redirect

1 files changed, 9 insertions, 1 deletions

diff --git a/client-web/source/index.ts b/client-web/source/index.ts
index 502ab98..0249d4d 100644
--- a/client-web/source/index.ts
+++ b/client-web/source/index.ts
@@ -3,6 +3,7 @@
 import { ediv } from "./helper.ts";
 import { log } from "./logger.ts"
 import { create_menu } from "./menu.ts";
+import { PREFS } from "./preferences.ts";
 import { SignalingConnection } from "./protocol/mod.ts";
 import { Room } from "./room.ts"
 
@@ -24,10 +25,17 @@ export interface User {
 window.onload = () => main()
 
 export async function main() {
-    document.body.querySelectorAll("p").forEach(e => e.remove())
     log("*", "starting up")
+    document.body.querySelectorAll("p").forEach(e => e.remove())
     const room_name = window.location.hash.substring(1)
+
+    if (!globalThis.RTCPeerConnection) return log({ scope: "webrtc", error: true }, "WebRTC not supported.")
+    if (!globalThis.isSecureContext) log({ scope: "*", warn: true }, "This page is not in a 'Secure Context'")
+    if (!globalThis.crypto.subtle) return log({ scope: "crypto", error: true }, "SubtleCrypto not availible")
+    if (room_name.length < 8) log({ scope: "crypto", warn: true }, "Room name is very short. e2ee is insecure!")
     if (room_name.length == 0) window.location.href = "/" // send them back to the start page
+    if (PREFS.warn_redirect) log({ scope: "crypto", warn: true }, "You were redirected from the old URL format. The server knows you room name now - e2ee is insecure!")
+
     const conn = await (new SignalingConnection().connect(room_name))
     new Room(conn)
     create_menu()