PDO: quote null values as NULL instad of an empty string

Thomas Bruederli

2012-08-15 0db8d00d298f8f67d6843f016a5a6259edff9f96

PDO: quote null values as NULL instad of an empty string

 program/include/rcube_db.php

@@ -576,6 +576,10 @@
            return intval($input);
        }

        if (is_null($input)) {
            return 'NULL';
        }

        // create DB handle if not available
        if (!$this->dbh) {
            $this->db_connect('r');