gistfile1.txt

# file1.rb

USER_RPT_REPOSITORY_NAME = :user_rpt
class Gene
  include DataMapper::Resource
  def self.default_repository_name; USER_RPT_REPOSITORY_NAME; end

  belongs_to :gene_info, :child_key => [:GeneID], :parent_key => [:GeneID],
    :key => true, :repository => repository(:annot_gene)
  belongs_to :homologene, :child_key => [:HID], :parent_key => [:HID],
    :repository => repository(:annot_gene)
  belongs_to :subset_comparison, #:child_key => [:subset_comparison_id],
    :parent_key => [:id], :key => true, :repository => repository(:nosology)
  property :value, Float
end

# file2.rb

ANNOT_GENE_REPOSITORY_NAME = :annot_gene
class GeneInfo
  include DataMapper::Resource
  def self.default_repository_name; ANNOT_GENE_REPOSITORY_NAME; end
  property :tax_id, Integer
#  property :GeneID, Integer, :key => true
  property :Symbol, String
  property :description, String
#  def homologene
#    Homologene.get(GeneID)
#  end
  has n, :genes, :child_key => [:GeneID], :parent_key => [:GeneID], :repository => repository(:user_rpt)
  belongs_to :homologene, :child_key => [:GeneID], :parent_key => [:GeneID], :key => true
end


class Homologene
  include DataMapper::Resource
  def self.default_repository_name; ANNOT_GENE_REPOSITORY_NAME; end
  property :HID, Integer
  property :tax_id, Integer
  property :GeneID, String, :key => true
  property :Symbol, String
  
  has n, :gene_infos, :child_key => [:GeneID], :parent_key => [:GeneID]
  has n, :genes, :child_key => [:HID], :parent_key => [:HID], :repository => repository(:user_rpt)
  
end