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var sys = require('sys'),
xmpp = require('node-xmpp'),
colors = require('colors'),
events = require('events');
function Pubsub(client, to) {
this.client = client;
if(to == null) {
to = 'pubsub.' + this.client.jid.domain;
}
this.to = to;
};
sys.inherits(Pubsub, events.EventEmitter);
exports.Pubsub = Pubsub;
Pubsub.prototype.createTree = function() {
sys.debug(new xmpp.Element('pubsub', {xmlns: 'http://jabber.org/protocol/pubsub'})
.c('create', {node: '/home/' + this.client.jid.domain + '/user'}).up()
.c('configure')
.tree());
this.client.iqSet(this.to, new xmpp.Element('pubsub', {xmlns: 'http://jabber.org/protocol/pubsub'})
.c('create', {node: '/home/' + this.client.jid.domain + '/user'}).up()
.c('configure')
.tree(),
function(stanza) {
sys.debug(stanza.toString().yellow);
sys.debug(stanza.getChild('pubsub', 'http://jabber.org/protocol/pubsub').toString.yellow);
}
);
};
Pubsub.prototype.discoverNodes = function(callback) {
var jabber = this.client;
this.client.iq(this.to,
new xmpp.Element('query', {xmlns: 'http://jabber.org/protocol/disco#items'}),
function(iq) {
callback.call(jabber, iq.getChild('query', 'http://jabber.org/protocol/disco#items').getChildren('item'));
}
);
};
Pubsub.prototype.node = function(node, callback) {
var exist = false;
var pubsub = this;
this.discoverNodes(function(items) {
items.forEach(function(item) {
if(item.attrs.node == node) { exist = true; }
});
if(! exist) { pubsub.createNode(node, callback); }
else { callback.call(pubsub.client); }
});
};
Pubsub.prototype.createNode = function(node, callback) {
var jabber = this.client;
this.client.iqSet(this.to, new xmpp.Element('pubsub', {xmlns: 'http://jabber.org/protocol/pubsub'})
.c('create', {node: node}).up()
.c('configure')
.tree(),
function(stanza) {
var pubsub = stanza.getChild('pubsub', 'http://jabber.org/protocol/pubsub');
if(pubsub != null) {
sys.debug(pubsub.toString().yellow);
callback.call(jabber);
}
}
);
};
Pubsub.prototype.publish = function(node, content) {
this.client.iqSet(this.to, new xmpp.Element('pubsub', {xmlns: 'http://jabber.org/protocol/pubsub'})
.c('publish', {node: node})
.c('item')
.cnode(content)
.tree(),
function(iq) {
sys.debug('PUBLISH : ' + iq);
sys.debug('just published'.yellow);
}
);
};
Pubsub.prototype.suscribe = function(node, callback) {
var jabber = this.client;
jabber.iqSet(this.to, new xmpp.Element('pubsub', {xmlns: 'http://jabber.org/protocol/pubsub'})
.c('subscription', {
node: node,
jid: jabber.jid.user + '@' + jabber.jid.domain
})
.tree(),
function(stanza) {
sys.debug(stanza.toString().yellow);
jabber._pubSubCallback[to + '#' + node] = callback;
}
);
};