setTimeout(function() {
var data = extend({}, profile, { room: room });
// announce and emit the local announce event
signaller.announce(data);
announced = true;
}, 0);
signaller.profile = function(data) {
extend(profile, data);
// if we have already announced, then reannounce our profile to provide
// others a `peer:update` event
if (announced) {
signaller.announce(profile);
}
return signaller;
};