Chris@0: <?php
Chris@0: 
Chris@0: /*
Chris@0:  * This file is part of the Symfony package.
Chris@0:  *
Chris@0:  * (c) Fabien Potencier <fabien@symfony.com>
Chris@0:  *
Chris@0:  * For the full copyright and license information, please view the LICENSE
Chris@0:  * file that was distributed with this source code.
Chris@0:  */
Chris@0: 
Chris@0: namespace Symfony\Component\Validator\Constraints;
Chris@0: 
Chris@0: use Symfony\Component\Validator\Constraint;
Chris@0: use Symfony\Component\Validator\ConstraintValidator;
Chris@0: use Symfony\Component\Validator\Exception\UnexpectedTypeException;
Chris@0: 
Chris@0: /**
Chris@0:  * @author Bernhard Schussek <bschussek@gmail.com>
Chris@0:  */
Chris@0: class RangeValidator extends ConstraintValidator
Chris@0: {
Chris@0:     /**
Chris@0:      * {@inheritdoc}
Chris@0:      */
Chris@0:     public function validate($value, Constraint $constraint)
Chris@0:     {
Chris@0:         if (!$constraint instanceof Range) {
Chris@0:             throw new UnexpectedTypeException($constraint, __NAMESPACE__.'\Range');
Chris@0:         }
Chris@0: 
Chris@0:         if (null === $value) {
Chris@0:             return;
Chris@0:         }
Chris@0: 
Chris@0:         if (!is_numeric($value) && !$value instanceof \DateTimeInterface) {
Chris@0:             $this->context->buildViolation($constraint->invalidMessage)
Chris@0:                 ->setParameter('{{ value }}', $this->formatValue($value, self::PRETTY_DATE))
Chris@0:                 ->setCode(Range::INVALID_CHARACTERS_ERROR)
Chris@0:                 ->addViolation();
Chris@0: 
Chris@0:             return;
Chris@0:         }
Chris@0: 
Chris@0:         $min = $constraint->min;
Chris@0:         $max = $constraint->max;
Chris@0: 
Chris@0:         // Convert strings to DateTimes if comparing another DateTime
Chris@0:         // This allows to compare with any date/time value supported by
Chris@0:         // the DateTime constructor:
Chris@0:         // http://php.net/manual/en/datetime.formats.php
Chris@0:         if ($value instanceof \DateTimeInterface) {
Chris@17:             if (\is_string($min)) {
Chris@0:                 $min = new \DateTime($min);
Chris@0:             }
Chris@0: 
Chris@17:             if (\is_string($max)) {
Chris@0:                 $max = new \DateTime($max);
Chris@0:             }
Chris@0:         }
Chris@0: 
Chris@0:         if (null !== $constraint->max && $value > $max) {
Chris@0:             $this->context->buildViolation($constraint->maxMessage)
Chris@0:                 ->setParameter('{{ value }}', $this->formatValue($value, self::PRETTY_DATE))
Chris@0:                 ->setParameter('{{ limit }}', $this->formatValue($max, self::PRETTY_DATE))
Chris@0:                 ->setCode(Range::TOO_HIGH_ERROR)
Chris@0:                 ->addViolation();
Chris@0: 
Chris@0:             return;
Chris@0:         }
Chris@0: 
Chris@0:         if (null !== $constraint->min && $value < $min) {
Chris@0:             $this->context->buildViolation($constraint->minMessage)
Chris@0:                 ->setParameter('{{ value }}', $this->formatValue($value, self::PRETTY_DATE))
Chris@0:                 ->setParameter('{{ limit }}', $this->formatValue($min, self::PRETTY_DATE))
Chris@0:                 ->setCode(Range::TOO_LOW_ERROR)
Chris@0:                 ->addViolation();
Chris@0:         }
Chris@0:     }
Chris@0: }