jellyfin-server/MediaBrowser.Api/Images/ImageService.cs
2013-11-27 14:04:19 -05:00

968 lines
35 KiB
C#

using MediaBrowser.Common.Configuration;
using MediaBrowser.Common.Extensions;
using MediaBrowser.Common.Net;
using MediaBrowser.Controller.Drawing;
using MediaBrowser.Controller.Dto;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.LiveTv;
using MediaBrowser.Controller.Persistence;
using MediaBrowser.Controller.Providers;
using MediaBrowser.Model.Drawing;
using MediaBrowser.Model.Dto;
using MediaBrowser.Model.Entities;
using ServiceStack.ServiceHost;
using ServiceStack.Text.Controller;
using System;
using System.Collections.Generic;
using System.Drawing;
using System.IO;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
namespace MediaBrowser.Api.Images
{
/// <summary>
/// Class GetItemImage
/// </summary>
[Route("/Items/{Id}/Images", "GET")]
[Api(Description = "Gets information about an item's images")]
public class GetItemImageInfos : IReturn<List<ImageInfo>>
{
/// <summary>
/// Gets or sets the id.
/// </summary>
/// <value>The id.</value>
[ApiMember(Name = "Id", Description = "Item Id", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "GET")]
public string Id { get; set; }
}
[Route("/LiveTv/Channels/{Id}/Images", "GET")]
[Api(Description = "Gets information about an item's images")]
public class GetChannelImageInfos : IReturn<List<ImageInfo>>
{
/// <summary>
/// Gets or sets the id.
/// </summary>
/// <value>The id.</value>
[ApiMember(Name = "Id", Description = "Item Id", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "GET")]
public string Id { get; set; }
}
[Route("/Artists/{Name}/Images", "GET")]
[Route("/Genres/{Name}/Images", "GET")]
[Route("/GameGenres/{Name}/Images", "GET")]
[Route("/MusicGenres/{Name}/Images", "GET")]
[Route("/Persons/{Name}/Images", "GET")]
[Route("/Studios/{Name}/Images", "GET")]
[Api(Description = "Gets information about an item's images")]
public class GetItemByNameImageInfos : IReturn<List<ImageInfo>>
{
/// <summary>
/// Gets or sets the id.
/// </summary>
/// <value>The id.</value>
[ApiMember(Name = "Name", Description = "Name", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "GET")]
public string Name { get; set; }
}
[Route("/Items/{Id}/Images/{Type}", "GET")]
[Route("/Items/{Id}/Images/{Type}/{Index}", "GET")]
[Api(Description = "Gets an item image")]
public class GetItemImage : ImageRequest
{
/// <summary>
/// Gets or sets the id.
/// </summary>
/// <value>The id.</value>
[ApiMember(Name = "Id", Description = "Item Id", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "GET")]
public string Id { get; set; }
}
[Route("/LiveTv/Channels/{Id}/Images/{Type}", "GET")]
[Route("/LiveTv/Channels/{Id}/Images/{Type}/{Index}", "GET")]
[Api(Description = "Gets an item image")]
public class GetChannelImage : ImageRequest
{
/// <summary>
/// Gets or sets the id.
/// </summary>
/// <value>The id.</value>
[ApiMember(Name = "Id", Description = "Channel Id", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "GET")]
public string Id { get; set; }
}
/// <summary>
/// Class UpdateItemImageIndex
/// </summary>
[Route("/Items/{Id}/Images/{Type}/{Index}/Index", "POST")]
[Api(Description = "Updates the index for an item image")]
public class UpdateItemImageIndex : IReturnVoid
{
/// <summary>
/// Gets or sets the id.
/// </summary>
/// <value>The id.</value>
[ApiMember(Name = "Id", Description = "Item Id", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "GET")]
public Guid Id { get; set; }
/// <summary>
/// Gets or sets the type of the image.
/// </summary>
/// <value>The type of the image.</value>
[ApiMember(Name = "Type", Description = "Image Type", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "POST")]
public ImageType Type { get; set; }
/// <summary>
/// Gets or sets the index.
/// </summary>
/// <value>The index.</value>
[ApiMember(Name = "Index", Description = "Image Index", IsRequired = false, DataType = "int", ParameterType = "query", Verb = "POST")]
public int Index { get; set; }
/// <summary>
/// Gets or sets the new index.
/// </summary>
/// <value>The new index.</value>
[ApiMember(Name = "NewIndex", Description = "The new image index", IsRequired = true, DataType = "string", ParameterType = "query", Verb = "GET")]
public int NewIndex { get; set; }
}
[Route("/Artists/{Name}/Images/{Type}/{Index}/Index", "POST")]
[Route("/Genres/{Name}/Images/{Type}/{Index}/Index", "POST")]
[Route("/GameGenres/{Name}/Images/{Type}/{Index}/Index", "POST")]
[Route("/MusicGenres/{Name}/Images/{Type}/{Index}/Index", "POST")]
[Route("/Persons/{Name}/Images/{Type}/{Index}/Index", "POST")]
[Route("/Studios/{Name}/Images/{Type}/{Index}/Index", "POST")]
[Route("/Years/{Year}/Images/{Type}/{Index}/Index", "POST")]
[Api(Description = "Updates the index for an item image")]
public class UpdateItemByNameImageIndex : IReturnVoid
{
/// <summary>
/// Gets or sets the id.
/// </summary>
/// <value>The id.</value>
[ApiMember(Name = "Name", Description = "Item name", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "POST")]
public string Name { get; set; }
/// <summary>
/// Gets or sets the type of the image.
/// </summary>
/// <value>The type of the image.</value>
[ApiMember(Name = "Type", Description = "Image Type", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "POST")]
public ImageType Type { get; set; }
/// <summary>
/// Gets or sets the index.
/// </summary>
/// <value>The index.</value>
[ApiMember(Name = "Index", Description = "Image Index", IsRequired = false, DataType = "int", ParameterType = "query", Verb = "POST")]
public int Index { get; set; }
/// <summary>
/// Gets or sets the new index.
/// </summary>
/// <value>The new index.</value>
[ApiMember(Name = "NewIndex", Description = "The new image index", IsRequired = true, DataType = "string", ParameterType = "query", Verb = "GET")]
public int NewIndex { get; set; }
}
/// <summary>
/// Class GetPersonImage
/// </summary>
[Route("/Artists/{Name}/Images/{Type}", "GET")]
[Route("/Artists/{Name}/Images/{Type}/{Index}", "GET")]
[Route("/Genres/{Name}/Images/{Type}", "GET")]
[Route("/Genres/{Name}/Images/{Type}/{Index}", "GET")]
[Route("/GameGenres/{Name}/Images/{Type}", "GET")]
[Route("/GameGenres/{Name}/Images/{Type}/{Index}", "GET")]
[Route("/MusicGenres/{Name}/Images/{Type}", "GET")]
[Route("/MusicGenres/{Name}/Images/{Type}/{Index}", "GET")]
[Route("/Persons/{Name}/Images/{Type}", "GET")]
[Route("/Persons/{Name}/Images/{Type}/{Index}", "GET")]
[Route("/Studios/{Name}/Images/{Type}", "GET")]
[Route("/Studios/{Name}/Images/{Type}/{Index}", "GET")]
[Route("/Years/{Year}/Images/{Type}", "GET")]
[Route("/Years/{Year}/Images/{Type}/{Index}", "GET")]
[Api(Description = "Gets an item by name image")]
public class GetItemByNameImage : ImageRequest
{
/// <summary>
/// Gets or sets the name.
/// </summary>
/// <value>The name.</value>
[ApiMember(Name = "Name", Description = "Item name", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "GET")]
public string Name { get; set; }
}
/// <summary>
/// Class GetUserImage
/// </summary>
[Route("/Users/{Id}/Images/{Type}", "GET")]
[Route("/Users/{Id}/Images/{Type}/{Index}", "GET")]
[Api(Description = "Gets a user image")]
public class GetUserImage : ImageRequest
{
/// <summary>
/// Gets or sets the id.
/// </summary>
/// <value>The id.</value>
[ApiMember(Name = "Id", Description = "User Id", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "GET")]
public Guid Id { get; set; }
}
/// <summary>
/// Class DeleteItemImage
/// </summary>
[Route("/Items/{Id}/Images/{Type}", "DELETE")]
[Route("/Items/{Id}/Images/{Type}/{Index}", "DELETE")]
[Api(Description = "Deletes an item image")]
public class DeleteItemImage : DeleteImageRequest, IReturnVoid
{
/// <summary>
/// Gets or sets the id.
/// </summary>
/// <value>The id.</value>
[ApiMember(Name = "Id", Description = "Item Id", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "DELETE")]
public Guid Id { get; set; }
}
[Route("/Artists/{Name}/Images/{Type}", "DELETE")]
[Route("/Artists/{Name}/Images/{Type}/{Index}", "DELETE")]
[Route("/Genres/{Name}/Images/{Type}", "DELETE")]
[Route("/Genres/{Name}/Images/{Type}/{Index}", "DELETE")]
[Route("/GameGenres/{Name}/Images/{Type}", "DELETE")]
[Route("/GameGenres/{Name}/Images/{Type}/{Index}", "DELETE")]
[Route("/MusicGenres/{Name}/Images/{Type}", "DELETE")]
[Route("/MusicGenres/{Name}/Images/{Type}/{Index}", "DELETE")]
[Route("/Persons/{Name}/Images/{Type}", "DELETE")]
[Route("/Persons/{Name}/Images/{Type}/{Index}", "DELETE")]
[Route("/Studios/{Name}/Images/{Type}", "DELETE")]
[Route("/Studios/{Name}/Images/{Type}/{Index}", "DELETE")]
[Route("/Years/{Year}/Images/{Type}", "DELETE")]
[Route("/Years/{Year}/Images/{Type}/{Index}", "DELETE")]
[Api(Description = "Deletes an item image")]
public class DeleteItemByNameImage : DeleteImageRequest, IReturnVoid
{
/// <summary>
/// Gets or sets the id.
/// </summary>
/// <value>The id.</value>
[ApiMember(Name = "Name", Description = "Item name", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "DELETE")]
public string Name { get; set; }
}
/// <summary>
/// Class DeleteUserImage
/// </summary>
[Route("/Users/{Id}/Images/{Type}", "DELETE")]
[Route("/Users/{Id}/Images/{Type}/{Index}", "DELETE")]
[Api(Description = "Deletes a user image")]
public class DeleteUserImage : DeleteImageRequest, IReturnVoid
{
/// <summary>
/// Gets or sets the id.
/// </summary>
/// <value>The id.</value>
[ApiMember(Name = "Id", Description = "User Id", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "DELETE")]
public Guid Id { get; set; }
}
[Route("/LiveTv/Channels/{Id}/Images/{Type}", "DELETE")]
[Route("/LiveTv/Channels/{Id}/Images/{Type}/{Index}", "DELETE")]
[Api(Description = "Deletes an item image")]
public class DeleteChannelImage : DeleteImageRequest, IReturnVoid
{
/// <summary>
/// Gets or sets the id.
/// </summary>
/// <value>The id.</value>
[ApiMember(Name = "Id", Description = "Channel Id", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "DELETE")]
public string Id { get; set; }
}
/// <summary>
/// Class PostUserImage
/// </summary>
[Route("/Users/{Id}/Images/{Type}", "POST")]
[Route("/Users/{Id}/Images/{Type}/{Index}", "POST")]
[Api(Description = "Posts a user image")]
public class PostUserImage : DeleteImageRequest, IRequiresRequestStream, IReturnVoid
{
/// <summary>
/// Gets or sets the id.
/// </summary>
/// <value>The id.</value>
[ApiMember(Name = "Id", Description = "User Id", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "POST")]
public Guid Id { get; set; }
/// <summary>
/// The raw Http Request Input Stream
/// </summary>
/// <value>The request stream.</value>
public Stream RequestStream { get; set; }
}
/// <summary>
/// Class PostItemImage
/// </summary>
[Route("/Items/{Id}/Images/{Type}", "POST")]
[Route("/Items/{Id}/Images/{Type}/{Index}", "POST")]
[Api(Description = "Posts an item image")]
public class PostItemImage : DeleteImageRequest, IRequiresRequestStream, IReturnVoid
{
/// <summary>
/// Gets or sets the id.
/// </summary>
/// <value>The id.</value>
[ApiMember(Name = "Id", Description = "Item Id", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "POST")]
public string Id { get; set; }
/// <summary>
/// The raw Http Request Input Stream
/// </summary>
/// <value>The request stream.</value>
public Stream RequestStream { get; set; }
}
[Route("/Artists/{Name}/Images/{Type}", "POST")]
[Route("/Artists/{Name}/Images/{Type}/{Index}", "POST")]
[Route("/Genres/{Name}/Images/{Type}", "POST")]
[Route("/Genres/{Name}/Images/{Type}/{Index}", "POST")]
[Route("/GameGenres/{Name}/Images/{Type}", "POST")]
[Route("/GameGenres/{Name}/Images/{Type}/{Index}", "POST")]
[Route("/MusicGenres/{Name}/Images/{Type}", "POST")]
[Route("/MusicGenres/{Name}/Images/{Type}/{Index}", "POST")]
[Route("/Persons/{Name}/Images/{Type}", "POST")]
[Route("/Persons/{Name}/Images/{Type}/{Index}", "POST")]
[Route("/Studios/{Name}/Images/{Type}", "POST")]
[Route("/Studios/{Name}/Images/{Type}/{Index}", "POST")]
[Route("/Years/{Year}/Images/{Type}", "POST")]
[Route("/Years/{Year}/Images/{Type}/{Index}", "POST")]
[Api(Description = "Posts an item image")]
public class PostItemByNameImage : DeleteImageRequest, IRequiresRequestStream, IReturnVoid
{
/// <summary>
/// Gets or sets the id.
/// </summary>
/// <value>The id.</value>
[ApiMember(Name = "Name", Description = "Item name", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "POST")]
public string Name { get; set; }
/// <summary>
/// The raw Http Request Input Stream
/// </summary>
/// <value>The request stream.</value>
public Stream RequestStream { get; set; }
}
[Route("/LiveTv/Channels/{Id}/Images/{Type}", "POST")]
[Route("/LiveTv/Channels/{Id}/Images/{Type}/{Index}", "POST")]
[Api(Description = "Posts an item image")]
public class PostChannelImage : DeleteImageRequest, IRequiresRequestStream, IReturnVoid
{
/// <summary>
/// Gets or sets the id.
/// </summary>
/// <value>The id.</value>
[ApiMember(Name = "Id", Description = "Item Id", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "POST")]
public string Id { get; set; }
/// <summary>
/// The raw Http Request Input Stream
/// </summary>
/// <value>The request stream.</value>
public Stream RequestStream { get; set; }
}
/// <summary>
/// Class ImageService
/// </summary>
public class ImageService : BaseApiService
{
/// <summary>
/// The _user manager
/// </summary>
private readonly IUserManager _userManager;
/// <summary>
/// The _library manager
/// </summary>
private readonly ILibraryManager _libraryManager;
private readonly IApplicationPaths _appPaths;
private readonly IProviderManager _providerManager;
private readonly IItemRepository _itemRepo;
private readonly IDtoService _dtoService;
private readonly IImageProcessor _imageProcessor;
private readonly ILiveTvManager _liveTv;
/// <summary>
/// Initializes a new instance of the <see cref="ImageService" /> class.
/// </summary>
public ImageService(IUserManager userManager, ILibraryManager libraryManager, IApplicationPaths appPaths, IProviderManager providerManager, IItemRepository itemRepo, IDtoService dtoService, IImageProcessor imageProcessor, ILiveTvManager liveTv)
{
_userManager = userManager;
_libraryManager = libraryManager;
_appPaths = appPaths;
_providerManager = providerManager;
_itemRepo = itemRepo;
_dtoService = dtoService;
_imageProcessor = imageProcessor;
_liveTv = liveTv;
}
/// <summary>
/// Gets the specified request.
/// </summary>
/// <param name="request">The request.</param>
/// <returns>System.Object.</returns>
public object Get(GetItemImageInfos request)
{
var item = _dtoService.GetItemByDtoId(request.Id);
var result = GetItemImageInfos(item);
return ToOptimizedResult(result);
}
public object Get(GetChannelImageInfos request)
{
var item = _liveTv.GetChannel(request.Id);
var result = GetItemImageInfos(item);
return ToOptimizedResult(result);
}
public object Get(GetItemByNameImageInfos request)
{
var result = GetItemByNameImageInfos(request);
return ToOptimizedResult(result);
}
/// <summary>
/// Gets the item by name image infos.
/// </summary>
/// <param name="request">The request.</param>
/// <returns>Task{List{ImageInfo}}.</returns>
private List<ImageInfo> GetItemByNameImageInfos(GetItemByNameImageInfos request)
{
var pathInfo = PathInfo.Parse(RequestContext.PathInfo);
var type = pathInfo.GetArgumentValue<string>(0);
var item = GetItemByName(request.Name, type, _libraryManager);
return GetItemImageInfos(item);
}
/// <summary>
/// Gets the item image infos.
/// </summary>
/// <param name="item">The item.</param>
/// <returns>Task{List{ImageInfo}}.</returns>
public List<ImageInfo> GetItemImageInfos(BaseItem item)
{
var list = new List<ImageInfo>();
foreach (var image in item.Images)
{
var info = GetImageInfo(image.Value, item, null, image.Key);
if (info != null)
{
list.Add(info);
}
}
var index = 0;
foreach (var image in item.BackdropImagePaths)
{
var info = GetImageInfo(image, item, index, ImageType.Backdrop);
if (info != null)
{
list.Add(info);
}
index++;
}
index = 0;
foreach (var image in item.ScreenshotImagePaths)
{
var info = GetImageInfo(image, item, index, ImageType.Screenshot);
if (info != null)
{
list.Add(info);
}
index++;
}
var video = item as Video;
if (video != null)
{
index = 0;
foreach (var chapter in _itemRepo.GetChapters(video.Id))
{
if (!string.IsNullOrEmpty(chapter.ImagePath))
{
var image = chapter.ImagePath;
var info = GetImageInfo(image, item, index, ImageType.Chapter);
if (info != null)
{
list.Add(info);
}
}
index++;
}
}
return list;
}
private ImageInfo GetImageInfo(string path, BaseItem item, int? imageIndex, ImageType type)
{
try
{
var fileInfo = new FileInfo(path);
var size = _imageProcessor.GetImageSize(path);
return new ImageInfo
{
Path = path,
ImageIndex = imageIndex,
ImageType = type,
ImageTag = _imageProcessor.GetImageCacheTag(item, type, path),
Size = fileInfo.Length,
Width = Convert.ToInt32(size.Width),
Height = Convert.ToInt32(size.Height)
};
}
catch (Exception ex)
{
Logger.ErrorException("Error getting image information for {0}", ex, path);
return null;
}
}
public object Get(GetChannelImage request)
{
var item = _liveTv.GetChannel(request.Id);
return GetImage(request, item);
}
/// <summary>
/// Gets the specified request.
/// </summary>
/// <param name="request">The request.</param>
/// <returns>System.Object.</returns>
public object Get(GetItemImage request)
{
var item = string.IsNullOrEmpty(request.Id) ? _libraryManager.RootFolder : _dtoService.GetItemByDtoId(request.Id);
return GetImage(request, item);
}
/// <summary>
/// Gets the specified request.
/// </summary>
/// <param name="request">The request.</param>
/// <returns>System.Object.</returns>
public object Get(GetUserImage request)
{
var item = _userManager.Users.First(i => i.Id == request.Id);
return GetImage(request, item);
}
public object Get(GetItemByNameImage request)
{
var pathInfo = PathInfo.Parse(RequestContext.PathInfo);
var type = pathInfo.GetArgumentValue<string>(0);
var item = GetItemByName(request.Name, type, _libraryManager);
return GetImage(request, item);
}
/// <summary>
/// Posts the specified request.
/// </summary>
/// <param name="request">The request.</param>
public void Post(PostUserImage request)
{
var pathInfo = PathInfo.Parse(RequestContext.PathInfo);
var id = new Guid(pathInfo.GetArgumentValue<string>(1));
request.Type = (ImageType)Enum.Parse(typeof(ImageType), pathInfo.GetArgumentValue<string>(3), true);
var item = _userManager.Users.First(i => i.Id == id);
var task = PostImage(item, request.RequestStream, request.Type, RequestContext.ContentType);
Task.WaitAll(task);
}
public void Post(PostItemByNameImage request)
{
var pathInfo = PathInfo.Parse(RequestContext.PathInfo);
var type = pathInfo.GetArgumentValue<string>(0);
var name = pathInfo.GetArgumentValue<string>(1);
request.Type = (ImageType)Enum.Parse(typeof(ImageType), pathInfo.GetArgumentValue<string>(3), true);
var item = GetItemByName(name, type, _libraryManager);
var task = PostImage(item, request.RequestStream, request.Type, RequestContext.ContentType);
Task.WaitAll(task);
}
/// <summary>
/// Posts the specified request.
/// </summary>
/// <param name="request">The request.</param>
public void Post(PostItemImage request)
{
var pathInfo = PathInfo.Parse(RequestContext.PathInfo);
var id = new Guid(pathInfo.GetArgumentValue<string>(1));
request.Type = (ImageType)Enum.Parse(typeof(ImageType), pathInfo.GetArgumentValue<string>(3), true);
var item = _libraryManager.GetItemById(id);
var task = PostImage(item, request.RequestStream, request.Type, RequestContext.ContentType);
Task.WaitAll(task);
}
public void Post(PostChannelImage request)
{
var pathInfo = PathInfo.Parse(RequestContext.PathInfo);
var id = pathInfo.GetArgumentValue<string>(2);
request.Type = (ImageType)Enum.Parse(typeof(ImageType), pathInfo.GetArgumentValue<string>(4), true);
var item = _liveTv.GetChannel(id);
var task = PostImage(item, request.RequestStream, request.Type, RequestContext.ContentType);
Task.WaitAll(task);
}
/// <summary>
/// Deletes the specified request.
/// </summary>
/// <param name="request">The request.</param>
public void Delete(DeleteUserImage request)
{
var item = _userManager.Users.First(i => i.Id == request.Id);
var task = item.DeleteImage(request.Type, request.Index);
Task.WaitAll(task);
}
/// <summary>
/// Deletes the specified request.
/// </summary>
/// <param name="request">The request.</param>
public void Delete(DeleteItemImage request)
{
var item = _libraryManager.GetItemById(request.Id);
var task = item.DeleteImage(request.Type, request.Index);
Task.WaitAll(task);
}
public void Delete(DeleteChannelImage request)
{
var item = _liveTv.GetChannel(request.Id);
var task = item.DeleteImage(request.Type, request.Index);
Task.WaitAll(task);
}
/// <summary>
/// Deletes the specified request.
/// </summary>
/// <param name="request">The request.</param>
public void Delete(DeleteItemByNameImage request)
{
var pathInfo = PathInfo.Parse(RequestContext.PathInfo);
var type = pathInfo.GetArgumentValue<string>(0);
var item = GetItemByName(request.Name, type, _libraryManager);
var task = item.DeleteImage(request.Type, request.Index);
Task.WaitAll(task);
}
/// <summary>
/// Posts the specified request.
/// </summary>
/// <param name="request">The request.</param>
public void Post(UpdateItemImageIndex request)
{
var item = _libraryManager.GetItemById(request.Id);
var task = UpdateItemIndex(item, request.Type, request.Index, request.NewIndex);
Task.WaitAll(task);
}
/// <summary>
/// Posts the specified request.
/// </summary>
/// <param name="request">The request.</param>
public void Post(UpdateItemByNameImageIndex request)
{
var pathInfo = PathInfo.Parse(RequestContext.PathInfo);
var type = pathInfo.GetArgumentValue<string>(0);
var item = GetItemByName(request.Name, type, _libraryManager);
var task = UpdateItemIndex(item, request.Type, request.Index, request.NewIndex);
Task.WaitAll(task);
}
/// <summary>
/// Updates the index of the item.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="type">The type.</param>
/// <param name="currentIndex">Index of the current.</param>
/// <param name="newIndex">The new index.</param>
/// <returns>Task.</returns>
/// <exception cref="System.ArgumentException">The change index operation is only applicable to backdrops and screenshots</exception>
private Task UpdateItemIndex(BaseItem item, ImageType type, int currentIndex, int newIndex)
{
string file1;
string file2;
if (type == ImageType.Screenshot)
{
file1 = item.ScreenshotImagePaths[currentIndex];
file2 = item.ScreenshotImagePaths[newIndex];
}
else if (type == ImageType.Backdrop)
{
file1 = item.BackdropImagePaths[currentIndex];
file2 = item.BackdropImagePaths[newIndex];
}
else
{
throw new ArgumentException("The change index operation is only applicable to backdrops and screenshots");
}
SwapFiles(file1, file2);
// Directory watchers should repeat this, but do a quick refresh first
return item.RefreshMetadata(CancellationToken.None, forceSave: true, allowSlowProviders: false);
}
/// <summary>
/// Swaps the files.
/// </summary>
/// <param name="file1">The file1.</param>
/// <param name="file2">The file2.</param>
private void SwapFiles(string file1, string file2)
{
var temp1 = Path.Combine(_appPaths.TempDirectory, Guid.NewGuid() + ".tmp");
var temp2 = Path.Combine(_appPaths.TempDirectory, Guid.NewGuid() + ".tmp");
// Copying over will fail against hidden files
RemoveHiddenAttribute(file1);
RemoveHiddenAttribute(file2);
File.Copy(file1, temp1);
File.Copy(file2, temp2);
File.Copy(temp1, file2, true);
File.Copy(temp2, file1, true);
File.Delete(temp1);
File.Delete(temp2);
}
private void RemoveHiddenAttribute(string path)
{
var currentFile = new FileInfo(path);
// This will fail if the file is hidden
if (currentFile.Exists)
{
if ((currentFile.Attributes & FileAttributes.Hidden) == FileAttributes.Hidden)
{
currentFile.Attributes &= ~FileAttributes.Hidden;
}
}
}
/// <summary>
/// Gets the image.
/// </summary>
/// <param name="request">The request.</param>
/// <param name="item">The item.</param>
/// <returns>System.Object.</returns>
/// <exception cref="ResourceNotFoundException">
/// </exception>
private object GetImage(ImageRequest request, BaseItem item)
{
var imagePath = GetImagePath(request, item);
if (string.IsNullOrEmpty(imagePath))
{
throw new ResourceNotFoundException(string.Format("{0} does not have an image of type {1}", item.Name, request.Type));
}
// See if we can avoid a file system lookup by looking for the file in ResolveArgs
var originalFileImageDateModified = item.GetImageDateModified(imagePath);
var supportedImageEnhancers = request.EnableImageEnhancers ? _imageProcessor.ImageEnhancers.Where(i =>
{
try
{
return i.Supports(item, request.Type);
}
catch (Exception ex)
{
Logger.ErrorException("Error in image enhancer: {0}", ex, i.GetType().Name);
return false;
}
}).ToList() : new List<IImageEnhancer>();
// If the file does not exist GetLastWriteTimeUtc will return jan 1, 1601 as opposed to throwing an exception
// http://msdn.microsoft.com/en-us/library/system.io.file.getlastwritetimeutc.aspx
if (originalFileImageDateModified.Year == 1601 && !File.Exists(imagePath))
{
throw new ResourceNotFoundException(string.Format("File not found: {0}", imagePath));
}
var contentType = GetMimeType(request.Format, imagePath);
var cacheGuid = _imageProcessor.GetImageCacheTag(item, request.Type, imagePath, originalFileImageDateModified, supportedImageEnhancers);
TimeSpan? cacheDuration = null;
if (!string.IsNullOrEmpty(request.Tag) && cacheGuid == new Guid(request.Tag))
{
cacheDuration = TimeSpan.FromDays(365);
}
// Avoid implicitly captured closure
var currentItem = item;
var currentRequest = request;
return ToCachedResult(cacheGuid, originalFileImageDateModified, cacheDuration, () => new ImageWriter
{
Item = currentItem,
Request = currentRequest,
OriginalImageDateModified = originalFileImageDateModified,
Enhancers = supportedImageEnhancers,
OriginalImagePath = imagePath,
ImageProcessor = _imageProcessor
}, contentType);
}
private string GetMimeType(ImageOutputFormat format, string path)
{
if (format == ImageOutputFormat.Bmp)
{
return MimeTypes.GetMimeType("i.bmp");
}
if (format == ImageOutputFormat.Gif)
{
return MimeTypes.GetMimeType("i.gif");
}
if (format == ImageOutputFormat.Jpg)
{
return MimeTypes.GetMimeType("i.jpg");
}
if (format == ImageOutputFormat.Png)
{
return MimeTypes.GetMimeType("i.png");
}
return MimeTypes.GetMimeType(path);
}
/// <summary>
/// Gets the image path.
/// </summary>
/// <param name="request">The request.</param>
/// <param name="item">The item.</param>
/// <returns>System.String.</returns>
private string GetImagePath(ImageRequest request, BaseItem item)
{
var index = request.Index ?? 0;
return item.GetImagePath(request.Type, index);
}
/// <summary>
/// Posts the image.
/// </summary>
/// <param name="entity">The entity.</param>
/// <param name="inputStream">The input stream.</param>
/// <param name="imageType">Type of the image.</param>
/// <param name="mimeType">Type of the MIME.</param>
/// <returns>Task.</returns>
private async Task PostImage(BaseItem entity, Stream inputStream, ImageType imageType, string mimeType)
{
using (var reader = new StreamReader(inputStream))
{
var text = await reader.ReadToEndAsync().ConfigureAwait(false);
var bytes = Convert.FromBase64String(text);
// Validate first
using (var validationStream = new MemoryStream(bytes))
{
using (var image = Image.FromStream(validationStream))
{
Logger.Info("New image is {0}x{1}", image.Width, image.Height);
}
}
var memoryStream = new MemoryStream(bytes)
{
Position = 0
};
// Handle image/png; charset=utf-8
mimeType = mimeType.Split(';').FirstOrDefault();
await _providerManager.SaveImage(entity, memoryStream, mimeType, imageType, null, null, CancellationToken.None).ConfigureAwait(false);
await entity.RefreshMetadata(CancellationToken.None, forceRefresh: true, forceSave: true, allowSlowProviders: false).ConfigureAwait(false);
}
}
}
}