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Code Issues Releases Wiki Activity

Factor out shield display rules into one file

pull/21833/head
Zoe 2020-03-27 13:45:21 +00:00
parent 0f2e2ea069
commit 5d7adef0a2
3 changed files with 50 additions and 70 deletions
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39
src/components/structures/RoomView.js
View File

@ -56,6 +56,7 @@ import RightPanelStore from "../../stores/RightPanelStore";
import {haveTileForEvent} from "../views/rooms/EventTile";
import RoomContext from "../../contexts/RoomContext";
import MatrixClientContext from "../../contexts/MatrixClientContext";
import { shieldStatusForMembership } from '../../utils/ShieldUtils';
const DEBUG = false;
let debuglog = function() {};
@ -818,45 +819,9 @@ export default createReactClass({
return;
}
// Duplication between here and _updateE2eStatus in RoomTile
/* At this point, the user has encryption on and cross-signing on */
const e2eMembers = await room.getEncryptionTargetMembers();
const verified = [];
const unverified = [];
e2eMembers.map(({userId}) => userId)
.filter((userId) => userId !== this.context.getUserId())
.forEach((userId) => {
(this.context.checkUserTrust(userId).isCrossSigningVerified() ?
verified : unverified).push(userId);
});
debuglog("e2e verified", verified, "unverified", unverified);
/* Check all verified user devices. */
/* Don't alarm if no other users are verified */
const isDM = !!DMRoomMap.shared().getUserIdForRoomId(this.props.room.roomId);
const includeUser = (verified.length > 0) && // Don't alarm for self in rooms where nobody else is verified
!isDM && // Don't alarm for self in DMs with other users
(e2eMembers.length != 2) || // Don't alarm for self in 1:1 chats with other users
(e2eMembers.length == 1); // Do alarm for self if we're alone in a room
const targets = includeUser ? [...verified, this.context.getUserId()] : verified;
for (const userId of targets) {
const devices = await this.context.getStoredDevicesForUser(userId);
const anyDeviceNotVerified = devices.some(({deviceId}) => {
return !this.context.checkDeviceTrust(userId, deviceId).isVerified();
});
if (anyDeviceNotVerified) {
this.setState({
e2eStatus: "warning",
});
debuglog("e2e status set to warning as not all users trust all of their sessions." +
" Aborted on user", userId);
return;
}
}
this.setState({
e2eStatus: unverified.length === 0 ? "verified" : "normal",
e2eStatus: await shieldStatusForMembership(this.context, room),
});
},

36
src/components/views/rooms/RoomTile.js
View File

@ -37,6 +37,7 @@ import E2EIcon from './E2EIcon';
import InviteOnlyIcon from './InviteOnlyIcon';
// eslint-disable-next-line camelcase
import rate_limited_func from '../../../ratelimitedfunc';
import { shieldStatusForMembership } from '../../../utils/ShieldUtils';
export default createReactClass({
displayName: 'RoomTile',
@ -154,40 +155,9 @@ export default createReactClass({
return;
}
// Duplication between here and _updateE2eStatus in RoomView
const e2eMembers = await this.props.room.getEncryptionTargetMembers();
const verified = [];
const unverified = [];
e2eMembers.map(({userId}) => userId)
.filter((userId) => userId !== cli.getUserId())
.forEach((userId) => {
(cli.checkUserTrust(userId).isCrossSigningVerified() ?
verified : unverified).push(userId);
});
/* Check all verified user devices. */
/* Don't alarm if no other users are verified */
const isDM = DMRoomMap.shared().getUserIdForRoomId(this.props.room.roomId);
const includeUser = (verified.length > 0) && // Don't alarm for self in rooms where nobody else is verified
!isDM && // Don't alarm for self in DMs with other users
(e2eMembers.length != 2) || // Don't alarm for self in 1:1 chats with other users
(e2eMembers.length == 1); // Do alarm for self if we're alone in a room
const targets = includeUser ? [...verified, cli.getUserId()] : verified;
for (const userId of targets) {
const devices = await cli.getStoredDevicesForUser(userId);
const allDevicesVerified = devices.every(({deviceId}) => {
return cli.checkDeviceTrust(userId, deviceId).isVerified();
});
if (!allDevicesVerified) {
this.setState({
e2eStatus: "warning",
});
return;
}
}
/* At this point, the user has encryption on and cross-signing on */
this.setState({
e2eStatus: unverified.length === 0 ? "verified" : "normal",
e2eStatus: await shieldStatusForMembership(cli, this.props.room),
});
},

45
src/utils/ShieldUtils.ts Normal file
View File

@ -0,0 +1,45 @@
import DMRoomMap from './DMRoomMap';
/* For now, a cut-down type spec for the client */
interface Client {
getUserId: () => string;
checkUserTrust: (userId: string) => {
isCrossSigningVerified: () => boolean
};
getStoredDevicesForUser: (userId: string) => Promise<[{ deviceId: string }]>;
checkDeviceTrust: (userId: string, deviceId: string) => {
isVerified: () => boolean
}
}
export async function shieldStatusForMembership(client: Client, room) {
const members = (await room.getEncryptionTargetMembers()).map(({userId}) => userId);
const inDMMap = !!DMRoomMap.shared().getUserIdForRoomId(room.roomId);
const verified = [];
const unverified = [];
members.filter((userId) => userId !== client.getUserId())
.forEach((userId) => {
(client.checkUserTrust(userId).isCrossSigningVerified() ?
verified : unverified).push(userId);
});
/* Check all verified user devices. */
/* Don't alarm if no other users are verified */
const includeUser = (verified.length > 0) && // Don't alarm for self in rooms where nobody else is verified
!inDMMap && // Don't alarm for self in DMs with other users
(members.length != 2) || // Don't alarm for self in 1:1 chats with other users
(members.length == 1); // Do alarm for self if we're alone in a room
const targets = includeUser ? [...verified, client.getUserId()] : verified;
for (const userId of targets) {
const devices = await client.getStoredDevicesForUser(userId);
const anyDeviceNotVerified = devices.some(({deviceId}) => {
return !client.checkDeviceTrust(userId, deviceId).isVerified();
});
if (anyDeviceNotVerified) {
return "warning";
}
}
return unverified.length === 0 ? "verified" : "normal";
}