internal void OnServiceAdded(ServiceInfo service)
{
var announcement = new ServiceAnnouncement
{
Hostname = service.HostName.Labels[0],
Domain = service.HostName.SubName(1).ToString(),
Addresses = service.Addresses,
Instance = service.Name.Labels[0],
NetworkInterface = service.NetworkInterface,
Port = (ushort)service.Port,
Txt = service.Txt,
Type = service.Name.SubName(1, 2).ToString()
};
_serviceAnnouncements.Add(Tuple.Create(service.NetworkInterface.Id, service.Name), announcement);
SynchronizationContextPost(o =>
{
lock (_services)
{
_services.Add(announcement);
}
if (ServiceAdded != null)
{
ServiceAdded(this, new ServiceAnnouncementEventArgs(announcement));
}
});
}
internal void OnServiceAdded(ServiceInfo service)
{
var announcement = new ServiceAnnouncement
{
Hostname = service.HostName.Labels[0],
Domain = service.HostName.SubName(1).ToString(),
Addresses = service.Addresses,
Instance = service.Name.Labels[0],
NetworkInterface = service.NetworkInterface,
Port = (ushort)service.Port,
Txt = service.Txt,
Type = service.Name.SubName(1, 2).ToString()
};
_serviceAnnouncements.Add(Tuple.Create(service.NetworkInterface.Id, service.Name), announcement);
SynchronizationContextPost(o =>
{
lock (_services)
{
_services.Add(announcement);
}
if (ServiceAdded != null)
{
ServiceAdded(this, new ServiceAnnouncementEventArgs(announcement));
}
});
}
internal void OnServiceChanged(ServiceInfo service)
{
ServiceAnnouncement announcement = _serviceAnnouncements[Tuple.Create(service.NetworkInterface.Id, service.Name)];
var tmpAnnouncement = new ServiceAnnouncement()
{
Hostname = service.HostName.Labels[0],
Domain = service.HostName.SubName(1).ToString(),
Addresses = service.Addresses,
Instance = service.Name.Labels[0],
NetworkInterface = service.NetworkInterface,
Port = (ushort)service.Port,
Txt = service.Txt,
Type = service.Name.SubName(1, 2).ToString()
};
SynchronizationContextPost(o =>
{
announcement.Hostname = tmpAnnouncement.Hostname;
announcement.Domain = tmpAnnouncement.Domain;
announcement.Addresses = tmpAnnouncement.Addresses;
announcement.Instance = tmpAnnouncement.Instance;
announcement.NetworkInterface = tmpAnnouncement.NetworkInterface;
announcement.Port = tmpAnnouncement.Port;
announcement.Txt = tmpAnnouncement.Txt;
announcement.Type = tmpAnnouncement.Type;
if (ServiceChanged != null)
{
ServiceChanged(this, new ServiceAnnouncementEventArgs(announcement));
}
});
}
internal void OnServiceRemoved(ServiceInfo service)
{
var key = Tuple.Create(service.NetworkInterface.Id, service.Name);
ServiceAnnouncement announcement = _serviceAnnouncements[key];
_serviceAnnouncements.Remove(key);
SynchronizationContextPost(o =>
{
announcement.IsRemoved = true;
lock (_services)
{
_services.Remove(announcement);
}
if (ServiceRemoved != null)
{
ServiceRemoved(this, new ServiceAnnouncementEventArgs(announcement));
}
});
}
private DeviceDiscoveryReportItem ParseServiceAnnouncement(ServiceAnnouncement announcement)
{
IPAddress localInterface = IPAddress.Any;
// Retrieve local interface address
// TODO: This will need some IPv6 love at some point
if (announcement.NetworkInterface.Information.OperationalStatus == System.Net.NetworkInformation.OperationalStatus.Up)
{
var ipv4Addresses = announcement.NetworkInterface.Information.GetIPProperties().UnicastAddresses.Where((ad) => ad.Address.AddressFamily == System.Net.Sockets.AddressFamily.InterNetwork);
localInterface = ipv4Addresses.FirstOrDefault().Address;
}
// Retrieve version string
var versionTempString = announcement.Txt.Where((kvp) => kvp.Contains("ve=")).FirstOrDefault();
int versionNumber = 2;
if (string.IsNullOrEmpty(versionTempString) == false)
{
versionNumber = int.Parse(versionTempString.Split('=')[1]);
}
// Retrieve device ID
var idTempString = announcement.Txt.Where((kvp) => kvp.Contains("id=")).FirstOrDefault();
string Id = "";
if (string.IsNullOrEmpty(idTempString) == false)
{
Id = idTempString.Split('=')[1];
}
else
{
// Log.Error(string.Format("Unable to get ID of device {0}", e.Announcement.Hostname));
return null;
}
// Optional: Verify that it's a Chromecast device
var tempDeviceType = announcement.Txt.Where((kvp) => kvp.Contains("md=")).FirstOrDefault();
var deviceType = DeviceType.Generic;
if (string.IsNullOrEmpty(tempDeviceType) == false && tempDeviceType.Split('=')[1] == "Chromecast")
{
deviceType = DeviceType.Chromecast;
}
else
{
deviceType = DeviceType.Generic;
}
// Build baseUrl
// This might not be right as there URI scheme could be something else.
var scheme = "http";
var address = announcement.Addresses.First();
var port = announcement.Port;
var uri = new Uri(string.Format("{0}://{1}:{2}", scheme, address, port));
var report = new ChromecastV2DeviceDiscoveryReportItem()
{
DeviceType = deviceType,
Version = versionNumber,
Id = Id,
Name = announcement.Hostname,
EndPoint = new IPEndPoint(announcement.Addresses.First(), announcement.Port),
Interface = localInterface,
BaseUri = uri,
};
return report;
}
internal void OnServiceChanged(ServiceInfo service)
{
ServiceAnnouncement announcement = _serviceAnnouncements[Tuple.Create(service.NetworkInterface.Id, service.Name)];
var tmpAnnouncement = new ServiceAnnouncement()
{
Hostname = service.HostName.Labels[0],
Domain = service.HostName.SubName(1).ToString(),
Addresses = service.Addresses,
Instance = service.Name.Labels[0],
NetworkInterface = service.NetworkInterface,
Port = (ushort)service.Port,
Txt = service.Txt,
Type = service.Name.SubName(1, 2).ToString()
};
SynchronizationContextPost(o =>
{
announcement.Hostname = tmpAnnouncement.Hostname;
announcement.Domain = tmpAnnouncement.Domain;
announcement.Addresses = tmpAnnouncement.Addresses;
announcement.Instance = tmpAnnouncement.Instance;
announcement.NetworkInterface = tmpAnnouncement.NetworkInterface;
announcement.Port = tmpAnnouncement.Port;
announcement.Txt = tmpAnnouncement.Txt;
announcement.Type = tmpAnnouncement.Type;
if (ServiceChanged != null)
{
ServiceChanged(this, new ServiceAnnouncementEventArgs(announcement));
}
});
}
public ServiceAnnouncementEventArgs(ServiceAnnouncement announcement)
{
Announcement = announcement;
}
public ServiceAnnouncementEventArgs(ServiceAnnouncement announcement)
{
Announcement = announcement;
}
