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<?php
namespace Doctrine\DBAL\Portability;
use Doctrine\DBAL\ColumnCase;
use Doctrine\DBAL\Connection as DBALConnection;
use Doctrine\DBAL\Driver as DriverInterface;
use Doctrine\DBAL\Driver\API\ExceptionConverter;
use Doctrine\DBAL\Driver\PDO;
use Doctrine\DBAL\Platforms\AbstractPlatform;
use const CASE_LOWER;
use const CASE_UPPER;
final class Driver implements DriverInterface
{
/** @var DriverInterface */
private $driver;
/** @var int */
private $mode;
/** @var int */
private $case;
public function __construct(DriverInterface $driver, int $mode, int $case)
{
$this->driver = $driver;
$this->mode = $mode;
$this->case = $case;
}
/**
* {@inheritDoc}
*/
public function connect(array $params)
{
$connection = $this->driver->connect($params);
$portability = (new OptimizeFlags())(
$this->getDatabasePlatform(),
$this->mode
);
$case = 0;
if ($this->case !== 0 && ($portability & Connection::PORTABILITY_FIX_CASE) !== 0) {
if ($connection instanceof PDO\Connection) {
// make use of c-level support for case handling
$portability &= ~Connection::PORTABILITY_FIX_CASE;
$connection->getWrappedConnection()->setAttribute(\PDO::ATTR_CASE, $this->case);
} else {
$case = $this->case === ColumnCase::LOWER ? CASE_LOWER : CASE_UPPER;
}
}
$convertEmptyStringToNull = ($portability & Connection::PORTABILITY_EMPTY_TO_NULL) !== 0;
$rightTrimString = ($portability & Connection::PORTABILITY_RTRIM) !== 0;
if (! $convertEmptyStringToNull && ! $rightTrimString && $case === 0) {
return $connection;
}
return new Connection(
$connection,
new Converter($convertEmptyStringToNull, $rightTrimString, $case)
);
}
/**
* {@inheritDoc}
*/
public function getDatabasePlatform()
{
return $this->driver->getDatabasePlatform();
}
/**
* {@inheritDoc}
*/
public function getSchemaManager(DBALConnection $conn, AbstractPlatform $platform)
{
return $this->driver->getSchemaManager($conn, $platform);
}
public function getExceptionConverter(): ExceptionConverter
{
return $this->driver->getExceptionConverter();
}
}