maintenance/fixUserRegistration.php

   1 <?php
   2 /**
   3  * Fix the user_registration field.
   4  * In particular, for values which are NULL, set them to the date of the first edit
   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 require_once __DIR__ . '/Maintenance.php';
  26
  27 /**
  28  * Maintenance script that fixes the user_registration field.
  29  *
  30  * @ingroup Maintenance
  31  */
  32 class FixUserRegistration extends Maintenance {
  33         public function __construct() {
  34                 parent::__construct();
  35                 $this->mDescription = "Fix the user_registration field";
  36                 $this->setBatchSize( 1000 );
  37         }
  38
  39         public function execute() {
  40                 $dbw = $this->getDB( DB_MASTER );
  41
  42                 $lastId = 0;
  43                 do {
  44                         // Get user IDs which need fixing
  45                         $res = $dbw->select(
  46                                 'user',
  47                                 'user_id',
  48                                 array(
  49                                         'user_id > ' . $dbw->addQuotes( $lastId ),
  50                                         'user_registration IS NULL'
  51                                 ),
  52                                 __METHOD__,
  53                                 array(
  54                                         'LIMIT' => $this->mBatchSize,
  55                                         'ORDER BY' => 'user_id',
  56                                 )
  57                         );
  58                         foreach ( $res as $row ) {
  59                                 $id = $row->user_id;
  60                                 $lastId = $id;
  61                                 // Get first edit time
  62                                 $timestamp = $dbw->selectField(
  63                                         'revision',
  64                                         'MIN(rev_timestamp)',
  65                                         array( 'rev_user' => $id ),
  66                                         __METHOD__
  67                                 );
  68                                 // Update
  69                                 if ( $timestamp !== null ) {
  70                                         $dbw->update(
  71                                                 'user',
  72                                                 array( 'user_registration' => $timestamp ),
  73                                                 array( 'user_id' => $id ),
  74                                                 __METHOD__
  75                                         );
  76                                         $user = User::newFromId( $id );
  77                                         $user->invalidateCache();
  78                                         $this->output( "Set registration for #$id to $timestamp\n" );
  79                                 } else {
  80                                         $this->output( "Could not find registration for #$id NULL\n" );
  81                                 }
  82                         }
  83                         $this->output( "Waiting for slaves..." );
  84                         wfWaitForSlaves();
  85                         $this->output( " done.\n" );
  86                 } while ( $res->numRows() >= $this->mBatchSize );
  87         }
  88 }
  89
  90 $maintClass = "FixUserRegistration";
  91 require_once RUN_MAINTENANCE_IF_MAIN;