moodle file stuff

gistfile1.txt

    function get_content() {
        global $DB,$USER,$OUTPUT,$CFG;
        
        $courseid = $this->page->course->id;
        
        //Ensure only teacher can use this block
        $coursecontext = context_course::instance($courseid);
        if(has_capability('moodle/course:manage', $coursecontext)){
            $this->content = new stdClass;
            
            $fs = get_file_storage();
            $files = $fs->get_area_files($coursecontext->id, 'course', 'attachment', 0);
            
            $table = new html_table();
            $table->head = array('filename');
            $tabledata = array();
            foreach ($files as $f) {
            // $f is an instance of stored_file
                $f->get_filename();
                array_push($tabledata,$child->get_params());
            }
            $table->data = $tabledata;
            $this->content = html_writer::table($table);
        }
    return $this->content;
    }

Hi