From 4a5f7690cd154aa1a4328e35d8183c3391a64041 Mon Sep 17 00:00:00 2001
From: steveseguin <punkrawker@gmail.com>
Date: Thu, 28 Mar 2024 13:55:56 -0400
Subject: [PATCH] added &ln=auto as an option, etc

---
 index.html | 13 +++++--------
 lib.js     | 32 +++++++++++++++++++++++++++++---
 main.js    |  5 +++--
 webrtc.js  |  2 +-
 4 files changed, 38 insertions(+), 14 deletions(-)

diff --git a/index.html b/index.html
index 4c3fd80..3fcebad 100644
--- a/index.html
+++ b/index.html
@@ -24,7 +24,7 @@
 		<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no" />
 		<meta content="text/html;charset=utf-8" http-equiv="Content-Type" />
 		<meta content="utf-8" http-equiv="encoding" />
-		<meta name="copyright" content="&copy; 2023 Steve Seguin" />
+		<meta name="copyright" content="&copy; 2024 Steve Seguin" />
 		<meta name="license" content="https://github.com/steveseguin/vdo.ninja/LICENSE.md" />
 		<meta name="sourcecode" content="https://github.com/steveseguin/vdo.ninja" />
 		<meta name="stance-on-war" content="Steve Seguin condemns Russia's brutal invasion of Ukraine 💙💛." />
@@ -92,7 +92,7 @@
 		
 		<script type="text/javascript" crossorigin="anonymous"  src="./thirdparty/CodecsHandler.js?ver=10"></script>
 		<script type="text/javascript" crossorigin="anonymous" src="./thirdparty/aes.js"></script>
-		<script type="text/javascript" crossorigin="anonymous" src="./webrtc.js?ver=779"></script>
+		<script type="text/javascript" crossorigin="anonymous" src="./webrtc.js?ver=780"></script>
 		<input id="zoomSlider" type="range" style="display: none;" />
 		<span id="electronDragZone" style="pointer-events: none; z-index:-10; position:absolute;top:0;left:0;width:100%;height:2%;-webkit-app-region: drag;min-height:20px;"></span>
 		<div id="header">
@@ -2695,6 +2695,7 @@
 			// session.darkmode = false; // enable or disable the dark style theme as the default
 			// session.defaultBackgroundImages = ["./media/bg_sample1.webp", "./media/bg_sample2.webp"]; // for &effects=5 (virtual backgrounds)
 			// session.hidehome = true; // If used, 'hide home' will make the landing page inaccessible, along with hiding a few go-home elements.
+			// session.language="auto"; // "blank" is another option, or a specific language, like "de" or "pt-br"
 			// session.record = false; // uncomment to block users from being able to record via vdo.ninja's built in recording function
 			// session.whipServerURL = "wss://whip.vdo.ninja"; // If you deploy your own whip websocket service
 			
@@ -2704,11 +2705,7 @@
 			// session.decrypted = session.decodeInvite("U2FsdGVkX1+d58DFIHoO3EQZSuX86ch4PqW2ouztnJ0="); // get a code from invite.cam
 			
 		</script>
-		<script type="text/javascript" crossorigin="anonymous" id="lib-js" src="./lib.js?ver=1136"></script>
-		<!-- 
-		// If you wish to change branding, blank offers a good clean start.
-		<script type="text/javascript" id="main-js" src="./main.js" data-translation="blank"></script>
-		-->
-		<script type="text/javascript" crossorigin="anonymous" id="main-js" src="./main.js?ver=842"></script>
+		<script type="text/javascript" crossorigin="anonymous" id="lib-js" src="./lib.js?ver=1137"></script>
+		<script type="text/javascript" crossorigin="anonymous" id="main-js" src="./main.js?ver=844"></script>
 	</body>
 </html>
diff --git a/lib.js b/lib.js
index 050ee64..ca84649 100644
--- a/lib.js
+++ b/lib.js
@@ -1,5 +1,5 @@
 /*
-*  Copyright (c) 2022 Steve Seguin. All Rights Reserved.
+*  Copyright (c) 2024 Steve Seguin. All Rights Reserved.
 *
 *  Use of this source code is governed by the APGLv3 open-source license
 *  that can be found in the LICENSE file in the root of the source
@@ -6657,6 +6657,14 @@ function showControl(e){
 
 async function changeLg(lang) {
 	log("changeLg: "+lang);
+	var retry = false;
+	if (lang == "auto"){
+		const navlang = navigator.language || navigator.userLanguage || ""; 
+		const userLang = navlang.toLowerCase(); // Convert to lower case
+		lang = userLang.replace('_', '-'); // Replace dash with underscore if present
+		retry = true;
+	}
+	
 	await fetchWithTimeout("./translations/" + lang + '.json',2000).then(async function(response) {
 		try{
 			if (response.status !== 200) {
@@ -6718,12 +6726,30 @@ async function changeLg(lang) {
 				
 				getById("mainmenu").style.opacity = 1;
 				
+			}).catch(async function(err2) {
+				if (retry){
+					console.warn("Couldn't find the exact language file for '"+lang+"'; trying a more generic option instead");
+					lang = lang.split('-')[0];
+					if (lang && (lang!=="auto")){
+						await changeLg(lang); // won't retry I'd hope.
+					}
+				} else {
+					errorlog(err2);
+				}
 			});
 		} catch(e){
 			getById("mainmenu").style.opacity = 1;
 		}
-	}).catch(function(err) {
-		errorlog(err);
+	}).catch(async function(err) {
+		if (retry){
+			console.warn("Couldn't find exact language; trying a more generic option instead");
+			lang = lang.split('-')[0];
+			if (lang && (lang!=="auto")){
+				await changeLg(lang); // won't retry I'd hope.
+			}
+		} else {
+			errorlog(err);
+		}
 	});
 }
 
diff --git a/main.js b/main.js
index b46971b..b5de7bf 100644
--- a/main.js
+++ b/main.js
@@ -1,5 +1,5 @@
 /*
-*  Copyright (c) 2022 Steve Seguin. All Rights Reserved.
+*  Copyright (c) 2024 Steve Seguin. All Rights Reserved.
 *
 *  Use of this source code is governed by the APGLv3 open-source license
 *  that can be found in the LICENSE file in the root of the source
@@ -13,7 +13,6 @@ async function main(){ // main asyncronous thread; mostly initializes the user s
 	// translation stuff start ////
 	
 	var ConfigSettings = getById("main-js");
-	var ln_template = false;
 	
 	try {
 		if (ConfigSettings) {
@@ -27,6 +26,8 @@ async function main(){ // main asyncronous thread; mostly initializes the user s
 
 		if (urlParams.has('ln') || urlParams.has('language')) {
 			ln_template = urlParams.get('ln') || urlParams.get('language') || null;
+		} else if (session.language){
+			ln_template = session.language;
 		}
 	} catch (e) {
 		errorlog(e);
diff --git a/webrtc.js b/webrtc.js
index 95a0716..2fce491 100644
--- a/webrtc.js
+++ b/webrtc.js
@@ -1,5 +1,5 @@
 /*
-*  Copyright (c) 2023 Steve Seguin. All Rights Reserved.
+*  Copyright (c) 2024 Steve Seguin. All Rights Reserved.
 *
 *  This file is part of VDO.Ninja, yet is not intended to be modified.
 *  This file cannot be modified without the express permission of its author.