Microweber\Providers\MediaManager::upload_progress_check PHP Метод

    public function upload_progress_check()
    {
        if ($this->app->user_manager->is_admin() == false) {
            mw_error('not logged in as admin');
        }
        if (isset($_SERVER['HTTP_REFERER'])) {
            $ref_str = md5($_SERVER['HTTP_REFERER']);
        } else {
            $ref_str = 'no_HTTP_REFERER';
        }
        $ref_str = 'no_HTTP_REFERER';
        $cache_id = 'upload_progress_' . $ref_str;
        $cache_group = 'media/global';
        $cache_content = $this->app->cache_manager->get($cache_id, $cache_group);
        if ($cache_content != false) {
            if (isset($cache_content['tmp_name']) != false) {
                if (isset($cache_content['f']) != false) {
                    $filename = $cache_content['tmp_name'];
                    if (is_file($filename)) {
                        $filesize = filesize($filename);
                    }
                    $filename = $cache_content['f'];
                    if (is_file($filename)) {
                        $filesize = filesize($filename);
                    }
                    $perc = $this->app->format->percent($filesize, $cache_content['size']);
                    return $perc;
                }
            }
        }
    }