From 632c846ae0747c280daaaf6f7fc7bb39e0f94a56 Mon Sep 17 00:00:00 2001
From: Jeremy Ruston <jeremy@osmosoft.com>
Date: Thu, 12 Jul 2012 13:11:58 +0100
Subject: [PATCH] Check for being on a file URI before trying to use Firefox's
 XUL file saving

---
 core/modules/savers/firefox.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core/modules/savers/firefox.js b/core/modules/savers/firefox.js
index f4b401faa..d43c3e680 100644
--- a/core/modules/savers/firefox.js
+++ b/core/modules/savers/firefox.js
@@ -53,7 +53,7 @@ FirefoxSaver.prototype.info = {
 Static method that returns true if this saver is capable of working
 */
 exports.canSave = function() {
-	return !!window.Components;
+	return window.location.protocol === "file:" && !!window.Components;
 };
 
 /*