(Unicode C) Fetch Single Email by UID or Sequence Number

Assuming the UID is known, download a single email by UID from an IMAP mail server.

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#include <C_CkImapW.h>
#include <C_CkEmailW.h>

void ChilkatSample(void)
    {
    HCkImapW imap;
    BOOL success;
    HCkEmailW email;
    int uid;
    BOOL isUid;
    int j;
    int numAttach;
    int attachSize;

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

    imap = CkImapW_Create();

    // Connect to an IMAP server.
    // Use TLS
    CkImapW_putSsl(imap,TRUE);
    CkImapW_putPort(imap,993);
    success = CkImapW_Connect(imap,L"imap.someMailServer.com");
    if (success != TRUE) {
        wprintf(L"%s\n",CkImapW_lastErrorText(imap));
        CkImapW_Dispose(imap);
        return;
    }

    // Login
    success = CkImapW_Login(imap,L"***",L"***");
    if (success != TRUE) {
        wprintf(L"%s\n",CkImapW_lastErrorText(imap));
        CkImapW_Dispose(imap);
        return;
    }

    // Select an IMAP mailbox
    success = CkImapW_SelectMailbox(imap,L"Inbox");
    if (success != TRUE) {
        wprintf(L"%s\n",CkImapW_lastErrorText(imap));
        CkImapW_Dispose(imap);
        return;
    }

    uid = 2014;
    isUid = TRUE;

    email = CkImapW_FetchSingle(imap,uid,isUid);
    if (CkImapW_getLastMethodSuccess(imap) == TRUE) {

        // Display the From and Subject
        wprintf(L"%s\n",CkEmailW_fromAddress(email));
        wprintf(L"%s\n",CkEmailW_subject(email));

        // Display the Body property, which is the default body.
        // If an email has an HTML body, the Body property contains
        // the HTML source.  Otherwise it contains the plain-text
        // body.
        wprintf(L"---- EMAIL BODY ----\n");
        wprintf(L"%s\n",CkEmailW_body(email));
        wprintf(L"--------------------\n");

        // Display the recipients:

        for (j = 0; j <= CkEmailW_getNumTo(email) - 1; j++) {
            wprintf(L"%s, %s\n",CkEmailW_getToName(email,j),CkEmailW_getToAddr(email,j));
        }

        for (j = 0; j <= CkEmailW_getNumCC(email) - 1; j++) {
            wprintf(L"%s, %s\n",CkEmailW_getCcName(email,j),CkEmailW_getCcAddr(email,j));
        }

        // Show the total size of the email, including body and attachments:
        wprintf(L"%d\n",CkEmailW_getSize(email));

        // When a full email is downloaded, we would use the
        // email.NumAttachments property in conjunction with the
        // email.GetMailAttach* methods.
        // However, when an email object contains only the header,
        // we need to access the attachment info differently:
        numAttach = CkImapW_GetMailNumAttach(imap,email);
        wprintf(L"%d\n",numAttach);

        for (j = 0; j <= numAttach - 1; j++) {
            wprintf(L"%s\n",CkImapW_getMailAttachFilename(imap,email,j));
            attachSize = CkImapW_GetMailAttachSize(imap,email,j);
            wprintf(L"    size = %d bytes\n",attachSize);
        }

        wprintf(L"--\n");
        CkEmailW_Dispose(email);
    }

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


    CkImapW_Dispose(imap);

    }