<?php
namespace Doctrine\DBAL\Portability;
use Doctrine\DBAL\ColumnCase;
use Doctrine\DBAL\Driver as DriverInterface;
use Doctrine\DBAL\Driver\Middleware\AbstractDriverMiddleware;
use LogicException;
use PDO;
use SensitiveParameter;
use function method_exists;
use const CASE_LOWER;
use const CASE_UPPER;
final class Driver extends AbstractDriverMiddleware
{
private int $mode;
private int $case;
public function __construct(DriverInterface $driver, int $mode, int $case)
{
parent::__construct($driver);
$this->mode = $mode;
$this->case = $case;
}
/**
* {@inheritDoc}
*/
public function connect(
#[SensitiveParameter]
array $params
) {
$connection = parent::connect($params);
$portability = (new OptimizeFlags())(
$this->getDatabasePlatform(),
$this->mode,
);
$case = null;
if ($this->case !== 0 && ($portability & Connection::PORTABILITY_FIX_CASE) !== 0) {
$nativeConnection = null;
if (method_exists($connection, 'getNativeConnection')) {
try {
$nativeConnection = $connection->getNativeConnection();
} catch (LogicException $e) {
}
}
if ($nativeConnection instanceof PDO) {
$portability &= ~Connection::PORTABILITY_FIX_CASE;
$nativeConnection->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 === null) {
return $connection;
}
return new Connection(
$connection,
new Converter($convertEmptyStringToNull, $rightTrimString, $case),
);
}
}