// make sure that no expired article-seourl is returned
// if no actual seo url is found in oxseo, load article and getMainLink (more expensive, but on the very next call there will be an actual oxseo-entry)
protected function _getSeoUrl($sObjectId, $iLang, $iShopId)
{
	$oDb = oxDb::getDb(true);
	$aInfo = $oDb->getRow( "select oxseourl, oxtype from oxseo where oxobjectid =  " . $oDb->quote( $sObjectId ) . " and oxlang =  " . $oDb->quote( $iLang ) . " and oxshopid = " . $oDb->quote( $iShopId ) . " order by oxparams limit 1" );
	if ('oxarticle' == $aInfo['oxtype']) {
		$sMainCatId = $oDb->getOne( "select oxcatnid from ".getViewName( "oxobject2category" )." where oxobjectid = " . $oDb->quote( $sObjectId ) . " order by oxtime" );
		if ($sMainCatId) {
			$sUrl = $oDb->getOne( "select oxseourl from oxseo where oxobjectid =  " . $oDb->quote( $sObjectId ) . " and oxlang =  " . $oDb->quote( $iLang ) . " and oxshopid = " . $oDb->quote( $iShopId ) . " and oxparams = " . $oDb->quote( $sMainCatId ) . " and oxexpired=0" ); //<-- new "and oxexpired=0"
			if ($sUrl) {
				return $sUrl;
			}
		}
		// new --> 
		$oArticle = oxNew( "oxarticle" );
		$oArticle->setSkipAssign(true);
		$oArticle->load($sObjectId);
		$sSeoUrl = $oArticle->getMainLink($iLang);
		
		$oStr = getStr();
		$sBaseUrl = $this->getConfig()->getShopURL();
		if ( $oStr->strpos( $sSeoUrl, $sBaseUrl ) === 0 ) {
			$sSeoUrl = $oStr->substr( $sSeoUrl, $oStr->strlen( $sBaseUrl ) );
		}
		return $sSeoUrl;
		// <-- 
	}

	return $aInfo['oxseourl'];
}