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-rw-r--r--program/lib/MDB2.php48
-rw-r--r--program/lib/MDB2/Driver/Datatype/Common.php3652
-rw-r--r--program/lib/MDB2/Driver/Datatype/mssql.php932
-rw-r--r--program/lib/MDB2/Driver/Datatype/mysql.php93
-rw-r--r--program/lib/MDB2/Driver/Datatype/mysqli.php92
-rw-r--r--program/lib/MDB2/Driver/Datatype/pgsql.php6
-rw-r--r--program/lib/MDB2/Driver/Datatype/sqlite.php5
-rw-r--r--program/lib/MDB2/Driver/Function/Common.php540
-rw-r--r--program/lib/MDB2/Driver/Function/mssql.php369
-rw-r--r--program/lib/MDB2/Driver/Function/mysql.php254
-rw-r--r--program/lib/MDB2/Driver/Function/mysqli.php270
-rw-r--r--program/lib/MDB2/Driver/Function/pgsql.php214
-rw-r--r--program/lib/MDB2/Driver/Function/sqlite.php287
-rw-r--r--program/lib/MDB2/Driver/Manager/Common.php81
-rw-r--r--program/lib/MDB2/Driver/Manager/mssql.php1942
-rw-r--r--program/lib/MDB2/Driver/Manager/mysql.php448
-rw-r--r--program/lib/MDB2/Driver/Manager/mysqli.php407
-rw-r--r--program/lib/MDB2/Driver/Manager/pgsql.php1622
-rw-r--r--program/lib/MDB2/Driver/Manager/sqlite.php37
-rw-r--r--program/lib/MDB2/Driver/Reverse/Common.php1022
-rw-r--r--program/lib/MDB2/Driver/Reverse/mssql.php4
-rw-r--r--program/lib/MDB2/Driver/Reverse/pgsql.php11
-rw-r--r--program/lib/MDB2/Driver/Reverse/sqlite.php14
-rw-r--r--program/lib/MDB2/Driver/mssql.php164
-rw-r--r--program/lib/MDB2/Driver/mysql.php3218
-rw-r--r--program/lib/MDB2/Driver/mysqli.php3536
-rw-r--r--program/lib/MDB2/Driver/pgsql.php114
-rw-r--r--program/lib/MDB2/Driver/sqlite.php33
28 files changed, 10700 insertions, 8715 deletions
diff --git a/program/lib/MDB2.php b/program/lib/MDB2.php
index a8bbb0fb4..326152f95 100644
--- a/program/lib/MDB2.php
+++ b/program/lib/MDB2.php
@@ -43,7 +43,7 @@
// | Author: Lukas Smith <smith@pooteeweet.org> |
// +----------------------------------------------------------------------+
//
-// $Id: MDB2.php,v 1.307 2007/11/10 13:29:05 quipo Exp $
+// $Id: MDB2.php,v 1.318 2008/03/08 14:18:38 quipo Exp $
//
/**
@@ -100,6 +100,8 @@ define('MDB2_ERROR_MANAGER', -32);
define('MDB2_ERROR_MANAGER_PARSE', -33);
define('MDB2_ERROR_LOADMODULE', -34);
define('MDB2_ERROR_INSUFFICIENT_DATA', -35);
+define('MDB2_ERROR_NO_PERMISSION', -36);
+
// }}}
// {{{ Verbose constants
/**
@@ -564,7 +566,7 @@ class MDB2
*/
function apiVersion()
{
- return '2.5.0a2';
+ return '2.5.0b1';
}
// }}}
@@ -764,6 +766,7 @@ class MDB2
MDB2_ERROR_LOADMODULE => 'error while including on demand module',
MDB2_ERROR_TRUNCATED => 'truncated',
MDB2_ERROR_DEADLOCK => 'deadlock detected',
+ MDB2_ERROR_NO_PERMISSION => 'no permission',
);
}
@@ -888,7 +891,7 @@ class MDB2
//"username/password@[//]host[:port][/service_name]"
//e.g. "scott/tiger@//mymachine:1521/oracle"
$proto_opts = $dsn;
- $dsn = null;
+ $dsn = substr($proto_opts, strrpos($proto_opts, '/') + 1);
} elseif (strpos($dsn, '/') !== false) {
list($proto_opts, $dsn) = explode('/', $dsn, 2);
} else {
@@ -1095,6 +1098,7 @@ class MDB2_Driver_Common extends PEAR
'LOBs' => false,
'replace' => false,
'sub_selects' => false,
+ 'triggers' => false,
'auto_increment' => false,
'primary_key' => false,
'result_introspection' => false,
@@ -1142,6 +1146,7 @@ class MDB2_Driver_Common extends PEAR
* <li>$options['datatype_map'] -> array: map user defined datatypes to other primitive datatypes</li>
* <li>$options['datatype_map_callback'] -> array: callback function/method that should be called</li>
* <li>$options['bindname_format'] -> string: regular expression pattern for named parameters
+ * <li>$options['max_identifiers_length'] -> integer: max identifier length</li>
* </ul>
*
* @var array
@@ -1190,6 +1195,7 @@ class MDB2_Driver_Common extends PEAR
'nativetype_map_callback' => array(),
'lob_allow_url_include' => false,
'bindname_format' => '(?:\d+)|(?:[a-zA-Z][a-zA-Z0-9_]*)',
+ 'max_identifiers_length' => 30,
);
/**
@@ -2219,6 +2225,23 @@ class MDB2_Driver_Common extends PEAR
}
// }}}
+ // {{{ databaseExists()
+
+ /**
+ * check if given database name is exists?
+ *
+ * @param string $name name of the database that should be checked
+ *
+ * @return mixed true/false on success, a MDB2 error on failure
+ * @access public
+ */
+ function databaseExists($name)
+ {
+ return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ 'method not implemented', __FUNCTION__);
+ }
+
+ // }}}
// {{{ setCharset($charset, $connection = null)
/**
@@ -2277,7 +2300,9 @@ class MDB2_Driver_Common extends PEAR
{
$previous_database_name = (isset($this->database_name)) ? $this->database_name : '';
$this->database_name = $name;
- $this->disconnect(false);
+ if (!empty($this->connected_database_name) && ($this->connected_database_name != $this->database_name)) {
+ $this->disconnect(false);
+ }
return $previous_database_name;
}
@@ -2795,7 +2820,7 @@ class MDB2_Driver_Common extends PEAR
return $this->raiseError(MDB2_ERROR_CANNOT_REPLACE, null, null,
'key value '.$name.' may not be NULL', __FUNCTION__);
}
- $condition[] = $name . '=' . $value;
+ $condition[] = $this->quoteIdentifier($name, true) . '=' . $value;
}
}
if (empty($condition)) {
@@ -2815,13 +2840,16 @@ class MDB2_Driver_Common extends PEAR
}
$condition = ' WHERE '.implode(' AND ', $condition);
- $query = "DELETE FROM $table$condition";
+ $query = 'DELETE FROM ' . $this->quoteIdentifier($table, true) . $condition;
$result =& $this->_doQuery($query, true, $connection);
if (!PEAR::isError($result)) {
$affected_rows = $this->_affectedRows($connection, $result);
- $insert = implode(', ', array_keys($values));
+ $insert = '';
+ foreach ($values as $key => $value) {
+ $insert .= ($insert?', ':'') . $this->quoteIdentifier($key, true);
+ }
$values = implode(', ', $values);
- $query = "INSERT INTO $table ($insert) VALUES ($values)";
+ $query = 'INSERT INTO '. $this->quoteIdentifier($table, true) . "($insert) VALUES ($values)";
$result =& $this->_doQuery($query, true, $connection);
if (!PEAR::isError($result)) {
$affected_rows += $this->_affectedRows($connection, $result);;
@@ -2998,7 +3026,7 @@ class MDB2_Driver_Common extends PEAR
return $err;
}
}
- } while ($ignore['escape'] && $query[($end_quote - 1)] == $ignore['escape']);
+ } while ($ignore['escape'] && $query[($end_quote - 1)] == $ignore['escape'] && $end_quote-1 != $start_quote);
$position = $end_quote + 1;
return $position;
}
@@ -3980,9 +4008,11 @@ class MDB2_Statement_Common
$types = is_array($types) ? array_values($types) : array_fill(0, count($values), null);
$parameters = array_keys($values);
foreach ($parameters as $key => $parameter) {
+ $this->db->pushErrorHandling(PEAR_ERROR_RETURN);
$this->db->expectError(MDB2_ERROR_NOT_FOUND);
$err = $this->bindValue($parameter, $values[$parameter], $types[$key]);
$this->db->popExpect();
+ $this->db->popErrorHandling();
if (PEAR::isError($err)) {
if ($err->getCode() == MDB2_ERROR_NOT_FOUND) {
//ignore (extra value for missing placeholder)
diff --git a/program/lib/MDB2/Driver/Datatype/Common.php b/program/lib/MDB2/Driver/Datatype/Common.php
index 01423e44c..2134e64db 100644
--- a/program/lib/MDB2/Driver/Datatype/Common.php
+++ b/program/lib/MDB2/Driver/Datatype/Common.php
@@ -1,1830 +1,1824 @@
-<?php
-// +----------------------------------------------------------------------+
-// | PHP versions 4 and 5 |
-// +----------------------------------------------------------------------+
-// | Copyright (c) 1998-2007 Manuel Lemos, Tomas V.V.Cox, |
-// | Stig. S. Bakken, Lukas Smith |
-// | All rights reserved. |
-// +----------------------------------------------------------------------+
-// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
-// | API as well as database abstraction for PHP applications. |
-// | This LICENSE is in the BSD license style. |
-// | |
-// | Redistribution and use in source and binary forms, with or without |
-// | modification, are permitted provided that the following conditions |
-// | are met: |
-// | |
-// | Redistributions of source code must retain the above copyright |
-// | notice, this list of conditions and the following disclaimer. |
-// | |
-// | Redistributions in binary form must reproduce the above copyright |
-// | notice, this list of conditions and the following disclaimer in the |
-// | documentation and/or other materials provided with the distribution. |
-// | |
-// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
-// | Lukas Smith nor the names of his contributors may be used to endorse |
-// | or promote products derived from this software without specific prior|
-// | written permission. |
-// | |
-// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
-// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
-// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
-// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
-// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
-// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
-// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
-// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
-// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
-// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
-// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
-// | POSSIBILITY OF SUCH DAMAGE. |
-// +----------------------------------------------------------------------+
-// | Author: Lukas Smith <smith@pooteeweet.org> |
-// +----------------------------------------------------------------------+
-//
-// $Id: Common.php,v 1.128 2007/11/09 20:54:58 quipo Exp $
-
-require_once 'MDB2/LOB.php';
-
-/**
- * @package MDB2
- * @category Database
- * @author Lukas Smith <smith@pooteeweet.org>
- */
-
-/**
- * MDB2_Driver_Common: Base class that is extended by each MDB2 driver
- *
- * To load this module in the MDB2 object:
- * $mdb->loadModule('Datatype');
- *
- * @package MDB2
- * @category Database
- * @author Lukas Smith <smith@pooteeweet.org>
- */
-class MDB2_Driver_Datatype_Common extends MDB2_Module_Common
-{
- var $valid_default_values = array(
- 'text' => '',
- 'boolean' => true,
- 'integer' => 0,
- 'decimal' => 0.0,
- 'float' => 0.0,
- 'timestamp' => '1970-01-01 00:00:00',
- 'time' => '00:00:00',
- 'date' => '1970-01-01',
- 'clob' => '',
- 'blob' => '',
- );
-
- /**
- * contains all LOB objects created with this MDB2 instance
- * @var array
- * @access protected
- */
- var $lobs = array();
-
- // }}}
- // {{{ getValidTypes()
-
- /**
- * Get the list of valid types
- *
- * This function returns an array of valid types as keys with the values
- * being possible default values for all native datatypes and mapped types
- * for custom datatypes.
- *
- * @return mixed array on success, a MDB2 error on failure
- * @access public
- */
- function getValidTypes()
- {
- $types = $this->valid_default_values;
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
- if (!empty($db->options['datatype_map'])) {
- foreach ($db->options['datatype_map'] as $type => $mapped_type) {
- if (array_key_exists($mapped_type, $types)) {
- $types[$type] = $types[$mapped_type];
- } elseif (!empty($db->options['datatype_map_callback'][$type])) {
- $parameter = array('type' => $type, 'mapped_type' => $mapped_type);
- $default = call_user_func_array($db->options['datatype_map_callback'][$type], array(&$db, __FUNCTION__, $parameter));
- $types[$type] = $default;
- }
- }
- }
- return $types;
- }
-
- // }}}
- // {{{ checkResultTypes()
-
- /**
- * Define the list of types to be associated with the columns of a given
- * result set.
- *
- * This function may be called before invoking fetchRow(), fetchOne()
- * fetchCole() and fetchAll() so that the necessary data type
- * conversions are performed on the data to be retrieved by them. If this
- * function is not called, the type of all result set columns is assumed
- * to be text, thus leading to not perform any conversions.
- *
- * @param array $types array variable that lists the
- * data types to be expected in the result set columns. If this array
- * contains less types than the number of columns that are returned
- * in the result set, the remaining columns are assumed to be of the
- * type text. Currently, the types clob and blob are not fully
- * supported.
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- * @access public
- */
- function checkResultTypes($types)
- {
- $types = is_array($types) ? $types : array($types);
- foreach ($types as $key => $type) {
- if (!isset($this->valid_default_values[$type])) {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
- if (empty($db->options['datatype_map'][$type])) {
- return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
- $type.' for '.$key.' is not a supported column type', __FUNCTION__);
- }
- }
- }
- return $types;
- }
-
- // }}}
- // {{{ _baseConvertResult()
-
- /**
- * General type conversion method
- *
- * @param mixed $value reference to a value to be converted
- * @param string $type specifies which type to convert to
- * @param boolean $rtrim [optional] when TRUE [default], apply rtrim() to text
- * @return object an MDB2 error on failure
- * @access protected
- */
- function _baseConvertResult($value, $type, $rtrim = true)
- {
- switch ($type) {
- case 'text':
- if ($rtrim) {
- $value = rtrim($value);
- }
- return $value;
- case 'integer':
- return intval($value);
- case 'boolean':
- return !empty($value);
- case 'decimal':
- return $value;
- case 'float':
- return doubleval($value);
- case 'date':
- return $value;
- case 'time':
- return $value;
- case 'timestamp':
- return $value;
- case 'clob':
- case 'blob':
- $this->lobs[] = array(
- 'buffer' => null,
- 'position' => 0,
- 'lob_index' => null,
- 'endOfLOB' => false,
- 'resource' => $value,
- 'value' => null,
- 'loaded' => false,
- );
- end($this->lobs);
- $lob_index = key($this->lobs);
- $this->lobs[$lob_index]['lob_index'] = $lob_index;
- return fopen('MDB2LOB://'.$lob_index.'@'.$this->db_index, 'r+');
- }
-
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- return $db->raiseError(MDB2_ERROR_INVALID, null, null,
- 'attempt to convert result value to an unknown type :' . $type, __FUNCTION__);
- }
-
- // }}}
- // {{{ convertResult()
-
- /**
- * Convert a value to a RDBMS indipendent MDB2 type
- *
- * @param mixed $value value to be converted
- * @param string $type specifies which type to convert to
- * @param boolean $rtrim [optional] when TRUE [default], apply rtrim() to text
- * @return mixed converted value
- * @access public
- */
- function convertResult($value, $type, $rtrim = true)
- {
- if (is_null($value)) {
- return null;
- }
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
- if (!empty($db->options['datatype_map'][$type])) {
- $type = $db->options['datatype_map'][$type];
- if (!empty($db->options['datatype_map_callback'][$type])) {
- $parameter = array('type' => $type, 'value' => $value, 'rtrim' => $rtrim);
- return call_user_func_array($db->options['datatype_map_callback'][$type], array(&$db, __FUNCTION__, $parameter));
- }
- }
- return $this->_baseConvertResult($value, $type, $rtrim);
- }
-
- // }}}
- // {{{ convertResultRow()
-
- /**
- * Convert a result row
- *
- * @param array $types
- * @param array $row specifies the types to convert to
- * @param boolean $rtrim [optional] when TRUE [default], apply rtrim() to text
- * @return mixed MDB2_OK on success, an MDB2 error on failure
- * @access public
- */
- function convertResultRow($types, $row, $rtrim = true)
- {
- $types = $this->_sortResultFieldTypes(array_keys($row), $types);
- foreach ($row as $key => $value) {
- if (empty($types[$key])) {
- continue;
- }
- $value = $this->convertResult($row[$key], $types[$key], $rtrim);
- if (PEAR::isError($value)) {
- return $value;
- }
- $row[$key] = $value;
- }
- return $row;
- }
-
- // }}}
- // {{{ _sortResultFieldTypes()
-
- /**
- * convert a result row
- *
- * @param array $types
- * @param array $row specifies the types to convert to
- * @param bool $rtrim if to rtrim text values or not
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- * @access public
- */
- function _sortResultFieldTypes($columns, $types)
- {
- $n_cols = count($columns);
- $n_types = count($types);
- if ($n_cols > $n_types) {
- for ($i= $n_cols - $n_types; $i >= 0; $i--) {
- $types[] = null;
- }
- }
- $sorted_types = array();
- foreach ($columns as $col) {
- $sorted_types[$col] = null;
- }
- foreach ($types as $name => $type) {
- if (array_key_exists($name, $sorted_types)) {
- $sorted_types[$name] = $type;
- unset($types[$name]);
- }
- }
- // if there are left types in the array, fill the null values of the
- // sorted array with them, in order.
- if (count($types)) {
- reset($types);
- foreach (array_keys($sorted_types) as $k) {
- if (is_null($sorted_types[$k])) {
- $sorted_types[$k] = current($types);
- next($types);
- }
- }
- }
- return $sorted_types;
- }
-
- // }}}
- // {{{ getDeclaration()
-
- /**
- * Obtain DBMS specific SQL code portion needed to declare
- * of the given type
- *
- * @param string $type type to which the value should be converted to
- * @param string $name name the field to be declared.
- * @param string $field definition of the field
- * @return string DBMS specific SQL code portion that should be used to
- * declare the specified field.
- * @access public
- */
- function getDeclaration($type, $name, $field)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- if (!empty($db->options['datatype_map'][$type])) {
- $type = $db->options['datatype_map'][$type];
- if (!empty($db->options['datatype_map_callback'][$type])) {
- $parameter = array('type' => $type, 'name' => $name, 'field' => $field);
- return call_user_func_array($db->options['datatype_map_callback'][$type], array(&$db, __FUNCTION__, $parameter));
- }
- $field['type'] = $type;
- }
-
- if (!method_exists($this, "_get{$type}Declaration")) {
- return $db->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
- 'type not defined: '.$type, __FUNCTION__);
- }
- return $this->{"_get{$type}Declaration"}($name, $field);
- }
-
- // }}}
- // {{{ getTypeDeclaration()
-
- /**
- * Obtain DBMS specific SQL code portion needed to declare an text type
- * field to be used in statements like CREATE TABLE.
- *
- * @param array $field associative array with the name of the properties
- * of the field being declared as array indexes. Currently, the types
- * of supported field properties are as follows:
- *
- * length
- * Integer value that determines the maximum length of the text
- * field. If this argument is missing the field should be
- * declared to have the longest length allowed by the DBMS.
- *
- * default
- * Text value to be used as default for this field.
- *
- * notnull
- * Boolean flag that indicates whether this field is constrained
- * to not be set to null.
- * @return string DBMS specific SQL code portion that should be used to
- * declare the specified field.
- * @access public
- */
- function getTypeDeclaration($field)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- switch ($field['type']) {
- case 'text':
- $length = !empty($field['length']) ? $field['length'] : $db->options['default_text_field_length'];
- $fixed = !empty($field['fixed']) ? $field['fixed'] : false;
- return $fixed ? ($length ? 'CHAR('.$length.')' : 'CHAR('.$db->options['default_text_field_length'].')')
- : ($length ? 'VARCHAR('.$length.')' : 'TEXT');
- case 'clob':
- return 'TEXT';
- case 'blob':
- return 'TEXT';
- case 'integer':
- return 'INT';
- case 'boolean':
- return 'INT';
- case 'date':
- return 'CHAR ('.strlen('YYYY-MM-DD').')';
- case 'time':
- return 'CHAR ('.strlen('HH:MM:SS').')';
- case 'timestamp':
- return 'CHAR ('.strlen('YYYY-MM-DD HH:MM:SS').')';
- case 'float':
- return 'TEXT';
- case 'decimal':
- return 'TEXT';
- }
- return '';
- }
-
- // }}}
- // {{{ _getDeclaration()
-
- /**
- * Obtain DBMS specific SQL code portion needed to declare a generic type
- * field to be used in statements like CREATE TABLE.
- *
- * @param string $name name the field to be declared.
- * @param array $field associative array with the name of the properties
- * of the field being declared as array indexes. Currently, the types
- * of supported field properties are as follows:
- *
- * length
- * Integer value that determines the maximum length of the text
- * field. If this argument is missing the field should be
- * declared to have the longest length allowed by the DBMS.
- *
- * default
- * Text value to be used as default for this field.
- *
- * notnull
- * Boolean flag that indicates whether this field is constrained
- * to not be set to null.
- * charset
- * Text value with the default CHARACTER SET for this field.
- * collation
- * Text value with the default COLLATION for this field.
- * @return string DBMS specific SQL code portion that should be used to
- * declare the specified field, or a MDB2_Error on failure
- * @access protected
- */
- function _getDeclaration($name, $field)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $name = $db->quoteIdentifier($name, true);
- $declaration_options = $db->datatype->_getDeclarationOptions($field);
- if (PEAR::isError($declaration_options)) {
- return $declaration_options;
- }
- return $name.' '.$this->getTypeDeclaration($field).$declaration_options;
- }
-
- // }}}
- // {{{ _getDeclarationOptions()
-
- /**
- * Obtain DBMS specific SQL code portion needed to declare a generic type
- * field to be used in statement like CREATE TABLE, without the field name
- * and type values (ie. just the character set, default value, if the
- * field is permitted to be NULL or not, and the collation options).
- *
- * @param array $field associative array with the name of the properties
- * of the field being declared as array indexes. Currently, the types
- * of supported field properties are as follows:
- *
- * default
- * Text value to be used as default for this field.
- * notnull
- * Boolean flag that indicates whether this field is constrained
- * to not be set to null.
- * charset
- * Text value with the default CHARACTER SET for this field.
- * collation
- * Text value with the default COLLATION for this field.
- * @return string DBMS specific SQL code portion that should be used to
- * declare the specified field's options.
- * @access protected
- */
- function _getDeclarationOptions($field)
- {
- $charset = empty($field['charset']) ? '' :
- ' '.$this->_getCharsetFieldDeclaration($field['charset']);
-
- $default = '';
- if (array_key_exists('default', $field)) {
- if ($field['default'] === '') {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
- if (empty($field['notnull'])) {
- $field['default'] = null;
- } else {
- $valid_default_values = $this->getValidTypes();
- $field['default'] = $valid_default_values[$field['type']];
- }
- if ($field['default'] === ''
- && ($db->options['portability'] & MDB2_PORTABILITY_EMPTY_TO_NULL)
- ) {
- $field['default'] = ' ';
- }
- }
- $default = ' DEFAULT '.$this->quote($field['default'], $field['type']);
- } elseif (empty($field['notnull'])) {
- $default = ' DEFAULT NULL';
- }
-
- $notnull = empty($field['notnull']) ? '' : ' NOT NULL';
-
- $collation = empty($field['collation']) ? '' :
- ' '.$this->_getCollationFieldDeclaration($field['collation']);
- return $charset.$default.$notnull.$collation;
- }
-
- // }}}
- // {{{ _getCharsetFieldDeclaration()
-
- /**
- * Obtain DBMS specific SQL code portion needed to set the CHARACTER SET
- * of a field declaration to be used in statements like CREATE TABLE.
- *
- * @param string $charset name of the charset
- * @return string DBMS specific SQL code portion needed to set the CHARACTER SET
- * of a field declaration.
- */
- function _getCharsetFieldDeclaration($charset)
- {
- return '';
- }
-
- // }}}
- // {{{ _getCollationFieldDeclaration()
-
- /**
- * Obtain DBMS specific SQL code portion needed to set the COLLATION
- * of a field declaration to be used in statements like CREATE TABLE.
- *
- * @param string $collation name of the collation
- * @return string DBMS specific SQL code portion needed to set the COLLATION
- * of a field declaration.
- */
- function _getCollationFieldDeclaration($collation)
- {
- return '';
- }
-
- // }}}
- // {{{ _getIntegerDeclaration()
-
- /**
- * Obtain DBMS specific SQL code portion needed to declare an integer type
- * field to be used in statements like CREATE TABLE.
- *
- * @param string $name name the field to be declared.
- * @param array $field associative array with the name of the properties
- * of the field being declared as array indexes. Currently, the types
- * of supported field properties are as follows:
- *
- * unsigned
- * Boolean flag that indicates whether the field should be
- * declared as unsigned integer if possible.
- *
- * default
- * Integer value to be used as default for this field.
- *
- * notnull
- * Boolean flag that indicates whether this field is constrained
- * to not be set to null.
- * @return string DBMS specific SQL code portion that should be used to
- * declare the specified field.
- * @access protected
- */
- function _getIntegerDeclaration($name, $field)
- {
- if (!empty($field['unsigned'])) {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $db->warnings[] = "unsigned integer field \"$name\" is being declared as signed integer";
- }
- return $this->_getDeclaration($name, $field);
- }
-
- // }}}
- // {{{ _getTextDeclaration()
-
- /**
- * Obtain DBMS specific SQL code portion needed to declare an text type
- * field to be used in statements like CREATE TABLE.
- *
- * @param string $name name the field to be declared.
- * @param array $field associative array with the name of the properties
- * of the field being declared as array indexes. Currently, the types
- * of supported field properties are as follows:
- *
- * length
- * Integer value that determines the maximum length of the text
- * field. If this argument is missing the field should be
- * declared to have the longest length allowed by the DBMS.
- *
- * default
- * Text value to be used as default for this field.
- *
- * notnull
- * Boolean flag that indicates whether this field is constrained
- * to not be set to null.
- * @return string DBMS specific SQL code portion that should be used to
- * declare the specified field.
- * @access protected
- */
- function _getTextDeclaration($name, $field)
- {
- return $this->_getDeclaration($name, $field);
- }
-
- // }}}
- // {{{ _getCLOBDeclaration()
-
- /**
- * Obtain DBMS specific SQL code portion needed to declare an character
- * large object type field to be used in statements like CREATE TABLE.
- *
- * @param string $name name the field to be declared.
- * @param array $field associative array with the name of the properties
- * of the field being declared as array indexes. Currently, the types
- * of supported field properties are as follows:
- *
- * length
- * Integer value that determines the maximum length of the large
- * object field. If this argument is missing the field should be
- * declared to have the longest length allowed by the DBMS.
- *
- * notnull
- * Boolean flag that indicates whether this field is constrained
- * to not be set to null.
- * @return string DBMS specific SQL code portion that should be used to
- * declare the specified field.
- * @access public
- */
- function _getCLOBDeclaration($name, $field)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $notnull = empty($field['notnull']) ? '' : ' NOT NULL';
- $name = $db->quoteIdentifier($name, true);
- return $name.' '.$this->getTypeDeclaration($field).$notnull;
- }
-
- // }}}
- // {{{ _getBLOBDeclaration()
-
- /**
- * Obtain DBMS specific SQL code portion needed to declare an binary large
- * object type field to be used in statements like CREATE TABLE.
- *
- * @param string $name name the field to be declared.
- * @param array $field associative array with the name of the properties
- * of the field being declared as array indexes. Currently, the types
- * of supported field properties are as follows:
- *
- * length
- * Integer value that determines the maximum length of the large
- * object field. If this argument is missing the field should be
- * declared to have the longest length allowed by the DBMS.
- *
- * notnull
- * Boolean flag that indicates whether this field is constrained
- * to not be set to null.
- * @return string DBMS specific SQL code portion that should be used to
- * declare the specified field.
- * @access protected
- */
- function _getBLOBDeclaration($name, $field)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $notnull = empty($field['notnull']) ? '' : ' NOT NULL';
- $name = $db->quoteIdentifier($name, true);
- return $name.' '.$this->getTypeDeclaration($field).$notnull;
- }
-
- // }}}
- // {{{ _getBooleanDeclaration()
-
- /**
- * Obtain DBMS specific SQL code portion needed to declare a boolean type
- * field to be used in statements like CREATE TABLE.
- *
- * @param string $name name the field to be declared.
- * @param array $field associative array with the name of the properties
- * of the field being declared as array indexes. Currently, the types
- * of supported field properties are as follows:
- *
- * default
- * Boolean value to be used as default for this field.
- *
- * notnullL
- * Boolean flag that indicates whether this field is constrained
- * to not be set to null.
- * @return string DBMS specific SQL code portion that should be used to
- * declare the specified field.
- * @access protected
- */
- function _getBooleanDeclaration($name, $field)
- {
- return $this->_getDeclaration($name, $field);
- }
-
- // }}}
- // {{{ _getDateDeclaration()
-
- /**
- * Obtain DBMS specific SQL code portion needed to declare a date type
- * field to be used in statements like CREATE TABLE.
- *
- * @param string $name name the field to be declared.
- * @param array $field associative array with the name of the properties
- * of the field being declared as array indexes. Currently, the types
- * of supported field properties are as follows:
- *
- * default
- * Date value to be used as default for this field.
- *
- * notnull
- * Boolean flag that indicates whether this field is constrained
- * to not be set to null.
- * @return string DBMS specific SQL code portion that should be used to
- * declare the specified field.
- * @access protected
- */
- function _getDateDeclaration($name, $field)
- {
- return $this->_getDeclaration($name, $field);
- }
-
- // }}}
- // {{{ _getTimestampDeclaration()
-
- /**
- * Obtain DBMS specific SQL code portion needed to declare a timestamp
- * field to be used in statements like CREATE TABLE.
- *
- * @param string $name name the field to be declared.
- * @param array $field associative array with the name of the properties
- * of the field being declared as array indexes. Currently, the types
- * of supported field properties are as follows:
- *
- * default
- * Timestamp value to be used as default for this field.
- *
- * notnull
- * Boolean flag that indicates whether this field is constrained
- * to not be set to null.
- * @return string DBMS specific SQL code portion that should be used to
- * declare the specified field.
- * @access protected
- */
- function _getTimestampDeclaration($name, $field)
- {
- return $this->_getDeclaration($name, $field);
- }
-
- // }}}
- // {{{ _getTimeDeclaration()
-
- /**
- * Obtain DBMS specific SQL code portion needed to declare a time
- * field to be used in statements like CREATE TABLE.
- *
- * @param string $name name the field to be declared.
- * @param array $field associative array with the name of the properties
- * of the field being declared as array indexes. Currently, the types
- * of supported field properties are as follows:
- *
- * default
- * Time value to be used as default for this field.
- *
- * notnull
- * Boolean flag that indicates whether this field is constrained
- * to not be set to null.
- * @return string DBMS specific SQL code portion that should be used to
- * declare the specified field.
- * @access protected
- */
- function _getTimeDeclaration($name, $field)
- {
- return $this->_getDeclaration($name, $field);
- }
-
- // }}}
- // {{{ _getFloatDeclaration()
-
- /**
- * Obtain DBMS specific SQL code portion needed to declare a float type
- * field to be used in statements like CREATE TABLE.
- *
- * @param string $name name the field to be declared.
- * @param array $field associative array with the name of the properties
- * of the field being declared as array indexes. Currently, the types
- * of supported field properties are as follows:
- *
- * default
- * Float value to be used as default for this field.
- *
- * notnull
- * Boolean flag that indicates whether this field is constrained
- * to not be set to null.
- * @return string DBMS specific SQL code portion that should be used to
- * declare the specified field.
- * @access protected
- */
- function _getFloatDeclaration($name, $field)
- {
- return $this->_getDeclaration($name, $field);
- }
-
- // }}}
- // {{{ _getDecimalDeclaration()
-
- /**
- * Obtain DBMS specific SQL code portion needed to declare a decimal type
- * field to be used in statements like CREATE TABLE.
- *
- * @param string $name name the field to be declared.
- * @param array $field associative array with the name of the properties
- * of the field being declared as array indexes. Currently, the types
- * of supported field properties are as follows:
- *
- * default
- * Decimal value to be used as default for this field.
- *
- * notnull
- * Boolean flag that indicates whether this field is constrained
- * to not be set to null.
- * @return string DBMS specific SQL code portion that should be used to
- * declare the specified field.
- * @access protected
- */
- function _getDecimalDeclaration($name, $field)
- {
- return $this->_getDeclaration($name, $field);
- }
-
- // }}}
- // {{{ compareDefinition()
-
- /**
- * Obtain an array of changes that may need to applied
- *
- * @param array $current new definition
- * @param array $previous old definition
- * @return array containing all changes that will need to be applied
- * @access public
- */
- function compareDefinition($current, $previous)
- {
- $type = !empty($current['type']) ? $current['type'] : null;
-
- if (!method_exists($this, "_compare{$type}Definition")) {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
- if (!empty($db->options['datatype_map_callback'][$type])) {
- $parameter = array('current' => $current, 'previous' => $previous);
- $change = call_user_func_array($db->options['datatype_map_callback'][$type], array(&$db, __FUNCTION__, $parameter));
- return $change;
- }
- return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
- 'type "'.$current['type'].'" is not yet supported', __FUNCTION__);
- }
-
- if (empty($previous['type']) || $previous['type'] != $type) {
- return $current;
- }
-
- $change = $this->{"_compare{$type}Definition"}($current, $previous);
-
- if ($previous['type'] != $type) {
- $change['type'] = true;
- }
-
- $previous_notnull = !empty($previous['notnull']) ? $previous['notnull'] : false;
- $notnull = !empty($current['notnull']) ? $current['notnull'] : false;
- if ($previous_notnull != $notnull) {
- $change['notnull'] = true;
- }
-
- $previous_default = array_key_exists('default', $previous) ? $previous['default'] :
- ($previous_notnull ? '' : null);
- $default = array_key_exists('default', $current) ? $current['default'] :
- ($notnull ? '' : null);
- if ($previous_default !== $default) {
- $change['default'] = true;
- }
-
- return $change;
- }
-
- // }}}
- // {{{ _compareIntegerDefinition()
-
- /**
- * Obtain an array of changes that may need to applied to an integer field
- *
- * @param array $current new definition
- * @param array $previous old definition
- * @return array containing all changes that will need to be applied
- * @access protected
- */
- function _compareIntegerDefinition($current, $previous)
- {
- $change = array();
- $previous_unsigned = !empty($previous['unsigned']) ? $previous['unsigned'] : false;
- $unsigned = !empty($current['unsigned']) ? $current['unsigned'] : false;
- if ($previous_unsigned != $unsigned) {
- $change['unsigned'] = true;
- }
- $previous_autoincrement = !empty($previous['autoincrement']) ? $previous['autoincrement'] : false;
- $autoincrement = !empty($current['autoincrement']) ? $current['autoincrement'] : false;
- if ($previous_autoincrement != $autoincrement) {
- $change['autoincrement'] = true;
- }
- return $change;
- }
-
- // }}}
- // {{{ _compareTextDefinition()
-
- /**
- * Obtain an array of changes that may need to applied to an text field
- *
- * @param array $current new definition
- * @param array $previous old definition
- * @return array containing all changes that will need to be applied
- * @access protected
- */
- function _compareTextDefinition($current, $previous)
- {
- $change = array();
- $previous_length = !empty($previous['length']) ? $previous['length'] : 0;
- $length = !empty($current['length']) ? $current['length'] : 0;
- if ($previous_length != $length) {
- $change['length'] = true;
- }
- $previous_fixed = !empty($previous['fixed']) ? $previous['fixed'] : 0;
- $fixed = !empty($current['fixed']) ? $current['fixed'] : 0;
- if ($previous_fixed != $fixed) {
- $change['fixed'] = true;
- }
- return $change;
- }
-
- // }}}
- // {{{ _compareCLOBDefinition()
-
- /**
- * Obtain an array of changes that may need to applied to an CLOB field
- *
- * @param array $current new definition
- * @param array $previous old definition
- * @return array containing all changes that will need to be applied
- * @access protected
- */
- function _compareCLOBDefinition($current, $previous)
- {
- return $this->_compareTextDefinition($current, $previous);
- }
-
- // }}}
- // {{{ _compareBLOBDefinition()
-
- /**
- * Obtain an array of changes that may need to applied to an BLOB field
- *
- * @param array $current new definition
- * @param array $previous old definition
- * @return array containing all changes that will need to be applied
- * @access protected
- */
- function _compareBLOBDefinition($current, $previous)
- {
- return $this->_compareTextDefinition($current, $previous);
- }
-
- // }}}
- // {{{ _compareDateDefinition()
-
- /**
- * Obtain an array of changes that may need to applied to an date field
- *
- * @param array $current new definition
- * @param array $previous old definition
- * @return array containing all changes that will need to be applied
- * @access protected
- */
- function _compareDateDefinition($current, $previous)
- {
- return array();
- }
-
- // }}}
- // {{{ _compareTimeDefinition()
-
- /**
- * Obtain an array of changes that may need to applied to an time field
- *
- * @param array $current new definition
- * @param array $previous old definition
- * @return array containing all changes that will need to be applied
- * @access protected
- */
- function _compareTimeDefinition($current, $previous)
- {
- return array();
- }
-
- // }}}
- // {{{ _compareTimestampDefinition()
-
- /**
- * Obtain an array of changes that may need to applied to an timestamp field
- *
- * @param array $current new definition
- * @param array $previous old definition
- * @return array containing all changes that will need to be applied
- * @access protected
- */
- function _compareTimestampDefinition($current, $previous)
- {
- return array();
- }
-
- // }}}
- // {{{ _compareBooleanDefinition()
-
- /**
- * Obtain an array of changes that may need to applied to an boolean field
- *
- * @param array $current new definition
- * @param array $previous old definition
- * @return array containing all changes that will need to be applied
- * @access protected
- */
- function _compareBooleanDefinition($current, $previous)
- {
- return array();
- }
-
- // }}}
- // {{{ _compareFloatDefinition()
-
- /**
- * Obtain an array of changes that may need to applied to an float field
- *
- * @param array $current new definition
- * @param array $previous old definition
- * @return array containing all changes that will need to be applied
- * @access protected
- */
- function _compareFloatDefinition($current, $previous)
- {
- return array();
- }
-
- // }}}
- // {{{ _compareDecimalDefinition()
-
- /**
- * Obtain an array of changes that may need to applied to an decimal field
- *
- * @param array $current new definition
- * @param array $previous old definition
- * @return array containing all changes that will need to be applied
- * @access protected
- */
- function _compareDecimalDefinition($current, $previous)
- {
- return array();
- }
-
- // }}}
- // {{{ quote()
-
- /**
- * Convert a text value into a DBMS specific format that is suitable to
- * compose query statements.
- *
- * @param string $value text string value that is intended to be converted.
- * @param string $type type to which the value should be converted to
- * @param bool $quote determines if the value should be quoted and escaped
- * @param bool $escape_wildcards if to escape escape wildcards
- * @return string text string that represents the given argument value in
- * a DBMS specific format.
- * @access public
- */
- function quote($value, $type = null, $quote = true, $escape_wildcards = false)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- if (is_null($value)
- || ($value === '' && $db->options['portability'] & MDB2_PORTABILITY_EMPTY_TO_NULL)
- ) {
- if (!$quote) {
- return null;
- }
- return 'NULL';
- }
-
- if (is_null($type)) {
- switch (gettype($value)) {
- case 'integer':
- $type = 'integer';
- break;
- case 'double':
- // todo: default to decimal as float is quite unusual
- // $type = 'float';
- $type = 'decimal';
- break;
- case 'boolean':
- $type = 'boolean';
- break;
- case 'array':
- $value = serialize($value);
- case 'object':
- $type = 'text';
- break;
- default:
- if (preg_match('/^\d{4}-\d{2}-\d{2} \d{2}:\d{2}$/', $value)) {
- $type = 'timestamp';
- } elseif (preg_match('/^\d{2}:\d{2}$/', $value)) {
- $type = 'time';
- } elseif (preg_match('/^\d{4}-\d{2}-\d{2}$/', $value)) {
- $type = 'date';
- } else {
- $type = 'text';
- }
- break;
- }
- } elseif (!empty($db->options['datatype_map'][$type])) {
- $type = $db->options['datatype_map'][$type];
- if (!empty($db->options['datatype_map_callback'][$type])) {
- $parameter = array('type' => $type, 'value' => $value, 'quote' => $quote, 'escape_wildcards' => $escape_wildcards);
- return call_user_func_array($db->options['datatype_map_callback'][$type], array(&$db, __FUNCTION__, $parameter));
- }
- }
-
- if (!method_exists($this, "_quote{$type}")) {
- return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
- 'type not defined: '.$type, __FUNCTION__);
- }
- $value = $this->{"_quote{$type}"}($value, $quote, $escape_wildcards);
- if ($quote && $escape_wildcards && $db->string_quoting['escape_pattern']
- && $db->string_quoting['escape'] !== $db->string_quoting['escape_pattern']
- ) {
- $value.= $this->patternEscapeString();
- }
- return $value;
- }
-
- // }}}
- // {{{ _quoteInteger()
-
- /**
- * Convert a text value into a DBMS specific format that is suitable to
- * compose query statements.
- *
- * @param string $value text string value that is intended to be converted.
- * @param bool $quote determines if the value should be quoted and escaped
- * @param bool $escape_wildcards if to escape escape wildcards
- * @return string text string that represents the given argument value in
- * a DBMS specific format.
- * @access protected
- */
- function _quoteInteger($value, $quote, $escape_wildcards)
- {
- return (int)$value;
- }
-
- // }}}
- // {{{ _quoteText()
-
- /**
- * Convert a text value into a DBMS specific format that is suitable to
- * compose query statements.
- *
- * @param string $value text string value that is intended to be converted.
- * @param bool $quote determines if the value should be quoted and escaped
- * @param bool $escape_wildcards if to escape escape wildcards
- * @return string text string that already contains any DBMS specific
- * escaped character sequences.
- * @access protected
- */
- function _quoteText($value, $quote, $escape_wildcards)
- {
- if (!$quote) {
- return $value;
- }
-
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $value = $db->escape($value, $escape_wildcards);
- if (PEAR::isError($value)) {
- return $value;
- }
- return "'".$value."'";
- }
-
- // }}}
- // {{{ _readFile()
-
- /**
- * Convert a text value into a DBMS specific format that is suitable to
- * compose query statements.
- *
- * @param string $value text string value that is intended to be converted.
- * @return string text string that represents the given argument value in
- * a DBMS specific format.
- * @access protected
- */
- function _readFile($value)
- {
- $close = false;
- if (preg_match('/^(\w+:\/\/)(.*)$/', $value, $match)) {
- $close = true;
- if ($match[1] == 'file://') {
- $value = $match[2];
- }
- $value = @fopen($value, 'r');
- }
-
- if (is_resource($value)) {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $fp = $value;
- $value = '';
- while (!@feof($fp)) {
- $value.= @fread($fp, $db->options['lob_buffer_length']);
- }
- if ($close) {
- @fclose($fp);
- }
- }
-
- return $value;
- }
-
- // }}}
- // {{{ _quoteLOB()
-
- /**
- * Convert a text value into a DBMS specific format that is suitable to
- * compose query statements.
- *
- * @param string $value text string value that is intended to be converted.
- * @param bool $quote determines if the value should be quoted and escaped
- * @param bool $escape_wildcards if to escape escape wildcards
- * @return string text string that represents the given argument value in
- * a DBMS specific format.
- * @access protected
- */
- function _quoteLOB($value, $quote, $escape_wildcards)
- {
- $value = $this->_readFile($value);
- if (PEAR::isError($value)) {
- return $value;
- }
- return $this->_quoteText($value, $quote, $escape_wildcards);
- }
-
- // }}}
- // {{{ _quoteCLOB()
-
- /**
- * Convert a text value into a DBMS specific format that is suitable to
- * compose query statements.
- *
- * @param string $value text string value that is intended to be converted.
- * @param bool $quote determines if the value should be quoted and escaped
- * @param bool $escape_wildcards if to escape escape wildcards
- * @return string text string that represents the given argument value in
- * a DBMS specific format.
- * @access protected
- */
- function _quoteCLOB($value, $quote, $escape_wildcards)
- {
- return $this->_quoteLOB($value, $quote, $escape_wildcards);
- }
-
- // }}}
- // {{{ _quoteBLOB()
-
- /**
- * Convert a text value into a DBMS specific format that is suitable to
- * compose query statements.
- *
- * @param string $value text string value that is intended to be converted.
- * @param bool $quote determines if the value should be quoted and escaped
- * @param bool $escape_wildcards if to escape escape wildcards
- * @return string text string that represents the given argument value in
- * a DBMS specific format.
- * @access protected
- */
- function _quoteBLOB($value, $quote, $escape_wildcards)
- {
- return $this->_quoteLOB($value, $quote, $escape_wildcards);
- }
-
- // }}}
- // {{{ _quoteBoolean()
-
- /**
- * Convert a text value into a DBMS specific format that is suitable to
- * compose query statements.
- *
- * @param string $value text string value that is intended to be converted.
- * @param bool $quote determines if the value should be quoted and escaped
- * @param bool $escape_wildcards if to escape escape wildcards
- * @return string text string that represents the given argument value in
- * a DBMS specific format.
- * @access protected
- */
- function _quoteBoolean($value, $quote, $escape_wildcards)
- {
- return ($value ? 1 : 0);
- }
-
- // }}}
- // {{{ _quoteDate()
-
- /**
- * Convert a text value into a DBMS specific format that is suitable to
- * compose query statements.
- *
- * @param string $value text string value that is intended to be converted.
- * @param bool $quote determines if the value should be quoted and escaped
- * @param bool $escape_wildcards if to escape escape wildcards
- * @return string text string that represents the given argument value in
- * a DBMS specific format.
- * @access protected
- */
- function _quoteDate($value, $quote, $escape_wildcards)
- {
- if ($value === 'CURRENT_DATE') {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
- if (isset($db->function) && is_a($db->function, 'MDB2_Driver_Function_Common')) {
- return $db->function->now('date');
- }
- return 'CURRENT_DATE';
- }
- return $this->_quoteText($value, $quote, $escape_wildcards);
- }
-
- // }}}
- // {{{ _quoteTimestamp()
-
- /**
- * Convert a text value into a DBMS specific format that is suitable to
- * compose query statements.
- *
- * @param string $value text string value that is intended to be converted.
- * @param bool $quote determines if the value should be quoted and escaped
- * @param bool $escape_wildcards if to escape escape wildcards
- * @return string text string that represents the given argument value in
- * a DBMS specific format.
- * @access protected
- */
- function _quoteTimestamp($value, $quote, $escape_wildcards)
- {
- if ($value === 'CURRENT_TIMESTAMP') {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
- if (isset($db->function) && is_a($db->function, 'MDB2_Driver_Function_Common')) {
- return $db->function->now('timestamp');
- }
- return 'CURRENT_TIMESTAMP';
- }
- return $this->_quoteText($value, $quote, $escape_wildcards);
- }
-
- // }}}
- // {{{ _quoteTime()
-
- /**
- * Convert a text value into a DBMS specific format that is suitable to
- * compose query statements.
- *
- * @param string $value text string value that is intended to be converted.
- * @param bool $quote determines if the value should be quoted and escaped
- * @param bool $escape_wildcards if to escape escape wildcards
- * @return string text string that represents the given argument value in
- * a DBMS specific format.
- * @access protected
- */
- function _quoteTime($value, $quote, $escape_wildcards)
- {
- if ($value === 'CURRENT_TIME') {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
- if (isset($db->function) && is_a($db->function, 'MDB2_Driver_Function_Common')) {
- return $db->function->now('time');
- }
- return 'CURRENT_TIME';
- }
- return $this->_quoteText($value, $quote, $escape_wildcards);
- }
-
- // }}}
- // {{{ _quoteFloat()
-
- /**
- * Convert a text value into a DBMS specific format that is suitable to
- * compose query statements.
- *
- * @param string $value text string value that is intended to be converted.
- * @param bool $quote determines if the value should be quoted and escaped
- * @param bool $escape_wildcards if to escape escape wildcards
- * @return string text string that represents the given argument value in
- * a DBMS specific format.
- * @access protected
- */
- function _quoteFloat($value, $quote, $escape_wildcards)
- {
- if (preg_match('/^(.*)e([-+])(\d+)$/i', $value, $matches)) {
- $decimal = $this->_quoteDecimal($matches[1], $quote, $escape_wildcards);
- $sign = $matches[2];
- $exponent = str_pad($matches[3], 2, '0', STR_PAD_LEFT);
- $value = $decimal.'E'.$sign.$exponent;
- } else {
- $value = $this->_quoteDecimal($value, $quote, $escape_wildcards);
- }
- return $value;
- }
-
- // }}}
- // {{{ _quoteDecimal()
-
- /**
- * Convert a text value into a DBMS specific format that is suitable to
- * compose query statements.
- *
- * @param string $value text string value that is intended to be converted.
- * @param bool $quote determines if the value should be quoted and escaped
- * @param bool $escape_wildcards if to escape escape wildcards
- * @return string text string that represents the given argument value in
- * a DBMS specific format.
- * @access protected
- */
- function _quoteDecimal($value, $quote, $escape_wildcards)
- {
- $value = (string)$value;
- $value = preg_replace('/[^\d\.,\-+eE]/', '', $value);
- if (preg_match('/[^.0-9]/', $value)) {
- if (strpos($value, ',')) {
- // 1000,00
- if (!strpos($value, '.')) {
- // convert the last "," to a "."
- $value = strrev(str_replace(',', '.', strrev($value)));
- // 1.000,00
- } elseif (strpos($value, '.') && strpos($value, '.') < strpos($value, ',')) {
- $value = str_replace('.', '', $value);
- // convert the last "," to a "."
- $value = strrev(str_replace(',', '.', strrev($value)));
- // 1,000.00
- } else {
- $value = str_replace(',', '', $value);
- }
- }
- }
- return $value;
- }
-
- // }}}
- // {{{ writeLOBToFile()
-
- /**
- * retrieve LOB from the database
- *
- * @param resource $lob stream handle
- * @param string $file name of the file into which the LOb should be fetched
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- * @access protected
- */
- function writeLOBToFile($lob, $file)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- if (preg_match('/^(\w+:\/\/)(.*)$/', $file, $match)) {
- if ($match[1] == 'file://') {
- $file = $match[2];
- }
- }
-
- $fp = @fopen($file, 'wb');
- while (!@feof($lob)) {
- $result = @fread($lob, $db->options['lob_buffer_length']);
- $read = strlen($result);
- if (@fwrite($fp, $result, $read) != $read) {
- @fclose($fp);
- return $db->raiseError(MDB2_ERROR, null, null,
- 'could not write to the output file', __FUNCTION__);
- }
- }
- @fclose($fp);
- return MDB2_OK;
- }
-
- // }}}
- // {{{ _retrieveLOB()
-
- /**
- * retrieve LOB from the database
- *
- * @param array $lob array
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- * @access protected
- */
- function _retrieveLOB(&$lob)
- {
- if (is_null($lob['value'])) {
- $lob['value'] = $lob['resource'];
- }
- $lob['loaded'] = true;
- return MDB2_OK;
- }
-
- // }}}
- // {{{ readLOB()
-
- /**
- * Read data from large object input stream.
- *
- * @param resource $lob stream handle
- * @param string $data reference to a variable that will hold data
- * to be read from the large object input stream
- * @param integer $length value that indicates the largest ammount ofdata
- * to be read from the large object input stream.
- * @return mixed the effective number of bytes read from the large object
- * input stream on sucess or an MDB2 error object.
- * @access public
- * @see endOfLOB()
- */
- function _readLOB($lob, $length)
- {
- return substr($lob['value'], $lob['position'], $length);
- }
-
- // }}}
- // {{{ _endOfLOB()
-
- /**
- * Determine whether it was reached the end of the large object and
- * therefore there is no more data to be read for the its input stream.
- *
- * @param array $lob array
- * @return mixed true or false on success, a MDB2 error on failure
- * @access protected
- */
- function _endOfLOB($lob)
- {
- return $lob['endOfLOB'];
- }
-
- // }}}
- // {{{ destroyLOB()
-
- /**
- * Free any resources allocated during the lifetime of the large object
- * handler object.
- *
- * @param resource $lob stream handle
- * @access public
- */
- function destroyLOB($lob)
- {
- $lob_data = stream_get_meta_data($lob);
- $lob_index = $lob_data['wrapper_data']->lob_index;
- fclose($lob);
- if (isset($this->lobs[$lob_index])) {
- $this->_destroyLOB($this->lobs[$lob_index]);
- unset($this->lobs[$lob_index]);
- }
- return MDB2_OK;
- }
-
- // }}}
- // {{{ _destroyLOB()
-
- /**
- * Free any resources allocated during the lifetime of the large object
- * handler object.
- *
- * @param array $lob array
- * @access private
- */
- function _destroyLOB(&$lob)
- {
- return MDB2_OK;
- }
-
- // }}}
- // {{{ implodeArray()
-
- /**
- * apply a type to all values of an array and return as a comma seperated string
- * useful for generating IN statements
- *
- * @access public
- *
- * @param array $array data array
- * @param string $type determines type of the field
- *
- * @return string comma seperated values
- */
- function implodeArray($array, $type = false)
- {
- if (!is_array($array) || empty($array)) {
- return 'NULL';
- }
- if ($type) {
- foreach ($array as $value) {
- $return[] = $this->quote($value, $type);
- }
- } else {
- $return = $array;
- }
- return implode(', ', $return);
- }
-
- // }}}
- // {{{ matchPattern()
-
- /**
- * build a pattern matching string
- *
- * @access public
- *
- * @param array $pattern even keys are strings, odd are patterns (% and _)
- * @param string $operator optional pattern operator (LIKE, ILIKE and maybe others in the future)
- * @param string $field optional field name that is being matched against
- * (might be required when emulating ILIKE)
- *
- * @return string SQL pattern
- */
- function matchPattern($pattern, $operator = null, $field = null)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $match = '';
- if (!is_null($operator)) {
- $operator = strtoupper($operator);
- switch ($operator) {
- // case insensitive
- case 'ILIKE':
- if (is_null($field)) {
- return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
- 'case insensitive LIKE matching requires passing the field name', __FUNCTION__);
- }
- $db->loadModule('Function', null, true);
- $match = $db->function->lower($field).' LIKE ';
- break;
- // case sensitive
- case 'LIKE':
- $match = is_null($field) ? 'LIKE ' : $field.' LIKE ';
- break;
- default:
- return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
- 'not a supported operator type:'. $operator, __FUNCTION__);
- }
- }
- $match.= "'";
- foreach ($pattern as $key => $value) {
- if ($key % 2) {
- $match.= $value;
- } else {
- if ($operator === 'ILIKE') {
- $value = strtolower($value);
- }
- $escaped = $db->escape($value);
- if (PEAR::isError($escaped)) {
- return $escaped;
- }
- $match.= $db->escapePattern($escaped);
- }
- }
- $match.= "'";
- $match.= $this->patternEscapeString();
- return $match;
- }
-
- // }}}
- // {{{ patternEscapeString()
-
- /**
- * build string to define pattern escape character
- *
- * @access public
- *
- * @return string define pattern escape character
- */
- function patternEscapeString()
- {
- return '';
- }
-
- // }}}
- // {{{ mapNativeDatatype()
-
- /**
- * Maps a native array description of a field to a MDB2 datatype and length
- *
- * @param array $field native field description
- * @return array containing the various possible types, length, sign, fixed
- * @access public
- */
- function mapNativeDatatype($field)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- // If the user has specified an option to map the native field
- // type to a custom MDB2 datatype...
- $db_type = strtok($field['type'], '(), ');
- if (!empty($db->options['nativetype_map_callback'][$db_type])) {
- return call_user_func_array($db->options['nativetype_map_callback'][$db_type], array($db, $field));
- }
-
- // Otherwise perform the built-in (i.e. normal) MDB2 native type to
- // MDB2 datatype conversion
- return $this->_mapNativeDatatype($field);
- }
-
- // }}}
- // {{{ _mapNativeDatatype()
-
- /**
- * Maps a native array description of a field to a MDB2 datatype and length
- *
- * @param array $field native field description
- * @return array containing the various possible types, length, sign, fixed
- * @access public
- */
- function _mapNativeDatatype($field)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
- 'method not implemented', __FUNCTION__);
- }
-
- // }}}
- // {{{ mapPrepareDatatype()
-
- /**
- * Maps an mdb2 datatype to mysqli prepare type
- *
- * @param string $type
- * @return string
- * @access public
- */
- function mapPrepareDatatype($type)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- if (!empty($db->options['datatype_map'][$type])) {
- $type = $db->options['datatype_map'][$type];
- if (!empty($db->options['datatype_map_callback'][$type])) {
- $parameter = array('type' => $type);
- return call_user_func_array($db->options['datatype_map_callback'][$type], array(&$db, __FUNCTION__, $parameter));
- }
- }
-
- return $type;
- }
-}
+<?php
+// +----------------------------------------------------------------------+
+// | PHP versions 4 and 5 |
+// +----------------------------------------------------------------------+
+// | Copyright (c) 1998-2007 Manuel Lemos, Tomas V.V.Cox, |
+// | Stig. S. Bakken, Lukas Smith |
+// | All rights reserved. |
+// +----------------------------------------------------------------------+
+// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
+// | API as well as database abstraction for PHP applications. |
+// | This LICENSE is in the BSD license style. |
+// | |
+// | Redistribution and use in source and binary forms, with or without |
+// | modification, are permitted provided that the following conditions |
+// | are met: |
+// | |
+// | Redistributions of source code must retain the above copyright |
+// | notice, this list of conditions and the following disclaimer. |
+// | |
+// | Redistributions in binary form must reproduce the above copyright |
+// | notice, this list of conditions and the following disclaimer in the |
+// | documentation and/or other materials provided with the distribution. |
+// | |
+// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
+// | Lukas Smith nor the names of his contributors may be used to endorse |
+// | or promote products derived from this software without specific prior|
+// | written permission. |
+// | |
+// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
+// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
+// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
+// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
+// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
+// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
+// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
+// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
+// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
+// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
+// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
+// | POSSIBILITY OF SUCH DAMAGE. |
+// +----------------------------------------------------------------------+
+// | Author: Lukas Smith <smith@pooteeweet.org> |
+// +----------------------------------------------------------------------+
+//
+// $Id: Common.php,v 1.137 2008/02/17 18:53:40 afz Exp $
+
+require_once 'MDB2/LOB.php';
+
+/**
+ * @package MDB2
+ * @category Database
+ * @author Lukas Smith <smith@pooteeweet.org>
+ */
+
+/**
+ * MDB2_Driver_Common: Base class that is extended by each MDB2 driver
+ *
+ * To load this module in the MDB2 object:
+ * $mdb->loadModule('Datatype');
+ *
+ * @package MDB2
+ * @category Database
+ * @author Lukas Smith <smith@pooteeweet.org>
+ */
+class MDB2_Driver_Datatype_Common extends MDB2_Module_Common
+{
+ var $valid_default_values = array(
+ 'text' => '',
+ 'boolean' => true,
+ 'integer' => 0,
+ 'decimal' => 0.0,
+ 'float' => 0.0,
+ 'timestamp' => '1970-01-01 00:00:00',
+ 'time' => '00:00:00',
+ 'date' => '1970-01-01',
+ 'clob' => '',
+ 'blob' => '',
+ );
+
+ /**
+ * contains all LOB objects created with this MDB2 instance
+ * @var array
+ * @access protected
+ */
+ var $lobs = array();
+
+ // }}}
+ // {{{ getValidTypes()
+
+ /**
+ * Get the list of valid types
+ *
+ * This function returns an array of valid types as keys with the values
+ * being possible default values for all native datatypes and mapped types
+ * for custom datatypes.
+ *
+ * @return mixed array on success, a MDB2 error on failure
+ * @access public
+ */
+ function getValidTypes()
+ {
+ $types = $this->valid_default_values;
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+ if (!empty($db->options['datatype_map'])) {
+ foreach ($db->options['datatype_map'] as $type => $mapped_type) {
+ if (array_key_exists($mapped_type, $types)) {
+ $types[$type] = $types[$mapped_type];
+ } elseif (!empty($db->options['datatype_map_callback'][$type])) {
+ $parameter = array('type' => $type, 'mapped_type' => $mapped_type);
+ $default = call_user_func_array($db->options['datatype_map_callback'][$type], array(&$db, __FUNCTION__, $parameter));
+ $types[$type] = $default;
+ }
+ }
+ }
+ return $types;
+ }
+
+ // }}}
+ // {{{ checkResultTypes()
+
+ /**
+ * Define the list of types to be associated with the columns of a given
+ * result set.
+ *
+ * This function may be called before invoking fetchRow(), fetchOne()
+ * fetchCole() and fetchAll() so that the necessary data type
+ * conversions are performed on the data to be retrieved by them. If this
+ * function is not called, the type of all result set columns is assumed
+ * to be text, thus leading to not perform any conversions.
+ *
+ * @param array $types array variable that lists the
+ * data types to be expected in the result set columns. If this array
+ * contains less types than the number of columns that are returned
+ * in the result set, the remaining columns are assumed to be of the
+ * type text. Currently, the types clob and blob are not fully
+ * supported.
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function checkResultTypes($types)
+ {
+ $types = is_array($types) ? $types : array($types);
+ foreach ($types as $key => $type) {
+ if (!isset($this->valid_default_values[$type])) {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+ if (empty($db->options['datatype_map'][$type])) {
+ return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ $type.' for '.$key.' is not a supported column type', __FUNCTION__);
+ }
+ }
+ }
+ return $types;
+ }
+
+ // }}}
+ // {{{ _baseConvertResult()
+
+ /**
+ * General type conversion method
+ *
+ * @param mixed $value reference to a value to be converted
+ * @param string $type specifies which type to convert to
+ * @param boolean $rtrim [optional] when TRUE [default], apply rtrim() to text
+ * @return object an MDB2 error on failure
+ * @access protected
+ */
+ function _baseConvertResult($value, $type, $rtrim = true)
+ {
+ switch ($type) {
+ case 'text':
+ if ($rtrim) {
+ $value = rtrim($value);
+ }
+ return $value;
+ case 'integer':
+ return intval($value);
+ case 'boolean':
+ return !empty($value);
+ case 'decimal':
+ return $value;
+ case 'float':
+ return doubleval($value);
+ case 'date':
+ return $value;
+ case 'time':
+ return $value;
+ case 'timestamp':
+ return $value;
+ case 'clob':
+ case 'blob':
+ $this->lobs[] = array(
+ 'buffer' => null,
+ 'position' => 0,
+ 'lob_index' => null,
+ 'endOfLOB' => false,
+ 'resource' => $value,
+ 'value' => null,
+ 'loaded' => false,
+ );
+ end($this->lobs);
+ $lob_index = key($this->lobs);
+ $this->lobs[$lob_index]['lob_index'] = $lob_index;
+ return fopen('MDB2LOB://'.$lob_index.'@'.$this->db_index, 'r+');
+ }
+
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ return $db->raiseError(MDB2_ERROR_INVALID, null, null,
+ 'attempt to convert result value to an unknown type :' . $type, __FUNCTION__);
+ }
+
+ // }}}
+ // {{{ convertResult()
+
+ /**
+ * Convert a value to a RDBMS indipendent MDB2 type
+ *
+ * @param mixed $value value to be converted
+ * @param string $type specifies which type to convert to
+ * @param boolean $rtrim [optional] when TRUE [default], apply rtrim() to text
+ * @return mixed converted value
+ * @access public
+ */
+ function convertResult($value, $type, $rtrim = true)
+ {
+ if (is_null($value)) {
+ return null;
+ }
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+ if (!empty($db->options['datatype_map'][$type])) {
+ $type = $db->options['datatype_map'][$type];
+ if (!empty($db->options['datatype_map_callback'][$type])) {
+ $parameter = array('type' => $type, 'value' => $value, 'rtrim' => $rtrim);
+ return call_user_func_array($db->options['datatype_map_callback'][$type], array(&$db, __FUNCTION__, $parameter));
+ }
+ }
+ return $this->_baseConvertResult($value, $type, $rtrim);
+ }
+
+ // }}}
+ // {{{ convertResultRow()
+
+ /**
+ * Convert a result row
+ *
+ * @param array $types
+ * @param array $row specifies the types to convert to
+ * @param boolean $rtrim [optional] when TRUE [default], apply rtrim() to text
+ * @return mixed MDB2_OK on success, an MDB2 error on failure
+ * @access public
+ */
+ function convertResultRow($types, $row, $rtrim = true)
+ {
+ $types = $this->_sortResultFieldTypes(array_keys($row), $types);
+ foreach ($row as $key => $value) {
+ if (empty($types[$key])) {
+ continue;
+ }
+ $value = $this->convertResult($row[$key], $types[$key], $rtrim);
+ if (PEAR::isError($value)) {
+ return $value;
+ }
+ $row[$key] = $value;
+ }
+ return $row;
+ }
+
+ // }}}
+ // {{{ _sortResultFieldTypes()
+
+ /**
+ * convert a result row
+ *
+ * @param array $types
+ * @param array $row specifies the types to convert to
+ * @param bool $rtrim if to rtrim text values or not
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function _sortResultFieldTypes($columns, $types)
+ {
+ $n_cols = count($columns);
+ $n_types = count($types);
+ if ($n_cols > $n_types) {
+ for ($i= $n_cols - $n_types; $i >= 0; $i--) {
+ $types[] = null;
+ }
+ }
+ $sorted_types = array();
+ foreach ($columns as $col) {
+ $sorted_types[$col] = null;
+ }
+ foreach ($types as $name => $type) {
+ if (array_key_exists($name, $sorted_types)) {
+ $sorted_types[$name] = $type;
+ unset($types[$name]);
+ }
+ }
+ // if there are left types in the array, fill the null values of the
+ // sorted array with them, in order.
+ if (count($types)) {
+ reset($types);
+ foreach (array_keys($sorted_types) as $k) {
+ if (is_null($sorted_types[$k])) {
+ $sorted_types[$k] = current($types);
+ next($types);
+ }
+ }
+ }
+ return $sorted_types;
+ }
+
+ // }}}
+ // {{{ getDeclaration()
+
+ /**
+ * Obtain DBMS specific SQL code portion needed to declare
+ * of the given type
+ *
+ * @param string $type type to which the value should be converted to
+ * @param string $name name the field to be declared.
+ * @param string $field definition of the field
+ * @return string DBMS specific SQL code portion that should be used to
+ * declare the specified field.
+ * @access public
+ */
+ function getDeclaration($type, $name, $field)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ if (!empty($db->options['datatype_map'][$type])) {
+ $type = $db->options['datatype_map'][$type];
+ if (!empty($db->options['datatype_map_callback'][$type])) {
+ $parameter = array('type' => $type, 'name' => $name, 'field' => $field);
+ return call_user_func_array($db->options['datatype_map_callback'][$type], array(&$db, __FUNCTION__, $parameter));
+ }
+ $field['type'] = $type;
+ }
+
+ if (!method_exists($this, "_get{$type}Declaration")) {
+ return $db->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
+ 'type not defined: '.$type, __FUNCTION__);
+ }
+ return $this->{"_get{$type}Declaration"}($name, $field);
+ }
+
+ // }}}
+ // {{{ getTypeDeclaration()
+
+ /**
+ * Obtain DBMS specific SQL code portion needed to declare an text type
+ * field to be used in statements like CREATE TABLE.
+ *
+ * @param array $field associative array with the name of the properties
+ * of the field being declared as array indexes. Currently, the types
+ * of supported field properties are as follows:
+ *
+ * length
+ * Integer value that determines the maximum length of the text
+ * field. If this argument is missing the field should be
+ * declared to have the longest length allowed by the DBMS.
+ *
+ * default
+ * Text value to be used as default for this field.
+ *
+ * notnull
+ * Boolean flag that indicates whether this field is constrained
+ * to not be set to null.
+ * @return string DBMS specific SQL code portion that should be used to
+ * declare the specified field.
+ * @access public
+ */
+ function getTypeDeclaration($field)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ switch ($field['type']) {
+ case 'text':
+ $length = !empty($field['length']) ? $field['length'] : $db->options['default_text_field_length'];
+ $fixed = !empty($field['fixed']) ? $field['fixed'] : false;
+ return $fixed ? ($length ? 'CHAR('.$length.')' : 'CHAR('.$db->options['default_text_field_length'].')')
+ : ($length ? 'VARCHAR('.$length.')' : 'TEXT');
+ case 'clob':
+ return 'TEXT';
+ case 'blob':
+ return 'TEXT';
+ case 'integer':
+ return 'INT';
+ case 'boolean':
+ return 'INT';
+ case 'date':
+ return 'CHAR ('.strlen('YYYY-MM-DD').')';
+ case 'time':
+ return 'CHAR ('.strlen('HH:MM:SS').')';
+ case 'timestamp':
+ return 'CHAR ('.strlen('YYYY-MM-DD HH:MM:SS').')';
+ case 'float':
+ return 'TEXT';
+ case 'decimal':
+ return 'TEXT';
+ }
+ return '';
+ }
+
+ // }}}
+ // {{{ _getDeclaration()
+
+ /**
+ * Obtain DBMS specific SQL code portion needed to declare a generic type
+ * field to be used in statements like CREATE TABLE.
+ *
+ * @param string $name name the field to be declared.
+ * @param array $field associative array with the name of the properties
+ * of the field being declared as array indexes. Currently, the types
+ * of supported field properties are as follows:
+ *
+ * length
+ * Integer value that determines the maximum length of the text
+ * field. If this argument is missing the field should be
+ * declared to have the longest length allowed by the DBMS.
+ *
+ * default
+ * Text value to be used as default for this field.
+ *
+ * notnull
+ * Boolean flag that indicates whether this field is constrained
+ * to not be set to null.
+ * charset
+ * Text value with the default CHARACTER SET for this field.
+ * collation
+ * Text value with the default COLLATION for this field.
+ * @return string DBMS specific SQL code portion that should be used to
+ * declare the specified field, or a MDB2_Error on failure
+ * @access protected
+ */
+ function _getDeclaration($name, $field)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $name = $db->quoteIdentifier($name, true);
+ $declaration_options = $db->datatype->_getDeclarationOptions($field);
+ if (PEAR::isError($declaration_options)) {
+ return $declaration_options;
+ }
+ return $name.' '.$this->getTypeDeclaration($field).$declaration_options;
+ }
+
+ // }}}
+ // {{{ _getDeclarationOptions()
+
+ /**
+ * Obtain DBMS specific SQL code portion needed to declare a generic type
+ * field to be used in statement like CREATE TABLE, without the field name
+ * and type values (ie. just the character set, default value, if the
+ * field is permitted to be NULL or not, and the collation options).
+ *
+ * @param array $field associative array with the name of the properties
+ * of the field being declared as array indexes. Currently, the types
+ * of supported field properties are as follows:
+ *
+ * default
+ * Text value to be used as default for this field.
+ * notnull
+ * Boolean flag that indicates whether this field is constrained
+ * to not be set to null.
+ * charset
+ * Text value with the default CHARACTER SET for this field.
+ * collation
+ * Text value with the default COLLATION for this field.
+ * @return string DBMS specific SQL code portion that should be used to
+ * declare the specified field's options.
+ * @access protected
+ */
+ function _getDeclarationOptions($field)
+ {
+ $charset = empty($field['charset']) ? '' :
+ ' '.$this->_getCharsetFieldDeclaration($field['charset']);
+
+ $notnull = empty($field['notnull']) ? '' : ' NOT NULL';
+ $default = '';
+ if (array_key_exists('default', $field)) {
+ if ($field['default'] === '') {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+ $valid_default_values = $this->getValidTypes();
+ $field['default'] = $valid_default_values[$field['type']];
+ if ($field['default'] === ''&& ($db->options['portability'] & MDB2_PORTABILITY_EMPTY_TO_NULL)) {
+ $field['default'] = ' ';
+ }
+ }
+ if (!is_null($field['default'])) {
+ $default = ' DEFAULT ' . $this->quote($field['default'], $field['type']);
+ }
+ }
+
+ $collation = empty($field['collation']) ? '' :
+ ' '.$this->_getCollationFieldDeclaration($field['collation']);
+
+ return $charset.$default.$notnull.$collation;
+ }
+
+ // }}}
+ // {{{ _getCharsetFieldDeclaration()
+
+ /**
+ * Obtain DBMS specific SQL code portion needed to set the CHARACTER SET
+ * of a field declaration to be used in statements like CREATE TABLE.
+ *
+ * @param string $charset name of the charset
+ * @return string DBMS specific SQL code portion needed to set the CHARACTER SET
+ * of a field declaration.
+ */
+ function _getCharsetFieldDeclaration($charset)
+ {
+ return '';
+ }
+
+ // }}}
+ // {{{ _getCollationFieldDeclaration()
+
+ /**
+ * Obtain DBMS specific SQL code portion needed to set the COLLATION
+ * of a field declaration to be used in statements like CREATE TABLE.
+ *
+ * @param string $collation name of the collation
+ * @return string DBMS specific SQL code portion needed to set the COLLATION
+ * of a field declaration.
+ */
+ function _getCollationFieldDeclaration($collation)
+ {
+ return '';
+ }
+
+ // }}}
+ // {{{ _getIntegerDeclaration()
+
+ /**
+ * Obtain DBMS specific SQL code portion needed to declare an integer type
+ * field to be used in statements like CREATE TABLE.
+ *
+ * @param string $name name the field to be declared.
+ * @param array $field associative array with the name of the properties
+ * of the field being declared as array indexes. Currently, the types
+ * of supported field properties are as follows:
+ *
+ * unsigned
+ * Boolean flag that indicates whether the field should be
+ * declared as unsigned integer if possible.
+ *
+ * default
+ * Integer value to be used as default for this field.
+ *
+ * notnull
+ * Boolean flag that indicates whether this field is constrained
+ * to not be set to null.
+ * @return string DBMS specific SQL code portion that should be used to
+ * declare the specified field.
+ * @access protected
+ */
+ function _getIntegerDeclaration($name, $field)
+ {
+ if (!empty($field['unsigned'])) {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $db->warnings[] = "unsigned integer field \"$name\" is being declared as signed integer";
+ }
+ return $this->_getDeclaration($name, $field);
+ }
+
+ // }}}
+ // {{{ _getTextDeclaration()
+
+ /**
+ * Obtain DBMS specific SQL code portion needed to declare an text type
+ * field to be used in statements like CREATE TABLE.
+ *
+ * @param string $name name the field to be declared.
+ * @param array $field associative array with the name of the properties
+ * of the field being declared as array indexes. Currently, the types
+ * of supported field properties are as follows:
+ *
+ * length
+ * Integer value that determines the maximum length of the text
+ * field. If this argument is missing the field should be
+ * declared to have the longest length allowed by the DBMS.
+ *
+ * default
+ * Text value to be used as default for this field.
+ *
+ * notnull
+ * Boolean flag that indicates whether this field is constrained
+ * to not be set to null.
+ * @return string DBMS specific SQL code portion that should be used to
+ * declare the specified field.
+ * @access protected
+ */
+ function _getTextDeclaration($name, $field)
+ {
+ return $this->_getDeclaration($name, $field);
+ }
+
+ // }}}
+ // {{{ _getCLOBDeclaration()
+
+ /**
+ * Obtain DBMS specific SQL code portion needed to declare an character
+ * large object type field to be used in statements like CREATE TABLE.
+ *
+ * @param string $name name the field to be declared.
+ * @param array $field associative array with the name of the properties
+ * of the field being declared as array indexes. Currently, the types
+ * of supported field properties are as follows:
+ *
+ * length
+ * Integer value that determines the maximum length of the large
+ * object field. If this argument is missing the field should be
+ * declared to have the longest length allowed by the DBMS.
+ *
+ * notnull
+ * Boolean flag that indicates whether this field is constrained
+ * to not be set to null.
+ * @return string DBMS specific SQL code portion that should be used to
+ * declare the specified field.
+ * @access public
+ */
+ function _getCLOBDeclaration($name, $field)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $notnull = empty($field['notnull']) ? '' : ' NOT NULL';
+ $name = $db->quoteIdentifier($name, true);
+ return $name.' '.$this->getTypeDeclaration($field).$notnull;
+ }
+
+ // }}}
+ // {{{ _getBLOBDeclaration()
+
+ /**
+ * Obtain DBMS specific SQL code portion needed to declare an binary large
+ * object type field to be used in statements like CREATE TABLE.
+ *
+ * @param string $name name the field to be declared.
+ * @param array $field associative array with the name of the properties
+ * of the field being declared as array indexes. Currently, the types
+ * of supported field properties are as follows:
+ *
+ * length
+ * Integer value that determines the maximum length of the large
+ * object field. If this argument is missing the field should be
+ * declared to have the longest length allowed by the DBMS.
+ *
+ * notnull
+ * Boolean flag that indicates whether this field is constrained
+ * to not be set to null.
+ * @return string DBMS specific SQL code portion that should be used to
+ * declare the specified field.
+ * @access protected
+ */
+ function _getBLOBDeclaration($name, $field)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $notnull = empty($field['notnull']) ? '' : ' NOT NULL';
+ $name = $db->quoteIdentifier($name, true);
+ return $name.' '.$this->getTypeDeclaration($field).$notnull;
+ }
+
+ // }}}
+ // {{{ _getBooleanDeclaration()
+
+ /**
+ * Obtain DBMS specific SQL code portion needed to declare a boolean type
+ * field to be used in statements like CREATE TABLE.
+ *
+ * @param string $name name the field to be declared.
+ * @param array $field associative array with the name of the properties
+ * of the field being declared as array indexes. Currently, the types
+ * of supported field properties are as follows:
+ *
+ * default
+ * Boolean value to be used as default for this field.
+ *
+ * notnullL
+ * Boolean flag that indicates whether this field is constrained
+ * to not be set to null.
+ * @return string DBMS specific SQL code portion that should be used to
+ * declare the specified field.
+ * @access protected
+ */
+ function _getBooleanDeclaration($name, $field)
+ {
+ return $this->_getDeclaration($name, $field);
+ }
+
+ // }}}
+ // {{{ _getDateDeclaration()
+
+ /**
+ * Obtain DBMS specific SQL code portion needed to declare a date type
+ * field to be used in statements like CREATE TABLE.
+ *
+ * @param string $name name the field to be declared.
+ * @param array $field associative array with the name of the properties
+ * of the field being declared as array indexes. Currently, the types
+ * of supported field properties are as follows:
+ *
+ * default
+ * Date value to be used as default for this field.
+ *
+ * notnull
+ * Boolean flag that indicates whether this field is constrained
+ * to not be set to null.
+ * @return string DBMS specific SQL code portion that should be used to
+ * declare the specified field.
+ * @access protected
+ */
+ function _getDateDeclaration($name, $field)
+ {
+ return $this->_getDeclaration($name, $field);
+ }
+
+ // }}}
+ // {{{ _getTimestampDeclaration()
+
+ /**
+ * Obtain DBMS specific SQL code portion needed to declare a timestamp
+ * field to be used in statements like CREATE TABLE.
+ *
+ * @param string $name name the field to be declared.
+ * @param array $field associative array with the name of the properties
+ * of the field being declared as array indexes. Currently, the types
+ * of supported field properties are as follows:
+ *
+ * default
+ * Timestamp value to be used as default for this field.
+ *
+ * notnull
+ * Boolean flag that indicates whether this field is constrained
+ * to not be set to null.
+ * @return string DBMS specific SQL code portion that should be used to
+ * declare the specified field.
+ * @access protected
+ */
+ function _getTimestampDeclaration($name, $field)
+ {
+ return $this->_getDeclaration($name, $field);
+ }
+
+ // }}}
+ // {{{ _getTimeDeclaration()
+
+ /**
+ * Obtain DBMS specific SQL code portion needed to declare a time
+ * field to be used in statements like CREATE TABLE.
+ *
+ * @param string $name name the field to be declared.
+ * @param array $field associative array with the name of the properties
+ * of the field being declared as array indexes. Currently, the types
+ * of supported field properties are as follows:
+ *
+ * default
+ * Time value to be used as default for this field.
+ *
+ * notnull
+ * Boolean flag that indicates whether this field is constrained
+ * to not be set to null.
+ * @return string DBMS specific SQL code portion that should be used to
+ * declare the specified field.
+ * @access protected
+ */
+ function _getTimeDeclaration($name, $field)
+ {
+ return $this->_getDeclaration($name, $field);
+ }
+
+ // }}}
+ // {{{ _getFloatDeclaration()
+
+ /**
+ * Obtain DBMS specific SQL code portion needed to declare a float type
+ * field to be used in statements like CREATE TABLE.
+ *
+ * @param string $name name the field to be declared.
+ * @param array $field associative array with the name of the properties
+ * of the field being declared as array indexes. Currently, the types
+ * of supported field properties are as follows:
+ *
+ * default
+ * Float value to be used as default for this field.
+ *
+ * notnull
+ * Boolean flag that indicates whether this field is constrained
+ * to not be set to null.
+ * @return string DBMS specific SQL code portion that should be used to
+ * declare the specified field.
+ * @access protected
+ */
+ function _getFloatDeclaration($name, $field)
+ {
+ return $this->_getDeclaration($name, $field);
+ }
+
+ // }}}
+ // {{{ _getDecimalDeclaration()
+
+ /**
+ * Obtain DBMS specific SQL code portion needed to declare a decimal type
+ * field to be used in statements like CREATE TABLE.
+ *
+ * @param string $name name the field to be declared.
+ * @param array $field associative array with the name of the properties
+ * of the field being declared as array indexes. Currently, the types
+ * of supported field properties are as follows:
+ *
+ * default
+ * Decimal value to be used as default for this field.
+ *
+ * notnull
+ * Boolean flag that indicates whether this field is constrained
+ * to not be set to null.
+ * @return string DBMS specific SQL code portion that should be used to
+ * declare the specified field.
+ * @access protected
+ */
+ function _getDecimalDeclaration($name, $field)
+ {
+ return $this->_getDeclaration($name, $field);
+ }
+
+ // }}}
+ // {{{ compareDefinition()
+
+ /**
+ * Obtain an array of changes that may need to applied
+ *
+ * @param array $current new definition
+ * @param array $previous old definition
+ * @return array containing all changes that will need to be applied
+ * @access public
+ */
+ function compareDefinition($current, $previous)
+ {
+ $type = !empty($current['type']) ? $current['type'] : null;
+
+ if (!method_exists($this, "_compare{$type}Definition")) {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+ if (!empty($db->options['datatype_map_callback'][$type])) {
+ $parameter = array('current' => $current, 'previous' => $previous);
+ $change = call_user_func_array($db->options['datatype_map_callback'][$type], array(&$db, __FUNCTION__, $parameter));
+ return $change;
+ }
+ return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ 'type "'.$current['type'].'" is not yet supported', __FUNCTION__);
+ }
+
+ if (empty($previous['type']) || $previous['type'] != $type) {
+ return $current;
+ }
+
+ $change = $this->{"_compare{$type}Definition"}($current, $previous);
+
+ if ($previous['type'] != $type) {
+ $change['type'] = true;
+ }
+
+ $previous_notnull = !empty($previous['notnull']) ? $previous['notnull'] : false;
+ $notnull = !empty($current['notnull']) ? $current['notnull'] : false;
+ if ($previous_notnull != $notnull) {
+ $change['notnull'] = true;
+ }
+
+ $previous_default = array_key_exists('default', $previous) ? $previous['default'] :
+ ($previous_notnull ? '' : null);
+ $default = array_key_exists('default', $current) ? $current['default'] :
+ ($notnull ? '' : null);
+ if ($previous_default !== $default) {
+ $change['default'] = true;
+ }
+
+ return $change;
+ }
+
+ // }}}
+ // {{{ _compareIntegerDefinition()
+
+ /**
+ * Obtain an array of changes that may need to applied to an integer field
+ *
+ * @param array $current new definition
+ * @param array $previous old definition
+ * @return array containing all changes that will need to be applied
+ * @access protected
+ */
+ function _compareIntegerDefinition($current, $previous)
+ {
+ $change = array();
+ $previous_unsigned = !empty($previous['unsigned']) ? $previous['unsigned'] : false;
+ $unsigned = !empty($current['unsigned']) ? $current['unsigned'] : false;
+ if ($previous_unsigned != $unsigned) {
+ $change['unsigned'] = true;
+ }
+ $previous_autoincrement = !empty($previous['autoincrement']) ? $previous['autoincrement'] : false;
+ $autoincrement = !empty($current['autoincrement']) ? $current['autoincrement'] : false;
+ if ($previous_autoincrement != $autoincrement) {
+ $change['autoincrement'] = true;
+ }
+ return $change;
+ }
+
+ // }}}
+ // {{{ _compareTextDefinition()
+
+ /**
+ * Obtain an array of changes that may need to applied to an text field
+ *
+ * @param array $current new definition
+ * @param array $previous old definition
+ * @return array containing all changes that will need to be applied
+ * @access protected
+ */
+ function _compareTextDefinition($current, $previous)
+ {
+ $change = array();
+ $previous_length = !empty($previous['length']) ? $previous['length'] : 0;
+ $length = !empty($current['length']) ? $current['length'] : 0;
+ if ($previous_length != $length) {
+ $change['length'] = true;
+ }
+ $previous_fixed = !empty($previous['fixed']) ? $previous['fixed'] : 0;
+ $fixed = !empty($current['fixed']) ? $current['fixed'] : 0;
+ if ($previous_fixed != $fixed) {
+ $change['fixed'] = true;
+ }
+ return $change;
+ }
+
+ // }}}
+ // {{{ _compareCLOBDefinition()
+
+ /**
+ * Obtain an array of changes that may need to applied to an CLOB field
+ *
+ * @param array $current new definition
+ * @param array $previous old definition
+ * @return array containing all changes that will need to be applied
+ * @access protected
+ */
+ function _compareCLOBDefinition($current, $previous)
+ {
+ return $this->_compareTextDefinition($current, $previous);
+ }
+
+ // }}}
+ // {{{ _compareBLOBDefinition()
+
+ /**
+ * Obtain an array of changes that may need to applied to an BLOB field
+ *
+ * @param array $current new definition
+ * @param array $previous old definition
+ * @return array containing all changes that will need to be applied
+ * @access protected
+ */
+ function _compareBLOBDefinition($current, $previous)
+ {
+ return $this->_compareTextDefinition($current, $previous);
+ }
+
+ // }}}
+ // {{{ _compareDateDefinition()
+
+ /**
+ * Obtain an array of changes that may need to applied to an date field
+ *
+ * @param array $current new definition
+ * @param array $previous old definition
+ * @return array containing all changes that will need to be applied
+ * @access protected
+ */
+ function _compareDateDefinition($current, $previous)
+ {
+ return array();
+ }
+
+ // }}}
+ // {{{ _compareTimeDefinition()
+
+ /**
+ * Obtain an array of changes that may need to applied to an time field
+ *
+ * @param array $current new definition
+ * @param array $previous old definition
+ * @return array containing all changes that will need to be applied
+ * @access protected
+ */
+ function _compareTimeDefinition($current, $previous)
+ {
+ return array();
+ }
+
+ // }}}
+ // {{{ _compareTimestampDefinition()
+
+ /**
+ * Obtain an array of changes that may need to applied to an timestamp field
+ *
+ * @param array $current new definition
+ * @param array $previous old definition
+ * @return array containing all changes that will need to be applied
+ * @access protected
+ */
+ function _compareTimestampDefinition($current, $previous)
+ {
+ return array();
+ }
+
+ // }}}
+ // {{{ _compareBooleanDefinition()
+
+ /**
+ * Obtain an array of changes that may need to applied to an boolean field
+ *
+ * @param array $current new definition
+ * @param array $previous old definition
+ * @return array containing all changes that will need to be applied
+ * @access protected
+ */
+ function _compareBooleanDefinition($current, $previous)
+ {
+ return array();
+ }
+
+ // }}}
+ // {{{ _compareFloatDefinition()
+
+ /**
+ * Obtain an array of changes that may need to applied to an float field
+ *
+ * @param array $current new definition
+ * @param array $previous old definition
+ * @return array containing all changes that will need to be applied
+ * @access protected
+ */
+ function _compareFloatDefinition($current, $previous)
+ {
+ return array();
+ }
+
+ // }}}
+ // {{{ _compareDecimalDefinition()
+
+ /**
+ * Obtain an array of changes that may need to applied to an decimal field
+ *
+ * @param array $current new definition
+ * @param array $previous old definition
+ * @return array containing all changes that will need to be applied
+ * @access protected
+ */
+ function _compareDecimalDefinition($current, $previous)
+ {
+ return array();
+ }
+
+ // }}}
+ // {{{ quote()
+
+ /**
+ * Convert a text value into a DBMS specific format that is suitable to
+ * compose query statements.
+ *
+ * @param string $value text string value that is intended to be converted.
+ * @param string $type type to which the value should be converted to
+ * @param bool $quote determines if the value should be quoted and escaped
+ * @param bool $escape_wildcards if to escape escape wildcards
+ * @return string text string that represents the given argument value in
+ * a DBMS specific format.
+ * @access public
+ */
+ function quote($value, $type = null, $quote = true, $escape_wildcards = false)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ if (is_null($value)
+ || ($value === '' && $db->options['portability'] & MDB2_PORTABILITY_EMPTY_TO_NULL)
+ ) {
+ if (!$quote) {
+ return null;
+ }
+ return 'NULL';
+ }
+
+ if (is_null($type)) {
+ switch (gettype($value)) {
+ case 'integer':
+ $type = 'integer';
+ break;
+ case 'double':
+ // todo: default to decimal as float is quite unusual
+ // $type = 'float';
+ $type = 'decimal';
+ break;
+ case 'boolean':
+ $type = 'boolean';
+ break;
+ case 'array':
+ $value = serialize($value);
+ case 'object':
+ $type = 'text';
+ break;
+ default:
+ if (preg_match('/^\d{4}-\d{2}-\d{2} \d{2}:\d{2}$/', $value)) {
+ $type = 'timestamp';
+ } elseif (preg_match('/^\d{2}:\d{2}$/', $value)) {
+ $type = 'time';
+ } elseif (preg_match('/^\d{4}-\d{2}-\d{2}$/', $value)) {
+ $type = 'date';
+ } else {
+ $type = 'text';
+ }
+ break;
+ }
+ } elseif (!empty($db->options['datatype_map'][$type])) {
+ $type = $db->options['datatype_map'][$type];
+ if (!empty($db->options['datatype_map_callback'][$type])) {
+ $parameter = array('type' => $type, 'value' => $value, 'quote' => $quote, 'escape_wildcards' => $escape_wildcards);
+ return call_user_func_array($db->options['datatype_map_callback'][$type], array(&$db, __FUNCTION__, $parameter));
+ }
+ }
+
+ if (!method_exists($this, "_quote{$type}")) {
+ return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ 'type not defined: '.$type, __FUNCTION__);
+ }
+ $value = $this->{"_quote{$type}"}($value, $quote, $escape_wildcards);
+ if ($quote && $escape_wildcards && $db->string_quoting['escape_pattern']
+ && $db->string_quoting['escape'] !== $db->string_quoting['escape_pattern']
+ ) {
+ $value.= $this->patternEscapeString();
+ }
+ return $value;
+ }
+
+ // }}}
+ // {{{ _quoteInteger()
+
+ /**
+ * Convert a text value into a DBMS specific format that is suitable to
+ * compose query statements.
+ *
+ * @param string $value text string value that is intended to be converted.
+ * @param bool $quote determines if the value should be quoted and escaped
+ * @param bool $escape_wildcards if to escape escape wildcards
+ * @return string text string that represents the given argument value in
+ * a DBMS specific format.
+ * @access protected
+ */
+ function _quoteInteger($value, $quote, $escape_wildcards)
+ {
+ return (int)$value;
+ }
+
+ // }}}
+ // {{{ _quoteText()
+
+ /**
+ * Convert a text value into a DBMS specific format that is suitable to
+ * compose query statements.
+ *
+ * @param string $value text string value that is intended to be converted.
+ * @param bool $quote determines if the value should be quoted and escaped
+ * @param bool $escape_wildcards if to escape escape wildcards
+ * @return string text string that already contains any DBMS specific
+ * escaped character sequences.
+ * @access protected
+ */
+ function _quoteText($value, $quote, $escape_wildcards)
+ {
+ if (!$quote) {
+ return $value;
+ }
+
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $value = $db->escape($value, $escape_wildcards);
+ if (PEAR::isError($value)) {
+ return $value;
+ }
+ return "'".$value."'";
+ }
+
+ // }}}
+ // {{{ _readFile()
+
+ /**
+ * Convert a text value into a DBMS specific format that is suitable to
+ * compose query statements.
+ *
+ * @param string $value text string value that is intended to be converted.
+ * @return string text string that represents the given argument value in
+ * a DBMS specific format.
+ * @access protected
+ */
+ function _readFile($value)
+ {
+ $close = false;
+ if (preg_match('/^(\w+:\/\/)(.*)$/', $value, $match)) {
+ $close = true;
+ if ($match[1] == 'file://') {
+ $value = $match[2];
+ }
+ $value = @fopen($value, 'r');
+ }
+
+ if (is_resource($value)) {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $fp = $value;
+ $value = '';
+ while (!@feof($fp)) {
+ $value.= @fread($fp, $db->options['lob_buffer_length']);
+ }
+ if ($close) {
+ @fclose($fp);
+ }
+ }
+
+ return $value;
+ }
+
+ // }}}
+ // {{{ _quoteLOB()
+
+ /**
+ * Convert a text value into a DBMS specific format that is suitable to
+ * compose query statements.
+ *
+ * @param string $value text string value that is intended to be converted.
+ * @param bool $quote determines if the value should be quoted and escaped
+ * @param bool $escape_wildcards if to escape escape wildcards
+ * @return string text string that represents the given argument value in
+ * a DBMS specific format.
+ * @access protected
+ */
+ function _quoteLOB($value, $quote, $escape_wildcards)
+ {
+ $value = $this->_readFile($value);
+ if (PEAR::isError($value)) {
+ return $value;
+ }
+ return $this->_quoteText($value, $quote, $escape_wildcards);
+ }
+
+ // }}}
+ // {{{ _quoteCLOB()
+
+ /**
+ * Convert a text value into a DBMS specific format that is suitable to
+ * compose query statements.
+ *
+ * @param string $value text string value that is intended to be converted.
+ * @param bool $quote determines if the value should be quoted and escaped
+ * @param bool $escape_wildcards if to escape escape wildcards
+ * @return string text string that represents the given argument value in
+ * a DBMS specific format.
+ * @access protected
+ */
+ function _quoteCLOB($value, $quote, $escape_wildcards)
+ {
+ return $this->_quoteLOB($value, $quote, $escape_wildcards);
+ }
+
+ // }}}
+ // {{{ _quoteBLOB()
+
+ /**
+ * Convert a text value into a DBMS specific format that is suitable to
+ * compose query statements.
+ *
+ * @param string $value text string value that is intended to be converted.
+ * @param bool $quote determines if the value should be quoted and escaped
+ * @param bool $escape_wildcards if to escape escape wildcards
+ * @return string text string that represents the given argument value in
+ * a DBMS specific format.
+ * @access protected
+ */
+ function _quoteBLOB($value, $quote, $escape_wildcards)
+ {
+ return $this->_quoteLOB($value, $quote, $escape_wildcards);
+ }
+
+ // }}}
+ // {{{ _quoteBoolean()
+
+ /**
+ * Convert a text value into a DBMS specific format that is suitable to
+ * compose query statements.
+ *
+ * @param string $value text string value that is intended to be converted.
+ * @param bool $quote determines if the value should be quoted and escaped
+ * @param bool $escape_wildcards if to escape escape wildcards
+ * @return string text string that represents the given argument value in
+ * a DBMS specific format.
+ * @access protected
+ */
+ function _quoteBoolean($value, $quote, $escape_wildcards)
+ {
+ return ($value ? 1 : 0);
+ }
+
+ // }}}
+ // {{{ _quoteDate()
+
+ /**
+ * Convert a text value into a DBMS specific format that is suitable to
+ * compose query statements.
+ *
+ * @param string $value text string value that is intended to be converted.
+ * @param bool $quote determines if the value should be quoted and escaped
+ * @param bool $escape_wildcards if to escape escape wildcards
+ * @return string text string that represents the given argument value in
+ * a DBMS specific format.
+ * @access protected
+ */
+ function _quoteDate($value, $quote, $escape_wildcards)
+ {
+ if ($value === 'CURRENT_DATE') {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+ if (isset($db->function) && is_a($db->function, 'MDB2_Driver_Function_Common')) {
+ return $db->function->now('date');
+ }
+ return 'CURRENT_DATE';
+ }
+ return $this->_quoteText($value, $quote, $escape_wildcards);
+ }
+
+ // }}}
+ // {{{ _quoteTimestamp()
+
+ /**
+ * Convert a text value into a DBMS specific format that is suitable to
+ * compose query statements.
+ *
+ * @param string $value text string value that is intended to be converted.
+ * @param bool $quote determines if the value should be quoted and escaped
+ * @param bool $escape_wildcards if to escape escape wildcards
+ * @return string text string that represents the given argument value in
+ * a DBMS specific format.
+ * @access protected
+ */
+ function _quoteTimestamp($value, $quote, $escape_wildcards)
+ {
+ if ($value === 'CURRENT_TIMESTAMP') {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+ if (isset($db->function) && is_a($db->function, 'MDB2_Driver_Function_Common')) {
+ return $db->function->now('timestamp');
+ }
+ return 'CURRENT_TIMESTAMP';
+ }
+ return $this->_quoteText($value, $quote, $escape_wildcards);
+ }
+
+ // }}}
+ // {{{ _quoteTime()
+
+ /**
+ * Convert a text value into a DBMS specific format that is suitable to
+ * compose query statements.
+ *
+ * @param string $value text string value that is intended to be converted.
+ * @param bool $quote determines if the value should be quoted and escaped
+ * @param bool $escape_wildcards if to escape escape wildcards
+ * @return string text string that represents the given argument value in
+ * a DBMS specific format.
+ * @access protected
+ */
+ function _quoteTime($value, $quote, $escape_wildcards)
+ {
+ if ($value === 'CURRENT_TIME') {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+ if (isset($db->function) && is_a($db->function, 'MDB2_Driver_Function_Common')) {
+ return $db->function->now('time');
+ }
+ return 'CURRENT_TIME';
+ }
+ return $this->_quoteText($value, $quote, $escape_wildcards);
+ }
+
+ // }}}
+ // {{{ _quoteFloat()
+
+ /**
+ * Convert a text value into a DBMS specific format that is suitable to
+ * compose query statements.
+ *
+ * @param string $value text string value that is intended to be converted.
+ * @param bool $quote determines if the value should be quoted and escaped
+ * @param bool $escape_wildcards if to escape escape wildcards
+ * @return string text string that represents the given argument value in
+ * a DBMS specific format.
+ * @access protected
+ */
+ function _quoteFloat($value, $quote, $escape_wildcards)
+ {
+ if (preg_match('/^(.*)e([-+])(\d+)$/i', $value, $matches)) {
+ $decimal = $this->_quoteDecimal($matches[1], $quote, $escape_wildcards);
+ $sign = $matches[2];
+ $exponent = str_pad($matches[3], 2, '0', STR_PAD_LEFT);
+ $value = $decimal.'E'.$sign.$exponent;
+ } else {
+ $value = $this->_quoteDecimal($value, $quote, $escape_wildcards);
+ }
+ return $value;
+ }
+
+ // }}}
+ // {{{ _quoteDecimal()
+
+ /**
+ * Convert a text value into a DBMS specific format that is suitable to
+ * compose query statements.
+ *
+ * @param string $value text string value that is intended to be converted.
+ * @param bool $quote determines if the value should be quoted and escaped
+ * @param bool $escape_wildcards if to escape escape wildcards
+ * @return string text string that represents the given argument value in
+ * a DBMS specific format.
+ * @access protected
+ */
+ function _quoteDecimal($value, $quote, $escape_wildcards)
+ {
+ $value = (string)$value;
+ $value = preg_replace('/[^\d\.,\-+eE]/', '', $value);
+ if (preg_match('/[^\.\d]/', $value)) {
+ if (strpos($value, ',')) {
+ // 1000,00
+ if (!strpos($value, '.')) {
+ // convert the last "," to a "."
+ $value = strrev(str_replace(',', '.', strrev($value)));
+ // 1.000,00
+ } elseif (strpos($value, '.') && strpos($value, '.') < strpos($value, ',')) {
+ $value = str_replace('.', '', $value);
+ // convert the last "," to a "."
+ $value = strrev(str_replace(',', '.', strrev($value)));
+ // 1,000.00
+ } else {
+ $value = str_replace(',', '', $value);
+ }
+ }
+ }
+ return $value;
+ }
+
+ // }}}
+ // {{{ writeLOBToFile()
+
+ /**
+ * retrieve LOB from the database
+ *
+ * @param resource $lob stream handle
+ * @param string $file name of the file into which the LOb should be fetched
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access protected
+ */
+ function writeLOBToFile($lob, $file)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ if (preg_match('/^(\w+:\/\/)(.*)$/', $file, $match)) {
+ if ($match[1] == 'file://') {
+ $file = $match[2];
+ }
+ }
+
+ $fp = @fopen($file, 'wb');
+ while (!@feof($lob)) {
+ $result = @fread($lob, $db->options['lob_buffer_length']);
+ $read = strlen($result);
+ if (@fwrite($fp, $result, $read) != $read) {
+ @fclose($fp);
+ return $db->raiseError(MDB2_ERROR, null, null,
+ 'could not write to the output file', __FUNCTION__);
+ }
+ }
+ @fclose($fp);
+ return MDB2_OK;
+ }
+
+ // }}}
+ // {{{ _retrieveLOB()
+
+ /**
+ * retrieve LOB from the database
+ *
+ * @param array $lob array
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access protected
+ */
+ function _retrieveLOB(&$lob)
+ {
+ if (is_null($lob['value'])) {
+ $lob['value'] = $lob['resource'];
+ }
+ $lob['loaded'] = true;
+ return MDB2_OK;
+ }
+
+ // }}}
+ // {{{ readLOB()
+
+ /**
+ * Read data from large object input stream.
+ *
+ * @param resource $lob stream handle
+ * @param string $data reference to a variable that will hold data
+ * to be read from the large object input stream
+ * @param integer $length value that indicates the largest ammount ofdata
+ * to be read from the large object input stream.
+ * @return mixed the effective number of bytes read from the large object
+ * input stream on sucess or an MDB2 error object.
+ * @access public
+ * @see endOfLOB()
+ */
+ function _readLOB($lob, $length)
+ {
+ return substr($lob['value'], $lob['position'], $length);
+ }
+
+ // }}}
+ // {{{ _endOfLOB()
+
+ /**
+ * Determine whether it was reached the end of the large object and
+ * therefore there is no more data to be read for the its input stream.
+ *
+ * @param array $lob array
+ * @return mixed true or false on success, a MDB2 error on failure
+ * @access protected
+ */
+ function _endOfLOB($lob)
+ {
+ return $lob['endOfLOB'];
+ }
+
+ // }}}
+ // {{{ destroyLOB()
+
+ /**
+ * Free any resources allocated during the lifetime of the large object
+ * handler object.
+ *
+ * @param resource $lob stream handle
+ * @access public
+ */
+ function destroyLOB($lob)
+ {
+ $lob_data = stream_get_meta_data($lob);
+ $lob_index = $lob_data['wrapper_data']->lob_index;
+ fclose($lob);
+ if (isset($this->lobs[$lob_index])) {
+ $this->_destroyLOB($this->lobs[$lob_index]);
+ unset($this->lobs[$lob_index]);
+ }
+ return MDB2_OK;
+ }
+
+ // }}}
+ // {{{ _destroyLOB()
+
+ /**
+ * Free any resources allocated during the lifetime of the large object
+ * handler object.
+ *
+ * @param array $lob array
+ * @access private
+ */
+ function _destroyLOB(&$lob)
+ {
+ return MDB2_OK;
+ }
+
+ // }}}
+ // {{{ implodeArray()
+
+ /**
+ * apply a type to all values of an array and return as a comma seperated string
+ * useful for generating IN statements
+ *
+ * @access public
+ *
+ * @param array $array data array
+ * @param string $type determines type of the field
+ *
+ * @return string comma seperated values
+ */
+ function implodeArray($array, $type = false)
+ {
+ if (!is_array($array) || empty($array)) {
+ return 'NULL';
+ }
+ if ($type) {
+ foreach ($array as $value) {
+ $return[] = $this->quote($value, $type);
+ }
+ } else {
+ $return = $array;
+ }
+ return implode(', ', $return);
+ }
+
+ // }}}
+ // {{{ matchPattern()
+
+ /**
+ * build a pattern matching string
+ *
+ * @access public
+ *
+ * @param array $pattern even keys are strings, odd are patterns (% and _)
+ * @param string $operator optional pattern operator (LIKE, ILIKE and maybe others in the future)
+ * @param string $field optional field name that is being matched against
+ * (might be required when emulating ILIKE)
+ *
+ * @return string SQL pattern
+ */
+ function matchPattern($pattern, $operator = null, $field = null)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $match = '';
+ if (!is_null($operator)) {
+ $operator = strtoupper($operator);
+ switch ($operator) {
+ // case insensitive
+ case 'ILIKE':
+ if (is_null($field)) {
+ return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ 'case insensitive LIKE matching requires passing the field name', __FUNCTION__);
+ }
+ $db->loadModule('Function', null, true);
+ $match = $db->function->lower($field).' LIKE ';
+ break;
+ // case sensitive
+ case 'LIKE':
+ $match = is_null($field) ? 'LIKE ' : $field.' LIKE ';
+ break;
+ default:
+ return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ 'not a supported operator type:'. $operator, __FUNCTION__);
+ }
+ }
+ $match.= "'";
+ foreach ($pattern as $key => $value) {
+ if ($key % 2) {
+ $match.= $value;
+ } else {
+ if ($operator === 'ILIKE') {
+ $value = strtolower($value);
+ }
+ $escaped = $db->escape($value);
+ if (PEAR::isError($escaped)) {
+ return $escaped;
+ }
+ $match.= $db->escapePattern($escaped);
+ }
+ }
+ $match.= "'";
+ $match.= $this->patternEscapeString();
+ return $match;
+ }
+
+ // }}}
+ // {{{ patternEscapeString()
+
+ /**
+ * build string to define pattern escape character
+ *
+ * @access public
+ *
+ * @return string define pattern escape character
+ */
+ function patternEscapeString()
+ {
+ return '';
+ }
+
+ // }}}
+ // {{{ mapNativeDatatype()
+
+ /**
+ * Maps a native array description of a field to a MDB2 datatype and length
+ *
+ * @param array $field native field description
+ * @return array containing the various possible types, length, sign, fixed
+ * @access public
+ */
+ function mapNativeDatatype($field)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ // If the user has specified an option to map the native field
+ // type to a custom MDB2 datatype...
+ $db_type = strtok($field['type'], '(), ');
+ if (!empty($db->options['nativetype_map_callback'][$db_type])) {
+ return call_user_func_array($db->options['nativetype_map_callback'][$db_type], array($db, $field));
+ }
+
+ // Otherwise perform the built-in (i.e. normal) MDB2 native type to
+ // MDB2 datatype conversion
+ return $this->_mapNativeDatatype($field);
+ }
+
+ // }}}
+ // {{{ _mapNativeDatatype()
+
+ /**
+ * Maps a native array description of a field to a MDB2 datatype and length
+ *
+ * @param array $field native field description
+ * @return array containing the various possible types, length, sign, fixed
+ * @access public
+ */
+ function _mapNativeDatatype($field)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ 'method not implemented', __FUNCTION__);
+ }
+
+ // }}}
+ // {{{ mapPrepareDatatype()
+
+ /**
+ * Maps an mdb2 datatype to mysqli prepare type
+ *
+ * @param string $type
+ * @return string
+ * @access public
+ */
+ function mapPrepareDatatype($type)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ if (!empty($db->options['datatype_map'][$type])) {
+ $type = $db->options['datatype_map'][$type];
+ if (!empty($db->options['datatype_map_callback'][$type])) {
+ $parameter = array('type' => $type);
+ return call_user_func_array($db->options['datatype_map_callback'][$type], array(&$db, __FUNCTION__, $parameter));
+ }
+ }
+
+ return $type;
+ }
+}
?> \ No newline at end of file
diff --git a/program/lib/MDB2/Driver/Datatype/mssql.php b/program/lib/MDB2/Driver/Datatype/mssql.php
index 4bdad8c57..fff343c73 100644
--- a/program/lib/MDB2/Driver/Datatype/mssql.php
+++ b/program/lib/MDB2/Driver/Datatype/mssql.php
@@ -1,498 +1,436 @@
-<?php
-// vim: set et ts=4 sw=4 fdm=marker:
-// +----------------------------------------------------------------------+
-// | PHP versions 4 and 5 |
-// +----------------------------------------------------------------------+
-// | Copyright (c) 1998-2007 Manuel Lemos, Tomas V.V.Cox, |
-// | Stig. S. Bakken, Lukas Smith |
-// | All rights reserved. |
-// +----------------------------------------------------------------------+
-// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
-// | API as well as database abstraction for PHP applications. |
-// | This LICENSE is in the BSD license style. |
-// | |
-// | Redistribution and use in source and binary forms, with or without |
-// | modification, are permitted provided that the following conditions |
-// | are met: |
-// | |
-// | Redistributions of source code must retain the above copyright |
-// | notice, this list of conditions and the following disclaimer. |
-// | |
-// | Redistributions in binary form must reproduce the above copyright |
-// | notice, this list of conditions and the following disclaimer in the |
-// | documentation and/or other materials provided with the distribution. |
-// | |
-// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
-// | Lukas Smith nor the names of his contributors may be used to endorse |
-// | or promote products derived from this software without specific prior|
-// | written permission. |
-// | |
-// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
-// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
-// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
-// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
-// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
-// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
-// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
-// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
-// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
-// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
-// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
-// | POSSIBILITY OF SUCH DAMAGE. |
-// +----------------------------------------------------------------------+
-// | Authors: Lukas Smith <smith@pooteeweet.org> |
-// | Daniel Convissor <danielc@php.net> |
-// +----------------------------------------------------------------------+
-//
-// $Id: mssql.php,v 1.59 2007/12/03 20:59:50 quipo Exp $
-//
-
-require_once 'MDB2/Driver/Datatype/Common.php';
-
-/**
- * MDB2 MS SQL driver
- *
- * @package MDB2
- * @category Database
- * @author Lukas Smith <smith@pooteeweet.org>
- */
-class MDB2_Driver_Datatype_mssql extends MDB2_Driver_Datatype_Common
-{
- // {{{ _baseConvertResult()
-
- /**
- * general type conversion method
- *
- * @param mixed $value refernce to a value to be converted
- * @param string $type specifies which type to convert to
- * @param boolean $rtrim [optional] when TRUE [default], apply rtrim() to text
- * @return object a MDB2 error on failure
- * @access protected
- */
- function _baseConvertResult($value, $type, $rtrim = true)
- {
- if (is_null($value)) {
- return null;
- }
- switch ($type) {
- case 'boolean':
- return $value == '1';
- case 'date':
- if (strlen($value) > 10) {
- $value = substr($value,0,10);
- }
- return $value;
- case 'time':
- if (strlen($value) > 8) {
- $value = substr($value,11,8);
- }
- return $value;
- }
- return parent::_baseConvertResult($value, $type, $rtrim);
- }
-
- // }}}
- // {{{ _getCollationFieldDeclaration()
-
- /**
- * Obtain DBMS specific SQL code portion needed to set the COLLATION
- * of a field declaration to be used in statements like CREATE TABLE.
- *
- * @param string $collation name of the collation
- *
- * @return string DBMS specific SQL code portion needed to set the COLLATION
- * of a field declaration.
- */
- function _getCollationFieldDeclaration($collation)
- {
- return 'COLLATE '.$collation;
- }
-
- // }}}
- // {{{ getTypeDeclaration()
-
- /**
- * Obtain DBMS specific SQL code portion needed to declare an text type
- * field to be used in statements like CREATE TABLE.
- *
- * @param array $field associative array with the name of the properties
- * of the field being declared as array indexes. Currently, the types
- * of supported field properties are as follows:
- *
- * length
- * Integer value that determines the maximum length of the text
- * field. If this argument is missing the field should be
- * declared to have the longest length allowed by the DBMS.
- *
- * default
- * Text value to be used as default for this field.
- *
- * notnull
- * Boolean flag that indicates whether this field is constrained
- * to not be set to null.
- * @return string DBMS specific SQL code portion that should be used to
- * declare the specified field.
- * @access public
- */
- function getTypeDeclaration($field)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- switch ($field['type']) {
- case 'text':
- $length = !empty($field['length'])
- ? $field['length'] : false;
- $fixed = !empty($field['fixed']) ? $field['fixed'] : false;
- return $fixed ? ($length ? 'CHAR('.$length.')' : 'CHAR('.$db->options['default_text_field_length'].')')
- : ($length ? 'VARCHAR('.$length.')' : 'TEXT');
- case 'clob':
- if (!empty($field['length'])) {
- $length = $field['length'];
- if ($length <= 8000) {
- return 'VARCHAR('.$length.')';
- }
- }
- return 'TEXT';
- case 'blob':
- if (!empty($field['length'])) {
- $length = $field['length'];
- if ($length <= 8000) {
- return "VARBINARY($length)";
- }
- }
- return 'IMAGE';
- case 'integer':
- return 'INT';
- case 'boolean':
- return 'BIT';
- case 'date':
- return 'CHAR ('.strlen('YYYY-MM-DD').')';
- case 'time':
- return 'CHAR ('.strlen('HH:MM:SS').')';
- case 'timestamp':
- return 'CHAR ('.strlen('YYYY-MM-DD HH:MM:SS').')';
- case 'float':
- return 'FLOAT';
- case 'decimal':
- $length = !empty($field['length']) ? $field['length'] : 18;
- $scale = !empty($field['scale']) ? $field['scale'] : $db->options['decimal_places'];
- return 'DECIMAL('.$length.','.$scale.')';
- }
- return '';
- }
-
- // }}}
- // {{{ _getDeclaration()
-
- /**
- * Obtain DBMS specific SQL code portion needed to declare a generic type
- * field to be used in statements like CREATE TABLE.
- *
- * @param string $name name the field to be declared.
- * @param array $field associative array with the name of the properties
- * of the field being declared as array indexes. Currently, the types
- * of supported field properties are as follows:
- *
- * length
- * Integer value that determines the maximum length of the text
- * field. If this argument is missing the field should be
- * declared to have the longest length allowed by the DBMS.
- *
- * default
- * Text value to be used as default for this field.
- *
- * notnull
- * Boolean flag that indicates whether this field is constrained
- * to not be set to null.
- * @return string DBMS specific SQL code portion that should be used to
- * declare the specified field.
- * @access protected
- */
- function _getDeclarationOptions($field)
- {
- $charset = empty($field['charset']) ? '' :
- ' '.$this->_getCharsetFieldDeclaration($field['charset']);
-
- $default = '';
- if (array_key_exists('default', $field)) {
- if ($field['default'] === '') {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
- $field['default'] = empty($field['notnull'])
- ? null : $this->valid_default_values[$field['type']];
- if ($field['default'] === ''
- && ($db->options['portability'] & MDB2_PORTABILITY_EMPTY_TO_NULL)
- ) {
- $field['default'] = ' ';
- }
- }
- $default = ' DEFAULT '.$this->quote($field['default'], $field['type']);
- } elseif (empty($field['notnull'])) {
- $default = ' DEFAULT NULL';
- }
-
- $notnull = empty($field['notnull']) ? ' NULL' : ' NOT NULL';
- if ($default == ' DEFAULT NULL' && $notnull == ' NULL') {
- $notnull = '';
- }
-
- $collation = empty($field['collation']) ? '' :
- ' '.$this->_getCollationFieldDeclaration($field['collation']);
- return $charset.$default.$notnull.$collation;
- }
-
- // }}}
- // {{{ _getIntegerDeclaration()
-
- /**
- * Obtain DBMS specific SQL code portion needed to declare an integer type
- * field to be used in statements like CREATE TABLE.
- *
- * @param string $name name the field to be declared.
- * @param string $field associative array with the name of the properties
- * of the field being declared as array indexes.
- * Currently, the types of supported field
- * properties are as follows:
- *
- * unsigned
- * Boolean flag that indicates whether the field
- * should be declared as unsigned integer if
- * possible.
- *
- * default
- * Integer value to be used as default for this
- * field.
- *
- * notnull
- * Boolean flag that indicates whether this field is
- * constrained to not be set to null.
- * @return string DBMS specific SQL code portion that should be used to
- * declare the specified field.
- * @access protected
- */
- function _getIntegerDeclaration($name, $field)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $default = $autoinc = '';;
- if (!empty($field['autoincrement'])) {
- $autoinc = ' IDENTITY PRIMARY KEY';
- } elseif (array_key_exists('default', $field)) {
- if ($field['default'] === '') {
- $field['default'] = empty($field['notnull']) ? null : 0;
- }
- $default = ' DEFAULT '.$this->quote($field['default'], 'integer');
- } elseif (empty($field['notnull'])) {
- $default = ' DEFAULT NULL';
- }
-
- $notnull = empty($field['notnull']) ? ' NULL' : ' NOT NULL';
- if ($default == ' DEFAULT NULL' && $notnull == ' NULL') {
- $notnull = '';
- }
- if (!empty($field['unsigned'])) {
- $db->warnings[] = "unsigned integer field \"$name\" is being declared as signed integer";
- }
- $name = $db->quoteIdentifier($name, true);
- return $name.' '.$this->getTypeDeclaration($field).$default.$notnull.$autoinc;
- }
-
- // }}}
- // {{{ _getCLOBDeclaration()
-
- /**
- * Obtain DBMS specific SQL code portion needed to declare an character
- * large object type field to be used in statements like CREATE TABLE.
- *
- * @param string $name name the field to be declared.
- * @param array $field associative array with the name of the properties
- * of the field being declared as array indexes. Currently, the types
- * of supported field properties are as follows:
- *
- * length
- * Integer value that determines the maximum length of the large
- * object field. If this argument is missing the field should be
- * declared to have the longest length allowed by the DBMS.
- *
- * notnull
- * Boolean flag that indicates whether this field is constrained
- * to not be set to null.
- * @return string DBMS specific SQL code portion that should be used to
- * declare the specified field.
- * @access public
- */
- function _getCLOBDeclaration($name, $field)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $notnull = empty($field['notnull']) ? ' NULL' : ' NOT NULL';
- $name = $db->quoteIdentifier($name, true);
- return $name.' '.$this->getTypeDeclaration($field).$notnull;
- }
-
- // }}}
- // {{{ _getBLOBDeclaration()
-
- /**
- * Obtain DBMS specific SQL code portion needed to declare an binary large
- * object type field to be used in statements like CREATE TABLE.
- *
- * @param string $name name the field to be declared.
- * @param array $field associative array with the name of the properties
- * of the field being declared as array indexes. Currently, the types
- * of supported field properties are as follows:
- *
- * length
- * Integer value that determines the maximum length of the large
- * object field. If this argument is missing the field should be
- * declared to have the longest length allowed by the DBMS.
- *
- * notnull
- * Boolean flag that indicates whether this field is constrained
- * to not be set to null.
- * @return string DBMS specific SQL code portion that should be used to
- * declare the specified field.
- * @access protected
- */
- function _getBLOBDeclaration($name, $field)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $notnull = empty($field['notnull']) ? ' NULL' : ' NOT NULL';
- $name = $db->quoteIdentifier($name, true);
- return $name.' '.$this->getTypeDeclaration($field).$notnull;
- }
-
- // }}}
- // {{{ _quoteBLOB()
-
- /**
- * Convert a text value into a DBMS specific format that is suitable to
- * compose query statements.
- *
- * @param string $value text string value that is intended to be converted.
- * @param bool $quote determines if the value should be quoted and escaped
- * @param bool $escape_wildcards if to escape escape wildcards
- * @return string text string that represents the given argument value in
- * a DBMS specific format.
- * @access protected
- */
- function _quoteBLOB($value, $quote, $escape_wildcards)
- {
- if (!$quote) {
- return $value;
- }
- $value = bin2hex("0x".$this->_readFile($value));
- return $value;
- }
-
- // }}}
- // {{{ _mapNativeDatatype()
-
- /**
- * Maps a native array description of a field to a MDB2 datatype and length
- *
- * @param array $field native field description
- * @return array containing the various possible types, length, sign, fixed
- * @access public
- */
- function _mapNativeDatatype($field)
- {
- // todo: handle length of various int variations
- $db_type = preg_replace('/\d/', '', strtolower($field['type']));
- $length = $field['length'];
- $type = array();
- // todo: unsigned handling seems to be missing
- $unsigned = $fixed = null;
- switch ($db_type) {
- case 'bit':
- $type[0] = 'boolean';
- break;
- case 'tinyint':
- $type[0] = 'integer';
- $length = 1;
- break;
- case 'smallint':
- $type[0] = 'integer';
- $length = 2;
- break;
- case 'int':
- $type[0] = 'integer';
- $length = 4;
- break;
- case 'bigint':
- $type[0] = 'integer';
- $length = 8;
- break;
- case 'datetime':
- $type[0] = 'timestamp';
- break;
- case 'float':
- case 'real':
- case 'numeric':
- $type[0] = 'float';
- break;
- case 'decimal':
- case 'money':
- $type[0] = 'decimal';
- $length = $field['numeric_precision'].','.$field['numeric_scale'];
- break;
- case 'text':
- case 'ntext':
- case 'varchar':
- case 'nvarchar':
- $fixed = false;
- case 'char':
- case 'nchar':
- $type[0] = 'text';
- if ($length == '1') {
- $type[] = 'boolean';
- if (preg_match('/^(is|has)/', $field['name'])) {
- $type = array_reverse($type);
- }
- } elseif (strstr($db_type, 'text')) {
- $type[] = 'clob';
- $type = array_reverse($type);
- }
- if ($fixed !== false) {
- $fixed = true;
- }
- break;
- case 'image':
- case 'varbinary':
- $type[] = 'blob';
- $length = null;
- break;
- default:
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
- return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
- 'unknown database attribute type: '.$db_type, __FUNCTION__);
- }
-
- if ((int)$length <= 0) {
- $length = null;
- }
-
- return array($type, $length, $unsigned, $fixed);
- }
- // }}}
-}
-
+<?php
+// vim: set et ts=4 sw=4 fdm=marker:
+// +----------------------------------------------------------------------+
+// | PHP versions 4 and 5 |
+// +----------------------------------------------------------------------+
+// | Copyright (c) 1998-2007 Manuel Lemos, Tomas V.V.Cox, |
+// | Stig. S. Bakken, Lukas Smith |
+// | All rights reserved. |
+// +----------------------------------------------------------------------+
+// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
+// | API as well as database abstraction for PHP applications. |
+// | This LICENSE is in the BSD license style. |
+// | |
+// | Redistribution and use in source and binary forms, with or without |
+// | modification, are permitted provided that the following conditions |
+// | are met: |
+// | |
+// | Redistributions of source code must retain the above copyright |
+// | notice, this list of conditions and the following disclaimer. |
+// | |
+// | Redistributions in binary form must reproduce the above copyright |
+// | notice, this list of conditions and the following disclaimer in the |
+// | documentation and/or other materials provided with the distribution. |
+// | |
+// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
+// | Lukas Smith nor the names of his contributors may be used to endorse |
+// | or promote products derived from this software without specific prior|
+// | written permission. |
+// | |
+// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
+// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
+// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
+// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
+// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
+// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
+// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
+// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
+// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
+// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
+// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
+// | POSSIBILITY OF SUCH DAMAGE. |
+// +----------------------------------------------------------------------+
+// | Authors: Lukas Smith <smith@pooteeweet.org> |
+// | Daniel Convissor <danielc@php.net> |
+// +----------------------------------------------------------------------+
+//
+// $Id: mssql.php,v 1.65 2008/02/19 14:54:17 afz Exp $
+//
+
+require_once 'MDB2/Driver/Datatype/Common.php';
+
+/**
+ * MDB2 MS SQL driver
+ *
+ * @package MDB2
+ * @category Database
+ * @author Lukas Smith <smith@pooteeweet.org>
+ */
+class MDB2_Driver_Datatype_mssql extends MDB2_Driver_Datatype_Common
+{
+ // {{{ _baseConvertResult()
+
+ /**
+ * general type conversion method
+ *
+ * @param mixed $value refernce to a value to be converted
+ * @param string $type specifies which type to convert to
+ * @param boolean $rtrim [optional] when TRUE [default], apply rtrim() to text
+ * @return object a MDB2 error on failure
+ * @access protected
+ */
+ function _baseConvertResult($value, $type, $rtrim = true)
+ {
+ if (is_null($value)) {
+ return null;
+ }
+ switch ($type) {
+ case 'boolean':
+ return $value == '1';
+ case 'date':
+ if (strlen($value) > 10) {
+ $value = substr($value,0,10);
+ }
+ return $value;
+ case 'time':
+ if (strlen($value) > 8) {
+ $value = substr($value,11,8);
+ }
+ return $value;
+ }
+ return parent::_baseConvertResult($value, $type, $rtrim);
+ }
+
+ // }}}
+ // {{{ _getCollationFieldDeclaration()
+
+ /**
+ * Obtain DBMS specific SQL code portion needed to set the COLLATION
+ * of a field declaration to be used in statements like CREATE TABLE.
+ *
+ * @param string $collation name of the collation
+ *
+ * @return string DBMS specific SQL code portion needed to set the COLLATION
+ * of a field declaration.
+ */
+ function _getCollationFieldDeclaration($collation)
+ {
+ return 'COLLATE '.$collation;
+ }
+
+ // }}}
+ // {{{ getTypeDeclaration()
+
+ /**
+ * Obtain DBMS specific SQL code portion needed to declare an text type
+ * field to be used in statements like CREATE TABLE.
+ *
+ * @param array $field associative array with the name of the properties
+ * of the field being declared as array indexes. Currently, the types
+ * of supported field properties are as follows:
+ *
+ * length
+ * Integer value that determines the maximum length of the text
+ * field. If this argument is missing the field should be
+ * declared to have the longest length allowed by the DBMS.
+ *
+ * default
+ * Text value to be used as default for this field.
+ *
+ * notnull
+ * Boolean flag that indicates whether this field is constrained
+ * to not be set to null.
+ * @return string DBMS specific SQL code portion that should be used to
+ * declare the specified field.
+ * @access public
+ */
+ function getTypeDeclaration($field)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ switch ($field['type']) {
+ case 'text':
+ $length = !empty($field['length'])
+ ? $field['length'] : false;
+ $fixed = !empty($field['fixed']) ? $field['fixed'] : false;
+ return $fixed ? ($length ? 'CHAR('.$length.')' : 'CHAR('.$db->options['default_text_field_length'].')')
+ : ($length ? 'VARCHAR('.$length.')' : 'TEXT');
+ case 'clob':
+ if (!empty($field['length'])) {
+ $length = $field['length'];
+ if ($length <= 8000) {
+ return 'VARCHAR('.$length.')';
+ }
+ }
+ return 'TEXT';
+ case 'blob':
+ if (!empty($field['length'])) {
+ $length = $field['length'];
+ if ($length <= 8000) {
+ return "VARBINARY($length)";
+ }
+ }
+ return 'IMAGE';
+ case 'integer':
+ return 'INT';
+ case 'boolean':
+ return 'BIT';
+ case 'date':
+ return 'CHAR ('.strlen('YYYY-MM-DD').')';
+ case 'time':
+ return 'CHAR ('.strlen('HH:MM:SS').')';
+ case 'timestamp':
+ return 'CHAR ('.strlen('YYYY-MM-DD HH:MM:SS').')';
+ case 'float':
+ return 'FLOAT';
+ case 'decimal':
+ $length = !empty($field['length']) ? $field['length'] : 18;
+ $scale = !empty($field['scale']) ? $field['scale'] : $db->options['decimal_places'];
+ return 'DECIMAL('.$length.','.$scale.')';
+ }
+ return '';
+ }
+
+ // }}}
+ // {{{ _getIntegerDeclaration()
+
+ /**
+ * Obtain DBMS specific SQL code portion needed to declare an integer type
+ * field to be used in statements like CREATE TABLE.
+ *
+ * @param string $name name the field to be declared.
+ * @param string $field associative array with the name of the properties
+ * of the field being declared as array indexes.
+ * Currently, the types of supported field
+ * properties are as follows:
+ *
+ * unsigned
+ * Boolean flag that indicates whether the field
+ * should be declared as unsigned integer if
+ * possible.
+ *
+ * default
+ * Integer value to be used as default for this
+ * field.
+ *
+ * notnull
+ * Boolean flag that indicates whether this field is
+ * constrained to not be set to null.
+ * @return string DBMS specific SQL code portion that should be used to
+ * declare the specified field.
+ * @access protected
+ */
+ function _getIntegerDeclaration($name, $field)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $notnull = empty($field['notnull']) ? ' NULL' : ' NOT NULL';
+ $default = $autoinc = '';
+ if (!empty($field['autoincrement'])) {
+ $autoinc = ' IDENTITY PRIMARY KEY';
+ } elseif (array_key_exists('default', $field)) {
+ if ($field['default'] === '') {
+ $field['default'] = 0;
+ }
+ if (is_null($field['default'])) {
+ $default = ' DEFAULT (null)';
+ } else {
+ $default = ' DEFAULT (' . $this->quote($field['default'], 'integer') . ')';
+ }
+ }
+
+ if (!empty($field['unsigned'])) {
+ $db->warnings[] = "unsigned integer field \"$name\" is being declared as signed integer";
+ }
+
+ $name = $db->quoteIdentifier($name, true);
+ return $name.' '.$this->getTypeDeclaration($field).$notnull.$default.$autoinc;
+ }
+
+ // }}}
+ // {{{ _getCLOBDeclaration()
+
+ /**
+ * Obtain DBMS specific SQL code portion needed to declare an character
+ * large object type field to be used in statements like CREATE TABLE.
+ *
+ * @param string $name name the field to be declared.
+ * @param array $field associative array with the name of the properties
+ * of the field being declared as array indexes. Currently, the types
+ * of supported field properties are as follows:
+ *
+ * length
+ * Integer value that determines the maximum length of the large
+ * object field. If this argument is missing the field should be
+ * declared to have the longest length allowed by the DBMS.
+ *
+ * notnull
+ * Boolean flag that indicates whether this field is constrained
+ * to not be set to null.
+ * @return string DBMS specific SQL code portion that should be used to
+ * declare the specified field.
+ * @access public
+ */
+ function _getCLOBDeclaration($name, $field)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $notnull = empty($field['notnull']) ? ' NULL' : ' NOT NULL';
+ $name = $db->quoteIdentifier($name, true);
+ return $name.' '.$this->getTypeDeclaration($field).$notnull;
+ }
+
+ // }}}
+ // {{{ _getBLOBDeclaration()
+
+ /**
+ * Obtain DBMS specific SQL code portion needed to declare an binary large
+ * object type field to be used in statements like CREATE TABLE.
+ *
+ * @param string $name name the field to be declared.
+ * @param array $field associative array with the name of the properties
+ * of the field being declared as array indexes. Currently, the types
+ * of supported field properties are as follows:
+ *
+ * length
+ * Integer value that determines the maximum length of the large
+ * object field. If this argument is missing the field should be
+ * declared to have the longest length allowed by the DBMS.
+ *
+ * notnull
+ * Boolean flag that indicates whether this field is constrained
+ * to not be set to null.
+ * @return string DBMS specific SQL code portion that should be used to
+ * declare the specified field.
+ * @access protected
+ */
+ function _getBLOBDeclaration($name, $field)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $notnull = empty($field['notnull']) ? ' NULL' : ' NOT NULL';
+ $name = $db->quoteIdentifier($name, true);
+ return $name.' '.$this->getTypeDeclaration($field).$notnull;
+ }
+
+ // }}}
+ // {{{ _quoteBLOB()
+
+ /**
+ * Convert a text value into a DBMS specific format that is suitable to
+ * compose query statements.
+ *
+ * @param string $value text string value that is intended to be converted.
+ * @param bool $quote determines if the value should be quoted and escaped
+ * @param bool $escape_wildcards if to escape escape wildcards
+ * @return string text string that represents the given argument value in
+ * a DBMS specific format.
+ * @access protected
+ */
+ function _quoteBLOB($value, $quote, $escape_wildcards)
+ {
+ if (!$quote) {
+ return $value;
+ }
+ $value = '0x'.bin2hex($this->_readFile($value));
+ return $value;
+ }
+
+ // }}}
+ // {{{ _mapNativeDatatype()
+
+ /**
+ * Maps a native array description of a field to a MDB2 datatype and length
+ *
+ * @param array $field native field description
+ * @return array containing the various possible types, length, sign, fixed
+ * @access public
+ */
+ function _mapNativeDatatype($field)
+ {
+ // todo: handle length of various int variations
+ $db_type = preg_replace('/\d/', '', strtolower($field['type']));
+ $length = $field['length'];
+ $type = array();
+ // todo: unsigned handling seems to be missing
+ $unsigned = $fixed = null;
+ switch ($db_type) {
+ case 'bit':
+ $type[0] = 'boolean';
+ break;
+ case 'tinyint':
+ $type[0] = 'integer';
+ $length = 1;
+ break;
+ case 'smallint':
+ $type[0] = 'integer';
+ $length = 2;
+ break;
+ case 'int':
+ $type[0] = 'integer';
+ $length = 4;
+ break;
+ case 'bigint':
+ $type[0] = 'integer';
+ $length = 8;
+ break;
+ case 'datetime':
+ $type[0] = 'timestamp';
+ break;
+ case 'float':
+ case 'real':
+ case 'numeric':
+ $type[0] = 'float';
+ break;
+ case 'decimal':
+ case 'money':
+ $type[0] = 'decimal';
+ $length = $field['numeric_precision'].','.$field['numeric_scale'];
+ break;
+ case 'text':
+ case 'ntext':
+ case 'varchar':
+ case 'nvarchar':
+ $fixed = false;
+ case 'char':
+ case 'nchar':
+ $type[0] = 'text';
+ if ($length == '1') {
+ $type[] = 'boolean';
+ if (preg_match('/^(is|has)/', $field['name'])) {
+ $type = array_reverse($type);
+ }
+ } elseif (strstr($db_type, 'text')) {
+ $type[] = 'clob';
+ $type = array_reverse($type);
+ }
+ if ($fixed !== false) {
+ $fixed = true;
+ }
+ break;
+ case 'image':
+ case 'varbinary':
+ $type[] = 'blob';
+ $length = null;
+ break;
+ default:
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+ return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ 'unknown database attribute type: '.$db_type, __FUNCTION__);
+ }
+
+ if ((int)$length <= 0) {
+ $length = null;
+ }
+
+ return array($type, $length, $unsigned, $fixed);
+ }
+ // }}}
+}
+
?> \ No newline at end of file
diff --git a/program/lib/MDB2/Driver/Datatype/mysql.php b/program/lib/MDB2/Driver/Datatype/mysql.php
index 388d0b2b4..f54dd0a9c 100644
--- a/program/lib/MDB2/Driver/Datatype/mysql.php
+++ b/program/lib/MDB2/Driver/Datatype/mysql.php
@@ -3,7 +3,7 @@
// +----------------------------------------------------------------------+
// | PHP versions 4 and 5 |
// +----------------------------------------------------------------------+
-// | Copyright (c) 1998-2007 Manuel Lemos, Tomas V.V.Cox, |
+// | Copyright (c) 1998-2008 Manuel Lemos, Tomas V.V.Cox, |
// | Stig. S. Bakken, Lukas Smith |
// | All rights reserved. |
// +----------------------------------------------------------------------+
@@ -43,7 +43,7 @@
// | Author: Lukas Smith <smith@pooteeweet.org> |
// +----------------------------------------------------------------------+
//
-// $Id: mysql.php,v 1.62 2007/11/09 20:54:58 quipo Exp $
+// $Id: mysql.php,v 1.65 2008/02/22 19:23:49 quipo Exp $
//
require_once 'MDB2/Driver/Datatype/Common.php';
@@ -232,6 +232,93 @@ class MDB2_Driver_Datatype_mysql extends MDB2_Driver_Datatype_Common
$field['default'] = empty($field['notnull']) ? null : 0;
}
$default = ' DEFAULT '.$this->quote($field['default'], 'integer');
+ }
+
+ $notnull = empty($field['notnull']) ? '' : ' NOT NULL';
+ $unsigned = empty($field['unsigned']) ? '' : ' UNSIGNED';
+ $name = $db->quoteIdentifier($name, true);
+ return $name.' '.$this->getTypeDeclaration($field).$unsigned.$default.$notnull.$autoinc;
+ }
+
+ // }}}
+ // {{{ _getFloatDeclaration()
+
+ /**
+ * Obtain DBMS specific SQL code portion needed to declare an float type
+ * field to be used in statements like CREATE TABLE.
+ *
+ * @param string $name name the field to be declared.
+ * @param string $field associative array with the name of the properties
+ * of the field being declared as array indexes.
+ * Currently, the types of supported field
+ * properties are as follows:
+ *
+ * unsigned
+ * Boolean flag that indicates whether the field
+ * should be declared as unsigned float if
+ * possible.
+ *
+ * default
+ * float value to be used as default for this
+ * field.
+ *
+ * notnull
+ * Boolean flag that indicates whether this field is
+ * constrained to not be set to null.
+ * @return string DBMS specific SQL code portion that should be used to
+ * declare the specified field.
+ * @access protected
+ */
+ function _getFloatDeclaration($name, $field)
+ {
+ // Since AUTO_INCREMENT can be used for integer or floating-point types,
+ // reuse the INTEGER declaration
+ // @see http://bugs.mysql.com/bug.php?id=31032
+ return $this->_getIntegerDeclaration($name, $field);
+ }
+
+ // }}}
+ // {{{ _getDecimalDeclaration()
+
+ /**
+ * Obtain DBMS specific SQL code portion needed to declare an decimal type
+ * field to be used in statements like CREATE TABLE.
+ *
+ * @param string $name name the field to be declared.
+ * @param string $field associative array with the name of the properties
+ * of the field being declared as array indexes.
+ * Currently, the types of supported field
+ * properties are as follows:
+ *
+ * unsigned
+ * Boolean flag that indicates whether the field
+ * should be declared as unsigned integer if
+ * possible.
+ *
+ * default
+ * Decimal value to be used as default for this
+ * field.
+ *
+ * notnull
+ * Boolean flag that indicates whether this field is
+ * constrained to not be set to null.
+ * @return string DBMS specific SQL code portion that should be used to
+ * declare the specified field.
+ * @access protected
+ */
+ function _getDecimalDeclaration($name, $field)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $default = '';
+ if (array_key_exists('default', $field)) {
+ if ($field['default'] === '') {
+ $field['default'] = empty($field['notnull']) ? null : 0;
+ }
+ $default = ' DEFAULT '.$this->quote($field['default'], 'integer');
} elseif (empty($field['notnull'])) {
$default = ' DEFAULT NULL';
}
@@ -239,7 +326,7 @@ class MDB2_Driver_Datatype_mysql extends MDB2_Driver_Datatype_Common
$notnull = empty($field['notnull']) ? '' : ' NOT NULL';
$unsigned = empty($field['unsigned']) ? '' : ' UNSIGNED';
$name = $db->quoteIdentifier($name, true);
- return $name.' '.$this->getTypeDeclaration($field).$unsigned.$default.$notnull.$autoinc;
+ return $name.' '.$this->getTypeDeclaration($field).$unsigned.$default.$notnull;
}
// }}}
diff --git a/program/lib/MDB2/Driver/Datatype/mysqli.php b/program/lib/MDB2/Driver/Datatype/mysqli.php
index 40f70f24a..deba9194e 100644
--- a/program/lib/MDB2/Driver/Datatype/mysqli.php
+++ b/program/lib/MDB2/Driver/Datatype/mysqli.php
@@ -43,7 +43,7 @@
// | Author: Lukas Smith <smith@pooteeweet.org> |
// +----------------------------------------------------------------------+
//
-// $Id: mysqli.php,v 1.61 2007/11/09 20:54:58 quipo Exp $
+// $Id: mysqli.php,v 1.63 2008/02/22 19:23:49 quipo Exp $
//
require_once 'MDB2/Driver/Datatype/Common.php';
@@ -232,6 +232,93 @@ class MDB2_Driver_Datatype_mysqli extends MDB2_Driver_Datatype_Common
$field['default'] = empty($field['notnull']) ? null : 0;
}
$default = ' DEFAULT '.$this->quote($field['default'], 'integer');
+ }
+
+ $notnull = empty($field['notnull']) ? '' : ' NOT NULL';
+ $unsigned = empty($field['unsigned']) ? '' : ' UNSIGNED';
+ $name = $db->quoteIdentifier($name, true);
+ return $name.' '.$this->getTypeDeclaration($field).$unsigned.$default.$notnull.$autoinc;
+ }
+
+ // }}}
+ // {{{ _getFloatDeclaration()
+
+ /**
+ * Obtain DBMS specific SQL code portion needed to declare an float type
+ * field to be used in statements like CREATE TABLE.
+ *
+ * @param string $name name the field to be declared.
+ * @param string $field associative array with the name of the properties
+ * of the field being declared as array indexes.
+ * Currently, the types of supported field
+ * properties are as follows:
+ *
+ * unsigned
+ * Boolean flag that indicates whether the field
+ * should be declared as unsigned float if
+ * possible.
+ *
+ * default
+ * float value to be used as default for this
+ * field.
+ *
+ * notnull
+ * Boolean flag that indicates whether this field is
+ * constrained to not be set to null.
+ * @return string DBMS specific SQL code portion that should be used to
+ * declare the specified field.
+ * @access protected
+ */
+ function _getFloatDeclaration($name, $field)
+ {
+ // Since AUTO_INCREMENT can be used for integer or floating-point types,
+ // reuse the INTEGER declaration
+ // @see http://bugs.mysql.com/bug.php?id=31032
+ return $this->_getIntegerDeclaration($name, $field);
+ }
+
+ // }}}
+ // {{{ _getDecimalDeclaration()
+
+ /**
+ * Obtain DBMS specific SQL code portion needed to declare an decimal type
+ * field to be used in statements like CREATE TABLE.
+ *
+ * @param string $name name the field to be declared.
+ * @param string $field associative array with the name of the properties
+ * of the field being declared as array indexes.
+ * Currently, the types of supported field
+ * properties are as follows:
+ *
+ * unsigned
+ * Boolean flag that indicates whether the field
+ * should be declared as unsigned integer if
+ * possible.
+ *
+ * default
+ * Decimal value to be used as default for this
+ * field.
+ *
+ * notnull
+ * Boolean flag that indicates whether this field is
+ * constrained to not be set to null.
+ * @return string DBMS specific SQL code portion that should be used to
+ * declare the specified field.
+ * @access protected
+ */
+ function _getDecimalDeclaration($name, $field)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $default = '';
+ if (array_key_exists('default', $field)) {
+ if ($field['default'] === '') {
+ $field['default'] = empty($field['notnull']) ? null : 0;
+ }
+ $default = ' DEFAULT '.$this->quote($field['default'], 'integer');
} elseif (empty($field['notnull'])) {
$default = ' DEFAULT NULL';
}
@@ -239,7 +326,7 @@ class MDB2_Driver_Datatype_mysqli extends MDB2_Driver_Datatype_Common
$notnull = empty($field['notnull']) ? '' : ' NOT NULL';
$unsigned = empty($field['unsigned']) ? '' : ' UNSIGNED';
$name = $db->quoteIdentifier($name, true);
- return $name.' '.$this->getTypeDeclaration($field).$unsigned.$default.$notnull.$autoinc;
+ return $name.' '.$this->getTypeDeclaration($field).$unsigned.$default.$notnull;
}
// }}}
@@ -356,7 +443,6 @@ class MDB2_Driver_Datatype_mysqli extends MDB2_Driver_Datatype_Common
case 'mediumtext':
case 'longtext':
case 'text':
- case 'text':
case 'varchar':
$fixed = false;
case 'string':
diff --git a/program/lib/MDB2/Driver/Datatype/pgsql.php b/program/lib/MDB2/Driver/Datatype/pgsql.php
index 8a7e3ff33..c31c7d83a 100644
--- a/program/lib/MDB2/Driver/Datatype/pgsql.php
+++ b/program/lib/MDB2/Driver/Datatype/pgsql.php
@@ -42,7 +42,7 @@
// | Author: Paul Cooper <pgc@ucecom.com> |
// +----------------------------------------------------------------------+
//
-// $Id: pgsql.php,v 1.88 2007/11/09 20:54:58 quipo Exp $
+// $Id: pgsql.php,v 1.91 2008/03/09 12:28:08 quipo Exp $
require_once 'MDB2/Driver/Datatype/Common.php';
@@ -217,8 +217,6 @@ class MDB2_Driver_Datatype_pgsql extends MDB2_Driver_Datatype_Common
$field['default'] = empty($field['notnull']) ? null : 0;
}
$default = ' DEFAULT '.$this->quote($field['default'], 'integer');
- } elseif (empty($field['notnull'])) {
- $default = ' DEFAULT NULL';
}
$notnull = empty($field['notnull']) ? '' : ' NOT NULL';
@@ -453,6 +451,7 @@ class MDB2_Driver_Datatype_pgsql extends MDB2_Driver_Datatype_Common
break;
case 'datetime':
case 'timestamp':
+ case 'timestamptz':
$type[] = 'timestamp';
$length = null;
break;
@@ -461,6 +460,7 @@ class MDB2_Driver_Datatype_pgsql extends MDB2_Driver_Datatype_Common
$length = null;
break;
case 'float':
+ case 'float4':
case 'float8':
case 'double':
case 'real':
diff --git a/program/lib/MDB2/Driver/Datatype/sqlite.php b/program/lib/MDB2/Driver/Datatype/sqlite.php
index e518e45fa..0310cc77d 100644
--- a/program/lib/MDB2/Driver/Datatype/sqlite.php
+++ b/program/lib/MDB2/Driver/Datatype/sqlite.php
@@ -43,7 +43,7 @@
// | Author: Lukas Smith <smith@pooteeweet.org> |
// +----------------------------------------------------------------------+
//
-// $Id: sqlite.php,v 1.65 2007/12/03 20:59:51 quipo Exp $
+// $Id: sqlite.php,v 1.67 2008/02/22 19:58:06 quipo Exp $
//
require_once 'MDB2/Driver/Datatype/Common.php';
@@ -212,8 +212,6 @@ class MDB2_Driver_Datatype_sqlite extends MDB2_Driver_Datatype_Common
$field['default'] = empty($field['notnull']) ? null : 0;
}
$default = ' DEFAULT '.$this->quote($field['default'], 'integer');
- } elseif (empty($field['notnull'])) {
- $default = ' DEFAULT NULL';
}
$notnull = empty($field['notnull']) ? '' : ' NOT NULL';
@@ -394,7 +392,6 @@ class MDB2_Driver_Datatype_sqlite extends MDB2_Driver_Datatype_Common
if (PEAR::isError($db)) {
return $db;
}
-
return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
'unknown database attribute type: '.$db_type, __FUNCTION__);
}
diff --git a/program/lib/MDB2/Driver/Function/Common.php b/program/lib/MDB2/Driver/Function/Common.php
index 74971e2bb..d361b5586 100644
--- a/program/lib/MDB2/Driver/Function/Common.php
+++ b/program/lib/MDB2/Driver/Function/Common.php
@@ -1,249 +1,293 @@
-<?php
-// +----------------------------------------------------------------------+
-// | PHP versions 4 and 5 |
-// +----------------------------------------------------------------------+
-// | Copyright (c) 1998-2006 Manuel Lemos, Tomas V.V.Cox, |
-// | Stig. S. Bakken, Lukas Smith |
-// | All rights reserved. |
-// +----------------------------------------------------------------------+
-// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
-// | API as well as database abstraction for PHP applications. |
-// | This LICENSE is in the BSD license style. |
-// | |
-// | Redistribution and use in source and binary forms, with or without |
-// | modification, are permitted provided that the following conditions |
-// | are met: |
-// | |
-// | Redistributions of source code must retain the above copyright |
-// | notice, this list of conditions and the following disclaimer. |
-// | |
-// | Redistributions in binary form must reproduce the above copyright |
-// | notice, this list of conditions and the following disclaimer in the |
-// | documentation and/or other materials provided with the distribution. |
-// | |
-// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
-// | Lukas Smith nor the names of his contributors may be used to endorse |
-// | or promote products derived from this software without specific prior|
-// | written permission. |
-// | |
-// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
-// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
-// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
-// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
-// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
-// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
-// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
-// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
-// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
-// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
-// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
-// | POSSIBILITY OF SUCH DAMAGE. |
-// +----------------------------------------------------------------------+
-// | Author: Lukas Smith <smith@pooteeweet.org> |
-// +----------------------------------------------------------------------+
-//
-// $Id: Common.php,v 1.19 2007/09/09 13:47:36 quipo Exp $
-//
-
-/**
- * @package MDB2
- * @category Database
- * @author Lukas Smith <smith@pooteeweet.org>
- */
-
-/**
- * Base class for the function modules that is extended by each MDB2 driver
- *
- * To load this module in the MDB2 object:
- * $mdb->loadModule('Function');
- *
- * @package MDB2
- * @category Database
- * @author Lukas Smith <smith@pooteeweet.org>
- */
-class MDB2_Driver_Function_Common extends MDB2_Module_Common
-{
- // {{{ executeStoredProc()
-
- /**
- * Execute a stored procedure and return any results
- *
- * @param string $name string that identifies the function to execute
- * @param mixed $params array that contains the paramaters to pass the stored proc
- * @param mixed $types array that contains the types of the columns in
- * the result set
- * @param mixed $result_class string which specifies which result class to use
- * @param mixed $result_wrap_class string which specifies which class to wrap results in
- * @return mixed a result handle or MDB2_OK on success, a MDB2 error on failure
- * @access public
- */
- function &executeStoredProc($name, $params = null, $types = null, $result_class = true, $result_wrap_class = false)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $error =& $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
- 'method not implemented', __FUNCTION__);
- return $error;
- }
-
- // }}}
- // {{{ functionTable()
-
- /**
- * return string for internal table used when calling only a function
- *
- * @return string for internal table used when calling only a function
- * @access public
- */
- function functionTable()
- {
- return '';
- }
-
- // }}}
- // {{{ now()
-
- /**
- * Return string to call a variable with the current timestamp inside an SQL statement
- * There are three special variables for current date and time:
- * - CURRENT_TIMESTAMP (date and time, TIMESTAMP type)
- * - CURRENT_DATE (date, DATE type)
- * - CURRENT_TIME (time, TIME type)
- *
- * @return string to call a variable with the current timestamp
- * @access public
- */
- function now($type = 'timestamp')
- {
- switch ($type) {
- case 'time':
- return 'CURRENT_TIME';
- case 'date':
- return 'CURRENT_DATE';
- case 'timestamp':
- default:
- return 'CURRENT_TIMESTAMP';
- }
- }
-
- // }}}
- // {{{ substring()
-
- /**
- * return string to call a function to get a substring inside an SQL statement
- *
- * @return string to call a function to get a substring
- * @access public
- */
- function substring($value, $position = 1, $length = null)
- {
- if (!is_null($length)) {
- return "SUBSTRING($value FROM $position FOR $length)";
- }
- return "SUBSTRING($value FROM $position)";
- }
-
- // }}}
- // {{{ concat()
-
- /**
- * Returns string to concatenate two or more string parameters
- *
- * @param string $value1
- * @param string $value2
- * @param string $values...
- * @return string to concatenate two strings
- * @access public
- */
- function concat($value1, $value2)
- {
- $args = func_get_args();
- return "(".implode(' || ', $args).")";
- }
-
- // }}}
- // {{{ random()
-
- /**
- * return string to call a function to get random value inside an SQL statement
- *
- * @return return string to generate float between 0 and 1
- * @access public
- */
- function random()
- {
- return 'RAND()';
- }
-
- // }}}
- // {{{ lower()
-
- /**
- * return string to call a function to lower the case of an expression
- *
- * @param string $expression
- * @return return string to lower case of an expression
- * @access public
- */
- function lower($expression)
- {
- return "LOWER($expression)";
- }
-
- // }}}
- // {{{ upper()
-
- /**
- * return string to call a function to upper the case of an expression
- *
- * @param string $expression
- * @return return string to upper case of an expression
- * @access public
- */
- function upper($expression)
- {
- return "UPPER($expression)";
- }
-
- // }}}
- // {{{ length()
-
- /**
- * return string to call a function to get the length of a string expression
- *
- * @param string $expression
- * @return return string to get the string expression length
- * @access public
- */
- function length($expression)
- {
- return "LENGTH($expression)";
- }
-
- // }}}
- // {{{ guid()
-
- /**
- * Returns global unique identifier
- *
- * @return string to get global unique identifier
- * @access public
- */
- function guid()
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $error =& $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
- 'method not implemented', __FUNCTION__);
- return $error;
- }
-
- // }}}
-}
+<?php
+// +----------------------------------------------------------------------+
+// | PHP versions 4 and 5 |
+// +----------------------------------------------------------------------+
+// | Copyright (c) 1998-2006 Manuel Lemos, Tomas V.V.Cox, |
+// | Stig. S. Bakken, Lukas Smith |
+// | All rights reserved. |
+// +----------------------------------------------------------------------+
+// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
+// | API as well as database abstraction for PHP applications. |
+// | This LICENSE is in the BSD license style. |
+// | |
+// | Redistribution and use in source and binary forms, with or without |
+// | modification, are permitted provided that the following conditions |
+// | are met: |
+// | |
+// | Redistributions of source code must retain the above copyright |
+// | notice, this list of conditions and the following disclaimer. |
+// | |
+// | Redistributions in binary form must reproduce the above copyright |
+// | notice, this list of conditions and the following disclaimer in the |
+// | documentation and/or other materials provided with the distribution. |
+// | |
+// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
+// | Lukas Smith nor the names of his contributors may be used to endorse |
+// | or promote products derived from this software without specific prior|
+// | written permission. |
+// | |
+// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
+// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
+// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
+// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
+// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
+// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
+// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
+// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
+// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
+// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
+// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
+// | POSSIBILITY OF SUCH DAMAGE. |
+// +----------------------------------------------------------------------+
+// | Author: Lukas Smith <smith@pooteeweet.org> |
+// +----------------------------------------------------------------------+
+//
+// $Id: Common.php,v 1.21 2008/02/17 18:51:39 quipo Exp $
+//
+
+/**
+ * @package MDB2
+ * @category Database
+ * @author Lukas Smith <smith@pooteeweet.org>
+ */
+
+/**
+ * Base class for the function modules that is extended by each MDB2 driver
+ *
+ * To load this module in the MDB2 object:
+ * $mdb->loadModule('Function');
+ *
+ * @package MDB2
+ * @category Database
+ * @author Lukas Smith <smith@pooteeweet.org>
+ */
+class MDB2_Driver_Function_Common extends MDB2_Module_Common
+{
+ // {{{ executeStoredProc()
+
+ /**
+ * Execute a stored procedure and return any results
+ *
+ * @param string $name string that identifies the function to execute
+ * @param mixed $params array that contains the paramaters to pass the stored proc
+ * @param mixed $types array that contains the types of the columns in
+ * the result set
+ * @param mixed $result_class string which specifies which result class to use
+ * @param mixed $result_wrap_class string which specifies which class to wrap results in
+ *
+ * @return mixed a result handle or MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function &executeStoredProc($name, $params = null, $types = null, $result_class = true, $result_wrap_class = false)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $error =& $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ 'method not implemented', __FUNCTION__);
+ return $error;
+ }
+
+ // }}}
+ // {{{ functionTable()
+
+ /**
+ * return string for internal table used when calling only a function
+ *
+ * @return string for internal table used when calling only a function
+ * @access public
+ */
+ function functionTable()
+ {
+ return '';
+ }
+
+ // }}}
+ // {{{ now()
+
+ /**
+ * Return string to call a variable with the current timestamp inside an SQL statement
+ * There are three special variables for current date and time:
+ * - CURRENT_TIMESTAMP (date and time, TIMESTAMP type)
+ * - CURRENT_DATE (date, DATE type)
+ * - CURRENT_TIME (time, TIME type)
+ *
+ * @param string $type 'timestamp' | 'time' | 'date'
+ *
+ * @return string to call a variable with the current timestamp
+ * @access public
+ */
+ function now($type = 'timestamp')
+ {
+ switch ($type) {
+ case 'time':
+ return 'CURRENT_TIME';
+ case 'date':
+ return 'CURRENT_DATE';
+ case 'timestamp':
+ default:
+ return 'CURRENT_TIMESTAMP';
+ }
+ }
+
+ // }}}
+ // {{{ unixtimestamp()
+
+ /**
+ * return string to call a function to get the unix timestamp from a iso timestamp
+ *
+ * @param string $expression
+ *
+ * @return string to call a variable with the timestamp
+ * @access public
+ */
+ function unixtimestamp($expression)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $error =& $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ 'method not implemented', __FUNCTION__);
+ return $error;
+ }
+
+ // }}}
+ // {{{ substring()
+
+ /**
+ * return string to call a function to get a substring inside an SQL statement
+ *
+ * @return string to call a function to get a substring
+ * @access public
+ */
+ function substring($value, $position = 1, $length = null)
+ {
+ if (!is_null($length)) {
+ return "SUBSTRING($value FROM $position FOR $length)";
+ }
+ return "SUBSTRING($value FROM $position)";
+ }
+
+ // }}}
+ // {{{ replace()
+
+ /**
+ * return string to call a function to get replace inside an SQL statement.
+ *
+ * @return string to call a function to get a replace
+ * @access public
+ */
+ function replace($str, $from_str, $to_str)
+ {
+ return "REPLACE($str, $from_str , $to_str)";
+ }
+
+ // }}}
+ // {{{ concat()
+
+ /**
+ * Returns string to concatenate two or more string parameters
+ *
+ * @param string $value1
+ * @param string $value2
+ * @param string $values...
+ *
+ * @return string to concatenate two strings
+ * @access public
+ */
+ function concat($value1, $value2)
+ {
+ $args = func_get_args();
+ return "(".implode(' || ', $args).")";
+ }
+
+ // }}}
+ // {{{ random()
+
+ /**
+ * return string to call a function to get random value inside an SQL statement
+ *
+ * @return return string to generate float between 0 and 1
+ * @access public
+ */
+ function random()
+ {
+ return 'RAND()';
+ }
+
+ // }}}
+ // {{{ lower()
+
+ /**
+ * return string to call a function to lower the case of an expression
+ *
+ * @param string $expression
+ *
+ * @return return string to lower case of an expression
+ * @access public
+ */
+ function lower($expression)
+ {
+ return "LOWER($expression)";
+ }
+
+ // }}}
+ // {{{ upper()
+
+ /**
+ * return string to call a function to upper the case of an expression
+ *
+ * @param string $expression
+ *
+ * @return return string to upper case of an expression
+ * @access public
+ */
+ function upper($expression)
+ {
+ return "UPPER($expression)";
+ }
+
+ // }}}
+ // {{{ length()
+
+ /**
+ * return string to call a function to get the length of a string expression
+ *
+ * @param string $expression
+ *
+ * @return return string to get the string expression length
+ * @access public
+ */
+ function length($expression)
+ {
+ return "LENGTH($expression)";
+ }
+
+ // }}}
+ // {{{ guid()
+
+ /**
+ * Returns global unique identifier
+ *
+ * @return string to get global unique identifier
+ * @access public
+ */
+ function guid()
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $error =& $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ 'method not implemented', __FUNCTION__);
+ return $error;
+ }
+
+ // }}}
+}
?> \ No newline at end of file
diff --git a/program/lib/MDB2/Driver/Function/mssql.php b/program/lib/MDB2/Driver/Function/mssql.php
index 4ee028169..1038901b6 100644
--- a/program/lib/MDB2/Driver/Function/mssql.php
+++ b/program/lib/MDB2/Driver/Function/mssql.php
@@ -1,178 +1,193 @@
-<?php
-// +----------------------------------------------------------------------+
-// | PHP versions 4 and 5 |
-// +----------------------------------------------------------------------+
-// | Copyright (c) 1998-2006 Manuel Lemos, Tomas V.V.Cox, |
-// | Stig. S. Bakken, Lukas Smith |
-// | All rights reserved. |
-// +----------------------------------------------------------------------+
-// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
-// | API as well as database abstraction for PHP applications. |
-// | This LICENSE is in the BSD license style. |
-// | |
-// | Redistribution and use in source and binary forms, with or without |
-// | modification, are permitted provided that the following conditions |
-// | are met: |
-// | |
-// | Redistributions of source code must retain the above copyright |
-// | notice, this list of conditions and the following disclaimer. |
-// | |
-// | Redistributions in binary form must reproduce the above copyright |
-// | notice, this list of conditions and the following disclaimer in the |
-// | documentation and/or other materials provided with the distribution. |
-// | |
-// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
-// | Lukas Smith nor the names of his contributors may be used to endorse |
-// | or promote products derived from this software without specific prior|
-// | written permission. |
-// | |
-// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
-// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
-// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
-// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
-// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
-// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
-// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
-// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
-// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
-// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
-// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
-// | POSSIBILITY OF SUCH DAMAGE. |
-// +----------------------------------------------------------------------+
-// | Author: Frank M. Kromann <frank@kromann.info> |
-// +----------------------------------------------------------------------+
-//
-// $Id: mssql.php,v 1.15 2007/08/11 16:02:22 quipo Exp $
-//
-
-require_once 'MDB2/Driver/Function/Common.php';
-
-// {{{ class MDB2_Driver_Function_mssql
-/**
- * MDB2 MSSQL driver for the function modules
- *
- * @package MDB2
- * @category Database
- * @author Lukas Smith <smith@pooteeweet.org>
- */
-class MDB2_Driver_Function_mssql extends MDB2_Driver_Function_Common
-{
- // }}}
- // {{{ executeStoredProc()
-
- /**
- * Execute a stored procedure and return any results
- *
- * @param string $name string that identifies the function to execute
- * @param mixed $params array that contains the paramaters to pass the stored proc
- * @param mixed $types array that contains the types of the columns in
- * the result set
- * @param mixed $result_class string which specifies which result class to use
- * @param mixed $result_wrap_class string which specifies which class to wrap results in
- * @return mixed a result handle or MDB2_OK on success, a MDB2 error on failure
- * @access public
- */
- function &executeStoredProc($name, $params = null, $types = null, $result_class = true, $result_wrap_class = false)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $query = 'EXECUTE '.$name;
- $query .= $params ? ' '.implode(', ', $params) : '';
- return $db->query($query, $types, $result_class, $result_wrap_class);
- }
-
- // }}}
- // {{{ now()
-
- /**
- * Return string to call a variable with the current timestamp inside an SQL statement
- * There are three special variables for current date and time:
- * - CURRENT_TIMESTAMP (date and time, TIMESTAMP type)
- * - CURRENT_DATE (date, DATE type)
- * - CURRENT_TIME (time, TIME type)
- *
- * @return string to call a variable with the current timestamp
- * @access public
- */
- function now($type = 'timestamp')
- {
- switch ($type) {
- case 'time':
- case 'date':
- case 'timestamp':
- default:
- return 'GETDATE()';
- }
- }
-
- // }}}
- // {{{ substring()
-
- /**
- * return string to call a function to get a substring inside an SQL statement
- *
- * @return string to call a function to get a substring
- * @access public
- */
- function substring($value, $position = 1, $length = null)
- {
- if (!is_null($length)) {
- return "SUBSTRING($value, $position, $length)";
- }
- return "SUBSTRING($value, $position, LEN($value) - $position + 1)";
- }
-
- // }}}
- // {{{ concat()
-
- /**
- * Returns string to concatenate two or more string parameters
- *
- * @param string $value1
- * @param string $value2
- * @param string $values...
- * @return string to concatenate two strings
- * @access public
- **/
- function concat($value1, $value2)
- {
- $args = func_get_args();
- return "(".implode(' + ', $args).")";
- }
-
- // }}}
- // {{{ length()
-
- /**
- * return string to call a function to get the length of a string expression
- *
- * @param string $expression
- * @return return string to get the string expression length
- * @access public
- */
- function length($expression)
- {
- return "LEN($expression)";
- }
-
- // }}}
- // {{{ guid()
-
- /**
- * Returns global unique identifier
- *
- * @return string to get global unique identifier
- * @access public
- */
- function guid()
- {
- return 'NEWID()';
- }
-
- // }}}
-}
-// }}}
+<?php
+// +----------------------------------------------------------------------+
+// | PHP versions 4 and 5 |
+// +----------------------------------------------------------------------+
+// | Copyright (c) 1998-2008 Manuel Lemos, Tomas V.V.Cox, |
+// | Stig. S. Bakken, Lukas Smith |
+// | All rights reserved. |
+// +----------------------------------------------------------------------+
+// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
+// | API as well as database abstraction for PHP applications. |
+// | This LICENSE is in the BSD license style. |
+// | |
+// | Redistribution and use in source and binary forms, with or without |
+// | modification, are permitted provided that the following conditions |
+// | are met: |
+// | |
+// | Redistributions of source code must retain the above copyright |
+// | notice, this list of conditions and the following disclaimer. |
+// | |
+// | Redistributions in binary form must reproduce the above copyright |
+// | notice, this list of conditions and the following disclaimer in the |
+// | documentation and/or other materials provided with the distribution. |
+// | |
+// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
+// | Lukas Smith nor the names of his contributors may be used to endorse |
+// | or promote products derived from this software without specific prior|
+// | written permission. |
+// | |
+// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
+// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
+// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
+// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
+// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
+// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
+// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
+// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
+// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
+// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
+// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
+// | POSSIBILITY OF SUCH DAMAGE. |
+// +----------------------------------------------------------------------+
+// | Author: Frank M. Kromann <frank@kromann.info> |
+// +----------------------------------------------------------------------+
+//
+// $Id: mssql.php,v 1.16 2008/02/17 18:54:08 quipo Exp $
+//
+
+require_once 'MDB2/Driver/Function/Common.php';
+
+// {{{ class MDB2_Driver_Function_mssql
+/**
+ * MDB2 MSSQL driver for the function modules
+ *
+ * @package MDB2
+ * @category Database
+ * @author Lukas Smith <smith@pooteeweet.org>
+ */
+class MDB2_Driver_Function_mssql extends MDB2_Driver_Function_Common
+{
+ // {{{ executeStoredProc()
+
+ /**
+ * Execute a stored procedure and return any results
+ *
+ * @param string $name string that identifies the function to execute
+ * @param mixed $params array that contains the paramaters to pass the stored proc
+ * @param mixed $types array that contains the types of the columns in
+ * the result set
+ * @param mixed $result_class string which specifies which result class to use
+ * @param mixed $result_wrap_class string which specifies which class to wrap results in
+ * @return mixed a result handle or MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function &executeStoredProc($name, $params = null, $types = null, $result_class = true, $result_wrap_class = false)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $query = 'EXECUTE '.$name;
+ $query .= $params ? ' '.implode(', ', $params) : '';
+ return $db->query($query, $types, $result_class, $result_wrap_class);
+ }
+
+ // }}}
+ // {{{ now()
+
+ /**
+ * Return string to call a variable with the current timestamp inside an SQL statement
+ * There are three special variables for current date and time:
+ * - CURRENT_TIMESTAMP (date and time, TIMESTAMP type)
+ * - CURRENT_DATE (date, DATE type)
+ * - CURRENT_TIME (time, TIME type)
+ *
+ * @return string to call a variable with the current timestamp
+ * @access public
+ */
+ function now($type = 'timestamp')
+ {
+ switch ($type) {
+ case 'time':
+ case 'date':
+ case 'timestamp':
+ default:
+ return 'GETDATE()';
+ }
+ }
+
+ // }}}
+ // {{{ unixtimestamp()
+
+ /**
+ * return string to call a function to get the unix timestamp from a iso timestamp
+ *
+ * @param string $expression
+ *
+ * @return string to call a variable with the timestamp
+ * @access public
+ */
+ function unixtimestamp($expression)
+ {
+ return 'DATEDIFF(second, \'19700101\', '. $expression.') + DATEDIFF(second, GETDATE(), GETUTCDATE())';
+ }
+
+ // }}}
+ // {{{ substring()
+
+ /**
+ * return string to call a function to get a substring inside an SQL statement
+ *
+ * @return string to call a function to get a substring
+ * @access public
+ */
+ function substring($value, $position = 1, $length = null)
+ {
+ if (!is_null($length)) {
+ return "SUBSTRING($value, $position, $length)";
+ }
+ return "SUBSTRING($value, $position, LEN($value) - $position + 1)";
+ }
+
+ // }}}
+ // {{{ concat()
+
+ /**
+ * Returns string to concatenate two or more string parameters
+ *
+ * @param string $value1
+ * @param string $value2
+ * @param string $values...
+ * @return string to concatenate two strings
+ * @access public
+ **/
+ function concat($value1, $value2)
+ {
+ $args = func_get_args();
+ return "(".implode(' + ', $args).")";
+ }
+
+ // }}}
+ // {{{ length()
+
+ /**
+ * return string to call a function to get the length of a string expression
+ *
+ * @param string $expression
+ * @return return string to get the string expression length
+ * @access public
+ */
+ function length($expression)
+ {
+ return "LEN($expression)";
+ }
+
+ // }}}
+ // {{{ guid()
+
+ /**
+ * Returns global unique identifier
+ *
+ * @return string to get global unique identifier
+ * @access public
+ */
+ function guid()
+ {
+ return 'NEWID()';
+ }
+
+ // }}}
+}
+// }}}
?> \ No newline at end of file
diff --git a/program/lib/MDB2/Driver/Function/mysql.php b/program/lib/MDB2/Driver/Function/mysql.php
index 90dea8174..d8ae7bbf6 100644
--- a/program/lib/MDB2/Driver/Function/mysql.php
+++ b/program/lib/MDB2/Driver/Function/mysql.php
@@ -1,120 +1,136 @@
-<?php
-// +----------------------------------------------------------------------+
-// | PHP versions 4 and 5 |
-// +----------------------------------------------------------------------+
-// | Copyright (c) 1998-2006 Manuel Lemos, Tomas V.V.Cox, |
-// | Stig. S. Bakken, Lukas Smith |
-// | All rights reserved. |
-// +----------------------------------------------------------------------+
-// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
-// | API as well as database abstraction for PHP applications. |
-// | This LICENSE is in the BSD license style. |
-// | |
-// | Redistribution and use in source and binary forms, with or without |
-// | modification, are permitted provided that the following conditions |
-// | are met: |
-// | |
-// | Redistributions of source code must retain the above copyright |
-// | notice, this list of conditions and the following disclaimer. |
-// | |
-// | Redistributions in binary form must reproduce the above copyright |
-// | notice, this list of conditions and the following disclaimer in the |
-// | documentation and/or other materials provided with the distribution. |
-// | |
-// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
-// | Lukas Smith nor the names of his contributors may be used to endorse |
-// | or promote products derived from this software without specific prior|
-// | written permission. |
-// | |
-// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
-// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
-// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
-// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
-// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
-// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
-// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
-// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
-// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
-// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
-// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
-// | POSSIBILITY OF SUCH DAMAGE. |
-// +----------------------------------------------------------------------+
-// | Author: Lukas Smith <smith@pooteeweet.org> |
-// +----------------------------------------------------------------------+
-//
-// $Id: mysql.php,v 1.11 2007/01/12 11:29:12 quipo Exp $
-//
-
-require_once 'MDB2/Driver/Function/Common.php';
-
-/**
- * MDB2 MySQL driver for the function modules
- *
- * @package MDB2
- * @category Database
- * @author Lukas Smith <smith@pooteeweet.org>
- */
-class MDB2_Driver_Function_mysql extends MDB2_Driver_Function_Common
-{
- // }}}
- // {{{ executeStoredProc()
-
- /**
- * Execute a stored procedure and return any results
- *
- * @param string $name string that identifies the function to execute
- * @param mixed $params array that contains the paramaters to pass the stored proc
- * @param mixed $types array that contains the types of the columns in
- * the result set
- * @param mixed $result_class string which specifies which result class to use
- * @param mixed $result_wrap_class string which specifies which class to wrap results in
- * @return mixed a result handle or MDB2_OK on success, a MDB2 error on failure
- * @access public
- */
- function &executeStoredProc($name, $params = null, $types = null, $result_class = true, $result_wrap_class = false)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $query = 'CALL '.$name;
- $query .= $params ? '('.implode(', ', $params).')' : '()';
- return $db->query($query, $types, $result_class, $result_wrap_class);
- }
-
- // }}}
- // {{{ concat()
-
- /**
- * Returns string to concatenate two or more string parameters
- *
- * @param string $value1
- * @param string $value2
- * @param string $values...
- * @return string to concatenate two strings
- * @access public
- **/
- function concat($value1, $value2)
- {
- $args = func_get_args();
- return "CONCAT(".implode(', ', $args).")";
- }
-
- // }}}
- // {{{ guid()
-
- /**
- * Returns global unique identifier
- *
- * @return string to get global unique identifier
- * @access public
- */
- function guid()
- {
- return 'UUID()';
- }
-
- // }}}
-}
+<?php
+// +----------------------------------------------------------------------+
+// | PHP versions 4 and 5 |
+// +----------------------------------------------------------------------+
+// | Copyright (c) 1998-2008 Manuel Lemos, Tomas V.V.Cox, |
+// | Stig. S. Bakken, Lukas Smith |
+// | All rights reserved. |
+// +----------------------------------------------------------------------+
+// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
+// | API as well as database abstraction for PHP applications. |
+// | This LICENSE is in the BSD license style. |
+// | |
+// | Redistribution and use in source and binary forms, with or without |
+// | modification, are permitted provided that the following conditions |
+// | are met: |
+// | |
+// | Redistributions of source code must retain the above copyright |
+// | notice, this list of conditions and the following disclaimer. |
+// | |
+// | Redistributions in binary form must reproduce the above copyright |
+// | notice, this list of conditions and the following disclaimer in the |
+// | documentation and/or other materials provided with the distribution. |
+// | |
+// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
+// | Lukas Smith nor the names of his contributors may be used to endorse |
+// | or promote products derived from this software without specific prior|
+// | written permission. |
+// | |
+// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
+// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
+// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
+// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
+// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
+// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
+// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
+// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
+// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
+// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
+// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
+// | POSSIBILITY OF SUCH DAMAGE. |
+// +----------------------------------------------------------------------+
+// | Author: Lukas Smith <smith@pooteeweet.org> |
+// +----------------------------------------------------------------------+
+//
+// $Id: mysql.php,v 1.12 2008/02/17 18:54:08 quipo Exp $
+//
+
+require_once 'MDB2/Driver/Function/Common.php';
+
+/**
+ * MDB2 MySQL driver for the function modules
+ *
+ * @package MDB2
+ * @category Database
+ * @author Lukas Smith <smith@pooteeweet.org>
+ */
+class MDB2_Driver_Function_mysql extends MDB2_Driver_Function_Common
+{
+ // }}}
+ // {{{ executeStoredProc()
+
+ /**
+ * Execute a stored procedure and return any results
+ *
+ * @param string $name string that identifies the function to execute
+ * @param mixed $params array that contains the paramaters to pass the stored proc
+ * @param mixed $types array that contains the types of the columns in
+ * the result set
+ * @param mixed $result_class string which specifies which result class to use
+ * @param mixed $result_wrap_class string which specifies which class to wrap results in
+ * @return mixed a result handle or MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function &executeStoredProc($name, $params = null, $types = null, $result_class = true, $result_wrap_class = false)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $query = 'CALL '.$name;
+ $query .= $params ? '('.implode(', ', $params).')' : '()';
+ return $db->query($query, $types, $result_class, $result_wrap_class);
+ }
+
+ // }}}
+ // {{{ unixtimestamp()
+
+ /**
+ * return string to call a function to get the unix timestamp from a iso timestamp
+ *
+ * @param string $expression
+ *
+ * @return string to call a variable with the timestamp
+ * @access public
+ */
+ function unixtimestamp($expression)
+ {
+ return 'UNIX_TIMESTAMP('. $expression.')';
+ }
+
+ // }}}
+ // {{{ concat()
+
+ /**
+ * Returns string to concatenate two or more string parameters
+ *
+ * @param string $value1
+ * @param string $value2
+ * @param string $values...
+ * @return string to concatenate two strings
+ * @access public
+ **/
+ function concat($value1, $value2)
+ {
+ $args = func_get_args();
+ return "CONCAT(".implode(', ', $args).")";
+ }
+
+ // }}}
+ // {{{ guid()
+
+ /**
+ * Returns global unique identifier
+ *
+ * @return string to get global unique identifier
+ * @access public
+ */
+ function guid()
+ {
+ return 'UUID()';
+ }
+
+ // }}}
+}
?> \ No newline at end of file
diff --git a/program/lib/MDB2/Driver/Function/mysqli.php b/program/lib/MDB2/Driver/Function/mysqli.php
index 5af55c1fd..c1fe5d60b 100644
--- a/program/lib/MDB2/Driver/Function/mysqli.php
+++ b/program/lib/MDB2/Driver/Function/mysqli.php
@@ -1,128 +1,144 @@
-<?php
-// +----------------------------------------------------------------------+
-// | PHP versions 4 and 5 |
-// +----------------------------------------------------------------------+
-// | Copyright (c) 1998-2006 Manuel Lemos, Tomas V.V.Cox, |
-// | Stig. S. Bakken, Lukas Smith |
-// | All rights reserved. |
-// +----------------------------------------------------------------------+
-// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
-// | API as well as database abstraction for PHP applications. |
-// | This LICENSE is in the BSD license style. |
-// | |
-// | Redistribution and use in source and binary forms, with or without |
-// | modification, are permitted provided that the following conditions |
-// | are met: |
-// | |
-// | Redistributions of source code must retain the above copyright |
-// | notice, this list of conditions and the following disclaimer. |
-// | |
-// | Redistributions in binary form must reproduce the above copyright |
-// | notice, this list of conditions and the following disclaimer in the |
-// | documentation and/or other materials provided with the distribution. |
-// | |
-// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
-// | Lukas Smith nor the names of his contributors may be used to endorse |
-// | or promote products derived from this software without specific prior|
-// | written permission. |
-// | |
-// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
-// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
-// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
-// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
-// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
-// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
-// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
-// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
-// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
-// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
-// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
-// | POSSIBILITY OF SUCH DAMAGE. |
-// +----------------------------------------------------------------------+
-// | Author: Lukas Smith <smith@pooteeweet.org> |
-// +----------------------------------------------------------------------+
-//
-// $Id: mysqli.php,v 1.13 2007/01/12 11:29:12 quipo Exp $
-//
-
-require_once 'MDB2/Driver/Function/Common.php';
-
-/**
- * MDB2 MySQLi driver for the function modules
- *
- * @package MDB2
- * @category Database
- * @author Lukas Smith <smith@pooteeweet.org>
- */
-class MDB2_Driver_Function_mysqli extends MDB2_Driver_Function_Common
-{
- // }}}
- // {{{ executeStoredProc()
-
- /**
- * Execute a stored procedure and return any results
- *
- * @param string $name string that identifies the function to execute
- * @param mixed $params array that contains the paramaters to pass the stored proc
- * @param mixed $types array that contains the types of the columns in
- * the result set
- * @param mixed $result_class string which specifies which result class to use
- * @param mixed $result_wrap_class string which specifies which class to wrap results in
- * @return mixed a result handle or MDB2_OK on success, a MDB2 error on failure
- * @access public
- */
- function &executeStoredProc($name, $params = null, $types = null, $result_class = true, $result_wrap_class = false)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $multi_query = $db->getOption('multi_query');
- if (!$multi_query) {
- $db->setOption('multi_query', true);
- }
- $query = 'CALL '.$name;
- $query .= $params ? '('.implode(', ', $params).')' : '()';
- $result =& $db->query($query, $types, $result_class, $result_wrap_class);
- if (!$multi_query) {
- $db->setOption('multi_query', false);
- }
- return $result;
- }
-
- // }}}
- // {{{ concat()
-
- /**
- * Returns string to concatenate two or more string parameters
- *
- * @param string $value1
- * @param string $value2
- * @param string $values...
- * @return string to concatenate two strings
- * @access public
- **/
- function concat($value1, $value2)
- {
- $args = func_get_args();
- return "CONCAT(".implode(', ', $args).")";
- }
-
- // }}}
- // {{{ guid()
-
- /**
- * Returns global unique identifier
- *
- * @return string to get global unique identifier
- * @access public
- */
- function guid()
- {
- return 'UUID()';
- }
-
- // }}}
-}
+<?php
+// +----------------------------------------------------------------------+
+// | PHP versions 4 and 5 |
+// +----------------------------------------------------------------------+
+// | Copyright (c) 1998-2008 Manuel Lemos, Tomas V.V.Cox, |
+// | Stig. S. Bakken, Lukas Smith |
+// | All rights reserved. |
+// +----------------------------------------------------------------------+
+// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
+// | API as well as database abstraction for PHP applications. |
+// | This LICENSE is in the BSD license style. |
+// | |
+// | Redistribution and use in source and binary forms, with or without |
+// | modification, are permitted provided that the following conditions |
+// | are met: |
+// | |
+// | Redistributions of source code must retain the above copyright |
+// | notice, this list of conditions and the following disclaimer. |
+// | |
+// | Redistributions in binary form must reproduce the above copyright |
+// | notice, this list of conditions and the following disclaimer in the |
+// | documentation and/or other materials provided with the distribution. |
+// | |
+// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
+// | Lukas Smith nor the names of his contributors may be used to endorse |
+// | or promote products derived from this software without specific prior|
+// | written permission. |
+// | |
+// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
+// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
+// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
+// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
+// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
+// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
+// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
+// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
+// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
+// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
+// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
+// | POSSIBILITY OF SUCH DAMAGE. |
+// +----------------------------------------------------------------------+
+// | Author: Lukas Smith <smith@pooteeweet.org> |
+// +----------------------------------------------------------------------+
+//
+// $Id: mysqli.php,v 1.14 2008/02/17 18:54:08 quipo Exp $
+//
+
+require_once 'MDB2/Driver/Function/Common.php';
+
+/**
+ * MDB2 MySQLi driver for the function modules
+ *
+ * @package MDB2
+ * @category Database
+ * @author Lukas Smith <smith@pooteeweet.org>
+ */
+class MDB2_Driver_Function_mysqli extends MDB2_Driver_Function_Common
+{
+ // }}}
+ // {{{ executeStoredProc()
+
+ /**
+ * Execute a stored procedure and return any results
+ *
+ * @param string $name string that identifies the function to execute
+ * @param mixed $params array that contains the paramaters to pass the stored proc
+ * @param mixed $types array that contains the types of the columns in
+ * the result set
+ * @param mixed $result_class string which specifies which result class to use
+ * @param mixed $result_wrap_class string which specifies which class to wrap results in
+ * @return mixed a result handle or MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function &executeStoredProc($name, $params = null, $types = null, $result_class = true, $result_wrap_class = false)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $multi_query = $db->getOption('multi_query');
+ if (!$multi_query) {
+ $db->setOption('multi_query', true);
+ }
+ $query = 'CALL '.$name;
+ $query .= $params ? '('.implode(', ', $params).')' : '()';
+ $result =& $db->query($query, $types, $result_class, $result_wrap_class);
+ if (!$multi_query) {
+ $db->setOption('multi_query', false);
+ }
+ return $result;
+ }
+
+ // }}}
+ // {{{ unixtimestamp()
+
+ /**
+ * return string to call a function to get the unix timestamp from a iso timestamp
+ *
+ * @param string $expression
+ *
+ * @return string to call a variable with the timestamp
+ * @access public
+ */
+ function unixtimestamp($expression)
+ {
+ return 'UNIX_TIMESTAMP('. $expression.')';
+ }
+
+ // }}}
+ // {{{ concat()
+
+ /**
+ * Returns string to concatenate two or more string parameters
+ *
+ * @param string $value1
+ * @param string $value2
+ * @param string $values...
+ * @return string to concatenate two strings
+ * @access public
+ **/
+ function concat($value1, $value2)
+ {
+ $args = func_get_args();
+ return "CONCAT(".implode(', ', $args).")";
+ }
+
+ // }}}
+ // {{{ guid()
+
+ /**
+ * Returns global unique identifier
+ *
+ * @return string to get global unique identifier
+ * @access public
+ */
+ function guid()
+ {
+ return 'UUID()';
+ }
+
+ // }}}
+}
?> \ No newline at end of file
diff --git a/program/lib/MDB2/Driver/Function/pgsql.php b/program/lib/MDB2/Driver/Function/pgsql.php
index df1d455f3..8b23ec659 100644
--- a/program/lib/MDB2/Driver/Function/pgsql.php
+++ b/program/lib/MDB2/Driver/Function/pgsql.php
@@ -1,99 +1,115 @@
-<?php
-// +----------------------------------------------------------------------+
-// | PHP versions 4 and 5 |
-// +----------------------------------------------------------------------+
-// | Copyright (c) 1998-2006 Manuel Lemos, Tomas V.V.Cox, |
-// | Stig. S. Bakken, Lukas Smith |
-// | All rights reserved. |
-// +----------------------------------------------------------------------+
-// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
-// | API as well as database abstraction for PHP applications. |
-// | This LICENSE is in the BSD license style. |
-// | |
-// | Redistribution and use in source and binary forms, with or without |
-// | modification, are permitted provided that the following conditions |
-// | are met: |
-// | |
-// | Redistributions of source code must retain the above copyright |
-// | notice, this list of conditions and the following disclaimer. |
-// | |
-// | Redistributions in binary form must reproduce the above copyright |
-// | notice, this list of conditions and the following disclaimer in the |
-// | documentation and/or other materials provided with the distribution. |
-// | |
-// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
-// | Lukas Smith nor the names of his contributors may be used to endorse |
-// | or promote products derived from this software without specific prior|
-// | written permission. |
-// | |
-// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
-// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
-// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
-// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
-// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
-// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
-// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
-// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
-// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
-// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
-// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
-// | POSSIBILITY OF SUCH DAMAGE. |
-// +----------------------------------------------------------------------+
-// | Author: Paul Cooper <pgc@ucecom.com> |
-// +----------------------------------------------------------------------+
-//
-// $Id: pgsql.php,v 1.9 2006/06/12 21:48:43 lsmith Exp $
-
-require_once 'MDB2/Driver/Function/Common.php';
-
-/**
- * MDB2 MySQL driver for the function modules
- *
- * @package MDB2
- * @category Database
- * @author Lukas Smith <smith@pooteeweet.org>
- */
-class MDB2_Driver_Function_pgsql extends MDB2_Driver_Function_Common
-{
- // {{{ executeStoredProc()
-
- /**
- * Execute a stored procedure and return any results
- *
- * @param string $name string that identifies the function to execute
- * @param mixed $params array that contains the paramaters to pass the stored proc
- * @param mixed $types array that contains the types of the columns in
- * the result set
- * @param mixed $result_class string which specifies which result class to use
- * @param mixed $result_wrap_class string which specifies which class to wrap results in
- * @return mixed a result handle or MDB2_OK on success, a MDB2 error on failure
- * @access public
- */
- function &executeStoredProc($name, $params = null, $types = null, $result_class = true, $result_wrap_class = false)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $query = 'SELECT * FROM '.$name;
- $query .= $params ? '('.implode(', ', $params).')' : '()';
- return $db->query($query, $types, $result_class, $result_wrap_class);
- }
- // }}}
- // {{{ random()
-
- /**
- * return string to call a function to get random value inside an SQL statement
- *
- * @return return string to generate float between 0 and 1
- * @access public
- */
- function random()
- {
- return 'RANDOM()';
- }
-
- // }}}
-}
-?>
+<?php
+// +----------------------------------------------------------------------+
+// | PHP versions 4 and 5 |
+// +----------------------------------------------------------------------+
+// | Copyright (c) 1998-2008 Manuel Lemos, Tomas V.V.Cox, |
+// | Stig. S. Bakken, Lukas Smith |
+// | All rights reserved. |
+// +----------------------------------------------------------------------+
+// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
+// | API as well as database abstraction for PHP applications. |
+// | This LICENSE is in the BSD license style. |
+// | |
+// | Redistribution and use in source and binary forms, with or without |
+// | modification, are permitted provided that the following conditions |
+// | are met: |
+// | |
+// | Redistributions of source code must retain the above copyright |
+// | notice, this list of conditions and the following disclaimer. |
+// | |
+// | Redistributions in binary form must reproduce the above copyright |
+// | notice, this list of conditions and the following disclaimer in the |
+// | documentation and/or other materials provided with the distribution. |
+// | |
+// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
+// | Lukas Smith nor the names of his contributors may be used to endorse |
+// | or promote products derived from this software without specific prior|
+// | written permission. |
+// | |
+// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
+// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
+// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
+// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
+// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
+// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
+// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
+// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
+// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
+// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
+// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
+// | POSSIBILITY OF SUCH DAMAGE. |
+// +----------------------------------------------------------------------+
+// | Author: Paul Cooper <pgc@ucecom.com> |
+// +----------------------------------------------------------------------+
+//
+// $Id: pgsql.php,v 1.10 2008/02/17 18:54:08 quipo Exp $
+
+require_once 'MDB2/Driver/Function/Common.php';
+
+/**
+ * MDB2 MySQL driver for the function modules
+ *
+ * @package MDB2
+ * @category Database
+ * @author Lukas Smith <smith@pooteeweet.org>
+ */
+class MDB2_Driver_Function_pgsql extends MDB2_Driver_Function_Common
+{
+ // {{{ executeStoredProc()
+
+ /**
+ * Execute a stored procedure and return any results
+ *
+ * @param string $name string that identifies the function to execute
+ * @param mixed $params array that contains the paramaters to pass the stored proc
+ * @param mixed $types array that contains the types of the columns in
+ * the result set
+ * @param mixed $result_class string which specifies which result class to use
+ * @param mixed $result_wrap_class string which specifies which class to wrap results in
+ * @return mixed a result handle or MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function &executeStoredProc($name, $params = null, $types = null, $result_class = true, $result_wrap_class = false)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $query = 'SELECT * FROM '.$name;
+ $query .= $params ? '('.implode(', ', $params).')' : '()';
+ return $db->query($query, $types, $result_class, $result_wrap_class);
+ }
+ // }}}
+ // {{{ unixtimestamp()
+
+ /**
+ * return string to call a function to get the unix timestamp from a iso timestamp
+ *
+ * @param string $expression
+ *
+ * @return string to call a variable with the timestamp
+ * @access public
+ */
+ function unixtimestamp($expression)
+ {
+ return 'EXTRACT(EPOCH FROM DATE_TRUNC(\'seconds\', TIMESTAMP '. $expression.'))';
+ }
+
+ // }}}
+ // {{{ random()
+
+ /**
+ * return string to call a function to get random value inside an SQL statement
+ *
+ * @return return string to generate float between 0 and 1
+ * @access public
+ */
+ function random()
+ {
+ return 'RANDOM()';
+ }
+
+ // }}}
+}
+?> \ No newline at end of file
diff --git a/program/lib/MDB2/Driver/Function/sqlite.php b/program/lib/MDB2/Driver/Function/sqlite.php
index 3a4960bea..2761059d0 100644
--- a/program/lib/MDB2/Driver/Function/sqlite.php
+++ b/program/lib/MDB2/Driver/Function/sqlite.php
@@ -1,125 +1,162 @@
-<?php
-// +----------------------------------------------------------------------+
-// | PHP versions 4 and 5 |
-// +----------------------------------------------------------------------+
-// | Copyright (c) 1998-2006 Manuel Lemos, Tomas V.V.Cox, |
-// | Stig. S. Bakken, Lukas Smith |
-// | All rights reserved. |
-// +----------------------------------------------------------------------+
-// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
-// | API as well as database abstraction for PHP applications. |
-// | This LICENSE is in the BSD license style. |
-// | |
-// | Redistribution and use in source and binary forms, with or without |
-// | modification, are permitted provided that the following conditions |
-// | are met: |
-// | |
-// | Redistributions of source code must retain the above copyright |
-// | notice, this list of conditions and the following disclaimer. |
-// | |
-// | Redistributions in binary form must reproduce the above copyright |
-// | notice, this list of conditions and the following disclaimer in the |
-// | documentation and/or other materials provided with the distribution. |
-// | |
-// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
-// | Lukas Smith nor the names of his contributors may be used to endorse |
-// | or promote products derived from this software without specific prior|
-// | written permission. |
-// | |
-// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
-// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
-// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
-// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
-// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
-// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
-// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
-// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
-// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
-// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
-// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
-// | POSSIBILITY OF SUCH DAMAGE. |
-// +----------------------------------------------------------------------+
-// | Author: Lukas Smith <smith@pooteeweet.org> |
-// +----------------------------------------------------------------------+
-//
-// $Id: sqlite.php,v 1.8 2006/06/13 22:55:55 lsmith Exp $
-//
-
-require_once 'MDB2/Driver/Function/Common.php';
-
-/**
- * MDB2 SQLite driver for the function modules
- *
- * @package MDB2
- * @category Database
- * @author Lukas Smith <smith@pooteeweet.org>
- */
-class MDB2_Driver_Function_sqlite extends MDB2_Driver_Function_Common
-{
- // {{{ constructor
-
- /**
- * Constructor
- */
- function __construct($db_index)
- {
- parent::__construct($db_index);
- // create all sorts of UDFs
- }
-
- // {{{ now()
-
- /**
- * Return string to call a variable with the current timestamp inside an SQL statement
- * There are three special variables for current date and time.
- *
- * @return string to call a variable with the current timestamp
- * @access public
- */
- function now($type = 'timestamp')
- {
- switch ($type) {
- case 'time':
- return 'time(\'now\')';
- case 'date':
- return 'date(\'now\')';
- case 'timestamp':
- default:
- return 'datetime(\'now\')';
- }
- }
-
- // }}}
- // {{{ substring()
-
- /**
- * return string to call a function to get a substring inside an SQL statement
- *
- * @return string to call a function to get a substring
- * @access public
- */
- function substring($value, $position = 1, $length = null)
- {
- if (!is_null($length)) {
- return "substr($value,$position,$length)";
- }
- return "substr($value,$position,length($value))";
- }
-
- // }}}
- // {{{ random()
-
- /**
- * return string to call a function to get random value inside an SQL statement
- *
- * @return return string to generate float between 0 and 1
- * @access public
- */
- function random()
- {
- return '((RANDOM()+2147483648)/4294967296)';
- }
-
- // }}}
-}
-?>
+<?php
+// +----------------------------------------------------------------------+
+// | PHP versions 4 and 5 |
+// +----------------------------------------------------------------------+
+// | Copyright (c) 1998-2008 Manuel Lemos, Tomas V.V.Cox, |
+// | Stig. S. Bakken, Lukas Smith |
+// | All rights reserved. |
+// +----------------------------------------------------------------------+
+// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
+// | API as well as database abstraction for PHP applications. |
+// | This LICENSE is in the BSD license style. |
+// | |
+// | Redistribution and use in source and binary forms, with or without |
+// | modification, are permitted provided that the following conditions |
+// | are met: |
+// | |
+// | Redistributions of source code must retain the above copyright |
+// | notice, this list of conditions and the following disclaimer. |
+// | |
+// | Redistributions in binary form must reproduce the above copyright |
+// | notice, this list of conditions and the following disclaimer in the |
+// | documentation and/or other materials provided with the distribution. |
+// | |
+// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
+// | Lukas Smith nor the names of his contributors may be used to endorse |
+// | or promote products derived from this software without specific prior|
+// | written permission. |
+// | |
+// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
+// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
+// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
+// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
+// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
+// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
+// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
+// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
+// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
+// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
+// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
+// | POSSIBILITY OF SUCH DAMAGE. |
+// +----------------------------------------------------------------------+
+// | Author: Lukas Smith <smith@pooteeweet.org> |
+// +----------------------------------------------------------------------+
+//
+// $Id: sqlite.php,v 1.10 2008/02/17 18:54:08 quipo Exp $
+//
+
+require_once 'MDB2/Driver/Function/Common.php';
+
+/**
+ * MDB2 SQLite driver for the function modules
+ *
+ * @package MDB2
+ * @category Database
+ * @author Lukas Smith <smith@pooteeweet.org>
+ */
+class MDB2_Driver_Function_sqlite extends MDB2_Driver_Function_Common
+{
+ // {{{ constructor
+
+ /**
+ * Constructor
+ */
+ function __construct($db_index)
+ {
+ parent::__construct($db_index);
+ // create all sorts of UDFs
+ }
+
+ // {{{ now()
+
+ /**
+ * Return string to call a variable with the current timestamp inside an SQL statement
+ * There are three special variables for current date and time.
+ *
+ * @return string to call a variable with the current timestamp
+ * @access public
+ */
+ function now($type = 'timestamp')
+ {
+ switch ($type) {
+ case 'time':
+ return 'time(\'now\')';
+ case 'date':
+ return 'date(\'now\')';
+ case 'timestamp':
+ default:
+ return 'datetime(\'now\')';
+ }
+ }
+
+ // }}}
+ // {{{ unixtimestamp()
+
+ /**
+ * return string to call a function to get the unix timestamp from a iso timestamp
+ *
+ * @param string $expression
+ *
+ * @return string to call a variable with the timestamp
+ * @access public
+ */
+ function unixtimestamp($expression)
+ {
+ return 'strftime("%s",'. $expression.', "utc")';
+ }
+
+ // }}}
+ // {{{ substring()
+
+ /**
+ * return string to call a function to get a substring inside an SQL statement
+ *
+ * @return string to call a function to get a substring
+ * @access public
+ */
+ function substring($value, $position = 1, $length = null)
+ {
+ if (!is_null($length)) {
+ return "substr($value,$position,$length)";
+ }
+ return "substr($value,$position,length($value))";
+ }
+
+ // }}}
+ // {{{ random()
+
+ /**
+ * return string to call a function to get random value inside an SQL statement
+ *
+ * @return return string to generate float between 0 and 1
+ * @access public
+ */
+ function random()
+ {
+ return '((RANDOM()+2147483648)/4294967296)';
+ }
+
+ // }}}
+ // {{{ replace()
+
+ /**
+ * return string to call a function to get a replacement inside an SQL statement.
+ *
+ * @return string to call a function to get a replace
+ * @access public
+ */
+ function replace($str, $from_str, $to_str)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $error =& $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ 'method not implemented', __FUNCTION__);
+ return $error;
+ }
+
+ // }}}
+}
+?>
diff --git a/program/lib/MDB2/Driver/Manager/Common.php b/program/lib/MDB2/Driver/Manager/Common.php
index da2e329ef..672f577ee 100644
--- a/program/lib/MDB2/Driver/Manager/Common.php
+++ b/program/lib/MDB2/Driver/Manager/Common.php
@@ -2,7 +2,7 @@
// +----------------------------------------------------------------------+
// | PHP versions 4 and 5 |
// +----------------------------------------------------------------------+
-// | Copyright (c) 1998-2007 Manuel Lemos, Tomas V.V.Cox, |
+// | Copyright (c) 1998-2008 Manuel Lemos, Tomas V.V.Cox, |
// | Stig. S. Bakken, Lukas Smith |
// | All rights reserved. |
// +----------------------------------------------------------------------+
@@ -39,16 +39,18 @@
// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
// | POSSIBILITY OF SUCH DAMAGE. |
// +----------------------------------------------------------------------+
-// | Author: Lukas Smith <smith@pooteeweet.org> |
+// | Authors: Lukas Smith <smith@pooteeweet.org> |
+// | Lorenzo Alberton <l.alberton@quipo.it> |
// +----------------------------------------------------------------------+
//
-// $Id: Common.php,v 1.68 2007/12/03 20:59:15 quipo Exp $
+// $Id: Common.php,v 1.71 2008/02/12 23:12:27 quipo Exp $
//
/**
* @package MDB2
* @category Database
* @author Lukas Smith <smith@pooteeweet.org>
+ * @author Lorenzo Alberton <l.alberton@quipo.it>
*/
/**
@@ -199,6 +201,29 @@ class MDB2_Driver_Manager_Common extends MDB2_Module_Common
}
// }}}
+ // {{{ alterDatabase()
+
+ /**
+ * alter an existing database
+ *
+ * @param string $name name of the database that should be created
+ * @param array $options array with charset, collation info
+ *
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function alterDatabase($database, $options = array())
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ 'method not implemented', __FUNCTION__);
+ }
+
+ // }}}
// {{{ dropDatabase()
/**
@@ -360,6 +385,56 @@ class MDB2_Driver_Manager_Common extends MDB2_Module_Common
}
// }}}
+ // {{{ truncateTable()
+
+ /**
+ * Truncate an existing table (if the TRUNCATE TABLE syntax is not supported,
+ * it falls back to a DELETE FROM TABLE query)
+ *
+ * @param string $name name of the table that should be truncated
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function truncateTable($name)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $name = $db->quoteIdentifier($name, true);
+ return $db->exec("DELETE FROM $name");
+ }
+
+ // }}}
+ // {{{ vacuum()
+
+ /**
+ * Optimize (vacuum) all the tables in the db (or only the specified table)
+ * and optionally run ANALYZE.
+ *
+ * @param string $table table name (all the tables if empty)
+ * @param array $options an array with driver-specific options:
+ * - timeout [int] (in seconds) [mssql-only]
+ * - analyze [boolean] [pgsql and mysql]
+ * - full [boolean] [pgsql-only]
+ * - freeze [boolean] [pgsql-only]
+ *
+ * @return mixed MDB2_OK success, a MDB2 error on failure
+ * @access public
+ */
+ function vacuum($table = null, $options = array())
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ 'method not implemented', __FUNCTION__);
+ }
+
+ // }}}
// {{{ alterTable()
/**
diff --git a/program/lib/MDB2/Driver/Manager/mssql.php b/program/lib/MDB2/Driver/Manager/mssql.php
index 9cc66f3b7..fc260f8e6 100644
--- a/program/lib/MDB2/Driver/Manager/mssql.php
+++ b/program/lib/MDB2/Driver/Manager/mssql.php
@@ -1,815 +1,1129 @@
-<?php
-// +----------------------------------------------------------------------+
-// | PHP versions 4 and 5 |
-// +----------------------------------------------------------------------+
-// | Copyright (c) 1998-2007 Manuel Lemos, Tomas V.V.Cox, |
-// | Stig. S. Bakken, Lukas Smith |
-// | All rights reserved. |
-// +----------------------------------------------------------------------+
-// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
-// | API as well as database abstraction for PHP applications. |
-// | This LICENSE is in the BSD license style. |
-// | |
-// | Redistribution and use in source and binary forms, with or without |
-// | modification, are permitted provided that the following conditions |
-// | are met: |
-// | |
-// | Redistributions of source code must retain the above copyright |
-// | notice, this list of conditions and the following disclaimer. |
-// | |
-// | Redistributions in binary form must reproduce the above copyright |
-// | notice, this list of conditions and the following disclaimer in the |
-// | documentation and/or other materials provided with the distribution. |
-// | |
-// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
-// | Lukas Smith nor the names of his contributors may be used to endorse |
-// | or promote products derived from this software without specific prior|
-// | written permission. |
-// | |
-// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
-// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
-// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
-// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
-// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
-// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
-// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
-// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
-// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
-// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
-// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
-// | POSSIBILITY OF SUCH DAMAGE. |
-// +----------------------------------------------------------------------+
-// | Authors: Frank M. Kromann <frank@kromann.info> |
-// | David Coallier <davidc@php.net> |
-// | Lorenzo Alberton <l.alberton@quipo.it> |
-// +----------------------------------------------------------------------+
-//
-// $Id: mssql.php,v 1.93 2007/12/03 20:59:15 quipo Exp $
-//
-
-require_once 'MDB2/Driver/Manager/Common.php';
-
-// {{{ class MDB2_Driver_Manager_mssql
-
-/**
- * MDB2 MSSQL driver for the management modules
- *
- * @package MDB2
- * @category Database
- * @author Frank M. Kromann <frank@kromann.info>
- * @author David Coallier <davidc@php.net>
- * @author Lorenzo Alberton <l.alberton@quipo.it>
- */
-class MDB2_Driver_Manager_mssql extends MDB2_Driver_Manager_Common
-{
- // {{{ createDatabase()
- /**
- * create a new database
- *
- * @param string $name name of the database that should be created
- * @param array $options array with collation info
- *
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- * @access public
- */
- function createDatabase($name, $options = array())
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $name = $db->quoteIdentifier($name, true);
- $query = "CREATE DATABASE $name";
- if ($db->options['database_device']) {
- $query.= ' ON '.$db->options['database_device'];
- $query.= $db->options['database_size'] ? '=' .
- $db->options['database_size'] : '';
- }
- if (!empty($options['collation'])) {
- $query .= ' COLLATE ' . $options['collation'];
- }
- return $db->standaloneQuery($query, null, true);
- }
-
- // }}}
- // {{{ dropDatabase()
-
- /**
- * drop an existing database
- *
- * @param string $name name of the database that should be dropped
- *
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- * @access public
- */
- function dropDatabase($name)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $name = $db->quoteIdentifier($name, true);
- return $db->standaloneQuery("DROP DATABASE $name", null, true);
- }
-
- // }}}
- // {{{ _getTemporaryTableQuery()
-
- /**
- * Override the parent method.
- *
- * @return string The string required to be placed between "CREATE" and "TABLE"
- * to generate a temporary table, if possible.
- */
- function _getTemporaryTableQuery()
- {
- return '';
- }
-
- // }}}
- // {{{ _getAdvancedFKOptions()
-
- /**
- * Return the FOREIGN KEY query section dealing with non-standard options
- * as MATCH, INITIALLY DEFERRED, ON UPDATE, ...
- *
- * @param array $definition
- *
- * @return string
- * @access protected
- */
- function _getAdvancedFKOptions($definition)
- {
- $query = '';
- if (!empty($definition['onupdate'])) {
- $query .= ' ON UPDATE '.$definition['onupdate'];
- }
- if (!empty($definition['ondelete'])) {
- $query .= ' ON DELETE '.$definition['ondelete'];
- }
- return $query;
- }
-
- // }}}
- // {{{ createTable()
-
- /**
- * create a new table
- *
- * @param string $name Name of the database that should be created
- * @param array $fields Associative array that contains the definition of each field of the new table
- * The indexes of the array entries are the names of the fields of the table an
- * the array entry values are associative arrays like those that are meant to be
- * passed with the field definitions to get[Type]Declaration() functions.
- *
- * Example
- * array(
- *
- * 'id' => array(
- * 'type' => 'integer',
- * 'unsigned' => 1,
- * 'notnull' => 1,
- * 'default' => 0,
- * ),
- * 'name' => array(
- * 'type' => 'text',
- * 'length' => 12,
- * ),
- * 'description' => array(
- * 'type' => 'text',
- * 'length' => 12,
- * )
- * );
- * @param array $options An associative array of table options:
- * array(
- * 'comment' => 'Foo',
- * 'temporary' => true|false,
- * );
- *
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- * @access public
- */
- function createTable($name, $fields, $options = array())
- {
- if (!empty($options['temporary'])) {
- $name = '#'.$name;
- }
- return parent::createTable($name, $fields, $options);
- }
-
- // }}}
- // {{{ alterTable()
-
- /**
- * alter an existing table
- *
- * @param string $name name of the table that is intended to be changed.
- * @param array $changes associative array that contains the details of each type
- * of change that is intended to be performed. The types of
- * changes that are currently supported are defined as follows:
- *
- * name
- *
- * New name for the table.
- *
- * add
- *
- * Associative array with the names of fields to be added as
- * indexes of the array. The value of each entry of the array
- * should be set to another associative array with the properties
- * of the fields to be added. The properties of the fields should
- * be the same as defined by the MDB2 parser.
- *
- *
- * remove
- *
- * Associative array with the names of fields to be removed as indexes
- * of the array. Currently the values assigned to each entry are ignored.
- * An empty array should be used for future compatibility.
- *
- * rename
- *
- * Associative array with the names of fields to be renamed as indexes
- * of the array. The value of each entry of the array should be set to
- * another associative array with the entry named name with the new
- * field name and the entry named Declaration that is expected to contain
- * the portion of the field declaration already in DBMS specific SQL code
- * as it is used in the CREATE TABLE statement.
- *
- * change
- *
- * Associative array with the names of the fields to be changed as indexes
- * of the array. Keep in mind that if it is intended to change either the
- * name of a field and any other properties, the change array entries
- * should have the new names of the fields as array indexes.
- *
- * The value of each entry of the array should be set to another associative
- * array with the properties of the fields to that are meant to be changed as
- * array entries. These entries should be assigned to the new values of the
- * respective properties. The properties of the fields should be the same
- * as defined by the MDB2 parser.
- *
- * Example
- * array(
- * 'name' => 'userlist',
- * 'add' => array(
- * 'quota' => array(
- * 'type' => 'integer',
- * 'unsigned' => 1
- * )
- * ),
- * 'remove' => array(
- * 'file_limit' => array(),
- * 'time_limit' => array()
- * ),
- * 'change' => array(
- * 'name' => array(
- * 'length' => '20',
- * 'definition' => array(
- * 'type' => 'text',
- * 'length' => 20,
- * ),
- * )
- * ),
- * 'rename' => array(
- * 'sex' => array(
- * 'name' => 'gender',
- * 'definition' => array(
- * 'type' => 'text',
- * 'length' => 1,
- * 'default' => 'M',
- * ),
- * )
- * )
- * )
- *
- * @param boolean $check indicates whether the function should just check if the DBMS driver
- * can perform the requested table alterations if the value is true or
- * actually perform them otherwise.
- *
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- * @access public
- */
- function alterTable($name, $changes, $check)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- foreach ($changes as $change_name => $change) {
- switch ($change_name) {
- case 'add':
- break;
- case 'remove':
- break;
- case 'name':
- case 'rename':
- case 'change':
- default:
- return $db->raiseError(MDB2_ERROR_CANNOT_ALTER, null, null,
- 'change type "'.$change_name.'" not yet supported', __FUNCTION__);
- }
- }
-
- if ($check) {
- return MDB2_OK;
- }
-
- $query = '';
- if (!empty($changes['add']) && is_array($changes['add'])) {
- foreach ($changes['add'] as $field_name => $field) {
- if ($query) {
- $query.= ', ';
- } else {
- $query.= 'ADD COLUMN ';
- }
- $query.= $db->getDeclaration($field['type'], $field_name, $field);
- }
- }
-
- if (!empty($changes['remove']) && is_array($changes['remove'])) {
- foreach ($changes['remove'] as $field_name => $field) {
- if ($query) {
- $query.= ', ';
- }
- $field_name = $db->quoteIdentifier($field_name, true);
- $query.= 'DROP COLUMN ' . $field_name;
- }
- }
-
- if (!$query) {
- return MDB2_OK;
- }
-
- $name = $db->quoteIdentifier($name, true);
- return $db->exec("ALTER TABLE $name $query");
- }
-
- // }}}
- // {{{ listTables()
-
- /**
- * list all tables in the current database
- *
- * @return mixed array of table names on success, a MDB2 error on failure
- * @access public
- */
- function listTables()
- {
- $db =& $this->getDBInstance();
-
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $query = 'EXEC sp_tables @table_type = "\'TABLE\'"';
- $table_names = $db->queryCol($query, null, 2);
- if (PEAR::isError($table_names)) {
- return $table_names;
- }
- $result = array();
- foreach ($table_names as $table_name) {
- if (!$this->_fixSequenceName($table_name, true)) {
- $result[] = $table_name;
- }
- }
- if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
- $result = array_map(($db->options['field_case'] == CASE_LOWER ?
- 'strtolower' : 'strtoupper'), $result);
- }
- return $result;
- }
-
- // }}}
- // {{{ listTableFields()
-
- /**
- * list all fields in a table in the current database
- *
- * @param string $table name of table that should be used in method
- *
- * @return mixed array of field names on success, a MDB2 error on failure
- * @access public
- */
- function listTableFields($table)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $table = $db->quoteIdentifier($table, true);
- $columns = $db->queryCol("SELECT c.name
- FROM syscolumns c
- LEFT JOIN sysobjects o ON c.id = o.id
- WHERE o.name = '$table'");
- if (PEAR::isError($columns)) {
- return $columns;
- }
- if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
- $columns = array_map(($db->options['field_case'] == CASE_LOWER ? 'strtolower' : 'strtoupper'), $columns);
- }
- return $columns;
- }
-
- // }}}
- // {{{ listTableIndexes()
-
- /**
- * list all indexes in a table
- *
- * @param string $table name of table that should be used in method
- *
- * @return mixed array of index names on success, a MDB2 error on failure
- * @access public
- */
- function listTableIndexes($table)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $key_name = 'INDEX_NAME';
- $pk_name = 'PK_NAME';
- if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
- if ($db->options['field_case'] == CASE_LOWER) {
- $key_name = strtolower($key_name);
- $pk_name = strtolower($pk_name);
- } else {
- $key_name = strtoupper($key_name);
- $pk_name = strtoupper($pk_name);
- }
- }
- $table = $db->quote($table, 'text');
- $query = "EXEC sp_statistics @table_name=$table";
- $indexes = $db->queryCol($query, 'text', $key_name);
- if (PEAR::isError($indexes)) {
- return $indexes;
- }
- $query = "EXEC sp_pkeys @table_name=$table";
- $pk_all = $db->queryCol($query, 'text', $pk_name);
- $result = array();
- foreach ($indexes as $index) {
- if (!in_array($index, $pk_all) && ($index = $this->_fixIndexName($index))) {
- $result[$index] = true;
- }
- }
-
- if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
- $result = array_change_key_case($result, $db->options['field_case']);
- }
- return array_keys($result);
- }
-
- // }}}
- // {{{ listDatabases()
-
- /**
- * list all databases
- *
- * @return mixed array of database names on success, a MDB2 error on failure
- * @access public
- */
- function listDatabases()
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $result = $db->queryCol('SELECT name FROM sys.databases');
- if (PEAR::isError($result)) {
- return $result;
- }
- if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
- $result = array_map(($db->options['field_case'] == CASE_LOWER ? 'strtolower' : 'strtoupper'), $result);
- }
- return $result;
- }
-
- // }}}
- // {{{ listUsers()
-
- /**
- * list all users
- *
- * @return mixed array of user names on success, a MDB2 error on failure
- * @access public
- */
- function listUsers()
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $result = $db->queryCol('SELECT DISTINCT loginame FROM master..sysprocesses');
- if (PEAR::isError($result) || empty($result)) {
- return $result;
- }
- foreach (array_keys($result) as $k) {
- $result[$k] = trim($result[$k]);
- }
- return $result;
- }
-
- // }}}
- // {{{ listFunctions()
-
- /**
- * list all functions in the current database
- *
- * @return mixed array of function names on success, a MDB2 error on failure
- * @access public
- */
- function listFunctions()
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $query = "SELECT name
- FROM sysobjects
- WHERE objectproperty(id, N'IsMSShipped') = 0
- AND (objectproperty(id, N'IsTableFunction') = 1
- OR objectproperty(id, N'IsScalarFunction') = 1)";
- /*
- SELECT ROUTINE_NAME
- FROM INFORMATION_SCHEMA.ROUTINES
- WHERE ROUTINE_TYPE = 'FUNCTION'
- */
- $result = $db->queryCol($query);
- if (PEAR::isError($result)) {
- return $result;
- }
- if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
- $result = array_map(($db->options['field_case'] == CASE_LOWER ? 'strtolower' : 'strtoupper'), $result);
- }
- return $result;
- }
-
- // }}}
- // {{{ listTableTriggers()
-
- /**
- * list all triggers in the database that reference a given table
- *
- * @param string table for which all referenced triggers should be found
- *
- * @return mixed array of trigger names on success, otherwise, false which
- * could be a db error if the db is not instantiated or could
- * be the results of the error that occured during the
- * querying of the sysobject module.
- * @access public
- */
- function listTableTriggers($table = null)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $table = $db->quote($table, 'text');
- $query = "SELECT o.name
- FROM sysobjects o
- WHERE xtype = 'TR'
- AND OBJECTPROPERTY(o.id, 'IsMSShipped') = 0";
- if (!is_null($table)) {
- $query .= " AND object_name(parent_obj) = $table";
- }
-
- $result = $db->queryCol($query);
- if (PEAR::isError($result)) {
- return $result;
- }
-
- if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE &&
- $db->options['field_case'] == CASE_LOWER)
- {
- $result = array_map(($db->options['field_case'] == CASE_LOWER ?
- 'strtolower' : 'strtoupper'), $result);
- }
- return $result;
- }
-
- // }}}
- // {{{ listViews()
-
- /**
- * list all views in the current database
- *
- * @param string database, the current is default
- *
- * @return mixed array of view names on success, a MDB2 error on failure
- * @access public
- */
- function listViews()
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $query = "SELECT name
- FROM sysobjects
- WHERE xtype = 'V'";
- /*
- SELECT *
- FROM sysobjects
- WHERE objectproperty(id, N'IsMSShipped') = 0
- AND objectproperty(id, N'IsView') = 1
- */
-
- $result = $db->queryCol($query);
- if (PEAR::isError($result)) {
- return $result;
- }
-
- if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE &&
- $db->options['field_case'] == CASE_LOWER)
- {
- $result = array_map(($db->options['field_case'] == CASE_LOWER ?
- 'strtolower' : 'strtoupper'), $result);
- }
- return $result;
- }
-
- // }}}
- // {{{ dropIndex()
-
- /**
- * drop existing index
- *
- * @param string $table name of table that should be used in method
- * @param string $name name of the index to be dropped
- *
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- * @access public
- */
- function dropIndex($table, $name)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $table = $db->quoteIdentifier($table, true);
- $name = $db->quoteIdentifier($db->getIndexName($name), true);
- return $db->exec("DROP INDEX $table.$name");
- }
-
- // }}}
- // {{{ listTableConstraints()
-
- /**
- * list all constraints in a table
- *
- * @param string $table name of table that should be used in method
- *
- * @return mixed array of constraint names on success, a MDB2 error on failure
- * @access public
- */
- function listTableConstraints($table)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
- $table = $db->quoteIdentifier($table, true);
-
- $query = "SELECT c.constraint_name
- FROM INFORMATION_SCHEMA.TABLE_CONSTRAINTS c
- WHERE c.constraint_catalog = DB_NAME()
- AND c.table_name = '$table'";
- $constraints = $db->queryCol($query);
- if (PEAR::isError($constraints)) {
- return $constraints;
- }
-
- $result = array();
- foreach ($constraints as $constraint) {
- $constraint = $this->_fixIndexName($constraint);
- if (!empty($constraint)) {
- $result[$constraint] = true;
- }
- }
-
- if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
- $result = array_change_key_case($result, $db->options['field_case']);
- }
- return array_keys($result);
- }
-
- // }}}
- // {{{ createSequence()
-
- /**
- * create sequence
- *
- * @param string $seq_name name of the sequence to be created
- * @param string $start start value of the sequence; default is 1
- *
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- * @access public
- */
- function createSequence($seq_name, $start = 1)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $sequence_name = $db->quoteIdentifier($db->getSequenceName($seq_name), true);
- $seqcol_name = $db->quoteIdentifier($db->options['seqcol_name'], true);
- $query = "CREATE TABLE $sequence_name ($seqcol_name " .
- "INT PRIMARY KEY CLUSTERED IDENTITY($start,1) NOT NULL)";
-
- $res = $db->exec($query);
- if (PEAR::isError($res)) {
- return $res;
- }
-
- $query = "SET IDENTITY_INSERT $sequence_name ON ".
- "INSERT INTO $sequence_name ($seqcol_name) VALUES ($start)";
- $res = $db->exec($query);
-
- if (!PEAR::isError($res)) {
- return MDB2_OK;
- }
-
- $result = $db->exec("DROP TABLE $sequence_name");
- if (PEAR::isError($result)) {
- return $db->raiseError($result, null, null,
- 'could not drop inconsistent sequence table', __FUNCTION__);
- }
-
- return $db->raiseError($res, null, null,
- 'could not create sequence table', __FUNCTION__);
- }
-
- // }}}
- // {{{ dropSequence()
-
- /**
- * This function drops an existing sequence
- *
- * @param string $seq_name name of the sequence to be dropped
- *
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- * @access public
- */
- function dropSequence($seq_name)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $sequence_name = $db->quoteIdentifier($db->getSequenceName($seq_name), true);
- return $db->exec("DROP TABLE $sequence_name");
- }
-
- // }}}
- // {{{ listSequences()
-
- /**
- * list all sequences in the current database
- *
- * @return mixed array of sequence names on success, a MDB2 error on failure
- * @access public
- */
- function listSequences()
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $query = "SELECT name FROM sysobjects WHERE xtype = 'U'";
- $table_names = $db->queryCol($query);
- if (PEAR::isError($table_names)) {
- return $table_names;
- }
- $result = array();
- foreach ($table_names as $table_name) {
- if ($sqn = $this->_fixSequenceName($table_name, true)) {
- $result[] = $sqn;
- }
- }
- if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
- $result = array_map(($db->options['field_case'] == CASE_LOWER ?
- 'strtolower' : 'strtoupper'), $result);
- }
- return $result;
- }
-
- // }}}
-}
-
-// }}}
+<?php
+// +----------------------------------------------------------------------+
+// | PHP versions 4 and 5 |
+// +----------------------------------------------------------------------+
+// | Copyright (c) 1998-2008 Manuel Lemos, Tomas V.V.Cox, |
+// | Stig. S. Bakken, Lukas Smith |
+// | All rights reserved. |
+// +----------------------------------------------------------------------+
+// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
+// | API as well as database abstraction for PHP applications. |
+// | This LICENSE is in the BSD license style. |
+// | |
+// | Redistribution and use in source and binary forms, with or without |
+// | modification, are permitted provided that the following conditions |
+// | are met: |
+// | |
+// | Redistributions of source code must retain the above copyright |
+// | notice, this list of conditions and the following disclaimer. |
+// | |
+// | Redistributions in binary form must reproduce the above copyright |
+// | notice, this list of conditions and the following disclaimer in the |
+// | documentation and/or other materials provided with the distribution. |
+// | |
+// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
+// | Lukas Smith nor the names of his contributors may be used to endorse |
+// | or promote products derived from this software without specific prior|
+// | written permission. |
+// | |
+// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
+// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
+// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
+// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
+// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
+// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
+// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
+// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
+// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
+// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
+// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
+// | POSSIBILITY OF SUCH DAMAGE. |
+// +----------------------------------------------------------------------+
+// | Authors: Frank M. Kromann <frank@kromann.info> |
+// | David Coallier <davidc@php.net> |
+// | Lorenzo Alberton <l.alberton@quipo.it> |
+// +----------------------------------------------------------------------+
+//
+// $Id: mssql.php,v 1.109 2008/03/05 12:55:57 afz Exp $
+//
+
+require_once 'MDB2/Driver/Manager/Common.php';
+
+// {{{ class MDB2_Driver_Manager_mssql
+
+/**
+ * MDB2 MSSQL driver for the management modules
+ *
+ * @package MDB2
+ * @category Database
+ * @author Frank M. Kromann <frank@kromann.info>
+ * @author David Coallier <davidc@php.net>
+ * @author Lorenzo Alberton <l.alberton@quipo.it>
+ */
+class MDB2_Driver_Manager_mssql extends MDB2_Driver_Manager_Common
+{
+ // {{{ createDatabase()
+ /**
+ * create a new database
+ *
+ * @param string $name name of the database that should be created
+ * @param array $options array with collation info
+ *
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function createDatabase($name, $options = array())
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $name = $db->quoteIdentifier($name, true);
+ $query = "CREATE DATABASE $name";
+ if ($db->options['database_device']) {
+ $query.= ' ON '.$db->options['database_device'];
+ $query.= $db->options['database_size'] ? '=' .
+ $db->options['database_size'] : '';
+ }
+ if (!empty($options['collation'])) {
+ $query .= ' COLLATE ' . $options['collation'];
+ }
+ return $db->standaloneQuery($query, null, true);
+ }
+
+ // }}}
+ // {{{ alterDatabase()
+
+ /**
+ * alter an existing database
+ *
+ * @param string $name name of the database that is intended to be changed
+ * @param array $options array with name, collation info
+ *
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function alterDatabase($name, $options = array())
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $query = '';
+ if (!empty($options['name'])) {
+ $query .= ' MODIFY NAME = ' .$db->quoteIdentifier($options['name'], true);
+ }
+ if (!empty($options['collation'])) {
+ $query .= ' COLLATE ' . $options['collation'];
+ }
+ if (!empty($query)) {
+ $query = 'ALTER DATABASE '. $db->quoteIdentifier($name, true) . $query;
+ return $db->standaloneQuery($query, null, true);
+ }
+ return MDB2_OK;
+ }
+
+ // }}}
+ // {{{ dropDatabase()
+
+ /**
+ * drop an existing database
+ *
+ * @param string $name name of the database that should be dropped
+ *
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function dropDatabase($name)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $name = $db->quoteIdentifier($name, true);
+ return $db->standaloneQuery("DROP DATABASE $name", null, true);
+ }
+
+ // }}}
+ // {{{ _getTemporaryTableQuery()
+
+ /**
+ * Override the parent method.
+ *
+ * @return string The string required to be placed between "CREATE" and "TABLE"
+ * to generate a temporary table, if possible.
+ */
+ function _getTemporaryTableQuery()
+ {
+ return '';
+ }
+
+ // }}}
+ // {{{ _getAdvancedFKOptions()
+
+ /**
+ * Return the FOREIGN KEY query section dealing with non-standard options
+ * as MATCH, INITIALLY DEFERRED, ON UPDATE, ...
+ *
+ * @param array $definition
+ *
+ * @return string
+ * @access protected
+ */
+ function _getAdvancedFKOptions($definition)
+ {
+ $query = '';
+ if (!empty($definition['onupdate'])) {
+ $query .= ' ON UPDATE '.$definition['onupdate'];
+ }
+ if (!empty($definition['ondelete'])) {
+ $query .= ' ON DELETE '.$definition['ondelete'];
+ }
+ return $query;
+ }
+
+ // }}}
+ // {{{ createTable()
+
+ /**
+ * create a new table
+ *
+ * @param string $name Name of the database that should be created
+ * @param array $fields Associative array that contains the definition of each field of the new table
+ * The indexes of the array entries are the names of the fields of the table an
+ * the array entry values are associative arrays like those that are meant to be
+ * passed with the field definitions to get[Type]Declaration() functions.
+ *
+ * Example
+ * array(
+ *
+ * 'id' => array(
+ * 'type' => 'integer',
+ * 'unsigned' => 1,
+ * 'notnull' => 1,
+ * 'default' => 0,
+ * ),
+ * 'name' => array(
+ * 'type' => 'text',
+ * 'length' => 12,
+ * ),
+ * 'description' => array(
+ * 'type' => 'text',
+ * 'length' => 12,
+ * )
+ * );
+ * @param array $options An associative array of table options:
+ * array(
+ * 'comment' => 'Foo',
+ * 'temporary' => true|false,
+ * );
+ *
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function createTable($name, $fields, $options = array())
+ {
+ if (!empty($options['temporary'])) {
+ $name = '#'.$name;
+ }
+ return parent::createTable($name, $fields, $options);
+ }
+
+ // }}}
+ // {{{ truncateTable()
+
+ /**
+ * Truncate an existing table (if the TRUNCATE TABLE syntax is not supported,
+ * it falls back to a DELETE FROM TABLE query)
+ *
+ * @param string $name name of the table that should be truncated
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function truncateTable($name)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $name = $db->quoteIdentifier($name, true);
+ return $db->exec("TRUNCATE TABLE $name");
+ }
+
+ // }}}
+ // {{{ vacuum()
+
+ /**
+ * Optimize (vacuum) all the tables in the db (or only the specified table)
+ * and optionally run ANALYZE.
+ *
+ * @param string $table table name (all the tables if empty)
+ * @param array $options an array with driver-specific options:
+ * - timeout [int] (in seconds) [mssql-only]
+ * - analyze [boolean] [pgsql and mysql]
+ * - full [boolean] [pgsql-only]
+ * - freeze [boolean] [pgsql-only]
+ *
+ * NB: you have to run the NSControl Create utility to enable VACUUM
+ *
+ * @return mixed MDB2_OK success, a MDB2 error on failure
+ * @access public
+ */
+ function vacuum($table = null, $options = array())
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+ $timeout = isset($options['timeout']) ? (int)$options['timeout'] : 300;
+
+ $query = 'NSControl Create';
+ $result = $db->exec($query);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+
+ return $db->exec('EXEC NSVacuum '.$timeout);
+ }
+
+ // }}}
+ // {{{ alterTable()
+
+ /**
+ * alter an existing table
+ *
+ * @param string $name name of the table that is intended to be changed.
+ * @param array $changes associative array that contains the details of each type
+ * of change that is intended to be performed. The types of
+ * changes that are currently supported are defined as follows:
+ *
+ * name
+ *
+ * New name for the table.
+ *
+ * add
+ *
+ * Associative array with the names of fields to be added as
+ * indexes of the array. The value of each entry of the array
+ * should be set to another associative array with the properties
+ * of the fields to be added. The properties of the fields should
+ * be the same as defined by the MDB2 parser.
+ *
+ *
+ * remove
+ *
+ * Associative array with the names of fields to be removed as indexes
+ * of the array. Currently the values assigned to each entry are ignored.
+ * An empty array should be used for future compatibility.
+ *
+ * rename
+ *
+ * Associative array with the names of fields to be renamed as indexes
+ * of the array. The value of each entry of the array should be set to
+ * another associative array with the entry named name with the new
+ * field name and the entry named Declaration that is expected to contain
+ * the portion of the field declaration already in DBMS specific SQL code
+ * as it is used in the CREATE TABLE statement.
+ *
+ * change
+ *
+ * Associative array with the names of the fields to be changed as indexes
+ * of the array. Keep in mind that if it is intended to change either the
+ * name of a field and any other properties, the change array entries
+ * should have the new names of the fields as array indexes.
+ *
+ * The value of each entry of the array should be set to another associative
+ * array with the properties of the fields to that are meant to be changed as
+ * array entries. These entries should be assigned to the new values of the
+ * respective properties. The properties of the fields should be the same
+ * as defined by the MDB2 parser.
+ *
+ * Example
+ * array(
+ * 'name' => 'userlist',
+ * 'add' => array(
+ * 'quota' => array(
+ * 'type' => 'integer',
+ * 'unsigned' => 1
+ * )
+ * ),
+ * 'remove' => array(
+ * 'file_limit' => array(),
+ * 'time_limit' => array()
+ * ),
+ * 'change' => array(
+ * 'name' => array(
+ * 'length' => '20',
+ * 'definition' => array(
+ * 'type' => 'text',
+ * 'length' => 20,
+ * ),
+ * )
+ * ),
+ * 'rename' => array(
+ * 'sex' => array(
+ * 'name' => 'gender',
+ * 'definition' => array(
+ * 'type' => 'text',
+ * 'length' => 1,
+ * 'default' => 'M',
+ * ),
+ * )
+ * )
+ * )
+ *
+ * @param boolean $check indicates whether the function should just check if the DBMS driver
+ * can perform the requested table alterations if the value is true or
+ * actually perform them otherwise.
+ *
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function alterTable($name, $changes, $check)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+ $name_quoted = $db->quoteIdentifier($name, true);
+
+ foreach ($changes as $change_name => $change) {
+ switch ($change_name) {
+ case 'remove':
+ case 'rename':
+ case 'add':
+ case 'change':
+ case 'name':
+ break;
+ default:
+ return $db->raiseError(MDB2_ERROR_CANNOT_ALTER, null, null,
+ 'change type "'.$change_name.'" not yet supported', __FUNCTION__);
+ }
+ }
+
+ if ($check) {
+ return MDB2_OK;
+ }
+
+ $idxname_format = $db->getOption('idxname_format');
+ $db->setOption('idxname_format', '%s');
+
+ if (!empty($changes['remove']) && is_array($changes['remove'])) {
+ $result = $this->_dropConflictingIndices($name, array_keys($changes['remove']));
+ if (PEAR::isError($result)) {
+ $db->setOption('idxname_format', $idxname_format);
+ return $result;
+ }
+ $result = $this->_dropConflictingConstraints($name, array_keys($changes['remove']));
+ if (PEAR::isError($result)) {
+ $db->setOption('idxname_format', $idxname_format);
+ return $result;
+ }
+
+ $query = '';
+ foreach ($changes['remove'] as $field_name => $field) {
+ if ($query) {
+ $query.= ', ';
+ }
+ $field_name = $db->quoteIdentifier($field_name, true);
+ $query.= 'COLUMN ' . $field_name;
+ }
+
+ $result = $db->exec("ALTER TABLE $name_quoted DROP $query");
+ if (PEAR::isError($result)) {
+ $db->setOption('idxname_format', $idxname_format);
+ return $result;
+ }
+ }
+
+ if (!empty($changes['rename']) && is_array($changes['rename'])) {
+ foreach ($changes['rename'] as $field_name => $field) {
+ $field_name = $db->quoteIdentifier($field_name, true);
+ $result = $db->exec("sp_rename '$name_quoted.$field_name', '".$field['name']."', 'COLUMN'");
+ if (PEAR::isError($result)) {
+ $db->setOption('idxname_format', $idxname_format);
+ return $result;
+ }
+ }
+ }
+
+ if (!empty($changes['add']) && is_array($changes['add'])) {
+ $query = '';
+ foreach ($changes['add'] as $field_name => $field) {
+ if ($query) {
+ $query.= ', ';
+ } else {
+ $query.= 'ADD ';
+ }
+ $query.= $db->getDeclaration($field['type'], $field_name, $field);
+ }
+
+ $result = $db->exec("ALTER TABLE $name_quoted $query");
+ if (PEAR::isError($result)) {
+ $db->setOption('idxname_format', $idxname_format);
+ return $result;
+ }
+ }
+
+ $dropped_indices = array();
+ $dropped_constraints = array();
+
+ if (!empty($changes['change']) && is_array($changes['change'])) {
+ $dropped = $this->_dropConflictingIndices($name, array_keys($changes['change']));
+ if (PEAR::isError($dropped)) {
+ $db->setOption('idxname_format', $idxname_format);
+ return $dropped;
+ }
+ $dropped_indices = array_merge($dropped_indices, $dropped);
+ $dropped = $this->_dropConflictingConstraints($name, array_keys($changes['change']));
+ if (PEAR::isError($dropped)) {
+ $db->setOption('idxname_format', $idxname_format);
+ return $dropped;
+ }
+ $dropped_constraints = array_merge($dropped_constraints, $dropped);
+
+ foreach ($changes['change'] as $field_name => $field) {
+ //MSSQL doesn't allow multiple ALTER COLUMNs in one query
+ $query = 'ALTER COLUMN ';
+
+ //MSSQL doesn't allow changing the DEFAULT value of a field in altering mode
+ if (array_key_exists('default', $field['definition'])) {
+ unset($field['definition']['default']);
+ }
+
+ $query .= $db->getDeclaration($field['definition']['type'], $field_name, $field['definition']);
+ $result = $db->exec("ALTER TABLE $name_quoted $query");
+ if (PEAR::isError($result)) {
+ $db->setOption('idxname_format', $idxname_format);
+ return $result;
+ }
+ }
+ }
+
+ // restore the dropped conflicting indices and constraints
+ foreach ($dropped_indices as $index_name => $index) {
+ $result = $this->createIndex($name, $index_name, $index);
+ if (PEAR::isError($result)) {
+ $db->setOption('idxname_format', $idxname_format);
+ return $result;
+ }
+ }
+ foreach ($dropped_constraints as $constraint_name => $constraint) {
+ $result = $this->createConstraint($name, $constraint_name, $constraint);
+ if (PEAR::isError($result)) {
+ $db->setOption('idxname_format', $idxname_format);
+ return $result;
+ }
+ }
+
+ $db->setOption('idxname_format', $idxname_format);
+
+ if (!empty($changes['name'])) {
+ $new_name = $db->quoteIdentifier($changes['name'], true);
+ $result = $db->exec("sp_rename '$name_quoted', '$new_name'");
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ }
+
+ return MDB2_OK;
+ }
+
+ // }}}
+ // {{{ _dropConflictingIndices()
+
+ /**
+ * Drop the indices that prevent a successful ALTER TABLE action
+ *
+ * @param string $table table name
+ * @param array $fields array of names of the fields affected by the change
+ *
+ * @return array dropped indices definitions
+ */
+ function _dropConflictingIndices($table, $fields)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $dropped = array();
+ $index_names = $this->listTableIndexes($table);
+ if (PEAR::isError($index_names)) {
+ return $index_names;
+ }
+ $db->loadModule('Reverse');
+ $indexes = array();
+ foreach ($index_names as $index_name) {
+ $idx_def = $db->reverse->getTableIndexDefinition($table, $index_name);
+ if (!PEAR::isError($idx_def)) {
+ $indexes[$index_name] = $idx_def;
+ }
+ }
+ foreach ($fields as $field_name) {
+ foreach ($indexes as $index_name => $index) {
+ if (!isset($dropped[$index_name]) && array_key_exists($field_name, $index['fields'])) {
+ $dropped[$index_name] = $index;
+ $result = $this->dropIndex($table, $index_name);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ }
+ }
+ }
+
+ return $dropped;
+ }
+
+ // }}}
+ // {{{ _dropConflictingConstraints()
+
+ /**
+ * Drop the constraints that prevent a successful ALTER TABLE action
+ *
+ * @param string $table table name
+ * @param array $fields array of names of the fields affected by the change
+ *
+ * @return array dropped constraints definitions
+ */
+ function _dropConflictingConstraints($table, $fields)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $dropped = array();
+ $constraint_names = $this->listTableConstraints($table);
+ if (PEAR::isError($constraint_names)) {
+ return $constraint_names;
+ }
+ $db->loadModule('Reverse');
+ $constraints = array();
+ foreach ($constraint_names as $constraint_name) {
+ $cons_def = $db->reverse->getTableConstraintDefinition($table, $constraint_name);
+ if (!PEAR::isError($cons_def)) {
+ $constraints[$constraint_name] = $cons_def;
+ }
+ }
+ foreach ($fields as $field_name) {
+ foreach ($constraints as $constraint_name => $constraint) {
+ if (!isset($dropped[$constraint_name]) && array_key_exists($field_name, $constraint['fields'])) {
+ $dropped[$constraint_name] = $constraint;
+ $result = $this->dropConstraint($table, $constraint_name);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ }
+ }
+ // also drop implicit DEFAULT constraints
+ $default = $this->_getTableFieldDefaultConstraint($table, $field_name);
+ if (!PEAR::isError($default) && !empty($default)) {
+ $result = $this->dropConstraint($table, $default);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ }
+ }
+
+ return $dropped;
+ }
+
+ // }}}
+ // {{{ _getTableFieldDefaultConstraint()
+
+ /**
+ * Get the default constraint for a table field
+ *
+ * @param string $table name of table that should be used in method
+ * @param string $field name of field that should be used in method
+ *
+ * @return mixed name of default constraint on success, a MDB2 error on failure
+ * @access private
+ */
+ function _getTableFieldDefaultConstraint($table, $field)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $table = $db->quoteIdentifier($table, true);
+ $field = $db->quote($field, 'text');
+ $query = "SELECT OBJECT_NAME(syscolumns.cdefault)
+ FROM syscolumns
+ WHERE syscolumns.id = object_id('$table')
+ AND syscolumns.name = $field
+ AND syscolumns.cdefault <> 0";
+ return $db->queryOne($query);
+ }
+
+ // }}}
+ // {{{ listTables()
+
+ /**
+ * list all tables in the current database
+ *
+ * @return mixed array of table names on success, a MDB2 error on failure
+ * @access public
+ */
+ function listTables()
+ {
+ $db =& $this->getDBInstance();
+
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $query = 'EXEC sp_tables @table_type = "\'TABLE\'"';
+ $table_names = $db->queryCol($query, null, 2);
+ if (PEAR::isError($table_names)) {
+ return $table_names;
+ }
+ $result = array();
+ foreach ($table_names as $table_name) {
+ if (!$this->_fixSequenceName($table_name, true)) {
+ $result[] = $table_name;
+ }
+ }
+ if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
+ $result = array_map(($db->options['field_case'] == CASE_LOWER ?
+ 'strtolower' : 'strtoupper'), $result);
+ }
+ return $result;
+ }
+
+ // }}}
+ // {{{ listTableFields()
+
+ /**
+ * list all fields in a table in the current database
+ *
+ * @param string $table name of table that should be used in method
+ *
+ * @return mixed array of field names on success, a MDB2 error on failure
+ * @access public
+ */
+ function listTableFields($table)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $table = $db->quoteIdentifier($table, true);
+ $columns = $db->queryCol("SELECT c.name
+ FROM syscolumns c
+ LEFT JOIN sysobjects o ON c.id = o.id
+ WHERE o.name = '$table'");
+ if (PEAR::isError($columns)) {
+ return $columns;
+ }
+ if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
+ $columns = array_map(($db->options['field_case'] == CASE_LOWER ? 'strtolower' : 'strtoupper'), $columns);
+ }
+ return $columns;
+ }
+
+ // }}}
+ // {{{ listTableIndexes()
+
+ /**
+ * list all indexes in a table
+ *
+ * @param string $table name of table that should be used in method
+ *
+ * @return mixed array of index names on success, a MDB2 error on failure
+ * @access public
+ */
+ function listTableIndexes($table)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $key_name = 'INDEX_NAME';
+ $pk_name = 'PK_NAME';
+ if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
+ if ($db->options['field_case'] == CASE_LOWER) {
+ $key_name = strtolower($key_name);
+ $pk_name = strtolower($pk_name);
+ } else {
+ $key_name = strtoupper($key_name);
+ $pk_name = strtoupper($pk_name);
+ }
+ }
+ $table = $db->quote($table, 'text');
+ $query = "EXEC sp_statistics @table_name=$table";
+ $indexes = $db->queryCol($query, 'text', $key_name);
+ if (PEAR::isError($indexes)) {
+ return $indexes;
+ }
+ $query = "EXEC sp_pkeys @table_name=$table";
+ $pk_all = $db->queryCol($query, 'text', $pk_name);
+ $result = array();
+ foreach ($indexes as $index) {
+ if (!in_array($index, $pk_all) && ($index = $this->_fixIndexName($index))) {
+ $result[$index] = true;
+ }
+ }
+
+ if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
+ $result = array_change_key_case($result, $db->options['field_case']);
+ }
+ return array_keys($result);
+ }
+
+ // }}}
+ // {{{ listDatabases()
+
+ /**
+ * list all databases
+ *
+ * @return mixed array of database names on success, a MDB2 error on failure
+ * @access public
+ */
+ function listDatabases()
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $result = $db->queryCol('SELECT name FROM sys.databases');
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
+ $result = array_map(($db->options['field_case'] == CASE_LOWER ? 'strtolower' : 'strtoupper'), $result);
+ }
+ return $result;
+ }
+
+ // }}}
+ // {{{ listUsers()
+
+ /**
+ * list all users
+ *
+ * @return mixed array of user names on success, a MDB2 error on failure
+ * @access public
+ */
+ function listUsers()
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $result = $db->queryCol('SELECT DISTINCT loginame FROM master..sysprocesses');
+ if (PEAR::isError($result) || empty($result)) {
+ return $result;
+ }
+ foreach (array_keys($result) as $k) {
+ $result[$k] = trim($result[$k]);
+ }
+ return $result;
+ }
+
+ // }}}
+ // {{{ listFunctions()
+
+ /**
+ * list all functions in the current database
+ *
+ * @return mixed array of function names on success, a MDB2 error on failure
+ * @access public
+ */
+ function listFunctions()
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $query = "SELECT name
+ FROM sysobjects
+ WHERE objectproperty(id, N'IsMSShipped') = 0
+ AND (objectproperty(id, N'IsTableFunction') = 1
+ OR objectproperty(id, N'IsScalarFunction') = 1)";
+ /*
+ SELECT ROUTINE_NAME
+ FROM INFORMATION_SCHEMA.ROUTINES
+ WHERE ROUTINE_TYPE = 'FUNCTION'
+ */
+ $result = $db->queryCol($query);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
+ $result = array_map(($db->options['field_case'] == CASE_LOWER ? 'strtolower' : 'strtoupper'), $result);
+ }
+ return $result;
+ }
+
+ // }}}
+ // {{{ listTableTriggers()
+
+ /**
+ * list all triggers in the database that reference a given table
+ *
+ * @param string table for which all referenced triggers should be found
+ *
+ * @return mixed array of trigger names on success, otherwise, false which
+ * could be a db error if the db is not instantiated or could
+ * be the results of the error that occured during the
+ * querying of the sysobject module.
+ * @access public
+ */
+ function listTableTriggers($table = null)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $table = $db->quote($table, 'text');
+ $query = "SELECT o.name
+ FROM sysobjects o
+ WHERE xtype = 'TR'
+ AND OBJECTPROPERTY(o.id, 'IsMSShipped') = 0";
+ if (!is_null($table)) {
+ $query .= " AND object_name(parent_obj) = $table";
+ }
+
+ $result = $db->queryCol($query);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+
+ if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE &&
+ $db->options['field_case'] == CASE_LOWER)
+ {
+ $result = array_map(($db->options['field_case'] == CASE_LOWER ?
+ 'strtolower' : 'strtoupper'), $result);
+ }
+ return $result;
+ }
+
+ // }}}
+ // {{{ listViews()
+
+ /**
+ * list all views in the current database
+ *
+ * @param string database, the current is default
+ *
+ * @return mixed array of view names on success, a MDB2 error on failure
+ * @access public
+ */
+ function listViews()
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $query = "SELECT name
+ FROM sysobjects
+ WHERE xtype = 'V'";
+ /*
+ SELECT *
+ FROM sysobjects
+ WHERE objectproperty(id, N'IsMSShipped') = 0
+ AND objectproperty(id, N'IsView') = 1
+ */
+
+ $result = $db->queryCol($query);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+
+ if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE &&
+ $db->options['field_case'] == CASE_LOWER)
+ {
+ $result = array_map(($db->options['field_case'] == CASE_LOWER ?
+ 'strtolower' : 'strtoupper'), $result);
+ }
+ return $result;
+ }
+
+ // }}}
+ // {{{ dropIndex()
+
+ /**
+ * drop existing index
+ *
+ * @param string $table name of table that should be used in method
+ * @param string $name name of the index to be dropped
+ *
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function dropIndex($table, $name)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $table = $db->quoteIdentifier($table, true);
+ $name = $db->quoteIdentifier($db->getIndexName($name), true);
+ return $db->exec("DROP INDEX $table.$name");
+ }
+
+ // }}}
+ // {{{ listTableConstraints()
+
+ /**
+ * list all constraints in a table
+ *
+ * @param string $table name of table that should be used in method
+ *
+ * @return mixed array of constraint names on success, a MDB2 error on failure
+ * @access public
+ */
+ function listTableConstraints($table)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+ $table = $db->quoteIdentifier($table, true);
+
+ $query = "SELECT c.constraint_name
+ FROM INFORMATION_SCHEMA.TABLE_CONSTRAINTS c
+ WHERE c.constraint_catalog = DB_NAME()
+ AND c.table_name = '$table'";
+ $constraints = $db->queryCol($query);
+ if (PEAR::isError($constraints)) {
+ return $constraints;
+ }
+
+ $result = array();
+ foreach ($constraints as $constraint) {
+ $constraint = $this->_fixIndexName($constraint);
+ if (!empty($constraint)) {
+ $result[$constraint] = true;
+ }
+ }
+
+ if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
+ $result = array_change_key_case($result, $db->options['field_case']);
+ }
+ return array_keys($result);
+ }
+
+ // }}}
+ // {{{ createSequence()
+
+ /**
+ * create sequence
+ *
+ * @param string $seq_name name of the sequence to be created
+ * @param string $start start value of the sequence; default is 1
+ *
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function createSequence($seq_name, $start = 1)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $sequence_name = $db->quoteIdentifier($db->getSequenceName($seq_name), true);
+ $seqcol_name = $db->quoteIdentifier($db->options['seqcol_name'], true);
+ $query = "CREATE TABLE $sequence_name ($seqcol_name " .
+ "INT PRIMARY KEY CLUSTERED IDENTITY($start,1) NOT NULL)";
+
+ $res = $db->exec($query);
+ if (PEAR::isError($res)) {
+ return $res;
+ }
+
+ $query = "SET IDENTITY_INSERT $sequence_name ON ".
+ "INSERT INTO $sequence_name ($seqcol_name) VALUES ($start)";
+ $res = $db->exec($query);
+
+ if (!PEAR::isError($res)) {
+ return MDB2_OK;
+ }
+
+ $result = $db->exec("DROP TABLE $sequence_name");
+ if (PEAR::isError($result)) {
+ return $db->raiseError($result, null, null,
+ 'could not drop inconsistent sequence table', __FUNCTION__);
+ }
+
+ return $db->raiseError($res, null, null,
+ 'could not create sequence table', __FUNCTION__);
+ }
+
+ // }}}
+ // {{{ dropSequence()
+
+ /**
+ * This function drops an existing sequence
+ *
+ * @param string $seq_name name of the sequence to be dropped
+ *
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function dropSequence($seq_name)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $sequence_name = $db->quoteIdentifier($db->getSequenceName($seq_name), true);
+ return $db->exec("DROP TABLE $sequence_name");
+ }
+
+ // }}}
+ // {{{ listSequences()
+
+ /**
+ * list all sequences in the current database
+ *
+ * @return mixed array of sequence names on success, a MDB2 error on failure
+ * @access public
+ */
+ function listSequences()
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $query = "SELECT name FROM sysobjects WHERE xtype = 'U'";
+ $table_names = $db->queryCol($query);
+ if (PEAR::isError($table_names)) {
+ return $table_names;
+ }
+ $result = array();
+ foreach ($table_names as $table_name) {
+ if ($sqn = $this->_fixSequenceName($table_name, true)) {
+ $result[] = $sqn;
+ }
+ }
+ if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
+ $result = array_map(($db->options['field_case'] == CASE_LOWER ?
+ 'strtolower' : 'strtoupper'), $result);
+ }
+ return $result;
+ }
+
+ // }}}
+}
+
+// }}}
?> \ No newline at end of file
diff --git a/program/lib/MDB2/Driver/Manager/mysql.php b/program/lib/MDB2/Driver/Manager/mysql.php
index 84109be27..a055d8d01 100644
--- a/program/lib/MDB2/Driver/Manager/mysql.php
+++ b/program/lib/MDB2/Driver/Manager/mysql.php
@@ -2,7 +2,7 @@
// +----------------------------------------------------------------------+
// | PHP versions 4 and 5 |
// +----------------------------------------------------------------------+
-// | Copyright (c) 1998-2007 Manuel Lemos, Tomas V.V.Cox, |
+// | Copyright (c) 1998-2008 Manuel Lemos, Tomas V.V.Cox, |
// | Stig. S. Bakken, Lukas Smith |
// | All rights reserved. |
// +----------------------------------------------------------------------+
@@ -42,7 +42,7 @@
// | Author: Lukas Smith <smith@pooteeweet.org> |
// +----------------------------------------------------------------------+
//
-// $Id: mysql.php,v 1.100 2007/12/03 20:59:15 quipo Exp $
+// $Id: mysql.php,v 1.108 2008/03/11 19:58:12 quipo Exp $
//
require_once 'MDB2/Driver/Manager/Common.php';
@@ -79,16 +79,41 @@ class MDB2_Driver_Manager_mysql extends MDB2_Driver_Manager_Common
$name = $db->quoteIdentifier($name, true);
$query = 'CREATE DATABASE ' . $name;
if (!empty($options['charset'])) {
- $query .= ' DEFAULT CHARACTER SET ' . $options['charset'];
+ $query .= ' DEFAULT CHARACTER SET ' . $db->quote($options['charset'], 'text');
}
if (!empty($options['collation'])) {
- $query .= ' COLLATE ' . $options['collation'];
+ $query .= ' COLLATE ' . $db->quote($options['collation'], 'text');
}
- $result = $db->exec($query);
- if (PEAR::isError($result)) {
- return $result;
+ return $db->standaloneQuery($query, null, true);
+ }
+
+ // }}}
+ // {{{ alterDatabase()
+
+ /**
+ * alter an existing database
+ *
+ * @param string $name name of the database that is intended to be changed
+ * @param array $options array with charset, collation info
+ *
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function alterDatabase($name, $options = array())
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
}
- return MDB2_OK;
+
+ $query = 'ALTER DATABASE '. $db->quoteIdentifier($name, true);
+ if (!empty($options['charset'])) {
+ $query .= ' DEFAULT CHARACTER SET ' . $db->quote($options['charset'], 'text');
+ }
+ if (!empty($options['collation'])) {
+ $query .= ' COLLATE ' . $db->quote($options['collation'], 'text');
+ }
+ return $db->standaloneQuery($query, null, true);
}
// }}}
@@ -110,11 +135,7 @@ class MDB2_Driver_Manager_mysql extends MDB2_Driver_Manager_Common
$name = $db->quoteIdentifier($name, true);
$query = "DROP DATABASE $name";
- $result = $db->exec($query);
- if (PEAR::isError($result)) {
- return $result;
- }
- return MDB2_OK;
+ return $db->standaloneQuery($query, null, true);
}
// }}}
@@ -188,11 +209,37 @@ class MDB2_Driver_Manager_mysql extends MDB2_Driver_Manager_Common
return $db;
}
+ // if we have an AUTO_INCREMENT column and a PK on more than one field,
+ // we have to handle it differently...
+ $autoincrement = null;
+ if (empty($options['primary'])) {
+ $pk_fields = array();
+ foreach ($fields as $fieldname => $def) {
+ if (!empty($def['primary'])) {
+ $pk_fields[$fieldname] = true;
+ }
+ if (!empty($def['autoincrement'])) {
+ $autoincrement = $fieldname;
+ }
+ }
+ if (!is_null($autoincrement) && count($pk_fields) > 1) {
+ $options['primary'] = $pk_fields;
+ } else {
+ // the PK constraint is on max one field => OK
+ $autoincrement = null;
+ }
+ }
+
$query = $this->_getCreateTableQuery($name, $fields, $options);
if (PEAR::isError($query)) {
return $query;
}
+ if (!is_null($autoincrement)) {
+ // we have to remove the PK clause added by _getIntegerDeclaration()
+ $query = str_replace('AUTO_INCREMENT PRIMARY KEY', 'AUTO_INCREMENT', $query);
+ }
+
$options_strings = array();
if (!empty($options['comment'])) {
@@ -227,6 +274,112 @@ class MDB2_Driver_Manager_mysql extends MDB2_Driver_Manager_Common
}
// }}}
+ // {{{ dropTable()
+
+ /**
+ * drop an existing table
+ *
+ * @param string $name name of the table that should be dropped
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function dropTable($name)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ //delete the triggers associated to existing FK constraints
+ $constraints = $this->listTableConstraints($name);
+ if (!PEAR::isError($constraints) && !empty($constraints)) {
+ $db->loadModule('Reverse', null, true);
+ foreach ($constraints as $constraint) {
+ $definition = $db->reverse->getTableConstraintDefinition($name, $constraint);
+ if (!PEAR::isError($definition) && !empty($definition['foreign'])) {
+ $result = $this->_dropFKTriggers($name, $constraint, $definition['references']['table']);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ }
+ }
+ }
+
+ return parent::dropTable($name);
+ }
+
+ // }}}
+ // {{{ truncateTable()
+
+ /**
+ * Truncate an existing table (if the TRUNCATE TABLE syntax is not supported,
+ * it falls back to a DELETE FROM TABLE query)
+ *
+ * @param string $name name of the table that should be truncated
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function truncateTable($name)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $name = $db->quoteIdentifier($name, true);
+ return $db->exec("TRUNCATE TABLE $name");
+ }
+
+ // }}}
+ // {{{ vacuum()
+
+ /**
+ * Optimize (vacuum) all the tables in the db (or only the specified table)
+ * and optionally run ANALYZE.
+ *
+ * @param string $table table name (all the tables if empty)
+ * @param array $options an array with driver-specific options:
+ * - timeout [int] (in seconds) [mssql-only]
+ * - analyze [boolean] [pgsql and mysql]
+ * - full [boolean] [pgsql-only]
+ * - freeze [boolean] [pgsql-only]
+ *
+ * @return mixed MDB2_OK success, a MDB2 error on failure
+ * @access public
+ */
+ function vacuum($table = null, $options = array())
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ if (empty($table)) {
+ $table = $this->listTables();
+ if (PEAR::isError($table)) {
+ return $table;
+ }
+ }
+ if (is_array($table)) {
+ foreach (array_keys($table) as $k) {
+ $table[$k] = $db->quoteIdentifier($table[$k], true);
+ }
+ $table = implode(', ', $table);
+ } else {
+ $table = $db->quoteIdentifier($table, true);
+ }
+
+ $result = $db->exec('OPTIMIZE TABLE '.$table);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ if (!empty($options['analyze'])) {
+ return $db->exec('ANALYZE TABLE '.$table);
+ }
+ return MDB2_OK;
+ }
+
+ // }}}
// {{{ alterTable()
/**
@@ -629,33 +782,34 @@ class MDB2_Driver_Manager_mysql extends MDB2_Driver_Manager_Common
* Get the stucture of a field into an array
*
* @author Leoncx
- * @param string $table name of the table on which the index is to be created
- * @param string $name name of the index to be created
- * @param array $definition associative array that defines properties of the index to be created.
- * Currently, only one property named FIELDS is supported. This property
- * is also an associative with the names of the index fields as array
- * indexes. Each entry of this array is set to another type of associative
- * array that specifies properties of the index that are specific to
- * each field.
+ * @param string $table name of the table on which the index is to be created
+ * @param string $name name of the index to be created
+ * @param array $definition associative array that defines properties of the index to be created.
+ * Currently, only one property named FIELDS is supported. This property
+ * is also an associative with the names of the index fields as array
+ * indexes. Each entry of this array is set to another type of associative
+ * array that specifies properties of the index that are specific to
+ * each field.
*
- * Currently, only the sorting property is supported. It should be used
- * to define the sorting direction of the index. It may be set to either
- * ascending or descending.
+ * Currently, only the sorting property is supported. It should be used
+ * to define the sorting direction of the index. It may be set to either
+ * ascending or descending.
*
- * Not all DBMS support index sorting direction configuration. The DBMS
- * drivers of those that do not support it ignore this property. Use the
- * function supports() to determine whether the DBMS driver can manage indexes.
+ * Not all DBMS support index sorting direction configuration. The DBMS
+ * drivers of those that do not support it ignore this property. Use the
+ * function supports() to determine whether the DBMS driver can manage indexes.
*
- * Example
- * array(
- * 'fields' => array(
- * 'user_name' => array(
- * 'sorting' => 'ascending'
- * 'length' => 10
- * ),
- * 'last_login' => array()
- * )
+ * Example
+ * array(
+ * 'fields' => array(
+ * 'user_name' => array(
+ * 'sorting' => 'ascending'
+ * 'length' => 10
+ * ),
+ * 'last_login' => array()
* )
+ * )
+ *
* @return mixed MDB2_OK on success, a MDB2 error on failure
* @access public
*/
@@ -800,10 +954,10 @@ class MDB2_Driver_Manager_mysql extends MDB2_Driver_Manager_Common
'invalid definition, could not create constraint', __FUNCTION__);
}
- $table = $db->quoteIdentifier($table, true);
- $query = "ALTER TABLE $table ADD $type $name";
+ $table_quoted = $db->quoteIdentifier($table, true);
+ $query = "ALTER TABLE $table_quoted ADD $type $name";
if (!empty($definition['foreign'])) {
- $query .= ' FOREIGN KEY ';
+ $query .= ' FOREIGN KEY';
}
$fields = array();
foreach (array_keys($definition['fields']) as $field) {
@@ -819,7 +973,14 @@ class MDB2_Driver_Manager_mysql extends MDB2_Driver_Manager_Common
$query .= ' ('. implode(', ', $referenced_fields) . ')';
$query .= $this->_getAdvancedFKOptions($definition);
}
- return $db->exec($query);
+ $res = $db->exec($query);
+ if (PEAR::isError($res)) {
+ return $res;
+ }
+ if (!empty($definition['foreign'])) {
+ return $this->_createFKTriggers($table, array($name => $definition));
+ }
+ return MDB2_OK;
}
// }}}
@@ -841,17 +1002,211 @@ class MDB2_Driver_Manager_mysql extends MDB2_Driver_Manager_Common
return $db;
}
- $table = $db->quoteIdentifier($table, true);
if ($primary || strtolower($name) == 'primary') {
- $query = "ALTER TABLE $table DROP PRIMARY KEY";
- } else {
+ $query = 'ALTER TABLE '. $db->quoteIdentifier($table, true) .' DROP PRIMARY KEY';
+ return $db->exec($query);
+ }
+
+ //is it a FK constraint? If so, also delete the associated triggers
+ $db->loadModule('Reverse', null, true);
+ $definition = $db->reverse->getTableConstraintDefinition($table, $name);
+ if (!PEAR::isError($definition) && !empty($definition['foreign'])) {
+ //first drop the FK enforcing triggers
+ $result = $this->_dropFKTriggers($table, $name, $definition['references']['table']);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ //then drop the constraint itself
+ $table = $db->quoteIdentifier($table, true);
$name = $db->quoteIdentifier($db->getIndexName($name), true);
- $query = "ALTER TABLE $table DROP INDEX $name";
+ $query = "ALTER TABLE $table DROP FOREIGN KEY $name";
+ return $db->exec($query);
}
+
+ $table = $db->quoteIdentifier($table, true);
+ $name = $db->quoteIdentifier($db->getIndexName($name), true);
+ $query = "ALTER TABLE $table DROP INDEX $name";
return $db->exec($query);
}
// }}}
+ // {{{ _createFKTriggers()
+
+ /**
+ * Create triggers to enforce the FOREIGN KEY constraint on the table
+ *
+ * NB: since there's no RAISE_APPLICATION_ERROR facility in mysql,
+ * we call a non-existent procedure to raise the FK violation message.
+ * @see http://forums.mysql.com/read.php?99,55108,71877#msg-71877
+ *
+ * @param string $table table name
+ * @param array $foreign_keys FOREIGN KEY definitions
+ *
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access private
+ */
+ function _createFKTriggers($table, $foreign_keys)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+ // create triggers to enforce FOREIGN KEY constraints
+ if ($db->supports('triggers') && !empty($foreign_keys)) {
+ $table = $db->quoteIdentifier($table, true);
+ foreach ($foreign_keys as $fkname => $fkdef) {
+ if (empty($fkdef)) {
+ continue;
+ }
+ //set actions to 'RESTRICT' if not set
+ $fkdef['onupdate'] = empty($fkdef['onupdate']) ? 'RESTRICT' : strtoupper($fkdef['onupdate']);
+ $fkdef['ondelete'] = empty($fkdef['ondelete']) ? 'RESTRICT' : strtoupper($fkdef['ondelete']);
+
+ $trigger_names = array(
+ 'insert' => $fkname.'_insert_trg',
+ 'update' => $fkname.'_update_trg',
+ 'pk_update' => $fkname.'_pk_update_trg',
+ 'pk_delete' => $fkname.'_pk_delete_trg',
+ );
+ $table_fields = array_keys($fkdef['fields']);
+ $referenced_fields = array_keys($fkdef['references']['fields']);
+
+ //create the ON [UPDATE|DELETE] triggers on the primary table
+ $restrict_action = ' IF (SELECT ';
+ $aliased_fields = array();
+ foreach ($table_fields as $field) {
+ $aliased_fields[] = $table .'.'.$field .' AS '.$field;
+ }
+ $restrict_action .= implode(',', $aliased_fields)
+ .' FROM '.$table
+ .' WHERE ';
+ $conditions = array();
+ $new_values = array();
+ $null_values = array();
+ for ($i=0; $i<count($table_fields); $i++) {
+ $conditions[] = $table_fields[$i] .' = OLD.'.$referenced_fields[$i];
+ $new_values[] = $table_fields[$i] .' = NEW.'.$referenced_fields[$i];
+ $null_values[] = $table_fields[$i] .' = NULL';
+ }
+ $restrict_action .= implode(' AND ', $conditions).') IS NOT NULL'
+ .' THEN CALL %s_ON_TABLE_'.$table.'_VIOLATES_FOREIGN_KEY_CONSTRAINT();'
+ .' END IF;';
+
+ $cascade_action_update = 'UPDATE '.$table.' SET '.implode(', ', $new_values) .' WHERE '.implode(' AND ', $conditions). ';';
+ $cascade_action_delete = 'DELETE FROM '.$table.' WHERE '.implode(' AND ', $conditions). ';';
+ $setnull_action = 'UPDATE '.$table.' SET '.implode(', ', $null_values).' WHERE '.implode(' AND ', $conditions). ';';
+
+ if ('SET DEFAULT' == $fkdef['onupdate'] || 'SET DEFAULT' == $fkdef['ondelete']) {
+ $db->loadModule('Reverse', null, true);
+ $default_values = array();
+ foreach ($table_fields as $table_field) {
+ $field_definition = $db->reverse->getTableFieldDefinition($table, $field);
+ if (PEAR::isError($field_definition)) {
+ return $field_definition;
+ }
+ $default_values[] = $table_field .' = '. $field_definition[0]['default'];
+ }
+ $setdefault_action = 'UPDATE '.$table.' SET '.implode(', ', $default_values).' WHERE '.implode(' AND ', $conditions). ';';
+ }
+
+ $query = 'CREATE TRIGGER %s'
+ .' %s ON '.$fkdef['references']['table']
+ .' FOR EACH ROW BEGIN '
+ .' SET FOREIGN_KEY_CHECKS = 0; '; //only really needed for ON UPDATE CASCADE
+
+ if ('CASCADE' == $fkdef['onupdate']) {
+ $sql_update = sprintf($query, $trigger_names['pk_update'], 'BEFORE UPDATE', 'update') . $cascade_action_update;
+ } elseif ('SET NULL' == $fkdef['onupdate']) {
+ $sql_update = sprintf($query, $trigger_names['pk_update'], 'BEFORE UPDATE', 'update') . $setnull_action;
+ } elseif ('SET DEFAULT' == $fkdef['onupdate']) {
+ $sql_update = sprintf($query, $trigger_names['pk_update'], 'BEFORE UPDATE', 'update') . $setdefault_action;
+ } elseif ('NO ACTION' == $fkdef['onupdate']) {
+ $sql_update = sprintf($query.$restrict_action, $trigger_names['pk_update'], 'AFTER UPDATE', 'update');
+ } else {
+ //'RESTRICT'
+ $sql_update = sprintf($query.$restrict_action, $trigger_names['pk_update'], 'BEFORE UPDATE', 'update');
+ }
+ if ('CASCADE' == $fkdef['ondelete']) {
+ $sql_delete = sprintf($query, $trigger_names['pk_delete'], 'BEFORE DELETE', 'delete') . $cascade_action_delete;
+ } elseif ('SET NULL' == $fkdef['ondelete']) {
+ $sql_delete = sprintf($query, $trigger_names['pk_delete'], 'BEFORE DELETE', 'delete') . $setnull_action;
+ } elseif ('SET DEFAULT' == $fkdef['ondelete']) {
+ $sql_delete = sprintf($query, $trigger_names['pk_delete'], 'BEFORE DELETE', 'delete') . $setdefault_action;
+ } elseif ('NO ACTION' == $fkdef['ondelete']) {
+ $sql_delete = sprintf($query.$restrict_action, $trigger_names['pk_delete'], 'AFTER DELETE', 'delete');
+ } else {
+ //'RESTRICT'
+ $sql_delete = sprintf($query.$restrict_action, $trigger_names['pk_delete'], 'BEFORE DELETE', 'delete');
+ }
+ $sql_update .= ' SET FOREIGN_KEY_CHECKS = 1; END;';
+ $sql_delete .= ' SET FOREIGN_KEY_CHECKS = 1; END;';
+
+ $db->pushErrorHandling(PEAR_ERROR_RETURN);
+ $db->expectError(MDB2_ERROR_CANNOT_CREATE);
+ $result = $db->exec($sql_delete);
+ $expected_errmsg = 'This MySQL version doesn\'t support multiple triggers with the same action time and event for one table';
+ $db->popExpect();
+ $db->popErrorHandling();
+ if (PEAR::isError($result)) {
+ if ($result->getCode() != MDB2_ERROR_CANNOT_CREATE) {
+ return $result;
+ }
+ $db->warnings[] = $expected_errmsg;
+ }
+ $db->pushErrorHandling(PEAR_ERROR_RETURN);
+ $db->expectError(MDB2_ERROR_CANNOT_CREATE);
+ $result = $db->exec($sql_update);
+ $db->popExpect();
+ $db->popErrorHandling();
+ if (PEAR::isError($result) && $result->getCode() != MDB2_ERROR_CANNOT_CREATE) {
+ if ($result->getCode() != MDB2_ERROR_CANNOT_CREATE) {
+ return $result;
+ }
+ $db->warnings[] = $expected_errmsg;
+ }
+ }
+ }
+ return MDB2_OK;
+ }
+
+ // }}}
+ // {{{ _dropFKTriggers()
+
+ /**
+ * Drop the triggers created to enforce the FOREIGN KEY constraint on the table
+ *
+ * @param string $table table name
+ * @param string $fkname FOREIGN KEY constraint name
+ * @param string $referenced_table referenced table name
+ *
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access private
+ */
+ function _dropFKTriggers($table, $fkname, $referenced_table)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $triggers = $this->listTableTriggers($table);
+ $triggers2 = $this->listTableTriggers($referenced_table);
+ if (!PEAR::isError($triggers2) && !PEAR::isError($triggers)) {
+ $triggers = array_merge($triggers, $triggers2);
+ $pattern = '/^'.$fkname.'(_pk)?_(insert|update|delete)_trg$/i';
+ foreach ($triggers as $trigger) {
+ if (preg_match($pattern, $trigger)) {
+ $result = $db->exec('DROP TRIGGER '.$trigger);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ }
+ }
+ }
+ return MDB2_OK;
+ }
+
+ // }}}
// {{{ listTableConstraints()
/**
@@ -904,8 +1259,8 @@ class MDB2_Driver_Manager_mysql extends MDB2_Driver_Manager_Common
$query = 'SHOW CREATE TABLE '. $db->escape($table);
$definition = $db->queryOne($query, 'text', 1);
if (!PEAR::isError($definition) && !empty($definition)) {
- $pattern = '/\bCONSTRAINT\s+([^\s]+)\s+FOREIGN KEY\b/i';
- if (preg_match_all($pattern, str_replace('`', '', $definition), $matches) > 1) {
+ $pattern = '/\bCONSTRAINT\b\s+([^\s]+)\s+\bFOREIGN KEY\b/Uims';
+ if (preg_match_all($pattern, str_replace('`', '', $definition), $matches) > 0) {
foreach ($matches[1] as $constraint) {
$result[$constraint] = true;
}
@@ -974,7 +1329,6 @@ class MDB2_Driver_Manager_mysql extends MDB2_Driver_Manager_Common
$query .= ' '.implode(' ', $options_strings);
}
$res = $db->exec($query);
-
if (PEAR::isError($res)) {
return $res;
}
diff --git a/program/lib/MDB2/Driver/Manager/mysqli.php b/program/lib/MDB2/Driver/Manager/mysqli.php
index 42782fca5..db4f875dd 100644
--- a/program/lib/MDB2/Driver/Manager/mysqli.php
+++ b/program/lib/MDB2/Driver/Manager/mysqli.php
@@ -2,7 +2,7 @@
// +----------------------------------------------------------------------+
// | PHP versions 4 and 5 |
// +----------------------------------------------------------------------+
-// | Copyright (c) 1998-2007 Manuel Lemos, Tomas V.V.Cox, |
+// | Copyright (c) 1998-2008 Manuel Lemos, Tomas V.V.Cox, |
// | Stig. S. Bakken, Lukas Smith |
// | All rights reserved. |
// +----------------------------------------------------------------------+
@@ -42,7 +42,7 @@
// | Author: Lukas Smith <smith@pooteeweet.org> |
// +----------------------------------------------------------------------+
//
-// $Id: mysqli.php,v 1.87 2007/12/03 20:59:15 quipo Exp $
+// $Id: mysqli.php,v 1.95 2008/03/11 19:58:12 quipo Exp $
//
require_once 'MDB2/Driver/Manager/Common.php';
@@ -79,16 +79,41 @@ class MDB2_Driver_Manager_mysqli extends MDB2_Driver_Manager_Common
$name = $db->quoteIdentifier($name, true);
$query = 'CREATE DATABASE ' . $name;
if (!empty($options['charset'])) {
- $query .= ' DEFAULT CHARACTER SET ' . $options['charset'];
+ $query .= ' DEFAULT CHARACTER SET ' . $db->quote($options['charset'], 'text');
}
if (!empty($options['collation'])) {
- $query .= ' COLLATE ' . $options['collation'];
+ $query .= ' COLLATE ' . $db->quote($options['collation'], 'text');
}
- $result = $db->exec($query);
- if (PEAR::isError($result)) {
- return $result;
+ return $db->standaloneQuery($query, null, true);
+ }
+
+ // }}}
+ // {{{ alterDatabase()
+
+ /**
+ * alter an existing database
+ *
+ * @param string $name name of the database that is intended to be changed
+ * @param array $options array with charset, collation info
+ *
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function alterDatabase($name, $options = array())
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
}
- return MDB2_OK;
+
+ $query = 'ALTER DATABASE '. $db->quoteIdentifier($name, true);
+ if (!empty($options['charset'])) {
+ $query .= ' DEFAULT CHARACTER SET ' . $db->quote($options['charset'], 'text');
+ }
+ if (!empty($options['collation'])) {
+ $query .= ' COLLATE ' . $db->quote($options['collation'], 'text');
+ }
+ return $db->standaloneQuery($query, null, true);
}
// }}}
@@ -110,11 +135,7 @@ class MDB2_Driver_Manager_mysqli extends MDB2_Driver_Manager_Common
$name = $db->quoteIdentifier($name, true);
$query = "DROP DATABASE $name";
- $result = $db->exec($query);
- if (PEAR::isError($result)) {
- return $result;
- }
- return MDB2_OK;
+ return $db->standaloneQuery($query, null, true);
}
// }}}
@@ -188,11 +209,37 @@ class MDB2_Driver_Manager_mysqli extends MDB2_Driver_Manager_Common
return $db;
}
+ // if we have an AUTO_INCREMENT column and a PK on more than one field,
+ // we have to handle it differently...
+ $autoincrement = null;
+ if (empty($options['primary'])) {
+ $pk_fields = array();
+ foreach ($fields as $fieldname => $def) {
+ if (!empty($def['primary'])) {
+ $pk_fields[$fieldname] = true;
+ }
+ if (!empty($def['autoincrement'])) {
+ $autoincrement = $fieldname;
+ }
+ }
+ if (!is_null($autoincrement) && count($pk_fields) > 1) {
+ $options['primary'] = $pk_fields;
+ } else {
+ // the PK constraint is on max one field => OK
+ $autoincrement = null;
+ }
+ }
+
$query = $this->_getCreateTableQuery($name, $fields, $options);
if (PEAR::isError($query)) {
return $query;
}
+ if (!is_null($autoincrement)) {
+ // we have to remove the PK clause added by _getIntegerDeclaration()
+ $query = str_replace('AUTO_INCREMENT PRIMARY KEY', 'AUTO_INCREMENT', $query);
+ }
+
$options_strings = array();
if (!empty($options['comment'])) {
@@ -227,6 +274,112 @@ class MDB2_Driver_Manager_mysqli extends MDB2_Driver_Manager_Common
}
// }}}
+ // {{{ dropTable()
+
+ /**
+ * drop an existing table
+ *
+ * @param string $name name of the table that should be dropped
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function dropTable($name)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ //delete the triggers associated to existing FK constraints
+ $constraints = $this->listTableConstraints($name);
+ if (!PEAR::isError($constraints) && !empty($constraints)) {
+ $db->loadModule('Reverse', null, true);
+ foreach ($constraints as $constraint) {
+ $definition = $db->reverse->getTableConstraintDefinition($name, $constraint);
+ if (!PEAR::isError($definition) && !empty($definition['foreign'])) {
+ $result = $this->_dropFKTriggers($name, $constraint, $definition['references']['table']);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ }
+ }
+ }
+
+ return parent::dropTable($name);
+ }
+
+ // }}}
+ // {{{ truncateTable()
+
+ /**
+ * Truncate an existing table (if the TRUNCATE TABLE syntax is not supported,
+ * it falls back to a DELETE FROM TABLE query)
+ *
+ * @param string $name name of the table that should be truncated
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function truncateTable($name)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $name = $db->quoteIdentifier($name, true);
+ return $db->exec("TRUNCATE TABLE $name");
+ }
+
+ // }}}
+ // {{{ vacuum()
+
+ /**
+ * Optimize (vacuum) all the tables in the db (or only the specified table)
+ * and optionally run ANALYZE.
+ *
+ * @param string $table table name (all the tables if empty)
+ * @param array $options an array with driver-specific options:
+ * - timeout [int] (in seconds) [mssql-only]
+ * - analyze [boolean] [pgsql and mysql]
+ * - full [boolean] [pgsql-only]
+ * - freeze [boolean] [pgsql-only]
+ *
+ * @return mixed MDB2_OK success, a MDB2 error on failure
+ * @access public
+ */
+ function vacuum($table = null, $options = array())
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ if (empty($table)) {
+ $table = $this->listTables();
+ if (PEAR::isError($table)) {
+ return $table;
+ }
+ }
+ if (is_array($table)) {
+ foreach (array_keys($table) as $k) {
+ $table[$k] = $db->quoteIdentifier($table[$k], true);
+ }
+ $table = implode(', ', $table);
+ } else {
+ $table = $db->quoteIdentifier($table, true);
+ }
+
+ $result = $db->exec('OPTIMIZE TABLE '.$table);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ if (!empty($options['analyze'])) {
+ return $db->exec('ANALYZE TABLE '.$table);
+ }
+ return MDB2_OK;
+ }
+
+ // }}}
// {{{ alterTable()
/**
@@ -656,6 +809,7 @@ class MDB2_Driver_Manager_mysqli extends MDB2_Driver_Manager_Common
* 'last_login' => array()
* )
* )
+ *
* @return mixed MDB2_OK on success, a MDB2 error on failure
* @access public
*/
@@ -800,10 +954,10 @@ class MDB2_Driver_Manager_mysqli extends MDB2_Driver_Manager_Common
'invalid definition, could not create constraint', __FUNCTION__);
}
- $table = $db->quoteIdentifier($table, true);
- $query = "ALTER TABLE $table ADD $type $name";
+ $table_quoted = $db->quoteIdentifier($table, true);
+ $query = "ALTER TABLE $table_quoted ADD $type $name";
if (!empty($definition['foreign'])) {
- $query .= ' FOREIGN KEY ';
+ $query .= ' FOREIGN KEY';
}
$fields = array();
foreach (array_keys($definition['fields']) as $field) {
@@ -819,7 +973,14 @@ class MDB2_Driver_Manager_mysqli extends MDB2_Driver_Manager_Common
$query .= ' ('. implode(', ', $referenced_fields) . ')';
$query .= $this->_getAdvancedFKOptions($definition);
}
- return $db->exec($query);
+ $res = $db->exec($query);
+ if (PEAR::isError($res)) {
+ return $res;
+ }
+ if (!empty($definition['foreign'])) {
+ return $this->_createFKTriggers($table, array($name => $definition));
+ }
+ return MDB2_OK;
}
// }}}
@@ -840,18 +1001,212 @@ class MDB2_Driver_Manager_mysqli extends MDB2_Driver_Manager_Common
if (PEAR::isError($db)) {
return $db;
}
-
- $table = $db->quoteIdentifier($table, true);
+
if ($primary || strtolower($name) == 'primary') {
- $query = "ALTER TABLE $table DROP PRIMARY KEY";
- } else {
+ $query = 'ALTER TABLE '. $db->quoteIdentifier($table, true) .' DROP PRIMARY KEY';
+ return $db->exec($query);
+ }
+
+ //is it a FK constraint? If so, also delete the associated triggers
+ $db->loadModule('Reverse', null, true);
+ $definition = $db->reverse->getTableConstraintDefinition($table, $name);
+ if (!PEAR::isError($definition) && !empty($definition['foreign'])) {
+ //first drop the FK enforcing triggers
+ $result = $this->_dropFKTriggers($table, $name, $definition['references']['table']);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ //then drop the constraint itself
+ $table = $db->quoteIdentifier($table, true);
$name = $db->quoteIdentifier($db->getIndexName($name), true);
- $query = "ALTER TABLE $table DROP INDEX $name";
+ $query = "ALTER TABLE $table DROP FOREIGN KEY $name";
+ return $db->exec($query);
}
+
+ $table = $db->quoteIdentifier($table, true);
+ $name = $db->quoteIdentifier($db->getIndexName($name), true);
+ $query = "ALTER TABLE $table DROP INDEX $name";
return $db->exec($query);
}
// }}}
+ // {{{ _createFKTriggers()
+
+ /**
+ * Create triggers to enforce the FOREIGN KEY constraint on the table
+ *
+ * NB: since there's no RAISE_APPLICATION_ERROR facility in mysql,
+ * we call a non-existent procedure to raise the FK violation message.
+ * @see http://forums.mysql.com/read.php?99,55108,71877#msg-71877
+ *
+ * @param string $table table name
+ * @param array $foreign_keys FOREIGN KEY definitions
+ *
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access private
+ */
+ function _createFKTriggers($table, $foreign_keys)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+ // create triggers to enforce FOREIGN KEY constraints
+ if ($db->supports('triggers') && !empty($foreign_keys)) {
+ $table = $db->quoteIdentifier($table, true);
+ foreach ($foreign_keys as $fkname => $fkdef) {
+ if (empty($fkdef)) {
+ continue;
+ }
+ //set actions to 'RESTRICT' if not set
+ $fkdef['onupdate'] = empty($fkdef['onupdate']) ? 'RESTRICT' : strtoupper($fkdef['onupdate']);
+ $fkdef['ondelete'] = empty($fkdef['ondelete']) ? 'RESTRICT' : strtoupper($fkdef['ondelete']);
+
+ $trigger_names = array(
+ 'insert' => $fkname.'_insert_trg',
+ 'update' => $fkname.'_update_trg',
+ 'pk_update' => $fkname.'_pk_update_trg',
+ 'pk_delete' => $fkname.'_pk_delete_trg',
+ );
+ $table_fields = array_keys($fkdef['fields']);
+ $referenced_fields = array_keys($fkdef['references']['fields']);
+
+ //create the ON [UPDATE|DELETE] triggers on the primary table
+ $restrict_action = ' IF (SELECT ';
+ $aliased_fields = array();
+ foreach ($table_fields as $field) {
+ $aliased_fields[] = $table .'.'.$field .' AS '.$field;
+ }
+ $restrict_action .= implode(',', $aliased_fields)
+ .' FROM '.$table
+ .' WHERE ';
+ $conditions = array();
+ $new_values = array();
+ $null_values = array();
+ for ($i=0; $i<count($table_fields); $i++) {
+ $conditions[] = $table_fields[$i] .' = OLD.'.$referenced_fields[$i];
+ $new_values[] = $table_fields[$i] .' = NEW.'.$referenced_fields[$i];
+ $null_values[] = $table_fields[$i] .' = NULL';
+ }
+ $restrict_action .= implode(' AND ', $conditions).') IS NOT NULL'
+ .' THEN CALL %s_ON_TABLE_'.$table.'_VIOLATES_FOREIGN_KEY_CONSTRAINT();'
+ .' END IF;';
+
+ $cascade_action_update = 'UPDATE '.$table.' SET '.implode(', ', $new_values) .' WHERE '.implode(' AND ', $conditions). ';';
+ $cascade_action_delete = 'DELETE FROM '.$table.' WHERE '.implode(' AND ', $conditions). ';';
+ $setnull_action = 'UPDATE '.$table.' SET '.implode(', ', $null_values).' WHERE '.implode(' AND ', $conditions). ';';
+
+ if ('SET DEFAULT' == $fkdef['onupdate'] || 'SET DEFAULT' == $fkdef['ondelete']) {
+ $db->loadModule('Reverse', null, true);
+ $default_values = array();
+ foreach ($table_fields as $table_field) {
+ $field_definition = $db->reverse->getTableFieldDefinition($table, $field);
+ if (PEAR::isError($field_definition)) {
+ return $field_definition;
+ }
+ $default_values[] = $table_field .' = '. $field_definition[0]['default'];
+ }
+ $setdefault_action = 'UPDATE '.$table.' SET '.implode(', ', $default_values).' WHERE '.implode(' AND ', $conditions). ';';
+ }
+
+ $query = 'CREATE TRIGGER %s'
+ .' %s ON '.$fkdef['references']['table']
+ .' FOR EACH ROW BEGIN '
+ .' SET FOREIGN_KEY_CHECKS = 0; '; //only really needed for ON UPDATE CASCADE
+
+ if ('CASCADE' == $fkdef['onupdate']) {
+ $sql_update = sprintf($query, $trigger_names['pk_update'], 'BEFORE UPDATE', 'update') . $cascade_action_update;
+ } elseif ('SET NULL' == $fkdef['onupdate']) {
+ $sql_update = sprintf($query, $trigger_names['pk_update'], 'BEFORE UPDATE', 'update') . $setnull_action;
+ } elseif ('SET DEFAULT' == $fkdef['onupdate']) {
+ $sql_update = sprintf($query, $trigger_names['pk_update'], 'BEFORE UPDATE', 'update') . $setdefault_action;
+ } elseif ('NO ACTION' == $fkdef['onupdate']) {
+ $sql_update = sprintf($query.$restrict_action, $trigger_names['pk_update'], 'AFTER UPDATE', 'update');
+ } else {
+ //'RESTRICT'
+ $sql_update = sprintf($query.$restrict_action, $trigger_names['pk_update'], 'BEFORE UPDATE', 'update');
+ }
+ if ('CASCADE' == $fkdef['ondelete']) {
+ $sql_delete = sprintf($query, $trigger_names['pk_delete'], 'BEFORE DELETE', 'delete') . $cascade_action_delete;
+ } elseif ('SET NULL' == $fkdef['ondelete']) {
+ $sql_delete = sprintf($query, $trigger_names['pk_delete'], 'BEFORE DELETE', 'delete') . $setnull_action;
+ } elseif ('SET DEFAULT' == $fkdef['ondelete']) {
+ $sql_delete = sprintf($query, $trigger_names['pk_delete'], 'BEFORE DELETE', 'delete') . $setdefault_action;
+ } elseif ('NO ACTION' == $fkdef['ondelete']) {
+ $sql_delete = sprintf($query.$restrict_action, $trigger_names['pk_delete'], 'AFTER DELETE', 'delete');
+ } else {
+ //'RESTRICT'
+ $sql_delete = sprintf($query.$restrict_action, $trigger_names['pk_delete'], 'BEFORE DELETE', 'delete');
+ }
+ $sql_update .= ' SET FOREIGN_KEY_CHECKS = 1; END;';
+ $sql_delete .= ' SET FOREIGN_KEY_CHECKS = 1; END;';
+
+ $db->pushErrorHandling(PEAR_ERROR_RETURN);
+ $db->expectError(MDB2_ERROR_CANNOT_CREATE);
+ $result = $db->exec($sql_delete);
+ $expected_errmsg = 'This MySQL version doesn\'t support multiple triggers with the same action time and event for one table';
+ $db->popExpect();
+ $db->popErrorHandling();
+ if (PEAR::isError($result)) {
+ if ($result->getCode() != MDB2_ERROR_CANNOT_CREATE) {
+ return $result;
+ }
+ $db->warnings[] = $expected_errmsg;
+ }
+ $db->pushErrorHandling(PEAR_ERROR_RETURN);
+ $db->expectError(MDB2_ERROR_CANNOT_CREATE);
+ $result = $db->exec($sql_update);
+ $db->popExpect();
+ $db->popErrorHandling();
+ if (PEAR::isError($result) && $result->getCode() != MDB2_ERROR_CANNOT_CREATE) {
+ if ($result->getCode() != MDB2_ERROR_CANNOT_CREATE) {
+ return $result;
+ }
+ $db->warnings[] = $expected_errmsg;
+ }
+ }
+ }
+ return MDB2_OK;
+ }
+
+ // }}}
+ // {{{ _dropFKTriggers()
+
+ /**
+ * Drop the triggers created to enforce the FOREIGN KEY constraint on the table
+ *
+ * @param string $table table name
+ * @param string $fkname FOREIGN KEY constraint name
+ * @param string $referenced_table referenced table name
+ *
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access private
+ */
+ function _dropFKTriggers($table, $fkname, $referenced_table)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $triggers = $this->listTableTriggers($table);
+ $triggers2 = $this->listTableTriggers($referenced_table);
+ if (!PEAR::isError($triggers2) && !PEAR::isError($triggers)) {
+ $triggers = array_merge($triggers, $triggers2);
+ $pattern = '/^'.$fkname.'(_pk)?_(insert|update|delete)_trg$/i';
+ foreach ($triggers as $trigger) {
+ if (preg_match($pattern, $trigger)) {
+ $result = $db->exec('DROP TRIGGER '.$trigger);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ }
+ }
+ }
+ return MDB2_OK;
+ }
+
+ // }}}
// {{{ listTableConstraints()
/**
@@ -904,8 +1259,8 @@ class MDB2_Driver_Manager_mysqli extends MDB2_Driver_Manager_Common
$query = 'SHOW CREATE TABLE '. $db->escape($table);
$definition = $db->queryOne($query, 'text', 1);
if (!PEAR::isError($definition) && !empty($definition)) {
- $pattern = '/\bCONSTRAINT\s+([^\s]+)\s+FOREIGN KEY\b/i';
- if (preg_match_all($pattern, str_replace('`', '', $definition), $matches) > 1) {
+ $pattern = '/\bCONSTRAINT\b\s+([^\s]+)\s+\bFOREIGN KEY\b/Uims';
+ if (preg_match_all($pattern, str_replace('`', '', $definition), $matches) > 0) {
foreach ($matches[1] as $constraint) {
$result[$constraint] = true;
}
@@ -969,10 +1324,6 @@ class MDB2_Driver_Manager_mysqli extends MDB2_Driver_Manager_Common
$options_strings[] = "ENGINE = $type";
}
- if (!empty($options_strings)) {
- $query.= ' '.implode(' ', $options_strings);
- }
-
$query = "CREATE TABLE $sequence_name ($seqcol_name INT NOT NULL AUTO_INCREMENT, PRIMARY KEY ($seqcol_name))";
if (!empty($options_strings)) {
$query .= ' '.implode(' ', $options_strings);
diff --git a/program/lib/MDB2/Driver/Manager/pgsql.php b/program/lib/MDB2/Driver/Manager/pgsql.php
index d5ebbc840..1015c2bef 100644
--- a/program/lib/MDB2/Driver/Manager/pgsql.php
+++ b/program/lib/MDB2/Driver/Manager/pgsql.php
@@ -1,765 +1,859 @@
-<?php
-// +----------------------------------------------------------------------+
-// | PHP versions 4 and 5 |
-// +----------------------------------------------------------------------+
-// | Copyright (c) 1998-2007 Manuel Lemos, Tomas V.V.Cox, |
-// | Stig. S. Bakken, Lukas Smith |
-// | All rights reserved. |
-// +----------------------------------------------------------------------+
-// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
-// | API as well as database abstraction for PHP applications. |
-// | This LICENSE is in the BSD license style. |
-// | |
-// | Redistribution and use in source and binary forms, with or without |
-// | modification, are permitted provided that the following conditions |
-// | are met: |
-// | |
-// | Redistributions of source code must retain the above copyright |
-// | notice, this list of conditions and the following disclaimer. |
-// | |
-// | Redistributions in binary form must reproduce the above copyright |
-// | notice, this list of conditions and the following disclaimer in the |
-// | documentation and/or other materials provided with the distribution. |
-// | |
-// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
-// | Lukas Smith nor the names of his contributors may be used to endorse |
-// | or promote products derived from this software without specific prior|
-// | written permission. |
-// | |
-// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
-// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
-// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
-// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
-// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
-// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
-// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
-// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
-// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
-// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
-// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
-// | POSSIBILITY OF SUCH DAMAGE. |
-// +----------------------------------------------------------------------+
-// | Author: Paul Cooper <pgc@ucecom.com> |
-// +----------------------------------------------------------------------+
-//
-// $Id: pgsql.php,v 1.74 2007/12/03 20:59:15 quipo Exp $
-
-require_once 'MDB2/Driver/Manager/Common.php';
-
-/**
- * MDB2 MySQL driver for the management modules
- *
- * @package MDB2
- * @category Database
- * @author Paul Cooper <pgc@ucecom.com>
- */
-class MDB2_Driver_Manager_pgsql extends MDB2_Driver_Manager_Common
-{
- // {{{ createDatabase()
-
- /**
- * create a new database
- *
- * @param string $name name of the database that should be created
- * @param array $options array with charset info
- *
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- * @access public
- */
- function createDatabase($name, $options = array())
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $name = $db->quoteIdentifier($name, true);
- $query = 'CREATE DATABASE ' . $name;
- if (!empty($options['charset'])) {
- $query .= ' WITH ENCODING ' . $db->quote($options['charset'], 'text');
- }
- return $db->standaloneQuery($query, null, true);
- }
-
- // }}}
- // {{{ dropDatabase()
-
- /**
- * drop an existing database
- *
- * @param string $name name of the database that should be dropped
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- * @access public
- */
- function dropDatabase($name)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $name = $db->quoteIdentifier($name, true);
- return $db->standaloneQuery("DROP DATABASE $name", null, true);
- }
-
- // }}}
- // {{{ _getAdvancedFKOptions()
-
- /**
- * Return the FOREIGN KEY query section dealing with non-standard options
- * as MATCH, INITIALLY DEFERRED, ON UPDATE, ...
- *
- * @param array $definition
- * @return string
- * @access protected
- */
- function _getAdvancedFKOptions($definition)
- {
- $query = '';
- if (!empty($definition['match'])) {
- $query .= ' MATCH '.$definition['match'];
- }
- if (!empty($definition['onupdate'])) {
- $query .= ' ON UPDATE '.$definition['onupdate'];
- }
- if (!empty($definition['ondelete'])) {
- $query .= ' ON DELETE '.$definition['ondelete'];
- }
- if (!empty($definition['deferrable'])) {
- $query .= ' DEFERRABLE';
- } else {
- $query .= ' NOT DEFERRABLE';
- }
- if (!empty($definition['initiallydeferred'])) {
- $query .= ' INITIALLY DEFERRED';
- } else {
- $query .= ' INITIALLY IMMEDIATE';
- }
- return $query;
- }
-
- // }}}
- // {{{ alterTable()
-
- /**
- * alter an existing table
- *
- * @param string $name name of the table that is intended to be changed.
- * @param array $changes associative array that contains the details of each type
- * of change that is intended to be performed. The types of
- * changes that are currently supported are defined as follows:
- *
- * name
- *
- * New name for the table.
- *
- * add
- *
- * Associative array with the names of fields to be added as
- * indexes of the array. The value of each entry of the array
- * should be set to another associative array with the properties
- * of the fields to be added. The properties of the fields should
- * be the same as defined by the MDB2 parser.
- *
- *
- * remove
- *
- * Associative array with the names of fields to be removed as indexes
- * of the array. Currently the values assigned to each entry are ignored.
- * An empty array should be used for future compatibility.
- *
- * rename
- *
- * Associative array with the names of fields to be renamed as indexes
- * of the array. The value of each entry of the array should be set to
- * another associative array with the entry named name with the new
- * field name and the entry named Declaration that is expected to contain
- * the portion of the field declaration already in DBMS specific SQL code
- * as it is used in the CREATE TABLE statement.
- *
- * change
- *
- * Associative array with the names of the fields to be changed as indexes
- * of the array. Keep in mind that if it is intended to change either the
- * name of a field and any other properties, the change array entries
- * should have the new names of the fields as array indexes.
- *
- * The value of each entry of the array should be set to another associative
- * array with the properties of the fields to that are meant to be changed as
- * array entries. These entries should be assigned to the new values of the
- * respective properties. The properties of the fields should be the same
- * as defined by the MDB2 parser.
- *
- * Example
- * array(
- * 'name' => 'userlist',
- * 'add' => array(
- * 'quota' => array(
- * 'type' => 'integer',
- * 'unsigned' => 1
- * )
- * ),
- * 'remove' => array(
- * 'file_limit' => array(),
- * 'time_limit' => array()
- * ),
- * 'change' => array(
- * 'name' => array(
- * 'length' => '20',
- * 'definition' => array(
- * 'type' => 'text',
- * 'length' => 20,
- * ),
- * )
- * ),
- * 'rename' => array(
- * 'sex' => array(
- * 'name' => 'gender',
- * 'definition' => array(
- * 'type' => 'text',
- * 'length' => 1,
- * 'default' => 'M',
- * ),
- * )
- * )
- * )
- *
- * @param boolean $check indicates whether the function should just check if the DBMS driver
- * can perform the requested table alterations if the value is true or
- * actually perform them otherwise.
- * @access public
- *
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- */
- function alterTable($name, $changes, $check)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- foreach ($changes as $change_name => $change) {
- switch ($change_name) {
- case 'add':
- case 'remove':
- case 'change':
- case 'name':
- case 'rename':
- break;
- default:
- return $db->raiseError(MDB2_ERROR_CANNOT_ALTER, null, null,
- 'change type "'.$change_name.'\" not yet supported', __FUNCTION__);
- }
- }
-
- if ($check) {
- return MDB2_OK;
- }
-
- if (!empty($changes['add']) && is_array($changes['add'])) {
- foreach ($changes['add'] as $field_name => $field) {
- $query = 'ADD ' . $db->getDeclaration($field['type'], $field_name, $field);
- $result = $db->exec("ALTER TABLE $name $query");
- if (PEAR::isError($result)) {
- return $result;
- }
- }
- }
-
- if (!empty($changes['remove']) && is_array($changes['remove'])) {
- foreach ($changes['remove'] as $field_name => $field) {
- $field_name = $db->quoteIdentifier($field_name, true);
- $query = 'DROP ' . $field_name;
- $result = $db->exec("ALTER TABLE $name $query");
- if (PEAR::isError($result)) {
- return $result;
- }
- }
- }
-
- if (!empty($changes['change']) && is_array($changes['change'])) {
- foreach ($changes['change'] as $field_name => $field) {
- $field_name = $db->quoteIdentifier($field_name, true);
- if (!empty($field['definition']['type'])) {
- $server_info = $db->getServerVersion();
- if (PEAR::isError($server_info)) {
- return $server_info;
- }
- if (is_array($server_info) && $server_info['major'] < 8) {
- return $db->raiseError(MDB2_ERROR_CANNOT_ALTER, null, null,
- 'changing column type for "'.$change_name.'\" requires PostgreSQL 8.0 or above', __FUNCTION__);
- }
- $db->loadModule('Datatype', null, true);
- $query = "ALTER $field_name TYPE ".$db->datatype->getTypeDeclaration($field['definition']);
- $result = $db->exec("ALTER TABLE $name $query");
- if (PEAR::isError($result)) {
- return $result;
- }
- }
- if (array_key_exists('default', $field['definition'])) {
- $query = "ALTER $field_name SET DEFAULT ".$db->quote($field['definition']['default'], $field['definition']['type']);
- $result = $db->exec("ALTER TABLE $name $query");
- if (PEAR::isError($result)) {
- return $result;
- }
- }
- if (!empty($field['definition']['notnull'])) {
- $query = "ALTER $field_name ".($field['definition']['notnull'] ? 'SET' : 'DROP').' NOT NULL';
- $result = $db->exec("ALTER TABLE $name $query");
- if (PEAR::isError($result)) {
- return $result;
- }
- }
- }
- }
-
- if (!empty($changes['rename']) && is_array($changes['rename'])) {
- foreach ($changes['rename'] as $field_name => $field) {
- $field_name = $db->quoteIdentifier($field_name, true);
- $result = $db->exec("ALTER TABLE $name RENAME COLUMN $field_name TO ".$db->quoteIdentifier($field['name'], true));
- if (PEAR::isError($result)) {
- return $result;
- }
- }
- }
-
- $name = $db->quoteIdentifier($name, true);
- if (!empty($changes['name'])) {
- $change_name = $db->quoteIdentifier($changes['name'], true);
- $result = $db->exec("ALTER TABLE $name RENAME TO ".$change_name);
- if (PEAR::isError($result)) {
- return $result;
- }
- }
-
- return MDB2_OK;
- }
-
- // }}}
- // {{{ listDatabases()
-
- /**
- * list all databases
- *
- * @return mixed array of database names on success, a MDB2 error on failure
- * @access public
- */
- function listDatabases()
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $query = 'SELECT datname FROM pg_database';
- $result2 = $db->standaloneQuery($query, array('text'), false);
- if (!MDB2::isResultCommon($result2)) {
- return $result2;
- }
-
- $result = $result2->fetchCol();
- $result2->free();
- if (PEAR::isError($result)) {
- return $result;
- }
- if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
- $result = array_map(($db->options['field_case'] == CASE_LOWER ? 'strtolower' : 'strtoupper'), $result);
- }
- return $result;
- }
-
- // }}}
- // {{{ listUsers()
-
- /**
- * list all users
- *
- * @return mixed array of user names on success, a MDB2 error on failure
- * @access public
- */
- function listUsers()
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $query = 'SELECT usename FROM pg_user';
- $result2 = $db->standaloneQuery($query, array('text'), false);
- if (!MDB2::isResultCommon($result2)) {
- return $result2;
- }
-
- $result = $result2->fetchCol();
- $result2->free();
- return $result;
- }
-
- // }}}
- // {{{ listViews()
-
- /**
- * list all views in the current database
- *
- * @return mixed array of view names on success, a MDB2 error on failure
- * @access public
- */
- function listViews()
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $query = "SELECT viewname
- FROM pg_views
- WHERE schemaname NOT IN ('pg_catalog', 'information_schema')
- AND viewname !~ '^pg_'";
- $result = $db->queryCol($query);
- if (PEAR::isError($result)) {
- return $result;
- }
- if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
- $result = array_map(($db->options['field_case'] == CASE_LOWER ? 'strtolower' : 'strtoupper'), $result);
- }
- return $result;
- }
-
- // }}}
- // {{{ listTableViews()
-
- /**
- * list the views in the database that reference a given table
- *
- * @param string table for which all referenced views should be found
- * @return mixed array of view names on success, a MDB2 error on failure
- * @access public
- */
- function listTableViews($table)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $query = 'SELECT viewname FROM pg_views NATURAL JOIN pg_tables';
- $query.= ' WHERE tablename ='.$db->quote($table, 'text');
- $result = $db->queryCol($query);
- if (PEAR::isError($result)) {
- return $result;
- }
- if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
- $result = array_map(($db->options['field_case'] == CASE_LOWER ? 'strtolower' : 'strtoupper'), $result);
- }
- return $result;
- }
-
- // }}}
- // {{{ listFunctions()
-
- /**
- * list all functions in the current database
- *
- * @return mixed array of function names on success, a MDB2 error on failure
- * @access public
- */
- function listFunctions()
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $query = "
- SELECT
- proname
- FROM
- pg_proc pr,
- pg_type tp
- WHERE
- tp.oid = pr.prorettype
- AND pr.proisagg = FALSE
- AND tp.typname <> 'trigger'
- AND pr.pronamespace IN
- (SELECT oid FROM pg_namespace WHERE nspname NOT LIKE 'pg_%' AND nspname != 'information_schema')";
- $result = $db->queryCol($query);
- if (PEAR::isError($result)) {
- return $result;
- }
- if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
- $result = array_map(($db->options['field_case'] == CASE_LOWER ? 'strtolower' : 'strtoupper'), $result);
- }
- return $result;
- }
-
- // }}}
- // {{{ listTableTriggers()
-
- /**
- * list all triggers in the database that reference a given table
- *
- * @param string table for which all referenced triggers should be found
- * @return mixed array of trigger names on success, a MDB2 error on failure
- * @access public
- */
- function listTableTriggers($table = null)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $query = 'SELECT trg.tgname AS trigger_name
- FROM pg_trigger trg,
- pg_class tbl
- WHERE trg.tgrelid = tbl.oid';
- if (!is_null($table)) {
- $table = $db->quote(strtoupper($table), 'text');
- $query .= " AND tbl.relname = $table";
- }
- $result = $db->queryCol($query);
- if (PEAR::isError($result)) {
- return $result;
- }
- if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
- $result = array_map(($db->options['field_case'] == CASE_LOWER ? 'strtolower' : 'strtoupper'), $result);
- }
- return $result;
- }
-
- // }}}
- // {{{ listTables()
-
- /**
- * list all tables in the current database
- *
- * @return mixed array of table names on success, a MDB2 error on failure
- * @access public
- */
- function listTables()
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- // gratuitously stolen from PEAR DB _getSpecialQuery in pgsql.php
- $query = 'SELECT c.relname AS "Name"'
- . ' FROM pg_class c, pg_user u'
- . ' WHERE c.relowner = u.usesysid'
- . " AND c.relkind = 'r'"
- . ' AND NOT EXISTS'
- . ' (SELECT 1 FROM pg_views'
- . ' WHERE viewname = c.relname)'
- . " AND c.relname !~ '^(pg_|sql_)'"
- . ' UNION'
- . ' SELECT c.relname AS "Name"'
- . ' FROM pg_class c'
- . " WHERE c.relkind = 'r'"
- . ' AND NOT EXISTS'
- . ' (SELECT 1 FROM pg_views'
- . ' WHERE viewname = c.relname)'
- . ' AND NOT EXISTS'
- . ' (SELECT 1 FROM pg_user'
- . ' WHERE usesysid = c.relowner)'
- . " AND c.relname !~ '^pg_'";
- $result = $db->queryCol($query);
- if (PEAR::isError($result)) {
- return $result;
- }
- if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
- $result = array_map(($db->options['field_case'] == CASE_LOWER ? 'strtolower' : 'strtoupper'), $result);
- }
- return $result;
- }
-
- // }}}
- // {{{ listTableFields()
-
- /**
- * list all fields in a table in the current database
- *
- * @param string $table name of table that should be used in method
- * @return mixed array of field names on success, a MDB2 error on failure
- * @access public
- */
- function listTableFields($table)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $table = $db->quoteIdentifier($table, true);
- $db->setLimit(1);
- $result2 = $db->query("SELECT * FROM $table");
- if (PEAR::isError($result2)) {
- return $result2;
- }
- $result = $result2->getColumnNames();
- $result2->free();
- if (PEAR::isError($result)) {
- return $result;
- }
- return array_flip($result);
- }
-
- // }}}
- // {{{ listTableIndexes()
-
- /**
- * list all indexes in a table
- *
- * @param string $table name of table that should be used in method
- * @return mixed array of index names on success, a MDB2 error on failure
- * @access public
- */
- function listTableIndexes($table)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $table = $db->quote($table, 'text');
- $subquery = "SELECT indexrelid FROM pg_index, pg_class";
- $subquery.= " WHERE pg_class.relname=$table AND pg_class.oid=pg_index.indrelid AND indisunique != 't' AND indisprimary != 't'";
- $query = "SELECT relname FROM pg_class WHERE oid IN ($subquery)";
- $indexes = $db->queryCol($query, 'text');
- if (PEAR::isError($indexes)) {
- return $indexes;
- }
-
- $result = array();
- foreach ($indexes as $index) {
- $index = $this->_fixIndexName($index);
- if (!empty($index)) {
- $result[$index] = true;
- }
- }
-
- if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
- $result = array_change_key_case($result, $db->options['field_case']);
- }
- return array_keys($result);
- }
-
- // }}}
- // {{{ listTableConstraints()
-
- /**
- * list all constraints in a table
- *
- * @param string $table name of table that should be used in method
- * @return mixed array of constraint names on success, a MDB2 error on failure
- * @access public
- */
- function listTableConstraints($table)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $table = $db->quote($table, 'text');
- $subquery = "SELECT indexrelid FROM pg_index, pg_class";
- $subquery.= " WHERE pg_class.relname=$table AND pg_class.oid=pg_index.indrelid AND (indisunique = 't' OR indisprimary = 't')";
- $query = "SELECT relname FROM pg_class WHERE oid IN ($subquery)";
- $constraints = $db->queryCol($query);
- if (PEAR::isError($constraints)) {
- return $constraints;
- }
-
- $result = array();
- foreach ($constraints as $constraint) {
- $constraint = $this->_fixIndexName($constraint);
- if (!empty($constraint)) {
- $result[$constraint] = true;
- }
- }
-
- if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE
- && $db->options['field_case'] == CASE_LOWER
- ) {
- $result = array_change_key_case($result, $db->options['field_case']);
- }
- return array_keys($result);
- }
-
- // }}}
- // {{{ createSequence()
-
- /**
- * create sequence
- *
- * @param string $seq_name name of the sequence to be created
- * @param string $start start value of the sequence; default is 1
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- * @access public
- */
- function createSequence($seq_name, $start = 1)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $sequence_name = $db->quoteIdentifier($db->getSequenceName($seq_name), true);
- return $db->exec("CREATE SEQUENCE $sequence_name INCREMENT 1".
- ($start < 1 ? " MINVALUE $start" : '')." START $start");
- }
-
- // }}}
- // {{{ dropSequence()
-
- /**
- * drop existing sequence
- *
- * @param string $seq_name name of the sequence to be dropped
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- * @access public
- */
- function dropSequence($seq_name)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $sequence_name = $db->quoteIdentifier($db->getSequenceName($seq_name), true);
- return $db->exec("DROP SEQUENCE $sequence_name");
- }
-
- // }}}
- // {{{ listSequences()
-
- /**
- * list all sequences in the current database
- *
- * @return mixed array of sequence names on success, a MDB2 error on failure
- * @access public
- */
- function listSequences()
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $query = "SELECT relname FROM pg_class WHERE relkind = 'S' AND relnamespace IN";
- $query.= "(SELECT oid FROM pg_namespace WHERE nspname NOT LIKE 'pg_%' AND nspname != 'information_schema')";
- $table_names = $db->queryCol($query);
- if (PEAR::isError($table_names)) {
- return $table_names;
- }
- $result = array();
- foreach ($table_names as $table_name) {
- $result[] = $this->_fixSequenceName($table_name);
- }
- if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
- $result = array_map(($db->options['field_case'] == CASE_LOWER ? 'strtolower' : 'strtoupper'), $result);
- }
- return $result;
- }
-}
+<?php
+// +----------------------------------------------------------------------+
+// | PHP versions 4 and 5 |
+// +----------------------------------------------------------------------+
+// | Copyright (c) 1998-2008 Manuel Lemos, Tomas V.V.Cox, |
+// | Stig. S. Bakken, Lukas Smith |
+// | All rights reserved. |
+// +----------------------------------------------------------------------+
+// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
+// | API as well as database abstraction for PHP applications. |
+// | This LICENSE is in the BSD license style. |
+// | |
+// | Redistribution and use in source and binary forms, with or without |
+// | modification, are permitted provided that the following conditions |
+// | are met: |
+// | |
+// | Redistributions of source code must retain the above copyright |
+// | notice, this list of conditions and the following disclaimer. |
+// | |
+// | Redistributions in binary form must reproduce the above copyright |
+// | notice, this list of conditions and the following disclaimer in the |
+// | documentation and/or other materials provided with the distribution. |
+// | |
+// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
+// | Lukas Smith nor the names of his contributors may be used to endorse |
+// | or promote products derived from this software without specific prior|
+// | written permission. |
+// | |
+// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
+// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
+// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
+// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
+// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
+// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
+// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
+// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
+// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
+// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
+// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
+// | POSSIBILITY OF SUCH DAMAGE. |
+// +----------------------------------------------------------------------+
+// | Author: Paul Cooper <pgc@ucecom.com> |
+// +----------------------------------------------------------------------+
+//
+// $Id: pgsql.php,v 1.82 2008/03/05 12:55:57 afz Exp $
+
+require_once 'MDB2/Driver/Manager/Common.php';
+
+/**
+ * MDB2 MySQL driver for the management modules
+ *
+ * @package MDB2
+ * @category Database
+ * @author Paul Cooper <pgc@ucecom.com>
+ */
+class MDB2_Driver_Manager_pgsql extends MDB2_Driver_Manager_Common
+{
+ // {{{ createDatabase()
+
+ /**
+ * create a new database
+ *
+ * @param string $name name of the database that should be created
+ * @param array $options array with charset info
+ *
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function createDatabase($name, $options = array())
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $name = $db->quoteIdentifier($name, true);
+ $query = 'CREATE DATABASE ' . $name;
+ if (!empty($options['charset'])) {
+ $query .= ' WITH ENCODING ' . $db->quote($options['charset'], 'text');
+ }
+ return $db->standaloneQuery($query, null, true);
+ }
+
+ // }}}
+ // {{{ alterDatabase()
+
+ /**
+ * alter an existing database
+ *
+ * @param string $name name of the database that is intended to be changed
+ * @param array $options array with name, owner info
+ *
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function alterDatabase($name, $options = array())
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $query = 'ALTER DATABASE '. $db->quoteIdentifier($name, true);
+ if (!empty($options['name'])) {
+ $query .= ' RENAME TO ' . $options['name'];
+ }
+ if (!empty($options['owner'])) {
+ $query .= ' OWNER TO ' . $options['owner'];
+ }
+ return $db->standaloneQuery($query, null, true);
+ }
+
+ // }}}
+ // {{{ dropDatabase()
+
+ /**
+ * drop an existing database
+ *
+ * @param string $name name of the database that should be dropped
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function dropDatabase($name)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $name = $db->quoteIdentifier($name, true);
+ $query = "DROP DATABASE $name";
+ return $db->standaloneQuery($query, null, true);
+ }
+
+ // }}}
+ // {{{ _getAdvancedFKOptions()
+
+ /**
+ * Return the FOREIGN KEY query section dealing with non-standard options
+ * as MATCH, INITIALLY DEFERRED, ON UPDATE, ...
+ *
+ * @param array $definition
+ * @return string
+ * @access protected
+ */
+ function _getAdvancedFKOptions($definition)
+ {
+ $query = '';
+ if (!empty($definition['match'])) {
+ $query .= ' MATCH '.$definition['match'];
+ }
+ if (!empty($definition['onupdate'])) {
+ $query .= ' ON UPDATE '.$definition['onupdate'];
+ }
+ if (!empty($definition['ondelete'])) {
+ $query .= ' ON DELETE '.$definition['ondelete'];
+ }
+ if (!empty($definition['deferrable'])) {
+ $query .= ' DEFERRABLE';
+ } else {
+ $query .= ' NOT DEFERRABLE';
+ }
+ if (!empty($definition['initiallydeferred'])) {
+ $query .= ' INITIALLY DEFERRED';
+ } else {
+ $query .= ' INITIALLY IMMEDIATE';
+ }
+ return $query;
+ }
+
+ // }}}
+ // {{{ truncateTable()
+
+ /**
+ * Truncate an existing table (if the TRUNCATE TABLE syntax is not supported,
+ * it falls back to a DELETE FROM TABLE query)
+ *
+ * @param string $name name of the table that should be truncated
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function truncateTable($name)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $name = $db->quoteIdentifier($name, true);
+ return $db->exec("TRUNCATE TABLE $name");
+ }
+
+ // }}}
+ // {{{ vacuum()
+
+ /**
+ * Optimize (vacuum) all the tables in the db (or only the specified table)
+ * and optionally run ANALYZE.
+ *
+ * @param string $table table name (all the tables if empty)
+ * @param array $options an array with driver-specific options:
+ * - timeout [int] (in seconds) [mssql-only]
+ * - analyze [boolean] [pgsql and mysql]
+ * - full [boolean] [pgsql-only]
+ * - freeze [boolean] [pgsql-only]
+ *
+ * @return mixed MDB2_OK success, a MDB2 error on failure
+ * @access public
+ */
+ function vacuum($table = null, $options = array())
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+ $query = 'VACUUM';
+
+ if (!empty($options['full'])) {
+ $query .= ' FULL';
+ }
+ if (!empty($options['freeze'])) {
+ $query .= ' FREEZE';
+ }
+ if (!empty($options['analyze'])) {
+ $query .= ' ANALYZE';
+ }
+
+ if (!empty($table)) {
+ $query .= ' '.$db->quoteIdentifier($table, true);
+ }
+ return $db->exec($query);
+ }
+
+ // }}}
+ // {{{ alterTable()
+
+ /**
+ * alter an existing table
+ *
+ * @param string $name name of the table that is intended to be changed.
+ * @param array $changes associative array that contains the details of each type
+ * of change that is intended to be performed. The types of
+ * changes that are currently supported are defined as follows:
+ *
+ * name
+ *
+ * New name for the table.
+ *
+ * add
+ *
+ * Associative array with the names of fields to be added as
+ * indexes of the array. The value of each entry of the array
+ * should be set to another associative array with the properties
+ * of the fields to be added. The properties of the fields should
+ * be the same as defined by the MDB2 parser.
+ *
+ *
+ * remove
+ *
+ * Associative array with the names of fields to be removed as indexes
+ * of the array. Currently the values assigned to each entry are ignored.
+ * An empty array should be used for future compatibility.
+ *
+ * rename
+ *
+ * Associative array with the names of fields to be renamed as indexes
+ * of the array. The value of each entry of the array should be set to
+ * another associative array with the entry named name with the new
+ * field name and the entry named Declaration that is expected to contain
+ * the portion of the field declaration already in DBMS specific SQL code
+ * as it is used in the CREATE TABLE statement.
+ *
+ * change
+ *
+ * Associative array with the names of the fields to be changed as indexes
+ * of the array. Keep in mind that if it is intended to change either the
+ * name of a field and any other properties, the change array entries
+ * should have the new names of the fields as array indexes.
+ *
+ * The value of each entry of the array should be set to another associative
+ * array with the properties of the fields to that are meant to be changed as
+ * array entries. These entries should be assigned to the new values of the
+ * respective properties. The properties of the fields should be the same
+ * as defined by the MDB2 parser.
+ *
+ * Example
+ * array(
+ * 'name' => 'userlist',
+ * 'add' => array(
+ * 'quota' => array(
+ * 'type' => 'integer',
+ * 'unsigned' => 1
+ * )
+ * ),
+ * 'remove' => array(
+ * 'file_limit' => array(),
+ * 'time_limit' => array()
+ * ),
+ * 'change' => array(
+ * 'name' => array(
+ * 'length' => '20',
+ * 'definition' => array(
+ * 'type' => 'text',
+ * 'length' => 20,
+ * ),
+ * )
+ * ),
+ * 'rename' => array(
+ * 'sex' => array(
+ * 'name' => 'gender',
+ * 'definition' => array(
+ * 'type' => 'text',
+ * 'length' => 1,
+ * 'default' => 'M',
+ * ),
+ * )
+ * )
+ * )
+ *
+ * @param boolean $check indicates whether the function should just check if the DBMS driver
+ * can perform the requested table alterations if the value is true or
+ * actually perform them otherwise.
+ * @access public
+ *
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ */
+ function alterTable($name, $changes, $check)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ foreach ($changes as $change_name => $change) {
+ switch ($change_name) {
+ case 'add':
+ case 'remove':
+ case 'change':
+ case 'name':
+ case 'rename':
+ break;
+ default:
+ return $db->raiseError(MDB2_ERROR_CANNOT_ALTER, null, null,
+ 'change type "'.$change_name.'\" not yet supported', __FUNCTION__);
+ }
+ }
+
+ if ($check) {
+ return MDB2_OK;
+ }
+
+ if (!empty($changes['remove']) && is_array($changes['remove'])) {
+ foreach ($changes['remove'] as $field_name => $field) {
+ $field_name = $db->quoteIdentifier($field_name, true);
+ $query = 'DROP ' . $field_name;
+ $result = $db->exec("ALTER TABLE $name $query");
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ }
+ }
+
+ if (!empty($changes['rename']) && is_array($changes['rename'])) {
+ foreach ($changes['rename'] as $field_name => $field) {
+ $field_name = $db->quoteIdentifier($field_name, true);
+ $result = $db->exec("ALTER TABLE $name RENAME COLUMN $field_name TO ".$db->quoteIdentifier($field['name'], true));
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ }
+ }
+
+ if (!empty($changes['add']) && is_array($changes['add'])) {
+ foreach ($changes['add'] as $field_name => $field) {
+ $query = 'ADD ' . $db->getDeclaration($field['type'], $field_name, $field);
+ $result = $db->exec("ALTER TABLE $name $query");
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ }
+ }
+
+ if (!empty($changes['change']) && is_array($changes['change'])) {
+ foreach ($changes['change'] as $field_name => $field) {
+ $field_name = $db->quoteIdentifier($field_name, true);
+ if (!empty($field['definition']['type'])) {
+ $server_info = $db->getServerVersion();
+ if (PEAR::isError($server_info)) {
+ return $server_info;
+ }
+ if (is_array($server_info) && $server_info['major'] < 8) {
+ return $db->raiseError(MDB2_ERROR_CANNOT_ALTER, null, null,
+ 'changing column type for "'.$change_name.'\" requires PostgreSQL 8.0 or above', __FUNCTION__);
+ }
+ $db->loadModule('Datatype', null, true);
+ $query = "ALTER $field_name TYPE ".$db->datatype->getTypeDeclaration($field['definition']);
+ $result = $db->exec("ALTER TABLE $name $query");
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ }
+ if (array_key_exists('default', $field['definition'])) {
+ $query = "ALTER $field_name SET DEFAULT ".$db->quote($field['definition']['default'], $field['definition']['type']);
+ $result = $db->exec("ALTER TABLE $name $query");
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ }
+ if (!empty($field['definition']['notnull'])) {
+ $query = "ALTER $field_name ".($field['definition']['notnull'] ? 'SET' : 'DROP').' NOT NULL';
+ $result = $db->exec("ALTER TABLE $name $query");
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ }
+ }
+ }
+
+ $name = $db->quoteIdentifier($name, true);
+ if (!empty($changes['name'])) {
+ $change_name = $db->quoteIdentifier($changes['name'], true);
+ $result = $db->exec("ALTER TABLE $name RENAME TO ".$change_name);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ }
+
+ return MDB2_OK;
+ }
+
+ // }}}
+ // {{{ listDatabases()
+
+ /**
+ * list all databases
+ *
+ * @return mixed array of database names on success, a MDB2 error on failure
+ * @access public
+ */
+ function listDatabases()
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $query = 'SELECT datname FROM pg_database';
+ $result2 = $db->standaloneQuery($query, array('text'), false);
+ if (!MDB2::isResultCommon($result2)) {
+ return $result2;
+ }
+
+ $result = $result2->fetchCol();
+ $result2->free();
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
+ $result = array_map(($db->options['field_case'] == CASE_LOWER ? 'strtolower' : 'strtoupper'), $result);
+ }
+ return $result;
+ }
+
+ // }}}
+ // {{{ listUsers()
+
+ /**
+ * list all users
+ *
+ * @return mixed array of user names on success, a MDB2 error on failure
+ * @access public
+ */
+ function listUsers()
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $query = 'SELECT usename FROM pg_user';
+ $result2 = $db->standaloneQuery($query, array('text'), false);
+ if (!MDB2::isResultCommon($result2)) {
+ return $result2;
+ }
+
+ $result = $result2->fetchCol();
+ $result2->free();
+ return $result;
+ }
+
+ // }}}
+ // {{{ listViews()
+
+ /**
+ * list all views in the current database
+ *
+ * @return mixed array of view names on success, a MDB2 error on failure
+ * @access public
+ */
+ function listViews()
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $query = "SELECT viewname
+ FROM pg_views
+ WHERE schemaname NOT IN ('pg_catalog', 'information_schema')
+ AND viewname !~ '^pg_'";
+ $result = $db->queryCol($query);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
+ $result = array_map(($db->options['field_case'] == CASE_LOWER ? 'strtolower' : 'strtoupper'), $result);
+ }
+ return $result;
+ }
+
+ // }}}
+ // {{{ listTableViews()
+
+ /**
+ * list the views in the database that reference a given table
+ *
+ * @param string table for which all referenced views should be found
+ * @return mixed array of view names on success, a MDB2 error on failure
+ * @access public
+ */
+ function listTableViews($table)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $query = 'SELECT viewname FROM pg_views NATURAL JOIN pg_tables';
+ $query.= ' WHERE tablename ='.$db->quote($table, 'text');
+ $result = $db->queryCol($query);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
+ $result = array_map(($db->options['field_case'] == CASE_LOWER ? 'strtolower' : 'strtoupper'), $result);
+ }
+ return $result;
+ }
+
+ // }}}
+ // {{{ listFunctions()
+
+ /**
+ * list all functions in the current database
+ *
+ * @return mixed array of function names on success, a MDB2 error on failure
+ * @access public
+ */
+ function listFunctions()
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $query = "
+ SELECT
+ proname
+ FROM
+ pg_proc pr,
+ pg_type tp
+ WHERE
+ tp.oid = pr.prorettype
+ AND pr.proisagg = FALSE
+ AND tp.typname <> 'trigger'
+ AND pr.pronamespace IN
+ (SELECT oid FROM pg_namespace WHERE nspname NOT LIKE 'pg_%' AND nspname != 'information_schema')";
+ $result = $db->queryCol($query);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
+ $result = array_map(($db->options['field_case'] == CASE_LOWER ? 'strtolower' : 'strtoupper'), $result);
+ }
+ return $result;
+ }
+
+ // }}}
+ // {{{ listTableTriggers()
+
+ /**
+ * list all triggers in the database that reference a given table
+ *
+ * @param string table for which all referenced triggers should be found
+ * @return mixed array of trigger names on success, a MDB2 error on failure
+ * @access public
+ */
+ function listTableTriggers($table = null)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $query = 'SELECT trg.tgname AS trigger_name
+ FROM pg_trigger trg,
+ pg_class tbl
+ WHERE trg.tgrelid = tbl.oid';
+ if (!is_null($table)) {
+ $table = $db->quote(strtoupper($table), 'text');
+ $query .= " AND tbl.relname = $table";
+ }
+ $result = $db->queryCol($query);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
+ $result = array_map(($db->options['field_case'] == CASE_LOWER ? 'strtolower' : 'strtoupper'), $result);
+ }
+ return $result;
+ }
+
+ // }}}
+ // {{{ listTables()
+
+ /**
+ * list all tables in the current database
+ *
+ * @return mixed array of table names on success, a MDB2 error on failure
+ * @access public
+ */
+ function listTables()
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ // gratuitously stolen from PEAR DB _getSpecialQuery in pgsql.php
+ $query = 'SELECT c.relname AS "Name"'
+ . ' FROM pg_class c, pg_user u'
+ . ' WHERE c.relowner = u.usesysid'
+ . " AND c.relkind = 'r'"
+ . ' AND NOT EXISTS'
+ . ' (SELECT 1 FROM pg_views'
+ . ' WHERE viewname = c.relname)'
+ . " AND c.relname !~ '^(pg_|sql_)'"
+ . ' UNION'
+ . ' SELECT c.relname AS "Name"'
+ . ' FROM pg_class c'
+ . " WHERE c.relkind = 'r'"
+ . ' AND NOT EXISTS'
+ . ' (SELECT 1 FROM pg_views'
+ . ' WHERE viewname = c.relname)'
+ . ' AND NOT EXISTS'
+ . ' (SELECT 1 FROM pg_user'
+ . ' WHERE usesysid = c.relowner)'
+ . " AND c.relname !~ '^pg_'";
+ $result = $db->queryCol($query);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
+ $result = array_map(($db->options['field_case'] == CASE_LOWER ? 'strtolower' : 'strtoupper'), $result);
+ }
+ return $result;
+ }
+
+ // }}}
+ // {{{ listTableFields()
+
+ /**
+ * list all fields in a table in the current database
+ *
+ * @param string $table name of table that should be used in method
+ * @return mixed array of field names on success, a MDB2 error on failure
+ * @access public
+ */
+ function listTableFields($table)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $table = $db->quoteIdentifier($table, true);
+ $db->setLimit(1);
+ $result2 = $db->query("SELECT * FROM $table");
+ if (PEAR::isError($result2)) {
+ return $result2;
+ }
+ $result = $result2->getColumnNames();
+ $result2->free();
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ return array_flip($result);
+ }
+
+ // }}}
+ // {{{ listTableIndexes()
+
+ /**
+ * list all indexes in a table
+ *
+ * @param string $table name of table that should be used in method
+ * @return mixed array of index names on success, a MDB2 error on failure
+ * @access public
+ */
+ function listTableIndexes($table)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $table = $db->quote($table, 'text');
+ $subquery = "SELECT indexrelid FROM pg_index, pg_class";
+ $subquery.= " WHERE pg_class.relname=$table AND pg_class.oid=pg_index.indrelid AND indisunique != 't' AND indisprimary != 't'";
+ $query = "SELECT relname FROM pg_class WHERE oid IN ($subquery)";
+ $indexes = $db->queryCol($query, 'text');
+ if (PEAR::isError($indexes)) {
+ return $indexes;
+ }
+
+ $result = array();
+ foreach ($indexes as $index) {
+ $index = $this->_fixIndexName($index);
+ if (!empty($index)) {
+ $result[$index] = true;
+ }
+ }
+
+ if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
+ $result = array_change_key_case($result, $db->options['field_case']);
+ }
+ return array_keys($result);
+ }
+
+ // }}}
+ // {{{ listTableConstraints()
+
+ /**
+ * list all constraints in a table
+ *
+ * @param string $table name of table that should be used in method
+ * @return mixed array of constraint names on success, a MDB2 error on failure
+ * @access public
+ */
+ function listTableConstraints($table)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $table = $db->quote($table, 'text');
+ $query = 'SELECT conname
+ FROM pg_constraint, pg_class
+ WHERE pg_constraint.conrelid = pg_class.oid
+ AND relname = ' .$table;
+ $constraints = $db->queryCol($query);
+ if (PEAR::isError($constraints)) {
+ return $constraints;
+ }
+
+ $result = array();
+ foreach ($constraints as $constraint) {
+ $constraint = $this->_fixIndexName($constraint);
+ if (!empty($constraint)) {
+ $result[$constraint] = true;
+ }
+ }
+
+ if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE
+ && $db->options['field_case'] == CASE_LOWER
+ ) {
+ $result = array_change_key_case($result, $db->options['field_case']);
+ }
+ return array_keys($result);
+ }
+
+ // }}}
+ // {{{ createSequence()
+
+ /**
+ * create sequence
+ *
+ * @param string $seq_name name of the sequence to be created
+ * @param string $start start value of the sequence; default is 1
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function createSequence($seq_name, $start = 1)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $sequence_name = $db->quoteIdentifier($db->getSequenceName($seq_name), true);
+ return $db->exec("CREATE SEQUENCE $sequence_name INCREMENT 1".
+ ($start < 1 ? " MINVALUE $start" : '')." START $start");
+ }
+
+ // }}}
+ // {{{ dropSequence()
+
+ /**
+ * drop existing sequence
+ *
+ * @param string $seq_name name of the sequence to be dropped
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function dropSequence($seq_name)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $sequence_name = $db->quoteIdentifier($db->getSequenceName($seq_name), true);
+ return $db->exec("DROP SEQUENCE $sequence_name");
+ }
+
+ // }}}
+ // {{{ listSequences()
+
+ /**
+ * list all sequences in the current database
+ *
+ * @return mixed array of sequence names on success, a MDB2 error on failure
+ * @access public
+ */
+ function listSequences()
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $query = "SELECT relname FROM pg_class WHERE relkind = 'S' AND relnamespace IN";
+ $query.= "(SELECT oid FROM pg_namespace WHERE nspname NOT LIKE 'pg_%' AND nspname != 'information_schema')";
+ $table_names = $db->queryCol($query);
+ if (PEAR::isError($table_names)) {
+ return $table_names;
+ }
+ $result = array();
+ foreach ($table_names as $table_name) {
+ $result[] = $this->_fixSequenceName($table_name);
+ }
+ if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
+ $result = array_map(($db->options['field_case'] == CASE_LOWER ? 'strtolower' : 'strtoupper'), $result);
+ }
+ return $result;
+ }
+}
?> \ No newline at end of file
diff --git a/program/lib/MDB2/Driver/Manager/sqlite.php b/program/lib/MDB2/Driver/Manager/sqlite.php
index f126ff146..676127c94 100644
--- a/program/lib/MDB2/Driver/Manager/sqlite.php
+++ b/program/lib/MDB2/Driver/Manager/sqlite.php
@@ -2,7 +2,7 @@
// +----------------------------------------------------------------------+
// | PHP versions 4 and 5 |
// +----------------------------------------------------------------------+
-// | Copyright (c) 1998-2007 Manuel Lemos, Tomas V.V.Cox, |
+// | Copyright (c) 1998-2008 Manuel Lemos, Tomas V.V.Cox, |
// | Stig. S. Bakken, Lukas Smith, Lorenzo Alberton |
// | All rights reserved. |
// +----------------------------------------------------------------------+
@@ -43,7 +43,7 @@
// | Lorenzo Alberton <l.alberton@quipo.it> |
// +----------------------------------------------------------------------+
//
-// $Id: sqlite.php,v 1.72 2007/12/03 20:59:15 quipo Exp $
+// $Id: sqlite.php,v 1.74 2008/03/05 11:08:53 quipo Exp $
//
require_once 'MDB2/Driver/Manager/Common.php';
@@ -404,6 +404,37 @@ class MDB2_Driver_Manager_sqlite extends MDB2_Driver_Manager_Common
}
// }}}
+ // {{{ vacuum()
+
+ /**
+ * Optimize (vacuum) all the tables in the db (or only the specified table)
+ * and optionally run ANALYZE.
+ *
+ * @param string $table table name (all the tables if empty)
+ * @param array $options an array with driver-specific options:
+ * - timeout [int] (in seconds) [mssql-only]
+ * - analyze [boolean] [pgsql and mysql]
+ * - full [boolean] [pgsql-only]
+ * - freeze [boolean] [pgsql-only]
+ *
+ * @return mixed MDB2_OK success, a MDB2 error on failure
+ * @access public
+ */
+ function vacuum($table = null, $options = array())
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $query = 'VACUUM';
+ if (!empty($table)) {
+ $query .= ' '.$db->quoteIdentifier($table, true);
+ }
+ return $db->exec($query);
+ }
+
+ // }}}
// {{{ alterTable()
/**
@@ -1207,7 +1238,7 @@ class MDB2_Driver_Manager_sqlite extends MDB2_Driver_Manager_Common
if (PEAR::isError($table_def)) {
return $table_def;
}
- if (preg_match("/\bPRIMARY\s+KEY\b\s*\(([^)]+)/i", $table_def, $tmp)) {
+ if (preg_match("/\bPRIMARY\s+KEY\b/i", $table_def, $tmp)) {
$result['primary'] = true;
}
diff --git a/program/lib/MDB2/Driver/Reverse/Common.php b/program/lib/MDB2/Driver/Reverse/Common.php
index 43a2f251b..18e9da931 100644
--- a/program/lib/MDB2/Driver/Reverse/Common.php
+++ b/program/lib/MDB2/Driver/Reverse/Common.php
@@ -1,511 +1,513 @@
-<?php
-// +----------------------------------------------------------------------+
-// | PHP versions 4 and 5 |
-// +----------------------------------------------------------------------+
-// | Copyright (c) 1998-2007 Manuel Lemos, Tomas V.V.Cox, |
-// | Stig. S. Bakken, Lukas Smith |
-// | All rights reserved. |
-// +----------------------------------------------------------------------+
-// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
-// | API as well as database abstraction for PHP applications. |
-// | This LICENSE is in the BSD license style. |
-// | |
-// | Redistribution and use in source and binary forms, with or without |
-// | modification, are permitted provided that the following conditions |
-// | are met: |
-// | |
-// | Redistributions of source code must retain the above copyright |
-// | notice, this list of conditions and the following disclaimer. |
-// | |
-// | Redistributions in binary form must reproduce the above copyright |
-// | notice, this list of conditions and the following disclaimer in the |
-// | documentation and/or other materials provided with the distribution. |
-// | |
-// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
-// | Lukas Smith nor the names of his contributors may be used to endorse |
-// | or promote products derived from this software without specific prior|
-// | written permission. |
-// | |
-// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
-// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
-// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
-// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
-// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
-// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
-// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
-// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
-// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
-// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
-// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
-// | POSSIBILITY OF SUCH DAMAGE. |
-// +----------------------------------------------------------------------+
-// | Author: Lukas Smith <smith@pooteeweet.org> |
-// +----------------------------------------------------------------------+
-//
-// $Id: Common.php,v 1.41 2007/09/09 13:47:36 quipo Exp $
-//
-
-/**
- * @package MDB2
- * @category Database
- */
-
-/**
- * These are constants for the tableInfo-function
- * they are bitwised or'ed. so if there are more constants to be defined
- * in the future, adjust MDB2_TABLEINFO_FULL accordingly
- */
-
-define('MDB2_TABLEINFO_ORDER', 1);
-define('MDB2_TABLEINFO_ORDERTABLE', 2);
-define('MDB2_TABLEINFO_FULL', 3);
-
-/**
- * Base class for the schema reverse engineering module that is extended by each MDB2 driver
- *
- * To load this module in the MDB2 object:
- * $mdb->loadModule('Reverse');
- *
- * @package MDB2
- * @category Database
- * @author Lukas Smith <smith@pooteeweet.org>
- */
-class MDB2_Driver_Reverse_Common extends MDB2_Module_Common
-{
- // {{{ splitTableSchema()
-
- /**
- * Split the "[owner|schema].table" notation into an array
- * @access private
- */
- function splitTableSchema($table)
- {
- $ret = array();
- if (strpos($table, '.') !== false) {
- return explode('.', $table);
- }
- return array(null, $table);
- }
-
- // }}}
- // {{{ getTableFieldDefinition()
-
- /**
- * Get the structure of a field into an array
- *
- * @param string $table name of table that should be used in method
- * @param string $field name of field that should be used in method
- * @return mixed data array on success, a MDB2 error on failure.
- * The returned array contains an array for each field definition,
- * with all or some of these indices, depending on the field data type:
- * [notnull] [nativetype] [length] [fixed] [default] [type] [mdb2type]
- * @access public
- */
- function getTableFieldDefinition($table, $field)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
- 'method not implemented', __FUNCTION__);
- }
-
- // }}}
- // {{{ getTableIndexDefinition()
-
- /**
- * Get the structure of an index into an array
- *
- * @param string $table name of table that should be used in method
- * @param string $index name of index that should be used in method
- * @return mixed data array on success, a MDB2 error on failure
- * The returned array has this structure:
- * </pre>
- * array (
- * [fields] => array (
- * [field1name] => array() // one entry per each field covered
- * [field2name] => array() // by the index
- * [field3name] => array(
- * [sorting] => ascending
- * )
- * )
- * );
- * </pre>
- * @access public
- */
- function getTableIndexDefinition($table, $index)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
- 'method not implemented', __FUNCTION__);
- }
-
- // }}}
- // {{{ getTableConstraintDefinition()
-
- /**
- * Get the structure of an constraints into an array
- *
- * @param string $table name of table that should be used in method
- * @param string $index name of index that should be used in method
- * @return mixed data array on success, a MDB2 error on failure
- * The returned array has this structure:
- * <pre>
- * array (
- * [primary] => 0
- * [unique] => 0
- * [foreign] => 1
- * [check] => 0
- * [fields] => array (
- * [field1name] => array() // one entry per each field covered
- * [field2name] => array() // by the index
- * [field3name] => array(
- * [sorting] => ascending
- * [position] => 3
- * )
- * )
- * [references] => array(
- * [table] => name
- * [fields] => array(
- * [field1name] => array( //one entry per each referenced field
- * [position] => 1
- * )
- * )
- * )
- * [deferrable] => 0
- * [initiallydeferred] => 0
- * [onupdate] => CASCADE|RESTRICT|SET NULL|SET DEFAULT|NO ACTION
- * [ondelete] => CASCADE|RESTRICT|SET NULL|SET DEFAULT|NO ACTION
- * [match] => SIMPLE|PARTIAL|FULL
- * );
- * </pre>
- * @access public
- */
- function getTableConstraintDefinition($table, $index)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
- 'method not implemented', __FUNCTION__);
- }
-
- // }}}
- // {{{ getSequenceDefinition()
-
- /**
- * Get the structure of a sequence into an array
- *
- * @param string $sequence name of sequence that should be used in method
- * @return mixed data array on success, a MDB2 error on failure
- * The returned array has this structure:
- * <pre>
- * array (
- * [start] => n
- * );
- * </pre>
- * @access public
- */
- function getSequenceDefinition($sequence)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- $start = $db->currId($sequence);
- if (PEAR::isError($start)) {
- return $start;
- }
- if ($db->supports('current_id')) {
- $start++;
- } else {
- $db->warnings[] = 'database does not support getting current
- sequence value, the sequence value was incremented';
- }
- $definition = array();
- if ($start != 1) {
- $definition = array('start' => $start);
- }
- return $definition;
- }
-
- // }}}
- // {{{ getTriggerDefinition()
-
- /**
- * Get the structure of a trigger into an array
- *
- * EXPERIMENTAL
- *
- * WARNING: this function is experimental and may change the returned value
- * at any time until labelled as non-experimental
- *
- * @param string $trigger name of trigger that should be used in method
- * @return mixed data array on success, a MDB2 error on failure
- * The returned array has this structure:
- * <pre>
- * array (
- * [trigger_name] => 'trigger name',
- * [table_name] => 'table name',
- * [trigger_body] => 'trigger body definition',
- * [trigger_type] => 'BEFORE' | 'AFTER',
- * [trigger_event] => 'INSERT' | 'UPDATE' | 'DELETE'
- * //or comma separated list of multiple events, when supported
- * [trigger_enabled] => true|false
- * [trigger_comment] => 'trigger comment',
- * );
- * </pre>
- * The oci8 driver also returns a [when_clause] index.
- * @access public
- */
- function getTriggerDefinition($trigger)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
- 'method not implemented', __FUNCTION__);
- }
-
- // }}}
- // {{{ tableInfo()
-
- /**
- * Returns information about a table or a result set
- *
- * The format of the resulting array depends on which <var>$mode</var>
- * you select. The sample output below is based on this query:
- * <pre>
- * SELECT tblFoo.fldID, tblFoo.fldPhone, tblBar.fldId
- * FROM tblFoo
- * JOIN tblBar ON tblFoo.fldId = tblBar.fldId
- * </pre>
- *
- * <ul>
- * <li>
- *
- * <kbd>null</kbd> (default)
- * <pre>
- * [0] => Array (
- * [table] => tblFoo
- * [name] => fldId
- * [type] => int
- * [len] => 11
- * [flags] => primary_key not_null
- * )
- * [1] => Array (
- * [table] => tblFoo
- * [name] => fldPhone
- * [type] => string
- * [len] => 20
- * [flags] =>
- * )
- * [2] => Array (
- * [table] => tblBar
- * [name] => fldId
- * [type] => int
- * [len] => 11
- * [flags] => primary_key not_null
- * )
- * </pre>
- *
- * </li><li>
- *
- * <kbd>MDB2_TABLEINFO_ORDER</kbd>
- *
- * <p>In addition to the information found in the default output,
- * a notation of the number of columns is provided by the
- * <samp>num_fields</samp> element while the <samp>order</samp>
- * element provides an array with the column names as the keys and
- * their location index number (corresponding to the keys in the
- * the default output) as the values.</p>
- *
- * <p>If a result set has identical field names, the last one is
- * used.</p>
- *
- * <pre>
- * [num_fields] => 3
- * [order] => Array (
- * [fldId] => 2
- * [fldTrans] => 1
- * )
- * </pre>
- *
- * </li><li>
- *
- * <kbd>MDB2_TABLEINFO_ORDERTABLE</kbd>
- *
- * <p>Similar to <kbd>MDB2_TABLEINFO_ORDER</kbd> but adds more
- * dimensions to the array in which the table names are keys and
- * the field names are sub-keys. This is helpful for queries that
- * join tables which have identical field names.</p>
- *
- * <pre>
- * [num_fields] => 3
- * [ordertable] => Array (
- * [tblFoo] => Array (
- * [fldId] => 0
- * [fldPhone] => 1
- * )
- * [tblBar] => Array (
- * [fldId] => 2
- * )
- * )
- * </pre>
- *
- * </li>
- * </ul>
- *
- * The <samp>flags</samp> element contains a space separated list
- * of extra information about the field. This data is inconsistent
- * between DBMS's due to the way each DBMS works.
- * + <samp>primary_key</samp>
- * + <samp>unique_key</samp>
- * + <samp>multiple_key</samp>
- * + <samp>not_null</samp>
- *
- * Most DBMS's only provide the <samp>table</samp> and <samp>flags</samp>
- * elements if <var>$result</var> is a table name. The following DBMS's
- * provide full information from queries:
- * + fbsql
- * + mysql
- *
- * If the 'portability' option has <samp>MDB2_PORTABILITY_FIX_CASE</samp>
- * turned on, the names of tables and fields will be lower or upper cased.
- *
- * @param object|string $result MDB2_result object from a query or a
- * string containing the name of a table.
- * While this also accepts a query result
- * resource identifier, this behavior is
- * deprecated.
- * @param int $mode either unused or one of the tableInfo modes:
- * <kbd>MDB2_TABLEINFO_ORDERTABLE</kbd>,
- * <kbd>MDB2_TABLEINFO_ORDER</kbd> or
- * <kbd>MDB2_TABLEINFO_FULL</kbd> (which does both).
- * These are bitwise, so the first two can be
- * combined using <kbd>|</kbd>.
- *
- * @return array an associative array with the information requested.
- * A MDB2_Error object on failure.
- *
- * @see MDB2_Driver_Common::setOption()
- */
- function tableInfo($result, $mode = null)
- {
- $db =& $this->getDBInstance();
- if (PEAR::isError($db)) {
- return $db;
- }
-
- if (!is_string($result)) {
- return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
- 'method not implemented', __FUNCTION__);
- }
-
- $db->loadModule('Manager', null, true);
- $fields = $db->manager->listTableFields($result);
- if (PEAR::isError($fields)) {
- return $fields;
- }
-
- $flags = array();
-
- $idxname_format = $db->getOption('idxname_format');
- $db->setOption('idxname_format', '%s');
-
- $indexes = $db->manager->listTableIndexes($result);
- if (PEAR::isError($indexes)) {
- $db->setOption('idxname_format', $idxname_format);
- return $indexes;
- }
-
- foreach ($indexes as $index) {
- $definition = $this->getTableIndexDefinition($result, $index);
- if (PEAR::isError($definition)) {
- $db->setOption('idxname_format', $idxname_format);
- return $definition;
- }
- if (count($definition['fields']) > 1) {
- foreach ($definition['fields'] as $field => $sort) {
- $flags[$field] = 'multiple_key';
- }
- }
- }
-
- $constraints = $db->manager->listTableConstraints($result);
- if (PEAR::isError($constraints)) {
- return $constraints;
- }
-
- foreach ($constraints as $constraint) {
- $definition = $this->getTableConstraintDefinition($result, $constraint);
- if (PEAR::isError($definition)) {
- $db->setOption('idxname_format', $idxname_format);
- return $definition;
- }
- $flag = !empty($definition['primary'])
- ? 'primary_key' : (!empty($definition['unique'])
- ? 'unique_key' : false);
- if ($flag) {
- foreach ($definition['fields'] as $field => $sort) {
- if (empty($flags[$field]) || $flags[$field] != 'primary_key') {
- $flags[$field] = $flag;
- }
- }
- }
- }
-
- if ($mode) {
- $res['num_fields'] = count($fields);
- }
-
- foreach ($fields as $i => $field) {
- $definition = $this->getTableFieldDefinition($result, $field);
- if (PEAR::isError($definition)) {
- $db->setOption('idxname_format', $idxname_format);
- return $definition;
- }
- $res[$i] = $definition[0];
- $res[$i]['name'] = $field;
- $res[$i]['table'] = $result;
- $res[$i]['type'] = preg_replace('/^([a-z]+).*$/i', '\\1', trim($definition[0]['nativetype']));
- // 'primary_key', 'unique_key', 'multiple_key'
- $res[$i]['flags'] = empty($flags[$field]) ? '' : $flags[$field];
- // not_null', 'unsigned', 'auto_increment', 'default_[rawencodedvalue]'
- if (!empty($res[$i]['notnull'])) {
- $res[$i]['flags'].= ' not_null';
- }
- if (!empty($res[$i]['unsigned'])) {
- $res[$i]['flags'].= ' unsigned';
- }
- if (!empty($res[$i]['auto_increment'])) {
- $res[$i]['flags'].= ' autoincrement';
- }
- if (!empty($res[$i]['default'])) {
- $res[$i]['flags'].= ' default_'.rawurlencode($res[$i]['default']);
- }
-
- if ($mode & MDB2_TABLEINFO_ORDER) {
- $res['order'][$res[$i]['name']] = $i;
- }
- if ($mode & MDB2_TABLEINFO_ORDERTABLE) {
- $res['ordertable'][$res[$i]['table']][$res[$i]['name']] = $i;
- }
- }
-
- $db->setOption('idxname_format', $idxname_format);
- return $res;
- }
-}
+<?php
+// +----------------------------------------------------------------------+
+// | PHP versions 4 and 5 |
+// +----------------------------------------------------------------------+
+// | Copyright (c) 1998-2007 Manuel Lemos, Tomas V.V.Cox, |
+// | Stig. S. Bakken, Lukas Smith |
+// | All rights reserved. |
+// +----------------------------------------------------------------------+
+// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
+// | API as well as database abstraction for PHP applications. |
+// | This LICENSE is in the BSD license style. |
+// | |
+// | Redistribution and use in source and binary forms, with or without |
+// | modification, are permitted provided that the following conditions |
+// | are met: |
+// | |
+// | Redistributions of source code must retain the above copyright |
+// | notice, this list of conditions and the following disclaimer. |
+// | |
+// | Redistributions in binary form must reproduce the above copyright |
+// | notice, this list of conditions and the following disclaimer in the |
+// | documentation and/or other materials provided with the distribution. |
+// | |
+// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
+// | Lukas Smith nor the names of his contributors may be used to endorse |
+// | or promote products derived from this software without specific prior|
+// | written permission. |
+// | |
+// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
+// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
+// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
+// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
+// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
+// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
+// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
+// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
+// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
+// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
+// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
+// | POSSIBILITY OF SUCH DAMAGE. |
+// +----------------------------------------------------------------------+
+// | Author: Lukas Smith <smith@pooteeweet.org> |
+// +----------------------------------------------------------------------+
+//
+// $Id: Common.php,v 1.42 2008/01/12 12:50:58 quipo Exp $
+//
+
+/**
+ * @package MDB2
+ * @category Database
+ */
+
+/**
+ * These are constants for the tableInfo-function
+ * they are bitwised or'ed. so if there are more constants to be defined
+ * in the future, adjust MDB2_TABLEINFO_FULL accordingly
+ */
+
+define('MDB2_TABLEINFO_ORDER', 1);
+define('MDB2_TABLEINFO_ORDERTABLE', 2);
+define('MDB2_TABLEINFO_FULL', 3);
+
+/**
+ * Base class for the schema reverse engineering module that is extended by each MDB2 driver
+ *
+ * To load this module in the MDB2 object:
+ * $mdb->loadModule('Reverse');
+ *
+ * @package MDB2
+ * @category Database
+ * @author Lukas Smith <smith@pooteeweet.org>
+ */
+class MDB2_Driver_Reverse_Common extends MDB2_Module_Common
+{
+ // {{{ splitTableSchema()
+
+ /**
+ * Split the "[owner|schema].table" notation into an array
+ * @access private
+ */
+ function splitTableSchema($table)
+ {
+ $ret = array();
+ if (strpos($table, '.') !== false) {
+ return explode('.', $table);
+ }
+ return array(null, $table);
+ }
+
+ // }}}
+ // {{{ getTableFieldDefinition()
+
+ /**
+ * Get the structure of a field into an array
+ *
+ * @param string $table name of table that should be used in method
+ * @param string $field name of field that should be used in method
+ * @return mixed data array on success, a MDB2 error on failure.
+ * The returned array contains an array for each field definition,
+ * with all or some of these indices, depending on the field data type:
+ * [notnull] [nativetype] [length] [fixed] [default] [type] [mdb2type]
+ * @access public
+ */
+ function getTableFieldDefinition($table, $field)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ 'method not implemented', __FUNCTION__);
+ }
+
+ // }}}
+ // {{{ getTableIndexDefinition()
+
+ /**
+ * Get the structure of an index into an array
+ *
+ * @param string $table name of table that should be used in method
+ * @param string $index name of index that should be used in method
+ * @return mixed data array on success, a MDB2 error on failure
+ * The returned array has this structure:
+ * </pre>
+ * array (
+ * [fields] => array (
+ * [field1name] => array() // one entry per each field covered
+ * [field2name] => array() // by the index
+ * [field3name] => array(
+ * [sorting] => ascending
+ * )
+ * )
+ * );
+ * </pre>
+ * @access public
+ */
+ function getTableIndexDefinition($table, $index)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ 'method not implemented', __FUNCTION__);
+ }
+
+ // }}}
+ // {{{ getTableConstraintDefinition()
+
+ /**
+ * Get the structure of an constraints into an array
+ *
+ * @param string $table name of table that should be used in method
+ * @param string $index name of index that should be used in method
+ * @return mixed data array on success, a MDB2 error on failure
+ * The returned array has this structure:
+ * <pre>
+ * array (
+ * [primary] => 0
+ * [unique] => 0
+ * [foreign] => 1
+ * [check] => 0
+ * [fields] => array (
+ * [field1name] => array() // one entry per each field covered
+ * [field2name] => array() // by the index
+ * [field3name] => array(
+ * [sorting] => ascending
+ * [position] => 3
+ * )
+ * )
+ * [references] => array(
+ * [table] => name
+ * [fields] => array(
+ * [field1name] => array( //one entry per each referenced field
+ * [position] => 1
+ * )
+ * )
+ * )
+ * [deferrable] => 0
+ * [initiallydeferred] => 0
+ * [onupdate] => CASCADE|RESTRICT|SET NULL|SET DEFAULT|NO ACTION
+ * [ondelete] => CASCADE|RESTRICT|SET NULL|SET DEFAULT|NO ACTION
+ * [match] => SIMPLE|PARTIAL|FULL
+ * );
+ * </pre>
+ * @access public
+ */
+ function getTableConstraintDefinition($table, $index)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ 'method not implemented', __FUNCTION__);
+ }
+
+ // }}}
+ // {{{ getSequenceDefinition()
+
+ /**
+ * Get the structure of a sequence into an array
+ *
+ * @param string $sequence name of sequence that should be used in method
+ * @return mixed data array on success, a MDB2 error on failure
+ * The returned array has this structure:
+ * <pre>
+ * array (
+ * [start] => n
+ * );
+ * </pre>
+ * @access public
+ */
+ function getSequenceDefinition($sequence)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $start = $db->currId($sequence);
+ if (PEAR::isError($start)) {
+ return $start;
+ }
+ if ($db->supports('current_id')) {
+ $start++;
+ } else {
+ $db->warnings[] = 'database does not support getting current
+ sequence value, the sequence value was incremented';
+ }
+ $definition = array();
+ if ($start != 1) {
+ $definition = array('start' => $start);
+ }
+ return $definition;
+ }
+
+ // }}}
+ // {{{ getTriggerDefinition()
+
+ /**
+ * Get the structure of a trigger into an array
+ *
+ * EXPERIMENTAL
+ *
+ * WARNING: this function is experimental and may change the returned value
+ * at any time until labelled as non-experimental
+ *
+ * @param string $trigger name of trigger that should be used in method
+ * @return mixed data array on success, a MDB2 error on failure
+ * The returned array has this structure:
+ * <pre>
+ * array (
+ * [trigger_name] => 'trigger name',
+ * [table_name] => 'table name',
+ * [trigger_body] => 'trigger body definition',
+ * [trigger_type] => 'BEFORE' | 'AFTER',
+ * [trigger_event] => 'INSERT' | 'UPDATE' | 'DELETE'
+ * //or comma separated list of multiple events, when supported
+ * [trigger_enabled] => true|false
+ * [trigger_comment] => 'trigger comment',
+ * );
+ * </pre>
+ * The oci8 driver also returns a [when_clause] index.
+ * @access public
+ */
+ function getTriggerDefinition($trigger)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ 'method not implemented', __FUNCTION__);
+ }
+
+ // }}}
+ // {{{ tableInfo()
+
+ /**
+ * Returns information about a table or a result set
+ *
+ * The format of the resulting array depends on which <var>$mode</var>
+ * you select. The sample output below is based on this query:
+ * <pre>
+ * SELECT tblFoo.fldID, tblFoo.fldPhone, tblBar.fldId
+ * FROM tblFoo
+ * JOIN tblBar ON tblFoo.fldId = tblBar.fldId
+ * </pre>
+ *
+ * <ul>
+ * <li>
+ *
+ * <kbd>null</kbd> (default)
+ * <pre>
+ * [0] => Array (
+ * [table] => tblFoo
+ * [name] => fldId
+ * [type] => int
+ * [len] => 11
+ * [flags] => primary_key not_null
+ * )
+ * [1] => Array (
+ * [table] => tblFoo
+ * [name] => fldPhone
+ * [type] => string
+ * [len] => 20
+ * [flags] =>
+ * )
+ * [2] => Array (
+ * [table] => tblBar
+ * [name] => fldId
+ * [type] => int
+ * [len] => 11
+ * [flags] => primary_key not_null
+ * )
+ * </pre>
+ *
+ * </li><li>
+ *
+ * <kbd>MDB2_TABLEINFO_ORDER</kbd>
+ *
+ * <p>In addition to the information found in the default output,
+ * a notation of the number of columns is provided by the
+ * <samp>num_fields</samp> element while the <samp>order</samp>
+ * element provides an array with the column names as the keys and
+ * their location index number (corresponding to the keys in the
+ * the default output) as the values.</p>
+ *
+ * <p>If a result set has identical field names, the last one is
+ * used.</p>
+ *
+ * <pre>
+ * [num_fields] => 3
+ * [order] => Array (
+ * [fldId] => 2
+ * [fldTrans] => 1
+ * )
+ * </pre>
+ *
+ * </li><li>
+ *
+ * <kbd>MDB2_TABLEINFO_ORDERTABLE</kbd>
+ *
+ * <p>Similar to <kbd>MDB2_TABLEINFO_ORDER</kbd> but adds more
+ * dimensions to the array in which the table names are keys and
+ * the field names are sub-keys. This is helpful for queries that
+ * join tables which have identical field names.</p>
+ *
+ * <pre>
+ * [num_fields] => 3
+ * [ordertable] => Array (
+ * [tblFoo] => Array (
+ * [fldId] => 0
+ * [fldPhone] => 1
+ * )
+ * [tblBar] => Array (
+ * [fldId] => 2
+ * )
+ * )
+ * </pre>
+ *
+ * </li>
+ * </ul>
+ *
+ * The <samp>flags</samp> element contains a space separated list
+ * of extra information about the field. This data is inconsistent
+ * between DBMS's due to the way each DBMS works.
+ * + <samp>primary_key</samp>
+ * + <samp>unique_key</samp>
+ * + <samp>multiple_key</samp>
+ * + <samp>not_null</samp>
+ *
+ * Most DBMS's only provide the <samp>table</samp> and <samp>flags</samp>
+ * elements if <var>$result</var> is a table name. The following DBMS's
+ * provide full information from queries:
+ * + fbsql
+ * + mysql
+ *
+ * If the 'portability' option has <samp>MDB2_PORTABILITY_FIX_CASE</samp>
+ * turned on, the names of tables and fields will be lower or upper cased.
+ *
+ * @param object|string $result MDB2_result object from a query or a
+ * string containing the name of a table.
+ * While this also accepts a query result
+ * resource identifier, this behavior is
+ * deprecated.
+ * @param int $mode either unused or one of the tableInfo modes:
+ * <kbd>MDB2_TABLEINFO_ORDERTABLE</kbd>,
+ * <kbd>MDB2_TABLEINFO_ORDER</kbd> or
+ * <kbd>MDB2_TABLEINFO_FULL</kbd> (which does both).
+ * These are bitwise, so the first two can be
+ * combined using <kbd>|</kbd>.
+ *
+ * @return array an associative array with the information requested.
+ * A MDB2_Error object on failure.
+ *
+ * @see MDB2_Driver_Common::setOption()
+ */
+ function tableInfo($result, $mode = null)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ if (!is_string($result)) {
+ return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ 'method not implemented', __FUNCTION__);
+ }
+
+ $db->loadModule('Manager', null, true);
+ $fields = $db->manager->listTableFields($result);
+ if (PEAR::isError($fields)) {
+ return $fields;
+ }
+
+ $flags = array();
+
+ $idxname_format = $db->getOption('idxname_format');
+ $db->setOption('idxname_format', '%s');
+
+ $indexes = $db->manager->listTableIndexes($result);
+ if (PEAR::isError($indexes)) {
+ $db->setOption('idxname_format', $idxname_format);
+ return $indexes;
+ }
+
+ foreach ($indexes as $index) {
+ $definition = $this->getTableIndexDefinition($result, $index);
+ if (PEAR::isError($definition)) {
+ $db->setOption('idxname_format', $idxname_format);
+ return $definition;
+ }
+ if (count($definition['fields']) > 1) {
+ foreach ($definition['fields'] as $field => $sort) {
+ $flags[$field] = 'multiple_key';
+ }
+ }
+ }
+
+ $constraints = $db->manager->listTableConstraints($result);
+ if (PEAR::isError($constraints)) {
+ return $constraints;
+ }
+
+ foreach ($constraints as $constraint) {
+ $definition = $this->getTableConstraintDefinition($result, $constraint);
+ if (PEAR::isError($definition)) {
+ $db->setOption('idxname_format', $idxname_format);
+ return $definition;
+ }
+ $flag = !empty($definition['primary'])
+ ? 'primary_key' : (!empty($definition['unique'])
+ ? 'unique_key' : false);
+ if ($flag) {
+ foreach ($definition['fields'] as $field => $sort) {
+ if (empty($flags[$field]) || $flags[$field] != 'primary_key') {
+ $flags[$field] = $flag;
+ }
+ }
+ }
+ }
+
+ $res = array();
+
+ if ($mode) {
+ $res['num_fields'] = count($fields);
+ }
+
+ foreach ($fields as $i => $field) {
+ $definition = $this->getTableFieldDefinition($result, $field);
+ if (PEAR::isError($definition)) {
+ $db->setOption('idxname_format', $idxname_format);
+ return $definition;
+ }
+ $res[$i] = $definition[0];
+ $res[$i]['name'] = $field;
+ $res[$i]['table'] = $result;
+ $res[$i]['type'] = preg_replace('/^([a-z]+).*$/i', '\\1', trim($definition[0]['nativetype']));
+ // 'primary_key', 'unique_key', 'multiple_key'
+ $res[$i]['flags'] = empty($flags[$field]) ? '' : $flags[$field];
+ // not_null', 'unsigned', 'auto_increment', 'default_[rawencodedvalue]'
+ if (!empty($res[$i]['notnull'])) {
+ $res[$i]['flags'].= ' not_null';
+ }
+ if (!empty($res[$i]['unsigned'])) {
+ $res[$i]['flags'].= ' unsigned';
+ }
+ if (!empty($res[$i]['auto_increment'])) {
+ $res[$i]['flags'].= ' autoincrement';
+ }
+ if (!empty($res[$i]['default'])) {
+ $res[$i]['flags'].= ' default_'.rawurlencode($res[$i]['default']);
+ }
+
+ if ($mode & MDB2_TABLEINFO_ORDER) {
+ $res['order'][$res[$i]['name']] = $i;
+ }
+ if ($mode & MDB2_TABLEINFO_ORDERTABLE) {
+ $res['ordertable'][$res[$i]['table']][$res[$i]['name']] = $i;
+ }
+ }
+
+ $db->setOption('idxname_format', $idxname_format);
+ return $res;
+ }
+}
?> \ No newline at end of file
diff --git a/program/lib/MDB2/Driver/Reverse/mssql.php b/program/lib/MDB2/Driver/Reverse/mssql.php
index a27c95d57..0991190c4 100644
--- a/program/lib/MDB2/Driver/Reverse/mssql.php
+++ b/program/lib/MDB2/Driver/Reverse/mssql.php
@@ -43,7 +43,7 @@
// | Lorenzo Alberton <l.alberton@quipo.it> |
// +----------------------------------------------------------------------+
//
-// $Id: mssql.php,v 1.48 2007/11/25 13:38:29 quipo Exp $
+// $Id: mssql.php,v 1.49 2008/02/17 15:30:57 quipo Exp $
//
require_once 'MDB2/Driver/Reverse/Common.php';
@@ -454,7 +454,7 @@ class MDB2_Driver_Reverse_mssql extends MDB2_Driver_Reverse_Common
}
$trg_body = $db->queryCol('EXEC sp_helptext '. $db->quote($trigger, 'text'), 'text');
if (!PEAR::isError($trg_body)) {
- $def['trigger_body'] = implode('', $trg_body);
+ $def['trigger_body'] = implode(' ', $trg_body);
}
return $def;
}
diff --git a/program/lib/MDB2/Driver/Reverse/pgsql.php b/program/lib/MDB2/Driver/Reverse/pgsql.php
index 930eea93f..7d5c9f134 100644
--- a/program/lib/MDB2/Driver/Reverse/pgsql.php
+++ b/program/lib/MDB2/Driver/Reverse/pgsql.php
@@ -2,7 +2,7 @@
// +----------------------------------------------------------------------+
// | PHP versions 4 and 5 |
// +----------------------------------------------------------------------+
-// | Copyright (c) 1998-2007 Manuel Lemos, Tomas V.V.Cox, |
+// | Copyright (c) 1998-2008 Manuel Lemos, Tomas V.V.Cox, |
// | Stig. S. Bakken, Lukas Smith |
// | All rights reserved. |
// +----------------------------------------------------------------------+
@@ -43,7 +43,7 @@
// | Lorenzo Alberton <l.alberton@quipo.it> |
// +----------------------------------------------------------------------+
//
-// $Id: pgsql.php,v 1.68 2007/11/25 13:38:29 quipo Exp $
+// $Id: pgsql.php,v 1.70 2008/03/13 20:38:09 quipo Exp $
require_once 'MDB2/Driver/Reverse/Common.php';
@@ -358,7 +358,7 @@ class MDB2_Driver_Reverse_pgsql extends MDB2_Driver_Reverse_Common
$query = 'SELECT a.attname
FROM pg_constraint c
LEFT JOIN pg_class t ON c.confrelid = t.oid
- LEFT JOIN pg_attribute a ON a.attrelid = t.oid AND a.attnum = ANY(c.conkey)
+ LEFT JOIN pg_attribute a ON a.attrelid = t.oid AND a.attnum = ANY(c.confkey)
WHERE c.conname = %s
AND t.relname = ' . $db->quote($definition['references']['table'], 'text');
$constraint_name_mdb2 = $db->getIndexName($constraint_name);
@@ -424,7 +424,10 @@ class MDB2_Driver_Reverse_pgsql extends MDB2_Driver_Reverse_Common
WHEN 24 THEN 'UPDATE, DELETE'
WHEN 12 THEN 'INSERT, DELETE'
END AS trigger_event,
- trg.tgenabled AS trigger_enabled,
+ CASE trg.tgenabled
+ WHEN 'O' THEN 't'
+ ELSE trg.tgenabled
+ END AS trigger_enabled,
obj_description(trg.oid, 'pg_trigger') AS trigger_comment
FROM pg_trigger trg,
pg_class tbl,
diff --git a/program/lib/MDB2/Driver/Reverse/sqlite.php b/program/lib/MDB2/Driver/Reverse/sqlite.php
index 2ba81c7c5..abd9cbcfb 100644
--- a/program/lib/MDB2/Driver/Reverse/sqlite.php
+++ b/program/lib/MDB2/Driver/Reverse/sqlite.php
@@ -43,7 +43,7 @@
// | Lorenzo Alberton <l.alberton@quipo.it> |
// +----------------------------------------------------------------------+
//
-// $Id: sqlite.php,v 1.78 2007/12/01 10:46:13 quipo Exp $
+// $Id: sqlite.php,v 1.79 2008/03/05 11:08:53 quipo Exp $
//
require_once 'MDB2/Driver/Reverse/Common.php';
@@ -393,6 +393,18 @@ class MDB2_Driver_Reverse_sqlite extends MDB2_Driver_Reverse_Common
}
return $definition;
}
+ if (preg_match("/\"([^\"]+)\"[^\,\"]+\bPRIMARY\s+KEY\b[^\,\)]*/i", $sql, $tmp)) {
+ $definition['primary'] = true;
+ $definition['fields'] = array();
+ $column_names = split(',', $tmp[1]);
+ $colpos = 1;
+ foreach ($column_names as $column_name) {
+ $definition['fields'][trim($column_name)] = array(
+ 'position' => $colpos++
+ );
+ }
+ return $definition;
+ }
} else {
// search in table definition for FOREIGN KEYs
$pattern = "/\bCONSTRAINT\b\s+%s\s+
diff --git a/program/lib/MDB2/Driver/mssql.php b/program/lib/MDB2/Driver/mssql.php
index f74acfea4..a16e33cbe 100644
--- a/program/lib/MDB2/Driver/mssql.php
+++ b/program/lib/MDB2/Driver/mssql.php
@@ -3,7 +3,7 @@
// +----------------------------------------------------------------------+
// | PHP versions 4 and 5 |
// +----------------------------------------------------------------------+
-// | Copyright (c) 1998-2006 Manuel Lemos, Tomas V.V.Cox, |
+// | Copyright (c) 1998-2008 Manuel Lemos, Tomas V.V.Cox, |
// | Stig. S. Bakken, Lukas Smith, Frank M. Kromann |
// | All rights reserved. |
// +----------------------------------------------------------------------+
@@ -43,7 +43,7 @@
// | Author: Frank M. Kromann <frank@kromann.info> |
// +----------------------------------------------------------------------+
//
-// $Id: mssql.php,v 1.161 2007/11/18 17:52:00 quipo Exp $
+// $Id: mssql.php,v 1.174 2008/03/08 14:18:39 quipo Exp $
//
// {{{ Class MDB2_Driver_mssql
/**
@@ -86,6 +86,7 @@ class MDB2_Driver_mssql extends MDB2_Driver_Common
$this->supported['LOBs'] = true;
$this->supported['replace'] = 'emulated';
$this->supported['sub_selects'] = true;
+ $this->supported['triggers'] = true;
$this->supported['auto_increment'] = true;
$this->supported['primary_key'] = true;
$this->supported['result_introspection'] = true;
@@ -93,8 +94,11 @@ class MDB2_Driver_mssql extends MDB2_Driver_Common
$this->supported['pattern_escaping'] = true;
$this->supported['new_link'] = true;
+ $this->options['DBA_username'] = false;
+ $this->options['DBA_password'] = false;
$this->options['database_device'] = false;
$this->options['database_size'] = false;
+ $this->options['max_identifiers_length'] = 128; // MS Access: 64
}
// }}}
@@ -107,11 +111,15 @@ class MDB2_Driver_mssql extends MDB2_Driver_Common
* @return array
* @access public
*/
- function errorInfo($error = null)
+ function errorInfo($error = null, $connection = null)
{
+ if (is_null($connection)) {
+ $connection = $this->connection;
+ }
+
$native_code = null;
- if ($this->connection) {
- $result = @mssql_query('select @@ERROR as ErrorCode', $this->connection);
+ if ($connection) {
+ $result = @mssql_query('select @@ERROR as ErrorCode', $connection);
if ($result) {
$native_code = @mssql_result($result, 0, 0);
@mssql_free_result($result);
@@ -136,8 +144,10 @@ class MDB2_Driver_mssql extends MDB2_Driver_Common
336 => MDB2_ERROR_SYNTAX,
515 => MDB2_ERROR_CONSTRAINT_NOT_NULL,
547 => MDB2_ERROR_CONSTRAINT,
+ 911 => MDB2_ERROR_NOT_FOUND,
1018 => MDB2_ERROR_SYNTAX,
1035 => MDB2_ERROR_SYNTAX,
+ 1801 => MDB2_ERROR_ALREADY_EXISTS,
1913 => MDB2_ERROR_ALREADY_EXISTS,
2209 => MDB2_ERROR_SYNTAX,
2223 => MDB2_ERROR_SYNTAX,
@@ -296,39 +306,30 @@ class MDB2_Driver_mssql extends MDB2_Driver_Common
}
// }}}
- // {{{ connect()
+ // {{{ _doConnect()
/**
- * Connect to the database
+ * do the grunt work of the connect
*
- * @return true on success, MDB2 Error Object on failure
+ * @return connection on success or MDB2 Error Object on failure
+ * @access protected
*/
- function connect()
+ function _doConnect($username, $password, $persistent = false)
{
- if (is_resource($this->connection)) {
- //if (count(array_diff($this->connected_dsn, $this->dsn)) == 0
- if (MDB2::areEquals($this->connected_dsn, $this->dsn)
- && $this->opened_persistent == $this->options['persistent']
- ) {
- return MDB2_OK;
- }
- $this->disconnect(false);
- }
-
- if (!PEAR::loadExtension($this->phptype)) {
+ if (!PEAR::loadExtension($this->phptype) && !PEAR::loadExtension('sybase_ct')) {
return $this->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
'extension '.$this->phptype.' is not compiled into PHP', __FUNCTION__);
}
$params = array(
$this->dsn['hostspec'] ? $this->dsn['hostspec'] : 'localhost',
- $this->dsn['username'] ? $this->dsn['username'] : null,
- $this->dsn['password'] ? $this->dsn['password'] : null,
+ $username ? $username : null,
+ $password ? $password : null,
);
if ($this->dsn['port']) {
$params[0].= ((substr(PHP_OS, 0, 3) == 'WIN') ? ',' : ':').$this->dsn['port'];
}
- if (!$this->options['persistent']) {
+ if (!$persistent) {
if (isset($this->dsn['new_link'])
&& ($this->dsn['new_link'] == 'true' || $this->dsn['new_link'] === true)
) {
@@ -338,7 +339,7 @@ class MDB2_Driver_mssql extends MDB2_Driver_Common
}
}
- $connect_function = $this->options['persistent'] ? 'mssql_pconnect' : 'mssql_connect';
+ $connect_function = $persistent ? 'mssql_pconnect' : 'mssql_connect';
$connection = @call_user_func_array($connect_function, $params);
if ($connection <= 0) {
@@ -346,6 +347,8 @@ class MDB2_Driver_mssql extends MDB2_Driver_Common
'unable to establish a connection', __FUNCTION__, __FUNCTION__);
}
+ @mssql_query('SET ANSI_NULL_DFLT_ON ON', $connection);
+
if (!empty($this->dsn['charset'])) {
$result = $this->setCharset($this->dsn['charset'], $connection);
if (PEAR::isError($result)) {
@@ -361,6 +364,38 @@ class MDB2_Driver_mssql extends MDB2_Driver_Common
@mssql_query('SET DATEFORMAT ymd', $connection);
}
+ return $connection;
+ }
+
+ // }}}
+ // {{{ connect()
+
+ /**
+ * Connect to the database
+ *
+ * @return true on success, MDB2 Error Object on failure
+ */
+ function connect()
+ {
+ if (is_resource($this->connection)) {
+ //if (count(array_diff($this->connected_dsn, $this->dsn)) == 0
+ if (MDB2::areEquals($this->connected_dsn, $this->dsn)
+ && $this->opened_persistent == $this->options['persistent']
+ ) {
+ return MDB2_OK;
+ }
+ $this->disconnect(false);
+ }
+
+ $connection = $this->_doConnect(
+ $this->dsn['username'],
+ $this->dsn['password'],
+ $this->options['persistent']
+ );
+ if (PEAR::isError($connection)) {
+ return $connection;
+ }
+
$this->connection = $connection;
$this->connected_dsn = $this->dsn;
$this->connected_database_name = '';
@@ -382,6 +417,41 @@ class MDB2_Driver_mssql extends MDB2_Driver_Common
}
// }}}
+ // {{{ databaseExists()
+
+ /**
+ * check if given database name is exists?
+ *
+ * @param string $name name of the database that should be checked
+ *
+ * @return mixed true/false on success, a MDB2 error on failure
+ * @access public
+ */
+ function databaseExists($name)
+ {
+ $connection = $this->_doConnect($this->dsn['username'],
+ $this->dsn['password'],
+ $this->options['persistent']);
+ if (PEAR::isError($connection)) {
+ return $connection;
+ }
+
+ $result = @mssql_select_db($name, $connection);
+ $errorInfo = $this->errorInfo(null, $connection);
+ @mssql_close($connection);
+ if (!$result) {
+ if ($errorInfo[0] != MDB2_ERROR_NOT_FOUND) {
+ exit;
+ $result = $this->raiseError($errorInfo[0], null, null, $errorInfo[2], __FUNCTION__);
+ return $result;
+ }
+ $result = false;
+ }
+
+ return $result;
+ }
+
+ // }}}
// {{{ disconnect()
/**
@@ -417,6 +487,42 @@ class MDB2_Driver_mssql extends MDB2_Driver_Common
}
// }}}
+ // {{{ standaloneQuery()
+
+ /**
+ * execute a query as DBA
+ *
+ * @param string $query the SQL query
+ * @param mixed $types array that contains the types of the columns in
+ * the result set
+ * @param boolean $is_manip if the query is a manipulation query
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function &standaloneQuery($query, $types = null, $is_manip = false)
+ {
+ $user = $this->options['DBA_username']? $this->options['DBA_username'] : $this->dsn['username'];
+ $pass = $this->options['DBA_password']? $this->options['DBA_password'] : $this->dsn['password'];
+ $connection = $this->_doConnect($user, $pass, $this->options['persistent']);
+ if (PEAR::isError($connection)) {
+ return $connection;
+ }
+
+ $offset = $this->offset;
+ $limit = $this->limit;
+ $this->offset = $this->limit = 0;
+ $query = $this->_modifyQuery($query, $is_manip, $limit, $offset);
+
+ $result =& $this->_doQuery($query, $is_manip, $connection, $this->database_name);
+ if (!PEAR::isError($result)) {
+ $result = $this->_affectedRows($connection, $result);
+ }
+
+ @mssql_close($connection);
+ return $result;
+ }
+
+ // }}}
// {{{ _doQuery()
/**
@@ -546,7 +652,7 @@ class MDB2_Driver_mssql extends MDB2_Driver_Common
// cache server_info
$this->connected_server_info = $server_info;
if (!$native && !PEAR::isError($server_info)) {
- if (preg_match('/([0-9]+)\.([0-9]+)\.([0-9]+)/', $server_info, $tmp)) {
+ if (preg_match('/(\d+)\.(\d+)\.(\d+)/', $server_info, $tmp)) {
$server_info = array(
'major' => $tmp[1],
'minor' => $tmp[2],
@@ -609,6 +715,7 @@ class MDB2_Driver_mssql extends MDB2_Driver_Common
{
$sequence_name = $this->quoteIdentifier($this->getSequenceName($seq_name), true);
$seqcol_name = $this->quoteIdentifier($this->options['seqcol_name'], true);
+ $this->pushErrorHandling(PEAR_ERROR_RETURN);
$this->expectError(MDB2_ERROR_NOSUCHTABLE);
$seq_val = $this->_checkSequence($sequence_name);
@@ -621,6 +728,7 @@ class MDB2_Driver_mssql extends MDB2_Driver_Common
}
$result =& $this->_doQuery($query, true);
$this->popExpect();
+ $this->popErrorHandling();
if (PEAR::isError($result)) {
if ($ondemand && !$this->_checkSequence($sequence_name)) {
$this->loadModule('Manager', null, true);
@@ -669,6 +777,7 @@ class MDB2_Driver_mssql extends MDB2_Driver_Common
*
* @param string $table name of the table into which a new row was inserted
* @param string $field name of the field into which a new row was inserted
+ *
* @return mixed MDB2 Error Object or id
* @access public
*/
@@ -678,9 +787,12 @@ class MDB2_Driver_mssql extends MDB2_Driver_Common
if (is_array($server_info) && !is_null($server_info['major'])
&& $server_info['major'] >= 8
) {
- $query = "SELECT SCOPE_IDENTITY()";
+ $query = "SELECT IDENT_CURRENT('$table')";
} else {
$query = "SELECT @@IDENTITY";
+ if (!is_null($table)) {
+ $query .= ' FROM '.$this->quoteIdentifier($table, true);
+ }
}
return $this->queryOne($query, 'integer');
diff --git a/program/lib/MDB2/Driver/mysql.php b/program/lib/MDB2/Driver/mysql.php
index 1e0453936..96210e43b 100644
--- a/program/lib/MDB2/Driver/mysql.php
+++ b/program/lib/MDB2/Driver/mysql.php
@@ -1,1535 +1,1685 @@
-<?php
-// vim: set et ts=4 sw=4 fdm=marker:
-// +----------------------------------------------------------------------+
-// | PHP versions 4 and 5 |
-// +----------------------------------------------------------------------+
-// | Copyright (c) 1998-2006 Manuel Lemos, Tomas V.V.Cox, |
-// | Stig. S. Bakken, Lukas Smith |
-// | All rights reserved. |
-// +----------------------------------------------------------------------+
-// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
-// | API as well as database abstraction for PHP applications. |
-// | This LICENSE is in the BSD license style. |
-// | |
-// | Redistribution and use in source and binary forms, with or without |
-// | modification, are permitted provided that the following conditions |
-// | are met: |
-// | |
-// | Redistributions of source code must retain the above copyright |
-// | notice, this list of conditions and the following disclaimer. |
-// | |
-// | Redistributions in binary form must reproduce the above copyright |
-// | notice, this list of conditions and the following disclaimer in the |
-// | documentation and/or other materials provided with the distribution. |
-// | |
-// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
-// | Lukas Smith nor the names of his contributors may be used to endorse |
-// | or promote products derived from this software without specific prior|
-// | written permission. |
-// | |
-// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
-// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
-// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
-// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
-// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
-// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
-// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
-// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
-// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
-// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
-// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
-// | POSSIBILITY OF SUCH DAMAGE. |
-// +----------------------------------------------------------------------+
-// | Author: Lukas Smith <smith@pooteeweet.org> |
-// +----------------------------------------------------------------------+
-//
-// $Id: mysql.php,v 1.195 2007/11/10 13:27:03 quipo Exp $
-//
-
-/**
- * MDB2 MySQL driver
- *
- * @package MDB2
- * @category Database
- * @author Lukas Smith <smith@pooteeweet.org>
- */
-class MDB2_Driver_mysql extends MDB2_Driver_Common
-{
- // {{{ properties
-
- var $string_quoting = array('start' => "'", 'end' => "'", 'escape' => '\\', 'escape_pattern' => '\\');
-
- var $identifier_quoting = array('start' => '`', 'end' => '`', 'escape' => '`');
-
- var $sql_comments = array(
- array('start' => '-- ', 'end' => "\n", 'escape' => false),
- array('start' => '#', 'end' => "\n", 'escape' => false),
- array('start' => '/*', 'end' => '*/', 'escape' => false),
- );
-
- var $server_capabilities_checked = false;
-
- var $start_transaction = false;
-
- var $varchar_max_length = 255;
-
- // }}}
- // {{{ constructor
-
- /**
- * Constructor
- */
- function __construct()
- {
- parent::__construct();
-
- $this->phptype = 'mysql';
- $this->dbsyntax = 'mysql';
-
- $this->supported['sequences'] = 'emulated';
- $this->supported['indexes'] = true;
- $this->supported['affected_rows'] = true;
- $this->supported['transactions'] = false;
- $this->supported['savepoints'] = false;
- $this->supported['summary_functions'] = true;
- $this->supported['order_by_text'] = true;
- $this->supported['current_id'] = 'emulated';
- $this->supported['limit_queries'] = true;
- $this->supported['LOBs'] = true;
- $this->supported['replace'] = true;
- $this->supported['sub_selects'] = 'emulated';
- $this->supported['auto_increment'] = true;
- $this->supported['primary_key'] = true;
- $this->supported['result_introspection'] = true;
- $this->supported['prepared_statements'] = 'emulated';
- $this->supported['identifier_quoting'] = true;
- $this->supported['pattern_escaping'] = true;
- $this->supported['new_link'] = true;
-
- $this->options['default_table_type'] = '';
- }
-
- // }}}
- // {{{ errorInfo()
-
- /**
- * This method is used to collect information about an error
- *
- * @param integer $error
- * @return array
- * @access public
- */
- function errorInfo($error = null)
- {
- if ($this->connection) {
- $native_code = @mysql_errno($this->connection);
- $native_msg = @mysql_error($this->connection);
- } else {
- $native_code = @mysql_errno();
- $native_msg = @mysql_error();
- }
- if (is_null($error)) {
- static $ecode_map;
- if (empty($ecode_map)) {
- $ecode_map = array(
- 1000 => MDB2_ERROR_INVALID, //hashchk
- 1001 => MDB2_ERROR_INVALID, //isamchk
- 1004 => MDB2_ERROR_CANNOT_CREATE,
- 1005 => MDB2_ERROR_CANNOT_CREATE,
- 1006 => MDB2_ERROR_CANNOT_CREATE,
- 1007 => MDB2_ERROR_ALREADY_EXISTS,
- 1008 => MDB2_ERROR_CANNOT_DROP,
- 1009 => MDB2_ERROR_CANNOT_DROP,
- 1010 => MDB2_ERROR_CANNOT_DROP,
- 1011 => MDB2_ERROR_CANNOT_DELETE,
- 1022 => MDB2_ERROR_ALREADY_EXISTS,
- 1029 => MDB2_ERROR_NOT_FOUND,
- 1032 => MDB2_ERROR_NOT_FOUND,
- 1044 => MDB2_ERROR_ACCESS_VIOLATION,
- 1045 => MDB2_ERROR_ACCESS_VIOLATION,
- 1046 => MDB2_ERROR_NODBSELECTED,
- 1048 => MDB2_ERROR_CONSTRAINT,
- 1049 => MDB2_ERROR_NOSUCHDB,
- 1050 => MDB2_ERROR_ALREADY_EXISTS,
- 1051 => MDB2_ERROR_NOSUCHTABLE,
- 1054 => MDB2_ERROR_NOSUCHFIELD,
- 1060 => MDB2_ERROR_ALREADY_EXISTS,
- 1061 => MDB2_ERROR_ALREADY_EXISTS,
- 1062 => MDB2_ERROR_ALREADY_EXISTS,
- 1064 => MDB2_ERROR_SYNTAX,
- 1067 => MDB2_ERROR_INVALID,
- 1072 => MDB2_ERROR_NOT_FOUND,
- 1086 => MDB2_ERROR_ALREADY_EXISTS,
- 1091 => MDB2_ERROR_NOT_FOUND,
- 1100 => MDB2_ERROR_NOT_LOCKED,
- 1109 => MDB2_ERROR_NOT_FOUND,
- 1125 => MDB2_ERROR_ALREADY_EXISTS,
- 1136 => MDB2_ERROR_VALUE_COUNT_ON_ROW,
- 1138 => MDB2_ERROR_INVALID,
- 1142 => MDB2_ERROR_ACCESS_VIOLATION,
- 1143 => MDB2_ERROR_ACCESS_VIOLATION,
- 1146 => MDB2_ERROR_NOSUCHTABLE,
- 1149 => MDB2_ERROR_SYNTAX,
- 1169 => MDB2_ERROR_CONSTRAINT,
- 1176 => MDB2_ERROR_NOT_FOUND,
- 1177 => MDB2_ERROR_NOSUCHTABLE,
- 1213 => MDB2_ERROR_DEADLOCK,
- 1216 => MDB2_ERROR_CONSTRAINT,
- 1217 => MDB2_ERROR_CONSTRAINT,
- 1227 => MDB2_ERROR_ACCESS_VIOLATION,
- 1299 => MDB2_ERROR_INVALID_DATE,
- 1300 => MDB2_ERROR_INVALID,
- 1304 => MDB2_ERROR_ALREADY_EXISTS,
- 1305 => MDB2_ERROR_NOT_FOUND,
- 1306 => MDB2_ERROR_CANNOT_DROP,
- 1307 => MDB2_ERROR_CANNOT_CREATE,
- 1334 => MDB2_ERROR_CANNOT_ALTER,
- 1339 => MDB2_ERROR_NOT_FOUND,
- 1356 => MDB2_ERROR_INVALID,
- 1359 => MDB2_ERROR_ALREADY_EXISTS,
- 1360 => MDB2_ERROR_NOT_FOUND,
- 1363 => MDB2_ERROR_NOT_FOUND,
- 1365 => MDB2_ERROR_DIVZERO,
- 1451 => MDB2_ERROR_CONSTRAINT,
- 1452 => MDB2_ERROR_CONSTRAINT,
- 1542 => MDB2_ERROR_CANNOT_DROP,
- 1546 => MDB2_ERROR_CONSTRAINT,
- 1582 => MDB2_ERROR_CONSTRAINT,
- );
- }
- if ($this->options['portability'] & MDB2_PORTABILITY_ERRORS) {
- $ecode_map[1022] = MDB2_ERROR_CONSTRAINT;
- $ecode_map[1048] = MDB2_ERROR_CONSTRAINT_NOT_NULL;
- $ecode_map[1062] = MDB2_ERROR_CONSTRAINT;
- } else {
- // Doing this in case mode changes during runtime.
- $ecode_map[1022] = MDB2_ERROR_ALREADY_EXISTS;
- $ecode_map[1048] = MDB2_ERROR_CONSTRAINT;
- $ecode_map[1062] = MDB2_ERROR_ALREADY_EXISTS;
- }
- if (isset($ecode_map[$native_code])) {
- $error = $ecode_map[$native_code];
- }
- }
- return array($error, $native_code, $native_msg);
- }
-
- // }}}
- // {{{ escape()
-
- /**
- * Quotes a string so it can be safely used in a query. It will quote
- * the text so it can safely be used within a query.
- *
- * @param string the input string to quote
- * @param bool escape wildcards
- *
- * @return string quoted string
- *
- * @access public
- */
- function escape($text, $escape_wildcards = false)
- {
- if ($escape_wildcards) {
- $text = $this->escapePattern($text);
- }
- $connection = $this->getConnection();
- if (PEAR::isError($connection)) {
- return $connection;
- }
- $text = @mysql_real_escape_string($text, $connection);
- return $text;
- }
-
- // }}}
- // {{{ beginTransaction()
-
- /**
- * Start a transaction or set a savepoint.
- *
- * @param string name of a savepoint to set
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- *
- * @access public
- */
- function beginTransaction($savepoint = null)
- {
- $this->debug('Starting transaction/savepoint', __FUNCTION__, array('is_manip' => true, 'savepoint' => $savepoint));
- $this->_getServerCapabilities();
- if (!is_null($savepoint)) {
- if (!$this->supports('savepoints')) {
- return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
- 'savepoints are not supported', __FUNCTION__);
- }
- if (!$this->in_transaction) {
- return $this->raiseError(MDB2_ERROR_INVALID, null, null,
- 'savepoint cannot be released when changes are auto committed', __FUNCTION__);
- }
- $query = 'SAVEPOINT '.$savepoint;
- return $this->_doQuery($query, true);
- } elseif ($this->in_transaction) {
- return MDB2_OK; //nothing to do
- }
- if (!$this->destructor_registered && $this->opened_persistent) {
- $this->destructor_registered = true;
- register_shutdown_function('MDB2_closeOpenTransactions');
- }
- $query = $this->start_transaction ? 'START TRANSACTION' : 'SET AUTOCOMMIT = 1';
- $result =& $this->_doQuery($query, true);
- if (PEAR::isError($result)) {
- return $result;
- }
- $this->in_transaction = true;
- return MDB2_OK;
- }
-
- // }}}
- // {{{ commit()
-
- /**
- * Commit the database changes done during a transaction that is in
- * progress or release a savepoint. This function may only be called when
- * auto-committing is disabled, otherwise it will fail. Therefore, a new
- * transaction is implicitly started after committing the pending changes.
- *
- * @param string name of a savepoint to release
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- *
- * @access public
- */
- function commit($savepoint = null)
- {
- $this->debug('Committing transaction/savepoint', __FUNCTION__, array('is_manip' => true, 'savepoint' => $savepoint));
- if (!$this->in_transaction) {
- return $this->raiseError(MDB2_ERROR_INVALID, null, null,
- 'commit/release savepoint cannot be done changes are auto committed', __FUNCTION__);
- }
- if (!is_null($savepoint)) {
- if (!$this->supports('savepoints')) {
- return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
- 'savepoints are not supported', __FUNCTION__);
- }
- $server_info = $this->getServerVersion();
- if (version_compare($server_info['major'].'.'.$server_info['minor'].'.'.$server_info['patch'], '5.0.3', '<')) {
- return MDB2_OK;
- }
- $query = 'RELEASE SAVEPOINT '.$savepoint;
- return $this->_doQuery($query, true);
- }
-
- if (!$this->supports('transactions')) {
- return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
- 'transactions are not supported', __FUNCTION__);
- }
-
- $result =& $this->_doQuery('COMMIT', true);
- if (PEAR::isError($result)) {
- return $result;
- }
- if (!$this->start_transaction) {
- $query = 'SET AUTOCOMMIT = 0';
- $result =& $this->_doQuery($query, true);
- if (PEAR::isError($result)) {
- return $result;
- }
- }
- $this->in_transaction = false;
- return MDB2_OK;
- }
-
- // }}}
- // {{{ rollback()
-
- /**
- * Cancel any database changes done during a transaction or since a specific
- * savepoint that is in progress. This function may only be called when
- * auto-committing is disabled, otherwise it will fail. Therefore, a new
- * transaction is implicitly started after canceling the pending changes.
- *
- * @param string name of a savepoint to rollback to
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- *
- * @access public
- */
- function rollback($savepoint = null)
- {
- $this->debug('Rolling back transaction/savepoint', __FUNCTION__, array('is_manip' => true, 'savepoint' => $savepoint));
- if (!$this->in_transaction) {
- return $this->raiseError(MDB2_ERROR_INVALID, null, null,
- 'rollback cannot be done changes are auto committed', __FUNCTION__);
- }
- if (!is_null($savepoint)) {
- if (!$this->supports('savepoints')) {
- return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
- 'savepoints are not supported', __FUNCTION__);
- }
- $query = 'ROLLBACK TO SAVEPOINT '.$savepoint;
- return $this->_doQuery($query, true);
- }
-
- $query = 'ROLLBACK';
- $result =& $this->_doQuery($query, true);
- if (PEAR::isError($result)) {
- return $result;
- }
- if (!$this->start_transaction) {
- $query = 'SET AUTOCOMMIT = 0';
- $result =& $this->_doQuery($query, true);
- if (PEAR::isError($result)) {
- return $result;
- }
- }
- $this->in_transaction = false;
- return MDB2_OK;
- }
-
- // }}}
- // {{{ function setTransactionIsolation()
-
- /**
- * Set the transacton isolation level.
- *
- * @param string standard isolation level
- * READ UNCOMMITTED (allows dirty reads)
- * READ COMMITTED (prevents dirty reads)
- * REPEATABLE READ (prevents nonrepeatable reads)
- * SERIALIZABLE (prevents phantom reads)
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- *
- * @access public
- * @since 2.1.1
- */
- function setTransactionIsolation($isolation)
- {
- $this->debug('Setting transaction isolation level', __FUNCTION__, array('is_manip' => true));
- if (!$this->supports('transactions')) {
- return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
- 'transactions are not supported', __FUNCTION__);
- }
- switch ($isolation) {
- case 'READ UNCOMMITTED':
- case 'READ COMMITTED':
- case 'REPEATABLE READ':
- case 'SERIALIZABLE':
- break;
- default:
- return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
- 'isolation level is not supported: '.$isolation, __FUNCTION__);
- }
-
- $query = "SET SESSION TRANSACTION ISOLATION LEVEL $isolation";
- return $this->_doQuery($query, true);
- }
-
- // }}}
- // {{{ connect()
-
- /**
- * Connect to the database
- *
- * @return true on success, MDB2 Error Object on failure
- */
- function connect()
- {
- if (is_resource($this->connection)) {
- //if (count(array_diff($this->connected_dsn, $this->dsn)) == 0
- if (MDB2::areEquals($this->connected_dsn, $this->dsn)
- && $this->opened_persistent == $this->options['persistent']
- && $this->connected_database_name == $this->database_name
- ) {
- return MDB2_OK;
- }
- $this->disconnect(false);
- }
-
- if (!PEAR::loadExtension($this->phptype)) {
- return $this->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
- 'extension '.$this->phptype.' is not compiled into PHP', __FUNCTION__);
- }
-
- $params = array();
- if ($this->dsn['protocol'] && $this->dsn['protocol'] == 'unix') {
- $params[0] = ':' . $this->dsn['socket'];
- } else {
- $params[0] = $this->dsn['hostspec'] ? $this->dsn['hostspec']
- : 'localhost';
- if ($this->dsn['port']) {
- $params[0].= ':' . $this->dsn['port'];
- }
- }
- $params[] = $this->dsn['username'] ? $this->dsn['username'] : null;
- $params[] = $this->dsn['password'] ? $this->dsn['password'] : null;
- if (!$this->options['persistent']) {
- if (isset($this->dsn['new_link'])
- && ($this->dsn['new_link'] == 'true' || $this->dsn['new_link'] === true)
- ) {
- $params[] = true;
- } else {
- $params[] = false;
- }
- }
- if (version_compare(phpversion(), '4.3.0', '>=')) {
- $params[] = isset($this->dsn['client_flags'])
- ? $this->dsn['client_flags'] : null;
- }
- $connect_function = $this->options['persistent'] ? 'mysql_pconnect' : 'mysql_connect';
-
- $connection = @call_user_func_array($connect_function, $params);
- if (!$connection) {
- if (($err = @mysql_error()) != '') {
- return $this->raiseError(MDB2_ERROR_CONNECT_FAILED, null, null,
- $err, __FUNCTION__);
- } else {
- return $this->raiseError(MDB2_ERROR_CONNECT_FAILED, null, null,
- 'unable to establish a connection', __FUNCTION__);
- }
- }
-
- if (!empty($this->dsn['charset'])) {
- $result = $this->setCharset($this->dsn['charset'], $connection);
- if (PEAR::isError($result)) {
- return $result;
- }
- }
-
- $this->connection = $connection;
- $this->connected_dsn = $this->dsn;
- $this->connected_database_name = '';
- $this->opened_persistent = $this->options['persistent'];
- $this->dbsyntax = $this->dsn['dbsyntax'] ? $this->dsn['dbsyntax'] : $this->phptype;
-
- if ($this->database_name) {
- if ($this->database_name != $this->connected_database_name) {
- if (!@mysql_select_db($this->database_name, $connection)) {
- $err = $this->raiseError(null, null, null,
- 'Could not select the database: '.$this->database_name, __FUNCTION__);
- return $err;
- }
- $this->connected_database_name = $this->database_name;
- }
- }
-
- $this->supported['transactions'] = $this->options['use_transactions'];
- if ($this->options['default_table_type']) {
- switch (strtoupper($this->options['default_table_type'])) {
- case 'BLACKHOLE':
- case 'MEMORY':
- case 'ARCHIVE':
- case 'CSV':
- case 'HEAP':
- case 'ISAM':
- case 'MERGE':
- case 'MRG_ISAM':
- case 'ISAM':
- case 'MRG_MYISAM':
- case 'MYISAM':
- $this->supported['transactions'] = false;
- $this->warnings[] = $this->options['default_table_type'] .
- ' is not a supported default table type';
- break;
- }
- }
-
- $this->_getServerCapabilities();
-
- return MDB2_OK;
- }
-
- // }}}
- // {{{ setCharset()
-
- /**
- * Set the charset on the current connection
- *
- * @param string charset
- * @param resource connection handle
- *
- * @return true on success, MDB2 Error Object on failure
- */
- function setCharset($charset, $connection = null)
- {
- if (is_null($connection)) {
- $connection = $this->getConnection();
- if (PEAR::isError($connection)) {
- return $connection;
- }
- }
- $query = "SET NAMES '".mysql_real_escape_string($charset, $connection)."'";
- return $this->_doQuery($query, true, $connection);
- }
-
- // }}}
- // {{{ disconnect()
-
- /**
- * Log out and disconnect from the database.
- *
- * @param boolean $force if the disconnect should be forced even if the
- * connection is opened persistently
- * @return mixed true on success, false if not connected and error
- * object on error
- * @access public
- */
- function disconnect($force = true)
- {
- if (is_resource($this->connection)) {
- if ($this->in_transaction) {
- $dsn = $this->dsn;
- $database_name = $this->database_name;
- $persistent = $this->options['persistent'];
- $this->dsn = $this->connected_dsn;
- $this->database_name = $this->connected_database_name;
- $this->options['persistent'] = $this->opened_persistent;
- $this->rollback();
- $this->dsn = $dsn;
- $this->database_name = $database_name;
- $this->options['persistent'] = $persistent;
- }
-
- if (!$this->opened_persistent || $force) {
- @mysql_close($this->connection);
- }
- }
- return parent::disconnect($force);
- }
-
- // }}}
- // {{{ _doQuery()
-
- /**
- * Execute a query
- * @param string $query query
- * @param boolean $is_manip if the query is a manipulation query
- * @param resource $connection
- * @param string $database_name
- * @return result or error object
- * @access protected
- */
- function &_doQuery($query, $is_manip = false, $connection = null, $database_name = null)
- {
- $this->last_query = $query;
- $result = $this->debug($query, 'query', array('is_manip' => $is_manip, 'when' => 'pre'));
- if ($result) {
- if (PEAR::isError($result)) {
- return $result;
- }
- $query = $result;
- }
- if ($this->options['disable_query']) {
- $result = $is_manip ? 0 : null;
- return $result;
- }
-
- if (is_null($connection)) {
- $connection = $this->getConnection();
- if (PEAR::isError($connection)) {
- return $connection;
- }
- }
- if (is_null($database_name)) {
- $database_name = $this->database_name;
- }
-
- if ($database_name) {
- if ($database_name != $this->connected_database_name) {
- if (!@mysql_select_db($database_name, $connection)) {
- $err = $this->raiseError(null, null, null,
- 'Could not select the database: '.$database_name, __FUNCTION__);
- return $err;
- }
- $this->connected_database_name = $database_name;
- }
- }
-
- $function = $this->options['result_buffering']
- ? 'mysql_query' : 'mysql_unbuffered_query';
- $result = @$function($query, $connection);
- if (!$result) {
- $err =& $this->raiseError(null, null, null,
- 'Could not execute statement', __FUNCTION__);
- return $err;
- }
-
- $this->debug($query, 'query', array('is_manip' => $is_manip, 'when' => 'post', 'result' => $result));
- return $result;
- }
-
- // }}}
- // {{{ _affectedRows()
-
- /**
- * Returns the number of rows affected
- *
- * @param resource $result
- * @param resource $connection
- * @return mixed MDB2 Error Object or the number of rows affected
- * @access private
- */
- function _affectedRows($connection, $result = null)
- {
- if (is_null($connection)) {
- $connection = $this->getConnection();
- if (PEAR::isError($connection)) {
- return $connection;
- }
- }
- return @mysql_affected_rows($connection);
- }
-
- // }}}
- // {{{ _modifyQuery()
-
- /**
- * Changes a query string for various DBMS specific reasons
- *
- * @param string $query query to modify
- * @param boolean $is_manip if it is a DML query
- * @param integer $limit limit the number of rows
- * @param integer $offset start reading from given offset
- * @return string modified query
- * @access protected
- */
- function _modifyQuery($query, $is_manip, $limit, $offset)
- {
- if ($this->options['portability'] & MDB2_PORTABILITY_DELETE_COUNT) {
- // "DELETE FROM table" gives 0 affected rows in MySQL.
- // This little hack lets you know how many rows were deleted.
- if (preg_match('/^\s*DELETE\s+FROM\s+(\S+)\s*$/i', $query)) {
- $query = preg_replace('/^\s*DELETE\s+FROM\s+(\S+)\s*$/',
- 'DELETE FROM \1 WHERE 1=1', $query);
- }
- }
- if ($limit > 0
- && !preg_match('/LIMIT\s*\d(?:\s*(?:,|OFFSET)\s*\d+)?(?:[^\)]*)?$/i', $query)
- ) {
- $query = rtrim($query);
- if (substr($query, -1) == ';') {
- $query = substr($query, 0, -1);
- }
-
- // LIMIT doesn't always come last in the query
- // @see http://dev.mysql.com/doc/refman/5.0/en/select.html
- $after = '';
- if (preg_match('/(\s+INTO\s+(?:OUT|DUMP)FILE\s.*)$/ims', $query, $matches)) {
- $after = $matches[0];
- $query = preg_replace('/(\s+INTO\s+(?:OUT|DUMP)FILE\s.*)$/ims', '', $query);
- } elseif (preg_match('/(\s+FOR\s+UPDATE\s*)$/i', $query, $matches)) {
- $after = $matches[0];
- $query = preg_replace('/(\s+FOR\s+UPDATE\s*)$/im', '', $query);
- } elseif (preg_match('/(\s+LOCK\s+IN\s+SHARE\s+MODE\s*)$/im', $query, $matches)) {
- $after = $matches[0];
- $query = preg_replace('/(\s+LOCK\s+IN\s+SHARE\s+MODE\s*)$/im', '', $query);
- }
-
- if ($is_manip) {
- return $query . " LIMIT $limit" . $after;
- } else {
- return $query . " LIMIT $offset, $limit" . $after;
- }
- }
- return $query;
- }
-
- // }}}
- // {{{ getServerVersion()
-
- /**
- * return version information about the server
- *
- * @param bool $native determines if the raw version string should be returned
- * @return mixed array/string with version information or MDB2 error object
- * @access public
- */
- function getServerVersion($native = false)
- {
- $connection = $this->getConnection();
- if (PEAR::isError($connection)) {
- return $connection;
- }
- if ($this->connected_server_info) {
- $server_info = $this->connected_server_info;
- } else {
- $server_info = @mysql_get_server_info($connection);
- }
- if (!$server_info) {
- return $this->raiseError(null, null, null,
- 'Could not get server information', __FUNCTION__);
- }
- // cache server_info
- $this->connected_server_info = $server_info;
- if (!$native) {
- $tmp = explode('.', $server_info, 3);
- if (isset($tmp[2]) && strpos($tmp[2], '-')) {
- $tmp2 = explode('-', @$tmp[2], 2);
- } else {
- $tmp2[0] = isset($tmp[2]) ? $tmp[2] : null;
- $tmp2[1] = null;
- }
- $server_info = array(
- 'major' => isset($tmp[0]) ? $tmp[0] : null,
- 'minor' => isset($tmp[1]) ? $tmp[1] : null,
- 'patch' => $tmp2[0],
- 'extra' => $tmp2[1],
- 'native' => $server_info,
- );
- }
- return $server_info;
- }
-
- // }}}
- // {{{ _getServerCapabilities()
-
- /**
- * Fetch some information about the server capabilities
- * (transactions, subselects, prepared statements, etc).
- *
- * @access private
- */
- function _getServerCapabilities()
- {
- if (!$this->server_capabilities_checked) {
- $this->server_capabilities_checked = true;
-
- //set defaults
- $this->supported['sub_selects'] = 'emulated';
- $this->supported['prepared_statements'] = 'emulated';
- $this->start_transaction = false;
- $this->varchar_max_length = 255;
-
- $server_info = $this->getServerVersion();
- if (is_array($server_info)) {
- if (!version_compare($server_info['major'].'.'.$server_info['minor'].'.'.$server_info['patch'], '4.1.0', '<')) {
- $this->supported['sub_selects'] = true;
- $this->supported['prepared_statements'] = true;
- }
-
- if (!version_compare($server_info['major'].'.'.$server_info['minor'].'.'.$server_info['patch'], '4.0.14', '<')
- || !version_compare($server_info['major'].'.'.$server_info['minor'].'.'.$server_info['patch'], '4.1.1', '<')
- ) {
- $this->supported['savepoints'] = true;
- }
-
- if (!version_compare($server_info['major'].'.'.$server_info['minor'].'.'.$server_info['patch'], '4.0.11', '<')) {
- $this->start_transaction = true;
- }
-
- if (!version_compare($server_info['major'].'.'.$server_info['minor'].'.'.$server_info['patch'], '5.0.3', '<')) {
- $this->varchar_max_length = 65532;
- }
- }
- }
- }
-
- // }}}
- // {{{ function _skipUserDefinedVariable($query, $position)
-
- /**
- * Utility method, used by prepare() to avoid misinterpreting MySQL user
- * defined variables (SELECT @x:=5) for placeholders.
- * Check if the placeholder is a false positive, i.e. if it is an user defined
- * variable instead. If so, skip it and advance the position, otherwise
- * return the current position, which is valid
- *
- * @param string $query
- * @param integer $position current string cursor position
- * @return integer $new_position
- * @access protected
- */
- function _skipUserDefinedVariable($query, $position)
- {
- $found = strpos(strrev(substr($query, 0, $position)), '@');
- if ($found === false) {
- return $position;
- }
- $pos = strlen($query) - strlen(substr($query, $position)) - $found - 1;
- $substring = substr($query, $pos, $position - $pos + 2);
- if (preg_match('/^@\w+\s*:=$/', $substring)) {
- return $position + 1; //found an user defined variable: skip it
- }
- return $position;
- }
-
- // }}}
- // {{{ prepare()
-
- /**
- * Prepares a query for multiple execution with execute().
- * With some database backends, this is emulated.
- * prepare() requires a generic query as string like
- * 'INSERT INTO numbers VALUES(?,?)' or
- * 'INSERT INTO numbers VALUES(:foo,:bar)'.
- * The ? and :name and are placeholders which can be set using
- * bindParam() and the query can be sent off using the execute() method.
- * The allowed format for :name can be set with the 'bindname_format' option.
- *
- * @param string $query the query to prepare
- * @param mixed $types array that contains the types of the placeholders
- * @param mixed $result_types array that contains the types of the columns in
- * the result set or MDB2_PREPARE_RESULT, if set to
- * MDB2_PREPARE_MANIP the query is handled as a manipulation query
- * @param mixed $lobs key (field) value (parameter) pair for all lob placeholders
- * @return mixed resource handle for the prepared query on success, a MDB2
- * error on failure
- * @access public
- * @see bindParam, execute
- */
- function &prepare($query, $types = null, $result_types = null, $lobs = array())
- {
- if ($this->options['emulate_prepared']
- || $this->supported['prepared_statements'] !== true
- ) {
- $obj =& parent::prepare($query, $types, $result_types, $lobs);
- return $obj;
- }
- $is_manip = ($result_types === MDB2_PREPARE_MANIP);
- $offset = $this->offset;
- $limit = $this->limit;
- $this->offset = $this->limit = 0;
- $query = $this->_modifyQuery($query, $is_manip, $limit, $offset);
- $result = $this->debug($query, __FUNCTION__, array('is_manip' => $is_manip, 'when' => 'pre'));
- if ($result) {
- if (PEAR::isError($result)) {
- return $result;
- }
- $query = $result;
- }
- $placeholder_type_guess = $placeholder_type = null;
- $question = '?';
- $colon = ':';
- $positions = array();
- $position = 0;
- while ($position < strlen($query)) {
- $q_position = strpos($query, $question, $position);
- $c_position = strpos($query, $colon, $position);
- if ($q_position && $c_position) {
- $p_position = min($q_position, $c_position);
- } elseif ($q_position) {
- $p_position = $q_position;
- } elseif ($c_position) {
- $p_position = $c_position;
- } else {
- break;
- }
- if (is_null($placeholder_type)) {
- $placeholder_type_guess = $query[$p_position];
- }
-
- $new_pos = $this->_skipDelimitedStrings($query, $position, $p_position);
- if (PEAR::isError($new_pos)) {
- return $new_pos;
- }
- if ($new_pos != $position) {
- $position = $new_pos;
- continue; //evaluate again starting from the new position
- }
-
- //make sure this is not part of an user defined variable
- $new_pos = $this->_skipUserDefinedVariable($query, $position);
- if ($new_pos != $position) {
- $position = $new_pos;
- continue; //evaluate again starting from the new position
- }
-
- if ($query[$position] == $placeholder_type_guess) {
- if (is_null($placeholder_type)) {
- $placeholder_type = $query[$p_position];
- $question = $colon = $placeholder_type;
- }
- if ($placeholder_type == ':') {
- $regexp = '/^.{'.($position+1).'}('.$this->options['bindname_format'].').*$/s';
- $parameter = preg_replace($regexp, '\\1', $query);
- if ($parameter === '') {
- $err =& $this->raiseError(MDB2_ERROR_SYNTAX, null, null,
- 'named parameter name must match "bindname_format" option', __FUNCTION__);
- return $err;
- }
- $positions[$p_position] = $parameter;
- $query = substr_replace($query, '?', $position, strlen($parameter)+1);
- } else {
- $positions[$p_position] = count($positions);
- }
- $position = $p_position + 1;
- } else {
- $position = $p_position;
- }
- }
- $connection = $this->getConnection();
- if (PEAR::isError($connection)) {
- return $connection;
- }
- static $prep_statement_counter = 1;
- $statement_name = sprintf($this->options['statement_format'], $this->phptype, sha1(microtime() + mt_rand())) . $prep_statement_counter++;
- $query = "PREPARE $statement_name FROM ".$this->quote($query, 'text');
- $statement =& $this->_doQuery($query, true, $connection);
- if (PEAR::isError($statement)) {
- return $statement;
- }
-
- $class_name = 'MDB2_Statement_'.$this->phptype;
- $obj = new $class_name($this, $statement_name, $positions, $query, $types, $result_types, $is_manip, $limit, $offset);
- $this->debug($query, __FUNCTION__, array('is_manip' => $is_manip, 'when' => 'post', 'result' => $obj));
- return $obj;
- }
-
- // }}}
- // {{{ replace()
-
- /**
- * Execute a SQL REPLACE query. A REPLACE query is identical to a INSERT
- * query, except that if there is already a row in the table with the same
- * key field values, the REPLACE query just updates its values instead of
- * inserting a new row.
- *
- * The REPLACE type of query does not make part of the SQL standards. Since
- * practically only MySQL implements it natively, this type of query is
- * emulated through this method for other DBMS using standard types of
- * queries inside a transaction to assure the atomicity of the operation.
- *
- * @access public
- *
- * @param string $table name of the table on which the REPLACE query will
- * be executed.
- * @param array $fields associative array that describes the fields and the
- * values that will be inserted or updated in the specified table. The
- * indexes of the array are the names of all the fields of the table. The
- * values of the array are also associative arrays that describe the
- * values and other properties of the table fields.
- *
- * Here follows a list of field properties that need to be specified:
- *
- * value:
- * Value to be assigned to the specified field. This value may be
- * of specified in database independent type format as this
- * function can perform the necessary datatype conversions.
- *
- * Default:
- * this property is required unless the Null property
- * is set to 1.
- *
- * type
- * Name of the type of the field. Currently, all types Metabase
- * are supported except for clob and blob.
- *
- * Default: no type conversion
- *
- * null
- * Boolean property that indicates that the value for this field
- * should be set to null.
- *
- * The default value for fields missing in INSERT queries may be
- * specified the definition of a table. Often, the default value
- * is already null, but since the REPLACE may be emulated using
- * an UPDATE query, make sure that all fields of the table are
- * listed in this function argument array.
- *
- * Default: 0
- *
- * key
- * Boolean property that indicates that this field should be
- * handled as a primary key or at least as part of the compound
- * unique index of the table that will determine the row that will
- * updated if it exists or inserted a new row otherwise.
- *
- * This function will fail if no key field is specified or if the
- * value of a key field is set to null because fields that are
- * part of unique index they may not be null.
- *
- * Default: 0
- *
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- */
- function replace($table, $fields)
- {
- $count = count($fields);
- $query = $values = '';
- $keys = $colnum = 0;
- for (reset($fields); $colnum < $count; next($fields), $colnum++) {
- $name = key($fields);
- if ($colnum > 0) {
- $query .= ',';
- $values.= ',';
- }
- $query.= $name;
- if (isset($fields[$name]['null']) && $fields[$name]['null']) {
- $value = 'NULL';
- } else {
- $type = isset($fields[$name]['type']) ? $fields[$name]['type'] : null;
- $value = $this->quote($fields[$name]['value'], $type);
- if (PEAR::isError($value)) {
- return $value;
- }
- }
- $values.= $value;
- if (isset($fields[$name]['key']) && $fields[$name]['key']) {
- if ($value === 'NULL') {
- return $this->raiseError(MDB2_ERROR_CANNOT_REPLACE, null, null,
- 'key value '.$name.' may not be NULL', __FUNCTION__);
- }
- $keys++;
- }
- }
- if ($keys == 0) {
- return $this->raiseError(MDB2_ERROR_CANNOT_REPLACE, null, null,
- 'not specified which fields are keys', __FUNCTION__);
- }
-
- $connection = $this->getConnection();
- if (PEAR::isError($connection)) {
- return $connection;
- }
-
- $query = "REPLACE INTO $table ($query) VALUES ($values)";
- $result =& $this->_doQuery($query, true, $connection);
- if (PEAR::isError($result)) {
- return $result;
- }
- return $this->_affectedRows($connection, $result);
- }
-
- // }}}
- // {{{ nextID()
-
- /**
- * Returns the next free id of a sequence
- *
- * @param string $seq_name name of the sequence
- * @param boolean $ondemand when true the sequence is
- * automatic created, if it
- * not exists
- *
- * @return mixed MDB2 Error Object or id
- * @access public
- */
- function nextID($seq_name, $ondemand = true)
- {
- $sequence_name = $this->quoteIdentifier($this->getSequenceName($seq_name), true);
- $seqcol_name = $this->quoteIdentifier($this->options['seqcol_name'], true);
- $query = "INSERT INTO $sequence_name ($seqcol_name) VALUES (NULL)";
- $this->expectError(MDB2_ERROR_NOSUCHTABLE);
- $result =& $this->_doQuery($query, true);
- $this->popExpect();
- if (PEAR::isError($result)) {
- if ($ondemand && $result->getCode() == MDB2_ERROR_NOSUCHTABLE) {
- $this->loadModule('Manager', null, true);
- $result = $this->manager->createSequence($seq_name);
- if (PEAR::isError($result)) {
- return $this->raiseError($result, null, null,
- 'on demand sequence '.$seq_name.' could not be created', __FUNCTION__);
- } else {
- return $this->nextID($seq_name, false);
- }
- }
- return $result;
- }
- $value = $this->lastInsertID();
- if (is_numeric($value)) {
- $query = "DELETE FROM $sequence_name WHERE $seqcol_name < $value";
- $result =& $this->_doQuery($query, true);
- if (PEAR::isError($result)) {
- $this->warnings[] = 'nextID: could not delete previous sequence table values from '.$seq_name;
- }
- }
- return $value;
- }
-
- // }}}
- // {{{ lastInsertID()
-
- /**
- * Returns the autoincrement ID if supported or $id or fetches the current
- * ID in a sequence called: $table.(empty($field) ? '' : '_'.$field)
- *
- * @param string $table name of the table into which a new row was inserted
- * @param string $field name of the field into which a new row was inserted
- * @return mixed MDB2 Error Object or id
- * @access public
- */
- function lastInsertID($table = null, $field = null)
- {
- // not using mysql_insert_id() due to http://pear.php.net/bugs/bug.php?id=8051
- return $this->queryOne('SELECT LAST_INSERT_ID()', 'integer');
- }
-
- // }}}
- // {{{ currID()
-
- /**
- * Returns the current id of a sequence
- *
- * @param string $seq_name name of the sequence
- * @return mixed MDB2 Error Object or id
- * @access public
- */
- function currID($seq_name)
- {
- $sequence_name = $this->quoteIdentifier($this->getSequenceName($seq_name), true);
- $seqcol_name = $this->quoteIdentifier($this->options['seqcol_name'], true);
- $query = "SELECT MAX($seqcol_name) FROM $sequence_name";
- return $this->queryOne($query, 'integer');
- }
-}
-
-/**
- * MDB2 MySQL result driver
- *
- * @package MDB2
- * @category Database
- * @author Lukas Smith <smith@pooteeweet.org>
- */
-class MDB2_Result_mysql extends MDB2_Result_Common
-{
- // }}}
- // {{{ fetchRow()
-
- /**
- * Fetch a row and insert the data into an existing array.
- *
- * @param int $fetchmode how the array data should be indexed
- * @param int $rownum number of the row where the data can be found
- * @return int data array on success, a MDB2 error on failure
- * @access public
- */
- function &fetchRow($fetchmode = MDB2_FETCHMODE_DEFAULT, $rownum = null)
- {
- if (!is_null($rownum)) {
- $seek = $this->seek($rownum);
- if (PEAR::isError($seek)) {
- return $seek;
- }
- }
- if ($fetchmode == MDB2_FETCHMODE_DEFAULT) {
- $fetchmode = $this->db->fetchmode;
- }
- if ($fetchmode & MDB2_FETCHMODE_ASSOC) {
- $row = @mysql_fetch_assoc($this->result);
- if (is_array($row)
- && $this->db->options['portability'] & MDB2_PORTABILITY_FIX_CASE
- ) {
- $row = array_change_key_case($row, $this->db->options['field_case']);
- }
- } else {
- $row = @mysql_fetch_row($this->result);
- }
-
- if (!$row) {
- if ($this->result === false) {
- $err =& $this->db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null,
- 'resultset has already been freed', __FUNCTION__);
- return $err;
- }
- $null = null;
- return $null;
- }
- $mode = $this->db->options['portability'] & MDB2_PORTABILITY_EMPTY_TO_NULL;
- $rtrim = false;
- if ($this->db->options['portability'] & MDB2_PORTABILITY_RTRIM) {
- if (empty($this->types)) {
- $mode += MDB2_PORTABILITY_RTRIM;
- } else {
- $rtrim = true;
- }
- }
- if ($mode) {
- $this->db->_fixResultArrayValues($row, $mode);
- }
- if (!empty($this->types)) {
- $row = $this->db->datatype->convertResultRow($this->types, $row, $rtrim);
- }
- if (!empty($this->values)) {
- $this->_assignBindColumns($row);
- }
- if ($fetchmode === MDB2_FETCHMODE_OBJECT) {
- $object_class = $this->db->options['fetch_class'];
- if ($object_class == 'stdClass') {
- $row = (object) $row;
- } else {
- $row = &new $object_class($row);
- }
- }
- ++$this->rownum;
- return $row;
- }
-
- // }}}
- // {{{ _getColumnNames()
-
- /**
- * Retrieve the names of columns returned by the DBMS in a query result.
- *
- * @return mixed Array variable that holds the names of columns as keys
- * or an MDB2 error on failure.
- * Some DBMS may not return any columns when the result set
- * does not contain any rows.
- * @access private
- */
- function _getColumnNames()
- {
- $columns = array();
- $numcols = $this->numCols();
- if (PEAR::isError($numcols)) {
- return $numcols;
- }
- for ($column = 0; $column < $numcols; $column++) {
- $column_name = @mysql_field_name($this->result, $column);
- $columns[$column_name] = $column;
- }
- if ($this->db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
- $columns = array_change_key_case($columns, $this->db->options['field_case']);
- }
- return $columns;
- }
-
- // }}}
- // {{{ numCols()
-
- /**
- * Count the number of columns returned by the DBMS in a query result.
- *
- * @return mixed integer value with the number of columns, a MDB2 error
- * on failure
- * @access public
- */
- function numCols()
- {
- $cols = @mysql_num_fields($this->result);
- if (is_null($cols)) {
- if ($this->result === false) {
- return $this->db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null,
- 'resultset has already been freed', __FUNCTION__);
- } elseif (is_null($this->result)) {
- return count($this->types);
- }
- return $this->db->raiseError(null, null, null,
- 'Could not get column count', __FUNCTION__);
- }
- return $cols;
- }
-
- // }}}
- // {{{ free()
-
- /**
- * Free the internal resources associated with result.
- *
- * @return boolean true on success, false if result is invalid
- * @access public
- */
- function free()
- {
- if (is_resource($this->result) && $this->db->connection) {
- $free = @mysql_free_result($this->result);
- if ($free === false) {
- return $this->db->raiseError(null, null, null,
- 'Could not free result', __FUNCTION__);
- }
- }
- $this->result = false;
- return MDB2_OK;
- }
-}
-
-/**
- * MDB2 MySQL buffered result driver
- *
- * @package MDB2
- * @category Database
- * @author Lukas Smith <smith@pooteeweet.org>
- */
-class MDB2_BufferedResult_mysql extends MDB2_Result_mysql
-{
- // }}}
- // {{{ seek()
-
- /**
- * Seek to a specific row in a result set
- *
- * @param int $rownum number of the row where the data can be found
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- * @access public
- */
- function seek($rownum = 0)
- {
- if ($this->rownum != ($rownum - 1) && !@mysql_data_seek($this->result, $rownum)) {
- if ($this->result === false) {
- return $this->db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null,
- 'resultset has already been freed', __FUNCTION__);
- } elseif (is_null($this->result)) {
- return MDB2_OK;
- }
- return $this->db->raiseError(MDB2_ERROR_INVALID, null, null,
- 'tried to seek to an invalid row number ('.$rownum.')', __FUNCTION__);
- }
- $this->rownum = $rownum - 1;
- return MDB2_OK;
- }
-
- // }}}
- // {{{ valid()
-
- /**
- * Check if the end of the result set has been reached
- *
- * @return mixed true or false on sucess, a MDB2 error on failure
- * @access public
- */
- function valid()
- {
- $numrows = $this->numRows();
- if (PEAR::isError($numrows)) {
- return $numrows;
- }
- return $this->rownum < ($numrows - 1);
- }
-
- // }}}
- // {{{ numRows()
-
- /**
- * Returns the number of rows in a result object
- *
- * @return mixed MDB2 Error Object or the number of rows
- * @access public
- */
- function numRows()
- {
- $rows = @mysql_num_rows($this->result);
- if (false === $rows) {
- if (false === $this->result) {
- return $this->db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null,
- 'resultset has already been freed', __FUNCTION__);
- } elseif (is_null($this->result)) {
- return 0;
- }
- return $this->db->raiseError(null, null, null,
- 'Could not get row count', __FUNCTION__);
- }
- return $rows;
- }
-}
-
-/**
- * MDB2 MySQL statement driver
- *
- * @package MDB2
- * @category Database
- * @author Lukas Smith <smith@pooteeweet.org>
- */
-class MDB2_Statement_mysql extends MDB2_Statement_Common
-{
- // {{{ _execute()
-
- /**
- * Execute a prepared query statement helper method.
- *
- * @param mixed $result_class string which specifies which result class to use
- * @param mixed $result_wrap_class string which specifies which class to wrap results in
- * @return mixed a result handle or MDB2_OK on success, a MDB2 error on failure
- * @access private
- */
- function &_execute($result_class = true, $result_wrap_class = false)
- {
- if (is_null($this->statement)) {
- $result =& parent::_execute($result_class, $result_wrap_class);
- return $result;
- }
- $this->db->last_query = $this->query;
- $this->db->debug($this->query, 'execute', array('is_manip' => $this->is_manip, 'when' => 'pre', 'parameters' => $this->values));
- if ($this->db->getOption('disable_query')) {
- $result = $this->is_manip ? 0 : null;
- return $result;
- }
-
- $connection = $this->db->getConnection();
- if (PEAR::isError($connection)) {
- return $connection;
- }
-
- $query = 'EXECUTE '.$this->statement;
- if (!empty($this->positions)) {
- $parameters = array();
- foreach ($this->positions as $parameter) {
- if (!array_key_exists($parameter, $this->values)) {
- return $this->db->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
- 'Unable to bind to missing placeholder: '.$parameter, __FUNCTION__);
- }
- $value = $this->values[$parameter];
- $type = array_key_exists($parameter, $this->types) ? $this->types[$parameter] : null;
- if (is_resource($value) || $type == 'clob' || $type == 'blob' && $this->db->options['lob_allow_url_include']) {
- if (!is_resource($value) && preg_match('/^(\w+:\/\/)(.*)$/', $value, $match)) {
- if ($match[1] == 'file://') {
- $value = $match[2];
- }
- $value = @fopen($value, 'r');
- $close = true;
- }
- if (is_resource($value)) {
- $data = '';
- while (!@feof($value)) {
- $data.= @fread($value, $this->db->options['lob_buffer_length']);
- }
- if ($close) {
- @fclose($value);
- }
- $value = $data;
- }
- }
- $quoted = $this->db->quote($value, $type);
- if (PEAR::isError($quoted)) {
- return $quoted;
- }
- $param_query = 'SET @'.$parameter.' = '.$quoted;
- $result = $this->db->_doQuery($param_query, true, $connection);
- if (PEAR::isError($result)) {
- return $result;
- }
- }
- $query.= ' USING @'.implode(', @', array_values($this->positions));
- }
-
- $result = $this->db->_doQuery($query, $this->is_manip, $connection);
- if (PEAR::isError($result)) {
- return $result;
- }
-
- if ($this->is_manip) {
- $affected_rows = $this->db->_affectedRows($connection, $result);
- return $affected_rows;
- }
-
- $result =& $this->db->_wrapResult($result, $this->result_types,
- $result_class, $result_wrap_class, $this->limit, $this->offset);
- $this->db->debug($this->query, 'execute', array('is_manip' => $this->is_manip, 'when' => 'post', 'result' => $result));
- return $result;
- }
-
- // }}}
- // {{{ free()
-
- /**
- * Release resources allocated for the specified prepared query.
- *
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- * @access public
- */
- function free()
- {
- if (is_null($this->positions)) {
- return $this->db->raiseError(MDB2_ERROR, null, null,
- 'Prepared statement has already been freed', __FUNCTION__);
- }
- $result = MDB2_OK;
-
- if (!is_null($this->statement)) {
- $connection = $this->db->getConnection();
- if (PEAR::isError($connection)) {
- return $connection;
- }
- $query = 'DEALLOCATE PREPARE '.$this->statement;
- $result = $this->db->_doQuery($query, true, $connection);
- }
-
- parent::free();
- return $result;
- }
-}
+<?php
+// vim: set et ts=4 sw=4 fdm=marker:
+// +----------------------------------------------------------------------+
+// | PHP versions 4 and 5 |
+// +----------------------------------------------------------------------+
+// | Copyright (c) 1998-2008 Manuel Lemos, Tomas V.V.Cox, |
+// | Stig. S. Bakken, Lukas Smith |
+// | All rights reserved. |
+// +----------------------------------------------------------------------+
+// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
+// | API as well as database abstraction for PHP applications. |
+// | This LICENSE is in the BSD license style. |
+// | |
+// | Redistribution and use in source and binary forms, with or without |
+// | modification, are permitted provided that the following conditions |
+// | are met: |
+// | |
+// | Redistributions of source code must retain the above copyright |
+// | notice, this list of conditions and the following disclaimer. |
+// | |
+// | Redistributions in binary form must reproduce the above copyright |
+// | notice, this list of conditions and the following disclaimer in the |
+// | documentation and/or other materials provided with the distribution. |
+// | |
+// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
+// | Lukas Smith nor the names of his contributors may be used to endorse |
+// | or promote products derived from this software without specific prior|
+// | written permission. |
+// | |
+// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
+// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
+// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
+// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
+// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
+// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
+// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
+// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
+// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
+// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
+// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
+// | POSSIBILITY OF SUCH DAMAGE. |
+// +----------------------------------------------------------------------+
+// | Author: Lukas Smith <smith@pooteeweet.org> |
+// +----------------------------------------------------------------------+
+//
+// $Id: mysql.php,v 1.208 2008/03/13 03:31:55 afz Exp $
+//
+
+/**
+ * MDB2 MySQL driver
+ *
+ * @package MDB2
+ * @category Database
+ * @author Lukas Smith <smith@pooteeweet.org>
+ */
+class MDB2_Driver_mysql extends MDB2_Driver_Common
+{
+ // {{{ properties
+
+ var $string_quoting = array('start' => "'", 'end' => "'", 'escape' => '\\', 'escape_pattern' => '\\');
+
+ var $identifier_quoting = array('start' => '`', 'end' => '`', 'escape' => '`');
+
+ var $sql_comments = array(
+ array('start' => '-- ', 'end' => "\n", 'escape' => false),
+ array('start' => '#', 'end' => "\n", 'escape' => false),
+ array('start' => '/*', 'end' => '*/', 'escape' => false),
+ );
+
+ var $server_capabilities_checked = false;
+
+ var $start_transaction = false;
+
+ var $varchar_max_length = 255;
+
+ // }}}
+ // {{{ constructor
+
+ /**
+ * Constructor
+ */
+ function __construct()
+ {
+ parent::__construct();
+
+ $this->phptype = 'mysql';
+ $this->dbsyntax = 'mysql';
+
+ $this->supported['sequences'] = 'emulated';
+ $this->supported['indexes'] = true;
+ $this->supported['affected_rows'] = true;
+ $this->supported['transactions'] = false;
+ $this->supported['savepoints'] = false;
+ $this->supported['summary_functions'] = true;
+ $this->supported['order_by_text'] = true;
+ $this->supported['current_id'] = 'emulated';
+ $this->supported['limit_queries'] = true;
+ $this->supported['LOBs'] = true;
+ $this->supported['replace'] = true;
+ $this->supported['sub_selects'] = 'emulated';
+ $this->supported['triggers'] = false;
+ $this->supported['auto_increment'] = true;
+ $this->supported['primary_key'] = true;
+ $this->supported['result_introspection'] = true;
+ $this->supported['prepared_statements'] = 'emulated';
+ $this->supported['identifier_quoting'] = true;
+ $this->supported['pattern_escaping'] = true;
+ $this->supported['new_link'] = true;
+
+ $this->options['DBA_username'] = false;
+ $this->options['DBA_password'] = false;
+ $this->options['default_table_type'] = '';
+ $this->options['max_identifiers_length'] = 64;
+
+ $this->_reCheckSupportedOptions();
+ }
+
+ // }}}
+ // {{{ _reCheckSupportedOptions()
+
+ /**
+ * If the user changes certain options, other capabilities may depend
+ * on the new settings, so we need to check them (again).
+ *
+ * @access private
+ */
+ function _reCheckSupportedOptions()
+ {
+ $this->supported['transactions'] = $this->options['use_transactions'];
+ $this->supported['savepoints'] = $this->options['use_transactions'];
+ if ($this->options['default_table_type']) {
+ switch (strtoupper($this->options['default_table_type'])) {
+ case 'BLACKHOLE':
+ case 'MEMORY':
+ case 'ARCHIVE':
+ case 'CSV':
+ case 'HEAP':
+ case 'ISAM':
+ case 'MERGE':
+ case 'MRG_ISAM':
+ case 'ISAM':
+ case 'MRG_MYISAM':
+ case 'MYISAM':
+ $this->supported['savepoints'] = false;
+ $this->supported['transactions'] = false;
+ $this->warnings[] = $this->options['default_table_type'] .
+ ' is not a supported default table type';
+ break;
+ }
+ }
+ }
+
+ // }}}
+ // {{{ function setOption($option, $value)
+
+ /**
+ * set the option for the db class
+ *
+ * @param string option name
+ * @param mixed value for the option
+ *
+ * @return mixed MDB2_OK or MDB2 Error Object
+ *
+ * @access public
+ */
+ function setOption($option, $value)
+ {
+ $res = parent::setOption($option, $value);
+ $this->_reCheckSupportedOptions();
+ }
+
+ // }}}
+ // {{{ errorInfo()
+
+ /**
+ * This method is used to collect information about an error
+ *
+ * @param integer $error
+ * @return array
+ * @access public
+ */
+ function errorInfo($error = null)
+ {
+ if ($this->connection) {
+ $native_code = @mysql_errno($this->connection);
+ $native_msg = @mysql_error($this->connection);
+ } else {
+ $native_code = @mysql_errno();
+ $native_msg = @mysql_error();
+ }
+ if (is_null($error)) {
+ static $ecode_map;
+ if (empty($ecode_map)) {
+ $ecode_map = array(
+ 1000 => MDB2_ERROR_INVALID, //hashchk
+ 1001 => MDB2_ERROR_INVALID, //isamchk
+ 1004 => MDB2_ERROR_CANNOT_CREATE,
+ 1005 => MDB2_ERROR_CANNOT_CREATE,
+ 1006 => MDB2_ERROR_CANNOT_CREATE,
+ 1007 => MDB2_ERROR_ALREADY_EXISTS,
+ 1008 => MDB2_ERROR_CANNOT_DROP,
+ 1009 => MDB2_ERROR_CANNOT_DROP,
+ 1010 => MDB2_ERROR_CANNOT_DROP,
+ 1011 => MDB2_ERROR_CANNOT_DELETE,
+ 1022 => MDB2_ERROR_ALREADY_EXISTS,
+ 1029 => MDB2_ERROR_NOT_FOUND,
+ 1032 => MDB2_ERROR_NOT_FOUND,
+ 1044 => MDB2_ERROR_ACCESS_VIOLATION,
+ 1045 => MDB2_ERROR_ACCESS_VIOLATION,
+ 1046 => MDB2_ERROR_NODBSELECTED,
+ 1048 => MDB2_ERROR_CONSTRAINT,
+ 1049 => MDB2_ERROR_NOSUCHDB,
+ 1050 => MDB2_ERROR_ALREADY_EXISTS,
+ 1051 => MDB2_ERROR_NOSUCHTABLE,
+ 1054 => MDB2_ERROR_NOSUCHFIELD,
+ 1060 => MDB2_ERROR_ALREADY_EXISTS,
+ 1061 => MDB2_ERROR_ALREADY_EXISTS,
+ 1062 => MDB2_ERROR_ALREADY_EXISTS,
+ 1064 => MDB2_ERROR_SYNTAX,
+ 1067 => MDB2_ERROR_INVALID,
+ 1072 => MDB2_ERROR_NOT_FOUND,
+ 1086 => MDB2_ERROR_ALREADY_EXISTS,
+ 1091 => MDB2_ERROR_NOT_FOUND,
+ 1100 => MDB2_ERROR_NOT_LOCKED,
+ 1109 => MDB2_ERROR_NOT_FOUND,
+ 1125 => MDB2_ERROR_ALREADY_EXISTS,
+ 1136 => MDB2_ERROR_VALUE_COUNT_ON_ROW,
+ 1138 => MDB2_ERROR_INVALID,
+ 1142 => MDB2_ERROR_ACCESS_VIOLATION,
+ 1143 => MDB2_ERROR_ACCESS_VIOLATION,
+ 1146 => MDB2_ERROR_NOSUCHTABLE,
+ 1149 => MDB2_ERROR_SYNTAX,
+ 1169 => MDB2_ERROR_CONSTRAINT,
+ 1176 => MDB2_ERROR_NOT_FOUND,
+ 1177 => MDB2_ERROR_NOSUCHTABLE,
+ 1213 => MDB2_ERROR_DEADLOCK,
+ 1216 => MDB2_ERROR_CONSTRAINT,
+ 1217 => MDB2_ERROR_CONSTRAINT,
+ 1227 => MDB2_ERROR_ACCESS_VIOLATION,
+ 1235 => MDB2_ERROR_CANNOT_CREATE,
+ 1299 => MDB2_ERROR_INVALID_DATE,
+ 1300 => MDB2_ERROR_INVALID,
+ 1304 => MDB2_ERROR_ALREADY_EXISTS,
+ 1305 => MDB2_ERROR_NOT_FOUND,
+ 1306 => MDB2_ERROR_CANNOT_DROP,
+ 1307 => MDB2_ERROR_CANNOT_CREATE,
+ 1334 => MDB2_ERROR_CANNOT_ALTER,
+ 1339 => MDB2_ERROR_NOT_FOUND,
+ 1356 => MDB2_ERROR_INVALID,
+ 1359 => MDB2_ERROR_ALREADY_EXISTS,
+ 1360 => MDB2_ERROR_NOT_FOUND,
+ 1363 => MDB2_ERROR_NOT_FOUND,
+ 1365 => MDB2_ERROR_DIVZERO,
+ 1451 => MDB2_ERROR_CONSTRAINT,
+ 1452 => MDB2_ERROR_CONSTRAINT,
+ 1542 => MDB2_ERROR_CANNOT_DROP,
+ 1546 => MDB2_ERROR_CONSTRAINT,
+ 1582 => MDB2_ERROR_CONSTRAINT,
+ 2003 => MDB2_ERROR_CONNECT_FAILED,
+ 2019 => MDB2_ERROR_INVALID,
+ );
+ }
+ if ($this->options['portability'] & MDB2_PORTABILITY_ERRORS) {
+ $ecode_map[1022] = MDB2_ERROR_CONSTRAINT;
+ $ecode_map[1048] = MDB2_ERROR_CONSTRAINT_NOT_NULL;
+ $ecode_map[1062] = MDB2_ERROR_CONSTRAINT;
+ } else {
+ // Doing this in case mode changes during runtime.
+ $ecode_map[1022] = MDB2_ERROR_ALREADY_EXISTS;
+ $ecode_map[1048] = MDB2_ERROR_CONSTRAINT;
+ $ecode_map[1062] = MDB2_ERROR_ALREADY_EXISTS;
+ }
+ if (isset($ecode_map[$native_code])) {
+ $error = $ecode_map[$native_code];
+ }
+ }
+ return array($error, $native_code, $native_msg);
+ }
+
+ // }}}
+ // {{{ escape()
+
+ /**
+ * Quotes a string so it can be safely used in a query. It will quote
+ * the text so it can safely be used within a query.
+ *
+ * @param string the input string to quote
+ * @param bool escape wildcards
+ *
+ * @return string quoted string
+ *
+ * @access public
+ */
+ function escape($text, $escape_wildcards = false)
+ {
+ if ($escape_wildcards) {
+ $text = $this->escapePattern($text);
+ }
+ $connection = $this->getConnection();
+ if (PEAR::isError($connection)) {
+ return $connection;
+ }
+ $text = @mysql_real_escape_string($text, $connection);
+ return $text;
+ }
+
+ // }}}
+ // {{{ beginTransaction()
+
+ /**
+ * Start a transaction or set a savepoint.
+ *
+ * @param string name of a savepoint to set
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ *
+ * @access public
+ */
+ function beginTransaction($savepoint = null)
+ {
+ $this->debug('Starting transaction/savepoint', __FUNCTION__, array('is_manip' => true, 'savepoint' => $savepoint));
+ $this->_getServerCapabilities();
+ if (!is_null($savepoint)) {
+ if (!$this->supports('savepoints')) {
+ return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ 'savepoints are not supported', __FUNCTION__);
+ }
+ if (!$this->in_transaction) {
+ return $this->raiseError(MDB2_ERROR_INVALID, null, null,
+ 'savepoint cannot be released when changes are auto committed', __FUNCTION__);
+ }
+ $query = 'SAVEPOINT '.$savepoint;
+ return $this->_doQuery($query, true);
+ } elseif ($this->in_transaction) {
+ return MDB2_OK; //nothing to do
+ }
+ if (!$this->destructor_registered && $this->opened_persistent) {
+ $this->destructor_registered = true;
+ register_shutdown_function('MDB2_closeOpenTransactions');
+ }
+ $query = $this->start_transaction ? 'START TRANSACTION' : 'SET AUTOCOMMIT = 1';
+ $result =& $this->_doQuery($query, true);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ $this->in_transaction = true;
+ return MDB2_OK;
+ }
+
+ // }}}
+ // {{{ commit()
+
+ /**
+ * Commit the database changes done during a transaction that is in
+ * progress or release a savepoint. This function may only be called when
+ * auto-committing is disabled, otherwise it will fail. Therefore, a new
+ * transaction is implicitly started after committing the pending changes.
+ *
+ * @param string name of a savepoint to release
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ *
+ * @access public
+ */
+ function commit($savepoint = null)
+ {
+ $this->debug('Committing transaction/savepoint', __FUNCTION__, array('is_manip' => true, 'savepoint' => $savepoint));
+ if (!$this->in_transaction) {
+ return $this->raiseError(MDB2_ERROR_INVALID, null, null,
+ 'commit/release savepoint cannot be done changes are auto committed', __FUNCTION__);
+ }
+ if (!is_null($savepoint)) {
+ if (!$this->supports('savepoints')) {
+ return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ 'savepoints are not supported', __FUNCTION__);
+ }
+ $server_info = $this->getServerVersion();
+ if (version_compare($server_info['major'].'.'.$server_info['minor'].'.'.$server_info['patch'], '5.0.3', '<')) {
+ return MDB2_OK;
+ }
+ $query = 'RELEASE SAVEPOINT '.$savepoint;
+ return $this->_doQuery($query, true);
+ }
+
+ if (!$this->supports('transactions')) {
+ return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ 'transactions are not supported', __FUNCTION__);
+ }
+
+ $result =& $this->_doQuery('COMMIT', true);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ if (!$this->start_transaction) {
+ $query = 'SET AUTOCOMMIT = 0';
+ $result =& $this->_doQuery($query, true);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ }
+ $this->in_transaction = false;
+ return MDB2_OK;
+ }
+
+ // }}}
+ // {{{ rollback()
+
+ /**
+ * Cancel any database changes done during a transaction or since a specific
+ * savepoint that is in progress. This function may only be called when
+ * auto-committing is disabled, otherwise it will fail. Therefore, a new
+ * transaction is implicitly started after canceling the pending changes.
+ *
+ * @param string name of a savepoint to rollback to
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ *
+ * @access public
+ */
+ function rollback($savepoint = null)
+ {
+ $this->debug('Rolling back transaction/savepoint', __FUNCTION__, array('is_manip' => true, 'savepoint' => $savepoint));
+ if (!$this->in_transaction) {
+ return $this->raiseError(MDB2_ERROR_INVALID, null, null,
+ 'rollback cannot be done changes are auto committed', __FUNCTION__);
+ }
+ if (!is_null($savepoint)) {
+ if (!$this->supports('savepoints')) {
+ return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ 'savepoints are not supported', __FUNCTION__);
+ }
+ $query = 'ROLLBACK TO SAVEPOINT '.$savepoint;
+ return $this->_doQuery($query, true);
+ }
+
+ $query = 'ROLLBACK';
+ $result =& $this->_doQuery($query, true);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ if (!$this->start_transaction) {
+ $query = 'SET AUTOCOMMIT = 0';
+ $result =& $this->_doQuery($query, true);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ }
+ $this->in_transaction = false;
+ return MDB2_OK;
+ }
+
+ // }}}
+ // {{{ function setTransactionIsolation()
+
+ /**
+ * Set the transacton isolation level.
+ *
+ * @param string standard isolation level
+ * READ UNCOMMITTED (allows dirty reads)
+ * READ COMMITTED (prevents dirty reads)
+ * REPEATABLE READ (prevents nonrepeatable reads)
+ * SERIALIZABLE (prevents phantom reads)
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ *
+ * @access public
+ * @since 2.1.1
+ */
+ function setTransactionIsolation($isolation)
+ {
+ $this->debug('Setting transaction isolation level', __FUNCTION__, array('is_manip' => true));
+ if (!$this->supports('transactions')) {
+ return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ 'transactions are not supported', __FUNCTION__);
+ }
+ switch ($isolation) {
+ case 'READ UNCOMMITTED':
+ case 'READ COMMITTED':
+ case 'REPEATABLE READ':
+ case 'SERIALIZABLE':
+ break;
+ default:
+ return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ 'isolation level is not supported: '.$isolation, __FUNCTION__);
+ }
+
+ $query = "SET SESSION TRANSACTION ISOLATION LEVEL $isolation";
+ return $this->_doQuery($query, true);
+ }
+
+ // }}}
+ // {{{ _doConnect()
+
+ /**
+ * do the grunt work of the connect
+ *
+ * @return connection on success or MDB2 Error Object on failure
+ * @access protected
+ */
+ function _doConnect($username, $password, $persistent = false)
+ {
+ if (!PEAR::loadExtension($this->phptype)) {
+ return $this->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
+ 'extension '.$this->phptype.' is not compiled into PHP', __FUNCTION__);
+ }
+
+ $params = array();
+ if ($this->dsn['protocol'] && $this->dsn['protocol'] == 'unix') {
+ $params[0] = ':' . $this->dsn['socket'];
+ } else {
+ $params[0] = $this->dsn['hostspec'] ? $this->dsn['hostspec']
+ : 'localhost';
+ if ($this->dsn['port']) {
+ $params[0].= ':' . $this->dsn['port'];
+ }
+ }
+ $params[] = $username ? $username : null;
+ $params[] = $password ? $password : null;
+ if (!$persistent) {
+ if (isset($this->dsn['new_link'])
+ && ($this->dsn['new_link'] == 'true' || $this->dsn['new_link'] === true)
+ ) {
+ $params[] = true;
+ } else {
+ $params[] = false;
+ }
+ }
+ if (version_compare(phpversion(), '4.3.0', '>=')) {
+ $params[] = isset($this->dsn['client_flags'])
+ ? $this->dsn['client_flags'] : null;
+ }
+ $connect_function = $persistent ? 'mysql_pconnect' : 'mysql_connect';
+
+ $connection = @call_user_func_array($connect_function, $params);
+ if (!$connection) {
+ if (($err = @mysql_error()) != '') {
+ return $this->raiseError(MDB2_ERROR_CONNECT_FAILED, null, null,
+ $err, __FUNCTION__);
+ } else {
+ return $this->raiseError(MDB2_ERROR_CONNECT_FAILED, null, null,
+ 'unable to establish a connection', __FUNCTION__);
+ }
+ }
+
+ if (!empty($this->dsn['charset'])) {
+ $result = $this->setCharset($this->dsn['charset'], $connection);
+ if (PEAR::isError($result)) {
+ $this->disconnect(false);
+ return $result;
+ }
+ }
+
+ return $connection;
+ }
+
+ // }}}
+ // {{{ connect()
+
+ /**
+ * Connect to the database
+ *
+ * @return MDB2_OK on success, MDB2 Error Object on failure
+ * @access public
+ */
+ function connect()
+ {
+ if (is_resource($this->connection)) {
+ //if (count(array_diff($this->connected_dsn, $this->dsn)) == 0
+ if (MDB2::areEquals($this->connected_dsn, $this->dsn)
+ && $this->opened_persistent == $this->options['persistent']
+ ) {
+ return MDB2_OK;
+ }
+ $this->disconnect(false);
+ }
+
+ $connection = $this->_doConnect(
+ $this->dsn['username'],
+ $this->dsn['password'],
+ $this->options['persistent']
+ );
+ if (PEAR::isError($connection)) {
+ return $connection;
+ }
+
+ $this->connection = $connection;
+ $this->connected_dsn = $this->dsn;
+ $this->connected_database_name = '';
+ $this->opened_persistent = $this->options['persistent'];
+ $this->dbsyntax = $this->dsn['dbsyntax'] ? $this->dsn['dbsyntax'] : $this->phptype;
+
+ if ($this->database_name) {
+ if ($this->database_name != $this->connected_database_name) {
+ if (!@mysql_select_db($this->database_name, $connection)) {
+ $err = $this->raiseError(null, null, null,
+ 'Could not select the database: '.$this->database_name, __FUNCTION__);
+ return $err;
+ }
+ $this->connected_database_name = $this->database_name;
+ }
+ }
+
+ $this->_getServerCapabilities();
+
+ return MDB2_OK;
+ }
+
+ // }}}
+ // {{{ setCharset()
+
+ /**
+ * Set the charset on the current connection
+ *
+ * @param string charset (or array(charset, collation))
+ * @param resource connection handle
+ *
+ * @return true on success, MDB2 Error Object on failure
+ */
+ function setCharset($charset, $connection = null)
+ {
+ if (is_null($connection)) {
+ $connection = $this->getConnection();
+ if (PEAR::isError($connection)) {
+ return $connection;
+ }
+ }
+ $collation = null;
+ if (is_array($charset) && 2 == count($charset)) {
+ $collation = array_pop($charset);
+ $charset = array_pop($charset);
+ }
+ $query = "SET NAMES '".mysql_real_escape_string($charset, $connection)."'";
+ if (!is_null($collation)) {
+ $query .= " COLLATE '".mysqli_real_escape_string($connection, $collation)."'";
+ }
+ return $this->_doQuery($query, true, $connection);
+ }
+
+ // }}}
+ // {{{ databaseExists()
+
+ /**
+ * check if given database name is exists?
+ *
+ * @param string $name name of the database that should be checked
+ *
+ * @return mixed true/false on success, a MDB2 error on failure
+ * @access public
+ */
+ function databaseExists($name)
+ {
+ $connection = $this->_doConnect($this->dsn['username'],
+ $this->dsn['password'],
+ $this->options['persistent']);
+ if (PEAR::isError($connection)) {
+ return $connection;
+ }
+
+ $result = @mysql_select_db($name, $connection);
+ @mysql_close($connection);
+
+ return $result;
+ }
+
+ // }}}
+ // {{{ disconnect()
+
+ /**
+ * Log out and disconnect from the database.
+ *
+ * @param boolean $force if the disconnect should be forced even if the
+ * connection is opened persistently
+ * @return mixed true on success, false if not connected and error
+ * object on error
+ * @access public
+ */
+ function disconnect($force = true)
+ {
+ if (is_resource($this->connection)) {
+ if ($this->in_transaction) {
+ $dsn = $this->dsn;
+ $database_name = $this->database_name;
+ $persistent = $this->options['persistent'];
+ $this->dsn = $this->connected_dsn;
+ $this->database_name = $this->connected_database_name;
+ $this->options['persistent'] = $this->opened_persistent;
+ $this->rollback();
+ $this->dsn = $dsn;
+ $this->database_name = $database_name;
+ $this->options['persistent'] = $persistent;
+ }
+
+ if (!$this->opened_persistent || $force) {
+ @mysql_close($this->connection);
+ }
+ }
+ return parent::disconnect($force);
+ }
+
+ // }}}
+ // {{{ standaloneQuery()
+
+ /**
+ * execute a query as DBA
+ *
+ * @param string $query the SQL query
+ * @param mixed $types array that contains the types of the columns in
+ * the result set
+ * @param boolean $is_manip if the query is a manipulation query
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function &standaloneQuery($query, $types = null, $is_manip = false)
+ {
+ $user = $this->options['DBA_username']? $this->options['DBA_username'] : $this->dsn['username'];
+ $pass = $this->options['DBA_password']? $this->options['DBA_password'] : $this->dsn['password'];
+ $connection = $this->_doConnect($user, $pass, $this->options['persistent']);
+ if (PEAR::isError($connection)) {
+ return $connection;
+ }
+
+ $offset = $this->offset;
+ $limit = $this->limit;
+ $this->offset = $this->limit = 0;
+ $query = $this->_modifyQuery($query, $is_manip, $limit, $offset);
+
+ $result =& $this->_doQuery($query, $is_manip, $connection, $this->database_name);
+ if (!PEAR::isError($result)) {
+ $result = $this->_affectedRows($connection, $result);
+ }
+
+ @mysql_close($connection);
+ return $result;
+ }
+
+ // }}}
+ // {{{ _doQuery()
+
+ /**
+ * Execute a query
+ * @param string $query query
+ * @param boolean $is_manip if the query is a manipulation query
+ * @param resource $connection
+ * @param string $database_name
+ * @return result or error object
+ * @access protected
+ */
+ function &_doQuery($query, $is_manip = false, $connection = null, $database_name = null)
+ {
+ $this->last_query = $query;
+ $result = $this->debug($query, 'query', array('is_manip' => $is_manip, 'when' => 'pre'));
+ if ($result) {
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ $query = $result;
+ }
+ if ($this->options['disable_query']) {
+ $result = $is_manip ? 0 : null;
+ return $result;
+ }
+
+ if (is_null($connection)) {
+ $connection = $this->getConnection();
+ if (PEAR::isError($connection)) {
+ return $connection;
+ }
+ }
+ if (is_null($database_name)) {
+ $database_name = $this->database_name;
+ }
+
+ if ($database_name) {
+ if ($database_name != $this->connected_database_name) {
+ if (!@mysql_select_db($database_name, $connection)) {
+ $err = $this->raiseError(null, null, null,
+ 'Could not select the database: '.$database_name, __FUNCTION__);
+ return $err;
+ }
+ $this->connected_database_name = $database_name;
+ }
+ }
+
+ $function = $this->options['result_buffering']
+ ? 'mysql_query' : 'mysql_unbuffered_query';
+ $result = @$function($query, $connection);
+ if (!$result) {
+ $err =& $this->raiseError(null, null, null,
+ 'Could not execute statement', __FUNCTION__);
+ return $err;
+ }
+
+ $this->debug($query, 'query', array('is_manip' => $is_manip, 'when' => 'post', 'result' => $result));
+ return $result;
+ }
+
+ // }}}
+ // {{{ _affectedRows()
+
+ /**
+ * Returns the number of rows affected
+ *
+ * @param resource $result
+ * @param resource $connection
+ * @return mixed MDB2 Error Object or the number of rows affected
+ * @access private
+ */
+ function _affectedRows($connection, $result = null)
+ {
+ if (is_null($connection)) {
+ $connection = $this->getConnection();
+ if (PEAR::isError($connection)) {
+ return $connection;
+ }
+ }
+ return @mysql_affected_rows($connection);
+ }
+
+ // }}}
+ // {{{ _modifyQuery()
+
+ /**
+ * Changes a query string for various DBMS specific reasons
+ *
+ * @param string $query query to modify
+ * @param boolean $is_manip if it is a DML query
+ * @param integer $limit limit the number of rows
+ * @param integer $offset start reading from given offset
+ * @return string modified query
+ * @access protected
+ */
+ function _modifyQuery($query, $is_manip, $limit, $offset)
+ {
+ if ($this->options['portability'] & MDB2_PORTABILITY_DELETE_COUNT) {
+ // "DELETE FROM table" gives 0 affected rows in MySQL.
+ // This little hack lets you know how many rows were deleted.
+ if (preg_match('/^\s*DELETE\s+FROM\s+(\S+)\s*$/i', $query)) {
+ $query = preg_replace('/^\s*DELETE\s+FROM\s+(\S+)\s*$/',
+ 'DELETE FROM \1 WHERE 1=1', $query);
+ }
+ }
+ if ($limit > 0
+ && !preg_match('/LIMIT\s*\d(?:\s*(?:,|OFFSET)\s*\d+)?(?:[^\)]*)?$/i', $query)
+ ) {
+ $query = rtrim($query);
+ if (substr($query, -1) == ';') {
+ $query = substr($query, 0, -1);
+ }
+
+ // LIMIT doesn't always come last in the query
+ // @see http://dev.mysql.com/doc/refman/5.0/en/select.html
+ $after = '';
+ if (preg_match('/(\s+INTO\s+(?:OUT|DUMP)FILE\s.*)$/ims', $query, $matches)) {
+ $after = $matches[0];
+ $query = preg_replace('/(\s+INTO\s+(?:OUT|DUMP)FILE\s.*)$/ims', '', $query);
+ } elseif (preg_match('/(\s+FOR\s+UPDATE\s*)$/i', $query, $matches)) {
+ $after = $matches[0];
+ $query = preg_replace('/(\s+FOR\s+UPDATE\s*)$/im', '', $query);
+ } elseif (preg_match('/(\s+LOCK\s+IN\s+SHARE\s+MODE\s*)$/im', $query, $matches)) {
+ $after = $matches[0];
+ $query = preg_replace('/(\s+LOCK\s+IN\s+SHARE\s+MODE\s*)$/im', '', $query);
+ }
+
+ if ($is_manip) {
+ return $query . " LIMIT $limit" . $after;
+ } else {
+ return $query . " LIMIT $offset, $limit" . $after;
+ }
+ }
+ return $query;
+ }
+
+ // }}}
+ // {{{ getServerVersion()
+
+ /**
+ * return version information about the server
+ *
+ * @param bool $native determines if the raw version string should be returned
+ * @return mixed array/string with version information or MDB2 error object
+ * @access public
+ */
+ function getServerVersion($native = false)
+ {
+ $connection = $this->getConnection();
+ if (PEAR::isError($connection)) {
+ return $connection;
+ }
+ if ($this->connected_server_info) {
+ $server_info = $this->connected_server_info;
+ } else {
+ $server_info = @mysql_get_server_info($connection);
+ }
+ if (!$server_info) {
+ return $this->raiseError(null, null, null,
+ 'Could not get server information', __FUNCTION__);
+ }
+ // cache server_info
+ $this->connected_server_info = $server_info;
+ if (!$native) {
+ $tmp = explode('.', $server_info, 3);
+ if (isset($tmp[2]) && strpos($tmp[2], '-')) {
+ $tmp2 = explode('-', @$tmp[2], 2);
+ } else {
+ $tmp2[0] = isset($tmp[2]) ? $tmp[2] : null;
+ $tmp2[1] = null;
+ }
+ $server_info = array(
+ 'major' => isset($tmp[0]) ? $tmp[0] : null,
+ 'minor' => isset($tmp[1]) ? $tmp[1] : null,
+ 'patch' => $tmp2[0],
+ 'extra' => $tmp2[1],
+ 'native' => $server_info,
+ );
+ }
+ return $server_info;
+ }
+
+ // }}}
+ // {{{ _getServerCapabilities()
+
+ /**
+ * Fetch some information about the server capabilities
+ * (transactions, subselects, prepared statements, etc).
+ *
+ * @access private
+ */
+ function _getServerCapabilities()
+ {
+ if (!$this->server_capabilities_checked) {
+ $this->server_capabilities_checked = true;
+
+ //set defaults
+ $this->supported['sub_selects'] = 'emulated';
+ $this->supported['prepared_statements'] = 'emulated';
+ $this->supported['triggers'] = false;
+ $this->start_transaction = false;
+ $this->varchar_max_length = 255;
+
+ $server_info = $this->getServerVersion();
+ if (is_array($server_info)) {
+ $server_version = $server_info['major'].'.'.$server_info['minor'].'.'.$server_info['patch'];
+
+ if (!version_compare($server_version, '4.1.0', '<')) {
+ $this->supported['sub_selects'] = true;
+ $this->supported['prepared_statements'] = true;
+ }
+
+ // SAVEPOINTs were introduced in MySQL 4.0.14 and 4.1.1 (InnoDB)
+ if (version_compare($server_version, '4.1.0', '>=')) {
+ if (version_compare($server_version, '4.1.1', '<')) {
+ $this->supported['savepoints'] = false;
+ }
+ } elseif (version_compare($server_version, '4.0.14', '<')) {
+ $this->supported['savepoints'] = false;
+ }
+
+ if (!version_compare($server_version, '4.0.11', '<')) {
+ $this->start_transaction = true;
+ }
+
+ if (!version_compare($server_version, '5.0.3', '<')) {
+ $this->varchar_max_length = 65532;
+ }
+
+ if (!version_compare($server_version, '5.0.2', '<')) {
+ $this->supported['triggers'] = true;
+ }
+ }
+ }
+ }
+
+ // }}}
+ // {{{ function _skipUserDefinedVariable($query, $position)
+
+ /**
+ * Utility method, used by prepare() to avoid misinterpreting MySQL user
+ * defined variables (SELECT @x:=5) for placeholders.
+ * Check if the placeholder is a false positive, i.e. if it is an user defined
+ * variable instead. If so, skip it and advance the position, otherwise
+ * return the current position, which is valid
+ *
+ * @param string $query
+ * @param integer $position current string cursor position
+ * @return integer $new_position
+ * @access protected
+ */
+ function _skipUserDefinedVariable($query, $position)
+ {
+ $found = strpos(strrev(substr($query, 0, $position)), '@');
+ if ($found === false) {
+ return $position;
+ }
+ $pos = strlen($query) - strlen(substr($query, $position)) - $found - 1;
+ $substring = substr($query, $pos, $position - $pos + 2);
+ if (preg_match('/^@\w+\s*:=$/', $substring)) {
+ return $position + 1; //found an user defined variable: skip it
+ }
+ return $position;
+ }
+
+ // }}}
+ // {{{ prepare()
+
+ /**
+ * Prepares a query for multiple execution with execute().
+ * With some database backends, this is emulated.
+ * prepare() requires a generic query as string like
+ * 'INSERT INTO numbers VALUES(?,?)' or
+ * 'INSERT INTO numbers VALUES(:foo,:bar)'.
+ * The ? and :name and are placeholders which can be set using
+ * bindParam() and the query can be sent off using the execute() method.
+ * The allowed format for :name can be set with the 'bindname_format' option.
+ *
+ * @param string $query the query to prepare
+ * @param mixed $types array that contains the types of the placeholders
+ * @param mixed $result_types array that contains the types of the columns in
+ * the result set or MDB2_PREPARE_RESULT, if set to
+ * MDB2_PREPARE_MANIP the query is handled as a manipulation query
+ * @param mixed $lobs key (field) value (parameter) pair for all lob placeholders
+ * @return mixed resource handle for the prepared query on success, a MDB2
+ * error on failure
+ * @access public
+ * @see bindParam, execute
+ */
+ function &prepare($query, $types = null, $result_types = null, $lobs = array())
+ {
+ if ($this->options['emulate_prepared']
+ || $this->supported['prepared_statements'] !== true
+ ) {
+ $obj =& parent::prepare($query, $types, $result_types, $lobs);
+ return $obj;
+ }
+ $is_manip = ($result_types === MDB2_PREPARE_MANIP);
+ $offset = $this->offset;
+ $limit = $this->limit;
+ $this->offset = $this->limit = 0;
+ $query = $this->_modifyQuery($query, $is_manip, $limit, $offset);
+ $result = $this->debug($query, __FUNCTION__, array('is_manip' => $is_manip, 'when' => 'pre'));
+ if ($result) {
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ $query = $result;
+ }
+ $placeholder_type_guess = $placeholder_type = null;
+ $question = '?';
+ $colon = ':';
+ $positions = array();
+ $position = 0;
+ while ($position < strlen($query)) {
+ $q_position = strpos($query, $question, $position);
+ $c_position = strpos($query, $colon, $position);
+ if ($q_position && $c_position) {
+ $p_position = min($q_position, $c_position);
+ } elseif ($q_position) {
+ $p_position = $q_position;
+ } elseif ($c_position) {
+ $p_position = $c_position;
+ } else {
+ break;
+ }
+ if (is_null($placeholder_type)) {
+ $placeholder_type_guess = $query[$p_position];
+ }
+
+ $new_pos = $this->_skipDelimitedStrings($query, $position, $p_position);
+ if (PEAR::isError($new_pos)) {
+ return $new_pos;
+ }
+ if ($new_pos != $position) {
+ $position = $new_pos;
+ continue; //evaluate again starting from the new position
+ }
+
+ //make sure this is not part of an user defined variable
+ $new_pos = $this->_skipUserDefinedVariable($query, $position);
+ if ($new_pos != $position) {
+ $position = $new_pos;
+ continue; //evaluate again starting from the new position
+ }
+
+ if ($query[$position] == $placeholder_type_guess) {
+ if (is_null($placeholder_type)) {
+ $placeholder_type = $query[$p_position];
+ $question = $colon = $placeholder_type;
+ }
+ if ($placeholder_type == ':') {
+ $regexp = '/^.{'.($position+1).'}('.$this->options['bindname_format'].').*$/s';
+ $parameter = preg_replace($regexp, '\\1', $query);
+ if ($parameter === '') {
+ $err =& $this->raiseError(MDB2_ERROR_SYNTAX, null, null,
+ 'named parameter name must match "bindname_format" option', __FUNCTION__);
+ return $err;
+ }
+ $positions[$p_position] = $parameter;
+ $query = substr_replace($query, '?', $position, strlen($parameter)+1);
+ } else {
+ $positions[$p_position] = count($positions);
+ }
+ $position = $p_position + 1;
+ } else {
+ $position = $p_position;
+ }
+ }
+ $connection = $this->getConnection();
+ if (PEAR::isError($connection)) {
+ return $connection;
+ }
+ static $prep_statement_counter = 1;
+ $statement_name = sprintf($this->options['statement_format'], $this->phptype, $prep_statement_counter++ . sha1(microtime() + mt_rand()));
+ $statement_name = substr(strtolower($statement_name), 0, $this->options['max_identifiers_length']);
+ $query = "PREPARE $statement_name FROM ".$this->quote($query, 'text');
+ $statement =& $this->_doQuery($query, true, $connection);
+ if (PEAR::isError($statement)) {
+ return $statement;
+ }
+
+ $class_name = 'MDB2_Statement_'.$this->phptype;
+ $obj = new $class_name($this, $statement_name, $positions, $query, $types, $result_types, $is_manip, $limit, $offset);
+ $this->debug($query, __FUNCTION__, array('is_manip' => $is_manip, 'when' => 'post', 'result' => $obj));
+ return $obj;
+ }
+
+ // }}}
+ // {{{ replace()
+
+ /**
+ * Execute a SQL REPLACE query. A REPLACE query is identical to a INSERT
+ * query, except that if there is already a row in the table with the same
+ * key field values, the REPLACE query just updates its values instead of
+ * inserting a new row.
+ *
+ * The REPLACE type of query does not make part of the SQL standards. Since
+ * practically only MySQL implements it natively, this type of query is
+ * emulated through this method for other DBMS using standard types of
+ * queries inside a transaction to assure the atomicity of the operation.
+ *
+ * @access public
+ *
+ * @param string $table name of the table on which the REPLACE query will
+ * be executed.
+ * @param array $fields associative array that describes the fields and the
+ * values that will be inserted or updated in the specified table. The
+ * indexes of the array are the names of all the fields of the table. The
+ * values of the array are also associative arrays that describe the
+ * values and other properties of the table fields.
+ *
+ * Here follows a list of field properties that need to be specified:
+ *
+ * value:
+ * Value to be assigned to the specified field. This value may be
+ * of specified in database independent type format as this
+ * function can perform the necessary datatype conversions.
+ *
+ * Default:
+ * this property is required unless the Null property
+ * is set to 1.
+ *
+ * type
+ * Name of the type of the field. Currently, all types Metabase
+ * are supported except for clob and blob.
+ *
+ * Default: no type conversion
+ *
+ * null
+ * Boolean property that indicates that the value for this field
+ * should be set to null.
+ *
+ * The default value for fields missing in INSERT queries may be
+ * specified the definition of a table. Often, the default value
+ * is already null, but since the REPLACE may be emulated using
+ * an UPDATE query, make sure that all fields of the table are
+ * listed in this function argument array.
+ *
+ * Default: 0
+ *
+ * key
+ * Boolean property that indicates that this field should be
+ * handled as a primary key or at least as part of the compound
+ * unique index of the table that will determine the row that will
+ * updated if it exists or inserted a new row otherwise.
+ *
+ * This function will fail if no key field is specified or if the
+ * value of a key field is set to null because fields that are
+ * part of unique index they may not be null.
+ *
+ * Default: 0
+ *
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ */
+ function replace($table, $fields)
+ {
+ $count = count($fields);
+ $query = $values = '';
+ $keys = $colnum = 0;
+ for (reset($fields); $colnum < $count; next($fields), $colnum++) {
+ $name = key($fields);
+ if ($colnum > 0) {
+ $query .= ',';
+ $values.= ',';
+ }
+ $query.= $this->quoteIdentifier($name, true);
+ if (isset($fields[$name]['null']) && $fields[$name]['null']) {
+ $value = 'NULL';
+ } else {
+ $type = isset($fields[$name]['type']) ? $fields[$name]['type'] : null;
+ $value = $this->quote($fields[$name]['value'], $type);
+ if (PEAR::isError($value)) {
+ return $value;
+ }
+ }
+ $values.= $value;
+ if (isset($fields[$name]['key']) && $fields[$name]['key']) {
+ if ($value === 'NULL') {
+ return $this->raiseError(MDB2_ERROR_CANNOT_REPLACE, null, null,
+ 'key value '.$name.' may not be NULL', __FUNCTION__);
+ }
+ $keys++;
+ }
+ }
+ if ($keys == 0) {
+ return $this->raiseError(MDB2_ERROR_CANNOT_REPLACE, null, null,
+ 'not specified which fields are keys', __FUNCTION__);
+ }
+
+ $connection = $this->getConnection();
+ if (PEAR::isError($connection)) {
+ return $connection;
+ }
+
+ $table = $this->quoteIdentifier($table, true);
+ $query = "REPLACE INTO $table ($query) VALUES ($values)";
+ $result =& $this->_doQuery($query, true, $connection);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ return $this->_affectedRows($connection, $result);
+ }
+
+ // }}}
+ // {{{ nextID()
+
+ /**
+ * Returns the next free id of a sequence
+ *
+ * @param string $seq_name name of the sequence
+ * @param boolean $ondemand when true the sequence is
+ * automatic created, if it
+ * not exists
+ *
+ * @return mixed MDB2 Error Object or id
+ * @access public
+ */
+ function nextID($seq_name, $ondemand = true)
+ {
+ $sequence_name = $this->quoteIdentifier($this->getSequenceName($seq_name), true);
+ $seqcol_name = $this->quoteIdentifier($this->options['seqcol_name'], true);
+ $query = "INSERT INTO $sequence_name ($seqcol_name) VALUES (NULL)";
+ $this->pushErrorHandling(PEAR_ERROR_RETURN);
+ $this->expectError(MDB2_ERROR_NOSUCHTABLE);
+ $result =& $this->_doQuery($query, true);
+ $this->popExpect();
+ $this->popErrorHandling();
+ if (PEAR::isError($result)) {
+ if ($ondemand && $result->getCode() == MDB2_ERROR_NOSUCHTABLE) {
+ $this->loadModule('Manager', null, true);
+ $result = $this->manager->createSequence($seq_name);
+ if (PEAR::isError($result)) {
+ return $this->raiseError($result, null, null,
+ 'on demand sequence '.$seq_name.' could not be created', __FUNCTION__);
+ } else {
+ return $this->nextID($seq_name, false);
+ }
+ }
+ return $result;
+ }
+ $value = $this->lastInsertID();
+ if (is_numeric($value)) {
+ $query = "DELETE FROM $sequence_name WHERE $seqcol_name < $value";
+ $result =& $this->_doQuery($query, true);
+ if (PEAR::isError($result)) {
+ $this->warnings[] = 'nextID: could not delete previous sequence table values from '.$seq_name;
+ }
+ }
+ return $value;
+ }
+
+ // }}}
+ // {{{ lastInsertID()
+
+ /**
+ * Returns the autoincrement ID if supported or $id or fetches the current
+ * ID in a sequence called: $table.(empty($field) ? '' : '_'.$field)
+ *
+ * @param string $table name of the table into which a new row was inserted
+ * @param string $field name of the field into which a new row was inserted
+ * @return mixed MDB2 Error Object or id
+ * @access public
+ */
+ function lastInsertID($table = null, $field = null)
+ {
+ // not using mysql_insert_id() due to http://pear.php.net/bugs/bug.php?id=8051
+ return $this->queryOne('SELECT LAST_INSERT_ID()', 'integer');
+ }
+
+ // }}}
+ // {{{ currID()
+
+ /**
+ * Returns the current id of a sequence
+ *
+ * @param string $seq_name name of the sequence
+ * @return mixed MDB2 Error Object or id
+ * @access public
+ */
+ function currID($seq_name)
+ {
+ $sequence_name = $this->quoteIdentifier($this->getSequenceName($seq_name), true);
+ $seqcol_name = $this->quoteIdentifier($this->options['seqcol_name'], true);
+ $query = "SELECT MAX($seqcol_name) FROM $sequence_name";
+ return $this->queryOne($query, 'integer');
+ }
+}
+
+/**
+ * MDB2 MySQL result driver
+ *
+ * @package MDB2
+ * @category Database
+ * @author Lukas Smith <smith@pooteeweet.org>
+ */
+class MDB2_Result_mysql extends MDB2_Result_Common
+{
+ // }}}
+ // {{{ fetchRow()
+
+ /**
+ * Fetch a row and insert the data into an existing array.
+ *
+ * @param int $fetchmode how the array data should be indexed
+ * @param int $rownum number of the row where the data can be found
+ * @return int data array on success, a MDB2 error on failure
+ * @access public
+ */
+ function &fetchRow($fetchmode = MDB2_FETCHMODE_DEFAULT, $rownum = null)
+ {
+ if (!is_null($rownum)) {
+ $seek = $this->seek($rownum);
+ if (PEAR::isError($seek)) {
+ return $seek;
+ }
+ }
+ if ($fetchmode == MDB2_FETCHMODE_DEFAULT) {
+ $fetchmode = $this->db->fetchmode;
+ }
+ if ($fetchmode & MDB2_FETCHMODE_ASSOC) {
+ $row = @mysql_fetch_assoc($this->result);
+ if (is_array($row)
+ && $this->db->options['portability'] & MDB2_PORTABILITY_FIX_CASE
+ ) {
+ $row = array_change_key_case($row, $this->db->options['field_case']);
+ }
+ } else {
+ $row = @mysql_fetch_row($this->result);
+ }
+
+ if (!$row) {
+ if ($this->result === false) {
+ $err =& $this->db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null,
+ 'resultset has already been freed', __FUNCTION__);
+ return $err;
+ }
+ $null = null;
+ return $null;
+ }
+ $mode = $this->db->options['portability'] & MDB2_PORTABILITY_EMPTY_TO_NULL;
+ $rtrim = false;
+ if ($this->db->options['portability'] & MDB2_PORTABILITY_RTRIM) {
+ if (empty($this->types)) {
+ $mode += MDB2_PORTABILITY_RTRIM;
+ } else {
+ $rtrim = true;
+ }
+ }
+ if ($mode) {
+ $this->db->_fixResultArrayValues($row, $mode);
+ }
+ if (!empty($this->types)) {
+ $row = $this->db->datatype->convertResultRow($this->types, $row, $rtrim);
+ }
+ if (!empty($this->values)) {
+ $this->_assignBindColumns($row);
+ }
+ if ($fetchmode === MDB2_FETCHMODE_OBJECT) {
+ $object_class = $this->db->options['fetch_class'];
+ if ($object_class == 'stdClass') {
+ $row = (object) $row;
+ } else {
+ $row = &new $object_class($row);
+ }
+ }
+ ++$this->rownum;
+ return $row;
+ }
+
+ // }}}
+ // {{{ _getColumnNames()
+
+ /**
+ * Retrieve the names of columns returned by the DBMS in a query result.
+ *
+ * @return mixed Array variable that holds the names of columns as keys
+ * or an MDB2 error on failure.
+ * Some DBMS may not return any columns when the result set
+ * does not contain any rows.
+ * @access private
+ */
+ function _getColumnNames()
+ {
+ $columns = array();
+ $numcols = $this->numCols();
+ if (PEAR::isError($numcols)) {
+ return $numcols;
+ }
+ for ($column = 0; $column < $numcols; $column++) {
+ $column_name = @mysql_field_name($this->result, $column);
+ $columns[$column_name] = $column;
+ }
+ if ($this->db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
+ $columns = array_change_key_case($columns, $this->db->options['field_case']);
+ }
+ return $columns;
+ }
+
+ // }}}
+ // {{{ numCols()
+
+ /**
+ * Count the number of columns returned by the DBMS in a query result.
+ *
+ * @return mixed integer value with the number of columns, a MDB2 error
+ * on failure
+ * @access public
+ */
+ function numCols()
+ {
+ $cols = @mysql_num_fields($this->result);
+ if (is_null($cols)) {
+ if ($this->result === false) {
+ return $this->db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null,
+ 'resultset has already been freed', __FUNCTION__);
+ } elseif (is_null($this->result)) {
+ return count($this->types);
+ }
+ return $this->db->raiseError(null, null, null,
+ 'Could not get column count', __FUNCTION__);
+ }
+ return $cols;
+ }
+
+ // }}}
+ // {{{ free()
+
+ /**
+ * Free the internal resources associated with result.
+ *
+ * @return boolean true on success, false if result is invalid
+ * @access public
+ */
+ function free()
+ {
+ if (is_resource($this->result) && $this->db->connection) {
+ $free = @mysql_free_result($this->result);
+ if ($free === false) {
+ return $this->db->raiseError(null, null, null,
+ 'Could not free result', __FUNCTION__);
+ }
+ }
+ $this->result = false;
+ return MDB2_OK;
+ }
+}
+
+/**
+ * MDB2 MySQL buffered result driver
+ *
+ * @package MDB2
+ * @category Database
+ * @author Lukas Smith <smith@pooteeweet.org>
+ */
+class MDB2_BufferedResult_mysql extends MDB2_Result_mysql
+{
+ // }}}
+ // {{{ seek()
+
+ /**
+ * Seek to a specific row in a result set
+ *
+ * @param int $rownum number of the row where the data can be found
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function seek($rownum = 0)
+ {
+ if ($this->rownum != ($rownum - 1) && !@mysql_data_seek($this->result, $rownum)) {
+ if ($this->result === false) {
+ return $this->db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null,
+ 'resultset has already been freed', __FUNCTION__);
+ } elseif (is_null($this->result)) {
+ return MDB2_OK;
+ }
+ return $this->db->raiseError(MDB2_ERROR_INVALID, null, null,
+ 'tried to seek to an invalid row number ('.$rownum.')', __FUNCTION__);
+ }
+ $this->rownum = $rownum - 1;
+ return MDB2_OK;
+ }
+
+ // }}}
+ // {{{ valid()
+
+ /**
+ * Check if the end of the result set has been reached
+ *
+ * @return mixed true or false on sucess, a MDB2 error on failure
+ * @access public
+ */
+ function valid()
+ {
+ $numrows = $this->numRows();
+ if (PEAR::isError($numrows)) {
+ return $numrows;
+ }
+ return $this->rownum < ($numrows - 1);
+ }
+
+ // }}}
+ // {{{ numRows()
+
+ /**
+ * Returns the number of rows in a result object
+ *
+ * @return mixed MDB2 Error Object or the number of rows
+ * @access public
+ */
+ function numRows()
+ {
+ $rows = @mysql_num_rows($this->result);
+ if (false === $rows) {
+ if (false === $this->result) {
+ return $this->db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null,
+ 'resultset has already been freed', __FUNCTION__);
+ } elseif (is_null($this->result)) {
+ return 0;
+ }
+ return $this->db->raiseError(null, null, null,
+ 'Could not get row count', __FUNCTION__);
+ }
+ return $rows;
+ }
+}
+
+/**
+ * MDB2 MySQL statement driver
+ *
+ * @package MDB2
+ * @category Database
+ * @author Lukas Smith <smith@pooteeweet.org>
+ */
+class MDB2_Statement_mysql extends MDB2_Statement_Common
+{
+ // {{{ _execute()
+
+ /**
+ * Execute a prepared query statement helper method.
+ *
+ * @param mixed $result_class string which specifies which result class to use
+ * @param mixed $result_wrap_class string which specifies which class to wrap results in
+ * @return mixed a result handle or MDB2_OK on success, a MDB2 error on failure
+ * @access private
+ */
+ function &_execute($result_class = true, $result_wrap_class = false)
+ {
+ if (is_null($this->statement)) {
+ $result =& parent::_execute($result_class, $result_wrap_class);
+ return $result;
+ }
+ $this->db->last_query = $this->query;
+ $this->db->debug($this->query, 'execute', array('is_manip' => $this->is_manip, 'when' => 'pre', 'parameters' => $this->values));
+ if ($this->db->getOption('disable_query')) {
+ $result = $this->is_manip ? 0 : null;
+ return $result;
+ }
+
+ $connection = $this->db->getConnection();
+ if (PEAR::isError($connection)) {
+ return $connection;
+ }
+
+ $query = 'EXECUTE '.$this->statement;
+ if (!empty($this->positions)) {
+ $parameters = array();
+ foreach ($this->positions as $parameter) {
+ if (!array_key_exists($parameter, $this->values)) {
+ return $this->db->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
+ 'Unable to bind to missing placeholder: '.$parameter, __FUNCTION__);
+ }
+ $value = $this->values[$parameter];
+ $type = array_key_exists($parameter, $this->types) ? $this->types[$parameter] : null;
+ if (is_resource($value) || $type == 'clob' || $type == 'blob' && $this->db->options['lob_allow_url_include']) {
+ if (!is_resource($value) && preg_match('/^(\w+:\/\/)(.*)$/', $value, $match)) {
+ if ($match[1] == 'file://') {
+ $value = $match[2];
+ }
+ $value = @fopen($value, 'r');
+ $close = true;
+ }
+ if (is_resource($value)) {
+ $data = '';
+ while (!@feof($value)) {
+ $data.= @fread($value, $this->db->options['lob_buffer_length']);
+ }
+ if ($close) {
+ @fclose($value);
+ }
+ $value = $data;
+ }
+ }
+ $quoted = $this->db->quote($value, $type);
+ if (PEAR::isError($quoted)) {
+ return $quoted;
+ }
+ $param_query = 'SET @'.$parameter.' = '.$quoted;
+ $result = $this->db->_doQuery($param_query, true, $connection);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ }
+ $query.= ' USING @'.implode(', @', array_values($this->positions));
+ }
+
+ $result = $this->db->_doQuery($query, $this->is_manip, $connection);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+
+ if ($this->is_manip) {
+ $affected_rows = $this->db->_affectedRows($connection, $result);
+ return $affected_rows;
+ }
+
+ $result =& $this->db->_wrapResult($result, $this->result_types,
+ $result_class, $result_wrap_class, $this->limit, $this->offset);
+ $this->db->debug($this->query, 'execute', array('is_manip' => $this->is_manip, 'when' => 'post', 'result' => $result));
+ return $result;
+ }
+
+ // }}}
+ // {{{ free()
+
+ /**
+ * Release resources allocated for the specified prepared query.
+ *
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function free()
+ {
+ if (is_null($this->positions)) {
+ return $this->db->raiseError(MDB2_ERROR, null, null,
+ 'Prepared statement has already been freed', __FUNCTION__);
+ }
+ $result = MDB2_OK;
+
+ if (!is_null($this->statement)) {
+ $connection = $this->db->getConnection();
+ if (PEAR::isError($connection)) {
+ return $connection;
+ }
+ $query = 'DEALLOCATE PREPARE '.$this->statement;
+ $result = $this->db->_doQuery($query, true, $connection);
+ }
+
+ parent::free();
+ return $result;
+ }
+}
?> \ No newline at end of file
diff --git a/program/lib/MDB2/Driver/mysqli.php b/program/lib/MDB2/Driver/mysqli.php
index 5dc53d624..3f8f9611e 100644
--- a/program/lib/MDB2/Driver/mysqli.php
+++ b/program/lib/MDB2/Driver/mysqli.php
@@ -1,1697 +1,1841 @@
-<?php
-// vim: set et ts=4 sw=4 fdm=marker:
-// +----------------------------------------------------------------------+
-// | PHP versions 4 and 5 |
-// +----------------------------------------------------------------------+
-// | Copyright (c) 1998-2006 Manuel Lemos, Tomas V.V.Cox, |
-// | Stig. S. Bakken, Lukas Smith |
-// | All rights reserved. |
-// +----------------------------------------------------------------------+
-// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
-// | API as well as database abstraction for PHP applications. |
-// | This LICENSE is in the BSD license style. |
-// | |
-// | Redistribution and use in source and binary forms, with or without |
-// | modification, are permitted provided that the following conditions |
-// | are met: |
-// | |
-// | Redistributions of source code must retain the above copyright |
-// | notice, this list of conditions and the following disclaimer. |
-// | |
-// | Redistributions in binary form must reproduce the above copyright |
-// | notice, this list of conditions and the following disclaimer in the |
-// | documentation and/or other materials provided with the distribution. |
-// | |
-// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
-// | Lukas Smith nor the names of his contributors may be used to endorse |
-// | or promote products derived from this software without specific prior|
-// | written permission. |
-// | |
-// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
-// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
-// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
-// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
-// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
-// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
-// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
-// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
-// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
-// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
-// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
-// | POSSIBILITY OF SUCH DAMAGE. |
-// +----------------------------------------------------------------------+
-// | Author: Lukas Smith <smith@pooteeweet.org> |
-// +----------------------------------------------------------------------+
-//
-// $Id: mysqli.php,v 1.176 2007/11/10 13:27:03 quipo Exp $
-//
-
-/**
- * MDB2 MySQLi driver
- *
- * @package MDB2
- * @category Database
- * @author Lukas Smith <smith@pooteeweet.org>
- */
-class MDB2_Driver_mysqli extends MDB2_Driver_Common
-{
- // {{{ properties
-
- var $string_quoting = array('start' => "'", 'end' => "'", 'escape' => '\\', 'escape_pattern' => '\\');
-
- var $identifier_quoting = array('start' => '`', 'end' => '`', 'escape' => '`');
-
- var $sql_comments = array(
- array('start' => '-- ', 'end' => "\n", 'escape' => false),
- array('start' => '#', 'end' => "\n", 'escape' => false),
- array('start' => '/*', 'end' => '*/', 'escape' => false),
- );
-
- var $server_capabilities_checked = false;
-
- var $start_transaction = false;
-
- var $varchar_max_length = 255;
-
- // }}}
- // {{{ constructor
-
- /**
- * Constructor
- */
- function __construct()
- {
- parent::__construct();
-
- $this->phptype = 'mysqli';
- $this->dbsyntax = 'mysql';
-
- $this->supported['sequences'] = 'emulated';
- $this->supported['indexes'] = true;
- $this->supported['affected_rows'] = true;
- $this->supported['transactions'] = false;
- $this->supported['savepoints'] = false;
- $this->supported['summary_functions'] = true;
- $this->supported['order_by_text'] = true;
- $this->supported['current_id'] = 'emulated';
- $this->supported['limit_queries'] = true;
- $this->supported['LOBs'] = true;
- $this->supported['replace'] = true;
- $this->supported['sub_selects'] = 'emulated';
- $this->supported['auto_increment'] = true;
- $this->supported['primary_key'] = true;
- $this->supported['result_introspection'] = true;
- $this->supported['prepared_statements'] = 'emulated';
- $this->supported['identifier_quoting'] = true;
- $this->supported['pattern_escaping'] = true;
- $this->supported['new_link'] = true;
-
- $this->options['default_table_type'] = '';
- $this->options['multi_query'] = false;
- }
-
- // }}}
- // {{{ errorInfo()
-
- /**
- * This method is used to collect information about an error
- *
- * @param integer $error
- * @return array
- * @access public
- */
- function errorInfo($error = null)
- {
- if ($this->connection) {
- $native_code = @mysqli_errno($this->connection);
- $native_msg = @mysqli_error($this->connection);
- } else {
- $native_code = @mysqli_connect_errno();
- $native_msg = @mysqli_connect_error();
- }
- if (is_null($error)) {
- static $ecode_map;
- if (empty($ecode_map)) {
- $ecode_map = array(
- 1000 => MDB2_ERROR_INVALID, //hashchk
- 1001 => MDB2_ERROR_INVALID, //isamchk
- 1004 => MDB2_ERROR_CANNOT_CREATE,
- 1005 => MDB2_ERROR_CANNOT_CREATE,
- 1006 => MDB2_ERROR_CANNOT_CREATE,
- 1007 => MDB2_ERROR_ALREADY_EXISTS,
- 1008 => MDB2_ERROR_CANNOT_DROP,
- 1009 => MDB2_ERROR_CANNOT_DROP,
- 1010 => MDB2_ERROR_CANNOT_DROP,
- 1011 => MDB2_ERROR_CANNOT_DELETE,
- 1022 => MDB2_ERROR_ALREADY_EXISTS,
- 1029 => MDB2_ERROR_NOT_FOUND,
- 1032 => MDB2_ERROR_NOT_FOUND,
- 1044 => MDB2_ERROR_ACCESS_VIOLATION,
- 1045 => MDB2_ERROR_ACCESS_VIOLATION,
- 1046 => MDB2_ERROR_NODBSELECTED,
- 1048 => MDB2_ERROR_CONSTRAINT,
- 1049 => MDB2_ERROR_NOSUCHDB,
- 1050 => MDB2_ERROR_ALREADY_EXISTS,
- 1051 => MDB2_ERROR_NOSUCHTABLE,
- 1054 => MDB2_ERROR_NOSUCHFIELD,
- 1060 => MDB2_ERROR_ALREADY_EXISTS,
- 1061 => MDB2_ERROR_ALREADY_EXISTS,
- 1062 => MDB2_ERROR_ALREADY_EXISTS,
- 1064 => MDB2_ERROR_SYNTAX,
- 1067 => MDB2_ERROR_INVALID,
- 1072 => MDB2_ERROR_NOT_FOUND,
- 1086 => MDB2_ERROR_ALREADY_EXISTS,
- 1091 => MDB2_ERROR_NOT_FOUND,
- 1100 => MDB2_ERROR_NOT_LOCKED,
- 1109 => MDB2_ERROR_NOT_FOUND,
- 1125 => MDB2_ERROR_ALREADY_EXISTS,
- 1136 => MDB2_ERROR_VALUE_COUNT_ON_ROW,
- 1138 => MDB2_ERROR_INVALID,
- 1142 => MDB2_ERROR_ACCESS_VIOLATION,
- 1143 => MDB2_ERROR_ACCESS_VIOLATION,
- 1146 => MDB2_ERROR_NOSUCHTABLE,
- 1149 => MDB2_ERROR_SYNTAX,
- 1169 => MDB2_ERROR_CONSTRAINT,
- 1176 => MDB2_ERROR_NOT_FOUND,
- 1177 => MDB2_ERROR_NOSUCHTABLE,
- 1213 => MDB2_ERROR_DEADLOCK,
- 1216 => MDB2_ERROR_CONSTRAINT,
- 1217 => MDB2_ERROR_CONSTRAINT,
- 1227 => MDB2_ERROR_ACCESS_VIOLATION,
- 1299 => MDB2_ERROR_INVALID_DATE,
- 1300 => MDB2_ERROR_INVALID,
- 1304 => MDB2_ERROR_ALREADY_EXISTS,
- 1305 => MDB2_ERROR_NOT_FOUND,
- 1306 => MDB2_ERROR_CANNOT_DROP,
- 1307 => MDB2_ERROR_CANNOT_CREATE,
- 1334 => MDB2_ERROR_CANNOT_ALTER,
- 1339 => MDB2_ERROR_NOT_FOUND,
- 1356 => MDB2_ERROR_INVALID,
- 1359 => MDB2_ERROR_ALREADY_EXISTS,
- 1360 => MDB2_ERROR_NOT_FOUND,
- 1363 => MDB2_ERROR_NOT_FOUND,
- 1365 => MDB2_ERROR_DIVZERO,
- 1451 => MDB2_ERROR_CONSTRAINT,
- 1452 => MDB2_ERROR_CONSTRAINT,
- 1542 => MDB2_ERROR_CANNOT_DROP,
- 1546 => MDB2_ERROR_CONSTRAINT,
- 1582 => MDB2_ERROR_CONSTRAINT,
- 2019 => MDB2_ERROR_INVALID,
- );
- }
- if ($this->options['portability'] & MDB2_PORTABILITY_ERRORS) {
- $ecode_map[1022] = MDB2_ERROR_CONSTRAINT;
- $ecode_map[1048] = MDB2_ERROR_CONSTRAINT_NOT_NULL;
- $ecode_map[1062] = MDB2_ERROR_CONSTRAINT;
- } else {
- // Doing this in case mode changes during runtime.
- $ecode_map[1022] = MDB2_ERROR_ALREADY_EXISTS;
- $ecode_map[1048] = MDB2_ERROR_CONSTRAINT;
- $ecode_map[1062] = MDB2_ERROR_ALREADY_EXISTS;
- }
- if (isset($ecode_map[$native_code])) {
- $error = $ecode_map[$native_code];
- }
- }
- return array($error, $native_code, $native_msg);
- }
-
- // }}}
- // {{{ escape()
-
- /**
- * Quotes a string so it can be safely used in a query. It will quote
- * the text so it can safely be used within a query.
- *
- * @param string the input string to quote
- * @param bool escape wildcards
- *
- * @return string quoted string
- *
- * @access public
- */
- function escape($text, $escape_wildcards = false)
- {
- if ($escape_wildcards) {
- $text = $this->escapePattern($text);
- }
- $connection = $this->getConnection();
- if (PEAR::isError($connection)) {
- return $connection;
- }
- $text = @mysqli_real_escape_string($connection, $text);
- return $text;
- }
-
- // }}}
- // {{{ beginTransaction()
-
- /**
- * Start a transaction or set a savepoint.
- *
- * @param string name of a savepoint to set
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- *
- * @access public
- */
- function beginTransaction($savepoint = null)
- {
- $this->debug('Starting transaction/savepoint', __FUNCTION__, array('is_manip' => true, 'savepoint' => $savepoint));
- $this->_getServerCapabilities();
- if (!is_null($savepoint)) {
- if (!$this->supports('savepoints')) {
- return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
- 'savepoints are not supported', __FUNCTION__);
- }
- if (!$this->in_transaction) {
- return $this->raiseError(MDB2_ERROR_INVALID, null, null,
- 'savepoint cannot be released when changes are auto committed', __FUNCTION__);
- }
- $query = 'SAVEPOINT '.$savepoint;
- return $this->_doQuery($query, true);
- } elseif ($this->in_transaction) {
- return MDB2_OK; //nothing to do
- }
- $query = $this->start_transaction ? 'START TRANSACTION' : 'SET AUTOCOMMIT = 1';
- $result =& $this->_doQuery($query, true);
- if (PEAR::isError($result)) {
- return $result;
- }
- $this->in_transaction = true;
- return MDB2_OK;
- }
-
- // }}}
- // {{{ commit()
-
- /**
- * Commit the database changes done during a transaction that is in
- * progress or release a savepoint. This function may only be called when
- * auto-committing is disabled, otherwise it will fail. Therefore, a new
- * transaction is implicitly started after committing the pending changes.
- *
- * @param string name of a savepoint to release
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- *
- * @access public
- */
- function commit($savepoint = null)
- {
- $this->debug('Committing transaction/savepoint', __FUNCTION__, array('is_manip' => true, 'savepoint' => $savepoint));
- if (!$this->in_transaction) {
- return $this->raiseError(MDB2_ERROR_INVALID, null, null,
- 'commit/release savepoint cannot be done changes are auto committed', __FUNCTION__);
- }
- if (!is_null($savepoint)) {
- if (!$this->supports('savepoints')) {
- return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
- 'savepoints are not supported', __FUNCTION__);
- }
- $server_info = $this->getServerVersion();
- if (version_compare($server_info['major'].'.'.$server_info['minor'].'.'.$server_info['patch'], '5.0.3', '<')) {
- return MDB2_OK;
- }
- $query = 'RELEASE SAVEPOINT '.$savepoint;
- return $this->_doQuery($query, true);
- }
-
- if (!$this->supports('transactions')) {
- return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
- 'transactions are not supported', __FUNCTION__);
- }
-
- $result =& $this->_doQuery('COMMIT', true);
- if (PEAR::isError($result)) {
- return $result;
- }
- if (!$this->start_transaction) {
- $query = 'SET AUTOCOMMIT = 0';
- $result =& $this->_doQuery($query, true);
- if (PEAR::isError($result)) {
- return $result;
- }
- }
- $this->in_transaction = false;
- return MDB2_OK;
- }
-
- // }}}
- // {{{ rollback()
-
- /**
- * Cancel any database changes done during a transaction or since a specific
- * savepoint that is in progress. This function may only be called when
- * auto-committing is disabled, otherwise it will fail. Therefore, a new
- * transaction is implicitly started after canceling the pending changes.
- *
- * @param string name of a savepoint to rollback to
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- *
- * @access public
- */
- function rollback($savepoint = null)
- {
- $this->debug('Rolling back transaction/savepoint', __FUNCTION__, array('is_manip' => true, 'savepoint' => $savepoint));
- if (!$this->in_transaction) {
- return $this->raiseError(MDB2_ERROR_INVALID, null, null,
- 'rollback cannot be done changes are auto committed', __FUNCTION__);
- }
- if (!is_null($savepoint)) {
- if (!$this->supports('savepoints')) {
- return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
- 'savepoints are not supported', __FUNCTION__);
- }
- $query = 'ROLLBACK TO SAVEPOINT '.$savepoint;
- return $this->_doQuery($query, true);
- }
-
- $query = 'ROLLBACK';
- $result =& $this->_doQuery($query, true);
- if (PEAR::isError($result)) {
- return $result;
- }
- if (!$this->start_transaction) {
- $query = 'SET AUTOCOMMIT = 0';
- $result =& $this->_doQuery($query, true);
- if (PEAR::isError($result)) {
- return $result;
- }
- }
- $this->in_transaction = false;
- return MDB2_OK;
- }
-
- // }}}
- // {{{ function setTransactionIsolation()
-
- /**
- * Set the transacton isolation level.
- *
- * @param string standard isolation level
- * READ UNCOMMITTED (allows dirty reads)
- * READ COMMITTED (prevents dirty reads)
- * REPEATABLE READ (prevents nonrepeatable reads)
- * SERIALIZABLE (prevents phantom reads)
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- *
- * @access public
- * @since 2.1.1
- */
- function setTransactionIsolation($isolation)
- {
- $this->debug('Setting transaction isolation level', __FUNCTION__, array('is_manip' => true));
- if (!$this->supports('transactions')) {
- return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
- 'transactions are not supported', __FUNCTION__);
- }
- switch ($isolation) {
- case 'READ UNCOMMITTED':
- case 'READ COMMITTED':
- case 'REPEATABLE READ':
- case 'SERIALIZABLE':
- break;
- default:
- return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
- 'isolation level is not supported: '.$isolation, __FUNCTION__);
- }
-
- $query = "SET SESSION TRANSACTION ISOLATION LEVEL $isolation";
- return $this->_doQuery($query, true);
- }
-
- // }}}
- // {{{ connect()
-
- /**
- * Connect to the database
- *
- * @return true on success, MDB2 Error Object on failure
- */
- function connect()
- {
- if (is_object($this->connection)) {
- //if (count(array_diff($this->connected_dsn, $this->dsn)) == 0) {
- if (MDB2::areEquals($this->connected_dsn, $this->dsn)) {
- return MDB2_OK;
- }
- $this->connection = 0;
- }
-
- if (!PEAR::loadExtension($this->phptype)) {
- return $this->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
- 'extension '.$this->phptype.' is not compiled into PHP', __FUNCTION__);
- }
-
- $connection = @mysqli_init();
- if (!empty($this->dsn['charset']) && defined('MYSQLI_SET_CHARSET_NAME')) {
- @mysqli_options($connection, MYSQLI_SET_CHARSET_NAME, $this->dsn['charset']);
- }
-
-
- if ($this->options['ssl']) {
- @mysqli_ssl_set(
- $connection,
- empty($this->dsn['key']) ? null : $this->dsn['key'],
- empty($this->dsn['cert']) ? null : $this->dsn['cert'],
- empty($this->dsn['ca']) ? null : $this->dsn['ca'],
- empty($this->dsn['capath']) ? null : $this->dsn['capath'],
- empty($this->dsn['cipher']) ? null : $this->dsn['cipher']
- );
- }
-
- if (!@mysqli_real_connect(
- $connection,
- $this->dsn['hostspec'],
- $this->dsn['username'],
- $this->dsn['password'],
- $this->database_name,
- $this->dsn['port'],
- $this->dsn['socket']
- )) {
-
- if (($err = @mysqli_connect_error()) != '') {
- return $this->raiseError(null,
- null, null, $err, __FUNCTION__);
- } else {
- return $this->raiseError(MDB2_ERROR_CONNECT_FAILED, null, null,
- 'unable to establish a connection', __FUNCTION__);
- }
- }
-
- if (!empty($this->dsn['charset']) && !defined('MYSQLI_SET_CHARSET_NAME')) {
- $result = $this->setCharset($this->dsn['charset'], $connection);
- if (PEAR::isError($result)) {
- return $result;
- }
- }
-
- $this->connection = $connection;
- $this->connected_dsn = $this->dsn;
- $this->connected_database_name = $this->database_name;
- $this->dbsyntax = $this->dsn['dbsyntax'] ? $this->dsn['dbsyntax'] : $this->phptype;
-
- $this->supported['transactions'] = $this->options['use_transactions'];
- if ($this->options['default_table_type']) {
- switch (strtoupper($this->options['default_table_type'])) {
- case 'BLACKHOLE':
- case 'MEMORY':
- case 'ARCHIVE':
- case 'CSV':
- case 'HEAP':
- case 'ISAM':
- case 'MERGE':
- case 'MRG_ISAM':
- case 'ISAM':
- case 'MRG_MYISAM':
- case 'MYISAM':
- $this->supported['transactions'] = false;
- $this->warnings[] = $this->options['default_table_type'] .
- ' is not a supported default table type';
- break;
- }
- }
-
- $this->_getServerCapabilities();
-
- return MDB2_OK;
- }
-
- // }}}
- // {{{ setCharset()
-
- /**
- * Set the charset on the current connection
- *
- * @param string charset
- * @param resource connection handle
- *
- * @return true on success, MDB2 Error Object on failure
- */
- function setCharset($charset, $connection = null)
- {
- if (is_null($connection)) {
- $connection = $this->getConnection();
- if (PEAR::isError($connection)) {
- return $connection;
- }
- }
- $client_info = mysqli_get_client_version();
- if (OS_WINDOWS && ((40111 > $client_info) ||
- ((50000 <= $client_info) && (50006 > $client_info)))
- ) {
- $query = "SET NAMES '".mysqli_real_escape_string($connection, $charset)."'";
- return $this->_doQuery($query, true, $connection);
- }
- if (!$result = mysqli_set_charset($connection, $charset)) {
- $err =& $this->raiseError(null, null, null,
- 'Could not set client character set', __FUNCTION__);
- return $err;
- }
- return $result;
- }
-
- // }}}
- // {{{ disconnect()
-
- /**
- * Log out and disconnect from the database.
- *
- * @param boolean $force if the disconnect should be forced even if the
- * connection is opened persistently
- * @return mixed true on success, false if not connected and error
- * object on error
- * @access public
- */
- function disconnect($force = true)
- {
- if (is_object($this->connection)) {
- if ($this->in_transaction) {
- $dsn = $this->dsn;
- $database_name = $this->database_name;
- $persistent = $this->options['persistent'];
- $this->dsn = $this->connected_dsn;
- $this->database_name = $this->connected_database_name;
- $this->options['persistent'] = $this->opened_persistent;
- $this->rollback();
- $this->dsn = $dsn;
- $this->database_name = $database_name;
- $this->options['persistent'] = $persistent;
- }
-
- if ($force) {
- @mysqli_close($this->connection);
- }
- }
- return parent::disconnect($force);
- }
-
- // }}}
- // {{{ _doQuery()
-
- /**
- * Execute a query
- * @param string $query query
- * @param boolean $is_manip if the query is a manipulation query
- * @param resource $connection
- * @param string $database_name
- * @return result or error object
- * @access protected
- */
- function &_doQuery($query, $is_manip = false, $connection = null, $database_name = null)
- {
- $this->last_query = $query;
- $result = $this->debug($query, 'query', array('is_manip' => $is_manip, 'when' => 'pre'));
- if ($result) {
- if (PEAR::isError($result)) {
- return $result;
- }
- $query = $result;
- }
- if ($this->options['disable_query']) {
- $result = $is_manip ? 0 : null;
- return $result;
- }
-
- if (is_null($connection)) {
- $connection = $this->getConnection();
- if (PEAR::isError($connection)) {
- return $connection;
- }
- }
- if (is_null($database_name)) {
- $database_name = $this->database_name;
- }
-
- if ($database_name) {
- if ($database_name != $this->connected_database_name) {
- if (!@mysqli_select_db($connection, $database_name)) {
- $err = $this->raiseError(null, null, null,
- 'Could not select the database: '.$database_name, __FUNCTION__);
- return $err;
- }
- $this->connected_database_name = $database_name;
- }
- }
-
- if ($this->options['multi_query']) {
- $result = mysqli_multi_query($connection, $query);
- } else {
- $resultmode = $this->options['result_buffering'] ? MYSQLI_USE_RESULT : MYSQLI_USE_RESULT;
- $result = mysqli_query($connection, $query);
- }
-
- if (!$result) {
- $err =& $this->raiseError(null, null, null,
- 'Could not execute statement', __FUNCTION__);
- return $err;
- }
-
- if ($this->options['multi_query']) {
- if ($this->options['result_buffering']) {
- if (!($result = @mysqli_store_result($connection))) {
- $err =& $this->raiseError(null, null, null,
- 'Could not get the first result from a multi query', __FUNCTION__);
- return $err;
- }
- } elseif (!($result = @mysqli_use_result($connection))) {
- $err =& $this->raiseError(null, null, null,
- 'Could not get the first result from a multi query', __FUNCTION__);
- return $err;
- }
- }
-
- $this->debug($query, 'query', array('is_manip' => $is_manip, 'when' => 'post', 'result' => $result));
- return $result;
- }
-
- // }}}
- // {{{ _affectedRows()
-
- /**
- * Returns the number of rows affected
- *
- * @param resource $result
- * @param resource $connection
- * @return mixed MDB2 Error Object or the number of rows affected
- * @access private
- */
- function _affectedRows($connection, $result = null)
- {
- if (is_null($connection)) {
- $connection = $this->getConnection();
- if (PEAR::isError($connection)) {
- return $connection;
- }
- }
- return @mysqli_affected_rows($connection);
- }
-
- // }}}
- // {{{ _modifyQuery()
-
- /**
- * Changes a query string for various DBMS specific reasons
- *
- * @param string $query query to modify
- * @param boolean $is_manip if it is a DML query
- * @param integer $limit limit the number of rows
- * @param integer $offset start reading from given offset
- * @return string modified query
- * @access protected
- */
- function _modifyQuery($query, $is_manip, $limit, $offset)
- {
- if ($this->options['portability'] & MDB2_PORTABILITY_DELETE_COUNT) {
- // "DELETE FROM table" gives 0 affected rows in MySQL.
- // This little hack lets you know how many rows were deleted.
- if (preg_match('/^\s*DELETE\s+FROM\s+(\S+)\s*$/i', $query)) {
- $query = preg_replace('/^\s*DELETE\s+FROM\s+(\S+)\s*$/',
- 'DELETE FROM \1 WHERE 1=1', $query);
- }
- }
- if ($limit > 0
- && !preg_match('/LIMIT\s*\d(?:\s*(?:,|OFFSET)\s*\d+)?(?:[^\)]*)?$/i', $query)
- ) {
- $query = rtrim($query);
- if (substr($query, -1) == ';') {
- $query = substr($query, 0, -1);
- }
-
- // LIMIT doesn't always come last in the query
- // @see http://dev.mysql.com/doc/refman/5.0/en/select.html
- $after = '';
- if (preg_match('/(\s+INTO\s+(?:OUT|DUMP)FILE\s.*)$/ims', $query, $matches)) {
- $after = $matches[0];
- $query = preg_replace('/(\s+INTO\s+(?:OUT|DUMP)FILE\s.*)$/ims', '', $query);
- } elseif (preg_match('/(\s+FOR\s+UPDATE\s*)$/i', $query, $matches)) {
- $after = $matches[0];
- $query = preg_replace('/(\s+FOR\s+UPDATE\s*)$/im', '', $query);
- } elseif (preg_match('/(\s+LOCK\s+IN\s+SHARE\s+MODE\s*)$/im', $query, $matches)) {
- $after = $matches[0];
- $query = preg_replace('/(\s+LOCK\s+IN\s+SHARE\s+MODE\s*)$/im', '', $query);
- }
-
- if ($is_manip) {
- return $query . " LIMIT $limit" . $after;
- } else {
- return $query . " LIMIT $offset, $limit" . $after;
- }
- }
- return $query;
- }
-
- // }}}
- // {{{ getServerVersion()
-
- /**
- * return version information about the server
- *
- * @param bool $native determines if the raw version string should be returned
- * @return mixed array/string with version information or MDB2 error object
- * @access public
- */
- function getServerVersion($native = false)
- {
- $connection = $this->getConnection();
- if (PEAR::isError($connection)) {
- return $connection;
- }
- if ($this->connected_server_info) {
- $server_info = $this->connected_server_info;
- } else {
- $server_info = @mysqli_get_server_info($connection);
- }
- if (!$server_info) {
- return $this->raiseError(null, null, null,
- 'Could not get server information', __FUNCTION__);
- }
- // cache server_info
- $this->connected_server_info = $server_info;
- if (!$native) {
- $tmp = explode('.', $server_info, 3);
- if (isset($tmp[2]) && strpos($tmp[2], '-')) {
- $tmp2 = explode('-', @$tmp[2], 2);
- } else {
- $tmp2[0] = isset($tmp[2]) ? $tmp[2] : null;
- $tmp2[1] = null;
- }
- $server_info = array(
- 'major' => isset($tmp[0]) ? $tmp[0] : null,
- 'minor' => isset($tmp[1]) ? $tmp[1] : null,
- 'patch' => $tmp2[0],
- 'extra' => $tmp2[1],
- 'native' => $server_info,
- );
- }
- return $server_info;
- }
-
- // }}}
- // {{{ _getServerCapabilities()
-
- /**
- * Fetch some information about the server capabilities
- * (transactions, subselects, prepared statements, etc).
- *
- * @access private
- */
- function _getServerCapabilities()
- {
- if (!$this->server_capabilities_checked) {
- $this->server_capabilities_checked = true;
-
- //set defaults
- $this->supported['sub_selects'] = 'emulated';
- $this->supported['prepared_statements'] = 'emulated';
- $this->start_transaction = false;
- $this->varchar_max_length = 255;
-
- $server_info = $this->getServerVersion();
- if (is_array($server_info)) {
- if (!version_compare($server_info['major'].'.'.$server_info['minor'].'.'.$server_info['patch'], '4.1.0', '<')) {
- $this->supported['sub_selects'] = true;
- $this->supported['prepared_statements'] = true;
- }
-
- if (!version_compare($server_info['major'].'.'.$server_info['minor'].'.'.$server_info['patch'], '4.0.14', '<')
- || !version_compare($server_info['major'].'.'.$server_info['minor'].'.'.$server_info['patch'], '4.1.1', '<')
- ) {
- $this->supported['savepoints'] = true;
- }
-
- if (!version_compare($server_info['major'].'.'.$server_info['minor'].'.'.$server_info['patch'], '4.0.11', '<')) {
- $this->start_transaction = true;
- }
-
- if (!version_compare($server_info['major'].'.'.$server_info['minor'].'.'.$server_info['patch'], '5.0.3', '<')) {
- $this->varchar_max_length = 65532;
- }
- }
- }
- }
-
- // }}}
- // {{{ function _skipUserDefinedVariable($query, $position)
-
- /**
- * Utility method, used by prepare() to avoid misinterpreting MySQL user
- * defined variables (SELECT @x:=5) for placeholders.
- * Check if the placeholder is a false positive, i.e. if it is an user defined
- * variable instead. If so, skip it and advance the position, otherwise
- * return the current position, which is valid
- *
- * @param string $query
- * @param integer $position current string cursor position
- * @return integer $new_position
- * @access protected
- */
- function _skipUserDefinedVariable($query, $position)
- {
- $found = strpos(strrev(substr($query, 0, $position)), '@');
- if ($found === false) {
- return $position;
- }
- $pos = strlen($query) - strlen(substr($query, $position)) - $found - 1;
- $substring = substr($query, $pos, $position - $pos + 2);
- if (preg_match('/^@\w+\s*:=$/', $substring)) {
- return $position + 1; //found an user defined variable: skip it
- }
- return $position;
- }
-
- // }}}
- // {{{ prepare()
-
- /**
- * Prepares a query for multiple execution with execute().
- * With some database backends, this is emulated.
- * prepare() requires a generic query as string like
- * 'INSERT INTO numbers VALUES(?,?)' or
- * 'INSERT INTO numbers VALUES(:foo,:bar)'.
- * The ? and :name and are placeholders which can be set using
- * bindParam() and the query can be sent off using the execute() method.
- * The allowed format for :name can be set with the 'bindname_format' option.
- *
- * @param string $query the query to prepare
- * @param mixed $types array that contains the types of the placeholders
- * @param mixed $result_types array that contains the types of the columns in
- * the result set or MDB2_PREPARE_RESULT, if set to
- * MDB2_PREPARE_MANIP the query is handled as a manipulation query
- * @param mixed $lobs key (field) value (parameter) pair for all lob placeholders
- * @return mixed resource handle for the prepared query on success, a MDB2
- * error on failure
- * @access public
- * @see bindParam, execute
- */
- function &prepare($query, $types = null, $result_types = null, $lobs = array())
- {
- if ($this->options['emulate_prepared']
- || $this->supported['prepared_statements'] !== true
- ) {
- $obj =& parent::prepare($query, $types, $result_types, $lobs);
- return $obj;
- }
- $is_manip = ($result_types === MDB2_PREPARE_MANIP);
- $offset = $this->offset;
- $limit = $this->limit;
- $this->offset = $this->limit = 0;
- $query = $this->_modifyQuery($query, $is_manip, $limit, $offset);
- $result = $this->debug($query, __FUNCTION__, array('is_manip' => $is_manip, 'when' => 'pre'));
- if ($result) {
- if (PEAR::isError($result)) {
- return $result;
- }
- $query = $result;
- }
- $placeholder_type_guess = $placeholder_type = null;
- $question = '?';
- $colon = ':';
- $positions = array();
- $position = 0;
- while ($position < strlen($query)) {
- $q_position = strpos($query, $question, $position);
- $c_position = strpos($query, $colon, $position);
- if ($q_position && $c_position) {
- $p_position = min($q_position, $c_position);
- } elseif ($q_position) {
- $p_position = $q_position;
- } elseif ($c_position) {
- $p_position = $c_position;
- } else {
- break;
- }
- if (is_null($placeholder_type)) {
- $placeholder_type_guess = $query[$p_position];
- }
-
- $new_pos = $this->_skipDelimitedStrings($query, $position, $p_position);
- if (PEAR::isError($new_pos)) {
- return $new_pos;
- }
- if ($new_pos != $position) {
- $position = $new_pos;
- continue; //evaluate again starting from the new position
- }
-
- //make sure this is not part of an user defined variable
- $new_pos = $this->_skipUserDefinedVariable($query, $position);
- if ($new_pos != $position) {
- $position = $new_pos;
- continue; //evaluate again starting from the new position
- }
-
- if ($query[$position] == $placeholder_type_guess) {
- if (is_null($placeholder_type)) {
- $placeholder_type = $query[$p_position];
- $question = $colon = $placeholder_type;
- }
- if ($placeholder_type == ':') {
- $regexp = '/^.{'.($position+1).'}('.$this->options['bindname_format'].').*$/s';
- $parameter = preg_replace($regexp, '\\1', $query);
- if ($parameter === '') {
- $err =& $this->raiseError(MDB2_ERROR_SYNTAX, null, null,
- 'named parameter name must match "bindname_format" option', __FUNCTION__);
- return $err;
- }
- $positions[$p_position] = $parameter;
- $query = substr_replace($query, '?', $position, strlen($parameter)+1);
- } else {
- $positions[$p_position] = count($positions);
- }
- $position = $p_position + 1;
- } else {
- $position = $p_position;
- }
- }
- $connection = $this->getConnection();
- if (PEAR::isError($connection)) {
- return $connection;
- }
-
- if (!$is_manip) {
- static $prep_statement_counter = 1;
- $statement_name = sprintf($this->options['statement_format'], $this->phptype, sha1(microtime() + mt_rand())) . $prep_statement_counter++;
- $query = "PREPARE $statement_name FROM ".$this->quote($query, 'text');
-
- $statement =& $this->_doQuery($query, true, $connection);
- if (PEAR::isError($statement)) {
- return $statement;
- }
- $statement = $statement_name;
- } else {
- $statement = @mysqli_prepare($connection, $query);
- if (!$statement) {
- $err =& $this->raiseError(null, null, null,
- 'Unable to create prepared statement handle', __FUNCTION__);
- return $err;
- }
- }
-
- $class_name = 'MDB2_Statement_'.$this->phptype;
- $obj = new $class_name($this, $statement, $positions, $query, $types, $result_types, $is_manip, $limit, $offset);
- $this->debug($query, __FUNCTION__, array('is_manip' => $is_manip, 'when' => 'post', 'result' => $obj));
- return $obj;
- }
-
- // }}}
- // {{{ replace()
-
- /**
- * Execute a SQL REPLACE query. A REPLACE query is identical to a INSERT
- * query, except that if there is already a row in the table with the same
- * key field values, the REPLACE query just updates its values instead of
- * inserting a new row.
- *
- * The REPLACE type of query does not make part of the SQL standards. Since
- * practically only MySQL implements it natively, this type of query is
- * emulated through this method for other DBMS using standard types of
- * queries inside a transaction to assure the atomicity of the operation.
- *
- * @access public
- *
- * @param string $table name of the table on which the REPLACE query will
- * be executed.
- * @param array $fields associative array that describes the fields and the
- * values that will be inserted or updated in the specified table. The
- * indexes of the array are the names of all the fields of the table. The
- * values of the array are also associative arrays that describe the
- * values and other properties of the table fields.
- *
- * Here follows a list of field properties that need to be specified:
- *
- * value:
- * Value to be assigned to the specified field. This value may be
- * of specified in database independent type format as this
- * function can perform the necessary datatype conversions.
- *
- * Default:
- * this property is required unless the Null property
- * is set to 1.
- *
- * type
- * Name of the type of the field. Currently, all types Metabase
- * are supported except for clob and blob.
- *
- * Default: no type conversion
- *
- * null
- * Boolean property that indicates that the value for this field
- * should be set to null.
- *
- * The default value for fields missing in INSERT queries may be
- * specified the definition of a table. Often, the default value
- * is already null, but since the REPLACE may be emulated using
- * an UPDATE query, make sure that all fields of the table are
- * listed in this function argument array.
- *
- * Default: 0
- *
- * key
- * Boolean property that indicates that this field should be
- * handled as a primary key or at least as part of the compound
- * unique index of the table that will determine the row that will
- * updated if it exists or inserted a new row otherwise.
- *
- * This function will fail if no key field is specified or if the
- * value of a key field is set to null because fields that are
- * part of unique index they may not be null.
- *
- * Default: 0
- *
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- */
- function replace($table, $fields)
- {
- $count = count($fields);
- $query = $values = '';
- $keys = $colnum = 0;
- for (reset($fields); $colnum < $count; next($fields), $colnum++) {
- $name = key($fields);
- if ($colnum > 0) {
- $query .= ',';
- $values.= ',';
- }
- $query.= $name;
- if (isset($fields[$name]['null']) && $fields[$name]['null']) {
- $value = 'NULL';
- } else {
- $type = isset($fields[$name]['type']) ? $fields[$name]['type'] : null;
- $value = $this->quote($fields[$name]['value'], $type);
- if (PEAR::isError($value)) {
- return $value;
- }
- }
- $values.= $value;
- if (isset($fields[$name]['key']) && $fields[$name]['key']) {
- if ($value === 'NULL') {
- return $this->raiseError(MDB2_ERROR_CANNOT_REPLACE, null, null,
- 'key value '.$name.' may not be NULL', __FUNCTION__);
- }
- $keys++;
- }
- }
- if ($keys == 0) {
- return $this->raiseError(MDB2_ERROR_CANNOT_REPLACE, null, null,
- 'not specified which fields are keys', __FUNCTION__);
- }
-
- $connection = $this->getConnection();
- if (PEAR::isError($connection)) {
- return $connection;
- }
-
- $query = "REPLACE INTO $table ($query) VALUES ($values)";
- $result =& $this->_doQuery($query, true, $connection);
- if (PEAR::isError($result)) {
- return $result;
- }
- return $this->_affectedRows($connection, $result);
- }
-
- // }}}
- // {{{ nextID()
-
- /**
- * Returns the next free id of a sequence
- *
- * @param string $seq_name name of the sequence
- * @param boolean $ondemand when true the sequence is
- * automatic created, if it
- * not exists
- *
- * @return mixed MDB2 Error Object or id
- * @access public
- */
- function nextID($seq_name, $ondemand = true)
- {
- $sequence_name = $this->quoteIdentifier($this->getSequenceName($seq_name), true);
- $seqcol_name = $this->quoteIdentifier($this->options['seqcol_name'], true);
- $query = "INSERT INTO $sequence_name ($seqcol_name) VALUES (NULL)";
- $this->expectError(MDB2_ERROR_NOSUCHTABLE);
- $result =& $this->_doQuery($query, true);
- $this->popExpect();
- if (PEAR::isError($result)) {
- if ($ondemand && $result->getCode() == MDB2_ERROR_NOSUCHTABLE) {
- $this->loadModule('Manager', null, true);
- $result = $this->manager->createSequence($seq_name);
- if (PEAR::isError($result)) {
- return $this->raiseError($result, null, null,
- 'on demand sequence '.$seq_name.' could not be created', __FUNCTION__);
- } else {
- return $this->nextID($seq_name, false);
- }
- }
- return $result;
- }
- $value = $this->lastInsertID();
- if (is_numeric($value)) {
- $query = "DELETE FROM $sequence_name WHERE $seqcol_name < $value";
- $result =& $this->_doQuery($query, true);
- if (PEAR::isError($result)) {
- $this->warnings[] = 'nextID: could not delete previous sequence table values from '.$seq_name;
- }
- }
- return $value;
- }
-
- // }}}
- // {{{ lastInsertID()
-
- /**
- * Returns the autoincrement ID if supported or $id or fetches the current
- * ID in a sequence called: $table.(empty($field) ? '' : '_'.$field)
- *
- * @param string $table name of the table into which a new row was inserted
- * @param string $field name of the field into which a new row was inserted
- * @return mixed MDB2 Error Object or id
- * @access public
- */
- function lastInsertID($table = null, $field = null)
- {
- // not using mysql_insert_id() due to http://pear.php.net/bugs/bug.php?id=8051
- return $this->queryOne('SELECT LAST_INSERT_ID()', 'integer');
- }
-
- // }}}
- // {{{ currID()
-
- /**
- * Returns the current id of a sequence
- *
- * @param string $seq_name name of the sequence
- * @return mixed MDB2 Error Object or id
- * @access public
- */
- function currID($seq_name)
- {
- $sequence_name = $this->quoteIdentifier($this->getSequenceName($seq_name), true);
- $seqcol_name = $this->quoteIdentifier($this->options['seqcol_name'], true);
- $query = "SELECT MAX($seqcol_name) FROM $sequence_name";
- return $this->queryOne($query, 'integer');
- }
-}
-
-/**
- * MDB2 MySQLi result driver
- *
- * @package MDB2
- * @category Database
- * @author Lukas Smith <smith@pooteeweet.org>
- */
-class MDB2_Result_mysqli extends MDB2_Result_Common
-{
- // }}}
- // {{{ fetchRow()
-
- /**
- * Fetch a row and insert the data into an existing array.
- *
- * @param int $fetchmode how the array data should be indexed
- * @param int $rownum number of the row where the data can be found
- * @return int data array on success, a MDB2 error on failure
- * @access public
- */
- function &fetchRow($fetchmode = MDB2_FETCHMODE_DEFAULT, $rownum = null)
- {
- if (!is_null($rownum)) {
- $seek = $this->seek($rownum);
- if (PEAR::isError($seek)) {
- return $seek;
- }
- }
- if ($fetchmode == MDB2_FETCHMODE_DEFAULT) {
- $fetchmode = $this->db->fetchmode;
- }
- if ($fetchmode & MDB2_FETCHMODE_ASSOC) {
- $row = @mysqli_fetch_assoc($this->result);
- if (is_array($row)
- && $this->db->options['portability'] & MDB2_PORTABILITY_FIX_CASE
- ) {
- $row = array_change_key_case($row, $this->db->options['field_case']);
- }
- } else {
- $row = @mysqli_fetch_row($this->result);
- }
-
- if (!$row) {
- if ($this->result === false) {
- $err =& $this->db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null,
- 'resultset has already been freed', __FUNCTION__);
- return $err;
- }
- $null = null;
- return $null;
- }
- $mode = $this->db->options['portability'] & MDB2_PORTABILITY_EMPTY_TO_NULL;
- $rtrim = false;
- if ($this->db->options['portability'] & MDB2_PORTABILITY_RTRIM) {
- if (empty($this->types)) {
- $mode += MDB2_PORTABILITY_RTRIM;
- } else {
- $rtrim = true;
- }
- }
- if ($mode) {
- $this->db->_fixResultArrayValues($row, $mode);
- }
- if (!empty($this->types)) {
- $row = $this->db->datatype->convertResultRow($this->types, $row, $rtrim);
- }
- if (!empty($this->values)) {
- $this->_assignBindColumns($row);
- }
- if ($fetchmode === MDB2_FETCHMODE_OBJECT) {
- $object_class = $this->db->options['fetch_class'];
- if ($object_class == 'stdClass') {
- $row = (object) $row;
- } else {
- $row = &new $object_class($row);
- }
- }
- ++$this->rownum;
- return $row;
- }
-
- // }}}
- // {{{ _getColumnNames()
-
- /**
- * Retrieve the names of columns returned by the DBMS in a query result.
- *
- * @return mixed Array variable that holds the names of columns as keys
- * or an MDB2 error on failure.
- * Some DBMS may not return any columns when the result set
- * does not contain any rows.
- * @access private
- */
- function _getColumnNames()
- {
- $columns = array();
- $numcols = $this->numCols();
- if (PEAR::isError($numcols)) {
- return $numcols;
- }
- for ($column = 0; $column < $numcols; $column++) {
- $column_info = @mysqli_fetch_field_direct($this->result, $column);
- $columns[$column_info->name] = $column;
- }
- if ($this->db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
- $columns = array_change_key_case($columns, $this->db->options['field_case']);
- }
- return $columns;
- }
-
- // }}}
- // {{{ numCols()
-
- /**
- * Count the number of columns returned by the DBMS in a query result.
- *
- * @return mixed integer value with the number of columns, a MDB2 error
- * on failure
- * @access public
- */
- function numCols()
- {
- $cols = @mysqli_num_fields($this->result);
- if (is_null($cols)) {
- if ($this->result === false) {
- return $this->db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null,
- 'resultset has already been freed', __FUNCTION__);
- } elseif (is_null($this->result)) {
- return count($this->types);
- }
- return $this->db->raiseError(null, null, null,
- 'Could not get column count', __FUNCTION__);
- }
- return $cols;
- }
-
- // }}}
- // {{{ nextResult()
-
- /**
- * Move the internal result pointer to the next available result
- *
- * @return true on success, false if there is no more result set or an error object on failure
- * @access public
- */
- function nextResult()
- {
- $connection = $this->db->getConnection();
- if (PEAR::isError($connection)) {
- return $connection;
- }
-
- if (!@mysqli_more_results($connection)) {
- return false;
- }
- if (!@mysqli_next_result($connection)) {
- return false;
- }
- if (!($this->result = @mysqli_use_result($connection))) {
- return false;
- }
- return MDB2_OK;
- }
-
- // }}}
- // {{{ free()
-
- /**
- * Free the internal resources associated with result.
- *
- * @return boolean true on success, false if result is invalid
- * @access public
- */
- function free()
- {
- if (is_object($this->result) && $this->db->connection) {
- $free = @mysqli_free_result($this->result);
- if ($free === false) {
- return $this->db->raiseError(null, null, null,
- 'Could not free result', __FUNCTION__);
- }
- }
- $this->result = false;
- return MDB2_OK;
- }
-}
-
-/**
- * MDB2 MySQLi buffered result driver
- *
- * @package MDB2
- * @category Database
- * @author Lukas Smith <smith@pooteeweet.org>
- */
-class MDB2_BufferedResult_mysqli extends MDB2_Result_mysqli
-{
- // }}}
- // {{{ seek()
-
- /**
- * Seek to a specific row in a result set
- *
- * @param int $rownum number of the row where the data can be found
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- * @access public
- */
- function seek($rownum = 0)
- {
- if ($this->rownum != ($rownum - 1) && !@mysqli_data_seek($this->result, $rownum)) {
- if ($this->result === false) {
- return $this->db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null,
- 'resultset has already been freed', __FUNCTION__);
- } elseif (is_null($this->result)) {
- return MDB2_OK;
- }
- return $this->db->raiseError(MDB2_ERROR_INVALID, null, null,
- 'tried to seek to an invalid row number ('.$rownum.')', __FUNCTION__);
- }
- $this->rownum = $rownum - 1;
- return MDB2_OK;
- }
-
- // }}}
- // {{{ valid()
-
- /**
- * Check if the end of the result set has been reached
- *
- * @return mixed true or false on sucess, a MDB2 error on failure
- * @access public
- */
- function valid()
- {
- $numrows = $this->numRows();
- if (PEAR::isError($numrows)) {
- return $numrows;
- }
- return $this->rownum < ($numrows - 1);
- }
-
- // }}}
- // {{{ numRows()
-
- /**
- * Returns the number of rows in a result object
- *
- * @return mixed MDB2 Error Object or the number of rows
- * @access public
- */
- function numRows()
- {
- $rows = @mysqli_num_rows($this->result);
- if (is_null($rows)) {
- if ($this->result === false) {
- return $this->db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null,
- 'resultset has already been freed', __FUNCTION__);
- } elseif (is_null($this->result)) {
- return 0;
- }
- return $this->db->raiseError(null, null, null,
- 'Could not get row count', __FUNCTION__);
- }
- return $rows;
- }
-
- // }}}
- // {{{ nextResult()
-
- /**
- * Move the internal result pointer to the next available result
- *
- * @param a valid result resource
- * @return true on success, false if there is no more result set or an error object on failure
- * @access public
- */
- function nextResult()
- {
- $connection = $this->db->getConnection();
- if (PEAR::isError($connection)) {
- return $connection;
- }
-
- if (!@mysqli_more_results($connection)) {
- return false;
- }
- if (!@mysqli_next_result($connection)) {
- return false;
- }
- if (!($this->result = @mysqli_store_result($connection))) {
- return false;
- }
- return MDB2_OK;
- }
-}
-
-/**
- * MDB2 MySQLi statement driver
- *
- * @package MDB2
- * @category Database
- * @author Lukas Smith <smith@pooteeweet.org>
- */
-class MDB2_Statement_mysqli extends MDB2_Statement_Common
-{
- // {{{ _execute()
-
- /**
- * Execute a prepared query statement helper method.
- *
- * @param mixed $result_class string which specifies which result class to use
- * @param mixed $result_wrap_class string which specifies which class to wrap results in
- * @return mixed a result handle or MDB2_OK on success, a MDB2 error on failure
- * @access private
- */
- function &_execute($result_class = true, $result_wrap_class = false)
- {
- if (is_null($this->statement)) {
- $result =& parent::_execute($result_class, $result_wrap_class);
- return $result;
- }
- $this->db->last_query = $this->query;
- $this->db->debug($this->query, 'execute', array('is_manip' => $this->is_manip, 'when' => 'pre', 'parameters' => $this->values));
- if ($this->db->getOption('disable_query')) {
- $result = $this->is_manip ? 0 : null;
- return $result;
- }
-
- $connection = $this->db->getConnection();
- if (PEAR::isError($connection)) {
- return $connection;
- }
-
- if (!is_object($this->statement)) {
- $query = 'EXECUTE '.$this->statement;
- }
- if (!empty($this->positions)) {
- $parameters = array(0 => $this->statement, 1 => '');
- $lobs = array();
- $i = 0;
- foreach ($this->positions as $parameter) {
- if (!array_key_exists($parameter, $this->values)) {
- return $this->db->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
- 'Unable to bind to missing placeholder: '.$parameter, __FUNCTION__);
- }
- $value = $this->values[$parameter];
- $type = array_key_exists($parameter, $this->types) ? $this->types[$parameter] : null;
- if (!is_object($this->statement)) {
- if (is_resource($value) || $type == 'clob' || $type == 'blob' && $this->db->options['lob_allow_url_include']) {
- if (!is_resource($value) && preg_match('/^(\w+:\/\/)(.*)$/', $value, $match)) {
- if ($match[1] == 'file://') {
- $value = $match[2];
- }
- $value = @fopen($value, 'r');
- $close = true;
- }
- if (is_resource($value)) {
- $data = '';
- while (!@feof($value)) {
- $data.= @fread($value, $this->db->options['lob_buffer_length']);
- }
- if ($close) {
- @fclose($value);
- }
- $value = $data;
- }
- }
- $quoted = $this->db->quote($value, $type);
- if (PEAR::isError($quoted)) {
- return $quoted;
- }
- $param_query = 'SET @'.$parameter.' = '.$quoted;
- $result = $this->db->_doQuery($param_query, true, $connection);
- if (PEAR::isError($result)) {
- return $result;
- }
- } else {
- if (is_resource($value) || $type == 'clob' || $type == 'blob') {
- $parameters[] = null;
- $parameters[1].= 'b';
- $lobs[$i] = $parameter;
- } else {
- $quoted = $this->db->quote($value, $type, false);
- if (PEAR::isError($quoted)) {
- return $quoted;
- }
- $parameters[] = $quoted;
- $parameters[1].= $this->db->datatype->mapPrepareDatatype($type);
- }
- ++$i;
- }
- }
-
- if (!is_object($this->statement)) {
- $query.= ' USING @'.implode(', @', array_values($this->positions));
- } else {
- $result = @call_user_func_array('mysqli_stmt_bind_param', $parameters);
- if ($result === false) {
- $err =& $this->db->raiseError(null, null, null,
- 'Unable to bind parameters', __FUNCTION__);
- return $err;
- }
-
- foreach ($lobs as $i => $parameter) {
- $value = $this->values[$parameter];
- $close = false;
- if (!is_resource($value)) {
- $close = true;
- if (preg_match('/^(\w+:\/\/)(.*)$/', $value, $match)) {
- if ($match[1] == 'file://') {
- $value = $match[2];
- }
- $value = @fopen($value, 'r');
- } else {
- $fp = @tmpfile();
- @fwrite($fp, $value);
- @rewind($fp);
- $value = $fp;
- }
- }
- while (!@feof($value)) {
- $data = @fread($value, $this->db->options['lob_buffer_length']);
- @mysqli_stmt_send_long_data($this->statement, $i, $data);
- }
- if ($close) {
- @fclose($value);
- }
- }
- }
- }
-
- if (!is_object($this->statement)) {
- $result = $this->db->_doQuery($query, $this->is_manip, $connection);
- if (PEAR::isError($result)) {
- return $result;
- }
-
- if ($this->is_manip) {
- $affected_rows = $this->db->_affectedRows($connection, $result);
- return $affected_rows;
- }
-
- $result =& $this->db->_wrapResult($result, $this->result_types,
- $result_class, $result_wrap_class, $this->limit, $this->offset);
- } else {
- if (!@mysqli_stmt_execute($this->statement)) {
- $err =& $this->db->raiseError(null, null, null,
- 'Unable to execute statement', __FUNCTION__);
- return $err;
- }
-
- if ($this->is_manip) {
- $affected_rows = @mysqli_stmt_affected_rows($this->statement);
- return $affected_rows;
- }
-
- if ($this->db->options['result_buffering']) {
- @mysqli_stmt_store_result($this->statement);
- }
-
- $result =& $this->db->_wrapResult($this->statement, $this->result_types,
- $result_class, $result_wrap_class, $this->limit, $this->offset);
- }
-
- $this->db->debug($this->query, 'execute', array('is_manip' => $this->is_manip, 'when' => 'post', 'result' => $result));
- return $result;
- }
-
- // }}}
- // {{{ free()
-
- /**
- * Release resources allocated for the specified prepared query.
- *
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- * @access public
- */
- function free()
- {
- if (is_null($this->positions)) {
- return $this->db->raiseError(MDB2_ERROR, null, null,
- 'Prepared statement has already been freed', __FUNCTION__);
- }
- $result = MDB2_OK;
-
- if (is_object($this->statement)) {
- if (!@mysqli_stmt_close($this->statement)) {
- $result = $this->db->raiseError(null, null, null,
- 'Could not free statement', __FUNCTION__);
- }
- } elseif (!is_null($this->statement)) {
- $connection = $this->db->getConnection();
- if (PEAR::isError($connection)) {
- return $connection;
- }
-
- $query = 'DEALLOCATE PREPARE '.$this->statement;
- $result = $this->db->_doQuery($query, true, $connection);
- }
-
- parent::free();
- return $result;
- }
-}
+<?php
+// vim: set et ts=4 sw=4 fdm=marker:
+// +----------------------------------------------------------------------+
+// | PHP versions 4 and 5 |
+// +----------------------------------------------------------------------+
+// | Copyright (c) 1998-2006 Manuel Lemos, Tomas V.V.Cox, |
+// | Stig. S. Bakken, Lukas Smith |
+// | All rights reserved. |
+// +----------------------------------------------------------------------+
+// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
+// | API as well as database abstraction for PHP applications. |
+// | This LICENSE is in the BSD license style. |
+// | |
+// | Redistribution and use in source and binary forms, with or without |
+// | modification, are permitted provided that the following conditions |
+// | are met: |
+// | |
+// | Redistributions of source code must retain the above copyright |
+// | notice, this list of conditions and the following disclaimer. |
+// | |
+// | Redistributions in binary form must reproduce the above copyright |
+// | notice, this list of conditions and the following disclaimer in the |
+// | documentation and/or other materials provided with the distribution. |
+// | |
+// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
+// | Lukas Smith nor the names of his contributors may be used to endorse |
+// | or promote products derived from this software without specific prior|
+// | written permission. |
+// | |
+// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
+// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
+// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
+// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
+// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
+// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
+// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
+// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
+// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
+// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
+// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
+// | POSSIBILITY OF SUCH DAMAGE. |
+// +----------------------------------------------------------------------+
+// | Author: Lukas Smith <smith@pooteeweet.org> |
+// +----------------------------------------------------------------------+
+//
+// $Id: mysqli.php,v 1.188 2008/03/13 03:31:55 afz Exp $
+//
+
+/**
+ * MDB2 MySQLi driver
+ *
+ * @package MDB2
+ * @category Database
+ * @author Lukas Smith <smith@pooteeweet.org>
+ */
+class MDB2_Driver_mysqli extends MDB2_Driver_Common
+{
+ // {{{ properties
+
+ var $string_quoting = array('start' => "'", 'end' => "'", 'escape' => '\\', 'escape_pattern' => '\\');
+
+ var $identifier_quoting = array('start' => '`', 'end' => '`', 'escape' => '`');
+
+ var $sql_comments = array(
+ array('start' => '-- ', 'end' => "\n", 'escape' => false),
+ array('start' => '#', 'end' => "\n", 'escape' => false),
+ array('start' => '/*', 'end' => '*/', 'escape' => false),
+ );
+
+ var $server_capabilities_checked = false;
+
+ var $start_transaction = false;
+
+ var $varchar_max_length = 255;
+
+ // }}}
+ // {{{ constructor
+
+ /**
+ * Constructor
+ */
+ function __construct()
+ {
+ parent::__construct();
+
+ $this->phptype = 'mysqli';
+ $this->dbsyntax = 'mysql';
+
+ $this->supported['sequences'] = 'emulated';
+ $this->supported['indexes'] = true;
+ $this->supported['affected_rows'] = true;
+ $this->supported['transactions'] = false;
+ $this->supported['savepoints'] = false;
+ $this->supported['summary_functions'] = true;
+ $this->supported['order_by_text'] = true;
+ $this->supported['current_id'] = 'emulated';
+ $this->supported['limit_queries'] = true;
+ $this->supported['LOBs'] = true;
+ $this->supported['replace'] = true;
+ $this->supported['sub_selects'] = 'emulated';
+ $this->supported['triggers'] = false;
+ $this->supported['auto_increment'] = true;
+ $this->supported['primary_key'] = true;
+ $this->supported['result_introspection'] = true;
+ $this->supported['prepared_statements'] = 'emulated';
+ $this->supported['identifier_quoting'] = true;
+ $this->supported['pattern_escaping'] = true;
+ $this->supported['new_link'] = true;
+
+ $this->options['DBA_username'] = false;
+ $this->options['DBA_password'] = false;
+ $this->options['default_table_type'] = '';
+ $this->options['multi_query'] = false;
+ $this->options['max_identifiers_length'] = 64;
+
+ $this->_reCheckSupportedOptions();
+ }
+
+ // }}}
+ // {{{ _reCheckSupportedOptions()
+
+ /**
+ * If the user changes certain options, other capabilities may depend
+ * on the new settings, so we need to check them (again).
+ *
+ * @access private
+ */
+ function _reCheckSupportedOptions()
+ {
+ $this->supported['transactions'] = $this->options['use_transactions'];
+ $this->supported['savepoints'] = $this->options['use_transactions'];
+ if ($this->options['default_table_type']) {
+ switch (strtoupper($this->options['default_table_type'])) {
+ case 'BLACKHOLE':
+ case 'MEMORY':
+ case 'ARCHIVE':
+ case 'CSV':
+ case 'HEAP':
+ case 'ISAM':
+ case 'MERGE':
+ case 'MRG_ISAM':
+ case 'ISAM':
+ case 'MRG_MYISAM':
+ case 'MYISAM':
+ $this->supported['savepoints'] = false;
+ $this->supported['transactions'] = false;
+ $this->warnings[] = $this->options['default_table_type'] .
+ ' is not a supported default table type';
+ break;
+ }
+ }
+ }
+
+ // }}}
+ // {{{ function setOption($option, $value)
+
+ /**
+ * set the option for the db class
+ *
+ * @param string option name
+ * @param mixed value for the option
+ *
+ * @return mixed MDB2_OK or MDB2 Error Object
+ *
+ * @access public
+ */
+ function setOption($option, $value)
+ {
+ $res = parent::setOption($option, $value);
+ $this->_reCheckSupportedOptions();
+ }
+
+ // }}}
+ // {{{ errorInfo()
+
+ /**
+ * This method is used to collect information about an error
+ *
+ * @param integer $error
+ * @return array
+ * @access public
+ */
+ function errorInfo($error = null)
+ {
+ if ($this->connection) {
+ $native_code = @mysqli_errno($this->connection);
+ $native_msg = @mysqli_error($this->connection);
+ } else {
+ $native_code = @mysqli_connect_errno();
+ $native_msg = @mysqli_connect_error();
+ }
+ if (is_null($error)) {
+ static $ecode_map;
+ if (empty($ecode_map)) {
+ $ecode_map = array(
+ 1000 => MDB2_ERROR_INVALID, //hashchk
+ 1001 => MDB2_ERROR_INVALID, //isamchk
+ 1004 => MDB2_ERROR_CANNOT_CREATE,
+ 1005 => MDB2_ERROR_CANNOT_CREATE,
+ 1006 => MDB2_ERROR_CANNOT_CREATE,
+ 1007 => MDB2_ERROR_ALREADY_EXISTS,
+ 1008 => MDB2_ERROR_CANNOT_DROP,
+ 1009 => MDB2_ERROR_CANNOT_DROP,
+ 1010 => MDB2_ERROR_CANNOT_DROP,
+ 1011 => MDB2_ERROR_CANNOT_DELETE,
+ 1022 => MDB2_ERROR_ALREADY_EXISTS,
+ 1029 => MDB2_ERROR_NOT_FOUND,
+ 1032 => MDB2_ERROR_NOT_FOUND,
+ 1044 => MDB2_ERROR_ACCESS_VIOLATION,
+ 1045 => MDB2_ERROR_ACCESS_VIOLATION,
+ 1046 => MDB2_ERROR_NODBSELECTED,
+ 1048 => MDB2_ERROR_CONSTRAINT,
+ 1049 => MDB2_ERROR_NOSUCHDB,
+ 1050 => MDB2_ERROR_ALREADY_EXISTS,
+ 1051 => MDB2_ERROR_NOSUCHTABLE,
+ 1054 => MDB2_ERROR_NOSUCHFIELD,
+ 1060 => MDB2_ERROR_ALREADY_EXISTS,
+ 1061 => MDB2_ERROR_ALREADY_EXISTS,
+ 1062 => MDB2_ERROR_ALREADY_EXISTS,
+ 1064 => MDB2_ERROR_SYNTAX,
+ 1067 => MDB2_ERROR_INVALID,
+ 1072 => MDB2_ERROR_NOT_FOUND,
+ 1086 => MDB2_ERROR_ALREADY_EXISTS,
+ 1091 => MDB2_ERROR_NOT_FOUND,
+ 1100 => MDB2_ERROR_NOT_LOCKED,
+ 1109 => MDB2_ERROR_NOT_FOUND,
+ 1125 => MDB2_ERROR_ALREADY_EXISTS,
+ 1136 => MDB2_ERROR_VALUE_COUNT_ON_ROW,
+ 1138 => MDB2_ERROR_INVALID,
+ 1142 => MDB2_ERROR_ACCESS_VIOLATION,
+ 1143 => MDB2_ERROR_ACCESS_VIOLATION,
+ 1146 => MDB2_ERROR_NOSUCHTABLE,
+ 1149 => MDB2_ERROR_SYNTAX,
+ 1169 => MDB2_ERROR_CONSTRAINT,
+ 1176 => MDB2_ERROR_NOT_FOUND,
+ 1177 => MDB2_ERROR_NOSUCHTABLE,
+ 1213 => MDB2_ERROR_DEADLOCK,
+ 1216 => MDB2_ERROR_CONSTRAINT,
+ 1217 => MDB2_ERROR_CONSTRAINT,
+ 1227 => MDB2_ERROR_ACCESS_VIOLATION,
+ 1235 => MDB2_ERROR_CANNOT_CREATE,
+ 1299 => MDB2_ERROR_INVALID_DATE,
+ 1300 => MDB2_ERROR_INVALID,
+ 1304 => MDB2_ERROR_ALREADY_EXISTS,
+ 1305 => MDB2_ERROR_NOT_FOUND,
+ 1306 => MDB2_ERROR_CANNOT_DROP,
+ 1307 => MDB2_ERROR_CANNOT_CREATE,
+ 1334 => MDB2_ERROR_CANNOT_ALTER,
+ 1339 => MDB2_ERROR_NOT_FOUND,
+ 1356 => MDB2_ERROR_INVALID,
+ 1359 => MDB2_ERROR_ALREADY_EXISTS,
+ 1360 => MDB2_ERROR_NOT_FOUND,
+ 1363 => MDB2_ERROR_NOT_FOUND,
+ 1365 => MDB2_ERROR_DIVZERO,
+ 1451 => MDB2_ERROR_CONSTRAINT,
+ 1452 => MDB2_ERROR_CONSTRAINT,
+ 1542 => MDB2_ERROR_CANNOT_DROP,
+ 1546 => MDB2_ERROR_CONSTRAINT,
+ 1582 => MDB2_ERROR_CONSTRAINT,
+ 2003 => MDB2_ERROR_CONNECT_FAILED,
+ 2019 => MDB2_ERROR_INVALID,
+ );
+ }
+ if ($this->options['portability'] & MDB2_PORTABILITY_ERRORS) {
+ $ecode_map[1022] = MDB2_ERROR_CONSTRAINT;
+ $ecode_map[1048] = MDB2_ERROR_CONSTRAINT_NOT_NULL;
+ $ecode_map[1062] = MDB2_ERROR_CONSTRAINT;
+ } else {
+ // Doing this in case mode changes during runtime.
+ $ecode_map[1022] = MDB2_ERROR_ALREADY_EXISTS;
+ $ecode_map[1048] = MDB2_ERROR_CONSTRAINT;
+ $ecode_map[1062] = MDB2_ERROR_ALREADY_EXISTS;
+ }
+ if (isset($ecode_map[$native_code])) {
+ $error = $ecode_map[$native_code];
+ }
+ }
+ return array($error, $native_code, $native_msg);
+ }
+
+ // }}}
+ // {{{ escape()
+
+ /**
+ * Quotes a string so it can be safely used in a query. It will quote
+ * the text so it can safely be used within a query.
+ *
+ * @param string the input string to quote
+ * @param bool escape wildcards
+ *
+ * @return string quoted string
+ *
+ * @access public
+ */
+ function escape($text, $escape_wildcards = false)
+ {
+ if ($escape_wildcards) {
+ $text = $this->escapePattern($text);
+ }
+ $connection = $this->getConnection();
+ if (PEAR::isError($connection)) {
+ return $connection;
+ }
+ $text = @mysqli_real_escape_string($connection, $text);
+ return $text;
+ }
+
+ // }}}
+ // {{{ beginTransaction()
+
+ /**
+ * Start a transaction or set a savepoint.
+ *
+ * @param string name of a savepoint to set
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ *
+ * @access public
+ */
+ function beginTransaction($savepoint = null)
+ {
+ $this->debug('Starting transaction/savepoint', __FUNCTION__, array('is_manip' => true, 'savepoint' => $savepoint));
+ $this->_getServerCapabilities();
+ if (!is_null($savepoint)) {
+ if (!$this->supports('savepoints')) {
+ return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ 'savepoints are not supported', __FUNCTION__);
+ }
+ if (!$this->in_transaction) {
+ return $this->raiseError(MDB2_ERROR_INVALID, null, null,
+ 'savepoint cannot be released when changes are auto committed', __FUNCTION__);
+ }
+ $query = 'SAVEPOINT '.$savepoint;
+ return $this->_doQuery($query, true);
+ } elseif ($this->in_transaction) {
+ return MDB2_OK; //nothing to do
+ }
+ $query = $this->start_transaction ? 'START TRANSACTION' : 'SET AUTOCOMMIT = 1';
+ $result =& $this->_doQuery($query, true);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ $this->in_transaction = true;
+ return MDB2_OK;
+ }
+
+ // }}}
+ // {{{ commit()
+
+ /**
+ * Commit the database changes done during a transaction that is in
+ * progress or release a savepoint. This function may only be called when
+ * auto-committing is disabled, otherwise it will fail. Therefore, a new
+ * transaction is implicitly started after committing the pending changes.
+ *
+ * @param string name of a savepoint to release
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ *
+ * @access public
+ */
+ function commit($savepoint = null)
+ {
+ $this->debug('Committing transaction/savepoint', __FUNCTION__, array('is_manip' => true, 'savepoint' => $savepoint));
+ if (!$this->in_transaction) {
+ return $this->raiseError(MDB2_ERROR_INVALID, null, null,
+ 'commit/release savepoint cannot be done changes are auto committed', __FUNCTION__);
+ }
+ if (!is_null($savepoint)) {
+ if (!$this->supports('savepoints')) {
+ return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ 'savepoints are not supported', __FUNCTION__);
+ }
+ $server_info = $this->getServerVersion();
+ if (version_compare($server_info['major'].'.'.$server_info['minor'].'.'.$server_info['patch'], '5.0.3', '<')) {
+ return MDB2_OK;
+ }
+ $query = 'RELEASE SAVEPOINT '.$savepoint;
+ return $this->_doQuery($query, true);
+ }
+
+ if (!$this->supports('transactions')) {
+ return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ 'transactions are not supported', __FUNCTION__);
+ }
+
+ $result =& $this->_doQuery('COMMIT', true);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ if (!$this->start_transaction) {
+ $query = 'SET AUTOCOMMIT = 0';
+ $result =& $this->_doQuery($query, true);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ }
+ $this->in_transaction = false;
+ return MDB2_OK;
+ }
+
+ // }}}
+ // {{{ rollback()
+
+ /**
+ * Cancel any database changes done during a transaction or since a specific
+ * savepoint that is in progress. This function may only be called when
+ * auto-committing is disabled, otherwise it will fail. Therefore, a new
+ * transaction is implicitly started after canceling the pending changes.
+ *
+ * @param string name of a savepoint to rollback to
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ *
+ * @access public
+ */
+ function rollback($savepoint = null)
+ {
+ $this->debug('Rolling back transaction/savepoint', __FUNCTION__, array('is_manip' => true, 'savepoint' => $savepoint));
+ if (!$this->in_transaction) {
+ return $this->raiseError(MDB2_ERROR_INVALID, null, null,
+ 'rollback cannot be done changes are auto committed', __FUNCTION__);
+ }
+ if (!is_null($savepoint)) {
+ if (!$this->supports('savepoints')) {
+ return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ 'savepoints are not supported', __FUNCTION__);
+ }
+ $query = 'ROLLBACK TO SAVEPOINT '.$savepoint;
+ return $this->_doQuery($query, true);
+ }
+
+ $query = 'ROLLBACK';
+ $result =& $this->_doQuery($query, true);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ if (!$this->start_transaction) {
+ $query = 'SET AUTOCOMMIT = 0';
+ $result =& $this->_doQuery($query, true);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ }
+ $this->in_transaction = false;
+ return MDB2_OK;
+ }
+
+ // }}}
+ // {{{ function setTransactionIsolation()
+
+ /**
+ * Set the transacton isolation level.
+ *
+ * @param string standard isolation level
+ * READ UNCOMMITTED (allows dirty reads)
+ * READ COMMITTED (prevents dirty reads)
+ * REPEATABLE READ (prevents nonrepeatable reads)
+ * SERIALIZABLE (prevents phantom reads)
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ *
+ * @access public
+ * @since 2.1.1
+ */
+ function setTransactionIsolation($isolation)
+ {
+ $this->debug('Setting transaction isolation level', __FUNCTION__, array('is_manip' => true));
+ if (!$this->supports('transactions')) {
+ return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ 'transactions are not supported', __FUNCTION__);
+ }
+ switch ($isolation) {
+ case 'READ UNCOMMITTED':
+ case 'READ COMMITTED':
+ case 'REPEATABLE READ':
+ case 'SERIALIZABLE':
+ break;
+ default:
+ return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ 'isolation level is not supported: '.$isolation, __FUNCTION__);
+ }
+
+ $query = "SET SESSION TRANSACTION ISOLATION LEVEL $isolation";
+ return $this->_doQuery($query, true);
+ }
+
+ // }}}
+ // {{{ _doConnect()
+
+ /**
+ * do the grunt work of the connect
+ *
+ * @return connection on success or MDB2 Error Object on failure
+ * @access protected
+ */
+ function _doConnect($username, $password, $persistent = false)
+ {
+ if (!PEAR::loadExtension($this->phptype)) {
+ return $this->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
+ 'extension '.$this->phptype.' is not compiled into PHP', __FUNCTION__);
+ }
+
+ $connection = @mysqli_init();
+ if (!empty($this->dsn['charset']) && defined('MYSQLI_SET_CHARSET_NAME')) {
+ @mysqli_options($connection, MYSQLI_SET_CHARSET_NAME, $this->dsn['charset']);
+ }
+
+ if ($this->options['ssl']) {
+ @mysqli_ssl_set(
+ $connection,
+ empty($this->dsn['key']) ? null : $this->dsn['key'],
+ empty($this->dsn['cert']) ? null : $this->dsn['cert'],
+ empty($this->dsn['ca']) ? null : $this->dsn['ca'],
+ empty($this->dsn['capath']) ? null : $this->dsn['capath'],
+ empty($this->dsn['cipher']) ? null : $this->dsn['cipher']
+ );
+ }
+
+ if (!@mysqli_real_connect(
+ $connection,
+ $this->dsn['hostspec'],
+ $username,
+ $password,
+ $this->database_name,
+ $this->dsn['port'],
+ $this->dsn['socket']
+ )) {
+ if (($err = @mysqli_connect_error()) != '') {
+ return $this->raiseError(null,
+ null, null, $err, __FUNCTION__);
+ } else {
+ return $this->raiseError(MDB2_ERROR_CONNECT_FAILED, null, null,
+ 'unable to establish a connection', __FUNCTION__);
+ }
+ }
+
+ if (!empty($this->dsn['charset']) && !defined('MYSQLI_SET_CHARSET_NAME')) {
+ $result = $this->setCharset($this->dsn['charset'], $connection);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ }
+
+ return $connection;
+ }
+
+ // }}}
+ // {{{ connect()
+
+ /**
+ * Connect to the database
+ *
+ * @return true on success, MDB2 Error Object on failure
+ */
+ function connect()
+ {
+ if (is_object($this->connection)) {
+ //if (count(array_diff($this->connected_dsn, $this->dsn)) == 0) {
+ if (MDB2::areEquals($this->connected_dsn, $this->dsn)) {
+ return MDB2_OK;
+ }
+ $this->connection = 0;
+ }
+
+ $connection = $this->_doConnect(
+ $this->dsn['username'],
+ $this->dsn['password']
+ );
+ if (PEAR::isError($connection)) {
+ return $connection;
+ }
+
+ $this->connection = $connection;
+ $this->connected_dsn = $this->dsn;
+ $this->connected_database_name = $this->database_name;
+ $this->dbsyntax = $this->dsn['dbsyntax'] ? $this->dsn['dbsyntax'] : $this->phptype;
+
+ $this->_getServerCapabilities();
+
+ return MDB2_OK;
+ }
+
+ // }}}
+ // {{{ setCharset()
+
+ /**
+ * Set the charset on the current connection
+ *
+ * @param string charset (or array(charset, collation))
+ * @param resource connection handle
+ *
+ * @return true on success, MDB2 Error Object on failure
+ */
+ function setCharset($charset, $connection = null)
+ {
+ if (is_null($connection)) {
+ $connection = $this->getConnection();
+ if (PEAR::isError($connection)) {
+ return $connection;
+ }
+ }
+ $collation = null;
+ if (is_array($charset) && 2 == count($charset)) {
+ $collation = array_pop($charset);
+ $charset = array_pop($charset);
+ }
+ $client_info = mysqli_get_client_version();
+ if (OS_WINDOWS && ((40111 > $client_info) ||
+ ((50000 <= $client_info) && (50006 > $client_info)))
+ ) {
+ $query = "SET NAMES '".mysqli_real_escape_string($connection, $charset)."'";
+ if (!is_null($collation)) {
+ $query .= " COLLATE '".mysqli_real_escape_string($connection, $collation)."'";
+ }
+ return $this->_doQuery($query, true, $connection);
+ }
+ if (!$result = mysqli_set_charset($connection, $charset)) {
+ $err =& $this->raiseError(null, null, null,
+ 'Could not set client character set', __FUNCTION__);
+ return $err;
+ }
+ return $result;
+ }
+
+ // }}}
+ // {{{ databaseExists()
+
+ /**
+ * check if given database name is exists?
+ *
+ * @param string $name name of the database that should be checked
+ *
+ * @return mixed true/false on success, a MDB2 error on failure
+ * @access public
+ */
+ function databaseExists($name)
+ {
+ $connection = $this->_doConnect($this->dsn['username'],
+ $this->dsn['password']);
+ if (PEAR::isError($connection)) {
+ return $connection;
+ }
+
+ $result = @mysqli_select_db($connection, $name);
+ @mysqli_close($connection);
+
+ return $result;
+ }
+
+ // }}}
+ // {{{ disconnect()
+
+ /**
+ * Log out and disconnect from the database.
+ *
+ * @param boolean $force if the disconnect should be forced even if the
+ * connection is opened persistently
+ * @return mixed true on success, false if not connected and error
+ * object on error
+ * @access public
+ */
+ function disconnect($force = true)
+ {
+ if (is_object($this->connection)) {
+ if ($this->in_transaction) {
+ $dsn = $this->dsn;
+ $database_name = $this->database_name;
+ $persistent = $this->options['persistent'];
+ $this->dsn = $this->connected_dsn;
+ $this->database_name = $this->connected_database_name;
+ $this->options['persistent'] = $this->opened_persistent;
+ $this->rollback();
+ $this->dsn = $dsn;
+ $this->database_name = $database_name;
+ $this->options['persistent'] = $persistent;
+ }
+
+ if ($force) {
+ @mysqli_close($this->connection);
+ }
+ }
+ return parent::disconnect($force);
+ }
+
+ // }}}
+ // {{{ standaloneQuery()
+
+ /**
+ * execute a query as DBA
+ *
+ * @param string $query the SQL query
+ * @param mixed $types array that contains the types of the columns in
+ * the result set
+ * @param boolean $is_manip if the query is a manipulation query
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function &standaloneQuery($query, $types = null, $is_manip = false)
+ {
+ $user = $this->options['DBA_username']? $this->options['DBA_username'] : $this->dsn['username'];
+ $pass = $this->options['DBA_password']? $this->options['DBA_password'] : $this->dsn['password'];
+ $connection = $this->_doConnect($user, $pass);
+ if (PEAR::isError($connection)) {
+ return $connection;
+ }
+
+ $offset = $this->offset;
+ $limit = $this->limit;
+ $this->offset = $this->limit = 0;
+ $query = $this->_modifyQuery($query, $is_manip, $limit, $offset);
+
+ $result =& $this->_doQuery($query, $is_manip, $connection, $this->database_name);
+ if (!PEAR::isError($result)) {
+ $result = $this->_affectedRows($connection, $result);
+ }
+
+ @mysqli_close($connection);
+ return $result;
+ }
+
+ // }}}
+ // {{{ _doQuery()
+
+ /**
+ * Execute a query
+ * @param string $query query
+ * @param boolean $is_manip if the query is a manipulation query
+ * @param resource $connection
+ * @param string $database_name
+ * @return result or error object
+ * @access protected
+ */
+ function &_doQuery($query, $is_manip = false, $connection = null, $database_name = null)
+ {
+ $this->last_query = $query;
+ $result = $this->debug($query, 'query', array('is_manip' => $is_manip, 'when' => 'pre'));
+ if ($result) {
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ $query = $result;
+ }
+ if ($this->options['disable_query']) {
+ $result = $is_manip ? 0 : null;
+ return $result;
+ }
+
+ if (is_null($connection)) {
+ $connection = $this->getConnection();
+ if (PEAR::isError($connection)) {
+ return $connection;
+ }
+ }
+ if (is_null($database_name)) {
+ $database_name = $this->database_name;
+ }
+
+ if ($database_name) {
+ if ($database_name != $this->connected_database_name) {
+ if (!@mysqli_select_db($connection, $database_name)) {
+ $err = $this->raiseError(null, null, null,
+ 'Could not select the database: '.$database_name, __FUNCTION__);
+ return $err;
+ }
+ $this->connected_database_name = $database_name;
+ }
+ }
+
+ if ($this->options['multi_query']) {
+ $result = mysqli_multi_query($connection, $query);
+ } else {
+ $resultmode = $this->options['result_buffering'] ? MYSQLI_USE_RESULT : MYSQLI_USE_RESULT;
+ $result = mysqli_query($connection, $query);
+ }
+
+ if (!$result) {
+ $err =& $this->raiseError(null, null, null,
+ 'Could not execute statement', __FUNCTION__);
+ return $err;
+ }
+
+ if ($this->options['multi_query']) {
+ if ($this->options['result_buffering']) {
+ if (!($result = @mysqli_store_result($connection))) {
+ $err =& $this->raiseError(null, null, null,
+ 'Could not get the first result from a multi query', __FUNCTION__);
+ return $err;
+ }
+ } elseif (!($result = @mysqli_use_result($connection))) {
+ $err =& $this->raiseError(null, null, null,
+ 'Could not get the first result from a multi query', __FUNCTION__);
+ return $err;
+ }
+ }
+
+ $this->debug($query, 'query', array('is_manip' => $is_manip, 'when' => 'post', 'result' => $result));
+ return $result;
+ }
+
+ // }}}
+ // {{{ _affectedRows()
+
+ /**
+ * Returns the number of rows affected
+ *
+ * @param resource $result
+ * @param resource $connection
+ * @return mixed MDB2 Error Object or the number of rows affected
+ * @access private
+ */
+ function _affectedRows($connection, $result = null)
+ {
+ if (is_null($connection)) {
+ $connection = $this->getConnection();
+ if (PEAR::isError($connection)) {
+ return $connection;
+ }
+ }
+ return @mysqli_affected_rows($connection);
+ }
+
+ // }}}
+ // {{{ _modifyQuery()
+
+ /**
+ * Changes a query string for various DBMS specific reasons
+ *
+ * @param string $query query to modify
+ * @param boolean $is_manip if it is a DML query
+ * @param integer $limit limit the number of rows
+ * @param integer $offset start reading from given offset
+ * @return string modified query
+ * @access protected
+ */
+ function _modifyQuery($query, $is_manip, $limit, $offset)
+ {
+ if ($this->options['portability'] & MDB2_PORTABILITY_DELETE_COUNT) {
+ // "DELETE FROM table" gives 0 affected rows in MySQL.
+ // This little hack lets you know how many rows were deleted.
+ if (preg_match('/^\s*DELETE\s+FROM\s+(\S+)\s*$/i', $query)) {
+ $query = preg_replace('/^\s*DELETE\s+FROM\s+(\S+)\s*$/',
+ 'DELETE FROM \1 WHERE 1=1', $query);
+ }
+ }
+ if ($limit > 0
+ && !preg_match('/LIMIT\s*\d(?:\s*(?:,|OFFSET)\s*\d+)?(?:[^\)]*)?$/i', $query)
+ ) {
+ $query = rtrim($query);
+ if (substr($query, -1) == ';') {
+ $query = substr($query, 0, -1);
+ }
+
+ // LIMIT doesn't always come last in the query
+ // @see http://dev.mysql.com/doc/refman/5.0/en/select.html
+ $after = '';
+ if (preg_match('/(\s+INTO\s+(?:OUT|DUMP)FILE\s.*)$/ims', $query, $matches)) {
+ $after = $matches[0];
+ $query = preg_replace('/(\s+INTO\s+(?:OUT|DUMP)FILE\s.*)$/ims', '', $query);
+ } elseif (preg_match('/(\s+FOR\s+UPDATE\s*)$/i', $query, $matches)) {
+ $after = $matches[0];
+ $query = preg_replace('/(\s+FOR\s+UPDATE\s*)$/im', '', $query);
+ } elseif (preg_match('/(\s+LOCK\s+IN\s+SHARE\s+MODE\s*)$/im', $query, $matches)) {
+ $after = $matches[0];
+ $query = preg_replace('/(\s+LOCK\s+IN\s+SHARE\s+MODE\s*)$/im', '', $query);
+ }
+
+ if ($is_manip) {
+ return $query . " LIMIT $limit" . $after;
+ } else {
+ return $query . " LIMIT $offset, $limit" . $after;
+ }
+ }
+ return $query;
+ }
+
+ // }}}
+ // {{{ getServerVersion()
+
+ /**
+ * return version information about the server
+ *
+ * @param bool $native determines if the raw version string should be returned
+ * @return mixed array/string with version information or MDB2 error object
+ * @access public
+ */
+ function getServerVersion($native = false)
+ {
+ $connection = $this->getConnection();
+ if (PEAR::isError($connection)) {
+ return $connection;
+ }
+ if ($this->connected_server_info) {
+ $server_info = $this->connected_server_info;
+ } else {
+ $server_info = @mysqli_get_server_info($connection);
+ }
+ if (!$server_info) {
+ return $this->raiseError(null, null, null,
+ 'Could not get server information', __FUNCTION__);
+ }
+ // cache server_info
+ $this->connected_server_info = $server_info;
+ if (!$native) {
+ $tmp = explode('.', $server_info, 3);
+ if (isset($tmp[2]) && strpos($tmp[2], '-')) {
+ $tmp2 = explode('-', @$tmp[2], 2);
+ } else {
+ $tmp2[0] = isset($tmp[2]) ? $tmp[2] : null;
+ $tmp2[1] = null;
+ }
+ $server_info = array(
+ 'major' => isset($tmp[0]) ? $tmp[0] : null,
+ 'minor' => isset($tmp[1]) ? $tmp[1] : null,
+ 'patch' => $tmp2[0],
+ 'extra' => $tmp2[1],
+ 'native' => $server_info,
+ );
+ }
+ return $server_info;
+ }
+
+ // }}}
+ // {{{ _getServerCapabilities()
+
+ /**
+ * Fetch some information about the server capabilities
+ * (transactions, subselects, prepared statements, etc).
+ *
+ * @access private
+ */
+ function _getServerCapabilities()
+ {
+ if (!$this->server_capabilities_checked) {
+ $this->server_capabilities_checked = true;
+
+ //set defaults
+ $this->supported['sub_selects'] = 'emulated';
+ $this->supported['prepared_statements'] = 'emulated';
+ $this->supported['triggers'] = false;
+ $this->start_transaction = false;
+ $this->varchar_max_length = 255;
+
+ $server_info = $this->getServerVersion();
+ if (is_array($server_info)) {
+ $server_version = $server_info['major'].'.'.$server_info['minor'].'.'.$server_info['patch'];
+
+ if (!version_compare($server_version, '4.1.0', '<')) {
+ $this->supported['sub_selects'] = true;
+ $this->supported['prepared_statements'] = true;
+ }
+
+ // SAVEPOINTS were introduced in MySQL 4.0.14 and 4.1.1 (InnoDB)
+ if (version_compare($server_version, '4.1.0', '>=')) {
+ if (version_compare($server_version, '4.1.1', '<')) {
+ $this->supported['savepoints'] = false;
+ }
+ } elseif (version_compare($server_version, '4.0.14', '<')) {
+ $this->supported['savepoints'] = false;
+ }
+
+ if (!version_compare($server_version, '4.0.11', '<')) {
+ $this->start_transaction = true;
+ }
+
+ if (!version_compare($server_version, '5.0.3', '<')) {
+ $this->varchar_max_length = 65532;
+ }
+
+ if (!version_compare($server_version, '5.0.2', '<')) {
+ $this->supported['triggers'] = true;
+ }
+ }
+ }
+ }
+
+ // }}}
+ // {{{ function _skipUserDefinedVariable($query, $position)
+
+ /**
+ * Utility method, used by prepare() to avoid misinterpreting MySQL user
+ * defined variables (SELECT @x:=5) for placeholders.
+ * Check if the placeholder is a false positive, i.e. if it is an user defined
+ * variable instead. If so, skip it and advance the position, otherwise
+ * return the current position, which is valid
+ *
+ * @param string $query
+ * @param integer $position current string cursor position
+ * @return integer $new_position
+ * @access protected
+ */
+ function _skipUserDefinedVariable($query, $position)
+ {
+ $found = strpos(strrev(substr($query, 0, $position)), '@');
+ if ($found === false) {
+ return $position;
+ }
+ $pos = strlen($query) - strlen(substr($query, $position)) - $found - 1;
+ $substring = substr($query, $pos, $position - $pos + 2);
+ if (preg_match('/^@\w+\s*:=$/', $substring)) {
+ return $position + 1; //found an user defined variable: skip it
+ }
+ return $position;
+ }
+
+ // }}}
+ // {{{ prepare()
+
+ /**
+ * Prepares a query for multiple execution with execute().
+ * With some database backends, this is emulated.
+ * prepare() requires a generic query as string like
+ * 'INSERT INTO numbers VALUES(?,?)' or
+ * 'INSERT INTO numbers VALUES(:foo,:bar)'.
+ * The ? and :name and are placeholders which can be set using
+ * bindParam() and the query can be sent off using the execute() method.
+ * The allowed format for :name can be set with the 'bindname_format' option.
+ *
+ * @param string $query the query to prepare
+ * @param mixed $types array that contains the types of the placeholders
+ * @param mixed $result_types array that contains the types of the columns in
+ * the result set or MDB2_PREPARE_RESULT, if set to
+ * MDB2_PREPARE_MANIP the query is handled as a manipulation query
+ * @param mixed $lobs key (field) value (parameter) pair for all lob placeholders
+ * @return mixed resource handle for the prepared query on success, a MDB2
+ * error on failure
+ * @access public
+ * @see bindParam, execute
+ */
+ function &prepare($query, $types = null, $result_types = null, $lobs = array())
+ {
+ if ($this->options['emulate_prepared']
+ || $this->supported['prepared_statements'] !== true
+ ) {
+ $obj =& parent::prepare($query, $types, $result_types, $lobs);
+ return $obj;
+ }
+ $is_manip = ($result_types === MDB2_PREPARE_MANIP);
+ $offset = $this->offset;
+ $limit = $this->limit;
+ $this->offset = $this->limit = 0;
+ $query = $this->_modifyQuery($query, $is_manip, $limit, $offset);
+ $result = $this->debug($query, __FUNCTION__, array('is_manip' => $is_manip, 'when' => 'pre'));
+ if ($result) {
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ $query = $result;
+ }
+ $placeholder_type_guess = $placeholder_type = null;
+ $question = '?';
+ $colon = ':';
+ $positions = array();
+ $position = 0;
+ while ($position < strlen($query)) {
+ $q_position = strpos($query, $question, $position);
+ $c_position = strpos($query, $colon, $position);
+ if ($q_position && $c_position) {
+ $p_position = min($q_position, $c_position);
+ } elseif ($q_position) {
+ $p_position = $q_position;
+ } elseif ($c_position) {
+ $p_position = $c_position;
+ } else {
+ break;
+ }
+ if (is_null($placeholder_type)) {
+ $placeholder_type_guess = $query[$p_position];
+ }
+
+ $new_pos = $this->_skipDelimitedStrings($query, $position, $p_position);
+ if (PEAR::isError($new_pos)) {
+ return $new_pos;
+ }
+ if ($new_pos != $position) {
+ $position = $new_pos;
+ continue; //evaluate again starting from the new position
+ }
+
+ //make sure this is not part of an user defined variable
+ $new_pos = $this->_skipUserDefinedVariable($query, $position);
+ if ($new_pos != $position) {
+ $position = $new_pos;
+ continue; //evaluate again starting from the new position
+ }
+
+ if ($query[$position] == $placeholder_type_guess) {
+ if (is_null($placeholder_type)) {
+ $placeholder_type = $query[$p_position];
+ $question = $colon = $placeholder_type;
+ }
+ if ($placeholder_type == ':') {
+ $regexp = '/^.{'.($position+1).'}('.$this->options['bindname_format'].').*$/s';
+ $parameter = preg_replace($regexp, '\\1', $query);
+ if ($parameter === '') {
+ $err =& $this->raiseError(MDB2_ERROR_SYNTAX, null, null,
+ 'named parameter name must match "bindname_format" option', __FUNCTION__);
+ return $err;
+ }
+ $positions[$p_position] = $parameter;
+ $query = substr_replace($query, '?', $position, strlen($parameter)+1);
+ } else {
+ $positions[$p_position] = count($positions);
+ }
+ $position = $p_position + 1;
+ } else {
+ $position = $p_position;
+ }
+ }
+ $connection = $this->getConnection();
+ if (PEAR::isError($connection)) {
+ return $connection;
+ }
+
+ if (!$is_manip) {
+ static $prep_statement_counter = 1;
+ $statement_name = sprintf($this->options['statement_format'], $this->phptype, $prep_statement_counter++ . sha1(microtime() + mt_rand()));
+ $statement_name = substr(strtolower($statement_name), 0, $this->options['max_identifiers_length']);
+ $query = "PREPARE $statement_name FROM ".$this->quote($query, 'text');
+
+ $statement =& $this->_doQuery($query, true, $connection);
+ if (PEAR::isError($statement)) {
+ return $statement;
+ }
+ $statement = $statement_name;
+ } else {
+ $statement = @mysqli_prepare($connection, $query);
+ if (!$statement) {
+ $err =& $this->raiseError(null, null, null,
+ 'Unable to create prepared statement handle', __FUNCTION__);
+ return $err;
+ }
+ }
+
+ $class_name = 'MDB2_Statement_'.$this->phptype;
+ $obj = new $class_name($this, $statement, $positions, $query, $types, $result_types, $is_manip, $limit, $offset);
+ $this->debug($query, __FUNCTION__, array('is_manip' => $is_manip, 'when' => 'post', 'result' => $obj));
+ return $obj;
+ }
+
+ // }}}
+ // {{{ replace()
+
+ /**
+ * Execute a SQL REPLACE query. A REPLACE query is identical to a INSERT
+ * query, except that if there is already a row in the table with the same
+ * key field values, the REPLACE query just updates its values instead of
+ * inserting a new row.
+ *
+ * The REPLACE type of query does not make part of the SQL standards. Since
+ * practically only MySQL implements it natively, this type of query is
+ * emulated through this method for other DBMS using standard types of
+ * queries inside a transaction to assure the atomicity of the operation.
+ *
+ * @access public
+ *
+ * @param string $table name of the table on which the REPLACE query will
+ * be executed.
+ * @param array $fields associative array that describes the fields and the
+ * values that will be inserted or updated in the specified table. The
+ * indexes of the array are the names of all the fields of the table. The
+ * values of the array are also associative arrays that describe the
+ * values and other properties of the table fields.
+ *
+ * Here follows a list of field properties that need to be specified:
+ *
+ * value:
+ * Value to be assigned to the specified field. This value may be
+ * of specified in database independent type format as this
+ * function can perform the necessary datatype conversions.
+ *
+ * Default:
+ * this property is required unless the Null property
+ * is set to 1.
+ *
+ * type
+ * Name of the type of the field. Currently, all types Metabase
+ * are supported except for clob and blob.
+ *
+ * Default: no type conversion
+ *
+ * null
+ * Boolean property that indicates that the value for this field
+ * should be set to null.
+ *
+ * The default value for fields missing in INSERT queries may be
+ * specified the definition of a table. Often, the default value
+ * is already null, but since the REPLACE may be emulated using
+ * an UPDATE query, make sure that all fields of the table are
+ * listed in this function argument array.
+ *
+ * Default: 0
+ *
+ * key
+ * Boolean property that indicates that this field should be
+ * handled as a primary key or at least as part of the compound
+ * unique index of the table that will determine the row that will
+ * updated if it exists or inserted a new row otherwise.
+ *
+ * This function will fail if no key field is specified or if the
+ * value of a key field is set to null because fields that are
+ * part of unique index they may not be null.
+ *
+ * Default: 0
+ *
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ */
+ function replace($table, $fields)
+ {
+ $count = count($fields);
+ $query = $values = '';
+ $keys = $colnum = 0;
+ for (reset($fields); $colnum < $count; next($fields), $colnum++) {
+ $name = key($fields);
+ if ($colnum > 0) {
+ $query .= ',';
+ $values.= ',';
+ }
+ $query.= $this->quoteIdentifier($name, true);
+ if (isset($fields[$name]['null']) && $fields[$name]['null']) {
+ $value = 'NULL';
+ } else {
+ $type = isset($fields[$name]['type']) ? $fields[$name]['type'] : null;
+ $value = $this->quote($fields[$name]['value'], $type);
+ if (PEAR::isError($value)) {
+ return $value;
+ }
+ }
+ $values.= $value;
+ if (isset($fields[$name]['key']) && $fields[$name]['key']) {
+ if ($value === 'NULL') {
+ return $this->raiseError(MDB2_ERROR_CANNOT_REPLACE, null, null,
+ 'key value '.$name.' may not be NULL', __FUNCTION__);
+ }
+ $keys++;
+ }
+ }
+ if ($keys == 0) {
+ return $this->raiseError(MDB2_ERROR_CANNOT_REPLACE, null, null,
+ 'not specified which fields are keys', __FUNCTION__);
+ }
+
+ $connection = $this->getConnection();
+ if (PEAR::isError($connection)) {
+ return $connection;
+ }
+
+ $table = $this->quoteIdentifier($table, true);
+ $query = "REPLACE INTO $table ($query) VALUES ($values)";
+ $result =& $this->_doQuery($query, true, $connection);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ return $this->_affectedRows($connection, $result);
+ }
+
+ // }}}
+ // {{{ nextID()
+
+ /**
+ * Returns the next free id of a sequence
+ *
+ * @param string $seq_name name of the sequence
+ * @param boolean $ondemand when true the sequence is
+ * automatic created, if it
+ * not exists
+ *
+ * @return mixed MDB2 Error Object or id
+ * @access public
+ */
+ function nextID($seq_name, $ondemand = true)
+ {
+ $sequence_name = $this->quoteIdentifier($this->getSequenceName($seq_name), true);
+ $seqcol_name = $this->quoteIdentifier($this->options['seqcol_name'], true);
+ $query = "INSERT INTO $sequence_name ($seqcol_name) VALUES (NULL)";
+ $this->pushErrorHandling(PEAR_ERROR_RETURN);
+ $this->expectError(MDB2_ERROR_NOSUCHTABLE);
+ $result =& $this->_doQuery($query, true);
+ $this->popExpect();
+ $this->popErrorHandling();
+ if (PEAR::isError($result)) {
+ if ($ondemand && $result->getCode() == MDB2_ERROR_NOSUCHTABLE) {
+ $this->loadModule('Manager', null, true);
+ $result = $this->manager->createSequence($seq_name);
+ if (PEAR::isError($result)) {
+ return $this->raiseError($result, null, null,
+ 'on demand sequence '.$seq_name.' could not be created', __FUNCTION__);
+ } else {
+ return $this->nextID($seq_name, false);
+ }
+ }
+ return $result;
+ }
+ $value = $this->lastInsertID();
+ if (is_numeric($value)) {
+ $query = "DELETE FROM $sequence_name WHERE $seqcol_name < $value";
+ $result =& $this->_doQuery($query, true);
+ if (PEAR::isError($result)) {
+ $this->warnings[] = 'nextID: could not delete previous sequence table values from '.$seq_name;
+ }
+ }
+ return $value;
+ }
+
+ // }}}
+ // {{{ lastInsertID()
+
+ /**
+ * Returns the autoincrement ID if supported or $id or fetches the current
+ * ID in a sequence called: $table.(empty($field) ? '' : '_'.$field)
+ *
+ * @param string $table name of the table into which a new row was inserted
+ * @param string $field name of the field into which a new row was inserted
+ * @return mixed MDB2 Error Object or id
+ * @access public
+ */
+ function lastInsertID($table = null, $field = null)
+ {
+ // not using mysql_insert_id() due to http://pear.php.net/bugs/bug.php?id=8051
+ return $this->queryOne('SELECT LAST_INSERT_ID()', 'integer');
+ }
+
+ // }}}
+ // {{{ currID()
+
+ /**
+ * Returns the current id of a sequence
+ *
+ * @param string $seq_name name of the sequence
+ * @return mixed MDB2 Error Object or id
+ * @access public
+ */
+ function currID($seq_name)
+ {
+ $sequence_name = $this->quoteIdentifier($this->getSequenceName($seq_name), true);
+ $seqcol_name = $this->quoteIdentifier($this->options['seqcol_name'], true);
+ $query = "SELECT MAX($seqcol_name) FROM $sequence_name";
+ return $this->queryOne($query, 'integer');
+ }
+}
+
+/**
+ * MDB2 MySQLi result driver
+ *
+ * @package MDB2
+ * @category Database
+ * @author Lukas Smith <smith@pooteeweet.org>
+ */
+class MDB2_Result_mysqli extends MDB2_Result_Common
+{
+ // }}}
+ // {{{ fetchRow()
+
+ /**
+ * Fetch a row and insert the data into an existing array.
+ *
+ * @param int $fetchmode how the array data should be indexed
+ * @param int $rownum number of the row where the data can be found
+ * @return int data array on success, a MDB2 error on failure
+ * @access public
+ */
+ function &fetchRow($fetchmode = MDB2_FETCHMODE_DEFAULT, $rownum = null)
+ {
+ if (!is_null($rownum)) {
+ $seek = $this->seek($rownum);
+ if (PEAR::isError($seek)) {
+ return $seek;
+ }
+ }
+ if ($fetchmode == MDB2_FETCHMODE_DEFAULT) {
+ $fetchmode = $this->db->fetchmode;
+ }
+ if ($fetchmode & MDB2_FETCHMODE_ASSOC) {
+ $row = @mysqli_fetch_assoc($this->result);
+ if (is_array($row)
+ && $this->db->options['portability'] & MDB2_PORTABILITY_FIX_CASE
+ ) {
+ $row = array_change_key_case($row, $this->db->options['field_case']);
+ }
+ } else {
+ $row = @mysqli_fetch_row($this->result);
+ }
+
+ if (!$row) {
+ if ($this->result === false) {
+ $err =& $this->db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null,
+ 'resultset has already been freed', __FUNCTION__);
+ return $err;
+ }
+ $null = null;
+ return $null;
+ }
+ $mode = $this->db->options['portability'] & MDB2_PORTABILITY_EMPTY_TO_NULL;
+ $rtrim = false;
+ if ($this->db->options['portability'] & MDB2_PORTABILITY_RTRIM) {
+ if (empty($this->types)) {
+ $mode += MDB2_PORTABILITY_RTRIM;
+ } else {
+ $rtrim = true;
+ }
+ }
+ if ($mode) {
+ $this->db->_fixResultArrayValues($row, $mode);
+ }
+ if (!empty($this->types)) {
+ $row = $this->db->datatype->convertResultRow($this->types, $row, $rtrim);
+ }
+ if (!empty($this->values)) {
+ $this->_assignBindColumns($row);
+ }
+ if ($fetchmode === MDB2_FETCHMODE_OBJECT) {
+ $object_class = $this->db->options['fetch_class'];
+ if ($object_class == 'stdClass') {
+ $row = (object) $row;
+ } else {
+ $row = &new $object_class($row);
+ }
+ }
+ ++$this->rownum;
+ return $row;
+ }
+
+ // }}}
+ // {{{ _getColumnNames()
+
+ /**
+ * Retrieve the names of columns returned by the DBMS in a query result.
+ *
+ * @return mixed Array variable that holds the names of columns as keys
+ * or an MDB2 error on failure.
+ * Some DBMS may not return any columns when the result set
+ * does not contain any rows.
+ * @access private
+ */
+ function _getColumnNames()
+ {
+ $columns = array();
+ $numcols = $this->numCols();
+ if (PEAR::isError($numcols)) {
+ return $numcols;
+ }
+ for ($column = 0; $column < $numcols; $column++) {
+ $column_info = @mysqli_fetch_field_direct($this->result, $column);
+ $columns[$column_info->name] = $column;
+ }
+ if ($this->db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
+ $columns = array_change_key_case($columns, $this->db->options['field_case']);
+ }
+ return $columns;
+ }
+
+ // }}}
+ // {{{ numCols()
+
+ /**
+ * Count the number of columns returned by the DBMS in a query result.
+ *
+ * @return mixed integer value with the number of columns, a MDB2 error
+ * on failure
+ * @access public
+ */
+ function numCols()
+ {
+ $cols = @mysqli_num_fields($this->result);
+ if (is_null($cols)) {
+ if ($this->result === false) {
+ return $this->db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null,
+ 'resultset has already been freed', __FUNCTION__);
+ } elseif (is_null($this->result)) {
+ return count($this->types);
+ }
+ return $this->db->raiseError(null, null, null,
+ 'Could not get column count', __FUNCTION__);
+ }
+ return $cols;
+ }
+
+ // }}}
+ // {{{ nextResult()
+
+ /**
+ * Move the internal result pointer to the next available result
+ *
+ * @return true on success, false if there is no more result set or an error object on failure
+ * @access public
+ */
+ function nextResult()
+ {
+ $connection = $this->db->getConnection();
+ if (PEAR::isError($connection)) {
+ return $connection;
+ }
+
+ if (!@mysqli_more_results($connection)) {
+ return false;
+ }
+ if (!@mysqli_next_result($connection)) {
+ return false;
+ }
+ if (!($this->result = @mysqli_use_result($connection))) {
+ return false;
+ }
+ return MDB2_OK;
+ }
+
+ // }}}
+ // {{{ free()
+
+ /**
+ * Free the internal resources associated with result.
+ *
+ * @return boolean true on success, false if result is invalid
+ * @access public
+ */
+ function free()
+ {
+ if (is_object($this->result) && $this->db->connection) {
+ $free = @mysqli_free_result($this->result);
+ if ($free === false) {
+ return $this->db->raiseError(null, null, null,
+ 'Could not free result', __FUNCTION__);
+ }
+ }
+ $this->result = false;
+ return MDB2_OK;
+ }
+}
+
+/**
+ * MDB2 MySQLi buffered result driver
+ *
+ * @package MDB2
+ * @category Database
+ * @author Lukas Smith <smith@pooteeweet.org>
+ */
+class MDB2_BufferedResult_mysqli extends MDB2_Result_mysqli
+{
+ // }}}
+ // {{{ seek()
+
+ /**
+ * Seek to a specific row in a result set
+ *
+ * @param int $rownum number of the row where the data can be found
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function seek($rownum = 0)
+ {
+ if ($this->rownum != ($rownum - 1) && !@mysqli_data_seek($this->result, $rownum)) {
+ if ($this->result === false) {
+ return $this->db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null,
+ 'resultset has already been freed', __FUNCTION__);
+ } elseif (is_null($this->result)) {
+ return MDB2_OK;
+ }
+ return $this->db->raiseError(MDB2_ERROR_INVALID, null, null,
+ 'tried to seek to an invalid row number ('.$rownum.')', __FUNCTION__);
+ }
+ $this->rownum = $rownum - 1;
+ return MDB2_OK;
+ }
+
+ // }}}
+ // {{{ valid()
+
+ /**
+ * Check if the end of the result set has been reached
+ *
+ * @return mixed true or false on sucess, a MDB2 error on failure
+ * @access public
+ */
+ function valid()
+ {
+ $numrows = $this->numRows();
+ if (PEAR::isError($numrows)) {
+ return $numrows;
+ }
+ return $this->rownum < ($numrows - 1);
+ }
+
+ // }}}
+ // {{{ numRows()
+
+ /**
+ * Returns the number of rows in a result object
+ *
+ * @return mixed MDB2 Error Object or the number of rows
+ * @access public
+ */
+ function numRows()
+ {
+ $rows = @mysqli_num_rows($this->result);
+ if (is_null($rows)) {
+ if ($this->result === false) {
+ return $this->db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null,
+ 'resultset has already been freed', __FUNCTION__);
+ } elseif (is_null($this->result)) {
+ return 0;
+ }
+ return $this->db->raiseError(null, null, null,
+ 'Could not get row count', __FUNCTION__);
+ }
+ return $rows;
+ }
+
+ // }}}
+ // {{{ nextResult()
+
+ /**
+ * Move the internal result pointer to the next available result
+ *
+ * @param a valid result resource
+ * @return true on success, false if there is no more result set or an error object on failure
+ * @access public
+ */
+ function nextResult()
+ {
+ $connection = $this->db->getConnection();
+ if (PEAR::isError($connection)) {
+ return $connection;
+ }
+
+ if (!@mysqli_more_results($connection)) {
+ return false;
+ }
+ if (!@mysqli_next_result($connection)) {
+ return false;
+ }
+ if (!($this->result = @mysqli_store_result($connection))) {
+ return false;
+ }
+ return MDB2_OK;
+ }
+}
+
+/**
+ * MDB2 MySQLi statement driver
+ *
+ * @package MDB2
+ * @category Database
+ * @author Lukas Smith <smith@pooteeweet.org>
+ */
+class MDB2_Statement_mysqli extends MDB2_Statement_Common
+{
+ // {{{ _execute()
+
+ /**
+ * Execute a prepared query statement helper method.
+ *
+ * @param mixed $result_class string which specifies which result class to use
+ * @param mixed $result_wrap_class string which specifies which class to wrap results in
+ * @return mixed a result handle or MDB2_OK on success, a MDB2 error on failure
+ * @access private
+ */
+ function &_execute($result_class = true, $result_wrap_class = false)
+ {
+ if (is_null($this->statement)) {
+ $result =& parent::_execute($result_class, $result_wrap_class);
+ return $result;
+ }
+ $this->db->last_query = $this->query;
+ $this->db->debug($this->query, 'execute', array('is_manip' => $this->is_manip, 'when' => 'pre', 'parameters' => $this->values));
+ if ($this->db->getOption('disable_query')) {
+ $result = $this->is_manip ? 0 : null;
+ return $result;
+ }
+
+ $connection = $this->db->getConnection();
+ if (PEAR::isError($connection)) {
+ return $connection;
+ }
+
+ if (!is_object($this->statement)) {
+ $query = 'EXECUTE '.$this->statement;
+ }
+ if (!empty($this->positions)) {
+ $parameters = array(0 => $this->statement, 1 => '');
+ $lobs = array();
+ $i = 0;
+ foreach ($this->positions as $parameter) {
+ if (!array_key_exists($parameter, $this->values)) {
+ return $this->db->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
+ 'Unable to bind to missing placeholder: '.$parameter, __FUNCTION__);
+ }
+ $value = $this->values[$parameter];
+ $type = array_key_exists($parameter, $this->types) ? $this->types[$parameter] : null;
+ if (!is_object($this->statement)) {
+ if (is_resource($value) || $type == 'clob' || $type == 'blob' && $this->db->options['lob_allow_url_include']) {
+ if (!is_resource($value) && preg_match('/^(\w+:\/\/)(.*)$/', $value, $match)) {
+ if ($match[1] == 'file://') {
+ $value = $match[2];
+ }
+ $value = @fopen($value, 'r');
+ $close = true;
+ }
+ if (is_resource($value)) {
+ $data = '';
+ while (!@feof($value)) {
+ $data.= @fread($value, $this->db->options['lob_buffer_length']);
+ }
+ if ($close) {
+ @fclose($value);
+ }
+ $value = $data;
+ }
+ }
+ $quoted = $this->db->quote($value, $type);
+ if (PEAR::isError($quoted)) {
+ return $quoted;
+ }
+ $param_query = 'SET @'.$parameter.' = '.$quoted;
+ $result = $this->db->_doQuery($param_query, true, $connection);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+ } else {
+ if (is_resource($value) || $type == 'clob' || $type == 'blob') {
+ $parameters[] = null;
+ $parameters[1].= 'b';
+ $lobs[$i] = $parameter;
+ } else {
+ $quoted = $this->db->quote($value, $type, false);
+ if (PEAR::isError($quoted)) {
+ return $quoted;
+ }
+ $parameters[] = $quoted;
+ $parameters[1].= $this->db->datatype->mapPrepareDatatype($type);
+ }
+ ++$i;
+ }
+ }
+
+ if (!is_object($this->statement)) {
+ $query.= ' USING @'.implode(', @', array_values($this->positions));
+ } else {
+ $result = @call_user_func_array('mysqli_stmt_bind_param', $parameters);
+ if ($result === false) {
+ $err =& $this->db->raiseError(null, null, null,
+ 'Unable to bind parameters', __FUNCTION__);
+ return $err;
+ }
+
+ foreach ($lobs as $i => $parameter) {
+ $value = $this->values[$parameter];
+ $close = false;
+ if (!is_resource($value)) {
+ $close = true;
+ if (preg_match('/^(\w+:\/\/)(.*)$/', $value, $match)) {
+ if ($match[1] == 'file://') {
+ $value = $match[2];
+ }
+ $value = @fopen($value, 'r');
+ } else {
+ $fp = @tmpfile();
+ @fwrite($fp, $value);
+ @rewind($fp);
+ $value = $fp;
+ }
+ }
+ while (!@feof($value)) {
+ $data = @fread($value, $this->db->options['lob_buffer_length']);
+ @mysqli_stmt_send_long_data($this->statement, $i, $data);
+ }
+ if ($close) {
+ @fclose($value);
+ }
+ }
+ }
+ }
+
+ if (!is_object($this->statement)) {
+ $result = $this->db->_doQuery($query, $this->is_manip, $connection);
+ if (PEAR::isError($result)) {
+ return $result;
+ }
+
+ if ($this->is_manip) {
+ $affected_rows = $this->db->_affectedRows($connection, $result);
+ return $affected_rows;
+ }
+
+ $result =& $this->db->_wrapResult($result, $this->result_types,
+ $result_class, $result_wrap_class, $this->limit, $this->offset);
+ } else {
+ if (!@mysqli_stmt_execute($this->statement)) {
+ $err =& $this->db->raiseError(null, null, null,
+ 'Unable to execute statement', __FUNCTION__);
+ return $err;
+ }
+
+ if ($this->is_manip) {
+ $affected_rows = @mysqli_stmt_affected_rows($this->statement);
+ return $affected_rows;
+ }
+
+ if ($this->db->options['result_buffering']) {
+ @mysqli_stmt_store_result($this->statement);
+ }
+
+ $result =& $this->db->_wrapResult($this->statement, $this->result_types,
+ $result_class, $result_wrap_class, $this->limit, $this->offset);
+ }
+
+ $this->db->debug($this->query, 'execute', array('is_manip' => $this->is_manip, 'when' => 'post', 'result' => $result));
+ return $result;
+ }
+
+ // }}}
+ // {{{ free()
+
+ /**
+ * Release resources allocated for the specified prepared query.
+ *
+ * @return mixed MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function free()
+ {
+ if (is_null($this->positions)) {
+ return $this->db->raiseError(MDB2_ERROR, null, null,
+ 'Prepared statement has already been freed', __FUNCTION__);
+ }
+ $result = MDB2_OK;
+
+ if (is_object($this->statement)) {
+ if (!@mysqli_stmt_close($this->statement)) {
+ $result = $this->db->raiseError(null, null, null,
+ 'Could not free statement', __FUNCTION__);
+ }
+ } elseif (!is_null($this->statement)) {
+ $connection = $this->db->getConnection();
+ if (PEAR::isError($connection)) {
+ return $connection;
+ }
+
+ $query = 'DEALLOCATE PREPARE '.$this->statement;
+ $result = $this->db->_doQuery($query, true, $connection);
+ }
+
+ parent::free();
+ return $result;
+ }
+}
?> \ No newline at end of file
diff --git a/program/lib/MDB2/Driver/pgsql.php b/program/lib/MDB2/Driver/pgsql.php
index 49ab1218a..24af05655 100644
--- a/program/lib/MDB2/Driver/pgsql.php
+++ b/program/lib/MDB2/Driver/pgsql.php
@@ -3,7 +3,7 @@
// +----------------------------------------------------------------------+
// | PHP versions 4 and 5 |
// +----------------------------------------------------------------------+
-// | Copyright (c) 1998-2006 Manuel Lemos, Tomas V.V.Cox, |
+// | Copyright (c) 1998-2008 Manuel Lemos, Tomas V.V.Cox, |
// | Stig. S. Bakken, Lukas Smith |
// | All rights reserved. |
// +----------------------------------------------------------------------+
@@ -43,7 +43,7 @@
// | Author: Paul Cooper <pgc@ucecom.com> |
// +----------------------------------------------------------------------+
//
-// $Id: pgsql.php,v 1.186 2007/11/10 13:27:03 quipo Exp $
+// $Id: pgsql.php,v 1.197 2008/03/08 14:18:39 quipo Exp $
/**
* MDB2 PostGreSQL driver
@@ -83,6 +83,7 @@ class MDB2_Driver_pgsql extends MDB2_Driver_Common
$this->supported['LOBs'] = true;
$this->supported['replace'] = 'emulated';
$this->supported['sub_selects'] = true;
+ $this->supported['triggers'] = true;
$this->supported['auto_increment'] = 'emulated';
$this->supported['primary_key'] = true;
$this->supported['result_introspection'] = true;
@@ -91,8 +92,11 @@ class MDB2_Driver_pgsql extends MDB2_Driver_Common
$this->supported['pattern_escaping'] = true;
$this->supported['new_link'] = true;
+ $this->options['DBA_username'] = false;
+ $this->options['DBA_password'] = false;
$this->options['multi_query'] = false;
$this->options['disable_smart_seqname'] = false;
+ $this->options['max_identifiers_length'] = 63;
}
// }}}
@@ -119,6 +123,8 @@ class MDB2_Driver_pgsql extends MDB2_Driver_Common
$native_msg = 'Database connection has been lost.';
$error_code = MDB2_ERROR_CONNECT_FAILED;
}
+ } else {
+ $native_msg = @pg_last_error();
}
static $error_regexps;
@@ -128,8 +134,12 @@ class MDB2_Driver_pgsql extends MDB2_Driver_Common
=> MDB2_ERROR_NOSUCHFIELD,
'/(relation|sequence|table).*does not exist|class .* not found/i'
=> MDB2_ERROR_NOSUCHTABLE,
+ '/database .* does not exist/'
+ => MDB2_ERROR_NOT_FOUND,
'/index .* does not exist/'
=> MDB2_ERROR_NOT_FOUND,
+ '/database .* already exists/i'
+ => MDB2_ERROR_ALREADY_EXISTS,
'/relation .* already exists/i'
=> MDB2_ERROR_ALREADY_EXISTS,
'/(divide|division) by zero$/i'
@@ -202,7 +212,7 @@ class MDB2_Driver_pgsql extends MDB2_Driver_Common
if (PEAR::isError($connection)) {
return $connection;
}
- if (version_compare(PHP_VERSION, '5.2.0RC5', '>=')) {
+ if (is_resource($connection) && version_compare(PHP_VERSION, '5.2.0RC5', '>=')) {
$text = @pg_escape_string($connection, $text);
} else {
$text = @pg_escape_string($text);
@@ -353,13 +363,18 @@ class MDB2_Driver_pgsql extends MDB2_Driver_Common
// {{{ _doConnect()
/**
- * Does the grunt work of connecting to the database
+ * Do the grunt work of connecting to the database
*
* @return mixed connection resource on success, MDB2 Error Object on failure
* @access protected
- **/
- function _doConnect($database_name, $persistent = false)
+ */
+ function _doConnect($username, $password, $database_name, $persistent = false)
{
+ if (!PEAR::loadExtension($this->phptype)) {
+ return $this->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
+ 'extension '.$this->phptype.' is not compiled into PHP', __FUNCTION__);
+ }
+
if ($database_name == '') {
$database_name = 'template1';
}
@@ -386,11 +401,11 @@ class MDB2_Driver_pgsql extends MDB2_Driver_Common
if ($database_name) {
$params[0].= ' dbname=\'' . addslashes($database_name) . '\'';
}
- if ($this->dsn['username']) {
- $params[0].= ' user=\'' . addslashes($this->dsn['username']) . '\'';
+ if ($username) {
+ $params[0].= ' user=\'' . addslashes($username) . '\'';
}
- if ($this->dsn['password']) {
- $params[0].= ' password=\'' . addslashes($this->dsn['password']) . '\'';
+ if ($password) {
+ $params[0].= ' password=\'' . addslashes($password) . '\'';
}
if (!empty($this->dsn['options'])) {
$params[0].= ' options=' . $this->dsn['options'];
@@ -417,7 +432,6 @@ class MDB2_Driver_pgsql extends MDB2_Driver_Common
}
$connect_function = $persistent ? 'pg_pconnect' : 'pg_connect';
-
$connection = @call_user_func_array($connect_function, $params);
if (!$connection) {
return $this->raiseError(MDB2_ERROR_CONNECT_FAILED, null, null,
@@ -449,7 +463,7 @@ class MDB2_Driver_pgsql extends MDB2_Driver_Common
*
* @return true on success, MDB2 Error Object on failure
* @access public
- **/
+ */
function connect()
{
if (is_resource($this->connection)) {
@@ -463,22 +477,22 @@ class MDB2_Driver_pgsql extends MDB2_Driver_Common
$this->disconnect(false);
}
- if (!PEAR::loadExtension($this->phptype)) {
- return $this->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
- 'extension '.$this->phptype.' is not compiled into PHP', __FUNCTION__);
- }
-
if ($this->database_name) {
- $connection = $this->_doConnect($this->database_name, $this->options['persistent']);
+ $connection = $this->_doConnect($this->dsn['username'],
+ $this->dsn['password'],
+ $this->database_name,
+ $this->options['persistent']);
if (PEAR::isError($connection)) {
return $connection;
}
+
$this->connection = $connection;
$this->connected_dsn = $this->dsn;
$this->connected_database_name = $this->database_name;
$this->opened_persistent = $this->options['persistent'];
$this->dbsyntax = $this->dsn['dbsyntax'] ? $this->dsn['dbsyntax'] : $this->phptype;
}
+
return MDB2_OK;
}
@@ -501,7 +515,10 @@ class MDB2_Driver_pgsql extends MDB2_Driver_Common
return $connection;
}
}
-
+ if (is_array($charset)) {
+ $charset = array_shift($charset);
+ $this->warnings[] = 'postgresql does not support setting client collation';
+ }
$result = @pg_set_client_encoding($connection, $charset);
if ($result == -1) {
return $this->raiseError(null, null, null,
@@ -511,6 +528,30 @@ class MDB2_Driver_pgsql extends MDB2_Driver_Common
}
// }}}
+ // {{{ databaseExists()
+
+ /**
+ * check if given database name is exists?
+ *
+ * @param string $name name of the database that should be checked
+ *
+ * @return mixed true/false on success, a MDB2 error on failure
+ * @access public
+ */
+ function databaseExists($name)
+ {
+ $res = $this->_doConnect($this->dsn['username'],
+ $this->dsn['password'],
+ $this->escape($name),
+ $this->options['persistent']);
+ if (!PEAR::isError($res)) {
+ return true;
+ }
+
+ return false;
+ }
+
+ // }}}
// {{{ disconnect()
/**
@@ -560,11 +601,11 @@ class MDB2_Driver_pgsql extends MDB2_Driver_Common
*/
function &standaloneQuery($query, $types = null, $is_manip = false)
{
- $connection = $this->_doConnect('template1', false);
+ $user = $this->options['DBA_username']? $this->options['DBA_username'] : $this->dsn['username'];
+ $pass = $this->options['DBA_password']? $this->options['DBA_password'] : $this->dsn['password'];
+ $connection = $this->_doConnect($user, $pass, $this->database_name, $this->options['persistent']);
if (PEAR::isError($connection)) {
- $err =& $this->raiseError(MDB2_ERROR_CONNECT_FAILED, null, null,
- 'Cannot connect to template1', __FUNCTION__);
- return $err;
+ return $connection;
}
$offset = $this->offset;
@@ -572,17 +613,16 @@ class MDB2_Driver_pgsql extends MDB2_Driver_Common
$this->offset = $this->limit = 0;
$query = $this->_modifyQuery($query, $is_manip, $limit, $offset);
- $result =& $this->_doQuery($query, $is_manip, $connection, false);
- @pg_close($connection);
- if (PEAR::isError($result)) {
- return $result;
+ $result =& $this->_doQuery($query, $is_manip, $connection, $this->database_name);
+ if (!PEAR::isError($result)) {
+ if ($is_manip) {
+ $result = $this->_affectedRows($connection, $result);
+ } else {
+ $result =& $this->_wrapResult($result, $types, true, false, $limit, $offset);
+ }
}
- if ($is_manip) {
- $affected_rows = $this->_affectedRows($connection, $result);
- return $affected_rows;
- }
- $result =& $this->_wrapResult($result, $types, true, false, $limit, $offset);
+ @pg_close($connection);
return $result;
}
@@ -910,8 +950,8 @@ class MDB2_Driver_pgsql extends MDB2_Driver_Common
return $connection;
}
static $prep_statement_counter = 1;
- $statement_name = sprintf($this->options['statement_format'], $this->phptype, sha1(microtime() + mt_rand())) . $prep_statement_counter++;
- $statement_name = strtolower($statement_name);
+ $statement_name = sprintf($this->options['statement_format'], $this->phptype, $prep_statement_counter++ . sha1(microtime() + mt_rand()));
+ $statement_name = substr(strtolower($statement_name), 0, $this->options['max_identifiers_length']);
if ($pgtypes === false) {
$result = @pg_prepare($connection, $statement_name, $query);
if (!$result) {
@@ -975,7 +1015,7 @@ class MDB2_Driver_pgsql extends MDB2_Driver_Common
WHERE d.adrelid = a.attrelid
AND d.adnum = a.attnum
AND a.atthasdef
- ) FROM 'nextval[^\']*\'([^\']*)')
+ ) FROM 'nextval[^'']*''([^'']*)')
FROM pg_attribute a
LEFT JOIN pg_class c ON c.oid = a.attrelid
LEFT JOIN pg_attrdef d ON d.adrelid = a.attrelid AND d.adnum = a.attnum AND a.atthasdef
@@ -1017,9 +1057,11 @@ class MDB2_Driver_pgsql extends MDB2_Driver_Common
{
$sequence_name = $this->quoteIdentifier($this->getSequenceName($seq_name), true);
$query = "SELECT NEXTVAL('$sequence_name')";
+ $this->pushErrorHandling(PEAR_ERROR_RETURN);
$this->expectError(MDB2_ERROR_NOSUCHTABLE);
$result = $this->queryOne($query, 'integer');
$this->popExpect();
+ $this->popErrorHandling();
if (PEAR::isError($result)) {
if ($ondemand && $result->getCode() == MDB2_ERROR_NOSUCHTABLE) {
$this->loadModule('Manager', null, true);
@@ -1052,7 +1094,7 @@ class MDB2_Driver_pgsql extends MDB2_Driver_Common
return $this->queryOne('SELECT lastval()', 'integer');
}
$seq = $table.(empty($field) ? '' : '_'.$field);
- $sequence_name = $this->getSequenceName($seq);
+ $sequence_name = $this->quoteIdentifier($this->getSequenceName($seq), true);
return $this->queryOne("SELECT currval('$sequence_name')", 'integer');
}
diff --git a/program/lib/MDB2/Driver/sqlite.php b/program/lib/MDB2/Driver/sqlite.php
index d61255347..e48bac329 100644
--- a/program/lib/MDB2/Driver/sqlite.php
+++ b/program/lib/MDB2/Driver/sqlite.php
@@ -3,7 +3,7 @@
// +----------------------------------------------------------------------+
// | PHP versions 4 and 5 |
// +----------------------------------------------------------------------+
-// | Copyright (c) 1998-2007 Manuel Lemos, Tomas V.V.Cox, |
+// | Copyright (c) 1998-2008 Manuel Lemos, Tomas V.V.Cox, |
// | Stig. S. Bakken, Lukas Smith |
// | All rights reserved. |
// +----------------------------------------------------------------------+
@@ -43,7 +43,7 @@
// | Author: Lukas Smith <smith@pooteeweet.org> |
// +----------------------------------------------------------------------+
//
-// $Id: sqlite.php,v 1.152 2007/11/27 07:44:41 quipo Exp $
+// $Id: sqlite.php,v 1.158 2008/03/08 14:18:39 quipo Exp $
//
/**
@@ -89,6 +89,7 @@ class MDB2_Driver_sqlite extends MDB2_Driver_Common
$this->supported['transactions'] = true;
$this->supported['savepoints'] = false;
$this->supported['sub_selects'] = true;
+ $this->supported['triggers'] = true;
$this->supported['auto_increment'] = true;
$this->supported['primary_key'] = false; // requires alter table implementation
$this->supported['result_introspection'] = false; // not implemented
@@ -97,11 +98,14 @@ class MDB2_Driver_sqlite extends MDB2_Driver_Common
$this->supported['pattern_escaping'] = false;
$this->supported['new_link'] = false;
+ $this->options['DBA_username'] = false;
+ $this->options['DBA_password'] = false;
$this->options['base_transaction_name'] = '___php_MDB2_sqlite_auto_commit_off';
$this->options['fixed_float'] = 0;
$this->options['database_path'] = '';
$this->options['database_extension'] = '';
$this->options['server_version'] = '';
+ $this->options['max_identifiers_length'] = 128; //no real limit
}
// }}}
@@ -125,7 +129,7 @@ class MDB2_Driver_sqlite extends MDB2_Driver_Common
// PHP 5.2+ prepends the function name to $php_errormsg, so we need
// this hack to work around it, per bug #9599.
- $native_msg = preg_replace('/^sqlite[a-z_]+\(\): /', '', $native_msg);
+ $native_msg = preg_replace('/^sqlite[a-z_]+\(\)[^:]*: /', '', $native_msg);
if (is_null($error)) {
static $error_regexps;
@@ -425,6 +429,24 @@ class MDB2_Driver_sqlite extends MDB2_Driver_Common
}
// }}}
+ // {{{ databaseExists()
+
+ /**
+ * check if given database name is exists?
+ *
+ * @param string $name name of the database that should be checked
+ *
+ * @return mixed true/false on success, a MDB2 error on failure
+ * @access public
+ */
+ function databaseExists($name)
+ {
+ $database_file = $this->_getDatabaseFile($name);
+ $result = file_exists($database_file);
+ return $result;
+ }
+
+ // }}}
// {{{ disconnect()
/**
@@ -721,7 +743,7 @@ class MDB2_Driver_sqlite extends MDB2_Driver_Common
$query .= ',';
$values.= ',';
}
- $query.= $name;
+ $query.= $this->quoteIdentifier($name, true);
if (isset($fields[$name]['null']) && $fields[$name]['null']) {
$value = 'NULL';
} else {
@@ -750,6 +772,7 @@ class MDB2_Driver_sqlite extends MDB2_Driver_Common
return $connection;
}
+ $table = $this->quoteIdentifier($table, true);
$query = "REPLACE INTO $table ($query) VALUES ($values)";
$result =& $this->_doQuery($query, true, $connection);
if (PEAR::isError($result)) {
@@ -777,9 +800,11 @@ class MDB2_Driver_sqlite extends MDB2_Driver_Common
$sequence_name = $this->quoteIdentifier($this->getSequenceName($seq_name), true);
$seqcol_name = $this->options['seqcol_name'];
$query = "INSERT INTO $sequence_name ($seqcol_name) VALUES (NULL)";
+ $this->pushErrorHandling(PEAR_ERROR_RETURN);
$this->expectError(MDB2_ERROR_NOSUCHTABLE);
$result =& $this->_doQuery($query, true);
$this->popExpect();
+ $this->popErrorHandling();
if (PEAR::isError($result)) {
if ($ondemand && $result->getCode() == MDB2_ERROR_NOSUCHTABLE) {
$this->loadModule('Manager', null, true);
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-07 00:12:08 +0000