Not–so–skinny Controllers

Version #1

• https://gist.github.com/2838490#gistcomment-356060
• https://twitter.com/dhh/status/216234613507489792

class PostsController
  before_filter :set_entry
  before_filter :reject_spam

  def create
    @comment = @entry.comments.create!(params[:post].permit(:title, :body).merge(author: current_user))

    Notifications.new_comment(@comment).deliver

    TwitterPoster.new(current_user, @comment.body).post              if @comment.share_on_twitter?
    FacebookPoster.new(current_user, @comment.body).action(:comment) if @comment.share_on_facebook?    
  end

  private
    def set_entry
      @entry = current_account.entries.find(params[:id])
    end

    def reject_spam
      head :bad_request if SpamChecker.spammy?(params[:post][:body])
    end
end