Files
element-web/src/widgets/Jitsi.ts
Michael Telatynski 6c6bf811a6 Migrate to stylistic
Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>
2024-10-18 14:34:01 +01:00

111 lines
3.7 KiB
TypeScript

/*
Copyright 2024 New Vector Ltd.
Copyright 2020 The Matrix.org Foundation C.I.C.
SPDX-License-Identifier: AGPL-3.0-only OR GPL-3.0-only
Please see LICENSE files in the repository root for full details.
*/
import { logger } from "matrix-js-sdk/src/logger";
import { ClientEvent, IClientWellKnown } from "matrix-js-sdk/src/matrix";
import SdkConfig from "../SdkConfig";
import { MatrixClientPeg } from "../MatrixClientPeg";
const JITSI_WK_PROPERTY_LEGACY = "im.vector.riot.jitsi";
const JITSI_WK_PROPERTY = "io.element.jitsi";
export interface JitsiWidgetData {
conferenceId: string;
isAudioOnly: boolean;
domain: string;
}
export class Jitsi {
private static instance: Jitsi;
private domain?: string;
private _useFor1To1Calls = false;
public get preferredDomain(): string {
return this.domain || "meet.element.io";
}
public get useFor1To1Calls(): boolean {
return this._useFor1To1Calls;
}
/**
* Checks for auth needed by looking up a well-known file
*
* If the file does not exist, we assume no auth.
*
* See https://github.com/matrix-org/prosody-mod-auth-matrix-user-verification
*/
public async getJitsiAuth(): Promise<string | null> {
if (!this.preferredDomain) {
return null;
}
let data;
try {
const response = await fetch(`https://${this.preferredDomain}/.well-known/element/jitsi`);
data = await response.json();
} catch {
return null;
}
if (data.auth) {
return data.auth;
}
return null;
}
public start(): void {
const cli = MatrixClientPeg.safeGet();
cli.on(ClientEvent.ClientWellKnown, this.update);
// call update initially in case we missed the first WellKnown.client event and for if no well-known present
this.update(cli.getClientWellKnown());
}
private update = async (discoveryResponse?: IClientWellKnown): Promise<any> => {
// Start with a default of the config's domain
let domain = SdkConfig.getObject("jitsi")?.get("preferred_domain") || "meet.element.io";
logger.log("Attempting to get Jitsi conference information from homeserver");
const wkJitsiConfig = discoveryResponse?.[JITSI_WK_PROPERTY] ?? discoveryResponse?.[JITSI_WK_PROPERTY_LEGACY];
const wkPreferredDomain = wkJitsiConfig?.["preferredDomain"];
if (wkPreferredDomain) domain = wkPreferredDomain;
// Put the result into memory for us to use later
this.domain = domain;
logger.log("Jitsi conference domain:", this.preferredDomain);
this._useFor1To1Calls = wkJitsiConfig?.["useFor1To1Calls"] || false;
logger.log("Jitsi use for 1:1 calls:", this.useFor1To1Calls);
};
/**
* Parses the given URL into the data needed for a Jitsi widget, if the widget
* URL matches the preferredDomain for the app.
* @param {string} url The URL to parse.
* @returns {JitsiWidgetData} The widget data if eligible, otherwise null.
*/
public parsePreferredConferenceUrl(url: string): JitsiWidgetData | null {
const parsed = new URL(url);
if (parsed.hostname !== this.preferredDomain) return null; // invalid
return {
// URL pathnames always contain a leading slash.
// Remove it to be left with just the conference name.
conferenceId: parsed.pathname.substring(1),
domain: parsed.hostname,
isAudioOnly: false,
};
}
public static getInstance(): Jitsi {
if (!Jitsi.instance) {
Jitsi.instance = new Jitsi();
}
return Jitsi.instance;
}
}