2017-02-07 02:56:58 -05:00

177 lines
4.9 KiB
PHP

<?php
namespace Qiniu\Http;
/**
* HTTP response Object
*/
final class Response
{
public $statusCode;
public $headers;
public $body;
public $error;
private $jsonData;
public $duration;
/** @var array Mapping of status codes to reason phrases */
private static $statusTexts = array(
100 => 'Continue',
101 => 'Switching Protocols',
102 => 'Processing',
200 => 'OK',
201 => 'Created',
202 => 'Accepted',
203 => 'Non-Authoritative Information',
204 => 'No Content',
205 => 'Reset Content',
206 => 'Partial Content',
207 => 'Multi-Status',
208 => 'Already Reported',
226 => 'IM Used',
300 => 'Multiple Choices',
301 => 'Moved Permanently',
302 => 'Found',
303 => 'See Other',
304 => 'Not Modified',
305 => 'Use Proxy',
307 => 'Temporary Redirect',
308 => 'Permanent Redirect',
400 => 'Bad Request',
401 => 'Unauthorized',
402 => 'Payment Required',
403 => 'Forbidden',
404 => 'Not Found',
405 => 'Method Not Allowed',
406 => 'Not Acceptable',
407 => 'Proxy Authentication Required',
408 => 'Request Timeout',
409 => 'Conflict',
410 => 'Gone',
411 => 'Length Required',
412 => 'Precondition Failed',
413 => 'Request Entity Too Large',
414 => 'Request-URI Too Long',
415 => 'Unsupported Media Type',
416 => 'Requested Range Not Satisfiable',
417 => 'Expectation Failed',
422 => 'Unprocessable Entity',
423 => 'Locked',
424 => 'Failed Dependency',
425 => 'Reserved for WebDAV advanced collections expired proposal',
426 => 'Upgrade required',
428 => 'Precondition Required',
429 => 'Too Many Requests',
431 => 'Request Header Fields Too Large',
500 => 'Internal Server Error',
501 => 'Not Implemented',
502 => 'Bad Gateway',
503 => 'Service Unavailable',
504 => 'Gateway Timeout',
505 => 'HTTP Version Not Supported',
506 => 'Variant Also Negotiates (Experimental)',
507 => 'Insufficient Storage',
508 => 'Loop Detected',
510 => 'Not Extended',
511 => 'Network Authentication Required',
);
/**
* @param int $code 状态码
* @param double $duration 请求时长
* @param array $headers 响应头部
* @param string $body 响应内容
* @param string $error 错误描述
*/
public function __construct($code, $duration, array $headers = array(), $body = null, $error = null)
{
$this->statusCode = $code;
$this->duration = $duration;
$this->headers = $headers;
$this->body = $body;
$this->error = $error;
$this->jsonData = null;
if ($error !== null) {
return;
}
if ($body === null) {
if ($code >= 400) {
$this->error = self::$statusTexts[$code];
}
return;
}
if (self::isJson($headers)) {
try {
$jsonData = self::bodyJson($body);
if ($code >=400) {
$this->error = $body;
if ($jsonData['error'] !== null) {
$this->error = $jsonData['error'];
}
}
$this->jsonData = $jsonData;
} catch (\InvalidArgumentException $e) {
$this->error = $body;
if ($code >= 200 && $code < 300) {
$this->error = $e->getMessage();
}
}
} elseif ($code >=400) {
$this->error = $body;
}
return;
}
public function json()
{
return $this->jsonData;
}
private static function bodyJson($body)
{
return \Qiniu\json_decode((string) $body, true, 512);
}
public function xVia()
{
$via = $this->headers['X-Via'];
if ($via === null) {
$via = $this->headers['X-Px'];
}
if ($via === null) {
$via = $this->headers['Fw-Via'];
}
return $via;
}
public function xLog()
{
return $this->headers['X-Log'];
}
public function xReqId()
{
return $this->headers['X-Reqid'];
}
public function ok()
{
return $this->statusCode >= 200 && $this->statusCode < 300 && $this->error === null;
}
public function needRetry()
{
$code = $this->statusCode;
if ($code< 0 || ($code / 100 === 5 and $code !== 579) || $code === 996) {
return true;
}
}
private static function isJson($headers)
{
return array_key_exists('Content-Type', $headers) &&
strpos($headers['Content-Type'], 'application/json') === 0;
}
}