Turns foreign times into familiar ones, instantly.
// ==UserScript==
// @name WorldTime Whisperer
// @namespace https://greatest.deepsurf.us/en/users/1451802
// @version 1.2
// @description Turns foreign times into familiar ones, instantly.
// @description:de Wandelt fremde Zeiten sofort in deine lokale Zeit um.
// @description:es Convierte tiempos extranjeros en horas locales al instante.
// @description:fr Transforme instantanément les heures étrangères en heures locales.
// @description:it Converte istantaneamente gli orari stranieri in orari locali.
// @description:ru Мгновенно превращает чужое время в ваше местное.
// @description:zh-CN 即时将外国时间转换为本地时间。
// @description:zh-TW 即時將外國時間轉換為本地時間。
// @description:ja 外国の時間を瞬時にあなたの現地時間に変換します。
// @description:ko 해외 시간을 즉시 현지 시간으로 변환합니다.
// @description:hi विदेशी समय को तुरंत स्थानीय समय में बदलता है।
// @description:sv Förvandlar främmande tider till lokal tid direkt.
// @description:nl Zet buitenlandse tijden onmiddellijk om naar je lokale tijd.
// @description:pt Converte horários estrangeiros para o seu local instantaneamente.
// @match *://*/*
// @grant none
// @license MIT
// @icon https://www.svgrepo.com/show/476947/timezone.svg
// @author NormalRandomPeople (https://github.com/NormalRandomPeople)
// @compatible chrome
// @compatible firefox
// @compatible opera
// @compatible edge
// @compatible brave
// @noframes
// ==/UserScript==
(function() {
'use strict';
const timezoneOffsets = {
"PST": -8, "PDT": -7, "MST": -7, "MDT": -6,
"CDT": -5, "EST": -5, "EDT": -4,
"UTC": 0, "GMT": 0, "BST": 1,
"CET": 1, "CEST": 2, "EET": 2, "EEST": 3,
"IST": 5.5, "JST": 9, "AEST": 10, "AEDT": 11,
"ACST": 9.5, "ACDT": 10.5, "HKT": 8, "SGT": 8,
"NZST": 12, "NZDT": 13
};
const lang = (navigator.language || "en").slice(0,2).toLowerCase();
if (lang === "zh") {
timezoneOffsets["CST"] = 8;
} else {
timezoneOffsets["CST"] = -6;
}
const localMsgs = {
"en": "Local time:", "fr": "Heure locale:", "de": "Ortszeit:",
"es": "Hora local:", "it": "Ora locale:", "pt": "Hora local:",
"nl": "Lokale tijd:", "sv": "Lokal tid:", "ru": "Местное время:",
"ja": "現地時間:", "zh": "本地时間:", "ko": "현지 시간:",
"hi": "स्थानीय समय:"
};
const timeLabel = localMsgs[lang] || "Local time:";
const formatter = new Intl.DateTimeFormat(navigator.language, {
hour: "numeric", minute: "2-digit", second: "2-digit", hour12: false
});
const timeRegex = /\b(\d{1,2})[\s]*[:.:：꞉·]?[\s]*(\d{1,2})?(?:[:.:：꞉·](\d{2}))?\s*(AM|PM|am|pm)?\s*([A-Za-z]{2,4})(?=\s|$|[.,!?;:"'(){}\[\]])/g;
function convert(match, h, m, s, period, tz) {
if (!tz) return match;
tz = tz.toUpperCase();
if (!(tz in timezoneOffsets)) return match;
h = parseInt(h, 10);
m = parseInt(m || "0", 10);
s = parseInt(s || "0", 10);
if (period) {
period = period.toUpperCase();
if (period === "PM" && h !== 12) h += 12;
if (period === "AM" && h === 12) h = 0;
}
const offset = timezoneOffsets[tz];
const offsetHours = Math.trunc(offset);
const offsetMinutes = Math.round((offset - offsetHours) * 60);
const d = new Date();
d.setUTCHours(h - offsetHours, m - offsetMinutes, s, 0);
const formatted = formatter.format(d);
return `${match} 🕒 [${timeLabel} ${formatted}]`;
}
const ignoreTags = new Set(['SCRIPT','STYLE','NOSCRIPT','TEXTAREA']);
function walk(node) {
if (!node || node.nodeType === 9) return;
if (node.nodeType === 3) {
try {
const before = node.nodeValue;
const after = before.replace(timeRegex, convert);
if (after !== before) node.nodeValue = after;
} catch(e) { }
return;
}
if (node.nodeType === 1) {
if (ignoreTags.has(node.tagName)) return;
if (node.tagName === 'IFRAME' || node.tagName === 'FRAME') return;
for (let child = node.firstChild; child; child = child.nextSibling) {
walk(child);
}
}
}
walk(document.body);
new MutationObserver(muts => {
muts.forEach(m => {
m.addedNodes.forEach(n => {
if (!n || n.nodeType === 9) return;
walk(n);
});
});
}).observe(document.body, { childList: true, subtree: true });
})();