/
FixedDataTransformer.php
45 lines (35 loc) · 1.12 KB
/
FixedDataTransformer.php
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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Form\Tests\Fixtures;
use Symfony\Component\Form\DataTransformerInterface;
use Symfony\Component\Form\Exception\TransformationFailedException;
class FixedDataTransformer implements DataTransformerInterface
{
private $mapping;
public function __construct(array $mapping)
{
$this->mapping = $mapping;
}
public function transform($value)
{
if (!array_key_exists($value, $this->mapping)) {
throw new TransformationFailedException(sprintf('No mapping for value "%s"', $value));
}
return $this->mapping[$value];
}
public function reverseTransform($value)
{
$result = array_search($value, $this->mapping, true);
if ($result === false) {
throw new TransformationFailedException(sprintf('No reverse mapping for value "%s"', $value));
}
return $result;
}
}