139 lines
4.7 KiB
PHP
139 lines
4.7 KiB
PHP
<?php
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/*
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* $Id$
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This software consists of voluntary contributions made by many individuals
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* and is licensed under the LGPL. For more information, see
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* <http://www.phpdoctrine.org>.
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*/
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/**
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* Doctrine_Connection_Mssql
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*
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* @package Doctrine
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* @subpackage Connection
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* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
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* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
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* @author Lukas Smith <smith@pooteeweet.org> (PEAR MDB2 library)
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* @version $Revision$
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* @link www.phpdoctrine.org
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* @since 1.0
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*/
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class Doctrine_Connection_Mssql extends Doctrine_Connection
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{
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/**
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* @var string $driverName the name of this connection driver
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*/
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protected $driverName = 'Mssql';
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/**
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* the constructor
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*
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* @param Doctrine_Manager $manager
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* @param PDO $pdo database handle
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*/
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public function __construct(array $params)
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{
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parent::__construct($params);
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}
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/**
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* Quote a string so it can be safely used as a table / column name
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*
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* Quoting style depends on which database driver is being used.
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*
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* @param string $identifier identifier name to be quoted
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* @param bool $checkOption check the 'quote_identifier' option
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*
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* @return string quoted identifier string
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*/
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public function quoteIdentifier($identifier, $checkOption = false)
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{
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if ($checkOption && ! $this->getAttribute(Doctrine::ATTR_QUOTE_IDENTIFIER)) {
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return $identifier;
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}
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if (strpos($identifier, '.') !== false) {
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$parts = explode('.', $identifier);
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$quotedParts = array();
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foreach ($parts as $p) {
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$quotedParts[] = $this->quoteIdentifier($p);
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}
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return implode('.', $quotedParts);
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}
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return '[' . str_replace(']', ']]', $identifier) . ']';
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}
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/**
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* return version information about the server
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*
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* @param bool $native determines if the raw version string should be returned
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* @return mixed array/string with version information or MDB2 error object
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*/
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public function getServerVersion($native = false)
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{
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if ($this->serverInfo) {
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$serverInfo = $this->serverInfo;
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} else {
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$query = 'SELECT @@VERSION';
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$serverInfo = $this->fetchOne($query);
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}
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// cache server_info
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$this->serverInfo = $serverInfo;
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if ( ! $native) {
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if (preg_match('/([0-9]+)\.([0-9]+)\.([0-9]+)/', $serverInfo, $tmp)) {
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$serverInfo = array(
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'major' => $tmp[1],
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'minor' => $tmp[2],
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'patch' => $tmp[3],
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'extra' => null,
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'native' => $serverInfo,
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);
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} else {
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$serverInfo = array(
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'major' => null,
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'minor' => null,
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'patch' => null,
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'extra' => null,
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'native' => $serverInfo,
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);
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}
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}
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return $serverInfo;
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}
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/**
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* Checks if there's a sequence that exists.
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*
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* @param string $seq_name The sequence name to verify.
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* @return boolean The value if the table exists or not
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*/
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public function checkSequence($seqName)
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{
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$query = 'SELECT * FROM ' . $seqName;
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try {
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$this->exec($query);
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} catch(Doctrine_Connection_Exception $e) {
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if ($e->getPortableCode() == Doctrine::ERR_NOSUCHTABLE) {
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return false;
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}
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throw $e;
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}
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return true;
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}
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} |