| // Copyright 2013 the V8 project authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef V8_INTL_SUPPORT |
| #error Internationalization is expected to be enabled. |
| #endif // V8_INTL_SUPPORT |
| |
| #include "src/objects/intl-objects.h" |
| |
| #include <memory> |
| |
| #include "src/api.h" |
| #include "src/factory.h" |
| #include "src/isolate.h" |
| #include "src/objects-inl.h" |
| #include "src/property-descriptor.h" |
| #include "unicode/brkiter.h" |
| #include "unicode/bytestream.h" |
| #include "unicode/calendar.h" |
| #include "unicode/coll.h" |
| #include "unicode/curramt.h" |
| #include "unicode/dcfmtsym.h" |
| #include "unicode/decimfmt.h" |
| #include "unicode/dtfmtsym.h" |
| #include "unicode/dtptngen.h" |
| #include "unicode/gregocal.h" |
| #include "unicode/locid.h" |
| #include "unicode/numfmt.h" |
| #include "unicode/numsys.h" |
| #include "unicode/plurrule.h" |
| #include "unicode/rbbi.h" |
| #include "unicode/smpdtfmt.h" |
| #include "unicode/timezone.h" |
| #include "unicode/uchar.h" |
| #include "unicode/ucol.h" |
| #include "unicode/ucurr.h" |
| #include "unicode/unum.h" |
| #include "unicode/upluralrules.h" |
| #include "unicode/uvernum.h" |
| #include "unicode/uversion.h" |
| |
| #if U_ICU_VERSION_MAJOR_NUM >= 59 |
| #include "unicode/char16ptr.h" |
| #endif |
| |
| namespace v8 { |
| namespace internal { |
| |
| namespace { |
| |
| bool ExtractStringSetting(Isolate* isolate, Handle<JSObject> options, |
| const char* key, icu::UnicodeString* setting) { |
| v8::Isolate* v8_isolate = reinterpret_cast<v8::Isolate*>(isolate); |
| Handle<String> str = isolate->factory()->NewStringFromAsciiChecked(key); |
| Handle<Object> object = |
| JSReceiver::GetProperty(options, str).ToHandleChecked(); |
| if (object->IsString()) { |
| v8::String::Utf8Value utf8_string( |
| v8_isolate, v8::Utils::ToLocal(Handle<String>::cast(object))); |
| *setting = icu::UnicodeString::fromUTF8(*utf8_string); |
| return true; |
| } |
| return false; |
| } |
| |
| bool ExtractIntegerSetting(Isolate* isolate, Handle<JSObject> options, |
| const char* key, int32_t* value) { |
| Handle<String> str = isolate->factory()->NewStringFromAsciiChecked(key); |
| Handle<Object> object = |
| JSReceiver::GetProperty(options, str).ToHandleChecked(); |
| if (object->IsNumber()) { |
| object->ToInt32(value); |
| return true; |
| } |
| return false; |
| } |
| |
| bool ExtractBooleanSetting(Isolate* isolate, Handle<JSObject> options, |
| const char* key, bool* value) { |
| Handle<String> str = isolate->factory()->NewStringFromAsciiChecked(key); |
| Handle<Object> object = |
| JSReceiver::GetProperty(options, str).ToHandleChecked(); |
| if (object->IsBoolean()) { |
| *value = object->BooleanValue(); |
| return true; |
| } |
| return false; |
| } |
| |
| icu::SimpleDateFormat* CreateICUDateFormat(Isolate* isolate, |
| const icu::Locale& icu_locale, |
| Handle<JSObject> options) { |
| // Create time zone as specified by the user. We have to re-create time zone |
| // since calendar takes ownership. |
| icu::TimeZone* tz = nullptr; |
| icu::UnicodeString timezone; |
| if (ExtractStringSetting(isolate, options, "timeZone", &timezone)) { |
| tz = icu::TimeZone::createTimeZone(timezone); |
| } else { |
| tz = icu::TimeZone::createDefault(); |
| } |
| |
| // Create a calendar using locale, and apply time zone to it. |
| UErrorCode status = U_ZERO_ERROR; |
| icu::Calendar* calendar = |
| icu::Calendar::createInstance(tz, icu_locale, status); |
| |
| if (calendar->getDynamicClassID() == |
| icu::GregorianCalendar::getStaticClassID()) { |
| icu::GregorianCalendar* gc = (icu::GregorianCalendar*)calendar; |
| UErrorCode status = U_ZERO_ERROR; |
| // The beginning of ECMAScript time, namely -(2**53) |
| const double start_of_time = -9007199254740992; |
| gc->setGregorianChange(start_of_time, status); |
| DCHECK(U_SUCCESS(status)); |
| } |
| |
| // Make formatter from skeleton. Calendar and numbering system are added |
| // to the locale as Unicode extension (if they were specified at all). |
| icu::SimpleDateFormat* date_format = nullptr; |
| icu::UnicodeString skeleton; |
| if (ExtractStringSetting(isolate, options, "skeleton", &skeleton)) { |
| std::unique_ptr<icu::DateTimePatternGenerator> generator( |
| icu::DateTimePatternGenerator::createInstance(icu_locale, status)); |
| icu::UnicodeString pattern; |
| if (U_SUCCESS(status)) |
| pattern = generator->getBestPattern(skeleton, status); |
| |
| date_format = new icu::SimpleDateFormat(pattern, icu_locale, status); |
| if (U_SUCCESS(status)) { |
| date_format->adoptCalendar(calendar); |
| } |
| } |
| |
| if (U_FAILURE(status)) { |
| delete calendar; |
| delete date_format; |
| date_format = nullptr; |
| } |
| |
| return date_format; |
| } |
| |
| void SetResolvedDateSettings(Isolate* isolate, const icu::Locale& icu_locale, |
| icu::SimpleDateFormat* date_format, |
| Handle<JSObject> resolved) { |
| Factory* factory = isolate->factory(); |
| UErrorCode status = U_ZERO_ERROR; |
| icu::UnicodeString pattern; |
| date_format->toPattern(pattern); |
| JSObject::SetProperty( |
| resolved, factory->intl_pattern_symbol(), |
| factory |
| ->NewStringFromTwoByte(Vector<const uint16_t>( |
| reinterpret_cast<const uint16_t*>(pattern.getBuffer()), |
| pattern.length())) |
| .ToHandleChecked(), |
| LanguageMode::kSloppy) |
| .Assert(); |
| |
| // Set time zone and calendar. |
| const icu::Calendar* calendar = date_format->getCalendar(); |
| // getType() returns legacy calendar type name instead of LDML/BCP47 calendar |
| // key values. intl.js maps them to BCP47 values for key "ca". |
| // TODO(jshin): Consider doing it here, instead. |
| const char* calendar_name = calendar->getType(); |
| JSObject::SetProperty(resolved, factory->NewStringFromStaticChars("calendar"), |
| factory->NewStringFromAsciiChecked(calendar_name), |
| LanguageMode::kSloppy) |
| .Assert(); |
| |
| const icu::TimeZone& tz = calendar->getTimeZone(); |
| icu::UnicodeString time_zone; |
| tz.getID(time_zone); |
| |
| icu::UnicodeString canonical_time_zone; |
| icu::TimeZone::getCanonicalID(time_zone, canonical_time_zone, status); |
| if (U_SUCCESS(status)) { |
| // In CLDR (http://unicode.org/cldr/trac/ticket/9943), Etc/UTC is made |
| // a separate timezone ID from Etc/GMT even though they're still the same |
| // timezone. We'd not have "Etc/GMT" here because we canonicalize it and |
| // other GMT-variants to "UTC" in intl.js and "UTC" is turned to "Etc/UTC" |
| // by ICU before getting here. |
| // TODO(jshin): Figure out the cause of crbug.com/719609 and re-enable |
| // DCHECK(canonical_time_zone != UNICODE_STRING_SIMPLE("Etc/GMT")) . |
| if (canonical_time_zone == UNICODE_STRING_SIMPLE("Etc/UTC") || |
| canonical_time_zone == UNICODE_STRING_SIMPLE("Etc/GMT")) { |
| JSObject::SetProperty( |
| resolved, factory->NewStringFromStaticChars("timeZone"), |
| factory->NewStringFromStaticChars("UTC"), LanguageMode::kSloppy) |
| .Assert(); |
| } else { |
| JSObject::SetProperty(resolved, |
| factory->NewStringFromStaticChars("timeZone"), |
| factory |
| ->NewStringFromTwoByte(Vector<const uint16_t>( |
| reinterpret_cast<const uint16_t*>( |
| canonical_time_zone.getBuffer()), |
| canonical_time_zone.length())) |
| .ToHandleChecked(), |
| LanguageMode::kSloppy) |
| .Assert(); |
| } |
| } |
| |
| // Ugly hack. ICU doesn't expose numbering system in any way, so we have |
| // to assume that for given locale NumberingSystem constructor produces the |
| // same digits as NumberFormat/Calendar would. |
| status = U_ZERO_ERROR; |
| icu::NumberingSystem* numbering_system = |
| icu::NumberingSystem::createInstance(icu_locale, status); |
| if (U_SUCCESS(status)) { |
| const char* ns = numbering_system->getName(); |
| JSObject::SetProperty( |
| resolved, factory->NewStringFromStaticChars("numberingSystem"), |
| factory->NewStringFromAsciiChecked(ns), LanguageMode::kSloppy) |
| .Assert(); |
| } else { |
| JSObject::SetProperty(resolved, |
| factory->NewStringFromStaticChars("numberingSystem"), |
| factory->undefined_value(), LanguageMode::kSloppy) |
| .Assert(); |
| } |
| delete numbering_system; |
| |
| // Set the locale |
| char result[ULOC_FULLNAME_CAPACITY]; |
| status = U_ZERO_ERROR; |
| uloc_toLanguageTag(icu_locale.getName(), result, ULOC_FULLNAME_CAPACITY, |
| FALSE, &status); |
| if (U_SUCCESS(status)) { |
| JSObject::SetProperty(resolved, factory->NewStringFromStaticChars("locale"), |
| factory->NewStringFromAsciiChecked(result), |
| LanguageMode::kSloppy) |
| .Assert(); |
| } else { |
| // This would never happen, since we got the locale from ICU. |
| JSObject::SetProperty(resolved, factory->NewStringFromStaticChars("locale"), |
| factory->NewStringFromStaticChars("und"), |
| LanguageMode::kSloppy) |
| .Assert(); |
| } |
| } |
| |
| void SetNumericSettings(Isolate* isolate, icu::DecimalFormat* number_format, |
| Handle<JSObject> options) { |
| int32_t digits; |
| if (ExtractIntegerSetting(isolate, options, "minimumIntegerDigits", |
| &digits)) { |
| number_format->setMinimumIntegerDigits(digits); |
| } |
| |
| if (ExtractIntegerSetting(isolate, options, "minimumFractionDigits", |
| &digits)) { |
| number_format->setMinimumFractionDigits(digits); |
| } |
| |
| if (ExtractIntegerSetting(isolate, options, "maximumFractionDigits", |
| &digits)) { |
| number_format->setMaximumFractionDigits(digits); |
| } |
| |
| bool significant_digits_used = false; |
| if (ExtractIntegerSetting(isolate, options, "minimumSignificantDigits", |
| &digits)) { |
| number_format->setMinimumSignificantDigits(digits); |
| significant_digits_used = true; |
| } |
| |
| if (ExtractIntegerSetting(isolate, options, "maximumSignificantDigits", |
| &digits)) { |
| number_format->setMaximumSignificantDigits(digits); |
| significant_digits_used = true; |
| } |
| |
| number_format->setSignificantDigitsUsed(significant_digits_used); |
| |
| number_format->setRoundingMode(icu::DecimalFormat::kRoundHalfUp); |
| } |
| |
| icu::DecimalFormat* CreateICUNumberFormat(Isolate* isolate, |
| const icu::Locale& icu_locale, |
| Handle<JSObject> options) { |
| // Make formatter from options. Numbering system is added |
| // to the locale as Unicode extension (if it was specified at all). |
| UErrorCode status = U_ZERO_ERROR; |
| icu::DecimalFormat* number_format = nullptr; |
| icu::UnicodeString style; |
| icu::UnicodeString currency; |
| if (ExtractStringSetting(isolate, options, "style", &style)) { |
| if (style == UNICODE_STRING_SIMPLE("currency")) { |
| icu::UnicodeString display; |
| ExtractStringSetting(isolate, options, "currency", ¤cy); |
| ExtractStringSetting(isolate, options, "currencyDisplay", &display); |
| |
| #if (U_ICU_VERSION_MAJOR_NUM == 4) && (U_ICU_VERSION_MINOR_NUM <= 6) |
| icu::NumberFormat::EStyles format_style; |
| if (display == UNICODE_STRING_SIMPLE("code")) { |
| format_style = icu::NumberFormat::kIsoCurrencyStyle; |
| } else if (display == UNICODE_STRING_SIMPLE("name")) { |
| format_style = icu::NumberFormat::kPluralCurrencyStyle; |
| } else { |
| format_style = icu::NumberFormat::kCurrencyStyle; |
| } |
| #else // ICU version is 4.8 or above (we ignore versions below 4.0). |
| UNumberFormatStyle format_style; |
| if (display == UNICODE_STRING_SIMPLE("code")) { |
| format_style = UNUM_CURRENCY_ISO; |
| } else if (display == UNICODE_STRING_SIMPLE("name")) { |
| format_style = UNUM_CURRENCY_PLURAL; |
| } else { |
| format_style = UNUM_CURRENCY; |
| } |
| #endif |
| |
| number_format = static_cast<icu::DecimalFormat*>( |
| icu::NumberFormat::createInstance(icu_locale, format_style, status)); |
| |
| if (U_FAILURE(status)) { |
| delete number_format; |
| return nullptr; |
| } |
| } else if (style == UNICODE_STRING_SIMPLE("percent")) { |
| number_format = static_cast<icu::DecimalFormat*>( |
| icu::NumberFormat::createPercentInstance(icu_locale, status)); |
| if (U_FAILURE(status)) { |
| delete number_format; |
| return nullptr; |
| } |
| // Make sure 1.1% doesn't go into 2%. |
| number_format->setMinimumFractionDigits(1); |
| } else { |
| // Make a decimal instance by default. |
| number_format = static_cast<icu::DecimalFormat*>( |
| icu::NumberFormat::createInstance(icu_locale, status)); |
| } |
| } |
| |
| if (U_FAILURE(status)) { |
| delete number_format; |
| return nullptr; |
| } |
| |
| // Set all options. |
| if (!currency.isEmpty()) { |
| number_format->setCurrency(currency.getBuffer(), status); |
| } |
| |
| SetNumericSettings(isolate, number_format, options); |
| |
| bool grouping; |
| if (ExtractBooleanSetting(isolate, options, "useGrouping", &grouping)) { |
| number_format->setGroupingUsed(grouping); |
| } |
| |
| return number_format; |
| } |
| |
| void SetResolvedNumericSettings(Isolate* isolate, const icu::Locale& icu_locale, |
| icu::DecimalFormat* number_format, |
| Handle<JSObject> resolved) { |
| Factory* factory = isolate->factory(); |
| |
| JSObject::SetProperty( |
| resolved, factory->NewStringFromStaticChars("minimumIntegerDigits"), |
| factory->NewNumberFromInt(number_format->getMinimumIntegerDigits()), |
| LanguageMode::kSloppy) |
| .Assert(); |
| |
| JSObject::SetProperty( |
| resolved, factory->NewStringFromStaticChars("minimumFractionDigits"), |
| factory->NewNumberFromInt(number_format->getMinimumFractionDigits()), |
| LanguageMode::kSloppy) |
| .Assert(); |
| |
| JSObject::SetProperty( |
| resolved, factory->NewStringFromStaticChars("maximumFractionDigits"), |
| factory->NewNumberFromInt(number_format->getMaximumFractionDigits()), |
| LanguageMode::kSloppy) |
| .Assert(); |
| |
| Handle<String> key = |
| factory->NewStringFromStaticChars("minimumSignificantDigits"); |
| Maybe<bool> maybe = JSReceiver::HasOwnProperty(resolved, key); |
| CHECK(maybe.IsJust()); |
| if (maybe.FromJust()) { |
| JSObject::SetProperty( |
| resolved, factory->NewStringFromStaticChars("minimumSignificantDigits"), |
| factory->NewNumberFromInt(number_format->getMinimumSignificantDigits()), |
| LanguageMode::kSloppy) |
| .Assert(); |
| } |
| |
| key = factory->NewStringFromStaticChars("maximumSignificantDigits"); |
| maybe = JSReceiver::HasOwnProperty(resolved, key); |
| CHECK(maybe.IsJust()); |
| if (maybe.FromJust()) { |
| JSObject::SetProperty( |
| resolved, factory->NewStringFromStaticChars("maximumSignificantDigits"), |
| factory->NewNumberFromInt(number_format->getMaximumSignificantDigits()), |
| LanguageMode::kSloppy) |
| .Assert(); |
| } |
| |
| // Set the locale |
| char result[ULOC_FULLNAME_CAPACITY]; |
| UErrorCode status = U_ZERO_ERROR; |
| uloc_toLanguageTag(icu_locale.getName(), result, ULOC_FULLNAME_CAPACITY, |
| FALSE, &status); |
| if (U_SUCCESS(status)) { |
| JSObject::SetProperty(resolved, factory->NewStringFromStaticChars("locale"), |
| factory->NewStringFromAsciiChecked(result), |
| LanguageMode::kSloppy) |
| .Assert(); |
| } else { |
| // This would never happen, since we got the locale from ICU. |
| JSObject::SetProperty(resolved, factory->NewStringFromStaticChars("locale"), |
| factory->NewStringFromStaticChars("und"), |
| LanguageMode::kSloppy) |
| .Assert(); |
| } |
| } |
| |
| void SetResolvedNumberSettings(Isolate* isolate, const icu::Locale& icu_locale, |
| icu::DecimalFormat* number_format, |
| Handle<JSObject> resolved) { |
| Factory* factory = isolate->factory(); |
| |
| // Set resolved currency code in options.currency if not empty. |
| icu::UnicodeString currency(number_format->getCurrency()); |
| if (!currency.isEmpty()) { |
| JSObject::SetProperty( |
| resolved, factory->NewStringFromStaticChars("currency"), |
| factory |
| ->NewStringFromTwoByte(Vector<const uint16_t>( |
| reinterpret_cast<const uint16_t*>(currency.getBuffer()), |
| currency.length())) |
| .ToHandleChecked(), |
| LanguageMode::kSloppy) |
| .Assert(); |
| } |
| |
| // Ugly hack. ICU doesn't expose numbering system in any way, so we have |
| // to assume that for given locale NumberingSystem constructor produces the |
| // same digits as NumberFormat/Calendar would. |
| UErrorCode status = U_ZERO_ERROR; |
| icu::NumberingSystem* numbering_system = |
| icu::NumberingSystem::createInstance(icu_locale, status); |
| if (U_SUCCESS(status)) { |
| const char* ns = numbering_system->getName(); |
| JSObject::SetProperty( |
| resolved, factory->NewStringFromStaticChars("numberingSystem"), |
| factory->NewStringFromAsciiChecked(ns), LanguageMode::kSloppy) |
| .Assert(); |
| } else { |
| JSObject::SetProperty(resolved, |
| factory->NewStringFromStaticChars("numberingSystem"), |
| factory->undefined_value(), LanguageMode::kSloppy) |
| .Assert(); |
| } |
| delete numbering_system; |
| |
| JSObject::SetProperty(resolved, |
| factory->NewStringFromStaticChars("useGrouping"), |
| factory->ToBoolean(number_format->isGroupingUsed()), |
| LanguageMode::kSloppy) |
| .Assert(); |
| |
| SetResolvedNumericSettings(isolate, icu_locale, number_format, resolved); |
| } |
| |
| icu::Collator* CreateICUCollator(Isolate* isolate, |
| const icu::Locale& icu_locale, |
| Handle<JSObject> options) { |
| // Make collator from options. |
| icu::Collator* collator = nullptr; |
| UErrorCode status = U_ZERO_ERROR; |
| collator = icu::Collator::createInstance(icu_locale, status); |
| |
| if (U_FAILURE(status)) { |
| delete collator; |
| return nullptr; |
| } |
| |
| // Set flags first, and then override them with sensitivity if necessary. |
| bool numeric; |
| if (ExtractBooleanSetting(isolate, options, "numeric", &numeric)) { |
| collator->setAttribute(UCOL_NUMERIC_COLLATION, numeric ? UCOL_ON : UCOL_OFF, |
| status); |
| } |
| |
| // Normalization is always on, by the spec. We are free to optimize |
| // if the strings are already normalized (but we don't have a way to tell |
| // that right now). |
| collator->setAttribute(UCOL_NORMALIZATION_MODE, UCOL_ON, status); |
| |
| icu::UnicodeString case_first; |
| if (ExtractStringSetting(isolate, options, "caseFirst", &case_first)) { |
| if (case_first == UNICODE_STRING_SIMPLE("upper")) { |
| collator->setAttribute(UCOL_CASE_FIRST, UCOL_UPPER_FIRST, status); |
| } else if (case_first == UNICODE_STRING_SIMPLE("lower")) { |
| collator->setAttribute(UCOL_CASE_FIRST, UCOL_LOWER_FIRST, status); |
| } else { |
| // Default (false/off). |
| collator->setAttribute(UCOL_CASE_FIRST, UCOL_OFF, status); |
| } |
| } |
| |
| icu::UnicodeString sensitivity; |
| if (ExtractStringSetting(isolate, options, "sensitivity", &sensitivity)) { |
| if (sensitivity == UNICODE_STRING_SIMPLE("base")) { |
| collator->setStrength(icu::Collator::PRIMARY); |
| } else if (sensitivity == UNICODE_STRING_SIMPLE("accent")) { |
| collator->setStrength(icu::Collator::SECONDARY); |
| } else if (sensitivity == UNICODE_STRING_SIMPLE("case")) { |
| collator->setStrength(icu::Collator::PRIMARY); |
| collator->setAttribute(UCOL_CASE_LEVEL, UCOL_ON, status); |
| } else { |
| // variant (default) |
| collator->setStrength(icu::Collator::TERTIARY); |
| } |
| } |
| |
| bool ignore; |
| if (ExtractBooleanSetting(isolate, options, "ignorePunctuation", &ignore)) { |
| if (ignore) { |
| collator->setAttribute(UCOL_ALTERNATE_HANDLING, UCOL_SHIFTED, status); |
| } |
| } |
| |
| return collator; |
| } |
| |
| void SetResolvedCollatorSettings(Isolate* isolate, |
| const icu::Locale& icu_locale, |
| icu::Collator* collator, |
| Handle<JSObject> resolved) { |
| Factory* factory = isolate->factory(); |
| UErrorCode status = U_ZERO_ERROR; |
| |
| JSObject::SetProperty( |
| resolved, factory->NewStringFromStaticChars("numeric"), |
| factory->ToBoolean( |
| collator->getAttribute(UCOL_NUMERIC_COLLATION, status) == UCOL_ON), |
| LanguageMode::kSloppy) |
| .Assert(); |
| |
| switch (collator->getAttribute(UCOL_CASE_FIRST, status)) { |
| case UCOL_LOWER_FIRST: |
| JSObject::SetProperty( |
| resolved, factory->NewStringFromStaticChars("caseFirst"), |
| factory->NewStringFromStaticChars("lower"), LanguageMode::kSloppy) |
| .Assert(); |
| break; |
| case UCOL_UPPER_FIRST: |
| JSObject::SetProperty( |
| resolved, factory->NewStringFromStaticChars("caseFirst"), |
| factory->NewStringFromStaticChars("upper"), LanguageMode::kSloppy) |
| .Assert(); |
| break; |
| default: |
| JSObject::SetProperty( |
| resolved, factory->NewStringFromStaticChars("caseFirst"), |
| factory->NewStringFromStaticChars("false"), LanguageMode::kSloppy) |
| .Assert(); |
| } |
| |
| switch (collator->getAttribute(UCOL_STRENGTH, status)) { |
| case UCOL_PRIMARY: { |
| JSObject::SetProperty( |
| resolved, factory->NewStringFromStaticChars("strength"), |
| factory->NewStringFromStaticChars("primary"), LanguageMode::kSloppy) |
| .Assert(); |
| |
| // case level: true + s1 -> case, s1 -> base. |
| if (UCOL_ON == collator->getAttribute(UCOL_CASE_LEVEL, status)) { |
| JSObject::SetProperty( |
| resolved, factory->NewStringFromStaticChars("sensitivity"), |
| factory->NewStringFromStaticChars("case"), LanguageMode::kSloppy) |
| .Assert(); |
| } else { |
| JSObject::SetProperty( |
| resolved, factory->NewStringFromStaticChars("sensitivity"), |
| factory->NewStringFromStaticChars("base"), LanguageMode::kSloppy) |
| .Assert(); |
| } |
| break; |
| } |
| case UCOL_SECONDARY: |
| JSObject::SetProperty( |
| resolved, factory->NewStringFromStaticChars("strength"), |
| factory->NewStringFromStaticChars("secondary"), LanguageMode::kSloppy) |
| .Assert(); |
| JSObject::SetProperty( |
| resolved, factory->NewStringFromStaticChars("sensitivity"), |
| factory->NewStringFromStaticChars("accent"), LanguageMode::kSloppy) |
| .Assert(); |
| break; |
| case UCOL_TERTIARY: |
| JSObject::SetProperty( |
| resolved, factory->NewStringFromStaticChars("strength"), |
| factory->NewStringFromStaticChars("tertiary"), LanguageMode::kSloppy) |
| .Assert(); |
| JSObject::SetProperty( |
| resolved, factory->NewStringFromStaticChars("sensitivity"), |
| factory->NewStringFromStaticChars("variant"), LanguageMode::kSloppy) |
| .Assert(); |
| break; |
| case UCOL_QUATERNARY: |
| // We shouldn't get quaternary and identical from ICU, but if we do |
| // put them into variant. |
| JSObject::SetProperty(resolved, |
| factory->NewStringFromStaticChars("strength"), |
| factory->NewStringFromStaticChars("quaternary"), |
| LanguageMode::kSloppy) |
| .Assert(); |
| JSObject::SetProperty( |
| resolved, factory->NewStringFromStaticChars("sensitivity"), |
| factory->NewStringFromStaticChars("variant"), LanguageMode::kSloppy) |
| .Assert(); |
| break; |
| default: |
| JSObject::SetProperty( |
| resolved, factory->NewStringFromStaticChars("strength"), |
| factory->NewStringFromStaticChars("identical"), LanguageMode::kSloppy) |
| .Assert(); |
| JSObject::SetProperty( |
| resolved, factory->NewStringFromStaticChars("sensitivity"), |
| factory->NewStringFromStaticChars("variant"), LanguageMode::kSloppy) |
| .Assert(); |
| } |
| |
| JSObject::SetProperty( |
| resolved, factory->NewStringFromStaticChars("ignorePunctuation"), |
| factory->ToBoolean(collator->getAttribute(UCOL_ALTERNATE_HANDLING, |
| status) == UCOL_SHIFTED), |
| LanguageMode::kSloppy) |
| .Assert(); |
| |
| // Set the locale |
| char result[ULOC_FULLNAME_CAPACITY]; |
| status = U_ZERO_ERROR; |
| uloc_toLanguageTag(icu_locale.getName(), result, ULOC_FULLNAME_CAPACITY, |
| FALSE, &status); |
| if (U_SUCCESS(status)) { |
| JSObject::SetProperty(resolved, factory->NewStringFromStaticChars("locale"), |
| factory->NewStringFromAsciiChecked(result), |
| LanguageMode::kSloppy) |
| .Assert(); |
| } else { |
| // This would never happen, since we got the locale from ICU. |
| JSObject::SetProperty(resolved, factory->NewStringFromStaticChars("locale"), |
| factory->NewStringFromStaticChars("und"), |
| LanguageMode::kSloppy) |
| .Assert(); |
| } |
| } |
| |
| bool CreateICUPluralRules(Isolate* isolate, const icu::Locale& icu_locale, |
| Handle<JSObject> options, icu::PluralRules** pl, |
| icu::DecimalFormat** nf) { |
| // Make formatter from options. Numbering system is added |
| // to the locale as Unicode extension (if it was specified at all). |
| UErrorCode status = U_ZERO_ERROR; |
| |
| UPluralType type = UPLURAL_TYPE_CARDINAL; |
| |
| icu::UnicodeString type_string; |
| if (ExtractStringSetting(isolate, options, "type", &type_string)) { |
| if (type_string == UNICODE_STRING_SIMPLE("ordinal")) { |
| type = UPLURAL_TYPE_ORDINAL; |
| } else { |
| CHECK(type_string == UNICODE_STRING_SIMPLE("cardinal")); |
| } |
| } |
| |
| icu::PluralRules* plural_rules = |
| icu::PluralRules::forLocale(icu_locale, type, status); |
| |
| if (U_FAILURE(status)) { |
| delete plural_rules; |
| return false; |
| } |
| |
| icu::DecimalFormat* number_format = static_cast<icu::DecimalFormat*>( |
| icu::NumberFormat::createInstance(icu_locale, UNUM_DECIMAL, status)); |
| |
| if (U_FAILURE(status)) { |
| delete plural_rules; |
| delete number_format; |
| return false; |
| } |
| |
| *pl = plural_rules; |
| *nf = number_format; |
| |
| SetNumericSettings(isolate, number_format, options); |
| |
| // Set rounding mode. |
| |
| return true; |
| } |
| |
| bool SetResolvedPluralRulesSettings(Isolate* isolate, |
| const icu::Locale& icu_locale, |
| icu::PluralRules* plural_rules, |
| icu::DecimalFormat* number_format, |
| Handle<JSObject> resolved) { |
| SetResolvedNumericSettings(isolate, icu_locale, number_format, resolved); |
| |
| Factory* factory = isolate->factory(); |
| |
| Handle<JSObject> pluralCategories = Handle<JSObject>::cast( |
| JSObject::GetProperty( |
| resolved, factory->NewStringFromStaticChars("pluralCategories")) |
| .ToHandleChecked()); |
| |
| UErrorCode status = U_ZERO_ERROR; |
| std::unique_ptr<icu::StringEnumeration> categories( |
| plural_rules->getKeywords(status)); |
| if (U_FAILURE(status)) return false; |
| |
| if (U_FAILURE(status)) return false; |
| |
| for (int32_t i = 0;; i++) { |
| const icu::UnicodeString* category = categories->snext(status); |
| if (U_FAILURE(status)) return false; |
| if (category == nullptr) return true; |
| |
| std::string keyword; |
| Handle<String> value = factory->NewStringFromAsciiChecked( |
| category->toUTF8String(keyword).data()); |
| |
| LookupIterator it(isolate, pluralCategories, i, LookupIterator::OWN); |
| JSObject::DefineOwnPropertyIgnoreAttributes(&it, value, |
| PropertyAttributes::NONE) |
| .ToHandleChecked(); |
| } |
| } |
| |
| icu::BreakIterator* CreateICUBreakIterator(Isolate* isolate, |
| const icu::Locale& icu_locale, |
| Handle<JSObject> options) { |
| UErrorCode status = U_ZERO_ERROR; |
| icu::BreakIterator* break_iterator = nullptr; |
| icu::UnicodeString type; |
| if (!ExtractStringSetting(isolate, options, "type", &type)) return nullptr; |
| |
| if (type == UNICODE_STRING_SIMPLE("character")) { |
| break_iterator = |
| icu::BreakIterator::createCharacterInstance(icu_locale, status); |
| } else if (type == UNICODE_STRING_SIMPLE("sentence")) { |
| break_iterator = |
| icu::BreakIterator::createSentenceInstance(icu_locale, status); |
| } else if (type == UNICODE_STRING_SIMPLE("line")) { |
| break_iterator = icu::BreakIterator::createLineInstance(icu_locale, status); |
| } else { |
| // Defualt is word iterator. |
| break_iterator = icu::BreakIterator::createWordInstance(icu_locale, status); |
| } |
| |
| if (U_FAILURE(status)) { |
| delete break_iterator; |
| return nullptr; |
| } |
| |
| isolate->CountUsage(v8::Isolate::UseCounterFeature::kBreakIterator); |
| |
| return break_iterator; |
| } |
| |
| void SetResolvedBreakIteratorSettings(Isolate* isolate, |
| const icu::Locale& icu_locale, |
| icu::BreakIterator* break_iterator, |
| Handle<JSObject> resolved) { |
| Factory* factory = isolate->factory(); |
| UErrorCode status = U_ZERO_ERROR; |
| |
| // Set the locale |
| char result[ULOC_FULLNAME_CAPACITY]; |
| status = U_ZERO_ERROR; |
| uloc_toLanguageTag(icu_locale.getName(), result, ULOC_FULLNAME_CAPACITY, |
| FALSE, &status); |
| if (U_SUCCESS(status)) { |
| JSObject::SetProperty(resolved, factory->NewStringFromStaticChars("locale"), |
| factory->NewStringFromAsciiChecked(result), |
| LanguageMode::kSloppy) |
| .Assert(); |
| } else { |
| // This would never happen, since we got the locale from ICU. |
| JSObject::SetProperty(resolved, factory->NewStringFromStaticChars("locale"), |
| factory->NewStringFromStaticChars("und"), |
| LanguageMode::kSloppy) |
| .Assert(); |
| } |
| } |
| } // namespace |
| |
| // static |
| icu::SimpleDateFormat* DateFormat::InitializeDateTimeFormat( |
| Isolate* isolate, Handle<String> locale, Handle<JSObject> options, |
| Handle<JSObject> resolved) { |
| v8::Isolate* v8_isolate = reinterpret_cast<v8::Isolate*>(isolate); |
| // Convert BCP47 into ICU locale format. |
| UErrorCode status = U_ZERO_ERROR; |
| icu::Locale icu_locale; |
| char icu_result[ULOC_FULLNAME_CAPACITY]; |
| int icu_length = 0; |
| v8::String::Utf8Value bcp47_locale(v8_isolate, v8::Utils::ToLocal(locale)); |
| if (bcp47_locale.length() != 0) { |
| uloc_forLanguageTag(*bcp47_locale, icu_result, ULOC_FULLNAME_CAPACITY, |
| &icu_length, &status); |
| if (U_FAILURE(status) || icu_length == 0) { |
| return nullptr; |
| } |
| icu_locale = icu::Locale(icu_result); |
| } |
| |
| icu::SimpleDateFormat* date_format = |
| CreateICUDateFormat(isolate, icu_locale, options); |
| if (!date_format) { |
| // Remove extensions and try again. |
| icu::Locale no_extension_locale(icu_locale.getBaseName()); |
| date_format = CreateICUDateFormat(isolate, no_extension_locale, options); |
| |
| if (!date_format) { |
| FATAL("Failed to create ICU date format, are ICU data files missing?"); |
| } |
| |
| // Set resolved settings (pattern, numbering system, calendar). |
| SetResolvedDateSettings(isolate, no_extension_locale, date_format, |
| resolved); |
| } else { |
| SetResolvedDateSettings(isolate, icu_locale, date_format, resolved); |
| } |
| |
| return date_format; |
| } |
| |
| icu::SimpleDateFormat* DateFormat::UnpackDateFormat(Isolate* isolate, |
| Handle<JSObject> obj) { |
| return reinterpret_cast<icu::SimpleDateFormat*>(obj->GetEmbedderField(0)); |
| } |
| |
| void DateFormat::DeleteDateFormat(const v8::WeakCallbackInfo<void>& data) { |
| delete reinterpret_cast<icu::SimpleDateFormat*>(data.GetInternalField(0)); |
| GlobalHandles::Destroy(reinterpret_cast<Object**>(data.GetParameter())); |
| } |
| |
| icu::DecimalFormat* NumberFormat::InitializeNumberFormat( |
| Isolate* isolate, Handle<String> locale, Handle<JSObject> options, |
| Handle<JSObject> resolved) { |
| v8::Isolate* v8_isolate = reinterpret_cast<v8::Isolate*>(isolate); |
| |
| // Convert BCP47 into ICU locale format. |
| UErrorCode status = U_ZERO_ERROR; |
| icu::Locale icu_locale; |
| char icu_result[ULOC_FULLNAME_CAPACITY]; |
| int icu_length = 0; |
| v8::String::Utf8Value bcp47_locale(v8_isolate, v8::Utils::ToLocal(locale)); |
| if (bcp47_locale.length() != 0) { |
| uloc_forLanguageTag(*bcp47_locale, icu_result, ULOC_FULLNAME_CAPACITY, |
| &icu_length, &status); |
| if (U_FAILURE(status) || icu_length == 0) { |
| return nullptr; |
| } |
| icu_locale = icu::Locale(icu_result); |
| } |
| |
| icu::DecimalFormat* number_format = |
| CreateICUNumberFormat(isolate, icu_locale, options); |
| if (!number_format) { |
| // Remove extensions and try again. |
| icu::Locale no_extension_locale(icu_locale.getBaseName()); |
| number_format = |
| CreateICUNumberFormat(isolate, no_extension_locale, options); |
| |
| if (!number_format) { |
| FATAL("Failed to create ICU number format, are ICU data files missing?"); |
| } |
| |
| // Set resolved settings (pattern, numbering system). |
| SetResolvedNumberSettings(isolate, no_extension_locale, number_format, |
| resolved); |
| } else { |
| SetResolvedNumberSettings(isolate, icu_locale, number_format, resolved); |
| } |
| |
| return number_format; |
| } |
| |
| icu::DecimalFormat* NumberFormat::UnpackNumberFormat(Isolate* isolate, |
| Handle<JSObject> obj) { |
| return reinterpret_cast<icu::DecimalFormat*>(obj->GetEmbedderField(0)); |
| } |
| |
| void NumberFormat::DeleteNumberFormat(const v8::WeakCallbackInfo<void>& data) { |
| delete reinterpret_cast<icu::DecimalFormat*>(data.GetInternalField(0)); |
| GlobalHandles::Destroy(reinterpret_cast<Object**>(data.GetParameter())); |
| } |
| |
| icu::Collator* Collator::InitializeCollator(Isolate* isolate, |
| Handle<String> locale, |
| Handle<JSObject> options, |
| Handle<JSObject> resolved) { |
| v8::Isolate* v8_isolate = reinterpret_cast<v8::Isolate*>(isolate); |
| // Convert BCP47 into ICU locale format. |
| UErrorCode status = U_ZERO_ERROR; |
| icu::Locale icu_locale; |
| char icu_result[ULOC_FULLNAME_CAPACITY]; |
| int icu_length = 0; |
| v8::String::Utf8Value bcp47_locale(v8_isolate, v8::Utils::ToLocal(locale)); |
| if (bcp47_locale.length() != 0) { |
| uloc_forLanguageTag(*bcp47_locale, icu_result, ULOC_FULLNAME_CAPACITY, |
| &icu_length, &status); |
| if (U_FAILURE(status) || icu_length == 0) { |
| return nullptr; |
| } |
| icu_locale = icu::Locale(icu_result); |
| } |
| |
| icu::Collator* collator = CreateICUCollator(isolate, icu_locale, options); |
| if (!collator) { |
| // Remove extensions and try again. |
| icu::Locale no_extension_locale(icu_locale.getBaseName()); |
| collator = CreateICUCollator(isolate, no_extension_locale, options); |
| |
| if (!collator) { |
| FATAL("Failed to create ICU collator, are ICU data files missing?"); |
| } |
| |
| // Set resolved settings (pattern, numbering system). |
| SetResolvedCollatorSettings(isolate, no_extension_locale, collator, |
| resolved); |
| } else { |
| SetResolvedCollatorSettings(isolate, icu_locale, collator, resolved); |
| } |
| |
| return collator; |
| } |
| |
| icu::Collator* Collator::UnpackCollator(Isolate* isolate, |
| Handle<JSObject> obj) { |
| return reinterpret_cast<icu::Collator*>(obj->GetEmbedderField(0)); |
| } |
| |
| void Collator::DeleteCollator(const v8::WeakCallbackInfo<void>& data) { |
| delete reinterpret_cast<icu::Collator*>(data.GetInternalField(0)); |
| GlobalHandles::Destroy(reinterpret_cast<Object**>(data.GetParameter())); |
| } |
| |
| bool PluralRules::InitializePluralRules(Isolate* isolate, Handle<String> locale, |
| Handle<JSObject> options, |
| Handle<JSObject> resolved, |
| icu::PluralRules** plural_rules, |
| icu::DecimalFormat** number_format) { |
| // Convert BCP47 into ICU locale format. |
| UErrorCode status = U_ZERO_ERROR; |
| icu::Locale icu_locale; |
| char locale_name[ULOC_FULLNAME_CAPACITY]; |
| int icu_length = 0; |
| v8::String::Utf8Value bcp47_locale(reinterpret_cast<v8::Isolate*>(isolate), |
| v8::Utils::ToLocal(locale)); |
| if (bcp47_locale.length() != 0) { |
| uloc_forLanguageTag(*bcp47_locale, locale_name, ULOC_FULLNAME_CAPACITY, |
| &icu_length, &status); |
| if (U_FAILURE(status) || icu_length == 0) { |
| return false; |
| } |
| icu_locale = icu::Locale(locale_name); |
| } |
| |
| bool success = CreateICUPluralRules(isolate, icu_locale, options, |
| plural_rules, number_format); |
| if (!success) { |
| // Remove extensions and try again. |
| icu::Locale no_extension_locale(icu_locale.getBaseName()); |
| success = CreateICUPluralRules(isolate, no_extension_locale, options, |
| plural_rules, number_format); |
| |
| if (!success) { |
| FATAL("Failed to create ICU PluralRules, are ICU data files missing?"); |
| } |
| |
| // Set resolved settings (pattern, numbering system). |
| success = SetResolvedPluralRulesSettings( |
| isolate, no_extension_locale, *plural_rules, *number_format, resolved); |
| } else { |
| success = SetResolvedPluralRulesSettings(isolate, icu_locale, *plural_rules, |
| *number_format, resolved); |
| } |
| |
| return success; |
| } |
| |
| icu::PluralRules* PluralRules::UnpackPluralRules(Isolate* isolate, |
| Handle<JSObject> obj) { |
| return reinterpret_cast<icu::PluralRules*>(obj->GetEmbedderField(0)); |
| } |
| |
| icu::DecimalFormat* PluralRules::UnpackNumberFormat(Isolate* isolate, |
| Handle<JSObject> obj) { |
| return reinterpret_cast<icu::DecimalFormat*>(obj->GetEmbedderField(1)); |
| } |
| |
| void PluralRules::DeletePluralRules(const v8::WeakCallbackInfo<void>& data) { |
| delete reinterpret_cast<icu::PluralRules*>(data.GetInternalField(0)); |
| delete reinterpret_cast<icu::DecimalFormat*>(data.GetInternalField(1)); |
| GlobalHandles::Destroy(reinterpret_cast<Object**>(data.GetParameter())); |
| } |
| |
| icu::BreakIterator* V8BreakIterator::InitializeBreakIterator( |
| Isolate* isolate, Handle<String> locale, Handle<JSObject> options, |
| Handle<JSObject> resolved) { |
| v8::Isolate* v8_isolate = reinterpret_cast<v8::Isolate*>(isolate); |
| // Convert BCP47 into ICU locale format. |
| UErrorCode status = U_ZERO_ERROR; |
| icu::Locale icu_locale; |
| char icu_result[ULOC_FULLNAME_CAPACITY]; |
| int icu_length = 0; |
| v8::String::Utf8Value bcp47_locale(v8_isolate, v8::Utils::ToLocal(locale)); |
| if (bcp47_locale.length() != 0) { |
| uloc_forLanguageTag(*bcp47_locale, icu_result, ULOC_FULLNAME_CAPACITY, |
| &icu_length, &status); |
| if (U_FAILURE(status) || icu_length == 0) { |
| return nullptr; |
| } |
| icu_locale = icu::Locale(icu_result); |
| } |
| |
| icu::BreakIterator* break_iterator = |
| CreateICUBreakIterator(isolate, icu_locale, options); |
| if (!break_iterator) { |
| // Remove extensions and try again. |
| icu::Locale no_extension_locale(icu_locale.getBaseName()); |
| break_iterator = |
| CreateICUBreakIterator(isolate, no_extension_locale, options); |
| |
| if (!break_iterator) { |
| FATAL("Failed to create ICU break iterator, are ICU data files missing?"); |
| } |
| |
| // Set resolved settings (locale). |
| SetResolvedBreakIteratorSettings(isolate, no_extension_locale, |
| break_iterator, resolved); |
| } else { |
| SetResolvedBreakIteratorSettings(isolate, icu_locale, break_iterator, |
| resolved); |
| } |
| |
| return break_iterator; |
| } |
| |
| icu::BreakIterator* V8BreakIterator::UnpackBreakIterator(Isolate* isolate, |
| Handle<JSObject> obj) { |
| return reinterpret_cast<icu::BreakIterator*>(obj->GetEmbedderField(0)); |
| } |
| |
| void V8BreakIterator::DeleteBreakIterator( |
| const v8::WeakCallbackInfo<void>& data) { |
| delete reinterpret_cast<icu::BreakIterator*>(data.GetInternalField(0)); |
| delete reinterpret_cast<icu::UnicodeString*>(data.GetInternalField(1)); |
| GlobalHandles::Destroy(reinterpret_cast<Object**>(data.GetParameter())); |
| } |
| |
| } // namespace internal |
| } // namespace v8 |
