jellyfin/Emby.Server.Implementations/FileOrganization/TvFolderOrganizer.cs
2017-03-30 13:56:32 -04:00

236 lines
8.4 KiB
C#

using MediaBrowser.Controller.Configuration;
using MediaBrowser.Controller.FileOrganization;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.Providers;
using MediaBrowser.Model.FileOrganization;
using MediaBrowser.Model.Logging;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using MediaBrowser.Common.IO;
using MediaBrowser.Controller.IO;
using MediaBrowser.Model.IO;
namespace Emby.Server.Implementations.FileOrganization
{
public class TvFolderOrganizer
{
private readonly ILibraryMonitor _libraryMonitor;
private readonly ILibraryManager _libraryManager;
private readonly ILogger _logger;
private readonly IFileSystem _fileSystem;
private readonly IFileOrganizationService _organizationService;
private readonly IServerConfigurationManager _config;
private readonly IProviderManager _providerManager;
public TvFolderOrganizer(ILibraryManager libraryManager, ILogger logger, IFileSystem fileSystem, ILibraryMonitor libraryMonitor, IFileOrganizationService organizationService, IServerConfigurationManager config, IProviderManager providerManager)
{
_libraryManager = libraryManager;
_logger = logger;
_fileSystem = fileSystem;
_libraryMonitor = libraryMonitor;
_organizationService = organizationService;
_config = config;
_providerManager = providerManager;
}
private bool EnableOrganization(FileSystemMetadata fileInfo, TvFileOrganizationOptions options)
{
var minFileBytes = options.MinFileSizeMb * 1024 * 1024;
try
{
return _libraryManager.IsVideoFile(fileInfo.FullName) && fileInfo.Length >= minFileBytes;
}
catch (Exception ex)
{
_logger.ErrorException("Error organizing file {0}", ex, fileInfo.Name);
}
return false;
}
private bool IsValidWatchLocation(string path, List<string> libraryFolderPaths)
{
if (IsPathAlreadyInMediaLibrary(path, libraryFolderPaths))
{
_logger.Info("Folder {0} is not eligible for auto-organize because it is also part of an Emby library", path);
return false;
}
return true;
}
private bool IsPathAlreadyInMediaLibrary(string path, List<string> libraryFolderPaths)
{
return libraryFolderPaths.Any(i => string.Equals(i, path, StringComparison.Ordinal) || _fileSystem.ContainsSubPath(i, path));
}
public async Task Organize(AutoOrganizeOptions options, CancellationToken cancellationToken, IProgress<double> progress)
{
var libraryFolderPaths = _libraryManager.GetVirtualFolders().SelectMany(i => i.Locations).ToList();
var watchLocations = options.TvOptions.WatchLocations
.Where(i => IsValidWatchLocation(i, libraryFolderPaths))
.ToList();
var eligibleFiles = watchLocations.SelectMany(GetFilesToOrganize)
.OrderBy(_fileSystem.GetCreationTimeUtc)
.Where(i => EnableOrganization(i, options.TvOptions))
.ToList();
var processedFolders = new HashSet<string>();
progress.Report(10);
if (eligibleFiles.Count > 0)
{
var numComplete = 0;
foreach (var file in eligibleFiles)
{
cancellationToken.ThrowIfCancellationRequested();
var organizer = new EpisodeFileOrganizer(_organizationService, _config, _fileSystem, _logger, _libraryManager,
_libraryMonitor, _providerManager);
try
{
var result = await organizer.OrganizeEpisodeFile(file.FullName, options, options.TvOptions.OverwriteExistingEpisodes, cancellationToken).ConfigureAwait(false);
if (result.Status == FileSortingStatus.Success && !processedFolders.Contains(file.DirectoryName, StringComparer.OrdinalIgnoreCase))
{
processedFolders.Add(file.DirectoryName);
}
}
catch (OperationCanceledException)
{
break;
}
catch (Exception ex)
{
_logger.ErrorException("Error organizing episode {0}", ex, file.FullName);
}
numComplete++;
double percent = numComplete;
percent /= eligibleFiles.Count;
progress.Report(10 + 89 * percent);
}
}
cancellationToken.ThrowIfCancellationRequested();
progress.Report(99);
foreach (var path in processedFolders)
{
var deleteExtensions = options.TvOptions.LeftOverFileExtensionsToDelete
.Select(i => i.Trim().TrimStart('.'))
.Where(i => !string.IsNullOrEmpty(i))
.Select(i => "." + i)
.ToList();
if (deleteExtensions.Count > 0)
{
DeleteLeftOverFiles(path, deleteExtensions);
}
if (options.TvOptions.DeleteEmptyFolders)
{
if (!IsWatchFolder(path, watchLocations))
{
DeleteEmptyFolders(path);
}
}
}
progress.Report(100);
}
/// <summary>
/// Gets the files to organize.
/// </summary>
/// <param name="path">The path.</param>
/// <returns>IEnumerable{FileInfo}.</returns>
private List<FileSystemMetadata> GetFilesToOrganize(string path)
{
try
{
return _fileSystem.GetFiles(path, true)
.ToList();
}
catch (IOException ex)
{
_logger.ErrorException("Error getting files from {0}", ex, path);
return new List<FileSystemMetadata>();
}
}
/// <summary>
/// Deletes the left over files.
/// </summary>
/// <param name="path">The path.</param>
/// <param name="extensions">The extensions.</param>
private void DeleteLeftOverFiles(string path, IEnumerable<string> extensions)
{
var eligibleFiles = _fileSystem.GetFilePaths(path, extensions.ToArray(), false, true)
.ToList();
foreach (var file in eligibleFiles)
{
try
{
_fileSystem.DeleteFile(file);
}
catch (Exception ex)
{
_logger.ErrorException("Error deleting file {0}", ex, file);
}
}
}
/// <summary>
/// Deletes the empty folders.
/// </summary>
/// <param name="path">The path.</param>
private void DeleteEmptyFolders(string path)
{
try
{
foreach (var d in _fileSystem.GetDirectoryPaths(path))
{
DeleteEmptyFolders(d);
}
var entries = _fileSystem.GetFileSystemEntryPaths(path);
if (!entries.Any())
{
try
{
_logger.Debug("Deleting empty directory {0}", path);
_fileSystem.DeleteDirectory(path, false);
}
catch (UnauthorizedAccessException) { }
catch (IOException) { }
}
}
catch (UnauthorizedAccessException) { }
}
/// <summary>
/// Determines if a given folder path is contained in a folder list
/// </summary>
/// <param name="path">The folder path to check.</param>
/// <param name="watchLocations">A list of folders.</param>
private bool IsWatchFolder(string path, IEnumerable<string> watchLocations)
{
return watchLocations.Contains(path, StringComparer.OrdinalIgnoreCase);
}
}
}