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, 263 insertions, 0 deletions

diff --git a/xmloff/source/core/XMLEmbeddedObjectImportContext.cxx b/xmloff/source/core/XMLEmbeddedObjectImportContext.cxx
new file mode 100644
index 000000000..29c9f67c1
--- /dev/null
+++ b/xmloff/source/core/XMLEmbeddedObjectImportContext.cxx
@@ -0,0 +1,263 @@
+/* -*- 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 <string_view>
+#include <tuple>
+
+#include <sal/log.hxx>
+#include <com/sun/star/document/XImporter.hpp>
+#include <com/sun/star/uno/XComponentContext.hpp>
+#include <com/sun/star/util/XModifiable2.hpp>
+#include <tools/globname.hxx>
+#include <comphelper/classids.hxx>
+#include <xmloff/namespacemap.hxx>
+#include <xmloff/xmlimp.hxx>
+#include <xmloff/xmlnamespace.hxx>
+#include <xmloff/xmltoken.hxx>
+#include <xmloff/attrlist.hxx>
+#include <xmloff/XMLFilterServiceNames.h>
+#include <XMLEmbeddedObjectImportContext.hxx>
+
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::util;
+using namespace ::com::sun::star::beans;
+using namespace ::com::sun::star::lang;
+using namespace ::com::sun::star::document;
+using namespace ::com::sun::star::xml::sax;
+using namespace ::xmloff::token;
+
+namespace {
+
+class XMLEmbeddedObjectImportContext_Impl : public SvXMLImportContext
+{
+    css::uno::Reference< css::xml::sax::XFastDocumentHandler > mxFastHandler;
+
+public:
+
+    XMLEmbeddedObjectImportContext_Impl( SvXMLImport& rImport,
+                                    const css::uno::Reference< css::xml::sax::XFastDocumentHandler >& rHandler );
+
+    virtual css::uno::Reference< css::xml::sax::XFastContextHandler > SAL_CALL createFastChildContext(
+        sal_Int32 nElement,
+        const css::uno::Reference< css::xml::sax::XFastAttributeList >& AttrList ) override;
+
+    virtual void SAL_CALL startFastElement(
+                        sal_Int32 nElement,
+                        const css::uno::Reference< css::xml::sax::XFastAttributeList >& xAttrList ) override;
+
+    virtual void SAL_CALL endFastElement(sal_Int32 nElement) override;
+
+    virtual void SAL_CALL characters( const OUString& rChars ) override;
+};
+
+}
+
+XMLEmbeddedObjectImportContext_Impl::XMLEmbeddedObjectImportContext_Impl(
+        SvXMLImport& rImport,
+        const Reference< XFastDocumentHandler >& rHandler ) :
+    SvXMLImportContext( rImport ),
+    mxFastHandler( rHandler )
+{
+    assert(mxFastHandler);
+}
+
+css::uno::Reference< css::xml::sax::XFastContextHandler > XMLEmbeddedObjectImportContext_Impl::createFastChildContext(
+    sal_Int32 ,
+    const css::uno::Reference< css::xml::sax::XFastAttributeList >&  )
+{
+    return new XMLEmbeddedObjectImportContext_Impl(GetImport(), mxFastHandler);
+}
+
+void XMLEmbeddedObjectImportContext_Impl::startFastElement(
+        sal_Int32 nElement,
+        const Reference< XFastAttributeList >& xAttrList )
+{
+    mxFastHandler->startFastElement( nElement, xAttrList );
+}
+
+void XMLEmbeddedObjectImportContext_Impl::endFastElement(sal_Int32 nElement)
+{
+    mxFastHandler->endFastElement( nElement );
+}
+
+void XMLEmbeddedObjectImportContext_Impl::characters( const OUString& rChars )
+{
+    mxFastHandler->characters( rChars );
+}
+
+
+void XMLEmbeddedObjectImportContext::SetComponent( Reference< XComponent > const & rComp )
+{
+    if( !rComp.is() || sFilterService.isEmpty() )
+        return;
+
+    Sequence<Any> aArgs( 0 );
+
+    Reference< XComponentContext > xContext( GetImport().GetComponentContext() );
+
+    Reference<XInterface> xFilter =
+        xContext->getServiceManager()->createInstanceWithArgumentsAndContext(sFilterService, aArgs, xContext);
+    SAL_WARN_IF(!xFilter, "xmloff", "could not create filter " << sFilterService);
+    if( !xFilter.is() )
+        return;
+
+    assert(dynamic_cast<SvXMLImport*>(xFilter.get()));
+    SvXMLImport *pFastHandler = dynamic_cast<SvXMLImport*>(xFilter.get());
+    mxFastHandler = pFastHandler;
+
+    try
+    {
+        Reference < XModifiable2 > xModifiable2( rComp, UNO_QUERY_THROW );
+        xModifiable2->disableSetModified();
+    }
+    catch( Exception& )
+    {
+    }
+
+    Reference < XImporter > xImporter( mxFastHandler, UNO_QUERY );
+    xImporter->setTargetDocument( rComp );
+
+    xComp = rComp;  // keep ref to component only if there is a handler
+
+    // #i34042: copy namespace declarations
+    // We created a new instance of XMLImport, so we need to propagate the namespace
+    // declarations to it.
+    pFastHandler->GetNamespaceMap() = GetImport().GetNamespaceMap();
+}
+
+XMLEmbeddedObjectImportContext::XMLEmbeddedObjectImportContext(
+        SvXMLImport& rImport, sal_Int32 nElement,
+        const Reference< XFastAttributeList >& xAttrList ) :
+    SvXMLImportContext( rImport )
+{
+    SvGlobalName aName;
+
+    if( nElement == XML_ELEMENT(MATH, XML_MATH) )
+    {
+        sFilterService = XML_IMPORT_FILTER_MATH;
+        aName = SvGlobalName(SO3_SM_CLASSID);
+    }
+    else if( nElement == XML_ELEMENT(OFFICE, XML_DOCUMENT) )
+    {
+        OUString sMime;
+
+        for( auto& aIter : sax_fastparser::castToFastAttributeList(xAttrList) )
+        {
+            switch (aIter.getToken())
+            {
+                case XML_ELEMENT(OFFICE, XML_MIMETYPE):
+                    sMime = aIter.toString();
+                    break;
+                default:
+                    XMLOFF_WARN_UNKNOWN("xmloff", aIter);
+            }
+        }
+
+        OUString sClass;
+        static std::u16string_view const prefixes[] = {
+            u"application/vnd.oasis.openoffice.",
+            u"application/x-vnd.oasis.openoffice.",
+            u"application/vnd.oasis.opendocument.",
+            u"application/x-vnd.oasis.opendocument."};
+        for (auto const & p: prefixes)
+        {
+            if (sMime.startsWith(p, &sClass))
+            {
+                break;
+            }
+        }
+
+        if( !sClass.isEmpty() )
+        {
+            static const std::tuple<XMLTokenEnum, OUString, SvGUID> aServiceMap[] = {
+                { XML_TEXT, XML_IMPORT_FILTER_WRITER, { SO3_SW_CLASSID } },
+                { XML_ONLINE_TEXT, XML_IMPORT_FILTER_WRITER, { SO3_SWWEB_CLASSID } },
+                { XML_SPREADSHEET, XML_IMPORT_FILTER_CALC, { SO3_SC_CLASSID } },
+                { XML_DRAWING, XML_IMPORT_FILTER_DRAW, { SO3_SDRAW_CLASSID } },
+                { XML_GRAPHICS, XML_IMPORT_FILTER_DRAW, { SO3_SDRAW_CLASSID } },
+                { XML_PRESENTATION, XML_IMPORT_FILTER_IMPRESS, { SO3_SIMPRESS_CLASSID } },
+                { XML_CHART, XML_IMPORT_FILTER_CHART, { SO3_SCH_CLASSID } },
+            };
+            for (auto const& [eClass, sMatchingFilterService, rCLASSID] : aServiceMap)
+            {
+                if (IsXMLToken(sClass, eClass))
+                {
+                    sFilterService = sMatchingFilterService;
+                    aName = SvGlobalName(rCLASSID);
+                    break;
+                }
+            }
+        }
+    }
+
+    sCLSID = aName.GetHexName();
+}
+
+XMLEmbeddedObjectImportContext::~XMLEmbeddedObjectImportContext()
+{
+}
+
+css::uno::Reference< css::xml::sax::XFastContextHandler > XMLEmbeddedObjectImportContext::createFastChildContext(
+    sal_Int32 ,
+    const css::uno::Reference< css::xml::sax::XFastAttributeList >& )
+{
+    if( mxFastHandler.is() )
+        return new XMLEmbeddedObjectImportContext_Impl( GetImport(), mxFastHandler );
+    return nullptr;
+}
+
+void XMLEmbeddedObjectImportContext::startFastElement(
+        sal_Int32 nElement,
+        const Reference< XFastAttributeList >& rAttrList )
+{
+    if( !mxFastHandler.is() )
+        return;
+
+    mxFastHandler->startDocument();
+    mxFastHandler->startFastElement( nElement, rAttrList );
+}
+
+void XMLEmbeddedObjectImportContext::endFastElement(sal_Int32 nElement)
+{
+    if( !mxFastHandler.is() )
+        return;
+
+    mxFastHandler->endFastElement( nElement );
+    mxFastHandler->endDocument();
+
+    try
+    {
+        Reference < XModifiable2 > xModifiable2( xComp, UNO_QUERY_THROW );
+        xModifiable2->enableSetModified();
+        xModifiable2->setModified( true ); // trigger new replacement image generation
+    }
+    catch( Exception& )
+    {
+    }
+}
+
+void XMLEmbeddedObjectImportContext::characters( const OUString& rChars )
+{
+    if( mxFastHandler.is() )
+        mxFastHandler->characters( rChars );
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */