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authorPierre Schmitz <pierre@archlinux.de>2013-12-08 09:55:49 +0100
committerPierre Schmitz <pierre@archlinux.de>2013-12-08 09:55:49 +0100
commit4ac9fa081a7c045f6a9f1cfc529d82423f485b2e (patch)
treeaf68743f2f4a47d13f2b0eb05f5c4aaf86d8ea37 /maintenance/eraseArchivedFile.php
parentaf4da56f1ad4d3ef7b06557bae365da2ea27a897 (diff)
Update to MediaWiki 1.22.0
Diffstat (limited to 'maintenance/eraseArchivedFile.php')
-rw-r--r--maintenance/eraseArchivedFile.php119
1 files changed, 119 insertions, 0 deletions
diff --git a/maintenance/eraseArchivedFile.php b/maintenance/eraseArchivedFile.php
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+<?php
+/**
+ * Delete archived (non-current) files from storage
+ *
+ * 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 Maintenance
+ * @author Aaron Schulz
+ */
+
+require_once __DIR__ . '/Maintenance.php';
+
+/**
+ * Maintenance script to delete archived (non-current) files from storage.
+ *
+ * @TODO: Maybe add some simple logging
+ *
+ * @ingroup Maintenance
+ * @since 1.22
+ */
+class EraseArchivedFile extends Maintenance {
+ public function __construct() {
+ parent::__construct();
+ $this->mDescription = "Erases traces of deleted files.";
+ $this->addOption( 'delete', 'Perform the deletion' );
+ $this->addOption( 'filename', 'File name', false, true );
+ $this->addOption( 'filekey', 'File storage key (with extension) or "*"', true, true );
+ }
+
+ public function execute() {
+ if ( !$this->hasOption( 'delete' ) ) {
+ $this->output( "Use --delete to actually confirm this script\n" );
+ }
+
+ $filekey = $this->getOption( 'filekey' );
+ $filename = $this->getOption( 'filename' );
+
+ if ( $filekey === '*' ) { // all versions by name
+ if ( !strlen( $filename ) ) {
+ $this->error( "Missing --filename parameter.", 1 );
+ }
+ $afile = false;
+ } else { // specified version
+ $dbw = wfGetDB( DB_MASTER );
+ $row = $dbw->selectRow( 'filearchive', '*',
+ array( 'fa_storage_group' => 'deleted', 'fa_storage_key' => $filekey ),
+ __METHOD__ );
+ if ( !$row ) {
+ $this->error( "No deleted file exists with key '$filekey'.", 1 );
+ }
+ $filename = $row->fa_name;
+ $afile = ArchivedFile::newFromRow( $row );
+ }
+
+ $file = wfLocalFile( $filename );
+ if ( $file->exists() ) {
+ $this->error( "File '$filename' is still a public file, use the delete form.\n", 1 );
+ }
+
+ $this->output( "Purging all thumbnails for file '$filename'..." );
+ $file->purgeCache();
+ $file->purgeHistory();
+ $this->output( "done.\n" );
+
+ if ( $afile instanceof ArchivedFile ) {
+ $this->scrubVersion( $afile );
+ } else {
+ $this->output( "Finding deleted versions of file '$filename'...\n" );
+ $this->scrubAllVersions( $filename );
+ $this->output( "Done\n" );
+ }
+ }
+
+ protected function scrubAllVersions( $name ) {
+ $dbw = wfGetDB( DB_MASTER );
+ $res = $dbw->select( 'filearchive', '*',
+ array( 'fa_name' => $name, 'fa_storage_group' => 'deleted' ),
+ __METHOD__ );
+ foreach ( $res as $row ) {
+ $this->scrubVersion( ArchivedFile::newFromRow( $row ) );
+ }
+ }
+
+ protected function scrubVersion( ArchivedFile $archivedFile ) {
+ $key = $archivedFile->getStorageKey();
+ $name = $archivedFile->getName();
+ $ts = $archivedFile->getTimestamp();
+ $repo = RepoGroup::singleton()->getLocalRepo();
+ $path = $repo->getZonePath( 'deleted' ) . '/' . $repo->getDeletedHashPath( $key ) . $key;
+ if ( $this->hasOption( 'delete' ) ) {
+ $status = $repo->getBackend()->delete( array( 'src' => $path ) );
+ if ( $status->isOK() ) {
+ $this->output( "Deleted version '$key' ($ts) of file '$name'\n" );
+ } else {
+ $this->output( "Failed to delete version '$key' ($ts) of file '$name'\n" );
+ $this->output( print_r( $status->getErrorsArray(), true ) );
+ }
+ } else {
+ $this->output( "Would delete version '{$key}' ({$ts}) of file '$name'\n" );
+ }
+ }
+}
+
+$maintClass = "EraseArchivedFile";
+require_once RUN_MAINTENANCE_IF_MAIN;