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

   1  <?php
   2  
   3  namespace GuzzleHttp\Psr7;
   4  
   5  use Psr\Http\Message\ResponseInterface;
   6  use Psr\Http\Message\StreamInterface;
   7  
   8  /**
   9   * PSR-7 response implementation.
  10   */
  11  class Response implements ResponseInterface
  12  {
  13      use MessageTrait;
  14  
  15      /** @var array Map of standard HTTP status code/reason phrases */
  16      private static $phrases = [
  17          100 => 'Continue',
  18          101 => 'Switching Protocols',
  19          102 => 'Processing',
  20          200 => 'OK',
  21          201 => 'Created',
  22          202 => 'Accepted',
  23          203 => 'Non-Authoritative Information',
  24          204 => 'No Content',
  25          205 => 'Reset Content',
  26          206 => 'Partial Content',
  27          207 => 'Multi-status',
  28          208 => 'Already Reported',
  29          300 => 'Multiple Choices',
  30          301 => 'Moved Permanently',
  31          302 => 'Found',
  32          303 => 'See Other',
  33          304 => 'Not Modified',
  34          305 => 'Use Proxy',
  35          306 => 'Switch Proxy',
  36          307 => 'Temporary Redirect',
  37          400 => 'Bad Request',
  38          401 => 'Unauthorized',
  39          402 => 'Payment Required',
  40          403 => 'Forbidden',
  41          404 => 'Not Found',
  42          405 => 'Method Not Allowed',
  43          406 => 'Not Acceptable',
  44          407 => 'Proxy Authentication Required',
  45          408 => 'Request Time-out',
  46          409 => 'Conflict',
  47          410 => 'Gone',
  48          411 => 'Length Required',
  49          412 => 'Precondition Failed',
  50          413 => 'Request Entity Too Large',
  51          414 => 'Request-URI Too Large',
  52          415 => 'Unsupported Media Type',
  53          416 => 'Requested range not satisfiable',
  54          417 => 'Expectation Failed',
  55          418 => 'I\'m a teapot',
  56          422 => 'Unprocessable Entity',
  57          423 => 'Locked',
  58          424 => 'Failed Dependency',
  59          425 => 'Unordered Collection',
  60          426 => 'Upgrade Required',
  61          428 => 'Precondition Required',
  62          429 => 'Too Many Requests',
  63          431 => 'Request Header Fields Too Large',
  64          451 => 'Unavailable For Legal Reasons',
  65          500 => 'Internal Server Error',
  66          501 => 'Not Implemented',
  67          502 => 'Bad Gateway',
  68          503 => 'Service Unavailable',
  69          504 => 'Gateway Time-out',
  70          505 => 'HTTP Version not supported',
  71          506 => 'Variant Also Negotiates',
  72          507 => 'Insufficient Storage',
  73          508 => 'Loop Detected',
  74          511 => 'Network Authentication Required',
  75      ];
  76  
  77      /** @var string */
  78      private $reasonPhrase = '';
  79  
  80      /** @var int */
  81      private $statusCode = 200;
  82  
  83      /**
  84       * @param int                                  $status  Status code
  85       * @param array                                $headers Response headers
  86       * @param string|null|resource|StreamInterface $body    Response body
  87       * @param string                               $version Protocol version
  88       * @param string|null                          $reason  Reason phrase (when empty a default will be used based on the status code)
  89       */
  90      public function __construct(
  91          $status = 200,
  92          array $headers = [],
  93          $body = null,
  94          $version = '1.1',
  95          $reason = null
  96      ) {
  97          $this->assertStatusCodeIsInteger($status);
  98          $status = (int) $status;
  99          $this->assertStatusCodeRange($status);
 100  
 101          $this->statusCode = $status;
 102  
 103          if ($body !== '' && $body !== null) {
 104              $this->stream = Utils::streamFor($body);
 105          }
 106  
 107          $this->setHeaders($headers);
 108          if ($reason == '' && isset(self::$phrases[$this->statusCode])) {
 109              $this->reasonPhrase = self::$phrases[$this->statusCode];
 110          } else {
 111              $this->reasonPhrase = (string) $reason;
 112          }
 113  
 114          $this->protocol = $version;
 115      }
 116  
 117      public function getStatusCode()
 118      {
 119          return $this->statusCode;
 120      }
 121  
 122      public function getReasonPhrase()
 123      {
 124          return $this->reasonPhrase;
 125      }
 126  
 127      public function withStatus($code, $reasonPhrase = '')
 128      {
 129          $this->assertStatusCodeIsInteger($code);
 130          $code = (int) $code;
 131          $this->assertStatusCodeRange($code);
 132  
 133          $new = clone $this;
 134          $new->statusCode = $code;
 135          if ($reasonPhrase == '' && isset(self::$phrases[$new->statusCode])) {
 136              $reasonPhrase = self::$phrases[$new->statusCode];
 137          }
 138          $new->reasonPhrase = (string) $reasonPhrase;
 139          return $new;
 140      }
 141  
 142      private function assertStatusCodeIsInteger($statusCode)
 143      {
 144          if (filter_var($statusCode, FILTER_VALIDATE_INT) === false) {
 145              throw new \InvalidArgumentException('Status code must be an integer value.');
 146          }
 147      }
 148  
 149      private function assertStatusCodeRange($statusCode)
 150      {
 151          if ($statusCode < 100 || $statusCode >= 600) {
 152              throw new \InvalidArgumentException('Status code must be an integer value between 1xx and 5xx.');
 153          }
 154      }
 155  }


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