/**
  * @param $query
  * @param $hubs
  * @param $lang
  * @return array
  */
 public function queryForWikias($query, $hubs, $lang)
 {
     $crossWikiSearchConfig = new Config();
     $crossWikiSearchConfig->setQuery($query)->setLimit(self::CROSS_WIKI_RESULTS)->setPage(1)->setRank('default')->setInterWiki(true)->setCommercialUse($this->getHideNonCommercialContent())->setLanguageCode($lang);
     if (!empty($hubs)) {
         $crossWikiSearchConfig->setHubs($hubs);
     }
     $crossWikiResultSet = (new Factory())->getFromConfig($crossWikiSearchConfig)->search();
     $crossWikiResults = $crossWikiResultSet->toArray(["sitename_txt", "url", "id", "description_txt", "lang_s", "score", "description_txt"]);
     return $crossWikiResults;
 }