/// <summary>
/// Grabs the epg for a card.
/// </summary>
/// <param name="epgCard">The epg card.</param>
private void GrabEpgOnCard(EpgCard epgCard)
{
CardType type = _tvController.Type(epgCard.Card.IdCard);
//skip analog and webstream cards
if (type == CardType.Analog || type == CardType.RadioWebStream)
{
return;
}
while (TransponderList.Instance.GetNextTransponder() != null)
{
//skip transponders which are in use
if (TransponderList.Instance.CurrentTransponder.InUse)
{
continue;
}
//check if card type is the same as the channel type of the transponder
if (type == CardType.Atsc && TransponderList.Instance.CurrentTransponder.TuningDetail.ChannelType != 1)
{
continue;
}
if (type == CardType.DvbC && TransponderList.Instance.CurrentTransponder.TuningDetail.ChannelType != 2)
{
continue;
}
if (type == CardType.DvbS && TransponderList.Instance.CurrentTransponder.TuningDetail.ChannelType != 3)
{
continue;
}
if (type == CardType.DvbT && TransponderList.Instance.CurrentTransponder.TuningDetail.ChannelType != 4)
{
continue;
}
if (type == CardType.DvbIP && TransponderList.Instance.CurrentTransponder.TuningDetail.ChannelType != 7)
{
continue;
}
//find next channel to grab
while (TransponderList.Instance.CurrentTransponder.GetNextChannel() != null)
{
//get the channel
Channel ch = TransponderList.Instance.CurrentTransponder.CurrentChannel;
//check if its time to grab the epg for this channel
TimeSpan ts = DateTime.Now - TransponderList.Instance.CurrentTransponder.CurrentChannel.LastGrabTime;
if (ts.TotalMinutes < _epgReGrabAfter)
{
//Log.Epg("Skip card:#{0} transponder #{1}/{2} channel: {3} - Less than regrab time",
// epgCard.Card.IdCard, TransponderList.Instance.CurrentIndex + 1, TransponderList.Instance.Count, ch.DisplayName);
continue; // less then 2 hrs ago
}
if (epgCard.Card.canTuneTvChannel(ch.IdChannel))
{
Log.Epg("Grab for card:#{0} transponder #{1}/{2} channel: {3}",
epgCard.Card.IdCard, TransponderList.Instance.CurrentIndex + 1, TransponderList.Instance.Count,
ch.DisplayName);
//start grabbing
epgCard.GrabEpg();
return;
}
}
}
}
/// <summary>
/// This method will try to start the epg grabber for the channel and tuning details specified
/// Epg grabbing can only be started if there is a card idle which can receive the channel specified
/// </summary>
/// <param name="channel">channel to grab/param>
/// <param name="tuning">tuning information</param>
/// <param name="card">card to use for grabbing</param>
/// <returns>true if grabbing has started else false</returns>
private bool GrabEpgForChannel(Channel channel, IChannel tuning, Card card)
{
if (channel == null)
{
Log.Error("Epg: invalid channel");
return(false);
}
if (tuning == null)
{
Log.Error("Epg: invalid tuning");
return(false);
}
if (card == null)
{
Log.Error("Epg: invalid card");
return(false);
}
if (_tvController == null)
{
Log.Error("Epg: invalid tvcontroller");
return(false);
}
if (_user == null)
{
Log.Error("Epg: invalid user");
return(false);
}
//remove following check to enable multi-card epg grabbing (still beta)
if (_tvController.AllCardsIdle == false)
{
Log.Epg("Epg: card:{0} cards are not idle", Card.IdCard);
return(false);
}
TvResult result = TvResult.UnknownError;
//handle ATSC
ATSCChannel atscChannel = tuning as ATSCChannel;
if (atscChannel != null)
{
if (_tvController.Type(Card.IdCard) == CardType.Atsc)
{
if (IsCardIdle(Card.IdCard) == false)
{
Log.Epg("Epg: card:{0} atsc card is not idle", Card.IdCard);
return(false); //card is busy
}
return(TuneEPGgrabber(channel, tuning, card, result));
}
Log.Epg("Epg: card:{0} could not tune to atsc channel:{1}", Card.IdCard, tuning.ToString());
return(false);
}
//handle DVBC
DVBCChannel dvbcChannel = tuning as DVBCChannel;
if (dvbcChannel != null)
{
if (_tvController.Type(Card.IdCard) == CardType.DvbC)
{
if (IsCardIdle(Card.IdCard) == false)
{
Log.Epg("Epg: card:{0} dvbc card is not idle", Card.IdCard);
return(false); //card is busy
}
return(TuneEPGgrabber(channel, tuning, card, result));
}
Log.Epg("Epg: card:{0} could not tune to dvbc channel:{1}", Card.IdCard, tuning.ToString());
return(false);
}
//handle DVBS
DVBSChannel dvbsChannel = tuning as DVBSChannel;
if (dvbsChannel != null)
{
if (_tvController.Type(Card.IdCard) == CardType.DvbS)
{
if (IsCardIdle(Card.IdCard) == false)
{
Log.Epg("Epg: card:{0} dvbs card is not idle", Card.IdCard);
return(false); //card is busy
}
return(TuneEPGgrabber(channel, tuning, card, result));
}
Log.Epg("Epg: card:{0} could not tune to dvbs channel:{1}", Card.IdCard, tuning.ToString());
return(false);
}
//handle DVBT
DVBTChannel dvbtChannel = tuning as DVBTChannel;
if (dvbtChannel != null)
{
if (_tvController.Type(Card.IdCard) == CardType.DvbT)
{
if (IsCardIdle(Card.IdCard) == false)
{
Log.Epg("Epg: card:{0} dvbt card is not idle", Card.IdCard);
return(false); //card is busy
}
return(TuneEPGgrabber(channel, tuning, card, result));
}
Log.Epg("Epg: card:{0} could not tune to dvbt channel:{1}", Card.IdCard, tuning.ToString());
return(false);
}
//handle DVBIP
DVBIPChannel dvbipChannel = tuning as DVBIPChannel;
if (dvbipChannel != null)
{
if (_tvController.Type(Card.IdCard) == CardType.DvbIP)
{
if (IsCardIdle(Card.IdCard) == false)
{
Log.Epg("Epg: card:{0} dvbip card is not idle", Card.IdCard);
return(false); //card is busy
}
return(TuneEPGgrabber(channel, tuning, card, result));
}
else
{
Log.Epg("Epg: card:{0} could not tune to dvbip channel:{1}", Card.IdCard, tuning.ToString());
}
return(false);
}
Log.Epg("Epg: card:{0} could not tune to channel:{1}", Card.IdCard, tuning.ToString());
return(false);
}
/// <summary>
/// This method will try to start the epg grabber for the channel and tuning details specified
/// Epg grabbing can only be started if there is a card idle which can receive the channel specified
/// </summary>
/// <param name="channel">channel to grab/param>
/// <param name="tuning">tuning information</param>
/// <param name="card">card to use for grabbing</param>
/// <returns>true if grabbing has started else false</returns>
private bool GrabEpgForChannel(Channel channel, IChannel tuning, Card card)
{
if (channel == null)
{
Log.Error("Epg: invalid channel");
return(false);
}
if (tuning == null)
{
Log.Error("Epg: invalid tuning");
return(false);
}
if (card == null)
{
Log.Error("Epg: invalid card");
return(false);
}
if (_tvController == null)
{
Log.Error("Epg: invalid tvcontroller");
return(false);
}
if (_user == null)
{
Log.Error("Epg: invalid user");
return(false);
}
//remove following check to enable multi-card epg grabbing (still beta)
if (_tvController.AllCardsIdle == false)
{
Log.Epg("Epg: card:{0} cards are not idle", card.IdCard);
return(false);
}
TvResult result;
//handle ATSC
ATSCChannel atscChannel = tuning as ATSCChannel;
if (atscChannel != null)
{
if (_tvController.Type(card.IdCard) == CardType.Atsc)
{
if (IsCardIdle(card.IdCard) == false)
{
Log.Epg("Epg: card:{0} atsc card is not idle", card.IdCard);
return(false); //card is busy
}
try
{
IUser cardUser;
if (_tvController.IsCardInUse(card.IdCard, out cardUser) == false)
{
_user.CardId = card.IdCard;
result = RemoteControl.Instance.Tune(ref _user, tuning, channel.IdChannel);
if (result == TvResult.Succeeded)
{
if (!_isRunning || false == _tvController.GrabEpg(this, card.IdCard))
{
if (!_isRunning)
{
Log.Epg("Tuning finished but EpgGrabber no longer enabled");
}
_tvController.StopGrabbingEpg(_user);
_user.CardId = -1;
Log.Epg("Epg: card:{0} could not start atsc epg grabbing", card.IdCard);
return(false);
}
_user.CardId = card.IdCard;
return(true);
}
_user.CardId = -1;
Log.Epg("Epg: card:{0} could not tune to channel:{1}", card.IdCard, result.ToString());
return(false);
}
}
catch (Exception ex)
{
Log.Write(ex);
throw;
}
return(false);
}
Log.Epg("Epg: card:{0} could not tune to atsc channel:{1}", card.IdCard, tuning.ToString());
return(false);
}
//handle DVBC
DVBCChannel dvbcChannel = tuning as DVBCChannel;
if (dvbcChannel != null)
{
if (_tvController.Type(card.IdCard) == CardType.DvbC)
{
if (IsCardIdle(card.IdCard) == false)
{
Log.Epg("Epg: card:{0} dvbc card is not idle", card.IdCard);
return(false); //card is busy
}
try
{
_user.CardId = card.IdCard;
result = RemoteControl.Instance.Tune(ref _user, tuning, channel.IdChannel);
if (result == TvResult.Succeeded)
{
if (!_isRunning || false == _tvController.GrabEpg(this, card.IdCard))
{
if (!_isRunning)
{
Log.Epg("Tuning finished but EpgGrabber no longer enabled");
}
_tvController.StopGrabbingEpg(_user);
_user.CardId = -1;
Log.Epg("Epg: card:{0} could not start dvbc epg grabbing", card.IdCard);
return(false);
}
_user.CardId = card.IdCard;
return(true);
}
_user.CardId = -1;
Log.Epg("Epg: card:{0} could not tune to channel:{1}", card.IdCard, result.ToString());
return(false);
}
catch (Exception ex)
{
Log.Write(ex);
throw;
}
//unreachable return false;
}
Log.Epg("Epg: card:{0} could not tune to dvbc channel:{1}", card.IdCard, tuning.ToString());
return(false);
}
//handle DVBS
DVBSChannel dvbsChannel = tuning as DVBSChannel;
if (dvbsChannel != null)
{
if (_tvController.Type(card.IdCard) == CardType.DvbS)
{
if (IsCardIdle(card.IdCard) == false)
{
Log.Epg("Epg: card:{0} dvbs card is not idle", card.IdCard);
return(false); //card is busy
}
try
{
_user.CardId = card.IdCard;
result = RemoteControl.Instance.Tune(ref _user, tuning, channel.IdChannel);
if (result == TvResult.Succeeded)
{
if (!_isRunning || false == _tvController.GrabEpg(this, card.IdCard))
{
if (!_isRunning)
{
Log.Epg("Tuning finished but EpgGrabber no longer enabled");
}
_tvController.StopGrabbingEpg(_user);
_user.CardId = -1;
Log.Epg("Epg: card:{0} could not start dvbs epg grabbing", card.IdCard);
return(false);
}
_user.CardId = card.IdCard;
return(true);
}
_user.CardId = -1;
Log.Epg("Epg: card:{0} could not tune to channel:{1}", card.IdCard, result.ToString());
return(false);
}
catch (Exception ex)
{
Log.Write(ex);
throw;
}
//unreachable return false;
}
Log.Epg("Epg: card:{0} could not tune to dvbs channel:{1}", card.IdCard, tuning.ToString());
return(false);
}
//handle DVBT
DVBTChannel dvbtChannel = tuning as DVBTChannel;
if (dvbtChannel != null)
{
if (_tvController.Type(card.IdCard) == CardType.DvbT)
{
if (IsCardIdle(card.IdCard) == false)
{
Log.Epg("Epg: card:{0} dvbt card is not idle", card.IdCard);
return(false); //card is busy
}
try
{
_user.CardId = card.IdCard;
result = RemoteControl.Instance.Tune(ref _user, tuning, channel.IdChannel);
if (result == TvResult.Succeeded)
{
if (!_isRunning || false == _tvController.GrabEpg(this, card.IdCard))
{
if (!_isRunning)
{
Log.Epg("Tuning finished but EpgGrabber no longer enabled");
}
_tvController.StopGrabbingEpg(_user);
_user.CardId = -1;
Log.Epg("Epg: card:{0} could not start dvbt grabbing", card.IdCard);
return(false);
}
_user.CardId = card.IdCard;
return(true);
}
_user.CardId = -1;
Log.Epg("Epg: card:{0} could not tune to channel:{1}", card.IdCard, result.ToString());
return(false);
}
catch (Exception ex)
{
Log.Write(ex);
throw;
}
//unreachable return false;
}
Log.Epg("Epg: card:{0} could not tune to dvbt channel:{1}", card.IdCard, tuning.ToString());
return(false);
}
//handle DVBIP
DVBIPChannel dvbipChannel = tuning as DVBIPChannel;
if (dvbipChannel != null)
{
if (_tvController.Type(card.IdCard) == CardType.DvbIP)
{
if (IsCardIdle(card.IdCard) == false)
{
Log.Epg("Epg: card:{0} dvbip card is not idle", card.IdCard);
return(false); //card is busy
}
try
{
_user.CardId = card.IdCard;
result = RemoteControl.Instance.Tune(ref _user, tuning, channel.IdChannel);
if (result == TvResult.Succeeded)
{
if (!_isRunning || false == _tvController.GrabEpg(this, card.IdCard))
{
if (!_isRunning)
{
Log.Epg("Tuning finished but EpgGrabber no longer enabled");
}
_tvController.StopGrabbingEpg(_user);
_user.CardId = -1;
Log.Epg("Epg: card:{0} could not start dvbip grabbing", card.IdCard);
return(false);
}
_user.CardId = card.IdCard;
return(true);
}
else
{
_user.CardId = -1;
Log.Epg("Epg: card:{0} could not tune to channel:{1}", card.IdCard, result.ToString());
return(false);
}
}
catch (Exception ex)
{
Log.Write(ex);
throw ex;
}
//unreachable return false;
}
else
{
Log.Epg("Epg: card:{0} could not tune to dvbip channel:{1}", card.IdCard, tuning.ToString());
}
return(false);
}
Log.Epg("Epg: card:{0} could not tune to channel:{1}", card.IdCard, tuning.ToString());
return(false);
}