private void Send_DSN_Relayed(Relay_Session session) { if (session == null) { return; } try { if (!string.IsNullOrEmpty(session.From)) { RelayMessageInfo relayMessageInfo = (RelayMessageInfo)session.QueueTag; if ((relayMessageInfo.DSN_Notify & SMTP_DSN_Notify.Success) != SMTP_DSN_Notify.NotSpecified) { session.MessageStream.Position = 0L; Mail_Message mail_Message = Mail_Message.ParseFromStream(session.MessageStream); RelayVariablesManager relayVariablesManager = new RelayVariablesManager(this, session, "", mail_Message); ServerReturnMessage serverReturnMessage = null; if (serverReturnMessage == null) { string bodyTextRft = "{\\rtf1\\ansi\\ansicpg1257\\deff0\\deflang1061{\\fonttbl{\\f0\\froman\\fcharset0 Times New Roman;}{\\f1\froman\\fcharset186{\\*\\fname Times New Roman;}Times New Roman Baltic;}{\\f2\fswiss\\fcharset186{\\*\\fname Arial;}Arial Baltic;}}\r\n{\\colortbl ;\\red0\\green128\\blue0;\\red128\\green128\\blue128;}\r\n{\\*\\generator Msftedit 5.41.21.2508;}\\viewkind4\\uc1\\pard\\sb100\\sa100\\lang1033\\f0\\fs24\\par\r\nYour message WAS SUCCESSFULLY RELAYED to:\\line\\lang1061\\f1\\tab\\cf1\\lang1033\\b\\f0 <" + session.To + ">\\line\\cf0\\b0 and you explicitly requested a delivery status notification on success.\\par\\par\r\n\\cf2 Your original message\\lang1061\\f1 /header\\lang1033\\f0 is attached to this e-mail\\lang1061\\f1 .\\lang1033\\f0\\par\\r\\n\\cf0\\line\\par\r\n\\pard\\lang1061\\f2\\fs20\\par\r\n}\r\n"; serverReturnMessage = new ServerReturnMessage("DSN SUCCESSFULLY RELAYED: <#message.header[\"Subject:\"]>", bodyTextRft); } string rtfText = relayVariablesManager.Process(serverReturnMessage.BodyTextRtf); Mail_Message mail_Message2 = DeliveryStatusNotification.CreateDsnMessage(session.From, relayVariablesManager.Process(serverReturnMessage.Subject), rtfText, relayMessageInfo.EnvelopeID, relayMessageInfo.Date, null, (session.IsConnected && string.IsNullOrEmpty(session.LocalHostName)) ? session.LocalEndPoint.Address.ToString() : session.LocalHostName, relayMessageInfo.OriginalRecipient, session.To, "relayed", "200 OK", session.RemoteHostName, DateTime.MinValue, DateTime.MinValue, (relayMessageInfo.DSN_Ret == SMTP_DSN_Ret.NotSpecified) ? SMTP_DSN_Ret.Headers : relayMessageInfo.DSN_Ret, mail_Message); using (MemoryStream memoryStream = new MemoryStream()) { mail_Message2.ToStream(memoryStream, new MIME_Encoding_EncodedWord(MIME_EncodedWordEncoding.Q, Encoding.UTF8), Encoding.UTF8); this.m_pVirtualServer.ProcessAndStoreMessage("", new string[] { session.From }, memoryStream, null); } mail_Message.Dispose(); mail_Message2.Dispose(); } } } catch (Exception x) { DataSmart.MailServer.Error.DumpError(this.m_pVirtualServer.Name, x); } }
private void Send_DSN_Delayed(Relay_Session session, string error) { try { if (!string.IsNullOrEmpty(session.From)) { RelayMessageInfo relayMessageInfo = (RelayMessageInfo)session.QueueTag; if (relayMessageInfo.DSN_Notify == SMTP_DSN_Notify.NotSpecified || (relayMessageInfo.DSN_Notify & SMTP_DSN_Notify.Delay) != SMTP_DSN_Notify.NotSpecified) { session.MessageStream.Position = 0L; Mail_Message mail_Message = Mail_Message.ParseFromStream(session.MessageStream); RelayVariablesManager relayVariablesManager = new RelayVariablesManager(this, session, error, mail_Message); ServerReturnMessage serverReturnMessage = this.DelayedDeliveryMessage; if (serverReturnMessage == null) { string bodyTextRft = "{\\rtf1\\ansi\\ansicpg1252\\deff0\\deflang1033{\\fonttbl{\\f0\\fnil\\fcharset0 Verdana;}{\\f1\\fnil\\fcharset186 Verdana;}{\\f2\\fswiss\\fcharset186{\\*\\fname Arial;}Arial Baltic;}{\\f3\\fnil\\fcharset0 Microsoft Sans Serif;}}\r\n{\\colortbl ;\\red0\\green64\\blue128;\\red255\\green0\\blue0;\\red0\\green128\\blue0;}\r\n\\viewkind4\\uc1\\pard\\f0\\fs20 This e-mail is generated by the Server(\\cf1 <#relay.hostname>\\cf0 ) to notify you, \\par\r\n\\lang1061\\f1 that \\lang1033\\f0 your message to \\cf1 <#relay.to>\\cf0 dated \\b\\fs16 <#message.header[\"Date:\"]>\\b0 \\fs20 could not be sent at the first attempt.\\par\r\n\\par\r\nRecipient \\i <#relay.to>'\\i0 s Server (\\cf1 <#relay.session_hostname>\\cf0 ) returned the following response: \\cf2 <#relay.error>\\cf0\\par\r\n\\par\r\n\\par\r\nPlease note Server will attempt to deliver this message for \\b <#relay.undelivered_after>\\b0 hours.\\par\r\n\\par\r\n--------\\par\r\n\\par\r\nYour original message is attached to this e-mail (\\b data.eml\\b0 )\\par\r\n\\par\r\n\\fs16 The tracking number for this message is \\cf3 <#relay.session_messageid>\\cf0\\fs20\\par\r\n\\lang1061\\f2\\par\r\n\\pard\\lang1033\\f3\\fs17\\par\r\n}\r\n"; serverReturnMessage = new ServerReturnMessage("Delayed delivery notice: <#message.header[\"Subject:\"]>", bodyTextRft); } string rtfText = relayVariablesManager.Process(serverReturnMessage.BodyTextRtf); Mail_Message mail_Message2 = DeliveryStatusNotification.CreateDsnMessage(session.From, relayVariablesManager.Process(serverReturnMessage.Subject), rtfText, relayMessageInfo.EnvelopeID, relayMessageInfo.Date, null, (session.IsConnected && string.IsNullOrEmpty(session.LocalHostName)) ? session.LocalEndPoint.Address.ToString() : session.LocalHostName, relayMessageInfo.OriginalRecipient, session.To, "delayed", error, session.RemoteHostName, DateTime.Now, relayMessageInfo.Date.AddMinutes((double)this.UndeliveredAfter), (relayMessageInfo.DSN_Ret == SMTP_DSN_Ret.NotSpecified) ? SMTP_DSN_Ret.FullMessage : relayMessageInfo.DSN_Ret, mail_Message); using (MemoryStream memoryStream = new MemoryStream()) { mail_Message2.ToStream(memoryStream, new MIME_Encoding_EncodedWord(MIME_EncodedWordEncoding.Q, Encoding.UTF8), Encoding.UTF8); this.m_pVirtualServer.ProcessAndStoreMessage("", new string[] { session.From }, memoryStream, null); } mail_Message.Dispose(); mail_Message2.Dispose(); } } } catch (Exception x) { DataSmart.MailServer.Error.DumpError(this.m_pVirtualServer.Name, x); } }
/// <summary> /// Creates and sends "Message delivery failed" to message sender. /// </summary> /// <param name="session">Relay_Session.</param> /// <param name="error">Permanent error happened.</param> private void Send_DSN_Failed(Relay_Session session, string error) { try{ // No sender specified, can't send notify, just skip it. if (string.IsNullOrEmpty(session.From)) { return; } RelayMessageInfo relayInfo = (RelayMessageInfo)session.QueueTag; // Send DSN only if user has not specified at all or has specified "failure". if (relayInfo.DSN_Notify != SMTP_DSN_Notify.NotSpecified && (relayInfo.DSN_Notify & SMTP_DSN_Notify.Failure) == 0) { return; } session.MessageStream.Position = 0; Mail_Message relayMessage = Mail_Message.ParseFromStream(session.MessageStream); RelayVariablesManager variablesMgr = new RelayVariablesManager(this, session, error, relayMessage); ServerReturnMessage messageTemplate = this.UndeliveredMessage; if (messageTemplate == null) { string bodyRtf = "" + "{\\rtf1\\ansi\\ansicpg1252\\deff0\\deflang1033{\\fonttbl{\\f0\\fswiss\\fprq2\\fcharset0 Verdana;}{\\f1\\fswiss\\fprq2\\fcharset186 Verdana;}{\\f2\\fnil\\fcharset0 Verdana;}{\\f3\\fnil\\fcharset186 Verdana;}{\\f4\\fswiss\\fcharset0 Arial;}{\\f5\\fswiss\\fcharset186{\\*\\fname Arial;}Arial Baltic;}}\r\n" + "{\\colortbl ;\\red0\\green64\\blue128;\\red255\\green0\\blue0;\\red0\\green128\\blue0;}\r\n" + "\\viewkind4\\uc1\\pard\\f0\\fs20 Your message t\\lang1061\\f1 o \\cf1\\lang1033\\f2 <#relay.to>\\cf0\\f0 , dated \\b\\fs16 <#message.header[\"Date:\"]>\\b0\\fs20 , could not be delivered.\\par\r\n" + "\\par\r\n" + "Recipient \\i <#relay.to>'\\i0 s Server (\\cf1 <#relay.session_hostname>\\cf0 ) returned the following response: \\cf2 <#relay.error>\\cf0\\par\r\n" + "\\par\r\n" + "\\par\r\n" + "\\b * Server will not attempt to deliver this message anymore\\b0 .\\par\r\n" + "\\par\r\n" + "--------\\par\r\n" + "\\par\r\n" + "Your original message is attached to this e-mail (\\b data.eml\\b0 )\\par\r\n" + "\\par\r\n" + "\\fs16 The tracking number for this message is \\cf3 <#relay.session_messageid>\\cf0\\fs20\\par\r\n" + "\\lang1061\\f5\\par\r\n" + "\\lang1033\\f2\\par\r\n" + "}\r\n"; messageTemplate = new ServerReturnMessage("Undelivered notice: <#message.header[\"Subject:\"]>", bodyRtf); } string rtf = variablesMgr.Process(messageTemplate.BodyTextRtf); Mail_Message dsnMessage = DeliveryStatusNotification.CreateDsnMessage( session.From, variablesMgr.Process(messageTemplate.Subject), rtf, relayInfo.EnvelopeID, relayInfo.Date, null, (session.IsConnected && string.IsNullOrEmpty(session.LocalHostName)) ? session.LocalEndPoint.Address.ToString() : session.LocalHostName, relayInfo.OriginalRecipient, session.To, "failed", error, session.RemoteHostName, DateTime.Now, DateTime.MinValue, (relayInfo.DSN_Ret == SMTP_DSN_Ret.NotSpecified) ? SMTP_DSN_Ret.FullMessage : relayInfo.DSN_Ret, relayMessage ); using (MemoryStream strm = new MemoryStream()){ dsnMessage.ToStream(strm, new MIME_Encoding_EncodedWord(MIME_EncodedWordEncoding.Q, Encoding.UTF8), Encoding.UTF8); m_pVirtualServer.ProcessAndStoreMessage("", new string[] { session.From }, strm, null); } relayMessage.Dispose(); dsnMessage.Dispose(); } catch (Exception x) { LumiSoft.MailServer.Error.DumpError(m_pVirtualServer.Name, x); } }
/// <summary> /// Creates undelivered warning for user and places it to relay folder. /// </summary> /// <param name="relayInfo">Relay info</param> /// <param name="error">SMTP returned error text.</param> /// <param name="file">Messsage file.</param> private void MakeUndeliveredWarning(RelayInfo relayInfo,string error,Stream file) { try{ // If sender isn't specified, we can't send warning to sender. // Just skip warning sending. if(relayInfo.From.Length == 0){ return; } file.Position = relayInfo.MessageStartPos; RelayVariablesManager variablesMgr = new RelayVariablesManager(this,error,file); file.Position = relayInfo.MessageStartPos; ServerReturnMessage messageTemplate = m_pRelayServer.UndeliveredMessage; if(messageTemplate == null){ string bodyRtf = "" + "{\\rtf1\\ansi\\ansicpg1252\\deff0\\deflang1033{\\fonttbl{\\f0\\fnil\\fcharset0 Verdana;}{\\f1\\fnil\\fcharset186 Verdana;}{\\f2\\fswiss\\fcharset186{\\*\\fname Arial;}Arial Baltic;}{\\f3\\fnil\\fcharset0 Microsoft Sans Serif;}}\r\n" + "{\\colortbl ;\\red0\\green64\\blue128;\\red255\\green0\\blue0;\\red0\\green128\\blue0;}\r\n" + "\\viewkind4\\uc1\\pard\\f0\\fs20 This e-mail is generated by the Server(\\cf1 <#relay.hostname>\\cf0 ) to notify you, \\par\r\n" + "\\lang1061\\f1 that \\lang1033\\f0 your message to \\cf1 <#relay.to>\\cf0 dated \\b\\fs16 <#message.header[\"Date:\"]>\\b0 \\fs20 could not be sent at the first attempt.\\par\r\n" + "\\par\r\n" + "Recipient \\i <#relay.to>'\\i0 s Server (\\cf1 <#relay.session_hostname>\\cf0 ) returned the following response: \\cf2 <#relay.error>\\cf0\\par\r\n" + "\\par\r\n" + "\\par\r\n" + "Please note Server will attempt to deliver this message for \\b <#relay.undelivered_after>\\b0 hours.\\par\r\n" + "\\par\r\n" + "--------\\par\r\n" + "\\par\r\n" + "Your original message is attached to this e-mail (\\b data.eml\\b0 )\\par\r\n" + "\\par\r\n" + "\\fs16 The tracking number for this message is \\cf3 <#relay.session_messageid>\\cf0\\fs20\\par\r\n" + "\\lang1061\\f2\\par\r\n" + "\\pard\\lang1033\\f3\\fs17\\par\r\n" + "}\r\n"; messageTemplate = new ServerReturnMessage("Delayed delivery notice: <#message.header[\"Subject:\"]>",bodyRtf); } // Make new message Mime m = new Mime(); MimeEntity mainEntity = m.MainEntity; // Force to create From: header field mainEntity.From = new AddressList(); mainEntity.From.Add(new MailboxAddress("postmaster")); // Force to create To: header field mainEntity.To = new AddressList(); mainEntity.To.Add(new MailboxAddress(relayInfo.From)); mainEntity.Subject = variablesMgr.Process(messageTemplate.Subject); mainEntity.ContentType = MediaType_enum.Multipart_mixed; string rtf = variablesMgr.Process(messageTemplate.BodyTextRtf); MimeEntity multipartAlternativeEntity = mainEntity.ChildEntities.Add(); multipartAlternativeEntity.ContentType = MediaType_enum.Multipart_alternative; MimeEntity textEntity = multipartAlternativeEntity.ChildEntities.Add(); textEntity.ContentType = MediaType_enum.Text_plain; textEntity.ContentTransferEncoding = ContentTransferEncoding_enum.QuotedPrintable; textEntity.DataText = SCore.RtfToText(rtf); MimeEntity htmlEntity = multipartAlternativeEntity.ChildEntities.Add(); htmlEntity.ContentType = MediaType_enum.Text_html; htmlEntity.ContentTransferEncoding = ContentTransferEncoding_enum.QuotedPrintable; htmlEntity.DataText = SCore.RtfToHtml(rtf); MimeEntity attachmentEntity = mainEntity.ChildEntities.Add(); attachmentEntity.ContentType = MediaType_enum.Application_octet_stream; attachmentEntity.ContentDisposition = ContentDisposition_enum.Attachment; attachmentEntity.ContentTransferEncoding = ContentTransferEncoding_enum.Base64; attachmentEntity.ContentDisposition_FileName = "data.eml"; attachmentEntity.DataFromStream(file); using(MemoryStream strm = new MemoryStream()){ m.ToStream(strm); m_pRelayServer.VirtualServer.ProcessAndStoreMessage("",new string[]{relayInfo.From},strm,null); } } catch(Exception x){ Error.DumpError(x,new System.Diagnostics.StackTrace()); } }