diff options
author | svncommit <devs@roundcube.net> | 2005-10-27 13:40:37 +0000 |
---|---|---|
committer | svncommit <devs@roundcube.net> | 2005-10-27 13:40:37 +0000 |
commit | c9462d0c1e2493a7399b1dbd21e23b215e97f808 (patch) | |
tree | b31f3af65a271ae651e76d1230737fbd930c27aa /program/lib/MDB2/Driver/Datatype | |
parent | 4518342eca8d40f1c25ff877e00379c1e878035f (diff) |
added all mdb2 drivers
Diffstat (limited to 'program/lib/MDB2/Driver/Datatype')
-rwxr-xr-x | program/lib/MDB2/Driver/Datatype/fbsql.php | 555 | ||||
-rwxr-xr-x | program/lib/MDB2/Driver/Datatype/ibase.php | 659 | ||||
-rwxr-xr-x | program/lib/MDB2/Driver/Datatype/mssql.php | 521 | ||||
-rwxr-xr-x | program/lib/MDB2/Driver/Datatype/mysqli.php | 568 | ||||
-rwxr-xr-x | program/lib/MDB2/Driver/Datatype/oci8.php | 607 | ||||
-rwxr-xr-x | program/lib/MDB2/Driver/Datatype/pgsql.php | 863 | ||||
-rwxr-xr-x | program/lib/MDB2/Driver/Datatype/sqlite.php | 506 |
7 files changed, 4279 insertions, 0 deletions
diff --git a/program/lib/MDB2/Driver/Datatype/fbsql.php b/program/lib/MDB2/Driver/Datatype/fbsql.php new file mode 100755 index 000000000..a033bca6b --- /dev/null +++ b/program/lib/MDB2/Driver/Datatype/fbsql.php @@ -0,0 +1,555 @@ +<?php +// vim: set et ts=4 sw=4 fdm=marker: +// +----------------------------------------------------------------------+ +// | PHP versions 4 and 5 | +// +----------------------------------------------------------------------+ +// | Copyright (c) 1998-2004 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> | +// +----------------------------------------------------------------------+ +// +// $Id$ +// + +require_once 'MDB2/Driver/Datatype/Common.php'; + +/** + * MDB2 FrontbaseSQL driver + * + * @package MDB2 + * @category Database + * @author Lukas Smith <smith@pooteeweet.org> + */ +class MDB2_Driver_Datatype_fbsql extends MDB2_Driver_Datatype_Common +{ + // }}} + // {{{ convertResult() + + /** + * convert a value to a RDBMS indepdenant MDB2 type + * + * @param mixed $value value to be converted + * @param int $type constant that specifies which type to convert to + * @return mixed converted value + * @access public + */ + function convertResult($value, $type) + { + if (is_null($value)) { + return null; + } + switch ($type) { + case 'boolean': + return $value == 'T'; + case 'time': + if ($value[0] == '+') { + return substr($value, 1); + } else { + return $value; + } + default: + return $this->_baseConvertResult($value, $type); + } + return $this->_baseConvertResult($value, $type); + } + + // }}} + // {{{ _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) + { + if (array_key_exists('unsigned', $field) && $field['unsigned']) { + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + $db->warnings[] = "unsigned integer field \"$name\" is being + declared as signed integer"; + } + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'integer') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' INT'.$default.$notnull; + } + + // }}} + // {{{ _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) + { + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'text') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + $length = array_key_exists('length', $field) ? $field['length'] : 32768; + return $name.' VARCHAR ('.$length.')'.$default.$notnull; + } + + // }}} + // {{{ _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 string $field associative array with the name of the + * properties of the field being declared as array + * indexes. Currently, the types of supported field + * properties are as follows: + * + * length + * Integer value that determines the maximum length + * of the large object field. If this argument is + * missing the field should be declared to have the + * longest length allowed by the DBMS. + * + * notnull + * Boolean flag that indicates whether this field + * is constrained to not be set to null. + * @return string DBMS specific SQL code portion that should be used to + * declare the specified field. + * @access protected + */ + function _getCLOBDeclaration($name, $field) + { + return "$name CLOB".((array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''); + } + + // }}} + // {{{ _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 string $field associative array with the name of the properties + * of the field being declared as array indexes. + * Currently, the types of supported field + * properties are as follows: + * + * length + * Integer value that determines the maximum length + * of the large object field. If this argument is + * missing the field should be declared to have the + * longest length allowed by the DBMS. + * + * notnull + * Boolean flag that indicates whether this field is + * constrained to not be set to null. + * @return string DBMS specific SQL code portion that should be used to + * declare the specified field. + * @access protected + */ + function _getBLOBDeclaration($name, $field) + { + return "$name BLOB".((array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''); + } + + // }}} + // {{{ _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) + { + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'boolean') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' BOOLEAN)'.$default.$notnull; + } + + // }}} + // {{{ _getDateDeclaration() + + /** + * Obtain DBMS specific SQL code portion needed to declare an date type + * field to be used in statements like CREATE TABLE. + * + * @param string $name name the field to be declared. + * @param string $field associative array with the name of the properties + * of the field being declared as array indexes. + * Currently, the types of supported field properties + * are as follows: + * + * default + * Date value to be used as default for this field. + * + * notnull + * Boolean flag that indicates whether this field is + * constrained to not be set to null. + * @return string DBMS specific SQL code portion that should be used to + * declare the specified field. + * @access protected + */ + function _getDateDeclaration($name, $field) + { + $default = array_key_exists('default', $field) ? ' DEFAULT DATE '. + $this->quote($field['default'], 'date') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' DATE'.$default.$notnull; + } + + // }}} + // {{{ _getTimestampDeclaration() + + /** + * Obtain DBMS specific SQL code portion needed to declare an timestamp + * type field to be used in statements like CREATE TABLE. + * + * @param string $name name the field to be declared. + * @param string $field associative array with the name of the properties + * of the field being declared as array indexes. + * Currently, the types of supported field + * properties are as follows: + * + * default + * Time stamp value to be used as default for this + * field. + * + * notnull + * Boolean flag that indicates whether this field is + * constrained to not be set to null. + * @return string DBMS specific SQL code portion that should be used to + * declare the specified field. + * @access protected + */ + function _getTimestampDeclaration($name, $field) + { + $default = array_key_exists('default', $field) ? ' DEFAULT TIMESTAMP '. + $this->quote($field['default'], 'timestamp') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' TIMESTAMP'.$default.$notnull; + } + + // }}} + // {{{ _getTimeDeclaration() + + /** + * Obtain DBMS specific SQL code portion needed to declare an time type + * field to be used in statements like CREATE TABLE. + * + * @param string $name name the field to be declared. + * @param string $field associative array with the name of the properties + * of the field being declared as array indexes. + * Currently, the types of supported field + * properties are as follows: + * + * default + * Time value to be used as default for this field. + * + * notnull + * Boolean flag that indicates whether this field is + * constrained to not be set to null. + * @return string DBMS specific SQL code portion that should be used to + * declare the specified field. + * @access protected + */ + function _getTimeDeclaration($name, $field) + { + $default = array_key_exists('default', $field) ? ' DEFAULT TIME '. + $this->quote($field['default'], 'time') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' TIME'.$default.$notnull; + } + + // }}} + // {{{ _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 $field associative array with the name of the properties + * of the field being declared as array indexes. + * Currently, the types of supported field + * properties are as follows: + * + * default + * Integer value to be used as default for this + * field. + * + * notnull + * Boolean flag that indicates whether this field is + * constrained to not be set to null. + * @return string DBMS specific SQL code portion that should be used to + * declare the specified field. + * @access protected + */ + function _getFloatDeclaration($name, $field) + { + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'float') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' FLOAT'.$default.$notnull; + } + + // }}} + // {{{ _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 $field associative array with the name of the properties + * of the field being declared as array indexes. + * Currently, the types of supported field + * properties are as follows: + * + * default + * Integer value to be used as default for this + * field. + * + * notnull + * Boolean flag that indicates whether this field is + * constrained to not be set to null. + * @return string DBMS specific SQL code portion that should be used to + * declare the specified field. + * @access protected + */ + function _getDecimalDeclaration($name, $field) + { + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + $type = 'DECIMAL(18,'.$db->options['decimal_places'].')'; + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'decimal') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$type.$default.$notnull; + } + + // }}} + // {{{ _quoteBLOB() + + /** + * Convert a text value into a DBMS specific format that is suitable to + * compose query statements. + * + * @param $value + * @return string text string that represents the given argument value in + * a DBMS specific format. + * @access protected + */ + function _quoteBLOB($value) + { + $value = $this->_readFile($value); + return "'".addslashes($value)."'"; + } + + // }}} + // {{{ _quoteBoolean() + + /** + * Convert a text value into a DBMS specific format that is suitable to + * compose query statements. + * + * @param string $value text string value that is intended to be converted. + * @return string text string that represents the given argument value in + * a DBMS specific format. + * @access protected + */ + function _quoteBoolean($value) + { + return ($value ? 'True' : 'False'); + } + + // }}} + // {{{ _quoteDate() + + /** + * Convert a text value into a DBMS specific format that is suitable to + * compose query statements. + * + * @param string $value text string value that is intended to be converted. + * @return string text string that represents the given argument value in + * a DBMS specific format. + * @access protected + */ + function _quoteDate($value) + { + return 'DATE'.$this->_quoteText($value); + } + + // }}} + // {{{ _quoteTimestamp() + + /** + * Convert a text value into a DBMS specific format that is suitable to + * compose query statements. + * + * @param string $value text string value that is intended to be converted. + * @return string text string that represents the given argument value in + * a DBMS specific format. + * @access protected + */ + function _quoteTimestamp($value) + { + return 'TIMESTAMP'.$this->_quoteText($value); + } + + // }}} + // {{{ _quoteTime() + + /** + * Convert a text value into a DBMS specific format that is suitable to + * compose query statements. + * + * @param string $value text string value that is intended to be converted. + * @return string text string that represents the given argument value in + * a DBMS specific format. + * @access protected + */ + function _quoteTime($value) + { + return 'TIME'.$this->_quoteText($value); + } + + // }}} + // {{{ _quoteFloat() + + /** + * Convert a text value into a DBMS specific format that is suitable to + * compose query statements. + * + * @param string $value text string value that is intended to be converted. + * @return string text string that represents the given argument value in + * a DBMS specific format. + * @access protected + */ + function _quoteFloat($value) + { + return (float)$value; + } + + // }}} + // {{{ _quoteDecimal() + + /** + * Convert a text value into a DBMS specific format that is suitable to + * compose query statements. + * + * @param string $value text string value that is intended to be converted. + * @return string text string that represents the given argument value in + * a DBMS specific format. + * @access protected + */ + function _quoteDecimal($value) + { + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + return $db->escape($value); + } +} + +?> diff --git a/program/lib/MDB2/Driver/Datatype/ibase.php b/program/lib/MDB2/Driver/Datatype/ibase.php new file mode 100755 index 000000000..958665440 --- /dev/null +++ b/program/lib/MDB2/Driver/Datatype/ibase.php @@ -0,0 +1,659 @@ +<?php +// vim: set et ts=4 sw=4 fdm=marker: +// +----------------------------------------------------------------------+ +// | PHP versions 4 and 5 | +// +----------------------------------------------------------------------+ +// | Copyright (c) 1998-2004 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> | +// | Lorenzo Alberton <l.alberton@quipo.it> | +// +----------------------------------------------------------------------+ +// +// $Id$ + +require_once 'MDB2/Driver/Datatype/Common.php'; + +/** + * MDB2 Firebird/Interbase driver + * + * @package MDB2 + * @category Database + * @author Lukas Smith <smith@pooteeweet.org> + * @author Lorenzo Alberton <l.alberton@quipo.it> + */ +class MDB2_Driver_Datatype_ibase extends MDB2_Driver_Datatype_Common +{ + // {{{ convertResult() + + /** + * convert a value to a RDBMS independent MDB2 type + * + * @param mixed $value value to be converted + * @param int $type constant that specifies which type to convert to + * @return mixed converted value or a MDB2 error on failure + * @access public + */ + function convertResult($value, $type) + { + if (is_null($value)) { + return null; + } + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + switch ($type) { + case 'decimal': + return sprintf('%.'.$db->options['decimal_places'].'f', doubleval($value)/pow(10.0, $db->options['decimal_places'])); + case 'timestamp': + return substr($value, 0, strlen('YYYY-MM-DD HH:MM:SS')); + default: + return $this->_baseConvertResult($value, $type); + } + } + + // }}} + // {{{ 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 = (array_key_exists('length', $field) ? $field['length'] : (!PEAR::isError($length = $db->options['default_text_field_length']) ? $length : 4000)); + return 'VARCHAR ('.$length.')'; + case 'clob': + return 'BLOB SUB_TYPE 1'; + case 'blob': + return 'BLOB SUB_TYPE 0'; + case 'integer': + return 'INTEGER'; + case 'boolean': + return 'CHAR (1)'; + case 'date': + return 'DATE'; + case 'time': + return 'TIME'; + case 'timestamp': + return 'TIMESTAMP'; + case 'float': + return 'DOUBLE PRECISION'; + case 'decimal': + return 'DECIMAL(18,'.$db->options['decimal_places'].')'; + } + 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 (array_key_exists('unsigned', $field) && $field['unsigned']) { + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + $db->warnings[] = "unsigned integer field \"$name\" is being declared as signed integer"; + } + + if (array_key_exists('autoincrement', $field) && $field['autoincrement']) { + return $name.' PRIMARY KEY'; + } + + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'integer') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' INT'.$default.$notnull; + } + + // }}} + // {{{ _getTextDeclaration() + + /** + * Obtain DBMS specific SQL code portion needed to declare a 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) + { + $type = $this->getTypeDeclaration($field); + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'text') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$type.$default.$notnull; + } + + // }}} + // {{{ _getCLOBDeclaration() + + /** + * Obtain DBMS specific SQL code portion needed to declare a character + * large object type field to be used in statements like CREATE TABLE. + * + * @param string $name name the field to be declared. + * @param array $field associative array with the name of the properties + * of the field being declared as array indexes. Currently, the types + * of supported field properties are as follows: + * + * length + * Integer value that determines the maximum length of the large + * object field. If this argument is missing the field should be + * declared to have the longest length allowed by the DBMS. + * + * notnull + * Boolean flag that indicates whether this field is constrained + * to not be set to null. + * @return string DBMS specific SQL code portion that should be used to + * declare the specified field. + * @access protected + */ + function _getCLOBDeclaration($name, $field) + { + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$this->getTypeDeclaration($field).$notnull; + } + + // }}} + // {{{ _getBLOBDeclaration() + + /** + * Obtain DBMS specific SQL code portion needed to declare a 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) + { + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$this->getTypeDeclaration($field).$notnull; + } + + // }}} + // {{{ _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) + { + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'date') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$this->getTypeDeclaration($field).$default.$notnull; + } + + // }}} + // {{{ _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) + { + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'time') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$this->getTypeDeclaration($field).$default.$notnull; + } + + // }}} + // {{{ _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) + { + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'timestamp') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$this->getTypeDeclaration($field).$default.$notnull; + } + + // }}} + // {{{ _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) + { + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'float') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$this->getTypeDeclaration($field).$default.$notnull; + } + + // }}} + // {{{ _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) + { + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'decimal') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$this->getTypeDeclaration($field).$default.$notnull; + } + + // }}} + // {{{ _quoteLOB() + + /** + * Convert a text value into a DBMS specific format that is suitable to + * compose query statements. + * + * @param $value + * @return string text string that represents the given argument value in + * a DBMS specific format. + * @access protected + */ + function _quoteLOB($value) + { + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + if (PEAR::isError($connect = $db->connect())) { + return $connect; + } + $close = true; + if (is_resource($value)) { + $close = false; + } elseif (preg_match('/^(\w+:\/\/)(.*)$/', $value, $match)) { + if ($match[1] == 'file://') { + $value = $match[2]; + } + $value = @fopen($value, 'r'); + } else { + $fp = @tmpfile(); + @fwrite($fp, $value); + @rewind($fp); + $value = $fp; + } + if ($db->in_transaction) { + $blob_id = @ibase_blob_import($db->transaction_id, $value); + } else { + $blob_id = @ibase_blob_import($db->connection, $value); + } + if ($close) { + @fclose($value); + } + return $blob_id; + } + + // }}} + // {{{ _quoteDecimal() + + /** + * Convert a text value into a DBMS specific format that is suitable to + * compose query statements. + * + * @param string $value text string value that is intended to be converted. + * @return string text string that represents the given argument value in + * a DBMS specific format. + * @access protected + */ + function _quoteDecimal($value) + { + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + return (strval(round($value*pow(10.0, $db->options['decimal_places'])))); + } + + // }}} + // {{{ _retrieveLOB() + + /** + * retrieve LOB from the database + * + * @param resource $lob stream handle + * @return mixed MDB2_OK on success, a MDB2 error on failure + * @access protected + */ + function _retrieveLOB(&$lob) + { + if (!array_key_exists('handle', $lob)) { + $lob['handle'] = @ibase_blob_open($lob['ressource']); + if (!$lob['handle']) { + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + return $db->raiseError(MDB2_ERROR, null, null, + '_retrieveLOB: Could not open fetched large object field' . @ibase_errmsg()); + } + } + return MDB2_OK; + } + + // }}} + // {{{ _readLOB() + + /** + * Read data from large object input stream. + * + * @param resource $lob stream handle + * @param blob $data reference to a variable that will hold data to be + * read from the large object input stream + * @param int $length integer value that indicates the largest ammount of + * data to be read from the large object input stream. + * @return mixed length on success, a MDB2 error on failure + * @access protected + */ + function _readLOB($lob, $length) + { + $data = ibase_blob_get($lob['handle'], $length); + if (!is_string($data)) { + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + return $db->raiseError(MDB2_ERROR, null, null, + 'Read Result LOB: ' . @ibase_errmsg()); + } + return $data; + } + + // }}} + // {{{ _destroyLOB() + + /** + * Free any resources allocated during the lifetime of the large object + * handler object. + * + * @param resource $lob stream handle + * @access protected + */ + function _destroyLOB($lob_index) + { + if (isset($this->lobs[$lob_index]['handle'])) { + @ibase_blob_close($this->lobs[$lob_index]['handle']); + } + } + + // }}} + // {{{ mapNativeDatatype() + + /** + * Maps a native array description of a field to a MDB2 datatype and length + * + * @param array $field native field description + * @return array containing the various possible types and the length + * @access public + */ + function mapNativeDatatype($field) + { + $db_type = preg_replace('/\d/','', strtolower($field['typname']) ); + $length = $field['attlen']; + if ($length == '-1') { + $length = $field['atttypmod']-4; + } + if ((int)$length <= 0) { + $length = null; + } + $type = array(); + switch ($db_type) { + case 'smallint': + case 'integer': + $type[] = 'integer'; + if ($length == '1') { + $type[] = 'boolean'; + } + break; + case 'char': + case 'varchar': + $type[] = 'text'; + if ($length == '1') { + $type[] = 'boolean'; + } + break; + case 'date': + $type[] = 'date'; + $length = null; + break; + case 'timestamp': + $type[] = 'timestamp'; + $length = null; + break; + case 'time': + $type[] = 'time'; + $length = null; + break; + case 'float': + case 'double precision': + $type[] = 'float'; + break; + case 'decimal': + case 'numeric': + $type[] = 'decimal'; + break; + case 'blob': + $type[] = 'blob'; + $length = null; + break; + default: + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + return $db->raiseError(MDB2_ERROR, null, null, + 'getTableFieldDefinition: unknown database attribute type'); + } + + return array($type, $length); + } + + // }}} +} +?>
\ No newline at end of file diff --git a/program/lib/MDB2/Driver/Datatype/mssql.php b/program/lib/MDB2/Driver/Datatype/mssql.php new file mode 100755 index 000000000..d4594080e --- /dev/null +++ b/program/lib/MDB2/Driver/Datatype/mssql.php @@ -0,0 +1,521 @@ +<?php +// vim: set et ts=4 sw=4 fdm=marker: +// +----------------------------------------------------------------------+ +// | PHP versions 4 and 5 | +// +----------------------------------------------------------------------+ +// | Copyright (c) 1998-2004 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> | +// +----------------------------------------------------------------------+ +// +// $Id$ +// + +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 +{ + // {{{ convertResult() + + /** + * convert a value to a RDBMS indepdenant MDB2 type + * + * @param mixed $value value to be converted + * @param int $type constant that specifies which type to convert to + * @return mixed converted value + * @access public + */ + function convertResult($value, $type) + { + if (is_null($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; + default: + return $this->_baseConvertResult($value,$type); + } + } + + // }}} + // {{{ _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 (array_key_exists('unsigned', $field) && $field['unsigned']) { + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + $db->warnings[] = "unsigned integer field \"$name\" is being declared as signed integer"; + } + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'integer') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ' NULL'; + return $name.' INT'.$default.$notnull; + } + + // }}} + // {{{ _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) + { + $type = array_key_exists('length', $field) ? 'VARCHAR ('.$field['length'].')' : 'TEXT'; + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'text') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ' NULL'; + return $name.' '.$type.$default.$notnull; + } + + // }}} + // {{{ _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 string $field associative array with the name of the + * properties of the field being declared as array + * indexes. Currently, the types of supported field + * properties are as follows: + * + * length + * Integer value that determines the maximum length + * of the large object field. If this argument is + * missing the field should be declared to have the + * longest length allowed by the DBMS. + * + * notnull + * Boolean flag that indicates whether this field + * is constrained to not be set to null. + * @return string DBMS specific SQL code portion that should be used to + * declare the specified field. + * @access protected + */ + function _getCLOBDeclaration($name, $field) + { + if (array_key_exists('length', $field)) { + $length = $field['length']; + if ($length <= 8000) { + $type = "VARCHAR($length)"; + } else { + $type = 'TEXT'; + } + } else { + $type = 'TEXT'; + } + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ' NULL'; + return $name.' '.$type.$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 string $field associative array with the name of the properties + * of the field being declared as array indexes. + * Currently, the types of supported field + * properties are as follows: + * + * length + * Integer value that determines the maximum length + * of the large object field. If this argument is + * missing the field should be declared to have the + * longest length allowed by the DBMS. + * + * notnull + * Boolean flag that indicates whether this field is + * constrained to not be set to null. + * @return string DBMS specific SQL code portion that should be used to + * declare the specified field. + * @access protected + */ + function _getBLOBDeclaration($name, $field) + { + if (array_key_exists('length', $field)) { + $length = $field['length']; + if ($length <= 8000) { + $type = "VARBINARY($length)"; + } else { + $type = 'IMAGE'; + } + } else { + $type = 'IMAGE'; + } + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ' NULL'; + return $name.' '.$type.$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 $field associative array with the name of the properties + * of the field being declared as array indexes. Currently, the types + * of supported field properties are as follows: + * + * default + * Boolean value to be used as default for this field. + * + * notnull + * Boolean flag that indicates whether this field is constrained + * to not be set to null. + * @return string DBMS specific SQL code portion that should be used to + * declare the specified field. + * @access protected + */ + function _getBooleanDeclaration($name, $field) + { + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'boolean') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ' NULL'; + return $name.' BIT'.$default.$notnull; + } + + // }}} + // {{{ _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) + { + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'date') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ' NULL'; + return $name.' CHAR ('.strlen('YYYY-MM-DD').')'.$default.$notnull; + } + + // }}} + // {{{ _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) + { + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'timestamp') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ' NULL'; + return $name.' CHAR ('.strlen('YYYY-MM-DD HH:MM:SS').')'.$default.$notnull; + } + + // }}} + // {{{ _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) + { + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'time') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ' NULL'; + return $name.' CHAR ('.strlen('HH:MM:SS').')'.$default.$notnull; + } + + // }}} + // {{{ _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 $field associative array with the name of the properties + * of the field being declared as array indexes. + * Currently, the types of supported field + * properties are as follows: + * + * default + * Integer value to be used as default for this + * field. + * + * notnull + * Boolean flag that indicates whether this field is + * constrained to not be set to null. + * @return string DBMS specific SQL code portion that should be used to + * declare the specified field. + * @access protected + */ + function _getFloatDeclaration($name, $field) + { + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'float') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ' NULL'; + return $name.' FLOAT'.$default.$notnull; + } + + // }}} + // {{{ _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 $field associative array with the name of the properties + * of the field being declared as array indexes. + * Currently, the types of supported field + * properties are as follows: + * + * default + * Integer value to be used as default for this + * field. + * + * notnull + * Boolean flag that indicates whether this field is + * constrained to not be set to null. + * @return string DBMS specific SQL code portion that should be used to + * declare the specified field. + * @access protected + */ + function _getDecimalDeclaration($name, $field) + { + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + $type = 'DECIMAL(18,'.$db->options['decimal_places'].')'; + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'decimal') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ' NULL'; + return $name.' '.$type.$default.$notnull; + } + + // }}} + // {{{ _quoteBLOB() + + /** + * Convert a text value into a DBMS specific format that is suitable to + * compose query statements. + * + * @param $value + * @return string text string that represents the given argument value in + * a DBMS specific format. + * @access protected + */ + function _quoteBLOB($value) + { + $value = $this->_readFile($value); + return bin2hex("0x".$value); + } + + // }}} + // {{{ _quoteBoolean() + + /** + * Convert a text value into a DBMS specific format that is suitable to + * compose query statements. + * + * @param string $value text string value that is intended to be converted. + * @return string text string that represents the given argument value in + * a DBMS specific format. + * @access protected + */ + function _quoteBoolean($value) + { + return ($value ? 1 : 0); + } + + // }}} + // {{{ _quoteFloat() + + /** + * Convert a text value into a DBMS specific format that is suitable to + * compose query statements. + * + * @param string $value text string value that is intended to be converted. + * @return string text string that represents the given argument value in + * a DBMS specific format. + * @access protected + */ + function _quoteFloat($value) + { + return (float)$value; + } + + // }}} + // {{{ _quoteDecimal() + + /** + * Convert a text value into a DBMS specific format that is suitable to + * compose query statements. + * + * @param string $value text string value that is intended to be converted. + * @return string text string that represents the given argument value in + * a DBMS specific format. + * @access protected + */ + function _quoteDecimal($value) + { + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + return $db->escape($value); + } +} + +?>
\ No newline at end of file diff --git a/program/lib/MDB2/Driver/Datatype/mysqli.php b/program/lib/MDB2/Driver/Datatype/mysqli.php new file mode 100755 index 000000000..7c35cf8d9 --- /dev/null +++ b/program/lib/MDB2/Driver/Datatype/mysqli.php @@ -0,0 +1,568 @@ +<?php +// vim: set et ts=4 sw=4 fdm=marker: +// +----------------------------------------------------------------------+ +// | PHP versions 4 and 5 | +// +----------------------------------------------------------------------+ +// | Copyright (c) 1998-2004 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> | +// +----------------------------------------------------------------------+ +// +// $Id$ +// + +require_once 'MDB2/Driver/Datatype/Common.php'; + +/** + * MDB2 MySQL driver + * + * @package MDB2 + * @category Database + * @author Lukas Smith <smith@pooteeweet.org> + */ +class MDB2_Driver_Datatype_mysqli extends MDB2_Driver_Datatype_Common +{ + // }}} + // {{{ _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) + { + if (array_key_exists('autoincrement', $field) && $field['autoincrement']) { + $autoinc = ' AUTO_INCREMENT PRIMARY KEY'; + $default = ''; + } else { + $autoinc = ''; + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'integer') : ''; + } + + $unsigned = (array_key_exists('unsigned', $field) && $field['unsigned']) ? ' UNSIGNED' : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' INT'.$unsigned.$default.$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 string $field associative array with the name of the + * properties of the field being declared as array + * indexes. Currently, the types of supported field + * properties are as follows: + * + * length + * Integer value that determines the maximum length + * of the large object field. If this argument is + * missing the field should be declared to have the + * longest length allowed by the DBMS. + * + * notnull + * Boolean flag that indicates whether this field + * is constrained to not be set to null. + * @return string DBMS specific SQL code portion that should be used to + * declare the specified field. + * @access protected + */ + function _getCLOBDeclaration($name, $field) + { + if (array_key_exists('length', $field)) { + $length = $field['length']; + if ($length <= 255) { + $type = 'TINYTEXT'; + } else { + if ($length <= 65535) { + $type = 'TEXT'; + } else { + if ($length <= 16777215) { + $type = 'MEDIUMTEXT'; + } else { + $type = 'LONGTEXT'; + } + } + } + } else { + $type = 'LONGTEXT'; + } + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$type.$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 string $field associative array with the name of the properties + * of the field being declared as array indexes. + * Currently, the types of supported field + * properties are as follows: + * + * length + * Integer value that determines the maximum length + * of the large object field. If this argument is + * missing the field should be declared to have the + * longest length allowed by the DBMS. + * + * notnull + * Boolean flag that indicates whether this field is + * constrained to not be set to null. + * @return string DBMS specific SQL code portion that should be used to + * declare the specified field. + * @access protected + */ + function _getBLOBDeclaration($name, $field) + { + if (array_key_exists('length', $field)) { + $length = $field['length']; + if ($length <= 255) { + $type = 'TINYBLOB'; + } else { + if ($length <= 65535) { + $type = 'BLOB'; + } else { + if ($length <= 16777215) { + $type = 'MEDIUMBLOB'; + } else { + $type = 'LONGBLOB'; + } + } + } + } else { + $type = 'LONGBLOB'; + } + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$type.$notnull; + } + + // }}} + // {{{ _getDateDeclaration() + + /** + * Obtain DBMS specific SQL code portion needed to declare an date type + * field to be used in statements like CREATE TABLE. + * + * @param string $name name the field to be declared. + * @param string $field associative array with the name of the properties + * of the field being declared as array indexes. + * Currently, the types of supported field properties + * are as follows: + * + * default + * Date value to be used as default for this field. + * + * notnull + * Boolean flag that indicates whether this field is + * constrained to not be set to null. + * @return string DBMS specific SQL code portion that should be used to + * declare the specified field. + * @access protected + */ + function _getDateDeclaration($name, $field) + { + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'date') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' DATE'.$default.$notnull; + } + + // }}} + // {{{ _getTimestampDeclaration() + + /** + * Obtain DBMS specific SQL code portion needed to declare an timestamp + * type field to be used in statements like CREATE TABLE. + * + * @param string $name name the field to be declared. + * @param string $field associative array with the name of the properties + * of the field being declared as array indexes. + * Currently, the types of supported field + * properties are as follows: + * + * default + * Time stamp value to be used as default for this + * field. + * + * notnull + * Boolean flag that indicates whether this field is + * constrained to not be set to null. + * @return string DBMS specific SQL code portion that should be used to + * declare the specified field. + * @access protected + */ + function _getTimestampDeclaration($name, $field) + { + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'timestamp') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' DATETIME'.$default.$notnull; + } + + // }}} + // {{{ _getTimeDeclaration() + + /** + * Obtain DBMS specific SQL code portion needed to declare an time type + * field to be used in statements like CREATE TABLE. + * + * @param string $name name the field to be declared. + * @param string $field associative array with the name of the properties + * of the field being declared as array indexes. + * Currently, the types of supported field + * properties are as follows: + * + * default + * Time value to be used as default for this field. + * + * notnull + * Boolean flag that indicates whether this field is + * constrained to not be set to null. + * @return string DBMS specific SQL code portion that should be used to + * declare the specified field. + * @access protected + */ + function _getTimeDeclaration($name, $field) + { + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'time') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' TIME'.$default.$notnull; + } + + // }}} + // {{{ _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 $field associative array with the name of the properties + * of the field being declared as array indexes. + * Currently, the types of supported field + * properties are as follows: + * + * default + * Integer value to be used as default for this + * field. + * + * notnull + * Boolean flag that indicates whether this field is + * constrained to not be set to null. + * @return string DBMS specific SQL code portion that should be used to + * declare the specified field. + * @access protected + */ + function _getFloatDeclaration($name, $field) + { + $type = 'DOUBLE'; + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'float') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$type.$default.$notnull; + } + + // }}} + // {{{ _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 $field associative array with the name of the properties + * of the field being declared as array indexes. + * Currently, the types of supported field + * properties are as follows: + * + * default + * Integer value to be used as default for this + * field. + * + * notnull + * Boolean flag that indicates whether this field is + * constrained to not be set to null. + * @return string DBMS specific SQL code portion that should be used to + * declare the specified field. + * @access protected + */ + function _getDecimalDeclaration($name, $field) + { + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + $type = 'DECIMAL(18,'.$db->options['decimal_places'].')'; + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'decimal') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$type.$default.$notnull; + } + + // }}} + // {{{ _quoteBLOB() + + /** + * Convert a text value into a DBMS specific format that is suitable to + * compose query statements. + * + * @param $value + * @return string text string that represents the given argument value in + * a DBMS specific format. + * @access protected + */ + function _quoteBLOB($value) + { + $value = $this->_readFile($value); + return "'".addslashes($value)."'"; + } + + // }}} + // {{{ _quoteFloat() + + /** + * Convert a text value into a DBMS specific format that is suitable to + * compose query statements. + * + * @param string $value text string value that is intended to be converted. + * @return string text string that represents the given argument value in + * a DBMS specific format. + * @access protected + */ + function _quoteFloat($value) + { + return (float)$value; + } + + // }}} + // {{{ _quoteDecimal() + + /** + * Convert a text value into a DBMS specific format that is suitable to + * compose query statements. + * + * @param string $value text string value that is intended to be converted. + * @return string text string that represents the given argument value in + * a DBMS specific format. + * @access protected + */ + function _quoteDecimal($value) + { + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + return $db->escape($value); + } + + // }}} + // {{{ mapNativeDatatype() + + /** + * Maps a native array description of a field to a MDB2 datatype and length + * + * @param array $field native field description + * @return array containing the various possible types and the length + * @access public + */ + function mapNativeDatatype($field) + { + $db_type = strtolower($field['type']); + $db_type = strtok($db_type, '(), '); + if ($db_type == 'national') { + $db_type = strtok('(), '); + } + $length = strtok('(), '); + $decimal = strtok('(), '); + $type = array(); + switch ($db_type) { + case 'tinyint': + case 'smallint': + case 'mediumint': + case 'int': + case 'integer': + case 'bigint': + $type[] = 'integer'; + if ($length == '1') { + $type[] = 'boolean'; + if (preg_match('/^[is|has]/', $field['field'])) { + $type = array_reverse($type); + } + } + break; + case 'char': + case 'varchar': + $type[] = 'text'; + if ($length == '1') { + $type[] = 'boolean'; + if (preg_match('/[is|has]/', $field['field'])) { + $type = array_reverse($type); + } + } + break; + case 'enum': + preg_match_all('/\'.+\'/U', $field['type'], $matches); + $length = 0; + if (is_array($matches)) { + foreach ($matches[0] as $value) { + $length = max($length, strlen($value)-2); + } + } + case 'set': + $type[] = 'text'; + $type[] = 'integer'; + break; + case 'date': + $type[] = 'date'; + $length = null; + break; + case 'datetime': + case 'timestamp': + $type[] = 'timestamp'; + $length = null; + break; + case 'time': + $type[] = 'time'; + $length = null; + break; + case 'float': + case 'double': + case 'real': + $type[] = 'float'; + break; + case 'decimal': + case 'numeric': + $type[] = 'decimal'; + break; + case 'tinytext': + case 'mediumtext': + case 'longtext': + case 'text': + if ($decimal == 'binary') { + $type[] = 'blob'; + } + $type[] = 'clob'; + $type[] = 'text'; + break; + case 'tinyblob': + case 'mediumblob': + case 'longblob': + case 'blob': + $type[] = 'blob'; + $type[] = 'text'; + $length = null; + break; + case 'year': + $type[] = 'integer'; + $type[] = 'date'; + $length = null; + break; + default: + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + return $db->raiseError(MDB2_ERROR, null, null, + 'getTableFieldDefinition: unknown database attribute type'); + } + + return array($type, $length); + } + + // }}} + // {{{ mapPrepareDatatype() + + /** + * Maps an mdb2 datatype to mysqli prepare type + * + * @param string $type + * @return string + * @access public + */ + function mapPrepareDatatype($type) + { + switch($type) { + case 'integer': + return 'i'; + case 'float': + return 'd'; + case 'blob': + return 'b'; + default: + break; + } + return 's'; + } +} + +?> diff --git a/program/lib/MDB2/Driver/Datatype/oci8.php b/program/lib/MDB2/Driver/Datatype/oci8.php new file mode 100755 index 000000000..3d790c047 --- /dev/null +++ b/program/lib/MDB2/Driver/Datatype/oci8.php @@ -0,0 +1,607 @@ +<?php +// +----------------------------------------------------------------------+ +// | PHP versions 4 and 5 | +// +----------------------------------------------------------------------+ +// | Copyright (c) 1998-2004 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> | +// +----------------------------------------------------------------------+ + +// $Id$ + +require_once 'MDB2/Driver/Datatype/Common.php'; + +/** + * MDB2 OCI8 driver + * + * @package MDB2 + * @category Database + * @author Lukas Smith <smith@pooteeweet.org> + */ +class MDB2_Driver_Datatype_oci8 extends MDB2_Driver_Datatype_Common +{ + // {{{ convertResult() + + /** + * convert a value to a RDBMS indepdenant MDB2 type + * + * @param mixed $value value to be converted + * @param int $type constant that specifies which type to convert to + * @return mixed converted value + * @access public + */ + function convertResult($value, $type) + { + if (is_null($value)) { + return null; + } + switch ($type) { + case 'date': + return substr($value, 0, strlen('YYYY-MM-DD')); + case 'time': + return substr($value, strlen('YYYY-MM-DD '), strlen('HH:MI:SS')); + default: + return $this->_baseConvertResult($value, $type); + } + } + + // }}} + // {{{ 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 = (array_key_exists('length', $field) ? $field['length'] : (($length = $db->options['default_text_field_length']) ? $length : 4000)); + return 'VARCHAR ('.$length.')'; + case 'clob': + return 'CLOB'; + case 'blob': + return 'BLOB'; + case 'integer': + return 'INT'; + case 'boolean': + return 'CHAR (1)'; + case 'date': + case 'time': + case 'timestamp': + return 'DATE'; + case 'float': + return 'NUMBER'; + case 'decimal': + return 'NUMBER(*,'.$db->options['decimal_places'].')'; + } + } + + // }}} + // {{{ _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. + * @param string $table name of the current table being processed + * by alterTable(), used for autoincrement emulation + * @return string DBMS specific SQL code portion that should be used to + * declare the specified field. + * @access protected + */ + function _getIntegerDeclaration($name, $field, $table = null) + { + if (array_key_exists('unsigned', $field) && $field['unsigned']) { + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + $db->warning[] = "unsigned integer field \"$name\" is being declared as signed integer"; + } + + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'integer') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$this->getTypeDeclaration($field).$default.$notnull; + } + + // }}} + // {{{ _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) + { + $type = $this->getTypeDeclaration($field); + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'text') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$type.$default.$notnull; + } + + // }}} + // {{{ _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) + { + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + 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) + { + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$this->getTypeDeclaration($field).$notnull; + } + + // }}} + // {{{ _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) + { + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'date') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$this->getTypeDeclaration($field).$default.$notnull; + } + + // }}} + // {{{ _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) + { + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'timestamp') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$this->getTypeDeclaration($field).$default.$notnull; } + + // }}} + // {{{ _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) + { + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'time') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$this->getTypeDeclaration($field).$default.$notnull; + } + + // }}} + // {{{ _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) + { + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'float') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$this->getTypeDeclaration($field).$default.$notnull; + } + + // }}} + // {{{ _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) + { + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'decimal') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$this->getTypeDeclaration($field).$default.$notnull; + } + + // }}} + // {{{ _quoteCLOB() + + /** + * Convert a text value into a DBMS specific format that is suitable to + * compose query statements. + * + * @param $value + * @return string text string that represents the given argument value in + * a DBMS specific format. + * @access protected + */ + function _quoteCLOB($value) + { + return 'EMPTY_CLOB()'; + } + + // }}} + // {{{ _quoteBLOB() + + /** + * Convert a text value into a DBMS specific format that is suitable to + * compose query statements. + * + * @param $value + * @return string text string that represents the given argument value in + * a DBMS specific format. + * @access protected + */ + function _quoteBLOB($value) + { + return 'EMPTY_BLOB()'; + } + + // }}} + // {{{ _quoteDate() + + /** + * Convert a text value into a DBMS specific format that is suitable to + * compose query statements. + * + * @param string $value text string value that is intended to be converted. + * @return string text string that represents the given argument value in + * a DBMS specific format. + * @access protected + */ + function _quoteDate($value) + { + return $this->_quoteText("$value 00:00:00"); + } + + // }}} + // {{{ _quoteTimestamp() + + /** + * Convert a text value into a DBMS specific format that is suitable to + * compose query statements. + * + * @param string $value text string value that is intended to be converted. + * @return string text string that represents the given argument value in + * a DBMS specific format. + * @access protected + */ + function _quoteTimestamp($value) + { + return $this->_quoteText($value); + } + + // }}} + // {{{ _quoteTime() + + /** + * Convert a text value into a DBMS specific format that is suitable to + * compose query statements. + * + * @param string $value text string value that is intended to be converted. + * @return string text string that represents the given argument value in + * a DBMS specific format. + * @access protected + */ + function _quoteTime($value) + { + return $this->_quoteText("0001-01-01 $value"); + } + + // }}} + // {{{ _quoteFloat() + + /** + * Convert a text value into a DBMS specific format that is suitable to + * compose query statements. + * + * @param string $value text string value that is intended to be converted. + * @return string text string that represents the given argument value in + * a DBMS specific format. + * @access protected + */ + function _quoteFloat($value) + { + return (float)$value; + } + + // }}} + // {{{ _quoteDecimal() + + /** + * Convert a text value into a DBMS specific format that is suitable to + * compose query statements. + * + * @param string $value text string value that is intended to be converted. + * @return string text string that represents the given argument value in + * a DBMS specific format. + * @access protected + */ + function _quoteDecimal($value) + { + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + return $db->escape($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) + { + $lob_data = stream_get_meta_data($lob); + $lob_index = $lob_data['wrapper_data']->lob_index; + if (!@$this->lobs[$lob_index]['value']->writelobtofile($file)) { + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + return $db->raiseError(); + } + return MDB2_OK; + } + + // }}} + // {{{ _retrieveLOB() + + /** + * retrieve LOB from the database + * + * @param int $lob_index from the lob array + * @return mixed MDB2_OK on success, a MDB2 error on failure + * @access protected + */ + function _retrieveLOB(&$lob) + { + if (!array_key_exists('loaded', $lob)) { + if (!is_object($lob['ressource'])) { + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + return $db->raiseError(MDB2_ERROR, null, null, + 'attemped to retrieve LOB from non existing or NULL column'); + } + $lob['value'] = $lob['ressource']->load(); + $lob['loaded'] = true; + } + return MDB2_OK; + } +} + +?>
\ No newline at end of file diff --git a/program/lib/MDB2/Driver/Datatype/pgsql.php b/program/lib/MDB2/Driver/Datatype/pgsql.php new file mode 100755 index 000000000..8308ba6b2 --- /dev/null +++ b/program/lib/MDB2/Driver/Datatype/pgsql.php @@ -0,0 +1,863 @@ +<?php +// +----------------------------------------------------------------------+ +// | PHP versions 4 and 5 | +// +----------------------------------------------------------------------+ +// | Copyright (c) 1998-2004 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> | +// +----------------------------------------------------------------------+ +// +// $Id$ + +require_once 'MDB2/Driver/Datatype/Common.php'; + +/** + * MDB2 PostGreSQL driver + * + * @package MDB2 + * @category Database + * @author Paul Cooper <pgc@ucecom.com> + */ +class MDB2_Driver_Datatype_pgsql extends MDB2_Driver_Datatype_Common +{ + // {{{ convertResult() + + /** + * convert a value to a RDBMS independent MDB2 type + * + * @param mixed $value value to be converted + * @param int $type constant that specifies which type to convert to + * @return mixed converted value or a MDB2 error on failure + * @access public + */ + function convertResult($value, $type) + { + if (is_null($value)) { + return null; + } + switch ($type) { + case 'boolean': + return $value == 't'; + case 'float': + return doubleval($value); + case 'date': + return $value; + case 'time': + return $value; + case 'timestamp': + return substr($value, 0, strlen('YYYY-MM-DD HH:MM:SS')); + default: + return $this->_baseConvertResult($value, $type); + } + } + + // }}} + // {{{ 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': + return array_key_exists('length', $field) ? 'VARCHAR ('.$field['length'].')' : 'TEXT'; + case 'clob': + return 'OID'; + case 'blob': + return 'OID'; + case 'integer': + if (array_key_exists('autoincrement', $field) && $field['autoincrement']) { + return 'SERIAL PRIMARY KEY'; + } + return 'INT'; + case 'boolean': + return 'BOOLEAN'; + case 'date': + return 'DATE'; + case 'time': + return 'TIME without time zone'; + case 'timestamp': + return 'TIMESTAMP without time zone'; + case 'float': + return 'FLOAT8'; + case 'decimal': + return 'NUMERIC(18, '.$db->options['decimal_places'].')'; + } + } + + // }}} + // {{{ _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 (array_key_exists('unsigned', $field) && $field['unsigned']) { + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + $db->warnings[] = "unsigned integer field \"$name\" is being declared as signed integer"; + } + if (array_key_exists('autoincrement', $field) && $field['autoincrement']) { + return $name.' '.$this->getTypeDeclaration($field); + } + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'integer') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$this->getTypeDeclaration($field).$default.$notnull; + } + + // }}} + // {{{ _getTextDeclaration() + + /** + * Obtain DBMS specific SQL code portion needed to declare a 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) + { + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'text') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$this->getTypeDeclaration($field).$default.$notnull; + } + + // }}} + // {{{ _getCLOBDeclaration() + + /** + * Obtain DBMS specific SQL code portion needed to declare a character + * large object type field to be used in statements like CREATE TABLE. + * + * @param string $name name the field to be declared. + * @param array $field associative array with the name of the properties + * of the field being declared as array indexes. Currently, the types + * of supported field properties are as follows: + * + * length + * Integer value that determines the maximum length of the large + * object field. If this argument is missing the field should be + * declared to have the longest length allowed by the DBMS. + * + * notnull + * Boolean flag that indicates whether this field is constrained + * to not be set to null. + * @return string DBMS specific SQL code portion that should be used to + * declare the specified field. + * @access protected + */ + function _getCLOBDeclaration($name, $field) + { + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$this->getTypeDeclaration($field).$notnull; + } + + // }}} + // {{{ _getBLOBDeclaration() + + /** + * Obtain DBMS specific SQL code portion needed to declare a 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) + { + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + 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) + { + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'boolean') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$this->getTypeDeclaration($field).$default.$notnull; + } + + // }}} + // {{{ _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) + { + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'date') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$this->getTypeDeclaration($field).$default.$notnull; + } + + // }}} + // {{{ _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) + { + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'time') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$this->getTypeDeclaration($field).$default.$notnull; + } + + // }}} + // {{{ _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) + { + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'timestamp') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$this->getTypeDeclaration($field).$default.$notnull; + } + + // }}} + // {{{ _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) + { + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'float') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$this->getTypeDeclaration($field).$default.$notnull; + } + + // }}} + // {{{ _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) + { + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + $default = array_key_exists('default', $field) ? ' DEFAULT '. + $this->quote($field['default'], 'float') : ''; + $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$this->getTypeDeclaration($field).$default.$notnull; + } + + // }}} + // {{{ _quoteLOB() + + /** + * Convert a text value into a DBMS specific format that is suitable to + * compose query statements. + * + * @param $value + * @return string text string that represents the given argument value in + * a DBMS specific format. + * @access protected + */ + function _quoteLOB($value) + { + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + $connect = $db->connect(); + if (PEAR::isError($connect)) { + return $connect; + } + if (!$db->in_transaction && !@pg_query($db->connection, 'BEGIN')) { + return $db->raiseError(MDB2_ERROR, null, null, + 'error starting transaction'); + } + if (is_resource($value)) { + $close = false; + } elseif (preg_match('/^(\w+:\/\/)(.*)$/', $value, $match)) { + $close = true; + if ($match[1] == 'file://') { + $value = $match[2]; + } + // disabled use of pg_lo_import() for now with the following line + $value = @fopen($value, 'r'); + } else { + $close = true; + $fp = @tmpfile(); + @fwrite($fp, $value); + @rewind($fp); + $value = $fp; + } + $result = false; + if (is_resource($value)) { + if (($lo = @pg_lo_create($db->connection))) { + if (($handle = @pg_lo_open($db->connection, $lo, 'w'))) { + while (!@feof($value)) { + $data = @fread($value, $db->options['lob_buffer_length']); + if ($data === '') { + break; + } + if (!@pg_lo_write($handle, $data)) { + $result = $db->raiseError(); + break; + } + } + if (!PEAR::isError($result)) { + $result = strval($lo); + } + @pg_lo_close($handle); + } else { + $result = $db->raiseError(); + @pg_lo_unlink($db->connection, $lo); + } + } + if ($close) { + @fclose($value); + } + } else { + if (!@pg_lo_import($db->connection, $value)) { + $result = $db->raiseError(); + } + } + if (!$db->in_transaction) { + if (PEAR::isError($result)) { + @pg_query($db->connection, 'ROLLBACK'); + } else { + @pg_query($db->connection, 'COMMIT'); + } + } + return $result; + } + + // }}} + // {{{ _quoteCLOB() + + /** + * Convert a text value into a DBMS specific format that is suitable to + * compose query statements. + * + * @param $value + * @return string text string that represents the given argument value in + * a DBMS specific format. + * @access protected + */ + function _quoteCLOB($value) + { + return $this->_quoteLOB($value); + } + + // }}} + // {{{ _quoteBLOB() + + /** + * Convert a text value into a DBMS specific format that is suitable to + * compose query statements. + * + * @param $value + * @return string text string that represents the given argument value in + * a DBMS specific format. + * @access protected + */ + function _quoteBLOB($value) + { + return $this->_quoteLOB($value); + } + + // }}} + // {{{ _quoteBoolean() + + /** + * Convert a text value into a DBMS specific format that is suitable to + * compose query statements. + * + * @param string $value text string value that is intended to be converted. + * @return string text string that represents the given argument value in + * a DBMS specific format. + * @access protected + */ + function _quoteBoolean($value) + { + return ($value ? "'t'" : "'f'"); + } + + // }}} + // {{{ _quoteFloat() + + /** + * Convert a text value into a DBMS specific format that is suitable to + * compose query statements. + * + * @param string $value text string value that is intended to be converted. + * @return string text string that represents the given argument value in + * a DBMS specific format. + * @access protected + */ + function _quoteFloat($value) + { + return (float)$value; + } + + // }}} + // {{{ _quoteDecimal() + + /** + * Convert a text value into a DBMS specific format that is suitable to + * compose query statements. + * + * @param string $value text string value that is intended to be converted. + * @return string text string that represents the given argument value in + * a DBMS specific format. + * @access protected + */ + function _quoteDecimal($value) + { + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + return $db->escape($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; + } + + $lob_data = stream_get_meta_data($lob); + $lob_index = $lob_data['wrapper_data']->lob_index; + if (!pg_lo_export($db->connection, $this->lobs[$lob_index]['ressource'], $file)) { + return $db->raiseError(); + } + return MDB2_OK; + } + + // }}} + // {{{ _retrieveLOB() + + /** + * retrieve LOB from the database + * + * @param resource $lob stream handle + * @return mixed MDB2_OK on success, a MDB2 error on failure + * @access protected + */ + function _retrieveLOB(&$lob) + { + if (!array_key_exists('handle', $lob)) { + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + if (!$db->in_transaction) { + if (!@pg_query($db->connection, 'BEGIN')) { + return $db->raiseError(); + } + $lob['in_transaction'] = true; + } + $lob['handle'] = @pg_lo_open($db->connection, $lob['ressource'], 'r'); + if (!$lob['handle']) { + if (array_key_exists('in_transaction', $lob)) { + @pg_query($db->connection, 'END'); + unset($lob['in_transaction']); + } + return $db->raiseError(); + } + } + return MDB2_OK; + } + + // }}} + // {{{ _readLOB() + + /** + * Read data from large object input stream. + * + * @param resource $lob stream handle + * @param blob $data reference to a variable that will hold data to be + * read from the large object input stream + * @param int $length integer value that indicates the largest ammount of + * data to be read from the large object input stream. + * @return mixed length on success, a MDB2 error on failure + * @access protected + */ + function _readLOB($lob, $length) + { + $data = @pg_lo_read($lob['handle'], $length); + if (!is_string($data)) { + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + return $db->raiseError(); + } + return $data; + } + + // }}} + // {{{ _destroyLOB() + + /** + * Free any resources allocated during the lifetime of the large object + * handler object. + * + * @param int $lob_index from the lob array + * @access protected + */ + function _destroyLOB($lob_index) + { + if (isset($this->lobs[$lob_index]['handle'])) { + @pg_lo_close($this->lobs[$lob_index]['handle']); + unset($this->lobs[$lob_index]['handle']); + if (isset($this->lobs[$lob_index]['in_transaction'])) { +/* +for some reason this piece of code causes an apache crash + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + @pg_query($db->connection, 'END'); +*/ + } + } + } + + // }}} + // {{{ mapNativeDatatype() + + /** + * Maps a native array description of a field to a MDB2 datatype and length + * + * @param array $field native field description + * @return array containing the various possible types and the length + * @access public + */ + function mapNativeDatatype($field) + { + $db_type = preg_replace('/\d/','', strtolower($field['typname']) ); + $length = $field['attlen']; + if ($length == '-1') { + $length = $field['atttypmod']-4; + } + if ((int)$length <= 0) { + $length = null; + } + $type = array(); + switch ($db_type) { + case 'int': + $type[] = 'integer'; + if ($length == '1') { + $type[] = 'boolean'; + } + break; + case 'bool': + $type[] = 'boolean'; + $length = null; + break; + case 'text': + case 'char': + case 'varchar': + case 'bpchar': + $type[] = 'text'; + if ($length == '1') { + $type[] = 'boolean'; + } elseif (strstr($db_type, 'text')) + $type[] = 'clob'; + break; + case 'date': + $type[] = 'date'; + $length = null; + break; + case 'datetime': + case 'timestamp': + $type[] = 'timestamp'; + $length = null; + break; + case 'time': + $type[] = 'time'; + $length = null; + break; + case 'float': + case 'double': + case 'real': + $type[] = 'float'; + break; + case 'decimal': + case 'money': + case 'numeric': + $type[] = 'decimal'; + break; + case 'tinyblob': + case 'mediumblob': + case 'longblob': + case 'blob': + $type[] = 'blob'; + $length = null; + break; + case 'oid': + $type[] = 'blob'; + $type[] = 'clob'; + $length = null; + break; + case 'year': + $type[] = 'integer'; + $type[] = 'date'; + $length = null; + break; + default: + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + return $db->raiseError(MDB2_ERROR, null, null, + 'getTableFieldDefinition: unknown database attribute type'); + } + + return array($type, $length); + } + + // }}} +} +?>
\ No newline at end of file diff --git a/program/lib/MDB2/Driver/Datatype/sqlite.php b/program/lib/MDB2/Driver/Datatype/sqlite.php new file mode 100755 index 000000000..b7a06f65a --- /dev/null +++ b/program/lib/MDB2/Driver/Datatype/sqlite.php @@ -0,0 +1,506 @@ +<?php +// vim: set et ts=4 sw=4 fdm=marker: +// +----------------------------------------------------------------------+ +// | PHP versions 4 and 5 | +// +----------------------------------------------------------------------+ +// | Copyright (c) 1998-2004 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@backendmedia.com> | +// +----------------------------------------------------------------------+ +// +// $Id$ +// + +require_once 'MDB2/Driver/Datatype/Common.php'; + +/** + * MDB2 SQLite driver + * + * @package MDB2 + * @category Database + * @author Lukas Smith <smith@backendmedia.com> + */ +class MDB2_Driver_Datatype_sqlite extends MDB2_Driver_Datatype_Common +{ + // }}} + // {{{ _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 =& $GLOBALS['_MDB2_databases'][$this->db_index]; + $unsigned = (isset($field['unsigned']) && $field['unsigned']) ? ' UNSIGNED' : ''; + $default = isset($field['default']) ? ' DEFAULT '. + $this->quote($field['default'], 'integer') : ''; + $notnull = (isset($field['notnull']) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' INT'.$unsigned.$default.$notnull; + } + + // }}} + // {{{ _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 string $field associative array with the name of the + * properties of the field being declared as array + * indexes. Currently, the types of supported field + * properties are as follows: + * + * length + * Integer value that determines the maximum length + * of the large object field. If this argument is + * missing the field should be declared to have the + * longest length allowed by the DBMS. + * + * notnull + * Boolean flag that indicates whether this field + * is constrained to not be set to null. + * @return string DBMS specific SQL code portion that should be used to + * declare the specified field. + * @access protected + */ + function _getCLOBDeclaration($name, $field) + { + $db =& $GLOBALS['_MDB2_databases'][$this->db_index]; + if (isset($field['length'])) { + $length = $field['length']; + if ($length <= 255) { + $type = 'TINYTEXT'; + } else { + if ($length <= 65535) { + $type = 'TEXT'; + } else { + if ($length <= 16777215) { + $type = 'MEDIUMTEXT'; + } else { + $type = 'LONGTEXT'; + } + } + } + } else { + $type = 'LONGTEXT'; + } + $notnull = (isset($field['notnull']) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$type.$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 string $field associative array with the name of the properties + * of the field being declared as array indexes. + * Currently, the types of supported field + * properties are as follows: + * + * length + * Integer value that determines the maximum length + * of the large object field. If this argument is + * missing the field should be declared to have the + * longest length allowed by the DBMS. + * + * notnull + * Boolean flag that indicates whether this field is + * constrained to not be set to null. + * @return string DBMS specific SQL code portion that should be used to + * declare the specified field. + * @access protected + */ + function _getBLOBDeclaration($name, $field) + { + $db =& $GLOBALS['_MDB2_databases'][$this->db_index]; + if (isset($field['length'])) { + $length = $field['length']; + if ($length <= 255) { + $type = 'TINYBLOB'; + } else { + if ($length <= 65535) { + $type = 'BLOB'; + } else { + if ($length <= 16777215) { + $type = 'MEDIUMBLOB'; + } else { + $type = 'LONGBLOB'; + } + } + } + } + else { + $type = 'LONGBLOB'; + } + $notnull = (isset($field['notnull']) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$type.$notnull; + } + + // }}} + // {{{ _getDateDeclaration() + + /** + * Obtain DBMS specific SQL code portion needed to declare an date type + * field to be used in statements like CREATE TABLE. + * + * @param string $name name the field to be declared. + * @param string $field associative array with the name of the properties + * of the field being declared as array indexes. + * Currently, the types of supported field properties + * are as follows: + * + * default + * Date value to be used as default for this field. + * + * notnull + * Boolean flag that indicates whether this field is + * constrained to not be set to null. + * @return string DBMS specific SQL code portion that should be used to + * declare the specified field. + * @access protected + */ + function _getDateDeclaration($name, $field) + { + $db =& $GLOBALS['_MDB2_databases'][$this->db_index]; + $default = isset($field['default']) ? ' DEFAULT '. + $this->quote($field['default'], 'date') : ''; + $notnull = (isset($field['notnull']) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' DATE'.$default.$notnull; + } + + // }}} + // {{{ _getTimestampDeclaration() + + /** + * Obtain DBMS specific SQL code portion needed to declare an timestamp + * type field to be used in statements like CREATE TABLE. + * + * @param string $name name the field to be declared. + * @param string $field associative array with the name of the properties + * of the field being declared as array indexes. + * Currently, the types of supported field + * properties are as follows: + * + * default + * Time stamp value to be used as default for this + * field. + * + * notnull + * Boolean flag that indicates whether this field is + * constrained to not be set to null. + * @return string DBMS specific SQL code portion that should be used to + * declare the specified field. + * @access protected + */ + function _getTimestampDeclaration($name, $field) + { + $db =& $GLOBALS['_MDB2_databases'][$this->db_index]; + $default = isset($field['default']) ? ' DEFAULT '. + $this->quote($field['default'], 'timestamp') : ''; + $notnull = (isset($field['notnull']) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' DATETIME'.$default.$notnull; + } + + // }}} + // {{{ _getTimeDeclaration() + + /** + * Obtain DBMS specific SQL code portion needed to declare an time type + * field to be used in statements like CREATE TABLE. + * + * @param string $name name the field to be declared. + * @param string $field associative array with the name of the properties + * of the field being declared as array indexes. + * Currently, the types of supported field + * properties are as follows: + * + * default + * Time value to be used as default for this field. + * + * notnull + * Boolean flag that indicates whether this field is + * constrained to not be set to null. + * @return string DBMS specific SQL code portion that should be used to + * declare the specified field. + * @access protected + */ + function _getTimeDeclaration($name, $field) + { + $db =& $GLOBALS['_MDB2_databases'][$this->db_index]; + $default = isset($field['default']) ? ' DEFAULT '. + $this->quote($field['default'], 'time') : ''; + $notnull = (isset($field['notnull']) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' TIME'.$default.$notnull; + } + + // }}} + // {{{ _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 $field associative array with the name of the properties + * of the field being declared as array indexes. + * Currently, the types of supported field + * properties are as follows: + * + * default + * Integer value to be used as default for this + * field. + * + * notnull + * Boolean flag that indicates whether this field is + * constrained to not be set to null. + * @return string DBMS specific SQL code portion that should be used to + * declare the specified field. + * @access protected + */ + function _getFloatDeclaration($name, $field) + { + $db =& $GLOBALS['_MDB2_databases'][$this->db_index]; + $type = 'DOUBLE'.($db->options['fixed_float'] ? '('. + ($db->options['fixed_float']+2).','.$db->options['fixed_float'].')' : ''); + $default = isset($field['default']) ? ' DEFAULT '. + $this->quote($field['default'], 'float') : ''; + $notnull = (isset($field['notnull']) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$type.$default.$notnull; + } + + // }}} + // {{{ _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 $field associative array with the name of the properties + * of the field being declared as array indexes. + * Currently, the types of supported field + * properties are as follows: + * + * default + * Integer value to be used as default for this + * field. + * + * notnull + * Boolean flag that indicates whether this field is + * constrained to not be set to null. + * @return string DBMS specific SQL code portion that should be used to + * declare the specified field. + * @access protected + */ + function _getDecimalDeclaration($name, $field) + { + $db =& $GLOBALS['_MDB2_databases'][$this->db_index]; + $type = 'BIGINT'; + $default = isset($field['default']) ? ' DEFAULT '. + $this->quote($field['default'], 'decimal') : ''; + $notnull = (isset($field['notnull']) && $field['notnull']) ? ' NOT NULL' : ''; + return $name.' '.$type.$default.$notnull; + } + + // }}} + // {{{ _quoteFloat() + + /** + * Convert a text value into a DBMS specific format that is suitable to + * compose query statements. + * + * @param string $value text string value that is intended to be converted. + * @return string text string that represents the given argument value in + * a DBMS specific format. + * @access protected + */ + function _quoteFloat($value) + { + return (float)$value; + } + + // }}} + // {{{ _quoteDecimal() + + /** + * Convert a text value into a DBMS specific format that is suitable to + * compose query statements. + * + * @param string $value text string value that is intended to be converted. + * @return string text string that represents the given argument value in + * a DBMS specific format. + * @access protected + */ + function _quoteDecimal($value) + { + $db =& $GLOBALS['_MDB2_databases'][$this->db_index]; + return $db->escape($value); + } + + // }}} + // {{{ mapNativeDatatype() + + /** + * Maps a native array description of a field to a MDB2 datatype and length + * + * @param array $field native field description + * @return array containing the various possible types and the length + * @access public + */ + function mapNativeDatatype($field) + { + $db =& $GLOBALS['_MDB2_databases'][$this->db_index]; + $db_type = $field['type']; + $length = isset($field['length']) ? $field['length'] : null; + $type = array(); + switch ($db_type) { + case 'tinyint': + case 'smallint': + case 'mediumint': + case 'int': + case 'integer': + case 'bigint': + $type[] = 'integer'; + if ($length == '1') { + $type[] = 'boolean'; + if (preg_match('/^[is|has]/', $field['name'])) { + $type = array_reverse($type); + } + } + $type[] = 'decimal'; + break; + case 'tinytext': + case 'mediumtext': + case 'longtext': + case 'text': + case 'char': + case 'varchar': + case "varchar2": + $type[] = 'text'; + if ($length == '1') { + $type[] = 'boolean'; + if (preg_match('/[is|has]/', $field['name'])) { + $type = array_reverse($type); + } + } elseif (strstr($db_type, 'text')) + $type[] = 'clob'; + break; + case 'enum': + preg_match_all('/\'.+\'/U',$row[$type_column], $matches); + $length = 0; + if (is_array($matches)) { + foreach ($matches[0] as $value) { + $length = max($length, strlen($value)-2); + } + } + case 'set': + $type[] = 'text'; + $type[] = 'integer'; + break; + case 'date': + $type[] = 'date'; + $length = null; + break; + case 'datetime': + case 'timestamp': + $type[] = 'timestamp'; + $length = null; + break; + case 'time': + $type[] = 'time'; + $length = null; + break; + case 'float': + case 'double': + case 'real': + $type[] = 'float'; + break; + case 'decimal': + case 'numeric': + $type[] = 'decimal'; + break; + case 'tinyblob': + case 'mediumblob': + case 'longblob': + case 'blob': + $type[] = 'text'; + $length = null; + break; + case 'year': + $type[] = 'integer'; + $type[] = 'date'; + $length = null; + break; + default: + return $db->raiseError(MDB2_ERROR, null, null, + 'getTableFieldDefinition: unknown database attribute type'); + } + + return array($type, $length); + } +} + +?> |