/**
  * set mail body
  * 
  * @param Tinebase_Mail $_mail
  * @param Felamimail_Model_Message $_message
  */
 protected function _setMailBody(Tinebase_Mail $_mail, Felamimail_Model_Message $_message)
 {
     if (strpos($_message->body, '-----BEGIN PGP MESSAGE-----') === 0) {
         $_mail->setBodyPGPMime($_message->body);
         return;
     }
     if ($_message->content_type == Felamimail_Model_Message::CONTENT_TYPE_HTML) {
         $_mail->setBodyHtml(Felamimail_Message::addHtmlMarkup($_message->body));
         if (Tinebase_Core::isLogLevel(Zend_Log::TRACE)) {
             Tinebase_Core::getLogger()->trace(__METHOD__ . '::' . __LINE__ . ' ' . $_mail->getBodyHtml(TRUE));
         }
     }
     $plainBodyText = $_message->getPlainTextBody();
     $_mail->setBodyText($plainBodyText);
     if (Tinebase_Core::isLogLevel(Zend_Log::TRACE)) {
         Tinebase_Core::getLogger()->trace(__METHOD__ . '::' . __LINE__ . ' ' . $_mail->getBodyText(TRUE));
     }
 }