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module Paperclip class Cropper < Thumbnail def transformation_command if crop_command crop_command + super.join(' ').sub(/ -crop \S+/, '').split(' ') # super returns an array like this: ["-resize", "100x", "-crop", "100x100+0+0", "+repage"] else super end end def crop_command target = @attachment.instance if target.cropping? ["-crop", "#{target.crop_w}x#{target.crop_h}+#{target.crop_x}+#{target.crop_y}"] end end end end

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