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/* -*- 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 "svgfilter.hxx"
#include "svgreader.hxx"
#include "rtl/ref.hxx"
#include <com/sun/star/lang/XMultiServiceFactory.hpp>
#include <com/sun/star/lang/XComponent.hpp>
#include <com/sun/star/uno/Any.hxx>
#include <com/sun/star/beans/PropertyValue.hpp>
#include <com/sun/star/xml/sax/XParser.hpp>
#include <com/sun/star/xml/sax/InputSource.hpp>
#include <com/sun/star/xml/XImportFilter.hpp>
#include <com/sun/star/io/XActiveDataSource.hpp>
#include <com/sun/star/lang/WrappedTargetRuntimeException.hpp>
#include <com/sun/star/task/XStatusIndicator.hpp>
#include <unotools/mediadescriptor.hxx>
#include <tools/zcodec.hxx>
#include <memory>
using namespace ::com::sun::star;
using namespace ::svgi;
bool SVGFilter::implImport(const Sequence< PropertyValue >& rDescriptor)
{
utl::MediaDescriptor aMediaDescriptor(rDescriptor);
uno::Reference<io::XInputStream> xInputStream;
uno::Reference<task::XStatusIndicator> xStatus;
xInputStream.set(aMediaDescriptor[utl::MediaDescriptor::PROP_INPUTSTREAM()], UNO_QUERY);
xStatus.set(aMediaDescriptor[utl::MediaDescriptor::PROP_STATUSINDICATOR()], UNO_QUERY);
if (isStreamGZip(xInputStream))
{
uno::Reference<io::XSeekable> xSeek(xInputStream, uno::UNO_QUERY);
if (!xSeek.is())
return false;
xSeek->seek(0);
std::unique_ptr<SvStream> aStream(utl::UcbStreamHelper::CreateStream(xInputStream, true ));
if(!aStream.get())
return false;
SvStream* pMemoryStream = new SvMemoryStream;
ZCodec aCodec;
aCodec.BeginCompression(ZCODEC_DEFAULT_COMPRESSION, false, true);
aCodec.Decompress(*aStream.get(), *pMemoryStream);
aCodec.EndCompression();
pMemoryStream->Seek(STREAM_SEEK_TO_BEGIN);
uno::Reference<io::XInputStream> xDecompressedInput(new utl::OSeekableInputStreamWrapper(pMemoryStream, true));
if (!xDecompressedInput.is())
return false;
xInputStream = xDecompressedInput;
}
else
{
uno::Reference<io::XSeekable> xSeek(xInputStream, uno::UNO_QUERY);
if (xSeek.is())
xSeek->seek(0);
}
assert(xInputStream.is());
if(!xInputStream.is())
return false;
OUString sXMLImportService ( "com.sun.star.comp.Draw.XMLOasisImporter" );
Reference < XDocumentHandler > xInternalHandler( mxContext->getServiceManager()->createInstanceWithContext( sXMLImportService, mxContext ), UNO_QUERY );
// The XImporter sets up an empty target document for XDocumentHandler to write to..
uno::Reference < XImporter > xImporter(xInternalHandler, UNO_QUERY);
xImporter->setTargetDocument(mxDstDoc);
bool bRet = false;
SVGReader aReader(mxContext, xInputStream, xInternalHandler);
try
{
bRet = aReader.parseAndConvert();
}
catch (const RuntimeException&)
{
throw;
}
catch (const Exception& e)
{
throw css::lang::WrappedTargetRuntimeException("SVGFilter::implImport non-RuntimeException",
static_cast<uno::XWeak*>(this), uno::makeAny(e));
}
return bRet;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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