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March 8, 2018 13:24
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A simple demonstration of Node JS routing based on the url given which also points towards the need of having assistance provided by frameworks like Express which eases the task.
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <title> Index Page </title> | |
| </head> | |
| <body> | |
| <p> This is the index page. </p> | |
| </body> | |
| </html> |
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| var url = require('url'); | |
| var fs = require('fs'); | |
| renderHTML = (file, response) => | |
| { | |
| response.writeHead(200, {'Context-Type':'text/html'}); | |
| fs.readFile(file, null, (error, data) => | |
| { | |
| if(error) | |
| { | |
| response.writeHead(404); | |
| response.write("File not Found!"); | |
| } | |
| else | |
| { | |
| response.write(data); | |
| } | |
| response.end(); | |
| }); | |
| } | |
| module.exports = { | |
| extract_url : function(request, response) | |
| { | |
| var path = url.parse(request.url).pathname; | |
| switch(path) | |
| { | |
| case '/index': | |
| renderHTML('index.html', response); | |
| break; | |
| case '/user': | |
| renderHTML('user.html', response); | |
| break; | |
| default: | |
| response.writeHead(404); | |
| response.write("Route is not defined!"); | |
| response.end(); | |
| } | |
| } | |
| } |
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| var http = require('http'); | |
| var route = require('./route.js') | |
| http.createServer(route.extract_url).listen(8080); | |
| console.log('Listening on port 8080.') |
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <title> Users page </title> | |
| </head> | |
| <body> | |
| <h1> Welcome User! </h1> | |
| </body> | |
| </html> |
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