src/Service/JwtService.php line 45

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  1. <?php
  3. namespace App\Service;
  5. use Symfony\Component\HttpFoundation\Cookie;
  6. use Symfony\Component\Config\Definition\Exception\Exception;
  7. use Firebase\JWT\JWT;
  8. use Firebase\JWT\ExpiredException;
  9. use Psr\Log\LoggerInterface;
  10. use Symfony\Component\HttpFoundation\ResponseHeaderBag;
  12. class JwtService
  13. {
  14. private $logger;
  15. private $timeout;
  16. // Allow overriding cookie domain
  17. public $domain;
  18. private $server_url;
  19. private $key;
  21. public function __construct(LoggerInterface $logger)
  22. {
  23. $this->logger = $logger;
  24. $this->timeout = $_ENV['JWT_TIMEOUT'];
  25. $this->key = $_ENV['JWT_KEY'];
  26. $this->timeForRefresh = time() + ($_ENV['JWT_TIMEOUT'] / 2); // if we have less than half the time left, refresh token
  27. }
  29. function setNewToken($userName, $roles, $timeout = null)
  30. {
  31. if (!$timeout) {
  32. $timeout = $this->timeout;
  33. }
  34. $payload = [
  35. "user" => $userName,
  36. "roles" => $roles,
  37. "exp" => time() + $timeout,
  38. ];
  40. return JWT::encode($payload, $this->key);
  41. }
  43. function getDecodedToken($jwt)
  44. {
  45. return (array) JWT::decode(
  46. $jwt,
  47. $_ENV['JWT_KEY'],
  48. ['HS256']
  49. );
  50. }
  52. public function getUser($jwt)
  53. {
  54. try {
  55. if (!$jwt) {
  56. throw new Exception('JWT not set.');
  57. }
  58. $decoded_jwt = $this->getDecodedToken($jwt);
  59. if (!$decoded_jwt['user']) {
  60. throw new Exception('User not set.');
  61. }
  62. } catch (ExpiredException $e) {
  63. throw new Exception($e->getMessage());
  64. }
  65. return $decoded_jwt['user'];
  66. }
  68. public function setRefreshedJwt($jwt)
  69. {
  70. $jwt['exp'] = time() + $this->timeout;
  71. return JWT::encode($jwt, $this->key);
  72. }
  73. }