Index: branches/5.3.x/core/kernel/utility/http_query.php
===================================================================
diff -u -N -r15650 -r15652
--- branches/5.3.x/core/kernel/utility/http_query.php	(.../http_query.php)	(revision 15650)
+++ branches/5.3.x/core/kernel/utility/http_query.php	(.../http_query.php)	(revision 15652)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: http_query.php 15650 2012-12-12 11:34:23Z alex $
+* @version	$Id: http_query.php 15652 2012-12-13 08:57:24Z alex $
 * @package	In-Portal
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -378,6 +378,19 @@
 			$this->Application->VerifyThemeId();
 			$this->Application->VerifyLanguageId();
 		}
+
+		if ( !$this->Application->isAdmin && $this->Application->ConfigValue('ForceCanonicalUrls') ) {
+			$template = $this->Application->GetVar('t');
+			$seo_template = $this->Application->getSeoTemplate($template);
+
+			if ( $seo_template && $seo_template != $template ) {
+				$url_params = $this->getRedirectParams();
+				$url_params['response_code'] = 301;
+
+				trigger_error('Request url "<strong>' . $_SERVER['REQUEST_URI'] . '</strong>" points directly to physical template', E_USER_NOTICE);
+				$this->Application->Redirect($seo_template, $url_params);
+			}
+		}
 	}
 
 	/**