Import ODF with data transformations

Change-Id: Iee76ed28d0dcd4ee57115ec951a181b2cf8d35fd
Reviewed-on: https://gerrit.libreoffice.org/57239
Tested-by: Jenkins
Reviewed-by: Markus Mohrhard <markus.mohrhard@googlemail.com>

sc/Library_sc.mk

@@ -346,6 +346,7 @@ $(eval $(call gb_Library_add_exception_objects,sc,\
     sc/source/filter/xml/xmlstyli \
     sc/source/filter/xml/xmlsubti \
     sc/source/filter/xml/xmltabi \
+    sc/source/filter/xml/xmltransformationi \
     sc/source/filter/xml/xmlwrap \
     sc/source/filter/chart/chart_imp \
     sc/source/filter/importfilterdata \

sc/source/filter/xml/xmlmappingi.cxx

@@ -8,6 +8,7 @@
  */
 
 #include "xmlmappingi.hxx"
+#include "xmltransformationi.hxx"
 
 #include <xmloff/xmltkmap.hxx>
 #include <xmloff/nmspmap.hxx>
@@ -51,6 +52,11 @@ uno::Reference< xml::sax::XFastContextHandler > SAL_CALL ScXMLMappingsContext::c
             pContext = new ScXMLMappingContext( GetScImport(), pAttribList );
         }
         break;
+        case XML_ELEMENT( CALC_EXT, XML_DATA_TRANSFORMATIONS):
+        {
+             pContext = new ScXMLTransformationsContext( GetScImport() );
+        }
+        break;
     }
 
     if( !pContext )
@@ -110,13 +116,36 @@ ScXMLMappingContext::ScXMLMappingContext( ScXMLImport& rImport,
         aSource.setID(aID);
         aSource.setDBData(aDBName);
         rDataMapper.insertDataSource(aSource);
-        auto& rDataSources = rDataMapper.getDataSources();
-        rDataSources[0].refresh(pDoc, true);
     }
 }
 
 ScXMLMappingContext::~ScXMLMappingContext()
 {
+    ScDocument* pDoc = GetScImport().GetDocument();
+    auto& rDataMapper = pDoc->GetExternalDataMapper();
+    auto& rDataSources = rDataMapper.getDataSources();
+    if(!rDataSources.empty())
+        rDataSources[0].refresh(pDoc, true);
 }
 
+uno::Reference<xml::sax::XFastContextHandler>
+    SAL_CALL ScXMLMappingContext::createFastChildContext(
+        sal_Int32 nElement, const uno::Reference<xml::sax::XFastAttributeList>& /*xAttrList*/)
+{
+    SvXMLImportContext *pContext = nullptr;
+
+    switch( nElement )
+    {
+        case XML_ELEMENT( CALC_EXT, XML_DATA_TRANSFORMATIONS):
+        {
+             pContext = new ScXMLTransformationsContext( GetScImport() );
+        }
+        break;
+    }
+
+    if( !pContext )
+        pContext = new SvXMLImportContext( GetImport() );
+
+    return pContext;
+}
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

sc/source/filter/xml/xmlmappingi.hxx

@@ -38,6 +38,10 @@ public:
                         const rtl::Reference<sax_fastparser::FastAttributeList>& rAttrList );
 
     virtual ~ScXMLMappingContext() override;
+
+    virtual css::uno::Reference<css::xml::sax::XFastContextHandler> SAL_CALL createFastChildContext(
+        sal_Int32 nElement,
+        const css::uno::Reference<css::xml::sax::XFastAttributeList>& xAttrList) override;
 };
 
 

sc/source/filter/xml/xmltransformationi.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_SC_SOURCE_FILTER_XML_XMLTRANSFORMATIONI_HXX
+#define INCLUDED_SC_SOURCE_FILTER_XML_XMLTRANSFORMATIONI_HXX
+
+#include <xmloff/xmlictxt.hxx>
+#include <xmloff/xmlimp.hxx>
+
+#include <datatransformation.hxx>
+
+#include "xmlimprt.hxx"
+#include "importcontext.hxx"
+
+class ScXMLTransformationsContext : public ScXMLImportContext
+{
+public:
+    ScXMLTransformationsContext(ScXMLImport& rImport);
+
+    virtual ~ScXMLTransformationsContext() override;
+
+    virtual css::uno::Reference<css::xml::sax::XFastContextHandler> SAL_CALL createFastChildContext(
+        sal_Int32 nElement,
+        const css::uno::Reference<css::xml::sax::XFastAttributeList>& xAttrList) override;
+};
+
+class ScXMLColumnRemoveContext : public ScXMLImportContext
+{
+    std::set<SCCOL> maColumns;
+
+public:
+    ScXMLColumnRemoveContext(ScXMLImport& rImport,
+                             const rtl::Reference<sax_fastparser::FastAttributeList>& rAttrList);
+
+    virtual ~ScXMLColumnRemoveContext() override;
+
+    virtual css::uno::Reference<css::xml::sax::XFastContextHandler> SAL_CALL createFastChildContext(
+        sal_Int32 nElement,
+        const css::uno::Reference<css::xml::sax::XFastAttributeList>& xAttrList) override;
+};
+
+class ScXMLColumnSplitContext : public ScXMLImportContext
+{
+public:
+    ScXMLColumnSplitContext(ScXMLImport& rImport,
+                            const rtl::Reference<sax_fastparser::FastAttributeList>& rAttrList);
+
+    virtual ~ScXMLColumnSplitContext() override;
+};
+
+class ScXMLColumnMergeContext : public ScXMLImportContext
+{
+    std::set<SCCOL> maColumns;
+    OUString maMergeString;
+
+public:
+    ScXMLColumnMergeContext(ScXMLImport& rImport,
+                            const rtl::Reference<sax_fastparser::FastAttributeList>& rAttrList);
+
+    virtual ~ScXMLColumnMergeContext() override;
+
+    virtual css::uno::Reference<css::xml::sax::XFastContextHandler> SAL_CALL createFastChildContext(
+        sal_Int32 nElement,
+        const css::uno::Reference<css::xml::sax::XFastAttributeList>& xAttrList) override;
+};
+
+class ScXMLColumnSortContext : public ScXMLImportContext
+{
+    ScSortParam maSortParam;
+
+public:
+    ScXMLColumnSortContext(ScXMLImport& rImport,
+                           const rtl::Reference<sax_fastparser::FastAttributeList>& rAttrList);
+
+    virtual ~ScXMLColumnSortContext() override;
+    /*
+    virtual css::uno::Reference<css::xml::sax::XFastContextHandler> SAL_CALL createFastChildContext(
+        sal_Int32 nElement,
+        const css::uno::Reference<css::xml::sax::XFastAttributeList>& xAttrList) override;
+    */
+};
+
+class ScXMLColumnTextContext : public ScXMLImportContext
+{
+    std::set<SCCOL> maColumns;
+    sc::TEXT_TRANSFORM_TYPE maType;
+
+public:
+    ScXMLColumnTextContext(ScXMLImport& rImport,
+                           const rtl::Reference<sax_fastparser::FastAttributeList>& rAttrList);
+
+    virtual ~ScXMLColumnTextContext() override;
+
+    virtual css::uno::Reference<css::xml::sax::XFastContextHandler> SAL_CALL createFastChildContext(
+        sal_Int32 nElement,
+        const css::uno::Reference<css::xml::sax::XFastAttributeList>& xAttrList) override;
+};
+
+class ScXMLColumnAggregateContext : public ScXMLImportContext
+{
+    std::set<SCCOL> maColumns;
+    sc::AGGREGATE_FUNCTION maType;
+
+public:
+    ScXMLColumnAggregateContext(ScXMLImport& rImport,
+                                const rtl::Reference<sax_fastparser::FastAttributeList>& rAttrList);
+
+    virtual ~ScXMLColumnAggregateContext() override;
+
+    virtual css::uno::Reference<css::xml::sax::XFastContextHandler> SAL_CALL createFastChildContext(
+        sal_Int32 nElement,
+        const css::uno::Reference<css::xml::sax::XFastAttributeList>& xAttrList) override;
+};
+
+class ScXMLColumnNumberContext : public ScXMLImportContext
+{
+    OUString aType;
+    sc::NUMBER_TRANSFORM_TYPE maType;
+    int maPrecision;
+    std::set<SCCOL> maColumns;
+
+public:
+    ScXMLColumnNumberContext(ScXMLImport& rImport,
+                             const rtl::Reference<sax_fastparser::FastAttributeList>& rAttrList);
+
+    virtual ~ScXMLColumnNumberContext() override;
+
+    virtual css::uno::Reference<css::xml::sax::XFastContextHandler> SAL_CALL createFastChildContext(
+        sal_Int32 nElement,
+        const css::uno::Reference<css::xml::sax::XFastAttributeList>& xAttrList) override;
+};
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */