jellyfin-server/MediaBrowser.Server.Implementations/LiveTv/TunerHosts/SatIp/SatIpDiscovery.cs

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