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<?php
/**
* Remove old or broken uploads from temporary uploaded file storage,
* clean up associated database records
*
* Copyright © 2011, Wikimedia Foundation
*
* 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
*
* @file
* @author Ian Baker <ibaker@wikimedia.org>
* @ingroup Maintenance
*/
require_once( dirname( __FILE__ ) . '/Maintenance.php' );
class UploadStashCleanup extends Maintenance {
public function __construct() {
parent::__construct();
$this->mDescription = "Clean up abandoned files in temporary uploaded file stash";
}
public function execute() {
$repo = RepoGroup::singleton()->getLocalRepo();
$dbr = $repo->getSlaveDb();
// how far back should this look for files to delete?
global $wgUploadStashMaxAge;
$this->output( "Getting list of files to clean up...\n" );
$res = $dbr->select(
'uploadstash',
'us_key',
'us_timestamp < ' . $dbr->addQuotes( $dbr->timestamp( time() - $wgUploadStashMaxAge ) ),
__METHOD__
);
if( !is_object( $res ) || $res->numRows() == 0 ) {
$this->output( "No files to cleanup!\n" );
// nothing to do.
return;
}
// finish the read before starting writes.
$keys = array();
foreach( $res as $row ) {
array_push( $keys, $row->us_key );
}
$this->output( 'Removing ' . count($keys) . " file(s)...\n" );
// this could be done some other, more direct/efficient way, but using
// UploadStash's own methods means it's less likely to fall accidentally
// out-of-date someday
$stash = new UploadStash( $repo );
foreach( $keys as $key ) {
try {
$stash->getFile( $key, true );
$stash->removeFileNoAuth( $key );
} catch ( UploadStashBadPathException $ex ) {
$this->output( "Failed removing stashed upload with key: $key\n" );
}
}
}
}
$maintClass = "UploadStashCleanup";
require_once( RUN_MAINTENANCE_IF_MAIN );
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