Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 756 insertions, 0 deletions

diff --git a/unoxml/source/dom/element.cxx b/unoxml/source/dom/element.cxx
new file mode 100644
index 000000000..61109de6b
--- /dev/null
+++ b/unoxml/source/dom/element.cxx
@@ -0,0 +1,756 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include "element.hxx"
+
+#include <string.h>
+
+#include <memory>
+
+#include <osl/diagnose.h>
+#include <rtl/ustrbuf.hxx>
+
+#include <com/sun/star/xml/dom/DOMException.hpp>
+#include <com/sun/star/xml/dom/events/XMutationEvent.hpp>
+#include <com/sun/star/xml/sax/FastToken.hpp>
+
+#include <comphelper/attributelist.hxx>
+#include <comphelper/servicehelper.hxx>
+
+#include <node.hxx>
+#include "attr.hxx"
+#include "elementlist.hxx"
+#include "attributesmap.hxx"
+#include "document.hxx"
+
+using namespace css::uno;
+using namespace css::xml::dom;
+using namespace css::xml::dom::events;
+using namespace css::xml::sax;
+
+namespace DOM
+{
+
+    CElement::CElement(CDocument const& rDocument, ::osl::Mutex const& rMutex,
+            xmlNodePtr const pNode)
+        : CElement_Base(rDocument, rMutex, NodeType_ELEMENT_NODE, pNode)
+    {
+    }
+
+    void CElement::saxify(const Reference< XDocumentHandler >& i_xHandler)
+    {
+        if (!i_xHandler.is()) throw RuntimeException();
+        rtl::Reference<comphelper::AttributeList> pAttrs =
+            new comphelper::AttributeList();
+        OUString type = "";
+        // add namespace definitions to attributes
+        for (xmlNsPtr pNs = m_aNodePtr->nsDef; pNs != nullptr; pNs = pNs->next) {
+            const xmlChar *pPrefix = pNs->prefix ? pNs->prefix : reinterpret_cast<const xmlChar*>("");
+            OUString prefix(reinterpret_cast<const char*>(pPrefix),
+                strlen(reinterpret_cast<const char*>(pPrefix)),
+                RTL_TEXTENCODING_UTF8);
+            OUString name = (prefix.isEmpty())
+                ? OUString( "xmlns" ) : "xmlns:" + prefix;
+            const xmlChar *pHref = pNs->href;
+            OUString val(reinterpret_cast<const char*>(pHref),
+                strlen(reinterpret_cast<const char*>(pHref)),
+                RTL_TEXTENCODING_UTF8);
+            pAttrs->AddAttribute(name, type, val);
+        }
+        // add attributes
+        for (xmlAttrPtr pAttr = m_aNodePtr->properties;
+                        pAttr != nullptr; pAttr = pAttr->next) {
+            ::rtl::Reference<CNode> const pNode = GetOwnerDocument().GetCNode(
+                    reinterpret_cast<xmlNodePtr>(pAttr));
+            OSL_ENSURE(pNode != nullptr, "CNode::get returned 0");
+            OUString prefix = pNode->getPrefix();
+            OUString name = (prefix.isEmpty())
+                ? pNode->getLocalName()
+                : prefix + ":" + pNode->getLocalName();
+            OUString val  = pNode->getNodeValue();
+            pAttrs->AddAttribute(name, type, val);
+        }
+        OUString prefix = getPrefix();
+        OUString name = (prefix.isEmpty())
+            ? getLocalName()
+            : prefix + ":" + getLocalName();
+        i_xHandler->startElement(name, pAttrs);
+        // recurse
+        for (xmlNodePtr pChild = m_aNodePtr->children;
+                        pChild != nullptr; pChild = pChild->next) {
+            ::rtl::Reference<CNode> const pNode(
+                    GetOwnerDocument().GetCNode(pChild));
+            OSL_ENSURE(pNode != nullptr, "CNode::get returned 0");
+            pNode->saxify(i_xHandler);
+        }
+        i_xHandler->endElement(name);
+    }
+
+    void CElement::fastSaxify( Context& i_rContext )
+    {
+        if (!i_rContext.mxDocHandler.is()) throw RuntimeException();
+        pushContext(i_rContext);
+        addNamespaces(i_rContext,m_aNodePtr);
+
+        // add attributes
+        i_rContext.mxAttribList->clear();
+        for (xmlAttrPtr pAttr = m_aNodePtr->properties;
+                        pAttr != nullptr; pAttr = pAttr->next) {
+            ::rtl::Reference<CNode> const pNode = GetOwnerDocument().GetCNode(
+                    reinterpret_cast<xmlNodePtr>(pAttr));
+            OSL_ENSURE(pNode != nullptr, "CNode::get returned 0");
+
+            const xmlChar* pName = pAttr->name;
+            sal_Int32 nAttributeToken=FastToken::DONTKNOW;
+
+            if( pAttr->ns && strlen(reinterpret_cast<char const *>(pAttr->ns->prefix)) )
+                nAttributeToken = getTokenWithPrefix( i_rContext,
+                                                      reinterpret_cast<char const *>(pAttr->ns->prefix),
+                                                      reinterpret_cast<char const *>(pName) );
+            else
+                nAttributeToken = getToken( i_rContext, reinterpret_cast<char const *>(pName) );
+
+            if( nAttributeToken != FastToken::DONTKNOW )
+                i_rContext.mxAttribList->add( nAttributeToken,
+                                              OUStringToOString(pNode->getNodeValue(),
+                                                                RTL_TEXTENCODING_UTF8));
+        }
+
+        const xmlChar* pPrefix = (m_aNodePtr->ns && m_aNodePtr->ns->prefix) ? m_aNodePtr->ns->prefix : reinterpret_cast<const xmlChar*>("");
+        const xmlChar* pName = m_aNodePtr->name;
+        sal_Int32 nElementToken=FastToken::DONTKNOW;
+        if( strlen(reinterpret_cast<char const *>(pPrefix)) )
+            nElementToken = getTokenWithPrefix( i_rContext, reinterpret_cast<char const *>(pPrefix), reinterpret_cast<char const *>(pName) );
+        else
+            nElementToken = getToken( i_rContext, reinterpret_cast<char const *>(pName) );
+
+        Reference<XFastContextHandler> xParentHandler(i_rContext.mxCurrentHandler);
+        try
+        {
+            Reference< XFastAttributeList > xAttr( i_rContext.mxAttribList );
+            if( nElementToken == FastToken::DONTKNOW )
+            {
+                const OUString aNamespace;
+                const OUString aElementName( reinterpret_cast<char const *>(pPrefix),
+                                             strlen(reinterpret_cast<char const *>(pPrefix)),
+                                             RTL_TEXTENCODING_UTF8 );
+
+                if( xParentHandler.is() )
+                    i_rContext.mxCurrentHandler = xParentHandler->createUnknownChildContext( aNamespace, aElementName, xAttr );
+                else
+                    i_rContext.mxCurrentHandler = i_rContext.mxDocHandler->createUnknownChildContext( aNamespace, aElementName, xAttr );
+
+                if( i_rContext.mxCurrentHandler.is() )
+                    i_rContext.mxCurrentHandler->startUnknownElement( aNamespace, aElementName, xAttr );
+            }
+            else
+            {
+                if( xParentHandler.is() )
+                    i_rContext.mxCurrentHandler = xParentHandler->createFastChildContext( nElementToken, xAttr );
+                else
+                    i_rContext.mxCurrentHandler = i_rContext.mxDocHandler->createFastChildContext( nElementToken, xAttr );
+
+                if( i_rContext.mxCurrentHandler.is() )
+                    i_rContext.mxCurrentHandler->startFastElement( nElementToken, xAttr );
+            }
+        }
+        catch( Exception& )
+        {}
+
+        // recurse
+        for (xmlNodePtr pChild = m_aNodePtr->children;
+                        pChild != nullptr; pChild = pChild->next) {
+            ::rtl::Reference<CNode> const pNode(
+                    GetOwnerDocument().GetCNode(pChild));
+            OSL_ENSURE(pNode != nullptr, "CNode::get returned 0");
+            pNode->fastSaxify(i_rContext);
+        }
+
+        if( i_rContext.mxCurrentHandler.is() ) try
+        {
+            if( nElementToken != FastToken::DONTKNOW )
+                i_rContext.mxCurrentHandler->endFastElement( nElementToken );
+            else
+            {
+                const OUString aElementName( reinterpret_cast<char const *>(pPrefix),
+                                             strlen(reinterpret_cast<char const *>(pPrefix)),
+                                             RTL_TEXTENCODING_UTF8 );
+
+                i_rContext.mxCurrentHandler->endUnknownElement( "", aElementName );
+            }
+        }
+        catch( Exception& )
+        {}
+
+        // restore after children have been processed
+        i_rContext.mxCurrentHandler = xParentHandler;
+        popContext(i_rContext);
+    }
+
+    bool CElement::IsChildTypeAllowed(NodeType const nodeType, NodeType const*const)
+    {
+        switch (nodeType) {
+            case NodeType_ELEMENT_NODE:
+            case NodeType_TEXT_NODE:
+            case NodeType_COMMENT_NODE:
+            case NodeType_PROCESSING_INSTRUCTION_NODE:
+            case NodeType_CDATA_SECTION_NODE:
+            case NodeType_ENTITY_REFERENCE_NODE:
+                return true;
+            case NodeType_ATTRIBUTE_NODE:
+                /* this is not really allowed by the DOM spec, but this
+                   implementation has evidently supported it (by special case
+                   handling, so the attribute does not actually become a child)
+                   so allow it for backward compatibility */
+                return true;
+            default:
+                return false;
+        }
+    }
+
+
+    /**
+        Retrieves an attribute value by name.
+        return empty string if attribute is not set
+    */
+    OUString SAL_CALL CElement::getAttribute(OUString const& name)
+    {
+        ::osl::MutexGuard const g(m_rMutex);
+
+        if (nullptr == m_aNodePtr) {
+            return OUString();
+        }
+        // search properties
+        OString o1 = OUStringToOString(name, RTL_TEXTENCODING_UTF8);
+        std::shared_ptr<xmlChar const> const pValue(
+            xmlGetProp(m_aNodePtr, reinterpret_cast<xmlChar const *>(o1.getStr())), xmlFree);
+        OUString const ret( pValue
+            ?   OUString(reinterpret_cast<char const*>(pValue.get()),
+                        strlen(reinterpret_cast<char const*>(pValue.get())),
+                        RTL_TEXTENCODING_UTF8)
+            :   OUString() );
+        return ret;
+    }
+
+    /**
+    Retrieves an attribute node by name.
+    */
+    Reference< XAttr > SAL_CALL CElement::getAttributeNode(OUString const& name)
+    {
+        ::osl::MutexGuard const g(m_rMutex);
+
+        if (nullptr == m_aNodePtr) {
+            return nullptr;
+        }
+        OString o1 = OUStringToOString(name, RTL_TEXTENCODING_UTF8);
+        xmlChar const*const pName =
+            reinterpret_cast<xmlChar const*>(o1.getStr());
+        xmlAttrPtr const pAttr = xmlHasProp(m_aNodePtr, pName);
+        if (nullptr == pAttr) {
+            return nullptr;
+        }
+        Reference< XAttr > const xRet(
+            static_cast< XNode* >(GetOwnerDocument().GetCNode(
+                    reinterpret_cast<xmlNodePtr>(pAttr)).get()),
+            UNO_QUERY_THROW);
+        return xRet;
+    }
+
+    /**
+    Retrieves an Attr node by local name and namespace URI.
+    */
+    Reference< XAttr > SAL_CALL CElement::getAttributeNodeNS(
+            const OUString& namespaceURI, const OUString& localName)
+    {
+        ::osl::MutexGuard const g(m_rMutex);
+
+        if (nullptr == m_aNodePtr) {
+            return nullptr;
+        }
+        OString o1 = OUStringToOString(localName, RTL_TEXTENCODING_UTF8);
+        xmlChar const*const pName =
+            reinterpret_cast<xmlChar const*>(o1.getStr());
+        OString o2 = OUStringToOString(namespaceURI, RTL_TEXTENCODING_UTF8);
+        xmlChar const*const pNS =
+            reinterpret_cast<xmlChar const*>(o2.getStr());
+        xmlAttrPtr const pAttr = xmlHasNsProp(m_aNodePtr, pName, pNS);
+        if (nullptr == pAttr) {
+            return nullptr;
+        }
+        Reference< XAttr > const xRet(
+            static_cast< XNode* >(GetOwnerDocument().GetCNode(
+                    reinterpret_cast<xmlNodePtr>(pAttr)).get()),
+            UNO_QUERY_THROW);
+        return xRet;
+    }
+
+    /**
+    Retrieves an attribute value by local name and namespace URI.
+    return empty string if attribute is not set
+    */
+    OUString SAL_CALL
+    CElement::getAttributeNS(
+            OUString const& namespaceURI, OUString const& localName)
+    {
+        ::osl::MutexGuard const g(m_rMutex);
+
+        if (nullptr == m_aNodePtr) {
+            return OUString();
+        }
+        OString o1 = OUStringToOString(localName, RTL_TEXTENCODING_UTF8);
+        xmlChar const*const pName =
+            reinterpret_cast<xmlChar const*>(o1.getStr());
+        OString o2 = OUStringToOString(namespaceURI, RTL_TEXTENCODING_UTF8);
+        xmlChar const*const pNS =
+            reinterpret_cast<xmlChar const*>(o2.getStr());
+        std::shared_ptr<xmlChar const> const pValue(
+                xmlGetNsProp(m_aNodePtr, pName, pNS), xmlFree);
+        if (nullptr == pValue) {
+            return OUString();
+        }
+        OUString const ret(reinterpret_cast<char const*>(pValue.get()),
+                        strlen(reinterpret_cast<char const*>(pValue.get())),
+                        RTL_TEXTENCODING_UTF8);
+        return ret;
+    }
+
+    /**
+    Returns a NodeList of all descendant Elements with a given tag name,
+    in the order in which they are
+    encountered in a preorder traversal of this Element tree.
+    */
+    Reference< XNodeList > SAL_CALL
+    CElement::getElementsByTagName(OUString const& rLocalName)
+    {
+        ::osl::MutexGuard const g(m_rMutex);
+
+        Reference< XNodeList > const xList(
+                new CElementList(this, m_rMutex, rLocalName));
+        return xList;
+    }
+
+    /**
+    Returns a NodeList of all the descendant Elements with a given local
+    name and namespace URI in the order in which they are encountered in
+    a preorder traversal of this Element tree.
+    */
+    Reference< XNodeList > SAL_CALL
+    CElement::getElementsByTagNameNS(
+            OUString const& rNamespaceURI, OUString const& rLocalName)
+    {
+        ::osl::MutexGuard const g(m_rMutex);
+
+        Reference< XNodeList > const xList(
+            new CElementList(this, m_rMutex, rLocalName, &rNamespaceURI));
+        return xList;
+    }
+
+    /**
+    The name of the element.
+    */
+    OUString SAL_CALL CElement::getTagName()
+    {
+        ::osl::MutexGuard const g(m_rMutex);
+
+        if (nullptr == m_aNodePtr) {
+            return OUString();
+        }
+        OUString const ret(reinterpret_cast<char const *>(m_aNodePtr->name),
+                strlen(reinterpret_cast<char const *>(m_aNodePtr->name)), RTL_TEXTENCODING_UTF8);
+        return ret;
+    }
+
+
+    /**
+    Returns true when an attribute with a given name is specified on this
+    element or has a default value, false otherwise.
+    */
+    sal_Bool SAL_CALL CElement::hasAttribute(OUString const& name)
+    {
+        ::osl::MutexGuard const g(m_rMutex);
+
+        OString o1 = OUStringToOString(name, RTL_TEXTENCODING_UTF8);
+        xmlChar const *pName = reinterpret_cast<xmlChar const *>(o1.getStr());
+        return (m_aNodePtr != nullptr && xmlHasProp(m_aNodePtr, pName) != nullptr);
+    }
+
+    /**
+    Returns true when an attribute with a given local name and namespace
+    URI is specified on this element or has a default value, false otherwise.
+    */
+    sal_Bool SAL_CALL CElement::hasAttributeNS(
+            OUString const& namespaceURI, OUString const& localName)
+    {
+        ::osl::MutexGuard const g(m_rMutex);
+
+        OString o1 = OUStringToOString(localName, RTL_TEXTENCODING_UTF8);
+        xmlChar const *pName = reinterpret_cast<xmlChar const *>(o1.getStr());
+        OString o2 = OUStringToOString(namespaceURI, RTL_TEXTENCODING_UTF8);
+        xmlChar const *pNs = reinterpret_cast<xmlChar const *>(o2.getStr());
+        return (m_aNodePtr != nullptr && xmlHasNsProp(m_aNodePtr, pName, pNs) != nullptr);
+    }
+
+    /**
+    Removes an attribute by name.
+    */
+    void SAL_CALL CElement::removeAttribute(OUString const& name)
+    {
+        ::osl::MutexGuard const g(m_rMutex);
+
+        if (nullptr == m_aNodePtr) {
+            return;
+        }
+        OString o1 = OUStringToOString(name, RTL_TEXTENCODING_UTF8);
+        xmlChar const*const pName =
+            reinterpret_cast<xmlChar const*>(o1.getStr());
+        xmlAttrPtr const pAttr = xmlHasProp(m_aNodePtr, pName);
+        if (0 == xmlUnsetProp(m_aNodePtr, pName)) {
+            ::rtl::Reference<CNode> const pCNode(GetOwnerDocument().GetCNode(
+                    reinterpret_cast<xmlNodePtr>(pAttr), false));
+            if (pCNode.is()) {
+                pCNode->invalidate(); // freed by xmlUnsetProp
+            }
+        }
+    }
+
+    /**
+    Removes an attribute by local name and namespace URI.
+    */
+    void SAL_CALL CElement::removeAttributeNS(
+            OUString const& namespaceURI, OUString const& localName)
+    {
+        ::osl::MutexGuard const g(m_rMutex);
+
+        if (nullptr == m_aNodePtr) {
+            return;
+        }
+        OString o1 = OUStringToOString(localName, RTL_TEXTENCODING_UTF8);
+        xmlChar const*const pName =
+            reinterpret_cast<xmlChar const*>(o1.getStr());
+        OString o2 = OUStringToOString(namespaceURI, RTL_TEXTENCODING_UTF8);
+        xmlChar const*const pURI =
+            reinterpret_cast<xmlChar const*>(o2.getStr());
+        xmlNsPtr const pNs =
+            xmlSearchNsByHref(m_aNodePtr->doc, m_aNodePtr, pURI);
+        xmlAttrPtr const pAttr = xmlHasNsProp(m_aNodePtr, pName, pURI);
+        if (0 == xmlUnsetNsProp(m_aNodePtr, pNs, pName)) {
+            ::rtl::Reference<CNode> const pCNode(GetOwnerDocument().GetCNode(
+                    reinterpret_cast<xmlNodePtr>(pAttr), false));
+            if (pCNode.is()) {
+                pCNode->invalidate(); // freed by xmlUnsetNsProp
+            }
+        }
+    }
+
+    /**
+    Removes the specified attribute node.
+    */
+    Reference< XAttr > SAL_CALL
+    CElement::removeAttributeNode(Reference< XAttr > const& oldAttr)
+    {
+        ::osl::MutexGuard const g(m_rMutex);
+
+        if (nullptr == m_aNodePtr) {
+            return nullptr;
+        }
+
+        ::rtl::Reference<CNode> const pCNode(
+            comphelper::getFromUnoTunnel<CNode>(Reference<XNode>(oldAttr)));
+        if (!pCNode.is()) { throw RuntimeException(); }
+
+        xmlNodePtr const pNode = pCNode->GetNodePtr();
+        xmlAttrPtr const pAttr = reinterpret_cast<xmlAttrPtr>(pNode);
+        if (!pAttr) { throw RuntimeException(); }
+
+        if (pAttr->parent != m_aNodePtr)
+        {
+            DOMException e;
+            e.Code = DOMExceptionType_HIERARCHY_REQUEST_ERR;
+            throw e;
+        }
+        if (pAttr->doc != m_aNodePtr->doc)
+        {
+            DOMException e;
+            e.Code = DOMExceptionType_WRONG_DOCUMENT_ERR;
+            throw e;
+        }
+
+        Reference< XAttr > aAttr;
+        if (!oldAttr->getNamespaceURI().isEmpty()) {
+            OUStringBuffer qname(oldAttr->getPrefix());
+            if (!qname.isEmpty()) {
+                qname.append(':');
+            }
+            qname.append(oldAttr->getName());
+            aAttr = GetOwnerDocument().createAttributeNS(
+                oldAttr->getNamespaceURI(), qname.makeStringAndClear());
+        } else {
+            aAttr = GetOwnerDocument().createAttribute(oldAttr->getName());
+        }
+        aAttr->setValue(oldAttr->getValue());
+        xmlRemoveProp(pAttr);
+        pCNode->invalidate(); // freed by xmlRemoveProp
+
+        return aAttr;
+    }
+
+    /**
+    Adds a new attribute node.
+    */
+    Reference< XAttr >
+    CElement::setAttributeNode_Impl_Lock(
+            Reference< XAttr > const& xNewAttr, bool const bNS)
+    {
+        if (xNewAttr->getOwnerDocument() != getOwnerDocument()) {
+            DOMException e;
+            e.Code = DOMExceptionType_WRONG_DOCUMENT_ERR;
+            throw e;
+        }
+
+        ::osl::ClearableMutexGuard guard(m_rMutex);
+
+        if (nullptr == m_aNodePtr) {
+            throw RuntimeException();
+        }
+
+        // get the implementation
+        CAttr *const pCAttr = dynamic_cast<CAttr*>(
+                comphelper::getFromUnoTunnel<CNode>(xNewAttr));
+        if (!pCAttr) { throw RuntimeException(); }
+        xmlAttrPtr const pAttr =
+            reinterpret_cast<xmlAttrPtr>(pCAttr->GetNodePtr());
+        if (!pAttr) { throw RuntimeException(); }
+
+        // check whether the attribute is not in use by another element
+        if (pAttr->parent) {
+            DOMException e;
+            e.Code = DOMExceptionType_INUSE_ATTRIBUTE_ERR;
+            throw e;
+        }
+
+        xmlAttrPtr res = nullptr;
+        xmlChar const*const pContent(
+                (pAttr->children) ? pAttr->children->content : nullptr);
+
+        if (bNS) {
+            xmlNsPtr const pNs( pCAttr->GetNamespace(m_aNodePtr) );
+            res = xmlNewNsProp(m_aNodePtr, pNs, pAttr->name, pContent);
+        } else {
+            res = xmlNewProp(m_aNodePtr, pAttr->name, pContent);
+        }
+
+        // get the new attr node
+        Reference< XAttr > const xAttr(
+            static_cast< XNode* >(GetOwnerDocument().GetCNode(
+                    reinterpret_cast<xmlNodePtr>(res)).get()),
+            UNO_QUERY_THROW);
+
+        // attribute addition event
+        // dispatch DOMAttrModified event
+        Reference< XDocumentEvent > docevent(getOwnerDocument(), UNO_QUERY);
+        Reference< XMutationEvent > event(docevent->createEvent(
+            "DOMAttrModified"), UNO_QUERY);
+        event->initMutationEvent("DOMAttrModified",
+            true, false, xAttr,
+            OUString(), xAttr->getValue(), xAttr->getName(),
+            AttrChangeType_ADDITION);
+
+        guard.clear(); // release mutex before calling event handlers
+
+        dispatchEvent(event);
+        dispatchSubtreeModified();
+
+        return xAttr;
+    }
+
+    Reference< XAttr >
+    CElement::setAttributeNode(const Reference< XAttr >& newAttr)
+    {
+        return setAttributeNode_Impl_Lock(newAttr, false);
+    }
+
+    /**
+    Adds a new attribute.
+    */
+    Reference< XAttr >
+    CElement::setAttributeNodeNS(const Reference< XAttr >& newAttr)
+    {
+        return setAttributeNode_Impl_Lock(newAttr, true);
+    }
+
+    /**
+    Adds a new attribute.
+    */
+    void SAL_CALL
+    CElement::setAttribute(OUString const& name, OUString const& value)
+    {
+        ::osl::ClearableMutexGuard guard(m_rMutex);
+
+        OString o1 = OUStringToOString(name, RTL_TEXTENCODING_UTF8);
+        xmlChar const *pName = reinterpret_cast<xmlChar const *>(o1.getStr());
+        OString o2 = OUStringToOString(value, RTL_TEXTENCODING_UTF8);
+        xmlChar const *pValue = reinterpret_cast<xmlChar const *>(o2.getStr());
+
+        if (nullptr == m_aNodePtr) {
+            throw RuntimeException();
+        }
+        OUString oldValue;
+        AttrChangeType aChangeType = AttrChangeType_MODIFICATION;
+        std::shared_ptr<xmlChar const> const pOld(
+            xmlGetProp(m_aNodePtr, pName), xmlFree);
+        if (pOld == nullptr) {
+            aChangeType = AttrChangeType_ADDITION;
+            xmlNewProp(m_aNodePtr, pName, pValue);
+        } else {
+            oldValue = OUString(reinterpret_cast<char const*>(pOld.get()),
+                        strlen(reinterpret_cast<char const*>(pOld.get())),
+                        RTL_TEXTENCODING_UTF8);
+            xmlSetProp(m_aNodePtr, pName, pValue);
+        }
+
+        // dispatch DOMAttrModified event
+        Reference< XDocumentEvent > docevent(getOwnerDocument(), UNO_QUERY);
+        Reference< XMutationEvent > event(docevent->createEvent(
+            "DOMAttrModified"), UNO_QUERY);
+        event->initMutationEvent("DOMAttrModified",
+            true, false,
+            getAttributeNode(name),
+            oldValue, value, name, aChangeType);
+
+        guard.clear(); // release mutex before calling event handlers
+        dispatchEvent(event);
+        dispatchSubtreeModified();
+    }
+
+    /**
+    Adds a new attribute.
+    */
+    void SAL_CALL
+    CElement::setAttributeNS(OUString const& namespaceURI,
+            OUString const& qualifiedName, OUString const& value)
+    {
+        if (namespaceURI.isEmpty()) throw RuntimeException();
+
+        ::osl::ClearableMutexGuard guard(m_rMutex);
+
+        OString o1, o2, o3, o4, o5;
+        xmlChar const *pPrefix = nullptr;
+        xmlChar const *pLName = nullptr;
+        o1 = OUStringToOString(qualifiedName, RTL_TEXTENCODING_UTF8);
+        xmlChar const *pQName = reinterpret_cast<xmlChar const *>(o1.getStr());
+        sal_Int32 idx = qualifiedName.indexOf(':');
+        if (idx != -1)
+        {
+            o2 = OUStringToOString(
+                qualifiedName.subView(0,idx),
+                RTL_TEXTENCODING_UTF8);
+            pPrefix = reinterpret_cast<xmlChar const *>(o2.getStr());
+            o3 = OUStringToOString(
+                qualifiedName.subView(idx+1),
+                RTL_TEXTENCODING_UTF8);
+            pLName = reinterpret_cast<xmlChar const *>(o3.getStr());
+        }  else {
+            pPrefix = reinterpret_cast<xmlChar const *>("");
+            pLName = pQName;
+        }
+        o4 = OUStringToOString(namespaceURI, RTL_TEXTENCODING_UTF8);
+        o5 = OUStringToOString(value, RTL_TEXTENCODING_UTF8);
+        xmlChar const *pURI= reinterpret_cast<xmlChar const *>(o4.getStr());
+        xmlChar const *pValue = reinterpret_cast<xmlChar const *>(o5.getStr());
+
+        if (nullptr == m_aNodePtr) {
+            throw RuntimeException();
+        }
+
+        //find the right namespace
+        xmlNsPtr pNs = xmlSearchNs(m_aNodePtr->doc, m_aNodePtr, pPrefix);
+        // if no namespace found, create a new one
+        if (pNs == nullptr) {
+            pNs = xmlNewNs(m_aNodePtr, pURI, pPrefix);
+        }
+
+        if (strcmp(reinterpret_cast<char const *>(pNs->href), reinterpret_cast<char const *>(pURI)) != 0) {
+            // ambiguous ns prefix
+            throw RuntimeException();
+        }
+
+        // found namespace matches
+
+        OUString oldValue;
+        AttrChangeType aChangeType = AttrChangeType_MODIFICATION;
+        std::shared_ptr<xmlChar const> const pOld(
+                xmlGetNsProp(m_aNodePtr, pLName, pNs->href), xmlFree);
+        if (pOld == nullptr) {
+            aChangeType = AttrChangeType_ADDITION;
+            xmlNewNsProp(m_aNodePtr, pNs, pLName, pValue);
+        } else {
+            oldValue = OUString(reinterpret_cast<char const*>(pOld.get()),
+                        strlen(reinterpret_cast<char const*>(pOld.get())),
+                        RTL_TEXTENCODING_UTF8);
+            xmlSetNsProp(m_aNodePtr, pNs, pLName, pValue);
+        }
+        // dispatch DOMAttrModified event
+        Reference< XDocumentEvent > docevent(getOwnerDocument(), UNO_QUERY);
+        Reference< XMutationEvent > event(docevent->createEvent(
+            "DOMAttrModified"), UNO_QUERY);
+        event->initMutationEvent(
+            "DOMAttrModified", true, false,
+            getAttributeNodeNS(namespaceURI, OUString(reinterpret_cast<char const *>(pLName), strlen(reinterpret_cast<char const *>(pLName)), RTL_TEXTENCODING_UTF8)),
+            oldValue, value, qualifiedName, aChangeType);
+
+        guard.clear(); // release mutex before calling event handlers
+        dispatchEvent(event);
+        dispatchSubtreeModified();
+    }
+
+    Reference< XNamedNodeMap > SAL_CALL
+    CElement::getAttributes()
+    {
+        ::osl::MutexGuard const g(m_rMutex);
+
+        Reference< XNamedNodeMap > const xMap(
+                new CAttributesMap(this, m_rMutex));
+        return xMap;
+    }
+
+    OUString SAL_CALL CElement::getNodeName()
+    {
+        return getLocalName();
+    }
+
+    OUString SAL_CALL CElement::getLocalName()
+    {
+        ::osl::MutexGuard const g(m_rMutex);
+
+        OUString aName;
+        if (m_aNodePtr != nullptr)
+        {
+            const xmlChar* pName = m_aNodePtr->name;
+            aName = OUString(reinterpret_cast<const char*>(pName), strlen(reinterpret_cast<const char*>(pName)), RTL_TEXTENCODING_UTF8);
+        }
+        return aName;
+    }
+
+    OUString SAL_CALL CElement::getNodeValue()
+    {
+        return OUString();
+    }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */