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smtp.cpp

/*
 * Purpose: private wxWindows mail transport implementation
 * Author:  Frank Buß
 * Created: 2002
 */

#include <wx/sckstrm.h>

#include "smtp.h"
#include "states.h"

#define SOCKET_ID 1

wxSMTPListener g_nullListener;


wxSMTP::wxSMTP(wxSMTPListener* pListener) :
    m_pMailState(&g_initialState)
{
    if (pListener) {
        m_pListener = pListener;
    } else {
        m_pListener = &g_nullListener;
    }
    m_pMessage = NULL;
}

wxSMTP::~wxSMTP()
{
}

void wxSMTP::EvaluateLine(const wxString& line)
{
    // TODO: implementing response timeout somewhere
    // TODO: implementing multiline response

    // get command
    unsigned long cmd = 0;
    line.ToULong(&cmd);
    m_pMailState->onResponse(*this, cmd);
}

void wxSMTP::OnConnect(wxSocketEvent& event)
{
    m_pMailState->onConnect(*this, event);
}

void wxSMTP::Send(wxEmailMessage* pMessage)
{
    // no message means nothing to do
    if (!pMessage) return;
    m_pMessage = pMessage;

    // add recipients from message
    wxRecipientsIterator ri = m_pMessage->GetRecipientsIterator();
    while (ri.HasNext()) m_recipients.Add(ri.GetNext());
    m_count = 0;

    // init new socket connection
    m_pMailState = &g_initialState;
    Connect();
}

void wxSMTP::ChangeState(const MailState& mailState)
{
    m_pMailState = &mailState;
}

void wxSMTP::SendNextRecipient()
{
    if (m_count < m_recipients.GetCount()) {
        m_currentRecipient = m_recipients[m_count++];
        Write("RCPT TO:<" + m_currentRecipient + ">\x00d\x00a");
    } else {
        ChangeState(g_startDataState);
        Write("DATA\x00d\x00a");
    }
}

void wxSMTP::OnRecipientError()
{
    m_pListener->OnRecipientAdded(m_currentRecipient, 0);
}

void wxSMTP::OnRecipientSuccess()
{
    m_pListener->OnRecipientAdded(m_currentRecipient, 1);
}

void wxSMTP::OnDataSuccess()
{
    m_pListener->OnDataSent(1);
}

void wxSMTP::SendFrom()
{
    Write("MAIL FROM:<" + m_pMessage->GetFrom() + ">\x00d\x00a");
}

void wxSMTP::SendData()
{
    wxSocketOutputStream out(*this);
//  wxFileOutputStream out("mail.txt");
    m_pMessage->Encode(out);
}

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