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<?php
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/*
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* $Id: Sqlite.php 7490 2010-03-29 19:53:27Z jwage $
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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.doctrine-project.org>.
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*/
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/**
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* Doctrine_Connection_Sqlite
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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: 7490 $
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* @link www.doctrine-project.org
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* @since 1.0
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*/
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class Doctrine_Connection_Sqlite extends Doctrine_Connection_Common
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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 = 'Sqlite';
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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(Doctrine_Manager $manager, $adapter)
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{
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$this->supported = array('sequences' => 'emulated',
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'indexes' => true,
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'affected_rows' => true,
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'summary_functions' => true,
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'order_by_text' => true,
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'current_id' => 'emulated',
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'limit_queries' => true,
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'LOBs' => true,
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'replace' => true,
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'transactions' => true,
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'savepoints' => false,
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'sub_selects' => true,
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'auto_increment' => true,
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'primary_key' => true,
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'result_introspection' => false, // not implemented
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'prepared_statements' => 'emulated',
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'identifier_quoting' => true,
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'pattern_escaping' => false,
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);
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parent::__construct($manager, $adapter);
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if ($this->isConnected) {
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$this->dbh->sqliteCreateFunction('mod', array('Doctrine_Expression_Sqlite', 'modImpl'), 2);
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$this->dbh->sqliteCreateFunction('concat', array('Doctrine_Expression_Sqlite', 'concatImpl'));
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$this->dbh->sqliteCreateFunction('md5', 'md5', 1);
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$this->dbh->sqliteCreateFunction('now', array('Doctrine_Expression_Sqlite', 'nowImpl'), 0);
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}
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}
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/**
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* initializes database functions missing in sqlite
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*
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* @see Doctrine_Expression
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* @return void
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*/
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public function connect()
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{
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if ($this->isConnected) {
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return false;
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}
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parent::connect();
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$this->dbh->sqliteCreateFunction('mod', array('Doctrine_Expression_Sqlite', 'modImpl'), 2);
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$this->dbh->sqliteCreateFunction('concat', array('Doctrine_Expression_Sqlite', 'concatImpl'));
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$this->dbh->sqliteCreateFunction('md5', 'md5', 1);
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$this->dbh->sqliteCreateFunction('now', array('Doctrine_Expression_Sqlite', 'nowImpl'), 0);
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}
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/**
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* createDatabase
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*
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* @return void
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*/
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public function createDatabase()
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{
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if ( ! $dsn = $this->getOption('dsn')) {
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throw new Doctrine_Connection_Exception('You must create your Doctrine_Connection by using a valid Doctrine style dsn in order to use the create/drop database functionality');
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}
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$info = $this->getManager()->parseDsn($dsn);
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$this->export->createDatabase($info['database']);
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}
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/**
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* dropDatabase
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*
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* @return void
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*/
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public function dropDatabase()
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{
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if ( ! $dsn = $this->getOption('dsn')) {
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throw new Doctrine_Connection_Exception('You must create your Doctrine_Connection by using a valid Doctrine style dsn in order to use the create/drop database functionality');
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}
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$info = $this->getManager()->parseDsn($dsn);
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$this->export->dropDatabase($info['database']);
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}
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}
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