private void ReadChannelList(XmlNode node, bool analog)
{
int i = -1;
foreach (XmlNode itemNode in node.ChildNodes)
{
if (itemNode.LocalName != "ITEM")
{
continue;
}
++i;
GcChannel ch = new GcChannel(analog ? SignalSource.AnalogAntennaCable | SignalSource.TV : SignalSource.Digital, i, itemNode);
this.ParseChannelInfoNodes(itemNode, ch);
var list = this.DataRoot.GetChannelList(ch.SignalSource);
this.DataRoot.AddChannel(list, ch);
}
}
private void LoadChannels()
{
if (this.doc["channelList"] == null)
{
throw new FileLoadException("JSON does not contain a channelList node");
}
var dec = new DvbStringDecoder(this.DefaultEncoding);
int i = 0;
foreach (var node in this.doc["channelList"])
{
var ch = new GcChannel <JToken>(0, i, node);
ch.PcrPid = (int)node["pcrPid"];
ch.IsDisabled = (bool)node["disabled"];
ch.FreqInMhz = (int)node["frequency"];
if (ch.FreqInMhz >= 100000 && ch.FreqInMhz < 1000000) // DVBS is given in MHz, DVBC/T in kHz
{
ch.FreqInMhz /= 1000;
}
ch.AudioPid = (int)node["audioPid"];
ch.Source = (string)node["sourceIndex"];
if (ch.Source == "SATELLITE DIGITAL")
{
ch.SignalSource |= SignalSource.DvbS;
}
else if (ch.Source == "CABLE DIGITAL")
{
ch.SignalSource |= SignalSource.DvbC;
}
else if (ch.Source.Contains("DIGITAL")) // not seen yet. maybe DIGITAL ANTENNA?
{
ch.SignalSource |= SignalSource.DvbT;
}
ch.Skip = (bool)node["skipped"];
ch.Hidden = (bool)node["Invisible"];
ch.IsDeleted = (bool)node["deleted"];
//if (int.TryParse((string) node["satelliteId"], out var satId))
ch.Satellite = (string)node["satelliteId"]; //this.DataRoot.Satellites.TryGet(satId);
ch.Encrypted = (bool)node["scrambled"];
var nameBytes = Convert.FromBase64String((string)node["chNameBase64"]);
dec.GetChannelNames(nameBytes, 0, nameBytes.Length, out var name, out var shortName);
ch.Name = name;
ch.ShortName = shortName;
ch.VideoPid = (int)node["videoPid"];
var transSystem = (string)node["transSystem"];
var tpId = (string)node["tpId"];
if (tpId != null && tpId.Length == 10)
{
ch.Transponder = this.DataRoot.Transponder.TryGet((int.Parse(tpId.Substring(0, 4)) << 16) + int.Parse(tpId.Substring(4))); // satId + freq, e.g. 0192126041
}
ch.TransportStreamId = (int)node["TSID"];
ch.OldProgramNr = ch.IsDeleted ? -1 : (int)node["majorNumber"];
ch.ServiceType = (int)node["serviceType"];
ch.Lock = (bool)node["locked"];
if (string.IsNullOrWhiteSpace(ch.Name))
{
ch.Name = (string)node["channelName"];
}
ch.ServiceId = (int)node["SVCID"];
if (ch.ServiceId == 0)
{
ch.ServiceId = (int)node["programNum"];
}
ch.OriginalNetworkId = (int)node["ONID"];
ch.SignalSource |= LookupData.Instance.IsRadioTvOrData(ch.ServiceType);
if ((ch.OldProgramNr & 0x4000) != 0)
{
ch.OldProgramNr &= 0x3FFF;
ch.SignalSource |= SignalSource.Radio;
}
var list = this.DataRoot.GetChannelList(ch.SignalSource);
this.DataRoot.AddChannel(list, ch);
}
}
private void ReadChannelList(XmlNode node, bool analog)
{
int i = -1;
foreach (XmlNode itemNode in node.ChildNodes)
{
if (itemNode.LocalName != "ITEM")
continue;
++i;
GcChannel ch = new GcChannel(analog ? SignalSource.AnalogCT | SignalSource.Tv : SignalSource.Digital, i, itemNode);
this.ParseChannelInfoNodes(itemNode, ch);
var list = this.DataRoot.GetChannelList(ch.SignalSource);
this.DataRoot.AddChannel(list, ch);
}
}
private void ParseChannelInfoNodes(XmlNode itemNode, GcChannel ch, bool onlyNames = false)
{
bool hasHexName = false;
int mapType = 0;
foreach (XmlNode info in itemNode.ChildNodes)
{
if (onlyNames && info.LocalName != "vchName" && info.LocalName != "hexVchName")
{
continue;
}
switch (info.LocalName)
{
// common to ATV and DTV
case "prNum":
ch.OldProgramNr = int.Parse(info.InnerText);
if (ch.OldProgramNr != -1) // older versions of ChanSort accidentally saved -1 instead of IsDeleted=1
{
ch.OldProgramNr &= 0x3FFF;
}
break;
case "vchName":
// In old file format versions, this field contains binary data stuffed into UTF8 envelopes. that data is correct
// In newer file formats, this field contains plain text but fails to hold localized characters. The hexVchName field, if present, contains the correct data then.
if (!hasHexName)
{
ch.Name = ParseName(info.InnerText);
}
break;
case "sourceIndex":
var source = int.Parse(info.InnerText);
if (source == 2)
{
ch.SignalSource |= SignalSource.Cable;
}
else if (source == 7)
{
ch.SignalSource |= SignalSource.Sat;
}
else
{
ch.SignalSource |= SignalSource.Antenna;
}
break;
case "mapType":
mapType = int.Parse(info.InnerText);
break;
case "mapAttr":
if (mapType == 1)
{
ch.Favorites = (Favorites)int.Parse(info.InnerText);
}
break;
case "isBlocked":
ch.Lock = int.Parse(info.InnerText) == 1;
break;
case "isSkipped":
ch.Skip = int.Parse(info.InnerText) == 1;
break;
// ATV
case "pllData":
ch.FreqInMhz = (decimal)int.Parse(info.InnerText) / 20;
break;
// DTV
case "original_network_id":
ch.OriginalNetworkId = int.Parse(info.InnerText);
break;
case "transport_id":
ch.TransportStreamId = int.Parse(info.InnerText);
break;
case "service_id": // also same value in "programNo"
ch.ServiceId = int.Parse(info.InnerText);
break;
case "serviceType":
ch.ServiceType = int.Parse(info.InnerText);
ch.SignalSource |= LookupData.Instance.IsRadioTvOrData(ch.ServiceType);
break;
case "frequency":
ch.FreqInMhz = int.Parse(info.InnerText);
if ((ch.SignalSource & SignalSource.Sat) == 0)
{
ch.FreqInMhz /= 1000;
}
break;
case "isInvisable": // that spelling error is part of the XML
ch.Hidden = int.Parse(info.InnerText) == 1;
break;
case "isNumUnSel":
// ?
break;
case "isDisabled":
ch.IsDisabled = int.Parse(info.InnerText) != 0;
break;
case "isDeleted":
ch.IsDeleted = int.Parse(info.InnerText) != 0;
break;
case "usSatelliteHandle":
int satIndex = int.Parse(info.InnerText);
string satPos = this.satPositionByIndex.TryGet(satIndex);
ch.SatPosition = satPos ?? satIndex.ToString(); // fallback to ensure unique UIDs
ch.Satellite = satPos;
break;
// not present in all XML files. if present, the <vchName> might be empty or corrupted
case "hexVchName":
var bytes = Tools.HexDecode(info.InnerText);
string longName, shortName;
dvbStringDecoder.GetChannelNames(bytes, 0, bytes.Length, out longName, out shortName);
ch.Name = longName;
ch.ShortName = shortName;
hasHexName = true;
break;
default:
if (info.LocalName.StartsWith("favoriteIdx"))
{
int n = info.LocalName[11] - 'A';
var mask = 1 << n;
this.Features.SupportedFavorites |= (Favorites)mask;
this.Features.SortedFavorites = true;
if (((int)ch.Favorites & mask) != 0) // xml element holds bad index data (250) when fav is not set
{
ch.SetOldPosition(n + 1, int.Parse(info.InnerText));
}
}
break;
}
}
}
