1 files changed, 245 insertions, 0 deletions
diff --git a/sc/source/filter/xml/sheetdata.cxx b/sc/source/filter/xml/sheetdata.cxx
new file mode 100644
index 000000000..51ae5c3aa
--- /dev/null
+++ b/sc/source/filter/xml/sheetdata.cxx
@@ -0,0 +1,245 @@
+/* -*- 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/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <rtl/ustring.hxx>
+#include <osl/diagnose.h>
+#include <xmloff/families.hxx>
+#include <xmloff/namespacemap.hxx>
+
+#include <algorithm>
+
+#include <sheetdata.hxx>
+
+ScSheetSaveData::ScSheetSaveData() :
+    mnStartTab( -1 ),
+    mnStartOffset( -1 ),
+    maPreviousNote( OUString(), OUString(), ScAddress::INITIALIZE_INVALID ),
+    mbInSupportedSave( false )
+{
+}
+
+ScSheetSaveData::~ScSheetSaveData()
+{
+}
+
+void ScSheetSaveData::AddCellStyle( const OUString& rName, const ScAddress& rCellPos )
+{
+    maCellStyles.emplace_back( rName, rCellPos );
+}
+
+void ScSheetSaveData::AddColumnStyle( const OUString& rName, const ScAddress& rCellPos )
+{
+    maColumnStyles.emplace_back( rName, rCellPos );
+}
+
+void ScSheetSaveData::AddRowStyle( const OUString& rName, const ScAddress& rCellPos )
+{
+    maRowStyles.emplace_back( rName, rCellPos );
+}
+
+void ScSheetSaveData::AddTableStyle( const OUString& rName, const ScAddress& rCellPos )
+{
+    maTableStyles.emplace_back( rName, rCellPos );
+}
+
+void ScSheetSaveData::HandleNoteStyles( const OUString& rStyleName, const OUString& rTextName, const ScAddress& rCellPos )
+{
+    // only consecutive duplicates (most common case) are filtered out here,
+    // the others are found when the styles are created
+
+    if ( rStyleName == maPreviousNote.maStyleName &&
+         rTextName  == maPreviousNote.maTextStyle &&
+         rCellPos.Tab() == maPreviousNote.maCellPos.Tab() )
+    {
+        // already stored for the same sheet - ignore
+        return;
+    }
+
+    ScNoteStyleEntry aNewEntry( rStyleName, rTextName, rCellPos );
+    maPreviousNote = aNewEntry;
+    maNoteStyles.push_back( aNewEntry );
+}
+
+void ScSheetSaveData::AddNoteContentStyle( XmlStyleFamily nFamily, const OUString& rName, const ScAddress& rCellPos, const ESelection& rSelection )
+{
+    if ( nFamily == XmlStyleFamily::TEXT_PARAGRAPH )
+        maNoteParaStyles.emplace_back( rName, rCellPos, rSelection );
+    else
+        maNoteTextStyles.emplace_back( rName, rCellPos, rSelection );
+}
+
+void ScSheetSaveData::AddTextStyle( const OUString& rName, const ScAddress& rCellPos, const ESelection& rSelection )
+{
+    maTextStyles.emplace_back( rName, rCellPos, rSelection );
+}
+
+void ScSheetSaveData::BlockSheet( SCTAB nTab )
+{
+    if ( nTab >= static_cast<SCTAB>(maBlocked.size()) )
+        maBlocked.resize( nTab + 1, false );        // fill vector with "false" entries
+
+    maBlocked[nTab] = true;
+}
+
+bool ScSheetSaveData::IsSheetBlocked( SCTAB nTab ) const
+{
+    if ( nTab < static_cast<SCTAB>(maBlocked.size()) )
+        return maBlocked[nTab];
+    else
+        return false;
+}
+
+void ScSheetSaveData::AddStreamPos( SCTAB nTab, sal_Int32 nStartOffset, sal_Int32 nEndOffset )
+{
+    if ( nTab >= static_cast<SCTAB>(maStreamEntries.size()) )
+        maStreamEntries.resize( nTab + 1 );
+
+    maStreamEntries[nTab] = ScStreamEntry( nStartOffset, nEndOffset );
+}
+
+void ScSheetSaveData::StartStreamPos( SCTAB nTab, sal_Int32 nStartOffset )
+{
+    OSL_ENSURE( mnStartTab < 0, "StartStreamPos without EndStreamPos" );
+
+    mnStartTab = nTab;
+    mnStartOffset = nStartOffset;
+}
+
+void ScSheetSaveData::EndStreamPos( sal_Int32 nEndOffset )
+{
+    if ( mnStartTab >= 0 )
+    {
+        AddStreamPos( mnStartTab, mnStartOffset, nEndOffset );
+        mnStartTab = -1;
+        mnStartOffset = -1;
+    }
+}
+
+void ScSheetSaveData::GetStreamPos( SCTAB nTab, sal_Int32& rStartOffset, sal_Int32& rEndOffset ) const
+{
+    if ( nTab < static_cast<SCTAB>(maStreamEntries.size()) )
+    {
+        const ScStreamEntry& rEntry = maStreamEntries[nTab];
+        rStartOffset = rEntry.mnStartOffset;
+        rEndOffset = rEntry.mnEndOffset;
+    }
+    else
+        rStartOffset = rEndOffset = -1;
+}
+
+bool ScSheetSaveData::HasStreamPos( SCTAB nTab ) const
+{
+    sal_Int32 nStartOffset = -1;
+    sal_Int32 nEndOffset = -1;
+    GetStreamPos( nTab, nStartOffset, nEndOffset );
+    return ( nStartOffset >= 0 && nEndOffset >= 0 );
+}
+
+void ScSheetSaveData::ResetSaveEntries()
+{
+    maSaveEntries.clear();
+}
+
+void ScSheetSaveData::AddSavePos( SCTAB nTab, sal_Int32 nStartOffset, sal_Int32 nEndOffset )
+{
+    if ( nTab >= static_cast<SCTAB>(maSaveEntries.size()) )
+        maSaveEntries.resize( nTab + 1 );
+
+    maSaveEntries[nTab] = ScStreamEntry( nStartOffset, nEndOffset );
+}
+
+void ScSheetSaveData::UseSaveEntries()
+{
+    maStreamEntries = maSaveEntries;
+}
+
+void ScSheetSaveData::StoreInitialNamespaces( const SvXMLNamespaceMap& rNamespaces )
+{
+    // the initial namespaces are just removed from the list of loaded namespaces,
+    // so only an unordered_map of the prefixes is needed.
+
+    const NameSpaceHash& rNameHash = rNamespaces.GetAllEntries();
+    for (const auto& rEntry : rNameHash)
+    {
+        maInitialPrefixes.insert( rEntry.first );
+    }
+}
+
+void ScSheetSaveData::StoreLoadedNamespaces( const SvXMLNamespaceMap& rNamespaces )
+{
+    // store the loaded namespaces, so the prefixes in copied stream fragments remain valid
+
+    const NameSpaceHash& rNameHash = rNamespaces.GetAllEntries();
+    for (const auto& [rName, rEntry] : rNameHash)
+    {
+        // ignore the initial namespaces
+        if ( maInitialPrefixes.find( rName ) == maInitialPrefixes.end() )
+        {
+            maLoadedNamespaces.emplace_back( rEntry.sPrefix, rEntry.sName, rEntry.nKey );
+        }
+    }
+}
+
+static bool lcl_NameInHash( const NameSpaceHash& rNameHash, const OUString& rName )
+{
+    return std::any_of(rNameHash.begin(), rNameHash.end(),
+        [&rName](const NameSpaceHash::value_type& rEntry) { return rEntry.second.sName == rName; });
+}
+
+bool ScSheetSaveData::AddLoadedNamespaces( SvXMLNamespaceMap& rNamespaces ) const
+{
+    // Add the loaded namespaces to the name space map.
+
+    // look for conflicts
+    // (if the loaded namespaces were added first, this might not be necessary)
+    const NameSpaceHash& rNameHash = rNamespaces.GetAllEntries();
+    auto bConflict = std::any_of(maLoadedNamespaces.begin(), maLoadedNamespaces.end(),
+        [&rNameHash](const ScLoadedNamespaceEntry& rLoadedNamespace) {
+            NameSpaceHash::const_iterator aHashIter = rNameHash.find( rLoadedNamespace.maPrefix );
+
+            // same prefix, but different name: loaded namespaces can't be used
+            bool bNameConflict = (aHashIter != rNameHash.end()) && (aHashIter->second.sName != rLoadedNamespace.maName);
+
+            // a second prefix for the same name would confuse SvXMLNamespaceMap lookup,
+            // so this is also considered a conflict
+            bool bPrefixConflict = (aHashIter == rNameHash.end()) && lcl_NameInHash(rNameHash, rLoadedNamespace.maName);
+
+            return bNameConflict || bPrefixConflict;
+        });
+    if (bConflict)
+        return false;
+
+    // only if there were no conflicts, add the entries that aren't in the map already
+    // (the key is needed if the same namespace is added later within an element)
+    for (const auto& rLoadedNamespace : maLoadedNamespaces)
+    {
+        NameSpaceHash::const_iterator aHashIter = rNameHash.find( rLoadedNamespace.maPrefix );
+        if ( aHashIter == rNameHash.end() )
+            rNamespaces.Add( rLoadedNamespace.maPrefix, rLoadedNamespace.maName, rLoadedNamespace.mnKey );
+    }
+
+    return true;    // success
+}
+
+void ScSheetSaveData::SetInSupportedSave( bool bSet )
+{
+    mbInSupportedSave = bSet;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */