Contents

module ActiveFedora::Associations::Builder
  class HasAndBelongsToMany < CollectionAssociation #:nodoc:
    self.macro = :has_and_belongs_to_many

    self.valid_options += [:inverse_of]

    def build
      reflection = super
      redefine_destroy
      reflection
    end

    private

      def redefine_destroy
        # Don't use a before_destroy callback since users' before_destroy
        # callbacks will be executed after the association is wiped out.
        name = self.name
        model.send(:include, Module.new {
          class_eval <<-RUBY, __FILE__, __LINE__ + 1
            def destroy          # def destroy
              super              #   super
              #{name}.clear      #   posts.clear
            end                  # end
          RUBY
        })
      end

  end
end

Version data entries

11 entries across 11 versions & 1 rubygems

Version	Path
active-fedora-7.0.4	lib/active_fedora/associations/builder/has_and_belongs_to_many.rb
active-fedora-7.0.3	lib/active_fedora/associations/builder/has_and_belongs_to_many.rb
active-fedora-7.0.2	lib/active_fedora/associations/builder/has_and_belongs_to_many.rb
active-fedora-7.0.1	lib/active_fedora/associations/builder/has_and_belongs_to_many.rb
active-fedora-7.0.0	lib/active_fedora/associations/builder/has_and_belongs_to_many.rb
active-fedora-7.0.0.rc3	lib/active_fedora/associations/builder/has_and_belongs_to_many.rb
active-fedora-7.0.0.rc2	lib/active_fedora/associations/builder/has_and_belongs_to_many.rb
active-fedora-7.0.0.rc1	lib/active_fedora/associations/builder/has_and_belongs_to_many.rb
active-fedora-7.0.0.pre3	lib/active_fedora/associations/builder/has_and_belongs_to_many.rb
active-fedora-7.0.0.pre2	lib/active_fedora/associations/builder/has_and_belongs_to_many.rb
active-fedora-7.0.0.pre1	lib/active_fedora/associations/builder/has_and_belongs_to_many.rb