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#include "precomp.h"
#include "ircconnection.h"
/////////////////////////////////////////////////////////////////////////////
// IRCConnection construction:
IRCConnection::IRCConnection(const std::string &server, const std::string &port)
: CL_IRCConnection(server, port), netsession("CTalk"), ctalk_port("6001")
{
slots.connect(sig_ping(), this, &IRCConnection::on_ping);
slots.connect(sig_privmsg_ctcp(), this, &IRCConnection::on_privmsg_ctcp);
slots.connect(sig_join(), this, &IRCConnection::on_join);
slots.connect(sig_numeric_reply(), this, &IRCConnection::on_numeric_reply);
slots.connect(netsession.sig_computer_connected(), this, &IRCConnection::on_computer_connected);
slots.connect(netsession.sig_computer_reconnected(), this, &IRCConnection::on_computer_reconnected);
slots.connect(netsession.sig_computer_disconnected(), this, &IRCConnection::on_computer_disconnected);
slots.connect(netsession.sig_netpacket_receive("nickpacket"), this, &IRCConnection::on_nickpacket_receive);
slots.connect(netsession.sig_netpacket_receive("typepacket"), this, &IRCConnection::on_typepacket_receive);
netsession.start_listen(ctalk_port);
}
IRCConnection::~IRCConnection()
{
}
/////////////////////////////////////////////////////////////////////////////
// IRCConnection attributes:
/////////////////////////////////////////////////////////////////////////////
// IRCConnection operations:
void IRCConnection::send_type_packet(const std::string &receiver, const std::string &text)
{
CL_NetPacket packet;
packet.output.write_string(receiver);
packet.output.write_string(text);
netsession.get_all().send("typepacket", packet);
}
/////////////////////////////////////////////////////////////////////////////
// IRCConnection implementation:
void IRCConnection::on_ping(const std::string &daemon1, const std::string &daemon2)
{
send_pong(daemon1, daemon2);
}
void IRCConnection::on_numeric_reply(const std::string &prefix, int command, const std::vector<std::string> ¶ms)
{
if (command == RPL_WELCOME)
{
std::vector<std::string> params;
params.push_back(nick);
send_command("", "USERHOST", params);
}
else if (command == RPL_USERHOST && our_hostname.empty() && params.size() >= 2)
{
std::string::size_type pos = params[1].find("=+");
if (pos == std::string::npos) pos = params[1].find("=-");
if (pos != std::string::npos)
{
our_hostname = params[1].substr(pos+2);
pos = our_hostname.find("@");
if (pos != std::string::npos)
{
our_hostname = CL_String::trim_spaces(our_hostname.substr(pos+1));
}
}
}
}
void IRCConnection::on_privmsg_ctcp(const std::string &prefix, const std::string &receiver, const std::string &command, const std::string &data)
{
if (command == "CTALK")
{
std::vector<std::string> args = CL_String::tokenize(data, " ");
if (args.size() < 2) return;
std::string hostname = args[0];
std::string port = args[1];
std::string from = prefix;
std::string::size_type pos = from.find_first_of('!');
if (pos != std::string::npos) from = from.substr(0, pos);
// todo: walk list of hosts we are already connected and avoid connect if we already are.
CL_NetComputer computer = netsession.connect_async(hostname, port);
computer_to_nick[computer] = from;
}
}
void IRCConnection::on_join(const std::string &joinnick, const std::string &channel)
{
if (joinnick.substr(0, nick.length()) == nick)
{
send_privmsg_ctcp(channel, "CTALK", our_hostname + " " + ctalk_port);
}
}
void IRCConnection::on_computer_connected(CL_NetComputer &computer)
{
CL_NetPacket packet;
packet.output.write_int32(0);
packet.output.write_string(nick);
computer.send("nickpacket", packet);
}
void IRCConnection::on_computer_reconnected(CL_NetComputer &computer)
{
on_computer_connected(computer);
}
void IRCConnection::on_computer_disconnected(CL_NetComputer &computer)
{
std::map<CL_NetComputer, std::string>::iterator it;
it = computer_to_nick.find(computer);
if (it != computer_to_nick.end())
{
// Hmm crap. We lost connection to a guy (or he might be firewalled). Ask him to reconnect:
send_privmsg_ctcp(it->second, "CTALK", our_hostname + " " + ctalk_port);
computer_to_nick.erase(it);
}
}
void IRCConnection::on_nickpacket_receive(CL_NetPacket &packet, CL_NetComputer &computer)
{
int type = packet.input.read_int32();
std::string computer_nick = packet.input.read_string();
if (type == 0)
{
CL_NetPacket packet;
packet.output.write_int32(1);
packet.output.write_string(nick);
computer.send("nickpacket", packet);
}
computer_to_nick[computer] = computer_nick;
}
void IRCConnection::on_typepacket_receive(CL_NetPacket &packet, CL_NetComputer &computer)
{
std::map<CL_NetComputer, std::string>::iterator it;
it = computer_to_nick.find(computer);
if (it == computer_to_nick.end()) return;
std::string from = it->second;
std::string receiver = packet.input.read_string();
std::string text = packet.input.read_string();
sig_typepacket(from, receiver, text);
}
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