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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\Validator\Constraints;
use Symfony\Component\Validator\Constraint;
use Symfony\Component\Validator\ConstraintValidator;
/**
* @api
*/
class BlankValidator extends ConstraintValidator
{
/**
* Checks if the passed value is valid.
*
* @param mixed $value The value that should be validated
* @param Constraint $constraint The constraint for the validation
*
* @return Boolean Whether or not the value is valid
*
* @api
*/
public function isValid($value, Constraint $constraint)
{
if ('' !== $value && null !== $value) {
$this->setMessage($constraint->message, array('{{ value }}' => $value));
return false;
}
return true;
}
}
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