/**
* @return mixed
*/
function fetchExistLanguage()
{
$lang_priority = array(SJB_Request::getVar('lang', null), $this->context->getLang(), $this->context->getDefaultLang());
foreach ($lang_priority as $lang) {
if (!$lang) {
continue;
}
$this->context->langSettings->setCurrentLangID($lang);
if ($this->i18n->languageExists($lang) && $this->i18n->isLanguageActive($lang)) {
return $lang;
}
}
}
/**
* @return LangData
*/
function &_getLangData()
{
$langData = $this->datasource->getLanguageData($this->context->getLang());
return $langData;
}