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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_i18npool.hxx"
#include <collatorImpl.hxx>
#include <com/sun/star/i18n/CollatorOptions.hpp>
#include <rtl/ustrbuf.hxx>
using namespace com::sun::star;
using namespace com::sun::star::lang;
using namespace com::sun::star::uno;
using namespace rtl;
namespace com { namespace sun { namespace star { namespace i18n {
CollatorImpl::CollatorImpl( const Reference < XMultiServiceFactory >& rxMSF ) : xMSF(rxMSF)
{
if ( rxMSF.is()) {
Reference < XInterface > xI =
xMSF->createInstance( OUString::createFromAscii("com.sun.star.i18n.LocaleData"));
if ( xI.is() )
xI->queryInterface(::getCppuType((const Reference< XLocaleData>*)0)) >>= localedata;
}
cachedItem = NULL;
}
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)
{
if (cachedItem)
return cachedItem->xC->compareSubstring(str1, off1, len1, str2, off2, len2);
sal_Unicode *unistr1 = (sal_Unicode*) str1.getStr() + off1;
sal_Unicode *unistr2 = (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)
{
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)
{
const Sequence< Implementation > &imp = localedata->getCollatorImplementations(rLocale);
for (sal_Int16 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)
{
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)
{
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)
{
nLocale = rLocale;
const Sequence< Implementation > &imp = localedata->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)
{
Sequence< OUString > option_str = localedata->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].equalsAscii("IGNORE_CASE") ? CollatorOptions::CollatorOptions_IGNORE_CASE :
option_str[i].equalsAscii("IGNORE_KANA") ? CollatorOptions::CollatorOptions_IGNORE_KANA :
option_str[i].equalsAscii("IGNORE_WIDTH") ? CollatorOptions::CollatorOptions_IGNORE_WIDTH : 0;
return option_int;
}
sal_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 sal_True;
}
}
if (xMSF.is()) {
Reference < XInterface > xI =
xMSF->createInstance(OUString::createFromAscii("com.sun.star.i18n.Collator_") + serviceName);
if (xI.is()) {
Reference < XCollator > xC;
xI->queryInterface( getCppuType((const Reference< XCollator>*)0) ) >>= xC;
if (xC.is()) {
lookupTable.push_back(cachedItem = new lookupTableItem(rLocale, rSortAlgorithm, serviceName, xC));
return sal_True;
}
}
return sal_False;
}
throw RuntimeException();
}
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;
}
}
static sal_Unicode under = (sal_Unicode) '_';
static OUString tw(OUString::createFromAscii("TW"));
static OUString unicode(OUString::createFromAscii("Unicode"));
sal_Int32 l = rLocale.Language.getLength();
sal_Int32 c = rLocale.Country.getLength();
sal_Int32 v = rLocale.Variant.getLength();
sal_Int32 a = rSortAlgorithm.getLength();
OUStringBuffer aBuf(l+c+v+a+4);
if ((l > 0 && c > 0 && v > 0 && a > 0 &&
// load service with name <base>_<lang>_<country>_<varian>_<algorithm>
createCollator(rLocale, aBuf.append(rLocale.Language).append(under).append(rLocale.Country).append(
under).append(rLocale.Variant).append(under).append(rSortAlgorithm).makeStringAndClear(),
rSortAlgorithm)) ||
(l > 0 && c > 0 && a > 0 &&
// load service with name <base>_<lang>_<country>_<algorithm>
createCollator(rLocale, aBuf.append(rLocale.Language).append(under).append(rLocale.Country).append(
under).append(rSortAlgorithm).makeStringAndClear(), rSortAlgorithm)) ||
(l > 0 && c > 0 && a > 0 && rLocale.Language.equalsAscii("zh") &&
(rLocale.Country.equalsAscii("HK") ||
rLocale.Country.equalsAscii("MO")) &&
// if the country code is HK or MO, one more step to try TW.
createCollator(rLocale, aBuf.append(rLocale.Language).append(under).append(tw).append(under).append(
rSortAlgorithm).makeStringAndClear(), rSortAlgorithm)) ||
(l > 0 && a > 0 &&
// load service with name <base>_<lang>_<algorithm>
createCollator(rLocale, aBuf.append(rLocale.Language).append(under).append(rSortAlgorithm).makeStringAndClear(),
rSortAlgorithm)) ||
// load service with name <base>_<algorithm>
(a > 0 &&
createCollator(rLocale, rSortAlgorithm, rSortAlgorithm)) ||
// load default service with name <base>_Unicode
createCollator(rLocale, unicode, rSortAlgorithm)) {
return;
} else {
cachedItem = NULL;
throw RuntimeException(); // could not load any service
}
}
const sal_Char cCollator[] = "com.sun.star.i18n.Collator";
OUString SAL_CALL
CollatorImpl::getImplementationName() throw( RuntimeException )
{
return OUString::createFromAscii(cCollator);
}
sal_Bool SAL_CALL
CollatorImpl::supportsService(const OUString& rServiceName)
throw( RuntimeException )
{
return rServiceName.equalsAscii(cCollator);
}
Sequence< OUString > SAL_CALL
CollatorImpl::getSupportedServiceNames() throw( RuntimeException )
{
Sequence< OUString > aRet(1);
aRet[0] = OUString::createFromAscii(cCollator);
return aRet;
}
} } } }
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