xbot/self_thread.cpp
2024-03-03 12:27:36 -08:00

163 lines
4.8 KiB
C++

#include "self_thread.hpp"
#include <boost/log/trivial.hpp>
#include "connection.hpp"
#include "ircmsg.hpp"
#include "irc_parse_thread.hpp"
auto SelfThread::start(Connection& connection) -> std::shared_ptr<SelfThread>
{
auto thread = std::make_shared<SelfThread>(connection);
connection.add_listener<IrcMsgEvent>([thread](IrcMsgEvent& event)
{
switch (event.command)
{
// Learn nickname from 001
case IrcCommand::RPL_WELCOME:
if (event.irc.args.size() < 1)
{
BOOST_LOG_TRIVIAL(debug) << "RPL_WELCOME has too few arguments";
break;
}
thread->nickname_ = event.irc.args[0];
break;
// Track changes to our nickname
case IrcCommand::NICK:
{
if (event.irc.args.size() < 1) {
BOOST_LOG_TRIVIAL(debug) << "NICK has too few arguments";
break;
}
if (thread->is_my_mask(event.irc.source))
{
thread->nickname_ = event.irc.args[0];
}
break;
}
// Re-establish user modes
case IrcCommand::RPL_UMODEIS:
if (event.irc.args.size() < 1)
{
BOOST_LOG_TRIVIAL(debug) << "RPL_UMODEIS has too few arguments";
break;
}
thread->mode_ = event.irc.args[1];
break;
case IrcCommand::JOIN: {
if (event.irc.args.size() < 1)
{
BOOST_LOG_TRIVIAL(debug) << "JOIN has too few arguments";
break;
}
if (thread->is_my_mask(event.irc.source))
{
thread->channels_.insert(std::string{event.irc.args[0]});
}
break;
}
case IrcCommand::KICK: {
if (event.irc.args.size() < 2)
{
BOOST_LOG_TRIVIAL(debug) << "PART has too few arguments";
break;
}
if (thread->is_my_nick(event.irc.args[1]))
{
thread->channels_.erase(std::string{event.irc.args[0]});
}
break;
}
case IrcCommand::PART: {
if (event.irc.args.size() < 1)
{
BOOST_LOG_TRIVIAL(debug) << "PART has too few arguments";
break;
}
if (thread->is_my_mask(event.irc.source))
{
thread->channels_.erase(std::string{event.irc.args[0]});
}
break;
}
// Interpret self mode changes
case IrcCommand::MODE:
if (event.irc.args.size() < 2)
{
BOOST_LOG_TRIVIAL(debug) << "MODE has too few arguments";
break;
}
if (thread->is_my_nick(event.irc.args[0]))
{
auto polarity = true;
for (char const c : event.irc.args[1])
{
switch (c)
{
case '+':
polarity = true;
break;
case '-':
polarity = false;
break;
default:
if (polarity)
{
thread->mode_ += c;
}
else
{
auto const ix = thread->mode_.find(c);
if (ix != std::string::npos)
{
thread->mode_.erase(ix, 1);
}
}
break;
}
}
}
default: break;
}
});
return thread;
}
auto SelfThread::get_my_nickname() const -> std::string const&
{
return nickname_;
}
auto SelfThread::get_my_mode() const -> std::string const&
{
return mode_;
}
auto SelfThread::get_my_channels() const -> std::unordered_set<std::string> const&
{
return channels_;
}
auto SelfThread::is_my_nick(std::string_view nick) const -> bool
{
return nick == nickname_;
}
auto SelfThread::is_my_mask(std::string_view mask) const -> bool
{
auto const bang = mask.find('!');
return bang != std::string_view::npos && nickname_ == mask.substr(0, bang);
}