def validate_digest_response(request, realm, &password_procedure)
credentials = decode_credentials_header(request)
valid_nonce = validate_nonce(request, credentials[:nonce])
if valid_nonce && realm == credentials[:realm] && opaque == credentials[:opaque]
password = password_procedure.call(credentials[:username])
[true, false].any? do |password_is_ha1|
expected = expected_response(request.env['REQUEST_METHOD'], request.env['REQUEST_URI'], credentials, password, password_is_ha1)
expected == credentials[:response]
end
end
end