NoamB/sorcery

require "digest/sha1"

module Sorcery
  module CryptoProviders
    # This class was made for the users transitioning from restful_authentication. I highly discourage using this
    # crypto provider as it inferior to your other options. Please use any other provider offered by Sorcery.
    class SHA1
      include Common
      class << self
        def join_token
          @join_token ||= "--"
        end
        
        # Turns your raw password into a Sha1 hash.
        def encrypt(*tokens)
          tokens = tokens.flatten
          digest = tokens.shift
          stretches.times { digest = secure_digest([digest, *tokens].join(join_token)) }
          digest
        end
        
        def secure_digest(digest)
          Digest::SHA1.hexdigest(digest)
        end
      end
    end
  end
end