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- added support for DVB-T, DVB-C and predefined DVB-S lists (all still read-only)

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This commit is contained in:
hbeham
2019-07-15 14:01:01 +02:00
parent daeb9ffb1b
commit 077d08a343
1 changed files with 125 additions and 81 deletions
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206
source/ChanSort.Loader.Sony/Serializer.cs
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@@ -2,7 +2,6 @@
using System.Collections.Generic;
using System.Globalization;
using System.IO;
using System.Reflection;
using System.Text;
using System.Xml;
using System.Xml.Schema;
@@ -12,11 +11,24 @@ namespace ChanSort.Loader.Sony
{
class Serializer : SerializerBase
{
private readonly ChannelList satChannels = new ChannelList(SignalSource.DvbS | SignalSource.Tv | SignalSource.Radio, "Sat");
/*
* At the time of this writing, there seem to be 4 different versions of this format.
* One defines an element with a typo: <FormateVer>1.1.0</FormateVer>, which has different XML elements and checksum calculation than all other versions.
* This format is identified as "e1.1.0" here, with the leading "e".
* The other formats define <FormatVer>...</FormatVer> with versions 1.0.0, 1.1.0 and 1.2.0, which are otherwise identical.
*
* NOTE: Even within the same version, there are some files using CRLF and some using LF for newlines.
*/
private readonly ChannelList terrChannels = new ChannelList(SignalSource.DvbC | SignalSource.Tv | SignalSource.Radio, "DVB-T");
private readonly ChannelList cableChannels = new ChannelList(SignalSource.DvbC | SignalSource.Tv | SignalSource.Radio, "DVB-C");
private readonly ChannelList satChannels = new ChannelList(SignalSource.DvbS | SignalSource.Tv | SignalSource.Radio, "DVB-S");
private readonly ChannelList satChannelsP = new ChannelList(SignalSource.DvbS | SignalSource.Tv | SignalSource.Radio, "DVB-S Preset");
private readonly ChannelList satChannelsCi = new ChannelList(SignalSource.DvbS | SignalSource.Tv | SignalSource.Radio, "DVB-S Ci");
private XmlDocument doc;
private byte[] content;
private string textContent;
private XmlNode sdbXml;
private string format;
#region Crc32Table
@@ -48,14 +60,21 @@ namespace ChanSort.Loader.Sony
this.Features.ChannelNameEdit = ChannelNameEditMode.All;
this.Features.CanDeleteChannels = true;
satChannels.VisibleColumnFieldNames.Remove("PcrPid");
satChannels.VisibleColumnFieldNames.Remove("VideoPid");
satChannels.VisibleColumnFieldNames.Remove("AudioPid");
satChannels.VisibleColumnFieldNames.Remove("Lock");
satChannels.VisibleColumnFieldNames.Remove("Skip");
satChannels.VisibleColumnFieldNames.Remove("Provider");
this.DataRoot.AddChannelList(this.terrChannels);
this.DataRoot.AddChannelList(this.cableChannels);
this.DataRoot.AddChannelList(this.satChannels);
this.DataRoot.AddChannelList(this.satChannelsP);
foreach (var list in this.DataRoot.ChannelLists)
{
list.VisibleColumnFieldNames.Remove("PcrPid");
list.VisibleColumnFieldNames.Remove("VideoPid");
list.VisibleColumnFieldNames.Remove("AudioPid");
list.VisibleColumnFieldNames.Remove("Lock");
list.VisibleColumnFieldNames.Remove("Skip");
list.VisibleColumnFieldNames.Remove("ShortName");
list.VisibleColumnFieldNames.Remove("Provider");
}
}
#endregion
@@ -75,9 +94,11 @@ namespace ChanSort.Loader.Sony
this.doc = new XmlDocument();
this.content = File.ReadAllBytes(this.FileName);
this.textContent = Encoding.UTF8.GetString(this.content);
var tc2 = ReplaceInvalidXmlCharacters(textContent);
if (tc2 != this.textContent)
this.textContent = tc2;
//var tc2 = ReplaceInvalidXmlCharacters(textContent);
//if (tc2 != this.textContent)
// this.textContent = tc2;
var settings = new XmlReaderSettings
{
CheckCharacters = false,
@@ -114,8 +135,7 @@ namespace ChanSort.Loader.Sony
}
}
this.Features.ChannelNameEdit = ChannelNameEditMode.All;
if (this.format != "1.1.0e")
if (this.format.StartsWith("e"))
{
satChannels.VisibleColumnFieldNames.Remove("Hidden");
satChannels.VisibleColumnFieldNames.Remove("Satellite");
@@ -126,43 +146,50 @@ namespace ChanSort.Loader.Sony
#region ReadSdbXml()
private void ReadSdbXml(XmlNode node)
{
this.sdbXml = node;
this.format = null;
this.format = "";
var formatNode = node["FormatVer"];
if (formatNode != null)
this.format = formatNode.InnerText;
else if ((formatNode = node["FormateVer"]) != null)
this.format = formatNode.InnerText + "e";
this.format = "e" + formatNode.InnerText;
if (" 1.0.0 1.1.0e 1.1.0 1.2.0 ".IndexOf(" " + this.format + " ") < 0)
if (" e1.1.0 1.0.0 1.1.0 1.2.0 ".IndexOf(" " + this.format + " ") < 0)
throw new FileLoadException("Unsupported file format version: " + this.format);
foreach(XmlNode child in node.ChildNodes)
{
var name = child.LocalName.ToLowerInvariant();
if (name == "sdbgs")
ReadSdb(child);
if (name == "sdbt")
ReadSdb(child, this.terrChannels, 0, "DvbT");
else if (name == "sdbc")
ReadSdb(child, this.cableChannels, 0x10000, "DvbC");
else if (name == "sdbgs")
ReadSdb(child, this.satChannels, 0x20000, "DvbS");
else if (name == "sdbps")
ReadSdb(child, this.satChannelsP, 0x30000, "DvbS");
else if (name == "sdbcis")
ReadSdb(child, this.satChannelsCi, 0x40000, "DvbS");
}
}
#endregion
#region ReadSdb
private void ReadSdb(XmlNode node)
#region ReadSdb()
private void ReadSdb(XmlNode node, ChannelList list, int idAdjustment, string dvbSystem)
{
this.satChannels.ReadOnly = node["Editable"].InnerText != "T";
list.ReadOnly = node["Editable"].InnerText != "T";
this.ReadSatellites(node);
this.ReadTransponder(node);
if (this.format == "1.1.0e")
this.ReadServices110e(node);
this.ReadSatellites(node, idAdjustment);
this.ReadTransponder(node, idAdjustment, dvbSystem);
if (this.format.StartsWith("e"))
this.ReadServicesE110(node, list, idAdjustment);
else
this.ReadServices(node);
this.ReadServices(node, list, idAdjustment);
}
#endregion
#region ReadSatellites
private void ReadSatellites(XmlNode node)
#region ReadSatellites()
private void ReadSatellites(XmlNode node, int satIdAdjustment)
{
var satlRec = node["SATL_REC"];
if (satlRec == null)
@@ -171,7 +198,7 @@ namespace ChanSort.Loader.Sony
var ids = data["ui2_satl_rec_id"];
for (int i = 0, c = ids.Length; i < c; i++)
{
var sat = new Satellite(int.Parse(ids[i]));
var sat = new Satellite(int.Parse(ids[i]) + satIdAdjustment);
sat.Name = data["ac_sat_name"][i];
var pos = int.Parse(data["i2_orb_pos"][i]);
sat.OrbitalPosition = Math.Abs((decimal) pos / 10) + (pos < 0 ? "W" : "E");
@@ -180,23 +207,24 @@ namespace ChanSort.Loader.Sony
}
#endregion
#region ReadTransponder
private void ReadTransponder(XmlNode node)
#region ReadTransponder()
private void ReadTransponder(XmlNode node, int idAdjustment, string dvbSystem)
{
var mux = node["Multiplex"] ?? throw new FileLoadException("Missing Multiplex XML element");
var muxData = SplitLines(mux);
var muxIds = this.format == "1.1.0e" ? muxData["MuxID"] : muxData["MuxRowId"];
var rfParmData = this.format != "1.1.0e" ? SplitLines(mux["RfParam"]) : null;
var dvbsData = rfParmData != null ? SplitLines(mux["RfParam"]["DvbS"]) : null;
var isEFormat = this.format.StartsWith("e");
var muxIds = isEFormat ? muxData["MuxID"] : muxData["MuxRowId"];
var rfParmData = isEFormat ? null : SplitLines(mux["RfParam"]);
var dvbsData = isEFormat ? null : SplitLines(mux["RfParam"][dvbSystem]);
var polarity = dvbsData?.ContainsKey("Pola") ?? false ? dvbsData["Pola"] : null;
for (int i = 0, c = muxIds.Length; i < c; i++)
{
Satellite sat = null;
var transp = new Transponder(int.Parse(muxIds[i]));
if (this.format == "1.1.0e")
var transp = new Transponder(int.Parse(muxIds[i]) + idAdjustment);
if (isEFormat)
{
var satId = int.Parse(muxData["ui2_satl_rec_id"][i]);
var satId = int.Parse(muxData["ui2_satl_rec_id"][i]) + idAdjustment;
transp.FrequencyInMhz = int.Parse(muxData["SysFreq"][i]);
transp.SymbolRate = int.Parse(muxData["ui4_sym_rate"][i]);
transp.Polarity = muxData["e_pol"][i] == "1" ? 'H' : 'V';
@@ -204,10 +232,10 @@ namespace ChanSort.Loader.Sony
}
else
{
transp.OriginalNetworkId = intParse(muxData["Onid"][i]);
transp.TransportStreamId = intParse(muxData["Tsid"][i]);
transp.OriginalNetworkId = this.ParseInt(muxData["Onid"][i]);
transp.TransportStreamId = this.ParseInt(muxData["Tsid"][i]);
transp.FrequencyInMhz = int.Parse(rfParmData["Freq"][i]) / 1000;
transp.Polarity = dvbsData["Pola"][i] == "H_L" ? 'H' : 'V';
transp.Polarity = polarity == null ? ' ' : polarity[i] == "H_L" ? 'H' : 'V';
transp.SymbolRate = int.Parse(dvbsData["SymbolRate"][i]) / 1000;
}
@@ -216,8 +244,8 @@ namespace ChanSort.Loader.Sony
}
#endregion
#region ReadServices110e
private void ReadServices110e(XmlNode node)
#region ReadServicesE110()
private void ReadServicesE110(XmlNode node, ChannelList list, int idAdjustment)
{
var tsDescrNode = node["TS_Descr"] ?? throw new FileLoadException("Missing TS_Descr XML element");
var tsData = SplitLines(tsDescrNode);
@@ -238,7 +266,7 @@ namespace ChanSort.Loader.Sony
chan.Favorites = (Favorites) ((nwMask & 0xF0) >> 4);
chan.ServiceId = int.Parse(svcData["ui2_prog_id"][i]);
chan.Name = svcData["Name"][i];
var muxId = int.Parse(svcData["MuxID"][i]);
var muxId = int.Parse(svcData["MuxID"][i]) + idAdjustment;
var transp = this.DataRoot.Transponder[muxId];
chan.Transponder = transp;
if (transp != null)
@@ -248,6 +276,11 @@ namespace ChanSort.Loader.Sony
chan.Polarity = transp.Polarity;
chan.Satellite = transp.Satellite?.Name;
chan.SatPosition = transp.Satellite?.OrbitalPosition;
if ((list.SignalSource & SignalSource.Cable) != 0)
chan.ChannelOrTransponder = LookupData.Instance.GetDvbcChannelName(chan.FreqInMhz);
if ((list.SignalSource & SignalSource.Cable) != 0)
chan.ChannelOrTransponder = LookupData.Instance.GetDvbtTransponder(chan.FreqInMhz).ToString();
}
var tsIdx = int.Parse(svcData["ui2_tsl_rec_id"][i]) - 1;
@@ -257,13 +290,13 @@ namespace ChanSort.Loader.Sony
chan.ServiceType = int.Parse(dvbData["ui1_sdt_service_type"][i]);
chan.SignalSource |= LookupData.Instance.IsRadioOrTv(chan.ServiceType);
this.DataRoot.AddChannel(this.satChannels, chan);
this.DataRoot.AddChannel(list, chan);
}
}
#endregion
#region ReadServices
private void ReadServices(XmlNode node)
#region ReadServices()
private void ReadServices(XmlNode node, ChannelList list, int idAdjustment)
{
var serviceNode = node["Service"] ?? throw new FileLoadException("Missing Service XML element");
var svcData = SplitLines(serviceNode);
@@ -280,11 +313,11 @@ namespace ChanSort.Loader.Sony
chan.OldProgramNr = -1;
chan.IsDeleted = true;
chan.ServiceType = int.Parse(svcData["Type"][i]);
chan.OriginalNetworkId = intParse(svcData["Onid"][i]);
chan.TransportStreamId = intParse(svcData["Tsid"][i]);
chan.ServiceId = intParse(svcData["Sid"][i]);
chan.OriginalNetworkId = this.ParseInt(svcData["Onid"][i]);
chan.TransportStreamId = this.ParseInt(svcData["Tsid"][i]);
chan.ServiceId = this.ParseInt(svcData["Sid"][i]);
chan.Name = svcData["Name"][i];
var muxId = int.Parse(svcData["MuxRowId"][i]);
var muxId = int.Parse(svcData["MuxRowId"][i]) + idAdjustment;
var transp = this.DataRoot.Transponder[muxId];
chan.Transponder = transp;
if (transp != null)
@@ -292,11 +325,16 @@ namespace ChanSort.Loader.Sony
chan.FreqInMhz = transp.FrequencyInMhz;
chan.SymbolRate = transp.SymbolRate;
chan.Polarity = transp.Polarity;
if ((list.SignalSource & SignalSource.Cable) != 0)
chan.ChannelOrTransponder = LookupData.Instance.GetDvbcChannelName(chan.FreqInMhz);
if ((list.SignalSource & SignalSource.Cable) != 0)
chan.ChannelOrTransponder = LookupData.Instance.GetDvbtTransponder(chan.FreqInMhz).ToString();
}
chan.SignalSource |= LookupData.Instance.IsRadioOrTv(chan.ServiceType);
var att = intParse(svcData["Attribute"][i]);
var att = this.ParseInt(svcData["Attribute"][i]);
chan.Encrypted = (att & 8) != 0;
this.DataRoot.AddChannel(this.satChannels, chan);
this.DataRoot.AddChannel(list, chan);
}
for (int i = 0, c = progData["ServiceRowId"].Length; i < c; i++)
@@ -313,8 +351,7 @@ namespace ChanSort.Loader.Sony
}
#endregion
#region SplitLines
#region SplitLines()
private Dictionary<string, string[]> SplitLines(XmlNode parent)
{
var dict = new Dictionary<string, string[]>();
@@ -339,19 +376,22 @@ namespace ChanSort.Loader.Sony
int end;
uint expectedCrc;
if (this.format == "1.1.0e")
if (this.format.StartsWith("e"))
{
// files with the typo-element "<FormateVer>1.1.0</FormateVer>" differ in several ways from all other files (including <FormatVer>1.1.0</FormatVer>):
// "\n" after the closing <SdbXml> Tag is included in the checksum, the checksum has no 0x prefix and the bytes are used as-is for the calculation, without any XML cleanup
// files with the typo-element "<FormateVer>1.1.0</FormateVer>" differ from other formats:
// - "\n" after the closing <SdbXml> Tag is included in the checksum,
// - the value in the <CheckSum> element has no "0x" prefix
// - the file's bytes are used as-is for the calculation, without any prior XML cleanup
data = this.content;
start = this.IndexOf("<SdbXml>");
end = this.IndexOf("</SdbXml>") + 10; // including the \n at the end
expectedCrc = uint.Parse(node.InnerText, NumberStyles.HexNumber); // no 0x prefix
start = this.FindMarker(this.content, "<SdbXml>");
end = this.FindMarker(this.content, "</SdbXml>") + 10; // including the \n at the end
expectedCrc = uint.Parse(node.InnerText, NumberStyles.HexNumber);
}
else
{
start = this.textContent.IndexOf("<SdbXml>");
end = this.textContent.IndexOf("</SdbXml>") + 9;
// the TV calculates the checksum and then does some XML manipulation afterwards. So we have to undo the manipulations first
var text = this.textContent.Substring(start, end - start);
text = text.Replace("\r\n", "\n");
text = text.Replace(" />", "/>");
@@ -378,15 +418,17 @@ namespace ChanSort.Loader.Sony
if (crc != expectedCrc)
throw new FileLoadException($"Invalid checksum: expected 0x{expectedCrc:x8}, calculated 0x{crc:x8}");
}
#endregion
private int IndexOf(string marker)
#region FindMarker()
private int FindMarker(byte[] data, string marker)
{
var bytes = Encoding.ASCII.GetBytes(marker);
var len = bytes.Length;
int i = -1, c = this.content.Length - len;
for (; ; )
int i = -1;
for (;;)
{
i = Array.IndexOf(this.content, bytes[0], i + 1);
i = Array.IndexOf(data, bytes[0], i + 1);
if (i < 0)
return -1;
@@ -399,10 +441,24 @@ namespace ChanSort.Loader.Sony
if (j == len)
return i;
i += j - 1;
}
}
#endregion
#region ParseInt()
private int ParseInt(string input)
{
if (string.IsNullOrWhiteSpace(input))
return 0;
if (input.Length > 2 && input[0] == '0' && char.ToLower(input[1]) == 'x')
return int.Parse(input.Substring(2), NumberStyles.HexNumber);
if (int.TryParse(input, out var value))
return value;
return 0;
}
#endregion
@@ -505,18 +561,6 @@ namespace ChanSort.Loader.Sony
#endregion
#region intParse
private int intParse(string input)
{
if (string.IsNullOrWhiteSpace(input))
return 0;
if (input.StartsWith("0x"))
return int.Parse(input.Substring(2), NumberStyles.HexNumber);
if (int.TryParse(input, out var value))
return value;
return 0;
}
#endregion
#region ReplaceInvalidXmlCharacters()
private string ReplaceInvalidXmlCharacters(string input)