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546 lines
24 KiB
546 lines
24 KiB
using System;
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using System.Collections.Generic;
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using System.ComponentModel.DataAnnotations;
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using System.Diagnostics.CodeAnalysis;
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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.Net.Mime;
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using System.Text;
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using System.Threading;
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using System.Threading.Tasks;
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using Jellyfin.Api.Attributes;
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using Jellyfin.Api.Constants;
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using Jellyfin.Api.Extensions;
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using Jellyfin.Api.Models.SubtitleDtos;
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using MediaBrowser.Common.Configuration;
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using MediaBrowser.Controller.Configuration;
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using MediaBrowser.Controller.Entities;
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using MediaBrowser.Controller.Library;
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using MediaBrowser.Controller.MediaEncoding;
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using MediaBrowser.Controller.Providers;
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using MediaBrowser.Controller.Subtitles;
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using MediaBrowser.Model.Entities;
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using MediaBrowser.Model.IO;
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using MediaBrowser.Model.Net;
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using MediaBrowser.Model.Providers;
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using MediaBrowser.Model.Subtitles;
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using Microsoft.AspNetCore.Authorization;
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using Microsoft.AspNetCore.Http;
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using Microsoft.AspNetCore.Mvc;
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using Microsoft.Extensions.Logging;
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namespace Jellyfin.Api.Controllers
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{
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/// <summary>
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/// Subtitle controller.
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/// </summary>
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[Route("")]
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public class SubtitleController : BaseJellyfinApiController
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{
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private readonly IServerConfigurationManager _serverConfigurationManager;
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private readonly ILibraryManager _libraryManager;
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private readonly ISubtitleManager _subtitleManager;
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private readonly ISubtitleEncoder _subtitleEncoder;
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private readonly IMediaSourceManager _mediaSourceManager;
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private readonly IProviderManager _providerManager;
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private readonly IFileSystem _fileSystem;
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private readonly ILogger<SubtitleController> _logger;
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/// <summary>
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/// Initializes a new instance of the <see cref="SubtitleController"/> class.
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/// </summary>
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/// <param name="serverConfigurationManager">Instance of <see cref="IServerConfigurationManager"/> interface.</param>
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/// <param name="libraryManager">Instance of <see cref="ILibraryManager"/> interface.</param>
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/// <param name="subtitleManager">Instance of <see cref="ISubtitleManager"/> interface.</param>
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/// <param name="subtitleEncoder">Instance of <see cref="ISubtitleEncoder"/> interface.</param>
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/// <param name="mediaSourceManager">Instance of <see cref="IMediaSourceManager"/> interface.</param>
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/// <param name="providerManager">Instance of <see cref="IProviderManager"/> interface.</param>
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/// <param name="fileSystem">Instance of <see cref="IFileSystem"/> interface.</param>
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/// <param name="logger">Instance of <see cref="ILogger{SubtitleController}"/> interface.</param>
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public SubtitleController(
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IServerConfigurationManager serverConfigurationManager,
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ILibraryManager libraryManager,
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ISubtitleManager subtitleManager,
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ISubtitleEncoder subtitleEncoder,
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IMediaSourceManager mediaSourceManager,
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IProviderManager providerManager,
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IFileSystem fileSystem,
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ILogger<SubtitleController> logger)
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{
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_serverConfigurationManager = serverConfigurationManager;
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_libraryManager = libraryManager;
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_subtitleManager = subtitleManager;
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_subtitleEncoder = subtitleEncoder;
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_mediaSourceManager = mediaSourceManager;
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_providerManager = providerManager;
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_fileSystem = fileSystem;
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_logger = logger;
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}
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/// <summary>
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/// Deletes an external subtitle file.
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/// </summary>
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/// <param name="itemId">The item id.</param>
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/// <param name="index">The index of the subtitle file.</param>
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/// <response code="204">Subtitle deleted.</response>
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/// <response code="404">Item not found.</response>
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/// <returns>A <see cref="NoContentResult"/>.</returns>
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[HttpDelete("Videos/{itemId}/Subtitles/{index}")]
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[Authorize(Policy = Policies.RequiresElevation)]
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[ProducesResponseType(StatusCodes.Status204NoContent)]
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[ProducesResponseType(StatusCodes.Status404NotFound)]
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public ActionResult<Task> DeleteSubtitle(
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[FromRoute, Required] Guid itemId,
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[FromRoute, Required] int index)
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{
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var item = _libraryManager.GetItemById(itemId);
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if (item is null)
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{
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return NotFound();
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}
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_subtitleManager.DeleteSubtitles(item, index);
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return NoContent();
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}
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/// <summary>
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/// Search remote subtitles.
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/// </summary>
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/// <param name="itemId">The item id.</param>
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/// <param name="language">The language of the subtitles.</param>
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/// <param name="isPerfectMatch">Optional. Only show subtitles which are a perfect match.</param>
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/// <response code="200">Subtitles retrieved.</response>
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/// <returns>An array of <see cref="RemoteSubtitleInfo"/>.</returns>
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[HttpGet("Items/{itemId}/RemoteSearch/Subtitles/{language}")]
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[Authorize(Policy = Policies.DefaultAuthorization)]
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[ProducesResponseType(StatusCodes.Status200OK)]
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public async Task<ActionResult<IEnumerable<RemoteSubtitleInfo>>> SearchRemoteSubtitles(
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[FromRoute, Required] Guid itemId,
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[FromRoute, Required] string language,
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[FromQuery] bool? isPerfectMatch)
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{
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var video = (Video)_libraryManager.GetItemById(itemId);
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return await _subtitleManager.SearchSubtitles(video, language, isPerfectMatch, false, CancellationToken.None).ConfigureAwait(false);
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}
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/// <summary>
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/// Downloads a remote subtitle.
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/// </summary>
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/// <param name="itemId">The item id.</param>
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/// <param name="subtitleId">The subtitle id.</param>
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/// <response code="204">Subtitle downloaded.</response>
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/// <returns>A <see cref="NoContentResult"/>.</returns>
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[HttpPost("Items/{itemId}/RemoteSearch/Subtitles/{subtitleId}")]
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[Authorize(Policy = Policies.DefaultAuthorization)]
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[ProducesResponseType(StatusCodes.Status204NoContent)]
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public async Task<ActionResult> DownloadRemoteSubtitles(
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[FromRoute, Required] Guid itemId,
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[FromRoute, Required] string subtitleId)
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{
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var video = (Video)_libraryManager.GetItemById(itemId);
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try
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{
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await _subtitleManager.DownloadSubtitles(video, subtitleId, CancellationToken.None)
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.ConfigureAwait(false);
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_providerManager.QueueRefresh(video.Id, new MetadataRefreshOptions(new DirectoryService(_fileSystem)), RefreshPriority.High);
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}
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catch (Exception ex)
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{
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_logger.LogError(ex, "Error downloading subtitles");
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}
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return NoContent();
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}
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/// <summary>
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/// Gets the remote subtitles.
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/// </summary>
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/// <param name="id">The item id.</param>
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/// <response code="200">File returned.</response>
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/// <returns>A <see cref="FileStreamResult"/> with the subtitle file.</returns>
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[HttpGet("Providers/Subtitles/Subtitles/{id}")]
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[Authorize(Policy = Policies.DefaultAuthorization)]
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[ProducesResponseType(StatusCodes.Status200OK)]
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[Produces(MediaTypeNames.Application.Octet)]
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[ProducesFile("text/*")]
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public async Task<ActionResult> GetRemoteSubtitles([FromRoute, Required] string id)
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{
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var result = await _subtitleManager.GetRemoteSubtitles(id, CancellationToken.None).ConfigureAwait(false);
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return File(result.Stream, MimeTypes.GetMimeType("file." + result.Format));
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}
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/// <summary>
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/// Gets subtitles in a specified format.
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/// </summary>
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/// <param name="routeItemId">The (route) item id.</param>
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/// <param name="routeMediaSourceId">The (route) media source id.</param>
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/// <param name="routeIndex">The (route) subtitle stream index.</param>
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/// <param name="routeFormat">The (route) format of the returned subtitle.</param>
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/// <param name="itemId">The item id.</param>
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/// <param name="mediaSourceId">The media source id.</param>
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/// <param name="index">The subtitle stream index.</param>
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/// <param name="format">The format of the returned subtitle.</param>
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/// <param name="endPositionTicks">Optional. The end position of the subtitle in ticks.</param>
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/// <param name="copyTimestamps">Optional. Whether to copy the timestamps.</param>
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/// <param name="addVttTimeMap">Optional. Whether to add a VTT time map.</param>
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/// <param name="startPositionTicks">The start position of the subtitle in ticks.</param>
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/// <response code="200">File returned.</response>
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/// <returns>A <see cref="FileContentResult"/> with the subtitle file.</returns>
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[HttpGet("Videos/{routeItemId}/{routeMediaSourceId}/Subtitles/{routeIndex}/Stream.{routeFormat}")]
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[ProducesResponseType(StatusCodes.Status200OK)]
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[ProducesFile("text/*")]
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public async Task<ActionResult> GetSubtitle(
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[FromRoute, Required] Guid routeItemId,
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[FromRoute, Required] string routeMediaSourceId,
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[FromRoute, Required] int routeIndex,
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[FromRoute, Required] string routeFormat,
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[FromQuery, ParameterObsolete] Guid? itemId,
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[FromQuery, ParameterObsolete] string? mediaSourceId,
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[FromQuery, ParameterObsolete] int? index,
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[FromQuery, ParameterObsolete] string? format,
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[FromQuery] long? endPositionTicks,
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[FromQuery] bool copyTimestamps = false,
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[FromQuery] bool addVttTimeMap = false,
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[FromQuery] long startPositionTicks = 0)
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{
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// Set parameters to route value if not provided via query.
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itemId ??= routeItemId;
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mediaSourceId ??= routeMediaSourceId;
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index ??= routeIndex;
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format ??= routeFormat;
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if (string.Equals(format, "js", StringComparison.OrdinalIgnoreCase))
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{
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format = "json";
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}
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if (string.IsNullOrEmpty(format))
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{
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var item = (Video)_libraryManager.GetItemById(itemId.Value);
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var idString = itemId.Value.ToString("N", CultureInfo.InvariantCulture);
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var mediaSource = _mediaSourceManager.GetStaticMediaSources(item, false)
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.First(i => string.Equals(i.Id, mediaSourceId ?? idString, StringComparison.Ordinal));
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var subtitleStream = mediaSource.MediaStreams
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.First(i => i.Type == MediaStreamType.Subtitle && i.Index == index);
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return PhysicalFile(subtitleStream.Path, MimeTypes.GetMimeType(subtitleStream.Path));
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}
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if (string.Equals(format, "vtt", StringComparison.OrdinalIgnoreCase) && addVttTimeMap)
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{
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await using Stream stream = await EncodeSubtitles(itemId.Value, mediaSourceId, index.Value, format, startPositionTicks, endPositionTicks, copyTimestamps).ConfigureAwait(false);
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using var reader = new StreamReader(stream);
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var text = await reader.ReadToEndAsync().ConfigureAwait(false);
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text = text.Replace("WEBVTT", "WEBVTT\nX-TIMESTAMP-MAP=MPEGTS:900000,LOCAL:00:00:00.000", StringComparison.Ordinal);
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return File(Encoding.UTF8.GetBytes(text), MimeTypes.GetMimeType("file." + format));
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}
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return File(
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await EncodeSubtitles(
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itemId.Value,
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mediaSourceId,
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index.Value,
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format,
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startPositionTicks,
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endPositionTicks,
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copyTimestamps).ConfigureAwait(false),
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MimeTypes.GetMimeType("file." + format));
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}
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/// <summary>
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/// Gets subtitles in a specified format.
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/// </summary>
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/// <param name="routeItemId">The (route) item id.</param>
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/// <param name="routeMediaSourceId">The (route) media source id.</param>
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/// <param name="routeIndex">The (route) subtitle stream index.</param>
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/// <param name="routeStartPositionTicks">The (route) start position of the subtitle in ticks.</param>
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/// <param name="routeFormat">The (route) format of the returned subtitle.</param>
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/// <param name="itemId">The item id.</param>
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/// <param name="mediaSourceId">The media source id.</param>
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/// <param name="index">The subtitle stream index.</param>
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/// <param name="startPositionTicks">The start position of the subtitle in ticks.</param>
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/// <param name="format">The format of the returned subtitle.</param>
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/// <param name="endPositionTicks">Optional. The end position of the subtitle in ticks.</param>
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/// <param name="copyTimestamps">Optional. Whether to copy the timestamps.</param>
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/// <param name="addVttTimeMap">Optional. Whether to add a VTT time map.</param>
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/// <response code="200">File returned.</response>
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/// <returns>A <see cref="FileContentResult"/> with the subtitle file.</returns>
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[HttpGet("Videos/{routeItemId}/{routeMediaSourceId}/Subtitles/{routeIndex}/{routeStartPositionTicks}/Stream.{routeFormat}")]
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[ProducesResponseType(StatusCodes.Status200OK)]
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[ProducesFile("text/*")]
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public Task<ActionResult> GetSubtitleWithTicks(
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[FromRoute, Required] Guid routeItemId,
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[FromRoute, Required] string routeMediaSourceId,
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[FromRoute, Required] int routeIndex,
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[FromRoute, Required] long routeStartPositionTicks,
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[FromRoute, Required] string routeFormat,
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[FromQuery, ParameterObsolete] Guid? itemId,
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[FromQuery, ParameterObsolete] string? mediaSourceId,
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[FromQuery, ParameterObsolete] int? index,
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[FromQuery, ParameterObsolete] long? startPositionTicks,
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[FromQuery, ParameterObsolete] string? format,
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[FromQuery] long? endPositionTicks,
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[FromQuery] bool copyTimestamps = false,
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[FromQuery] bool addVttTimeMap = false)
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{
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return GetSubtitle(
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routeItemId,
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routeMediaSourceId,
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routeIndex,
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routeFormat,
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itemId,
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mediaSourceId,
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index,
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format,
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endPositionTicks,
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copyTimestamps,
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addVttTimeMap,
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startPositionTicks ?? routeStartPositionTicks);
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}
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/// <summary>
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/// Gets an HLS subtitle playlist.
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/// </summary>
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/// <param name="itemId">The item id.</param>
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/// <param name="index">The subtitle stream index.</param>
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/// <param name="mediaSourceId">The media source id.</param>
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/// <param name="segmentLength">The subtitle segment length.</param>
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/// <response code="200">Subtitle playlist retrieved.</response>
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/// <returns>A <see cref="FileContentResult"/> with the HLS subtitle playlist.</returns>
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[HttpGet("Videos/{itemId}/{mediaSourceId}/Subtitles/{index}/subtitles.m3u8")]
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[Authorize(Policy = Policies.DefaultAuthorization)]
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[ProducesResponseType(StatusCodes.Status200OK)]
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[ProducesPlaylistFile]
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[SuppressMessage("Microsoft.Performance", "CA1801:ReviewUnusedParameters", MessageId = "index", Justification = "Imported from ServiceStack")]
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public async Task<ActionResult> GetSubtitlePlaylist(
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[FromRoute, Required] Guid itemId,
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[FromRoute, Required] int index,
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[FromRoute, Required] string mediaSourceId,
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[FromQuery, Required] int segmentLength)
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{
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var item = (Video)_libraryManager.GetItemById(itemId);
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var mediaSource = await _mediaSourceManager.GetMediaSource(item, mediaSourceId, null, false, CancellationToken.None).ConfigureAwait(false);
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var runtime = mediaSource.RunTimeTicks ?? -1;
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if (runtime <= 0)
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{
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throw new ArgumentException("HLS Subtitles are not supported for this media.");
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}
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var segmentLengthTicks = TimeSpan.FromSeconds(segmentLength).Ticks;
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if (segmentLengthTicks <= 0)
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{
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throw new ArgumentException("segmentLength was not given, or it was given incorrectly. (It should be bigger than 0)");
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}
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var builder = new StringBuilder();
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builder.AppendLine("#EXTM3U")
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.Append("#EXT-X-TARGETDURATION:")
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.Append(segmentLength)
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.AppendLine()
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.AppendLine("#EXT-X-VERSION:3")
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.AppendLine("#EXT-X-MEDIA-SEQUENCE:0")
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.AppendLine("#EXT-X-PLAYLIST-TYPE:VOD");
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long positionTicks = 0;
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var accessToken = User.GetToken();
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while (positionTicks < runtime)
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{
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var remaining = runtime - positionTicks;
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var lengthTicks = Math.Min(remaining, segmentLengthTicks);
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builder.Append("#EXTINF:")
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.Append(TimeSpan.FromTicks(lengthTicks).TotalSeconds)
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.Append(',')
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.AppendLine();
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var endPositionTicks = Math.Min(runtime, positionTicks + segmentLengthTicks);
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var url = string.Format(
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CultureInfo.InvariantCulture,
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"stream.vtt?CopyTimestamps=true&AddVttTimeMap=true&StartPositionTicks={0}&EndPositionTicks={1}&api_key={2}",
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positionTicks.ToString(CultureInfo.InvariantCulture),
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endPositionTicks.ToString(CultureInfo.InvariantCulture),
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accessToken);
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builder.AppendLine(url);
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positionTicks += segmentLengthTicks;
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}
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builder.AppendLine("#EXT-X-ENDLIST");
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return File(Encoding.UTF8.GetBytes(builder.ToString()), MimeTypes.GetMimeType("playlist.m3u8"));
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}
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/// <summary>
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/// Upload an external subtitle file.
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/// </summary>
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/// <param name="itemId">The item the subtitle belongs to.</param>
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/// <param name="body">The request body.</param>
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/// <response code="204">Subtitle uploaded.</response>
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/// <returns>A <see cref="NoContentResult"/>.</returns>
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[HttpPost("Videos/{itemId}/Subtitles")]
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[Authorize(Policy = Policies.RequiresElevation)]
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[ProducesResponseType(StatusCodes.Status204NoContent)]
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public async Task<ActionResult> UploadSubtitle(
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[FromRoute, Required] Guid itemId,
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[FromBody, Required] UploadSubtitleDto body)
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{
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var video = (Video)_libraryManager.GetItemById(itemId);
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var data = Convert.FromBase64String(body.Data);
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await using var memoryStream = new MemoryStream(data);
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await _subtitleManager.UploadSubtitle(
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video,
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new SubtitleResponse
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{
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Format = body.Format,
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Language = body.Language,
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IsForced = body.IsForced,
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Stream = memoryStream
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}).ConfigureAwait(false);
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_providerManager.QueueRefresh(video.Id, new MetadataRefreshOptions(new DirectoryService(_fileSystem)), RefreshPriority.High);
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return NoContent();
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}
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/// <summary>
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/// Encodes a subtitle in the specified format.
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/// </summary>
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/// <param name="id">The media id.</param>
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/// <param name="mediaSourceId">The source media id.</param>
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/// <param name="index">The subtitle index.</param>
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/// <param name="format">The format to convert to.</param>
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/// <param name="startPositionTicks">The start position in ticks.</param>
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/// <param name="endPositionTicks">The end position in ticks.</param>
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/// <param name="copyTimestamps">Whether to copy the timestamps.</param>
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/// <returns>A <see cref="Task{Stream}"/> with the new subtitle file.</returns>
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private Task<Stream> EncodeSubtitles(
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Guid id,
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string? mediaSourceId,
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int index,
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string format,
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long startPositionTicks,
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long? endPositionTicks,
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bool copyTimestamps)
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{
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var item = _libraryManager.GetItemById(id);
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return _subtitleEncoder.GetSubtitles(
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item,
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mediaSourceId,
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index,
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format,
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startPositionTicks,
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endPositionTicks ?? 0,
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copyTimestamps,
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CancellationToken.None);
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}
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/// <summary>
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/// Gets a list of available fallback font files.
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/// </summary>
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/// <response code="200">Information retrieved.</response>
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|
/// <returns>An array of <see cref="FontFile"/> with the available font files.</returns>
|
|
[HttpGet("FallbackFont/Fonts")]
|
|
[Authorize(Policy = Policies.DefaultAuthorization)]
|
|
[ProducesResponseType(StatusCodes.Status200OK)]
|
|
public IEnumerable<FontFile> GetFallbackFontList()
|
|
{
|
|
var encodingOptions = _serverConfigurationManager.GetEncodingOptions();
|
|
var fallbackFontPath = encodingOptions.FallbackFontPath;
|
|
|
|
if (!string.IsNullOrEmpty(fallbackFontPath))
|
|
{
|
|
var files = _fileSystem.GetFiles(fallbackFontPath, new[] { ".woff", ".woff2", ".ttf", ".otf" }, false, false);
|
|
var fontFiles = files
|
|
.Select(i => new FontFile
|
|
{
|
|
Name = i.Name,
|
|
Size = i.Length,
|
|
DateCreated = _fileSystem.GetCreationTimeUtc(i),
|
|
DateModified = _fileSystem.GetLastWriteTimeUtc(i)
|
|
})
|
|
.OrderBy(i => i.Size)
|
|
.ThenBy(i => i.Name)
|
|
.ThenByDescending(i => i.DateModified)
|
|
.ThenByDescending(i => i.DateCreated);
|
|
// max total size 20M
|
|
const int MaxSize = 20971520;
|
|
var sizeCounter = 0L;
|
|
foreach (var fontFile in fontFiles)
|
|
{
|
|
sizeCounter += fontFile.Size;
|
|
if (sizeCounter >= MaxSize)
|
|
{
|
|
_logger.LogWarning("Some fonts will not be sent due to size limitations");
|
|
yield break;
|
|
}
|
|
|
|
yield return fontFile;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
_logger.LogWarning("The path of fallback font folder has not been set");
|
|
encodingOptions.EnableFallbackFont = false;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets a fallback font file.
|
|
/// </summary>
|
|
/// <param name="name">The name of the fallback font file to get.</param>
|
|
/// <response code="200">Fallback font file retrieved.</response>
|
|
/// <returns>The fallback font file.</returns>
|
|
[HttpGet("FallbackFont/Fonts/{name}")]
|
|
[Authorize(Policy = Policies.DefaultAuthorization)]
|
|
[ProducesResponseType(StatusCodes.Status200OK)]
|
|
[ProducesFile("font/*")]
|
|
public ActionResult GetFallbackFont([FromRoute, Required] string name)
|
|
{
|
|
var encodingOptions = _serverConfigurationManager.GetEncodingOptions();
|
|
var fallbackFontPath = encodingOptions.FallbackFontPath;
|
|
|
|
if (!string.IsNullOrEmpty(fallbackFontPath))
|
|
{
|
|
var fontFile = _fileSystem.GetFiles(fallbackFontPath)
|
|
.First(i => string.Equals(i.Name, name, StringComparison.OrdinalIgnoreCase));
|
|
var fileSize = fontFile?.Length;
|
|
|
|
if (fontFile != null && fileSize != null && fileSize > 0)
|
|
{
|
|
_logger.LogDebug("Fallback font size is {FileSize} Bytes", fileSize);
|
|
return PhysicalFile(fontFile.FullName, MimeTypes.GetMimeType(fontFile.FullName));
|
|
}
|
|
else
|
|
{
|
|
_logger.LogWarning("The selected font is null or empty");
|
|
}
|
|
}
|
|
else
|
|
{
|
|
_logger.LogWarning("The path of fallback font folder has not been set");
|
|
encodingOptions.EnableFallbackFont = false;
|
|
}
|
|
|
|
// returning HTTP 204 will break the SubtitlesOctopus
|
|
return Ok();
|
|
}
|
|
}
|
|
}
|