gistfile1.rb

if !defined?(Rails::Railtie)
  Rails.configuration.after_initialize do
    class ::ActionController::Base
      include RailsWarden::Mixins::HelperMethods
      include RailsWarden::Mixins::ControllerOnlyMethods
    end

    module ::ApplicationHelper
      include RailsWarden::Mixins::HelperMethods
    end
  end
else
  class RailsWarden::Railtie < Rails::Railtie
    initializer :warden do
      ::ActionController::Base.class_eval do
        include RailsWarden::Mixins::HelperMethods
        include RailsWarden::Mixins::ControllerOnlyMethods
      end

      module ::ApplicationHelper
        include RailsWarden::Mixins::HelperMethods
      end
    end
  end
end