Phoenix in Action

Chapter 10. Plugs, assigns, and dealing with session data

This chapter covers

• Creating modules that implement the Plug behavior
• Passing information through your application in assigns
• Handling user authentication

In the past couple of chapters, you’ve created routes and controllers needed for creating, viewing, and editing items for your auction web application. That’s been great, but there’s a glaring hole: bids. How can you have an auction without bids? Furthermore, how can you track who a bid is from if you don’t have users?

Before you expand the number of structs in your application by adding bids (which you’ll do in the next chapter), we’ll discuss creating users in your application. The main focus of this chapter is using session ...