From 8d52a21598c92a76a36cba4e16364a546afff509 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Gerg=C5=91=20Tisza?= <tgr.huwiki@gmail.com>
Date: Wed, 26 Aug 2015 14:18:54 -0700
Subject: [PATCH] Return HTTP 429 when thumbnailing is throttled due to too
 many errors

Bug: T110109
Change-Id: I8af527661a041964690faae7566fb97e305e2b0f
---
 thumb.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/thumb.php b/thumb.php
index eea6ddafa6..f5eb8c991e 100644
--- a/thumb.php
+++ b/thumb.php
@@ -332,6 +332,9 @@ function wfStreamThumb( array $params ) {
 	$errorCode = 500;
 	if ( !$thumb ) {
 		$errorMsg = $errorMsg ?: $msg->rawParams( 'File::transform() returned false' )->escaped();
+		if ( $errorMsg instanceof MessageSpecifier && $errorMsg->getKey() === 'thumbnail_image-failure-limit' ) {
+			$errorCode = 429;
+		}
 	} elseif ( $thumb->isError() ) {
 		$errorMsg = $thumb->getHtmlMsg();
 	} elseif ( !$thumb->hasFile() ) {
-- 
2.20.1