Discuz 启用 SSL 证书全局 https 访问

source/class/discuz/discuz_application.php（约第 193 行处）：

查找：

$_G['isHTTPS'] = ($_SERVER['HTTPS'] && strtolower($_SERVER['HTTPS']) != 'off') ? true : false;

修改为：

$_G['isHTTPS'] = ($_SERVER['SERVER_PORT'] == 443 || $_SERVER['HTTPS'] && strtolower($_SERVER['HTTPS']) != 'off') ? true : false;

uc_server/avatar.php（约第 14 行处）：

查找：

define('UC_API', strtolower(($_SERVER['HTTPS'] == 'on' ? 'https' : 'http').'://'.$_SERVER['HTTP_HOST'].substr($_SERVER['PHP_SELF'], 0, strrpos($_SERVER['PHP_SELF'], '/'))));

修改为：

define('UC_API', strtolower(($_SERVER['SERVER_PORT'] == 443 || $_SERVER['HTTPS'] == 'on' ? 'https' : 'http').'://'.$_SERVER['HTTP_HOST'].substr($_SERVER['PHP_SELF'], 0, strrpos($_SERVER['PHP_SELF'], '/'))));