private MailMessage ReceiveMessage()
{
var message = new MailMessage();
var processingFinished = false;
SendServerReady();
while (!processingFinished)
{
string nextLine;
try
{
nextLine = _clientController.Read();
}
catch (Exception e)
{
Logger.LogWarning("Stream was closed before QUIT command from server:\n" + e.Message);
break;
}
if (nextLine.Length > 0)
{
var messageCode = RequestCommandsConverter.ToRequestCommandCode(nextLine);
switch (messageCode)
{
case RequestCommands.Hello:
processingFinished = HandleHello(message, nextLine);
break;
case RequestCommands.MailFrom:
processingFinished = HandleMailFrom(message, nextLine);
break;
case RequestCommands.RcptTo:
processingFinished = HandleMailTo(message, nextLine);
break;
case RequestCommands.Data:
processingFinished = HandleDataSection(message, nextLine);
break;
case RequestCommands.Quit:
processingFinished = HandleQuit(message, nextLine);
break;
case RequestCommands.StartTls:
processingFinished = SwitchToTls(message, nextLine);
break;
case RequestCommands.ParseError:
processingFinished = true;
break;
}
}
}
return(message);
}
public SmtpServerClientProcessor(ITcpClientController clientController, ILogger logger)
{
_clientController = clientController;
EmailParser = new EmailParser();
RequestCommandsConverter = new RequestCommandsConverter();
ServerStatusCodesConverter = new ServerStatusCodesConverter();
Logger = logger;
}