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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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declare(strict_types=1); |
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namespace ApiPlatform\Core\Bridge\Doctrine\Orm\Extension; |
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use ApiPlatform\Core\Bridge\Doctrine\Orm\AbstractPaginator; |
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use ApiPlatform\Core\Bridge\Doctrine\Orm\Paginator; |
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use ApiPlatform\Core\Bridge\Doctrine\Orm\Util\QueryChecker; |
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use ApiPlatform\Core\Bridge\Doctrine\Orm\Util\QueryNameGeneratorInterface; |
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use ApiPlatform\Core\DataProvider\Pagination; |
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use ApiPlatform\Core\Exception\InvalidArgumentException; |
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use ApiPlatform\Core\Metadata\Resource\Factory\ResourceMetadataFactoryInterface; |
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use Doctrine\Common\Persistence\ManagerRegistry; |
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use Doctrine\ORM\QueryBuilder; |
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use Doctrine\ORM\Tools\Pagination\Paginator as DoctrineOrmPaginator; |
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use Symfony\Component\HttpFoundation\RequestStack; |
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/** |
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* Applies pagination on the Doctrine query for resource collection when enabled. |
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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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*/ |
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final class PaginationExtension implements ContextAwareQueryResultCollectionExtensionInterface |
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{ |
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private $managerRegistry; |
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private $resourceMetadataFactory; |
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private $pagination; |
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/** |
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* @param ResourceMetadataFactoryInterface|RequestStack $resourceMetadataFactory |
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* @param Pagination|ResourceMetadataFactoryInterface $pagination |
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*/ |
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public function __construct(ManagerRegistry $managerRegistry, /* ResourceMetadataFactoryInterface */ $resourceMetadataFactory, /* Pagination */ $pagination) |
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{ |
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if ($resourceMetadataFactory instanceof RequestStack && $pagination instanceof ResourceMetadataFactoryInterface) { |
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@trigger_error(sprintf('Passing an instance of "%s" as second argument of "%s" is deprecated since API Platform 2.4 and will not be possible anymore in API Platform 3. Pass an instance of "%s" instead.', RequestStack::class, self::class, ResourceMetadataFactoryInterface::class), E_USER_DEPRECATED); |
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@trigger_error(sprintf('Passing an instance of "%s" as third argument of "%s" is deprecated since API Platform 2.4 and will not be possible anymore in API Platform 3. Pass an instance of "%s" instead.', ResourceMetadataFactoryInterface::class, self::class, Pagination::class), E_USER_DEPRECATED); |
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$requestStack = $resourceMetadataFactory; |
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$resourceMetadataFactory = $pagination; |
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$legacyPaginationArgs = [ |
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3 => ['arg_name' => 'enabled', 'option_name' => 'enabled', 'type' => 'bool', 'default' => true], |
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4 => ['arg_name' => 'clientEnabled', 'option_name' => 'client_enabled', 'type' => 'bool', 'default' => false], |
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5 => ['arg_name' => 'clientItemsPerPage', 'option_name' => 'client_items_per_page', 'type' => 'bool', 'default' => false], |
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6 => ['arg_name' => 'itemsPerPage', 'option_name' => 'items_per_page', 'type' => 'int', 'default' => 30], |
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7 => ['arg_name' => 'pageParameterName', 'option_name' => 'page_parameter_name', 'type' => 'string', 'default' => 'page'], |
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8 => ['arg_name' => 'enabledParameterName', 'option_name' => 'enabled_parameter_name', 'type' => 'string', 'default' => 'pagination'], |
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9 => ['arg_name' => 'itemsPerPageParameterName', 'option_name' => 'items_per_page_parameter_name', 'type' => 'string', 'default' => 'itemsPerPage'], |
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10 => ['arg_name' => 'maximumItemPerPage', 'option_name' => 'maximum_items_per_page', 'type' => 'int', 'default' => null], |
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11 => ['arg_name' => 'partial', 'option_name' => 'partial', 'type' => 'bool', 'default' => false], |
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12 => ['arg_name' => 'clientPartial', 'option_name' => 'client_partial', 'type' => 'bool', 'default' => false], |
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13 => ['arg_name' => 'partialParameterName', 'option_name' => 'partial_parameter_name', 'type' => 'string', 'default' => 'partial'], |
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]; |
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$paginationOptions = array_column($legacyPaginationArgs, 'default', 'option_name'); |
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if (0 < \count($legacyArgs = \array_slice(\func_get_args(), 3, null, true))) { |
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@trigger_error(sprintf('Passing "$%s" arguments is deprecated since API Platform 2.4 and will not be possible anymore in API Platform 3. Pass an instance of "%s" as third argument instead.', implode('", "$', array_column($legacyPaginationArgs, 'arg_name')), Paginator::class), E_USER_DEPRECATED); |
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foreach ($legacyArgs as $pos => $arg) { |
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[ |
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'arg_name' => $argName, |
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'option_name' => $optionName, |
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'type' => $type, |
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'default' => $default, |
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] = $legacyPaginationArgs[$pos]; |
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if (!((null === $default && null === $arg) || \call_user_func("is_{$type}", $arg))) { |
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throw new InvalidArgumentException(sprintf('The "$%s" argument is expected to be a %s%s.', $argName, $type, null === $default ? ' or null' : '')); |
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} |
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$paginationOptions[$optionName] = $arg; |
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} |
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} |
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$pagination = new Pagination($requestStack, $resourceMetadataFactory, $paginationOptions); |
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} elseif (!$resourceMetadataFactory instanceof ResourceMetadataFactoryInterface) { |
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throw new InvalidArgumentException(sprintf('The "$resourceMetadataFactory" argument is expected to be an implementation of the "%s" interface.', ResourceMetadataFactoryInterface::class)); |
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} elseif (!$pagination instanceof Pagination) { |
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throw new InvalidArgumentException(sprintf('The "$pagination" argument is expected to be an instance of the "%s" class.', Pagination::class)); |
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} |
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$this->managerRegistry = $managerRegistry; |
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$this->resourceMetadataFactory = $resourceMetadataFactory; |
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$this->pagination = $pagination; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function applyToCollection(QueryBuilder $queryBuilder, QueryNameGeneratorInterface $queryNameGenerator, string $resourceClass = null, string $operationName = null, array $context = []) |
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{ |
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if (null === $resourceClass) { |
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throw new InvalidArgumentException('The "$resourceClass" parameter must not be null'); |
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} |
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if (!$this->pagination->isEnabled($resourceClass, $operationName)) { |
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return; |
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} |
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[, $offset, $limit] = $this->pagination->getPagination($resourceClass, $operationName); |
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$queryBuilder |
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->setFirstResult($offset) |
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->setMaxResults($limit); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function supportsResult(string $resourceClass, string $operationName = null, array $context = []): bool |
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{ |
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return $this->pagination->isEnabled($resourceClass, $operationName); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getResult(QueryBuilder $queryBuilder, string $resourceClass = null, string $operationName = null, array $context = []) |
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{ |
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$doctrineOrmPaginator = new DoctrineOrmPaginator($queryBuilder, $this->useFetchJoinCollection($queryBuilder, $resourceClass, $operationName)); |
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$doctrineOrmPaginator->setUseOutputWalkers($this->useOutputWalkers($queryBuilder)); |
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if ($this->pagination->isPartialEnabled($resourceClass, $operationName)) { |
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return new class($doctrineOrmPaginator) extends AbstractPaginator { |
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}; |
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} |
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return new Paginator($doctrineOrmPaginator); |
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} |
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/** |
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* Determines whether the Paginator should fetch join collections, if the root entity uses composite identifiers it should not. |
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* |
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* @see https://github.com/doctrine/doctrine2/issues/2910 |
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*/ |
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private function useFetchJoinCollection(QueryBuilder $queryBuilder, string $resourceClass = null, string $operationName = null): bool |
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{ |
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if (QueryChecker::hasRootEntityWithCompositeIdentifier($queryBuilder, $this->managerRegistry)) { |
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return false; |
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} |
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if (null === $resourceClass) { |
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return true; |
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} |
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$resourceMetadata = $this->resourceMetadataFactory->create($resourceClass); |
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return $resourceMetadata->getCollectionOperationAttribute($operationName, 'pagination_fetch_join_collection', true, true); |
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} |
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/** |
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* Determines whether output walkers should be used. |
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*/ |
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private function useOutputWalkers(QueryBuilder $queryBuilder): bool |
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{ |
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/* |
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* "Cannot count query that uses a HAVING clause. Use the output walkers for pagination" |
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* |
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* @see https://github.com/doctrine/doctrine2/blob/900b55d16afdcdeb5100d435a7166d3a425b9873/lib/Doctrine/ORM/Tools/Pagination/CountWalker.php#L50 |
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*/ |
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if (QueryChecker::hasHavingClause($queryBuilder)) { |
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return true; |
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} |
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/* |
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* "Paginating an entity with foreign key as identifier only works when using the Output Walkers. Call Paginator#setUseOutputWalkers(true) before iterating the paginator." |
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* |
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* @see https://github.com/doctrine/doctrine2/blob/900b55d16afdcdeb5100d435a7166d3a425b9873/lib/Doctrine/ORM/Tools/Pagination/LimitSubqueryWalker.php#L87 |
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*/ |
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if (QueryChecker::hasRootEntityWithForeignKeyIdentifier($queryBuilder, $this->managerRegistry)) { |
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return true; |
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} |
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/* |
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* "Cannot select distinct identifiers from query with LIMIT and ORDER BY on a column from a fetch joined to-many association. Use output walkers." |
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* |
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* @see https://github.com/doctrine/doctrine2/blob/900b55d16afdcdeb5100d435a7166d3a425b9873/lib/Doctrine/ORM/Tools/Pagination/LimitSubqueryWalker.php#L149 |
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*/ |
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if ( |
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QueryChecker::hasMaxResults($queryBuilder) && |
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QueryChecker::hasOrderByOnToManyJoin($queryBuilder, $this->managerRegistry) |
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) { |
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return true; |
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} |
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/* |
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* When using composite identifiers pagination will need Output walkers |
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*/ |
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if (QueryChecker::hasRootEntityWithCompositeIdentifier($queryBuilder, $this->managerRegistry)) { |
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return true; |
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} |
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// Disable output walkers by default (performance) |
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return false; |
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} |
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} |
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