Merge branch 'master' into event-rewrite-1

# Conflicts:
#	Emby.Dlna/Emby.Dlna.csproj
#	Emby.Dlna/Eventing/DlnaEventManager.cs
#	Emby.Dlna/Service/BaseService.cs
#	Emby.Server.Implementations/ScheduledTasks/ScheduledTaskWorker.cs
#	MediaBrowser.Controller/Subtitles/SubtitleDownloadEventArgs.cs

6 files changed, 82 insertions, 74 deletions

diff --git a/Emby.Server.Implementations/LiveTv/EmbyTV/EncodedRecorder.cs b/Emby.Server.Implementations/LiveTv/EmbyTV/EncodedRecorder.cs
index d8ec107ec..612dc5238 100644
--- a/Emby.Server.Implementations/LiveTv/EmbyTV/EncodedRecorder.cs
+++ b/Emby.Server.Implementations/LiveTv/EmbyTV/EncodedRecorder.cs
@@ -230,7 +230,7 @@ namespace Emby.Server.Implementations.LiveTv.EmbyTV
 
             if (filters.Count > 0)
             {
-                output += string.Format(" -vf \"{0}\"", string.Join(",", filters.ToArray()));
+                output += string.Format(CultureInfo.InvariantCulture, " -vf \"{0}\"", string.Join(",", filters.ToArray()));
             }
 
             return output;
diff --git a/Emby.Server.Implementations/LiveTv/EmbyTV/EntryPoint.cs b/Emby.Server.Implementations/LiveTv/EmbyTV/EntryPoint.cs
index 69a9cb78a..a2ec2df37 100644
--- a/Emby.Server.Implementations/LiveTv/EmbyTV/EntryPoint.cs
+++ b/Emby.Server.Implementations/LiveTv/EmbyTV/EntryPoint.cs
@@ -5,7 +5,7 @@ using MediaBrowser.Controller.Plugins;
 
 namespace Emby.Server.Implementations.LiveTv.EmbyTV
 {
-    public class EntryPoint : IServerEntryPoint
+    public sealed class EntryPoint : IServerEntryPoint
     {
         /// <inheritdoc />
         public Task RunAsync()
diff --git a/Emby.Server.Implementations/LiveTv/Listings/SchedulesDirect.cs b/Emby.Server.Implementations/LiveTv/Listings/SchedulesDirect.cs
index 77a7069eb..c4d5cc58a 100644
--- a/Emby.Server.Implementations/LiveTv/Listings/SchedulesDirect.cs
+++ b/Emby.Server.Implementations/LiveTv/Listings/SchedulesDirect.cs
@@ -929,7 +929,7 @@ namespace Emby.Server.Implementations.LiveTv.Listings
 
         private static string NormalizeName(string value)
         {
-            return value.Replace(" ", string.Empty).Replace("-", string.Empty);
+            return value.Replace(" ", string.Empty, StringComparison.Ordinal).Replace("-", string.Empty, StringComparison.Ordinal);
         }
 
         public class ScheduleDirect
diff --git a/Emby.Server.Implementations/LiveTv/Listings/XmlTvListingsProvider.cs b/Emby.Server.Implementations/LiveTv/Listings/XmlTvListingsProvider.cs
index 0a93c4674..f33d07174 100644
--- a/Emby.Server.Implementations/LiveTv/Listings/XmlTvListingsProvider.cs
+++ b/Emby.Server.Implementations/LiveTv/Listings/XmlTvListingsProvider.cs
@@ -237,7 +237,7 @@ namespace Emby.Server.Implementations.LiveTv.Listings
                     && !programInfo.IsRepeat
                     && (programInfo.EpisodeNumber ?? 0) == 0)
                 {
-                    programInfo.ShowId = programInfo.ShowId + programInfo.StartDate.Ticks.ToString(CultureInfo.InvariantCulture);
+                    programInfo.ShowId += programInfo.StartDate.Ticks.ToString(CultureInfo.InvariantCulture);
                 }
             }
             else
@@ -246,7 +246,7 @@ namespace Emby.Server.Implementations.LiveTv.Listings
             }
 
             // Construct an id from the channel and start date
-            programInfo.Id = string.Format("{0}_{1:O}", program.ChannelId, program.StartDate);
+            programInfo.Id = string.Format(CultureInfo.InvariantCulture, "{0}_{1:O}", program.ChannelId, program.StartDate);
 
             if (programInfo.IsMovie)
             {
@@ -296,7 +296,6 @@ namespace Emby.Server.Implementations.LiveTv.Listings
                 Name = c.DisplayName,
                 ImageUrl = c.Icon != null && !string.IsNullOrEmpty(c.Icon.Source) ? c.Icon.Source : null,
                 Number = string.IsNullOrWhiteSpace(c.Number) ? c.Id : c.Number
-
             }).ToList();
         }
     }
diff --git a/Emby.Server.Implementations/LiveTv/LiveTvManager.cs b/Emby.Server.Implementations/LiveTv/LiveTvManager.cs
index ef505c78e..a898a564f 100644
--- a/Emby.Server.Implementations/LiveTv/LiveTvManager.cs
+++ b/Emby.Server.Implementations/LiveTv/LiveTvManager.cs
@@ -41,6 +41,7 @@ namespace Emby.Server.Implementations.LiveTv
     /// </summary>
     public class LiveTvManager : ILiveTvManager, IDisposable
     {
+        private const int MaxGuideDays = 14;
         private const string ExternalServiceTag = "ExternalServiceId";
 
         private const string EtagKey = "ProgramEtag";
@@ -421,7 +422,7 @@ namespace Emby.Server.Implementations.LiveTv
             }
         }
 
-        private LiveTvChannel GetChannel(ChannelInfo channelInfo, string serviceName, BaseItem parentFolder, CancellationToken cancellationToken)
+        private async Task<LiveTvChannel> GetChannelAsync(ChannelInfo channelInfo, string serviceName, BaseItem parentFolder, CancellationToken cancellationToken)
         {
             var parentFolderId = parentFolder.Id;
             var isNew = false;
@@ -511,7 +512,7 @@ namespace Emby.Server.Implementations.LiveTv
             }
             else if (forceUpdate)
             {
-                _libraryManager.UpdateItem(item, parentFolder, ItemUpdateType.MetadataImport, cancellationToken);
+                await _libraryManager.UpdateItemAsync(item, parentFolder, ItemUpdateType.MetadataImport, cancellationToken).ConfigureAwait(false);
             }
 
             return item;
@@ -560,7 +561,7 @@ namespace Emby.Server.Implementations.LiveTv
 
             item.Audio = info.Audio;
             item.ChannelId = channel.Id;
-            item.CommunityRating = item.CommunityRating ?? info.CommunityRating;
+            item.CommunityRating ??= info.CommunityRating;
             if ((item.CommunityRating ?? 0).Equals(0))
             {
                 item.CommunityRating = null;
@@ -645,8 +646,8 @@ namespace Emby.Server.Implementations.LiveTv
             item.IsSeries = isSeries;
 
             item.Name = info.Name;
-            item.OfficialRating = item.OfficialRating ?? info.OfficialRating;
-            item.Overview = item.Overview ?? info.Overview;
+            item.OfficialRating ??= info.OfficialRating;
+            item.Overview ??= info.Overview;
             item.RunTimeTicks = (info.EndDate - info.StartDate).Ticks;
             item.ProviderIds = info.ProviderIds;
 
@@ -683,19 +684,23 @@ namespace Emby.Server.Implementations.LiveTv
             {
                 if (!string.IsNullOrWhiteSpace(info.ImagePath))
                 {
-                    item.SetImage(new ItemImageInfo
-                    {
-                        Path = info.ImagePath,
-                        Type = ImageType.Primary
-                    }, 0);
+                    item.SetImage(
+                        new ItemImageInfo
+                        {
+                            Path = info.ImagePath,
+                            Type = ImageType.Primary
+                        },
+                        0);
                 }
                 else if (!string.IsNullOrWhiteSpace(info.ImageUrl))
                 {
-                    item.SetImage(new ItemImageInfo
-                    {
-                        Path = info.ImageUrl,
-                        Type = ImageType.Primary
-                    }, 0);
+                    item.SetImage(
+                        new ItemImageInfo
+                        {
+                            Path = info.ImageUrl,
+                            Type = ImageType.Primary
+                        },
+                        0);
                 }
             }
 
@@ -703,11 +708,13 @@ namespace Emby.Server.Implementations.LiveTv
             {
                 if (!string.IsNullOrWhiteSpace(info.ThumbImageUrl))
                 {
-                    item.SetImage(new ItemImageInfo
-                    {
-                        Path = info.ThumbImageUrl,
-                        Type = ImageType.Thumb
-                    }, 0);
+                    item.SetImage(
+                        new ItemImageInfo
+                        {
+                            Path = info.ThumbImageUrl,
+                            Type = ImageType.Thumb
+                        },
+                        0);
                 }
             }
 
@@ -715,11 +722,13 @@ namespace Emby.Server.Implementations.LiveTv
             {
                 if (!string.IsNullOrWhiteSpace(info.LogoImageUrl))
                 {
-                    item.SetImage(new ItemImageInfo
-                    {
-                        Path = info.LogoImageUrl,
-                        Type = ImageType.Logo
-                    }, 0);
+                    item.SetImage(
+                        new ItemImageInfo
+                        {
+                            Path = info.LogoImageUrl,
+                            Type = ImageType.Logo
+                        },
+                        0);
                 }
             }
 
@@ -727,11 +736,13 @@ namespace Emby.Server.Implementations.LiveTv
             {
                 if (!string.IsNullOrWhiteSpace(info.BackdropImageUrl))
                 {
-                    item.SetImage(new ItemImageInfo
-                    {
-                        Path = info.BackdropImageUrl,
-                        Type = ImageType.Backdrop
-                    }, 0);
+                    item.SetImage(
+                        new ItemImageInfo
+                        {
+                            Path = info.BackdropImageUrl,
+                            Type = ImageType.Backdrop
+                        },
+                        0);
                 }
             }
 
@@ -786,7 +797,6 @@ namespace Emby.Server.Implementations.LiveTv
 
             if (query.OrderBy.Count == 0)
             {
-
                 // Unless something else was specified, order by start date to take advantage of a specialized index
                 query.OrderBy = new[]
                 {
@@ -824,7 +834,7 @@ namespace Emby.Server.Implementations.LiveTv
 
             if (!string.IsNullOrWhiteSpace(query.SeriesTimerId))
             {
-                var seriesTimers = await GetSeriesTimersInternal(new SeriesTimerQuery { }, cancellationToken).ConfigureAwait(false);
+                var seriesTimers = await GetSeriesTimersInternal(new SeriesTimerQuery(), cancellationToken).ConfigureAwait(false);
                 var seriesTimer = seriesTimers.Items.FirstOrDefault(i => string.Equals(_tvDtoService.GetInternalSeriesTimerId(i.Id).ToString("N", CultureInfo.InvariantCulture), query.SeriesTimerId, StringComparison.OrdinalIgnoreCase));
                 if (seriesTimer != null)
                 {
@@ -847,13 +857,11 @@ namespace Emby.Server.Implementations.LiveTv
 
             var returnArray = _dtoService.GetBaseItemDtos(queryResult.Items, options, user);
 
-            var result = new QueryResult<BaseItemDto>
+            return new QueryResult<BaseItemDto>
             {
                 Items = returnArray,
                 TotalRecordCount = queryResult.TotalRecordCount
             };
-
-            return result;
         }
 
         public QueryResult<BaseItem> GetRecommendedProgramsInternal(InternalItemsQuery query, DtoOptions options, CancellationToken cancellationToken)
@@ -1121,7 +1129,7 @@ namespace Emby.Server.Implementations.LiveTv
 
                 try
                 {
-                    var item = GetChannel(channelInfo.Item2, channelInfo.Item1, parentFolder, cancellationToken);
+                    var item = await GetChannelAsync(channelInfo.Item2, channelInfo.Item1, parentFolder, cancellationToken).ConfigureAwait(false);
 
                     list.Add(item);
                 }
@@ -1138,7 +1146,7 @@ namespace Emby.Server.Implementations.LiveTv
                 double percent = numComplete;
                 percent /= allChannelsList.Count;
 
-                progress.Report(5 * percent + 10);
+                progress.Report((5 * percent) + 10);
             }
 
             progress.Report(15);
@@ -1173,7 +1181,6 @@ namespace Emby.Server.Implementations.LiveTv
 
                     var existingPrograms = _libraryManager.GetItemList(new InternalItemsQuery
                     {
-
                         IncludeItemTypes = new string[] { typeof(LiveTvProgram).Name },
                         ChannelIds = new Guid[] { currentChannel.Id },
                         DtoOptions = new DtoOptions(true)
@@ -1214,7 +1221,11 @@ namespace Emby.Server.Implementations.LiveTv
 
                     if (updatedPrograms.Count > 0)
                     {
-                        _libraryManager.UpdateItems(updatedPrograms, currentChannel, ItemUpdateType.MetadataImport, cancellationToken);
+                        await _libraryManager.UpdateItemsAsync(
+                            updatedPrograms,
+                            currentChannel,
+                            ItemUpdateType.MetadataImport,
+                            cancellationToken).ConfigureAwait(false);
                     }
 
                     currentChannel.IsMovie = isMovie;
@@ -1227,7 +1238,7 @@ namespace Emby.Server.Implementations.LiveTv
                         currentChannel.AddTag("Kids");
                     }
 
-                    currentChannel.UpdateToRepository(ItemUpdateType.MetadataImport, cancellationToken);
+                    await currentChannel.UpdateToRepositoryAsync(ItemUpdateType.MetadataImport, cancellationToken).ConfigureAwait(false);
                     await currentChannel.RefreshMetadata(
                         new MetadataRefreshOptions(new DirectoryService(_fileSystem))
                         {
@@ -1298,8 +1309,6 @@ namespace Emby.Server.Implementations.LiveTv
             }
         }
 
-        private const int MaxGuideDays = 14;
-
         private double GetGuideDays()
         {
             var config = GetConfiguration();
@@ -1712,7 +1721,7 @@ namespace Emby.Server.Implementations.LiveTv
 
             if (timer == null)
             {
-                throw new ResourceNotFoundException(string.Format("Timer with Id {0} not found", id));
+                throw new ResourceNotFoundException(string.Format(CultureInfo.InvariantCulture, "Timer with Id {0} not found", id));
             }
 
             var service = GetService(timer.ServiceName);
@@ -1731,7 +1740,7 @@ namespace Emby.Server.Implementations.LiveTv
 
             if (timer == null)
             {
-                throw new ResourceNotFoundException(string.Format("SeriesTimer with Id {0} not found", id));
+                throw new ResourceNotFoundException(string.Format(CultureInfo.InvariantCulture, "SeriesTimer with Id {0} not found", id));
             }
 
             var service = GetService(timer.ServiceName);
@@ -1743,10 +1752,12 @@ namespace Emby.Server.Implementations.LiveTv
 
         public async Task<TimerInfoDto> GetTimer(string id, CancellationToken cancellationToken)
         {
-            var results = await GetTimers(new TimerQuery
-            {
-                Id = id
-            }, cancellationToken).ConfigureAwait(false);
+            var results = await GetTimers(
+                new TimerQuery
+                {
+                    Id = id
+                },
+                cancellationToken).ConfigureAwait(false);
 
             return results.Items.FirstOrDefault(i => string.Equals(i.Id, id, StringComparison.OrdinalIgnoreCase));
         }
@@ -1794,10 +1805,7 @@ namespace Emby.Server.Implementations.LiveTv
             }
 
             var returnArray = timers
-                .Select(i =>
-                {
-                    return i.Item1;
-                })
+                .Select(i => i.Item1)
                 .ToArray();
 
             return new QueryResult<SeriesTimerInfo>
@@ -1968,7 +1976,7 @@ namespace Emby.Server.Implementations.LiveTv
 
             if (service == null)
             {
-                service = _services.First();
+                service = _services[0];
             }
 
             var info = await service.GetNewTimerDefaultsAsync(cancellationToken, programInfo).ConfigureAwait(false);
@@ -1994,9 +2002,7 @@ namespace Emby.Server.Implementations.LiveTv
         {
             var info = await GetNewTimerDefaultsInternal(cancellationToken).ConfigureAwait(false);
 
-            var obj = _tvDtoService.GetSeriesTimerInfoDto(info.Item1, info.Item2, null);
-
-            return obj;
+            return _tvDtoService.GetSeriesTimerInfoDto(info.Item1, info.Item2, null);
         }
 
         public async Task<SeriesTimerInfoDto> GetNewTimerDefaults(string programId, CancellationToken cancellationToken)
@@ -2125,6 +2131,7 @@ namespace Emby.Server.Implementations.LiveTv
         public void Dispose()
         {
             Dispose(true);
+            GC.SuppressFinalize(this);
         }
 
         private bool _disposed = false;
@@ -2447,8 +2454,7 @@ namespace Emby.Server.Implementations.LiveTv
                 .SelectMany(i => i.Locations)
                 .Distinct(StringComparer.OrdinalIgnoreCase)
                 .Select(i => _libraryManager.FindByPath(i, true))
-                .Where(i => i != null)
-                .Where(i => i.IsVisibleStandalone(user))
+                .Where(i => i != null && i.IsVisibleStandalone(user))
                 .SelectMany(i => _libraryManager.GetCollectionFolders(i))
                 .GroupBy(x => x.Id)
                 .Select(x => x.First())
diff --git a/Emby.Server.Implementations/LiveTv/TunerHosts/HdHomerun/HdHomerunHost.cs b/Emby.Server.Implementations/LiveTv/TunerHosts/HdHomerun/HdHomerunHost.cs
index c61189c0a..2b5f69d41 100644
--- a/Emby.Server.Implementations/LiveTv/TunerHosts/HdHomerun/HdHomerunHost.cs
+++ b/Emby.Server.Implementations/LiveTv/TunerHosts/HdHomerun/HdHomerunHost.cs
@@ -37,6 +37,8 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts.HdHomerun
         private readonly INetworkManager _networkManager;
         private readonly IStreamHelper _streamHelper;
 
+        private readonly Dictionary<string, DiscoverResponse> _modelCache = new Dictionary<string, DiscoverResponse>();
+
         public HdHomerunHost(
             IServerConfigurationManager config,
             ILogger<HdHomerunHost> logger,
@@ -114,7 +116,6 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts.HdHomerun
             }).Cast<ChannelInfo>().ToList();
         }
 
-        private readonly Dictionary<string, DiscoverResponse> _modelCache = new Dictionary<string, DiscoverResponse>();
         private async Task<DiscoverResponse> GetModelInfo(TunerHostInfo info, bool throwAllExceptions, CancellationToken cancellationToken)
         {
             var cacheKey = info.Id;
@@ -157,10 +158,10 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts.HdHomerun
             {
                 if (!throwAllExceptions && ex.StatusCode.HasValue && ex.StatusCode.Value == HttpStatusCode.NotFound)
                 {
-                    var defaultValue = "HDHR";
+                    const string DefaultValue = "HDHR";
                     var response = new DiscoverResponse
                     {
-                        ModelNumber = defaultValue
+                        ModelNumber = DefaultValue
                     };
                     if (!string.IsNullOrEmpty(cacheKey))
                     {
@@ -182,12 +183,14 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts.HdHomerun
         {
             var model = await GetModelInfo(info, false, cancellationToken).ConfigureAwait(false);
 
-            using (var response = await _httpClient.SendAsync(new HttpRequestOptions()
-            {
-                Url = string.Format("{0}/tuners.html", GetApiUrl(info)),
-                CancellationToken = cancellationToken,
-                BufferContent = false
-            }, HttpMethod.Get).ConfigureAwait(false))
+            using (var response = await _httpClient.SendAsync(
+                new HttpRequestOptions()
+                {
+                    Url = string.Format(CultureInfo.InvariantCulture, "{0}/tuners.html", GetApiUrl(info)),
+                    CancellationToken = cancellationToken,
+                    BufferContent = false
+                },
+                HttpMethod.Get).ConfigureAwait(false))
             using (var stream = response.Content)
             using (var sr = new StreamReader(stream, System.Text.Encoding.UTF8))
             {
@@ -730,7 +733,7 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts.HdHomerun
                 // Need a way to set the Receive timeout on the socket otherwise this might never timeout?
                 try
                 {
-                    await udpClient.SendToAsync(discBytes, 0, discBytes.Length, new IPEndPoint(IPAddress.Parse("255.255.255.255"), 65001), cancellationToken);
+                    await udpClient.SendToAsync(discBytes, 0, discBytes.Length, new IPEndPoint(IPAddress.Parse("255.255.255.255"), 65001), cancellationToken).ConfigureAwait(false);
                     var receiveBuffer = new byte[8192];
 
                     while (!cancellationToken.IsCancellationRequested)