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emptyUserGroup.php
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emptyUserGroup.php
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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
*/
use MediaWiki\User\User;
// @codeCoverageIgnoreStart
require_once __DIR__ . '/Maintenance.php';
// @codeCoverageIgnoreEnd
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 );
$this->setBatchSize( 100 );
}
public function execute() {
$group = $this->getArg( 0 );
$userGroupManager = $this->getServiceContainer()->getUserGroupManager();
$totalCount = 0;
$this->output( "Removing users from $group...\n" );
while ( true ) {
$users = User::findUsersByGroup( $group, $this->getBatchSize() );
if ( iterator_count( $users ) === 0 ) {
break;
}
foreach ( $users as $user ) {
$totalCount += (int)$userGroupManager->removeUserFromGroup( $user, $group );
}
$this->waitForReplication();
}
if ( $totalCount ) {
$this->output( " ...done! Removed $totalCount users in total.\n" );
} else {
$this->output( " ...nothing to do, group was empty.\n" );
}
}
}
// @codeCoverageIgnoreStart
$maintClass = EmptyUserGroup::class;
require_once RUN_MAINTENANCE_IF_MAIN;
// @codeCoverageIgnoreEnd

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Sat, May 16, 18:09 (9 h, 4 m)
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emptyUserGroup.php (2 KB)

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