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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 <com/sun/star/uno/Reference.h>
#include <com/sun/star/linguistic2/SpellFailure.hpp>
#include <com/sun/star/linguistic2/XSearchableDictionaryList.hpp>
#include <comphelper/string.hxx>
#include <tools/debug.hxx>
#include <osl/mutex.hxx>
#include <vector>
#include "linguistic/spelldta.hxx"
#include "lngsvcmgr.hxx"
using namespace utl;
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;
namespace linguistic
{
#define MAX_PROPOSALS 40
bool SeqHasEntry(
const Sequence< OUString > &rSeq,
const OUString &rTxt)
{
bool bRes = false;
sal_Int32 nLen = rSeq.getLength();
const OUString *pEntry = rSeq.getConstArray();
for (sal_Int32 i = 0; i < nLen && !bRes; ++i)
{
if (rTxt == pEntry[i])
bRes = true;
}
return bRes;
}
void SearchSimilarText( const OUString &rText, sal_Int16 nLanguage,
Reference< XSearchableDictionaryList > &xDicList,
std::vector< OUString > & rDicListProps )
{
if (!xDicList.is())
return;
const uno::Sequence< Reference< XDictionary > >
aDics( xDicList->getDictionaries() );
const Reference< XDictionary >
*pDic = aDics.getConstArray();
sal_Int32 nDics = xDicList->getCount();
for (sal_Int32 i = 0; i < nDics; i++)
{
Reference< XDictionary > xDic( pDic[i], UNO_QUERY );
sal_Int16 nLang = LinguLocaleToLanguage( xDic->getLocale() );
if ( xDic.is() && xDic->isActive()
&& (nLang == nLanguage || LinguIsUnspecified( nLang)) )
{
#if OSL_DEBUG_LEVEL > 1
DictionaryType eType = xDic->getDictionaryType();
(void) eType;
DBG_ASSERT( eType != DictionaryType_MIXED, "unexpected dictionary type" );
#endif
const Sequence< Reference< XDictionaryEntry > > aEntries = xDic->getEntries();
const Reference< XDictionaryEntry > *pEntries = aEntries.getConstArray();
sal_Int32 nLen = aEntries.getLength();
for (sal_Int32 k = 0; k < nLen; ++k)
{
OUString aEntryTxt;
if (pEntries[k].is())
{
// remove characters used to determine hyphenation positions
aEntryTxt = comphelper::string::remove(pEntries[k]->getDictionaryWord(), '=');
}
if (!aEntryTxt.isEmpty() && LevDistance( rText, aEntryTxt ) <= 2)
rDicListProps.push_back( aEntryTxt );
}
}
}
}
void SeqRemoveNegEntries( Sequence< OUString > &rSeq,
Reference< XSearchableDictionaryList > &rxDicList,
sal_Int16 nLanguage )
{
static const OUString aEmpty;
bool bSthRemoved = false;
sal_Int32 nLen = rSeq.getLength();
OUString *pEntries = rSeq.getArray();
for (sal_Int32 i = 0; i < nLen; ++i)
{
Reference< XDictionaryEntry > xNegEntry( SearchDicList( rxDicList,
pEntries[i], nLanguage, false, true ) );
if (xNegEntry.is())
{
pEntries[i] = aEmpty;
bSthRemoved = true;
}
}
if (bSthRemoved)
{
Sequence< OUString > aNew;
// merge sequence without duplicates and empty strings in new empty sequence
aNew = MergeProposalSeqs( aNew, rSeq, false );
rSeq = aNew;
}
}
Sequence< OUString > MergeProposalSeqs(
Sequence< OUString > &rAlt1,
Sequence< OUString > &rAlt2,
bool bAllowDuplicates )
{
Sequence< OUString > aMerged;
if (0 == rAlt1.getLength() && bAllowDuplicates)
aMerged = rAlt2;
else if (0 == rAlt2.getLength() && bAllowDuplicates)
aMerged = rAlt1;
else
{
sal_Int32 nAltCount1 = rAlt1.getLength();
const OUString *pAlt1 = rAlt1.getConstArray();
sal_Int32 nAltCount2 = rAlt2.getLength();
const OUString *pAlt2 = rAlt2.getConstArray();
sal_Int32 nCountNew = std::min( nAltCount1 + nAltCount2, (sal_Int32) MAX_PROPOSALS );
aMerged.realloc( nCountNew );
OUString *pMerged = aMerged.getArray();
sal_Int32 nIndex = 0;
sal_Int32 i = 0;
for (int j = 0; j < 2; j++)
{
sal_Int32 nCount = j == 0 ? nAltCount1 : nAltCount2;
const OUString *pAlt = j == 0 ? pAlt1 : pAlt2;
for (i = 0; i < nCount && nIndex < MAX_PROPOSALS; i++)
{
if (!pAlt[i].isEmpty() &&
(bAllowDuplicates || !SeqHasEntry(aMerged, pAlt[i] )))
pMerged[ nIndex++ ] = pAlt[ i ];
}
}
aMerged.realloc( nIndex );
}
return aMerged;
}
SpellAlternatives::SpellAlternatives()
{
nLanguage = LANGUAGE_NONE;
nType = SpellFailure::IS_NEGATIVE_WORD;
}
SpellAlternatives::SpellAlternatives(
const OUString &rWord, sal_Int16 nLang, sal_Int16 nFailureType,
const Sequence< OUString > &rAlternatives ) :
aAlt (rAlternatives),
aWord (rWord),
nType (nFailureType),
nLanguage (nLang)
{
}
SpellAlternatives::~SpellAlternatives()
{
}
OUString SAL_CALL SpellAlternatives::getWord()
throw(RuntimeException, std::exception)
{
MutexGuard aGuard( GetLinguMutex() );
return aWord;
}
Locale SAL_CALL SpellAlternatives::getLocale()
throw(RuntimeException, std::exception)
{
MutexGuard aGuard( GetLinguMutex() );
return LanguageTag::convertToLocale( nLanguage );
}
sal_Int16 SAL_CALL SpellAlternatives::getFailureType()
throw(RuntimeException, std::exception)
{
MutexGuard aGuard( GetLinguMutex() );
return nType;
}
sal_Int16 SAL_CALL SpellAlternatives::getAlternativesCount()
throw(RuntimeException, std::exception)
{
MutexGuard aGuard( GetLinguMutex() );
return (sal_Int16) aAlt.getLength();
}
Sequence< OUString > SAL_CALL SpellAlternatives::getAlternatives()
throw(RuntimeException, std::exception)
{
MutexGuard aGuard( GetLinguMutex() );
return aAlt;
}
void SAL_CALL SpellAlternatives::setAlternatives( const uno::Sequence< OUString >& rAlternatives )
throw (uno::RuntimeException, std::exception)
{
MutexGuard aGuard( GetLinguMutex() );
aAlt = rAlternatives;
}
void SAL_CALL SpellAlternatives::setFailureType( sal_Int16 nFailureType )
throw (uno::RuntimeException, std::exception)
{
MutexGuard aGuard( GetLinguMutex() );
nType = nFailureType;
}
void SpellAlternatives::SetWordLanguage(const OUString &rWord, sal_Int16 nLang)
{
MutexGuard aGuard( GetLinguMutex() );
aWord = rWord;
nLanguage = nLang;
}
void SpellAlternatives::SetFailureType(sal_Int16 nTypeP)
{
MutexGuard aGuard( GetLinguMutex() );
nType = nTypeP;
}
void SpellAlternatives::SetAlternatives( const Sequence< OUString > &rAlt )
{
MutexGuard aGuard( GetLinguMutex() );
aAlt = rAlt;
}
com::sun::star::uno::Reference < com::sun::star::linguistic2::XSpellAlternatives > SpellAlternatives::CreateSpellAlternatives(
const OUString &rWord, sal_Int16 nLang, sal_Int16 nTypeP, const ::com::sun::star::uno::Sequence< OUString > &rAlt )
{
SpellAlternatives* pAlt = new SpellAlternatives;
pAlt->SetWordLanguage( rWord, nLang );
pAlt->SetFailureType( nTypeP );
pAlt->SetAlternatives( rAlt );
return Reference < XSpellAlternatives >(pAlt);
}
} // namespace linguistic
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