vendor/sulu/form-bundle/Dynamic/Checksum.php line 32

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  1. <?php
  3. /*
  4. * This file is part of Sulu.
  5. *
  6. * (c) Sulu GmbH
  7. *
  8. * This source file is subject to the MIT license that is bundled
  9. * with this source code in the file LICENSE.
  10. */
  12. namespace Sulu\Bundle\FormBundle\Dynamic;
  14. use Symfony\Component\PasswordHasher\Hasher\MessageDigestPasswordHasher;
  15. use Symfony\Component\Security\Core\Encoder\MessageDigestPasswordEncoder;
  17. /**
  18. * Checksum.
  19. */
  20. class Checksum
  21. {
  22. /**
  23. * @var string
  24. */
  25. private $secret;
  27. /**
  28. * @var MessageDigestPasswordEncoder|MessageDigestPasswordHasher
  29. */
  30. private $encoder;
  32. public function __construct(string $secret)
  33. {
  34. $this->secret = $secret;
  35. $this->encoder = \class_exists(MessageDigestPasswordEncoder::class)
  36. ? new MessageDigestPasswordEncoder()
  37. : new MessageDigestPasswordHasher();
  38. }
  40. /**
  41. * Check checksum with given parameters.
  42. */
  43. public function check(string $checksum, string $type, string $typeId, int $formId, string $formName): bool
  44. {
  45. $checksumRaw = $this->createKey($type, $typeId, $formId, $formName);
  47. if (\class_exists(MessageDigestPasswordEncoder::class)) {
  48. return $this->encoder->isPasswordValid($checksum, $checksumRaw, $this->secret);
  49. }
  51. return $this->encoder->verify($checksum, $checksumRaw, $this->secret);
  52. }
  54. /**
  55. * Create a key with given parameteres.
  56. */
  57. private function createKey(string $type, string $typeId, int $formId, string $formName): string
  58. {
  59. return $type . $typeId . $formId . $formName;
  60. }
  62. /**
  63. * Create a checksum and encode with secret and given parameters.
  64. */
  65. public function get(string $type, string $typeId, int $formId, string $formName): string
  66. {
  67. $checksumRaw = $this->createKey($type, $typeId, $formId, $formName);
  69. if (\class_exists(MessageDigestPasswordEncoder::class)) {
  70. return $this->encoder->encodePassword($checksumRaw, $this->secret);
  71. }
  73. return $this->encoder->hash($checksumRaw, $this->secret);
  74. }
  75. }