private Hashtable LoadTemplates()
{
var templates = new Hashtable();
var physicalPath =
HostingEnvironment.MapPath(
$"{_configuration.GetConfig().EmailTemplatesLocation}{TemplateFileName}");
FileInfo fileInfo;
try
{
fileInfo = new FileInfo(physicalPath);
}
catch
{
throw new FileNotFoundException("No email templates found.");
}
var reader = fileInfo.OpenRead();
var document = new XmlDocument();
document.Load(reader);
reader.Close();
foreach (XmlNode node in document.GetElementsByTagName("email"))
{
var template = new EmailTemplate(node);
templates.Add(template.EmailType, template);
}
return(templates);
}
private static DirectoryEntry CreateDirectoryEntry()
{
var config = ConfigurationSettings.GetConfig();
var ldapConnection = new DirectoryEntry(config.LdapDomain, config.LdapDomainUser, config.LdapDomainPassword,
AuthenticationTypes.None)
{
Path = config.LdapConnectionPath
};
return(ldapConnection);
}
public void Start()
{
if (CurrentJobs.Count != 0)
{
return;
}
var configuration = _configuration.GetConfig();
if (!configuration.DisableBackgroundThreads)
{
var jobs = configuration.Jobs.Items;
foreach (JobItemConfigurationElement job in jobs)
{
var type = Type.GetType(job.Type);
if (type != null)
{
if (!CurrentJobs.Contains(job.Name))
{
var newJob = new Job(type, job);
CurrentJobs[job.Name] = newJob;
if (!configuration.Jobs.SingleThread || !job.SingleThread)
{
newJob.InitializeTimer();
}
}
}
}
if (configuration.Jobs.SingleThread)
{
try
{
_interval = configuration.Jobs.Minutes * 60000;
}
catch
{
_interval = 15 * 60000;
}
_singleTimer = new Timer(Callback, null, _interval, _interval);
}
}
}
public static MvcHtmlString ApplicationName(this HtmlHelper html)
{
var value = Configuration.GetConfig().ApplicationName;
return(new MvcHtmlString(value));
}
public static MvcHtmlString Resource(this HtmlHelper html, string name, bool defaultOnly)
{
return(Resource(html, name, Configuration.GetConfig().ResourcesFile, false));
}
public void SendQueuedEmails(int failureInterval, int maxNumberOfTries)
{
var configuration = _configuration.GetConfig();
var emails = _queueService.Dequeue();
var failure = new List <EmailQueueItem>();
var smtp = new SmtpClient(configuration.SmtpServer, configuration.SmtpServerPort);
if (!string.IsNullOrEmpty(configuration.SmtpServerUsername) && !string.IsNullOrEmpty(configuration.SmtpServerPassword))
{
smtp.Credentials = new NetworkCredential(configuration.SmtpServerUsername, configuration.SmtpServerPassword);
}
var connectionLimit = configuration.SmtpServerConnectionLimit;
var sentCount = 0;
var totalSent = 0;
foreach (var item in emails)
{
try
{
var message = CreateEmailMessageFromQueue(item);
message.Headers.Add("X-EB-EmailID", item.Id.ToString());
message.Headers.Add("X-EB-Attempts", (item.NumberOfTries + 1).ToString());
message.Headers.Add("X-EB-AppDomain", AppDomain.CurrentDomain.FriendlyName);
message.BodyEncoding = Encoding.UTF8;
// Replace any LF characters with CR LF
message.Body = message.Body.Replace("\r", string.Empty);
message.Body = message.Body.Replace("\n", "\r\n");
smtp.Send(message);
_queueService.Delete(item.Id);
if (connectionLimit != -1 && ++sentCount >= connectionLimit)
{
Thread.Sleep(new TimeSpan(0, 0, 0, 15, 0));
sentCount = 0;
}
}
catch (Exception)
{
failure.Add(item);
}
++totalSent;
}
if (failure.Count > 0)
{
foreach (var fail in failure)
{
_queueService.QueueSendingFailure(fail.Id, failureInterval, maxNumberOfTries);
}
}
if (totalSent > 0 || failure.Count > 0)
{
var infoLog = $"Email Queue:\n Messages Sent: {totalSent}\nMessages Failed: {failure.Count}";
}
}