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Diffstat (limited to 'svx/source/xml/xmlxtexp.cxx')
| -rw-r--r-- | svx/source/xml/xmlxtexp.cxx | 492 |
1 files changed, 492 insertions, 0 deletions
diff --git a/svx/source/xml/xmlxtexp.cxx b/svx/source/xml/xmlxtexp.cxx new file mode 100644 index 0000000000..214d976b7d --- /dev/null +++ b/svx/source/xml/xmlxtexp.cxx @@ -0,0 +1,492 @@ +/* -*- 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 <comphelper/diagnose_ex.hxx> +#include <tools/urlobj.hxx> +#include <com/sun/star/beans/XPropertySet.hpp> +#include <com/sun/star/container/XNameContainer.hpp> +#include <com/sun/star/xml/sax/Writer.hpp> +#include <com/sun/star/uno/Sequence.hxx> +#include <com/sun/star/drawing/PolyPolygonBezierCoords.hpp> +#include <com/sun/star/drawing/LineDash.hpp> +#include <com/sun/star/awt/Gradient.hpp> +#include <com/sun/star/awt/XBitmap.hpp> +#include <com/sun/star/drawing/Hatch.hpp> +#include <com/sun/star/embed/ElementModes.hpp> + +#include <sax/tools/converter.hxx> +#include <sfx2/docfile.hxx> +#include <rtl/ustrbuf.hxx> +#include <xmloff/xmlnamespace.hxx> +#include <xmloff/namespacemap.hxx> + +#include <xmloff/xmltoken.hxx> +#include <xmloff/xmlmetae.hxx> +#include <xmloff/DashStyle.hxx> +#include <xmloff/GradientStyle.hxx> +#include <xmloff/HatchStyle.hxx> +#include <xmloff/ImageStyle.hxx> +#include <xmloff/MarkerStyle.hxx> +#include <com/sun/star/embed/XTransactedObject.hpp> +#include <comphelper/processfactory.hxx> +#include <unotools/streamwrap.hxx> +#include <svx/xmlgrhlp.hxx> + +#include <xmlxtexp.hxx> + +#include <comphelper/storagehelper.hxx> +#include <memory> + +using namespace com::sun::star; +using namespace com::sun::star::container; +using namespace com::sun::star::document; +using namespace com::sun::star::uno; +using namespace com::sun::star::awt; +using namespace com::sun::star::lang; +using namespace com::sun::star::xml::sax; +using namespace ::xmloff::token; +using namespace cppu; + +using com::sun::star::embed::XTransactedObject; + +namespace { + +class SvxXMLTableEntryExporter +{ +public: + explicit SvxXMLTableEntryExporter( SvXMLExport& rExport ) : mrExport( rExport ) {} + virtual ~SvxXMLTableEntryExporter(); + + virtual void exportEntry( const OUString& rStrName, const Any& rValue ) = 0; + +protected: + SvXMLExport& mrExport; +}; + +class SvxXMLColorEntryExporter : public SvxXMLTableEntryExporter +{ +public: + explicit SvxXMLColorEntryExporter( SvXMLExport& rExport ); + + virtual void exportEntry( const OUString& rStrName, const Any& rValue ) override; +}; + +class SvxXMLLineEndEntryExporter : public SvxXMLTableEntryExporter +{ +public: + explicit SvxXMLLineEndEntryExporter( SvXMLExport& rExport ); + + virtual void exportEntry( const OUString& rStrName, const Any& rValue ) override; +private: + XMLMarkerStyleExport maMarkerStyle; +}; + +class SvxXMLDashEntryExporter : public SvxXMLTableEntryExporter +{ +public: + explicit SvxXMLDashEntryExporter( SvXMLExport& rExport ); + + virtual void exportEntry( const OUString& rStrName, const Any& rValue ) override; + +private: + XMLDashStyleExport maDashStyle; +}; + +class SvxXMLHatchEntryExporter : public SvxXMLTableEntryExporter +{ +public: + explicit SvxXMLHatchEntryExporter( SvXMLExport& rExport ); + + virtual void exportEntry( const OUString& rStrName, const Any& rValue ) override; +private: + XMLHatchStyleExport maHatchStyle; +}; + +class SvxXMLGradientEntryExporter : public SvxXMLTableEntryExporter +{ +public: + explicit SvxXMLGradientEntryExporter( SvXMLExport& rExport ); + + virtual void exportEntry( const OUString& rStrName, const Any& rValue ) override; +private: + XMLGradientStyleExport maGradientStyle; +}; + +class SvxXMLBitmapEntryExporter : public SvxXMLTableEntryExporter +{ +public: + explicit SvxXMLBitmapEntryExporter( SvXMLExport& rExport ); + + virtual void exportEntry( const OUString& rStrName, const Any& rValue ) override; +}; + +} + +SvxXMLXTableExportComponent::SvxXMLXTableExportComponent( + const css::uno::Reference< css::uno::XComponentContext >& rContext, + const uno::Reference<xml::sax::XDocumentHandler> & rHandler, + const uno::Reference<container::XNameContainer >& xTable, + uno::Reference<document::XGraphicStorageHandler> const & xGraphicStorageHandler) +: SvXMLExport(rContext, "", /*rFileName*/"", rHandler, nullptr, FieldUnit::MM_100TH, SvXMLExportFlags::NONE), + mxTable( xTable ) +{ + + GetNamespaceMap_().Add( GetXMLToken(XML_NP_OOO), GetXMLToken(XML_N_OOO), XML_NAMESPACE_OOO ); + GetNamespaceMap_().Add( GetXMLToken(XML_NP_OFFICE), GetXMLToken(XML_N_OFFICE), XML_NAMESPACE_OFFICE ); + GetNamespaceMap_().Add( GetXMLToken(XML_NP_DRAW), GetXMLToken(XML_N_DRAW), XML_NAMESPACE_DRAW ); + GetNamespaceMap_().Add( GetXMLToken(XML_NP_XLINK), GetXMLToken(XML_N_XLINK), XML_NAMESPACE_XLINK ); + GetNamespaceMap_().Add( GetXMLToken(XML_NP_SVG), GetXMLToken(XML_N_SVG), XML_NAMESPACE_SVG ); + GetNamespaceMap_().Add( GetXMLToken(XML_NP_LO_EXT), GetXMLToken(XML_N_LO_EXT), XML_NAMESPACE_LO_EXT); + SetGraphicStorageHandler(xGraphicStorageHandler); +} + +SvxXMLXTableExportComponent::~SvxXMLXTableExportComponent() +{ +} + +static void initializeStreamMetadata( const uno::Reference< uno::XInterface > &xOut ) +{ + uno::Reference< beans::XPropertySet > xProps( xOut, uno::UNO_QUERY ); + if( !xProps.is() ) + { + OSL_FAIL( "Missing stream metadata interface" ); + return; + } + + try + { + xProps->setPropertyValue("MediaType", uno::Any( OUString( "text/xml" ) ) ); + + // use stock encryption + xProps->setPropertyValue("UseCommonStoragePasswordEncryption", uno::Any( true ) ); + } catch ( const uno::Exception & ) + { + TOOLS_WARN_EXCEPTION("svx", "exception setting stream metadata"); + } +} + +static void createStorageStream( uno::Reference < io::XOutputStream > *xOut, + rtl::Reference<SvXMLGraphicHelper>& rxGraphicHelper, + const uno::Reference < embed::XStorage >& xSubStorage ) +{ + uno::Reference < io::XStream > xStream = xSubStorage->openStreamElement( + "Content.xml", + embed::ElementModes::WRITE ); + rxGraphicHelper = SvXMLGraphicHelper::Create( xSubStorage, SvXMLGraphicHelperMode::Write ); + initializeStreamMetadata( xStream ); + *xOut = xStream->getOutputStream(); +} + +bool SvxXMLXTableExportComponent::save( + const OUString& rURL, + const uno::Reference<container::XNameContainer >& xTable, + const uno::Reference<embed::XStorage >& xStorage, + OUString *pOptName ) +{ + bool bRet = false; + std::unique_ptr<SfxMedium> pMedium; + rtl::Reference<SvXMLGraphicHelper> xGraphicHelper; + + INetURLObject aURLObj( rURL ); + bool bToStorage = aURLObj.GetProtocol() == INetProtocol::NotValid; // a relative path + bool bSaveAsStorage = xTable->getElementType() == cppu::UnoType<awt::XBitmap>::get(); + + if( pOptName ) + *pOptName = rURL; + + try + { + uno::Reference< uno::XComponentContext> xContext( ::comphelper::getProcessComponentContext() ); + + uno::Reference< xml::sax::XWriter > xWriter = xml::sax::Writer::create( xContext ); + + uno::Reference < io::XStream > xStream; + uno::Reference < io::XOutputStream > xOut; + uno::Reference<embed::XStorage > xSubStorage; + uno::Reference<XGraphicStorageHandler> xGraphicStorageHandler; + const sal_Int32 eCreate = embed::ElementModes::WRITE | embed::ElementModes::TRUNCATE; + + if( !bToStorage || !xStorage.is() ) + { // local URL -> SfxMedium route + if( bSaveAsStorage ) + { + // ideally this should use a ZIP_STORAGE_FORMAT_STRING storage + // but changing it to that could cause problems loading the + // file with an old version of LO that expects to find in the + // user profile a PACKAGE_STORAGE_FORMAT_STRING storage + xSubStorage = ::comphelper::OStorageHelper::GetStorageFromURL( rURL, eCreate ); + } + else + { + pMedium.reset(new SfxMedium( rURL, StreamMode::WRITE | StreamMode::TRUNC )); + + SvStream* pStream = pMedium->GetOutStream(); + if( !pStream ) + { + OSL_FAIL( "no output stream!" ); + return false; + } + + xOut = new utl::OOutputStreamWrapper( *pStream ); + } + } + else // save into the xSubStorage + { + OUString aPath = rURL; + + if( bSaveAsStorage ) + { + try { + xSubStorage = xStorage->openStorageElement( aPath, eCreate ); + } catch (uno::Exception &) { + OSL_FAIL( "no output storage!" ); + return false; + } + } + else + { + aPath += ".xml"; + try { + xStream = xStorage->openStreamElement( aPath, eCreate ); + if( !xStream.is() ) + return false; + initializeStreamMetadata( xStream ); + xOut = xStream->getOutputStream(); + } catch (uno::Exception &) { + OSL_FAIL( "no output stream!" ); + return false; + } + if( pOptName ) + *pOptName = aPath; + } + } + + if( !xOut.is() && xSubStorage.is() ) + createStorageStream( &xOut, xGraphicHelper, xSubStorage ); + if( !xOut.is() ) + return false; + + xWriter->setOutputStream( xOut ); + if( xGraphicHelper.is() ) + xGraphicStorageHandler = xGraphicHelper.get(); + + // Finally do the export + rtl::Reference< SvxXMLXTableExportComponent > xExporter( new SvxXMLXTableExportComponent( xContext, xWriter, xTable, xGraphicStorageHandler ) ); + bRet = xExporter->exportTable(); + + if( xGraphicHelper ) + xGraphicHelper->dispose(); + xGraphicHelper.clear(); + + if( xSubStorage.is() ) + { + uno::Reference< XTransactedObject > xTrans( xSubStorage, UNO_QUERY ); + if( xTrans.is() ) + xTrans->commit(); + + xSubStorage->dispose(); + } + } + catch( uno::Exception& ) + { + bRet = false; + } + + if( pMedium ) + pMedium->Commit(); + + return bRet; +} + +bool SvxXMLXTableExportComponent::exportTable() noexcept +{ + bool bRet = false; + + try + { + GetDocHandler()->startDocument(); + + addChaffWhenEncryptedStorage(); + + // export namespaces + sal_uInt16 nPos = GetNamespaceMap().GetFirstKey(); + while( USHRT_MAX != nPos ) + { + GetAttrList().AddAttribute( GetNamespaceMap().GetAttrNameByKey( nPos ), GetNamespaceMap().GetNameByKey( nPos ) ); + nPos = GetNamespaceMap().GetNextKey( nPos ); + } + + do + { + if( !mxTable.is() ) + break; + + char const* pEleName; + Type aExportType = mxTable->getElementType(); + std::unique_ptr<SvxXMLTableEntryExporter> pExporter; + + if( aExportType == cppu::UnoType<sal_Int32>::get() ) + { + pExporter.reset(new SvxXMLColorEntryExporter(*this)); + pEleName = "color-table"; + } + else if( aExportType == cppu::UnoType< drawing::PolyPolygonBezierCoords >::get() ) + { + pExporter.reset(new SvxXMLLineEndEntryExporter(*this)); + pEleName = "marker-table"; + } + else if( aExportType == cppu::UnoType< drawing::LineDash >::get() ) + { + pExporter.reset(new SvxXMLDashEntryExporter(*this)); + pEleName = "dash-table"; + } + else if( aExportType == cppu::UnoType< drawing::Hatch >::get() ) + { + pExporter.reset(new SvxXMLHatchEntryExporter(*this)); + pEleName = "hatch-table"; + } + else if( aExportType == cppu::UnoType< awt::Gradient >::get() ) + { + pExporter.reset(new SvxXMLGradientEntryExporter(*this)); + pEleName = "gradient-table"; + } + else if( aExportType == cppu::UnoType<awt::XBitmap>::get()) + { + pExporter.reset(new SvxXMLBitmapEntryExporter(*this)); + pEleName = "bitmap-table"; + } + else + { + OSL_FAIL( "unknown type for export"); + break; + } + + SvXMLElementExport aElem( *this, XML_NAMESPACE_OOO, pEleName, true, true ); + + const Sequence< OUString > aNames = mxTable->getElementNames(); + Any aAny; + + for( const OUString& rName : aNames ) + { + aAny = mxTable->getByName( rName ); + pExporter->exportEntry( rName, aAny ); + } + + bRet = true; + } + while(false); + + GetDocHandler()->endDocument(); + } + catch( Exception const& ) + { + bRet = false; + } + + return bRet; +} + +// methods without content: +void SvxXMLXTableExportComponent::ExportAutoStyles_() {} +void SvxXMLXTableExportComponent::ExportMasterStyles_() {} +void SvxXMLXTableExportComponent::ExportContent_() {} + + +SvxXMLTableEntryExporter::~SvxXMLTableEntryExporter() +{ +} + + +SvxXMLColorEntryExporter::SvxXMLColorEntryExporter( SvXMLExport& rExport ) +: SvxXMLTableEntryExporter( rExport ) +{ +} + +void SvxXMLColorEntryExporter::exportEntry( const OUString& rStrName, const Any& rValue ) +{ + mrExport.AddAttribute( XML_NAMESPACE_DRAW, XML_NAME, rStrName ); + + sal_Int32 nColor = 0; + rValue >>= nColor; + + OUStringBuffer aOut; + ::sax::Converter::convertColor( aOut, nColor ); + mrExport.AddAttribute( XML_NAMESPACE_DRAW, XML_COLOR, aOut.makeStringAndClear() ); + + SvXMLElementExport aElem( mrExport, XML_NAMESPACE_DRAW, XML_COLOR, true, true ); +} + + +SvxXMLLineEndEntryExporter::SvxXMLLineEndEntryExporter( SvXMLExport& rExport ) +: SvxXMLTableEntryExporter( rExport ), maMarkerStyle( rExport ) +{ +} + +void SvxXMLLineEndEntryExporter::exportEntry( const OUString& rStrName, const Any& rValue ) +{ + maMarkerStyle.exportXML( rStrName, rValue ); +} + + +SvxXMLDashEntryExporter::SvxXMLDashEntryExporter( SvXMLExport& rExport ) +: SvxXMLTableEntryExporter( rExport ), maDashStyle( rExport ) +{ +} + +void SvxXMLDashEntryExporter::exportEntry( const OUString& rStrName, const Any& rValue ) +{ + maDashStyle.exportXML( rStrName, rValue ); +} + + +SvxXMLHatchEntryExporter::SvxXMLHatchEntryExporter( SvXMLExport& rExport ) +: SvxXMLTableEntryExporter( rExport ), maHatchStyle( rExport ) +{ +} + +void SvxXMLHatchEntryExporter::exportEntry( const OUString& rStrName, const Any& rValue ) +{ + maHatchStyle.exportXML( rStrName, rValue ); +} + + +SvxXMLGradientEntryExporter::SvxXMLGradientEntryExporter( SvXMLExport& rExport ) +: SvxXMLTableEntryExporter( rExport ), maGradientStyle( rExport ) +{ +} + +void SvxXMLGradientEntryExporter::exportEntry( const OUString& rStrName, const Any& rValue ) +{ + maGradientStyle.exportXML( rStrName, rValue ); +} + + +SvxXMLBitmapEntryExporter::SvxXMLBitmapEntryExporter( SvXMLExport& rExport ) +: SvxXMLTableEntryExporter( rExport ) +{ +} + +void SvxXMLBitmapEntryExporter::exportEntry( const OUString& rStrName, const Any& rValue ) +{ + XMLImageStyle::exportXML(rStrName, rValue, mrExport); +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |