wikimedia/mediawiki-extensions-MobileFrontend

<?php

use MediaWiki\SpecialPage\UnlistedSpecialPage;

/**
 * Redirect from Special:MobileLanguages to the article
 *
 * @file
 * @ingroup SpecialPage
 * @codeCoverageIgnore
 */
class SpecialMobileLanguages extends UnlistedSpecialPage {
    public function __construct() {
        parent::__construct( 'MobileLanguages' );
    }

    /**
     * @inheritDoc
     */
    public function execute( $subpage ) {
        $url = wfAppendQuery( wfScript( 'index' ), [ 'title' => $subpage ] );
        $this->getOutput()->redirect( $url . '#p-lang', '301' );
    }
}