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| 1 | <?php |
| 2 | /** |
| 3 | * This program is free software; you can redistribute it and/or modify |
| 4 | * it under the terms of the GNU General Public License as published by |
| 5 | * the Free Software Foundation; either version 2 of the License, or |
| 6 | * (at your option) any later version. |
| 7 | * |
| 8 | * This program is distributed in the hope that it will be useful, |
| 9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 11 | * GNU General Public License for more details. |
| 12 | * |
| 13 | * You should have received a copy of the GNU General Public License along |
| 14 | * with this program; if not, write to the Free Software Foundation, Inc., |
| 15 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 16 | * http://www.gnu.org/copyleft/gpl.html |
| 17 | * |
| 18 | * @file |
| 19 | */ |
| 20 | |
| 21 | use MediaWiki\Maintenance\Maintenance; |
| 22 | use MediaWiki\Title\Title; |
| 23 | |
| 24 | // @codeCoverageIgnoreStart |
| 25 | require_once __DIR__ . '/Maintenance.php'; |
| 26 | // @codeCoverageIgnoreEnd |
| 27 | |
| 28 | class FindOrphanedFiles extends Maintenance { |
| 29 | public function __construct() { |
| 30 | parent::__construct(); |
| 31 | |
| 32 | $this->addDescription( "Find unregistered files in the 'public' repo zone." ); |
| 33 | $this->addOption( 'subdir', |
| 34 | 'Only scan files in this subdirectory (e.g. "a/a0")', false, true ); |
| 35 | $this->addOption( 'verbose', "Mention file paths checked" ); |
| 36 | $this->setBatchSize( 500 ); |
| 37 | } |
| 38 | |
| 39 | public function execute() { |
| 40 | $subdir = $this->getOption( 'subdir', '' ); |
| 41 | $verbose = $this->hasOption( 'verbose' ); |
| 42 | |
| 43 | $repo = $this->getServiceContainer()->getRepoGroup()->getLocalRepo(); |
| 44 | if ( $repo->hasSha1Storage() ) { |
| 45 | $this->fatalError( "Local repo uses SHA-1 file storage names; aborting." ); |
| 46 | } |
| 47 | |
| 48 | $directory = $repo->getZonePath( 'public' ); |
| 49 | if ( $subdir != '' ) { |
| 50 | $directory .= "/$subdir/"; |
| 51 | } |
| 52 | |
| 53 | if ( $verbose ) { |
| 54 | $this->output( "Scanning files under $directory:\n" ); |
| 55 | } |
| 56 | |
| 57 | $list = $repo->getBackend()->getFileList( [ 'dir' => $directory ] ); |
| 58 | if ( $list === null ) { |
| 59 | $this->fatalError( "Could not get file listing." ); |
| 60 | } |
| 61 | |
| 62 | $pathBatch = []; |
| 63 | foreach ( $list as $path ) { |
| 64 | if ( preg_match( '#^(thumb|deleted)/#', $path ) ) { |
| 65 | continue; // handle ugly nested containers on stock installs |
| 66 | } |
| 67 | |
| 68 | $pathBatch[] = $path; |
| 69 | if ( count( $pathBatch ) >= $this->getBatchSize() ) { |
| 70 | $this->checkFiles( $repo, $pathBatch, $verbose ); |
| 71 | $pathBatch = []; |
| 72 | } |
| 73 | } |
| 74 | $this->checkFiles( $repo, $pathBatch, $verbose ); |
| 75 | } |
| 76 | |
| 77 | protected function checkFiles( LocalRepo $repo, array $paths, $verbose ) { |
| 78 | if ( !count( $paths ) ) { |
| 79 | return; |
| 80 | } |
| 81 | |
| 82 | $dbr = $repo->getReplicaDB(); |
| 83 | |
| 84 | $curNames = []; |
| 85 | $oldNames = []; |
| 86 | $imgIN = []; |
| 87 | $oiWheres = []; |
| 88 | foreach ( $paths as $path ) { |
| 89 | $name = basename( $path ); |
| 90 | if ( preg_match( '#^archive/#', $path ) ) { |
| 91 | if ( $verbose ) { |
| 92 | $this->output( "Checking old file $name\n" ); |
| 93 | } |
| 94 | |
| 95 | $oldNames[] = $name; |
| 96 | [ , $base ] = explode( '!', $name, 2 ); // <TS_MW>!<img_name> |
| 97 | $oiWheres[] = $dbr->expr( 'oi_name', '=', $base )->and( 'oi_archive_name', '=', $name ); |
| 98 | } else { |
| 99 | if ( $verbose ) { |
| 100 | $this->output( "Checking current file $name\n" ); |
| 101 | } |
| 102 | |
| 103 | $curNames[] = $name; |
| 104 | $imgIN[] = $name; |
| 105 | } |
| 106 | } |
| 107 | $uqb = $dbr->newUnionQueryBuilder(); |
| 108 | $uqb->add( |
| 109 | $dbr->newSelectQueryBuilder() |
| 110 | ->select( [ 'name' => 'img_name', 'old' => '0' ] ) |
| 111 | ->from( 'image' ) |
| 112 | ->where( $imgIN ? [ 'img_name' => $imgIN ] : '1=0' ) |
| 113 | ); |
| 114 | $uqb->add( |
| 115 | $dbr->newSelectQueryBuilder() |
| 116 | ->select( [ 'name' => 'oi_archive_name', 'old' => '1' ] ) |
| 117 | ->from( 'oldimage' ) |
| 118 | ->where( $oiWheres ? $dbr->orExpr( $oiWheres ) : '1=0' ) |
| 119 | ); |
| 120 | |
| 121 | $res = $uqb->all()->caller( __METHOD__ )->fetchResultSet(); |
| 122 | |
| 123 | $curNamesFound = []; |
| 124 | $oldNamesFound = []; |
| 125 | foreach ( $res as $row ) { |
| 126 | if ( $row->old ) { |
| 127 | $oldNamesFound[] = $row->name; |
| 128 | } else { |
| 129 | $curNamesFound[] = $row->name; |
| 130 | } |
| 131 | } |
| 132 | |
| 133 | foreach ( array_diff( $curNames, $curNamesFound ) as $name ) { |
| 134 | $file = $repo->newFile( $name ); |
| 135 | // Print name and public URL to ease recovery |
| 136 | if ( $file ) { |
| 137 | $this->output( $name . "\n" . $file->getCanonicalUrl() . "\n\n" ); |
| 138 | } else { |
| 139 | $this->error( "Cannot get URL for bad file title '$name'" ); |
| 140 | } |
| 141 | } |
| 142 | |
| 143 | foreach ( array_diff( $oldNames, $oldNamesFound ) as $name ) { |
| 144 | [ , $base ] = explode( '!', $name, 2 ); // <TS_MW>!<img_name> |
| 145 | $file = $repo->newFromArchiveName( Title::makeTitle( NS_FILE, $base ), $name ); |
| 146 | // Print name and public URL to ease recovery |
| 147 | $this->output( $name . "\n" . $file->getCanonicalUrl() . "\n\n" ); |
| 148 | } |
| 149 | } |
| 150 | } |
| 151 | |
| 152 | // @codeCoverageIgnoreStart |
| 153 | $maintClass = FindOrphanedFiles::class; |
| 154 | require_once RUN_MAINTENANCE_IF_MAIN; |
| 155 | // @codeCoverageIgnoreEnd |