42 lines
1.1 KiB
PHP
42 lines
1.1 KiB
PHP
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Validator\Constraints;
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use Symfony\Component\Validator\Constraint;
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use Symfony\Component\Validator\ConstraintValidator;
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use Symfony\Component\Validator\Exception\UnexpectedTypeException;
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class DateValidator extends ConstraintValidator
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{
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const PATTERN = '/^(\d{4})-(\d{2})-(\d{2})$/';
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public function isValid($value, Constraint $constraint)
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{
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if (null === $value || '' === $value) {
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return true;
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}
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if (!is_scalar($value) && !(is_object($value) && method_exists($value, '__toString()'))) {
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throw new UnexpectedTypeException($value, 'string');
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}
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$value = (string) $value;
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if (!preg_match(self::PATTERN, $value, $matches)) {
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$this->setMessage($constraint->message, array('{{ value }}' => $value));
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return false;
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}
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return checkdate($matches[2], $matches[3], $matches[1]);
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}
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} |