MetaModels\MetaModel::getFallbackLanguage PHP Method

    public function getFallbackLanguage()
    {
        if ($this->isTranslated()) {
            foreach ($this->arrData['languages'] as $strLangCode => $arrData) {
                if ($arrData['isfallback']) {
                    return $strLangCode;
                }
            }
        }
        return null;
    }