snac2

commit 3e3dee8a2f8c95afeaafeb76610982b5ea9ada1a
parent 0dd4739cc674c55de31b935f0c3956bf155216bc
Author: default <nobody@localhost>
Date:   Fri, 15 Dec 2023 21:43:34 +0100

Avoid propagating Undo messages innecesarily.

Diffstat:
M
activitypub.c
 | 
5
+++++

1 file changed, 5 insertions(+), 0 deletions(-)
diff --git a/activitypub.c b/activitypub.c
@@ -468,6 +468,11 @@ int is_msg_for_me(snac *snac, const xs_dict *c_msg)
             return 0;
     }
 
+    /* if it's an Undo, it must be from someone we follow */
+    if (strcmp(type, "Undo") == 0) {
+        return following_check(snac, xs_dict_get(c_msg, "actor"));
+    }
+
     /* if it's not a Create or Update, allow */
     if (!xs_match(type, "Create|Update"))
         return 1;