Indy.rb November 2012 Intro (using termnote)

gistfile1.yml

---
type: chapter
title: Indy.rb November 2012
subtitle: Microframework Hack Night

---
type: text
title: Sponsored by...
content: |
  Thanks iGoDigital!

# Switched from old 'list' type
---
type: text
title: iGoDigital Jobs
content: |
 - Senior Ruby Developer
 - Senior System Administrator
 - Interaction Developer
 - Ruby Backend Developer
 - Web Application Developer

---
type: text
title: Introductions
content: |
  Who are you? What do you do? What brings you here tonight?

---
type: chapter
title: "Tonight's Agenda"

---
type: chapter
title: "What Are We Building?"
subtitle: Reddit Clones!

# Switched from old 'list' type
---
type: text
title: Features
content: |
 - "A user can post an article"
 - "A user can up- or down- vote an article"
 - "A user can comment on an article"

# Switched from old 'list' type
---
type: text
title: The (micro) Frameworks
content: |
  - Camping
  - Cramp
  - Cuba
  - Espresso
  - Grape
  - Nancy
  - Ramaze
  - Raptor

---
type: chapter
title: Camping
subtitle: "A little white blood cell in the vein of Rails"

---
type: code
title: Camping
language: ruby
source: |
  Camping.goes :Blog

  module Blog::Models
    class Post < Base; end
  end

  module Blog::Controllers
    class Index
      def get
        @posts = Post.all
        render :index
      end
    end
  end

  module Blog::Views
    def index
      @posts.each do |post|
        h1 post.title
        div.content! { post.body }
      end
    end
  end

---
type: chapter
title: Cramp
subtitle: "Fully asynchronous real-time web application framework"

---
type: code
title: Cramp
language: ruby
source: |
  require "rubygems"
  require 'cramp'

  class HomeAction < Cramp::Action
    def start
      render "Hello World"
      finish
    end
  end

  run HomeAction

---
type: chapter
title: Cuba
subtitle: "Rum-based microframework for web development"

---
type: code
title: Cuba
language: ruby
source: |
  require "cuba"
  require "rack/protection"
  require "securerandom"

  Cuba.use Rack::Session::Cookie, :secret => SecureRandom.hex(64)
  Cuba.use Rack::Protection

  Cuba.define do
    on get do
      on "hello" do
        res.write "Hello world!"
      end

      on root do
        res.redirect "/hello"
      end
    end
  end

---
type: chapter
title: Espresso
subtitle: "Scalable Web Framework aimed at Speed and Simplicity"

---
type: code
title: Espresso
language: ruby
source: |
  require 'e'

  class App < E

    map '/'

    def index
      # ...
    end
  end
  App.run

---
type: chapter
title: Grape
subtitle: "An opinionated micro-framework for creating REST-like APIs in Ruby"

---
type: code
title: Grape
language: ruby
source: |
  class Twitter::API < Grape::API
    version 'v1', :using => :header, :vendor => 'twitter'
    format :json
    resource :statuses do

      desc "Returns a public timeline."
      get :public_timeline do
        Tweet.limit(20)
      end

      desc "Creates a tweet."
      params do
        requires :status, :type => String, :desc => "Your status."
      end
      post :update do
        Tweet.create(
          :user => current_user,
          :text => params[:status]
        )
      end
    end

  end

---
type: chapter
title: Nancy
subtitle: "Sinatra's little daughter"

---
type: code
title: Nancy
language: ruby
source: |
  require "nancy"

  class Hello < Nancy::Base
    use Rack::Session::Cookie # for sessions
    include Nancy::Render # for templates

    get "/" do
      "Hello World"
    end

    get "/hello" do
      redirect "/"
    end

    get "/hello/:name" do
      "Hello #{params['name']}"
    end
  end

---
type: chapter
title: Ramaze
subtitle: "Simple, light and modular open-source web application framework written in Ruby"

---
type: code
title: Ramaze
language: ruby
source: |
  require 'ramaze'

  class MyController < Ramaze::Controller
    map '/'

    def index
      return "Hello, Ramaze!"
    end
  end

  Ramaze.start

---
type: chapter
title: Raptor
subtitle: "An experimental web framework."

---
type: code
title: Raptor
language: ruby
source: |
  module MyApp
    App = Raptor::App.new(self) do
      path "article" do
        show
        index
        update :if => :admin, :redirect => :index
      end
    end

    module Records
      class Article < YourFavoriteORM::Record
        # Do as you please
      end
    end
    # ...

---
type: code
title: Raptor
language: ruby
source: |
  # ...
    module Constraints
      class Admin
        def match?(params)
          Records::User.find_by_id(params[:user_id]).admin?
        end
      end
    end

    module Presenters
      class Article
        def initialize(subject); @subject = subject; end
        def slug; @subject.title.to_slug; end
      end
    end
  end