private function addLangFromData($data)
 {
     $sliderID = UniteFunctionsBanner::getVal($data, "sliderid");
     $slideID = UniteFunctionsBanner::getVal($data, "slideid");
     $lang = UniteFunctionsBanner::getVal($data, "lang");
     //duplicate slide
     $slider = new BannerRotator();
     $slider->initByID($sliderID);
     $newSlideID = $slider->duplicateSlide($slideID);
     //update new slide
     $this->initByID($newSlideID);
     $arrUpdate = array();
     $arrUpdate["lang"] = $lang;
     $arrUpdate["parentid"] = $slideID;
     $this->updateParamsInDB($arrUpdate);
     $urlIcon = UniteWpmlBanner::getFlagUrl($lang);
     $title = UniteWpmlBanner::getLangTitle($lang);
     $newSlide = new BannerSlide();
     $newSlide->initByID($slideID);
     $arrLangCodes = $newSlide->getArrChildLangCodes();
     $isAll = UniteWpmlBanner::isAllLangsInArray($arrLangCodes);
     $html = "<li>\n\t\t\t\t\t\t<img id=\"icon_lang_{$newSlideID}\" class=\"icon_slide_lang\" src=\"{$urlIcon}\" title=\"{$title}\" data-slideid=\"{$newSlideID}\" data-lang=\"{$lang}\">\n\t\t\t\t\t\t<div class=\"icon_lang_loader loader_round\" style=\"display:none\"></div>\t\t\t\t\t\t\t\t\n\t\t\t\t\t</li>";
     $response = array();
     $response["operation"] = "add";
     $response["isAll"] = $isAll;
     $response["html"] = $html;
     return $response;
 }