MAKE WEB REAL RealTime Socket.io Caesar Chi http://about.me/clonn Saturday, April 19, 14
Caesar Chi clonncd Saturday, April 19, 14
http://www.ickr.com/photos/kent-chen/6612953485/sizes/l/in/photostream/ Saturday, April 19, 14
REAL TIME? Saturday, April 19, 14
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http://www.ickr.com/photos/goldentime/4089413847/sizes/z/in/photostream/ Saturday, April 19, 14
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http://socket.io/ Saturday, April 19, 14
socket.ioinstall Saturday, April 19, 14
Socket.io Socket.io -client Saturday, April 19, 14
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Chrome FireFox IE Mobile Saturday, April 19, 14
WebSocket Adobe Flash Socket AJAX long polling AJAX multipart streaming Forever Iframe JSONP Polling Saturday, April 19, 14
Simple Code https://gist.github.com/4049817 Saturday, April 19, 14
var io = require('socket.io').listen(80); io.sockets.on('connection', function (socket) { socket.emit('news', { hello: 'world' }); socket.on('my other event', function (data) { console.log(data); }); }); var socket = io.connect(); socket.on('news', function (data) { console.log(data); socket.emit('my other event', { my: 'data' }); }); Saturday, April 19, 14
var app = require('http').createServer(handler) , io = require('socket.io').listen(app) , fs = require('fs') var socketio = require('socket.io'), io; function handler (req, res) { fs.readFile(__dirname + '/index.html', function (err, data) { if (err) { res.writeHead(500); return res.end('Error loading index.html'); } res.writeHead(200); res.end(data); }); } Saturday, April 19, 14
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with Express Saturday, April 19, 14
server = http.createServer(app); server.listen(app.get('port'), function(){ console.log("Express server listening on port " + app.get('port')); }); require('./io.server').io(server); Saturday, April 19, 14
var socketio = require('socket.io'), io; exports.io = function (server) { io = socketio.listen(server); io.sockets.on('connection', function (socket) { socket.emit('init', { id: socket.id }); }); }; Saturday, April 19, 14
var socket = io.connect(), socket.on('init', function (data) { concole.log(data); }); Saturday, April 19, 14
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io.sockets.on('connection', function (socket) { socket.broadcast.emit('user connected'); }); () Saturday, April 19, 14
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io.sockets.on('connection', function (socket) { io.sockets.emit('user connected'); }); () Saturday, April 19, 14
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https://github.com/LearnBoost/Socket.IO/wiki/Conguring- Socket.IO Saturday, April 19, 14
// assuming io is the Socket.IO server object io.configure(function () { io.set("transports", ["xhr-polling"]); io.set("polling duration", 10); }); Saturday, April 19, 14
https://github.com/LearnBoost/socket.io/wiki/Authorizing Saturday, April 19, 14
handshake Saturday, April 19, 14
Cookie Saturday, April 19, 14
{ headers: req.headers // the headers of the request , time: (new Date) +'' // date time of the connection , address: socket.address() // remoteAddress and remotePort object , xdomain: !!headers.origin // was it a cross domain request? , secure: socket.secure // https connection , issued: +date // EPOCH of when the handshake was created , url: request.url // the entrance path of the request , query: data.query // the result of url.parse().query or a empty object } Saturday, April 19, 14
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var io = require('socket.io').listen(80); io.configure(function (){ io.set('authorization', function (handshakeData, callback) { handshakeData.userData = { name: Caesar, age: 18 }; callback(null, true); // error first callback style }); }); User Connection Saturday, April 19, 14
io.sockets.on('connection', function (socket) { console.log(socket.handshake.userData); }); User Data Saturday, April 19, 14
NODE Saturday, April 19, 14
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https://github.com/clonn/socket-server https://github.com/clonn/comet-todo-list Saturday, April 19, 14
https://gist.github.com/4049817 https://github.com/clonn/socket-server https://github.com/clonn/comet-todo-list Saturday, April 19, 14
