Fix PHP warning when _sql_where() is callend with NULL as an argument

2013-10-14 15:04:00 +02:00 · 2013-10-14 15:04:00 +02:00 · 5ab9dda048
commit 5ab9dda048
parent 512cd3552e
1 changed files with 1 additions and 1 deletions
--- a/plugins/libkolab/lib/kolab_storage_cache.php
+++ b/plugins/libkolab/lib/kolab_storage_cache.php
@ -493,7 +493,7 @@ class kolab_storage_cache
    protected function _sql_where($query)
    {
        $sql_where = '';
-        foreach ($query as $param) {
+        foreach ((array) $query as $param) {
            if (is_array($param[0])) {
                $subq = array();
                foreach ($param[0] as $q) {