Module: Blackbeard::StorableHasMany::ClassMethods

Defined in:
lib/blackbeard/storable_has_many.rb

Instance Method Summary collapse

Instance Method Details

#_has_many(plural, klass) ⇒ Object 



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# File 'lib/blackbeard/storable_has_many.rb', line 19

def _has_many(plural, klass)
  plural = plural.to_s.downcase
  singular = klass.name.split('::').last.downcase

  methods = "\n      def has_\#{singular}?(o)\n        \#{singular}_ids.include?(o.id)\n      end\n\n      def add_\#{singular}(o)\n        db.set_add_member(\#{plural}_set_key, o.key) unless has_\#{singular}?(o)\n        \\@\#{plural} = nil\n      end\n\n      def remove_\#{singular}(o)\n        db.set_remove_member(\#{plural}_set_key, o.key)\n        \\@\#{plural} = nil\n      end\n\n      def \#{plural}\n        \\@\#{plural} ||= \#{klass.name}.new_from_keys(\#{singular}_keys)\n      end\n\n      def \#{singular}_ids\n        \#{plural}.map{ |g| g.id }\n      end\n\n      def \#{singular}_keys\n        db.set_members(\#{plural}_set_key)\n      end\n\n      def \#{plural}_set_key\n        raise StorableNotSaved if new_record?\n        key+\"::\#{plural}\"\n      end\n  END_OF_RUBY\n\n  class_eval(methods)\nend\n"

#has_many(options = {}) ⇒ Object 



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# File 'lib/blackbeard/storable_has_many.rb', line 13

def has_many(options = {})
  options.each_pair do |plural, klass|
    _has_many(plural, klass)
  end
end