93673eff12
Fixes https://github.com/vector-im/riot-web/issues/8936 Watchers are now managed by the SettingsStore itself through a global/default watch manager. As per the included documentation, the watch manager dispatches updates to callbacks which are redirected by the SettingsStore for consumer safety.
112 lines
3.9 KiB
JavaScript
112 lines
3.9 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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/**
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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) {
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const roomId = event.getRoomId();
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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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// We can't really discern what changed, so trigger updates for everything
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for (const settingName of Object.keys(event.getContent())) {
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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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