564 lines
22 KiB
TypeScript
564 lines
22 KiB
TypeScript
/*
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Copyright 2019 Travis Ralston
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Copyright 2017 - 2020 The Matrix.org Foundation C.I.C.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import { base32 } from "rfc4648";
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import { IWidget, IWidgetData } from "matrix-widget-api";
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import { Room, ClientEvent, MatrixClient, RoomStateEvent, MatrixEvent } from "matrix-js-sdk/src/matrix";
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import { KnownMembership } from "matrix-js-sdk/src/types";
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import { logger } from "matrix-js-sdk/src/logger";
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import { CallType } from "matrix-js-sdk/src/webrtc/call";
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import { randomString, randomLowercaseString, randomUppercaseString } from "matrix-js-sdk/src/randomstring";
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import PlatformPeg from "../PlatformPeg";
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import SdkConfig from "../SdkConfig";
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import dis from "../dispatcher/dispatcher";
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import WidgetEchoStore from "../stores/WidgetEchoStore";
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import { IntegrationManagers } from "../integrations/IntegrationManagers";
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import { WidgetType } from "../widgets/WidgetType";
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import { Jitsi } from "../widgets/Jitsi";
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import { objectClone } from "./objects";
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import { _t } from "../languageHandler";
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import { IApp, isAppWidget } from "../stores/WidgetStore";
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import { parseUrl } from "./UrlUtils";
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// How long we wait for the state event echo to come back from the server
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// before waitFor[Room/User]Widget rejects its promise
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const WIDGET_WAIT_TIME = 20000;
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export interface IWidgetEvent {
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id: string;
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type: string;
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sender: string;
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// eslint-disable-next-line camelcase
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state_key: string;
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content: IApp;
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}
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export interface UserWidget extends Omit<IWidgetEvent, "content"> {
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content: IWidget & Partial<IApp>;
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}
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export default class WidgetUtils {
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/**
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* Returns true if user is able to send state events to modify widgets in this room
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* (Does not apply to non-room-based / user widgets)
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* @param client The matrix client of the logged-in user
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* @param roomId -- The ID of the room to check
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* @return Boolean -- true if the user can modify widgets in this room
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* @throws Error -- specifies the error reason
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*/
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public static canUserModifyWidgets(client: MatrixClient, roomId?: string): boolean {
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if (!roomId) {
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logger.warn("No room ID specified");
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return false;
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}
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if (!client) {
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logger.warn("User must be be logged in");
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return false;
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}
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const room = client.getRoom(roomId);
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if (!room) {
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logger.warn(`Room ID ${roomId} is not recognised`);
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return false;
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}
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const me = client.getUserId();
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if (!me) {
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logger.warn("Failed to get user ID");
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return false;
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}
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if (room.getMyMembership() !== KnownMembership.Join) {
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logger.warn(`User ${me} is not in room ${roomId}`);
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return false;
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}
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// TODO: Enable support for m.widget event type (https://github.com/vector-im/element-web/issues/13111)
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return room.currentState.maySendStateEvent("im.vector.modular.widgets", me);
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}
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// TODO: Generify the name of this function. It's not just scalar.
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/**
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* Returns true if specified url is a scalar URL, typically https://scalar.vector.im/api
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* @param matrixClient The matrix client of the logged-in user
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* @param {[type]} testUrlString URL to check
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* @return {Boolean} True if specified URL is a scalar URL
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*/
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public static isScalarUrl(testUrlString?: string): boolean {
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if (!testUrlString) {
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logger.error("Scalar URL check failed. No URL specified");
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return false;
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}
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const testUrl = parseUrl(testUrlString);
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let scalarUrls = SdkConfig.get().integrations_widgets_urls;
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if (!scalarUrls || scalarUrls.length === 0) {
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const defaultManager = IntegrationManagers.sharedInstance().getPrimaryManager();
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if (defaultManager) {
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scalarUrls = [defaultManager.apiUrl];
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} else {
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scalarUrls = [];
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}
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}
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for (let i = 0; i < scalarUrls.length; i++) {
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const scalarUrl = parseUrl(scalarUrls[i]);
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if (testUrl && scalarUrl) {
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if (
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testUrl.protocol === scalarUrl.protocol &&
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testUrl.host === scalarUrl.host &&
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scalarUrl.pathname &&
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testUrl.pathname?.startsWith(scalarUrl.pathname)
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) {
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return true;
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}
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}
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}
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return false;
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}
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/**
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* Returns a promise that resolves when a widget with the given
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* ID has been added as a user widget (ie. the accountData event
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* arrives) or rejects after a timeout
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*
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* @param client The matrix client of the logged-in user
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* @param widgetId The ID of the widget to wait for
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* @param add True to wait for the widget to be added,
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* false to wait for it to be deleted.
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* @returns {Promise} that resolves when the widget is in the
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* requested state according to the `add` param
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*/
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public static waitForUserWidget(client: MatrixClient, widgetId: string, add: boolean): Promise<void> {
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return new Promise((resolve, reject) => {
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// Tests an account data event, returning true if it's in the state
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// we're waiting for it to be in
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function eventInIntendedState(ev?: MatrixEvent): boolean {
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if (!ev) return false;
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if (add) {
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return ev.getContent()[widgetId] !== undefined;
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} else {
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return ev.getContent()[widgetId] === undefined;
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}
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}
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const startingAccountDataEvent = client.getAccountData("m.widgets");
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if (eventInIntendedState(startingAccountDataEvent)) {
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resolve();
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return;
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}
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function onAccountData(ev: MatrixEvent): void {
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const currentAccountDataEvent = client.getAccountData("m.widgets");
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if (eventInIntendedState(currentAccountDataEvent)) {
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client.removeListener(ClientEvent.AccountData, onAccountData);
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clearTimeout(timerId);
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resolve();
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}
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}
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const timerId = window.setTimeout(() => {
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client.removeListener(ClientEvent.AccountData, onAccountData);
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reject(new Error("Timed out waiting for widget ID " + widgetId + " to appear"));
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}, WIDGET_WAIT_TIME);
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client.on(ClientEvent.AccountData, onAccountData);
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});
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}
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/**
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* Returns a promise that resolves when a widget with the given
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* ID has been added as a room widget in the given room (ie. the
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* room state event arrives) or rejects after a timeout
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*
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* @param client The matrix client of the logged-in user
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* @param {string} widgetId The ID of the widget to wait for
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* @param {string} roomId The ID of the room to wait for the widget in
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* @param {boolean} add True to wait for the widget to be added,
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* false to wait for it to be deleted.
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* @returns {Promise} that resolves when the widget is in the
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* requested state according to the `add` param
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*/
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public static waitForRoomWidget(
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client: MatrixClient,
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widgetId: string,
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roomId: string,
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add: boolean,
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): Promise<void> {
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return new Promise((resolve, reject) => {
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// Tests a list of state events, returning true if it's in the state
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// we're waiting for it to be in
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function eventsInIntendedState(evList?: MatrixEvent[]): boolean {
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const widgetPresent = evList?.some((ev) => {
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return ev.getContent() && ev.getContent()["id"] === widgetId;
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});
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if (add) {
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return !!widgetPresent;
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} else {
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return !widgetPresent;
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}
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}
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const room = client.getRoom(roomId);
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// TODO: Enable support for m.widget event type (https://github.com/vector-im/element-web/issues/13111)
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const startingWidgetEvents = room?.currentState.getStateEvents("im.vector.modular.widgets");
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if (eventsInIntendedState(startingWidgetEvents)) {
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resolve();
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return;
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}
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function onRoomStateEvents(ev: MatrixEvent): void {
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if (ev.getRoomId() !== roomId || ev.getType() !== "im.vector.modular.widgets") return;
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// TODO: Enable support for m.widget event type (https://github.com/vector-im/element-web/issues/13111)
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const currentWidgetEvents = room?.currentState.getStateEvents("im.vector.modular.widgets");
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if (eventsInIntendedState(currentWidgetEvents)) {
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client.removeListener(RoomStateEvent.Events, onRoomStateEvents);
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clearTimeout(timerId);
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resolve();
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}
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}
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const timerId = window.setTimeout(() => {
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client.removeListener(RoomStateEvent.Events, onRoomStateEvents);
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reject(new Error("Timed out waiting for widget ID " + widgetId + " to appear"));
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}, WIDGET_WAIT_TIME);
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client.on(RoomStateEvent.Events, onRoomStateEvents);
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});
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}
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public static setUserWidget(
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client: MatrixClient,
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widgetId: string,
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widgetType: WidgetType,
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widgetUrl: string,
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widgetName: string,
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widgetData: IWidgetData,
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): Promise<void> {
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// Get the current widgets and clone them before we modify them, otherwise
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// we'll modify the content of the old event.
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const userWidgets = objectClone(WidgetUtils.getUserWidgets(client));
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// Delete existing widget with ID
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try {
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delete userWidgets[widgetId];
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} catch (e) {
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logger.error(`$widgetId is non-configurable`);
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}
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const addingWidget = Boolean(widgetUrl);
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const userId = client.getSafeUserId();
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const content = {
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id: widgetId,
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type: widgetType.preferred,
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url: widgetUrl,
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name: widgetName,
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data: widgetData,
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creatorUserId: userId,
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};
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// Add new widget / update
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if (addingWidget) {
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userWidgets[widgetId] = {
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content: content,
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sender: userId,
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state_key: widgetId,
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type: "m.widget",
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id: widgetId,
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};
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}
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// This starts listening for when the echo comes back from the server
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// since the widget won't appear added until this happens. If we don't
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// wait for this, the action will complete but if the user is fast enough,
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// the widget still won't actually be there.
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return client
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.setAccountData("m.widgets", userWidgets)
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.then(() => {
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return WidgetUtils.waitForUserWidget(client, widgetId, addingWidget);
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})
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.then(() => {
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dis.dispatch({ action: "user_widget_updated" });
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});
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}
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public static setRoomWidget(
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client: MatrixClient,
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roomId: string,
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widgetId: string,
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widgetType?: WidgetType,
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widgetUrl?: string,
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widgetName?: string,
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widgetData?: IWidgetData,
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widgetAvatarUrl?: string,
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): Promise<void> {
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let content: Partial<IWidget> & { avatar_url?: string };
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const addingWidget = Boolean(widgetUrl);
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if (addingWidget) {
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content = {
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// TODO: Enable support for m.widget event type (https://github.com/vector-im/element-web/issues/13111)
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// For now we'll send the legacy event type for compatibility with older apps/elements
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type: widgetType?.legacy,
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url: widgetUrl,
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name: widgetName,
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data: widgetData,
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avatar_url: widgetAvatarUrl,
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};
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} else {
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content = {};
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}
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return WidgetUtils.setRoomWidgetContent(client, roomId, widgetId, content as IWidget);
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}
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public static setRoomWidgetContent(
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client: MatrixClient,
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roomId: string,
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widgetId: string,
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content: IWidget & Record<string, any>,
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): Promise<void> {
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const addingWidget = !!content.url;
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WidgetEchoStore.setRoomWidgetEcho(roomId, widgetId, content);
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// TODO: Enable support for m.widget event type (https://github.com/vector-im/element-web/issues/13111)
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return client
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.sendStateEvent(roomId, "im.vector.modular.widgets", content, widgetId)
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.then(() => {
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return WidgetUtils.waitForRoomWidget(client, widgetId, roomId, addingWidget);
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})
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.finally(() => {
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WidgetEchoStore.removeRoomWidgetEcho(roomId, widgetId);
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});
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}
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/**
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* Get room specific widgets
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* @param {Room} room The room to get widgets force
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* @return {[object]} Array containing current / active room widgets
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*/
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public static getRoomWidgets(room: Room): MatrixEvent[] {
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// TODO: Enable support for m.widget event type (https://github.com/vector-im/element-web/issues/13111)
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const appsStateEvents = room.currentState.getStateEvents("im.vector.modular.widgets");
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if (!appsStateEvents) {
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return [];
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}
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return appsStateEvents.filter((ev) => {
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return ev.getContent().type && ev.getContent().url;
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});
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}
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/**
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* Get user specific widgets (not linked to a specific room)
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* @param client The matrix client of the logged-in user
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* @return {object} Event content object containing current / active user widgets
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*/
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public static getUserWidgets(client: MatrixClient | undefined): Record<string, UserWidget> {
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if (!client) {
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throw new Error("User not logged in");
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}
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const userWidgets = client.getAccountData("m.widgets");
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if (userWidgets && userWidgets.getContent()) {
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return userWidgets.getContent();
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}
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return {};
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}
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/**
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* Get user specific widgets (not linked to a specific room) as an array
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* @param client The matrix client of the logged-in user
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* @return {[object]} Array containing current / active user widgets
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*/
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public static getUserWidgetsArray(client: MatrixClient | undefined): UserWidget[] {
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return Object.values(WidgetUtils.getUserWidgets(client));
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}
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/**
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* Get active stickerpicker widgets (stickerpickers are user widgets by nature)
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* @param client The matrix client of the logged-in user
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* @return {[object]} Array containing current / active stickerpicker widgets
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*/
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public static getStickerpickerWidgets(client: MatrixClient | undefined): UserWidget[] {
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const widgets = WidgetUtils.getUserWidgetsArray(client);
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return widgets.filter((widget) => widget.content?.type === "m.stickerpicker");
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}
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/**
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* Get all integration manager widgets for this user.
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* @param client The matrix client of the logged-in user
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* @returns {Object[]} An array of integration manager user widgets.
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*/
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public static getIntegrationManagerWidgets(client: MatrixClient | undefined): UserWidget[] {
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const widgets = WidgetUtils.getUserWidgetsArray(client);
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return widgets.filter((w) => w.content?.type === "m.integration_manager");
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}
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/**
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* Remove all stickerpicker widgets (stickerpickers are user widgets by nature)
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* @param client The matrix client of the logged-in user
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* @return {Promise} Resolves on account data updated
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*/
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public static async removeStickerpickerWidgets(client: MatrixClient | undefined): Promise<void> {
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if (!client) {
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throw new Error("User not logged in");
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}
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const widgets = client.getAccountData("m.widgets");
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if (!widgets) return;
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const userWidgets: Record<string, IWidgetEvent> = widgets.getContent() || {};
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Object.entries(userWidgets).forEach(([key, widget]) => {
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if (widget.content && widget.content.type === "m.stickerpicker") {
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delete userWidgets[key];
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}
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});
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await client.setAccountData("m.widgets", userWidgets);
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}
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public static async addJitsiWidget(
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client: MatrixClient,
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roomId: string,
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type: CallType,
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name: string,
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isVideoChannel: boolean,
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oobRoomName?: string,
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): Promise<void> {
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const domain = Jitsi.getInstance().preferredDomain;
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const auth = (await Jitsi.getInstance().getJitsiAuth()) ?? undefined;
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const widgetId = randomString(24); // Must be globally unique
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let confId: string;
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if (auth === "openidtoken-jwt") {
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// Create conference ID from room ID
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// For compatibility with Jitsi, use base32 without padding.
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// More details here:
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// https://github.com/matrix-org/prosody-mod-auth-matrix-user-verification
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confId = base32.stringify(Buffer.from(roomId), { pad: false });
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} else {
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// Create a random conference ID
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confId = `Jitsi${randomUppercaseString(1)}${randomLowercaseString(23)}`;
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}
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// TODO: Remove URL hacks when the mobile clients eventually support v2 widgets
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const widgetUrl = new URL(WidgetUtils.getLocalJitsiWrapperUrl({ auth }));
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widgetUrl.search = ""; // Causes the URL class use searchParams instead
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widgetUrl.searchParams.set("confId", confId);
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await WidgetUtils.setRoomWidget(client, roomId, widgetId, WidgetType.JITSI, widgetUrl.toString(), name, {
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conferenceId: confId,
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roomName: oobRoomName ?? client.getRoom(roomId)?.name,
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isAudioOnly: type === CallType.Voice,
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isVideoChannel,
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domain,
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auth,
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});
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}
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public static makeAppConfig(
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appId: string,
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app: Partial<IApp>,
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senderUserId: string,
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roomId: string | undefined,
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eventId: string | undefined,
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): IApp {
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if (!senderUserId) {
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throw new Error("Widgets must be created by someone - provide a senderUserId");
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}
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app.creatorUserId = senderUserId;
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app.id = appId;
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app.roomId = roomId;
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app.eventId = eventId;
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app.name = app.name || app.type;
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return app as IApp;
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}
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public static getLocalJitsiWrapperUrl(opts: { forLocalRender?: boolean; auth?: string } = {}): string {
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// NB. we can't just encodeURIComponent all of these because the $ signs need to be there
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const queryStringParts = [
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"conferenceDomain=$domain",
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"conferenceId=$conferenceId",
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"isAudioOnly=$isAudioOnly",
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"startWithAudioMuted=$startWithAudioMuted",
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"startWithVideoMuted=$startWithVideoMuted",
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"isVideoChannel=$isVideoChannel",
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"displayName=$matrix_display_name",
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"avatarUrl=$matrix_avatar_url",
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"userId=$matrix_user_id",
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|
"roomId=$matrix_room_id",
|
|
"theme=$theme",
|
|
"roomName=$roomName",
|
|
`supportsScreensharing=${PlatformPeg.get()?.supportsJitsiScreensharing()}`,
|
|
"language=$org.matrix.msc2873.client_language",
|
|
];
|
|
if (opts.auth) {
|
|
queryStringParts.push(`auth=${opts.auth}`);
|
|
}
|
|
const queryString = queryStringParts.join("&");
|
|
|
|
let baseUrl = window.location.href;
|
|
if (window.location.protocol !== "https:" && !opts.forLocalRender) {
|
|
// Use an external wrapper if we're not locally rendering the widget. This is usually
|
|
// the URL that will end up in the widget event, so we want to make sure it's relatively
|
|
// safe to send.
|
|
// We'll end up using a local render URL when we see a Jitsi widget anyways, so this is
|
|
// really just for backwards compatibility and to appease the spec.
|
|
baseUrl = "https://app.element.io/";
|
|
}
|
|
const url = new URL("jitsi.html#" + queryString, baseUrl); // this strips hash fragment from baseUrl
|
|
return url.href;
|
|
}
|
|
|
|
public static getWidgetName(app?: IWidget): string {
|
|
return app?.name?.trim() || _t("widget|no_name");
|
|
}
|
|
|
|
public static getWidgetDataTitle(app?: IWidget): string {
|
|
return app?.data?.title?.trim() || "";
|
|
}
|
|
|
|
public static getWidgetUid(app?: IApp | IWidget): string {
|
|
return app ? WidgetUtils.calcWidgetUid(app.id, isAppWidget(app) ? app.roomId : undefined) : "";
|
|
}
|
|
|
|
public static calcWidgetUid(widgetId: string, roomId?: string): string {
|
|
return roomId ? `room_${roomId}_${widgetId}` : `user_${widgetId}`;
|
|
}
|
|
|
|
public static editWidget(room: Room, app: IWidget): void {
|
|
// noinspection JSIgnoredPromiseFromCall
|
|
IntegrationManagers.sharedInstance()
|
|
.getPrimaryManager()
|
|
?.open(room, "type_" + app.type, app.id);
|
|
}
|
|
|
|
public static isManagedByManager(app: IWidget): boolean {
|
|
if (WidgetUtils.isScalarUrl(app.url)) {
|
|
const managers = IntegrationManagers.sharedInstance();
|
|
if (managers.hasManager()) {
|
|
// TODO: Pick the right manager for the widget
|
|
const defaultManager = managers.getPrimaryManager();
|
|
return WidgetUtils.isScalarUrl(defaultManager?.apiUrl);
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
}
|