public bool SendMail(List <string> tos, List <string> ccs, List <string> bccs, string subject, string body, List <EmailImageInline> images, List <EmailAttachment> attachments,
EmailPriorityLevel priority = EmailPriorityLevel.High)
{
return(SmtpSendMailIntercepter(tos, ccs, bccs, subject, body, images, attachments, priority));
}
public bool SendMail(List <string> tos, string subject, string body, List <EmailImageInline> images,
EmailPriorityLevel priority = EmailPriorityLevel.High)
{
return(SmtpSendMailIntercepter(tos, null, null, subject, body, images, null, priority));
}
public bool SendMail(List <string> tos, string subject, string body,
List <EmailAttachment> attachments, EmailPriorityLevel priority = EmailPriorityLevel.High)
{
return(SmtpSendMailIntercepter(tos, null, null, subject, body, null, attachments, priority));
}
public bool SendMail(List <string> tos, List <string> ccs, string subject, string body,
EmailPriorityLevel priority = EmailPriorityLevel.High)
{
return(SmtpSendMailIntercepter(tos, ccs, null, subject, body, null, null, priority));
}
private bool SmtpSendMail(List <string> tos, List <string> ccs, List <string> bccs, string subject, string body,
List <EmailImageInline> imgInlines, List <EmailAttachment> attachments, EmailPriorityLevel priority)
{
if (tos == null || tos.Count == 0 || !tos.Any(t => t.Contains("@")))
{
throw new Exception("mail to is null");
}
MailMessage mailMessage = new MailMessage();
#region prepare mail address
mailMessage.From = new MailAddress(_emailSettings.FromAddress, _emailSettings.FromDisplayName);
tos.Where(t => t.Contains("@")).Select(t => t.Trim()).Distinct().ToList().ForEach(to =>
{
mailMessage.To.Add(new MailAddress(to));
});
if (ccs != null)
{
ccs.Where(t => t.Contains("@")).Select(t => t.Trim()).Distinct().ToList().ForEach(cc =>
{
mailMessage.CC.Add(new MailAddress(cc));
});
}
if (bccs != null)
{
bccs.Where(t => t.Contains("@")).Select(t => t.Trim()).Distinct().ToList().ForEach(bcc =>
{
mailMessage.Bcc.Add(new MailAddress(bcc));
});
}
#endregion prepare mail address
#region prepare mail content
mailMessage.Subject = subject;
mailMessage.Body = body;
if (imgInlines != null)
{
var htmlBody = AlternateView.CreateAlternateViewFromString(body, null, "text/html");
foreach (var item in imgInlines)
{
var lkImg = string.IsNullOrEmpty(item.FileName)
? new LinkedResource(item.ContentStream)
: new LinkedResource(item.FileName);
lkImg.ContentId = item.ContentId;
htmlBody.LinkedResources.Add(lkImg);
}
mailMessage.AlternateViews.Add(htmlBody);
}
if (attachments != null)
{
foreach (var item in attachments)
{
mailMessage.Attachments.Add(string.IsNullOrEmpty(item.FileName)
? new Attachment(item.ContentStream, item.Name)
: new Attachment(item.FileName));
}
}
#endregion prepare mail content
mailMessage.SubjectEncoding = Encoding.UTF8;
mailMessage.BodyEncoding = Encoding.UTF8;
mailMessage.IsBodyHtml = true;
mailMessage.Priority = (MailPriority)(int)priority;
try
{
SmtpSendMail(mailMessage);
return(true);
}
catch (Exception ex)
{
LoggingFactory.GetLogger().Log(LogLevel.Error, "Send mail error:", ex);
return(false);
}
}
private bool SmtpSendMailIntercepter(List <string> tos, List <string> ccs, List <string> bccs, string subject,
string body,
List <EmailImageInline> imgInlines, List <EmailAttachment> attachments, EmailPriorityLevel priority)
{
if (_emailSettings.IsIntercepted)
{
var newTos = _emailSettings.InterceptReceiver.Split(';').ToList();
string newBody = body + "<br/>";
if (tos != null)
{
newBody += "<br/>to: " + string.Join(",", tos.ToArray());
}
if (ccs != null)
{
newBody += "<br/>cc: " + string.Join(",", ccs.ToArray());
}
if (bccs != null)
{
newBody += "<br/>bcc: " + string.Join(",", bccs.ToArray());
}
return(SmtpSendMail(newTos, null, null, subject, newBody, imgInlines, attachments, priority));
}
else
{
return(SmtpSendMail(tos, ccs, bccs, subject, body, imgInlines, attachments, priority));
}
}