mirror of
https://github.com/ppy/osu.git
synced 2024-09-22 18:07:24 +08:00
229 lines
8.8 KiB
C#
229 lines
8.8 KiB
C#
// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
|
|
// See the LICENCE file in the repository root for full licence text.
|
|
|
|
using System;
|
|
using System.Diagnostics;
|
|
using System.IO;
|
|
using System.Linq;
|
|
using System.Threading;
|
|
using System.Threading.Tasks;
|
|
using Microsoft.Data.Sqlite;
|
|
using osu.Framework.Development;
|
|
using osu.Framework.IO.Network;
|
|
using osu.Framework.Logging;
|
|
using osu.Framework.Platform;
|
|
using osu.Framework.Testing;
|
|
using osu.Framework.Threading;
|
|
using osu.Game.Database;
|
|
using osu.Game.Online.API;
|
|
using osu.Game.Online.API.Requests;
|
|
using osu.Game.Stores;
|
|
using SharpCompress.Compressors;
|
|
using SharpCompress.Compressors.BZip2;
|
|
|
|
namespace osu.Game.Beatmaps
|
|
{
|
|
/// <summary>
|
|
/// A component which handles population of online IDs for beatmaps using a two part lookup procedure.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// On creating the component, a copy of a database containing metadata for a large subset of beatmaps (stored to <see cref="cache_database_name"/>) will be downloaded if not already present locally.
|
|
/// This will always be checked before doing a second online query to get required metadata.
|
|
/// </remarks>
|
|
[ExcludeFromDynamicCompile]
|
|
public class BeatmapOnlineLookupQueue : IDisposable
|
|
{
|
|
private readonly IAPIProvider api;
|
|
private readonly Storage storage;
|
|
|
|
private const int update_queue_request_concurrency = 4;
|
|
|
|
private readonly ThreadedTaskScheduler updateScheduler = new ThreadedTaskScheduler(update_queue_request_concurrency, nameof(BeatmapOnlineLookupQueue));
|
|
|
|
private FileWebRequest cacheDownloadRequest;
|
|
|
|
private const string cache_database_name = "online.db";
|
|
|
|
public BeatmapOnlineLookupQueue(IAPIProvider api, Storage storage)
|
|
{
|
|
this.api = api;
|
|
this.storage = storage;
|
|
|
|
// avoid downloading / using cache for unit tests.
|
|
if (!DebugUtils.IsNUnitRunning && !storage.Exists(cache_database_name))
|
|
prepareLocalCache();
|
|
}
|
|
|
|
public void Update(BeatmapSetInfo beatmapSet)
|
|
{
|
|
foreach (var b in beatmapSet.Beatmaps)
|
|
lookup(beatmapSet, b);
|
|
}
|
|
|
|
public Task UpdateAsync(BeatmapSetInfo beatmapSet, CancellationToken cancellationToken)
|
|
{
|
|
return Task.WhenAll(beatmapSet.Beatmaps.Select(b => UpdateAsync(beatmapSet, b, cancellationToken)).ToArray());
|
|
}
|
|
|
|
// todo: expose this when we need to do individual difficulty lookups.
|
|
protected Task UpdateAsync(BeatmapSetInfo beatmapSet, BeatmapInfo beatmapInfo, CancellationToken cancellationToken)
|
|
=> Task.Factory.StartNew(() => lookup(beatmapSet, beatmapInfo), cancellationToken, TaskCreationOptions.HideScheduler | TaskCreationOptions.RunContinuationsAsynchronously, updateScheduler);
|
|
|
|
private void lookup(BeatmapSetInfo set, BeatmapInfo beatmapInfo)
|
|
{
|
|
if (checkLocalCache(set, beatmapInfo))
|
|
return;
|
|
|
|
if (api?.State.Value != APIState.Online)
|
|
return;
|
|
|
|
var req = new GetBeatmapRequest(beatmapInfo);
|
|
|
|
try
|
|
{
|
|
// intentionally blocking to limit web request concurrency
|
|
api.Perform(req);
|
|
|
|
if (req.CompletionState == APIRequestCompletionState.Failed)
|
|
{
|
|
logForModel(set, $"Online retrieval failed for {beatmapInfo}");
|
|
beatmapInfo.OnlineID = -1;
|
|
return;
|
|
}
|
|
|
|
var res = req.Response;
|
|
|
|
if (res != null)
|
|
{
|
|
beatmapInfo.Status = res.Status;
|
|
|
|
Debug.Assert(beatmapInfo.BeatmapSet != null);
|
|
|
|
beatmapInfo.BeatmapSet.Status = res.BeatmapSet?.Status ?? BeatmapOnlineStatus.None;
|
|
beatmapInfo.BeatmapSet.OnlineID = res.OnlineBeatmapSetID;
|
|
beatmapInfo.OnlineID = res.OnlineID;
|
|
|
|
beatmapInfo.Metadata.Author.OnlineID = res.AuthorID;
|
|
|
|
logForModel(set, $"Online retrieval mapped {beatmapInfo} to {res.OnlineBeatmapSetID} / {res.OnlineID}.");
|
|
}
|
|
}
|
|
catch (Exception e)
|
|
{
|
|
logForModel(set, $"Online retrieval failed for {beatmapInfo} ({e.Message})");
|
|
beatmapInfo.OnlineID = -1;
|
|
}
|
|
}
|
|
|
|
private void prepareLocalCache()
|
|
{
|
|
string cacheFilePath = storage.GetFullPath(cache_database_name);
|
|
string compressedCacheFilePath = $"{cacheFilePath}.bz2";
|
|
|
|
cacheDownloadRequest = new FileWebRequest(compressedCacheFilePath, $"https://assets.ppy.sh/client-resources/{cache_database_name}.bz2?{DateTimeOffset.UtcNow:yyyyMMdd}");
|
|
|
|
cacheDownloadRequest.Failed += ex =>
|
|
{
|
|
File.Delete(compressedCacheFilePath);
|
|
File.Delete(cacheFilePath);
|
|
|
|
Logger.Log($"{nameof(BeatmapOnlineLookupQueue)}'s online cache download failed: {ex}", LoggingTarget.Database);
|
|
};
|
|
|
|
cacheDownloadRequest.Finished += () =>
|
|
{
|
|
try
|
|
{
|
|
using (var stream = File.OpenRead(cacheDownloadRequest.Filename))
|
|
using (var outStream = File.OpenWrite(cacheFilePath))
|
|
using (var bz2 = new BZip2Stream(stream, CompressionMode.Decompress, false))
|
|
bz2.CopyTo(outStream);
|
|
|
|
// set to null on completion to allow lookups to begin using the new source
|
|
cacheDownloadRequest = null;
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
Logger.Log($"{nameof(BeatmapOnlineLookupQueue)}'s online cache extraction failed: {ex}", LoggingTarget.Database);
|
|
File.Delete(cacheFilePath);
|
|
}
|
|
finally
|
|
{
|
|
File.Delete(compressedCacheFilePath);
|
|
}
|
|
};
|
|
|
|
cacheDownloadRequest.PerformAsync();
|
|
}
|
|
|
|
private bool checkLocalCache(BeatmapSetInfo set, BeatmapInfo beatmapInfo)
|
|
{
|
|
// download is in progress (or was, and failed).
|
|
if (cacheDownloadRequest != null)
|
|
return false;
|
|
|
|
// database is unavailable.
|
|
if (!storage.Exists(cache_database_name))
|
|
return false;
|
|
|
|
if (string.IsNullOrEmpty(beatmapInfo.MD5Hash)
|
|
&& string.IsNullOrEmpty(beatmapInfo.Path)
|
|
&& beatmapInfo.OnlineID <= 0)
|
|
return false;
|
|
|
|
try
|
|
{
|
|
using (var db = new SqliteConnection(DatabaseContextFactory.CreateDatabaseConnectionString("online.db", storage)))
|
|
{
|
|
db.Open();
|
|
|
|
using (var cmd = db.CreateCommand())
|
|
{
|
|
cmd.CommandText = "SELECT beatmapset_id, beatmap_id, approved, user_id FROM osu_beatmaps WHERE checksum = @MD5Hash OR beatmap_id = @OnlineID OR filename = @Path";
|
|
|
|
cmd.Parameters.Add(new SqliteParameter("@MD5Hash", beatmapInfo.MD5Hash));
|
|
cmd.Parameters.Add(new SqliteParameter("@OnlineID", beatmapInfo.OnlineID));
|
|
cmd.Parameters.Add(new SqliteParameter("@Path", beatmapInfo.Path));
|
|
|
|
using (var reader = cmd.ExecuteReader())
|
|
{
|
|
if (reader.Read())
|
|
{
|
|
var status = (BeatmapOnlineStatus)reader.GetByte(2);
|
|
|
|
beatmapInfo.Status = status;
|
|
|
|
Debug.Assert(beatmapInfo.BeatmapSet != null);
|
|
|
|
beatmapInfo.BeatmapSet.Status = status;
|
|
beatmapInfo.BeatmapSet.OnlineID = reader.GetInt32(0);
|
|
beatmapInfo.OnlineID = reader.GetInt32(1);
|
|
|
|
beatmapInfo.Metadata.Author.OnlineID = reader.GetInt32(3);
|
|
|
|
logForModel(set, $"Cached local retrieval for {beatmapInfo}.");
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
logForModel(set, $"Cached local retrieval for {beatmapInfo} failed with {ex}.");
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
private void logForModel(BeatmapSetInfo set, string message) =>
|
|
RealmArchiveModelImporter<BeatmapSetInfo>.LogForModel(set, $"[{nameof(BeatmapOnlineLookupQueue)}] {message}");
|
|
|
|
public void Dispose()
|
|
{
|
|
cacheDownloadRequest?.Dispose();
|
|
updateScheduler?.Dispose();
|
|
}
|
|
}
|
|
}
|