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