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redundant checks

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This commit is contained in:
Eric Mertens 2024-03-03 12:53:59 -08:00
parent 0aab173d94
commit efb49b8708
2 changed files with 98 additions and 95 deletions
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184
self_thread.cpp
View File

@ -6,6 +6,82 @@
#include "ircmsg.hpp"
#include "irc_parse_thread.hpp"
auto SelfThread::on_welcome(IrcMsg const& irc) -> void
{
nickname_ = irc.args[0];
}
auto SelfThread::on_nick(IrcMsg const& irc) -> void
{
if (is_my_mask(irc.source))
{
nickname_ = irc.args[0];
}
}
auto SelfThread::on_umodeis(IrcMsg const& irc) -> void
{
mode_ = irc.args[1];
}
auto SelfThread::on_join(IrcMsg const& irc) -> void
{
if (is_my_mask(irc.source))
{
channels_.insert(std::string{irc.args[0]});
}
}
auto SelfThread::on_kick(IrcMsg const& irc) -> void
{
if (is_my_nick(irc.args[1]))
{
channels_.erase(std::string{irc.args[0]});
}
}
auto SelfThread::on_part(IrcMsg const& irc) -> void
{
if (is_my_mask(irc.source))
{
channels_.erase(std::string{irc.args[0]});
}
}
auto SelfThread::on_mode(IrcMsg const& irc) -> void
{
if (is_my_nick(irc.args[0]))
{
auto polarity = true;
for (char const c : irc.args[1])
{
switch (c)
{
case '+':
polarity = true;
break;
case '-':
polarity = false;
break;
default:
if (polarity)
{
mode_ += c;
}
else
{
auto const ix = mode_.find(c);
if (ix != std::string::npos)
{
mode_.erase(ix, 1);
}
}
break;
}
}
}
}
auto SelfThread::start(Connection& connection) -> std::shared_ptr<SelfThread>
{
auto thread = std::make_shared<SelfThread>(connection);
@ -16,118 +92,36 @@ auto SelfThread::start(Connection& connection) -> std::shared_ptr<SelfThread>
{
// 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];
thread->on_welcome(event.irc);
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];
}
thread->on_nick(event.irc);
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];
thread->on_umodeis(event.irc);
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]});
}
case IrcCommand::JOIN:
thread->on_join(event.irc);
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]});
}
case IrcCommand::KICK:
thread->on_kick(event.irc);
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]});
}
case IrcCommand::PART:
thread->on_part(event.irc);
break;
}
// Interpret self mode changes
case IrcCommand::MODE:
if (event.irc.args.size() < 2)
{
BOOST_LOG_TRIVIAL(debug) << "MODE has too few arguments";
break;
}
thread->on_mode(event.irc);
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;
}
});

9
self_thread.hpp
View File

@ -5,6 +5,7 @@
#include <unordered_set>
struct Connection;
struct IrcMsg;
/**
* @brief Thread to track this connection's identity, and IRC state.
@ -17,6 +18,14 @@ class SelfThread
std::string mode_;
std::unordered_set<std::string> channels_;
auto on_welcome(IrcMsg const& irc) -> void;
auto on_nick(IrcMsg const& irc) -> void;
auto on_umodeis(IrcMsg const& irc) -> void;
auto on_join(IrcMsg const& irc) -> void;
auto on_kick(IrcMsg const& irc) -> void;
auto on_part(IrcMsg const& irc) -> void;
auto on_mode(IrcMsg const& irc) -> void;
public:
SelfThread(Connection& connection) : connection_{connection} {}
static auto start(Connection&) -> std::shared_ptr<SelfThread>;