Xbase++ Requires Chilkat v11.0.0+

Download Unread Email from IMAP Mailbox

Download unread email messages from an IMAP mailbox. Xbase++

LOCAL nSuccess
LOCAL oImap
LOCAL cSeenSearch
LOCAL cNotSeenSearch
LOCAL nFetchUids
LOCAL oMessageSet
LOCAL oBundle
LOCAL nHeadersOnly
LOCAL oEmail
LOCAL i
LOCAL nNumEmails

nSuccess := 0

//  This example assumes 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("admin@chilkatsoft.com", "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

//  Find emails marked as seen or not already seen:
cSeenSearch := "SEEN"
cNotSeenSearch := "NOT SEEN"

//  Get the set of unseen message UIDs
nFetchUids := 1
oMessageSet := CreateObject("Chilkat.MessageSet")
nSuccess := oImap:QueryMbx(cNotSeenSearch, nFetchUids, oMessageSet)
IF (nSuccess == 0)
    ? oImap:LastErrorText
    oImap:destroy()
    oMessageSet:destroy()
    RETURN
ENDIF

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

//  Display the Subject and From of each email.
oEmail := CreateObject("Chilkat.Email")
i := 0
nNumEmails := oBundle:MessageCount
DO WHILE i < nNumEmails
    oBundle:EmailAt(i, oEmail)

    ? oEmail:GetHeaderField("Date")
    ? oEmail:Subject
    ? oEmail:From
    ? "--"
    i := i + 1
ENDDO

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

oImap:destroy()
oMessageSet:destroy()
oBundle:destroy()
oEmail:destroy()