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<?php |
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namespace phpbu\App\Backup\Crypter; |
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use phpbu\App\Backup\Crypter; |
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use phpbu\App\Backup\Target; |
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use phpbu\App\Cli\Executable; |
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use phpbu\App\Result; |
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use phpbu\App\Util; |
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/** |
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* OpenSSL crypter class. |
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* |
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* @package phpbu |
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* @subpackage Backup |
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* @author Sebastian Feldmann <[email protected]> |
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* @copyright Sebastian Feldmann <[email protected]> |
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* @license https://opensource.org/licenses/MIT The MIT License (MIT) |
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* @link http://phpbu.de/ |
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* @since Class available since Release 2.1.6 |
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*/ |
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class OpenSSL extends Key implements Crypter |
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{ |
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/** |
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* Path to mcrypt command. |
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* |
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* @var string |
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*/ |
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private $pathToOpenSSL; |
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/** |
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* Key file |
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* |
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* @var string |
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*/ |
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private $certFile; |
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/** |
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* Algorithm to use |
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* |
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* @var string |
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*/ |
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private $algorithm; |
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/** |
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* Password to use |
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* |
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* @var string |
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*/ |
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private $password; |
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/** |
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* Keep the not encrypted file |
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* |
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* @var boolean |
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*/ |
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private $keepUncrypted; |
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/** |
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* Setup. |
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* |
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* @see \phpbu\App\Backup\Crypter |
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* @param array $options |
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* @throws Exception |
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*/ |
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public function setup(array $options = array()) |
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{ |
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if (!Util\Arr::isSetAndNotEmptyString($options, 'algorithm')) { |
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throw new Exception('openssl expects \'algorithm\''); |
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} |
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if (!Util\Arr::isSetAndNotEmptyString($options, 'password') |
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&& !Util\Arr::isSetAndNotEmptyString($options, 'certFile')) { |
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throw new Exception('openssl expects \'key\' or \'password\''); |
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} |
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$this->pathToOpenSSL = Util\Arr::getValue($options, 'pathToOpenSSL'); |
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$this->keepUncrypted = Util\Str::toBoolean(Util\Arr::getValue($options, 'keepUncrypted', ''), false); |
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$this->certFile = $this->toAbsolutePath(Util\Arr::getValue($options, 'certFile')); |
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$this->algorithm = Util\Arr::getValue($options, 'algorithm'); |
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$this->password = Util\Arr::getValue($options, 'password'); |
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} |
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3 |
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/** |
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* (non-PHPDoc) |
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* |
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* @see \phpbu\App\Backup\Crypter |
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* @return string |
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*/ |
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public function getSuffix() |
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{ |
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return 'enc'; |
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} |
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/** |
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* Create the Exec to run the 'mcrypt' command. |
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* |
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2 |
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* @param \phpbu\App\Backup\Target $target |
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* @return \phpbu\App\Cli\Executable |
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*/ |
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public function getExecutable(Target $target) |
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{ |
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if (null == $this->executable) { |
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$this->executable = new Executable\OpenSSL($this->pathToOpenSSL); |
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$this->executable->encryptFile($target->getPathname()); |
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// use key or password to encrypt |
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if (!empty($this->certFile)) { |
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$this->executable->useSSLCert($this->certFile); |
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} else { |
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$this->executable->usePassword($this->password) |
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->encodeBase64(true); |
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} |
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$this->executable->useAlgorithm($this->algorithm) |
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1 |
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->deleteUncrypted(!$this->keepUncrypted); |
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} |
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1 |
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return $this->executable; |
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} |
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} |
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sebastianfeldmann /
phpbu
