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Add special handling for the root zone on domain validation and IDNA conversion

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Signed-off-by: Christian König <ckoenig@posteo.de>
This commit is contained in:
Christian König
2022-08-28 21:56:36 +02:00
parent 21521498b5
commit f4c264be86
2 changed files with 16 additions and 6 deletions
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17
scripts/pi-hole/php/groups.php
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@@ -510,11 +510,14 @@ if ($_POST['action'] == 'get_groups') {
$res['groups'] = $groups;
if ($res['type'] === ListType::whitelist || $res['type'] === ListType::blacklist) {
// Convert domain name to international form
$utf8_domain = convertIDNAToUnicode($res['domain']);
// Skip this for the root zone `.`
if ($res['domain'] != '.') {
$utf8_domain = convertIDNAToUnicode($res['domain']);
// if domain and international form are different, show both
if ($res['domain'] !== $utf8_domain) {
$res['domain'] = $utf8_domain.' ('.$res['domain'].')';
// if domain and international form are different, show both
if ($res['domain'] !== $utf8_domain) {
$res['domain'] = $utf8_domain.' ('.$res['domain'].')';
}
}
}
// Prevent domain and comment fields from returning any arbitrary javascript code which could be executed on the browser.
@@ -595,8 +598,10 @@ if ($_POST['action'] == 'get_groups') {
$input = $domain;
// Convert domain name to IDNA ASCII form for international domains
$domain = convertUnicodeToIDNA($domain);
// Skip this for the root zone `.`
if ($domain != '.') {
$domain = convertUnicodeToIDNA($domain);
}
if ($_POST['type'] != '2' && $_POST['type'] != '3') {
// If not adding a RegEx, we convert the domain lower case and check whether it is valid
$domain = strtolower($domain);