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