example-filters.rb

# Before/After filters in padrino

SimpleApp.controllers :posts do
  # These are public actions, no authentication required
  get :index do; ... end;
  get :show, :with => :id do; ... end;

  # These actions require being authenticated

  # Variant 1
  before :ensure_user_logged_in!,  :for => :authenticated
  after  :log_user_modifications!, :for => :authenticated

  # Variant 2
  group :authenticated, :before => :ensure_user_logged_in!, :after => :log_user_modifications! do
    # Variant 3
    before :ensure_user_logged_in!
    after  :log_user_modifications!
    post :create do; ... end
    delete :destroy, :with => :id do; ... end
  end
end