(setup) - fixes setup p1

backup and some fixes in setup.

html/setup.php

@@ -59,11 +59,7 @@ ini_set("session.gc_maxlifetime", 24 * 60 * 60);
 session::start();
 session::set('DEBUGLEVEL', 0);
 
-try {
-  CSRFProtection::check();
-} catch (FusionDirectoryException $e) {
-
-}
+CSRFProtection::check();
 
 /* Attribute initialization, reset errors */
 reset_errors();

setup/class_setupStep.inc

@@ -42,6 +42,30 @@ class setupStep extends simplePlugin
     $this->update_strings();
   }
 
+  public function __serialize(): array
+  {
+    return [
+      's_short_name'   => $this->s_short_name,
+      's_title'        => $this->s_title,
+      's_description'  => $this->s_description,
+      'is_active'      => $this->is_active,
+      'is_enabled'     => $this->is_enabled,
+      'is_completed'   => $this->is_completed,
+      'header_image'   => $this->header_image,
+    ];
+  }
+
+  public function __unserialize(array $data): void
+  {
+    $this->s_short_name   = $data['s_short_name'] ?? 'Still undefined';
+    $this->s_title        = $data['s_title'] ?? 'Still undefined';
+    $this->s_description  = $data['s_description'] ?? 'Still undefined';
+    $this->is_active      = $data['is_active'] ?? FALSE;
+    $this->is_enabled     = $data['is_enabled'] ?? FALSE;
+    $this->is_completed   = $data['is_completed'] ?? FALSE;
+    $this->header_image   = $data['header_image'] ?? '';
+  }
+
   function update_strings ()
   {
     die('abstract method');