Настройка rss ленты

  public function getRssMetaNew($element_id = false, $title_prefix = "") {
			$element_id = def_module::analyzeRequiredPath($element_id);
			if(!umiHierarchy::getInstance()->isExists($element_id)) {
				return "";
			}
 
      $ini = cmsController::getInstance()->getModule('data');
			if(!$ini->checkIfFeedable($element_id)) {
				return "";
			}
			$element = umiHierarchy::getInstance()->getElement($element_id);
			$element_title = $title_prefix . $element->getName();
			return "<link rel=\"alternate\" type=\"application/rss+xml\" href=\"/data/rss2/{$element_id}/\" title=\"{$element_title}\" />";
	}
 
  public function rss2() {
      $rss_per_page = 10;
 
			$element_id = (int) getRequest('param0');
 
			if(defined("VIA_HTTP_SCHEME")) {
				throw new publicException("Not avalibable via scheme");
			}
 
			if(!umiHierarchy::getInstance()->isExists($element_id)) {
				return "%data_feed_nofeed%";
			}
			$xslPath = "xsl/rss2.xsl";
 
			$hierarchy = umiHierarchy::getInstance();
 
			$sel = new umiSelection();
			$sel->addLimit($rss_per_page);
			$sel->addHierarchyFilter($element_id);
			if($type_id = $hierarchy->getDominantTypeId($element_id)) {
			    $type = umiObjectTypesCollection::getInstance()->getType($type_id);
			    if($type instanceof umiObjectType) {
			        $field_id = $type->getFieldId("publish_time");
			        $sel->setOrderByProperty($field_id, false);
			    }
			}
 
			$result = Array($element_id);
			$result = array_merge($result, umiSelectionsParser::runSelection($sel));
			$t = new umiXmlExporter();
			$t->setElements($result);
			$t->run();
			$src = $t->getResultFile();
			$xmldata = DomDocument::loadXML($src);
			$xslt = new xsltProcessor;
			$xslt->importStyleSheet(DomDocument::load($xslPath));
			$resultXml = $xslt->transformToXML($xmldata);
			$buffer = outputBuffer::current();
			$buffer->contentType('text/xml');
			$buffer->clear();
			$buffer->push($resultXml);
			$buffer->end();
		}
 
  public function custompars($object_id) {
    $object = umiObjectsCollection::getInstance()->getObject($object_id);
    if(!$object) return "";
    $cotent = $object->getValue('anons');
	return templater::getInstance()->parseInput($cotent);
	}