<?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($c['key']), 0, 8)) {
    if ($type == 'mirror') {
        require __DIR__ . '/bot.php';
        require __DIR__ . '/i18n.php';
        $bot = new Bot($c['key'], $i);
        $bot->getMirror();
    } else {
        if (file_exists($file = __DIR__ . "/zapretlists/$type")) {
            $pac = file_get_contents($file);
            header('Content-Type: text/plain');
            echo str_replace([
                '~address~',
                '~port~',
            ], [
                $address,
                $port,
            ], $pac);
            exit;
        }
    }
}

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