mirror of
https://github.com/jellyfin/jellyfin.git
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* Use Guid.Equals(Guid) instead of the == override * Ban the usage of Guid.Equals(Object) to prevent accidental boxing * Compare to default(Guid) instead of Guid.Empty
241 lines
8.3 KiB
C#
241 lines
8.3 KiB
C#
using System;
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using System.Collections.Concurrent;
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using System.Linq;
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using System.Threading.Tasks;
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using Jellyfin.Data.Entities;
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using Jellyfin.Data.Entities.Security;
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using Jellyfin.Data.Enums;
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using Jellyfin.Data.Events;
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using Jellyfin.Data.Queries;
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using Jellyfin.Extensions;
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using MediaBrowser.Controller.Devices;
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using MediaBrowser.Controller.Library;
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using MediaBrowser.Model.Devices;
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using MediaBrowser.Model.Querying;
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using MediaBrowser.Model.Session;
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using Microsoft.EntityFrameworkCore;
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namespace Jellyfin.Server.Implementations.Devices
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{
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/// <summary>
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/// Manages the creation, updating, and retrieval of devices.
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/// </summary>
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public class DeviceManager : IDeviceManager
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{
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private readonly JellyfinDbProvider _dbProvider;
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private readonly IUserManager _userManager;
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private readonly ConcurrentDictionary<string, ClientCapabilities> _capabilitiesMap = new();
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/// <summary>
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/// Initializes a new instance of the <see cref="DeviceManager"/> class.
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/// </summary>
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/// <param name="dbProvider">The database provider.</param>
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/// <param name="userManager">The user manager.</param>
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public DeviceManager(JellyfinDbProvider dbProvider, IUserManager userManager)
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{
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_dbProvider = dbProvider;
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_userManager = userManager;
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}
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/// <inheritdoc />
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public event EventHandler<GenericEventArgs<Tuple<string, DeviceOptions>>>? DeviceOptionsUpdated;
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/// <inheritdoc />
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public void SaveCapabilities(string deviceId, ClientCapabilities capabilities)
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{
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_capabilitiesMap[deviceId] = capabilities;
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}
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/// <inheritdoc />
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public async Task UpdateDeviceOptions(string deviceId, string deviceName)
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{
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await using var dbContext = _dbProvider.CreateContext();
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var deviceOptions = await dbContext.DeviceOptions.AsQueryable().FirstOrDefaultAsync(dev => dev.DeviceId == deviceId).ConfigureAwait(false);
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if (deviceOptions == null)
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{
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deviceOptions = new DeviceOptions(deviceId);
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dbContext.DeviceOptions.Add(deviceOptions);
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}
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deviceOptions.CustomName = deviceName;
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await dbContext.SaveChangesAsync().ConfigureAwait(false);
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DeviceOptionsUpdated?.Invoke(this, new GenericEventArgs<Tuple<string, DeviceOptions>>(new Tuple<string, DeviceOptions>(deviceId, deviceOptions)));
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}
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/// <inheritdoc />
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public async Task<Device> CreateDevice(Device device)
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{
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await using var dbContext = _dbProvider.CreateContext();
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dbContext.Devices.Add(device);
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await dbContext.SaveChangesAsync().ConfigureAwait(false);
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return device;
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}
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/// <inheritdoc />
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public async Task<DeviceOptions> GetDeviceOptions(string deviceId)
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{
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await using var dbContext = _dbProvider.CreateContext();
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var deviceOptions = await dbContext.DeviceOptions
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.AsQueryable()
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.FirstOrDefaultAsync(d => d.DeviceId == deviceId)
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.ConfigureAwait(false);
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return deviceOptions ?? new DeviceOptions(deviceId);
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}
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/// <inheritdoc />
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public ClientCapabilities GetCapabilities(string deviceId)
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{
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return _capabilitiesMap.TryGetValue(deviceId, out ClientCapabilities? result)
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? result
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: new ClientCapabilities();
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}
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/// <inheritdoc />
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public async Task<DeviceInfo?> GetDevice(string id)
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{
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await using var dbContext = _dbProvider.CreateContext();
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var device = await dbContext.Devices
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.AsQueryable()
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.Where(d => d.DeviceId == id)
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.OrderByDescending(d => d.DateLastActivity)
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.Include(d => d.User)
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.FirstOrDefaultAsync()
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.ConfigureAwait(false);
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var deviceInfo = device == null ? null : ToDeviceInfo(device);
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return deviceInfo;
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}
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/// <inheritdoc />
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public async Task<QueryResult<Device>> GetDevices(DeviceQuery query)
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{
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await using var dbContext = _dbProvider.CreateContext();
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var devices = dbContext.Devices.AsQueryable();
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if (query.UserId.HasValue)
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{
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devices = devices.Where(device => device.UserId.Equals(query.UserId.Value));
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}
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if (query.DeviceId != null)
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{
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devices = devices.Where(device => device.DeviceId == query.DeviceId);
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}
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if (query.AccessToken != null)
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{
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devices = devices.Where(device => device.AccessToken == query.AccessToken);
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}
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var count = await devices.CountAsync().ConfigureAwait(false);
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if (query.Skip.HasValue)
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{
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devices = devices.Skip(query.Skip.Value);
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}
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if (query.Limit.HasValue)
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{
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devices = devices.Take(query.Limit.Value);
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}
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return new QueryResult<Device>(
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query.Skip,
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count,
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await devices.ToListAsync().ConfigureAwait(false));
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}
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/// <inheritdoc />
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public async Task<QueryResult<DeviceInfo>> GetDeviceInfos(DeviceQuery query)
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{
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var devices = await GetDevices(query).ConfigureAwait(false);
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return new QueryResult<DeviceInfo>(
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devices.StartIndex,
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devices.TotalRecordCount,
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devices.Items.Select(device => ToDeviceInfo(device)).ToList());
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}
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/// <inheritdoc />
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public async Task<QueryResult<DeviceInfo>> GetDevicesForUser(Guid? userId, bool? supportsSync)
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{
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await using var dbContext = _dbProvider.CreateContext();
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var sessions = dbContext.Devices
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.Include(d => d.User)
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.AsQueryable()
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.OrderByDescending(d => d.DateLastActivity)
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.ThenBy(d => d.DeviceId)
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.AsAsyncEnumerable();
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if (supportsSync.HasValue)
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{
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sessions = sessions.Where(i => GetCapabilities(i.DeviceId).SupportsSync == supportsSync.Value);
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}
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if (userId.HasValue)
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{
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var user = _userManager.GetUserById(userId.Value);
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sessions = sessions.Where(i => CanAccessDevice(user, i.DeviceId));
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}
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var array = await sessions.Select(device => ToDeviceInfo(device)).ToArrayAsync().ConfigureAwait(false);
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return new QueryResult<DeviceInfo>(array);
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}
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/// <inheritdoc />
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public async Task DeleteDevice(Device device)
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{
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await using var dbContext = _dbProvider.CreateContext();
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dbContext.Devices.Remove(device);
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await dbContext.SaveChangesAsync().ConfigureAwait(false);
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}
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/// <inheritdoc />
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public bool CanAccessDevice(User user, string deviceId)
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{
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if (user == null)
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{
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throw new ArgumentNullException(nameof(user));
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}
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if (string.IsNullOrEmpty(deviceId))
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{
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throw new ArgumentNullException(nameof(deviceId));
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}
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if (user.HasPermission(PermissionKind.EnableAllDevices) || user.HasPermission(PermissionKind.IsAdministrator))
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{
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return true;
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}
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return user.GetPreference(PreferenceKind.EnabledDevices).Contains(deviceId, StringComparison.OrdinalIgnoreCase)
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|| !GetCapabilities(deviceId).SupportsPersistentIdentifier;
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}
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private DeviceInfo ToDeviceInfo(Device authInfo)
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{
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var caps = GetCapabilities(authInfo.DeviceId);
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return new DeviceInfo
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{
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AppName = authInfo.AppName,
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AppVersion = authInfo.AppVersion,
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Id = authInfo.DeviceId,
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LastUserId = authInfo.UserId,
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LastUserName = authInfo.User.Username,
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Name = authInfo.DeviceName,
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DateLastActivity = authInfo.DateLastActivity,
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IconUrl = caps.IconUrl
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};
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}
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}
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}
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