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<?php
namespace Jsq\CacheEncryption;
use Psr\Cache\CacheItemInterface;
trait OpenSslEncryptionTrait
{
/** @var string */
private $cipher;
/** @var mixed */
private $decrypted;
public function get()
if (empty($this->decrypted) && $this->isHit()) {
$this->decrypted = $this->decrypt($this->getDecorated()->get());
}
return $this->decrypted;
/**
* @return bool
*/
abstract public function isHit();
* @return CacheItemInterface
abstract public function getDecorated();
abstract protected function encrypt($data);
abstract protected function decrypt($data);
private function generateIv()
return openssl_random_pseudo_bytes(
openssl_cipher_iv_length($this->cipher)
);
private function encryptString($string, $key, $iv)
return openssl_encrypt($string, $this->cipher, $key, 0, $iv);
private function decryptString($string, $method, $key, $iv)
return openssl_decrypt($string, $method, $key, 0, $iv);
private function getCipherMethod()
return $this->cipher;
jeskew /
psr6-encrypting-decorator
