Default configuration data can now be loaded from the administration screen.

A message is automatically displayed on this screen if roles, trackers,... have not been configured yet.
The rake task is still available and the data loading code is wrapped in a transaction.

git-svn-id: http://redmine.rubyforge.org/svn/trunk@1040 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/controllers/admin_controller.rb

@@ -22,7 +22,8 @@ class AdminController < ApplicationController
   helper :sort
   include SortHelper	
 
-  def index	
+  def index
+    @no_configuration_data = Redmine::DefaultData::Loader::no_data?
   end
 	
   def projects
@@ -56,6 +57,20 @@ class AdminController < ApplicationController
     end
   end
   
+  # Loads the default configuration
+  # (roles, trackers, statuses, workflow, enumerations)
+  def default_configuration
+    if request.post?
+      begin
+        Redmine::DefaultData::Loader::load(params[:lang])
+        flash[:notice] = l(:notice_default_data_loaded)
+      rescue Exception => e
+        flash[:error] = l(:error_can_t_load_default_data, e.message)
+      end
+    end
+    redirect_to :action => 'index'
+  end
+  
   def test_email
     raise_delivery_errors = ActionMailer::Base.raise_delivery_errors
     # Force ActionMailer to raise delivery errors so we can catch it