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https://github.com/znc/znc.git
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CIRCSock::OnNumericMessage() handler
This commit is contained in:
J-P Nurmi
653
src/IRCSock.cpp
653
src/IRCSock.cpp
@@ -182,328 +182,8 @@ void CIRCSock::ReadLine(const CString& sData) {
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if (Message.GetType() == CMessage::Type::Numeric) {
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CNumericMessage& NumericMsg = static_cast<CNumericMessage&>(Message);
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CString sServer = Message.GetNick().GetHostMask();
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unsigned int uRaw = NumericMsg.GetCode();
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CString sNick = Message.GetParam(0);
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CString sRest = Message.GetParams(1);
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CString sTmp;
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switch (uRaw) {
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case 1: { // :irc.server.com 001 nick :Welcome to the Internet Relay Network nick
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if (m_bAuthed && sServer == "irc.znc.in") {
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// m_bAuthed == true => we already received another 001 => we might be in a traffic loop
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m_pNetwork->PutStatus("ZNC seems to be connected to itself, disconnecting...");
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Quit();
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return;
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}
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m_pNetwork->SetIRCServer(sServer);
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SetTimeout(CIRCNetwork::NO_TRAFFIC_TIMEOUT, TMO_READ); // Now that we are connected, let nature take its course
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PutIRC("WHO " + sNick);
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m_bAuthed = true;
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m_pNetwork->PutStatus("Connected!");
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const vector<CClient*>& vClients = m_pNetwork->GetClients();
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for (CClient* pClient : vClients) {
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CString sClientNick = pClient->GetNick(false);
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if (!sClientNick.Equals(sNick)) {
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// If they connected with a nick that doesn't match the one we got on irc, then we need to update them
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pClient->PutClient(":" + sClientNick + "!" + m_Nick.GetIdent() + "@" + m_Nick.GetHost() + " NICK :" + sNick);
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}
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}
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SetNick(sNick);
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IRCSOCKMODULECALL(OnIRCConnected(), NOTHING);
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m_pNetwork->ClearRawBuffer();
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m_pNetwork->AddRawBuffer(":" + _NAMEDFMT(sServer) + " " + sCmd + " {target} " + _NAMEDFMT(sRest));
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m_pNetwork->IRCConnected();
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break;
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}
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case 5:
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ParseISupport(sRest);
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m_pNetwork->UpdateExactRawBuffer(":" + _NAMEDFMT(sServer) + " " + sCmd + " {target} " + _NAMEDFMT(sRest));
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break;
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case 10: { // :irc.server.com 010 nick <hostname> <port> :<info>
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CString sHost = Message.GetParam(1);
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CString sPort = Message.GetParam(2);
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CString sInfo = Message.GetParam(3);
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m_pNetwork->PutStatus("Server [" + m_pNetwork->GetCurrentServer()->GetString(false) +
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"] redirects us to [" + sHost + ":" + sPort + "] with reason [" + sInfo + "]");
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m_pNetwork->PutStatus("Perhaps you want to add it as a new server.");
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// Don't send server redirects to the client
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return;
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}
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case 2:
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case 3:
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case 4:
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case 250: // highest connection count
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case 251: // user count
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case 252: // oper count
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case 254: // channel count
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case 255: // client count
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case 265: // local users
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case 266: // global users
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sTmp = ":" + _NAMEDFMT(sServer) + " " + sCmd;
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m_pNetwork->UpdateRawBuffer(sTmp, sTmp + " {target} " + _NAMEDFMT(sRest));
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break;
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case 305:
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m_pNetwork->SetIRCAway(false);
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break;
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case 306:
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m_pNetwork->SetIRCAway(true);
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break;
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case 324: { // MODE
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sRest.Trim();
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CChan* pChan = m_pNetwork->FindChan(sRest.Token(0));
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if (pChan) {
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pChan->SetModes(sRest.Token(1, true));
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// We don't SetModeKnown(true) here,
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// because a 329 will follow
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if (!pChan->IsModeKnown()) {
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// When we JOIN, we send a MODE
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// request. This makes sure the
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// reply isn't forwarded.
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return;
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}
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if (pChan->IsDetached()) {
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return;
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}
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}
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}
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break;
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case 329: {
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sRest.Trim();
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CChan* pChan = m_pNetwork->FindChan(sRest.Token(0));
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if (pChan) {
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unsigned long ulDate = Message.GetParam(2).ToULong();
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pChan->SetCreationDate(ulDate);
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if (!pChan->IsModeKnown()) {
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pChan->SetModeKnown(true);
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// When we JOIN, we send a MODE
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// request. This makes sure the
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// reply isn't forwarded.
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return;
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}
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if (pChan->IsDetached()) {
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return;
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}
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}
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}
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break;
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case 331: {
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// :irc.server.com 331 yournick #chan :No topic is set.
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CChan* pChan = m_pNetwork->FindChan(Message.GetParam(1));
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if (pChan) {
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pChan->SetTopic("");
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if (pChan->IsDetached()) {
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return;
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}
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}
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break;
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}
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case 332: {
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// :irc.server.com 332 yournick #chan :This is a topic
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CChan* pChan = m_pNetwork->FindChan(Message.GetParam(1));
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if (pChan) {
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CString sTopic = Message.GetParam(2);
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pChan->SetTopic(sTopic);
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if (pChan->IsDetached()) {
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return;
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}
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}
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break;
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}
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case 333: {
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// :irc.server.com 333 yournick #chan setternick 1112320796
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CChan* pChan = m_pNetwork->FindChan(Message.GetParam(1));
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if (pChan) {
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sNick = Message.GetParam(2);
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unsigned long ulDate = Message.GetParam(3).ToULong();
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pChan->SetTopicOwner(sNick);
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pChan->SetTopicDate(ulDate);
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if (pChan->IsDetached()) {
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return;
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}
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}
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break;
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}
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case 352: { // WHO
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// :irc.yourserver.com 352 yournick #chan ident theirhost.com irc.theirserver.com theirnick H :0 Real Name
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sNick = Message.GetParam(5);
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CString sChan = Message.GetParam(1);
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CString sIdent = Message.GetParam(2);
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CString sHost = Message.GetParam(3);
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if (sNick.Equals(GetNick())) {
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m_Nick.SetIdent(sIdent);
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m_Nick.SetHost(sHost);
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}
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m_pNetwork->SetIRCNick(m_Nick);
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m_pNetwork->SetIRCServer(sServer);
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const vector<CChan*>& vChans = m_pNetwork->GetChans();
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for (CChan* pChan : vChans) {
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pChan->OnWho(sNick, sIdent, sHost);
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}
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if (m_bNamesx && (sNick.size() > 1) && IsPermChar(sNick[1])) {
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// sLine uses multi-prefix
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const vector<CClient*>& vClients = m_pNetwork->GetClients();
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for (CClient* pClient : vClients) {
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if (pClient->HasNamesx()) {
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m_pNetwork->PutUser(Message, pClient);
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} else {
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// The client doesn't support multi-prefix so we need to remove
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// the other prefixes.
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CString sNewNick = sNick;
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size_t pos = sNick.find_first_not_of(GetPerms());
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if (pos >= 2 && pos != CString::npos) {
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sNewNick = sNick[0] + sNick.substr(pos);
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}
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CMessage Copy(Message);
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Copy.SetParam(5, sNewNick);
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m_pNetwork->PutUser(Copy, pClient);
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}
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}
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return;
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}
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CChan* pChan = m_pNetwork->FindChan(sChan);
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if (pChan && pChan->IsDetached()) {
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return;
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}
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break;
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}
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case 353: { // NAMES
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sRest.Trim();
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// Todo: allow for non @+= server msgs
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CChan* pChan = m_pNetwork->FindChan(sRest.Token(1));
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// If we don't know that channel, some client might have
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// requested a /names for it and we really should forward this.
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if (pChan) {
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CString sNicks = sRest.Token(2, true).TrimPrefix_n();
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pChan->AddNicks(sNicks);
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if (pChan->IsDetached()) {
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return;
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}
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}
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ForwardRaw353(Message);
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// We forwarded it already, so return
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return;
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}
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case 366: { // end of names list
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// :irc.server.com 366 nick #chan :End of /NAMES list.
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CChan* pChan = m_pNetwork->FindChan(sRest.Token(0));
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if (pChan) {
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if (pChan->IsOn()) {
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// If we are the only one in the chan, set our default modes
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if (pChan->GetNickCount() == 1) {
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CString sModes = pChan->GetDefaultModes();
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if (sModes.empty()) {
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sModes = m_pNetwork->GetUser()->GetDefaultChanModes();
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}
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if (!sModes.empty()) {
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PutIRC("MODE " + pChan->GetName() + " " + sModes);
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}
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}
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}
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if (pChan->IsDetached()) {
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// don't put it to clients
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return;
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}
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}
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break;
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}
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case 375: // begin motd
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case 422: // MOTD File is missing
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if (m_pNetwork->GetIRCServer().Equals(sServer)) {
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m_pNetwork->ClearMotdBuffer();
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}
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case 372: // motd
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case 376: // end motd
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if (m_pNetwork->GetIRCServer().Equals(sServer)) {
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m_pNetwork->AddMotdBuffer(":" + _NAMEDFMT(sServer) + " " + sCmd + " {target} " + _NAMEDFMT(sRest));
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}
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break;
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case 437:
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// :irc.server.net 437 * badnick :Nick/channel is temporarily unavailable
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// :irc.server.net 437 mynick badnick :Nick/channel is temporarily unavailable
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// :irc.server.net 437 mynick badnick :Cannot change nickname while banned on channel
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if (m_pNetwork->IsChan(sRest.Token(0)) || sNick != "*")
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break;
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case 432: // :irc.server.com 432 * nick :Erroneous Nickname: Illegal characters
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case 433: {
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CString sBadNick = sRest.Token(0);
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if (!m_bAuthed) {
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SendAltNick(sBadNick);
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return;
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}
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break;
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}
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case 451:
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// :irc.server.com 451 CAP :You have not registered
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// Servers that dont support CAP will give us this error, dont send it to the client
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if (sNick.Equals("CAP"))
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return;
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case 470: {
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// :irc.unreal.net 470 mynick [Link] #chan1 has become full, so you are automatically being transferred to the linked channel #chan2
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// :mccaffrey.freenode.net 470 mynick #electronics ##electronics :Forwarding to another channel
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// freenode style numeric
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CChan* pChan = m_pNetwork->FindChan(sRest.Token(0));
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if (!pChan) {
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// unreal style numeric
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pChan = m_pNetwork->FindChan(sRest.Token(1));
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}
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if (pChan) {
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pChan->Disable();
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m_pNetwork->PutStatus("Channel [" + pChan->GetName() + "] is linked to "
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"another channel and was thus disabled.");
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}
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break;
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}
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case 670:
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// :hydra.sector5d.org 670 kylef :STARTTLS successful, go ahead with TLS handshake
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// 670 is a response to `STARTTLS` telling the client to switch to TLS
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if (!GetSSL()) {
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StartTLS();
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m_pNetwork->PutStatus("Switched to SSL (STARTTLS)");
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}
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return;
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if (OnNumericMessage(NumericMsg)) {
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return;
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}
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} else {
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CNick Nick = Message.GetNick();
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@@ -994,6 +674,335 @@ bool CIRCSock::OnNoticeMessage(CNoticeMessage& Message) {
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}
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}
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bool CIRCSock::OnNumericMessage(CNumericMessage& Message) {
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const CString& sCmd = Message.GetCommand();
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CString sServer = Message.GetNick().GetHostMask();
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unsigned int uRaw = Message.GetCode();
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CString sNick = Message.GetParam(0);
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CString sRest = Message.GetParams(1);
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CString sTmp;
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switch (uRaw) {
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case 1: { // :irc.server.com 001 nick :Welcome to the Internet Relay Network nick
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if (m_bAuthed && sServer == "irc.znc.in") {
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// m_bAuthed == true => we already received another 001 => we might be in a traffic loop
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m_pNetwork->PutStatus("ZNC seems to be connected to itself, disconnecting...");
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Quit();
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return true;
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}
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m_pNetwork->SetIRCServer(sServer);
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SetTimeout(CIRCNetwork::NO_TRAFFIC_TIMEOUT, TMO_READ); // Now that we are connected, let nature take its course
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PutIRC("WHO " + sNick);
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m_bAuthed = true;
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m_pNetwork->PutStatus("Connected!");
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const vector<CClient*>& vClients = m_pNetwork->GetClients();
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for (CClient* pClient : vClients) {
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CString sClientNick = pClient->GetNick(false);
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if (!sClientNick.Equals(sNick)) {
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// If they connected with a nick that doesn't match the one we got on irc, then we need to update them
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pClient->PutClient(":" + sClientNick + "!" + m_Nick.GetIdent() + "@" + m_Nick.GetHost() + " NICK :" + sNick);
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}
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}
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SetNick(sNick);
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IRCSOCKMODULECALL(OnIRCConnected(), NOTHING);
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m_pNetwork->ClearRawBuffer();
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m_pNetwork->AddRawBuffer(":" + _NAMEDFMT(sServer) + " " + sCmd + " {target} " + _NAMEDFMT(sRest));
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m_pNetwork->IRCConnected();
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break;
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}
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case 5:
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ParseISupport(sRest);
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m_pNetwork->UpdateExactRawBuffer(":" + _NAMEDFMT(sServer) + " " + sCmd + " {target} " + _NAMEDFMT(sRest));
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break;
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case 10: { // :irc.server.com 010 nick <hostname> <port> :<info>
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CString sHost = Message.GetParam(1);
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CString sPort = Message.GetParam(2);
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CString sInfo = Message.GetParam(3);
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m_pNetwork->PutStatus("Server [" + m_pNetwork->GetCurrentServer()->GetString(false) +
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"] redirects us to [" + sHost + ":" + sPort + "] with reason [" + sInfo + "]");
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m_pNetwork->PutStatus("Perhaps you want to add it as a new server.");
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// Don't send server redirects to the client
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return true;
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}
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case 2:
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case 3:
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case 4:
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case 250: // highest connection count
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case 251: // user count
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case 252: // oper count
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case 254: // channel count
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case 255: // client count
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case 265: // local users
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case 266: // global users
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sTmp = ":" + _NAMEDFMT(sServer) + " " + sCmd;
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m_pNetwork->UpdateRawBuffer(sTmp, sTmp + " {target} " + _NAMEDFMT(sRest));
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break;
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case 305:
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m_pNetwork->SetIRCAway(false);
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break;
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case 306:
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m_pNetwork->SetIRCAway(true);
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break;
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case 324: { // MODE
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sRest.Trim();
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CChan* pChan = m_pNetwork->FindChan(sRest.Token(0));
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if (pChan) {
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pChan->SetModes(sRest.Token(1, true));
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// We don't SetModeKnown(true) here,
|
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// because a 329 will follow
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if (!pChan->IsModeKnown()) {
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// When we JOIN, we send a MODE
|
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// request. This makes sure the
|
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// reply isn't forwarded.
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return true;
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}
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if (pChan->IsDetached()) {
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return true;
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}
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}
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}
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break;
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case 329: {
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sRest.Trim();
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CChan* pChan = m_pNetwork->FindChan(sRest.Token(0));
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if (pChan) {
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unsigned long ulDate = Message.GetParam(2).ToULong();
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pChan->SetCreationDate(ulDate);
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if (!pChan->IsModeKnown()) {
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pChan->SetModeKnown(true);
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// When we JOIN, we send a MODE
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// request. This makes sure the
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// reply isn't forwarded.
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return true;
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}
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if (pChan->IsDetached()) {
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return true;
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}
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}
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}
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break;
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case 331: {
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// :irc.server.com 331 yournick #chan :No topic is set.
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CChan* pChan = m_pNetwork->FindChan(Message.GetParam(1));
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if (pChan) {
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pChan->SetTopic("");
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if (pChan->IsDetached()) {
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return true;
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}
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}
|
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|
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break;
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}
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case 332: {
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// :irc.server.com 332 yournick #chan :This is a topic
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CChan* pChan = m_pNetwork->FindChan(Message.GetParam(1));
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|
||||
if (pChan) {
|
||||
CString sTopic = Message.GetParam(2);
|
||||
pChan->SetTopic(sTopic);
|
||||
if (pChan->IsDetached()) {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
|
||||
break;
|
||||
}
|
||||
case 333: {
|
||||
// :irc.server.com 333 yournick #chan setternick 1112320796
|
||||
CChan* pChan = m_pNetwork->FindChan(Message.GetParam(1));
|
||||
|
||||
if (pChan) {
|
||||
sNick = Message.GetParam(2);
|
||||
unsigned long ulDate = Message.GetParam(3).ToULong();
|
||||
|
||||
pChan->SetTopicOwner(sNick);
|
||||
pChan->SetTopicDate(ulDate);
|
||||
|
||||
if (pChan->IsDetached()) {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
|
||||
break;
|
||||
}
|
||||
case 352: { // WHO
|
||||
// :irc.yourserver.com 352 yournick #chan ident theirhost.com irc.theirserver.com theirnick H :0 Real Name
|
||||
sNick = Message.GetParam(5);
|
||||
CString sChan = Message.GetParam(1);
|
||||
CString sIdent = Message.GetParam(2);
|
||||
CString sHost = Message.GetParam(3);
|
||||
|
||||
if (sNick.Equals(GetNick())) {
|
||||
m_Nick.SetIdent(sIdent);
|
||||
m_Nick.SetHost(sHost);
|
||||
}
|
||||
|
||||
m_pNetwork->SetIRCNick(m_Nick);
|
||||
m_pNetwork->SetIRCServer(sServer);
|
||||
|
||||
const vector<CChan*>& vChans = m_pNetwork->GetChans();
|
||||
|
||||
for (CChan* pChan : vChans) {
|
||||
pChan->OnWho(sNick, sIdent, sHost);
|
||||
}
|
||||
|
||||
if (m_bNamesx && (sNick.size() > 1) && IsPermChar(sNick[1])) {
|
||||
// sLine uses multi-prefix
|
||||
|
||||
const vector<CClient*>& vClients = m_pNetwork->GetClients();
|
||||
for (CClient* pClient : vClients) {
|
||||
if (pClient->HasNamesx()) {
|
||||
m_pNetwork->PutUser(Message, pClient);
|
||||
} else {
|
||||
// The client doesn't support multi-prefix so we need to remove
|
||||
// the other prefixes.
|
||||
|
||||
CString sNewNick = sNick;
|
||||
size_t pos = sNick.find_first_not_of(GetPerms());
|
||||
if (pos >= 2 && pos != CString::npos) {
|
||||
sNewNick = sNick[0] + sNick.substr(pos);
|
||||
}
|
||||
CMessage WhoMsg(Message);
|
||||
WhoMsg.SetParam(5, sNewNick);
|
||||
m_pNetwork->PutUser(WhoMsg, pClient);
|
||||
}
|
||||
}
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
CChan* pChan = m_pNetwork->FindChan(sChan);
|
||||
if (pChan && pChan->IsDetached()) {
|
||||
return true;
|
||||
}
|
||||
|
||||
break;
|
||||
}
|
||||
case 353: { // NAMES
|
||||
sRest.Trim();
|
||||
// Todo: allow for non @+= server msgs
|
||||
CChan* pChan = m_pNetwork->FindChan(sRest.Token(1));
|
||||
// If we don't know that channel, some client might have
|
||||
// requested a /names for it and we really should forward this.
|
||||
if (pChan) {
|
||||
CString sNicks = sRest.Token(2, true).TrimPrefix_n();
|
||||
pChan->AddNicks(sNicks);
|
||||
if (pChan->IsDetached()) {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
|
||||
ForwardRaw353(Message);
|
||||
|
||||
// We forwarded it already, so return
|
||||
return true;
|
||||
}
|
||||
case 366: { // end of names list
|
||||
// :irc.server.com 366 nick #chan :End of /NAMES list.
|
||||
CChan* pChan = m_pNetwork->FindChan(sRest.Token(0));
|
||||
|
||||
if (pChan) {
|
||||
if (pChan->IsOn()) {
|
||||
// If we are the only one in the chan, set our default modes
|
||||
if (pChan->GetNickCount() == 1) {
|
||||
CString sModes = pChan->GetDefaultModes();
|
||||
|
||||
if (sModes.empty()) {
|
||||
sModes = m_pNetwork->GetUser()->GetDefaultChanModes();
|
||||
}
|
||||
|
||||
if (!sModes.empty()) {
|
||||
PutIRC("MODE " + pChan->GetName() + " " + sModes);
|
||||
}
|
||||
}
|
||||
}
|
||||
if (pChan->IsDetached()) {
|
||||
// don't put it to clients
|
||||
return true;
|
||||
}
|
||||
}
|
||||
|
||||
break;
|
||||
}
|
||||
case 375: // begin motd
|
||||
case 422: // MOTD File is missing
|
||||
if (m_pNetwork->GetIRCServer().Equals(sServer)) {
|
||||
m_pNetwork->ClearMotdBuffer();
|
||||
}
|
||||
case 372: // motd
|
||||
case 376: // end motd
|
||||
if (m_pNetwork->GetIRCServer().Equals(sServer)) {
|
||||
m_pNetwork->AddMotdBuffer(":" + _NAMEDFMT(sServer) + " " + sCmd + " {target} " + _NAMEDFMT(sRest));
|
||||
}
|
||||
break;
|
||||
case 437:
|
||||
// :irc.server.net 437 * badnick :Nick/channel is temporarily unavailable
|
||||
// :irc.server.net 437 mynick badnick :Nick/channel is temporarily unavailable
|
||||
// :irc.server.net 437 mynick badnick :Cannot change nickname while banned on channel
|
||||
if (m_pNetwork->IsChan(sRest.Token(0)) || sNick != "*")
|
||||
break;
|
||||
case 432: // :irc.server.com 432 * nick :Erroneous Nickname: Illegal characters
|
||||
case 433: {
|
||||
CString sBadNick = sRest.Token(0);
|
||||
|
||||
if (!m_bAuthed) {
|
||||
SendAltNick(sBadNick);
|
||||
return true;
|
||||
}
|
||||
break;
|
||||
}
|
||||
case 451:
|
||||
// :irc.server.com 451 CAP :You have not registered
|
||||
// Servers that dont support CAP will give us this error, dont send it to the client
|
||||
if (sNick.Equals("CAP"))
|
||||
return true;
|
||||
case 470: {
|
||||
// :irc.unreal.net 470 mynick [Link] #chan1 has become full, so you are automatically being transferred to the linked channel #chan2
|
||||
// :mccaffrey.freenode.net 470 mynick #electronics ##electronics :Forwarding to another channel
|
||||
|
||||
// freenode style numeric
|
||||
CChan* pChan = m_pNetwork->FindChan(sRest.Token(0));
|
||||
if (!pChan) {
|
||||
// unreal style numeric
|
||||
pChan = m_pNetwork->FindChan(sRest.Token(1));
|
||||
}
|
||||
if (pChan) {
|
||||
pChan->Disable();
|
||||
m_pNetwork->PutStatus("Channel [" + pChan->GetName() + "] is linked to "
|
||||
"another channel and was thus disabled.");
|
||||
}
|
||||
break;
|
||||
}
|
||||
case 670:
|
||||
// :hydra.sector5d.org 670 kylef :STARTTLS successful, go ahead with TLS handshake
|
||||
// 670 is a response to `STARTTLS` telling the client to switch to TLS
|
||||
|
||||
if (!GetSSL()) {
|
||||
StartTLS();
|
||||
m_pNetwork->PutStatus("Switched to SSL (STARTTLS)");
|
||||
}
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
bool CIRCSock::OnPartMessage(CPartMessage& Message) {
|
||||
const CNick& Nick = Message.GetNick();
|
||||
CString sChan = Message.GetTarget();
|
||||
|
||||
Reference in New Issue
Block a user