Set Referer for auto-reload

Change-Id: Ie6b664bcd2021820a5baf158582fce7a07c112af

sfx2/source/doc/objmisc.cxx

@@ -1445,6 +1445,10 @@ void AutoReloadTimer_Impl::Timeout()
         aSet.Put( SfxBoolItem( SID_AUTOLOAD, sal_True ) );
         if ( !aUrl.isEmpty() )
             aSet.Put(  SfxStringItem( SID_FILE_NAME, aUrl ) );
+        if (pObjSh->HasName()) {
+            aSet.Put(
+                SfxStringItem(SID_REFERER, pObjSh->GetMedium()->GetName()));
+        }
         SfxRequest aReq( SID_RELOAD, 0, aSet );
         pObjSh->Get_Impl()->pReloadTimer = 0;
         delete this;

sfx2/source/view/viewfrm.cxx

@@ -639,7 +639,13 @@ void SfxViewFrame::ExecReload_Impl( SfxRequest& rReq )
                     pNewSet->Put( *pURLItem );
 
                     // Filter Detection
-                    SfxMedium aMedium( pURLItem->GetValue(), SFX_STREAM_READWRITE );
+                    OUString referer;
+                    SFX_REQUEST_ARG(
+                        rReq, refererItem, SfxStringItem, SID_REFERER, false);
+                    if (refererItem != 0) {
+                        referer = refererItem->GetValue();
+                    }
+                    SfxMedium aMedium( pURLItem->GetValue(), referer, SFX_STREAM_READWRITE );
                     SfxFilterMatcher().GuessFilter( aMedium, &pFilter );
                     if ( pFilter )
                         pNewSet->Put( SfxStringItem( SID_FILTER_NAME, pFilter->GetName() ) );