Fix saving when only topic info was modified (topic itself unchanged)

apps/opencs/model/doc/savingstages.cpp

@@ -134,10 +134,21 @@ void CSMDoc::WriteDialogueCollectionStage::perform (int stage, Messages& message
         state==CSMWorld::RecordBase::State_ModifiedOnly ||
         infoModified)
     {
-        mState.getWriter().startRecord (topic.mModified.sRecordId);
-        mState.getWriter().writeHNCString ("NAME", topic.mModified.mId);
-        topic.mModified.save (mState.getWriter());
-        mState.getWriter().endRecord (topic.mModified.sRecordId);
+        if (infoModified && state != CSMWorld::RecordBase::State_Modified
+                         && state != CSMWorld::RecordBase::State_ModifiedOnly)
+        {
+            mState.getWriter().startRecord (topic.mBase.sRecordId);
+            mState.getWriter().writeHNCString ("NAME", topic.mBase.mId);
+            topic.mBase.save (mState.getWriter());
+            mState.getWriter().endRecord (topic.mBase.sRecordId);
+        }
+        else
+        {
+            mState.getWriter().startRecord (topic.mModified.sRecordId);
+            mState.getWriter().writeHNCString ("NAME", topic.mModified.mId);
+            topic.mModified.save (mState.getWriter());
+            mState.getWriter().endRecord (topic.mModified.sRecordId);
+        }
 
         // write modified selected info records
         for (CSMWorld::InfoCollection::RecordConstIterator iter (range.first); iter!=range.second;