(Swift 2) Forward an Email using CreateForward

Reads an email from an IMAP server, creates a forward version of the email using the CreateForward method, and sends the email to another recipient.

Chilkat Downloads for the Swift Programming Language MAC OS X (Cocoa) Objective-C/Swift Libs iOS Objective-C/Swift Libs

func chilkatTest() {
    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    // Read the 1st (most recent) email in an Inbox.
    let imap = CkoImap()

    // Connect to an IMAP server.
    imap.Ssl = true
    imap.Port = 993
    var success: Bool = imap.Connect("imap.someMailServer.com")
    if success != true {
        print("\(imap.LastErrorText)")
        return
    }

    // Login
    success = imap.Login("myLogin", password: "myPassword")
    if success != true {
        print("\(imap.LastErrorText)")
        return
    }

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

    var numEmails: Int = imap.NumMessages.intValue

    // Fetch the email at the last sequence number.
    // (We are assuming the Inbox has at least 1 email)
    var email: CkoEmail? = imap.FetchSingle(numEmails, bUid: false)
    if imap.LastMethodSuccess == false {
        print("\(imap.LastErrorText)")
        return
    }

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

    print("\(email!.Subject)")

    var eForward: CkoEmail? = email!.CreateForward()

    // The eForward email has no To or CC recipients yet.
    // Add one or more..
    eForward!.AddTo("Chilkat Support", emailAddress: "support@chilkatsoft.com")

    // We also need to specify the From name/address.
    eForward.FromAddress = "matt@someMailServer.com"
    eForward.FromName = "Matt"

    // If we wish to add text at the start of the email body:
    let sbHtmlBody = CkoStringBuilder()
    if eForward!.HasHtmlBody() == true {
        sbHtmlBody.Append(eForward!.GetHtmlBody())
        sbHtmlBody.Prepend("<p>Hello, this is an email I'm forwarding to you...</p>")
        eForward!.SetHtmlBody(sbHtmlBody.GetAsString())
    }

    let sbPtBody = CkoStringBuilder()
    if eForward!.HasPlainTextBody() == true {
        sbPtBody.Append(eForward!.GetPlainTextBody())
        sbPtBody.Prepend("Hello, this is an email I'm forwarding to you...\r\n\r\n")
        eForward!.SetTextBody(sbPtBody.GetAsString(), contentType: "text/plain")
    }

    // We could save the .eml, then double-click on it to view in our mail program, such as Outlook or Thunderbird..
    eForward!.SaveEml("qa_output/forward.eml")

    // We could send (forward) the email..
    let mailman = CkoMailMan()

    mailman.SmtpHost = "smtp.someMailServer.com"
    mailman.SmtpUsername = "myLogin"
    mailman.SmtpPassword = "myPassword"
    mailman.SmtpPort = 587
    mailman.StartTLS = true

    success = mailman.SendEmail(eForward)
    if success != true {
        print("\(mailman.LastErrorText)")
        return
    }

    success = mailman.CloseSmtpConnection()
    if success != true {
        print("Connection to SMTP server not closed cleanly.")
    }

    print("Mail Sent!")

    eForward = nil
    email = nil

}