Created
April 24, 2010 15:53
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WebSocket Chat with Node.JS and Sinatra
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| require 'rubygems' | |
| require 'sinatra' | |
| get '/' do | |
| ' | |
| <!doctype html> | |
| <html> | |
| <head> | |
| <meta charset="UTF-8"> | |
| </head> | |
| <body> | |
| <form> | |
| <label for="message">mensagem:</label> | |
| <input type="text" id="message" name="message"> | |
| <input type="submit" value="enviar"> | |
| </form> | |
| <div id="messages"></div> | |
| <script> | |
| var chat = new WebSocket("ws://189.106.97.39:8080"); | |
| chat.onopen = function(){ | |
| chatPrint("Você entrou no chat"); | |
| } | |
| chat.onmessage = function(data){ | |
| chatPrint(data.data); | |
| } | |
| function chatPrint(message){ | |
| document.getElementById("messages").innerHTML = "<p>" + message + "</p>" + document.getElementById("messages").innerHTML; | |
| } | |
| document.getElementsByTagName("form")[0].onsubmit = function(){ | |
| chat.send(document.getElementById("message").value); | |
| document.getElementById("message").value= ""; | |
| return false; | |
| } | |
| </script> | |
| </body> | |
| </html>' | |
| end |
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| // using http://github.com/tristandunn/node-websocket | |
| var sys = require('sys'), | |
| WebSocket = require('./node-websocket/lib/websocket').WebSocket, | |
| Connection = require('./node-websocket/lib/connection').Connection; | |
| var people = [], | |
| Chat = Connection; | |
| Chat.prototype.onopen = function() { | |
| sys.puts('New connection.'); | |
| people.push(this); | |
| }; | |
| Chat.prototype.onmessage = function(data) { | |
| for (var x = 0; x < people.length; x++){ | |
| people[x].send(data); | |
| } | |
| }; | |
| Chat.prototype.onclose = function() { | |
| sys.puts('Lost connection.'); | |
| }; | |
| new WebSocket(Chat); |
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