Fixed: Additional handling for obfuscated releases

closes #4198

src/NzbDrone.Core.Test/ParserTests/HashedReleaseFixture.cs

@@ -115,6 +115,13 @@ namespace NzbDrone.Core.Test.ParserTests
                 "Series Title",
                 Quality.HDTV720p,
                 null
+            },
+            new object[]
+            {
+                @"C:\Test\tv\Series.Title.S04E03.Episode.Name.1080p.AMZN.WEB-DL.DDP5.1.H.264-NTb\cwnOJYks5E2WP7zGuzPkdkRK3JkWw0.mkv".AsOsAgnostic(),
+                "Series Title",
+                Quality.WEBDL1080p,
+                "NTb"
             }
         };
 

src/NzbDrone.Core.Test/ParserTests/QualityParserFixture.cs

@@ -240,7 +240,7 @@ namespace NzbDrone.Core.Test.ParserTests
         [TestCase("Better.Call.Saul.S03E09.1080p.NF.WEBRip.DD5.1.x264-ViSUM", false)]
         [TestCase("The Walking Dead S09E13 1.54 GB WEB-RIP 1080p Dual-Audio 2019 MKV", false)]
         [TestCase("Series.Title.1x04.ITA.1080p.WEBMux.x264-NovaRip", false)]
-        [TestCase("The.Mandalorian.2019.S02E07.Chapter.15.The.Believer.4Kto1080p.DSNYP.Webrip.x265.10bit.EAC3.5.1.Atmos.GokiTAoE", false)]
+        [TestCase("Series.Title.2019.S02E07.Chapter.15.The.Believer.4Kto1080p.DSNYP.Webrip.x265.10bit.EAC3.5.1.Atmos.GokiTAoE", false)]
         public void should_parse_webrip1080p_quality(string title, bool proper)
         {
             ParseAndVerifyQuality(title, Quality.WEBRip1080p, proper);

src/NzbDrone.Core/Parser/Parser.cs

@@ -346,6 +346,9 @@ namespace NzbDrone.Core.Parser
 
                 // 170424_26 - Started appearing August 2018
                 new Regex(@"^\d{6}_\d{2}$"),
+
+                // additional Generic match for mixed-case hashes. - Started appearing Dec 2020
+                new Regex(@"^[0-9a-zA-Z]{30}", RegexOptions.Compiled),
             };
 
         private static readonly Regex[] SeasonFolderRegexes = new Regex[]