浜松Rails3道場　其の壱　プロジェクト作成〜Rouging編

Routing
Hamamatsurb#4 2011.06.08 @mackato

Version 1.9.2

Version 3.0.7

.rvmrc
rvm ruby-1.9.2-p180@rails-3_0_7

rails new rails3dojo -m http://railswizard.org/ae25c16f22597ad5ea98.rb -J -T

Gemﬁle
gem 'rake', '0.8.7'

gem uninstall rake -v=0.9.x
bundle update
※ Rails3.1 0.9.1 OK!

Mac only!

cd ~/.pow
ln -s /path/to/rails3dojo
open http://rails3dojo.dev/

http://localhost:3000/

rm public/index.html public/images/rails.png

http://localhost:3000/

Routing

HTTP

Methods: GET, POST, PUT, DELETE
Paths: /login, /pages/2, /items.xml

params[:id] format

: Rails Routing from the Outside In. http://guides.rubyonrails.org/routing.html

rails g controller welcome index

spec/controllers/welcome_controller_spec.rb
# -*- coding: utf-8 -*-
require 'spec_helper'

describe WelcomeController do

  describe "#index" do
    it "should be successful" do
      get 'index'
      response.should be_success
    end

    it "GET / " do
      { :get => "/" }.should route_to(
        :controller => "welcome",
        :action => "index" )
    end
  end

end

bundle exec rspec

conﬁg/routes.rb
Rails3dojo::Application.routes.draw do
# You can have the root of your site routed with "root"
root :to => "welcome#index"
end

WelcomeController#index
root_path => /
root_url => http://localhost:3000/

# -*- coding: utf-8 -*-

describe WelcomeController do

  describe "#index" do
    it "should be successful" do
      get 'index'
      response.should be_success
    end

    it "GET root_path " do
      { :get => root_path }.should route_to(
        :controller => "welcome",
        :action => "index" )
    end
  end

end

rm -f app/views/layouts/application.html.erb
git clone git://gist.github.com/1012788.git
mv 1012788/application.html.haml app/views/layouts/
rm -rf 1012788

git clone git://gist.github.com/1012756.git
rm -rf 1012756/.git
mv 1012756 public/stylesheets/sass

conﬁg/routes.rb

  resources :pages
end

% rake routes

root /(.:format) {:controller=>"welcome", :action=>"index"}

pages GET /pages(.:format) {:action=>"index", :controller=>"pages"}

POST /pages(.:format) {:action=>"create", :controller=>"pages"}

new_page GET /pages/new(.:format) {:action=>"new", :controller=>"pages"}

edit_page GET /pages/:id/edit(.:format) {:action=>"edit", :controller=>"pages"}

page GET /pages/:id(.:format) {:action=>"show", :controller=>"pages"}

PUT /pages/:id(.:format) {:action=>"update", :controller=>"pages"}

DELETE /pages/:id(.:format) {:action=>"destroy", :controller=>"pages"}

Collection Member

Pages Page

index GET pages_path show GET page_path(id)
new GET new_page_path edit GET edit_page_path(id)
create POST pages_path update PUT page_path(id)
destroy DELETE page_path(id)

rails g controller pages index new

http://localhost:3000/pages/new

spec/controllers/pages_controller_spec.rb
# -*- coding: utf-8 -*-

describe PagesController do

  describe "#index'" do
    ...
    it "GET pages_path " do
      { :get => pages_path }.should route_to(:controller => "pages", :action => "index" )
    end
  end

  describe "#new'" do
    ...
    it "GET new_page_path " do
      { :get => new_page_path }.should route_to(:controller => "pages", :action => "new" )
    end
  end

end

app/views/layouts/application.html.haml
<!doctype html>
...
        %h3 Shortcuts
        %ul
          %li= link_to "Home", root_path
          %li= link_to "Pages", pages_path
          %li= link_to "New Page", new_page_path

conﬁg/routes.rb


  resources :pages

  namespace "admin" do
    resources :pages
  end
end

http://localhost:3000/admin/pages

% rake routes
...
admin_pages GET /admin/pages(.:format) {:action=>"index", :controller=>"admin/pages"}
POST /admin/pages(.:format) {:action=>"create", :controller=>"admin/pages"}
new_admin_page GET /admin/pages/new(.:format) {:action=>"new", :controller=>"admin/pages"}
edit_admin_page GET /admin/pages/:id/edit(.:format) {:action=>"edit", :controller=>"admin/pages"}
admin_page GET /admin/pages/:id(.:format) {:action=>"show", :controller=>"admin/pages"}
PUT /admin/pages/:id(.:format) {:action=>"update", :controller=>"admin/pages"}
DELETE /admin/pages/:id(.:format) {:action=>"destroy", :controller=>"admin/pages"}

pages_path admin_pages_path
edit_page_path(id) edit_admin_page_path(id)

conﬁg/routes.rb


  resources :pages do
    resources :comments
  end
end

http://localhost:3000/pages/2/comments

rake routes
...
page_comments GET /pages/:page_id/comments(.:format) {:action=>"index", :controller=>"comments"}
POST /pages/:page_id/comments(.:format) {:action=>"create", :controller=>"comments"}
new_page_comment GET /pages/:page_id/comments/new(.:format) {:action=>"new", :controller=>"comments"}
edit_page_comment GET /pages/:page_id/comments/:id/edit(.:format) {:action=>"edit", :controller=>"comments"}
page_comment GET /pages/:page_id/comments/:id(.:format) {:action=>"show", :controller=>"comments"}
PUT /pages/:page_id/comments/:id(.:format) {:action=>"update", :controller=>"comments"}
DELETE /pages/:page_id/comments/:id(.:format) {:action=>"destroy", :controller=>"comments"}

comments_path page_comments_path(page_id)
edit_comment_path(id) edit_page_comment_path(page_id, id)

conﬁg/routes.rb


  resources :pages do
    get 'freeze', :on => :collection
    get 'preview', :on => :member
  end
end

http://localhost:3000/pages/freeze
http://localhost:3000/pages/2/preview

rake routes
(in /Users/kato/sandbox/rails3dojo)
root /(.:format) {:controller=>"welcome", :action=>"index"}
freeze_pages GET /pages/freeze(.:format) {:action=>"freeze", :controller=>"pages"}
preview_page GET /pages/:id/preview(.:format) {:action=>"preview", :controller=>"pages"}
pages GET /pages(.:format) {:action=>"index", :controller=>"pages"}
POST /pages(.:format) {:action=>"create", :controller=>"pages"}
new_page GET /pages/new(.:format) {:action=>"new", :controller=>"pages"}
edit_page GET /pages/:id/edit(.:format) {:action=>"edit", :controller=>"pages"}
page GET /pages/:id(.:format) {:action=>"show", :controller=>"pages"}
PUT /pages/:id(.:format) {:action=>"update", :controller=>"pages"}
DELETE /pages/:id(.:format) {:action=>"destroy", :controller=>"pages"}

freeze_pages_path
preview_page_path(id)

浜松Rails3道場　其の壱　プロジェクト作成〜Rouging編

浜松Rails3道場　其の壱　プロジェクト作成〜Rouging編

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