xmpp.chapril.org-conversejs/src/converse-core.js
2018-02-19 10:34:52 +01:00

2054 lines
88 KiB
JavaScript

// Converse.js (A browser based XMPP chat client)
// http://conversejs.org
//
// Copyright (c) 2012-2017, Jan-Carel Brand <jc@opkode.com>
// Licensed under the Mozilla Public License (MPLv2)
//
/*global Backbone, define, window, JSON */
(function (root, factory) {
define(["sizzle",
"es6-promise",
"lodash.noconflict",
"lodash.fp",
"polyfill",
"i18n",
"utils",
"moment",
"strophe",
"pluggable",
"backbone.noconflict",
"backbone.nativeview",
"backbone.browserStorage"
], factory);
}(this, function (sizzle, Promise, _, f, polyfill, i18n, u, moment, Strophe, pluggable, Backbone) {
/* Cannot use this due to Safari bug.
* See https://github.com/jcbrand/converse.js/issues/196
*/
// "use strict";
// Strophe globals
const { $build, $iq, $msg, $pres } = Strophe;
const b64_sha1 = Strophe.SHA1.b64_sha1;
Strophe = Strophe.Strophe;
// Add Strophe Namespaces
Strophe.addNamespace('CARBONS', 'urn:xmpp:carbons:2');
Strophe.addNamespace('CHATSTATES', 'http://jabber.org/protocol/chatstates');
Strophe.addNamespace('CSI', 'urn:xmpp:csi:0');
Strophe.addNamespace('DELAY', 'urn:xmpp:delay');
Strophe.addNamespace('FORWARD', 'urn:xmpp:forward:0');
Strophe.addNamespace('HINTS', 'urn:xmpp:hints');
Strophe.addNamespace('MAM', 'urn:xmpp:mam:2');
Strophe.addNamespace('NICK', 'http://jabber.org/protocol/nick');
Strophe.addNamespace('PUBSUB', 'http://jabber.org/protocol/pubsub');
Strophe.addNamespace('ROSTERX', 'http://jabber.org/protocol/rosterx');
Strophe.addNamespace('RSM', 'http://jabber.org/protocol/rsm');
Strophe.addNamespace('SID', 'urn:xmpp:sid:0');
Strophe.addNamespace('SPOILER', 'urn:xmpp:spoiler:0');
Strophe.addNamespace('XFORM', 'jabber:x:data');
// Use Mustache style syntax for variable interpolation
/* Configuration of Lodash templates (this config is distinct to the
* config of requirejs-tpl in main.js). This one is for normal inline templates.
*/
_.templateSettings = {
'escape': /\{\{\{([\s\S]+?)\}\}\}/g,
'evaluate': /\{\[([\s\S]+?)\]\}/g,
'interpolate': /\{\{([\s\S]+?)\}\}/g,
'imports': { '_': _ }
};
const _converse = {
'templates': {},
'promises': {}
}
_.extend(_converse, Backbone.Events);
_converse.core_plugins = [
'converse-bookmarks',
'converse-chatboxes',
'converse-chatview',
'converse-controlbox',
'converse-core',
'converse-disco',
'converse-dragresize',
'converse-fullscreen',
'converse-headline',
'converse-mam',
'converse-minimize',
'converse-muc',
'converse-muc-embedded',
'converse-notification',
'converse-otr',
'converse-ping',
'converse-profile',
'converse-register',
'converse-roomslist',
'converse-rosterview',
'converse-singleton',
'converse-spoilers',
'converse-vcard'
];
// Make converse pluggable
pluggable.enable(_converse, '_converse', 'pluggable');
// Module-level constants
_converse.STATUS_WEIGHTS = {
'offline': 6,
'unavailable': 5,
'xa': 4,
'away': 3,
'dnd': 2,
'chat': 1, // We currently don't differentiate between "chat" and "online"
'online': 1
};
_converse.PRETTY_CHAT_STATUS = {
'offline': 'Offline',
'unavailable': 'Unavailable',
'xa': 'Extended Away',
'away': 'Away',
'dnd': 'Do not disturb',
'chat': 'Chattty',
'online': 'Online'
};
_converse.ANONYMOUS = "anonymous";
_converse.CLOSED = 'closed';
_converse.EXTERNAL = "external";
_converse.LOGIN = "login";
_converse.LOGOUT = "logout";
_converse.OPENED = 'opened';
_converse.PREBIND = "prebind";
_converse.CONNECTION_STATUS = {
0: 'ERROR',
1: 'CONNECTING',
2: 'CONNFAIL',
3: 'AUTHENTICATING',
4: 'AUTHFAIL',
5: 'CONNECTED',
6: 'DISCONNECTED',
7: 'DISCONNECTING',
8: 'ATTACHED',
9: 'REDIRECT',
10: 'RECONNECTING',
};
_converse.DEFAULT_IMAGE_TYPE = 'image/png';
_converse.DEFAULT_IMAGE = "iVBORw0KGgoAAAANSUhEUgAAAGAAAABgCAIAAABt+uBvAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3gwHCy455JBsggAABkJJREFUeNrtnM1PE1sUwHvvTD8otWLHST/Gimi1CEgr6M6FEWuIBo2pujDVsNDEP8GN/4MbN7oxrlipG2OCgZgYlxAbkRYw1KqkIDRCSkM7nXvvW8x7vjyNeQ9m7p1p3z1LQk/v/Dhz7vkEXL161cHl9wI5Ag6IA+KAOCAOiAPigDggLhwQB2S+iNZ+PcYY/SWEEP2HAAAIoSAIoihCCP+ngDDGtVotGAz29/cfOXJEUZSOjg6n06lp2sbGRqlUWlhYyGazS0tLbrdbEASrzgksyeYJId3d3el0uqenRxRFAAAA4KdfIIRgjD9+/Pj8+fOpqSndslofEIQwHA6Pjo4mEon//qmFhYXHjx8vLi4ihBgDEnp7e9l8E0Jo165dQ0NDd+/eDYVC2/qsJElDQ0OEkKWlpa2tLZamxAhQo9EIBoOjo6MXL17csZLe3l5FUT59+lQul5l5JRaAVFWNRqN37tw5ceKEQVWRSOTw4cOFQuHbt2+iKLYCIISQLMu3b99OJpOmKAwEAgcPHszn8+vr6wzsiG6UQQhxuVyXLl0aGBgwUW0sFstkMl6v90fo1KyAMMYDAwPnzp0zXfPg4GAqlWo0Gk0MiBAiy/L58+edTqf5Aa4onj59OhaLYYybFRCEMBaL0fNxBw4cSCQStN0QRUBut3t4eJjq6U+dOiVJElVPRBFQIBDo6+ujCqirqyscDlONGykC2lYyYSR6pBoQQapHZwAoHo/TuARYAOrs7GQASFEUqn6aIiBJkhgA6ujooFpUo6iaTa7koFwnaoWadLNe81tbWwzoaJrWrICWl5cZAFpbW6OabVAEtLi4yABQsVjUNK0pAWWzWQaAcrlcswKanZ1VVZUqHYRQEwOq1Wpv3ryhCmh6erpcLjdrNl+v1ycnJ+l5UELI27dvv3//3qxxEADgy5cvExMT9Mznw4cPtFtAdAPFarU6Pj5eKpVM17yxsfHy5cvV1VXazXu62gVBKBQKT58+rdVqJqrFGL948eLdu3dU8/g/H4FBUaJYLAqC0NPTY9brMD4+PjY25mDSracOCABACJmZmXE6nUePHjWu8NWrV48ePSKEsGlAs7Agfd5nenq6Wq0mk0kjDzY2NvbkyRMIIbP2PLvhBUEQ8vl8NpuNx+M+n29bzhVjvLKycv/+/YmJCcazQuwA6YzW1tYmJyf1SY+2trZ/rRk1Go1SqfT69esHDx4UCgVmNaa/zZ/9ABUhRFXVYDB48uTJeDweiUQkSfL7/T9MA2NcqVTK5fLy8vL8/PzU1FSxWHS5XJaM4wGr9sUwxqqqer3eUCgkSZJuUBBCfTRvc3OzXC6vrKxUKhWn02nhCJ5lM4oQQo/HgxD6+vXr58+fHf8sDOp+HQDg8XgclorFU676dKLlo6yWRdItIBwQB8QBcUCtfosRQjRNQwhhjPUC4w46WXryBSHU1zgEQWBz99EFhDGu1+t+v//48ePxeFxRlD179ng8nh0Efgiher2+vr6ur3HMzMysrq7uTJVdACGEurq6Ll++nEgkPB7Pj9jPoDHqOxyqqubz+WfPnuVyuV9XPeyeagAAAoHArVu3BgcHab8CuVzu4cOHpVKJUnfA5GweY+xyuc6cOXPv3r1IJMLAR8iyPDw8XK/Xi8Wiqqqmm5KZgBBC7e3tN27cuHbtGuPVpf7+/lAoNDs7W61WzfVKpgHSSzw3b95MpVKW3MfRaDQSiczNzVUqFRMZmQOIEOL1eq9fv3727FlL1t50URRFluX5+flqtWpWEGAOIFEUU6nUlStXLKSjy759+xwOx9zcnKZpphzGHMzhcDiTydgk9r1w4YIp7RPTAAmCkMlk2FeLf/tIEKbTab/fbwtAhJBoNGrutpNx6e7uPnTokC1eMU3T0um0DZPMkZER6wERQnw+n/FFSxpy7Nix3bt3WwwIIcRgIWnHkkwmjecfRgGx7DtuV/r6+iwGhDHev3+/bQF1dnYaH6E2CkiWZdsC2rt3r8WAHA5HW1ubbQGZcjajgOwTH/4qNko1Wlg4IA6IA+KAOKBWBUQIsfNojyliKIoRRfH9+/dut9umf3wzpoUNNQ4BAJubmwz+ic+OxefzWWlBhJD29nbug7iT5sIBcUAcEAfEAXFAHBAHxOVn+QMrmWpuPZx12gAAAABJRU5ErkJggg==";
_converse.log = function (message, level, style='') {
/* Logs messages to the browser's developer console.
*
* Parameters:
* (String) message - The message to be logged.
* (Integer) level - The loglevel which allows for filtering of log
* messages.
*
* Available loglevels are 0 for 'debug', 1 for 'info', 2 for 'warn',
* 3 for 'error' and 4 for 'fatal'.
*
* When using the 'error' or 'warn' loglevels, a full stacktrace will be
* logged as well.
*/
if (level === Strophe.LogLevel.ERROR || level === Strophe.LogLevel.FATAL) {
style = style || 'color: maroon';
}
if (message instanceof Error) {
message = message.stack;
}
const prefix = style ? '%c' : '';
const logger = _.assign({
'debug': _.get(console, 'log') ? console.log.bind(console) : _.noop,
'error': _.get(console, 'log') ? console.log.bind(console) : _.noop,
'info': _.get(console, 'log') ? console.log.bind(console) : _.noop,
'warn': _.get(console, 'log') ? console.log.bind(console) : _.noop
}, console);
if (level === Strophe.LogLevel.ERROR) {
logger.error(`${prefix} ERROR: ${message}`, style);
} else if (level === Strophe.LogLevel.WARN) {
if (_converse.debug) {
logger.warn(`${prefix} ${moment().format()} WARNING: ${message}`, style);
}
} else if (level === Strophe.LogLevel.FATAL) {
logger.error(`${prefix} FATAL: ${message}`, style);
} else if (_converse.debug) {
if (level === Strophe.LogLevel.DEBUG) {
logger.debug(`${prefix} ${moment().format()} DEBUG: ${message}`, style);
} else {
logger.info(`${prefix} ${moment().format()} INFO: ${message}`, style);
}
}
};
Strophe.log = function (level, msg) { _converse.log(level+' '+msg, level); };
Strophe.error = function (msg) { _converse.log(msg, Strophe.LogLevel.ERROR); };
_converse.__ = function (str) {
/* Translate the given string based on the current locale.
*
* Parameters:
* (String) str - The string to translate.
*/
if (_.isUndefined(i18n)) {
return str;
}
return i18n.translate.apply(i18n, arguments);
}
const __ = _converse.__;
const PROMISES = [
'initialized',
'cachedRoster',
'connectionInitialized',
'pluginsInitialized',
'roster',
'rosterContactsFetched',
'rosterGroupsFetched',
'rosterInitialized',
'statusInitialized'
];
function addPromise (promise) {
/* Private function, used to add a new promise to the ones already
* available via the `waitUntil` api method.
*/
_converse.promises[promise] = u.getResolveablePromise();
}
_converse.emit = function (name) {
/* Event emitter and promise resolver */
_converse.trigger.apply(this, arguments);
const promise = _converse.promises[name];
if (!_.isUndefined(promise)) {
promise.resolve();
}
};
_converse.router = new Backbone.Router();
_converse.initialize = function (settings, callback) {
"use strict";
settings = !_.isUndefined(settings) ? settings : {};
const init_promise = u.getResolveablePromise();
_.each(PROMISES, addPromise);
if (!_.isUndefined(_converse.connection)) {
// Looks like _converse.initialized was called again without logging
// out or disconnecting in the previous session.
// This happens in tests. We therefore first clean up.
Backbone.history.stop();
_converse.chatboxviews.closeAllChatBoxes();
delete _converse.controlboxtoggle;
delete _converse.chatboxviews;
_converse.connection.reset();
_converse.off();
_converse.stopListening();
_converse._tearDown();
}
let unloadevent;
if ('onpagehide' in window) {
// Pagehide gets thrown in more cases than unload. Specifically it
// gets thrown when the page is cached and not just
// closed/destroyed. It's the only viable event on mobile Safari.
// https://www.webkit.org/blog/516/webkit-page-cache-ii-the-unload-event/
unloadevent = 'pagehide';
} else if ('onbeforeunload' in window) {
unloadevent = 'beforeunload';
} else if ('onunload' in window) {
unloadevent = 'unload';
}
// Instance level constants
this.TIMEOUTS = { // Set as module attr so that we can override in tests.
'PAUSED': 10000,
'INACTIVE': 90000
};
// XEP-0085 Chat states
// http://xmpp.org/extensions/xep-0085.html
this.INACTIVE = 'inactive';
this.ACTIVE = 'active';
this.COMPOSING = 'composing';
this.PAUSED = 'paused';
this.GONE = 'gone';
// Default configuration values
// ----------------------------
this.default_settings = {
allow_contact_requests: true,
allow_non_roster_messaging: false,
animate: true,
authentication: 'login', // Available values are "login", "prebind", "anonymous" and "external".
auto_away: 0, // Seconds after which user status is set to 'away'
auto_login: false, // Currently only used in connection with anonymous login
auto_reconnect: true,
auto_subscribe: false,
auto_xa: 0, // Seconds after which user status is set to 'xa'
blacklisted_plugins: [],
bosh_service_url: undefined,
connection_options: {},
credentials_url: null, // URL from where login credentials can be fetched
csi_waiting_time: 0, // Support for XEP-0352. Seconds before client is considered idle and CSI is sent out.
debug: false,
default_state: 'online',
expose_rid_and_sid: false,
filter_by_resource: false,
forward_messages: false,
hide_offline_users: false,
include_offline_state: false,
jid: undefined,
keepalive: true,
locales_url: 'locale/{{{locale}}}/LC_MESSAGES/converse.json',
locales: [
'af', 'ca', 'de', 'es', 'en', 'fr', 'he',
'hu', 'id', 'it', 'ja', 'nb', 'nl',
'pl', 'pt_BR', 'ru', 'uk', 'zh_CN', 'zh_TW'
],
message_carbons: true,
message_storage: 'session',
password: undefined,
prebind_url: null,
priority: 0,
registration_domain: '',
rid: undefined,
root: window.document,
roster_groups: true,
show_only_online_users: false,
show_send_button: false,
sid: undefined,
storage: 'session',
strict_plugin_dependencies: false,
synchronize_availability: true,
view_mode: 'overlayed', // Choices are 'overlayed', 'fullscreen', 'mobile'
websocket_url: undefined,
whitelisted_plugins: [],
xhr_custom_status: false,
xhr_custom_status_url: '',
};
_.assignIn(this, this.default_settings);
// Allow only whitelisted configuration attributes to be overwritten
_.assignIn(this, _.pick(settings, _.keys(this.default_settings)));
if (this.authentication === _converse.ANONYMOUS) {
if (this.auto_login && !this.jid) {
throw new Error("Config Error: you need to provide the server's " +
"domain via the 'jid' option when using anonymous " +
"authentication with auto_login.");
}
}
/* Localisation */
if (!_.isUndefined(i18n)) {
i18n.setLocales(settings.i18n, _converse);
} else {
_converse.locale = 'en';
}
// Module-level variables
// ----------------------
this.callback = callback || _.noop;
/* When reloading the page:
* For new sessions, we need to send out a presence stanza to notify
* the server/network that we're online.
* When re-attaching to an existing session (e.g. via the keepalive
* option), we don't need to again send out a presence stanza, because
* it's as if "we never left" (see onConnectStatusChanged).
* https://github.com/jcbrand/converse.js/issues/521
*/
this.send_initial_presence = true;
this.msg_counter = 0;
this.user_settings = settings; // Save the user settings so that they can be used by plugins
// Module-level functions
// ----------------------
this.generateResource = () => `/converse.js-${Math.floor(Math.random()*139749528).toString()}`;
this.sendCSI = function (stat) {
/* Send out a Chat Status Notification (XEP-0352)
*
* Parameters:
* (String) stat: The user's chat status
*/
/* Send out a Chat Status Notification (XEP-0352) */
// XXX if (converse.features[Strophe.NS.CSI] || true) {
_converse.connection.send($build(stat, {xmlns: Strophe.NS.CSI}));
_converse.inactive = (stat === _converse.INACTIVE) ? true : false;
};
this.onUserActivity = function () {
/* Resets counters and flags relating to CSI and auto_away/auto_xa */
if (_converse.idle_seconds > 0) {
_converse.idle_seconds = 0;
}
if (!_converse.connection.authenticated) {
// We can't send out any stanzas when there's no authenticated connection.
// converse can happen when the connection reconnects.
return;
}
if (_converse.inactive) {
_converse.sendCSI(_converse.ACTIVE);
}
if (_converse.auto_changed_status === true) {
_converse.auto_changed_status = false;
// XXX: we should really remember the original state here, and
// then set it back to that...
_converse.xmppstatus.setStatus(_converse.default_state);
}
};
this.onEverySecond = function () {
/* An interval handler running every second.
* Used for CSI and the auto_away and auto_xa features.
*/
if (!_converse.connection.authenticated) {
// We can't send out any stanzas when there's no authenticated connection.
// This can happen when the connection reconnects.
return;
}
const stat = _converse.xmppstatus.getStatus();
_converse.idle_seconds++;
if (_converse.csi_waiting_time > 0 &&
_converse.idle_seconds > _converse.csi_waiting_time &&
!_converse.inactive) {
_converse.sendCSI(_converse.INACTIVE);
}
if (_converse.auto_away > 0 &&
_converse.idle_seconds > _converse.auto_away &&
stat !== 'away' && stat !== 'xa' && stat !== 'dnd') {
_converse.auto_changed_status = true;
_converse.xmppstatus.setStatus('away');
} else if (_converse.auto_xa > 0 &&
_converse.idle_seconds > _converse.auto_xa &&
stat !== 'xa' && stat !== 'dnd') {
_converse.auto_changed_status = true;
_converse.xmppstatus.setStatus('xa');
}
};
this.registerIntervalHandler = function () {
/* Set an interval of one second and register a handler for it.
* Required for the auto_away, auto_xa and csi_waiting_time features.
*/
if (_converse.auto_away < 1 && _converse.auto_xa < 1 && _converse.csi_waiting_time < 1) {
// Waiting time of less then one second means features aren't used.
return;
}
_converse.idle_seconds = 0;
_converse.auto_changed_status = false; // Was the user's status changed by _converse.js?
window.addEventListener('click', _converse.onUserActivity);
window.addEventListener('focus', _converse.onUserActivity);
window.addEventListener('keypress', _converse.onUserActivity);
window.addEventListener('mousemove', _converse.onUserActivity);
window.addEventListener(unloadevent, _converse.onUserActivity);
_converse.everySecondTrigger = window.setInterval(_converse.onEverySecond, 1000);
};
this.setConnectionStatus = function (connection_status, message) {
_converse.connfeedback.set({
'connection_status': connection_status,
'message': message
});
};
this.rejectPresenceSubscription = function (jid, message) {
/* Reject or cancel another user's subscription to our presence updates.
*
* Parameters:
* (String) jid - The Jabber ID of the user whose subscription
* is being canceled.
* (String) message - An optional message to the user
*/
const pres = $pres({to: jid, type: "unsubscribed"});
if (message && message !== "") { pres.c("status").t(message); }
_converse.connection.send(pres);
};
this.reconnect = _.debounce(function () {
_converse.log('RECONNECTING');
_converse.log('The connection has dropped, attempting to reconnect.');
_converse.setConnectionStatus(
Strophe.Status.RECONNECTING,
__('The connection has dropped, attempting to reconnect.')
);
_converse.connection.reconnecting = true;
_converse._tearDown();
_converse.logIn(null, true);
}, 3000, {'leading': true});
this.disconnect = function () {
_converse.log('DISCONNECTED');
delete _converse.connection.reconnecting;
_converse.connection.reset();
_converse._tearDown();
_converse.emit('disconnected');
};
this.onDisconnected = function () {
/* Gets called once strophe's status reaches Strophe.Status.DISCONNECTED.
* Will either start a teardown process for converse.js or attempt
* to reconnect.
*/
const reason = _converse.disconnection_reason;
if (_converse.disconnection_cause === Strophe.Status.AUTHFAIL) {
if (_converse.credentials_url && _converse.auto_reconnect) {
/* In this case, we reconnect, because we might be receiving
* expirable tokens from the credentials_url.
*/
_converse.emit('will-reconnect');
return _converse.reconnect();
} else {
return _converse.disconnect();
}
} else if (_converse.disconnection_cause === _converse.LOGOUT ||
(!_.isUndefined(reason) && reason === _.get(Strophe, 'ErrorCondition.NO_AUTH_MECH')) ||
reason === "host-unknown" ||
reason === "remote-connection-failed" ||
!_converse.auto_reconnect) {
return _converse.disconnect();
}
_converse.emit('will-reconnect');
_converse.reconnect();
};
this.setDisconnectionCause = function (cause, reason, override) {
/* Used to keep track of why we got disconnected, so that we can
* decide on what the next appropriate action is (in onDisconnected)
*/
if (_.isUndefined(cause)) {
delete _converse.disconnection_cause;
delete _converse.disconnection_reason;
} else if (_.isUndefined(_converse.disconnection_cause) || override) {
_converse.disconnection_cause = cause;
_converse.disconnection_reason = reason;
}
};
this.onConnectStatusChanged = function (status, message) {
/* Callback method called by Strophe as the Strophe.Connection goes
* through various states while establishing or tearing down a
* connection.
*/
_converse.log(`Status changed to: ${_converse.CONNECTION_STATUS[status]}`);
if (status === Strophe.Status.CONNECTED || status === Strophe.Status.ATTACHED) {
_converse.setConnectionStatus(status);
// By default we always want to send out an initial presence stanza.
_converse.send_initial_presence = true;
_converse.setDisconnectionCause();
if (_converse.connection.reconnecting) {
_converse.log(status === Strophe.Status.CONNECTED ? 'Reconnected' : 'Reattached');
_converse.onConnected(true);
} else {
_converse.log(status === Strophe.Status.CONNECTED ? 'Connected' : 'Attached');
if (_converse.connection.restored) {
// No need to send an initial presence stanza when
// we're restoring an existing session.
_converse.send_initial_presence = false;
}
_converse.onConnected();
}
} else if (status === Strophe.Status.DISCONNECTED) {
_converse.setDisconnectionCause(status, message);
_converse.onDisconnected();
} else if (status === Strophe.Status.ERROR) {
_converse.setConnectionStatus(
status,
__('An error occurred while connecting to the chat server.')
);
} else if (status === Strophe.Status.CONNECTING) {
_converse.setConnectionStatus(status);
} else if (status === Strophe.Status.AUTHENTICATING) {
_converse.setConnectionStatus(status);
} else if (status === Strophe.Status.AUTHFAIL) {
if (!message) {
message = __('Your Jabber ID and/or password is incorrect. Please try again.');
}
_converse.setConnectionStatus(status, message);
_converse.setDisconnectionCause(status, message, true);
_converse.onDisconnected();
} else if (status === Strophe.Status.CONNFAIL) {
let feedback = message;
if (message === "host-unknown" || message == "remote-connection-failed") {
feedback = __("Sorry, we could not connect to the XMPP host with domain: %1$s",
`\"${Strophe.getDomainFromJid(_converse.connection.jid)}\"`);
} else if (!_.isUndefined(message) && message === _.get(Strophe, 'ErrorCondition.NO_AUTH_MECH')) {
feedback = __("The XMPP server did not offer a supported authentication mechanism");
}
_converse.setConnectionStatus(status, feedback);
_converse.setDisconnectionCause(status, message);
} else if (status === Strophe.Status.DISCONNECTING) {
_converse.setDisconnectionCause(status, message);
}
};
this.incrementMsgCounter = function () {
this.msg_counter += 1;
const unreadMsgCount = this.msg_counter;
let title = document.title;
if (_.isNil(title)) {
return;
}
if (title.search(/^Messages \(\d+\) /) === -1) {
title = `Messages (${unreadMsgCount}) ${title}`;
} else {
title = title.replace(/^Messages \(\d+\) /, `Messages (${unreadMsgCount})`);
}
};
this.clearMsgCounter = function () {
this.msg_counter = 0;
let title = document.title;
if (_.isNil(title)) {
return;
}
if (title.search(/^Messages \(\d+\) /) !== -1) {
title = title.replace(/^Messages \(\d+\) /, "");
}
};
this.initStatus = () =>
new Promise((resolve, reject) => {
const promise = new u.getResolveablePromise();
this.xmppstatus = new this.XMPPStatus();
const id = b64_sha1(`converse.xmppstatus-${_converse.bare_jid}`);
this.xmppstatus.id = id; // Appears to be necessary for backbone.browserStorage
this.xmppstatus.browserStorage = new Backbone.BrowserStorage[_converse.storage](id);
this.xmppstatus.fetch({
success: resolve,
error: resolve
});
_converse.emit('statusInitialized');
});
this.initSession = function () {
_converse.session = new Backbone.Model();
const id = b64_sha1('converse.bosh-session');
_converse.session.id = id; // Appears to be necessary for backbone.browserStorage
_converse.session.browserStorage = new Backbone.BrowserStorage[_converse.storage](id);
_converse.session.fetch();
};
this.clearSession = function () {
if (!_.isUndefined(this.roster)) {
this.roster.browserStorage._clear();
}
if (!_.isUndefined(this.session) && this.session.browserStorage) {
this.session.browserStorage._clear();
}
};
this.logOut = function () {
_converse.clearSession();
_converse.setDisconnectionCause(_converse.LOGOUT, undefined, true);
if (!_.isUndefined(_converse.connection)) {
_converse.connection.disconnect();
} else {
_converse._tearDown();
}
_converse.emit('logout');
};
this.saveWindowState = function (ev, hidden) {
// XXX: eventually we should be able to just use
// document.visibilityState (when we drop support for older
// browsers).
let state;
const event_map = {
'focus': "visible",
'focusin': "visible",
'pageshow': "visible",
'blur': "hidden",
'focusout': "hidden",
'pagehide': "hidden"
};
ev = ev || document.createEvent('Events');
if (ev.type in event_map) {
state = event_map[ev.type];
} else {
state = document[hidden] ? "hidden" : "visible";
}
if (state === 'visible') {
_converse.clearMsgCounter();
}
_converse.windowState = state;
_converse.emit('windowStateChanged', {state});
};
this.registerGlobalEventHandlers = function () {
// Taken from:
// http://stackoverflow.com/questions/1060008/is-there-a-way-to-detect-if-a-browser-window-is-not-currently-active
let hidden = "hidden";
// Standards:
if (hidden in document) {
document.addEventListener("visibilitychange", _.partial(_converse.saveWindowState, _, hidden));
} else if ((hidden = "mozHidden") in document) {
document.addEventListener("mozvisibilitychange", _.partial(_converse.saveWindowState, _, hidden));
} else if ((hidden = "webkitHidden") in document) {
document.addEventListener("webkitvisibilitychange", _.partial(_converse.saveWindowState, _, hidden));
} else if ((hidden = "msHidden") in document) {
document.addEventListener("msvisibilitychange", _.partial(_converse.saveWindowState, _, hidden));
} else if ("onfocusin" in document) {
// IE 9 and lower:
document.onfocusin = document.onfocusout = _.partial(_converse.saveWindowState, _, hidden);
} else {
// All others:
window.onpageshow = window.onpagehide = window.onfocus = window.onblur = _.partial(_converse.saveWindowState, _, hidden);
}
// set the initial state (but only if browser supports the Page Visibility API)
if( document[hidden] !== undefined ) {
_.partial(_converse.saveWindowState, _, hidden)({type: document[hidden] ? "blur" : "focus"});
}
};
this.enableCarbons = function () {
/* Ask the XMPP server to enable Message Carbons
* See XEP-0280 https://xmpp.org/extensions/xep-0280.html#enabling
*/
if (!this.message_carbons || this.session.get('carbons_enabled')) {
return;
}
const carbons_iq = new Strophe.Builder('iq', {
from: this.connection.jid,
id: 'enablecarbons',
type: 'set'
})
.c('enable', {xmlns: Strophe.NS.CARBONS});
this.connection.addHandler((iq) => {
if (iq.querySelectorAll('error').length > 0) {
_converse.log(
'An error occured while trying to enable message carbons.',
Strophe.LogLevel.ERROR);
} else {
this.session.save({carbons_enabled: true});
_converse.log('Message carbons have been enabled.');
}
}, null, "iq", null, "enablecarbons");
this.connection.send(carbons_iq);
};
this.initRoster = function () {
/* Initialize the Bakcbone collections that represent the contats
* roster and the roster groups.
*/
_converse.roster = new _converse.RosterContacts();
_converse.roster.browserStorage = new Backbone.BrowserStorage.session(
b64_sha1(`converse.contacts-${_converse.bare_jid}`));
_converse.rostergroups = new _converse.RosterGroups();
_converse.rostergroups.browserStorage = new Backbone.BrowserStorage.session(
b64_sha1(`converse.roster.groups${_converse.bare_jid}`));
_converse.emit('rosterInitialized');
};
this.populateRoster = function (ignore_cache=false) {
/* Fetch all the roster groups, and then the roster contacts.
* Emit an event after fetching is done in each case.
*
* Parameters:
* (Bool) ignore_cache - If set to to true, the local cache
* will be ignored it's guaranteed that the XMPP server
* will be queried for the roster.
*/
if (ignore_cache) {
_converse.send_initial_presence = true;
_converse.roster.fetchFromServer()
.then(() => {
_converse.emit('rosterContactsFetched');
_converse.sendInitialPresence();
}).catch((reason) => {
_converse.log(reason, Strophe.LogLevel.ERROR);
_converse.sendInitialPresence();
});
} else {
_converse.rostergroups.fetchRosterGroups().then(() => {
_converse.emit('rosterGroupsFetched');
return _converse.roster.fetchRosterContacts();
}).then(() => {
_converse.emit('rosterContactsFetched');
_converse.sendInitialPresence();
}).catch((reason) => {
_converse.log(reason, Strophe.LogLevel.ERROR);
_converse.sendInitialPresence();
});
}
};
this.unregisterPresenceHandler = function () {
if (!_.isUndefined(_converse.presence_ref)) {
_converse.connection.deleteHandler(_converse.presence_ref);
delete _converse.presence_ref;
}
};
this.registerPresenceHandler = function () {
_converse.unregisterPresenceHandler();
_converse.presence_ref = _converse.connection.addHandler(
function (presence) {
_converse.roster.presenceHandler(presence);
return true;
}, null, 'presence', null);
};
this.sendInitialPresence = function () {
if (_converse.send_initial_presence) {
_converse.xmppstatus.sendPresence();
}
};
this.onStatusInitialized = function (reconnecting) {
/* Continue with session establishment (e.g. fetching chat boxes,
* populating the roster etc.) necessary once the connection has
* been established.
*/
if (reconnecting) {
// No need to recreate the roster, otherwise we lose our
// cached data. However we still emit an event, to give
// event handlers a chance to register views for the
// roster and its groups, before we start populating.
_converse.emit('rosterReadyAfterReconnection');
} else {
_converse.registerIntervalHandler();
_converse.initRoster();
}
_converse.roster.onConnected();
_converse.populateRoster(reconnecting);
_converse.registerPresenceHandler();
if (!reconnecting) {
init_promise.resolve();
_converse.emit('initialized');
}
};
this.setUserJid = function () {
_converse.jid = _converse.connection.jid;
_converse.bare_jid = Strophe.getBareJidFromJid(_converse.connection.jid);
_converse.resource = Strophe.getResourceFromJid(_converse.connection.jid);
_converse.domain = Strophe.getDomainFromJid(_converse.connection.jid);
};
this.onConnected = function (reconnecting) {
/* Called as soon as a new connection has been established, either
* by logging in or by attaching to an existing BOSH session.
*/
// Solves problem of returned PubSub BOSH response not received
// by browser.
_converse.connection.flush();
_converse.setUserJid();
_converse.initSession();
_converse.enableCarbons();
// If there's no xmppstatus obj, then we were never connected to
// begin with, so we set reconnecting to false.
reconnecting = _.isUndefined(_converse.xmppstatus) ? false : reconnecting;
if (reconnecting) {
_converse.onStatusInitialized(true);
_converse.emit('reconnected');
} else {
_converse.initStatus()
.then(
_.partial(_converse.onStatusInitialized, false),
_.partial(_converse.onStatusInitialized, false))
.catch(_.partial(_converse.log, _, Strophe.LogLevel.FATAL));
_converse.emit('connected');
}
};
this.RosterContact = Backbone.Model.extend({
defaults: {
'chat_state': undefined,
'chat_status': 'offline',
'image': _converse.DEFAULT_IMAGE,
'image_type': _converse.DEFAULT_IMAGE_TYPE,
'num_unread': 0,
'status': '',
},
initialize (attributes) {
const { jid } = attributes;
const bare_jid = Strophe.getBareJidFromJid(jid).toLowerCase();
const resource = Strophe.getResourceFromJid(jid);
attributes.jid = bare_jid;
this.set(_.assignIn({
'fullname': bare_jid,
'groups': [],
'id': bare_jid,
'jid': bare_jid,
'resources': {},
'user_id': Strophe.getNodeFromJid(jid)
}, attributes));
this.on('destroy', () => { this.removeFromRoster(); });
this.on('change:chat_status', function (item) {
_converse.emit('contactStatusChanged', item.attributes);
});
},
subscribe (message) {
/* Send a presence subscription request to this roster contact
*
* Parameters:
* (String) message - An optional message to explain the
* reason for the subscription request.
*/
this.save('ask', "subscribe"); // ask === 'subscribe' Means we have ask to subscribe to them.
const pres = $pres({to: this.get('jid'), type: "subscribe"});
if (message && message !== "") {
pres.c("status").t(message).up();
}
const nick = _converse.xmppstatus.get('fullname');
if (nick && nick !== "") {
pres.c('nick', {'xmlns': Strophe.NS.NICK}).t(nick).up();
}
_converse.connection.send(pres);
return this;
},
ackSubscribe () {
/* Upon receiving the presence stanza of type "subscribed",
* the user SHOULD acknowledge receipt of that subscription
* state notification by sending a presence stanza of type
* "subscribe" to the contact
*/
_converse.connection.send($pres({
'type': 'subscribe',
'to': this.get('jid')
}));
},
ackUnsubscribe () {
/* Upon receiving the presence stanza of type "unsubscribed",
* the user SHOULD acknowledge receipt of that subscription state
* notification by sending a presence stanza of type "unsubscribe"
* this step lets the user's server know that it MUST no longer
* send notification of the subscription state change to the user.
* Parameters:
* (String) jid - The Jabber ID of the user who is unsubscribing
*/
_converse.connection.send($pres({'type': 'unsubscribe', 'to': this.get('jid')}));
this.destroy(); // Will cause removeFromRoster to be called.
},
unauthorize (message) {
/* Unauthorize this contact's presence subscription
* Parameters:
* (String) message - Optional message to send to the person being unauthorized
*/
_converse.rejectPresenceSubscription(this.get('jid'), message);
return this;
},
authorize (message) {
/* Authorize presence subscription
* Parameters:
* (String) message - Optional message to send to the person being authorized
*/
const pres = $pres({to: this.get('jid'), type: "subscribed"});
if (message && message !== "") {
pres.c("status").t(message);
}
_converse.connection.send(pres);
return this;
},
addResource (presence) {
/* Adds a new resource and it's associated attributes as taken
* from the passed in presence stanza.
*
* Also updates the contact's chat_status if the presence has
* higher priority (and is newer).
*/
const jid = presence.getAttribute('from'),
chat_status = _.propertyOf(presence.querySelector('show'))('textContent') || 'online',
resource = Strophe.getResourceFromJid(jid),
delay = presence.querySelector(
`delay[xmlns="${Strophe.NS.DELAY}"]`
),
timestamp = _.isNull(delay) ? moment().format() : moment(delay.getAttribute('stamp')).format();
let priority = _.propertyOf(presence.querySelector('priority'))('textContent') || 0;
priority = _.isNaN(parseInt(priority, 10)) ? 0 : parseInt(priority, 10);
const resources = _.isObject(this.get('resources')) ? this.get('resources') : {};
resources[resource] = {
'name': resource,
'priority': priority,
'status': chat_status,
'timestamp': timestamp
};
const changed = {'resources': resources};
const hpr = this.getHighestPriorityResource();
if (priority == hpr.priority && timestamp == hpr.timestamp) {
// Only set the chat status if this is the newest resource
// with the highest priority
changed.chat_status = chat_status;
}
this.save(changed);
return resources;
},
removeResource (resource) {
/* Remove the passed in resource from the contact's resources map.
*
* Also recomputes the chat_status given that there's one less
* resource.
*/
let resources = this.get('resources');
if (!_.isObject(resources)) {
resources = {};
} else {
delete resources[resource];
}
this.save({
'resources': resources,
'chat_status': _.propertyOf(
this.getHighestPriorityResource())('status') || 'offline'
});
},
getHighestPriorityResource () {
/* Return the resource with the highest priority.
*
* If multiple resources have the same priority, take the
* newest one.
*/
const resources = this.get('resources');
if (_.isObject(resources) && _.size(resources)) {
const val = _.flow(
_.values,
_.partial(_.sortBy, _, ['priority', 'timestamp']),
_.reverse
)(resources)[0];
if (!_.isUndefined(val)) {
return val;
}
}
},
removeFromRoster (callback) {
/* Instruct the XMPP server to remove this contact from our roster
* Parameters:
* (Function) callback
*/
const iq = $iq({type: 'set'})
.c('query', {xmlns: Strophe.NS.ROSTER})
.c('item', {jid: this.get('jid'), subscription: "remove"});
_converse.connection.sendIQ(iq, callback, callback);
return this;
}
});
this.RosterContacts = Backbone.Collection.extend({
model: _converse.RosterContact,
comparator (contact1, contact2) {
const status1 = contact1.get('chat_status') || 'offline';
const status2 = contact2.get('chat_status') || 'offline';
if (_converse.STATUS_WEIGHTS[status1] === _converse.STATUS_WEIGHTS[status2]) {
const name1 = contact1.get('fullname').toLowerCase();
const name2 = contact2.get('fullname').toLowerCase();
return name1 < name2 ? -1 : (name1 > name2? 1 : 0);
} else {
return _converse.STATUS_WEIGHTS[status1] < _converse.STATUS_WEIGHTS[status2] ? -1 : 1;
}
},
onConnected () {
/* Called as soon as the connection has been established
* (either after initial login, or after reconnection).
*
* Use the opportunity to register stanza handlers.
*/
this.registerRosterHandler();
this.registerRosterXHandler();
},
registerRosterHandler () {
/* Register a handler for roster IQ "set" stanzas, which update
* roster contacts.
*/
_converse.connection.addHandler(
_converse.roster.onRosterPush.bind(_converse.roster),
Strophe.NS.ROSTER, 'iq', "set"
);
},
registerRosterXHandler () {
/* Register a handler for RosterX message stanzas, which are
* used to suggest roster contacts to a user.
*/
let t = 0;
_converse.connection.addHandler(
function (msg) {
window.setTimeout(
function () {
_converse.connection.flush();
_converse.roster.subscribeToSuggestedItems.bind(_converse.roster)(msg);
}, t);
t += msg.querySelectorAll('item').length*250;
return true;
},
Strophe.NS.ROSTERX, 'message', null
);
},
fetchRosterContacts () {
/* Fetches the roster contacts, first by trying the
* sessionStorage cache, and if that's empty, then by querying
* the XMPP server.
*
* Returns a promise which resolves once the contacts have been
* fetched.
*/
return new Promise((resolve, reject) => {
this.fetch({
'add': true,
'silent': true,
success (collection) {
if (collection.length === 0) {
_converse.send_initial_presence = true;
_converse.roster.fetchFromServer().then(resolve).catch(reject);
} else {
_converse.emit('cachedRoster', collection);
resolve();
}
}
});
});
},
subscribeToSuggestedItems (msg) {
_.each(msg.querySelectorAll('item'), function (item) {
if (item.getAttribute('action') === 'add') {
_converse.roster.addAndSubscribe(
item.getAttribute('jid'),
null,
_converse.xmppstatus.get('fullname')
);
}
});
return true;
},
isSelf (jid) {
return u.isSameBareJID(jid, _converse.connection.jid);
},
addAndSubscribe (jid, name, groups, message, attributes) {
/* Add a roster contact and then once we have confirmation from
* the XMPP server we subscribe to that contact's presence updates.
* Parameters:
* (String) jid - The Jabber ID of the user being added and subscribed to.
* (String) name - The name of that user
* (Array of Strings) groups - Any roster groups the user might belong to
* (String) message - An optional message to explain the
* reason for the subscription request.
* (Object) attributes - Any additional attributes to be stored on the user's model.
*/
const handler = (contact) => {
if (contact instanceof _converse.RosterContact) {
contact.subscribe(message);
}
}
this.addContact(jid, name, groups, attributes).then(handler, handler);
},
sendContactAddIQ (jid, name, groups, callback, errback) {
/* Send an IQ stanza to the XMPP server to add a new roster contact.
*
* Parameters:
* (String) jid - The Jabber ID of the user being added
* (String) name - The name of that user
* (Array of Strings) groups - Any roster groups the user might belong to
* (Function) callback - A function to call once the IQ is returned
* (Function) errback - A function to call if an error occured
*/
name = _.isEmpty(name)? jid: name;
const iq = $iq({type: 'set'})
.c('query', {xmlns: Strophe.NS.ROSTER})
.c('item', { jid, name });
_.each(groups, function (group) { iq.c('group').t(group).up(); });
_converse.connection.sendIQ(iq, callback, errback);
},
addContact (jid, name, groups, attributes) {
/* Adds a RosterContact instance to _converse.roster and
* registers the contact on the XMPP server.
* Returns a promise which is resolved once the XMPP server has
* responded.
*
* Parameters:
* (String) jid - The Jabber ID of the user being added and subscribed to.
* (String) name - The name of that user
* (Array of Strings) groups - Any roster groups the user might belong to
* (Object) attributes - Any additional attributes to be stored on the user's model.
*/
return new Promise((resolve, reject) => {
groups = groups || [];
name = _.isEmpty(name)? jid: name;
this.sendContactAddIQ(jid, name, groups,
() => {
const contact = this.create(_.assignIn({
ask: undefined,
fullname: name,
groups,
jid,
requesting: false,
subscription: 'none'
}, attributes), {sort: false});
resolve(contact);
},
function (err) {
alert(__('Sorry, there was an error while trying to add %1$s as a contact.', name));
_converse.log(err, Strophe.LogLevel.ERROR);
resolve(err);
}
);
});
},
subscribeBack (bare_jid) {
const contact = this.get(bare_jid);
if (contact instanceof _converse.RosterContact) {
contact.authorize().subscribe();
} else {
// Can happen when a subscription is retried or roster was deleted
const handler = (contact) => {
if (contact instanceof _converse.RosterContact) {
contact.authorize().subscribe();
}
}
this.addContact(bare_jid, '', [], { 'subscription': 'from' }).then(handler, handler);
}
},
getNumOnlineContacts () {
let ignored = ['offline', 'unavailable'];
if (_converse.show_only_online_users) {
ignored = _.union(ignored, ['dnd', 'xa', 'away']);
}
return _.sum(this.models.filter((model) => !_.includes(ignored, model.get('chat_status'))));
},
onRosterPush (iq) {
/* Handle roster updates from the XMPP server.
* See: https://xmpp.org/rfcs/rfc6121.html#roster-syntax-actions-push
*
* Parameters:
* (XMLElement) IQ - The IQ stanza received from the XMPP server.
*/
const id = iq.getAttribute('id');
const from = iq.getAttribute('from');
if (from && from !== "" && Strophe.getBareJidFromJid(from) !== _converse.bare_jid) {
// Receiving client MUST ignore stanza unless it has no from or from = user's bare JID.
// XXX: Some naughty servers apparently send from a full
// JID so we need to explicitly compare bare jids here.
// https://github.com/jcbrand/converse.js/issues/493
_converse.connection.send(
$iq({type: 'error', id, from: _converse.connection.jid})
.c('error', {'type': 'cancel'})
.c('service-unavailable', {'xmlns': Strophe.NS.ROSTER })
);
return true;
}
_converse.connection.send($iq({type: 'result', id, from: _converse.connection.jid}));
const items = sizzle(`query[xmlns="${Strophe.NS.ROSTER}"] item`, iq);
_.each(items, this.updateContact.bind(this));
_converse.emit('rosterPush', iq);
return true;
},
fetchFromServer () {
/* Fetch the roster from the XMPP server */
return new Promise((resolve, reject) => {
const iq = $iq({
'type': 'get',
'id': _converse.connection.getUniqueId('roster')
}).c('query', {xmlns: Strophe.NS.ROSTER});
const callback = _.flow(this.onReceivedFromServer.bind(this), resolve);
const errback = function (iq) {
const errmsg = "Error while trying to fetch roster from the server";
_converse.log(errmsg, Strophe.LogLevel.ERROR);
reject(new Error(errmsg));
}
return _converse.connection.sendIQ(iq, callback, errback);
});
},
onReceivedFromServer (iq) {
/* An IQ stanza containing the roster has been received from
* the XMPP server.
*/
const items = sizzle(`query[xmlns="${Strophe.NS.ROSTER}"] item`, iq);
_.each(items, this.updateContact.bind(this));
_converse.emit('roster', iq);
},
updateContact (item) {
/* Update or create RosterContact models based on items
* received in the IQ from the server.
*/
const jid = item.getAttribute('jid');
if (this.isSelf(jid)) { return; }
const contact = this.get(jid),
subscription = item.getAttribute("subscription"),
ask = item.getAttribute("ask"),
groups = _.map(item.getElementsByTagName('group'), Strophe.getText);
if (!contact) {
if ((subscription === "none" && ask === null) || (subscription === "remove")) {
return; // We're lazy when adding contacts.
}
this.create({
ask,
fullname: item.getAttribute("name") || jid,
groups,
jid,
subscription
}, {sort: false});
} else {
if (subscription === "remove") {
return contact.destroy(); // will trigger removeFromRoster
}
// We only find out about requesting contacts via the
// presence handler, so if we receive a contact
// here, we know they aren't requesting anymore.
// see docs/DEVELOPER.rst
contact.save({
subscription,
ask,
requesting: null,
groups
});
}
},
createRequestingContact (presence) {
/* Creates a Requesting Contact.
*
* Note: this method gets completely overridden by converse-vcard.js
*/
const bare_jid = Strophe.getBareJidFromJid(presence.getAttribute('from')),
nick_el = presence.querySelector(`nick[xmlns="${Strophe.NS.NICK}"]`);
const user_data = {
jid: bare_jid,
subscription: 'none',
ask: null,
requesting: true,
fullname: nick_el && nick_el.textContent || bare_jid,
};
this.create(user_data);
_converse.emit('contactRequest', user_data);
},
handleIncomingSubscription (presence) {
const jid = presence.getAttribute('from'),
bare_jid = Strophe.getBareJidFromJid(jid),
contact = this.get(bare_jid);
if (!_converse.allow_contact_requests) {
_converse.rejectPresenceSubscription(
jid,
__("This client does not allow presence subscriptions")
);
}
if (_converse.auto_subscribe) {
if ((!contact) || (contact.get('subscription') !== 'to')) {
this.subscribeBack(bare_jid);
} else {
contact.authorize();
}
} else {
if (contact) {
if (contact.get('subscription') !== 'none') {
contact.authorize();
} else if (contact.get('ask') === "subscribe") {
contact.authorize();
}
} else {
this.createRequestingContact(presence);
}
}
},
presenceHandler (presence) {
const presence_type = presence.getAttribute('type');
if (presence_type === 'error') { return true; }
const jid = presence.getAttribute('from'),
bare_jid = Strophe.getBareJidFromJid(jid),
resource = Strophe.getResourceFromJid(jid),
chat_status = _.propertyOf(presence.querySelector('show'))('textContent') || 'online',
status_message = _.propertyOf(presence.querySelector('status'))('textContent'),
contact = this.get(bare_jid);
if (this.isSelf(bare_jid)) {
if ((_converse.connection.jid !== jid) &&
(presence_type !== 'unavailable') &&
(_converse.synchronize_availability === true ||
_converse.synchronize_availability === resource)) {
// Another resource has changed its status and
// synchronize_availability option set to update,
// we'll update ours as well.
_converse.xmppstatus.save({'status': chat_status});
if (status_message) {
_converse.xmppstatus.save({'status_message': status_message});
}
}
return;
} else if (sizzle(`query[xmlns="${Strophe.NS.MUC}"]`, presence).length) {
return; // Ignore MUC
}
if (contact && (status_message !== contact.get('status'))) {
contact.save({'status': status_message});
}
if (presence_type === 'subscribed' && contact) {
contact.ackSubscribe();
} else if (presence_type === 'unsubscribed' && contact) {
contact.ackUnsubscribe();
} else if (presence_type === 'unsubscribe') {
return;
} else if (presence_type === 'subscribe') {
this.handleIncomingSubscription(presence);
} else if (presence_type === 'unavailable' && contact) {
contact.removeResource(resource);
} else if (contact) {
// presence_type is undefined
contact.addResource(presence);
}
}
});
this.RosterGroup = Backbone.Model.extend({
initialize (attributes) {
this.set(_.assignIn({
description: __('Click to hide these contacts'),
state: _converse.OPENED
}, attributes));
// Collection of contacts belonging to this group.
this.contacts = new _converse.RosterContacts();
}
});
this.RosterGroups = Backbone.Collection.extend({
model: _converse.RosterGroup,
fetchRosterGroups () {
/* Fetches all the roster groups from sessionStorage.
*
* Returns a promise which resolves once the groups have been
* returned.
*/
return new Promise((resolve, reject) => {
this.fetch({
silent: true, // We need to first have all groups before
// we can start positioning them, so we set
// 'silent' to true.
success: resolve
});
});
}
});
this.ConnectionFeedback = Backbone.Model.extend({
defaults: {
'connection_status': Strophe.Status.DISCONNECTED,
'message': ''
},
initialize () {
this.on('change', () => {
_converse.emit('connfeedback', _converse.connfeedback);
});
}
});
this.connfeedback = new this.ConnectionFeedback();
this.XMPPStatus = Backbone.Model.extend({
initialize () {
this.set({
'status' : this.getStatus()
});
this.on('change', (item) => {
if (_.has(item.changed, 'status')) {
_converse.emit('statusChanged', this.get('status'));
}
if (_.has(item.changed, 'status_message')) {
_converse.emit('statusMessageChanged', this.get('status_message'));
}
});
},
constructPresence (type, status_message) {
let presence;
type = _.isString(type) ? type : (this.get('status') || _converse.default_state);
status_message = _.isString(status_message) ? status_message : undefined;
// Most of these presence types are actually not explicitly sent,
// but I add all of them here for reference and future proofing.
if ((type === 'unavailable') ||
(type === 'probe') ||
(type === 'error') ||
(type === 'unsubscribe') ||
(type === 'unsubscribed') ||
(type === 'subscribe') ||
(type === 'subscribed')) {
presence = $pres({'type': type});
} else if (type === 'offline') {
presence = $pres({'type': 'unavailable'});
} else if (type === 'online') {
presence = $pres();
} else {
presence = $pres().c('show').t(type).up();
}
if (status_message) {
presence.c('status').t(status_message).up();
}
presence.c('priority').t(
_.isNaN(Number(_converse.priority)) ? 0 : _converse.priority
);
return presence;
},
sendPresence (type, status_message) {
_converse.connection.send(this.constructPresence(type, status_message));
},
setStatus (value) {
this.sendPresence(value);
this.save({'status': value});
},
getStatus () {
return this.get('status') || _converse.default_state;
},
setStatusMessage (status_message) {
this.sendPresence(this.getStatus(), status_message);
this.save({'status_message': status_message});
if (this.xhr_custom_status) {
const xhr = new XMLHttpRequest();
xhr.open('POST', this.xhr_custom_status_url, true);
xhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded; charset=UTF-8');
xhr.send({'msg': status_message});
}
const prev_status = this.get('status_message');
if (prev_status === status_message) {
this.trigger("update-status-ui", this);
}
}
});
this.setUpXMLLogging = function () {
Strophe.log = function (level, msg) {
_converse.log(msg, level);
};
if (this.debug) {
this.connection.xmlInput = function (body) {
_converse.log(body.outerHTML, Strophe.LogLevel.DEBUG, 'color: darkgoldenrod');
};
this.connection.xmlOutput = function (body) {
_converse.log(body.outerHTML, Strophe.LogLevel.DEBUG, 'color: darkcyan');
};
}
};
this.fetchLoginCredentials = () =>
new Promise((resolve, reject) => {
const xhr = new XMLHttpRequest();
xhr.open('GET', _converse.credentials_url, true);
xhr.setRequestHeader('Accept', "application/json, text/javascript");
xhr.onload = function() {
if (xhr.status >= 200 && xhr.status < 400) {
const data = JSON.parse(xhr.responseText);
resolve({
'jid': data.jid,
'password': data.password
});
} else {
xhr.onerror();
}
};
xhr.onerror = function () {
delete _converse.connection;
_converse.emit('noResumeableSession', this);
reject(xhr.responseText);
};
xhr.send();
});
this.startNewBOSHSession = function () {
const xhr = new XMLHttpRequest();
xhr.open('GET', _converse.prebind_url, true);
xhr.setRequestHeader('Accept', "application/json, text/javascript");
xhr.onload = function() {
if (xhr.status >= 200 && xhr.status < 400) {
const data = JSON.parse(xhr.responseText);
_converse.connection.attach(
data.jid, data.sid, data.rid,
_converse.onConnectStatusChanged);
} else {
xhr.onerror();
}
};
xhr.onerror = function () {
delete _converse.connection;
_converse.emit('noResumeableSession', this);
};
xhr.send();
};
this.restoreBOSHSession = function (jid_is_required) {
/* Tries to restore a cached BOSH session. */
if (!this.jid) {
const msg = "restoreBOSHSession: tried to restore a \"keepalive\" session "+
"but we don't have the JID for the user!";
if (jid_is_required) {
throw new Error(msg);
} else {
_converse.log(msg);
}
}
try {
this.connection.restore(this.jid, this.onConnectStatusChanged);
return true;
} catch (e) {
_converse.log(
"Could not restore session for jid: "+
this.jid+" Error message: "+e.message, Strophe.LogLevel.WARN);
this.clearSession(); // If there's a roster, we want to clear it (see #555)
return false;
}
};
this.attemptPreboundSession = function (reconnecting) {
/* Handle session resumption or initialization when prebind is
* being used.
*/
if (!reconnecting) {
if (this.keepalive && this.restoreBOSHSession(true)) {
return;
}
// No keepalive, or session resumption has failed.
if (this.jid && this.sid && this.rid) {
return this.connection.attach(
this.jid, this.sid, this.rid,
this.onConnectStatusChanged
);
}
}
if (this.prebind_url) {
return this.startNewBOSHSession();
} else {
throw new Error(
"attemptPreboundSession: If you use prebind and not keepalive, "+
"then you MUST supply JID, RID and SID values or a prebind_url.");
}
};
this.attemptNonPreboundSession = function (credentials, reconnecting) {
/* Handle session resumption or initialization when prebind is not being used.
*
* Two potential options exist and are handled in this method:
* 1. keepalive
* 2. auto_login
*/
if (!reconnecting && this.keepalive && this.restoreBOSHSession()) {
return;
}
if (credentials) {
// When credentials are passed in, they override prebinding
// or credentials fetching via HTTP
this.autoLogin(credentials);
} else if (this.auto_login) {
if (this.credentials_url) {
this.fetchLoginCredentials().then(
this.autoLogin.bind(this),
this.autoLogin.bind(this)
);
} else if (!this.jid) {
throw new Error(
"attemptNonPreboundSession: If you use auto_login, "+
"you also need to give either a jid value (and if "+
"applicable a password) or you need to pass in a URL "+
"from where the username and password can be fetched "+
"(via credentials_url)."
);
} else {
this.autoLogin(); // Probably ANONYMOUS login
}
} else if (reconnecting) {
this.autoLogin();
}
};
this.autoLogin = function (credentials) {
if (credentials) {
// If passed in, the credentials come from credentials_url,
// so we set them on the converse object.
this.jid = credentials.jid;
}
if (this.authentication === _converse.ANONYMOUS) {
if (!this.jid) {
throw new Error("Config Error: when using anonymous login " +
"you need to provide the server's domain via the 'jid' option. " +
"Either when calling converse.initialize, or when calling " +
"_converse.api.user.login.");
}
if (!this.connection.reconnecting) {
this.connection.reset();
}
this.connection.connect(this.jid.toLowerCase(), null, this.onConnectStatusChanged);
} else if (this.authentication === _converse.LOGIN) {
const password = _.isNil(credentials) ? (_converse.connection.pass || this.password) : credentials.password;
if (!password) {
if (this.auto_login) {
throw new Error("initConnection: If you use auto_login and "+
"authentication='login' then you also need to provide a password.");
}
_converse.setDisconnectionCause(Strophe.Status.AUTHFAIL, undefined, true);
_converse.disconnect();
return;
}
const resource = Strophe.getResourceFromJid(this.jid);
if (!resource) {
this.jid = this.jid.toLowerCase() + _converse.generateResource();
} else {
this.jid = Strophe.getBareJidFromJid(this.jid).toLowerCase()+'/'+resource;
}
if (!this.connection.reconnecting) {
this.connection.reset();
}
this.connection.connect(this.jid, password, this.onConnectStatusChanged);
}
};
this.logIn = function (credentials, reconnecting) {
// We now try to resume or automatically set up a new session.
// Otherwise the user will be shown a login form.
if (this.authentication === _converse.PREBIND) {
this.attemptPreboundSession(reconnecting);
} else {
this.attemptNonPreboundSession(credentials, reconnecting);
}
};
this.initConnection = function () {
if (!this.connection) {
if (!this.bosh_service_url && ! this.websocket_url) {
throw new Error("initConnection: you must supply a value for either the bosh_service_url or websocket_url or both.");
}
if (('WebSocket' in window || 'MozWebSocket' in window) && this.websocket_url) {
this.connection = new Strophe.Connection(this.websocket_url, this.connection_options);
} else if (this.bosh_service_url) {
this.connection = new Strophe.Connection(
this.bosh_service_url,
_.assignIn(this.connection_options, {'keepalive': this.keepalive})
);
} else {
throw new Error("initConnection: this browser does not support websockets and bosh_service_url wasn't specified.");
}
}
_converse.emit('connectionInitialized');
};
this._tearDown = function () {
/* Remove those views which are only allowed with a valid
* connection.
*/
_converse.emit('beforeTearDown');
_converse.unregisterPresenceHandler();
if (_converse.roster) {
_converse.roster.off().reset(); // Removes roster contacts
}
if (!_.isUndefined(_converse.session)) {
_converse.session.destroy();
}
window.removeEventListener('click', _converse.onUserActivity);
window.removeEventListener('focus', _converse.onUserActivity);
window.removeEventListener('keypress', _converse.onUserActivity);
window.removeEventListener('mousemove', _converse.onUserActivity);
window.removeEventListener(unloadevent, _converse.onUserActivity);
window.clearInterval(_converse.everySecondTrigger);
_converse.emit('afterTearDown');
return _converse;
};
this.initPlugins = function () {
// If initialize gets called a second time (e.g. during tests), then we
// need to re-apply all plugins (for a new converse instance), and we
// therefore need to clear this array that prevents plugins from being
// initialized twice.
// If initialize is called for the first time, then this array is empty
// in any case.
_converse.pluggable.initialized_plugins = [];
const whitelist = _converse.core_plugins.concat(
_converse.whitelisted_plugins);
if (_converse.view_mode === 'embedded') {
_.forEach([ // eslint-disable-line lodash/prefer-map
"converse-bookmarks",
"converse-controlbox",
"converse-dragresize",
"converse-headline",
"converse-minimize",
"converse-otr",
"converse-register",
"converse-vcard",
], (name) => {
_converse.blacklisted_plugins.push(name)
});
}
_converse.pluggable.initializePlugins({
'updateSettings' () {
_converse.log(
"(DEPRECATION) "+
"The `updateSettings` method has been deprecated. "+
"Please use `_converse.api.settings.update` instead.",
Strophe.LogLevel.WARN
)
_converse.api.settings.update.apply(_converse, arguments);
},
'_converse': _converse
}, whitelist, _converse.blacklisted_plugins);
_converse.emit('pluginsInitialized');
};
// Initialization
// --------------
// This is the end of the initialize method.
if (settings.connection) {
this.connection = settings.connection;
}
function finishInitialization () {
_converse.initPlugins();
_converse.initConnection();
_converse.setUpXMLLogging();
_converse.logIn();
_converse.registerGlobalEventHandlers();
if (!Backbone.history.started) {
Backbone.history.start();
}
}
if (!_.isUndefined(_converse.connection) &&
_converse.connection.service === 'jasmine tests') {
finishInitialization();
return _converse;
} else if (_.isUndefined(i18n)) {
finishInitialization();
} else {
i18n.fetchTranslations(
_converse.locale,
_converse.locales,
_.template(_converse.locales_url)({'locale': _converse.locale}))
.catch(_.partial(_converse.log, _, Strophe.LogLevel.FATAL))
.then(finishInitialization)
.catch(_.partial(_converse.log, _, Strophe.LogLevel.FATAL));
}
return init_promise;
};
// API methods only available to plugins
_converse.api = {
'connection': {
'connected' () {
return _converse.connection && _converse.connection.connected || false;
},
'disconnect' () {
_converse.connection.disconnect();
},
},
'emit' () {
_converse.emit.apply(_converse, arguments);
},
'user': {
'jid' () {
return _converse.connection.jid;
},
'login' (credentials) {
_converse.initConnection();
_converse.logIn(credentials);
},
'logout' () {
_converse.logOut();
},
'status': {
'get' () {
return _converse.xmppstatus.get('status');
},
'set' (value, message) {
const data = {'status': value};
if (!_.includes(_.keys(_converse.STATUS_WEIGHTS), value)) {
throw new Error('Invalid availability value. See https://xmpp.org/rfcs/rfc3921.html#rfc.section.2.2.2.1');
}
if (_.isString(message)) {
data.status_message = message;
}
_converse.xmppstatus.sendPresence(value);
_converse.xmppstatus.save(data);
},
'message': {
'get' () {
return _converse.xmppstatus.get('status_message');
},
'set' (stat) {
_converse.xmppstatus.save({'status_message': stat});
}
}
},
},
'settings': {
'update' (settings) {
u.merge(_converse.default_settings, settings);
u.merge(_converse, settings);
u.applyUserSettings(_converse, settings, _converse.user_settings);
},
'get' (key) {
if (_.includes(_.keys(_converse.default_settings), key)) {
return _converse[key];
}
},
'set' (key, val) {
const o = {};
if (_.isObject(key)) {
_.assignIn(_converse, _.pick(key, _.keys(_converse.default_settings)));
} else if (_.isString("string")) {
o[key] = val;
_.assignIn(_converse, _.pick(o, _.keys(_converse.default_settings)));
}
}
},
'promises': {
'add' (promises) {
promises = _.isArray(promises) ? promises : [promises]
_.each(promises, addPromise);
}
},
'contacts': {
'get' (jids) {
const _transform = function (jid) {
const contact = _converse.roster.get(Strophe.getBareJidFromJid(jid));
if (contact) {
return contact.attributes;
}
return null;
};
if (_.isUndefined(jids)) {
jids = _converse.roster.pluck('jid');
} else if (_.isString(jids)) {
return _transform(jids);
}
return _.map(jids, _transform);
},
'add' (jid, name) {
if (!_.isString(jid) || !_.includes(jid, '@')) {
throw new TypeError('contacts.add: invalid jid');
}
_converse.roster.addAndSubscribe(jid, _.isEmpty(name)? jid: name);
}
},
'tokens': {
'get' (id) {
if (!_converse.expose_rid_and_sid || _.isUndefined(_converse.connection)) {
return null;
}
if (id.toLowerCase() === 'rid') {
return _converse.connection.rid || _converse.connection._proto.rid;
} else if (id.toLowerCase() === 'sid') {
return _converse.connection.sid || _converse.connection._proto.sid;
}
}
},
'listen': {
'once': _converse.once.bind(_converse),
'on': _converse.on.bind(_converse),
'not': _converse.off.bind(_converse),
'stanza' (name, options, handler) {
if (_.isFunction(options)) {
handler = options;
options = {};
} else {
options = options || {};
}
_converse.connection.addHandler(
handler,
options.ns,
name,
options.type,
options.id,
options.from,
options
);
},
},
'waitUntil' (name) {
const promise = _converse.promises[name];
if (_.isUndefined(promise)) {
return null;
}
return promise;
},
'send' (stanza) {
_converse.connection.send(stanza);
},
};
// The public API
window.converse = {
'initialize' (settings, callback) {
return _converse.initialize(settings, callback);
},
'plugins': {
'add' (name, plugin) {
plugin.__name__ = name;
if (!_.isUndefined(_converse.pluggable.plugins[name])) {
throw new TypeError(
`Error: plugin with name "${name}" has already been `+
'registered!');
} else {
_converse.pluggable.plugins[name] = plugin;
}
}
},
'env': {
'$build': $build,
'$iq': $iq,
'$msg': $msg,
'$pres': $pres,
'Backbone': Backbone,
'Promise': Promise,
'Strophe': Strophe,
'_': _,
'f': f,
'b64_sha1': b64_sha1,
'moment': moment,
'sizzle': sizzle,
'utils': u
}
};
window.dispatchEvent(new Event('converse-loaded'));
return window.converse;
}));