From 8b13518f2c29cab210b0a58c9d14328e5614ddec Mon Sep 17 00:00:00 2001
From: Kuno Tranelis <behere@web.de>
Date: Fri, 16 Sep 2022 12:58:23 +0200
Subject: [PATCH 1/2] BUGFIX make pagination work with Traversable

Warning: array_slice() expects parameter 1 to be array, object given in /tmp/Flow/Development/SubContextddev/Cache/Code/Flow_Object_Classes/Neos_ContentRepository_ViewHelpers_Widget_Controller_PaginateController.php line 124
---
 .../ViewHelpers/Widget/Controller/PaginateController.php        | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Neos.ContentRepository/Classes/ViewHelpers/Widget/Controller/PaginateController.php b/Neos.ContentRepository/Classes/ViewHelpers/Widget/Controller/PaginateController.php
index cf55154c41e..ff8e00a0841 100644
--- a/Neos.ContentRepository/Classes/ViewHelpers/Widget/Controller/PaginateController.php
+++ b/Neos.ContentRepository/Classes/ViewHelpers/Widget/Controller/PaginateController.php
@@ -121,7 +121,7 @@ public function indexAction($currentPage = 1)
         }
         $offset = ($this->currentPage > 1) ? (integer)($itemsPerPage * ($this->currentPage - 1)) : null;
         if ($this->parentNode === null) {
-            $nodes = array_slice($this->nodes, $offset, $itemsPerPage);
+            $nodes = (array) array_slice($this->nodes, $offset, $itemsPerPage);
         } else {
             $nodes = $this->parentNode->getChildNodes($this->nodeTypeFilter, $itemsPerPage, $offset);
         }

From 0cc405c6fa7d71106518864cd37536f5ba48ab14 Mon Sep 17 00:00:00 2001
From: Kuno Tranelis <kuno@tranelis.de>
Date: Mon, 17 Oct 2022 12:30:33 +0200
Subject: [PATCH 2/2] TASK: get array copy if ArrayIterator

---
 .../ViewHelpers/Widget/Controller/PaginateController.php   | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/Neos.ContentRepository/Classes/ViewHelpers/Widget/Controller/PaginateController.php b/Neos.ContentRepository/Classes/ViewHelpers/Widget/Controller/PaginateController.php
index cf55154c41e..1d264fb9c02 100644
--- a/Neos.ContentRepository/Classes/ViewHelpers/Widget/Controller/PaginateController.php
+++ b/Neos.ContentRepository/Classes/ViewHelpers/Widget/Controller/PaginateController.php
@@ -11,6 +11,7 @@
  * source code.
  */
 
+use ArrayIterator;
 use Neos\Utility\Arrays;
 use Neos\FluidAdaptor\Core\Widget\AbstractWidgetController;
 use Neos\ContentRepository\Domain\Model\NodeInterface;
@@ -87,7 +88,11 @@ class PaginateController extends AbstractWidgetController
     protected function initializeAction()
     {
         $this->parentNode = $this->widgetConfiguration['parentNode'];
-        $this->nodes = $this->widgetConfiguration['nodes'];
+        if ($this->widgetConfiguration['nodes'] instanceof ArrayIterator) {
+            $this->nodes = $this->widgetConfiguration['nodes']->getArrayCopy();
+        } else {
+            $this->nodes = $this->widgetConfiguration['nodes'];
+        }
         $this->nodeTypeFilter = $this->widgetConfiguration['nodeTypeFilter'] ?: null;
         $this->configuration = Arrays::arrayMergeRecursiveOverrule($this->configuration, $this->widgetConfiguration['configuration'], true);
         $this->maximumNumberOfNodes = $this->configuration['maximumNumberOfNodes'];