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-rw-r--r--include/items.php4
1 files changed, 3 insertions, 1 deletions
diff --git a/include/items.php b/include/items.php
index 23222892f..876c20099 100644
--- a/include/items.php
+++ b/include/items.php
@@ -3196,7 +3196,9 @@ function start_delivery_chain($channel, $item, $item_id, $parent, $group = false
}
else {
- $arr['uuid'] = item_message_id();
+ // To prevent duplicates from possible clones of the forum/group,
+ // will create a v5 UUID of the source item mid.
+ $arr['uuid'] = uuid_from_url($item['mid']);
$arr['mid'] = z_root() . '/item/' . $arr['uuid'];
$arr['parent_mid'] = $arr['mid'];
}