JezK
Edit File: company_in_module.rb
module MyApplication module Business class Company < ActiveRecord::Base attr_protected :rating end class Firm < Company has_many :clients, :order => "id", :dependent => :destroy has_many :clients_sorted_desc, :class_name => "Client", :order => "id DESC" has_many :clients_of_firm, :foreign_key => "client_of", :class_name => "Client", :order => "id" has_many :clients_like_ms, :conditions => "name = 'Microsoft'", :class_name => "Client", :order => "id" has_many :clients_using_sql, :class_name => "Client", :finder_sql => 'SELECT * FROM companies WHERE client_of = #{id}' has_one :account, :class_name => 'MyApplication::Billing::Account', :dependent => :destroy end class Client < Company belongs_to :firm, :foreign_key => "client_of" belongs_to :firm_with_other_name, :class_name => "Firm", :foreign_key => "client_of" class Contact < ActiveRecord::Base; end end class Developer < ActiveRecord::Base has_and_belongs_to_many :projects validates_length_of :name, :within => (3..20) end class Project < ActiveRecord::Base has_and_belongs_to_many :developers end module Prefixed def self.table_name_prefix 'prefixed_' end class Company < ActiveRecord::Base end class Firm < Company self.table_name = 'companies' end module Nested class Company < ActiveRecord::Base end end end end module Billing class Firm < ActiveRecord::Base self.table_name = 'companies' end module Nested class Firm < ActiveRecord::Base self.table_name = 'companies' end end class Account < ActiveRecord::Base with_options(:foreign_key => :firm_id) do |i| i.belongs_to :firm, :class_name => 'MyApplication::Business::Firm' i.belongs_to :qualified_billing_firm, :class_name => 'MyApplication::Billing::Firm' i.belongs_to :unqualified_billing_firm, :class_name => 'Firm' i.belongs_to :nested_qualified_billing_firm, :class_name => 'MyApplication::Billing::Nested::Firm' i.belongs_to :nested_unqualified_billing_firm, :class_name => 'Nested::Firm' end protected def validate errors.add_on_empty "credit_limit" end end end end