From a06cbc44cd522d96365b24defe6b0ae7a88f399c Mon Sep 17 00:00:00 2001
From: Mark McDowall <mark@mcdowall.ca>
Date: Fri, 3 May 2019 20:14:35 -0700
Subject: [PATCH] Fixed: Ignore episode title when parsing release group

Fixes #3097
---
 src/NzbDrone.Core.Test/ParserTests/ReleaseGroupParserFixture.cs | 2 ++
 src/NzbDrone.Core/Parser/Parser.cs                              | 2 +-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/NzbDrone.Core.Test/ParserTests/ReleaseGroupParserFixture.cs b/src/NzbDrone.Core.Test/ParserTests/ReleaseGroupParserFixture.cs
index bd78178d6..5c47a0631 100644
--- a/src/NzbDrone.Core.Test/ParserTests/ReleaseGroupParserFixture.cs
+++ b/src/NzbDrone.Core.Test/ParserTests/ReleaseGroupParserFixture.cs
@@ -36,6 +36,8 @@ public class ReleaseGroupParserFixture : CoreTest
         [TestCase("The.Walking.Dead.S09E12.Guardians.REPACK.1080p.AMZN.WEB-DL.DD.5.1.H.264-CasStudio-BUYMORE", "CasStudio")]
         [TestCase("Series Title - S01E01 - Episode Title [RlsGroup]", "RlsGroup")]
         [TestCase("Black Monday S01 E01-E02 1080p AMZN WEBRip DDP5.1 x264 monkee", null)]
+        [TestCase("Series.Title.S01E05.The-Aniversary.WEBDL-1080p.mkv", null)]
+        [TestCase("Series.Title.S01E05.The-Aniversary.HDTV-1080p.mkv", null)]
         //[TestCase("", "")]
         public void should_parse_release_group(string title, string expected)
         {
diff --git a/src/NzbDrone.Core/Parser/Parser.cs b/src/NzbDrone.Core/Parser/Parser.cs
index fb9cd25e0..9fde1b559 100644
--- a/src/NzbDrone.Core/Parser/Parser.cs
+++ b/src/NzbDrone.Core/Parser/Parser.cs
@@ -348,7 +348,7 @@ public static class Parser
         private static readonly Regex CleanQualityBracketsRegex = new Regex(@"\[[a-z0-9 ._-]+\]$",
                                                                    RegexOptions.IgnoreCase | RegexOptions.Compiled);
 
-        private static readonly Regex ReleaseGroupRegex = new Regex(@"-(?<releasegroup>[a-z0-9]+)(?<!WEB-DL|480p|720p|1080p|2160p)(?:\b|[-._ ])|[-._ ]\[(?<releasegroup>[a-z0-9]+)\]$",
+        private static readonly Regex ReleaseGroupRegex = new Regex(@"-(?<releasegroup>[a-z0-9]+(?!.+?(?:480p|720p|1080p|2160p)))(?<!.*?WEB-DL|480p|720p|1080p|2160p)(?:\b|[-._ ]|$)|[-._ ]\[(?<releasegroup>[a-z0-9]+)\]$",
                                                                 RegexOptions.IgnoreCase | RegexOptions.Compiled);