(Swift) Create Apple Watch HTML (text/watch-html) Email

Demonstrates how to create an Apple Watch text/watch-html email.

Note: This example requires Chilkat v9.5.0.68 or greater.

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

func chilkatTest() {
    //  This example will produce an email such as:

    //  	MIME-Version: 1.0
    //  	Date: Fri, 02 Jun 2017 09:17:06 -0500
    //  	Message-ID: <E6F1F17104442EA09740322D3E2E78806C87FB80@CHILKAT13>
    //  	X-Priority: 3 (Normal)
    //  	Subject: Apple Watch Example
    //  	From: from@example.org
    //  	To: to@example.org
    //  	Content-Type: multipart/alternative; boundary="------------080904030200000307060803"
    // 
    //  	--------------080904030200000307060803
    //  	Content-Type: text/plain; charset=utf-8
    //  	Content-Transfer-Encoding: quoted-printable
    //  	Content-Disposition: inline
    // 
    //  	This is the plain text part.
    //  	--------------080904030200000307060803
    //  	Content-Type: text/watch-html; charset=utf-8
    //  	Content-Disposition: inline
    //  	Content-Transfer-Encoding: quoted-printable
    // 
    //  	<b>This is the Watch HTML part</b>
    //  	--------------080904030200000307060803
    //  	Content-Type: text/html; charset=utf-8
    //  	Content-Disposition: inline
    //  	Content-Transfer-Encoding: quoted-printable
    // 
    //  	<p>This is the standard HTML part</p>
    //  	--------------080904030200000307060803--

    //  Create a new email instance to get the default auto-created fields.
    let email = CkoEmail()
    email.Body = "This is the plain text part."
    email.Subject = "Apple Watch Example"
    email.From = "from@example.org"
    email.AddTo("", emailAddress: "to@example.org")

    print("\(email.GetMime())")
    print("--")

    //  This is the MIME so far:
    //  (Chilkat automatically removes CKX-* headers when sending email.)

    //  	MIME-Version: 1.0
    //  	Date: Fri, 02 Jun 2017 09:17:06 -0500
    //  	Message-ID: <E6F1F17104442EA09740322D3E2E78806C87FB80@CHILKAT13>
    //  	Content-Type: text/plain; format=flowed
    //  	Content-Transfer-Encoding: 7bit
    //  	X-Priority: 3 (Normal)
    //  	Subject: Apple Watch Example
    //  	From: from@example.org
    //  	CKX-Bounce-Address: from@example.org
    //  	To: to@example.org
    // 
    //  	This is the plain text part.

    //  We'll use the Chilkat MIME object to build it.
    //  The MIME API provides more flexibility..
    let mime = CkoMime()
    mime.LoadMime(email.GetMime())

    //  Convert this MIME to multipart/alternative.
    mime.ConvertToMultipartAlt()

    print("\(mime.GetMime())")
    print("--")

    //  We now have this MIME:

    //  	MIME-Version: 1.0
    //  	Date: Fri, 02 Jun 2017 09:17:06 -0500
    //  	Message-ID: <E6F1F17104442EA09740322D3E2E78806C87FB80@CHILKAT13>
    //  	X-Priority: 3 (Normal)
    //  	Subject: Apple Watch Example
    //  	From: from@example.org
    //  	CKX-Bounce-Address: from@example.org
    //  	To: to@example.org
    //  	Content-Type: multipart/alternative; boundary="------------080904030200000307060803"
    // 
    //  	--------------080904030200000307060803
    //  	Content-Type: text/plain; format=flowed
    //  	Content-Transfer-Encoding: 7bit
    // 
    //  	This is the plain text part.
    //  	--------------080904030200000307060803--

    //  If we desire a particular charset, encoding, or disposition..
    var partPlainText: CkoMime? = mime.GetPart(0)
    partPlainText.Charset = "utf-8"
    partPlainText.Disposition = "inline"
    partPlainText.Encoding = "quoted-printable"
    partPlainText = nil

    //  Create the text/watch-html MIME part and add it.
    let partWatchHtml = CkoMime()
    partWatchHtml.ContentType = "text/watch-html"
    partWatchHtml.Charset = "utf-8"
    partWatchHtml.Disposition = "inline"
    partWatchHtml.Encoding = "quoted-printable"
    partWatchHtml.SetBody("<b>This is the Watch HTML part</b>")
    mime.AppendPart(partWatchHtml)

    print("\(mime.GetMime())")
    print("--")

    //  We now have this MIME:

    //  	MIME-Version: 1.0
    //  	Date: Fri, 02 Jun 2017 09:17:06 -0500
    //  	Message-ID: <E6F1F17104442EA09740322D3E2E78806C87FB80@CHILKAT13>
    //  	X-Priority: 3 (Normal)
    //  	Subject: Apple Watch Example
    //  	From: from@example.org
    //  	CKX-Bounce-Address: from@example.org
    //  	To: to@example.org
    //  	Content-Type: multipart/alternative; boundary="------------080904030200000307060803"
    // 
    //  	--------------080904030200000307060803
    //  	Content-Type: text/plain; charset=utf-8
    //  	Content-Transfer-Encoding: quoted-printable
    //  	Content-Disposition: inline
    // 
    //  	This is the plain text part.
    //  	--------------080904030200000307060803
    //  	Content-Type: text/watch-html; charset=utf-8
    //  	Content-Disposition: inline
    //  	Content-Transfer-Encoding: quoted-printable
    // 
    //  	<b>This is the Watch HTML part</b>
    //  	--------------080904030200000307060803--

    //  Create the text/html MIME part and add it.
    let partHtml = CkoMime()
    partHtml.ContentType = "text/html"
    partHtml.Charset = "utf-8"
    partHtml.Disposition = "inline"
    partHtml.Encoding = "quoted-printable"
    partHtml.SetBody("<p>This is the standard HTML part</p>")
    mime.AppendPart(partHtml)

    print("\(mime.GetMime())")
    print("--")

    //  We now have this MIME:

    //  	MIME-Version: 1.0
    //  	Date: Fri, 02 Jun 2017 09:17:06 -0500
    //  	Message-ID: <E6F1F17104442EA09740322D3E2E78806C87FB80@CHILKAT13>
    //  	X-Priority: 3 (Normal)
    //  	Subject: Apple Watch Example
    //  	From: from@example.org
    //  	CKX-Bounce-Address: from@example.org
    //  	To: to@example.org
    //  	Content-Type: multipart/alternative; boundary="------------080904030200000307060803"
    // 
    //  	--------------080904030200000307060803
    //  	Content-Type: text/plain; charset=utf-8
    //  	Content-Transfer-Encoding: quoted-printable
    //  	Content-Disposition: inline
    // 
    //  	This is the plain text part.
    //  	--------------080904030200000307060803
    //  	Content-Type: text/watch-html; charset=utf-8
    //  	Content-Disposition: inline
    //  	Content-Transfer-Encoding: quoted-printable
    // 
    //  	<b>This is the Watch HTML part</b>
    //  	--------------080904030200000307060803
    //  	Content-Type: text/html; charset=utf-8
    //  	Content-Disposition: inline
    //  	Content-Transfer-Encoding: quoted-printable
    // 
    //  	<p>This is the standard HTML part</p>
    //  	--------------080904030200000307060803--

    //  Load the email object with this MIME, and we're good to go..
    email.SetFromMimeText(mime.GetMime())
    print("\(email.GetMime())")

}