gger_error('Favicon handling has been removed, please use your own handling', \E_USER_DEPRECATED);
        return false;
    }

    /**
     * Get the favicon for the current feed
     *
     * @deprecated Use your own favicon handling instead
     */
    public function get_favicon()
    {
        trigger_error('Favicon handling has been removed, please use your own handling', \E_USER_DEPRECATED);

        if (($url = $this->get_link()) !== null) {
            return 'https://www.google.com/s2/favicons?domain=' . urlencode($url);
        }

        return false;
    }

    /**
     * Magic method handler
     *
     * @param string $method Method name
     * @param array $args Arguments to the method
     * @return mixed
     */
    public function __call($method, $args)
    {
        if (strpos($method, 'subscribe_') === 0) {
            trigger_error('subscribe_*() has been deprecated, implement the callback yourself', \E_USER_DEPRECATED);
            return '';
        }
        if ($method === 'enable_xml_dump') {
            trigger_error('enable_xml_dump() has been deprecated, use get_raw_data() instead', \E_USER_DEPRECATED);
            return false;
        }

        $class = get_class($this);
        $trace = debug_backtrace(); // phpcs:ignore PHPCompatibility.FunctionUse.ArgumentFunctionsReportCurrentValue.NeedsInspection
        $file = $trace[0]['file'];
        $line = $trace[0]['line'];
        throw new SimplePieException("Call to undefined method $class::$method() in $file on line $line");
    }

    /**
     * Sorting callback for items
     *
     * @access private
     * @param SimplePie $a
     * @param SimplePie $b
     * @return boolean
     */
    public static function sort_items($a, $b)
    {
        $a_date = $a->get_date('U');
        $b_date = $b->get_date('U');
        if ($a_date && $b_date) {
            return $a_date > $b_date ? -1 : 1;
        }
        // Sort items without dates to the top.
        if ($a_date) {
            return 1;
        }
        if ($b_date) {
            return -1;
        }
        return 0;
    }

    /**
     * Merge items from several feeds into one
     *
     * If you're merging multiple feeds together, they need to all have dates
     * for the items or else SimplePie will refuse to sort them.
     *
     * @link http://simplepie.org/wiki/tutorial/sort_multiple_feeds_by_time_and_date#if_feeds_require_separate_per-feed_settings
     * @param array $urls List of SimplePie feed objects to merge
     * @param int $start Starting item
     * @param int $end Number of items to return
     * @param int $limit Maximum number of items per feed
     * @return array
     */
    public static function merge_items($urls, $start = 0, $end = 0, $limit = 0)
    {
        if (is_array($urls) && sizeof($urls) > 0) {
            $items = [];
            foreach ($urls as $arg) {
                if ($arg instanceof SimplePie) {
                    $items = array_merge($items, $arg->get_items(0, $limit));
                } else {
                    trigger_error('Arguments must be SimplePie objects', E_USER_WARNING);
                }
            }

            usort($items, [get_class($urls[0]), 'sort_items']);

            if ($end === 0) {
                return array_slice($items, $start);
            }

            return array_slice($items, $start, $end);
        }

        trigger_error('Cannot merge zero SimplePie objects', E_USER_WARNING);
        return [];
    }

    /**
     * Store PubSubHubbub links as headers
     *
     * There is no way to find PuSH links in the body of a microformats feed,
     * so they are added to the headers when found, to be used later by get_links.
     * @param \SimplePie\File $file
     * @param string $hub
     * @param string $self
     */
    private function store_links(&$file, $hub, $self)
    {
        if (isset($file->headers['link']['hub']) ||
              (isset($file->headers['link']) &&
               preg_match('/rel=hub/', $file->headers['link']))) {
            return;
        }

        if ($hub) {
            if (isset($file->headers['link'])) {
                if ($file->headers['link'] !== '') {
                    $file->headers['link'] = ', ';
                }
            } else {
                $file->headers['link'] = '';
            }
            $file->headers['link'] .= '<'.$hub.'>; rel=hub';
            if ($self) {
                $file->headers['link'] .= ', <'.$self.'>; rel=self';
            }
        }
    }

    /**
     * Get a DataCache
     *
     * @param string $feed_url Only needed for BC, can be removed in SimplePie 2.0.0
     *
     * @return DataCache
     */
    private function get_cache($feed_url = '')
    {
        if ($this->cache === null) {
            // @trigger_error(sprintf('Not providing as PSR-16 cache implementation is deprecated since SimplePie 1.8.0, please use "SimplePie\SimplePie::set_cache()".'), \E_USER_DEPRECATED);
            $cache = $this->registry->call(Cache::class, 'get_handler', [
                $this->cache_location,
                $this->get_cache_filename($feed_url),
                Base::TYPE_FEED
            ]);

            return new BaseDataCache($cache);
        }

        return $this->cache;
    }
}

class_alias('SimplePie\SimplePie', 'SimplePie');
gger_error('Favicon handling has been removed, please use your own handling', \E_USER_DEPRECATED);
        return false;
    }

    /**
     * Get the favicon for the current feed
     *
     * @deprecated Use your own favicon handling instead
     */
    public function get_favicon()
    {
        trigger_error('Favicon handling has been removed, please use your own handling', \E_USER_DEPRECATED);

        if (($url = $this->get_link()) !== null) {
            return 'https://www.google.com/s2/favicons?domain=' . urlencode($url);
        }

        return false;
    }

    /**
     * Magic method handler
     *
     * @param string $method Method name
     * @param array $args Arguments to the method
     * @return mixed
     */
    public function __call($method, $args)
    {
        if (strpos($method, 'subscribe_') === 0) {
            trigger_error('subscribe_*() has been deprecated, implement the callback yourself', \E_USER_DEPRECATED);
            return '';
        }
        if ($method === 'enable_xml_dump') {
            trigger_error('enable_xml_dump() has been deprecated, use get_raw_data() instead', \E_USER_DEPRECATED);
            return false;
        }

        $class = get_class($this);
        $trace = debug_backtrace(); // phpcs:ignore PHPCompatibility.FunctionUse.ArgumentFunctionsReportCurrentValue.NeedsInspection
        $file = $trace[0]['file'];
        $line = $trace[0]['line'];
        throw new SimplePieException("Call to undefined method $class::$method() in $file on line $line");
    }

    /**
     * Sorting callback for items
     *
     * @access private
     * @param SimplePie $a
     * @param SimplePie $b
     * @return boolean
     */
    public static function sort_items($a, $b)
    {
        $a_date = $a->get_date('U');
        $b_date = $b->get_date('U');
        if ($a_date && $b_date) {
            return $a_date > $b_date ? -1 : 1;
        }
        // Sort items without dates to the top.
        if ($a_date) {
            return 1;
        }
        if ($b_date) {
            return -1;
        }
        return 0;
    }

    /**
     * Merge items from several feeds into one
     *
     * If you're merging multiple feeds together, they need to all have dates
     * for the items or else SimplePie will refuse to sort them.
     *
     * @link http://simplepie.org/wiki/tutorial/sort_multiple_feeds_by_time_and_date#if_feeds_require_separate_per-feed_settings
     * @param array $urls List of SimplePie feed objects to merge
     * @param int $start Starting item
     * @param int $end Number of items to return
     * @param int $limit Maximum number of items per feed
     * @return array
     */
    public static function merge_items($urls, $start = 0, $end = 0, $limit = 0)
    {
        if (is_array($urls) && sizeof($urls) > 0) {
            $items = [];
            foreach ($urls as $arg) {
                if ($arg instanceof SimplePie) {
                    $items = array_merge($items, $arg->get_items(0, $limit));
                } else {
                    trigger_error('Arguments must be SimplePie objects', E_USER_WARNING);
                }
            }

            usort($items, [get_class($urls[0]), 'sort_items']);

            if ($end === 0) {
                return array_slice($items, $start);
            }

            return array_slice($items, $start, $end);
        }

        trigger_error('Cannot merge zero SimplePie objects', E_USER_WARNING);
        return [];
    }

    /**
     * Store PubSubHubbub links as headers
     *
     * There is no way to find PuSH links in the body of a microformats feed,
     * so they are added to the headers when found, to be used later by get_links.
     * @param \SimplePie\File $file
     * @param string $hub
     * @param string $self
     */
    private function store_links(&$file, $hub, $self)
    {
        if (isset($file->headers['link']['hub']) ||
              (isset($file->headers['link']) &&
               preg_match('/rel=hub/', $file->headers['link']))) {
            return;
        }

        if ($hub) {
            if (isset($file->headers['link'])) {
                if ($file->headers['link'] !== '') {
                    $file->headers['link'] = ', ';
                }
            } else {
                $file->headers['link'] = '';
            }
            $file->headers['link'] .= '<'.$hub.'>; rel=hub';
            if ($self) {
                $file->headers['link'] .= ', <'.$self.'>; rel=self';
            }
        }
    }

    /**
     * Get a DataCache
     *
     * @param string $feed_url Only needed for BC, can be removed in SimplePie 2.0.0
     *
     * @return DataCache
     */
    private function get_cache($feed_url = '')
    {
        if ($this->cache === null) {
            // @trigger_error(sprintf('Not providing as PSR-16 cache implementation is deprecated since SimplePie 1.8.0, please use "SimplePie\SimplePie::set_cache()".'), \E_USER_DEPRECATED);
            $cache = $this->registry->call(Cache::class, 'get_handler', [
                $this->cache_location,
                $this->get_cache_filename($feed_url),
                Base::TYPE_FEED
            ]);

            return new BaseDataCache($cache);
        }

        return $this->cache;
    }
}

class_alias('SimplePie\SimplePie', 'SimplePie');