3 * Helper methods for the deleteArchivedRevisions.php maintenance script.
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 * http://www.gnu.org/copyleft/gpl.html
21 * @ingroup Maintenance
25 * Helper methods for the deleteArchivedRevisions.php maintenance script.
27 * @ingroup Maintenance
29 class DeleteArchivedRevisionsImplementation {
32 * Perform the delete on archived revisions.
34 * @param $maint Object An object (typically of class Maintenance)
35 * that implements two methods: handleOutput() and
36 * purgeRedundantText(). See Maintenance for a description of
39 public static function doDelete( $maint ) {
40 $dbw = wfGetDB( DB_MASTER );
42 $dbw->begin( __METHOD__ );
44 $tbl_arch = $dbw->tableName( 'archive' );
46 # Delete as appropriate
47 $maint->handleOutput( "Deleting archived revisions... " );
48 $dbw->query( "DELETE FROM $tbl_arch" );
50 $count = $dbw->affectedRows();
51 $deletedRows = $count != 0;
53 $maint->handleOutput( "done. $count revisions deleted.\n" );
56 # Purge redundant text records
57 $dbw->commit( __METHOD__ );
59 $maint->purgeRedundantText( true );