/**
* decrypt
*
* decrypts the key
*
* @param string $str The data that contains the key data
* @param string $keyType The type of the key to encrypt
*
* @return array Returns decrypted array
**/
public function decrypt($str, $keyType = 'KEY')
{
$str = urldecode($str);
$randAddOn = substr($str, 0, 3);
$hex = substr($str, 3);
// get the key
$key = $randAddOn . $this->get_key($keyType);
if (!class_exists('PHPSecLib\\Crypt_Rijndael', false)) {
import('phpseclib/Crypt/Rijndael', 'vendor');
}
$rijndael = new \PHPSecLib\Crypt_Rijndael();
$rijndael->setKey($key);
$mm = base64_decode(str_replace(PHP_EOL, '', $hex));
$tt = $rijndael->decrypt($mm);
return $out = @unserialize($tt);
}
/**
* Encrypt lic_key
* @return type urlencode(base64(rijandel))
*/
private function __get_decoded_key()
{
if (!class_exists('PHPSecLib\\Crypt_Rijndael', false)) {
import('phpseclib/Crypt/Rijndael', 'vendor');
}
$rijndael = new \PHPSecLib\Crypt_Rijndael();
$rijndael->setKey(self::NOCLAYER_PUBLIC_KEY);
return urlencode(base64_encode($rijndael->encrypt($this->_lic->getKey())));
}
