ee65218d9e
Change-Id: Icc27e0ebb8fe68d1171e7075e93e7ca74569c0b6 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/159860 Tested-by: Jenkins Reviewed-by: Taichi Haradaguchi <20001722@ymail.ne.jp>
158 lines
6 KiB
C++
158 lines
6 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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#pragma once
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#include <cppuhelper/implbase.hxx>
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#include <com/sun/star/util/XTextSearch2.hpp>
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#include <com/sun/star/lang/XServiceInfo.hpp>
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#include <map>
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#include <memory>
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#include <mutex>
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#include <unicode/regex.h>
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#include <unicode/unistr.h>
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#include <unicode/uversion.h>
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namespace com::sun::star::i18n { class XBreakIterator; }
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namespace com::sun::star::i18n { class XCharacterClassification; }
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namespace com::sun::star::i18n { class XExtendedTransliteration; }
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namespace com::sun::star::uno { class XComponentContext; }
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class WLevDistance;
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typedef ::std::map< sal_Unicode, sal_Int32 > TextSearchJumpTable;
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class TextSearch: public cppu::WeakImplHelper
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<
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css::util::XTextSearch2,
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css::lang::XServiceInfo
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>
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{
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std::mutex m_aMutex;
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css::uno::Reference < css::uno::XComponentContext > m_xContext;
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css::util::SearchOptions2 aSrchPara;
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OUString sSrchStr;
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OUString sSrchStr2;
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mutable css::uno::Reference< css::i18n::XCharacterClassification > xCharClass;
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css::uno::Reference< css::i18n::XExtendedTransliteration > xTranslit;
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css::uno::Reference< css::i18n::XExtendedTransliteration > xTranslit2;
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// define a function pointer for the different search methods
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typedef css::util::SearchResult
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(SAL_CALL TextSearch::*FnSrch)( const OUString& searchStr,
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sal_Int32 startPos, sal_Int32 endPos );
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FnSrch fnForward;
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FnSrch fnBackward;
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// to fix UX regression, U+0027 matches also U+2019 in non-regex search
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bool bSearchApostrophe;
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// Members and methods for the normal (Boyer-Moore) search
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std::unique_ptr<TextSearchJumpTable> pJumpTable;
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std::unique_ptr<TextSearchJumpTable> pJumpTable2;
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bool bIsForwardTab;
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bool bUsePrimarySrchStr;
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void MakeForwardTab();
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void MakeForwardTab2();
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void MakeBackwardTab();
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void MakeBackwardTab2();
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sal_Int32 GetDiff( const sal_Unicode ) const;
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/// @throws css::uno::RuntimeException
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css::util::SearchResult SAL_CALL
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NSrchFrwrd( const OUString& searchStr,
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sal_Int32 startPos, sal_Int32 endPos );
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/// @throws css::uno::RuntimeException
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css::util::SearchResult SAL_CALL
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NSrchBkwrd( const OUString& searchStr,
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sal_Int32 startPos, sal_Int32 endPos );
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// Members and methods for the regular expression search
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std::unique_ptr<icu::RegexMatcher> pRegexMatcher;
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/// @throws css::uno::RuntimeException
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css::util::SearchResult SAL_CALL
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RESrchFrwrd( const OUString& searchStr,
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sal_Int32 startPos, sal_Int32 endPos );
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/// @throws css::uno::RuntimeException
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css::util::SearchResult SAL_CALL
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RESrchBkwrd( const OUString& searchStr,
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sal_Int32 startPos, sal_Int32 endPos );
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void RESrchPrepare( const css::util::SearchOptions2&);
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// Members and methods for the "Weight Levenshtein-Distance" search
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int nLimit;
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std::unique_ptr<WLevDistance> pWLD;
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css::uno::Reference < css::i18n::XBreakIterator > xBreak;
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/// @throws css::uno::RuntimeException
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css::util::SearchResult SAL_CALL
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ApproxSrchFrwrd( const OUString& searchStr,
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sal_Int32 startPos, sal_Int32 endPos );
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/// @throws css::uno::RuntimeException
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css::util::SearchResult SAL_CALL
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ApproxSrchBkwrd( const OUString& searchStr,
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sal_Int32 startPos, sal_Int32 endPos );
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// Members and methods for the wildcard search
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OUString maWildcardReversePattern;
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OUString maWildcardReversePattern2;
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sal_uInt32 mcWildcardEscapeChar;
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bool mbWildcardAllowSubstring;
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/// @throws css::uno::RuntimeException
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css::util::SearchResult SAL_CALL
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WildcardSrchFrwrd( const OUString& searchStr,
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sal_Int32 startPos, sal_Int32 endPos );
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/// @throws css::uno::RuntimeException
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css::util::SearchResult SAL_CALL
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WildcardSrchBkwrd( const OUString& searchStr,
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sal_Int32 startPos, sal_Int32 endPos );
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bool IsDelimiter( const OUString& rStr, sal_Int32 nPos ) const;
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public:
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explicit TextSearch(
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const css::uno::Reference < css::uno::XComponentContext >& rxContext );
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virtual ~TextSearch() override;
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// XTextSearch
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virtual void SAL_CALL
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setOptions( const css::util::SearchOptions& options ) override;
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virtual css::util::SearchResult SAL_CALL
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searchForward( const OUString& searchStr,
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sal_Int32 startPos, sal_Int32 endPos ) override;
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virtual css::util::SearchResult SAL_CALL
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searchBackward( const OUString& searchStr,
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sal_Int32 startPos, sal_Int32 endPos ) override;
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// XTextSearch2
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virtual void SAL_CALL
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setOptions2( const css::util::SearchOptions2& options ) override;
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//XServiceInfo
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virtual OUString SAL_CALL getImplementationName() override;
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virtual sal_Bool SAL_CALL supportsService(const OUString& ServiceName) override;
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virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() override;
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};
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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