1180 lines
40 KiB
C#
1180 lines
40 KiB
C#
using MediaBrowser.Common.Net;
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using MediaBrowser.Controller.Configuration;
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using Emby.Dlna.Common;
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using Emby.Dlna.Ssdp;
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using Microsoft.Extensions.Logging;
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using MediaBrowser.Model.Net;
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using System;
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using System.Collections.Generic;
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using System.Globalization;
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using System.Linq;
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using System.Net;
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using System.Security;
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using System.Threading;
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using System.Threading.Tasks;
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using System.Xml.Linq;
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using Emby.Dlna.Server;
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using MediaBrowser.Model.Threading;
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using MediaBrowser.Model.Extensions;
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namespace Emby.Dlna.PlayTo
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{
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public class Device : IDisposable
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{
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#region Fields & Properties
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private ITimer _timer;
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public DeviceInfo Properties { get; set; }
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private int _muteVol;
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public bool IsMuted { get; set; }
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private int _volume;
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public int Volume
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{
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get
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{
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RefreshVolumeIfNeeded();
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return _volume;
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}
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set
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{
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_volume = value;
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}
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}
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public TimeSpan? Duration { get; set; }
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private TimeSpan _position = TimeSpan.FromSeconds(0);
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public TimeSpan Position
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{
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get
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{
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return _position;
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}
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set
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{
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_position = value;
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}
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}
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public TRANSPORTSTATE TransportState { get; private set; }
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public bool IsPlaying
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{
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get
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{
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return TransportState == TRANSPORTSTATE.PLAYING;
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}
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}
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public bool IsPaused
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{
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get
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{
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return TransportState == TRANSPORTSTATE.PAUSED || TransportState == TRANSPORTSTATE.PAUSED_PLAYBACK;
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}
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}
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public bool IsStopped
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{
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get
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{
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return TransportState == TRANSPORTSTATE.STOPPED;
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}
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}
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#endregion
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private readonly IHttpClient _httpClient;
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private readonly ILogger _logger;
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private readonly IServerConfigurationManager _config;
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public DateTime DateLastActivity { get; private set; }
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public Action OnDeviceUnavailable { get; set; }
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private readonly ITimerFactory _timerFactory;
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public Device(DeviceInfo deviceProperties, IHttpClient httpClient, ILogger logger, IServerConfigurationManager config, ITimerFactory timerFactory)
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{
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Properties = deviceProperties;
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_httpClient = httpClient;
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_logger = logger;
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_config = config;
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_timerFactory = timerFactory;
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}
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public void Start()
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{
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_logger.LogDebug("Dlna Device.Start");
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_timer = _timerFactory.Create(TimerCallback, null, 1000, Timeout.Infinite);
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}
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private DateTime _lastVolumeRefresh;
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private bool _volumeRefreshActive;
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private void RefreshVolumeIfNeeded()
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{
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if (!_volumeRefreshActive)
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{
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return;
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}
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if (DateTime.UtcNow >= _lastVolumeRefresh.AddSeconds(5))
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{
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_lastVolumeRefresh = DateTime.UtcNow;
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RefreshVolume(CancellationToken.None);
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}
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}
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private async void RefreshVolume(CancellationToken cancellationToken)
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{
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if (_disposed)
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return;
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try
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{
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await GetVolume(cancellationToken).ConfigureAwait(false);
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await GetMute(cancellationToken).ConfigureAwait(false);
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}
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catch (Exception ex)
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{
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_logger.LogError(ex, "Error updating device volume info for {DeviceName}", Properties.Name);
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}
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}
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private readonly object _timerLock = new object();
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private void RestartTimer(bool immediate = false)
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{
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lock (_timerLock)
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{
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if (_disposed)
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return;
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_volumeRefreshActive = true;
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var time = immediate ? 100 : 10000;
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_timer.Change(time, Timeout.Infinite);
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}
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}
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/// <summary>
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/// Restarts the timer in inactive mode.
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/// </summary>
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private void RestartTimerInactive()
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{
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lock (_timerLock)
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{
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if (_disposed)
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return;
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_volumeRefreshActive = false;
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_timer.Change(Timeout.Infinite, Timeout.Infinite);
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}
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}
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public void OnPlaybackStartedExternally()
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{
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RestartTimer(true);
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}
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#region Commanding
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public Task VolumeDown(CancellationToken cancellationToken)
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{
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var sendVolume = Math.Max(Volume - 5, 0);
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return SetVolume(sendVolume, cancellationToken);
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}
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public Task VolumeUp(CancellationToken cancellationToken)
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{
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var sendVolume = Math.Min(Volume + 5, 100);
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return SetVolume(sendVolume, cancellationToken);
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}
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public Task ToggleMute(CancellationToken cancellationToken)
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{
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if (IsMuted)
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{
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return Unmute(cancellationToken);
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}
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return Mute(cancellationToken);
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}
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public async Task Mute(CancellationToken cancellationToken)
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{
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var success = await SetMute(true, cancellationToken).ConfigureAwait(true);
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if (!success)
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{
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await SetVolume(0, cancellationToken).ConfigureAwait(false);
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}
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}
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public async Task Unmute(CancellationToken cancellationToken)
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{
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var success = await SetMute(false, cancellationToken).ConfigureAwait(true);
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if (!success)
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{
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var sendVolume = _muteVol <= 0 ? 20 : _muteVol;
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await SetVolume(sendVolume, cancellationToken).ConfigureAwait(false);
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}
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}
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private DeviceService GetServiceRenderingControl()
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{
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var services = Properties.Services;
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return services.FirstOrDefault(s => string.Equals(s.ServiceType, "urn:schemas-upnp-org:service:RenderingControl:1", StringComparison.OrdinalIgnoreCase)) ??
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services.FirstOrDefault(s => (s.ServiceType ?? string.Empty).StartsWith("urn:schemas-upnp-org:service:RenderingControl", StringComparison.OrdinalIgnoreCase));
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}
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private DeviceService GetAvTransportService()
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{
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var services = Properties.Services;
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return services.FirstOrDefault(s => string.Equals(s.ServiceType, "urn:schemas-upnp-org:service:AVTransport:1", StringComparison.OrdinalIgnoreCase)) ??
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services.FirstOrDefault(s => (s.ServiceType ?? string.Empty).StartsWith("urn:schemas-upnp-org:service:AVTransport", StringComparison.OrdinalIgnoreCase));
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}
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private async Task<bool> SetMute(bool mute, CancellationToken cancellationToken)
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{
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var rendererCommands = await GetRenderingProtocolAsync(cancellationToken).ConfigureAwait(false);
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var command = rendererCommands.ServiceActions.FirstOrDefault(c => c.Name == "SetMute");
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if (command == null)
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return false;
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var service = GetServiceRenderingControl();
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if (service == null)
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{
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return false;
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}
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_logger.LogDebug("Setting mute");
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var value = mute ? 1 : 0;
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await new SsdpHttpClient(_httpClient, _config).SendCommandAsync(Properties.BaseUrl, service, command.Name, rendererCommands.BuildPost(command, service.ServiceType, value))
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.ConfigureAwait(false);
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IsMuted = mute;
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return true;
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}
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/// <summary>
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/// Sets volume on a scale of 0-100
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/// </summary>
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public async Task SetVolume(int value, CancellationToken cancellationToken)
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{
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var rendererCommands = await GetRenderingProtocolAsync(cancellationToken).ConfigureAwait(false);
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var command = rendererCommands.ServiceActions.FirstOrDefault(c => c.Name == "SetVolume");
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if (command == null)
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return;
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var service = GetServiceRenderingControl();
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if (service == null)
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{
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throw new InvalidOperationException("Unable to find service");
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}
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// Set it early and assume it will succeed
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// Remote control will perform better
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Volume = value;
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await new SsdpHttpClient(_httpClient, _config).SendCommandAsync(Properties.BaseUrl, service, command.Name, rendererCommands.BuildPost(command, service.ServiceType, value))
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.ConfigureAwait(false);
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}
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public async Task Seek(TimeSpan value, CancellationToken cancellationToken)
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{
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var avCommands = await GetAVProtocolAsync(cancellationToken).ConfigureAwait(false);
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var command = avCommands.ServiceActions.FirstOrDefault(c => c.Name == "Seek");
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if (command == null)
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return;
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var service = GetAvTransportService();
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if (service == null)
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{
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throw new InvalidOperationException("Unable to find service");
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}
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await new SsdpHttpClient(_httpClient, _config).SendCommandAsync(Properties.BaseUrl, service, command.Name, avCommands.BuildPost(command, service.ServiceType, string.Format("{0:hh}:{0:mm}:{0:ss}", value), "REL_TIME"))
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.ConfigureAwait(false);
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RestartTimer(true);
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}
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public async Task SetAvTransport(string url, string header, string metaData, CancellationToken cancellationToken)
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{
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var avCommands = await GetAVProtocolAsync(cancellationToken).ConfigureAwait(false);
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url = url.Replace("&", "&");
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_logger.LogDebug("{0} - SetAvTransport Uri: {1} DlnaHeaders: {2}", Properties.Name, url, header);
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var command = avCommands.ServiceActions.FirstOrDefault(c => c.Name == "SetAVTransportURI");
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if (command == null)
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return;
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var dictionary = new Dictionary<string, string>
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{
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{"CurrentURI", url},
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{"CurrentURIMetaData", CreateDidlMeta(metaData)}
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};
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var service = GetAvTransportService();
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if (service == null)
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{
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throw new InvalidOperationException("Unable to find service");
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}
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var post = avCommands.BuildPost(command, service.ServiceType, url, dictionary);
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await new SsdpHttpClient(_httpClient, _config).SendCommandAsync(Properties.BaseUrl, service, command.Name, post, header: header)
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.ConfigureAwait(false);
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await Task.Delay(50).ConfigureAwait(false);
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try
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{
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await SetPlay(avCommands, CancellationToken.None).ConfigureAwait(false);
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}
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catch
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{
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// Some devices will throw an error if you tell it to play when it's already playing
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// Others won't
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}
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RestartTimer(true);
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}
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private string CreateDidlMeta(string value)
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{
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if (string.IsNullOrEmpty(value))
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return string.Empty;
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return DescriptionXmlBuilder.Escape(value);
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}
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private Task SetPlay(TransportCommands avCommands, CancellationToken cancellationToken)
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{
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var command = avCommands.ServiceActions.FirstOrDefault(c => c.Name == "Play");
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if (command == null)
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return Task.CompletedTask;
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var service = GetAvTransportService();
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if (service == null)
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{
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throw new InvalidOperationException("Unable to find service");
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}
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return new SsdpHttpClient(_httpClient, _config).SendCommandAsync(Properties.BaseUrl, service, command.Name, avCommands.BuildPost(command, service.ServiceType, 1));
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}
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public async Task SetPlay(CancellationToken cancellationToken)
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{
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var avCommands = await GetAVProtocolAsync(cancellationToken).ConfigureAwait(false);
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await SetPlay(avCommands, cancellationToken).ConfigureAwait(false);
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RestartTimer(true);
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}
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public async Task SetStop(CancellationToken cancellationToken)
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{
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var avCommands = await GetAVProtocolAsync(cancellationToken).ConfigureAwait(false);
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var command = avCommands.ServiceActions.FirstOrDefault(c => c.Name == "Stop");
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if (command == null)
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return;
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var service = GetAvTransportService();
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await new SsdpHttpClient(_httpClient, _config).SendCommandAsync(Properties.BaseUrl, service, command.Name, avCommands.BuildPost(command, service.ServiceType, 1))
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.ConfigureAwait(false);
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RestartTimer(true);
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}
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public async Task SetPause(CancellationToken cancellationToken)
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{
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var avCommands = await GetAVProtocolAsync(cancellationToken).ConfigureAwait(false);
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var command = avCommands.ServiceActions.FirstOrDefault(c => c.Name == "Pause");
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if (command == null)
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return;
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var service = GetAvTransportService();
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await new SsdpHttpClient(_httpClient, _config).SendCommandAsync(Properties.BaseUrl, service, command.Name, avCommands.BuildPost(command, service.ServiceType, 1))
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.ConfigureAwait(false);
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TransportState = TRANSPORTSTATE.PAUSED;
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RestartTimer(true);
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}
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#endregion
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#region Get data
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private int _connectFailureCount;
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private async void TimerCallback(object sender)
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{
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if (_disposed)
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return;
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try
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{
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var cancellationToken = CancellationToken.None;
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var avCommands = await GetAVProtocolAsync(cancellationToken).ConfigureAwait(false);
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if (avCommands == null)
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{
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return;
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}
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var transportState = await GetTransportInfo(avCommands, cancellationToken).ConfigureAwait(false);
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if (_disposed)
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{
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return;
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}
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DateLastActivity = DateTime.UtcNow;
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if (transportState.HasValue)
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{
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// If we're not playing anything no need to get additional data
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if (transportState.Value == TRANSPORTSTATE.STOPPED)
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{
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UpdateMediaInfo(null, transportState.Value);
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}
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else
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{
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var tuple = await GetPositionInfo(avCommands, cancellationToken).ConfigureAwait(false);
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var currentObject = tuple.Item2;
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if (tuple.Item1 && currentObject == null)
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{
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currentObject = await GetMediaInfo(avCommands, cancellationToken).ConfigureAwait(false);
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}
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if (currentObject != null)
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{
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UpdateMediaInfo(currentObject, transportState.Value);
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}
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}
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_connectFailureCount = 0;
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if (_disposed)
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return;
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// If we're not playing anything make sure we don't get data more often than neccessry to keep the Session alive
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if (transportState.Value == TRANSPORTSTATE.STOPPED)
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{
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RestartTimerInactive();
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}
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else
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{
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RestartTimer();
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}
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}
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else
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{
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RestartTimerInactive();
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}
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}
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catch (Exception ex)
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{
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if (_disposed)
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return;
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_logger.LogError(ex, "Error updating device info for {DeviceName}", Properties.Name);
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_connectFailureCount++;
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if (_connectFailureCount >= 3)
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{
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var action = OnDeviceUnavailable;
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if (action != null)
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{
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_logger.LogDebug("Disposing device due to loss of connection");
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action();
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return;
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}
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}
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RestartTimerInactive();
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}
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}
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private async Task GetVolume(CancellationToken cancellationToken)
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{
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if (_disposed)
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{
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return;
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}
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var rendererCommands = await GetRenderingProtocolAsync(cancellationToken).ConfigureAwait(false);
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var command = rendererCommands.ServiceActions.FirstOrDefault(c => c.Name == "GetVolume");
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if (command == null)
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return;
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var service = GetServiceRenderingControl();
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if (service == null)
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{
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return;
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}
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var result = await new SsdpHttpClient(_httpClient, _config).SendCommandAsync(Properties.BaseUrl, service, command.Name, rendererCommands.BuildPost(command, service.ServiceType), true)
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.ConfigureAwait(false);
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if (result == null || result.Document == null)
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return;
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var volume = result.Document.Descendants(uPnpNamespaces.RenderingControl + "GetVolumeResponse").Select(i => i.Element("CurrentVolume")).FirstOrDefault(i => i != null);
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var volumeValue = volume == null ? null : volume.Value;
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if (string.IsNullOrWhiteSpace(volumeValue))
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return;
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Volume = int.Parse(volumeValue, UsCulture);
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if (Volume > 0)
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{
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_muteVol = Volume;
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}
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}
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private async Task GetMute(CancellationToken cancellationToken)
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{
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if (_disposed)
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{
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return;
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}
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var rendererCommands = await GetRenderingProtocolAsync(cancellationToken).ConfigureAwait(false);
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var command = rendererCommands.ServiceActions.FirstOrDefault(c => c.Name == "GetMute");
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if (command == null)
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return;
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var service = GetServiceRenderingControl();
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if (service == null)
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{
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return;
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}
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var result = await new SsdpHttpClient(_httpClient, _config).SendCommandAsync(Properties.BaseUrl, service, command.Name, rendererCommands.BuildPost(command, service.ServiceType), true)
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.ConfigureAwait(false);
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if (result == null || result.Document == null)
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return;
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var valueNode = result.Document.Descendants(uPnpNamespaces.RenderingControl + "GetMuteResponse").Select(i => i.Element("CurrentMute")).FirstOrDefault(i => i != null);
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var value = valueNode == null ? null : valueNode.Value;
|
|
|
|
IsMuted = string.Equals(value, "1", StringComparison.OrdinalIgnoreCase);
|
|
}
|
|
|
|
private async Task<TRANSPORTSTATE?> GetTransportInfo(TransportCommands avCommands, CancellationToken cancellationToken)
|
|
{
|
|
var command = avCommands.ServiceActions.FirstOrDefault(c => c.Name == "GetTransportInfo");
|
|
if (command == null)
|
|
return null;
|
|
|
|
var service = GetAvTransportService();
|
|
if (service == null)
|
|
return null;
|
|
|
|
var result = await new SsdpHttpClient(_httpClient, _config).SendCommandAsync(Properties.BaseUrl, service, command.Name, avCommands.BuildPost(command, service.ServiceType), false)
|
|
.ConfigureAwait(false);
|
|
|
|
if (result == null || result.Document == null)
|
|
return null;
|
|
|
|
var transportState =
|
|
result.Document.Descendants(uPnpNamespaces.AvTransport + "GetTransportInfoResponse").Select(i => i.Element("CurrentTransportState")).FirstOrDefault(i => i != null);
|
|
|
|
var transportStateValue = transportState == null ? null : transportState.Value;
|
|
|
|
if (transportStateValue != null)
|
|
{
|
|
TRANSPORTSTATE state;
|
|
|
|
if (Enum.TryParse(transportStateValue, true, out state))
|
|
{
|
|
return state;
|
|
}
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
private async Task<uBaseObject> GetMediaInfo(TransportCommands avCommands, CancellationToken cancellationToken)
|
|
{
|
|
var command = avCommands.ServiceActions.FirstOrDefault(c => c.Name == "GetMediaInfo");
|
|
if (command == null)
|
|
return null;
|
|
|
|
var service = GetAvTransportService();
|
|
|
|
if (service == null)
|
|
{
|
|
throw new InvalidOperationException("Unable to find service");
|
|
}
|
|
|
|
var rendererCommands = await GetRenderingProtocolAsync(cancellationToken).ConfigureAwait(false);
|
|
|
|
var result = await new SsdpHttpClient(_httpClient, _config).SendCommandAsync(Properties.BaseUrl, service, command.Name, rendererCommands.BuildPost(command, service.ServiceType), false)
|
|
.ConfigureAwait(false);
|
|
|
|
if (result == null || result.Document == null)
|
|
return null;
|
|
|
|
var track = result.Document.Descendants("CurrentURIMetaData").FirstOrDefault();
|
|
|
|
if (track == null)
|
|
{
|
|
return null;
|
|
}
|
|
|
|
var e = track.Element(uPnpNamespaces.items) ?? track;
|
|
|
|
var elementString = (string)e;
|
|
|
|
if (!string.IsNullOrWhiteSpace(elementString))
|
|
{
|
|
return UpnpContainer.Create(e);
|
|
}
|
|
|
|
track = result.Document.Descendants("CurrentURI").FirstOrDefault();
|
|
|
|
if (track == null)
|
|
{
|
|
return null;
|
|
}
|
|
|
|
e = track.Element(uPnpNamespaces.items) ?? track;
|
|
|
|
elementString = (string)e;
|
|
|
|
if (!string.IsNullOrWhiteSpace(elementString))
|
|
{
|
|
return new uBaseObject
|
|
{
|
|
Url = elementString
|
|
};
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
private async Task<Tuple<bool, uBaseObject>> GetPositionInfo(TransportCommands avCommands, CancellationToken cancellationToken)
|
|
{
|
|
var command = avCommands.ServiceActions.FirstOrDefault(c => c.Name == "GetPositionInfo");
|
|
if (command == null)
|
|
return new Tuple<bool, uBaseObject>(false, null);
|
|
|
|
var service = GetAvTransportService();
|
|
|
|
if (service == null)
|
|
{
|
|
throw new InvalidOperationException("Unable to find service");
|
|
}
|
|
|
|
var rendererCommands = await GetRenderingProtocolAsync(cancellationToken).ConfigureAwait(false);
|
|
|
|
var result = await new SsdpHttpClient(_httpClient, _config).SendCommandAsync(Properties.BaseUrl, service, command.Name, rendererCommands.BuildPost(command, service.ServiceType), false)
|
|
.ConfigureAwait(false);
|
|
|
|
if (result == null || result.Document == null)
|
|
return new Tuple<bool, uBaseObject>(false, null);
|
|
|
|
var trackUriElem = result.Document.Descendants(uPnpNamespaces.AvTransport + "GetPositionInfoResponse").Select(i => i.Element("TrackURI")).FirstOrDefault(i => i != null);
|
|
var trackUri = trackUriElem == null ? null : trackUriElem.Value;
|
|
|
|
var durationElem = result.Document.Descendants(uPnpNamespaces.AvTransport + "GetPositionInfoResponse").Select(i => i.Element("TrackDuration")).FirstOrDefault(i => i != null);
|
|
var duration = durationElem == null ? null : durationElem.Value;
|
|
|
|
if (!string.IsNullOrWhiteSpace(duration) &&
|
|
!string.Equals(duration, "NOT_IMPLEMENTED", StringComparison.OrdinalIgnoreCase))
|
|
{
|
|
Duration = TimeSpan.Parse(duration, UsCulture);
|
|
}
|
|
else
|
|
{
|
|
Duration = null;
|
|
}
|
|
|
|
var positionElem = result.Document.Descendants(uPnpNamespaces.AvTransport + "GetPositionInfoResponse").Select(i => i.Element("RelTime")).FirstOrDefault(i => i != null);
|
|
var position = positionElem == null ? null : positionElem.Value;
|
|
|
|
if (!string.IsNullOrWhiteSpace(position) && !string.Equals(position, "NOT_IMPLEMENTED", StringComparison.OrdinalIgnoreCase))
|
|
{
|
|
Position = TimeSpan.Parse(position, UsCulture);
|
|
}
|
|
|
|
var track = result.Document.Descendants("TrackMetaData").FirstOrDefault();
|
|
|
|
if (track == null)
|
|
{
|
|
//If track is null, some vendors do this, use GetMediaInfo instead
|
|
return new Tuple<bool, uBaseObject>(true, null);
|
|
}
|
|
|
|
var trackString = (string)track;
|
|
|
|
if (string.IsNullOrWhiteSpace(trackString) || string.Equals(trackString, "NOT_IMPLEMENTED", StringComparison.OrdinalIgnoreCase))
|
|
{
|
|
return new Tuple<bool, uBaseObject>(true, null);
|
|
}
|
|
|
|
XElement uPnpResponse;
|
|
|
|
// Handle different variations sent back by devices
|
|
try
|
|
{
|
|
uPnpResponse = XElement.Parse(trackString);
|
|
}
|
|
catch (Exception)
|
|
{
|
|
// first try to add a root node with a dlna namesapce
|
|
try
|
|
{
|
|
uPnpResponse = XElement.Parse("<data xmlns:dlna=\"urn:schemas-dlna-org:device-1-0\">" + trackString + "</data>");
|
|
uPnpResponse = uPnpResponse.Descendants().First();
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
_logger.LogError(ex, "Unable to parse xml {0}", trackString);
|
|
return new Tuple<bool, uBaseObject>(true, null);
|
|
}
|
|
}
|
|
|
|
var e = uPnpResponse.Element(uPnpNamespaces.items);
|
|
|
|
var uTrack = CreateUBaseObject(e, trackUri);
|
|
|
|
return new Tuple<bool, uBaseObject>(true, uTrack);
|
|
}
|
|
|
|
private static uBaseObject CreateUBaseObject(XElement container, string trackUri)
|
|
{
|
|
if (container == null)
|
|
{
|
|
throw new ArgumentNullException(nameof(container));
|
|
}
|
|
|
|
var url = container.GetValue(uPnpNamespaces.Res);
|
|
|
|
if (string.IsNullOrWhiteSpace(url))
|
|
{
|
|
url = trackUri;
|
|
}
|
|
|
|
return new uBaseObject
|
|
{
|
|
Id = container.GetAttributeValue(uPnpNamespaces.Id),
|
|
ParentId = container.GetAttributeValue(uPnpNamespaces.ParentId),
|
|
Title = container.GetValue(uPnpNamespaces.title),
|
|
IconUrl = container.GetValue(uPnpNamespaces.Artwork),
|
|
SecondText = "",
|
|
Url = url,
|
|
ProtocolInfo = GetProtocolInfo(container),
|
|
MetaData = container.ToString()
|
|
};
|
|
}
|
|
|
|
private static string[] GetProtocolInfo(XElement container)
|
|
{
|
|
if (container == null)
|
|
{
|
|
throw new ArgumentNullException(nameof(container));
|
|
}
|
|
|
|
var resElement = container.Element(uPnpNamespaces.Res);
|
|
|
|
if (resElement != null)
|
|
{
|
|
var info = resElement.Attribute(uPnpNamespaces.ProtocolInfo);
|
|
|
|
if (info != null && !string.IsNullOrWhiteSpace(info.Value))
|
|
{
|
|
return info.Value.Split(':');
|
|
}
|
|
}
|
|
|
|
return new string[4];
|
|
}
|
|
|
|
#endregion
|
|
|
|
#region From XML
|
|
|
|
private async Task<TransportCommands> GetAVProtocolAsync(CancellationToken cancellationToken)
|
|
{
|
|
var avCommands = AvCommands;
|
|
|
|
if (avCommands != null)
|
|
{
|
|
return avCommands;
|
|
}
|
|
|
|
if (_disposed)
|
|
{
|
|
throw new ObjectDisposedException(GetType().Name);
|
|
}
|
|
|
|
var avService = GetAvTransportService();
|
|
if (avService == null)
|
|
{
|
|
return null;
|
|
}
|
|
|
|
string url = NormalizeUrl(Properties.BaseUrl, avService.ScpdUrl);
|
|
|
|
var httpClient = new SsdpHttpClient(_httpClient, _config);
|
|
|
|
var document = await httpClient.GetDataAsync(url, cancellationToken).ConfigureAwait(false);
|
|
|
|
avCommands = TransportCommands.Create(document);
|
|
AvCommands = avCommands;
|
|
return avCommands;
|
|
}
|
|
|
|
private async Task<TransportCommands> GetRenderingProtocolAsync(CancellationToken cancellationToken)
|
|
{
|
|
var rendererCommands = RendererCommands;
|
|
|
|
if (rendererCommands != null)
|
|
{
|
|
return rendererCommands;
|
|
}
|
|
|
|
if (_disposed)
|
|
{
|
|
throw new ObjectDisposedException(GetType().Name);
|
|
}
|
|
|
|
var avService = GetServiceRenderingControl();
|
|
|
|
if (avService == null)
|
|
{
|
|
throw new ArgumentException("Device AvService is null");
|
|
}
|
|
|
|
string url = NormalizeUrl(Properties.BaseUrl, avService.ScpdUrl);
|
|
|
|
var httpClient = new SsdpHttpClient(_httpClient, _config);
|
|
_logger.LogDebug("Dlna Device.GetRenderingProtocolAsync");
|
|
var document = await httpClient.GetDataAsync(url, cancellationToken).ConfigureAwait(false);
|
|
|
|
rendererCommands = TransportCommands.Create(document);
|
|
RendererCommands = rendererCommands;
|
|
return rendererCommands;
|
|
}
|
|
|
|
private string NormalizeUrl(string baseUrl, string url)
|
|
{
|
|
// If it's already a complete url, don't stick anything onto the front of it
|
|
if (url.StartsWith("http", StringComparison.OrdinalIgnoreCase))
|
|
{
|
|
return url;
|
|
}
|
|
|
|
if (!url.Contains("/"))
|
|
url = "/dmr/" + url;
|
|
if (!url.StartsWith("/"))
|
|
url = "/" + url;
|
|
|
|
return baseUrl + url;
|
|
}
|
|
|
|
private TransportCommands AvCommands
|
|
{
|
|
get;
|
|
set;
|
|
}
|
|
|
|
private TransportCommands RendererCommands
|
|
{
|
|
get;
|
|
set;
|
|
}
|
|
|
|
public static async Task<Device> CreateuPnpDeviceAsync(Uri url, IHttpClient httpClient, IServerConfigurationManager config, ILogger logger, ITimerFactory timerFactory, CancellationToken cancellationToken)
|
|
{
|
|
var ssdpHttpClient = new SsdpHttpClient(httpClient, config);
|
|
|
|
var document = await ssdpHttpClient.GetDataAsync(url.ToString(), cancellationToken).ConfigureAwait(false);
|
|
|
|
var deviceProperties = new DeviceInfo();
|
|
|
|
var friendlyNames = new List<string>();
|
|
|
|
var name = document.Descendants(uPnpNamespaces.ud.GetName("friendlyName")).FirstOrDefault();
|
|
if (name != null && !string.IsNullOrWhiteSpace(name.Value))
|
|
friendlyNames.Add(name.Value);
|
|
|
|
var room = document.Descendants(uPnpNamespaces.ud.GetName("roomName")).FirstOrDefault();
|
|
if (room != null && !string.IsNullOrWhiteSpace(room.Value))
|
|
friendlyNames.Add(room.Value);
|
|
|
|
deviceProperties.Name = string.Join(" ", friendlyNames.ToArray());
|
|
|
|
var model = document.Descendants(uPnpNamespaces.ud.GetName("modelName")).FirstOrDefault();
|
|
if (model != null)
|
|
deviceProperties.ModelName = model.Value;
|
|
|
|
var modelNumber = document.Descendants(uPnpNamespaces.ud.GetName("modelNumber")).FirstOrDefault();
|
|
if (modelNumber != null)
|
|
deviceProperties.ModelNumber = modelNumber.Value;
|
|
|
|
var uuid = document.Descendants(uPnpNamespaces.ud.GetName("UDN")).FirstOrDefault();
|
|
if (uuid != null)
|
|
deviceProperties.UUID = uuid.Value;
|
|
|
|
var manufacturer = document.Descendants(uPnpNamespaces.ud.GetName("manufacturer")).FirstOrDefault();
|
|
if (manufacturer != null)
|
|
deviceProperties.Manufacturer = manufacturer.Value;
|
|
|
|
var manufacturerUrl = document.Descendants(uPnpNamespaces.ud.GetName("manufacturerURL")).FirstOrDefault();
|
|
if (manufacturerUrl != null)
|
|
deviceProperties.ManufacturerUrl = manufacturerUrl.Value;
|
|
|
|
var presentationUrl = document.Descendants(uPnpNamespaces.ud.GetName("presentationURL")).FirstOrDefault();
|
|
if (presentationUrl != null)
|
|
deviceProperties.PresentationUrl = presentationUrl.Value;
|
|
|
|
var modelUrl = document.Descendants(uPnpNamespaces.ud.GetName("modelURL")).FirstOrDefault();
|
|
if (modelUrl != null)
|
|
deviceProperties.ModelUrl = modelUrl.Value;
|
|
|
|
var serialNumber = document.Descendants(uPnpNamespaces.ud.GetName("serialNumber")).FirstOrDefault();
|
|
if (serialNumber != null)
|
|
deviceProperties.SerialNumber = serialNumber.Value;
|
|
|
|
var modelDescription = document.Descendants(uPnpNamespaces.ud.GetName("modelDescription")).FirstOrDefault();
|
|
if (modelDescription != null)
|
|
deviceProperties.ModelDescription = modelDescription.Value;
|
|
|
|
deviceProperties.BaseUrl = string.Format("http://{0}:{1}", url.Host, url.Port);
|
|
|
|
var icon = document.Descendants(uPnpNamespaces.ud.GetName("icon")).FirstOrDefault();
|
|
|
|
if (icon != null)
|
|
{
|
|
deviceProperties.Icon = CreateIcon(icon);
|
|
}
|
|
|
|
foreach (var services in document.Descendants(uPnpNamespaces.ud.GetName("serviceList")))
|
|
{
|
|
if (services == null)
|
|
continue;
|
|
|
|
var servicesList = services.Descendants(uPnpNamespaces.ud.GetName("service"));
|
|
|
|
if (servicesList == null)
|
|
continue;
|
|
|
|
foreach (var element in servicesList)
|
|
{
|
|
var service = Create(element);
|
|
|
|
if (service != null)
|
|
{
|
|
deviceProperties.Services.Add(service);
|
|
}
|
|
}
|
|
}
|
|
|
|
var device = new Device(deviceProperties, httpClient, logger, config, timerFactory);
|
|
|
|
return device;
|
|
}
|
|
|
|
#endregion
|
|
|
|
private static readonly CultureInfo UsCulture = new CultureInfo("en-US");
|
|
private static DeviceIcon CreateIcon(XElement element)
|
|
{
|
|
if (element == null)
|
|
{
|
|
throw new ArgumentNullException(nameof(element));
|
|
}
|
|
|
|
var mimeType = element.GetDescendantValue(uPnpNamespaces.ud.GetName("mimetype"));
|
|
var width = element.GetDescendantValue(uPnpNamespaces.ud.GetName("width"));
|
|
var height = element.GetDescendantValue(uPnpNamespaces.ud.GetName("height"));
|
|
var depth = element.GetDescendantValue(uPnpNamespaces.ud.GetName("depth"));
|
|
var url = element.GetDescendantValue(uPnpNamespaces.ud.GetName("url"));
|
|
|
|
var widthValue = int.Parse(width, NumberStyles.Integer, UsCulture);
|
|
var heightValue = int.Parse(height, NumberStyles.Integer, UsCulture);
|
|
|
|
return new DeviceIcon
|
|
{
|
|
Depth = depth,
|
|
Height = heightValue,
|
|
MimeType = mimeType,
|
|
Url = url,
|
|
Width = widthValue
|
|
};
|
|
}
|
|
|
|
private static DeviceService Create(XElement element)
|
|
{
|
|
var type = element.GetDescendantValue(uPnpNamespaces.ud.GetName("serviceType"));
|
|
var id = element.GetDescendantValue(uPnpNamespaces.ud.GetName("serviceId"));
|
|
var scpdUrl = element.GetDescendantValue(uPnpNamespaces.ud.GetName("SCPDURL"));
|
|
var controlURL = element.GetDescendantValue(uPnpNamespaces.ud.GetName("controlURL"));
|
|
var eventSubURL = element.GetDescendantValue(uPnpNamespaces.ud.GetName("eventSubURL"));
|
|
|
|
return new DeviceService
|
|
{
|
|
ControlUrl = controlURL,
|
|
EventSubUrl = eventSubURL,
|
|
ScpdUrl = scpdUrl,
|
|
ServiceId = id,
|
|
ServiceType = type
|
|
};
|
|
}
|
|
|
|
public event EventHandler<PlaybackStartEventArgs> PlaybackStart;
|
|
public event EventHandler<PlaybackProgressEventArgs> PlaybackProgress;
|
|
public event EventHandler<PlaybackStoppedEventArgs> PlaybackStopped;
|
|
public event EventHandler<MediaChangedEventArgs> MediaChanged;
|
|
|
|
public uBaseObject CurrentMediaInfo { get; private set; }
|
|
|
|
private void UpdateMediaInfo(uBaseObject mediaInfo, TRANSPORTSTATE state)
|
|
{
|
|
TransportState = state;
|
|
|
|
var previousMediaInfo = CurrentMediaInfo;
|
|
CurrentMediaInfo = mediaInfo;
|
|
|
|
if (previousMediaInfo == null && mediaInfo != null)
|
|
{
|
|
if (state != TRANSPORTSTATE.STOPPED)
|
|
{
|
|
OnPlaybackStart(mediaInfo);
|
|
}
|
|
}
|
|
else if (mediaInfo != null && previousMediaInfo != null && !mediaInfo.Equals(previousMediaInfo))
|
|
{
|
|
OnMediaChanged(previousMediaInfo, mediaInfo);
|
|
}
|
|
else if (mediaInfo == null && previousMediaInfo != null)
|
|
{
|
|
OnPlaybackStop(previousMediaInfo);
|
|
}
|
|
else if (mediaInfo != null && mediaInfo.Equals(previousMediaInfo))
|
|
{
|
|
OnPlaybackProgress(mediaInfo);
|
|
}
|
|
}
|
|
|
|
private void OnPlaybackStart(uBaseObject mediaInfo)
|
|
{
|
|
if (PlaybackStart != null)
|
|
{
|
|
PlaybackStart.Invoke(this, new PlaybackStartEventArgs
|
|
{
|
|
MediaInfo = mediaInfo
|
|
});
|
|
}
|
|
}
|
|
|
|
private void OnPlaybackProgress(uBaseObject mediaInfo)
|
|
{
|
|
var mediaUrl = mediaInfo.Url;
|
|
if (string.IsNullOrWhiteSpace(mediaUrl))
|
|
{
|
|
return;
|
|
}
|
|
|
|
if (PlaybackProgress != null)
|
|
{
|
|
PlaybackProgress.Invoke(this, new PlaybackProgressEventArgs
|
|
{
|
|
MediaInfo = mediaInfo
|
|
});
|
|
}
|
|
}
|
|
|
|
private void OnPlaybackStop(uBaseObject mediaInfo)
|
|
{
|
|
if (PlaybackStopped != null)
|
|
{
|
|
PlaybackStopped.Invoke(this, new PlaybackStoppedEventArgs
|
|
{
|
|
MediaInfo = mediaInfo
|
|
});
|
|
}
|
|
}
|
|
|
|
private void OnMediaChanged(uBaseObject old, uBaseObject newMedia)
|
|
{
|
|
if (MediaChanged != null)
|
|
{
|
|
MediaChanged.Invoke(this, new MediaChangedEventArgs
|
|
{
|
|
OldMediaInfo = old,
|
|
NewMediaInfo = newMedia
|
|
});
|
|
}
|
|
}
|
|
|
|
#region IDisposable
|
|
|
|
bool _disposed;
|
|
public void Dispose()
|
|
{
|
|
if (!_disposed)
|
|
{
|
|
_disposed = true;
|
|
|
|
DisposeTimer();
|
|
}
|
|
}
|
|
|
|
private void DisposeTimer()
|
|
{
|
|
if (_timer != null)
|
|
{
|
|
_timer.Dispose();
|
|
_timer = null;
|
|
}
|
|
}
|
|
|
|
#endregion
|
|
|
|
public override string ToString()
|
|
{
|
|
return string.Format("{0} - {1}", Properties.Name, Properties.BaseUrl);
|
|
}
|
|
}
|
|
}
|