More Pragmatic Patterns of Ruby on Rails at Kansai Ruby Kaigi #02

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• http://www.kozuchi.net • http://github.com/everyleaf/kozuchi 2009 11 7

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class Book < ActiveRecord::Base validates_presence_of :title end 2009 11 7

<%= error_messages_for :book %> 2009 11 7

validate :check_title private def check_title errors.add(:title, 'Ruby !') unless title.to_s =~ /Ruby/ 2009 11 7 end

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validate 2009 11 7

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Validate 2009 11 7

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validate 2009 11 7

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before_save :check_parent_id private def check_parent_id return true unless parent raise “bad parent_id!” unless parent.user_id != user_id end 2009 11 7

before_save :check_parent_id private def check_parent_id return true unless parent raise IllegalOperationError, “bad parent_id!” unless parent.user_id != user_id end 2009 11 7

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validate Controller 2009 11 7

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Object save save save 2009 11 7

validates_presence_of :description, :if => Proc.new {|o| !o.loose?} 2009 11 7

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Object callback callback callback callback callback callback callback 2009 11 7

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URL 2009 11 7

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map.resources aaaao a +option map.resource map.xxx map.connect 2009 11 7

URL /groups GET index /groups POST create /groups/3 GET show /groups/3 PUT update /groups/3 DELETE destroy /groups/new GET new /groups/3/edit GET edit 2009 11 7

map.resources :groups 2009 11 7

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<%= link_to " ", groups_path %> 2009 11 7

URL URL /groups GET index groups /groups POST create /groups/3 GET show /groups/3 group PUT update /groups/3 DELETE destroy /groups/new new_group GET new /groups/3/edit edit_group GET edit 2009 11 7

<%= link_to " ", groups_path %> 2009 11 7

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GET PUT / URL DELETE POST 2009 11 7

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map.resources aaaao a +option map.resource map.xxx map.connect 2009 11 7

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map.with_options :path_preﬁx => 'books', :controller => 'books’ do |books| books.monthly_books ':year/:month', :action => 'monthly' books.daily_books ':year/:month/:date' :action => 'daily' end 2009 11 7

map.with_options :controller => 'books' do |books| // BooksController end map.with_options :controller => 'authors' do |authors| // AuthorsController end 2009 11 7

map.resources :diaries do |d| d.resources :comments end 2009 11 7

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map.resources :diaries do |d| d.resources :comments end map.all_comments 'diaries/comments’, :controller => 'diary_comments’, :action => 'all_comments' 2009 11 7

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map.resources :diaries map.with_options :controller => 'diary_comments' do |dc| dc.resources :comments, :path_preﬁx => 'diary/:diary_id', :name_preﬁx => 'diary_’ dc.all_comments 'diaries/comments’, :action => 'all_comments' end 2009 11 7

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Tag Tagging 2009 11 7

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BooksController TagService AuthorsController ReviewsController 2009 11 7

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URL HTTP /books/edit GET edit_all /books PUT update_all /books DELETE destroy_all 2009 11 7

URL HTTP /books/tags/edit GET edit_tags /books/tags PUT update_tags /books/tags DELETE destroy_tags 2009 11 7

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More Pragmatic Patterns of Ruby on Rails at Kansai Ruby Kaigi #02

by nay on Nov 09, 2009

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More Pragmatic Patterns of Ruby on Rails at Kansai Ruby Kaigi #02 — Presentation Transcript

http://ko.meadowy.net	101
http://s.deeeki.com	1