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   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\Serializer\Mapping\Loader;
  13
  14 use Doctrine\Common\Annotations\Reader;
  15 use Symfony\Component\Serializer\Annotation\Groups;
  16 use Symfony\Component\Serializer\Exception\MappingException;
  17 use Symfony\Component\Serializer\Mapping\AttributeMetadata;
  18 use Symfony\Component\Serializer\Mapping\ClassMetadataInterface;
  19
  20 /**
  21  * Annotation loader.
  22  *
  23  * @author Kévin Dunglas <dunglas@gmail.com>
  24  */
  25 class AnnotationLoader implements LoaderInterface
  26 {
  27     /**
  28      * @var Reader
  29      */
  30     private $reader;
  31
  32     /**
  33      * @param Reader $reader
  34      */
  35     public function __construct(Reader $reader)
  36     {
  37         $this->reader = $reader;
  38     }
  39
  40     /**
  41      * {@inheritdoc}
  42      */
  43     public function loadClassMetadata(ClassMetadataInterface $classMetadata)
  44     {
  45         $reflectionClass = $classMetadata->getReflectionClass();
  46         $className = $reflectionClass->name;
  47         $loaded = false;
  48
  49         $attributesMetadata = $classMetadata->getAttributesMetadata();
  50
  51         foreach ($reflectionClass->getProperties() as $property) {
  52             if (!isset($attributesMetadata[$property->name])) {
  53                 $attributesMetadata[$property->name] = new AttributeMetadata($property->name);
  54                 $classMetadata->addAttributeMetadata($attributesMetadata[$property->name]);
  55             }
  56
  57             if ($property->getDeclaringClass()->name === $className) {
  58                 foreach ($this->reader->getPropertyAnnotations($property) as $groups) {
  59                     if ($groups instanceof Groups) {
  60                         foreach ($groups->getGroups() as $group) {
  61                             $attributesMetadata[$property->name]->addGroup($group);
  62                         }
  63                     }
  64
  65                     $loaded = true;
  66                 }
  67             }
  68         }
  69
  70         foreach ($reflectionClass->getMethods() as $method) {
  71             if ($method->getDeclaringClass()->name === $className) {
  72                 foreach ($this->reader->getMethodAnnotations($method) as $groups) {
  73                     if ($groups instanceof Groups) {
  74                         if (preg_match('/^(get|is|has|set)(.+)$/i', $method->name, $matches)) {
  75                             $attributeName = lcfirst($matches[2]);
  76
  77                             if (isset($attributesMetadata[$attributeName])) {
  78                                 $attributeMetadata = $attributesMetadata[$attributeName];
  79                             } else {
  80                                 $attributesMetadata[$attributeName] = $attributeMetadata = new AttributeMetadata($attributeName);
  81                                 $classMetadata->addAttributeMetadata($attributeMetadata);
  82                             }
  83
  84                             foreach ($groups->getGroups() as $group) {
  85                                 $attributeMetadata->addGroup($group);
  86                             }
  87                         } else {
  88                             throw new MappingException(sprintf('Groups on "%s::%s" cannot be added. Groups can only be added on methods beginning with "get", "is", "has" or "set".', $className, $method->name));
  89                         }
  90                     }
  91
  92                     $loaded = true;
  93                 }
  94             }
  95         }
  96
  97         return $loaded;
  98     }
  99 }