gistfile1.go

func GetParser () KeyParser {
  compiledRegex := regexp.MustCompile("^([a-z0-9\\-_]*)\\+([a-z\\-]*)://(.+)")

  return func(addr string) (*Key, error) {
    matches := compiledRegex.FindStringSubmatch(addr)

    if len(matches) != 4 {
      return nil, fmt.Errorf("Wrong Eos tracking address format \"%s\"", addr)
    }

    tags := strings.Split(strings.ToLower(matches[3]), ":")
    sort.Strings(tags)

    key := new (Key);
    key.Realm = matches[1]
    key.Schema = matches[2]
    key.Tags = tags
    key.Fqn = key.Realm + "+" + key.Schema + "://" + strings.Join(key.Tags, ":")

    h := fnv.New32a()
    h.Write([]byte(key.Fqn))
    key.HashCode = h.Sum32();

    return key, nil;
  }
}