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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 <characterclassificationImpl.hxx>
#include <rtl/ustrbuf.hxx>
using namespace com::sun::star::uno;
using namespace com::sun::star::lang;
using ::rtl::OUString;
using ::rtl::OUStringBuffer;
namespace com { namespace sun { namespace star { namespace i18n {
CharacterClassificationImpl::CharacterClassificationImpl(
const Reference < uno::XComponentContext >& rxContext ) : m_xContext( rxContext )
{
if (createLocaleSpecificCharacterClassification(OUString("Unicode"), Locale()))
xUCI = cachedItem->xCI;
}
CharacterClassificationImpl::~CharacterClassificationImpl() {
// Clear lookuptable
for (size_t l = 0; l < lookupTable.size(); l++)
delete lookupTable[l];
lookupTable.clear();
}
OUString SAL_CALL
CharacterClassificationImpl::toUpper( const OUString& Text, sal_Int32 nPos,
sal_Int32 nCount, const Locale& rLocale ) throw(RuntimeException)
{
return getLocaleSpecificCharacterClassification(rLocale)->toUpper(Text, nPos, nCount, rLocale);
}
OUString SAL_CALL
CharacterClassificationImpl::toLower( const OUString& Text, sal_Int32 nPos,
sal_Int32 nCount, const Locale& rLocale ) throw(RuntimeException)
{
return getLocaleSpecificCharacterClassification(rLocale)->toLower(Text, nPos, nCount, rLocale);
}
OUString SAL_CALL
CharacterClassificationImpl::toTitle( const OUString& Text, sal_Int32 nPos,
sal_Int32 nCount, const Locale& rLocale ) throw(RuntimeException)
{
return getLocaleSpecificCharacterClassification(rLocale)->toTitle(Text, nPos, nCount, rLocale);
}
sal_Int16 SAL_CALL
CharacterClassificationImpl::getType( const OUString& Text, sal_Int32 nPos )
throw(RuntimeException)
{
if (xUCI.is())
return xUCI->getType(Text, nPos);
throw RuntimeException();
}
sal_Int16 SAL_CALL
CharacterClassificationImpl::getCharacterDirection( const OUString& Text, sal_Int32 nPos )
throw(RuntimeException)
{
if (xUCI.is())
return xUCI->getCharacterDirection(Text, nPos);
throw RuntimeException();
}
sal_Int16 SAL_CALL
CharacterClassificationImpl::getScript( const OUString& Text, sal_Int32 nPos )
throw(RuntimeException)
{
if (xUCI.is())
return xUCI->getScript(Text, nPos);
throw RuntimeException();
}
sal_Int32 SAL_CALL
CharacterClassificationImpl::getCharacterType( const OUString& Text, sal_Int32 nPos,
const Locale& rLocale ) throw(RuntimeException)
{
return getLocaleSpecificCharacterClassification(rLocale)->getCharacterType(Text, nPos, rLocale);
}
sal_Int32 SAL_CALL
CharacterClassificationImpl::getStringType( const OUString& Text, sal_Int32 nPos,
sal_Int32 nCount, const Locale& rLocale ) throw(RuntimeException)
{
return getLocaleSpecificCharacterClassification(rLocale)->getStringType(Text, nPos, nCount, rLocale);
}
ParseResult SAL_CALL CharacterClassificationImpl::parseAnyToken(
const OUString& Text, sal_Int32 nPos, const Locale& rLocale,
sal_Int32 startCharTokenType, const OUString& userDefinedCharactersStart,
sal_Int32 contCharTokenType, const OUString& userDefinedCharactersCont )
throw(RuntimeException)
{
return getLocaleSpecificCharacterClassification(rLocale)->parseAnyToken(Text, nPos, rLocale,
startCharTokenType,userDefinedCharactersStart,
contCharTokenType, userDefinedCharactersCont);
}
ParseResult SAL_CALL CharacterClassificationImpl::parsePredefinedToken(
sal_Int32 nTokenType, const OUString& Text, sal_Int32 nPos,
const Locale& rLocale, sal_Int32 startCharTokenType,
const OUString& userDefinedCharactersStart, sal_Int32 contCharTokenType,
const OUString& userDefinedCharactersCont ) throw(RuntimeException)
{
return getLocaleSpecificCharacterClassification(rLocale)->parsePredefinedToken(
nTokenType, Text, nPos, rLocale, startCharTokenType, userDefinedCharactersStart,
contCharTokenType, userDefinedCharactersCont);
}
sal_Bool SAL_CALL CharacterClassificationImpl::createLocaleSpecificCharacterClassification(const OUString& serviceName, const Locale& rLocale)
{
// to share service between same Language but different Country code, like zh_CN and zh_SG
for (size_t l = 0; l < lookupTable.size(); l++) {
cachedItem = lookupTable[l];
if (serviceName == cachedItem->aName) {
lookupTable.push_back( cachedItem = new lookupTableItem(rLocale, serviceName, cachedItem->xCI) );
return sal_True;
}
}
Reference < XInterface > xI = m_xContext->getServiceManager()->createInstanceWithContext(
OUString("com.sun.star.i18n.CharacterClassification_") + serviceName, m_xContext);
Reference < XCharacterClassification > xCI;
if ( xI.is() ) {
xCI.set( xI, UNO_QUERY );
if (xCI.is()) {
lookupTable.push_back( cachedItem = new lookupTableItem(rLocale, serviceName, xCI) );
return sal_True;
}
}
return sal_False;
}
Reference < XCharacterClassification > SAL_CALL
CharacterClassificationImpl::getLocaleSpecificCharacterClassification(const Locale& rLocale)
throw(RuntimeException)
{
// reuse instance if locale didn't change
if (cachedItem && cachedItem->equals(rLocale))
return cachedItem->xCI;
else {
for (size_t i = 0; i < lookupTable.size(); i++) {
cachedItem = lookupTable[i];
if (cachedItem->equals(rLocale))
return cachedItem->xCI;
}
static sal_Unicode under = (sal_Unicode)'_';
sal_Int32 l = rLocale.Language.getLength();
sal_Int32 c = rLocale.Country.getLength();
sal_Int32 v = rLocale.Variant.getLength();
OUStringBuffer aBuf(l+c+v+3);
// load service with name <base>_<lang>_<country>_<varian>
if ((l > 0 && c > 0 && v > 0 &&
createLocaleSpecificCharacterClassification(aBuf.append(rLocale.Language).append(under).append(
rLocale.Country).append(under).append(rLocale.Variant).makeStringAndClear(), rLocale)) ||
// load service with name <base>_<lang>_<country>
(l > 0 && c > 0 &&
createLocaleSpecificCharacterClassification(aBuf.append(rLocale.Language).append(under).append(
rLocale.Country).makeStringAndClear(), rLocale)) ||
(l > 0 && c > 0 && rLocale.Language.compareToAscii("zh") == 0 &&
(rLocale.Country.compareToAscii("HK") == 0 ||
rLocale.Country.compareToAscii("MO") == 0) &&
// if the country code is HK or MO, one more step to try TW.
createLocaleSpecificCharacterClassification(aBuf.append(rLocale.Language).append(under).append(
"TW").makeStringAndClear(), rLocale)) ||
(l > 0 &&
// load service with name <base>_<lang>
createLocaleSpecificCharacterClassification(rLocale.Language, rLocale))) {
return cachedItem->xCI;
} else if (xUCI.is()) {
lookupTable.push_back( cachedItem = new lookupTableItem(rLocale, OUString("Unicode"), xUCI) );
return cachedItem->xCI;
}
}
throw RuntimeException();
}
const sal_Char cClass[] = "com.sun.star.i18n.CharacterClassification";
OUString SAL_CALL
CharacterClassificationImpl::getImplementationName(void)
throw( RuntimeException )
{
return OUString::createFromAscii(cClass);
}
sal_Bool SAL_CALL
CharacterClassificationImpl::supportsService(const rtl::OUString& rServiceName)
throw( RuntimeException )
{
return !rServiceName.compareToAscii(cClass);
}
Sequence< OUString > SAL_CALL
CharacterClassificationImpl::getSupportedServiceNames(void) throw( RuntimeException )
{
Sequence< OUString > aRet(1);
aRet[0] = OUString::createFromAscii(cClass);
return aRet;
}
} } } }
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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