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Diffstat (limited to 'svx/source/xml/xmlexport.cxx')
| -rw-r--r-- | svx/source/xml/xmlexport.cxx | 239 |
1 files changed, 239 insertions, 0 deletions
diff --git a/svx/source/xml/xmlexport.cxx b/svx/source/xml/xmlexport.cxx new file mode 100644 index 000000000..1900a9e0b --- /dev/null +++ b/svx/source/xml/xmlexport.cxx @@ -0,0 +1,239 @@ +/* -*- 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 <tools/diagnose_ex.h> +#include <com/sun/star/xml/sax/InputSource.hpp> +#include <com/sun/star/xml/sax/XDocumentHandler.hpp> +#include <com/sun/star/xml/sax/Writer.hpp> +#include <com/sun/star/lang/XComponent.hpp> +#include <com/sun/star/xml/sax/XFastParser.hpp> +#include <com/sun/star/io/XOutputStream.hpp> +#include <com/sun/star/document/XFilter.hpp> +#include <com/sun/star/document/XExporter.hpp> +#include <com/sun/star/document/XImporter.hpp> +#include <comphelper/processfactory.hxx> +#include <svx/svdmodel.hxx> +#include <svx/xmleohlp.hxx> +#include <svx/xmlgrhlp.hxx> + +#include <svx/unomodel.hxx> + +using namespace ::com::sun::star; +using namespace ::com::sun::star::uno; + +bool SvxDrawingLayerExport( SdrModel* pModel, const uno::Reference<io::XOutputStream>& xOut, const Reference< lang::XComponent >& xComponent ) +{ + return SvxDrawingLayerExport( pModel, xOut, xComponent, "com.sun.star.comp.DrawingLayer.XMLExporter" ); +} + +bool SvxDrawingLayerExport( SdrModel* pModel, const uno::Reference<io::XOutputStream>& xOut, const Reference< lang::XComponent >& xComponent, const char* pExportService ) +{ + bool bDocRet = xOut.is(); + + uno::Reference<document::XGraphicStorageHandler> xGraphicStorageHandler; + rtl::Reference<SvXMLGraphicHelper> xGraphicHelper; + + Reference< document::XEmbeddedObjectResolver > xObjectResolver; + rtl::Reference<SvXMLEmbeddedObjectHelper> xObjectHelper; + + Reference< lang::XComponent > xSourceDoc( xComponent ); + try + { + if( !xSourceDoc.is() ) + { + xSourceDoc = new SvxUnoDrawingModel( pModel ); + pModel->setUnoModel( Reference< XInterface >::query( xSourceDoc ) ); + } + + uno::Reference< uno::XComponentContext> xContext( ::comphelper::getProcessComponentContext() ); + + if( bDocRet ) + { + uno::Reference< xml::sax::XWriter > xWriter = xml::sax::Writer::create( xContext ); + + ::comphelper::IEmbeddedHelper *pPersist = pModel->GetPersist(); + if( pPersist ) + { + xObjectHelper = SvXMLEmbeddedObjectHelper::Create( *pPersist, SvXMLEmbeddedObjectHelperMode::Write ); + xObjectResolver = xObjectHelper.get(); + } + + xGraphicHelper = SvXMLGraphicHelper::Create( SvXMLGraphicHelperMode::Write ); + xGraphicStorageHandler = xGraphicHelper.get(); + + uno::Reference<xml::sax::XDocumentHandler> xHandler = xWriter; + + // doc export + xWriter->setOutputStream( xOut ); + + uno::Sequence< uno::Any > aArgs( xObjectResolver.is() ? 3 : 2 ); + auto pArgs = aArgs.getArray(); + pArgs[0] <<= xHandler; + pArgs[1] <<= xGraphicStorageHandler; + if( xObjectResolver.is() ) + pArgs[2] <<= xObjectResolver; + + uno::Reference< document::XFilter > xFilter( xContext->getServiceManager()->createInstanceWithArgumentsAndContext( OUString::createFromAscii( pExportService ), aArgs, xContext ), uno::UNO_QUERY ); + if( !xFilter.is() ) + { + OSL_FAIL( "com.sun.star.comp.Draw.XMLExporter service missing" ); + bDocRet = false; + } + + if( bDocRet ) + { + uno::Reference< document::XExporter > xExporter( xFilter, uno::UNO_QUERY ); + if( xExporter.is() ) + { + xExporter->setSourceDocument( xSourceDoc ); + + uno::Sequence< beans::PropertyValue > aDescriptor( 0 ); + bDocRet = xFilter->filter( aDescriptor ); + } + } + } + } + catch(uno::Exception const&) + { + DBG_UNHANDLED_EXCEPTION("svx"); + bDocRet = false; + } + + if( xGraphicHelper ) + xGraphicHelper->dispose(); + xGraphicHelper.clear(); + xGraphicStorageHandler = nullptr; + + if( xObjectHelper.is() ) + xObjectHelper->dispose(); + + return bDocRet; +} + +bool SvxDrawingLayerExport( SdrModel* pModel, const uno::Reference<io::XOutputStream>& xOut ) +{ + Reference< lang::XComponent > xComponent; + return SvxDrawingLayerExport( pModel, xOut, xComponent ); +} + +//- + +bool SvxDrawingLayerImport( SdrModel* pModel, const uno::Reference<io::XInputStream>& xInputStream, const Reference< lang::XComponent >& xComponent ) +{ + return SvxDrawingLayerImport( pModel, xInputStream, xComponent, "com.sun.star.comp.Draw.XMLOasisImporter" ); +} + +bool SvxDrawingLayerImport( SdrModel* pModel, const uno::Reference<io::XInputStream>& xInputStream, const Reference< lang::XComponent >& xComponent, const char* pImportService ) +{ + bool bRet = true; + + uno::Reference<document::XGraphicStorageHandler> xGraphicStorageHandler; + rtl::Reference<SvXMLGraphicHelper> xGraphicHelper; + + Reference< document::XEmbeddedObjectResolver > xObjectResolver; + rtl::Reference<SvXMLEmbeddedObjectHelper> xObjectHelper; + + Reference< lang::XComponent > xTargetDocument( xComponent ); + if( !xTargetDocument.is() ) + { + xTargetDocument = new SvxUnoDrawingModel( pModel ); + pModel->setUnoModel( Reference< XInterface >::query( xTargetDocument ) ); + } + + Reference< frame::XModel > xTargetModel( xTargetDocument, UNO_QUERY ); + + try + { + // Get service factory + Reference< uno::XComponentContext > xContext = comphelper::getProcessComponentContext(); + + if ( xTargetModel.is() ) + xTargetModel->lockControllers(); + + + xGraphicHelper = SvXMLGraphicHelper::Create( SvXMLGraphicHelperMode::Read ); + xGraphicStorageHandler = xGraphicHelper.get(); + + ::comphelper::IEmbeddedHelper *pPersist = pModel->GetPersist(); + if( pPersist ) + { + xObjectHelper = SvXMLEmbeddedObjectHelper::Create( + *pPersist, + SvXMLEmbeddedObjectHelperMode::Read ); + xObjectResolver = xObjectHelper.get(); + } + + // parse + // prepare ParserInputSource + xml::sax::InputSource aParserInput; + aParserInput.aInputStream = xInputStream; + + // prepare filter arguments + Sequence<Any> aFilterArgs( 2 ); + Any *pArgs = aFilterArgs.getArray(); + *pArgs++ <<= xGraphicStorageHandler; + *pArgs++ <<= xObjectResolver; + + // get filter + Reference< XInterface > xFilter = xContext->getServiceManager()->createInstanceWithArgumentsAndContext( OUString::createFromAscii( pImportService ), aFilterArgs, xContext); + SAL_WARN_IF( !xFilter, "svx", "Can't instantiate filter component " << pImportService); + uno::Reference< xml::sax::XFastParser > xFastParser( xFilter, UNO_QUERY ); + assert(xFastParser); + + bRet = false; + if( xFastParser.is() ) + { + // connect model and filter + uno::Reference < document::XImporter > xImporter( xFilter, UNO_QUERY ); + xImporter->setTargetDocument( xTargetDocument ); + + // finally, parser the stream + xFastParser->parseStream( aParserInput ); + + bRet = true; + } + } + catch( uno::Exception& ) + { + DBG_UNHANDLED_EXCEPTION("svx"); + } + + if( xGraphicHelper ) + xGraphicHelper->dispose(); + xGraphicHelper.clear(); + xGraphicStorageHandler = nullptr; + + if( xObjectHelper.is() ) + xObjectHelper->dispose(); + xObjectHelper.clear(); + xObjectResolver = nullptr; + + if ( xTargetModel.is() ) + xTargetModel->unlockControllers(); + + return bRet; +} + +bool SvxDrawingLayerImport( SdrModel* pModel, const uno::Reference<io::XInputStream>& xInputStream ) +{ + Reference< lang::XComponent > xComponent; + return SvxDrawingLayerImport( pModel, xInputStream, xComponent ); +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |