1027 lines
35 KiB
C++
1027 lines
35 KiB
C++
/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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#include <stdio.h>
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#include <string.h>
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#include "node.hxx"
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#include "element.hxx"
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#include "text.hxx"
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#include "cdatasection.hxx"
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#include "entityreference.hxx"
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#include "entity.hxx"
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#include "processinginstruction.hxx"
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#include "comment.hxx"
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#include "document.hxx"
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#include "documenttype.hxx"
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#include "documentfragment.hxx"
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#include "notation.hxx"
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#include "childlist.hxx"
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#include "attr.hxx"
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#include <com/sun/star/xml/sax/FastToken.hpp>
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#include "rtl/instance.hxx"
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#include "osl/mutex.hxx"
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#include "../events/eventdispatcher.hxx"
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#include "../events/mutationevent.hxx"
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#include <boost/bind.hpp>
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#include <algorithm>
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namespace {
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//see CNode::remove
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struct NodeMutex: public ::rtl::Static<osl::Mutex, NodeMutex> {};
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}
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namespace DOM
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{
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void pushContext(Context& io_rContext)
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{
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io_rContext.maNamespaces.push_back(
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io_rContext.maNamespaces.back());
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}
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void popContext(Context& io_rContext)
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{
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io_rContext.maNamespaces.pop_back();
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}
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void addNamespaces(Context& io_rContext, xmlNodePtr pNode)
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{
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// add node's namespaces to current context
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for (xmlNsPtr pNs = pNode->nsDef; pNs != 0; pNs = pNs->next) {
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const xmlChar *pPrefix = pNs->prefix;
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OString prefix(reinterpret_cast<const sal_Char*>(pPrefix),
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strlen(reinterpret_cast<const char*>(pPrefix)));
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const xmlChar *pHref = pNs->href;
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OUString val(reinterpret_cast<const sal_Char*>(pHref),
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strlen(reinterpret_cast<const char*>(pHref)),
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RTL_TEXTENCODING_UTF8);
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OSL_TRACE("Trying to add namespace %s (prefix %s)",
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(const char*)pHref, (const char*)pPrefix);
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Context::NamespaceMapType::iterator aIter=
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io_rContext.maNamespaceMap.find(val);
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if( aIter != io_rContext.maNamespaceMap.end() )
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{
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Context::Namespace aNS;
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aNS.maPrefix = prefix;
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aNS.mnToken = aIter->second;
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aNS.maNamespaceURL = val;
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io_rContext.maNamespaces.back().push_back(aNS);
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OSL_TRACE("Added with token 0x%x", aIter->second);
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}
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}
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}
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sal_Int32 getToken( const Context& rContext, const sal_Char* pToken )
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{
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const Sequence<sal_Int8> aSeq( (sal_Int8*)pToken, strlen( pToken ) );
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return rContext.mxTokenHandler->getTokenFromUTF8( aSeq );
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}
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sal_Int32 getTokenWithPrefix( const Context& rContext, const sal_Char* pPrefix, const sal_Char* pName )
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{
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sal_Int32 nNamespaceToken = FastToken::DONTKNOW;
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OString prefix(pPrefix,
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strlen(reinterpret_cast<const char*>(pPrefix)));
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OSL_TRACE("getTokenWithPrefix(): prefix %s, name %s",
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(const char*)pPrefix, (const char*)pName);
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Context::NamespaceVectorType::value_type::const_iterator aIter;
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if( (aIter=std::find_if(rContext.maNamespaces.back().begin(),
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rContext.maNamespaces.back().end(),
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boost::bind(std::equal_to<OString>(),
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boost::bind(&Context::Namespace::getPrefix,
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_1),
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boost::cref(prefix)))) != rContext.maNamespaces.back().end() )
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{
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nNamespaceToken = aIter->mnToken;
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sal_Int32 nNameToken = getToken( rContext, pName );
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if( nNameToken != FastToken::DONTKNOW )
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nNamespaceToken |= nNameToken;
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}
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return nNamespaceToken;
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}
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nodemap_t CNode::theNodeMap;
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void CNode::remove(const xmlNodePtr aNode)
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{
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//Using the guard here protects against races when at the same time
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//CNode::get() is called. This fix helps in many cases but is still
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//incorrect. remove is called from ~CNode. That is, while the object
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//is being destructed it can still be obtained by calling CNode::get().
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//Another bug currently prevents the correct destruction of CNodes. So
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//the destructor is rarely called.
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//
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//Doing this right would probably mean to store WeakReferences in the
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//map and also guard oder functions. To keep the risk at a minimum
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//we keep this imperfect fix for the upcoming release and fix it later
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//properly (http://qa.openoffice.org/issues/show_bug.cgi?id=113682)
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::osl::MutexGuard guard(NodeMutex::get());
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nodemap_t::iterator i = CNode::theNodeMap.find(aNode);
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if (i != CNode::theNodeMap.end())
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{
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// CNode *pNode = i->second;
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CNode::theNodeMap.erase(i);
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}
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}
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::rtl::Reference<CNode>
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CNode::getCNode(xmlNodePtr const pNode, bool const bCreate)
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{
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if (0 == pNode) {
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return 0;
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}
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//see CNode::remove
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::osl::MutexGuard guard(NodeMutex::get());
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//check whether there is already an instance for this node
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nodemap_t::const_iterator i = CNode::theNodeMap.find(pNode);
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if (i != CNode::theNodeMap.end()) {
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OSL_ASSERT(i->second);
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return i->second;
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}
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if (!bCreate) { return 0; }
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// there is not yet an instance wrapping this node,
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// create it and store it in the map
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::rtl::Reference<CNode> pCNode;
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switch (pNode->type)
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{
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case XML_ELEMENT_NODE:
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// m_aNodeType = NodeType::ELEMENT_NODE;
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pCNode = static_cast< CNode* >(new CElement(pNode));
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break;
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case XML_TEXT_NODE:
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// m_aNodeType = NodeType::TEXT_NODE;
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pCNode = static_cast< CNode* >(new CText(pNode));
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break;
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case XML_CDATA_SECTION_NODE:
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// m_aNodeType = NodeType::CDATA_SECTION_NODE;
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pCNode = static_cast< CNode* >(new CCDATASection(pNode));
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break;
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case XML_ENTITY_REF_NODE:
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// m_aNodeType = NodeType::ENTITY_REFERENCE_NODE;
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pCNode = static_cast< CNode* >(new CEntityReference(pNode));
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break;
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case XML_ENTITY_NODE:
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// m_aNodeType = NodeType::ENTITY_NODE;
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pCNode = static_cast< CNode* >(new CEntity(
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reinterpret_cast<xmlEntityPtr>(pNode)));
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break;
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case XML_PI_NODE:
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// m_aNodeType = NodeType::PROCESSING_INSTRUCTION_NODE;
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pCNode = static_cast< CNode* >(new CProcessingInstruction(pNode));
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break;
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case XML_COMMENT_NODE:
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// m_aNodeType = NodeType::COMMENT_NODE;
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pCNode = static_cast< CNode* >(new CComment(pNode));
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break;
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case XML_DOCUMENT_NODE:
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// m_aNodeType = NodeType::DOCUMENT_NODE;
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pCNode = static_cast< CNode* >(new CDocument(
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reinterpret_cast<xmlDocPtr>(pNode)));
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break;
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case XML_DOCUMENT_TYPE_NODE:
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case XML_DTD_NODE:
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// m_aNodeType = NodeType::DOCUMENT_TYPE_NODE;
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pCNode = static_cast< CNode* >(new CDocumentType(
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reinterpret_cast<xmlDtdPtr>(pNode)));
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break;
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case XML_DOCUMENT_FRAG_NODE:
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// m_aNodeType = NodeType::DOCUMENT_FRAGMENT_NODE;
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pCNode = static_cast< CNode* >(new CDocumentFragment(pNode));
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break;
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case XML_NOTATION_NODE:
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// m_aNodeType = NodeType::NOTATION_NODE;
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pCNode = static_cast< CNode* >(new CNotation(
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reinterpret_cast<xmlNotationPtr>(pNode)));
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break;
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case XML_ATTRIBUTE_NODE:
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// m_aNodeType = NodeType::ATTRIBUTE_NODE;
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pCNode = static_cast< CNode* >(new CAttr(
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reinterpret_cast<xmlAttrPtr>(pNode)));
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break;
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// unsupported node types
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case XML_HTML_DOCUMENT_NODE:
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case XML_ELEMENT_DECL:
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case XML_ATTRIBUTE_DECL:
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case XML_ENTITY_DECL:
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case XML_NAMESPACE_DECL:
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default:
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break;
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}
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if (pCNode != 0) {
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bool const bInserted = CNode::theNodeMap.insert(
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nodemap_t::value_type(pNode, pCNode.get())).second;
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OSL_ASSERT(bInserted);
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if (!bInserted) {
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// if insertion failed, delete new instance and return null
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return 0;
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}
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}
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OSL_ENSURE(pCNode.is(), "no node produced during CNode::getCNode!");
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return pCNode;
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}
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xmlNodePtr CNode::getNodePtr(const Reference< XNode >& aNode)
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{
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try {
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CNode* pNode=dynamic_cast<CNode*>(aNode.get());
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if( pNode )
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return pNode->m_aNodePtr;
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}
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catch(...) {}
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return 0;
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}
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CNode::CNode()
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: m_bUnlinked(false)
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, m_aNodePtr(0)
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{
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}
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void CNode::init_node(const xmlNodePtr aNode)
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{
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m_aNodePtr = aNode;
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// keep containing document alive
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// (if we are not that document ourselves)
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if (m_aNodePtr->type != XML_DOCUMENT_NODE)
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m_rDocument = getOwnerDocument();
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}
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CNode::~CNode()
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{
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//remove from list if this wrapper goes away
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if (m_aNodePtr != 0)
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CNode::remove(m_aNodePtr);
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// #i113663#: unlinked nodes will not be freed by xmlFreeDoc
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if (m_bUnlinked) {
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xmlFreeNode(m_aNodePtr);
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}
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}
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static void _nsexchange(const xmlNodePtr aNode, xmlNsPtr oldNs, xmlNsPtr newNs)
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{
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// recursively exchange any references to oldNs with references to newNs
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xmlNodePtr cur = aNode;
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while (cur != 0)
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{
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if (cur->ns == oldNs)
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cur->ns = newNs;
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if (cur->type == XML_ELEMENT_NODE)
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{
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xmlAttrPtr curAttr = cur->properties;
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while(curAttr != 0)
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{
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if (curAttr->ns == oldNs)
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curAttr->ns = newNs;
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curAttr = curAttr->next;
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}
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_nsexchange(cur->children, oldNs, newNs);
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}
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cur = cur->next;
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}
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}
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/*static*/ void _nscleanup(const xmlNodePtr aNode, const xmlNodePtr aParent)
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{
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xmlNodePtr cur = aNode;
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//handle attributes
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if (cur != NULL && cur->type == XML_ELEMENT_NODE)
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{
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xmlAttrPtr curAttr = cur->properties;
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while(curAttr != 0)
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{
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if (curAttr->ns != NULL)
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{
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xmlNsPtr ns = xmlSearchNs(cur->doc, aParent, curAttr->ns->prefix);
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if (ns != NULL)
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curAttr->ns = ns;
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}
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curAttr = curAttr->next;
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}
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}
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while (cur != NULL)
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{
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_nscleanup(cur->children, cur);
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if (cur->ns != NULL)
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{
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xmlNsPtr ns = xmlSearchNs(cur->doc, aParent, cur->ns->prefix);
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if (ns != NULL && ns != cur->ns && strcmp((char*)ns->href, (char*)cur->ns->href)==0)
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{
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xmlNsPtr curDef = cur->nsDef;
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xmlNsPtr *refp = &(cur->nsDef); // insert point
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while (curDef != NULL)
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{
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ns = xmlSearchNs(cur->doc, aParent, curDef->prefix);
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if (ns != NULL && ns != curDef && strcmp((char*)ns->href, (char*)curDef->href)==0)
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{
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// reconnect ns pointers in sub-tree to newly found ns before
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// removing redundant nsdecl to prevent dangling pointers.
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_nsexchange(cur, curDef, ns);
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*refp = curDef->next;
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xmlFreeNs(curDef);
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curDef = *refp;
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} else {
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refp = &(curDef->next);
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curDef = curDef->next;
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}
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}
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}
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}
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cur = cur->next;
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}
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}
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void SAL_CALL CNode::saxify(
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const Reference< XDocumentHandler >& i_xHandler) {
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if (!i_xHandler.is()) throw RuntimeException();
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// default: do nothing
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}
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void SAL_CALL CNode::fastSaxify(Context& io_rContext) {
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if (!io_rContext.mxDocHandler.is()) throw RuntimeException();
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// default: do nothing
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}
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/**
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Adds the node newChild to the end of the list of children of this node.
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*/
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Reference< XNode > CNode::appendChild(const Reference< XNode >& newChild)
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throw (RuntimeException, DOMException)
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{
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::rtl::Reference<CNode> pNode;
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if (m_aNodePtr != NULL) {
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xmlNodePtr cur = CNode::getNodePtr(newChild.get());
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// error checks:
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// from other document
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if (cur->doc != m_aNodePtr->doc) {
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DOMException e;
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e.Code = DOMExceptionType_WRONG_DOCUMENT_ERR;
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throw e;
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}
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// same node
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if (cur == m_aNodePtr) {
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DOMException e;
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e.Code = DOMExceptionType_HIERARCHY_REQUEST_ERR;
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throw e;
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}
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// already has parant and is not attribute
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if (cur->parent != NULL && cur->type != XML_ATTRIBUTE_NODE) {
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DOMException e;
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e.Code = DOMExceptionType_HIERARCHY_REQUEST_ERR;
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throw e;
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}
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// check whether this is an attribute node so we remove it's
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// carrier node if it has one
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xmlNodePtr res = NULL;
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if (cur->type == XML_ATTRIBUTE_NODE)
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{
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if (cur->parent != NULL)
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{
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if (m_aNodePtr->type != XML_ELEMENT_NODE ||
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strcmp((char*)cur->parent->name, "__private") != 0)
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{
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DOMException e;
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e.Code = DOMExceptionType_HIERARCHY_REQUEST_ERR;
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throw e;
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}
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xmlNsPtr pAttrNs = cur->ns;
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xmlNsPtr pParentNs = xmlSearchNs(m_aNodePtr->doc, m_aNodePtr, pAttrNs->prefix);
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if (pParentNs == NULL || strcmp((char*)pParentNs->href, (char*)pAttrNs->href) != 0)
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pParentNs = xmlNewNs(m_aNodePtr, pAttrNs->href, pAttrNs->prefix);
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|
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if (cur->children != NULL)
|
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res = (xmlNodePtr)xmlNewNsProp(m_aNodePtr, pParentNs, cur->name, cur->children->content);
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else
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res = (xmlNodePtr)xmlNewProp(m_aNodePtr, cur->name, (xmlChar*) "");
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|
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xmlFreeNode(cur->parent);
|
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cur->parent = NULL;
|
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}
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else
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{
|
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if (cur->children != NULL)
|
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res = (xmlNodePtr)xmlNewProp(m_aNodePtr, cur->name, cur->children->content);
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else
|
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res = (xmlNodePtr)xmlNewProp(m_aNodePtr, cur->name, (xmlChar*) "");
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}
|
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}
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else
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{
|
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res = xmlAddChild(m_aNodePtr, cur);
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}
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|
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// libxml can do optimizations, when appending nodes.
|
|
// if res != cur, something was optimized and the newchild-wrapper
|
|
// should be updated
|
|
if (cur != res)
|
|
CNode::remove(cur);
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|
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// use custom ns cleanup instaead of
|
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// xmlReconciliateNs(m_aNodePtr->doc, m_aNodePtr);
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// because that will not remove unneeded ns decls
|
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_nscleanup(res, m_aNodePtr);
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|
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pNode = CNode::getCNode(res);
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}
|
|
//XXX check for errors
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|
|
// dispatch DOMNodeInserted event, target is the new node
|
|
// this node is the related node
|
|
// does bubble
|
|
if (pNode.is())
|
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{
|
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pNode->m_bUnlinked = false; // will be deleted by xmlFreeDoc
|
|
Reference< XDocumentEvent > docevent(getOwnerDocument(), UNO_QUERY);
|
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Reference< XMutationEvent > event(docevent->createEvent(
|
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OUString::createFromAscii("DOMNodeInserted")), UNO_QUERY);
|
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event->initMutationEvent(OUString::createFromAscii("DOMNodeInserted")
|
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, sal_True, sal_False,
|
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Reference< XNode >(CNode::getCNode(m_aNodePtr).get()),
|
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OUString(), OUString(), OUString(), (AttrChangeType)0 );
|
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dispatchEvent(Reference< XEvent >(event, UNO_QUERY));
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|
|
// dispatch subtree modified for this node
|
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dispatchSubtreeModified();
|
|
}
|
|
return pNode.get();
|
|
}
|
|
|
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/**
|
|
Returns a duplicate of this node, i.e., serves as a generic copy
|
|
constructor for nodes.
|
|
*/
|
|
Reference< XNode > CNode::cloneNode(sal_Bool bDeep)
|
|
throw (RuntimeException)
|
|
{
|
|
if (0 == m_aNodePtr) {
|
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return 0;
|
|
}
|
|
::rtl::Reference<CNode> const pNode = CNode::getCNode(
|
|
xmlCopyNode(m_aNodePtr, (bDeep) ? 1 : 0));
|
|
pNode->m_bUnlinked = true; // not linked yet
|
|
//XXX check for errors
|
|
return pNode.get();
|
|
}
|
|
|
|
/**
|
|
A NamedNodeMap containing the attributes of this node (if it is an Element)
|
|
or null otherwise.
|
|
*/
|
|
Reference< XNamedNodeMap > CNode::getAttributes()
|
|
throw (RuntimeException)
|
|
{
|
|
// return empty reference
|
|
// only element node may override this impl
|
|
return Reference< XNamedNodeMap>();
|
|
|
|
// get all children that are attributes
|
|
/* --> CElement
|
|
Reference< NamedNodeMap > aNodeMap(new AttributeNamedNodeMap(m_aNodePtr), UNO_QUERY);
|
|
return aNodeMap;
|
|
*/
|
|
}
|
|
|
|
/**
|
|
A NodeList that contains all children of this node.
|
|
*/
|
|
Reference< XNodeList > CNode::getChildNodes()
|
|
throw (RuntimeException)
|
|
{
|
|
if (0 == m_aNodePtr) {
|
|
return 0;
|
|
}
|
|
Reference< XNodeList > const xNodeList(
|
|
new CChildList(*CNode::getCNode(m_aNodePtr)));
|
|
// XXX check for errors?
|
|
return xNodeList;
|
|
}
|
|
|
|
/**
|
|
The first child of this node.
|
|
*/
|
|
Reference< XNode > CNode::getFirstChild()
|
|
throw (RuntimeException)
|
|
{
|
|
if (0 == m_aNodePtr) {
|
|
return 0;
|
|
}
|
|
Reference< XNode > const xNode(
|
|
CNode::getCNode(m_aNodePtr->children).get());
|
|
return xNode;
|
|
}
|
|
|
|
/**
|
|
The last child of this node.
|
|
*/
|
|
Reference< XNode > SAL_CALL CNode::getLastChild()
|
|
throw (RuntimeException)
|
|
{
|
|
if (0 == m_aNodePtr) {
|
|
return 0;
|
|
}
|
|
Reference< XNode > const xNode(
|
|
CNode::getCNode(xmlGetLastChild(m_aNodePtr)).get());
|
|
return xNode;
|
|
}
|
|
|
|
/**
|
|
Returns the local part of the qualified name of this node.
|
|
*/
|
|
OUString SAL_CALL CNode::getLocalName()
|
|
throw (RuntimeException)
|
|
{
|
|
OUString aName;
|
|
/*
|
|
--> Element / Attribute
|
|
if(m_aNodePtr != NULL && (m_aNodeType == NodeType::ATTRIBUTE_NODE
|
|
|| m_aNodeType == NodeType::ELEMENT_NODE))
|
|
{
|
|
aName = OUString(m_aNodePtr->name, RTL_TEXTENCODING_UTF8);
|
|
}
|
|
//XXX error checking
|
|
*/
|
|
return aName;
|
|
}
|
|
|
|
|
|
/**
|
|
The namespace URI of this node, or null if it is unspecified.
|
|
*/
|
|
OUString SAL_CALL CNode::getNamespaceURI()
|
|
throw (RuntimeException)
|
|
{
|
|
OUString aURI;
|
|
if (m_aNodePtr != NULL &&
|
|
(m_aNodePtr->type == XML_ELEMENT_NODE || m_aNodePtr->type == XML_ATTRIBUTE_NODE) &&
|
|
m_aNodePtr->ns != NULL)
|
|
{
|
|
const xmlChar* xHref = m_aNodePtr->ns->href;
|
|
aURI = OUString((sal_Char*)xHref, strlen((char*)xHref), RTL_TEXTENCODING_UTF8);
|
|
}
|
|
return aURI;
|
|
}
|
|
|
|
/**
|
|
The node immediately following this node.
|
|
*/
|
|
Reference< XNode > SAL_CALL CNode::getNextSibling()
|
|
throw (RuntimeException)
|
|
{
|
|
if (0 == m_aNodePtr) {
|
|
return 0;
|
|
}
|
|
Reference< XNode > const xNode(CNode::getCNode(m_aNodePtr->next).get());
|
|
return xNode;
|
|
}
|
|
|
|
/**
|
|
The name of this node, depending on its type; see the table above.
|
|
*/
|
|
OUString SAL_CALL CNode::getNodeName()
|
|
throw (RuntimeException)
|
|
{
|
|
/*
|
|
Interface nodeName nodeValue attributes
|
|
--------------------------------------------------------------------------------------
|
|
Attr name of attribute value of attribute null
|
|
CDATASection "#cdata-section" content of the CDATA Section null
|
|
Comment "#comment" content of the comment null
|
|
Document "#document" null null
|
|
DocumentFragment "#document-fragment" null null
|
|
DocumentType document type name null null
|
|
Element tag name null NamedNodeMap
|
|
Entity entity name null null
|
|
EntityReference name of entity null null
|
|
referenced
|
|
Notation notation name null null
|
|
Processing\ target entire content excluding null
|
|
Instruction the target
|
|
Text "#text" content of the text node null
|
|
*/
|
|
OUString aName;
|
|
return aName;
|
|
}
|
|
|
|
/**
|
|
A code representing the type of the underlying object, as defined above.
|
|
*/
|
|
NodeType SAL_CALL CNode::getNodeType()
|
|
throw (RuntimeException)
|
|
{
|
|
return m_aNodeType;
|
|
}
|
|
|
|
/**
|
|
The value of this node, depending on its type; see the table above.
|
|
*/
|
|
OUString SAL_CALL CNode::getNodeValue()
|
|
throw (RuntimeException)
|
|
{
|
|
OUString aValue;
|
|
return aValue;
|
|
}
|
|
|
|
/**
|
|
The Document object associated with this node.
|
|
*/
|
|
Reference< XDocument > SAL_CALL CNode::getOwnerDocument()
|
|
throw (RuntimeException)
|
|
{
|
|
if (0 == m_aNodePtr) {
|
|
return 0;
|
|
}
|
|
Reference< XDocument > const xDoc(
|
|
static_cast<XNode*>(CNode::getCNode(
|
|
reinterpret_cast<xmlNodePtr>(m_aNodePtr->doc)).get()),
|
|
UNO_QUERY_THROW);
|
|
return xDoc;
|
|
}
|
|
|
|
/**
|
|
The parent of this node.
|
|
*/
|
|
Reference< XNode > SAL_CALL CNode::getParentNode()
|
|
throw (RuntimeException)
|
|
{
|
|
if (0 == m_aNodePtr) {
|
|
return 0;
|
|
}
|
|
Reference< XNode > const xNode(
|
|
CNode::getCNode(m_aNodePtr->parent).get());
|
|
return xNode;
|
|
}
|
|
|
|
/**
|
|
The namespace prefix of this node, or null if it is unspecified.
|
|
*/
|
|
OUString SAL_CALL CNode::getPrefix()
|
|
throw (RuntimeException)
|
|
{
|
|
OUString aPrefix;
|
|
if (m_aNodePtr != NULL &&
|
|
(m_aNodePtr->type == XML_ELEMENT_NODE || m_aNodePtr->type == XML_ATTRIBUTE_NODE) &&
|
|
m_aNodePtr->ns != NULL)
|
|
{
|
|
const xmlChar* xPrefix = m_aNodePtr->ns->prefix;
|
|
if( xPrefix != NULL )
|
|
aPrefix = OUString((sal_Char*)xPrefix, strlen((char*)xPrefix), RTL_TEXTENCODING_UTF8);
|
|
}
|
|
return aPrefix;
|
|
|
|
}
|
|
|
|
/**
|
|
The node immediately preceding this node.
|
|
*/
|
|
Reference< XNode > SAL_CALL CNode::getPreviousSibling()
|
|
throw (RuntimeException)
|
|
{
|
|
if (0 == m_aNodePtr) {
|
|
return 0;
|
|
}
|
|
Reference< XNode > const xNode(
|
|
CNode::getCNode(m_aNodePtr->prev).get());
|
|
return xNode;
|
|
}
|
|
|
|
/**
|
|
Returns whether this node (if it is an element) has any attributes.
|
|
*/
|
|
sal_Bool SAL_CALL CNode::hasAttributes()
|
|
throw (RuntimeException)
|
|
{
|
|
return (m_aNodePtr != NULL && m_aNodePtr->properties != NULL);
|
|
}
|
|
|
|
/**
|
|
Returns whether this node has any children.
|
|
*/
|
|
sal_Bool SAL_CALL CNode::hasChildNodes()
|
|
throw (RuntimeException)
|
|
{
|
|
return (m_aNodePtr != NULL && m_aNodePtr->children != NULL);
|
|
}
|
|
|
|
/**
|
|
Inserts the node newChild before the existing child node refChild.
|
|
*/
|
|
Reference< XNode > SAL_CALL CNode::insertBefore(
|
|
const Reference< XNode >& newChild, const Reference< XNode >& refChild)
|
|
throw (RuntimeException, DOMException)
|
|
{
|
|
|
|
if (newChild->getOwnerDocument() != getOwnerDocument()) {
|
|
DOMException e;
|
|
e.Code = DOMExceptionType_WRONG_DOCUMENT_ERR;
|
|
throw e;
|
|
}
|
|
if (refChild->getParentNode() != Reference< XNode >(this)) {
|
|
DOMException e;
|
|
e.Code = DOMExceptionType_HIERARCHY_REQUEST_ERR;
|
|
throw e;
|
|
}
|
|
|
|
xmlNodePtr pRefChild = CNode::getNodePtr(refChild.get());
|
|
xmlNodePtr pNewChild = CNode::getNodePtr(newChild.get());
|
|
xmlNodePtr cur = m_aNodePtr->children;
|
|
|
|
//search cild before which to insert
|
|
while (cur != NULL)
|
|
{
|
|
if (cur == pRefChild) {
|
|
// insert before
|
|
pNewChild->next = cur;
|
|
pNewChild->prev = cur->prev;
|
|
cur->prev = pNewChild;
|
|
if( pNewChild->prev != NULL)
|
|
pNewChild->prev->next = pNewChild;
|
|
::rtl::Reference<CNode> const pNode(CNode::getCNode(pNewChild));
|
|
pNode->m_bUnlinked = false; // will be deleted by xmlFreeDoc
|
|
}
|
|
cur = cur->next;
|
|
}
|
|
return refChild;
|
|
}
|
|
|
|
/**
|
|
Tests whether the DOM implementation implements a specific feature and
|
|
that feature is supported by this node.
|
|
*/
|
|
sal_Bool SAL_CALL CNode::isSupported(const OUString& /*feature*/, const OUString& /*ver*/)
|
|
throw (RuntimeException)
|
|
{
|
|
// XXX
|
|
return sal_False;
|
|
}
|
|
|
|
/**
|
|
Puts all Text nodes in the full depth of the sub-tree underneath this
|
|
Node, including attribute nodes, into a "normal" form where only structure
|
|
(e.g., elements, comments, processing instructions, CDATA sections, and
|
|
entity references) separates Text nodes, i.e., there are neither adjacent
|
|
Text nodes nor empty Text nodes.
|
|
*/
|
|
void SAL_CALL CNode::normalize()
|
|
throw (RuntimeException)
|
|
{
|
|
//XXX combine adjacent text nodes and remove empty ones
|
|
}
|
|
|
|
/**
|
|
Removes the child node indicated by oldChild from the list of children,
|
|
and returns it.
|
|
*/
|
|
Reference< XNode > SAL_CALL CNode::removeChild(const Reference< XNode >& oldChild)
|
|
throw (RuntimeException, DOMException)
|
|
{
|
|
if (!oldChild.is()) {
|
|
throw RuntimeException();
|
|
}
|
|
|
|
if (oldChild->getParentNode() != Reference< XNode >(this)) {
|
|
DOMException e;
|
|
e.Code = DOMExceptionType_HIERARCHY_REQUEST_ERR;
|
|
throw e;
|
|
}
|
|
|
|
Reference<XNode> xReturn( oldChild );
|
|
|
|
xmlNodePtr old = CNode::getNodePtr(oldChild);
|
|
::rtl::Reference<CNode> const pOld( CNode::getCNode(old) );
|
|
pOld->m_bUnlinked = true;
|
|
|
|
if( old->type == XML_ATTRIBUTE_NODE )
|
|
{
|
|
xmlAttrPtr pAttr = (xmlAttrPtr) old;
|
|
xmlRemoveProp( pAttr );
|
|
pOld->m_aNodePtr = NULL; // freed by xmlRemoveProp
|
|
xReturn.clear();
|
|
}
|
|
else
|
|
{
|
|
xmlUnlinkNode(old);
|
|
}
|
|
|
|
/*DOMNodeRemoved
|
|
* Fired when a node is being removed from its parent node.
|
|
* This event is dispatched before the node is removed from the tree.
|
|
* The target of this event is the node being removed.
|
|
* Bubbles: Yes
|
|
* Cancelable: No
|
|
* Context Info: relatedNode holds the parent node
|
|
*/
|
|
if (oldChild.is())
|
|
{
|
|
Reference< XDocumentEvent > docevent(getOwnerDocument(), UNO_QUERY);
|
|
Reference< XMutationEvent > event(docevent->createEvent(
|
|
OUString::createFromAscii("DOMNodeRemoved")), UNO_QUERY);
|
|
event->initMutationEvent(OUString::createFromAscii("DOMNodeRemoved"), sal_True,
|
|
sal_False,
|
|
Reference< XNode >(CNode::getCNode(m_aNodePtr).get()),
|
|
OUString(), OUString(), OUString(), (AttrChangeType)0 );
|
|
dispatchEvent(Reference< XEvent >(event, UNO_QUERY));
|
|
|
|
// subtree modofied for this node
|
|
dispatchSubtreeModified();
|
|
}
|
|
return xReturn;
|
|
}
|
|
|
|
/**
|
|
Replaces the child node oldChild with newChild in the list of children,
|
|
and returns the oldChild node.
|
|
*/
|
|
Reference< XNode > SAL_CALL CNode::replaceChild(
|
|
const Reference< XNode >& newChild, const Reference< XNode >& oldChild)
|
|
throw (RuntimeException, DOMException)
|
|
{
|
|
if (!oldChild.is()) {
|
|
throw RuntimeException();
|
|
}
|
|
// XXX check node types
|
|
|
|
if (oldChild->getParentNode() != Reference< XNode >(this)) {
|
|
DOMException e;
|
|
e.Code = DOMExceptionType_HIERARCHY_REQUEST_ERR;
|
|
throw e;
|
|
}
|
|
|
|
/*
|
|
Reference< XNode > aNode = removeChild(oldChild);
|
|
appendChild(newChild);
|
|
*/
|
|
xmlNodePtr pOld = CNode::getNodePtr(oldChild);
|
|
xmlNodePtr pNew = CNode::getNodePtr(newChild);
|
|
|
|
if( pOld->type == XML_ATTRIBUTE_NODE )
|
|
{
|
|
// can only replace attribute with attribute
|
|
if ( pOld->type != pNew->type )
|
|
{
|
|
DOMException e;
|
|
e.Code = DOMExceptionType_HIERARCHY_REQUEST_ERR;
|
|
throw e;
|
|
}
|
|
|
|
xmlAttrPtr pAttr = (xmlAttrPtr)pOld;
|
|
xmlRemoveProp( pAttr );
|
|
::rtl::Reference<CNode> const pOldNode( CNode::getCNode(pOld) );
|
|
pOldNode->m_aNodePtr = NULL; // freed by xmlRemoveProp
|
|
appendChild( newChild );
|
|
}
|
|
else
|
|
{
|
|
|
|
xmlNodePtr cur = m_aNodePtr->children;
|
|
//find old node in child list
|
|
while (cur != NULL)
|
|
{
|
|
if(cur == pOld)
|
|
{
|
|
// exchange nodes
|
|
pNew->prev = pOld->prev;
|
|
if (pNew->prev != NULL)
|
|
pNew->prev->next = pNew;
|
|
pNew->next = pOld->next;
|
|
if (pNew->next != NULL)
|
|
pNew->next->prev = pNew;
|
|
pNew->parent = pOld->parent;
|
|
if(pNew->parent->children == pOld)
|
|
pNew->parent->children = pNew;
|
|
if(pNew->parent->last == pOld)
|
|
pNew->parent->last = pNew;
|
|
pOld->next = NULL;
|
|
pOld->prev = NULL;
|
|
pOld->parent = NULL;
|
|
::rtl::Reference<CNode> const pOldNode(CNode::getCNode(pOld));
|
|
pOldNode->m_bUnlinked = true;
|
|
::rtl::Reference<CNode> const pNewNode(CNode::getCNode(pNew));
|
|
pNewNode->m_bUnlinked = false; // will be deleted by xmlFreeDoc
|
|
}
|
|
cur = cur->next;
|
|
}
|
|
}
|
|
|
|
dispatchSubtreeModified();
|
|
|
|
return oldChild;
|
|
}
|
|
|
|
void CNode::dispatchSubtreeModified()
|
|
{
|
|
// dispatch DOMSubtreeModified
|
|
// target is _this_ node
|
|
Reference< XDocumentEvent > docevent(getOwnerDocument(), UNO_QUERY);
|
|
Reference< XMutationEvent > event(docevent->createEvent(
|
|
OUString::createFromAscii("DOMSubtreeModified")), UNO_QUERY);
|
|
event->initMutationEvent(OUString::createFromAscii("DOMSubtreeModified"), sal_True,
|
|
sal_False, Reference< XNode >(),
|
|
OUString(), OUString(), OUString(), (AttrChangeType)0 );
|
|
dispatchEvent(Reference< XEvent >(event, UNO_QUERY));
|
|
}
|
|
|
|
/**
|
|
The value of this node, depending on its type; see the table above.
|
|
*/
|
|
void SAL_CALL CNode::setNodeValue(const OUString& /*nodeValue*/)
|
|
throw (RuntimeException, DOMException)
|
|
{
|
|
// use specific node implememntation
|
|
// if we end up down here, something went wrong
|
|
DOMException e;
|
|
e.Code = DOMExceptionType_NO_MODIFICATION_ALLOWED_ERR;
|
|
throw e;
|
|
}
|
|
|
|
/**
|
|
The namespace prefix of this node, or null if it is unspecified.
|
|
*/
|
|
void SAL_CALL CNode::setPrefix(const OUString& prefix)
|
|
throw (RuntimeException, DOMException)
|
|
{
|
|
OString o1 = OUStringToOString(prefix, RTL_TEXTENCODING_UTF8);
|
|
xmlChar *pBuf = (xmlChar*)o1.getStr();
|
|
// XXX copy buf?
|
|
// XXX free old string? (leak?)
|
|
if (m_aNodePtr != NULL && m_aNodePtr->ns != NULL)
|
|
{
|
|
m_aNodePtr->ns->prefix = pBuf;
|
|
}
|
|
|
|
}
|
|
|
|
// --- XEventTarget
|
|
void SAL_CALL CNode::addEventListener(const OUString& eventType,
|
|
const Reference< com::sun::star::xml::dom::events::XEventListener >& listener,
|
|
sal_Bool useCapture)
|
|
throw (RuntimeException)
|
|
{
|
|
events::CEventDispatcher::addListener(m_aNodePtr, eventType, listener, useCapture);
|
|
}
|
|
|
|
void SAL_CALL CNode::removeEventListener(const OUString& eventType,
|
|
const Reference< com::sun::star::xml::dom::events::XEventListener >& listener,
|
|
sal_Bool useCapture)
|
|
throw (RuntimeException)
|
|
{
|
|
events::CEventDispatcher::removeListener(m_aNodePtr, eventType, listener, useCapture);
|
|
}
|
|
|
|
sal_Bool SAL_CALL CNode::dispatchEvent(const Reference< XEvent >& evt)
|
|
throw(RuntimeException, EventException)
|
|
{
|
|
events::CEventDispatcher::dispatchEvent(m_aNodePtr, evt);
|
|
return sal_True;
|
|
}
|
|
|
|
::sal_Int64 SAL_CALL CNode::getSomething(const Sequence< ::sal_Int8 >& /*aIdentifier*/)
|
|
throw (RuntimeException)
|
|
{
|
|
return sal::static_int_cast<sal_Int64>(reinterpret_cast<sal_IntPtr>(m_aNodePtr));
|
|
}
|
|
}
|
|
|