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SpecialWantedPages.php
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SpecialWantedPages.php
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<?php
/**
* 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
*/
namespace MediaWiki\Specials;
use MediaWiki\Cache\LinkBatchFactory;
use MediaWiki\Linker\LinksMigration;
use MediaWiki\MainConfigNames;
use MediaWiki\SpecialPage\WantedQueryPage;
use Wikimedia\Rdbms\IConnectionProvider;
/**
* List of the most-linked pages that do not exist.
*
* @ingroup SpecialPage
*/
class SpecialWantedPages extends WantedQueryPage {
private LinksMigration $linksMigration;
/**
* @param IConnectionProvider $dbProvider
* @param LinkBatchFactory $linkBatchFactory
*/
public function __construct(
IConnectionProvider $dbProvider,
LinkBatchFactory $linkBatchFactory,
LinksMigration $linksMigration
) {
parent::__construct( 'Wantedpages' );
$this->setDatabaseProvider( $dbProvider );
$this->setLinkBatchFactory( $linkBatchFactory );
$this->linksMigration = $linksMigration;
}
public function isIncludable() {
return true;
}
public function execute( $par ) {
$inc = $this->including();
if ( $inc ) {
$this->limit = (int)$par;
$this->offset = 0;
}
$this->shownavigation = !$inc;
parent::execute( $par );
}
public function getQueryInfo() {
$dbr = $this->getDatabaseProvider()->getReplicaDatabase();
$count = $this->getConfig()->get( MainConfigNames::WantedPagesThreshold ) - 1;
[ $blNamespace, $blTitle ] = $this->linksMigration->getTitleFields( 'pagelinks' );
$queryInfo = $this->linksMigration->getQueryInfo( 'pagelinks', 'pagelinks' );
$query = [
'tables' => array_merge( $queryInfo['tables'], [
'pg1' => 'page',
'pg2' => 'page'
] ),
'fields' => [
'namespace' => $blNamespace,
'title' => $blTitle,
'value' => 'COUNT(*)'
],
'conds' => [
'pg1.page_namespace' => null,
$dbr->expr( $blNamespace, '!=', [ NS_USER, NS_USER_TALK ] ),
$dbr->expr( 'pg2.page_namespace', '!=', NS_MEDIAWIKI ),
],
'options' => [
'HAVING' => [
'COUNT(*) > ' . $dbr->addQuotes( $count ),
'COUNT(*) > SUM(pg2.page_is_redirect)'
],
'GROUP BY' => [ $blNamespace, $blTitle ]
],
'join_conds' => array_merge( [
'pg1' => [
'LEFT JOIN', [
'pg1.page_namespace = ' . $blNamespace,
'pg1.page_title = ' . $blTitle
]
],
'pg2' => [ 'LEFT JOIN', 'pg2.page_id = pl_from' ]
], $queryInfo['joins'] )
];
// Replacement for the WantedPages::getSQL hook
$this->getHookRunner()->onWantedPages__getQueryInfo( $this, $query );
return $query;
}
protected function getGroupName() {
return 'maintenance';
}
}
/**
* Retain the old class name for backwards compatibility.
* @deprecated since 1.40
*/
class_alias( SpecialWantedPages::class, 'WantedPagesPage' );

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Sat, Oct 3, 09:39 (1 w, 3 d ago)
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SpecialWantedPages.php (3 KB)

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