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cull_list.cpp

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/*       +------------------------------------+
 *       | Inspire Internet Relay Chat Daemon |
 *       +------------------------------------+
 *
 *  InspIRCd: (C) 2002-2008 InspIRCd Development Team
 * See: http://www.inspircd.org/wiki/index.php/Credits
 *
 * This program is free but copyrighted software; see
 *            the file COPYING for details.
 *
 * ---------------------------------------------------
 */

/* $Core */

#include "inspircd.h"
#include "cull_list.h"

CullList::CullList(InspIRCd* Instance) : ServerInstance(Instance)
{
        list.clear();
}

void CullList::AddItem(User* user)
{
        list.push_back(user);
}

void CullList::MakeSilent(User* user)
{
        user->quietquit = true;
        return;
}

int CullList::Apply()
{
        int n = list.size();
        int i = 0;

        while (list.size() && i++ != 100)
        {
                std::vector<User *>::iterator a = list.begin();

                User *u = (*a);
                user_hash::iterator iter = ServerInstance->Users->clientlist->find(u->nick);
                const std::string& preset_reason = u->GetOperQuit();
                std::string reason;
                std::string oper_reason;

                reason.assign(u->quitmsg, 0, ServerInstance->Config->Limits.MaxQuit);
                oper_reason.assign(preset_reason.empty() ? preset_reason : u->operquitmsg, 0, ServerInstance->Config->Limits.MaxQuit);

                if (u->registered != REG_ALL)
                        if (ServerInstance->Users->unregistered_count)
                                ServerInstance->Users->unregistered_count--;

                if (IS_LOCAL(u))
                {
                        if (!u->sendq.empty())
                                u->FlushWriteBuf();
                }

                if (u->registered == REG_ALL)
                {
                        FOREACH_MOD_I(ServerInstance,I_OnUserQuit,OnUserQuit(u, reason, oper_reason));
                        u->PurgeEmptyChannels();
                        u->WriteCommonQuit(reason, oper_reason);
                }

                FOREACH_MOD_I(ServerInstance,I_OnUserDisconnect,OnUserDisconnect(u));

                if (IS_LOCAL(u))
                {
                        if (u->GetIOHook())
                        {
                                try
                                {
                                        u->GetIOHook()->OnRawSocketClose(u->GetFd());
                                }
                                catch (CoreException& modexcept)
                                {
                                        ServerInstance->Logs->Log("CULLLIST",DEBUG, "%s threw an exception: %s", modexcept.GetSource(), modexcept.GetReason());
                                }
                        }

                        ServerInstance->SE->DelFd(u);
                        u->CloseSocket();
                }

                /*
                 * this must come before the ServerInstance->SNO->WriteToSnoMaskso that it doesnt try to fill their buffer with anything
                 * if they were an oper with +sn +qQ.
                 */
                if (u->registered == REG_ALL)
                {
                        if (IS_LOCAL(u))
                        {
                                if (!u->quietquit)
                                {
                                        ServerInstance->SNO->WriteToSnoMask('q',"Client exiting: %s!%s@%s [%s]", u->nick.c_str(), u->ident.c_str(), u->host.c_str(), oper_reason.c_str());
                                }
                        }
                        else
                        {
                                if ((!ServerInstance->SilentULine(u->server)) && (!u->quietquit))
                                {
                                        ServerInstance->SNO->WriteToSnoMask('Q',"Client exiting on server %s: %s!%s@%s [%s]", u->server, u->nick.c_str(), u->ident.c_str(), u->host.c_str(), oper_reason.c_str());
                                }
                        }
                        u->AddToWhoWas();
                }

                if (iter != ServerInstance->Users->clientlist->end())
                {
                        ServerInstance->Users->clientlist->erase(iter);
                }
                else
                {
                        ServerInstance->Logs->Log("CULLLIST", DEBUG, "iter == clientlist->end, can't remove them from hash... problematic..");
                }

                if (IS_LOCAL(u))
                {
                        std::vector<User*>::iterator x = find(ServerInstance->Users->local_users.begin(),ServerInstance->Users->local_users.end(),u);
                        if (x != ServerInstance->Users->local_users.end())
                                ServerInstance->Users->local_users.erase(x);
                        else
                        {
                                ServerInstance->Logs->Log("CULLLIST", DEBUG, "Failed to remove user from vector..");
                        }
                }

                delete u;
                list.erase(list.begin());
        }

        return n;
}