SpecialMostlinkedtemplates.php

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<?php
class MostlinkedTemplatesPage extends QueryPage {
    function __construct( $name = 'Mostlinkedtemplates' ) {
        parent::__construct( $name );
    }

    public function isExpensive() {
        return true;
    }

    public function isSyndicated() {
        return false;
    }

    public function sortDescending() {
        return true;
    }

    public function getQueryInfo() {
        return array(
            'tables' => array( 'templatelinks' ),
            'fields' => array(
                'namespace' => 'tl_namespace',
                'title' => 'tl_title',
                'value' => 'COUNT(*)'
            ),
            'options' => array( 'GROUP BY' => array( 'tl_namespace', 'tl_title' ) )
        );
    }

    public function preprocessResults( $db, $res ) {
        if ( !$res->numRows() ) {
            return;
        }

        $batch = new LinkBatch();
        foreach ( $res as $row ) {
            $batch->add( $row->namespace, $row->title );
        }
        $batch->execute();

        $res->seek( 0 );
    }

    public function formatResult( $skin, $result ) {
        $title = Title::makeTitleSafe( $result->namespace, $result->title );
        if ( !$title ) {
            return Html::element(
                'span',
                array( 'class' => 'mw-invalidtitle' ),
                Linker::getInvalidTitleDescription(
                    $this->getContext(),
                    $result->namespace,
                    $result->title
                )
            );
        }

        return $this->getLanguage()->specialList(
            Linker::link( $title ),
            $this->makeWlhLink( $title, $result )
        );
    }

    private function makeWlhLink( $title, $result ) {
        $wlh = SpecialPage::getTitleFor( 'Whatlinkshere', $title->getPrefixedText() );
        $label = $this->msg( 'ntransclusions' )->numParams( $result->value )->escaped();

        return Linker::link( $wlh, $label );
    }

    protected function getGroupName() {
        return 'highuse';
    }
}