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/vendor/guzzlehttp/psr7/src/ -> ServerRequest.php (source)

   1  <?php
   2  
   3  namespace GuzzleHttp\Psr7;
   4  
   5  use InvalidArgumentException;
   6  use Psr\Http\Message\ServerRequestInterface;
   7  use Psr\Http\Message\StreamInterface;
   8  use Psr\Http\Message\UploadedFileInterface;
   9  use Psr\Http\Message\UriInterface;
  10  
  11  /**
  12   * Server-side HTTP request
  13   *
  14   * Extends the Request definition to add methods for accessing incoming data,
  15   * specifically server parameters, cookies, matched path parameters, query
  16   * string arguments, body parameters, and upload file information.
  17   *
  18   * "Attributes" are discovered via decomposing the request (and usually
  19   * specifically the URI path), and typically will be injected by the application.
  20   *
  21   * Requests are considered immutable; all methods that might change state are
  22   * implemented such that they retain the internal state of the current
  23   * message and return a new instance that contains the changed state.
  24   */
  25  class ServerRequest extends Request implements ServerRequestInterface
  26  {
  27      /**
  28       * @var array
  29       */
  30      private $attributes = [];
  31  
  32      /**
  33       * @var array
  34       */
  35      private $cookieParams = [];
  36  
  37      /**
  38       * @var array|object|null
  39       */
  40      private $parsedBody;
  41  
  42      /**
  43       * @var array
  44       */
  45      private $queryParams = [];
  46  
  47      /**
  48       * @var array
  49       */
  50      private $serverParams;
  51  
  52      /**
  53       * @var array
  54       */
  55      private $uploadedFiles = [];
  56  
  57      /**
  58       * @param string                               $method       HTTP method
  59       * @param string|UriInterface                  $uri          URI
  60       * @param array                                $headers      Request headers
  61       * @param string|resource|StreamInterface|null $body         Request body
  62       * @param string                               $version      Protocol version
  63       * @param array                                $serverParams Typically the $_SERVER superglobal
  64       */
  65      public function __construct(
  66          $method,
  67          $uri,
  68          array $headers = [],
  69          $body = null,
  70          $version = '1.1',
  71          array $serverParams = []
  72      ) {
  73          $this->serverParams = $serverParams;
  74  
  75          parent::__construct($method, $uri, $headers, $body, $version);
  76      }
  77  
  78      /**
  79       * Return an UploadedFile instance array.
  80       *
  81       * @param array $files A array which respect $_FILES structure
  82       *
  83       * @return array
  84       *
  85       * @throws InvalidArgumentException for unrecognized values
  86       */
  87      public static function normalizeFiles(array $files)
  88      {
  89          $normalized = [];
  90  
  91          foreach ($files as $key => $value) {
  92              if ($value instanceof UploadedFileInterface) {
  93                  $normalized[$key] = $value;
  94              } elseif (is_array($value) && isset($value['tmp_name'])) {
  95                  $normalized[$key] = self::createUploadedFileFromSpec($value);
  96              } elseif (is_array($value)) {
  97                  $normalized[$key] = self::normalizeFiles($value);
  98                  continue;
  99              } else {
 100                  throw new InvalidArgumentException('Invalid value in files specification');
 101              }
 102          }
 103  
 104          return $normalized;
 105      }
 106  
 107      /**
 108       * Create and return an UploadedFile instance from a $_FILES specification.
 109       *
 110       * If the specification represents an array of values, this method will
 111       * delegate to normalizeNestedFileSpec() and return that return value.
 112       *
 113       * @param array $value $_FILES struct
 114       *
 115       * @return array|UploadedFileInterface
 116       */
 117      private static function createUploadedFileFromSpec(array $value)
 118      {
 119          if (is_array($value['tmp_name'])) {
 120              return self::normalizeNestedFileSpec($value);
 121          }
 122  
 123          return new UploadedFile(
 124              $value['tmp_name'],
 125              (int) $value['size'],
 126              (int) $value['error'],
 127              $value['name'],
 128              $value['type']
 129          );
 130      }
 131  
 132      /**
 133       * Normalize an array of file specifications.
 134       *
 135       * Loops through all nested files and returns a normalized array of
 136       * UploadedFileInterface instances.
 137       *
 138       * @param array $files
 139       *
 140       * @return UploadedFileInterface[]
 141       */
 142      private static function normalizeNestedFileSpec(array $files = [])
 143      {
 144          $normalizedFiles = [];
 145  
 146          foreach (array_keys($files['tmp_name']) as $key) {
 147              $spec = [
 148                  'tmp_name' => $files['tmp_name'][$key],
 149                  'size'     => $files['size'][$key],
 150                  'error'    => $files['error'][$key],
 151                  'name'     => $files['name'][$key],
 152                  'type'     => $files['type'][$key],
 153              ];
 154              $normalizedFiles[$key] = self::createUploadedFileFromSpec($spec);
 155          }
 156  
 157          return $normalizedFiles;
 158      }
 159  
 160      /**
 161       * Return a ServerRequest populated with superglobals:
 162       * $_GET
 163       * $_POST
 164       * $_COOKIE
 165       * $_FILES
 166       * $_SERVER
 167       *
 168       * @return ServerRequestInterface
 169       */
 170      public static function fromGlobals()
 171      {
 172          $method = isset($_SERVER['REQUEST_METHOD']) ? $_SERVER['REQUEST_METHOD'] : 'GET';
 173          $headers = getallheaders();
 174          $uri = self::getUriFromGlobals();
 175          $body = new CachingStream(new LazyOpenStream('php://input', 'r+'));
 176          $protocol = isset($_SERVER['SERVER_PROTOCOL']) ? str_replace('HTTP/', '', $_SERVER['SERVER_PROTOCOL']) : '1.1';
 177  
 178          $serverRequest = new ServerRequest($method, $uri, $headers, $body, $protocol, $_SERVER);
 179  
 180          return $serverRequest
 181              ->withCookieParams($_COOKIE)
 182              ->withQueryParams($_GET)
 183              ->withParsedBody($_POST)
 184              ->withUploadedFiles(self::normalizeFiles($_FILES));
 185      }
 186  
 187      private static function extractHostAndPortFromAuthority($authority)
 188      {
 189          $uri = 'http://' . $authority;
 190          $parts = parse_url($uri);
 191          if (false === $parts) {
 192              return [null, null];
 193          }
 194  
 195          $host = isset($parts['host']) ? $parts['host'] : null;
 196          $port = isset($parts['port']) ? $parts['port'] : null;
 197  
 198          return [$host, $port];
 199      }
 200  
 201      /**
 202       * Get a Uri populated with values from $_SERVER.
 203       *
 204       * @return UriInterface
 205       */
 206      public static function getUriFromGlobals()
 207      {
 208          $uri = new Uri('');
 209  
 210          $uri = $uri->withScheme(!empty($_SERVER['HTTPS']) && $_SERVER['HTTPS'] !== 'off' ? 'https' : 'http');
 211  
 212          $hasPort = false;
 213          if (isset($_SERVER['HTTP_HOST'])) {
 214              list($host, $port) = self::extractHostAndPortFromAuthority($_SERVER['HTTP_HOST']);
 215              if ($host !== null) {
 216                  $uri = $uri->withHost($host);
 217              }
 218  
 219              if ($port !== null) {
 220                  $hasPort = true;
 221                  $uri = $uri->withPort($port);
 222              }
 223          } elseif (isset($_SERVER['SERVER_NAME'])) {
 224              $uri = $uri->withHost($_SERVER['SERVER_NAME']);
 225          } elseif (isset($_SERVER['SERVER_ADDR'])) {
 226              $uri = $uri->withHost($_SERVER['SERVER_ADDR']);
 227          }
 228  
 229          if (!$hasPort && isset($_SERVER['SERVER_PORT'])) {
 230              $uri = $uri->withPort($_SERVER['SERVER_PORT']);
 231          }
 232  
 233          $hasQuery = false;
 234          if (isset($_SERVER['REQUEST_URI'])) {
 235              $requestUriParts = explode('?', $_SERVER['REQUEST_URI'], 2);
 236              $uri = $uri->withPath($requestUriParts[0]);
 237              if (isset($requestUriParts[1])) {
 238                  $hasQuery = true;
 239                  $uri = $uri->withQuery($requestUriParts[1]);
 240              }
 241          }
 242  
 243          if (!$hasQuery && isset($_SERVER['QUERY_STRING'])) {
 244              $uri = $uri->withQuery($_SERVER['QUERY_STRING']);
 245          }
 246  
 247          return $uri;
 248      }
 249  
 250      /**
 251       * {@inheritdoc}
 252       */
 253      public function getServerParams()
 254      {
 255          return $this->serverParams;
 256      }
 257  
 258      /**
 259       * {@inheritdoc}
 260       */
 261      public function getUploadedFiles()
 262      {
 263          return $this->uploadedFiles;
 264      }
 265  
 266      /**
 267       * {@inheritdoc}
 268       */
 269      public function withUploadedFiles(array $uploadedFiles)
 270      {
 271          $new = clone $this;
 272          $new->uploadedFiles = $uploadedFiles;
 273  
 274          return $new;
 275      }
 276  
 277      /**
 278       * {@inheritdoc}
 279       */
 280      public function getCookieParams()
 281      {
 282          return $this->cookieParams;
 283      }
 284  
 285      /**
 286       * {@inheritdoc}
 287       */
 288      public function withCookieParams(array $cookies)
 289      {
 290          $new = clone $this;
 291          $new->cookieParams = $cookies;
 292  
 293          return $new;
 294      }
 295  
 296      /**
 297       * {@inheritdoc}
 298       */
 299      public function getQueryParams()
 300      {
 301          return $this->queryParams;
 302      }
 303  
 304      /**
 305       * {@inheritdoc}
 306       */
 307      public function withQueryParams(array $query)
 308      {
 309          $new = clone $this;
 310          $new->queryParams = $query;
 311  
 312          return $new;
 313      }
 314  
 315      /**
 316       * {@inheritdoc}
 317       */
 318      public function getParsedBody()
 319      {
 320          return $this->parsedBody;
 321      }
 322  
 323      /**
 324       * {@inheritdoc}
 325       */
 326      public function withParsedBody($data)
 327      {
 328          $new = clone $this;
 329          $new->parsedBody = $data;
 330  
 331          return $new;
 332      }
 333  
 334      /**
 335       * {@inheritdoc}
 336       */
 337      public function getAttributes()
 338      {
 339          return $this->attributes;
 340      }
 341  
 342      /**
 343       * {@inheritdoc}
 344       */
 345      public function getAttribute($attribute, $default = null)
 346      {
 347          if (false === array_key_exists($attribute, $this->attributes)) {
 348              return $default;
 349          }
 350  
 351          return $this->attributes[$attribute];
 352      }
 353  
 354      /**
 355       * {@inheritdoc}
 356       */
 357      public function withAttribute($attribute, $value)
 358      {
 359          $new = clone $this;
 360          $new->attributes[$attribute] = $value;
 361  
 362          return $new;
 363      }
 364  
 365      /**
 366       * {@inheritdoc}
 367       */
 368      public function withoutAttribute($attribute)
 369      {
 370          if (false === array_key_exists($attribute, $this->attributes)) {
 371              return $this;
 372          }
 373  
 374          $new = clone $this;
 375          unset($new->attributes[$attribute]);
 376  
 377          return $new;
 378      }
 379  }


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