lib/content.rb

   1 class Pettanr::Content < Pettanr::Item
   2   self.abstract_class = true
   3   # ClassMethods
   4
   5   def self.owner_type
   6     :author
   7   end
   8
   9   def self.operator operators
  10     case self.owner_type
  11     when :author
  12       operators.author
  13     when :artist
  14       operators.artist
  15     else
  16       nil
  17     end
  18   end
  19
  20   def self.owner_column
  21     self.owner_type.to_s + '_id'
  22   end
  23
  24   def self.edit content_id, operators
  25     content = self.find content_id, self.show_opt
  26     raise ActiveRecord::Forbidden unless content.own?(operators)
  27     content
  28   end
  29
  30   #InstanceMethods
  31
  32   def owner_model
  33     self
  34   end
  35
  36   def visible? operators
  37     super
  38     return true if owner_model.own?(operators)
  39     true
  40   end
  41
  42   def own? operators
  43     operator = self.class.operator operators
  44     return false unless operator
  45     owner_model.attributes[self.class.self.class.owner_column] == operator.id
  46   end
  47
  48 end
  49