From 25f67a1ce9c60c157bda8cf42116a7e373f5f138 Mon Sep 17 00:00:00 2001
From: Diogo Cordeiro <diogo@fc.up.pt>
Date: Fri, 26 Jun 2020 14:08:47 +0100
Subject: [PATCH] [ActivityPub][Inbox] get_all_headers was nginx only

---
 plugins/ActivityPub/actions/apinbox.php | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/plugins/ActivityPub/actions/apinbox.php b/plugins/ActivityPub/actions/apinbox.php
index 04c4341e5e..ebce5360b1 100644
--- a/plugins/ActivityPub/actions/apinbox.php
+++ b/plugins/ActivityPub/actions/apinbox.php
@@ -150,6 +150,11 @@ class apInboxAction extends ManagedAction
      */
     private function get_all_headers()
     {
+        // If we're running on an Apache2 webserver
+        if (function_exists('getallheaders')) {
+            return getallheaders();
+        }
+        // Otherwise, do it manually.
         $headers = [];
         foreach ($_SERVER as $name => $value) {
             if (substr($name, 0, 5) == 'HTTP_') {