maintenance/dumpUploads.php

   1 <?php
   2 /**
   3  * Dump a the list of files uploaded, for feeding to tar or similar.
   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 Maintenance
  22  */
  23
  24 require_once __DIR__ . '/Maintenance.php';
  25
  26 /**
  27  * Maintenance script to dump a the list of files uploaded,
  28  * for feeding to tar or similar.
  29  *
  30  * @ingroup Maintenance
  31  */
  32 class UploadDumper extends Maintenance {
  33         public function __construct() {
  34                 parent::__construct();
  35                 $this->mDescription = "Generates list of uploaded files which can be fed to tar or similar.
  36 By default, outputs relative paths against the parent directory of \$wgUploadDirectory.";
  37                 $this->addOption( 'base', 'Set base relative path instead of wiki include root', false, true );
  38                 $this->addOption( 'local', 'List all local files, used or not. No shared files included' );
  39                 $this->addOption( 'used', 'Skip local images that are not used' );
  40                 $this->addOption( 'shared', 'Include images used from shared repository' );
  41         }
  42
  43         public function execute() {
  44                 global $IP;
  45                 $this->mAction = 'fetchLocal';
  46                 $this->mBasePath = $this->getOption( 'base', $IP );
  47                 $this->mShared = false;
  48                 $this->mSharedSupplement = false;
  49
  50                 if ( $this->hasOption( 'local' ) ) {
  51                         $this->mAction = 'fetchLocal';
  52                 }
  53
  54                 if ( $this->hasOption( 'used' ) ) {
  55                         $this->mAction = 'fetchUsed';
  56                 }
  57
  58                 if ( $this->hasOption( 'shared' ) ) {
  59                         if ( $this->hasOption( 'used' ) ) {
  60                                 // Include shared-repo files in the used check
  61                                 $this->mShared = true;
  62                         } else {
  63                                 // Grab all local *plus* used shared
  64                                 $this->mSharedSupplement = true;
  65                         }
  66                 }
  67                 $this->{$this->mAction} ( $this->mShared );
  68                 if ( $this->mSharedSupplement ) {
  69                         $this->fetchUsed( true );
  70                 }
  71         }
  72
  73         /**
  74          * Fetch a list of used images from a particular image source.
  75          *
  76          * @param bool $shared True to pass shared-dir settings to hash func
  77          */
  78         function fetchUsed( $shared ) {
  79                 $dbr = $this->getDB( DB_SLAVE );
  80                 $image = $dbr->tableName( 'image' );
  81                 $imagelinks = $dbr->tableName( 'imagelinks' );
  82
  83                 $sql = "SELECT DISTINCT il_to, img_name
  84                         FROM $imagelinks
  85                         LEFT OUTER JOIN $image
  86                         ON il_to=img_name";
  87                 $result = $dbr->query( $sql );
  88
  89                 foreach ( $result as $row ) {
  90                         $this->outputItem( $row->il_to, $shared );
  91                 }
  92         }
  93
  94         /**
  95          * Fetch a list of all images from a particular image source.
  96          *
  97          * @param bool $shared True to pass shared-dir settings to hash func
  98          */
  99         function fetchLocal( $shared ) {
 100                 $dbr = $this->getDB( DB_SLAVE );
 101                 $result = $dbr->select( 'image',
 102                         array( 'img_name' ),
 103                         '',
 104                         __METHOD__ );
 105
 106                 foreach ( $result as $row ) {
 107                         $this->outputItem( $row->img_name, $shared );
 108                 }
 109         }
 110
 111         function outputItem( $name, $shared ) {
 112                 $file = wfFindFile( $name );
 113                 if ( $file && $this->filterItem( $file, $shared ) ) {
 114                         $filename = $file->getPath();
 115                         $rel = wfRelativePath( $filename, $this->mBasePath );
 116                         $this->output( "$rel\n" );
 117                 } else {
 118                         wfDebug( __METHOD__ . ": base file? $name\n" );
 119                 }
 120         }
 121
 122         function filterItem( $file, $shared ) {
 123                 return $shared || $file->isLocal();
 124         }
 125 }
 126
 127 $maintClass = "UploadDumper";
 128 require_once RUN_MAINTENANCE_IF_MAIN;