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Extract coords → reverse geocode → show city/state/country with Maps button
// ==UserScript==
// @name WorldGuessr Location Helper
// @namespace http://tampermonkey.net/
// @author Omkar04
// @version 1.3
// @description Extract coords → reverse geocode → show city/state/country with Maps button
// @match https://www.worldguessr.com/*
// @icon https://www.google.com/s2/favicons?sz=64&domain=worldguessr.com
// @grant none
// @license GPL-3.0
// ==/UserScript==
(function () {
'use strict';
/** ---------- Helpers ---------- **/
// Making the menu draggable
function makeDraggable(elem, handle) {
let offsetX = 0, offsetY = 0, isDown = false;
handle.addEventListener("mousedown", (e) => {
if (elem.style.opacity === "0") return;
isDown = true;
offsetX = e.clientX - elem.offsetLeft;
offsetY = e.clientY - elem.offsetTop;
handle.style.cursor = "grabbing";
e.preventDefault();
});
document.addEventListener("mouseup", () => {
if (elem.style.opacity === "0") return;
isDown = false;
handle.style.cursor = "grab";
});
document.addEventListener("mousemove", (e) => {
if (!isDown) return;
if (elem.style.opacity === "0") return;
elem.style.left = (e.clientX - offsetX) + "px";
elem.style.top = (e.clientY - offsetY) + "px";
});
}
// Finds the iframe and extracts lat/lng
function getCoordsFromIframe() {
const iframe = document.querySelector('iframe[src*="svEmbed"]');
if (!iframe) return null;
const url = new URL(iframe.src);
const lat = parseFloat(url.searchParams.get('lat'));
const lng = parseFloat(url.searchParams.get('long'));
return (!isNaN(lat) && !isNaN(lng)) ? { lat, lng } : null;
}
// Reverse geocode coords into city/state/country
async function reverseGeocode(lat, lng) {
try {
const res = await fetch(`https://nominatim.openstreetmap.org/reverse?lat=${lat}&lon=${lng}&format=json`);
const data = await res.json();
const addr = data.address || {};
// Build clean string without empty commas
const parts = [];
if (addr.city || addr.town || addr.village) parts.push(addr.city || addr.town || addr.village);
if (addr.state) parts.push(addr.state);
if (addr.country) parts.push(addr.country);
return parts.join(", ") || data.display_name || "Unknown location";
} catch (e) {
console.error("Reverse geocoding failed:", e);
return "Unknown location";
}
}
// Create or get the overlay UI
function getOrCreateOverlay() {
let overlay = document.getElementById("coords-overlay");
if (!overlay) {
overlay = document.createElement("div");
overlay.id = "coords-overlay";
overlay.style.position = "absolute";
overlay.style.top = "10px";
overlay.style.padding = "8px 12px";
overlay.style.background = "rgba(0,0,0,0.8)";
overlay.style.color = "#0f0";
overlay.style.fontFamily = "monospace";
overlay.style.zIndex = "99999";
overlay.style.opacity = "1";
// Title
const header = document.createElement("div");
header.setAttribute("id", "cmTitle");
header.textContent = "Cheat Menu ⚡ [Press F1 to show/hide]";
header.style.fontWeight = "bold";
header.style.padding = "4px";
header.style.cursor = "grab";
header.style.background = "#333";
header.style.borderBottom = "1px solid #555";
overlay.prepend(header);
// Info text
const info = document.createElement("div");
info.id = "coords-info";
overlay.appendChild(info);
// Open Google Maps Button
const btn = document.createElement("button");
btn.textContent = "🌍 Open in Maps for exact location";
btn.style.marginTop = "6px";
btn.style.padding = "4px 8px";
btn.style.background = "#222";
btn.style.color = "#0f0";
btn.style.border = "1px solid #0f0";
btn.style.cursor = "pointer";
btn.onclick = () => {
const coords = getCoordsFromIframe();
if (coords) {
window.open(
`https://www.google.com/maps/place/${coords.lat},${coords.lng}/@${coords.lat},${coords.lng},5z`,
"_blank"
);
}
};
overlay.appendChild(btn);
document.body.appendChild(overlay);
}
return overlay;
}
function hideOrShowMenu(e) {
if (e.key === "F1") {
e.preventDefault();
let menu = document.querySelector("#coords-overlay");
if (menu) {
menu.style.opacity = menu.style.opacity === "0" ? "1" : "0";
}
}
}
/** ---------- Main Loop ---------- **/
let madeDraggable = false;
async function updateLocation() {
const coords = getCoordsFromIframe();
if (!coords) return;
const overlay = getOrCreateOverlay();
const title = overlay.querySelector("#cmTitle");
const infoBox = overlay.querySelector("#coords-info");
if (!madeDraggable) {
makeDraggable(overlay, title);
}
// Fetch reverse geocode
const locationStr = await reverseGeocode(coords.lat, coords.lng);
infoBox.textContent = `📍 ${locationStr}`;
}
document.addEventListener("keydown", hideOrShowMenu);
setInterval(updateLocation, 1000);
})();