(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.

Chilkat C/C++ Library Downloads
MS Visual C/C++ Linux/CentOS C/C++ Alpine Linux C/C++ MAC OS X C/C++	armhf/aarch64 C/C++ C++ Builder iOS C/C++ Android C/C++	Solaris C/C++ MinGW C/C++

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

void ChilkatSample(void)
    {
    HCkImap imap;
    BOOL success;
    HCkEmail 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 = 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,"***","***");
    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;
    }

    uid = 2014;
    isUid = TRUE;

    email = CkImap_FetchSingle(imap,uid,isUid);
    if (CkImap_getLastMethodSuccess(imap) == TRUE) {

        // Display the From and Subject
        printf("%s\n",CkEmail_fromAddress(email));
        printf("%s\n",CkEmail_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.
        printf("---- EMAIL BODY ----\n");
        printf("%s\n",CkEmail_body(email));
        printf("--------------------\n");

        // Display the recipients:

        for (j = 0; j <= CkEmail_getNumTo(email) - 1; j++) {
            printf("%s, %s\n",CkEmail_getToName(email,j),CkEmail_getToAddr(email,j));
        }

        for (j = 0; j <= CkEmail_getNumCC(email) - 1; j++) {
            printf("%s, %s\n",CkEmail_getCcName(email,j),CkEmail_getCcAddr(email,j));
        }

        // Show the total size of the email, including body and attachments:
        printf("%d\n",CkEmail_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 = CkImap_GetMailNumAttach(imap,email);
        printf("%d\n",numAttach);

        for (j = 0; j <= numAttach - 1; j++) {
            printf("%s\n",CkImap_getMailAttachFilename(imap,email,j));
            attachSize = CkImap_GetMailAttachSize(imap,email,j);
            printf("    size = %d bytes\n",attachSize);
        }

        printf("--\n");
        CkEmail_Dispose(email);
    }

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


    CkImap_Dispose(imap);

    }