diff --git a/app/controllers/admin/base_controller.rb b/app/controllers/admin/base_controller.rb
index facfa60a..8b520f06 100644
--- a/app/controllers/admin/base_controller.rb
+++ b/app/controllers/admin/base_controller.rb
@@ -1,5 +1,5 @@
 class Admin::BaseController < ApplicationController
-  before_filter :authenticate_admin
+  before_action :authenticate_admin
 
   def index
     @user = current_user
diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index 0d097e16..b4c4ea8c 100644
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -7,9 +7,9 @@ class ApplicationController < ActionController::Base
   helper_method :available_locales
 
   protect_from_forgery
-  before_filter  :authenticate, :set_user_last_activity, :store_controller, :items_per_page
-  after_filter  :remove_controller
-  around_filter :set_time_zone, :set_currency
+  before_action  :authenticate, :set_user_last_activity, :store_controller, :items_per_page
+  after_action  :remove_controller
+  around_action :set_time_zone, :set_currency
 
 
   # Returns the controller handling the current request.
@@ -30,7 +30,7 @@ class ApplicationController < ActionController::Base
   # To disable a controller in the plugin, you can use this as a `before_action`:
   #
   #     class MypluginController < ApplicationController
-  #       before_filter -> { require_plugin_enabled FoodsoftMyplugin }
+  #       before_action -> { require_plugin_enabled FoodsoftMyplugin }
   #     end
   #
   def require_plugin_enabled(plugin)
diff --git a/app/controllers/article_categories_controller.rb b/app/controllers/article_categories_controller.rb
index 54710886..75189f78 100644
--- a/app/controllers/article_categories_controller.rb
+++ b/app/controllers/article_categories_controller.rb
@@ -2,7 +2,7 @@ class ArticleCategoriesController < ApplicationController
 
   inherit_resources # Build default REST Actions via plugin
 
-  before_filter :authenticate_article_meta
+  before_action :authenticate_article_meta
 
   def create
     create!(:notice => I18n.t('article_categories.create.notice')) { article_categories_path }
diff --git a/app/controllers/articles_controller.rb b/app/controllers/articles_controller.rb
index fa681197..2f6b046c 100644
--- a/app/controllers/articles_controller.rb
+++ b/app/controllers/articles_controller.rb
@@ -1,6 +1,6 @@
 # encoding: utf-8
 class ArticlesController < ApplicationController
-  before_filter :authenticate_article_meta, :find_supplier
+  before_action :authenticate_article_meta, :find_supplier
 
   def index
     if params['sort']
diff --git a/app/controllers/concerns/foodcoop_scope.rb b/app/controllers/concerns/foodcoop_scope.rb
index bb38c829..37d2aa82 100644
--- a/app/controllers/concerns/foodcoop_scope.rb
+++ b/app/controllers/concerns/foodcoop_scope.rb
@@ -1,12 +1,12 @@
 # Controller concern to handle foodcoop scope
 #
-# Includes a +before_filter+ for selecting foodcoop from url.
+# Includes a +before_action+ for selecting foodcoop from url.
 #
 module Concerns::FoodcoopScope
   extend ActiveSupport::Concern
 
   included do
-    before_filter :select_foodcoop
+    before_action :select_foodcoop
   end
 
   private
diff --git a/app/controllers/concerns/locale.rb b/app/controllers/concerns/locale.rb
index d0e622bc..e8a4c285 100644
--- a/app/controllers/concerns/locale.rb
+++ b/app/controllers/concerns/locale.rb
@@ -2,7 +2,7 @@ module Concerns::Locale
   extend ActiveSupport::Concern
 
   included do
-    before_filter :set_locale
+    before_action :set_locale
   end
 
   def explicitly_requested_language
diff --git a/app/controllers/deliveries_controller.rb b/app/controllers/deliveries_controller.rb
index 102a4201..6f6bce52 100644
--- a/app/controllers/deliveries_controller.rb
+++ b/app/controllers/deliveries_controller.rb
@@ -1,8 +1,8 @@
 # encoding: utf-8
 class DeliveriesController < ApplicationController
 
-  before_filter :find_supplier, :exclude => :fill_new_stock_article_form
-  
+  before_action :find_supplier, :exclude => :fill_new_stock_article_form
+
   def index
     @deliveries = @supplier.deliveries.order('delivered_on DESC')
   end
diff --git a/app/controllers/errors_controller.rb b/app/controllers/errors_controller.rb
index 15d11726..14f67084 100644
--- a/app/controllers/errors_controller.rb
+++ b/app/controllers/errors_controller.rb
@@ -1,7 +1,7 @@
 class ErrorsController < ApplicationController
   include Gaffe::Errors
 
-  skip_before_filter :authenticate
+  skip_before_action :authenticate
 
   layout :current_layout
 
diff --git a/app/controllers/finance/bank_transactions_controller.rb b/app/controllers/finance/bank_transactions_controller.rb
index 7add74e7..2d409ce0 100644
--- a/app/controllers/finance/bank_transactions_controller.rb
+++ b/app/controllers/finance/bank_transactions_controller.rb
@@ -1,5 +1,5 @@
 class Finance::BankTransactionsController < ApplicationController
-  before_filter :authenticate_finance
+  before_action :authenticate_finance
   inherit_resources
 
   def index
diff --git a/app/controllers/finance/base_controller.rb b/app/controllers/finance/base_controller.rb
index 3ecb0096..7c3668fd 100644
--- a/app/controllers/finance/base_controller.rb
+++ b/app/controllers/finance/base_controller.rb
@@ -1,5 +1,5 @@
 class Finance::BaseController < ApplicationController
-  before_filter :authenticate_finance
+  before_action :authenticate_finance
 
   def index
     @financial_transactions = FinancialTransaction.includes(:ordergroup).order('created_on DESC').limit(8)
diff --git a/app/controllers/finance/financial_links_controller.rb b/app/controllers/finance/financial_links_controller.rb
index 231a7e65..68f062e8 100644
--- a/app/controllers/finance/financial_links_controller.rb
+++ b/app/controllers/finance/financial_links_controller.rb
@@ -1,5 +1,5 @@
 class Finance::FinancialLinksController < Finance::BaseController
-  before_filter :find_financial_link, except: [:create]
+  before_action :find_financial_link, except: [:create]
 
   def show
     @items = @financial_link.bank_transactions.map do |bt|
diff --git a/app/controllers/finance/financial_transactions_controller.rb b/app/controllers/finance/financial_transactions_controller.rb
index 82fca9e0..7eff1718 100644
--- a/app/controllers/finance/financial_transactions_controller.rb
+++ b/app/controllers/finance/financial_transactions_controller.rb
@@ -1,7 +1,7 @@
 # encoding: utf-8
 class Finance::FinancialTransactionsController < ApplicationController
-  before_filter :authenticate_finance
-  before_filter :find_ordergroup, :except => [:new_collection, :create_collection, :index_collection]
+  before_action :authenticate_finance
+  before_action :find_ordergroup, :except => [:new_collection, :create_collection, :index_collection]
   inherit_resources
 #  belongs_to :ordergroup
 
diff --git a/app/controllers/finance/invoices_controller.rb b/app/controllers/finance/invoices_controller.rb
index 43a5ba3b..ef43c944 100644
--- a/app/controllers/finance/invoices_controller.rb
+++ b/app/controllers/finance/invoices_controller.rb
@@ -1,7 +1,7 @@
 class Finance::InvoicesController < ApplicationController
 
-  before_filter :find_invoice, only: [:show, :edit, :update, :destroy]
-  before_filter :ensure_can_edit, only: [:edit, :update, :destroy]
+  before_action :find_invoice, only: [:show, :edit, :update, :destroy]
+  before_action :ensure_can_edit, only: [:edit, :update, :destroy]
 
   def index
     @invoices = Invoice.includes(:supplier, :deliveries, :orders).order('date DESC').page(params[:page]).per(@per_page)
diff --git a/app/controllers/foodcoop/workgroups_controller.rb b/app/controllers/foodcoop/workgroups_controller.rb
index 35eb2d50..72f7fb90 100644
--- a/app/controllers/foodcoop/workgroups_controller.rb
+++ b/app/controllers/foodcoop/workgroups_controller.rb
@@ -1,6 +1,6 @@
 class Foodcoop::WorkgroupsController < ApplicationController
 
-  before_filter :authenticate_membership_or_admin,
+  before_action :authenticate_membership_or_admin,
     :except => [:index]
 
   def index
diff --git a/app/controllers/group_order_articles_controller.rb b/app/controllers/group_order_articles_controller.rb
index 991afa50..3fcba631 100644
--- a/app/controllers/group_order_articles_controller.rb
+++ b/app/controllers/group_order_articles_controller.rb
@@ -1,7 +1,7 @@
 class GroupOrderArticlesController < ApplicationController
 
-  before_filter :authenticate_finance
-  before_filter :find_group_order_article, except: [:new, :create]
+  before_action :authenticate_finance
+  before_action :find_group_order_article, except: [:new, :create]
 
   layout false  # We only use this controller to server js snippets, no need for layout rendering
 
diff --git a/app/controllers/group_orders_controller.rb b/app/controllers/group_orders_controller.rb
index 536b2035..4d9e73d9 100644
--- a/app/controllers/group_orders_controller.rb
+++ b/app/controllers/group_orders_controller.rb
@@ -2,10 +2,10 @@
 # Management actions that require the "orders" role are handled by the OrdersController.
 class GroupOrdersController < ApplicationController
   # Security
-  before_filter :ensure_ordergroup_member
-  before_filter :ensure_open_order, :only => [:new, :create, :edit, :update, :order, :stock_order, :saveOrder]
-  before_filter :ensure_my_group_order, only: [:show, :edit, :update]
-  before_filter :enough_apples?, only: [:new, :create]
+  before_action :ensure_ordergroup_member
+  before_action :ensure_open_order, :only => [:new, :create, :edit, :update, :order, :stock_order, :saveOrder]
+  before_action :ensure_my_group_order, only: [:show, :edit, :update]
+  before_action :enough_apples?, only: [:new, :create]
 
   # Index page.
   def index
@@ -66,7 +66,7 @@ class GroupOrdersController < ApplicationController
   private
 
   # Returns true if @current_user is member of an Ordergroup.
-  # Used as a :before_filter by OrdersController.
+  # Used as a :before_action by OrdersController.
   def ensure_ordergroup_member
     @ordergroup = @current_user.ordergroup
     if @ordergroup.nil?
diff --git a/app/controllers/invites_controller.rb b/app/controllers/invites_controller.rb
index 87215876..b6fee901 100644
--- a/app/controllers/invites_controller.rb
+++ b/app/controllers/invites_controller.rb
@@ -1,8 +1,8 @@
 class InvitesController < ApplicationController
 
-  before_filter :authenticate_membership_or_admin_for_invites
-  before_filter -> { require_config_disabled :disable_invite }
-  
+  before_action :authenticate_membership_or_admin_for_invites
+  before_action -> { require_config_disabled :disable_invite }
+
   def new
     @invite = Invite.new(:user => @current_user, :group => @group)
   end
diff --git a/app/controllers/login_controller.rb b/app/controllers/login_controller.rb
index 097e7277..73ca00cc 100644
--- a/app/controllers/login_controller.rb
+++ b/app/controllers/login_controller.rb
@@ -1,7 +1,7 @@
 # encoding: utf-8
 class LoginController < ApplicationController
-  skip_before_filter :authenticate        # no authentication since this is the login page
-  before_filter :validate_token, :only => [:new_password, :update_password]
+  skip_before_action :authenticate        # no authentication since this is the login page
+  before_action :validate_token, :only => [:new_password, :update_password]
 
   # Display the form to enter an email address requesting a token to set a new password.
   def forgot_password
diff --git a/app/controllers/order_articles_controller.rb b/app/controllers/order_articles_controller.rb
index 68ca79d3..470efd54 100644
--- a/app/controllers/order_articles_controller.rb
+++ b/app/controllers/order_articles_controller.rb
@@ -1,6 +1,6 @@
 class OrderArticlesController < ApplicationController
 
-  before_filter :authenticate_finance_or_orders
+  before_action :authenticate_finance_or_orders
 
   layout false  # We only use this controller to serve js snippets, no need for layout rendering
 
diff --git a/app/controllers/orders_controller.rb b/app/controllers/orders_controller.rb
index 2b66fba9..01707e7b 100644
--- a/app/controllers/orders_controller.rb
+++ b/app/controllers/orders_controller.rb
@@ -5,9 +5,9 @@
 class OrdersController < ApplicationController
   include Concerns::SendOrderPdf
 
-  before_filter :authenticate_pickups_or_orders
-  before_filter :authenticate_orders, except: [:receive, :receive_on_order_article_create, :receive_on_order_article_update, :show]
-  before_filter :remove_empty_article, only: [:create, :update]
+  before_action :authenticate_pickups_or_orders
+  before_action :authenticate_orders, except: [:receive, :receive_on_order_article_create, :receive_on_order_article_update, :show]
+  before_action :remove_empty_article, only: [:create, :update]
 
   # List orders
   def index
diff --git a/app/controllers/pickups_controller.rb b/app/controllers/pickups_controller.rb
index 907eeef1..62c07d1b 100644
--- a/app/controllers/pickups_controller.rb
+++ b/app/controllers/pickups_controller.rb
@@ -1,6 +1,6 @@
 class PickupsController < ApplicationController
 
-  before_filter :authenticate_pickups
+  before_action :authenticate_pickups
 
   def index
     @orders = Order.finished_not_closed.order('pickup DESC').group_by { |o| o.pickup }
diff --git a/app/controllers/sessions_controller.rb b/app/controllers/sessions_controller.rb
index 74bae0e7..e89e5771 100644
--- a/app/controllers/sessions_controller.rb
+++ b/app/controllers/sessions_controller.rb
@@ -1,6 +1,6 @@
 class SessionsController < ApplicationController
 
-  skip_before_filter :authenticate
+  skip_before_action :authenticate
   layout 'login'
 
   def new
diff --git a/app/controllers/styles_controller.rb b/app/controllers/styles_controller.rb
index 98d4dd69..22d4c330 100644
--- a/app/controllers/styles_controller.rb
+++ b/app/controllers/styles_controller.rb
@@ -1,6 +1,6 @@
 # Foodcoop-specific styling
 class StylesController < ApplicationController
-  skip_before_filter :authenticate
+  skip_before_action :authenticate
 
   # renders foodcoop css, or 404 if not configured
   #
diff --git a/app/controllers/suppliers_controller.rb b/app/controllers/suppliers_controller.rb
index 2fb20d20..b725eb45 100644
--- a/app/controllers/suppliers_controller.rb
+++ b/app/controllers/suppliers_controller.rb
@@ -1,6 +1,6 @@
 # encoding: utf-8
 class SuppliersController < ApplicationController
-  before_filter :authenticate_suppliers, :except => [:index, :list]
+  before_action :authenticate_suppliers, :except => [:index, :list]
   helper :deliveries
 
   def index
diff --git a/plugins/current_orders/app/controllers/current_orders/articles_controller.rb b/plugins/current_orders/app/controllers/current_orders/articles_controller.rb
index 5bab8718..4f33f98e 100644
--- a/plugins/current_orders/app/controllers/current_orders/articles_controller.rb
+++ b/plugins/current_orders/app/controllers/current_orders/articles_controller.rb
@@ -1,8 +1,8 @@
 # encoding: utf-8
 class CurrentOrders::ArticlesController < ApplicationController
 
-  before_filter :authenticate_orders
-  before_filter :find_order_and_order_article, only: [:index, :show]
+  before_action :authenticate_orders
+  before_action :find_order_and_order_article, only: [:index, :show]
 
   def index
     # sometimes need to pass id as parameter for forms
diff --git a/plugins/current_orders/app/controllers/current_orders/group_orders_controller.rb b/plugins/current_orders/app/controllers/current_orders/group_orders_controller.rb
index 68c84b5c..3ab4fbda 100644
--- a/plugins/current_orders/app/controllers/current_orders/group_orders_controller.rb
+++ b/plugins/current_orders/app/controllers/current_orders/group_orders_controller.rb
@@ -1,6 +1,6 @@
 class CurrentOrders::GroupOrdersController < ApplicationController
   # Security
-  before_filter :ensure_ordergroup_member
+  before_action :ensure_ordergroup_member
 
   def index
     # XXX code duplication lib/foodsoft_current_orders/app/controllers/current_orders/ordergroups_controller.rb
diff --git a/plugins/current_orders/app/controllers/current_orders/ordergroups_controller.rb b/plugins/current_orders/app/controllers/current_orders/ordergroups_controller.rb
index ddb7f00f..339209ab 100644
--- a/plugins/current_orders/app/controllers/current_orders/ordergroups_controller.rb
+++ b/plugins/current_orders/app/controllers/current_orders/ordergroups_controller.rb
@@ -1,8 +1,8 @@
 # encoding: utf-8
 class CurrentOrders::OrdergroupsController < ApplicationController
 
-  before_filter :authenticate_orders
-  before_filter :find_group_orders, only: [:index, :show]
+  before_action :authenticate_orders
+  before_action :find_group_orders, only: [:index, :show]
 
   def index
     # sometimes need to pass id as parameter for forms
diff --git a/plugins/current_orders/app/controllers/current_orders/orders_controller.rb b/plugins/current_orders/app/controllers/current_orders/orders_controller.rb
index b5ee1a33..a84570f2 100644
--- a/plugins/current_orders/app/controllers/current_orders/orders_controller.rb
+++ b/plugins/current_orders/app/controllers/current_orders/orders_controller.rb
@@ -1,6 +1,6 @@
 class CurrentOrders::OrdersController < ApplicationController
 
-  before_filter :authenticate_orders, except: :my
+  before_action :authenticate_orders, except: :my
 
   def show
     @doc_options ||= {}
diff --git a/plugins/current_orders/app/controllers/current_orders_controller.rb b/plugins/current_orders/app/controllers/current_orders_controller.rb
index 2d0a0d97..c2488ad1 100644
--- a/plugins/current_orders/app/controllers/current_orders_controller.rb
+++ b/plugins/current_orders/app/controllers/current_orders_controller.rb
@@ -1,6 +1,6 @@
 # encoding: utf-8
 class CurrentOrdersController < ApplicationController
-  
-  before_filter :authenticate_orders
+
+  before_action :authenticate_orders
 
 end
diff --git a/plugins/discourse/app/controllers/discourse_controller.rb b/plugins/discourse/app/controllers/discourse_controller.rb
index e4cb795f..7ad2904a 100644
--- a/plugins/discourse/app/controllers/discourse_controller.rb
+++ b/plugins/discourse/app/controllers/discourse_controller.rb
@@ -1,6 +1,6 @@
 class DiscourseController < ApplicationController
 
-  before_filter -> { require_plugin_enabled FoodsoftDiscourse }
+  before_action -> { require_plugin_enabled FoodsoftDiscourse }
 
   protected
 
diff --git a/plugins/discourse/app/controllers/discourse_login_controller.rb b/plugins/discourse/app/controllers/discourse_login_controller.rb
index e5717d2a..c5dfb5e7 100644
--- a/plugins/discourse/app/controllers/discourse_login_controller.rb
+++ b/plugins/discourse/app/controllers/discourse_login_controller.rb
@@ -1,7 +1,7 @@
 class DiscourseLoginController < DiscourseController
 
-  before_filter -> { require_config_disabled :discourse_sso }
-  skip_before_filter :authenticate
+  before_action -> { require_config_disabled :discourse_sso }
+  skip_before_action :authenticate
 
   def initiate
     discourse_url = FoodsoftConfig[:discourse_url]
diff --git a/plugins/discourse/app/controllers/discourse_sso_controller.rb b/plugins/discourse/app/controllers/discourse_sso_controller.rb
index 9bab89dc..f11397a4 100644
--- a/plugins/discourse/app/controllers/discourse_sso_controller.rb
+++ b/plugins/discourse/app/controllers/discourse_sso_controller.rb
@@ -1,6 +1,6 @@
 class DiscourseSsoController < DiscourseController
 
-  before_filter -> { require_config_enabled :discourse_sso }
+  before_action -> { require_config_enabled :discourse_sso }
 
   def sso
     raise I18n.t('discourse.sso.invalid_signature') unless valid_signature?
diff --git a/plugins/documents/app/controllers/documents_controller.rb b/plugins/documents/app/controllers/documents_controller.rb
index acca52e8..aaf23ac7 100644
--- a/plugins/documents/app/controllers/documents_controller.rb
+++ b/plugins/documents/app/controllers/documents_controller.rb
@@ -1,7 +1,7 @@
 require 'filemagic'
 
 class DocumentsController < ApplicationController
-  before_filter -> { require_plugin_enabled FoodsoftDocuments }
+  before_action -> { require_plugin_enabled FoodsoftDocuments }
 
   def index
     if params["sort"]
diff --git a/plugins/messages/app/controllers/message_threads_controller.rb b/plugins/messages/app/controllers/message_threads_controller.rb
index 43756fa0..22a18e28 100644
--- a/plugins/messages/app/controllers/message_threads_controller.rb
+++ b/plugins/messages/app/controllers/message_threads_controller.rb
@@ -1,6 +1,6 @@
 class MessageThreadsController < ApplicationController
 
-  before_filter -> { require_plugin_enabled FoodsoftMessages }
+  before_action -> { require_plugin_enabled FoodsoftMessages }
 
   def index
     @groups = Group.order(:name)
diff --git a/plugins/messages/app/controllers/messages_controller.rb b/plugins/messages/app/controllers/messages_controller.rb
index 71be748e..d0581df1 100644
--- a/plugins/messages/app/controllers/messages_controller.rb
+++ b/plugins/messages/app/controllers/messages_controller.rb
@@ -1,6 +1,6 @@
 class MessagesController < ApplicationController
 
-  before_filter -> { require_plugin_enabled FoodsoftMessages }
+  before_action -> { require_plugin_enabled FoodsoftMessages }
 
   # Renders the "inbox" action.
   def index
diff --git a/plugins/printer/app/controllers/printer_controller.rb b/plugins/printer/app/controllers/printer_controller.rb
index e9ae2c5c..2ac8dc08 100644
--- a/plugins/printer/app/controllers/printer_controller.rb
+++ b/plugins/printer/app/controllers/printer_controller.rb
@@ -2,9 +2,9 @@ class PrinterController < ApplicationController
   include Concerns::SendOrderPdf
   include Tubesock::Hijack
 
-  skip_before_filter :authenticate
-  before_filter :authenticate_printer
-  before_filter -> { require_plugin_enabled FoodsoftPrinter }
+  skip_before_action :authenticate
+  before_action :authenticate_printer
+  before_action -> { require_plugin_enabled FoodsoftPrinter }
 
   def socket
     hijack do |tubesock|
diff --git a/plugins/printer/app/controllers/printer_jobs_controller.rb b/plugins/printer/app/controllers/printer_jobs_controller.rb
index 75312b0c..4a4002bc 100644
--- a/plugins/printer/app/controllers/printer_jobs_controller.rb
+++ b/plugins/printer/app/controllers/printer_jobs_controller.rb
@@ -1,7 +1,7 @@
 class PrinterJobsController < ApplicationController
   include Concerns::SendOrderPdf
 
-  before_filter -> { require_plugin_enabled FoodsoftPrinter }
+  before_action -> { require_plugin_enabled FoodsoftPrinter }
 
   def index
     jobs = PrinterJob.includes(:printer_job_updates)
diff --git a/plugins/uservoice/lib/foodsoft_uservoice.rb b/plugins/uservoice/lib/foodsoft_uservoice.rb
index d8942d89..3ad9a85c 100644
--- a/plugins/uservoice/lib/foodsoft_uservoice.rb
+++ b/plugins/uservoice/lib/foodsoft_uservoice.rb
@@ -10,7 +10,7 @@ module FoodsoftUservoice
   module LoadUservoice
     def self.included(base) # :nodoc:
       base.class_eval do
-        before_filter :add_uservoice_script
+        before_action :add_uservoice_script
 
         protected
 
diff --git a/plugins/wiki/app/controllers/pages_controller.rb b/plugins/wiki/app/controllers/pages_controller.rb
index 06c6a6a4..e8ae9e73 100644
--- a/plugins/wiki/app/controllers/pages_controller.rb
+++ b/plugins/wiki/app/controllers/pages_controller.rb
@@ -1,13 +1,13 @@
 # encoding: utf-8
 class PagesController < ApplicationController
-  before_filter -> { require_plugin_enabled FoodsoftWiki }
-  before_filter :catch_special_pages, only: [:show, :new]
+  before_action -> { require_plugin_enabled FoodsoftWiki }
+  before_action :catch_special_pages, only: [:show, :new]
 
-  skip_before_filter :authenticate, :only => :all
-  before_filter :only => :all do
+  skip_before_action :authenticate, :only => :all
+  before_action :only => :all do
     authenticate_or_token(['wiki', 'all'])
   end
-  before_filter do
+  before_action do
     content_for :head, view_context.rss_meta_tag
   end