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, 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: */