aef40e7388
xmlhelp, xmloff, xmlsecurity Change-Id: I80c6fa806387f3dcba8be7f93fe2fef146b033e3 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/112050 Tested-by: Jenkins Reviewed-by: Ilmari Lauhakangas <ilmari.lauhakangas@libreoffice.org>
208 lines
7.8 KiB
C++
208 lines
7.8 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#pragma once
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#include <com/sun/star/xml/wrapper/XXMLDocumentWrapper.hpp>
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#include <com/sun/star/xml/csax/XCompressedDocumentHandler.hpp>
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#include <com/sun/star/lang/XServiceInfo.hpp>
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#include <cppuhelper/implbase.hxx>
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#include <xmlsec/saxhelper.hxx>
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#include <xsecxmlsecdllapi.h>
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#define NODEPOSITION_NORMAL 1
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#define NODEPOSITION_STARTELEMENT 2
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#define NODEPOSITION_ENDELEMENT 3
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#include <libxml/tree.h>
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class XSECXMLSEC_DLLPUBLIC XMLDocumentWrapper_XmlSecImpl final : public cppu::WeakImplHelper
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<
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css::xml::wrapper::XXMLDocumentWrapper,
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css::xml::sax::XDocumentHandler,
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css::xml::csax::XCompressedDocumentHandler,
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css::lang::XServiceInfo
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>
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/**
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* NAME
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* XMLDocumentWrapper_XmlSecImpl -- Class to manipulate a libxml2
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* document
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*
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* FUNCTION
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* Converts SAX events into a libxml2 document, converts the document back
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* into SAX event stream, and manipulate nodes in the document.
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******************************************************************************/
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{
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private:
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/* the sax helper */
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SAXHelper saxHelper;
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/* the document used to convert SAX events to */
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xmlDocPtr m_pDocument;
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/* the root element */
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xmlNodePtr m_pRootElement;
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/*
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* the current active element. The next incoming SAX event will be
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* appended to this element
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*/
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xmlNodePtr m_pCurrentElement;
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/*
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* This variable is used when converting the document or part of it into
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* SAX events. See getNextSAXEvent method.
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*/
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sal_Int32 m_nCurrentPosition;
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/*
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* used for recursive deletion. See recursiveDelete method
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*/
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xmlNodePtr m_pStopAtNode;
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xmlNodePtr m_pCurrentReservedNode;
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css::uno::Sequence< css::uno::Reference< css::xml::wrapper::XXMLElementWrapper > > m_aReservedNodes;
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sal_Int32 m_nReservedNodeIndex;
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private:
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void getNextSAXEvent();
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/// @throws css::xml::sax::SAXException
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static void sendStartElement(
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const css::uno::Reference< css::xml::sax::XDocumentHandler >& xHandler,
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const css::uno::Reference< css::xml::sax::XDocumentHandler >& xHandler2,
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const xmlNodePtr pNode);
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/// @throws css::xml::sax::SAXException
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static void sendEndElement(
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const css::uno::Reference< css::xml::sax::XDocumentHandler >& xHandler,
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const css::uno::Reference< css::xml::sax::XDocumentHandler >& xHandler2,
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const xmlNodePtr pNode);
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/// @throws css::xml::sax::SAXException
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static void sendNode(
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const css::uno::Reference< css::xml::sax::XDocumentHandler >& xHandler,
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const css::uno::Reference< css::xml::sax::XDocumentHandler >& xHandler2,
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const xmlNodePtr pNode);
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static OString getNodeQName(const xmlNodePtr pNode);
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sal_Int32 recursiveDelete( const xmlNodePtr pNode);
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void getNextReservedNode();
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void removeNode( const xmlNodePtr pNode) const;
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static xmlNodePtr checkElement(
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const css::uno::Reference< css::xml::wrapper::XXMLElementWrapper >& xXMLElement);
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void buildIDAttr( xmlNodePtr pNode ) const;
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void rebuildIDLink( xmlNodePtr pNode ) const;
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public:
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XMLDocumentWrapper_XmlSecImpl();
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virtual ~XMLDocumentWrapper_XmlSecImpl() override;
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/* css::xml::wrapper::XXMLDocumentWrapper */
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virtual css::uno::Reference< css::xml::wrapper::XXMLElementWrapper > SAL_CALL getCurrentElement( ) override;
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virtual void SAL_CALL setCurrentElement( const css::uno::Reference<
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css::xml::wrapper::XXMLElementWrapper >& element ) override;
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virtual void SAL_CALL removeCurrentElement( ) override;
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virtual sal_Bool SAL_CALL isCurrent( const css::uno::Reference<
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css::xml::wrapper::XXMLElementWrapper >& node ) override;
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virtual sal_Bool SAL_CALL isCurrentElementEmpty( ) override;
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virtual OUString SAL_CALL getNodeName( const css::uno::Reference<
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css::xml::wrapper::XXMLElementWrapper >& node ) override;
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virtual void SAL_CALL clearUselessData(
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const css::uno::Reference< css::xml::wrapper::XXMLElementWrapper >& node,
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const css::uno::Sequence< css::uno::Reference< css::xml::wrapper::XXMLElementWrapper > >& reservedDescendants,
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const css::uno::Reference< css::xml::wrapper::XXMLElementWrapper >& stopAtNode ) override;
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virtual void SAL_CALL collapse( const css::uno::Reference<
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css::xml::wrapper::XXMLElementWrapper >& node ) override;
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virtual void SAL_CALL generateSAXEvents(
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const css::uno::Reference< css::xml::sax::XDocumentHandler >& handler,
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const css::uno::Reference< css::xml::sax::XDocumentHandler >& xEventKeeperHandler,
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const css::uno::Reference< css::xml::wrapper::XXMLElementWrapper >& startNode,
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const css::uno::Reference< css::xml::wrapper::XXMLElementWrapper >& endNode ) override;
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virtual void SAL_CALL getTree(
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const css::uno::Reference< css::xml::sax::XDocumentHandler >& handler ) override;
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virtual void SAL_CALL rebuildIDLink(
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const css::uno::Reference< css::xml::wrapper::XXMLElementWrapper >& node ) override;
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/* css::xml::sax::XDocumentHandler */
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virtual void SAL_CALL startDocument( ) override;
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virtual void SAL_CALL endDocument( ) override;
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virtual void SAL_CALL startElement(
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const OUString& aName,
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const css::uno::Reference< css::xml::sax::XAttributeList >& xAttribs ) override;
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virtual void SAL_CALL endElement( const OUString& aName ) override;
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virtual void SAL_CALL characters( const OUString& aChars ) override;
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virtual void SAL_CALL ignorableWhitespace( const OUString& aWhitespaces ) override;
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virtual void SAL_CALL processingInstruction( const OUString& aTarget, const OUString& aData ) override;
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virtual void SAL_CALL setDocumentLocator( const css::uno::Reference< css::xml::sax::XLocator >& xLocator ) override;
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/* css::xml::csax::XCompressedDocumentHandler */
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virtual void SAL_CALL compressedStartDocument( ) override;
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virtual void SAL_CALL compressedEndDocument( ) override;
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virtual void SAL_CALL compressedStartElement(
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const OUString& aName,
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const css::uno::Sequence< css::xml::csax::XMLAttribute >& aAttributes ) override;
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virtual void SAL_CALL compressedEndElement( const OUString& aName ) override;
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virtual void SAL_CALL compressedCharacters( const OUString& aChars ) override;
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virtual void SAL_CALL compressedIgnorableWhitespace( const OUString& aWhitespaces ) override;
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virtual void SAL_CALL compressedProcessingInstruction( const OUString& aTarget, const OUString& aData ) override;
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virtual void SAL_CALL compressedSetDocumentLocator(
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sal_Int32 columnNumber,
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sal_Int32 lineNumber,
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const OUString& publicId,
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const OUString& systemId ) override;
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/* css::lang::XServiceInfo */
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virtual OUString SAL_CALL getImplementationName( ) override;
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virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override;
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virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames( ) override;
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};
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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