736 lines
26 KiB
C#
736 lines
26 KiB
C#
using System.IO;
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using MediaBrowser.Common.Events;
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using MediaBrowser.Common.Extensions;
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using MediaBrowser.Controller.Configuration;
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using MediaBrowser.Controller.Dto;
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using MediaBrowser.Controller.Entities;
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using MediaBrowser.Controller.Library;
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using MediaBrowser.Controller.Persistence;
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using MediaBrowser.Model.Connectivity;
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using MediaBrowser.Model.Logging;
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using System;
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using System.Collections.Concurrent;
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using System.Collections.Generic;
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using System.Linq;
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using System.Security.Cryptography;
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using System.Text;
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using System.Threading;
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using System.Threading.Tasks;
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namespace MediaBrowser.Server.Implementations.Library
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{
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/// <summary>
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/// Class UserManager
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/// </summary>
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public class UserManager : IUserManager
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{
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/// <summary>
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/// The _active connections
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/// </summary>
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private readonly ConcurrentDictionary<string, ClientConnectionInfo> _activeConnections =
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new ConcurrentDictionary<string, ClientConnectionInfo>(StringComparer.OrdinalIgnoreCase);
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/// <summary>
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/// The _users
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/// </summary>
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private IEnumerable<User> _users;
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/// <summary>
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/// The _user lock
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/// </summary>
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private object _usersSyncLock = new object();
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/// <summary>
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/// The _users initialized
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/// </summary>
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private bool _usersInitialized;
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/// <summary>
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/// Gets the users.
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/// </summary>
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/// <value>The users.</value>
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public IEnumerable<User> Users
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{
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get
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{
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// Call ToList to exhaust the stream because we'll be iterating over this multiple times
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LazyInitializer.EnsureInitialized(ref _users, ref _usersInitialized, ref _usersSyncLock, LoadUsers);
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return _users;
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}
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internal set
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{
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_users = value;
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if (value == null)
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{
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_usersInitialized = false;
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}
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}
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}
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/// <summary>
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/// Gets all connections.
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/// </summary>
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/// <value>All connections.</value>
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public IEnumerable<ClientConnectionInfo> AllConnections
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{
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get { return _activeConnections.Values.OrderByDescending(c => c.LastActivityDate); }
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}
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/// <summary>
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/// Gets the active connections.
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/// </summary>
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/// <value>The active connections.</value>
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public IEnumerable<ClientConnectionInfo> RecentConnections
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{
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get { return AllConnections.Where(c => (DateTime.UtcNow - c.LastActivityDate).TotalMinutes <= 5); }
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}
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/// <summary>
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/// The _logger
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/// </summary>
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private readonly ILogger _logger;
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private readonly IUserDataRepository _userDataRepository;
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/// <summary>
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/// Gets or sets the configuration manager.
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/// </summary>
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/// <value>The configuration manager.</value>
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private IServerConfigurationManager ConfigurationManager { get; set; }
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/// <summary>
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/// Gets the active user repository
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/// </summary>
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/// <value>The user repository.</value>
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public IUserRepository UserRepository { get; set; }
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/// <summary>
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/// Initializes a new instance of the <see cref="UserManager" /> class.
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/// </summary>
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/// <param name="logger">The logger.</param>
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/// <param name="configurationManager">The configuration manager.</param>
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/// <param name="userDataRepository">The user data repository.</param>
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public UserManager(ILogger logger, IServerConfigurationManager configurationManager, IUserDataRepository userDataRepository)
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{
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_logger = logger;
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ConfigurationManager = configurationManager;
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_userDataRepository = userDataRepository;
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}
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#region Events
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/// <summary>
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/// Occurs when [playback start].
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/// </summary>
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public event EventHandler<PlaybackProgressEventArgs> PlaybackStart;
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/// <summary>
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/// Occurs when [playback progress].
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/// </summary>
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public event EventHandler<PlaybackProgressEventArgs> PlaybackProgress;
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/// <summary>
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/// Occurs when [playback stopped].
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/// </summary>
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public event EventHandler<PlaybackProgressEventArgs> PlaybackStopped;
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#endregion
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#region UserUpdated Event
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/// <summary>
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/// Occurs when [user updated].
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/// </summary>
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public event EventHandler<GenericEventArgs<User>> UserUpdated;
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/// <summary>
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/// Called when [user updated].
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/// </summary>
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/// <param name="user">The user.</param>
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private void OnUserUpdated(User user)
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{
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EventHelper.QueueEventIfNotNull(UserUpdated, this, new GenericEventArgs<User> { Argument = user }, _logger);
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}
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#endregion
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#region UserDeleted Event
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/// <summary>
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/// Occurs when [user deleted].
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/// </summary>
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public event EventHandler<GenericEventArgs<User>> UserDeleted;
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/// <summary>
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/// Called when [user deleted].
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/// </summary>
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/// <param name="user">The user.</param>
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private void OnUserDeleted(User user)
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{
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EventHelper.QueueEventIfNotNull(UserDeleted, this, new GenericEventArgs<User> { Argument = user }, _logger);
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}
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#endregion
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/// <summary>
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/// Gets a User by Id
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/// </summary>
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/// <param name="id">The id.</param>
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/// <returns>User.</returns>
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/// <exception cref="System.ArgumentNullException"></exception>
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public User GetUserById(Guid id)
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{
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if (id == Guid.Empty)
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{
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throw new ArgumentNullException("id");
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}
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return Users.FirstOrDefault(u => u.Id == id);
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}
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/// <summary>
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/// Authenticates a User and returns a result indicating whether or not it succeeded
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/// </summary>
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/// <param name="user">The user.</param>
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/// <param name="password">The password.</param>
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/// <returns>Task{System.Boolean}.</returns>
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/// <exception cref="System.ArgumentNullException">user</exception>
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public async Task<bool> AuthenticateUser(User user, string password)
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{
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if (user == null)
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{
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throw new ArgumentNullException("user");
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}
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var existingPasswordString = string.IsNullOrEmpty(user.Password) ? GetSha1String(string.Empty) : user.Password;
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var success = string.Equals(existingPasswordString, password.Replace("-", string.Empty), StringComparison.OrdinalIgnoreCase);
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// Update LastActivityDate and LastLoginDate, then save
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if (success)
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{
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user.LastActivityDate = user.LastLoginDate = DateTime.UtcNow;
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await UpdateUser(user).ConfigureAwait(false);
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}
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_logger.Info("Authentication request for {0} {1}.", user.Name, (success ? "has succeeded" : "has been denied"));
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return success;
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}
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/// <summary>
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/// Gets the sha1 string.
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/// </summary>
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/// <param name="str">The STR.</param>
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/// <returns>System.String.</returns>
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private static string GetSha1String(string str)
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{
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using (var provider = SHA1.Create())
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{
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var hash = provider.ComputeHash(Encoding.UTF8.GetBytes(str));
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return BitConverter.ToString(hash).Replace("-", string.Empty);
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}
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}
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/// <summary>
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/// Logs the user activity.
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/// </summary>
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/// <param name="user">The user.</param>
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/// <param name="clientType">Type of the client.</param>
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/// <param name="deviceId">The device id.</param>
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/// <param name="deviceName">Name of the device.</param>
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/// <returns>Task.</returns>
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/// <exception cref="System.ArgumentNullException">user</exception>
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public Task LogUserActivity(User user, string clientType, string deviceId, string deviceName)
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{
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if (user == null)
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{
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throw new ArgumentNullException("user");
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}
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var activityDate = DateTime.UtcNow;
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var lastActivityDate = user.LastActivityDate;
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user.LastActivityDate = activityDate;
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LogConnection(user.Id, clientType, deviceId, deviceName, activityDate);
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// Don't log in the db anymore frequently than 10 seconds
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if (lastActivityDate.HasValue && (activityDate - lastActivityDate.Value).TotalSeconds < 10)
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{
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return Task.FromResult(true);
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}
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// Save this directly. No need to fire off all the events for this.
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return UserRepository.SaveUser(user, CancellationToken.None);
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}
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/// <summary>
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/// Updates the now playing item id.
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/// </summary>
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/// <param name="user">The user.</param>
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/// <param name="clientType">Type of the client.</param>
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/// <param name="deviceId">The device id.</param>
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/// <param name="deviceName">Name of the device.</param>
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/// <param name="item">The item.</param>
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/// <param name="currentPositionTicks">The current position ticks.</param>
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private void UpdateNowPlayingItemId(User user, string clientType, string deviceId, string deviceName, BaseItem item, long? currentPositionTicks = null)
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{
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var conn = GetConnection(user.Id, clientType, deviceId, deviceName);
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conn.NowPlayingPositionTicks = currentPositionTicks;
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conn.NowPlayingItem = DtoBuilder.GetBaseItemInfo(item);
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conn.LastActivityDate = DateTime.UtcNow;
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}
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/// <summary>
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/// Removes the now playing item id.
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/// </summary>
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/// <param name="user">The user.</param>
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/// <param name="clientType">Type of the client.</param>
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/// <param name="deviceId">The device id.</param>
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/// <param name="deviceName">Name of the device.</param>
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/// <param name="item">The item.</param>
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private void RemoveNowPlayingItemId(User user, string clientType, string deviceId, string deviceName, BaseItem item)
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{
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var conn = GetConnection(user.Id, clientType, deviceId, deviceName);
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if (conn.NowPlayingItem != null && conn.NowPlayingItem.Id.Equals(item.Id.ToString()))
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{
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conn.NowPlayingItem = null;
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conn.NowPlayingPositionTicks = null;
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}
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}
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/// <summary>
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/// Logs the connection.
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/// </summary>
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/// <param name="userId">The user id.</param>
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/// <param name="clientType">Type of the client.</param>
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/// <param name="deviceId">The device id.</param>
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/// <param name="deviceName">Name of the device.</param>
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/// <param name="lastActivityDate">The last activity date.</param>
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private void LogConnection(Guid userId, string clientType, string deviceId, string deviceName, DateTime lastActivityDate)
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{
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GetConnection(userId, clientType, deviceId, deviceName).LastActivityDate = lastActivityDate;
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}
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/// <summary>
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/// Gets the connection.
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/// </summary>
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/// <param name="userId">The user id.</param>
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/// <param name="clientType">Type of the client.</param>
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/// <param name="deviceId">The device id.</param>
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/// <param name="deviceName">Name of the device.</param>
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/// <returns>ClientConnectionInfo.</returns>
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private ClientConnectionInfo GetConnection(Guid userId, string clientType, string deviceId, string deviceName)
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{
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var key = clientType + deviceId;
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var connection = _activeConnections.GetOrAdd(key, keyName => new ClientConnectionInfo
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{
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UserId = userId.ToString(),
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Client = clientType,
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DeviceName = deviceName,
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DeviceId = deviceId
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});
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connection.DeviceName = deviceName;
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connection.UserId = userId.ToString();
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return connection;
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}
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/// <summary>
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/// Loads the users from the repository
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/// </summary>
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/// <returns>IEnumerable{User}.</returns>
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private IEnumerable<User> LoadUsers()
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{
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var users = UserRepository.RetrieveAllUsers().ToList();
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// There always has to be at least one user.
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if (users.Count == 0)
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{
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var name = Environment.UserName;
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var user = InstantiateNewUser(name);
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var task = UserRepository.SaveUser(user, CancellationToken.None);
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// Hate having to block threads
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Task.WaitAll(task);
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users.Add(user);
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}
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return users;
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}
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/// <summary>
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/// Refreshes metadata for each user
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/// </summary>
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/// <param name="cancellationToken">The cancellation token.</param>
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/// <param name="force">if set to <c>true</c> [force].</param>
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/// <returns>Task.</returns>
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public Task RefreshUsersMetadata(CancellationToken cancellationToken, bool force = false)
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{
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var tasks = Users.Select(user => user.RefreshMetadata(cancellationToken, forceRefresh: force)).ToList();
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return Task.WhenAll(tasks);
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}
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/// <summary>
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/// Renames the user.
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/// </summary>
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/// <param name="user">The user.</param>
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/// <param name="newName">The new name.</param>
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/// <returns>Task.</returns>
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/// <exception cref="System.ArgumentNullException">user</exception>
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/// <exception cref="System.ArgumentException"></exception>
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public async Task RenameUser(User user, string newName)
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{
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if (user == null)
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{
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throw new ArgumentNullException("user");
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}
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if (string.IsNullOrEmpty(newName))
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{
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throw new ArgumentNullException("newName");
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}
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if (Users.Any(u => u.Id != user.Id && u.Name.Equals(newName, StringComparison.OrdinalIgnoreCase)))
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{
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throw new ArgumentException(string.Format("A user with the name '{0}' already exists.", newName));
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}
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if (user.Name.Equals(newName, StringComparison.Ordinal))
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{
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throw new ArgumentException("The new and old names must be different.");
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}
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await user.Rename(newName);
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OnUserUpdated(user);
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}
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/// <summary>
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/// Updates the user.
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/// </summary>
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/// <param name="user">The user.</param>
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/// <exception cref="System.ArgumentNullException">user</exception>
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/// <exception cref="System.ArgumentException"></exception>
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public async Task UpdateUser(User user)
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{
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if (user == null)
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{
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throw new ArgumentNullException("user");
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}
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if (user.Id == Guid.Empty || !Users.Any(u => u.Id.Equals(user.Id)))
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{
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throw new ArgumentException(string.Format("User with name '{0}' and Id {1} does not exist.", user.Name, user.Id));
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}
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user.DateModified = DateTime.UtcNow;
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await UserRepository.SaveUser(user, CancellationToken.None).ConfigureAwait(false);
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OnUserUpdated(user);
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}
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/// <summary>
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/// Creates the user.
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/// </summary>
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/// <param name="name">The name.</param>
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/// <returns>User.</returns>
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/// <exception cref="System.ArgumentNullException">name</exception>
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/// <exception cref="System.ArgumentException"></exception>
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public async Task<User> CreateUser(string name)
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{
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if (string.IsNullOrEmpty(name))
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{
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throw new ArgumentNullException("name");
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}
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if (Users.Any(u => u.Name.Equals(name, StringComparison.OrdinalIgnoreCase)))
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{
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throw new ArgumentException(string.Format("A user with the name '{0}' already exists.", name));
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}
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var user = InstantiateNewUser(name);
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var list = Users.ToList();
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list.Add(user);
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Users = list;
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await UserRepository.SaveUser(user, CancellationToken.None).ConfigureAwait(false);
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return user;
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}
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/// <summary>
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/// Deletes the user.
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/// </summary>
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/// <param name="user">The user.</param>
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/// <returns>Task.</returns>
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/// <exception cref="System.ArgumentNullException">user</exception>
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/// <exception cref="System.ArgumentException"></exception>
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public async Task DeleteUser(User user)
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{
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if (user == null)
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{
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throw new ArgumentNullException("user");
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}
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if (Users.FirstOrDefault(u => u.Id == user.Id) == null)
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{
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throw new ArgumentException(string.Format("The user cannot be deleted because there is no user with the Name {0} and Id {1}.", user.Name, user.Id));
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}
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if (Users.Count() == 1)
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{
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throw new ArgumentException(string.Format("The user '{0}' be deleted because there must be at least one user in the system.", user.Name));
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}
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await UserRepository.DeleteUser(user, CancellationToken.None).ConfigureAwait(false);
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if (user.Configuration.UseCustomLibrary)
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{
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var path = user.RootFolderPath;
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try
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{
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Directory.Delete(path, true);
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}
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catch (IOException ex)
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{
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_logger.ErrorException("Error deleting directory {0}", ex, path);
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}
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path = user.ConfigurationFilePath;
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try
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{
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File.Delete(path);
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}
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catch (IOException ex)
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{
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_logger.ErrorException("Error deleting file {0}", ex, path);
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}
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}
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OnUserDeleted(user);
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// Force this to be lazy loaded again
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Users = null;
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}
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/// <summary>
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/// Resets the password by clearing it.
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/// </summary>
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/// <returns>Task.</returns>
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public Task ResetPassword(User user)
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{
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return ChangePassword(user, string.Empty);
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}
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|
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/// <summary>
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/// Changes the password.
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/// </summary>
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/// <param name="user">The user.</param>
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/// <param name="newPassword">The new password.</param>
|
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/// <returns>Task.</returns>
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public Task ChangePassword(User user, string newPassword)
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{
|
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if (user == null)
|
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{
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throw new ArgumentNullException("user");
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}
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user.Password = string.IsNullOrEmpty(newPassword) ? string.Empty : GetSha1String(newPassword);
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return UpdateUser(user);
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}
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|
|
/// <summary>
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/// Instantiates the new user.
|
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/// </summary>
|
|
/// <param name="name">The name.</param>
|
|
/// <returns>User.</returns>
|
|
private User InstantiateNewUser(string name)
|
|
{
|
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return new User
|
|
{
|
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Name = name,
|
|
Id = ("MBUser" + name).GetMD5(),
|
|
DateCreated = DateTime.UtcNow,
|
|
DateModified = DateTime.UtcNow
|
|
};
|
|
}
|
|
|
|
/// <summary>
|
|
/// Used to report that playback has started for an item
|
|
/// </summary>
|
|
/// <param name="user">The user.</param>
|
|
/// <param name="item">The item.</param>
|
|
/// <param name="clientType">Type of the client.</param>
|
|
/// <param name="deviceId">The device id.</param>
|
|
/// <param name="deviceName">Name of the device.</param>
|
|
/// <exception cref="System.ArgumentNullException"></exception>
|
|
public void OnPlaybackStart(User user, BaseItem item, string clientType, string deviceId, string deviceName)
|
|
{
|
|
if (user == null)
|
|
{
|
|
throw new ArgumentNullException();
|
|
}
|
|
if (item == null)
|
|
{
|
|
throw new ArgumentNullException();
|
|
}
|
|
|
|
UpdateNowPlayingItemId(user, clientType, deviceId, deviceName, item);
|
|
|
|
// Nothing to save here
|
|
// Fire events to inform plugins
|
|
EventHelper.QueueEventIfNotNull(PlaybackStart, this, new PlaybackProgressEventArgs
|
|
{
|
|
Item = item,
|
|
User = user
|
|
}, _logger);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Used to report playback progress for an item
|
|
/// </summary>
|
|
/// <param name="user">The user.</param>
|
|
/// <param name="item">The item.</param>
|
|
/// <param name="positionTicks">The position ticks.</param>
|
|
/// <param name="clientType">Type of the client.</param>
|
|
/// <param name="deviceId">The device id.</param>
|
|
/// <param name="deviceName">Name of the device.</param>
|
|
/// <returns>Task.</returns>
|
|
/// <exception cref="System.ArgumentNullException"></exception>
|
|
public async Task OnPlaybackProgress(User user, BaseItem item, long? positionTicks, string clientType, string deviceId, string deviceName)
|
|
{
|
|
if (user == null)
|
|
{
|
|
throw new ArgumentNullException();
|
|
}
|
|
if (item == null)
|
|
{
|
|
throw new ArgumentNullException();
|
|
}
|
|
|
|
UpdateNowPlayingItemId(user, clientType, deviceId, deviceName, item, positionTicks);
|
|
|
|
var key = item.GetUserDataKey();
|
|
|
|
if (positionTicks.HasValue)
|
|
{
|
|
var data = await _userDataRepository.GetUserData(user.Id, key).ConfigureAwait(false);
|
|
|
|
UpdatePlayState(item, data, positionTicks.Value, false);
|
|
await _userDataRepository.SaveUserData(user.Id, key, data, CancellationToken.None).ConfigureAwait(false);
|
|
}
|
|
|
|
EventHelper.QueueEventIfNotNull(PlaybackProgress, this, new PlaybackProgressEventArgs
|
|
{
|
|
Item = item,
|
|
User = user,
|
|
PlaybackPositionTicks = positionTicks
|
|
}, _logger);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Used to report that playback has ended for an item
|
|
/// </summary>
|
|
/// <param name="user">The user.</param>
|
|
/// <param name="item">The item.</param>
|
|
/// <param name="positionTicks">The position ticks.</param>
|
|
/// <param name="clientType">Type of the client.</param>
|
|
/// <param name="deviceId">The device id.</param>
|
|
/// <param name="deviceName">Name of the device.</param>
|
|
/// <returns>Task.</returns>
|
|
/// <exception cref="System.ArgumentNullException"></exception>
|
|
public async Task OnPlaybackStopped(User user, BaseItem item, long? positionTicks, string clientType, string deviceId, string deviceName)
|
|
{
|
|
if (user == null)
|
|
{
|
|
throw new ArgumentNullException();
|
|
}
|
|
if (item == null)
|
|
{
|
|
throw new ArgumentNullException();
|
|
}
|
|
|
|
RemoveNowPlayingItemId(user, clientType, deviceId, deviceName, item);
|
|
|
|
var key = item.GetUserDataKey();
|
|
|
|
var data = await _userDataRepository.GetUserData(user.Id, key).ConfigureAwait(false);
|
|
|
|
if (positionTicks.HasValue)
|
|
{
|
|
UpdatePlayState(item, data, positionTicks.Value, true);
|
|
}
|
|
else
|
|
{
|
|
// If the client isn't able to report this, then we'll just have to make an assumption
|
|
data.PlayCount++;
|
|
data.Played = true;
|
|
}
|
|
|
|
await _userDataRepository.SaveUserData(user.Id, key, data, CancellationToken.None).ConfigureAwait(false);
|
|
|
|
EventHelper.QueueEventIfNotNull(PlaybackStopped, this, new PlaybackProgressEventArgs
|
|
{
|
|
Item = item,
|
|
User = user,
|
|
PlaybackPositionTicks = positionTicks
|
|
}, _logger);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Updates playstate position for an item but does not save
|
|
/// </summary>
|
|
/// <param name="item">The item</param>
|
|
/// <param name="data">User data for the item</param>
|
|
/// <param name="positionTicks">The current playback position</param>
|
|
/// <param name="incrementPlayCount">Whether or not to increment playcount</param>
|
|
private void UpdatePlayState(BaseItem item, UserItemData data, long positionTicks, bool incrementPlayCount)
|
|
{
|
|
// If a position has been reported, and if we know the duration
|
|
if (positionTicks > 0 && item.RunTimeTicks.HasValue && item.RunTimeTicks > 0)
|
|
{
|
|
var pctIn = Decimal.Divide(positionTicks, item.RunTimeTicks.Value) * 100;
|
|
|
|
// Don't track in very beginning
|
|
if (pctIn < ConfigurationManager.Configuration.MinResumePct)
|
|
{
|
|
positionTicks = 0;
|
|
incrementPlayCount = false;
|
|
}
|
|
|
|
// If we're at the end, assume completed
|
|
else if (pctIn > ConfigurationManager.Configuration.MaxResumePct || positionTicks >= item.RunTimeTicks.Value)
|
|
{
|
|
positionTicks = 0;
|
|
data.Played = true;
|
|
}
|
|
|
|
else
|
|
{
|
|
// Enforce MinResumeDuration
|
|
var durationSeconds = TimeSpan.FromTicks(item.RunTimeTicks.Value).TotalSeconds;
|
|
|
|
if (durationSeconds < ConfigurationManager.Configuration.MinResumeDurationSeconds)
|
|
{
|
|
positionTicks = 0;
|
|
data.Played = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
data.PlaybackPositionTicks = positionTicks;
|
|
|
|
if (incrementPlayCount)
|
|
{
|
|
data.PlayCount++;
|
|
data.LastPlayedDate = DateTime.UtcNow;
|
|
}
|
|
}
|
|
}
|
|
}
|