109 lines
3.9 KiB
PHP
Executable File
109 lines
3.9 KiB
PHP
Executable File
<?php
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require_once 'config.php';
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/**
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* Manages ad blocking (dnsmasq) configuration
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*
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*/
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function DisplayAdBlockConfig()
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{
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$status = new \RaspAP\Messages\StatusMessage;
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$enabled = false;
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$custom_enabled = false;
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if (!RASPI_MONITOR_ENABLED) {
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if (isset($_POST['saveadblocksettings'])) {
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if ($_POST['adblock-enable'] == "1") {
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$config = 'conf-file=' .RASPI_ADBLOCK_LISTPATH .'domains.txt'.PHP_EOL;
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$config.= 'addn-hosts=' .RASPI_ADBLOCK_LISTPATH .'hostnames.txt'.PHP_EOL;
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} elseif ($_POST['adblock-enable'] == "0") {
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$config = null;
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}
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if ($_POST['adblock-custom-enable'] == "1") {
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// validate custom hosts input
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$lines = preg_split('/\r\n|\n|\r/', trim($_POST['adblock-custom-hosts']));
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if (!in_array("", $lines, true)) {
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foreach ($lines as $line) {
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$ip_host = preg_split('/\s+/', $line);
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$index++;
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if (!filter_var($ip_host[0], FILTER_VALIDATE_IP)) {
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$errors .= _('Invalid custom IP address found on line '.$index);
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break;
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}
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if (!validate_host($ip_host[1])) {
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$errors .= _('Invalid custom host found on line '.$index);
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break;
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}
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}
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}
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file_put_contents("/tmp/dnsmasq_custom", $_POST['adblock-custom-hosts'].PHP_EOL);
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system("sudo cp /tmp/dnsmasq_custom " .RASPI_ADBLOCK_LISTPATH .'custom.txt', $return);
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$config.= 'addn-hosts=' .RASPI_ADBLOCK_LISTPATH .'custom.txt'.PHP_EOL;
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$custom_enabled = true;
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}
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if (empty($errors)) {
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file_put_contents("/tmp/dnsmasqdata", $config);
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system('sudo cp /tmp/dnsmasqdata '.RASPI_ADBLOCK_CONFIG, $return);
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if ($return == 0) {
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$status->addMessage('Adblock configuration updated successfully', 'success');
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} else {
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$status->addMessage('Adblock configuration failed to be updated.', 'danger');
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}
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} else {
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$status->addMessage($errors, 'danger');
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}
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} elseif (isset($_POST['restartadblock']) || isset($_POST['startadblock'])) {
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exec('sudo /bin/systemctl restart dnsmasq.service', $dnsmasq, $return);
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if ($return == 0) {
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$status->addMessage('Adblock restart successful', 'success');
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} else {
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$status->addMessage('Adblock failed to restart.', 'danger');
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}
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}
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}
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exec('cat '. RASPI_ADBLOCK_CONFIG, $return);
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$arrConf = ParseConfig($return);
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if (sizeof($arrConf) > 0) {
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$enabled = true;
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}
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exec('pidof dnsmasq | wc -l', $dnsmasq);
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$dnsmasq_state = ($dnsmasq[0] > 0);
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$serviceStatus = $dnsmasq_state && $enabled ? "up" : "down";
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if (file_exists(RASPI_ADBLOCK_LISTPATH .'custom.txt')) {
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$adblock_custom_content = file_get_contents(RASPI_ADBLOCK_LISTPATH .'custom.txt');
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} else {
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$adblock_custom_content = '';
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}
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$adblock_log = '';
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exec('sudo chmod o+r '.RASPI_DHCPCD_LOG);
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$handle = fopen(RASPI_DHCPCD_LOG, "r");
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if ($handle) {
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while (($line = fgets($handle)) !== false) {
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if (preg_match('/(is 0.0.0.0)|(using only locally-known addresses)/', $line)) {
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$adblock_log .= $line;
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}
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}
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fclose($handle);
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} else {
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$adblock_log = "Unable to open log file";
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}
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echo renderTemplate(
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"adblock", compact(
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"status",
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"serviceStatus",
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"dnsmasq_state",
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"enabled",
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"custom_enabled",
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"adblock_custom_content",
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"adblock_log"
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)
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);
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}
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