private static void sendEmailWithSmtpServer( SmtpServer smtpServer, EmailMessage message )
{
// We used to cache the SmtpClient object. It turned out not to be thread safe, so now we create a new one for every email.
var smtpClient = new System.Net.Mail.SmtpClient();
try {
if( smtpServer != null ) {
smtpClient.DeliveryMethod = System.Net.Mail.SmtpDeliveryMethod.Network;
smtpClient.Host = smtpServer.Server;
if( smtpServer.PortSpecified )
smtpClient.Port = smtpServer.Port;
if( smtpServer.Credentials != null ) {
smtpClient.Credentials = new System.Net.NetworkCredential( smtpServer.Credentials.UserName, smtpServer.Credentials.Password );
smtpClient.EnableSsl = true;
}
}
else {
smtpClient.DeliveryMethod = System.Net.Mail.SmtpDeliveryMethod.SpecifiedPickupDirectory;
var pickupFolderPath = EwlStatics.CombinePaths( ConfigurationStatics.RedStaplerFolderPath, "Outgoing Dev Mail" );
Directory.CreateDirectory( pickupFolderPath );
smtpClient.PickupDirectoryLocation = pickupFolderPath;
}
using( var m = new System.Net.Mail.MailMessage() ) {
message.ConfigureMailMessage( m );
try {
smtpClient.Send( m );
}
catch( System.Net.Mail.SmtpException e ) {
throw new EmailSendingException( "Failed to send an email message using an SMTP server.", e );
}
}
}
finally {
// Microsoft's own dispose method fails to work if Host is not specified, even though Host doesn't need to be specified for operation.
if( !string.IsNullOrEmpty( smtpClient.Host ) )
smtpClient.Dispose();
}
}
private static void sendEmailWithSendGrid( SendGrid sendGrid, EmailMessage message )
{
// We want this method to use the SendGrid API (https://github.com/sendgrid/sendgrid-csharp), but as of 20 June 2014 it looks like the SendGrid Web API
// does not support CC recipients!
// We used to cache the SmtpClient object. It turned out not to be thread safe, so now we create a new one for every email.
var smtpClient = new System.Net.Mail.SmtpClient( "smtp.sendgrid.net", 587 );
try {
smtpClient.DeliveryMethod = System.Net.Mail.SmtpDeliveryMethod.Network;
smtpClient.Credentials = new System.Net.NetworkCredential( sendGrid.UserName, sendGrid.Password );
using( var m = new System.Net.Mail.MailMessage() ) {
message.ConfigureMailMessage( m );
try {
smtpClient.Send( m );
}
catch( System.Net.Mail.SmtpException e ) {
throw new EmailSendingException( "Failed to send an email message using SendGrid.", e );
}
}
}
finally {
smtpClient.Dispose();
}
}
