app/models/original_picture.rb

   1 class OriginalPicture < ActiveRecord::Base
   2   belongs_to :artist
   3   belongs_to :license
   4   has_one :resource_picture
   5
   6   before_destroy :destroy_with_file
   7
   8   def validate
   9     errors.add(:filesize, 'size over(1MB)') if self.filesize > 1000000
  10   end
  11
  12   def destroy_with_file
  13     PictureIO.original_picture_io.delete self.filename
  14     self.resource_picture.destroy
  15   end
  16
  17   def dext
  18     self.ext.downcase
  19   end
  20
  21   def filename
  22     "#{self.id}.#{self.dext}"
  23   end
  24
  25   def mime_type
  26     "image/#{self.dext}"
  27   end
  28
  29   def url
  30     '/original_pictures/' + filename
  31   end
  32
  33   def store(rimg)
  34     bindata = rimg.to_blob
  35     PictureIO.original_picture_io.put bindata, self.filename
  36     res = if self.resource_picture
  37       self.resource_picture.store rimg
  38     else
  39       ResourcePicture.store(rimg, self)
  40     end
  41     res
  42   end
  43
  44   def restore(subdir = nil)
  45     PictureIO.original_picture_io.get self.filename, subdir
  46   end
  47
  48   def own? author
  49     return false unless author
  50     return false unless author.artist?
  51     self.artist_id == author.artist.id
  52   end
  53
  54 end