mz026 · December 28, 2015 02:29
diff --git a/city.rb b/city.rb
 class City < GeoEntity
 end
diff --git a/county.rb b/county.rb
 class County < GeoEntity
 end
diff --git a/geo_entity.rb b/geo_entity.rb
 class GeoEntity < ActiveRecord::Base
  set_inheritance_column :etype

  ENTITIES = {
    1 => GeoEntity::State,
    2 => GeoEntity::County,
    3 => GeoEntity::City,
    4 => GeoEntity::Zip
  }

  class << self
    def find_sti_class(type_name)
      ENTITIES[type_name.to_i] or super
    end

    def sti_name
      ENTITIES.invert[self]
    end
  end


 end
diff --git a/state.rb b/state.rb
 class State < GeoEntity
 end
diff --git a/sti.md b/sti.md
diff --git a/zip.rb b/zip.rb
 class Zip < GeoEntity
 end
	class GeoEntity < ActiveRecord::Base
	set_inheritance_column :etype

	ENTITIES = {
	1 => GeoEntity::State,
	2 => GeoEntity::County,
	3 => GeoEntity::City,
	4 => GeoEntity::Zip
	}

	class << self
	def find_sti_class(type_name)
	ENTITIES[type_name.to_i] or super
	end

	def sti_name
	ENTITIES.invert[self]
	end
	end


	end