From cfa8f6c6eca1b58a34a684c17a51b14fb4306f8b Mon Sep 17 00:00:00 2001
From: Luke Pulverenti <luke.pulverenti@gmail.com>
Date: Thu, 28 Jan 2016 22:40:21 -0500
Subject: reduce use of timers throughout the system

Conflicts:
	MediaBrowser.Common.Implementations/Networking/BaseNetworkManager.cs
---
 .../Channels/ChannelManager.cs                     | 61 ++--------------------
 1 file changed, 3 insertions(+), 58 deletions(-)

(limited to 'MediaBrowser.Server.Implementations/Channels')

diff --git a/MediaBrowser.Server.Implementations/Channels/ChannelManager.cs b/MediaBrowser.Server.Implementations/Channels/ChannelManager.cs
index b115c3bfd..284556c72 100644
--- a/MediaBrowser.Server.Implementations/Channels/ChannelManager.cs
+++ b/MediaBrowser.Server.Implementations/Channels/ChannelManager.cs
@@ -29,7 +29,7 @@ using CommonIO;
 
 namespace MediaBrowser.Server.Implementations.Channels
 {
-    public class ChannelManager : IChannelManager, IDisposable
+    public class ChannelManager : IChannelManager
     {
         private IChannel[] _channels;
 
@@ -47,11 +47,6 @@ namespace MediaBrowser.Server.Implementations.Channels
         private readonly ILocalizationManager _localization;
         private readonly ConcurrentDictionary<Guid, bool> _refreshedItems = new ConcurrentDictionary<Guid, bool>();
 
-        private readonly ConcurrentDictionary<string, int> _downloadCounts = new ConcurrentDictionary<string, int>();
-
-        private Timer _refreshTimer;
-        private Timer _clearDownloadCountsTimer;
-
         public ChannelManager(IUserManager userManager, IDtoService dtoService, ILibraryManager libraryManager, ILogger logger, IServerConfigurationManager config, IFileSystem fileSystem, IUserDataManager userDataManager, IJsonSerializer jsonSerializer, ILocalizationManager localization, IHttpClient httpClient, IProviderManager providerManager)
         {
             _userManager = userManager;
@@ -65,9 +60,6 @@ namespace MediaBrowser.Server.Implementations.Channels
             _localization = localization;
             _httpClient = httpClient;
             _providerManager = providerManager;
-
-            _refreshTimer = new Timer(s => _refreshedItems.Clear(), null, TimeSpan.FromHours(3), TimeSpan.FromHours(3));
-            _clearDownloadCountsTimer = new Timer(s => _downloadCounts.Clear(), null, TimeSpan.FromHours(24), TimeSpan.FromHours(24));
         }
 
         private TimeSpan CacheLength
@@ -206,6 +198,8 @@ namespace MediaBrowser.Server.Implementations.Channels
 
         public async Task RefreshChannels(IProgress<double> progress, CancellationToken cancellationToken)
         {
+            _refreshedItems.Clear();
+
             var allChannelsList = GetAllChannels().ToList();
 
             var numComplete = 0;
@@ -1471,12 +1465,6 @@ namespace MediaBrowser.Server.Implementations.Channels
 
             var limit = features.DailyDownloadLimit;
 
-            if (!ValidateDownloadLimit(host, limit))
-            {
-                _logger.Error(string.Format("Download limit has been reached for {0}", channel.Name));
-                throw new ChannelDownloadException(string.Format("Download limit has been reached for {0}", channel.Name));
-            }
-
             foreach (var header in source.RequiredHttpHeaders)
             {
                 options.RequestHeaders[header.Key] = header.Value;
@@ -1495,8 +1483,6 @@ namespace MediaBrowser.Server.Implementations.Channels
                 };
             }
 
-            IncrementDownloadCount(host, limit);
-
             if (string.Equals(item.MediaType, MediaType.Video, StringComparison.OrdinalIgnoreCase) && response.ContentType.StartsWith("video/", StringComparison.OrdinalIgnoreCase))
             {
                 var extension = response.ContentType.Split('/')
@@ -1531,46 +1517,5 @@ namespace MediaBrowser.Server.Implementations.Channels
 
             }
         }
-
-        private void IncrementDownloadCount(string key, int? limit)
-        {
-            if (!limit.HasValue)
-            {
-                return;
-            }
-
-            int current;
-            _downloadCounts.TryGetValue(key, out current);
-
-            current++;
-            _downloadCounts.AddOrUpdate(key, current, (k, v) => current);
-        }
-
-        private bool ValidateDownloadLimit(string key, int? limit)
-        {
-            if (!limit.HasValue)
-            {
-                return true;
-            }
-
-            int current;
-            _downloadCounts.TryGetValue(key, out current);
-
-            return current < limit.Value;
-        }
-
-        public void Dispose()
-        {
-            if (_clearDownloadCountsTimer != null)
-            {
-                _clearDownloadCountsTimer.Dispose();
-                _clearDownloadCountsTimer = null;
-            }
-            if (_refreshTimer != null)
-            {
-                _refreshTimer.Dispose();
-                _refreshTimer = null;
-            }
-        }
     }
 }
-- 
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