From 4ba0ce28dde2670e1bd9266df7663bc9e4c97edf Mon Sep 17 00:00:00 2001
From: Manfred Stock <m-osm@nfred.ch>
Date: Sun, 8 Apr 2018 22:13:07 +0200
Subject: [PATCH] Add workaround for issues with GPX generation in IE11

This works around JXON issue #42 [1] by repairing the invalid XML name
space declarations in the GPX data and should thus yield usable GPX files
in IE11, too.

[1] https://github.com/tyrasd/jxon/issues/42
---
 src/tools.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/tools.js b/src/tools.js
index 5c09277..9dc1f4e 100644
--- a/src/tools.js
+++ b/src/tools.js
@@ -110,6 +110,10 @@ var Control = L.Control.extend({
   _downloadGPX: function() {
     if (this.routeGeoJSON) {
       var gpxData = togpx(this.routeGeoJSON);
+      // Work around issues with XML name space generation in IE 11
+      // (see also https://github.com/tyrasd/jxon/issues/42)
+      gpxData = gpxData.replace(/\s+xmlns:NS\d=""/g, '');
+      gpxData = gpxData.replace(/NS\d:/g, '');
       var blob = new Blob([gpxData], {
         type: 'application/gpx+xml;charset=utf-8'
       }, false);