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Home/ Questions/Q 7682113
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Editorial Team
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Editorial Team
Asked: May 31, 20262026-05-31T18:29:35+00:00 2026-05-31T18:29:35+00:00

How to set max image size and weight/height using Dragonfly? Max size will be

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How to set max image size and weight/height using Dragonfly? Max size will be different for different models, so i would like to set it in model lvl.

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  1. Editorial Team
    Editorial Team
    2026-05-31T18:29:36+00:00Added an answer on May 31, 2026 at 6:29 pm

    According to this post, http://blog.new-bamboo.co.uk/2010/1/13/dragonfly, you can do it with the following, where 400 is the max

    class Album
      validates_property :width, :of => :cover_image, :in => (0..400)
    end
    
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