Implement handle unverified scope.

lib/devise/controllers/helpers.rb

@@ -163,6 +163,20 @@ def sign_out_and_redirect(resource_or_scope)
         redirect_to after_sign_out_path_for(scope)
       end
 
+      # Sign out all active users or scopes. This helper is useful for signing out all roles
+      # in one click. This signs out ALL scopes in warden.
+      def sign_out_all_scopes
+        Devise.mappings.keys.each { |s| warden.user(s) }
+        warden.raw_session.inspect
+        warden.logout
+      end
+
+      # Override Rails' handle unverified request to sign out all scopes.
+      def handle_unverified_request
+        sign_out_all_scopes
+        super # call the default behaviour which resets the session
+      end
+
       # Define authentication filters and accessor helpers based on mappings.
       # These filters should be used inside the controllers as before_filters,
       # so you can control the scope of the user who should be signed in to

test/integration/rememberable_test.rb

@@ -69,4 +69,14 @@ def create_user_and_remember(add_to_token='')
     assert_not warden.authenticated?(:user)
     assert_equal cookies['remember_user_token'], ''
   end
+
+  test 'cookies are destroyed on unverified requests' do
+    swap HomeController, :allow_forgery_protection => true do
+      user = create_user_and_remember
+      get users_path
+      assert warden.authenticated?(:user)
+      post root_path, :authenticity_token => 'INVALID'
+      assert_not warden.authenticated?(:user)
+    end
+  end
 end

test/rails_app/config/environment.rb

@@ -1,7 +1,7 @@
 # Be sure to restart your server when you modify this file
 
 # Specifies gem version of Rails to use when vendor/rails is not present
-RAILS_GEM_VERSION = '2.3.10' unless defined? RAILS_GEM_VERSION
+RAILS_GEM_VERSION = '2.3.11' unless defined? RAILS_GEM_VERSION
 DEVISE_ORM = :active_record unless defined? DEVISE_ORM
 
 # Bootstrap the Rails environment, frameworks, and default configuration