VELENDEU/tlt-bus-map
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Big update in a while. It is very functional

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ren
2024-11-19 18:18:08 +02:00
parent 5fcf6fb92a
commit dab9c22a0a
8 changed files with 246 additions and 437 deletions
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8
.gitignore vendored
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@ -1,8 +0,0 @@
# Dependency directories
node_modules/
# Optional npm cache directory
.npm
# dotenv environment variables file
.env

17
client/index.html
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@ -16,13 +16,15 @@
<body> <body>
<picture> <picture>
<img src="http://assets.velend.eu:2052/assets/velend_eu-tltmap/velendeulogo.jpg" alt="velendeulogojpg" style="float: right; margin-left: 15px; width: 25%;";> <img src="http://assets.velend.eu:2052/assets/velend_eu-tltmap/velendeulogo.jpg" alt="velendeulogojpg" style="float: right; margin-left: 15px; width: 25%;">
</picture> </picture>
<h2>TLT Location Finder</h2> <h2>TLT Location Finder</h2>
<form id="search-form"> <form id="search-form">
<label for="bus-id">Enter TAK:</label> <label for="bus-id">Enter TAK:</label>
<input type="text" id="bus-id" name="bus-id"> <input type="text" id="bus-id" name="bus-id">
<button type="submit">Search</button> <button type="submit">Search</button>
<!-- <button type="click" id="elektrolino">Electric bus search</button>
<button type="press" id="pesa">Pesa twist search</button> -->
</form> </form>
<form id="recievedData"> <form id="recievedData">
<p id="type">Type: UNFETCHED</p> <p id="type">Type: UNFETCHED</p>
@ -45,15 +47,11 @@
var socket = io();// var socket = io();//
// Stuff for the map // Stuff for the map
//map = new OpenLayers.Map("demoMap");//.setView([59.4370, 24.7536], 12);
//map.addLayer(new OpenLayers.Layer.OSM());
//map.zoomToMaxExtent();
map = new OpenLayers.Map("demoMap"); map = new OpenLayers.Map("demoMap");
var mapnik = new OpenLayers.Layer.OSM(); var mapnik = new OpenLayers.Layer.OSM();
var fromProjection = new OpenLayers.Projection("EPSG:4326"); // Transform from WGS 1984 var fromProjection = new OpenLayers.Projection("EPSG:4326"); // Transform from WGS 1984
var toProjection = new OpenLayers.Projection("EPSG:900913"); // to Spherical Mercator Projection var toProjection = new OpenLayers.Projection("EPSG:900913"); // to Spherical Mercator Projection
var position = new OpenLayers.LonLat(24.7536, 59.4370).transform( fromProjection, toProjection); var position = new OpenLayers.LonLat(24.7536, 59.4370).transform(fromProjection, toProjection);
var zoom = 12; var zoom = 12;
map.addLayer(mapnik); map.addLayer(mapnik);
@ -65,6 +63,13 @@
var tak = document.getElementById('bus-id').value.trim(); var tak = document.getElementById('bus-id').value.trim();
socket.emit('takSearch', tak); socket.emit('takSearch', tak);
}); });
/*document.getElementById('elektrolino').addEventListener('click', function () {
socket.emit('elektrolino');
});
document.getElementById('pesa').addEventListener('press', function () {
socket.emit('pesa');
});*/
oldMarker = "1"; oldMarker = "1";
socket.on('takResults', (typeR, lineR, latR, longR, takR, latlongR, vehicleTypeR) => { socket.on('takResults', (typeR, lineR, latR, longR, takR, latlongR, vehicleTypeR) => {
console.log("Datafetch success"); console.log("Datafetch success");

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client/velendeulogo.png
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0
fetchTltData.js
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191
main.js
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@ -1,8 +1,7 @@
let serverPort = 80; const serverPort = 8081;
const url = "http://transport.tallinn.ee/gps.txt"; const url = "http://transport.tallinn.ee/gps.txt";
const express = require('express'); const express = require('express');
const { fstat } = require('fs');
const app = express(); const app = express();
const http = require('http'); const http = require('http');
const server = http.createServer(app); const server = http.createServer(app);
@ -10,8 +9,18 @@ const { Server } = require("socket.io");
const io = new Server(server); const io = new Server(server);
const axios = require('axios'); const axios = require('axios');
const fs = require('fs'); const fs = require('fs');
const path = require('path');
let cafTramTakArray = ["502", "520", "505", "518", "513", "507"]; const localFilePath = 'gps/gps.txt'
let cafTramTakArray = ["501", "502", "503", "504", "505", "506", "507", "508", "509", "510", "511", "512", "513", "514", "515", "516", "517", "518", "519", "520"];
let pesaTramTakArray = ["521", "522", "523", "524", "525", "526", "527", "528", "529", "530", "531", "532"];
let electricBusTakArray = ["1350", "1351", "1353", "1356", "1357", "2411", "2413", "2414", "2416"];
let kt6tmTramArray = ["96", "97", "98", "99", "102", "103", "109", "110", "114", "123", "131", "148"];
let kt4suTramArray = ["104"];
let kt4tmrTramArray = ["136", "138", "140", "141", "142", "168"];
let kt4dTramArray = ["157", "161", "170", "172", "173", "176", "177", "178", "179", "180"];
let kt4tmTramArray = ["181", "182"];
let requestedType = "Unfetched"; let requestedType = "Unfetched";
let requestedLine = "Unfetched"; let requestedLine = "Unfetched";
@ -21,52 +30,136 @@ let requestedTak = "Unfetched";
let vehicleType = "Unfetched"; let vehicleType = "Unfetched";
let requestedLatLong = "Unfetched"; let requestedLatLong = "Unfetched";
console.log("Server initalize!"); let isRequestMode = false;
let requestModeIntervalId = null;
let lastFetchTime = 0;
const defaultFetchInterval = 120000;
const requestModeInterval = 30000;
const requestModeDuration = 120000;
app.use(express.static('client')) console.log("Server initialized!");
app.use(express.static('client'));
app.get('/tltmap', (req, res) => { app.get('/tltmap', (req, res) => {
console.log("Requested / (index.html). Fetching!"); res.sendFile(path.join(__dirname, 'client/index.html'));
//index.html
res.sendFile(__dirname + '/client/index.html');
}); });
app.get('/img/marker.png', (req, res) => { app.get('/img/marker.png', (req, res) => {
var img = fs.readFileSync('./client/marker.png'); const img = fs.readFileSync('./client/marker.png');
res.writeHead(200, {'Content-Type': 'image/png'}); res.writeHead(200, { 'Content-Type': 'image/png' });
res.end(img, 'binary'); res.end(img, 'binary');
}); });
server.listen(serverPort, () => { server.listen(serverPort, () => {
console.log("Apache server initalized..."); console.log("Apache server initialized...");
console.log('Server started on port', serverPort); console.log('Server started on port', serverPort);
//triggerDataFetch();
}); });
io.on('connection', (socket) => { io.on('connection', (socket) => {
socket.on('takSearch', (tak) => { socket.on('takSearch', async (tak) => {
try { try {
console.log("Input tak: " + tak); console.log("Input tak: " + tak);
fetchData(tak, socket); saveRequestLogs(socket, tak);
} catch { if (isRequestMode) {
const currentTime = Date.now();
if (currentTime - lastFetchTime >= requestModeInterval) {
await fetchAndSaveData("Request Mode");
}
} else {
await fetchAndSaveData("Request Mode");
}
if (isRequestMode) {
clearInterval(requestModeIntervalId);
}
startRequestModeFetch();
fetchDataFromLocalFile(tak, socket);
} catch (error) {
console.error("Error processing takSearch:", error);
} }
}); });
}); });
async function triggerConstantDataFetch() { function saveRequestLogs(socket, takInput) {
while (true) { const xForwardedFor = socket.request.headers['x-forwarded-for'];
console.log("Fetching new data..."); let clientIp;
await fetchData(); if (xForwardedFor) {
console.log("Data fetch completed. Wait 5 seconds before next fetch!"); clientIp = xForwardedFor.split(',')[0].trim();
} else {
clientIp = socket.request.connection.remoteAddress;
}
const date = new Date();
const logData = `${clientIp} - [${date}] - [SEARCH ${takInput}] - ${socket.handshake.headers['user-agent']}\n`;
writeToLog('search_log.txt', logData);
}
function writeToLog(logfile, logdata) {
var realLogFile = path.join('logs/', logfile);
fs.appendFile(realLogFile, logdata, 'utf8', (err) => {
if (err) {
console.error('Error writing to file:', err);
}
});
}
async function fetchAndSaveData(fetchMode) {
try {
console.log(`Fetch started (${fetchMode})`);
const date = new Date();
const timestamp = date.toISOString().replace(/:/g, '_').replace('T', '-').split('.')[0];
const logData = `${date} - Fetching new data (${fetchMode})...\n`;
writeToLog('fetch_log.txt', logData);
if (fs.existsSync(localFilePath)) {
const oldFilePath = `gps/gps-${timestamp}.txt`
fs.renameSync(localFilePath, oldFilePath);
}
const response = await axios.get(url);
if (response.status === 200) {
fs.writeFileSync(localFilePath, response.data, 'utf8');
console.log("Fetch completed.");
const logData = `${date} - Fetching completed (${fetchMode})!\n`;
writeToLog('fetch_log.txt', logData);
} else {
const logData = `${date} - Fetching failed (${fetchMode}). Got: ${response.status}\n`;
writeToLog('errors_log.txt', logData);
}
lastFetchTime = Date.now();
} catch (error) {
const date = new Date();
const logData = `${date} - Error fetching data (${fetchMode}): ${error.message}\n`;
writeToLog('errors_log.txt', logData);
} }
} }
async function fetchData(takInput, socket) { function startPeriodicDataFetch() {
fetchAndSaveData("Normal Mode");
setInterval(() => {
if (!isRequestMode) {
fetchAndSaveData("Normal Mode");
}
}, defaultFetchInterval);
}
function startRequestModeFetch() {
isRequestMode = true;
requestModeIntervalId = setInterval(async () => {
const currentTime = Date.now();
if (currentTime - lastFetchTime >= requestModeInterval) {
await fetchAndSaveData("Request Mode");
}
}, requestModeInterval);
setTimeout(() => {
clearInterval(requestModeIntervalId);
isRequestMode = false;
}, requestModeDuration);
}
async function fetchDataFromLocalFile(takInput, socket) {
try { try {
const response = await axios.get(url); const data = fs.readFileSync(localFilePath, 'utf8');
if (response.status === 200) { const lines = data.split('\n');
const lines = response.data.split('\n');
let takFound = 0; let takFound = 0;
lines.forEach(line => { lines.forEach(line => {
if (line) { if (line) {
@ -75,8 +168,8 @@ async function fetchData(takInput, socket) {
try { try {
const transportType = parseInt(data[0]); const transportType = parseInt(data[0]);
const lineNumber = parseInt(data[1]); const lineNumber = parseInt(data[1]);
const longitude = parseInt(data[2]) / 1000000; const longitude = parseFloat(data[2]) / 1000000;
const latitude = parseInt(data[3]) / 1000000; const latitude = parseFloat(data[3]) / 1000000;
const tak = data[6]; const tak = data[6];
let transportTypeDecoded; let transportTypeDecoded;
@ -98,24 +191,38 @@ async function fetchData(takInput, socket) {
transportTypeDecoded = "Unknown"; transportTypeDecoded = "Unknown";
break; break;
} }
if (tak == takInput) { if (tak === takInput) {
if (transportTypeDecoded == "TRAM") { if (transportTypeDecoded === "TRAM") {
if (cafTramTakArray.includes(tak)) { if (cafTramTakArray.includes(tak)) {
vehicleType = "CAF Urbos (Spain) (Overhead 600V, Motor 264 kW) 70km/h TOP"; vehicleType = "CAF Urbos AXL (Spain) (Overhead 600V, Motor 264 kW) 70km/h TOP";
} else if (pesaTramTakArray.includes(tak)) {
vehicleType = "PESA Twist 147N";
} else if (kt6tmTramArray.includes(tak)) {
vehicleType = "Tatra KT6 TM";
} else if (kt4suTramArray.includes(tak)) {
vehicleType = "Tatra KT4 SU";
} else if (kt4tmrTramArray.includes(tak)) {
vehicleType = "Tatra KT4 TMR";
} else if (kt4dTramArray.includes(tak)) {
vehicleType = "Tatra KT4 D";
} else if (kt4tmTramArray.includes(tak)) {
vehicleType = "Tatra KT4 TM";
} else {
vehicleType = "-- Info unavailable --";
} }
else { } else if (transportTypeDecoded === "BUS") {
vehicleType = "-- INFO UNAVAIL. --"; if (electricBusTakArray.includes(tak)) {
vehicleType = "Solaris Urbino IV 12 Electric";
} }
} } else {
else { vehicleType = "-- Info unavailable --";
vehicleType = "Unfetched";
} }
takFound = 1; takFound = 1;
requestedType = transportTypeDecoded; requestedType = transportTypeDecoded;
requestedLine = lineNumber; requestedLine = lineNumber;
requestedLat = latitude; requestedLat = latitude;
requestedLong = longitude; requestedLong = longitude;
requestedLatLong = String(latitude) + " " + String(longitude); requestedLatLong = `${latitude} ${longitude}`;
requestedTak = tak; requestedTak = tak;
console.log("Requested data fetched:"); console.log("Requested data fetched:");
console.log("Transport Type:", transportTypeDecoded); console.log("Transport Type:", transportTypeDecoded);
@ -126,10 +233,9 @@ async function fetchData(takInput, socket) {
console.log("TAK:", tak); console.log("TAK:", tak);
console.log(); console.log();
socket.emit('takResults', requestedType, requestedLine, requestedLat, requestedLong, requestedTak, requestedLatLong, vehicleType); socket.emit('takResults', requestedType, requestedLine, requestedLat, requestedLong, requestedTak, requestedLatLong, vehicleType);
} } else if (tak !== takInput && takFound !== 1) {
else if (tak != takInput && takFound != 1) {
takFound = 0; takFound = 0;
let busNotFoundText = "BUS NOT FOUND!"; const busNotFoundText = "VEHICLE NOT FOUND!";
requestedType = busNotFoundText; requestedType = busNotFoundText;
requestedLine = busNotFoundText; requestedLine = busNotFoundText;
requestedLat = busNotFoundText; requestedLat = busNotFoundText;
@ -142,10 +248,9 @@ async function fetchData(takInput, socket) {
} }
} }
}); });
} else {
console.log("Data fetch fail! Got status:", response.status);
}
} catch (error) { } catch (error) {
console.error("Error fetching data:", error); console.error("Error reading local file:", error);
} }
} }
startPeriodicDataFetch();

46
package-lock.json generated
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@ -247,9 +247,9 @@
} }
}, },
"node_modules/engine.io": { "node_modules/engine.io": {
"version": "6.5.4", "version": "6.5.5",
"resolved": "https://registry.npmjs.org/engine.io/-/engine.io-6.5.4.tgz", "resolved": "https://registry.npmjs.org/engine.io/-/engine.io-6.5.5.tgz",
"integrity": "sha512-KdVSDKhVKyOi+r5uEabrDLZw2qXStVvCsEB/LN3mw4WFi6Gx50jTyuxYVCwAAC0U46FdnzP/ScKRBTXb/NiEOg==", "integrity": "sha512-C5Pn8Wk+1vKBoHghJODM63yk8MvrO9EWZUfkAt5HAqIgPE4/8FF0PEGHXtEd40l223+cE5ABWuPzm38PHFXfMA==",
"dependencies": { "dependencies": {
"@types/cookie": "^0.4.1", "@types/cookie": "^0.4.1",
"@types/cors": "^2.8.12", "@types/cors": "^2.8.12",
@ -260,7 +260,7 @@
"cors": "~2.8.5", "cors": "~2.8.5",
"debug": "~4.3.1", "debug": "~4.3.1",
"engine.io-parser": "~5.2.1", "engine.io-parser": "~5.2.1",
"ws": "~8.11.0" "ws": "~8.17.1"
}, },
"engines": { "engines": {
"node": ">=10.2.0" "node": ">=10.2.0"
@ -840,12 +840,12 @@
} }
}, },
"node_modules/socket.io-adapter": { "node_modules/socket.io-adapter": {
"version": "2.5.4", "version": "2.5.5",
"resolved": "https://registry.npmjs.org/socket.io-adapter/-/socket.io-adapter-2.5.4.tgz", "resolved": "https://registry.npmjs.org/socket.io-adapter/-/socket.io-adapter-2.5.5.tgz",
"integrity": "sha512-wDNHGXGewWAjQPt3pyeYBtpWSq9cLE5UW1ZUPL/2eGK9jtse/FpXib7epSTsz0Q0m+6sg6Y4KtcFTlah1bdOVg==", "integrity": "sha512-eLDQas5dzPgOWCk9GuuJC2lBqItuhKI4uxGgo9aIV7MYbk2h9Q6uULEh8WBzThoI7l+qU9Ast9fVUmkqPP9wYg==",
"dependencies": { "dependencies": {
"debug": "~4.3.4", "debug": "~4.3.4",
"ws": "~8.11.0" "ws": "~8.17.1"
} }
}, },
"node_modules/socket.io-adapter/node_modules/debug": { "node_modules/socket.io-adapter/node_modules/debug": {
@ -981,15 +981,15 @@
} }
}, },
"node_modules/ws": { "node_modules/ws": {
"version": "8.11.0", "version": "8.17.1",
"resolved": "https://registry.npmjs.org/ws/-/ws-8.11.0.tgz", "resolved": "https://registry.npmjs.org/ws/-/ws-8.17.1.tgz",
"integrity": "sha512-HPG3wQd9sNQoT9xHyNCXoDUa+Xw/VevmY9FoHyQ+g+rrMn4j6FB4np7Z0OhdTgjx6MgQLK7jwSy1YecU1+4Asg==", "integrity": "sha512-6XQFvXTkbfUOZOKKILFG1PDK2NDQs4azKQl26T0YS5CxqWLgXajbPZ+h4gZekJyRqFU8pvnbAbbs/3TgRPy+GQ==",
"engines": { "engines": {
"node": ">=10.0.0" "node": ">=10.0.0"
}, },
"peerDependencies": { "peerDependencies": {
"bufferutil": "^4.0.1", "bufferutil": "^4.0.1",
"utf-8-validate": "^5.0.2" "utf-8-validate": ">=5.0.2"
}, },
"peerDependenciesMeta": { "peerDependenciesMeta": {
"bufferutil": { "bufferutil": {
@ -1182,9 +1182,9 @@
"integrity": "sha512-TPJXq8JqFaVYm2CWmPvnP2Iyo4ZSM7/QKcSmuMLDObfpH5fi7RUGmd/rTDf+rut/saiDiQEeVTNgAmJEdAOx0w==" "integrity": "sha512-TPJXq8JqFaVYm2CWmPvnP2Iyo4ZSM7/QKcSmuMLDObfpH5fi7RUGmd/rTDf+rut/saiDiQEeVTNgAmJEdAOx0w=="
}, },
"engine.io": { "engine.io": {
"version": "6.5.4", "version": "6.5.5",
"resolved": "https://registry.npmjs.org/engine.io/-/engine.io-6.5.4.tgz", "resolved": "https://registry.npmjs.org/engine.io/-/engine.io-6.5.5.tgz",
"integrity": "sha512-KdVSDKhVKyOi+r5uEabrDLZw2qXStVvCsEB/LN3mw4WFi6Gx50jTyuxYVCwAAC0U46FdnzP/ScKRBTXb/NiEOg==", "integrity": "sha512-C5Pn8Wk+1vKBoHghJODM63yk8MvrO9EWZUfkAt5HAqIgPE4/8FF0PEGHXtEd40l223+cE5ABWuPzm38PHFXfMA==",
"requires": { "requires": {
"@types/cookie": "^0.4.1", "@types/cookie": "^0.4.1",
"@types/cors": "^2.8.12", "@types/cors": "^2.8.12",
@ -1195,7 +1195,7 @@
"cors": "~2.8.5", "cors": "~2.8.5",
"debug": "~4.3.1", "debug": "~4.3.1",
"engine.io-parser": "~5.2.1", "engine.io-parser": "~5.2.1",
"ws": "~8.11.0" "ws": "~8.17.1"
}, },
"dependencies": { "dependencies": {
"cookie": { "cookie": {
@ -1620,12 +1620,12 @@
} }
}, },
"socket.io-adapter": { "socket.io-adapter": {
"version": "2.5.4", "version": "2.5.5",
"resolved": "https://registry.npmjs.org/socket.io-adapter/-/socket.io-adapter-2.5.4.tgz", "resolved": "https://registry.npmjs.org/socket.io-adapter/-/socket.io-adapter-2.5.5.tgz",
"integrity": "sha512-wDNHGXGewWAjQPt3pyeYBtpWSq9cLE5UW1ZUPL/2eGK9jtse/FpXib7epSTsz0Q0m+6sg6Y4KtcFTlah1bdOVg==", "integrity": "sha512-eLDQas5dzPgOWCk9GuuJC2lBqItuhKI4uxGgo9aIV7MYbk2h9Q6uULEh8WBzThoI7l+qU9Ast9fVUmkqPP9wYg==",
"requires": { "requires": {
"debug": "~4.3.4", "debug": "~4.3.4",
"ws": "~8.11.0" "ws": "~8.17.1"
}, },
"dependencies": { "dependencies": {
"debug": { "debug": {
@ -1707,9 +1707,9 @@
"integrity": "sha512-BNGbWLfd0eUPabhkXUVm0j8uuvREyTh5ovRa/dyow/BqAbZJyC+5fU+IzQOzmAKzYqYRAISoRhdQr3eIZ/PXqg==" "integrity": "sha512-BNGbWLfd0eUPabhkXUVm0j8uuvREyTh5ovRa/dyow/BqAbZJyC+5fU+IzQOzmAKzYqYRAISoRhdQr3eIZ/PXqg=="
}, },
"ws": { "ws": {
"version": "8.11.0", "version": "8.17.1",
"resolved": "https://registry.npmjs.org/ws/-/ws-8.11.0.tgz", "resolved": "https://registry.npmjs.org/ws/-/ws-8.17.1.tgz",
"integrity": "sha512-HPG3wQd9sNQoT9xHyNCXoDUa+Xw/VevmY9FoHyQ+g+rrMn4j6FB4np7Z0OhdTgjx6MgQLK7jwSy1YecU1+4Asg==", "integrity": "sha512-6XQFvXTkbfUOZOKKILFG1PDK2NDQs4azKQl26T0YS5CxqWLgXajbPZ+h4gZekJyRqFU8pvnbAbbs/3TgRPy+GQ==",
"requires": {} "requires": {}
} }
} }

285
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@ -1,285 +0,0 @@
let serverPort = 3000;
const url = "http://transport.tallinn.ee/gps.txt";
const express = require('express');
const { fstat } = require('fs');
const app = express();
const http = require('http');
const server = http.createServer(app);
const { Server } = require("socket.io");
const io = new Server(server);
const axios = require('axios');
const fs = require('node:fs');
var sleep = require('sleep');
console.log("Server initalize!");
app.get('/', (req, res) => {
console.log("Init root /");
//index.html
res.sendFile(__dirname + '/client/index.html');
});
server.listen(serverPort, () => {
console.log("Apache server initalized...");
console.log('Server started on port', serverPort);
triggerDataFetch();
});
io.on('takSearch', (socket) => {
});
async function triggerDataFetch() {
while (true) {
console.log("Fetching new data...");
await fetchData();
console.log("Data fetch completed. Wait 5 seconds before next fetch!");
await sleep.usleep(5000000);
}
}
async function fetchData() {
try {
const response = await axios.get(url);
if (response.status === 200) {
const lines = response.data.split('\n');
lines.forEach(line => {
if (line) {
const data = line.split(',');
if (data.length >= 9) {
try {
const transportType = parseInt(data[0]);
const lineNumber = parseInt(data[1]);
const longitude = parseInt(data[2]) / 1000000;
const latitude = parseInt(data[3]) / 1000000;
const tak = data[6];
let transportTypeDecoded;
switch (transportType) {
case 1:
transportTypeDecoded = "TROLL";
break;
case 2:
transportTypeDecoded = "BUS";
break;
case 3:
transportTypeDecoded = "TRAM";
break;
default:
transportTypeDecoded = "Unknown";
break;
}
console.log("Transport Type:", transportTypeDecoded);
console.log("Line Number:", lineNumber);
console.log("Latitude:", latitude);
console.log("Longitude:", longitude);
console.log("Decoded address:");
console.log("TAK:", tak);
console.log();
} catch (error) {
console.log("Invalid data format!", line);
}
}
}
});
} else {
console.log("Data fetch fail! Got status:", response.status);
}
} catch (error) {
console.error("Error fetching data:", error);
}
}
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Bus Location Finder</title>
<style>
#map {
height: 1000px;
width: 100%;
}
</style>
</head>
<body>
<h2>Bus Location Finder</h2>
<form id="search-form">
<label for="bus-id">Enter Bus ID (TAK):</label>
<input type="text" id="bus-id" name="bus-id">
<button type="submit">Search</button>
</form>
<div id="map"></div>
<script src="https://cdnjs.cloudflare.com/ajax/libs/leaflet/1.7.1/leaflet.js"></script>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/leaflet/1.7.1/leaflet.css" />
<script src="/socket.io/socket.io.js"></script>
<script>
const socket = io();
// Stuff for the map
var map = L.map('map').setView([59.4370, 24.7536], 12);
L.tileLayer('https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png', {
attribution: '&copy; <a href="https://www.openstreetmap.org/copyright">OpenStreetMap</a> contributors'
}).addTo(map);
// Function to handle form submission
document.getElementById('search-form').addEventListener('submit', function(event) {
var tak = document.getElementById('bus-id').value.trim();
socket.emit('takSearch', tak);
});
</script>
</body>
</html>
let serverPort = 3000;
const url = "http://transport.tallinn.ee/gps.txt";
const express = require('express');
const { fstat } = require('fs');
const app = express();
const http = require('http');
const server = http.createServer(app);
const { Server } = require("socket.io");
const io = new Server(server);
const axios = require('axios');
const fs = require('node:fs');
var sleep = require('sleep');
console.log("Server initalize!");
app.get('/', (req, res) => {
console.log("Init root /");
//index.html
res.sendFile(__dirname + '/client/index.html');
});
server.listen(serverPort, () => {
console.log("Apache server initalized...");
console.log('Server started on port', serverPort);
//triggerDataFetch();
});
io.on('connection', (socket) => {
console.log("Got connection from user! Waiting for taksearch...")
socket.on('takSearch', (tak) => {
console.log(tak);
console.log(triggerDataFetch(tak));
});
});
function triggerDataFetch(tak) {
console.log("Fetching new data...");
const data = fetchData();
console.log("Data fetch completed.");
const filteredData = data.filter(item => item.tak === tak);
return filteredData;
//await io.emit('takSearch', filteredData);
// this part is only for when it is continuous
//console.log("Data fetch completed. Wait 5 seconds before next fetch!");
//await sleep.usleep(5000000);
// also add while true cycle
}
function fetchData() {
try {
const response = axios.get(url);
if (response.status == 200) {
const lines = response.data.split('\n');
const result = [];
lines.forEach(line => {
if (line) {
const data = line.split(',');
if (data.length >= 9) {
try {
const transportType = parseInt(data[0]);
const lineNumber = parseInt(data[1]);
const longitude = parseInt(data[2]) / 1000000;
const latitude = parseInt(data[3]) / 1000000;
const tak = data[6];
let transportTypeDecoded;
switch (transportType) {
case 1:
transportTypeDecoded = "TROLL";
break;
case 2:
transportTypeDecoded = "BUS";
break;
case 3:
transportTypeDecoded = "TRAM";
break;
default:
transportTypeDecoded = "Unknown";
break;
}
result.push({
transportType: transportTypeDecoded,
lineNumber,
longitude,
latitude,
tak
});
} catch (error) {
console.log("Invalid data format!", line);
}
}
}
});
return result;
} else {
console.log("Data fetch fail! Got status:", response.status);
return [];
}
} catch (error) {
console.error("Error fetching data:", error);
return [];
}
}

8
tltmapout.txt
View File

@ -1,8 +0,0 @@
get url transport.tallinn.ee/gps.txt
3,2,24786250,59429980,,302,98,Z,146
a,b,c,d,,f,g
a= 3: tram ; 2=bus ; 1: troll
b= line
c= long
d= lat
g= TAK