How to check if user is logged in with new facebook php api

Question

I am migrating my old FB app to the new graph API using the PHP API

I have two pages: public ones (which require no user login) and private ones (which do)

So th

Answer 1

If I am reading your code correctly, only if no session is returned do you do the redirect? According to comments in Facebook's example, even if you get a session back, you can't assume it's still valid. Only trying an API call that requires a logged in user will you know for sure. This is the best way I've seen to reliably determine login/logout status.

if ($session) {
  try {
    $me = $facebook->api('/me');
    if ($me) {
      //User is logged in
    }
  } catch (FacebookApiException $e) {
    //User is not logged in
  }
}