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120 lines
3.4 KiB
120 lines
3.4 KiB
const express = require('express');
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const path = require('path');
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const fs = require('fs')
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const bodyParser = require('body-parser');
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const crypto = require('crypto');
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const { exec } = require('child_process');
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require('dotenv').config();
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const app = express();
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const PORT = process.env.PORT || 3000;
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const GITEA_SECRET = process.env.GITEA_SECRET
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const counterFilePath = path.join(__dirname, 'public/json/wanderers.json');
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function readCounter() {
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const data = fs.readFileSync(counterFilePath)
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return JSON.parse(data).count;
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}
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function writeCounter(count) {
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const data = JSON.stringify({ count: count}, null, 2)
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fs.writeFileSync(counterFilePath, data)
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}
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// Serve static files from the 'public' directory
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app.use(express.static(path.join(__dirname, 'public')));
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// Middleware to capture raw body
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app.use(bodyParser.json({
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verify: (req, res, buf, encoding) => {
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req.rawBody = buf.toString(encoding || 'utf8');
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}
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}));
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// Custom middleware to handle URLs without .html for specific routes
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app.use((req, res, next) => {
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const urlPath = req.path.split('?')[0];
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const htmlRoutes = ['/about', '/list', '/gallery'];
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let count = readCounter()
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count++;
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writeCounter(count)
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console.log(count)
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if (htmlRoutes.includes(urlPath)) {
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req.url += '.html';
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}
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next();
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});
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// Route to serve the index.html file
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app.get('/', (req, res) => {
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res.sendFile(path.join(__dirname, 'public', 'index.html'));
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});
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// Routes to serve the HTML files without .html extension
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app.get('/about.html', (req, res) => {
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res.sendFile(path.join(__dirname, 'public', 'about.html'));
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});
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app.get('/list.html', (req, res) => {
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res.sendFile(path.join(__dirname, 'public', 'list.html'));
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});
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app.get('/gallery.html', (req, res) => {
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res.sendFile(path.join(__dirname, 'public', 'gallery.html'));
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});
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// Serve articles without .html extension
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app.get('/articles/:articleName', (req, res) => {
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const articleName = req.params.articleName;
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res.sendFile(path.join(__dirname, 'public/articles', `${articleName}.html`));
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});
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// Webhook handler
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app.post('/api', (req, res) => {
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const signature = req.headers['x-gitea-signature'];
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const payload = req.rawBody;
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if (!signature || !payload) {
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return res.status(400).send('Invalid payload or missing signature');
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}
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// Verify the secret
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const hmac = crypto.createHmac('sha256', GITEA_SECRET);
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const digest = hmac.update(payload).digest('hex');
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const bufferSignature = Buffer.from(signature, 'hex');
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const bufferDigest = Buffer.from(digest, 'hex');
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console.log(bufferSignature.length, bufferDigest.length)
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if (bufferSignature.length === bufferDigest.length && crypto.timingSafeEqual(bufferSignature, bufferDigest)) {
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// Secret is valid, update the repository
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res.status(200).send('Repository updated successfully');
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// Optionally, execute a shell command to pull the latest changes
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exec('git pull', (error, stdout, stderr) => {
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if (error) {
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console.error(`exec error: ${error}`);
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return;
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}
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console.log(`stdout: ${stdout}`);
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console.error(`stderr: ${stderr}`);
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});
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} else {
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res.status(401).send('Invalid secret');
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}
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});
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// Error handling
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app.use((err, req, res, next) => {
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console.error(err.stack);
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res.status(500).send('Something broke!');
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});
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// Start the server
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app.listen(PORT, (err) => {
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if (err) {
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console.error('Error starting the server:', err);
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process.exit(1);
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}
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console.log(`Server is running on http://localhost:${PORT}`);
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});
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