includes/exception/BadTitleError.php

   1 <?php
   2 /**
   3  * This program is free software; you can redistribute it and/or modify
   4  * it under the terms of the GNU General Public License as published by
   5  * the Free Software Foundation; either version 2 of the License, or
   6  * (at your option) any later version.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along
  14  * with this program; if not, write to the Free Software Foundation, Inc.,
  15  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  16  * http://www.gnu.org/copyleft/gpl.html
  17  *
  18  * @file
  19  */
  20
  21 /**
  22  * Show an error page on a badtitle.
  23  *
  24  * Uses BadRequestError to emit a 400 HTTP error code to ensure caching proxies and
  25  * mobile browsers know not to cache it as valid content. (T35646)
  26  *
  27  * @since 1.19
  28  * @ingroup Exception
  29  */
  30 class BadTitleError extends BadRequestError {
  31         /**
  32          * @param string|Message|MalformedTitleException $msg A message key (default: 'badtitletext'), or
  33          *     a MalformedTitleException to figure out things from
  34          * @param array $params Parameter to wfMessage()
  35          */
  36         public function __construct( $msg = 'badtitletext', $params = [] ) {
  37                 if ( $msg instanceof MalformedTitleException ) {
  38                         $errorMessage = $msg->getErrorMessage();
  39                         if ( !$errorMessage ) {
  40                                 parent::__construct( 'badtitle', 'badtitletext', [] );
  41                         } else {
  42                                 $errorMessageParams = $msg->getErrorMessageParameters();
  43                                 parent::__construct( 'badtitle', $errorMessage, $errorMessageParams );
  44                         }
  45                 } else {
  46                         parent::__construct( 'badtitle', $msg, $params );
  47                 }
  48         }
  49 }