/**
  * {@inheritdoc}
  */
 public function getNodesHierarchyQueryBuilder($node = null, $direct = false, array $options = array(), $includeNode = false)
 {
     /** @var QueryBuilder $qb */
     $qb = parent::getNodesHierarchyQueryBuilder($node, $direct, $options, $includeNode);
     $qb->andWhere('node.deleted != true');
     return $qb;
 }