124 lines
4.2 KiB
PHP
124 lines
4.2 KiB
PHP
<?php
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/**
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* Delete archived (non-current) files from storage
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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* http://www.gnu.org/copyleft/gpl.html
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*
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* @file
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* @ingroup Maintenance
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*/
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use MediaWiki\MediaWikiServices;
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require_once __DIR__ . '/Maintenance.php';
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/**
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* Maintenance script to delete archived (non-current) files from storage.
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*
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* @todo Maybe add some simple logging
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*
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* @ingroup Maintenance
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* @since 1.22
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*/
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class EraseArchivedFile extends Maintenance {
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public function __construct() {
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parent::__construct();
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$this->addDescription( 'Erases traces of deleted files.' );
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$this->addOption( 'delete', 'Perform the deletion' );
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$this->addOption( 'filename', 'File name', false, true );
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$this->addOption( 'filekey', 'File storage key (with extension) or "*"', true, true );
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}
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public function execute() {
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if ( !$this->hasOption( 'delete' ) ) {
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$this->output( "Use --delete to actually confirm this script\n" );
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}
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$filekey = $this->getOption( 'filekey' );
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$filename = $this->getOption( 'filename' );
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if ( $filekey === '*' ) {
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// all versions by name
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if ( !strlen( $filename ) ) {
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$this->fatalError( "Missing --filename parameter." );
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}
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$afile = false;
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} else {
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// specified version
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$dbw = $this->getDB( DB_PRIMARY );
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$fileQuery = ArchivedFile::getQueryInfo();
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$row = $dbw->selectRow( $fileQuery['tables'], $fileQuery['fields'],
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[ 'fa_storage_group' => 'deleted', 'fa_storage_key' => $filekey ],
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__METHOD__, [], $fileQuery['joins'] );
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if ( !$row ) {
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$this->fatalError( "No deleted file exists with key '$filekey'." );
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}
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$filename = $row->fa_name;
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$afile = ArchivedFile::newFromRow( $row );
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}
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$file = MediaWikiServices::getInstance()->getRepoGroup()->getLocalRepo()->newFile( $filename );
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if ( $file->exists() ) {
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$this->fatalError( "File '$filename' is still a public file, use the delete form.\n" );
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}
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$this->output( "Purging all thumbnails for file '$filename'..." );
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$file->purgeCache();
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$this->output( "done.\n" );
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if ( $afile instanceof ArchivedFile ) {
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$this->scrubVersion( $afile );
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} else {
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$this->output( "Finding deleted versions of file '$filename'...\n" );
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$this->scrubAllVersions( $filename );
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$this->output( "Done\n" );
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}
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}
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protected function scrubAllVersions( $name ) {
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$dbw = $this->getDB( DB_PRIMARY );
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$fileQuery = ArchivedFile::getQueryInfo();
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$res = $dbw->select( $fileQuery['tables'], $fileQuery['fields'],
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[ 'fa_name' => $name, 'fa_storage_group' => 'deleted' ],
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__METHOD__, [], $fileQuery['joins'] );
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foreach ( $res as $row ) {
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$this->scrubVersion( ArchivedFile::newFromRow( $row ) );
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}
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}
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protected function scrubVersion( ArchivedFile $archivedFile ) {
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$key = $archivedFile->getStorageKey();
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$name = $archivedFile->getName();
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$ts = $archivedFile->getTimestamp();
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$repo = MediaWikiServices::getInstance()->getRepoGroup()->getLocalRepo();
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$path = $repo->getZonePath( 'deleted' ) . '/' . $repo->getDeletedHashPath( $key ) . $key;
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if ( $this->hasOption( 'delete' ) ) {
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$status = $repo->getBackend()->delete( [ 'src' => $path ] );
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if ( $status->isOK() ) {
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$this->output( "Deleted version '$key' ($ts) of file '$name'\n" );
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} else {
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$this->output( "Failed to delete version '$key' ($ts) of file '$name'\n" );
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$this->output( print_r( Status::wrap( $status )->getErrorsArray(), true ) );
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}
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} else {
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$this->output( "Would delete version '{$key}' ({$ts}) of file '$name'\n" );
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}
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}
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}
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$maintClass = EraseArchivedFile::class;
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require_once RUN_MAINTENANCE_IF_MAIN;
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