crtr0 · June 8, 2012 17:02 · Jun 8, 2012 · Jun 8, 2012
diff --git a/server.js b/server.js
@@ -13,5 +13,5 @@ io.sockets.on('connection', function(socket) {
 room = "abc123";
 io.sockets.in(room).emit('message', 'what is going on, party people?');
 
-// this message will NOT go to the client defined below
+// this message will NOT go to the client defined above
 io.sockets.in('foobar').emit('message', 'anyone in this room yet?');
diff --git a/client.js b/client.js
@@ -0,0 +1,14 @@
+// set-up a connection between the client and the server
+var socket = io.connect();
+
+// let's assume that the client page, once rendered, knows what room it wants to join
+var room = "abc123";
+
+socket.on('connect', function() {
+   // Connected, let's sign-up for to receive messages for this room
+   socket.emit('room', room);
+});
+
+socket.on('message', function(data) {
+   console.log('Incoming message:', data);
+});
diff --git a/server.js b/server.js
@@ -0,0 +1,17 @@
+// attach Socket.io to our HTTP server
+io = socketio.listen(server);
+
+// handle incoming connections from clients
+io.sockets.on('connection', function(socket) {
+    // once a client has connected, we expect to get a ping from them saying what room they want to join
+    socket.on('room', function(room) {
+        socket.join(room);
+    });
+});
+
+// now, it's easy to send a message to just the clients in a given room
+room = "abc123";
+io.sockets.in(room).emit('message', 'what is going on, party people?');
+
+// this message will NOT go to the client defined below
+io.sockets.in('foobar').emit('message', 'anyone in this room yet?');