Allow share owners to be empty, in preparation for system shares (Request #2059).

diff --git a/turba/lib/Api.php b/turba/lib/Api.php
index 70f0a07..6016dca 100644 (file)
--- a/turba/lib/Api.php
+++ b/turba/lib/Api.php
@@ -195,7 +195,7 @@ class Turba_Api extends Horde_Registry_Api
             $shares = Turba::listShares();
             $owners = array('global' => true);
             foreach ($shares as $share) {
-                $owners[$share->get('owner')] = true;
+                $owners[$share->get('owner') ? $share->get('owner') : '-system-'] = true;
             }
 
             foreach (array_keys($owners) as $owner) {