Nemcio/ChanSort
1
0
Fork 0
mirror of https://github.com/PredatH0r/ChanSort.git synced 2026-05-07 03:27:03 +02:00
Code Issues Packages Projects Releases Wiki Activity

initial import

Browse Source
This commit is contained in:
hbeham
2013-03-31 14:09:38 +02:00
commit e194ff983b
110 changed files with 20082 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

198
ChanSort.Api/Model/LookupData.cs Normal file
View File

@@ -0,0 +1,198 @@
using System.Collections.Generic;
using System.IO;
using System.Reflection;
namespace ChanSort.Api
{
public class LookupData
{
private readonly IDictionary<int, NetworkInfo> networks = new Dictionary<int, NetworkInfo>();
private readonly IDictionary<int, int> transponderNrByFreqInMhz = new Dictionary<int, int>();
private readonly IDictionary<int, int> transponderFreqInMhzByNr = new Dictionary<int, int>();
private readonly IDictionary<int, string> serviceTypeDescriptions = new Dictionary<int, string>();
private readonly IDictionary<int, int> dvbtFreqInMhzByTransponder = new Dictionary<int, int>();
public static readonly LookupData Instance = new LookupData();
private LookupData()
{
this.LoadDataFromCsvFile();
}
#region GetNetwork()
public NetworkInfo GetNetwork(int networkId)
{
NetworkInfo network;
this.networks.TryGetValue((ushort)networkId, out network);
return network;
}
#endregion
#region GetTransponderNumber(), GetTransponderFrequency()
public int GetTransponderNumber(int frequencyInMhz)
{
int number;
bool found = this.transponderNrByFreqInMhz.TryGetValue(frequencyInMhz, out number) ||
this.transponderNrByFreqInMhz.TryGetValue(frequencyInMhz - 1, out number) ||
this.transponderNrByFreqInMhz.TryGetValue(frequencyInMhz + 1, out number) ||
this.transponderNrByFreqInMhz.TryGetValue(frequencyInMhz - 2, out number) ||
this.transponderNrByFreqInMhz.TryGetValue(frequencyInMhz + 2, out number);
return found ? number : 0;
}
public int GetTransponderFrequency(int transponderNr)
{
return this.transponderNrByFreqInMhz.TryGet(transponderNr);
}
#endregion
#region GetDvbtTransponderFrequency()
public int GetDvbtTransponderFrequency(int transponderNr)
{
return this.dvbtFreqInMhzByTransponder.TryGet(transponderNr);
}
#endregion
#region GetServiceTypeDescription()
public string GetServiceTypeDescription(int serviceType)
{
string descr;
this.serviceTypeDescriptions.TryGetValue(serviceType, out descr);
return descr;
}
#endregion
#region LoadDataFromCsvFile()
public void LoadDataFromCsvFile()
{
this.networks.Clear();
this.transponderFreqInMhzByNr.Clear();
this.transponderNrByFreqInMhz.Clear();
this.serviceTypeDescriptions.Clear();
this.dvbtFreqInMhzByTransponder.Clear();
string file = Path.Combine(Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location), "lookup.csv");
if (!File.Exists(file))
return;
using (var reader = new StreamReader(file, System.Text.Encoding.UTF8))
{
string line;
while ((line = reader.ReadLine()) != null)
{
var fields = CsvFile.Parse(line, ';');
if (fields.Count == 0)
continue;
switch (fields[0].ToLower())
{
case "onid": this.ParseNetwork(fields); break;
case "dvbt": this.ParseDvbtTransponder(fields); break;
case "transp": this.ParseTransponder(fields); break;
case "servicetype": this.ParseServiceType(fields); break;
}
}
}
}
#endregion
#region AddNetwork()
private void AddNetwork(NetworkInfo network)
{
this.networks[network.OriginalNetworkId] = network;
}
#endregion
#region AddTransponderMapping()
private void AddTransponderMapping(int transponderNr, int frequencyInMhz)
{
this.transponderNrByFreqInMhz[frequencyInMhz] = transponderNr;
this.transponderFreqInMhzByNr[transponderNr] = frequencyInMhz;
}
#endregion
#region AddDvbtTransponderMapping()
private void AddDvbtTransponderMapping(int transponderNr, int frequencyInMhz)
{
this.dvbtFreqInMhzByTransponder[transponderNr] = frequencyInMhz;
}
#endregion
#region AddServiceType()
public void AddServiceType(int serviceType, string description)
{
this.serviceTypeDescriptions[serviceType] = description;
}
#endregion
#region ParseNetwork()
private void ParseNetwork(IList<string> fields)
{
if (fields.Count < 3)
return;
int start = ParseNumber(fields[1]);
int end = ParseNumber(fields[2]);
if (start == 0 || end == 0 || start > end)
return;
for (int onid = start; onid <= end; onid++)
{
var network = new NetworkInfo();
network.OriginalNetworkId = onid;
if (fields.Count >= 4)
network.Name = fields[3];
if (fields.Count >= 5)
network.Operator = fields[4];
this.AddNetwork(network);
}
}
#endregion
#region ParseNumber()
private int ParseNumber(string nr)
{
int number;
if (nr.StartsWith("0x"))
int.TryParse(nr.Substring(2), System.Globalization.NumberStyles.HexNumber, System.Globalization.NumberFormatInfo.InvariantInfo, out number);
else
int.TryParse(nr, System.Globalization.NumberStyles.Integer, System.Globalization.NumberFormatInfo.InvariantInfo, out number);
return number;
}
#endregion
#region ParseTransponder()
private void ParseTransponder(IList<string> fields)
{
if (fields.Count < 3)
return;
int nr, freq;
int.TryParse(fields[1], out nr);
int.TryParse(fields[2], out freq);
if (nr == 0 || freq == 0)
return;
this.AddTransponderMapping(nr, freq);
}
#endregion
#region ParseTransponder()
private void ParseDvbtTransponder(IList<string> fields)
{
if (fields.Count < 3)
return;
int nr, freq;
int.TryParse(fields[1], out nr);
int.TryParse(fields[2], out freq);
if (nr == 0 || freq == 0)
return;
this.AddDvbtTransponderMapping(nr, freq);
}
#endregion
#region ParseServiceType()
private void ParseServiceType(IList<string> fields)
{
if (fields.Count < 3) return;
int serviceType = this.ParseNumber(fields[1]);
if (serviceType <= 0) return;
this.AddServiceType(serviceType, fields[2]);
}
#endregion
}
}