Code examples for "Understanding REST in Rails 3" - http://thoughtsincomputation.com/understanding-rest-in-rails-3

Example 1

REST request    | CRUD request         | Action
----------------|----------------------|-------
POST   /posts   | /posts/create        | Create
GET    /posts/1 | /posts/show/colin    | Read
PUT    /posts/1 | /posts/update/colin  | Update
DELETE /posts/1 | /posts/destroy/colin | Delete

Example 10

/profile/posts
/profile/posts/new
/profile/posts/1
/profile/posts/1/edit
/profile/posts/1/destroy

Example 11.rb

resource :user do
  resources :devices do
    member do
      put 'activate'
      put 'deactivate'
    end
  end
end

Example 12

/user/devices
/user/devices/1
/user/devices/1/edit
/user/devices/1/activate
/user/devices/1/deactivate
# and so forth.

Example 13.rb

put 'activate', :as => 'enable'

Example 14.rb

# these are equivalent to one another
resources :devices, :only => [:index, :create, :update, :destroy, :show]
resources :devices, :except => [:new, :edit]

Example 15.rb

resources :support_requests, :except => :destroy do
  member do
    delete 'destroy', :action => 'cancel'
  end
end

Example 16

DELETE /support_requests/:id(.:format)  #=>  {:action=>"cancel", :controller=>"support_requests"}

Example 17.rb

scope "/admin" do
  resources :accounts
end

Example 18

/admin/accounts
/admin/accounts/new
/admin/accounts/1
# and so forth.

Example 19.rb

scope :except => [:edit, :new] do
  resource :profile
  resources :posts
  # as many as you want!
end

Example 2

REST request path    | Rails action name | Description
---------------------|-------------------|-------------
GET    /posts        | index             | Render a list of all post
GET    /posts/new    | new               | Render a form for creating a single new post
POST   /posts        | create            | Create a single new post from the received data
GET    /posts/1      | show              | Render a single existing post
GET    /posts/1/edit | edit              | Render a form for editing a single existing post
PUT    /posts/1      | update            | Update a single existing post based on the received data
DELETE /posts/1      | destroy           | Destroy a single existing post

Example 3

/profiles/1/show

Example 4

/profile

Example 5

REST request path    | Rails action name | Description
---------------------|-------------------|-------------
GET    /profile/new  | new               | Render a form for creating the profile
POST   /profile      | create            | Create a the profile from the received data
GET    /profile      | show              | Render a the profile
GET    /profile/edit | edit              | Render a form for editing the profile
PUT    /profile      | update            | Update the profile based on the received data
DELETE /profile      | destroy           | Destroy the profile

Example 6.rb

resource :profile
resources :posts

Example 7.sh

rake routes

Example 8.rb

resource :profile do
  resources :posts
end

Example 9

/profile
/profile/new
/profile/edit