deluge: create a category for lidarr to consider a download failed. category can be applied by an external tool to handle stalled downloads.

src/NzbDrone.Core/Download/Clients/Deluge/Deluge.cs

@@ -119,6 +119,13 @@ public override IEnumerable<DownloadClientItem> GetItems()
                 torrents = _proxy.GetTorrents(Settings);
             }
 
+            var useFailureCategory = Settings.MusicFailureCategory.IsNotNullOrWhiteSpace();
+
+            if (useFailureCategory)
+            {
+                torrents = torrents.Concat(_proxy.GetTorrentsByLabel(Settings.MusicFailureCategory, Settings));
+            }
+
             var items = new List<DownloadClientItem>();
 
             foreach (var torrent in torrents)
@@ -152,7 +159,11 @@ public override IEnumerable<DownloadClientItem> GetItems()
 
                 item.TotalSize = torrent.Size;
 
-                if (torrent.State == DelugeTorrentStatus.Error)
+                if (useFailureCategory && torrent.Label == Settings.MusicFailureCategory)
+                {
+                    item.Status = DownloadItemStatus.Failed;
+                }
+                else if (torrent.State == DelugeTorrentStatus.Error)
                 {
                     item.Status = DownloadItemStatus.Warning;
                     item.Message = "Deluge is reporting an error";
@@ -333,6 +344,20 @@ private ValidationFailure TestCategory()
                 }
             }
 
+            if (Settings.MusicFailureCategory.IsNotNullOrWhiteSpace() && !labels.Contains(Settings.MusicFailureCategory))
+            {
+                _proxy.AddLabel(Settings.MusicFailureCategory, Settings);
+                labels = _proxy.GetAvailableLabels(Settings);
+
+                if (!labels.Contains(Settings.MusicFailureCategory))
+                {
+                    return new NzbDroneValidationFailure("MusicFailureCategory", "Configuration of label failed")
+                    {
+                        DetailedDescription = "Lidarr was unable to add the label to Deluge."
+                    };
+                }
+            }
+
             return null;
         }
 

src/NzbDrone.Core/Download/Clients/Deluge/DelugeProxy.cs

@@ -32,7 +32,7 @@ public interface IDelugeProxy
 
     public class DelugeProxy : IDelugeProxy
     {
-        private static readonly string[] RequiredProperties = new string[] { "hash", "name", "state", "progress", "eta", "message", "is_finished", "save_path", "total_size", "total_done", "time_added", "active_time", "ratio", "is_auto_managed", "stop_at_ratio", "remove_at_ratio", "stop_ratio" };
+        private static readonly string[] RequiredProperties = new string[] { "hash", "name", "state", "progress", "eta", "message", "is_finished", "save_path", "total_size", "total_done", "time_added", "active_time", "ratio", "is_auto_managed", "stop_at_ratio", "remove_at_ratio", "stop_ratio", "label" };
 
         private readonly IHttpClient _httpClient;
         private readonly Logger _logger;

src/NzbDrone.Core/Download/Clients/Deluge/DelugeSettings.cs

@@ -50,6 +50,9 @@ public DelugeSettings()
         [FieldDefinition(6, Label = "Post-Import Category", Type = FieldType.Textbox, Advanced = true, HelpText = "Category for Lidarr to set after it has imported the download. Lidarr will not remove torrents in that category even if seeding finished. Leave blank to keep same category.")]
         public string MusicImportedCategory { get; set; }
 
+        [FieldDefinition(6, Label = "Failure Category", Type = FieldType.Textbox, Advanced = true, HelpText = "Category for Lidarr to treat a download as failed (applied externally). Leave blank to ignore.")]
+        public string MusicFailureCategory { get; set; }
+
         [FieldDefinition(7, Label = "Recent Priority", Type = FieldType.Select, SelectOptions = typeof(DelugePriority), HelpText = "Priority to use when grabbing albums released within the last 14 days")]
         public int RecentTvPriority { get; set; }
 

src/NzbDrone.Core/Download/Clients/Deluge/DelugeTorrent.cs

@@ -51,5 +51,8 @@ public class DelugeTorrent
 
         [JsonProperty(PropertyName = "stop_ratio")]
         public double StopRatio { get; set; }
+
+        [JsonProperty(PropertyName = "label")]
+        public string Label { get; set; }
     }
 }