(PowerBuilder) Scan for Emails with Attachments and Save Attachments to Files

Scan for emails with attachments and save attachments.

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

integer li_rc
oleobject loo_Imap
integer li_Success
oleobject loo_MessageSet
integer li_FetchUids
oleobject loo_Bundle
integer i
oleobject loo_Email
integer li_NumAttach
string ls_UidStr
integer li_Uid
oleobject loo_FullEmail
integer j
string ls_Filename

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

loo_Imap = create oleobject
li_rc = loo_Imap.ConnectToNewObject("Chilkat_9_5_0.Imap")
if li_rc < 0 then
    destroy loo_Imap
    MessageBox("Error","Connecting to COM object failed")
    return
end if

// Connect to an IMAP server.
// Use TLS
loo_Imap.Ssl = 1
loo_Imap.Port = 993
li_Success = loo_Imap.Connect("imap.someMailServer.com")
if li_Success <> 1 then
    Write-Debug loo_Imap.LastErrorText
    destroy loo_Imap
    return
end if

// Login
li_Success = loo_Imap.Login("myLogin","myPassword")
if li_Success <> 1 then
    Write-Debug loo_Imap.LastErrorText
    destroy loo_Imap
    return
end if

// Select an IMAP mailbox
li_Success = loo_Imap.SelectMailbox("Inbox")
if li_Success <> 1 then
    Write-Debug loo_Imap.LastErrorText
    destroy loo_Imap
    return
end if

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

// Get the message IDs of all the emails in the mailbox
loo_MessageSet = loo_Imap.Search("ALL",li_FetchUids)
if loo_Imap.LastMethodSuccess <> 1 then
    Write-Debug loo_Imap.LastErrorText
    destroy loo_Imap
    return
end if

// Fetch the email headers into a bundle object:

loo_Bundle = loo_Imap.FetchHeaders(loo_MessageSet)
if loo_Imap.LastMethodSuccess <> 1 then
    destroy loo_MessageSet
    Write-Debug loo_Imap.LastErrorText
    destroy loo_Imap
    return
end if

// Scan for emails with attachments, and save the attachments
// to a sub-directory.

for i = 0 to loo_Bundle.MessageCount - 1

    loo_Email = loo_Bundle.GetEmail(i)

    // Does this email have attachments?
    // Use GetMailNumAttach because the attachments
    // are not actually in the email object because
    // we only downloaded headers.
    // (Had we downloaded the full emails by
    // calling mailman.FetchBundle, we could look
    // at the email object's NumAttachments property.)
    li_NumAttach = loo_Imap.GetMailNumAttach(loo_Email)

    if li_NumAttach > 0 then
        // Download the entire email and save the
        // attachments. (Remember, we 
        // need to download the entire email because
        // only the headers were previously downloaded.
        // If the entire emails were downloaded by
        // calling FetchBundle instead of FetchHeaders,
        // this would not be necessary.

        // The ckx-imap-uid header field is added when
        // headers are downloaded.  This makes it possible
        // to get the UID from the email object.
        ls_UidStr = loo_Email.GetHeaderField("ckx-imap-uid")
        li_Uid = Integer(ls_UidStr)

        loo_FullEmail = loo_Imap.FetchSingle(li_Uid,1)
        if loo_Imap.LastMethodSuccess = 1 then
            li_Success = loo_FullEmail.SaveAllAttachments("attachmentsDir")
            destroy loo_FullEmail
        end if

        for j = 0 to li_NumAttach - 1
            ls_Filename = loo_Imap.GetMailAttachFilename(loo_Email,j)
            Write-Debug ls_Filename
        next

    end if

    destroy loo_Email
next

// Disconnect from the IMAP server.
li_Success = loo_Imap.Disconnect()

destroy loo_MessageSet
destroy loo_Bundle


destroy loo_Imap