public function getMemcKey($title, $source, $videoWidth, $cityShort)
{
$isStagingServer = Wikia::isStagingServer();
$StagingServerSuffix = empty($isStagingServer) ? 'PRODUCTION' : 'STAGING';
return F::app()->wf->memcKey(md5($title), F::app()->wg->wikiaVideoRepoDBName, $videoWidth, self::memcKeyPrefix, self::memcVersion, self::$width, $StagingServerSuffix);
}
