SpecialFewestRevisions.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 SpecialFewestRevisions extends QueryPage {
 
    private $namespaceInfo;
 
    private $languageConverter;
 
    public function __construct(
        NamespaceInfo $namespaceInfo,
        ILoadBalancer $loadBalancer,
        LinkBatchFactory $linkBatchFactory,
        LanguageConverterFactory $languageConverterFactory
    ) {
        parent::__construct( 'Fewestrevisions' );
        $this->namespaceInfo = $namespaceInfo;
        $this->setDBLoadBalancer( $loadBalancer );
        $this->setLinkBatchFactory( $linkBatchFactory );
        $this->languageConverter = $languageConverterFactory->getLanguageConverter( $this->getContentLanguage() );
    }
 
    public function isExpensive() {
        return true;
    }
 
    public function isSyndicated() {
        return false;
    }
 
    public function getQueryInfo() {
        return [
            'tables' => [ 'revision', 'page' ],
            'fields' => [
                'namespace' => 'page_namespace',
                'title' => 'page_title',
                'value' => 'COUNT(*)',
            ],
            'conds' => [
                'page_namespace' => $this->namespaceInfo->getContentNamespaces(),
                'page_id = rev_page',
                'page_is_redirect = 0',
            ],
            'options' => [
                'GROUP BY' => [ 'page_namespace', 'page_title' ]
            ]
        ];
    }
 
    protected function sortDescending() {
        return false;
    }
 
    public function formatResult( $skin, $result ) {
        $nt = Title::makeTitleSafe( $result->namespace, $result->title );
        if ( !$nt ) {
            return Html::element(
                'span',
                [ 'class' => 'mw-invalidtitle' ],
                Linker::getInvalidTitleDescription(
                    $this->getContext(),
                    $result->namespace,
                    $result->title
                )
            );
        }
        $linkRenderer = $this->getLinkRenderer();
 
        $text = $this->languageConverter->convertHtml( $nt->getPrefixedText() );
        $plink = $linkRenderer->makeLink( $nt, new HtmlArmor( $text ) );
 
        $nl = $this->msg( 'nrevisions' )->numParams( $result->value )->text();
        $redirect = isset( $result->redirect ) && $result->redirect ?
            ' - ' . $this->msg( 'isredirect' )->escaped() : '';
        $nlink = $linkRenderer->makeKnownLink(
            $nt,
            $nl,
            [],
            [ 'action' => 'history' ]
        ) . $redirect;
 
        return $this->getLanguage()->specialList( $plink, $nlink );
    }
 
    protected function preprocessResults( $db, $res ) {
        $this->executeLBFromResultWrapper( $res );
    }
 
    protected function getGroupName() {
        return 'maintenance';
    }
}