vpnbot/app/index.php

<?php

require __DIR__ . '/timezone.php';

// bot
require __DIR__ . '/config.php';
if ('POST' == $_SERVER['REQUEST_METHOD'] && $_GET['k'] == $c['key']) {
    if ($c['debug']) {
        require __DIR__ . '/debug.php';
    }
    require __DIR__ . '/calc.php';
    require __DIR__ . '/bot.php';
    require __DIR__ . '/i18n.php';
    $bot = new Bot($c['key'], $i);
    $bot->input();
    exit;
}

// pac
$type = $_GET['t'] ?? 'pac';
$address = $_GET['a'] ?: '127.0.0.1';
$port = $_GET['p'] ?: '1080';
$hash = $_GET['h'];
if ($hash == substr(md5($c['key']), 0, 8)) {
    switch ($type) {
        case 'mirror':
            require __DIR__ . '/bot.php';
            require __DIR__ . '/i18n.php';
            $bot = new Bot($c['key'], $i);
            $bot->getMirror();
            break;

        case 's':
            require __DIR__ . '/bot.php';
            require __DIR__ . '/i18n.php';
            $bot = new Bot($c['key'], $i);
            if (!empty($_GET['b'])) {
                $fs  = $bot->v2raySubscription($_GET['s'], 1);
                header("Location: $fs");
                exit;
            } else {
                header('Content-Type: application/json');
                echo $bot->v2raySubscription($_GET['s']);
            }
            exit;

        case 'si':
            require __DIR__ . '/bot.php';
            require __DIR__ . '/i18n.php';
            $bot = new Bot($c['key'], $i);
            if (!empty($_GET['b'])) {
                    switch ($_GET['b']) {
                        case '1':
                            $fs = $bot->singboxSubscription($_GET['s'], 1);
                            header("Location: $fs");
                            exit;
                        case '2':
                            file_put_contents('/singbox/update.cmd', preg_replace('#~url~#', $bot->singboxSubscription($_GET['s'], a: 1), file_get_contents('/singbox/update.cmd')));
                            $zip = new ZipArchive();
                            $n   = "singbox_$v.zip";
                            $zip->open($n, ZipArchive::CREATE | ZipArchive::OVERWRITE);
                            foreach (scandir('/singbox') as $k => $v) {
                                if (!empty(!in_array($v, ['.', '..']))) {
                                    $zip->addFile("/singbox/$v", $v);
                                }
                            }
                            $zip->close();
                            header('Content-Disposition: attachment; filename="singbox.zip"');
                            echo file_get_contents($n);
                            unlink($n);
                            break;
                    }
            } else {
                header('Content-Type: application/json');
                echo $bot->singboxSubscription($_GET['s']);
            }
            exit;

        case 'te':
            require __DIR__ . '/bot.php';
            require __DIR__ . '/i18n.php';
            $bot = new Bot($c['key'], $i);
            if (!empty($_GET['te'])) {
                $t = $bot->getPacConf()['singtemplates'][urldecode($_GET['te'])];
            } else {
                $t = json_decode(file_get_contents('/config/sing.json'), true);
            }
            if ($t) {
                header('Content-Type: application/json');
                echo json_encode($t, JSON_PRETTY_PRINT | JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
                exit;
            }

        default:
            if (file_exists($file = __DIR__ . "/zapretlists/$type")) {
                $pac = file_get_contents($file);
                header('Content-Type: text/plain');
                echo str_replace([
                    '~address~',
                    '~port~',
                ], [
                    $address,
                    $port,
                ], $pac);
                exit;
            }
            break;
    }
}
if (!empty($_GET['hash'])) {
    $t = $_GET;
    unset($t['hash']);
    ksort($t);
    foreach ($t as $k => $v) {
        $s[] = "$k=$v";
    }
    $s  = implode("\n", $s);
    $sk = hash_hmac('sha256', $c['key'], "WebAppData", true);
    if (hash_hmac('sha256', $s, $sk) == $_GET['hash']) {
        require __DIR__ . '/bot.php';
        require __DIR__ . '/i18n.php';
        $bot = new Bot($c['key'], $i);
        setcookie('c', substr(hash('sha256', $c['key']), 0, 8), 0, '/');
        setcookie('a', $bot->adguardBasicAuth(), 0, '/');
        die('ok');
    }
}

header('500', true, 500);
exit;