| Server IP : 167.235.224.122 / Your IP : 216.73.216.110 Web Server : Apache/2.4.58 (Ubuntu) System : Linux newplayground 6.8.0-136-generic #136-Ubuntu SMP PREEMPT_DYNAMIC Wed Jul 1 21:33:11 UTC 2026 aarch64 User : deploy ( 1000) PHP Version : 8.4.23 Disable Function : NONE MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : OFF Directory : /var/www/html/wiki/maintenance/ |
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<?php
/**
* Remove unused user accounts from the database
* An unused account is one which has made no edits
*
* 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>
*/
use MediaWiki\Maintenance\Maintenance;
use MediaWiki\User\UserIdentity;
// @codeCoverageIgnoreStart
require_once __DIR__ . '/Maintenance.php';
// @codeCoverageIgnoreEnd
/**
* Maintenance script that removes unused user accounts from the database.
*
* @ingroup Maintenance
*/
class RemoveUnusedAccounts extends Maintenance {
public function __construct() {
parent::__construct();
$this->addOption( 'delete', 'Actually delete the account' );
$this->addOption( 'ignore-groups', 'List of comma-separated groups to exclude', false, true );
$this->addOption( 'ignore-touched', 'Skip accounts touched in last N days', false, true );
}
public function execute() {
$services = $this->getServiceContainer();
$userFactory = $services->getUserFactory();
$userGroupManager = $services->getUserGroupManager();
$this->output( "Remove unused accounts\n\n" );
# Do an initial scan for inactive accounts and report the result
$this->output( "Checking for unused user accounts...\n" );
$delUser = [];
$delActor = [];
$dbr = $this->getReplicaDB();
$res = $dbr->newSelectQueryBuilder()
->select( [ 'user_id', 'user_name', 'user_touched', 'actor_id' ] )
->from( 'user' )
->leftJoin( 'actor', null, 'user_id = actor_user' )
->caller( __METHOD__ )->fetchResultSet();
if ( $this->hasOption( 'ignore-groups' ) ) {
$excludedGroups = explode( ',', $this->getOption( 'ignore-groups' ) );
} else {
$excludedGroups = [];
}
$touched = $this->getOption( 'ignore-touched', "1" );
if ( !ctype_digit( $touched ) ) {
$this->fatalError( "Please put a valid positive integer on the --ignore-touched parameter." );
}
$touchedSeconds = 86400 * $touched;
foreach ( $res as $row ) {
# Check the account, but ignore it if it's within a $excludedGroups
# group or if it's touched within the $touchedSeconds seconds.
$instance = $userFactory->newFromId( $row->user_id );
if ( count(
array_intersect( $userGroupManager->getUserEffectiveGroups( $instance ), $excludedGroups ) ) == 0
&& $this->isInactiveAccount( $instance, $row->actor_id ?? null, true )
&& wfTimestamp( TS_UNIX, $row->user_touched ) < wfTimestamp( TS_UNIX, time() - $touchedSeconds
)
) {
# Inactive; print out the name and flag it
$delUser[] = $row->user_id;
if ( isset( $row->actor_id ) && $row->actor_id ) {
$delActor[] = $row->actor_id;
}
$this->output( $row->user_name . "\n" );
}
}
$count = count( $delUser );
$this->output( "...found {$count}.\n" );
# If required, go back and delete each marked account
if ( $count > 0 && $this->hasOption( 'delete' ) ) {
$this->output( "\nDeleting unused accounts..." );
$dbw = $this->getPrimaryDB();
$dbw->newDeleteQueryBuilder()
->deleteFrom( 'user' )
->where( [ 'user_id' => $delUser ] )
->caller( __METHOD__ )->execute();
# Keep actor rows referenced from block
$keep = $dbw->newSelectQueryBuilder()
->select( 'bl_by_actor' )
->from( 'block' )
->where( [ 'bl_by_actor' => $delActor ] )
->caller( __METHOD__ )->fetchFieldValues();
$del = array_diff( $delActor, $keep );
if ( $del ) {
$dbw->newDeleteQueryBuilder()
->deleteFrom( 'actor' )
->where( [ 'actor_id' => $del ] )
->caller( __METHOD__ )->execute();
}
$dbw->newDeleteQueryBuilder()
->deleteFrom( 'user_groups' )
->where( [ 'ug_user' => $delUser ] )
->caller( __METHOD__ )->execute();
$dbw->newDeleteQueryBuilder()
->deleteFrom( 'user_former_groups' )
->where( [ 'ufg_user' => $delUser ] )
->caller( __METHOD__ )->execute();
$dbw->newDeleteQueryBuilder()
->deleteFrom( 'user_properties' )
->where( [ 'up_user' => $delUser ] )
->caller( __METHOD__ )->execute();
$dbw->newDeleteQueryBuilder()
->deleteFrom( 'logging' )
->where( [ 'log_actor' => $delActor ] )
->caller( __METHOD__ )->execute();
$dbw->newDeleteQueryBuilder()
->deleteFrom( 'recentchanges' )
->where( [ 'rc_actor' => $delActor ] )
->caller( __METHOD__ )->execute();
$this->output( "done.\n" );
# Update the site_stats.ss_users field
$users = $dbw->newSelectQueryBuilder()
->select( 'COUNT(*)' )
->from( 'user' )
->caller( __METHOD__ )->fetchField();
$dbw->newUpdateQueryBuilder()
->update( 'site_stats' )
->set( [ 'ss_users' => $users ] )
->where( [ 'ss_row_id' => 1 ] )
->caller( __METHOD__ )
->execute();
} elseif ( $count > 0 ) {
$this->output( "\nRun the script again with --delete to remove them from the database.\n" );
}
$this->output( "\n" );
}
/**
* Could the specified user account be deemed inactive?
* (No edits, no deleted edits, no log entries, no current/old uploads)
*
* @param UserIdentity $user
* @param int|null $actor User's actor ID
* @param bool $primary Perform checking on the primary DB
* @return bool
*/
private function isInactiveAccount( $user, $actor, $primary = false ) {
if ( $actor === null ) {
// There's no longer a way for a user to be active in any of
// these tables without having an actor ID. The only way to link
// to a user row is via an actor row.
return true;
}
$dbo = $primary ? $this->getPrimaryDB() : $this->getReplicaDB();
$checks = [
'archive' => 'ar',
'image' => 'img',
'oldimage' => 'oi',
'filearchive' => 'fa',
'revision' => 'rev',
];
$count = 0;
$this->beginTransaction( $dbo, __METHOD__ );
foreach ( $checks as $table => $prefix ) {
$count += (int)$dbo->newSelectQueryBuilder()
->select( 'COUNT(*)' )
->from( $table )
->where( [ "{$prefix}_actor" => $actor ] )
->caller( __METHOD__ )
->fetchField();
}
$count += (int)$dbo->newSelectQueryBuilder()
->select( 'COUNT(*)' )
->from( 'logging' )
->where( [ 'log_actor' => $actor, $dbo->expr( 'log_type', '!=', 'newusers' ) ] )
->caller( __METHOD__ )->fetchField();
$this->commitTransaction( $dbo, __METHOD__ );
return $count == 0;
}
}
// @codeCoverageIgnoreStart
$maintClass = RemoveUnusedAccounts::class;
require_once RUN_MAINTENANCE_IF_MAIN;
// @codeCoverageIgnoreEnd