调试导出excel

@@ -495,7 +495,6 @@ class AdminCommonController extends AdminBaseController
             mkdir($files_url);
         }
         $file_url = ROOT_PATH . '/public/upload/export/'.$file_name;
-//        chmod(ROOT_PATH . '/public/upload/export/', 0777);
         $writer->save($file_url);
         //相对路径
         $url = 'upload/export/'.$file_name;
@@ -584,7 +583,10 @@ class AdminCommonController extends AdminBaseController
         }
         $zip->close();//关闭
 
-        chmod($zipName, 0777);//适用于linux
+        $sys = $this->getOperateSys();
+        if($sys == 'Linux'){
+            chmod($zipName, 0777);//适用于linux
+        }
 
 //        if(!file_exists($zipName)){
 //            exit("无法找到文件"); //即使创建，仍有可能失败
@@ -592,8 +594,10 @@ class AdminCommonController extends AdminBaseController
 
         //如果不要下载，下面这段删掉即可，如需返回压缩包下载链接，只需 return $zipName;
 
-        //中文导出需要转码
-//        $zipName=iconv('UTF-8','GB2312',$zipName);
+        if($sys == 'Windows'){
+            //中文导出需要转码
+            $zipName=iconv('UTF-8','GB2312',$zipName);
+        }
 
         header("Cache-Control: public");//任何情况下都可以得到资源参考：https://blog.csdn.net/u012375924/article/details/82806617
         header("Content-Description: File Transfer");
@@ -817,4 +821,18 @@ class AdminCommonController extends AdminBaseController
         die(json_encode($result,JSON_UNESCAPED_UNICODE));
     }
 
+    //判断当前操作系统
+    public function getOperateSys(){
+        $os_name = PHP_OS;
+        //判断
+        if(strpos($os_name,"Linux")!==false){
+            $os_str="Linux";
+        }else if(strpos($os_name,"Windows")!==false){
+            $os_str="Windows";
+        }else{
+            $os_str='';
+        }
+        return $os_str;
+    }
+
 }