Fixes back_url in login filter (#1900).

git-svn-id: http://redmine.rubyforge.org/svn/trunk@1905 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/controllers/application.rb

@@ -82,7 +82,7 @@ class ApplicationController < ActionController::Base
   
   def require_login
     if !User.current.logged?
-      redirect_to :controller => "account", :action => "login", :back_url => (request.relative_url_root + request.request_uri)
+      redirect_to :controller => "account", :action => "login", :back_url => url_for(params)
       return false
     end
     true