From 74663ea077d97ffdcf400976e23da6bd37047f60 Mon Sep 17 00:00:00 2001
From: Qstick <qstick@gmail.com>
Date: Thu, 3 Feb 2022 22:29:46 -0600
Subject: [PATCH] Fixed: (Cardigann) Replace legacy links with default link
 when making requests

---
 .../Definitions/Cardigann/CardigannBase.cs    | 19 +++++++++++++++++++
 .../Definitions/Cardigann/CardigannParser.cs  |  2 +-
 .../Cardigann/CardigannRequestGenerator.cs    |  2 +-
 3 files changed, 21 insertions(+), 2 deletions(-)

diff --git a/src/NzbDrone.Core/Indexers/Definitions/Cardigann/CardigannBase.cs b/src/NzbDrone.Core/Indexers/Definitions/Cardigann/CardigannBase.cs
index 05fdeda25..d3fb825f4 100644
--- a/src/NzbDrone.Core/Indexers/Definitions/Cardigann/CardigannBase.cs
+++ b/src/NzbDrone.Core/Indexers/Definitions/Cardigann/CardigannBase.cs
@@ -816,5 +816,24 @@ namespace NzbDrone.Core.Indexers.Cardigann
         {
             return new Uri(currentUrl ?? new Uri(SiteLink), path);
         }
+
+        protected string ResolveSiteLink()
+        {
+            var settingsBaseUrl = Settings?.BaseUrl;
+            var defaultLink = _definition.Links.First();
+
+            if (settingsBaseUrl == null)
+            {
+                return defaultLink;
+            }
+
+            if (_definition.Legacylinks.Contains(settingsBaseUrl))
+            {
+                _logger.Trace("Changing legacy site link from {0} to {1}", settingsBaseUrl, defaultLink);
+                return defaultLink;
+            }
+
+            return settingsBaseUrl;
+        }
     }
 }
diff --git a/src/NzbDrone.Core/Indexers/Definitions/Cardigann/CardigannParser.cs b/src/NzbDrone.Core/Indexers/Definitions/Cardigann/CardigannParser.cs
index 5ad00524c..d429a6a5f 100644
--- a/src/NzbDrone.Core/Indexers/Definitions/Cardigann/CardigannParser.cs
+++ b/src/NzbDrone.Core/Indexers/Definitions/Cardigann/CardigannParser.cs
@@ -21,7 +21,7 @@ namespace NzbDrone.Core.Indexers.Cardigann
     {
         public Action<IDictionary<string, string>, DateTime?> CookiesUpdater { get; set; }
 
-        protected override string SiteLink => Settings?.BaseUrl ?? _definition.Links.First();
+        protected override string SiteLink => ResolveSiteLink();
 
         public CardigannParser(IConfigService configService,
                                CardigannDefinition definition,
diff --git a/src/NzbDrone.Core/Indexers/Definitions/Cardigann/CardigannRequestGenerator.cs b/src/NzbDrone.Core/Indexers/Definitions/Cardigann/CardigannRequestGenerator.cs
index 2622142cd..1af2cb641 100644
--- a/src/NzbDrone.Core/Indexers/Definitions/Cardigann/CardigannRequestGenerator.cs
+++ b/src/NzbDrone.Core/Indexers/Definitions/Cardigann/CardigannRequestGenerator.cs
@@ -27,7 +27,7 @@ namespace NzbDrone.Core.Indexers.Cardigann
         public IDictionary<string, string> Cookies { get; set; }
         protected HttpResponse landingResult;
         protected IHtmlDocument landingResultDocument;
-        protected override string SiteLink => Settings?.BaseUrl ?? _definition.Links.First();
+        protected override string SiteLink => ResolveSiteLink();
 
         public CardigannRequestGenerator(IConfigService configService,
                                          CardigannDefinition definition,