vendor/specshaper/encrypt-bundle/Subscribers/EncryptEventSubscriber.php line 76

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  1. <?php
  3. namespace SpecShaper\EncryptBundle\Subscribers;
  5. use SpecShaper\EncryptBundle\Encryptors\EncryptorInterface;
  6. use SpecShaper\EncryptBundle\Event\EncryptEventInterface;
  7. use SpecShaper\EncryptBundle\Event\EncryptEvents;
  8. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  10. /**
  11.  * Doctrine event subscriber which encrypt/decrypt entities.
  12.  */
  13. class EncryptEventSubscriber implements EventSubscriberInterface
  14. {
  15.     /**
  16.      * Encryptor created by the factory service.
  17.      */
  18.     protected EncryptorInterface $encryptor;
  20.     /**
  21.      * Store if the encryption is enabled or disabled in config.
  22.      */
  23.     private bool $isDisabled;
  25.     /**
  26.      * EncryptSubscriber constructor.
  27.      *
  28.      * @param $isDisabled
  29.      */
  30.     public function __construct(EncryptorInterface $encryptor, bool $isDisabled)
  31.     {
  32.         $this->encryptor = $encryptor;
  33.         $this->isDisabled = $isDisabled;
  34.     }
  36.     /**
  37.      * Return the encryptor.
  38.      */
  39.     public function getEncryptor(): EncryptorInterface
  40.     {
  41.         return $this->encryptor;
  42.     }
  44.     /**
  45.      * Realization of EventSubscriber interface method.
  46.      *
  47.      * @return array Return all events which this subscriber is listening
  48.      */
  49.     public static function getSubscribedEvents(): array
  50.     {
  51.         return [
  52.             EncryptEvents::ENCRYPT => 'encrypt',
  53.             EncryptEvents::DECRYPT => 'decrypt',
  54.         ];
  55.     }
  57.     /**
  58.      * Use an Encrypt even to encrypt a value.
  59.      */
  60.     public function encrypt(EncryptEventInterface $event): EncryptEventInterface
  61.     {
  62.         $value = $event->getValue();
  64.         if (false === $this->isDisabled) {
  65.             $value = $this->encryptor->encrypt($value);
  66.         }
  68.         $event->setValue($value);
  70.         return $event;
  71.     }
  73.     /**
  74.      * Use a decrypt event to decrypt a single value.
  75.      */
  76.     public function decrypt(EncryptEventInterface $event): EncryptEventInterface
  77.     {
  78.         $value = $event->getValue();
  80.         $decrypted = $this->getEncryptor()->decrypt($value);
  82.         $event->setValue($decrypted);
  84.         return $event;
  85.     }
  87.     /**
  88.      * Decrypt a value.
  89.      *
  90.      * If the value is an object, or if it does not contain the suffic <ENC> then return the value iteslf back.
  91.      * Otherwise, decrypt the value and return.
  92.      */
  93.     public function decryptValue(?string $value): ?string
  94.     {
  95.         return $this->getEncryptor()->decrypt($value);
  96.     }
  97. }