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<?php
/**
* Removes all users from a given user group.
*
* 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
*/
require_once __DIR__ . '/Maintenance.php';
use MediaWiki\MediaWikiServices;
class EmptyUserGroup extends Maintenance {
public function __construct() {
parent::__construct();
$this->addDescription( 'Remove all users from a given user group' );
$this->addArg( 'group', 'Group to be removed', true );
}
public function execute() {
$group = $this->getArg( 0 );
$lb = MediaWikiServices::getInstance()->getDBLoadBalancerFactory();
$users = User::findUsersByGroup( $group );
$count = iterator_count( $users );
$this->output( "Removing $count users from $group..." );
/**
* @var User $user
*/
foreach ( $users as $user ) {
$user->removeGroup( $group );
$lb->waitForReplication();
}
$this->output( " Done!\n" );
}
}
$maintClass = EmptyUserGroup::class;
require_once RUN_MAINTENANCE_IF_MAIN;
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