// ChatFromViewerOut: outgoing ChatFromViewer delegate; check for Analyst commands
private static Packet ChatFromViewerOut(Packet packet, IPEndPoint sim)
{
// deconstruct the packet
Hashtable blocks = PacketUtility.Unbuild(packet);
string message = DataConvert.toChoppedString(PacketUtility.GetField(blocks, "ChatData", "Message"));
if (message.Length > 1 && message[0] == '/')
{
string[] words = message.Split(' ');
if (commandDelegates.Contains(words[0]))
{
// this is an Analyst command; act on it and drop the chat packet
((CommandDelegate)commandDelegates[words[0]])(words);
return(null);
}
}
if (loggedPackets.Contains("ChatFromViewer") || modifiedPackets.Contains("ChatFromViewer"))
{
// user has asked to log or modify this packet
return(Analyze(packet, sim, Direction.Outgoing));
}
else
{
// return the packet unmodified
return(packet);
}
}
// Analyze: modify and/or log a pocket
private static Packet Analyze(Packet packet, IPEndPoint endPoint, Direction direction)
{
if (modifiedPackets.Contains(packet.Layout.Name))
{
try {
Hashtable changes = (Hashtable)modifiedPackets[packet.Layout.Name];
Hashtable blocks = PacketUtility.Unbuild(packet);
foreach (BlockField blockField in changes.Keys)
{
PacketUtility.SetField(blocks, blockField.block, blockField.field, changes[blockField]);
}
packet = PacketBuilder.BuildPacket(packet.Layout.Name, protocolManager, blocks, packet.Data[0]);
} catch (Exception e) {
Console.WriteLine("failed to modify " + packet.Layout.Name + ": " + e.Message);
Console.WriteLine(e.StackTrace);
}
}
if (loggedPackets.Contains(packet.Layout.Name))
{
LogPacket(packet, endPoint, direction);
}
return(packet);
}
private static Packet ChatFromSimulator(Packet packet, IPEndPoint sim)
{
// deconstruct the packet
Hashtable blocks = PacketUtility.Unbuild(packet);
string message = DataConvert.toChoppedString(PacketUtility.GetField(blocks, "ChatData", "Message"));
string name = DataConvert.toChoppedString(PacketUtility.GetField(blocks, "ChatData", "FromName"));
byte audible = (byte)PacketUtility.GetField(blocks, "ChatData", "Audible");
byte type = (byte)PacketUtility.GetField(blocks, "ChatData", "ChatType");
// if this was a normal, audible message, write it to the console
if (audible != 0 && (type == 0 || type == 1 || type == 2))
{
Console.WriteLine(name + ": " + message);
}
// return the packet unmodified
return(packet);
}
