first commit

.gitignore

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+node_modules

README

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+Testing out socket.io by trying to make a mini-MUD (text-based game)
+via a web client.
+
+TODO:
+-scramble/translate messages based on linguist skills

app.js

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+var express = require('express');
+var ejs = require('ejs'); // EJS (Embedded JavaScript) https://github.com/visionmedia/ejs
+var app = express.createServer(express.logger());
+
+/*********** SERVER CONFIGURATION *****************/
+app.configure(function() {
+    app.set('view engine','ejs');
+    app.set('views',__dirname+ '/views');
+    app.set('view options',{layout:true});
+    app.register('html',require('ejs'));
+    app.use(express.static(__dirname + '/static'));
+    app.use(express.bodyParser());
+    app.use(express.logger());
+    app.use(express.errorHandler({ dumpExceptions: true, showStack: true }));
+});
+
+var currentServerSlogan = "Welcome to Ben's socket.io MUD experiment.<BR /> ALPHA<BR /><BR />";
+var cmd = "none";
+var tickTime = 10000;
+
+var possible = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
+
+var scrambleMsg = function(msg) {
+  var scrambledMsg = ""; 
+  for (var i=0; i<msg.length; i++) {
+    scrambledMsg += possible.charAt(Math.floor(Math.random() * possible.length));
+  }
+  return scrambledMsg;
+};
+
+var translate = function(msg, origMsg) {
+  var translatedMsg = ""; 
+  for (var i=0; i<msg.length; i++) {
+    if (Math.floor(Math.random() * train) > 2) {
+      translatedMsg += origMsg[i];
+    }
+    else {
+      translatedMsg += msg[i];
+    }
+  }
+  return translatedMsg;
+};
+
+var skillTranslation = 0;
+var train = function(skill) {
+  return skill++;
+};
+
+var io = require('socket.io').listen(app);
+io.configure('production', function() {
+  io.set('log level', 1);
+});
+
+io.sockets.on('connection', function (socket) {
+
+	newTick = function() {
+		var tickMsg = "testing";
+		socket.emit("newTick", { tickMsg: tickMsg });
+		console.log("Fired");
+		setTimeout(newTick, tickTime);
+	};
+
+	setTimeout(newTick, tickTime);
+
+	socket.emit("serverSlogan", currentServerSlogan);
+	socket.broadcast.emit("newClient", socket.id);
+
+	socket.on('private message', function (from, msg) {
+    	console.log('I received a private message by ', from, ' saying ', msg);
+  	});
+
+	socket.on("setServerSlogan", function (data) {
+   		currentServerSlogan = data; // set it
+   		socket.broadcast.emit("serverSlogan", currentServerSlogan); // tell everyone else the new slogan
+ 	});
+
+ 	socket.on("sendCmd", function (cmd) {
+ 		var command = cmd.cmd;
+ 		var timestamp = new Date();
+ 		console.log(timestamp);
+ 		var hours = timestamp.getHours();
+    var minutes = timestamp.getMinutes();
+    if (minutes < 10) {
+    	minutes = "0" + minutes;
+    }
+
+   	if (command === "d" || command === "down") {
+   		socket.emit("message", { msg: "[" + hours + ":" + minutes + "] User " + socket.id + " has headed " + command + "." });
+    }
+    else if (/gossip /).test(command) {
+      var msg = command.substring(7,command.length);
+      socket.emit("message", { msg: "[" + hours + ":" + minutes + "] User " + socket.id + " gossips, \"" + scrambleMsg(msg); + "\"" });
+   	}
+   	//console.log(msg);
+   	//socket.emit("message", msg);
+ 	});
+
+ 	socket.on('disconnect', function () {
+    	socket.broadcast.emit('user disconnected');
+  	});
+
+});
+
+app.get('/', function(request, response) {
+
+    var data = { mudName: "Ben's Test socket.io MUD" };
+
+    response.render("index.html", data);
+});
+
+// Make server turn on and listen at defined PORT (or port 3000 if is not defined).
+var port = process.env.PORT || 3000;
+app.listen(port, function() {
+  console.log("Listening on " + port);
+});

views/index.html

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+<H1><%= mudName %></H1>
+
+<DIV ID="mudShell"></DIV>
+
+command<BR />
+<FORM NAME="mudForm" ID="mudForm">
+<INPUT type="text" name="mudCmd" id="mudCmd" />
+<INPUT type="submit" name="send" />
+</FORM>
+
+<script src="/socket.io/socket.io.js"></script>
+<script type="text/javascript">
+
+var cmd = "";
+var socket = io.connect('http://localhost:3000');
+var win = $("#mudShell");
+
+socket.on('connect', function() {
+	socket.on("serverSlogan", function (data) {
+ 		win.append("MotD:<BR />"+data);
+	});
+	socket.on("newTick", function (data) {
+		console.log("Received tick");
+ 		win.append("&lt;"+data.tickMsg+"&gt; ");
+	});
+	socket.on("message", function (data) {
+		win.append("<BR />" + data.msg);
+		win.animate({ scrollTop: win.prop("scrollHeight") - win.height() }, 0);
+	});
+	socket.on("newClient", function (data) {
+ 		console.log("A new client connected whose id is: "+data);
+	});
+});
+
+function setServerSlogan(newSlogan) {
+ socket.emit("setServerSlogan", newSlogan);
+}
+
+function sendCmd(cmd) {
+	socket.emit("sendCmd", { cmd: cmd });
+	console.log("New cmd sent from client: " + cmd);
+}
+
+$(document).ready(function() {
+	$("#mudForm").submit(function() {
+		var cmd = $("#mudCmd").val();
+		sendCmd(cmd);
+		$("#mudCmd").val('');
+		return false;
+	});
+});
+
+</script>

views/layout.html

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+<HTML>
+
+<HEAD>
+<script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script>
+<TITLE>MUD</TITLE>
+<STYLE TYPE="text/css">
+	#mudShell { overflow-y: auto; width: 400px; height: 300px; vertical-align: bottom;
+	border-style: solid; border-color: black; border-width: 1px; }
+</STYLE>
+</HEAD>
+
+<BODY>
+
+<%- body %>
+
+</BODY>
+
+</HTML>