From af4f42e2080f64dffe3d6dcf007615ce45665959 Mon Sep 17 00:00:00 2001
From: Samuel Georges <sam@daftspunk.com>
Date: Thu, 21 Jan 2016 20:16:53 +1100
Subject: [PATCH] Add 503 header when maintenance mode enabled. Fixes #1655

---
 modules/cms/classes/Controller.php | 1 +
 1 file changed, 1 insertion(+)

diff --git a/modules/cms/classes/Controller.php b/modules/cms/classes/Controller.php
index 01a27602a..b942f98f6 100644
--- a/modules/cms/classes/Controller.php
+++ b/modules/cms/classes/Controller.php
@@ -168,6 +168,7 @@ class Controller
             MaintenanceSettings::get('is_enabled', false) &&
             !BackendAuth::getUser()
         ) {
+            $this->setStatusCode(503);
             $page = Page::loadCached($this->theme, MaintenanceSettings::get('cms_page'));
         }