From 57cffbc4c8c0df044fce6f7e11133495009ef019 Mon Sep 17 00:00:00 2001
From: Andy Miller <rhuk@mac.com>
Date: Mon, 3 Aug 2020 18:10:13 -0600
Subject: [PATCH] support climbing up the page structure looking for a header
 variable

Signed-off-by: Andy Miller <rhuk@mac.com>
---
 system/src/Grav/Common/Twig/TwigExtension.php | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/system/src/Grav/Common/Twig/TwigExtension.php b/system/src/Grav/Common/Twig/TwigExtension.php
index 657a0d261..21699898b 100644
--- a/system/src/Grav/Common/Twig/TwigExtension.php
+++ b/system/src/Grav/Common/Twig/TwigExtension.php
@@ -1377,6 +1377,11 @@ class TwigExtension extends AbstractExtension implements GlobalsInterface
     public function pageHeaderVarFunc($context, $var, $pages = null)
     {
         if ($pages === null) {
+            $page = $context['page'];
+            while (!$page->root()) {
+                $pages[] = $page;
+                $page = $page->parent();
+            }
         }
 
         // Make sure pages are an array