Fixed: Prevent misinterpreting Season folder as anime release title

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

@@ -92,5 +92,12 @@ namespace NzbDrone.Core.Test.ParserTests
             result.IsPartialSeason.Should().BeFalse();
             result.IsMultiSeason.Should().BeTrue();
         }
+
+        [Test]
+        public void should_not_parse_season_folders()
+        {
+            var result = Parser.Parser.ParseTitle("Season 3");
+            result.Should().BeNull();
+        }
     }
 }

src/NzbDrone.Core/Parser/Parser.cs

@@ -341,6 +341,11 @@ namespace NzbDrone.Core.Parser
                 new Regex(@"^\d{6}_\d{2}$"),
             };
 
+        private static readonly Regex[] SeasonFolderRegexes = new Regex[]
+            {
+                new Regex(@"^(Season[ ._-]*\d+|Specials)$", RegexOptions.Compiled)
+            };
+
         //Regex to detect whether the title was reversed.
         private static readonly Regex ReversedTitleRegex = new Regex(@"(?:^|[-._ ])(p027|p0801|\d{2,3}E\d{2}S)[-._ ]", RegexOptions.Compiled);
 
@@ -917,6 +922,12 @@ namespace NzbDrone.Core.Parser
                 return false;
             }
 
+            if (SeasonFolderRegexes.Any(v => v.IsMatch(titleWithoutExtension)))
+            {
+                Logger.Debug("Rejected Season Folder Release Title: " + title);
+                return false;
+            }
+
             return true;
         }