catstodon/app/controllers/concerns/obfuscate_filename.rb

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# frozen_string_literal: true
2017-02-11 02:12:05 +01:00
module ObfuscateFilename
extend ActiveSupport::Concern
class_methods do
def obfuscate_filename(*args)
before_action { obfuscate_filename(*args) }
end
end
def obfuscate_filename(path)
file = params.dig(*path)
return if file.nil?
file.original_filename = secure_token + File.extname(file.original_filename)
end
def secure_token(length = 16)
SecureRandom.hex(length / 2)
end
end