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Use creation content to signal virtual-ness

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This makes things a lot simpler.
This commit is contained in:
David Baker 2021-02-17 18:51:21 +00:00
parent e787d11c73
commit 6130bdf0d2
5 changed files with 58 additions and 60 deletions
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3
src/CallHandler.tsx
View file

@ -93,7 +93,8 @@ export const PROTOCOL_SIP_NATIVE = 'im.vector.protocol.sip_native';
export const PROTOCOL_SIP_VIRTUAL = 'im.vector.protocol.sip_virtual';
const CHECK_PROTOCOLS_ATTEMPTS = 3;
// Event type for room account data used to mark rooms as virtual rooms (and store the ID of their native room)
// Event type for room account data and room creation content used to mark rooms as virtual rooms
// (and store the ID of their native room)
export const VIRTUAL_ROOM_EVENT_TYPE = 'im.vector.is_virtual_room';
enum AudioID {

44
src/VoipUserMapper.ts
View file

@ -14,19 +14,16 @@ See the License for the specific language governing permissions and
limitations under the License.
*/
import { ensureDMExists, findDMForUser } from './createRoom';
import { ensureVirtualRoomExists, findDMForUser } from './createRoom';
import { MatrixClientPeg } from "./MatrixClientPeg";
import DMRoomMap from "./utils/DMRoomMap";
import CallHandler, { VIRTUAL_ROOM_EVENT_TYPE } from './CallHandler';
import RoomListStore from './stores/room-list/RoomListStore';
import { Room } from 'matrix-js-sdk/src/models/room';
// Functions for mapping virtual users & rooms. Currently the only lookup
// is sip virtual: there could be others in the future.
export default class VoipUserMapper {
private virtualRoomIdCache = new Set<string>();
public static sharedInstance(): VoipUserMapper {
if (window.mxVoipUserMapper === undefined) window.mxVoipUserMapper = new VoipUserMapper();
return window.mxVoipUserMapper;
@ -45,25 +42,12 @@ export default class VoipUserMapper {
const virtualUser = await this.userToVirtualUser(userId);
if (!virtualUser) return null;
// There's quite a bit of acrobatics here to prevent the virtual room being shown
// while it's being created: firstly, we have to stop the RoomListStore from showing
// new rooms for a bit, because we can't set the room account data to say it's a virtual
// room until we have the room ID. Secondly, once we have the new room ID, we have to
// temporarily cache the fact it's a virtual room because there's no local echo on
// room account data so it won't show up in the room model until it comes down the
// sync stream again. Ick.
RoomListStore.instance.startHoldingNewRooms();
try {
const virtualRoomId = await ensureDMExists(MatrixClientPeg.get(), virtualUser);
MatrixClientPeg.get().setRoomAccountData(virtualRoomId, VIRTUAL_ROOM_EVENT_TYPE, {
native_room: roomId,
});
this.virtualRoomIdCache.add(virtualRoomId);
const virtualRoomId = await ensureVirtualRoomExists(MatrixClientPeg.get(), virtualUser, roomId);
MatrixClientPeg.get().setRoomAccountData(virtualRoomId, VIRTUAL_ROOM_EVENT_TYPE, {
native_room: roomId,
});
return virtualRoomId;
} finally {
RoomListStore.instance.stopHoldingNewRooms();
}
return virtualRoomId;
}
public nativeRoomForVirtualRoom(roomId: string):string {
@ -74,10 +58,20 @@ export default class VoipUserMapper {
return virtualRoomEvent.getContent()['native_room'] || null;
}
public isVirtualRoom(roomId: string):boolean {
if (this.nativeRoomForVirtualRoom(roomId)) return true;
public isVirtualRoom(room: Room):boolean {
if (this.nativeRoomForVirtualRoom(room.roomId)) return true;
return this.virtualRoomIdCache.has(roomId);
// also look in the create event for the claimed native room ID, which is the only
// way we can recognise a virtual room we've created when it first arrives down
// our stream. We don't trust this in general though, as it could be faked by an
// inviter: our main source of truth is the DM state.
const roomCreateEvent = room.currentState.getStateEvents("m.room.create", "");
if (!roomCreateEvent || !roomCreateEvent.getContent()) return false;
// we only look at this for rooms we created (so inviters can't just cause rooms
// to be invisible)
if (roomCreateEvent.getSender() !== MatrixClientPeg.get().getUserId()) return false;
const claimedNativeRoomId = roomCreateEvent.getContent()[VIRTUAL_ROOM_EVENT_TYPE];
return Boolean(claimedNativeRoomId);
}
public async onNewInvitedRoom(invitedRoom: Room) {

30
src/createRoom.ts
View file

@ -30,6 +30,7 @@ import { getE2EEWellKnown } from "./utils/WellKnownUtils";
import GroupStore from "./stores/GroupStore";
import CountlyAnalytics from "./CountlyAnalytics";
import { isJoinedOrNearlyJoined } from "./utils/membership";
import { VIRTUAL_ROOM_EVENT_TYPE } from "./CallHandler";
// we define a number of interfaces which take their names from the js-sdk
/* eslint-disable camelcase */
@ -300,6 +301,34 @@ export async function canEncryptToAllUsers(client: MatrixClient, userIds: string
}
}
// Similar to ensureDMExists but also adds creation content
// without polluting ensureDMExists with unrelated stuff (also
// they're never encrypted).
export async function ensureVirtualRoomExists(
client: MatrixClient, userId: string, nativeRoomId: string,
): Promise<string> {
const existingDMRoom = findDMForUser(client, userId);
let roomId;
if (existingDMRoom) {
roomId = existingDMRoom.roomId;
} else {
roomId = await createRoom({
dmUserId: userId,
spinner: false,
andView: false,
createOpts: {
creation_content: {
// This allows us to recognise that the room is a virtual room
// when it comes down our sync stream (we also put the ID of the
// respective native room in there because why not?)
[VIRTUAL_ROOM_EVENT_TYPE]: nativeRoomId,
},
},
});
}
return roomId;
}
export async function ensureDMExists(client: MatrixClient, userId: string): Promise<string> {
const existingDMRoom = findDMForUser(client, userId);
let roomId;
@ -310,6 +339,7 @@ export async function ensureDMExists(client: MatrixClient, userId: string): Prom
if (privateShouldBeEncrypted()) {
encryption = await canEncryptToAllUsers(client, [userId]);
}
roomId = await createRoom({encryption, dmUserId: userId, spinner: false, andView: false});
await _waitForMember(client, roomId, userId);
}

39
src/stores/room-list/RoomListStore.ts
View file

@ -63,9 +63,6 @@ export class RoomListStoreClass extends AsyncStoreWithClient<IState> {
}
this.emit(LISTS_UPDATE_EVENT);
});
// When new rooms arrive, we may hold them here until we have enough info to know whether we should before display them.
private roomHoldingPen: Room[] = [];
private holdNewRooms = false;
private readonly watchedSettings = [
'feature_custom_tags',
@ -129,24 +126,6 @@ export class RoomListStoreClass extends AsyncStoreWithClient<IState> {
this.updateFn.trigger();
}
// After calling this, any new rooms that appear are not displayed until stopHoldingNewRooms()
// is called. Be sure to always call this in a try/finally block to ensure stopHoldingNewRooms
// is called afterwards.
public startHoldingNewRooms() {
console.log("hold-new-rooms mode enabled.");
this.holdNewRooms = true;
}
public stopHoldingNewRooms() {
console.log("hold-new-rooms mode disabled: processing " + this.roomHoldingPen.length + " held rooms");
this.holdNewRooms = false;
for (const heldRoom of this.roomHoldingPen) {
console.log("Processing held room: " + heldRoom.roomId);
this.handleRoomUpdate(heldRoom, RoomUpdateCause.NewRoom);
}
this.roomHoldingPen = [];
}
private checkLoggingEnabled() {
if (SettingsStore.getValue("advancedRoomListLogging")) {
console.warn("Advanced room list logging is enabled");
@ -420,18 +399,12 @@ export class RoomListStoreClass extends AsyncStoreWithClient<IState> {
private async handleRoomUpdate(room: Room, cause: RoomUpdateCause): Promise<any> {
if (cause === RoomUpdateCause.NewRoom) {
if (this.holdNewRooms) {
console.log("Room updates are held: putting room " + room.roomId + " into the holding pen");
this.roomHoldingPen.push(room);
return;
} else {
// Let the visibility provider know that there is a new invited room. It would be nice
// if this could just be an event that things listen for but the point of this is that
// we delay doing anything about this room until the VoipUserMapper had had a chance
// to do the things it needs to do to decide if we should show this room or not, so
// an even wouldn't et us do that.
await VisibilityProvider.instance.onNewInvitedRoom(room);
}
// Let the visibility provider know that there is a new invited room. It would be nice
// if this could just be an event that things listen for but the point of this is that
// we delay doing anything about this room until the VoipUserMapper had had a chance
// to do the things it needs to do to decide if we should show this room or not, so
// an even wouldn't et us do that.
await VisibilityProvider.instance.onNewInvitedRoom(room);
}
if (!VisibilityProvider.instance.isRoomVisible(room)) {

2
src/stores/room-list/filters/VisibilityProvider.ts
View file

@ -42,7 +42,7 @@ export class VisibilityProvider {
if (
CallHandler.sharedInstance().getSupportsVirtualRooms() &&
VoipUserMapper.sharedInstance().isVirtualRoom(room.roomId)
VoipUserMapper.sharedInstance().isVirtualRoom(room)
) {
isVisible = false;
forced = true;