Adds a trace of where you have been to GeoGuessr's results screen
// ==UserScript==
// @name GeoGuessr Path Logger
// @version 0.4.3
// @description Adds a trace of where you have been to GeoGuessr's results screen
// @match https://www.geoguessr.com/*
// @author victheturtle#5159
// @license MIT
// @run-at document-start
// @require https://openuserjs.org/src/libs/xsanda/Run_code_as_client.js
// @require https://openuserjs.org/src/libs/xsanda/Google_Maps_Promise.js
// @namespace https://greasyfork.org/users/967692-victheturtle
// ==/UserScript==
// credits to xsanda (https://openuserjs.org/users/xsanda) for the original GeoGuessr Path Logger script
/*jshint esversion: 6 */
googleMapsPromise.then(() => runAsClient(() => {
const google = window.google;
const KEEP_FOR = 1000 * 60 * 60 * 24 * 7 * 4; // 4 weeks
// Keep a track of the lines drawn on the map, so they can be removed
let markers = [];
const isGamePage = () => location.pathname.includes("/challenge/") || location.pathname.includes("/results/") || location.pathname.includes("/game/") ||
location.pathname.includes("/duels/") || location.pathname.includes("/team-duels/");
// Detect if only a single result is shown
const singleResult = () => !!document.querySelector('div[class^="round-result_distanceIndicatorWrapper__"]') ||
(!!document.querySelector('[class^="overlay_backdrop__"], [class^="overlay_overlay__"]') && !document.querySelector('[class^=new-round_roundNumber__]') &&
!document.querySelector('[class^=new-game_container__]')) ||
(!!document.querySelector('div[class^="result-layout_root__"]') && !document.querySelector('div[class^="result-layout_content"]'));
// Detect if a results screen is visible, so the traces should be shown
const resultShown = () => singleResult() || !!document.querySelector('div[class^="result-overlay_overlayTotalScore__"]') || location.href.includes('results') ||
!!document.querySelector('[class^="game-summary_container__"]') || !!document.querySelector('div[class^="result-layout_root__"]') || location.href.includes('summary');
// Keep a track of whether we are in a round already
let inGame = false;
// Get the game ID, for storing the trace against
const id = () => {
const split = location.href.split("/")
if (split[split.length-1] == "summary") return split[split.length-2]
else return split[split.length-1]
}
const roundNumber = () => {
const el = document.querySelector('[data-qa=round-number] :nth-child(2)');
const el2 = document.querySelector('[class^=round-score_roundNumber__]');
return el ? parseInt(el.innerHTML) : (el2 ? parseInt(el2.innerHTML.split(" ")[1]) : 0);
};
const roundID = (n, gameID) => (gameID || id()) + '-' + (n || roundNumber());
// Get the location of the street view
const getPosition = sv => ({
lat: sv.position.lat(),
lng: sv.position.lng(),
});
// Record the time a game was played
const updateTimestamp = () => {
const timestamps = JSON.parse(localStorage.timestamps || "{}");
timestamps[id()] = Date.now();
localStorage.timestamps = JSON.stringify(timestamps);
};
// Remove all games older than a week
const clearOldGames = () => {
const timestamps = JSON.parse(localStorage.timestamps || "{}");
// Delete all games older than a week
const cutoff = Date.now() - KEEP_FOR;
for (const [gameID, gameTime] of Object.entries(timestamps)) {
if (gameTime < cutoff) {
delete timestamps[gameID];
Object.keys(localStorage).filter(key => key.startsWith(gameID)).forEach(key => delete localStorage[key]);
}
}
localStorage.timestamps = JSON.stringify(timestamps);
};
const R = 6371.071; // radius of the Earth
const distance = (mk1lat, mk1lng, mk2lat, mk2lng) => {
const rlat1 = mk1lat * (Math.PI / 180)
const rlat2 = mk2lat * (Math.PI / 180)
const difflat = rlat2 - rlat1
const difflon = (mk2lng - mk1lng) * (Math.PI / 180);
const km = 2*R * Math.asin(Math.sqrt(
Math.sin(difflat/2) * Math.sin(difflat/2) +
Math.cos(rlat1) * Math.cos(rlat2) * Math.sin(difflon/2) * Math.sin(difflon/2)
))
return km;
}
clearOldGames();
// Keep a track of the current round’s route
let route;
let currentRound = undefined;
// Keep a track of the start location for the current round, for detecting the return to start button
let start;
let lastPosition = undefined;
// Handle the street view being navigated
const onMove = (sv) => {
try {
if (!isGamePage()) return;
const position = getPosition(sv);
if (!inGame) {
// Do nothing if the map is being updated in the background, e.g. on page load while the results are still shown
if (resultShown()) return;
// otherwise start the round
inGame = true;
start = position;
route = [];
} else if (currentRound !== roundID()) {
currentRound = roundID();
start = position;
route = [];
}
// If we’re at the start or moving too far in one click, assume the flag or checkpoint feature were used and begin a new trace
if (position.lat == start.lat && position.lng == start.lng ||
lastPosition != undefined && distance(lastPosition.lat, lastPosition.lng, position.lat, position.lng) > 0.2) {
start = position;
route.push([]);
}
lastPosition = position;
// Add the location to the trace
route[route.length - 1].push(position);
}
catch (e) {
console.error("GeoGuessr Path Logger Error:", e);
}
};
let mapState = 0;
// The geometry API isn’t loaded unless a Street View has been displayed since the last load.
const loadGeometry = () => new Promise((resolve, reject) => {
const existingScript = document.querySelector("script[src^='https://maps.googleapis.com/maps-api-v3/api/js/']")
if (!existingScript) reject("No Google Maps loaded yet");
const libraryURL = existingScript.src.replace(/(.+\/)(.+?)(\.js)/, '$1geometry$3');
document.head.appendChild(Object.assign(document.createElement("script"), {
onload: resolve,
type: "text/javascript",
src: libraryURL,
}));
});
const onMapUpdate = (map) => {
try {
if (!isGamePage()) return;
if (!google.maps.geometry) {
loadGeometry().then(() => onMapUpdate(map));
return;
}
// create a checksum of the game state, only updating the map when this changes, to save on computation
const newMapState = (inGame ? 50 : 0) + (resultShown() ? 100 : 0) + (singleResult() ? 200 : 0) + roundNumber();
if (newMapState == mapState) return;
mapState = newMapState;
// Hide all traces
markers.forEach(m => m.setMap(null));
// If we’re looking at the results, draw the traces again
if (resultShown()) {
// If we were in a round the last time we checked, then we need to save the route
if (inGame) {
// encode the route to reduce the storage required.
const encodedRoutes = route.map(path => google.maps.geometry.encoding.encodePath(path.map(point => new google.maps.LatLng(point))));
localStorage[roundID()] = JSON.stringify(encodedRoutes);
updateTimestamp();
}
inGame = false;
// Show all rounds for the current game when viewing the full results
const roundsToShow = singleResult() ? [roundID()] : Object.keys(localStorage).filter(map => map.startsWith(id()));
markers = roundsToShow
.map(key => localStorage[key]) // Get the map for this round
.filter(r => r) // Ignore missing rounds
.flatMap(r =>
// Render each trace within each round as a red line
JSON.parse(r).map(polyline =>
new google.maps.Polyline({
path: google.maps.geometry.encoding.decodePath(polyline),
geodesic: true,
strokeColor: '#FF0000',
strokeOpacity: 1.0,
strokeWeight: 2,
})
)
);
// Add all traces to the map
markers.forEach(m => m.setMap(map));
}
}
catch (e) {
console.error("GeoGuessr Path Logger Error:", e);
}
};
// When a StreetViewPanorama is constructed, add a listener for moving
const oldSV = google.maps.StreetViewPanorama;
google.maps.StreetViewPanorama = Object.assign(function (...args) {
const res = oldSV.apply(this, args);
this.addListener('position_changed', () => onMove(this));
return res;
}, {
prototype: Object.create(oldSV.prototype)
});
// When a Map is constructed, add a listener for updating
const oldMap = google.maps.Map;
google.maps.Map = Object.assign(function (...args) {
const res = oldMap.apply(this, args);
this.addListener('idle', () => onMapUpdate(this));
return res;
}, {
prototype: Object.create(oldMap.prototype)
});
}));