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libreoffice/oox/source/core/fastparser.cxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

139 lines
4.3 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <sal/config.h>
#include <com/sun/star/lang/IllegalArgumentException.hpp>
#include <oox/core/fastparser.hxx>
#include <oox/core/fasttokenhandler.hxx>
#include <oox/helper/containerhelper.hxx>
#include <oox/helper/storagebase.hxx>
#include <oox/token/namespacemap.hxx>
#include <sax/fastparser.hxx>
namespace oox::core {
using namespace ::com::sun::star::io;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::xml::sax;
namespace {
class InputStreamCloseGuard
{
public:
explicit InputStreamCloseGuard( const Reference< XInputStream >& rxInStream, bool bCloseStream );
~InputStreamCloseGuard();
private:
Reference< XInputStream > mxInStream;
bool mbCloseStream;
};
InputStreamCloseGuard::InputStreamCloseGuard( const Reference< XInputStream >& rxInStream, bool bCloseStream ) :
mxInStream( rxInStream ),
mbCloseStream( bCloseStream )
{
}
InputStreamCloseGuard::~InputStreamCloseGuard()
{
if( mxInStream.is() && mbCloseStream ) try { mxInStream->closeInput(); } catch( Exception& ) {}
}
} // namespace
FastParser::FastParser() :
mrNamespaceMap( StaticNamespaceMap() )
{
// create a fast parser instance
mxParser = new sax_fastparser::FastSaxParser;
// create the fast tokenhandler
mxTokenHandler.set( new FastTokenHandler );
// create the fast token handler based on the OOXML token list
mxParser->setTokenHandler( mxTokenHandler );
}
FastParser::~FastParser()
{
}
void FastParser::registerNamespace( sal_Int32 nNamespaceId )
{
if( !mxParser.is() )
throw RuntimeException();
// add handling for OOXML strict here
const OUString* pNamespaceUrl = ContainerHelper::getMapElement( mrNamespaceMap.maTransitionalNamespaceMap, nNamespaceId );
if( !pNamespaceUrl )
throw IllegalArgumentException();
mxParser->registerNamespace( *pNamespaceUrl, nNamespaceId );
//also register the OOXML strict namespaces for the same id
const OUString* pNamespaceStrictUrl = ContainerHelper::getMapElement( mrNamespaceMap.maStrictNamespaceMap, nNamespaceId );
if(pNamespaceStrictUrl && (*pNamespaceUrl != *pNamespaceStrictUrl))
{
mxParser->registerNamespace( *pNamespaceStrictUrl, nNamespaceId );
}
}
void FastParser::setDocumentHandler( const Reference< XFastDocumentHandler >& rxDocHandler )
{
if( !mxParser.is() )
throw RuntimeException();
mxParser->setFastDocumentHandler( rxDocHandler );
}
void FastParser::clearDocumentHandler()
{
if (!mxParser.is())
return;
mxParser->setFastDocumentHandler(nullptr);
}
void FastParser::parseStream( const InputSource& rInputSource, bool bCloseStream )
{
// guard closing the input stream also when exceptions are thrown
InputStreamCloseGuard aGuard( rInputSource.aInputStream, bCloseStream );
if( !mxParser.is() )
throw RuntimeException();
mxParser->parseStream( rInputSource );
}
void FastParser::parseStream( const Reference< XInputStream >& rxInStream, const OUString& rStreamName )
{
InputSource aInputSource;
aInputSource.sSystemId = rStreamName;
aInputSource.aInputStream = rxInStream;
parseStream( aInputSource );
}
void FastParser::parseStream( StorageBase& rStorage, const OUString& rStreamName )
{
parseStream( rStorage.openInputStream( rStreamName ), rStreamName );
}
} // namespace oox::core
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */