/// <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); }