New: Parse existing subtitles and extra files

Towards #459

.idea/encodings.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="Encoding">
+    <file url="PROJECT" charset="UTF-8" />
+  </component>
+</project>

.idea/jsLibraryMappings.xml

@@ -1,7 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="JavaScriptLibraryMappings">
-    <file url="file://$PROJECT_DIR$" libraries="{Sonarr node_modules}" />
     <includedPredefinedLibrary name="ECMAScript 6" />
   </component>
 </project>

src/NzbDrone.Api/Config/MediaManagementConfigModule.cs

@@ -1,5 +1,4 @@
-using System;
+using FluentValidation;
-using FluentValidation;
 using NzbDrone.Core.Configuration;
 using NzbDrone.Core.Validation.Paths;
 

src/NzbDrone.Api/Config/MediaManagementConfigResource.cs

@@ -1,5 +1,4 @@
-using System;
+using NzbDrone.Api.REST;
-using NzbDrone.Api.REST;
 using NzbDrone.Core.Configuration;
 using NzbDrone.Core.MediaFiles;
 
@@ -21,6 +20,7 @@ namespace NzbDrone.Api.Config
 
         public bool SkipFreeSpaceCheckWhenImporting { get; set; }
         public bool CopyUsingHardlinks { get; set; }
+        public string ExtraFileExtensions { get; set; }
         public bool EnableMediaInfo { get; set; }
     }
 

src/NzbDrone.Api/Metadata/MetadataModule.cs

@@ -1,5 +1,5 @@
 using System;
-using NzbDrone.Core.Metadata;
+using NzbDrone.Core.Extras.Metadata;
 
 namespace NzbDrone.Api.Metadata
 {

src/NzbDrone.Common.Test/ExtensionTests/IEnumerableExtensionTests/ExceptByFixture.cs

@@ -0,0 +1,63 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using FluentAssertions;
+using NUnit.Framework;
+using NzbDrone.Common.Extensions;
+
+namespace NzbDrone.Common.Test.ExtensionTests.IEnumerableExtensionTests
+{
+    [TestFixture]
+    public class ExceptByFixture
+    {
+        public class Object1
+        {
+            public string Prop1 { get; set; }
+        }
+
+        public class Object2
+        {
+            public string Prop1 { get; set; }
+        }
+
+        [Test]
+        public void should_return_empty_when_object_with_property_exists_in_both_lists()
+        {
+            var first = new List<Object1>
+                        {
+                            new Object1 { Prop1 = "one" },
+                            new Object1 { Prop1 = "two" }
+                        };
+
+            var second = new List<Object1>
+                        {
+                            new Object1 { Prop1 = "two" },
+                            new Object1 { Prop1 = "one" }
+                        };
+
+            first.ExceptBy(o => o.Prop1, second, o => o.Prop1, StringComparer.InvariantCultureIgnoreCase).Should().BeEmpty();
+        }
+
+        [Test]
+        public void should_return_objects_that_do_not_have_a_match_in_the_second_list()
+        {
+            var first = new List<Object1>
+                        {
+                            new Object1 { Prop1 = "one" },
+                            new Object1 { Prop1 = "two" }
+                        };
+
+            var second = new List<Object1>
+                        {
+                            new Object1 { Prop1 = "one" },
+                            new Object1 { Prop1 = "four" }
+                        };
+
+            var result = first.ExceptBy(o => o.Prop1, second, o => o.Prop1, StringComparer.InvariantCultureIgnoreCase).ToList();
+
+            result.Should().HaveCount(1);
+            result.First().GetType().Should().Be(typeof (Object1));
+            result.First().Prop1.Should().Be("two");
+        }
+    }
+}

src/NzbDrone.Common.Test/ExtensionTests/IEnumerableExtensionTests/IntersectByFixture.cs

@@ -0,0 +1,62 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using FluentAssertions;
+using NUnit.Framework;
+using NzbDrone.Common.Extensions;
+
+namespace NzbDrone.Common.Test.ExtensionTests.IEnumerableExtensionTests
+{
+    [TestFixture]
+    public class IntersectByFixture
+    {
+        public class Object1
+        {
+            public string Prop1 { get; set; }
+        }
+
+        public class Object2
+        {
+            public string Prop1 { get; set; }
+        }
+
+        [Test]
+        public void should_return_empty_when_no_intersections()
+        {
+            var first = new List<Object1>
+                        {
+                            new Object1 { Prop1 = "one" },
+                            new Object1 { Prop1 = "two" }
+                        };
+
+            var second = new List<Object1>
+                        {
+                            new Object1 { Prop1 = "three" },
+                            new Object1 { Prop1 = "four" }
+                        };
+
+            first.IntersectBy(o => o.Prop1, second, o => o.Prop1, StringComparer.InvariantCultureIgnoreCase).Should().BeEmpty();
+        }
+
+        [Test]
+        public void should_return_objects_with_intersecting_values()
+        {
+            var first = new List<Object1>
+                        {
+                            new Object1 { Prop1 = "one" },
+                            new Object1 { Prop1 = "two" }
+                        };
+
+            var second = new List<Object1>
+                        {
+                            new Object1 { Prop1 = "one" },
+                            new Object1 { Prop1 = "four" }
+                        };
+
+            var result = first.IntersectBy(o => o.Prop1, second, o => o.Prop1, StringComparer.InvariantCultureIgnoreCase).ToList();
+
+            result.Should().HaveCount(1);
+            result.First().Prop1.Should().Be("one");
+        }
+    }
+}

src/NzbDrone.Common.Test/NzbDrone.Common.Test.csproj

@@ -80,6 +80,8 @@
     <Compile Include="EnvironmentTests\EnvironmentProviderTest.cs" />
     <Compile Include="EnvironmentTests\StartupArgumentsFixture.cs" />
     <Compile Include="ExtensionTests\FromOctalStringFixture.cs" />
+    <Compile Include="ExtensionTests\IEnumerableExtensionTests\ExceptByFixture.cs" />
+    <Compile Include="ExtensionTests\IEnumerableExtensionTests\IntersectByFixture.cs" />
     <Compile Include="ExtensionTests\Int64ExtensionFixture.cs" />
     <Compile Include="Http\HttpClientFixture.cs" />
     <Compile Include="Http\HttpRequestBuilderFixture.cs" />

src/NzbDrone.Common/Extensions/IEnumerableExtensions.cs

@@ -13,6 +13,44 @@ namespace NzbDrone.Common.Extensions
             return source.Where(element => knownKeys.Add(keySelector(element)));
         }
 
+        public static IEnumerable<TFirst> IntersectBy<TFirst, TSecond, TKey>(this IEnumerable<TFirst> first, Func<TFirst, TKey> firstKeySelector,
+                                                                             IEnumerable<TSecond> second, Func<TSecond, TKey> secondKeySelector,
+                                                                             IEqualityComparer<TKey> keyComparer)
+        {
+            var keys = new HashSet<TKey>(second.Select(secondKeySelector), keyComparer);
+
+            foreach (var element in first)
+            {
+                var key = firstKeySelector(element);
+
+                // Remove the key so we only yield once
+                if (keys.Remove(key))
+                {
+                    yield return element;
+                }
+            }
+        }
+
+        public static IEnumerable<TFirst> ExceptBy<TFirst, TSecond, TKey>(this IEnumerable<TFirst> first, Func<TFirst, TKey> firstKeySelector,
+                                                                             IEnumerable<TSecond> second, Func<TSecond, TKey> secondKeySelector,
+                                                                             IEqualityComparer<TKey> keyComparer)
+        {
+            var keys = new HashSet<TKey>(second.Select(secondKeySelector), keyComparer);
+            var matchedKeys = new HashSet<TKey>();
+
+            foreach (var element in first)
+            {
+                var key = firstKeySelector(element);
+
+                if (!keys.Contains(key) && !matchedKeys.Contains(key))
+                {
+                    // Store the key so we only yield once
+                    matchedKeys.Add(key);
+                    yield return element;
+                }
+            }
+        }
+
         public static void AddIfNotNull<TSource>(this List<TSource> source, TSource item)
         {
             if (item == null)

src/NzbDrone.Common/Extensions/PathExtensions.cs

@@ -37,6 +37,11 @@ namespace NzbDrone.Common.Extensions
             return info.FullName.TrimEnd('/').Trim('\\', ' ');
         }
 
+        public static bool PathNotEquals(this string firstPath, string secondPath, StringComparison? comparison = null)
+        {
+            return !PathEquals(firstPath, secondPath, comparison);
+        }
+
         public static bool PathEquals(this string firstPath, string secondPath, StringComparison? comparison = null)
         {
             if (!comparison.HasValue)

src/NzbDrone.Core.Test/Datastore/Migration/099_extra_and_subtitle_filesFixture.cs

@@ -0,0 +1,33 @@
+using System.Linq;
+using FluentAssertions;
+using NUnit.Framework;
+using NzbDrone.Core.Datastore.Migration;
+using NzbDrone.Core.Test.Framework;
+
+namespace NzbDrone.Core.Test.Datastore.Migration
+{
+    [TestFixture]
+    public class metadata_files_extensionFixture : MigrationTest<extra_and_subtitle_files>
+    {
+        [Test]
+        public void should_set_extension_using_relative_path()
+        {
+            var db = WithMigrationTestDb(c =>
+            {
+                c.Insert.IntoTable("MetadataFiles").Row(new
+                {
+                    SeriesId = 1,
+                    RelativePath = "banner.jpg",
+                    LastUpdated = "2016-05-30 20:23:02.3725923",
+                    Type = 3,
+                    Consumer = "XbmcMetadata"
+                });
+            });
+
+            var items = db.Query<MetadataFile99>("SELECT * FROM MetadataFiles");
+
+            items.Should().HaveCount(1);
+            items.First().Extension.Should().Be(".jpg");
+        }
+    }
+}

src/NzbDrone.Core.Test/HealthCheck/Checks/DeleteBadMediaCovers.cs

@@ -7,9 +7,11 @@ using Moq;
 using NUnit.Framework;
 using NzbDrone.Common.Disk;
 using NzbDrone.Core.Configuration;
+using NzbDrone.Core.Extras.Files;
+using NzbDrone.Core.Extras.Metadata;
+using NzbDrone.Core.Extras.Metadata.Files;
 using NzbDrone.Core.Housekeeping.Housekeepers;
-using NzbDrone.Core.Metadata;
+using NzbDrone.Core.MediaFiles;
-using NzbDrone.Core.Metadata.Files;
 using NzbDrone.Core.Test.Framework;
 using NzbDrone.Core.Tv;
 using NzbDrone.Test.Common;
@@ -19,7 +21,7 @@ namespace NzbDrone.Core.Test.HealthCheck.Checks
     [TestFixture]
     public class DeleteBadMediaCoversFixture : CoreTest<DeleteBadMediaCovers>
     {
-        private List<MetadataFile> _metaData;
+        private List<MetadataFile> _metadata;
         private List<Series> _series;
 
         [SetUp]
@@ -31,7 +33,7 @@ namespace NzbDrone.Core.Test.HealthCheck.Checks
                 .Build().ToList();
 
 
-            _metaData = Builder<MetadataFile>.CreateListOfSize(1)
+            _metadata = Builder<MetadataFile>.CreateListOfSize(1)
                .Build().ToList();
 
             Mocker.GetMock<ISeriesService>()
@@ -41,7 +43,7 @@ namespace NzbDrone.Core.Test.HealthCheck.Checks
 
             Mocker.GetMock<IMetadataFileService>()
                 .Setup(c => c.GetFilesBySeries(_series.First().Id))
-                .Returns(_metaData);
+                .Returns(_metadata);
 
 
             Mocker.GetMock<IConfigService>().SetupGet(c => c.CleanupMetadataImages).Returns(true);
@@ -51,8 +53,8 @@ namespace NzbDrone.Core.Test.HealthCheck.Checks
         [Test]
         public void should_not_process_non_image_files()
         {
-            _metaData.First().RelativePath = "season\\file.xml".AsOsAgnostic();
+            _metadata.First().RelativePath = "season\\file.xml".AsOsAgnostic();
-            _metaData.First().Type = MetadataType.EpisodeMetadata;
+            _metadata.First().Type = MetadataType.EpisodeMetadata;
 
             Subject.Clean();
 
@@ -63,7 +65,7 @@ namespace NzbDrone.Core.Test.HealthCheck.Checks
         [Test]
         public void should_not_process_images_before_tvdb_switch()
         {
-            _metaData.First().LastUpdated = new DateTime(2014, 12, 25);
+            _metadata.First().LastUpdated = new DateTime(2014, 12, 25);
 
             Subject.Clean();
 
@@ -89,7 +91,7 @@ namespace NzbDrone.Core.Test.HealthCheck.Checks
         [Test]
         public void should_set_clean_flag_to_false()
         {
-            _metaData.First().LastUpdated = new DateTime(2014, 12, 25);
+            _metadata.First().LastUpdated = new DateTime(2014, 12, 25);
 
             Subject.Clean();
 
@@ -102,9 +104,9 @@ namespace NzbDrone.Core.Test.HealthCheck.Checks
         {
 
             var imagePath = "C:\\TV\\Season\\image.jpg".AsOsAgnostic();
-            _metaData.First().LastUpdated = new DateTime(2014, 12, 29);
+            _metadata.First().LastUpdated = new DateTime(2014, 12, 29);
-            _metaData.First().RelativePath = "Season\\image.jpg".AsOsAgnostic();
+            _metadata.First().RelativePath = "Season\\image.jpg".AsOsAgnostic();
-            _metaData.First().Type = MetadataType.SeriesImage;
+            _metadata.First().Type = MetadataType.SeriesImage;
 
             Mocker.GetMock<IDiskProvider>()
                 .Setup(c => c.OpenReadStream(imagePath))
@@ -115,7 +117,7 @@ namespace NzbDrone.Core.Test.HealthCheck.Checks
 
 
             Mocker.GetMock<IDiskProvider>().Verify(c => c.DeleteFile(imagePath), Times.Once());
-            Mocker.GetMock<IMetadataFileService>().Verify(c => c.Delete(_metaData.First().Id), Times.Once());
+            Mocker.GetMock<IMetadataFileService>().Verify(c => c.Delete(_metadata.First().Id), Times.Once());
         }
 
 
@@ -124,9 +126,9 @@ namespace NzbDrone.Core.Test.HealthCheck.Checks
         {
 
             var imagePath = "C:\\TV\\Season\\image.jpg".AsOsAgnostic();
-            _metaData.First().LastUpdated = new DateTime(2014, 12, 29);
+            _metadata.First().LastUpdated = new DateTime(2014, 12, 29);
-            _metaData.First().Type = MetadataType.SeasonImage;
+            _metadata.First().Type = MetadataType.SeasonImage;
-            _metaData.First().RelativePath = "Season\\image.jpg".AsOsAgnostic();
+            _metadata.First().RelativePath = "Season\\image.jpg".AsOsAgnostic();
 
             Mocker.GetMock<IDiskProvider>()
                 .Setup(c => c.OpenReadStream(imagePath))
@@ -136,7 +138,7 @@ namespace NzbDrone.Core.Test.HealthCheck.Checks
             Subject.Clean();
 
             Mocker.GetMock<IDiskProvider>().Verify(c => c.DeleteFile(imagePath), Times.Once());
-            Mocker.GetMock<IMetadataFileService>().Verify(c => c.Delete(_metaData.First().Id), Times.Once());
+            Mocker.GetMock<IMetadataFileService>().Verify(c => c.Delete(_metadata.First().Id), Times.Once());
         }
 
 
@@ -145,8 +147,8 @@ namespace NzbDrone.Core.Test.HealthCheck.Checks
         {
 
             var imagePath = "C:\\TV\\Season\\image.jpg".AsOsAgnostic();
-            _metaData.First().LastUpdated = new DateTime(2014, 12, 29);
+            _metadata.First().LastUpdated = new DateTime(2014, 12, 29);
-            _metaData.First().RelativePath = "Season\\image.jpg".AsOsAgnostic();
+            _metadata.First().RelativePath = "Season\\image.jpg".AsOsAgnostic();
 
             Mocker.GetMock<IDiskProvider>()
                 .Setup(c => c.OpenReadStream(imagePath))

src/NzbDrone.Core.Test/HistoryTests/HistoryServiceFixture.cs

@@ -81,7 +81,7 @@ namespace NzbDrone.Core.Test.HistoryTests
                                    Path = @"C:\Test\Unsorted\Series.s01e01.mkv"
                                };
 
-            Subject.Handle(new EpisodeImportedEvent(localEpisode, episodeFile, true, "sab","abcd"));
+            Subject.Handle(new EpisodeImportedEvent(localEpisode, episodeFile, true, "sab", "abcd", true));
 
             Mocker.GetMock<IHistoryRepository>()
                 .Verify(v => v.Insert(It.Is<History.History>(h => h.SourceTitle == Path.GetFileNameWithoutExtension(localEpisode.Path))));

src/NzbDrone.Core.Test/Housekeeping/Housekeepers/CleanupAbsolutePathMetadataFilesFixture.cs

@@ -2,8 +2,8 @@
 using FluentAssertions;
 using NUnit.Framework;
 using NzbDrone.Common.Extensions;
+using NzbDrone.Core.Extras.Metadata.Files;
 using NzbDrone.Core.Housekeeping.Housekeepers;
-using NzbDrone.Core.Metadata.Files;
 using NzbDrone.Core.Test.Framework;
 using NzbDrone.Test.Common;
 

src/NzbDrone.Core.Test/Housekeeping/Housekeepers/CleanupDuplicateMetadataFilesFixture.cs

@@ -1,9 +1,9 @@
 using FizzWare.NBuilder;
 using FluentAssertions;
 using NUnit.Framework;
+using NzbDrone.Core.Extras.Metadata;
+using NzbDrone.Core.Extras.Metadata.Files;
 using NzbDrone.Core.Housekeeping.Housekeepers;
-using NzbDrone.Core.Metadata;
-using NzbDrone.Core.Metadata.Files;
 using NzbDrone.Core.Test.Framework;
 
 namespace NzbDrone.Core.Test.Housekeeping.Housekeepers

src/NzbDrone.Core.Test/Housekeeping/Housekeepers/CleanupOrphanedMetadataFilesFixture.cs

@@ -1,10 +1,10 @@
 using FizzWare.NBuilder;
 using FluentAssertions;
 using NUnit.Framework;
+using NzbDrone.Core.Extras.Metadata;
+using NzbDrone.Core.Extras.Metadata.Files;
 using NzbDrone.Core.Housekeeping.Housekeepers;
 using NzbDrone.Core.MediaFiles;
-using NzbDrone.Core.Metadata;
-using NzbDrone.Core.Metadata.Files;
 using NzbDrone.Core.Qualities;
 using NzbDrone.Core.Test.Framework;
 using NzbDrone.Core.Tv;

src/NzbDrone.Core.Test/Metadata/Consumers/Roksbox/FindMetadataFileFixture.cs

@@ -2,8 +2,8 @@
 using FizzWare.NBuilder;
 using FluentAssertions;
 using NUnit.Framework;
-using NzbDrone.Core.Metadata;
+using NzbDrone.Core.Extras.Metadata;
-using NzbDrone.Core.Metadata.Consumers.Roksbox;
+using NzbDrone.Core.Extras.Metadata.Consumers.Roksbox;
 using NzbDrone.Core.Test.Framework;
 using NzbDrone.Core.Tv;
 using NzbDrone.Test.Common;

src/NzbDrone.Core.Test/Metadata/Consumers/Wdtv/FindMetadataFileFixture.cs

@@ -2,8 +2,8 @@
 using FizzWare.NBuilder;
 using FluentAssertions;
 using NUnit.Framework;
-using NzbDrone.Core.Metadata;
+using NzbDrone.Core.Extras.Metadata;
-using NzbDrone.Core.Metadata.Consumers.Wdtv;
+using NzbDrone.Core.Extras.Metadata.Consumers.Wdtv;
 using NzbDrone.Core.Test.Framework;
 using NzbDrone.Core.Tv;
 using NzbDrone.Test.Common;

src/NzbDrone.Core.Test/NzbDrone.Core.Test.csproj

@@ -119,6 +119,7 @@
     <Compile Include="Datastore\DatabaseRelationshipFixture.cs" />
     <Compile Include="Datastore\MappingExtentionFixture.cs" />
     <Compile Include="Datastore\MarrDataLazyLoadingFixture.cs" />
+    <Compile Include="Datastore\Migration\099_extra_and_subtitle_filesFixture.cs" />
     <Compile Include="Datastore\Migration\101_add_ultrahd_quality_in_profilesFixture.cs" />
     <Compile Include="Datastore\Migration\071_unknown_quality_in_profileFixture.cs" />
     <Compile Include="Datastore\Migration\072_history_downloadIdFixture.cs" />

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

@@ -48,8 +48,17 @@ namespace NzbDrone.Core.Test.ParserTests
         [TestCase("Castle.2009.S01E14.HDTV.XviD.HUN-LOL", Language.Hungarian)]
         public void should_parse_language(string postTitle, Language language)
         {
-            var result = Parser.Parser.ParseTitle(postTitle);
+            var result = LanguageParser.ParseLanguage(postTitle);
-            result.Language.Should().Be(language);
+            result.Should().Be(language);
+        }
+
+        [TestCase("2 Broke Girls - S01E01 - Pilot.en.sub", Language.English)]
+        [TestCase("2 Broke Girls - S01E01 - Pilot.eng.sub", Language.English)]
+        [TestCase("2 Broke Girls - S01E01 - Pilot.sub", Language.Unknown)]
+        public void should_parse_subtitle_language(string fileName, Language language)
+        {
+            var result = LanguageParser.ParseSubtitleLanguage(fileName);
+            result.Should().Be(language);
         }
     }
 }

src/NzbDrone.Core/Configuration/ConfigService.cs

@@ -202,6 +202,13 @@ namespace NzbDrone.Core.Configuration
             set { SetValue("EnableMediaInfo", value); }
         }
 
+        public string ExtraFileExtensions
+        {
+            get { return GetValue("ExtraFileExtensions", ""); }
+
+            set { SetValue("ExtraFileExtensions", value); }
+        }
+
         public bool SetPermissionsLinux
         {
             get { return GetValueBoolean("SetPermissionsLinux", false); }

src/NzbDrone.Core/Configuration/IConfigService.cs

@@ -35,6 +35,7 @@ namespace NzbDrone.Core.Configuration
         bool SkipFreeSpaceCheckWhenImporting { get; set; }
         bool CopyUsingHardlinks { get; set; }
         bool EnableMediaInfo { get; set; }
+        string ExtraFileExtensions { get; set; }
 
         //Permissions (Media Management)
         bool SetPermissionsLinux { get; set; }

src/NzbDrone.Core/Datastore/Migration/099_extra_and_subtitle_files.cs

@@ -0,0 +1,56 @@
+using System;
+using FluentMigrator;
+using NzbDrone.Core.Datastore.Migration.Framework;
+
+namespace NzbDrone.Core.Datastore.Migration
+{
+    [Migration(99)]
+    public class extra_and_subtitle_files : NzbDroneMigrationBase
+    {
+        protected override void MainDbUpgrade()
+        {
+            Create.TableForModel("ExtraFiles")
+                  .WithColumn("SeriesId").AsInt32().NotNullable()
+                  .WithColumn("SeasonNumber").AsInt32().NotNullable()
+                  .WithColumn("EpisodeFileId").AsInt32().NotNullable()
+                  .WithColumn("RelativePath").AsString().NotNullable()
+                  .WithColumn("Extension").AsString().NotNullable()
+                  .WithColumn("Added").AsDateTime().NotNullable()
+                  .WithColumn("LastUpdated").AsDateTime().NotNullable();
+
+            Create.TableForModel("SubtitleFiles")
+                  .WithColumn("SeriesId").AsInt32().NotNullable()
+                  .WithColumn("SeasonNumber").AsInt32().NotNullable()
+                  .WithColumn("EpisodeFileId").AsInt32().NotNullable()
+                  .WithColumn("RelativePath").AsString().NotNullable()
+                  .WithColumn("Extension").AsString().NotNullable()
+                  .WithColumn("Added").AsDateTime().NotNullable()
+                  .WithColumn("LastUpdated").AsDateTime().NotNullable()
+                  .WithColumn("Language").AsInt32().NotNullable();
+
+            Alter.Table("MetadataFiles")
+                 .AddColumn("Added").AsDateTime().Nullable()
+                 .AddColumn("Extension").AsString().Nullable();
+
+            // Set Extension using the extension from RelativePath
+            Execute.Sql("UPDATE MetadataFiles SET Extension = substr(RelativePath, instr(RelativePath, '.'));");
+
+            Alter.Table("MetadataFiles").AlterColumn("Extension").AsString().NotNullable();
+        }
+    }
+
+    public class MetadataFile99
+    {
+        public int Id { get; set; }
+        public int SeriesId { get; set; }
+        public int? EpisodeFileId { get; set; }
+        public int? SeasonNumber { get; set; }
+        public string RelativePath { get; set; }
+        public DateTime Added { get; set; }
+        public DateTime LastUpdated { get; set; }
+        public string Extension { get; set; }
+        public string Hash { get; set; }
+        public string Consumer { get; set; }
+        public int Type { get; set; }
+    }
+}

src/NzbDrone.Core/Datastore/TableMapping.cs

@@ -14,8 +14,6 @@ using NzbDrone.Core.Indexers;
 using NzbDrone.Core.Instrumentation;
 using NzbDrone.Core.Jobs;
 using NzbDrone.Core.MediaFiles;
-using NzbDrone.Core.Metadata;
-using NzbDrone.Core.Metadata.Files;
 using NzbDrone.Core.Profiles.Delay;
 using NzbDrone.Core.RemotePathMappings;
 using NzbDrone.Core.Notifications;
@@ -31,6 +29,10 @@ using NzbDrone.Core.ThingiProvider;
 using NzbDrone.Core.Tv;
 using NzbDrone.Common.Disk;
 using NzbDrone.Core.Authentication;
+using NzbDrone.Core.Extras.Metadata;
+using NzbDrone.Core.Extras.Metadata.Files;
+using NzbDrone.Core.Extras.Others;
+using NzbDrone.Core.Extras.Subtitles;
 using NzbDrone.Core.Messaging.Commands;
 
 namespace NzbDrone.Core.Datastore
@@ -92,13 +94,14 @@ namespace NzbDrone.Core.Datastore
             Mapper.Entity<QualityDefinition>().RegisterModel("QualityDefinitions")
                   .Ignore(d => d.Weight);
 
-
             Mapper.Entity<Profile>().RegisterModel("Profiles");
             Mapper.Entity<Log>().RegisterModel("Logs");
             Mapper.Entity<NamingConfig>().RegisterModel("NamingConfig");
             Mapper.Entity<SeasonStatistics>().MapResultSet();
             Mapper.Entity<Blacklist>().RegisterModel("Blacklist");
             Mapper.Entity<MetadataFile>().RegisterModel("MetadataFiles");
+            Mapper.Entity<SubtitleFile>().RegisterModel("SubtitleFiles");
+            Mapper.Entity<OtherExtraFile>().RegisterModel("ExtraFiles");
 
             Mapper.Entity<PendingRelease>().RegisterModel("PendingReleases")
                   .Ignore(e => e.RemoteEpisode);

src/NzbDrone.Core/Extras/ExistingExtraFileService.cs

@@ -0,0 +1,61 @@
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using NLog;
+using NzbDrone.Common.Disk;
+using NzbDrone.Core.Extras.Files;
+using NzbDrone.Core.MediaFiles;
+using NzbDrone.Core.MediaFiles.Events;
+using NzbDrone.Core.Messaging.Events;
+using NzbDrone.Core.Tv;
+
+namespace NzbDrone.Core.Extras
+{
+    public class ExistingExtraFileService : IHandle<SeriesScannedEvent>
+    {
+        private readonly IDiskProvider _diskProvider;
+        private readonly List<IImportExistingExtraFiles> _existingExtraFileImporters;
+        private readonly List<IManageExtraFiles> _extraFileManagers;
+        private readonly Logger _logger;
+
+        public ExistingExtraFileService(IDiskProvider diskProvider,
+                                        List<IImportExistingExtraFiles> existingExtraFileImporters,
+                                        List<IManageExtraFiles> extraFileManagers,
+                                        Logger logger)
+        {
+            _diskProvider = diskProvider;
+            _existingExtraFileImporters = existingExtraFileImporters.OrderBy(e => e.Order).ToList();
+            _extraFileManagers = extraFileManagers.OrderBy(e => e.Order).ToList();
+            _logger = logger;
+        }
+
+        public void Handle(SeriesScannedEvent message)
+        {
+            var series = message.Series;
+            var extraFiles = new List<ExtraFile>();
+
+            if (!_diskProvider.FolderExists(series.Path))
+            {
+                return;
+            }
+
+            _logger.Debug("Looking for existing extra files in {0}", series.Path);
+
+            var filesOnDisk = _diskProvider.GetFiles(series.Path, SearchOption.AllDirectories);
+            var possibleExtraFiles = filesOnDisk.Where(c => !MediaFileExtensions.Extensions.Contains(Path.GetExtension(c).ToLower()) &&
+                                                            !c.StartsWith(Path.Combine(series.Path, "EXTRAS"))).ToList();
+
+            var filteredFiles = possibleExtraFiles;
+            var importedFiles = new List<string>();
+
+            foreach (var existingExtraFileImporter in _existingExtraFileImporters)
+            {
+                var imported = existingExtraFileImporter.ProcessFiles(series, filteredFiles, importedFiles);
+
+                importedFiles.AddRange(imported.Select(f => Path.Combine(series.Path, f.RelativePath)));
+            }
+
+            _logger.Info("Found {0} extra files", extraFiles);
+        }
+    }
+}

src/NzbDrone.Core/Extras/ExtraService.cs

@@ -0,0 +1,150 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using NLog;
+using NzbDrone.Common.Disk;
+using NzbDrone.Common.Extensions;
+using NzbDrone.Core.Configuration;
+using NzbDrone.Core.Datastore;
+using NzbDrone.Core.Extras.Files;
+using NzbDrone.Core.MediaCover;
+using NzbDrone.Core.MediaFiles;
+using NzbDrone.Core.MediaFiles.Events;
+using NzbDrone.Core.Messaging.Events;
+using NzbDrone.Core.Parser.Model;
+using NzbDrone.Core.Tv;
+
+namespace NzbDrone.Core.Extras
+{
+    public interface IExtraService
+    {
+        void ImportExtraFiles(LocalEpisode localEpisode, EpisodeFile episodeFile, bool isReadOnly);
+    }
+
+    public class ExtraService : IExtraService,
+                                IHandle<MediaCoversUpdatedEvent>,
+                                IHandle<EpisodeFolderCreatedEvent>,
+                                IHandle<SeriesRenamedEvent>
+    {
+        private readonly IMediaFileService _mediaFileService;
+        private readonly IEpisodeService _episodeService;
+        private readonly IDiskProvider _diskProvider;
+        private readonly IConfigService _configService;
+        private readonly List<IManageExtraFiles> _extraFileManagers;
+        private readonly Logger _logger;
+
+        public ExtraService(IMediaFileService mediaFileService,
+                            IEpisodeService episodeService,
+                            IDiskProvider diskProvider,
+                            IConfigService configService,
+                            List<IManageExtraFiles> extraFileManagers,
+                            Logger logger)
+        {
+            _mediaFileService = mediaFileService;
+            _episodeService = episodeService;
+            _diskProvider = diskProvider;
+            _configService = configService;
+            _extraFileManagers = extraFileManagers.OrderBy(e => e.Order).ToList();
+            _logger = logger;
+        }
+
+        public void ImportExtraFiles(LocalEpisode localEpisode, EpisodeFile episodeFile, bool isReadOnly)
+        {
+            // TODO: Remove
+            // Not importing files yet, testing that parsing is working properly first
+            return;
+
+            var series = localEpisode.Series;
+
+            foreach (var extraFileManager in _extraFileManagers)
+            {
+                extraFileManager.CreateAfterEpisodeImport(series, episodeFile);
+            }
+
+            var sourcePath = localEpisode.Path;
+            var sourceFolder = _diskProvider.GetParentFolder(sourcePath);
+            var sourceFileName = Path.GetFileNameWithoutExtension(sourcePath);
+            var files = _diskProvider.GetFiles(sourceFolder, SearchOption.TopDirectoryOnly);
+
+            var wantedExtensions = _configService.ExtraFileExtensions.Split(new[] { ',' }, StringSplitOptions.RemoveEmptyEntries)
+                                                                     .Select(e => e.Trim(' ', '.'))
+                                                                     .ToList();
+
+            var matchingFilenames = files.Where(f => Path.GetFileNameWithoutExtension(f).StartsWith(sourceFileName));
+
+            foreach (var matchingFilename in matchingFilenames)
+            {
+                var matchingExtension = wantedExtensions.FirstOrDefault(e => matchingFilename.EndsWith(e));
+
+                if (matchingExtension == null)
+                {
+                    continue;
+                }
+
+                try
+                {
+                    foreach (var extraFileManager in _extraFileManagers)
+                    {
+                        var extraFile = extraFileManager.Import(series, episodeFile, matchingFilename, matchingExtension, isReadOnly);
+
+                        if (extraFile != null)
+                        {
+                            break;
+                        }
+                    }
+                }
+                catch (Exception ex)
+                {
+                    _logger.Warn(ex, "Failed to import extra file: {0}", matchingFilename);
+                }
+            }
+        }
+
+        public void Handle(MediaCoversUpdatedEvent message)
+        {
+            var series = message.Series;
+            var episodeFiles = GetEpisodeFiles(series.Id);
+
+            foreach (var extraFileManager in _extraFileManagers)
+            {
+                extraFileManager.CreateAfterSeriesScan(series, episodeFiles);
+            }
+        }
+
+        public void Handle(EpisodeFolderCreatedEvent message)
+        {
+            var series = message.Series;
+
+            foreach (var extraFileManager in _extraFileManagers)
+            {
+                extraFileManager.CreateAfterEpisodeImport(series, message.SeriesFolder, message.SeasonFolder);
+            }
+        }
+
+        public void Handle(SeriesRenamedEvent message)
+        {
+            var series = message.Series;
+            var episodeFiles = GetEpisodeFiles(series.Id);
+
+            foreach (var extraFileManager in _extraFileManagers)
+            {
+                extraFileManager.MoveFilesAfterRename(series, episodeFiles);
+            }
+        }
+
+        private List<EpisodeFile> GetEpisodeFiles(int seriesId)
+        {
+            var episodeFiles = _mediaFileService.GetFilesBySeries(seriesId);
+            var episodes = _episodeService.GetEpisodeBySeries(seriesId);
+
+            foreach (var episodeFile in episodeFiles)
+            {
+                var localEpisodeFile = episodeFile;
+                episodeFile.Episodes = new LazyList<Episode>(episodes.Where(e => e.EpisodeFileId == localEpisodeFile.Id));
+            }
+
+            return episodeFiles;
+        }
+    }
+}

src/NzbDrone.Core/Extras/Files/ExtraFile.cs

@@ -1,17 +1,16 @@
 using System;
 using NzbDrone.Core.Datastore;
 
-namespace NzbDrone.Core.Metadata.Files
+namespace NzbDrone.Core.Extras.Files
 {
-    public class MetadataFile : ModelBase
+    public abstract class ExtraFile : ModelBase
     {
         public int SeriesId { get; set; }
-        public string Consumer { get; set; }
-        public MetadataType Type { get; set; }
-        public string RelativePath { get; set; }
-        public DateTime LastUpdated { get; set; }
         public int? EpisodeFileId { get; set; }
         public int? SeasonNumber { get; set; }
-        public string Hash { get; set; }
+        public string RelativePath { get; set; }
+        public DateTime Added { get; set; }
+        public DateTime LastUpdated { get; set; }
+        public string Extension { get; set; }
     }
 }

src/NzbDrone.Core/Extras/Files/ExtraFileManager.cs

@@ -0,0 +1,70 @@
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using NzbDrone.Common;
+using NzbDrone.Common.Disk;
+using NzbDrone.Common.Extensions;
+using NzbDrone.Core.Configuration;
+using NzbDrone.Core.MediaFiles;
+using NzbDrone.Core.Tv;
+
+namespace NzbDrone.Core.Extras.Files
+{
+    public interface IManageExtraFiles
+    {
+        int Order { get; }
+        IEnumerable<ExtraFile> CreateAfterSeriesScan(Series series, List<EpisodeFile> episodeFiles);
+        IEnumerable<ExtraFile> CreateAfterEpisodeImport(Series series, EpisodeFile episodeFile);
+        IEnumerable<ExtraFile> CreateAfterEpisodeImport(Series series, string seriesFolder, string seasonFolder);
+        IEnumerable<ExtraFile> MoveFilesAfterRename(Series series, List<EpisodeFile> episodeFiles);
+        ExtraFile Import(Series series, EpisodeFile episodeFile, string path, string extension, bool readOnly);
+    }
+
+    public abstract class ExtraFileManager<TExtraFile> : IManageExtraFiles
+        where TExtraFile : ExtraFile, new()
+
+    {
+        private readonly IConfigService _configService;
+        private readonly IDiskTransferService _diskTransferService;
+        private readonly IExtraFileService<TExtraFile> _extraFileService;
+
+        public ExtraFileManager(IConfigService configService,
+                                IDiskTransferService diskTransferService,
+                                IExtraFileService<TExtraFile> extraFileService)
+        {
+            _configService = configService;
+            _diskTransferService = diskTransferService;
+            _extraFileService = extraFileService;
+        }
+
+        public abstract int Order { get; }
+        public abstract IEnumerable<ExtraFile> CreateAfterSeriesScan(Series series, List<EpisodeFile> episodeFiles);
+        public abstract IEnumerable<ExtraFile> CreateAfterEpisodeImport(Series series, EpisodeFile episodeFile);
+        public abstract IEnumerable<ExtraFile> CreateAfterEpisodeImport(Series series, string seriesFolder, string seasonFolder);
+        public abstract IEnumerable<ExtraFile> MoveFilesAfterRename(Series series, List<EpisodeFile> episodeFiles);
+        public abstract ExtraFile Import(Series series, EpisodeFile episodeFile, string path, string extension, bool readOnly);
+
+        protected TExtraFile ImportFile(Series series, EpisodeFile episodeFile, string path, string extension, bool readOnly)
+        {
+            var newFileName = Path.Combine(series.Path, Path.ChangeExtension(episodeFile.RelativePath, extension));
+
+            var transferMode = TransferMode.Move;
+
+            if (readOnly)
+            {
+                transferMode = _configService.CopyUsingHardlinks ? TransferMode.HardLinkOrCopy : TransferMode.Copy;
+            }
+
+            _diskTransferService.TransferFile(path, newFileName, transferMode, true, false);
+
+            return new TExtraFile
+            {
+                SeriesId = series.Id,
+                SeasonNumber = episodeFile.SeasonNumber,
+                EpisodeFileId = episodeFile.Id,
+                RelativePath = series.Path.GetRelativePath(newFileName),
+                Extension = Path.GetExtension(path)
+            };
+        }
+    }
+}

src/NzbDrone.Core/Extras/Files/ExtraFileRepository.cs

@@ -3,22 +3,23 @@ using System.Linq;
 using NzbDrone.Core.Datastore;
 using NzbDrone.Core.Messaging.Events;
 
-namespace NzbDrone.Core.Metadata.Files
+namespace NzbDrone.Core.Extras.Files
 {
-    public interface IMetadataFileRepository : IBasicRepository<MetadataFile>
+    public interface IExtraFileRepository<TExtraFile> : IBasicRepository<TExtraFile> where TExtraFile : ExtraFile, new()
     {
         void DeleteForSeries(int seriesId);
         void DeleteForSeason(int seriesId, int seasonNumber);
         void DeleteForEpisodeFile(int episodeFileId);
-        List<MetadataFile> GetFilesBySeries(int seriesId);
+        List<TExtraFile> GetFilesBySeries(int seriesId);
-        List<MetadataFile> GetFilesBySeason(int seriesId, int seasonNumber);
+        List<TExtraFile> GetFilesBySeason(int seriesId, int seasonNumber);
-        List<MetadataFile> GetFilesByEpisodeFile(int episodeFileId);
+        List<TExtraFile> GetFilesByEpisodeFile(int episodeFileId);
-        MetadataFile FindByPath(string path);
+        TExtraFile FindByPath(string path);
     }
 
-    public class MetadataFileRepository : BasicRepository<MetadataFile>, IMetadataFileRepository
+    public class ExtraFileRepository<TExtraFile> : BasicRepository<TExtraFile>, IExtraFileRepository<TExtraFile>
+        where TExtraFile : ExtraFile, new()
     {
-        public MetadataFileRepository(IMainDatabase database, IEventAggregator eventAggregator)
+        public ExtraFileRepository(IMainDatabase database, IEventAggregator eventAggregator)
             : base(database, eventAggregator)
         {
         }
@@ -38,22 +39,22 @@ namespace NzbDrone.Core.Metadata.Files
             Delete(c => c.EpisodeFileId == episodeFileId);
         }
 
-        public List<MetadataFile> GetFilesBySeries(int seriesId)
+        public List<TExtraFile> GetFilesBySeries(int seriesId)
         {
             return Query.Where(c => c.SeriesId == seriesId);
         }
 
-        public List<MetadataFile> GetFilesBySeason(int seriesId, int seasonNumber)
+        public List<TExtraFile> GetFilesBySeason(int seriesId, int seasonNumber)
         {
             return Query.Where(c => c.SeriesId == seriesId && c.SeasonNumber == seasonNumber);
         }
 
-        public List<MetadataFile> GetFilesByEpisodeFile(int episodeFileId)
+        public List<TExtraFile> GetFilesByEpisodeFile(int episodeFileId)
         {
             return Query.Where(c => c.EpisodeFileId == episodeFileId);
         }
 
-        public MetadataFile FindByPath(string path)
+        public TExtraFile FindByPath(string path)
         {
             return Query.Where(c => c.RelativePath == path).SingleOrDefault();
         }

src/NzbDrone.Core/Extras/Files/ExtraFileService.cs

@@ -0,0 +1,118 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using NLog;
+using NzbDrone.Common.Disk;
+using NzbDrone.Core.MediaFiles.Events;
+using NzbDrone.Core.Messaging.Events;
+using NzbDrone.Core.Tv;
+using NzbDrone.Core.Tv.Events;
+
+namespace NzbDrone.Core.Extras.Files
+{
+    public interface IExtraFileService<TExtraFile>
+        where TExtraFile : ExtraFile, new()
+    {
+        List<TExtraFile> GetFilesBySeries(int seriesId);
+        List<TExtraFile> GetFilesByEpisodeFile(int episodeFileId);
+        TExtraFile FindByPath(string path);
+        void Upsert(TExtraFile extraFile);
+        void Upsert(List<TExtraFile> extraFiles);
+        void Delete(int id);
+        void DeleteMany(IEnumerable<int> ids);
+    }
+
+    public abstract class ExtraFileService<TExtraFile> : IExtraFileService<TExtraFile>,
+                                                         IHandleAsync<SeriesDeletedEvent>,
+                                                         IHandleAsync<EpisodeFileDeletedEvent>
+        where TExtraFile : ExtraFile, new()
+    {
+        private readonly IExtraFileRepository<TExtraFile> _repository;
+        private readonly ISeriesService _seriesService;
+        private readonly IDiskProvider _diskProvider;
+        private readonly Logger _logger;
+
+        public ExtraFileService(IExtraFileRepository<TExtraFile> repository,
+                                ISeriesService seriesService,
+                                IDiskProvider diskProvider,
+                                Logger logger)
+        {
+            _repository = repository;
+            _seriesService = seriesService;
+            _diskProvider = diskProvider;
+            _logger = logger;
+        }
+
+        public List<TExtraFile> GetFilesBySeries(int seriesId)
+        {
+            return _repository.GetFilesBySeries(seriesId);
+        }
+
+        public List<TExtraFile> GetFilesByEpisodeFile(int episodeFileId)
+        {
+            return _repository.GetFilesByEpisodeFile(episodeFileId);
+        }
+
+        public TExtraFile FindByPath(string path)
+        {
+            return _repository.FindByPath(path);
+        }
+
+        public void Upsert(TExtraFile extraFile)
+        {
+            Upsert(new List<TExtraFile> { extraFile });
+        }
+
+        public void Upsert(List<TExtraFile> extraFiles)
+        {
+            extraFiles.ForEach(m =>
+            {
+                m.LastUpdated = DateTime.UtcNow;
+
+                if (m.Id == 0)
+                {
+                    m.Added = m.LastUpdated;
+                }
+            });
+
+            _repository.InsertMany(extraFiles.Where(m => m.Id == 0).ToList());
+            _repository.UpdateMany(extraFiles.Where(m => m.Id > 0).ToList());
+        }
+
+        public void Delete(int id)
+        {
+            _repository.Delete(id);
+        }
+
+        public void DeleteMany(IEnumerable<int> ids)
+        {
+            _repository.DeleteMany(ids);
+        }
+
+        public void HandleAsync(SeriesDeletedEvent message)
+        {
+            _logger.Debug("Deleting Extra from database for series: {0}", message.Series);
+            _repository.DeleteForSeries(message.Series.Id);
+        }
+
+        public void HandleAsync(EpisodeFileDeletedEvent message)
+        {
+            var episodeFile = message.EpisodeFile;
+            var series = _seriesService.GetSeries(message.EpisodeFile.SeriesId);
+
+            foreach (var extra in _repository.GetFilesByEpisodeFile(episodeFile.Id))
+            {
+                var path = Path.Combine(series.Path, extra.RelativePath);
+
+                if (_diskProvider.FileExists(path))
+                {
+                    _diskProvider.DeleteFile(path);
+                }
+            }
+
+            _logger.Debug("Deleting Extra from database for episode file: {0}", episodeFile);
+            _repository.DeleteForEpisodeFile(episodeFile.Id);
+        }
+    }
+}

src/NzbDrone.Core/Extras/IImportExistingExtraFiles.cs

@@ -0,0 +1,12 @@
+using System.Collections.Generic;
+using NzbDrone.Core.Extras.Files;
+using NzbDrone.Core.Tv;
+
+namespace NzbDrone.Core.Extras
+{
+    public interface IImportExistingExtraFiles
+    {
+        int Order { get; }
+        IEnumerable<ExtraFile> ProcessFiles(Series series, List<string> filesOnDisk, List<string> importedFiles);
+    }
+}

src/NzbDrone.Core/Extras/ImportExistingExtraFilesBase.cs

@@ -0,0 +1,53 @@
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using NzbDrone.Common;
+using NzbDrone.Common.Extensions;
+using NzbDrone.Core.Extras.Files;
+using NzbDrone.Core.Tv;
+
+namespace NzbDrone.Core.Extras
+{
+    public abstract class ImportExistingExtraFilesBase<TExtraFile> : IImportExistingExtraFiles
+        where TExtraFile : ExtraFile, new()
+    {
+        private readonly IExtraFileService<TExtraFile> _extraFileService;
+
+        public ImportExistingExtraFilesBase(IExtraFileService<TExtraFile> extraFileService)
+        {
+            _extraFileService = extraFileService;
+        }
+
+        public abstract int Order { get; }
+        public abstract IEnumerable<ExtraFile> ProcessFiles(Series series, List<string> filesOnDisk, List<string> importedFiles);
+
+        public virtual List<string> FilterAndClean(Series series, List<string> filesOnDisk, List<string> importedFiles)
+        {
+            var seriesFiles = _extraFileService.GetFilesBySeries(series.Id);
+
+            Clean(series, filesOnDisk, importedFiles, seriesFiles);
+
+            return Filter(series, filesOnDisk, importedFiles, seriesFiles);
+        }
+
+        private List<string> Filter(Series series, List<string> filesOnDisk, List<string> importedFiles, List<TExtraFile> seriesFiles)
+        {
+            var filteredFiles = filesOnDisk;
+
+            filteredFiles = filteredFiles.Except(seriesFiles.Select(f => Path.Combine(series.Path, f.RelativePath)).ToList(), PathEqualityComparer.Instance).ToList();
+            return filteredFiles.Except(importedFiles, PathEqualityComparer.Instance).ToList();
+        }
+
+        private void Clean(Series series, List<string> filesOnDisk, List<string> importedFiles, List<TExtraFile> seriesFiles)
+        {
+            var alreadyImportedFileIds = seriesFiles.IntersectBy(f => Path.Combine(series.Path, f.RelativePath), importedFiles, i => i, PathEqualityComparer.Instance)
+                .Select(f => f.Id);
+
+            var deletedFiles = seriesFiles.ExceptBy(f => Path.Combine(series.Path, f.RelativePath), filesOnDisk, i => i, PathEqualityComparer.Instance)
+                .Select(f => f.Id);
+
+            _extraFileService.DeleteMany(alreadyImportedFileIds);
+            _extraFileService.DeleteMany(deletedFiles);
+        }
+    }
+}

src/NzbDrone.Core/Extras/MetaData/Consumers/MediaBrowser/MediaBrowserMetadata.cs

@@ -6,27 +6,20 @@ using System.Text;
 using System.Xml;
 using System.Xml.Linq;
 using NLog;
-using NzbDrone.Common.Disk;
 using NzbDrone.Common.Extensions;
-using NzbDrone.Core.MediaCover;
+using NzbDrone.Core.Extras.Metadata.Files;
 using NzbDrone.Core.MediaFiles;
-using NzbDrone.Core.Metadata.Files;
 using NzbDrone.Core.Tv;
 
-namespace NzbDrone.Core.Metadata.Consumers.MediaBrowser
+namespace NzbDrone.Core.Extras.Metadata.Consumers.MediaBrowser
 {
     public class MediaBrowserMetadata : MetadataBase<MediaBrowserMetadataSettings>
     {
-        private readonly IMapCoversToLocal _mediaCoverService;
-        private readonly IDiskProvider _diskProvider;
         private readonly Logger _logger;
 
-        public MediaBrowserMetadata(IMapCoversToLocal mediaCoverService,
+        public MediaBrowserMetadata(
-                            IDiskProvider diskProvider,
                             Logger logger)
         {
-            _mediaCoverService = mediaCoverService;
-            _diskProvider = diskProvider;
             _logger = logger;
         }
 
@@ -38,13 +31,6 @@ namespace NzbDrone.Core.Metadata.Consumers.MediaBrowser
             }
         }
 
-        public override List<MetadataFile> AfterRename(Series series, List<MetadataFile> existingMetadataFiles, List<EpisodeFile> episodeFiles)
-        {
-            var updatedMetadataFiles = new List<MetadataFile>();
-
-            return updatedMetadataFiles;
-        }
-
         public override MetadataFile FindMetadataFile(Series series, string path)
         {
             var filename = Path.GetFileName(path);

src/NzbDrone.Core/Extras/MetaData/Consumers/MediaBrowser/MediaBrowserMetadataSettings.cs

@@ -1,10 +1,9 @@
-using System;
+using FluentValidation;
-using FluentValidation;
 using NzbDrone.Core.Annotations;
 using NzbDrone.Core.ThingiProvider;
 using NzbDrone.Core.Validation;
 
-namespace NzbDrone.Core.Metadata.Consumers.MediaBrowser
+namespace NzbDrone.Core.Extras.Metadata.Consumers.MediaBrowser
 {
     public class MediaBrowserSettingsValidator : AbstractValidator<MediaBrowserMetadataSettings>
     {

src/NzbDrone.Core/Extras/MetaData/Consumers/Roksbox/RoksboxMetadata.cs

@@ -9,12 +9,13 @@ using System.Xml.Linq;
 using NLog;
 using NzbDrone.Common.Disk;
 using NzbDrone.Common.Extensions;
+using NzbDrone.Core.Extras.Files;
+using NzbDrone.Core.Extras.Metadata.Files;
 using NzbDrone.Core.MediaCover;
 using NzbDrone.Core.MediaFiles;
-using NzbDrone.Core.Metadata.Files;
 using NzbDrone.Core.Tv;
 
-namespace NzbDrone.Core.Metadata.Consumers.Roksbox
+namespace NzbDrone.Core.Extras.Metadata.Consumers.Roksbox
 {
     public class RoksboxMetadata : MetadataBase<RoksboxMetadataSettings>
     {
@@ -42,49 +43,22 @@ namespace NzbDrone.Core.Metadata.Consumers.Roksbox
             }
         }
 
-        public override List<MetadataFile> AfterRename(Series series, List<MetadataFile> existingMetadataFiles, List<EpisodeFile> episodeFiles)
+        public override string GetFilenameAfterMove(Series series, EpisodeFile episodeFile, MetadataFile metadataFile)
         {
-            var episodeFilesMetadata = existingMetadataFiles.Where(c => c.EpisodeFileId > 0).ToList();
+            var episodeFilePath = Path.Combine(series.Path, episodeFile.RelativePath);
-            var updatedMetadataFiles = new List<MetadataFile>();
-
-            foreach (var episodeFile in episodeFiles)
-            {
-                var metadataFiles = episodeFilesMetadata.Where(m => m.EpisodeFileId == episodeFile.Id).ToList();
-
-                foreach (var metadataFile in metadataFiles)
-                {
-                    string newFilename;
 
             if (metadataFile.Type == MetadataType.EpisodeImage)
             {
-                        newFilename = GetEpisodeImageFilename(episodeFile.RelativePath);
+                return GetEpisodeImageFilename(episodeFilePath);
             }
 
-                    else if (metadataFile.Type == MetadataType.EpisodeMetadata)
+            if (metadataFile.Type == MetadataType.EpisodeMetadata)
             {
-                        newFilename = GetEpisodeMetadataFilename(episodeFile.RelativePath);
+                return GetEpisodeMetadataFilename(episodeFilePath);
             }
 
-                    else
+            _logger.Debug("Unknown episode file metadata: {0}", metadataFile.RelativePath);
-                    {
+            return Path.Combine(series.Path, metadataFile.RelativePath);
-                        _logger.Trace("Unknown episode file metadata: {0}", metadataFile.RelativePath);
-                        continue;
-                    }
-
-                    var existingFilename = Path.Combine(series.Path, metadataFile.RelativePath);
-                    newFilename = Path.Combine(series.Path, newFilename);
-
-                    if (!newFilename.PathEquals(existingFilename))
-                    {
-                        _diskProvider.MoveFile(existingFilename, newFilename);
-                        metadataFile.RelativePath = series.Path.GetRelativePath(newFilename);
-
-                        updatedMetadataFiles.Add(metadataFile);
-                    }
-                }
-            }
-
-            return updatedMetadataFiles;
         }
 
         public override MetadataFile FindMetadataFile(Series series, string path)

src/NzbDrone.Core/Extras/MetaData/Consumers/Roksbox/RoksboxMetadataSettings.cs

@@ -1,10 +1,9 @@
-using System;
+using FluentValidation;
-using FluentValidation;
 using NzbDrone.Core.Annotations;
 using NzbDrone.Core.ThingiProvider;
 using NzbDrone.Core.Validation;
 
-namespace NzbDrone.Core.Metadata.Consumers.Roksbox
+namespace NzbDrone.Core.Extras.Metadata.Consumers.Roksbox
 {
     public class RoksboxSettingsValidator : AbstractValidator<RoksboxMetadataSettings>
     {

src/NzbDrone.Core/Extras/MetaData/Consumers/Wdtv/WdtvMetadata.cs

@@ -9,12 +9,13 @@ using System.Xml.Linq;
 using NLog;
 using NzbDrone.Common.Disk;
 using NzbDrone.Common.Extensions;
+using NzbDrone.Core.Extras.Files;
+using NzbDrone.Core.Extras.Metadata.Files;
 using NzbDrone.Core.MediaCover;
 using NzbDrone.Core.MediaFiles;
-using NzbDrone.Core.Metadata.Files;
 using NzbDrone.Core.Tv;
 
-namespace NzbDrone.Core.Metadata.Consumers.Wdtv
+namespace NzbDrone.Core.Extras.Metadata.Consumers.Wdtv
 {
     public class WdtvMetadata : MetadataBase<WdtvMetadataSettings>
     {
@@ -41,49 +42,23 @@ namespace NzbDrone.Core.Metadata.Consumers.Wdtv
             }
         }
 
-        public override List<MetadataFile> AfterRename(Series series, List<MetadataFile> existingMetadataFiles, List<EpisodeFile> episodeFiles)
+        public override string GetFilenameAfterMove(Series series, EpisodeFile episodeFile, MetadataFile metadataFile)
         {
-            var episodeFilesMetadata = existingMetadataFiles.Where(c => c.EpisodeFileId > 0).ToList();
+            var episodeFilePath = Path.Combine(series.Path, episodeFile.RelativePath);
-            var updatedMetadataFiles = new List<MetadataFile>();
-
-            foreach (var episodeFile in episodeFiles)
-            {
-                var metadataFiles = episodeFilesMetadata.Where(m => m.EpisodeFileId == episodeFile.Id).ToList();
-
-                foreach (var metadataFile in metadataFiles)
-                {
-                    string newFilename;
 
             if (metadataFile.Type == MetadataType.EpisodeImage)
             {
-                        newFilename = GetEpisodeImageFilename(episodeFile.RelativePath);
+                return GetEpisodeImageFilename(episodeFilePath);
             }
 
-                    else if (metadataFile.Type == MetadataType.EpisodeMetadata)
+            if (metadataFile.Type == MetadataType.EpisodeMetadata)
             {
-                        newFilename = GetEpisodeMetadataFilename(episodeFile.RelativePath);
+                return GetEpisodeMetadataFilename(episodeFilePath);
             }
 
-                    else
+            _logger.Debug("Unknown episode file metadata: {0}", metadataFile.RelativePath);
-                    {
+            return Path.Combine(series.Path, metadataFile.RelativePath);
-                        _logger.Trace("Unknown episode file metadata: {0}", metadataFile.RelativePath);
-                        continue;
-                    }
 
-                    var existingPath = Path.Combine(series.Path, metadataFile.RelativePath);
-                    var newPath = Path.Combine(series.Path, newFilename);
-
-                    if (!newPath.PathEquals(existingPath))
-                    {
-                        _diskProvider.MoveFile(existingPath, newPath);
-                        metadataFile.RelativePath = newFilename;
-
-                        updatedMetadataFiles.Add(metadataFile);
-                    }
-                }
-            }
-
-            return updatedMetadataFiles;
         }
 
         public override MetadataFile FindMetadataFile(Series series, string path)

src/NzbDrone.Core/Extras/MetaData/Consumers/Wdtv/WdtvMetadataSettings.cs

@@ -1,10 +1,9 @@
-using System;
+using FluentValidation;
-using FluentValidation;
 using NzbDrone.Core.Annotations;
 using NzbDrone.Core.ThingiProvider;
 using NzbDrone.Core.Validation;
 
-namespace NzbDrone.Core.Metadata.Consumers.Wdtv
+namespace NzbDrone.Core.Extras.Metadata.Consumers.Wdtv
 {
     public class WdtvSettingsValidator : AbstractValidator<WdtvMetadataSettings>
     {

src/NzbDrone.Core/Extras/MetaData/Consumers/Xbmc/XbmcMetadata.cs

@@ -9,12 +9,13 @@ using System.Xml.Linq;
 using NLog;
 using NzbDrone.Common.Disk;
 using NzbDrone.Common.Extensions;
+using NzbDrone.Core.Extras.Files;
+using NzbDrone.Core.Extras.Metadata.Files;
 using NzbDrone.Core.MediaCover;
 using NzbDrone.Core.MediaFiles;
-using NzbDrone.Core.Metadata.Files;
 using NzbDrone.Core.Tv;
 
-namespace NzbDrone.Core.Metadata.Consumers.Xbmc
+namespace NzbDrone.Core.Extras.Metadata.Consumers.Xbmc
 {
     public class XbmcMetadata : MetadataBase<XbmcMetadataSettings>
     {
@@ -43,49 +44,22 @@ namespace NzbDrone.Core.Metadata.Consumers.Xbmc
             }
         }
 
-        public override List<MetadataFile> AfterRename(Series series, List<MetadataFile> existingMetadataFiles, List<EpisodeFile> episodeFiles)
+        public override string GetFilenameAfterMove(Series series, EpisodeFile episodeFile, MetadataFile metadataFile)
         {
-            var episodeFilesMetadata = existingMetadataFiles.Where(c => c.EpisodeFileId > 0).ToList();
+            var episodeFilePath = Path.Combine(series.Path, episodeFile.RelativePath);
-            var updatedMetadataFiles = new List<MetadataFile>();
-
-            foreach (var episodeFile in episodeFiles)
-            {
-                var metadataFiles = episodeFilesMetadata.Where(m => m.EpisodeFileId == episodeFile.Id).ToList();
-
-                foreach (var metadataFile in metadataFiles)
-                {
-                    string newFilename;
 
             if (metadataFile.Type == MetadataType.EpisodeImage)
             {
-                        newFilename = GetEpisodeImageFilename(episodeFile.RelativePath);
+                return GetEpisodeImageFilename(episodeFilePath);
             }
 
-                    else if (metadataFile.Type == MetadataType.EpisodeMetadata)
+            if (metadataFile.Type == MetadataType.EpisodeMetadata)
             {
-                        newFilename = GetEpisodeNfoFilename(episodeFile.RelativePath);
+                return GetEpisodeMetadataFilename(episodeFilePath);
             }
 
-                    else
-                    {
             _logger.Debug("Unknown episode file metadata: {0}", metadataFile.RelativePath);
-                        continue;
+            return Path.Combine(series.Path, metadataFile.RelativePath);
-                    }
-
-                    var existingFilename = Path.Combine(series.Path, metadataFile.RelativePath);
-                    newFilename = Path.Combine(series.Path, newFilename);
-
-                    if (!newFilename.PathEquals(existingFilename))
-                    {
-                        _diskProvider.MoveFile(existingFilename, newFilename);
-                        metadataFile.RelativePath = series.Path.GetRelativePath(newFilename);
-
-                        updatedMetadataFiles.Add(metadataFile);
-                    }
-                }
-            }
-
-            return updatedMetadataFiles;
         }
 
         public override MetadataFile FindMetadataFile(Series series, string path)
@@ -328,7 +302,7 @@ namespace NzbDrone.Core.Metadata.Consumers.Xbmc
                 }
             }
 
-            return new MetadataFileResult(GetEpisodeNfoFilename(episodeFile.RelativePath), xmlResult.Trim(Environment.NewLine.ToCharArray()));
+            return new MetadataFileResult(GetEpisodeMetadataFilename(episodeFile.RelativePath), xmlResult.Trim(Environment.NewLine.ToCharArray()));
         }
 
         public override List<ImageFileResult> SeriesImages(Series series)
@@ -407,7 +381,7 @@ namespace NzbDrone.Core.Metadata.Consumers.Xbmc
             }
         }
 
-        private string GetEpisodeNfoFilename(string episodeFilePath)
+        private string GetEpisodeMetadataFilename(string episodeFilePath)
         {
             return Path.ChangeExtension(episodeFilePath, "nfo");
         }

src/NzbDrone.Core/Extras/MetaData/Consumers/Xbmc/XbmcMetadataSettings.cs

@@ -1,10 +1,9 @@
-using System;
+using FluentValidation;
-using FluentValidation;
 using NzbDrone.Core.Annotations;
 using NzbDrone.Core.ThingiProvider;
 using NzbDrone.Core.Validation;
 
-namespace NzbDrone.Core.Metadata.Consumers.Xbmc
+namespace NzbDrone.Core.Extras.Metadata.Consumers.Xbmc
 {
     public class XbmcSettingsValidator : AbstractValidator<XbmcMetadataSettings>
     {

src/NzbDrone.Core/Extras/MetaData/ExistingMetadataImporter.cs

@@ -0,0 +1,96 @@
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using NLog;
+using NzbDrone.Common.Extensions;
+using NzbDrone.Core.Extras.Files;
+using NzbDrone.Core.Extras.Metadata.Files;
+using NzbDrone.Core.Parser;
+using NzbDrone.Core.Tv;
+
+namespace NzbDrone.Core.Extras.Metadata
+{
+    public class ExistingMetadataImporter : ImportExistingExtraFilesBase<MetadataFile>
+    {
+        private readonly IExtraFileService<MetadataFile> _metadataFileService;
+        private readonly IParsingService _parsingService;
+        private readonly Logger _logger;
+        private readonly List<IMetadata> _consumers;
+
+        public ExistingMetadataImporter(IExtraFileService<MetadataFile> metadataFileService,
+                                        IEnumerable<IMetadata> consumers,
+                                        IParsingService parsingService,
+                                        Logger logger)
+        : base(metadataFileService)
+        {
+            _metadataFileService = metadataFileService;
+            _parsingService = parsingService;
+            _logger = logger;
+            _consumers = consumers.ToList();
+        }
+
+        public override int Order
+        {
+            get
+            {
+                return 0;
+            }
+        }
+
+        public override IEnumerable<ExtraFile> ProcessFiles(Series series, List<string> filesOnDisk, List<string> importedFiles)
+        {
+            _logger.Debug("Looking for existing metadata in {0}", series.Path);
+
+            var metadataFiles = new List<MetadataFile>();
+            var filteredFiles = FilterAndClean(series, filesOnDisk, importedFiles);
+
+            foreach (var possibleMetadataFile in filteredFiles)
+            {
+                foreach (var consumer in _consumers)
+                {
+                    var metadata = consumer.FindMetadataFile(series, possibleMetadataFile);
+
+                    if (metadata == null)
+                    {
+                        continue;
+                    }
+
+                    if (metadata.Type == MetadataType.EpisodeImage ||
+                        metadata.Type == MetadataType.EpisodeMetadata)
+                    {
+                        var localEpisode = _parsingService.GetLocalEpisode(possibleMetadataFile, series);
+
+                        if (localEpisode == null)
+                        {
+                            _logger.Debug("Unable to parse extra file: {0}", possibleMetadataFile);
+                            continue;
+                        }
+
+                        if (localEpisode.Episodes.Empty())
+                        {
+                            _logger.Debug("Cannot find related episodes for: {0}", possibleMetadataFile);
+                            continue;
+                        }
+
+                        if (localEpisode.Episodes.DistinctBy(e => e.EpisodeFileId).Count() > 1)
+                        {
+                            _logger.Debug("Extra file: {0} does not match existing files.", possibleMetadataFile);
+                            continue;
+                        }
+
+                        metadata.SeasonNumber = localEpisode.SeasonNumber;
+                        metadata.EpisodeFileId = localEpisode.Episodes.First().EpisodeFileId;
+                        metadata.Extension = Path.GetExtension(possibleMetadataFile);
+                    }
+
+                    metadataFiles.Add(metadata);
+                }
+            }
+
+            _logger.Info("Found {0} existing metadata files", metadataFiles.Count);
+            _metadataFileService.Upsert(metadataFiles);
+
+            return metadataFiles;
+        }
+    }
+}

src/NzbDrone.Core/Extras/MetaData/Files/CleanMetadataFileService.cs

@@ -3,20 +3,20 @@ using NLog;
 using NzbDrone.Common.Disk;
 using NzbDrone.Core.Tv;
 
-namespace NzbDrone.Core.Metadata.Files
+namespace NzbDrone.Core.Extras.Metadata.Files
 {
     public interface ICleanMetadataService
     {
         void Clean(Series series);
     }
 
-    public class CleanMetadataService : ICleanMetadataService
+    public class CleanExtraFileService : ICleanMetadataService
     {
         private readonly IMetadataFileService _metadataFileService;
         private readonly IDiskProvider _diskProvider;
         private readonly Logger _logger;
 
-        public CleanMetadataService(IMetadataFileService metadataFileService,
+        public CleanExtraFileService(IMetadataFileService metadataFileService,
                                     IDiskProvider diskProvider,
                                     Logger logger)
         {

src/NzbDrone.Core/Extras/MetaData/Files/ImageFileResult.cs

@@ -1,6 +1,4 @@
-using System;
+namespace NzbDrone.Core.Extras.Metadata.Files
-
-namespace NzbDrone.Core.Metadata.Files
 {
     public class ImageFileResult
     {

src/NzbDrone.Core/Extras/MetaData/Files/MetadataFile.cs

@@ -0,0 +1,11 @@
+using NzbDrone.Core.Extras.Files;
+
+namespace NzbDrone.Core.Extras.Metadata.Files
+{
+    public class MetadataFile : ExtraFile
+    {
+        public string Hash { get; set; }
+        public string Consumer { get; set; }
+        public MetadataType Type { get; set; }
+    }
+}

src/NzbDrone.Core/Extras/MetaData/Files/MetadataFileRepository.cs

@@ -0,0 +1,18 @@
+using NzbDrone.Core.Datastore;
+using NzbDrone.Core.Extras.Files;
+using NzbDrone.Core.Messaging.Events;
+
+namespace NzbDrone.Core.Extras.Metadata.Files
+{
+    public interface IMetadataFileRepository : IExtraFileRepository<MetadataFile>
+    {
+    }
+
+    public class MetadataFileRepository : ExtraFileRepository<MetadataFile>, IMetadataFileRepository
+    {
+        public MetadataFileRepository(IMainDatabase database, IEventAggregator eventAggregator)
+            : base(database, eventAggregator)
+        {
+        }
+    }
+}

src/NzbDrone.Core/Extras/MetaData/Files/MetadataFileResult.cs

@@ -1,6 +1,4 @@
-using System;
+namespace NzbDrone.Core.Extras.Metadata.Files
-
-namespace NzbDrone.Core.Metadata.Files
 {
     public class MetadataFileResult
     {

src/NzbDrone.Core/Extras/MetaData/Files/MetadataFileService.cs

@@ -0,0 +1,19 @@
+using NLog;
+using NzbDrone.Common.Disk;
+using NzbDrone.Core.Extras.Files;
+using NzbDrone.Core.Tv;
+
+namespace NzbDrone.Core.Extras.Metadata.Files
+{
+    public interface IMetadataFileService : IExtraFileService<MetadataFile>
+    {
+    }
+
+    public class MetadataFileService : ExtraFileService<MetadataFile>, IMetadataFileService
+    {
+        public MetadataFileService(IExtraFileRepository<MetadataFile> repository, ISeriesService seriesService, IDiskProvider diskProvider, Logger logger)
+            : base(repository, seriesService, diskProvider, logger)
+        {
+        }
+    }
+}

src/NzbDrone.Core/Extras/MetaData/IMetadata.cs

@@ -1,21 +1,19 @@
 using System.Collections.Generic;
+using NzbDrone.Core.Extras.Metadata.Files;
 using NzbDrone.Core.MediaFiles;
-using NzbDrone.Core.Metadata.Files;
 using NzbDrone.Core.ThingiProvider;
 using NzbDrone.Core.Tv;
 
-namespace NzbDrone.Core.Metadata
+namespace NzbDrone.Core.Extras.Metadata
 {
     public interface IMetadata : IProvider
     {
-        List<MetadataFile> AfterRename(Series series, List<MetadataFile> existingMetadataFiles, List<EpisodeFile> episodeFiles);
+        string GetFilenameAfterMove(Series series, EpisodeFile episodeFile, MetadataFile metadataFile);
         MetadataFile FindMetadataFile(Series series, string path);
-
         MetadataFileResult SeriesMetadata(Series series);
         MetadataFileResult EpisodeMetadata(Series series, EpisodeFile episodeFile);
         List<ImageFileResult> SeriesImages(Series series);
         List<ImageFileResult> SeasonImages(Series series, Season season);
         List<ImageFileResult> EpisodeImages(Series series, EpisodeFile episodeFile);
-
     }
 }

src/NzbDrone.Core/Extras/MetaData/MetadataBase.cs

@@ -1,12 +1,14 @@
 using System;
 using System.Collections.Generic;
+using System.IO;
 using FluentValidation.Results;
+using NzbDrone.Core.Extras.Files;
+using NzbDrone.Core.Extras.Metadata.Files;
 using NzbDrone.Core.MediaFiles;
-using NzbDrone.Core.Metadata.Files;
 using NzbDrone.Core.ThingiProvider;
 using NzbDrone.Core.Tv;
 
-namespace NzbDrone.Core.Metadata
+namespace NzbDrone.Core.Extras.Metadata
 {
     public abstract class MetadataBase<TSettings> : IMetadata where TSettings : IProviderConfig, new()
     {
@@ -43,7 +45,15 @@ namespace NzbDrone.Core.Metadata
             return new ValidationResult();
         }
 
-        public abstract List<MetadataFile> AfterRename(Series series, List<MetadataFile> existingMetadataFiles, List<EpisodeFile> episodeFiles);
+        public virtual string GetFilenameAfterMove(Series series, EpisodeFile episodeFile, MetadataFile metadataFile)
+        {
+            var existingFilename = Path.Combine(series.Path, metadataFile.RelativePath);
+            var extension = Path.GetExtension(existingFilename).TrimStart('.');
+            var newFileName = Path.ChangeExtension(Path.Combine(series.Path, episodeFile.RelativePath), extension);
+
+            return newFileName;
+        }
+
         public abstract MetadataFile FindMetadataFile(Series series, string path);
 
         public abstract MetadataFileResult SeriesMetadata(Series series);

src/NzbDrone.Core/Extras/MetaData/MetadataDefinition.cs

@@ -1,6 +1,6 @@
 using NzbDrone.Core.ThingiProvider;
 
-namespace NzbDrone.Core.Metadata
+namespace NzbDrone.Core.Extras.Metadata
 {
     public class MetadataDefinition : ProviderDefinition
     {

src/NzbDrone.Core/Extras/MetaData/MetadataFactory.cs

@@ -6,7 +6,7 @@ using NzbDrone.Common.Composition;
 using NzbDrone.Core.Messaging.Events;
 using NzbDrone.Core.ThingiProvider;
 
-namespace NzbDrone.Core.Metadata
+namespace NzbDrone.Core.Extras.Metadata
 {
     public interface IMetadataFactory : IProviderFactory<IMetadata, MetadataDefinition>
     {

src/NzbDrone.Core/Extras/MetaData/MetadataRepository.cs

@@ -2,12 +2,10 @@
 using NzbDrone.Core.Messaging.Events;
 using NzbDrone.Core.ThingiProvider;
 
-
+namespace NzbDrone.Core.Extras.Metadata
-namespace NzbDrone.Core.Metadata
 {
     public interface IMetadataRepository : IProviderRepository<MetadataDefinition>
     {
-
     }
 
     public class MetadataRepository : ProviderRepository<MetadataDefinition>, IMetadataRepository

src/NzbDrone.Core/Extras/MetaData/MetadataService.cs

@@ -7,159 +7,179 @@ using NLog;
 using NzbDrone.Common.Disk;
 using NzbDrone.Common.Extensions;
 using NzbDrone.Common.Http;
-using NzbDrone.Core.Datastore;
+using NzbDrone.Core.Configuration;
-using NzbDrone.Core.MediaCover;
+using NzbDrone.Core.Extras.Files;
+using NzbDrone.Core.Extras.Metadata.Files;
 using NzbDrone.Core.MediaFiles;
-using NzbDrone.Core.MediaFiles.Events;
-using NzbDrone.Core.Messaging.Events;
-using NzbDrone.Core.Metadata.Files;
 using NzbDrone.Core.Tv;
 
-namespace NzbDrone.Core.Metadata
+namespace NzbDrone.Core.Extras.Metadata
 {
-    public class MetadataService : IHandle<MediaCoversUpdatedEvent>,
+    public class MetadataService : ExtraFileManager<MetadataFile>
-                                   IHandle<EpisodeImportedEvent>,
-                                   IHandle<EpisodeFolderCreatedEvent>,
-                                   IHandle<SeriesRenamedEvent>
     {
         private readonly IMetadataFactory _metadataFactory;
-        private readonly IMetadataFileService _metadataFileService;
         private readonly ICleanMetadataService _cleanMetadataService;
-        private readonly IMediaFileService _mediaFileService;
-        private readonly IEpisodeService _episodeService;
         private readonly IDiskTransferService _diskTransferService;
         private readonly IDiskProvider _diskProvider;
         private readonly IHttpClient _httpClient;
         private readonly IMediaFileAttributeService _mediaFileAttributeService;
-        private readonly IEventAggregator _eventAggregator;
+        private readonly IMetadataFileService _metadataFileService;
         private readonly Logger _logger;
 
-        public MetadataService(IMetadataFactory metadataFactory,
+        public MetadataService(IConfigService configService,
-                               IMetadataFileService metadataFileService,
-                               ICleanMetadataService cleanMetadataService,
-                               IMediaFileService mediaFileService,
-                               IEpisodeService episodeService,
                                IDiskTransferService diskTransferService,
+                               IMetadataFactory metadataFactory,
+                               ICleanMetadataService cleanMetadataService,
                                IDiskProvider diskProvider,
                                IHttpClient httpClient,
                                IMediaFileAttributeService mediaFileAttributeService,
-                               IEventAggregator eventAggregator,
+                               IMetadataFileService metadataFileService,
                                Logger logger)
+            : base(configService, diskTransferService, metadataFileService)
         {
             _metadataFactory = metadataFactory;
-            _metadataFileService = metadataFileService;
             _cleanMetadataService = cleanMetadataService;
-            _mediaFileService = mediaFileService;
-            _episodeService = episodeService;
             _diskTransferService = diskTransferService;
             _diskProvider = diskProvider;
             _httpClient = httpClient;
             _mediaFileAttributeService = mediaFileAttributeService;
-            _eventAggregator = eventAggregator;
+            _metadataFileService = metadataFileService;
             _logger = logger;
         }
 
-        public void Handle(MediaCoversUpdatedEvent message)
+        public override int Order
         {
-            _cleanMetadataService.Clean(message.Series);
+            get
+            {
+                return 0;
+            }
+        }
 
-            if (!_diskProvider.FolderExists(message.Series.Path))
+        public override IEnumerable<ExtraFile> CreateAfterSeriesScan(Series series, List<EpisodeFile> episodeFiles)
+        {
+            var metadataFiles = _metadataFileService.GetFilesBySeries(series.Id);
+            _cleanMetadataService.Clean(series);
+
+            if (!_diskProvider.FolderExists(series.Path))
             {
                 _logger.Info("Series folder does not exist, skipping metadata creation");
-                return;
+                return Enumerable.Empty<MetadataFile>();
             }
 
-            var seriesMetadataFiles = _metadataFileService.GetFilesBySeries(message.Series.Id);
+            var files = new List<MetadataFile>();
-            var episodeFiles = GetEpisodeFiles(message.Series.Id);
 
             foreach (var consumer in _metadataFactory.Enabled())
             {
-                var consumerFiles = GetMetadataFilesForConsumer(consumer, seriesMetadataFiles);
+                var consumerFiles = GetMetadataFilesForConsumer(consumer, metadataFiles);
-                var files = new List<MetadataFile>();
 
-                files.AddIfNotNull(ProcessSeriesMetadata(consumer, message.Series, consumerFiles));
+                files.AddIfNotNull(ProcessSeriesMetadata(consumer, series, consumerFiles));
-                files.AddRange(ProcessSeriesImages(consumer, message.Series, consumerFiles));
+                files.AddRange(ProcessSeriesImages(consumer, series, consumerFiles));
-                files.AddRange(ProcessSeasonImages(consumer, message.Series, consumerFiles));
+                files.AddRange(ProcessSeasonImages(consumer, series, consumerFiles));
 
                 foreach (var episodeFile in episodeFiles)
                 {
-                    files.AddIfNotNull(ProcessEpisodeMetadata(consumer, message.Series, episodeFile, consumerFiles));
+                    files.AddIfNotNull(ProcessEpisodeMetadata(consumer, series, episodeFile, consumerFiles));
-                    files.AddRange(ProcessEpisodeImages(consumer, message.Series, episodeFile, consumerFiles));
+                    files.AddRange(ProcessEpisodeImages(consumer, series, episodeFile, consumerFiles));
-                }
-
-                _eventAggregator.PublishEvent(new MetadataFilesUpdated(files));
                 }
             }
 
-        public void Handle(EpisodeImportedEvent message)
+            _metadataFileService.Upsert(files);
-        {
+
-            foreach (var consumer in _metadataFactory.Enabled())
+            return files;
+        }
+
+        public override IEnumerable<ExtraFile> CreateAfterEpisodeImport(Series series, EpisodeFile episodeFile)
         {
             var files = new List<MetadataFile>();
 
-                files.AddIfNotNull(ProcessEpisodeMetadata(consumer, message.EpisodeInfo.Series, message.ImportedEpisode, new List<MetadataFile>()));
-                files.AddRange(ProcessEpisodeImages(consumer, message.EpisodeInfo.Series, message.ImportedEpisode, new List<MetadataFile>()));
-
-                _eventAggregator.PublishEvent(new MetadataFilesUpdated(files));
-            }
-        }
-
-        public void Handle(EpisodeFolderCreatedEvent message)
-        {
-            if (message.SeriesFolder.IsNullOrWhiteSpace() && message.SeasonFolder.IsNullOrWhiteSpace())
-            {
-                return;
-            }
-
-            var seriesMetadataFiles = _metadataFileService.GetFilesBySeries(message.Series.Id);
-
             foreach (var consumer in _metadataFactory.Enabled())
             {
+
+                files.AddIfNotNull(ProcessEpisodeMetadata(consumer, series, episodeFile, new List<MetadataFile>()));
+                files.AddRange(ProcessEpisodeImages(consumer, series, episodeFile, new List<MetadataFile>()));
+            }
+
+            _metadataFileService.Upsert(files);
+
+            return files;
+        }
+
+        public override IEnumerable<ExtraFile> CreateAfterEpisodeImport(Series series, string seriesFolder, string seasonFolder)
+        {
+            var metadataFiles = _metadataFileService.GetFilesBySeries(series.Id);
+
+            if (seriesFolder.IsNullOrWhiteSpace() && seasonFolder.IsNullOrWhiteSpace())
+            {
+                return new List<MetadataFile>();
+            }
+
             var files = new List<MetadataFile>();
-                var consumerFiles = GetMetadataFilesForConsumer(consumer, seriesMetadataFiles);
-
-                if (message.SeriesFolder.IsNotNullOrWhiteSpace())
-                {
-                    files.AddIfNotNull(ProcessSeriesMetadata(consumer, message.Series, consumerFiles));
-                    files.AddRange(ProcessSeriesImages(consumer, message.Series, consumerFiles));
-                }
-
-                if (message.SeasonFolder.IsNotNullOrWhiteSpace())
-                {
-                    files.AddRange(ProcessSeasonImages(consumer, message.Series, consumerFiles));
-                }
-
-                _eventAggregator.PublishEvent(new MetadataFilesUpdated(files));
-            }
-        }
-
-        public void Handle(SeriesRenamedEvent message)
-        {
-            var seriesMetadata = _metadataFileService.GetFilesBySeries(message.Series.Id);
-            var episodeFiles = GetEpisodeFiles(message.Series.Id);
 
             foreach (var consumer in _metadataFactory.Enabled())
             {
-                var updatedMetadataFiles = consumer.AfterRename(message.Series,
+                var consumerFiles = GetMetadataFilesForConsumer(consumer, metadataFiles);
-                                                                GetMetadataFilesForConsumer(consumer, seriesMetadata),
-                                                                episodeFiles);
 
-                _eventAggregator.PublishEvent(new MetadataFilesUpdated(updatedMetadataFiles));
+                if (seriesFolder.IsNotNullOrWhiteSpace())
-            }
-        }
-
-        private List<EpisodeFile> GetEpisodeFiles(int seriesId)
                 {
-            var episodeFiles = _mediaFileService.GetFilesBySeries(seriesId);
+                    files.AddIfNotNull(ProcessSeriesMetadata(consumer, series, consumerFiles));
-            var episodes = _episodeService.GetEpisodeBySeries(seriesId);
+                    files.AddRange(ProcessSeriesImages(consumer, series, consumerFiles));
+                }
 
+                if (seasonFolder.IsNotNullOrWhiteSpace())
+                {
+                    files.AddRange(ProcessSeasonImages(consumer, series, consumerFiles));
+                }
+            }
+
+            _metadataFileService.Upsert(files);
+
+            return files;
+        }
+
+        public override IEnumerable<ExtraFile> MoveFilesAfterRename(Series series, List<EpisodeFile> episodeFiles)
+        {
+            var metadataFiles = _metadataFileService.GetFilesBySeries(series.Id);
+            var movedFiles = new List<MetadataFile>();
+
+            // TODO: Move EpisodeImage and EpisodeMetadata metadata files, instead of relying on consumers to do it
+            // (Xbmc's EpisodeImage is more than just the extension)
+
+            foreach (var consumer in _metadataFactory.GetAvailableProviders())
+            {
                 foreach (var episodeFile in episodeFiles)
                 {
-                var localEpisodeFile = episodeFile;
+                    var metadataFilesForConsumer = GetMetadataFilesForConsumer(consumer, metadataFiles).Where(m => m.EpisodeFileId == episodeFile.Id).ToList();
-                episodeFile.Episodes = new LazyList<Episode>(episodes.Where(e => e.EpisodeFileId == localEpisodeFile.Id));
+
+                    foreach (var metadataFile in metadataFilesForConsumer)
+                    {
+                        var newFileName = consumer.GetFilenameAfterMove(series, episodeFile, metadataFile);
+                        var existingFileName = Path.Combine(series.Path, metadataFile.RelativePath);
+
+                        if (newFileName.PathNotEquals(existingFileName))
+                        {
+                            try
+                            {
+                                _diskProvider.MoveFile(existingFileName, newFileName);
+                                metadataFile.RelativePath = series.Path.GetRelativePath(newFileName);
+                                movedFiles.Add(metadataFile);
+                            }
+                            catch (Exception ex)
+                            {
+                                _logger.Warn(ex, "Unable to move metadata file: {0}", existingFileName);
+                            }
+                        }
+                    }
+                }
             }
 
-            return episodeFiles;
+            _metadataFileService.Upsert(movedFiles);
+
+            return movedFiles;
+        }
+
+        public override ExtraFile Import(Series series, EpisodeFile episodeFile, string path, string extension, bool readOnly)
+        {
+            return null;
         }
 
         private List<MetadataFile> GetMetadataFilesForConsumer(IMetadata consumer, List<MetadataFile> seriesMetadata)
@@ -226,7 +246,7 @@ namespace NzbDrone.Core.Metadata
             if (existingMetadata != null)
             {
                 var existingFullPath = Path.Combine(series.Path, existingMetadata.RelativePath);
-                if (!fullPath.PathEquals(existingFullPath))
+                if (fullPath.PathNotEquals(existingFullPath))
                 {
                     _diskTransferService.TransferFile(existingFullPath, fullPath, TransferMode.Move);
                     existingMetadata.RelativePath = episodeMetadata.RelativePath;
@@ -239,6 +259,7 @@ namespace NzbDrone.Core.Metadata
                            new MetadataFile
                            {
                                SeriesId = series.Id,
+                               SeasonNumber = episodeFile.SeasonNumber,
                                EpisodeFileId = episodeFile.Id,
                                Consumer = consumer.GetType().Name,
                                Type = MetadataType.EpisodeMetadata,
@@ -347,7 +368,7 @@ namespace NzbDrone.Core.Metadata
                 if (existingMetadata != null)
                 {
                     var existingFullPath = Path.Combine(series.Path, existingMetadata.RelativePath);
-                    if (!fullPath.PathEquals(existingFullPath))
+                    if (fullPath.PathNotEquals(existingFullPath))
                     {
                         _diskTransferService.TransferFile(existingFullPath, fullPath, TransferMode.Move);
                         existingMetadata.RelativePath = image.RelativePath;
@@ -360,6 +381,7 @@ namespace NzbDrone.Core.Metadata
                                new MetadataFile
                                {
                                    SeriesId = series.Id,
+                                   SeasonNumber = episodeFile.SeasonNumber,
                                    EpisodeFileId = episodeFile.Id,
                                    Consumer = consumer.GetType().Name,
                                    Type = MetadataType.EpisodeImage,

src/NzbDrone.Core/Extras/MetaData/MetadataType.cs

@@ -1,4 +1,4 @@
-namespace NzbDrone.Core.Metadata
+namespace NzbDrone.Core.Extras.Metadata
 {
     public enum MetadataType
     {

src/NzbDrone.Core/Extras/Others/ExistingOtherExtraImporter.cs

@@ -0,0 +1,83 @@
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using NLog;
+using NzbDrone.Common.Extensions;
+using NzbDrone.Core.Extras.Files;
+using NzbDrone.Core.Parser;
+using NzbDrone.Core.Tv;
+
+namespace NzbDrone.Core.Extras.Others
+{
+    public class ExistingOtherExtraImporter : ImportExistingExtraFilesBase<OtherExtraFile>
+    {
+        private readonly IExtraFileService<OtherExtraFile> _otherExtraFileService;
+        private readonly IParsingService _parsingService;
+        private readonly Logger _logger;
+
+        public ExistingOtherExtraImporter(IExtraFileService<OtherExtraFile> otherExtraFileService,
+                                          IParsingService parsingService,
+                                          Logger logger)
+            : base(otherExtraFileService)
+        {
+            _otherExtraFileService = otherExtraFileService;
+            _parsingService = parsingService;
+            _logger = logger;
+        }
+
+        public override int Order
+        {
+            get
+            {
+                return 2;
+            }
+        }
+
+        public override IEnumerable<ExtraFile> ProcessFiles(Series series, List<string> filesOnDisk, List<string> importedFiles)
+        {
+            _logger.Debug("Looking for existing extra files in {0}", series.Path);
+
+            var extraFiles = new List<OtherExtraFile>();
+            var filteredFiles = FilterAndClean(series, filesOnDisk, importedFiles);
+
+            foreach (var possibleExtraFile in filteredFiles)
+            {
+                var localEpisode = _parsingService.GetLocalEpisode(possibleExtraFile, series);
+
+                if (localEpisode == null)
+                {
+                    _logger.Debug("Unable to parse extra file: {0}", possibleExtraFile);
+                    continue;
+                }
+
+                if (localEpisode.Episodes.Empty())
+                {
+                    _logger.Debug("Cannot find related episodes for: {0}", possibleExtraFile);
+                    continue;
+                }
+
+                if (localEpisode.Episodes.DistinctBy(e => e.EpisodeFileId).Count() > 1)
+                {
+                    _logger.Debug("Extra file: {0} does not match existing files.", possibleExtraFile);
+                    continue;
+                }
+
+                var extraFile = new OtherExtraFile
+                {
+                    SeriesId = series.Id,
+                    SeasonNumber = localEpisode.SeasonNumber,
+                    EpisodeFileId = localEpisode.Episodes.First().EpisodeFileId,
+                    RelativePath = series.Path.GetRelativePath(possibleExtraFile),
+                    Extension = Path.GetExtension(possibleExtraFile)
+                };
+
+                extraFiles.Add(extraFile);
+            }
+
+            _logger.Info("Found {0} existing other extra files", extraFiles.Count);
+            _otherExtraFileService.Upsert(extraFiles);
+
+            return extraFiles;
+        }
+    }
+}

src/NzbDrone.Core/Extras/Others/OtherExtraFile.cs

@@ -0,0 +1,8 @@
+using NzbDrone.Core.Extras.Files;
+
+namespace NzbDrone.Core.Extras.Others
+{
+    public class OtherExtraFile : ExtraFile
+    {
+    }
+}

src/NzbDrone.Core/Extras/Others/OtherExtraFileRepository.cs

@@ -0,0 +1,18 @@
+using NzbDrone.Core.Datastore;
+using NzbDrone.Core.Extras.Files;
+using NzbDrone.Core.Messaging.Events;
+
+namespace NzbDrone.Core.Extras.Others
+{
+    public interface IOtherExtraFileRepository : IExtraFileRepository<OtherExtraFile>
+    {
+    }
+
+    public class OtherExtraFileRepository : ExtraFileRepository<OtherExtraFile>, IOtherExtraFileRepository
+    {
+        public OtherExtraFileRepository(IMainDatabase database, IEventAggregator eventAggregator)
+            : base(database, eventAggregator)
+        {
+        }
+    }
+}

src/NzbDrone.Core/Extras/Others/OtherExtraFileService.cs

@@ -0,0 +1,19 @@
+using NLog;
+using NzbDrone.Common.Disk;
+using NzbDrone.Core.Extras.Files;
+using NzbDrone.Core.Tv;
+
+namespace NzbDrone.Core.Extras.Others
+{
+    public interface IOtherExtraFileService : IExtraFileService<OtherExtraFile>
+    {
+    }
+
+    public class OtherExtraFileService : ExtraFileService<OtherExtraFile>, IOtherExtraFileService
+    {
+        public OtherExtraFileService(IExtraFileRepository<OtherExtraFile> repository, ISeriesService seriesService, IDiskProvider diskProvider, Logger logger)
+            : base(repository, seriesService, diskProvider, logger)
+        {
+        }
+    }
+}

src/NzbDrone.Core/Extras/Others/OtherExtraService.cs

@@ -0,0 +1,112 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using NLog;
+using NzbDrone.Common.Disk;
+using NzbDrone.Common.Extensions;
+using NzbDrone.Core.Configuration;
+using NzbDrone.Core.Extras.Files;
+using NzbDrone.Core.MediaFiles;
+using NzbDrone.Core.Tv;
+
+namespace NzbDrone.Core.Extras.Others
+{
+    public class OtherExtraService : ExtraFileManager<OtherExtraFile>
+    {
+        private readonly IOtherExtraFileService _otherExtraFileService;
+        private readonly IDiskProvider _diskProvider;
+        private readonly Logger _logger;
+
+        public OtherExtraService(IConfigService configService,
+                                 IDiskTransferService diskTransferService,
+                                 IOtherExtraFileService otherExtraFileService,
+                                 IDiskProvider diskProvider,
+                                 Logger logger)
+            : base(configService, diskTransferService, otherExtraFileService)
+        {
+            _otherExtraFileService = otherExtraFileService;
+            _diskProvider = diskProvider;
+            _logger = logger;
+        }
+
+        public override int Order
+        {
+            get
+            {
+                return 2;
+            }
+        }
+
+        public override IEnumerable<ExtraFile> CreateAfterSeriesScan(Series series, List<EpisodeFile> episodeFiles)
+        {
+            return Enumerable.Empty<ExtraFile>();
+        }
+
+        public override IEnumerable<ExtraFile> CreateAfterEpisodeImport(Series series, EpisodeFile episodeFile)
+        {
+            return Enumerable.Empty<ExtraFile>();
+        }
+
+        public override IEnumerable<ExtraFile> CreateAfterEpisodeImport(Series series, string seriesFolder, string seasonFolder)
+        {
+            return Enumerable.Empty<ExtraFile>();
+        }
+
+        public override IEnumerable<ExtraFile> MoveFilesAfterRename(Series series, List<EpisodeFile> episodeFiles)
+        {
+            // TODO: Remove
+            // We don't want to move files after rename yet.
+
+            return Enumerable.Empty<ExtraFile>();
+
+            var extraFiles = _otherExtraFileService.GetFilesBySeries(series.Id);
+            var movedFiles = new List<OtherExtraFile>();
+
+            foreach (var episodeFile in episodeFiles)
+            {
+                var extraFilesForEpisodeFile = extraFiles.Where(m => m.EpisodeFileId == episodeFile.Id).ToList();
+
+                foreach (var extraFile in extraFilesForEpisodeFile)
+                {
+                    var existingFileName = Path.Combine(series.Path, extraFile.RelativePath);
+                    var extension = Path.GetExtension(existingFileName).TrimStart('.');
+                    var newFileName = Path.ChangeExtension(Path.Combine(series.Path, episodeFile.RelativePath), extension);
+
+                    if (newFileName.PathNotEquals(existingFileName))
+                    {
+                        try
+                        {
+                            _diskProvider.MoveFile(existingFileName, newFileName);
+                            extraFile.RelativePath = series.Path.GetRelativePath(newFileName);
+                            movedFiles.Add(extraFile);
+                        }
+                        catch (Exception ex)
+                        {
+                            _logger.Warn(ex, "Unable to move extra file: {0}", existingFileName);
+                        }
+                    }
+                }
+            }
+
+            _otherExtraFileService.Upsert(movedFiles);
+
+            return movedFiles;
+        }
+
+        public override ExtraFile Import(Series series, EpisodeFile episodeFile, string path, string extension, bool readOnly)
+        {
+            // If the extension is .nfo we need to change it to .nfo-orig
+            if (Path.GetExtension(path).Equals(".nfo"))
+            {
+                extension += "-orig";
+            }
+
+            var extraFile = ImportFile(series, episodeFile, path, extension, readOnly);
+
+            _otherExtraFileService.Upsert(extraFile);
+
+            return extraFile;
+        }
+    }
+}

src/NzbDrone.Core/Extras/Subtitles/ExistingSubtitleImporter.cs

@@ -0,0 +1,89 @@
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using NLog;
+using NzbDrone.Common.Extensions;
+using NzbDrone.Core.Extras.Files;
+using NzbDrone.Core.Parser;
+using NzbDrone.Core.Tv;
+
+namespace NzbDrone.Core.Extras.Subtitles
+{
+    public class ExistingSubtitleImporter : ImportExistingExtraFilesBase<SubtitleFile>
+    {
+        private readonly IExtraFileService<SubtitleFile> _subtitleFileService;
+        private readonly IParsingService _parsingService;
+        private readonly Logger _logger;
+
+        public ExistingSubtitleImporter(IExtraFileService<SubtitleFile> subtitleFileService,
+                                        IParsingService parsingService,
+                                        Logger logger)
+            : base (subtitleFileService)
+        {
+            _subtitleFileService = subtitleFileService;
+            _parsingService = parsingService;
+            _logger = logger;
+        }
+
+        public override int Order
+        {
+            get
+            {
+                return 1;
+            }
+        }
+
+        public override IEnumerable<ExtraFile> ProcessFiles(Series series, List<string> filesOnDisk, List<string> importedFiles)
+        {
+            _logger.Debug("Looking for existing subtitle files in {0}", series.Path);
+
+            var subtitleFiles = new List<SubtitleFile>();
+            var filteredFiles = FilterAndClean(series, filesOnDisk, importedFiles);
+
+            foreach (var possibleSubtitleFile in filteredFiles)
+            {
+                var extension = Path.GetExtension(possibleSubtitleFile);
+
+                if (SubtitleFileExtensions.Extensions.Contains(extension))
+                {
+                    var localEpisode = _parsingService.GetLocalEpisode(possibleSubtitleFile, series);
+
+                    if (localEpisode == null)
+                    {
+                        _logger.Debug("Unable to parse subtitle file: {0}", possibleSubtitleFile);
+                        continue;
+                    }
+
+                    if (localEpisode.Episodes.Empty())
+                    {
+                        _logger.Debug("Cannot find related episodes for: {0}", possibleSubtitleFile);
+                        continue;
+                    }
+
+                    if (localEpisode.Episodes.DistinctBy(e => e.EpisodeFileId).Count() > 1)
+                    {
+                        _logger.Debug("Subtitle file: {0} does not match existing files.", possibleSubtitleFile);
+                        continue;
+                    }
+
+                    var subtitleFile = new SubtitleFile
+                                       {
+                                           SeriesId = series.Id,
+                                           SeasonNumber = localEpisode.SeasonNumber,
+                                           EpisodeFileId = localEpisode.Episodes.First().EpisodeFileId,
+                                           RelativePath = series.Path.GetRelativePath(possibleSubtitleFile),
+                                           Language = LanguageParser.ParseSubtitleLanguage(possibleSubtitleFile),
+                                           Extension = extension
+                                       };
+
+                    subtitleFiles.Add(subtitleFile);
+                }
+            }
+
+            _logger.Info("Found {0} existing subtitle files", subtitleFiles.Count);
+            _subtitleFileService.Upsert(subtitleFiles);
+
+            return subtitleFiles;
+        }
+    }
+}

src/NzbDrone.Core/Extras/Subtitles/ImportedSubtitleFiles.cs

@@ -0,0 +1,17 @@
+using System.Collections.Generic;
+using NzbDrone.Core.Extras.Files;
+
+namespace NzbDrone.Core.Extras.Subtitles
+{
+    public class ImportedSubtitleFiles
+    {
+        public List<string> SourceFiles { get; set; }
+        public List<ExtraFile> SubtitleFiles { get; set; }
+
+        public ImportedSubtitleFiles()
+        {
+            SourceFiles = new List<string>();
+            SubtitleFiles = new List<ExtraFile>();
+        }
+    }
+}

src/NzbDrone.Core/Extras/Subtitles/SubtitleFile.cs

@@ -0,0 +1,10 @@
+using NzbDrone.Core.Extras.Files;
+using NzbDrone.Core.Parser;
+
+namespace NzbDrone.Core.Extras.Subtitles
+{
+    public class SubtitleFile : ExtraFile
+    {
+        public Language Language { get; set; }
+    }
+}

src/NzbDrone.Core/Extras/Subtitles/SubtitleFileExtensions.cs

@@ -0,0 +1,35 @@
+using System.Collections.Generic;
+
+namespace NzbDrone.Core.Extras.Subtitles
+{
+    public static class SubtitleFileExtensions
+    {
+        private static HashSet<string> _fileExtensions;
+
+        static SubtitleFileExtensions()
+        {
+            _fileExtensions = new HashSet<string>
+                              {
+                                  ".aqt",
+                                  ".ass",
+                                  ".idx",
+                                  ".jss",
+                                  ".psb",
+                                  ".rt",
+                                  ".smi",
+                                  ".srt",
+                                  ".ssa",
+                                  ".sub",
+                                  ".txt",
+                                  ".utf",
+                                  ".utf8",
+                                  ".utf-8"
+                              };
+        }
+
+        public static HashSet<string> Extensions
+        {
+            get { return _fileExtensions; }
+        }
+    }
+}

src/NzbDrone.Core/Extras/Subtitles/SubtitleFileRepository.cs

@@ -0,0 +1,18 @@
+using NzbDrone.Core.Datastore;
+using NzbDrone.Core.Extras.Files;
+using NzbDrone.Core.Messaging.Events;
+
+namespace NzbDrone.Core.Extras.Subtitles
+{
+    public interface ISubtitleFileRepository : IExtraFileRepository<SubtitleFile>
+    {
+    }
+
+    public class SubtitleFileRepository : ExtraFileRepository<SubtitleFile>, ISubtitleFileRepository
+    {
+        public SubtitleFileRepository(IMainDatabase database, IEventAggregator eventAggregator)
+            : base(database, eventAggregator)
+        {
+        }
+    }
+}

src/NzbDrone.Core/Extras/Subtitles/SubtitleFileService.cs

@@ -0,0 +1,19 @@
+using NLog;
+using NzbDrone.Common.Disk;
+using NzbDrone.Core.Extras.Files;
+using NzbDrone.Core.Tv;
+
+namespace NzbDrone.Core.Extras.Subtitles
+{
+    public interface ISubtitleFileService : IExtraFileService<SubtitleFile>
+    {
+    }
+
+    public class SubtitleFileService : ExtraFileService<SubtitleFile>, ISubtitleFileService
+    {
+        public SubtitleFileService(IExtraFileRepository<SubtitleFile> repository, ISeriesService seriesService, IDiskProvider diskProvider, Logger logger)
+            : base(repository, seriesService, diskProvider, logger)
+        {
+        }
+    }
+}

src/NzbDrone.Core/Extras/Subtitles/SubtitleService.cs

@@ -0,0 +1,152 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using NLog;
+using NzbDrone.Common.Disk;
+using NzbDrone.Common.Extensions;
+using NzbDrone.Core.Configuration;
+using NzbDrone.Core.Extras.Files;
+using NzbDrone.Core.MediaFiles;
+using NzbDrone.Core.Parser;
+using NzbDrone.Core.Tv;
+
+namespace NzbDrone.Core.Extras.Subtitles
+{
+    public class SubtitleService : ExtraFileManager<SubtitleFile>
+    {
+        private readonly ISubtitleFileService _subtitleFileService;
+        private readonly IDiskProvider _diskProvider;
+        private readonly Logger _logger;
+
+        public SubtitleService(IConfigService configService,
+                               IDiskTransferService diskTransferService,
+                               ISubtitleFileService subtitleFileService,
+                               IDiskProvider diskProvider,
+                               Logger logger)
+            : base(configService, diskTransferService, subtitleFileService)
+        {
+            _subtitleFileService = subtitleFileService;
+            _diskProvider = diskProvider;
+            _logger = logger;
+        }
+
+        public override int Order
+        {
+            get
+            {
+                return 1;
+            }
+        }
+
+        public override IEnumerable<ExtraFile> CreateAfterSeriesScan(Series series, List<EpisodeFile> episodeFiles)
+        {
+            return Enumerable.Empty<SubtitleFile>();
+        }
+
+        public override IEnumerable<ExtraFile> CreateAfterEpisodeImport(Series series, EpisodeFile episodeFile)
+        {
+            return Enumerable.Empty<SubtitleFile>();
+        }
+
+        public override IEnumerable<ExtraFile> CreateAfterEpisodeImport(Series series, string seriesFolder, string seasonFolder)
+        {
+            return Enumerable.Empty<SubtitleFile>();
+        }
+
+        public override IEnumerable<ExtraFile> MoveFilesAfterRename(Series series, List<EpisodeFile> episodeFiles)
+        {
+            // TODO: Remove
+            // We don't want to move files after rename yet.
+
+            return Enumerable.Empty<ExtraFile>();
+
+            var subtitleFiles = _subtitleFileService.GetFilesBySeries(series.Id);
+
+            var movedFiles = new List<SubtitleFile>();
+
+            foreach (var episodeFile in episodeFiles)
+            {
+                var groupedExtraFilesForEpisodeFile = subtitleFiles.Where(m => m.EpisodeFileId == episodeFile.Id)
+                                                            .GroupBy(s => s.Language + s.Extension).ToList();
+
+                foreach (var group in groupedExtraFilesForEpisodeFile)
+                {
+                    var groupCount = group.Count();
+                    var copy = 1;
+
+                    if (groupCount > 1)
+                    {
+                        _logger.Warn("Multiple subtitle files found with the same language and extension for {0}", Path.Combine(series.Path, episodeFile.RelativePath));
+                    }
+
+                    foreach (var extraFile in group)
+                    {
+                        var existingFileName = Path.Combine(series.Path, extraFile.RelativePath);
+                        var extension = GetExtension(extraFile, existingFileName, copy, groupCount > 1);
+                        var newFileName = Path.ChangeExtension(Path.Combine(series.Path, episodeFile.RelativePath), extension);
+
+                        if (newFileName.PathNotEquals(existingFileName))
+                        {
+                            try
+                            {
+                                _diskProvider.MoveFile(existingFileName, newFileName);
+                                extraFile.RelativePath = series.Path.GetRelativePath(newFileName);
+                                movedFiles.Add(extraFile);
+                            }
+                            catch (Exception ex)
+                            {
+                                _logger.Warn(ex, "Unable to move subtitle file: {0}", existingFileName);
+                            }
+                        }
+
+                        copy++;
+                    }
+                }
+            }
+
+            _subtitleFileService.Upsert(movedFiles);
+
+            return movedFiles;
+        }
+
+        public override ExtraFile Import(Series series, EpisodeFile episodeFile, string path, string extension, bool readOnly)
+        {
+            if (SubtitleFileExtensions.Extensions.Contains(Path.GetExtension(path)))
+            {
+                var subtitleFile = ImportFile(series, episodeFile, path, extension, readOnly);
+                subtitleFile.Language = LanguageParser.ParseSubtitleLanguage(path);
+
+                _subtitleFileService.Upsert(subtitleFile);
+
+                return subtitleFile;
+            }
+
+            return null;
+        }
+
+        private string GetExtension(SubtitleFile extraFile, string existingFileName, int copy, bool multipleCopies = false)
+        {
+            var fileExtension = Path.GetExtension(existingFileName);
+            var extensionBuilder = new StringBuilder();
+
+            if (multipleCopies)
+            {
+                extensionBuilder.Append(copy);
+                extensionBuilder.Append(".");
+            }
+
+            if (extraFile.Language != Language.Unknown)
+            {
+                extensionBuilder.Append(IsoLanguages.Get(extraFile.Language).TwoLetterCode);
+                extensionBuilder.Append(".");
+            }
+
+            extensionBuilder.Append(fileExtension.TrimStart('.'));
+
+            return extensionBuilder.ToString();
+        }
+    }
+}

src/NzbDrone.Core/Housekeeping/Housekeepers/DeleteBadMediaCovers.cs

@@ -4,23 +4,27 @@ using System.Linq;
 using NLog;
 using NzbDrone.Common.Disk;
 using NzbDrone.Core.Configuration;
-using NzbDrone.Core.Metadata.Files;
+using NzbDrone.Core.Extras.Metadata.Files;
 using NzbDrone.Core.Tv;
 
 namespace NzbDrone.Core.Housekeeping.Housekeepers
 {
     public class DeleteBadMediaCovers : IHousekeepingTask
     {
+        private readonly IMetadataFileService _metaFileService;
         private readonly ISeriesService _seriesService;
-        private readonly IMetadataFileService _metadataFileService;
         private readonly IDiskProvider _diskProvider;
         private readonly IConfigService _configService;
         private readonly Logger _logger;
 
-        public DeleteBadMediaCovers(ISeriesService seriesService, IMetadataFileService metadataFileService, IDiskProvider diskProvider, IConfigService configService, Logger logger)
+        public DeleteBadMediaCovers(IMetadataFileService metaFileService,
+                                    ISeriesService seriesService,
+                                    IDiskProvider diskProvider,
+                                    IConfigService configService,
+                                    Logger logger)
         {
+            _metaFileService = metaFileService;
             _seriesService = seriesService;
-            _metadataFileService = metadataFileService;
             _diskProvider = diskProvider;
             _configService = configService;
             _logger = logger;
@@ -34,7 +38,7 @@ namespace NzbDrone.Core.Housekeeping.Housekeepers
 
             foreach (var show in series)
             {
-                var images = _metadataFileService.GetFilesBySeries(show.Id)
+                var images = _metaFileService.GetFilesBySeries(show.Id)
                     .Where(c => c.LastUpdated > new DateTime(2014, 12, 27) && c.RelativePath.EndsWith(".jpg", StringComparison.InvariantCultureIgnoreCase));
 
                 foreach (var image in images)
@@ -61,7 +65,7 @@ namespace NzbDrone.Core.Housekeeping.Housekeepers
 
         private void DeleteMetadata(int id, string path)
         {
-            _metadataFileService.Delete(id);
+            _metaFileService.Delete(id);
             _diskProvider.DeleteFile(path);
         }
 

src/NzbDrone.Core/MediaFiles/EpisodeImport/ImportApprovedEpisodes.cs

@@ -11,6 +11,7 @@ using NzbDrone.Core.Parser;
 using NzbDrone.Core.Parser.Model;
 using NzbDrone.Core.Qualities;
 using NzbDrone.Core.Download;
+using NzbDrone.Core.Extras;
 
 
 namespace NzbDrone.Core.MediaFiles.EpisodeImport
@@ -24,18 +25,21 @@ namespace NzbDrone.Core.MediaFiles.EpisodeImport
     {
         private readonly IUpgradeMediaFiles _episodeFileUpgrader;
         private readonly IMediaFileService _mediaFileService;
+        private readonly IExtraService _extraService;
         private readonly IDiskProvider _diskProvider;
         private readonly IEventAggregator _eventAggregator;
         private readonly Logger _logger;
 
         public ImportApprovedEpisodes(IUpgradeMediaFiles episodeFileUpgrader,
                                       IMediaFileService mediaFileService,
+                                      IExtraService extraService,
                                       IDiskProvider diskProvider,
                                       IEventAggregator eventAggregator,
                                       Logger logger)
         {
             _episodeFileUpgrader = episodeFileUpgrader;
             _mediaFileService = mediaFileService;
+            _extraService = extraService;
             _diskProvider = diskProvider;
             _eventAggregator = eventAggregator;
             _logger = logger;
@@ -98,9 +102,14 @@ namespace NzbDrone.Core.MediaFiles.EpisodeImport
                     _mediaFileService.Add(episodeFile);
                     importResults.Add(new ImportResult(importDecision));
 
+                    if (newDownload)
+                    {
+                        _extraService.ImportExtraFiles(localEpisode, episodeFile, downloadClientItem != null && downloadClientItem.IsReadOnly);
+                    }
+
                     if (downloadClientItem != null)
                     {
-                        _eventAggregator.PublishEvent(new EpisodeImportedEvent(localEpisode, episodeFile, newDownload, downloadClientItem.DownloadClient, downloadClientItem.DownloadId));
+                        _eventAggregator.PublishEvent(new EpisodeImportedEvent(localEpisode, episodeFile, newDownload, downloadClientItem.DownloadClient, downloadClientItem.DownloadId, downloadClientItem.IsReadOnly));
                     }
                     else
                     {

src/NzbDrone.Core/MediaFiles/Events/EpisodeImportedEvent.cs

@@ -1,5 +1,4 @@
-using System;
+using NzbDrone.Common.Messaging;
-using NzbDrone.Common.Messaging;
 using NzbDrone.Core.Parser.Model;
 
 namespace NzbDrone.Core.MediaFiles.Events
@@ -11,6 +10,7 @@ namespace NzbDrone.Core.MediaFiles.Events
         public bool NewDownload { get; private set; }
         public string DownloadClient { get; private set; }
         public string DownloadId { get; private set; }
+        public bool IsReadOnly { get; set; }
 
         public EpisodeImportedEvent(LocalEpisode episodeInfo, EpisodeFile importedEpisode, bool newDownload)
         {
@@ -19,13 +19,14 @@ namespace NzbDrone.Core.MediaFiles.Events
             NewDownload = newDownload;
         }
 
-        public EpisodeImportedEvent(LocalEpisode episodeInfo, EpisodeFile importedEpisode, bool newDownload, string downloadClient, string downloadId)
+        public EpisodeImportedEvent(LocalEpisode episodeInfo, EpisodeFile importedEpisode, bool newDownload, string downloadClient, string downloadId, bool isReadOnly)
         {
             EpisodeInfo = episodeInfo;
             ImportedEpisode = importedEpisode;
             NewDownload = newDownload;
             DownloadClient = downloadClient;
             DownloadId = downloadId;
+            IsReadOnly = isReadOnly;
         }
     }
 }

src/NzbDrone.Core/Metadata/ExistingMetadataService.cs

@@ -1,92 +0,0 @@
-using System.Collections.Generic;
-using System.IO;
-using System.Linq;
-using NLog;
-using NzbDrone.Common.Disk;
-using NzbDrone.Common.Extensions;
-using NzbDrone.Core.MediaFiles;
-using NzbDrone.Core.MediaFiles.Events;
-using NzbDrone.Core.Messaging.Events;
-using NzbDrone.Core.Metadata.Files;
-using NzbDrone.Core.Parser;
-
-namespace NzbDrone.Core.Metadata
-{
-    public class ExistingMetadataService : IHandle<SeriesScannedEvent>
-    {
-        private readonly IDiskProvider _diskProvider;
-        private readonly IMetadataFileService _metadataFileService;
-        private readonly IParsingService _parsingService;
-        private readonly Logger _logger;
-        private readonly List<IMetadata> _consumers;
-
-        public ExistingMetadataService(IDiskProvider diskProvider,
-                                       IEnumerable<IMetadata> consumers,
-                                       IMetadataFileService metadataFileService,
-                                       IParsingService parsingService,
-                                       Logger logger)
-        {
-            _diskProvider = diskProvider;
-            _metadataFileService = metadataFileService;
-            _parsingService = parsingService;
-            _logger = logger;
-            _consumers = consumers.ToList();
-        }
-
-        public void Handle(SeriesScannedEvent message)
-        {
-            if (!_diskProvider.FolderExists(message.Series.Path)) return;
-
-            _logger.Debug("Looking for existing metadata in {0}", message.Series.Path);
-
-            var filesOnDisk = _diskProvider.GetFiles(message.Series.Path, SearchOption.AllDirectories);
-
-            var possibleMetadataFiles = filesOnDisk.Where(c => !MediaFileExtensions.Extensions.Contains(Path.GetExtension(c).ToLower()) &&
-                                                         !c.StartsWith(Path.Combine(message.Series.Path, "EXTRAS"))).ToList();
-
-            var filteredFiles = _metadataFileService.FilterExistingFiles(possibleMetadataFiles, message.Series);
-
-            var metadataFiles = new List<MetadataFile>();
-
-            foreach (var possibleMetadataFile in filteredFiles)
-            {
-                foreach (var consumer in _consumers)
-                {
-                    var metadata = consumer.FindMetadataFile(message.Series, possibleMetadataFile);
-
-                    if (metadata == null) continue;
-
-                    if (metadata.Type == MetadataType.EpisodeImage ||
-                        metadata.Type == MetadataType.EpisodeMetadata)
-                    {
-                        var localEpisode = _parsingService.GetLocalEpisode(possibleMetadataFile, message.Series);
-
-                        if (localEpisode == null)
-                        {
-                            _logger.Debug("Unable to parse meta data file: {0}", possibleMetadataFile);
-                            break;
-                        }
-
-                        if (localEpisode.Episodes.Empty())
-                        {
-                            _logger.Debug("Cannot find related episodes for: {0}", possibleMetadataFile);
-                            break;
-                        }
-
-                        if (localEpisode.Episodes.DistinctBy(e => e.EpisodeFileId).Count() > 1)
-                        {
-                            _logger.Debug("Metadata file: {0} does not match existing files.", possibleMetadataFile);
-                            break;
-                        }
-
-                        metadata.EpisodeFileId = localEpisode.Episodes.First().EpisodeFileId;
-                    }
-
-                    metadataFiles.Add(metadata);
-                }
-            }
-
-            _metadataFileService.Upsert(metadataFiles);
-        }
-    }
-}

src/NzbDrone.Core/Metadata/Files/MetadataFileService.cs

@@ -1,113 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.IO;
-using System.Linq;
-using NLog;
-using NzbDrone.Common;
-using NzbDrone.Common.Disk;
-using NzbDrone.Core.MediaFiles.Events;
-using NzbDrone.Core.Messaging.Events;
-using NzbDrone.Core.Tv;
-using NzbDrone.Core.Tv.Events;
-
-namespace NzbDrone.Core.Metadata.Files
-{
-    public interface IMetadataFileService
-    {
-        List<MetadataFile> GetFilesBySeries(int seriesId);
-        List<MetadataFile> GetFilesByEpisodeFile(int episodeFileId);
-        MetadataFile FindByPath(string path);
-        List<string> FilterExistingFiles(List<string> files, Series series);
-        void Upsert(List<MetadataFile> metadataFiles);
-        void Delete(int id);
-    }
-
-    public class MetadataFileService : IMetadataFileService,
-                                              IHandleAsync<SeriesDeletedEvent>,
-                                              IHandleAsync<EpisodeFileDeletedEvent>,
-                                              IHandle<MetadataFilesUpdated>
-    {
-        private readonly IMetadataFileRepository _repository;
-        private readonly ISeriesService _seriesService;
-        private readonly IDiskProvider _diskProvider;
-        private readonly Logger _logger;
-
-        public MetadataFileService(IMetadataFileRepository repository,
-                                          ISeriesService seriesService,
-                                          IDiskProvider diskProvider,
-                                          Logger logger)
-        {
-            _repository = repository;
-            _seriesService = seriesService;
-            _diskProvider = diskProvider;
-            _logger = logger;
-        }
-
-        public List<MetadataFile> GetFilesBySeries(int seriesId)
-        {
-            return _repository.GetFilesBySeries(seriesId);
-        }
-
-        public List<MetadataFile> GetFilesByEpisodeFile(int episodeFileId)
-        {
-            return _repository.GetFilesByEpisodeFile(episodeFileId);
-        }
-
-        public MetadataFile FindByPath(string path)
-        {
-            return _repository.FindByPath(path);
-        }
-
-        public List<string> FilterExistingFiles(List<string> files, Series series)
-        {
-            var seriesFiles = GetFilesBySeries(series.Id).Select(f => Path.Combine(series.Path, f.RelativePath)).ToList();
-
-            if (!seriesFiles.Any()) return files;
-
-            return files.Except(seriesFiles, PathEqualityComparer.Instance).ToList();
-        }
-
-        public void Upsert(List<MetadataFile> metadataFiles)
-        {
-            metadataFiles.ForEach(m => m.LastUpdated = DateTime.UtcNow);
-
-            _repository.InsertMany(metadataFiles.Where(m => m.Id == 0).ToList());
-            _repository.UpdateMany(metadataFiles.Where(m => m.Id > 0).ToList());
-        }
-
-        public void Delete(int id)
-        {
-            _repository.Delete(id);
-        }
-
-        public void HandleAsync(SeriesDeletedEvent message)
-        {
-            _logger.Debug("Deleting Metadata from database for series: {0}", message.Series);
-            _repository.DeleteForSeries(message.Series.Id);
-        }
-
-        public void HandleAsync(EpisodeFileDeletedEvent message)
-        {
-            var episodeFile = message.EpisodeFile;
-            var series = _seriesService.GetSeries(message.EpisodeFile.SeriesId);
-
-            foreach (var metadata in _repository.GetFilesByEpisodeFile(episodeFile.Id))
-            {
-                var path = Path.Combine(series.Path, metadata.RelativePath);
-
-                if (_diskProvider.FileExists(path))
-                {
-                    _diskProvider.DeleteFile(path);
-                }
-            }
-
-            _logger.Debug("Deleting Metadata from database for episode file: {0}", episodeFile);
-            _repository.DeleteForEpisodeFile(episodeFile.Id);
-        }
-
-        public void Handle(MetadataFilesUpdated message)
-        {
-            Upsert(message.MetadataFiles);
-        }
-    }
-}

src/NzbDrone.Core/Metadata/Files/MetadataFilesUpdated.cs

@@ -1,15 +0,0 @@
-using System.Collections.Generic;
-using NzbDrone.Common.Messaging;
-
-namespace NzbDrone.Core.Metadata.Files
-{
-    public class MetadataFilesUpdated : IEvent
-    {
-        public List<MetadataFile> MetadataFiles { get; set; }
-
-        public MetadataFilesUpdated(List<MetadataFile> metadataFiles)
-        {
-            MetadataFiles = metadataFiles;
-        }
-    }
-}

src/NzbDrone.Core/NzbDrone.Core.csproj

@@ -275,6 +275,7 @@
     <Compile Include="Datastore\Migration\093_naming_config_replace_characters.cs" />
     <Compile Include="Datastore\Migration\092_add_unverifiedscenenumbering.cs" />
     <Compile Include="Datastore\Migration\100_add_scene_season_number.cs" />
+    <Compile Include="Datastore\Migration\099_extra_and_subtitle_files.cs" />
     <Compile Include="Datastore\Migration\094_add_tvmazeid.cs" />
     <Compile Include="Datastore\Migration\098_remove_titans_of_tv.cs">
       <SubType>Code</SubType>
@@ -487,6 +488,29 @@
     <Compile Include="Exceptions\SeriesNotFoundException.cs" />
     <Compile Include="Exceptions\ReleaseDownloadException.cs" />
     <Compile Include="Exceptions\StatusCodeToExceptions.cs" />
+    <Compile Include="Extras\ExistingExtraFileService.cs" />
+    <Compile Include="Extras\Files\ExtraFile.cs" />
+    <Compile Include="Extras\Files\ExtraFileManager.cs" />
+    <Compile Include="Extras\Files\ExtraFileService.cs" />
+    <Compile Include="Extras\Files\ExtraFileRepository.cs" />
+    <Compile Include="Extras\ExtraService.cs" />
+    <Compile Include="Extras\IImportExistingExtraFiles.cs" />
+    <Compile Include="Extras\ImportExistingExtraFilesBase.cs" />
+    <Compile Include="Extras\Metadata\Files\MetadataFile.cs" />
+    <Compile Include="Extras\Metadata\Files\MetadataFileRepository.cs" />
+    <Compile Include="Extras\Metadata\Files\MetadataFileService.cs" />
+    <Compile Include="Extras\Others\ExistingOtherExtraImporter.cs" />
+    <Compile Include="Extras\Others\OtherExtraFileRepository.cs" />
+    <Compile Include="Extras\Others\OtherExtraFileService.cs" />
+    <Compile Include="Extras\Others\OtherExtraFile.cs" />
+    <Compile Include="Extras\Others\OtherExtraService.cs" />
+    <Compile Include="Extras\Subtitles\ExistingSubtitleImporter.cs" />
+    <Compile Include="Extras\Subtitles\SubtitleFileRepository.cs" />
+    <Compile Include="Extras\Subtitles\SubtitleFileService.cs" />
+    <Compile Include="Extras\Subtitles\SubtitleFile.cs" />
+    <Compile Include="Extras\Subtitles\SubtitleFileExtensions.cs" />
+    <Compile Include="Extras\Subtitles\ImportedSubtitleFiles.cs" />
+    <Compile Include="Extras\Subtitles\SubtitleService.cs" />
     <Compile Include="Fluent.cs" />
     <Compile Include="HealthCheck\CheckHealthCommand.cs" />
     <Compile Include="HealthCheck\Checks\AppDataLocationCheck.cs" />
@@ -757,29 +781,25 @@
     <Compile Include="MetadataSource\SkyHook\SkyHookProxy.cs" />
     <Compile Include="MetadataSource\SearchSeriesComparer.cs" />
     <Compile Include="MetadataSource\SkyHook\SkyHookException.cs" />
-    <Compile Include="Metadata\Consumers\MediaBrowser\MediaBrowserMetadata.cs" />
+    <Compile Include="Extras\Metadata\Consumers\MediaBrowser\MediaBrowserMetadata.cs" />
-    <Compile Include="Metadata\Consumers\MediaBrowser\MediaBrowserMetadataSettings.cs" />
+    <Compile Include="Extras\Metadata\Consumers\MediaBrowser\MediaBrowserMetadataSettings.cs" />
-    <Compile Include="Metadata\Consumers\Roksbox\RoksboxMetadata.cs" />
+    <Compile Include="Extras\Metadata\Consumers\Roksbox\RoksboxMetadata.cs" />
-    <Compile Include="Metadata\Consumers\Roksbox\RoksboxMetadataSettings.cs" />
+    <Compile Include="Extras\Metadata\Consumers\Roksbox\RoksboxMetadataSettings.cs" />
-    <Compile Include="Metadata\Consumers\Wdtv\WdtvMetadata.cs" />
+    <Compile Include="Extras\Metadata\Consumers\Wdtv\WdtvMetadata.cs" />
-    <Compile Include="Metadata\Consumers\Wdtv\WdtvMetadataSettings.cs" />
+    <Compile Include="Extras\Metadata\Consumers\Wdtv\WdtvMetadataSettings.cs" />
-    <Compile Include="Metadata\Consumers\Xbmc\XbmcMetadata.cs" />
+    <Compile Include="Extras\Metadata\Consumers\Xbmc\XbmcMetadata.cs" />
-    <Compile Include="Metadata\Consumers\Xbmc\XbmcMetadataSettings.cs" />
+    <Compile Include="Extras\Metadata\Consumers\Xbmc\XbmcMetadataSettings.cs" />
-    <Compile Include="Metadata\ExistingMetadataService.cs" />
+    <Compile Include="Extras\Metadata\ExistingMetadataImporter.cs" />
-    <Compile Include="Metadata\Files\CleanMetadataService.cs" />
+    <Compile Include="Extras\Metadata\Files\CleanMetadataFileService.cs" />
-    <Compile Include="Metadata\Files\ImageFileResult.cs" />
+    <Compile Include="Extras\Metadata\Files\ImageFileResult.cs" />
-    <Compile Include="Metadata\Files\MetadataFile.cs" />
+    <Compile Include="Extras\Metadata\Files\MetadataFileResult.cs" />
-    <Compile Include="Metadata\Files\MetadataFileRepository.cs" />
+    <Compile Include="Extras\Metadata\IMetadata.cs" />
-    <Compile Include="Metadata\Files\MetadataFileResult.cs" />
+    <Compile Include="Extras\Metadata\MetadataBase.cs" />
-    <Compile Include="Metadata\Files\MetadataFileService.cs" />
+    <Compile Include="Extras\Metadata\MetadataDefinition.cs" />
-    <Compile Include="Metadata\Files\MetadataFilesUpdated.cs" />
+    <Compile Include="Extras\Metadata\MetadataFactory.cs" />
-    <Compile Include="Metadata\IMetadata.cs" />
+    <Compile Include="Extras\Metadata\MetadataRepository.cs" />
-    <Compile Include="Metadata\MetadataBase.cs" />
+    <Compile Include="Extras\Metadata\MetadataService.cs" />
-    <Compile Include="Metadata\MetadataDefinition.cs" />
+    <Compile Include="Extras\Metadata\MetadataType.cs" />
-    <Compile Include="Metadata\MetadataFactory.cs" />
-    <Compile Include="Metadata\MetadataRepository.cs" />
-    <Compile Include="Metadata\MetadataService.cs" />
-    <Compile Include="Metadata\MetadataType.cs" />
     <Compile Include="MetadataSource\IProvideSeriesInfo.cs" />
     <Compile Include="MetadataSource\ISearchForNewSeries.cs" />
     <Compile Include="Notifications\Join\JoinAuthException.cs" />
@@ -827,6 +847,9 @@
     <Compile Include="Notifications\Twitter\Twitter.cs" />
     <Compile Include="Notifications\Twitter\TwitterService.cs" />
     <Compile Include="Notifications\Twitter\TwitterSettings.cs" />
+    <Compile Include="Parser\IsoLanguage.cs" />
+    <Compile Include="Parser\IsoLanguages.cs" />
+    <Compile Include="Parser\LanguageParser.cs" />
     <Compile Include="Profiles\Delay\DelayProfile.cs" />
     <Compile Include="Profiles\Delay\DelayProfileService.cs" />
     <Compile Include="Profiles\Delay\DelayProfileTagInUseValidator.cs" />

src/NzbDrone.Core/Parser/IsoLanguage.cs

@@ -0,0 +1,16 @@
+namespace NzbDrone.Core.Parser
+{
+    public class IsoLanguage
+    {
+        public string TwoLetterCode { get; set; }
+        public string ThreeLetterCode { get; set; }
+        public Language Language { get; set; }
+
+        public IsoLanguage(string twoLetterCode, string threeLetterCode, Language language)
+        {
+            TwoLetterCode = twoLetterCode;
+            ThreeLetterCode = threeLetterCode;
+            Language = language;
+        }
+    }
+}

src/NzbDrone.Core/Parser/IsoLanguages.cs

@@ -0,0 +1,55 @@
+using System.Collections.Generic;
+using System.Linq;
+
+namespace NzbDrone.Core.Parser
+{
+    public static class IsoLanguages
+    {
+        private static readonly HashSet<IsoLanguage> All = new HashSet<IsoLanguage>
+                                                           {
+                                                               new IsoLanguage("en", "eng", Language.English),
+                                                               new IsoLanguage("fr", "fra", Language.French),
+                                                               new IsoLanguage("es", "spa", Language.Spanish),
+                                                               new IsoLanguage("de", "deu", Language.German),
+                                                               new IsoLanguage("it", "ita", Language.Italian),
+                                                               new IsoLanguage("da", "dan", Language.Danish),
+                                                               new IsoLanguage("nl", "nld", Language.Dutch),
+                                                               new IsoLanguage("ja", "jpn", Language.Japanese),
+//                                                             new IsoLanguage("", "", Language.Cantonese),
+//                                                             new IsoLanguage("", "", Language.Mandarin),
+                                                               new IsoLanguage("ru", "rus", Language.Russian),
+                                                               new IsoLanguage("pl", "pol", Language.Polish),
+                                                               new IsoLanguage("vi", "vie", Language.Vietnamese),
+                                                               new IsoLanguage("sv", "swe", Language.Swedish),
+                                                               new IsoLanguage("no", "nor", Language.Norwegian),
+                                                               new IsoLanguage("fi", "fin", Language.Finnish),
+                                                               new IsoLanguage("tr", "tur", Language.Turkish),
+                                                               new IsoLanguage("pt", "por", Language.Portuguese),
+//                                                             new IsoLanguage("nl", "nld", Language.Flemish),
+                                                               new IsoLanguage("el", "ell", Language.Greek),
+                                                               new IsoLanguage("ko", "kor", Language.Korean),
+                                                               new IsoLanguage("hu", "hun", Language.Hungarian)
+                                                           };
+
+        public static IsoLanguage Find(string isoCode)
+        {
+            if (isoCode.Length == 2)
+            {
+                //Lookup ISO639-1 code
+                return All.SingleOrDefault(l => l.TwoLetterCode == isoCode);
+            }
+            else if (isoCode.Length == 3)
+            {
+                //Lookup ISO639-2T code
+                return All.SingleOrDefault(l => l.ThreeLetterCode == isoCode);
+            }
+
+            return null;
+        }
+
+        public static IsoLanguage Get(Language language)
+        {
+            return All.SingleOrDefault(l => l.Language == language);
+        }
+    }
+}

src/NzbDrone.Core/Parser/LanguageParser.cs

@@ -0,0 +1,137 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text.RegularExpressions;
+using NLog;
+using NzbDrone.Common.Instrumentation;
+
+namespace NzbDrone.Core.Parser
+{
+    public static class LanguageParser
+    {
+        private static readonly Logger Logger = NzbDroneLogger.GetLogger(typeof(LanguageParser));
+
+        private static readonly Regex LanguageRegex = new Regex(@"(?:\W|_)(?<italian>\b(?:ita|italian)\b)|(?<german>german\b|videomann)|(?<flemish>flemish)|(?<greek>greek)|(?<french>(?:\W|_)(?:FR|VOSTFR)(?:\W|_))|(?<russian>\brus\b)|(?<dutch>nl\W?subs?)|(?<hungarian>\b(?:HUNDUB|HUN)\b)",
+                                                                RegexOptions.IgnoreCase | RegexOptions.Compiled);
+
+        private static readonly Regex SubtitleLanguageRegex = new Regex(".+?[-_. ](?<iso_code>[a-z]{2,3})$", RegexOptions.Compiled | RegexOptions.IgnoreCase);
+
+        public static Language ParseLanguage(string title)
+        {
+            var lowerTitle = title.ToLower();
+
+            if (lowerTitle.Contains("english"))
+                return Language.English;
+
+            if (lowerTitle.Contains("french"))
+                return Language.French;
+
+            if (lowerTitle.Contains("spanish"))
+                return Language.Spanish;
+
+            if (lowerTitle.Contains("danish"))
+                return Language.Danish;
+
+            if (lowerTitle.Contains("dutch"))
+                return Language.Dutch;
+
+            if (lowerTitle.Contains("japanese"))
+                return Language.Japanese;
+
+            if (lowerTitle.Contains("cantonese"))
+                return Language.Cantonese;
+
+            if (lowerTitle.Contains("mandarin"))
+                return Language.Mandarin;
+
+            if (lowerTitle.Contains("korean"))
+                return Language.Korean;
+
+            if (lowerTitle.Contains("russian"))
+                return Language.Russian;
+
+            if (lowerTitle.Contains("polish"))
+                return Language.Polish;
+
+            if (lowerTitle.Contains("vietnamese"))
+                return Language.Vietnamese;
+
+            if (lowerTitle.Contains("swedish"))
+                return Language.Swedish;
+
+            if (lowerTitle.Contains("norwegian"))
+                return Language.Norwegian;
+
+            if (lowerTitle.Contains("nordic"))
+                return Language.Norwegian;
+
+            if (lowerTitle.Contains("finnish"))
+                return Language.Finnish;
+
+            if (lowerTitle.Contains("turkish"))
+                return Language.Turkish;
+
+            if (lowerTitle.Contains("portuguese"))
+                return Language.Portuguese;
+
+            if (lowerTitle.Contains("hungarian"))
+                return Language.Hungarian;
+
+            var match = LanguageRegex.Match(title);
+
+            if (match.Groups["italian"].Captures.Cast<Capture>().Any())
+                return Language.Italian;
+
+            if (match.Groups["german"].Captures.Cast<Capture>().Any())
+                return Language.German;
+
+            if (match.Groups["flemish"].Captures.Cast<Capture>().Any())
+                return Language.Flemish;
+
+            if (match.Groups["greek"].Captures.Cast<Capture>().Any())
+                return Language.Greek;
+
+            if (match.Groups["french"].Success)
+                return Language.French;
+
+            if (match.Groups["russian"].Success)
+                return Language.Russian;
+
+            if (match.Groups["dutch"].Success)
+                return Language.Dutch;
+
+            if (match.Groups["hungarian"].Success)
+                return Language.Hungarian;
+
+            return Language.English;
+        }
+
+        public static Language ParseSubtitleLanguage(string fileName)
+        {
+            try
+            {
+                Logger.Debug("Parsing language from subtitlte file: {0}", fileName);
+
+                var simpleFilename = Path.GetFileNameWithoutExtension(fileName);
+                var languageMatch = SubtitleLanguageRegex.Match(simpleFilename);
+
+                if (languageMatch.Success)
+                {
+                    var isoCode = languageMatch.Groups["iso_code"].Value;
+                    var isoLanguage = IsoLanguages.Find(isoCode);
+
+                    return isoLanguage?.Language ?? Language.Unknown;
+                }
+
+                Logger.Debug("Unable to parse langauge from subtitle file: {0}", fileName);
+            }
+            catch (Exception ex)
+            {
+                Logger.Debug("Failed parsing langauge from subtitle file: {0}", fileName);
+            }
+            
+            return Language.Unknown;
+        }
+    }
+}

src/NzbDrone.Core/Parser/Parser.cs

@@ -248,9 +248,6 @@ namespace NzbDrone.Core.Parser
         private static readonly Regex AnimeReleaseGroupRegex = new Regex(@"^(?:\[(?<subgroup>(?!\s).+?(?<!\s))\](?:_|-|\s|\.)?)",
                                                                 RegexOptions.IgnoreCase | RegexOptions.Compiled);
 
-        private static readonly Regex LanguageRegex = new Regex(@"(?:\W|_)(?<italian>\b(?:ita|italian)\b)|(?<german>german\b|videomann)|(?<flemish>flemish)|(?<greek>greek)|(?<french>(?:\W|_)(?:FR|VOSTFR)(?:\W|_))|(?<russian>\brus\b)|(?<dutch>nl\W?subs?)|(?<hungarian>\b(?:HUNDUB|HUN)\b)",
-                                                                RegexOptions.IgnoreCase | RegexOptions.Compiled);
-
         private static readonly Regex YearInTitleRegex = new Regex(@"^(?<title>.+?)(?:\W|_)?(?<year>\d{4})",
                                                                 RegexOptions.IgnoreCase | RegexOptions.Compiled);
 
@@ -358,7 +355,7 @@ namespace NzbDrone.Core.Parser
                                     result.Special = true;
                                 }
 
-                                result.Language = ParseLanguage(title);
+                                result.Language = LanguageParser.ParseLanguage(title);
                                 Logger.Debug("Language parsed: {0}", result.Language);
 
                                 result.Quality = QualityParser.ParseQuality(title);
@@ -494,96 +491,6 @@ namespace NzbDrone.Core.Parser
             return title;
         }
         
-        public static Language ParseLanguage(string title)
-        {
-            var lowerTitle = title.ToLower();
-
-            if (lowerTitle.Contains("english"))
-                return Language.English;
-
-            if (lowerTitle.Contains("french"))
-                return Language.French;
-
-            if (lowerTitle.Contains("spanish"))
-                return Language.Spanish;
-
-            if (lowerTitle.Contains("danish"))
-                return Language.Danish;
-
-            if (lowerTitle.Contains("dutch"))
-                return Language.Dutch;
-
-            if (lowerTitle.Contains("japanese"))
-                return Language.Japanese;
-
-            if (lowerTitle.Contains("cantonese"))
-                return Language.Cantonese;
-
-            if (lowerTitle.Contains("mandarin"))
-                return Language.Mandarin;
-
-            if (lowerTitle.Contains("korean"))
-                return Language.Korean;
-
-            if (lowerTitle.Contains("russian"))
-                return Language.Russian;
-
-            if (lowerTitle.Contains("polish"))
-                return Language.Polish;
-
-            if (lowerTitle.Contains("vietnamese"))
-                return Language.Vietnamese;
-
-            if (lowerTitle.Contains("swedish"))
-                return Language.Swedish;
-
-            if (lowerTitle.Contains("norwegian"))
-                return Language.Norwegian;
-
-            if (lowerTitle.Contains("nordic"))
-                return Language.Norwegian;
-
-            if (lowerTitle.Contains("finnish"))
-                return Language.Finnish;
-
-            if (lowerTitle.Contains("turkish"))
-                return Language.Turkish;
-
-            if (lowerTitle.Contains("portuguese"))
-                return Language.Portuguese;
-
-            if (lowerTitle.Contains("hungarian"))
-                return Language.Hungarian;
-                
-            var match = LanguageRegex.Match(title);
-
-            if (match.Groups["italian"].Captures.Cast<Capture>().Any())
-                return Language.Italian;
-
-            if (match.Groups["german"].Captures.Cast<Capture>().Any())
-                return Language.German;
-
-            if (match.Groups["flemish"].Captures.Cast<Capture>().Any())
-                return Language.Flemish;
-
-            if (match.Groups["greek"].Captures.Cast<Capture>().Any())
-                return Language.Greek;
-
-            if (match.Groups["french"].Success)
-                return Language.French;
-
-            if (match.Groups["russian"].Success)
-                return Language.Russian;
-
-            if (match.Groups["dutch"].Success)
-                return Language.Dutch;
-
-            if (match.Groups["hungarian"].Success)
-                return Language.Hungarian;
-
-            return Language.English;
-        }
-
         private static SeriesTitleInfo GetSeriesTitleInfo(string title)
         {
             var seriesTitleInfo = new SeriesTitleInfo();

src/NzbDrone.Core/Parser/ParsingService.cs

@@ -233,7 +233,7 @@ namespace NzbDrone.Core.Parser
                 info.FullSeason = false;
                 info.Quality = QualityParser.ParseQuality(title);
                 info.ReleaseGroup = Parser.ParseReleaseGroup(title);
-                info.Language = Parser.ParseLanguage(title);
+                info.Language = LanguageParser.ParseLanguage(title);
                 info.Special = true;
 
                 _logger.Debug("Found special episode {0} for title '{1}'", info, title);