public/index.html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Example .myext Editor</title>
<style>
body {
font-family: Arial, sans-serif;
}
textarea {
width: 100%;
height: 300px;
}
button {
margin-top: 10px;
}
</style>
</head>
<body>
<h1>Edit example.myext File</h1>
<textarea id="fileContent"></textarea>
<button onclick="saveChanges()">Save Changes</button>
<script>
// Fetch the content of the .myext file and display it
fetch('/example.myext')
.then(response => response.text())
.then(data => {
document.getElementById('fileContent').value = data;
});
// Save changes made to the .myext file
function saveChanges() {
const content = document.getElementById('fileContent').value;
fetch('/example.myext', {
method: 'POST',
headers: {
'Content-Type': 'application/json'
},
body: JSON.stringify({ content: content })
})
.then(response => response.text())
.then(data => {
alert('File saved successfully');
})
.catch(err => {
alert('Error saving file');
});
}
</script>
</body>
</html>
server.js
const express = require('express');
const app = express();
const fs = require('fs');
const path = require('path');
// Serve static files
app.use(express.static('public'));
// Route to fetch .myext file content
app.get('/example.myext', (req, res) => {
const filePath = path.join(__dirname, 'example.myext');
fs.readFile(filePath, 'utf8', (err, data) => {
if (err) {
return res.status(500).send('Error loading .myext file');
}
res.send(data); // Send the content of the .myext file
});
});
// Serve the main HTML page
app.get('/', (req, res) => {
res.sendFile(path.join(__dirname, 'public', 'index.html'));
});
app.post('/example.myext', (req, res) => {
let body = '';
req.on('data', chunk => {
body += chunk;
});
req.on('end', () => {
const data = JSON.parse(body);
const filePath = path.join(__dirname, 'example.myext');
fs.writeFile(filePath, data.content, 'utf8', (err) => {
if (err) {
return res.status(500).send('Error saving .myext file');
}
res.send('File saved successfully');
});
});
});
app.listen(3000, () => {
console.log('Server is running on port 3000');
});
lang.js
function myCustomFunction() {
console.log('Custom function executed!');
}
myCustomFunction(); // Call the function
example.myext
myCustomFunction();
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