public function fbAuth()
{
$client_user = ClientUsers::findByEmail($this->email);
if ($client_user instanceof ClientUsers) {
$client_user->auth_key;
} else {
$client_user = new ClientUsers();
$client_user->attributes = $this->attributes;
}
$client_user->save();
$this->auth_key = $client_user->auth_key;
return true;
}
