jellyfin/Jellyfin.Server.Implementations/Users/DeviceAccessHost.cs
2024-02-07 10:52:36 -05:00

77 lines
2.4 KiB
C#

using System.Threading;
using System.Threading.Tasks;
using Jellyfin.Data.Entities;
using Jellyfin.Data.Enums;
using Jellyfin.Data.Events;
using Jellyfin.Data.Queries;
using MediaBrowser.Controller.Devices;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.Session;
using Microsoft.Extensions.Hosting;
namespace Jellyfin.Server.Implementations.Users;
/// <summary>
/// <see cref="IHostedService"/> responsible for managing user device permissions.
/// </summary>
public sealed class DeviceAccessHost : IHostedService
{
private readonly IUserManager _userManager;
private readonly IDeviceManager _deviceManager;
private readonly ISessionManager _sessionManager;
/// <summary>
/// Initializes a new instance of the <see cref="DeviceAccessHost"/> class.
/// </summary>
/// <param name="userManager">The <see cref="IUserManager"/>.</param>
/// <param name="deviceManager">The <see cref="IDeviceManager"/>.</param>
/// <param name="sessionManager">The <see cref="ISessionManager"/>.</param>
public DeviceAccessHost(IUserManager userManager, IDeviceManager deviceManager, ISessionManager sessionManager)
{
_userManager = userManager;
_deviceManager = deviceManager;
_sessionManager = sessionManager;
}
/// <inheritdoc />
public Task StartAsync(CancellationToken cancellationToken)
{
_userManager.OnUserUpdated += OnUserUpdated;
return Task.CompletedTask;
}
/// <inheritdoc />
public Task StopAsync(CancellationToken cancellationToken)
{
_userManager.OnUserUpdated -= OnUserUpdated;
return Task.CompletedTask;
}
private async void OnUserUpdated(object? sender, GenericEventArgs<User> e)
{
var user = e.Argument;
if (!user.HasPermission(PermissionKind.EnableAllDevices))
{
await UpdateDeviceAccess(user).ConfigureAwait(false);
}
}
private async Task UpdateDeviceAccess(User user)
{
var existing = (await _deviceManager.GetDevices(new DeviceQuery
{
UserId = user.Id
}).ConfigureAwait(false)).Items;
foreach (var device in existing)
{
if (!string.IsNullOrEmpty(device.DeviceId) && !_deviceManager.CanAccessDevice(user, device.DeviceId))
{
await _sessionManager.Logout(device).ConfigureAwait(false);
}
}
}
}