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			1019 lines
		
	
	
		
			34 KiB
		
	
	
	
		
			C#
		
	
	
	
	
	
			
		
		
	
	
			1019 lines
		
	
	
		
			34 KiB
		
	
	
	
		
			C#
		
	
	
	
	
	
| using MediaBrowser.Common.Events;
 | |
| using MediaBrowser.Common.Net;
 | |
| using MediaBrowser.Controller;
 | |
| using MediaBrowser.Controller.Configuration;
 | |
| using MediaBrowser.Controller.Connect;
 | |
| using MediaBrowser.Controller.Drawing;
 | |
| using MediaBrowser.Controller.Dto;
 | |
| using MediaBrowser.Controller.Entities;
 | |
| using MediaBrowser.Controller.Library;
 | |
| using MediaBrowser.Controller.Net;
 | |
| using MediaBrowser.Controller.Persistence;
 | |
| using MediaBrowser.Controller.Providers;
 | |
| using MediaBrowser.Model.Configuration;
 | |
| using MediaBrowser.Model.Connect;
 | |
| using MediaBrowser.Model.Dto;
 | |
| using MediaBrowser.Model.Entities;
 | |
| using MediaBrowser.Model.Events;
 | |
| using MediaBrowser.Model.Logging;
 | |
| using MediaBrowser.Model.Serialization;
 | |
| using MediaBrowser.Model.Users;
 | |
| using System;
 | |
| using System.Collections.Generic;
 | |
| using System.Globalization;
 | |
| using System.IO;
 | |
| using System.Linq;
 | |
| using System.Security.Cryptography;
 | |
| using System.Text;
 | |
| using System.Threading;
 | |
| using System.Threading.Tasks;
 | |
| using CommonIO;
 | |
| 
 | |
| namespace MediaBrowser.Server.Implementations.Library
 | |
| {
 | |
|     /// <summary>
 | |
|     /// Class UserManager
 | |
|     /// </summary>
 | |
|     public class UserManager : IUserManager
 | |
|     {
 | |
|         /// <summary>
 | |
|         /// Gets the users.
 | |
|         /// </summary>
 | |
|         /// <value>The users.</value>
 | |
|         public IEnumerable<User> Users { get; private set; }
 | |
| 
 | |
|         /// <summary>
 | |
|         /// The _logger
 | |
|         /// </summary>
 | |
|         private readonly ILogger _logger;
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Gets or sets the configuration manager.
 | |
|         /// </summary>
 | |
|         /// <value>The configuration manager.</value>
 | |
|         private IServerConfigurationManager ConfigurationManager { get; set; }
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Gets the active user repository
 | |
|         /// </summary>
 | |
|         /// <value>The user repository.</value>
 | |
|         private IUserRepository UserRepository { get; set; }
 | |
|         public event EventHandler<GenericEventArgs<User>> UserPasswordChanged;
 | |
| 
 | |
|         private readonly IXmlSerializer _xmlSerializer;
 | |
|         private readonly IJsonSerializer _jsonSerializer;
 | |
| 
 | |
|         private readonly INetworkManager _networkManager;
 | |
| 
 | |
|         private readonly Func<IImageProcessor> _imageProcessorFactory;
 | |
|         private readonly Func<IDtoService> _dtoServiceFactory;
 | |
|         private readonly Func<IConnectManager> _connectFactory;
 | |
|         private readonly IServerApplicationHost _appHost;
 | |
|         private readonly IFileSystem _fileSystem;
 | |
| 
 | |
|         public UserManager(ILogger logger, IServerConfigurationManager configurationManager, IUserRepository userRepository, IXmlSerializer xmlSerializer, INetworkManager networkManager, Func<IImageProcessor> imageProcessorFactory, Func<IDtoService> dtoServiceFactory, Func<IConnectManager> connectFactory, IServerApplicationHost appHost, IJsonSerializer jsonSerializer, IFileSystem fileSystem)
 | |
|         {
 | |
|             _logger = logger;
 | |
|             UserRepository = userRepository;
 | |
|             _xmlSerializer = xmlSerializer;
 | |
|             _networkManager = networkManager;
 | |
|             _imageProcessorFactory = imageProcessorFactory;
 | |
|             _dtoServiceFactory = dtoServiceFactory;
 | |
|             _connectFactory = connectFactory;
 | |
|             _appHost = appHost;
 | |
|             _jsonSerializer = jsonSerializer;
 | |
|             _fileSystem = fileSystem;
 | |
|             ConfigurationManager = configurationManager;
 | |
|             Users = new List<User>();
 | |
| 
 | |
|             DeletePinFile();
 | |
|         }
 | |
| 
 | |
|         #region UserUpdated Event
 | |
|         /// <summary>
 | |
|         /// Occurs when [user updated].
 | |
|         /// </summary>
 | |
|         public event EventHandler<GenericEventArgs<User>> UserUpdated;
 | |
|         public event EventHandler<GenericEventArgs<User>> UserConfigurationUpdated;
 | |
|         public event EventHandler<GenericEventArgs<User>> UserLockedOut;
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Called when [user updated].
 | |
|         /// </summary>
 | |
|         /// <param name="user">The user.</param>
 | |
|         private void OnUserUpdated(User user)
 | |
|         {
 | |
|             EventHelper.FireEventIfNotNull(UserUpdated, this, new GenericEventArgs<User> { Argument = user }, _logger);
 | |
|         }
 | |
|         #endregion
 | |
| 
 | |
|         #region UserDeleted Event
 | |
|         /// <summary>
 | |
|         /// Occurs when [user deleted].
 | |
|         /// </summary>
 | |
|         public event EventHandler<GenericEventArgs<User>> UserDeleted;
 | |
|         /// <summary>
 | |
|         /// Called when [user deleted].
 | |
|         /// </summary>
 | |
|         /// <param name="user">The user.</param>
 | |
|         private void OnUserDeleted(User user)
 | |
|         {
 | |
|             EventHelper.QueueEventIfNotNull(UserDeleted, this, new GenericEventArgs<User> { Argument = user }, _logger);
 | |
|         }
 | |
|         #endregion
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Gets a User by Id
 | |
|         /// </summary>
 | |
|         /// <param name="id">The id.</param>
 | |
|         /// <returns>User.</returns>
 | |
|         /// <exception cref="System.ArgumentNullException"></exception>
 | |
|         public User GetUserById(Guid id)
 | |
|         {
 | |
|             if (id == Guid.Empty)
 | |
|             {
 | |
|                 throw new ArgumentNullException("id");
 | |
|             }
 | |
| 
 | |
|             return Users.FirstOrDefault(u => u.Id == id);
 | |
|         }
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Gets the user by identifier.
 | |
|         /// </summary>
 | |
|         /// <param name="id">The identifier.</param>
 | |
|         /// <returns>User.</returns>
 | |
|         public User GetUserById(string id)
 | |
|         {
 | |
|             return GetUserById(new Guid(id));
 | |
|         }
 | |
| 
 | |
|         public User GetUserByName(string name)
 | |
|         {
 | |
|             if (string.IsNullOrWhiteSpace(name))
 | |
|             {
 | |
|                 throw new ArgumentNullException("name");
 | |
|             }
 | |
| 
 | |
|             return Users.FirstOrDefault(u => string.Equals(u.Name, name, StringComparison.OrdinalIgnoreCase));
 | |
|         }
 | |
| 
 | |
|         public async Task Initialize()
 | |
|         {
 | |
|             Users = await LoadUsers().ConfigureAwait(false);
 | |
| 
 | |
|             var users = Users.ToList();
 | |
| 
 | |
|             // If there are no local users with admin rights, make them all admins
 | |
|             if (!users.Any(i => i.Policy.IsAdministrator))
 | |
|             {
 | |
|                 foreach (var user in users)
 | |
|                 {
 | |
|                     if (!user.ConnectLinkType.HasValue || user.ConnectLinkType.Value == UserLinkType.LinkedUser)
 | |
|                     {
 | |
|                         user.Policy.IsAdministrator = true;
 | |
|                         await UpdateUserPolicy(user, user.Policy, false).ConfigureAwait(false);
 | |
|                     }
 | |
|                 }
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         public Task<bool> AuthenticateUser(string username, string passwordSha1, string remoteEndPoint)
 | |
|         {
 | |
|             return AuthenticateUser(username, passwordSha1, null, remoteEndPoint);
 | |
|         }
 | |
| 
 | |
|         public bool IsValidUsername(string username)
 | |
|         {
 | |
|             // Usernames can contain letters (a-z), numbers (0-9), dashes (-), underscores (_), apostrophes ('), and periods (.)
 | |
|             return username.All(IsValidUsernameCharacter);
 | |
|         }
 | |
| 
 | |
|         private bool IsValidUsernameCharacter(char i)
 | |
|         {
 | |
|             return char.IsLetterOrDigit(i) || char.Equals(i, '-') || char.Equals(i, '_') || char.Equals(i, '\'') ||
 | |
|                    char.Equals(i, '.');
 | |
|         }
 | |
| 
 | |
|         public string MakeValidUsername(string username)
 | |
|         {
 | |
|             if (IsValidUsername(username))
 | |
|             {
 | |
|                 return username;
 | |
|             }
 | |
| 
 | |
|             // Usernames can contain letters (a-z), numbers (0-9), dashes (-), underscores (_), apostrophes ('), and periods (.)
 | |
|             var builder = new StringBuilder();
 | |
| 
 | |
|             foreach (var c in username)
 | |
|             {
 | |
|                 if (IsValidUsernameCharacter(c))
 | |
|                 {
 | |
|                     builder.Append(c);
 | |
|                 }
 | |
|             }
 | |
|             return builder.ToString();
 | |
|         }
 | |
| 
 | |
|         public async Task<bool> AuthenticateUser(string username, string passwordSha1, string passwordMd5, string remoteEndPoint)
 | |
|         {
 | |
|             if (string.IsNullOrWhiteSpace(username))
 | |
|             {
 | |
|                 throw new ArgumentNullException("username");
 | |
|             }
 | |
| 
 | |
|             var user = Users
 | |
|                 .FirstOrDefault(i => string.Equals(username, i.Name, StringComparison.OrdinalIgnoreCase));
 | |
| 
 | |
|             if (user == null)
 | |
|             {
 | |
|                 throw new SecurityException("Invalid username or password entered.");
 | |
|             }
 | |
| 
 | |
|             if (user.Policy.IsDisabled)
 | |
|             {
 | |
|                 throw new SecurityException(string.Format("The {0} account is currently disabled. Please consult with your administrator.", user.Name));
 | |
|             }
 | |
| 
 | |
|             var success = false;
 | |
| 
 | |
|             // Authenticate using local credentials if not a guest
 | |
|             if (!user.ConnectLinkType.HasValue || user.ConnectLinkType.Value != UserLinkType.Guest)
 | |
|             {
 | |
|                 success = string.Equals(GetPasswordHash(user), passwordSha1.Replace("-", string.Empty), StringComparison.OrdinalIgnoreCase);
 | |
| 
 | |
|                 if (!success && _networkManager.IsInLocalNetwork(remoteEndPoint) && user.Configuration.EnableLocalPassword)
 | |
|                 {
 | |
|                     success = string.Equals(GetLocalPasswordHash(user), passwordSha1.Replace("-", string.Empty), StringComparison.OrdinalIgnoreCase);
 | |
|                 }
 | |
|             }
 | |
| 
 | |
|             // Update LastActivityDate and LastLoginDate, then save
 | |
|             if (success)
 | |
|             {
 | |
|                 user.LastActivityDate = user.LastLoginDate = DateTime.UtcNow;
 | |
|                 await UpdateUser(user).ConfigureAwait(false);
 | |
|                 await UpdateInvalidLoginAttemptCount(user, 0).ConfigureAwait(false);
 | |
|             }
 | |
|             else
 | |
|             {
 | |
|                 await UpdateInvalidLoginAttemptCount(user, user.Policy.InvalidLoginAttemptCount + 1).ConfigureAwait(false);
 | |
|             }
 | |
| 
 | |
|             _logger.Info("Authentication request for {0} {1}.", user.Name, success ? "has succeeded" : "has been denied");
 | |
| 
 | |
|             return success;
 | |
|         }
 | |
| 
 | |
|         private async Task UpdateInvalidLoginAttemptCount(User user, int newValue)
 | |
|         {
 | |
|             if (user.Policy.InvalidLoginAttemptCount != newValue || newValue > 0)
 | |
|             {
 | |
|                 user.Policy.InvalidLoginAttemptCount = newValue;
 | |
| 
 | |
|                 var maxCount = user.Policy.IsAdministrator ? 
 | |
|                     3 : 
 | |
|                     5;
 | |
| 
 | |
|                 var fireLockout = false;
 | |
| 
 | |
|                 if (newValue >= maxCount)
 | |
|                 {
 | |
|                     //_logger.Debug("Disabling user {0} due to {1} unsuccessful login attempts.", user.Name, newValue.ToString(CultureInfo.InvariantCulture));
 | |
|                     //user.Policy.IsDisabled = true;
 | |
| 
 | |
|                     //fireLockout = true;
 | |
|                 }
 | |
| 
 | |
|                 await UpdateUserPolicy(user, user.Policy, false).ConfigureAwait(false);
 | |
| 
 | |
|                 if (fireLockout)
 | |
|                 {
 | |
|                     if (UserLockedOut != null)
 | |
|                     {
 | |
|                         EventHelper.FireEventIfNotNull(UserLockedOut, this, new GenericEventArgs<User>(user), _logger);
 | |
|                     }
 | |
|                 }
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         private string GetPasswordHash(User user)
 | |
|         {
 | |
|             return string.IsNullOrEmpty(user.Password)
 | |
|                 ? GetSha1String(string.Empty)
 | |
|                 : user.Password;
 | |
|         }
 | |
| 
 | |
|         private string GetLocalPasswordHash(User user)
 | |
|         {
 | |
|             return string.IsNullOrEmpty(user.EasyPassword)
 | |
|                 ? GetSha1String(string.Empty)
 | |
|                 : user.EasyPassword;
 | |
|         }
 | |
| 
 | |
|         private bool IsPasswordEmpty(string passwordHash)
 | |
|         {
 | |
|             return string.Equals(passwordHash, GetSha1String(string.Empty), StringComparison.OrdinalIgnoreCase);
 | |
|         }
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Gets the sha1 string.
 | |
|         /// </summary>
 | |
|         /// <param name="str">The STR.</param>
 | |
|         /// <returns>System.String.</returns>
 | |
|         private static string GetSha1String(string str)
 | |
|         {
 | |
|             using (var provider = SHA1.Create())
 | |
|             {
 | |
|                 var hash = provider.ComputeHash(Encoding.UTF8.GetBytes(str));
 | |
|                 return BitConverter.ToString(hash).Replace("-", string.Empty);
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Loads the users from the repository
 | |
|         /// </summary>
 | |
|         /// <returns>IEnumerable{User}.</returns>
 | |
|         private async Task<IEnumerable<User>> LoadUsers()
 | |
|         {
 | |
|             var users = UserRepository.RetrieveAllUsers().ToList();
 | |
| 
 | |
|             // There always has to be at least one user.
 | |
|             if (users.Count == 0)
 | |
|             {
 | |
|                 var name = MakeValidUsername(Environment.UserName);
 | |
| 
 | |
|                 var user = InstantiateNewUser(name);
 | |
| 
 | |
|                 user.DateLastSaved = DateTime.UtcNow;
 | |
| 
 | |
|                 await UserRepository.SaveUser(user, CancellationToken.None).ConfigureAwait(false);
 | |
| 
 | |
|                 users.Add(user);
 | |
| 
 | |
|                 user.Policy.IsAdministrator = true;
 | |
|                 user.Policy.EnableContentDeletion = true;
 | |
|                 user.Policy.EnableRemoteControlOfOtherUsers = true;
 | |
|                 await UpdateUserPolicy(user, user.Policy, false).ConfigureAwait(false);
 | |
|             }
 | |
| 
 | |
|             return users;
 | |
|         }
 | |
| 
 | |
|         public UserDto GetUserDto(User user, string remoteEndPoint = null)
 | |
|         {
 | |
|             if (user == null)
 | |
|             {
 | |
|                 throw new ArgumentNullException("user");
 | |
|             }
 | |
| 
 | |
|             var passwordHash = GetPasswordHash(user);
 | |
| 
 | |
|             var hasConfiguredPassword = !IsPasswordEmpty(passwordHash);
 | |
|             var hasConfiguredEasyPassword = !IsPasswordEmpty(GetLocalPasswordHash(user));
 | |
| 
 | |
|             var hasPassword = user.Configuration.EnableLocalPassword && !string.IsNullOrEmpty(remoteEndPoint) && _networkManager.IsInLocalNetwork(remoteEndPoint) ?
 | |
|                 hasConfiguredEasyPassword :
 | |
|                 hasConfiguredPassword;
 | |
| 
 | |
|             var dto = new UserDto
 | |
|             {
 | |
|                 Id = user.Id.ToString("N"),
 | |
|                 Name = user.Name,
 | |
|                 HasPassword = hasPassword,
 | |
|                 HasConfiguredPassword = hasConfiguredPassword,
 | |
|                 HasConfiguredEasyPassword = hasConfiguredEasyPassword,
 | |
|                 LastActivityDate = user.LastActivityDate,
 | |
|                 LastLoginDate = user.LastLoginDate,
 | |
|                 Configuration = user.Configuration,
 | |
|                 ConnectLinkType = user.ConnectLinkType,
 | |
|                 ConnectUserId = user.ConnectUserId,
 | |
|                 ConnectUserName = user.ConnectUserName,
 | |
|                 ServerId = _appHost.SystemId,
 | |
|                 Policy = user.Policy
 | |
|             };
 | |
| 
 | |
|             var image = user.GetImageInfo(ImageType.Primary, 0);
 | |
| 
 | |
|             if (image != null)
 | |
|             {
 | |
|                 dto.PrimaryImageTag = GetImageCacheTag(user, image);
 | |
| 
 | |
|                 try
 | |
|                 {
 | |
|                     _dtoServiceFactory().AttachPrimaryImageAspectRatio(dto, user);
 | |
|                 }
 | |
|                 catch (Exception ex)
 | |
|                 {
 | |
|                     // Have to use a catch-all unfortunately because some .net image methods throw plain Exceptions
 | |
|                     _logger.ErrorException("Error generating PrimaryImageAspectRatio for {0}", ex, user.Name);
 | |
|                 }
 | |
|             }
 | |
| 
 | |
|             return dto;
 | |
|         }
 | |
| 
 | |
|         public UserDto GetOfflineUserDto(User user)
 | |
|         {
 | |
|             var dto = GetUserDto(user);
 | |
| 
 | |
|             var offlinePasswordHash = GetLocalPasswordHash(user);
 | |
|             dto.HasPassword = !IsPasswordEmpty(offlinePasswordHash);
 | |
| 
 | |
|             dto.OfflinePasswordSalt = Guid.NewGuid().ToString("N");
 | |
| 
 | |
|             // Hash the pin with the device Id to create a unique result for this device
 | |
|             dto.OfflinePassword = GetSha1String((offlinePasswordHash + dto.OfflinePasswordSalt).ToLower());
 | |
| 
 | |
|             dto.ServerName = _appHost.FriendlyName;
 | |
| 
 | |
|             return dto;
 | |
|         }
 | |
| 
 | |
|         private string GetImageCacheTag(BaseItem item, ItemImageInfo image)
 | |
|         {
 | |
|             try
 | |
|             {
 | |
|                 return _imageProcessorFactory().GetImageCacheTag(item, image);
 | |
|             }
 | |
|             catch (Exception ex)
 | |
|             {
 | |
|                 _logger.ErrorException("Error getting {0} image info for {1}", ex, image.Type, image.Path);
 | |
|                 return null;
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Refreshes metadata for each user
 | |
|         /// </summary>
 | |
|         /// <param name="cancellationToken">The cancellation token.</param>
 | |
|         /// <returns>Task.</returns>
 | |
|         public Task RefreshUsersMetadata(CancellationToken cancellationToken)
 | |
|         {
 | |
|             var tasks = Users.Select(user => user.RefreshMetadata(new MetadataRefreshOptions(_fileSystem), cancellationToken)).ToList();
 | |
| 
 | |
|             return Task.WhenAll(tasks);
 | |
|         }
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Renames the user.
 | |
|         /// </summary>
 | |
|         /// <param name="user">The user.</param>
 | |
|         /// <param name="newName">The new name.</param>
 | |
|         /// <returns>Task.</returns>
 | |
|         /// <exception cref="System.ArgumentNullException">user</exception>
 | |
|         /// <exception cref="System.ArgumentException"></exception>
 | |
|         public async Task RenameUser(User user, string newName)
 | |
|         {
 | |
|             if (user == null)
 | |
|             {
 | |
|                 throw new ArgumentNullException("user");
 | |
|             }
 | |
| 
 | |
|             if (string.IsNullOrEmpty(newName))
 | |
|             {
 | |
|                 throw new ArgumentNullException("newName");
 | |
|             }
 | |
| 
 | |
|             if (Users.Any(u => u.Id != user.Id && u.Name.Equals(newName, StringComparison.OrdinalIgnoreCase)))
 | |
|             {
 | |
|                 throw new ArgumentException(string.Format("A user with the name '{0}' already exists.", newName));
 | |
|             }
 | |
| 
 | |
|             if (user.Name.Equals(newName, StringComparison.Ordinal))
 | |
|             {
 | |
|                 throw new ArgumentException("The new and old names must be different.");
 | |
|             }
 | |
| 
 | |
|             await user.Rename(newName);
 | |
| 
 | |
|             OnUserUpdated(user);
 | |
|         }
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Updates the user.
 | |
|         /// </summary>
 | |
|         /// <param name="user">The user.</param>
 | |
|         /// <exception cref="System.ArgumentNullException">user</exception>
 | |
|         /// <exception cref="System.ArgumentException"></exception>
 | |
|         public async Task UpdateUser(User user)
 | |
|         {
 | |
|             if (user == null)
 | |
|             {
 | |
|                 throw new ArgumentNullException("user");
 | |
|             }
 | |
| 
 | |
|             if (user.Id == Guid.Empty || !Users.Any(u => u.Id.Equals(user.Id)))
 | |
|             {
 | |
|                 throw new ArgumentException(string.Format("User with name '{0}' and Id {1} does not exist.", user.Name, user.Id));
 | |
|             }
 | |
| 
 | |
|             user.DateModified = DateTime.UtcNow;
 | |
|             user.DateLastSaved = DateTime.UtcNow;
 | |
| 
 | |
|             await UserRepository.SaveUser(user, CancellationToken.None).ConfigureAwait(false);
 | |
| 
 | |
|             OnUserUpdated(user);
 | |
|         }
 | |
| 
 | |
|         public event EventHandler<GenericEventArgs<User>> UserCreated;
 | |
| 
 | |
|         private readonly SemaphoreSlim _userListLock = new SemaphoreSlim(1, 1);
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Creates the user.
 | |
|         /// </summary>
 | |
|         /// <param name="name">The name.</param>
 | |
|         /// <returns>User.</returns>
 | |
|         /// <exception cref="System.ArgumentNullException">name</exception>
 | |
|         /// <exception cref="System.ArgumentException"></exception>
 | |
|         public async Task<User> CreateUser(string name)
 | |
|         {
 | |
|             if (string.IsNullOrWhiteSpace(name))
 | |
|             {
 | |
|                 throw new ArgumentNullException("name");
 | |
|             }
 | |
| 
 | |
|             if (!IsValidUsername(name))
 | |
|             {
 | |
|                 throw new ArgumentException("Usernames can contain letters (a-z), numbers (0-9), dashes (-), underscores (_), apostrophes ('), and periods (.)");
 | |
|             }
 | |
| 
 | |
|             if (Users.Any(u => u.Name.Equals(name, StringComparison.OrdinalIgnoreCase)))
 | |
|             {
 | |
|                 throw new ArgumentException(string.Format("A user with the name '{0}' already exists.", name));
 | |
|             }
 | |
| 
 | |
|             await _userListLock.WaitAsync(CancellationToken.None).ConfigureAwait(false);
 | |
| 
 | |
|             try
 | |
|             {
 | |
|                 var user = InstantiateNewUser(name);
 | |
| 
 | |
|                 var list = Users.ToList();
 | |
|                 list.Add(user);
 | |
|                 Users = list;
 | |
| 
 | |
|                 user.DateLastSaved = DateTime.UtcNow;
 | |
| 
 | |
|                 await UserRepository.SaveUser(user, CancellationToken.None).ConfigureAwait(false);
 | |
| 
 | |
|                 EventHelper.QueueEventIfNotNull(UserCreated, this, new GenericEventArgs<User> { Argument = user }, _logger);
 | |
| 
 | |
|                 return user;
 | |
|             }
 | |
|             finally
 | |
|             {
 | |
|                 _userListLock.Release();
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Deletes the user.
 | |
|         /// </summary>
 | |
|         /// <param name="user">The user.</param>
 | |
|         /// <returns>Task.</returns>
 | |
|         /// <exception cref="System.ArgumentNullException">user</exception>
 | |
|         /// <exception cref="System.ArgumentException"></exception>
 | |
|         public async Task DeleteUser(User user)
 | |
|         {
 | |
|             if (user == null)
 | |
|             {
 | |
|                 throw new ArgumentNullException("user");
 | |
|             }
 | |
| 
 | |
|             if (user.ConnectLinkType.HasValue)
 | |
|             {
 | |
|                 await _connectFactory().RemoveConnect(user.Id.ToString("N")).ConfigureAwait(false);
 | |
|             }
 | |
| 
 | |
|             var allUsers = Users.ToList();
 | |
| 
 | |
|             if (allUsers.FirstOrDefault(u => u.Id == user.Id) == null)
 | |
|             {
 | |
|                 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));
 | |
|             }
 | |
| 
 | |
|             if (allUsers.Count == 1)
 | |
|             {
 | |
|                 throw new ArgumentException(string.Format("The user '{0}' cannot be deleted because there must be at least one user in the system.", user.Name));
 | |
|             }
 | |
| 
 | |
|             if (user.Policy.IsAdministrator && allUsers.Count(i => i.Policy.IsAdministrator) == 1)
 | |
|             {
 | |
|                 throw new ArgumentException(string.Format("The user '{0}' cannot be deleted because there must be at least one admin user in the system.", user.Name));
 | |
|             }
 | |
| 
 | |
|             await _userListLock.WaitAsync(CancellationToken.None).ConfigureAwait(false);
 | |
| 
 | |
|             try
 | |
|             {
 | |
|                 var configPath = GetConfigurationFilePath(user);
 | |
| 
 | |
|                 await UserRepository.DeleteUser(user, CancellationToken.None).ConfigureAwait(false);
 | |
| 
 | |
|                 try
 | |
|                 {
 | |
|                     _fileSystem.DeleteFile(configPath);
 | |
|                 }
 | |
|                 catch (IOException ex)
 | |
|                 {
 | |
|                     _logger.ErrorException("Error deleting file {0}", ex, configPath);
 | |
|                 }
 | |
| 
 | |
|                 DeleteUserPolicy(user);
 | |
| 
 | |
|                 // Force this to be lazy loaded again
 | |
|                 Users = await LoadUsers().ConfigureAwait(false);
 | |
| 
 | |
|                 OnUserDeleted(user);
 | |
|             }
 | |
|             finally
 | |
|             {
 | |
|                 _userListLock.Release();
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Resets the password by clearing it.
 | |
|         /// </summary>
 | |
|         /// <returns>Task.</returns>
 | |
|         public Task ResetPassword(User user)
 | |
|         {
 | |
|             return ChangePassword(user, GetSha1String(string.Empty));
 | |
|         }
 | |
| 
 | |
|         public Task ResetEasyPassword(User user)
 | |
|         {
 | |
|             return ChangeEasyPassword(user, GetSha1String(string.Empty));
 | |
|         }
 | |
| 
 | |
|         public async Task ChangePassword(User user, string newPasswordSha1)
 | |
|         {
 | |
|             if (user == null)
 | |
|             {
 | |
|                 throw new ArgumentNullException("user");
 | |
|             }
 | |
|             if (string.IsNullOrWhiteSpace(newPasswordSha1))
 | |
|             {
 | |
|                 throw new ArgumentNullException("newPasswordSha1");
 | |
|             }
 | |
| 
 | |
|             if (user.ConnectLinkType.HasValue && user.ConnectLinkType.Value == UserLinkType.Guest)
 | |
|             {
 | |
|                 throw new ArgumentException("Passwords for guests cannot be changed.");
 | |
|             }
 | |
| 
 | |
|             user.Password = newPasswordSha1;
 | |
| 
 | |
|             await UpdateUser(user).ConfigureAwait(false);
 | |
| 
 | |
|             EventHelper.FireEventIfNotNull(UserPasswordChanged, this, new GenericEventArgs<User>(user), _logger);
 | |
|         }
 | |
| 
 | |
|         public async Task ChangeEasyPassword(User user, string newPasswordSha1)
 | |
|         {
 | |
|             if (user == null)
 | |
|             {
 | |
|                 throw new ArgumentNullException("user");
 | |
|             }
 | |
|             if (string.IsNullOrWhiteSpace(newPasswordSha1))
 | |
|             {
 | |
|                 throw new ArgumentNullException("newPasswordSha1");
 | |
|             }
 | |
| 
 | |
|             user.EasyPassword = newPasswordSha1;
 | |
| 
 | |
|             await UpdateUser(user).ConfigureAwait(false);
 | |
| 
 | |
|             EventHelper.FireEventIfNotNull(UserPasswordChanged, this, new GenericEventArgs<User>(user), _logger);
 | |
|         }
 | |
| 
 | |
|         /// <summary>
 | |
|         /// Instantiates the new user.
 | |
|         /// </summary>
 | |
|         /// <param name="name">The name.</param>
 | |
|         /// <returns>User.</returns>
 | |
|         private User InstantiateNewUser(string name)
 | |
|         {
 | |
|             return new User
 | |
|             {
 | |
|                 Name = name,
 | |
|                 Id = Guid.NewGuid(),
 | |
|                 DateCreated = DateTime.UtcNow,
 | |
|                 DateModified = DateTime.UtcNow,
 | |
|                 UsesIdForConfigurationPath = true
 | |
|             };
 | |
|         }
 | |
| 
 | |
|         private string PasswordResetFile
 | |
|         {
 | |
|             get { return Path.Combine(ConfigurationManager.ApplicationPaths.ProgramDataPath, "passwordreset.txt"); }
 | |
|         }
 | |
| 
 | |
|         private string _lastPin;
 | |
|         private PasswordPinCreationResult _lastPasswordPinCreationResult;
 | |
|         private int _pinAttempts;
 | |
| 
 | |
|         private PasswordPinCreationResult CreatePasswordResetPin()
 | |
|         {
 | |
|             var num = new Random().Next(1, 9999);
 | |
| 
 | |
|             var path = PasswordResetFile;
 | |
| 
 | |
|             var pin = num.ToString("0000", CultureInfo.InvariantCulture);
 | |
|             _lastPin = pin;
 | |
| 
 | |
|             var time = TimeSpan.FromMinutes(5);
 | |
|             var expiration = DateTime.UtcNow.Add(time);
 | |
| 
 | |
|             var text = new StringBuilder();
 | |
| 
 | |
|             var localAddress = _appHost.GetLocalApiUrl().Result ?? string.Empty;
 | |
| 
 | |
|             text.AppendLine("Use your web browser to visit:");
 | |
|             text.AppendLine(string.Empty);
 | |
|             text.AppendLine(localAddress + "/web/forgotpasswordpin.html");
 | |
|             text.AppendLine(string.Empty);
 | |
|             text.AppendLine("Enter the following pin code:");
 | |
|             text.AppendLine(string.Empty);
 | |
|             text.AppendLine(pin);
 | |
|             text.AppendLine(string.Empty);
 | |
|             text.AppendLine("The pin code will expire at " + expiration.ToLocalTime().ToShortDateString() + " " + expiration.ToLocalTime().ToShortTimeString());
 | |
| 
 | |
| 			_fileSystem.WriteAllText(path, text.ToString(), Encoding.UTF8);
 | |
| 
 | |
|             var result = new PasswordPinCreationResult
 | |
|             {
 | |
|                 PinFile = path,
 | |
|                 ExpirationDate = expiration
 | |
|             };
 | |
| 
 | |
|             _lastPasswordPinCreationResult = result;
 | |
|             _pinAttempts = 0;
 | |
| 
 | |
|             return result;
 | |
|         }
 | |
| 
 | |
|         public ForgotPasswordResult StartForgotPasswordProcess(string enteredUsername, bool isInNetwork)
 | |
|         {
 | |
|             DeletePinFile();
 | |
| 
 | |
|             var user = string.IsNullOrWhiteSpace(enteredUsername) ?
 | |
|                 null :
 | |
|                 GetUserByName(enteredUsername);
 | |
| 
 | |
|             if (user != null && user.ConnectLinkType.HasValue && user.ConnectLinkType.Value == UserLinkType.Guest)
 | |
|             {
 | |
|                 throw new ArgumentException("Unable to process forgot password request for guests.");
 | |
|             }
 | |
| 
 | |
|             var action = ForgotPasswordAction.InNetworkRequired;
 | |
|             string pinFile = null;
 | |
|             DateTime? expirationDate = null;
 | |
| 
 | |
|             if (user != null && !user.Policy.IsAdministrator)
 | |
|             {
 | |
|                 action = ForgotPasswordAction.ContactAdmin;
 | |
|             }
 | |
|             else
 | |
|             {
 | |
|                 if (isInNetwork)
 | |
|                 {
 | |
|                     action = ForgotPasswordAction.PinCode;
 | |
|                 }
 | |
| 
 | |
|                 var result = CreatePasswordResetPin();
 | |
|                 pinFile = result.PinFile;
 | |
|                 expirationDate = result.ExpirationDate;
 | |
|             }
 | |
| 
 | |
|             return new ForgotPasswordResult
 | |
|             {
 | |
|                 Action = action,
 | |
|                 PinFile = pinFile,
 | |
|                 PinExpirationDate = expirationDate
 | |
|             };
 | |
|         }
 | |
| 
 | |
|         public async Task<PinRedeemResult> RedeemPasswordResetPin(string pin)
 | |
|         {
 | |
|             DeletePinFile();
 | |
| 
 | |
|             var usersReset = new List<string>();
 | |
| 
 | |
|             var valid = !string.IsNullOrWhiteSpace(_lastPin) &&
 | |
|                 string.Equals(_lastPin, pin, StringComparison.OrdinalIgnoreCase) &&
 | |
|                 _lastPasswordPinCreationResult != null &&
 | |
|                 _lastPasswordPinCreationResult.ExpirationDate > DateTime.UtcNow;
 | |
| 
 | |
|             if (valid)
 | |
|             {
 | |
|                 _lastPin = null;
 | |
|                 _lastPasswordPinCreationResult = null;
 | |
| 
 | |
|                 var users = Users.Where(i => !i.ConnectLinkType.HasValue || i.ConnectLinkType.Value != UserLinkType.Guest)
 | |
|                         .ToList();
 | |
| 
 | |
|                 foreach (var user in users)
 | |
|                 {
 | |
|                     await ResetPassword(user).ConfigureAwait(false);
 | |
| 
 | |
|                     if (user.Policy.IsDisabled)
 | |
|                     {
 | |
|                         user.Policy.IsDisabled = false;
 | |
|                         await UpdateUserPolicy(user, user.Policy, true).ConfigureAwait(false);
 | |
|                     }
 | |
|                     usersReset.Add(user.Name);
 | |
|                 }
 | |
|             }
 | |
|             else
 | |
|             {
 | |
|                 _pinAttempts++;
 | |
|                 if (_pinAttempts >= 3)
 | |
|                 {
 | |
|                     _lastPin = null;
 | |
|                     _lastPasswordPinCreationResult = null;
 | |
|                 }
 | |
|             }
 | |
| 
 | |
|             return new PinRedeemResult
 | |
|             {
 | |
|                 Success = valid,
 | |
|                 UsersReset = usersReset.ToArray()
 | |
|             };
 | |
|         }
 | |
| 
 | |
|         private void DeletePinFile()
 | |
|         {
 | |
|             try
 | |
|             {
 | |
|                 _fileSystem.DeleteFile(PasswordResetFile);
 | |
|             }
 | |
|             catch
 | |
|             {
 | |
| 
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         class PasswordPinCreationResult
 | |
|         {
 | |
|             public string PinFile { get; set; }
 | |
|             public DateTime ExpirationDate { get; set; }
 | |
|         }
 | |
| 
 | |
|         public UserPolicy GetUserPolicy(User user)
 | |
|         {
 | |
|             var path = GetPolifyFilePath(user);
 | |
| 
 | |
|             try
 | |
|             {
 | |
|                 lock (_policySyncLock)
 | |
|                 {
 | |
|                     return (UserPolicy)_xmlSerializer.DeserializeFromFile(typeof(UserPolicy), path);
 | |
|                 }
 | |
|             }
 | |
|             catch (DirectoryNotFoundException)
 | |
|             {
 | |
|                 return GetDefaultPolicy(user);
 | |
|             }
 | |
|             catch (FileNotFoundException)
 | |
|             {
 | |
|                 return GetDefaultPolicy(user);
 | |
|             }
 | |
|             catch (Exception ex)
 | |
|             {
 | |
|                 _logger.ErrorException("Error reading policy file: {0}", ex, path);
 | |
| 
 | |
|                 return GetDefaultPolicy(user);
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         private UserPolicy GetDefaultPolicy(User user)
 | |
|         {
 | |
|             return new UserPolicy
 | |
|             {
 | |
|                 EnableSync = true
 | |
|             };
 | |
|         }
 | |
| 
 | |
|         private readonly object _policySyncLock = new object();
 | |
|         public Task UpdateUserPolicy(string userId, UserPolicy userPolicy)
 | |
|         {
 | |
|             var user = GetUserById(userId);
 | |
|             return UpdateUserPolicy(user, userPolicy, true);
 | |
|         }
 | |
| 
 | |
|         private async Task UpdateUserPolicy(User user, UserPolicy userPolicy, bool fireEvent)
 | |
|         {
 | |
|             // The xml serializer will output differently if the type is not exact
 | |
|             if (userPolicy.GetType() != typeof(UserPolicy))
 | |
|             {
 | |
|                 var json = _jsonSerializer.SerializeToString(userPolicy);
 | |
|                 userPolicy = _jsonSerializer.DeserializeFromString<UserPolicy>(json);
 | |
|             }
 | |
| 
 | |
|             var path = GetPolifyFilePath(user);
 | |
| 
 | |
| 			_fileSystem.CreateDirectory(Path.GetDirectoryName(path));
 | |
| 
 | |
|             lock (_policySyncLock)
 | |
|             {
 | |
|                 _xmlSerializer.SerializeToFile(userPolicy, path);
 | |
|                 user.Policy = userPolicy;
 | |
|             }
 | |
| 
 | |
|             await UpdateConfiguration(user, user.Configuration, true).ConfigureAwait(false);
 | |
|         }
 | |
| 
 | |
|         private void DeleteUserPolicy(User user)
 | |
|         {
 | |
|             var path = GetPolifyFilePath(user);
 | |
| 
 | |
|             try
 | |
|             {
 | |
|                 lock (_policySyncLock)
 | |
|                 {
 | |
|                     _fileSystem.DeleteFile(path);
 | |
|                 }
 | |
|             }
 | |
|             catch (IOException)
 | |
|             {
 | |
| 
 | |
|             }
 | |
|             catch (Exception ex)
 | |
|             {
 | |
|                 _logger.ErrorException("Error deleting policy file", ex);
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         private string GetPolifyFilePath(User user)
 | |
|         {
 | |
|             return Path.Combine(user.ConfigurationDirectoryPath, "policy.xml");
 | |
|         }
 | |
| 
 | |
|         private string GetConfigurationFilePath(User user)
 | |
|         {
 | |
|             return Path.Combine(user.ConfigurationDirectoryPath, "config.xml");
 | |
|         }
 | |
| 
 | |
|         public UserConfiguration GetUserConfiguration(User user)
 | |
|         {
 | |
|             var path = GetConfigurationFilePath(user);
 | |
| 
 | |
|             try
 | |
|             {
 | |
|                 lock (_configSyncLock)
 | |
|                 {
 | |
|                     return (UserConfiguration)_xmlSerializer.DeserializeFromFile(typeof(UserConfiguration), path);
 | |
|                 }
 | |
|             }
 | |
|             catch (DirectoryNotFoundException)
 | |
|             {
 | |
|                 return new UserConfiguration();
 | |
|             }
 | |
|             catch (FileNotFoundException)
 | |
|             {
 | |
|                 return new UserConfiguration();
 | |
|             }
 | |
|             catch (Exception ex)
 | |
|             {
 | |
|                 _logger.ErrorException("Error reading policy file: {0}", ex, path);
 | |
| 
 | |
|                 return new UserConfiguration();
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         private readonly object _configSyncLock = new object();
 | |
|         public Task UpdateConfiguration(string userId, UserConfiguration config)
 | |
|         {
 | |
|             var user = GetUserById(userId);
 | |
|             return UpdateConfiguration(user, config, true);
 | |
|         }
 | |
| 
 | |
|         private async Task UpdateConfiguration(User user, UserConfiguration config, bool fireEvent)
 | |
|         {
 | |
|             var path = GetConfigurationFilePath(user);
 | |
| 
 | |
|             // The xml serializer will output differently if the type is not exact
 | |
|             if (config.GetType() != typeof(UserConfiguration))
 | |
|             {
 | |
|                 var json = _jsonSerializer.SerializeToString(config);
 | |
|                 config = _jsonSerializer.DeserializeFromString<UserConfiguration>(json);
 | |
|             }
 | |
| 
 | |
| 			_fileSystem.CreateDirectory(Path.GetDirectoryName(path));
 | |
| 
 | |
|             lock (_configSyncLock)
 | |
|             {
 | |
|                 _xmlSerializer.SerializeToFile(config, path);
 | |
|                 user.Configuration = config;
 | |
|             }
 | |
| 
 | |
|             if (fireEvent)
 | |
|             {
 | |
|                 EventHelper.FireEventIfNotNull(UserConfigurationUpdated, this, new GenericEventArgs<User> { Argument = user }, _logger);
 | |
|             }
 | |
|         }
 | |
|     }
 | |
| } |