public function __construct(EntityManager $em, $baseEntity, $targetEntityClass, RelationshipMetadata $relationshipMetadata, $initialEntity = null)
 {
     $this->finder = $relationshipMetadata->isRelationshipEntity() ? new RelationshipEntityFinder($em, $targetEntityClass, $relationshipMetadata, $baseEntity) : new RelationshipsFinder($em, $targetEntityClass, $relationshipMetadata);
     $this->em = $em;
     $this->collection = new Collection();
     $this->baseId = $this->em->getClassMetadataFor(get_class($baseEntity))->getIdValue($baseEntity);
     $this->initialEntity = $initialEntity;
     $this->baseEntityClass = get_class($baseEntity);
     $this->relationshipMetadata = $relationshipMetadata;
     $this->baseInstance = $baseEntity;
 }
 public function getDeleteRelationshipQuery($entityIdA, $entityIdB, RelationshipMetadata $relationship)
 {
     $relString = '';
     switch ($relationship->getDirection()) {
         case 'OUTGOING':
             $relString = '-[r:%s]->';
             break;
         case 'INCOMING':
             $relString = '<-[r:%s]-';
             break;
         case 'BOTH':
             $relString = '-[r:%s]-';
             break;
         default:
             throw new \InvalidArgumentException(sprintf('Direction "%s" is not valid', $relationship->getDirection()));
     }
     $relStringPart = sprintf($relString, $relationship->getType());
     $query = 'MATCH (a), (b) WHERE id(a) = {ida} AND id(b) = {idb}
     MATCH (a)' . $relStringPart . '(b)
     DELETE r';
     return Statement::create($query, ['ida' => $entityIdA, 'idb' => $entityIdB]);
 }
 public function hydrateRelationshipEntity(RelationshipEntityMetadata $reMetadata, array $reMap, NodeEntityMetadata $startNodeMetadata, NodeEntityMetadata $endNodeMetadata, $baseInstance, RelationshipMetadata $relationshipEntity, $pov = null)
 {
     /** @var \GraphAware\Neo4j\Client\Formatter\Type\Relationship $rel */
     $rel = $reMap['rel'];
     $relId = $rel->identity();
     if (null !== ($possibleRE = $this->entityManager->getUnitOfWork()->getRelationshipEntityById($relId))) {
         return $possibleRE;
     }
     $start = $this->hydrateNode($reMap['start'], $startNodeMetadata->getClassName(), true);
     $end = $this->hydrateNode($reMap['end'], $endNodeMetadata->getClassName(), true);
     $reInstance = $reMetadata->newInstance();
     $reMetadata->setId($reInstance, $relId);
     $reMetadata->setStartNodeProperty($reInstance, $start);
     $reMetadata->setEndNodeProperty($reInstance, $end);
     $this->entityManager->getUnitOfWork()->addManagedRelationshipEntity($reInstance, $baseInstance, $relationshipEntity->getPropertyName());
     $reMetadata->setId($reInstance, $relId);
     $otherToSet = $relationshipEntity->getDirection() === 'INCOMING' ? $reMetadata->getStartNodeValue($reInstance) : $reMetadata->getEndNodeValue($reInstance);
     $possiblyMapped = $relationshipEntity->getDirection() === 'INCOMING' ? $reMetadata->getStartNodePropertyName() : $reMetadata->getEndNodePropertyName();
     $otherMetadata = $this->entityManager->getClassMetadataFor(get_class($otherToSet));
     foreach ($otherMetadata->getRelationships() as $relationship) {
         if ($relationship->getDirection() !== $relationshipEntity->getDirection() && $relationship->hasMappedByProperty() && $relationship->getMappedByProperty() === $possiblyMapped) {
             if ($relationship->isCollection()) {
                 if (null !== $this->entityManager->getUnitOfWork()->getEntityById($otherMetadata->getIdValue($otherToSet))) {
                     $relationship->initializeCollection($otherToSet);
                     $relationship->addToCollection($otherToSet, $reInstance);
                 }
             } else {
                 if (null === $relationship->getValue($otherToSet)) {
                     $relationship->setValue($otherToSet, $reInstance);
                 }
             }
         }
     }
     foreach ($rel->values() as $k => $value) {
         if (null !== ($prop = $reMetadata->getPropertyMetadata($k))) {
             $prop->setValue($reInstance, $value);
         }
     }
     //$this->entityManager->getUnitOfWork()->addManagedRelationshipEntity($reInstance, $baseInstance, $relationshipEntity->getPropertyName());
     return $reInstance;
 }
Esempio n. 4
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 public function scheduleRelationshipReferenceForCreate($entity, $target, RelationshipMetadata $relationship)
 {
     $this->relationshipsScheduledForCreated[] = [$entity, $relationship, $target, $relationship->getPropertyName()];
 }