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- ## photo_meta.rb
- module PhotoMeta
- def self.new(data)
- return YAML.load(data)
- end
- end
- ## photo.rb
- class Photo < ActiveRecord::Base
- has_attachment :storage => :file_system
- composed_of :meta, :class_name => 'PhotoMeta', :mapping => [%w(meta_data to_yaml)]
- after_resize do |record,img|
- if record.meta_data.blank?
- record.meta = MiniExiftool.new(record.temp_path, :composite => true)
- record.caption = record.meta.headline
- record.description = record.meta.description
- record.tag_list = record.meta.keywords
- end
- end
- end
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