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loader.html
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<!DOCTYPE HTML>
<html>
<head>
<link rel="stylesheet" href="styles.css" type="text/css" media="screen">
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js"></script>
<link href="bootstrap/css/bootstrap.min.css" rel="stylesheet" media="screen">
<script src="//ajax.googleapis.com/ajax/libs/jqueryui/1.9.1/jquery-ui.min.js"></script>
<script src="js/underscore-min.js" type="text/javascript" charset="utf-8"></script>
<title> Girl Talk in a Box</title>
</head>
<body>
<div id="wrap" class="navbar navbar-inverse">
<div class="navbar-inner">
<div class="container">
<a class="btn btn-navbar" data-toggle="collapse" data-target=".nav-collapse">
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
</a>
<a id='show-search' class="brand">Girl Talk in a Box</a>
<div class="nav-collapse collapse">
<ul class="nav">
<li><a id='show-main' href="index.html">Main</a></li>
<li><a id='show-gallery' href="gallery.html">Gallery of songs</a></li>
<li class="active"><a id='show-loader' href="loader.html">Upload a song</a></li>
<li><a id='show-help' href="help.html">Help</a></li>
<li><a id='show-about' href="about.html">About</a></li>
</ul>
</div>
</div>
</div>
</div>
<div id="hero" class="hero-unit">
<div class="container">
<h2> Upload a song</h2>
Upload a song to Girl Talk in a Box
<div id='select-track'>
<form action="https://s3.amazonaws.com/static.echonest.com" method="post" enctype="multipart/form-data">
<input id='f-filename' type="hidden" name="key" value="audio2/${filename}">
<input id='f-key' type="hidden" name="AWSAccessKeyId" value="YOUR_AWS_ACCESS_KEY">
<input type="hidden" name="acl" value="public-read">
<input type="hidden" name="success_action_redirect"
value="http://static.echonest.com/girltalkinabox/go.html">
<input id='f-policy' type="hidden" name="policy" value="YOUR_POLICY_DOCUMENT_BASE64_ENCODED">
<input id='f-signature' type="hidden" name="signature" value="YOUR_CALCULATED_SIGNATURE">
<input type="hidden" name="Content-Type" value="audio/mpeg">
<!-- Include any additional input fields here -->
Select an <b>MP3</b> to upload : <input id="file" name="file" type="file">
<br>
<input class="btn btn-primary btn-default" id='upload' type="submit" value="Upload MP3">
</form>
</div>
<div id='info'> </div>
</div>
</div>
</div>
</body>
<script type="text/javascript">
// This code will make you cry. It was written in a mad
// dash during Music Hack Day Boston 2012, and has
// quite a bit of hackage of the bad kind in it.
var _gaq = _gaq || [];
_gaq.push(['_setAccount', 'UA-3675615-27']);
_gaq.push(['_trackPageview']);
(function() {
var ga = document.createElement('script'); ga.type =
'text/javascript'; ga.async = true;
ga.src = ('https:' == document.location.protocol ? 'https://ssl' :
'http://www') + '.google-analytics.com/ga.js';
var s = document.getElementsByTagName('script')[0];
s.parentNode.insertBefore(ga, s);
})();
</script>
<script type="text/javascript">
function info(s) {
$("#info").text(s);
}
function endsWith(str, suffix) {
return str.indexOf(suffix, str.length - suffix.length) !== -1;
}
function fetchSignature() {
var url = 'http://labs.echonest.com/Uploader/policy?callback=?'
$.getJSON(url, {}, function(data) {
console.log(url);
policy = data.policy;
signature = data.signature;
$('#f-policy').val(data.policy);
$('#f-signature').val(data.signature);
$('#f-key').val(data.key);
});
}
function fetchQinfo() {
var url = 'http://labs.echonest.com/Uploader/qinfo?callback=?'
$.getJSON(url, {}, function(data) {
info("Estimated analysis time: " + Math.floor(data.estimated_wait * 1.2) + " seconds.");
});
}
function randomName() {
return new Date().getTime() + '-' + Math.floor(Math.random() * 100000000)
}
function fixFileName(name) {
name = name.replace(/c:\\fakepath\\/i, '');
name = name.replace(/[^A-Z0-9.\-]+/gi, ' ');
return 'audio2/' + new Date().getTime() + '/' + name;
}
function init() {
$("#f-filename").attr('value', 'audio2/' + randomName() + '.mp3');
$("#file").change(
function() {
var filename = $("#file").val();
if (endsWith(filename.toLowerCase(), ".mp3")) {
$("#f-filename").attr('value', fixFileName(filename));
$("#upload").removeAttr('disabled');
} else {
alert('Sorry, this app only supports MP3s');
$("#upload").attr('disabled', 'disabled');
}
}
);
fetchSignature();
fetchQinfo();
}
window.onload = init;
</script>
</body>
</html>