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functions.fwdhost.inc.php
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functions.fwdhost.inc.php
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<?php
function fwdhost($_action, $_data = null) {
require_once $_SERVER['DOCUMENT_ROOT'] . '/inc/spf.inc.php';
global $redis;
global $lang;
$_data_log = $_data;
switch ($_action) {
case 'add':
global $lang;
if ($_SESSION['mailcow_cc_role'] != "admin") {
$_SESSION['return'][] = array(
'type' => 'danger',
'log' => array(__FUNCTION__, $_action, $_data_log),
'msg' => 'access_denied'
);
return false;
}
$source = $_data['hostname'];
$host = trim($_data['hostname']);
$filter_spam = (isset($_data['filter_spam']) && $_data['filter_spam'] == 1) ? 1 : 0;
if (preg_match('/^[0-9a-fA-F:\/]+$/', $host)) { // IPv6 address
$hosts = array($host);
}
elseif (preg_match('/^[0-9\.\/]+$/', $host)) { // IPv4 address
$hosts = array($host);
}
else {
$hosts = get_outgoing_hosts_best_guess($host);
}
if (empty($hosts)) {
$_SESSION['return'][] = array(
'type' => 'danger',
'log' => array(__FUNCTION__, $_action, $_data_log),
'msg' => array('invalid_host', htmlspecialchars($host))
);
return false;
}
foreach ($hosts as $host) {
try {
$redis->hSet('WHITELISTED_FWD_HOST', $host, $source);
if ($filter_spam == 0) {
$redis->hSet('KEEP_SPAM', $host, 1);
}
elseif ($redis->hGet('KEEP_SPAM', $host)) {
$redis->hDel('KEEP_SPAM', $host);
}
}
catch (RedisException $e) {
$_SESSION['return'][] = array(
'type' => 'danger',
'log' => array(__FUNCTION__, $_action, $_data_log),
'msg' => array('redis_error', $e)
);
return false;
}
}
$_SESSION['return'][] = array(
'type' => 'success',
'log' => array(__FUNCTION__, $_action, $_data_log),
'msg' => array('forwarding_host_added', htmlspecialchars(implode(', ', (array)$hosts)))
);
break;
case 'edit':
global $lang;
if ($_SESSION['mailcow_cc_role'] != "admin") {
$_SESSION['return'][] = array(
'type' => 'danger',
'log' => array(__FUNCTION__, $_action, $_data_log),
'msg' => 'access_denied'
);
return false;
}
$fwdhosts = (array)$_data['fwdhost'];
foreach ($fwdhosts as $fwdhost) {
$is_now = fwdhost('details', $fwdhost);
if (!empty($is_now)) {
$keep_spam = (isset($_data['keep_spam'])) ? $_data['keep_spam'] : $is_now['keep_spam'];
}
else {
$_SESSION['return'][] = array(
'type' => 'danger',
'log' => array(__FUNCTION__, $_action, $_data_log),
'msg' => 'access_denied'
);
continue;
}
try {
if ($keep_spam == 1) {
$redis->hSet('KEEP_SPAM', $fwdhost, 1);
}
else {
$redis->hDel('KEEP_SPAM', $fwdhost);
}
}
catch (RedisException $e) {
$_SESSION['return'][] = array(
'type' => 'danger',
'log' => array(__FUNCTION__, $_action, $_data_log),
'msg' => array('redis_error', $e)
);
continue;
}
$_SESSION['return'][] = array(
'type' => 'success',
'log' => array(__FUNCTION__, $_action, $_data_log),
'msg' => array('object_modified', htmlspecialchars($fwdhost))
);
}
break;
case 'delete':
$hosts = (array)$_data['forwardinghost'];
foreach ($hosts as $host) {
try {
$redis->hDel('WHITELISTED_FWD_HOST', $host);
$redis->hDel('KEEP_SPAM', $host);
}
catch (RedisException $e) {
$_SESSION['return'][] = array(
'type' => 'danger',
'log' => array(__FUNCTION__, $_action, $_data_log),
'msg' => array('redis_error', $e)
);
continue;
}
$_SESSION['return'][] = array(
'type' => 'success',
'log' => array(__FUNCTION__, $_action, $_data_log),
'msg' => array('forwarding_host_removed', htmlspecialchars($host))
);
}
break;
case 'get':
if ($_SESSION['mailcow_cc_role'] != "admin") {
return false;
}
$fwdhostsdata = array();
try {
$fwd_hosts = $redis->hGetAll('WHITELISTED_FWD_HOST');
if (!empty($fwd_hosts)) {
foreach ($fwd_hosts as $fwd_host => $source) {
$keep_spam = ($redis->hGet('KEEP_SPAM', $fwd_host)) ? "yes" : "no";
$fwdhostsdata[] = array(
'host' => $fwd_host,
'source' => $source,
'keep_spam' => $keep_spam
);
}
}
}
catch (RedisException $e) {
$_SESSION['return'][] = array(
'type' => 'danger',
'log' => array(__FUNCTION__, $_action, $_data_log),
'msg' => array('redis_error', $e)
);
return false;
}
return $fwdhostsdata;
break;
case 'details':
$fwdhostdetails = array();
if (!isset($_data) || empty($_data)) {
return false;
}
try {
if ($source = $redis->hGet('WHITELISTED_FWD_HOST', $_data)) {
$fwdhostdetails['host'] = $_data;
$fwdhostdetails['source'] = $source;
$fwdhostdetails['keep_spam'] = ($redis->hGet('KEEP_SPAM', $_data)) ? "yes" : "no";
}
}
catch (RedisException $e) {
$_SESSION['return'][] = array(
'type' => 'danger',
'log' => array(__FUNCTION__, $_action, $_data_log),
'msg' => array('redis_error', $e)
);
return false;
}
return $fwdhostdetails;
break;
}
}

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functions.fwdhost.inc.php (5 KB)

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