private function loadReferenceManyCollectionOwningSide(PersistentCollection $collection) { $hints = $collection->getHints(); $mapping = $collection->getMapping(); $groupedIds = array(); $sorted = isset($mapping['sort']) && $mapping['sort']; foreach ($collection->getMongoData() as $key => $reference) { if (isset($mapping['simple']) && $mapping['simple']) { $className = $mapping['targetDocument']; $mongoId = $reference; } else { $className = $this->uow->getClassNameForAssociation($mapping, $reference); $mongoId = $reference['$id']; } $id = $this->dm->getClassMetadata($className)->getPHPIdentifierValue($mongoId); // create a reference to the class and id $reference = $this->dm->getReference($className, $id); // no custom sort so add the references right now in the order they are embedded if (!$sorted) { if (CollectionHelper::isHash($mapping['strategy'])) { $collection->set($key, $reference); } else { $collection->add($reference); } } // only query for the referenced object if it is not already initialized or the collection is sorted if ($reference instanceof Proxy && !$reference->__isInitialized__ || $sorted) { $groupedIds[$className][] = $mongoId; } } foreach ($groupedIds as $className => $ids) { $class = $this->dm->getClassMetadata($className); $mongoCollection = $this->dm->getDocumentCollection($className); $criteria = $this->cm->merge(array('_id' => array('$in' => array_values($ids))), $this->dm->getFilterCollection()->getFilterCriteria($class), isset($mapping['criteria']) ? $mapping['criteria'] : array()); $criteria = $this->uow->getDocumentPersister($className)->prepareQueryOrNewObj($criteria); $cursor = $mongoCollection->find($criteria); if (isset($mapping['sort'])) { $cursor->sort($mapping['sort']); } if (isset($mapping['limit'])) { $cursor->limit($mapping['limit']); } if (isset($mapping['skip'])) { $cursor->skip($mapping['skip']); } if (!empty($hints[Query::HINT_SLAVE_OKAY])) { $cursor->slaveOkay(true); } if (!empty($hints[Query::HINT_READ_PREFERENCE])) { $cursor->setReadPreference($hints[Query::HINT_READ_PREFERENCE], $hints[Query::HINT_READ_PREFERENCE_TAGS]); } $documents = $cursor->toArray(false); foreach ($documents as $documentData) { $document = $this->uow->getById($documentData['_id'], $class); $data = $this->hydratorFactory->hydrate($document, $documentData); $this->uow->setOriginalDocumentData($document, $data); $document->__isInitialized__ = true; if ($sorted) { $collection->add($document); } } } }
/** * Adds identifiers from a PersistentCollection to $groupedIds. * * If the relation contains simple references, the mapping is assumed to * have a target document class defined. Without that, there is no way to * infer the class of the referenced documents. * * @param PersistentCollection $persistentCollection * @param array $groupedIds */ private function addManyReferences(PersistentCollection $persistentCollection, array &$groupedIds) { $mapping = $persistentCollection->getMapping(); if (!empty($mapping['simple'])) { $className = $mapping['targetDocument']; $class = $this->dm->getClassMetadata($className); } foreach ($persistentCollection->getMongoData() as $reference) { if (!empty($mapping['simple'])) { $id = $reference; } else { $id = $reference['$id']; $className = $this->uow->getClassNameForAssociation($mapping, $reference); $class = $this->dm->getClassMetadata($className); } $document = $this->uow->tryGetById($id, $class); if (!$document || $document instanceof Proxy && !$document->__isInitialized()) { $id = $class->getPHPIdentifierValue($id); $groupedIds[$className][serialize($id)] = $id; } } }