fix 2

application/controllers/cache.php

@@ -39,6 +39,8 @@ class Cache extends CI_Controller {
    *
    */
   public function update() {
+    header('Content-Type: text/html; charset=utf-8');
+
     $returnType = $this->input->get('type');
     //设置缓存文件文件夹
     $cache_config         = $this->config->item('cache');
@@ -156,9 +158,9 @@ class Cache extends CI_Controller {
           $url_temp             = str_replace('/index.htm', '/', $url_temp);
           $file_time[$url_temp] = date("F d Y H:i:s", filemtime("$dir/$f"));
 
-          // $encode    = mb_detect_encoding($url_temp, ['ASCII', 'GBK', 'ISO-8859-1', 'UTF-8']);
+          $encode = mb_detect_encoding($url_temp, ['ASCII', 'GBK', 'ISO-8859-1', 'UTF-8']);
           // $_url_temp = mb_convert_encoding($url_temp, 'UTF8', $encode);
-          $_url_temp = $url_temp;
+          $_url_temp = mb_convert_encoding($url_temp, 'UTF-8', 'GBK') . '?encoding=' . $encode;
 
           $file[] = $_url_temp;
         }