server.js

var mongo = require("mongodb").MongoClient;
var client = require("socket.io").listen(6060).sockets;

mongo.connect("mongodb://127.0.0.1/chat", function(err, db){
	if(err) throw err;


	client.on("connection", function(socket) {

		//waiting for inbuts
		socket.on("input", function(data){
			var name = data.name,
			    message = data.message,
			    room = data.room,
			    whitespacePattern = /^\s*$/;

		var col = db.collection(room),
		
		sendStatus = function(s) {
			socket.emit("status", s);
		};

		//Get messages
		col.find().limit(100).sort({_id: 1}).toArray(function(err, res) {
			if(err) throw err;
			socket.emit("output", res);
			console.log(room);
		});



			if(whitespacePattern.test(name) || whitespacePattern.test(message)) {
				sendStatus("Name and message required");
			} else {



			col.insert({name: name, message: message, room: room}, function() {

				// Emit latest messages lol
				
				client.emit("output", [data]); 
				sendStatus({

				message: "Message sent",
				clear: true
				});
			});

			}

			
		});
	});

});