update

@@ -73,6 +73,12 @@ class InquiryForm extends Base
         unset($data['globalso-edition']);
         unset($data['globalso-date']);
         
+        foreach ($data as $k => $v){
+            if(in_array($k, ['name', 'email', 'message']) && empty($v)){
+                unset($data[$k]);
+            }
+        }
+
         ksort($data);
         $field = array_keys($data);
         $sign = md5(json_encode($field));