Common::String OSystem_MacOSX::getSystemLanguage() const {
#if defined(USE_DETECTLANG) && defined(USE_TRANSLATION)
CFArrayRef availableLocalizations = CFBundleCopyBundleLocalizations(CFBundleGetMainBundle());
if (availableLocalizations) {
CFArrayRef preferredLocalizations = CFBundleCopyPreferredLocalizationsFromArray(availableLocalizations);
CFRelease(availableLocalizations);
if (preferredLocalizations) {
CFIndex localizationsSize = CFArrayGetCount(preferredLocalizations);
// Since we have a list of sorted preferred localization, I would like here to
// check that they are supported by the TranslationManager and take the first
// one that is supported. The listed localizations are taken from the Bundle
// plist file, so they should all be supported, unless the plist file is not
// synchronized with the translations.dat file. So this is not really a big
// issue. And because getSystemLanguage() is called from the constructor of
// TranslationManager (therefore before the instance pointer is set), calling
// TransMan here results in an infinite loop and creation of a lot of TransMan
// instances.
/*
for (CFIndex i = 0 ; i < localizationsSize ; ++i) {
CFStringRef language = (CFStringRef)CFArrayGetValueAtIndex(preferredLocalizations, i);
char buffer[10];
CFStringGetCString(language, buffer, 50, kCFStringEncodingASCII);
int32 languageId = TransMan.findMatchingLanguage(buffer);
if (languageId != -1) {
CFRelease(preferredLocalizations);
return TransMan.getLangById(languageId);
}
}
*/
if (localizationsSize > 0) {
CFStringRef language = (CFStringRef)CFArrayGetValueAtIndex(preferredLocalizations, 0);
char buffer[10];
CFStringGetCString(language, buffer, 50, kCFStringEncodingASCII);
CFRelease(preferredLocalizations);
return buffer;
}
CFRelease(preferredLocalizations);
}
}
// Falback to POSIX implementation
return OSystem_POSIX::getSystemLanguage();
#else // USE_DETECTLANG
return OSystem_POSIX::getSystemLanguage();
#endif // USE_DETECTLANG
}
static const char * /* O - Locale string */
appleLangDefault(void)
{
int i; /* Looping var */
CFBundleRef bundle; /* Main bundle (if any) */
CFArrayRef bundleList; /* List of localizations in bundle */
CFPropertyListRef localizationList = NULL;
/* List of localization data */
CFStringRef languageName; /* Current name */
CFStringRef localeName; /* Canonical from of name */
char *lang; /* LANG environment variable */
_cups_globals_t *cg = _cupsGlobals();
/* Pointer to library globals */
DEBUG_puts("2appleLangDefault()");
/*
* Only do the lookup and translation the first time.
*/
if (!cg->language[0])
{
if (getenv("SOFTWARE") != NULL && (lang = getenv("LANG")) != NULL)
{
DEBUG_printf(("3appleLangDefault: Using LANG=%s", lang));
strlcpy(cg->language, lang, sizeof(cg->language));
return (cg->language);
}
else if ((bundle = CFBundleGetMainBundle()) != NULL &&
(bundleList = CFBundleCopyBundleLocalizations(bundle)) != NULL)
{
CFURLRef resources = CFBundleCopyResourcesDirectoryURL(bundle);
DEBUG_puts("3appleLangDefault: Getting localizationList from bundle.");
if (resources)
{
CFStringRef cfpath = CFURLCopyPath(resources);
char path[1024];
if (cfpath)
{
/*
* See if we have an Info.plist file in the bundle...
*/
CFStringGetCString(cfpath, path, sizeof(path), kCFStringEncodingUTF8);
DEBUG_printf(("3appleLangDefault: Got a resource URL (\"%s\")", path));
strlcat(path, "Contents/Info.plist", sizeof(path));
if (!access(path, R_OK))
localizationList = CFBundleCopyPreferredLocalizationsFromArray(bundleList);
else
DEBUG_puts("3appleLangDefault: No Info.plist, ignoring resource URL...");
CFRelease(cfpath);
}
CFRelease(resources);
}
else
DEBUG_puts("3appleLangDefault: No resource URL.");
CFRelease(bundleList);
}
if (!localizationList)
{
DEBUG_puts("3appleLangDefault: Getting localizationList from preferences.");
localizationList =
CFPreferencesCopyAppValue(CFSTR("AppleLanguages"),
kCFPreferencesCurrentApplication);
}
if (localizationList)
{
#ifdef DEBUG
if (CFGetTypeID(localizationList) == CFArrayGetTypeID())
DEBUG_printf(("3appleLangDefault: Got localizationList, %d entries.",
(int)CFArrayGetCount(localizationList)));
else
DEBUG_puts("3appleLangDefault: Got localizationList but not an array.");
#endif /* DEBUG */
if (CFGetTypeID(localizationList) == CFArrayGetTypeID() &&
CFArrayGetCount(localizationList) > 0)
{
languageName = CFArrayGetValueAtIndex(localizationList, 0);
if (languageName &&
CFGetTypeID(languageName) == CFStringGetTypeID())
{
localeName = CFLocaleCreateCanonicalLocaleIdentifierFromString(
kCFAllocatorDefault, languageName);
if (localeName)
{
CFStringGetCString(localeName, cg->language, sizeof(cg->language),
kCFStringEncodingASCII);
CFRelease(localeName);
DEBUG_printf(("3appleLangDefault: cg->language=\"%s\"",
cg->language));
/*
* Map new language identifiers to locales...
*/
for (i = 0;
i < (int)(sizeof(apple_language_locale) /
sizeof(apple_language_locale[0]));
i ++)
{
if (!strcmp(cg->language, apple_language_locale[i].language))
{
DEBUG_printf(("3appleLangDefault: mapping \"%s\" to \"%s\"...",
cg->language, apple_language_locale[i].locale));
strlcpy(cg->language, apple_language_locale[i].locale,
sizeof(cg->language));
break;
}
}
/*
* Convert language subtag into region subtag...
*/
if (cg->language[2] == '-')
cg->language[2] = '_';
if (!strchr(cg->language, '.'))
strlcat(cg->language, ".UTF-8", sizeof(cg->language));
}
else
DEBUG_puts("3appleLangDefault: Unable to get localeName.");
}
}
CFRelease(localizationList);
}
/*
* If we didn't find the language, default to en_US...
*/
if (!cg->language[0])
{
DEBUG_puts("3appleLangDefault: Defaulting to en_US.");
strlcpy(cg->language, "en_US.UTF-8", sizeof(cg->language));
}
}
else
DEBUG_printf(("3appleLangDefault: Using previous locale \"%s\".", cg->language));
/*
* Return the cached locale...
*/
return (cg->language);
}