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Hash and compress DAT file on import.

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This commit is contained in:
Natalia Portillo
2020-08-22 05:14:52 +01:00
parent eb26146301
commit 25dd3f4921
17 changed files with 2134 additions and 6 deletions
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42
RomRepoMgr.Core/Workers/DatImporter.cs
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@@ -25,17 +25,25 @@
using System;
using System.Diagnostics;
using System.IO;
using Aaru.Checksums;
using RomRepoMgr.Core.EventArgs;
using SabreTools.Library.DatFiles;
using ErrorEventArgs = RomRepoMgr.Core.EventArgs.ErrorEventArgs;
namespace RomRepoMgr.Core.Workers
{
public sealed class DatImporter
{
readonly string _datFilesPath;
readonly string _datPath;
bool _aborted;
public DatImporter(string datPath) => _datPath = datPath;
public DatImporter(string datPath)
{
_datPath = datPath;
_datFilesPath = Path.Combine(Settings.Settings.Current.RepositoryPath, "datfiles");
}
public void Import()
{
@@ -53,6 +61,38 @@ namespace RomRepoMgr.Core.Workers
DateTime end = DateTime.UtcNow;
double elapsed = (end - start).TotalSeconds;
SetMessage?.Invoke(this, new MessageEventArgs
{
Message = "Hashing DAT file..."
});
string datHash = Sha384Context.File(_datPath, out _);
if(!Directory.Exists(_datFilesPath))
Directory.CreateDirectory(_datFilesPath);
string compressedDatPath = Path.Combine(_datFilesPath, datHash + ".lz");
if(File.Exists(compressedDatPath))
{
ErrorOccurred?.Invoke(this, new ErrorEventArgs
{
Message = "DAT file is already in database, not importing duplicates."
});
return;
}
SetMessage?.Invoke(this, new MessageEventArgs
{
Message = "Compressing DAT file..."
});
var datCompress = new Compression();
datCompress.SetProgress += SetProgress;
datCompress.SetProgressBounds += SetProgressBounds;
datCompress.CompressFile(_datPath, compressedDatPath);
WorkFinished?.Invoke(this, System.EventArgs.Empty);
}
catch(Exception e)