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Moved userdata to user manager to resolve concurrency issues. must delete userdata and displaypreferences db files.

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This commit is contained in:
Luke Pulverenti
2013-04-02 15:25:16 -04:00
parent b4dd8a2106
commit e2562879d8
13 changed files with 208 additions and 209 deletions
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1
MediaBrowser.Server.Implementations/Library/LibraryManager.cs
View File

@@ -861,6 +861,7 @@ namespace MediaBrowser.Server.Implementations.Library
var userComparer = (IUserBaseItemComparer)Activator.CreateInstance(comparer.GetType());
userComparer.User = user;
userComparer.UserManager = _userManager;
return userComparer;
}

74
MediaBrowser.Server.Implementations/Library/UserManager.cs
View File

@@ -1,5 +1,4 @@
using System.Collections.Concurrent;
using MediaBrowser.Common.Events;
using MediaBrowser.Common.Events;
using MediaBrowser.Common.Extensions;
using MediaBrowser.Controller;
using MediaBrowser.Controller.Configuration;
@@ -9,6 +8,7 @@ using MediaBrowser.Model.Connectivity;
using MediaBrowser.Model.Entities;
using MediaBrowser.Model.Logging;
using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Linq;
using System.Security.Cryptography;
@@ -104,6 +104,8 @@ namespace MediaBrowser.Server.Implementations.Library
/// </summary>
private readonly ConcurrentDictionary<string, Task<DisplayPreferences>> _displayPreferences = new ConcurrentDictionary<string, Task<DisplayPreferences>>();
private readonly ConcurrentDictionary<string, Task<UserItemData>> _userData = new ConcurrentDictionary<string, Task<UserItemData>>();
/// <summary>
/// Initializes a new instance of the <see cref="UserManager" /> class.
/// </summary>
@@ -200,14 +202,15 @@ namespace MediaBrowser.Server.Implementations.Library
public async Task SaveDisplayPreferences(Guid userId, Guid displayPreferencesId, DisplayPreferences displayPreferences, CancellationToken cancellationToken)
{
var key = userId + displayPreferencesId.ToString();
var newValue = Task.FromResult(displayPreferences);
try
{
await Kernel.Instance.DisplayPreferencesRepository.SaveDisplayPreferences(userId, displayPreferencesId,
displayPreferences,
cancellationToken).ConfigureAwait(false);
var newValue = Task.FromResult(displayPreferences);
// Once it succeeds, put it into the dictionary to make it available to everyone else
_displayPreferences.AddOrUpdate(key, newValue, delegate { return newValue; });
}
@@ -651,10 +654,10 @@ namespace MediaBrowser.Server.Implementations.Library
if (positionTicks.HasValue)
{
var data = item.GetUserData(user, true);
var data = await GetUserData(user.Id, item.UserDataId).ConfigureAwait(false);
UpdatePlayState(item, data, positionTicks.Value, false);
await SaveUserDataForItem(user, item, data).ConfigureAwait(false);
await SaveUserData(user.Id, item.UserDataId, data, CancellationToken.None).ConfigureAwait(false);
}
EventHelper.QueueEventIfNotNull(PlaybackProgress, this, new PlaybackProgressEventArgs
@@ -689,7 +692,7 @@ namespace MediaBrowser.Server.Implementations.Library
RemoveNowPlayingItemId(user, clientType, deviceId, deviceName, item);
var data = item.GetUserData(user, true);
var data = await GetUserData(user.Id, item.UserDataId).ConfigureAwait(false);
if (positionTicks.HasValue)
{
@@ -702,7 +705,7 @@ namespace MediaBrowser.Server.Implementations.Library
data.Played = true;
}
await SaveUserDataForItem(user, item, data).ConfigureAwait(false);
await SaveUserData(user.Id, item.UserDataId, data, CancellationToken.None).ConfigureAwait(false);
EventHelper.QueueEventIfNotNull(PlaybackStopped, this, new PlaybackProgressEventArgs
{
@@ -763,16 +766,57 @@ namespace MediaBrowser.Server.Implementations.Library
}
/// <summary>
/// Saves user data for an item
/// Saves display preferences for an item
/// </summary>
/// <param name="user">The user.</param>
/// <param name="item">The item.</param>
/// <param name="data">The data.</param>
public Task SaveUserDataForItem(User user, BaseItem item, UserItemData data)
/// <param name="userId">The user id.</param>
/// <param name="userDataId">The user data id.</param>
/// <param name="userData">The user data.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>Task.</returns>
public async Task SaveUserData(Guid userId, Guid userDataId, UserItemData userData, CancellationToken cancellationToken)
{
item.AddOrUpdateUserData(user, data);
var key = userId + userDataId.ToString();
try
{
await Kernel.Instance.UserDataRepository.SaveUserData(userId, userDataId, userData, cancellationToken).ConfigureAwait(false);
return Kernel.UserDataRepository.SaveUserData(item, CancellationToken.None);
var newValue = Task.FromResult(userData);
// Once it succeeds, put it into the dictionary to make it available to everyone else
_userData.AddOrUpdate(key, newValue, delegate { return newValue; });
}
catch (Exception ex)
{
_logger.ErrorException("Error saving user data", ex);
throw;
}
}
/// <summary>
/// Gets the display preferences.
/// </summary>
/// <param name="userId">The user id.</param>
/// <param name="userDataId">The user data id.</param>
/// <returns>Task{DisplayPreferences}.</returns>
public Task<UserItemData> GetUserData(Guid userId, Guid userDataId)
{
var key = userId + userDataId.ToString();
return _userData.GetOrAdd(key, keyName => RetrieveUserData(userId, userDataId));
}
/// <summary>
/// Retrieves the display preferences.
/// </summary>
/// <param name="userId">The user id.</param>
/// <param name="userDataId">The user data id.</param>
/// <returns>DisplayPreferences.</returns>
private async Task<UserItemData> RetrieveUserData(Guid userId, Guid userDataId)
{
var userdata = await Kernel.Instance.UserDataRepository.GetUserData(userId, userDataId).ConfigureAwait(false);
return userdata ?? new UserItemData();
}
}
}