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(MFC) How to Copy IMAP Mail to another IMAP Server

Demonstrates how to copy the entire contents of an IMAP mailbox to another IMAP server.

Chilkat C/C++ Library Downloads

MS Visual C/C++ Libs

See Also: Using MFC CString in Chilkat

#include <CkImap.h>
#include <CkStringArray.h>

void ChilkatSample(void)
    {
    CkString strOut;

    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    CkImap imapSrc;

    // Connect to our source IMAP server.
    bool success = imapSrc.Connect("imap.someMailServer.com");
    if (success != true) {
        strOut.append(imapSrc.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    // Login to the source IMAP server
    success = imapSrc.Login("admin@chilkatsoft.com","myPassword");
    if (success != true) {
        strOut.append(imapSrc.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    CkImap imapDest;

    // Connect to our destination IMAP server.
    success = imapDest.Connect("mail.example-code.com");
    if (success != true) {
        strOut.append(imapDest.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    // Login to the destination IMAP server
    success = imapDest.Login("myLogin","myPassword");
    if (success != true) {
        strOut.append(imapDest.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    // Select an IMAP mailbox on the source IMAP server
    success = imapSrc.SelectMailbox("Inbox");
    if (success != true) {
        strOut.append(imapSrc.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    // After selecting a mailbox, the NumMessages property will
    // be updated to reflect the total number of emails in the mailbox:
    strOut.appendInt(imapSrc.get_NumMessages());
    strOut.append("\r\n");

    // The emails in the mailbox will always have sequence numbers
    // ranging from 1 to NumMessages.

    // This example will copy the first 10 messages.
    // We'll leave it up to you to write code to copy
    // the entire sequence range in reasonable size chunks.
    int startSeqNum = 1;
    int msgCount = 10;

    CkStringArray *sa = 0;
    sa = imapSrc.FetchSequenceAsMime(startSeqNum,msgCount);
    if (imapSrc.get_LastMethodSuccess() != true) {
        strOut.append(imapSrc.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    int i;
    for (i = 0; i <= sa->get_Count() - 1; i++) {
        success = imapDest.AppendMime("Inbox",sa->getString(i));
        if (success != true) {
            strOut.append(imapDest.lastErrorText());
            strOut.append("\r\n");
            SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
            return;
        }

    }

    delete sa;

    // Disconnect from the IMAP servers.
    success = imapSrc.Disconnect();
    success = imapDest.Disconnect();


    SetDlgItemText(IDC_EDIT1,strOut.getUnicode());

    }

 

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