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| 1 | <?php |
| 2 | /** |
| 3 | * Check that database usernames are actually valid. |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify |
| 6 | * it under the terms of the GNU General Public License as published by |
| 7 | * the Free Software Foundation; either version 2 of the License, or |
| 8 | * (at your option) any later version. |
| 9 | * |
| 10 | * This program is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | * GNU General Public License for more details. |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License along |
| 16 | * with this program; if not, write to the Free Software Foundation, Inc., |
| 17 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 18 | * http://www.gnu.org/copyleft/gpl.html |
| 19 | * |
| 20 | * @file |
| 21 | * @ingroup Maintenance |
| 22 | */ |
| 23 | |
| 24 | use MediaWiki\Maintenance\Maintenance; |
| 25 | |
| 26 | // @codeCoverageIgnoreStart |
| 27 | require_once __DIR__ . '/Maintenance.php'; |
| 28 | // @codeCoverageIgnoreEnd |
| 29 | |
| 30 | /** |
| 31 | * Maintenance script to check that database usernames are actually valid. |
| 32 | * |
| 33 | * An existing usernames can become invalid if UserNameUtils::isValid() |
| 34 | * is altered or if we change the $wgMaxNameChars |
| 35 | * |
| 36 | * @ingroup Maintenance |
| 37 | */ |
| 38 | class CheckUsernames extends Maintenance { |
| 39 | |
| 40 | public function __construct() { |
| 41 | parent::__construct(); |
| 42 | $this->addDescription( 'Verify that database usernames are actually valid' ); |
| 43 | $this->setBatchSize( 1000 ); |
| 44 | } |
| 45 | |
| 46 | public function execute() { |
| 47 | $dbr = $this->getReplicaDB(); |
| 48 | $userNameUtils = $this->getServiceContainer()->getUserNameUtils(); |
| 49 | |
| 50 | $maxUserId = 0; |
| 51 | do { |
| 52 | $res = $dbr->newSelectQueryBuilder() |
| 53 | ->select( [ 'user_id', 'user_name' ] ) |
| 54 | ->from( 'user' ) |
| 55 | ->where( $dbr->expr( 'user_id', '>', $maxUserId ) ) |
| 56 | ->orderBy( 'user_id' ) |
| 57 | ->limit( $this->getBatchSize() ) |
| 58 | ->caller( __METHOD__ ) |
| 59 | ->fetchResultSet(); |
| 60 | |
| 61 | foreach ( $res as $row ) { |
| 62 | if ( !$userNameUtils->isValid( $row->user_name ) ) { |
| 63 | $this->output( sprintf( "Found: %6d: '%s'\n", $row->user_id, $row->user_name ) ); |
| 64 | wfDebugLog( 'checkUsernames', $row->user_name ); |
| 65 | } |
| 66 | } |
| 67 | // @phan-suppress-next-line PhanPossiblyUndeclaredVariable $res has at at least one item |
| 68 | $maxUserId = $row->user_id; |
| 69 | } while ( $res->numRows() ); |
| 70 | } |
| 71 | } |
| 72 | |
| 73 | // @codeCoverageIgnoreStart |
| 74 | $maintClass = CheckUsernames::class; |
| 75 | require_once RUN_MAINTENANCE_IF_MAIN; |
| 76 | // @codeCoverageIgnoreEnd |