- Added support for Toshiba *.zip channel list (chmgt.db, ... SQLite files)

2026-03-03 18:50:44 +01:00 · 2013-04-11 01:38:37 +02:00
parent e3387422b5
commit 63aefd0cad
11 changed files with 285 additions and 120 deletions
--- a/ChanSort.Loader.DbFile/DbChannel.cs
+++ b/ChanSort.Loader.DbFile/DbChannel.cs
@@ -0,0 +1,145 @@
+using System.Collections.Generic;
+using System.Data.SQLite;
+using System.Text;
+using ChanSort.Api;
+
+namespace ChanSort.Loader.DbFile
+{
+  internal class DbChannel : ChannelInfo
+  {
+    private const int BITS_Tv = 0x10000;
+    private const int BITS_Radio = 0x20000;
+    private const int BITS_FavA = 0x100000;
+    private const int BITS_FavB = 0x200000;
+    private const int BITS_FavC = 0x400000;
+    private const int BITS_FavD = 0x800000;
+    private const int BITS_Locked = 0x20000000;
+
+    internal int Bits;
+
+    #region ctor()
+    internal DbChannel(SignalSource source, SQLiteDataReader r, IDictionary<string, int> field, 
+      DataRoot dataRoot, IDictionary<string,bool> encryptionInfo)
+    {
+      this.SignalSource = source;
+      this.RecordIndex = r.GetInt32(field["channel_handle"]);
+
+      this.Bits = r.GetInt32(field["list_bits"]);
+      bool isTv = (Bits & BITS_Tv) != 0;
+      bool isRadio = (Bits & BITS_Radio) != 0;
+      bool isAnalog = (source & SignalSource.Analog) != 0;
+      if (isAnalog && !isTv)
+      {
+        this.IsDeleted = true;
+        return;
+      }
+
+      if (isTv) this.SignalSource |= SignalSource.Tv;
+      if (isRadio) this.SignalSource |= SignalSource.Radio;
+      this.Lock = (Bits & BITS_Locked) != 0;
+      this.OldProgramNr = r.GetInt32(field["channel_number"]);
+      this.Favorites = this.ParseFavorites(Bits);
+      
+      if (isAnalog)
+        this.ReadAnalogData(r, field);
+      else
+        this.ReadDvbData(r, field, dataRoot, encryptionInfo);
+    }
+    #endregion
+
+    #region ReadAnalogData()
+    private void ReadAnalogData(SQLiteDataReader r, IDictionary<string, int> field)
+    {
+      this.Name = r.GetString(field["channel_label"]);
+      this.FreqInMhz = (decimal)r.GetInt32(field["frequency"]) / 1000000;
+    }
+    #endregion
+
+    #region ReadDvbData()
+    protected void ReadDvbData(SQLiteDataReader r, IDictionary<string, int> field, DataRoot dataRoot, 
+      IDictionary<string, bool> encryptionInfo)
+    {
+      string longName, shortName;
+      this.GetChannelNames(r.GetString(field["channel_label"]), out longName, out shortName);
+      this.Name = longName;
+      this.ShortName = shortName;
+      this.RecordOrder = r.GetInt32(field["channel_order"]);
+      this.FreqInMhz = (decimal)r.GetInt32(field["frequency"]) / 1000;
+      int serviceType = r.GetInt32(field["dvb_service_type"]);
+      this.ServiceType = serviceType;
+      this.OriginalNetworkId = r.GetInt32(field["onid"]);
+      this.TransportStreamId = r.GetInt32(field["tsid"]);
+      this.ServiceId = r.GetInt32(field["sid"]);
+      int bits = r.GetInt32(field["list_bits"]);
+      this.Favorites = this.ParseFavorites(bits);
+      if ((this.SignalSource & SignalSource.Sat) != 0)
+      {
+        int satId = r.GetInt32(field["sat_id"]);
+        var sat = dataRoot.Satellites.TryGet(satId);
+        if (sat != null)
+        {
+          this.Satellite = sat.Name;
+          this.SatPosition = sat.OrbitalPosition;
+          int tpId = satId * 1000000 + (int)this.FreqInMhz;
+          var tp = dataRoot.Transponder.TryGet(tpId);
+          if (tp != null)
+          {
+            this.SymbolRate = tp.SymbolRate;
+          }
+        }
+      }
+      this.Encrypted = encryptionInfo.TryGet(this.Uid);      
+    }
+    #endregion
+
+    #region GetChannelNames()
+    private void GetChannelNames(string name, out string longName, out string shortName)
+    {
+      StringBuilder sbLong = new StringBuilder();
+      StringBuilder sbShort = new StringBuilder();
+
+      bool inShort = false;
+      foreach (char c in name)
+      {
+        if (c == 0x86)
+          inShort = true;
+        else if (c == 0x87)
+          inShort = false;
+        if (c >= 0x80 && c <= 0x9F)
+          continue;
+
+        if (inShort)
+          sbShort.Append(c);
+        sbLong.Append(c);
+      }
+
+      longName = sbLong.ToString();
+      shortName = sbShort.ToString();
+    }
+    #endregion
+
+    #region ParseFavorites()
+    private Favorites ParseFavorites(int bits)
+    {
+      Favorites fav = 0;
+      if ((bits & BITS_FavA) != 0) fav |= Favorites.A;
+      if ((bits & BITS_FavB) != 0) fav |= Favorites.B;
+      if ((bits & BITS_FavC) != 0) fav |= Favorites.C;
+      if ((bits & BITS_FavD) != 0) fav |= Favorites.D;
+      return fav;
+    }
+    #endregion
+
+    #region UpdateRawData()
+    public override void UpdateRawData()
+    {
+      Bits &= ~(BITS_FavA | BITS_FavB | BITS_FavC | BITS_FavC | BITS_FavD | BITS_Locked);
+      if ((this.Favorites & Favorites.A) != 0) Bits |= BITS_FavA;
+      if ((this.Favorites & Favorites.B) != 0) Bits |= BITS_FavB;
+      if ((this.Favorites & Favorites.C) != 0) Bits |= BITS_FavC;
+      if ((this.Favorites & Favorites.D) != 0) Bits |= BITS_FavD;
+      if (this.Lock) Bits |= BITS_Locked;
+    }
+    #endregion
+  }
+}