Redmine/app/views/news/index.api.rsb

api.array :news, api_meta(:total_count => @news_count, :offset => @offset, :limit => @limit) do
  @newss.each do |news|
    api.news do
      api.id news.id
      api.project(:id => news.project_id, :name => news.project.name) unless news.project.nil?
      api.author(:id => news.author_id, :name => news.author.name) unless news.author.nil?

      api.title         news.title
      api.summary       news.summary
      api.description   news.description
      api.created_on news.created_on
    end
  end
end