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\Context\ExecutionContextInterface;
  15 use Symfony\Component\Validator\Constraint;
  16 use Symfony\Component\Validator\ConstraintValidator;
  17 use Symfony\Component\Validator\Exception\UnexpectedTypeException;
  18
  19 /**
  20  * @author Bernhard Schussek <bschussek@gmail.com>
  21  */
  22 class RangeValidator extends ConstraintValidator
  23 {
  24     /**
  25      * {@inheritdoc}
  26      */
  27     public function validate($value, Constraint $constraint)
  28     {
  29         if (!$constraint instanceof Range) {
  30             throw new UnexpectedTypeException($constraint, __NAMESPACE__.'\Range');
  31         }
  32
  33         if (null === $value) {
  34             return;
  35         }
  36
  37         if (!is_numeric($value) && !$value instanceof \DateTime && !$value instanceof \DateTimeInterface) {
  38             if ($this->context instanceof ExecutionContextInterface) {
  39                 $this->context->buildViolation($constraint->invalidMessage)
  40                     ->setParameter('{{ value }}', $this->formatValue($value, self::PRETTY_DATE))
  41                     ->setCode(Range::INVALID_CHARACTERS_ERROR)
  42                     ->addViolation();
  43             } else {
  44                 $this->buildViolation($constraint->invalidMessage)
  45                     ->setParameter('{{ value }}', $this->formatValue($value, self::PRETTY_DATE))
  46                     ->setCode(Range::INVALID_CHARACTERS_ERROR)
  47                     ->addViolation();
  48             }
  49
  50             return;
  51         }
  52
  53         $min = $constraint->min;
  54         $max = $constraint->max;
  55
  56         // Convert strings to DateTimes if comparing another DateTime
  57         // This allows to compare with any date/time value supported by
  58         // the DateTime constructor:
  59         // http://php.net/manual/en/datetime.formats.php
  60         if ($value instanceof \DateTime || $value instanceof \DateTimeInterface) {
  61             if (is_string($min)) {
  62                 $min = new \DateTime($min);
  63             }
  64
  65             if (is_string($max)) {
  66                 $max = new \DateTime($max);
  67             }
  68         }
  69
  70         if (null !== $constraint->max && $value > $max) {
  71             if ($this->context instanceof ExecutionContextInterface) {
  72                 $this->context->buildViolation($constraint->maxMessage)
  73                     ->setParameter('{{ value }}', $this->formatValue($value, self::PRETTY_DATE))
  74                     ->setParameter('{{ limit }}', $this->formatValue($max, self::PRETTY_DATE))
  75                     ->setCode(Range::TOO_HIGH_ERROR)
  76                     ->addViolation();
  77             } else {
  78                 $this->buildViolation($constraint->maxMessage)
  79                     ->setParameter('{{ value }}', $this->formatValue($value, self::PRETTY_DATE))
  80                     ->setParameter('{{ limit }}', $this->formatValue($max, self::PRETTY_DATE))
  81                     ->setCode(Range::TOO_HIGH_ERROR)
  82                     ->addViolation();
  83             }
  84
  85             return;
  86         }
  87
  88         if (null !== $constraint->min && $value < $min) {
  89             if ($this->context instanceof ExecutionContextInterface) {
  90                 $this->context->buildViolation($constraint->minMessage)
  91                     ->setParameter('{{ value }}', $this->formatValue($value, self::PRETTY_DATE))
  92                     ->setParameter('{{ limit }}', $this->formatValue($min, self::PRETTY_DATE))
  93                     ->setCode(Range::TOO_LOW_ERROR)
  94                     ->addViolation();
  95             } else {
  96                 $this->buildViolation($constraint->minMessage)
  97                     ->setParameter('{{ value }}', $this->formatValue($value, self::PRETTY_DATE))
  98                     ->setParameter('{{ limit }}', $this->formatValue($min, self::PRETTY_DATE))
  99                     ->setCode(Range::TOO_LOW_ERROR)
 100                     ->addViolation();
 101             }
 102         }
 103     }
 104 }