#nullable enable
using System;
using System.IO;
using System.Threading.Tasks;
using Emby.Dlna;
using Emby.Dlna.Main;
using Jellyfin.Api.Attributes;
using MediaBrowser.Controller.Dlna;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
#pragma warning disable CA1801
namespace Jellyfin.Api.Controllers
{
///
/// Dlna Server Controller.
///
[Route("Dlna")]
public class DlnaServerController : BaseJellyfinApiController
{
private const string XMLContentType = "text/xml; charset=UTF-8";
private readonly IDlnaManager _dlnaManager;
private readonly IContentDirectory _contentDirectory;
private readonly IConnectionManager _connectionManager;
private readonly IMediaReceiverRegistrar _mediaReceiverRegistrar;
///
/// Initializes a new instance of the class.
///
/// Instance of the interface.
public DlnaServerController(IDlnaManager dlnaManager)
{
_dlnaManager = dlnaManager;
_contentDirectory = DlnaEntryPoint.Current.ContentDirectory;
_connectionManager = DlnaEntryPoint.Current.ConnectionManager;
_mediaReceiverRegistrar = DlnaEntryPoint.Current.MediaReceiverRegistrar;
}
///
/// Get Description Xml.
///
/// Server UUID.
/// Description Xml.
[HttpGet("{Uuid}/description.xml")]
[HttpGet("{Uuid}/description")]
[Produces(XMLContentType)]
[ProducesResponseType(StatusCodes.Status200OK)]
public ActionResult GetDescriptionXml([FromRoute] string uuid)
{
var url = GetAbsoluteUri();
var serverAddress = url.Substring(0, url.IndexOf("/dlna/", StringComparison.OrdinalIgnoreCase));
var xml = _dlnaManager.GetServerDescriptionXml(Request.Headers, uuid, serverAddress);
// TODO GetStaticResult doesn't do anything special?
/*
var cacheLength = TimeSpan.FromDays(1);
var cacheKey = Request.Path.Value.GetMD5();
var bytes = Encoding.UTF8.GetBytes(xml);
*/
return Ok(xml);
}
///
/// Gets Dlna content directory xml.
///
/// Server UUID.
/// Dlna content directory xml.
[HttpGet("{Uuid}/ContentDirectory/ContentDirectory.xml")]
[HttpGet("{Uuid}/ContentDirectory/ContentDirectory")]
[Produces(XMLContentType)]
[ProducesResponseType(StatusCodes.Status200OK)]
public ActionResult GetContentDirectory([FromRoute] string uuid)
{
return Ok(_contentDirectory.GetServiceXml());
}
///
/// Gets Dlna media receiver registrar xml.
///
/// Server UUID.
/// Dlna media receiver registrar xml.
[HttpGet("{Uuid}/MediaReceiverRegistrar/MediaReceiverRegistrar.xml")]
[HttpGet("{Uuid}/MediaReceiverRegistrar/MediaReceiverRegistrar")]
[Produces(XMLContentType)]
[ProducesResponseType(StatusCodes.Status200OK)]
public ActionResult GetMediaReceiverRegistrar([FromRoute] string uuid)
{
return Ok(_mediaReceiverRegistrar.GetServiceXml());
}
///
/// Gets Dlna media receiver registrar xml.
///
/// Server UUID.
/// Dlna media receiver registrar xml.
[HttpGet("{Uuid}/ConnectionManager/ConnectionManager.xml")]
[HttpGet("{Uuid}/ConnectionManager/ConnectionManager")]
[Produces(XMLContentType)]
[ProducesResponseType(StatusCodes.Status200OK)]
public ActionResult GetConnectionManager([FromRoute] string uuid)
{
return Ok(_connectionManager.GetServiceXml());
}
///
/// Process a content directory control request.
///
/// Server UUID.
/// Control response.
[HttpPost("{Uuid}/ContentDirectory/Control")]
public async Task> ProcessContentDirectoryControlRequest([FromRoute] string uuid)
{
var response = await PostAsync(uuid, Request.Body, _contentDirectory).ConfigureAwait(false);
return Ok(response);
}
///
/// Process a connection manager control request.
///
/// Server UUID.
/// Control response.
[HttpPost("{Uuid}/ConnectionManager/Control")]
public async Task> ProcessConnectionManagerControlRequest([FromRoute] string uuid)
{
var response = await PostAsync(uuid, Request.Body, _connectionManager).ConfigureAwait(false);
return Ok(response);
}
///
/// Process a media receiver registrar control request.
///
/// Server UUID.
/// Control response.
[HttpPost("{Uuid}/MediaReceiverRegistrar/Control")]
public async Task> ProcessMediaReceiverRegistrarControlRequest([FromRoute] string uuid)
{
var response = await PostAsync(uuid, Request.Body, _mediaReceiverRegistrar).ConfigureAwait(false);
return Ok(response);
}
///
/// Processes an event subscription request.
///
/// Server UUID.
/// Event subscription response.
[HttpSubscribe("{Uuid}/MediaReceiverRegistrar/Events")]
[HttpUnsubscribe("{Uuid}/MediaReceiverRegistrar/Events")]
public ActionResult ProcessMediaReceiverRegistrarEventRequest(string uuid)
{
return Ok(ProcessEventRequest(_mediaReceiverRegistrar));
}
///
/// Processes an event subscription request.
///
/// Server UUID.
/// Event subscription response.
[HttpSubscribe("{Uuid}/ContentDirectory/Events")]
[HttpUnsubscribe("{Uuid}/ContentDirectory/Events")]
public ActionResult ProcessContentDirectoryEventRequest(string uuid)
{
return Ok(ProcessEventRequest(_contentDirectory));
}
///
/// Processes an event subscription request.
///
/// Server UUID.
/// Event subscription response.
[HttpSubscribe("{Uuid}/ConnectionManager/Events")]
[HttpUnsubscribe("{Uuid}/ConnectionManager/Events")]
public ActionResult ProcessConnectionManagerEventRequest(string uuid)
{
return Ok(ProcessEventRequest(_connectionManager));
}
///
/// Gets a server icon.
///
/// Server UUID.
/// The icon filename.
/// Icon stream.
[HttpGet("{Uuid}/icons/{Filename}")]
public ActionResult GetIconId([FromRoute] string uuid, [FromRoute] string fileName)
{
return GetIcon(fileName);
}
///
/// Gets a server icon.
///
/// Server UUID.
/// The icon filename.
/// Icon stream.
[HttpGet("icons/{Filename}")]
public ActionResult GetIcon([FromQuery] string uuid, [FromRoute] string fileName)
{
return GetIcon(fileName);
}
private ActionResult GetIcon(string fileName)
{
var icon = _dlnaManager.GetIcon(fileName);
if (icon == null)
{
return NotFound();
}
var contentType = "image/" + Path.GetExtension(fileName)
.TrimStart('.')
.ToLowerInvariant();
return new FileStreamResult(icon.Stream, contentType);
}
private string GetAbsoluteUri()
{
return $"{Request.Scheme}://{Request.Host}{Request.Path}";
}
private Task PostAsync(string id, Stream requestStream, IUpnpService service)
{
return service.ProcessControlRequestAsync(new ControlRequest
{
Headers = Request.Headers,
InputXml = requestStream,
TargetServerUuId = id,
RequestedUrl = GetAbsoluteUri()
});
}
private EventSubscriptionResponse ProcessEventRequest(IEventManager eventManager)
{
var subscriptionId = Request.Headers["SID"];
if (string.Equals(Request.Method, "subscribe", StringComparison.OrdinalIgnoreCase))
{
var notificationType = Request.Headers["NT"];
var callback = Request.Headers["CALLBACK"];
var timeoutString = Request.Headers["TIMEOUT"];
if (string.IsNullOrEmpty(notificationType))
{
return eventManager.RenewEventSubscription(
subscriptionId,
notificationType,
timeoutString,
callback);
}
return eventManager.CreateEventSubscription(notificationType, timeoutString, callback);
}
return eventManager.CancelEventSubscription(subscriptionId);
}
}
}