Regression: Do not allow non-owners edit rooms or add/remove users on federated rooms

apps/meteor/app/federation-v2/client/Federation.ts

@@ -1,5 +1,5 @@
+import { IRoom, IUser, ValueOf } from '@rocket.chat/core-typings';
 import { RoomType } from '@rocket.chat/apps-engine/definition/rooms';
-import { IRoom, ValueOf } from '@rocket.chat/core-typings';
 
 import { RoomMemberActions } from '../../../definition/IRoomTypeConfig';
 
@@ -15,3 +15,10 @@ export const actionAllowed = (room: Partial<IRoom>, action: ValueOf<typeof RoomM
 		? false
 		: allowedActionsInFederatedRooms.includes(action);
 };
+
+export const isEditableByTheUser = (user: IUser | undefined, room: IRoom | undefined): boolean => {
+	if (!user || !room) {
+		return false;
+	}
+	return user._id === room.u?._id;
+};

apps/meteor/client/views/room/contextualBar/Info/RoomInfo/RoomInfoWithData.js

@@ -1,3 +1,4 @@
+import { isRoomFederated } from '@rocket.chat/core-typings';
 import { useMutableCallback } from '@rocket.chat/fuselage-hooks';
 import {
 	useSetModal,
@@ -9,9 +10,11 @@ import {
 	useEndpoint,
 	useMethod,
 	useTranslation,
+	useUser,
 } from '@rocket.chat/ui-contexts';
 import React from 'react';
 
+import * as Federation from '../../../../../../app/federation-v2/client/Federation';
 import { RoomManager } from '../../../../../../app/ui-utils/client/lib/RoomManager';
 import { UiTextContext } from '../../../../../../definition/IRoomTypeConfig';
 import GenericModal from '../../../../../components/GenericModal';
@@ -37,6 +40,7 @@ const retentionPolicyAppliesTo = {
 const RoomInfoWithData = ({ rid, openEditing, onClickBack, onEnterRoom, resetState }) => {
 	const onClickClose = useTabBarClose();
 	const t = useTranslation();
+	const user = useUser();
 
 	const room = useUserRoom(rid);
 	room.type = room.t;
@@ -68,9 +72,13 @@ const RoomInfoWithData = ({ rid, openEditing, onClickBack, onEnterRoom, resetSta
 		t('Success'),
 	);
 
-	const canDelete = usePermission(type === 'c' ? 'delete-c' : 'delete-p', rid);
-	const canEdit = usePermission('edit-room', rid);
-	const canConvertRoomToTeam = usePermission('create-team');
+	const isFederated = isRoomFederated(room);
+	const hasPermissionToDelete = usePermission(type === 'c' ? 'delete-c' : 'delete-p', rid);
+	const hasPermissionToEdit = usePermission('edit-room', rid);
+	const hasPermissionToConvertRoomToTeam = usePermission('create-team');
+	const canDelete = isFederated ? Federation.isEditableByTheUser(user, room) && hasPermissionToDelete : hasPermissionToDelete;
+	const canEdit = isFederated ? Federation.isEditableByTheUser(user, room) && hasPermissionToEdit : hasPermissionToEdit;
+	const canConvertRoomToTeam = isFederated ? false : hasPermissionToConvertRoomToTeam;
 	const canLeave = usePermission(type === 'c' ? 'leave-c' : 'leave-p') && room.cl !== false && joined;
 
 	const handleDelete = useMutableCallback(() => {
@@ -198,7 +206,7 @@ const RoomInfoWithData = ({ rid, openEditing, onClickBack, onEnterRoom, resetSta
 			onClickDelete={canDelete && handleDelete}
 			onClickLeave={canLeave && handleLeave}
 			onClickHide={joined && handleHide}
-			onClickMoveToTeam={!room.teamId && !prid && canEdit && onMoveToTeam}
+			onClickMoveToTeam={!isRoomFederated(room) && !room.teamId && !prid && canEdit && onMoveToTeam}
 			onClickConvertToTeam={allowConvertToTeam && onConvertToTeam}
 			onClickEnterRoom={onEnterRoom && onClickEnterRoom}
 		/>

apps/meteor/client/views/room/contextualBar/RoomMembers/List/RoomMembersWithData.js

@@ -1,7 +1,9 @@
+import { isRoomFederated } from '@rocket.chat/core-typings';
 import { useMutableCallback, useDebouncedValue, useLocalStorage } from '@rocket.chat/fuselage-hooks';
-import { useUserRoom, useAtLeastOnePermission } from '@rocket.chat/ui-contexts';
+import { useUserRoom, useAtLeastOnePermission, useUser } from '@rocket.chat/ui-contexts';
 import React, { useCallback, useMemo, useState } from 'react';
 
+import * as Federation from '../../../../../../app/federation-v2/client/Federation';
 import { useRecordList } from '../../../../../hooks/lists/useRecordList';
 import { AsyncStatePhase } from '../../../../../hooks/useAsyncState';
 import { useMembersList } from '../../../../hooks/useMembersList';
@@ -17,6 +19,7 @@ const RoomMembersWithData = ({ rid }) => {
 	const room = useUserRoom(rid);
 	const isTeam = room.teamMain;
 	const isDirect = room.t === 'd';
+	const user = useUser();
 
 	room.type = room.t;
 	room.rid = rid;
@@ -32,10 +35,13 @@ const RoomMembersWithData = ({ rid }) => {
 
 	const { phase, items, itemCount: total } = useRecordList(membersList);
 
-	const canAddUsers = useAtLeastOnePermission(
+	const hasPermissionToAddUsers = useAtLeastOnePermission(
 		useMemo(() => [room.t === 'p' ? 'add-user-to-any-p-room' : 'add-user-to-any-c-room', 'add-user-to-joined-room'], [room.t]),
 		rid,
 	);
+	const canAddUsers = isRoomFederated(room)
+		? Federation.isEditableByTheUser(user, room) && hasPermissionToAddUsers
+		: hasPermissionToAddUsers;
 
 	const handleTextChange = useCallback((event) => {
 		setText(event.currentTarget.value);

apps/meteor/client/views/room/hooks/useUserInfoActions/actions/useRemoveUserAction.tsx

@@ -1,10 +1,11 @@
-import { IRoom, IUser } from '@rocket.chat/core-typings';
+import { IRoom, isRoomFederated, IUser } from '@rocket.chat/core-typings';
 import { Box, Icon } from '@rocket.chat/fuselage';
 import { useMutableCallback } from '@rocket.chat/fuselage-hooks';
 import { escapeHTML } from '@rocket.chat/string-helpers';
-import { usePermission, useSetModal, useTranslation, useUserRoom } from '@rocket.chat/ui-contexts';
+import { usePermission, useSetModal, useTranslation, useUser, useUserRoom } from '@rocket.chat/ui-contexts';
 import React, { useMemo } from 'react';
 
+import * as Federation from '../../../../../../app/federation-v2/client/Federation';
 import GenericModal from '../../../../../components/GenericModal';
 import { useEndpointActionExperimental } from '../../../../../hooks/useEndpointActionExperimental';
 import { roomCoordinator } from '../../../../../lib/rooms/roomCoordinator';
@@ -16,17 +17,21 @@ import { getRoomDirectives } from '../../../lib/getRoomDirectives';
 export const useRemoveUserAction = (user: Pick<IUser, '_id' | 'username'>, rid: IRoom['_id'], reload?: () => void): Action | undefined => {
 	const t = useTranslation();
 	const room = useUserRoom(rid);
+	const currentUser = useUser();
 	const { _id: uid } = user;
 
-	const userCanRemove = usePermission('remove-user', rid);
-	const setModal = useSetModal();
-	const closeModal = useMutableCallback(() => setModal(null));
-	const roomName = room?.t && escapeHTML(roomCoordinator.getRoomName(room.t, room));
-
 	if (!room) {
 		throw Error('Room not provided');
 	}
 
+	const hasPermissionToRemove = usePermission('remove-user', rid);
+	const userCanRemove = isRoomFederated(room)
+		? Federation.isEditableByTheUser(currentUser || undefined, room) && hasPermissionToRemove
+		: hasPermissionToRemove;
+	const setModal = useSetModal();
+	const closeModal = useMutableCallback(() => setModal(null));
+	const roomName = room?.t && escapeHTML(roomCoordinator.getRoomName(room.t, room));
+
 	const endpointPrefix = room.t === 'p' ? '/v1/groups' : '/v1/channels';
 	const { roomCanRemove } = getRoomDirectives(room);
 

apps/meteor/tests/unit/app/federation-v2/client/unit/Federation.spec.ts

@@ -29,4 +29,18 @@ describe('Federation[Client] - Federation', () => {
 			expect(Federation.actionAllowed({ t: 'd' } as any, RoomMemberActions.INVITE)).to.be.true;
 		});
 	});
+
+	describe('#isEditableByTheUser()', () => {
+		it('should return false if the user is null', () => {
+			expect(Federation.isEditableByTheUser(null, { u: { _id: 'id' } } as any)).to.be.false;
+		});
+
+		it('should return true if current user is the room owner', () => {
+			expect(Federation.isEditableByTheUser({ _id: 'id' } as any, { u: { _id: 'id' } } as any)).to.be.true;
+		});
+
+		it('should return false if current user is NOT the room owner', () => {
+			expect(Federation.isEditableByTheUser({ _id: 'differentId' } as any, { u: { _id: 'id' } } as any)).to.be.false;
+		});
+	});
 });