ProtectedTitlesPager.php

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<?php
use MediaWiki\Cache\LinkBatchFactory;
use Wikimedia\Rdbms\ILoadBalancer;
 
class ProtectedTitlesPager extends AlphabeticPager {
 
    public $mForm;
 
    public $mConds;
 
    private $level;
 
    private $namespace;
 
    private $linkBatchFactory;
 
    public function __construct(
        $form,
        $conds,
        $type,
        $level,
        $namespace,
        $sizetype,
        $size,
        LinkBatchFactory $linkBatchFactory,
        ILoadBalancer $loadBalancer
    ) {
        // Set database before parent constructor to avoid setting it there with wfGetDB
        $this->mDb = $loadBalancer->getConnectionRef( ILoadBalancer::DB_REPLICA );
        $this->mForm = $form;
        $this->mConds = $conds;
        $this->level = $level;
        $this->namespace = $namespace;
        parent::__construct( $form->getContext() );
        $this->linkBatchFactory = $linkBatchFactory;
    }
 
    protected function getStartBody() {
        # Do a link batch query
        $this->mResult->seek( 0 );
        $lb = $this->linkBatchFactory->newLinkBatch();
 
        foreach ( $this->mResult as $row ) {
            $lb->add( $row->pt_namespace, $row->pt_title );
        }
 
        $lb->execute();
 
        return '';
    }
 
    public function getTitle() {
        return $this->mForm->getPageTitle();
    }
 
    public function formatRow( $row ) {
        return $this->mForm->formatRow( $row );
    }
 
    public function getQueryInfo() {
        $dbr = $this->getDatabase();
        $conds = $this->mConds;
        $conds[] = 'pt_expiry > ' . $dbr->addQuotes( $this->mDb->timestamp() ) .
            ' OR pt_expiry IS NULL';
        if ( $this->level ) {
            $conds['pt_create_perm'] = $this->level;
        }
 
        if ( $this->namespace !== null ) {
            $conds[] = 'pt_namespace=' . $dbr->addQuotes( $this->namespace );
        }
 
        return [
            'tables' => 'protected_titles',
            'fields' => [ 'pt_namespace', 'pt_title', 'pt_create_perm',
                'pt_expiry', 'pt_timestamp' ],
            'conds' => $conds
        ];
    }
 
    public function getIndexField() {
        return 'pt_timestamp';
    }
}