gistfile1.rb

class UsagePermission
  include DataMapper::Resource

    property :id,                              Serial,  :index => true
    property :available_subdomains_count,   Integer
    property :domain_id,                      Integer,  :index => true
    property :user_id,                        Integer,  :index => true
    property :created_at, DateTime
    property :created_on, Date
    property :updated_at, DateTime
    property :updated_on, Date

    belongs_to :user
    belongs_to :domain
end


class Domain
  include DataMapper::Resource

  property  :id,        Serial,  :index => true
  property  :name,      String,     :nullable => false,  :default => "drakor.eu"
  property  :owner_id,  Integer,  :index => true, :default => 1
  property :created_at, DateTime
  property :created_on, Date
  property :updated_at, DateTime
  property :updated_on, Date

  has n, :usage_permissions
  has n, :users, :through => :usage_permissions, :mutable => true # workaround XXX http://datamapper.lighthouseapp.com/projects/20609/tickets/485-has-n-through-does-not-allow-saving-of-model
  has n, :subdomains
  belongs_to :owner, :class_name => User
end


class User
  include DataMapper::Resource

  has n, :usage_permissions
  has n, :domains, :through => :usage_permissions, :mutable => true # workaround XXX http://datamapper.lighthouseapp.com/projects/20609/tickets/485-has-n-through-does-not-allow-saving-of-model
  has n, :subdomains
  has n, :ports
  has n, :memory_usage_records

  attr_accessor :password_confirmation

....
end