public Device(UPnP.Device device)
{
Name = device.FriendlyName;
Udn = device.UDN;
BaseUrl = device.URLBase;
Services = device.Services.Select(service => ConvertService(service)).Where(x => x != null);
}
/// <summary>
/// Gets the absolute URL for a service
/// </summary>
/// <param name="device">UPnP device to control</param>
/// <param name="service">UPnP service</param>
/// <returns>the absolute URL for the service</returns>
protected Uri GetControlUri(Device device, Service service)
{
var requestUri = new Uri(service.ControlURL, UriKind.RelativeOrAbsolute);
if (!requestUri.IsAbsoluteUri || requestUri.IsFile) // In Mono.Android, requestUri is not a relative uri but a file
{
requestUri = new Uri(new Uri(device.URLBase), requestUri);
}
return requestUri;
}
/// <summary>
/// Play a media HTTP link to a media renderer
/// </summary>
/// <param name="mediaRenderer">media renderer</param>
/// <param name="uri">uri of the media</param>
/// <returns>Task</returns>
public async Task Play(Device mediaRenderer, string uri)
{
await Play(mediaRenderer, new MediaInfo() { Uri = uri });
}
/// <summary>
/// Play a media HTTP link to a media renderer
/// </summary>
/// <param name="mediaRenderer">media renderer</param>
/// <param name="mediaInfo">informations about the media</param>
/// <returns>Task</returns>
public async Task Play(Device mediaRenderer, MediaInfo mediaInfo)
{
using (var httpClient = new HttpClient())
{
httpClient.DefaultRequestHeaders.ExpectContinue = false;
mediaInfo = await CheckUri(httpClient, mediaInfo);
var requestUri = new Uri(mediaRenderer.Services.First(service => service.ServiceType == "urn:schemas-upnp-org:service:AVTransport:1").ControlURL, UriKind.RelativeOrAbsolute);
if (!requestUri.IsAbsoluteUri || requestUri.IsFile) // In Mono.Android, requestUri will not a relative uri but a file
{
requestUri = new Uri(new Uri(mediaRenderer.URLBase), requestUri);
}
var xml = "<?xml version=\"1.0\" encoding=\"utf-8\"?>" +
"<s:Envelope s:encodingStyle=\"http://schemas.xmlsoap.org/soap/encoding/\" xmlns:s=\"http://schemas.xmlsoap.org/soap/envelope/\">" +
"<s:Body>" +
"{0}" +
"</s:Body>" +
"</s:Envelope>";
var xmlContent = String.Format(xml, String.Format(
"<u:SetAVTransportURI xmlns:u=\"urn:schemas-upnp-org:service:AVTransport:1\">" +
"<InstanceID>0</InstanceID>" +
"<CurrentURI>{0}</CurrentURI>" +
"<CurrentURIMetaData>{1}</CurrentURIMetaData>" +
"</u:SetAVTransportURI>", mediaInfo.Uri,
String.Format(WebUtility.HtmlEncode(
"<DIDL-Lite xmlns=\"urn:schemas-upnp-org:metadata-1-0/DIDL-Lite/\" xmlns:upnp=\"urn:schemas-upnp-org:metadata-1-0/upnp/\" xmlns:dc=\"http://purl.org/dc/elements/1.1/\" xmlns:sec=\"http://www.sec.co.kr/\">" +
"<item id=\"f-0\" parentID=\"0\" restricted=\"1\">" +
(mediaInfo.Title == null ? String.Empty : "<dc:title>{3}</dc:title>") +
(mediaInfo.Author == null ? String.Empty : "<dc:creator>{4}</dc:creator>") +
"<upnp:class>object.item.{2}</upnp:class>" +
"<res protocolInfo=\"http-get:*:{1}:DLNA.ORG_OP=01;DLNA.ORG_CI=0;DLNA.ORG_FLAGS=01700000000000000000000000000000\">{0}</res>" +
"</item>" +
"</DIDL-Lite>"), mediaInfo.Uri, mediaInfo.Type, GetMimeTypeUPnPClass(mediaInfo.Type), mediaInfo.Title, mediaInfo.Author)));
var request = CreateContent("SetAVTransportURI", xmlContent);
request.Headers.Add("transferMode.dlna.org", "Streaming");
request.Headers.Add("contentFeatures.dlna.org", "DLNA.ORG_OP=01;DLNA.ORG_CI=0;DLNA.ORG_FLAGS=01700000000000000000000000000000");
var response = await httpClient.PostAsync(requestUri, request);
if (response.IsSuccessStatusCode)
{
xmlContent = String.Format(xml,
"<u:Play xmlns:u=\"urn:schemas-upnp-org:service:AVTransport:1\">" +
"<InstanceID>0</InstanceID>" +
"<Speed>1</Speed>" +
"</u:Play>");
response = await httpClient.PostAsync(requestUri, CreateContent("Play", xmlContent));
}
else
{
throw new Exception(response.ReasonPhrase);
}
}
}