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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/i18n/TransliterationType.hpp>
#include <rtl/ref.hxx>
#include <i18nutil/casefolding.hxx>
#include <i18nutil/transliteration.hxx>
#include <transliteration_caseignore.hxx>
namespace com::sun::star::uno { class XComponentContext; }
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::i18n;
using namespace ::com::sun::star::lang;
namespace i18npool {
Transliteration_caseignore::Transliteration_caseignore()
{
nMappingType = MappingType::FullFolding;
moduleLoaded = TransliterationFlags::NONE;
transliterationName = "case ignore (generic)";
implementationName = "com.sun.star.i18n.Transliteration.IGNORE_CASE";
}
void SAL_CALL
Transliteration_caseignore::loadModule( TransliterationModules modName, const Locale& rLocale )
{
moduleLoaded |= static_cast<TransliterationFlags>(modName);
aLocale = rLocale;
}
sal_Int16 SAL_CALL Transliteration_caseignore::getType()
{
// It's NOT TransliterationType::ONE_TO_ONE because it's using casefolding
return TransliterationType::IGNORE;
}
Sequence< OUString > SAL_CALL
Transliteration_caseignore::transliterateRange( const OUString& str1, const OUString& str2 )
{
if (str1.getLength() != 1 || str2.getLength() != 1)
throw RuntimeException();
static rtl::Reference< Transliteration_u2l > u2l(new Transliteration_u2l);
static rtl::Reference< Transliteration_l2u > l2u(new Transliteration_l2u);
u2l->loadModule(TransliterationModules(0), aLocale);
l2u->loadModule(TransliterationModules(0), aLocale);
OUString l1 = u2l->transliterateString2String(str1, 0, str1.getLength());
OUString u1 = l2u->transliterateString2String(str1, 0, str1.getLength());
OUString l2 = u2l->transliterateString2String(str2, 0, str2.getLength());
OUString u2 = l2u->transliterateString2String(str2, 0, str2.getLength());
if ((l1 == u1) && (l2 == u2)) {
return { l1, l2 };
} else {
return { l1, l2, u1, u2 };
}
}
sal_Bool SAL_CALL
Transliteration_caseignore::equals(
const OUString& str1, sal_Int32 pos1, sal_Int32 nCount1, sal_Int32& nMatch1,
const OUString& str2, sal_Int32 pos2, sal_Int32 nCount2, sal_Int32& nMatch2)
{
return (compare(str1, pos1, nCount1, nMatch1, str2, pos2, nCount2, nMatch2) == 0);
}
sal_Int32 SAL_CALL
Transliteration_caseignore::compareSubstring(
const OUString& str1, sal_Int32 off1, sal_Int32 len1,
const OUString& str2, sal_Int32 off2, sal_Int32 len2)
{
sal_Int32 nMatch1, nMatch2;
return compare(str1, off1, len1, nMatch1, str2, off2, len2, nMatch2);
}
sal_Int32 SAL_CALL
Transliteration_caseignore::compareString(
const OUString& str1,
const OUString& str2)
{
sal_Int32 nMatch1, nMatch2;
return compare(str1, 0, str1.getLength(), nMatch1, str2, 0, str2.getLength(), nMatch2);
}
sal_Int32
Transliteration_caseignore::compare(
const OUString& str1, sal_Int32 pos1, sal_Int32 nCount1, sal_Int32& nMatch1,
const OUString& str2, sal_Int32 pos2, sal_Int32 nCount2, sal_Int32& nMatch2)
{
const sal_Unicode *unistr1 = const_cast<sal_Unicode*>(str1.getStr()) + pos1;
const sal_Unicode *unistr2 = const_cast<sal_Unicode*>(str2.getStr()) + pos2;
sal_Unicode c1, c2;
i18nutil::MappingElement e1, e2;
nMatch1 = nMatch2 = 0;
#define NOT_END_OF_STR1 (nMatch1 < nCount1 || e1.current < e1.element.nmap)
#define NOT_END_OF_STR2 (nMatch2 < nCount2 || e2.current < e2.element.nmap)
while (NOT_END_OF_STR1 && NOT_END_OF_STR2) {
c1 = i18nutil::casefolding::getNextChar(unistr1, nMatch1, nCount1, e1, aLocale, nMappingType, moduleLoaded);
c2 = i18nutil::casefolding::getNextChar(unistr2, nMatch2, nCount2, e2, aLocale, nMappingType, moduleLoaded);
if (c1 != c2) {
nMatch1--; nMatch2--;
return c1 > c2 ? 1 : -1;
}
}
return (!NOT_END_OF_STR1 && !NOT_END_OF_STR2) ? 0
: (NOT_END_OF_STR1 ? 1 : -1);
}
}
extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface *
com_sun_star_i18n_Transliteration_IGNORE_CASE_get_implementation(
css::uno::XComponentContext *,
css::uno::Sequence<css::uno::Any> const &)
{
return cppu::acquire(new i18npool::Transliteration_caseignore());
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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