xmpp.chapril.org-conversejs/Libraries/jarnxmpp.core.handlers.js
2013-04-15 10:01:07 +02:00

252 lines
9.4 KiB
JavaScript

/*global $:false, document:false, window:false, portal_url:false,
$msg:false, Strophe:false, setTimeout:false, navigator:false, jarn:false, google:false, jarnxmpp:false, jQuery:false, sessionStorage:false, $iq:false, $pres:false, Image:false, */
(function (jarnxmpp, $, portal_url) {
portal_url = portal_url || '';
jarnxmpp.Storage = {
storage: null,
init: function () {
try {
if ('sessionStorage' in window && window.sessionStorage !== null && JSON in window && window.JSON !== null) {
jarnxmpp.Storage.storage = sessionStorage;
if (!('_user_info' in jarnxmpp.Storage.storage)) {
jarnxmpp.Storage.set('_user_info', {});
}
if (!('_vCards' in jarnxmpp.Storage.storage)) {
jarnxmpp.Storage.set('_vCards', {});
}
if (!('_subscriptions' in jarnxmpp.Storage.storage)) {
jarnxmpp.Storage.set('_subscriptions', null);
}
}
} catch (e) {}
},
get: function (key) {
if (key in sessionStorage) {
return JSON.parse(sessionStorage[key]);
}
return null;
},
set: function (key, value) {
sessionStorage[key] = JSON.stringify(value);
},
xmppGet: function (key, callback) {
var stanza = $iq({type: 'get'})
.c('query', {xmlns: 'jabber:iq:private'})
.c('jarnxmpp', {xmlns: 'http://jarn.com/ns/jarnxmpp:prefs:' + key})
.tree();
jarnxmpp.connection.sendIQ(stanza, function success(result) {
callback($('jarnxmpp ' + 'value', result).first().text());
});
},
xmppSet: function (key, value) {
var stanza = $iq({type: 'set'})
.c('query', {xmlns: 'jabber:iq:private'})
.c('jarnxmpp', {xmlns: 'http://jarn.com/ns/jarnxmpp:prefs:' + key})
.c('value', value)
.tree();
jarnxmpp.connection.sendIQ(stanza);
}
};
jarnxmpp.Storage.init();
jarnxmpp.Presence = {
online: {},
_user_info: {},
onlineCount: function () {
var me = Strophe.getNodeFromJid(jarnxmpp.connection.jid),
counter = 0,
user;
for (user in jarnxmpp.Presence.online) {
if ((jarnxmpp.Presence.online.hasOwnProperty(user)) && user !== me) {
counter += 1;
}
}
return counter;
},
getUserInfo: function (user_id, callback) {
// User info on browsers without storage
if (jarnxmpp.Storage.storage === null) {
if (user_id in jarnxmpp.Presence._user_info) {
callback(jarnxmpp.Presence._user_info[user_id]);
} else {
$.getJSON(portal_url + "/xmpp-userinfo?user_id=" + user_id, function (data) {
jarnxmpp.Presence._user_info[user_id] = data;
callback(data);
});
}
} else {
var _user_info = jarnxmpp.Storage.get('_user_info');
if (user_id in _user_info) {
callback(_user_info[user_id]);
} else {
$.getJSON(portal_url + "/xmpp-userinfo?user_id=" + user_id, function (data) {
_user_info[user_id] = data;
jarnxmpp.Storage.set('_user_info', _user_info);
callback(data);
});
}
}
}
};
jarnxmpp.vCard = {
_vCards: {},
_getVCard: function (jid, callback) {
var stanza =
$iq({type: 'get', to: jid})
.c('vCard', {xmlns: 'vcard-temp'}).tree();
jarnxmpp.connection.sendIQ(stanza, function (data) {
var result = {};
$('vCard[xmlns="vcard-temp"]', data).children().each(function (idx, element) {
result[element.nodeName] = element.textContent;
});
if (typeof (callback) !== 'undefined') {
callback(result);
}
});
},
getVCard: function (jid, callback) {
jid = Strophe.getBareJidFromJid(jid);
if (jarnxmpp.Storage.storage === null) {
if (jid in jarnxmpp.vCard._vCards) {
callback(jarnxmpp.vCard._vCards[jid]);
} else {
jarnxmpp.vCard._getVCard(jid, function (result) {
jarnxmpp.vCard._vCards[jid] = result;
callback(result);
});
}
} else {
var _vCards = jarnxmpp.Storage.get('_vCards');
if (jid in _vCards) {
callback(_vCards[jid]);
} else {
jarnxmpp.vCard._getVCard(jid, function (result) {
_vCards[jid] = result;
jarnxmpp.Storage.set('_vCards', _vCards);
callback(result);
});
}
}
},
setVCard: function (params, photoUrl) {
var key,
vCard = Strophe.xmlElement('vCard', [['xmlns', 'vcard-temp'], ['version', '2.0']]);
for (key in params) {
if (params.hasOwnProperty(key)) {
vCard.appendChild(Strophe.xmlElement(key, [], params[key]));
}
}
var send = function () {
var stanza = $iq({type: 'set'}).cnode(vCard).tree();
jarnxmpp.connection.sendIQ(stanza);
};
if (typeof (photoUrl) === 'undefined') {
send();
} else {
jarnxmpp.vCard.getBase64Image(photoUrl, function (base64img) {
base64img = base64img.replace(/^data:image\/png;base64,/, "");
var photo = Strophe.xmlElement('PHOTO');
photo.appendChild(Strophe.xmlElement('TYPE', [], 'image/png'));
photo.appendChild(Strophe.xmlElement('BINVAL', [], base64img));
vCard.appendChild(photo);
send();
});
}
},
getBase64Image: function (url, callback) {
// Create the element, then draw it on a canvas to get the base64 data.
var img = new Image();
$(img).load(function () {
var canvas = document.createElement('canvas');
canvas.width = img.width;
canvas.height = img.height;
var ctx = canvas.getContext("2d");
ctx.drawImage(img, 0, 0);
callback(canvas.toDataURL('image/png'));
}).attr('src', url);
}
};
jarnxmpp.onConnect = function (status) {
if ((status === Strophe.Status.ATTACHED) || (status === Strophe.Status.CONNECTED)) {
$(window).bind('beforeunload', function () {
$(document).trigger('jarnxmpp.disconnecting');
var presence = $pres({type: 'unavailable'});
jarnxmpp.connection.send(presence);
jarnxmpp.connection.disconnect();
jarnxmpp.connection.flush();
});
$(document).trigger('jarnxmpp.connected');
} else if (status === Strophe.Status.DISCONNECTED) {
$(document).trigger('jarnxmpp.disconnected');
}
};
jarnxmpp.rawInput = function (data) {
var event = jQuery.Event('jarnxmpp.dataReceived');
event.text = data;
$(document).trigger(event);
};
jarnxmpp.rawOutput = function (data) {
var event = jQuery.Event('jarnxmpp.dataSent');
event.text = data;
$(document).trigger(event);
};
$(document).bind('jarnxmpp.connected', function () {
// Logging
jarnxmpp.connection.rawInput = jarnxmpp.rawInput;
jarnxmpp.connection.rawOutput = jarnxmpp.rawOutput;
});
$(document).bind('jarnxmpp.disconnecting', function () {
if (jarnxmpp.Storage.storage !== null) {
jarnxmpp.Storage.set('online-count', jarnxmpp.Presence.onlineCount());
}
});
$(document).ready(function () {
var resource = jarnxmpp.Storage.get('xmppresource');
if (resource) {
data = {'resource': resource};
} else {
data = {};
}
$.ajax({
'url':portal_url + '/@@xmpp-loader',
'dataType': 'json',
'data': data,
'success': function (data) {
if (!(('rid' in data) && ('sid' in data) && ('BOSH_SERVICE' in data))) {
return;
}
if (!resource) {
jarnxmpp.Storage.set('xmppresource', Strophe.getResourceFromJid(data.jid));
}
jarnxmpp.BOSH_SERVICE = data.BOSH_SERVICE;
jarnxmpp.jid = data.jid;
jarnxmpp.connection = new Strophe.Connection(jarnxmpp.BOSH_SERVICE);
jarnxmpp.connection.attach(jarnxmpp.jid, data.sid, data.rid, jarnxmpp.onConnect);
}
});
});
})(window.jarnxmpp = window.jarnxmpp || {}, jQuery, portal_url);