public async Task <bool> Send(IEmailMessage message)
{
if (message == null)
{
throw new ArgumentNullException(nameof(message));
}
if (message.SendableDate > LocalTime.Now)
{
Log.Info($"Skipping Send() command for IEmailMessage ({message.GetId()}). SendableDate is in the future.");
if (message.IsNew)
{
await Database.Save(message);
}
return(false);
}
using (var mail = await MessageCreator.Create(message))
{
if (mail.To.None() && mail.CC.None() && mail.Bcc.None())
{
Log.Info($"Mail message {message.GetId()} will not be sent as there is no effective recipient.");
return(false);
}
try
{
await Sending.Raise(new EmailSendingEventArgs(message, mail));
await Dispatcher.Dispatch(mail, message);
if (!message.IsNew)
{
await Database.Delete(message);
}
await Sent.Raise(new EmailSendingEventArgs(message, mail));
return(true);
}
catch (Exception ex)
{
await SendError.Raise(new EmailSendingEventArgs(message, mail) { Error = ex });
await RecordRetry(message);
Log.Error(ex, $"Error in sending an email for this EmailQueueItem of '{message.GetId()}' because : " + Environment.NewLine + ex.ToFullMessage());
return(false);
}
}
}
/// <summary>
/// Will try to send the specified email and returns true for successful sending.
/// </summary>
public static async Task <bool> Send(IEmailMessage mailItem)
{
if (mailItem == null)
{
throw new ArgumentNullException(nameof(mailItem));
}
if (mailItem.Retries >= MaximumRetries)
{
return(false);
}
MailMessage mail = null;
try
{
using (mail = await CreateMailMessage(mailItem))
{
if (mail == null)
{
return(false);
}
return(await EmailDispatcher(mailItem, mail));
}
}
catch (Exception ex)
{
await SendError.Raise(new EmailSendingEventArgs(mailItem, mail) { Error = ex });
await mailItem.RecordRetry();
Log.Error($"Error in sending an email for this EmailQueueItem of '{mailItem.GetId()}'", ex);
return(false);
}
}
/// <summary>
/// Creates an SMTP mail message for a specified mail item.
/// </summary>
static async Task <MailMessage> CreateMailMessage(IEmailMessage mailItem)
{
if (mailItem.SendableDate > LocalTime.Now)
{
return(null); // Not due yet
}
var mail = new MailMessage {
Subject = mailItem.Subject.Or("[NO SUBJECT]").Remove("\r", "\n")
};
mailItem.GetEffectiveToAddresses().Do(x => mail.To.Add(x));
mailItem.GetEffectiveCcAddresses().Do(x => mail.CC.Add(x));
mailItem.GetEffectiveBccAddresses().Do(x => mail.Bcc.Add(x));
if (mail.To.None() && mail.CC.None() && mail.Bcc.None())
{
Debug.WriteLine($"Mail message {mailItem.GetId()} will not be sent as there is no effective recipient.");
return(null);
}
mail.AlternateViews.AddRange(mailItem.GetEffectiveBodyViews());
mail.From = new MailAddress(mailItem.GetEffectiveFromAddress(), mailItem.GetEffectiveFromName());
mail.ReplyToList.Add(new MailAddress(mailItem.GetEffectiveReplyToAddress(),
mailItem.GetEffectiveReplyToName()));
mail.Attachments.AddRange(await mailItem.GetAttachments());
return(mail);
}
/// <summary>
/// Will try to send the specified email and returns true for successful sending.
/// </summary>
public static async Task <bool> Send(IEmailMessage mailItem)
{
if (mailItem == null)
{
throw new ArgumentNullException(nameof(mailItem));
}
if (mailItem.Retries >= MaximumRetries)
{
return(false);
}
MailMessage mail = null;
try
{
using (mail = await CreateMailMessage(mailItem))
{
if (mail == null)
{
return(false);
}
await Sending.Raise(new EmailSendingEventArgs(mailItem, mail));
var dispatcher = Context.Current.GetOptionalService <IEmailDispatcher>() ??
new DefaultEmailDispatcher();
var result = await dispatcher.Dispatch(mailItem, mail);
await Sent.Raise(new EmailSendingEventArgs(mailItem, mail));
return(result);
}
}
catch (Exception ex)
{
await SendError.Raise(new EmailSendingEventArgs(mailItem, mail) { Error = ex });
await mailItem.RecordRetry();
Log.For(typeof(EmailService))
.Error(ex, $"Error in sending an email for this EmailQueueItem of '{mailItem.GetId()}'");
return(false);
}
}
public async Task <MailMessage> Create(IEmailMessage message)
{
var result = new MailMessage
{
Subject = message.Subject.Or("[NO SUBJECT]").Remove("\r", "\n"),
Body = message.Body,
From = CreateFrom(message)
};
result.Headers
.Add(Constants.EMAIL_MESSAGE_ID_HEADER_KEY, message.GetId().ToString());
GetEffectiveRecipients(message.To).Do(x => result.To.Add(x));
GetEffectiveRecipients(message.Cc + Config.AutoAddCc.WithPrefix(",")).Do(x => result.CC.Add(x));
GetEffectiveRecipients(message.Bcc + Config.AutoAddBcc.WithPrefix(",")).Do(x => result.Bcc.Add(x));
result.ReplyToList.Add(CreateReplyTo(message));
result.AlternateViews.AddRange(GetBodyViews(message));
result.Attachments.AddRange(await AttachmentSerializer.Extract(message));
return(result);
}
