(Go) Download Unread Email from IMAP Mailbox

Download unread email messages from an IMAP mailbox.

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

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

    imap := chilkat.NewImap()

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

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

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

    // messageSet is a MessageSet
    fetchUids := true

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

    // Get the set of unseen message UIDs
    messageSet := imap.Search(notSeenSearch,fetchUids)
    if imap.LastMethodSuccess() == false {
        fmt.Println(imap.LastErrorText())
        imap.DisposeImap()
        return
    }

    // Fetch the unseen emails into a bundle object:
    // bundle is a EmailBundle
    bundle := imap.FetchBundle(messageSet)
    if imap.LastMethodSuccess() == false {
        messageSet.DisposeMessageSet()
        fmt.Println(imap.LastErrorText())
        imap.DisposeImap()
        return
    }

    // Display the Subject and From of each email.
    i := 0
    numEmails := bundle.MessageCount()
    for i < numEmails {
        email := bundle.GetEmail(i)

        fmt.Println(*email.GetHeaderField("Date"))
        fmt.Println(email.Subject())
        fmt.Println(email.From())
        fmt.Println("--")

        email.DisposeEmail()
        i = i + 1
    }

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

    messageSet.DisposeMessageSet()
    bundle.DisposeEmailBundle()

    imap.DisposeImap()