Introduction to Cuba

Introduction to Cuba "The Ruby Microframework"

Transcript

2. Francesco frodsan@me.com
3. Cuba (‛ƅ㱼ƅ)‛ Ruby microframework for web development.

4. ʕ•ᴥ•ʔ ! • Small. • Focused. • Simple.
 • Stable. • Rack.
 • Fast.
5. require "cuba"! ! Cuba.define do! on "home" do! res.write("Hello Cuba")! end! end
6. Rules
7. Cuba.define do! on "home" do # PATH == "/home"! ! res.write("Hello Cuba")! end! end
8. Cuba.define do! on "home" do # PATH == "/home"! ! res.write("Hello Cuba")! end! ! on "about" do # PATH == "/about"! ! res.write("About us”)! end! end
9. Captures
10. Cuba.define do! on "hello/:name" do |name|! ! res.write("Hello #{ name }")! end! end! ! # /hello/frodsan => Hello frodsan
11. Matchers
12. Cuba.define do! on /hello\/(^[a-zA-Z]+$)/ do |name|! ! res.write("Hello #{ name }")! end! end! ! # /hello/frodsan => Hello frodsan! # /hello/123 =>
13. Cuba.define do! on :name do |name|! ! res.write("Hello #{ name }")! end! end! ! # /frodsan => Hello frodsan! # /123 => Hello 123
14. Cuba.define do! # Any expression that! # evaluates to `true`.! on (*) do! ! res.write("Hello Cuba")! end! end
15. Cuba.define do! # Any expression that! # evaluates to `true`.! on true do! ! res.write("Hello Cuba")! end! end
16. Cuba.define do! on false do! ! res.write("⊙﹏⊙")! end! ! on true do! ! res.write("the winner")! end! end
17. Cuba.define do! on authenticated? do! # . . .! end! ! on true do! ! res.status = 401! ! res.write("Not authorized")! end! end
18. Nested Blocks
19. Cuba.define do! on "posts" do! # /posts/new! on "new" do! # . . .! end! ! ! ! # /posts/mypost! on :slug do |slug|! ! # . . .! end! end! end
20. 404 (Else)
21. Cuba.define do! on "posts" do! on "new" do! ! # . . .! ! # on true do! on default do! res.status = 404! res.write("Not Found")! end! end! end
22. Helpers
23. Cuba.define do! on "posts" do! on get do! # METHOD == GET! end! ! on post do! on param("post") do |post|! end! end! end! end
24. Composition
25. class Users < Cuba
 define do! on "posts" do! on "new" do! ! # . . .! end! ! on :slug do |slug|! ! # . . .! end! end! end! end
26. Cuba.define do! on authenticated? do! run(Users)! end! ! on default do! ! res.status = 401! ! res.write("Not authorized")! end! end
27. Stack
28. ʕ•ᴥ•ʔ ! • hache • mote • mote-render • malone
 • ohm • ost • rack-protection • requests • scrivener
 • shield
29. ! on "signup" do! on post, param("user") do |params|! signup = Signup.new(params)! ! on signup.valid? do! user = User.create(params)! authenticate(user)! ! res.redirect("/dashboard")! end! ! on default do! end! end! end!
30. ! on "posts" do! on post, param("post") do |params|! end! ! on :id do |id|! post = Post[id]! ! on default do! render("post", post: post)! end! end! ! on default do! render("posts")! end! end!
31. theguidetocuba.io A Getting Started guide (WIP)

32. github.com/punchgirls/job_board/ An Open Source application.

33. cuba.is Cuba’s website.

34. thx <3