Current File : //proc/985914/root/www/varak.net/wiki.varak.net/maintenance/populateExternallinksIndex60.php
<?php
/**
* Populates the el_index_60 field in the externallinks 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 that populates the el_index_60 field in the externallinks
* table.
*
* @ingroup Maintenance
* @since 1.32
*/
class PopulateExternallinksIndex60 extends LoggedUpdateMaintenance {
public function __construct() {
parent::__construct();
$this->addDescription(
'Populates the el_index_60 field in the externallinks table' );
$this->setBatchSize( 200 );
}
protected function getUpdateKey() {
return 'populate externallinks.el_index_60';
}
protected function updateSkippedMessage() {
return 'externallinks.el_index_60 already populated.';
}
protected function doDBUpdates() {
$dbw = $this->getDB( DB_MASTER );
$this->output( "Populating externallinks.el_index_60...\n" );
$count = 0;
$start = 0;
$last = $dbw->selectField( 'externallinks', 'MAX(el_id)', '', __METHOD__ );
while ( $start <= $last ) {
$end = $start + $this->mBatchSize;
$this->output( "el_id $start - $end of $last\n" );
$res = $dbw->select( 'externallinks', [ 'el_id', 'el_index' ],
[
"el_id > $start",
"el_id <= $end",
'el_index_60' => '',
],
__METHOD__,
[ 'ORDER BY' => 'el_id' ]
);
foreach ( $res as $row ) {
$count++;
$dbw->update( 'externallinks',
[
'el_index_60' => substr( $row->el_index, 0, 60 ),
],
[
'el_id' => $row->el_id,
], __METHOD__, [ 'IGNORE' ]
);
}
wfWaitForSlaves();
$start = $end;
}
$this->output( "Done, $count rows updated.\n" );
return true;
}
}
$maintClass = "PopulateExternallinksIndex60";
require_once RUN_MAINTENANCE_IF_MAIN;
Mini Shell