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编辑当前文件:/home2/sdektunc/.trash/libraries.4/vendor/joomla/crypt/src/Cipher/OpenSSL.php
iv = $iv; $this->method = $method; } /** * Method to decrypt a data string. * * @param string $data The encrypted string to decrypt. * @param Key $key The key object to use for decryption. * * @return string The decrypted data string. * * @since 2.0.0 * @throws DecryptionException if the data cannot be decrypted * @throws InvalidKeyTypeException if the key is not valid for the cipher */ public function decrypt($data, Key $key) { // Validate key. if ($key->getType() !== 'openssl') { throw new InvalidKeyTypeException('openssl', $key->getType()); } $cleartext = openssl_decrypt($data, $this->method, $key->getPrivate(), true, $this->iv); if ($cleartext === false) { throw new DecryptionException('Failed to decrypt data'); } return $cleartext; } /** * Method to encrypt a data string. * * @param string $data The data string to encrypt. * @param Key $key The key object to use for encryption. * * @return string The encrypted data string. * * @since 2.0.0 * @throws EncryptionException if the data cannot be encrypted * @throws InvalidKeyTypeException if the key is not valid for the cipher */ public function encrypt($data, Key $key) { // Validate key. if ($key->getType() !== 'openssl') { throw new InvalidKeyTypeException('openssl', $key->getType()); } $encrypted = openssl_encrypt($data, $this->method, $key->getPrivate(), true, $this->iv); if ($encrypted === false) { throw new EncryptionException('Unable to encrypt data'); } return $encrypted; } /** * Method to generate a new encryption key object. * * @param array $options Key generation options. * * @return Key * * @since 2.0.0 * @throws InvalidKeyException if the key cannot be generated */ public function generateKey(array $options = []) { $passphrase = $options['passphrase'] ?? false; if ($passphrase === false) { throw new InvalidKeyException('Missing passphrase file'); } return new Key('openssl', $passphrase, 'unused'); } /** * Check if the cipher is supported in this environment. * * @return boolean * * @since 2.0.0 */ public static function isSupported(): bool { return \extension_loaded('openssl'); } }