(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.

Note: This example requires Chilkat v11.0.0 or greater.

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#include <CkImapW.h>
#include <CkEmailW.h>

void ChilkatSample(void)
    {
    bool success = false;

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

    CkImapW imap;

    // Connect to an IMAP server.
    // Use TLS
    imap.put_Ssl(true);
    imap.put_Port(993);
    success = imap.Connect(L"imap.example.com");
    if (success == false) {
        wprintf(L"%s\n",imap.lastErrorText());
        return;
    }

    // Login
    success = imap.Login(L"***",L"***");
    if (success == false) {
        wprintf(L"%s\n",imap.lastErrorText());
        return;
    }

    // Select an IMAP mailbox
    success = imap.SelectMailbox(L"Inbox");
    if (success == false) {
        wprintf(L"%s\n",imap.lastErrorText());
        return;
    }

    CkEmailW email;

    int uid = 2014;
    bool isUid = true;

    success = imap.FetchEmail(false,uid,isUid,email);
    if (success == false) {
        wprintf(L"%s\n",imap.lastErrorText());
        return;
    }

    // Display the From and Subject
    wprintf(L"%s\n",email.fromAddress());
    wprintf(L"%s\n",email.subject());

    // 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",email.body());
    wprintf(L"--------------------\n");

    // Display the recipients:
    int j;
    for (j = 0; j <= email.get_NumTo() - 1; j++) {
        wprintf(L"%s, %s\n",email.getToName(j),email.getToAddr(j));
    }

    for (j = 0; j <= email.get_NumCC() - 1; j++) {
        wprintf(L"%s, %s\n",email.getCcName(j),email.getCcAddr(j));
    }

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

    // 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:
    int numAttach = imap.GetMailNumAttach(email);
    wprintf(L"%d\n",numAttach);

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

    wprintf(L"--\n");

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