3 * Sends dump output via the p7zip compressor.
5 * Copyright © 2003, 2005, 2006 Brion Vibber <brion@pobox.com>
6 * https://www.mediawiki.org/
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License along
19 * with this program; if not, write to the Free Software Foundation, Inc.,
20 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
21 * http://www.gnu.org/copyleft/gpl.html
29 class Dump7ZipOutput
extends DumpPipeOutput
{
33 function __construct( $file ) {
34 $command = $this->setup7zCommand( $file );
35 parent
::__construct( $command );
36 $this->filename
= $file;
43 function setup7zCommand( $file ) {
44 $command = "7za a -bd -si -mx=4 " . wfEscapeShellArg( $file );
45 // Suppress annoying useless crap from p7zip
46 // Unfortunately this could suppress real error messages too
47 $command .= ' >' . wfGetNull() . ' 2>&1';
52 * @param string $newname
55 function closeAndRename( $newname, $open = false ) {
56 $newname = $this->checkRenameArgCount( $newname );
58 fclose( $this->handle
);
59 proc_close( $this->procOpenResource
);
60 $this->renameOrException( $newname );
62 $command = $this->setup7zCommand( $this->filename
);
63 $this->startCommand( $command );