code: def page(self, course):
          
          if not self.webdav_host:
              raise web.notfound()
  
          url = self.webdav_host + "/" + course.get_id()
          username = self.user_manager.session_username()
          apikey = self.user_manager.session_api_key()
          return self.template_helper.get_renderer().course_admin.webdav(course, url, username, apikey)
docs: Get all data and display the page