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<?php |
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/* |
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* This file is part of the API Platform project. |
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* |
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* (c) Kévin Dunglas <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace ApiPlatform\Core\Bridge\Doctrine\Orm; |
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use ApiPlatform\Core\Api\ItemDataProviderInterface; |
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use ApiPlatform\Core\Bridge\Doctrine\Orm\Extension\QueryItemExtensionInterface; |
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use ApiPlatform\Core\Exception\InvalidArgumentException; |
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use ApiPlatform\Core\Exception\ResourceClassNotSupportedException; |
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use ApiPlatform\Core\Metadata\Property\Factory\PropertyMetadataFactoryInterface; |
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use ApiPlatform\Core\Metadata\Property\Factory\PropertyNameCollectionFactoryInterface; |
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use Doctrine\Common\Persistence\ManagerRegistry; |
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use Doctrine\Common\Persistence\ObjectManager; |
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use Doctrine\ORM\EntityManagerInterface; |
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use Doctrine\ORM\EntityRepository; |
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use Doctrine\ORM\QueryBuilder; |
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/** |
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* Item data provider for the Doctrine ORM. |
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* |
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* @author Kévin Dunglas <[email protected]> |
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* @author Samuel ROZE <[email protected]> |
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* @author Théo FIDRY <[email protected]> |
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*/ |
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class ItemDataProvider implements ItemDataProviderInterface |
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{ |
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private $managerRegistry; |
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private $propertyNameCollectionFactory; |
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private $propertyMetadataFactory; |
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private $itemExtensions; |
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private $decoratedProvider; |
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/** |
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* @param ManagerRegistry $managerRegistry |
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* @param PropertyNameCollectionFactoryInterface $propertyNameCollectionFactory |
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* @param PropertyMetadataFactoryInterface $propertyMetadataFactory |
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* @param QueryItemExtensionInterface[] $itemExtensions |
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* @param ItemDataProviderInterface|null $decoratedProvider |
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*/ |
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public function __construct( |
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ManagerRegistry $managerRegistry, |
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PropertyNameCollectionFactoryInterface $propertyNameCollectionFactory, |
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PropertyMetadataFactoryInterface $propertyMetadataFactory, |
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array $itemExtensions = [], |
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ItemDataProviderInterface $decoratedProvider = null |
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) { |
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$this->managerRegistry = $managerRegistry; |
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$this->propertyNameCollectionFactory = $propertyNameCollectionFactory; |
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$this->propertyMetadataFactory = $propertyMetadataFactory; |
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$this->itemExtensions = $itemExtensions; |
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$this->decoratedProvider = $decoratedProvider; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getItem(string $resourceClass, $id, string $operationName = null, bool $fetchData = false) |
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{ |
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if (null !== $this->decoratedProvider) { |
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try { |
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return $this->decoratedProvider->getItem($resourceClass, $id, $operationName, $fetchData); |
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} catch (ResourceClassNotSupportedException $resourceClassNotSupportedException) { |
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// Ignore it |
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} |
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} |
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return $this->fallbackGetItem($resourceClass, $id, $operationName, $fetchData); |
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} |
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/** |
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* @param string $resourceClass |
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* @param int|string $id |
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* @param string|null $operationName |
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* @param bool $fetchData |
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* |
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* @return object |
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* @throws ResourceClassNotSupportedException |
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*/ |
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private function fallbackGetItem(string $resourceClass, $id, string $operationName = null, bool $fetchData = false) |
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{ |
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$manager = $this->getManagerForClass($resourceClass); |
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$identifiers = $this->getIdentifiers($resourceClass, $id); |
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if (!$fetchData || $manager instanceof EntityManagerInterface) { |
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return $manager->getReference($resourceClass, $identifiers); |
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} |
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$queryBuilder = $this->retrieveQueryBuilder($manager, $resourceClass); |
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$this->applyIdentifiersToQueryBuilder($queryBuilder, $identifiers); |
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foreach ($this->itemExtensions as $extension) { |
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$extension->applyToItem($queryBuilder, $resourceClass, $identifiers, $operationName); |
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} |
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return $queryBuilder->getQuery()->getOneOrNullResult(); |
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} |
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/** |
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* @param string $resourceClass |
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* |
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* @return ObjectManager |
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* @throws ResourceClassNotSupportedException |
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*/ |
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private function getManagerForClass(string $resourceClass) |
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{ |
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$manager = $this->managerRegistry->getManagerForClass($resourceClass); |
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if (null !== $manager) { |
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return $manager; |
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} |
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throw new ResourceClassNotSupportedException(); |
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} |
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/** |
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* @param string $resourceClass |
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* @param int|string $id |
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* |
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* @return array Identifier values with keys as property names |
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*/ |
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private function getIdentifiers(string $resourceClass, $id) |
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{ |
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$identifierValues = explode('-', $id); |
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$identifiers = []; |
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$i = 0; |
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foreach ($this->propertyNameCollectionFactory->create($resourceClass) as $propertyName) { |
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$propertyMetadata = $this->propertyMetadataFactory->create($resourceClass, $propertyName); |
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$identifier = $propertyMetadata->isIdentifier(); |
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if (null === $identifier || false === $identifier) { |
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continue; |
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} |
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if (!isset($identifierValues[$i])) { |
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throw new InvalidArgumentException(sprintf('Invalid identifier "%s".', $id)); |
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} |
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$identifiers[$propertyName] = $identifierValues[$i]; |
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++$i; |
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} |
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return $identifiers; |
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} |
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/** |
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* @param ObjectManager $resourceManager |
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* @param string $resourceClass |
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* |
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* @return \Doctrine\ORM\QueryBuilder |
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*/ |
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private function retrieveQueryBuilder(ObjectManager $resourceManager, string $resourceClass) |
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{ |
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$repository = $resourceManager->getRepository($resourceClass); |
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if ($repository instanceof EntityRepository) { |
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return $repository->createQueryBuilder('o'); |
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} |
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if ($resourceManager instanceof EntityManagerInterface) { |
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// TODO: check if $resourceClass is good here |
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return $resourceManager->createQueryBuilder() |
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->select('o') |
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->from($resourceClass, 'o'); |
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} |
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// TODO: handle this case |
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} |
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private function applyIdentifiersToQueryBuilder(QueryBuilder $queryBuilder, array $identifiers) |
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{ |
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foreach ($identifiers as $propertyName => $value) { |
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$placeholder = 'id_'.$propertyName; |
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$queryBuilder |
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->where($queryBuilder->expr()->eq('o.'.$propertyName, ':'.$placeholder)) |
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->setParameter($placeholder, $value); |
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} |
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} |
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} |
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api-platform /
core
