projects.mako.cc - selectricity/blob - app/models/candidate.rb

   1 class Candidate < ActiveRecord::Base
   2   belongs_to :election
   3   validates_presence_of :name
   4
   5   # validate uniqueness of a name *within a given election*
   6
   7   def <=>(other)
   8     self.name <=> other.name
   9   end
  10
  11   def to_s
  12     name
  13   end
  14
  15   def picture=(picture_field)
  16     if picture_field
  17       unless picture_field.content_type.match(/^image/)
  18         return false
  19       end
  20       self.picture_filename = base_part_of(picture_field.original_filename)
  21       self.picture_type =  picture_field.content_type.chomp
  22       self.picture_data = picture_field.read
  23     end
  24   end
  25
  26   def base_part_of(filename)
  27     name = File.basename(filename)
  28     name.gsub(/[^\w._-]/, '')
  29   end
  30
  31   def picture?
  32     !self.picture_filename.nil?
  33   end
  34
  35 end
  36