外观导入

app/Admin/Forms/AppearanceImPortForm.php

@@ -31,6 +31,8 @@ class AppearanceImPortForm extends Form implements LazyRenderable
             $folder = $appearanceRs->folder;
             $extractPath = resource_path().'/appearance/tmp';
             $path = resource_path().'/appearance/'.$folder;
+            //删除TMP文件夹下的文件
+            $this->deleteDirectoryContents($extractPath);
             //解压
             $unzip = $this->unzip($file,$extractPath,$path);
             if (!$unzip['status']) {
@@ -139,7 +141,7 @@ class AppearanceImPortForm extends Form implements LazyRenderable
         return ['status' => true];
     }
 
-    // 递归删除文件夹及其内容
+    // 递归删除子目录及其内容
     private function deleteDirectoryContents($dir)
     {
         // 获取目录下所有文件和文件夹