109 lines
4.5 KiB
TypeScript
109 lines
4.5 KiB
TypeScript
/*
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Copyright 2015, 2016 OpenMarket Ltd
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Copyright 2019 The Matrix.org Foundation C.I.C.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import { createClient, IRequestTokenResponse, MatrixClient } from 'matrix-js-sdk/src/matrix';
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import { _t } from './languageHandler';
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/**
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* Allows a user to reset their password on a homeserver.
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*
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* This involves getting an email token from the identity server to "prove" that
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* the client owns the given email address, which is then passed to the password
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* API on the homeserver in question with the new password.
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*/
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export default class PasswordReset {
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private client: MatrixClient;
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private clientSecret: string;
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private identityServerDomain: string;
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private password: string;
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private sessionId: string;
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/**
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* Configure the endpoints for password resetting.
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* @param {string} homeserverUrl The URL to the HS which has the account to reset.
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* @param {string} identityUrl The URL to the IS which has linked the email -> mxid mapping.
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*/
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constructor(homeserverUrl: string, identityUrl: string) {
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this.client = createClient({
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baseUrl: homeserverUrl,
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idBaseUrl: identityUrl,
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});
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this.clientSecret = this.client.generateClientSecret();
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this.identityServerDomain = identityUrl ? identityUrl.split("://")[1] : null;
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}
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/**
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* Attempt to reset the user's password. This will trigger a side-effect of
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* sending an email to the provided email address.
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* @param {string} emailAddress The email address
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* @param {string} newPassword The new password for the account.
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* @return {Promise} Resolves when the email has been sent. Then call checkEmailLinkClicked().
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*/
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public resetPassword(emailAddress: string, newPassword: string): Promise<IRequestTokenResponse> {
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this.password = newPassword;
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return this.client.requestPasswordEmailToken(emailAddress, this.clientSecret, 1).then((res) => {
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this.sessionId = res.sid;
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return res;
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}, function(err) {
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if (err.errcode === 'M_THREEPID_NOT_FOUND') {
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err.message = _t('This email address was not found');
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} else if (err.httpStatus) {
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err.message = err.message + ` (Status ${err.httpStatus})`;
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}
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throw err;
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});
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}
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/**
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* Checks if the email link has been clicked by attempting to change the password
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* for the mxid linked to the email.
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* @return {Promise} Resolves if the password was reset. Rejects with an object
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* with a "message" property which contains a human-readable message detailing why
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* the reset failed, e.g. "There is no mapped matrix user ID for the given email address".
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*/
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public async checkEmailLinkClicked(): Promise<void> {
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const creds = {
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sid: this.sessionId,
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client_secret: this.clientSecret,
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};
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try {
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await this.client.setPassword({
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// Note: Though this sounds like a login type for identity servers only, it
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// has a dual purpose of being used for homeservers too.
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type: "m.login.email.identity",
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// TODO: Remove `threepid_creds` once servers support proper UIA
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// See https://github.com/matrix-org/synapse/issues/5665
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// See https://github.com/matrix-org/matrix-doc/issues/2220
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threepid_creds: creds,
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threepidCreds: creds,
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}, this.password);
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} catch (err) {
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if (err.httpStatus === 401) {
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err.message = _t('Failed to verify email address: make sure you clicked the link in the email');
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} else if (err.httpStatus === 404) {
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err.message =
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_t('Your email address does not appear to be associated with a Matrix ID on this Homeserver.');
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} else if (err.httpStatus) {
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err.message += ` (Status ${err.httpStatus})`;
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}
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throw err;
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}
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}
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}
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