www.aleph1.co.uk Git - yaffs-website/blob - vendor/symfony/validator/Constraints/RangeValidator.php

   1 <?php
   2
   3 /*
   4  * This file is part of the Symfony package.
   5  *
   6  * (c) Fabien Potencier <fabien@symfony.com>
   7  *
   8  * For the full copyright and license information, please view the LICENSE
   9  * file that was distributed with this source code.
  10  */
  11
  12 namespace Symfony\Component\Validator\Constraints;
  13
  14 use Symfony\Component\Validator\Constraint;
  15 use Symfony\Component\Validator\ConstraintValidator;
  16 use Symfony\Component\Validator\Exception\UnexpectedTypeException;
  17
  18 /**
  19  * @author Bernhard Schussek <bschussek@gmail.com>
  20  */
  21 class RangeValidator extends ConstraintValidator
  22 {
  23     /**
  24      * {@inheritdoc}
  25      */
  26     public function validate($value, Constraint $constraint)
  27     {
  28         if (!$constraint instanceof Range) {
  29             throw new UnexpectedTypeException($constraint, __NAMESPACE__.'\Range');
  30         }
  31
  32         if (null === $value) {
  33             return;
  34         }
  35
  36         if (!is_numeric($value) && !$value instanceof \DateTimeInterface) {
  37             $this->context->buildViolation($constraint->invalidMessage)
  38                 ->setParameter('{{ value }}', $this->formatValue($value, self::PRETTY_DATE))
  39                 ->setCode(Range::INVALID_CHARACTERS_ERROR)
  40                 ->addViolation();
  41
  42             return;
  43         }
  44
  45         $min = $constraint->min;
  46         $max = $constraint->max;
  47
  48         // Convert strings to DateTimes if comparing another DateTime
  49         // This allows to compare with any date/time value supported by
  50         // the DateTime constructor:
  51         // http://php.net/manual/en/datetime.formats.php
  52         if ($value instanceof \DateTimeInterface) {
  53             if (is_string($min)) {
  54                 $min = new \DateTime($min);
  55             }
  56
  57             if (is_string($max)) {
  58                 $max = new \DateTime($max);
  59             }
  60         }
  61
  62         if (null !== $constraint->max && $value > $max) {
  63             $this->context->buildViolation($constraint->maxMessage)
  64                 ->setParameter('{{ value }}', $this->formatValue($value, self::PRETTY_DATE))
  65                 ->setParameter('{{ limit }}', $this->formatValue($max, self::PRETTY_DATE))
  66                 ->setCode(Range::TOO_HIGH_ERROR)
  67                 ->addViolation();
  68
  69             return;
  70         }
  71
  72         if (null !== $constraint->min && $value < $min) {
  73             $this->context->buildViolation($constraint->minMessage)
  74                 ->setParameter('{{ value }}', $this->formatValue($value, self::PRETTY_DATE))
  75                 ->setParameter('{{ limit }}', $this->formatValue($min, self::PRETTY_DATE))
  76                 ->setCode(Range::TOO_LOW_ERROR)
  77                 ->addViolation();
  78         }
  79     }
  80 }