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Readarr/NzbDrone.Core/MediaFiles/RecycleBinProvider.cs

167 lines
5.6 KiB

using System;
using System.IO;
using NLog;
using NzbDrone.Common;
using NzbDrone.Common.EnvironmentInfo;
using NzbDrone.Common.Instrumentation;
using NzbDrone.Core.Configuration;
using NzbDrone.Core.MediaFiles.Commands;
using NzbDrone.Core.Messaging.Commands;
using NzbDrone.Core.Messaging.Events;
using NzbDrone.Core.Tv.Events;
namespace NzbDrone.Core.MediaFiles
{
public interface IRecycleBinProvider
{
void DeleteFolder(string path);
void DeleteFile(string path);
void Empty();
void Cleanup();
}
public class RecycleBinProvider : IHandleAsync<SeriesDeletedEvent>, IExecute<CleanUpRecycleBinCommand>, IRecycleBinProvider
{
private readonly IDiskProvider _diskProvider;
private readonly IConfigService _configService;
private static readonly Logger logger = NzbDroneLogger.GetLogger();
public RecycleBinProvider(IDiskProvider diskProvider, IConfigService configService)
{
_diskProvider = diskProvider;
_configService = configService;
}
public void DeleteFolder(string path)
{
logger.Info("Attempting to send '{0}' to recycling bin", path);
var recyclingBin = _configService.RecycleBin;
if (String.IsNullOrWhiteSpace(recyclingBin))
{
logger.Info("Recycling Bin has not been configured, deleting permanently.");
_diskProvider.DeleteFolder(path, true);
logger.Debug("Folder has been permanently deleted: {0}", path);
}
else
{
var destination = Path.Combine(recyclingBin, new DirectoryInfo(path).Name);
logger.Trace("Moving '{0}' to '{1}'", path, destination);
_diskProvider.MoveFolder(path, destination);
logger.Trace("Setting last accessed: {0}", path);
_diskProvider.FolderSetLastWriteTimeUtc(destination, DateTime.UtcNow);
foreach (var file in _diskProvider.GetFiles(destination, SearchOption.AllDirectories))
{
_diskProvider.FileSetLastWriteTimeUtc(file, DateTime.UtcNow);
}
logger.Debug("Folder has been moved to the recycling bin: {0}", destination);
}
}
public void DeleteFile(string path)
{
logger.Debug("Attempting to send '{0}' to recycling bin", path);
var recyclingBin = _configService.RecycleBin;
if (String.IsNullOrWhiteSpace(recyclingBin))
{
logger.Info("Recycling Bin has not been configured, deleting permanently.");
if (!OsInfo.IsLinux)
{
logger.Trace(_diskProvider.GetFileAttributes(path));
}
_diskProvider.DeleteFile(path);
logger.Trace("File has been permanently deleted: {0}", path);
}
else
{
var destination = Path.Combine(recyclingBin, new FileInfo(path).Name);
logger.Trace("Moving '{0}' to '{1}'", path, destination);
_diskProvider.MoveFile(path, destination);
_diskProvider.FileSetLastWriteTimeUtc(destination, DateTime.UtcNow);
logger.Trace("File has been moved to the recycling bin: {0}", destination);
}
}
public void Empty()
{
if (String.IsNullOrWhiteSpace(_configService.RecycleBin))
{
logger.Info("Recycle Bin has not been configured, cannot empty.");
return;
}
logger.Info("Removing all items from the recycling bin");
foreach (var folder in _diskProvider.GetDirectories(_configService.RecycleBin))
{
_diskProvider.DeleteFolder(folder, true);
}
foreach (var file in _diskProvider.GetFiles(_configService.RecycleBin, SearchOption.TopDirectoryOnly))
{
_diskProvider.DeleteFile(file);
}
logger.Trace("Recycling Bin has been emptied.");
}
public void Cleanup()
{
if (String.IsNullOrWhiteSpace(_configService.RecycleBin))
{
logger.Info("Recycle Bin has not been configured, cannot cleanup.");
return;
}
logger.Info("Removing items older than 7 days from the recycling bin");
foreach (var folder in _diskProvider.GetDirectories(_configService.RecycleBin))
{
if (_diskProvider.GetLastFolderWrite(folder).AddDays(7) > DateTime.UtcNow)
{
logger.Trace("Folder hasn't expired yet, skipping: {0}", folder);
continue;
}
_diskProvider.DeleteFolder(folder, true);
}
foreach (var file in _diskProvider.GetFiles(_configService.RecycleBin, SearchOption.TopDirectoryOnly))
{
if (_diskProvider.GetLastFileWrite(file).AddDays(7) > DateTime.UtcNow)
{
logger.Trace("File hasn't expired yet, skipping: {0}", file);
continue;
}
_diskProvider.DeleteFile(file);
}
logger.Trace("Recycling Bin has been cleaned up.");
}
public void HandleAsync(SeriesDeletedEvent message)
{
if (message.DeleteFiles)
{
DeleteFolder(message.Series.Path);
}
}
public void Execute(CleanUpRecycleBinCommand message)
{
Cleanup();
}
}
}