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renchap/shrine_concat_test.rb

Created August 31, 2016 11:25
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shrine_concatenation
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shrine_concat_test.rb
class ImageParts << ActiveRecord::Base
include PartUploader[:file]
belongs_to :image
end
class Image << ActiveRecord::Base
include ImageUploader[:file]
has_many :image_parts
[...]
def create_file_from_parts!
file.create_from_concatenation image_parts.map(&:file), name: "#{id}.jpg"
save!
end
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