Rails 4 in Action

Chapter 6. Authentication

This chapter covers

• Adding authentication to an application
• Using the Devise gem
• More associations, linking tickets to users

You’ve created two resources for your Ticketee application: projects and tickets. Now you’ll add authentication to let users sign in to your application. With this feature, you can track which tickets were created by which users. A little later, you’ll use these user records to allow and deny access to certain parts of the application. To round out the chapter, you’ll create another CRUD interface, this time for the users resource, but with a twist.

The general idea behind having users for this application is that some users are in charge of creating projects (project owners), and others ...