andsju/wudnodeauthentication

WUDNodeAuthentication

Tutorial - authenticataion sessionbased application using Nodejs

How to setup application

1. Clone git repo branch
2. Install dependencies npm i
3. Copy file .env-example to file named .env
4. Use .env file to set application secrets | variables.

How to run application

1. Start server node server
2. Open a browser and visit localhost:3000

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Server event order

1. dependencies
2. middleware | sessions, handle posts
3. routes | endpoints: api response json, render page using template engine
4. static files
5. 404 not found - custom page | info
6. 500 server error
7. listen on server requests

Template engine

EJS - Embedded JavaScript templating

Use Visual Studio Code extension EJS Language support

https://ejs.co/

folder structure

• views
  • partials
    • header.ejs
    • footer.js
    • nav.ejs
• index.ejs
• about.ejs
• user.ejs
• ...

Routes

• routes
  • route-start.js
  • route-about.js

MVC - Model View Controller

folder structure

• controllers
  • controller-user.js
• models
  • User.js
  • UserSchema.js
• views
  • user.ejs
  • login.ejs
  • register.ejs
  • users.ejs
  • ...

MongoDB

Set MongoDB URL and MongoDB database name (collection) in .env file

• MONGODB_URL="mongodb+srv://...?retryWrites=true&w=majority"
• MONGODB_NAME=""