Created
December 16, 2014 19:02
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Node, Websockets (socket.io), Prototypical inheritance
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| <!doctype> | |
| <html> | |
| <head> | |
| <title>hi</title> | |
| <style> | |
| body, html { | |
| background: #aaa; | |
| font-family: monospace; | |
| } | |
| </style> | |
| <script src="/socket.io/socket.io.js"></script> | |
| <script src="http://code.jquery.com/jquery-2.1.1.min.js"></script> | |
| <script> | |
| var ParentClassThing = function() { | |
| return this; | |
| } | |
| ParentClassThing.prototype.shared_method = function() { | |
| console.log("SHARED!"); | |
| } | |
| var Main = function() { | |
| console.log(this); | |
| var local = function() { | |
| console.log("LOCAL!"); | |
| } | |
| this.init_network = function() { | |
| this.socket = io(); | |
| console.log(this) | |
| this.socket.on("murat", function(msg){ | |
| $('body').append(msg).append('<br />'); | |
| }); | |
| local(); | |
| } | |
| this.init_ui = function() { | |
| var socket = this.socket; | |
| $('form').submit(function(e){ | |
| e.preventDefault(); | |
| var msg = $('input[name="message"]').val(); | |
| socket.emit("murat", msg); | |
| $('input[name="message"]').val(''); | |
| $('body').append(msg).append('<br />'); | |
| }); | |
| } | |
| return this; | |
| } | |
| Main.prototype = ParentClassThing.prototype; | |
| $(document).ready(function(){ | |
| var main = new Main(); | |
| main.init_network(); | |
| main.init_ui(); | |
| main.shared_method(); | |
| }); | |
| </script> | |
| </head> | |
| <body> | |
| <form> | |
| <input type='text' name='message' /> | |
| <input type='submit' name='asd' value='Send' /> | |
| </form> | |
| </body> | |
| </html> |
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| // now using express to handle routing | |
| var express = require('express'); | |
| var app = express(); | |
| var http = require('http').Server(app); | |
| var io = require('socket.io')(http) | |
| var path = require('path'); | |
| app.get('/', function(req, res){ | |
| res.sendFile(path.join(__dirname, 'ws.html')); | |
| }); | |
| http.listen(8888, function(){ | |
| console.log('listening on *:8888'); | |
| }); | |
| app.use(express.static(__dirname)); | |
| io.on('connection', function(socket){ | |
| console.log(socket.id); | |
| console.log('a user connected'); | |
| socket.on('murat', function(msg){ | |
| console.log('message to murat', msg); | |
| setTimeout(function() { | |
| socket.broadcast.emit("murat", msg); | |
| }, 2000); | |
| }); | |
| }); | |
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