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(*)' ),
                        'conds' => array ( 'tl_namespace' => NS_TEMPLATE ),
                        '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 );
        }
}