/**
* Loads a relation using a proxy.
*
* Loads a relation using a proxy, and stores it in the appropriate places in the entity manager.
*
* @param \Everyman\Neo4J\Relationship $relation The relation to load.
* @return mixed The entity itself.
*/
public function loadRelation($relation)
{
//If the node isn't already loaded
if (!isset($this->relationProxyCache[$relation->getId()])) {
//Create a proxy entity
$em = $this;
$entity = $this->proxyFactory->fromRelation($relation, $this->metaRepository, function ($node) use($em) {
return $em->loadNode($node);
});
$this->relationProxyCache[$relation->getId()] = $entity;
$this->everymanRelationCache[$this->getHash($entity)] = $relation;
}
return $this->relationProxyCache[$relation->getId()];
}
/**
* Set a given relationship on this relation.
*
* @param \Everyman\Neo4j\Relationship $relation
*/
public function setRelation(Relationship $relation, $debug = false)
{
// Set the relation object.
$this->relation = $relation;
// Replace the attributes with those brought from the given relation.
$this->attributes = $relation->getProperties();
$this->setAttribute($this->primaryKey, $relation->getId());
// Set the start and end nodes.
$this->start = $relation->getStartNode();
$this->end = $relation->getEndNode();
// Instantiate and fill out the related model.
$relatedNode = $this->isDirectionOut() ? $this->end : $this->start;
$attributes = array_merge(['id' => $relatedNode->getId()], $relatedNode->getProperties());
// This is an existing relationship.
$exists = true;
$this->related = $this->related->newFromBuilder($attributes, $exists);
$this->related->setConnection($this->related->getConnection());
}
public function wrap(Neo4j\Relationship $client_edge)
{
return new Edge($this, $client_edge->getId(), $client_edge);
}
