$sql_extra = sprintf(" AND `nickname` = '%s' ", dbesc($a->config['admin_nickname']));
}
if (isset($a->config['admin_email']) && $a->config['admin_email']!='') {
$adminlist = explode(",", str_replace(" ", "", $a->config['admin_email']));
$r = q("SELECT `username`, `nickname` FROM `user` WHERE `email` = '%s' $sql_extra", dbesc($adminlist[0]));
$sql_extra = sprintf(" AND `nickname` = '%s' ", dbesc($a->config['admin_nickname']));
}
if (isset($a->config['admin_email']) && $a->config['admin_email']!='') {
$adminlist = explode(",", str_replace(" ", "", $a->config['admin_email']));
$r = q("SELECT `username`, `nickname` FROM `user` WHERE `email` = '%s' $sql_extra", dbesc($adminlist[0]));