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82 lines
3.3 KiB
82 lines
3.3 KiB
<?php
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/* Pi-hole: A black hole for Internet advertisements
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* (c) 2017 Pi-hole, LLC (https://pi-hole.net)
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* Network-wide ad blocking via your own hardware.
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*
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* This file is copyright under the latest version of the EUPL.
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* Please see LICENSE file for your rights under this license. */
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// Sanitize SERVER_NAME output
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$serverName = htmlspecialchars($_SERVER["SERVER_NAME"]);
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// Remove external ipv6 brackets if any
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$serverName = preg_replace('/^\[(.*)\]$/', '${1}', $serverName);
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// Set landing page location, found within /var/www/html/
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$landPage = "../landing.php";
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// Define array for hostnames to be accepted as self address for splash page
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$authorizedHosts = [ "localhost" ];
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if (!empty($_SERVER["FQDN"])) {
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// If setenv.add-environment = ("fqdn" => "true") is configured in lighttpd,
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// append $serverName to $authorizedHosts
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array_push($authorizedHosts, $serverName);
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} else if (!empty($_SERVER["VIRTUAL_HOST"])) {
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// Append virtual hostname to $authorizedHosts
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array_push($authorizedHosts, $_SERVER["VIRTUAL_HOST"]);
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}
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// Determine block page type
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if ($serverName === "pi.hole"
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|| (!empty($_SERVER["VIRTUAL_HOST"]) && $serverName === $_SERVER["VIRTUAL_HOST"])) {
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// Redirect to Web Interface
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header("Location: /admin");
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exit();
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} elseif (filter_var($serverName, FILTER_VALIDATE_IP) || in_array($serverName, $authorizedHosts)) {
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// When directly browsing via IP or authorized hostname
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// Render splash/landing page based off presence of $landPage file
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// Unset variables so as to not be included in $landPage or $splashPage
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unset($authorizedHosts);
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// If $landPage file is present
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if (is_file(getcwd()."/$landPage")) {
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unset($serverName, $viewPort); // unset extra variables not to be included in $landpage
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include $landPage;
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exit();
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}
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// If $landPage file was not present, Set Splash Page output
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$splashPage = <<<EOT
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<!doctype html>
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<html lang='en'>
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<head>
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<meta charset='utf-8'>
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<meta name='viewport' content='width=device-width, initial-scale=1'>
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<title>● $serverName</title>
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<link rel='shortcut icon' href='/admin/img/favicons/favicon.ico' type='image/x-icon'>
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<style>
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html, body { height: 100% }
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body { margin: 0; font: 13pt "Source Sans Pro", "Helvetica Neue", Helvetica, Arial, sans-serif; }
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body { background: #222; color: rgba(255, 255, 255, 0.7); text-align: center; }
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p { margin: 0; }
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a { color: #3c8dbc; text-decoration: none; }
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a:hover { color: #72afda; text-decoration: underline; }
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#splashpage { display: flex; align-items: center; justify-content: center; }
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#splashpage img { margin: 5px; width: 256px; }
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#splashpage b { color: inherit; }
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</style>
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</head>
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<body id='splashpage'>
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<div>
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<img src='/admin/img/logo.svg' alt='Pi-hole logo' width='256' height='377'>
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<br>
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<p>Pi-<strong>hole</strong>: Your black hole for Internet advertisements</p>
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<a href='/admin'>Did you mean to go to the admin panel?</a>
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</div>
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</body>
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</html>
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EOT;
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exit($splashPage);
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}
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header("HTTP/1.1 404 Not Found");
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exit();
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?>
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