public function catarts()
    {
        if (\OxidEsales\Eshop\Core\Registry::getConfig()->getConfigParam('bl_rssCategories')) {
            $oCat = oxNew(\OxidEsales\Eshop\Application\Model\Category::class);
            if ($oCat->load(\OxidEsales\Eshop\Core\Registry::getConfig()->getRequestParameter('cat'))) {
                $this->_getRssFeed()->loadCategoryArticles($oCat);
            }
        } else {
            error_404_handler();
        }
    }