Centralize Vary header declaration in ActivityPub::isRequest

[friendica.git] / src / Protocol / ActivityPub.php

diff --git a/src/Protocol/ActivityPub.php b/src/Protocol/ActivityPub.php
index eaf34669ba27c1c514daf9f1e92dd2352bfb4953..ad1e9367cad4df50aa47b4546878352477ad165c 100644 (file)
--- a/src/Protocol/ActivityPub.php
+++ b/src/Protocol/ActivityPub.php
@@ -87,6 +87,8 @@ class ActivityPub
         */
        public static function isRequest(): bool
        {
+               header('Vary: Accept', false);
+
                $isrequest = stristr($_SERVER['HTTP_ACCEPT'] ?? '', 'application/activity+json') ||
                        stristr($_SERVER['HTTP_ACCEPT'] ?? '', 'application/json') ||
                        stristr($_SERVER['HTTP_ACCEPT'] ?? '', 'application/ld+json');