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Diffstat (limited to 'desktop/source/app/langselect.cxx')
| -rw-r--r-- | desktop/source/app/langselect.cxx | 563 |
1 files changed, 563 insertions, 0 deletions
diff --git a/desktop/source/app/langselect.cxx b/desktop/source/app/langselect.cxx new file mode 100644 index 000000000000..13421d3cde7d --- /dev/null +++ b/desktop/source/app/langselect.cxx @@ -0,0 +1,563 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/************************************************************************* + * + * 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_desktop.hxx" + +#include "app.hxx" +#include "langselect.hxx" +#include "cmdlineargs.hxx" +#include <stdio.h> + +#include <rtl/string.hxx> +#include <rtl/bootstrap.hxx> +#include <unotools/pathoptions.hxx> +#include <tools/resid.hxx> +#include <tools/config.hxx> +#include <i18npool/mslangid.hxx> +#include <comphelper/processfactory.hxx> +#include <com/sun/star/container/XNameAccess.hpp> +#include <com/sun/star/lang/XComponent.hpp> +#include <com/sun/star/beans/NamedValue.hpp> +#include <com/sun/star/util/XChangesBatch.hpp> +#include <com/sun/star/uno/Any.hxx> +#include <com/sun/star/lang/XLocalizable.hpp> +#include <com/sun/star/lang/Locale.hpp> +#include "com/sun/star/util/XFlushable.hpp" +#include <rtl/locale.hxx> +#include <rtl/instance.hxx> +#include <osl/process.h> +#include <osl/file.hxx> + +using namespace com::sun::star::uno; +using namespace com::sun::star::lang; +using namespace com::sun::star::container; +using namespace com::sun::star::beans; +using namespace com::sun::star::util; + +using ::rtl::OUString; +using ::rtl::OUStringBuffer; +using ::rtl::OString; + +namespace desktop { + +static char const SOFFICE_BOOTSTRAP[] = "Bootstrap"; +static char const SOFFICE_STARTLANG[] = "STARTLANG"; + +sal_Bool LanguageSelection::bFoundLanguage = sal_False; +OUString LanguageSelection::aFoundLanguage; +LanguageSelection::LanguageSelectionStatus LanguageSelection::m_eStatus = LS_STATUS_OK; + +const OUString LanguageSelection::usFallbackLanguage(RTL_CONSTASCII_USTRINGPARAM("en-US")); + +static sal_Bool existsURL( OUString const& sURL ) +{ + using namespace osl; + DirectoryItem aDirItem; + + if (sURL.getLength() != 0) + return ( DirectoryItem::get( sURL, aDirItem ) == DirectoryItem::E_None ); + + return sal_False; +} + +// locate soffice.ini/.rc file +static OUString locateSofficeIniFile() +{ + OUString aUserDataPath; + OUString aSofficeIniFileURL; + + // Retrieve the default file URL for the soffice.ini/rc + rtl::Bootstrap().getIniName( aSofficeIniFileURL ); + + if ( utl::Bootstrap::locateUserData( aUserDataPath ) == utl::Bootstrap::PATH_EXISTS ) + { + const char CONFIG_DIR[] = "/config"; + + sal_Int32 nIndex = aSofficeIniFileURL.lastIndexOf( '/'); + if ( nIndex > 0 ) + { + OUString aUserSofficeIniFileURL; + OUStringBuffer aBuffer( aUserDataPath ); + aBuffer.appendAscii( CONFIG_DIR ); + aBuffer.append( aSofficeIniFileURL.copy( nIndex )); + aUserSofficeIniFileURL = aBuffer.makeStringAndClear(); + + if ( existsURL( aUserSofficeIniFileURL )) + return aUserSofficeIniFileURL; + } + } + // Fallback try to use the soffice.ini/rc from program folder + return aSofficeIniFileURL; +} + +Locale LanguageSelection::IsoStringToLocale(const OUString& str) +{ + Locale l; + sal_Int32 index=0; + l.Language = str.getToken(0, '-', index); + if (index >= 0) l.Country = str.getToken(0, '-', index); + if (index >= 0) l.Variant = str.getToken(0, '-', index); + return l; +} + +bool LanguageSelection::prepareLanguage() +{ + m_eStatus = LS_STATUS_OK; + OUString sConfigSrvc = OUString(RTL_CONSTASCII_USTRINGPARAM("com.sun.star.configuration.ConfigurationProvider")); + Reference< XMultiServiceFactory > theMSF = comphelper::getProcessServiceFactory(); + Reference< XLocalizable > theConfigProvider; + try + { + theConfigProvider = Reference< XLocalizable >(theMSF->createInstance( sConfigSrvc ),UNO_QUERY_THROW ); + } + catch(const Exception&) + { + m_eStatus = LS_STATUS_CONFIGURATIONACCESS_BROKEN; + } + + if(!theConfigProvider.is()) + return false; + + sal_Bool bSuccess = sal_False; + + // #i42730#get the windows 16Bit locale - it should be preferred over the UI language + try + { + Reference< XPropertySet > xProp(getConfigAccess("org.openoffice.System/L10N/", sal_False), UNO_QUERY_THROW); + Any aWin16SysLocale = xProp->getPropertyValue(OUString(RTL_CONSTASCII_USTRINGPARAM("SystemLocale"))); + ::rtl::OUString sWin16SysLocale; + aWin16SysLocale >>= sWin16SysLocale; + if( sWin16SysLocale.getLength()) + setDefaultLanguage(sWin16SysLocale); + } + catch(const Exception&) + { + m_eStatus = LS_STATUS_CONFIGURATIONACCESS_BROKEN; + } + + // #i32939# use system locale to set document default locale + try + { + OUString usLocale; + Reference< XPropertySet > xLocaleProp(getConfigAccess( + "org.openoffice.System/L10N", sal_True), UNO_QUERY_THROW); + xLocaleProp->getPropertyValue(OUString(RTL_CONSTASCII_USTRINGPARAM("Locale"))) >>= usLocale; + setDefaultLanguage(usLocale); + } + catch (Exception&) + { + m_eStatus = LS_STATUS_CONFIGURATIONACCESS_BROKEN; + } + + // get the selected UI language as string + bool bCmdLanguage( false ); + bool bIniLanguage( false ); + OUString aEmpty; + OUString aLocaleString = getUserUILanguage(); + + if ( aLocaleString.getLength() == 0 ) + { + CommandLineArgs* pCmdLineArgs = Desktop::GetCommandLineArgs(); + if ( pCmdLineArgs ) + { + pCmdLineArgs->GetLanguage(aLocaleString); + if (isInstalledLanguage(aLocaleString, sal_False)) + { + bCmdLanguage = true; + bFoundLanguage = true; + aFoundLanguage = aLocaleString; + } + else + aLocaleString = aEmpty; + } + + if ( !bCmdLanguage ) + { + OUString aSOfficeIniURL = locateSofficeIniFile(); + Config aConfig(aSOfficeIniURL); + aConfig.SetGroup( SOFFICE_BOOTSTRAP ); + OString sLang = aConfig.ReadKey( SOFFICE_STARTLANG ); + aLocaleString = OUString( sLang.getStr(), sLang.getLength(), RTL_TEXTENCODING_ASCII_US ); + if (isInstalledLanguage(aLocaleString, sal_False)) + { + bIniLanguage = true; + bFoundLanguage = true; + aFoundLanguage = aLocaleString; + } + else + aLocaleString = aEmpty; + } + } + + // user further fallbacks for the UI language + if ( aLocaleString.getLength() == 0 ) + aLocaleString = getLanguageString(); + + if ( aLocaleString.getLength() > 0 ) + { + try + { + // prepare default config provider by localizing it to the selected locale + // this will ensure localized configuration settings to be selected accoring to the + // UI language. + Locale loc = LanguageSelection::IsoStringToLocale(aLocaleString); + // flush any data already written to the configuration (which + // currently uses independent caches for different locales and thus + // would ignore data written to another cache): + Reference< XFlushable >(theConfigProvider, UNO_QUERY_THROW)-> + flush(); + theConfigProvider->setLocale(loc); + + Reference< XPropertySet > xProp(getConfigAccess("org.openoffice.Setup/L10N/", sal_True), UNO_QUERY_THROW); + if ( !bCmdLanguage ) + { + // Store language only + xProp->setPropertyValue(OUString(RTL_CONSTASCII_USTRINGPARAM("ooLocale")), makeAny(aLocaleString)); + Reference< XChangesBatch >(xProp, UNO_QUERY_THROW)->commitChanges(); + } + + if ( bIniLanguage ) + { + // Store language only + Reference< XPropertySet > xProp2(getConfigAccess("org.openoffice.Office.Linguistic/General/", sal_True), UNO_QUERY_THROW); + xProp2->setPropertyValue(OUString(RTL_CONSTASCII_USTRINGPARAM("UILocale")), makeAny(aLocaleString)); + Reference< XChangesBatch >(xProp2, UNO_QUERY_THROW)->commitChanges(); + } + + MsLangId::setConfiguredSystemUILanguage( MsLangId::convertLocaleToLanguage(loc) ); + + OUString sLocale; + xProp->getPropertyValue(OUString(RTL_CONSTASCII_USTRINGPARAM("ooSetupSystemLocale"))) >>= sLocale; + if ( sLocale.getLength() ) + { + loc = LanguageSelection::IsoStringToLocale(sLocale); + MsLangId::setConfiguredSystemLanguage( MsLangId::convertLocaleToLanguage(loc) ); + } + else + MsLangId::setConfiguredSystemLanguage( MsLangId::getSystemLanguage() ); + + bSuccess = sal_True; + } + catch ( PropertyVetoException& ) + { + // we are not allowed to change this + } + catch (Exception& e) + { + OString aMsg = OUStringToOString(e.Message, RTL_TEXTENCODING_ASCII_US); + OSL_FAIL(aMsg.getStr()); + + } + } + + // #i32939# setting of default document locale + // #i32939# this should not be based on the UI language + setDefaultLanguage(aLocaleString); + + return bSuccess; +} + +void LanguageSelection::setDefaultLanguage(const OUString& sLocale) +{ + // #i32939# setting of default document language + // See #i42730# for rules for determining source of settings + + // determine script type of locale + LanguageType nLang = MsLangId::convertIsoStringToLanguage(sLocale); + sal_uInt16 nScriptType = SvtLanguageOptions::GetScriptTypeOfLanguage(nLang); + + switch (nScriptType) + { + case SCRIPTTYPE_ASIAN: + MsLangId::setConfiguredAsianFallback( nLang ); + break; + case SCRIPTTYPE_COMPLEX: + MsLangId::setConfiguredComplexFallback( nLang ); + break; + default: + MsLangId::setConfiguredWesternFallback( nLang ); + break; + } +} + +OUString LanguageSelection::getUserUILanguage() +{ + // check whether the user has selected a specific language + OUString aUserLanguage = getUserLanguage(); + if (aUserLanguage.getLength() > 0 ) + { + if (isInstalledLanguage(aUserLanguage)) + { + // all is well + bFoundLanguage = sal_True; + aFoundLanguage = aUserLanguage; + return aFoundLanguage; + } + else + { + // selected language is not/no longer installed + resetUserLanguage(); + } + } + + return aUserLanguage; +} + +OUString LanguageSelection::getLanguageString() +{ + // did we already find a language? + if (bFoundLanguage) + return aFoundLanguage; + + // check whether the user has selected a specific language + OUString aUserLanguage = getUserUILanguage(); + if (aUserLanguage.getLength() > 0 ) + return aUserLanguage ; + + // try to use system default + aUserLanguage = getSystemLanguage(); + if (aUserLanguage.getLength() > 0 ) + { + if (isInstalledLanguage(aUserLanguage, sal_False)) + { + // great, system default language is available + bFoundLanguage = sal_True; + aFoundLanguage = aUserLanguage; + return aFoundLanguage; + } + } + // fallback 1: en-US + OUString usFB = usFallbackLanguage; + if (isInstalledLanguage(usFB)) + { + bFoundLanguage = sal_True; + aFoundLanguage = usFallbackLanguage; + return aFoundLanguage; + } + + // fallback didn't work use first installed language + aUserLanguage = getFirstInstalledLanguage(); + + bFoundLanguage = sal_True; + aFoundLanguage = aUserLanguage; + return aFoundLanguage; +} + +Reference< XNameAccess > LanguageSelection::getConfigAccess(const sal_Char* pPath, sal_Bool bUpdate) +{ + Reference< XNameAccess > xNameAccess; + try{ + OUString sConfigSrvc(RTL_CONSTASCII_USTRINGPARAM("com.sun.star.configuration.ConfigurationProvider")); + OUString sAccessSrvc; + if (bUpdate) + sAccessSrvc = OUString(RTL_CONSTASCII_USTRINGPARAM("com.sun.star.configuration.ConfigurationUpdateAccess")); + else + sAccessSrvc = OUString(RTL_CONSTASCII_USTRINGPARAM("com.sun.star.configuration.ConfigurationAccess")); + + OUString sConfigURL = OUString::createFromAscii(pPath); + + // get configuration provider + Reference< XMultiServiceFactory > theMSF = comphelper::getProcessServiceFactory(); + if (theMSF.is()) { + Reference< XMultiServiceFactory > theConfigProvider = Reference< XMultiServiceFactory > ( + theMSF->createInstance( sConfigSrvc ),UNO_QUERY_THROW ); + + // access the provider + Sequence< Any > theArgs(1); + theArgs[ 0 ] <<= sConfigURL; + xNameAccess = Reference< XNameAccess > ( + theConfigProvider->createInstanceWithArguments( + sAccessSrvc, theArgs ), UNO_QUERY_THROW ); + } + } catch (com::sun::star::uno::Exception& e) + { + OString aMsg = OUStringToOString(e.Message, RTL_TEXTENCODING_ASCII_US); + OSL_FAIL(aMsg.getStr()); + } + return xNameAccess; +} + +Sequence< OUString > LanguageSelection::getInstalledLanguages() +{ + Sequence< OUString > seqLanguages; + Reference< XNameAccess > xAccess = getConfigAccess("org.openoffice.Setup/Office/InstalledLocales", sal_False); + if (!xAccess.is()) return seqLanguages; + seqLanguages = xAccess->getElementNames(); + return seqLanguages; +} + +// FIXME +// it's not very clever to handle language fallbacks here, but +// right now, there is no place that handles those fallbacks globally +static Sequence< OUString > _getFallbackLocales(const OUString& aIsoLang) +{ + Sequence< OUString > seqFallbacks; + if (aIsoLang.equalsAsciiL(RTL_CONSTASCII_STRINGPARAM("zh-HK"))) { + seqFallbacks = Sequence< OUString >(1); + seqFallbacks[0] = OUString(RTL_CONSTASCII_USTRINGPARAM("zh-TW")); + } + return seqFallbacks; +} + +sal_Bool LanguageSelection::isInstalledLanguage(OUString& usLocale, sal_Bool bExact) +{ + sal_Bool bInstalled = sal_False; + Sequence< OUString > seqLanguages = getInstalledLanguages(); + for (sal_Int32 i=0; i<seqLanguages.getLength(); i++) + { + if (usLocale.equals(seqLanguages[i])) + { + bInstalled = sal_True; + break; + } + } + + if (!bInstalled && !bExact) + { + // try fallback locales + Sequence< OUString > seqFallbacks = _getFallbackLocales(usLocale); + for (sal_Int32 j=0; j<seqFallbacks.getLength(); j++) + { + for (sal_Int32 i=0; i<seqLanguages.getLength(); i++) + { + if (seqFallbacks[j].equals(seqLanguages[i])) + { + bInstalled = sal_True; + usLocale = seqFallbacks[j]; + break; + } + } + } + } + + if (!bInstalled && !bExact) + { + // no exact match was found, well try to find a substitute + OUString aInstalledLocale; + for (sal_Int32 i=0; i<seqLanguages.getLength(); i++) + { + if (usLocale.indexOf(seqLanguages[i]) == 0) + { + // requested locale starts with the installed locale + // (i.e. installed locale has index 0 in requested locale) + bInstalled = sal_True; + usLocale = seqLanguages[i]; + break; + } + } + } + return bInstalled; +} + +OUString LanguageSelection::getFirstInstalledLanguage() +{ + OUString aLanguage; + Sequence< OUString > seqLanguages = getInstalledLanguages(); + if (seqLanguages.getLength() > 0) + aLanguage = seqLanguages[0]; + return aLanguage; +} + +OUString LanguageSelection::getUserLanguage() +{ + OUString aUserLanguage; + Reference< XNameAccess > xAccess(getConfigAccess("org.openoffice.Office.Linguistic/General", sal_False)); + if (xAccess.is()) + { + try + { + xAccess->getByName(OUString(RTL_CONSTASCII_USTRINGPARAM("UILocale"))) >>= aUserLanguage; + } + catch ( NoSuchElementException const & ) + { + m_eStatus = LS_STATUS_CONFIGURATIONACCESS_BROKEN; + return OUString(); + } + catch ( WrappedTargetException const & ) + { + m_eStatus = LS_STATUS_CONFIGURATIONACCESS_BROKEN; + return OUString(); + } + } + return aUserLanguage; +} + +OUString LanguageSelection::getSystemLanguage() +{ + OUString aUserLanguage; + Reference< XNameAccess > xAccess(getConfigAccess("org.openoffice.System/L10N", sal_False)); + if (xAccess.is()) + { + try + { + xAccess->getByName(OUString(RTL_CONSTASCII_USTRINGPARAM("UILocale"))) >>= aUserLanguage; + } + catch ( NoSuchElementException const & ) + { + m_eStatus = LS_STATUS_CONFIGURATIONACCESS_BROKEN; + return OUString(); + } + catch ( WrappedTargetException const & ) + { + m_eStatus = LS_STATUS_CONFIGURATIONACCESS_BROKEN; + return OUString(); + } + } + return aUserLanguage; +} + + +void LanguageSelection::resetUserLanguage() +{ + try + { + Reference< XPropertySet > xProp(getConfigAccess("org.openoffice.Office.Linguistic/General", sal_True), UNO_QUERY_THROW); + xProp->setPropertyValue(OUString(RTL_CONSTASCII_USTRINGPARAM("UILocale")), makeAny(OUString())); + Reference< XChangesBatch >(xProp, UNO_QUERY_THROW)->commitChanges(); + } + catch ( PropertyVetoException& ) + { + // we are not allowed to change this + } + catch ( Exception& e) + { + OString aMsg = OUStringToOString(e.Message, RTL_TEXTENCODING_ASCII_US); + OSL_FAIL(aMsg.getStr()); + m_eStatus = LS_STATUS_CONFIGURATIONACCESS_BROKEN; + } +} + +LanguageSelection::LanguageSelectionStatus LanguageSelection::getStatus() +{ + return m_eStatus; +} + +} // namespace desktop + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |