Chris@0: <?php
Chris@0: 
Chris@0: /*
Chris@0:  * This file is part of the Symfony package.
Chris@0:  *
Chris@0:  * (c) Fabien Potencier <fabien@symfony.com>
Chris@0:  *
Chris@0:  * For the full copyright and license information, please view the LICENSE
Chris@0:  * file that was distributed with this source code.
Chris@0:  */
Chris@0: 
Chris@0: namespace Symfony\Component\Serializer\Normalizer;
Chris@0: 
Chris@0: use Symfony\Component\Serializer\SerializerAwareInterface;
Chris@0: use Symfony\Component\Serializer\SerializerAwareTrait;
Chris@0: 
Chris@0: /**
Chris@0:  * @author Jordi Boggiano <j.boggiano@seld.be>
Chris@0:  */
Chris@0: class CustomNormalizer implements NormalizerInterface, DenormalizerInterface, SerializerAwareInterface
Chris@0: {
Chris@14:     use ObjectToPopulateTrait;
Chris@0:     use SerializerAwareTrait;
Chris@0: 
Chris@17:     private $cache = [];
Chris@14: 
Chris@0:     /**
Chris@0:      * {@inheritdoc}
Chris@0:      */
Chris@17:     public function normalize($object, $format = null, array $context = [])
Chris@0:     {
Chris@0:         return $object->normalize($this->serializer, $format, $context);
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * {@inheritdoc}
Chris@0:      */
Chris@17:     public function denormalize($data, $class, $format = null, array $context = [])
Chris@0:     {
Chris@14:         $object = $this->extractObjectToPopulate($class, $context) ?: new $class();
Chris@0:         $object->denormalize($this->serializer, $data, $format, $context);
Chris@0: 
Chris@0:         return $object;
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * Checks if the given class implements the NormalizableInterface.
Chris@0:      *
Chris@0:      * @param mixed  $data   Data to normalize
Chris@0:      * @param string $format The format being (de-)serialized from or into
Chris@0:      *
Chris@0:      * @return bool
Chris@0:      */
Chris@0:     public function supportsNormalization($data, $format = null)
Chris@0:     {
Chris@0:         return $data instanceof NormalizableInterface;
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@14:      * Checks if the given class implements the DenormalizableInterface.
Chris@0:      *
Chris@0:      * @param mixed  $data   Data to denormalize from
Chris@0:      * @param string $type   The class to which the data should be denormalized
Chris@0:      * @param string $format The format being deserialized from
Chris@0:      *
Chris@0:      * @return bool
Chris@0:      */
Chris@0:     public function supportsDenormalization($data, $type, $format = null)
Chris@0:     {
Chris@14:         if (isset($this->cache[$type])) {
Chris@14:             return $this->cache[$type];
Chris@0:         }
Chris@0: 
Chris@14:         if (!class_exists($type)) {
Chris@14:             return $this->cache[$type] = false;
Chris@14:         }
Chris@14: 
Chris@14:         return $this->cache[$type] = is_subclass_of($type, 'Symfony\Component\Serializer\Normalizer\DenormalizableInterface');
Chris@0:     }
Chris@0: }