private void AddFilesFromManifest(Stream stream, Dictionary <int, int> baseIds)
{
List <Net.AssetDownloader.Asset> assets = new List <Net.AssetDownloader.Asset>();
var manifest = Dat.Manifest.Parse(stream);
long size = 0;
lock (baseIds)
{
foreach (var record in manifest.records)
{
int existing;
if (!baseIds.TryGetValue(record.baseId, out existing))
{
existing = 0;
}
if (existing != record.fileId)
{
baseIds[record.baseId] = record.fileId;
Net.AssetDownloader.Asset asset;
if (existing == 0)
{
asset = new Net.AssetDownloader.Asset(record.fileId, true, (int)(record.size * AVG_COMPRESSION + 0.5f));
}
else
{
asset = new Net.AssetDownloader.Asset(existing, record.fileId, (int)(record.size * AVG_PATCH_COMPRESSION + 0.5f));
}
asset.Complete += file_Complete;
asset.Cancelled += file_Cancelled;
asset.Progress += asset_Progress;
assets.Add(asset);
size += asset.size;
}
}
progress.filesTotal += assets.Count;
}
if (assets.Count > 0)
{
lock (this)
{
progress.estimatedBytesRemaining += size;
progress.estimatedTotalBytes += size;
}
downloader.Add(assets);
}
}
void downloader_Error(object sender, Net.AssetDownloader.Asset asset, Exception exception)
{
Util.Logging.Log(exception);
lock (this)
{
if (progress.errored)
{
return;
}
progress.errored = true;
}
if (Error != null)
{
Error(this, "Failed to download files", exception);
}
}
private async Task <bool> GetManifests(int manifestId, int manifestSize, Dictionary <int, int> baseIds, bool rescan)
{
int existing;
if (baseIds.TryGetValue(MANIFEST_BASE_ID, out existing) && existing == manifestId)
{
if (!rescan)
{
return(true); //the manifest is already up to date
}
}
else if (rescan)
{
progress.rescan = false;
}
progress.manifestsTotal++;
progress.estimatedBytesRemaining += manifestSize;
progress.estimatedTotalBytes += manifestSize;
int language;
switch (Settings.BackgroundPatchingLang.Value)
{
case 1: //DE
language = 296042;
break;
case 3: //FR
language = 296043;
break;
case 2: //ES (n/a)
case 0: //EN
default:
language = 296040;
break;
}
#warning useCompression = BitConverter.IsLittleEndian
var useCompression = BitConverter.IsLittleEndian;
if (useCompression && archive == null)
{
archive = new Dat.Compression.Archive();
}
//var asset = new Net.AssetDownloader.Asset(manifestId, false, manifestSize);
var asset = new Net.AssetDownloader.Asset(manifestId, useCompression, useCompression ? (int)(manifestSize * AVG_COMPRESSION + 0.5f) : manifestSize);
asset.Complete += delegate(object o, Net.AssetDownloader.Asset.CompleteEventArgs c)
{
progress.contentBytesCore += c.ContentLength;
};
asset.Progress += asset_Progress;
var cache = await downloader.Download(asset);
using (cache)
{
if (cache != null && cache.HasData)
{
cache.SetPositionToContent();
var p = cache.Position;
Dat.Manifest manifest;
if (useCompression)
{
using (var ms = new MemoryStream(archive.DecompressRaw(cache, manifestSize)))
{
manifest = Tools.Dat.Manifest.Parse(ms);
}
}
else
{
manifest = Tools.Dat.Manifest.Parse(cache);
Create404Manifest(manifestId);
}
List <Net.AssetDownloader.Asset> assets = new List <Net.AssetDownloader.Asset>(manifest.records.Length);
long size = 0;
foreach (var record in manifest.records)
{
bool isUsed = true;
switch (record.baseId)
{
case 724786: //Launcher
break;
case 1283391: //Launcher64
if (!Is64())
{
isUsed = false;
}
break;
case 1475411: //LauncherOSX
isUsed = false;
break;
case 622855: //ClientContent86
break;
case 1283393: //ClientContent64
break;
case 296040: //English
case 296042: //German
case 296043: //French
case 1051220: //Chinese
isUsed = record.baseId == language;
break;
}
//asset = new Net.AssetDownloader.Asset(record.fileId, !isUsed, !isUsed ? (int)(record.size * AVG_COMPRESSION + 0.5f) : record.size);
asset = new Net.AssetDownloader.Asset(record.fileId, useCompression, useCompression ? (int)(record.size * AVG_COMPRESSION + 0.5f) : record.size);
if (isUsed)
{
asset.Complete += manifestUsed_Complete;
}
else
{
asset.Complete += manifestUnused_Complete;
}
asset.Cancelled += manifest_Cancelled;
asset.Progress += asset_Progress;
assets.Add(asset);
size += asset.size;
}
progress.manifestsTotal += assets.Count;
progress.manifestsDownloaded++;
progress.estimatedBytesRemaining += size;
progress.estimatedTotalBytes += size;
downloader.Add(assets);
return(true);
}
}
return(false);
}
public async void Start(bool rescan)
{
lock (this)
{
if (IsActive)
{
return;
}
isActive = true;
}
Cache.Enabled = true;
int lastBuild;
if (!rescan && progress != null && progress.filesTotal > 0 && progress.filesDownloaded == progress.filesTotal)
{
lastBuild = progress.build;
}
else
{
lastBuild = 0;
}
progress = new DownloadProgressEventArgs();
progress.startTime = DateTime.UtcNow;
progress.rescan = rescan;
if (Starting != null)
{
Starting(this, EventArgs.Empty);
}
baseIds = await GetBaseIDs();
if (baseIds.Count > 0)
{
#region Initialize downloader
try
{
if (downloader == null)
{
byte threads;
if (Settings.BackgroundPatchingMaximumThreads.HasValue)
{
threads = Settings.BackgroundPatchingMaximumThreads.Value;
}
else
{
threads = 10;
}
downloader = new Net.AssetDownloader(threads);
downloader.DownloadRate += downloader_DownloadRate;
downloader.Error += downloader_Error;
downloader.Complete += downloader_Complete;
downloader.RequestComplete += downloader_RequestComplete;
downloader.Tick += downloader_Tick;
var v = Settings.PatchingSpeedLimit;
if (v.HasValue)
{
downloader.BpsLimit = v.Value;
}
else
{
downloader.BpsLimit = Int32.MaxValue;
}
initializationTime = DateTime.UtcNow;
}
else if (DateTime.UtcNow.Subtract(initializationTime).TotalDays > 1)
{
downloader.SetIPPool(null);
initializationTime = DateTime.UtcNow;
}
}
catch (Exception e)
{
progress.errored = true;
if (Error != null)
{
Error(this, "Failed to initialize", e);
}
isActive = false;
if (StateChanged != null)
{
StateChanged(this, EventArgs.Empty);
}
return;
}
#endregion
var latest = await GetLatest();
if (lastBuild > 0 && latest.buildId == lastBuild)
{
//nochange
progress.build = latest.buildId;
progress.filesTotal = progress.filesDownloaded = 1;
if (Complete != null)
{
Complete(this, EventArgs.Empty);
}
}
else if (latest.buildId != 0)
{
progress.build = latest.buildId;
downloader.Start();
if (await GetManifests(latest.manifestId, latest.manifestSize, baseIds, rescan))
{
if (progress.manifestsTotal > 0 || latest.buildId != Settings.LastKnownBuild.Value)
{
if (!progress.rescan)
{
if (PatchBeginning != null)
{
PatchBeginning(null, new PatchEventArgs()
{
Build = latest.buildId
});
}
lock (baseIds)
progress.filesTotal++;
var asset = new Net.AssetDownloader.Asset(latest.exeId, true, (int)(latest.exeSize * AVG_COMPRESSION + 0.5f));
lock (this)
{
progress.estimatedBytesRemaining += asset.size;
progress.estimatedTotalBytes += asset.size;
}
asset.Cancelled += file_Cancelled;
asset.Complete += file_Complete;
asset.Progress += asset_Progress;
asset.Complete += delegate(object o, Net.AssetDownloader.Asset.CompleteEventArgs c)
{
lock (this)
{
progress.contentBytesCore += c.ContentLength;
}
};
downloader.Add(asset);
}
}
}
else
{
progress.errored = true;
if (Error != null)
{
Error(this, "Failed to retieve manifests", null);
}
}
downloader.StopWhenComplete();
}
else
{
progress.errored = true;
if (Error != null)
{
Error(this, "Failed to retieve latest build", null);
}
}
}
else
{
progress.errored = true;
if (Error != null)
{
Error(this, "Failed to read Gw2.dat", null);
}
}
isActive = false;
if (StateChanged != null)
{
StateChanged(this, EventArgs.Empty);
}
}