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<?php
/**
* Clear the cache of interwiki prefixes for all local wikis.
*
* 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 clear the cache of interwiki prefixes for all local wikis.
*
* @ingroup Maintenance
*/
class ClearInterwikiCache extends Maintenance {
public function __construct() {
parent::__construct();
$this->mDescription = "Clear all interwiki links for all languages from the cache";
}
public function execute() {
global $wgLocalDatabases, $wgMemc;
$dbr = wfGetDB( DB_SLAVE );
$res = $dbr->select( 'interwiki', array( 'iw_prefix' ), false );
$prefixes = array();
foreach ( $res as $row ) {
$prefixes[] = $row->iw_prefix;
}
foreach ( $wgLocalDatabases as $db ) {
$this->output( "$db..." );
foreach ( $prefixes as $prefix ) {
$wgMemc->delete( "$db:interwiki:$prefix" );
}
$this->output( "done\n" );
}
}
}
$maintClass = "ClearInterwikiCache";
require_once( RUN_MAINTENANCE_IF_MAIN );
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