cb15755e92
The ANSI SQL default join type is INNER and this might save some line breaks here and there. Change-Id: Ibd39976f46ca3f9b71190d3b60b76ca085787a00
119 lines
3.8 KiB
PHP
119 lines
3.8 KiB
PHP
<?php
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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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*/
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require_once __DIR__ . '/Maintenance.php';
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class FindMissingFiles extends Maintenance {
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function __construct() {
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parent::__construct();
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$this->addDescription( 'Find registered files with no corresponding file.' );
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$this->addOption( 'start', 'Start after this file name', false, true );
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$this->addOption( 'mtimeafter', 'Only include files changed since this time', false, true );
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$this->addOption( 'mtimebefore', 'Only includes files changed before this time', false, true );
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$this->setBatchSize( 300 );
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}
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function execute() {
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$lastName = $this->getOption( 'start', '' );
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$repo = RepoGroup::singleton()->getLocalRepo();
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$dbr = $repo->getReplicaDB();
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$be = $repo->getBackend();
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$batchSize = $this->getBatchSize();
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$mtime1 = $dbr->timestampOrNull( $this->getOption( 'mtimeafter', null ) );
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$mtime2 = $dbr->timestampOrNull( $this->getOption( 'mtimebefore', null ) );
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$joinTables = [];
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$joinConds = [];
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if ( $mtime1 || $mtime2 ) {
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$joinTables[] = 'page';
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$joinConds['page'] = [ 'JOIN',
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[ 'page_title = img_name', 'page_namespace' => NS_FILE ] ];
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$joinTables[] = 'logging';
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$on = [ 'log_page = page_id', 'log_type' => [ 'upload', 'move', 'delete' ] ];
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if ( $mtime1 ) {
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$on[] = "log_timestamp > {$dbr->addQuotes($mtime1)}";
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}
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if ( $mtime2 ) {
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$on[] = "log_timestamp < {$dbr->addQuotes($mtime2)}";
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}
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$joinConds['logging'] = [ 'JOIN', $on ];
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}
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do {
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$res = $dbr->select(
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array_merge( [ 'image' ], $joinTables ),
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[ 'name' => 'img_name' ],
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[ "img_name > " . $dbr->addQuotes( $lastName ) ],
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__METHOD__,
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// DISTINCT causes a pointless filesort
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[ 'ORDER BY' => 'name', 'GROUP BY' => 'name',
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'LIMIT' => $batchSize ],
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$joinConds
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);
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// Check if any of these files are missing...
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$pathsByName = [];
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foreach ( $res as $row ) {
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$file = $repo->newFile( $row->name );
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$pathsByName[$row->name] = $file->getPath();
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$lastName = $row->name;
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}
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$be->preloadFileStat( [ 'srcs' => $pathsByName ] );
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foreach ( $pathsByName as $path ) {
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if ( $be->fileExists( [ 'src' => $path ] ) === false ) {
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$this->output( "$path\n" );
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}
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}
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// Find all missing old versions of any of the files in this batch...
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if ( count( $pathsByName ) ) {
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$ores = $dbr->select( 'oldimage',
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[ 'oi_name', 'oi_archive_name' ],
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[ 'oi_name' => array_keys( $pathsByName ) ],
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__METHOD__
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);
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$checkPaths = [];
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foreach ( $ores as $row ) {
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if ( !strlen( $row->oi_archive_name ) ) {
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continue; // broken row
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}
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$file = $repo->newFromArchiveName( $row->oi_name, $row->oi_archive_name );
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$checkPaths[] = $file->getPath();
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}
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foreach ( array_chunk( $checkPaths, $batchSize ) as $paths ) {
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$be->preloadFileStat( [ 'srcs' => $paths ] );
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foreach ( $paths as $path ) {
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if ( $be->fileExists( [ 'src' => $path ] ) === false ) {
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$this->output( "$path\n" );
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}
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}
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}
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}
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} while ( $res->numRows() >= $batchSize );
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}
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}
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$maintClass = FindMissingFiles::class;
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require_once RUN_MAINTENANCE_IF_MAIN;
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