fix handling of bare nfo's

MediaBrowser.Model/Dlna/StreamBuilder.cs

@@ -341,7 +341,11 @@ namespace MediaBrowser.Model.Dlna
             MediaStream subtitleStream = playlistItem.SubtitleStreamIndex.HasValue ? item.GetMediaStream(MediaStreamType.Subtitle, playlistItem.SubtitleStreamIndex.Value) : null;
 
             MediaStream audioStream = item.GetDefaultAudioStream(options.AudioStreamIndex ?? item.DefaultAudioStreamIndex);
-            int? audioStreamIndex = audioStream == null ? (int?)null : audioStream.Index;
+            int? audioStreamIndex = null;
+            if (audioStream != null)
+            {
+                audioStreamIndex = audioStream.Index;
+            }
 
             MediaStream videoStream = item.VideoStream;
 

MediaBrowser.Model/Dto/MediaSourceInfo.cs

@@ -150,7 +150,12 @@ namespace MediaBrowser.Model.Dto
                 }
             }
 
-            return numStreams == 0 ? (int?)null : numMatches;
+            if (numStreams == 0)
+            {
+                return null;
+            }
+
+            return numMatches;
         }
 
         public bool? IsSecondaryAudio(MediaStream stream)

MediaBrowser.XbmcMetadata/Parsers/BaseNfoParser.cs

@@ -138,6 +138,20 @@ namespace MediaBrowser.XbmcMetadata.Parsers
 
                     xml = xml.Substring(0, index + 1);
                 }
+                else
+                {
+                    // If the file is just an Imdb url, handle that
+
+                    var imdbId = xml.Split('/')
+                        .FirstOrDefault(i => i.StartsWith("tt", StringComparison.OrdinalIgnoreCase));
+
+                    if (!string.IsNullOrWhiteSpace(imdbId))
+                    {
+                        item.SetProviderId(MetadataProviders.Imdb, imdbId);
+                    }
+
+                    return;
+                }
 
                 using (var ms = new MemoryStream())
                 {

MediaBrowser.XbmcMetadata/Savers/BaseNfoSaver.cs

@@ -275,6 +275,10 @@ namespace MediaBrowser.XbmcMetadata.Savers
                 {
 
                 }
+                catch (XmlException ex)
+                {
+                    Logger.ErrorException("Error reading existng nfo", ex);
+                }
 
                 writer.WriteEndElement();