Detect if using Scrivito by nil-checking @obj

Author: yasulab

app/controllers/scrivito_controller.rb

@@ -2,9 +2,6 @@
 class ScrivitoController < ApplicationController
   include Scrivito::ControllerActions
 
-  # TODO: There may be smarter detection
-  USING_SCRIVITO = true
-
   title ||= ENV['SCRIVITO_WORKSPACE'] || 'DEFAULT_WORKSPACE'
   Scrivito::Workspace.create(title: title) unless Scrivito::Workspace.find_by_title(title)
   Scrivito::Workspace.use(title)

app/helpers/application_helper.rb

@@ -32,7 +32,6 @@ def kata_description
   end
 
   def using_scrivito?
-    # TODO: There may be smarter detection
-    USING_SCRIVITO
+    !@obj.nil?
   end
 end