gist: 222510


  
    
      working with paperclip tempfiles.rb #
    
    
      
      
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              class Foo
 
  has_attached_file :image
 
  def image=(image)
    if super(image)
      do_stuff_with!(@temp_uploaded_file)
    end
  end
 
  def do_stuff_with!(file)
    # extract metadata, add to metadata, post-process, whateva'
  end
 
end
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