691 lines
24 KiB
C++
691 lines
24 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 <cppuhelper/factory.hxx> // helper for factories
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#include <com/sun/star/registry/XRegistryKey.hpp>
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#include <com/sun/star/linguistic2/XSearchableDictionaryList.hpp>
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#include <com/sun/star/linguistic2/XHyphenatedWord.hpp>
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#include <rtl/ustrbuf.hxx>
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#include <i18nlangtag/lang.h>
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#include <unotools/localedatawrapper.hxx>
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#include <tools/debug.hxx>
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#include <svl/lngmisc.hxx>
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#include <comphelper/processfactory.hxx>
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#include <osl/mutex.hxx>
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#include "hyphdsp.hxx"
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#include "linguistic/hyphdta.hxx"
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#include "linguistic/lngprops.hxx"
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#include "lngsvcmgr.hxx"
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using namespace osl;
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using namespace com::sun::star;
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using namespace com::sun::star::beans;
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using namespace com::sun::star::lang;
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using namespace com::sun::star::uno;
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using namespace com::sun::star::linguistic2;
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using namespace linguistic;
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HyphenatorDispatcher::HyphenatorDispatcher( LngSvcMgr &rLngSvcMgr ) :
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rMgr (rLngSvcMgr)
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{
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}
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HyphenatorDispatcher::~HyphenatorDispatcher()
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{
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ClearSvcList();
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}
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void HyphenatorDispatcher::ClearSvcList()
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{
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// release memory for each table entry
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HyphSvcByLangMap_t aTmp;
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aSvcMap.swap( aTmp );
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}
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Reference<XHyphenatedWord> HyphenatorDispatcher::buildHyphWord(
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const OUString rOrigWord,
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const Reference<XDictionaryEntry> &xEntry,
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sal_Int16 nLang, sal_Int16 nMaxLeading )
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{
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MutexGuard aGuard( GetLinguMutex() );
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Reference< XHyphenatedWord > xRes;
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if (xEntry.is())
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{
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OUString aText( xEntry->getDictionaryWord() );
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sal_Int32 nTextLen = aText.getLength();
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// trailing '=' means "hyphenation should not be possible"
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if (nTextLen > 0 && aText[ nTextLen - 1 ] != '=')
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{
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sal_Int16 nHyphenationPos = -1;
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OUStringBuffer aTmp( nTextLen );
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sal_Bool bSkip = sal_False;
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sal_Int32 nHyphIdx = -1;
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sal_Int32 nLeading = 0;
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for (sal_Int32 i = 0; i < nTextLen; i++)
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{
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sal_Unicode cTmp = aText[i];
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if (cTmp != '=')
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{
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aTmp.append( cTmp );
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nLeading++;
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bSkip = sal_False;
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nHyphIdx++;
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}
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else
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{
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if (!bSkip && nHyphIdx >= 0)
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{
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if (nLeading <= nMaxLeading)
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nHyphenationPos = (sal_Int16) nHyphIdx;
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}
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bSkip = sal_True; //! multiple '=' should count as one only
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}
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}
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if (nHyphenationPos > 0)
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{
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aText = aTmp.makeStringAndClear();
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#if OSL_DEBUG_LEVEL > 1
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{
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if (aText != rOrigWord)
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{
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// both words should only differ by a having a trailing '.'
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// character or not...
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OUString aShorter, aLonger;
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if (aText.getLength() <= rOrigWord.getLength())
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{
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aShorter = aText;
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aLonger = rOrigWord;
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}
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else
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{
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aShorter = rOrigWord;
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aLonger = aText;
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}
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xub_StrLen nS = sal::static_int_cast< xub_StrLen >( aShorter.getLength() );
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xub_StrLen nL = sal::static_int_cast< xub_StrLen >( aLonger.getLength() );
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if (nS > 0 && nL > 0)
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{
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DBG_ASSERT( (nS + 1 == nL) && aLonger[nL-1] == (sal_Unicode) '.',
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"HyphenatorDispatcher::buildHyphWord: unexpected difference between words!" );
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}
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}
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}
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#endif
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//! take care of #i22591#
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aText = rOrigWord;
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DBG_ASSERT( aText == rOrigWord, "failed to " );
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xRes = new HyphenatedWord( aText, nLang, nHyphenationPos,
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aText, nHyphenationPos );
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}
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}
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}
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return xRes;
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}
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Reference< XPossibleHyphens > HyphenatorDispatcher::buildPossHyphens(
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const Reference< XDictionaryEntry > &xEntry, sal_Int16 nLanguage )
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{
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MutexGuard aGuard( GetLinguMutex() );
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Reference<XPossibleHyphens> xRes;
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if (xEntry.is())
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{
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// text with hyphenation info
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OUString aText( xEntry->getDictionaryWord() );
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sal_Int32 nTextLen = aText.getLength();
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// trailing '=' means "hyphenation should not be possible"
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if (nTextLen > 0 && aText[ nTextLen - 1 ] != '=')
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{
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// sequence to hold hyphenation positions
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Sequence< sal_Int16 > aHyphPos( nTextLen );
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sal_Int16 *pPos = aHyphPos.getArray();
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sal_Int32 nHyphCount = 0;
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OUStringBuffer aTmp( nTextLen );
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sal_Bool bSkip = sal_False;
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sal_Int32 nHyphIdx = -1;
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for (sal_Int32 i = 0; i < nTextLen; i++)
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{
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sal_Unicode cTmp = aText[i];
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if (cTmp != '=')
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{
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aTmp.append( cTmp );
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bSkip = sal_False;
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nHyphIdx++;
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}
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else
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{
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if (!bSkip && nHyphIdx >= 0)
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pPos[ nHyphCount++ ] = (sal_Int16) nHyphIdx;
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bSkip = sal_True; //! multiple '=' should count as one only
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}
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}
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// ignore (multiple) trailing '='
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if (bSkip && nHyphIdx >= 0)
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{
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nHyphCount--;
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}
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DBG_ASSERT( nHyphCount >= 0, "lng : invalid hyphenation count");
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if (nHyphCount > 0)
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{
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aHyphPos.realloc( nHyphCount );
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xRes = new PossibleHyphens( aTmp.makeStringAndClear(), nLanguage,
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aText, aHyphPos );
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}
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}
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}
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return xRes;
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}
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Sequence< Locale > SAL_CALL HyphenatorDispatcher::getLocales()
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throw(RuntimeException)
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{
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MutexGuard aGuard( GetLinguMutex() );
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Sequence< Locale > aLocales( static_cast< sal_Int32 >(aSvcMap.size()) );
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Locale *pLocales = aLocales.getArray();
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HyphSvcByLangMap_t::const_iterator aIt;
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for (aIt = aSvcMap.begin(); aIt != aSvcMap.end(); ++aIt)
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{
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*pLocales++ = LanguageTag( aIt->first ).getLocale();
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}
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return aLocales;
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}
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sal_Bool SAL_CALL HyphenatorDispatcher::hasLocale(const Locale& rLocale)
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throw(RuntimeException)
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{
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MutexGuard aGuard( GetLinguMutex() );
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HyphSvcByLangMap_t::const_iterator aIt( aSvcMap.find( LinguLocaleToLanguage( rLocale ) ) );
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return aIt != aSvcMap.end();
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}
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Reference< XHyphenatedWord > SAL_CALL
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HyphenatorDispatcher::hyphenate(
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const OUString& rWord, const Locale& rLocale, sal_Int16 nMaxLeading,
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const PropertyValues& rProperties )
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throw(IllegalArgumentException, RuntimeException)
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{
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MutexGuard aGuard( GetLinguMutex() );
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Reference< XHyphenatedWord > xRes;
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sal_Int32 nWordLen = rWord.getLength();
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sal_Int16 nLanguage = LinguLocaleToLanguage( rLocale );
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if (LinguIsUnspecified(nLanguage) || !nWordLen ||
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nMaxLeading == 0 || nMaxLeading == nWordLen)
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return xRes;
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// search for entry with that language
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HyphSvcByLangMap_t::iterator aIt( aSvcMap.find( nLanguage ) );
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LangSvcEntries_Hyph *pEntry = aIt != aSvcMap.end() ? aIt->second.get() : NULL;
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bool bWordModified = false;
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if (!pEntry || (nMaxLeading < 0 || nMaxLeading > nWordLen))
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{
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return NULL;
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}
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else
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{
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OUString aChkWord( rWord );
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// replace typographical apostroph by ascii apostroph
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String aSingleQuote( GetLocaleDataWrapper( nLanguage ).getQuotationMarkEnd() );
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DBG_ASSERT( 1 == aSingleQuote.Len(), "unexpectend length of quotation mark" );
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if (aSingleQuote.Len())
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aChkWord = aChkWord.replace( aSingleQuote.GetChar(0), '\'' );
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bWordModified |= RemoveHyphens( aChkWord );
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if (IsIgnoreControlChars( rProperties, GetPropSet() ))
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bWordModified |= RemoveControlChars( aChkWord );
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sal_Int16 nChkMaxLeading = (sal_Int16) GetPosInWordToCheck( rWord, nMaxLeading );
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// check for results from (positive) dictionaries which have precedence!
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Reference< XDictionaryEntry > xEntry;
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if (GetDicList().is() && IsUseDicList( rProperties, GetPropSet() ))
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{
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xEntry = GetDicList()->queryDictionaryEntry( aChkWord, rLocale,
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sal_True, sal_False );
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}
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if (xEntry.is())
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{
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//! because queryDictionaryEntry (in the end DictionaryNeo::getEntry)
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//! does not distinguish betwee "XYZ" and "XYZ." in order to avoid
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//! to require them as different entry we have to supply the
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//! original word here as well so it can be used in th result
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//! otherwise a strange effect may occur (see #i22591#)
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xRes = buildHyphWord( rWord, xEntry, nLanguage, nChkMaxLeading );
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}
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else
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{
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sal_Int32 nLen = pEntry->aSvcImplNames.getLength() > 0 ? 1 : 0;
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DBG_ASSERT( pEntry->nLastTriedSvcIndex < nLen,
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"lng : index out of range");
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sal_Int32 i = 0;
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Reference< XHyphenator > xHyph;
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if (pEntry->aSvcRefs.getLength() > 0)
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xHyph = pEntry->aSvcRefs[0];
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// try already instantiated service
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if (i <= pEntry->nLastTriedSvcIndex)
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{
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if (xHyph.is() && xHyph->hasLocale( rLocale ))
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xRes = xHyph->hyphenate( aChkWord, rLocale, nChkMaxLeading,
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rProperties );
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++i;
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}
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else if (pEntry->nLastTriedSvcIndex < nLen - 1)
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// instantiate services and try it
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{
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Reference< XHyphenator > *pRef = pEntry->aSvcRefs.getArray();
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Reference< XComponentContext > xContext(
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comphelper::getProcessComponentContext() );
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// build service initialization argument
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Sequence< Any > aArgs(2);
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aArgs.getArray()[0] <<= GetPropSet();
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// create specific service via it's implementation name
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try
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{
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xHyph = Reference< XHyphenator >(
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xContext->getServiceManager()->createInstanceWithArgumentsAndContext(
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pEntry->aSvcImplNames[0], aArgs, xContext ),
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UNO_QUERY );
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}
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catch (uno::Exception &)
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{
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DBG_ASSERT( 0, "createInstanceWithArguments failed" );
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}
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pRef [i] = xHyph;
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Reference< XLinguServiceEventBroadcaster >
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xBroadcaster( xHyph, UNO_QUERY );
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if (xBroadcaster.is())
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rMgr.AddLngSvcEvtBroadcaster( xBroadcaster );
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if (xHyph.is() && xHyph->hasLocale( rLocale ))
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xRes = xHyph->hyphenate( aChkWord, rLocale, nChkMaxLeading,
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rProperties );
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pEntry->nLastTriedSvcIndex = (sal_Int16) i;
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++i;
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// if language is not supported by the services
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// remove it from the list.
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if (xHyph.is() && !xHyph->hasLocale( rLocale ))
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aSvcMap.erase( nLanguage );
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}
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} // if (xEntry.is())
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}
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if (bWordModified && xRes.is())
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xRes = RebuildHyphensAndControlChars( rWord, xRes );
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if (xRes.is() && xRes->getWord() != rWord)
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{
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xRes = new HyphenatedWord( rWord, nLanguage, xRes->getHyphenationPos(),
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xRes->getHyphenatedWord(),
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xRes->getHyphenPos() );
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}
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return xRes;
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}
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Reference< XHyphenatedWord > SAL_CALL
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HyphenatorDispatcher::queryAlternativeSpelling(
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const OUString& rWord, const Locale& rLocale, sal_Int16 nIndex,
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const PropertyValues& rProperties )
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throw(IllegalArgumentException, RuntimeException)
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{
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MutexGuard aGuard( GetLinguMutex() );
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Reference< XHyphenatedWord > xRes;
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sal_Int32 nWordLen = rWord.getLength();
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sal_Int16 nLanguage = LinguLocaleToLanguage( rLocale );
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if (LinguIsUnspecified(nLanguage) || !nWordLen)
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return xRes;
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// search for entry with that language
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HyphSvcByLangMap_t::iterator aIt( aSvcMap.find( nLanguage ) );
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LangSvcEntries_Hyph *pEntry = aIt != aSvcMap.end() ? aIt->second.get() : NULL;
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bool bWordModified = false;
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if (!pEntry || !(0 <= nIndex && nIndex <= nWordLen - 2))
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{
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return NULL;
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}
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else
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{
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OUString aChkWord( rWord );
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// replace typographical apostroph by ascii apostroph
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String aSingleQuote( GetLocaleDataWrapper( nLanguage ).getQuotationMarkEnd() );
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DBG_ASSERT( 1 == aSingleQuote.Len(), "unexpectend length of quotation mark" );
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if (aSingleQuote.Len())
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aChkWord = aChkWord.replace( aSingleQuote.GetChar(0), '\'' );
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bWordModified |= RemoveHyphens( aChkWord );
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if (IsIgnoreControlChars( rProperties, GetPropSet() ))
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bWordModified |= RemoveControlChars( aChkWord );
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sal_Int16 nChkIndex = (sal_Int16) GetPosInWordToCheck( rWord, nIndex );
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// check for results from (positive) dictionaries which have precedence!
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Reference< XDictionaryEntry > xEntry;
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if (GetDicList().is() && IsUseDicList( rProperties, GetPropSet() ))
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{
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xEntry = GetDicList()->queryDictionaryEntry( aChkWord, rLocale,
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sal_True, sal_False );
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}
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if (xEntry.is())
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{
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//! alternative spellings not yet supported by dictionaries
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}
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else
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{
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sal_Int32 nLen = pEntry->aSvcImplNames.getLength() > 0 ? 1 : 0;
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DBG_ASSERT( pEntry->nLastTriedSvcIndex < nLen,
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"lng : index out of range");
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sal_Int32 i = 0;
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Reference< XHyphenator > xHyph;
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if (pEntry->aSvcRefs.getLength() > 0)
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xHyph = pEntry->aSvcRefs[0];
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// try already instantiated service
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if (i <= pEntry->nLastTriedSvcIndex)
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{
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if (xHyph.is() && xHyph->hasLocale( rLocale ))
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xRes = xHyph->queryAlternativeSpelling( aChkWord, rLocale,
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nChkIndex, rProperties );
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++i;
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}
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else if (pEntry->nLastTriedSvcIndex < nLen - 1)
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// instantiate services and try it
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{
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Reference< XHyphenator > *pRef = pEntry->aSvcRefs.getArray();
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Reference< XComponentContext > xContext(
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comphelper::getProcessComponentContext() );
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// build service initialization argument
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Sequence< Any > aArgs(2);
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aArgs.getArray()[0] <<= GetPropSet();
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// create specific service via it's implementation name
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try
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{
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xHyph = Reference< XHyphenator >(
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xContext->getServiceManager()->createInstanceWithArgumentsAndContext(
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pEntry->aSvcImplNames[0], aArgs, xContext ), UNO_QUERY );
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}
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catch (uno::Exception &)
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{
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DBG_ASSERT( 0, "createInstanceWithArguments failed" );
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}
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pRef [i] = xHyph;
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Reference< XLinguServiceEventBroadcaster >
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xBroadcaster( xHyph, UNO_QUERY );
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if (xBroadcaster.is())
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rMgr.AddLngSvcEvtBroadcaster( xBroadcaster );
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if (xHyph.is() && xHyph->hasLocale( rLocale ))
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xRes = xHyph->queryAlternativeSpelling( aChkWord, rLocale,
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nChkIndex, rProperties );
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pEntry->nLastTriedSvcIndex = (sal_Int16) i;
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++i;
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// if language is not supported by the services
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// remove it from the list.
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if (xHyph.is() && !xHyph->hasLocale( rLocale ))
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aSvcMap.erase( nLanguage );
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}
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} // if (xEntry.is())
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}
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if (bWordModified && xRes.is())
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xRes = RebuildHyphensAndControlChars( rWord, xRes );
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if (xRes.is() && xRes->getWord() != rWord)
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{
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xRes = new HyphenatedWord( rWord, nLanguage, xRes->getHyphenationPos(),
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xRes->getHyphenatedWord(),
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xRes->getHyphenPos() );
|
|
}
|
|
|
|
return xRes;
|
|
}
|
|
|
|
|
|
Reference< XPossibleHyphens > SAL_CALL
|
|
HyphenatorDispatcher::createPossibleHyphens(
|
|
const OUString& rWord, const Locale& rLocale,
|
|
const PropertyValues& rProperties )
|
|
throw(IllegalArgumentException, RuntimeException)
|
|
{
|
|
MutexGuard aGuard( GetLinguMutex() );
|
|
|
|
Reference< XPossibleHyphens > xRes;
|
|
|
|
sal_Int16 nLanguage = LinguLocaleToLanguage( rLocale );
|
|
if (LinguIsUnspecified(nLanguage) || rWord.isEmpty())
|
|
return xRes;
|
|
|
|
// search for entry with that language
|
|
HyphSvcByLangMap_t::iterator aIt( aSvcMap.find( nLanguage ) );
|
|
LangSvcEntries_Hyph *pEntry = aIt != aSvcMap.end() ? aIt->second.get() : NULL;
|
|
|
|
if (pEntry)
|
|
{
|
|
OUString aChkWord( rWord );
|
|
|
|
// replace typographical apostroph by ascii apostroph
|
|
String aSingleQuote( GetLocaleDataWrapper( nLanguage ).getQuotationMarkEnd() );
|
|
DBG_ASSERT( 1 == aSingleQuote.Len(), "unexpectend length of quotation mark" );
|
|
if (aSingleQuote.Len())
|
|
aChkWord = aChkWord.replace( aSingleQuote.GetChar(0), '\'' );
|
|
|
|
RemoveHyphens( aChkWord );
|
|
if (IsIgnoreControlChars( rProperties, GetPropSet() ))
|
|
RemoveControlChars( aChkWord );
|
|
|
|
// check for results from (positive) dictionaries which have precedence!
|
|
Reference< XDictionaryEntry > xEntry;
|
|
|
|
if (GetDicList().is() && IsUseDicList( rProperties, GetPropSet() ))
|
|
{
|
|
xEntry = GetDicList()->queryDictionaryEntry( aChkWord, rLocale,
|
|
sal_True, sal_False );
|
|
}
|
|
|
|
if (xEntry.is())
|
|
{
|
|
xRes = buildPossHyphens( xEntry, nLanguage );
|
|
}
|
|
else
|
|
{
|
|
sal_Int32 nLen = pEntry->aSvcImplNames.getLength() > 0 ? 1 : 0;
|
|
DBG_ASSERT( pEntry->nLastTriedSvcIndex < nLen,
|
|
"lng : index out of range");
|
|
|
|
sal_Int32 i = 0;
|
|
Reference< XHyphenator > xHyph;
|
|
if (pEntry->aSvcRefs.getLength() > 0)
|
|
xHyph = pEntry->aSvcRefs[0];
|
|
|
|
// try already instantiated service
|
|
if (i <= pEntry->nLastTriedSvcIndex)
|
|
{
|
|
if (xHyph.is() && xHyph->hasLocale( rLocale ))
|
|
xRes = xHyph->createPossibleHyphens( aChkWord, rLocale,
|
|
rProperties );
|
|
++i;
|
|
}
|
|
else if (pEntry->nLastTriedSvcIndex < nLen - 1)
|
|
// instantiate services and try it
|
|
{
|
|
Reference< XHyphenator > *pRef = pEntry->aSvcRefs.getArray();
|
|
|
|
Reference< XComponentContext > xContext(
|
|
comphelper::getProcessComponentContext() );
|
|
|
|
// build service initialization argument
|
|
Sequence< Any > aArgs(2);
|
|
aArgs.getArray()[0] <<= GetPropSet();
|
|
|
|
// create specific service via it's implementation name
|
|
try
|
|
{
|
|
xHyph = Reference< XHyphenator >(
|
|
xContext->getServiceManager()->createInstanceWithArgumentsAndContext(
|
|
pEntry->aSvcImplNames[0], aArgs, xContext ),
|
|
UNO_QUERY );
|
|
}
|
|
catch (uno::Exception &)
|
|
{
|
|
DBG_ASSERT( 0, "createWithArguments failed" );
|
|
}
|
|
pRef [i] = xHyph;
|
|
|
|
Reference< XLinguServiceEventBroadcaster >
|
|
xBroadcaster( xHyph, UNO_QUERY );
|
|
if (xBroadcaster.is())
|
|
rMgr.AddLngSvcEvtBroadcaster( xBroadcaster );
|
|
|
|
if (xHyph.is() && xHyph->hasLocale( rLocale ))
|
|
xRes = xHyph->createPossibleHyphens( aChkWord, rLocale, rProperties );
|
|
|
|
pEntry->nLastTriedSvcIndex = (sal_Int16) i;
|
|
++i;
|
|
|
|
// if language is not supported by the services
|
|
// remove it from the list.
|
|
if (xHyph.is() && !xHyph->hasLocale( rLocale ))
|
|
aSvcMap.erase( nLanguage );
|
|
}
|
|
} // if (xEntry.is())
|
|
}
|
|
|
|
if (xRes.is() && xRes->getWord() != rWord)
|
|
{
|
|
xRes = new PossibleHyphens( rWord, nLanguage,
|
|
xRes->getPossibleHyphens(),
|
|
xRes->getHyphenationPositions() );
|
|
}
|
|
|
|
return xRes;
|
|
}
|
|
|
|
|
|
void HyphenatorDispatcher::SetServiceList( const Locale &rLocale,
|
|
const Sequence< OUString > &rSvcImplNames )
|
|
{
|
|
MutexGuard aGuard( GetLinguMutex() );
|
|
|
|
sal_Int16 nLanguage = LinguLocaleToLanguage( rLocale );
|
|
|
|
sal_Int32 nLen = rSvcImplNames.getLength();
|
|
if (0 == nLen)
|
|
// remove entry
|
|
aSvcMap.erase( nLanguage );
|
|
else
|
|
{
|
|
// modify/add entry
|
|
LangSvcEntries_Hyph *pEntry = aSvcMap[ nLanguage ].get();
|
|
if (pEntry)
|
|
{
|
|
pEntry->Clear();
|
|
pEntry->aSvcImplNames = rSvcImplNames;
|
|
pEntry->aSvcImplNames.realloc(1);
|
|
pEntry->aSvcRefs = Sequence< Reference < XHyphenator > > ( 1 );
|
|
}
|
|
else
|
|
{
|
|
boost::shared_ptr< LangSvcEntries_Hyph > pTmpEntry( new LangSvcEntries_Hyph( rSvcImplNames[0] ) );
|
|
pTmpEntry->aSvcRefs = Sequence< Reference < XHyphenator > >( 1 );
|
|
aSvcMap[ nLanguage ] = pTmpEntry;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
Sequence< OUString >
|
|
HyphenatorDispatcher::GetServiceList( const Locale &rLocale ) const
|
|
{
|
|
MutexGuard aGuard( GetLinguMutex() );
|
|
|
|
Sequence< OUString > aRes;
|
|
|
|
// search for entry with that language and use data from that
|
|
sal_Int16 nLanguage = LinguLocaleToLanguage( rLocale );
|
|
HyphenatorDispatcher *pThis = (HyphenatorDispatcher *) this;
|
|
const HyphSvcByLangMap_t::iterator aIt( pThis->aSvcMap.find( nLanguage ) );
|
|
const LangSvcEntries_Hyph *pEntry = aIt != aSvcMap.end() ? aIt->second.get() : NULL;
|
|
if (pEntry)
|
|
{
|
|
aRes = pEntry->aSvcImplNames;
|
|
if (aRes.getLength() > 0)
|
|
aRes.realloc(1);
|
|
}
|
|
|
|
return aRes;
|
|
}
|
|
|
|
|
|
LinguDispatcher::DspType HyphenatorDispatcher::GetDspType() const
|
|
{
|
|
return DSP_HYPH;
|
|
}
|
|
|
|
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|