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Merge pull request #2946 from crobibero/api-image2

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Move RemoteImageService to Jellyfin.API
pull/3369/head
David 4 years ago committed by GitHub
parent bf133d044a 9b45ee440c
commit 226a9d5d2e
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2 changed files with 267 additions and 297 deletions
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267
Jellyfin.Api/Controllers/Images/RemoteImageController.cs
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#nullable enable
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net.Mime;
using System.Threading;
using System.Threading.Tasks;
using MediaBrowser.Common.Extensions;
using MediaBrowser.Common.Net;
using MediaBrowser.Controller;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.Providers;
using MediaBrowser.Model.Entities;
using MediaBrowser.Model.IO;
using MediaBrowser.Model.Net;
using MediaBrowser.Model.Providers;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.Mvc.ModelBinding;
namespace Jellyfin.Api.Controllers.Images
{
/// <summary>
/// Remote Images Controller.
/// </summary>
[Route("Images")]
[Authorize]
public class RemoteImageController : BaseJellyfinApiController
{
private readonly IProviderManager _providerManager;
private readonly IServerApplicationPaths _applicationPaths;
private readonly IHttpClient _httpClient;
private readonly ILibraryManager _libraryManager;
/// <summary>
/// Initializes a new instance of the <see cref="RemoteImageController"/> class.
/// </summary>
/// <param name="providerManager">Instance of the <see cref="IProviderManager"/> interface.</param>
/// <param name="applicationPaths">Instance of the <see cref="IServerApplicationPaths"/> interface.</param>
/// <param name="httpClient">Instance of the <see cref="IHttpClient"/> interface.</param>
/// <param name="libraryManager">Instance of the <see cref="ILibraryManager"/> interface.</param>
public RemoteImageController(
IProviderManager providerManager,
IServerApplicationPaths applicationPaths,
IHttpClient httpClient,
ILibraryManager libraryManager)
{
_providerManager = providerManager;
_applicationPaths = applicationPaths;
_httpClient = httpClient;
_libraryManager = libraryManager;
}
/// <summary>
/// Gets available remote images for an item.
/// </summary>
/// <param name="id">Item Id.</param>
/// <param name="type">The image type.</param>
/// <param name="startIndex">Optional. The record index to start at. All items with a lower index will be dropped from the results.</param>
/// <param name="limit">Optional. The maximum number of records to return.</param>
/// <param name="providerName">Optional. The image provider to use.</param>
/// <param name="includeAllLanguages">Optional. Include all languages.</param>
/// <response code="200">Remote Images returned.</response>
/// <response code="404">Item not found.</response>
/// <returns>Remote Image Result.</returns>
[HttpGet("{Id}/RemoteImages")]
[ProducesResponseType(StatusCodes.Status200OK)]
[ProducesResponseType(StatusCodes.Status404NotFound)]
public async Task<ActionResult<RemoteImageResult>> GetRemoteImages(
[FromRoute] string id,
[FromQuery] ImageType? type,
[FromQuery] int? startIndex,
[FromQuery] int? limit,
[FromQuery] string providerName,
[FromQuery] bool includeAllLanguages)
{
var item = _libraryManager.GetItemById(id);
if (item == null)
{
return NotFound();
}
var images = await _providerManager.GetAvailableRemoteImages(
item,
new RemoteImageQuery(providerName)
{
IncludeAllLanguages = includeAllLanguages,
IncludeDisabledProviders = true,
ImageType = type
}, CancellationToken.None)
.ConfigureAwait(false);
var imageArray = images.ToArray();
var allProviders = _providerManager.GetRemoteImageProviderInfo(item);
if (type.HasValue)
{
allProviders = allProviders.Where(o => o.SupportedImages.Contains(type.Value));
}
var result = new RemoteImageResult
{
TotalRecordCount = imageArray.Length,
Providers = allProviders.Select(o => o.Name)
.Distinct(StringComparer.OrdinalIgnoreCase)
.ToArray()
};
if (startIndex.HasValue)
{
imageArray = imageArray.Skip(startIndex.Value).ToArray();
}
if (limit.HasValue)
{
imageArray = imageArray.Take(limit.Value).ToArray();
}
result.Images = imageArray;
return result;
}
/// <summary>
/// Gets available remote image providers for an item.
/// </summary>
/// <param name="id">Item Id.</param>
/// <response code="200">Returned remote image providers.</response>
/// <response code="404">Item not found.</response>
/// <returns>List of remote image providers.</returns>
[HttpGet("{Id}/RemoteImages/Providers")]
[ProducesResponseType(StatusCodes.Status200OK)]
[ProducesResponseType(StatusCodes.Status404NotFound)]
public ActionResult<IEnumerable<ImageProviderInfo>> GetRemoteImageProviders([FromRoute] string id)
{
var item = _libraryManager.GetItemById(id);
if (item == null)
{
return NotFound();
}
return Ok(_providerManager.GetRemoteImageProviderInfo(item));
}
/// <summary>
/// Gets a remote image.
/// </summary>
/// <param name="imageUrl">The image url.</param>
/// <response code="200">Remote image returned.</response>
/// <response code="404">Remote image not found.</response>
/// <returns>Image Stream.</returns>
[HttpGet("Remote")]
[Produces(MediaTypeNames.Application.Octet)]
[ProducesResponseType(StatusCodes.Status200OK)]
[ProducesResponseType(StatusCodes.Status404NotFound)]
public async Task<ActionResult<FileStreamResult>> GetRemoteImage([FromQuery, BindRequired] string imageUrl)
{
var urlHash = imageUrl.GetMD5();
var pointerCachePath = GetFullCachePath(urlHash.ToString());
string? contentPath = null;
var hasFile = false;
try
{
contentPath = await System.IO.File.ReadAllTextAsync(pointerCachePath).ConfigureAwait(false);
if (System.IO.File.Exists(contentPath))
{
hasFile = true;
}
}
catch (FileNotFoundException)
{
// The file isn't cached yet
}
catch (IOException)
{
// The file isn't cached yet
}
if (!hasFile)
{
await DownloadImage(imageUrl, urlHash, pointerCachePath).ConfigureAwait(false);
contentPath = await System.IO.File.ReadAllTextAsync(pointerCachePath).ConfigureAwait(false);
}
if (string.IsNullOrEmpty(contentPath))
{
return NotFound();
}
var contentType = MimeTypes.GetMimeType(contentPath);
return File(System.IO.File.OpenRead(contentPath), contentType);
}
/// <summary>
/// Downloads a remote image for an item.
/// </summary>
/// <param name="id">Item Id.</param>
/// <param name="type">The image type.</param>
/// <param name="imageUrl">The image url.</param>
/// <response code="200">Remote image downloaded.</response>
/// <response code="404">Remote image not found.</response>
/// <returns>Download status.</returns>
[HttpPost("{Id}/RemoteImages/Download")]
[ProducesResponseType(StatusCodes.Status200OK)]
[ProducesResponseType(StatusCodes.Status404NotFound)]
public async Task<ActionResult> DownloadRemoteImage(
[FromRoute] string id,
[FromQuery, BindRequired] ImageType type,
[FromQuery] string imageUrl)
{
var item = _libraryManager.GetItemById(id);
if (item == null)
{
return NotFound();
}
await _providerManager.SaveImage(item, imageUrl, type, null, CancellationToken.None)
.ConfigureAwait(false);
item.UpdateToRepository(ItemUpdateType.ImageUpdate, CancellationToken.None);
return Ok();
}
/// <summary>
/// Gets the full cache path.
/// </summary>
/// <param name="filename">The filename.</param>
/// <returns>System.String.</returns>
private string GetFullCachePath(string filename)
{
return Path.Combine(_applicationPaths.CachePath, "remote-images", filename.Substring(0, 1), filename);
}
/// <summary>
/// Downloads the image.
/// </summary>
/// <param name="url">The URL.</param>
/// <param name="urlHash">The URL hash.</param>
/// <param name="pointerCachePath">The pointer cache path.</param>
/// <returns>Task.</returns>
private async Task DownloadImage(string url, Guid urlHash, string pointerCachePath)
{
using var result = await _httpClient.GetResponse(new HttpRequestOptions
{
Url = url,
BufferContent = false
}).ConfigureAwait(false);
var ext = result.ContentType.Split('/').Last();
var fullCachePath = GetFullCachePath(urlHash + "." + ext);
Directory.CreateDirectory(Path.GetDirectoryName(fullCachePath));
await using (var stream = result.Content)
{
await using var fileStream = new FileStream(fullCachePath, FileMode.Create, FileAccess.Write, FileShare.Read, IODefaults.FileStreamBufferSize, true);
await stream.CopyToAsync(fileStream).ConfigureAwait(false);
}
Directory.CreateDirectory(Path.GetDirectoryName(pointerCachePath));
await System.IO.File.WriteAllTextAsync(pointerCachePath, fullCachePath, CancellationToken.None)
.ConfigureAwait(false);
}
}
}

297
MediaBrowser.Api/Images/RemoteImageService.cs
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using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using MediaBrowser.Common.Extensions;
using MediaBrowser.Common.Net;
using MediaBrowser.Controller;
using MediaBrowser.Controller.Configuration;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.Net;
using MediaBrowser.Controller.Providers;
using MediaBrowser.Model.Entities;
using MediaBrowser.Model.IO;
using MediaBrowser.Model.Providers;
using MediaBrowser.Model.Services;
using Microsoft.Extensions.Logging;
namespace MediaBrowser.Api.Images
{
public class BaseRemoteImageRequest : IReturn<RemoteImageResult>
{
[ApiMember(Name = "Type", Description = "The image type", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET")]
public ImageType? Type { get; set; }
/// <summary>
/// Skips over a given number of items within the results. Use for paging.
/// </summary>
/// <value>The start index.</value>
[ApiMember(Name = "StartIndex", Description = "Optional. The record index to start at. All items with a lower index will be dropped from the results.", IsRequired = false, DataType = "int", ParameterType = "query", Verb = "GET")]
public int? StartIndex { get; set; }
/// <summary>
/// The maximum number of items to return
/// </summary>
/// <value>The limit.</value>
[ApiMember(Name = "Limit", Description = "Optional. The maximum number of records to return", IsRequired = false, DataType = "int", ParameterType = "query", Verb = "GET")]
public int? Limit { get; set; }
[ApiMember(Name = "ProviderName", Description = "Optional. The image provider to use", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET")]
public string ProviderName { get; set; }
[ApiMember(Name = "IncludeAllLanguages", Description = "Optional.", IsRequired = false, DataType = "bool", ParameterType = "query", Verb = "GET")]
public bool IncludeAllLanguages { get; set; }
}
[Route("/Items/{Id}/RemoteImages", "GET", Summary = "Gets available remote images for an item")]
[Authenticated]
public class GetRemoteImages : BaseRemoteImageRequest
{
/// <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("/Items/{Id}/RemoteImages/Providers", "GET", Summary = "Gets available remote image providers for an item")]
[Authenticated]
public class GetRemoteImageProviders : IReturn<List<ImageProviderInfo>>
{
/// <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; }
}
public class BaseDownloadRemoteImage : IReturnVoid
{
[ApiMember(Name = "Type", Description = "The image type", IsRequired = true, DataType = "string", ParameterType = "query", Verb = "GET,POST")]
public ImageType Type { get; set; }
[ApiMember(Name = "ProviderName", Description = "The image provider", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET,POST")]
public string ProviderName { get; set; }
[ApiMember(Name = "ImageUrl", Description = "The image url", IsRequired = false, DataType = "string", ParameterType = "query", Verb = "GET,POST")]
public string ImageUrl { get; set; }
}
[Route("/Items/{Id}/RemoteImages/Download", "POST", Summary = "Downloads a remote image for an item")]
[Authenticated(Roles = "Admin")]
public class DownloadRemoteImage : BaseDownloadRemoteImage
{
/// <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; }
}
[Route("/Images/Remote", "GET", Summary = "Gets a remote image")]
public class GetRemoteImage
{
[ApiMember(Name = "ImageUrl", Description = "The image url", IsRequired = true, DataType = "string", ParameterType = "query", Verb = "GET")]
public string ImageUrl { get; set; }
}
public class RemoteImageService : BaseApiService
{
private readonly IProviderManager _providerManager;
private readonly IServerApplicationPaths _appPaths;
private readonly IHttpClient _httpClient;
private readonly IFileSystem _fileSystem;
private readonly ILibraryManager _libraryManager;
public RemoteImageService(
ILogger<RemoteImageService> logger,
IServerConfigurationManager serverConfigurationManager,
IHttpResultFactory httpResultFactory,
IProviderManager providerManager,
IServerApplicationPaths appPaths,
IHttpClient httpClient,
IFileSystem fileSystem,
ILibraryManager libraryManager)
: base(logger, serverConfigurationManager, httpResultFactory)
{
_providerManager = providerManager;
_appPaths = appPaths;
_httpClient = httpClient;
_fileSystem = fileSystem;
_libraryManager = libraryManager;
}
public object Get(GetRemoteImageProviders request)
{
var item = _libraryManager.GetItemById(request.Id);
var result = GetImageProviders(item);
return ToOptimizedResult(result);
}
private List<ImageProviderInfo> GetImageProviders(BaseItem item)
{
return _providerManager.GetRemoteImageProviderInfo(item).ToList();
}
public async Task<object> Get(GetRemoteImages request)
{
var item = _libraryManager.GetItemById(request.Id);
var images = await _providerManager.GetAvailableRemoteImages(item, new RemoteImageQuery(request.ProviderName)
{
IncludeAllLanguages = request.IncludeAllLanguages,
IncludeDisabledProviders = true,
ImageType = request.Type
}, CancellationToken.None).ConfigureAwait(false);
var imagesList = images.ToArray();
var allProviders = _providerManager.GetRemoteImageProviderInfo(item);
if (request.Type.HasValue)
{
allProviders = allProviders.Where(i => i.SupportedImages.Contains(request.Type.Value));
}
var result = new RemoteImageResult
{
TotalRecordCount = imagesList.Length,
Providers = allProviders.Select(i => i.Name)
.Distinct(StringComparer.OrdinalIgnoreCase)
.ToArray()
};
if (request.StartIndex.HasValue)
{
imagesList = imagesList.Skip(request.StartIndex.Value)
.ToArray();
}
if (request.Limit.HasValue)
{
imagesList = imagesList.Take(request.Limit.Value)
.ToArray();
}
result.Images = imagesList;
return result;
}
/// <summary>
/// Posts the specified request.
/// </summary>
/// <param name="request">The request.</param>
public Task Post(DownloadRemoteImage request)
{
var item = _libraryManager.GetItemById(request.Id);
return DownloadRemoteImage(item, request);
}
/// <summary>
/// Downloads the remote image.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="request">The request.</param>
/// <returns>Task.</returns>
private async Task DownloadRemoteImage(BaseItem item, BaseDownloadRemoteImage request)
{
await _providerManager.SaveImage(item, request.ImageUrl, request.Type, null, CancellationToken.None).ConfigureAwait(false);
item.UpdateToRepository(ItemUpdateType.ImageUpdate, CancellationToken.None);
}
/// <summary>
/// Gets the specified request.
/// </summary>
/// <param name="request">The request.</param>
/// <returns>System.Object.</returns>
public async Task<object> Get(GetRemoteImage request)
{
var urlHash = request.ImageUrl.GetMD5();
var pointerCachePath = GetFullCachePath(urlHash.ToString());
string contentPath;
try
{
contentPath = File.ReadAllText(pointerCachePath);
if (File.Exists(contentPath))
{
return await ResultFactory.GetStaticFileResult(Request, contentPath).ConfigureAwait(false);
}
}
catch (FileNotFoundException)
{
// Means the file isn't cached yet
}
catch (IOException)
{
// Means the file isn't cached yet
}
await DownloadImage(request.ImageUrl, urlHash, pointerCachePath).ConfigureAwait(false);
// Read the pointer file again
contentPath = File.ReadAllText(pointerCachePath);
return await ResultFactory.GetStaticFileResult(Request, contentPath).ConfigureAwait(false);
}
/// <summary>
/// Downloads the image.
/// </summary>
/// <param name="url">The URL.</param>
/// <param name="urlHash">The URL hash.</param>
/// <param name="pointerCachePath">The pointer cache path.</param>
/// <returns>Task.</returns>
private async Task DownloadImage(string url, Guid urlHash, string pointerCachePath)
{
using var result = await _httpClient.GetResponse(new HttpRequestOptions
{
Url = url,
BufferContent = false
}).ConfigureAwait(false);
var ext = result.ContentType.Split('/')[^1];
var fullCachePath = GetFullCachePath(urlHash + "." + ext);
Directory.CreateDirectory(Path.GetDirectoryName(fullCachePath));
var stream = result.Content;
await using (stream.ConfigureAwait(false))
{
var filestream = new FileStream(fullCachePath, FileMode.Create, FileAccess.Write, FileShare.Read, IODefaults.FileStreamBufferSize, true);
await using (filestream.ConfigureAwait(false))
{
await stream.CopyToAsync(filestream).ConfigureAwait(false);
}
}
Directory.CreateDirectory(Path.GetDirectoryName(pointerCachePath));
File.WriteAllText(pointerCachePath, fullCachePath);
}
/// <summary>
/// Gets the full cache path.
/// </summary>
/// <param name="filename">The filename.</param>
/// <returns>System.String.</returns>
private string GetFullCachePath(string filename)
{
return Path.Combine(_appPaths.CachePath, "remote-images", filename.Substring(0, 1), filename);
}
}
}
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