class Mcrypt in AES encryption 8.2

Mcrypt plugin implementation

How-to use it $test = \Drupal::service('plugin.manager.aes')->getInstanceById('aes_mcrypt')->encrypt('xxx'); \Drupal::service('plugin.manager.aes')->getInstanceById('aes_mcrypt')->decrypt($test) === 'xxx';

@Cryptor( id = "aes_mcrypt", label = "AES mcrypt", description = "Mcrypt AES encryption plugin.", )

@package Drupal\aes\Plugin\AES

Hierarchy

• class \Drupal\Component\Plugin\PluginBase implements DerivativeInspectionInterface, PluginInspectionInterface
  • class \Drupal\Core\Plugin\PluginBase uses DependencySerializationTrait, MessengerTrait, StringTranslationTrait
    • class \Drupal\aes\Plugin\AESPluginBase
      • class \Drupal\aes\Plugin\AES\Mcrypt

File

src/Plugin/AES/Mcrypt.php, line 27

Namespace

Drupal\aes\Plugin\AES

class Mcrypt extends AESPluginBase {

  /**
   * Constructor.
   */
  public function __construct() {
    parent::__construct([], 'aes_mcrypt', []);
  }

  /**
   * Reverse the string.
   *
   * {@inheritdoc}
   */
  public function encrypt($data, $key = FALSE, $cipher = FALSE) {
    $config = FileStorageFactory::getActive()
      ->read('aes.settings');
    $iv = base64_decode($config['mcrypt_iv']);
    if (!$key) {
      $key = $config['key'];
    }
    if (!$cipher) {
      $cipher = $config['cipher'];
    }
    $td = mcrypt_module_open($cipher, '', MCRYPT_MODE_CBC, '');
    if (empty($iv)) {
      self::make_iv();
      $config = FileStorageFactory::getActive()
        ->read('aes.settings');
      $iv = base64_decode($config['mcrypt_iv']);
      \Drupal::logger('aes')
        ->warning('No initialization vector found while trying to encrypt! Recreated a new one now and will try to carry on as normal.');
    }
    $ks = mcrypt_enc_get_key_size($td);
    $key = substr(sha1($key), 0, $ks);
    mcrypt_generic_init($td, $key, $iv);
    $encrypted = mcrypt_generic($td, $data);
    mcrypt_generic_deinit($td);
    mcrypt_module_close($td);
    return $encrypted;
  }

  /**
   * Recover previously scrambled string.
   *
   * {@inheritdoc}
   */
  public function decrypt($data, $key = FALSE, $cipher = FALSE) {
    $config = FileStorageFactory::getActive()
      ->read('aes.settings');
    $iv = base64_decode($config['mcrypt_iv']);
    if (!$key) {
      $key = $config['key'];
    }
    if (!$cipher) {
      $cipher = $config['cipher'];
    }
    $td = mcrypt_module_open($cipher, '', MCRYPT_MODE_CBC, '');
    $ks = mcrypt_enc_get_key_size($td);
    if (empty($iv)) {
      \Drupal::logger('aes')
        ->error('No initialization vector found while trying to decrypt with mcrypt. Aborting!');
      return FALSE;
    }
    $key = substr(sha1($key), 0, $ks);
    mcrypt_generic_init($td, $key, $iv);
    $decrypted = mdecrypt_generic($td, $data);
    mcrypt_generic_deinit($td);
    mcrypt_module_close($td);
    return trim($decrypted);
  }

}

Members

Name	Modifiers	Type	Description	Overrides
DependencySerializationTrait::$_entityStorages	protected	property	An array of entity type IDs keyed by the property name of their storages.
DependencySerializationTrait::$_serviceIds	protected	property	An array of service IDs keyed by property name used for serialization.
DependencySerializationTrait::__sleep	public	function		1
DependencySerializationTrait::__wakeup	public	function		2
Mcrypt::decrypt	public	function	Recover previously scrambled string. Overrides AESPluginBase::decrypt
Mcrypt::encrypt	public	function	Reverse the string. Overrides AESPluginBase::encrypt
Mcrypt::__construct	public	function	Constructor. Overrides AESPluginBase::__construct
MessengerTrait::$messenger	protected	property	The messenger.	29
MessengerTrait::messenger	public	function	Gets the messenger.	29
MessengerTrait::setMessenger	public	function	Sets the messenger.
PluginBase::$configuration	protected	property	Configuration information passed into the plugin.	1
PluginBase::$pluginDefinition	protected	property	The plugin implementation definition.	1
PluginBase::$pluginId	protected	property	The plugin_id.
PluginBase::DERIVATIVE_SEPARATOR		constant	A string which is used to separate base plugin IDs from the derivative ID.
PluginBase::getBaseId	public	function	Gets the base_plugin_id of the plugin instance. Overrides DerivativeInspectionInterface::getBaseId
PluginBase::getDerivativeId	public	function	Gets the derivative_id of the plugin instance. Overrides DerivativeInspectionInterface::getDerivativeId
PluginBase::getPluginDefinition	public	function	Gets the definition of the plugin implementation. Overrides PluginInspectionInterface::getPluginDefinition	3
PluginBase::getPluginId	public	function	Gets the plugin_id of the plugin instance. Overrides PluginInspectionInterface::getPluginId
PluginBase::isConfigurable	public	function	Determines if the plugin is configurable.
StringTranslationTrait::$stringTranslation	protected	property	The string translation service.	1
StringTranslationTrait::formatPlural	protected	function	Formats a string containing a count of items.
StringTranslationTrait::getNumberOfPlurals	protected	function	Returns the number of plurals supported by a given language.
StringTranslationTrait::getStringTranslation	protected	function	Gets the string translation service.
StringTranslationTrait::setStringTranslation	public	function	Sets the string translation service to use.	2
StringTranslationTrait::t	protected	function	Translates a string to the current language or to a given language.