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Clean up TunerHost classes

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This commit is contained in:
Patrick Barron 2020-08-04 18:58:14 -04:00
parent 43fa983414
commit 5c65abcd94
3 changed files with 46 additions and 54 deletions
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36
Emby.Server.Implementations/LiveTv/TunerHosts/BaseTunerHost.cs
View File

@ -1,10 +1,10 @@
#pragma warning disable CS1591
using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text.Json;
using System.Threading;
using System.Threading.Tasks;
using MediaBrowser.Common.Configuration;
@ -14,7 +14,7 @@ using MediaBrowser.Controller.LiveTv;
using MediaBrowser.Model.Dto;
using MediaBrowser.Model.IO;
using MediaBrowser.Model.LiveTv;
using MediaBrowser.Model.Serialization;
using Microsoft.Extensions.Caching.Memory;
using Microsoft.Extensions.Logging;
namespace Emby.Server.Implementations.LiveTv.TunerHosts
@ -23,17 +23,15 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts
{
protected readonly IServerConfigurationManager Config;
protected readonly ILogger<BaseTunerHost> Logger;
protected IJsonSerializer JsonSerializer;
protected readonly IFileSystem FileSystem;
private readonly ConcurrentDictionary<string, ChannelCache> _channelCache =
new ConcurrentDictionary<string, ChannelCache>(StringComparer.OrdinalIgnoreCase);
private readonly IMemoryCache _memoryCache;
protected BaseTunerHost(IServerConfigurationManager config, ILogger<BaseTunerHost> logger, IJsonSerializer jsonSerializer, IFileSystem fileSystem)
protected BaseTunerHost(IServerConfigurationManager config, ILogger<BaseTunerHost> logger, IFileSystem fileSystem, IMemoryCache memoryCache)
{
Config = config;
Logger = logger;
JsonSerializer = jsonSerializer;
_memoryCache = memoryCache;
FileSystem = fileSystem;
}
@ -44,23 +42,19 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts
public async Task<List<ChannelInfo>> GetChannels(TunerHostInfo tuner, bool enableCache, CancellationToken cancellationToken)
{
ChannelCache cache = null;
var key = tuner.Id;
if (enableCache && !string.IsNullOrEmpty(key) && _channelCache.TryGetValue(key, out cache))
if (enableCache && !string.IsNullOrEmpty(key) && _memoryCache.TryGetValue(key, out List<ChannelInfo> cache))
{
return cache.Channels.ToList();
return cache;
}
var result = await GetChannelsInternal(tuner, cancellationToken).ConfigureAwait(false);
var list = result.ToList();
var list = await GetChannelsInternal(tuner, cancellationToken).ConfigureAwait(false);
// logger.LogInformation("Channels from {0}: {1}", tuner.Url, JsonSerializer.SerializeToString(list));
if (!string.IsNullOrEmpty(key) && list.Count > 0)
{
cache = cache ?? new ChannelCache();
cache.Channels = list;
_channelCache.AddOrUpdate(key, cache, (k, v) => cache);
_memoryCache.CreateEntry(key).SetValue(list);
}
return list;
@ -95,7 +89,8 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts
try
{
Directory.CreateDirectory(Path.GetDirectoryName(channelCacheFile));
JsonSerializer.SerializeToFile(channels, channelCacheFile);
await using var writeStream = File.OpenWrite(channelCacheFile);
await JsonSerializer.SerializeAsync(writeStream, channels, cancellationToken: cancellationToken).ConfigureAwait(false);
}
catch (IOException)
{
@ -110,7 +105,9 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts
{
try
{
var channels = JsonSerializer.DeserializeFromFile<List<ChannelInfo>>(channelCacheFile);
await using var readStream = File.OpenRead(channelCacheFile);
var channels = await JsonSerializer.DeserializeAsync<List<ChannelInfo>>(readStream, cancellationToken: cancellationToken)
.ConfigureAwait(false);
list.AddRange(channels);
}
catch (IOException)
@ -233,10 +230,5 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts
{
return Config.GetConfiguration<LiveTvOptions>("livetv");
}
private class ChannelCache
{
public List<ChannelInfo> Channels;
}
}
}

56
Emby.Server.Implementations/LiveTv/TunerHosts/HdHomerun/HdHomerunHost.cs
View File

@ -7,6 +7,7 @@ using System.IO;
using System.Linq;
using System.Net;
using System.Net.Http;
using System.Text.Json;
using System.Threading;
using System.Threading.Tasks;
using MediaBrowser.Common.Configuration;
@ -23,7 +24,7 @@ using MediaBrowser.Model.IO;
using MediaBrowser.Model.LiveTv;
using MediaBrowser.Model.MediaInfo;
using MediaBrowser.Model.Net;
using MediaBrowser.Model.Serialization;
using Microsoft.Extensions.Caching.Memory;
using Microsoft.Extensions.Logging;
namespace Emby.Server.Implementations.LiveTv.TunerHosts.HdHomerun
@ -39,14 +40,14 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts.HdHomerun
public HdHomerunHost(
IServerConfigurationManager config,
ILogger<HdHomerunHost> logger,
IJsonSerializer jsonSerializer,
IFileSystem fileSystem,
IHttpClient httpClient,
IServerApplicationHost appHost,
ISocketFactory socketFactory,
INetworkManager networkManager,
IStreamHelper streamHelper)
: base(config, logger, jsonSerializer, fileSystem)
IStreamHelper streamHelper,
IMemoryCache memoryCache)
: base(config, logger, fileSystem, memoryCache)
{
_httpClient = httpClient;
_appHost = appHost;
@ -75,18 +76,17 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts.HdHomerun
BufferContent = false
};
using (var response = await _httpClient.SendAsync(options, HttpMethod.Get).ConfigureAwait(false))
using (var stream = response.Content)
using var response = await _httpClient.SendAsync(options, HttpMethod.Get).ConfigureAwait(false);
await using var stream = response.Content;
var lineup = await JsonSerializer.DeserializeAsync<List<Channels>>(stream, cancellationToken: cancellationToken)
.ConfigureAwait(false) ?? new List<Channels>();
if (info.ImportFavoritesOnly)
{
var lineup = await JsonSerializer.DeserializeFromStreamAsync<List<Channels>>(stream).ConfigureAwait(false) ?? new List<Channels>();
if (info.ImportFavoritesOnly)
{
lineup = lineup.Where(i => i.Favorite).ToList();
}
return lineup.Where(i => !i.DRM).ToList();
lineup = lineup.Where(i => i.Favorite).ToList();
}
return lineup.Where(i => !i.DRM).ToList();
}
private class HdHomerunChannelInfo : ChannelInfo
@ -132,30 +132,30 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts.HdHomerun
try
{
using (var response = await _httpClient.SendAsync(new HttpRequestOptions()
using var response = await _httpClient.SendAsync(
new HttpRequestOptions
{
Url = string.Format("{0}/discover.json", GetApiUrl(info)),
Url = string.Format(CultureInfo.InvariantCulture, "{0}/discover.json", GetApiUrl(info)),
CancellationToken = cancellationToken,
BufferContent = false
}, HttpMethod.Get).ConfigureAwait(false))
using (var stream = response.Content)
}, HttpMethod.Get).ConfigureAwait(false);
await using var stream = response.Content;
var discoverResponse = await JsonSerializer.DeserializeAsync<DiscoverResponse>(stream, cancellationToken: cancellationToken)
.ConfigureAwait(false);
if (!string.IsNullOrEmpty(cacheKey))
{
var discoverResponse = await JsonSerializer.DeserializeFromStreamAsync<DiscoverResponse>(stream).ConfigureAwait(false);
if (!string.IsNullOrEmpty(cacheKey))
lock (_modelCache)
{
lock (_modelCache)
{
_modelCache[cacheKey] = discoverResponse;
}
_modelCache[cacheKey] = discoverResponse;
}
return discoverResponse;
}
return discoverResponse;
}
catch (HttpException ex)
{
if (!throwAllExceptions && ex.StatusCode.HasValue && ex.StatusCode.Value == System.Net.HttpStatusCode.NotFound)
if (!throwAllExceptions && ex.StatusCode.HasValue && ex.StatusCode.Value == HttpStatusCode.NotFound)
{
var defaultValue = "HDHR";
var response = new DiscoverResponse

8
Emby.Server.Implementations/LiveTv/TunerHosts/M3UTunerHost.cs
View File

@ -18,7 +18,7 @@ using MediaBrowser.Model.Entities;
using MediaBrowser.Model.IO;
using MediaBrowser.Model.LiveTv;
using MediaBrowser.Model.MediaInfo;
using MediaBrowser.Model.Serialization;
using Microsoft.Extensions.Caching.Memory;
using Microsoft.Extensions.Logging;
using Microsoft.Net.Http.Headers;
@ -36,13 +36,13 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts
IServerConfigurationManager config,
IMediaSourceManager mediaSourceManager,
ILogger<M3UTunerHost> logger,
IJsonSerializer jsonSerializer,
IFileSystem fileSystem,
IHttpClient httpClient,
IServerApplicationHost appHost,
INetworkManager networkManager,
IStreamHelper streamHelper)
: base(config, logger, jsonSerializer, fileSystem)
IStreamHelper streamHelper,
IMemoryCache memoryCache)
: base(config, logger, fileSystem, memoryCache)
{
_httpClient = httpClient;
_appHost = appHost;