lib/xml/kit/encryption.rb


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# frozen_string_literal: true

module Xml
  module Kit
    # @deprecated Use {#Xml::Kit::EncryptedData} class instead of this
    class Encryption < EncryptedData
      DEFAULT_SYMMETRIC = Crypto::SymmetricCipher::DEFAULT_ALGORITHM
      DEFAULT_ASYMMETRIC = Crypto::RsaCipher::ALGORITHM

      attr_reader :asymmetric_algorithm
      attr_reader :symmetric_algorithm
      attr_reader :symmetric_cipher_value
      attr_reader :key_info

      def initialize(raw_xml, public_key,
                     symmetric_algorithm: DEFAULT_SYMMETRIC,
                     asymmetric_algorithm: DEFAULT_ASYMMETRIC, key_info: nil)
        @symmetric_algorithm = symmetric_algorithm
        @asymmetric_algorithm = asymmetric_algorithm
        Xml::Kit.deprecate('Encryption', alternative: 'EncryptedData')
        super(raw_xml,
          symmetric_cipher: symmetric(symmetric_algorithm),
          asymmetric_cipher: asymmetric(asymmetric_algorithm, public_key),
          key_info: key_info
        )
      end

      def template_path
        Template::TEMPLATES_DIR.join('encrypted_data.builder')
      end

      private

      def symmetric(algorithm)
        return algorithm unless algorithm.is_a?(String)

        ::Xml::Kit::Crypto::SymmetricCipher.new(algorithm)
      end

      def asymmetric(algorithm, public_key)
        return algorithm unless algorithm.is_a?(String)

        ::Xml::Kit::Crypto.cipher_for(algorithm, public_key)
      end
    end
  end
end