okay

example/server/server.js

@@ -0,0 +1,63 @@
+var socket = require('socket.io');
+
+var io = socket.listen(1923);
+
+var users = [];
+var messages = [];
+
+var names = [];
+
+io.on('connection', function (client) {
+
+
+    client.on('join', function (name) {
+
+        client.join('chat');
+
+        users.push(name);
+        names[client.id] = name;
+
+        client.emit('users', users);
+        client.emit('messages', messages);
+        client.emit('joined', true);
+        client.broadcast.emit('adduser', name);
+    });
+
+
+    client.on('send', function (message) {
+
+        var data = {
+            name: names[client.id],
+            message: message
+        };
+
+        if (messages.length > 10) {
+            messages.splice(0, 10);
+        }
+
+        messages.push(data);
+
+        io.emit('onmessage', data);
+
+    });
+
+
+    client.on('disconnect', function () {
+
+        var name = names[client.id];
+
+
+        delete names[client.id];
+
+        var index = users.indexOf(name);
+
+        if (index != -1) {
+            delete users[index];
+        }
+
+        io.emit('users', users);
+
+    });
+
+
+});