Created
November 10, 2010 18:57
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Node Tuts episode 7
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| var http = require('http'), | |
| sys = require('sys'), | |
| fs = require('fs'), | |
| io = require('socket.io'); | |
| var server = http.createServer(function(request, response) { | |
| response.writeHead(200, { | |
| 'Content-Type': 'text/html' | |
| }); | |
| var rs = fs.createReadStream(__dirname + '/template.html'); | |
| sys.pump(rs, response); | |
| }); | |
| var socket = io.listen(server); | |
| socket.on('connection', function(client) { | |
| var username; | |
| client.send('Welcome to this socket.io chat server!'); | |
| client.send('Please input your username: '); | |
| client.on('message', function(message) { | |
| if (!username) { | |
| username = message; | |
| client.send('Welcome, ' + username + '!'); | |
| return; | |
| } | |
| socket.broadcast(username + ' sent: ' + message); | |
| }); | |
| }); | |
| server.listen(4000); |
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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <title>Chat</title> | |
| <script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.4.3/jquery.min.js"></script> | |
| <script type="text/javascript" src="/socket.io/socket.io.js"></script> | |
| <script type="text/javascript"> | |
| $(document).ready(function() { | |
| var entry_el = $('#entry'); | |
| var socket = new io.Socket('localhost', {port: 4000}); | |
| socket.connect(); | |
| console.log('connecting...'); | |
| socket.on('connect', function() { | |
| console.log('connect'); | |
| }); | |
| socket.on('message', function(message) { | |
| var data = message.replace(/&/g,"&").replace(/</g,"<").replace(/>/g,">"); | |
| $('#log ul').append('<li>' + data + '</li>'); | |
| window.scrollBy(0, 1000000000000000); | |
| entry_el.focus(); | |
| }); | |
| entry_el.keypress(function(event) { | |
| if (event.keyCode != 13) return; | |
| var msg = entry_el.attr('value'); | |
| if (msg) { | |
| socket.send(msg); | |
| entry_el.attr('value', ''); | |
| } | |
| }); | |
| }); | |
| </script> | |
| <style type="text/css"> | |
| body { | |
| background-color: #666; | |
| color: fff; | |
| font-size: 14px; | |
| margin: 0; | |
| padding: 0; | |
| font-family: Helvetica, Arial, Sans-Serif; | |
| } | |
| #log { | |
| margin-bottom: 100px; | |
| width: 100%; | |
| } | |
| #log ul { | |
| padding: 0; | |
| margin: 0; | |
| } | |
| #log ul li { | |
| list-style-type: none; | |
| } | |
| #console { | |
| background-color: black; | |
| color: white; | |
| border-top:1px solid white; | |
| position: fixed; | |
| bottom: 0; | |
| width: 100%; | |
| font-size: 18px; | |
| } | |
| #console input { | |
| width: 100%; | |
| background-color: inherit; | |
| color: inherit; | |
| font-size: inherit; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <h1>Chat</h1> | |
| <div id="log"><ul></ul></div> | |
| <div id="console"> | |
| <input type="text" id="entry" /> | |
| </div> | |
| </body> | |
| </html> |
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