From 6c82a7dd1f6290df5a0d54dcda8e5d57ee2d9c43 Mon Sep 17 00:00:00 2001
From: Jeremy Lainé <jeremy.laine@m4x.org>
Date: Sat, 21 Jul 2012 12:40:49 +0200
Subject: add support for XEP-0071: XHTML-IM (fixes issue: #143)

---
 src/base/QXmppMessage.cpp | 45 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)

(limited to 'src/base/QXmppMessage.cpp')

diff --git a/src/base/QXmppMessage.cpp b/src/base/QXmppMessage.cpp
index c0928c61..ab9a9cb6 100644
--- a/src/base/QXmppMessage.cpp
+++ b/src/base/QXmppMessage.cpp
@@ -23,6 +23,7 @@
  */
 
 #include <QDomElement>
+#include <QTextStream>
 #include <QXmlStreamWriter>
 
 #include "QXmppConstants.h"
@@ -38,6 +39,8 @@ static const char* chat_states[] = {
     "paused",
 };
 
+static const char *ns_xhtml = "http://www.w3.org/1999/xhtml";
+
 /// Constructs a QXmppMessage.
 ///
 /// \param from
@@ -266,6 +269,21 @@ void QXmppMessage::parse(const QDomElement &element)
         }
     }
 
+    // XEP-0071: XHTML-IM
+    QDomElement htmlElement = element.firstChildElement("html");
+    if (!htmlElement.isNull() && htmlElement.namespaceURI() == ns_xhtml_im) {
+        QDomElement bodyElement = htmlElement.firstChildElement("body");
+        if (!bodyElement.isNull() && bodyElement.namespaceURI() == ns_xhtml) {
+            QTextStream stream(&m_xhtml, QIODevice::WriteOnly);
+            bodyElement.save(stream, 0);
+
+            m_xhtml = m_xhtml.mid(m_xhtml.indexOf('>') + 1);
+            m_xhtml.replace(" xmlns=\"http://www.w3.org/1999/xhtml\"", "");
+            m_xhtml.replace("</body>", "");
+            m_xhtml = m_xhtml.trimmed();
+        }
+    }
+
     // XEP-0184: Message Delivery Receipts
     QDomElement receivedElement = element.firstChildElement("received");
     if (!receivedElement.isNull() && receivedElement.namespaceURI() == ns_message_receipts) {
@@ -336,6 +354,18 @@ void QXmppMessage::toXml(QXmlStreamWriter *xmlWriter) const
         xmlWriter->writeEndElement();
     }
 
+    // XEP-0071: XHTML-IM
+    if (!m_xhtml.isEmpty()) {
+        xmlWriter->writeStartElement("html");
+        xmlWriter->writeAttribute("xmlns", ns_xhtml_im);
+        xmlWriter->writeStartElement("body");
+        xmlWriter->writeAttribute("xmlns", ns_xhtml);
+        xmlWriter->writeCharacters("");
+        xmlWriter->device()->write(m_xhtml.toUtf8());
+        xmlWriter->writeEndElement();
+        xmlWriter->writeEndElement();
+    }
+
     // time stamp
     if (m_stamp.isValid())
     {
@@ -415,3 +445,18 @@ void QXmppMessage::setThread(const QString& thread)
     m_thread = thread;
 }
 
+/// Returns the message's XHTML body as defined by
+/// XEP-0071: XHTML-IM.
+
+QString QXmppMessage::xhtml() const
+{
+    return m_xhtml;
+}
+
+/// Sets the message's XHTML body as defined by
+/// XEP-0071: XHTML-IM.
+
+void QXmppMessage::setXhtml(const QString &xhtml)
+{
+    m_xhtml = xhtml;
+}
-- 
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