Method ParseCookieAttribute

cpp/src/arrow/flight/cookie_internal.cc:142–177

}

CookiePair Cookie::ParseCookieAttribute(const std::string& cookie_header_value,
                                        std::string::size_type* start_pos) {
  std::string::size_type equals_pos = cookie_header_value.find('=', *start_pos);
  if (std::string::npos == equals_pos) {
    // No cookie attribute.
    *start_pos = std::string::npos;
    return std::nullopt;
  }

  std::string::size_type semi_col_pos = cookie_header_value.find(';', equals_pos);
  std::string out_key = arrow::internal::TrimString(
      cookie_header_value.substr(*start_pos, equals_pos - *start_pos));
  std::string out_value;
  if (std::string::npos == semi_col_pos) {
    // Last item - set start pos to end
    out_value = arrow::internal::TrimString(cookie_header_value.substr(equals_pos + 1));
    *start_pos = std::string::npos;
  } else {
    out_value = arrow::internal::TrimString(
        cookie_header_value.substr(equals_pos + 1, semi_col_pos - equals_pos - 1));
    *start_pos = semi_col_pos + 1;
  }

  // Key/Value may be URI-encoded.
  out_key = arrow::util::UriUnescape(out_key);
  out_value = arrow::util::UriUnescape(out_value);

  // Strip outer quotes on the value.
  if (out_value.size() >= 2 && out_value[0] == '"' &&
      out_value[out_value.size() - 1] == '"') {
    out_value = out_value.substr(1, out_value.size() - 2);
  }

  // Update the start position for subsequent calls to this function.
  return std::make_pair(out_key, out_value);
}

void Cookie::ConvertCookieDate(std::string* date) {
  // Abbreviated months in order.