protected function _ppAddPathInfo()
    {
        if (is_null($this->_sActCat)) {
            return;
        }

        $aPath = [];
        $sCurrentCat = $this->_sActCat;

        while ($sCurrentCat != 'oxrootid' && isset($this[$sCurrentCat])) {
            $oCat = $this[$sCurrentCat];
            $oCat->setExpanded(true);
            $aPath[$sCurrentCat] = $oCat;
            $sCurrentCat = $oCat->oxcategories__oxparentid->value;
        }

        $this->_aPath = array_reverse($aPath);
    }