refactor and custom user entities

modules_data/_clan.php

@@ -102,7 +102,7 @@ $lvl_exp = [
 
 ];
 
-if ($res['exp'] >= $lvl_exp[$res['level'] + 1]) {
+if ($res && $res['exp'] >= $lvl_exp[$res['level'] + 1]) {
     $res['level']++;
     mysql_query('UPDATE `clan` SET `level` = "' . $res['level'] . '" WHERE `id` = "' . $res['id'] . '" LIMIT 1');
     mysql_query(
@@ -481,7 +481,7 @@ if ($userclan->isAwaitingConfirmation()) {
     exit('<div>Заявка на регистрацию клана ' . $userclan->printClan() . ' в процессе рассмотрения.</div>');
 }
 
-if (!isset($res['id'])) {
+if (!$res) {
     $clans = Db::getRows('select name, align, level from clan where status = 1 order by align, level desc, name');
     ?>
     <script>document.getElementById('se-pre-con').parentNode.removeChild(document.getElementById('se-pre-con'));</script>