/**
* {@inheritdoc}
*/
public function handle(Record $recordToHandle, Record $oppositeRecord)
{
$value = $recordToHandle->getValue('value');
if (!$value) {
return;
}
$this->validate($recordToHandle);
$parts = explode(':', $value, 4);
$partsCount = count($parts);
if ($partsCount == 4) {
$initVector = $parts[2];
$encryptedValue = $parts[3];
$mode = MCRYPT_MODE_CBC;
$cypher = MCRYPT_RIJNDAEL_128;
} else {
$initVector = false;
$encryptedValue = $value;
$mode = MCRYPT_MODE_ECB;
$cypher = MCRYPT_BLOWFISH;
}
$crypt = $this->cryptFactory->create(['key' => $this->cryptKey, 'cipher' => $cypher, 'mode' => $mode, 'initVector' => $initVector]);
$decryptedValue = trim($crypt->decrypt(base64_decode((string) $encryptedValue)));
$encodedValue = $this->encryptor->encrypt($decryptedValue);
$recordToHandle->setValue('value', $encodedValue);
}
/**
* Instantiate crypt model
*
* @param string|null $key NULL value means usage of the default key specified on constructor
* @return \Magento\Framework\Encryption\Crypt
*/
protected function _getCrypt($key = null)
{
if ($key === null) {
if (!$this->_crypt) {
$this->_crypt = $this->_cryptFactory->create(array('key' => $this->_cryptKey));
}
return $this->_crypt;
} else {
return $this->_cryptFactory->create(array('key' => $key));
}
}
