├── Project ├── app.js ├── config │ ├── config.js │ └── config.json ├── controllers │ └── user.controller.js ├── models │ ├── db.js │ └── user.model.js ├── package-lock.json ├── package.json └── routes │ └── index.router.js └── README.md /Project/app.js: -------------------------------------------------------------------------------- 1 | require('./config/config'); 2 | require('./models/db'); 3 | 4 | const express = require('express'); 5 | const bodyParser = require('body-parser'); 6 | const cors = require('cors'); 7 | 8 | const rtsIndex = require('./routes/index.router'); 9 | 10 | var app = express(); 11 | 12 | // middleware 13 | app.use(bodyParser.json()); 14 | app.use(cors()); 15 | app.use('/api', rtsIndex); 16 | 17 | // error handler 18 | app.use((err, req, res, next) => { 19 | if (err.name === 'ValidationError') { 20 | var valErrors = []; 21 | Object.keys(err.errors).forEach(key => valErrors.push(err.errors[key].message)); 22 | res.status(422).send(valErrors) 23 | } 24 | }); 25 | 26 | // start server 27 | app.listen(process.env.PORT, () => console.log(`Server started at port : ${process.env.PORT}`)); -------------------------------------------------------------------------------- /Project/config/config.js: -------------------------------------------------------------------------------- 1 | // check env. 2 | var env = process.env.NODE_ENV || 'development'; 3 | // fetch env. config 4 | var config = require('./config.json'); 5 | var envConfig = config[env]; 6 | // add env. config values to process.env 7 | Object.keys(envConfig).forEach(key => process.env[key] = envConfig[key]); -------------------------------------------------------------------------------- /Project/config/config.json: -------------------------------------------------------------------------------- 1 | { 2 | "development": { 3 | "PORT": 3000, 4 | "MONGODB_URI": "mongodb://localhost:27017/MEANStackDB" 5 | }, 6 | "production": { 7 | "PORT": 80, 8 | "MONGODB_URI": "mongodb://xxxxx/DB_Name" 9 | } 10 | } -------------------------------------------------------------------------------- /Project/controllers/user.controller.js: -------------------------------------------------------------------------------- 1 | const mongoose = require('mongoose'); 2 | 3 | const User = mongoose.model('User'); 4 | 5 | module.exports.register = (req, res, next) => { 6 | var user = new User(); 7 | user.fullName = req.body.fullName; 8 | user.email = req.body.email; 9 | user.password = req.body.password; 10 | user.save((err, doc) => { 11 | if (!err) 12 | res.send(doc); 13 | else { 14 | if (err.code == 11000) 15 | res.status(422).send(['Duplicate email adrress found.']); 16 | else 17 | return next(err); 18 | } 19 | 20 | }); 21 | } -------------------------------------------------------------------------------- /Project/models/db.js: -------------------------------------------------------------------------------- 1 | const mongoose = require('mongoose'); 2 | 3 | mongoose.connect(process.env.MONGODB_URI, (err) => { 4 | if (!err) { console.log('MongoDB connection succeeded.'); } 5 | else { console.log('Error in MongoDB connection : ' + JSON.stringify(err, undefined, 2)); } 6 | }); 7 | 8 | require('./user.model'); -------------------------------------------------------------------------------- /Project/models/user.model.js: -------------------------------------------------------------------------------- 1 | const mongoose = require('mongoose'); 2 | const bcrypt = require('bcryptjs'); 3 | 4 | var userSchema = new mongoose.Schema({ 5 | fullName: { 6 | type: String, 7 | required: 'Full name can\'t be empty' 8 | }, 9 | email: { 10 | type: String, 11 | required: 'Email can\'t be empty', 12 | unique: true 13 | }, 14 | password: { 15 | type: String, 16 | required: 'Password can\'t be empty', 17 | minlength : [4,'Password must be atleast 4 character long'] 18 | }, 19 | saltSecret: String 20 | }); 21 | 22 | // Custom validation for email 23 | userSchema.path('email').validate((val) => { 24 | emailRegex = /^(([^<>()\[\]\\.,;:\s@"]+(\.[^<>()\[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/; 25 | return emailRegex.test(val); 26 | }, 'Invalid e-mail.'); 27 | 28 | // Events 29 | userSchema.pre('save', function (next) { 30 | bcrypt.genSalt(10, (err, salt) => { 31 | bcrypt.hash(this.password, salt, (err, hash) => { 32 | this.password = hash; 33 | this.saltSecret = salt; 34 | next(); 35 | }); 36 | }); 37 | }); 38 | 39 | mongoose.model('User', userSchema); -------------------------------------------------------------------------------- /Project/package-lock.json: -------------------------------------------------------------------------------- 1 | { 2 | "name": "project", 3 | "version": "1.0.0", 4 | "lockfileVersion": 1, 5 | "requires": true, 6 | "dependencies": { 7 | "accepts": { 8 | "version": "1.3.5", 9 | "resolved": "https://registry.npmjs.org/accepts/-/accepts-1.3.5.tgz", 10 | "integrity": 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"https://registry.npmjs.org/unpipe/-/unpipe-1.0.0.tgz", 571 | "integrity": "sha1-sr9O6FFKrmFltIF4KdIbLvSZBOw=" 572 | }, 573 | "utils-merge": { 574 | "version": "1.0.1", 575 | "resolved": "https://registry.npmjs.org/utils-merge/-/utils-merge-1.0.1.tgz", 576 | "integrity": "sha1-n5VxD1CiZ5R7LMwSR0HBAoQn5xM=" 577 | }, 578 | "vary": { 579 | "version": "1.1.2", 580 | "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz", 581 | "integrity": "sha1-IpnwLG3tMNSllhsLn3RSShj2NPw=" 582 | } 583 | } 584 | } 585 | -------------------------------------------------------------------------------- /Project/package.json: -------------------------------------------------------------------------------- 1 | { 2 | "name": "project", 3 | "version": "1.0.0", 4 | "description": "", 5 | "main": "app.js", 6 | "scripts": { 7 | "test": "echo \"Error: no test specified\" && exit 1" 8 | }, 9 | "author": "", 10 | "license": "ISC", 11 | "dependencies": { 12 | "bcryptjs": "^2.4.3", 13 | "body-parser": "^1.18.3", 14 | "cors": "^2.8.4", 15 | "express": "^4.16.3", 16 | "mongoose": "^5.1.2" 17 | } 18 | } 19 | -------------------------------------------------------------------------------- /Project/routes/index.router.js: -------------------------------------------------------------------------------- 1 | const express = require('express'); 2 | const router = express.Router(); 3 | 4 | const ctrlUser = require('../controllers/user.controller'); 5 | 6 | router.post('/register', ctrlUser.register); 7 | 8 | module.exports = router; 9 | 10 | 11 | 12 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # MEAN Stack User Registration Back End - NodeJS API 2 | This is a MEAN Stack Demo Project to implement User Registration with password encryption and proper validation. 3 | 4 | Content discussed : 5 | - Add new user in MongoDB with Node JS 6 | - Password encryption 7 | - Validations in MEAN Stack 8 | 9 | ## Get the Code 10 | 11 | ``` 12 | $ git clone https://github.com/CodAffection/MEAN-Stack-User-Registration---Back-End.git 13 | $ npm install 14 | ``` 15 | 16 | ## How it works ? 17 | 18 | :scroll: Article on this topic 19 | Url : https://goo.gl/pPHCFG 20 | 21 | :tv: Video tutorial on this same topic 22 | Url : https://youtu.be/m34FCkBd7UU 23 | 24 | Video Tutorial for MEAN Stack User Registration 27 | 28 | 29 | ## Related MEAN Stack Tutorial in Order 30 | 1. CRUD Operation 31 | Insert Update View and Delete : https://goo.gl/LbQ4BM 32 | 2. User Registration
33 | Node JS Back End : https://goo.gl/CMnPwe [_This One_]
34 | Angular 6 Front End : https://goo.gl/xivk4x
35 | 3. JWT Authentication
36 | Node JS Back End : http://bit.ly/31FKEF6 37 | Angular Front End : http://bit.ly/2z6PmQ5 38 | 39 | 40 | | :bar_chart: | List of Tutorials | | :moneybag: | Support Us | 41 | |--------------------------:|:---------------------|---|---------------------:|:-------------------------------------| 42 | | Angular |http://bit.ly/2KQN9xF | |Paypal | https://goo.gl/bPcyXW | 43 | | Asp.Net Core |http://bit.ly/30fPDMg | |Amazon Affiliate | https://geni.us/JDzpE | 44 | | React |http://bit.ly/325temF | | 45 | | Python |http://bit.ly/2ws4utg | | :point_right: | Follow Us | 46 | | Node.js |https://goo.gl/viJcFs | |Website |http://www.codaffection.com | 47 | | Asp.Net MVC |https://goo.gl/gvjUJ7 | |YouTube |https://www.youtube.com/codaffection | 48 | | Flutter |https://bit.ly/3ggmmJz| |Facebook |https://www.facebook.com/codaffection | 49 | | Web API |https://goo.gl/itVayJ | |Twitter |https://twitter.com/CodAffection | 50 | | MEAN Stack |https://goo.gl/YJPPAH | | 51 | | C# Tutorial |https://goo.gl/s1zJxo | | 52 | | Asp.Net WebForm |https://goo.gl/GXC2aJ | | 53 | | C# WinForm |https://goo.gl/vHS9Hd | | 54 | | MS SQL |https://goo.gl/MLYS9e | | 55 | | Crystal Report |https://goo.gl/5Vou7t | | 56 | | CG Exercises in C Program |https://goo.gl/qEWJCs | | 57 | 58 | --------------------------------------------------------------------------------