Add ElementsController base class

app/controllers/elements_controller.rb

@@ -0,0 +1,12 @@
+class ElementsController < ApplicationController
+  layout :map_layout
+
+  before_action :authorize_web
+  before_action :set_locale
+  before_action -> { check_database_readable(:need_api => true) }
+  before_action :require_oauth
+
+  authorize_resource
+
+  around_action :web_timeout
+end

app/controllers/nodes_controller.rb

@@ -1,15 +1,4 @@
-class NodesController < ApplicationController
-  layout :map_layout
-
-  before_action :authorize_web
-  before_action :set_locale
-  before_action -> { check_database_readable(:need_api => true) }
-  before_action :require_oauth
-
-  authorize_resource
-
-  around_action :web_timeout
-
+class NodesController < ElementsController
   def show
     @type = "node"
     @feature = Node.preload(:node_tags, :containing_relation_members, :changeset => [:changeset_tags, :user], :ways => :way_tags).find(params[:id])

app/controllers/relations_controller.rb

@@ -1,15 +1,4 @@
-class RelationsController < ApplicationController
-  layout :map_layout
-
-  before_action :authorize_web
-  before_action :set_locale
-  before_action -> { check_database_readable(:need_api => true) }
-  before_action :require_oauth
-
-  authorize_resource
-
-  around_action :web_timeout
-
+class RelationsController < ElementsController
   def show
     @type = "relation"
     @feature = Relation.preload(:relation_tags, :containing_relation_members, :changeset => [:changeset_tags, :user], :relation_members => :member).find(params[:id])

app/controllers/ways_controller.rb

@@ -1,15 +1,4 @@
-class WaysController < ApplicationController
-  layout :map_layout
-
-  before_action :authorize_web
-  before_action :set_locale
-  before_action -> { check_database_readable(:need_api => true) }
-  before_action :require_oauth
-
-  authorize_resource
-
-  around_action :web_timeout
-
+class WaysController < ElementsController
   def show
     @type = "way"
     @feature = Way.preload(:way_tags, :containing_relation_members, :changeset => [:changeset_tags, :user], :nodes => [:node_tags, { :ways => :way_tags }]).find(params[:id])