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Merged
merged 3 commits into from
Aug 24, 2023
Merged

Use sender instead of content.creator field on m.room.create events #3675

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9467039
Use sender instead of content.creator field on m.room.create events
Johennes Aug 24, 2023
11d9c2a
Restore room_version fields in fixtures
Johennes Aug 24, 2023
0c55207
Add test case for undefined sender scenario
Johennes Aug 24, 2023
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4 changes: 1 addition & 3 deletions spec/integ/matrix-client-event-emitter.spec.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -92,9 +92,7 @@ describe("MatrixClient events", function () {
type: "m.room.create",
room: "!erufh:bar",
user: "@foo:bar",
content: {
creator: "@foo:bar",
},
content: {},
}),
],
},
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4 changes: 1 addition & 3 deletions spec/integ/matrix-client-event-timeline.spec.ts
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Expand Up @@ -107,9 +107,7 @@ const INITIAL_SYNC_DATA = {
utils.mkEvent({
type: "m.room.create",
user: userId,
content: {
creator: userId,
},
content: {},
event: false,
}),
],
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1 change: 0 additions & 1 deletion spec/integ/matrix-client-methods.spec.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -1989,7 +1989,6 @@ const buildEventCreate = () =>
new MatrixEvent({
age: 80126105,
content: {
creator: "@andybalaam-test1:matrix.org",
room_version: "6",
},
event_id: "$e7j2Gt37k5NPwB6lz2N3V9lO5pUdNK8Ai7i2FPEK-oI",
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4 changes: 1 addition & 3 deletions spec/integ/matrix-client-opts.spec.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -57,9 +57,7 @@ describe("MatrixClient opts", function () {
type: "m.room.create",
room: roomId,
user: userId,
content: {
creator: userId,
},
content: {},
}),
],
},
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4 changes: 1 addition & 3 deletions spec/integ/matrix-client-room-timeline.spec.ts
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Expand Up @@ -85,9 +85,7 @@ describe("MatrixClient room timelines", function () {
type: "m.room.create",
room: roomId,
user: userId,
content: {
creator: userId,
},
content: {},
}),
],
},
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26 changes: 6 additions & 20 deletions spec/integ/matrix-client-syncing.spec.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -389,9 +389,7 @@ describe("MatrixClient syncing", () => {
type: "m.room.create",
room: roomOne,
user: selfUserId,
content: {
creator: selfUserId,
},
content: {},
}),
],
},
Expand Down Expand Up @@ -577,9 +575,7 @@ describe("MatrixClient syncing", () => {
type: "m.room.create",
room: roomOne,
user: selfUserId,
content: {
creator: selfUserId,
},
content: {},
}),
],
},
Expand Down Expand Up @@ -611,9 +607,7 @@ describe("MatrixClient syncing", () => {
type: "m.room.create",
room: roomTwo,
user: selfUserId,
content: {
creator: selfUserId,
},
content: {},
}),
],
},
Expand Down Expand Up @@ -758,7 +752,6 @@ describe("MatrixClient syncing", () => {
room: roomOne,
user: otherUserId,
content: {
creator: otherUserId,
room_version: "9",
},
});
Expand Down Expand Up @@ -844,7 +837,6 @@ describe("MatrixClient syncing", () => {
room: roomOne,
user: otherUserId,
content: {
creator: otherUserId,
room_version: testMeta.roomVersion,
},
});
Expand Down Expand Up @@ -1372,9 +1364,7 @@ describe("MatrixClient syncing", () => {
type: "m.room.create",
room: roomOne,
user: selfUserId,
content: {
creator: selfUserId,
},
content: {},
}),
],
} as Partial<IJoinedRoom>,
Expand Down Expand Up @@ -1471,9 +1461,7 @@ describe("MatrixClient syncing", () => {
type: "m.room.create",
room: roomOne,
user: selfUserId,
content: {
creator: selfUserId,
},
content: {},
}),
],
},
Expand Down Expand Up @@ -1629,9 +1617,7 @@ describe("MatrixClient syncing", () => {
type: "m.room.create",
room: roomId,
user: selfUserId,
content: {
creator: selfUserId,
},
content: {},
}),
],
},
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1 change: 0 additions & 1 deletion spec/integ/matrix-client-unread-notifications.spec.ts
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Expand Up @@ -179,7 +179,6 @@ describe("MatrixClient syncing", () => {
events: [
{
content: {
creator: userB,
room_version: "9",
},
origin_server_ts: 1,
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24 changes: 12 additions & 12 deletions spec/integ/sliding-sync-sdk.spec.ts
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Expand Up @@ -188,7 +188,7 @@ describe("SlidingSyncSdk", () => {
[roomA]: {
name: "A",
required_state: [
mkOwnStateEvent(EventType.RoomCreate, { creator: selfUserId }, ""),
mkOwnStateEvent(EventType.RoomCreate, {}, ""),
mkOwnStateEvent(EventType.RoomMember, { membership: "join" }, selfUserId),
mkOwnStateEvent(EventType.RoomPowerLevels, { users: { [selfUserId]: 100 } }, ""),
mkOwnStateEvent(EventType.RoomName, { name: "A" }, ""),
Expand All @@ -203,7 +203,7 @@ describe("SlidingSyncSdk", () => {
name: "B",
required_state: [],
timeline: [
mkOwnStateEvent(EventType.RoomCreate, { creator: selfUserId }, ""),
mkOwnStateEvent(EventType.RoomCreate, {}, ""),
mkOwnStateEvent(EventType.RoomMember, { membership: "join" }, selfUserId),
mkOwnStateEvent(EventType.RoomPowerLevels, { users: { [selfUserId]: 100 } }, ""),
mkOwnEvent(EventType.RoomMessage, { body: "hello B" }),
Expand All @@ -215,7 +215,7 @@ describe("SlidingSyncSdk", () => {
name: "C",
required_state: [],
timeline: [
mkOwnStateEvent(EventType.RoomCreate, { creator: selfUserId }, ""),
mkOwnStateEvent(EventType.RoomCreate, {}, ""),
mkOwnStateEvent(EventType.RoomMember, { membership: "join" }, selfUserId),
mkOwnStateEvent(EventType.RoomPowerLevels, { users: { [selfUserId]: 100 } }, ""),
mkOwnEvent(EventType.RoomMessage, { body: "hello C" }),
Expand All @@ -228,7 +228,7 @@ describe("SlidingSyncSdk", () => {
name: "D",
required_state: [],
timeline: [
mkOwnStateEvent(EventType.RoomCreate, { creator: selfUserId }, ""),
mkOwnStateEvent(EventType.RoomCreate, {}, ""),
mkOwnStateEvent(EventType.RoomMember, { membership: "join" }, selfUserId),
mkOwnStateEvent(EventType.RoomPowerLevels, { users: { [selfUserId]: 100 } }, ""),
mkOwnEvent(EventType.RoomMessage, { body: "hello D" }),
Expand Down Expand Up @@ -264,7 +264,7 @@ describe("SlidingSyncSdk", () => {
[roomF]: {
name: "#foo:localhost",
required_state: [
mkOwnStateEvent(EventType.RoomCreate, { creator: selfUserId }, ""),
mkOwnStateEvent(EventType.RoomCreate, {}, ""),
mkOwnStateEvent(EventType.RoomMember, { membership: "join" }, selfUserId),
mkOwnStateEvent(EventType.RoomPowerLevels, { users: { [selfUserId]: 100 } }, ""),
mkOwnStateEvent(EventType.RoomCanonicalAlias, { alias: "#foo:localhost" }, ""),
Expand All @@ -280,7 +280,7 @@ describe("SlidingSyncSdk", () => {
name: "G",
required_state: [],
timeline: [
mkOwnStateEvent(EventType.RoomCreate, { creator: selfUserId }, ""),
mkOwnStateEvent(EventType.RoomCreate, {}, ""),
mkOwnStateEvent(EventType.RoomMember, { membership: "join" }, selfUserId),
mkOwnStateEvent(EventType.RoomPowerLevels, { users: { [selfUserId]: 100 } }, ""),
],
Expand All @@ -292,7 +292,7 @@ describe("SlidingSyncSdk", () => {
name: "H",
required_state: [],
timeline: [
mkOwnStateEvent(EventType.RoomCreate, { creator: selfUserId }, ""),
mkOwnStateEvent(EventType.RoomCreate, {}, ""),
mkOwnStateEvent(EventType.RoomMember, { membership: "join" }, selfUserId),
mkOwnStateEvent(EventType.RoomPowerLevels, { users: { [selfUserId]: 100 } }, ""),
mkOwnEvent(EventType.RoomMessage, { body: "live event" }),
Expand Down Expand Up @@ -602,7 +602,7 @@ describe("SlidingSyncSdk", () => {
name: "Room with Invite",
required_state: [],
timeline: [
mkOwnStateEvent(EventType.RoomCreate, { creator: selfUserId }, ""),
mkOwnStateEvent(EventType.RoomCreate, {}, ""),
mkOwnStateEvent(EventType.RoomMember, { membership: "join" }, selfUserId),
mkOwnStateEvent(EventType.RoomPowerLevels, { users: { [selfUserId]: 100 } }, ""),
mkOwnStateEvent(EventType.RoomMember, { membership: "invite" }, invitee),
Expand Down Expand Up @@ -718,7 +718,7 @@ describe("SlidingSyncSdk", () => {
name: "Room with account data",
required_state: [],
timeline: [
mkOwnStateEvent(EventType.RoomCreate, { creator: selfUserId }, ""),
mkOwnStateEvent(EventType.RoomCreate, {}, ""),
mkOwnStateEvent(EventType.RoomMember, { membership: "join" }, selfUserId),
mkOwnStateEvent(EventType.RoomPowerLevels, { users: { [selfUserId]: 100 } }, ""),
mkOwnEvent(EventType.RoomMessage, { body: "hello" }),
Expand Down Expand Up @@ -922,7 +922,7 @@ describe("SlidingSyncSdk", () => {
name: "Room with typing",
required_state: [],
timeline: [
mkOwnStateEvent(EventType.RoomCreate, { creator: selfUserId }, ""),
mkOwnStateEvent(EventType.RoomCreate, {}, ""),
mkOwnStateEvent(EventType.RoomMember, { membership: "join" }, selfUserId),
mkOwnStateEvent(EventType.RoomPowerLevels, { users: { [selfUserId]: 100 } }, ""),
mkOwnEvent(EventType.RoomMessage, { body: "hello" }),
Expand Down Expand Up @@ -963,7 +963,7 @@ describe("SlidingSyncSdk", () => {
name: "Room with typing",
required_state: [],
timeline: [
mkOwnStateEvent(EventType.RoomCreate, { creator: selfUserId }, ""),
mkOwnStateEvent(EventType.RoomCreate, {}, ""),
mkOwnStateEvent(EventType.RoomMember, { membership: "join" }, selfUserId),
mkOwnStateEvent(EventType.RoomPowerLevels, { users: { [selfUserId]: 100 } }, ""),
mkOwnEvent(EventType.RoomMessage, { body: "hello" }),
Expand Down Expand Up @@ -1049,7 +1049,7 @@ describe("SlidingSyncSdk", () => {
name: "Room with receipts",
required_state: [],
timeline: [
mkOwnStateEvent(EventType.RoomCreate, { creator: selfUserId }, ""),
mkOwnStateEvent(EventType.RoomCreate, {}, ""),
mkOwnStateEvent(EventType.RoomMember, { membership: "join" }, selfUserId),
mkOwnStateEvent(EventType.RoomPowerLevels, { users: { [selfUserId]: 100 } }, ""),
{
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1 change: 0 additions & 1 deletion spec/unit/matrix-client.spec.ts
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Expand Up @@ -2266,7 +2266,6 @@ describe("MatrixClient", function () {
function roomCreateEvent(newRoomId: string, predecessorRoomId: string): MatrixEvent {
return new MatrixEvent({
content: {
"creator": "@daryl:alexandria.example.com",
"m.federate": true,
"predecessor": {
event_id: "id_of_last_event",
Expand Down
4 changes: 1 addition & 3 deletions spec/unit/room-state.spec.ts
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Expand Up @@ -70,9 +70,7 @@ describe("RoomState", function () {
user: userA,
room: roomId,
event: true,
content: {
creator: userA,
},
content: {},
}),
]);
});
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24 changes: 20 additions & 4 deletions spec/unit/room.spec.ts
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Expand Up @@ -228,7 +228,7 @@ describe("Room", function () {
});

describe("getCreator", () => {
it("should return the creator from m.room.create", function () {
it("should return the sender from m.room.create", function () {
// @ts-ignore - mocked doesn't handle overloads sanely
mocked(room.currentState.getStateEvents).mockImplementation(function (type, key) {
if (type === EventType.RoomCreate && key === "") {
Expand All @@ -239,14 +239,32 @@ describe("Room", function () {
room: roomId,
user: userA,
content: {
creator: userA,
creator: userB, // The creator field was dropped in room version 11 but a malicious client might still send it
},
});
}
});
const roomCreator = room.getCreator();
expect(roomCreator).toStrictEqual(userA);
});

it("should return null if the sender is undefined", function () {
// @ts-ignore - mocked doesn't handle overloads sanely
mocked(room.currentState.getStateEvents).mockImplementation(function (type, key) {
if (type === EventType.RoomCreate && key === "") {
return utils.mkEvent({
event: true,
type: EventType.RoomCreate,
skey: "",
room: roomId,
user: undefined,
content: {},
});
}
});
const roomCreator = room.getCreator();
expect(roomCreator).toBeNull();
});
});

describe("getAvatarUrl", function () {
Expand Down Expand Up @@ -3471,12 +3489,10 @@ describe("Room", function () {

function roomCreateEvent(newRoomId: string, predecessorRoomId: string | null): MatrixEvent {
const content: {
creator: string;
["m.federate"]: boolean;
room_version: string;
predecessor: { event_id: string; room_id: string } | undefined;
} = {
"creator": "@daryl:alexandria.example.com",
"predecessor": undefined,
"m.federate": true,
"room_version": "9",
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1 change: 0 additions & 1 deletion src/models/event.ts
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Expand Up @@ -1684,7 +1684,6 @@ const REDACT_KEEP_KEYS = new Set([
// a map from state event type to the .content keys we keep when an event is redacted
const REDACT_KEEP_CONTENT_MAP: Record<string, Record<string, 1>> = {
[EventType.RoomMember]: { membership: 1 },
[EventType.RoomCreate]: { creator: 1 },
[EventType.RoomJoinRules]: { join_rule: 1 },
[EventType.RoomPowerLevels]: {
ban: 1,
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2 changes: 1 addition & 1 deletion src/models/room.ts
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Expand Up @@ -569,7 +569,7 @@ export class Room extends ReadReceipt<RoomEmittedEvents, RoomEventHandlerMap> {
*/
public getCreator(): string | null {
const createEvent = this.currentState.getStateEvents(EventType.RoomCreate, "");
return createEvent?.getContent()["creator"] ?? null;
return createEvent?.getSender() ?? null;
}

/**
Expand Down