diff options
Diffstat (limited to 'www/wiki/maintenance/nukePage.php')
| -rw-r--r-- | www/wiki/maintenance/nukePage.php | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/www/wiki/maintenance/nukePage.php b/www/wiki/maintenance/nukePage.php new file mode 100644 index 00000000..baead947 --- /dev/null +++ b/www/wiki/maintenance/nukePage.php @@ -0,0 +1,119 @@ +<?php +/** + * Erase a page record from the database + * Irreversible (can't use standard undelete) and does not update link tables + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * http://www.gnu.org/copyleft/gpl.html + * + * @file + * @ingroup Maintenance + * @author Rob Church <robchur@gmail.com> + */ + +require_once __DIR__ . '/Maintenance.php'; + +/** + * Maintenance script that erases a page record from the database. + * + * @ingroup Maintenance + */ +class NukePage extends Maintenance { + public function __construct() { + parent::__construct(); + $this->addDescription( 'Remove a page record from the database' ); + $this->addOption( 'delete', "Actually delete the page" ); + $this->addArg( 'title', 'Title to delete' ); + } + + public function execute() { + $name = $this->getArg(); + $delete = $this->hasOption( 'delete' ); + + $dbw = $this->getDB( DB_MASTER ); + $this->beginTransaction( $dbw, __METHOD__ ); + + $tbl_pag = $dbw->tableName( 'page' ); + $tbl_rec = $dbw->tableName( 'recentchanges' ); + $tbl_rev = $dbw->tableName( 'revision' ); + + # Get page ID + $this->output( "Searching for \"$name\"..." ); + $title = Title::newFromText( $name ); + if ( $title ) { + $id = $title->getArticleID(); + $real = $title->getPrefixedText(); + $isGoodArticle = $title->isContentPage(); + $this->output( "found \"$real\" with ID $id.\n" ); + + # Get corresponding revisions + $this->output( "Searching for revisions..." ); + $res = $dbw->query( "SELECT rev_id FROM $tbl_rev WHERE rev_page = $id" ); + $revs = []; + foreach ( $res as $row ) { + $revs[] = $row->rev_id; + } + $count = count( $revs ); + $this->output( "found $count.\n" ); + + # Delete the page record and associated recent changes entries + if ( $delete ) { + $this->output( "Deleting page record..." ); + $dbw->query( "DELETE FROM $tbl_pag WHERE page_id = $id" ); + $this->output( "done.\n" ); + $this->output( "Cleaning up recent changes..." ); + $dbw->query( "DELETE FROM $tbl_rec WHERE rc_cur_id = $id" ); + $this->output( "done.\n" ); + } + + $this->commitTransaction( $dbw, __METHOD__ ); + + # Delete revisions as appropriate + if ( $delete && $count ) { + $this->output( "Deleting revisions..." ); + $this->deleteRevisions( $revs ); + $this->output( "done.\n" ); + $this->purgeRedundantText( true ); + } + + # Update stats as appropriate + if ( $delete ) { + $this->output( "Updating site stats..." ); + $ga = $isGoodArticle ? -1 : 0; // if it was good, decrement that too + $stats = new SiteStatsUpdate( 0, -$count, $ga, -1 ); + $stats->doUpdate(); + $this->output( "done.\n" ); + } + } else { + $this->output( "not found in database.\n" ); + $this->commitTransaction( $dbw, __METHOD__ ); + } + } + + public function deleteRevisions( $ids ) { + $dbw = $this->getDB( DB_MASTER ); + $this->beginTransaction( $dbw, __METHOD__ ); + + $tbl_rev = $dbw->tableName( 'revision' ); + + $set = implode( ', ', $ids ); + $dbw->query( "DELETE FROM $tbl_rev WHERE rev_id IN ( $set )" ); + + $this->commitTransaction( $dbw, __METHOD__ ); + } +} + +$maintClass = NukePage::class; +require_once RUN_MAINTENANCE_IF_MAIN; |