57 lines
No EOL
1.6 KiB
PHP
57 lines
No EOL
1.6 KiB
PHP
<?php
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/**
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* Support functions for the deleteArchivedFiles script
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*
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* @addtogroup Maintenance
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* @author Aaron Schulz
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*/
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require_once( "$IP/includes/FileStore.php" );
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require_once( "$IP/includes/filerepo/File.php" );
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function DeleteArchivedFiles( $delete = false ) {
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# Data should come off the master, wrapped in a transaction
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$dbw = wfGetDB( DB_MASTER );
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$transaction = new FSTransaction();
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if( !FileStore::lock() ) {
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wfDebug( __METHOD__.": failed to acquire file store lock, aborting\n" );
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return false;
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}
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$tbl_arch = $dbw->tableName( 'filearchive' );
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# Get "active" revisions from the filearchive table
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echo( "Searching for and deleting archived files...\n" );
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$res = $dbw->query( "SELECT fa_id,fa_storage_group,fa_storage_key FROM $tbl_arch" );
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while( $row = $dbw->fetchObject( $res ) ) {
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$key = $row->fa_storage_key;
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$group = $row->fa_storage_group;
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$id = $row->fa_id;
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$store = FileStore::get( $group );
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if( $store ) {
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$path = $store->filePath( $key );
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$sha1 = substr( $key, 0, strcspn( $key, '.' ) );
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$inuse = $dbw->selectField( 'oldimage', '1',
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array( 'oi_sha1' => $sha1,
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'oi_deleted & '.File::DELETED_FILE => File::DELETED_FILE ),
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__METHOD__, array( 'FOR UPDATE' ) );
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if ( $path && file_exists($path) && !$inuse ) {
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$transaction->addCommit( FSTransaction::DELETE_FILE, $path );
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$dbw->query( "DELETE FROM $tbl_arch WHERE fa_id = $id" );
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} else {
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echo( "Notice - file '$key' not found in group '$group'\n" );
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}
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} else {
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echo( "Notice - invalid file storage group '$group' for file '$key'\n" );
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}
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}
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echo( "done.\n" );
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$transaction->commit();
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}
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?>
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