You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
jellyfin/MediaBrowser.Api/HttpHandlers/ImageHandler.cs

218 lines
5.4 KiB

using System;
using System.IO;
using System.Linq;
using System.Threading.Tasks;
using MediaBrowser.Common.Net.Handlers;
using MediaBrowser.Controller;
using MediaBrowser.Model.Entities;
namespace MediaBrowser.Api.HttpHandlers
{
public class ImageHandler : BaseHandler
{
private string _ImagePath = string.Empty;
private string ImagePath
{
get
{
if (string.IsNullOrEmpty(_ImagePath))
{
_ImagePath = GetImagePath();
}
return _ImagePath;
}
}
public override string ContentType
{
get
{
string extension = Path.GetExtension(ImagePath);
if (extension.EndsWith("png", StringComparison.OrdinalIgnoreCase))
{
return "image/png";
}
return "image/jpeg";
}
}
public override TimeSpan CacheDuration
{
get
{
return TimeSpan.FromDays(365);
}
}
protected override DateTime? GetLastDateModified()
{
try
{
return File.GetLastWriteTime(ImagePath);
}
catch
{
return base.GetLastDateModified();
}
}
private int? Height
{
get
{
string val = QueryString["height"];
if (string.IsNullOrEmpty(val))
{
return null;
}
return int.Parse(val);
}
}
private int? Width
{
get
{
string val = QueryString["width"];
if (string.IsNullOrEmpty(val))
{
return null;
}
return int.Parse(val);
}
}
private int? MaxHeight
{
get
{
string val = QueryString["maxheight"];
if (string.IsNullOrEmpty(val))
{
return null;
}
return int.Parse(val);
}
}
private int? MaxWidth
{
get
{
string val = QueryString["maxwidth"];
if (string.IsNullOrEmpty(val))
{
return null;
}
return int.Parse(val);
}
}
private int? Quality
{
get
{
string val = QueryString["quality"];
if (string.IsNullOrEmpty(val))
{
return null;
}
return int.Parse(val);
}
}
private ImageType ImageType
{
get
{
string imageType = QueryString["type"];
if (string.IsNullOrEmpty(imageType))
{
return Model.Entities.ImageType.Primary;
}
return (ImageType)Enum.Parse(typeof(ImageType), imageType, true);
}
}
protected override Task WriteResponseToOutputStream(Stream stream)
{
return Task.Run(() =>
{
ImageProcessor.ProcessImage(ImagePath, stream, Width, Height, MaxWidth, MaxHeight, Quality);
});
}
private string GetImagePath()
{
string path = QueryString["path"] ?? string.Empty;
if (!string.IsNullOrEmpty(path))
{
return path;
}
string id = QueryString["id"];
string personName = QueryString["personname"];
string imageIndex = QueryString["index"];
BaseItem item;
if (!string.IsNullOrEmpty(personName))
{
item = Kernel.Instance.ItemController.GetPerson(personName);
}
else
{
item = ApiService.GetItemById(QueryString["id"]);
}
int index = string.IsNullOrEmpty(imageIndex) ? 0 : int.Parse(imageIndex);
return GetImagePathFromTypes(item, ImageType, index);
}
private string GetImagePathFromTypes(BaseItem item, ImageType imageType, int imageIndex)
{
if (imageType == ImageType.Logo)
{
return item.LogoImagePath;
}
else if (imageType == ImageType.Backdrop)
{
return item.BackdropImagePaths.ElementAt(imageIndex);
}
else if (imageType == ImageType.Banner)
{
return item.BannerImagePath;
}
else if (imageType == ImageType.Art)
{
return item.ArtImagePath;
}
else if (imageType == ImageType.Thumbnail)
{
return item.ThumbnailImagePath;
}
else
{
return item.PrimaryImagePath;
}
}
}
}