PowerBuilder
PowerBuilder
Convert MIME to XML
See more MIME Examples
Demonstrates how to convert MIME to XML, and how to access the MIME parts and data from XML.Chilkat PowerBuilder Downloads
integer li_rc
long li_Success
oleobject loo_Mime
string ls_XmlStr
oleobject loo_Xml
string ls_HtmlContent
string ls_NotUsed
li_Success = 0
// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.
loo_Mime = create oleobject
li_rc = loo_Mime.ConnectToNewObject("Chilkat.Mime")
if li_rc < 0 then
destroy loo_Mime
MessageBox("Error","Connecting to COM object failed")
return
end if
// The contents of this MIME file are shown below,
// and is also available at https://www.chilkatsoft.com/sampleMime.txt
li_Success = loo_Mime.LoadMimeFile("qa_data/mime/sampleMime.txt")
if li_Success <> 1 then
Write-Debug loo_Mime.LastErrorText
destroy loo_Mime
return
end if
// The MIME used in this example has the following nested structure
//
// multipart/alternative
// text/plain
// multipart/related
// text/html
// image/jpeg
//
// Convert to XML.
ls_XmlStr = loo_Mime.GetXml()
// Load into a Chilkat XML object so we can emit in indented format.
// (and also to demonstrate how to access the MIME content from XML).
loo_Xml = create oleobject
li_rc = loo_Xml.ConnectToNewObject("Chilkat.Xml")
loo_Xml.LoadXml(ls_XmlStr)
// The XML emitted by this statement is shown below, following the remainder of sample code.
Write-Debug loo_Xml.GetXml()
// To get the top-level Subject header field:
Write-Debug "Subject = " + loo_Xml.ChilkatPath("header|subject|*")
// Another way of getting the Subject:
loo_Xml.FirstChild2()
Write-Debug "Subject = " + loo_Xml.GetChildContent("subject")
loo_Xml.GetRoot2()
// Using the Chilkat XML API, there are many different ways of accomplishing a goal.
// This example shows only a few possibilities...
// Let's go to the <body> tag containing the HTML.
// First we find the XML node where the content-type is text/html.
// (XML methods ending in "2" update the internal reference to the XML node.)
li_Success = loo_Xml.SearchForContent2(loo_Xml,"content-type","text/html")
if li_Success = 1 then
// From this point, we know the HTML content is two levels up (to the <mime_message> node),
// and one level down (to the <body> node). We can get the HTML content from here:
ls_HtmlContent = loo_Xml.ChilkatPath("..|..|body|*")
Write-Debug ls_HtmlContent
Write-Debug "-"
end if
// Back to the root...
loo_Xml.GetRoot2()
// How to iterate over all image/jpeg bodies and access the bytes of each?
li_Success = loo_Xml.SearchForContent2(loo_Xml,"content-type","image/jpeg")
do while li_Success = 1
// "$" in the Chilkat path indicates to update the internal reference of the caller
// if the path could be traversed.
ls_NotUsed = loo_Xml.ChilkatPath("..|..|body|$")
if loo_Xml.LastMethodSuccess = 1 then
loo_JpgBytes = loo_Xml.GetBinaryContent(0,0,"")
Write-Debug "Found JPG image!"
// Find the next JPG image.
li_Success = loo_Xml.SearchForContent2(loo_Xml,"content-type","image/jpeg")
else
li_Success = 0
end if
loop
// --------------------------------------------------------------
// --------------------------------------------------------------
// The MIME converted to XML:
// <?xml version="1.0" encoding="utf-8" ?>
// <mime_message>
// <header>
// <subject>Test email.</subject>
// <content-type boundary="------------DB171738719FB06D67DEBAA0">multipart/alternative</content-type>
// <mime-version>1.0</mime-version>
// </header>
// <body>
// <subpart>
// <mime_message>
// <header>
// <content-type charset="utf-8" format="flowed">text/plain</content-type>
// <content-transfer-encoding>7bit</content-transfer-encoding>
// </header>
// <body><![CDATA[This is a test.
// ]]></body>
// </mime_message>
// </subpart>
// <subpart>
// <mime_message>
// <header>
// <content-type boundary="------------A940F1230E6F0105F03DB2CB">multipart/related</content-type>
// </header>
// <body>
// <subpart>
// <mime_message>
// <header>
// <content-type charset="utf-8">text/html</content-type>
// <content-transfer-encoding>8bit</content-transfer-encoding>
// </header>
// <body><![CDATA[<html><head>
// <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
// </head>
// <body bgcolor="#FFFFFF" text="#000000">
// <p>This is a test. <img src="cid:part1.E16AE3B4.1505C436@chilkatsoft.com" height="20" width="20"></p>
// </body>
// </html>
// ]]></body>
// </mime_message>
// </subpart>
// <subpart>
// <mime_message>
// <header>
// <content-type name="starfish20.jpg">image/jpeg</content-type>
// <content-transfer-encoding>base64</content-transfer-encoding>
// <content-id><part1.E16AE3B4.1505C436@chilkatsoft.com></content-id>
// <content-disposition filename="starfish20.jpg">inline</content-disposition>
// </header>
// <body>/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==</body>
// </mime_message>
// </subpart>
// </body>
// </mime_message>
// </subpart>
// </body>
// </mime_message>
//
// --------------------------------------------------------------
// --------------------------------------------------------------
// The MIME sample file loaded at the beginning of this example
// contains the following MIME:
// Subject: Test email.
// Content-Type: multipart/alternative;
// boundary="------------DB171738719FB06D67DEBAA0"
// MIME-Version: 1.0
//
// --------------DB171738719FB06D67DEBAA0
// Content-Type: text/plain; charset="utf-8"; format=flowed
// Content-Transfer-Encoding: 7bit
//
// This is a test.
//
// --------------DB171738719FB06D67DEBAA0
// Content-Type: multipart/related;
// boundary="------------A940F1230E6F0105F03DB2CB"
//
// --------------A940F1230E6F0105F03DB2CB
// Content-Type: text/html; charset="utf-8"
// Content-Transfer-Encoding: 8bit
//
// <html><head>
// <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
// </head>
// <body bgcolor="#FFFFFF" text="#000000">
// <p>This is a test. <img src="cid:part1.E16AE3B4.1505C436@chilkatsoft.com" height="20" width="20"></p>
// </body>
// </html>
//
// --------------A940F1230E6F0105F03DB2CB
// Content-Type: image/jpeg; name="starfish20.jpg"
// Content-Transfer-Encoding: base64
// Content-ID: <part1.E16AE3B4.1505C436@chilkatsoft.com>
// Content-Disposition: inline; filename="starfish20.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==
//
// --------------A940F1230E6F0105F03DB2CB--
//
// --------------DB171738719FB06D67DEBAA0--
//
destroy loo_Mime
destroy loo_Xml