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(MFC) Convert MIME to XMLDemonstrates how to convert MIME to XML, and how to access the MIME parts and data from XML.
#include <CkMime.h> #include <CkXml.h> #include <CkByteData.h> void ChilkatSample(void) { CkString strOut; // This example requires the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. CkMime mime; // The contents of this MIME file are shown below, // and is also available at https://www.chilkatsoft.com/sampleMime.txt bool success = mime.LoadMimeFile("qa_data/mime/sampleMime.txt"); if (success != true) { strOut.append(mime.lastErrorText()); strOut.append("\r\n"); SetDlgItemText(IDC_EDIT1,strOut.getUnicode()); return; } // The MIME used in this example has the following nested structure // // multipart/alternative // text/plain // multipart/related // text/html // image/jpeg // // Convert to XML. const char *xmlStr = 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). CkXml xml; xml.LoadXml(xmlStr); // The XML emitted by this statement is shown below, following the remainder of sample code. strOut.append(xml.getXml()); strOut.append("\r\n"); // To get the top-level Subject header field: strOut.append("Subject = "); strOut.append(xml.chilkatPath("header|subject|*")); strOut.append("\r\n"); // Another way of getting the Subject: xml.FirstChild2(); strOut.append("Subject = "); strOut.append(xml.getChildContent("subject")); strOut.append("\r\n"); 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.) success = xml.SearchForContent2(xml,"content-type","text/html"); if (success == true) { // 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: const char *htmlContent = xml.chilkatPath("..|..|body|*"); strOut.append(htmlContent); strOut.append("\r\n"); strOut.append("-"); strOut.append("\r\n"); } // Back to the root... xml.GetRoot2(); // How to iterate over all image/jpeg bodies and access the bytes of each? success = xml.SearchForContent2(xml,"content-type","image/jpeg"); while (success == true) { // "$" in the Chilkat path indicates to update the internal reference of the caller // if the path could be traversed. const char *notUsed = xml.chilkatPath("..|..|body|$"); if (xml.get_LastMethodSuccess() == true) { CkByteData jpgBytes; success = xml.GetBinaryContent(false,false,"",jpgBytes); strOut.append("Found JPG image!"); strOut.append("\r\n"); // Find the next JPG image. success = xml.SearchForContent2(xml,"content-type","image/jpeg"); } else { success = false; } } // -------------------------------------------------------------- // -------------------------------------------------------------- // 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-- // SetDlgItemText(IDC_EDIT1,strOut.getUnicode()); 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