function sanitizeName(newnick) {
var sanitized = '';
if(newnick === null) {
sanitized = name.generate();
} else {
sanitized = escapeHtml(newnick.trim());
if(sanitized == '') {
sanitized = name.generate();
}
}
return sanitized;
}
io.on('connection', function(client){
var session = {uuid:null, name:name.generate()};
sessions[client.sessionId] = session;
client.on('message', function(message){
switch(message.type) {
case 'DEQUEUE': // someone has removed a song
removeFromQueue(message.uuid, session);
break;
case 'MSG': // someone has sent a message
message.who=session.name;
util.log('user:'******':'+session.name+': '+message.message);
io.broadcast(message);
break;
case 'NICK': // user changes nickname
var oldname = session.name;
session.name = sanitizeName(message.name);
io.broadcast({
type:'NICK'
,uuid:session.uuid
,oldname:oldname
,name:session.name
});
util.log('user:'******':'+oldname+' is now '+session.name);
break;
case 'READY': // user is ready for music
if(currentSongStarted) {
client.send({
type:'PLAY'
,song:songs[queue[0]]
,position:(new Date().getTime())-currentSongStarted
});
};
break;
case 'USER': // user has joined the page
session.uuid = message.uuid;
session.name = sanitizeName(message.name);
client.send({
type:'NICK'
,uuid:session.uuid
,name:session.name
});
util.log('Client '+client.sessionId+' user:'******' name:'+session.name+' ip:'+client.connection.remoteAddress);
if((session.uuid in clients) == false) {
client.broadcast({
type:'JOIN'
,uuid:session.uuid
,name:session.name
});
}
clients[session.uuid] = client.sessionId;
client.send({
type:'NAMES'
,members:getMembers()
});
client.send({
type:'SONGS'
,queue:queue
,songs:getSongs()
});
if(!currentSongStarted) {
client.send({type:'STOP'});
}
break;
default: // should never see this
util.log('user:'******':'+session.name
+'; unknown message:'+util.inspect(message, true, null));
break;
}
});
// someone has disconnected
client.on('disconnect', function(){
var session = sessions[client.sessionId];
var clientid = clients[session.uuid];
if(session.uuid && clientid && clientid == client.sessionId) {
client.broadcast({
type:'PART'
,uuid:session.uuid
});
delete clients[session.uuid];
}
delete sessions[client.sessionId];
});
});