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Improve domain normalization and code style in mta-sts.php

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Co-authored-by: DerLinkman <62480600+DerLinkman@users.noreply.github.com>
This commit is contained in:
copilot-swe-agent[bot] 2025-12-15 14:36:10 +00:00
parent fb008c050e
commit 877bd73a94
1 changed files with 2 additions and 2 deletions
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4
data/web/mta-sts.php
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@ -7,14 +7,14 @@ if (!isset($_SERVER['HTTP_HOST']) || strpos($_SERVER['HTTP_HOST'], 'mta-sts.') !
}
$host = preg_replace('/:[0-9]+$/', '', $_SERVER['HTTP_HOST']);
$domain = str_replace('mta-sts.', '', $host);
$domain = idn_to_ascii(strtolower(str_replace('mta-sts.', '', $host)), 0, INTL_IDNA_VARIANT_UTS46);
// Check if domain is an alias domain and resolve to target domain
$stmt = $pdo->prepare("SELECT `target_domain` FROM `alias_domain` WHERE `alias_domain` = :domain");
$stmt->execute(array(':domain' => $domain));
$alias_row = $stmt->fetch(PDO::FETCH_ASSOC);
if (!empty($alias_row) && !empty($alias_row['target_domain'])) {
if (!empty($alias_row['target_domain'])) {
// This is an alias domain, use the target domain for MTA-STS lookup
$domain = $alias_row['target_domain'];
}