add multi-episode support for filenames without seasons

MediaBrowser.Controller/Library/TVUtils.cs

@@ -98,19 +98,19 @@ namespace MediaBrowser.Controller.Library
         private static readonly Regex[] EpisodeExpressionsWithoutSeason =
         {
             new Regex(
-                @".*[\\\/](?<epnumber>\d{1,3})\.\w+$",
+                @".*[\\\/](?<epnumber>\d{1,3})(-(?<endingepnumber>\d{2,3}))*\.\w+$",
                 RegexOptions.Compiled),
             // "01.avi"
             new Regex(
-                @".*(\\|\/)(?<epnumber>\d{1,2})\s?-\s?[^\\\/]*$",
+                @".*(\\|\/)(?<epnumber>\d{1,3})(-(?<endingepnumber>\d{2,3}))*\s?-\s?[^\\\/]*$",
                 RegexOptions.Compiled),
             // "01 - blah.avi", "01-blah.avi"
              new Regex(
-                @".*(\\|\/)(?<epnumber>\d{1,2})\.[^\\\/]+$",
+                @".*(\\|\/)(?<epnumber>\d{1,3})(-(?<endingepnumber>\d{2,3}))*\.[^\\\/]+$",
                 RegexOptions.Compiled),
             // "01.blah.avi"
             new Regex(
-                @".*[\\\/][^\\\/]* - (?<epnumber>\d{1,3})[^\\\/]*$",
+                @".*[\\\/][^\\\/]* - (?<epnumber>\d{1,3})(-(?<endingepnumber>\d{2,3}))*[^\\\/]*$",
                 RegexOptions.Compiled),
             // "blah - 01.avi", "blah 2 - 01.avi", "blah - 01 blah.avi", "blah 2 - 01 blah", "blah - 01 - blah.avi", "blah 2 - 01 - blah"
         };
@@ -284,6 +284,12 @@ namespace MediaBrowser.Controller.Library
                 if (m.Success && !string.IsNullOrEmpty(m.Groups["endingepnumber"].Value))
                     return ParseEpisodeNumber(m.Groups["endingepnumber"].Value);
             }
+            foreach (var r in EpisodeExpressionsWithoutSeason)
+            {
+                var m = r.Match(fl);
+                if (m.Success && !string.IsNullOrEmpty(m.Groups["endingepnumber"].Value))
+                    return ParseEpisodeNumber(m.Groups["endingepnumber"].Value);
+            }
             return null;
         }
 

MediaBrowser.Tests/Resolvers/TvUtilTests.cs

@@ -31,6 +31,7 @@ namespace MediaBrowser.Tests.Resolvers
             Assert.AreEqual(23, TVUtils.GetEpisodeNumberFromFile(@"Season 1\S01E23-E24-E26 - The Woman.mp4", true));
             Assert.AreEqual(9, TVUtils.GetEpisodeNumberFromFile(@"Season 25\The Simpsons.S25E09.Steal this episode.mp4", true));
             Assert.AreEqual(8, TVUtils.GetEpisodeNumberFromFile(@"The Simpsons\The Simpsons.S25E08.Steal this episode.mp4", false));
+            Assert.AreEqual(136, TVUtils.GetEpisodeNumberFromFile(@"Season 2\[HorribleSubs] Hunter X Hunter - 136 [720p].mkv",true));
 
             //Four Digits seasons
             Assert.AreEqual(02, TVUtils.GetEpisodeNumberFromFile(@"Season 2009\2009x02 blah.avi", true));
@@ -128,6 +129,13 @@ namespace MediaBrowser.Tests.Resolvers
             Assert.AreEqual(null, TVUtils.GetEndingEpisodeNumberFromFile(@"Season 2\02 - blah 14 blah.avi"));
             Assert.AreEqual(null, TVUtils.GetEndingEpisodeNumberFromFile(@"Season 1\02 - blah-02 a.avi"));
             Assert.AreEqual(null, TVUtils.GetEndingEpisodeNumberFromFile(@"Season 2\02.avi"));
+
+            Assert.AreEqual(3, TVUtils.GetEndingEpisodeNumberFromFile(@"Season 1\02-03 - blah.avi"));
+            Assert.AreEqual(4, TVUtils.GetEndingEpisodeNumberFromFile(@"Season 2\02-04 - blah 14 blah.avi"));
+            Assert.AreEqual(5, TVUtils.GetEndingEpisodeNumberFromFile(@"Season 1\02-05 - blah-02 a.avi"));
+            Assert.AreEqual(4, TVUtils.GetEndingEpisodeNumberFromFile(@"Season 2\02-04.avi"));
+            Assert.AreEqual(null, TVUtils.GetEndingEpisodeNumberFromFile(@"Season 2\[HorribleSubs] Hunter X Hunter - 136 [720p].mkv"));
+
         }
 
         [TestMethod]