Я хотел бы сделать что-то более простое для моих пользователей, как это делает Google ..
$timezones = [
"AF" => [
"name" => "Afghanistan"
],
"AL" => [
"name" => "Albania"
],
"DZ" => [
"name" => "Algeria"
],
"AS" => [
"name" => "American Samoa"
],
"AD" => [
"name" => "Andorra"
],
"AQ" => [
"name" => "Antarctica"
],
"AG" => [
"name" => "Antigua & Barbuda"
],
"AR" => [
"name" => "Argentina"
],
"AM" => [
"name" => "Armenia"
],
"AU" => [
"name" => "Australia"
],
"AT" => [
"name" => "Austria"
],
"AZ" => [
"name" => "Azerbaijan"
],
"BS" => [
"name" => "Bahamas"
],
"BD" => [
"name" => "Bangladesh"
],
"BB" => [
"name" => "Barbados"
],
"BY" => [
"name" => "Belarus"
],
"BE" => [
"name" => "Belgium"
],
"BZ" => [
"name" => "Belize"
],
"BM" => [
"name" => "Bermuda"
],
"BT" => [
"name" => "Bhutan"
],
"BO" => [
"name" => "Bolivia"
],
"BA" => [
"name" => "Bosnia & Herzegovina"
],
"BR" => [
"name" => "Brazil"
],
"IO" => [
"name" => "British Indian Ocean Territory"
],
"BN" => [
"name" => "Brunei"
],
"BG" => [
"name" => "Bulgaria"
],
"CA" => [
"name" => "Canada"
],
"CV" => [
"name" => "Cape Verde"
],
"KY" => [
"name" => "Cayman Islands"
],
"TD" => [
"name" => "Chad"
],
"CL" => [
"name" => "Chile"
],
"CN" => [
"name" => "China"
],
"CX" => [
"name" => "Christmas Island"
],
"CC" => [
"name" => "Cocos (Keeling) Islands"
],
"CO" => [
"name" => "Colombia"
],
"CK" => [
"name" => "Cook Islands"
],
"CR" => [
"name" => "Costa Rica"
],
"CI" => [
"name" => "Côte d’Ivoire"
],
"HR" => [
"name" => "Croatia"
],
"CU" => [
"name" => "Cuba"
],
"CW" => [
"name" => "Curaçao"
],
"CY" => [
"name" => "Cyprus"
],
"CZ" => [
"name" => "Czech Republic"
],
"DK" => [
"name" => "Denmark"
],
"DO" => [
"name" => "Dominican Republic"
],
"EC" => [
"name" => "Ecuador"
],
"EG" => [
"name" => "Egypt"
],
"SV" => [
"name" => "El Salvador"
],
"EE" => [
"name" => "Estonia"
],
"FK" => [
"name" => "Falkland Islands (Islas Malvinas)"
],
"FO" => [
"name" => "Faroe Islands"
],
"FJ" => [
"name" => "Fiji"
],
"FI" => [
"name" => "Finland"
],
"FR" => [
"name" => "France"
],
"GF" => [
"name" => "French Guiana"
],
"PF" => [
"name" => "French Polynesia"
],
"TF" => [
"name" => "French Southern Territories"
],
"GE" => [
"name" => "Georgia"
],
"DE" => [
"name" => "Germany"
],
"GH" => [
"name" => "Ghana"
],
"GI" => [
"name" => "Gibraltar"
],
"GR" => [
"name" => "Greece"
],
"GL" => [
"name" => "Greenland"
],
"GU" => [
"name" => "Guam"
],
"GT" => [
"name" => "Guatemala"
],
"GW" => [
"name" => "Guinea-Bissau"
],
"GY" => [
"name" => "Guyana"
],
"HT" => [
"name" => "Haiti"
],
"HN" => [
"name" => "Honduras"
],
"HK" => [
"name" => "Hong Kong"
],
"HU" => [
"name" => "Hungary"
],
"IS" => [
"name" => "Iceland"
],
"IN" => [
"name" => "India"
],
"ID" => [
"name" => "Indonesia"
],
"IR" => [
"name" => "Iran"
],
"IQ" => [
"name" => "Iraq"
],
"IE" => [
"name" => "Ireland"
],
"IL" => [
"name" => "Israel"
],
"IT" => [
"name" => "Italy"
],
"JM" => [
"name" => "Jamaica"
],
"JP" => [
"name" => "Japan"
],
"JO" => [
"name" => "Jordan"
],
"KZ" => [
"name" => "Kazakhstan"
],
"KE" => [
"name" => "Kenya"
],
"KI" => [
"name" => "Kiribati"
],
"KG" => [
"name" => "Kyrgyzstan"
],
"LV" => [
"name" => "Latvia"
],
"LB" => [
"name" => "Lebanon"
],
"LR" => [
"name" => "Liberia"
],
"LY" => [
"name" => "Libya"
],
"LT" => [
"name" => "Lithuania"
],
"LU" => [
"name" => "Luxembourg"
],
"MO" => [
"name" => "Macau"
],
"MK" => [
"name" => "Macedonia (FYROM)"
],
"MY" => [
"name" => "Malaysia"
],
"MV" => [
"name" => "Maldives"
],
"MT" => [
"name" => "Malta"
],
"MH" => [
"name" => "Marshall Islands"
],
"MQ" => [
"name" => "Martinique"
],
"MU" => [
"name" => "Mauritius"
],
"MX" => [
"name" => "Mexico"
],
"FM" => [
"name" => "Micronesia"
],
"MD" => [
"name" => "Moldova"
],
"MC" => [
"name" => "Monaco"
],
"MN" => [
"name" => "Mongolia"
],
"MA" => [
"name" => "Morocco"
],
"MZ" => [
"name" => "Mozambique"
],
"MM" => [
"name" => "Myanmar (Burma)"
],
"NA" => [
"name" => "Namibia"
],
"NR" => [
"name" => "Nauru"
],
"NP" => [
"name" => "Nepal"
],
"NL" => [
"name" => "Netherlands"
],
"NC" => [
"name" => "New Caledonia"
],
"NZ" => [
"name" => "New Zealand"
],
"NI" => [
"name" => "Nicaragua"
],
"NG" => [
"name" => "Nigeria"
],
"NU" => [
"name" => "Niue"
],
"NF" => [
"name" => "Norfolk Island"
],
"KP" => [
"name" => "North Korea"
],
"MP" => [
"name" => "Northern Mariana Islands"
],
"NO" => [
"name" => "Norway"
],
"PK" => [
"name" => "Pakistan"
],
"PW" => [
"name" => "Palau"
],
"PS" => [
"name" => "Palestine"
],
"PA" => [
"name" => "Panama"
],
"PG" => [
"name" => "Papua New Guinea"
],
"PY" => [
"name" => "Paraguay"
],
"PE" => [
"name" => "Peru"
],
"PH" => [
"name" => "Philippines"
],
"PN" => [
"name" => "Pitcairn Islands"
],
"PL" => [
"name" => "Poland"
],
"PT" => [
"name" => "Portugal"
],
"PR" => [
"name" => "Puerto Rico"
],
"QA" => [
"name" => "Qatar"
],
"RE" => [
"name" => "Réunion"
],
"RO" => [
"name" => "Romania"
],
"RU" => [
"name" => "Russia"
],
"WS" => [
"name" => "Samoa"
],
"SM" => [
"name" => "San Marino"
],
"SA" => [
"name" => "Saudi Arabia"
],
"RS" => [
"name" => "Serbia"
],
"SC" => [
"name" => "Seychelles"
],
"SG" => [
"name" => "Singapore"
],
"SK" => [
"name" => "Slovakia"
],
"SI" => [
"name" => "Slovenia"
],
"SB" => [
"name" => "Solomon Islands"
],
"ZA" => [
"name" => "South Africa"
],
"GS" => [
"name" => "South Georgia & South Sandwich Islands"
],
"KR" => [
"name" => "South Korea"
],
"ES" => [
"name" => "Spain"
],
"LK" => [
"name" => "Sri Lanka"
],
"PM" => [
"name" => "St. Pierre & Miquelon"
],
"SD" => [
"name" => "Sudan"
],
"SR" => [
"name" => "Suriname"
],
"SJ" => [
"name" => "Svalbard & Jan Mayen"
],
"SE" => [
"name" => "Sweden"
],
"CH" => [
"name" => "Switzerland"
],
"SY" => [
"name" => "Syria"
],
"TW" => [
"name" => "Taiwan"
],
"TJ" => [
"name" => "Tajikistan"
],
"TH" => [
"name" => "Thailand"
],
"TL" => [
"name" => "Timor-Leste"
],
"TK" => [
"name" => "Tokelau"
],
"TO" => [
"name" => "Tonga"
],
"TT" => [
"name" => "Trinidad & Tobago"
],
"TN" => [
"name" => "Tunisia"
],
"TR" => [
"name" => "Turkey"
],
"TM" => [
"name" => "Turkmenistan"
],
"TC" => [
"name" => "Turks & Caicos Islands"
],
"TV" => [
"name" => "Tuvalu"
],
"UM" => [
"name" => "U.S. Outlying Islands"
],
"UA" => [
"name" => "Ukraine"
],
"AE" => [
"name" => "United Arab Emirates"
],
"GB" => [
"name" => "United Kingdom"
],
"US" => [
"name" => "United States"
],
"UY" => [
"name" => "Uruguay"
],
"UZ" => [
"name" => "Uzbekistan"
],
"VU" => [
"name" => "Vanuatu"
],
"VA" => [
"name" => "Vatican City"
],
"VE" => [
"name" => "Venezuela"
],
"VN" => [
"name" => "Vietnam"
],
"WF" => [
"name" => "Wallis & Futuna"
],
"EH" => [
"name" => "Western Sahara"
],
];
// taken from Toland Hon's Answer
function prettyOffset($offset) {
$offset_prefix = $offset < 0 ? '-' : '+';
$offset_formatted = gmdate( 'H:i', abs($offset) );
$pretty_offset = "UTC${offset_prefix}${offset_formatted}";
return $pretty_offset;
}
foreach ($timezones as $k => $v) {
$tz = DateTimeZone::listIdentifiers(DateTimeZone::PER_COUNTRY, $k);
foreach ($tz as $value) {
$t = new DateTimeZone($value);
$offset = (new DateTime("now", $t))->getOffset();
$timezones[$k]['timezones'][$value] = prettyOffset($offset);
}
}
Это дает мне массив, сгруппированный по странам:
["US"]=>
array(2) {
["name"]=>
string(13) "United States"
["timezones"]=>
array(29) {
["America/Adak"]=>
string(9) "UTC-10:00"
["America/Anchorage"]=>
string(9) "UTC-09:00"
["America/Boise"]=>
string(9) "UTC-07:00"
["America/Chicago"]=>
string(9) "UTC-06:00"
["America/Denver"]=>
string(9) "UTC-07:00"
["America/Detroit"]=>
string(9) "UTC-05:00"
["America/Indiana/Indianapolis"]=>
string(9) "UTC-05:00"
["America/Indiana/Knox"]=>
string(9) "UTC-06:00"
["America/Indiana/Marengo"]=>
string(9) "UTC-05:00"
["America/Indiana/Petersburg"]=>
string(9) "UTC-05:00"
["America/Indiana/Tell_City"]=>
string(9) "UTC-06:00"
["America/Indiana/Vevay"]=>
string(9) "UTC-05:00"
["America/Indiana/Vincennes"]=>
string(9) "UTC-05:00"
["America/Indiana/Winamac"]=>
string(9) "UTC-05:00"
["America/Juneau"]=>
string(9) "UTC-09:00"
["America/Kentucky/Louisville"]=>
string(9) "UTC-05:00"
["America/Kentucky/Monticello"]=>
string(9) "UTC-05:00"
["America/Los_Angeles"]=>
string(9) "UTC-08:00"
["America/Menominee"]=>
string(9) "UTC-06:00"
["America/Metlakatla"]=>
string(9) "UTC-08:00"
["America/New_York"]=>
string(9) "UTC-05:00"
["America/Nome"]=>
string(9) "UTC-09:00"
["America/North_Dakota/Beulah"]=>
string(9) "UTC-06:00"
["America/North_Dakota/Center"]=>
string(9) "UTC-06:00"
["America/North_Dakota/New_Salem"]=>
string(9) "UTC-06:00"
["America/Phoenix"]=>
string(9) "UTC-07:00"
["America/Sitka"]=>
string(9) "UTC-09:00"
["America/Yakutat"]=>
string(9) "UTC-09:00"
["Pacific/Honolulu"]=>
string(9) "UTC-10:00"
}
}
Что означает, что теперь я могу сделать что-то вроде ниже (конечно, с некоторыми хитростями javaScript):
