don't accept pubsub from diaspora

diff --git a/mod/pubsub.php b/mod/pubsub.php
index d6e3d378fcbdb7c7af7cb324b7e301e026e8e1c9..4dff5d531ab27a9450ebe2b37c6c37a7645ad0e1 100644 (file)
--- a/mod/pubsub.php
+++ b/mod/pubsub.php
@@ -122,6 +122,12 @@ function pubsub_post(&$a) {
 
        $contact = $r[0];
 
+       // we have no way to match Diaspora guid's with atom post id's and could get duplicates.
+       // we'll assume that direct delivery is robust (and this is a bad assumption, but the duplicates are messy).
+
+       if($r[0]['network'] === NETWORK_DIASPORA)
+               hub_post_return();
+
        $feedhub = '';
 
        require_once('include/items.php');