You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
jellyfin/Emby.Server.Implementations/Data/SqliteUserDataRepository.cs

420 lines
15 KiB

8 years ago
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Threading;
using MediaBrowser.Common.Configuration;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Persistence;
using MediaBrowser.Model.IO;
using Microsoft.Extensions.Logging;
8 years ago
using SQLitePCL.pretty;
using MediaBrowser.Controller.Library;
8 years ago
namespace Emby.Server.Implementations.Data
{
public class SqliteUserDataRepository : BaseSqliteRepository, IUserDataRepository
{
private readonly IFileSystem _fileSystem;
public SqliteUserDataRepository(ILogger logger, IApplicationPaths appPaths, IFileSystem fileSystem)
8 years ago
: base(logger)
{
_fileSystem = fileSystem;
DbFilePath = Path.Combine(appPaths.DataPath, "library.db");
8 years ago
}
/// <summary>
/// Gets the name of the repository
/// </summary>
/// <value>The name.</value>
public string Name
{
get
{
return "SQLite";
}
}
/// <summary>
/// Opens the connection to the database
/// </summary>
/// <returns>Task.</returns>
public void Initialize(ReaderWriterLockSlim writeLock, ManagedConnection managedConnection, IUserManager userManager)
8 years ago
{
_connection = managedConnection;
8 years ago
WriteLock.Dispose();
WriteLock = writeLock;
using (var connection = CreateConnection())
{
var userDatasTableExists = TableExists(connection, "UserDatas");
var userDataTableExists = TableExists(connection, "userdata");
var users = userDatasTableExists ? null : userManager.Users.ToArray();
8 years ago
connection.RunInTransaction(db =>
{
db.ExecuteAll(string.Join(";", new[] {
"create table if not exists UserDatas (key nvarchar not null, userId INT not null, rating float null, played bit not null, playCount int not null, isFavorite bit not null, playbackPositionTicks bigint not null, lastPlayedDate datetime null, AudioStreamIndex INT, SubtitleStreamIndex INT)",
"drop index if exists idx_userdata",
"drop index if exists idx_userdata1",
"drop index if exists idx_userdata2",
"drop index if exists userdataindex1",
"drop index if exists userdataindex",
"drop index if exists userdataindex3",
"drop index if exists userdataindex4",
"create unique index if not exists UserDatasIndex1 on UserDatas (key, userId)",
"create index if not exists UserDatasIndex2 on UserDatas (key, userId, played)",
"create index if not exists UserDatasIndex3 on UserDatas (key, userId, playbackPositionTicks)",
"create index if not exists UserDatasIndex4 on UserDatas (key, userId, isFavorite)"
}));
if (userDataTableExists)
{
var existingColumnNames = GetColumnNames(db, "userdata");
8 years ago
AddColumn(db, "userdata", "InternalUserId", "int", existingColumnNames);
AddColumn(db, "userdata", "AudioStreamIndex", "int", existingColumnNames);
AddColumn(db, "userdata", "SubtitleStreamIndex", "int", existingColumnNames);
if (!userDatasTableExists)
{
ImportUserIds(db, users);
8 years ago
db.ExecuteAll("INSERT INTO UserDatas (key, userId, rating, played, playCount, isFavorite, playbackPositionTicks, lastPlayedDate, AudioStreamIndex, SubtitleStreamIndex) SELECT key, InternalUserId, rating, played, playCount, isFavorite, playbackPositionTicks, lastPlayedDate, AudioStreamIndex, SubtitleStreamIndex from userdata where InternalUserId not null");
}
}
}, TransactionMode);
}
}
private void ImportUserIds(IDatabaseConnection db, User[] users)
{
var userIdsWithUserData = GetAllUserIdsWithUserData(db);
using (var statement = db.PrepareStatement("update userdata set InternalUserId=@InternalUserId where UserId=@UserId"))
{
foreach (var user in users)
{
if (!userIdsWithUserData.Contains(user.Id))
{
continue;
}
statement.TryBind("@UserId", user.Id.ToGuidBlob());
statement.TryBind("@InternalUserId", user.InternalId);
statement.MoveNext();
statement.Reset();
}
}
}
private List<Guid> GetAllUserIdsWithUserData(IDatabaseConnection db)
{
List<Guid> list = new List<Guid>();
using (var statement = PrepareStatement(db, "select DISTINCT UserId from UserData where UserId not null"))
{
foreach (var row in statement.ExecuteQuery())
{
try
{
list.Add(row[0].ReadGuidFromBlob());
}
catch
{
}
}
}
return list;
}
protected override bool EnableTempStoreMemory
{
get
{
return true;
}
}
8 years ago
/// <summary>
/// Saves the user data.
/// </summary>
public void SaveUserData(long internalUserId, string key, UserItemData userData, CancellationToken cancellationToken)
8 years ago
{
if (userData == null)
{
throw new ArgumentNullException("userData");
}
if (internalUserId <= 0)
8 years ago
{
throw new ArgumentNullException("internalUserId");
8 years ago
}
if (string.IsNullOrEmpty(key))
{
throw new ArgumentNullException("key");
}
PersistUserData(internalUserId, key, userData, cancellationToken);
8 years ago
}
public void SaveAllUserData(long internalUserId, UserItemData[] userData, CancellationToken cancellationToken)
8 years ago
{
if (userData == null)
{
throw new ArgumentNullException("userData");
}
if (internalUserId <= 0)
8 years ago
{
throw new ArgumentNullException("internalUserId");
8 years ago
}
PersistAllUserData(internalUserId, userData, cancellationToken);
8 years ago
}
/// <summary>
/// Persists the user data.
/// </summary>
/// <param name="userId">The user id.</param>
/// <param name="key">The key.</param>
/// <param name="userData">The user data.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>Task.</returns>
public void PersistUserData(long internalUserId, string key, UserItemData userData, CancellationToken cancellationToken)
8 years ago
{
cancellationToken.ThrowIfCancellationRequested();
8 years ago
using (WriteLock.Write())
8 years ago
{
using (var connection = CreateConnection())
8 years ago
{
connection.RunInTransaction(db =>
{
SaveUserData(db, internalUserId, key, userData);
}, TransactionMode);
}
8 years ago
}
}
private void SaveUserData(IDatabaseConnection db, long internalUserId, string key, UserItemData userData)
8 years ago
{
using (var statement = db.PrepareStatement("replace into UserDatas (key, userId, rating,played,playCount,isFavorite,playbackPositionTicks,lastPlayedDate,AudioStreamIndex,SubtitleStreamIndex) values (@key, @userId, @rating,@played,@playCount,@isFavorite,@playbackPositionTicks,@lastPlayedDate,@AudioStreamIndex,@SubtitleStreamIndex)"))
8 years ago
{
statement.TryBind("@userId", internalUserId);
statement.TryBind("@key", key);
8 years ago
if (userData.Rating.HasValue)
{
statement.TryBind("@rating", userData.Rating.Value);
}
else
{
statement.TryBindNull("@rating");
}
statement.TryBind("@played", userData.Played);
statement.TryBind("@playCount", userData.PlayCount);
statement.TryBind("@isFavorite", userData.IsFavorite);
statement.TryBind("@playbackPositionTicks", userData.PlaybackPositionTicks);
if (userData.LastPlayedDate.HasValue)
{
statement.TryBind("@lastPlayedDate", userData.LastPlayedDate.Value.ToDateTimeParamValue());
}
else
{
statement.TryBindNull("@lastPlayedDate");
}
if (userData.AudioStreamIndex.HasValue)
{
statement.TryBind("@AudioStreamIndex", userData.AudioStreamIndex.Value);
}
else
{
statement.TryBindNull("@AudioStreamIndex");
}
if (userData.SubtitleStreamIndex.HasValue)
{
statement.TryBind("@SubtitleStreamIndex", userData.SubtitleStreamIndex.Value);
}
else
{
statement.TryBindNull("@SubtitleStreamIndex");
}
statement.MoveNext();
}
}
/// <summary>
/// Persist all user data for the specified user
/// </summary>
private void PersistAllUserData(long internalUserId, UserItemData[] userDataList, CancellationToken cancellationToken)
8 years ago
{
cancellationToken.ThrowIfCancellationRequested();
8 years ago
using (WriteLock.Write())
8 years ago
{
using (var connection = CreateConnection())
8 years ago
{
connection.RunInTransaction(db =>
8 years ago
{
foreach (var userItemData in userDataList)
{
SaveUserData(db, internalUserId, userItemData.Key, userItemData);
}
}, TransactionMode);
}
8 years ago
}
}
/// <summary>
/// Gets the user data.
/// </summary>
/// <param name="userId">The user id.</param>
/// <param name="key">The key.</param>
/// <returns>Task{UserItemData}.</returns>
/// <exception cref="System.ArgumentNullException">
/// userId
/// or
/// key
/// </exception>
public UserItemData GetUserData(long internalUserId, string key)
8 years ago
{
if (internalUserId <= 0)
8 years ago
{
throw new ArgumentNullException("internalUserId");
8 years ago
}
if (string.IsNullOrEmpty(key))
{
throw new ArgumentNullException("key");
}
using (WriteLock.Read())
8 years ago
{
using (var connection = CreateConnection(true))
8 years ago
{
using (var statement = connection.PrepareStatement("select key,userid,rating,played,playCount,isFavorite,playbackPositionTicks,lastPlayedDate,AudioStreamIndex,SubtitleStreamIndex from UserDatas where key =@Key and userId=@UserId"))
{
statement.TryBind("@UserId", internalUserId);
statement.TryBind("@Key", key);
foreach (var row in statement.ExecuteQuery())
{
return ReadRow(row);
}
}
return null;
8 years ago
}
}
}
public UserItemData GetUserData(long internalUserId, List<string> keys)
8 years ago
{
if (keys == null)
{
throw new ArgumentNullException("keys");
}
if (keys.Count == 0)
{
return null;
}
return GetUserData(internalUserId, keys[0]);
8 years ago
}
/// <summary>
/// Return all user-data associated with the given user
/// </summary>
/// <param name="userId"></param>
/// <returns></returns>
public List<UserItemData> GetAllUserData(long internalUserId)
8 years ago
{
if (internalUserId <= 0)
8 years ago
{
throw new ArgumentNullException("internalUserId");
8 years ago
}
var list = new List<UserItemData>();
using (WriteLock.Read())
8 years ago
{
using (var connection = CreateConnection())
8 years ago
{
using (var statement = connection.PrepareStatement("select key,userid,rating,played,playCount,isFavorite,playbackPositionTicks,lastPlayedDate,AudioStreamIndex,SubtitleStreamIndex from UserDatas where userId=@UserId"))
8 years ago
{
statement.TryBind("@UserId", internalUserId);
foreach (var row in statement.ExecuteQuery())
{
list.Add(ReadRow(row));
}
8 years ago
}
}
}
return list;
}
/// <summary>
/// Read a row from the specified reader into the provided userData object
/// </summary>
/// <param name="reader"></param>
private UserItemData ReadRow(IReadOnlyList<IResultSetValue> reader)
{
var userData = new UserItemData();
userData.Key = reader[0].ToString();
//userData.UserId = reader[1].ReadGuidFromBlob();
8 years ago
if (reader[2].SQLiteType != SQLiteType.Null)
{
userData.Rating = reader[2].ToDouble();
}
userData.Played = reader[3].ToBool();
userData.PlayCount = reader[4].ToInt();
userData.IsFavorite = reader[5].ToBool();
userData.PlaybackPositionTicks = reader[6].ToInt64();
if (reader[7].SQLiteType != SQLiteType.Null)
{
userData.LastPlayedDate = reader[7].TryReadDateTime();
8 years ago
}
if (reader[8].SQLiteType != SQLiteType.Null)
{
userData.AudioStreamIndex = reader[8].ToInt();
}
if (reader[9].SQLiteType != SQLiteType.Null)
{
userData.SubtitleStreamIndex = reader[9].ToInt();
}
return userData;
}
protected override void Dispose(bool dispose)
{
// handled by library database
}
protected override void CloseConnection()
{
// handled by library database
}
}
}