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<?php
/**
* Dump a the list of files uploaded, for feeding to tar or similar
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @ingroup Maintenance
*/
require_once( dirname(__FILE__) . '/Maintenance.php' );
class UploadDumper extends Maintenance {
public function __construct() {
parent::__construct();
$this->mDescription = "Generates list of uploaded files which can be fed to tar or similar.
By default, outputs relative paths against the parent directory of \$wgUploadDirectory.";
$this->addOption( 'base', 'Set base relative path instead of wiki include root', false, true );
$this->addOption( 'local', 'List all local files, used or not. No shared files included' );
$this->addOption( 'used', 'Skip local images that are not used' );
$this->addOption( 'shared', 'Include images used from shared repository' );
}
public function execute() {
global $IP, $wgUseSharedUploads;
$this->mAction = 'fetchLocal';
$this->mBasePath = $this->getOption( 'base', $IP );
$this->mShared = false;
$this->mSharedSupplement = false;
if( $this->hasOption('local') ) {
$this->mAction = 'fetchLocal';
}
if( $this->hasOption('used') ) {
$this->mAction = 'fetchUsed';
}
if( $this->hasOption('shared') ) {
if( $this->hasOption('used') ) {
// Include shared-repo files in the used check
$this->mShared = true;
} else {
// Grab all local *plus* used shared
$this->mSharedSupplement = true;
}
}
$this->{$this->mAction}( $this->mShared );
if( $this->mSharedSupplement ) {
$this->fetchUsed( true );
}
}
/**
* Fetch a list of all or used images from a particular image source.
* @param string $table
* @param string $directory Base directory where files are located
* @param bool $shared true to pass shared-dir settings to hash func
*/
function fetchUsed( $shared ) {
$dbr = wfGetDB( DB_SLAVE );
$image = $dbr->tableName( 'image' );
$imagelinks = $dbr->tableName( 'imagelinks' );
$sql = "SELECT DISTINCT il_to, img_name
FROM $imagelinks
LEFT OUTER JOIN $image
ON il_to=img_name";
$result = $dbr->query( $sql );
foreach( $result as $row ) {
$this->outputItem( $row->il_to, $shared );
}
$dbr->freeResult( $result );
}
function fetchLocal( $shared ) {
$dbr = wfGetDB( DB_SLAVE );
$result = $dbr->select( 'image',
array( 'img_name' ),
'',
__METHOD__ );
foreach( $result as $row ) {
$this->outputItem( $row->img_name, $shared );
}
$dbr->freeResult( $result );
}
function outputItem( $name, $shared ) {
$file = wfFindFile( $name );
if( $file && $this->filterItem( $file, $shared ) ) {
$filename = $file->getFullPath();
$rel = wfRelativePath( $filename, $this->mBasePath );
$this->output( "$rel\n" );
} else {
wfDebug( __METHOD__ . ": base file? $name\n" );
}
}
function filterItem( $file, $shared ) {
return $shared || $file->isLocal();
}
}
$maintClass = "UploadDumper";
require_once( DO_MAINTENANCE );
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