/// <summary>
/// Creates delivery status notifications(DSN) message.
/// </summary>
/// <param name="to">DSN message To.</param>
/// <param name="subject">DSN message subject.</param>
/// <param name="rtfText">DSN message RTF body text.</param>
/// <param name="envelopeID">Envelope ID(MAIL FROM: ENVID).</param>
/// <param name="arrivalDate">Message arrival date.</param>
/// <param name="receivedFromMTA">The remote host EHLo name from where messages was received.</param>
/// <param name="reportingMTA">Reporting MTA name.</param>
/// <param name="originalRecipient">Original recipient(RCPT TO: ORCTP).</param>
/// <param name="finalRecipient">Final recipient.</param>
/// <param name="action">DSN action.</param>
/// <param name="statusCode_text">Remote SMTP status code with text.</param>
/// <param name="remoteMTA">Remote MTA what returned <b>statusCode_text</b>.</param>
/// <param name="lastAttempt">Last delivery attempt.</param>
/// <param name="retryUntil">Date time how long server will attempt to deliver message.</param>
/// <param name="ret">Specifies what original message part are renturned.</param>
/// <param name="message">Original message.</param>
/// <returns>Returns created DSN message.</returns>
public static Mail_Message CreateDsnMessage(string to, string subject, string rtfText, string envelopeID, DateTime arrivalDate, string receivedFromMTA, string reportingMTA, string originalRecipient, string finalRecipient, string action, string statusCode_text, string remoteMTA, DateTime lastAttempt, DateTime retryUntil, SMTP_DSN_Ret ret, Mail_Message message)
{
// For more info, see RFC 3464.
// Ensure that all line-feeds are CRLF.
rtfText = rtfText.Replace("\r\n", "\n").Replace("\n", "\r\n");
Mail_Message msg = new Mail_Message();
msg.MimeVersion = "1.0";
msg.Date = DateTime.Now;
msg.From = new Mail_t_MailboxList();
msg.From.Add(new Mail_t_Mailbox("Mail Delivery Subsystem", "postmaster@local"));
msg.To = new Mail_t_AddressList();
msg.To.Add(new Mail_t_Mailbox(null, to));
msg.Subject = subject;
//--- multipart/report -------------------------------------------------------------------------------------------------
MIME_h_ContentType contentType_multipartReport = new MIME_h_ContentType(MIME_MediaTypes.Multipart.report);
contentType_multipartReport.Parameters["report-type"] = "delivery-status";
contentType_multipartReport.Param_Boundary = Guid.NewGuid().ToString().Replace('-', '.');
MIME_b_MultipartReport multipartReport = new MIME_b_MultipartReport(contentType_multipartReport);
msg.Body = multipartReport;
//--- multipart/alternative -----------------------------------------------------------------------------------------
MIME_Entity entity_multipart_alternative = new MIME_Entity();
MIME_h_ContentType contentType_multipartAlternative = new MIME_h_ContentType(MIME_MediaTypes.Multipart.alternative);
contentType_multipartAlternative.Param_Boundary = Guid.NewGuid().ToString().Replace('-', '.');
MIME_b_MultipartAlternative multipartAlternative = new MIME_b_MultipartAlternative(contentType_multipartAlternative);
entity_multipart_alternative.Body = multipartAlternative;
multipartReport.BodyParts.Add(entity_multipart_alternative);
//--- text/plain ---------------------------------------------------------------------------------------------------
MIME_Entity entity_text_plain = new MIME_Entity();
MIME_b_Text text_plain = new MIME_b_Text(MIME_MediaTypes.Text.plain);
entity_text_plain.Body = text_plain;
text_plain.SetText(MIME_TransferEncodings.QuotedPrintable, Encoding.UTF8, SCore.RtfToText(rtfText));
multipartAlternative.BodyParts.Add(entity_text_plain);
//--- text/html -----------------------------------------------------------------------------------------------------
MIME_Entity entity_text_html = new MIME_Entity();
MIME_b_Text text_html = new MIME_b_Text(MIME_MediaTypes.Text.html);
entity_text_html.Body = text_html;
text_html.SetText(MIME_TransferEncodings.QuotedPrintable, Encoding.UTF8, SCore.RtfToHtml(rtfText));
multipartAlternative.BodyParts.Add(entity_text_html);
//--- message/delivery-status
MIME_Entity entity_message_deliveryStatus = new MIME_Entity();
MIME_b_Message body_message_deliveryStatus = new MIME_b_Message(MIME_MediaTypes.Message.delivery_status);
entity_message_deliveryStatus.Body = body_message_deliveryStatus;
StringBuilder dsnText = new StringBuilder();
if (!string.IsNullOrEmpty(envelopeID))
{
dsnText.Append("Original-Envelope-Id: " + envelopeID + "\r\n");
}
dsnText.Append("Arrival-Date: " + MIME_Utils.DateTimeToRfc2822(arrivalDate) + "\r\n");
if (!string.IsNullOrEmpty(receivedFromMTA))
{
dsnText.Append("Received-From-MTA: dns; " + receivedFromMTA + "\r\n");
}
dsnText.Append("Reporting-MTA: dns; " + reportingMTA + "\r\n");
dsnText.Append("\r\n");
if (!string.IsNullOrEmpty(originalRecipient))
{
dsnText.Append("Original-Recipient: " + originalRecipient + "\r\n");
}
dsnText.Append("Final-Recipient: rfc822;" + finalRecipient + "" + "\r\n");
dsnText.Append("Action: " + action + "\r\n");
dsnText.Append("Status: " + statusCode_text.Substring(0, 1) + ".0.0" + "\r\n");
if (!string.IsNullOrEmpty(statusCode_text))
{
dsnText.Append("Diagnostic-Code: smtp; " + statusCode_text + "\r\n");
}
if (!string.IsNullOrEmpty(remoteMTA))
{
dsnText.Append("Remote-MTA: dns; " + remoteMTA + "\r\n");
}
if (lastAttempt != DateTime.MinValue)
{
dsnText.Append("Last-Attempt-Date: " + MIME_Utils.DateTimeToRfc2822(lastAttempt) + "\r\n");
}
if (retryUntil != DateTime.MinValue)
{
dsnText.Append("Will-Retry-Until: " + MIME_Utils.DateTimeToRfc2822(retryUntil) + "\r\n");
}
dsnText.Append("\r\n");
body_message_deliveryStatus.SetData(new MemoryStream(Encoding.UTF8.GetBytes(dsnText.ToString())), MIME_TransferEncodings.EightBit);
multipartReport.BodyParts.Add(entity_message_deliveryStatus);
//--- message/rfc822
if (message != null)
{
MIME_Entity entity_message_rfc822 = new MIME_Entity();
MIME_b_MessageRfc822 body_message_rfc822 = new MIME_b_MessageRfc822();
entity_message_rfc822.Body = body_message_rfc822;
if (ret == SMTP_DSN_Ret.FullMessage)
{
body_message_rfc822.Message = message;
}
else
{
MemoryStream ms = new MemoryStream();
message.Header.ToStream(ms, null, null);
ms.Position = 0;
body_message_rfc822.Message = Mail_Message.ParseFromStream(ms);
}
multipartReport.BodyParts.Add(entity_message_rfc822);
}
return(msg);
}
public static Mail_Message CreateDsnMessage(string to, string subject, string rtfText, string envelopeID, DateTime arrivalDate, string receivedFromMTA, string reportingMTA, string originalRecipient, string finalRecipient, string action, string statusCode_text, string remoteMTA, DateTime lastAttempt, DateTime retryUntil, SMTP_DSN_Ret ret, Mail_Message message)
{
rtfText = rtfText.Replace("\r\n", "\n").Replace("\n", "\r\n");
Mail_Message mail_Message = new Mail_Message();
mail_Message.MimeVersion = "1.0";
mail_Message.Date = DateTime.Now;
mail_Message.From = new Mail_t_MailboxList();
mail_Message.From.Add(new Mail_t_Mailbox("Mail Delivery Subsystem", "postmaster@local"));
mail_Message.To = new Mail_t_AddressList();
mail_Message.To.Add(new Mail_t_Mailbox(null, to));
mail_Message.Subject = subject;
MIME_h_ContentType mIME_h_ContentType = new MIME_h_ContentType(MIME_MediaTypes.Multipart.report);
mIME_h_ContentType.Parameters["report-type"] = "delivery-status";
mIME_h_ContentType.Param_Boundary = Guid.NewGuid().ToString().Replace('-', '.');
MIME_b_MultipartReport mIME_b_MultipartReport = new MIME_b_MultipartReport(mIME_h_ContentType);
mail_Message.Body = mIME_b_MultipartReport;
MIME_Entity mIME_Entity = new MIME_Entity();
MIME_b_MultipartAlternative mIME_b_MultipartAlternative = new MIME_b_MultipartAlternative(new MIME_h_ContentType(MIME_MediaTypes.Multipart.alternative)
{
Param_Boundary = Guid.NewGuid().ToString().Replace('-', '.')
});
mIME_Entity.Body = mIME_b_MultipartAlternative;
mIME_b_MultipartReport.BodyParts.Add(mIME_Entity);
MIME_Entity mIME_Entity2 = new MIME_Entity();
MIME_b_Text mIME_b_Text = new MIME_b_Text(MIME_MediaTypes.Text.plain);
mIME_Entity2.Body = mIME_b_Text;
mIME_b_Text.SetText(MIME_TransferEncodings.QuotedPrintable, Encoding.UTF8, SCore.RtfToText(rtfText));
mIME_b_MultipartAlternative.BodyParts.Add(mIME_Entity2);
MIME_Entity mIME_Entity3 = new MIME_Entity();
MIME_b_Text mIME_b_Text2 = new MIME_b_Text(MIME_MediaTypes.Text.html);
mIME_Entity3.Body = mIME_b_Text2;
mIME_b_Text2.SetText(MIME_TransferEncodings.QuotedPrintable, Encoding.UTF8, SCore.RtfToHtml(rtfText));
mIME_b_MultipartAlternative.BodyParts.Add(mIME_Entity3);
MIME_Entity mIME_Entity4 = new MIME_Entity();
MIME_b_Message mIME_b_Message = new MIME_b_Message(MIME_MediaTypes.Message.delivery_status);
mIME_Entity4.Body = mIME_b_Message;
StringBuilder stringBuilder = new StringBuilder();
if (!string.IsNullOrEmpty(envelopeID))
{
stringBuilder.Append("Original-Envelope-Id: " + envelopeID + "\r\n");
}
stringBuilder.Append("Arrival-Date: " + MIME_Utils.DateTimeToRfc2822(arrivalDate) + "\r\n");
if (!string.IsNullOrEmpty(receivedFromMTA))
{
stringBuilder.Append("Received-From-MTA: dns; " + receivedFromMTA + "\r\n");
}
stringBuilder.Append("Reporting-MTA: dns; " + reportingMTA + "\r\n");
stringBuilder.Append("\r\n");
if (!string.IsNullOrEmpty(originalRecipient))
{
stringBuilder.Append("Original-Recipient: " + originalRecipient + "\r\n");
}
stringBuilder.Append("Final-Recipient: rfc822;" + finalRecipient + "\r\n");
stringBuilder.Append("Action: " + action + "\r\n");
stringBuilder.Append("Status: " + statusCode_text.Substring(0, 1) + ".0.0\r\n");
if (!string.IsNullOrEmpty(statusCode_text))
{
stringBuilder.Append("Diagnostic-Code: smtp; " + statusCode_text + "\r\n");
}
if (!string.IsNullOrEmpty(remoteMTA))
{
stringBuilder.Append("Remote-MTA: dns; " + remoteMTA + "\r\n");
}
if (lastAttempt != DateTime.MinValue)
{
stringBuilder.Append("Last-Attempt-Date: " + MIME_Utils.DateTimeToRfc2822(lastAttempt) + "\r\n");
}
if (retryUntil != DateTime.MinValue)
{
stringBuilder.Append("Will-Retry-Until: " + MIME_Utils.DateTimeToRfc2822(retryUntil) + "\r\n");
}
stringBuilder.Append("\r\n");
mIME_b_Message.SetData(new MemoryStream(Encoding.UTF8.GetBytes(stringBuilder.ToString())), MIME_TransferEncodings.EightBit);
mIME_b_MultipartReport.BodyParts.Add(mIME_Entity4);
if (message != null)
{
MIME_Entity mIME_Entity5 = new MIME_Entity();
MIME_b_MessageRfc822 mIME_b_MessageRfc = new MIME_b_MessageRfc822();
mIME_Entity5.Body = mIME_b_MessageRfc;
if (ret == SMTP_DSN_Ret.FullMessage)
{
mIME_b_MessageRfc.Message = message;
}
else
{
MemoryStream memoryStream = new MemoryStream();
message.Header.ToStream(memoryStream, null, null);
memoryStream.Position = 0L;
mIME_b_MessageRfc.Message = Mail_Message.ParseFromStream(memoryStream);
}
mIME_b_MultipartReport.BodyParts.Add(mIME_Entity5);
}
return(mail_Message);
}
