Facebook, Check user authorization to app without prompt
问题 I want to have a "remember me" access to my web app with facebook authorization, and check if the user has authorized my app without asking the user for permissions. I want to ask a new user from facebook for authorization only if the user starts the registration process not just to check for authorization in a first access. How can I do it? 回答1: This option is not available through the OAuth URL. I was using Facebook SDK for PHP and the solution is to use it in conjunction with the Facebook