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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <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 aTmp;
aSvcMap.swap( aTmp );
}
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;
}
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