jellyfin/Emby.Server.Implementations/Library/Resolvers/PhotoResolver.cs
2019-01-13 20:54:44 +01:00

120 lines
4.1 KiB
C#

using System;
using System.IO;
using System.Linq;
using MediaBrowser.Controller.Drawing;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Library;
using MediaBrowser.Model.Configuration;
using MediaBrowser.Model.Entities;
using MediaBrowser.Model.IO;
namespace Emby.Server.Implementations.Library.Resolvers
{
public class PhotoResolver : ItemResolver<Photo>
{
private readonly IImageProcessor _imageProcessor;
private readonly ILibraryManager _libraryManager;
private readonly IFileSystem _fileSystem;
public PhotoResolver(IImageProcessor imageProcessor, ILibraryManager libraryManager, IFileSystem fileSystem)
{
_imageProcessor = imageProcessor;
_libraryManager = libraryManager;
_fileSystem = fileSystem;
}
/// <summary>
/// Resolves the specified args.
/// </summary>
/// <param name="args">The args.</param>
/// <returns>Trailer.</returns>
protected override Photo Resolve(ItemResolveArgs args)
{
if (!args.IsDirectory)
{
// Must be an image file within a photo collection
var collectionType = args.GetCollectionType();
if (string.Equals(collectionType, CollectionType.Photos, StringComparison.OrdinalIgnoreCase) ||
(string.Equals(collectionType, CollectionType.HomeVideos, StringComparison.OrdinalIgnoreCase) && args.GetLibraryOptions().EnablePhotos))
{
if (IsImageFile(args.Path, _imageProcessor))
{
var filename = Path.GetFileNameWithoutExtension(args.Path);
// Make sure the image doesn't belong to a video file
var files = args.DirectoryService.GetFiles(_fileSystem.GetDirectoryName(args.Path));
var libraryOptions = args.GetLibraryOptions();
foreach (var file in files)
{
if (IsOwnedByMedia(_libraryManager, libraryOptions, file.FullName, filename))
{
return null;
}
}
return new Photo
{
Path = args.Path
};
}
}
}
return null;
}
internal static bool IsOwnedByMedia(ILibraryManager libraryManager, LibraryOptions libraryOptions, string file, string imageFilename)
{
if (libraryManager.IsVideoFile(file, libraryOptions))
{
return IsOwnedByResolvedMedia(libraryManager, libraryOptions, file, imageFilename);
}
return false;
}
internal static bool IsOwnedByResolvedMedia(ILibraryManager libraryManager, LibraryOptions libraryOptions, string file, string imageFilename)
{
if (imageFilename.StartsWith(Path.GetFileNameWithoutExtension(file), StringComparison.OrdinalIgnoreCase))
{
return true;
}
return false;
}
private static readonly string[] IgnoreFiles =
{
"folder",
"thumb",
"landscape",
"fanart",
"backdrop",
"poster",
"cover",
"logo",
"default"
};
internal static bool IsImageFile(string path, IImageProcessor imageProcessor)
{
var filename = Path.GetFileNameWithoutExtension(path) ?? string.Empty;
if (IgnoreFiles.Contains(filename, StringComparer.OrdinalIgnoreCase))
{
return false;
}
if (IgnoreFiles.Any(i => filename.IndexOf(i, StringComparison.OrdinalIgnoreCase) != -1))
{
return false;
}
return imageProcessor.SupportedInputFormats.Contains((Path.GetExtension(path) ?? string.Empty).TrimStart('.'), StringComparer.OrdinalIgnoreCase);
}
}
}