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Diffstat (limited to 'linguistic/source/thesdsp.cxx')
| -rw-r--r-- | linguistic/source/thesdsp.cxx | 240 |
1 files changed, 240 insertions, 0 deletions
diff --git a/linguistic/source/thesdsp.cxx b/linguistic/source/thesdsp.cxx new file mode 100644 index 000000000..2ffe3642e --- /dev/null +++ b/linguistic/source/thesdsp.cxx @@ -0,0 +1,240 @@ +/* -*- 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 <i18nlangtag/lang.h> +#include <i18nlangtag/languagetag.hxx> +#include <tools/debug.hxx> +#include <svl/lngmisc.hxx> + +#include <com/sun/star/beans/XPropertySet.hpp> +#include <comphelper/processfactory.hxx> +#include <comphelper/sequence.hxx> +#include <com/sun/star/uno/XComponentContext.hpp> +#include <osl/mutex.hxx> +#include <sal/log.hxx> + +#include "thesdsp.hxx" +#include <linguistic/misc.hxx> + +using namespace osl; +using namespace com::sun::star; +using namespace com::sun::star::beans; +using namespace com::sun::star::lang; +using namespace com::sun::star::uno; +using namespace com::sun::star::linguistic2; +using namespace linguistic; + + +static bool SvcListHasLanguage( + const Sequence< Reference< XThesaurus > > &rRefs, + const Locale &rLocale ) +{ + return std::any_of(rRefs.begin(), rRefs.end(), + [&rLocale](const Reference<XThesaurus>& rRef) { + return rRef.is() && rRef->hasLocale( rLocale ); }); +} + + +ThesaurusDispatcher::ThesaurusDispatcher() +{ +} + + +ThesaurusDispatcher::~ThesaurusDispatcher() +{ + ClearSvcList(); +} + + +void ThesaurusDispatcher::ClearSvcList() +{ + // release memory for each table entry + ThesSvcByLangMap_t().swap(aSvcMap); +} + + +Sequence< Locale > SAL_CALL + ThesaurusDispatcher::getLocales() +{ + MutexGuard aGuard( GetLinguMutex() ); + + std::vector<Locale> aLocales; + aLocales.reserve(aSvcMap.size()); + + std::transform(aSvcMap.begin(), aSvcMap.end(), std::back_inserter(aLocales), + [](ThesSvcByLangMap_t::const_reference elem) { return LanguageTag::convertToLocale(elem.first); }); + + return comphelper::containerToSequence(aLocales); +} + + +sal_Bool SAL_CALL + ThesaurusDispatcher::hasLocale( const Locale& rLocale ) +{ + MutexGuard aGuard( GetLinguMutex() ); + ThesSvcByLangMap_t::const_iterator aIt( aSvcMap.find( LinguLocaleToLanguage( rLocale ) ) ); + return aIt != aSvcMap.end(); +} + + +Sequence< Reference< XMeaning > > SAL_CALL + ThesaurusDispatcher::queryMeanings( + const OUString& rTerm, const Locale& rLocale, + const css::uno::Sequence< ::css::beans::PropertyValue >& rProperties ) +{ + MutexGuard aGuard( GetLinguMutex() ); + + Sequence< Reference< XMeaning > > aMeanings; + + LanguageType nLanguage = LinguLocaleToLanguage( rLocale ); + if (LinguIsUnspecified( nLanguage) || rTerm.isEmpty()) + return aMeanings; + + // search for entry with that language + ThesSvcByLangMap_t::iterator aIt( aSvcMap.find( nLanguage ) ); + LangSvcEntries_Thes *pEntry = aIt != aSvcMap.end() ? aIt->second.get() : nullptr; + + if (pEntry) + { + OUString aChkWord = rTerm.replace( SVT_HARD_SPACE, ' ' ); + RemoveHyphens( aChkWord ); + if (IsIgnoreControlChars( rProperties, GetPropSet() )) + RemoveControlChars( aChkWord ); + + sal_Int32 nLen = pEntry->aSvcRefs.getLength(); + DBG_ASSERT( nLen == pEntry->aSvcImplNames.getLength(), + "lng : sequence length mismatch"); + DBG_ASSERT( pEntry->nLastTriedSvcIndex < nLen, + "lng : index out of range"); + + sal_Int32 i = 0; + + // try already instantiated services first + { + const Reference< XThesaurus > *pRef = pEntry->aSvcRefs.getConstArray(); + while (i <= pEntry->nLastTriedSvcIndex + && !aMeanings.hasElements()) + { + if (pRef[i].is() && pRef[i]->hasLocale( rLocale )) + aMeanings = pRef[i]->queryMeanings( aChkWord, rLocale, rProperties ); + ++i; + } + } + + // if still no result instantiate new services and try those + if (!aMeanings.hasElements() + && pEntry->nLastTriedSvcIndex < nLen - 1) + { + const OUString *pImplNames = pEntry->aSvcImplNames.getConstArray(); + Reference< XThesaurus > *pRef = pEntry->aSvcRefs.getArray(); + + Reference< XComponentContext > xContext( + comphelper::getProcessComponentContext() ); + + // build service initialization argument + Sequence< Any > aArgs(1); + aArgs.getArray()[0] <<= GetPropSet(); + + while (i < nLen && !aMeanings.hasElements()) + { + // create specific service via it's implementation name + Reference< XThesaurus > xThes; + try + { + xThes.set( xContext->getServiceManager()->createInstanceWithArgumentsAndContext( + pImplNames[i], aArgs, xContext ), + UNO_QUERY ); + } + catch (uno::Exception &) + { + SAL_WARN( "linguistic", "createInstanceWithArguments failed" ); + } + pRef[i] = xThes; + + if (xThes.is() && xThes->hasLocale( rLocale )) + aMeanings = xThes->queryMeanings( aChkWord, rLocale, rProperties ); + + pEntry->nLastTriedSvcIndex = static_cast<sal_Int16>(i); + ++i; + } + + // if language is not supported by any of the services + // remove it from the list. + if (i == nLen && !aMeanings.hasElements()) + { + if (!SvcListHasLanguage( pEntry->aSvcRefs, rLocale )) + aSvcMap.erase( nLanguage ); + } + } + } + + return aMeanings; +} + + +void ThesaurusDispatcher::SetServiceList( const Locale &rLocale, + const Sequence< OUString > &rSvcImplNames ) +{ + MutexGuard aGuard( GetLinguMutex() ); + + LanguageType nLanguage = LinguLocaleToLanguage( rLocale ); + + sal_Int32 nLen = rSvcImplNames.getLength(); + if (0 == nLen) + // remove entry + aSvcMap.erase( nLanguage ); + else + { + // modify/add entry + LangSvcEntries_Thes *pEntry = aSvcMap[ nLanguage ].get(); + if (pEntry) + { + pEntry->Clear(); + pEntry->aSvcImplNames = rSvcImplNames; + pEntry->aSvcRefs = Sequence< Reference < XThesaurus > >( nLen ); + } + else + { + auto pTmpEntry = std::make_shared<LangSvcEntries_Thes>( rSvcImplNames ); + pTmpEntry->aSvcRefs = Sequence< Reference < XThesaurus > >( nLen ); + aSvcMap[ nLanguage ] = pTmpEntry; + } + } +} + + +Sequence< OUString > + ThesaurusDispatcher::GetServiceList( const Locale &rLocale ) const +{ + MutexGuard aGuard( GetLinguMutex() ); + + Sequence< OUString > aRes; + + // search for entry with that language and use data from that + LanguageType nLanguage = LinguLocaleToLanguage( rLocale ); + const ThesSvcByLangMap_t::const_iterator aIt( aSvcMap.find( nLanguage ) ); + const LangSvcEntries_Thes *pEntry = aIt != aSvcMap.end() ? aIt->second.get() : nullptr; + if (pEntry) + aRes = pEntry->aSvcImplNames; + + return aRes; +} + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |