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Diffstat (limited to 'comphelper/source/misc/locale.cxx')
| -rw-r--r-- | comphelper/source/misc/locale.cxx | 683 |
1 files changed, 683 insertions, 0 deletions
diff --git a/comphelper/source/misc/locale.cxx b/comphelper/source/misc/locale.cxx new file mode 100644 index 000000000000..53c53f1c3c48 --- /dev/null +++ b/comphelper/source/misc/locale.cxx @@ -0,0 +1,683 @@ +/************************************************************************* + * + * 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_comphelper.hxx" +#include <comphelper/locale.hxx> + +//_______________________________________________ +// includes +#include <rtl/ustrbuf.hxx> + +//_______________________________________________ +// namespace + +namespace comphelper{ + +//----------------------------------------------- +const sal_Unicode Locale::SEPERATOR_LC = (sal_Unicode)'-'; +const sal_Unicode Locale::SEPERATOR_CV = (sal_Unicode)'_'; +const sal_Unicode Locale::SEPERATOR_CV_LINUX = (sal_Unicode)'.'; + +//----------------------------------------------- +const Locale Locale::X_DEFAULT() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("x"), + ::rtl::OUString::createFromAscii("default")); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::EN() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("en"), + ::rtl::OUString()); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::EN_US() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("en"), + ::rtl::OUString::createFromAscii("US")); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::DE_DE() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("de"), + ::rtl::OUString::createFromAscii("DE")); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::DE_CH() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("de"), + ::rtl::OUString::createFromAscii("CH")); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::DE_AT() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("de"), + ::rtl::OUString::createFromAscii("AT")); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::AR() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("ar"), + ::rtl::OUString()); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::CA() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("ca"), + ::rtl::OUString()); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::CS() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("cs"), + ::rtl::OUString()); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::DA() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("da"), + ::rtl::OUString()); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::EL() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("el"), + ::rtl::OUString()); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::ES() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("es"), + ::rtl::OUString()); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::FI() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("fi"), + ::rtl::OUString()); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::FR() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("fr"), + ::rtl::OUString()); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::HE() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("he"), + ::rtl::OUString()); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::HI_IN() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("hi"), + ::rtl::OUString::createFromAscii("IN")); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::HU() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("hu"), + ::rtl::OUString()); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::IT() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("it"), + ::rtl::OUString()); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::JA() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("ja"), + ::rtl::OUString()); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::KO() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("ko"), + ::rtl::OUString()); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::NL() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("nl"), + ::rtl::OUString()); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::PL() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("pl"), + ::rtl::OUString()); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::PT() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("pt"), + ::rtl::OUString()); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::PT_BR() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("pt"), + ::rtl::OUString::createFromAscii("BR")); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::RU() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("ru"), + ::rtl::OUString()); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::SK() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("sk"), + ::rtl::OUString()); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::SL() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("sl"), + ::rtl::OUString()); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::SV() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("sv"), + ::rtl::OUString()); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::TH() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("th"), + ::rtl::OUString()); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::TR() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("tr"), + ::rtl::OUString()); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::X_COMMENT() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("x"), + ::rtl::OUString::createFromAscii("comment")); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::X_TRANSLATE() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("x"), + ::rtl::OUString::createFromAscii("translate")); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::X_NOTRANSLATE() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("x"), + ::rtl::OUString::createFromAscii("notranslate")); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::ZH_CN() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("zh"), + ::rtl::OUString::createFromAscii("CN")); + return aLocale; +} + +//----------------------------------------------- +const Locale Locale::ZH_TW() +{ + static Locale aLocale( + ::rtl::OUString::createFromAscii("zh"), + ::rtl::OUString::createFromAscii("TW")); + return aLocale; +} + +//----------------------------------------------- +Locale::Locale(const ::rtl::OUString& sISO) + throw(Locale::MalFormedLocaleException) +{ + fromISO(sISO); +} + +//----------------------------------------------- +Locale::Locale(const ::rtl::OUString& sLanguage, + const ::rtl::OUString& sCountry , + const ::rtl::OUString& sVariant ) +{ + // Use set methods to check values too! + setLanguage(sLanguage); + setCountry (sCountry ); + setVariant (sVariant ); +} + +//----------------------------------------------- +Locale::Locale() +{ + // Initialize instance ... otherwhise user will + // may be get exceptions if he e.g. copy this instance ... + (*this) = X_NOTRANSLATE(); +} + +//----------------------------------------------- +Locale::Locale(const Locale& aCopy) +{ + (*this) = aCopy; // recycle assign operator +} + +//----------------------------------------------- +::rtl::OUString Locale::getLanguage() const +{ + return m_sLanguage; +} + +//----------------------------------------------- +::rtl::OUString Locale::getCountry() const +{ + return m_sCountry; +} + +//----------------------------------------------- +::rtl::OUString Locale::getVariant() const +{ + return m_sVariant; +} + +//----------------------------------------------- +void Locale::setLanguage(const ::rtl::OUString& sLanguage) +{ + m_sLanguage = sLanguage; +} + +//----------------------------------------------- +void Locale::setCountry(const ::rtl::OUString& sCountry) +{ + m_sCountry = sCountry; +} + +//----------------------------------------------- +void Locale::setVariant(const ::rtl::OUString& sVariant) +{ + m_sVariant = sVariant; +} + +//----------------------------------------------- +/* Attention: Use own interface methods to set the + different parts of this locale. Because the + check the incoming value and throw an exception + automaticly ... + */ +void Locale::fromISO(const ::rtl::OUString& sISO) + throw(Locale::MalFormedLocaleException) +{ + m_sLanguage = ::rtl::OUString(); + m_sCountry = ::rtl::OUString(); + m_sVariant = ::rtl::OUString(); + + ::rtl::OUString sParser(sISO); + sParser.trim(); + + sal_Int32 nStart = 0; + sal_Int32 nEnd = 0; + + // extract language part + nEnd = sParser.indexOf(SEPERATOR_LC, nStart); + if (nEnd<0) + { + setLanguage(sParser); + return; + } + setLanguage(sParser.copy(nStart, nEnd-nStart)); + nStart = nEnd+1; + + // extract country + nEnd = sParser.indexOf(SEPERATOR_CV, nStart); + if (nEnd<0) + nEnd = sParser.indexOf(SEPERATOR_CV_LINUX, nStart); + if (nEnd<0) + { + setCountry(sParser.copy(nStart, sParser.getLength()-nStart)); + return; + } + nStart = nEnd+1; + + // extract variant + setVariant(sParser.copy(nStart, sParser.getLength()-nStart)); +} + +//----------------------------------------------- +::rtl::OUString Locale::toISO() const +{ + ::rtl::OUStringBuffer sISO(64); + + sISO.append(m_sLanguage); + if (m_sCountry.getLength()) + { + sISO.append(SEPERATOR_LC); + sISO.append(m_sCountry); + + if (m_sVariant.getLength()) + { + sISO.append(SEPERATOR_CV); + sISO.append(m_sVariant); + } + } + + return sISO.makeStringAndClear(); +} + +//----------------------------------------------- +sal_Bool Locale::equals(const Locale& aComparable) const +{ + return ( + m_sLanguage.equals(aComparable.m_sLanguage) && + m_sCountry.equals (aComparable.m_sCountry ) && + m_sVariant.equals (aComparable.m_sVariant ) + ); +} + +//----------------------------------------------- +sal_Bool Locale::similar(const Locale& aComparable) const +{ + return (m_sLanguage.equals(aComparable.m_sLanguage)); +} + +//----------------------------------------------- +::std::vector< ::rtl::OUString >::const_iterator Locale::getFallback(const ::std::vector< ::rtl::OUString >& lISOList , + const ::rtl::OUString& sReferenceISO) + throw(Locale::MalFormedLocaleException) +{ + Locale aReference(sReferenceISO); + + // Note: The same language or "en"/"en-US" should be preferred as fallback. + // On the other side some localized variables doesnt use localzation in real. + // May be the use a "fix" value only ... marked as X-DEFAULT or X-NOTRANSLATE. + // At least it can be discussed, if any language is a valid fallback ... + // But in case some office functionality depends on that (that means real functionality instead + // of pure UI descriptions) we should do anything, so it can work. + + ::std::vector< ::rtl::OUString >::const_iterator pSimilar = lISOList.end(); + ::std::vector< ::rtl::OUString >::const_iterator pEN_US = lISOList.end(); + ::std::vector< ::rtl::OUString >::const_iterator pEN = lISOList.end(); + ::std::vector< ::rtl::OUString >::const_iterator pXDefault = lISOList.end(); + ::std::vector< ::rtl::OUString >::const_iterator pXNoTranslate = lISOList.end(); + ::std::vector< ::rtl::OUString >::const_iterator pAny = lISOList.end(); + + ::std::vector< ::rtl::OUString >::const_iterator pIt; + for ( pIt = lISOList.begin(); + pIt != lISOList.end() ; + ++pIt ) + { + Locale aCheck(*pIt); + // found Locale, which match with 100% => return it + if (aCheck.equals(aReference)) + return pIt; + + // found similar Locale => safe it as possible fallback + if ( + (pSimilar == lISOList.end()) && + (aCheck.similar(aReference)) + ) + { + pSimilar = pIt; + } + else + // found en-US => safe it as fallback + if ( + (pEN_US == lISOList.end()) && + (aCheck.equals(EN_US()) ) + ) + { + pEN_US = pIt; + } + else + // found en[-XX] => safe it as fallback + if ( + (pEN == lISOList.end() ) && + (aCheck.similar(EN_US())) + ) + { + pEN = pIt; + } + else + // found an explicit default value(!) => safe it as fallback + if ( + (pXDefault == lISOList.end()) && + (aCheck.equals(X_DEFAULT()) ) + ) + { + pXDefault = pIt; + } + else + // found an implicit default value(!) => safe it as fallback + if ( + (pXNoTranslate == lISOList.end()) && + (aCheck.equals(X_NOTRANSLATE()) ) + ) + { + pXNoTranslate = pIt; + } + else + // safe the first locale, which isn't an explicit fallback + // as "last possible fallback" + if (pAny == lISOList.end()) + pAny = pIt; + } + + if (pSimilar != lISOList.end()) + return pSimilar; + + if (pEN_US != lISOList.end()) + return pEN_US; + + if (pEN != lISOList.end()) + return pEN; + + if (pXDefault != lISOList.end()) + return pXDefault; + + if (pXNoTranslate != lISOList.end()) + return pXNoTranslate; + + if (pAny != lISOList.end()) + return pAny; + + return lISOList.end(); +} + +//----------------------------------------------- +sal_Bool Locale::getFallback(Locale& aLocale) +{ + // a) + // this was our last fallback! + // break any further calls to this method ... + if (aLocale.equals(X_NOTRANSLATE())) + return sal_False; + + // b) + // switch from X_DEFAULT to X_NOTRANSLATE + // next time we will go to a) + if (aLocale.equals(X_DEFAULT())) + { + aLocale = X_NOTRANSLATE(); + return sal_True; + } + + // c) + // switch from EN to X_DEFAULT + // next time we will go to b) + if (aLocale.equals(EN())) + { + aLocale = X_DEFAULT(); + return sal_True; + } + + // d) remove country from incoming locale + // e.g. "de-DE" => "de" or "en-US" => "en"! + if (aLocale.getCountry().getLength()) + { + aLocale.setCountry(::rtl::OUString()); + return sal_True; + } + + // e) "en-US" possible? + if (!aLocale.equals(EN_US())) + { + aLocale = EN_US(); + return sal_True; + } + + // f) no more fallbacks + return sal_False; +} + +//----------------------------------------------- +void Locale::operator=(const Locale& rCopy) +{ + // Take over these values without checking ... + // They was already checked if the copy was constructed + // and must be valid now! + m_sLanguage = rCopy.m_sLanguage; + m_sCountry = rCopy.m_sCountry; + m_sVariant = rCopy.m_sVariant; +} + +//----------------------------------------------- +sal_Bool Locale::operator==(const Locale& aComparable) const +{ + return equals(aComparable); +} + +//----------------------------------------------- +sal_Bool Locale::operator!=(const Locale& aComparable) const +{ + return !equals(aComparable); +} + +} // namespace comphelper + |