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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 <sal/config.h>
#include <rtl/ustring.hxx>
#include <rtl/string.hxx>
#include <com/sun/star/i18n/ScriptType.hpp>
#include "i18nlangtag/mslangid.hxx"
// Only very limited few functions that are guaranteed to not be called from
// LanguageTag may use LanguageTag ...
#include "i18nlangtag/languagetag.hxx"
LanguageType MsLangId::nConfiguredSystemLanguage = LANGUAGE_SYSTEM;
LanguageType MsLangId::nConfiguredSystemUILanguage = LANGUAGE_SYSTEM;
LanguageType MsLangId::nConfiguredWesternFallback = LANGUAGE_SYSTEM;
LanguageType MsLangId::nConfiguredAsianFallback = LANGUAGE_SYSTEM;
LanguageType MsLangId::nConfiguredComplexFallback = LANGUAGE_SYSTEM;
// static
void MsLangId::setConfiguredSystemLanguage( LanguageType nLang )
{
nConfiguredSystemLanguage = nLang;
}
// static
void MsLangId::setConfiguredSystemUILanguage( LanguageType nLang )
{
nConfiguredSystemUILanguage = nLang;
}
// static
void MsLangId::setConfiguredWesternFallback( LanguageType nLang )
{
nConfiguredWesternFallback = nLang;
}
// static
void MsLangId::setConfiguredAsianFallback( LanguageType nLang )
{
nConfiguredAsianFallback = nLang;
}
// static
void MsLangId::setConfiguredComplexFallback( LanguageType nLang )
{
nConfiguredComplexFallback = nLang;
}
// static
inline LanguageType MsLangId::simplifySystemLanguages( LanguageType nLang )
{
switch (nLang)
{
case LANGUAGE_PROCESS_OR_USER_DEFAULT :
case LANGUAGE_SYSTEM_DEFAULT :
case LANGUAGE_SYSTEM :
nLang = LANGUAGE_SYSTEM;
break;
default:
; // nothing
}
return nLang;
}
// static
LanguageType MsLangId::getRealLanguage( LanguageType nLang )
{
switch (simplifySystemLanguages( nLang))
{
case LANGUAGE_SYSTEM :
if (nConfiguredSystemLanguage == LANGUAGE_SYSTEM)
nLang = getSystemLanguage();
else
nLang = nConfiguredSystemLanguage;
break;
case LANGUAGE_HID_HUMAN_INTERFACE_DEVICE :
if (nConfiguredSystemUILanguage == LANGUAGE_SYSTEM)
nLang = getSystemUILanguage();
else
nLang = nConfiguredSystemUILanguage;
break;
default:
/* TODO: would this be useful here? */
//nLang = MsLangId::getReplacementForObsoleteLanguage( nLang);
; // nothing
}
if (nLang == LANGUAGE_DONTKNOW)
nLang = LANGUAGE_ENGLISH_US;
return nLang;
}
// static
LanguageType MsLangId::resolveSystemLanguageByScriptType( LanguageType nLang, sal_Int16 nType )
{
if (nLang == LANGUAGE_NONE)
return nLang;
nLang = getRealLanguage(nLang);
if (nType != ::com::sun::star::i18n::ScriptType::WEAK && getScriptType(nLang) != nType)
{
switch(nType)
{
case ::com::sun::star::i18n::ScriptType::ASIAN:
if (nConfiguredAsianFallback == LANGUAGE_SYSTEM)
nLang = LANGUAGE_CHINESE_SIMPLIFIED;
else
nLang = nConfiguredAsianFallback;
break;
case ::com::sun::star::i18n::ScriptType::COMPLEX:
if (nConfiguredComplexFallback == LANGUAGE_SYSTEM)
nLang = LANGUAGE_HINDI;
else
nLang = nConfiguredComplexFallback;
break;
default:
if (nConfiguredWesternFallback == LANGUAGE_SYSTEM)
nLang = LANGUAGE_ENGLISH_US;
else
nLang = nConfiguredWesternFallback;
break;
}
}
return nLang;
}
// static
::com::sun::star::lang::Locale MsLangId::Conversion::convertLanguageToLocale(
LanguageType nLang, bool bResolveSystem )
{
::com::sun::star::lang::Locale aLocale;
if (!bResolveSystem && simplifySystemLanguages( nLang) == LANGUAGE_SYSTEM)
; // nothing => empty locale
else
{
// Still resolve LANGUAGE_DONTKNOW if resolving is not requested,
// but not LANGUAGE_SYSTEM or others.
LanguageType nOrigLang = nLang;
if (bResolveSystem || nLang == LANGUAGE_DONTKNOW)
nLang = MsLangId::getRealLanguage( nLang);
convertLanguageToLocaleImpl( nLang, aLocale, true);
if (bResolveSystem && aLocale.Language.isEmpty() && simplifySystemLanguages( nOrigLang) == LANGUAGE_SYSTEM)
{
// None found but resolve requested, last resort is "en-US".
aLocale.Language = "en";
aLocale.Country = "US";
aLocale.Variant = OUString();
}
}
return aLocale;
}
// static
LanguageType MsLangId::Conversion::convertLocaleToLanguage(
const ::com::sun::star::lang::Locale& rLocale )
{
// empty language => LANGUAGE_SYSTEM
if (rLocale.Language.isEmpty())
return LANGUAGE_SYSTEM;
return convertLocaleToLanguageImpl( rLocale);
}
// static
::com::sun::star::lang::Locale MsLangId::getFallbackLocale(
const ::com::sun::star::lang::Locale & rLocale )
{
// empty language => LANGUAGE_SYSTEM
if (rLocale.Language.isEmpty())
return Conversion::lookupFallbackLocale( Conversion::convertLanguageToLocale( LANGUAGE_SYSTEM, true));
else
return Conversion::lookupFallbackLocale( rLocale);
}
// static
bool MsLangId::isRightToLeft( LanguageType nLang )
{
switch( nLang & LANGUAGE_MASK_PRIMARY )
{
case LANGUAGE_ARABIC_SAUDI_ARABIA & LANGUAGE_MASK_PRIMARY :
case LANGUAGE_HEBREW & LANGUAGE_MASK_PRIMARY :
case LANGUAGE_YIDDISH & LANGUAGE_MASK_PRIMARY :
case LANGUAGE_URDU_PAKISTAN & LANGUAGE_MASK_PRIMARY :
case LANGUAGE_FARSI & LANGUAGE_MASK_PRIMARY :
case LANGUAGE_KASHMIRI & LANGUAGE_MASK_PRIMARY :
case LANGUAGE_SINDHI & LANGUAGE_MASK_PRIMARY :
case LANGUAGE_UIGHUR_CHINA & LANGUAGE_MASK_PRIMARY :
case LANGUAGE_USER_KYRGYZ_CHINA & LANGUAGE_MASK_PRIMARY :
case LANGUAGE_USER_NKO & LANGUAGE_MASK_PRIMARY :
return true;
default:
break;
}
switch (nLang)
{
case LANGUAGE_USER_KURDISH_IRAN:
case LANGUAGE_OBSOLETE_USER_KURDISH_IRAQ:
case LANGUAGE_KURDISH_ARABIC_IRAQ:
case LANGUAGE_KURDISH_ARABIC_LSO:
case LANGUAGE_USER_KURDISH_SOUTHERN_IRAN:
case LANGUAGE_USER_KURDISH_SOUTHERN_IRAQ:
return true;
default:
break;
}
return false;
}
// static
bool MsLangId::isSimplifiedChinese( LanguageType nLang )
{
return isChinese(nLang) && !isTraditionalChinese(nLang);
}
// static
bool MsLangId::isSimplifiedChinese( const ::com::sun::star::lang::Locale & rLocale )
{
return rLocale.Language == "zh" && !isTraditionalChinese(rLocale);
}
// static
bool MsLangId::isTraditionalChinese( LanguageType nLang )
{
bool bRet = false;
switch (nLang)
{
case LANGUAGE_CHINESE_TRADITIONAL:
case LANGUAGE_CHINESE_HONGKONG:
case LANGUAGE_CHINESE_MACAU:
bRet = true;
default:
break;
}
return bRet;
}
// static
bool MsLangId::isTraditionalChinese( const ::com::sun::star::lang::Locale & rLocale )
{
return rLocale.Language == "zh" && (rLocale.Country == "TW" || rLocale.Country == "HK" || rLocale.Country == "MO");
}
//static
bool MsLangId::isChinese( LanguageType nLang )
{
return MsLangId::getPrimaryLanguage(nLang) == MsLangId::getPrimaryLanguage(LANGUAGE_CHINESE) ||
MsLangId::getPrimaryLanguage(nLang) == MsLangId::getPrimaryLanguage(LANGUAGE_YUE_CHINESE_HONGKONG);
}
//static
bool MsLangId::isKorean( LanguageType nLang )
{
return MsLangId::getPrimaryLanguage(nLang) == MsLangId::getPrimaryLanguage(LANGUAGE_KOREAN);
}
// static
bool MsLangId::isCJK( LanguageType nLang )
{
switch (nLang & LANGUAGE_MASK_PRIMARY)
{
case LANGUAGE_CHINESE & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_YUE_CHINESE_HONGKONG & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_JAPANESE & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_KOREAN & LANGUAGE_MASK_PRIMARY:
return true;
default:
break;
}
return false;
}
// static
bool MsLangId::isFamilyNameFirst( LanguageType nLang )
{
return isCJK(nLang) || nLang == LANGUAGE_HUNGARIAN;
}
// static
bool MsLangId::hasForbiddenCharacters( LanguageType nLang )
{
return isCJK(nLang);
}
// static
bool MsLangId::needsSequenceChecking( LanguageType nLang )
{
switch (nLang & LANGUAGE_MASK_PRIMARY)
{
case LANGUAGE_BURMESE & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_KHMER & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_LAO & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_THAI & LANGUAGE_MASK_PRIMARY:
return true;
default:
break;
}
return false;
}
// static
sal_Int16 MsLangId::getScriptType( LanguageType nLang )
{
sal_Int16 nScript;
switch( nLang )
{
// CTL
case LANGUAGE_MONGOLIAN_MONGOLIAN_MONGOLIA:
case LANGUAGE_MONGOLIAN_MONGOLIAN_CHINA:
case LANGUAGE_MONGOLIAN_MONGOLIAN_LSO:
case LANGUAGE_USER_KURDISH_IRAN:
case LANGUAGE_OBSOLETE_USER_KURDISH_IRAQ:
case LANGUAGE_KURDISH_ARABIC_IRAQ:
case LANGUAGE_KURDISH_ARABIC_LSO:
case LANGUAGE_USER_KURDISH_SOUTHERN_IRAN:
case LANGUAGE_USER_KURDISH_SOUTHERN_IRAQ:
case LANGUAGE_USER_KYRGYZ_CHINA:
nScript = ::com::sun::star::i18n::ScriptType::COMPLEX;
break;
// "Western"
case LANGUAGE_MONGOLIAN_CYRILLIC_MONGOLIA:
case LANGUAGE_MONGOLIAN_CYRILLIC_LSO:
case LANGUAGE_USER_KURDISH_SYRIA:
case LANGUAGE_USER_KURDISH_TURKEY:
nScript = ::com::sun::star::i18n::ScriptType::LATIN;
break;
// currently not knowing scripttype - defaulted to LATIN:
/*
#define LANGUAGE_ARMENIAN 0x042B
#define LANGUAGE_INDONESIAN 0x0421
#define LANGUAGE_KAZAKH 0x043F
#define LANGUAGE_KONKANI 0x0457
#define LANGUAGE_MACEDONIAN 0x042F
#define LANGUAGE_TATAR 0x0444
*/
default:
switch ( nLang & LANGUAGE_MASK_PRIMARY )
{
// CJK catcher
case LANGUAGE_CHINESE & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_YUE_CHINESE_HONGKONG & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_JAPANESE & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_KOREAN & LANGUAGE_MASK_PRIMARY:
nScript = ::com::sun::star::i18n::ScriptType::ASIAN;
break;
// CTL catcher
case LANGUAGE_AMHARIC_ETHIOPIA & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_ARABIC_SAUDI_ARABIA & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_ASSAMESE & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_BENGALI & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_BURMESE & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_DHIVEHI & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_FARSI & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_GUJARATI & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_HEBREW & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_HINDI & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_KANNADA & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_KASHMIRI & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_KHMER & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_LAO & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_MALAYALAM & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_MANIPURI & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_MARATHI & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_NEPALI & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_ODIA & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_PUNJABI & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_SANSKRIT & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_SINDHI & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_SINHALESE_SRI_LANKA & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_SYRIAC & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_TAMIL & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_TELUGU & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_THAI & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_TIBETAN & LANGUAGE_MASK_PRIMARY: // also LANGUAGE_DZONGKHA
case LANGUAGE_UIGHUR_CHINA & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_URDU_INDIA & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_USER_BODO_INDIA & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_USER_DOGRI_INDIA & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_USER_LIMBU & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_USER_MAITHILI_INDIA & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_USER_NKO & LANGUAGE_MASK_PRIMARY:
case LANGUAGE_YIDDISH & LANGUAGE_MASK_PRIMARY:
nScript = ::com::sun::star::i18n::ScriptType::COMPLEX;
break;
// Western (actually not necessarily Latin but also Cyrillic,
// for example)
default:
nScript = ::com::sun::star::i18n::ScriptType::LATIN;
}
break;
}
return nScript;
}
// static
bool MsLangId::isNonLatinWestern( LanguageType nLang )
{
switch (nLang)
{
case LANGUAGE_AZERI_CYRILLIC:
case LANGUAGE_AZERI_CYRILLIC_LSO:
case LANGUAGE_BELARUSIAN:
case LANGUAGE_BOSNIAN_CYRILLIC_BOSNIA_HERZEGOVINA:
case LANGUAGE_BOSNIAN_CYRILLIC_LSO:
case LANGUAGE_BULGARIAN:
case LANGUAGE_GREEK:
case LANGUAGE_MONGOLIAN_CYRILLIC_LSO:
case LANGUAGE_MONGOLIAN_CYRILLIC_MONGOLIA:
case LANGUAGE_RUSSIAN:
case LANGUAGE_RUSSIAN_MOLDOVA:
case LANGUAGE_SERBIAN_CYRILLIC_BOSNIA_HERZEGOVINA:
case LANGUAGE_SERBIAN_CYRILLIC_LSO:
case LANGUAGE_SERBIAN_CYRILLIC_MONTENEGRO:
case LANGUAGE_SERBIAN_CYRILLIC_SAM:
case LANGUAGE_SERBIAN_CYRILLIC_SERBIA:
case LANGUAGE_UKRAINIAN:
case LANGUAGE_UZBEK_CYRILLIC:
case LANGUAGE_UZBEK_CYRILLIC_LSO:
return true;
default:
{
if (getScriptType( nLang) != com::sun::star::i18n::ScriptType::LATIN)
return false;
LanguageTag aLanguageTag( nLang);
if (aLanguageTag.hasScript())
return aLanguageTag.getScript() != "Latn";
}
}
return false;
}
// static
LanguageType MsLangId::getReplacementForObsoleteLanguage( LanguageType nLang, bool /*bUserInterfaceSelection*/ )
{
switch (nLang)
{
default:
break; // nothing
case LANGUAGE_OBSOLETE_USER_LATIN:
nLang = LANGUAGE_USER_LATIN_VATICAN;
break;
case LANGUAGE_OBSOLETE_USER_MAORI:
nLang = LANGUAGE_MAORI_NEW_ZEALAND;
break;
case LANGUAGE_OBSOLETE_USER_KINYARWANDA:
nLang = LANGUAGE_KINYARWANDA_RWANDA;
break;
case LANGUAGE_OBSOLETE_USER_UPPER_SORBIAN:
nLang = LANGUAGE_UPPER_SORBIAN_GERMANY;
break;
case LANGUAGE_OBSOLETE_USER_LOWER_SORBIAN:
nLang = LANGUAGE_LOWER_SORBIAN_GERMANY;
break;
case LANGUAGE_OBSOLETE_USER_OCCITAN:
nLang = LANGUAGE_OCCITAN_FRANCE;
break;
case LANGUAGE_OBSOLETE_USER_BRETON:
nLang = LANGUAGE_BRETON_FRANCE;
break;
case LANGUAGE_OBSOLETE_USER_KALAALLISUT:
nLang = LANGUAGE_KALAALLISUT_GREENLAND;
break;
case LANGUAGE_OBSOLETE_USER_LUXEMBOURGISH:
nLang = LANGUAGE_LUXEMBOURGISH_LUXEMBOURG;
break;
case LANGUAGE_OBSOLETE_USER_KABYLE:
nLang = LANGUAGE_TAMAZIGHT_LATIN_ALGERIA;
break;
case LANGUAGE_OBSOLETE_USER_CATALAN_VALENCIAN:
nLang = LANGUAGE_CATALAN_VALENCIAN;
break;
case LANGUAGE_OBSOLETE_USER_MALAGASY_PLATEAU:
nLang = LANGUAGE_MALAGASY_PLATEAU;
break;
case LANGUAGE_GAELIC_SCOTLAND_LEGACY:
nLang = LANGUAGE_GAELIC_SCOTLAND;
break;
case LANGUAGE_OBSOLETE_USER_TSWANA_BOTSWANA:
nLang = LANGUAGE_TSWANA_BOTSWANA;
break;
case LANGUAGE_OBSOLETE_USER_SERBIAN_LATIN_SERBIA:
nLang = LANGUAGE_SERBIAN_LATIN_SERBIA;
break;
case LANGUAGE_OBSOLETE_USER_SERBIAN_LATIN_MONTENEGRO:
nLang = LANGUAGE_SERBIAN_LATIN_MONTENEGRO;
break;
case LANGUAGE_OBSOLETE_USER_SERBIAN_CYRILLIC_SERBIA:
nLang = LANGUAGE_SERBIAN_CYRILLIC_SERBIA;
break;
case LANGUAGE_OBSOLETE_USER_SERBIAN_CYRILLIC_MONTENEGRO:
nLang = LANGUAGE_SERBIAN_CYRILLIC_MONTENEGRO;
break;
case LANGUAGE_OBSOLETE_USER_KURDISH_IRAQ:
nLang = LANGUAGE_KURDISH_ARABIC_IRAQ;
break;
// The following are not strictly obsolete but should be mapped to a
// replacement locale when encountered.
// no_NO is an alias for nb_NO
case LANGUAGE_NORWEGIAN:
nLang = LANGUAGE_NORWEGIAN_BOKMAL;
break;
// #i94435# A Spanish variant that differs only in collation details we
// do not support.
case LANGUAGE_SPANISH_DATED:
nLang = LANGUAGE_SPANISH_MODERN;
break;
}
return nLang;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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