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<?php
/**
* Maintenance script to provide a better count of the number of articles
* and update the site statistics table, if desired
*
* 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
*
* @ingroup Maintenance
* @author Rob Church <robchur@gmail.com>
*/
require_once( dirname(__FILE__) . '/Maintenance.php' );
class UpdateArticleCount extends Maintenance {
// Content namespaces
private $namespaces;
public function __construct() {
parent::__construct();
$this->mDescription = "Count of the number of articles and update the site statistics table";
$this->addOption( 'update', 'Update the site_stats table with the new count' );
}
public function execute() {
global $wgContentNamespaces;
$this->namespaces = $wgContentNamespaces;
$this->output( "Counting articles..." );
$result = $this->count();
if( $result !== false ) {
$this->output( "found {$result}.\n" );
if( $this->hasOption( 'update' ) ) {
$this->output( "Updating site statistics table... " );
$dbw = wfGetDB( DB_MASTER );
$dbw->update( 'site_stats', array( 'ss_good_articles' => $result ), array( 'ss_row_id' => 1 ), __METHOD__ );
$this->output( "done.\n" );
} else {
$this->output( "To update the site statistics table, run the script with the --update option.\n" );
}
} else {
$this->output( "failed.\n" );
}
}
/**
* Produce a comma-delimited set of namespaces
* Includes paranoia
*
* @return string
*/
private function makeNsSet() {
foreach( $this->namespaces as $namespace )
$namespaces[] = intval( $namespace );
return implode( ', ', $namespaces );
}
/**
* Produce SQL for the query
*
* @param $dbr Database handle
* @return string
*/
private function makeSql( $dbr ) {
list( $page, $pagelinks ) = $dbr->tableNamesN( 'page', 'pagelinks' );
$nsset = $this->makeNsSet();
return "SELECT COUNT(DISTINCT page_id) AS pagecount " .
"FROM $page, $pagelinks " .
"WHERE pl_from=page_id and page_namespace IN ( $nsset ) " .
"AND page_is_redirect = 0 AND page_len > 0";
}
/**
* Count the number of valid content pages in the wiki
*
* @return mixed Integer, or false if there's a problem
*/
private function count() {
$dbr = wfGetDB( DB_SLAVE );
$res = $dbr->query( $this->makeSql( $dbr ), __METHOD__ );
$row = $dbr->fetchObject( $res );
$dbr->freeResult( $res );
return $row ? $row->pagecount : false;
}
}
$maintClass = "UpdateArticleCount";
require_once( DO_MAINTENANCE );
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