vendor/rails/activerecord/test/models/company_in_module.rb

   1 module MyApplication
   2   module Business
   3     class Company < ActiveRecord::Base
   4       attr_protected :rating
   5     end
   6
   7     class Firm < Company
   8       has_many :clients, :order => "id", :dependent => :destroy
   9       has_many :clients_sorted_desc, :class_name => "Client", :order => "id DESC"
  10       has_many :clients_of_firm, :foreign_key => "client_of", :class_name => "Client", :order => "id"
  11       has_many :clients_like_ms, :conditions => "name = 'Microsoft'", :class_name => "Client", :order => "id"
  12       has_many :clients_using_sql, :class_name => "Client", :finder_sql => 'SELECT * FROM companies WHERE client_of = #{id}'
  13
  14       has_one :account, :dependent => :destroy
  15     end
  16
  17     class Client < Company
  18       belongs_to :firm, :foreign_key => "client_of"
  19       belongs_to :firm_with_other_name, :class_name => "Firm", :foreign_key => "client_of"
  20
  21       class Contact < ActiveRecord::Base; end
  22     end
  23
  24     class Developer < ActiveRecord::Base
  25       has_and_belongs_to_many :projects
  26       validates_length_of :name, :within => (3..20)
  27     end
  28
  29     class Project < ActiveRecord::Base
  30       has_and_belongs_to_many :developers
  31     end
  32
  33   end
  34
  35   module Billing
  36     class Firm < ActiveRecord::Base
  37       self.table_name = 'companies'
  38     end
  39
  40     module Nested
  41       class Firm < ActiveRecord::Base
  42         self.table_name = 'companies'
  43       end
  44     end
  45
  46     class Account < ActiveRecord::Base
  47       with_options(:foreign_key => :firm_id) do |i|
  48         i.belongs_to :firm, :class_name => 'MyApplication::Business::Firm'
  49         i.belongs_to :qualified_billing_firm, :class_name => 'MyApplication::Billing::Firm'
  50         i.belongs_to :unqualified_billing_firm, :class_name => 'Firm'
  51         i.belongs_to :nested_qualified_billing_firm, :class_name => 'MyApplication::Billing::Nested::Firm'
  52         i.belongs_to :nested_unqualified_billing_firm, :class_name => 'Nested::Firm'
  53       end
  54
  55       protected
  56         def validate
  57           errors.add_on_empty "credit_limit"
  58         end
  59     end
  60   end
  61 end