(Go) Subscribe to Mailboxes and List Subscribed Mailboxes

Demonstrates how to list subscribed mailboxes, and unsubscribe/subscribe to a 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("myLogin","myPassword")
    if success != true {
        fmt.Println(imap.LastErrorText())
        imap.DisposeImap()
        return
    }

    // First examine the already subscribed mailboxes.
    refName := ""
    wildcardedMailbox := "*"

    // Alternatively, the ListMailboxes method can be called to list all mailboxes (both subscribed and unsubscribed).
    mboxes := imap.ListSubscribed(refName,wildcardedMailbox)
    if imap.LastMethodSuccess() != true {
        fmt.Println(imap.LastErrorText())
        imap.DisposeImap()
        return
    }

    var i int
    for i = 0; i <= mboxes.Count() - 1; i++ {
        fmt.Println(*mboxes.GetName(i))
    }

    fmt.Println("----")
    mboxes.DisposeMailboxes()

    // Sample output.

    // INBOX
    // INBOX/recent
    // INBOX/misc
    // INBOX/misc/solutions
    // ...
    // Outbox
    // Deleted Items
    // Sent Items
    // Drafts
    // Junk E-mail
    // Trash
    // Sent
    // Templates

    // Let's unsubscribe to "INBOX/misc/solutions".
    success = imap.Unsubscribe("INBOX/misc/solutions")
    if success != true {
        fmt.Println(imap.LastErrorText())
        imap.DisposeImap()
        return
    }

    // Get the list of subscribed mailboxes again to verify that "INBOX/misc/solutions" is missing.
    mboxes = imap.ListSubscribed("","INBOX/misc*")
    if imap.LastMethodSuccess() != true {
        fmt.Println(imap.LastErrorText())
        imap.DisposeImap()
        return
    }

    for i = 0; i <= mboxes.Count() - 1; i++ {
        fmt.Println(*mboxes.GetName(i))
    }

    mboxes.DisposeMailboxes()
    fmt.Println("----")

    // Re-subscribe to "INBOX/misc/solutions".
    success = imap.Subscribe("INBOX/misc/solutions")
    if success != true {
        fmt.Println(imap.LastErrorText())
        imap.DisposeImap()
        return
    }

    // Get the list of subscribed mailboxes again to verify that "INBOX/misc/solutions" is back in the list.
    mboxes = imap.ListSubscribed("","INBOX/misc*")
    if imap.LastMethodSuccess() != true {
        fmt.Println(imap.LastErrorText())
        imap.DisposeImap()
        return
    }

    for i = 0; i <= mboxes.Count() - 1; i++ {
        fmt.Println(*mboxes.GetName(i))
    }

    mboxes.DisposeMailboxes()
    fmt.Println("----")

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

    imap.DisposeImap()