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, 187 insertions, 0 deletions

diff --git a/xmloff/source/transform/FrameOASISTContext.cxx b/xmloff/source/transform/FrameOASISTContext.cxx
new file mode 100644
index 000000000..e2c2295c8
--- /dev/null
+++ b/xmloff/source/transform/FrameOASISTContext.cxx
@@ -0,0 +1,187 @@
+/* -*- 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 "FrameOASISTContext.hxx"
+#include "IgnoreTContext.hxx"
+#include "MutableAttrList.hxx"
+#include <xmloff/xmlnamespace.hxx>
+#include "ActionMapTypesOASIS.hxx"
+#include "ElemTransformerAction.hxx"
+#include "TransformerActions.hxx"
+#include "TransformerBase.hxx"
+#include <osl/diagnose.h>
+
+
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::xml::sax;
+using namespace ::xmloff::token;
+
+bool XMLFrameOASISTransformerContext::IsLinkedEmbeddedObject(
+            std::u16string_view rLocalName,
+            const Reference< XAttributeList >& rAttrList )
+{
+    if( !(IsXMLToken( rLocalName, XML_OBJECT ) ||
+          IsXMLToken( rLocalName, XML_OBJECT_OLE)  ) )
+        return false;
+
+    sal_Int16 nAttrCount = rAttrList.is() ? rAttrList->getLength() : 0;
+    for( sal_Int16 i=0; i < nAttrCount; i++ )
+    {
+        OUString aAttrName( rAttrList->getNameByIndex( i ) );
+        OUString aLocalName;
+        sal_uInt16 nPrefix =
+            GetTransformer().GetNamespaceMap().GetKeyByAttrName( aAttrName,
+                                                                 &aLocalName );
+        if( XML_NAMESPACE_XLINK == nPrefix &&
+            IsXMLToken( aLocalName, XML_HREF ) )
+        {
+            OUString sHRef( rAttrList->getValueByIndex( i ) );
+            if (sHRef.isEmpty())
+            {
+                // When the href is empty then the object is not linked but
+                // a placeholder.
+                return false;
+            }
+            GetTransformer().ConvertURIToOOo( sHRef, true );
+            return sHRef.isEmpty() || '#' != sHRef[0];
+        }
+    }
+
+    return false;
+}
+
+
+XMLFrameOASISTransformerContext::XMLFrameOASISTransformerContext(
+        XMLTransformerBase& rImp,
+        const OUString& rQName ) :
+    XMLTransformerContext( rImp, rQName ),
+    m_bIgnoreElement( false )
+{
+}
+
+XMLFrameOASISTransformerContext::~XMLFrameOASISTransformerContext()
+{
+}
+
+void XMLFrameOASISTransformerContext::StartElement(
+    const Reference< XAttributeList >& rAttrList )
+{
+    m_xAttrList = new XMLMutableAttributeList( rAttrList, true );
+
+    sal_Int16 nAttrCount = rAttrList.is() ? rAttrList->getLength() : 0;
+    for( sal_Int16 i=0; i < nAttrCount; i++ )
+    {
+        const OUString& rAttrName = rAttrList->getNameByIndex( i );
+        OUString aLocalName;
+        sal_uInt16 nPrefix =
+            GetTransformer().GetNamespaceMap().GetKeyByAttrName( rAttrName, &aLocalName );
+
+        if( (nPrefix == XML_NAMESPACE_PRESENTATION) && IsXMLToken( aLocalName, XML_CLASS ) )
+        {
+            const OUString& rAttrValue = rAttrList->getValueByIndex( i );
+            if( IsXMLToken( rAttrValue, XML_HEADER ) || IsXMLToken( rAttrValue, XML_FOOTER ) ||
+                IsXMLToken( rAttrValue, XML_PAGE_NUMBER ) || IsXMLToken( rAttrValue, XML_DATE_TIME ) )
+            {
+                m_bIgnoreElement = true;
+                break;
+            }
+        }
+    }
+}
+
+rtl::Reference<XMLTransformerContext> XMLFrameOASISTransformerContext::CreateChildContext(
+        sal_uInt16 nPrefix,
+        const OUString& rLocalName,
+        const OUString& rQName,
+        const Reference< XAttributeList >& rAttrList )
+{
+    rtl::Reference<XMLTransformerContext> pContext;
+
+    if( m_bIgnoreElement )
+    {
+        // do not export the frame element and all of its children
+        pContext.set(new XMLIgnoreTransformerContext( GetTransformer(),
+                                                                rQName,
+                                                                true, true ));
+    }
+    else
+    {
+        XMLTransformerActions *pActions =
+            GetTransformer().GetUserDefinedActions( OASIS_FRAME_ELEM_ACTIONS );
+        OSL_ENSURE( pActions, "go no actions" );
+        XMLTransformerActions::key_type aKey( nPrefix, rLocalName );
+        XMLTransformerActions::const_iterator aIter = pActions->find( aKey );
+
+        if( aIter != pActions->end() )
+        {
+            switch( (*aIter).second.m_nActionType )
+            {
+            case XML_ETACTION_COPY:
+                if( m_aElemQName.isEmpty() &&
+                    !IsLinkedEmbeddedObject( rLocalName, rAttrList ) )
+                {
+                    pContext.set(new XMLIgnoreTransformerContext( GetTransformer(),
+                                                                rQName,
+                                                                false, false ));
+                    m_aElemQName = rQName;
+                    static_cast< XMLMutableAttributeList * >( m_xAttrList.get() )
+                        ->AppendAttributeList( rAttrList );
+                    GetTransformer().ProcessAttrList( m_xAttrList,
+                                                      OASIS_SHAPE_ACTIONS,
+                                                      false );
+                    GetTransformer().GetDocHandler()->startElement( m_aElemQName, m_xAttrList );
+                }
+                else
+                {
+                    pContext.set(new XMLIgnoreTransformerContext( GetTransformer(),
+                                                                rQName,
+                                                                true, true ));
+                }
+                break;
+            default:
+                OSL_ENSURE( false, "unknown action" );
+                break;
+            }
+        }
+    }
+
+    // default is copying
+    if( !pContext.is() )
+        pContext = XMLTransformerContext::CreateChildContext( nPrefix,
+                                                              rLocalName,
+                                                              rQName,
+                                                              rAttrList );
+
+    return pContext;
+}
+
+void XMLFrameOASISTransformerContext::EndElement()
+{
+    if( !m_bIgnoreElement )
+        GetTransformer().GetDocHandler()->endElement( m_aElemQName );
+}
+
+void XMLFrameOASISTransformerContext::Characters( const OUString& rChars )
+{
+    // ignore
+    if( !m_aElemQName.isEmpty() && !m_bIgnoreElement )
+        XMLTransformerContext::Characters( rChars );
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */