www.aleph1.co.uk Git - yaffs-website/blob - vendor/symfony/validator/Constraints/TypeValidator.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 TypeValidator extends ConstraintValidator
  22 {
  23     /**
  24      * {@inheritdoc}
  25      */
  26     public function validate($value, Constraint $constraint)
  27     {
  28         if (!$constraint instanceof Type) {
  29             throw new UnexpectedTypeException($constraint, __NAMESPACE__.'\Type');
  30         }
  31
  32         if (null === $value) {
  33             return;
  34         }
  35
  36         $type = strtolower($constraint->type);
  37         $type = $type == 'boolean' ? 'bool' : $constraint->type;
  38         $isFunction = 'is_'.$type;
  39         $ctypeFunction = 'ctype_'.$type;
  40
  41         if (function_exists($isFunction) && $isFunction($value)) {
  42             return;
  43         } elseif (function_exists($ctypeFunction) && $ctypeFunction($value)) {
  44             return;
  45         } elseif ($value instanceof $constraint->type) {
  46             return;
  47         }
  48
  49         $this->context->buildViolation($constraint->message)
  50             ->setParameter('{{ value }}', $this->formatValue($value))
  51             ->setParameter('{{ type }}', $constraint->type)
  52             ->setCode(Type::INVALID_TYPE_ERROR)
  53             ->addViolation();
  54     }
  55 }