1034 lines
35 KiB
C#
1034 lines
35 KiB
C#
using MediaBrowser.Common.Net;
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using MediaBrowser.Controller.Configuration;
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using MediaBrowser.Dlna.Common;
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using MediaBrowser.Model.Logging;
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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.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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namespace MediaBrowser.Dlna.PlayTo
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{
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public class Device : IDisposable
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{
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const string ServiceAvtransportType = "urn:schemas-upnp-org:service:AVTransport:1";
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const string ServiceRenderingType = "urn:schemas-upnp-org:service:RenderingControl:1";
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#region Fields & Properties
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private Timer _timer;
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private Timer _volumeTimer;
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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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public int Volume { get; set; }
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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 Device(DeviceInfo deviceProperties, IHttpClient httpClient, ILogger logger, IServerConfigurationManager config)
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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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}
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private int GetPlaybackTimerIntervalMs()
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{
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return 1000;
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}
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private int GetVolumeTimerIntervalMs()
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{
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return 5000;
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}
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private int GetInactiveTimerIntervalMs()
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{
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return 20000;
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}
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public void Start()
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{
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_timer = new Timer(TimerCallback, null, GetPlaybackTimerIntervalMs(), GetInactiveTimerIntervalMs());
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_volumeTimer = new Timer(VolumeTimerCallback, null, Timeout.Infinite, Timeout.Infinite);
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_timerActive = false;
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}
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private readonly object _timerLock = new object();
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private bool _timerActive;
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private void RestartTimer()
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{
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if (!_timerActive)
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{
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lock (_timerLock)
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{
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if (!_timerActive)
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{
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_logger.Debug("RestartTimer");
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_timer.Change(10, GetPlaybackTimerIntervalMs());
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_volumeTimer.Change(100, GetVolumeTimerIntervalMs());
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}
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_timerActive = true;
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}
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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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if (_timerActive)
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{
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lock (_timerLock)
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{
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if (_timerActive)
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{
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_logger.Debug("RestartTimerInactive");
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var interval = GetInactiveTimerIntervalMs();
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_timer.Change(interval, interval);
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_volumeTimer.Change(Timeout.Infinite, Timeout.Infinite);
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}
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_timerActive = false;
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}
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}
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}
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#region Commanding
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public Task VolumeDown()
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{
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var sendVolume = Math.Max(Volume - 5, 0);
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return SetVolume(sendVolume);
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}
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public Task VolumeUp()
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{
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var sendVolume = Math.Min(Volume + 5, 100);
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return SetVolume(sendVolume);
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}
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public Task ToggleMute()
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{
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if (IsMuted)
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{
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return Unmute();
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}
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return Mute();
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}
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public async Task Mute()
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{
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var success = await SetMute(true).ConfigureAwait(true);
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if (!success)
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{
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await SetVolume(0).ConfigureAwait(false);
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}
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}
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public async Task Unmute()
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{
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var success = await SetMute(false).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).ConfigureAwait(false);
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}
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}
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private async Task<bool> SetMute(bool mute)
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{
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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 = Properties.Services.FirstOrDefault(s => s.ServiceType == ServiceRenderingType);
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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.Debug("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)
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{
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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 = Properties.Services.FirstOrDefault(s => s.ServiceType == ServiceRenderingType);
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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)
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{
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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 = Properties.Services.FirstOrDefault(s => s.ServiceType == ServiceAvtransportType);
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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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}
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public async Task SetAvTransport(string url, string header, string metaData)
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{
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_logger.Debug("{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 = Properties.Services.FirstOrDefault(s => s.ServiceType == ServiceAvtransportType);
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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, url, dictionary), 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().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();
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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 SecurityElement.Escape(value);
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}
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public async Task SetNextAvTransport(string value, string header, string metaData)
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{
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var command = AvCommands.ServiceActions.FirstOrDefault(c => c.Name == "SetNextAVTransportURI");
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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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{"NextURI", value},
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{"NextURIMetaData", CreateDidlMeta(metaData)}
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};
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var service = Properties.Services.FirstOrDefault(s => s.ServiceType == ServiceAvtransportType);
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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, value, dictionary), header)
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.ConfigureAwait(false);
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RestartTimer();
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}
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public async Task SetPlay()
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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;
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var service = Properties.Services.FirstOrDefault(s => s.ServiceType == ServiceAvtransportType);
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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, 1))
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.ConfigureAwait(false);
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}
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public async Task SetStop()
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{
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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 = Properties.Services.First(s => s.ServiceType == ServiceAvtransportType);
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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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}
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public async Task SetPause()
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{
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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 = Properties.Services.First(s => s.ServiceType == ServiceAvtransportType);
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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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}
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#endregion
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#region Get data
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private int _successiveStopCount;
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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 transportState = await GetTransportInfo().ConfigureAwait(false);
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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().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().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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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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_successiveStopCount++;
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if (_successiveStopCount >= 10)
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{
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RestartTimerInactive();
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}
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}
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else
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{
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_successiveStopCount = 0;
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RestartTimer();
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}
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}
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}
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catch (Exception ex)
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{
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_logger.ErrorException("Error updating device info", ex);
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}
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}
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private async void VolumeTimerCallback(object sender)
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{
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try
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{
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await GetVolume().ConfigureAwait(false);
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await GetMute().ConfigureAwait(false);
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}
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catch (Exception ex)
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{
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_logger.ErrorException("Error updating device info", ex);
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}
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}
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private async Task GetVolume()
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{
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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 = Properties.Services.FirstOrDefault(s => s.ServiceType == ServiceRenderingType);
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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 result = await new SsdpHttpClient(_httpClient, _config).SendCommandAsync(Properties.BaseUrl, service, command.Name, RendererCommands.BuildPost(command, service.ServiceType))
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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()
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{
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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 = Properties.Services.FirstOrDefault(s => s.ServiceType == ServiceRenderingType);
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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 result = await new SsdpHttpClient(_httpClient, _config).SendCommandAsync(Properties.BaseUrl, service, command.Name, RendererCommands.BuildPost(command, service.ServiceType))
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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;
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IsMuted = string.Equals(value, "1", StringComparison.OrdinalIgnoreCase);
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}
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private async Task<TRANSPORTSTATE?> GetTransportInfo()
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{
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var command = AvCommands.ServiceActions.FirstOrDefault(c => c.Name == "GetTransportInfo");
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if (command == null)
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return null;
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var service = Properties.Services.FirstOrDefault(s => s.ServiceType == ServiceAvtransportType);
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if (service == null)
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return null;
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var result = await new SsdpHttpClient(_httpClient, _config).SendCommandAsync(Properties.BaseUrl, service, command.Name, AvCommands.BuildPost(command, service.ServiceType))
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.ConfigureAwait(false);
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if (result == null || result.Document == null)
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return null;
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var transportState =
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result.Document.Descendants(uPnpNamespaces.AvTransport + "GetTransportInfoResponse").Select(i => i.Element("CurrentTransportState")).FirstOrDefault(i => i != null);
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var transportStateValue = transportState == null ? null : transportState.Value;
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if (transportStateValue != null)
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{
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TRANSPORTSTATE state;
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if (Enum.TryParse(transportStateValue, true, out state))
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{
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return state;
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}
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}
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return null;
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}
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private async Task<uBaseObject> GetMediaInfo()
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{
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var command = AvCommands.ServiceActions.FirstOrDefault(c => c.Name == "GetMediaInfo");
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if (command == null)
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return null;
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var service = Properties.Services.FirstOrDefault(s => s.ServiceType == ServiceAvtransportType);
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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 result = await new SsdpHttpClient(_httpClient, _config).SendCommandAsync(Properties.BaseUrl, service, command.Name, RendererCommands.BuildPost(command, service.ServiceType))
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.ConfigureAwait(false);
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if (result == null || result.Document == null)
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return null;
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var track = result.Document.Descendants("CurrentURIMetaData").FirstOrDefault();
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if (track == null)
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{
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return null;
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}
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var e = track.Element(uPnpNamespaces.items) ?? track;
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return UpnpContainer.Create(e);
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}
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private async Task<Tuple<bool, uBaseObject>> GetPositionInfo()
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{
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var command = AvCommands.ServiceActions.FirstOrDefault(c => c.Name == "GetPositionInfo");
|
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if (command == null)
|
|
return new Tuple<bool, uBaseObject>(false, null);
|
|
|
|
var service = Properties.Services.FirstOrDefault(s => s.ServiceType == ServiceAvtransportType);
|
|
|
|
if (service == null)
|
|
{
|
|
throw new InvalidOperationException("Unable to find service");
|
|
}
|
|
|
|
var result = await new SsdpHttpClient(_httpClient, _config).SendCommandAsync(Properties.BaseUrl, service, command.Name, RendererCommands.BuildPost(command, service.ServiceType))
|
|
.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>(false, null);
|
|
}
|
|
|
|
XElement uPnpResponse;
|
|
|
|
try
|
|
{
|
|
uPnpResponse = XElement.Parse(trackString);
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
_logger.ErrorException("Unable to parse xml {0}", ex, 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("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("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 GetAVProtocolAsync()
|
|
{
|
|
var avService = Properties.Services.FirstOrDefault(s => s.ServiceType == ServiceAvtransportType);
|
|
if (avService == null)
|
|
return;
|
|
|
|
var url = avService.ScpdUrl;
|
|
if (!url.Contains("/"))
|
|
url = "/dmr/" + url;
|
|
if (!url.StartsWith("/"))
|
|
url = "/" + url;
|
|
|
|
var httpClient = new SsdpHttpClient(_httpClient, _config);
|
|
var document = await httpClient.GetDataAsync(Properties.BaseUrl + url);
|
|
|
|
AvCommands = TransportCommands.Create(document);
|
|
}
|
|
|
|
private async Task GetRenderingProtocolAsync()
|
|
{
|
|
var avService = Properties.Services.FirstOrDefault(s => s.ServiceType == ServiceRenderingType);
|
|
|
|
if (avService == null)
|
|
return;
|
|
string url = avService.ScpdUrl;
|
|
if (!url.Contains("/"))
|
|
url = "/dmr/" + url;
|
|
if (!url.StartsWith("/"))
|
|
url = "/" + url;
|
|
|
|
var httpClient = new SsdpHttpClient(_httpClient, _config);
|
|
var document = await httpClient.GetDataAsync(Properties.BaseUrl + url);
|
|
|
|
RendererCommands = TransportCommands.Create(document);
|
|
}
|
|
|
|
private TransportCommands AvCommands
|
|
{
|
|
get;
|
|
set;
|
|
}
|
|
|
|
internal TransportCommands RendererCommands
|
|
{
|
|
get;
|
|
set;
|
|
}
|
|
|
|
public static async Task<Device> CreateuPnpDeviceAsync(Uri url, IHttpClient httpClient, IServerConfigurationManager config, ILogger logger)
|
|
{
|
|
var ssdpHttpClient = new SsdpHttpClient(httpClient, config);
|
|
|
|
var document = await ssdpHttpClient.GetDataAsync(url.ToString()).ConfigureAwait(false);
|
|
|
|
var deviceProperties = new DeviceInfo();
|
|
|
|
var name = document.Descendants(uPnpNamespaces.ud.GetName("friendlyName")).FirstOrDefault();
|
|
if (name != null)
|
|
deviceProperties.Name = name.Value;
|
|
|
|
var name2 = document.Descendants(uPnpNamespaces.ud.GetName("roomName")).FirstOrDefault();
|
|
if (name2 != null)
|
|
deviceProperties.Name = name2.Value;
|
|
|
|
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);
|
|
}
|
|
|
|
var isRenderer = false;
|
|
|
|
foreach (var services in document.Descendants(uPnpNamespaces.ud.GetName("serviceList")))
|
|
{
|
|
if (services == null)
|
|
return null;
|
|
|
|
var servicesList = services.Descendants(uPnpNamespaces.ud.GetName("service"));
|
|
|
|
if (servicesList == null)
|
|
return null;
|
|
|
|
foreach (var element in servicesList)
|
|
{
|
|
var service = Create(element);
|
|
|
|
if (service != null)
|
|
{
|
|
deviceProperties.Services.Add(service);
|
|
if (service.ServiceType == ServiceAvtransportType)
|
|
{
|
|
isRenderer = true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (isRenderer)
|
|
{
|
|
var device = new Device(deviceProperties, httpClient, logger, config);
|
|
|
|
await device.GetRenderingProtocolAsync().ConfigureAwait(false);
|
|
await device.GetAVProtocolAsync().ConfigureAwait(false);
|
|
|
|
return device;
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
#endregion
|
|
|
|
private static readonly CultureInfo UsCulture = new CultureInfo("en-US");
|
|
private static DeviceIcon CreateIcon(XElement element)
|
|
{
|
|
if (element == null)
|
|
{
|
|
throw new ArgumentNullException("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.Any, UsCulture);
|
|
var heightValue = int.Parse(height, NumberStyles.Any, 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)
|
|
{
|
|
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();
|
|
DisposeVolumeTimer();
|
|
}
|
|
}
|
|
|
|
private void DisposeTimer()
|
|
{
|
|
if (_timer != null)
|
|
{
|
|
_timer.Dispose();
|
|
_timer = null;
|
|
}
|
|
}
|
|
|
|
private void DisposeVolumeTimer()
|
|
{
|
|
if (_volumeTimer != null)
|
|
{
|
|
_volumeTimer.Dispose();
|
|
_volumeTimer = null;
|
|
}
|
|
}
|
|
|
|
#endregion
|
|
|
|
public override string ToString()
|
|
{
|
|
return String.Format("{0} - {1}", Properties.Name, Properties.BaseUrl);
|
|
}
|
|
}
|
|
}
|