/**
* Execute the request
*
* @param MvcEvent $e
* @return ReadViewModelInterface
*/
public function onDispatch(MvcEvent $e)
{
$entity = $this->repository->find($this->criteria);
if (!$entity) {
return $this->notFoundAction();
}
$this->viewModel->setEntity($entity);
$e->setResult($this->viewModel);
return $this->viewModel;
}
/**
* @param CriteriaInterface|array $criteria
* @return EntityInterface|null
*/
public function find($criteria)
{
if (is_array($criteria)) {
$criteria = $this->createCriteria($criteria);
}
if (empty($this->with)) {
return $this->entityRepository->find($criteria);
}
/** @var Select $select */
$select = $criteria->getQuery();
$select->limit(1)->offset(0);
$result = $this->tableGateway->selectWith($select)->toArray();
if (!isset($result[0])) {
return;
}
$row = $result[0];
$relatedEntityIds = [];
foreach ($this->with as $relatedEntityName => $cascadeWith) {
$relatedField = $this->getRelatedField($relatedEntityName);
if (!array_key_exists($relatedField, $row)) {
throw new \RuntimeException(get_class($this) . ": relation field {$relatedEntityName} not fetched");
}
if (!isset($relatedEntityIds[$relatedEntityName])) {
$relatedEntityIds[$relatedEntityName] = new ArrayObject();
}
if (!in_array($row[$relatedField], (array) $relatedEntityIds[$relatedEntityName])) {
$relatedEntityIds[$relatedEntityName]->append($row[$relatedField]);
}
}
$relatedEntities = [];
foreach ($this->with as $relatedEntityName => $cascadeWith) {
if (empty((array) $relatedEntityIds[$relatedEntityName])) {
continue;
}
$criteria = $this->relatedRepository[$relatedEntityName]->createCriteria(['id.in' => (array) $relatedEntityIds[$relatedEntityName]]);
$relatedEntities[$relatedEntityName] = $this->relatedRepository[$relatedEntityName]->findMany($criteria);
}
$relatedField = $this->getRelatedField($relatedEntityName);
$entityArgs = ['data' => $this->mapper->fromTableRow($row)];
foreach ($this->relationsConfig as $entityName => $joinRule) {
if (isset($relatedEntities[$entityName])) {
if (isset($relatedEntities[$entityName][$row[$relatedField]])) {
$entityArgs['aggregateItems'][] = $relatedEntities[$entityName][$row[$relatedField]];
} else {
$entityArgs['aggregateItems'][] = null;
}
} else {
$entityArgs['aggregateItems'][] = null;
}
}
$entity = $this->entityFactory->create($entityArgs);
$this->with = null;
return $entity;
}
/**
* @return EntityInterface
*/
public function handle($filter, $changes)
{
/** @var CriteriaInterface $criteria */
$criteria = $this->repository->createCriteria($filter);
$entity = $this->repository->find($criteria);
if (!$entity) {
throw new EntityNotFoundException("Entity does not found.");
}
if ($this->eventManager) {
$event = $this->eventManager->createEvent('delete.pre', $entity);
$this->eventManager->trigger($event);
}
$this->repository->remove($entity);
if ($this->eventManager) {
$event = $this->eventManager->createEvent('delete.post', $entity);
$this->eventManager->trigger($event);
}
return $entity;
}
public function handle($criteria, $changes)
{
$criteria = $this->repository->createCriteria($criteria);
return $this->repository->find($criteria);
}