Fixed: Validation for nested settings not running

Prevents #1243

src/NzbDrone.Core/Indexers/Definitions/Cardigann/CardigannSettings.cs

@@ -1,22 +1,14 @@
 using System.Collections.Generic;
 using FluentValidation;
+using FluentValidation.Results;
 using NzbDrone.Core.Annotations;
 using NzbDrone.Core.Indexers.Settings;
 using NzbDrone.Core.Validation;
 
 namespace NzbDrone.Core.Indexers.Cardigann
 {
-    public class CardigannSettingsValidator : AbstractValidator<CardigannSettings>
-    {
-        public CardigannSettingsValidator()
-        {
-        }
-    }
-
     public class CardigannSettings : NoAuthTorrentBaseSettings
     {
-        private static readonly CardigannSettingsValidator Validator = new CardigannSettingsValidator();
-
         public CardigannSettings()
         {
             ExtraFieldData = new Dictionary<string, object>();
@@ -26,10 +18,5 @@ namespace NzbDrone.Core.Indexers.Cardigann
         public string DefinitionFile { get; set; }
 
         public Dictionary<string, object> ExtraFieldData { get; set; }
-
-        public override NzbDroneValidationResult Validate()
-        {
-            return new NzbDroneValidationResult(Validator.Validate(this));
-        }
     }
 }

src/NzbDrone.Core/Indexers/Definitions/Headphones/HeadphonesSettings.cs

@@ -10,6 +10,7 @@ namespace NzbDrone.Core.Indexers.Headphones
         {
             RuleFor(c => c.Username).NotEmpty();
             RuleFor(c => c.Password).NotEmpty();
+            RuleFor(x => x.BaseSettings).SetValidator(new IndexerCommonSettingsValidator());
         }
     }
 

src/NzbDrone.Core/Indexers/Definitions/Newznab/NewznabSettings.cs

@@ -35,6 +35,7 @@ namespace NzbDrone.Core.Indexers.Newznab
 
         public NewznabSettingsValidator()
         {
+            RuleFor(x => x.BaseSettings).SetValidator(new IndexerCommonSettingsValidator());
             RuleFor(c => c.BaseUrl).ValidRootUrl();
             RuleFor(c => c.ApiPath).ValidUrlBase("/api");
             RuleFor(c => c.ApiKey).NotEmpty().When(ShouldHaveApiKey);

src/NzbDrone.Core/Indexers/Definitions/Torznab/TorznabSettings.cs

@@ -29,6 +29,8 @@ namespace NzbDrone.Core.Indexers.Torznab
 
         public TorznabSettingsValidator()
         {
+            RuleFor(x => x.BaseSettings).SetValidator(new IndexerCommonSettingsValidator());
+            RuleFor(x => x.TorrentBaseSettings).SetValidator(new IndexerTorrentSettingsValidator());
             RuleFor(c => c.BaseUrl).ValidRootUrl();
             RuleFor(c => c.ApiPath).ValidUrlBase("/api");
             RuleFor(c => c.ApiKey).NotEmpty().When(ShouldHaveApiKey);