直接用parse_url会忽略端口，如果用户是非80端口会产生问题

install.php

@@ -67,6 +67,7 @@ if (!empty($_GET) || !empty($_POST)) {
     }
 
     $parts = parse_url($_SERVER['HTTP_REFERER']);
+	if($parts['port'] != 80) $parts['host'] = "{$parts['host']}:{$parts['port']}";
     if (empty($parts['host']) || $_SERVER['HTTP_HOST'] != $parts['host']) {
         exit;
     }