Exemplo n.º 1
0
        /// <summary>
        /// Sends message by using specified smart host.
        /// </summary>
        /// <param name="localHost">Host name which is reported to SMTP server.</param>
        /// <param name="host">Host name or IP address.</param>
        /// <param name="port">Host port.</param>
        /// <param name="ssl">Specifies if connected via SSL.</param>
        /// <param name="userName">SMTP server user name. This value may be null, then authentication not used.</param>
        /// <param name="password">SMTP server password.</param>
        /// <param name="from">Sender email what is reported to SMTP server.</param>
        /// <param name="to">Recipients email addresses.</param>
        /// <param name="message">Raw message to send.</param>
        /// <exception cref="ArgumentNullException">Is raised when argument <b>host</b>,<b>from</b>,<b>to</b> or <b>stream</b> is null.</exception>
        /// <exception cref="ArgumentException">Is raised when any of the method arguments has invalid value.</exception>
        /// <exception cref="SMTP_ClientException">Is raised when SMTP server returns error.</exception>
        public static void QuickSendSmartHost(string localHost,string host,int port,bool ssl,string userName,string password,string from,string[] to,Stream message)
        {
            if(host == null){
                throw new ArgumentNullException("host");
            }
            if(host == ""){
                throw new ArgumentException("Argument 'host' value may not be empty.");
            }
            if(port < 1){
                throw new ArgumentException("Argument 'port' value must be >= 1.");
            }
            if(from == null){
                throw new ArgumentNullException("from");
            }
            if(from != "" && !SMTP_Utils.IsValidAddress(from)){
                throw new ArgumentException("Argument 'from' has invalid value.");
            }
            if(to == null){
                throw new ArgumentNullException("to");
            }
            if(to.Length == 0){
                throw new ArgumentException("Argument 'to' must contain at least 1 recipient.");
            }
            foreach(string t in to){
                if(!SMTP_Utils.IsValidAddress(t)){
                    throw new ArgumentException("Argument 'to' has invalid value '" + t + "'.");
                }
            }
            if(message == null){
                throw new ArgumentNullException("message");
            }

            using(SMTP_Client smtp = new SMTP_Client()){
                smtp.Connect(host,port,ssl);                
                smtp.EhloHelo(localHost != null ? localHost : Dns.GetHostName());
                if(!string.IsNullOrEmpty(userName)){
                    smtp.Auth(smtp.AuthGetStrongestMethod(userName,password));
                }
                smtp.MailFrom(from,-1);
                foreach(string t in to){
                    smtp.RcptTo(t);
                }
                smtp.SendMessage(message);
            }
        }
Exemplo n.º 2
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);
            }
        }