Remove welcome bot welcome_user_id support

src/IConfigOptions.ts

@@ -136,8 +136,6 @@ export interface IConfigOptions {
         admin_message_md: string; // message for how to contact the server owner when reporting an event
     };
 
-    welcome_user_id?: string;
-
     room_directory?: {
         servers: string[];
     };

src/components/structures/MatrixChat.tsx

@@ -57,13 +57,12 @@ import "../../stores/LifecycleStore";
 import "../../stores/AutoRageshakeStore";
 import PageType from "../../PageTypes";
 import createRoom, { IOpts } from "../../createRoom";
-import { _t, _td, getCurrentLanguage } from "../../languageHandler";
+import { _t, _td } from "../../languageHandler";
 import SettingsStore from "../../settings/SettingsStore";
 import ThemeController from "../../settings/controllers/ThemeController";
 import { startAnyRegistrationFlow } from "../../Registration";
 import ResizeNotifier from "../../utils/ResizeNotifier";
 import AutoDiscoveryUtils from "../../utils/AutoDiscoveryUtils";
-import DMRoomMap from "../../utils/DMRoomMap";
 import ThemeWatcher from "../../settings/watchers/ThemeWatcher";
 import { FontWatcher } from "../../settings/watchers/FontWatcher";
 import { storeRoomAliasInCache } from "../../RoomAliasCache";
@@ -122,7 +121,6 @@ import { ViewHomePagePayload } from "../../dispatcher/payloads/ViewHomePagePaylo
 import { AfterLeaveRoomPayload } from "../../dispatcher/payloads/AfterLeaveRoomPayload";
 import { DoAfterSyncPreparedPayload } from "../../dispatcher/payloads/DoAfterSyncPreparedPayload";
 import { ViewStartChatOrReusePayload } from "../../dispatcher/payloads/ViewStartChatOrReusePayload";
-import { SnakedObject } from "../../utils/SnakedObject";
 import { leaveRoomBehaviour } from "../../utils/leave-behaviour";
 import { CallStore } from "../../stores/CallStore";
 import { IRoomStateEventsActionPayload } from "../../actions/MatrixActionCreators";
@@ -1138,30 +1136,13 @@ export default class MatrixChat extends React.PureComponent<IProps, IState> {
     }
 
     private chatCreateOrReuse(userId: string): void {
-        const snakedConfig = new SnakedObject(this.props.config);
         // Use a deferred action to reshow the dialog once the user has registered
         if (MatrixClientPeg.safeGet().isGuest()) {
-            // No point in making 2 DMs with welcome bot. This assumes view_set_mxid will
-            // result in a new DM with the welcome user.
-            if (userId !== snakedConfig.get("welcome_user_id")) {
-                dis.dispatch<DoAfterSyncPreparedPayload<ViewStartChatOrReusePayload>>({
-                    action: Action.DoAfterSyncPrepared,
-                    deferred_action: {
-                        action: Action.ViewStartChatOrReuse,
-                        user_id: userId,
-                    },
-                });
-            }
-            dis.dispatch({
-                action: "require_registration",
-                // If the set_mxid dialog is cancelled, view /welcome because if the
-                // browser was pointing at /user/@someone:domain?action=chat, the URL
-                // needs to be reset so that they can revisit /user/.. // (and trigger
-                // `_chatCreateOrReuse` again)
-                go_welcome_on_cancel: true,
-                screen_after: {
-                    screen: `user/${snakedConfig.get("welcome_user_id")}`,
-                    params: { action: "chat" },
+            dis.dispatch<DoAfterSyncPreparedPayload<ViewStartChatOrReusePayload>>({
+                action: Action.DoAfterSyncPrepared,
+                deferred_action: {
+                    action: Action.ViewStartChatOrReuse,
+                    user_id: userId,
                 },
             });
             return;
@@ -1290,57 +1271,6 @@ export default class MatrixChat extends React.PureComponent<IProps, IState> {
         }
     }
 
-    /**
-     * Starts a chat with the welcome user, if the user doesn't already have one
-     * @returns {string} The room ID of the new room, or null if no room was created
-     */
-    private async startWelcomeUserChat(): Promise<string | null> {
-        const snakedConfig = new SnakedObject(this.props.config);
-        const welcomeUserId = snakedConfig.get("welcome_user_id");
-        if (!welcomeUserId) return null;
-
-        // We can end up with multiple tabs post-registration where the user
-        // might then end up with a session and we don't want them all making
-        // a chat with the welcome user: try to de-dupe.
-        // We need to wait for the first sync to complete for this to
-        // work though.
-        let waitFor: Promise<void>;
-        if (!this.firstSyncComplete) {
-            waitFor = this.firstSyncPromise.promise;
-        } else {
-            waitFor = Promise.resolve();
-        }
-        await waitFor;
-
-        const welcomeUserRooms = DMRoomMap.shared().getDMRoomsForUserId(welcomeUserId);
-        if (welcomeUserRooms.length === 0) {
-            const roomId = await createRoom(MatrixClientPeg.safeGet(), {
-                dmUserId: snakedConfig.get("welcome_user_id"),
-                // Only view the welcome user if we're NOT looking at a room
-                andView: !this.state.currentRoomId,
-                spinner: false, // we're already showing one: we don't need another one
-            });
-            // This is a bit of a hack, but since the deduplication relies
-            // on m.direct being up to date, we need to force a sync
-            // of the database, otherwise if the user goes to the other
-            // tab before the next save happens (a few minutes), the
-            // saved sync will be restored from the db and this code will
-            // run without the update to m.direct, making another welcome
-            // user room (it doesn't wait for new data from the server, just
-            // the saved sync to be loaded).
-            const saveWelcomeUser = (ev: MatrixEvent): void => {
-                if (ev.getType() === EventType.Direct && ev.getContent()[welcomeUserId]) {
-                    MatrixClientPeg.safeGet().store.save(true);
-                    MatrixClientPeg.safeGet().removeListener(ClientEvent.AccountData, saveWelcomeUser);
-                }
-            };
-            MatrixClientPeg.safeGet().on(ClientEvent.AccountData, saveWelcomeUser);
-
-            return roomId;
-        }
-        return null;
-    }
-
     /**
      * Called when a new logged in session has started
      */
@@ -1390,15 +1320,7 @@ export default class MatrixChat extends React.PureComponent<IProps, IState> {
         } else if (MatrixClientPeg.currentUserIsJustRegistered()) {
             MatrixClientPeg.setJustRegisteredUserId(null);
 
-            const snakedConfig = new SnakedObject(this.props.config);
-            if (snakedConfig.get("welcome_user_id") && getCurrentLanguage().startsWith("en")) {
-                const welcomeUserRoom = await this.startWelcomeUserChat();
-                if (welcomeUserRoom === null) {
-                    // We didn't redirect to the welcome user room, so show
-                    // the homepage.
-                    dis.dispatch<ViewHomePagePayload>({ action: Action.ViewHomePage, justRegistered: true });
-                }
-            } else if (ThreepidInviteStore.instance.pickBestInvite()) {
+            if (ThreepidInviteStore.instance.pickBestInvite()) {
                 // The user has a 3pid invite pending - show them that
                 const threepidInvite = ThreepidInviteStore.instance.pickBestInvite();
 

src/components/views/dialogs/InviteDialog.tsx

@@ -27,7 +27,6 @@ import { _t, _td } from "../../../languageHandler";
 import { MatrixClientPeg } from "../../../MatrixClientPeg";
 import { makeRoomPermalink, makeUserPermalink } from "../../../utils/permalinks/Permalinks";
 import DMRoomMap from "../../../utils/DMRoomMap";
-import SdkConfig from "../../../SdkConfig";
 import * as Email from "../../../email";
 import { getDefaultIdentityServerUrl, setToDefaultIdentityServer } from "../../../utils/IdentityServerUtils";
 import { buildActivityScores, buildMemberScores, compareMembers } from "../../../utils/SortMembers";
@@ -369,9 +368,6 @@ export default class InviteDialog extends React.PureComponent<Props, IInviteDial
         this.profilesStore = SdkContextClass.instance.userProfilesStore;
 
         const excludedIds = new Set([MatrixClientPeg.safeGet().getUserId()!]);
-        const welcomeUserId = SdkConfig.get("welcome_user_id");
-        if (welcomeUserId) excludedIds.add(welcomeUserId);
-
         if (isRoomInvite(props)) {
             const room = MatrixClientPeg.safeGet().getRoom(props.roomId);
             const isFederated = room?.currentState.getStateEvents(EventType.RoomCreate, "")?.getContent()["m.federate"];

src/components/views/dialogs/UserSettingsDialog.tsx

@@ -189,7 +189,7 @@ export default class UserSettingsDialog extends React.Component<IProps, IState>
                 UserTab.Help,
                 _td("setting|help_about|title"),
                 "mx_UserSettingsDialog_helpIcon",
-                <HelpUserSettingsTab closeSettingsFn={() => this.props.onFinished()} />,
+                <HelpUserSettingsTab />,
                 "UserSettingsHelpAbout",
             ),
         );

src/components/views/settings/tabs/user/HelpUserSettingsTab.tsx

@@ -18,9 +18,8 @@ import React, { ReactNode } from "react";
 import { logger } from "matrix-js-sdk/src/logger";
 
 import AccessibleButton from "../../../elements/AccessibleButton";
-import { _t, getCurrentLanguage } from "../../../../../languageHandler";
+import { _t } from "../../../../../languageHandler";
 import SdkConfig from "../../../../../SdkConfig";
-import createRoom from "../../../../../createRoom";
 import Modal from "../../../../../Modal";
 import PlatformPeg from "../../../../../PlatformPeg";
 import UpdateCheckButton from "../../UpdateCheckButton";
@@ -32,9 +31,7 @@ import SettingsSubsection, { SettingsSubsectionText } from "../../shared/Setting
 import ExternalLink from "../../../elements/ExternalLink";
 import MatrixClientContext from "../../../../../contexts/MatrixClientContext";
 
-interface IProps {
-    closeSettingsFn: () => void;
-}
+interface IProps {}
 
 interface IState {
     appVersion: string | null;
@@ -96,14 +93,6 @@ export default class HelpUserSettingsTab extends React.Component<IProps, IState>
         Modal.createDialog(BugReportDialog, {});
     };
 
-    private onStartBotChat = (): void => {
-        this.props.closeSettingsFn();
-        createRoom(this.context, {
-            dmUserId: SdkConfig.get("welcome_user_id"),
-            andView: true,
-        });
-    };
-
     private renderLegal(): ReactNode {
         const tocLinks = SdkConfig.get().terms_and_conditions_links;
         if (!tocLinks) return null;
@@ -224,7 +213,7 @@ export default class HelpUserSettingsTab extends React.Component<IProps, IState>
     public render(): React.ReactNode {
         const brand = SdkConfig.get().brand;
 
-        let faqText = _t(
+        const faqText = _t(
             "setting|help_about|help_link",
             {
                 brand,
@@ -233,34 +222,6 @@ export default class HelpUserSettingsTab extends React.Component<IProps, IState>
                 a: (sub) => <ExternalLink href={SdkConfig.get("help_url")}>{sub}</ExternalLink>,
             },
         );
-        if (SdkConfig.get("welcome_user_id") && getCurrentLanguage().startsWith("en")) {
-            faqText = (
-                <div>
-                    {_t(
-                        "setting|help_about|help_link_chat_bot",
-                        {
-                            brand,
-                        },
-                        {
-                            a: (sub) => (
-                                <ExternalLink
-                                    href={SdkConfig.get("help_url")}
-                                    rel="noreferrer noopener"
-                                    target="_blank"
-                                >
-                                    {sub}
-                                </ExternalLink>
-                            ),
-                        },
-                    )}
-                    <div>
-                        <AccessibleButton onClick={this.onStartBotChat} kind="primary">
-                            {_t("setting|help_about|chat_bot", { brand })}
-                        </AccessibleButton>
-                    </div>
-                </div>
-            );
-        }
 
         let updateButton: JSX.Element | undefined;
         if (this.state.canUpdate) {

src/i18n/strings/en_EN.json

@@ -2397,11 +2397,9 @@
         "help_about": {
             "access_token_detail": "Your access token gives full access to your account. Do not share it with anyone.",
             "brand_version": "%(brand)s version:",
-            "chat_bot": "Chat with %(brand)s Bot",
             "clear_cache_reload": "Clear cache and reload",
             "crypto_version": "Crypto version:",
             "help_link": "For help with using %(brand)s, click <a>here</a>.",
-            "help_link_chat_bot": "For help with using %(brand)s, click <a>here</a> or start a chat with our bot using the button below.",
             "homeserver": "Homeserver is <code>%(homeserverUrl)s</code>",
             "identity_server": "Identity server is <code>%(identityServerUrl)s</code>",
             "title": "Help & About",

test/components/views/dialogs/InviteDialog-test.tsx

@@ -479,7 +479,6 @@ describe("InviteDialog", () => {
     });
 
     it("should not suggest users from other server when room has m.federate=false", async () => {
-        SdkConfig.add({ welcome_user_id: "@bot:example.org" });
         room.currentState.setStateEvents([mkRoomCreateEvent(bobId, roomId, { "m.federate": false })]);
 
         render(