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<?php
/**
* Convert user options to the new `user_properties` table.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
* @ingroup Maintenance
*/
require_once( __DIR__ . '/Maintenance.php' );
/**
* Maintenance script to convert user options to the new `user_properties` table.
*
* Do each user sequentially, since accounts can't be deleted
*
* @ingroup Maintenance
*/
class ConvertUserOptions extends Maintenance {
private $mConversionCount = 0;
public function __construct() {
parent::__construct();
$this->mDescription = "Convert user options from old to new system";
}
public function execute() {
$this->output( "...batch conversion of user_options: " );
$id = 0;
$dbw = wfGetDB( DB_MASTER );
if ( !$dbw->fieldExists( 'user', 'user_options', __METHOD__ ) ) {
$this->output( "nothing to migrate. " );
return;
}
while ( $id !== null ) {
$idCond = 'user_id > ' . $dbw->addQuotes( $id );
$optCond = "user_options != " . $dbw->addQuotes( '' ); // For compatibility
$res = $dbw->select( 'user', '*',
array( $optCond, $idCond ), __METHOD__,
array( 'LIMIT' => 50, 'FOR UPDATE' )
);
$id = $this->convertOptionBatch( $res, $dbw );
$dbw->commit( __METHOD__ );
wfWaitForSlaves();
if ( $id ) {
$this->output( "--Converted to ID $id\n" );
}
}
$this->output( "done. Converted " . $this->mConversionCount . " user records.\n" );
}
/**
* @param $res
* @param $dbw DatabaseBase
* @return null|int
*/
function convertOptionBatch( $res, $dbw ) {
$id = null;
foreach ( $res as $row ) {
$this->mConversionCount++;
$u = User::newFromRow( $row );
$u->saveSettings();
// Do this here as saveSettings() doesn't set user_options to '' anymore!
$dbw->update(
'user',
array( 'user_options' => '' ),
array( 'user_id' => $row->user_id ),
__METHOD__
);
$id = $row->user_id;
}
return $id;
}
}
$maintClass = "ConvertUserOptions";
require_once( RUN_MAINTENANCE_IF_MAIN );
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