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using MediaBrowser.ApiInteraction;
using MediaBrowser.Common.IO;
using MediaBrowser.Common.Kernel;
using MediaBrowser.Common.Logging;
using MediaBrowser.Model.Connectivity;
using MediaBrowser.Model.Logging;
using MediaBrowser.Model.Net;
using MediaBrowser.UI.Configuration;
using MediaBrowser.UI.Playback;
using System;
using System.Collections.Generic;
using System.ComponentModel.Composition;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Net;
using System.Net.Cache;
using System.Net.Http;
using System.Reflection;
using System.Threading.Tasks;
namespace MediaBrowser.UI.Controller
{
/// <summary>
/// This controls application logic as well as server interaction within the UI.
/// </summary>
public class UIKernel : BaseKernel<UIApplicationConfiguration, UIApplicationPaths>
{
/// <summary>
/// Gets the instance.
/// </summary>
/// <value>The instance.</value>
public static UIKernel Instance { get; private set; }
/// <summary>
/// Gets the API client.
/// </summary>
/// <value>The API client.</value>
public ApiClient ApiClient { get; private set; }
/// <summary>
/// Gets the playback manager.
/// </summary>
/// <value>The playback manager.</value>
public PlaybackManager PlaybackManager { get; private set; }
/// <summary>
/// Initializes a new instance of the <see cref="UIKernel" /> class.
/// </summary>
public UIKernel(IIsoManager isoManager, ILogger logger)
: base(isoManager, logger)
{
Instance = this;
}
/// <summary>
/// Gets the media players.
/// </summary>
/// <value>The media players.</value>
[ImportMany(typeof(BaseMediaPlayer))]
public IEnumerable<BaseMediaPlayer> MediaPlayers { get; private set; }
/// <summary>
/// Gets the list of currently loaded themes
/// </summary>
/// <value>The themes.</value>
[ImportMany(typeof(BaseTheme))]
public IEnumerable<BaseTheme> Themes { get; private set; }
/// <summary>
/// Gets the kernel context.
/// </summary>
/// <value>The kernel context.</value>
public override KernelContext KernelContext
{
get { return KernelContext.Ui; }
}
/// <summary>
/// Gets the UDP server port number.
/// </summary>
/// <value>The UDP server port number.</value>
public override int UdpServerPortNumber
{
get { return 7360; }
}
/// <summary>
/// Give the UI a different url prefix so that they can share the same port, in case they are installed on the same machine.
/// </summary>
/// <value>The HTTP server URL prefix.</value>
public override string HttpServerUrlPrefix
{
get
{
return "http://+:" + Configuration.HttpServerPortNumber + "/mediabrowserui/";
}
}
/// <summary>
/// Reload api client and update plugins after loading configuration
/// </summary>
/// <returns>Task.</returns>
protected override async Task OnConfigurationLoaded()
{
ReloadApiClient();
try
{
await new PluginUpdater(Logger).UpdatePlugins().ConfigureAwait(false);
}
catch (HttpException ex)
{
Logger.ErrorException("Error updating plugins from the server", ex);
}
}
/// <summary>
/// Disposes the current ApiClient and creates a new one
/// </summary>
private void ReloadApiClient()
{
DisposeApiClient();
var logger = LogManager.GetLogger("ApiClient");
ApiClient = new ApiClient(logger, new AsyncHttpClient(new WebRequestHandler
{
AutomaticDecompression = DecompressionMethods.Deflate,
CachePolicy = new RequestCachePolicy(RequestCacheLevel.Revalidate)
}))
{
ServerHostName = Configuration.ServerHostName,
ServerApiPort = Configuration.ServerApiPort,
ClientType = ClientType.Pc,
DeviceName = Environment.MachineName,
SerializationFormat = SerializationFormats.Json
};
}
/// <summary>
/// Reloads the internal.
/// </summary>
/// <returns>Task.</returns>
protected override Task ReloadInternal()
{
PlaybackManager = new PlaybackManager(this, Logger);
return base.ReloadInternal();
}
/// <summary>
/// Called when [composable parts loaded].
/// </summary>
/// <returns>Task.</returns>
protected override async Task OnComposablePartsLoaded()
{
await base.OnComposablePartsLoaded().ConfigureAwait(false);
// Once plugins have loaded give the api a reference to our protobuf serializer
DataSerializer.DynamicSerializer = ProtobufSerializer.TypeModel;
}
/// <summary>
/// Disposes the current ApiClient
/// </summary>
private void DisposeApiClient()
{
if (ApiClient != null)
{
ApiClient.Dispose();
}
}
/// <summary>
/// Releases unmanaged and - optionally - managed resources.
/// </summary>
/// <param name="dispose"><c>true</c> to release both managed and unmanaged resources; <c>false</c> to release only unmanaged resources.</param>
protected override void Dispose(bool dispose)
{
if (dispose)
{
DisposeApiClient();
}
base.Dispose(dispose);
}
}
}
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