From 4a31ebe112df004fc4207d00278c8b3dad27f52f Mon Sep 17 00:00:00 2001
From: Norbert Renner <norbert.renner@gmx.de>
Date: Wed, 29 Jun 2022 10:01:45 +0200
Subject: [PATCH] Fix download click for Firefox < 75 (attach to DOM)

---
 js/control/Export.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/js/control/Export.js b/js/control/Export.js
index 6dfb4962..e221763c 100644
--- a/js/control/Export.js
+++ b/js/control/Export.js
@@ -74,7 +74,11 @@ BR.Export = L.Class.extend({
         if (name) {
             link.download = name;
         }
+        link.hidden = true;
+        // in Firefox < 75 click() only works when element is attached to DOM tree
+        document.body.appendChild(link);
         link.click();
+        link.remove();
     },
 
     _exportServer: function (e) {