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CFLocale.c
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CFLocale.c
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/*
* Copyright (c) 2008-2012 Brent Fulgham <[email protected]>. All rights reserved.
*
* This source code is a modified version of the CoreFoundation sources released by Apple Inc. under
* the terms of the APSL version 2.0 (see below).
*
* For information about changes from the original Apple source release can be found by reviewing the
* source control system for the project at https://sourceforge.net/svn/?group_id=246198.
*
* The original license information is as follows:
*
* Copyright (c) 2011 Apple Inc. All rights reserved.
*
* @APPLE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this
* file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
*
* @APPLE_LICENSE_HEADER_END@
*/
/* CFLocale.c
Copyright (c) 2002-2011, Apple Inc. All rights reserved.
Responsibility: David Smith
*/
// Note the header file is in the OpenSource set (stripped to almost nothing), but not the .c file
#include <CoreFoundation/CFLocale.h>
#include <CoreFoundation/CFString.h>
#include <CoreFoundation/CFArray.h>
#include <CoreFoundation/CFDictionary.h>
#include <CoreFoundation/CFPreferences.h>
#include <CoreFoundation/CFCalendar.h>
#include <CoreFoundation/CFNumber.h>
#include <CoreFoundation/CoreFoundation_Prefix.h>
#include "CFInternal.h"
#include "CFLocaleInternal.h"
#include <unicode/uloc.h> // ICU locales
#include <unicode/ulocdata.h> // ICU locale data
#include <unicode/ucal.h>
#include <unicode/ucurr.h> // ICU currency functions
#include <unicode/uset.h> // ICU Unicode sets
#include <unicode/putil.h> // ICU low-level utilities
#include <unicode/umsg.h> // ICU message formatting
#include <CoreFoundation/CFNumberFormatter.h>
#if DEPLOYMENT_TARGET_MACOSX || DEPLOYMENT_TARGET_EMBEDDED
#include <stdlib.h>
#include <stdio.h>
#include <unicode/ucol.h>
#elif DEPLOYMENT_TARGET_WINDOWS || DEPLOYMENT_TARGET_LINUX || DEPLOYMENT_TARGET_FREEBSD
#include <stdio.h>
#else
#error Unknown or unspecified DEPLOYMENT_TARGET
#endif
#include <string.h>
CONST_STRING_DECL(kCFLocaleCurrentLocaleDidChangeNotification, "kCFLocaleCurrentLocaleDidChangeNotification")
static const char *kCalendarKeyword = "calendar";
static const char *kCollationKeyword = "collation";
#define kMaxICUNameSize 1024
typedef struct __CFLocale *CFMutableLocaleRef;
PE_CONST_STRING_DECL(__kCFLocaleCollatorID, "locale:collator id")
enum {
__kCFLocaleKeyTableCount = 21
};
struct key_table {
CFStringRef key;
bool (*get)(CFLocaleRef, bool user, CFTypeRef *, CFStringRef context); // returns an immutable copy & reference
bool (*set)(CFMutableLocaleRef, CFTypeRef, CFStringRef context);
bool (*name)(const char *, const char *, CFStringRef *);
CFStringRef context;
};
// Must forward decl. these functions:
static bool __CFLocaleCopyLocaleID(CFLocaleRef locale, bool user, CFTypeRef *cf, CFStringRef context);
static bool __CFLocaleSetNOP(CFMutableLocaleRef locale, CFTypeRef cf, CFStringRef context);
static bool __CFLocaleFullName(const char *locale, const char *value, CFStringRef *out);
static bool __CFLocaleCopyCodes(CFLocaleRef locale, bool user, CFTypeRef *cf, CFStringRef context);
static bool __CFLocaleCountryName(const char *locale, const char *value, CFStringRef *out);
static bool __CFLocaleScriptName(const char *locale, const char *value, CFStringRef *out);
static bool __CFLocaleLanguageName(const char *locale, const char *value, CFStringRef *out);
static bool __CFLocaleCurrencyShortName(const char *locale, const char *value, CFStringRef *out);
static bool __CFLocaleCopyExemplarCharSet(CFLocaleRef locale, bool user, CFTypeRef *cf, CFStringRef context);
static bool __CFLocaleVariantName(const char *locale, const char *value, CFStringRef *out);
static bool __CFLocaleNoName(const char *locale, const char *value, CFStringRef *out);
static bool __CFLocaleCopyCalendarID(CFLocaleRef locale, bool user, CFTypeRef *cf, CFStringRef context);
static bool __CFLocaleCalendarName(const char *locale, const char *value, CFStringRef *out);
static bool __CFLocaleCollationName(const char *locale, const char *value, CFStringRef *out);
static bool __CFLocaleCopyUsesMetric(CFLocaleRef locale, bool user, CFTypeRef *cf, CFStringRef context);
static bool __CFLocaleCopyCalendar(CFLocaleRef locale, bool user, CFTypeRef *cf, CFStringRef context);
static bool __CFLocaleCopyCollationID(CFLocaleRef locale, bool user, CFTypeRef *cf, CFStringRef context);
static bool __CFLocaleCopyMeasurementSystem(CFLocaleRef locale, bool user, CFTypeRef *cf, CFStringRef context);
static bool __CFLocaleCopyNumberFormat(CFLocaleRef locale, bool user, CFTypeRef *cf, CFStringRef context);
static bool __CFLocaleCopyNumberFormat2(CFLocaleRef locale, bool user, CFTypeRef *cf, CFStringRef context);
static bool __CFLocaleCurrencyFullName(const char *locale, const char *value, CFStringRef *out);
static bool __CFLocaleCopyCollatorID(CFLocaleRef locale, bool user, CFTypeRef *cf, CFStringRef context);
static bool __CFLocaleCopyDelimiter(CFLocaleRef locale, bool user, CFTypeRef *cf, CFStringRef context);
// Note string members start with an extra &, and are fixed up at init time
static struct key_table __CFLocaleKeyTable[__kCFLocaleKeyTableCount] = {
{(CFStringRef)&kCFLocaleIdentifierKey, __CFLocaleCopyLocaleID, __CFLocaleSetNOP, __CFLocaleFullName, NULL},
{(CFStringRef)&kCFLocaleLanguageCodeKey, __CFLocaleCopyCodes, __CFLocaleSetNOP, __CFLocaleLanguageName, (CFStringRef)&kCFLocaleLanguageCodeKey},
{(CFStringRef)&kCFLocaleCountryCodeKey, __CFLocaleCopyCodes, __CFLocaleSetNOP, __CFLocaleCountryName, (CFStringRef)&kCFLocaleCountryCodeKey},
{(CFStringRef)&kCFLocaleScriptCodeKey, __CFLocaleCopyCodes, __CFLocaleSetNOP, __CFLocaleScriptName, (CFStringRef)&kCFLocaleScriptCodeKey},
{(CFStringRef)&kCFLocaleVariantCodeKey, __CFLocaleCopyCodes, __CFLocaleSetNOP, __CFLocaleVariantName, (CFStringRef)&kCFLocaleVariantCodeKey},
{(CFStringRef)&kCFLocaleExemplarCharacterSetKey, __CFLocaleCopyExemplarCharSet, __CFLocaleSetNOP, __CFLocaleNoName, NULL},
{(CFStringRef)&kCFLocaleCalendarIdentifierKey, __CFLocaleCopyCalendarID, __CFLocaleSetNOP, __CFLocaleCalendarName, NULL},
{(CFStringRef)&kCFLocaleCalendarKey, __CFLocaleCopyCalendar, __CFLocaleSetNOP, __CFLocaleNoName, NULL},
{(CFStringRef)&kCFLocaleCollationIdentifierKey, __CFLocaleCopyCollationID, __CFLocaleSetNOP, __CFLocaleCollationName, NULL},
{(CFStringRef)&kCFLocaleUsesMetricSystemKey, __CFLocaleCopyUsesMetric, __CFLocaleSetNOP, __CFLocaleNoName, NULL},
{(CFStringRef)&kCFLocaleMeasurementSystemKey, __CFLocaleCopyMeasurementSystem, __CFLocaleSetNOP, __CFLocaleNoName, NULL},
{(CFStringRef)&kCFLocaleDecimalSeparatorKey, __CFLocaleCopyNumberFormat, __CFLocaleSetNOP, __CFLocaleNoName, (CFStringRef)&kCFNumberFormatterDecimalSeparatorKey},
{(CFStringRef)&kCFLocaleGroupingSeparatorKey, __CFLocaleCopyNumberFormat, __CFLocaleSetNOP, __CFLocaleNoName, (CFStringRef)&kCFNumberFormatterGroupingSeparatorKey},
{(CFStringRef)&kCFLocaleCurrencySymbolKey, __CFLocaleCopyNumberFormat2, __CFLocaleSetNOP, __CFLocaleCurrencyShortName, (CFStringRef)&kCFNumberFormatterCurrencySymbolKey},
{(CFStringRef)&kCFLocaleCurrencyCodeKey, __CFLocaleCopyNumberFormat2, __CFLocaleSetNOP, __CFLocaleCurrencyFullName, (CFStringRef)&kCFNumberFormatterCurrencyCodeKey},
{(CFStringRef)&kCFLocaleCollatorIdentifierKey, __CFLocaleCopyCollatorID, __CFLocaleSetNOP, __CFLocaleNoName, NULL},
{(CFStringRef)&__kCFLocaleCollatorID, __CFLocaleCopyCollatorID, __CFLocaleSetNOP, __CFLocaleNoName, NULL},
{(CFStringRef)&kCFLocaleQuotationBeginDelimiterKey, __CFLocaleCopyDelimiter, __CFLocaleSetNOP, __CFLocaleNoName, (CFStringRef)&kCFLocaleQuotationBeginDelimiterKey},
{(CFStringRef)&kCFLocaleQuotationEndDelimiterKey, __CFLocaleCopyDelimiter, __CFLocaleSetNOP, __CFLocaleNoName, (CFStringRef)&kCFLocaleQuotationEndDelimiterKey},
{(CFStringRef)&kCFLocaleAlternateQuotationBeginDelimiterKey, __CFLocaleCopyDelimiter, __CFLocaleSetNOP, __CFLocaleNoName, (CFStringRef)&kCFLocaleAlternateQuotationBeginDelimiterKey},
{(CFStringRef)&kCFLocaleAlternateQuotationEndDelimiterKey, __CFLocaleCopyDelimiter, __CFLocaleSetNOP, __CFLocaleNoName, (CFStringRef)&kCFLocaleAlternateQuotationEndDelimiterKey},
};
static CFLocaleRef __CFLocaleSystem = NULL;
static CFMutableDictionaryRef __CFLocaleCache = NULL;
static CFSpinLock_t __CFLocaleGlobalLock = CFSpinLockInit;
struct __CFLocale {
CFRuntimeBase _base;
CFStringRef _identifier; // canonical identifier, never NULL
CFMutableDictionaryRef _cache;
CFMutableDictionaryRef _overrides;
CFDictionaryRef _prefs;
CFSpinLock_t _lock;
Boolean _nullLocale;
};
__private_extern__ Boolean __CFLocaleGetNullLocale(struct __CFLocale *locale) {
return locale->_nullLocale;
}
__private_extern__ void __CFLocaleSetNullLocale(struct __CFLocale *locale) {
locale->_nullLocale = true;
}
/* Flag bits */
enum { /* Bits 0-1 */
__kCFLocaleOrdinary = 0,
__kCFLocaleSystem = 1,
__kCFLocaleUser = 2,
__kCFLocaleCustom = 3
};
CF_INLINE CFIndex __CFLocaleGetType(CFLocaleRef locale) {
return __CFBitfieldGetValue(((const CFRuntimeBase *)locale)->_cfinfo[CF_INFO_BITS], 1, 0);
}
CF_INLINE void __CFLocaleSetType(CFLocaleRef locale, CFIndex type) {
__CFBitfieldSetValue(((CFRuntimeBase *)locale)->_cfinfo[CF_INFO_BITS], 1, 0, (uint8_t)type);
}
CF_INLINE void __CFLocaleLockGlobal(void) {
__CFSpinLock(&__CFLocaleGlobalLock);
}
CF_INLINE void __CFLocaleUnlockGlobal(void) {
__CFSpinUnlock(&__CFLocaleGlobalLock);
}
CF_INLINE void __CFLocaleLock(CFLocaleRef locale) {
__CFSpinLock(&((struct __CFLocale *)locale)->_lock);
}
CF_INLINE void __CFLocaleUnlock(CFLocaleRef locale) {
__CFSpinUnlock(&((struct __CFLocale *)locale)->_lock);
}
static Boolean __CFLocaleEqual(CFTypeRef cf1, CFTypeRef cf2) {
CFLocaleRef locale1 = (CFLocaleRef)cf1;
CFLocaleRef locale2 = (CFLocaleRef)cf2;
// a user locale and a locale created with an ident are not the same even if their contents are
if (__CFLocaleGetType(locale1) != __CFLocaleGetType(locale2)) return false;
if (!CFEqual(locale1->_identifier, locale2->_identifier)) return false;
if (NULL == locale1->_overrides && NULL != locale2->_overrides) return false;
if (NULL != locale1->_overrides && NULL == locale2->_overrides) return false;
if (NULL != locale1->_overrides && !CFEqual(locale1->_overrides, locale2->_overrides)) return false;
if (__kCFLocaleUser == __CFLocaleGetType(locale1)) {
return CFEqual(locale1->_prefs, locale2->_prefs);
}
return true;
}
static CFHashCode __CFLocaleHash(CFTypeRef cf) {
CFLocaleRef locale = (CFLocaleRef)cf;
return CFHash(locale->_identifier);
}
static CFStringRef __CFLocaleCopyDescription(CFTypeRef cf) {
CFLocaleRef locale = (CFLocaleRef)cf;
const char *type = NULL;
switch (__CFLocaleGetType(locale)) {
case __kCFLocaleOrdinary: type = "ordinary"; break;
case __kCFLocaleSystem: type = "system"; break;
case __kCFLocaleUser: type = "user"; break;
case __kCFLocaleCustom: type = "custom"; break;
}
return CFStringCreateWithFormat(CFGetAllocator(locale), NULL, CFSTR("<CFLocale %p [%p]>{type = %s, identifier = '%@'}"), cf, CFGetAllocator(locale), type, locale->_identifier);
}
static void __CFLocaleDeallocate(CFTypeRef cf) {
CFLocaleRef locale = (CFLocaleRef)cf;
CFRelease(locale->_identifier);
if (NULL != locale->_cache) CFRelease(locale->_cache);
if (NULL != locale->_overrides) CFRelease(locale->_overrides);
if (NULL != locale->_prefs) CFRelease(locale->_prefs);
}
static CFTypeID __kCFLocaleTypeID = _kCFRuntimeNotATypeID;
static const CFRuntimeClass __CFLocaleClass = {
0,
"CFLocale",
NULL, // init
NULL, // copy
__CFLocaleDeallocate,
__CFLocaleEqual,
__CFLocaleHash,
NULL, //
__CFLocaleCopyDescription
};
static void __CFLocaleInitialize(void) {
CFIndex idx;
__kCFLocaleTypeID = _CFRuntimeRegisterClass(&__CFLocaleClass);
for (idx = 0; idx < __kCFLocaleKeyTableCount; idx++) {
// table fixup to workaround compiler/language limitations
__CFLocaleKeyTable[idx].key = *((CFStringRef *)__CFLocaleKeyTable[idx].key);
if (NULL != __CFLocaleKeyTable[idx].context) {
__CFLocaleKeyTable[idx].context = *((CFStringRef *)__CFLocaleKeyTable[idx].context);
}
}
}
CFTypeID CFLocaleGetTypeID(void) {
if (_kCFRuntimeNotATypeID == __kCFLocaleTypeID) __CFLocaleInitialize();
return __kCFLocaleTypeID;
}
CFLocaleRef CFLocaleGetSystem(void) {
CFLocaleRef locale;
__CFLocaleLockGlobal();
if (NULL == __CFLocaleSystem) {
__CFLocaleUnlockGlobal();
locale = CFLocaleCreate(kCFAllocatorSystemDefault, CFSTR(""));
if (!locale) return NULL;
__CFLocaleSetType(locale, __kCFLocaleSystem);
__CFLocaleLockGlobal();
if (NULL == __CFLocaleSystem) {
__CFLocaleSystem = locale;
} else {
if (locale) CFRelease(locale);
}
}
locale = __CFLocaleSystem ? (CFLocaleRef)CFRetain(__CFLocaleSystem) : NULL;
__CFLocaleUnlockGlobal();
return locale;
}
extern CFDictionaryRef __CFXPreferencesCopyCurrentApplicationState(void);
static CFLocaleRef __CFLocaleCurrent = NULL;
#if DEPLOYMENT_TARGET_MACOSX
#define FALLBACK_LOCALE_NAME CFSTR("")
#elif DEPLOYMENT_TARGET_EMBEDDED
#define FALLBACK_LOCALE_NAME CFSTR("en_US")
#elif DEPLOYMENT_TARGET_WINDOWS || DEPLOYMENT_TARGET_LINUX || DEPLOYMENT_TARGET_FREEBSD
#define FALLBACK_LOCALE_NAME CFSTR("en_US")
#else
#error Unknown or unspecified DEPLOYMENT_TARGET
#endif
CFLocaleRef CFLocaleCopyCurrent(void) {
__CFLocaleLockGlobal();
if (__CFLocaleCurrent) {
CFRetain(__CFLocaleCurrent);
__CFLocaleUnlockGlobal();
return __CFLocaleCurrent;
}
__CFLocaleUnlockGlobal();
CFDictionaryRef prefs = NULL;
CFStringRef identifier = NULL;
struct __CFLocale *locale;
uint32_t size = sizeof(struct __CFLocale) - sizeof(CFRuntimeBase);
locale = (struct __CFLocale *)_CFRuntimeCreateInstance(kCFAllocatorSystemDefault, CFLocaleGetTypeID(), size, NULL);
if (NULL == locale) {
if (prefs) CFRelease(prefs);
if (identifier) CFRelease(identifier);
return NULL;
}
__CFLocaleSetType(locale, __kCFLocaleUser);
if (NULL == identifier) identifier = (CFStringRef)CFRetain(FALLBACK_LOCALE_NAME);
locale->_identifier = identifier;
locale->_cache = CFDictionaryCreateMutable(kCFAllocatorSystemDefault, 0, NULL, &kCFTypeDictionaryValueCallBacks);
locale->_overrides = NULL;
locale->_prefs = prefs;
#if DEPLOYMENT_TARGET_LINUX
CF_SPINLOCK_INIT_FOR_STRUCTS(locale->_lock);
#else
locale->_lock = CFSpinLockInit;
#endif
locale->_nullLocale = false;
__CFLocaleLockGlobal();
if (NULL == __CFLocaleCurrent) {
__CFLocaleCurrent = locale;
} else {
CFRelease(locale);
}
locale = (struct __CFLocale *)CFRetain(__CFLocaleCurrent);
__CFLocaleUnlockGlobal();
return locale;
}
__private_extern__ CFDictionaryRef __CFLocaleGetPrefs(CFLocaleRef locale) {
CF_OBJC_FUNCDISPATCH0(CFLocaleGetTypeID(), CFDictionaryRef, locale, "_prefs");
return locale->_prefs;
}
CFLocaleRef CFLocaleCreate(CFAllocatorRef allocator, CFStringRef identifier) {
if (allocator == NULL) allocator = __CFGetDefaultAllocator();
__CFGenericValidateType(allocator, CFAllocatorGetTypeID());
__CFGenericValidateType(identifier, CFStringGetTypeID());
CFStringRef localeIdentifier = NULL;
if (identifier) {
localeIdentifier = CFLocaleCreateCanonicalLocaleIdentifierFromString(allocator, identifier);
}
if (NULL == localeIdentifier) return NULL;
CFStringRef old = localeIdentifier;
localeIdentifier = (CFStringRef)CFStringCreateCopy(allocator, localeIdentifier);
CFRelease(old);
__CFLocaleLockGlobal();
// Look for cases where we can return a cached instance.
// We only use cached objects if the allocator is the system
// default allocator.
if (!allocator) allocator = __CFGetDefaultAllocator();
Boolean canCache = _CFAllocatorIsSystemDefault(allocator);
if (canCache && __CFLocaleCache) {
CFLocaleRef locale = (CFLocaleRef)CFDictionaryGetValue(__CFLocaleCache, localeIdentifier);
if (locale) {
CFRetain(locale);
__CFLocaleUnlockGlobal();
CFRelease(localeIdentifier);
return locale;
}
}
struct __CFLocale *locale = NULL;
uint32_t size = sizeof(struct __CFLocale) - sizeof(CFRuntimeBase);
locale = (struct __CFLocale *)_CFRuntimeCreateInstance(allocator, CFLocaleGetTypeID(), size, NULL);
if (NULL == locale) {
return NULL;
}
__CFLocaleSetType(locale, __kCFLocaleOrdinary);
locale->_identifier = localeIdentifier;
locale->_cache = CFDictionaryCreateMutable(allocator, 0, NULL, &kCFTypeDictionaryValueCallBacks);
locale->_overrides = NULL;
locale->_prefs = NULL;
#if DEPLOYMENT_TARGET_LINUX
CF_SPINLOCK_INIT_FOR_STRUCTS(locale->_lock);
#else
locale->_lock = CFSpinLockInit;
#endif
if (canCache) {
if (NULL == __CFLocaleCache) {
__CFLocaleCache = CFDictionaryCreateMutable(kCFAllocatorSystemDefault, 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks);
}
CFDictionarySetValue(__CFLocaleCache, localeIdentifier, locale);
}
__CFLocaleUnlockGlobal();
return (CFLocaleRef)locale;
}
CFLocaleRef CFLocaleCreateCopy(CFAllocatorRef allocator, CFLocaleRef locale) {
return (CFLocaleRef)CFRetain(locale);
}
CFStringRef CFLocaleGetIdentifier(CFLocaleRef locale) {
CF_OBJC_FUNCDISPATCH0(CFLocaleGetTypeID(), CFStringRef, locale, "localeIdentifier");
return locale->_identifier;
}
CFTypeRef CFLocaleGetValue(CFLocaleRef locale, CFStringRef key) {
#if DEPLOYMENT_TARGET_MACOSX
if (!_CFExecutableLinkedOnOrAfter(CFSystemVersionSnowLeopard)) {
// Hack for Opera, which is using the hard-coded string value below instead of
// the perfectly good public kCFLocaleCountryCode constant, for whatever reason.
if (key && CFEqual(key, CFSTR("locale:country code"))) {
key = kCFLocaleCountryCodeKey;
}
}
#endif
CF_OBJC_FUNCDISPATCH1(CFLocaleGetTypeID(), CFTypeRef, locale, "objectForKey:", key);
CFIndex idx, slot = -1;
for (idx = 0; idx < __kCFLocaleKeyTableCount; idx++) {
if (__CFLocaleKeyTable[idx].key == key) {
slot = idx;
break;
}
}
if (-1 == slot && NULL != key) {
for (idx = 0; idx < __kCFLocaleKeyTableCount; idx++) {
if (CFEqual(__CFLocaleKeyTable[idx].key, key)) {
slot = idx;
break;
}
}
}
if (-1 == slot) {
return NULL;
}
CFTypeRef value;
if (NULL != locale->_overrides && CFDictionaryGetValueIfPresent(locale->_overrides, __CFLocaleKeyTable[slot].key, &value)) {
return value;
}
__CFLocaleLock(locale);
if (CFDictionaryGetValueIfPresent(locale->_cache, __CFLocaleKeyTable[slot].key, &value)) {
__CFLocaleUnlock(locale);
return value;
}
if (__kCFLocaleUser == __CFLocaleGetType(locale) && __CFLocaleKeyTable[slot].get(locale, true, &value, __CFLocaleKeyTable[slot].context)) {
if (value) CFDictionarySetValue(locale->_cache, __CFLocaleKeyTable[idx].key, value);
if (value) CFRelease(value);
__CFLocaleUnlock(locale);
return value;
}
if (__CFLocaleKeyTable[slot].get(locale, false, &value, __CFLocaleKeyTable[slot].context)) {
if (value) CFDictionarySetValue(locale->_cache, __CFLocaleKeyTable[idx].key, value);
if (value) CFRelease(value);
__CFLocaleUnlock(locale);
return value;
}
__CFLocaleUnlock(locale);
return NULL;
}
CFStringRef CFLocaleCopyDisplayNameForPropertyValue(CFLocaleRef displayLocale, CFStringRef key, CFStringRef value) {
CF_OBJC_FUNCDISPATCH2(CFLocaleGetTypeID(), CFStringRef, displayLocale, "_copyDisplayNameForKey:value:", key, value);
CFIndex idx, slot = -1;
for (idx = 0; idx < __kCFLocaleKeyTableCount; idx++) {
if (__CFLocaleKeyTable[idx].key == key) {
slot = idx;
break;
}
}
if (-1 == slot && NULL != key) {
for (idx = 0; idx < __kCFLocaleKeyTableCount; idx++) {
if (CFEqual(__CFLocaleKeyTable[idx].key, key)) {
slot = idx;
break;
}
}
}
if (-1 == slot || !value) {
return NULL;
}
// Get the locale ID as a C string
char localeID[ULOC_FULLNAME_CAPACITY+ULOC_KEYWORD_AND_VALUES_CAPACITY];
char cValue[ULOC_FULLNAME_CAPACITY+ULOC_KEYWORD_AND_VALUES_CAPACITY];
if (CFStringGetCString(displayLocale->_identifier, localeID, sizeof(localeID)/sizeof(localeID[0]), kCFStringEncodingASCII) && CFStringGetCString(value, cValue, sizeof(cValue)/sizeof(char), kCFStringEncodingASCII)) {
CFStringRef result;
if ((NULL == displayLocale->_prefs) && __CFLocaleKeyTable[slot].name(localeID, cValue, &result)) {
return result;
}
// We could not find a result using the requested language. Fall back through all preferred languages.
CFArrayRef langPref;
if (displayLocale->_prefs) {
langPref = (CFArrayRef)CFDictionaryGetValue(displayLocale->_prefs, CFSTR("AppleLanguages"));
if (langPref) CFRetain(langPref);
} else {
langPref = (CFArrayRef)CFPreferencesCopyAppValue(CFSTR("AppleLanguages"), kCFPreferencesCurrentApplication);
}
if (langPref != NULL) {
CFIndex count = CFArrayGetCount(langPref);
CFIndex i;
bool success = false;
for (i = 0; i < count && !success; ++i) {
CFStringRef language = (CFStringRef)CFArrayGetValueAtIndex(langPref, i);
CFStringRef cleanLanguage = CFLocaleCreateCanonicalLanguageIdentifierFromString(kCFAllocatorSystemDefault, language);
if (CFStringGetCString(cleanLanguage, localeID, sizeof(localeID)/sizeof(localeID[0]), kCFStringEncodingASCII)) {
success = __CFLocaleKeyTable[slot].name(localeID, cValue, &result);
}
CFRelease(cleanLanguage);
}
CFRelease(langPref);
if (success)
return result;
}
}
return NULL;
}
CFArrayRef CFLocaleCopyAvailableLocaleIdentifiers(void) {
int32_t locale, localeCount = uloc_countAvailable();
CFMutableSetRef working = CFSetCreateMutable(kCFAllocatorSystemDefault, 0, &kCFTypeSetCallBacks);
for (locale = 0; locale < localeCount; ++locale) {
const char *localeID = uloc_getAvailable(locale);
CFStringRef string1 = CFStringCreateWithCString(kCFAllocatorSystemDefault, localeID, kCFStringEncodingASCII);
// do not include canonicalized version as IntlFormats cannot cope with that in its popup
CFSetAddValue(working, string1);
CFRelease(string1);
}
CFIndex cnt = CFSetGetCount(working);
STACK_BUFFER_DECL(const void *, buffer, cnt);
CFSetGetValues(working, buffer);
CFArrayRef result = CFArrayCreate(kCFAllocatorSystemDefault, buffer, cnt, &kCFTypeArrayCallBacks);
CFRelease(working);
return result;
}
static CFArrayRef __CFLocaleCopyCStringsAsArray(const char* const* p) {
CFMutableArrayRef working = CFArrayCreateMutable(kCFAllocatorSystemDefault, 0, &kCFTypeArrayCallBacks);
for (; *p; ++p) {
CFStringRef string = CFStringCreateWithCString(kCFAllocatorSystemDefault, *p, kCFStringEncodingASCII);
CFArrayAppendValue(working, string);
CFRelease(string);
}
CFArrayRef result = CFArrayCreateCopy(kCFAllocatorSystemDefault, working);
CFRelease(working);
return result;
}
static CFArrayRef __CFLocaleCopyUEnumerationAsArray(UEnumeration *enumer, UErrorCode *icuErr) {
const UChar *next = NULL;
int32_t len = 0;
CFMutableArrayRef working = NULL;
if (U_SUCCESS(*icuErr)) {
working = CFArrayCreateMutable(kCFAllocatorSystemDefault, 0, &kCFTypeArrayCallBacks);
}
while ((next = uenum_unext(enumer, &len, icuErr)) && U_SUCCESS(*icuErr)) {
CFStringRef string = CFStringCreateWithCharacters(kCFAllocatorSystemDefault, (const UniChar *)next, (CFIndex) len);
CFArrayAppendValue(working, string);
CFRelease(string);
}
if (*icuErr == U_INDEX_OUTOFBOUNDS_ERROR) {
*icuErr = U_ZERO_ERROR; // Temp: Work around bug (ICU 5220) in ucurr enumerator
}
CFArrayRef result = NULL;
if (U_SUCCESS(*icuErr)) {
result = CFArrayCreateCopy(kCFAllocatorSystemDefault, working);
}
if (working != NULL) {
CFRelease(working);
}
return result;
}
CFArrayRef CFLocaleCopyISOLanguageCodes(void) {
const char* const* p = uloc_getISOLanguages();
return __CFLocaleCopyCStringsAsArray(p);
}
CFArrayRef CFLocaleCopyISOCountryCodes(void) {
const char* const* p = uloc_getISOCountries();
return __CFLocaleCopyCStringsAsArray(p);
}
CFArrayRef CFLocaleCopyISOCurrencyCodes(void) {
UErrorCode icuStatus = U_ZERO_ERROR;
UEnumeration *enumer = ucurr_openISOCurrencies(UCURR_ALL, &icuStatus);
CFArrayRef result = __CFLocaleCopyUEnumerationAsArray(enumer, &icuStatus);
uenum_close(enumer);
return result;
}
CFArrayRef CFLocaleCopyCommonISOCurrencyCodes(void) {
UErrorCode icuStatus = U_ZERO_ERROR;
UEnumeration *enumer = ucurr_openISOCurrencies(UCURR_COMMON|UCURR_NON_DEPRECATED, &icuStatus);
CFArrayRef result = __CFLocaleCopyUEnumerationAsArray(enumer, &icuStatus);
uenum_close(enumer);
return result;
}
CFStringRef CFLocaleCreateLocaleIdentifierFromWindowsLocaleCode(CFAllocatorRef allocator, uint32_t lcid) {
char buffer[kMaxICUNameSize];
UErrorCode status = U_ZERO_ERROR;
int32_t ret = uloc_getLocaleForLCID(lcid, buffer, kMaxICUNameSize, &status);
if (U_FAILURE(status) || kMaxICUNameSize <= ret) return NULL;
CFStringRef str = CFStringCreateWithCString(kCFAllocatorSystemDefault, buffer, kCFStringEncodingASCII);
CFStringRef ident = CFLocaleCreateCanonicalLocaleIdentifierFromString(kCFAllocatorSystemDefault, str);
CFRelease(str);
return ident;
}
uint32_t CFLocaleGetWindowsLocaleCodeFromLocaleIdentifier(CFStringRef localeIdentifier) {
CFStringRef ident = CFLocaleCreateCanonicalLocaleIdentifierFromString(kCFAllocatorSystemDefault, localeIdentifier);
char localeID[ULOC_FULLNAME_CAPACITY+ULOC_KEYWORD_AND_VALUES_CAPACITY];
Boolean b = CFStringGetCString(ident, localeID, sizeof(localeID)/sizeof(char), kCFStringEncodingASCII);
CFRelease(ident);
return b ? uloc_getLCID(localeID) : 0;
}
CFLocaleLanguageDirection CFLocaleGetLanguageCharacterDirection(CFStringRef isoLangCode) {
char localeID[ULOC_FULLNAME_CAPACITY+ULOC_KEYWORD_AND_VALUES_CAPACITY];
Boolean b = CFStringGetCString(isoLangCode, localeID, sizeof(localeID)/sizeof(char), kCFStringEncodingASCII);
CFLocaleLanguageDirection dir;
UErrorCode status = U_ZERO_ERROR;
ULayoutType idir = b ? uloc_getCharacterOrientation(localeID, &status) : ULOC_LAYOUT_UNKNOWN;
switch (idir) {
case ULOC_LAYOUT_LTR: dir = kCFLocaleLanguageDirectionLeftToRight; break;
case ULOC_LAYOUT_RTL: dir = kCFLocaleLanguageDirectionRightToLeft; break;
case ULOC_LAYOUT_TTB: dir = kCFLocaleLanguageDirectionTopToBottom; break;
case ULOC_LAYOUT_BTT: dir = kCFLocaleLanguageDirectionBottomToTop; break;
default: dir = kCFLocaleLanguageDirectionUnknown; break;
}
return dir;
}
CFLocaleLanguageDirection CFLocaleGetLanguageLineDirection(CFStringRef isoLangCode) {
char localeID[ULOC_FULLNAME_CAPACITY+ULOC_KEYWORD_AND_VALUES_CAPACITY];
Boolean b = CFStringGetCString(isoLangCode, localeID, sizeof(localeID)/sizeof(char), kCFStringEncodingASCII);
CFLocaleLanguageDirection dir;
UErrorCode status = U_ZERO_ERROR;
ULayoutType idir = b ? uloc_getLineOrientation(localeID, &status) : ULOC_LAYOUT_UNKNOWN;
switch (idir) {
case ULOC_LAYOUT_LTR: dir = kCFLocaleLanguageDirectionLeftToRight; break;
case ULOC_LAYOUT_RTL: dir = kCFLocaleLanguageDirectionRightToLeft; break;
case ULOC_LAYOUT_TTB: dir = kCFLocaleLanguageDirectionTopToBottom; break;
case ULOC_LAYOUT_BTT: dir = kCFLocaleLanguageDirectionBottomToTop; break;
default: dir = kCFLocaleLanguageDirectionUnknown; break;
}
return dir;
}
CFArrayRef CFLocaleCopyPreferredLanguages(void) {
CFMutableArrayRef newArray = CFArrayCreateMutable(kCFAllocatorSystemDefault, 0, &kCFTypeArrayCallBacks);
CFArrayRef languagesArray = (CFArrayRef)CFPreferencesCopyAppValue(CFSTR("AppleLanguages"), kCFPreferencesCurrentApplication);
if (languagesArray && (CFArrayGetTypeID() == CFGetTypeID(languagesArray))) {
for (CFIndex idx = 0, cnt = CFArrayGetCount(languagesArray); idx < cnt; idx++) {
CFStringRef str = (CFStringRef)CFArrayGetValueAtIndex(languagesArray, idx);
if (str && (CFStringGetTypeID() == CFGetTypeID(str))) {
CFStringRef ident = CFLocaleCreateCanonicalLanguageIdentifierFromString(kCFAllocatorSystemDefault, str);
CFArrayAppendValue(newArray, ident);
CFRelease(ident);
}
}
}
if (languagesArray) CFRelease(languagesArray);
return newArray;
}
// -------- -------- -------- -------- -------- --------
// These functions return true or false depending on the success or failure of the function.
// In the Copy case, this is failure to fill the *cf out parameter, and that out parameter is
// returned by reference WITH a retain on it.
static bool __CFLocaleSetNOP(CFMutableLocaleRef locale, CFTypeRef cf, CFStringRef context) {
return false;
}
static bool __CFLocaleCopyLocaleID(CFLocaleRef locale, bool user, CFTypeRef *cf, CFStringRef context) {
*cf = CFRetain(locale->_identifier);
return true;
}
static bool __CFLocaleCopyCodes(CFLocaleRef locale, bool user, CFTypeRef *cf, CFStringRef context) {
CFDictionaryRef codes = NULL;
// this access of _cache is protected by the lock in CFLocaleGetValue()
if (!CFDictionaryGetValueIfPresent(locale->_cache, CFSTR("__kCFLocaleCodes"), (const void **)&codes)) {
codes = CFLocaleCreateComponentsFromLocaleIdentifier(kCFAllocatorSystemDefault, locale->_identifier);
if (codes) CFDictionarySetValue(locale->_cache, CFSTR("__kCFLocaleCodes"), codes);
if (codes) CFRelease(codes);
}
if (codes) {
CFStringRef value = (CFStringRef)CFDictionaryGetValue(codes, context); // context is one of kCFLocale*Code constants
if (value) CFRetain(value);
*cf = value;
return true;
}
return false;
}
CFCharacterSetRef _CFCreateCharacterSetFromUSet(USet *set) {
UErrorCode icuErr = U_ZERO_ERROR;
CFMutableCharacterSetRef working = CFCharacterSetCreateMutable(NULL);
UChar buffer[2048]; // Suitable for most small sets
int32_t stringLen;
if (working == NULL)
return NULL;
int32_t itemCount = uset_getItemCount(set);
int32_t i;
for (i = 0; i < itemCount; ++i)
{
UChar32 start, end;
UChar * string;
string = buffer;
stringLen = uset_getItem(set, i, &start, &end, buffer, sizeof(buffer)/sizeof(UChar), &icuErr);
if (icuErr == U_BUFFER_OVERFLOW_ERROR)
{
string = (UChar *) malloc(sizeof(UChar)*(stringLen+1));
if (!string)
{
CFRelease(working);
return NULL;
}
icuErr = U_ZERO_ERROR;
(void) uset_getItem(set, i, &start, &end, string, stringLen+1, &icuErr);
}
if (U_FAILURE(icuErr))
{
if (string != buffer)
free(string);
CFRelease(working);
return NULL;
}
if (stringLen <= 0)
CFCharacterSetAddCharactersInRange(working, CFRangeMake(start, end-start+1));
else
{
CFStringRef cfString = CFStringCreateWithCharactersNoCopy(kCFAllocatorSystemDefault, (UniChar *)string, stringLen, kCFAllocatorNull);
CFCharacterSetAddCharactersInString(working, cfString);
CFRelease(cfString);
}
if (string != buffer)
free(string);
}
CFCharacterSetRef result = CFCharacterSetCreateCopy(kCFAllocatorSystemDefault, working);
CFRelease(working);
return result;
}
static bool __CFLocaleCopyExemplarCharSet(CFLocaleRef locale, bool user, CFTypeRef *cf, CFStringRef context) {
char localeID[ULOC_FULLNAME_CAPACITY+ULOC_KEYWORD_AND_VALUES_CAPACITY];
if (CFStringGetCString(locale->_identifier, localeID, sizeof(localeID)/sizeof(char), kCFStringEncodingASCII)) {
UErrorCode icuStatus = U_ZERO_ERROR;
ULocaleData* uld = ulocdata_open(localeID, &icuStatus);
USet *set = ulocdata_getExemplarSet(uld, NULL, USET_ADD_CASE_MAPPINGS, ULOCDATA_ES_STANDARD, &icuStatus);
ulocdata_close(uld);
if (U_FAILURE(icuStatus))
return false;
if (icuStatus == U_USING_DEFAULT_WARNING) // If default locale used, force to empty set
uset_clear(set);
*cf = (CFTypeRef) _CFCreateCharacterSetFromUSet(set);
uset_close(set);
return (*cf != NULL);
}
return false;
}
static bool __CFLocaleCopyICUKeyword(CFLocaleRef locale, bool user, CFTypeRef *cf, CFStringRef context, const char *keyword)
{
char localeID[ULOC_FULLNAME_CAPACITY+ULOC_KEYWORD_AND_VALUES_CAPACITY];
if (CFStringGetCString(locale->_identifier, localeID, sizeof(localeID)/sizeof(char), kCFStringEncodingASCII))
{
char value[ULOC_KEYWORD_AND_VALUES_CAPACITY];
UErrorCode icuStatus = U_ZERO_ERROR;
if (uloc_getKeywordValue(localeID, keyword, value, sizeof(value)/sizeof(char), &icuStatus) > 0 && U_SUCCESS(icuStatus))
{
*cf = (CFTypeRef) CFStringCreateWithCString(kCFAllocatorSystemDefault, value, kCFStringEncodingASCII);
return true;
}
}
*cf = NULL;
return false;
}
static bool __CFLocaleCopyICUCalendarID(CFLocaleRef locale, bool user, CFTypeRef *cf, CFStringRef context, const char *keyword) {
#if (U_ICU_VERSION_MAJOR_NUM >= 4) && (U_ICU_VERSION_MINOR_NUM >= 2)
char localeID[ULOC_FULLNAME_CAPACITY+ULOC_KEYWORD_AND_VALUES_CAPACITY];
if (CFStringGetCString(locale->_identifier, localeID, sizeof(localeID)/sizeof(char), kCFStringEncodingASCII)) {
UErrorCode icuStatus = U_ZERO_ERROR;
UEnumeration *en = ucal_getKeywordValuesForLocale(keyword, localeID, TRUE, &icuStatus);
int32_t len;
const char *value = uenum_next(en, &len, &icuStatus);
if (U_SUCCESS(icuStatus)) {
*cf = (CFTypeRef) CFStringCreateWithCString(kCFAllocatorSystemDefault, value, kCFStringEncodingASCII);
uenum_close(en);
return true;
}
uenum_close(en);
}
*cf = NULL;
#endif
return false;
}
static bool __CFLocaleCopyCalendarID(CFLocaleRef locale, bool user, CFTypeRef *cf, CFStringRef context) {
bool succeeded = __CFLocaleCopyICUKeyword(locale, user, cf, context, kCalendarKeyword);
if (!succeeded) {
succeeded = __CFLocaleCopyICUCalendarID(locale, user, cf, context, kCalendarKeyword);
}
if (succeeded) {
if (CFEqual(*cf, kCFCalendarIdentifierGregorian)) {
CFRelease(*cf);
*cf = CFRetain(kCFCalendarIdentifierGregorian);
} else if (CFEqual(*cf, kCFCalendarIdentifierBuddhist)) {
CFRelease(*cf);
*cf = CFRetain(kCFCalendarIdentifierBuddhist);
} else if (CFEqual(*cf, kCFCalendarIdentifierJapanese)) {
CFRelease(*cf);
*cf = CFRetain(kCFCalendarIdentifierJapanese);
} else if (CFEqual(*cf, kCFCalendarIdentifierIslamic)) {
CFRelease(*cf);
*cf = CFRetain(kCFCalendarIdentifierIslamic);
} else if (CFEqual(*cf, kCFCalendarIdentifierIslamicCivil)) {
CFRelease(*cf);
*cf = CFRetain(kCFCalendarIdentifierIslamicCivil);
} else if (CFEqual(*cf, kCFCalendarIdentifierHebrew)) {
CFRelease(*cf);
*cf = CFRetain(kCFCalendarIdentifierHebrew);
} else if (CFEqual(*cf, kCFCalendarIdentifierChinese)) {
CFRelease(*cf);
*cf = CFRetain(kCFCalendarIdentifierChinese);
} else if (CFEqual(*cf, kCFCalendarIdentifierRepublicOfChina)) {
CFRelease(*cf);
*cf = CFRetain(kCFCalendarIdentifierRepublicOfChina);
} else if (CFEqual(*cf, kCFCalendarIdentifierPersian)) {
CFRelease(*cf);
*cf = CFRetain(kCFCalendarIdentifierPersian);
} else if (CFEqual(*cf, kCFCalendarIdentifierIndian)) {
CFRelease(*cf);
*cf = CFRetain(kCFCalendarIdentifierIndian);
} else if (CFEqual(*cf, kCFCalendarIdentifierISO8601)) {
CFRelease(*cf);
*cf = CFRetain(kCFCalendarIdentifierISO8601);
} else if (CFEqual(*cf, kCFCalendarIdentifierCoptic)) {
CFRelease(*cf);
*cf = CFRetain(kCFCalendarIdentifierCoptic);
} else if (CFEqual(*cf, kCFCalendarIdentifierEthiopicAmeteMihret)) {
CFRelease(*cf);
*cf = CFRetain(kCFCalendarIdentifierEthiopicAmeteMihret);
} else if (CFEqual(*cf, kCFCalendarIdentifierEthiopicAmeteAlem)) {
CFRelease(*cf);
*cf = CFRetain(kCFCalendarIdentifierEthiopicAmeteAlem);
} else {
CFRelease(*cf);
*cf = NULL;
return false;
}
} else {
*cf = CFRetain(kCFCalendarIdentifierGregorian);
}
return true;
}
static bool __CFLocaleCopyCalendar(CFLocaleRef locale, bool user, CFTypeRef *cf, CFStringRef context) {
if (__CFLocaleCopyCalendarID(locale, user, cf, context)) {
CFCalendarRef calendar = CFCalendarCreateWithIdentifier(kCFAllocatorSystemDefault, (CFStringRef)*cf);
CFCalendarSetLocale(calendar, locale);
CFDictionaryRef prefs = __CFLocaleGetPrefs(locale);
CFPropertyListRef metapref = prefs ? CFDictionaryGetValue(prefs, CFSTR("AppleFirstWeekday")) : NULL;
if (NULL != metapref && CFGetTypeID(metapref) == CFDictionaryGetTypeID()) {
metapref = (CFNumberRef)CFDictionaryGetValue((CFDictionaryRef)metapref, *cf);
}
if (NULL != metapref && CFGetTypeID(metapref) == CFNumberGetTypeID()) {
CFIndex wkdy;
if (CFNumberGetValue((CFNumberRef)metapref, kCFNumberCFIndexType, &wkdy)) {
CFCalendarSetFirstWeekday(calendar, wkdy);
}
}
metapref = prefs ? CFDictionaryGetValue(prefs, CFSTR("AppleMinDaysInFirstWeek")) : NULL;
if (NULL != metapref && CFGetTypeID(metapref) == CFDictionaryGetTypeID()) {
metapref = (CFNumberRef)CFDictionaryGetValue((CFDictionaryRef)metapref, *cf);
}
if (NULL != metapref && CFGetTypeID(metapref) == CFNumberGetTypeID()) {
CFIndex mwd;
if (CFNumberGetValue((CFNumberRef)metapref, kCFNumberCFIndexType, &mwd)) {
CFCalendarSetMinimumDaysInFirstWeek(calendar, mwd);
}
}
CFRelease(*cf);
*cf = calendar;
return true;
}
return false;
}
static bool __CFLocaleCopyDelimiter(CFLocaleRef locale, bool user, CFTypeRef *cf, CFStringRef context) {
ULocaleDataDelimiterType type = (ULocaleDataDelimiterType)0;
if (context == kCFLocaleQuotationBeginDelimiterKey) {
type = ULOCDATA_QUOTATION_START;
} else if (context == kCFLocaleQuotationEndDelimiterKey) {
type = ULOCDATA_QUOTATION_END;
} else if (context == kCFLocaleAlternateQuotationBeginDelimiterKey) {
type = ULOCDATA_ALT_QUOTATION_START;
} else if (context == kCFLocaleAlternateQuotationEndDelimiterKey) {
type = ULOCDATA_ALT_QUOTATION_END;
} else {
return false;
}
char localeID[ULOC_FULLNAME_CAPACITY+ULOC_KEYWORD_AND_VALUES_CAPACITY];
if (!CFStringGetCString(locale->_identifier, localeID, sizeof(localeID)/sizeof(char), kCFStringEncodingASCII)) {
return false;
}
UChar buffer[130];
UErrorCode status = U_ZERO_ERROR;
ULocaleData *uld = ulocdata_open(localeID, &status);
int32_t len = ulocdata_getDelimiter(uld, type, buffer, sizeof(buffer) / sizeof(buffer[0]), &status);
ulocdata_close(uld);
if (U_FAILURE(status) || sizeof(buffer) / sizeof(buffer[0]) < len) {
return false;
}
*cf = CFStringCreateWithCharacters(kCFAllocatorSystemDefault, (UniChar *)buffer, len);
return (*cf != NULL);
}
static bool __CFLocaleCopyCollationID(CFLocaleRef locale, bool user, CFTypeRef *cf, CFStringRef context) {
return __CFLocaleCopyICUKeyword(locale, user, cf, context, kCollationKeyword);
}
static bool __CFLocaleCopyCollatorID(CFLocaleRef locale, bool user, CFTypeRef *cf, CFStringRef context) {
CFStringRef canonLocaleCFStr = NULL;
if (user) {
if (locale->_prefs) { // FIXME: This OpenCFLite change has to be re-applied every major CF update!
CFStringRef pref = (CFStringRef)CFDictionaryGetValue(locale->_prefs, CFSTR("AppleCollationOrder"));
if (pref) {
// Canonicalize pref string in case it's not in the canonical format.
canonLocaleCFStr = CFLocaleCreateCanonicalLanguageIdentifierFromString(kCFAllocatorSystemDefault, pref);
} else {
CFArrayRef languagesArray = (CFArrayRef)CFDictionaryGetValue(locale->_prefs, CFSTR("AppleLanguages"));
if (languagesArray && (CFArrayGetTypeID() == CFGetTypeID(languagesArray))) {
if (0 < CFArrayGetCount(languagesArray)) {
CFStringRef str = (CFStringRef)CFArrayGetValueAtIndex(languagesArray, 0);
if (str && (CFStringGetTypeID() == CFGetTypeID(str))) {
canonLocaleCFStr = CFLocaleCreateCanonicalLanguageIdentifierFromString(kCFAllocatorSystemDefault, str);
}
}
}
}
}
}
if (!canonLocaleCFStr) {
canonLocaleCFStr = CFLocaleGetIdentifier(locale);
CFRetain(canonLocaleCFStr);
}
*cf = canonLocaleCFStr;
return canonLocaleCFStr ? true : false;
}
static bool __CFLocaleCopyUsesMetric(CFLocaleRef locale, bool user, CFTypeRef *cf, CFStringRef context) {
bool us = false; // Default is Metric
bool done = false;
#if DEPLOYMENT_TARGET_MACOSX || DEPLOYMENT_TARGET_EMBEDDED
if (user) {
CFTypeRef pref = CFDictionaryGetValue(locale->_prefs, CFSTR("AppleMetricUnits"));
if (pref) {
us = (kCFBooleanFalse == pref);
done = true;
} else {
pref = CFDictionaryGetValue(locale->_prefs, CFSTR("AppleMeasurementUnits"));
if (pref) {
us = CFEqual(pref, CFSTR("Inches"));
done = true;
}
}
}
#endif
if (!done) {
char localeID[ULOC_FULLNAME_CAPACITY+ULOC_KEYWORD_AND_VALUES_CAPACITY];
if (CFStringGetCString(locale->_identifier, localeID, sizeof(localeID)/sizeof(char), kCFStringEncodingASCII)) {
UErrorCode icuStatus = U_ZERO_ERROR;
UMeasurementSystem ms = UMS_SI;
ms = ulocdata_getMeasurementSystem(localeID, &icuStatus);
if (U_SUCCESS(icuStatus)) {
us = (ms == UMS_US);