SpecialWithoutInterwiki.php

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<?php
use MediaWiki\Cache\LinkBatchFactory;
use MediaWiki\Languages\LanguageConverterFactory;
use Wikimedia\Rdbms\ILoadBalancer;
 
class SpecialWithoutInterwiki extends PageQueryPage {
    private $prefix = '';
 
    private $namespaceInfo;
 
    public function __construct(
        NamespaceInfo $namespaceInfo,
        ILoadBalancer $loadBalancer,
        LinkBatchFactory $linkBatchFactory,
        LanguageConverterFactory $languageConverterFactory
    ) {
        parent::__construct( 'Withoutinterwiki' );
        $this->namespaceInfo = $namespaceInfo;
        $this->setDBLoadBalancer( $loadBalancer );
        $this->setLinkBatchFactory( $linkBatchFactory );
        $this->setLanguageConverter( $languageConverterFactory->getLanguageConverter( $this->getContentLanguage() ) );
    }
 
    public function execute( $par ) {
        $prefix = $this->getRequest()->getVal( 'prefix', $par );
        $this->prefix = $prefix !== null ? Title::capitalize( $prefix, NS_MAIN ) : '';
        parent::execute( $par );
    }
 
    protected function getPageHeader() {
        # Do not show useless input form if special page is cached
        if ( $this->isCached() ) {
            return '';
        }
 
        $formDescriptor = [
            'prefix' => [
                'label-message' => 'allpagesprefix',
                'name' => 'prefix',
                'id' => 'wiprefix',
                'type' => 'text',
                'size' => 20,
                'default' => $this->prefix
            ]
        ];
 
        HTMLForm::factory( 'ooui', $formDescriptor, $this->getContext() )
            ->setWrapperLegend( '' )
            ->setSubmitTextMsg( 'withoutinterwiki-submit' )
            ->setMethod( 'get' )
            ->prepareForm()
            ->displayForm( false );
        return '';
    }
 
    protected function sortDescending() {
        return false;
    }
 
    protected function getOrderFields() {
        return [ 'page_namespace', 'page_title' ];
    }
 
    public function isExpensive() {
        return true;
    }
 
    public function isSyndicated() {
        return false;
    }
 
    public function getQueryInfo() {
        $query = [
            'tables' => [ 'page', 'langlinks' ],
            'fields' => [
                'namespace' => 'page_namespace',
                'title' => 'page_title',
            ],
            'conds' => [
                'll_title IS NULL',
                'page_namespace' => $this->namespaceInfo->getContentNamespaces(),
                'page_is_redirect' => 0
            ],
            'join_conds' => [ 'langlinks' => [ 'LEFT JOIN', 'll_from = page_id' ] ]
        ];
        if ( $this->prefix ) {
            $dbr = $this->getDBLoadBalancer()->getConnectionRef( ILoadBalancer::DB_REPLICA );
            $query['conds'][] = 'page_title ' . $dbr->buildLike( $this->prefix, $dbr->anyString() );
        }
 
        return $query;
    }
 
    protected function getGroupName() {
        return 'maintenance';
    }
}