- def picture=(picture_field)
- if picture_field
- unless picture_field.content_type.match(/^image/)
- return false
- end
- self.picture_filename = base_part_of(picture_field.original_filename)
- self.picture_type = picture_field.content_type.chomp
- self.picture_data = picture_field.read
- end
- end
-
- def base_part_of(filename)
- name = File.basename(filename)
- name.gsub(/[^\w._-]/, '')
- end
-
- def picture?
- !self.picture_filename.nil?
- end
-