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[Web] Allow underscore and hyphen in DKIM selector (#3643) 

This change allows to have cleaner DNS zones as mail security related entries usually begin with _.

Co-authored-by: Václav Silber <vaclav.silber@poski.com>
master
Ashus 2020-07-09 15:40:44 +02:00 committed by GitHub
parent ca4e13d517
commit 00f5f744d0
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1 changed files with 1 additions and 1 deletions
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2
data/web/inc/functions.dkim.inc.php
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@ -34,7 +34,7 @@ function dkim($_action, $_data = null, $privkey = false) {
); );
continue; continue;
} }
if (!ctype_alnum($dkim_selector)) { if (!ctype_alnum(str_replace(['-', '_'], '', $dkim_selector))) {
$_SESSION['return'][] = array( $_SESSION['return'][] = array(
'type' => 'danger', 'type' => 'danger',
'log' => array(__FUNCTION__, $_action, $_data, $privkey), 'log' => array(__FUNCTION__, $_action, $_data, $privkey),