'; } elseif ($_SERVER['REQUEST_METHOD'] == 'POST') { $token = isset(array_keys($_POST)[0]) ? array_keys($_POST)[0] : ""; $data = isset($_POST[$token]) ? $_POST[$token] : ""; if (decrypt_KMG($token,KMG_TOKEN_KEY) < time() - KMG_TOKEN_EXPIRE) { echo json_encode(['html_content' => encrypt_KMG(error_page_KMG(401),$token)]); exit; } $data = decrypt_KMG($data,$token); if ( $result = request_KMG( [ 'campaign_id' => KMG_CAMPAIGN_ID, 'ip' => ip_KMG(), 'data' => $data ] ) ) { $return = [ 'vid_key' => $result['vid_key'] ?? null, 'vid_value' => $result['vid_value'] ?? null ]; if ($result['action'] == 'SHOW') { if (file_exists($result['target'])) { ob_start(); require_once $result['target']; $file_content = ob_get_clean(); $return['html_content'] = encrypt_KMG($file_content,$token); } else { $return['html_content'] = encrypt_KMG(error_page_KMG(500),$token); } } else if ($result['action'] == 'REDIRECT') { $return['html_content'] = encrypt_KMG('',$token); } else if ($result['action'] == 'ERROR') { $return['html_content'] = encrypt_KMG(error_page_KMG($result['target']),$token); } echo json_encode($return); } else { echo json_encode(['html_content' => encrypt_KMG(error_page_KMG(400),$token)]); } } else { echo json_encode(['html_content' => encrypt_KMG(error_page_KMG(405),$token)]); } function error_page_KMG($code) { $error_code = [ 400 => '400 Bad Request', 401 => '401 Unauthorized', 403 => '403 Forbidden', 404 => '404 Not Found', 405 => '405 Method Not Allowed', 500 => '500 Internal Server Error', 502 => '502 Bad Gateway', 503 => '503 Service Unavailable', ]; return '' . $error_code[$code] . '

' . $error_code[$code] . '

KanMenGou
'; } function encrypt_KMG($text,$key) { return crypt_KMG($text, $key, 'encrypt'); } function decrypt_KMG($text,$key) { return crypt_KMG($text, $key, 'decrypt'); } function crypt_KMG($text, $key, $type = 'encrypt') { $tmp = $type == 'encrypt' ? json_encode($text) : base64url_decode($text); $result = ''; $keyLength = strlen($key); for ($i = 0; $i < strlen($tmp); $i++) { $result .= chr(ord($tmp[$i]) ^ ord($key[$i % $keyLength])); } return $type == 'encrypt' ? base64url_encode($result) : json_decode($result, true); } function base64url_encode($data) { return rtrim(strtr(base64_encode($data), '+/', '-_'), '='); } function base64url_decode($data) { return base64_decode(str_pad(strtr($data, '-_', '+/'), strlen($data) % 4, '=', STR_PAD_RIGHT)); } function ip_KMG() { if (isset($_SERVER['HTTP_CF_CONNECTING_IP'])) { return $_SERVER['HTTP_CF_CONNECTING_IP']; } elseif (isset($_SERVER['HTTP_X_FORWARDED_FOR'])) { $ip_arr = explode(',', $_SERVER['HTTP_X_FORWARDED_FOR']); return $ip_arr[0]; } else { return $_SERVER['REMOTE_ADDR']; } } function request_KMG($data) { $url = 'https://kanmengou.vip/api/v1/verify'; $ch = curl_init(); curl_setopt($ch, CURLOPT_URL, $url); curl_setopt($ch, CURLOPT_POST, 1); curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0); curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0); curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 10); curl_setopt($ch, CURLOPT_TIMEOUT, 10); curl_setopt($ch, CURLOPT_HTTPHEADER, [ 'Content-Type: application/json', 'Authorization: Bearer ' . KMG_API_KEY ]); curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($data)); curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); $result = curl_exec($ch); curl_close($ch); if ($result = json_decode($result, true)) { return $result; } else { return false; } } ?>