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class AbstractCompany < ActiveRecord::Base
self.abstract_class = true
end
class Company < AbstractCompany
attr_protected :rating
set_sequence_name :companies_nonstd_seq
validates_presence_of :name
has_one :dummy_account, :foreign_key => "firm_id", :class_name => "Account"
def arbitrary_method
"I am Jack's profound disappointment"
end
private
def private_method
"I am Jack's innermost fears and aspirations"
end
end
module Namespaced
class Company < ::Company
end
class Firm < ::Company
has_many :clients, :class_name => 'Namespaced::Client'
end
class Client < ::Company
end
end
class Firm < Company
has_many :clients, :order => "id", :dependent => :destroy, :counter_sql =>
"SELECT COUNT(*) FROM companies WHERE firm_id = 1 " +
"AND (#{QUOTED_TYPE} = 'Client' OR #{QUOTED_TYPE} = 'SpecialClient' OR #{QUOTED_TYPE} = 'VerySpecialClient' )"
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 :unvalidated_clients_of_firm, :foreign_key => "client_of", :class_name => "Client", :validate => false
has_many :dependent_clients_of_firm, :foreign_key => "client_of", :class_name => "Client", :order => "id", :dependent => :destroy
has_many :exclusively_dependent_clients_of_firm, :foreign_key => "client_of", :class_name => "Client", :order => "id", :dependent => :delete_all
has_many :limited_clients, :class_name => "Client", :order => "id", :limit => 1
has_many :clients_like_ms, :conditions => "name = 'Microsoft'", :class_name => "Client", :order => "id"
has_many :clients_with_interpolated_conditions, :class_name => "Client", :conditions => 'rating > #{rating}'
has_many :clients_like_ms_with_hash_conditions, :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_many :clients_using_counter_sql, :class_name => "Client",
:finder_sql => 'SELECT * FROM companies WHERE client_of = #{id}',
:counter_sql => 'SELECT COUNT(*) FROM companies WHERE client_of = #{id}'
has_many :clients_using_zero_counter_sql, :class_name => "Client",
:finder_sql => 'SELECT * FROM companies WHERE client_of = #{id}',
:counter_sql => 'SELECT 0 FROM companies WHERE client_of = #{id}'
has_many :no_clients_using_counter_sql, :class_name => "Client",
:finder_sql => 'SELECT * FROM companies WHERE client_of = 1000',
:counter_sql => 'SELECT COUNT(*) FROM companies WHERE client_of = 1000'
has_many :clients_using_finder_sql, :class_name => "Client", :finder_sql => 'SELECT * FROM companies WHERE 1=1'
has_many :plain_clients, :class_name => 'Client'
has_many :readonly_clients, :class_name => 'Client', :readonly => true
has_many :clients_using_primary_key, :class_name => 'Client',
:primary_key => 'name', :foreign_key => 'firm_name'
has_many :clients_grouped_by_firm_id, :class_name => "Client", :group => "firm_id", :select => "firm_id"
has_many :clients_grouped_by_name, :class_name => "Client", :group => "name", :select => "name"
has_one :account, :foreign_key => "firm_id", :dependent => :destroy, :validate => true
has_one :unvalidated_account, :foreign_key => "firm_id", :class_name => 'Account', :validate => false
has_one :account_with_select, :foreign_key => "firm_id", :select => "id, firm_id", :class_name=>'Account'
has_one :readonly_account, :foreign_key => "firm_id", :class_name => "Account", :readonly => true
has_one :account_using_primary_key, :primary_key => "firm_id", :class_name => "Account"
end
class DependentFirm < Company
has_one :account, :foreign_key => "firm_id", :dependent => :nullify
has_many :companies, :foreign_key => 'client_of', :order => "id", :dependent => :nullify
end
class ExclusivelyDependentFirm < Company
has_one :account, :foreign_key => "firm_id", :dependent => :delete
has_many :dependent_sanitized_conditional_clients_of_firm, :foreign_key => "client_of", :class_name => "Client", :order => "id", :dependent => :delete_all, :conditions => "name = 'BigShot Inc.'"
has_many :dependent_conditional_clients_of_firm, :foreign_key => "client_of", :class_name => "Client", :order => "id", :dependent => :delete_all, :conditions => ["name = ?", 'BigShot Inc.']
has_many :dependent_hash_conditional_clients_of_firm, :foreign_key => "client_of", :class_name => "Client", :order => "id", :dependent => :delete_all, :conditions => {:name => 'BigShot Inc.'}
end
class Client < Company
belongs_to :firm, :foreign_key => "client_of"
belongs_to :firm_with_basic_id, :class_name => "Firm", :foreign_key => "firm_id"
belongs_to :firm_with_select, :class_name => "Firm", :foreign_key => "firm_id", :select => "id"
belongs_to :firm_with_other_name, :class_name => "Firm", :foreign_key => "client_of"
belongs_to :firm_with_condition, :class_name => "Firm", :foreign_key => "client_of", :conditions => ["1 = ?", 1]
belongs_to :readonly_firm, :class_name => "Firm", :foreign_key => "firm_id", :readonly => true
# Record destruction so we can test whether firm.clients.clear has
# is calling client.destroy, deleting from the database, or setting
# foreign keys to NULL.
def self.destroyed_client_ids
@destroyed_client_ids ||= Hash.new { |h,k| h[k] = [] }
end
before_destroy do |client|
if client.firm
Client.destroyed_client_ids[client.firm.id] << client.id
end
true
end
# Used to test that read and question methods are not generated for these attributes
def ruby_type
read_attribute :ruby_type
end
def rating?
query_attribute :rating
end
class << self
private
def private_method
"darkness"
end
end
end
class SpecialClient < Client
end
class VerySpecialClient < SpecialClient
end
class Account < ActiveRecord::Base
belongs_to :firm
def self.destroyed_account_ids
@destroyed_account_ids ||= Hash.new { |h,k| h[k] = [] }
end
before_destroy do |account|
if account.firm
Account.destroyed_account_ids[account.firm.id] << account.id
end
true
end
protected
def validate
errors.add_on_empty "credit_limit"
end
private
def private_method
"Sir, yes sir!"
end
end
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