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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 <collatorImpl.hxx>
#include <localedata.hxx>
#include <com/sun/star/i18n/CollatorOptions.hpp>
#include <com/sun/star/i18n/LocaleData.hpp>
#include <rtl/ustrbuf.hxx>
#include <comphelper/processfactory.hxx>
#include <cppuhelper/supportsservice.hxx>
using namespace com::sun::star;
using namespace com::sun::star::lang;
using namespace com::sun::star::uno;
namespace com { namespace sun { namespace star { namespace i18n {
CollatorImpl::CollatorImpl( const Reference < XComponentContext >& rxContext ) : m_xContext(rxContext)
{
mxLocaleData.set( LocaleData::create(rxContext) );
cachedItem = nullptr;
}
CollatorImpl::~CollatorImpl()
{
// Clear lookuptable
for (size_t l = 0; l < lookupTable.size(); l++)
delete lookupTable[l];
lookupTable.clear();
}
sal_Int32 SAL_CALL
CollatorImpl::compareSubstring( const OUString& str1, sal_Int32 off1, sal_Int32 len1,
const OUString& str2, sal_Int32 off2, sal_Int32 len2) throw(RuntimeException, std::exception)
{
if (cachedItem)
return cachedItem->xC->compareSubstring(str1, off1, len1, str2, off2, len2);
sal_Unicode *unistr1 = const_cast<sal_Unicode*>(str1.getStr()) + off1;
sal_Unicode *unistr2 = const_cast<sal_Unicode*>(str2.getStr()) + off2;
for (int i = 0; i < len1 && i < len2; i++)
if (unistr1[i] != unistr2[i])
return unistr1[i] < unistr2[i] ? -1 : 1;
return len1 == len2 ? 0 : (len1 < len2 ? -1 : 1);
}
sal_Int32 SAL_CALL
CollatorImpl::compareString( const OUString& in_str1, const OUString& in_str2) throw(RuntimeException, std::exception)
{
if (cachedItem)
return cachedItem->xC->compareString(in_str1, in_str2);
return CollatorImpl::compareSubstring(in_str1, 0, in_str1.getLength(), in_str2, 0, in_str2.getLength());
}
sal_Int32 SAL_CALL
CollatorImpl::loadDefaultCollator(const lang::Locale& rLocale, sal_Int32 collatorOptions) throw(RuntimeException, std::exception)
{
const Sequence< Implementation > &imp = mxLocaleData->getCollatorImplementations(rLocale);
for (sal_Int32 i = 0; i < imp.getLength(); i++)
if (imp[i].isDefault)
return loadCollatorAlgorithm(imp[i].unoID, rLocale, collatorOptions);
throw RuntimeException(); // not default is defined
//return 0;
}
sal_Int32 SAL_CALL
CollatorImpl::loadCollatorAlgorithm(const OUString& impl, const lang::Locale& rLocale, sal_Int32 collatorOptions)
throw(RuntimeException, std::exception)
{
if (! cachedItem || ! cachedItem->equals(rLocale, impl))
loadCachedCollator(rLocale, impl);
if (cachedItem)
cachedItem->xC->loadCollatorAlgorithm(cachedItem->algorithm, nLocale = rLocale, collatorOptions);
else
throw RuntimeException(); // impl could not be loaded
return 0;
}
void SAL_CALL
CollatorImpl::loadCollatorAlgorithmWithEndUserOption(const OUString& impl, const lang::Locale& rLocale,
const Sequence< sal_Int32 >& collatorOptions) throw(RuntimeException, std::exception)
{
sal_Int32 options = 0;
for (sal_Int32 i = 0; i < collatorOptions.getLength(); i++)
options |= collatorOptions[i];
loadCollatorAlgorithm(impl, rLocale, options);
}
Sequence< OUString > SAL_CALL
CollatorImpl::listCollatorAlgorithms( const lang::Locale& rLocale ) throw(RuntimeException, std::exception)
{
nLocale = rLocale;
const Sequence< Implementation > &imp = mxLocaleData->getCollatorImplementations(rLocale);
Sequence< OUString > list(imp.getLength());
for (sal_Int32 i = 0; i < imp.getLength(); i++) {
//if the current algorithm is default and the position is not on the first one, then switch
if (imp[i].isDefault && i) {
list[i] = list[0];
list[0] = imp[i].unoID;
}
else
list[i] = imp[i].unoID;
}
return list;
}
Sequence< sal_Int32 > SAL_CALL
CollatorImpl::listCollatorOptions( const OUString& /*collatorAlgorithmName*/ ) throw(RuntimeException, std::exception)
{
Sequence< OUString > option_str = mxLocaleData->getCollationOptions(nLocale);
Sequence< sal_Int32 > option_int(option_str.getLength());
for (sal_Int32 i = 0; i < option_str.getLength(); i++)
option_int[i] =
option_str[i] == "IGNORE_CASE" ? CollatorOptions::CollatorOptions_IGNORE_CASE :
option_str[i] == "IGNORE_KANA" ? CollatorOptions::CollatorOptions_IGNORE_KANA :
option_str[i] == "IGNORE_WIDTH" ? CollatorOptions::CollatorOptions_IGNORE_WIDTH : 0;
return option_int;
}
bool SAL_CALL
CollatorImpl::createCollator(const lang::Locale& rLocale, const OUString& serviceName, const OUString& rSortAlgorithm)
throw(RuntimeException)
{
for (size_t l = 0; l < lookupTable.size(); l++) {
cachedItem = lookupTable[l];
if (cachedItem->service.equals(serviceName)) {// cross locale sharing
lookupTable.push_back(cachedItem = new lookupTableItem(rLocale, rSortAlgorithm, serviceName, cachedItem->xC));
return true;
}
}
Reference < XInterface > xI =
m_xContext->getServiceManager()->createInstanceWithContext("com.sun.star.i18n.Collator_" + serviceName, m_xContext );
if (xI.is()) {
Reference < XCollator > xC;
xC.set( xI, UNO_QUERY );
if (xC.is()) {
lookupTable.push_back(cachedItem = new lookupTableItem(rLocale, rSortAlgorithm, serviceName, xC));
return true;
}
}
return false;
}
void SAL_CALL
CollatorImpl::loadCachedCollator(const lang::Locale& rLocale, const OUString& rSortAlgorithm)
throw(RuntimeException)
{
for (size_t i = 0; i < lookupTable.size(); i++) {
cachedItem = lookupTable[i];
if (cachedItem->equals(rLocale, rSortAlgorithm)) {
return;
}
}
bool bLoaded = false;
if (!rSortAlgorithm.isEmpty())
{
// Load service with name <base>_<lang>_<country>_<algorithm> or
// <base>_<bcp47>_<algorithm> and fallbacks.
bLoaded = createCollator( rLocale,
LocaleDataImpl::getFirstLocaleServiceName( rLocale) + "_" + rSortAlgorithm, rSortAlgorithm);
if (!bLoaded)
{
::std::vector< OUString > aFallbacks( LocaleDataImpl::getFallbackLocaleServiceNames( rLocale));
for (::std::vector< OUString >::const_iterator it( aFallbacks.begin()); it != aFallbacks.end(); ++it)
{
bLoaded = createCollator( rLocale, *it + "_" + rSortAlgorithm, rSortAlgorithm);
if (bLoaded)
break;
}
if (!bLoaded)
{
// load service with name <base>_<algorithm>
bLoaded = createCollator( rLocale, rSortAlgorithm, rSortAlgorithm);
}
}
}
if (!bLoaded)
{
// load default service with name <base>_Unicode
bLoaded = createCollator( rLocale, "Unicode", rSortAlgorithm);
if (!bLoaded)
{
cachedItem = nullptr;
throw RuntimeException(); // could not load any service
}
}
}
OUString SAL_CALL CollatorImpl::getImplementationName() throw( RuntimeException, std::exception )
{
return OUString("com.sun.star.i18n.Collator");
}
sal_Bool SAL_CALL CollatorImpl::supportsService(const OUString& rServiceName)
throw( RuntimeException, std::exception )
{
return cppu::supportsService(this, rServiceName);
}
Sequence< OUString > SAL_CALL
CollatorImpl::getSupportedServiceNames() throw( RuntimeException, std::exception )
{
Sequence< OUString > aRet { "com.sun.star.i18n.Collator" };
return aRet;
}
} } } }
extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface * SAL_CALL
com_sun_star_i18n_Collator_get_implementation(
css::uno::XComponentContext *context,
css::uno::Sequence<css::uno::Any> const &)
{
return cppu::acquire(new css::i18n::CollatorImpl(context));
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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