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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
//
#include <assert.h>
#include <string.h>
#include <vector>
#include "locale.hpp"
#include "holders.h"
// Enum that corresponds to managed enum CultureData.LocaleStringData.
// The numeric values of the enum members match their Win32 counterparts.
enum LocaleStringData : int32_t
{
LocalizedDisplayName = 0x00000002,
EnglishDisplayName = 0x00000072,
NativeDisplayName = 0x00000073,
LocalizedLanguageName = 0x0000006f,
EnglishLanguageName = 0x00001001,
NativeLanguageName = 0x00000004,
EnglishCountryName = 0x00001002,
NativeCountryName = 0x00000008,
ListSeparator = 0x0000000C,
DecimalSeparator = 0x0000000E,
ThousandSeparator = 0x0000000F,
Digits = 0x00000013,
MonetarySymbol = 0x00000014,
Iso4217MonetarySymbol = 0x00000015,
MonetaryDecimalSeparator = 0x00000016,
MonetaryThousandSeparator = 0x00000017,
AMDesignator = 0x00000028,
PMDesignator = 0x00000029,
PositiveSign = 0x00000050,
NegativeSign = 0x00000051,
Iso639LanguageName = 0x00000059,
Iso3166CountryName = 0x0000005A,
NaNSymbol = 0x00000069,
PositiveInfinitySymbol = 0x0000006a,
ParentName = 0x0000006d,
PercentSymbol = 0x00000076,
PerMilleSymbol = 0x00000077
};
/*
Function:
GetLocaleInfoDecimalFormatSymbol
Obtains the value of a DecimalFormatSymbols
*/
UErrorCode
GetLocaleInfoDecimalFormatSymbol(const char* locale, UNumberFormatSymbol symbol, UChar* value, int32_t valueLength)
{
UErrorCode status = U_ZERO_ERROR;
UNumberFormat* pFormat = unum_open(UNUM_DECIMAL, nullptr, 0, locale, nullptr, &status);
UNumberFormatHolder formatHolder(pFormat, status);
if (U_FAILURE(status))
{
return status;
}
unum_getSymbol(pFormat, symbol, value, valueLength, &status);
return status;
}
/*
Function:
GetDigitSymbol
Obtains the value of a Digit DecimalFormatSymbols
*/
UErrorCode GetDigitSymbol(const char* locale,
UErrorCode previousStatus,
UNumberFormatSymbol symbol,
int digit,
UChar* value,
int32_t valueLength)
{
if (U_FAILURE(previousStatus))
{
return previousStatus;
}
return GetLocaleInfoDecimalFormatSymbol(locale, symbol, value + digit, valueLength - digit);
}
/*
Function:
GetLocaleInfoAmPm
Obtains the value of the AM or PM string for a locale.
*/
UErrorCode GetLocaleInfoAmPm(const char* locale, bool am, UChar* value, int32_t valueLength)
{
UErrorCode status = U_ZERO_ERROR;
UDateFormat* pFormat = udat_open(UDAT_DEFAULT, UDAT_DEFAULT, locale, nullptr, 0, nullptr, 0, &status);
UDateFormatHolder formatHolder(pFormat, status);
if (U_FAILURE(status))
{
return status;
}
udat_getSymbols(pFormat, UDAT_AM_PMS, am ? 0 : 1, value, valueLength, &status);
return status;
}
/*
Function:
GetLocaleIso639LanguageName
Gets the language name for a locale (via uloc_getLanguage) and converts the result to UChars
*/
UErrorCode GetLocaleIso639LanguageName(const char* locale, UChar* value, int32_t valueLength)
{
UErrorCode status = U_ZERO_ERROR;
int32_t length = uloc_getLanguage(locale, nullptr, 0, &status);
std::vector<char> buf(length + 1, '\0');
status = U_ZERO_ERROR;
uloc_getLanguage(locale, buf.data(), length + 1, &status);
if (U_SUCCESS(status))
{
status = u_charsToUChars_safe(buf.data(), value, valueLength);
}
return status;
}
/*
Function:
GetLocaleIso3166CountryName
Gets the country name for a locale (via uloc_getCountry) and converts the result to UChars
*/
UErrorCode GetLocaleIso3166CountryName(const char* locale, UChar* value, int32_t valueLength)
{
UErrorCode status = U_ZERO_ERROR;
int32_t length = uloc_getCountry(locale, nullptr, 0, &status);
std::vector<char> buf(length + 1, '\0');
status = U_ZERO_ERROR;
uloc_getCountry(locale, buf.data(), length + 1, &status);
if (U_SUCCESS(status))
{
status = u_charsToUChars_safe(buf.data(), value, valueLength);
}
return status;
}
/*
PAL Function:
GetLocaleInfoString
Obtains string locale information.
Returns 1 for success, 0 otherwise
*/
extern "C" int32_t GlobalizationNative_GetLocaleInfoString(
const UChar* localeName, LocaleStringData localeStringData, UChar* value, int32_t valueLength)
{
UErrorCode status = U_ZERO_ERROR;
char locale[ULOC_FULLNAME_CAPACITY];
GetLocale(localeName, locale, ULOC_FULLNAME_CAPACITY, false, &status);
if (U_FAILURE(status))
{
return UErrorCodeToBool(U_ILLEGAL_ARGUMENT_ERROR);
}
switch (localeStringData)
{
case LocalizedDisplayName:
uloc_getDisplayName(locale, DetectDefaultLocaleName(), value, valueLength, &status);
break;
case EnglishDisplayName:
uloc_getDisplayName(locale, ULOC_ENGLISH, value, valueLength, &status);
break;
case NativeDisplayName:
uloc_getDisplayName(locale, locale, value, valueLength, &status);
break;
case LocalizedLanguageName:
uloc_getDisplayLanguage(locale, DetectDefaultLocaleName(), value, valueLength, &status);
break;
case EnglishLanguageName:
uloc_getDisplayLanguage(locale, ULOC_ENGLISH, value, valueLength, &status);
break;
case NativeLanguageName:
uloc_getDisplayLanguage(locale, locale, value, valueLength, &status);
break;
case EnglishCountryName:
uloc_getDisplayCountry(locale, ULOC_ENGLISH, value, valueLength, &status);
break;
case NativeCountryName:
uloc_getDisplayCountry(locale, locale, value, valueLength, &status);
break;
case ListSeparator:
// fall through
case ThousandSeparator:
status = GetLocaleInfoDecimalFormatSymbol(locale, UNUM_GROUPING_SEPARATOR_SYMBOL, value, valueLength);
break;
case DecimalSeparator:
status = GetLocaleInfoDecimalFormatSymbol(locale, UNUM_DECIMAL_SEPARATOR_SYMBOL, value, valueLength);
break;
case Digits:
status = GetDigitSymbol(locale, status, UNUM_ZERO_DIGIT_SYMBOL, 0, value, valueLength);
// symbols UNUM_ONE_DIGIT to UNUM_NINE_DIGIT are contiguous
for (int32_t symbol = UNUM_ONE_DIGIT_SYMBOL; symbol <= UNUM_NINE_DIGIT_SYMBOL; symbol++)
{
int charIndex = symbol - UNUM_ONE_DIGIT_SYMBOL + 1;
status = GetDigitSymbol(
locale, status, static_cast<UNumberFormatSymbol>(symbol), charIndex, value, valueLength);
}
break;
case MonetarySymbol:
status = GetLocaleInfoDecimalFormatSymbol(locale, UNUM_CURRENCY_SYMBOL, value, valueLength);
break;
case Iso4217MonetarySymbol:
status = GetLocaleInfoDecimalFormatSymbol(locale, UNUM_INTL_CURRENCY_SYMBOL, value, valueLength);
break;
case MonetaryDecimalSeparator:
status = GetLocaleInfoDecimalFormatSymbol(locale, UNUM_MONETARY_SEPARATOR_SYMBOL, value, valueLength);
break;
case MonetaryThousandSeparator:
status =
GetLocaleInfoDecimalFormatSymbol(locale, UNUM_MONETARY_GROUPING_SEPARATOR_SYMBOL, value, valueLength);
break;
case AMDesignator:
status = GetLocaleInfoAmPm(locale, true, value, valueLength);
break;
case PMDesignator:
status = GetLocaleInfoAmPm(locale, false, value, valueLength);
break;
case PositiveSign:
status = GetLocaleInfoDecimalFormatSymbol(locale, UNUM_PLUS_SIGN_SYMBOL, value, valueLength);
break;
case NegativeSign:
status = GetLocaleInfoDecimalFormatSymbol(locale, UNUM_MINUS_SIGN_SYMBOL, value, valueLength);
break;
case Iso639LanguageName:
status = GetLocaleIso639LanguageName(locale, value, valueLength);
break;
case Iso3166CountryName:
status = GetLocaleIso3166CountryName(locale, value, valueLength);
break;
case NaNSymbol:
status = GetLocaleInfoDecimalFormatSymbol(locale, UNUM_NAN_SYMBOL, value, valueLength);
break;
case PositiveInfinitySymbol:
status = GetLocaleInfoDecimalFormatSymbol(locale, UNUM_INFINITY_SYMBOL, value, valueLength);
break;
case ParentName:
{
// ICU supports lang[-script][-region][-variant] so up to 4 parents
// including invariant locale
char localeNameTemp[ULOC_FULLNAME_CAPACITY];
uloc_getParent(locale, localeNameTemp, ULOC_FULLNAME_CAPACITY, &status);
if (U_SUCCESS(status))
{
status = u_charsToUChars_safe(localeNameTemp, value, valueLength);
if (U_SUCCESS(status))
{
FixupLocaleName(value, valueLength);
}
}
break;
}
case PercentSymbol:
status = GetLocaleInfoDecimalFormatSymbol(locale, UNUM_PERCENT_SYMBOL, value, valueLength);
break;
case PerMilleSymbol:
status = GetLocaleInfoDecimalFormatSymbol(locale, UNUM_PERMILL_SYMBOL, value, valueLength);
break;
default:
status = U_UNSUPPORTED_ERROR;
break;
};
return UErrorCodeToBool(status);
}
/*
PAL Function:
GetLocaleTimeFormat
Obtains time format information (in ICU format, it needs to be coverted to .NET Format).
Returns 1 for success, 0 otherwise
*/
extern "C" int32_t GlobalizationNative_GetLocaleTimeFormat(
const UChar* localeName, int shortFormat, UChar* value, int32_t valueLength)
{
UErrorCode err = U_ZERO_ERROR;
char locale[ULOC_FULLNAME_CAPACITY];
GetLocale(localeName, locale, ULOC_FULLNAME_CAPACITY, false, &err);
if (U_FAILURE(err))
{
return UErrorCodeToBool(U_ILLEGAL_ARGUMENT_ERROR);
}
UDateFormatStyle style = (shortFormat != 0) ? UDAT_SHORT : UDAT_MEDIUM;
UDateFormat* pFormat = udat_open(style, UDAT_NONE, locale, nullptr, 0, nullptr, 0, &err);
UDateFormatHolder formatHolder(pFormat, err);
if (U_FAILURE(err))
return UErrorCodeToBool(err);
udat_toPattern(pFormat, false, value, valueLength, &err);
return UErrorCodeToBool(err);
}
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