Setup: Fix authentication backend validation

This is a ridiculous dirty fix. We'll definitely need to
improve how we create authentication backends...

fixes #9509

application/forms/Config/UserBackend/LdapBackendForm.php

@@ -202,16 +202,4 @@ class LdapBackendForm extends Form
 
         return true;
     }
-
-    /**
-     * Return the configuration for the chosen resource
-     *
-     * @return  ConfigObject
-     *
-     * @todo    Check whether it's possible to drop this (Or even all occurences!)
-     */
-    public function getResourceConfig()
-    {
-        return ResourceFactory::getResourceConfig($this->getValue('resource'));
-    }
 }

library/Icinga/Authentication/User/UserBackend.php

@@ -163,7 +163,12 @@ class UserBackend
                 $name
             );
         }
+
+        if ($backendConfig->resource instanceof ConfigObject) {
+            $resource = ResourceFactory::createResource($backendConfig->resource);
+        } else {
             $resource = ResourceFactory::create($backendConfig->resource);
+        }
 
         switch ($backendType) {
             case 'db':

modules/setup/application/forms/AuthBackendPage.php

@@ -122,7 +122,15 @@ class AuthBackendPage extends Form
         }
 
         if (false === isset($data['skip_validation']) || $data['skip_validation'] == 0) {
-            if ($this->config['type'] === 'ldap' && false === LdapBackendForm::isValidUserBackend($this)) {
+            $self = clone $this;
+            $self->addElement(
+                'text',
+                'resource',
+                array(
+                    'value' => $this->getResourceConfig()
+                )
+            );
+            if ($this->config['type'] === 'ldap' && false === LdapBackendForm::isValidUserBackend($self)) {
                 $this->addSkipValidationCheckbox();
                 return false;
             }