function connectWithFacebookUID($fb_uid)
{
// if there is already a facebook account
if ($fb_user = User::getByFacebookUID($fb_uid)) {
// if there are two separate accounts for the same
// user, then delete the Facebook-specific one
// and connect the facebook id with the existing
// account.
//
// a real site wouldn't actually delete an account -
// the user should probably control the merging
// of data from the to-be-deleted account to their own
if ($fb_user->username != $this->username) {
$fb_user->delete();
}
}
if (!$fb_uid) {
return false;
}
$this->fb_uid = $fb_uid;
return $this->save();
}
