Module: ProxyAuthentication::Cipher

Extended by:
Cipher
Included in:
Cipher
Defined in:
lib/proxy_authentication/cipher.rb

Instance Method Summary collapse

Instance Method Details

#decode_data_from_url_token(token_base64, separator = "\n") ⇒ Object 



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# File 'lib/proxy_authentication/cipher.rb', line 13

def decode_data_from_url_token token_base64, separator = "\n"
  raw_data = decode64 token_base64
  return nil if raw_data.nil?

  data = raw_data.split separator
  actual_signature   = data.pop
  expected_signature = signature_for data.join(separator)
  return nil if actual_signature != expected_signature

  data
end

#encode_data_as_url_token(data, separator = "\n") ⇒ Object 



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# File 'lib/proxy_authentication/cipher.rb', line 7

def encode_data_as_url_token data, separator = "\n"
  data   = data.join separator
  string = [ data, signature_for(data) ].join separator
  Base64.urlsafe_encode64 string
end