lib 1002510 // jsoup

static S mail_getText(Message message) ctex {
  fixContextClassLoader();
  S result = "";
  if (message.isMimeType("text/plain")) {
      result = message.getContent().toString();
  } else if (message.isMimeType("multipart/*")) {
    MimeMultipart mimeMultipart = (MimeMultipart) message.getContent();
    result = mail_getText_fromMimeMultipart(mimeMultipart);
  }
  ret result;
}

static S mail_getText_fromMimeMultipart(MimeMultipart mimeMultipart) ctex {
  S result = "";
  int count = mimeMultipart.getCount();
  for (int i = 0; i < count; i++) {
    BodyPart bodyPart = mimeMultipart.getBodyPart(i);
    if (bodyPart.isMimeType("text/plain")) {
        result = result + "\n" + bodyPart.getContent();
        break; // without break same text appears twice in my tests
    } else if (bodyPart.isMimeType("text/html")) {
        String html = (String) bodyPart.getContent();
        result = result + "\n[from HTML]\n" + org.jsoup.Jsoup.parse(html).text();
    } else if (bodyPart.getContent() instanceof MimeMultipart){
        result = result + mail_getText_fromMimeMultipart((MimeMultipart)bodyPart.getContent());
    }
  }
  ret result;
}