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<?php
/**
* A repository that stores files in the local filesystem and registers them
* in the wiki's own database. This is the most commonly used repository class.
*/
class LocalRepo extends FSRepo {
var $fileFactory = array( 'LocalFile', 'newFromTitle' );
var $oldFileFactory = array( 'OldLocalFile', 'newFromTitle' );
function getSlaveDB() {
return wfGetDB( DB_SLAVE );
}
function getMasterDB() {
return wfGetDB( DB_MASTER );
}
function newFileFromRow( $row ) {
if ( isset( $row->img_name ) ) {
return LocalFile::newFromRow( $row, $this );
} elseif ( isset( $row->oi_name ) ) {
return OldLocalFile::newFromRow( $row, $this );
} else {
throw new MWException( __METHOD__.': invalid row' );
}
}
function newFromArchiveName( $title, $archiveName ) {
return OldLocalFile::newFromArchiveName( $title, $this, $archiveName );
}
/**
* Delete files in the deleted directory if they are not referenced in the
* filearchive table. This needs to be done in the repo because it needs to
* interleave database locks with file operations, which is potentially a
* remote operation.
* @return FileRepoStatus
*/
function cleanupDeletedBatch( $storageKeys ) {
$root = $this->getZonePath( 'deleted' );
$dbw = $this->getMasterDB();
$status = $this->newGood();
$storageKeys = array_unique($storageKeys);
foreach ( $storageKeys as $key ) {
$hashPath = $this->getDeletedHashPath( $key );
$path = "$root/$hashPath$key";
$dbw->begin();
$inuse = $dbw->selectField( 'filearchive', '1',
array( 'fa_storage_group' => 'deleted', 'fa_storage_key' => $key ),
__METHOD__, array( 'FOR UPDATE' ) );
if ( !$inuse ) {
wfDebug( __METHOD__ . ": deleting $key\n" );
if ( !@unlink( $path ) ) {
$status->error( 'undelete-cleanup-error', $path );
$status->failCount++;
}
} else {
wfDebug( __METHOD__ . ": $key still in use\n" );
$status->successCount++;
}
$dbw->commit();
}
return $status;
}
}
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