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var crypto = require("crypto"); | |
function generateSecurePathHash(url, expires, secret) { | |
if (!url || !expires || !secret) { | |
return undefined; | |
} | |
var input = expires + url + " " + secret; | |
var binaryHash = crypto.createHash("md5").update(input).digest(); | |
var base64Value = new Buffer(binaryHash).toString('base64'); | |
return base64Value.replace(/=/g, '').replace(/\+/g, '-').replace(/\//g, '_'); | |
} | |
generateSecurePathHash('/img/file.doc', Math.ceil(Date.now() / 1000) + 8, "6q3R9jhzG5"); // link expires in 8 seconds |
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