source/Application/Controller/Admin/NavigationTree.php
protected function getTemplateLanguageCode()
    {
        $language = \OxidEsales\Eshop\Core\Registry::getLang();
        $templateLanguageCode = $language->getLanguageArray()[$language->getTplLanguage()]->abbr;

        return $templateLanguageCode;
    }
protected function getTemplateLanguageCode()
    {
        $language = \OxidEsales\Eshop\Core\Registry::getLang();
        $templateLanguageCode = $language->getLanguageArray()[$language->getTplLanguage()]->abbr;

        return $templateLanguageCode;
    }
protected function getTemplateLanguageCode ( ) { $ language = \ OxidEsales \ Eshop \ Core \ Registry :: getLang ( ) ; $ templateLanguageCode = $ language -> getLanguageArray ( ) [ $ language -> getTplLanguage ( ) ] -> abbr ; return $ templateLanguageCode ; }
Get template language code

@return string
Get template language code