SpecialMostLinkedCategories.php

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<?php
use MediaWiki\Cache\LinkBatchFactory;
use MediaWiki\Languages\LanguageConverterFactory;
use Wikimedia\Rdbms\IDatabase;
use Wikimedia\Rdbms\ILoadBalancer;
use Wikimedia\Rdbms\IResultWrapper;
 
class SpecialMostLinkedCategories extends QueryPage {
 
    private $languageConverter;
 
    public function __construct(
        ILoadBalancer $loadBalancer,
        LinkBatchFactory $linkBatchFactory,
        LanguageConverterFactory $languageConverterFactory
    ) {
        parent::__construct( 'Mostlinkedcategories' );
        $this->setDBLoadBalancer( $loadBalancer );
        $this->setLinkBatchFactory( $linkBatchFactory );
        $this->languageConverter = $languageConverterFactory->getLanguageConverter( $this->getContentLanguage() );
    }
 
    public function isSyndicated() {
        return false;
    }
 
    public function getQueryInfo() {
        return [
            'tables' => [ 'category' ],
            'fields' => [ 'title' => 'cat_title',
                'namespace' => NS_CATEGORY,
                'value' => 'cat_pages' ],
            'conds' => [ 'cat_pages > 0' ],
        ];
    }
 
    protected function sortDescending() {
        return true;
    }
 
    public function preprocessResults( $db, $res ) {
        $this->executeLBFromResultWrapper( $res );
    }
 
    public function formatResult( $skin, $result ) {
        $nt = Title::makeTitleSafe( NS_CATEGORY, $result->title );
        if ( !$nt ) {
            return Html::element(
                'span',
                [ 'class' => 'mw-invalidtitle' ],
                Linker::getInvalidTitleDescription(
                    $this->getContext(),
                    NS_CATEGORY,
                    $result->title )
            );
        }
 
        $text = $this->languageConverter->convertHtml( $nt->getText() );
 
        $plink = $this->getLinkRenderer()->makeLink( $nt, new HtmlArmor( $text ) );
        $nlinks = $this->msg( 'nmembers' )->numParams( $result->value )->escaped();
 
        return $this->getLanguage()->specialList( $plink, $nlinks );
    }
 
    protected function getGroupName() {
        return 'highuse';
    }
}