(C) Move Selected Emails to another Mailbox Folder

Downloads emails one by one in a selected mailbox, decides which emails are to be moved, and then moves the set of messages to another mailbox folder.

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#include <C_CkImap.h>
#include <C_CkMessageSet.h>
#include <C_CkEmail.h>

void ChilkatSample(void)
    {
    HCkImap imap;
    BOOL success;
    int numEmails;
    HCkMessageSet mset;
    int i;
    HCkEmail email;
    const char *destFolder;

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

    imap = CkImap_Create();

    // Connect to an IMAP server.
    // Use TLS
    CkImap_putSsl(imap,TRUE);
    CkImap_putPort(imap,993);
    success = CkImap_Connect(imap,"imap.someMailServer.com");
    if (success != TRUE) {
        printf("%s\n",CkImap_lastErrorText(imap));
        CkImap_Dispose(imap);
        return;
    }

    // Login
    success = CkImap_Login(imap,"myLogin","myPassword");
    if (success != TRUE) {
        printf("%s\n",CkImap_lastErrorText(imap));
        CkImap_Dispose(imap);
        return;
    }

    // Select an IMAP mailbox
    success = CkImap_SelectMailbox(imap,"Inbox");
    if (success != TRUE) {
        printf("%s\n",CkImap_lastErrorText(imap));
        CkImap_Dispose(imap);
        return;
    }

    // Normally, when an email is downloaded, its "Seen" flag is automatically set.
    // We don't want our program to be interfering with the "Seen" flags.
    // To do this, set the PeekMode to TRUE.
    CkImap_putPeekMode(imap,TRUE);

    // After selecting the mailbox, the NumMessages property
    // will contain the number of emails in the mailbox.
    // When sequence numbers (not UIDs) are used to reference emails,
    // they range from 1 to N, where N is the number of messages in the mailbox.
    // This example will download the headers by sequence numbers.
    numEmails = CkImap_getNumMessages(imap);

    mset = CkMessageSet_Create();

    // Indicate that mset contains sequence numbers, not UIDs.
    CkMessageSet_putHasUids(mset,FALSE);

    // Fetch each email and decide for each if it is to be moved
    // to a particular other mailbox.  If so, we'll add the sequence number to
    // the mset, and then move all emails in the mset to the other mailbox.
    i = 0;
    while (i < numEmails) {
        // Fetch the email by sequence number.
        email = CkImap_FetchSingle(imap,i + 1,FALSE);
        if (CkImap_getLastMethodSuccess(imap) != TRUE) {
            printf("%s\n",CkImap_lastErrorText(imap));
            CkImap_Dispose(imap);
            CkMessageSet_Dispose(mset);
            return;
        }

        // If it is decided to move the email, add the sequence number to mset, like this:
        CkMessageSet_InsertId(mset,i + 1);

        CkEmail_Dispose(email);
    }

    // If there are emails in mset to be moved, then do it..
    if (CkMessageSet_getCount(mset) > 0) {
        destFolder = "Inbox/SomeOtherFolder";
        // Assuming your IMAP server supports the feature that allows for messages to be moved to another folder...
        success = CkImap_MoveMessages(imap,mset,destFolder);
        if (success != TRUE) {
            printf("%s\n",CkImap_lastErrorText(imap));
            CkImap_Dispose(imap);
            CkMessageSet_Dispose(mset);
            return;
        }

    }

    // Disconnect from the IMAP server.
    success = CkImap_Disconnect(imap);


    CkImap_Dispose(imap);
    CkMessageSet_Dispose(mset);

    }