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1
src/voice-broadcast/index.ts
View file

@ -37,7 +37,6 @@ export * from "./stores/VoiceBroadcastRecordingsStore";
export * from "./utils/getChunkLength";
export * from "./utils/hasRoomLiveVoiceBroadcast";
export * from "./utils/findRoomLiveVoiceBroadcastFromUserAndDevice";
export * from "./utils/resumeVoiceBroadcastInRoom";
export * from "./utils/shouldDisplayAsVoiceBroadcastRecordingTile";
export * from "./utils/shouldDisplayAsVoiceBroadcastTile";
export * from "./utils/startNewVoiceBroadcastRecording";

92
src/voice-broadcast/utils/VoiceBroadcastResumer.ts
View file

@ -14,43 +14,87 @@ See the License for the specific language governing permissions and
limitations under the License.
*/
import { ClientEvent, MatrixClient, Room } from "matrix-js-sdk/src/matrix";
import { ClientEvent, MatrixClient, MatrixEvent, RelationType, Room } from "matrix-js-sdk/src/matrix";
import { SyncState } from "matrix-js-sdk/src/sync";
import { VoiceBroadcastInfoEventContent, VoiceBroadcastInfoEventType, VoiceBroadcastInfoState } from "..";
import { IDestroyable } from "../../utils/IDestroyable";
import { findRoomLiveVoiceBroadcastFromUserAndDevice } from "./findRoomLiveVoiceBroadcastFromUserAndDevice";
import { resumeVoiceBroadcastInRoom } from "./resumeVoiceBroadcastInRoom";
/**
* Handles voice broadcasts on app resume (after logging in, reload, crash…).
*/
export class VoiceBroadcastResumer implements IDestroyable {
private seenRooms = new Set<string>();
private userId: string;
private deviceId: string;
public constructor(
private client: MatrixClient,
) {
this.client.on(ClientEvent.Room, this.onRoom);
this.userId = this.client.getUserId();
this.deviceId = this.client.getDeviceId();
if (client.isInitialSyncComplete()) {
this.resume();
} else {
// wait for initial sync
client.on(ClientEvent.Sync, this.onClientSync);
}
}
private onRoom = (room: Room): void => {
if (this.seenRooms.has(room.roomId)) return;
this.seenRooms.add(room.roomId);
const infoEvent = findRoomLiveVoiceBroadcastFromUserAndDevice(
room,
this.userId,
this.deviceId,
);
if (infoEvent) {
resumeVoiceBroadcastInRoom(infoEvent, room, this.client);
private onClientSync = () => {
if (this.client.getSyncState() === SyncState.Syncing) {
this.client.off(ClientEvent.Sync, this.onClientSync);
this.resume();
}
};
private resume(): void {
const userId = this.client.getUserId();
const deviceId = this.client.getDeviceId();
if (!userId || !deviceId) {
// Resuming a voice broadcast only makes sense if there is a user.
return;
}
this.client.getRooms().forEach((room: Room) => {
const infoEvent = findRoomLiveVoiceBroadcastFromUserAndDevice(room, userId, deviceId);
if (infoEvent) {
// Found a live broadcast event from current device; stop it.
// Stopping it is a temporary solution (see PSF-1669).
this.sendStopVoiceBroadcastStateEvent(infoEvent);
return false;
}
});
}
private sendStopVoiceBroadcastStateEvent(infoEvent: MatrixEvent): void {
const userId = this.client.getUserId();
const deviceId = this.client.getDeviceId();
const roomId = infoEvent.getRoomId();
if (!userId || !deviceId || !roomId) {
// We can only send a state event if we know all the IDs.
return;
}
const content: VoiceBroadcastInfoEventContent = {
device_id: deviceId,
state: VoiceBroadcastInfoState.Stopped,
};
// all events should reference the started event
const referencedEventId = infoEvent.getContent()?.state === VoiceBroadcastInfoState.Started
? infoEvent.getId()
: infoEvent.getContent()?.["m.relates_to"]?.event_id;
if (referencedEventId) {
content["m.relates_to"] = {
rel_type: RelationType.Reference,
event_id: referencedEventId,
};
}
this.client.sendStateEvent(roomId, VoiceBroadcastInfoEventType, content, userId);
}
destroy(): void {
this.client.off(ClientEvent.Room, this.onRoom);
this.seenRooms = new Set<string>();
this.client.off(ClientEvent.Sync, this.onClientSync);
}
}

34
src/voice-broadcast/utils/resumeVoiceBroadcastInRoom.ts
View file

@ -1,34 +0,0 @@
/*
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 { MatrixClient, MatrixEvent, Room } from "matrix-js-sdk/src/matrix";
import { VoiceBroadcastInfoState, VoiceBroadcastRecording } from "..";
import { VoiceBroadcastRecordingsStore } from "../stores/VoiceBroadcastRecordingsStore";
export const resumeVoiceBroadcastInRoom = (latestInfoEvent: MatrixEvent, room: Room, client: MatrixClient) => {
// voice broadcasts are based on their started event, try to find it
const infoEvent = latestInfoEvent.getContent()?.state === VoiceBroadcastInfoState.Started
? latestInfoEvent
: room.findEventById(latestInfoEvent.getRelation()?.event_id);
if (!infoEvent) {
return;
}
const recording = new VoiceBroadcastRecording(infoEvent, client, VoiceBroadcastInfoState.Paused);
VoiceBroadcastRecordingsStore.instance().setCurrent(recording);
};

2
test/test-utils/test-utils.ts
View file

@ -143,7 +143,7 @@ export function createTestClient(): MatrixClient {
sendTyping: jest.fn().mockResolvedValue({}),
sendMessage: jest.fn().mockResolvedValue({}),
sendStateEvent: jest.fn().mockResolvedValue(undefined),
getSyncState: () => "SYNCING",
getSyncState: jest.fn().mockReturnValue("SYNCING"),
generateClientSecret: () => "t35tcl1Ent5ECr3T",
isGuest: jest.fn().mockReturnValue(false),
getRoomHierarchy: jest.fn().mockReturnValue({

181
test/voice-broadcast/utils/VoiceBroadcastResumer-test.ts
View file

@ -15,40 +15,78 @@ limitations under the License.
*/
import { mocked } from "jest-mock";
import { ClientEvent, MatrixClient, MatrixEvent, Room } from "matrix-js-sdk/src/matrix";
import { ClientEvent, MatrixClient, MatrixEvent, RelationType, Room } from "matrix-js-sdk/src/matrix";
import { SyncState } from "matrix-js-sdk/src/sync";
import {
findRoomLiveVoiceBroadcastFromUserAndDevice,
resumeVoiceBroadcastInRoom,
VoiceBroadcastInfoEventContent,
VoiceBroadcastInfoEventType,
VoiceBroadcastInfoState,
VoiceBroadcastResumer,
} from "../../../src/voice-broadcast";
import { stubClient } from "../../test-utils";
import { mkVoiceBroadcastInfoStateEvent } from "./test-utils";
jest.mock("../../../src/voice-broadcast/utils/findRoomLiveVoiceBroadcastFromUserAndDevice");
jest.mock("../../../src/voice-broadcast/utils/resumeVoiceBroadcastInRoom");
describe("VoiceBroadcastResumer", () => {
const roomId = "!room:example.com";
let client: MatrixClient;
let room: Room;
let resumer: VoiceBroadcastResumer;
let infoEvent: MatrixEvent;
let startedInfoEvent: MatrixEvent;
let pausedInfoEvent: MatrixEvent;
const itShouldNotSendAStateEvent = (): void => {
it("should not send a state event", () => {
expect(client.sendStateEvent).not.toHaveBeenCalled();
});
};
const itShouldSendAStoppedStateEvent = (): void => {
it("should send a stopped state event", () => {
expect(client.sendStateEvent).toHaveBeenCalledWith(
startedInfoEvent.getRoomId(),
VoiceBroadcastInfoEventType,
{
"device_id": client.getDeviceId(),
"state": VoiceBroadcastInfoState.Stopped,
"m.relates_to": {
rel_type: RelationType.Reference,
event_id: startedInfoEvent.getId(),
},
} as VoiceBroadcastInfoEventContent,
client.getUserId(),
);
});
};
const itShouldDeregisterFromTheClient = () => {
it("should deregister from the client", () => {
expect(client.off).toHaveBeenCalledWith(ClientEvent.Sync, expect.any(Function));
});
};
beforeEach(() => {
client = stubClient();
jest.spyOn(client, "off");
room = new Room(roomId, client, client.getUserId());
mocked(client.getRoom).mockImplementation((getRoomId: string) => {
room = new Room(roomId, client, client.getUserId()!);
mocked(client.getRoom).mockImplementation((getRoomId: string | undefined) => {
if (getRoomId === roomId) return room;
return null;
});
resumer = new VoiceBroadcastResumer(client);
infoEvent = mkVoiceBroadcastInfoStateEvent(
mocked(client.getRooms).mockReturnValue([room]);
startedInfoEvent = mkVoiceBroadcastInfoStateEvent(
roomId,
VoiceBroadcastInfoState.Started,
client.getUserId(),
client.getDeviceId(),
client.getUserId()!,
client.getDeviceId()!,
);
pausedInfoEvent = mkVoiceBroadcastInfoStateEvent(
roomId,
VoiceBroadcastInfoState.Paused,
client.getUserId()!,
client.getDeviceId()!,
startedInfoEvent,
);
});
@ -56,56 +94,95 @@ describe("VoiceBroadcastResumer", () => {
jest.clearAllMocks();
});
describe("when there is no info event", () => {
describe("when the initial sync is completed", () => {
beforeEach(() => {
client.emit(ClientEvent.Room, room);
mocked(client.isInitialSyncComplete).mockReturnValue(true);
});
it("should not resume a broadcast", () => {
expect(resumeVoiceBroadcastInRoom).not.toHaveBeenCalled();
});
});
describe("when there is an info event", () => {
describe("and there is no info event", () => {
beforeEach(() => {
mocked(findRoomLiveVoiceBroadcastFromUserAndDevice).mockImplementation((
findRoom: Room,
userId: string,
deviceId: string,
) => {
if (findRoom === room && userId === client.getUserId() && deviceId === client.getDeviceId()) {
return infoEvent;
}
});
client.emit(ClientEvent.Room, room);
resumer = new VoiceBroadcastResumer(client);
});
it("should resume a broadcast", () => {
expect(resumeVoiceBroadcastInRoom).toHaveBeenCalledWith(
infoEvent,
room,
client,
);
});
itShouldNotSendAStateEvent();
describe("and emitting a room event again", () => {
beforeEach(() => {
client.emit(ClientEvent.Room, room);
});
it("should not resume the broadcast again", () => {
expect(resumeVoiceBroadcastInRoom).toHaveBeenCalledTimes(1);
});
});
});
describe("when calling destroy", () => {
describe("and calling destroy", () => {
beforeEach(() => {
resumer.destroy();
});
it("should deregister from the client", () => {
expect(client.off).toHaveBeenCalledWith(ClientEvent.Room, expect.any(Function));
itShouldDeregisterFromTheClient();
});
});
describe("and there is a started info event", () => {
beforeEach(() => {
room.currentState.setStateEvents([startedInfoEvent]);
});
describe("and the client knows about the user and device", () => {
beforeEach(() => {
resumer = new VoiceBroadcastResumer(client);
});
itShouldSendAStoppedStateEvent();
});
describe("and the client doesn't know about the user", () => {
beforeEach(() => {
mocked(client.getUserId).mockReturnValue(null);
resumer = new VoiceBroadcastResumer(client);
});
itShouldNotSendAStateEvent();
});
describe("and the client doesn't know about the device", () => {
beforeEach(() => {
mocked(client.getDeviceId).mockReturnValue(null);
resumer = new VoiceBroadcastResumer(client);
});
itShouldNotSendAStateEvent();
});
});
describe("and there is a paused info event", () => {
beforeEach(() => {
room.currentState.setStateEvents([pausedInfoEvent]);
resumer = new VoiceBroadcastResumer(client);
});
itShouldSendAStoppedStateEvent();
});
});
describe("when the initial sync is not completed", () => {
beforeEach(() => {
room.currentState.setStateEvents([pausedInfoEvent]);
mocked(client.isInitialSyncComplete).mockReturnValue(false);
mocked(client.getSyncState).mockReturnValue(SyncState.Prepared);
resumer = new VoiceBroadcastResumer(client);
});
itShouldNotSendAStateEvent();
describe("and a sync event appears", () => {
beforeEach(() => {
client.emit(ClientEvent.Sync, SyncState.Prepared, SyncState.Stopped);
});
itShouldNotSendAStateEvent();
describe("and the initial sync completed and a sync event appears", () => {
beforeEach(() => {
mocked(client.getSyncState).mockReturnValue(SyncState.Syncing);
client.emit(ClientEvent.Sync, SyncState.Syncing, SyncState.Prepared);
});
itShouldSendAStoppedStateEvent();
itShouldDeregisterFromTheClient();
});
});
});
});

110
test/voice-broadcast/utils/resumeVoiceBroadcastInRoom-test.ts
View file

@ -1,110 +0,0 @@
/*
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 { mocked } from "jest-mock";
import { MatrixClient, MatrixEvent, Room } from "matrix-js-sdk/src/matrix";
import {
resumeVoiceBroadcastInRoom,
VoiceBroadcastInfoState,
VoiceBroadcastRecording,
VoiceBroadcastRecordingsStore,
} from "../../../src/voice-broadcast";
import { stubClient } from "../../test-utils";
import { mkVoiceBroadcastInfoStateEvent } from "../utils/test-utils";
const mockRecording = jest.fn();
jest.mock("../../../src/voice-broadcast/models/VoiceBroadcastRecording", () => ({
...jest.requireActual("../../../src/voice-broadcast/models/VoiceBroadcastRecording") as object,
VoiceBroadcastRecording: jest.fn().mockImplementation(() => mockRecording),
}));
describe("resumeVoiceBroadcastInRoom", () => {
let client: MatrixClient;
const roomId = "!room:example.com";
let room: Room;
let startedInfoEvent: MatrixEvent;
let stoppedInfoEvent: MatrixEvent;
const itShouldStartAPausedRecording = () => {
it("should start a paused recording", () => {
expect(VoiceBroadcastRecording).toHaveBeenCalledWith(
startedInfoEvent,
client,
VoiceBroadcastInfoState.Paused,
);
expect(VoiceBroadcastRecordingsStore.instance().setCurrent).toHaveBeenCalledWith(mockRecording);
});
};
beforeEach(() => {
client = stubClient();
room = new Room(roomId, client, client.getUserId());
jest.spyOn(room, "findEventById");
jest.spyOn(VoiceBroadcastRecordingsStore.instance(), "setCurrent").mockImplementation();
startedInfoEvent = mkVoiceBroadcastInfoStateEvent(
roomId,
VoiceBroadcastInfoState.Started,
client.getUserId(),
client.getDeviceId(),
);
stoppedInfoEvent = mkVoiceBroadcastInfoStateEvent(
roomId,
VoiceBroadcastInfoState.Stopped,
client.getUserId(),
client.getDeviceId(),
startedInfoEvent,
);
});
afterEach(() => {
jest.clearAllMocks();
});
describe("when called with a stopped info event", () => {
describe("and there is a related event", () => {
beforeEach(() => {
mocked(room.findEventById).mockReturnValue(startedInfoEvent);
resumeVoiceBroadcastInRoom(stoppedInfoEvent, room, client);
});
itShouldStartAPausedRecording();
});
describe("and there is no related event", () => {
beforeEach(() => {
mocked(room.findEventById).mockReturnValue(null);
resumeVoiceBroadcastInRoom(stoppedInfoEvent, room, client);
});
it("should not start a broadcast", () => {
expect(VoiceBroadcastRecording).not.toHaveBeenCalled();
expect(VoiceBroadcastRecordingsStore.instance().setCurrent).not.toHaveBeenCalled();
});
});
});
describe("when called with a started info event", () => {
beforeEach(() => {
resumeVoiceBroadcastInRoom(startedInfoEvent, room, client);
});
itShouldStartAPausedRecording();
});
});