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require 'active_support/core_ext/object/with_options'
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
validate :check_empty_credit_limit
protected
def check_empty_credit_limit
errors.add_on_empty "credit_limit"
end
end
end
end
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