mirror of
https://github.com/jellyfin/jellyfin.git
synced 2024-09-06 19:37:55 +02:00
119 lines
2.9 KiB
C#
119 lines
2.9 KiB
C#
using MediaBrowser.Common.Configuration;
|
|
using MediaBrowser.Common.Extensions;
|
|
using MediaBrowser.Common.Net;
|
|
using MediaBrowser.Model.Logging;
|
|
using System;
|
|
using System.IO;
|
|
using System.Text;
|
|
|
|
namespace MediaBrowser.Common.Implementations.Devices
|
|
{
|
|
public class DeviceId
|
|
{
|
|
private readonly IApplicationPaths _appPaths;
|
|
private readonly INetworkManager _networkManager;
|
|
private readonly ILogger _logger;
|
|
|
|
private readonly object _syncLock = new object();
|
|
|
|
private string CachePath
|
|
{
|
|
get { return Path.Combine(_appPaths.DataPath, "device.txt"); }
|
|
}
|
|
|
|
private string GetCachedId()
|
|
{
|
|
try
|
|
{
|
|
lock (_syncLock)
|
|
{
|
|
var value = File.ReadAllText(CachePath, Encoding.UTF8);
|
|
|
|
Guid guid;
|
|
if (Guid.TryParse(value, out guid))
|
|
{
|
|
return value;
|
|
}
|
|
|
|
_logger.Error("Invalid value found in device id file");
|
|
}
|
|
}
|
|
catch (FileNotFoundException ex)
|
|
{
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
_logger.ErrorException("Error reading file", ex);
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
private void SaveId(string id)
|
|
{
|
|
try
|
|
{
|
|
var path = CachePath;
|
|
|
|
Directory.CreateDirectory(Path.GetDirectoryName(path));
|
|
|
|
lock (_syncLock)
|
|
{
|
|
File.WriteAllText(path, id, Encoding.UTF8);
|
|
}
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
_logger.ErrorException("Error writing to file", ex);
|
|
}
|
|
}
|
|
|
|
private string GetNewId()
|
|
{
|
|
// When generating an Id, base it off of the app path + mac address
|
|
// But we can't fail here, so if we can't get the mac address then just use a random guid
|
|
|
|
string mac;
|
|
|
|
try
|
|
{
|
|
mac = _networkManager.GetMacAddress();
|
|
}
|
|
catch
|
|
{
|
|
mac = Guid.NewGuid().ToString("N");
|
|
}
|
|
|
|
mac += "-" + _appPaths.ApplicationPath;
|
|
|
|
return mac.GetMD5().ToString("N");
|
|
}
|
|
|
|
private string GetDeviceId()
|
|
{
|
|
var id = GetCachedId();
|
|
|
|
if (string.IsNullOrWhiteSpace(id))
|
|
{
|
|
id = GetNewId();
|
|
SaveId(id);
|
|
}
|
|
|
|
return id;
|
|
}
|
|
|
|
private string _id;
|
|
|
|
public DeviceId(IApplicationPaths appPaths, ILogger logger, INetworkManager networkManager)
|
|
{
|
|
_appPaths = appPaths;
|
|
_logger = logger;
|
|
_networkManager = networkManager;
|
|
}
|
|
|
|
public string Value
|
|
{
|
|
get { return _id ?? (_id = GetDeviceId()); }
|
|
}
|
|
}
|
|
}
|