Chris@0
|
1 <?php
|
Chris@0
|
2
|
Chris@0
|
3 /*
|
Chris@0
|
4 * This file is part of the Symfony package.
|
Chris@0
|
5 *
|
Chris@0
|
6 * (c) Fabien Potencier <fabien@symfony.com>
|
Chris@0
|
7 *
|
Chris@0
|
8 * For the full copyright and license information, please view the LICENSE
|
Chris@0
|
9 * file that was distributed with this source code.
|
Chris@0
|
10 */
|
Chris@0
|
11
|
Chris@0
|
12 namespace Symfony\Component\Validator\Constraints;
|
Chris@0
|
13
|
Chris@0
|
14 use Symfony\Component\Validator\Constraint;
|
Chris@0
|
15 use Symfony\Component\Validator\ConstraintValidator;
|
Chris@0
|
16 use Symfony\Component\Validator\Exception\UnexpectedTypeException;
|
Chris@0
|
17
|
Chris@0
|
18 /**
|
Chris@0
|
19 * @author Bernhard Schussek <bschussek@gmail.com>
|
Chris@0
|
20 */
|
Chris@0
|
21 class DateValidator extends ConstraintValidator
|
Chris@0
|
22 {
|
Chris@0
|
23 const PATTERN = '/^(\d{4})-(\d{2})-(\d{2})$/';
|
Chris@0
|
24
|
Chris@0
|
25 /**
|
Chris@0
|
26 * Checks whether a date is valid.
|
Chris@0
|
27 *
|
Chris@0
|
28 * @param int $year The year
|
Chris@0
|
29 * @param int $month The month
|
Chris@0
|
30 * @param int $day The day
|
Chris@0
|
31 *
|
Chris@0
|
32 * @return bool Whether the date is valid
|
Chris@0
|
33 *
|
Chris@0
|
34 * @internal
|
Chris@0
|
35 */
|
Chris@0
|
36 public static function checkDate($year, $month, $day)
|
Chris@0
|
37 {
|
Chris@0
|
38 return checkdate($month, $day, $year);
|
Chris@0
|
39 }
|
Chris@0
|
40
|
Chris@0
|
41 /**
|
Chris@0
|
42 * {@inheritdoc}
|
Chris@0
|
43 */
|
Chris@0
|
44 public function validate($value, Constraint $constraint)
|
Chris@0
|
45 {
|
Chris@0
|
46 if (!$constraint instanceof Date) {
|
Chris@0
|
47 throw new UnexpectedTypeException($constraint, __NAMESPACE__.'\Date');
|
Chris@0
|
48 }
|
Chris@0
|
49
|
Chris@0
|
50 if (null === $value || '' === $value || $value instanceof \DateTimeInterface) {
|
Chris@0
|
51 return;
|
Chris@0
|
52 }
|
Chris@0
|
53
|
Chris@17
|
54 if (!is_scalar($value) && !(\is_object($value) && method_exists($value, '__toString'))) {
|
Chris@0
|
55 throw new UnexpectedTypeException($value, 'string');
|
Chris@0
|
56 }
|
Chris@0
|
57
|
Chris@0
|
58 $value = (string) $value;
|
Chris@0
|
59
|
Chris@0
|
60 if (!preg_match(static::PATTERN, $value, $matches)) {
|
Chris@0
|
61 $this->context->buildViolation($constraint->message)
|
Chris@0
|
62 ->setParameter('{{ value }}', $this->formatValue($value))
|
Chris@0
|
63 ->setCode(Date::INVALID_FORMAT_ERROR)
|
Chris@0
|
64 ->addViolation();
|
Chris@0
|
65
|
Chris@0
|
66 return;
|
Chris@0
|
67 }
|
Chris@0
|
68
|
Chris@0
|
69 if (!self::checkDate($matches[1], $matches[2], $matches[3])) {
|
Chris@0
|
70 $this->context->buildViolation($constraint->message)
|
Chris@0
|
71 ->setParameter('{{ value }}', $this->formatValue($value))
|
Chris@0
|
72 ->setCode(Date::INVALID_DATE_ERROR)
|
Chris@0
|
73 ->addViolation();
|
Chris@0
|
74 }
|
Chris@0
|
75 }
|
Chris@0
|
76 }
|