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Contents
require 'active_support/concern'
module SocialStream #:nodoc:
module Models
# Common methods for models that have subtypes. Currently, there are two supertypes:
# * Actor: participates in the social network and has ties with other actors. Its subtypes are subjects, like user or group
# * ActivityObject: created and managed by actors in activities. Its subtypes are objects, like post or comment
module Supertype
extend ActiveSupport::Concern
included do
subtypes.each do |s|
has_one s, :dependent => :destroy
end
end
module ClassMethods
def subtypes
SocialStream.__send__ @subtypes_name.to_s.tableize # SocialStream.subjects # in Actor
end
end
module InstanceMethods
def subtype_instance
self.class.subtypes.each do |s|
i = __send__(s)
return i if i.present?
end
nil
end
end
end
end
end
Version data entries
9 entries across 9 versions & 1 rubygems