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nukePage.php
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nukePage.php
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<?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>
*/
// @codeCoverageIgnoreStart
require_once __DIR__ . '/Maintenance.php';
// @codeCoverageIgnoreEnd
use MediaWiki\Deferred\SiteStatsUpdate;
use MediaWiki\Maintenance\Maintenance;
use MediaWiki\Title\Title;
/**
* 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( 0 );
$delete = $this->hasOption( 'delete' );
$dbw = $this->getPrimaryDB();
$this->beginTransaction( $dbw, __METHOD__ );
# Get page ID
$this->output( "Searching for \"$name\"..." );
$title = Title::newFromText( $name );
if ( $title && $title->exists() ) {
$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..." );
$revs = $dbw->newSelectQueryBuilder()
->select( 'rev_id' )
->from( 'revision' )
->where( [ 'rev_page' => $id ] )
->caller( __METHOD__ )->fetchFieldValues();
$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->newDeleteQueryBuilder()
->deleteFrom( 'page' )
->where( [ 'page_id' => $id ] )
->caller( __METHOD__ )->execute();
$this->output( "done.\n" );
$this->output( "Cleaning up recent changes..." );
$dbw->newDeleteQueryBuilder()
->deleteFrom( 'recentchanges' )
->where( [ 'rc_cur_id' => $id ] )
->caller( __METHOD__ )->execute();
$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..." );
// if it was good, decrement that too
$ga = $isGoodArticle ? -1 : 0;
$stats = SiteStatsUpdate::factory( [
'edits' => -$count,
'articles' => $ga,
'pages' => -1
] );
$stats->doUpdate();
$this->output( "done.\n" );
}
} else {
$this->output( "not found in database.\n" );
$this->commitTransaction( $dbw, __METHOD__ );
}
}
public function deleteRevisions( array $ids ) {
$dbw = $this->getPrimaryDB();
$this->beginTransaction( $dbw, __METHOD__ );
$dbw->newDeleteQueryBuilder()
->deleteFrom( 'revision' )
->where( [ 'rev_id' => $ids ] )
->caller( __METHOD__ )->execute();
$this->commitTransaction( $dbw, __METHOD__ );
}
}
// @codeCoverageIgnoreStart
$maintClass = NukePage::class;
require_once RUN_MAINTENANCE_IF_MAIN;
// @codeCoverageIgnoreEnd

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text/x-php
Expires
Sat, May 16, 21:19 (1 d, 14 h)
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nukePage.php (4 KB)

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