日志升级与缓存修复最终版
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<?php
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require_once __DIR__ . '/ClientIpResolver.php';
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require_once __DIR__ . '/GeoIpCountryCache.php';
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require_once __DIR__ . '/GeoIpCountryResolver.php';
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require_once __DIR__ . '/FpUrlHelper.php';
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require_once __DIR__ . '/RiskSecondaryGate.php';
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/**
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* 客户端 Session（PHPSESSID）统一判定缓存：byApi 阶段缓存 + byApiRisk 最终缓存。
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*/
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class CloakJudgmentCache
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{
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const SESSION_KEY = 'cloak_judgment_cache';
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const STAGE_BYAPI = 'byapi';
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const STAGE_FINAL = 'final';
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public static function hasSession()
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{
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return !empty($_SESSION[self::SESSION_KEY])
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&& is_array($_SESSION[self::SESSION_KEY]);
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}
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/**
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* @param string|null $currentIp
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* @return array|null
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*/
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public static function get($currentIp = null)
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{
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if (!self::hasSession()) {
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return null;
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}
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$cached = $_SESSION[self::SESSION_KEY];
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if (!self::isConfigValid($cached)) {
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self::clear();
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$_SESSION['visit_to_3'] = '1';
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return null;
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}
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$ip = ClientIpResolver::normalizeIp(
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$currentIp !== null && $currentIp !== '' ? $currentIp : ClientIpResolver::resolve()
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);
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$cachedIp = ClientIpResolver::normalizeIp($cached['ip'] ?? '');
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if ($ip !== null && $cachedIp !== null && $ip !== $cachedIp) {
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self::refreshCountryForCurrentIp($ip);
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$cached = $_SESSION[self::SESSION_KEY];
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}
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return $cached;
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}
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/**
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* 二次风控关闭（CLOAK_RISK_NUMBER=0 等）时，byApi 阶段缓存即视为最终缓存。
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*
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* @param array $cached
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*/
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public static function isEffectivelyFinal(array $cached)
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{
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$stage = (string) ($cached['stage'] ?? '');
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if ($stage === self::STAGE_FINAL) {
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return true;
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}
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if ($stage === self::STAGE_BYAPI && !RiskSecondaryGate::isEnabled()) {
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return true;
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}
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return false;
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}
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/**
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* 仅返回最终缓存（可短路全流程）。
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*
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* @param string|null $currentIp
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* @return array|null
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*/
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public static function getFinal($currentIp = null)
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{
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$cached = self::get($currentIp);
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if ($cached === null || !self::isEffectivelyFinal($cached)) {
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return null;
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}
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return $cached;
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}
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/**
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* @param array|null $cached
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*/
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public static function isFinal($cached = null)
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{
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if ($cached === null) {
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$cached = self::get();
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}
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return is_array($cached) && self::isEffectivelyFinal($cached);
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}
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/**
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* @param array|null $cached
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*/
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public static function isPartial($cached = null)
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{
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if ($cached === null) {
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$cached = self::get();
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}
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if (!is_array($cached) || ($cached['stage'] ?? '') !== self::STAGE_BYAPI) {
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return false;
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}
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return RiskSecondaryGate::isEnabled();
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}
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/**
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* byApi 完成后写入；按风险系数决定 stage。
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* CLOAK_RISK_NUMBER=0（或未启用二次风控）时，byApi 结果直接记为 final。
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*
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* @param array{result:string,reason?:string,ip?:string,country?:string,fp_url?:string} $payload
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*/
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public static function storeFromByApi(array $payload)
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{
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$result = ($payload['result'] ?? '') === 'true' ? 'true' : 'false';
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$stage = self::STAGE_FINAL;
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if ($result === 'true' && RiskSecondaryGate::isEnabled()) {
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$stage = self::STAGE_BYAPI;
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}
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self::writeCache($stage, $payload);
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self::applyToSession($_SESSION[self::SESSION_KEY]);
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}
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/**
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* byApiRisk 完成后写入最终缓存。
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*
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* @param array{result:string,reason?:string,fp_url?:string,ip?:string,country?:string} $payload
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*/
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public static function storeFromByApiRisk(array $payload)
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{
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self::writeCache(self::STAGE_FINAL, $payload);
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self::applyToSession($_SESSION[self::SESSION_KEY]);
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}
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/**
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* @param array $cached
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*/
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public static function applyToSession(array $cached)
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{
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$result = ($cached['result'] ?? '') === 'true' ? 'true' : 'false';
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$_SESSION['check_result'] = $result;
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$_SESSION['visit_to_2'] = '2';
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if (self::isEffectivelyFinal($cached)) {
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$_SESSION['visit_to_3'] = '3';
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} else {
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$_SESSION['visit_to_3'] = '1';
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}
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if (!empty($cached['ip'])) {
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$_SESSION['gcu_ip'] = $cached['ip'];
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}
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if (array_key_exists('country', $cached)) {
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$_SESSION['gcu_country'] = (string) $cached['country'];
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}
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}
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/**
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* @param object $v_info visitorInfo
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* @param array $cached
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*/
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public static function applyToVisitorInfo($v_info, array $cached)
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{
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if (!is_object($v_info)) {
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return;
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}
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if (!empty($cached['ip'])) {
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$v_info->v_ip = $cached['ip'];
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}
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if (array_key_exists('country', $cached) && (string) $cached['country'] !== '') {
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$v_info->v_country = (string) $cached['country'];
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}
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}
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public static function clear()
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{
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unset($_SESSION[self::SESSION_KEY]);
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}
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public static function hitReason()
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{
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return '缓存';
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}
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/**
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* @param array $cached
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* @return array{result:bool,reason:string,link:string}
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*/
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public static function toApiResponse(array $cached)
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{
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$passed = ($cached['result'] ?? '') === 'true';
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$link = (string) ($cached['fp_url'] ?? '');
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if ($passed && $link === '') {
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$link = FpUrlHelper::fallbackUrl();
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}
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if (!$passed && $link === '' && defined('DB_ZP')) {
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$link = (string) DB_ZP;
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}
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return [
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'result' => $passed,
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'reason' => self::hitReason(),
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'link' => $link,
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];
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}
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/**
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* @param string $stage
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* @param array $payload
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*/
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private static function writeCache($stage, array $payload)
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{
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$ip = ClientIpResolver::normalizeIp($payload['ip'] ?? ClientIpResolver::resolve());
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if ($ip === null) {
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return;
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}
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$country = (string) ($payload['country'] ?? '');
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if ($country === '' && !empty($_SESSION['gcu_country'])) {
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$country = (string) $_SESSION['gcu_country'];
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}
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if ($country === '') {
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$country = (string) (GeoIpCountryResolver::resolve($ip) ?? '');
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}
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$_SESSION[self::SESSION_KEY] = [
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'stage' => $stage,
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'ip' => $ip,
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'country' => $country,
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'result' => ($payload['result'] ?? '') === 'true' ? 'true' : 'false',
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'reason' => (string) ($payload['reason'] ?? ''),
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'fp_url' => (string) ($payload['fp_url'] ?? ''),
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'risk_number' => defined('CLOAK_RISK_NUMBER') ? (int) CLOAK_RISK_NUMBER : 0,
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'campaign_id' => defined('COSTM_IP_SCORE') ? (string) COSTM_IP_SCORE : '',
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'cached_at' => time(),
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];
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}
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/**
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* @param string $currentIp
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*/
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private static function refreshCountryForCurrentIp($currentIp)
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{
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if (!self::hasSession()) {
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return;
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}
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$cached = $_SESSION[self::SESSION_KEY];
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$cached['ip'] = $currentIp;
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$cached['country'] = (string) (GeoIpCountryResolver::resolve($currentIp) ?? '');
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$_SESSION[self::SESSION_KEY] = $cached;
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$_SESSION['gcu_ip'] = $currentIp;
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$_SESSION['gcu_country'] = $cached['country'];
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}
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/**
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* @param array $cached
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*/
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private static function isConfigValid(array $cached)
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{
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if (defined('CLOAK_RISK_NUMBER') && (int) ($cached['risk_number'] ?? -1) !== (int) CLOAK_RISK_NUMBER) {
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return false;
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}
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if (defined('COSTM_IP_SCORE') && (string) ($cached['campaign_id'] ?? '') !== (string) COSTM_IP_SCORE) {
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return false;
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}
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return true;
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}
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}
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