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<?php
namespace Drupal\Core\Entity\Query;
use Drupal\Core\Entity\EntityManagerInterface;
use Symfony\Component\DependencyInjection\ContainerAwareInterface;
use Symfony\Component\DependencyInjection\ContainerAwareTrait;
/**
* Factory class Creating entity query objects.
*
* Any implementation of this service must call getQuery()/getAggregateQuery()
* of the corresponding entity storage.
*
* @see \Drupal\Core\Entity\EntityStorageBase::getQuery()
*
* @deprecated in Drupal 8.3.0, will be removed before Drupal 9.0.0. Use
* \Drupal\Core\Entity\EntityStorageInterface::getQuery() or
* \Drupal\Core\Entity\EntityStorageInterface::getAggregateQuery() instead.
*/
class QueryFactory implements ContainerAwareInterface {
use ContainerAwareTrait;
/**
* Stores the entity manager used by the query.
*
* @var \Drupal\Core\Entity\EntityManagerInterface
*/
protected $entityManager;
/**
* Constructs a QueryFactory object.
*
* @param \Drupal\Core\Entity\EntityManagerInterface $entity_manager
* The entity manager used by the query.
*/
public function __construct(EntityManagerInterface $entity_manager) {
$this->entityManager = $entity_manager;
}
/**
* Returns a query object for a given entity type.
*
* @param string $entity_type_id
* The entity type ID.
* @param string $conjunction
* - AND: all of the conditions on the query need to match.
* - OR: at least one of the conditions on the query need to match.
*
* @return \Drupal\Core\Entity\Query\QueryInterface
* The query object that can query the given entity type.
*/
public function get($entity_type_id, $conjunction = 'AND') {
return $this->entityManager->getStorage($entity_type_id)->getQuery($conjunction);
}
/**
* Returns an aggregated query object for a given entity type.
*
* @param string $entity_type_id
* The entity type ID.
* @param string $conjunction
* - AND: all of the conditions on the query need to match.
* - OR: at least one of the conditions on the query need to match.
*
* @return \Drupal\Core\Entity\Query\QueryAggregateInterface
* The aggregated query object that can query the given entity type.
*/
public function getAggregate($entity_type_id, $conjunction = 'AND') {
return $this->entityManager->getStorage($entity_type_id)->getAggregateQuery($conjunction);
}
}