// --------------------------- RunList --------------------------------
// run the List command on the server
public MailDropMessages RunList( )
{
MailDropMessages messages = new MailDropMessages( );
string[] listLines = null;
SockEx.SendReceive("LIST" + PopConstants.CrLf);
while (true)
{
if (ResponseIsPopTerminated(SockEx.ResponseBuilder) == true)
{
break;
}
SockEx.SleepThenReadMoreAvailableData(1000);
}
listLines = Stringer.Split(SockEx.ResponseMessage, NetworkConstants.CrLf);
// parse the list line output into an arraylist of MailDropMessages.
for (int Ix = 0; Ix < listLines.Length; ++Ix)
{
string line = listLines[Ix];
if ((line[0] == '+') || (line[0] == '.'))
{
continue;
}
messages.AddMessage(new MailDropMessage(line));
}
return(messages);
}
public string RunStat( )
{
SockEx.SendReceive("STAT" + PopConstants.CrLf);
if (SockEx.ResponseMessageEndsWithCrLf( ) == false)
{
SockEx.SleepThenReadMoreAvailableData(1000);
}
return(SockEx.ResponseMessage);
}
// ----------------------- NextEmail ----------------------------------
public bool NextEmail( )
{
string returned;
long pos;
if (m_directPosition == -1)
{
if (m_inboxPosition == 0)
{
pos = 1;
}
else
{
pos = m_inboxPosition + 1;
}
}
else
{
pos = m_directPosition + 1;
m_directPosition = -1;
}
SockEx.ExpectedResponseCodes =
new ExpectedResponseCodes(PopConstants.Ok, PopConstants.Error);
SockEx.SendReceive("list " + pos.ToString( ) + PopConstants.CrLf);
if (SockEx.ExpectedResponseCode == PopConstants.Error)
{
return(false);
}
else
{
SockEx.ThrowIfUnexpectedResponse( );
}
// positive response: +ok MessagePosition MessageSize.
returned = SockEx.ResponseMessage;
m_inboxPosition = pos;
// strip out CRLF ...
string[] noCr = returned.Split(new char[] { '\r' });
// get size ...
string[] elements = noCr[0].Split(new char[] { ' ' });
System.Int64 size = System.Int64.Parse(elements[2]);
// ... else read email data
m_pop3Message = new Pop3Message(m_inboxPosition, mSockEx);
return(true);
}
public bool DeleteEmail()
{
bool ret = false;
SockEx.ExpectedResponseCodes = new ExpectedResponseCodes(PopConstants.Ok);
SockEx.SendReceive("dele " + m_inboxPosition);
SockEx.ThrowIfUnexpectedResponse( );
string returned = SockEx.ResponseMessage;
if (Regex.Match(returned,
@"^.*\+OK.*$").Success)
{
ret = true;
}
return(ret);
}
public void CloseConnection()
{
SockEx.Send("quit");
mSockEx = null;
m_pop3Message = null;
}