From 04c4d36a0fa667cbecb6352072ea4ec733398b65 Mon Sep 17 00:00:00 2001
From: Mike Macgirvin <mike@macgirvin.com>
Date: Fri, 30 Jun 2023 06:21:20 +1000
Subject: [PATCH] refactor activitypub threaded comment acceptance

---
 Code/Lib/Activity.php | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/Code/Lib/Activity.php b/Code/Lib/Activity.php
index 89dca16bd..af0fbfb01 100644
--- a/Code/Lib/Activity.php
+++ b/Code/Lib/Activity.php
@@ -3725,8 +3725,20 @@ class Activity
             );
             if ($parent_item) {
                 $parent_item = array_shift($parent_item);
+                // We've found the inReplyTo. However, if this is not
+                // the top of the conversation, look again.
+                if ($parent_item['parent_mid'] !== $item['parent_mid']) {
+                    $parent_top_item = q(
+                        "select * from item where mid = '%s' and uid = %d",
+                        dbesc($parent_item['parent_mid']),
+                        intval($channel['channel_id'])
+                    );
+                    if ($parent_top_item) {
+                        $parent_item = array_shift($parent_top_item);
+                    }
+                }
             }
-            if ($parent_item && $parent_item['item_wall'] && intval($parent_item['item_thread_top'])) {
+            if ($parent_item && $parent_item['item_wall']) {
                 // set the owner to the owner of the parent
                 $item['owner_xchan'] = $parent_item['owner_xchan'];