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NodeJS PubSub server - simple firebase API clone
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| // PubSub | |
| window.PubSub = { | |
| socket: null, | |
| connect: function(url) { | |
| $.get(url, function(response) { | |
| console.log('SocketIO: '+response) | |
| PubSub.socket = io.connect(url); | |
| PubSub.socket.on('msg', PubSub.execute) | |
| }); | |
| }, | |
| execute: function(data) { | |
| if ( ! PubSub.socket ) return | |
| PubSub[data._func](data) | |
| }, | |
| emit: function(func, data) { | |
| if ( ! PubSub.socket ) return | |
| data = data || {} | |
| data['_func'] = func | |
| PubSub.socket.emit('all', data); | |
| }, | |
| } | |
| // site data | |
| PubSub.mouse = function (data) { $('#mouse').val(data.pos) }, | |
| PubSub.chat = function (data) { $('textarea')[0].value += data.nick+": "+data.data+"\n" } | |
| PubSub.connect('http://localhost:8000/'+(location.href.split('?')[1]||'')) | |
| function add_to_chat() { | |
| nick = $('#nick').val() || 'guest' | |
| data = $('#textdata').val(); | |
| PubSub.emit('chat', { nick:nick, data:data }) | |
| } | |
| $(document).mousemove(function(e){ | |
| PubSub.emit('mouse', { pos:e.pageX+'-'+e.pageY }) | |
| }) | |
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| sudo npm install nodemon -g | |
| nodemon server.coffee | |
| open stand-alone.html | |
| stand-alone.html?room1 | |
| stand-alone.html?room2 | |
| stand-alone.html?room3 | |
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| express = require("express") | |
| app = express() | |
| server = require("http").createServer(app) | |
| io = require("../..")(server) | |
| port = process.env.PORT or 8000 | |
| server.listen port, -> | |
| console.log "Server listening at port %d", port | |
| return | |
| ios = {} | |
| # every path is protexted namespace | |
| app.get '/*', (req, res) -> | |
| ns_name = req.path | |
| res.set 'Access-Control-Allow-Origin': '*' | |
| if ios[ns_name] | |
| res.send(200, "Using: #{ns_name}") | |
| else | |
| ios[ns_name] = io.of(ns_name).on "connection", (socket) -> | |
| socket.on "all", (data) -> | |
| console.log [ns_name, 'all', data] | |
| io.of(ns_name).emit('msg', data); | |
| res.send(200, "Created: #{ns_name}") | |
| if Object.keys(req.query).length > 0 | |
| console.log ["qs:#{ns_name}", 'all', req.query] | |
| io.of(ns_name).emit('msg', req.query); | |
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| <!doctype html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <title>Socket.IO Chat Example</title> | |
| <link rel="stylesheet" href="style.css"> | |
| <script src="https://code.jquery.com/jquery-1.10.2.min.js"></script> | |
| <script src="http://localhost:8000/socket.io/socket.io.js"></script> | |
| <script src="./client.js"></script> | |
| </head> | |
| <body style="padding:30px;"> | |
| <input id="nick" /> | |
| <input id="textdata" /> | |
| <button onclick="add_to_chat()">Test it</button> | |
| <br /> | |
| <textarea style="width:400px; height:200px;"></textarea> | |
| <br /> | |
| <br /> | |
| <input id="mouse" /> | |
| </body> | |
| </html> |
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