Remove room key history sharing (#12618)

* Remove room key history sharing

* remove string from i18n

src/RoomInvite.tsx

@@ -40,7 +40,6 @@ export interface IInviteResult {
  *
  * @param {string} roomId The ID of the room to invite to
  * @param {string[]} addresses Array of strings of addresses to invite. May be matrix IDs or 3pids.
- * @param {boolean} sendSharedHistoryKeys whether to share e2ee keys with the invitees if applicable.
  * @param {function} progressCallback optional callback, fired after each invite.
  * @returns {Promise} Promise
  */
@@ -48,13 +47,10 @@ export function inviteMultipleToRoom(
     client: MatrixClient,
     roomId: string,
     addresses: string[],
-    sendSharedHistoryKeys = false,
     progressCallback?: () => void,
 ): Promise<IInviteResult> {
     const inviter = new MultiInviter(client, roomId, progressCallback);
-    return inviter
+    return inviter.invite(addresses, undefined).then((states) => Promise.resolve({ states, inviter }));
-        .invite(addresses, undefined, sendSharedHistoryKeys)
-        .then((states) => Promise.resolve({ states, inviter }));
 }
 
 export function showStartChatInviteDialog(initialText = ""): void {
@@ -105,10 +101,9 @@ export function inviteUsersToRoom(
     client: MatrixClient,
     roomId: string,
     userIds: string[],
-    sendSharedHistoryKeys = false,
     progressCallback?: () => void,
 ): Promise<void> {
-    return inviteMultipleToRoom(client, roomId, userIds, sendSharedHistoryKeys, progressCallback)
+    return inviteMultipleToRoom(client, roomId, userIds, progressCallback)
         .then((result) => {
             const room = client.getRoom(roomId)!;
             showAnyInviteErrors(result.states, room, result.inviter);

src/SlashCommands.tsx

@@ -420,7 +420,7 @@ export const Commands = [
                     return success(
                         prom
                             .then(() => {
-                                return inviter.invite([address], reason, true);
+                                return inviter.invite([address], reason);
                             })
                             .then(() => {
                                 if (inviter.getCompletionState(address) !== "invited") {

src/components/views/dialogs/InviteDialog.tsx

@@ -22,7 +22,6 @@ import { MatrixCall } from "matrix-js-sdk/src/webrtc/call";
 import { logger } from "matrix-js-sdk/src/logger";
 import { uniqBy } from "lodash";
 
-import { Icon as InfoIcon } from "../../../../res/img/element-icons/info.svg";
 import { Icon as EmailPillAvatarIcon } from "../../../../res/img/icon-email-pill-avatar.svg";
 import { _t, _td } from "../../../languageHandler";
 import { MatrixClientPeg } from "../../../MatrixClientPeg";
@@ -624,7 +623,7 @@ export default class InviteDialog extends React.PureComponent<Props, IInviteDial
         }
 
         try {
-            const result = await inviteMultipleToRoom(cli, this.props.roomId, targetIds, true);
+            const result = await inviteMultipleToRoom(cli, this.props.roomId, targetIds);
             if (!this.shouldAbortAfterInviteError(result, room)) {
                 // handles setting error message too
                 this.props.onFinished(true);
@@ -1279,7 +1278,6 @@ export default class InviteDialog extends React.PureComponent<Props, IInviteDial
         let consultConnectSection;
         let extraSection;
         let footer;
-        let keySharingWarning = <span />;
 
         const identityServersEnabled = SettingsStore.getValue(UIFeature.IdentityServer);
 
@@ -1391,21 +1389,6 @@ export default class InviteDialog extends React.PureComponent<Props, IInviteDial
 
             buttonText = _t("action|invite");
             goButtonFn = this.inviteUsers;
-
-            if (cli.isRoomEncrypted(this.props.roomId)) {
-                const room = cli.getRoom(this.props.roomId)!;
-                const visibilityEvent = room.currentState.getStateEvents("m.room.history_visibility", "");
-                const visibility =
-                    visibilityEvent && visibilityEvent.getContent() && visibilityEvent.getContent().history_visibility;
-                if (visibility === "world_readable" || visibility === "shared") {
-                    keySharingWarning = (
-                        <p className="mx_InviteDialog_helpText">
-                            <InfoIcon height={14} width={14} />
-                            {" " + _t("invite|key_share_warning")}
-                        </p>
-                    );
-                }
-            }
         } else if (this.props.kind === InviteKind.CallTransfer) {
             title = _t("action|transfer");
 
@@ -1471,7 +1454,6 @@ export default class InviteDialog extends React.PureComponent<Props, IInviteDial
                         {spinner}
                     </div>
                 </div>
-                {keySharingWarning}
                 {this.renderIdentityServerWarning()}
                 <div className="error">{this.state.errorText}</div>
                 {onlyOneThreepidNote}

src/i18n/strings/en_EN.json

@@ -1294,7 +1294,6 @@
         "failed_generic": "Operation failed",
         "failed_title": "Failed to invite",
         "invalid_address": "Unrecognised address",
-        "key_share_warning": "Invited people will be able to read old messages.",
         "name_email_mxid_share_room": "Invite someone using their name, email address, username (like <userId/>) or <a>share this room</a>.",
         "name_email_mxid_share_space": "Invite someone using their name, email address, username (like <userId/>) or <a>share this space</a>.",
         "name_mxid_share_room": "Invite someone using their name, username (like <userId/>) or <a>share this room</a>.",

src/utils/MultiInviter.ts

@@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
 limitations under the License.
 */
 
-import { MatrixError, MatrixClient, EventType, HistoryVisibility } from "matrix-js-sdk/src/matrix";
+import { MatrixError, MatrixClient, EventType } from "matrix-js-sdk/src/matrix";
 import { KnownMembership } from "matrix-js-sdk/src/types";
 import { defer, IDeferred } from "matrix-js-sdk/src/utils";
 import { logger } from "matrix-js-sdk/src/logger";
@@ -83,10 +83,9 @@ export default class MultiInviter {
      *
      * @param {array} addresses Array of addresses to invite
      * @param {string} reason Reason for inviting (optional)
-     * @param {boolean} sendSharedHistoryKeys whether to share e2ee keys with the invitees if applicable.
      * @returns {Promise} Resolved when all invitations in the queue are complete
      */
-    public invite(addresses: string[], reason?: string, sendSharedHistoryKeys = false): Promise<CompletionStates> {
+    public invite(addresses: string[], reason?: string): Promise<CompletionStates> {
         if (this.addresses.length > 0) {
             throw new Error("Already inviting/invited");
         }
@@ -105,33 +104,9 @@ export default class MultiInviter {
         this.deferred = defer<CompletionStates>();
         this.inviteMore(0);
 
-        if (!sendSharedHistoryKeys || !this.roomId || !this.matrixClient.isRoomEncrypted(this.roomId)) {
         return this.deferred.promise;
     }
 
-        const room = this.matrixClient.getRoom(this.roomId);
-        const visibilityEvent = room?.currentState.getStateEvents(EventType.RoomHistoryVisibility, "");
-        const visibility = visibilityEvent?.getContent().history_visibility;
-
-        if (visibility !== HistoryVisibility.WorldReadable && visibility !== HistoryVisibility.Shared) {
-            return this.deferred.promise;
-        }
-
-        return this.deferred.promise.then(async (states): Promise<CompletionStates> => {
-            const invitedUsers: string[] = [];
-            for (const [addr, state] of Object.entries(states)) {
-                if (state === InviteState.Invited && getAddressType(addr) === AddressType.MatrixUserId) {
-                    invitedUsers.push(addr);
-                }
-            }
-
-            logger.log("Sharing history with", invitedUsers);
-            this.matrixClient.sendSharedHistoryKeys(this.roomId, invitedUsers); // do this in the background
-
-            return states;
-        });
-    }
-
     /**
      * Stops inviting. Causes promises returned by invite() to be rejected.
      */

src/utils/RoomUpgrade.ts

@@ -120,7 +120,7 @@ export async function upgradeRoom(
 
     if (toInvite.length > 0) {
         // Errors are handled internally to this function
-        await inviteUsersToRoom(cli, newRoomId, toInvite, false, () => {
+        await inviteUsersToRoom(cli, newRoomId, toInvite, () => {
             progress.inviteUsersProgress!++;
             progressCallback?.(progress);
         });