add configurable stop_on_bot setting to halt downloads on YouTube bot detection

backend/appsettings/serializers.py

@@ -59,6 +59,7 @@ class AppConfigDownloadsSerializer(
     extractor_lang = serializers.CharField(allow_null=True)
     integrate_ryd = serializers.BooleanField()
     integrate_sponsorblock = serializers.BooleanField()
+    stop_on_bot = serializers.BooleanField()
 
 
 class AppConfigAppSerializer(

backend/appsettings/src/config.py

@@ -46,6 +46,7 @@ class DownloadsConfigType(TypedDict):
     extractor_lang: str | None
     integrate_ryd: bool
     integrate_sponsorblock: bool
+    stop_on_bot: bool
 
 
 class ApplicationConfigType(TypedDict):
@@ -95,6 +96,7 @@ class AppConfig:
             "extractor_lang": None,
             "integrate_ryd": False,
             "integrate_sponsorblock": False,
+            "stop_on_bot": True,
         },
         "application": {
             "enable_snapshot": True,

backend/download/src/yt_dlp_base.py

@@ -94,6 +94,11 @@ class YtWrap:
                 print(f"{url}: failed to download with message {err}")
                 if "Temporary failure in name resolution" in str(err):
                     raise ConnectionError("lost the internet, abort!") from err
+                if self.config["downloads"].get("stop_on_bot"):
+                    if "not a bot" in str(err):
+                        raise ConnectionError(
+                            "YouTube bot detection, abort!"
+                        ) from err
 
                 return False, str(err)
 
@@ -122,6 +127,11 @@ class YtWrap:
                 print(f"{url}: failed to get info from youtube: {err}")
                 if "Temporary failure in name resolution" in str(err):
                     raise ConnectionError("lost the internet, abort!") from err
+                if self.config["downloads"].get("stop_on_bot"):
+                    if "not a bot" in str(err):
+                        raise ConnectionError(
+                            "YouTube bot detection, abort!"
+                        ) from err
 
                 return None, str(err)
 

frontend/src/api/loader/loadAppsettingsConfig.ts

@@ -27,6 +27,7 @@ export type AppSettingsConfigType = {
     extractor_lang: string | null;
     integrate_ryd: boolean;
     integrate_sponsorblock: boolean;
+    stop_on_bot: boolean;
   };
   application: {
     enable_snapshot: boolean;

frontend/src/pages/SettingsApplication.tsx

@@ -50,6 +50,7 @@ const SettingsApplication = () => {
   const [currentThrottledRate, setCurrentThrottledRate] = useState<number | null>(null);
   const [currentScrapingSleep, setCurrentScrapingSleep] = useState<number | null>(null);
   const [currentAutodelete, setCurrentAutodelete] = useState<number | null>(null);
+  const [stopOnBot, setStopOnBot] = useState(true);
 
   // Download Format
   const [downloadsFormat, setDownloadsFormat] = useState<string | null>(null);
@@ -106,6 +107,7 @@ const SettingsApplication = () => {
     setCurrentThrottledRate(appSettingsConfigData?.downloads.throttledratelimit || null);
     setCurrentScrapingSleep(appSettingsConfigData?.downloads.sleep_interval || null);
     setCurrentAutodelete(appSettingsConfigData?.downloads.autodelete_days || null);
+    setStopOnBot(appSettingsConfigData?.downloads.stop_on_bot ?? true);
 
     // Download Format
     setDownloadsFormat(appSettingsConfigData?.downloads.format || null);
@@ -308,6 +310,10 @@ const SettingsApplication = () => {
                         <li>Minimal recommended is 10.</li>
                       </ul>
                     </li>
+                    <li>
+                      Stop on bot detection will stop the download queue when YT returns a bot
+                      detection error instead of continuing to fail every remaining video.
+                    </li>
                     <li>
                       Auto delete deletes videos marked as watched after x days.
                       <ul>
@@ -357,6 +363,16 @@ const SettingsApplication = () => {
                   updateCallback={handleUpdateConfig}
                 />
               </div>
+              <div className="settings-box-wrapper">
+                <div>
+                  <p>Stop queue on bot detection</p>
+                </div>
+                <ToggleConfig
+                  name="downloads.stop_on_bot"
+                  value={stopOnBot}
+                  updateCallback={handleUpdateConfig}
+                />
+              </div>
               <div className="settings-box-wrapper">
                 <div>
                   <p>

frontend/src/stores/AppSettingsStore.ts

@@ -34,6 +34,7 @@ export const useAppSettingsStore = create<AppSettingsState>(set => ({
       extractor_lang: null,
       integrate_ryd: false,
       integrate_sponsorblock: false,
+      stop_on_bot: true,
     },
     application: {
       enable_snapshot: false,