Class: SimplyCouch::Model::HasAndBelongsToMany::Property

Inherits:
AssociationProperty show all
Defined in:
lib/simply_couch/model/has_and_belongs_to_many.rb

Instance Attribute Summary

Attributes inherited from AssociationProperty

#name, #options

Instance Method Summary collapse

Methods inherited from AssociationProperty

#association?, #build, #dirty?, #serialize, #supports_dirty?

Constructor Details

#initialize(owner_clazz, name, options = {}) ⇒ Property

Returns a new instance of Property.



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# File 'lib/simply_couch/model/has_and_belongs_to_many.rb', line 187

def initialize(owner_clazz, name, options = {})
  options = {
    :storing_keys => false,
    :class_name => owner_clazz.find_association_class_name(name),
    :foreign_key => nil,
  }.update(options)

  # there is only one pair of foreign_keys and it usualy the name of the class not storing the keys
  if options[:foreign_key].blank?
    if options[:storing_keys]
      options[:foreign_key] = options[:class_name].singularize.underscore.sub(/.*\//, '').foreign_key.pluralize.to_sym
    else
      options[:foreign_key] = owner_clazz.name.singularize.underscore.sub(/.*\//, '').foreign_key.pluralize.to_sym
    end
  end
  options[:class_storing_keys] = options[:storing_keys] ? owner_clazz.name : options[:class_name]
  @name, @options = name, options

  options.assert_valid_keys(:class_name, :foreign_key, :storing_keys, :class_storing_keys)

  owner_clazz.class_eval do
    _define_cache_accessors(name, options)
    define_has_and_belongs_to_many_property(options[:foreign_key]) if options[:storing_keys]
    define_has_and_belongs_to_many_views(name, options)
    define_has_and_belongs_to_many_getter(name, options)
    define_has_and_belongs_to_many_setter_add(name, options)
    define_has_and_belongs_to_many_setter_remove(name, options)
    define_has_and_belongs_to_many_setter_remove_all(name, options)
    define_has_and_belongs_to_many_count(name, options)
    define_has_and_belongs_to_many_after_destroy_cleanup(name, options)
  end
end