(Swift 3,4,5...) Send Email With Attachments

Demonstrates how to send an email with attachments.

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.

    // The mailman object is used for sending (SMTP) and receiving (POP3) email.
    let mailman = CkoMailMan()!

    // Set the SMTP server.
    mailman.smtpHost = "smtp.my-tls-mail-server.com"

    // Set the SMTP login/password (if required)
    mailman.smtpUsername = "MY_SMTP_USERNAME"
    mailman.smtpPassword = "MY_SMTP_PASSWORD"

    // Connect to SMTP port 465 using TLS.
    mailman.smtpSsl = true
    mailman.smtpPort = 465

    // Create a new email object
    let email = CkoEmail()!

    email.subject = "This is a test"
    email.body = "This is a test"
    email.from = "Chilkat Support <support@chilkatsoft.com>"
    var success: Bool = email.add(to: "Chilkat Admin", emailAddress: "admin@chilkatsoft.com")
    // To add more recipients, call AddTo, AddCC, or AddBcc once per recipient.

    // Add some attachments.
    // The AddFileAttachment method returns the value of the content-type it chose for the attachment.
    var contentType: String? = email.addFileAttachment("qa_data/jpg/starfish.jpg")
    if email.lastMethodSuccess != true {
        print("\(email.lastErrorText!)")
        return
    }

    contentType = email.addFileAttachment("qa_data/pdf/fishing.pdf")
    if email.lastMethodSuccess != true {
        print("\(email.lastErrorText!)")
        return
    }

    // Call SendEmail to connect to the SMTP server and send.
    // The connection (i.e. session) to the SMTP server remains
    // open so that subsequent SendEmail calls may use the
    // same connection.  
    success = mailman.send(email)
    if success != true {
        print("\(mailman.lastErrorText!)")
        return
    }

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

    print("Mail with attachments sent!")

}