public function findByNodeIdAndSiteIdWithBlocksInArea($nodeId, $siteId, $areaId)
    {
        $qa = $this->createAggregationQueryBuilderWithSiteId($siteId);
        $qa->match(array(
                'nodeId' => $nodeId,
                'areas.'.$areaId.'.blocks.0' => array('$exists' => true),
        ));

        return $this->findLastVersionInLanguage($qa);
    }
public function findByNodeIdAndSiteIdWithBlocksInArea($nodeId, $siteId, $areaId)
    {
        $qa = $this->createAggregationQueryBuilderWithSiteId($siteId);
        $qa->match(array(
                'nodeId' => $nodeId,
                'areas.'.$areaId.'.blocks.0' => array('$exists' => true),
        ));

        return $this->findLastVersionInLanguage($qa);
    }
@param string $nodeId
@param string $siteId
@param string $areaId

@return array