public function findBySiteId($siteId){
        $qa = $this->createAggregationQuery();

        $qa->match(array(
            'siteId' => $siteId,
        ));

        return $this->hydrateAggregateQuery($qa);
    }
public function findBySiteId($siteId){
        $qa = $this->createAggregationQuery();

        $qa->match(array(
            'siteId' => $siteId,
        ));

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

@return array