function _fb_logout in Drupal for Facebook 6.3

Same name and namespace in other branches

1. 7.3 fb.module \_fb_logout()

Helper to ensure local user is logged out, or an anonymous session is refreshed.

3 calls to _fb_logout()

fb_ajax_event in ./fb.module

Ajax callback handles an event from facebook's javascript sdk.

fb_user_fb in ./fb_user.module

Implementation of hook_fb.

_fb_user_external_login in ./fb_user.module

If facebook user has authorized app, and account map exists, login as the local user.

File

./fb.module, line 898

This is the core required module of Drupal for Facebook.

Code

function _fb_logout() {
  if (session_name()) {

    // Avoid PHP warning.
    session_start();

    // Make sure there is a session before destroy.
    session_destroy();

    // Fix for http://bugs.php.net/bug.php?id=32330
    session_set_save_handler('sess_open', 'sess_close', 'sess_read', 'sess_write', 'sess_destroy_sid', 'sess_gc');
    $GLOBALS['user'] = drupal_anonymous_user();
  }
}