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Code Issues Releases Wiki Activity

Validate/handle custom hosts input

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This commit is contained in:
billz 2020-09-19 22:26:52 +01:00
parent b533b7ab98
commit 3644109cec
1 changed files with 33 additions and 6 deletions
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31
includes/adblock.php
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@ -11,6 +11,7 @@ function DisplayAdBlockConfig()
{
$status = new StatusMessages();
$enabled = false;
$custom_enabled = false;
if (!RASPI_MONITOR_ENABLED) {
if (isset($_POST['saveadblocksettings'])) {
@ -20,14 +21,39 @@ function DisplayAdBlockConfig()
} elseif ($_POST['adblock-enable'] == "0") {
$config = null;
}
if ($_POST['adblock-custom-enable'] == "1") {
// validate custom hosts input
$lines = preg_split('/\r\n|\n|\r/', trim($_POST['adblock-custom-hosts']));
foreach ($lines as $line) {
$ip_host = preg_split('/\s+/', $line);
$index++;
//echo $host[1] . '<br>';
if (!filter_var($ip_host[0], FILTER_VALIDATE_IP)) {
$errors .= _('Invalid custom IP address found on line '.$index);
break;
}
if (!validate_host($ip_host[1])) {
$errors .= _('Invalid custom host found on line '.$index);
break;
}
}
file_put_contents("/tmp/dnsmasq_custom", $_POST['adblock-custom-hosts']);
system("sudo cp /tmp/dnsmasq_custom " .RASPI_ADBLOCK_LISTPATH .'custom.txt', $return);
$config.= 'addn-hosts=' .RASPI_ADBLOCK_LISTPATH .'custom.txt'.PHP_EOL;
$custom_enabled = true;
}
if (empty($errors)) {
file_put_contents("/tmp/dnsmasqdata", $config);
system('sudo cp /tmp/dnsmasqdata '.RASPI_ADBLOCK_CONFIG, $return);
if ($return == 0) {
$status->addMessage('Adblock configuration updated successfully', 'success');
} else {
$status->addMessage('Adblock configuration failed to be updated.', 'danger');
}
} else {
$status->addMessage($errors, 'danger');
}
} elseif (isset($_POST['restartadblock']) || isset($_POST['startadblock'])) {
exec('sudo /bin/systemctl restart dnsmasq.service', $dnsmasq, $return);
if ($return == 0) {
@ -53,7 +79,8 @@ function DisplayAdBlockConfig()
"status",
"serviceStatus",
"dnsmasq_state",
"enabled"
"enabled",
"custom_enabled"
)
);
}