Index: branches/RC/core/units/categories/categories_tag_processor.php
===================================================================
diff -u -r9375 -r9524
--- branches/RC/core/units/categories/categories_tag_processor.php	(.../categories_tag_processor.php)	(revision 9375)
+++ branches/RC/core/units/categories/categories_tag_processor.php	(.../categories_tag_processor.php)	(revision 9524)
@@ -175,20 +175,20 @@
 					WHERE SymLinkCategoryId IS NOT NULL';
 			$cache = $this->Conn->GetCol($sql, $id_field);
 		}
-		
+
 		if (isset($cache[$category_id])) {
-			
-			//check if sym. link category is valid    	
+
+			//check if sym. link category is valid
     		$id_field = $this->Application->getUnitOption($this->Prefix, 'IDField');
 			$table_name = $this->Application->getUnitOption($this->Prefix, 'TableName');
-			
+
 			$sql = 'SELECT '.$id_field.'
 					FROM '.$table_name.'
 					WHERE '.$id_field.' = '.$cache[$category_id];
-			
+
 			$category_id = $this->Conn->GetOne($sql)? $cache[$category_id] : $category_id;
-		}		
-		
+		}
+
 		return $category_id;
 	}
 
@@ -205,11 +205,11 @@
     	elseif ("$category_id" == 'current') {
     		$category_id = $this->Application->GetVar('m_cat_id');
     	}
-    	
+
     	$category_id = $this->getCategorySymLink($category_id);
 
     	unset($params['cat_id'], $params['module']);
-    	
+
     	$new_params = Array ('pass' => 'm', 'm_cat_id' => $category_id, 'pass_category' => 1);
     	$params = array_merge_recursive2($params, $new_params);
 
@@ -655,34 +655,54 @@
 	{
 		return $this->Prefix.'_'.$params['type'];
 	}
-	
+
 	/**
 	 * Checks if current category is valid symbolic link to another category
 	 *
 	 * @param Array $params
 	 * @return string
 	 */
 	function IsCategorySymLink($params)
-	{		
+	{
 		$object =& $this->getObject($params);
 		/* @var $object kDBList */
 
-		$sym_category_id = $object->GetDBField('SymLinkCategoryId');    	
-			
+		$sym_category_id = $object->GetDBField('SymLinkCategoryId');
+
 		if (is_null($sym_category_id))
 		{
 			return false;
 		}
-		
+
 		$id_field = $this->Application->getUnitOption($this->Prefix, 'IDField');
 		$table_name = $this->Application->getUnitOption($this->Prefix, 'TableName');
-		
+
 		$sql = 'SELECT '.$id_field.'
-					FROM '.$table_name.'
-					WHERE '.$id_field.' = '.$sym_category_id;		
-		
+				FROM '.$table_name.'
+				WHERE '.$id_field.' = '.$sym_category_id;
+
 		return $this->Conn->GetOne($sql)? true : false;
-	}	
+	}
+
+	/**
+	 * Returns module prefix based on root category for given
+	 *
+	 * @param Array $params
+	 * @return string
+	 */
+	function GetModulePrefix($params)
+	{
+		$object =& $this->getObject($params);
+		/* @var $object kDBItem */
+
+		$parent_path = explode('|', substr($object->GetDBField('ParentPath'), 1, -1));
+
+		$category_helper =& $this->Application->recallObject('CategoryHelper');
+		/* @var $category_helper CategoryHelper */
+
+		$module_info = $category_helper->getCategoryModule($params, $parent_path);
+		return $module_info['Var'];
+	}
 }
 
 ?>
\ No newline at end of file