annotate vendor/symfony/validator/Constraints/DateValidator.php @ 19:fa3358dc1485 tip

Add ndrum files
author Chris Cannam
date Wed, 28 Aug 2019 13:14:47 +0100
parents 129ea1e6d783
children
rev   line source
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 }