099661c2aa
Previously we were firing updates for everything, which is bad. This has an effect of causing the room list to update itself every time the user goes to toggle some account settings.
120 lines
4.3 KiB
JavaScript
120 lines
4.3 KiB
JavaScript
/*
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Copyright 2017 Travis Ralston
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Copyright 2019 New Vector Ltd.
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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 {MatrixClientPeg} from '../../MatrixClientPeg';
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import MatrixClientBackedSettingsHandler from "./MatrixClientBackedSettingsHandler";
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import {SettingLevel} from "../SettingsStore";
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import {objectKeyChanges} from "../../utils/objects";
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/**
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* Gets and sets settings at the "room" level.
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*/
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export default class RoomSettingsHandler extends MatrixClientBackedSettingsHandler {
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constructor(watchManager) {
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super();
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this._watchers = watchManager;
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this._onEvent = this._onEvent.bind(this);
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}
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initMatrixClient(oldClient, newClient) {
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if (oldClient) {
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oldClient.removeListener("RoomState.events", this._onEvent);
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}
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newClient.on("RoomState.events", this._onEvent);
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}
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_onEvent(event, state, prevEvent) {
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const roomId = event.getRoomId();
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const room = this.client.getRoom(roomId);
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if (!room) throw new Error(`Unknown room caused state update: ${roomId}`);
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if (state !== room.currentState) return; // ignore state updates which are not current
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if (event.getType() === "org.matrix.room.preview_urls") {
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let val = event.getContent()['disable'];
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if (typeof (val) !== "boolean") {
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val = null;
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} else {
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val = !val;
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}
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this._watchers.notifyUpdate("urlPreviewsEnabled", roomId, SettingLevel.ROOM, val);
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} else if (event.getType() === "im.vector.web.settings") {
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// Figure out what changed and fire those updates
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const prevContent = prevEvent ? prevEvent.getContent() : {};
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const changedSettings = objectKeyChanges(prevContent, event.getContent());
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for (const settingName of changedSettings) {
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this._watchers.notifyUpdate(settingName, roomId, SettingLevel.ROOM, event.getContent()[settingName]);
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}
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}
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}
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getValue(settingName, roomId) {
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// Special case URL previews
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if (settingName === "urlPreviewsEnabled") {
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const content = this._getSettings(roomId, "org.matrix.room.preview_urls") || {};
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// Check to make sure that we actually got a boolean
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if (typeof(content['disable']) !== "boolean") return null;
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return !content['disable'];
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}
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const settings = this._getSettings(roomId) || {};
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return settings[settingName];
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}
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setValue(settingName, roomId, newValue) {
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// Special case URL previews
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if (settingName === "urlPreviewsEnabled") {
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const content = this._getSettings(roomId, "org.matrix.room.preview_urls") || {};
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content['disable'] = !newValue;
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return MatrixClientPeg.get().sendStateEvent(roomId, "org.matrix.room.preview_urls", content);
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}
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const content = this._getSettings(roomId) || {};
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content[settingName] = newValue;
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return MatrixClientPeg.get().sendStateEvent(roomId, "im.vector.web.settings", content, "");
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}
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canSetValue(settingName, roomId) {
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const cli = MatrixClientPeg.get();
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const room = cli.getRoom(roomId);
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let eventType = "im.vector.web.settings";
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if (settingName === "urlPreviewsEnabled") eventType = "org.matrix.room.preview_urls";
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if (!room) return false;
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return room.currentState.maySendStateEvent(eventType, cli.getUserId());
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}
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isSupported() {
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const cli = MatrixClientPeg.get();
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return cli !== undefined && cli !== null;
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}
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_getSettings(roomId, eventType = "im.vector.web.settings") {
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const room = MatrixClientPeg.get().getRoom(roomId);
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if (!room) return null;
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const event = room.currentState.getStateEvents(eventType, "");
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if (!event || !event.getContent()) return null;
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return event.getContent();
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}
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}
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