mr-legend_wiki/inc/FeedParser.php

<?php

use SimplePie\SimplePie;
use dokuwiki\FeedParserFile;
use SimplePie\File;

/**
 * We override some methods of the original SimplePie class here
 */
class FeedParser extends SimplePie
{
    /**
     * Constructor. Set some defaults
     */
    public function __construct()
    {
        parent::__construct();
        $this->enable_cache(false);
        $this->registry->register(File::class, FeedParserFile::class);
    }

    /**
     * Backward compatibility for older plugins
     *
     * phpcs:disable PSR1.Methods.CamelCapsMethodName.NotCamelCaps
     * @param string $url
     */
    public function feed_url($url)
    {
        $this->set_feed_url($url);
    }
}