690 lines
29 KiB
JavaScript
690 lines
29 KiB
JavaScript
// Converse.js (A browser based XMPP chat client)
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// https://conversejs.org
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//
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// Copyright (c) 2012-2017, Jan-Carel Brand <jc@opkode.com>
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// Licensed under the Mozilla Public License (MPLv2)
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//
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/*global define */
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/* This is a Converse.js plugin which add support for in-band registration
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* as specified in XEP-0077.
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*/
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import "converse-controlbox";
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import converse from "@converse/headless/converse-core";
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import tpl_form_input from "templates/form_input.html";
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import tpl_form_username from "templates/form_username.html";
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import tpl_register_link from "templates/register_link.html";
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import tpl_register_panel from "templates/register_panel.html";
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import tpl_registration_form from "templates/registration_form.html";
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import tpl_registration_request from "templates/registration_request.html";
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import tpl_spinner from "templates/spinner.html";
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import utils from "@converse/headless/utils/form";
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// Strophe methods for building stanzas
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const { Strophe, Backbone, sizzle, $iq, _ } = converse.env;
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// Add Strophe Namespaces
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Strophe.addNamespace('REGISTER', 'jabber:iq:register');
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// Add Strophe Statuses
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let i = 0;
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_.each(_.keys(Strophe.Status), function (key) {
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i = Math.max(i, Strophe.Status[key]);
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});
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Strophe.Status.REGIFAIL = i + 1;
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Strophe.Status.REGISTERED = i + 2;
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Strophe.Status.CONFLICT = i + 3;
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Strophe.Status.NOTACCEPTABLE = i + 5;
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converse.plugins.add('converse-register', {
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'overrides': {
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// Overrides mentioned here will be picked up by converse.js's
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// plugin architecture they will replace existing methods on the
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// relevant objects or classes.
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//
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// New functions which don't exist yet can also be added.
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LoginPanel: {
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insertRegisterLink () {
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const { _converse } = this.__super__;
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if (_.isUndefined(this.registerlinkview)) {
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this.registerlinkview = new _converse.RegisterLinkView({'model': this.model});
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this.registerlinkview.render();
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this.el.querySelector('.buttons').insertAdjacentElement('afterend', this.registerlinkview.el);
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}
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this.registerlinkview.render();
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},
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render (cfg) {
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const { _converse } = this.__super__;
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this.__super__.render.apply(this, arguments);
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if (_converse.allow_registration && !_converse.auto_login) {
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this.insertRegisterLink();
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}
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return this;
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}
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},
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ControlBoxView: {
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initialize () {
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this.__super__.initialize.apply(this, arguments);
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this.model.on('change:active-form', this.showLoginOrRegisterForm.bind(this))
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},
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showLoginOrRegisterForm () {
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const { _converse } = this.__super__;
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if (_.isNil(this.registerpanel)) {
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return;
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}
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if (this.model.get('active-form') == "register") {
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this.loginpanel.el.classList.add('hidden');
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this.registerpanel.el.classList.remove('hidden');
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} else {
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this.loginpanel.el.classList.remove('hidden');
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this.registerpanel.el.classList.add('hidden');
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}
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},
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renderRegistrationPanel () {
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const { _converse } = this.__super__;
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if (_converse.allow_registration) {
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this.registerpanel = new _converse.RegisterPanel({
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'model': this.model
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});
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this.registerpanel.render();
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this.registerpanel.el.classList.add('hidden');
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this.el.querySelector('#converse-login-panel').insertAdjacentElement(
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'afterend',
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this.registerpanel.el
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);
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this.showLoginOrRegisterForm();
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}
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return this;
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},
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renderLoginPanel () {
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/* Also render a registration panel, when rendering the
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* login panel.
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*/
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this.__super__.renderLoginPanel.apply(this, arguments);
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this.renderRegistrationPanel();
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return this;
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}
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}
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},
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initialize () {
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/* The initialize function gets called as soon as the plugin is
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* loaded by converse.js's plugin machinery.
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*/
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const { _converse } = this,
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{ __ } = _converse;
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_converse.CONNECTION_STATUS[Strophe.Status.REGIFAIL] = 'REGIFAIL';
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_converse.CONNECTION_STATUS[Strophe.Status.REGISTERED] = 'REGISTERED';
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_converse.CONNECTION_STATUS[Strophe.Status.CONFLICT] = 'CONFLICT';
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_converse.CONNECTION_STATUS[Strophe.Status.NOTACCEPTABLE] = 'NOTACCEPTABLE';
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_converse.api.settings.update({
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'allow_registration': true,
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'domain_placeholder': __(" e.g. conversejs.org"), // Placeholder text shown in the domain input on the registration form
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'providers_link': 'https://compliance.conversations.im/', // Link to XMPP providers shown on registration page
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'registration_domain': ''
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});
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function setActiveForm (value) {
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_converse.api.waitUntil('controlboxInitialized').then(() => {
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const controlbox = _converse.chatboxes.get('controlbox')
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controlbox.set({'active-form': value});
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}).catch(_.partial(_converse.log, _, Strophe.LogLevel.FATAL));
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}
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_converse.router.route('converse/login', _.partial(setActiveForm, 'login'));
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_converse.router.route('converse/register', _.partial(setActiveForm, 'register'));
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_converse.RegisterLinkView = Backbone.VDOMView.extend({
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toHTML () {
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return tpl_register_link(
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_.extend(this.model.toJSON(), {
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'__': _converse.__,
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'_converse': _converse,
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'connection_status': _converse.connfeedback.get('connection_status'),
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}));
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}
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});
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_converse.RegisterPanel = Backbone.NativeView.extend({
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tagName: 'div',
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id: "converse-register-panel",
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className: 'controlbox-pane fade-in',
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events: {
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'submit form#converse-register': 'onFormSubmission',
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'click .button-cancel': 'renderProviderChoiceForm',
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},
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initialize (cfg) {
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this.reset();
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this.registerHooks();
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},
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render () {
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this.model.set('registration_form_rendered', false);
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this.el.innerHTML = tpl_register_panel({
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'__': __,
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'default_domain': _converse.registration_domain,
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'label_register': __('Fetch registration form'),
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'help_providers': __('Tip: A list of public XMPP providers is available'),
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'help_providers_link': __('here'),
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'href_providers': _converse.providers_link,
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'domain_placeholder': _converse.domain_placeholder
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});
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if (_converse.registration_domain) {
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this.fetchRegistrationForm(_converse.registration_domain);
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}
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return this;
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},
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registerHooks () {
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/* Hook into Strophe's _connect_cb, so that we can send an IQ
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* requesting the registration fields.
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*/
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const conn = _converse.connection;
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const connect_cb = conn._connect_cb.bind(conn);
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conn._connect_cb = (req, callback, raw) => {
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if (!this._registering) {
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connect_cb(req, callback, raw);
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} else {
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if (this.getRegistrationFields(req, callback, raw)) {
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this._registering = false;
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}
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}
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};
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},
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getRegistrationFields (req, _callback, raw) {
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/* Send an IQ stanza to the XMPP server asking for the
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* registration fields.
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* Parameters:
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* (Strophe.Request) req - The current request
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* (Function) callback
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*/
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const conn = _converse.connection;
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conn.connected = true;
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const body = conn._proto._reqToData(req);
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if (!body) { return; }
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if (conn._proto._connect_cb(body) === Strophe.Status.CONNFAIL) {
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this.showValidationError(
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__("Sorry, we're unable to connect to your chosen provider.")
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);
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return false;
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}
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const register = body.getElementsByTagName("register");
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const mechanisms = body.getElementsByTagName("mechanism");
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if (register.length === 0 && mechanisms.length === 0) {
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conn._proto._no_auth_received(_callback);
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return false;
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}
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if (register.length === 0) {
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conn._changeConnectStatus(Strophe.Status.REGIFAIL);
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this.showValidationError(
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__("Sorry, the given provider does not support in "+
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"band account registration. Please try with a "+
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"different provider."))
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return true;
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}
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// Send an IQ stanza to get all required data fields
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conn._addSysHandler(this.onRegistrationFields.bind(this), null, "iq", null, null);
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const stanza = $iq({type: "get"}).c("query", {xmlns: Strophe.NS.REGISTER}).tree();
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stanza.setAttribute("id", conn.getUniqueId("sendIQ"));
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conn.send(stanza);
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conn.connected = false;
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return true;
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},
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onRegistrationFields (stanza) {
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/* Handler for Registration Fields Request.
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*
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* Parameters:
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* (XMLElement) elem - The query stanza.
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*/
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if (stanza.getAttribute("type") === "error") {
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_converse.connection._changeConnectStatus(
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Strophe.Status.REGIFAIL,
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__('Something went wrong while establishing a connection with "%1$s". '+
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'Are you sure it exists?', this.domain)
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);
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return false;
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}
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if (stanza.getElementsByTagName("query").length !== 1) {
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_converse.connection._changeConnectStatus(
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Strophe.Status.REGIFAIL,
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"unknown"
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);
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return false;
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}
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this.setFields(stanza);
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if (!this.model.get('registration_form_rendered')) {
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this.renderRegistrationForm(stanza);
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}
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return false;
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},
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reset (settings) {
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const defaults = {
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fields: {},
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urls: [],
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title: "",
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instructions: "",
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registered: false,
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_registering: false,
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domain: null,
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form_type: null
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};
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_.extend(this, defaults);
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if (settings) {
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_.extend(this, _.pick(settings, _.keys(defaults)));
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}
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},
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onFormSubmission (ev) {
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/* Event handler when the #converse-register form is
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* submitted.
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*
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* Depending on the available input fields, we delegate to
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* other methods.
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*/
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if (ev && ev.preventDefault) { ev.preventDefault(); }
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if (_.isNull(ev.target.querySelector('input[name=domain]'))) {
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this.submitRegistrationForm(ev.target);
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} else {
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this.onProviderChosen(ev.target);
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}
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},
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onProviderChosen (form) {
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/* Callback method that gets called when the user has chosen an
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* XMPP provider.
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*
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* Parameters:
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* (HTMLElement) form - The form that was submitted
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*/
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const domain_input = form.querySelector('input[name=domain]'),
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domain = _.get(domain_input, 'value');
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if (!domain) {
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// TODO: add validation message
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domain_input.classList.add('error');
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return;
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}
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form.querySelector('input[type=submit]').classList.add('hidden');
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this.fetchRegistrationForm(domain.trim());
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},
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fetchRegistrationForm (domain_name) {
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/* This is called with a domain name based on which, it fetches a
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* registration form from the requested domain.
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*
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* Parameters:
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* (String) domain_name - XMPP server domain
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*/
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if (!this.model.get('registration_form_rendered')) {
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this.renderRegistrationRequest();
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}
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this.reset({
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'domain': Strophe.getDomainFromJid(domain_name),
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'_registering': true
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});
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_converse.connection.connect(this.domain, "", this.onConnectStatusChanged.bind(this));
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return false;
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},
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renderRegistrationRequest () {
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/* Clear the form and inform the user that the registration
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* form is being fetched.
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*/
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this.clearRegistrationForm().insertAdjacentHTML(
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'beforeend',
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tpl_registration_request({
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'__': _converse.__,
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'cancel': _converse.registration_domain,
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})
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);
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},
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giveFeedback (message, klass) {
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let feedback = this.el.querySelector('.reg-feedback');
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if (!_.isNull(feedback)) {
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feedback.parentNode.removeChild(feedback);
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}
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const form = this.el.querySelector('form');
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form.insertAdjacentHTML('afterbegin', '<span class="reg-feedback"></span>');
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feedback = form.querySelector('.reg-feedback');
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feedback.textContent = message;
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if (klass) {
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feedback.classList.add(klass);
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}
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},
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clearRegistrationForm () {
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const form = this.el.querySelector('form');
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form.innerHTML = '';
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this.model.set('registration_form_rendered', false);
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return form;
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},
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showSpinner () {
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const form = this.el.querySelector('form');
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form.innerHTML = tpl_spinner();
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this.model.set('registration_form_rendered', false);
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return this;
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},
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onConnectStatusChanged(status_code) {
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/* Callback function called by Strophe whenever the
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* connection status changes.
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*
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* Passed to Strophe specifically during a registration
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* attempt.
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*
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* Parameters:
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* (Integer) status_code - The Stroph.Status status code
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*/
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_converse.log('converse-register: onConnectStatusChanged');
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if (_.includes([
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Strophe.Status.DISCONNECTED,
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Strophe.Status.CONNFAIL,
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Strophe.Status.REGIFAIL,
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Strophe.Status.NOTACCEPTABLE,
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Strophe.Status.CONFLICT
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], status_code)) {
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_converse.log(
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`Problem during registration: Strophe.Status is ${_converse.CONNECTION_STATUS[status_code]}`,
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Strophe.LogLevel.ERROR
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);
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this.abortRegistration();
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} else if (status_code === Strophe.Status.REGISTERED) {
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_converse.log("Registered successfully.");
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_converse.connection.reset();
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this.showSpinner();
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if (_.includes(["converse/login", "converse/register"], Backbone.history.getFragment())) {
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_converse.router.navigate('', {'replace': true});
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}
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if (this.fields.password && this.fields.username) {
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// automatically log the user in
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_converse.connection.connect(
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this.fields.username.toLowerCase()+'@'+this.domain.toLowerCase(),
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this.fields.password,
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_converse.onConnectStatusChanged
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);
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this.giveFeedback(__('Now logging you in'), 'info');
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} else {
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_converse.chatboxviews.get('controlbox').renderLoginPanel();
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_converse.giveFeedback(__('Registered successfully'));
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}
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this.reset();
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}
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},
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renderLegacyRegistrationForm (form) {
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_.each(_.keys(this.fields), (key) => {
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if (key === "username") {
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form.insertAdjacentHTML(
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'beforeend',
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tpl_form_username({
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'domain': ` @${this.domain}`,
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'name': key,
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'type': "text",
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'label': key,
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'value': '',
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'required': true
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})
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);
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} else {
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form.insertAdjacentHTML(
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'beforeend',
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tpl_form_input({
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'label': key,
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'name': key,
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'placeholder': key,
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'required': true,
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'type': (key === 'password' || key === 'email') ? key : "text",
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'value': ''
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})
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);
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}
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});
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// Show urls
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_.each(this.urls, (url) => {
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form.insertAdjacentHTML(
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'afterend',
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'<a target="blank" rel="noopener" href="'+url+'">'+url+'</a>'
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);
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});
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},
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renderRegistrationForm (stanza) {
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/* Renders the registration form based on the XForm fields
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* received from the XMPP server.
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*
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* Parameters:
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* (XMLElement) stanza - The IQ stanza received from the XMPP server.
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*/
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const form = this.el.querySelector('form');
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form.innerHTML = tpl_registration_form({
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'__': _converse.__,
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'domain': this.domain,
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'title': this.title,
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'instructions': this.instructions,
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'registration_domain': _converse.registration_domain
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});
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const buttons = form.querySelector('fieldset.buttons');
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if (this.form_type === 'xform') {
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_.each(stanza.querySelectorAll('field'), (field) => {
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buttons.insertAdjacentHTML(
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'beforebegin',
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utils.xForm2webForm(field, stanza, this.domain)
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);
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});
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} else {
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this.renderLegacyRegistrationForm(form);
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}
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if (!this.fields) {
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form.querySelector('.button-primary').classList.add('hidden');
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}
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form.classList.remove('hidden');
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this.model.set('registration_form_rendered', true);
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},
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showValidationError (message) {
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const form = this.el.querySelector('form');
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let flash = form.querySelector('.form-errors');
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if (_.isNull(flash)) {
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flash = '<div class="form-errors hidden"></div>';
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const instructions = form.querySelector('p.instructions');
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if (_.isNull(instructions)) {
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form.insertAdjacentHTML('afterbegin', flash);
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} else {
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instructions.insertAdjacentHTML('afterend', flash);
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}
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flash = form.querySelector('.form-errors');
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} else {
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flash.innerHTML = '';
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}
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flash.insertAdjacentHTML(
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'beforeend',
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'<p class="form-help error">'+message+'</p>'
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);
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flash.classList.remove('hidden');
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},
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reportErrors (stanza) {
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/* Report back to the user any error messages received from the
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|
* XMPP server after attempted registration.
|
|
*
|
|
* Parameters:
|
|
* (XMLElement) stanza - The IQ stanza received from the
|
|
* XMPP server.
|
|
*/
|
|
const errors = stanza.querySelectorAll('error');
|
|
_.each(errors, (error) => {
|
|
this.showValidationError(error.textContent);
|
|
});
|
|
if (!errors.length) {
|
|
const message = __('The provider rejected your registration attempt. '+
|
|
'Please check the values you entered for correctness.');
|
|
this.showValidationError(message);
|
|
}
|
|
},
|
|
|
|
renderProviderChoiceForm (ev) {
|
|
if (ev && ev.preventDefault) { ev.preventDefault(); }
|
|
_converse.connection._proto._abortAllRequests();
|
|
_converse.connection.reset();
|
|
this.render();
|
|
},
|
|
|
|
abortRegistration () {
|
|
_converse.connection._proto._abortAllRequests();
|
|
_converse.connection.reset();
|
|
if (this.model.get('registration_form_rendered')) {
|
|
if (_converse.registration_domain && this.model.get('registration_form_rendered')) {
|
|
this.fetchRegistrationForm(
|
|
_converse.registration_domain
|
|
);
|
|
}
|
|
} else {
|
|
this.render();
|
|
}
|
|
},
|
|
|
|
submitRegistrationForm (form) {
|
|
/* Handler, when the user submits the registration form.
|
|
* Provides form error feedback or starts the registration
|
|
* process.
|
|
*
|
|
* Parameters:
|
|
* (HTMLElement) form - The HTML form that was submitted
|
|
*/
|
|
const has_empty_inputs = _.reduce(
|
|
this.el.querySelectorAll('input.required'),
|
|
function (result, input) {
|
|
if (input.value === '') {
|
|
input.classList.add('error');
|
|
return result + 1;
|
|
}
|
|
return result;
|
|
}, 0);
|
|
if (has_empty_inputs) { return; }
|
|
|
|
const inputs = sizzle(':input:not([type=button]):not([type=submit])', form),
|
|
iq = $iq({'type': 'set', 'id': _converse.connection.getUniqueId()})
|
|
.c("query", {xmlns:Strophe.NS.REGISTER});
|
|
|
|
if (this.form_type === 'xform') {
|
|
iq.c("x", {xmlns: Strophe.NS.XFORM, type: 'submit'});
|
|
_.each(inputs, (input) => {
|
|
iq.cnode(utils.webForm2xForm(input)).up();
|
|
});
|
|
} else {
|
|
_.each(inputs, (input) => {
|
|
iq.c(input.getAttribute('name'), {}, input.value);
|
|
});
|
|
}
|
|
_converse.connection._addSysHandler(this._onRegisterIQ.bind(this), null, "iq", null, null);
|
|
_converse.connection.send(iq);
|
|
this.setFields(iq.tree());
|
|
},
|
|
|
|
setFields (stanza) {
|
|
/* Stores the values that will be sent to the XMPP server
|
|
* during attempted registration.
|
|
*
|
|
* Parameters:
|
|
* (XMLElement) stanza - the IQ stanza that will be sent to the XMPP server.
|
|
*/
|
|
const query = stanza.querySelector('query');
|
|
const xform = sizzle(`x[xmlns="${Strophe.NS.XFORM}"]`, query);
|
|
if (xform.length > 0) {
|
|
this._setFieldsFromXForm(xform.pop());
|
|
} else {
|
|
this._setFieldsFromLegacy(query);
|
|
}
|
|
},
|
|
|
|
_setFieldsFromLegacy (query) {
|
|
_.each(query.children, (field) => {
|
|
if (field.tagName.toLowerCase() === 'instructions') {
|
|
this.instructions = Strophe.getText(field);
|
|
return;
|
|
} else if (field.tagName.toLowerCase() === 'x') {
|
|
if (field.getAttribute('xmlns') === 'jabber:x:oob') {
|
|
this.urls.concat(_.map(field.querySelectorAll('url'), 'textContent'));
|
|
}
|
|
return;
|
|
}
|
|
this.fields[field.tagName.toLowerCase()] = Strophe.getText(field);
|
|
});
|
|
this.form_type = 'legacy';
|
|
},
|
|
|
|
_setFieldsFromXForm (xform) {
|
|
this.title = _.get(xform.querySelector('title'), 'textContent');
|
|
this.instructions = _.get(xform.querySelector('instructions'), 'textContent');
|
|
_.each(xform.querySelectorAll('field'), (field) => {
|
|
const _var = field.getAttribute('var');
|
|
if (_var) {
|
|
this.fields[_var.toLowerCase()] = _.get(field.querySelector('value'), 'textContent', '');
|
|
} else {
|
|
// TODO: other option seems to be type="fixed"
|
|
_converse.log("Found field we couldn't parse", Strophe.LogLevel.WARN);
|
|
}
|
|
});
|
|
this.form_type = 'xform';
|
|
},
|
|
|
|
_onRegisterIQ (stanza) {
|
|
/* Callback method that gets called when a return IQ stanza
|
|
* is received from the XMPP server, after attempting to
|
|
* register a new user.
|
|
*
|
|
* Parameters:
|
|
* (XMLElement) stanza - The IQ stanza.
|
|
*/
|
|
if (stanza.getAttribute("type") === "error") {
|
|
_converse.log("Registration failed.", Strophe.LogLevel.ERROR);
|
|
this.reportErrors(stanza);
|
|
|
|
let error = stanza.getElementsByTagName("error");
|
|
if (error.length !== 1) {
|
|
_converse.connection._changeConnectStatus(Strophe.Status.REGIFAIL, "unknown");
|
|
return false;
|
|
}
|
|
error = error[0].firstChild.tagName.toLowerCase();
|
|
if (error === 'conflict') {
|
|
_converse.connection._changeConnectStatus(Strophe.Status.CONFLICT, error);
|
|
} else if (error === 'not-acceptable') {
|
|
_converse.connection._changeConnectStatus(Strophe.Status.NOTACCEPTABLE, error);
|
|
} else {
|
|
_converse.connection._changeConnectStatus(Strophe.Status.REGIFAIL, error);
|
|
}
|
|
} else {
|
|
_converse.connection._changeConnectStatus(Strophe.Status.REGISTERED, null);
|
|
}
|
|
return false;
|
|
}
|
|
});
|
|
}
|
|
});
|
|
|