Add 'Track Changes Handler' for 'Extra' redlines

This handler will process 'track changes' information for 'extra' redline
objects (such as 'table row insert\delete' redlines)

Reviewed on:
	https://gerrit.libreoffice.org/7802

Change-Id: I8dd0bd70dbdcb3cb7eae76595957817de08c66fc

writerfilter/Library_writerfilter.mk

@@ -107,6 +107,7 @@ $(eval $(call gb_Library_add_exception_objects,writerfilter,\
     writerfilter/source/dmapper/GraphicImport \
     writerfilter/source/dmapper/LatentStyleHandler \
     writerfilter/source/dmapper/MeasureHandler \
+    writerfilter/source/dmapper/TrackChangesHandler \
     writerfilter/source/dmapper/ModelEventListener \
     writerfilter/source/dmapper/NumberingManager \
     writerfilter/source/dmapper/OLEHandler \

writerfilter/source/dmapper/TrackChangesHandler.cxx

+/* -*- 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/.
+ */
+#include <TrackChangesHandler.hxx>
+#include <PropertyMap.hxx>
+#include <ConversionHelper.hxx>
+#include <ooxml/resourceids.hxx>
+#include <ooxml/OOXMLFastTokens.hxx>
+#include "dmapperLoggers.hxx"
+
+namespace writerfilter {
+namespace dmapper {
+
+using namespace ::com::sun::star;
+
+
+TrackChangesHandler::TrackChangesHandler( sal_Int32 nToken ) :
+LoggedProperties(dmapper_logger, "TrackChangesHandler")
+{
+    m_pRedlineParams = RedlineParamsPtr( new RedlineParams() );
+    m_pRedlineParams->m_nToken = nToken;
+}
+
+
+TrackChangesHandler::~TrackChangesHandler()
+{
+}
+
+
+void TrackChangesHandler::lcl_attribute(Id rName, Value & rVal)
+{
+    sal_Int32 nIntValue = rVal.getInt();
+    OUString sStringValue = rVal.getString();
+    (void)rName;
+    switch( rName )
+    {
+        case NS_ooxml::LN_CT_TrackChange_author:
+        {
+            m_pRedlineParams->m_sAuthor = sStringValue;
+        }
+        break;
+        case NS_ooxml::LN_CT_TrackChange_date:
+        {
+            m_pRedlineParams->m_sDate = sStringValue;
+        }
+        break;
+        case NS_ooxml::LN_CT_Markup_id:
+        {
+            m_pRedlineParams->m_nId = nIntValue;
+        }
+        break;
+        default:
+            OSL_FAIL( "unknown attribute");
+    }
+}
+
+uno::Sequence<beans::PropertyValue> TrackChangesHandler::getRedlineProperties() const
+{
+    uno::Sequence< beans::PropertyValue > aRedlineProperties(3);
+    beans::PropertyValue* pRedlineProperties = aRedlineProperties.getArray();
+
+    PropertyNameSupplier& rPropNameSupplier = PropertyNameSupplier::GetPropertyNameSupplier();
+
+    OUString sType;
+    switch ( m_pRedlineParams->m_nToken & 0xffff )
+    {
+        case ooxml::OOXML_tableRowInsert:
+            sType = rPropNameSupplier.GetName( PROP_TABLE_ROW_INSERT );
+            break;
+        case ooxml::OOXML_tableRowDelete:
+            sType = rPropNameSupplier.GetName( PROP_TABLE_ROW_DELETE );
+            break;
+    }
+
+    pRedlineProperties[0].Name = rPropNameSupplier.GetName( PROP_REDLINE_TYPE );
+    pRedlineProperties[0].Value <<= sType;
+    pRedlineProperties[1].Name = rPropNameSupplier.GetName( PROP_REDLINE_AUTHOR );
+    pRedlineProperties[1].Value <<= m_pRedlineParams->m_sAuthor;
+    pRedlineProperties[2].Name = rPropNameSupplier.GetName( PROP_REDLINE_DATE_TIME );
+    pRedlineProperties[2].Value <<= ConversionHelper::ConvertDateStringToDateTime( m_pRedlineParams->m_sDate );
+    //pRedlineProperties[3].Name = rPropNameSupplier.GetName( PROP_REDLINE_REVERT_PROPERTIES );
+    //pRedlineProperties[3].Value <<= pRedline->m_aRevertProperties;
+
+    return aRedlineProperties;
+}
+
+void TrackChangesHandler::lcl_sprm(Sprm & rSprm)
+{
+    (void)rSprm;
+}
+
+} //namespace dmapper
+} //namespace writerfilter
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */

writerfilter/source/dmapper/TrackChangesHandler.hxx

+/* -*- 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/.
+ */
+#ifndef INCLUDED_TRACKCHANGESHANDLER_HXX
+#define INCLUDED_TRACKCHANGESHANDLER_HXX
+
+#include <WriterFilterDllApi.hxx>
+#include <resourcemodel/LoggedResources.hxx>
+#include <boost/shared_ptr.hpp>
+#include <com/sun/star/beans/PropertyValue.hpp>
+#include <DomainMapper_Impl.hxx>
+
+namespace writerfilter {
+namespace dmapper
+{
+/** Handler for sprms that contain 'track changes' attributes
+    - Author
+    - Date
+    - ID
+    (This class is based on work done in 'MeasureHandler')
+ */
+class TrackChangesHandler : public LoggedProperties
+{
+    RedlineParamsPtr     m_pRedlineParams;
+
+    // Properties
+    virtual void lcl_attribute(Id Name, Value & val);
+    virtual void lcl_sprm(Sprm & sprm);
+
+public:
+    TrackChangesHandler( sal_Int32 nToken );
+    virtual ~TrackChangesHandler();
+
+    // Compute the UNO properties for the track changes object based on the received tokens.
+    com::sun::star::uno::Sequence<com::sun::star::beans::PropertyValue> getRedlineProperties() const;
+};
+typedef boost::shared_ptr
+    < TrackChangesHandler >  TrackChangesHandlerPtr;
+}}
+
+#endif //
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */