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killwing/flickrshortener.html

Created June 9, 2011 08:54
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[flickrshortener] make flickr link short
Raw
flickrshortener.html
<html>
<head>
<script type="text/javascript">
function shorten() {
var s = document.getElementById("url").value.match(/^https?:\/\/[^/]*\bflickr\.com\/(photos\/[^/]+\/(\d+))/i);
if (s && s.length && s[2]) {
var num = s[2];
if (typeof num !== 'number') {
num=parseInt(num);
}
var enc = '';
var alpha = '123456789abcdefghijkmnopqrstuvwxyzABCDEFGHJKLMNPQRSTUVWXYZ';
var div = num;
var mod;
while (num >= 58) {
div = num/58;
mod = num-(58*Math.floor(div));
enc = ''+alpha.substr(mod,1)+enc;
num = Math.floor(div);
}
var ret = (div)?''+alpha.substr(div,1)+enc:enc;
document.write("<a href='http://flic.kr/p/"+ret+"'/'>GO TO SEE!</a>");
} else {
alert('Invalid Flickr URL!');
}
}
</script>
</head>
<body>
<input id="url" type="text">
<input type="button" value="shorten it!" onclick="shorten()">
</body>
</html>
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