[Summary view]

Differences Between: [Versions 400 and 401]

   1  <?php
   2  
   3  namespace Firebase\JWT;
   4  
   5  use InvalidArgumentException;
   6  use OpenSSLAsymmetricKey;
   7  use OpenSSLCertificate;
   8  use TypeError;
   9  
  10  class Key
  11  {
  12      /** @var string|resource|OpenSSLAsymmetricKey|OpenSSLCertificate */
  13      private $keyMaterial;
  14      /** @var string */
  15      private $algorithm;
  16  
  17      /**
  18       * @param string|resource|OpenSSLAsymmetricKey|OpenSSLCertificate $keyMaterial
  19       * @param string $algorithm
  20       */
  21      public function __construct(
  22          $keyMaterial,
  23          string $algorithm
  24      ) {
  25          if (
  26              !\is_string($keyMaterial)
  27              && !$keyMaterial instanceof OpenSSLAsymmetricKey
  28              && !$keyMaterial instanceof OpenSSLCertificate
  29              && !\is_resource($keyMaterial)
  30          ) {
  31              throw new TypeError('Key material must be a string, resource, or OpenSSLAsymmetricKey');
  32          }
  33  
  34          if (empty($keyMaterial)) {
  35              throw new InvalidArgumentException('Key material must not be empty');
  36          }
  37  
  38          if (empty($algorithm)) {
  39              throw new InvalidArgumentException('Algorithm must not be empty');
  40          }
  41  
  42          // TODO: Remove in PHP 8.0 in favor of class constructor property promotion
  43          $this->keyMaterial = $keyMaterial;
  44          $this->algorithm = $algorithm;
  45      }
  46  
  47      /**
  48       * Return the algorithm valid for this key
  49       *
  50       * @return string
  51       */
  52      public function getAlgorithm(): string
  53      {
  54          return $this->algorithm;
  55      }
  56  
  57      /**
  58       * @return string|resource|OpenSSLAsymmetricKey|OpenSSLCertificate
  59       */
  60      public function getKeyMaterial()
  61      {
  62          return $this->keyMaterial;
  63      }
  64  }