From 4ae2b29da2c23239b9e9a7a50cd62d79ff03f2e6 Mon Sep 17 00:00:00 2001
From: Giuseppe Criscione <giuseppepeocriscione@gmail.com>
Date: Sat, 16 Mar 2019 15:07:26 +0100
Subject: [PATCH] Add type check to `Pages::changePageParent()`

---
 admin/src/Controllers/Pages.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/admin/src/Controllers/Pages.php b/admin/src/Controllers/Pages.php
index a9088063..2ce3cfe3 100755
--- a/admin/src/Controllers/Pages.php
+++ b/admin/src/Controllers/Pages.php
@@ -489,6 +489,9 @@ protected function changePageId(Page $page, $id)
      */
     protected function changePageParent(Page $page, $parent)
     {
+        if (!($parent instanceof Page || $parent instanceof Site)) {
+            throw new InvalidArgumentException(__METHOD__ . ' accepts only instances of ' . Page::class . ' or ' . Site::class . ' as $parent argument');
+        }
         $destination = $parent->path() . basename($page->path()) . DS;
         FileSystem::moveDirectory($page->path(), $destination);
         return new Page($destination);