Starting snapshot thread on first HTTP request (otherwise, --daemon option fails); ticket:48, ticket:198

app/controllers/application.rb

@@ -2,7 +2,7 @@
 # Likewise will all the methods added be available for all controllers.
 class ApplicationController < ActionController::Base
 
-  before_filter :set_utf8_http_header, :connect_to_model
+  before_filter :set_utf8_http_header, :connect_to_model, :check_snapshot_thread
   after_filter :remember_location
 
   # For injecting a different wiki model implementation. Intended for use in tests
@@ -22,7 +22,7 @@ class ApplicationController < ActionController::Base
   
   def authorized?
     @web.nil? ||
-    @web.password.nil? || 
+    @web.password.nil? ||
     cookies['web_address'] == @web.password || 
     password_check(@params['password'])
   end
@@ -34,6 +34,10 @@ class ApplicationController < ActionController::Base
     end
   end
 
+  def check_snapshot_thread
+    WikiService.check_snapshot_thread
+  end
+
   def connect_to_model
     @action_name = @params['action'] || 'index'
     @web_name = @params['web']