Function decrypt

controllers/sign.js:345–350

(str, secret)

}

function decrypt(str, secret) {
  var decipher = crypto.createDecipher('aes192', secret);
  var dec = decipher.update(str, 'hex', 'utf8');
  dec += decipher.final('utf8');
  return dec;
}

function md5(str) {
  var md5sum = crypto.createHash('md5');