1. Rails3.1
RailsGuides Routing
2012/01/21 @akimatter

2. RBC @akimatter
https://github.com/akm
Ruby/Rails
6 http://d.hatena.ne.jp/akm/

3. agenda
EC URL
REST
REST
HTTP
Rails REST
HandsOn
RailsGuides
config/routes.rb
Rails

4. EC
URL

6. EC
/

8. REST

9. REST

10. REST
Representational State Transfer
“REST
( )
REST
2
”
http://ja.wikipedia.org/wiki/REST
AWS API

11. REST URL
URL
URL HTTP

12. REST
GET
DELETE
PUT
POST
http://www.infoq.com/jp/articles/designing-
restful-http-apps-roth

13. HTTP

14. HTTP
Chrome developer tool
GET POST

15. HTTP
RFC2616 9
http://www.studyinghttp.net/cgi-bin/rfc.cgi?
2616#Sec9
GET, POST OPTIONS, HEAD, PUT,
DELETE, TRACE, CONNECT
GET, HEAD, POST

16. http://www.studyinghttp.net/cgi-bin/rfc.cgi?
2616#Sec9.1.1
GET HEAD

17. {idempotent}
http://ja.forvo.com/word/idempotent/
“
http://www.studyinghttp.net/cgi-bin/rfc.cgi?2616#Sec9.1.2

18. “ :
idempotence
1
”
http://ja.wikipedia.org/wiki/

20. ID
DB OK

21. Rails REST

22. RESTful
scaffold
RESTful
RESTful URL
rake routes

23. scaffold
index .all
new .new
create .new #save
show .find(:id)
edit .find(:id)
update .find(:id) #save
destroy .find(:id) #destroy

24. URL
users
Rails1.x Rails2.0
RESTful URL RESTful URL
/users/index GET /users index
/users/new GET /users/new new
/users/create POST /users create
/users/show/:id GET /users/:id show
/users/edit/:id GET /users/:id/edit edit
/users/update/:id PUT /users/:id update
/users/destroy/:id DELETE /users/:id destroy
:id ID

25. HandsOn
RailsGuides

26. Rails Routing from the Outside In
ruby/rails/RailsGuides /Rails
Routing from the Outside In

28. #1
rails
rails new < >
rake routes

29. #2
rails generate scaffold < >
< 1>:< > < 2>:< > ...
rails g scaffold Photo
image_path:string size:integer

30. #3
DB
rake db:migrate
rails server
rails c

31. HandsOn
config/routes.rb

32. config/routes.rb

33. HandsOn
rails

34. config/routes.rb