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update user data db

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This commit is contained in:
Luke Pulverenti
2016-11-21 15:22:43 -05:00
parent aa0b83817d
commit 92cf390fb0
4 changed files with 88 additions and 66 deletions
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87
Emby.Server.Implementations/Data/SqliteUserDataRepository.cs
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@@ -7,6 +7,7 @@ using System.Threading.Tasks;
using MediaBrowser.Common.Configuration;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Persistence;
using MediaBrowser.Model.IO;
using MediaBrowser.Model.Logging;
using SQLitePCL.pretty;
@@ -14,10 +15,15 @@ namespace Emby.Server.Implementations.Data
{
public class SqliteUserDataRepository : BaseSqliteRepository, IUserDataRepository
{
public SqliteUserDataRepository(ILogger logger, IApplicationPaths appPaths)
private readonly string _importFile;
private readonly IFileSystem _fileSystem;
public SqliteUserDataRepository(ILogger logger, IApplicationPaths appPaths, IFileSystem fileSystem)
: base(logger)
{
DbFilePath = Path.Combine(appPaths.DataPath, "userdata_v2.db");
_fileSystem = fileSystem;
DbFilePath = Path.Combine(appPaths.DataPath, "library.db");
_importFile = Path.Combine(appPaths.DataPath, "userdata_v2.db");
}
/// <summary>
@@ -43,32 +49,24 @@ namespace Emby.Server.Implementations.Data
using (var connection = CreateConnection())
{
connection.ExecuteAll(string.Join(";", new[]
{
"PRAGMA page_size=4096",
"pragma default_temp_store = memory",
"pragma temp_store = memory"
}));
string[] queries = {
"PRAGMA locking_mode=NORMAL",
"create table if not exists UserDataDb.userdata (key nvarchar, userId GUID, rating float null, played bit, playCount int, isFavorite bit, playbackPositionTicks bigint, lastPlayedDate datetime null)",
"drop index if exists UserDataDb.idx_userdata",
"drop index if exists UserDataDb.idx_userdata1",
"drop index if exists UserDataDb.idx_userdata2",
"drop index if exists UserDataDb.userdataindex1",
"create unique index if not exists UserDataDb.userdataindex on userdata (key, userId)",
"create index if not exists UserDataDb.userdataindex2 on userdata (key, userId, played)",
"create index if not exists UserDataDb.userdataindex3 on userdata (key, userId, playbackPositionTicks)",
"create index if not exists UserDataDb.userdataindex4 on userdata (key, userId, isFavorite)",
//pragmas
"pragma temp_store = memory",
"create table if not exists userdata (key nvarchar, userId GUID, rating float null, played bit, playCount int, isFavorite bit, playbackPositionTicks bigint, lastPlayedDate datetime null)",
"create table if not exists DataSettings (IsUserDataImported bit)",
"drop index if exists idx_userdata",
"drop index if exists idx_userdata1",
"drop index if exists idx_userdata2",
"drop index if exists userdataindex1",
"create unique index if not exists userdataindex on userdata (key, userId)",
"create index if not exists userdataindex2 on userdata (key, userId, played)",
"create index if not exists userdataindex3 on userdata (key, userId, playbackPositionTicks)",
"create index if not exists userdataindex4 on userdata (key, userId, isFavorite)",
"pragma shrink_memory"
};
@@ -81,9 +79,50 @@ namespace Emby.Server.Implementations.Data
AddColumn(db, "userdata", "AudioStreamIndex", "int", existingColumnNames);
AddColumn(db, "userdata", "SubtitleStreamIndex", "int", existingColumnNames);
});
ImportUserDataIfNeeded(connection);
}
}
private void ImportUserDataIfNeeded(IDatabaseConnection connection)
{
if (!_fileSystem.FileExists(_importFile))
{
return;
}
var fileToImport = _importFile;
var isImported = connection.Query("select IsUserDataImported from DataSettings").SelectScalarBool().FirstOrDefault();
if (isImported)
{
return;
}
ImportUserData(connection, fileToImport);
connection.RunInTransaction(db =>
{
using (var statement = db.PrepareStatement("replace into DataSettings (IsUserDataImported) values (@IsUserDataImported)"))
{
statement.TryBind("@IsUserDataImported", true);
statement.MoveNext();
}
});
}
private void ImportUserData(IDatabaseConnection connection, string file)
{
SqliteExtensions.Attach(connection, file, "UserDataBackup");
var columns = "key, userId, rating, played, playCount, isFavorite, playbackPositionTicks, lastPlayedDate, AudioStreamIndex, SubtitleStreamIndex";
connection.RunInTransaction(db =>
{
db.Execute("REPLACE INTO userdata(" + columns + ") SELECT " + columns + " FROM UserDataBackup.userdata;");
});
}
/// <summary>
/// Saves the user data.
/// </summary>