From a1af69a44ccbaf7808c415a7e03086cf45860129 Mon Sep 17 00:00:00 2001
From: Norbert Renner <norbert.renner@gmx.de>
Date: Tue, 4 Aug 2020 11:13:24 +0200
Subject: [PATCH] Prevent submit action to avoid side effects (#328)

Otherwise the download is blocked and a `/?format=gpx#` query is added to the URL in Chromium.
---
 js/control/Export.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/js/control/Export.js b/js/control/Export.js
index f32aaea..fd6b69c 100644
--- a/js/control/Export.js
+++ b/js/control/Export.js
@@ -41,7 +41,7 @@ BR.Export = L.Class.extend({
         }
     },
 
-    _export: function() {
+    _export: function(e) {
         var exportForm = document.forms['export'];
         var format = exportForm['format'].value || $('#export-format input:radio:checked').val();
         var name = encodeURIComponent(exportForm['trackname'].value);
@@ -49,6 +49,8 @@ BR.Export = L.Class.extend({
 
         var uri = this.router.getUrl(this.latLngs, this.pois.getMarkers(), format, name, includeWaypoints);
 
+        e.preventDefault();
+
         var evt = document.createEvent('MouseEvents');
         evt.initMouseEvent('click', true, true, window, 0, 0, 0, 0, 0, false, false, false, false, 0, null);
         var link = document.createElement('a');