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source 'http://rubygems.org' | ||
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gem "sinatra" | ||
gem "eventmachine" | ||
gem "em-websocket" |
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GEM | ||
remote: http://rubygems.org/ | ||
specs: | ||
addressable (2.2.6) | ||
em-websocket (0.3.1) | ||
addressable (>= 2.1.1) | ||
eventmachine (>= 0.12.9) | ||
eventmachine (0.12.10) | ||
rack (1.3.2) | ||
sinatra (1.2.6) | ||
rack (~> 1.1) | ||
tilt (< 2.0, >= 1.2.2) | ||
tilt (1.3.3) | ||
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PLATFORMS | ||
ruby | ||
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DEPENDENCIES | ||
em-websocket | ||
eventmachine | ||
sinatra |
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# Sinatra + EventMachine | ||
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Testando o EventMachine.. saber até que ponto ele pode me ajudar nos projetos :) | ||
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# Para testar: | ||
1 - clone o repositorio.. | ||
2 - instale as gems: | ||
bundle installl | ||
3 - rode o servidor: | ||
ruby event.rb | ||
4 - rode o sinatra em outra janela do Terminal: | ||
ruby home.rb | ||
5 - acesse a página em: | ||
http://localhost:4567 | ||
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require 'rubygems' | ||
require 'em-websocket' | ||
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EventMachine.run do | ||
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EventMachine::WebSocket.start(:host => "0.0.0.0", :port => 8080) do |ws| | ||
ws.onopen { ws.send "Hello from EventMachine :)" } | ||
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ws.onclose { puts "Connection closed =/" } | ||
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ws.onmessage { |msg| | ||
puts "Received: #{msg}" | ||
ws.send "#{msg}" | ||
} | ||
end | ||
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end |
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require 'rubygems' | ||
require 'sinatra' | ||
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get '/' do | ||
erb :index | ||
end |
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html, body, div, span, applet, object, iframe, | ||
h1, h2, h3, h4, h5, h6, p, blockquote, pre, | ||
a, abbr, acronym, address, big, cite, code, | ||
del, dfn, em, font, img, ins, kbd, q, s, samp, | ||
small, strike, strong, sub, sup, tt, var, | ||
b, u, i, center, | ||
dl, dt, dd, ol, ul, li, | ||
fieldset, form, label, legend, | ||
table, caption, tbody, tfoot, thead, tr, th, td { | ||
margin: 0; | ||
padding: 0; | ||
border: 0; | ||
outline: 0; | ||
font-size: 100%; | ||
vertical-align: baseline; | ||
background: transparent; | ||
} | ||
body { | ||
line-height: 1; | ||
} | ||
ol, ul { | ||
list-style: none; | ||
} | ||
blockquote, q { | ||
quotes: none; | ||
} | ||
blockquote:before, blockquote:after, | ||
q:before, q:after { | ||
content: ''; | ||
content: none; | ||
} | ||
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/* remember to define focus styles! */ | ||
:focus { | ||
outline: 0; | ||
} | ||
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/* remember to highlight inserts somehow! */ | ||
ins { | ||
text-decoration: none; | ||
} | ||
del { | ||
text-decoration: line-through; | ||
} | ||
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/* tables still need 'cellspacing="0"' in the markup */ | ||
table { | ||
border-collapse: collapse; | ||
border-spacing: 0; | ||
} | ||
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small { font-size: 11px; } | ||
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strong, h2, h3, h4, h5, h6 { font-weight: bold; } | ||
em { font-style: italic; } | ||
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a:link, a:visited, a:active{text-decoration: none; color: #900;} | ||
a:hover{text-decoration: underline;} | ||
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body{font: 14px Arial, Verdana, Helvetica, sans-serif; text-align: center; color:#000; letter-spacing: -1px; padding: 50px 0 0;} | ||
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h1{font-size: 2.5em; margin: 25px 0; color: #000; font-weight: bold; } | ||
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h3{font-size: 1.5em; color: #900; margin: 10px 0; } | ||
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#response { background: #f9f9f9; padding: 5px; width: 550px; text-align: left; border: 1px solid #e4e4e4; margin: 10px auto;} | ||
#response li { list-style: disc; margin-left: 20px; } | ||
#message { background: #e9e9e9; padding: 5px; width: 400px; text-align: left; border: 1px solid #d3d3d3; } | ||
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.creditos { font-size: .9em; letter-spacing: normal; margin-top: 50px; color: #666;} |
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> | ||
<html> | ||
<head> | ||
<title>Sinatra and EventMachine</title> | ||
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<link href="/css/style.css" rel="stylesheet" type="text/css" /> | ||
</head> | ||
<body> | ||
<div id="top"> | ||
<h1>Sinatra and EventMachine</h1> | ||
</div> | ||
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<div id="conteudo"> | ||
<h3>Messages</h3> | ||
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<ul id="response"></ul> | ||
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<form name="post-message" method="post"> | ||
<label>Your message: | ||
<input type="text" name="message" id="message" action="/" /> | ||
</label> | ||
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<input type="submit" value="Send" id="send" /> | ||
</form> | ||
</div> | ||
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<div id="footer"> | ||
<p class="creditos">Por <a href="http://twitter.com/mateuspontes">@mateuspontes</a></p> | ||
</div> | ||
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<script type="text/javascript" src="http://code.jquery.com/jquery-1.6.3.min.js"></script> | ||
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<script type="text/javascript"> | ||
$(function () { | ||
$("#message").focus(); | ||
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ws = new WebSocket("ws://0.0.0.0:8080"); | ||
ws.onmessage = function(msg) { | ||
$("#response").append("<li>"+msg.data+"</li>"); | ||
}; | ||
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ws.onclose = function() { | ||
console.log("closed =/"); | ||
} | ||
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ws.onopen = function() { | ||
console.log("connected! =)"); | ||
} | ||
}); | ||
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$("#send").click( function(e) { | ||
e.preventDefault(); | ||
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var message = $("#message"); | ||
ws.send(message.val()); | ||
message.val(""); | ||
}) | ||
</script> | ||
</body> | ||
</html> |