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  * @file
   7  * @ingroup Maintenance
   8  */
   9
  10 error_reporting(E_ALL ^ E_NOTICE);
  11 require_once 'commandLine.inc';
  12
  13 class checkUsernames {
  14         var $stderr, $log;
  15
  16         function checkUsernames() {
  17                 $this->stderr = fopen( 'php://stderr', 'wt' );
  18         }
  19         function main() {
  20                 $fname = 'checkUsernames::main';
  21
  22                 $dbr = wfGetDB( DB_SLAVE );
  23
  24                 $res = $dbr->select( 'user',
  25                         array( 'user_id', 'user_name' ),
  26                         null,
  27                         $fname
  28                 );
  29
  30                 while ( $row = $dbr->fetchObject( $res ) ) {
  31                         if ( ! User::isValidUserName( $row->user_name ) ) {
  32                                 $out = sprintf( "%s: %6d: '%s'\n", wfWikiID(), $row->user_id, $row->user_name );
  33                                 fwrite( $this->stderr, $out );
  34                                 wfDebugLog( 'checkUsernames', $out );
  35                         }
  36                 }
  37         }
  38 }
  39
  40 $cun = new checkUsernames();
  41 $cun->main();
  42