Google Business Profile Review MCP Server
by satheeshds
authenticate.js•4.29 kB
#!/usr/bin/env node
/**
* OAuth Authentication Helper
* Run this script to authenticate with Google and save tokens for the MCP server
*/
import { config } from 'dotenv';
import { google } from 'googleapis';
import express from 'express';
import { writeFileSync, existsSync, mkdirSync } from 'fs';
import { dirname, join } from 'path';
import { fileURLToPath } from 'url';
import open from 'open';
const __filename = fileURLToPath(import.meta.url);
const __dirname = dirname(__filename);
// Load environment variables
config();
const PORT = 3000;
const TOKENS_FILE = join(__dirname, '.tokens.json');
// Create OAuth2 client
const oauth2Client = new google.auth.OAuth2(
process.env.GOOGLE_CLIENT_ID,
process.env.GOOGLE_CLIENT_SECRET,
`http://localhost:${PORT}/auth/callback`
);
// Scopes needed for Google My Business
const scopes = [
'https://www.googleapis.com/auth/business.manage',
'https://www.googleapis.com/auth/userinfo.email',
'https://www.googleapis.com/auth/userinfo.profile'
];
// Create express app for OAuth callback
const app = express();
app.get('/auth/callback', async (req, res) => {
const { code } = req.query;
if (!code) {
res.status(400).send('No authorization code received');
return;
}
try {
// Exchange code for tokens
const { tokens } = await oauth2Client.getToken(code);
// Save tokens to file
const tokenData = {
access_token: tokens.access_token,
refresh_token: tokens.refresh_token,
scope: tokens.scope,
token_type: tokens.token_type || 'Bearer',
expires_at: tokens.expiry_date || (Date.now() + 3600000)
};
writeFileSync(TOKENS_FILE, JSON.stringify(tokenData, null, 2));
console.log('\n✅ Authentication successful!');
console.log(`📁 Tokens saved to: ${TOKENS_FILE}`);
res.send(`
<html>
<head>
<style>
body { font-family: Arial, sans-serif; max-width: 600px; margin: 50px auto; text-align: center; }
h1 { color: #4CAF50; }
p { color: #666; font-size: 16px; }
code { background: #f5f5f5; padding: 5px 10px; border-radius: 4px; }
</style>
</head>
<body>
<h1>✅ Authentication Successful!</h1>
<p>Your Google Business Profile credentials have been saved.</p>
<p>Tokens saved to: <code>.tokens.json</code></p>
<p><strong>You can now close this window and use the MCP server.</strong></p>
</body>
</html>
`);
// Close server after 2 seconds
setTimeout(() => {
console.log('\n🚀 Ready to use! Run: npm start');
process.exit(0);
}, 2000);
} catch (error) {
console.error('❌ Error getting tokens:', error.message);
res.status(500).send(`Authentication failed: ${error.message}`);
process.exit(1);
}
});
// Start server and open browser
const server = app.listen(PORT, () => {
console.log('\n🔐 Google Business Profile Authentication');
console.log('==========================================\n');
console.log(`✓ OAuth server started on http://localhost:${PORT}`);
console.log('✓ Opening browser for authentication...\n');
// Generate auth URL
const authUrl = oauth2Client.generateAuthUrl({
access_type: 'offline',
scope: scopes,
prompt: 'consent'
});
console.log('If the browser doesn\'t open automatically, visit:');
console.log(`\n${authUrl}\n`);
// Open browser
open(authUrl).catch(err => {
console.log('⚠️ Could not open browser automatically. Please open the URL above manually.');
});
});
// Handle errors
server.on('error', (error) => {
if (error.code === 'EADDRINUSE') {
console.error(`❌ Port ${PORT} is already in use. Please close other applications using this port.`);
} else {
console.error('❌ Server error:', error.message);
}
process.exit(1);
});
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