# we want /posts, /posts/published, /posts/drafts, etc. without too much duplication<\/span><\/div> <\/div>
# model<\/span><\/div>class<\/span> Post<\/span> <<\/span> ActiveRecord<\/span>::<\/span>Base<\/span><\/div> named_scope<\/span> :published<\/span>,<\/span> lambda<\/span> {{<\/span>:conditions<\/span> =><\/span> .<\/span>.<\/span>.<\/span>}}<\/span><\/div> named_scope<\/span> :draft<\/span>,<\/span> lambda<\/span> {{<\/span>:conditions<\/span> =><\/span> .<\/span>.<\/span>.<\/span>}}<\/span><\/div> named_scope<\/span> :expired<\/span>,<\/span> lambda<\/span> {{<\/span>:conditions<\/span> =><\/span> .<\/span>.<\/span>.<\/span>}}<\/span><\/div> named_scope<\/span> :upcoming<\/span>,<\/span> lambda<\/span> {{<\/span>:conditions<\/span> =><\/span> .<\/span>.<\/span>.<\/span>}}<\/span><\/div>end<\/span><\/div> <\/div>
# app controller<\/span><\/div>class<\/span> ApplicationController<\/span> <<\/span> ActionController<\/span>::<\/span>Base<\/span><\/div> <\/div>
protected<\/span><\/div> <\/div>
# this creates actions for each publish status, which call find_resources with the correct scope<\/span><\/div> def<\/span> self<\/span>.<\/span>publish_status_actions<\/span><\/div> [<\/span>:published<\/span>,<\/span> :draft<\/span>,<\/span> :expired<\/span>,<\/span> :upcoming<\/span>].<\/span>each<\/span> do<\/span> |<\/span>action<\/span>|<\/span><\/div> define_method<\/span> action<\/span> do<\/span><\/div> self<\/span>.<\/span>resources<\/span> =<\/span> find_resources<\/span>(<\/span>action<\/span>)<\/span><\/div> render<\/span> :action<\/span> =><\/span> :index<\/span><\/div> end<\/span><\/div> end<\/span><\/div> end<\/span><\/div> <\/div>
def<\/span> find_resources<\/span>(<\/span>scope<\/span> =<\/span> :all<\/span>)<\/span><\/div> resource_service<\/span>.<\/span>send<\/span>(<\/span>scope<\/span>)<\/span>.<\/span>paginate<\/span>(<\/span>:page<\/span> =><\/span> params<\/span>[<\/span>:page<\/span>]<\/span>)<\/span><\/div> end<\/span><\/div> <\/div>
end<\/span><\/div> <\/div>
# posts controller<\/span><\/div>class<\/span> PostsController<\/span> <<\/span> ApplicationController<\/span><\/div> resources_controller<\/span> :posts<\/span><\/div> publish_status_actions<\/span><\/div>end<\/span><\/div><\/pre><\/div>\n \n <\/div>\n\n