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- <?php
-
- namespace Sensio\Bundle\FrameworkExtraBundle\Request\ParamConverter;
-
- use Sensio\Bundle\FrameworkExtraBundle\Configuration\ConfigurationInterface;
- use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
- use Symfony\Component\HttpFoundation\Request;
- use Symfony\Bundle\DoctrineBundle\Registry;
-
- use Doctrine\ORM\NoResultException;
- use Doctrine\ORM\Mapping\MappingException;
-
- /*
- * This file is part of the Symfony framework.
- *
- * (c) Fabien Potencier <fabien@symfony.com>
- *
- * This source file is subject to the MIT license that is bundled
- * with this source code in the file LICENSE.
- */
-
- /**
- * DoctrineConverter.
- *
- * @author Fabien Potencier <fabien@symfony.com>
- */
- class DoctrineParamConverter implements ParamConverterInterface
- {
- protected $registry;
-
- public function __construct(Registry $registry = null)
- {
- $this->registry = $registry;
- }
-
- public function apply(Request $request, ConfigurationInterface $configuration)
- {
- $class = $configuration->getClass();
- $options = $this->getOptions($configuration);
-
- // find by identifier?
- if (false === $object = $this->find($class, $request, $options)) {
- // find by criteria
- if (false === $object = $this->findOneBy($class, $request, $options)) {
- throw new \LogicException('Unable to guess how to get a Doctrine instance from the request information.');
- }
- }
-
- if (null === $object && false === $configuration->isOptional()) {
- throw new NotFoundHttpException(sprintf('%s object not found.', $class));
- }
-
- $request->attributes->set($configuration->getName(), $object);
- }
-
- protected function find($class, Request $request, $options)
- {
- if (!$request->attributes->has('id')) {
- return false;
- }
-
- return $this->registry->getRepository($class, $options['entity_manager'])->find($request->attributes->get('id'));
- }
-
- protected function findOneBy($class, Request $request, $options)
- {
- $criteria = array();
- $metadata = $this->registry->getEntityManager($options['entity_manager'])->getClassMetadata($class);
- foreach ($request->attributes->all() as $key => $value) {
- if ($metadata->hasField($key)) {
- $criteria[$key] = $value;
- }
- }
-
- if (!$criteria) {
- return false;
- }
-
- return $this->registry->getRepository($class, $options['entity_manager'])->findOneBy($criteria);
- }
-
- public function supports(ConfigurationInterface $configuration)
- {
- if (null === $this->registry) {
- return false;
- }
-
- if (null === $configuration->getClass()) {
- return false;
- }
-
- $options = $this->getOptions($configuration);
-
- // Doctrine Entity?
- try {
- $this->registry->getEntityManager($options['entity_manager'])->getClassMetadata($configuration->getClass());
-
- return true;
- } catch (MappingException $e) {
- return false;
- }
- }
-
- protected function getOptions(ConfigurationInterface $configuration)
- {
- return array_replace(array(
- 'entity_manager' => null,
- ), $configuration->getOptions());
- }
- }
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