phoenix and the plug-life

Phoenix and the Plug-life

What is Phoenix?

A productive, reliable, and fast web

framework

What is Plug?

A specification for composable modules in

between web applications

Also, connection adapters for different web servers in the

Erlang VM

Plugs can be• any function that accepts a

connection and options and returns the connection

• any module that implements `init` and `call`

• any module that `use`s Plug.Builder

“Hello, world” - Plug

Plug.Adapters.Cowboy.http(Pl, [])

Conn• Request and response rolled

together

• Just a struct at the end of the day

• direct interface to the underlying web server

• assigns is how you pass information from one plug to a future plug

Plug Routing

Plug.Adapters.Cowboy.http(Pl.Router, [])

Pipelines

“Hello, world” -Phoenix

Phoenix Routing

Phoenix Controllers

Controllers are just Plugs

Phoenix Template

Resources

• http://www.phoenixframework.org/v0.13.1/docs/overview

• http://hexdocs.pm/phoenix/

• https://github.com/elixir-lang/plug

• http://hexdocs.pm/plug/

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