/usr/share/php/Doctrine/DBAL/DriverManager.php is in php-doctrine-dbal 2.5.4-2.
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/*
* 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;
use Doctrine\Common\EventManager;
/**
* Factory for creating Doctrine\DBAL\Connection instances.
*
* @author Roman Borschel <roman@code-factory.org>
* @since 2.0
*/
final class DriverManager
{
/**
* List of supported drivers and their mappings to the driver classes.
*
* To add your own driver use the 'driverClass' parameter to
* {@link DriverManager::getConnection()}.
*
* @var array
*/
private static $_driverMap = array(
'pdo_mysql' => 'Doctrine\DBAL\Driver\PDOMySql\Driver',
'pdo_sqlite' => 'Doctrine\DBAL\Driver\PDOSqlite\Driver',
'pdo_pgsql' => 'Doctrine\DBAL\Driver\PDOPgSql\Driver',
'pdo_oci' => 'Doctrine\DBAL\Driver\PDOOracle\Driver',
'oci8' => 'Doctrine\DBAL\Driver\OCI8\Driver',
'ibm_db2' => 'Doctrine\DBAL\Driver\IBMDB2\DB2Driver',
'pdo_sqlsrv' => 'Doctrine\DBAL\Driver\PDOSqlsrv\Driver',
'mysqli' => 'Doctrine\DBAL\Driver\Mysqli\Driver',
'drizzle_pdo_mysql' => 'Doctrine\DBAL\Driver\DrizzlePDOMySql\Driver',
'sqlanywhere' => 'Doctrine\DBAL\Driver\SQLAnywhere\Driver',
'sqlsrv' => 'Doctrine\DBAL\Driver\SQLSrv\Driver',
);
/**
* List of URL schemes from a database URL and their mappings to driver.
*/
private static $driverSchemeAliases = array(
'db2' => 'ibm_db2',
'mssql' => 'pdo_sqlsrv',
'mysql' => 'pdo_mysql',
'mysql2' => 'pdo_mysql', // Amazon RDS, for some weird reason
'postgres' => 'pdo_pgsql',
'postgresql' => 'pdo_pgsql',
'pgsql' => 'pdo_pgsql',
'sqlite' => 'pdo_sqlite',
'sqlite3' => 'pdo_sqlite',
);
/**
* Private constructor. This class cannot be instantiated.
*/
private function __construct()
{
}
/**
* Creates a connection object based on the specified parameters.
* This method returns a Doctrine\DBAL\Connection which wraps the underlying
* driver connection.
*
* $params must contain at least one of the following.
*
* Either 'driver' with one of the following values:
*
* pdo_mysql
* pdo_sqlite
* pdo_pgsql
* pdo_oci (unstable)
* pdo_sqlsrv
* pdo_sqlsrv
* mysqli
* sqlanywhere
* sqlsrv
* ibm_db2 (unstable)
* drizzle_pdo_mysql
*
* OR 'driverClass' that contains the full class name (with namespace) of the
* driver class to instantiate.
*
* Other (optional) parameters:
*
* <b>user (string)</b>:
* The username to use when connecting.
*
* <b>password (string)</b>:
* The password to use when connecting.
*
* <b>driverOptions (array)</b>:
* Any additional driver-specific options for the driver. These are just passed
* through to the driver.
*
* <b>pdo</b>:
* You can pass an existing PDO instance through this parameter. The PDO
* instance will be wrapped in a Doctrine\DBAL\Connection.
*
* <b>wrapperClass</b>:
* You may specify a custom wrapper class through the 'wrapperClass'
* parameter but this class MUST inherit from Doctrine\DBAL\Connection.
*
* <b>driverClass</b>:
* The driver class to use.
*
* @param array $params The parameters.
* @param \Doctrine\DBAL\Configuration|null $config The configuration to use.
* @param \Doctrine\Common\EventManager|null $eventManager The event manager to use.
*
* @return \Doctrine\DBAL\Connection
*
* @throws \Doctrine\DBAL\DBALException
*/
public static function getConnection(
array $params,
Configuration $config = null,
EventManager $eventManager = null)
{
// create default config and event manager, if not set
if ( ! $config) {
$config = new Configuration();
}
if ( ! $eventManager) {
$eventManager = new EventManager();
}
$params = self::parseDatabaseUrl($params);
// check for existing pdo object
if (isset($params['pdo']) && ! $params['pdo'] instanceof \PDO) {
throw DBALException::invalidPdoInstance();
} elseif (isset($params['pdo'])) {
$params['pdo']->setAttribute(\PDO::ATTR_ERRMODE, \PDO::ERRMODE_EXCEPTION);
$params['driver'] = 'pdo_' . $params['pdo']->getAttribute(\PDO::ATTR_DRIVER_NAME);
} else {
self::_checkParams($params);
}
if (isset($params['driverClass'])) {
$className = $params['driverClass'];
} else {
$className = self::$_driverMap[$params['driver']];
}
$driver = new $className();
$wrapperClass = 'Doctrine\DBAL\Connection';
if (isset($params['wrapperClass'])) {
if (is_subclass_of($params['wrapperClass'], $wrapperClass)) {
$wrapperClass = $params['wrapperClass'];
} else {
throw DBALException::invalidWrapperClass($params['wrapperClass']);
}
}
return new $wrapperClass($params, $driver, $config, $eventManager);
}
/**
* Returns the list of supported drivers.
*
* @return array
*/
public static function getAvailableDrivers()
{
return array_keys(self::$_driverMap);
}
/**
* Checks the list of parameters.
*
* @param array $params The list of parameters.
*
* @return void
*
* @throws \Doctrine\DBAL\DBALException
*/
private static function _checkParams(array $params)
{
// check existence of mandatory parameters
// driver
if ( ! isset($params['driver']) && ! isset($params['driverClass'])) {
throw DBALException::driverRequired();
}
// check validity of parameters
// driver
if (isset($params['driver']) && ! isset(self::$_driverMap[$params['driver']])) {
throw DBALException::unknownDriver($params['driver'], array_keys(self::$_driverMap));
}
if (isset($params['driverClass']) && ! in_array('Doctrine\DBAL\Driver', class_implements($params['driverClass'], true))) {
throw DBALException::invalidDriverClass($params['driverClass']);
}
}
/**
* Extracts parts from a database URL, if present, and returns an
* updated list of parameters.
*
* @param array $params The list of parameters.
*
* @param array A modified list of parameters with info from a database
* URL extracted into indidivual parameter parts.
*
*/
private static function parseDatabaseUrl(array $params)
{
if (!isset($params['url'])) {
return $params;
}
// (pdo_)?sqlite3?:///... => (pdo_)?sqlite3?://localhost/... or else the URL will be invalid
$url = preg_replace('#^((?:pdo_)?sqlite3?):///#', '$1://localhost/', $params['url']);
$url = parse_url($url);
if ($url === false) {
throw new DBALException('Malformed parameter "url".');
}
if (isset($url['scheme'])) {
$params['driver'] = str_replace('-', '_', $url['scheme']); // URL schemes must not contain underscores, but dashes are ok
if (isset(self::$driverSchemeAliases[$params['driver']])) {
$params['driver'] = self::$driverSchemeAliases[$params['driver']]; // use alias like "postgres", else we just let checkParams decide later if the driver exists (for literal "pdo-pgsql" etc)
}
}
if (isset($url['host'])) {
$params['host'] = $url['host'];
}
if (isset($url['port'])) {
$params['port'] = $url['port'];
}
if (isset($url['user'])) {
$params['user'] = $url['user'];
}
if (isset($url['pass'])) {
$params['password'] = $url['pass'];
}
if (isset($url['path'])) {
if (!isset($url['scheme']) || (strpos($url['scheme'], 'sqlite') !== false && $url['path'] == ':memory:')) {
$params['dbname'] = $url['path']; // if the URL was just "sqlite::memory:", which parses to scheme and path only
} else {
$params['dbname'] = substr($url['path'], 1); // strip the leading slash from the URL
}
}
if (isset($url['query'])) {
$query = array();
parse_str($url['query'], $query); // simply ingest query as extra params, e.g. charset or sslmode
$params = array_merge($params, $query); // parse_str wipes existing array elements
}
return $params;
}
}
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