Rails5 And MongoDB

Requirements

• Ruby 2.4
• Rails 5
• MongoDB 3.6.2

Setup

MongoDB

• If MongoDB is not installed already, install it using: brew install mongodb
• Then run: sudo mkdir -p /data/db
• Run MongoDB server: mongod

Application

• Goto project's directory in your terminal
• Run bundle install

DoorKeeper setup for OAuth2 authentication

• rails generate doorkeeper:install
• rails generate doorkeeper:mongo_mapper:indexes

Create index for mongodb

• rails db:mongoid:create_indexes

Seed data using faker gem

• rails db:seed

See the application in action

• Start the local server using rails server

Get token

1. Visit http://127.0.0.1:3000/oauth/applications/new and provide the details there and click submit. It will redirect you to next page.
2. Then on next page displayed, click on Authorize button. It will show you the Authorization code.
3. Now using postman (or any http client), do the post request to http://127.0.0.1:3000/oauth/token/ providing the following parameters: client_id=APPLICATION-ID&client_secret=APPLICATION_SECRET&code=AUTHORIZATION-CODE&grant_type=authorization_code&redirect_uri=urn:ietf:wg:oauth:2.0:oob

Search results

• To see the token based authorization in action visit: http://127.0.0.1:3000/get-book-info/?q=SEARCH-TERM&access_token=ACCESS-TOKEN-RECEIVED-IN-STEP3