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     /**
  30      * @var Reader
  31      */
  32     protected $reader;
  33
  34     public function __construct(Reader $reader)
  35     {
  36         $this->reader = $reader;
  37     }
  38
  39     /**
  40      * {@inheritdoc}
  41      */
  42     public function loadClassMetadata(ClassMetadata $metadata)
  43     {
  44         $reflClass = $metadata->getReflectionClass();
  45         $className = $reflClass->name;
  46         $success = false;
  47
  48         foreach ($this->reader->getClassAnnotations($reflClass) as $constraint) {
  49             if ($constraint instanceof GroupSequence) {
  50                 $metadata->setGroupSequence($constraint->groups);
  51             } elseif ($constraint instanceof GroupSequenceProvider) {
  52                 $metadata->setGroupSequenceProvider(true);
  53             } elseif ($constraint instanceof Constraint) {
  54                 $metadata->addConstraint($constraint);
  55             }
  56
  57             $success = true;
  58         }
  59
  60         foreach ($reflClass->getProperties() as $property) {
  61             if ($property->getDeclaringClass()->name === $className) {
  62                 foreach ($this->reader->getPropertyAnnotations($property) as $constraint) {
  63                     if ($constraint instanceof Constraint) {
  64                         $metadata->addPropertyConstraint($property->name, $constraint);
  65                     }
  66
  67                     $success = true;
  68                 }
  69             }
  70         }
  71
  72         foreach ($reflClass->getMethods() as $method) {
  73             if ($method->getDeclaringClass()->name === $className) {
  74                 foreach ($this->reader->getMethodAnnotations($method) as $constraint) {
  75                     if ($constraint instanceof Callback) {
  76                         $constraint->callback = $method->getName();
  77
  78                         $metadata->addConstraint($constraint);
  79                     } elseif ($constraint instanceof Constraint) {
  80                         if (preg_match('/^(get|is|has)(.+)$/i', $method->name, $matches)) {
  81                             $metadata->addGetterMethodConstraint(lcfirst($matches[2]), $matches[0], $constraint);
  82                         } else {
  83                             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));
  84                         }
  85                     }
  86
  87                     $success = true;
  88                 }
  89             }
  90         }
  91
  92         return $success;
  93     }
  94 }