Merge branch 'dev'

Author: ThorstenSuckow

src/app/plugin/MailtoProtocolHandlerPlugin.js

@@ -37,13 +37,14 @@ Ext.define("conjoon.cn_mail.app.plugin.MailtoProtocolHandlerPlugin", {
     run (controller) {
         "use strict";
 
-        const origin = window.location.origin;
-
-        navigator.registerProtocolHandler(
-            "mailto",
-            origin + "/#cn_mail/message/compose/%s",
-            "mailto handler"
-        );
+        if (navigator.registerProtocolHandler) {
+            const origin = window.location.origin;
+            navigator.registerProtocolHandler(
+                "mailto",
+                origin + "/#cn_mail/message/compose/%s",
+                "mailto handler"
+            );
+        }
 
         return true;
     }

tests/src/app/plugin/MailtoProtocolHandlerPluginTest.js

@@ -65,6 +65,10 @@ StartTest(t => {
 
         let registerProtocolHandler = function (){};
 
+        navigator.registerProtocolHandler = undefined;
+
+        t.expect(plugin.run(ctrl)).toBe(true);
+
         navigator.registerProtocolHandler = registerProtocolHandler;
 
         let registerSpy = t.spyOn(navigator, "registerProtocolHandler").and.callFake(() => {});