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<?php
/**
* 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
* @ingroup RevisionDelete
*/
use Wikimedia\Rdbms\IDatabase;
/**
* List for oldimage table items
*/
class RevDelFileList extends RevDelList {
/** @var array */
public $storeBatch;
/** @var array */
public $deleteBatch;
/** @var array */
public $cleanupBatch;
public function getType() {
return 'oldimage';
}
public static function getRelationType() {
return 'oi_archive_name';
}
public static function getRestriction() {
return 'deleterevision';
}
public static function getRevdelConstant() {
return File::DELETED_FILE;
}
/**
* @param IDatabase $db
* @return mixed
*/
public function doQuery( $db ) {
$archiveNames = [];
foreach ( $this->ids as $timestamp ) {
$archiveNames[] = $timestamp . '!' . $this->title->getDBkey();
}
$oiQuery = OldLocalFile::getQueryInfo();
return $db->select(
$oiQuery['tables'],
$oiQuery['fields'],
[
'oi_name' => $this->title->getDBkey(),
'oi_archive_name' => $archiveNames
],
__METHOD__,
[ 'ORDER BY' => 'oi_timestamp DESC' ],
$oiQuery['joins']
);
}
public function newItem( $row ) {
return new RevDelFileItem( $this, $row );
}
public function clearFileOps() {
$this->deleteBatch = [];
$this->storeBatch = [];
$this->cleanupBatch = [];
}
public function doPreCommitUpdates() {
$status = Status::newGood();
$repo = RepoGroup::singleton()->getLocalRepo();
if ( $this->storeBatch ) {
$status->merge( $repo->storeBatch( $this->storeBatch, FileRepo::OVERWRITE_SAME ) );
}
if ( !$status->isOK() ) {
return $status;
}
if ( $this->deleteBatch ) {
$status->merge( $repo->deleteBatch( $this->deleteBatch ) );
}
if ( !$status->isOK() ) {
// Running cleanupDeletedBatch() after a failed storeBatch() with the DB already
// modified (but destined for rollback) causes data loss
return $status;
}
if ( $this->cleanupBatch ) {
$status->merge( $repo->cleanupDeletedBatch( $this->cleanupBatch ) );
}
return $status;
}
public function doPostCommitUpdates( array $visibilityChangeMap ) {
$file = wfLocalFile( $this->title );
$file->purgeCache();
$file->purgeDescription();
// Purge full images from cache
$purgeUrls = [];
foreach ( $this->ids as $timestamp ) {
$archiveName = $timestamp . '!' . $this->title->getDBkey();
$file->purgeOldThumbnails( $archiveName );
$purgeUrls[] = $file->getArchiveUrl( $archiveName );
}
DeferredUpdates::addUpdate(
new CdnCacheUpdate( $purgeUrls ),
DeferredUpdates::PRESEND
);
return Status::newGood();
}
public function getSuppressBit() {
return File::DELETED_RESTRICTED;
}
}
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