Merge branch 'karolsarnacki-rails41-compatibility'

app/controllers/devise/two_factor_authentication_controller.rb

@@ -9,7 +9,7 @@ class Devise::TwoFactorAuthenticationController < DeviseController
     render :show and return if params[:code].nil?
 
     if resource.authenticate_otp(params[:code])
-      warden.session(resource_name)[:need_two_factor_authentication] = false
+      warden.session(resource_name)['need_two_factor_authentication'] = false
       sign_in resource_name, resource, :bypass => true
       set_flash_message :notice, :success
       redirect_to stored_location_for(resource_name) || :root

lib/two_factor_authentication/controllers/helpers.rb

@@ -12,7 +12,7 @@ module TwoFactorAuthentication
       def handle_two_factor_authentication
         unless devise_controller?
           Devise.mappings.keys.flatten.any? do |scope|
-            if signed_in?(scope) and warden.session(scope)[:need_two_factor_authentication]
+            if signed_in?(scope) and warden.session(scope)['need_two_factor_authentication']
               handle_failed_second_factor(scope)
             end
           end
@@ -42,7 +42,7 @@ module Devise
   module Controllers
     module Helpers
       def is_fully_authenticated?
-        !session["warden.user.user.session"].try(:[], :need_two_factor_authentication)
+        !session["warden.user.user.session"].try(:[], 'need_two_factor_authentication')
       end
     end
   end

lib/two_factor_authentication/hooks/two_factor_authenticatable.rb

@@ -1,6 +1,6 @@
 Warden::Manager.after_authentication do |user, auth, options|
   if user.respond_to?(:need_two_factor_authentication?)
-    if auth.session(options[:scope])[:need_two_factor_authentication] = user.need_two_factor_authentication?(auth.request)
+    if auth.session(options[:scope])['need_two_factor_authentication'] = user.need_two_factor_authentication?(auth.request)
       user.send_two_factor_authentication_code
     end
   end