mirror of
https://github.com/matrix-construct/construct
synced 2024-11-26 00:32:35 +01:00
140 lines
4 KiB
C++
140 lines
4 KiB
C++
/*
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* ircd-ratbox: A slightly useful ircd.
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* m_whois.c: Shows who a user was.
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*
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* Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center
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* Copyright (C) 1996-2002 Hybrid Development Team
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* Copyright (C) 2002-2005 ircd-ratbox development team
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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* USA
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*/
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using namespace ircd;
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static const char whowas_desc[] =
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"Provides the WHOWAS command to display information on a disconnected user";
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static void m_whowas(struct MsgBuf *, client::client &, client::client &, int, const char **);
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struct Message whowas_msgtab = {
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"WHOWAS", 0, 0, 0, 0,
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{mg_unreg, {m_whowas, 2}, {m_whowas, 4}, mg_ignore, mg_ignore, {m_whowas, 2}}
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};
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mapi_clist_av1 whowas_clist[] = { &whowas_msgtab, NULL };
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DECLARE_MODULE_AV2(whowas, NULL, NULL, whowas_clist, NULL, NULL, NULL, NULL, whowas_desc);
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/*
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** m_whowas
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** parv[1] = nickname queried
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*/
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static void
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m_whowas(struct MsgBuf *msgbuf_p, client::client &client, client::client &source, int parc, const char *parv[])
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{
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rb_dlink_list *whowas_list;
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rb_dlink_node *ptr;
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int cur = 0;
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int max = -1;
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char *p;
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const char *nick;
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char tbuf[26];
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long sendq_limit;
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static time_t last_used = 0L;
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if(my(source) && !is(source, umode::OPER))
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{
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if(last_used + (parc > 3 ? ConfigFileEntry.pace_wait :
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ConfigFileEntry.pace_wait_simple
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) > rb_current_time())
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{
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sendto_one(&source, form_str(RPL_LOAD2HI),
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me.name, source.name, "WHOWAS");
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sendto_one_numeric(&source, RPL_ENDOFWHOWAS, form_str(RPL_ENDOFWHOWAS),
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parv[1]);
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return;
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}
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else
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last_used = rb_current_time();
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}
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if(parc > 2)
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max = atoi(parv[2]);
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if(parc > 3)
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if(hunt_server(&client, &source, ":%s WHOWAS %s %s :%s", 3, parc, parv))
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return;
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if(!my(source) && (max <= 0 || max > 20))
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max = 20;
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if((p = (char *)strchr(parv[1], ',')))
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*p = '\0';
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nick = parv[1];
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sendq_limit = get_sendq(&client) * 9 / 10;
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const auto history(whowas::history(nick));
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if(history.empty())
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{
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sendto_one_numeric(&source, ERR_WASNOSUCHNICK, form_str(ERR_WASNOSUCHNICK), nick);
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sendto_one_numeric(&source, RPL_ENDOFWHOWAS, form_str(RPL_ENDOFWHOWAS), parv[1]);
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return;
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}
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for(const auto &ww : history)
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{
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if(cur > 0 && rb_linebuf_len(&client.localClient->buf_sendq) > sendq_limit)
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{
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sendto_one(&source, form_str(ERR_TOOMANYMATCHES),
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me.name,
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source.name,
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"WHOWAS");
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break;
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}
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sendto_one(&source, form_str(RPL_WHOWASUSER),
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me.name,
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source.name,
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ww->name,
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ww->username,
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ww->hostname,
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ww->realname);
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if(!EmptyString(ww->sockhost) && strcmp(ww->sockhost, "0") && show_ip_whowas(*ww, source))
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sendto_one_numeric(&source, RPL_WHOISACTUALLY, form_str(RPL_WHOISACTUALLY),
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ww->name,
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ww->sockhost);
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if(!EmptyString(ww->suser))
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sendto_one_numeric(&source, RPL_WHOISLOGGEDIN, "%s %s :was logged in as",
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ww->name,
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ww->suser);
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sendto_one_numeric(&source, RPL_WHOISSERVER, form_str(RPL_WHOISSERVER),
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ww->name,
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ww->scache? name(*ww->scache).c_str() : "*",
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rb_ctime(ww->logoff, tbuf, sizeof(tbuf)));
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cur++;
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if(max > 0 && cur >= max)
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break;
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}
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sendto_one_numeric(&source, RPL_ENDOFWHOWAS, form_str(RPL_ENDOFWHOWAS), parv[1]);
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}
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