From bebca9ce0bf82e6173372e013be8343d355b9d27 Mon Sep 17 00:00:00 2001
From: "Marc A. Modrow" <mmodrow@uni-bremen.de>
Date: Tue, 31 Oct 2017 19:48:12 +0100
Subject: [PATCH] fix: make parseUrl helper always have a protocl (#4673)

Fixes #3100.
---
 src/js/utils/url.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/js/utils/url.js b/src/js/utils/url.js
index 0136cec45..aa0ae445d 100644
--- a/src/js/utils/url.js
+++ b/src/js/utils/url.js
@@ -81,6 +81,10 @@ export const parseUrl = function(url) {
     details.host = details.host.replace(/:443$/, '');
   }
 
+  if (!details.protocol) {
+    details.protocol = window.location.protocol;
+  }
+
   if (addToBody) {
     document.body.removeChild(div);
   }