update guide

4 files changed, 26 insertions, 16 deletions

diff --git a/MediaBrowser.Server.Implementations/LiveTv/LiveTvManager.cs b/MediaBrowser.Server.Implementations/LiveTv/LiveTvManager.cs
index 26007f1451..cabe04f0fb 100644
--- a/MediaBrowser.Server.Implementations/LiveTv/LiveTvManager.cs
+++ b/MediaBrowser.Server.Implementations/LiveTv/LiveTvManager.cs
@@ -1,5 +1,4 @@
-using System.IO;
-using MediaBrowser.Common;
+using MediaBrowser.Common;
 using MediaBrowser.Common.Configuration;
 using MediaBrowser.Common.Extensions;
 using MediaBrowser.Common.IO;
@@ -26,6 +25,7 @@ using MoreLinq;
 using System;
 using System.Collections.Concurrent;
 using System.Collections.Generic;
+using System.IO;
 using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
@@ -59,8 +59,6 @@ namespace MediaBrowser.Server.Implementations.LiveTv
 
         private readonly SemaphoreSlim _refreshRecordingsLock = new SemaphoreSlim(1, 1);
 
-        private readonly ConcurrentDictionary<Guid, Guid> _refreshedPrograms = new ConcurrentDictionary<Guid, Guid>();
-
         private readonly List<ITunerHost> _tunerHosts = new List<ITunerHost>();
         private readonly List<IListingsProvider> _listingProviders = new List<IListingsProvider>();
         private readonly IFileSystem _fileSystem;
@@ -253,7 +251,7 @@ namespace MediaBrowser.Server.Implementations.LiveTv
 
             var now = DateTime.UtcNow;
 
-            var programs = _libraryManager.GetItems(new InternalItemsQuery
+            var programs = _libraryManager.QueryItems(new InternalItemsQuery
             {
                 IncludeItemTypes = new[] { typeof(LiveTvProgram).Name },
                 MaxStartDate = now,
@@ -799,7 +797,7 @@ namespace MediaBrowser.Server.Implementations.LiveTv
                 }
             }
 
-            IEnumerable<LiveTvProgram> programs = _libraryManager.GetItems(internalQuery).Items.Cast<LiveTvProgram>();
+            IEnumerable<LiveTvProgram> programs = _libraryManager.QueryItems(internalQuery).Items.Cast<LiveTvProgram>();
 
             programs = _libraryManager.Sort(programs, user, query.SortBy, query.SortOrder ?? SortOrder.Ascending)
                 .Cast<LiveTvProgram>();
@@ -869,7 +867,7 @@ namespace MediaBrowser.Server.Implementations.LiveTv
                 }
             }
 
-            IEnumerable<LiveTvProgram> programs = _libraryManager.GetItems(internalQuery).Items.Cast<LiveTvProgram>();
+            IEnumerable<LiveTvProgram> programs = _libraryManager.QueryItems(internalQuery).Items.Cast<LiveTvProgram>();
 
             var programList = programs.ToList();
 
@@ -1081,8 +1079,6 @@ namespace MediaBrowser.Server.Implementations.LiveTv
             await CleanDatabaseInternal(newChannelIdList, new[] { typeof(LiveTvChannel).Name }, progress, cancellationToken).ConfigureAwait(false);
             await CleanDatabaseInternal(newProgramIdList, new[] { typeof(LiveTvProgram).Name }, progress, cancellationToken).ConfigureAwait(false);
 
-            _refreshedPrograms.Clear();
-
             // Load these now which will prefetch metadata
             var dtoOptions = new DtoOptions();
             dtoOptions.Fields.Remove(ItemFields.SyncInfo);
diff --git a/MediaBrowser.Server.Implementations/LiveTv/TunerHosts/BaseTunerHost.cs b/MediaBrowser.Server.Implementations/LiveTv/TunerHosts/BaseTunerHost.cs
index fb6fa9084b..649cecc85c 100644
--- a/MediaBrowser.Server.Implementations/LiveTv/TunerHosts/BaseTunerHost.cs
+++ b/MediaBrowser.Server.Implementations/LiveTv/TunerHosts/BaseTunerHost.cs
@@ -176,7 +176,7 @@ namespace MediaBrowser.Server.Implementations.LiveTv.TunerHosts
 
                     if (stream != null)
                     {
-                        return null;
+                        return stream;
                     }
                 }
             }
@@ -184,7 +184,20 @@ namespace MediaBrowser.Server.Implementations.LiveTv.TunerHosts
             throw new LiveTvConflictException();
         }
 
-        protected abstract Task<bool> IsAvailable(TunerHostInfo tuner, string channelId, CancellationToken cancellationToken);
+        protected async Task<bool> IsAvailable(TunerHostInfo tuner, string channelId, CancellationToken cancellationToken)
+        {
+            try
+            {
+                return await IsAvailableInternal(tuner, channelId, cancellationToken).ConfigureAwait(false);
+            }
+            catch (Exception ex)
+            {
+                Logger.ErrorException("Error checking tuner availability", ex);
+                return false;
+            }
+        }
+
+        protected abstract Task<bool> IsAvailableInternal(TunerHostInfo tuner, string channelId, CancellationToken cancellationToken);
 
         protected abstract bool IsValidChannelId(string channelId);
 
diff --git a/MediaBrowser.Server.Implementations/LiveTv/TunerHosts/HdHomerun/HdHomerunHost.cs b/MediaBrowser.Server.Implementations/LiveTv/TunerHosts/HdHomerun/HdHomerunHost.cs
index 307a61588b..5890e24eb8 100644
--- a/MediaBrowser.Server.Implementations/LiveTv/TunerHosts/HdHomerun/HdHomerunHost.cs
+++ b/MediaBrowser.Server.Implementations/LiveTv/TunerHosts/HdHomerun/HdHomerunHost.cs
@@ -128,7 +128,7 @@ namespace MediaBrowser.Server.Implementations.LiveTv.TunerHosts.HdHomerun
                             var name = line.Substring(0, index - 1);
                             var currentChannel = line.Substring(index + 7);
                             if (currentChannel != "none") { status = LiveTvTunerStatus.LiveTv; } else { status = LiveTvTunerStatus.Available; }
-                            tuners.Add(new LiveTvTunerInfo()
+                            tuners.Add(new LiveTvTunerInfo
                             {
                                 Name = name,
                                 SourceType = string.IsNullOrWhiteSpace(model) ? Name : model,
@@ -385,10 +385,11 @@ namespace MediaBrowser.Server.Implementations.LiveTv.TunerHosts.HdHomerun
             await GetChannels(info, false, CancellationToken.None).ConfigureAwait(false);
         }
 
-        protected override async Task<bool> IsAvailable(TunerHostInfo tuner, string channelId, CancellationToken cancellationToken)
+        protected override async Task<bool> IsAvailableInternal(TunerHostInfo tuner, string channelId, CancellationToken cancellationToken)
         {
-            // TODO
-            return true;
+            var info = await GetTunerInfos(tuner, cancellationToken).ConfigureAwait(false);
+
+            return info.Any(i => i.Status == LiveTvTunerStatus.Available);
         }
     }
 }
diff --git a/MediaBrowser.Server.Implementations/LiveTv/TunerHosts/M3UTunerHost.cs b/MediaBrowser.Server.Implementations/LiveTv/TunerHosts/M3UTunerHost.cs
index bd0feb5737..e19b17ca42 100644
--- a/MediaBrowser.Server.Implementations/LiveTv/TunerHosts/M3UTunerHost.cs
+++ b/MediaBrowser.Server.Implementations/LiveTv/TunerHosts/M3UTunerHost.cs
@@ -210,7 +210,7 @@ namespace MediaBrowser.Server.Implementations.LiveTv.TunerHosts
             throw new NotImplementedException();
         }
 
-        protected override Task<bool> IsAvailable(TunerHostInfo tuner, string channelId, CancellationToken cancellationToken)
+        protected override Task<bool> IsAvailableInternal(TunerHostInfo tuner, string channelId, CancellationToken cancellationToken)
         {
             return Task.FromResult(true);
         }