From 487d8faeb727fd000367da1a4777aa4f2da76fbe Mon Sep 17 00:00:00 2001
From: Jan-Lukas Else <mail@jlelse.de>
Date: Tue, 5 May 2020 15:11:43 +0200
Subject: [PATCH] Only send referrer origin in script

---
 static/kis3.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/static/kis3.js b/static/kis3.js
index 46d89d5..c704f12 100644
--- a/static/kis3.js
+++ b/static/kis3.js
@@ -2,7 +2,11 @@
     var request = new XMLHttpRequest();
     var url = document.currentScript.src.replace("kis3.js", "view?url=" + window.decodeURI(window.location.href));
     if (document.referrer && document.referrer.length > 0) {
-        url += "&ref=" + window.decodeURI(document.referrer);
+        if (URL) {
+            url += "&ref=" + window.decodeURI(new URL(document.referrer).origin);
+        } else {
+            url += "&ref=" + window.decodeURI(document.referrer);
+        }
     }
     request.onload = function () {
         if (request.status >= 200 && request.status < 300) {