includes/upload/UploadFromFile.php

   1 <?php
   2 /**
   3  * Backend for regular file upload.
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License along
  16  * with this program; if not, write to the Free Software Foundation, Inc.,
  17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  * http://www.gnu.org/copyleft/gpl.html
  19  *
  20  * @file
  21  * @ingroup Upload
  22  */
  23
  24 use MediaWiki\Request\WebRequest;
  25 use MediaWiki\Request\WebRequestUpload;
  26
  27 /**
  28  * Implements regular file uploads
  29  *
  30  * @ingroup Upload
  31  * @author Bryan Tong Minh
  32  */
  33 class UploadFromFile extends UploadBase {
  34         /**
  35          * @var WebRequestUpload
  36          */
  37         protected $mUpload = null;
  38
  39         /**
  40          * @param WebRequest &$request
  41          */
  42         public function initializeFromRequest( &$request ) {
  43                 $upload = $request->getUpload( 'wpUploadFile' );
  44                 $desiredDestName = $request->getText( 'wpDestFile' );
  45                 if ( !$desiredDestName ) {
  46                         $desiredDestName = $upload->getName();
  47                 }
  48
  49                 // @phan-suppress-next-line PhanTypeMismatchArgumentNullable getName only null on failure
  50                 $this->initialize( $desiredDestName, $upload );
  51         }
  52
  53         /**
  54          * Initialize from a filename and a MediaWiki\Request\WebRequestUpload
  55          * @param string $name
  56          * @param WebRequestUpload $webRequestUpload
  57          */
  58         public function initialize( $name, $webRequestUpload ) {
  59                 $this->mUpload = $webRequestUpload;
  60                 $this->initializePathInfo( $name,
  61                         $this->mUpload->getTempName(), $this->mUpload->getSize() );
  62         }
  63
  64         /**
  65          * @param WebRequest $request
  66          * @return bool
  67          */
  68         public static function isValidRequest( $request ) {
  69                 # Allow all requests, even if no file is present, so that an error
  70                 # because a post_max_size or upload_max_filesize overflow
  71                 return true;
  72         }
  73
  74         /**
  75          * @return string
  76          */
  77         public function getSourceType() {
  78                 return 'file';
  79         }
  80
  81         /**
  82          * @return array
  83          */
  84         public function verifyUpload() {
  85                 # Check for a post_max_size or upload_max_size overflow, so that a
  86                 # proper error can be shown to the user
  87                 if ( $this->mTempPath === null || $this->isEmptyFile() ) {
  88                         if ( $this->mUpload->isIniSizeOverflow() ) {
  89                                 return [
  90                                         'status' => UploadBase::FILE_TOO_LARGE,
  91                                         'max' => min(
  92                                                 self::getMaxUploadSize( $this->getSourceType() ),
  93                                                 self::getMaxPhpUploadSize()
  94                                         ),
  95                                 ];
  96                         }
  97                 }
  98
  99                 return parent::verifyUpload();
 100         }
 101 }