(PureBasic) Delete Email Individually (One at a time) from an IMAP Mailbox

Downloads email from an IMAP mailbox and deletes emails individually (one by one).

Chilkat PureBasic Module Download Chilkat PureBasic Module

IncludeFile "CkImap.pb"
IncludeFile "CkEmailBundle.pb"
IncludeFile "CkMessageSet.pb"
IncludeFile "CkEmail.pb"

Procedure ChilkatExample()

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

    imap.i = CkImap::ckCreate()
    If imap.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    ; Connect to an IMAP server.
    ; Use TLS
    CkImap::setCkSsl(imap, 1)
    CkImap::setCkPort(imap, 993)
    success.i = CkImap::ckConnect(imap,"imap.someMailServer.com")
    If success <> 1
        Debug CkImap::ckLastErrorText(imap)
        CkImap::ckDispose(imap)
        ProcedureReturn
    EndIf

    ; Login
    success = CkImap::ckLogin(imap,"myLogin","myPassword")
    If success <> 1
        Debug CkImap::ckLastErrorText(imap)
        CkImap::ckDispose(imap)
        ProcedureReturn
    EndIf

    ; Select an IMAP mailbox
    success = CkImap::ckSelectMailbox(imap,"Inbox")
    If success <> 1
        Debug CkImap::ckLastErrorText(imap)
        CkImap::ckDispose(imap)
        ProcedureReturn
    EndIf

    messageSet.i
    ; We can choose to fetch UIDs or sequence numbers.
    fetchUids.i = 1
    ; Get the message IDs of all the emails in the mailbox
    messageSet = CkImap::ckSearch(imap,"ALL",fetchUids)
    If CkImap::ckLastMethodSuccess(imap) = 0
        Debug CkImap::ckLastErrorText(imap)
        CkImap::ckDispose(imap)
        ProcedureReturn
    EndIf

    ; Fetch the emails into a bundle object:
    bundle.i
    bundle = CkImap::ckFetchBundle(imap,messageSet)
    If CkImap::ckLastMethodSuccess(imap) = 0
        CkMessageSet::ckDispose(messageSet)

        Debug CkImap::ckLastErrorText(imap)
        CkImap::ckDispose(imap)
        ProcedureReturn
    EndIf

    ; To mark a complete set of emails for deletion, call SetFlags:
    success = CkImap::ckSetFlags(imap,messageSet,"Deleted",1)
    If success <> 1
        Debug CkImap::ckLastErrorText(imap)
        CkImap::ckDispose(imap)
        ProcedureReturn
    EndIf

    ; Messages can also be marked for deletion individually:
    ; Loop over the bundle and mark each message for deletion.
    i.i = 0
    numEmails.i = CkEmailBundle::ckMessageCount(bundle)
    While i < numEmails
        email.i = CkEmailBundle::ckGetEmail(bundle,i)
        Debug CkEmail::ckFrom(email)
        Debug CkEmail::ckSubject(email)

        ; To delete this email, set the "Deleted" flag to 1.
        ; The email is not actually deleted until Expunge or
        ; ExpungeAndClose is called.
        success = CkImap::ckSetMailFlag(imap,email,"Deleted",1)
        If success <> 1
            Debug CkImap::ckLastErrorText(imap)
            CkImap::ckDispose(imap)
            ProcedureReturn
        EndIf

        Debug "--"
        CkEmail::ckDispose(email)

        i = i + 1
    Wend

    success = CkImap::ckExpungeAndClose(imap)
    If success <> 1
        Debug CkImap::ckLastErrorText(imap)
        CkMessageSet::ckDispose(messageSet)

        CkEmailBundle::ckDispose(bundle)

        CkImap::ckDispose(imap)
        ProcedureReturn
    EndIf

    ; Disconnect from the IMAP server.
    success = CkImap::ckDisconnect(imap)

    CkMessageSet::ckDispose(messageSet)

    CkEmailBundle::ckDispose(bundle)



    CkImap::ckDispose(imap)


    ProcedureReturn
EndProcedure