public MailMessageSenderResult Send(IMailMessage msg)
{
List <MessageType> DistinctSenders = new List <MessageType>();
foreach (IMessageRecipient recipient in msg.Recipients)
{
if (!DistinctSenders.Contains(recipient.MessageType))
{
DistinctSenders.Add(recipient.MessageType);
}
}
MailMessageSenderResult result = new MailMessageSenderResult();
foreach (MessageType messageType in DistinctSenders)
{
// Create new message with only one type of recipients
MailMessage FilteredMsg = new MailMessage();
FilteredMsg.Recipients.AddRange(msg.Recipients[messageType]);
FilteredMsg.Sender = msg.Sender;
FilteredMsg.Attachments.AddRange(msg.Attachments);
FilteredMsg.Body.AddRange(msg.Body);
FilteredMsg.IsBulk = msg.IsBulk;
FilteredMsg.Subject = msg.Subject;
MailMessageSenderResult senderResult = Transmit(messageType, FilteredMsg);
result.RecipientResults.AddRange(senderResult.RecipientResults);
}
return(result);
}
protected virtual MailMessageSenderResult Transmit(MessageType messageType, MailMessage FilteredMsg)
{
// Create sender for the message type
IMailMessageSender sender = MailMessageSenderFactory.CreateMessageSender(messageType, FilteredMsg.IsBulk);
MailMessageSenderResult senderResult = sender.Send(FilteredMsg);
return(senderResult);
}
private static void SenderThreadMain()
{
for (; ;)
{
MessageContainer c = Dequeue();
if (c != null)
{
// Message is a retry the needs to be sent in the future
if (c.SendTime > DateTime.Now)
{
Enqueue(c);
Thread.Sleep(300);
}
else
{
try
{
// Create sender for this type of message
IMailMessageSender sender = MailMessageSenderFactory.CreateMessageSender(c.msgType, c.msg.IsBulk);
// If sender supports IRetryOnError, turn it off so we can retry it through the queue
IRetryOnError senderRetryOnError = sender as IRetryOnError;
bool senderRetryOnErrorEnabled = false;
if (senderRetryOnError != null)
{
senderRetryOnErrorEnabled = senderRetryOnError.EnableRetryOnError;
senderRetryOnError.EnableRetryOnError = false;
}
try
{
// Send message
MailMessageSenderResult senderResult = sender.Send(c.msg);
// TODO: add logging
//Logger.Info("Send " + c.msgType + " message (" + c.msg.Subject + ") to " + c.msg.Recipients.ToString()+" using "+
// sender.GetType().FullName);
}
catch (Exception e)
{
// Catch errors and requeue the message to be resent later
if (senderRetryOnErrorEnabled)
{
c.ErrorCount++;
if (c.ErrorCount < senderRetryOnError.RetryOnErrorCount)
{
c.SendTime = DateTime.Now + new TimeSpan(0, 0, 10);
Enqueue(c);
//Logger.Error("Error sending message. Retry " + (c.ErrorCount - 1) + " of " +
// senderRetryOnError.RetryOnErrorCount + ".", e);
}
//else
// Logger.Error("Error sending message after " + senderRetryOnError.RetryOnErrorCount +
// " retries. Message has been discarded.", e);
}
//else
// Logger.Error("Error sending message. Message has been discarded (Retry was not available).", e);
}
}
catch (Exception e)
{
//Logger.Error("Error creating message sender ("+c.msgType+". Message has been discarded.", e);
}
}
}
else
{
Thread.Sleep(500);
}
}
}