Use function is_object()

model/Db.php

@@ -36,7 +36,7 @@ class Db
     {
         if (!isset(self::$connections[$name])) {
             if (!$config) {
-                if (gettype(Config::get(__CLASS__)) != 'object') {
+                if (!is_object(Config::get(__CLASS__))) {
                      throw new InitializationException('Trying to get property of non-object');
                 }
                 $config = Config::get(__CLASS__)->$name;

redis/RedisManager.php

@@ -31,8 +31,7 @@ class RedisManager
     {
         if (!isset(self::$connections[$name])) {
             if (!$config) {
-
-                if (gettype(Config::get('Redis')) != 'object') {
+                if (!is_object(Config::get('Redis'))) {
                     throw new GeneralException('Redis config no existence');
                 }
                  $config = Config::get('Redis')->$name;