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   1  <?php
   2  
   3  declare(strict_types=1);
   4  
   5  namespace Nyholm\Psr7;
   6  
   7  use Psr\Http\Message\{RequestInterface, StreamInterface, UriInterface};
   8  
   9  /**
  10   * @author Tobias Nyholm <[email protected]>
  11   * @author Martijn van der Ven <[email protected]>
  12   *
  13   * @final This class should never be extended. See https://github.com/Nyholm/psr7/blob/master/doc/final.md
  14   */
  15  class Request implements RequestInterface
  16  {
  17      use MessageTrait;
  18      use RequestTrait;
  19  
  20      /**
  21       * @param string $method HTTP method
  22       * @param string|UriInterface $uri URI
  23       * @param array $headers Request headers
  24       * @param string|resource|StreamInterface|null $body Request body
  25       * @param string $version Protocol version
  26       */
  27      public function __construct(string $method, $uri, array $headers = [], $body = null, string $version = '1.1')
  28      {
  29          if (!($uri instanceof UriInterface)) {
  30              $uri = new Uri($uri);
  31          }
  32  
  33          $this->method = $method;
  34          $this->uri = $uri;
  35          $this->setHeaders($headers);
  36          $this->protocol = $version;
  37  
  38          if (!$this->hasHeader('Host')) {
  39              $this->updateHostFromUri();
  40          }
  41  
  42          // If we got no body, defer initialization of the stream until Request::getBody()
  43          if ('' !== $body && null !== $body) {
  44              $this->stream = Stream::create($body);
  45          }
  46      }
  47  }