MultiKeyWrapper.php in Lockr 7.2

Namespace

Lockr\KeyWrapper

File

vendor/lockr/lockr-client/src/KeyWrapper/MultiKeyWrapper.php

<?php

// ex: ts=4 sts=4 sw=4 et:
namespace Lockr\KeyWrapper;

class MultiKeyWrapper implements KeyWrapperInterface {
  protected static $wrappers = array(
    LockrAes256CbcSha256KeyWrapper::PREFIX => LockrAes256CbcSha256KeyWrapper::class,
    LockrAes128CtrSha256KeyWrapper::PREFIX => LockrAes128CtrSha256KeyWrapper::class,
    '' => LockrAesCbcKeyWrapper::class,
  );

  /**
   * {@inheritdoc}
   */
  public static function enabled() {
    foreach (self::$wrappers as $wrapper) {
      if ($wrapper::enabled()) {
        return true;
      }
    }
    return false;
  }

  /**
   * {@inheritdoc}
   */
  public static function encrypt($plaintext) {
    foreach (self::$wrappers as $wrapper) {
      if ($wrapper::enabled()) {
        return $wrapper::encrypt($plaintext);
      }
    }
    return false;
  }

  /**
   * {@inheritdoc}
   */
  public static function decrypt($ciphertext, $encoded) {
    foreach (self::$wrappers as $prefix => $wrapper) {
      if (substr($encoded, 0, strlen($prefix)) === $prefix) {
        return $wrapper::decrypt($ciphertext, $encoded);
      }
    }
    return false;
  }

  /**
   * {@inheritdoc}
   */
  public static function reencrypt($plaintext, $encoded) {
    foreach (self::$wrappers as $prefix => $wrapper) {
      if (substr($encoded, 0, strlen($prefix)) === $prefix) {
        return $wrapper::reencrypt($plaintext, $encoded);
      }
    }
    return false;
  }

}

Classes

Name	Description
MultiKeyWrapper