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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/types.h>
#include <assert.h>
#include <premac.h>
#ifndef IOS
#include <CoreServices/CoreServices.h>
#endif
#include <CoreFoundation/CoreFoundation.h>
#include <postmac.h>
#include <rtl/ustrbuf.hxx>
#include "nlsupport.hxx"
namespace
{
template <typename T>
class CFGuard
{
public:
explicit CFGuard(T& rT) : rT_(rT) {}
~CFGuard() { if (rT_) CFRelease(rT_); }
private:
T& rT_;
};
typedef CFGuard<CFArrayRef> CFArrayGuard;
typedef CFGuard<CFStringRef> CFStringGuard;
typedef CFGuard<CFPropertyListRef> CFPropertyListGuard;
/** Get the current process locale from system
*/
CFStringRef getProcessLocale()
{
CFPropertyListRef pref = CFPreferencesCopyAppValue(CFSTR("AppleLanguages"), kCFPreferencesCurrentApplication);
CFPropertyListGuard proplGuard(pref);
if (pref == nullptr) // return fallback value 'en_US'
return CFStringCreateWithCString(kCFAllocatorDefault, "en_US", kCFStringEncodingASCII);
CFStringRef sref = (CFGetTypeID(pref) == CFArrayGetTypeID()) ? static_cast<CFStringRef>(CFArrayGetValueAtIndex(static_cast<CFArrayRef>(pref), 0)) : static_cast<CFStringRef>(pref);
return CFLocaleCreateCanonicalLocaleIdentifierFromString(kCFAllocatorDefault, sref);
}
void append(OUStringBuffer & buffer, CFStringRef string) {
CFIndex n = CFStringGetLength(string);
CFStringGetCharacters(
string, CFRangeMake(0, n),
reinterpret_cast<UniChar *>(buffer.appendUninitialized(n)));
}
}
/** Grab current locale from system.
*/
OUString macosx_getLocale()
{
CFStringRef sref = getProcessLocale();
CFStringGuard sGuard(sref);
assert(sref != nullptr && "osxlocale.cxx: getProcessLocale must return a non-NULL value");
// split the string into substrings; the first two (if there are two) substrings
// are language and country
CFArrayRef subs = CFStringCreateArrayBySeparatingStrings(nullptr, sref, CFSTR("-"));
CFArrayGuard arrGuard(subs);
OUStringBuffer buf;
append(buf, static_cast<CFStringRef>(CFArrayGetValueAtIndex(subs, 0)));
// country also available? Assumption: if the array contains more than one
// value the second value is always the country!
if (CFArrayGetCount(subs) > 1)
{
buf.append("_");
append(buf, static_cast<CFStringRef>(CFArrayGetValueAtIndex(subs, 1)));
}
// Append 'UTF-8' to the locale because the macOS file
// system interface is UTF-8 based and sal tries to determine
// the file system locale from the locale information
buf.append(".UTF-8");
return buf.makeStringAndClear();
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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