Fixed: Parsing of some anime batches

Closes #2705

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

@@ -128,6 +128,9 @@ namespace NzbDrone.Core.Test.ParserTests
         [TestCase("[RlsGrp] Series Title (2010) - S01E01-02 - 001-002 - Episode Title HDTV-720p v2", "Series Title (2010)", new[] { 1, 2 })]
         [TestCase("Series Title (2010) - S01E01-02 (001-002) - Episode Title (1) HDTV-720p v2 [RlsGrp]", "Series Title (2010)", new[] { 1, 2 })]
         [TestCase("[HorribleSubs] Haikyuu!! (01-25) [1080p] (Batch)", "Haikyuu!!", new[] { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25 })]
+        [TestCase("Hunter X Hunter (2011) Episode 99-100 [1080p] [Dual.Audio] [x265]", "Hunter X Hunter (2011)", new[] { 99, 100 })]
+        [TestCase("Twin Star Exorcists 1-13 (English Dub) [720p]", "Twin Star Exorcists", new[] { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13 })]
+//        [TestCase("", "", new[] { 0 })]
         public void should_parse_multi_episode_absolute_numbers(string postTitle, string title, int[] absoluteEpisodeNumbers)
         {
             var result = Parser.Parser.ParseTitle(postTitle);

src/NzbDrone.Core/Parser/Parser.cs

@@ -96,8 +96,12 @@ namespace NzbDrone.Core.Parser
                 new Regex(@"^(?<title>.+?)(?:(?:[-_\W](?<![()\[!]))+S?(?<season>(?<!\d+)(?:\d{1,2})(?!\d+))(?:[ex]|\W[ex]|_){1,2}(?<episode>\d{2,3}(?!\d+))(?:(?:\-|[ex]|\W[ex]|_){1,2}(?<episode>\d{2,3}(?!\d+)))+).+?(?:\[.+?\])(?!\\)",
                     RegexOptions.IgnoreCase | RegexOptions.Compiled),
 
-                //Anime - Title Absolute Episode Number [SubGroup]
-                new Regex(@"^(?<title>.+?)(?:(?:_|-|\s|\.)+(?<absoluteepisode>\d{3}(\.\d{1,2})?(?!\d+)))+(?:.+?)\[(?<subgroup>.+?)\].*?(?<hash>\[\w{8}\])?(?:$|\.)",
+                //Anime - Title Absolute Episode Number [SubGroup] [Hash]? (Series Title Episode 99-100 [RlsGroup] [ABCD1234])
+                new Regex(@"^(?<title>.+?)[-_. ]Episode(?:[-_. ]+(?<absoluteepisode>\d{2,3}(\.\d{1,2})?(?!\d+)))+(?:.+?)\[(?<subgroup>.+?)\].*?(?<hash>\[\w{8}\])?(?:$|\.)",
+                    RegexOptions.IgnoreCase | RegexOptions.Compiled),
+
+                //Anime - Title Absolute Episode Number [SubGroup] [Hash]
+                new Regex(@"^(?<title>.+?)(?:(?:_|-|\s|\.)+(?<absoluteepisode>\d{3}(\.\d{1,2})(?!\d+)))+(?:.+?)\[(?<subgroup>.+?)\].*?(?<hash>\[\w{8}\])?(?:$|\.)",
                           RegexOptions.IgnoreCase | RegexOptions.Compiled),
 
                 //Anime - Title Absolute Episode Number [Hash]
@@ -242,7 +246,6 @@ namespace NzbDrone.Core.Parser
                 new Regex(@"^(?:(?<season>(?<!\d+)(?:\d{1,2})(?!\d+))(?:-(?<episode>\d{2,3}(?!\d+))))",
                     RegexOptions.IgnoreCase | RegexOptions.Compiled),
 
-                // TODO: THIS ONE
                 //Anime - Title Absolute Episode Number (e66)
                 new Regex(@"^(?:\[(?<subgroup>.+?)\][-_. ]?)?(?<title>.+?)(?:(?:_|-|\s|\.)+(?:e|ep)(?<absoluteepisode>\d{2,3}(\.\d{1,2})?))+.*?(?<hash>\[\w{8}\])?(?:$|\.)",
                           RegexOptions.IgnoreCase | RegexOptions.Compiled),
@@ -251,6 +254,10 @@ namespace NzbDrone.Core.Parser
                 new Regex(@"^(?<title>.+?)[-_. ](?:Episode)(?:[-_. ]+(?<absoluteepisode>(?<!\d+)\d{2,3}(\.\d{1,2})?(?!\d+)))+(?:_|-|\s|\.)*?(?<hash>\[.{8}\])?(?:$|\.)?",
                           RegexOptions.IgnoreCase | RegexOptions.Compiled),
 
+                //Anime Range - Title Absolute Episode Number (1 or 2 digit absolute episode numbers in a range, 1-10)
+                new Regex(@"^(?:\[(?<subgroup>.+?)\][-_. ]?)?(?<title>.+?)[_. ]+(?<absoluteepisode>(?<!\d+)\d{1,2}(\.\d{1,2})?(?!\d+))-(?<absoluteepisode>(?<!\d+)\d{1,2}(\.\d{1,2})?(?!\d+|-))(?:_|\s|\.)*?(?<hash>\[.{8}\])?(?:$|\.)?",
+                    RegexOptions.IgnoreCase | RegexOptions.Compiled),
+
                 //Anime - Title Absolute Episode Number
                 new Regex(@"^(?:\[(?<subgroup>.+?)\][-_. ]?)?(?<title>.+?)(?:[-_. ]+(?<absoluteepisode>(?<!\d+)\d{2,3}(\.\d{1,2})?(?!\d+)))+(?:_|-|\s|\.)*?(?<hash>\[.{8}\])?(?:$|\.)?",
                           RegexOptions.IgnoreCase | RegexOptions.Compiled),