code-boxx/0-NODE-HTTP.MD

## 0-NODE-HTTP.MD

      
    Raw
  

              0-NODE-HTTP.MD
            
          
    NODEJS HTTP SERVER

https://code-boxx.com/simple-http-web-server-nodejs/
NOTES


With the http module:

Install the required modules - npm i mime-types
Run 1a-http.js and access http://localhost/ in your browser.


express HTTP server:

Install the required modules - npm i express
Create a public folder, move 2c-demo.css inside.
Run 2a-express.js and access http://localhost/ in your browser.


http-server - See 3-http-server.txt.

LICENSE

Copyright by Code Boxx
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.

  
## 1a-http.js
// (A) LOAD REQUIRED MODULES
// npm i mime-types
const http = require("http"),
      path = require("path"),
      fs = require("fs"),
      mime = require("mime-types");

// (B) HTTP SERVER
const server = http.createServer((req, res) => {
  // (B1) SERVE HTML HOME PAGE
  if (req.url == "/") {
    let file = path.join(__dirname, "/1b-index.html");
    res.writeHead(200, { "Content-Type": mime.lookup(file) });
    res.write(fs.readFileSync(file));
  }

  // (B2) NOT FOUND
  else {
    res.writeHead(404, { "Content-Type": "text/html" });
    res.write("<html><body>Not Found</body></html>");
  }
  res.end();
});

// (C) LISTEN TO PORT 80
server.listen(80);
console.log("Server is running!");

## 1b-index.html
<!DOCTYPE html>
<html>
  <head>
    <title>Demo Page</title>
    <meta charset="utf-8">
  </head>
  <body>
    <h1>DEMO PAGE</h1>
    <p>It works!</p>
  </body>
</html>

## 2a-express.js
// (A) LOAD REQUIRED MODULES
// npm i express
const express = require("express"),
      path = require("path");

// (B) INIT EXPRESS SERVER
const app = express();

// (C) SERVE STATIC FILES + HOME PAGE
app.use("/public", express.static(path.join(__dirname, "public")))
app.get("/", (req, res) => res.sendFile(path.join(__dirname, "/2b-index.html")));

// (D) START SERVER
app.listen(80, () => console.log(`Server running at port 80`));

## 2b-index.html
<!DOCTYPE html>
<html>
  <head>
    <title>Demo Page</title>
    <link rel="stylesheet" href="public/2c-demo.css">
    <meta charset="utf-8">
  </head>
  <body>
    <h1>DEMO PAGE</h1>
    <p>It works!</p>
  </body>
</html>

## 2c-demo.css
* {
  font-family: Arial, Helvetica, sans-serif;
  box-sizing: border-box;
}

## 3-http-server.txt
1) Install http-server globally - "npm i http-server -g"
2) Start the server - "http-server"
3) Full documentation - https://www.npmjs.com/package/http-server
	// (A) LOAD REQUIRED MODULES
	// npm i mime-types
	const http = require("http"),
	path = require("path"),
	fs = require("fs"),
	mime = require("mime-types");

	// (B) HTTP SERVER
	const server = http.createServer((req, res) => {
	// (B1) SERVE HTML HOME PAGE
	if (req.url == "/") {
	let file = path.join(__dirname, "/1b-index.html");
	res.writeHead(200, { "Content-Type": mime.lookup(file) });
	res.write(fs.readFileSync(file));
	}

	// (B2) NOT FOUND
	else {
	res.writeHead(404, { "Content-Type": "text/html" });
	res.write("<html><body>Not Found</body></html>");
	}
	res.end();
	});

	// (C) LISTEN TO PORT 80
	server.listen(80);
	console.log("Server is running!");
	<!DOCTYPE html>
	<html>
	<head>
	<title>Demo Page</title>
	<meta charset="utf-8">
	</head>
	<body>
	<h1>DEMO PAGE</h1>
	<p>It works!</p>
	</body>
	</html>
	// (A) LOAD REQUIRED MODULES
	// npm i express
	const express = require("express"),
	path = require("path");

	// (B) INIT EXPRESS SERVER
	const app = express();

	// (C) SERVE STATIC FILES + HOME PAGE
	app.use("/public", express.static(path.join(__dirname, "public")))
	app.get("/", (req, res) => res.sendFile(path.join(__dirname, "/2b-index.html")));

	// (D) START SERVER
	app.listen(80, () => console.log(`Server running at port 80`));
	* {
	font-family: Arial, Helvetica, sans-serif;
	box-sizing: border-box;
	}
	1) Install http-server globally - "npm i http-server -g"
	2) Start the server - "http-server"
	3) Full documentation - https://www.npmjs.com/package/http-server