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construct/modules/m_whowas.c

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/*
* ircd-ratbox: A slightly useful ircd.
* m_whois.c: Shows who a user was.
*
* Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center
* Copyright (C) 1996-2002 Hybrid Development Team
* Copyright (C) 2002-2005 ircd-ratbox development team
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA
*
* $Id: m_whowas.c 1717 2006-07-04 14:41:11Z jilles $
*/
#include "stdinc.h"
#include "whowas.h"
#include "client.h"
#include "common.h"
#include "hash.h"
#include "match.h"
#include "ircd.h"
#include "ircd_defs.h"
#include "numeric.h"
#include "s_serv.h"
#include "s_user.h"
#include "send.h"
#include "s_conf.h"
#include "msg.h"
#include "parse.h"
#include "modules.h"
static int m_whowas(struct Client *, struct Client *, int, const char **);
struct Message whowas_msgtab = {
"WHOWAS", 0, 0, 0, MFLG_SLOW,
{mg_unreg, {m_whowas, 2}, {m_whowas, 4}, mg_ignore, mg_ignore, {m_whowas, 2}}
};
mapi_clist_av1 whowas_clist[] = { &whowas_msgtab, NULL };
DECLARE_MODULE_AV1(whowas, NULL, NULL, whowas_clist, NULL, NULL, "$Revision: 1717 $");
/*
** m_whowas
** parv[1] = nickname queried
*/
static int
m_whowas(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
struct Whowas *temp;
int cur = 0;
int max = -1, found = 0;
char *p;
const char *nick;
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char tbuf[26];
long sendq_limit;
static time_t last_used = 0L;
if(MyClient(source_p) && !IsOper(source_p))
{
if(last_used + (parc > 3 ? ConfigFileEntry.pace_wait :
ConfigFileEntry.pace_wait_simple
) > rb_current_time())
{
sendto_one(source_p, form_str(RPL_LOAD2HI),
me.name, source_p->name, "WHOWAS");
sendto_one(source_p, form_str(RPL_ENDOFWHOWAS),
me.name, source_p->name, parv[1]);
return 0;
}
else
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last_used = rb_current_time();
}
if(parc > 2)
max = atoi(parv[2]);
if(parc > 3)
if(hunt_server(client_p, source_p, ":%s WHOWAS %s %s :%s", 3, parc, parv))
return 0;
if(!MyClient(source_p) && (max <= 0 || max > 20))
max = 20;
if((p = strchr(parv[1], ',')))
*p = '\0';
nick = parv[1];
sendq_limit = get_sendq(client_p) * 9 / 10;
temp = WHOWASHASH[hash_whowas_name(nick)];
found = 0;
for (; temp; temp = temp->next)
{
if(!irccmp(nick, temp->name))
{
if(cur > 0 && rb_linebuf_len(&client_p->localClient->buf_sendq) > sendq_limit)
{
sendto_one(source_p, form_str(ERR_TOOMANYMATCHES),
me.name, source_p->name, "WHOWAS");
break;
}
sendto_one(source_p, form_str(RPL_WHOWASUSER),
me.name, source_p->name, temp->name,
temp->username, temp->hostname, temp->realname);
if (!EmptyString(temp->sockhost) &&
strcmp(temp->sockhost, "0") &&
show_ip_whowas(temp, source_p))
#if 0
sendto_one(source_p, form_str(RPL_WHOWASREAL),
me.name, source_p->name, temp->name,
"<untracked>", temp->sockhost);
#else
sendto_one_numeric(source_p, RPL_WHOISACTUALLY,
form_str(RPL_WHOISACTUALLY),
temp->name, temp->sockhost);
#endif
if (!EmptyString(temp->suser))
sendto_one_numeric(source_p, RPL_WHOISLOGGEDIN,
"%s %s :was logged in as",
temp->name, temp->suser);
sendto_one_numeric(source_p, RPL_WHOISSERVER,
form_str(RPL_WHOISSERVER),
temp->name, temp->servername,
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rb_ctime(temp->logoff, tbuf, sizeof(tbuf)));
cur++;
found++;
}
if(max > 0 && cur >= max)
break;
}
if(!found)
sendto_one(source_p, form_str(ERR_WASNOSUCHNICK),
me.name, source_p->name, nick);
sendto_one(source_p, form_str(RPL_ENDOFWHOWAS),
me.name, source_p->name, parv[1]);
return 0;
}