root
107 lines
2.7 KiB
PHP
Executable File
107 lines
2.7 KiB
PHP
Executable File
<?php
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require_once __DIR__ . '/ClientIpResolver.php';
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/**
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* IP 白名单与链接参数白名单判定（供流水线早期快速路径与黑白名单阶段复用）
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*/
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class WhitelistGate
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{
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/**
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* @return string[]
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*/
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public static function getWhitelistIps()
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{
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if (defined('WHITELIST_GROUP_ID') && (int) WHITELIST_GROUP_ID > 0) {
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return ip_group_list_addresses((int) WHITELIST_GROUP_ID);
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}
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if (!defined('SHOW_SITE_IP') || SHOW_SITE_IP === '') {
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return [];
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}
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return array_values(array_filter(array_map('trim', explode(',', SHOW_SITE_IP)), static function ($v) {
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return $v !== '';
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}));
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}
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/**
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* @param string $ip
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*/
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public static function matchesWhitelistIp($ip)
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{
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$ip = trim((string) $ip);
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if ($ip === '') {
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return false;
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}
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foreach (self::getWhitelistIps() as $entry) {
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if (function_exists('ip_visitor_matches_list_entry') && ip_visitor_matches_list_entry($ip, $entry)) {
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return true;
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}
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if ($ip === $entry) {
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return true;
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}
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}
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return false;
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}
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public static function matchesWhitelistParams()
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{
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if (!defined('WHITE_PARAMS') || WHITE_PARAMS === '') {
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return false;
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}
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$wparams = explode('=', WHITE_PARAMS, 2);
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if (count($wparams) !== 2) {
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return false;
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}
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$pk = $wparams[0];
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$pv = $wparams[1];
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return isset($_GET[$pk]) && strip_tags((string) $_GET[$pk]) === $pv;
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}
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/**
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* @param visitorInfo|object|null $v_info
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*/
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public static function resolveVisitorIp($v_info = null)
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{
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$ip = '';
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if ($v_info !== null && isset($v_info->v_ip)) {
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$ip = (string) $v_info->v_ip;
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}
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if ($ip === '' || $ip === '0.0.0.0') {
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$ip = ClientIpResolver::resolve();
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}
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return $ip;
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}
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/**
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* @param visitorInfo|object|null $v_info
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*/
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public static function isMatched($v_info = null)
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{
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if (self::matchesWhitelistParams()) {
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return true;
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}
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return self::matchesWhitelistIp(self::resolveVisitorIp($v_info));
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}
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/**
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* 优先级：链接参数白名单 > IP 白名单
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*
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* @param visitorInfo|object|null $v_info
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*/
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public static function matchReason($v_info = null)
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{
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if (self::matchesWhitelistParams()) {
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return '白名单链接参数';
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}
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if (self::matchesWhitelistIp(self::resolveVisitorIp($v_info))) {
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return '白名单';
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}
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return '白名单';
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}
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}
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