AutoCommit Don Aug 27 15:03:02 CEST 2015

app/models/survey/answer.rb

@@ -1,5 +1,5 @@
 class Survey::Answer < ActiveRecord::Base
-  belongs_to :choice, class_name: 'Survey::Choice'
+  belongs_to :choice, class_name: 'Survey::Choice', touch: true
   belongs_to :user
   # attr_accessible :title, :body
 end

app/models/survey/choice.rb

@@ -1,5 +1,5 @@
 class Survey::Choice < ActiveRecord::Base
-  belongs_to :question, class_name: 'Survey::Question'
+  belongs_to :question, class_name: 'Survey::Question', touch: true
   attr_accessible :picture, :sort, :text, :icon, :picture_cache, :remove_picture, :question_id
   has_many :answers, class_name: 'Survey::Answer', dependent: :destroy
   include ActionView::Helpers::TagHelper

app/models/survey/question.rb

@@ -1,7 +1,7 @@
 # -*- coding: utf-8 -*-
 class Survey::Question < ActiveRecord::Base
   attr_accessible :text, :title, :typ, :choice_ids, :parent_type, :parent_id
-  belongs_to :parent, polymorphic: true
+  belongs_to :parent, polymorphic: true, touch: true
   has_many :choices, dependent: :destroy, class_name: "Survey::Choice"
   has_many :answers, through: :choices
   include IsCommentable