Index: openacs-4/packages/file-storage/www/url-goto.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/file-storage/www/url-goto.tcl,v
diff -u -r1.6 -r1.7
--- openacs-4/packages/file-storage/www/url-goto.tcl	26 May 2005 08:28:46 -0000	1.6
+++ openacs-4/packages/file-storage/www/url-goto.tcl	27 Oct 2014 16:41:34 -0000	1.7
@@ -5,16 +5,16 @@
     @creation-date 01 April 2002
     @cvs-id $Id$
 } {
-    url_id:notnull
+    url_id:naturalnum,notnull
 } 
 
 # Check for read permission on this url
-ad_require_permission $url_id read
+permission::require_permission -object_id $url_id -privilege read
 
 # Check the URL
 set url [db_string select_url {} -default {}]
 
-if {![empty_string_p $url]} {
+if {$url ne ""} {
     ad_returnredirect $url
 } else {
     return -code error [_ file-storage.no_such_URL]