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-rw-r--r--chromium/base/i18n/timezone.cc618
1 files changed, 17 insertions, 601 deletions
diff --git a/chromium/base/i18n/timezone.cc b/chromium/base/i18n/timezone.cc
index 95e7aee34c4..8624e07e7c7 100644
--- a/chromium/base/i18n/timezone.cc
+++ b/chromium/base/i18n/timezone.cc
@@ -4,615 +4,31 @@
#include "base/i18n/timezone.h"
-#include <stddef.h>
-#include <string.h>
+#include <memory>
+#include <string>
-#include <map>
-
-#include "base/macros.h"
-#include "base/memory/singleton.h"
-#include "base/strings/string16.h"
-#include "base/strings/utf_string_conversions.h"
+#include "third_party/icu/source/common/unicode/unistr.h"
#include "third_party/icu/source/i18n/unicode/timezone.h"
namespace base {
-namespace {
-
-class TimezoneMap {
- public:
- static TimezoneMap* GetInstance() {
- return Singleton<TimezoneMap>::get();
- }
-
- std::string CountryCodeForTimezone(const std::string& olson_code) {
- std::map<const char*, const char*, CompareCStrings>::iterator iter =
- map_.find(olson_code.c_str());
- if (iter != map_.end())
- return iter->second;
-
- return std::string();
- }
-
- private:
- TimezoneMap() {
- // These mappings are adapted from zone.tab, which is available at
- // <http://www.ietf.org/timezones/data/zone.tab> and is a part of public
- // domain.
- struct OlsonCodeData {
- const char* country_code;
- const char* olson_code;
- };
- static const OlsonCodeData olson_code_data[] = {
- { "AD", "Europe/Andorra" },
- { "AE", "Asia/Dubai" },
- { "AF", "Asia/Kabul" },
- { "AG", "America/Antigua" },
- { "AI", "America/Anguilla" },
- { "AL", "Europe/Tirane" },
- { "AM", "Asia/Yerevan" },
- { "AO", "Africa/Luanda" },
- { "AQ", "Antarctica/McMurdo" },
- { "AQ", "Antarctica/Rothera" },
- { "AQ", "Antarctica/Palmer" },
- { "AQ", "Antarctica/Mawson" },
- { "AQ", "Antarctica/Davis" },
- { "AQ", "Antarctica/Casey" },
- { "AQ", "Antarctica/Vostok" },
- { "AQ", "Antarctica/DumontDUrville" },
- { "AQ", "Antarctica/Syowa" },
- { "AR", "America/Argentina/Buenos_Aires" },
- { "AR", "America/Argentina/Cordoba" },
- { "AR", "America/Argentina/Salta" },
- { "AR", "America/Argentina/Jujuy" },
- { "AR", "America/Argentina/Tucuman" },
- { "AR", "America/Argentina/Catamarca" },
- { "AR", "America/Argentina/La_Rioja" },
- { "AR", "America/Argentina/San_Juan" },
- { "AR", "America/Argentina/Mendoza" },
- { "AR", "America/Argentina/San_Luis" },
- { "AR", "America/Argentina/Rio_Gallegos" },
- { "AR", "America/Argentina/Ushuaia" },
- { "AS", "Pacific/Pago_Pago" },
- { "AT", "Europe/Vienna" },
- { "AU", "Australia/Lord_Howe" },
- { "AU", "Antarctica/Macquarie" },
- { "AU", "Australia/Hobart" },
- { "AU", "Australia/Currie" },
- { "AU", "Australia/Melbourne" },
- { "AU", "Australia/Sydney" },
- { "AU", "Australia/Broken_Hill" },
- { "AU", "Australia/Brisbane" },
- { "AU", "Australia/Lindeman" },
- { "AU", "Australia/Adelaide" },
- { "AU", "Australia/Darwin" },
- { "AU", "Australia/Perth" },
- { "AU", "Australia/Eucla" },
- { "AW", "America/Aruba" },
- { "AX", "Europe/Mariehamn" },
- { "AZ", "Asia/Baku" },
- { "BA", "Europe/Sarajevo" },
- { "BB", "America/Barbados" },
- { "BD", "Asia/Dhaka" },
- { "BE", "Europe/Brussels" },
- { "BF", "Africa/Ouagadougou" },
- { "BG", "Europe/Sofia" },
- { "BH", "Asia/Bahrain" },
- { "BI", "Africa/Bujumbura" },
- { "BJ", "Africa/Porto-Novo" },
- { "BL", "America/St_Barthelemy" },
- { "BM", "Atlantic/Bermuda" },
- { "BN", "Asia/Brunei" },
- { "BO", "America/La_Paz" },
- { "BQ", "America/Kralendijk" },
- { "BR", "America/Noronha" },
- { "BR", "America/Belem" },
- { "BR", "America/Fortaleza" },
- { "BR", "America/Recife" },
- { "BR", "America/Araguaina" },
- { "BR", "America/Maceio" },
- { "BR", "America/Bahia" },
- { "BR", "America/Sao_Paulo" },
- { "BR", "America/Campo_Grande" },
- { "BR", "America/Cuiaba" },
- { "BR", "America/Santarem" },
- { "BR", "America/Porto_Velho" },
- { "BR", "America/Boa_Vista" },
- { "BR", "America/Manaus" },
- { "BR", "America/Eirunepe" },
- { "BR", "America/Rio_Branco" },
- { "BS", "America/Nassau" },
- { "BT", "Asia/Thimphu" },
- { "BW", "Africa/Gaborone" },
- { "BY", "Europe/Minsk" },
- { "BZ", "America/Belize" },
- { "CA", "America/St_Johns" },
- { "CA", "America/Halifax" },
- { "CA", "America/Glace_Bay" },
- { "CA", "America/Moncton" },
- { "CA", "America/Goose_Bay" },
- { "CA", "America/Blanc-Sablon" },
- { "CA", "America/Toronto" },
- { "CA", "America/Nipigon" },
- { "CA", "America/Thunder_Bay" },
- { "CA", "America/Iqaluit" },
- { "CA", "America/Pangnirtung" },
- { "CA", "America/Resolute" },
- { "CA", "America/Atikokan" },
- { "CA", "America/Rankin_Inlet" },
- { "CA", "America/Winnipeg" },
- { "CA", "America/Rainy_River" },
- { "CA", "America/Regina" },
- { "CA", "America/Swift_Current" },
- { "CA", "America/Edmonton" },
- { "CA", "America/Cambridge_Bay" },
- { "CA", "America/Yellowknife" },
- { "CA", "America/Inuvik" },
- { "CA", "America/Creston" },
- { "CA", "America/Dawson_Creek" },
- { "CA", "America/Vancouver" },
- { "CA", "America/Whitehorse" },
- { "CA", "America/Dawson" },
- { "CC", "Indian/Cocos" },
- { "CD", "Africa/Kinshasa" },
- { "CD", "Africa/Lubumbashi" },
- { "CF", "Africa/Bangui" },
- { "CG", "Africa/Brazzaville" },
- { "CH", "Europe/Zurich" },
- { "CI", "Africa/Abidjan" },
- { "CK", "Pacific/Rarotonga" },
- { "CL", "America/Santiago" },
- { "CL", "Pacific/Easter" },
- { "CM", "Africa/Douala" },
- { "CN", "Asia/Shanghai" },
- { "CN", "Asia/Harbin" },
- { "CN", "Asia/Chongqing" },
- { "CN", "Asia/Urumqi" },
- { "CN", "Asia/Kashgar" },
- { "CO", "America/Bogota" },
- { "CR", "America/Costa_Rica" },
- { "CU", "America/Havana" },
- { "CV", "Atlantic/Cape_Verde" },
- { "CW", "America/Curacao" },
- { "CX", "Indian/Christmas" },
- { "CY", "Asia/Nicosia" },
- { "CZ", "Europe/Prague" },
- { "DE", "Europe/Berlin" },
- { "DE", "Europe/Busingen" },
- { "DJ", "Africa/Djibouti" },
- { "DK", "Europe/Copenhagen" },
- { "DM", "America/Dominica" },
- { "DO", "America/Santo_Domingo" },
- { "DZ", "Africa/Algiers" },
- { "EC", "America/Guayaquil" },
- { "EC", "Pacific/Galapagos" },
- { "EE", "Europe/Tallinn" },
- { "EG", "Africa/Cairo" },
- { "EH", "Africa/El_Aaiun" },
- { "ER", "Africa/Asmara" },
- { "ES", "Europe/Madrid" },
- { "ES", "Africa/Ceuta" },
- { "ES", "Atlantic/Canary" },
- { "ET", "Africa/Addis_Ababa" },
- { "FI", "Europe/Helsinki" },
- { "FJ", "Pacific/Fiji" },
- { "FK", "Atlantic/Stanley" },
- { "FM", "Pacific/Chuuk" },
- { "FM", "Pacific/Pohnpei" },
- { "FM", "Pacific/Kosrae" },
- { "FO", "Atlantic/Faroe" },
- { "FR", "Europe/Paris" },
- { "GA", "Africa/Libreville" },
- { "GB", "Europe/London" },
- { "GD", "America/Grenada" },
- { "GE", "Asia/Tbilisi" },
- { "GF", "America/Cayenne" },
- { "GG", "Europe/Guernsey" },
- { "GH", "Africa/Accra" },
- { "GI", "Europe/Gibraltar" },
- { "GL", "America/Godthab" },
- { "GL", "America/Danmarkshavn" },
- { "GL", "America/Scoresbysund" },
- { "GL", "America/Thule" },
- { "GM", "Africa/Banjul" },
- { "GN", "Africa/Conakry" },
- { "GP", "America/Guadeloupe" },
- { "GQ", "Africa/Malabo" },
- { "GR", "Europe/Athens" },
- { "GS", "Atlantic/South_Georgia" },
- { "GT", "America/Guatemala" },
- { "GU", "Pacific/Guam" },
- { "GW", "Africa/Bissau" },
- { "GY", "America/Guyana" },
- { "HK", "Asia/Hong_Kong" },
- { "HN", "America/Tegucigalpa" },
- { "HR", "Europe/Zagreb" },
- { "HT", "America/Port-au-Prince" },
- { "HU", "Europe/Budapest" },
- { "ID", "Asia/Jakarta" },
- { "ID", "Asia/Pontianak" },
- { "ID", "Asia/Makassar" },
- { "ID", "Asia/Jayapura" },
- { "IE", "Europe/Dublin" },
- { "IL", "Asia/Jerusalem" },
- { "IM", "Europe/Isle_of_Man" },
- { "IN", "Asia/Kolkata" },
- { "IO", "Indian/Chagos" },
- { "IQ", "Asia/Baghdad" },
- { "IR", "Asia/Tehran" },
- { "IS", "Atlantic/Reykjavik" },
- { "IT", "Europe/Rome" },
- { "JE", "Europe/Jersey" },
- { "JM", "America/Jamaica" },
- { "JO", "Asia/Amman" },
- { "JP", "Asia/Tokyo" },
- { "KE", "Africa/Nairobi" },
- { "KG", "Asia/Bishkek" },
- { "KH", "Asia/Phnom_Penh" },
- { "KI", "Pacific/Tarawa" },
- { "KI", "Pacific/Enderbury" },
- { "KI", "Pacific/Kiritimati" },
- { "KM", "Indian/Comoro" },
- { "KN", "America/St_Kitts" },
- { "KP", "Asia/Pyongyang" },
- { "KR", "Asia/Seoul" },
- { "KW", "Asia/Kuwait" },
- { "KY", "America/Cayman" },
- { "KZ", "Asia/Almaty" },
- { "KZ", "Asia/Qyzylorda" },
- { "KZ", "Asia/Aqtobe" },
- { "KZ", "Asia/Aqtau" },
- { "KZ", "Asia/Oral" },
- { "LA", "Asia/Vientiane" },
- { "LB", "Asia/Beirut" },
- { "LC", "America/St_Lucia" },
- { "LI", "Europe/Vaduz" },
- { "LK", "Asia/Colombo" },
- { "LR", "Africa/Monrovia" },
- { "LS", "Africa/Maseru" },
- { "LT", "Europe/Vilnius" },
- { "LU", "Europe/Luxembourg" },
- { "LV", "Europe/Riga" },
- { "LY", "Africa/Tripoli" },
- { "MA", "Africa/Casablanca" },
- { "MC", "Europe/Monaco" },
- { "MD", "Europe/Chisinau" },
- { "ME", "Europe/Podgorica" },
- { "MF", "America/Marigot" },
- { "MG", "Indian/Antananarivo" },
- { "MH", "Pacific/Majuro" },
- { "MH", "Pacific/Kwajalein" },
- { "MK", "Europe/Skopje" },
- { "ML", "Africa/Bamako" },
- { "MM", "Asia/Rangoon" },
- { "MN", "Asia/Ulaanbaatar" },
- { "MN", "Asia/Hovd" },
- { "MN", "Asia/Choibalsan" },
- { "MO", "Asia/Macau" },
- { "MP", "Pacific/Saipan" },
- { "MQ", "America/Martinique" },
- { "MR", "Africa/Nouakchott" },
- { "MS", "America/Montserrat" },
- { "MT", "Europe/Malta" },
- { "MU", "Indian/Mauritius" },
- { "MV", "Indian/Maldives" },
- { "MW", "Africa/Blantyre" },
- { "MX", "America/Mexico_City" },
- { "MX", "America/Cancun" },
- { "MX", "America/Merida" },
- { "MX", "America/Monterrey" },
- { "MX", "America/Matamoros" },
- { "MX", "America/Mazatlan" },
- { "MX", "America/Chihuahua" },
- { "MX", "America/Ojinaga" },
- { "MX", "America/Hermosillo" },
- { "MX", "America/Tijuana" },
- { "MX", "America/Santa_Isabel" },
- { "MX", "America/Bahia_Banderas" },
- { "MY", "Asia/Kuala_Lumpur" },
- { "MY", "Asia/Kuching" },
- { "MZ", "Africa/Maputo" },
- { "NA", "Africa/Windhoek" },
- { "NC", "Pacific/Noumea" },
- { "NE", "Africa/Niamey" },
- { "NF", "Pacific/Norfolk" },
- { "NG", "Africa/Lagos" },
- { "NI", "America/Managua" },
- { "NL", "Europe/Amsterdam" },
- { "NO", "Europe/Oslo" },
- { "NP", "Asia/Kathmandu" },
- { "NR", "Pacific/Nauru" },
- { "NU", "Pacific/Niue" },
- { "NZ", "Pacific/Auckland" },
- { "NZ", "Pacific/Chatham" },
- { "OM", "Asia/Muscat" },
- { "PA", "America/Panama" },
- { "PE", "America/Lima" },
- { "PF", "Pacific/Tahiti" },
- { "PF", "Pacific/Marquesas" },
- { "PF", "Pacific/Gambier" },
- { "PG", "Pacific/Port_Moresby" },
- { "PH", "Asia/Manila" },
- { "PK", "Asia/Karachi" },
- { "PL", "Europe/Warsaw" },
- { "PM", "America/Miquelon" },
- { "PN", "Pacific/Pitcairn" },
- { "PR", "America/Puerto_Rico" },
- { "PS", "Asia/Gaza" },
- { "PS", "Asia/Hebron" },
- { "PT", "Europe/Lisbon" },
- { "PT", "Atlantic/Madeira" },
- { "PT", "Atlantic/Azores" },
- { "PW", "Pacific/Palau" },
- { "PY", "America/Asuncion" },
- { "QA", "Asia/Qatar" },
- { "RE", "Indian/Reunion" },
- { "RO", "Europe/Bucharest" },
- { "RS", "Europe/Belgrade" },
- { "RU", "Europe/Kaliningrad" },
- { "RU", "Europe/Moscow" },
- { "RU", "Europe/Volgograd" },
- { "RU", "Europe/Samara" },
- { "RU", "Asia/Yekaterinburg" },
- { "RU", "Asia/Omsk" },
- { "RU", "Asia/Novosibirsk" },
- { "RU", "Asia/Novokuznetsk" },
- { "RU", "Asia/Krasnoyarsk" },
- { "RU", "Asia/Irkutsk" },
- { "RU", "Asia/Yakutsk" },
- { "RU", "Asia/Khandyga" },
- { "RU", "Asia/Vladivostok" },
- { "RU", "Asia/Sakhalin" },
- { "RU", "Asia/Ust-Nera" },
- { "RU", "Asia/Magadan" },
- { "RU", "Asia/Kamchatka" },
- { "RU", "Asia/Anadyr" },
- { "RW", "Africa/Kigali" },
- { "SA", "Asia/Riyadh" },
- { "SB", "Pacific/Guadalcanal" },
- { "SC", "Indian/Mahe" },
- { "SD", "Africa/Khartoum" },
- { "SE", "Europe/Stockholm" },
- { "SG", "Asia/Singapore" },
- { "SH", "Atlantic/St_Helena" },
- { "SI", "Europe/Ljubljana" },
- { "SJ", "Arctic/Longyearbyen" },
- { "SK", "Europe/Bratislava" },
- { "SL", "Africa/Freetown" },
- { "SM", "Europe/San_Marino" },
- { "SN", "Africa/Dakar" },
- { "SO", "Africa/Mogadishu" },
- { "SR", "America/Paramaribo" },
- { "SS", "Africa/Juba" },
- { "ST", "Africa/Sao_Tome" },
- { "SV", "America/El_Salvador" },
- { "SX", "America/Lower_Princes" },
- { "SY", "Asia/Damascus" },
- { "SZ", "Africa/Mbabane" },
- { "TC", "America/Grand_Turk" },
- { "TD", "Africa/Ndjamena" },
- { "TF", "Indian/Kerguelen" },
- { "TG", "Africa/Lome" },
- { "TH", "Asia/Bangkok" },
- { "TJ", "Asia/Dushanbe" },
- { "TK", "Pacific/Fakaofo" },
- { "TL", "Asia/Dili" },
- { "TM", "Asia/Ashgabat" },
- { "TN", "Africa/Tunis" },
- { "TO", "Pacific/Tongatapu" },
- { "TR", "Europe/Istanbul" },
- { "TT", "America/Port_of_Spain" },
- { "TV", "Pacific/Funafuti" },
- { "TW", "Asia/Taipei" },
- { "TZ", "Africa/Dar_es_Salaam" },
- { "UA", "Europe/Kiev" },
- { "UA", "Europe/Uzhgorod" },
- { "UA", "Europe/Zaporozhye" },
- { "UA", "Europe/Simferopol" },
- { "UG", "Africa/Kampala" },
- { "UM", "Pacific/Johnston" },
- { "UM", "Pacific/Midway" },
- { "UM", "Pacific/Wake" },
- { "US", "America/New_York" },
- { "US", "America/Detroit" },
- { "US", "America/Kentucky/Louisville" },
- { "US", "America/Kentucky/Monticello" },
- { "US", "America/Indiana/Indianapolis" },
- { "US", "America/Indiana/Vincennes" },
- { "US", "America/Indiana/Winamac" },
- { "US", "America/Indiana/Marengo" },
- { "US", "America/Indiana/Petersburg" },
- { "US", "America/Indiana/Vevay" },
- { "US", "America/Chicago" },
- { "US", "America/Indiana/Tell_City" },
- { "US", "America/Indiana/Knox" },
- { "US", "America/Menominee" },
- { "US", "America/North_Dakota/Center" },
- { "US", "America/North_Dakota/New_Salem" },
- { "US", "America/North_Dakota/Beulah" },
- { "US", "America/Denver" },
- { "US", "America/Boise" },
- { "US", "America/Phoenix" },
- { "US", "America/Los_Angeles" },
- { "US", "America/Anchorage" },
- { "US", "America/Juneau" },
- { "US", "America/Sitka" },
- { "US", "America/Yakutat" },
- { "US", "America/Nome" },
- { "US", "America/Adak" },
- { "US", "America/Metlakatla" },
- { "US", "Pacific/Honolulu" },
- { "UY", "America/Montevideo" },
- { "UZ", "Asia/Samarkand" },
- { "UZ", "Asia/Tashkent" },
- { "VA", "Europe/Vatican" },
- { "VC", "America/St_Vincent" },
- { "VE", "America/Caracas" },
- { "VG", "America/Tortola" },
- { "VI", "America/St_Thomas" },
- { "VN", "Asia/Ho_Chi_Minh" },
- { "VU", "Pacific/Efate" },
- { "WF", "Pacific/Wallis" },
- { "WS", "Pacific/Apia" },
- { "YE", "Asia/Aden" },
- { "YT", "Indian/Mayotte" },
- { "ZA", "Africa/Johannesburg" },
- { "ZM", "Africa/Lusaka" },
- { "ZW", "Africa/Harare" },
- // The mappings below are custom additions to zone.tab.
- { "GB", "Etc/GMT" },
- { "GB", "Etc/UTC" },
- { "GB", "Etc/UCT" },
- };
-
- for (size_t i = 0; i < arraysize(olson_code_data); ++i)
- map_[olson_code_data[i].olson_code] = olson_code_data[i].country_code;
-
- // These are mapping from old codenames to new codenames. They are also
- // part of public domain, and available at
- // <http://www.ietf.org/timezones/data/backward>.
- struct LinkData {
- const char* old_code;
- const char* new_code;
- };
- static const LinkData link_data[] = {
- { "Africa/Asmera", "Africa/Asmara" },
- { "Africa/Timbuktu", "Africa/Bamako" },
- { "America/Argentina/ComodRivadavia", "America/Argentina/Catamarca" },
- { "America/Atka", "America/Adak" },
- { "America/Buenos_Aires", "America/Argentina/Buenos_Aires" },
- { "America/Catamarca", "America/Argentina/Catamarca" },
- { "America/Coral_Harbour", "America/Atikokan" },
- { "America/Cordoba", "America/Argentina/Cordoba" },
- { "America/Ensenada", "America/Tijuana" },
- { "America/Fort_Wayne", "America/Indiana/Indianapolis" },
- { "America/Indianapolis", "America/Indiana/Indianapolis" },
- { "America/Jujuy", "America/Argentina/Jujuy" },
- { "America/Knox_IN", "America/Indiana/Knox" },
- { "America/Louisville", "America/Kentucky/Louisville" },
- { "America/Mendoza", "America/Argentina/Mendoza" },
- { "America/Porto_Acre", "America/Rio_Branco" },
- { "America/Rosario", "America/Argentina/Cordoba" },
- { "America/Virgin", "America/St_Thomas" },
- { "Asia/Ashkhabad", "Asia/Ashgabat" },
- { "Asia/Chungking", "Asia/Chongqing" },
- { "Asia/Dacca", "Asia/Dhaka" },
- { "Asia/Katmandu", "Asia/Kathmandu" },
- { "Asia/Calcutta", "Asia/Kolkata" },
- { "Asia/Macao", "Asia/Macau" },
- { "Asia/Tel_Aviv", "Asia/Jerusalem" },
- { "Asia/Saigon", "Asia/Ho_Chi_Minh" },
- { "Asia/Thimbu", "Asia/Thimphu" },
- { "Asia/Ujung_Pandang", "Asia/Makassar" },
- { "Asia/Ulan_Bator", "Asia/Ulaanbaatar" },
- { "Atlantic/Faeroe", "Atlantic/Faroe" },
- { "Atlantic/Jan_Mayen", "Europe/Oslo" },
- { "Australia/ACT", "Australia/Sydney" },
- { "Australia/Canberra", "Australia/Sydney" },
- { "Australia/LHI", "Australia/Lord_Howe" },
- { "Australia/NSW", "Australia/Sydney" },
- { "Australia/North", "Australia/Darwin" },
- { "Australia/Queensland", "Australia/Brisbane" },
- { "Australia/South", "Australia/Adelaide" },
- { "Australia/Tasmania", "Australia/Hobart" },
- { "Australia/Victoria", "Australia/Melbourne" },
- { "Australia/West", "Australia/Perth" },
- { "Australia/Yancowinna", "Australia/Broken_Hill" },
- { "Brazil/Acre", "America/Rio_Branco" },
- { "Brazil/DeNoronha", "America/Noronha" },
- { "Brazil/East", "America/Sao_Paulo" },
- { "Brazil/West", "America/Manaus" },
- { "Canada/Atlantic", "America/Halifax" },
- { "Canada/Central", "America/Winnipeg" },
- { "Canada/East-Saskatchewan", "America/Regina" },
- { "Canada/Eastern", "America/Toronto" },
- { "Canada/Mountain", "America/Edmonton" },
- { "Canada/Newfoundland", "America/St_Johns" },
- { "Canada/Pacific", "America/Vancouver" },
- { "Canada/Saskatchewan", "America/Regina" },
- { "Canada/Yukon", "America/Whitehorse" },
- { "Chile/Continental", "America/Santiago" },
- { "Chile/EasterIsland", "Pacific/Easter" },
- { "Cuba", "America/Havana" },
- { "Egypt", "Africa/Cairo" },
- { "Eire", "Europe/Dublin" },
- { "Europe/Belfast", "Europe/London" },
- { "Europe/Tiraspol", "Europe/Chisinau" },
- { "GB", "Europe/London" },
- { "GB-Eire", "Europe/London" },
- { "GMT+0", "Etc/GMT" },
- { "GMT-0", "Etc/GMT" },
- { "GMT0", "Etc/GMT" },
- { "Greenwich", "Etc/GMT" },
- { "Hongkong", "Asia/Hong_Kong" },
- { "Iceland", "Atlantic/Reykjavik" },
- { "Iran", "Asia/Tehran" },
- { "Israel", "Asia/Jerusalem" },
- { "Jamaica", "America/Jamaica" },
- { "Japan", "Asia/Tokyo" },
- { "Kwajalein", "Pacific/Kwajalein" },
- { "Libya", "Africa/Tripoli" },
- { "Mexico/BajaNorte", "America/Tijuana" },
- { "Mexico/BajaSur", "America/Mazatlan" },
- { "Mexico/General", "America/Mexico_City" },
- { "NZ", "Pacific/Auckland" },
- { "NZ-CHAT", "Pacific/Chatham" },
- { "Navajo", "America/Denver" },
- { "PRC", "Asia/Shanghai" },
- { "Pacific/Samoa", "Pacific/Pago_Pago" },
- { "Pacific/Yap", "Pacific/Chuuk" },
- { "Pacific/Truk", "Pacific/Chuuk" },
- { "Pacific/Ponape", "Pacific/Pohnpei" },
- { "Poland", "Europe/Warsaw" },
- { "Portugal", "Europe/Lisbon" },
- { "ROC", "Asia/Taipei" },
- { "ROK", "Asia/Seoul" },
- { "Singapore", "Asia/Singapore" },
- { "Turkey", "Europe/Istanbul" },
- { "UCT", "Etc/UCT" },
- { "US/Alaska", "America/Anchorage" },
- { "US/Aleutian", "America/Adak" },
- { "US/Arizona", "America/Phoenix" },
- { "US/Central", "America/Chicago" },
- { "US/East-Indiana", "America/Indiana/Indianapolis" },
- { "US/Eastern", "America/New_York" },
- { "US/Hawaii", "Pacific/Honolulu" },
- { "US/Indiana-Starke", "America/Indiana/Knox" },
- { "US/Michigan", "America/Detroit" },
- { "US/Mountain", "America/Denver" },
- { "US/Pacific", "America/Los_Angeles" },
- { "US/Samoa", "Pacific/Pago_Pago" },
- { "UTC", "Etc/UTC" },
- { "Universal", "Etc/UTC" },
- { "W-SU", "Europe/Moscow" },
- { "Zulu", "Etc/UTC" },
- };
-
- for (size_t i = 0; i < arraysize(link_data); ++i)
- map_[link_data[i].old_code] = map_[link_data[i].new_code];
- }
-
- friend struct DefaultSingletonTraits<TimezoneMap>;
-
- struct CompareCStrings {
- bool operator()(const char* str1, const char* str2) const {
- return strcmp(str1, str2) < 0;
- }
- };
- std::map<const char*, const char*, CompareCStrings> map_;
-
- DISALLOW_COPY_AND_ASSIGN(TimezoneMap);
-};
-
-} // namespace
-
std::string CountryCodeForCurrentTimezone() {
std::unique_ptr<icu::TimeZone> zone(icu::TimeZone::createDefault());
icu::UnicodeString id;
- zone->getID(id);
- std::string olson_code;
- return TimezoneMap::GetInstance()->CountryCodeForTimezone(
- id.toUTF8String(olson_code));
+ // ICU returns '001' (world) for Etc/GMT. Preserve the old behavior
+ // only for Etc/GMT while returning an empty string for Etc/UTC and
+ // Etc/UCT because they're less likely to be chosen by mistake in UK in
+ // place of Europe/London (Briitish Time).
+ if (zone->getID(id) == UNICODE_STRING_SIMPLE("Etc/GMT"))
+ return "GB";
+ char region_code[4];
+ UErrorCode status = U_ZERO_ERROR;
+ int length = zone->getRegion(id, region_code, 4, status);
+ // Return an empty string if region_code is a 3-digit numeric code such
+ // as 001 (World) for Etc/UTC, Etc/UCT.
+ return (U_SUCCESS(status) && length == 2)
+ ? std::string(region_code, static_cast<size_t>(length))
+ : std::string();
}
} // namespace base
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