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1<?php
2/**
3 * Delete archived (deleted from public) revisions from the database
4 *
5 * Shamelessly stolen from deleteOldRevisions.php by Rob Church :)
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License along
18 * with this program; if not, write to the Free Software Foundation, Inc.,
19 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
20 * http://www.gnu.org/copyleft/gpl.html
21 *
22 * @file
23 * @ingroup Maintenance
24 */
25
26require_once __DIR__ . '/Maintenance.php';
27
28/**
29 * Maintenance script to delete archived (deleted from public) revisions
30 * from the database.
31 *
32 * @ingroup Maintenance
33 */
34class DeleteArchivedRevisions extends Maintenance {
35    public function __construct() {
36        parent::__construct();
37        $this->addDescription(
38            "Deletes all archived revisions\nThese revisions will no longer be restorable" );
39        $this->addOption( 'delete', 'Performs the deletion' );
40    }
41
42    public function execute() {
43        $dbw = $this->getPrimaryDB();
44
45        if ( !$this->hasOption( 'delete' ) ) {
46            $count = $dbw->newSelectQueryBuilder()
47                ->select( 'COUNT(*)' )
48                ->from( 'archive' )
49                ->caller( __METHOD__ )
50                ->fetchField();
51            $this->output( "Found $count revisions to delete.\n" );
52            $this->output( "Please run the script again with the --delete option "
53                . "to really delete the revisions.\n" );
54            return;
55        }
56
57        $this->output( "Deleting archived revisions..." );
58        $dbw->newDeleteQueryBuilder()
59            ->deleteFrom( 'archive' )
60            ->where( '*' )
61            ->caller( __METHOD__ )->execute();
62        $count = $dbw->affectedRows();
63        $this->output( "done. $count revisions deleted.\n" );
64
65        if ( $count ) {
66            $this->purgeRedundantText( true );
67        }
68    }
69}
70
71$maintClass = DeleteArchivedRevisions::class;
72require_once RUN_MAINTENANCE_IF_MAIN;