touches comments and debates after changes

app/models/administrator.rb

@@ -1,5 +1,5 @@
 class Administrator < ActiveRecord::Base
-  belongs_to :user
+  belongs_to :user, touch: true
   delegate :name, :email, to: :user
 
   validates :user_id, presence: true, uniqueness: true

app/models/moderator.rb

@@ -1,5 +1,5 @@
 class Moderator < ActiveRecord::Base
-  belongs_to :user
+  belongs_to :user, touch: true
   delegate :name, :email, to: :user
 
   validates :user_id, presence: true, uniqueness: true

app/models/organization.rb

@@ -1,5 +1,5 @@
 class Organization < ActiveRecord::Base
-  belongs_to :user
+  belongs_to :user, touch: true
 
   validates :name, presence: true
 

app/models/user.rb

@@ -36,6 +36,17 @@ class User < ActiveRecord::Base
   scope :officials,      -> { where("official_level > 0") }
   scope :for_render,     -> { includes(:organization) }
 
+  after_update :touch_debates, :touch_comments
+  after_touch :touch_debates, :touch_comments
+
+  def touch_debates
+    debates.map(&:touch)
+  end
+
+  def touch_comments
+    comments.map(&:touch)
+  end
+
   def self.find_for_oauth(auth, signed_in_resource = nil)
     # Get the identity and user if they exist
     identity = Identity.find_for_oauth(auth)