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using System;
using System.Globalization;
using System.Linq;
using System.Threading;
using Jellyfin.Api.Constants;
using Jellyfin.Api.Extensions;
using Jellyfin.Api.Helpers;
using MediaBrowser.Controller.Dto;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Library;
using MediaBrowser.Model.Dto;
using MediaBrowser.Model.Entities;
using MediaBrowser.Model.Querying;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
namespace Jellyfin.Api.Controllers
{
/// <summary>
/// The videos controller.
/// </summary>
[Route("Videos")]
public class VideosController : BaseJellyfinApiController
{
private readonly ILibraryManager _libraryManager;
private readonly IUserManager _userManager;
private readonly IDtoService _dtoService;
/// <summary>
/// Initializes a new instance of the <see cref="VideosController"/> class.
/// </summary>
/// <param name="libraryManager">Instance of the <see cref="ILibraryManager"/> interface.</param>
/// <param name="userManager">Instance of the <see cref="IUserManager"/> interface.</param>
/// <param name="dtoService">Instance of the <see cref="IDtoService"/> interface.</param>
public VideosController(
ILibraryManager libraryManager,
IUserManager userManager,
IDtoService dtoService)
{
_libraryManager = libraryManager;
_userManager = userManager;
_dtoService = dtoService;
}
/// <summary>
/// Gets additional parts for a video.
/// </summary>
/// <param name="itemId">The item id.</param>
/// <param name="userId">Optional. Filter by user id, and attach user data.</param>
/// <response code="200">Additional parts returned.</response>
/// <returns>A <see cref="QueryResult{BaseItemDto}"/> with the parts.</returns>
[HttpGet("{itemId}/AdditionalParts")]
[Authorize(Policy = Policies.DefaultAuthorization)]
[ProducesResponseType(StatusCodes.Status200OK)]
public ActionResult<QueryResult<BaseItemDto>> GetAdditionalPart([FromRoute] Guid itemId, [FromQuery] Guid userId)
{
var user = !userId.Equals(Guid.Empty) ? _userManager.GetUserById(userId) : null;
var item = itemId.Equals(Guid.Empty)
? (!userId.Equals(Guid.Empty)
? _libraryManager.GetUserRootFolder()
: _libraryManager.RootFolder)
: _libraryManager.GetItemById(itemId);
var dtoOptions = new DtoOptions();
dtoOptions = dtoOptions.AddClientFields(Request);
BaseItemDto[] items;
if (item is Video video)
{
items = video.GetAdditionalParts()
.Select(i => _dtoService.GetBaseItemDto(i, dtoOptions, user, video))
.ToArray();
}
else
{
items = Array.Empty<BaseItemDto>();
}
var result = new QueryResult<BaseItemDto>
{
Items = items,
TotalRecordCount = items.Length
};
return result;
}
/// <summary>
/// Removes alternate video sources.
/// </summary>
/// <param name="itemId">The item id.</param>
/// <response code="204">Alternate sources deleted.</response>
/// <response code="404">Video not found.</response>
/// <returns>A <see cref="NoContentResult"/> indicating success, or a <see cref="NotFoundResult"/> if the video doesn't exist.</returns>
[HttpDelete("{itemId}/AlternateSources")]
[Authorize(Policy = Policies.RequiresElevation)]
[ProducesResponseType(StatusCodes.Status200OK)]
[ProducesResponseType(StatusCodes.Status404NotFound)]
public ActionResult DeleteAlternateSources([FromRoute] Guid itemId)
{
var video = (Video)_libraryManager.GetItemById(itemId);
if (video == null)
{
return NotFound("The video either does not exist or the id does not belong to a video.");
}
foreach (var link in video.GetLinkedAlternateVersions())
{
link.SetPrimaryVersionId(null);
link.LinkedAlternateVersions = Array.Empty<LinkedChild>();
link.UpdateToRepository(ItemUpdateType.MetadataEdit, CancellationToken.None);
}
video.LinkedAlternateVersions = Array.Empty<LinkedChild>();
video.SetPrimaryVersionId(null);
video.UpdateToRepository(ItemUpdateType.MetadataEdit, CancellationToken.None);
return NoContent();
}
/// <summary>
/// Merges videos into a single record.
/// </summary>
/// <param name="itemIds">Item id list. This allows multiple, comma delimited.</param>
/// <response code="204">Videos merged.</response>
/// <response code="400">Supply at least 2 video ids.</response>
/// <returns>A <see cref="NoContentResult"/> indicating success, or a <see cref="BadRequestResult"/> if less than two ids were supplied.</returns>
[HttpPost("MergeVersions")]
[Authorize(Policy = Policies.RequiresElevation)]
[ProducesResponseType(StatusCodes.Status204NoContent)]
[ProducesResponseType(StatusCodes.Status400BadRequest)]
public ActionResult MergeVersions([FromQuery] string itemIds)
{
var items = RequestHelpers.Split(itemIds, ',', true)
.Select(i => _libraryManager.GetItemById(i))
.OfType<Video>()
.OrderBy(i => i.Id)
.ToList();
if (items.Count < 2)
{
return BadRequest("Please supply at least two videos to merge.");
}
var videosWithVersions = items.Where(i => i.MediaSourceCount > 1).ToList();
var primaryVersion = videosWithVersions.FirstOrDefault();
if (primaryVersion == null)
{
primaryVersion = items
.OrderBy(i =>
{
if (i.Video3DFormat.HasValue || i.VideoType != VideoType.VideoFile)
{
return 1;
}
return 0;
})
.ThenByDescending(i => i.GetDefaultVideoStream()?.Width ?? 0)
.First();
}
var list = primaryVersion.LinkedAlternateVersions.ToList();
foreach (var item in items.Where(i => i.Id != primaryVersion.Id))
{
item.SetPrimaryVersionId(primaryVersion.Id.ToString("N", CultureInfo.InvariantCulture));
item.UpdateToRepository(ItemUpdateType.MetadataEdit, CancellationToken.None);
list.Add(new LinkedChild
{
Path = item.Path,
ItemId = item.Id
});
foreach (var linkedItem in item.LinkedAlternateVersions)
{
if (!list.Any(i => string.Equals(i.Path, linkedItem.Path, StringComparison.OrdinalIgnoreCase)))
{
list.Add(linkedItem);
}
}
if (item.LinkedAlternateVersions.Length > 0)
{
item.LinkedAlternateVersions = Array.Empty<LinkedChild>();
item.UpdateToRepository(ItemUpdateType.MetadataEdit, CancellationToken.None);
}
}
primaryVersion.LinkedAlternateVersions = list.ToArray();
primaryVersion.UpdateToRepository(ItemUpdateType.MetadataEdit, CancellationToken.None);
return NoContent();
}
}
}
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