Moves local_request? to require.local?

[#5361 state:committed]

actionpack/lib/action_dispatch/http/request.rb

@@ -15,6 +15,8 @@ class Request < Rack::Request
     include ActionDispatch::Http::Upload
     include ActionDispatch::Http::URL
 
+    LOCALHOST = [/^127\.0\.0\.\d{1,3}$/, "::1", /^0:0:0:0:0:0:0:1(%.*)?$/].freeze
+
     %w[ AUTH_TYPE GATEWAY_INTERFACE
         PATH_TRANSLATED REMOTE_HOST
         REMOTE_IDENT REMOTE_USER REMOTE_ADDR
@@ -231,5 +233,10 @@ def authorization
       @env['X_HTTP_AUTHORIZATION'] ||
       @env['REDIRECT_X_HTTP_AUTHORIZATION']
     end
+
+    # True if the request came from localhost, 127.0.0.1.
+    def local?
+      LOCALHOST.any? { |local_ip| local_ip === remote_addr && local_ip === remote_ip }
+    end
   end
 end

actionpack/lib/action_dispatch/middleware/show_exceptions.rb

@@ -6,8 +6,6 @@ module ActionDispatch
   # This middleware rescues any exception returned by the application and renders
   # nice exception pages if it's being rescued locally.
   class ShowExceptions
-    LOCALHOST = [/^127\.0\.0\.\d{1,3}$/, "::1", /^0:0:0:0:0:0:0:1(%.*)?$/].freeze
-
     RESCUES_TEMPLATE_PATH = File.join(File.dirname(__FILE__), 'templates')
 
     cattr_accessor :rescue_responses
@@ -66,7 +64,7 @@ def render_exception(env, exception)
         log_error(exception)
 
         request = Request.new(env)
-        if @consider_all_requests_local || local_request?(request)
+        if @consider_all_requests_local || request.local?
           rescue_action_locally(request, exception)
         else
           rescue_action_in_public(exception)
@@ -112,11 +110,6 @@ def rescue_action_in_public(exception)
         end
       end
 
-      # True if the request came from localhost, 127.0.0.1.
-      def local_request?(request)
-        LOCALHOST.any? { |local_ip| local_ip === request.remote_addr && local_ip === request.remote_ip }
-      end
-
       def status_code(exception)
         Rack::Utils.status_code(@@rescue_responses[exception.class.name])
       end

railties/lib/rails/info_controller.rb

@@ -1,6 +1,6 @@
 class Rails::InfoController < ActionController::Base
   def properties
-    if consider_all_requests_local? || local_request?
+    if consider_all_requests_local? || request.local?
       render :inline => Rails::Info.to_html
     else
       render :text => '<p>For security purposes, this information is only available to local requests.</p>', :status => :forbidden

railties/test/rails_info_controller_test.rb

@@ -14,26 +14,28 @@ def setup
     Rails.application.routes.draw do
       match '/rails/info/properties' => "rails/info#properties"
     end
-    @controller.stubs(:consider_all_requests_local? => false, :local_request? => true)
+    @request.stubs(:local? => true)
+    @controller.stubs(:consider_all_requests_local? => false)
     @routes = Rails.application.routes
 
     Rails::InfoController.send(:include, @routes.url_helpers)
   end
 
   test "info controller does not allow remote requests" do
-    @controller.stubs(:consider_all_requests_local? => false, :local_request? => false)
+    @request.stubs(:local? => false)
     get :properties
     assert_response :forbidden
   end
 
   test "info controller renders an error message when request was forbidden" do
-    @controller.stubs(:consider_all_requests_local? => false, :local_request? => false)
+    @request.stubs(:local? => false)
     get :properties
     assert_select 'p'
   end
 
   test "info controller allows requests when all requests are considered local" do
-    @controller.stubs(:consider_all_requests_local? => true, :local_request? => false)
+    @request.stubs(:local? => false)
+    @controller.stubs(:consider_all_requests_local? => true)
     get :properties
     assert_response :success
   end