Merge pull request #79 from tenstartups/master

Removed Rails 5 deprecation warnings

app/controllers/devise/two_factor_authentication_controller.rb

@@ -1,6 +1,11 @@
 class Devise::TwoFactorAuthenticationController < DeviseController
-  prepend_before_filter :authenticate_scope!
-  before_filter :prepare_and_validate, :handle_two_factor_authentication
+  if Rails::VERSION::MAJOR >= 4
+    prepend_before_action :authenticate_scope!
+    before_action :prepare_and_validate, :handle_two_factor_authentication
+  else
+    prepend_before_filter :authenticate_scope!
+    before_filter :prepare_and_validate, :handle_two_factor_authentication
+  end
 
   def show
   end

lib/two_factor_authentication/controllers/helpers.rb

@@ -4,7 +4,11 @@ module TwoFactorAuthentication
       extend ActiveSupport::Concern
 
       included do
-        before_filter :handle_two_factor_authentication
+        if Rails::VERSION::MAJOR >= 4
+          before_action :handle_two_factor_authentication
+        else
+          before_filter :handle_two_factor_authentication
+        end
       end
 
       private

spec/rails_app/app/controllers/home_controller.rb

@@ -1,5 +1,9 @@
 class HomeController < ApplicationController
-  before_filter :authenticate_user!, only: :dashboard
+  if Rails::VERSION::MAJOR >= 4
+    before_action :authenticate_user!, only: :dashboard
+  else
+    before_filter :authenticate_user!, only: :dashboard
+  end
 
   def index
   end