desktop/qa/desktop_lib/test_desktop_lib.cxx |   31 ++++++++++++
 desktop/source/lib/init.cxx                 |   72 ++++++++++++++++------------
 include/vcl/ITiledRenderable.hxx            |    8 +++
 sc/inc/chgtrack.hxx                         |    2 
 sc/inc/docuno.hxx                           |    3 +
 sc/source/core/tool/chgtrack.cxx            |   52 ++++++++++++++++++++
 sc/source/ui/unoobj/docuno.cxx              |   14 +++++
 7 files changed, 152 insertions(+), 30 deletions(-)

New commits:
commit 3ab2b0625bb8ab8447a508d654d6e8c95d50dbd5
Author: Miklos Vajna <vmik...@collabora.co.uk>
Date:   Tue Aug 30 15:34:11 2016 +0200

    sc lok: implement getCommandValues(.uno:AcceptTrackedChanges) API
    
    Unlike in Writer, there doesn't seem to be an existing UNO API that can
    be reused here.
    
    Change-Id: I011a2f34d4d09ad604991637322ceadf6b2eb181
    Reviewed-on: https://gerrit.libreoffice.org/28498
    Reviewed-by: Miklos Vajna <vmik...@collabora.co.uk>
    Tested-by: Jenkins <c...@libreoffice.org>

diff --git a/desktop/qa/desktop_lib/test_desktop_lib.cxx 
b/desktop/qa/desktop_lib/test_desktop_lib.cxx
index d3888ff..aa8286e 100644
--- a/desktop/qa/desktop_lib/test_desktop_lib.cxx
+++ b/desktop/qa/desktop_lib/test_desktop_lib.cxx
@@ -98,6 +98,7 @@ public:
     void testNotificationCompression();
     void testRedlineWriter();
     void testTrackChanges();
+    void testRedlineCalc();
 
     CPPUNIT_TEST_SUITE(DesktopLOKTest);
     CPPUNIT_TEST(testGetStyles);
@@ -127,6 +128,7 @@ public:
     CPPUNIT_TEST(testNotificationCompression);
     CPPUNIT_TEST(testRedlineWriter);
     CPPUNIT_TEST(testTrackChanges);
+    CPPUNIT_TEST(testRedlineCalc);
     CPPUNIT_TEST_SUITE_END();
 
     uno::Reference<lang::XComponent> mxComponent;
@@ -1441,6 +1443,35 @@ void DesktopLOKTest::testRedlineWriter()
     comphelper::LibreOfficeKit::setActive(false);
 }
 
+void DesktopLOKTest::testRedlineCalc()
+{
+    // Load a Writer document, enable change recording and press a key.
+    comphelper::LibreOfficeKit::setActive();
+    LibLODocument_Impl* pDocument = loadDoc("sheets.ods");
+    uno::Reference<beans::XPropertySet> xPropertySet(mxComponent, 
uno::UNO_QUERY);
+    xPropertySet->setPropertyValue("RecordChanges", uno::makeAny(true));
+    pDocument->pClass->postKeyEvent(pDocument, LOK_KEYEVENT_KEYINPUT, 't', 0);
+    pDocument->pClass->postKeyEvent(pDocument, LOK_KEYEVENT_KEYUP, 't', 0);
+    pDocument->pClass->postKeyEvent(pDocument, LOK_KEYEVENT_KEYINPUT, 0, 
KEY_RETURN);
+    pDocument->pClass->postKeyEvent(pDocument, LOK_KEYEVENT_KEYUP, 0, 
KEY_RETURN);
+
+    // Get redline info.
+    boost::property_tree::ptree aTree;
+    char* pJSON = pDocument->m_pDocumentClass->getCommandValues(pDocument, 
".uno:AcceptTrackedChanges");
+    std::stringstream aStream(pJSON);
+    free(pJSON);
+    CPPUNIT_ASSERT(!aStream.str().empty());
+    boost::property_tree::read_json(aStream, aTree);
+    // Make sure that pressing a key creates exactly one redline.
+    CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(1), 
aTree.get_child("redlines").size());
+
+    for (boost::property_tree::ptree::value_type& rRedline : 
aTree.get_child("redlines"))
+        // This failed with boost::property_tree::ptree_bad_path, as there 
were no description field.
+        CPPUNIT_ASSERT_EQUAL(std::string("Cell B4 changed from '5' to 't'"), 
rRedline.second.get<std::string>("description"));
+
+    comphelper::LibreOfficeKit::setActive(false);
+}
+
 CPPUNIT_TEST_SUITE_REGISTRATION(DesktopLOKTest);
 
 CPPUNIT_PLUGIN_IMPLEMENT();
diff --git a/desktop/source/lib/init.cxx b/desktop/source/lib/init.cxx
index 1de564f..6ab1cf3 100644
--- a/desktop/source/lib/init.cxx
+++ b/desktop/source/lib/init.cxx
@@ -1820,45 +1820,57 @@ static char* getTrackedChanges(LibreOfficeKitDocument* 
pThis)
     LibLODocument_Impl* pDocument = static_cast<LibLODocument_Impl*>(pThis);
 
     uno::Reference<document::XRedlinesSupplier> 
xRedlinesSupplier(pDocument->mxComponent, uno::UNO_QUERY);
-    if (!xRedlinesSupplier.is())
-        return nullptr;
-
-    uno::Reference<container::XEnumeration> xRedlines = 
xRedlinesSupplier->getRedlines()->createEnumeration();
-    boost::property_tree::ptree aRedlines;
-    for (size_t nIndex = 0; xRedlines->hasMoreElements(); ++nIndex)
+    std::stringstream aStream;
+    if (xRedlinesSupplier.is())
     {
-        uno::Reference<beans::XPropertySet> xRedline(xRedlines->nextElement(), 
uno::UNO_QUERY);
-        boost::property_tree::ptree aRedline;
-        aRedline.put("index", nIndex);
+        uno::Reference<container::XEnumeration> xRedlines = 
xRedlinesSupplier->getRedlines()->createEnumeration();
+        boost::property_tree::ptree aRedlines;
+        for (size_t nIndex = 0; xRedlines->hasMoreElements(); ++nIndex)
+        {
+            uno::Reference<beans::XPropertySet> 
xRedline(xRedlines->nextElement(), uno::UNO_QUERY);
+            boost::property_tree::ptree aRedline;
+            aRedline.put("index", nIndex);
+
+            OUString sAuthor;
+            xRedline->getPropertyValue("RedlineAuthor") >>= sAuthor;
+            aRedline.put("author", sAuthor.toUtf8().getStr());
 
-        OUString sAuthor;
-        xRedline->getPropertyValue("RedlineAuthor") >>= sAuthor;
-        aRedline.put("author", sAuthor.toUtf8().getStr());
+            OUString sType;
+            xRedline->getPropertyValue("RedlineType") >>= sType;
+            aRedline.put("type", sType.toUtf8().getStr());
 
-        OUString sType;
-        xRedline->getPropertyValue("RedlineType") >>= sType;
-        aRedline.put("type", sType.toUtf8().getStr());
+            OUString sComment;
+            xRedline->getPropertyValue("RedlineComment") >>= sComment;
+            aRedline.put("comment", sComment.toUtf8().getStr());
 
-        OUString sComment;
-        xRedline->getPropertyValue("RedlineComment") >>= sComment;
-        aRedline.put("comment", sComment.toUtf8().getStr());
+            OUString sDescription;
+            xRedline->getPropertyValue("RedlineDescription") >>= sDescription;
+            aRedline.put("description", sDescription.toUtf8().getStr());
 
-        OUString sDescription;
-        xRedline->getPropertyValue("RedlineDescription") >>= sDescription;
-        aRedline.put("description", sDescription.toUtf8().getStr());
+            util::DateTime aDateTime;
+            xRedline->getPropertyValue("RedlineDateTime") >>= aDateTime;
+            OUString sDateTime = utl::toISO8601(aDateTime);
+            aRedline.put("dateTime", sDateTime.toUtf8().getStr());
 
-        util::DateTime aDateTime;
-        xRedline->getPropertyValue("RedlineDateTime") >>= aDateTime;
-        OUString sDateTime = utl::toISO8601(aDateTime);
-        aRedline.put("dateTime", sDateTime.toUtf8().getStr());
+            aRedlines.push_back(std::make_pair("", aRedline));
+        }
 
-        aRedlines.push_back(std::make_pair("", aRedline));
+        boost::property_tree::ptree aTree;
+        aTree.add_child("redlines", aRedlines);
+        boost::property_tree::write_json(aStream, aTree);
+    }
+    else
+    {
+        ITiledRenderable* pDoc = getTiledRenderable(pThis);
+        if (!pDoc)
+        {
+            gImpl->maLastExceptionMsg = "Document doesn't support tiled 
rendering";
+            return nullptr;
+        }
+        OUString aTrackedChanges = pDoc->getTrackedChanges();
+        aStream << aTrackedChanges.toUtf8();
     }
 
-    boost::property_tree::ptree aTree;
-    aTree.add_child("redlines", aRedlines);
-    std::stringstream aStream;
-    boost::property_tree::write_json(aStream, aTree);
     char* pJson = strdup(aStream.str().c_str());
     return pJson;
 }
diff --git a/include/vcl/ITiledRenderable.hxx b/include/vcl/ITiledRenderable.hxx
index 65043a0..7e5ab00 100644
--- a/include/vcl/ITiledRenderable.hxx
+++ b/include/vcl/ITiledRenderable.hxx
@@ -204,6 +204,14 @@ public:
     virtual void setClientVisibleArea(const Rectangle& /*rRectangle*/)
     {
     }
+
+    /// Implementation for
+    /// lok::Document::getCommandValues(".uno:AcceptTrackedChanges") when there
+    /// is no matching UNO API.
+    virtual OUString getTrackedChanges()
+    {
+        return OUString();
+    }
 };
 
 } // namespace vcl
diff --git a/sc/inc/chgtrack.hxx b/sc/inc/chgtrack.hxx
index c8977ab..28e3e73 100644
--- a/sc/inc/chgtrack.hxx
+++ b/sc/inc/chgtrack.hxx
@@ -1187,6 +1187,8 @@ public:
     void AppendCloned( ScChangeAction* pAppend );
     SC_DLLPUBLIC ScChangeTrack* Clone( ScDocument* pDocument ) const;
     static void MergeActionState( ScChangeAction* pAct, const ScChangeAction* 
pOtherAct );
+    /// Get info about all ScChangeAction elements.
+    OUString GetChangeTrackInfo();
 };
 
 #endif
diff --git a/sc/inc/docuno.hxx b/sc/inc/docuno.hxx
index c276198..b2b0293 100644
--- a/sc/inc/docuno.hxx
+++ b/sc/inc/docuno.hxx
@@ -418,6 +418,9 @@ public:
 
     /// @see vcl::ITiledRenderable::getPointer().
     virtual Pointer getPointer() override;
+
+    /// @see vcl::ITiledRenderable::getTrackedChanges().
+    OUString getTrackedChanges() override;
 };
 
 class ScDrawPagesObj : public cppu::WeakImplHelper<
diff --git a/sc/source/core/tool/chgtrack.cxx b/sc/source/core/tool/chgtrack.cxx
index 8325368..30a8f07 100644
--- a/sc/source/core/tool/chgtrack.cxx
+++ b/sc/source/core/tool/chgtrack.cxx
@@ -41,8 +41,10 @@
 #include <svl/itempool.hxx>
 #include <sfx2/app.hxx>
 #include <unotools/useroptions.hxx>
+#include <unotools/datetime.hxx>
 #include <sfx2/sfxsids.hrc>
 #include <memory>
+#include <boost/property_tree/json_parser.hpp>
 
 IMPL_FIXEDMEMPOOL_NEWDEL( ScChangeActionCellListEntry )
 IMPL_FIXEDMEMPOOL_NEWDEL( ScChangeActionLinkEntry )
@@ -4706,4 +4708,54 @@ void ScChangeTrack::MergeActionState( ScChangeAction* 
pAct, const ScChangeAction
     }
 }
 
+/// Get info about a single ScChangeAction element.
+static void lcl_getTrackedChange(ScDocument* pDoc, int nIndex, ScChangeAction* 
pAction, boost::property_tree::ptree& rRedlines)
+{
+    if (pAction->GetType() == SC_CAT_CONTENT)
+    {
+        boost::property_tree::ptree aRedline;
+        aRedline.put("index", nIndex);
+
+        const OUString& sAuthor = pAction->GetUser();
+        aRedline.put("author", sAuthor.toUtf8().getStr());
+
+        aRedline.put("type", "Modify");
+
+        aRedline.put("comment", pAction->GetComment().toUtf8().getStr());
+
+        OUString aDescription;
+        pAction->GetDescription(aDescription, pDoc, true);
+        aRedline.put("description", aDescription);
+
+        OUString sDateTime = 
utl::toISO8601(pAction->GetDateTimeUTC().GetUNODateTime());
+        aRedline.put("dateTime", sDateTime.toUtf8().getStr());
+
+        rRedlines.push_back(std::make_pair("", aRedline));
+    }
+}
+
+OUString ScChangeTrack::GetChangeTrackInfo()
+{
+    boost::property_tree::ptree aRedlines;
+
+    ScChangeAction* pAction = GetFirst();
+    if (pAction)
+    {
+        int i = 0;
+        lcl_getTrackedChange(pDoc, i++, pAction, aRedlines);
+        ScChangeAction* pLastAction = GetLast();
+        while (pAction != pLastAction)
+        {
+            pAction = pAction->GetNext();
+            lcl_getTrackedChange(pDoc, i++, pAction, aRedlines);
+        }
+    }
+
+    boost::property_tree::ptree aTree;
+    aTree.add_child("redlines", aRedlines);
+    std::stringstream aStream;
+    boost::property_tree::write_json(aStream, aTree);
+    return OUString::fromUtf8(aStream.str().c_str());
+}
+
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/sc/source/ui/unoobj/docuno.cxx b/sc/source/ui/unoobj/docuno.cxx
index 57c83e9..6d300b8 100644
--- a/sc/source/ui/unoobj/docuno.cxx
+++ b/sc/source/ui/unoobj/docuno.cxx
@@ -116,6 +116,7 @@
 #include "drawsh.hxx"
 #include "drtxtob.hxx"
 #include "transobj.hxx"
+#include "chgtrack.hxx"
 
 #include "sc.hrc"
 
@@ -943,6 +944,19 @@ Pointer ScModelObj::getPointer()
     return pGridWindow->GetPointer();
 }
 
+OUString ScModelObj::getTrackedChanges()
+{
+    OUString aRet;
+
+    if (pDocShell)
+    {
+        if (ScChangeTrack* pChangeTrack = 
pDocShell->GetDocument().GetChangeTrack())
+            aRet = pChangeTrack->GetChangeTrackInfo();
+    }
+
+    return aRet;
+}
+
 void ScModelObj::initializeForTiledRendering(const 
css::uno::Sequence<css::beans::PropertyValue>& /*rArguments*/)
 {
     SolarMutexGuard aGuard;
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