protected function _messagePreSave()
    {
        if ($this->get('user_id') == $this->get('profile_user_id') && $this->isChanged('message'))
        {
            // statuses are more limited than other posts
            $message = $this->get('message');
            $maxLength = 140;
            $message = preg_replace('/\r?\n/', ' ', $message);
            if (utf8_strlen($message) > $maxLength)
            {
                $this->error(new XenForo_Phrase('please_enter_message_with_no_more_than_x_characters', array('count' => $maxLength)), 'message');
            }
            $this->set('message', $message);
        }
    }