From 22cbb862eeeb2ba5b95ebacad40a513f0f366a4d Mon Sep 17 00:00:00 2001
From: Wu Tingfeng <wutingfeng@outlook.com>
Date: Thu, 24 Nov 2022 19:49:27 +0800
Subject: [PATCH] Check for empty sources_non_forked_cache folder

---
 update_plugins.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/update_plugins.py b/update_plugins.py
index b5591cc6..47b33c3d 100644
--- a/update_plugins.py
+++ b/update_plugins.py
@@ -12,7 +12,7 @@ import tempfile
 import urllib.request
 import zipfile
 from io import BytesIO
-from os import path
+from os import listdir, path
 
 # --- Globals ----------------------------------------------
 PLUGINS = """
@@ -105,7 +105,7 @@ def update(plugin):
 if __name__ == "__main__":
     temp_directory = tempfile.mkdtemp()
 
-    if not path.isdir(SOURCE_DIR):
+    if not path.isdir(SOURCE_DIR) or not listdir(SOURCE_DIR):
         shutil.copytree(FALLBACK_SOURCE_DIR, SOURCE_DIR)
 
     try: