Интеграция JComments и Event Gallery - Вопросы по интеграции

<?php
	defined('_JEXEC') or die('Restricted access'); 
	$comments = JPATH_SITE.'/components/com_jcomments/jcomments.php';
	if (file_exists($comments)){
		require_once($comments);
		echo JComments::show((int) $this->model->file->id,'com_eventgallery', $this->model->file->title);
	}
?>

<?php
class jc_com_eventgallery extends JCommentsPlugin
{
	function getObjectInfo($id, $language = null)
	{
		$db = JFactory::getDBO();
		$db->setQuery("SELECT id, title, file, folder, userid FROM #__eventgallery_file WHERE id = " . $id);
		$row = $db->loadObject();

		$info = new JCommentsObjectInfo();

		if (!empty($row)) {
			$Itemid = self::getItemid('com_eventgallery');
			$Itemid = $_Itemid > 0 ? '&Itemid=' . $Itemid : '';

			$info->title = $row->title;
			$info->userid = $row->created_by;
			$info->link = JRoute::_('index.php?option=com_eventgallery&view=singleimage&folder='. $row->folder . '&file=' . $row->file . $Itemid);
		}

		return $info;
	}
}

defined('_JEXEC') or die('Restricted access'); 
	$comments = JPATH_SITE.'/components/com_jcomments/jcomments.php';
	if (file_exists($comments)){
		require_once($comments);
		echo JComments::show($this->model->file,'com_eventgallery', $this->model->file->title);
	}

defined('_JEXEC') or die;

class jc_com_eventgallery extends JCommentsPlugin
{
	function getObjectInfo($file, $language = null)
	{
		$db = JFactory::getDBO();
		$db->setQuery("SELECT id, title, file, folder, userid FROM #__eventgallery_file WHERE file = " . $file);
		$row = $db->loadObject();
 
		$info = new JCommentsObjectInfo();
 
		if (!empty($row)) {
			$Itemid = self::getItemid('com_eventgallery');
			$Itemid = $_Itemid > 0 ? '&Itemid=' . $Itemid : '';
 
			$info->title = $row->title;
			$info->userid = $row->created_by;
			$info->link = JRoute::_('index.php?option=com_eventgallery&view=singleimage&folder='. $row->folder . '&file=' . $row->file . $Itemid);
		}
 
		return $info;
	}
}