VaultPress::get_messages PHP Method

    function get_messages($force_reload = false)
    {
        $last_contact = $this->get_option('messages_last_contact');
        // only run the messages check every 30 minutes
        if (time() - (int) $last_contact > 1800 || $force_reload) {
            $messages = base64_decode($this->contact_service('messages', array()));
            $messages = unserialize($messages);
            $this->update_option('messages_last_contact', time());
            $this->update_option('messages', $messages);
        } else {
            $messages = $this->get_option('messages');
        }
        return $messages;
    }