fixes #795 - Support reading Xbmc nfo's

MediaBrowser.LocalMetadata/Providers/MovieXmlProvider.cs

@@ -0,0 +1,66 @@
+using System.Collections.Generic;
+using System.IO;
+using System.Threading;
+using MediaBrowser.Common.IO;
+using MediaBrowser.Controller.Entities.Movies;
+using MediaBrowser.Controller.Providers;
+using MediaBrowser.LocalMetadata.Parsers;
+using MediaBrowser.Model.Entities;
+using MediaBrowser.Model.Logging;
+
+namespace MediaBrowser.LocalMetadata.Providers
+{
+    public class MovieXmlProvider : BaseXmlProvider<Movie>
+    {
+        private readonly ILogger _logger;
+
+        public MovieXmlProvider(IFileSystem fileSystem, ILogger logger)
+            : base(fileSystem)
+        {
+            _logger = logger;
+        }
+
+        protected override void Fetch(LocalMetadataResult<Movie> result, string path, CancellationToken cancellationToken)
+        {
+            var chapters = new List<ChapterInfo>();
+
+            new MovieXmlParser(_logger).Fetch(result.Item, chapters, path, cancellationToken);
+
+            result.Chapters = chapters;
+        }
+
+        protected override FileSystemInfo GetXmlFile(ItemInfo info, IDirectoryService directoryService)
+        {
+            return GetXmlFileInfo(info, FileSystem);
+        }
+
+        public static FileInfo GetXmlFileInfo(ItemInfo info, IFileSystem fileSystem)
+        {
+            var fileInfo = fileSystem.GetFileSystemInfo(info.Path);
+
+            var directoryInfo = fileInfo as DirectoryInfo;
+
+            if (directoryInfo == null)
+            {
+                directoryInfo = new DirectoryInfo(Path.GetDirectoryName(info.Path));
+            }
+
+            var directoryPath = directoryInfo.FullName;
+
+            var specificFile = Path.Combine(directoryPath, Path.GetFileNameWithoutExtension(info.Path) + ".xml");
+
+            var file = new FileInfo(specificFile);
+
+            // In a mixed folder, only {moviename}.xml is supported
+            if (info.IsInMixedFolder)
+            {
+                return file;
+            }
+
+            // If in it's own folder, prefer movie.xml, but allow the specific file as well
+            var movieFile = new FileInfo(Path.Combine(directoryPath, "movie.xml"));
+
+            return movieFile.Exists ? movieFile : file;
+        }
+    }
+}