From d872202ae5fb7b689540ecc20ef1754d5aa937c2 Mon Sep 17 00:00:00 2001
From: Ingo Schommer <ingo@silverstripe.com>
Date: Thu, 3 Jan 2013 20:43:25 +0100
Subject: [PATCH] Support for X-Reload header

Backported from 3.1. Required to get subsite's
"copy page to subsite" form submission working.
---
 admin/javascript/LeftAndMain.js | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/admin/javascript/LeftAndMain.js b/admin/javascript/LeftAndMain.js
index 30db823ce..abbb58c2a 100644
--- a/admin/javascript/LeftAndMain.js
+++ b/admin/javascript/LeftAndMain.js
@@ -370,6 +370,12 @@ jQuery.noConflict();
 			handleAjaxResponse: function(data, status, xhr) {
 				var self = this, url, activeTabs, guessFragment;
 
+				// Support a full reload
+				if(xhr.getResponseHeader('X-Reload') && xhr.getResponseHeader('X-ControllerURL')) {
+					document.location.href = xhr.getResponseHeader('X-ControllerURL');
+					return;
+				}
+
 				// Pseudo-redirects via X-ControllerURL might return empty data, in which
 				// case we'll ignore the response
 				if(!data) return;