New: Add Bulgarian Language

Fixes #4111

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

@@ -139,6 +139,15 @@ namespace NzbDrone.Core.Test.ParserTests
             result.Languages.Should().BeEquivalentTo(Language.Thai);
         }
 
+        [TestCase("Pulp.Fiction.1994.Bulgarian.1080p.XviD-LOL")]
+        [TestCase("Pulp.Fiction.1994.BGAUDIO.1080p.XviD-LOL")]
+        public void should_parse_language_bulgarian(string postTitle)
+        {
+            var result = Parser.Parser.ParseMovieTitle(postTitle, true);
+
+            result.Languages.Should().BeEquivalentTo(Language.Bulgarian);
+        }
+
         [TestCase("Pulp.Fiction.1994.Polish.1080p.XviD-LOL")]
         public void should_parse_language_polish(string postTitle)
         {

src/NzbDrone.Core/Languages/Language.cs

@@ -99,6 +99,7 @@ namespace NzbDrone.Core.Languages
         public static Language Hindi => new Language(26, "Hindi");
         public static Language Romanian => new Language(27, "Romanian");
         public static Language Thai => new Language(28, "Thai");
+        public static Language Bulgarian => new Language(29, "Bulgarian");
         public static Language Any => new Language(-1, "Any");
         public static Language Original => new Language(-2, "Original");
 
@@ -137,6 +138,7 @@ namespace NzbDrone.Core.Languages
                     Romanian,
                     Hindi,
                     Thai,
+                    Bulgarian,
                     Any,
                     Original
                 };

src/NzbDrone.Core/Parser/IsoLanguages.cs

@@ -34,6 +34,7 @@ namespace NzbDrone.Core.Parser
                                                                new IsoLanguage("cs", "", "ces", "Czech", Language.Czech),
                                                                new IsoLanguage("hi", "", "hin", "Hindi", Language.Hindi),
                                                                new IsoLanguage("th", "", "tha", "Thai", Language.Thai),
+                                                               new IsoLanguage("bg", "", "bul", "Bulgarian", Language.Bulgarian),
                                                                new IsoLanguage("ro", "", "ron", "Romanian", Language.Romanian)
                                                            };
 

src/NzbDrone.Core/Parser/LanguageParser.cs

@@ -14,7 +14,7 @@ namespace NzbDrone.Core.Parser
     {
         private static readonly Logger Logger = NzbDroneLogger.GetLogger(typeof(LanguageParser));
 
-        private static readonly Regex LanguageRegex = new Regex(@"(?:\W|_|^)(?<italian>\b(?:ita|italian)\b)|(?<german>\b(?:german|videomann|ger)\b)|(?<flemish>flemish)|(?<greek>greek)|(?<french>(?:\W|_)(?:FR|VO|VFF|VFQ|VFI|VF2|TRUEFRENCH)(?:\W|_))|(?<russian>\brus\b)|(?<english>\beng\b)|(?<hungarian>\b(?:HUNDUB|HUN)\b)|(?<hebrew>\bHebDub\b)|(?<chinese>\[(?:CH[ST]|BIG5|GB)\]|简|繁|字幕)",
+        private static readonly Regex LanguageRegex = new Regex(@"(?:\W|_|^)(?<italian>\b(?:ita|italian)\b)|(?<german>\b(?:german|videomann|ger)\b)|(?<flemish>flemish)|(?<bulgarian>bgaudio)|(?<greek>greek)|(?<french>(?:\W|_)(?:FR|VO|VFF|VFQ|VFI|VF2|TRUEFRENCH)(?:\W|_))|(?<russian>\brus\b)|(?<english>\beng\b)|(?<hungarian>\b(?:HUNDUB|HUN)\b)|(?<hebrew>\bHebDub\b)|(?<chinese>\[(?:CH[ST]|BIG5|GB)\]|简|繁|字幕)",
                                                                 RegexOptions.IgnoreCase | RegexOptions.Compiled);
 
         private static readonly Regex CaseSensitiveLanguageRegex = new Regex(@"(?<lithuanian>\bLT\b)|(?<czech>\bCZ\b)",
@@ -92,6 +92,11 @@ namespace NzbDrone.Core.Parser
                 languages.Add(Language.Thai);
             }
 
+            if (lowerTitle.Contains("bulgarian"))
+            {
+                languages.Add(Language.Bulgarian);
+            }
+
             if (lowerTitle.Contains("polish"))
             {
                 languages.Add(Language.Polish);
@@ -189,6 +194,11 @@ namespace NzbDrone.Core.Parser
                     languages.Add(Language.English);
                 }
 
+                if (match.Groups["bulgarian"].Success)
+                {
+                    languages.Add(Language.Bulgarian);
+                }
+
                 if (match.Groups["dutch"].Success)
                 {
                     languages.Add(Language.Dutch);