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/**
* Chat state notifications (XEP 0085) plugin
* @see http://xmpp.org/extensions/xep-0085.html
*/
Strophe.addConnectionPlugin('chatstates',
{
init: function (connection)
{
this._connection = connection;
Strophe.addNamespace('CHATSTATES', 'http://jabber.org/protocol/chatstates');
},
statusChanged: function (status)
{
if (status === Strophe.Status.CONNECTED
|| status === Strophe.Status.ATTACHED)
{
this._connection.addHandler(this._notificationReceived.bind(this),
Strophe.NS.CHATSTATES, "message");
}
},
addActive: function(message)
{
return message.c('active', {xmlns: Strophe.NS.CHATSTATES}).up();
},
_notificationReceived: function(message)
{
var composing = $(message).find('composing'),
paused = $(message).find('paused'),
active = $(message).find('active'),
jid = $(message).attr('from');
if (composing.length > 0)
{
$(document).trigger('composing.chatstates', jid);
}
if (paused.length > 0)
{
$(document).trigger('paused.chatstates', jid);
}
if (active.length > 0)
{
$(document).trigger('active.chatstates', jid);
}
return true;
},
sendActive: function(jid, type)
{
this._sendNotification(jid, type, 'active');
},
sendComposing: function(jid, type)
{
this._sendNotification(jid, type, 'composing');
},
sendPaused: function(jid, type)
{
this._sendNotification(jid, type, 'paused');
},
_sendNotification: function(jid, type, notification)
{
if (!type) type = 'chat';
this._connection.send($msg(
{
to: jid,
type: type
})
.c(notification, {xmlns: Strophe.NS.CHATSTATES}));
}
});
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