Fixed: login filter providing incorrect back_url for Redmine installed in sub-directory (#1900).

git-svn-id: http://redmine.rubyforge.org/svn/trunk@1890 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/controllers/application.rb

@@ -81,7 +81,7 @@ class ApplicationController < ActionController::Base
   
   def require_login
     if !User.current.logged?
-      redirect_to :controller => "account", :action => "login", :back_url => request.request_uri
+      redirect_to :controller => "account", :action => "login", :back_url => (request.relative_url_root + request.request_uri)
       return false
     end
     true