www.aleph1.co.uk Git - yaffs-website/blob - vendor/symfony/validator/Mapping/Loader/AnnotationLoader.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\Mapping\Loader;
  13
  14 use Doctrine\Common\Annotations\Reader;
  15 use Symfony\Component\Validator\Constraint;
  16 use Symfony\Component\Validator\Constraints\Callback;
  17 use Symfony\Component\Validator\Constraints\GroupSequence;
  18 use Symfony\Component\Validator\Constraints\GroupSequenceProvider;
  19 use Symfony\Component\Validator\Exception\MappingException;
  20 use Symfony\Component\Validator\Mapping\ClassMetadata;
  21
  22 /**
  23  * Loads validation metadata using a Doctrine annotation {@link Reader}.
  24  *
  25  * @author Bernhard Schussek <bschussek@gmail.com>
  26  */
  27 class AnnotationLoader implements LoaderInterface
  28 {
  29     protected $reader;
  30
  31     public function __construct(Reader $reader)
  32     {
  33         $this->reader = $reader;
  34     }
  35
  36     /**
  37      * {@inheritdoc}
  38      */
  39     public function loadClassMetadata(ClassMetadata $metadata)
  40     {
  41         $reflClass = $metadata->getReflectionClass();
  42         $className = $reflClass->name;
  43         $success = false;
  44
  45         foreach ($this->reader->getClassAnnotations($reflClass) as $constraint) {
  46             if ($constraint instanceof GroupSequence) {
  47                 $metadata->setGroupSequence($constraint->groups);
  48             } elseif ($constraint instanceof GroupSequenceProvider) {
  49                 $metadata->setGroupSequenceProvider(true);
  50             } elseif ($constraint instanceof Constraint) {
  51                 $metadata->addConstraint($constraint);
  52             }
  53
  54             $success = true;
  55         }
  56
  57         foreach ($reflClass->getProperties() as $property) {
  58             if ($property->getDeclaringClass()->name === $className) {
  59                 foreach ($this->reader->getPropertyAnnotations($property) as $constraint) {
  60                     if ($constraint instanceof Constraint) {
  61                         $metadata->addPropertyConstraint($property->name, $constraint);
  62                     }
  63
  64                     $success = true;
  65                 }
  66             }
  67         }
  68
  69         foreach ($reflClass->getMethods() as $method) {
  70             if ($method->getDeclaringClass()->name === $className) {
  71                 foreach ($this->reader->getMethodAnnotations($method) as $constraint) {
  72                     if ($constraint instanceof Callback) {
  73                         $constraint->callback = $method->getName();
  74
  75                         $metadata->addConstraint($constraint);
  76                     } elseif ($constraint instanceof Constraint) {
  77                         if (preg_match('/^(get|is|has)(.+)$/i', $method->name, $matches)) {
  78                             $metadata->addGetterMethodConstraint(lcfirst($matches[2]), $matches[0], $constraint);
  79                         } else {
  80                             throw new MappingException(sprintf('The constraint on "%s::%s" cannot be added. Constraints can only be added on methods beginning with "get", "is" or "has".', $className, $method->name));
  81                         }
  82                     }
  83
  84                     $success = true;
  85                 }
  86             }
  87         }
  88
  89         return $success;
  90     }
  91 }