Fixed: Parsing of some additional Chinese anime releases

Closes #5667

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

@@ -71,6 +71,7 @@ namespace NzbDrone.Core.Test.ParserTests
         [TestCase("[NC-Raws] ANIME-SERIES TITLE－影宅－ / Anime-Series Title - 07 [Baha][WEB-DL][1080p][AVC AAC][CHT][MP4]", "Anime-Series Title", "NC-Raws", 7)]
         [TestCase("[OPFans楓雪動漫][ANIME SERIES 海賊王][第1008話][典藏版][1080P][MKV][簡繁]", "ANIME SERIES", "OPFans", 1008)]
         [TestCase("[Skymoon-Raws][Anime Series 海賊王][1008][ViuTV][WEB-RIP][CHT][SRTx2][1080p][MKV]", "Anime Series", "Skymoon-Raws", 1008)]
+        [TestCase("[银光字幕组][名侦探柯南·Series Title][871][信长四五〇事件][繁日][HDrip][X264-AAC][720P][MP4]", "Series Title", "银光字幕组", 871)]
         public void should_parse_unbracketed_chinese_anime_releases(string postTitle, string title, string subgroup, int absoluteEpisodeNumber)
         {
             postTitle = XmlCleaner.ReplaceUnicode(postTitle);

src/NzbDrone.Core/Parser/Parser.cs

@@ -31,6 +31,9 @@ namespace NzbDrone.Core.Parser
                 // Most Chinese anime releases contain additional brackets/separators for chinese and non-chinese titles, remove junk first and if it has S0x as season number, convert it to Sx
                 new RegexReplace(@"^\[(?<subgroup>[^\]]+)\](?:\s?★[^\[ -]+\s?)?\[?(?:(?<chinesetitle>(?=[^\]]*?[\u4E00-\u9FCC])[^\]]*?)(?:\]\[|\s*[_/·]\s*)){0,2}(?<title>[^\[\]]+?)(?:\s(?:S?(?<!\d+)((0)(?<season>\d)|(?<season>[1-9]\d))(?!\d+)))\]?(?:\[\d{4}\])?\[第?(?<episode>[0-9]+(?:-[0-9]+)?)(?:话|集)?(?: ?END|完| ?Fin)?\]", "[${subgroup}] ${title} S${season} - ${episode} ", RegexOptions.Compiled),
 
+                // Some Chinese releases don't include a separation between Chinese and English titles within the same bracketed group
+                new RegexReplace(@"^\[(?<subgroup>[^\]]+)\]\[(?<chinesetitle>(?<![^a-zA-Z0-9])[^a-zA-Z0-9]+)(?<title>[^\]]+?)\](?:\[\d{4}\])?\[第?(?<episode>[0-9]+(?:-[0-9]+)?)(?:话|集)?(?: ?END|完| ?Fin)?\]", "[${subgroup}] ${title} - ${episode} ", RegexOptions.Compiled),
+
                 // Most Chinese anime releases contain additional brackets/separators for chinese and non-chinese titles, remove junk and replace with normal anime pattern
                 new RegexReplace(@"^\[(?<subgroup>[^\]]+)\](?:\s?★[^\[ -]+\s?)?\[?(?:(?<chinesetitle>(?=[^\]]*?[\u4E00-\u9FCC])[^\]]*?)(?:\]\[|\s*[_/·]\s*)){0,2}(?<title>[^\]]+?)\]?(?:\[\d{4}\])?\[第?(?<episode>[0-9]+(?:-[0-9]+)?)(?:话|集)?(?: ?END|完| ?Fin)?\]", "[${subgroup}] ${title} - ${episode} ", RegexOptions.Compiled),