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File Content: `nonce.rb`

# frozen_string_literal: true

require 'digest/md5'

module Rack
  module Auth
    module Digest
      # Rack::Auth::Digest::Nonce is the default nonce generator for the
      # Rack::Auth::Digest::MD5 authentication handler.
      #
      # +private_key+ needs to set to a constant string.
      #
      # +time_limit+ can be optionally set to an integer (number of seconds),
      # to limit the validity of the generated nonces.

      class Nonce

        class << self
          attr_accessor :private_key, :time_limit
        end

        def self.parse(string)
          new(*string.unpack("m").first.split(' ', 2))
        end

        def initialize(timestamp = Time.now, given_digest = nil)
          @timestamp, @given_digest = timestamp.to_i, given_digest
        end

        def to_s
          ["#{@timestamp} #{digest}"].pack("m").strip
        end

        def digest
          ::Digest::MD5.hexdigest("#{@timestamp}:#{self.class.private_key}")
        end

        def valid?
          digest == @given_digest
        end

        def stale?
          !self.class.time_limit.nil? && (Time.now.to_i - @timestamp) > self.class.time_limit
        end

        def fresh?
          !stale?
        end

      end
    end
  end
end

Name	Size	Permission
md5.rb	3171 bytes	0644
nonce.rb	1244 bytes	0644
params.rb	1095 bytes	0644
request.rb	969 bytes	0644

File Content: nonce.rb

File Content: `nonce.rb`