maintenance/convertUserOptions.php

   1 <?php
   2 /**
   3  * Do each user sequentially, since accounts can't be deleted
   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 require_once( dirname( __FILE__ ) . '/Maintenance.php' );
  25
  26 class ConvertUserOptions extends Maintenance {
  27
  28         private $mConversionCount = 0;
  29
  30         public function __construct() {
  31                 parent::__construct();
  32                 $this->mDescription = "Convert user options from old to new system";
  33         }
  34
  35         public function execute() {
  36                 $this->output( "Beginning batch conversion of user options.\n" );
  37                 $id = 0;
  38                 $dbw = wfGetDB( DB_MASTER );
  39
  40                 while ( $id !== null ) {
  41                         $idCond = 'user_id>' . $dbw->addQuotes( $id );
  42                         $optCond = "user_options!=" . $dbw->addQuotes( '' ); // For compatibility
  43                         $res = $dbw->select( 'user', '*',
  44                                         array( $optCond, $idCond ), __METHOD__,
  45                                         array( 'LIMIT' => 50, 'FOR UPDATE' ) );
  46                         $id = $this->convertOptionBatch( $res, $dbw );
  47                         $dbw->commit();
  48
  49                         wfWaitForSlaves( 1 );
  50
  51                         if ( $id )
  52                                 $this->output( "--Converted to ID $id\n" );
  53                 }
  54                 $this->output( "Conversion done. Converted " . $this->mConversionCount . " user records.\n" );
  55         }
  56
  57         function convertOptionBatch( $res, $dbw ) {
  58                 $id = null;
  59                 foreach ( $res as $row ) {
  60                         $this->mConversionCount++;
  61
  62                         $u = User::newFromRow( $row );
  63
  64                         $u->saveSettings();
  65                         $id = $row->user_id;
  66                 }
  67
  68                 return $id;
  69         }
  70 }
  71
  72 $maintClass = "ConvertUserOptions";
  73 require_once( DO_MAINTENANCE );