[Libreoffice-commits] core.git: Branch 'libreoffice-4-3' - sc/source

[Kohei Yoshida]

 sc/source/filter/excel/xeescher.cxx |    5 ++
 sc/source/filter/inc/xeescher.hxx   |    2 +
 sc/source/filter/xcl97/xcl97rec.cxx |   68 +++++++++++++++++++++++++++++++-----
 3 files changed, 66 insertions(+), 9 deletions(-)

New commits:
commit ed1be52c508914c7cbe30f325042f54fd18c70b1
Author: Kohei Yoshida <kohei.yoshida at collabora.com>
Date:   Tue Aug 12 21:24:17 2014 -0400

    bnc#822170: Let's not even try to export invalid chart objects.
    
    If we do, at best, Excel will complain about the document needing
    repair.  At worst Excel will skip some of the other valid drawing
    objects from being loaded.
    
    (cherry picked from commit 692878e3bb83c0fc104c5cca946c25ccf2d84ab2)
    
    Conflicts:
    	sc/source/filter/xcl97/xcl97rec.cxx
    
    Change-Id: If3794d0ae9d8b44b124020bb12b5369dfebc95ae
    Reviewed-on: https://gerrit.libreoffice.org/10899
    Reviewed-by: Eike Rathke <erack at redhat.com>
    Tested-by: Eike Rathke <erack at redhat.com>

diff --git a/sc/source/filter/excel/xeescher.cxx b/sc/source/filter/excel/xeescher.cxx
index d91e15d..a1f6350 100644
--- a/sc/source/filter/excel/xeescher.cxx
+++ b/sc/source/filter/excel/xeescher.cxx
@@ -1189,6 +1189,11 @@ void XclExpChartObj::WriteShapeTransformation( sax_fastparser::FSHelperPtr pFS,
     pFS->endElementNS( XML_xdr, XML_xfrm );
 }
 
+const css::uno::Reference<css::chart::XChartDocument>& XclExpChartObj::GetChartDoc() const
+{
+    return mxChartDoc;
+}
+
 XclExpNote::XclExpNote( const XclExpRoot& rRoot, const ScAddress& rScPos,
         const ScPostIt* pScNote, const OUString& rAddText ) :
     XclExpRecord( EXC_ID_NOTE ),
diff --git a/sc/source/filter/inc/xeescher.hxx b/sc/source/filter/inc/xeescher.hxx
index 599cc5e..490a779 100644
--- a/sc/source/filter/inc/xeescher.hxx
+++ b/sc/source/filter/inc/xeescher.hxx
@@ -304,6 +304,8 @@ public:
     virtual void        WriteChartObj( sax_fastparser::FSHelperPtr pDrawing, XclExpXmlStream& rStrm );
     void WriteShapeTransformation( sax_fastparser::FSHelperPtr pFS, const XShapeRef& rXShape, bool bFlipH = false, bool bFlipV = false, sal_Int32 nRotation = 0 );
 
+    const css::uno::Reference<css::chart::XChartDocument>& GetChartDoc() const;
+
 private:
     typedef boost::shared_ptr< XclExpChart > XclExpChartRef;
     XclExpChartRef      mxChart;        /// The chart itself (BOF/EOF substream data).
diff --git a/sc/source/filter/xcl97/xcl97rec.cxx b/sc/source/filter/xcl97/xcl97rec.cxx
index bb4eb8c..3b76edd 100644
--- a/sc/source/filter/xcl97/xcl97rec.cxx
+++ b/sc/source/filter/xcl97/xcl97rec.cxx
@@ -72,6 +72,8 @@
 #include <com/sun/star/sheet/XCellAddressable.hpp>
 #include <com/sun/star/sheet/XCellRangeAddressable.hpp>
 #include <com/sun/star/embed/Aspects.hpp>
+#include <com/sun/star/chart2/XCoordinateSystemContainer.hpp>
+#include <com/sun/star/chart2/XChartTypeContainer.hpp>
 #include <oox/token/tokens.hxx>
 #include <oox/export/shapes.hxx>
 #include <oox/export/utils.hxx>
@@ -164,6 +166,8 @@ void XclExpObjList::Save( XclExpStream& rStrm )
         pSolverContainer->Save( rStrm );
 }
 
+namespace {
+
 static bool IsVmlObject( const XclObj *rObj )
 {
     switch( rObj->GetObjType() )
@@ -188,11 +192,61 @@ static sal_Int32 GetVmlObjectCount( XclExpObjList& rList )
     return nNumVml;
 }
 
+bool IsValidObject( const XclObj& rObj )
+{
+    if (rObj.GetObjType() == EXC_OBJTYPE_CHART)
+    {
+        // Chart object.  Make sure it's a valid chart object.  We skip
+        // invalid chart objects from exporting to prevent Excel from
+        // complaining on load.
+
+        const XclExpChartObj& rChartObj = static_cast<const XclExpChartObj&>(rObj);
+        uno::Reference<chart2::XChartDocument> xChartDoc(rChartObj.GetChartDoc(), uno::UNO_QUERY);
+        if (!xChartDoc.is())
+            return false;
+
+        uno::Reference<chart2::XDiagram> xDiagram = xChartDoc->getFirstDiagram();
+        if (!xDiagram.is())
+            return false;
+
+        uno::Reference<chart2::XCoordinateSystemContainer> xCooSysContainer(xDiagram, uno::UNO_QUERY);
+        if (!xCooSysContainer.is())
+            return false;
+
+        uno::Sequence<uno::Reference<chart2::XCoordinateSystem> > xCooSysSeq = xCooSysContainer->getCoordinateSystems();
+        if (!xCooSysSeq.getLength())
+            return false;
+
+        for (sal_Int32 nCooSys = 0; nCooSys < xCooSysSeq.getLength(); ++nCooSys)
+        {
+            Reference<chart2::XChartTypeContainer> xChartTypeCont(xCooSysSeq[nCooSys], uno::UNO_QUERY);
+            if (!xChartTypeCont.is())
+                return false;
+
+            uno::Sequence<uno::Reference<chart2::XChartType> > xChartTypeSeq = xChartTypeCont->getChartTypes();
+            if (!xChartTypeSeq.getLength())
+                // No chart type.  Not good.
+                return false;
+        }
+    }
+
+    return true;
+}
 
 static void SaveDrawingMLObjects( XclExpObjList& rList, XclExpXmlStream& rStrm, sal_Int32& nDrawingMLCount )
 {
-    sal_Int32 nVmlObjects = GetVmlObjectCount( rList );
-    if( (rList.size() - nVmlObjects) == 0 )
+    std::vector<XclObj*> aList;
+    aList.reserve(rList.size());
+    std::vector<XclObj*>::iterator it = rList.begin(), itEnd = rList.end();
+    for (; it != itEnd; ++it)
+    {
+        if (IsVmlObject(*it) || !IsValidObject(**it))
+            continue;
+
+        aList.push_back(*it);
+    }
+
+    if (aList.empty())
         return;
 
     sal_Int32 nDrawing = ++nDrawingMLCount;
@@ -216,13 +270,8 @@ static void SaveDrawingMLObjects( XclExpObjList& rList, XclExpXmlStream& rStrm,
             FSNS( XML_xmlns, XML_r ),   "http://schemas.openxmlformats.org/officeDocument/2006/relationships",
             FSEND );
 
-    std::vector<XclObj*>::iterator pIter;
-    for ( pIter = rList.begin(); pIter != rList.end(); ++pIter )
-    {
-        if( IsVmlObject( *pIter ) )
-            continue;
-        (*pIter)->SaveXml( rStrm );
-    }
+    for (it = aList.begin(), itEnd = aList.end(); it != itEnd; ++it)
+        (*it)->SaveXml(rStrm);
 
     pDrawing->endElement( FSNS( XML_xdr, XML_wsDr ) );
 
@@ -270,6 +319,7 @@ static void SaveVmlObjects( XclExpObjList& rList, XclExpXmlStream& rStrm, sal_In
     rStrm.PopStream();
 }
 
+}
 
 void XclExpObjList::SaveXml( XclExpXmlStream& rStrm )
 {