Discuz iswhitelist函数 白名单相关操作
2023/10/24 14:24:37
- //白名单相关操作function iswhitelist($host) { global $_G; static $iswhitelist = array(); if(isset($iswhitelist[$host])) { return $iswhitelist[$host]; } $hostlen = strlen($host); $iswhitelist[$host] = false; if(!$_G['cache']['domainwhitelist']) { loadcache('domainwhitelist'); } if(is_array($_G['cache']['domainwhitelist'])) foreach($_G['cache']['domainwhitelist'] as $val) { $domainlen = strlen($val); if($domainlen > $hostlen) { continue; } if(substr($host, -$domainlen) == $val) { $iswhitelist[$host] = true; break; } } if($iswhitelist[$host] == false) { $iswhitelist[$host] = $host == $_SERVER['HTTP_HOST']; } return $iswhitelist[$host];}