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<?php
/*
* 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 MIT license. For more information, see
* <http://www.doctrine-project.org>.
*/
namespace Doctrine\DBAL\Driver\PDOSqlite;
use Doctrine\DBAL\Connection;
use Doctrine\DBAL\DBALException;
use Doctrine\DBAL\Driver\ExceptionConverterDriver;
use Doctrine\DBAL\Driver\PDOConnection;
use Doctrine\DBAL\Platforms\SqlitePlatform;
use Doctrine\DBAL\Schema\SqliteSchemaManager;
use PDOException;
/**
* The PDO Sqlite driver.
*
* @since 2.0
*/
class Driver implements \Doctrine\DBAL\Driver, ExceptionConverterDriver
{
/**
* @var array
*/
protected $_userDefinedFunctions = array(
'sqrt' => array('callback' => array('Doctrine\DBAL\Platforms\SqlitePlatform', 'udfSqrt'), 'numArgs' => 1),
'mod' => array('callback' => array('Doctrine\DBAL\Platforms\SqlitePlatform', 'udfMod'), 'numArgs' => 2),
'locate' => array('callback' => array('Doctrine\DBAL\Platforms\SqlitePlatform', 'udfLocate'), 'numArgs' => -1),
);
/**
* {@inheritdoc}
*/
public function connect(array $params, $username = null, $password = null, array $driverOptions = array())
{
if (isset($driverOptions['userDefinedFunctions'])) {
$this->_userDefinedFunctions = array_merge(
$this->_userDefinedFunctions, $driverOptions['userDefinedFunctions']);
unset($driverOptions['userDefinedFunctions']);
}
try {
$pdo = new PDOConnection(
$this->_constructPdoDsn($params),
$username,
$password,
$driverOptions
);
} catch (PDOException $ex) {
throw DBALException::driverException($this, $ex);
}
foreach ($this->_userDefinedFunctions as $fn => $data) {
$pdo->sqliteCreateFunction($fn, $data['callback'], $data['numArgs']);
}
return $pdo;
}
/**
* Constructs the Sqlite PDO DSN.
*
* @param array $params
*
* @return string The DSN.
*/
protected function _constructPdoDsn(array $params)
{
$dsn = 'sqlite:';
if (isset($params['path'])) {
$dsn .= $params['path'];
} elseif (isset($params['memory'])) {
$dsn .= ':memory:';
}
return $dsn;
}
/**
* {@inheritdoc}
*/
public function getDatabasePlatform()
{
return new SqlitePlatform();
}
/**
* {@inheritdoc}
*/
public function getSchemaManager(Connection $conn)
{
return new SqliteSchemaManager($conn);
}
/**
* {@inheritdoc}
*/
public function getName()
{
return 'pdo_sqlite';
}
/**
* {@inheritdoc}
*/
public function getDatabase(Connection $conn)
{
$params = $conn->getParams();
return isset($params['path']) ? $params['path'] : null;
}
/**
* {@inheritdoc}
*
* @link http://www.sqlite.org/c3ref/c_abort.html
*/
public function convertExceptionCode(\Exception $exception)
{
if (strpos($exception->getMessage(), 'must be unique') !== false) {
return DBALException::ERROR_DUPLICATE_KEY;
}
if (strpos($exception->getMessage(), 'may not be NULL') !== false) {
return DBALException::ERROR_NOT_NULL;
}
if (strpos($exception->getMessage(), 'is not unique') !== false) {
return DBALException::ERROR_DUPLICATE_KEY;
}
if (strpos($exception->getMessage(), 'no such table:') !== false) {
return DBALException::ERROR_UNKNOWN_TABLE;
}
if (strpos($exception->getMessage(), 'already exists') !== false) {
return DBALException::ERROR_TABLE_ALREADY_EXISTS;
}
if (strpos($exception->getMessage(), 'has no column named') !== false) {
return DBALException::ERROR_BAD_FIELD_NAME;
}
if (strpos($exception->getMessage(), 'ambiguous column name') !== false) {
return DBALException::ERROR_NON_UNIQUE_FIELD_NAME;
}
if (strpos($exception->getMessage(), 'syntax error') !== false) {
return DBALException::ERROR_SYNTAX;
}
if (strpos($exception->getMessage(), 'attempt to write a readonly database') !== false) {
return DBALException::ERROR_WRITE_READONLY;
}
if (strpos($exception->getMessage(), 'unable to open database file') !== false) {
return DBALException::ERROR_UNABLE_TO_OPEN;
}
return 0;
}
}