(Go) Download Unread Email from IMAP Mailbox

Download unread email messages from an IMAP mailbox.

Note: This example requires Chilkat v11.0.0 or greater.

Chilkat Go Downloads Go Package for Windows, MacOS, Linux, Alpine Linux, Solaris

    success := false

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

    imap := Imap_Ref.html">chilkat.NewImap()

    // Connect to an IMAP server.
    // Use TLS
    imap.SetSsl(true)
    imap.SetPort(993)
    success = imap.Connect("imap.example.com")
    if success == false {
        fmt.Println(imap.LastErrorText())
        imap.DisposeImap()
        return
    }

    // Login
    success = imap.Login("admin@chilkatsoft.com","myPassword")
    if success == false {
        fmt.Println(imap.LastErrorText())
        imap.DisposeImap()
        return
    }

    // Select an IMAP mailbox
    success = imap.SelectMailbox("Inbox")
    if success == false {
        fmt.Println(imap.LastErrorText())
        imap.DisposeImap()
        return
    }

    // Find emails marked as seen or not already seen:
    seenSearch := "SEEN"
    notSeenSearch := "NOT SEEN"

    // Get the set of unseen message UIDs
    fetchUids := true
    messageSet := MessageSet_Ref.html">chilkat.NewMessageSet()
    success = imap.QueryMbx(notSeenSearch,fetchUids,messageSet)
    if success == false {
        fmt.Println(imap.LastErrorText())
        imap.DisposeImap()
        messageSet.DisposeMessageSet()
        return
    }

    // Fetch the unseen emails into a bundle object:
    bundle := EmailBundle_Ref.html">chilkat.NewEmailBundle()
    headersOnly := false
    success = imap.FetchMsgSet(headersOnly,messageSet,bundle)
    if success == false {
        fmt.Println(imap.LastErrorText())
        imap.DisposeImap()
        messageSet.DisposeMessageSet()
        bundle.DisposeEmailBundle()
        return
    }

    // Display the Subject and From of each email.
    email := Email_Ref.html">chilkat.NewEmail()
    i := 0
    numEmails := bundle.MessageCount()
    for i < numEmails {
        bundle.EmailAt(i,email)

        fmt.Println(*email.GetHeaderField("Date"))
        fmt.Println(email.Subject())
        fmt.Println(email.From())
        fmt.Println("--")
        i = i + 1
    }

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

    imap.DisposeImap()
    messageSet.DisposeMessageSet()
    bundle.DisposeEmailBundle()
    email.DisposeEmail()