Формирование ссылки на статью - Joomla 1.5: Общие вопросы

			$db			=& JFactory::getDBO();
			$nullDate	= $db->getNullDate();
			$date =& JFactory::getDate();
			$now = $date->toMySQL();

			$link = '';
			$query = 'SELECT a.*, ' .
				' CASE WHEN CHAR_LENGTH(a.alias) THEN CONCAT_WS(":", a.id, a.alias) ELSE a.id END as slug,'.
				' CASE WHEN CHAR_LENGTH(cc.alias) THEN CONCAT_WS(":", cc.id, cc.alias) ELSE cc.id END as catslug'.
				' FROM #__content AS a' .
				' INNER JOIN #__categories AS cc ON cc.id = a.catid' .
				' INNER JOIN #__sections AS s ON s.id = a.sectionid' .
				' WHERE ' .
				' a.id = '. intval(JRequest::getCmd('id')).
				' AND a.state = 1' .
				' AND ( a.publish_up = '.$db->Quote($nullDate).' OR a.publish_up <= '.$db->Quote($now).' )' .
				' AND ( a.publish_down = '.$db->Quote($nullDate).' OR a.publish_down >= '.$db->Quote($now).' )' . 
				' AND s.id > 0' .
				' AND s.published = 1' .
				' AND cc.published = 1' .
				' LIMIT 0, 1';
			$db->setQuery($query);
			$rows = $db->loadObjectList();
			if (count($rows)) {
				foreach ( $rows as $row ) {
					$link = JRoute::_(ContentHelperRoute::getArticleRoute($row->slug, $row->catslug, $row->sectionid));
				}
			}
			if ($link) echo $link; // выводим ссылку

			$config =& JFactory::getConfig();
			echo $config->getValue('config.live_site');

echo JURI::base();

echo JURI::base().'index.php&more';

echo JURI::current(). "\n";

if ($link) echo $link;

<?php echo $this->base;?>

PHP Fatal error:  Class 'ContentHelperRoute' not found in ... templates/system/component.php on line 56

<?php echo $this->base;?>

$link = JRoute::_(ContentHelperRoute::getArticleRoute($row->slug, $row->catslug, $row->sectionid));