/etc/pihole/setupVars.conf"); // Get values from setupVars.conf $setupVars = parse_ini_file("/etc/pihole/setupVars.conf"); $svPasswd = !empty($setupVars["WEBPASSWORD"]); $svEmail = (!empty($setupVars["ADMIN_EMAIL"]) && filter_var($setupVars["ADMIN_EMAIL"], FILTER_VALIDATE_EMAIL)) ? $setupVars["ADMIN_EMAIL"] : ""; unset($setupVars); // Set landing page location, found within /var/www/html/ $landPage = "../landing.php"; // Define array for hostnames to be accepted as self address for splash page $authorizedHosts = [ "localhost" ]; if (!empty($_SERVER["FQDN"])) { // If setenv.add-environment = ("fqdn" => "true") is configured in lighttpd, // append $serverName to $authorizedHosts array_push($authorizedHosts, $serverName); } else if (!empty($_SERVER["VIRTUAL_HOST"])) { // Append virtual hostname to $authorizedHosts array_push($authorizedHosts, $_SERVER["VIRTUAL_HOST"]); } // Set which extension types render as Block Page (Including "" for index.ext) $validExtTypes = array("asp", "htm", "html", "php", "rss", "xml", ""); // Get extension of current URL $currentUrlExt = pathinfo($_SERVER["REQUEST_URI"], PATHINFO_EXTENSION); // Set mobile friendly viewport $viewPort = ''; // Set response header function setHeader($type = "x") { header("X-Pi-hole: A black hole for Internet advertisements."); if (isset($type) && $type === "js") header("Content-Type: application/javascript"); } // Determine block page type if ($serverName === "pi.hole" || (!empty($_SERVER["VIRTUAL_HOST"]) && $serverName === $_SERVER["VIRTUAL_HOST"])) { // Redirect to Web Interface exit(header("Location: /admin")); } elseif (filter_var($serverName, FILTER_VALIDATE_IP) || in_array($serverName, $authorizedHosts)) { // When directly browsing via IP or authorized hostname // Render splash/landing page based off presence of $landPage file // Unset variables so as to not be included in $landPage or $splashPage unset($svPasswd, $svEmail, $authorizedHosts, $validExtTypes, $currentUrlExt); // If $landPage file is present if (is_file(getcwd()."/$landPage")) { unset($serverName, $viewPort); // unset extra variables not to be included in $landpage include $landPage; exit(); } // If $landPage file was not present, Set Splash Page output $splashPage = << $viewPort ● $serverName
Pi-hole logo

Pi-hole: Your black hole for Internet advertisements

Did you mean to go to the admin panel?
EOT; exit($splashPage); } elseif ($currentUrlExt === "js") { // Serve Pi-hole JavaScript for blocked domains requesting JS exit(setHeader("js").'var x = "Pi-hole: A black hole for Internet advertisements."'); } elseif (strpos($_SERVER["REQUEST_URI"], "?") !== FALSE && isset($_SERVER["HTTP_REFERER"])) { // Serve blank image upon receiving REQUEST_URI w/ query string & HTTP_REFERRER // e.g: An iframe of a blocked domain exit(setHeader().' '); } elseif (!in_array($currentUrlExt, $validExtTypes) || substr_count($_SERVER["REQUEST_URI"], "?")) { // Serve SVG upon receiving non $validExtTypes URL extension or query string // e.g: Not an iframe of a blocked domain, such as when browsing to a file/query directly // QoL addition: Allow the SVG to be clicked on in order to quickly show the full Block Page $blockImg = ' Blocked by Pi-hole '; exit(setHeader()." $viewPort $blockImg "); } /* Start processing Block Page from here */ // Define admin email address text based off $svEmail presence $bpAskAdmin = !empty($svEmail) ? '' : ""; // Get possible non-standard location of FTL's database $FTLsettings = parse_ini_file("/etc/pihole/pihole-FTL.conf"); if (isset($FTLsettings["GRAVITYDB"])) { $gravityDBFile = $FTLsettings["GRAVITYDB"]; } else { $gravityDBFile = "/etc/pihole/gravity.db"; } // Connect to gravity.db try { $db = new SQLite3($gravityDBFile, SQLITE3_OPEN_READONLY); } catch (Exception $exception) { die("[ERROR]: Failed to connect to gravity.db"); } // Get all adlist addresses $adlistResults = $db->query("SELECT address FROM vw_adlist"); $adlistsUrls = array(); while ($row = $adlistResults->fetchArray()) { array_push($adlistsUrls, $row[0]); } if (empty($adlistsUrls)) die("[ERROR]: There are no adlists enabled"); // Get total number of blocklists (Including Whitelist, Blacklist & Wildcard lists) $adlistsCount = count($adlistsUrls) + 3; // Set query timeout ini_set("default_socket_timeout", 3); // Logic for querying blocklists function queryAds($serverName) { // Determine the time it takes while querying adlists $preQueryTime = microtime(true)-$_SERVER["REQUEST_TIME_FLOAT"]; // Determine which protocol should be used $protocol = "http"; if ((isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on') || (isset($_SERVER['REQUEST_SCHEME']) && $_SERVER['REQUEST_SCHEME'] === 'https') || (isset($_SERVER['HTTP_X_FORWARDED_PROTO']) && $_SERVER['HTTP_X_FORWARDED_PROTO'] === 'https') ) { $protocol = "https"; } // Format the URL $queryAdsURL = sprintf( "%s://127.0.0.1:%s/admin/scripts/pi-hole/php/queryads.php?domain=%s&bp", $protocol, $_SERVER["SERVER_PORT"], $serverName ); // Request the file and receive the response $queryAdsFile = file($queryAdsURL, FILE_IGNORE_NEW_LINES); // $queryAdsFile must be an array (to avoid PHP 8.0+ error) if (is_array($queryAdsFile)) { $queryAds = array_values(array_filter(preg_replace("/data:\s+/", "", $queryAdsFile))); } else { // if not an array, return an error message return array("0" => "error", "1" => "
(".gettype($queryAdsFile).")
".print_r($queryAdsFile, true)); } $queryTime = sprintf("%.0f", (microtime(true)-$_SERVER["REQUEST_TIME_FLOAT"]) - $preQueryTime); // Exception Handling try { // Define Exceptions if (strpos($queryAds[0], "No exact results") !== FALSE) { // Return "none" into $queryAds array return array("0" => "none"); } else if ($queryTime >= ini_get("default_socket_timeout")) { // Connection Timeout throw new Exception ("Connection timeout (".ini_get("default_socket_timeout")."s)"); } elseif (!strpos($queryAds[0], ".") !== false) { // Unknown $queryAds output throw new Exception ("Unhandled error message ($queryAds[0])"); } return $queryAds; } catch (Exception $e) { // Return exception as array return array("0" => "error", "1" => $e->getMessage()); } } // Get results of queryads.php exact search $queryAds = queryAds($serverName); // Pass error through to Block Page if ($queryAds[0] === "error") die("[ERROR]: Unable to parse results from queryads.php: ".$queryAds[1].""); // Count total number of matching blocklists $featuredTotal = count($queryAds); // Place results into key => value array $queryResults = null; foreach ($queryAds as $str) { $value = explode(" ", $str); @$queryResults[$value[0]] .= "$value[1]"; } // Determine if domain has been blacklisted, whitelisted, wildcarded or CNAME blocked if (strpos($queryAds[0], "blacklist") !== FALSE) { $notableFlagClass = "blacklist"; $adlistsUrls = array("π" => substr($queryAds[0], 2)); } elseif (strpos($queryAds[0], "whitelist") !== FALSE) { $notableFlagClass = "noblock"; $adlistsUrls = array("π" => substr($queryAds[0], 2)); $wlInfo = "recentwl"; } elseif (strpos($queryAds[0], "wildcard") !== FALSE) { $notableFlagClass = "wildcard"; $adlistsUrls = array("π" => substr($queryAds[0], 2)); } elseif ($queryAds[0] === "none") { $featuredTotal = "0"; $notableFlagClass = "noblock"; // QoL addition: Determine appropriate info message if CNAME exists // Suggests to the user that $serverName has a CNAME (alias) that may be blocked $dnsRecord = dns_get_record("$serverName")[0]; if (array_key_exists("target", $dnsRecord)) { $wlInfo = $dnsRecord['target']; } else { $wlInfo = "unknown"; } } // Set #bpOutput notification $wlOutputClass = (isset($wlInfo) && $wlInfo === "recentwl") ? $wlInfo : "hidden"; $wlOutput = (isset($wlInfo) && $wlInfo !== "recentwl") ? "$wlInfo" : ""; // Get Pi-hole Core version $phVersion = exec("cd /etc/.pihole/ && git describe --long --tags"); // Print $execTime on development branches // Testing for - is marginally faster than "git rev-parse --abbrev-ref HEAD" if (explode("-", $phVersion)[1] != "0") $execTime = microtime(true)-$_SERVER["REQUEST_TIME_FLOAT"]; // Please Note: Text is added via CSS to allow an admin to provide a localized // language without the need to edit this file setHeader(); ?> ● <?=$serverName ?>

Open Source Ad Blocker Designed for Raspberry Pi

0) echo ''; ?>
 0) foreach ($queryResults as $num => $value) { echo "[$num]:$adlistsUrls[$num]\n"; } ?>
. Pi-hole ()