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+/* -*- 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 <txtlists.hxx>
+#include <comphelper/random.hxx>
+
+#include <o3tl/safeint.hxx>
+#include <tools/datetime.hxx>
+#include <sal/log.hxx>
+
+#include <xmloff/txtimp.hxx>
+#include <xmloff/xmlimp.hxx>
+#include <xmloff/xmlnumi.hxx>
+
+#include <com/sun/star/style/XStyle.hpp>
+#include <com/sun/star/beans/XPropertySet.hpp>
+#include <com/sun/star/container/XNameContainer.hpp>
+#include "XMLTextListItemContext.hxx"
+#include "XMLTextListBlockContext.hxx"
+#include "txtparai.hxx"
+
+
+using namespace ::com::sun::star;
+
+
+XMLTextListsHelper::XMLTextListsHelper()
+ : msLastProcessedListId(),
+ msListStyleOfLastProcessedList()
+ // Inconsistent behavior regarding lists (#i92811#)
+{
+}
+
+void XMLTextListsHelper::PushListContext(
+ XMLTextListBlockContext *i_pListBlock)
+{
+ mListStack.emplace(i_pListBlock,
+ static_cast<XMLTextListItemContext*>(nullptr),
+ static_cast<XMLNumberedParaContext*>(nullptr));
+}
+
+void XMLTextListsHelper::PushListContext(
+ XMLNumberedParaContext *i_pNumberedParagraph)
+{
+ mListStack.emplace(
+ static_cast<XMLTextListBlockContext*>(nullptr),
+ static_cast<XMLTextListItemContext*>(nullptr), i_pNumberedParagraph);
+}
+
+void XMLTextListsHelper::PopListContext()
+{
+ assert(mListStack.size());
+ if ( !mListStack.empty())
+ mListStack.pop();
+}
+
+void XMLTextListsHelper::ListContextTop(
+ XMLTextListBlockContext*& o_pListBlockContext,
+ XMLTextListItemContext*& o_pListItemContext,
+ XMLNumberedParaContext*& o_pNumberedParagraphContext )
+{
+ if ( !mListStack.empty() ) {
+ o_pListBlockContext =
+ static_cast<XMLTextListBlockContext*>(std::get<0>(mListStack.top()).get());
+ o_pListItemContext =
+ static_cast<XMLTextListItemContext *>(std::get<1>(mListStack.top()).get());
+ o_pNumberedParagraphContext =
+ static_cast<XMLNumberedParaContext *>(std::get<2>(mListStack.top()).get());
+ }
+}
+
+void XMLTextListsHelper::SetListItem( XMLTextListItemContext *i_pListItem )
+{
+ // may be cleared by ListBlockContext for upper list...
+ if (i_pListItem) {
+ assert(mListStack.size());
+ assert(std::get<0>(mListStack.top()).is() &&
+ "internal error: SetListItem: mListStack has no ListBlock");
+ assert(!std::get<1>(mListStack.top()).is() &&
+ "error: SetListItem: list item already exists");
+ }
+ if ( !mListStack.empty() ) {
+ std::get<1>(mListStack.top()) = i_pListItem;
+ }
+}
+
+// Handling for parameter <sListStyleDefaultListId> (#i92811#)
+void XMLTextListsHelper::KeepListAsProcessed( const OUString& sListId,
+ const OUString& sListStyleName,
+ const OUString& sContinueListId,
+ const OUString& sListStyleDefaultListId )
+{
+ if ( IsListProcessed( sListId ) )
+ {
+ assert(false &&
+ "<XMLTextListsHelper::KeepListAsProcessed(..)> - list id already added" );
+ return;
+ }
+
+ if ( !mpProcessedLists )
+ {
+ mpProcessedLists = std::make_unique<tMapForLists>();
+ }
+
+ ::std::pair< OUString, OUString >
+ aListData( sListStyleName, sContinueListId );
+ (*mpProcessedLists)[ sListId ] = aListData;
+
+ msLastProcessedListId = sListId;
+ msListStyleOfLastProcessedList = sListStyleName;
+
+ // Inconsistent behavior regarding lists (#i92811#)
+ if ( !sListStyleDefaultListId.isEmpty())
+ {
+ if ( !mpMapListIdToListStyleDefaultListId )
+ {
+ mpMapListIdToListStyleDefaultListId = std::make_unique<tMapForLists>();
+ }
+
+ if ( mpMapListIdToListStyleDefaultListId->find( sListStyleName ) ==
+ mpMapListIdToListStyleDefaultListId->end() )
+ {
+ ::std::pair< OUString, OUString >
+ aListIdMapData( sListId, sListStyleDefaultListId );
+ (*mpMapListIdToListStyleDefaultListId)[ sListStyleName ] =
+ aListIdMapData;
+ }
+ }
+}
+
+bool XMLTextListsHelper::IsListProcessed( const OUString& sListId ) const
+{
+ if ( !mpProcessedLists )
+ {
+ return false;
+ }
+
+ return mpProcessedLists->find( sListId ) != mpProcessedLists->end();
+}
+
+OUString XMLTextListsHelper::GetListStyleOfProcessedList(
+ const OUString& sListId ) const
+{
+ if ( mpProcessedLists )
+ {
+ tMapForLists::const_iterator aIter = mpProcessedLists->find( sListId );
+ if ( aIter != mpProcessedLists->end() )
+ {
+ return (*aIter).second.first;
+ }
+ }
+
+ return OUString();
+}
+
+OUString XMLTextListsHelper::GetContinueListIdOfProcessedList(
+ const OUString& sListId ) const
+{
+ if ( mpProcessedLists )
+ {
+ tMapForLists::const_iterator aIter = mpProcessedLists->find( sListId );
+ if ( aIter != mpProcessedLists->end() )
+ {
+ return (*aIter).second.second;
+ }
+ }
+
+ return OUString();
+}
+
+
+OUString XMLTextListsHelper::GenerateNewListId() const
+{
+ static bool bHack = (getenv("LIBO_ONEWAY_STABLE_ODF_EXPORT") != nullptr);
+ OUString sTmpStr( "list" );
+
+ if (bHack)
+ {
+ static sal_Int64 nIdCounter = SAL_CONST_INT64(5000000000);
+ sTmpStr += OUString::number(nIdCounter++);
+ }
+ else
+ {
+ // Value of xml:id in element <text:list> has to be a valid ID type (#i92478#)
+ DateTime aDateTime( DateTime::SYSTEM );
+ sal_Int64 n = aDateTime.GetTime();
+ n += aDateTime.GetDateUnsigned();
+ n += comphelper::rng::uniform_int_distribution(0, std::numeric_limits<int>::max());
+ // Value of xml:id in element <text:list> has to be a valid ID type (#i92478#)
+ sTmpStr += OUString::number( n );
+ }
+
+ OUString sNewListId( sTmpStr );
+ if ( mpProcessedLists )
+ {
+ long nHitCount = 0;
+ while ( mpProcessedLists->find( sNewListId ) != mpProcessedLists->end() )
+ {
+ ++nHitCount;
+ sNewListId = sTmpStr + OUString::number( nHitCount );
+ }
+ }
+
+ return sNewListId;
+}
+
+// Provide list id for a certain list block for import (#i92811#)
+OUString XMLTextListsHelper::GetListIdForListBlock( XMLTextListBlockContext const & rListBlock )
+{
+ OUString sListBlockListId( rListBlock.GetContinueListId() );
+ if ( sListBlockListId.isEmpty() )
+ {
+ sListBlockListId = rListBlock.GetListId();
+ }
+
+ if ( mpMapListIdToListStyleDefaultListId )
+ {
+ if ( !sListBlockListId.isEmpty() )
+ {
+ const OUString sListStyleName =
+ GetListStyleOfProcessedList( sListBlockListId );
+
+ tMapForLists::const_iterator aIter =
+ mpMapListIdToListStyleDefaultListId->find( sListStyleName );
+ if ( aIter != mpMapListIdToListStyleDefaultListId->end() )
+ {
+ if ( (*aIter).second.first == sListBlockListId )
+ {
+ sListBlockListId = (*aIter).second.second;
+ }
+ }
+ }
+ }
+
+ return sListBlockListId;
+}
+
+void XMLTextListsHelper::StoreLastContinuingList( const OUString& sListId,
+ const OUString& sContinuingListId )
+{
+ if ( !mpContinuingLists )
+ {
+ mpContinuingLists = std::make_unique<tMapForContinuingLists>();
+ }
+
+ (*mpContinuingLists)[ sListId ] = sContinuingListId;
+}
+
+OUString XMLTextListsHelper::GetLastContinuingListId(
+ const OUString& sListId ) const
+{
+ if ( mpContinuingLists )
+ {
+ tMapForContinuingLists::const_iterator aIter =
+ mpContinuingLists->find( sListId );
+ if ( aIter != mpContinuingLists->end() )
+ {
+ return (*aIter).second;
+ }
+ }
+
+ return sListId;
+}
+
+void XMLTextListsHelper::PushListOnStack( const OUString& sListId,
+ const OUString& sListStyleName )
+{
+ if ( !mpListStack )
+ {
+ mpListStack = std::make_unique<tStackForLists>();
+ }
+ ::std::pair< OUString, OUString >
+ aListData( sListId, sListStyleName );
+ mpListStack->push_back( aListData );
+}
+void XMLTextListsHelper::PopListFromStack()
+{
+ if ( mpListStack &&
+ !mpListStack->empty() )
+ {
+ mpListStack->pop_back();
+ }
+}
+
+bool XMLTextListsHelper::EqualsToTopListStyleOnStack( const OUString& sListId ) const
+{
+ return mpListStack && sListId == mpListStack->back().second;
+}
+
+OUString
+XMLTextListsHelper::GetNumberedParagraphListId(
+ const sal_uInt16 i_Level,
+ const OUString& i_StyleName)
+{
+ if (i_StyleName.isEmpty()) {
+ SAL_INFO("xmloff.text", "invalid numbered-paragraph: no style-name");
+ }
+ if (!i_StyleName.isEmpty()
+ && (i_Level < mLastNumberedParagraphs.size())
+ && (mLastNumberedParagraphs[i_Level].first == i_StyleName) )
+ {
+ assert(!mLastNumberedParagraphs[i_Level].second.isEmpty() &&
+ "internal error: numbered-paragraph style-name but no list-id?");
+ return mLastNumberedParagraphs[i_Level].second;
+ } else {
+ return GenerateNewListId();
+ }
+}
+
+static void
+ClampLevel(uno::Reference<container::XIndexReplace> const& i_xNumRules,
+ sal_Int16 & io_rLevel)
+{
+ assert(i_xNumRules.is());
+ if (i_xNumRules.is()) {
+ const sal_Int32 nLevelCount( i_xNumRules->getCount() );
+ if ( io_rLevel >= nLevelCount ) {
+ io_rLevel = sal::static_int_cast< sal_Int16 >(nLevelCount-1);
+ }
+ }
+}
+
+uno::Reference<container::XIndexReplace>
+XMLTextListsHelper::EnsureNumberedParagraph(
+ SvXMLImport & i_rImport,
+ const OUString& i_ListId,
+ sal_Int16 & io_rLevel, const OUString& i_StyleName)
+{
+ assert(!i_ListId.isEmpty());
+ assert(io_rLevel >= 0);
+ NumParaList_t & rNPList( mNPLists[i_ListId] );
+ const OUString none; // default
+ if ( rNPList.empty() ) {
+ // create default list style for top level
+ sal_Int16 lev(0);
+ rNPList.emplace_back(none,
+ MakeNumRule(i_rImport, nullptr, none, none, lev) );
+ }
+ // create num rule first because this might clamp the level...
+ uno::Reference<container::XIndexReplace> xNumRules;
+ if ((0 == io_rLevel) || rNPList.empty() || !i_StyleName.isEmpty()) {
+ // no parent to inherit from, or explicit style given => new numrules!
+ // index of parent: level - 1, but maybe that does not exist
+ const size_t parent( std::min(static_cast<size_t>(io_rLevel),
+ rNPList.size()) - 1 );
+ xNumRules = MakeNumRule(i_rImport,
+ io_rLevel > 0 ? rNPList[parent].second : nullptr,
+ io_rLevel > 0 ? rNPList[parent].first : none,
+ i_StyleName, io_rLevel);
+ } else {
+ // no style given, but has a parent => reuse parent numrules!
+ ClampLevel(rNPList.back().second, io_rLevel);
+ }
+ if (static_cast<sal_uInt16>(io_rLevel) + 1U > rNPList.size()) {
+ // new level: need to enlarge
+ for (size_t i = rNPList.size();
+ i < o3tl::make_unsigned(io_rLevel); ++i)
+ {
+ NumParaList_t::value_type const rule(rNPList.back());
+ rNPList.push_back(rule);
+ }
+ NumParaList_t::value_type const rule(rNPList.back());
+ rNPList.push_back(xNumRules.is()
+ ? ::std::make_pair(i_StyleName, xNumRules)
+ : rule);
+ } else {
+ // old level: no need to enlarge; possibly shrink
+ if (xNumRules.is()) {
+ rNPList[io_rLevel] = std::make_pair(i_StyleName, xNumRules);
+ }
+ if (static_cast<sal_uInt16>(io_rLevel) + 1U < rNPList.size()) {
+ rNPList.erase(rNPList.begin() + io_rLevel + 1, rNPList.end());
+ }
+ }
+ // remember the list id
+ if (mLastNumberedParagraphs.size() <= o3tl::make_unsigned(io_rLevel)) {
+ mLastNumberedParagraphs.resize(io_rLevel+1);
+ }
+ mLastNumberedParagraphs[io_rLevel] = std::make_pair(i_StyleName, i_ListId);
+ return rNPList.back().second;
+}
+
+/** extracted from the XMLTextListBlockContext constructor */
+uno::Reference<container::XIndexReplace>
+XMLTextListsHelper::MakeNumRule(
+ SvXMLImport & i_rImport,
+ const uno::Reference<container::XIndexReplace>& i_rNumRule,
+ const OUString& i_ParentStyleName,
+ const OUString& i_StyleName,
+ sal_Int16 & io_rLevel,
+ bool* o_pRestartNumbering,
+ bool* io_pSetDefaults)
+{
+ uno::Reference<container::XIndexReplace> xNumRules(i_rNumRule);
+ if ( !i_StyleName.isEmpty() && i_StyleName != i_ParentStyleName )
+ {
+ const OUString sDisplayStyleName(
+ i_rImport.GetStyleDisplayName( XmlStyleFamily::TEXT_LIST,
+ i_StyleName) );
+ const uno::Reference < container::XNameContainer >& rNumStyles(
+ i_rImport.GetTextImport()->GetNumberingStyles() );
+ if( rNumStyles.is() && rNumStyles->hasByName( sDisplayStyleName ) )
+ {
+ uno::Reference < style::XStyle > xStyle;
+ uno::Any any = rNumStyles->getByName( sDisplayStyleName );
+ any >>= xStyle;
+
+ uno::Reference< beans::XPropertySet > xPropSet( xStyle,
+ uno::UNO_QUERY );
+ any = xPropSet->getPropertyValue("NumberingRules");
+ any >>= xNumRules;
+ }
+ else
+ {
+ const SvxXMLListStyleContext *pListStyle(
+ i_rImport.GetTextImport()->FindAutoListStyle( i_StyleName ) );
+ if( pListStyle )
+ {
+ xNumRules = pListStyle->GetNumRules();
+ if( !xNumRules.is() )
+ {
+ pListStyle->CreateAndInsertAuto();
+ xNumRules = pListStyle->GetNumRules();
+ }
+ }
+ }
+ }
+
+ bool bSetDefaults(io_pSetDefaults && *io_pSetDefaults);
+ if ( !xNumRules.is() )
+ {
+ // If no style name has been specified for this style and for any
+ // parent or if no num rule with the specified name exists,
+ // create a new one.
+
+ xNumRules =
+ SvxXMLListStyleContext::CreateNumRule( i_rImport.GetModel() );
+ SAL_INFO_IF(xNumRules.is(), "xmloff.core", "cannot create numrules");
+ if ( !xNumRules.is() )
+ return xNumRules;
+
+ // Because it is a new num rule, numbering must not be restarted.
+ if (o_pRestartNumbering) *o_pRestartNumbering = false;
+ bSetDefaults = true;
+ if (io_pSetDefaults) *io_pSetDefaults = bSetDefaults;
+ }
+
+ ClampLevel(xNumRules, io_rLevel);
+
+ if ( bSetDefaults )
+ {
+ // Because there is no list style sheet for this style, a default
+ // format must be set for any level of this num rule.
+ SvxXMLListStyleContext::SetDefaultStyle( xNumRules, io_rLevel,
+ false );
+ }
+
+ return xNumRules;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */