drupal 得到user用户的自定义的字段 profile 信息

function profile_load_profile(&$user) {
  $result = db_query('SELECT f.name, f.type, v.value FROM {profile_fields} f INNER JOIN {profile_values} v ON f.fid = v.fid WHERE uid = %d', $user->uid);
  while ($field = db_fetch_object($result)) {
    if (empty($user->{$field->name})) {
      $user->{$field->name} = _profile_field_serialize($field->type) ? unserialize($field->value) : $field->value;
    }
  }
}