348 lines
14 KiB
C#
348 lines
14 KiB
C#
using System;
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using System.Linq;
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using System.Threading;
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using System.Threading.Tasks;
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using System.Xml;
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using MediaBrowser.Common.Configuration;
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using MediaBrowser.Common.Net;
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using MediaBrowser.Controller.Configuration;
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using MediaBrowser.Controller.Dlna;
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using MediaBrowser.Controller.LiveTv;
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using MediaBrowser.Controller.Plugins;
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using MediaBrowser.Model.LiveTv;
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using MediaBrowser.Model.Logging;
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using MediaBrowser.Model.Serialization;
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using MediaBrowser.Model.Extensions;
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using System.Xml.Linq;
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using MediaBrowser.Model.Events;
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namespace MediaBrowser.Server.Implementations.LiveTv.TunerHosts.SatIp
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{
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public class SatIpDiscovery : IServerEntryPoint
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{
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private readonly IDeviceDiscovery _deviceDiscovery;
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private readonly IServerConfigurationManager _config;
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private readonly ILogger _logger;
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private readonly ILiveTvManager _liveTvManager;
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private readonly SemaphoreSlim _semaphore = new SemaphoreSlim(1, 1);
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private readonly IHttpClient _httpClient;
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private readonly IJsonSerializer _json;
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private int _tunerCountDVBS=0;
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private int _tunerCountDVBC=0;
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private int _tunerCountDVBT=0;
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private bool _supportsDVBS=false;
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private bool _supportsDVBC=false;
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private bool _supportsDVBT=false;
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public static SatIpDiscovery Current;
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public SatIpDiscovery(IDeviceDiscovery deviceDiscovery, IServerConfigurationManager config, ILogger logger, ILiveTvManager liveTvManager, IHttpClient httpClient, IJsonSerializer json)
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{
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_deviceDiscovery = deviceDiscovery;
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_config = config;
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_logger = logger;
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_liveTvManager = liveTvManager;
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_httpClient = httpClient;
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_json = json;
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Current = this;
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}
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public void Run()
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{
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_deviceDiscovery.DeviceDiscovered += _deviceDiscovery_DeviceDiscovered;
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}
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void _deviceDiscovery_DeviceDiscovered(object sender, GenericEventArgs<UpnpDeviceInfo> e)
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{
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var info = e.Argument;
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string st = null;
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string nt = null;
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info.Headers.TryGetValue("ST", out st);
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info.Headers.TryGetValue("NT", out nt);
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if (string.Equals(st, "urn:ses-com:device:SatIPServer:1", StringComparison.OrdinalIgnoreCase) ||
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string.Equals(nt, "urn:ses-com:device:SatIPServer:1", StringComparison.OrdinalIgnoreCase))
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{
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string location;
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if (info.Headers.TryGetValue("Location", out location) && !string.IsNullOrWhiteSpace(location))
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{
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_logger.Debug("SAT IP found at {0}", location);
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// Just get the beginning of the url
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Uri uri;
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if (Uri.TryCreate(location, UriKind.Absolute, out uri))
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{
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var apiUrl = location.Replace(uri.LocalPath, String.Empty, StringComparison.OrdinalIgnoreCase)
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.TrimEnd('/');
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AddDevice(apiUrl, location);
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}
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}
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}
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}
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private async void AddDevice(string deviceUrl, string infoUrl)
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{
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await _semaphore.WaitAsync().ConfigureAwait(false);
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try
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{
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var options = GetConfiguration();
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if (options.TunerHosts.Any(i => string.Equals(i.Type, SatIpHost.DeviceType, StringComparison.OrdinalIgnoreCase) && UriEquals(i.Url, deviceUrl)))
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{
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return;
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}
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_logger.Debug("Will attempt to add SAT device {0}", deviceUrl);
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var info = await GetInfo(infoUrl, CancellationToken.None).ConfigureAwait(false);
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var existing = GetConfiguration().TunerHosts
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.FirstOrDefault(i => string.Equals(i.Type, SatIpHost.DeviceType, StringComparison.OrdinalIgnoreCase) && string.Equals(i.DeviceId, info.DeviceId, StringComparison.OrdinalIgnoreCase));
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if (existing == null)
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{
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//if (string.IsNullOrWhiteSpace(info.M3UUrl))
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//{
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// return;
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//}
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await _liveTvManager.SaveTunerHost(new TunerHostInfo
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{
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Type = SatIpHost.DeviceType,
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Url = deviceUrl,
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InfoUrl = infoUrl,
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DataVersion = 1,
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DeviceId = info.DeviceId,
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FriendlyName = info.FriendlyName,
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Tuners = info.Tuners,
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M3UUrl = info.M3UUrl,
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IsEnabled = true
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}, true).ConfigureAwait(false);
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}
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else
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{
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existing.Url = deviceUrl;
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existing.InfoUrl = infoUrl;
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existing.M3UUrl = info.M3UUrl;
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existing.FriendlyName = info.FriendlyName;
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existing.Tuners = info.Tuners;
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await _liveTvManager.SaveTunerHost(existing, false).ConfigureAwait(false);
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}
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}
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catch (OperationCanceledException)
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{
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}
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catch (NotImplementedException)
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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 saving device", ex);
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}
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finally
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{
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_semaphore.Release();
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}
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}
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private bool UriEquals(string savedUri, string location)
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{
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return string.Equals(NormalizeUrl(location), NormalizeUrl(savedUri), StringComparison.OrdinalIgnoreCase);
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}
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private string NormalizeUrl(string url)
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{
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if (!url.StartsWith("http", StringComparison.OrdinalIgnoreCase))
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{
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url = "http://" + url;
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}
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url = url.TrimEnd('/');
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// Strip off the port
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return new Uri(url).GetComponents(UriComponents.AbsoluteUri & ~UriComponents.Port, UriFormat.UriEscaped);
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}
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private LiveTvOptions GetConfiguration()
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{
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return _config.GetConfiguration<LiveTvOptions>("livetv");
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}
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public void Dispose()
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{
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}
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private void ReadCapability(string capability)
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{
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string[] cap = capability.Split('-');
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switch (cap[0].ToLower())
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{
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case "dvbs":
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case "dvbs2":
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{
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// Optional that you know what an device Supports can you add an flag
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_supportsDVBS = true;
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for (int i = 0; i < int.Parse(cap[1]); i++)
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{
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//ToDo Create Digital Recorder / Tuner Capture Instance here for each with index FE param in Sat>Ip Spec for direct communication with this instance
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}
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_tunerCountDVBS = int.Parse(cap[1]);
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break;
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}
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case "dvbc":
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case "dvbc2":
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{
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// Optional that you know what an device Supports can you add an flag
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_supportsDVBC = true;
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for (int i = 0; i < int.Parse(cap[1]); i++)
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{
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//ToDo Create Digital Recorder / Tuner Capture Instance here for each with index FE param in Sat>Ip Spec for direct communication with this instance
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}
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_tunerCountDVBC = int.Parse(cap[1]);
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break;
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}
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case "dvbt":
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case "dvbt2":
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{
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// Optional that you know what an device Supports can you add an flag
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_supportsDVBT = true;
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for (int i = 0; i < int.Parse(cap[1]); i++)
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{
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//ToDo Create Digital Recorder / Tuner Capture Instance here for each with index FE param in Sat>Ip Spec for direct communication with this instance
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}
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_tunerCountDVBT = int.Parse(cap[1]);
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break;
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}
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}
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}
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public async Task<SatIpTunerHostInfo> GetInfo(string url, CancellationToken cancellationToken)
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{
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Uri locationUri = new Uri(url);
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string devicetype = "";
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string friendlyname = "";
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string uniquedevicename = "";
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string manufacturer = "";
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string manufacturerurl = "";
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string modelname = "";
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string modeldescription = "";
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string modelnumber = "";
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string modelurl = "";
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string serialnumber = "";
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string presentationurl = "";
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//string capabilities = "";
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string m3u = "";
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var document = XDocument.Load(locationUri.AbsoluteUri);
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var xnm = new XmlNamespaceManager(new NameTable());
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XNamespace n1 = "urn:ses-com:satip";
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XNamespace n0 = "urn:schemas-upnp-org:device-1-0";
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xnm.AddNamespace("root", n0.NamespaceName);
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xnm.AddNamespace("satip:", n1.NamespaceName);
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if (document.Root != null)
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{
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var deviceElement = document.Root.Element(n0 + "device");
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if (deviceElement != null)
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{
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var devicetypeElement = deviceElement.Element(n0 + "deviceType");
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if (devicetypeElement != null)
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devicetype = devicetypeElement.Value;
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var friendlynameElement = deviceElement.Element(n0 + "friendlyName");
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if (friendlynameElement != null)
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friendlyname = friendlynameElement.Value;
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var manufactureElement = deviceElement.Element(n0 + "manufacturer");
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if (manufactureElement != null)
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manufacturer = manufactureElement.Value;
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var manufactureurlElement = deviceElement.Element(n0 + "manufacturerURL");
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if (manufactureurlElement != null)
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manufacturerurl = manufactureurlElement.Value;
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var modeldescriptionElement = deviceElement.Element(n0 + "modelDescription");
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if (modeldescriptionElement != null)
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modeldescription = modeldescriptionElement.Value;
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var modelnameElement = deviceElement.Element(n0 + "modelName");
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if (modelnameElement != null)
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modelname = modelnameElement.Value;
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var modelnumberElement = deviceElement.Element(n0 + "modelNumber");
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if (modelnumberElement != null)
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modelnumber = modelnumberElement.Value;
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var modelurlElement = deviceElement.Element(n0 + "modelURL");
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if (modelurlElement != null)
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modelurl = modelurlElement.Value;
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var serialnumberElement = deviceElement.Element(n0 + "serialNumber");
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if (serialnumberElement != null)
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serialnumber = serialnumberElement.Value;
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var uniquedevicenameElement = deviceElement.Element(n0 + "UDN");
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if (uniquedevicenameElement != null) uniquedevicename = uniquedevicenameElement.Value;
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var presentationUrlElement = deviceElement.Element(n0 + "presentationURL");
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if (presentationUrlElement != null) presentationurl = presentationUrlElement.Value;
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var capabilitiesElement = deviceElement.Element(n1 + "X_SATIPCAP");
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if (capabilitiesElement != null)
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{
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//_capabilities = capabilitiesElement.Value;
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if (capabilitiesElement.Value.Contains(','))
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{
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string[] capabilities = capabilitiesElement.Value.Split(',');
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foreach (var capability in capabilities)
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{
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ReadCapability(capability);
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}
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}
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else
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{
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ReadCapability(capabilitiesElement.Value);
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}
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}
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else
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{
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_supportsDVBS = true;
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_tunerCountDVBS =1;
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}
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var m3uElement = deviceElement.Element(n1 + "X_SATIPM3U");
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if (m3uElement != null) m3u = m3uElement.Value;
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}
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}
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var result = new SatIpTunerHostInfo
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{
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Url = url,
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Id = uniquedevicename,
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IsEnabled = true,
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Type = SatIpHost.DeviceType,
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Tuners = _tunerCountDVBS,
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TunersAvailable = _tunerCountDVBS,
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M3UUrl = m3u
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};
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result.FriendlyName = friendlyname;
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if (string.IsNullOrWhiteSpace(result.Id))
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{
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throw new NotImplementedException();
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}
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else if (!result.M3UUrl.StartsWith("http", StringComparison.OrdinalIgnoreCase))
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{
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var fullM3uUrl = url.Substring(0, url.LastIndexOf('/'));
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result.M3UUrl = fullM3uUrl + "/" + result.M3UUrl.TrimStart('/');
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}
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_logger.Debug("SAT device result: {0}", _json.SerializeToString(result));
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return result;
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}
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}
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public class SatIpTunerHostInfo : TunerHostInfo
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{
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public int TunersAvailable { get; set; }
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}
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}
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