jellyfin-server/MediaBrowser.ServerApplication/EntryPoints/KeepServerAwake.cs
2014-05-09 00:36:13 -04:00

79 lines
2.1 KiB
C#

using MediaBrowser.Controller.Plugins;
using MediaBrowser.Controller.Session;
using MediaBrowser.Model.Logging;
using System;
using System.Linq;
using System.Runtime.InteropServices;
using System.Threading;
namespace MediaBrowser.ServerApplication.EntryPoints
{
public class KeepServerAwake : IServerEntryPoint
{
private readonly ISessionManager _sessionManager;
private readonly ILogger _logger;
private Timer _timer;
public KeepServerAwake(ISessionManager sessionManager, ILogger logger)
{
_sessionManager = sessionManager;
_logger = logger;
}
public void Run()
{
_timer = new Timer(obj =>
{
var now = DateTime.UtcNow;
if (_sessionManager.Sessions.Any(i => (now - i.LastActivityDate).TotalMinutes < 5))
{
KeepAlive();
}
}, null, TimeSpan.FromMinutes(5), TimeSpan.FromMinutes(5));
}
private void KeepAlive()
{
try
{
SystemHelper.ResetStandbyTimer();
}
catch (Exception ex)
{
_logger.ErrorException("Error resetting system standby timer", ex);
}
}
public void Dispose()
{
if (_timer != null)
{
_timer.Dispose();
_timer = null;
}
}
}
internal enum EXECUTION_STATE : uint
{
ES_NONE = 0,
ES_SYSTEM_REQUIRED = 0x00000001,
ES_DISPLAY_REQUIRED = 0x00000002,
ES_USER_PRESENT = 0x00000004,
ES_AWAYMODE_REQUIRED = 0x00000040,
ES_CONTINUOUS = 0x80000000
}
public class SystemHelper
{
[DllImport("kernel32.dll", CharSet = CharSet.Auto, SetLastError = true)]
static extern EXECUTION_STATE SetThreadExecutionState(EXECUTION_STATE esFlags);
public static void ResetStandbyTimer()
{
EXECUTION_STATE es = SetThreadExecutionState(EXECUTION_STATE.ES_SYSTEM_REQUIRED);
}
}
}