PHP GraphAware\Neo4j\OGM EntityManager Examples

Example #1

File: BaseRepository.php Project: graphaware/neo4j-php-ogm

 public function setInversedAssociation($baseInstance, $otherInstance, $relationshipKey)
 {
     $class = get_class($otherInstance);
     if (false !== get_parent_class($otherInstance)) {
         $class = get_parent_class($otherInstance);
     }
     $assoc = $this->classMetadata->getRelationship($relationshipKey);
     if ($assoc->hasMappedByProperty()) {
         $mappedBy = $assoc->getMappedByProperty();
         $reflClass = $this->getReflectionClass($class);
         $property = $reflClass->getProperty($mappedBy);
         $property->setAccessible(true);
         $otherClassMetadata = $this->entityManager->getClassMetadataFor(get_class($otherInstance));
         if ($otherClassMetadata instanceof RelationshipMetadata || $otherClassMetadata instanceof RelationshipEntityMetadata) {
             return;
         }
         if ($otherClassMetadata->getRelationship($mappedBy)->isCollection()) {
             if (null === $property->getValue($otherInstance)) {
                 $mt = $otherClassMetadata->getRelationship($mappedBy);
                 $lazy = new LazyRelationshipCollection($this->entityManager, $otherInstance, $mt->getTargetEntity(), $mt, $baseInstance);
                 $property->setValue($otherInstance, $lazy);
             } else {
                 $property->getValue($otherInstance)->addInit($baseInstance);
             }
         } else {
             $property->setValue($otherInstance, $baseInstance);
         }
     }
 }

Example #2

File: UnitOfWork.php Project: graphaware/neo4j-php-ogm

 /**
  * @param $class
  *
  * @return \GraphAware\Neo4j\OGM\Persister\RelationshipEntityPersister
  */
 public function getRelationshipEntityPersister($class)
 {
     if (!array_key_exists($class, $this->relationshipEntityPersisters)) {
         $classMetadata = $this->entityManager->getRelationshipEntityMetadata($class);
         $this->relationshipEntityPersisters[$class] = new RelationshipEntityPersister($this->entityManager, $class, $classMetadata);
     }
     return $this->relationshipEntityPersisters[$class];
 }

Example #3

File: app.php Project: graphaware/neo4j-php-ogm

<?php

require_once __DIR__ . '/../../../vendor/autoload.php';
use GraphAware\Neo4j\OGM\EntityManager;
use Movies\Movie;
use Movies\Person;
use Movies\User;
// Entity manager setup
$em = EntityManager::create('http://localhost:7676');
playMovies($em->getDatabaseDriver());
// Retrieving a node
$personRepository = $em->getRepository(Person::class);
$tomHanks = $personRepository->findOneBy('name', 'Tom Hanks');
// Updating an entity
$actor = new Person('Kevin Ross', 1976);
$em->persist($actor);
$em->flush();
// Managing after load
$tomHanks->setBorn(1990);
$em->flush();
// Clearing
$em->clear();
// Relationships retrieval
$tomHanks = $em->getRepository(Person::class)->findOneBy('name', 'Tom Hanks');
echo sprintf('Tom Hanks played in %d movies', count($tomHanks->getMovies())) . PHP_EOL;
/** @var Movie $movie */
foreach ($tomHanks->getMovies() as $movie) {
    echo $movie->getTitle() . PHP_EOL;
    echo count($movie->getActors()) . PHP_EOL;
}
$em->clear();

Example #4

File: IntegrationTestCase.php Project: graphaware/neo4j-php-ogm

 private function createEntityManager()
 {
     $this->em = EntityManager::create(sprintf('%s://%s:%s@%s:%s', getenv('NEO4J_SCHEMA'), getenv('NEO4J_USER'), getenv('NEO4J_PASSWORD'), getenv('NEO4J_HOST'), getenv('NEO4J_PORT')), __DIR__ . '/../../_var/cache');
 }