make ios detection a bit better, user better naming

assets/launch.js

@@ -497,11 +497,15 @@ function createAndroidIntentUrl(room) {
   );
 }
 
-const ANDROID_APP_SCHEME = "org.jitsi.meet://";
+/*
+ * Die Mobile-Apps (iOS, Firefox auf Android) registrieren
+ * "org.jitsi.meet", nicht das Desktop-Schema.
+ */
+const APP_SCHEME = "org.jitsi.meet://";
 
-function createAndroidAppUrl(room) {
+function createAppSchemeUrl(room) {
   return (
-    ANDROID_APP_SCHEME +
+    APP_SCHEME +
     CONFIG.jitsiHost +
     "/" +
     encodeURIComponent(room)
@@ -513,12 +517,21 @@ function createAndroidAppUrl(room) {
  * ============================================================ */
 
 function selectProtocolUrl(room) {
-  if (detectOperatingSystem() !== "android") {
+  const os = detectOperatingSystem();
+
+  /*
+   * iOS-App kennt nur das App-Schema.
+   */
+  if (os === "ios") {
+    return createAppSchemeUrl(room);
+  }
+
+  if (os !== "android") {
     return createAppUrl(room);
   }
 
   return detectBrowser() === "firefox"
-    ? createAndroidAppUrl(room)
+    ? createAppSchemeUrl(room)
     : createAndroidIntentUrl(room);
 }
 
@@ -581,11 +594,12 @@ function detectOperatingSystem() {
   }
 
   /*
-   * iPadOS tarnt sich als macOS.
+   * iPadOS tarnt sich als macOS – Touchpunkte verraten das iPad.
+   * Der Plattform-Check greift auch ohne geladenen ua-parser.
    */
   if (
-    uaResult.os.name === "macOS" &&
+    navigator.maxTouchPoints > 1 &&
-    navigator.maxTouchPoints > 1
+    (navigator.platform === "MacIntel" || uaResult.os.name === "macOS")
   ) {
     return OS_NAMES.iOS;
   }
@@ -729,7 +743,7 @@ function launchJitsi() {
    * das Custom-Schema direkt in der Hauptnavigation starten.
    */
   try {
-    if (protocolUrl.startsWith(ANDROID_APP_SCHEME)) {
+    if (protocolUrl.startsWith(APP_SCHEME)) {
       window.location.href = protocolUrl;
     } else {
       iframe.src = protocolUrl;
@@ -1187,6 +1201,7 @@ function initialize() {
       language: currentLanguage,
       room: room,
       operatingSystem: detectOperatingSystem(),
+      touchPoints: navigator.maxTouchPoints,
       browser: detectBrowser(),
       protocol: selectProtocolUrl(room),
       browserUrl: createBrowserUrl(room)