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Day 13 sign up form using node.js express.js mongodb
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‎day11-express-framework/content.txt‎

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{}

‎day11-express-framework/request-with-params.js‎

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var express = require('express');
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var fs = require('fs')
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var app = express()
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app.get('/', function (req, res) {
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res.send('Simple Example of routes!');
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})
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app.get('/signup', function(req,res){
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// this is how we will receive params from front end
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var name = req.query.name;
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var email = req.query.email;
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var password = req.query.password;
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//For demo purpose
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console.log(name + '' + email + ' ' + password);
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/**
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* Store this in a database and perform further processing
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*/
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res.send("In signup module")
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});
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app.listen(3000, function () {
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console.log('Server is listening at 3000')
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})

‎day11-express-framework/routes_in_express.js‎

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var express = require('express')
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var app = express()
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app.get('/', function (req, res) {
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res.send('Simple Example of routes!');
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})
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app.get('/signup', function (req, res) {
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res.send('This is demo route for sign up');
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})
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app.get('/signin', function (req, res) {
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res.send('This is demo route for sign in');
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})
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app.get('/signin/dashboard', function (req, res) {
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res.send('This is demo route for user who signed in and now reaches their dashboard');
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})
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app.listen(3000, function () {
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console.log('Server is listening at 3000')
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})

‎day11-express-framework/simple-server-express.js‎

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var express = require('express')
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var app = express()
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app.get('/', function (req, res) {
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res.send('Hello World!')
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})
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app.listen(3000, function () {
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console.log('Server is listening at 3000')
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})

‎day13-signup-form/package.json‎

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{
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"name": "nj-signup",
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"version": "1.0.0",
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"description": "Sign up using node, express and mongo",
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"main": "serve.js",
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"scripts": {
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"test": "echo \"Error: no test specified\" && exit 1",
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"start": "node server.js"
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},
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"author": "@rajatgarian",
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"license": "ISC",
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"dependencies": {
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"express": "^4.16.1",
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"mongodb": "^2.2.30"
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}
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}

‎day13-signup-form/public/index.html‎

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<html>
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<head>
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<title> Signup Form | nodejsera </title>
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<!-- Including bootstrap v3.3.7 -->
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<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">
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<!-- Including Custom css -->
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<link rel="stylesheet" type="text/css" href="style.css">
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</head>
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<body>
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<br>
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<br>
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<br>
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<div class="container" >
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<div class="row">
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<div class="col-md-3">
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<!-- Blank DIV -->
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</div>
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<div class="col-md-6 main">
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<!-- Form Tag starts here -->
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<!-- Action attribute is the route on backend. Method is POST -->
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<form action="/sign_up" method="post">
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<h1> Signup form </h1>
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<input class="box" type="text" name="name" id="name" placeholder="Enter your Name" required /><br>
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<input class="box" type="email" name="email" id="email" placeholder="Enter your E-Mail " required /><br>
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<input class="box" type="password" name="password" id="password" placeholder="Enter your Password " required/><br>
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<input class="box" type="text" name="phone" id="phone" placeholder="Enter your Phone Number " required/><br>
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<br>
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<input type="submit" id="submitDetails" name="submitDetails" value="Submit Your Details" /><br>
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</form>
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</div>
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<div class="col-md-3">
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<!-- Blank DIV -->
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</div>
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</div>
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</div>
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</body>
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</html>

‎day13-signup-form/public/style.css‎

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@import url('https://fonts.googleapis.com/css?family=Josefin+Slab');
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.main{
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padding:20px;
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font-family: 'Josefin Slab', serif;
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border : 2px solid #50d8a4;
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border-radius: 15px;
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}
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.main h1{
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font-size: 50px;
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text-align:center;
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font-family: 'Josefin Slab', serif;
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color: #549978;
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}
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input{
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font-family: 'Josefin Slab', serif;
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width: 100%;
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font-size: 30px;
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padding: 12px 20px;
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margin: 8px 0;
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border: none;
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border-bottom: 2px solid #50d8a4;
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}
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input[type=submit] {
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font-family: 'Josefin Slab', serif;
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width: 100%;
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background-color: #549978;
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border: none;
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color: white;
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padding: 16px 32px;
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text-decoration: none;
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margin: 4px 2px;
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cursor: pointer;
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border-radius: 15px;
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}
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input:focus,
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select:focus,
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textarea:focus,
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button:focus {
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outline: none;
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}
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input:hover {
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font-family: 'Josefin Slab', serif;
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width: 100%;
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padding: 12px 20px;
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margin: 8px 0;
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box-sizing: border-box;
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border: none;
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border-bottom: 2px solid #549978;
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}
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input[type=submit]:hover {
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font-family: 'Josefin Slab', serif;
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width: 100%;
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background-color: #549978;
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border: none;
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color: white;
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padding: 16px 32px;
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text-decoration: none;
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margin: 4px 2px;
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cursor: pointer;
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border-radius: 15px;
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}

‎day13-signup-form/public/success.html‎

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<html>
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<head>
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<title> Signup Form | nodejsera </title>
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<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">
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<link rel="stylesheet" type="text/css" href="style.css">
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</head>
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<body>
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<br>
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<br>
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<br>
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<div class="container" >
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<div class="row">
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<div class="col-md-3">
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</div>
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<div class="col-md-6 main">
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<h1> Signup Successful <br> Congratulations!!</h1>
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</div>
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<div class="col-md-3">
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</div>
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</div>
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</div>
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</body>
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</html>

‎day13-signup-form/server.js‎

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var express = require('express');
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var path = require('path');
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var fs = require('fs');
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var app = express();
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var mongo = require('mongodb');
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var new_db = "mongodb://localhost:27017/agfgf";
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var bodyParser = require('body-parser');
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var crypto = require('crypto');
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//Creating the database
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app.get('/',function(req,res){
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res.set({
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'Access-Control-Allow-Origin' : '*'
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});
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return res.redirect('/public/index.html');
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}).listen(3000);
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console.log("Server listening at : 3000");
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app.use('/public', express.static(__dirname + '/public'));
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app.use( bodyParser.json() );
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app.use(bodyParser.urlencoded({ // to support URL-encoded bodies
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extended: true
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}));
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var getHash = ( pass , phone ) => {
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var hmac = crypto.createHmac('sha512', phone);
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//passing the data to be hashed
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data = hmac.update(pass);
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//Creating the hmac in the required format
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gen_hmac= data.digest('hex');
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//Printing the output on the console
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console.log("hmac : " + gen_hmac);
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return gen_hmac;
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}
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// Sign-up function starts here. . .
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app.post('/sign_up' ,function(req,res){
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var name = req.body.name;
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var email= req.body.email;
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var pass = req.body.password;
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var phone = req.body.phone;
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var password = getHash( pass , phone );
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var data = {
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"name":name,
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"email":email,
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"password": password,
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"phone" : phone
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}
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mongo.connect(new_db , function(error , db){
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if (error){
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throw error;
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}
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console.log("connected to database successfully");
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//CREATING A COLLECTION IN MONGODB USING NODE.JS
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db.collection("details").insertOne(data, (err , collection) => {
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if(err) throw err;
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console.log("Record inserted successfully");
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console.log(collection);
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});
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});
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console.log("DATA is " + JSON.stringify(data) );
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res.set({
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'Access-Control-Allow-Origin' : '*'
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});
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return res.redirect('/public/success.html');
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/**
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var filePath = path.join(__dirname, 'public/success.html');
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var stat = fs.statSync(filePath);
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res.writeHead(200, {
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'Content-Type': 'text/html',
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'Content-Length': stat.size
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});
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var readStream = fs.createReadStream(filePath);
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// We replaced all the event handlers with a simple call to readStream.pipe()
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readStream.pipe(res);
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*/
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});
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‎day9-crypto-module/createCipher.js‎

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var crypto = require('crypto'),
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algorithm = 'aes-256-ctr',
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password = 'd6F3Efeq';
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var cipher = crypto.createCipher(algorithm,password);
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//console.log(cipher);
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var crypted = cipher.update('1223234','utf8','hex');
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//console.log(crypted);
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crypted += cipher.final('hex');
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console.log(crypted);
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function encrypt(text){
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var cipher = crypto.createCipher(algorithm,password)
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var crypted = cipher.update(text,'utf8','hex')
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crypted += cipher.final('hex');
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return crypted;
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}

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