Добавление кнопки выхода, Изменение главной страницы на home, Выделение отдельного контроллера под организацию

app/controllers/concerns/Authorization.rb

@@ -2,11 +2,13 @@ module Authorization
   extend ActiveSupport::Concern
 
   included do
-    before_action :set_paper_trail_whodunnit
     before_action :load_current_user # load user from database
+    before_action :set_paper_trail_whodunnit
     before_action :check_authentication # check if user authenticated
     before_action :check_current_user # check if user authorized
 
+    helper_method :logged_in?, :current_user
+
     rescue_from ActionController::UnknownFormat do
       request.format = :html
       render_error
@@ -15,6 +17,10 @@ module Authorization
     def current_login
       session['zombie'] || cas_login
     end
+    
+    def logged_in?
+      current_login.present?
+    end
 
     private