galetahub/simple-captcha — pull request #14 by korin (2012-01-24 16:12:54+00:00)
Title: tmp path should be configurable

You can provide the path where should be stored tmp files.
It's usefull when you dont have acces to /tmp (default directory)

SimpleCaptcha.setup do |sc|
sc.tmp_path = Rails.root.join('tmp/simple_captcha').to_s # make sure directory exists
end