clients_stuff/hupo.rb

hupo.rb

module ClientsStuff
  class Hupo < ::Rails::Engine
    delegate :application, to: :Rails

    initializer 'clients_stuff.hupo.append_assets' do
      append_paths('assets')
    end

    initializer 'clients_stuff.hupo.append_widgets_paths', before: 'hupo_widget.load_all_widgets' do
      append_paths('widgets')
    end

    initializer 'clients_stuff.hupo.append_client_locales' do
      append_paths('locales')
    end

    initializer 'clients_stuff.hupo.append_client_views' do
      append_paths('views')
    end

    private

      def append_paths(dirname, chain = %w(default client shared))
        chain.each do |node|
          path = send("%s_path" % node, dirname) # ex. default_path
          send("append_#{dirname}_path", path)   # ex. append_assets_path
        end
      end

      def append_assets_path(path)
        paths.add path, glob: '*', eager_load: true
        application.config.assets.paths.unshift(*paths[path].existent_directories)
      end

      def append_widgets_path(path)
        application.config.paths['config/widgets'] << path
      end

      def append_locales_path(path)
        paths.add path, glob: '*.{rb,yml}'
        config.i18n.railties_load_path.concat(paths[path].existent)
      end

      def append_views_path(path)
        paths.add path
        views = paths[path].existent

        unless views.empty?
          ActiveSupport.on_load(:action_controller){ prepend_view_path(views) }
          ActiveSupport.on_load(:action_mailer){ prepend_view_path(views) }
        end
      end

      def base_path
        @base_path ||= File.dirname(__FILE__)
      end

      def client_path(path, client = application.client)
        '%s/hupo/%s/%s' % [base_path, client, path]
      end

      def default_path(path)
        client_path(path, 'default')
      end

      def shared_path(path)
        [application.shared_path, application.client, path].join('/')
      end
  end
end