handle filenotfounderror for manual cookie import

tubearchivist/home/src/download/yt_dlp_base.py

@@ -83,8 +83,13 @@ class CookieHandler:
         """import cookie from file"""
         cache_path = self.config["application"]["cache_dir"]
         import_path = os.path.join(cache_path, "import", "cookies.google.txt")
+
+        try:
             with open(import_path, encoding="utf-8") as cookie_file:
                 cookie = cookie_file.read()
+        except FileNotFoundError as err:
+            print(f"cookie: {import_path} file not found")
+            raise err
 
         self.set_cookie(cookie)
 

tubearchivist/home/views.py

@@ -929,25 +929,36 @@ class SettingsView(View):
             if config_value == "cookie_import":
                 self.process_cookie(config, updated_value)
 
-    @staticmethod
+    def process_cookie(self, config, updated_value):
-    def process_cookie(config, updated_value):
         """import and validate cookie"""
         handler = CookieHandler(config)
         if updated_value:
+            try:
                 handler.import_cookie()
+            except FileNotFoundError:
+                print("cookie: import failed, file not found")
+                handler.revoke()
+                self._fail_message("Cookie file not found.")
+                return
+
             valid = handler.validate()
             if not valid:
                 handler.revoke()
+                self._fail_message("Failed to validate cookie file.")
+        else:
+            handler.revoke()
+
+    @staticmethod
+    def _fail_message(message_line):
+        """notify our failure"""
         key = "message:setting"
         message = {
             "status": key,
             "level": "error",
             "title": "Cookie import failed",
-                    "message": "",
+            "message": message_line,
         }
         RedisArchivist().set_message(key, message=message, expire=True)
-        else:
-            handler.revoke()
 
 
 def progress(request):