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<?php
namespace Drupal\aggregator;
use Drupal\Core\Entity\Query\QueryInterface;
use Drupal\Core\Entity\Sql\SqlContentEntityStorage;
/**
* Controller class for aggregators items.
*
* This extends the Drupal\Core\Entity\Sql\SqlContentEntityStorage class, adding
* required special handling for feed item entities.
*/
class ItemStorage extends SqlContentEntityStorage implements ItemStorageInterface {
/**
* {@inheritdoc}
*/
public function getItemCount(FeedInterface $feed) {
$query = \Drupal::entityQuery('aggregator_item')
->condition('fid', $feed->id())
->count();
return $query->execute();
}
/**
* {@inheritdoc}
*/
public function loadAll($limit = NULL) {
$query = \Drupal::entityQuery('aggregator_item');
return $this->executeFeedItemQuery($query, $limit);
}
/**
* {@inheritdoc}
*/
public function loadByFeed($fid, $limit = NULL) {
$query = \Drupal::entityQuery('aggregator_item')
->condition('fid', $fid);
return $this->executeFeedItemQuery($query, $limit);
}
/**
* Helper method to execute an item query.
*
* @param \Drupal\Core\Entity\Query\QueryInterface $query
* The query to execute.
* @param int $limit
* (optional) The number of items to return.
*
* @return \Drupal\aggregator\ItemInterface[]
* An array of the feed items.
*/
protected function executeFeedItemQuery(QueryInterface $query, $limit) {
$query->sort('timestamp', 'DESC')
->sort('iid', 'DESC');
if (!empty($limit)) {
$query->pager($limit);
}
return $this->loadMultiple($query->execute());
}
}