class Registration < ActiveRecord::Base belongs_to :person belongs_to :conference belongs_to :dietary_choice has_one :supporter_registration has_and_belongs_to_many :social_events attr_accessible :person_id, :conference_id, :attending_social_events, :attending_with_partner, :using_affiliated_lodging, :arrival, :departure, :person_attributes, :other_dietary_choice, :dietary_choice_id, :handicapped_access_required, :supporter_registration_attributes, :social_event_ids, :other_special_needs accepts_nested_attributes_for :person accepts_nested_attributes_for :supporter_registration accepts_nested_attributes_for :social_events end