61 lines
1.6 KiB
JavaScript
61 lines
1.6 KiB
JavaScript
const fs = require('fs');
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const http = require('http');
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const path = require('path');
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const url = require('url');
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const port = 8080; // Prefer port > 1024 to avoid super-user permission
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const server = http.createServer((request, response) => {
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const mimeType = {
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'.html': 'text/html',
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'.js': 'text/javascript',
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'.gz': 'application/javascript',
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'.svg': 'image/svg+xml',
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'.css': 'text/css'
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};
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const mimeEncoding = {
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'.gz': 'gzip',
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};
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let pathname = '.' + url.parse(request.url).pathname;
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fs.exists(pathname, function (exist) {
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if(!exist)
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{
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// If the file is not found, return 404
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response.statusCode = 404;
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response.end(`File ${pathname} not found!`);
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return;
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}
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// If is a directory, then look for index.html
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if (fs.statSync(pathname).isDirectory()) {
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pathname += '/index.html';
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}
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// Read file from file system
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fs.readFile(pathname, function(error, data){
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if(error)
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{
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response.statusCode = 500;
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response.end(`Error getting the file: ${error}.`);
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}
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else
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{
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// Based on the URL path, extract the file extention. e.g. .js, .doc, ...
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const extension = path.parse(pathname).ext;
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// Set Content-Type
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response.setHeader('Content-Type', mimeType[extension] || 'text/plain' );
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// If the file is found, set Content-Encoding
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if(mimeEncoding[extension])
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{
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response.setHeader('Content-Encoding', mimeEncoding[extension]);
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}
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response.end(data);
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}
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});
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});
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});
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server.listen(port, (error) => {
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if (error) {
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return console.log(`Server cannot listen port ${port} :`, error);
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}
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console.log(`Server is listening on port ${port}`);
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});
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