Class: ActiveRecord::Base

Inherits:
Object
  • Object
show all
Defined in:
lib/models/reflection.rb,
lib/models/nested_attributes.rb

Class Method Summary collapse

Class Method Details

.accepts_nested_attributes_for_with_inheritance_management(*attr_names) ⇒ Object 



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# File 'lib/models/nested_attributes.rb', line 7

def accepts_nested_attributes_for_with_inheritance_management(*attr_names)
  accepts_nested_attributes_for_without_inheritance_management(*attr_names)
  alert_subclasses_of_new_nested_attributes
end

.alert_subclasses_of_new_nested_attributes ⇒ Object 



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# File 'lib/models/nested_attributes.rb', line 13

def alert_subclasses_of_new_nested_attributes
  subclasses.each do |subclass|
    subclass.superclass_received_nested_attributes(nested_attributes_options)
  end
end

.alert_subclasses_of_new_reflection(name, reflection) ⇒ Object 



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# File 'lib/models/reflection.rb', line 14

def alert_subclasses_of_new_reflection(name, reflection)
  subclasses.each do |subclass|
    subclass.superclass_created_new_reflection(name, reflection)
  end
end

.create_reflection_with_inheritance_management(macro, name, options, active_record) ⇒ Object 



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# File 'lib/models/reflection.rb', line 7

def create_reflection_with_inheritance_management(macro, name, options, active_record)
  reflection = create_reflection_without_inheritance_management(macro, name, options, active_record)
  alert_subclasses_of_new_reflection(name, reflection)
  reflection
end

.superclass_created_new_reflection(name, reflection) ⇒ Object 



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# File 'lib/models/reflection.rb', line 20

def superclass_created_new_reflection(name, reflection)
  return if reflections[name]
  write_inheritable_hash :reflections, name => reflection
end

.superclass_received_nested_attributes(super_nested_attr_options) ⇒ Object 



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# File 'lib/models/nested_attributes.rb', line 19

def superclass_received_nested_attributes(super_nested_attr_options)
  nested_attributes_options.update(super_nested_attr_options) do |hash, oldval, newval|
    oldval.nil? ? newval : oldval
  end
end