void MailFrom(MailboxAddress mailbox, SmtpExtension extensions, CancellationToken cancellationToken)
{
var command = GetMailFromCommand(mailbox, extensions);
if ((Capabilities & SmtpCapabilities.Pipelining) != 0)
{
QueueCommand(SmtpCommand.MailFrom, command);
return;
}
ProcessMailFromResponse(SendCommand(command, cancellationToken), mailbox);
}
static string GetMailFromCommand(MailboxAddress mailbox, SmtpExtension extensions)
{
if ((extensions & SmtpExtension.BinaryMime) != 0)
{
return(string.Format("MAIL FROM:<{0}> BODY=BINARYMIME", mailbox.Address));
}
if ((extensions & SmtpExtension.EightBitMime) != 0)
{
return(string.Format("MAIL FROM:<{0}> BODY=8BITMIME", mailbox.Address));
}
return(string.Format("MAIL FROM:<{0}>", mailbox.Address));
}
static string GetMailFromCommand(MailboxAddress mailbox, SmtpExtension extensions)
{
if ((extensions & SmtpExtension.BinaryMime) != 0)
return string.Format ("MAIL FROM:<{0}> BODY=BINARYMIME", mailbox.Address);
if ((extensions & SmtpExtension.EightBitMime) != 0)
return string.Format ("MAIL FROM:<{0}> BODY=8BITMIME", mailbox.Address);
return string.Format ("MAIL FROM:<{0}>", mailbox.Address);
}
void MailFrom(MailboxAddress mailbox, SmtpExtension extensions, CancellationToken cancellationToken)
{
var command = GetMailFromCommand (mailbox, extensions);
if ((capabilities & SmtpCapabilities.Pipelining) != 0) {
QueueCommand (SmtpCommand.MailFrom, command);
return;
}
ProcessMailFromResponse (SendCommand (command, cancellationToken), mailbox);
}
void MailFrom (MimeMessage message, MailboxAddress mailbox, SmtpExtension extensions, CancellationToken cancellationToken)
{
var utf8 = (extensions & SmtpExtension.UTF8) != 0 ? " SMTPUTF8" : string.Empty;
var command = string.Format ("MAIL FROM:<{0}>{1}", mailbox.Address, utf8);
if ((extensions & SmtpExtension.BinaryMime) != 0)
command += " BODY=BINARYMIME";
else if ((extensions & SmtpExtension.EightBitMime) != 0)
command += " BODY=8BITMIME";
if ((capabilities & SmtpCapabilities.Dsn) != 0) {
var envid = GetEnvelopeId (message);
if (!string.IsNullOrEmpty (envid))
command += " ENVID=" + envid;
// TODO: RET parameter?
}
if ((capabilities & SmtpCapabilities.Pipelining) != 0) {
QueueCommand (SmtpCommand.MailFrom, command, cancellationToken);
return;
}
ProcessMailFromResponse (SendCommand (command, cancellationToken), mailbox);
}
protected override void VisitMimePart (MimePart entity)
{
switch (entity.ContentTransferEncoding) {
case ContentEncoding.EightBit:
// if the server supports the 8BITMIME extension, use it...
if ((Capabilities & SmtpCapabilities.EightBitMime) != 0) {
SmtpExtensions |= SmtpExtension.EightBitMime;
} else {
SmtpExtensions |= SmtpExtension.BinaryMime;
}
break;
case ContentEncoding.Binary:
SmtpExtensions |= SmtpExtension.BinaryMime;
break;
}
}
