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<?php
/*
* This file is part of the API Platform project.
*
* (c) Kévin Dunglas <dunglas@gmail.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
declare(strict_types=1);
namespace ApiPlatform\Doctrine\Orm\State;
use ApiPlatform\Doctrine\Orm\Extension\QueryItemExtensionInterface;
use ApiPlatform\Doctrine\Orm\Extension\QueryResultItemExtensionInterface;
use ApiPlatform\Doctrine\Orm\Util\QueryNameGenerator;
use ApiPlatform\Exception\RuntimeException;
use ApiPlatform\Metadata\Operation;
use ApiPlatform\Metadata\Resource\Factory\ResourceMetadataCollectionFactoryInterface;
use ApiPlatform\State\ProviderInterface;
use Doctrine\ORM\EntityManagerInterface;
use Doctrine\ORM\EntityRepository;
use Doctrine\Persistence\ManagerRegistry;
/**
* Item state provider using the Doctrine ORM.
*
* @author Kévin Dunglas <kevin@dunglas.fr>
* @author Samuel ROZE <samuel.roze@gmail.com>
*/
final class ItemProvider implements ProviderInterface
{
use LinksHandlerTrait;
private $resourceMetadataCollectionFactory;
private $managerRegistry;
private $itemExtensions;
/**
* @param QueryItemExtensionInterface[] $itemExtensions
*/
public function __construct(ResourceMetadataCollectionFactoryInterface $resourceMetadataCollectionFactory, ManagerRegistry $managerRegistry, iterable $itemExtensions = [])
{
$this->resourceMetadataCollectionFactory = $resourceMetadataCollectionFactory;
$this->managerRegistry = $managerRegistry;
$this->itemExtensions = $itemExtensions;
}
public function provide(Operation $operation, array $uriVariables = [], array $context = [])
{
$resourceClass = $operation->getClass();
/** @var EntityManagerInterface $manager */
$manager = $this->managerRegistry->getManagerForClass($resourceClass);
$fetchData = $context['fetch_data'] ?? true;
if (!$fetchData) {
return $manager->getReference($resourceClass, $uriVariables);
}
/** @var EntityRepository $repository */
$repository = $manager->getRepository($resourceClass);
if (!method_exists($repository, 'createQueryBuilder')) {
throw new RuntimeException('The repository class must have a "createQueryBuilder" method.');
}
$queryBuilder = $repository->createQueryBuilder('o');
$queryNameGenerator = new QueryNameGenerator();
$this->handleLinks($queryBuilder, $uriVariables, $queryNameGenerator, $context, $resourceClass, $operation);
foreach ($this->itemExtensions as $extension) {
$extension->applyToItem($queryBuilder, $queryNameGenerator, $resourceClass, $uriVariables, $operation, $context);
if ($extension instanceof QueryResultItemExtensionInterface && $extension->supportsResult($resourceClass, $operation, $context)) {
return $extension->getResult($queryBuilder, $resourceClass, $operation, $context);
}
}
return $queryBuilder->getQuery()->getOneOrNullResult();
}
}