964 lines
33 KiB
C++
964 lines
33 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*************************************************************************
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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 <boost/scoped_ptr.hpp>
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#include <osl/diagnose.h>
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#include <rtl/ustrbuf.hxx>
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#include <com/sun/star/lang/DisposedException.hpp>
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#include <com/sun/star/xml/sax/XFastContextHandler.hpp>
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#include <com/sun/star/xml/sax/SAXParseException.hpp>
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#include <com/sun/star/xml/sax/FastToken.hpp>
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#include "fastparser.hxx"
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#include <string.h>
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using ::rtl::OString;
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using ::rtl::OUString;
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using ::rtl::OUStringBuffer;
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using namespace ::std;
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using namespace ::osl;
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using namespace ::cppu;
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using namespace ::com::sun::star::uno;
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using namespace ::com::sun::star::lang;
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using namespace ::com::sun::star::xml::sax;
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using namespace ::com::sun::star::io;
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namespace sax_fastparser {
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// --------------------------------------------------------------------
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struct SaxContextImpl
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{
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Reference< XFastContextHandler > mxContext;
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sal_uInt32 mnNamespaceCount;
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sal_Int32 mnElementToken;
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OUString maNamespace;
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OUString maElementName;
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SaxContextImpl() { mnNamespaceCount = 0; mnElementToken = 0; }
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SaxContextImpl( const SaxContextImplPtr& p ) { mnNamespaceCount = p->mnNamespaceCount; mnElementToken = p->mnElementToken; maNamespace = p->maNamespace; }
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};
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// --------------------------------------------------------------------
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struct NamespaceDefine
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{
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OString maPrefix;
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sal_Int32 mnToken;
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OUString maNamespaceURL;
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NamespaceDefine( const OString& rPrefix, sal_Int32 nToken, const OUString& rNamespaceURL ) : maPrefix( rPrefix ), mnToken( nToken ), maNamespaceURL( rNamespaceURL ) {}
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};
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// --------------------------------------------------------------------
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// FastLocatorImpl
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// --------------------------------------------------------------------
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class FastSaxParser;
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class FastLocatorImpl : public WeakImplHelper1< XLocator >
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{
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public:
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FastLocatorImpl( FastSaxParser *p ) : mpParser(p) {}
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void dispose() { mpParser = 0; }
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void checkDispose() throw (RuntimeException) { if( !mpParser ) throw DisposedException(); }
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//XLocator
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virtual sal_Int32 SAL_CALL getColumnNumber(void) throw (RuntimeException);
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virtual sal_Int32 SAL_CALL getLineNumber(void) throw (RuntimeException);
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virtual OUString SAL_CALL getPublicId(void) throw (RuntimeException);
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virtual OUString SAL_CALL getSystemId(void) throw (RuntimeException);
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private:
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FastSaxParser *mpParser;
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};
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// --------------------------------------------------------------------
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// FastSaxParser
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// --------------------------------------------------------------------
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//---------------------------------------------
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// the implementation part
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//---------------------------------------------
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extern "C" {
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static void call_callbackStartElement(void *userData, const XML_Char *name , const XML_Char **atts)
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{
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FastSaxParser* pFastParser = reinterpret_cast< FastSaxParser* >( userData );
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pFastParser->callbackStartElement( name, atts );
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}
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static void call_callbackEndElement(void *userData, const XML_Char *name)
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{
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FastSaxParser* pFastParser = reinterpret_cast< FastSaxParser* >( userData );
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pFastParser->callbackEndElement( name );
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}
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static void call_callbackCharacters( void *userData , const XML_Char *s , int nLen )
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{
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FastSaxParser* pFastParser = reinterpret_cast< FastSaxParser* >( userData );
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pFastParser->callbackCharacters( s, nLen );
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}
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static int call_callbackExternalEntityRef( XML_Parser parser,
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const XML_Char *openEntityNames, const XML_Char *base, const XML_Char *systemId, const XML_Char *publicId )
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{
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FastSaxParser* pFastParser = reinterpret_cast< FastSaxParser* >( XML_GetUserData( parser ) );
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return pFastParser->callbackExternalEntityRef( parser, openEntityNames, base, systemId, publicId );
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}
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} // extern "C"
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// --------------------------------------------------------------------
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// FastLocatorImpl implementation
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// --------------------------------------------------------------------
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sal_Int32 SAL_CALL FastLocatorImpl::getColumnNumber(void) throw (RuntimeException)
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{
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checkDispose();
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return XML_GetCurrentColumnNumber( mpParser->getEntity().mpParser );
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}
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// --------------------------------------------------------------------
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sal_Int32 SAL_CALL FastLocatorImpl::getLineNumber(void) throw (RuntimeException)
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{
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checkDispose();
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return XML_GetCurrentLineNumber( mpParser->getEntity().mpParser );
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}
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// --------------------------------------------------------------------
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OUString SAL_CALL FastLocatorImpl::getPublicId(void) throw (RuntimeException)
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{
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checkDispose();
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return mpParser->getEntity().maStructSource.sPublicId;
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}
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// --------------------------------------------------------------------
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OUString SAL_CALL FastLocatorImpl::getSystemId(void) throw (RuntimeException)
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{
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checkDispose();
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return mpParser->getEntity().maStructSource.sSystemId;
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}
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// --------------------------------------------------------------------
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ParserData::ParserData()
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{
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}
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ParserData::~ParserData()
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{
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}
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// --------------------------------------------------------------------
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Entity::Entity( const ParserData& rData ) :
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ParserData( rData )
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{
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// performance-Improvment. Reference is needed when calling the startTag callback.
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// Handing out the same object with every call is allowed (see sax-specification)
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mxAttributes.set( new FastAttributeList( mxTokenHandler ) );
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}
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Entity::~Entity()
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{
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}
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// --------------------------------------------------------------------
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// FastSaxParser implementation
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// --------------------------------------------------------------------
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FastSaxParser::FastSaxParser()
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{
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mxDocumentLocator.set( new FastLocatorImpl( this ) );
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}
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// --------------------------------------------------------------------
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FastSaxParser::~FastSaxParser()
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{
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if( mxDocumentLocator.is() )
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mxDocumentLocator->dispose();
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}
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// --------------------------------------------------------------------
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void FastSaxParser::pushContext()
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{
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Entity& rEntity = getEntity();
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if( rEntity.maContextStack.empty() )
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{
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rEntity.maContextStack.push( SaxContextImplPtr( new SaxContextImpl ) );
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DefineNamespace( OString("xml"), "http://www.w3.org/XML/1998/namespace");
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}
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else
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{
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rEntity.maContextStack.push( SaxContextImplPtr( new SaxContextImpl( rEntity.maContextStack.top() ) ) );
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}
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}
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// --------------------------------------------------------------------
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void FastSaxParser::popContext()
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{
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Entity& rEntity = getEntity();
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OSL_ENSURE( !rEntity.maContextStack.empty(), "sax::FastSaxParser::popContext(), pop without push?" );
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if( !rEntity.maContextStack.empty() )
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rEntity.maContextStack.pop();
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}
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// --------------------------------------------------------------------
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void FastSaxParser::DefineNamespace( const OString& rPrefix, const sal_Char* pNamespaceURL )
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{
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Entity& rEntity = getEntity();
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OSL_ENSURE( !rEntity.maContextStack.empty(), "sax::FastSaxParser::DefineNamespace(), I need a context!" );
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if( !rEntity.maContextStack.empty() )
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{
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sal_uInt32 nOffset = rEntity.maContextStack.top()->mnNamespaceCount++;
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if( rEntity.maNamespaceDefines.size() <= nOffset )
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rEntity.maNamespaceDefines.resize( rEntity.maNamespaceDefines.size() + 64 );
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const OUString aNamespaceURL( pNamespaceURL, strlen( pNamespaceURL ), RTL_TEXTENCODING_UTF8 );
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rEntity.maNamespaceDefines[nOffset].reset( new NamespaceDefine( rPrefix, GetNamespaceToken( aNamespaceURL ), aNamespaceURL ) );
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}
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}
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// --------------------------------------------------------------------
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sal_Int32 FastSaxParser::GetToken( const OString& rToken )
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{
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Sequence< sal_Int8 > aSeq( (sal_Int8*)rToken.getStr(), rToken.getLength() );
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return getEntity().mxTokenHandler->getTokenFromUTF8( aSeq );
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}
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sal_Int32 FastSaxParser::GetToken( const sal_Char* pToken, sal_Int32 nLen /* = 0 */ )
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{
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if( !nLen )
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nLen = strlen( pToken );
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Sequence< sal_Int8 > aSeq( (sal_Int8*)pToken, nLen );
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return getEntity().mxTokenHandler->getTokenFromUTF8( aSeq );
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}
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// --------------------------------------------------------------------
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sal_Int32 FastSaxParser::GetTokenWithPrefix( const OString& rPrefix, const OString& rName ) throw (SAXException)
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{
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sal_Int32 nNamespaceToken = FastToken::DONTKNOW;
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Entity& rEntity = getEntity();
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sal_uInt32 nNamespace = rEntity.maContextStack.top()->mnNamespaceCount;
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while( nNamespace-- )
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{
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if( rEntity.maNamespaceDefines[nNamespace]->maPrefix == rPrefix )
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{
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nNamespaceToken = rEntity.maNamespaceDefines[nNamespace]->mnToken;
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break;
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}
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if( !nNamespace )
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throw SAXException(); // prefix that has no defined namespace url
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}
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if( nNamespaceToken != FastToken::DONTKNOW )
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{
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sal_Int32 nNameToken = GetToken( rName.getStr(), rName.getLength() );
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if( nNameToken != FastToken::DONTKNOW )
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return nNamespaceToken | nNameToken;
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}
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return FastToken::DONTKNOW;
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}
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sal_Int32 FastSaxParser::GetTokenWithPrefix( const sal_Char*pPrefix, int nPrefixLen, const sal_Char* pName, int nNameLen ) throw (SAXException)
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{
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sal_Int32 nNamespaceToken = FastToken::DONTKNOW;
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Entity& rEntity = getEntity();
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sal_uInt32 nNamespace = rEntity.maContextStack.top()->mnNamespaceCount;
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while( nNamespace-- )
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{
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const OString& rPrefix( rEntity.maNamespaceDefines[nNamespace]->maPrefix );
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if( (rPrefix.getLength() == nPrefixLen) &&
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(strncmp( rPrefix.getStr(), pPrefix, nPrefixLen ) == 0 ) )
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{
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nNamespaceToken = rEntity.maNamespaceDefines[nNamespace]->mnToken;
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break;
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}
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if( !nNamespace )
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throw SAXException(); // prefix that has no defined namespace url
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}
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if( nNamespaceToken != FastToken::DONTKNOW )
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{
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sal_Int32 nNameToken = GetToken( pName, nNameLen );
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if( nNameToken != FastToken::DONTKNOW )
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return nNamespaceToken | nNameToken;
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}
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return FastToken::DONTKNOW;
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}
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// --------------------------------------------------------------------
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sal_Int32 FastSaxParser::GetNamespaceToken( const OUString& rNamespaceURL )
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{
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NamespaceMap::iterator aIter( maNamespaceMap.find( rNamespaceURL ) );
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if( aIter != maNamespaceMap.end() )
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return (*aIter).second;
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else
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return FastToken::DONTKNOW;
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}
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// --------------------------------------------------------------------
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OUString FastSaxParser::GetNamespaceURL( const OString& rPrefix ) throw (SAXException)
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{
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Entity& rEntity = getEntity();
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if( !rEntity.maContextStack.empty() )
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{
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sal_uInt32 nNamespace = rEntity.maContextStack.top()->mnNamespaceCount;
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while( nNamespace-- )
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if( rEntity.maNamespaceDefines[nNamespace]->maPrefix == rPrefix )
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return rEntity.maNamespaceDefines[nNamespace]->maNamespaceURL;
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}
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throw SAXException(); // prefix that has no defined namespace url
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}
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OUString FastSaxParser::GetNamespaceURL( const sal_Char*pPrefix, int nPrefixLen ) throw(SAXException)
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{
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Entity& rEntity = getEntity();
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if( pPrefix && !rEntity.maContextStack.empty() )
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{
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sal_uInt32 nNamespace = rEntity.maContextStack.top()->mnNamespaceCount;
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while( nNamespace-- )
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{
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const OString& rPrefix( rEntity.maNamespaceDefines[nNamespace]->maPrefix );
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if( (rPrefix.getLength() == nPrefixLen) &&
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(strncmp( rPrefix.getStr(), pPrefix, nPrefixLen ) == 0 ) )
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{
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return rEntity.maNamespaceDefines[nNamespace]->maNamespaceURL;
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}
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}
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}
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throw SAXException(); // prefix that has no defined namespace url
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}
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// --------------------------------------------------------------------
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sal_Int32 FastSaxParser::GetTokenWithNamespaceURL( const OUString& rNamespaceURL, const sal_Char* pName, int nNameLen )
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{
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sal_Int32 nNamespaceToken = GetNamespaceToken( rNamespaceURL );
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if( nNamespaceToken != FastToken::DONTKNOW )
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{
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sal_Int32 nNameToken = GetToken( pName, nNameLen );
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if( nNameToken != FastToken::DONTKNOW )
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return nNamespaceToken | nNameToken;
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}
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return FastToken::DONTKNOW;
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}
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// --------------------------------------------------------------------
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void FastSaxParser::splitName( const XML_Char *pwName, const XML_Char *&rpPrefix, sal_Int32 &rPrefixLen, const XML_Char *&rpName, sal_Int32 &rNameLen )
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{
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XML_Char *p;
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for( p = const_cast< XML_Char* >( pwName ), rNameLen = 0, rPrefixLen = 0; *p; p++ )
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{
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if( *p == ':' )
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{
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rPrefixLen = p - pwName;
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rNameLen = 0;
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}
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else
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{
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rNameLen++;
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}
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}
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if( rPrefixLen )
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{
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rpPrefix = pwName;
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rpName = &pwName[ rPrefixLen + 1 ];
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}
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else
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{
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rpPrefix = 0;
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rpName = pwName;
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}
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}
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/***************
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*
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* parseStream does Parser-startup initializations. The FastSaxParser::parse() method does
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* the file-specific initialization work. (During a parser run, external files may be opened)
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*
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****************/
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void FastSaxParser::parseStream( const InputSource& maStructSource) throw (SAXException, IOException, RuntimeException)
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{
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// Only one text at one time
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MutexGuard guard( maMutex );
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Entity entity( maData );
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entity.maStructSource = maStructSource;
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if( !entity.maStructSource.aInputStream.is() )
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throw SAXException( OUString( RTL_CONSTASCII_USTRINGPARAM( "No input source" ) ), Reference< XInterface >(), Any() );
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entity.maConverter.setInputStream( entity.maStructSource.aInputStream );
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if( entity.maStructSource.sEncoding.getLength() )
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entity.maConverter.setEncoding( OUStringToOString( entity.maStructSource.sEncoding, RTL_TEXTENCODING_ASCII_US ) );
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// create parser with proper encoding
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entity.mpParser = XML_ParserCreate( 0 );
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if( !entity.mpParser )
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throw SAXException( OUString( RTL_CONSTASCII_USTRINGPARAM( "Couldn't create parser" ) ), Reference< XInterface >(), Any() );
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// set all necessary C-Callbacks
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XML_SetUserData( entity.mpParser, this );
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XML_SetElementHandler( entity.mpParser, call_callbackStartElement, call_callbackEndElement );
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XML_SetCharacterDataHandler( entity.mpParser, call_callbackCharacters );
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XML_SetExternalEntityRefHandler( entity.mpParser, call_callbackExternalEntityRef );
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pushEntity( entity );
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try
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{
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// start the document
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if( entity.mxDocumentHandler.is() )
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{
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Reference< XLocator > xLoc( mxDocumentLocator.get() );
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entity.mxDocumentHandler->setDocumentLocator( xLoc );
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entity.mxDocumentHandler->startDocument();
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}
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parse();
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// finish document
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if( entity.mxDocumentHandler.is() )
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{
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entity.mxDocumentHandler->endDocument();
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}
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}
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catch (const SAXException&)
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{
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popEntity();
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XML_ParserFree( entity.mpParser );
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throw;
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}
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catch (const IOException&)
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{
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popEntity();
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XML_ParserFree( entity.mpParser );
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throw;
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}
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catch (const RuntimeException&)
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{
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popEntity();
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XML_ParserFree( entity.mpParser );
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throw;
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}
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popEntity();
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XML_ParserFree( entity.mpParser );
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}
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void FastSaxParser::setFastDocumentHandler( const Reference< XFastDocumentHandler >& Handler ) throw (RuntimeException)
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{
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maData.mxDocumentHandler = Handler;
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}
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void SAL_CALL FastSaxParser::setTokenHandler( const Reference< XFastTokenHandler >& Handler ) throw (RuntimeException)
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{
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maData.mxTokenHandler = Handler;
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}
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void SAL_CALL FastSaxParser::registerNamespace( const OUString& NamespaceURL, sal_Int32 NamespaceToken ) throw (IllegalArgumentException, RuntimeException)
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{
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if( NamespaceToken >= FastToken::NAMESPACE )
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{
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if( GetNamespaceToken( NamespaceURL ) == FastToken::DONTKNOW )
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{
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maNamespaceMap[ NamespaceURL ] = NamespaceToken;
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return;
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}
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}
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throw IllegalArgumentException();
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}
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OUString SAL_CALL FastSaxParser::getNamespaceURL( const OUString& rPrefix ) throw(IllegalArgumentException, RuntimeException)
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{
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try
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{
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return GetNamespaceURL( OUStringToOString( rPrefix, RTL_TEXTENCODING_UTF8 ) );
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}
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catch (const Exception&)
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{
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}
|
|
throw IllegalArgumentException();
|
|
}
|
|
|
|
void FastSaxParser::setErrorHandler(const Reference< XErrorHandler > & Handler) throw (RuntimeException)
|
|
{
|
|
maData.mxErrorHandler = Handler;
|
|
}
|
|
|
|
void FastSaxParser::setEntityResolver(const Reference < XEntityResolver > & Resolver) throw (RuntimeException)
|
|
{
|
|
maData.mxEntityResolver = Resolver;
|
|
}
|
|
|
|
void FastSaxParser::setLocale( const Locale & Locale ) throw (RuntimeException)
|
|
{
|
|
maData.maLocale = Locale;
|
|
}
|
|
|
|
Sequence< OUString > FastSaxParser::getSupportedServiceNames_Static(void)
|
|
{
|
|
Sequence<OUString> aRet(1);
|
|
aRet.getArray()[0] = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM(PARSER_SERVICE_NAME) );
|
|
return aRet;
|
|
}
|
|
|
|
// XServiceInfo
|
|
OUString FastSaxParser::getImplementationName() throw (RuntimeException)
|
|
{
|
|
return OUString(RTL_CONSTASCII_USTRINGPARAM( PARSER_IMPLEMENTATION_NAME ));
|
|
}
|
|
|
|
// XServiceInfo
|
|
sal_Bool FastSaxParser::supportsService(const OUString& ServiceName) throw (RuntimeException)
|
|
{
|
|
Sequence< OUString > aSNL = getSupportedServiceNames();
|
|
const OUString * pArray = aSNL.getConstArray();
|
|
|
|
for( sal_Int32 i = 0; i < aSNL.getLength(); i++ )
|
|
if( pArray[i] == ServiceName )
|
|
return sal_True;
|
|
|
|
return sal_False;
|
|
}
|
|
|
|
// XServiceInfo
|
|
Sequence< OUString > FastSaxParser::getSupportedServiceNames(void) throw (RuntimeException)
|
|
{
|
|
|
|
Sequence<OUString> seq(1);
|
|
seq.getArray()[0] = OUString(RTL_CONSTASCII_USTRINGPARAM( PARSER_SERVICE_NAME ));
|
|
return seq;
|
|
}
|
|
|
|
|
|
/*---------------------------------------
|
|
*
|
|
* Helper functions and classes
|
|
*
|
|
*-------------------------------------------*/
|
|
|
|
namespace {
|
|
|
|
OUString lclGetErrorMessage( XML_Error xmlE, const OUString& sSystemId, sal_Int32 nLine )
|
|
{
|
|
const sal_Char* pMessage = "";
|
|
switch( xmlE )
|
|
{
|
|
case XML_ERROR_NONE: pMessage = "No"; break;
|
|
case XML_ERROR_NO_MEMORY: pMessage = "no memory"; break;
|
|
case XML_ERROR_SYNTAX: pMessage = "syntax"; break;
|
|
case XML_ERROR_NO_ELEMENTS: pMessage = "no elements"; break;
|
|
case XML_ERROR_INVALID_TOKEN: pMessage = "invalid token"; break;
|
|
case XML_ERROR_UNCLOSED_TOKEN: pMessage = "unclosed token"; break;
|
|
case XML_ERROR_PARTIAL_CHAR: pMessage = "partial char"; break;
|
|
case XML_ERROR_TAG_MISMATCH: pMessage = "tag mismatch"; break;
|
|
case XML_ERROR_DUPLICATE_ATTRIBUTE: pMessage = "duplicate attribute"; break;
|
|
case XML_ERROR_JUNK_AFTER_DOC_ELEMENT: pMessage = "junk after doc element"; break;
|
|
case XML_ERROR_PARAM_ENTITY_REF: pMessage = "parameter entity reference"; break;
|
|
case XML_ERROR_UNDEFINED_ENTITY: pMessage = "undefined entity"; break;
|
|
case XML_ERROR_RECURSIVE_ENTITY_REF: pMessage = "recursive entity reference"; break;
|
|
case XML_ERROR_ASYNC_ENTITY: pMessage = "async entity"; break;
|
|
case XML_ERROR_BAD_CHAR_REF: pMessage = "bad char reference"; break;
|
|
case XML_ERROR_BINARY_ENTITY_REF: pMessage = "binary entity reference"; break;
|
|
case XML_ERROR_ATTRIBUTE_EXTERNAL_ENTITY_REF: pMessage = "attribute external entity reference"; break;
|
|
case XML_ERROR_MISPLACED_XML_PI: pMessage = "misplaced xml processing instruction"; break;
|
|
case XML_ERROR_UNKNOWN_ENCODING: pMessage = "unknown encoding"; break;
|
|
case XML_ERROR_INCORRECT_ENCODING: pMessage = "incorrect encoding"; break;
|
|
case XML_ERROR_UNCLOSED_CDATA_SECTION: pMessage = "unclosed cdata section"; break;
|
|
case XML_ERROR_EXTERNAL_ENTITY_HANDLING: pMessage = "external entity reference"; break;
|
|
case XML_ERROR_NOT_STANDALONE: pMessage = "not standalone"; break;
|
|
default:;
|
|
}
|
|
|
|
OUStringBuffer aBuffer( sal_Unicode( '[' ) );
|
|
aBuffer.append( sSystemId );
|
|
aBuffer.appendAscii( RTL_CONSTASCII_STRINGPARAM( " line " ) );
|
|
aBuffer.append( nLine );
|
|
aBuffer.appendAscii( RTL_CONSTASCII_STRINGPARAM( "]: " ) );
|
|
aBuffer.appendAscii( pMessage );
|
|
aBuffer.appendAscii( RTL_CONSTASCII_STRINGPARAM( " error" ) );
|
|
return aBuffer.makeStringAndClear();
|
|
}
|
|
|
|
} // namespace
|
|
|
|
// starts parsing with actual parser !
|
|
void FastSaxParser::parse()
|
|
{
|
|
const int BUFFER_SIZE = 16 * 1024;
|
|
Sequence< sal_Int8 > seqOut( BUFFER_SIZE );
|
|
|
|
Entity& rEntity = getEntity();
|
|
int nRead = 0;
|
|
do
|
|
{
|
|
nRead = rEntity.maConverter.readAndConvert( seqOut, BUFFER_SIZE );
|
|
if( nRead <= 0 )
|
|
{
|
|
XML_Parse( rEntity.mpParser, (const char*) seqOut.getConstArray(), 0, 1 );
|
|
break;
|
|
}
|
|
|
|
bool bContinue = XML_Parse( rEntity.mpParser, (const char*) seqOut.getConstArray(), nRead, 0 ) != 0;
|
|
// callbacks used inside XML_Parse may have caught an exception
|
|
if( !bContinue || rEntity.maSavedException.hasValue() )
|
|
{
|
|
// Error during parsing !
|
|
XML_Error xmlE = XML_GetErrorCode( rEntity.mpParser );
|
|
OUString sSystemId = mxDocumentLocator->getSystemId();
|
|
sal_Int32 nLine = mxDocumentLocator->getLineNumber();
|
|
|
|
SAXParseException aExcept(
|
|
lclGetErrorMessage( xmlE, sSystemId, nLine ),
|
|
Reference< XInterface >(),
|
|
Any( &rEntity.maSavedException, getCppuType( &rEntity.maSavedException ) ),
|
|
mxDocumentLocator->getPublicId(),
|
|
mxDocumentLocator->getSystemId(),
|
|
mxDocumentLocator->getLineNumber(),
|
|
mxDocumentLocator->getColumnNumber()
|
|
);
|
|
|
|
// error handler is set, it may throw the exception
|
|
if( rEntity.mxErrorHandler.is() )
|
|
rEntity.mxErrorHandler->fatalError( Any( aExcept ) );
|
|
|
|
// error handler has not thrown, but parsing cannot go on, the
|
|
// exception MUST be thrown
|
|
throw aExcept;
|
|
}
|
|
}
|
|
while( nRead > 0 );
|
|
}
|
|
|
|
//------------------------------------------
|
|
//
|
|
// The C-Callbacks
|
|
//
|
|
//-----------------------------------------
|
|
|
|
namespace {
|
|
|
|
struct AttributeData
|
|
{
|
|
OString maPrefix;
|
|
OString maName;
|
|
OString maValue;
|
|
};
|
|
|
|
} // namespace
|
|
|
|
void FastSaxParser::callbackStartElement( const XML_Char* pwName, const XML_Char** awAttributes )
|
|
{
|
|
Reference< XFastContextHandler > xParentContext;
|
|
Entity& rEntity = getEntity();
|
|
if( !rEntity.maContextStack.empty() )
|
|
{
|
|
xParentContext = rEntity.maContextStack.top()->mxContext;
|
|
if( !xParentContext.is() )
|
|
{
|
|
// we ignore current elements, so no processing needed
|
|
pushContext();
|
|
return;
|
|
}
|
|
}
|
|
|
|
pushContext();
|
|
|
|
rEntity.mxAttributes->clear();
|
|
|
|
// create attribute map and process namespace instructions
|
|
int i = 0;
|
|
sal_Int32 nNameLen, nPrefixLen;
|
|
const XML_Char *pName;
|
|
const XML_Char *pPrefix;
|
|
|
|
try
|
|
{
|
|
/* #158414# Each element may define new namespaces, also for attribues.
|
|
First, process all namespace attributes and cache other attributes in a
|
|
vector. Second, process the attributes after namespaces have been
|
|
initialized. */
|
|
::std::vector< AttributeData > aAttribs;
|
|
|
|
// #158414# first: get namespaces
|
|
for( ; awAttributes[i]; i += 2 )
|
|
{
|
|
OSL_ASSERT( awAttributes[i+1] );
|
|
|
|
splitName( awAttributes[i], pPrefix, nPrefixLen, pName, nNameLen );
|
|
if( nPrefixLen )
|
|
{
|
|
if( (nPrefixLen == 5) && (strncmp( pPrefix, "xmlns", 5 ) == 0) )
|
|
{
|
|
DefineNamespace( OString( pName, nNameLen ), awAttributes[i+1] );
|
|
}
|
|
else
|
|
{
|
|
aAttribs.resize( aAttribs.size() + 1 );
|
|
aAttribs.back().maPrefix = OString( pPrefix, nPrefixLen );
|
|
aAttribs.back().maName = OString( pName, nNameLen );
|
|
aAttribs.back().maValue = OString( awAttributes[i+1] );
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if( (nNameLen == 5) && (strcmp( pName, "xmlns" ) == 0) )
|
|
{
|
|
// namespace of the element found
|
|
rEntity.maContextStack.top()->maNamespace = OUString( awAttributes[i+1], strlen( awAttributes[i+1] ), RTL_TEXTENCODING_UTF8 );
|
|
}
|
|
else
|
|
{
|
|
aAttribs.resize( aAttribs.size() + 1 );
|
|
aAttribs.back().maName = OString( pName, nNameLen );
|
|
aAttribs.back().maValue = OString( awAttributes[i+1] );
|
|
}
|
|
}
|
|
}
|
|
|
|
// #158414# second: fill attribute list with other attributes
|
|
for( ::std::vector< AttributeData >::const_iterator aIt = aAttribs.begin(), aEnd = aAttribs.end(); aIt != aEnd; ++aIt )
|
|
{
|
|
if( aIt->maPrefix.getLength() > 0 )
|
|
{
|
|
sal_Int32 nAttributeToken = GetTokenWithPrefix( aIt->maPrefix, aIt->maName );
|
|
if( nAttributeToken != FastToken::DONTKNOW )
|
|
rEntity.mxAttributes->add( nAttributeToken, aIt->maValue );
|
|
else
|
|
rEntity.mxAttributes->addUnknown( GetNamespaceURL( aIt->maPrefix ), aIt->maName, aIt->maValue );
|
|
}
|
|
else
|
|
{
|
|
sal_Int32 nAttributeToken = GetToken( aIt->maName );
|
|
if( nAttributeToken != FastToken::DONTKNOW )
|
|
rEntity.mxAttributes->add( nAttributeToken, aIt->maValue );
|
|
else
|
|
rEntity.mxAttributes->addUnknown( aIt->maName, aIt->maValue );
|
|
}
|
|
}
|
|
|
|
sal_Int32 nElementToken;
|
|
splitName( pwName, pPrefix, nPrefixLen, pName, nNameLen );
|
|
if( nPrefixLen > 0 )
|
|
nElementToken = GetTokenWithPrefix( pPrefix, nPrefixLen, pName, nNameLen );
|
|
else if( rEntity.maContextStack.top()->maNamespace.getLength() > 0 )
|
|
nElementToken = GetTokenWithNamespaceURL( rEntity.maContextStack.top()->maNamespace, pName, nNameLen );
|
|
else
|
|
nElementToken = GetToken( pName );
|
|
rEntity.maContextStack.top()->mnElementToken = nElementToken;
|
|
|
|
Reference< XFastAttributeList > xAttr( rEntity.mxAttributes.get() );
|
|
Reference< XFastContextHandler > xContext;
|
|
if( nElementToken == FastToken::DONTKNOW )
|
|
{
|
|
if( nPrefixLen > 0 )
|
|
rEntity.maContextStack.top()->maNamespace = GetNamespaceURL( pPrefix, nPrefixLen );
|
|
|
|
const OUString aNamespace( rEntity.maContextStack.top()->maNamespace );
|
|
const OUString aElementName( pPrefix, nPrefixLen, RTL_TEXTENCODING_UTF8 );
|
|
rEntity.maContextStack.top()->maElementName = aElementName;
|
|
|
|
if( xParentContext.is() )
|
|
xContext = xParentContext->createUnknownChildContext( aNamespace, aElementName, xAttr );
|
|
else
|
|
xContext = rEntity.mxDocumentHandler->createUnknownChildContext( aNamespace, aElementName, xAttr );
|
|
|
|
if( xContext.is() )
|
|
{
|
|
rEntity.maContextStack.top()->mxContext = xContext;
|
|
xContext->startUnknownElement( aNamespace, aElementName, xAttr );
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if( xParentContext.is() )
|
|
xContext = xParentContext->createFastChildContext( nElementToken, xAttr );
|
|
else
|
|
xContext = rEntity.mxDocumentHandler->createFastChildContext( nElementToken, xAttr );
|
|
|
|
|
|
if( xContext.is() )
|
|
{
|
|
rEntity.maContextStack.top()->mxContext = xContext;
|
|
xContext->startFastElement( nElementToken, xAttr );
|
|
}
|
|
}
|
|
}
|
|
catch (const Exception& e)
|
|
{
|
|
rEntity.maSavedException <<= e;
|
|
}
|
|
}
|
|
|
|
void FastSaxParser::callbackEndElement( const XML_Char* )
|
|
{
|
|
Entity& rEntity = getEntity();
|
|
OSL_ENSURE( !rEntity.maContextStack.empty(), "FastSaxParser::callbackEndElement - no context" );
|
|
if( !rEntity.maContextStack.empty() )
|
|
{
|
|
SaxContextImplPtr pContext = rEntity.maContextStack.top();
|
|
const Reference< XFastContextHandler >& xContext( pContext->mxContext );
|
|
if( xContext.is() ) try
|
|
{
|
|
sal_Int32 nElementToken = pContext->mnElementToken;
|
|
if( nElementToken != FastToken::DONTKNOW )
|
|
xContext->endFastElement( nElementToken );
|
|
else
|
|
xContext->endUnknownElement( pContext->maNamespace, pContext->maElementName );
|
|
}
|
|
catch (const Exception& e)
|
|
{
|
|
rEntity.maSavedException <<= e;
|
|
}
|
|
|
|
popContext();
|
|
}
|
|
}
|
|
|
|
|
|
void FastSaxParser::callbackCharacters( const XML_Char* s, int nLen )
|
|
{
|
|
Entity& rEntity = getEntity();
|
|
const Reference< XFastContextHandler >& xContext( rEntity.maContextStack.top()->mxContext );
|
|
if( xContext.is() ) try
|
|
{
|
|
xContext->characters( OUString( s, nLen, RTL_TEXTENCODING_UTF8 ) );
|
|
}
|
|
catch (const Exception& e)
|
|
{
|
|
rEntity.maSavedException <<= e;
|
|
}
|
|
}
|
|
|
|
int FastSaxParser::callbackExternalEntityRef( XML_Parser parser,
|
|
const XML_Char *context, const XML_Char * /*base*/, const XML_Char *systemId, const XML_Char *publicId )
|
|
{
|
|
bool bOK = true;
|
|
InputSource source;
|
|
|
|
Entity& rCurrEntity = getEntity();
|
|
Entity aNewEntity( rCurrEntity );
|
|
|
|
if( rCurrEntity.mxEntityResolver.is() ) try
|
|
{
|
|
aNewEntity.maStructSource = rCurrEntity.mxEntityResolver->resolveEntity(
|
|
OUString( publicId, strlen( publicId ), RTL_TEXTENCODING_UTF8 ) ,
|
|
OUString( systemId, strlen( systemId ), RTL_TEXTENCODING_UTF8 ) );
|
|
}
|
|
catch (const SAXParseException & e)
|
|
{
|
|
rCurrEntity.maSavedException <<= e;
|
|
bOK = false;
|
|
}
|
|
catch (const SAXException& e)
|
|
{
|
|
rCurrEntity.maSavedException <<= SAXParseException(
|
|
e.Message, e.Context, e.WrappedException,
|
|
mxDocumentLocator->getPublicId(),
|
|
mxDocumentLocator->getSystemId(),
|
|
mxDocumentLocator->getLineNumber(),
|
|
mxDocumentLocator->getColumnNumber() );
|
|
bOK = false;
|
|
}
|
|
|
|
if( aNewEntity.maStructSource.aInputStream.is() )
|
|
{
|
|
aNewEntity.mpParser = XML_ExternalEntityParserCreate( parser, context, 0 );
|
|
if( !aNewEntity.mpParser )
|
|
{
|
|
return false;
|
|
}
|
|
|
|
aNewEntity.maConverter.setInputStream( aNewEntity.maStructSource.aInputStream );
|
|
pushEntity( aNewEntity );
|
|
try
|
|
{
|
|
parse();
|
|
}
|
|
catch (const SAXParseException& e)
|
|
{
|
|
rCurrEntity.maSavedException <<= e;
|
|
bOK = false;
|
|
}
|
|
catch (const IOException& e)
|
|
{
|
|
SAXException aEx;
|
|
aEx.WrappedException <<= e;
|
|
rCurrEntity.maSavedException <<= aEx;
|
|
bOK = false;
|
|
}
|
|
catch (const RuntimeException& e)
|
|
{
|
|
SAXException aEx;
|
|
aEx.WrappedException <<= e;
|
|
rCurrEntity.maSavedException <<= aEx;
|
|
bOK = false;
|
|
}
|
|
|
|
popEntity();
|
|
XML_ParserFree( aNewEntity.mpParser );
|
|
}
|
|
|
|
return bOK;
|
|
}
|
|
|
|
} // namespace sax_fastparser
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|