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HttpStatus.php
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1 <?php
26 class HttpStatus {
27 
34  public static function getMessage( $code ) {
35  static $statusMessage = [
36  100 => 'Continue',
37  101 => 'Switching Protocols',
38  102 => 'Processing',
39  200 => 'OK',
40  201 => 'Created',
41  202 => 'Accepted',
42  203 => 'Non-Authoritative Information',
43  204 => 'No Content',
44  205 => 'Reset Content',
45  206 => 'Partial Content',
46  207 => 'Multi-Status',
47  300 => 'Multiple Choices',
48  301 => 'Moved Permanently',
49  302 => 'Found',
50  303 => 'See Other',
51  304 => 'Not Modified',
52  305 => 'Use Proxy',
53  307 => 'Temporary Redirect',
54  400 => 'Bad Request',
55  401 => 'Unauthorized',
56  402 => 'Payment Required',
57  403 => 'Forbidden',
58  404 => 'Not Found',
59  405 => 'Method Not Allowed',
60  406 => 'Not Acceptable',
61  407 => 'Proxy Authentication Required',
62  408 => 'Request Timeout',
63  409 => 'Conflict',
64  410 => 'Gone',
65  411 => 'Length Required',
66  412 => 'Precondition Failed',
67  413 => 'Request Entity Too Large',
68  414 => 'Request-URI Too Large',
69  415 => 'Unsupported Media Type',
70  416 => 'Request Range Not Satisfiable',
71  417 => 'Expectation Failed',
72  422 => 'Unprocessable Entity',
73  423 => 'Locked',
74  424 => 'Failed Dependency',
75  428 => 'Precondition Required',
76  429 => 'Too Many Requests',
77  431 => 'Request Header Fields Too Large',
78  500 => 'Internal Server Error',
79  501 => 'Not Implemented',
80  502 => 'Bad Gateway',
81  503 => 'Service Unavailable',
82  504 => 'Gateway Timeout',
83  505 => 'HTTP Version Not Supported',
84  507 => 'Insufficient Storage',
85  511 => 'Network Authentication Required',
86  ];
87  return $statusMessage[$code] ?? null;
88  }
89 
96  public static function header( $code ) {
97  static $version = null;
98  $message = self::getMessage( $code );
99  if ( $message === null ) {
100  trigger_error( "Unknown HTTP status code $code", E_USER_WARNING );
101  return;
102  }
103 
105  if ( $version === null ) {
106  $version = isset( $_SERVER['SERVER_PROTOCOL'] ) &&
107  $_SERVER['SERVER_PROTOCOL'] === 'HTTP/1.0' ?
108  '1.0' :
109  '1.1';
110  }
111 
112  header( "HTTP/$version $code $message" );
113  }
114 
115 }
static getMessage( $code)
Get the message associated with an HTTP response status code.
Definition: HttpStatus.php:34
static warnIfHeadersSent()
Log a warning message if headers have already been sent.
static header( $code)
Output an HTTP status code header.
Definition: HttpStatus.php:96