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<?php
/*
* $Id: Sqlite.php 7490 2010-03-29 19:53:27Z jwage $
*
* 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 COPYRIGHT
* OWNER 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.
*
* This software consists of voluntary contributions made by many individuals
* and is licensed under the LGPL. For more information, see
* <http://www.doctrine-project.org>.
*/
/**
* Doctrine_Connection_Sqlite
*
* @package Doctrine
* @subpackage Connection
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
* @author Lukas Smith <smith@pooteeweet.org> (PEAR MDB2 library)
* @version $Revision: 7490 $
* @link www.doctrine-project.org
* @since 1.0
*/
class Doctrine_Connection_Sqlite extends Doctrine_Connection_Common
{
/**
* @var string $driverName the name of this connection driver
*/
protected $driverName = 'Sqlite';
/**
* the constructor
*
* @param Doctrine_Manager $manager
* @param PDO $pdo database handle
*/
public function __construct(Doctrine_Manager $manager, $adapter)
{
$this->supported = array('sequences' => 'emulated',
'indexes' => true,
'affected_rows' => true,
'summary_functions' => true,
'order_by_text' => true,
'current_id' => 'emulated',
'limit_queries' => true,
'LOBs' => true,
'replace' => true,
'transactions' => true,
'savepoints' => false,
'sub_selects' => true,
'auto_increment' => true,
'primary_key' => true,
'result_introspection' => false, // not implemented
'prepared_statements' => 'emulated',
'identifier_quoting' => true,
'pattern_escaping' => false,
);
parent::__construct($manager, $adapter);
if ($this->isConnected) {
$this->dbh->sqliteCreateFunction('mod', array('Doctrine_Expression_Sqlite', 'modImpl'), 2);
$this->dbh->sqliteCreateFunction('concat', array('Doctrine_Expression_Sqlite', 'concatImpl'));
$this->dbh->sqliteCreateFunction('md5', 'md5', 1);
$this->dbh->sqliteCreateFunction('now', array('Doctrine_Expression_Sqlite', 'nowImpl'), 0);
}
}
/**
* initializes database functions missing in sqlite
*
* @see Doctrine_Expression
* @return void
*/
public function connect()
{
if ($this->isConnected) {
return false;
}
parent::connect();
$this->dbh->sqliteCreateFunction('mod', array('Doctrine_Expression_Sqlite', 'modImpl'), 2);
$this->dbh->sqliteCreateFunction('concat', array('Doctrine_Expression_Sqlite', 'concatImpl'));
$this->dbh->sqliteCreateFunction('md5', 'md5', 1);
$this->dbh->sqliteCreateFunction('now', array('Doctrine_Expression_Sqlite', 'nowImpl'), 0);
}
/**
* createDatabase
*
* @return void
*/
public function createDatabase()
{
if ( ! $dsn = $this->getOption('dsn')) {
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');
}
$info = $this->getManager()->parseDsn($dsn);
$this->export->createDatabase($info['database']);
}
/**
* dropDatabase
*
* @return void
*/
public function dropDatabase()
{
if ( ! $dsn = $this->getOption('dsn')) {
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');
}
$info = $this->getManager()->parseDsn($dsn);
$this->export->dropDatabase($info['database']);
}
}
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