added ip from anonymous users to views

app/controllers/concerns/sociable_controller.rb

@@ -18,7 +18,8 @@
 # along with portalmec.  If not, see <http://www.gnu.org/licenses/>.
 
 ## This concern has +like+, +unlike+ controller actions
-## When you use it, be sure that +set_sociable+ method is implemented in your controller, otherwise an fatal error will raise.
+## When you use it, be sure that +set_sociable+ method is implemented in your controller, otherwise a fatal error will raise.
+
 module SociableController
   extend ActiveSupport::Concern
 
@@ -55,7 +56,8 @@ module SociableController
   end
 
   def view_object!
-    sociable.view current_user if user_signed_in?
+    # Change request.remote_ip to req.env["HTTP_X_REAL_IP"] in production
+    sociable.view(current_user, request.remote_ip)
   end
 
 end

app/models/concerns/sociable.rb

@@ -46,8 +46,8 @@ module Sociable
     !Share.where(user: user, shareable: self).blank?
   end
 
-  def view(user)
-    View.create(user: user, viewable: self)
+  def view(user, ip)
+    View.create(user: user, ip: ip, viewable: self)
   end
 
   def viewed?(user)

app/models/view.rb

@@ -27,6 +27,7 @@
 #  user_id       :integer
 #  created_at    :datetime         not null
 #  updated_at    :datetime         not null
+#  ip            :string
 #
 
 class View < ApplicationRecord
@@ -34,14 +35,12 @@ class View < ApplicationRecord
   include Trackable
 
   belongs_to :viewable, polymorphic: true, counter_cache: true
-  belongs_to :user
+  belongs_to :user, optional: true
 
-  validates_presence_of :user, :viewable
+  validates_presence_of :viewable, :ip
 
   before_create :current_time_greater_than_last
 
-  scope :created_last, ->(user) { where(user: user).order('created_at DESC').limit(1) }
-
   def recipient
     viewable
   end
@@ -49,7 +48,7 @@ class View < ApplicationRecord
   private
 
   def current_time_greater_than_last
-    last_view = viewable.views.created_last(user).first
+    last_view = viewable.views.where(user: user, ip: ip).order('created_at DESC').limit(1).first
 
     unless last_view.blank?
       return false if Time.current < (last_view.created_at + 1.day)

db/migrate/20180406125006_add_ip_to_views.rb

+
+# Copyright (C) 2015 Centro de Computacao Cientifica e Software Livre
+# Departamento de Informatica - Universidade Federal do Parana
+#
+# This file is part of portalmec.
+#
+# portalmec is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# portalmec is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with portalmec.  If not, see <http://www.gnu.org/licenses/>.
+
+class AddIpToViews < ActiveRecord::Migration[5.0]
+  def change
+    add_column :views, :ip, :string
+  end
+end