要在Api Platform 2.5中仅当当前实体嵌套时执行collectionOperations,你可以使用自定义操作(custom operations)来实现。下面是一个示例解决方法:
resourceMetadataFactory = $resourceMetadataFactory;
$this->managerRegistry = $managerRegistry;
}
public function __invoke($data, string $resourceClass, string $operationName)
{
$resourceMetadata = $this->resourceMetadataFactory->create($resourceClass);
// 获取当前实体的嵌套关联
$nestedAssociations = $resourceMetadata->getNestedPropertySchema();
if (null === $nestedAssociations || empty($nestedAssociations)) {
throw new ResourceClassNotSupportedException();
}
// 当前实体嵌套时执行collectionOperations
if ($operationName === 'get' && isset($nestedAssociations[$operationName])) {
$manager = $this->managerRegistry->getManagerForClass($resourceClass);
$repository = $manager->getRepository($resourceClass);
$queryBuilder = $repository->createQueryBuilder('o');
// 添加自定义查询逻辑
// 例如:$queryBuilder->andWhere('o.nestedProperty = :nestedProperty')->setParameter('nestedProperty', $data->getNestedProperty());
return $queryBuilder->getQuery()->getResult();
}
throw new ResourceClassNotSupportedException();
}
}
services:
App\Api\Operation\NestedCollectionOperation:
tags:
- { name: 'api_platform.operation' }
use App\Api\Operation\NestedCollectionOperation;
/**
* @ApiResource(
* collectionOperations={
* "get"={
* "method"="GET",
* "path"="/nested_entities",
* "controller"=NestedCollectionOperation::class,
* "defaults"={"_api_receive"=false},
* },
* },
* itemOperations={},
* )
*/
class NestedEntity
{
// ...
}
请注意,示例代码中的自定义操作假设你已经配置好了数据库连接和实体的嵌套关联。你需要根据你的实际需求进行相应的修改和调整。