private void ParseInfoKeyString(Player player, String s)
{
String[] infoKeyTokens = s.Split('\\');
for (int i = 0; i < infoKeyTokens.Length; i += 2)
{
if (i + 1 >= infoKeyTokens.Length)
{
// Must be an odd number of strings - a key without a value - ignore it.
break;
}
String key = infoKeyTokens[i];
String value = infoKeyTokens[i + 1];
// find or create InfoKey object
InfoKey infoKey = Common.FirstOrDefault <InfoKey>(player.InfoKeys, ik => ik.Key == key);
if (infoKey == null)
{
infoKey = new InfoKey();
infoKey.Key = key;
// add new infokey
player.InfoKeys.Add(infoKey);
}
else
{
// don't create a new value entry if the previous value is exactly the same
if (infoKey.NewestValueValue == value)
{
continue;
}
}
// create infokey value
InfoKeyValue infoKeyValue = new InfoKeyValue();
infoKeyValue.Value = value;
infoKeyValue.Timestamp = currentTimestamp;
// add new value to infokey values
infoKey.Values.Add(infoKeyValue);
}
// create a Steam ID key if the player isn't a HLTV proxy.
InfoKey hltv = Common.FirstOrDefault(player.InfoKeys, ik => ik.Key == "*hltv");
InfoKey sid = Common.FirstOrDefault(player.InfoKeys, ik => ik.Key == "*sid");
if (hltv == null && sid != null)
{
String steamId = Common.CalculateSteamId(sid.NewestValueValue);
if (steamId != null)
{
AddInfoKey(player, "SteamId", steamId);
}
}
}
public static (BEncodedDictionary torrent, RawInfoHashes infoHashes) DecodeTorrent(ref ReadOnlySpan <byte> buffer)
{
if (buffer[0] != 'd')
{
throw new BEncodingException($"The root value was not a BEncodedDictionary");
}
buffer = buffer.Slice(1);
BEncodedString? oldkey = null;
ReadOnlySpan <byte> infoBuffer = default;
Memory <byte> infoHashSHA1 = default;
Memory <byte> infoHashSHA256 = default;
var dictionary = new BEncodedDictionary();
while (buffer.Length > 0)
{
if (buffer[0] == 'e')
{
buffer = buffer.Slice(1);
return(dictionary, new RawInfoHashes(infoHashSHA1, infoHashSHA256));
}
var key = DecodeString(ref buffer);
if (oldkey != null && oldkey.CompareTo(key) > 0)
{
throw new BEncodingException($"Illegal BEncodedDictionary. The attributes are not ordered correctly. Old key: {oldkey}, New key: {key}");
}
if (InfoKey.Equals(key))
{
infoBuffer = buffer;
}
oldkey = key;
var value = Decode(ref buffer, false);
dictionary.Add(key, value);
if (InfoKey.Equals(key))
{
using var hasher = SHA1.Create();
using var hasherV2 = SHA256.Create();
infoHashSHA1 = new byte[hasher.HashSize / 8];
infoHashSHA256 = new byte[hasherV2.HashSize / 8];
if (!hasher.TryComputeHash(infoBuffer.Slice(0, infoBuffer.Length - buffer.Length), infoHashSHA1.Span, out int written) || written != infoHashSHA1.Length)
{
throw new BEncodingException("Could not compute infohash for torrent.");
}
if (!hasherV2.TryComputeHash(infoBuffer.Slice(0, infoBuffer.Length - buffer.Length), infoHashSHA256.Span, out written) || written != infoHashSHA256.Length)
{
throw new BEncodingException("Could not compute v2 infohash for torrent.");
}
}
}
throw new BEncodingException("Invalid data found. Aborting");
}
public Key(ContentManager Content, float X, float Y)
{
IK = new InfoKey()
{
Texture = Content.Load <Texture2D>("Key"),
WidthTexture = 171f,
HeightTexture = 363f,
Scale = 0.1f,
};
Position = new Vector2(X, Y);
}
private void AddInfoKey(Player player, String key, String value)
{
InfoKey targetInfoKey = Common.FirstOrDefault <InfoKey>(player.InfoKeys, ik => ik.Key == key);
if (targetInfoKey == null)
{
targetInfoKey = new InfoKey();
targetInfoKey.Key = key;
player.InfoKeys.Add(targetInfoKey);
}
if (targetInfoKey.NewestValueValue != value)
{
InfoKeyValue ikv = new InfoKeyValue();
ikv.Value = value;
ikv.Timestamp = currentTimestamp;
targetInfoKey.Values.Add(ikv);
}
}
private void ParseInfoKeyString(Player player, String s)
{
String[] infoKeyTokens = s.Split('\\');
for (int i = 0; i < infoKeyTokens.Length; i += 2)
{
if (i + 1 >= infoKeyTokens.Length)
{
// Must be an odd number of strings - a key without a value - ignore it.
break;
}
String key = infoKeyTokens[i];
String value = infoKeyTokens[i + 1];
// find or create InfoKey object
InfoKey infoKey = Common.FirstOrDefault<InfoKey>(player.InfoKeys, ik => ik.Key == key);
if (infoKey == null)
{
infoKey = new InfoKey();
infoKey.Key = key;
// add new infokey
player.InfoKeys.Add(infoKey);
}
else
{
// don't create a new value entry if the previous value is exactly the same
if (infoKey.NewestValueValue == value)
{
continue;
}
}
// create infokey value
InfoKeyValue infoKeyValue = new InfoKeyValue();
infoKeyValue.Value = value;
infoKeyValue.Timestamp = currentTimestamp;
// add new value to infokey values
infoKey.Values.Add(infoKeyValue);
}
// create a Steam ID key if the player isn't a HLTV proxy.
InfoKey hltv = Common.FirstOrDefault(player.InfoKeys, ik => ik.Key == "*hltv");
InfoKey sid = Common.FirstOrDefault(player.InfoKeys, ik => ik.Key == "*sid");
if (hltv == null && sid != null)
{
String steamId = Common.CalculateSteamId(sid.NewestValueValue);
if (steamId != null)
{
AddInfoKey(player, "SteamId", steamId);
}
}
}
private void AddInfoKey(Player player, String key, String value)
{
InfoKey targetInfoKey = Common.FirstOrDefault<InfoKey>(player.InfoKeys, ik => ik.Key == key);
if (targetInfoKey == null)
{
targetInfoKey = new InfoKey();
targetInfoKey.Key = key;
player.InfoKeys.Add(targetInfoKey);
}
if (targetInfoKey.NewestValueValue != value)
{
InfoKeyValue ikv = new InfoKeyValue();
ikv.Value = value;
ikv.Timestamp = currentTimestamp;
targetInfoKey.Values.Add(ikv);
}
}
