/**
* Encrypts a message.
*
* @see Crypt_Base::decrypt()
* @see Crypt_RC4::_crypt()
* @access public
*
* @param String $plaintext
*
* @return String $ciphertext
*/
function encrypt($plaintext)
{
if ($this->engine == CRYPT_MODE_MCRYPT) {
return parent::encrypt($plaintext);
}
return $this->_crypt($plaintext, CRYPT_RC4_ENCRYPT);
}
/**
* Encrypts a message.
*
* Mostly a wrapper for Crypt_Base::encrypt, with some additional OpenSSL handling code
*
* @see self::decrypt()
* @access public
* @param string $plaintext
* @return string $ciphertext
*/
function encrypt($plaintext)
{
if ($this->engine == CRYPT_ENGINE_OPENSSL) {
$temp = $this->key;
$this->key = $this->orig_key;
$result = parent::encrypt($plaintext);
$this->key = $temp;
return $result;
}
return parent::encrypt($plaintext);
}
/**
* Encrypts a message.
*
* @see Crypt_Base::decrypt()
* @see self::_crypt()
* @access public
* @param string $plaintext
* @return string $ciphertext
*/
function encrypt($plaintext)
{
if ($this->engine != CRYPT_ENGINE_INTERNAL) {
return parent::encrypt($plaintext);
}
return $this->_crypt($plaintext, CRYPT_RC4_ENCRYPT);
}
/**
* {@inheritDoc}
*/
public function transform(AttributeEvent $event)
{
$value = $event->getValue();
$event->setValue($this->cipher->encrypt($value));
}