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			783 lines
		
	
	
		
			27 KiB
		
	
	
	
		
			C#
		
	
	
	
	
	
			
		
		
	
	
			783 lines
		
	
	
		
			27 KiB
		
	
	
	
		
			C#
		
	
	
	
	
	
using System;
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using System.Collections.Generic;
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using System.Globalization;
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using System.IO;
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using System.Linq;
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using System.Threading;
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using System.Threading.Tasks;
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using MediaBrowser.Common.Extensions;
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using MediaBrowser.Controller.Configuration;
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using MediaBrowser.Controller.Drawing;
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using MediaBrowser.Controller.Dto;
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using MediaBrowser.Controller.Entities;
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using MediaBrowser.Controller.Library;
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using MediaBrowser.Controller.Net;
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using MediaBrowser.Controller.Providers;
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using MediaBrowser.Model.Drawing;
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using MediaBrowser.Model.Dto;
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using MediaBrowser.Model.Entities;
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using MediaBrowser.Model.IO;
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using MediaBrowser.Model.Services;
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using Microsoft.Extensions.Logging;
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using Microsoft.Net.Http.Headers;
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namespace MediaBrowser.Api.Images
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{
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    /// <summary>
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    /// Class GetItemImage
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    /// </summary>
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    [Route("/Items/{Id}/Images", "GET", Summary = "Gets information about an item's images")]
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    [Authenticated]
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    public class GetItemImageInfos : IReturn<List<ImageInfo>>
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    {
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        /// <summary>
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        /// Gets or sets the id.
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        /// </summary>
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        /// <value>The id.</value>
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        [ApiMember(Name = "Id", Description = "Item Id", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "GET")]
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        public string Id { get; set; }
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    }
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    [Route("/Items/{Id}/Images/{Type}", "GET")]
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    [Route("/Items/{Id}/Images/{Type}/{Index}", "GET")]
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    [Route("/Items/{Id}/Images/{Type}", "HEAD")]
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    [Route("/Items/{Id}/Images/{Type}/{Index}", "HEAD")]
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    [Route("/Items/{Id}/Images/{Type}/{Index}/{Tag}/{Format}/{MaxWidth}/{MaxHeight}/{PercentPlayed}/{UnplayedCount}", "GET")]
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    [Route("/Items/{Id}/Images/{Type}/{Index}/{Tag}/{Format}/{MaxWidth}/{MaxHeight}/{PercentPlayed}/{UnplayedCount}", "HEAD")]
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    public class GetItemImage : ImageRequest
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    {
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        /// <summary>
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        /// Gets or sets the id.
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        /// </summary>
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        /// <value>The id.</value>
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        [ApiMember(Name = "Id", Description = "Item Id", IsRequired = true, DataType = "string", ParameterType = "path")]
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        public Guid Id { get; set; }
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    }
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    /// <summary>
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    /// Class UpdateItemImageIndex
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    /// </summary>
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    [Route("/Items/{Id}/Images/{Type}/{Index}/Index", "POST", Summary = "Updates the index for an item image")]
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    [Authenticated(Roles = "admin")]
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    public class UpdateItemImageIndex : IReturnVoid
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    {
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        /// <summary>
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        /// Gets or sets the id.
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        /// </summary>
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        /// <value>The id.</value>
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        [ApiMember(Name = "Id", Description = "Item Id", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "POST")]
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        public string Id { get; set; }
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        /// <summary>
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        /// Gets or sets the type of the image.
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        /// </summary>
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        /// <value>The type of the image.</value>
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        [ApiMember(Name = "Type", Description = "Image Type", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "POST")]
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        public ImageType Type { get; set; }
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        /// <summary>
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        /// Gets or sets the index.
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        /// </summary>
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        /// <value>The index.</value>
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        [ApiMember(Name = "Index", Description = "Image Index", IsRequired = false, DataType = "int", ParameterType = "query", Verb = "POST")]
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        public int Index { get; set; }
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        /// <summary>
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        /// Gets or sets the new index.
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        /// </summary>
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        /// <value>The new index.</value>
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        [ApiMember(Name = "NewIndex", Description = "The new image index", IsRequired = true, DataType = "string", ParameterType = "query", Verb = "POST")]
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        public int NewIndex { get; set; }
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    }
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    /// <summary>
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    /// Class GetPersonImage
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    /// </summary>
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    [Route("/Artists/{Name}/Images/{Type}", "GET")]
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    [Route("/Artists/{Name}/Images/{Type}/{Index}", "GET")]
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    [Route("/Genres/{Name}/Images/{Type}", "GET")]
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    [Route("/Genres/{Name}/Images/{Type}/{Index}", "GET")]
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    [Route("/MusicGenres/{Name}/Images/{Type}", "GET")]
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    [Route("/MusicGenres/{Name}/Images/{Type}/{Index}", "GET")]
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    [Route("/Persons/{Name}/Images/{Type}", "GET")]
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    [Route("/Persons/{Name}/Images/{Type}/{Index}", "GET")]
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    [Route("/Studios/{Name}/Images/{Type}", "GET")]
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    [Route("/Studios/{Name}/Images/{Type}/{Index}", "GET")]
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    ////[Route("/Years/{Year}/Images/{Type}", "GET")]
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    ////[Route("/Years/{Year}/Images/{Type}/{Index}", "GET")]
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    [Route("/Artists/{Name}/Images/{Type}", "HEAD")]
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    [Route("/Artists/{Name}/Images/{Type}/{Index}", "HEAD")]
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    [Route("/Genres/{Name}/Images/{Type}", "HEAD")]
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    [Route("/Genres/{Name}/Images/{Type}/{Index}", "HEAD")]
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    [Route("/MusicGenres/{Name}/Images/{Type}", "HEAD")]
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    [Route("/MusicGenres/{Name}/Images/{Type}/{Index}", "HEAD")]
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    [Route("/Persons/{Name}/Images/{Type}", "HEAD")]
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    [Route("/Persons/{Name}/Images/{Type}/{Index}", "HEAD")]
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    [Route("/Studios/{Name}/Images/{Type}", "HEAD")]
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    [Route("/Studios/{Name}/Images/{Type}/{Index}", "HEAD")]
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    ////[Route("/Years/{Year}/Images/{Type}", "HEAD")]
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    ////[Route("/Years/{Year}/Images/{Type}/{Index}", "HEAD")]
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    public class GetItemByNameImage : ImageRequest
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    {
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        /// <summary>
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        /// Gets or sets the name.
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        /// </summary>
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        /// <value>The name.</value>
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        [ApiMember(Name = "Name", Description = "Item name", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "GET")]
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        public string Name { get; set; }
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    }
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    /// <summary>
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    /// Class GetUserImage
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    /// </summary>
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    [Route("/Users/{Id}/Images/{Type}", "GET")]
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    [Route("/Users/{Id}/Images/{Type}/{Index}", "GET")]
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    [Route("/Users/{Id}/Images/{Type}", "HEAD")]
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    [Route("/Users/{Id}/Images/{Type}/{Index}", "HEAD")]
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    public class GetUserImage : ImageRequest
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    {
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        /// <summary>
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        /// Gets or sets the id.
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        /// </summary>
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        /// <value>The id.</value>
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        [ApiMember(Name = "Id", Description = "User Id", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "GET")]
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        public Guid Id { get; set; }
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    }
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    /// <summary>
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    /// Class DeleteItemImage
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    /// </summary>
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    [Route("/Items/{Id}/Images/{Type}", "DELETE")]
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    [Route("/Items/{Id}/Images/{Type}/{Index}", "DELETE")]
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    [Authenticated(Roles = "admin")]
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    public class DeleteItemImage : DeleteImageRequest, IReturnVoid
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    {
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        /// <summary>
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        /// Gets or sets the id.
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        /// </summary>
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        /// <value>The id.</value>
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        [ApiMember(Name = "Id", Description = "Item Id", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "DELETE")]
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        public string Id { get; set; }
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    }
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    /// <summary>
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    /// Class DeleteUserImage
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    /// </summary>
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    [Route("/Users/{Id}/Images/{Type}", "DELETE")]
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    [Route("/Users/{Id}/Images/{Type}/{Index}", "DELETE")]
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    [Authenticated]
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    public class DeleteUserImage : DeleteImageRequest, IReturnVoid
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    {
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        /// <summary>
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        /// Gets or sets the id.
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        /// </summary>
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        /// <value>The id.</value>
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        [ApiMember(Name = "Id", Description = "User Id", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "DELETE")]
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        public Guid Id { get; set; }
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    }
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    /// <summary>
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    /// Class PostUserImage
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    /// </summary>
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    [Route("/Users/{Id}/Images/{Type}", "POST")]
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    [Route("/Users/{Id}/Images/{Type}/{Index}", "POST")]
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    [Authenticated]
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    public class PostUserImage : DeleteImageRequest, IRequiresRequestStream, IReturnVoid
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    {
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        /// <summary>
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        /// Gets or sets the id.
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        /// </summary>
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        /// <value>The id.</value>
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        [ApiMember(Name = "Id", Description = "User Id", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "POST")]
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        public string Id { get; set; }
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        /// <summary>
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        /// The raw Http Request Input Stream
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        /// </summary>
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        /// <value>The request stream.</value>
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        public Stream RequestStream { get; set; }
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    }
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    /// <summary>
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    /// Class PostItemImage
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    /// </summary>
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    [Route("/Items/{Id}/Images/{Type}", "POST")]
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    [Route("/Items/{Id}/Images/{Type}/{Index}", "POST")]
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    [Authenticated(Roles = "admin")]
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    public class PostItemImage : DeleteImageRequest, IRequiresRequestStream, IReturnVoid
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    {
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        /// <summary>
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        /// Gets or sets the id.
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        /// </summary>
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        /// <value>The id.</value>
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        [ApiMember(Name = "Id", Description = "Item Id", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "POST")]
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        public string Id { get; set; }
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        /// <summary>
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        /// The raw Http Request Input Stream
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        /// </summary>
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        /// <value>The request stream.</value>
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        public Stream RequestStream { get; set; }
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    }
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    /// <summary>
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    /// Class ImageService
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    /// </summary>
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    public class ImageService : BaseApiService
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    {
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        private readonly IUserManager _userManager;
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        private readonly ILibraryManager _libraryManager;
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        private readonly IProviderManager _providerManager;
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        private readonly IImageProcessor _imageProcessor;
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        private readonly IFileSystem _fileSystem;
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        private readonly IAuthorizationContext _authContext;
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        /// <summary>
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        /// Initializes a new instance of the <see cref="ImageService" /> class.
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        /// </summary>
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        public ImageService(
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            ILogger<ImageService> logger,
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            IServerConfigurationManager serverConfigurationManager,
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            IHttpResultFactory httpResultFactory,
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            IUserManager userManager,
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            ILibraryManager libraryManager,
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            IProviderManager providerManager,
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            IImageProcessor imageProcessor,
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            IFileSystem fileSystem,
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            IAuthorizationContext authContext)
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            : base(logger, serverConfigurationManager, httpResultFactory)
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        {
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            _userManager = userManager;
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            _libraryManager = libraryManager;
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            _providerManager = providerManager;
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            _imageProcessor = imageProcessor;
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            _fileSystem = fileSystem;
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            _authContext = authContext;
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        }
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        /// <summary>
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        /// Gets the specified request.
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        /// </summary>
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        /// <param name="request">The request.</param>
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        /// <returns>System.Object.</returns>
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        public object Get(GetItemImageInfos request)
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        {
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            var item = _libraryManager.GetItemById(request.Id);
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            var result = GetItemImageInfos(item);
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            return ToOptimizedResult(result);
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        }
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        /// <summary>
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        /// Gets the item image infos.
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        /// </summary>
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        /// <param name="item">The item.</param>
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        /// <returns>Task{List{ImageInfo}}.</returns>
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        public List<ImageInfo> GetItemImageInfos(BaseItem item)
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        {
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            var list = new List<ImageInfo>();
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            var itemImages = item.ImageInfos;
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            foreach (var image in itemImages)
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            {
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                if (!item.AllowsMultipleImages(image.Type))
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                {
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                    var info = GetImageInfo(item, image, null);
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                    if (info != null)
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                    {
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                        list.Add(info);
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                    }
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                }
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            }
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            foreach (var imageType in itemImages.Select(i => i.Type).Distinct().Where(item.AllowsMultipleImages))
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            {
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                var index = 0;
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                // Prevent implicitly captured closure
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                var currentImageType = imageType;
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                foreach (var image in itemImages.Where(i => i.Type == currentImageType))
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                {
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                    var info = GetImageInfo(item, image, index);
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                    if (info != null)
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                    {
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                        list.Add(info);
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                    }
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                    index++;
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                }
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            }
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            return list;
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        }
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        private ImageInfo GetImageInfo(BaseItem item, ItemImageInfo info, int? imageIndex)
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        {
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            int? width = null;
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            int? height = null;
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            long length = 0;
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            try
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            {
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                if (info.IsLocalFile)
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                {
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                    var fileInfo = _fileSystem.GetFileInfo(info.Path);
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                    length = fileInfo.Length;
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                    ImageDimensions size = _imageProcessor.GetImageDimensions(item, info, true);
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                    width = size.Width;
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                    height = size.Height;
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                    if (width <= 0 || height <= 0)
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                    {
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                        width = null;
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                        height = null;
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                    }
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                }
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            }
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            catch (Exception ex)
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            {
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                Logger.LogError(ex, "Error getting image information for {Item}", item.Name);
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            }
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            try
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            {
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                return new ImageInfo
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                {
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                    Path = info.Path,
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                    ImageIndex = imageIndex,
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                    ImageType = info.Type,
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                    ImageTag = _imageProcessor.GetImageCacheTag(item, info),
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                    Size = length,
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                    Width = width,
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                    Height = height
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                };
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            }
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            catch (Exception ex)
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            {
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                Logger.LogError(ex, "Error getting image information for {Path}", info.Path);
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                return null;
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            }
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        }
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        /// <summary>
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        /// Gets the specified request.
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        /// </summary>
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        /// <param name="request">The request.</param>
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        /// <returns>System.Object.</returns>
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        public object Get(GetItemImage request)
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        {
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            return GetImage(request, request.Id, null, false);
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        }
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        /// <summary>
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        /// Gets the specified request.
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        /// </summary>
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        /// <param name="request">The request.</param>
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        /// <returns>System.Object.</returns>
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        public object Head(GetItemImage request)
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        {
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            return GetImage(request, request.Id, null, true);
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        }
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						|
        /// <summary>
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						|
        /// Gets the specified request.
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						|
        /// </summary>
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        /// <param name="request">The request.</param>
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        /// <returns>System.Object.</returns>
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        public object Get(GetUserImage request)
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        {
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            var item = _userManager.GetUserById(request.Id);
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            return GetImage(request, Guid.Empty, item, false);
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        }
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        public object Head(GetUserImage request)
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        {
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            var item = _userManager.GetUserById(request.Id);
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            return GetImage(request, Guid.Empty, item, true);
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        }
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        public object Get(GetItemByNameImage request)
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        {
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            var type = GetPathValue(0).ToString();
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            var item = GetItemByName(request.Name, type, _libraryManager, new DtoOptions(false));
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            return GetImage(request, item.Id, item, false);
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        }
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        public object Head(GetItemByNameImage request)
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        {
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            var type = GetPathValue(0).ToString();
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            var item = GetItemByName(request.Name, type, _libraryManager, new DtoOptions(false));
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            return GetImage(request, item.Id, item, true);
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        }
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        /// <summary>
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        /// Posts the specified request.
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        /// </summary>
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        /// <param name="request">The request.</param>
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        public Task Post(PostUserImage request)
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        {
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            var id = Guid.Parse(GetPathValue(1));
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            AssertCanUpdateUser(_authContext, _userManager, id, true);
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            request.Type = Enum.Parse<ImageType>(GetPathValue(3).ToString(), true);
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						|
 | 
						|
            var item = _userManager.GetUserById(id);
 | 
						|
 | 
						|
            return PostImage(item, request.RequestStream, request.Type, Request.ContentType);
 | 
						|
        }
 | 
						|
 | 
						|
        /// <summary>
 | 
						|
        /// Posts the specified request.
 | 
						|
        /// </summary>
 | 
						|
        /// <param name="request">The request.</param>
 | 
						|
        public Task Post(PostItemImage request)
 | 
						|
        {
 | 
						|
            var id = Guid.Parse(GetPathValue(1));
 | 
						|
 | 
						|
            request.Type = Enum.Parse<ImageType>(GetPathValue(3).ToString(), true);
 | 
						|
 | 
						|
            var item = _libraryManager.GetItemById(id);
 | 
						|
 | 
						|
            return PostImage(item, request.RequestStream, request.Type, Request.ContentType);
 | 
						|
        }
 | 
						|
 | 
						|
        /// <summary>
 | 
						|
        /// Deletes the specified request.
 | 
						|
        /// </summary>
 | 
						|
        /// <param name="request">The request.</param>
 | 
						|
        public void Delete(DeleteUserImage request)
 | 
						|
        {
 | 
						|
            var userId = request.Id;
 | 
						|
            AssertCanUpdateUser(_authContext, _userManager, userId, true);
 | 
						|
 | 
						|
            var item = _userManager.GetUserById(userId);
 | 
						|
 | 
						|
            item.DeleteImage(request.Type, request.Index ?? 0);
 | 
						|
        }
 | 
						|
 | 
						|
        /// <summary>
 | 
						|
        /// Deletes the specified request.
 | 
						|
        /// </summary>
 | 
						|
        /// <param name="request">The request.</param>
 | 
						|
        public void Delete(DeleteItemImage request)
 | 
						|
        {
 | 
						|
            var item = _libraryManager.GetItemById(request.Id);
 | 
						|
 | 
						|
            item.DeleteImage(request.Type, request.Index ?? 0);
 | 
						|
        }
 | 
						|
 | 
						|
        /// <summary>
 | 
						|
        /// Posts the specified request.
 | 
						|
        /// </summary>
 | 
						|
        /// <param name="request">The request.</param>
 | 
						|
        public void Post(UpdateItemImageIndex request)
 | 
						|
        {
 | 
						|
            var item = _libraryManager.GetItemById(request.Id);
 | 
						|
 | 
						|
            UpdateItemIndex(item, request.Type, request.Index, request.NewIndex);
 | 
						|
        }
 | 
						|
 | 
						|
        /// <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>
 | 
						|
        private void UpdateItemIndex(BaseItem item, ImageType type, int currentIndex, int newIndex)
 | 
						|
        {
 | 
						|
            item.SwapImages(type, currentIndex, newIndex);
 | 
						|
        }
 | 
						|
 | 
						|
        /// <summary>
 | 
						|
        /// Gets the image.
 | 
						|
        /// </summary>
 | 
						|
        /// <param name="request">The request.</param>
 | 
						|
        /// <param name="item">The item.</param>
 | 
						|
        /// <param name="isHeadRequest">if set to <c>true</c> [is head request].</param>
 | 
						|
        /// <returns>System.Object.</returns>
 | 
						|
        /// <exception cref="ResourceNotFoundException"></exception>
 | 
						|
        public Task<object> GetImage(ImageRequest request, Guid itemId, BaseItem item, bool isHeadRequest)
 | 
						|
        {
 | 
						|
            if (request.PercentPlayed.HasValue)
 | 
						|
            {
 | 
						|
                if (request.PercentPlayed.Value <= 0)
 | 
						|
                {
 | 
						|
                    request.PercentPlayed = null;
 | 
						|
                }
 | 
						|
                else if (request.PercentPlayed.Value >= 100)
 | 
						|
                {
 | 
						|
                    request.PercentPlayed = null;
 | 
						|
                    request.AddPlayedIndicator = true;
 | 
						|
                }
 | 
						|
            }
 | 
						|
 | 
						|
            if (request.PercentPlayed.HasValue)
 | 
						|
            {
 | 
						|
                request.UnplayedCount = null;
 | 
						|
            }
 | 
						|
 | 
						|
            if (request.UnplayedCount.HasValue
 | 
						|
                && request.UnplayedCount.Value <= 0)
 | 
						|
            {
 | 
						|
                request.UnplayedCount = null;
 | 
						|
            }
 | 
						|
 | 
						|
            if (item == null)
 | 
						|
            {
 | 
						|
                item = _libraryManager.GetItemById(itemId);
 | 
						|
 | 
						|
                if (item == null)
 | 
						|
                {
 | 
						|
                    throw new ResourceNotFoundException(string.Format("Item {0} not found.", itemId.ToString("N", CultureInfo.InvariantCulture)));
 | 
						|
                }
 | 
						|
            }
 | 
						|
 | 
						|
            var imageInfo = GetImageInfo(request, item);
 | 
						|
            if (imageInfo == null)
 | 
						|
            {
 | 
						|
                var displayText = item == null ? itemId.ToString() : item.Name;
 | 
						|
                throw new ResourceNotFoundException(string.Format("{0} does not have an image of type {1}", displayText, request.Type));
 | 
						|
            }
 | 
						|
 | 
						|
            IImageEnhancer[] supportedImageEnhancers;
 | 
						|
            if (_imageProcessor.ImageEnhancers.Count > 0)
 | 
						|
            {
 | 
						|
                if (item == null)
 | 
						|
                {
 | 
						|
                    item = _libraryManager.GetItemById(itemId);
 | 
						|
                }
 | 
						|
 | 
						|
                supportedImageEnhancers = request.EnableImageEnhancers ? _imageProcessor.GetSupportedEnhancers(item, request.Type).ToArray() : Array.Empty<IImageEnhancer>();
 | 
						|
            }
 | 
						|
            else
 | 
						|
            {
 | 
						|
                supportedImageEnhancers = Array.Empty<IImageEnhancer>();
 | 
						|
            }
 | 
						|
 | 
						|
            bool cropwhitespace;
 | 
						|
            if (request.CropWhitespace.HasValue)
 | 
						|
            {
 | 
						|
                cropwhitespace = request.CropWhitespace.Value;
 | 
						|
            }
 | 
						|
            else
 | 
						|
            {
 | 
						|
                cropwhitespace = request.Type == ImageType.Logo || request.Type == ImageType.Art;
 | 
						|
            }
 | 
						|
 | 
						|
            var outputFormats = GetOutputFormats(request);
 | 
						|
 | 
						|
            TimeSpan? cacheDuration = null;
 | 
						|
 | 
						|
            if (!string.IsNullOrEmpty(request.Tag))
 | 
						|
            {
 | 
						|
                cacheDuration = TimeSpan.FromDays(365);
 | 
						|
            }
 | 
						|
 | 
						|
            var responseHeaders = new Dictionary<string, string>
 | 
						|
            {
 | 
						|
                {"transferMode.dlna.org", "Interactive"},
 | 
						|
                {"realTimeInfo.dlna.org", "DLNA.ORG_TLAG=*"}
 | 
						|
            };
 | 
						|
 | 
						|
            return GetImageResult(item,
 | 
						|
                itemId,
 | 
						|
                request,
 | 
						|
                imageInfo,
 | 
						|
                cropwhitespace,
 | 
						|
                outputFormats,
 | 
						|
                supportedImageEnhancers,
 | 
						|
                cacheDuration,
 | 
						|
                responseHeaders,
 | 
						|
                isHeadRequest);
 | 
						|
        }
 | 
						|
 | 
						|
        private async Task<object> GetImageResult(BaseItem item,
 | 
						|
            Guid itemId,
 | 
						|
            ImageRequest request,
 | 
						|
            ItemImageInfo image,
 | 
						|
            bool cropwhitespace,
 | 
						|
            IReadOnlyCollection<ImageFormat> supportedFormats,
 | 
						|
            IReadOnlyCollection<IImageEnhancer> enhancers,
 | 
						|
            TimeSpan? cacheDuration,
 | 
						|
            IDictionary<string, string> headers,
 | 
						|
            bool isHeadRequest)
 | 
						|
        {
 | 
						|
            var options = new ImageProcessingOptions
 | 
						|
            {
 | 
						|
                CropWhiteSpace = cropwhitespace,
 | 
						|
                Enhancers = enhancers,
 | 
						|
                Height = request.Height,
 | 
						|
                ImageIndex = request.Index ?? 0,
 | 
						|
                Image = image,
 | 
						|
                Item = item,
 | 
						|
                ItemId = itemId,
 | 
						|
                MaxHeight = request.MaxHeight,
 | 
						|
                MaxWidth = request.MaxWidth,
 | 
						|
                Quality = request.Quality ?? 100,
 | 
						|
                Width = request.Width,
 | 
						|
                AddPlayedIndicator = request.AddPlayedIndicator,
 | 
						|
                PercentPlayed = request.PercentPlayed ?? 0,
 | 
						|
                UnplayedCount = request.UnplayedCount,
 | 
						|
                Blur = request.Blur,
 | 
						|
                BackgroundColor = request.BackgroundColor,
 | 
						|
                ForegroundLayer = request.ForegroundLayer,
 | 
						|
                SupportedOutputFormats = supportedFormats
 | 
						|
            };
 | 
						|
 | 
						|
            var imageResult = await _imageProcessor.ProcessImage(options).ConfigureAwait(false);
 | 
						|
 | 
						|
            headers[HeaderNames.Vary] = HeaderNames.Accept;
 | 
						|
 | 
						|
            return await ResultFactory.GetStaticFileResult(Request, new StaticFileResultOptions
 | 
						|
            {
 | 
						|
                CacheDuration = cacheDuration,
 | 
						|
                ResponseHeaders = headers,
 | 
						|
                ContentType = imageResult.Item2,
 | 
						|
                DateLastModified = imageResult.Item3,
 | 
						|
                IsHeadRequest = isHeadRequest,
 | 
						|
                Path = imageResult.Item1,
 | 
						|
 | 
						|
                FileShare = FileShare.Read
 | 
						|
 | 
						|
            }).ConfigureAwait(false);
 | 
						|
        }
 | 
						|
 | 
						|
        private ImageFormat[] GetOutputFormats(ImageRequest request)
 | 
						|
        {
 | 
						|
            if (!string.IsNullOrWhiteSpace(request.Format)
 | 
						|
                && Enum.TryParse(request.Format, true, out ImageFormat format))
 | 
						|
            {
 | 
						|
                return new ImageFormat[] { format };
 | 
						|
            }
 | 
						|
 | 
						|
            return GetClientSupportedFormats();
 | 
						|
        }
 | 
						|
 | 
						|
        private ImageFormat[] GetClientSupportedFormats()
 | 
						|
        {
 | 
						|
            var supportedFormats = Request.AcceptTypes ?? Array.Empty<string>();
 | 
						|
            if (supportedFormats.Length > 0)
 | 
						|
            {
 | 
						|
                for (int i = 0; i < supportedFormats.Length; i++)
 | 
						|
                {
 | 
						|
                    int index = supportedFormats[i].IndexOf(';');
 | 
						|
                    if (index != -1)
 | 
						|
                    {
 | 
						|
                        supportedFormats[i] = supportedFormats[i].Substring(0, index);
 | 
						|
                    }
 | 
						|
                }
 | 
						|
            }
 | 
						|
 | 
						|
            var acceptParam = Request.QueryString["accept"];
 | 
						|
 | 
						|
            var supportsWebP = SupportsFormat(supportedFormats, acceptParam, "webp", false);
 | 
						|
 | 
						|
            if (!supportsWebP)
 | 
						|
            {
 | 
						|
                var userAgent = Request.UserAgent ?? string.Empty;
 | 
						|
                if (userAgent.IndexOf("crosswalk", StringComparison.OrdinalIgnoreCase) != -1 &&
 | 
						|
                    userAgent.IndexOf("android", StringComparison.OrdinalIgnoreCase) != -1)
 | 
						|
                {
 | 
						|
                    supportsWebP = true;
 | 
						|
                }
 | 
						|
            }
 | 
						|
 | 
						|
            var formats = new List<ImageFormat>(4);
 | 
						|
 | 
						|
            if (supportsWebP)
 | 
						|
            {
 | 
						|
                formats.Add(ImageFormat.Webp);
 | 
						|
            }
 | 
						|
 | 
						|
            formats.Add(ImageFormat.Jpg);
 | 
						|
            formats.Add(ImageFormat.Png);
 | 
						|
 | 
						|
            if (SupportsFormat(supportedFormats, acceptParam, "gif", true))
 | 
						|
            {
 | 
						|
                formats.Add(ImageFormat.Gif);
 | 
						|
            }
 | 
						|
 | 
						|
            return formats.ToArray();
 | 
						|
        }
 | 
						|
 | 
						|
        private bool SupportsFormat(IEnumerable<string> requestAcceptTypes, string acceptParam, string format, bool acceptAll)
 | 
						|
        {
 | 
						|
            var mimeType = "image/" + format;
 | 
						|
 | 
						|
            if (requestAcceptTypes.Contains(mimeType))
 | 
						|
            {
 | 
						|
                return true;
 | 
						|
            }
 | 
						|
 | 
						|
            if (acceptAll && requestAcceptTypes.Contains("*/*"))
 | 
						|
            {
 | 
						|
                return true;
 | 
						|
            }
 | 
						|
 | 
						|
            return string.Equals(Request.QueryString["accept"], format, StringComparison.OrdinalIgnoreCase);
 | 
						|
        }
 | 
						|
 | 
						|
        /// <summary>
 | 
						|
        /// Gets the image path.
 | 
						|
        /// </summary>
 | 
						|
        /// <param name="request">The request.</param>
 | 
						|
        /// <param name="item">The item.</param>
 | 
						|
        /// <returns>System.String.</returns>
 | 
						|
        private ItemImageInfo GetImageInfo(ImageRequest request, BaseItem item)
 | 
						|
        {
 | 
						|
            var index = request.Index ?? 0;
 | 
						|
 | 
						|
            return item.GetImageInfo(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>
 | 
						|
        public 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);
 | 
						|
 | 
						|
                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, CancellationToken.None).ConfigureAwait(false);
 | 
						|
 | 
						|
                entity.UpdateToRepository(ItemUpdateType.ImageUpdate, CancellationToken.None);
 | 
						|
            }
 | 
						|
        }
 | 
						|
    }
 | 
						|
}
 |