FIX: lots of bugfixes, sorry for ugly commit

app/CMS/Helpers/CurrentTemplate.php

@@ -28,7 +28,7 @@ class CurrentTemplate implements TemplateHandler
                 throw new \ErrorException('DB not migrated, please, do so!');
             }
             if (self::$template) {
-                self::$template->moduleSettings = json_decode(self::$template->moduleSettings);
+                self::$template->module_settings = json_decode(self::$template->module_settings);
             }
 
             self::$initialized = true;

app/CMS/Helpers/Widget.php

@@ -7,7 +7,7 @@ class Widget
     {
         $handler = $widget->widget_type_handler;
 
-        if (!is_object($widget->settings)) {
+        if (is_string($widget->settings)) {
             $widget->settings = json_decode($widget->settings);
         }