From b42c018bb8f86e27af43d84bf558d669e18def3b Mon Sep 17 00:00:00 2001
From: unarist <m.unarist@gmail.com>
Date: Tue, 8 Aug 2017 22:47:35 +0900
Subject: [PATCH] Add Content-Type header on throttled response to fix mojibake
 (#4558)

application/json only allows Unicode, so this prevents from wrong charset detection.
---
 config/initializers/rack_attack.rb | 1 +
 1 file changed, 1 insertion(+)

diff --git a/config/initializers/rack_attack.rb b/config/initializers/rack_attack.rb
index d5cd77b346..53cb106cac 100644
--- a/config/initializers/rack_attack.rb
+++ b/config/initializers/rack_attack.rb
@@ -33,6 +33,7 @@ class Rack::Attack
     match_data = env['rack.attack.match_data']
 
     headers = {
+      'Content-Type'          => 'application/json',
       'X-RateLimit-Limit'     => match_data[:limit].to_s,
       'X-RateLimit-Remaining' => '0',
       'X-RateLimit-Reset'     => (now + (match_data[:period] - now.to_i % match_data[:period])).iso8601(6),