Method: Paperclip::Attachment#generate_fingerprint

Defined in:
lib/paperclip/attachment.rb

#generate_fingerprint(source) ⇒ Object 



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# File 'lib/paperclip/attachment.rb', line 200

def generate_fingerprint(source)
  data = source.read
  source.rewind if source.respond_to?(:rewind)
  Digest::MD5.hexdigest(data)
end