lib/rack/auth/digest/nonce.rb in rack-2.0.9.4 vs lib/rack/auth/digest/nonce.rb in rack-2.1.0

@@ -1,6 +1,9 @@
+# frozen_string_literal: true
+
 require 'digest/md5'
+require 'base64'
 
 module Rack
   module Auth
     module Digest
       # Rack::Auth::Digest::Nonce is the default nonce generator for the
@@ -16,22 +19,22 @@
         class << self
           attr_accessor :private_key, :time_limit
         end
 
         def self.parse(string)
-          new(*string.unpack("m*").first.split(' ', 2))
+          new(*Base64.decode64(string).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
+          Base64.encode64("#{@timestamp} #{digest}").strip
         end
 
         def digest
-          ::Digest::MD5.hexdigest([ @timestamp, self.class.private_key ] * ':')
+          ::Digest::MD5.hexdigest("#{@timestamp}:#{self.class.private_key}")
         end
 
         def valid?
           digest == @given_digest
         end