Current File : //opt/alt/php55/usr/share/pear/Symfony/Component/Validator/Constraints/DateValidator.php
<?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;
use Symfony\Component\Validator\Exception\UnexpectedTypeException;
/**
* @author Bernhard Schussek <bschussek@gmail.com>
*
* @api
*/
class DateValidator extends ConstraintValidator
{
const PATTERN = '/^(\d{4})-(\d{2})-(\d{2})$/';
/**
* {@inheritDoc}
*/
public function validate($value, Constraint $constraint)
{
if (null === $value || '' === $value || $value instanceof \DateTime) {
return;
}
if (!is_scalar($value) && !(is_object($value) && method_exists($value, '__toString'))) {
throw new UnexpectedTypeException($value, 'string');
}
$value = (string) $value;
if (!preg_match(static::PATTERN, $value, $matches) || !checkdate($matches[2], $matches[3], $matches[1])) {
$this->context->addViolation($constraint->message, array('{{ value }}' => $value));
}
}
}
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