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publicからアクセスできない場所にあるバイナリ画像を表示する

Rails

Last updated at 2014-09-17Posted at 2014-09-16

def get_image(params)
  send_data(
    File.binread("/tmp/#{params[:tmp_filename]}"),
    filename: params[:filename],
    type: params[:type], # content-type
    disposition: "inline"
  )
end

こんな感じで、後はcontrolerに設定してアクセスする。

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