Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 485 insertions, 0 deletions

diff --git a/svx/source/xml/xmlxtexp.cxx b/svx/source/xml/xmlxtexp.cxx
new file mode 100644
index 000000000..103752b05
--- /dev/null
+++ b/svx/source/xml/xmlxtexp.cxx
@@ -0,0 +1,485 @@
+/* -*- 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 <tools/diagnose_ex.h>
+#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 );
+    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 )
+                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: */