xmpp.chapril.org-conversejs/chat.js

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var helpers = (function (helpers) {
helpers.oc = function (a) {
// Thanks to Jonathan Snook: http://snook.ca
var o = {};
for(var i=0; i<a.length; i++) {
o[a[i]]='';
}
return o;
};
helpers.hash = function (str) {
// FIXME
if (str == 'online-users-container') {
return str;
}
var shaobj = new jsSHA(str);
return shaobj.getHash("HEX");
};
helpers.size = function (obj) {
var size = 0, key;
for (key in obj) {
if (obj.hasOwnProperty(key)) {
size++;
}
}
return size;
};
return helpers;
})(helpers || {});
var xmppchat = (function (jarnxmpp, $, console) {
var ob = jarnxmpp;
/* FIXME: XEP-0136 specifies 'urn:xmpp:archive' but the mod_archive_odbc
* add-on for ejabberd wants the URL below. This might break for other
* Jabber servers.
*/
ob.Collections = {
'URI': 'http://www.xmpp.org/extensions/xep-0136.html#ns'
};
ob.Messages = jarnxmpp.Messages || {};
ob.Presence = jarnxmpp.Presence || {};
ob.isOwnUser = function (jid) {
return (Strophe.getBareJidFromJid(jid) === Strophe.getBareJidFromJid(xmppchat.connection.jid));
};
ob.ChatPartners = (function () {
/* A mapping of bare JIDs to resources, to keep track of
* how many resources we have per chat partner.
*/
var storage = {};
var methods = {};
methods.add = function (bare_jid, resource) {
if (Object.prototype.hasOwnProperty.call(storage, bare_jid)) {
if (!(resource in helpers.oc(storage[bare_jid]))) {
storage[bare_jid].push(resource);
}
} else {
storage[bare_jid] = [resource];
}
};
methods.remove = function (bare_jid, resource) {
// Removes the resource for a user and returns the number of
// resources left over.
if (Object.prototype.hasOwnProperty.call(storage, bare_jid)) {
if (resource in helpers.oc(storage[bare_jid])) {
var idx = storage[bare_jid].indexOf(resource);
if (idx !== undefined) {
storage[bare_jid].splice(idx, 1);
if (storage[bare_jid].length === 0) {
delete storage[bare_jid];
return 0;
}
else {
return storage[bare_jid].length;
}
}
}
}
return 0;
};
methods.getTotal = function () {
return helpers.size(storage);
};
return methods;
})();
ob.Messages.ClientStorage = (function () {
methods = {};
methods.addMessage = function (jid, msg, direction) {
var bare_jid = Strophe.getBareJidFromJid(jid),
now = new Date().toISOString(),
msgs = store.get(bare_jid) || [];
if (msgs.length >= 30) {
msgs.shift();
}
msgs.push(now+' '+direction+' '+msg);
store.set(bare_jid, msgs);
};
methods.getMessages = function (jid) {
return store.get(jid) || [];
};
return methods;
})();
ob.Messages.getMessages = function (jid, callback) {
var bare_jid = Strophe.getBareJidFromJid(jid),
msgs = this.ClientStorage.getMessages(bare_jid);
callback(msgs);
};
ob.Messages.sendMessage = function (jid, text, callback) {
// TODO: Look in ChatPartners to see what resources we have for the recipient.
// if we have one resource, we sent to only that resources, if we have multiple
// we send to the bare jid.
// FIXME: see if @@content-transform is required
var message,
that = this;
$.getJSON(portal_url + '/content-transform?', {text: text}, function (data) {
message = $msg({to: jid, type: 'chat'})
.c('body').t(data.text).up()
.c('active', {'xmlns': 'http://jabber.org/protocol/chatstates'});
xmppchat.connection.send(message);
that.ClientStorage.addMessage(jid, data.text, 'to');
callback();
});
};
ob.Messages.messageReceived = function (message) {
var jid = $(message).attr('from'),
bare_jid = Strophe.getBareJidFromJid(jid),
resource = Strophe.getResourceFromJid(jid),
delayed = $(message).find('delay').length > 0,
body = $(message).children('body').text(),
event = jQuery.Event('jarnxmpp.message');
if (body !== "") {
var xhtml_body = $(message).find('html > body').contents();
if (xhtml_body.length > 0) {
event.mtype = 'xhtml';
event.body = xhtml_body.html();
} else {
event.body = body;
event.mtype = 'text';
}
}
event.from = jid;
event.delayed = delayed;
event.message = message;
ob.ChatPartners.add(bare_jid, resource);
if (event.body) {
ob.Messages.ClientStorage.addMessage(jid, event.body, 'from');
}
if ((xmppchat.Storage.get(xmppchat.username+'-xmpp-status') || 'online') !== 'offline') {
// Only trigger the UI event if the user is not offline.
$(document).trigger(event);
}
return true;
};
ob.Collections.getLastCollection = function (jid, callback) {
var bare_jid = Strophe.getBareJidFromJid(jid),
iq = $iq({'type':'get'})
.c('list', {'xmlns': this.URI,
'with': bare_jid
})
.c('set', {'xmlns': 'http://jabber.org/protocol/rsm'})
.c('before').up()
.c('max')
.t('1');
xmppchat.connection.sendIQ(iq,
callback,
function () {
console.log('Error while retrieving collections');
});
};
ob.Collections.getLastMessages = function (jid, callback) {
var that = this;
this.getLastCollection(jid, function (result) {
// Retrieve the last page of a collection (max 30 elements).
var $collection = $(result).find('chat'),
jid = $collection.attr('with'),
start = $collection.attr('start'),
iq = $iq({'type':'get'})
.c('retrieve', {'start': start,
'xmlns': that.URI,
'with': jid
})
.c('set', {'xmlns': 'http://jabber.org/protocol/rsm'})
.c('max')
.t('30');
xmppchat.connection.sendIQ(iq, callback);
});
};
ob.Presence.getOwnStatus = function () {
return xmppchat.Storage.get(xmppchat.username+'-xmpp-status');
};
ob.Presence.onlineCount = function () {
return xmppchat.ChatPartners.getTotal();
};
ob.Presence.sendPresence = function (type) {
if (type === undefined) {
type = this.getOwnStatus() || 'online';
}
xmppchat.connection.send($pres({'type':type}));
};
ob.Presence.presenceReceived = function (presence) {
var jid = $(presence).attr('from'),
bare_jid = Strophe.getBareJidFromJid(jid),
resource = Strophe.getResourceFromJid(jid),
ptype = $(presence).attr('type'),
status = '';
if (ptype === 'subscribe') {
// User wants to subscribe to us. Always approve and
// ask to subscribe to him
jarnxmpp.connection.send($pres({to: jid, type: 'subscribed'}));
jarnxmpp.connection.send($pres({to: jid, type: 'subscribe'}));
} else if (ptype !== 'error') { // Presence has changed
if (ptype === 'unavailable') {
status = 'unavailable';
} else if (ptype === 'offline') {
status = 'offline';
} else if (ptype === 'busy') {
status = 'busy';
} else if (ptype === 'away') {
status = 'away';
} else {
status = ($(presence).find('show').text() === '') ? 'online' : 'away';
}
if ((status !== 'offline')&&(status !== 'unavailable')) {
xmppchat.ChatPartners.add(bare_jid, resource);
$(document).trigger('jarnxmpp.presence', [jid, status, presence]);
} else {
if (xmppchat.ChatPartners.remove(bare_jid, resource) === 0) {
// Only notify offline/unavailable if there aren't any other resources for that user
$(document).trigger('jarnxmpp.presence', [jid, status, presence]);
}
}
}
return true;
};
ob.Taskbuffer = (function ($) {
buffer = {};
buffer.tasks = [];
buffer.deferred = $.when();
buffer.handleTasks = function () {
var task;
// If the current deferred task is resolved and there are more tasks
if (buffer.deferred.isResolved() && buffer.tasks.length > 0) {
// Get the next task in the queue and set the new deferred.
task = buffer.tasks.shift();
buffer.deferred = $.when(task.method.apply(task.that, task.parameters));
if (buffer.tasks.length > 0) {
buffer.deferred.done(buffer.handleTasks);
}
}
};
return buffer;
})(jQuery);
return ob;
})(jarnxmpp || {}, jQuery, console || {log: function(){}});