Chris@0: <?php
Chris@0: namespace GuzzleHttp\Psr7;
Chris@0: 
Chris@0: use Psr\Http\Message\ResponseInterface;
Chris@0: use Psr\Http\Message\StreamInterface;
Chris@0: 
Chris@0: /**
Chris@0:  * PSR-7 response implementation.
Chris@0:  */
Chris@0: class Response implements ResponseInterface
Chris@0: {
Chris@0:     use MessageTrait;
Chris@0: 
Chris@0:     /** @var array Map of standard HTTP status code/reason phrases */
Chris@0:     private static $phrases = [
Chris@0:         100 => 'Continue',
Chris@0:         101 => 'Switching Protocols',
Chris@0:         102 => 'Processing',
Chris@0:         200 => 'OK',
Chris@0:         201 => 'Created',
Chris@0:         202 => 'Accepted',
Chris@0:         203 => 'Non-Authoritative Information',
Chris@0:         204 => 'No Content',
Chris@0:         205 => 'Reset Content',
Chris@0:         206 => 'Partial Content',
Chris@0:         207 => 'Multi-status',
Chris@0:         208 => 'Already Reported',
Chris@0:         300 => 'Multiple Choices',
Chris@0:         301 => 'Moved Permanently',
Chris@0:         302 => 'Found',
Chris@0:         303 => 'See Other',
Chris@0:         304 => 'Not Modified',
Chris@0:         305 => 'Use Proxy',
Chris@0:         306 => 'Switch Proxy',
Chris@0:         307 => 'Temporary Redirect',
Chris@0:         400 => 'Bad Request',
Chris@0:         401 => 'Unauthorized',
Chris@0:         402 => 'Payment Required',
Chris@0:         403 => 'Forbidden',
Chris@0:         404 => 'Not Found',
Chris@0:         405 => 'Method Not Allowed',
Chris@0:         406 => 'Not Acceptable',
Chris@0:         407 => 'Proxy Authentication Required',
Chris@0:         408 => 'Request Time-out',
Chris@0:         409 => 'Conflict',
Chris@0:         410 => 'Gone',
Chris@0:         411 => 'Length Required',
Chris@0:         412 => 'Precondition Failed',
Chris@0:         413 => 'Request Entity Too Large',
Chris@0:         414 => 'Request-URI Too Large',
Chris@0:         415 => 'Unsupported Media Type',
Chris@0:         416 => 'Requested range not satisfiable',
Chris@0:         417 => 'Expectation Failed',
Chris@0:         418 => 'I\'m a teapot',
Chris@0:         422 => 'Unprocessable Entity',
Chris@0:         423 => 'Locked',
Chris@0:         424 => 'Failed Dependency',
Chris@0:         425 => 'Unordered Collection',
Chris@0:         426 => 'Upgrade Required',
Chris@0:         428 => 'Precondition Required',
Chris@0:         429 => 'Too Many Requests',
Chris@0:         431 => 'Request Header Fields Too Large',
Chris@0:         451 => 'Unavailable For Legal Reasons',
Chris@0:         500 => 'Internal Server Error',
Chris@0:         501 => 'Not Implemented',
Chris@0:         502 => 'Bad Gateway',
Chris@0:         503 => 'Service Unavailable',
Chris@0:         504 => 'Gateway Time-out',
Chris@0:         505 => 'HTTP Version not supported',
Chris@0:         506 => 'Variant Also Negotiates',
Chris@0:         507 => 'Insufficient Storage',
Chris@0:         508 => 'Loop Detected',
Chris@0:         511 => 'Network Authentication Required',
Chris@0:     ];
Chris@0: 
Chris@0:     /** @var string */
Chris@0:     private $reasonPhrase = '';
Chris@0: 
Chris@0:     /** @var int */
Chris@0:     private $statusCode = 200;
Chris@0: 
Chris@0:     /**
Chris@0:      * @param int                                  $status  Status code
Chris@0:      * @param array                                $headers Response headers
Chris@0:      * @param string|null|resource|StreamInterface $body    Response body
Chris@0:      * @param string                               $version Protocol version
Chris@0:      * @param string|null                          $reason  Reason phrase (when empty a default will be used based on the status code)
Chris@0:      */
Chris@0:     public function __construct(
Chris@0:         $status = 200,
Chris@0:         array $headers = [],
Chris@0:         $body = null,
Chris@0:         $version = '1.1',
Chris@0:         $reason = null
Chris@0:     ) {
Chris@17:         if (filter_var($status, FILTER_VALIDATE_INT) === false) {
Chris@17:             throw new \InvalidArgumentException('Status code must be an integer value.');
Chris@17:         }
Chris@17: 
Chris@0:         $this->statusCode = (int) $status;
Chris@0: 
Chris@0:         if ($body !== '' && $body !== null) {
Chris@0:             $this->stream = stream_for($body);
Chris@0:         }
Chris@0: 
Chris@0:         $this->setHeaders($headers);
Chris@0:         if ($reason == '' && isset(self::$phrases[$this->statusCode])) {
Chris@0:             $this->reasonPhrase = self::$phrases[$this->statusCode];
Chris@0:         } else {
Chris@0:             $this->reasonPhrase = (string) $reason;
Chris@0:         }
Chris@0: 
Chris@0:         $this->protocol = $version;
Chris@0:     }
Chris@0: 
Chris@0:     public function getStatusCode()
Chris@0:     {
Chris@0:         return $this->statusCode;
Chris@0:     }
Chris@0: 
Chris@0:     public function getReasonPhrase()
Chris@0:     {
Chris@0:         return $this->reasonPhrase;
Chris@0:     }
Chris@0: 
Chris@0:     public function withStatus($code, $reasonPhrase = '')
Chris@0:     {
Chris@0:         $new = clone $this;
Chris@0:         $new->statusCode = (int) $code;
Chris@0:         if ($reasonPhrase == '' && isset(self::$phrases[$new->statusCode])) {
Chris@0:             $reasonPhrase = self::$phrases[$new->statusCode];
Chris@0:         }
Chris@0:         $new->reasonPhrase = $reasonPhrase;
Chris@0:         return $new;
Chris@0:     }
Chris@0: }