Add voice broadcast permissions

src/components/structures/RoomView.tsx

@@ -119,6 +119,7 @@ import { isLocalRoom } from '../../utils/localRoom/isLocalRoom';
 import { ShowThreadPayload } from "../../dispatcher/payloads/ShowThreadPayload";
 import { RoomStatusBarUnsentMessages } from './RoomStatusBarUnsentMessages';
 import { LargeLoader } from './LargeLoader';
+import { VoiceBroadcastInfoEventType } from '../../voice-broadcast';
 import { isVideoRoom } from '../../utils/video-rooms';
 
 const DEBUG = false;
@@ -200,6 +201,7 @@ export interface IRoomState {
     upgradeRecommendation?: IRecommendedVersion;
     canReact: boolean;
     canSendMessages: boolean;
+    canSendVoiceBroadcasts: boolean;
     tombstone?: MatrixEvent;
     resizing: boolean;
     layout: Layout;
@@ -402,6 +404,7 @@ export class RoomView extends React.Component<IRoomProps, IRoomState> {
             statusBarVisible: false,
             canReact: false,
             canSendMessages: false,
+            canSendVoiceBroadcasts: false,
             resizing: false,
             layout: SettingsStore.getValue("layout"),
             lowBandwidth: SettingsStore.getValue("lowBandwidth"),
@@ -1346,8 +1349,14 @@ export class RoomView extends React.Component<IRoomProps, IRoomState> {
             );
             const canSendMessages = room.maySendMessage();
             const canSelfRedact = room.currentState.maySendEvent(EventType.RoomRedaction, me);
+            const canSendVoiceBroadcasts = room.currentState.maySendEvent(VoiceBroadcastInfoEventType, me);
 
-            this.setState({ canReact, canSendMessages, canSelfRedact });
+            this.setState({
+                canReact,
+                canSendMessages,
+                canSendVoiceBroadcasts,
+                canSelfRedact,
+            });
         }
     }
 
@@ -2220,6 +2229,7 @@ export class RoomView extends React.Component<IRoomProps, IRoomState> {
                     resizeNotifier={this.props.resizeNotifier}
                     replyToEvent={this.state.replyToEvent}
                     permalinkCreator={this.permalinkCreator}
+                    showVoiceBroadcastButton={this.state.canSendVoiceBroadcasts}
                 />;
         }
 

src/components/views/rooms/MessageComposer.tsx

@@ -79,6 +79,7 @@ interface IProps {
     relation?: IEventRelation;
     e2eStatus?: E2EStatus;
     compact?: boolean;
+    showVoiceBroadcastButton?: boolean;
 }
 
 interface IState {
@@ -107,6 +108,7 @@ export default class MessageComposer extends React.Component<IProps, IState> {
 
     public static defaultProps = {
         compact: false,
+        showVoiceBroadcastButton: false,
     };
 
     public constructor(props: IProps) {
@@ -368,6 +370,10 @@ export default class MessageComposer extends React.Component<IProps, IState> {
         return this.state.showStickersButton && !isLocalRoom(this.props.room);
     }
 
+    private get showVoiceBroadcastButton(): boolean {
+        return this.props.showVoiceBroadcastButton && this.state.showVoiceBroadcastButton;
+    }
+
     public render() {
         const controls = [
             this.props.e2eStatus ?
@@ -495,7 +501,7 @@ export default class MessageComposer extends React.Component<IProps, IState> {
                             showPollsButton={this.state.showPollsButton}
                             showStickersButton={this.showStickersButton}
                             toggleButtonMenu={this.toggleButtonMenu}
-                            showVoiceBroadcastButton={this.state.showVoiceBroadcastButton}
+                            showVoiceBroadcastButton={this.showVoiceBroadcastButton}
                             onStartVoiceBroadcastClick={() => {
                                 // Sends a voice message. To be replaced by voice broadcast during development.
                                 this.voiceRecordingButton.current?.onRecordStartEndClick();

src/components/views/settings/tabs/room/RolesRoomSettingsTab.tsx

@@ -30,6 +30,7 @@ import ErrorDialog from '../../../dialogs/ErrorDialog';
 import PowerSelector from "../../../elements/PowerSelector";
 import SettingsFieldset from '../../SettingsFieldset';
 import SettingsStore from "../../../../../settings/SettingsStore";
+import { VoiceBroadcastInfoEventType } from '../../../../../voice-broadcast';
 
 interface IEventShowOpts {
     isState?: boolean;
@@ -61,6 +62,7 @@ const plEventsToShow: Record<string, IEventShowOpts> = {
 
     // TODO: Enable support for m.widget event type (https://github.com/vector-im/element-web/issues/13111)
     "im.vector.modular.widgets": { isState: true, hideForSpace: true },
+    [VoiceBroadcastInfoEventType]: { isState: true, hideForSpace: true },
 };
 
 // parse a string as an integer; if the input is undefined, or cannot be parsed
@@ -244,6 +246,7 @@ export default class RolesRoomSettingsTab extends React.Component<IProps> {
 
             // TODO: Enable support for m.widget event type (https://github.com/vector-im/element-web/issues/13111)
             "im.vector.modular.widgets": isSpaceRoom ? null : _td("Modify widgets"),
+            [VoiceBroadcastInfoEventType]: _td("Voice broadcasts"),
         };
 
         if (SettingsStore.getValue("feature_pinning")) {

src/contexts/RoomContext.ts

@@ -45,6 +45,7 @@ const RoomContext = createContext<IRoomState>({
     canReact: false,
     canSelfRedact: false,
     canSendMessages: false,
+    canSendVoiceBroadcasts: false,
     resizing: false,
     layout: Layout.Group,
     lowBandwidth: false,

src/i18n/strings/en_EN.json

@@ -1642,6 +1642,7 @@
     "Send reactions": "Send reactions",
     "Remove messages sent by me": "Remove messages sent by me",
     "Modify widgets": "Modify widgets",
+    "Voice broadcasts": "Voice broadcasts",
     "Manage pinned events": "Manage pinned events",
     "Default role": "Default role",
     "Send messages": "Send messages",

src/voice-broadcast/index.ts

@@ -0,0 +1,17 @@
+/*
+Copyright 2022 The Matrix.org Foundation C.I.C.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+export const VoiceBroadcastInfoEventType = "io.element.voice_broadcast_info";

test/components/views/rooms/MessageComposer-test.tsx

@@ -137,7 +137,7 @@ describe("MessageComposer", () => {
 
                     beforeEach(() => {
                         SettingsStore.setValue(setting, null, SettingLevel.DEVICE, value);
-                        wrapper = wrapAndRender({ room });
+                        wrapper = wrapAndRender({ room, showVoiceBroadcastButton: true });
                     });
 
                     it(`should pass the prop ${prop} = ${value}`, () => {
@@ -164,6 +164,17 @@ describe("MessageComposer", () => {
             });
         });
 
+        [false, undefined].forEach((value) => {
+            it(`should pass showVoiceBroadcastButton = false if the MessageComposer prop is ${value}`, () => {
+                SettingsStore.setValue(Features.VoiceBroadcast, null, SettingLevel.DEVICE, true);
+                const wrapper = wrapAndRender({
+                    room,
+                    showVoiceBroadcastButton: value,
+                });
+                expect(wrapper.find(MessageComposerButtons).props().showVoiceBroadcastButton).toBe(false);
+            });
+        });
+
         it("should not render the send button", () => {
             const wrapper = wrapAndRender({ room });
             expect(wrapper.find("SendButton")).toHaveLength(0);

test/components/views/rooms/MessageComposerButtons-test.tsx

@@ -250,6 +250,7 @@ function createRoomState(room: Room, narrow: boolean): IRoomState {
         statusBarVisible: false,
         canReact: false,
         canSendMessages: false,
+        canSendVoiceBroadcasts: false,
         layout: Layout.Group,
         lowBandwidth: false,
         alwaysShowTimestamps: false,

test/components/views/rooms/SendMessageComposer-test.tsx

@@ -72,6 +72,7 @@ describe('<SendMessageComposer/>', () => {
         statusBarVisible: false,
         canReact: false,
         canSendMessages: false,
+        canSendVoiceBroadcasts: false,
         layout: Layout.Group,
         lowBandwidth: false,
         alwaysShowTimestamps: false,

test/components/views/settings/tabs/room/RolesRoomSettingsTab-test.tsx

@@ -0,0 +1,69 @@
+/*
+Copyright 2022 The Matrix.org Foundation C.I.C.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+import React from "react";
+import { fireEvent, render, RenderResult } from "@testing-library/react";
+import { EventType, MatrixClient } from "matrix-js-sdk/src/matrix";
+
+import RolesRoomSettingsTab from "../../../../../../src/components/views/settings/tabs/room/RolesRoomSettingsTab";
+import { mkStubRoom, stubClient } from "../../../../../test-utils";
+import { MatrixClientPeg } from "../../../../../../src/MatrixClientPeg";
+import { VoiceBroadcastInfoEventType } from "../../../../../../src/voice-broadcast";
+
+describe("RolesRoomSettingsTab", () => {
+    const roomId = "!room:example.com";
+    let rolesRoomSettingsTab: RenderResult;
+    let cli: MatrixClient;
+
+    const getVoiceBroadcastsSelect = () => {
+        return rolesRoomSettingsTab.container.querySelector("select[label='Voice broadcasts']");
+    };
+
+    const getVoiceBroadcastsSelectedOption = () => {
+        return rolesRoomSettingsTab.container.querySelector("select[label='Voice broadcasts'] option:checked");
+    };
+
+    beforeEach(() => {
+        stubClient();
+        cli = MatrixClientPeg.get();
+        rolesRoomSettingsTab = render(<RolesRoomSettingsTab roomId={roomId} />);
+        mkStubRoom(roomId, "test room", cli);
+    });
+
+    it("should initially show »Moderator« permission for »Voice broadcasts«", () => {
+        expect(getVoiceBroadcastsSelectedOption().textContent).toBe("Moderator");
+    });
+
+    describe("when setting »Default« permission for »Voice broadcasts«", () => {
+        beforeEach(() => {
+            fireEvent.change(getVoiceBroadcastsSelect(), {
+                target: { value: 0 },
+            });
+        });
+
+        it("should update the power levels", () => {
+            expect(cli.sendStateEvent).toHaveBeenCalledWith(
+                roomId,
+                EventType.RoomPowerLevels,
+                {
+                    events: {
+                        [VoiceBroadcastInfoEventType]: 0,
+                    },
+                },
+            );
+        });
+    });
+});