ModelBundle/Repository/NodeRepository.php
public function countById($id, $siteId)
    {
        $qa = $this->createAggregationQueryBuilderWithSiteId($siteId);
        $qa->match(
            array(
                'nodeId' => $id,
                'deleted'  => false,
            )
        );

        return $this->countDocumentAggregateQuery($qa);
    }
public function countById($id, $siteId)
    {
        $qa = $this->createAggregationQueryBuilderWithSiteId($siteId);
        $qa->match(
            array(
                'nodeId' => $id,
                'deleted'  => false,
            )
        );

        return $this->countDocumentAggregateQuery($qa);
    }
@param string $parentId
@param string $siteId

@return int