issue #552

* many more admin actions are logged into activity table
* use the activity.details as an associative array (serialized in database)

admin/site_update.php

@@ -320,6 +320,9 @@ SELECT id_uppercat, MAX(rank)+1 AS next_rank
           $category_up[] = $category['id_uppercat'];
         }
       }
+
+      pwg_activity('album', $category_ids, 'add', array('sync'=>true));
+
       $category_up=implode(',',array_unique($category_up));
       if ($conf['inheritance_by_default'])
       {
@@ -676,6 +679,8 @@ SELECT *
         $insert_links
         );
 
+      pwg_activity('photo', $caddiables, 'add', array('sync'=>true));
+
       // add new photos to caddie
       if (isset($_POST['add_to_caddie']) and $_POST['add_to_caddie'] == 1)
       {