mirror of
https://github.com/element-hq/element-web.git
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171 lines
5.2 KiB
JavaScript
171 lines
5.2 KiB
JavaScript
"use strict";
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var q = require("q");
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/**
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* An interface class which login types should abide by.
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*/
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class Stage {
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constructor(type, matrixClient, signupInstance) {
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this.type = type;
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this.client = matrixClient;
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this.signupInstance = signupInstance;
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}
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complete() {
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// Return a promise which is:
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// RESOLVED => With an Object which has an 'auth' key which is the auth dict
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// to submit.
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// REJECTED => With an Error if there was a problem with this stage.
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// Has a "message" string and an "isFatal" flag.
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return q.reject("NOT IMPLEMENTED");
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}
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onReceiveData() {
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// NOP
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}
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}
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Stage.TYPE = "NOT IMPLEMENTED";
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/**
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* This stage requires no auth.
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*/
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class DummyStage extends Stage {
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constructor(matrixClient, signupInstance) {
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super(DummyStage.TYPE, matrixClient, signupInstance);
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}
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complete() {
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return q({
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auth: {
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type: DummyStage.TYPE
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}
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});
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}
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}
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DummyStage.TYPE = "m.login.dummy";
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/**
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* This stage uses Google's Recaptcha to do auth.
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*/
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class RecaptchaStage extends Stage {
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constructor(matrixClient, signupInstance) {
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super(RecaptchaStage.TYPE, matrixClient, signupInstance);
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this.authDict = {
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auth: {
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type: 'm.login.recaptcha',
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// we'll add in the response param if we get one from the local user.
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},
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poll_for_success: true,
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};
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}
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// called when the recaptcha has been completed.
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onReceiveData(data) {
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if (!data || !data.response) {
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return;
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}
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this.authDict.auth.response = data.response;
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}
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complete() {
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// we return the authDict with no response, telling Signup to keep polling
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// the server in case the captcha is filled in on another window (e.g. by
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// following a nextlink from an email signup). If the user completes the
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// captcha locally, then we return at the next poll.
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return q(this.authDict);
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}
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}
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RecaptchaStage.TYPE = "m.login.recaptcha";
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/**
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* This state uses the IS to verify email addresses.
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*/
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class EmailIdentityStage extends Stage {
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constructor(matrixClient, signupInstance) {
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super(EmailIdentityStage.TYPE, matrixClient, signupInstance);
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}
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_completeVerify() {
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// pull out the host of the IS URL by creating an anchor element
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var isLocation = document.createElement('a');
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isLocation.href = this.signupInstance.getIdentityServerUrl();
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var clientSecret = this.clientSecret || this.signupInstance.params.clientSecret;
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var sid = this.sid || this.signupInstance.params.idSid;
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return q({
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auth: {
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type: 'm.login.email.identity',
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threepid_creds: {
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sid: sid,
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client_secret: clientSecret,
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id_server: isLocation.host
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}
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}
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});
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}
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/**
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* Complete the email stage.
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*
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* This is called twice under different circumstances:
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* 1) When requesting an email token from the IS
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* 2) When validating query parameters received from the link in the email
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*/
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complete() {
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// TODO: The Registration class shouldn't really know this info.
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if (this.signupInstance.params.hasEmailInfo) {
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return this._completeVerify();
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}
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this.clientSecret = this.signupInstance.params.clientSecret;
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if (!this.clientSecret) {
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return q.reject(new Error("No client secret specified by Signup class!"));
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}
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var nextLink = this.signupInstance.params.registrationUrl +
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'?client_secret=' +
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encodeURIComponent(this.clientSecret) +
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"&hs_url=" +
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encodeURIComponent(this.signupInstance.getHomeserverUrl()) +
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"&is_url=" +
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encodeURIComponent(this.signupInstance.getIdentityServerUrl()) +
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"&session_id=" +
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encodeURIComponent(this.signupInstance.getServerData().session);
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var self = this;
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return this.client.requestRegisterEmailToken(
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this.signupInstance.email,
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this.clientSecret,
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1, // TODO: Multiple send attempts?
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nextLink
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).then(function(response) {
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self.sid = response.sid;
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return self._completeVerify();
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}).then(function(request) {
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request.poll_for_success = true;
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return request;
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}, function(error) {
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console.error(error);
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var e = {
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isFatal: true
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};
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if (error.errcode == 'M_THREEPID_IN_USE') {
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e.message = "This email address is already registered";
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} else {
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e.message = 'Unable to contact the given identity server';
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}
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throw e;
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});
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}
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}
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EmailIdentityStage.TYPE = "m.login.email.identity";
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module.exports = {
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[DummyStage.TYPE]: DummyStage,
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[RecaptchaStage.TYPE]: RecaptchaStage,
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[EmailIdentityStage.TYPE]: EmailIdentityStage
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};
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