don't try to save empty tags

diff --git a/classes/Status_network.php b/classes/Status_network.php
index d1ca454e227c101f6a4ed61f761ba5821974917a..339f4c813b5f6d030bd59cf69c550d8ca3cb1435 100644 (file)
--- a/classes/Status_network.php
+++ b/classes/Status_network.php
@@ -329,14 +329,16 @@ class Status_network extends Safe_DataObject
     {
         $this->clearTags();
         foreach ($tags as $tag) {
-            $snt = new Status_network_tag();
-            $snt->site_id = $this->site_id;
-            $snt->tag = $tag;
-            $snt->created = common_sql_now();
-
-            $id = $snt->insert();
-            if (!$id) {
-                throw new Exception(_("Unable to save tag."));
+            if (!empty($tag)) {
+                $snt = new Status_network_tag();
+                $snt->site_id = $this->site_id;
+                $snt->tag = $tag;
+                $snt->created = common_sql_now();
+                
+                $id = $snt->insert();
+                if (!$id) {
+                    throw new Exception(_("Unable to save tag."));
+                }
             }
         }