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| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * Removes all users from a given user group. |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License along |
| 17 | * with this program; if not, write to the Free Software Foundation, Inc., |
| 18 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 19 | * http://www.gnu.org/copyleft/gpl.html |
| 20 | * |
| 21 | * @file |
| 22 | * @ingroup Maintenance |
| 23 | */ |
| 24 | |
| 25 | use MediaWiki\User\User; |
| 26 | |
| 27 | require_once __DIR__ . '/Maintenance.php'; |
| 28 | |
| 29 | class EmptyUserGroup extends Maintenance { |
| 30 | public function __construct() { |
| 31 | parent::__construct(); |
| 32 | $this->addDescription( 'Remove all users from a given user group' ); |
| 33 | $this->addArg( 'group', 'Group to be removed', true ); |
| 34 | $this->setBatchSize( 100 ); |
| 35 | } |
| 36 | |
| 37 | public function execute() { |
| 38 | $group = $this->getArg( 0 ); |
| 39 | $userGroupManager = $this->getServiceContainer()->getUserGroupManager(); |
| 40 | |
| 41 | $totalCount = 0; |
| 42 | $this->output( "Removing users from $group...\n" ); |
| 43 | while ( true ) { |
| 44 | $users = User::findUsersByGroup( $group, $this->getBatchSize() ); |
| 45 | if ( iterator_count( $users ) === 0 ) { |
| 46 | break; |
| 47 | } |
| 48 | |
| 49 | foreach ( $users as $user ) { |
| 50 | $totalCount += (int)$userGroupManager->removeUserFromGroup( $user, $group ); |
| 51 | } |
| 52 | $this->waitForReplication(); |
| 53 | } |
| 54 | if ( $totalCount ) { |
| 55 | $this->output( " ...done! Removed $totalCount users in total.\n" ); |
| 56 | } else { |
| 57 | $this->output( " ...nothing to do, group was empty.\n" ); |
| 58 | } |
| 59 | } |
| 60 | } |
| 61 | |
| 62 | $maintClass = EmptyUserGroup::class; |
| 63 | require_once RUN_MAINTENANCE_IF_MAIN; |