Auth_Jelly::logged_in PHP Метод

    public function logged_in($role = NULL)
    {
        $status = FALSE;
        // Get the user from the session
        $user = $this->_session->get($this->_config['session_key']);
        if (!is_object($user)) {
            // Attempt auto login
            if ($this->auto_login()) {
                // Success, get the user back out of the session
                $user = $this->_session->get($this->_config['session_key']);
            }
        }
        if (is_object($user) and $user instanceof Model_User and $user->loaded()) {
            // Everything is okay so far
            $status = TRUE;
            if (!empty($role)) {
                // If role is an array
                if (is_array($role)) {
                    // Check each role
                    foreach ($role as $role_iteration) {
                        // If the user doesn't have the role
                        if (!$user->has_role($role_iteration)) {
                            // Set the status false and get outta here
                            $status = FALSE;
                            break;
                        }
                    }
                } else {
                    // Check that the user has the given role
                    $status = $user->has_role($role);
                }
            }
        }
        return $status;
    }