[Summary view] [Print] [Text view]

   1  <?php
   2  
   3  declare(strict_types=1);
   4  
   5  /*
   6   * The MIT License (MIT)
   7   *
   8   * Copyright (c) 2014-2019 Spomky-Labs
   9   *
  10   * This software may be modified and distributed under the terms
  11   * of the MIT license.  See the LICENSE file for details.
  12   */
  13  
  14  namespace Webauthn\AuthenticationExtensions;
  15  
  16  use ArrayIterator;
  17  use Assert\Assertion;
  18  use function count;
  19  use Countable;
  20  use Iterator;
  21  use IteratorAggregate;
  22  use JsonSerializable;
  23  
  24  class AuthenticationExtensionsClientInputs implements JsonSerializable, Countable, IteratorAggregate
  25  {
  26      /**
  27       * @var AuthenticationExtension[]
  28       */
  29      private $extensions = [];
  30  
  31      public function add(AuthenticationExtension $extension): void
  32      {
  33          $this->extensions[$extension->name()] = $extension;
  34      }
  35  
  36      public static function createFromArray(array $json): self
  37      {
  38          $object = new self();
  39          foreach ($json as $k => $v) {
  40              $object->add(new AuthenticationExtension($k, $v));
  41          }
  42  
  43          return $object;
  44      }
  45  
  46      public function has(string $key): bool
  47      {
  48          return \array_key_exists($key, $this->extensions);
  49      }
  50  
  51      /**
  52       * @return mixed
  53       */
  54      public function get(string $key)
  55      {
  56          Assertion::true($this->has($key), sprintf('The extension with key "%s" is not available', $key));
  57  
  58          return $this->extensions[$key];
  59      }
  60  
  61      public function jsonSerialize(): array
  62      {
  63          return $this->extensions;
  64      }
  65  
  66      public function getIterator(): Iterator
  67      {
  68          return new ArrayIterator($this->extensions);
  69      }
  70  
  71      public function count(int $mode = COUNT_NORMAL): int
  72      {
  73          return \count($this->extensions, $mode);
  74      }
  75  }