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Sign URL CloudFront S3
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<!DOCTYPE html> | |
<html lang="en-US"> | |
<head> | |
<script type="text/javascript"> | |
/************************************************* | |
* // query string: ?foo=lorem&bar=&baz | |
var foo = getParameterByName('foo'); // "lorem" | |
var bar = getParameterByName('bar'); // "" (present with empty value) | |
var baz = getParameterByName('baz'); // "" (present with no value) | |
var qux = getParameterByName('qux'); // null (absent) | |
*/ | |
function getParameterByName(name, url) { | |
if (!url) url = window.location.href; | |
name = name.replace(/[\[\]]/g, "\\$&"); | |
var regex = new RegExp("[?&]" + name + "(=([^&#]*)|&|#|$)"), | |
results = regex.exec(url); | |
if (!results) return null; | |
if (!results[2]) return ''; | |
return decodeURIComponent(results[2].replace(/\+/g, " ")); | |
}; | |
// Delete all cookies | |
function deleteAllCookies() { | |
var cookies = document.cookie.split(";"); | |
for (var i = 0; i < cookies.length; i++) { | |
var cookie = cookies[i]; | |
var eqPos = cookie.indexOf("="); | |
var name = eqPos > -1 ? cookie.substr(0, eqPos) : cookie; | |
document.cookie = name + "=;expires=Thu, 01 Jan 1970 00:00:00 GMT"; | |
} | |
} | |
// Check signature | |
var Policy = getParameterByName("BPolicy"); | |
var KeyPairId = getParameterByName("BKey-Pair-Id"); | |
var Signature = getParameterByName("BSignature"); | |
if(Policy && KeyPairId && Signature) { | |
document.cookie = "CloudFront-Policy=" + Policy + "; path=/"; | |
document.cookie = "CloudFront-Key-Pair-Id=" + KeyPairId + "; path=/"; | |
document.cookie = "CloudFront-Signature=" + Signature + "; path=/"; | |
window.location.href = "/index.html" | |
} else { | |
deleteAllCookies(); | |
window.location.href = "/"; | |
} | |
</script> | |
</head> | |
</html> | |
<body></body> |
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