New: Add Thai Language

Closes #5170

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

@@ -312,6 +312,15 @@ namespace NzbDrone.Core.Test.ParserTests
             result.First().Id.Should().Be(Language.Slovak.Id);
         }
 
+        [TestCase("Thai.Series.Title.S01.THAI.1080p.WEBRip.x265-RARBG")]
+        [TestCase("Series.Title.S02.THAI.1080p.NF.WEBRip.DDP2.0.x264-PAAI[rartv]")]
+        [TestCase("Series.Title.S01.THAI.1080p.NF.WEBRip.DDP5.1.x264-NTG[rartv]")]
+        public void should_parse_language_thai(string postTitle)
+        {
+            var result = LanguageParser.ParseLanguages(postTitle);
+            result.First().Id.Should().Be(Language.Thai.Id);
+        }
+
         [TestCase("Title.the.Russian.Series.S01E07.Cold.Action.HDTV.XviD-Droned")]
         [TestCase("Title.the.Russian.Series.S01E07E08.Cold.Action.HDTV.XviD-Droned")]
         [TestCase("Title.the.Russian.Series.S01.1080p.WEBRip.DDP5.1.x264-Drone")]

src/NzbDrone.Core/Languages/Language.cs

@@ -102,6 +102,7 @@ namespace NzbDrone.Core.Languages
         public static Language Malayalam => new Language(29, "Malayalam");
         public static Language Ukrainian => new Language(30, "Ukrainian");
         public static Language Slovak => new Language(31, "Slovak");
+        public static Language Thai => new Language(32, "Thai");
         public static Language Original => new Language(-2, "Original");
 
         public static List<Language> All
@@ -142,6 +143,7 @@ namespace NzbDrone.Core.Languages
                     Malayalam,
                     Ukrainian,
                     Slovak,
+                    Thai,
                     Original
                 };
             }

src/NzbDrone.Core/Parser/LanguageParser.cs

@@ -19,7 +19,7 @@ namespace NzbDrone.Core.Parser
                 new RegexReplace(@".*?[_. ](S\d{2}(?:E\d{2,4})*[_. ].*)", "$1", RegexOptions.Compiled | RegexOptions.IgnoreCase)
             };
 
-        private static readonly Regex LanguageRegex = new Regex(@"(?:\W|_)(?<italian>\b(?:ita|italian)\b)|(?<german>german\b|videomann|ger[. ]dub)|(?<flemish>flemish)|(?<greek>greek)|(?<french>(?:\W|_)(?:FR|VF|VF2|VFF|VFQ|TRUEFRENCH)(?:\W|_))|(?<russian>\brus\b)|(?<hungarian>\b(?:HUNDUB|HUN)\b)|(?<hebrew>\bHebDub\b)|(?<polish>\b(?:PL\W?DUB|DUB\W?PL|LEK\W?PL|PL\W?LEK)\b)|(?<chinese>\[(?:CH[ST]|BIG5|GB)\]|简|繁|字幕)|(?<bulgarian>\bbgaudio\b)|(?<spanish>\b(?:español|castellano)\b)|(?<ukrainian>\b(?:ukr)\b)",
+        private static readonly Regex LanguageRegex = new Regex(@"(?:\W|_)(?<italian>\b(?:ita|italian)\b)|(?<german>german\b|videomann|ger[. ]dub)|(?<flemish>flemish)|(?<greek>greek)|(?<french>(?:\W|_)(?:FR|VF|VF2|VFF|VFQ|TRUEFRENCH)(?:\W|_))|(?<russian>\brus\b)|(?<hungarian>\b(?:HUNDUB|HUN)\b)|(?<hebrew>\bHebDub\b)|(?<polish>\b(?:PL\W?DUB|DUB\W?PL|LEK\W?PL|PL\W?LEK)\b)|(?<chinese>\[(?:CH[ST]|BIG5|GB)\]|简|繁|字幕)|(?<bulgarian>\bbgaudio\b)|(?<spanish>\b(?:español|castellano)\b)|(?<ukrainian>\b(?:ukr)\b)|(?<thai>\b(?:THAI)\b)",
                                                                 RegexOptions.IgnoreCase | RegexOptions.Compiled);
 
         private static readonly Regex CaseSensitiveLanguageRegex = new Regex(@"(?:(?i)(?<!SUB[\W|_|^]))(?:(?<lithuanian>\bLT\b)|(?<czech>\bCZ\b)|(?<polish>\bPL\b)|(?<bulgarian>\bBG\b)|(?<slovak>\bSK\b))(?:(?i)(?![\W|_|^]SUB))",
@@ -340,6 +340,11 @@ namespace NzbDrone.Core.Parser
                 languages.Add(Language.Spanish);
             }
 
+            if (match.Groups["thai"].Success)
+            {
+                languages.Add(Language.Thai);
+            }
+
             return languages;
         }
     }