예제 #1
0
        /// <summary>
        /// Stores MIME entity body to the specified stream.
        /// </summary>
        /// <param name="stream">Stream where to store body data.</param>
        /// <param name="headerWordEncoder">Header 8-bit words ecnoder. Value null means that words are not encoded.</param>
        /// <param name="headerParmetersCharset">Charset to use to encode 8-bit header parameters. Value null means parameters not encoded.</param>
        /// <param name="headerReencode">If true always specified encoding is used for header. If false and header field value not modified,
        /// original encoding is kept.</param>
        /// <exception cref="ArgumentNullException">Is raised when <b>stream</b> is null reference.</exception>
        internal protected override void ToStream(Stream stream, MIME_Encoding_EncodedWord headerWordEncoder, Encoding headerParmetersCharset, bool headerReencode)
        {
            if (stream == null)
            {
                throw new ArgumentNullException("stream");
            }

            m_pMessage.ToStream(stream, headerWordEncoder, headerParmetersCharset, headerReencode);
        }
예제 #2
0
        public void SendEmail(Mail mail, Setting setting)
        {
            Mail_Message message = new Mail_Message()
            {
                From      = new Mail_t_MailboxList(),
                Subject   = mail.Subject,             //增加主题
                Priority  = mail.Priority.ToString(), //设置优先级
                MessageID = MIME_Utils.CreateMessageID(),
                Date      = mail.CreatedDateTime
            };

            //增加发件人地址
            message.From.Add(new Mail_t_Mailbox(null, mail.From));
            //增加收件人地址
            mail.To.ForEach(address => message.To.Add(new Mail_t_Mailbox(address, address)));

            //增加邮件内容
            MIME_Entity.CreateEntity_Text_Html("Base64", Encoding.Default, mail.Body);

            //增加附件
            if (mail.Attachments != null && mail.Attachments.Count > 0)
            {
                mail.Attachments.ForEach(attachment =>
                {
                    MIME_Entity.CreateEntity_Attachment(attachment.Name);
                });
            }

            using (SMTP_Client smtpClient = new SMTP_Client())
            {
                //设置SMPT服务地址和端口并连接
                smtpClient.Connect(setting.SmtpHostName, setting.SmtpPort);
                //设置Authentication
                smtpClient.Auth(new LumiSoft.Net.AUTH.AUTH_SASL_Client_Login(setting.User.UserName, setting.User.Password));

                using (MemoryStream stream = new MemoryStream())
                {
                    message.ToStream(stream);
                    stream.Position = 0;
                    //发送邮件
                    smtpClient.SendMessage(stream);
                }
            }
        }
예제 #3
0
 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);
     }
 }
예제 #4
0
        public static bool SendMail(string Body, string Title, string reciveEmail)
        {
            bool sended = false;

            using (SMTP_Client client = new SMTP_Client())
            {
                try
                {
                    //与Pop3服务器建立连接
                    client.Connect(smtp, port, false);
                    client.EhloHelo(smtp);
                    //验证身份
                    var authhh = new AUTH_SASL_Client_Plain(sendEmail, sendPassword);
                    client.Auth(authhh);
                    client.MailFrom(sendEmail, -1);
                    //收件人列表
                    client.RcptTo(reciveEmail);
                    //采用Mail_Message类型的Stream
                    Mail_Message m = Create_PlainText_Html_Attachment_Image(reciveEmail, sendEmail, sendEmail, Title, Body);
                    using (MemoryStream stream = new MemoryStream())
                    {
                        m.ToStream(stream, new MIME_Encoding_EncodedWord(MIME_EncodedWordEncoding.Q, Encoding.UTF8), Encoding.UTF8);
                        stream.Position = 0;
                        client.SendMessage(stream);
                        sended = true;
                    }
                    if (m != null)
                    {
                        m.Dispose();
                    }
                    client.Disconnect();
                    client.Dispose();
                }
                catch {
                    return(false);
                }
            }
            return(sended);
        }
예제 #5
0
 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>
        /// Executes specified actions.
        /// </summary>
        /// <param name="dvActions">Dataview what contains actions to be executed.</param>
        /// <param name="server">Reference to owner virtual server.</param>
        /// <param name="message">Recieved message.</param>
        /// <param name="sender">MAIL FROM: command value.</param>
        /// <param name="to">RCPT TO: commands values.</param>
        public GlobalMessageRuleActionResult DoActions(DataView dvActions, VirtualServer server, Stream message, string sender, string[] to)
        {
            // TODO: get rid of MemoryStream, move to Stream

            //    bool   messageChanged = false;
            bool   deleteMessage = false;
            string storeFolder   = null;
            string errorText     = null;

            // Loop actions
            foreach (DataRowView drV in dvActions)
            {
                GlobalMessageRuleAction_enum action = (GlobalMessageRuleAction_enum)drV["ActionType"];
                byte[] actionData = (byte[])drV["ActionData"];

                // Reset stream position
                message.Position = 0;

                #region AutoResponse

                /* Description: Sends specified autoresponse message to sender.
                 *  Action data structure:
                 *      <ActionData>
                 *          <From></From>
                 *          <Message></Message>
                 *      </ActionData>
                 */

                if (action == GlobalMessageRuleAction_enum.AutoResponse)
                {
                    XmlTable table = new XmlTable("ActionData");
                    table.Parse(actionData);

                    string smtp_from   = table.GetValue("From");
                    string responseMsg = table.GetValue("Message");

                    // See if we have header field X-LS-MailServer-AutoResponse, never answer to auto response.
                    MIME_h_Collection header = new MIME_h_Collection(new MIME_h_Provider());
                    header.Parse(new SmartStream(message, false));
                    if (header.Contains("X-LS-MailServer-AutoResponse"))
                    {
                        // Just skip
                    }
                    else
                    {
                        Mail_Message autoresponseMessage = Mail_Message.ParseFromByte(System.Text.Encoding.Default.GetBytes(responseMsg));

                        // Add header field 'X-LS-MailServer-AutoResponse:'
                        autoresponseMessage.Header.Add(new MIME_h_Unstructured("X-LS-MailServer-AutoResponse", ""));
                        // Update message date
                        autoresponseMessage.Date = DateTime.Now;

                        // Set To: if not explicity set
                        if (autoresponseMessage.To == null || autoresponseMessage.To.Count == 0)
                        {
                            if (autoresponseMessage.To == null)
                            {
                                Mail_t_AddressList t = new Mail_t_AddressList();
                                t.Add(new Mail_t_Mailbox(null, sender));
                                autoresponseMessage.To = t;
                            }
                            else
                            {
                                autoresponseMessage.To.Add(new Mail_t_Mailbox(null, sender));
                            }
                        }
                        // Update Subject: variables, if any
                        if (autoresponseMessage.Subject != null)
                        {
                            if (header.Contains("Subject"))
                            {
                                autoresponseMessage.Subject = autoresponseMessage.Subject.Replace("#SUBJECT", header.GetFirst("Subject").ValueToString().Trim());
                            }
                        }

                        // Sender missing, we can't send auto response.
                        if (string.IsNullOrEmpty(sender))
                        {
                            continue;
                        }

                        server.ProcessAndStoreMessage(smtp_from, new string[] { sender }, new MemoryStream(autoresponseMessage.ToByte(new MIME_Encoding_EncodedWord(MIME_EncodedWordEncoding.Q, Encoding.UTF8), Encoding.UTF8)), null);
                    }
                }

                #endregion

                #region Delete Message

                /* Description: Deletes message.
                 *  Action data structure:
                 *      <ActionData>
                 *      </ActionData>
                 */

                else if (action == GlobalMessageRuleAction_enum.DeleteMessage)
                {
                    XmlTable table = new XmlTable("ActionData");
                    table.Parse(actionData);

                    deleteMessage = true;
                }

                #endregion

                #region ExecuteProgram

                /* Description: Executes specified program.
                 *  Action data structure:
                 *      <ActionData>
                 *          <Program></Program>
                 *          <Arguments></Arguments>
                 *      </ActionData>
                 */

                else if (action == GlobalMessageRuleAction_enum.ExecuteProgram)
                {
                    XmlTable table = new XmlTable("ActionData");
                    table.Parse(actionData);

                    System.Diagnostics.ProcessStartInfo pInfo = new System.Diagnostics.ProcessStartInfo();
                    pInfo.FileName       = table.GetValue("Program");
                    pInfo.Arguments      = table.GetValue("Arguments");
                    pInfo.CreateNoWindow = true;
                    System.Diagnostics.Process.Start(pInfo);
                }

                #endregion

                #region ForwardToEmail

                /* Description: Forwards email to specified email.
                 *  Action data structure:
                 *      <ActionData>
                 *          <Email></Email>
                 *      </ActionData>
                 */

                else if (action == GlobalMessageRuleAction_enum.ForwardToEmail)
                {
                    XmlTable table = new XmlTable("ActionData");
                    table.Parse(actionData);

                    // See If message has X-LS-MailServer-ForwardedTo: and equals to "Email".
                    // If so, then we have cross reference forward, don't forward that message
                    MIME_h_Collection header = new MIME_h_Collection(new MIME_h_Provider());
                    header.Parse(new SmartStream(message, false));
                    bool forwardedAlready = false;
                    if (header.Contains("X-LS-MailServer-ForwardedTo"))
                    {
                        foreach (MIME_h headerField in header["X-LS-MailServer-ForwardedTo"])
                        {
                            if (headerField.ValueToString().Trim() == table.GetValue("Email"))
                            {
                                forwardedAlready = true;
                                break;
                            }
                        }
                    }

                    // Reset stream position
                    message.Position = 0;

                    if (forwardedAlready)
                    {
                        // Just skip
                    }
                    else
                    {
                        // Add header field 'X-LS-MailServer-ForwardedTo:'
                        MemoryStream msFwMessage = new MemoryStream();
                        byte[]       fwField     = System.Text.Encoding.Default.GetBytes("X-LS-MailServer-ForwardedTo: " + table.GetValue("Email") + "\r\n");
                        msFwMessage.Write(fwField, 0, fwField.Length);
                        SCore.StreamCopy(message, msFwMessage);

                        server.ProcessAndStoreMessage(sender, new string[] { table.GetValue("Email") }, msFwMessage, null);
                    }
                }

                #endregion

                #region ForwardToHost

                /* Description: Forwards email to specified host.
                 *              All RCPT TO: recipients are preserved.
                 *  Action data structure:
                 *      <ActionData>
                 *          <Host></Host>
                 *          <Port></Port>
                 *      </ActionData>
                 */

                else if (action == GlobalMessageRuleAction_enum.ForwardToHost)
                {
                    XmlTable table = new XmlTable("ActionData");
                    table.Parse(actionData);

                    foreach (string t in to)
                    {
                        message.Position = 0;
                        server.RelayServer.StoreRelayMessage(
                            Guid.NewGuid().ToString(),
                            null,
                            message,
                            HostEndPoint.Parse(table.GetValue("Host") + ":" + table.GetValue("Port")),
                            sender,
                            t,
                            null,
                            SMTP_DSN_Notify.NotSpecified,
                            SMTP_DSN_Ret.NotSpecified
                            );
                    }
                    message.Position = 0;
                }

                #endregion

                #region StoreToDiskFolder

                /* Description: Stores message to specified disk folder.
                 *  Action data structure:
                 *      <ActionData>
                 *          <Folder></Folder>
                 *      </ActionData>
                 */

                else if (action == GlobalMessageRuleAction_enum.StoreToDiskFolder)
                {
                    XmlTable table = new XmlTable("ActionData");
                    table.Parse(actionData);

                    string folder = table.GetValue("Folder");
                    if (!folder.EndsWith("\\"))
                    {
                        folder += "\\";
                    }

                    if (Directory.Exists(folder))
                    {
                        using (FileStream fs = File.Create(folder + DateTime.Now.ToString("ddMMyyyyHHmmss") + "_" + Guid.NewGuid().ToString().Replace('-', '_').Substring(0, 8) + ".eml")){
                            SCore.StreamCopy(message, fs);
                        }
                    }
                    else
                    {
                        // TODO: log error somewhere
                    }
                }

                #endregion

                #region StoreToIMAPFolder

                /* Description: Stores message to specified IMAP folder.
                 *  Action data structure:
                 *      <ActionData>
                 *          <Folder></Folder>
                 *      </ActionData>
                 */

                else if (action == GlobalMessageRuleAction_enum.StoreToIMAPFolder)
                {
                    XmlTable table = new XmlTable("ActionData");
                    table.Parse(actionData);
                    storeFolder = table.GetValue("Folder");
                }

                #endregion

                #region AddHeaderField

                /* Description: Add specified header field to message main header.
                 *  Action data structure:
                 *      <ActionData>
                 *          <HeaderFieldName></HeaderFieldName>
                 *          <HeaderFieldValue></HeaderFieldValue>
                 *      </ActionData>
                 */

                else if (action == GlobalMessageRuleAction_enum.AddHeaderField)
                {
                    XmlTable table = new XmlTable("ActionData");
                    table.Parse(actionData);

                    Mail_Message mime = Mail_Message.ParseFromStream(message);
                    mime.Header.Add(new MIME_h_Unstructured(table.GetValue("HeaderFieldName"), table.GetValue("HeaderFieldValue")));
                    message.SetLength(0);
                    mime.ToStream(message, new MIME_Encoding_EncodedWord(MIME_EncodedWordEncoding.Q, Encoding.UTF8), Encoding.UTF8);

                    //  messageChanged = true;
                }

                #endregion

                #region RemoveHeaderField

                /* Description: Removes specified header field from message mian header.
                 *  Action data structure:
                 *      <ActionData>
                 *          <HeaderFieldName></HeaderFieldName>
                 *      </ActionData>
                 */

                else if (action == GlobalMessageRuleAction_enum.RemoveHeaderField)
                {
                    XmlTable table = new XmlTable("ActionData");
                    table.Parse(actionData);

                    Mail_Message mime = Mail_Message.ParseFromStream(message);
                    mime.Header.RemoveAll(table.GetValue("HeaderFieldName"));
                    message.SetLength(0);
                    mime.ToStream(message, new MIME_Encoding_EncodedWord(MIME_EncodedWordEncoding.Q, Encoding.UTF8), Encoding.UTF8);

                    //    messageChanged = true;
                }

                #endregion

                #region SendErrorToClient

                /* Description: Sends error to currently connected client. NOTE: Error text may contain ASCII printable chars only and maximum length is 500.
                 *  Action data structure:
                 *      <ActionData>
                 *          <ErrorText></ErrorText>
                 *      </ActionData>
                 */

                else if (action == GlobalMessageRuleAction_enum.SendErrorToClient)
                {
                    XmlTable table = new XmlTable("ActionData");
                    table.Parse(actionData);

                    errorText = table.GetValue("ErrorText");
                }

                #endregion

                #region StoreToFTPFolder

                /* Description: Stores message to specified FTP server folder.
                 *  Action data structure:
                 *      <ActionData>
                 *          <Server></Server>
                 *          <Port></Server>
                 *          <User></User>
                 *          <Password></Password>
                 *          <Folder></Folder>
                 *      </ActionData>
                 */

                else if (action == GlobalMessageRuleAction_enum.StoreToFTPFolder)
                {
                    XmlTable table = new XmlTable("ActionData");
                    table.Parse(actionData);

                    _MessageRuleAction_FTP_AsyncSend ftpSend = new _MessageRuleAction_FTP_AsyncSend(
                        table.GetValue("Server"),
                        Convert.ToInt32(table.GetValue("Port")),
                        table.GetValue("User"),
                        table.GetValue("Password"),
                        table.GetValue("Folder"),
                        message,
                        DateTime.Now.ToString("ddMMyyyyHHmmss") + "_" + Guid.NewGuid().ToString().Replace('-', '_').Substring(0, 8) + ".eml"
                        );
                }

                #endregion

                #region PostToNNTPNewsGroup

                /* Description: Posts message to specified NNTP newsgroup.
                 *  Action data structure:
                 *      <ActionData>
                 *          <Server></Server>
                 *          <Port></Server>
                 *          <User></User>
                 *          <Password></Password>
                 *          <Newsgroup></Newsgroup>
                 *      </ActionData>
                 */

                else if (action == GlobalMessageRuleAction_enum.PostToNNTPNewsGroup)
                {
                    XmlTable table = new XmlTable("ActionData");
                    table.Parse(actionData);

                    // Add header field "Newsgroups: newsgroup", NNTP server demands it.
                    Mail_Message mime = Mail_Message.ParseFromStream(message);
                    if (!mime.Header.Contains("Newsgroups:"))
                    {
                        mime.Header.Add(new MIME_h_Unstructured("Newsgroups:", table.GetValue("Newsgroup")));
                    }

                    _MessageRuleAction_NNTP_Async nntp = new _MessageRuleAction_NNTP_Async(
                        table.GetValue("Server"),
                        Convert.ToInt32(table.GetValue("Port")),
                        table.GetValue("Newsgroup"),
                        new MemoryStream(mime.ToByte(new MIME_Encoding_EncodedWord(MIME_EncodedWordEncoding.Q, Encoding.UTF8), Encoding.UTF8))
                        );
                }

                #endregion

                #region PostToHTTP

                /* Description: Posts message to specified page via HTTP.
                 *  Action data structure:
                 *      <ActionData>
                 *          <URL></URL>
                 *          <FileName></FileName>
                 *      </ActionData>
                 */

                else if (action == GlobalMessageRuleAction_enum.PostToHTTP)
                {
                    XmlTable table = new XmlTable("ActionData");
                    table.Parse(actionData);

                    _MessageRuleAction_HTTP_Async http = new _MessageRuleAction_HTTP_Async(
                        table.GetValue("URL"),
                        message
                        );
                }

                #endregion
            }

            return(new GlobalMessageRuleActionResult(deleteMessage, storeFolder, errorText));
        }
예제 #7
0
        /// <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);
            }
        }
예제 #8
0
        private Boolean SendMailNew(bool isAsync, object userState)
        {
            string[] mailTos  = mMailTo;
            string[] mailCcs  = mMailCc;
            string[] mailBccs = mMailBcc;
            Dictionary <string, string> attachments = mMailAttachments;

            var toList = new Dictionary <string, string>();

            foreach (var to in MailTo)
            {
                toList.Add(to, to);
            }

            var musername = mSMTPUsername;

            if (mSMTPUsername != null && mSMTPUsername.IndexOf("@") >= 0)
            {
                musername = mSMTPUsername.Substring(0, mSMTPUsername.IndexOf("@"));
            }

            bool checkspmail = CheckSpecialMail(toList);

            if (!checkspmail && MailCc != null)
            {
                checkspmail = CheckSpecialMail(MailCc);
            }
            if (checkspmail)
            {
                foreach (string address in toList.Keys)
                {
                    using (SMTP_Client client = new SMTP_Client())
                    {
                        client.Timeout = this.Timeout;
                        client.Connect(mSMTPServer, mSMTPPort);
                        client.EhloHelo(mSMTPServer);


                        client.Authenticate(musername, mSMTPPassword);
                        client.MailFrom(mMailFrom, -1);
                        client.RcptTo(address);


                        Mail_Message m = Create_PlainText_Html_Attachment_Image(toList, new Dictionary <string, string>()
                                                                                , mMailFrom,
                                                                                mMailFrom, MailSubject, mMailBody, attachments, "", "", CheckSpecialMail(new string[] { address }));

                        try
                        {
                            using (System.IO.MemoryStream stream = new System.IO.MemoryStream())
                            {
                                m.ToStream(stream, new MIME_Encoding_EncodedWord(MIME_EncodedWordEncoding.Q, Encoding.UTF8), Encoding.UTF8);
                                stream.Position = 0;
                                client.SendMessage(stream);
                            }
                        }
                        catch (Exception ex)
                        {
                            throw ex;
                        }

                        if (m != null)
                        {
                            m.Dispose();
                        }

                        client.Disconnect();
                    }
                }
                return(true);
            }
            else
            {
                using (SMTP_Client client = new SMTP_Client())
                {
                    client.Timeout = this.Timeout;
                    client.Connect(mSMTPServer, mSMTPPort);
                    client.EhloHelo(mSMTPServer);
                    AUTH_SASL_Client authhh = client.AuthGetStrongestMethod(musername, mSMTPPassword);
                    client.Auth(authhh);
                    client.MailFrom(mMailFrom, -1);
                    foreach (string address in toList.Keys)
                    {
                        client.RcptTo(address);
                    }



                    Mail_Message m = Create_PlainText_Html_Attachment_Image(toList, new Dictionary <string, string>()
                                                                            , mMailFrom,
                                                                            mMailFrom, MailSubject, mMailBody, attachments, "", "", false);

                    try
                    {
                        using (System.IO.MemoryStream stream = new System.IO.MemoryStream())
                        {
                            m.ToStream(stream, new MIME_Encoding_EncodedWord(MIME_EncodedWordEncoding.Q, Encoding.UTF8), Encoding.UTF8);
                            stream.Position = 0;
                            client.SendMessage(stream);
                        }


                        return(true);
                    }
                    catch (Exception ex)
                    {
                        throw ex;
                    }
                    finally
                    {
                        if (m != null)
                        {
                            m.Dispose();
                        }
                        client.Disconnect();
                    }
                }
            }
        }
        public GlobalMessageRuleActionResult DoActions(DataView dvActions, VirtualServer server, Stream message, string sender, string[] to)
        {
            bool   deleteMessage = false;
            string storeFolder   = null;
            string errorText     = null;

            foreach (DataRowView dataRowView in dvActions)
            {
                GlobalMessageRuleActionType globalMessageRuleAction_enum = (GlobalMessageRuleActionType)dataRowView["ActionType"];
                byte[] data = (byte[])dataRowView["ActionData"];
                message.Position = 0L;
                if (globalMessageRuleAction_enum == (GlobalMessageRuleActionType)1)
                {
                    XmlTable xmlTable = new XmlTable("ActionData");
                    xmlTable.Parse(data);
                    string            value             = xmlTable.GetValue("From");
                    string            value2            = xmlTable.GetValue("Message");
                    MIME_h_Collection mIME_h_Collection = new MIME_h_Collection(new MIME_h_Provider());
                    mIME_h_Collection.Parse(new SmartStream(message, false));
                    if (!mIME_h_Collection.Contains("X-LS-MailServer-AutoResponse"))
                    {
                        Mail_Message mail_Message = Mail_Message.ParseFromByte(Encoding.UTF8.GetBytes(value2));
                        mail_Message.Header.Add(new MIME_h_Unstructured("X-LS-MailServer-AutoResponse", ""));
                        mail_Message.Date = DateTime.Now;
                        if (mail_Message.To == null || mail_Message.To.Count == 0)
                        {
                            if (mail_Message.To == null)
                            {
                                mail_Message.To = new Mail_t_AddressList
                                {
                                    new Mail_t_Mailbox(null, sender)
                                };
                            }
                            else
                            {
                                mail_Message.To.Add(new Mail_t_Mailbox(null, sender));
                            }
                        }
                        if (mail_Message.Subject != null && mIME_h_Collection.Contains("Subject"))
                        {
                            mail_Message.Subject = mail_Message.Subject.Replace("#SUBJECT", mIME_h_Collection.GetFirst("Subject").ValueToString().Trim());
                        }
                        if (!string.IsNullOrEmpty(sender))
                        {
                            server.ProcessAndStoreMessage(value, new string[]
                            {
                                sender
                            }, new MemoryStream(mail_Message.ToByte(new MIME_Encoding_EncodedWord(MIME_EncodedWordEncoding.Q, Encoding.UTF8), Encoding.UTF8)), null);
                        }
                    }
                }
                else if (globalMessageRuleAction_enum == GlobalMessageRuleActionType.DeleteMessage)
                {
                    XmlTable xmlTable2 = new XmlTable("ActionData");
                    xmlTable2.Parse(data);
                    deleteMessage = true;
                }
                else if (globalMessageRuleAction_enum == GlobalMessageRuleActionType.ExecuteProgram)
                {
                    XmlTable xmlTable3 = new XmlTable("ActionData");
                    xmlTable3.Parse(data);
                    Process.Start(new ProcessStartInfo
                    {
                        FileName       = xmlTable3.GetValue("Program"),
                        Arguments      = xmlTable3.GetValue("Arguments"),
                        CreateNoWindow = true
                    });
                }
                else if (globalMessageRuleAction_enum == GlobalMessageRuleActionType.ForwardToEmail)
                {
                    XmlTable xmlTable4 = new XmlTable("ActionData");
                    xmlTable4.Parse(data);
                    MIME_h_Collection mIME_h_Collection2 = new MIME_h_Collection(new MIME_h_Provider());
                    mIME_h_Collection2.Parse(new SmartStream(message, false));
                    bool flag = false;
                    if (mIME_h_Collection2.Contains("X-LS-MailServer-ForwardedTo"))
                    {
                        MIME_h[] array = mIME_h_Collection2["X-LS-MailServer-ForwardedTo"];
                        for (int i = 0; i < array.Length; i++)
                        {
                            MIME_h mIME_h = array[i];
                            if (mIME_h.ValueToString().Trim() == xmlTable4.GetValue("Email"))
                            {
                                flag = true;
                                break;
                            }
                        }
                    }
                    message.Position = 0L;
                    if (!flag)
                    {
                        MemoryStream memoryStream = new MemoryStream();
                        byte[]       bytes        = Encoding.UTF8.GetBytes("X-LS-MailServer-ForwardedTo: " + xmlTable4.GetValue("Email") + "\r\n");
                        memoryStream.Write(bytes, 0, bytes.Length);
                        SCore.StreamCopy(message, memoryStream);
                        server.ProcessAndStoreMessage(sender, new string[]
                        {
                            xmlTable4.GetValue("Email")
                        }, memoryStream, null);
                    }
                }
                else if (globalMessageRuleAction_enum == GlobalMessageRuleActionType.ForwardToHost)
                {
                    XmlTable xmlTable5 = new XmlTable("ActionData");
                    xmlTable5.Parse(data);
                    for (int j = 0; j < to.Length; j++)
                    {
                        string to2 = to[j];
                        message.Position = 0L;
                        server.RelayServer.StoreRelayMessage(Guid.NewGuid().ToString(), null, message, HostEndPoint.Parse(xmlTable5.GetValue("Host") + ":" + xmlTable5.GetValue("Port")), sender, to2, null, SMTP_DSN_Notify.NotSpecified, SMTP_DSN_Ret.NotSpecified);
                    }
                    message.Position = 0L;
                }
                else
                {
                    if (globalMessageRuleAction_enum == GlobalMessageRuleActionType.StoreToDiskFolder)
                    {
                        XmlTable xmlTable6 = new XmlTable("ActionData");
                        xmlTable6.Parse(data);
                        string text = xmlTable6.GetValue("Folder");
                        if (!text.EndsWith("\\"))
                        {
                            text += "\\";
                        }
                        if (!Directory.Exists(text))
                        {
                            continue;
                        }
                        using (FileStream fileStream = File.Create(string.Concat(new string[]
                        {
                            text,
                            DateTime.Now.ToString("ddMMyyyyHHmmss"),
                            "_",
                            Guid.NewGuid().ToString().Replace('-', '_').Substring(0, 8),
                            ".eml"
                        })))
                        {
                            SCore.StreamCopy(message, fileStream);
                            continue;
                        }
                    }
                    if (globalMessageRuleAction_enum == GlobalMessageRuleActionType.StoreToIMAPFolder)
                    {
                        XmlTable xmlTable7 = new XmlTable("ActionData");
                        xmlTable7.Parse(data);
                        storeFolder = xmlTable7.GetValue("Folder");
                    }
                    else if (globalMessageRuleAction_enum == (GlobalMessageRuleActionType)8)
                    {
                        XmlTable xmlTable8 = new XmlTable("ActionData");
                        xmlTable8.Parse(data);
                        Mail_Message mail_Message2 = Mail_Message.ParseFromStream(message);
                        mail_Message2.Header.Add(new MIME_h_Unstructured(xmlTable8.GetValue("HeaderFieldName"), xmlTable8.GetValue("HeaderFieldValue")));
                        message.SetLength(0L);
                        mail_Message2.ToStream(message, new MIME_Encoding_EncodedWord(MIME_EncodedWordEncoding.Q, Encoding.UTF8), Encoding.UTF8);
                    }
                    else if (globalMessageRuleAction_enum == (GlobalMessageRuleActionType)9)
                    {
                        XmlTable xmlTable9 = new XmlTable("ActionData");
                        xmlTable9.Parse(data);
                        Mail_Message mail_Message3 = Mail_Message.ParseFromStream(message);
                        mail_Message3.Header.RemoveAll(xmlTable9.GetValue("HeaderFieldName"));
                        message.SetLength(0L);
                        mail_Message3.ToStream(message, new MIME_Encoding_EncodedWord(MIME_EncodedWordEncoding.Q, Encoding.UTF8), Encoding.UTF8);
                    }
                    else if (globalMessageRuleAction_enum == (GlobalMessageRuleActionType)10)
                    {
                        XmlTable xmlTable10 = new XmlTable("ActionData");
                        xmlTable10.Parse(data);
                        errorText = xmlTable10.GetValue("ErrorText");
                    }
                    else if (globalMessageRuleAction_enum == (GlobalMessageRuleActionType)11)
                    {
                        XmlTable xmlTable11 = new XmlTable("ActionData");
                        xmlTable11.Parse(data);
                        new _MessageRuleAction_FTP_AsyncSend(xmlTable11.GetValue("Server"), Convert.ToInt32(xmlTable11.GetValue("Port")), xmlTable11.GetValue("User"), xmlTable11.GetValue("Password"), xmlTable11.GetValue("Folder"), message, DateTime.Now.ToString("ddMMyyyyHHmmss") + "_" + Guid.NewGuid().ToString().Replace('-', '_').Substring(0, 8) + ".eml");
                    }
                    else if (globalMessageRuleAction_enum == (GlobalMessageRuleActionType)12)
                    {
                        XmlTable xmlTable12 = new XmlTable("ActionData");
                        xmlTable12.Parse(data);
                        Mail_Message mail_Message4 = Mail_Message.ParseFromStream(message);
                        if (!mail_Message4.Header.Contains("Newsgroups:"))
                        {
                            mail_Message4.Header.Add(new MIME_h_Unstructured("Newsgroups:", xmlTable12.GetValue("Newsgroup")));
                        }
                        new _MessageRuleAction_NNTP_Async(xmlTable12.GetValue("Server"), Convert.ToInt32(xmlTable12.GetValue("Port")), xmlTable12.GetValue("Newsgroup"), new MemoryStream(mail_Message4.ToByte(new MIME_Encoding_EncodedWord(MIME_EncodedWordEncoding.Q, Encoding.UTF8), Encoding.UTF8)));
                    }
                    else if (globalMessageRuleAction_enum == (GlobalMessageRuleActionType)13)
                    {
                        XmlTable xmlTable13 = new XmlTable("ActionData");
                        xmlTable13.Parse(data);
                        new _MessageRuleAction_HTTP_Async(xmlTable13.GetValue("URL"), message);
                    }
                }
            }
            return(new GlobalMessageRuleActionResult(deleteMessage, storeFolder, errorText));
        }
예제 #10
0
        public void Send(ChannelMessage message)
        {
            var creds = CredentialsProvider.GetCredentials().ToNetworkCredential();

            Mail_Message msg = new Mail_Message();

            msg.MimeVersion = "1.0";
            msg.MessageID   = MIME_Utils.CreateMessageID();
            msg.Subject     = message.Context;
            msg.From        = message.From.ToMailBoxList();
            msg.ReplyTo     = message.ReturnTo == null?
                              message.From.ToAddressList() : message.ReturnTo.ToAddressList();

            if (String.IsNullOrEmpty(message.InReplyTo) == false)
            {
                msg.InReplyTo = message.InReplyTo;
            }

            msg.To = new Mail_t_AddressList();
            foreach (var address in message.To)
            {
                msg.To.Add(address.ToMailBox());
            }

            msg.Cc = new Mail_t_AddressList();
            foreach (var address in message.CC)
            {
                msg.Cc.Add(address.ToMailBox());
            }

            //--- multipart/mixed -------------------------------------------------------------------------------------------------
            MIME_h_ContentType contentType_multipartMixed = new MIME_h_ContentType(MIME_MediaTypes.Multipart.mixed);

            contentType_multipartMixed.Param_Boundary = Guid.NewGuid().ToString().Replace('-', '.');
            MIME_b_MultipartMixed multipartMixed = new MIME_b_MultipartMixed(contentType_multipartMixed);

            msg.Body = multipartMixed;

            //--- multipart/alternative -----------------------------------------------------------------------------------------
            MIME_Entity        entity_multipartAlternative      = 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_multipartAlternative.Body = multipartAlternative;
            multipartMixed.BodyParts.Add(entity_multipartAlternative);

            //--- 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;
            // Add text body if there is any
            if (message.BodyText != null && message.BodyText.Length > 0)
            {
                var bodyText = message.BodyText.ReadString();

                // Make sure there is a newline at the end of our text, otherwise it will screw up
                // our multipart data format
                if (!bodyText.EndsWith(Environment.NewLine))
                {
                    bodyText = bodyText + Environment.NewLine;
                }

                text_plain.SetText(MIME_TransferEncodings.SevenBit, Encoding.UTF8, bodyText);
            }

            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;
            if (message.BodyHtml != null && message.BodyHtml.Length > 0)
            {
                var bodyHtml = message.BodyHtml.ReadString();

                // Make sure there is a newline at the end of our text, otherwise it will screw up
                // our multipart data format
                if (!bodyHtml.EndsWith(Environment.NewLine))
                {
                    bodyHtml = bodyHtml + Environment.NewLine;
                }

                text_html.SetText(MIME_TransferEncodings.SevenBit, Encoding.UTF8, bodyHtml);
            }

            multipartAlternative.BodyParts.Add(entity_text_html);

            foreach (var channelAttachment in message.Attachments)
            {
                MIME_b_Application attachmentBody = new MIME_b_Application(MIME_MediaTypes.Application.octet_stream);
                MIME_Entity        attachment     = new MIME_Entity();
                attachment.Body = attachmentBody;

                // Has to happen before the following lines of code
                multipartMixed.BodyParts.Add(attachment);

                attachment.ContentType            = new MIME_h_ContentType(MimeHelper.GetMimeType(channelAttachment.Filename));
                attachment.ContentType.Param_Name = channelAttachment.Filename;

                MIME_h_ContentDisposition contentDisposition = new MIME_h_ContentDisposition(DispositionTypeNames.Attachment);
                contentDisposition.Param_FileName = channelAttachment.Filename;

                attachment.ContentDisposition      = contentDisposition;
                attachment.ContentTransferEncoding = TransferEncoding.Base64.ToString();

                attachmentBody.SetData(channelAttachment.ContentStream, MIME_TransferEncodings.Base64);
            }

            // Inject headers
            if (!String.IsNullOrEmpty(message.MessageIdentifier))
            {
                msg.Header.Add(new MIME_h_Unstructured("x-i2mp-messageid", message.MessageIdentifier));
            }

            //if (!String.IsNullOrEmpty(message.Metadata.i2mpFlow))
            //    msg.Header.Add(new MIME_h_Unstructured("x-i2mp-flow", message.Metadata.i2mpFlow));

            //if (!String.IsNullOrEmpty(message.Metadata.i2mpReference))
            //    mailMessage.Headers.Add("X-i2mp-ref", message.Metadata.i2mpReference);

            //if (!String.IsNullOrEmpty(message.Metadata.i2mpSequence))
            //    mailMessage.Headers.Add("X-i2mp-seq", message.Metadata.i2mpSequence);

            //if (!String.IsNullOrEmpty(message.Metadata.i2mpRelation))
            //    mailMessage.Headers.Add("X-i2mp-rel", message.Metadata.i2mpRelation);

            //if (!String.IsNullOrEmpty(message.Metadata.i2mpRelationId))
            //    mailMessage.Headers.Add("X-i2mp-rel-id", message.Metadata.i2mpRelationId);


            // Send message
            try
            {
                SMTP_Client client = new SMTP_Client();

                if ("/Settings/Channels/LoggerEnabled".AsKey(false))
                {
                    client.Logger = new LumiSoft.Net.Log.Logger();
                }

                // todo push this logic into the smtp client implementation itself
                if (Hostname == "smtp.live.com")
                {
                    // Hack for hotmail, first do a connect with no secured channel,
                    // then a STARTTLS
                    client.Connect(Hostname, Port, false);
                    client.StartTLS();
                }
                else
                {
                    client.Connect(Hostname, Port, IsSecured);
                }

                client.Authenticate(creds.UserName, creds.Password);

                using (MemoryStream ms = new MemoryStream())
                {
                    client.MailFrom(msg.From[0].Address, -1);

                    msg.ToStream(ms,
                                 new MIME_Encoding_EncodedWord(MIME_EncodedWordEncoding.Q, Encoding.UTF8), Encoding.UTF8);

                    // Reset stream
                    ms.Seek(0, SeekOrigin.Begin);

                    foreach (var address in message.To)
                    {
                        client.RcptTo(address.Address);
                    }

                    foreach (var address in message.CC)
                    {
                        client.RcptTo(address.Address);
                    }

                    foreach (var address in message.BCC)
                    {
                        client.RcptTo(address.Address);
                    }

                    try
                    {
                        client.SendMessage(ms);
                    }
                    finally
                    {
                        client.Dispose();
                    }
                }
            }
            catch (SmtpFailedRecipientsException e)
            {
                throw new ChannelFunctionalException(e.Message, e)
                      {
                          DoNotRetry = true
                      };
            }
            catch (SmtpException e)
            {
                throw new ChannelFunctionalException(e.Message, e);
            }
            catch (Exception e)
            {
                throw new ChannelFunctionalException(e.Message, e);
            }
        }