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HttpError.php
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1 <?php
22 
30 class HttpError extends MWException {
32 
38  public function __construct( $httpCode, $content, $header = null ) {
39  parent::__construct( $content );
40  $this->httpCode = (int)$httpCode;
41  $this->header = $header;
42  $this->content = $content;
43  }
44 
54  public function isLoggable() {
55  return false;
56  }
57 
63  public function getStatusCode() {
64  return $this->httpCode;
65  }
66 
72  public function report() {
73  $this->doLog();
74 
75  HttpStatus::header( $this->httpCode );
76  header( 'Content-type: text/html; charset=utf-8' );
77 
78  print $this->getHTML();
79  }
80 
81  private function doLog() {
82  $logger = LoggerFactory::getInstance( 'HttpError' );
83  $content = $this->content;
84 
85  if ( $content instanceof Message ) {
86  $content = $content->text();
87  }
88 
89  $context = [
90  'file' => $this->getFile(),
91  'line' => $this->getLine(),
92  'http_code' => $this->httpCode,
93  ];
94 
95  $logMsg = "$content ({http_code}) from {file}:{line}";
96 
97  if ( $this->getStatusCode() < 500 ) {
98  $logger->info( $logMsg, $context );
99  } else {
100  $logger->error( $logMsg, $context );
101  }
102  }
103 
110  public function getHTML() {
111  if ( $this->header === null ) {
112  $titleHtml = htmlspecialchars( HttpStatus::getMessage( $this->httpCode ) );
113  } elseif ( $this->header instanceof Message ) {
114  $titleHtml = $this->header->escaped();
115  } else {
116  $titleHtml = htmlspecialchars( $this->header );
117  }
118 
119  if ( $this->content instanceof Message ) {
120  $contentHtml = $this->content->escaped();
121  } else {
122  $contentHtml = nl2br( htmlspecialchars( $this->content ) );
123  }
124 
125  return "<!DOCTYPE html>\n" .
126  "<html><head><title>$titleHtml</title></head>\n" .
127  "<body><h1>$titleHtml</h1><p>$contentHtml</p></body></html>\n";
128  }
129 }
$context
Definition: load.php:45
The Message class provides methods which fulfil two basic services:
Definition: Message.php:162
Show an error that looks like an HTTP server error.
Definition: HttpError.php:30
static getMessage( $code)
Get the message associated with an HTTP response status code.
Definition: HttpStatus.php:34
isLoggable()
We don&#39;t want the default exception logging as we got our own logging set up in self::report.
Definition: HttpError.php:54
getFile()
Get the file for this page, if one exists.
static header( $code)
Output an HTTP status code header.
Definition: HttpStatus.php:96
getStatusCode()
Returns the HTTP status code supplied to the constructor.
Definition: HttpError.php:63
getHTML()
Returns HTML for reporting the HTTP error.
Definition: HttpError.php:110
report()
Report and log the HTTP error.
Definition: HttpError.php:72
static header( $header)
Send a header, if we haven&#39;t already sent them.
__construct( $httpCode, $content, $header=null)
Definition: HttpError.php:38