Slight changes to ease Rails 2.2 support.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@2234 e93f8b46-1217-0410-a6f0-8f06a7374b81

lib/redmine/utils.rb

@@ -0,0 +1,38 @@
+# Redmine - project management software
+# Copyright (C) 2006-2009  Jean-Philippe Lang
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+
+module Redmine
+  module Utils
+    class << self
+      # Returns the relative root url of the application
+      def relative_url_root
+        ActionController::Base.respond_to?('relative_url_root') ?
+          ActionController::Base.relative_url_root.to_s :
+          ActionController::AbstractRequest.relative_url_root.to_s
+      end
+      
+      # Sets the relative root url of the application
+      def relative_url_root=(arg)
+        if ActionController::Base.respond_to?('relative_url_root=')
+          ActionController::Base.relative_url_root=arg
+        else
+          ActionController::AbstractRequest.relative_url_root=arg
+        end
+      end
+    end
+  end
+end

lib/redmine/wiki_formatting/textile/helper.rb

@@ -21,8 +21,7 @@ module Redmine
       module Helper
         def wikitoolbar_for(field_id)
           # Is there a simple way to link to a public resource?
-          prefix = (ActionController::Base.respond_to?(:relative_url_root) ? ActionController::Base.relative_url_root : ActionController::AbstractRequest.relative_url_root)
-          url = "#{prefix}/help/wiki_syntax.html"
+          url = "#{Redmine::Utils.relative_url_root}/help/wiki_syntax.html"
           
           help_link = l(:setting_text_formatting) + ': ' +
             link_to(l(:label_help), url,