(Tcl) Add Binary Email Attachment from In-Memory Bytes

Demonstrates how to add an attachment to an email via the AddDataAttachment and AddDataAttachment2 methods.

Chilkat Tcl Extension Downloads Chilkat Tcl Extension Downloads

load ./chilkat.dll

set email [new_CkEmail]

# First populate a simple email.
CkEmail_put_Subject $email "This is the subject."
CkEmail_put_Body $email "This is a simple email body."
CkEmail_put_From $email "Chilkat Software <support@chilkatsoft.com>"
CkEmail_AddTo $email "Some Recipient" "someRecipient@somewhere.com"

# Load a JPG file.
# The actual source of your attachment data can come from anywhere.
# The point here is that we're first getting the bytes in memory, and THEN adding
# the bytes as an attachment.
set fac [new_CkFileAccess]

set jpgBytes [new_CkByteData]

set success [CkFileAccess_ReadEntireFile $fac "qa_data/jpg/starfish20.jpg" $jpgBytes]

# Add the JPG bytes via AddDataAttachment.
CkEmail_AddDataAttachment $email "tinyStarfish.jpg" $jpgBytes

# We could also add the JPG and explicitly set the content-type w/ AddDataAttachment2
CkEmail_AddDataAttachment2 $email "teenyStarfish.jpg" $jpgBytes "image/jpg"

# Examine the MIME:
puts [CkEmail_getMime $email]

# This is the MIME of the email:
# (Note: All headers beginning with "CKX-" are automatically removed by Chilkat when sending..)

# 	MIME-Version: 1.0
# 	Date: Mon, 17 Oct 2016 19:28:30 -0500
# 	Message-ID: <44E3519660F8C3B1F0D95F25D1FD5B3840C3E3FE@CHILKAT13>
# 	Content-Type: multipart/mixed; boundary="------------020509000105040006080600"
# 	X-Priority: 3 (Normal)
# 	Subject: This is the subject.
# 	From: "Chilkat Software" <support@chilkatsoft.com>
# 	CKX-Bounce-Address: support@chilkatsoft.com
# 	To: "Some Recipient" <someRecipient@somewhere.com>
# 
# 	--------------020509000105040006080600
# 	Content-Type: text/plain
# 	Content-Transfer-Encoding: 7bit
# 
# 	This is a simple email body.
# 	--------------020509000105040006080600
# 	Content-Type: image/jpeg; name="tinyStarfish.jpg"
# 	Content-Transfer-Encoding: base64
# 	Content-Disposition: attachment; filename="tinyStarfish.jpg"
# 
# 	/9j/4AAQSkZJRgABAQEASABIAAD//gAmRmlsZSB3cml0dGVuIGJ5IEFkb2JlIFBob3Rvc2hvcD8g
# 	NC4w/9sAQwAQCwwODAoQDg0OEhEQExgoGhgWFhgxIyUdKDozPTw5Mzg3QEhcTkBEV0U3OFBtUVdf
# 	YmdoZz5NcXlwZHhcZWdj/9sAQwEREhIYFRgvGhovY0I4QmNjY2NjY2NjY2NjY2NjY2NjY2NjY2Nj
# 	Y2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2Nj/8IAEQgAFAAUAwERAAIRAQMRAf/EABcAAAMBAAAA
# 	AAAAAAAAAAAAAAIDBAX/xAAYAQADAQEAAAAAAAAAAAAAAAABAgMEAP/aAAwDAQACEAMQAAAB2kZY
# 	NNEijWKddfTmLgALWH//xAAbEAACAgMBAAAAAAAAAAAAAAABAgMRAAQSE//aAAgBAQABBQL0XqN+
# 	pM2aqJGMiqFFCyg7z//EABwRAAICAgMAAAAAAAAAAAAAAAERAAIQIQMSUf/aAAgBAwEBPwHqU5aq
# 	Axx+y1tMQl4elj//xAAcEQEAAQUBAQAAAAAAAAAAAAABEQACEBIhA1H/2gAIAQIBAT8B3Bhqy7Zc
# 	enyiwmGgDhiOzj//xAAdEAABAwUBAAAAAAAAAAAAAAABAAIREBIhIkFR/9oACAEBAAY/ArZyn+Cg
# 	xtxWuJaoCnqDuin/xAAcEAABBAMBAAAAAAAAAAAAAAABABEhYRAxQVH/2gAIAQEAAT8hkEwPUUR9
# 	DYfE4nxtRpIkBTsayuALIiuY/9oADAMBAAIAAwAAABDWPTsf/8QAGhEAAwADAQAAAAAAAAAAAAAA
# 	AAEREDFBIf/aAAgBAwEBPxC0DVPcWm+Ce4OesrkE6bjH/8QAGBEBAQEBAQAAAAAAAAAAAAAAAREA
# 	QRD/2gAIAQIBAT8QahMiOc8YgSrnTY3ELclHXn//xAAcEAEBAAIDAQEAAAAAAAAAAAABEQAhMUFx
# 	EFH/2gAIAQEAAT8Qn3igmSZSj+c4N4zapMy9IjFV98wncN2iuLFsCEbDGxQkI6RO/n//2Q==
# 
# 	--------------020509000105040006080600
# 	Content-Type: image/jpg; name="teenyStarfish.jpg"
# 	Content-Transfer-Encoding: base64
# 	Content-Disposition: attachment; filename="teenyStarfish.jpg"
# 
# 	/9j/4AAQSkZJRgABAQEASABIAAD//gAmRmlsZSB3cml0dGVuIGJ5IEFkb2JlIFBob3Rvc2hvcD8g
# 	NC4w/9sAQwAQCwwODAoQDg0OEhEQExgoGhgWFhgxIyUdKDozPTw5Mzg3QEhcTkBEV0U3OFBtUVdf
# 	YmdoZz5NcXlwZHhcZWdj/9sAQwEREhIYFRgvGhovY0I4QmNjY2NjY2NjY2NjY2NjY2NjY2NjY2Nj
# 	Y2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2Nj/8IAEQgAFAAUAwERAAIRAQMRAf/EABcAAAMBAAAA
# 	AAAAAAAAAAAAAAIDBAX/xAAYAQADAQEAAAAAAAAAAAAAAAABAgMEAP/aAAwDAQACEAMQAAAB2kZY
# 	NNEijWKddfTmLgALWH//xAAbEAACAgMBAAAAAAAAAAAAAAABAgMRAAQSE//aAAgBAQABBQL0XqN+
# 	pM2aqJGMiqFFCyg7z//EABwRAAICAgMAAAAAAAAAAAAAAAERAAIQIQMSUf/aAAgBAwEBPwHqU5aq
# 	Axx+y1tMQl4elj//xAAcEQEAAQUBAQAAAAAAAAAAAAABEQACEBIhA1H/2gAIAQIBAT8B3Bhqy7Zc
# 	enyiwmGgDhiOzj//xAAdEAABAwUBAAAAAAAAAAAAAAABAAIREBIhIkFR/9oACAEBAAY/ArZyn+Cg
# 	xtxWuJaoCnqDuin/xAAcEAABBAMBAAAAAAAAAAAAAAABABEhYRAxQVH/2gAIAQEAAT8hkEwPUUR9
# 	DYfE4nxtRpIkBTsayuALIiuY/9oADAMBAAIAAwAAABDWPTsf/8QAGhEAAwADAQAAAAAAAAAAAAAA
# 	AAEREDFBIf/aAAgBAwEBPxC0DVPcWm+Ce4OesrkE6bjH/8QAGBEBAQEBAQAAAAAAAAAAAAAAAREA
# 	QRD/2gAIAQIBAT8QahMiOc8YgSrnTY3ELclHXn//xAAcEAEBAAIDAQEAAAAAAAAAAAABEQAhMUFx
# 	EFH/2gAIAQEAAT8Qn3igmSZSj+c4N4zapMy9IjFV98wncN2iuLFsCEbDGxQkI6RO/n//2Q==
# 
# 	--------------020509000105040006080600--
# 

delete_CkEmail $email
delete_CkFileAccess $fac
delete_CkByteData $jpgBytes