Screencast: Decent Exposure

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Download(21.9 MB, 9:55)
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Resourcen:

• decent_exposure
• Full episode source code

Quellcode:

[ruby]
# articles_controller.rb
expose(:articles) { Article.order(:name) }
expose(:article)

# or without decent_exposure

def articles
@articles ||= Article.order(:name)
end
helper_method :articles

def article
@article ||= params[:id] ? Article.find(params[:id]) : Article.new(params[:article])
end
helper_method :article

# comments_controller.rb
expose(:article)
expose(:comments) { article.comments }
expose(:comment)
[/ruby]