Xbase++ Requires Chilkat v11.0.0+

Scan for Emails with Attachments and Save Attachments to Files

Scan for emails with attachments and save attachments. Xbase++

LOCAL nSuccess
LOCAL oImap
LOCAL nFetchUids
LOCAL oMessageSet
LOCAL oBundle
LOCAL nHeadersOnly
LOCAL oFullEmail
LOCAL oEmailHeader
LOCAL i
LOCAL nNumAttach
LOCAL cUidStr
LOCAL nUid
LOCAL j
LOCAL cFilename

nSuccess := 0

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

oImap := CreateObject("Chilkat.Imap")

//  Connect to an IMAP server.
//  Use TLS
oImap:Ssl := 1
oImap:Port := 993
nSuccess := oImap:Connect("imap.example.com")
IF (nSuccess == 0)
    ? oImap:LastErrorText
    oImap:destroy()
    RETURN
ENDIF

//  Login
nSuccess := oImap:Login("myLogin", "myPassword")
IF (nSuccess == 0)
    ? oImap:LastErrorText
    oImap:destroy()
    RETURN
ENDIF

//  Select an IMAP mailbox
nSuccess := oImap:SelectMailbox("Inbox")
IF (nSuccess == 0)
    ? oImap:LastErrorText
    oImap:destroy()
    RETURN
ENDIF

//  We can choose to fetch UIDs or sequence numbers.
nFetchUids := 1

//  Get the message IDs of all the emails in the mailbox
oMessageSet := CreateObject("Chilkat.MessageSet")
nSuccess := oImap:QueryMbx("ALL", nFetchUids, oMessageSet)
IF (nSuccess == 0)
    ? oImap:LastErrorText
    oImap:destroy()
    oMessageSet:destroy()
    RETURN
ENDIF

//  Fetch the email headers into a bundle object:
oBundle := CreateObject("Chilkat.EmailBundle")
nHeadersOnly := 1
nSuccess := oImap:FetchMsgSet(nHeadersOnly, oMessageSet, oBundle)
IF (nSuccess == 0)
    ? oImap:LastErrorText
    oImap:destroy()
    oMessageSet:destroy()
    oBundle:destroy()
    RETURN
ENDIF

//  Scan for emails with attachments, and save the attachments
//  to a sub-directory.
oFullEmail := CreateObject("Chilkat.Email")
oEmailHeader := CreateObject("Chilkat.Email")
i := 0
DO WHILE i < oBundle:MessageCount
    //  The bundle contains email headers..
    oBundle:EmailAt(i, oEmailHeader)

    //  Does this email have attachments?
    //  Use GetMailNumAttach because the attachments
    //  are not actually in the email object because
    //  we only downloaded headers.
    nNumAttach := oImap:GetMailNumAttach(oEmailHeader)

    IF (nNumAttach > 0)
        //  Download the entire email and save the
        //  attachments. (Remember, we 
        //  need to download the entire email because
        //  only the headers were previously downloaded.

        //  The ckx-imap-uid header field is added when
        //  headers are downloaded.  This makes it possible
        //  to get the UID from the email object.
        cUidStr := oEmailHeader:GetHeaderField("ckx-imap-uid")
        nUid := Val(cUidStr)

        nSuccess := oImap:FetchEmail(0, nUid, 1, oFullEmail)
        IF (nSuccess == 0)
            ? oImap:LastErrorText
            oImap:destroy()
            oMessageSet:destroy()
            oBundle:destroy()
            oFullEmail:destroy()
            oEmailHeader:destroy()
            RETURN
        ENDIF

        nSuccess := oFullEmail:SaveAllAttachments("attachmentsDir")

        FOR j := 0 TO nNumAttach - 1
            cFilename := oImap:GetMailAttachFilename(oEmailHeader, j)
            ? cFilename
        NEXT

    ENDIF

    i := i + 1
ENDDO

//  Disconnect from the IMAP server.
nSuccess := oImap:Disconnect()

oImap:destroy()
oMessageSet:destroy()
oBundle:destroy()
oFullEmail:destroy()
oEmailHeader:destroy()