protected void Page_Load(object sender, EventArgs e)
{
string filename="";
if (Request.QueryString["sectoken"] == null)
{
Utils.Log("Streamer.aspx: ERROR: No sectoken for authentication provided");
return;
}
string uid; string pwd;
Utils.GetLogin(out uid, out pwd);
string sectoken = Request.QueryString["sectoken"];
string decrypt = CryptoHelper.Crypt(sectoken, false);
if (decrypt.Length < 10)
{
Utils.Log("Streamer.aspx: ERROR: Invalid sectoken");
return;
}
decrypt = decrypt.Remove(0, 8);
if (decrypt != uid + pwd)
{
Utils.Log("Streamer.aspx: ERROR: Invalid sectoken");
return;
}
List<EncoderConfig> cfgs = Utils.LoadConfig();
EncoderConfig cfg = cfgs[Int32.Parse(Request.QueryString["idProfile"])];
ServiceInterface server = new ServiceInterface();
if (Request.QueryString["idChannel"]!=null)
{
if (server.GetChannel(Int32.Parse(Request.QueryString["idChannel"])).isRadio)
bufferSize = 2560;
WebTvResult res = server.StartTimeShifting(Int32.Parse(Request.QueryString["idChannel"]));
if (res.result != 0)
{
Utils.Log("Streamer.aspx: ERROR: StartTimeShifting failed with error: " + res.result.ToString());
Response.Output.WriteLine("ERROR: StartTimeShifting failed with error: " + res.result.ToString());
Response.End();
return;
}
usedCard = res.user.idCard;
usedChannel = res.user.idChannel;
tvServerUsername = res.user.name;
if (cfg.inputMethod == TransportMethod.Filename)
filename = res.rtspURL;
else
filename = res.timeshiftFile;
}
else if (Request.QueryString["idRecording"]!=null)
{
WebRecording rec=server.GetRecording(Int32.Parse(Request.QueryString["idRecording"]));
filename = rec.fileName;
}
else if (Request.QueryString["idMovie"]!=null)
{
WebMovie movie=server.GetMovie(Int32.Parse(Request.QueryString["idMovie"]));
filename=movie.file;
}
else if (Request.QueryString["idMusicTrack"]!=null)
{
WebMusicTrack track = server.GetMusicTrack(Int32.Parse(Request.QueryString["idMusicTrack"]));
filename = track.file;
}
else if (Request.QueryString["idTvSeries"] != null)
{
WebSeries series = server.GetTvSeries(Request.QueryString["idTvSeries"]);
filename = series.filename;
}
else if (Request.QueryString["idMovingPicture"] != null)
{
WebMovingPicture pic = server.GetMovingPicture(Int32.Parse(Request.QueryString["idMovingPicture"]));
filename = pic.filename;
}
if (!File.Exists(filename) && !filename.StartsWith("rtsp://"))
{
Utils.Log("Streamer.aspx: Requested file " + filename + " does not exist.");
return;
}
Response.Clear();
Response.Buffer=false;
Response.BufferOutput=false;
Response.AppendHeader("Connection","Keep-Alive");
Response.ContentType="video/x-msvideo";
Response.StatusCode=200;
Stream mediaStream=null;
EncoderWrapper encoder=null;
Stream outStream = null;
if (cfg.inputMethod != TransportMethod.Filename)
{
if (Request.QueryString["idChannel"] != null)
{
mediaStream = new TsBuffer(filename);
}
else
mediaStream = new FileStream(filename, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
encoder=new EncoderWrapper(mediaStream,cfg);
}
else
encoder=new EncoderWrapper(filename,cfg);
if (cfg.useTranscoding)
outStream = encoder;
else
outStream = mediaStream;
byte[] buffer = new byte[bufferSize];
int read;
try
{
while ((read = outStream.Read(buffer, 0, buffer.Length)) > 0)
{
try
{
Response.OutputStream.Write(buffer, 0, read);
}
catch (Exception)
{
break; // stream is closed
}
if (Request.QueryString["idChannel"] != null)
server.SendHeartBeat(usedChannel, usedCard, tvServerUsername);
}
}
catch (Exception ex)
{
Utils.Log("Streamer.aspx: Exception raised="+ex.Message+Environment.NewLine+ex.StackTrace);
}
if (mediaStream!=null)
mediaStream.Close();
if (Request.QueryString["idChannel"] != null)
server.StopTimeShifting(usedChannel, usedCard, tvServerUsername);
encoder.StopProcess();
Response.End();
}
