/// <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); } }
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); } }