maintenance/checkUsernames.php

   1 <?php
   2 /**
   3  * This script verifies that database usernames are actually valid.
   4  * An existing usernames can become invalid if User::isValidUserName()
   5  * is altered or if we change the $wgMaxNameChars
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along
  18  * with this program; if not, write to the Free Software Foundation, Inc.,
  19  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  20  * http://www.gnu.org/copyleft/gpl.html
  21  *
  22  * @ingroup Maintenance
  23  */
  24
  25
  26 require_once( dirname( __FILE__ ) . '/Maintenance.php' );
  27
  28 class CheckUsernames extends Maintenance {
  29
  30         public function __construct() {
  31                 parent::__construct();
  32                 $this->mDescription = "Verify that database usernames are actually valid";
  33         }
  34
  35         function execute() {
  36                 $dbr = wfGetDB( DB_SLAVE );
  37
  38                 $res = $dbr->select( 'user',
  39                         array( 'user_id', 'user_name' ),
  40                         null,
  41                         __METHOD__
  42                 );
  43
  44                 foreach ( $res as $row ) {
  45                         if ( ! User::isValidUserName( $row->user_name ) ) {
  46                                 $this->error( sprintf( "%s: %6d: '%s'\n", wfWikiID(), $row->user_id, $row->user_name ) );
  47                                 wfDebugLog( 'checkUsernames', $out );
  48                         }
  49                 }
  50         }
  51 }
  52
  53 $maintClass = "CheckUsernames";
  54 require_once( DO_MAINTENANCE );