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Use EF Core for Activity database

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pull/702/head
Bond_009 6 years ago
parent bd550ef996
commit f6f0a8a481
6 changed files with 51 additions and 314 deletions
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36
Emby.Server.Implementations/Activity/ActivityManager.cs
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@ -1,9 +1,10 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using MediaBrowser.Controller.Library;
using MediaBrowser.Model.Activity;
using MediaBrowser.Model.Events;
using MediaBrowser.Model.Querying;
using Microsoft.Extensions.Logging;
namespace Emby.Server.Implementations.Activity
@ -26,20 +27,38 @@ namespace Emby.Server.Implementations.Activity
_userManager = userManager;
}
public void Create(ActivityLogEntry entry)
public async Task Create(ActivityLogEntry entry)
{
entry.Date = DateTime.UtcNow;
_repo.Create(entry);
await _repo.CreateAsync(entry);
EntryCreated?.Invoke(this, new GenericEventArgs<ActivityLogEntry>(entry));
}
public QueryResult<ActivityLogEntry> GetActivityLogEntries(DateTime? minDate, bool? hasUserId, int? startIndex, int? limit)
public IEnumerable<ActivityLogEntry> GetActivityLogEntries(DateTime? minDate, bool? hasUserId, int? startIndex, int? limit)
{
var result = _repo.GetActivityLogEntries(minDate, hasUserId, startIndex, limit);
var result = _repo.GetActivityLogEntries();
foreach (var item in result.Items.Where(i => !i.UserId.Equals(Guid.Empty)))
if (minDate.HasValue)
{
result = result.Where(x => x.Date >= minDate.Value);
}
if (hasUserId.HasValue)
{
result = result.Where(x => x.UserId != null && x.UserId != Guid.Empty);
}
if (startIndex.HasValue)
{
result = result.Where(x => x.Id >= startIndex.Value);
}
if (limit.HasValue)
{
result = result.Take(limit.Value);
}
// Add images for each user
foreach (var item in result)
{
var user = _userManager.GetUserById(item.UserId);
@ -52,10 +71,5 @@ namespace Emby.Server.Implementations.Activity
return result;
}
public QueryResult<ActivityLogEntry> GetActivityLogEntries(DateTime? minDate, int? startIndex, int? limit)
{
return GetActivityLogEntries(minDate, null, startIndex, limit);
}
}
}

305
Emby.Server.Implementations/Activity/ActivityRepository.cs
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@ -1,310 +1,37 @@
using System;
using System.Collections.Generic;
using System.Globalization;
using System.IO;
using System.Linq;
using Emby.Server.Implementations.Data;
using MediaBrowser.Controller;
using System.Threading.Tasks;
using MediaBrowser.Model.Activity;
using MediaBrowser.Model.IO;
using MediaBrowser.Model.Querying;
using Microsoft.Extensions.Logging;
using SQLitePCL.pretty;
using Microsoft.EntityFrameworkCore;
namespace Emby.Server.Implementations.Activity
{
public class ActivityRepository : BaseSqliteRepository, IActivityRepository
public class ActivityRepository : DbContext, IActivityRepository
{
private readonly CultureInfo _usCulture = new CultureInfo("en-US");
protected IFileSystem FileSystem { get; private set; }
protected string _dataDirPath;
public ActivityRepository(ILoggerFactory loggerFactory, IServerApplicationPaths appPaths, IFileSystem fileSystem)
: base(loggerFactory.CreateLogger(nameof(ActivityRepository)))
{
DbFilePath = Path.Combine(appPaths.DataPath, "activitylog.db");
FileSystem = fileSystem;
}
public DbSet<ActivityLogEntry> ActivityLogs { get; set; }
public void Initialize()
public ActivityRepository(string dataDirPath)
{
try
{
InitializeInternal();
}
catch (Exception ex)
{
Logger.LogError(ex, "Error loading database file. Will reset and retry.");
FileSystem.DeleteFile(DbFilePath);
InitializeInternal();
}
_dataDirPath = dataDirPath;
}
private void InitializeInternal()
protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
{
using (var connection = CreateConnection())
{
RunDefaultInitialization(connection);
connection.RunQueries(new[]
{
"create table if not exists ActivityLog (Id INTEGER PRIMARY KEY, Name TEXT NOT NULL, Overview TEXT, ShortOverview TEXT, Type TEXT NOT NULL, ItemId TEXT, UserId TEXT, DateCreated DATETIME NOT NULL, LogSeverity TEXT NOT NULL)",
"drop index if exists idx_ActivityLogEntries"
});
TryMigrate(connection);
}
}
// Ensure the dir exists
if (!Directory.Exists(_dataDirPath)) Directory.CreateDirectory(_dataDirPath);
private void TryMigrate(ManagedConnection connection)
{
try
{
if (TableExists(connection, "ActivityLogEntries"))
{
connection.RunQueries(new[]
{
"INSERT INTO ActivityLog (Name, Overview, ShortOverview, Type, ItemId, UserId, DateCreated, LogSeverity) SELECT Name, Overview, ShortOverview, Type, ItemId, UserId, DateCreated, LogSeverity FROM ActivityLogEntries",
"drop table if exists ActivityLogEntries"
});
}
}
catch (Exception ex)
{
Logger.LogError(ex, "Error migrating activity log database");
}
optionsBuilder.UseSqlite($"Filename={Path.Combine(_dataDirPath, "activitylog.sqlite.db")}");
}
private const string BaseActivitySelectText = "select Id, Name, Overview, ShortOverview, Type, ItemId, UserId, DateCreated, LogSeverity from ActivityLog";
public void Create(ActivityLogEntry entry)
public async Task CreateAsync(ActivityLogEntry entry)
{
if (entry == null)
{
throw new ArgumentNullException(nameof(entry));
}
using (WriteLock.Write())
using (var connection = CreateConnection())
{
connection.RunInTransaction(db =>
{
using (var statement = db.PrepareStatement("insert into ActivityLog (Name, Overview, ShortOverview, Type, ItemId, UserId, DateCreated, LogSeverity) values (@Name, @Overview, @ShortOverview, @Type, @ItemId, @UserId, @DateCreated, @LogSeverity)"))
{
statement.TryBind("@Name", entry.Name);
statement.TryBind("@Overview", entry.Overview);
statement.TryBind("@ShortOverview", entry.ShortOverview);
statement.TryBind("@Type", entry.Type);
statement.TryBind("@ItemId", entry.ItemId);
if (entry.UserId.Equals(Guid.Empty))
{
statement.TryBindNull("@UserId");
}
else
{
statement.TryBind("@UserId", entry.UserId.ToString("N"));
}
statement.TryBind("@DateCreated", entry.Date.ToDateTimeParamValue());
statement.TryBind("@LogSeverity", entry.Severity.ToString());
statement.MoveNext();
}
}, TransactionMode);
}
}
public void Update(ActivityLogEntry entry)
{
if (entry == null)
{
throw new ArgumentNullException(nameof(entry));
}
using (WriteLock.Write())
using (var connection = CreateConnection())
{
connection.RunInTransaction(db =>
{
using (var statement = db.PrepareStatement("Update ActivityLog set Name=@Name,Overview=@Overview,ShortOverview=@ShortOverview,Type=@Type,ItemId=@ItemId,UserId=@UserId,DateCreated=@DateCreated,LogSeverity=@LogSeverity where Id=@Id"))
{
statement.TryBind("@Id", entry.Id);
statement.TryBind("@Name", entry.Name);
statement.TryBind("@Overview", entry.Overview);
statement.TryBind("@ShortOverview", entry.ShortOverview);
statement.TryBind("@Type", entry.Type);
statement.TryBind("@ItemId", entry.ItemId);
if (entry.UserId.Equals(Guid.Empty))
{
statement.TryBindNull("@UserId");
}
else
{
statement.TryBind("@UserId", entry.UserId.ToString("N"));
}
statement.TryBind("@DateCreated", entry.Date.ToDateTimeParamValue());
statement.TryBind("@LogSeverity", entry.Severity.ToString());
statement.MoveNext();
}
}, TransactionMode);
}
}
public QueryResult<ActivityLogEntry> GetActivityLogEntries(DateTime? minDate, bool? hasUserId, int? startIndex, int? limit)
{
using (WriteLock.Read())
using (var connection = CreateConnection(true))
{
var commandText = BaseActivitySelectText;
var whereClauses = new List<string>();
if (minDate.HasValue)
{
whereClauses.Add("DateCreated>=@DateCreated");
}
if (hasUserId.HasValue)
{
if (hasUserId.Value)
{
whereClauses.Add("UserId not null");
}
else
{
whereClauses.Add("UserId is null");
}
}
var whereTextWithoutPaging = whereClauses.Count == 0 ?
string.Empty :
" where " + string.Join(" AND ", whereClauses.ToArray());
if (startIndex.HasValue && startIndex.Value > 0)
{
var pagingWhereText = whereClauses.Count == 0 ?
string.Empty :
" where " + string.Join(" AND ", whereClauses.ToArray());
whereClauses.Add(string.Format("Id NOT IN (SELECT Id FROM ActivityLog {0} ORDER BY DateCreated DESC LIMIT {1})",
pagingWhereText,
startIndex.Value.ToString(_usCulture)));
}
var whereText = whereClauses.Count == 0 ?
string.Empty :
" where " + string.Join(" AND ", whereClauses.ToArray());
commandText += whereText;
commandText += " ORDER BY DateCreated DESC";
if (limit.HasValue)
{
commandText += " LIMIT " + limit.Value.ToString(_usCulture);
}
var statementTexts = new List<string>();
statementTexts.Add(commandText);
statementTexts.Add("select count (Id) from ActivityLog" + whereTextWithoutPaging);
return connection.RunInTransaction(db =>
{
var list = new List<ActivityLogEntry>();
var result = new QueryResult<ActivityLogEntry>();
var statements = PrepareAllSafe(db, statementTexts).ToList();
using (var statement = statements[0])
{
if (minDate.HasValue)
{
statement.TryBind("@DateCreated", minDate.Value.ToDateTimeParamValue());
}
foreach (var row in statement.ExecuteQuery())
{
list.Add(GetEntry(row));
}
}
using (var statement = statements[1])
{
if (minDate.HasValue)
{
statement.TryBind("@DateCreated", minDate.Value.ToDateTimeParamValue());
}
result.TotalRecordCount = statement.ExecuteQuery().SelectScalarInt().First();
}
result.Items = list.ToArray();
return result;
}, ReadTransactionMode);
}
await ActivityLogs.AddAsync(entry);
await SaveChangesAsync();
}
private static ActivityLogEntry GetEntry(IReadOnlyList<IResultSetValue> reader)
{
var index = 0;
var info = new ActivityLogEntry
{
Id = reader[index].ToInt64()
};
index++;
if (reader[index].SQLiteType != SQLiteType.Null)
{
info.Name = reader[index].ToString();
}
index++;
if (reader[index].SQLiteType != SQLiteType.Null)
{
info.Overview = reader[index].ToString();
}
index++;
if (reader[index].SQLiteType != SQLiteType.Null)
{
info.ShortOverview = reader[index].ToString();
}
index++;
if (reader[index].SQLiteType != SQLiteType.Null)
{
info.Type = reader[index].ToString();
}
index++;
if (reader[index].SQLiteType != SQLiteType.Null)
{
info.ItemId = reader[index].ToString();
}
index++;
if (reader[index].SQLiteType != SQLiteType.Null)
{
info.UserId = new Guid(reader[index].ToString());
}
index++;
info.Date = reader[index].ReadDateTime();
index++;
if (reader[index].SQLiteType != SQLiteType.Null)
{
info.Severity = (LogLevel)Enum.Parse(typeof(LogLevel), reader[index].ToString(), true);
}
return info;
}
public IQueryable<ActivityLogEntry> GetActivityLogEntries()
=> ActivityLogs;
}
}

6
Emby.Server.Implementations/ApplicationHost.cs
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@ -1148,11 +1148,7 @@ namespace Emby.Server.Implementations
private IActivityRepository GetActivityLogRepository()
{
var repo = new ActivityRepository(LoggerFactory, ServerConfigurationManager.ApplicationPaths, FileSystemManager);
repo.Initialize();
return repo;
return new ActivityRepository(ServerConfigurationManager.ApplicationPaths.DataPath);
}
/// <summary>

1
Emby.Server.Implementations/Emby.Server.Implementations.csproj
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@ -22,6 +22,7 @@
</ItemGroup>
<ItemGroup>
<PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="2.2.0" />
<PackageReference Include="ServiceStack.Text.Core" Version="5.4.0" />
<PackageReference Include="sharpcompress" Version="0.22.0" />
<PackageReference Include="SimpleInjector" Version="4.4.2" />

9
MediaBrowser.Model/Activity/IActivityManager.cs
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@ -1,6 +1,7 @@
using System;
using System.Collections.Generic;
using System.Threading.Tasks;
using MediaBrowser.Model.Events;
using MediaBrowser.Model.Querying;
namespace MediaBrowser.Model.Activity
{
@ -8,10 +9,8 @@ namespace MediaBrowser.Model.Activity
{
event EventHandler<GenericEventArgs<ActivityLogEntry>> EntryCreated;
void Create(ActivityLogEntry entry);
Task Create(ActivityLogEntry entry);
QueryResult<ActivityLogEntry> GetActivityLogEntries(DateTime? minDate, int? startIndex, int? limit);
QueryResult<ActivityLogEntry> GetActivityLogEntries(DateTime? minDate, bool? hasUserId, int? x, int? y);
IEnumerable<ActivityLogEntry> GetActivityLogEntries(DateTime? minDate, bool? hasUserId, int? x, int? y);
}
}

8
MediaBrowser.Model/Activity/IActivityRepository.cs
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@ -1,12 +1,12 @@
using System;
using MediaBrowser.Model.Querying;
using System.Linq;
using System.Threading.Tasks;
namespace MediaBrowser.Model.Activity
{
public interface IActivityRepository
{
void Create(ActivityLogEntry entry);
Task CreateAsync(ActivityLogEntry entry);
QueryResult<ActivityLogEntry> GetActivityLogEntries(DateTime? minDate, bool? z, int? startIndex, int? limit);
IQueryable<ActivityLogEntry> GetActivityLogEntries();
}
}

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