public void SendQueuedEmails()
{
// iterate emails in our queue(database) and send them
using (DBEntities dbe = new DBEntities()) {
List <Email> emailQueue = dbe.Emails.ToList();
SmtpClient client = new SmtpClient(_configuration["SmtpServer:Host"], Convert.ToInt32(_configuration["SmtpServer:Port"]))
{
UseDefaultCredentials = false,
Credentials = new NetworkCredential(_configuration["SmtpServer:Username"], _configuration["SmtpServer:Password"])
};
foreach (Email email in emailQueue)
{
try {
//deserialize json string to onj
MailMessageJsonModel jsonMail = JsonConvert.DeserializeObject <MailMessageJsonModel>(email.Content);
MailMessage mailMess = new MailMessage(jsonMail.From, jsonMail.To, jsonMail.Subject, jsonMail.Body)
{
IsBodyHtml = true
};
//check if there's attachment/s
if (!string.IsNullOrWhiteSpace(email.AttachmenList) && email.AttachmenList.Split(',').Count() > 0)
{
foreach (var item in email.AttachmenList.Split(','))
{
string[] info = item.Split('|');
byte[] fileContent = WebDAVClient.GetFile(info[0]);
MemoryStream ms = new MemoryStream(fileContent);
Attachment attachment = new Attachment(ms, info[1])
{
ContentType = new ContentType(info[2])
};
mailMess.Attachments.Add(attachment);
}
}
client.Send(mailMess);
//delete this email from our queue
dbe.Emails.Remove(email);
dbe.SaveChanges(); //removed from queue
}
catch (Exception ex) {
//if sending failed
email.SmtpError = ex.Message;
email.Status = MailStatus.FAILED;
dbe.Emails.Update(email);
dbe.SaveChanges();
}
}
}
}
public Email CreateEmailEntity(string From, string To, string Body, string Subject, string AttachmentList)
{
try {
//create MailMessage obj
MailMessageJsonModel mailMessage = new MailMessageJsonModel(From, To, Body, Subject);
//serialize MailMessage to JSON object
string mailMessageJson = JsonConvert.SerializeObject(mailMessage);
//create Email object
Email email = new Email {
AttachmenList = AttachmentList,
Content = mailMessageJson,
DateInserted = DateTime.UtcNow,
SmtpError = "",
Status = MailStatus.NEW
};
return(email);
}
catch (Exception) {
return(null);
}
}
