diff options
Diffstat (limited to 'usr')
-rw-r--r-- | usr/local/www/services_dyndns_edit.php | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/usr/local/www/services_dyndns_edit.php b/usr/local/www/services_dyndns_edit.php index 0cee2c0..8cfafc1 100644 --- a/usr/local/www/services_dyndns_edit.php +++ b/usr/local/www/services_dyndns_edit.php @@ -34,6 +34,17 @@ ##|-PRIV +/* returns true if $uname is a valid DynDNS username */ +function is_dyndns_username($uname) { + if (!is_string($uname)) + return false; + + if (preg_match("/[^a-z0-9\-.@_:]/i", $uname)) + return false; + else + return true; +} + require("guiconfig.inc"); if (!is_array($config['dyndnses']['dyndns'])) { |