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using System;
using System.Collections.Generic;
using System.IO;
using Emby.Naming.TV;
using MediaBrowser.Controller.Entities.TV;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.Providers;
using MediaBrowser.Controller.Resolvers;
using MediaBrowser.Model.Configuration;
using MediaBrowser.Model.Entities;
using MediaBrowser.Model.IO;
using Microsoft.Extensions.Logging;
namespace Emby.Server.Implementations.Library.Resolvers.TV
{
/// <summary>
/// Class SeriesResolver
/// </summary>
public class SeriesResolver : FolderResolver<Series>
{
private readonly IFileSystem _fileSystem;
private readonly ILogger _logger;
private readonly ILibraryManager _libraryManager;
public SeriesResolver(IFileSystem fileSystem, ILogger logger, ILibraryManager libraryManager)
{
_fileSystem = fileSystem;
_logger = logger;
_libraryManager = libraryManager;
}
/// <summary>
/// Gets the priority.
/// </summary>
/// <value>The priority.</value>
public override ResolverPriority Priority => ResolverPriority.Second;
/// <summary>
/// Resolves the specified args.
/// </summary>
/// <param name="args">The args.</param>
/// <returns>Series.</returns>
protected override Series Resolve(ItemResolveArgs args)
{
if (args.IsDirectory)
{
if (args.HasParent<Series>() || args.HasParent<Season>())
{
return null;
}
var collectionType = args.GetCollectionType();
if (string.Equals(collectionType, CollectionType.TvShows, StringComparison.OrdinalIgnoreCase))
{
//if (args.ContainsFileSystemEntryByName("tvshow.nfo"))
//{
// return new Series
// {
// Path = args.Path,
// Name = Path.GetFileName(args.Path)
// };
//}
var configuredContentType = _libraryManager.GetConfiguredContentType(args.Path);
if (!string.Equals(configuredContentType, CollectionType.TvShows, StringComparison.OrdinalIgnoreCase))
{
return new Series
{
Path = args.Path,
Name = Path.GetFileName(args.Path)
};
}
}
else if (string.IsNullOrEmpty(collectionType))
{
if (args.ContainsFileSystemEntryByName("tvshow.nfo"))
{
if (args.Parent != null && args.Parent.IsRoot)
{
// For now, return null, but if we want to allow this in the future then add some additional checks to guard against a misplaced tvshow.nfo
return null;
}
return new Series
{
Path = args.Path,
Name = Path.GetFileName(args.Path)
};
}
if (args.Parent != null && args.Parent.IsRoot)
{
return null;
}
if (IsSeriesFolder(args.Path, args.FileSystemChildren, args.DirectoryService, _fileSystem, _logger, _libraryManager, args.GetLibraryOptions(), false))
{
return new Series
{
Path = args.Path,
Name = Path.GetFileName(args.Path)
};
}
}
}
return null;
}
public static bool IsSeriesFolder(
string path,
IEnumerable<FileSystemMetadata> fileSystemChildren,
IDirectoryService directoryService,
IFileSystem fileSystem,
ILogger logger,
ILibraryManager libraryManager,
LibraryOptions libraryOptions,
bool isTvContentType)
{
foreach (var child in fileSystemChildren)
{
//if ((attributes & FileAttributes.Hidden) == FileAttributes.Hidden)
//{
// //logger.LogDebug("Igoring series file or folder marked hidden: {0}", child.FullName);
// continue;
//}
// Can't enforce this because files saved by Bitcasa are always marked System
//if ((attributes & FileAttributes.System) == FileAttributes.System)
//{
// logger.LogDebug("Igoring series subfolder marked system: {0}", child.FullName);
// continue;
//}
if (child.IsDirectory)
{
if (IsSeasonFolder(child.FullName, isTvContentType, libraryManager))
{
logger.LogDebug("{Path} is a series because of season folder {Dir}.", path, child.FullName);
return true;
}
}
else
{
string fullName = child.FullName;
if (libraryManager.IsVideoFile(fullName, libraryOptions))
{
if (isTvContentType)
{
return true;
}
var namingOptions = ((LibraryManager)libraryManager).GetNamingOptions();
var episodeResolver = new Naming.TV.EpisodeResolver(namingOptions);
var episodeInfo = episodeResolver.Resolve(fullName, false, true, false, fillExtendedInfo: false);
if (episodeInfo != null && episodeInfo.EpisodeNumber.HasValue)
{
return true;
}
}
}
}
logger.LogDebug("{Path} is not a series folder.", path);
return false;
}
/// <summary>
/// Determines whether [is place holder] [the specified path].
/// </summary>
/// <param name="path">The path.</param>
/// <returns><c>true</c> if [is place holder] [the specified path]; otherwise, <c>false</c>.</returns>
/// <exception cref="ArgumentNullException">path</exception>
private static bool IsVideoPlaceHolder(string path)
{
if (string.IsNullOrEmpty(path))
{
throw new ArgumentNullException(nameof(path));
}
var extension = Path.GetExtension(path);
return string.Equals(extension, ".disc", StringComparison.OrdinalIgnoreCase);
}
/// <summary>
/// Determines whether [is season folder] [the specified path].
/// </summary>
/// <param name="path">The path.</param>
/// <param name="isTvContentType">if set to <c>true</c> [is tv content type].</param>
/// <param name="libraryManager">The library manager.</param>
/// <returns><c>true</c> if [is season folder] [the specified path]; otherwise, <c>false</c>.</returns>
private static bool IsSeasonFolder(string path, bool isTvContentType, ILibraryManager libraryManager)
{
var namingOptions = ((LibraryManager)libraryManager).GetNamingOptions();
var seasonNumber = new SeasonPathParser(namingOptions).Parse(path, isTvContentType, isTvContentType).SeasonNumber;
return seasonNumber.HasValue;
}
/// <summary>
/// Sets the initial item values.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="args">The args.</param>
protected override void SetInitialItemValues(Series item, ItemResolveArgs args)
{
base.SetInitialItemValues(item, args);
SetProviderIdFromPath(item, args.Path);
}
/// <summary>
/// Sets the provider id from path.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="path">The path.</param>
private static void SetProviderIdFromPath(Series item, string path)
{
var justName = Path.GetFileName(path);
var id = justName.GetAttributeValue("tvdbid");
if (!string.IsNullOrEmpty(id))
{
item.SetProviderId(MetadataProviders.Tvdb, id);
}
}
}
}
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