IMPR: Extend security area with Ajax controller

_config/base-extensions.yml

@@ -17,6 +17,10 @@ PageController:
     - A2nt\CMSNiceties\Extensions\PageControllerEx
     - A2nt\CMSNiceties\Ajax\Ex\AjaxControllerEx
 
+SilverStripe\Security\Security:
+  extensions:
+    - A2nt\CMSNiceties\Ajax\Ex\AjaxControllerEx
+
 SilverStripe\CMS\Model\SiteTree:
   default_container_class: 'container'
   extensions:

src/Ajax/Ex/AjaxControllerEx.php

@@ -68,7 +68,12 @@ class AjaxControllerEx extends Extension
         $ctrl = $this->owner;
 
         /* @var Form $form */
-        $form = $ctrl->LoginForm();
+        if (method_exists($ctrl, 'LoginForm')) {
+            $form = $ctrl->LoginForm();
+        } else {
+            $form = $ctrl->getLoginForms()['default'][0];
+        }
+
         self::_processFields($form);
 
         //$form->addExtraClass('ajax-form');