From d3acd04e66e6f45084f7d6f6a3fb6e26688e5b5b Mon Sep 17 00:00:00 2001
From: Luke Pulverenti <luke.pulverenti@gmail.com>
Date: Mon, 12 Aug 2013 15:18:31 -0400
Subject: [PATCH] store chapters in xml

---
 .../Providers/BaseItemXmlParser.cs            | 157 ++++++++++++++++--
 .../MediaBrowser.Providers.csproj             |   1 +
 .../Movies/MovieProviderFromXml.cs            |  33 +---
 .../Movies/MovieXmlParser.cs                  |  60 +++++++
 .../Savers/EpisodeXmlSaver.cs                 |   6 +-
 .../Savers/MovieXmlSaver.cs                   |   7 +-
 .../Savers/XmlSaverHelpers.cs                 |  24 ++-
 .../TV/EpisodeProviderFromXml.cs              |   9 +-
 MediaBrowser.Providers/TV/EpisodeXmlParser.cs |  34 +++-
 .../Providers/ProviderManager.cs              |  89 ----------
 10 files changed, 277 insertions(+), 143 deletions(-)
 create mode 100644 MediaBrowser.Providers/Movies/MovieXmlParser.cs

diff --git a/MediaBrowser.Controller/Providers/BaseItemXmlParser.cs b/MediaBrowser.Controller/Providers/BaseItemXmlParser.cs
index 357b38ecf5..89bc9f2c28 100644
--- a/MediaBrowser.Controller/Providers/BaseItemXmlParser.cs
+++ b/MediaBrowser.Controller/Providers/BaseItemXmlParser.cs
@@ -1,5 +1,6 @@
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Entities.Audio;
+using MediaBrowser.Controller.Persistence;
 using MediaBrowser.Model.Entities;
 using MediaBrowser.Model.Logging;
 using System;
@@ -9,6 +10,7 @@ using System.IO;
 using System.Linq;
 using System.Text;
 using System.Threading;
+using System.Threading.Tasks;
 using System.Xml;
 
 namespace MediaBrowser.Controller.Providers
@@ -266,7 +268,10 @@ namespace MediaBrowser.Controller.Providers
 
                 case "TagLines":
                     {
-                        FetchFromTaglinesNode(reader.ReadSubtree(), item);
+                        using (var subtree = reader.ReadSubtree())
+                        {
+                            FetchFromTaglinesNode(subtree, item);
+                        }
                         break;
                     }
 
@@ -591,28 +596,58 @@ namespace MediaBrowser.Controller.Providers
                     break;
 
                 case "Genres":
-                    FetchFromGenresNode(reader.ReadSubtree(), item);
-                    break;
+                    {
+                        using (var subtree = reader.ReadSubtree())
+                        {
+                            FetchFromGenresNode(subtree, item);
+                        }
+                        break;
+                    }
 
                 case "Tags":
-                    FetchFromTagsNode(reader.ReadSubtree(), item);
-                    break;
+                    {
+                        using (var subtree = reader.ReadSubtree())
+                        {
+                            FetchFromTagsNode(subtree, item);
+                        }
+                        break;
+                    }
 
                 case "Persons":
-                    FetchDataFromPersonsNode(reader.ReadSubtree(), item);
-                    break;
+                    {
+                        using (var subtree = reader.ReadSubtree())
+                        {
+                            FetchDataFromPersonsNode(subtree, item);
+                        }
+                        break;
+                    }
 
                 case "ParentalRating":
-                    FetchFromParentalRatingNode(reader.ReadSubtree(), item);
-                    break;
+                    {
+                        using (var subtree = reader.ReadSubtree())
+                        {
+                            FetchFromParentalRatingNode(subtree, item);
+                        }
+                        break;
+                    }
 
                 case "Studios":
-                    FetchFromStudiosNode(reader.ReadSubtree(), item);
-                    break;
+                    {
+                        using (var subtree = reader.ReadSubtree())
+                        {
+                            FetchFromStudiosNode(subtree, item);
+                        }
+                        break;
+                    }
 
                 case "MediaInfo":
-                    FetchFromMediaInfoNode(reader.ReadSubtree(), item);
-                    break;
+                    {
+                        using (var subtree = reader.ReadSubtree())
+                        {
+                            FetchFromMediaInfoNode(subtree, item);
+                        }
+                        break;
+                    }
 
                 default:
                     reader.Skip();
@@ -636,8 +671,13 @@ namespace MediaBrowser.Controller.Providers
                     switch (reader.Name)
                     {
                         case "Video":
-                            FetchFromMediaInfoVideoNode(reader.ReadSubtree(), item);
-                            break;
+                            {
+                                using (var subtree = reader.ReadSubtree())
+                                {
+                                    FetchFromMediaInfoVideoNode(subtree, item);
+                                }
+                                break;
+                            }
 
                         default:
                             reader.Skip();
@@ -813,9 +853,12 @@ namespace MediaBrowser.Controller.Providers
                         case "Person":
                         case "Actor":
                             {
-                                foreach (var person in GetPersonsFromXmlNode(reader.ReadSubtree()))
+                                using (var subtree = reader.ReadSubtree())
                                 {
-                                    item.AddPerson(person);
+                                    foreach (var person in GetPersonsFromXmlNode(subtree))
+                                    {
+                                        item.AddPerson(person);
+                                    }
                                 }
                                 break;
                             }
@@ -828,6 +871,86 @@ namespace MediaBrowser.Controller.Providers
             }
         }
 
+        protected async Task FetchChaptersFromXmlNode(Guid itemId, XmlReader reader, IItemRepository repository, CancellationToken cancellationToken)
+        {
+            using (reader)
+            {
+                var chapters = GetChaptersFromXmlNode(reader);
+
+                await repository.SaveChapters(itemId, chapters, cancellationToken).ConfigureAwait(false);
+            }
+        }
+
+        private IEnumerable<ChapterInfo> GetChaptersFromXmlNode(XmlReader reader)
+        {
+            var chapters = new List<ChapterInfo>();
+
+            reader.MoveToContent();
+
+            while (reader.Read())
+            {
+                if (reader.NodeType == XmlNodeType.Element)
+                {
+                    switch (reader.Name)
+                    {
+                        case "Chapter":
+                            {
+                                using (var subtree = reader.ReadSubtree())
+                                {
+                                    chapters.Add(GetChapterInfoFromXmlNode(subtree));
+                                }
+                                break;
+                            }
+
+                        default:
+                            reader.Skip();
+                            break;
+                    }
+                }
+            }
+
+            return chapters;
+        }
+
+        private ChapterInfo GetChapterInfoFromXmlNode(XmlReader reader)
+        {
+            var chapter = new ChapterInfo();
+
+            reader.MoveToContent();
+
+            while (reader.Read())
+            {
+                if (reader.NodeType == XmlNodeType.Element)
+                {
+                    switch (reader.Name)
+                    {
+                        case "StartPositionMs":
+                            {
+                                var val = reader.ReadElementContentAsString();
+
+                                var ms = long.Parse(val, _usCulture);
+
+                                chapter.StartPositionTicks = TimeSpan.FromMilliseconds(ms).Ticks;
+
+                                break;
+                            }
+
+                        case "Name":
+                            {
+                                chapter.Name = reader.ReadElementContentAsString();
+                                break;
+                            }
+
+                        default:
+                            reader.Skip();
+                            break;
+                    }
+                }
+            }
+
+            return chapter;
+        }
+
         /// <summary>
         /// Fetches from studios node.
         /// </summary>
diff --git a/MediaBrowser.Providers/MediaBrowser.Providers.csproj b/MediaBrowser.Providers/MediaBrowser.Providers.csproj
index ad517cefd9..806a2f1137 100644
--- a/MediaBrowser.Providers/MediaBrowser.Providers.csproj
+++ b/MediaBrowser.Providers/MediaBrowser.Providers.csproj
@@ -58,6 +58,7 @@
     <Compile Include="MediaInfo\FFProbeAudioInfoProvider.cs" />
     <Compile Include="MediaInfo\FFProbeVideoInfoProvider.cs" />
     <Compile Include="Movies\BoxSetProviderFromXml.cs" />
+    <Compile Include="Movies\MovieXmlParser.cs" />
     <Compile Include="Movies\FanArtMovieProvider.cs" />
     <Compile Include="Movies\FanArtMovieUpdatesPrescanTask.cs" />
     <Compile Include="Movies\MovieDbImagesProvider.cs" />
diff --git a/MediaBrowser.Providers/Movies/MovieProviderFromXml.cs b/MediaBrowser.Providers/Movies/MovieProviderFromXml.cs
index 63b1bdb039..d6ab77881a 100644
--- a/MediaBrowser.Providers/Movies/MovieProviderFromXml.cs
+++ b/MediaBrowser.Providers/Movies/MovieProviderFromXml.cs
@@ -1,9 +1,9 @@
 using MediaBrowser.Controller.Configuration;
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Entities.Movies;
+using MediaBrowser.Controller.Persistence;
 using MediaBrowser.Controller.Providers;
 using MediaBrowser.Model.Logging;
-using MediaBrowser.Providers.Music;
 using System;
 using System.IO;
 using System.Threading;
@@ -17,10 +17,12 @@ namespace MediaBrowser.Providers.Movies
     public class MovieProviderFromXml : BaseMetadataProvider
     {
         internal static MovieProviderFromXml Current { get; private set; }
-        
-        public MovieProviderFromXml(ILogManager logManager, IServerConfigurationManager configurationManager)
+        private readonly IItemRepository _itemRepo;
+
+        public MovieProviderFromXml(ILogManager logManager, IServerConfigurationManager configurationManager, IItemRepository itemRepo)
             : base(logManager, configurationManager)
         {
+            _itemRepo = itemRepo;
             Current = this;
         }
 
@@ -94,30 +96,9 @@ namespace MediaBrowser.Providers.Movies
 
                 try
                 {
-                    var movie = item as Movie;
+                    var video = (Video) item;
 
-                    if (movie != null)
-                    {
-                        new BaseItemXmlParser<Movie>(Logger).Fetch(movie, path, cancellationToken);
-                    }
-                    else
-                    {
-                        var musicVideo = item as MusicVideo;
-
-                        if (musicVideo != null)
-                        {
-                            new MusicVideoXmlParser(Logger).Fetch(musicVideo, path, cancellationToken);
-                        }
-                        else
-                        {
-                            var trailer = item as Trailer;
-
-                            if (trailer != null)
-                            {
-                                new BaseItemXmlParser<Trailer>(Logger).Fetch(trailer, path, cancellationToken);
-                            }
-                        }
-                    }
+                    await new MovieXmlParser(Logger, _itemRepo).FetchAsync(video, path, cancellationToken).ConfigureAwait(false);
                 }
                 finally
                 {
diff --git a/MediaBrowser.Providers/Movies/MovieXmlParser.cs b/MediaBrowser.Providers/Movies/MovieXmlParser.cs
new file mode 100644
index 0000000000..e397e1d20c
--- /dev/null
+++ b/MediaBrowser.Providers/Movies/MovieXmlParser.cs
@@ -0,0 +1,60 @@
+using MediaBrowser.Controller.Entities;
+using MediaBrowser.Controller.Persistence;
+using MediaBrowser.Controller.Providers;
+using MediaBrowser.Model.Logging;
+using System.Threading;
+using System.Threading.Tasks;
+using System.Xml;
+
+namespace MediaBrowser.Providers.Movies
+{
+    /// <summary>
+    /// Class EpisodeXmlParser
+    /// </summary>
+    public class MovieXmlParser : BaseItemXmlParser<Video>
+    {
+        private readonly IItemRepository _itemRepo;
+
+        private Task _chaptersTask = null;
+
+        public MovieXmlParser(ILogger logger, IItemRepository itemRepo)
+            : base(logger)
+        {
+            _itemRepo = itemRepo;
+        }
+
+        public async Task FetchAsync(Video item, string metadataFile, CancellationToken cancellationToken)
+        {
+            _chaptersTask = null;
+
+            Fetch(item, metadataFile, cancellationToken);
+
+            cancellationToken.ThrowIfCancellationRequested();
+
+            if (_chaptersTask != null)
+            {
+                await _chaptersTask.ConfigureAwait(false);
+            }
+        }
+
+        /// <summary>
+        /// Fetches the data from XML node.
+        /// </summary>
+        /// <param name="reader">The reader.</param>
+        /// <param name="item">The item.</param>
+        protected override void FetchDataFromXmlNode(XmlReader reader, Video item)
+        {
+            switch (reader.Name)
+            {
+                case "Chapters":
+
+                    _chaptersTask = FetchChaptersFromXmlNode(item.Id, reader.ReadSubtree(), _itemRepo, CancellationToken.None);
+                    break;
+
+                default:
+                    base.FetchDataFromXmlNode(reader, item);
+                    break;
+            }
+        }
+    }
+}
diff --git a/MediaBrowser.Providers/Savers/EpisodeXmlSaver.cs b/MediaBrowser.Providers/Savers/EpisodeXmlSaver.cs
index 969732e390..b36f7966b6 100644
--- a/MediaBrowser.Providers/Savers/EpisodeXmlSaver.cs
+++ b/MediaBrowser.Providers/Savers/EpisodeXmlSaver.cs
@@ -2,6 +2,7 @@
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Entities.TV;
 using MediaBrowser.Controller.Library;
+using MediaBrowser.Controller.Persistence;
 using MediaBrowser.Providers.TV;
 using System;
 using System.Globalization;
@@ -15,6 +16,7 @@ namespace MediaBrowser.Providers.Savers
     public class EpisodeXmlSaver : IMetadataSaver
     {
         private readonly IServerConfigurationManager _config;
+        private readonly IItemRepository _itemRepository;
 
         /// <summary>
         /// Determines whether [is enabled for] [the specified item].
@@ -38,9 +40,10 @@ namespace MediaBrowser.Providers.Savers
 
         private readonly CultureInfo _usCulture = new CultureInfo("en-US");
 
-        public EpisodeXmlSaver(IServerConfigurationManager config)
+        public EpisodeXmlSaver(IServerConfigurationManager config, IItemRepository itemRepository)
         {
             _config = config;
+            _itemRepository = itemRepository;
         }
 
         /// <summary>
@@ -79,6 +82,7 @@ namespace MediaBrowser.Providers.Savers
 
             XmlSaverHelpers.AddCommonNodes(item, builder);
             XmlSaverHelpers.AddMediaInfo(episode, builder);
+            XmlSaverHelpers.AddChapters((Video)item, builder, _itemRepository);
 
             builder.Append("</Item>");
 
diff --git a/MediaBrowser.Providers/Savers/MovieXmlSaver.cs b/MediaBrowser.Providers/Savers/MovieXmlSaver.cs
index 7c95e9dc3d..ef58bd7404 100644
--- a/MediaBrowser.Providers/Savers/MovieXmlSaver.cs
+++ b/MediaBrowser.Providers/Savers/MovieXmlSaver.cs
@@ -2,6 +2,7 @@
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Entities.Movies;
 using MediaBrowser.Controller.Library;
+using MediaBrowser.Controller.Persistence;
 using MediaBrowser.Providers.Movies;
 using System;
 using System.Globalization;
@@ -18,10 +19,12 @@ namespace MediaBrowser.Providers.Savers
     public class MovieXmlSaver : IMetadataSaver
     {
         private readonly IServerConfigurationManager _config;
+        private readonly IItemRepository _itemRepository;
 
-        public MovieXmlSaver(IServerConfigurationManager config)
+        public MovieXmlSaver(IServerConfigurationManager config, IItemRepository itemRepository)
         {
             _config = config;
+            _itemRepository = itemRepository;
         }
 
         /// <summary>
@@ -94,6 +97,8 @@ namespace MediaBrowser.Providers.Savers
 
             XmlSaverHelpers.AddMediaInfo((Video)item, builder);
 
+            XmlSaverHelpers.AddChapters((Video)item, builder, _itemRepository);
+
             builder.Append("</Title>");
 
             var xmlFilePath = GetSavePath(item);
diff --git a/MediaBrowser.Providers/Savers/XmlSaverHelpers.cs b/MediaBrowser.Providers/Savers/XmlSaverHelpers.cs
index 455d579cc0..07f4da342d 100644
--- a/MediaBrowser.Providers/Savers/XmlSaverHelpers.cs
+++ b/MediaBrowser.Providers/Savers/XmlSaverHelpers.cs
@@ -1,5 +1,6 @@
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Entities.TV;
+using MediaBrowser.Controller.Persistence;
 using MediaBrowser.Model.Entities;
 using System;
 using System.Collections.Generic;
@@ -79,7 +80,8 @@ namespace MediaBrowser.Providers.Savers
                     "GamesDbId",
                     "BirthDate",
                     "DeathDate",
-                    "LockedFields"
+                    "LockedFields",
+                    "Chapters"
                 });
 
                 var position = xml.ToString().LastIndexOf("</", StringComparison.OrdinalIgnoreCase);
@@ -411,7 +413,27 @@ namespace MediaBrowser.Providers.Savers
 
                 builder.Append("</Persons>");
             }
+        }
 
+        public static void AddChapters(Video item, StringBuilder builder, IItemRepository repository)
+        {
+            var chapters = repository.GetChapters(item.Id);
+
+            builder.Append("<Chapters>");
+
+            foreach (var chapter in chapters)
+            {
+                builder.Append("<Chapter>");
+                builder.Append("<Name>" + SecurityElement.Escape(chapter.Name) + "</Name>");
+
+                var time = TimeSpan.FromTicks(chapter.StartPositionTicks);
+                var ms = Convert.ToInt64(time.TotalMilliseconds);
+
+                builder.Append("<StartPositionMs>" + SecurityElement.Escape(ms.ToString(UsCulture)) + "</StartPositionMs>");
+                builder.Append("</Chapter>");
+            }
+
+            builder.Append("</Chapters>");
         }
 
         /// <summary>
diff --git a/MediaBrowser.Providers/TV/EpisodeProviderFromXml.cs b/MediaBrowser.Providers/TV/EpisodeProviderFromXml.cs
index 76deffa4e6..2408b14ce6 100644
--- a/MediaBrowser.Providers/TV/EpisodeProviderFromXml.cs
+++ b/MediaBrowser.Providers/TV/EpisodeProviderFromXml.cs
@@ -1,13 +1,14 @@
 using MediaBrowser.Controller.Configuration;
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Entities.TV;
+using MediaBrowser.Controller.Persistence;
 using MediaBrowser.Controller.Providers;
 using MediaBrowser.Model.Entities;
+using MediaBrowser.Model.Logging;
 using System;
 using System.IO;
 using System.Threading;
 using System.Threading.Tasks;
-using MediaBrowser.Model.Logging;
 
 namespace MediaBrowser.Providers.TV
 {
@@ -17,10 +18,12 @@ namespace MediaBrowser.Providers.TV
     public class EpisodeProviderFromXml : BaseMetadataProvider
     {
         internal static EpisodeProviderFromXml Current { get; private set; }
+        private readonly IItemRepository _itemRepo;
 
-        public EpisodeProviderFromXml(ILogManager logManager, IServerConfigurationManager configurationManager)
+        public EpisodeProviderFromXml(ILogManager logManager, IServerConfigurationManager configurationManager, IItemRepository itemRepo)
             : base(logManager, configurationManager)
         {
+            _itemRepo = itemRepo;
             Current = this;
         }
 
@@ -98,7 +101,7 @@ namespace MediaBrowser.Providers.TV
 
             try
             {
-                new EpisodeXmlParser(Logger).Fetch((Episode)item, metadataFile, cancellationToken);
+                await new EpisodeXmlParser(Logger, _itemRepo).FetchAsync((Episode)item, metadataFile, cancellationToken).ConfigureAwait(false);
             }
             finally
             {
diff --git a/MediaBrowser.Providers/TV/EpisodeXmlParser.cs b/MediaBrowser.Providers/TV/EpisodeXmlParser.cs
index a64006a93b..9dad56a847 100644
--- a/MediaBrowser.Providers/TV/EpisodeXmlParser.cs
+++ b/MediaBrowser.Providers/TV/EpisodeXmlParser.cs
@@ -1,7 +1,10 @@
 using MediaBrowser.Controller.Entities.TV;
+using MediaBrowser.Controller.Persistence;
 using MediaBrowser.Controller.Providers;
 using MediaBrowser.Model.Logging;
 using System.IO;
+using System.Threading;
+using System.Threading.Tasks;
 using System.Xml;
 
 namespace MediaBrowser.Providers.TV
@@ -11,13 +14,28 @@ namespace MediaBrowser.Providers.TV
     /// </summary>
     public class EpisodeXmlParser : BaseItemXmlParser<Episode>
     {
-        /// <summary>
-        /// Initializes a new instance of the <see cref="EpisodeXmlParser" /> class.
-        /// </summary>
-        /// <param name="logger">The logger.</param>
-        public EpisodeXmlParser(ILogger logger)
+        private readonly IItemRepository _itemRepo;
+
+        private Task _chaptersTask = null;
+
+        public EpisodeXmlParser(ILogger logger, IItemRepository itemRepo)
             : base(logger)
         {
+            _itemRepo = itemRepo;
+        }
+
+        public async Task FetchAsync(Episode item, string metadataFile, CancellationToken cancellationToken)
+        {
+            _chaptersTask = null;
+
+            Fetch(item, metadataFile, cancellationToken);
+
+            cancellationToken.ThrowIfCancellationRequested();
+
+            if (_chaptersTask != null)
+            {
+                await _chaptersTask.ConfigureAwait(false);
+            }
         }
 
         /// <summary>
@@ -29,7 +47,13 @@ namespace MediaBrowser.Providers.TV
         {
             switch (reader.Name)
             {
+                case "Chapters":
+
+                    _chaptersTask = FetchChaptersFromXmlNode(item.Id, reader.ReadSubtree(), _itemRepo, CancellationToken.None);
+                    break;
+
                 case "Episode":
+
                     //MB generated metadata is within an "Episode" node
                     using (var subTree = reader.ReadSubtree())
                     {
diff --git a/MediaBrowser.Server.Implementations/Providers/ProviderManager.cs b/MediaBrowser.Server.Implementations/Providers/ProviderManager.cs
index b7d73b515a..59217bc17d 100644
--- a/MediaBrowser.Server.Implementations/Providers/ProviderManager.cs
+++ b/MediaBrowser.Server.Implementations/Providers/ProviderManager.cs
@@ -2,16 +2,12 @@
 using MediaBrowser.Common.Net;
 using MediaBrowser.Controller.Configuration;
 using MediaBrowser.Controller.Entities;
-using MediaBrowser.Controller.Entities.Audio;
-using MediaBrowser.Controller.Entities.TV;
 using MediaBrowser.Controller.IO;
 using MediaBrowser.Controller.Library;
 using MediaBrowser.Controller.Providers;
 using MediaBrowser.Model.Entities;
 using MediaBrowser.Model.Logging;
-using MediaBrowser.Model.Net;
 using System;
-using System.Collections.Concurrent;
 using System.Collections.Generic;
 using System.IO;
 using System.Linq;
@@ -25,12 +21,6 @@ namespace MediaBrowser.Server.Implementations.Providers
     /// </summary>
     public class ProviderManager : IProviderManager
     {
-        /// <summary>
-        /// The currently running metadata providers
-        /// </summary>
-        private readonly ConcurrentDictionary<string, Tuple<BaseMetadataProvider, BaseItem, CancellationTokenSource>> _currentlyRunningProviders =
-            new ConcurrentDictionary<string, Tuple<BaseMetadataProvider, BaseItem, CancellationTokenSource>>();
-
         /// <summary>
         /// The _logger
         /// </summary>
@@ -72,19 +62,6 @@ namespace MediaBrowser.Server.Implementations.Providers
             _httpClient = httpClient;
             ConfigurationManager = configurationManager;
             _directoryWatchers = directoryWatchers;
-
-            configurationManager.ConfigurationUpdated += configurationManager_ConfigurationUpdated;
-        }
-
-        /// <summary>
-        /// Handles the ConfigurationUpdated event of the configurationManager control.
-        /// </summary>
-        /// <param name="sender">The source of the event.</param>
-        /// <param name="e">The <see cref="EventArgs" /> instance containing the event data.</param>
-        void configurationManager_ConfigurationUpdated(object sender, EventArgs e)
-        {
-            // Validate currently executing providers, in the background
-            Task.Run(() => ValidateCurrentlyRunningProviders());
         }
 
         /// <summary>
@@ -217,8 +194,6 @@ namespace MediaBrowser.Server.Implementations.Providers
             // This provides the ability to cancel just this one provider
             var innerCancellationTokenSource = new CancellationTokenSource();
 
-            OnProviderRefreshBeginning(provider, item, innerCancellationTokenSource);
-
             try
             {
                 var changed = await provider.FetchAsync(item, force, CancellationTokenSource.CreateLinkedTokenSource(cancellationToken, innerCancellationTokenSource.Token).Token).ConfigureAwait(false);
@@ -253,70 +228,6 @@ namespace MediaBrowser.Server.Implementations.Providers
             finally
             {
                 innerCancellationTokenSource.Dispose();
-
-                OnProviderRefreshCompleted(provider, item);
-            }
-        }
-
-        /// <summary>
-        /// Notifies the kernal that a provider has begun refreshing
-        /// </summary>
-        /// <param name="provider">The provider.</param>
-        /// <param name="item">The item.</param>
-        /// <param name="cancellationTokenSource">The cancellation token source.</param>
-        public void OnProviderRefreshBeginning(BaseMetadataProvider provider, BaseItem item, CancellationTokenSource cancellationTokenSource)
-        {
-            var key = item.Id + provider.GetType().Name;
-
-            Tuple<BaseMetadataProvider, BaseItem, CancellationTokenSource> current;
-
-            if (_currentlyRunningProviders.TryGetValue(key, out current))
-            {
-                try
-                {
-                    current.Item3.Cancel();
-                }
-                catch (ObjectDisposedException)
-                {
-
-                }
-            }
-
-            var tuple = new Tuple<BaseMetadataProvider, BaseItem, CancellationTokenSource>(provider, item, cancellationTokenSource);
-
-            _currentlyRunningProviders.AddOrUpdate(key, tuple, (k, v) => tuple);
-        }
-
-        /// <summary>
-        /// Notifies the kernal that a provider has completed refreshing
-        /// </summary>
-        /// <param name="provider">The provider.</param>
-        /// <param name="item">The item.</param>
-        public void OnProviderRefreshCompleted(BaseMetadataProvider provider, BaseItem item)
-        {
-            var key = item.Id + provider.GetType().Name;
-
-            Tuple<BaseMetadataProvider, BaseItem, CancellationTokenSource> current;
-
-            if (_currentlyRunningProviders.TryRemove(key, out current))
-            {
-                current.Item3.Dispose();
-            }
-        }
-
-        /// <summary>
-        /// Validates the currently running providers and cancels any that should not be run due to configuration changes
-        /// </summary>
-        private void ValidateCurrentlyRunningProviders()
-        {
-            var enableInternetProviders = ConfigurationManager.Configuration.EnableInternetProviders;
-            var internetProviderExcludeTypes = ConfigurationManager.Configuration.InternetProviderExcludeTypes;
-
-            foreach (var tuple in _currentlyRunningProviders.Values
-                .Where(p => p.Item1.RequiresInternet && (!enableInternetProviders || internetProviderExcludeTypes.Contains(p.Item2.GetType().Name, StringComparer.OrdinalIgnoreCase)))
-                .ToList())
-            {
-                tuple.Item3.Cancel();
             }
         }