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authorAleksander Machniak <alec@alec.pl>2012-07-06 09:53:57 +0200
committerAleksander Machniak <alec@alec.pl>2012-07-06 09:53:57 +0200
commitd239ee6df5ce530b7c978628919e6134e3e795d4 (patch)
tree5b96e10f334e01a3de96493b482ddfc4bde46848 /program/lib/MDB2/Driver/sqlsrv.php
parente6e5cb12f5aa93677fe8a373c56bd212a60a82ae (diff)
Add PDO to requirements, remove MDB2 package
Diffstat (limited to 'program/lib/MDB2/Driver/sqlsrv.php')
-rw-r--r--program/lib/MDB2/Driver/sqlsrv.php1161
1 files changed, 0 insertions, 1161 deletions
diff --git a/program/lib/MDB2/Driver/sqlsrv.php b/program/lib/MDB2/Driver/sqlsrv.php
deleted file mode 100644
index 70f978020..000000000
--- a/program/lib/MDB2/Driver/sqlsrv.php
+++ /dev/null
@@ -1,1161 +0,0 @@
-<?php
-// vim: set et ts=4 sw=4 fdm=marker:
-// +----------------------------------------------------------------------+
-// | PHP versions 4 and 5 |
-// +----------------------------------------------------------------------+
-// | Copyright (c) 1998-2008 Manuel Lemos, Tomas V.V.Cox, |
-// | Stig. S. Bakken, Lukas Smith, Frank M. Kromann |
-// | All rights reserved. |
-// +----------------------------------------------------------------------+
-// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
-// | API as well as database abstraction for PHP applications. |
-// | This LICENSE is in the BSD license style. |
-// | |
-// | Redistribution and use in source and binary forms, with or without |
-// | modification, are permitted provided that the following conditions |
-// | are met: |
-// | |
-// | Redistributions of source code must retain the above copyright |
-// | notice, this list of conditions and the following disclaimer. |
-// | |
-// | Redistributions in binary form must reproduce the above copyright |
-// | notice, this list of conditions and the following disclaimer in the |
-// | documentation and/or other materials provided with the distribution. |
-// | |
-// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
-// | Lukas Smith nor the names of his contributors may be used to endorse |
-// | or promote products derived from this software without specific prior|
-// | written permission. |
-// | |
-// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
-// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
-// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
-// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
-// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
-// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
-// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
-// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
-// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
-// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
-// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
-// | POSSIBILITY OF SUCH DAMAGE. |
-// +----------------------------------------------------------------------+
-// | Author: Frank M. Kromann <frank@kromann.info> |
-// +----------------------------------------------------------------------+
-// {{{ Class MDB2_Driver_sqlsrv
-/**
- * MDB2 MSSQL Server (native) driver
- *
- * @package MDB2
- * @category Database
- */
-class MDB2_Driver_sqlsrv extends MDB2_Driver_Common
-{
- // {{{ properties
-
- var $string_quoting = array('start' => "'", 'end' => "'", 'escape' => "'", 'escape_pattern' => false);
-
- var $identifier_quoting = array('start' => '[', 'end' => ']', 'escape' => ']');
-
- var $connection = null;
-
- // }}}
- // {{{ constructor
-
- /**
- * Constructor
- */
- function __construct()
- {
- parent::__construct();
-
- $this->phptype = 'sqlsrv';
- $this->dbsyntax = 'sqlsrv';
-
- $this->supported['sequences'] = 'emulated';
- $this->supported['indexes'] = true;
- $this->supported['affected_rows'] = true;
- $this->supported['summary_functions'] = true;
- $this->supported['transactions'] = true;
- $this->supported['order_by_text'] = true;
- $this->supported['savepoints'] = false;
- $this->supported['current_id'] = 'emulated';
- $this->supported['limit_queries'] = 'emulated';
- $this->supported['LOBs'] = true;
- $this->supported['replace'] = 'emulated';
- $this->supported['sub_selects'] = true;
- $this->supported['triggers'] = true;
- $this->supported['auto_increment'] = true;
- $this->supported['primary_key'] = true;
- $this->supported['result_introspection'] = true;
- $this->supported['prepared_statements'] = 'emulated';
- $this->supported['identifier_quoting'] = false;
- $this->supported['pattern_escaping'] = true;
- $this->supported['new_link'] = true;
-
- $this->options['DBA_username'] = false;
- $this->options['DBA_password'] = false;
- $this->options['database_device'] = false;
- $this->options['database_size'] = false;
- $this->options['max_identifiers_length'] = 128; // MS Access: 64
- }
-
- // }}}
- // {{{ errorInfo()
-
- /**
- * This method is used to collect information about an error
- *
- * @param integer $error
- * @return array
- * @access public
- */
- function errorInfo($error = null, $connection = null)
- {
- if (null === $connection) {
- $connection = $this->connection;
- }
-
- $native_code = null;
- $native_msg = null;
- if ($connection) {
- $retErrors = sqlsrv_errors(SQLSRV_ERR_ALL);
- if ($retErrors !== null) {
- foreach ($retErrors as $arrError) {
- $native_msg .= "SQLState: ".$arrError[ 'SQLSTATE']."\n";
- $native_msg .= "Error Code: ".$arrError[ 'code']."\n";
- $native_msg .= "Message: ".$arrError[ 'message']."\n";
- $native_code = $arrError[ 'code'];
- }
- }
- }
- if (null === $error) {
- static $ecode_map;
- if (empty($ecode_map)) {
- $ecode_map = array(
- 102 => MDB2_ERROR_SYNTAX,
- 110 => MDB2_ERROR_VALUE_COUNT_ON_ROW,
- 155 => MDB2_ERROR_NOSUCHFIELD,
- 156 => MDB2_ERROR_SYNTAX,
- 170 => MDB2_ERROR_SYNTAX,
- 207 => MDB2_ERROR_NOSUCHFIELD,
- 208 => MDB2_ERROR_NOSUCHTABLE,
- 245 => MDB2_ERROR_INVALID_NUMBER,
- 319 => MDB2_ERROR_SYNTAX,
- 321 => MDB2_ERROR_NOSUCHFIELD,
- 325 => MDB2_ERROR_SYNTAX,
- 336 => MDB2_ERROR_SYNTAX,
- 515 => MDB2_ERROR_CONSTRAINT_NOT_NULL,
- 547 => MDB2_ERROR_CONSTRAINT,
- 911 => MDB2_ERROR_NOT_FOUND,
- 1018 => MDB2_ERROR_SYNTAX,
- 1035 => MDB2_ERROR_SYNTAX,
- 1801 => MDB2_ERROR_ALREADY_EXISTS,
- 1913 => MDB2_ERROR_ALREADY_EXISTS,
- 2209 => MDB2_ERROR_SYNTAX,
- 2223 => MDB2_ERROR_SYNTAX,
- 2248 => MDB2_ERROR_SYNTAX,
- 2256 => MDB2_ERROR_SYNTAX,
- 2257 => MDB2_ERROR_SYNTAX,
- 2627 => MDB2_ERROR_CONSTRAINT,
- 2714 => MDB2_ERROR_ALREADY_EXISTS,
- 3607 => MDB2_ERROR_DIVZERO,
- 3701 => MDB2_ERROR_NOSUCHTABLE,
- 7630 => MDB2_ERROR_SYNTAX,
- 8134 => MDB2_ERROR_DIVZERO,
- 9303 => MDB2_ERROR_SYNTAX,
- 9317 => MDB2_ERROR_SYNTAX,
- 9318 => MDB2_ERROR_SYNTAX,
- 9331 => MDB2_ERROR_SYNTAX,
- 9332 => MDB2_ERROR_SYNTAX,
- 15253 => MDB2_ERROR_SYNTAX,
- );
- }
- if (isset($ecode_map[$native_code])) {
- if ($native_code == 3701
- && preg_match('/Cannot drop the index/i', $native_msg)
- ) {
- $error = MDB2_ERROR_NOT_FOUND;
- } else {
- $error = $ecode_map[$native_code];
- }
- }
- }
- return array($error, $native_code, $native_msg);
- }
-
- // }}}
- // {{{ function escapePattern($text)
-
- /**
- * Quotes pattern (% and _) characters in a string)
- *
- * @param string the input string to quote
- *
- * @return string quoted string
- *
- * @access public
- */
- function escapePattern($text)
- {
- $text = str_replace("[", "[ [ ]", $text);
- foreach ($this->wildcards as $wildcard) {
- $text = str_replace($wildcard, '[' . $wildcard . ']', $text);
- }
- return $text;
- }
-
- // }}}
- // {{{ beginTransaction()
-
- /**
- * Start a transaction or set a savepoint.
- *
- * @param string name of a savepoint to set
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- *
- * @access public
- */
- function beginTransaction($savepoint = null)
- {
- $this->debug('Starting transaction/savepoint', __FUNCTION__, array('is_manip' => true, 'savepoint' => $savepoint));
- if (null !== $savepoint) {
- if (!$this->in_transaction) {
- return $this->raiseError(MDB2_ERROR_INVALID, null, null,
- 'savepoint cannot be released when changes are auto committed', __FUNCTION__);
- }
- $query = 'SAVE TRANSACTION '.$savepoint;
- return $this->_doQuery($query, true);
- }
- if ($this->in_transaction) {
- return MDB2_OK; //nothing to do
- }
- if (!$this->destructor_registered && $this->opened_persistent) {
- $this->destructor_registered = true;
- register_shutdown_function('MDB2_closeOpenTransactions');
- }
- if (PEAR::isError(sqlsrv_begin_transaction($this->connection))) {
- return MDB2_ERROR;
- }
- $this->in_transaction = true;
- return MDB2_OK;
- }
-
- // }}}
- // {{{ commit()
-
- /**
- * Commit the database changes done during a transaction that is in
- * progress or release a savepoint. This function may only be called when
- * auto-committing is disabled, otherwise it will fail. Therefore, a new
- * transaction is implicitly started after committing the pending changes.
- *
- * @param string name of a savepoint to release
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- *
- * @access public
- */
- function commit($savepoint = null)
- {
- $this->debug('Committing transaction/savepoint', __FUNCTION__, array('is_manip' => true, 'savepoint' => $savepoint));
- if (!$this->in_transaction) {
- return $this->raiseError(MDB2_ERROR_INVALID, null, null,
- 'commit/release savepoint cannot be done changes are auto committed', __FUNCTION__);
- }
- if (null !== $savepoint) {
- return MDB2_OK;
- }
-
- if (PEAR::isError(sqlsrv_commit($this->connection))) {
- return MDB2_ERROR;
- }
- $this->in_transaction = false;
- return MDB2_OK;
- }
-
- // }}}
- // {{{ rollback()
-
- /**
- * Cancel any database changes done during a transaction or since a specific
- * savepoint that is in progress. This function may only be called when
- * auto-committing is disabled, otherwise it will fail. Therefore, a new
- * transaction is implicitly started after canceling the pending changes.
- *
- * @param string name of a savepoint to rollback to
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- *
- * @access public
- */
- function rollback($savepoint = null)
- {
- $this->debug('Rolling back transaction/savepoint', __FUNCTION__, array('is_manip' => true, 'savepoint' => $savepoint));
- if (!$this->in_transaction) {
- return $this->raiseError(MDB2_ERROR_INVALID, null, null,
- 'rollback cannot be done changes are auto committed', __FUNCTION__);
- }
- if (null !== $savepoint) {
- $query = 'ROLLBACK TRANSACTION '.$savepoint;
- return $this->_doQuery($query, true);
- }
-
- if (PEAR::isError(sqlsrv_rollback($this->connection))) {
- return MDB2_ERROR;
- }
- $this->in_transaction = false;
- return MDB2_OK;
- }
-
- // }}}
- // {{{ _doConnect()
-
- /**
- * do the grunt work of the connect
- *
- * @return connection on success or MDB2 Error Object on failure
- * @access protected
- */
- function _doConnect($username, $password, $database=null, $persistent = false)
- {
- if (!PEAR::loadExtension($this->phptype)) {
- return $this->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
- 'extension '.$this->phptype.' is not installed PHP', __FUNCTION__);
- }
-
- $host = $this->dsn['hostspec'] ? $this->dsn['hostspec'] : '.\\SQLEXPRESS';
- $params = array(
- 'UID' => $username ? $username : null,
- 'PWD' => $password ? $password : null,
- );
- if ($database) {
- $params['Database'] = $database;
- }
-
- if ($this->dsn['port'] && $this->dsn['port'] != 1433) {
- $host .= ','.$this->dsn['port'];
- }
-
- $connection = @sqlsrv_connect($host, $params);
- if (!$connection) {
- return $this->raiseError(MDB2_ERROR_CONNECT_FAILED, null, null,
- 'unable to establish a connection', __FUNCTION__, __FUNCTION__);
- }
- if (null !== $database) {
- $this->connected_database_name = $database;
- }
-
- if (!empty($this->dsn['charset'])) {
- $result = $this->setCharset($this->dsn['charset'], $connection);
- if (PEAR::isError($result)) {
- return $result;
- }
- }
-
- if (empty($this->dsn['disable_iso_date'])) {
- @sqlsrv_query($connection,'SET DATEFORMAT ymd');
- }
-
- return $connection;
- }
-
- // }}}
- // {{{ connect()
-
- /**
- * Connect to the database
- *
- * @return true on success, MDB2 Error Object on failure
- */
- function connect()
- {
- if (is_resource($this->connection)) {
- if (MDB2::areEquals($this->connected_dsn, $this->dsn)) {
- return MDB2_OK;
- }
- $this->disconnect(false);
- }
-
- $connection = $this->_doConnect(
- $this->dsn['username'],
- $this->dsn['password'],
- $this->database_name,
- $this->options['persistent']
- );
- if (PEAR::isError($connection)) {
- return $connection;
- }
-
- $this->connection = $connection;
- $this->connected_dsn = $this->dsn;
- $this->connected_database_name = $this->database_name;
- $this->opened_persistent = $this->options['persistent'];
- $this->dbsyntax = $this->dsn['dbsyntax'] ? $this->dsn['dbsyntax'] : $this->phptype;
-
- return MDB2_OK;
- }
-
- // }}}
- // {{{ databaseExists()
-
- /**
- * check if given database name exists?
- *
- * @param string $name name of the database that should be checked
- *
- * @return mixed true/false on success, a MDB2 error on failure
- * @access public
- */
- function databaseExists($name)
- {
- $connection = $this->_doConnect($this->dsn['username'],$this->dsn['password']);
- if (PEAR::isError($connection)) {
- return MDB2_ERROR_CONNECT_FAILED;
- }
- $result = @sqlsrv_query($connection,'select name from master..sysdatabases where name = \''.strtolower($name).'\'');
- if (@sqlsrv_fetch($result)) {
- return true;
- }
- return MDB2_ERROR_NOT_FOUND;
- }
-
- // }}}
- // {{{ disconnect()
-
- /**
- * Log out and disconnect from the database.
- *
- * @param boolean $force if the disconnect should be forced even if the
- * connection is opened persistently
- * @return mixed true on success, false if not connected and error
- * object on error
- * @access public
- */
- function disconnect($force = true)
- {
- if (is_resource($this->connection)) {
- if ($this->in_transaction) {
- $dsn = $this->dsn;
- $database_name = $this->database_name;
- $persistent = $this->options['persistent'];
- $this->dsn = $this->connected_dsn;
- $this->database_name = $this->connected_database_name;
- $this->options['persistent'] = $this->opened_persistent;
- $this->rollback();
- $this->dsn = $dsn;
- $this->database_name = $database_name;
- $this->options['persistent'] = $persistent;
- }
-
- @sqlsrv_close($this->connection);
- }
- return parent::disconnect($force);
- }
-
- // }}}
- // {{{ standaloneQuery()
-
- /**
- * execute a query as DBA
- *
- * @param string $query the SQL query
- * @param mixed $types array that contains the types of the columns in
- * the result set
- * @param boolean $is_manip if the query is a manipulation query
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- * @access public
- */
- function &standaloneQuery($query, $types = null, $is_manip = false)
- {
- $user = $this->options['DBA_username']? $this->options['DBA_username'] : $this->dsn['username'];
- $pass = $this->options['DBA_password']? $this->options['DBA_password'] : $this->dsn['password'];
- $connection = $this->_doConnect($user, $pass, $this->database_name, $this->options['persistent']);
- if (PEAR::isError($connection)) {
- return $connection;
- }
-
- $query = $this->_modifyQuery($query, $is_manip, $this->limit, $this->offset);
- $this->offset = $this->limit = 0;
-
- $result = $this->_doQuery($query, $is_manip, $connection);
- if (!PEAR::isError($result)) {
- $result = $this->_affectedRows($connection, $result);
- }
-
- @sqlsrv_close($connection);
- return $result;
- }
-
- // }}}
- // {{{ _doQuery()
-
- /**
- * Execute a query
- * @param string $query query
- * @param boolean $is_manip if the query is a manipulation query
- * @param resource $connection
- * @param string $database_name
- * @return result or error object
- * @access protected
- */
- function _doQuery($query, $is_manip = false, $connection = null, $database_name = null)
- {
- $this->last_query = $query;
- $result = $this->debug($query, 'query', array('is_manip' => $is_manip, 'when' => 'pre'));
- if ($result) {
- if (PEAR::isError($result)) {
- return $result;
- }
- $query = $result;
- }
- if ($this->options['disable_query']) {
- $result = $is_manip ? 0 : null;
- return $result;
- }
-
- if (null === $connection) {
- $connection = $this->getConnection();
- if (PEAR::isError($connection)) {
- return $connection;
- }
- }
- if (null === $database_name) {
- $database_name = $this->database_name;
- }
-
- if ($database_name && $database_name != $this->connected_database_name) {
- $connection = $this->_doConnect($this->dsn['username'],$this->dsn['password'],$database_name);
- if (PEAR::isError($connection)) {
- $err = $this->raiseError(null, null, null,
- 'Could not select the database: '.$database_name, __FUNCTION__);
- return $err;
- }
- $this->connected_database_name = $database_name;
- }
-
- $query = preg_replace('/DATE_FORMAT\((MIN\()?([\w|.]*)(\))?\\Q, \'%Y-%m-%d\')\E/i','CONVERT(varchar(10),$1$2$3,120)',$query);
- $query = preg_replace('/DATE_FORMAT\(([\w|.]*)\, \'\%Y\-\%m\-\%d %H\:00\:00\'\)/i','CONVERT(varchar(13),$1,120)+\':00:00\'',$query);
- $result = @sqlsrv_query($connection,$query);
- if (!$result) {
- $err = $this->raiseError(null, null, null,
- 'Could not execute statement', __FUNCTION__);
- return $err;
- }
- $this->result = $result;
- $this->debug($query, 'query', array('is_manip' => $is_manip, 'when' => 'post', 'result' => $result));
- return $result;
- }
-
- // }}}
- // {{{ _affectedRows()
-
- /**
- * Returns the number of rows affected
- *
- * @param resource $result
- * @param resource $connection
- * @return mixed MDB2 Error Object or the number of rows affected
- * @access private
- */
- function _affectedRows($connection, $result = null)
- {
- if (null === $result) {
- $result = $this->result;
- }
- return sqlsrv_rows_affected($this->result);
- }
-
- // }}}
- // {{{ _modifyQuery()
-
- /**
- * Changes a query string for various DBMS specific reasons
- *
- * @param string $query query to modify
- * @param boolean $is_manip if it is a DML query
- * @param integer $limit limit the number of rows
- * @param integer $offset start reading from given offset
- * @return string modified query
- * @access protected
- */
- function _modifyQuery($query, $is_manip, $limit, $offset)
- {
- if ($limit > 0) {
- $fetch = $offset + $limit;
- if (!$is_manip) {
- return preg_replace('/^([\s(])*SELECT( DISTINCT)?(?!\s*TOP\s*\()/i',
- "\\1SELECT\\2 TOP $fetch", $query);
- }
- }
- return $query;
- }
-
- // }}}
- // {{{ getServerVersion()
-
- /**
- * return version information about the server
- *
- * @param bool $native determines if the raw version string should be returned
- * @return mixed array/string with version information or MDB2 error object
- * @access public
- */
- function getServerVersion($native = false)
- {
- if ($this->connected_server_info) {
- $server_info = $this->connected_server_info;
- } else {
- $server_info = sqlsrv_server_info($this->connection);
- }
- // cache server_info
- $this->connected_server_info = $server_info;
- $version = $server_info['SQLServerVersion'];
- if (!$native) {
- if (preg_match('/(\d+)\.(\d+)\.(\d+)/', $version, $tmp)) {
- $version = array(
- 'major' => $tmp[1],
- 'minor' => $tmp[2],
- 'patch' => $tmp[3],
- 'extra' => null,
- 'native' => $version,
- );
- } else {
- $version = array(
- 'major' => null,
- 'minor' => null,
- 'patch' => null,
- 'extra' => null,
- 'native' => $version,
- );
- }
- }
- return $version;
- }
-
- // }}}
- // {{{ _checkSequence
-
- /**
- * Checks if there's a sequence that exists.
- *
- * @param string $seq_name The sequence name to verify.
- * @return bool $tableExists The value if the table exists or not
- * @access private
- */
- function _checkSequence($seq_name)
- {
- $query = "SELECT * FROM $seq_name";
- $tableExists =& $this->_doQuery($query, true);
- if (PEAR::isError($tableExists)) {
- if ($tableExists->getCode() == MDB2_ERROR_NOSUCHTABLE) {
- return false;
- }
- return false;
- }
- if (@sqlsrv_fetch($tableExits)) {
- return true;
- }
- return false;
- }
-
- // }}}
- // {{{ nextID()
-
- /**
- * Returns the next free id of a sequence
- *
- * @param string $seq_name name of the sequence
- * @param boolean $ondemand when true the sequence is
- * automatic created, if it
- * not exists
- *
- * @return mixed MDB2 Error Object or id
- * @access public
- */
- function nextID($seq_name, $ondemand = true)
- {
- $sequence_name = $this->quoteIdentifier($this->getSequenceName($seq_name), true);
- $seqcol_name = $this->quoteIdentifier($this->options['seqcol_name'], true);
- $this->pushErrorHandling(PEAR_ERROR_RETURN);
- $this->expectError(MDB2_ERROR_NOSUCHTABLE);
-
- $seq_val = $this->_checkSequence($sequence_name);
-
- if ($seq_val) {
- $query = "SET IDENTITY_INSERT $sequence_name OFF ".
- "INSERT INTO $sequence_name DEFAULT VALUES";
- } else {
- $query = "INSERT INTO $sequence_name ($seqcol_name) VALUES (0)";
- }
- $result = $this->_doQuery($query, true);
- $this->popExpect();
- $this->popErrorHandling();
- if (PEAR::isError($result)) {
- if ($ondemand && !$this->_checkSequence($sequence_name)) {
- $this->loadModule('Manager', null, true);
- $result = $this->manager->createSequence($seq_name);
- if (PEAR::isError($result)) {
- return $this->raiseError($result, null, null,
- 'on demand sequence '.$seq_name.' could not be created', __FUNCTION__);
- } else {
- /**
- * Little off-by-one problem with the sequence emulation
- * here being fixed, that instead of re-calling nextID
- * and forcing an increment by one, we simply check if it
- * exists, then we get the last inserted id if it does.
- *
- * In theory, $seq_name should be created otherwise there would
- * have been an error thrown somewhere up there..
- *
- * @todo confirm
- */
- if ($this->_checkSequence($seq_name)) {
- return $this->lastInsertID($seq_name);
- }
-
- return $this->nextID($seq_name, false);
- }
- }
- return $result;
- }
- $value = $this->lastInsertID($sequence_name);
- if (is_numeric($value)) {
- $query = "DELETE FROM $sequence_name WHERE $seqcol_name < $value";
- $result = $this->_doQuery($query, true);
- if (PEAR::isError($result)) {
- $this->warnings[] = 'nextID: could not delete previous sequence table values from '.$seq_name;
- }
- }
- return $value;
- }
-
- // }}}
- // {{{ lastInsertID()
-
- /**
- * Returns the autoincrement ID if supported or $id or fetches the current
- * ID in a sequence called: $table.(empty($field) ? '' : '_'.$field)
- *
- * @param string $table name of the table into which a new row was inserted
- * @param string $field name of the field into which a new row was inserted
- *
- * @return mixed MDB2 Error Object or id
- * @access public
- */
- function lastInsertID($table = null, $field = null)
- {
- return $this->queryOne("SELECT IDENT_CURRENT('$table')", 'integer');
- }
-
- // }}}
-}
-
-// }}}
-// {{{ Class MDB2_Result_mssql
-
-/**
- * MDB2 MSSQL Server result driver
- *
- * @package MDB2
- * @category Database
- * @author Frank M. Kromann <frank@kromann.info>
- */
-class MDB2_Result_sqlsrv extends MDB2_Result_Common
-{
- // {{{ constructor: function __construct($db, $result, $limit = 0, $offset = 0)
-
- /**
- * Constructor
- */
- function __construct($db, $result, $limit = 0, $offset = 0)
-{
- $this->db = $db;
- $this->result = $result;
- $this->offset = $offset;
- $this->limit = max(0, $limit - 1);
- $this->cursor = 0;
- $this->rows = array();
- $this->numFields = sqlsrv_num_fields($result);
- $this->fieldMeta = sqlsrv_field_metadata($result);
- $this->numRowsAffected = sqlsrv_rows_affected($result);
- while ($row = sqlsrv_fetch_array($result, SQLSRV_FETCH_ASSOC)) {
- if ($row !== null) {
- if ($this->offset && $this->offset_count < $this->offset) {
- $this->offset_count++;
- continue;
- }
- foreach ($row as $k => $v) {
- if (is_object($v) && method_exists($v, 'format')) {
- //DateTime Object
- $row[$k] = $v->format('Y-m-d H:i:s');
- }
- }
- $this->rows[] = $row; //read results into memory, cursors are not supported
- }
- }
- $this->rowcnt = count($this->rows);
- }
-
- // }}}
- // {{{ _skipLimitOffset()
-
- /**
- * Skip the first row of a result set.
- *
- * @param resource $result
- * @return mixed a result handle or MDB2_OK on success, a MDB2 error on failure
- * @access protected
- */
-/* function _skipLimitOffset()
- {
- if ($this->limit) {
- if ($this->rownum >= $this->limit) {
- return false;
- }
- }
- if ($this->offset) {
- while ($this->offset_count < $this->offset) {
- ++$this->offset_count;
- if (!is_array(@sqlsrv_fetch_array($this->result))) {
- $this->offset_count = $this->limit;
- return false;
- }
- }
- }
- return MDB2_OK;
- }*/
-
- // }}}
- function array_to_obj($array, &$obj) {
- foreach ($array as $key => $value) {
- if (is_array($value)) {
- $obj->$key = new stdClass();
- array_to_obj($value, $obj->$key);
- } else {
- $obj->$key = $value;
- }
- }
- return $obj;
- }
- // {{{ fetchRow()
-
- /**
- * Fetch a row and insert the data into an existing array.
- *
- * @param int $fetchmode how the array data should be indexed
- * @param int $rownum number of the row where the data can be found
- * @return int data array on success, a MDB2 error on failure
- * @access public
- */
- function fetchRow($fetchmode = MDB2_FETCHMODE_DEFAULT, $rownum = null)
- {
- if (!$this->result) {
- return $this->db->raiseError(MDB2_ERROR_INVALID, null, null, 'no valid statement given', __FUNCTION__);
- }
- if (($this->limit && $this->rownum >= $this->limit) || ($this->cursor >= $this->rowcnt || $this->rowcnt == 0)) {
- return null;
- }
- if (null !== $rownum) {
- $seek = $this->seek($rownum);
- if (PEAR::isError($seek)) {
- return $seek;
- }
- }
-
- $row = false;
- $arrNum = array();
- if ($fetchmode == MDB2_FETCHMODE_ORDERED || $fetchmode == MDB2_FETCHMODE_DEFAULT) {
- foreach ($this->rows[$this->cursor] as $key=>$value) {
- $arrNum[] = $value;
- }
- }
- switch($fetchmode) {
- case MDB2_FETCHMODE_ASSOC:
- $row = $this->rows[$this->cursor]; break;
- case MDB2_FETCHMODE_ORDERED:
- $row = $arrNum; break;
- case MDB2_FETCHMODE_OBJECT:
- $row = $this->array_to_obj($this->rows[$this->cursor],$o = new $this->db->options['fetch_class']); break;
- case MDB2_FETCHMODE_DEFAULT:
- default:
- $row = $this->rows[$this->cursor] + $arrNum; break;
- }
- $this->cursor++;
-
- /*
- if ($fetchmode == MDB2_FETCHMODE_OBJECT) {
- $row = sqlsrv_fetch_object($this->result,$this->db->options['fetch_class']);
- } else {
- switch($fetchmode) {
- case MDB2_FETCHMODE_ASSOC: $fetchmode = SQLSRV_FETCH_ASSOC; break;
- case MDB2_FETCHMODE_ORDERED: $fetchmode = SQLSRV_FETCH_NUMERIC; break;
- case MDB2_FETCHMODE_DEFAULT:
- default:
- $fetchmode = SQLSRV_FETCH_BOTH;
- }
- $row = sqlsrv_fetch_array($this->result,$fetchmode);
- }
- foreach ($row as $key=>$value) {
- if (is_object($value) && method_exists($value, 'format')) {//is DateTime object
- $row[$key] = $value->format("Y-m-d H:i:s");
- }
- }*/
-
- /*if ($fetchmode == MDB2_FETCHMODE_DEFAULT) {
- $fetchmode = $this->db->fetchmode;
- }*/
- if ($fetchmode == MDB2_FETCHMODE_ASSOC && is_array($row) && $this->db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
- $row = array_change_key_case($row, $this->db->options['field_case']);
- }
- if (!$row) {
- if (false === $this->result) {
- $err = $this->db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null,
- 'resultset has already been freed', __FUNCTION__);
- return $err;
- }
- return null;
- }
- $mode = $this->db->options['portability'] & MDB2_PORTABILITY_EMPTY_TO_NULL;
- $rtrim = false;
- if ($this->db->options['portability'] & MDB2_PORTABILITY_RTRIM) {
- if (empty($this->types)) {
- $mode += MDB2_PORTABILITY_RTRIM;
- } else {
- $rtrim = true;
- }
- }
- if ($mode) {
- $this->db->_fixResultArrayValues($row, $mode);
- }
- if (!empty($this->types)) {
- $row = $this->db->datatype->convertResultRow($this->types, $row, $rtrim);
- }
- if (!empty($this->values)) {
- $this->_assignBindColumns($row);
- }
- ++$this->rownum;
- return $row;
- }
-
- // }}}
- // {{{ _getColumnNames()
-
- /**
- * Retrieve the names of columns returned by the DBMS in a query result.
- *
- * @return mixed Array variable that holds the names of columns as keys
- * or an MDB2 error on failure.
- * Some DBMS may not return any columns when the result set
- * does not contain any rows.
- * @access private
- */
- function _getColumnNames()
- {
- if (!$this->result) {
- return $this->db->raiseError(MDB2_ERROR_INVALID, null, null, 'no valid statement given', __FUNCTION__);
- }
- $columns = array();
- foreach ($this->fieldMeta as $col) {
- $columns[$col['Name']] = $col['Type'];
- }
- if ($this->db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
- $columns = array_change_key_case($columns, $this->db->options['field_case']);
- }
- return $columns;
- }
-
- // }}}
- // {{{ numCols()
-
- /**
- * Count the number of columns returned by the DBMS in a query result.
- *
- * @return mixed integer value with the number of columns, a MDB2 error
- * on failure
- * @access public
- */
- function numCols()
- {
- if (!$this->result) {
- return $this->db->raiseError(MDB2_ERROR_INVALID, null, null, 'no valid statement given', __FUNCTION__);
- }
- $cols = $this->numFields;
- if (!$cols) {
- if (false === $this->result) {
- return $this->db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null,
- 'resultset has already been freed', __FUNCTION__);
- }
- if (null === $this->result) {
- return count($this->types);
- }
- return $this->db->raiseError(null, null, null,
- 'Could not get column count', __FUNCTION__);
- }
- return $cols;
- }
-
- // }}}
- // {{{ nextResult()
-
- /**
- * Move the internal result pointer to the next available result
- *
- * @return true on success, false if there is no more result set or an error object on failure
- * @access public
- */
- function nextResult()
- {
- if (false === $this->result) {
- return $this->db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null,
- 'resultset has already been freed', __FUNCTION__);
- }
- if (null === $this->result) {
- return false;
- }
- $ret = sqlsrv_next_result($this->result);
- if ($ret) {
- $this->cursor = 0;
- $this->rows = array();
- $this->numFields = sqlsrv_num_fields($this->result);
- $this->fieldMeta = sqlsrv_field_metadata($this->result);
- $this->numRowsAffected = sqlsrv_rows_affected($this->result);
- while ($row = sqlsrv_fetch_array($this->result, SQLSRV_FETCH_ASSOC)) {
- if ($row !== null) {
- if ($this->offset && $this->offset_count < $this->offset) {
- $this->offset_count++;
- continue;
- }
- foreach ($row as $k => $v) {
- if (is_object($v) && method_exists($v, 'format')) {//DateTime Object
- //$v->setTimezone(new DateTimeZone('GMT'));//TS_ISO_8601 with a trailing 'Z' is GMT
- $row[$k] = $v->format("Y-m-d H:i:s");
- }
- }
- $this->rows[] = $row;//read results into memory, cursors are not supported
- }
- }
- $this->rowcnt = count($this->rows);
- }
- return $ret;
- }
-
- // }}}
- // {{{ free()
-
- /**
- * Free the internal resources associated with $result.
- *
- * @return boolean true on success, false if $result is invalid
- * @access public
- */
- function free()
- {
- if (is_resource($this->result) && $this->db->connection) {
- if (!@sqlsrv_free_stmt($this->result)) {
- return $this->db->raiseError(null, null, null,
- 'Could not free result', __FUNCTION__);
- }
- }
- $this->result = false;
- return MDB2_OK;
- }
-
- // }}}
- // {{{ function rowCount()
- /**
- * Returns the actual row number that was last fetched (count from 0)
- * @return int
- *
- * @access public
- */
- function rowCount()
- {
- return $this->cursor;
-}
-
-// }}}
- // {{{ function numRows()
-
-/**
- * Returns the number of rows in a result object
- *
- * @return mixed MDB2 Error Object or the number of rows
- *
- * @access public
- */
- function numRows()
-{
- return $this->rowcnt;
- }
-
- // }}}
- // {{{ function seek($rownum = 0)
-
- /**
- * Seek to a specific row in a result set
- *
- * @param int number of the row where the data can be found
- *
- * @return mixed MDB2_OK on success, a MDB2 error on failure
- *
- * @access public
- */
- function seek($rownum = 0)
- {
- $this->cursor = min($rownum, $this->rowcnt);
- return MDB2_OK;
- }
-
- // }}}
- }
-
- // }}}
-// {{{ class MDB2_BufferedResult_mssql
-
-/**
- * MDB2 MSSQL Server buffered result driver
- *
- * @package MDB2
- * @category Database
- * @author Frank M. Kromann <frank@kromann.info>
- */
-class MDB2_BufferedResult_sqlsrv extends MDB2_Result_sqlsrv
-{
- // {{{ valid()
-
- /**
- * Check if the end of the result set has been reached
- *
- * @return mixed true or false on sucess, a MDB2 error on failure
- * @access public
- */
- function valid()
- {
- $numrows = $this->numRows();
- if (PEAR::isError($numrows)) {
- return $numrows;
- }
- return $this->rownum < ($numrows - 1);
- }
-
- // }}}
-
-}
-
-// }}}
-// {{{ MDB2_Statement_mssql
-
-/**
- * MDB2 MSSQL Server statement driver
- *
- * @package MDB2
- * @category Database
- * @author Frank M. Kromann <frank@kromann.info>
- */
-class MDB2_Statement_sqlsrv extends MDB2_Statement_Common
-{
-
-}
-
-// }}}
-
-?>