New: Parsing of multi-episode files in brackets

Closes #5501

src/NzbDrone.Core.Test/OrganizerTests/FileNameBuilderTests/MultiEpisodeFixture.cs

@@ -270,5 +270,15 @@ namespace NzbDrone.Core.Test.OrganizerTests.FileNameBuilderTests
             Subject.BuildFileName(new List<Episode> { _episode1, _episode2, _episode3 }, _series, _episodeFile)
                 .Should().Be("South Park - 15x06-x08 - City Sushi");
         }
+
+        [Test]
+        public void should_format_range_multi_episode_wrapped_in_brackets()
+        {
+            _namingConfig.StandardEpisodeFormat = "{Series Title} (S{season:00}E{episode:00}) {Episode Title}";
+            _namingConfig.MultiEpisodeStyle = 4;
+
+            Subject.BuildFileName(new List<Episode> { _episode1, _episode2, _episode3 }, _series, _episodeFile)
+                .Should().Be("South Park (S15E06-08) City Sushi");
+        }
     }
 }

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

@@ -74,6 +74,7 @@ namespace NzbDrone.Core.Test.ParserTests
         [TestCase("Series Title! (2013) - S04E44-E45 - Il 200 spettacolare episodio da narcisisti! [NetflixHD 720p HEVC] [ITA+ENG].mkv", "Series Title! (2013)", 4, new[] { 44, 45 })]
         [TestCase("13 Series Se.1 afl.2-3-4 [VTM]", "13 Series", 1, new[] { 2, 3, 4 })]
         [TestCase("Series T Se.3 afl.3 en 4", "Series T", 3, new[] { 3, 4 })]
+        [TestCase("Series Title (S15E06-08) City Sushi", "Series Title", 15, new[] { 6, 7, 8 })]
 
         // [TestCase("", "", , new [] {  })]
         public void should_parse_multiple_episodes(string postTitle, string title, int season, int[] episodes)

src/NzbDrone.Core/Parser/Parser.cs

@@ -229,7 +229,11 @@ namespace NzbDrone.Core.Parser
 
                 // Multi-episode with episodes in square brackets (Series Title [S01E11E12] or Series Title [S01E11-12])
                 new Regex(@"(?:.*(?:^))(?<title>.*?)[-._ ]+\[S(?<season>(?<!\d+)\d{2}(?!\d+))(?:[E-]{1,2}(?<episode>(?<!\d+)\d{2}(?!\d+)))+\]",
-                    RegexOptions.IgnoreCase | RegexOptions.Compiled),
+                          RegexOptions.IgnoreCase | RegexOptions.Compiled),
+
+                // Multi-episode with episodes in brackets (Series Title (S01E11E12) or Series Title (S01E11-12))
+                new Regex(@"(?:.*(?:^))(?<title>.*?)[-._ ]+\(S(?<season>(?<!\d+)\d{2}(?!\d+))(?:[E-]{1,2}(?<episode>(?<!\d+)\d{2}(?!\d+)))+\)",
+                          RegexOptions.IgnoreCase | RegexOptions.Compiled),
 
                 // Multi-episode release with no space between series title and season (S01E11E12)
                 new Regex(@"(?:.*(?:^))(?<title>.*?)S(?<season>(?<!\d+)\d{2}(?!\d+))(?:E(?<episode>(?<!\d+)\d{2}(?!\d+)))+",