$status->fatal( 'config-invalid-db-name', $newValues['wgDBname'] );
}
if ( !preg_match( '/^[a-z0-9_-]*$/i', $newValues['wgDBprefix'] ) ) {
$status->fatal( 'config-invalid-db-name', $newValues['wgDBname'] );
}
if ( !preg_match( '/^[a-z0-9_-]*$/i', $newValues['wgDBprefix'] ) ) {