9a608faf3c
Change-Id: I4837cb60c2c78b5a9008b6ffbb6323da50c7c705 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/176111 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
495 lines
16 KiB
C++
495 lines
16 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <txtlists.hxx>
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#include <comphelper/random.hxx>
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#include <o3tl/safeint.hxx>
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#include <tools/datetime.hxx>
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#include <tools/long.hxx>
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#include <sal/log.hxx>
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#include <xmloff/txtimp.hxx>
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#include <xmloff/xmlimp.hxx>
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#include <xmloff/xmlnumi.hxx>
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#include <com/sun/star/style/XStyle.hpp>
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#include <com/sun/star/beans/XPropertySet.hpp>
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#include <com/sun/star/container/XNameContainer.hpp>
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#include "XMLTextListItemContext.hxx"
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#include "XMLTextListBlockContext.hxx"
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#include "txtparai.hxx"
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using namespace ::com::sun::star;
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XMLTextListsHelper::XMLTextListsHelper()
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// Inconsistent behavior regarding lists (#i92811#)
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{
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}
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void XMLTextListsHelper::PushListContext(
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XMLTextListBlockContext *i_pListBlock)
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{
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mListStack.emplace(i_pListBlock,
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static_cast<XMLTextListItemContext*>(nullptr),
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static_cast<XMLNumberedParaContext*>(nullptr));
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}
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void XMLTextListsHelper::PushListContext(
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XMLNumberedParaContext *i_pNumberedParagraph)
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{
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mListStack.emplace(
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static_cast<XMLTextListBlockContext*>(nullptr),
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static_cast<XMLTextListItemContext*>(nullptr), i_pNumberedParagraph);
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}
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void XMLTextListsHelper::PopListContext()
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{
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assert(mListStack.size());
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if ( !mListStack.empty())
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mListStack.pop();
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}
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void XMLTextListsHelper::ListContextTop(
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XMLTextListBlockContext*& o_pListBlockContext,
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XMLTextListItemContext*& o_pListItemContext,
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XMLNumberedParaContext*& o_pNumberedParagraphContext )
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{
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if ( !mListStack.empty() ) {
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o_pListBlockContext =
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static_cast<XMLTextListBlockContext*>(std::get<0>(mListStack.top()).get());
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o_pListItemContext =
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static_cast<XMLTextListItemContext *>(std::get<1>(mListStack.top()).get());
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o_pNumberedParagraphContext =
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static_cast<XMLNumberedParaContext *>(std::get<2>(mListStack.top()).get());
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}
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}
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void XMLTextListsHelper::SetListItem( XMLTextListItemContext *i_pListItem )
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{
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// may be cleared by ListBlockContext for upper list...
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if (i_pListItem) {
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assert(mListStack.size());
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assert(std::get<0>(mListStack.top()).is() &&
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"internal error: SetListItem: mListStack has no ListBlock");
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assert(!std::get<1>(mListStack.top()).is() &&
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"error: SetListItem: list item already exists");
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}
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if ( !mListStack.empty() ) {
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std::get<1>(mListStack.top()) = i_pListItem;
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}
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}
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// Handling for parameter <sListStyleDefaultListId> (#i92811#)
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void XMLTextListsHelper::KeepListAsProcessed( const OUString& sListId,
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const OUString& sListStyleName,
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const OUString& sContinueListId,
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const OUString& sListStyleDefaultListId )
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{
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if ( IsListProcessed( sListId ) )
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{
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assert(false &&
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"<XMLTextListsHelper::KeepListAsProcessed(..)> - list id already added" );
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return;
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}
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if ( !mpProcessedLists )
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{
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mpProcessedLists = std::make_unique<tMapForLists>();
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}
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(*mpProcessedLists)[ sListId ] = std::make_pair(sListStyleName, sContinueListId);
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msLastProcessedListId = sListId;
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msListStyleOfLastProcessedList = sListStyleName;
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// Remember what is the last list id of this list style.
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if (!mpStyleNameLastListIds)
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{
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mpStyleNameLastListIds = std::make_unique<std::map<OUString, OUString>>();
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}
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(*mpStyleNameLastListIds)[sListStyleName] = sListId;
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// Inconsistent behavior regarding lists (#i92811#)
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if ( sListStyleDefaultListId.isEmpty())
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return;
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if ( !mpMapListIdToListStyleDefaultListId )
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{
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mpMapListIdToListStyleDefaultListId = std::make_unique<tMapForLists>();
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}
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if ( mpMapListIdToListStyleDefaultListId->find( sListStyleName ) ==
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mpMapListIdToListStyleDefaultListId->end() )
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{
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(*mpMapListIdToListStyleDefaultListId)[ sListStyleName ] =
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::std::pair<OUString, OUString>(sListId, sListStyleDefaultListId);
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}
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}
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bool XMLTextListsHelper::IsListProcessed( const OUString& sListId ) const
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{
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if ( !mpProcessedLists )
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{
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return false;
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}
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return mpProcessedLists->find( sListId ) != mpProcessedLists->end();
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}
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const OUString & XMLTextListsHelper::GetListStyleOfProcessedList(
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const OUString& sListId ) const
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{
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if ( mpProcessedLists )
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{
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tMapForLists::const_iterator aIter = mpProcessedLists->find( sListId );
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if ( aIter != mpProcessedLists->end() )
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{
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return (*aIter).second.first;
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}
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}
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return EMPTY_OUSTRING;
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}
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const OUString & XMLTextListsHelper::GetContinueListIdOfProcessedList(
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const OUString& sListId ) const
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{
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if ( mpProcessedLists )
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{
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tMapForLists::const_iterator aIter = mpProcessedLists->find( sListId );
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if ( aIter != mpProcessedLists->end() )
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{
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return (*aIter).second.second;
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}
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}
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return EMPTY_OUSTRING;
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}
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OUString XMLTextListsHelper::GenerateNewListId() const
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{
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static bool bHack = (getenv("LIBO_ONEWAY_STABLE_ODF_EXPORT") != nullptr);
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OUString sTmpStr( u"list"_ustr );
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if (bHack)
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{
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static sal_Int64 nIdCounter = SAL_CONST_INT64(5000000000);
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sTmpStr += OUString::number(nIdCounter++);
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}
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else
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{
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// Value of xml:id in element <text:list> has to be a valid ID type (#i92478#)
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DateTime aDateTime( DateTime::SYSTEM );
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sal_Int64 n = aDateTime.GetTime();
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n += aDateTime.GetDateUnsigned();
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n += comphelper::rng::uniform_int_distribution(0, std::numeric_limits<int>::max());
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// Value of xml:id in element <text:list> has to be a valid ID type (#i92478#)
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sTmpStr += OUString::number( n );
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}
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OUString sNewListId( sTmpStr );
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if ( mpProcessedLists )
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{
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tools::Long nHitCount = 0;
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while ( mpProcessedLists->find( sNewListId ) != mpProcessedLists->end() )
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{
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++nHitCount;
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sNewListId = sTmpStr + OUString::number( nHitCount );
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}
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}
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return sNewListId;
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}
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// Provide list id for a certain list block for import (#i92811#)
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OUString XMLTextListsHelper::GetListIdForListBlock( XMLTextListBlockContext const & rListBlock )
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{
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OUString sListBlockListId( rListBlock.GetContinueListId() );
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if ( sListBlockListId.isEmpty() )
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{
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sListBlockListId = rListBlock.GetListId();
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}
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if ( mpMapListIdToListStyleDefaultListId )
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{
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if ( !sListBlockListId.isEmpty() )
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{
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const OUString sListStyleName =
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GetListStyleOfProcessedList( sListBlockListId );
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tMapForLists::const_iterator aIter =
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mpMapListIdToListStyleDefaultListId->find( sListStyleName );
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if ( aIter != mpMapListIdToListStyleDefaultListId->end() )
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{
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if ( (*aIter).second.first == sListBlockListId )
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{
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sListBlockListId = (*aIter).second.second;
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}
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}
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}
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}
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return sListBlockListId;
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}
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void XMLTextListsHelper::StoreLastContinuingList( const OUString& sListId,
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const OUString& sContinuingListId )
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{
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if ( !mpContinuingLists )
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{
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mpContinuingLists = std::make_unique<tMapForContinuingLists>();
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}
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(*mpContinuingLists)[ sListId ] = sContinuingListId;
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}
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OUString XMLTextListsHelper::GetLastContinuingListId(
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const OUString& sListId ) const
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{
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if ( mpContinuingLists )
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{
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tMapForContinuingLists::const_iterator aIter =
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mpContinuingLists->find( sListId );
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if ( aIter != mpContinuingLists->end() )
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{
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return (*aIter).second;
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}
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}
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return sListId;
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}
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void XMLTextListsHelper::PushListOnStack( const OUString& sListId,
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const OUString& sListStyleName )
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{
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if ( !mpListStack )
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{
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mpListStack = std::make_unique<tStackForLists>();
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}
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::std::pair< OUString, OUString >
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aListData( sListId, sListStyleName );
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mpListStack->push_back( aListData );
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}
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void XMLTextListsHelper::PopListFromStack()
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{
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if ( mpListStack &&
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!mpListStack->empty() )
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{
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mpListStack->pop_back();
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}
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}
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bool XMLTextListsHelper::EqualsToTopListStyleOnStack( std::u16string_view sListId ) const
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{
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return mpListStack && sListId == mpListStack->back().second;
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}
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OUString
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XMLTextListsHelper::GetNumberedParagraphListId(
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const sal_uInt16 i_Level,
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std::u16string_view i_StyleName)
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{
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if (i_StyleName.empty()) {
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SAL_INFO("xmloff.text", "invalid numbered-paragraph: no style-name");
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}
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if (!i_StyleName.empty()
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&& (i_Level < mLastNumberedParagraphs.size())
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&& (mLastNumberedParagraphs[i_Level].first == i_StyleName) )
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{
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assert(!mLastNumberedParagraphs[i_Level].second.isEmpty() &&
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"internal error: numbered-paragraph style-name but no list-id?");
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return mLastNumberedParagraphs[i_Level].second;
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} else {
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return GenerateNewListId();
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}
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}
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static void
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ClampLevel(uno::Reference<container::XIndexReplace> const& i_xNumRules,
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sal_Int16 & io_rLevel)
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{
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assert(i_xNumRules.is());
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if (i_xNumRules.is()) {
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const sal_Int32 nLevelCount( i_xNumRules->getCount() );
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if ( io_rLevel >= nLevelCount ) {
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io_rLevel = sal::static_int_cast< sal_Int16 >(nLevelCount-1);
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}
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}
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}
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uno::Reference<container::XIndexReplace>
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XMLTextListsHelper::EnsureNumberedParagraph(
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SvXMLImport & i_rImport,
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const OUString& i_ListId,
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sal_Int16 & io_rLevel, const OUString& i_StyleName)
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{
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assert(!i_ListId.isEmpty());
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assert(io_rLevel >= 0);
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NumParaList_t & rNPList( mNPLists[i_ListId] );
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const OUString none; // default
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if ( rNPList.empty() ) {
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// create default list style for top level
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sal_Int16 lev(0);
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rNPList.emplace_back(none,
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MakeNumRule(i_rImport, nullptr, none, none, lev) );
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}
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// create num rule first because this might clamp the level...
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uno::Reference<container::XIndexReplace> xNumRules;
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if ((0 == io_rLevel) || rNPList.empty() || !i_StyleName.isEmpty()) {
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// no parent to inherit from, or explicit style given => new numrules!
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// index of parent: level - 1, but maybe that does not exist
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const size_t parent( std::min(static_cast<size_t>(io_rLevel),
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rNPList.size()) - 1 );
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xNumRules = MakeNumRule(i_rImport,
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io_rLevel > 0 ? rNPList[parent].second : nullptr,
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io_rLevel > 0 ? rNPList[parent].first : none,
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i_StyleName, io_rLevel);
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} else {
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// no style given, but has a parent => reuse parent numrules!
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ClampLevel(rNPList.back().second, io_rLevel);
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}
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if (static_cast<sal_uInt16>(io_rLevel) + 1U > rNPList.size()) {
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// new level: need to enlarge
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for (size_t i = rNPList.size();
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i < o3tl::make_unsigned(io_rLevel); ++i)
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{
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NumParaList_t::value_type const rule(rNPList.back());
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rNPList.push_back(rule);
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}
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NumParaList_t::value_type const rule(rNPList.back());
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rNPList.push_back(xNumRules.is()
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? ::std::make_pair(i_StyleName, xNumRules)
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: rule);
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} else {
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// old level: no need to enlarge; possibly shrink
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if (xNumRules.is()) {
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rNPList[io_rLevel] = std::make_pair(i_StyleName, xNumRules);
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}
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if (static_cast<sal_uInt16>(io_rLevel) + 1U < rNPList.size()) {
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rNPList.erase(rNPList.begin() + io_rLevel + 1, rNPList.end());
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}
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}
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// remember the list id
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if (mLastNumberedParagraphs.size() <= o3tl::make_unsigned(io_rLevel)) {
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mLastNumberedParagraphs.resize(io_rLevel+1);
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}
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mLastNumberedParagraphs[io_rLevel] = std::make_pair(i_StyleName, i_ListId);
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return rNPList.back().second;
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}
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/** extracted from the XMLTextListBlockContext constructor */
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uno::Reference<container::XIndexReplace>
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XMLTextListsHelper::MakeNumRule(
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SvXMLImport & i_rImport,
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const uno::Reference<container::XIndexReplace>& i_rNumRule,
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std::u16string_view i_ParentStyleName,
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const OUString& i_StyleName,
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sal_Int16 & io_rLevel,
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bool* o_pRestartNumbering,
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bool* io_pSetDefaults)
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{
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uno::Reference<container::XIndexReplace> xNumRules(i_rNumRule);
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if ( !i_StyleName.isEmpty() && i_StyleName != i_ParentStyleName )
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{
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const OUString sDisplayStyleName(
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i_rImport.GetStyleDisplayName( XmlStyleFamily::TEXT_LIST,
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i_StyleName) );
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const uno::Reference < container::XNameContainer >& rNumStyles(
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i_rImport.GetTextImport()->GetNumberingStyles() );
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if( rNumStyles.is() && rNumStyles->hasByName( sDisplayStyleName ) )
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{
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uno::Reference < style::XStyle > xStyle;
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uno::Any any = rNumStyles->getByName( sDisplayStyleName );
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any >>= xStyle;
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uno::Reference< beans::XPropertySet > xPropSet( xStyle,
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uno::UNO_QUERY );
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any = xPropSet->getPropertyValue(u"NumberingRules"_ustr);
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any >>= xNumRules;
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}
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else
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{
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const SvxXMLListStyleContext *pListStyle(
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i_rImport.GetTextImport()->FindAutoListStyle( i_StyleName ) );
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if( pListStyle )
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{
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xNumRules = pListStyle->GetNumRules();
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if( !xNumRules.is() )
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{
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pListStyle->CreateAndInsertAuto();
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xNumRules = pListStyle->GetNumRules();
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}
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}
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}
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}
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bool bSetDefaults(io_pSetDefaults && *io_pSetDefaults);
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if ( !xNumRules.is() )
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{
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// If no style name has been specified for this style and for any
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// parent or if no num rule with the specified name exists,
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// create a new one.
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xNumRules =
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SvxXMLListStyleContext::CreateNumRule( i_rImport.GetModel() );
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SAL_INFO_IF(xNumRules.is(), "xmloff.core", "cannot create numrules");
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if ( !xNumRules.is() )
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return xNumRules;
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// Because it is a new num rule, numbering must not be restarted.
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if (o_pRestartNumbering) *o_pRestartNumbering = false;
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bSetDefaults = true;
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if (io_pSetDefaults) *io_pSetDefaults = bSetDefaults;
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}
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ClampLevel(xNumRules, io_rLevel);
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if ( bSetDefaults )
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{
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// Because there is no list style sheet for this style, a default
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// format must be set for any level of this num rule.
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SvxXMLListStyleContext::SetDefaultStyle( xNumRules, io_rLevel,
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false );
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}
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return xNumRules;
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}
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OUString XMLTextListsHelper::GetLastIdOfStyleName(const OUString& sListStyleName) const
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{
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if (!mpStyleNameLastListIds)
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{
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return {};
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}
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auto it = mpStyleNameLastListIds->find(sListStyleName);
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if (it == mpStyleNameLastListIds->end())
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{
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return {};
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}
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return it->second;
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}
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