8.0.6/modules/m_whowas.c

/*
 *  ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
 *  m_whois.c: Shows who a user was.
 *
 *  Copyright (C) 2002 by the past and present ircd coders, and others.
 *
 *  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
 *
 *  $Id$
 */

#include "stdinc.h"
#include "whowas.h"
#include "handlers.h"
#include "client.h"
#include "common.h"
#include "hash.h"
#include "irc_string.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 void
whowas_do(struct Client *client_p, struct Client *source_p,
          int parc, char *parv[])
{
  struct Whowas *temp = NULL;
  int cur = 0;
  int max = -1;
  char *p = NULL, *nick = NULL;

  if (parc > 2)
  {
    max = atoi(parv[2]);

    if (!MyConnect(source_p) && max > 20)
      max = 20;
  }

  if (parc > 3)
    if (hunt_server(client_p, source_p, ":%s WHOWAS %s %s :%s", 3,
                    parc, parv) != HUNTED_ISME)
      return;

  nick = parv[1];
  while (*nick == ',')
    nick++;
  if ((p = strchr(nick,',')) != NULL)
    *p = '\0';
  if (*nick == '\0')
    return;

  temp  = WHOWASHASH[strhash(nick)];

  for (; temp; temp = temp->next)
  {
    if (!irccmp(nick, temp->name))
    {
      sendto_one(source_p, form_str(RPL_WHOWASUSER),
                 me.name, source_p->name, temp->name,
                 temp->username, temp->hostname,
                 temp->realname);

      if (ConfigServerHide.hide_servers && !HasUMode(source_p, UMODE_OPER))
        sendto_one(source_p, form_str(RPL_WHOISSERVER),
                   me.name, source_p->name, temp->name,
                   ServerInfo.network_name, myctime(temp->logoff));
      else
        sendto_one(source_p, form_str(RPL_WHOISSERVER),
                   me.name, source_p->name, temp->name,
                   temp->servername, myctime(temp->logoff));
      cur++;
    }

    if (max > 0 && cur >= max)
      break;
  }

  if (!cur)
    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]);
}

/*
** m_whowas
**      parv[0] = sender prefix
**      parv[1] = nickname queried
*/
static void
m_whowas(struct Client *client_p, struct Client *source_p,
         int parc, char *parv[])
{
  static time_t last_used = 0;

  if (parc < 2 || EmptyString(parv[1]))
  {
    sendto_one(source_p, form_str(ERR_NONICKNAMEGIVEN),
               me.name, source_p->name);
    return;
  }

  if ((last_used + ConfigFileEntry.pace_wait) > CurrentTime)
  {
    sendto_one(source_p,form_str(RPL_LOAD2HI),
               me.name, source_p->name);
    return;
  }

  last_used = CurrentTime;

  whowas_do(client_p, source_p, parc, parv);
}

static void
mo_whowas(struct Client *client_p, struct Client *source_p,
          int parc, char *parv[])
{
  if (parc < 2 || EmptyString(parv[1]))
  {
    sendto_one(source_p, form_str(ERR_NONICKNAMEGIVEN),
               me.name, source_p->name);
    return;
  }

  whowas_do(client_p, source_p, parc, parv);
}

static struct Message whowas_msgtab = {
  "WHOWAS", 0, 0, 0, MAXPARA, MFLG_SLOW, 0,
  { m_unregistered, m_whowas, mo_whowas, m_ignore, mo_whowas, m_ignore }
};

static void
module_init(void)
{
  mod_add_cmd(&whowas_msgtab);
}

static void
module_exit(void)
{
  mod_del_cmd(&whowas_msgtab);
}

struct module module_entry = {
  .node    = { NULL, NULL, NULL },
  .name    = NULL,
  .version = "$Revision$",
  .handle  = NULL,
  .modinit = module_init,
  .modexit = module_exit,
  .flags   = 0
};
Revision:	1230
Committed:	Thu Sep 22 19:41:19 2011 UTC (15 years ago) by michael
Content type:	text/x-csrc
Original Path:	*ircd-hybrid-8/modules/m_whowas.c*
File size:	4332 byte(s)
Log Message:	- cleanup module loader. Make module api more flexible
#	User	Rev	Content
1	adx	30	/*
2			* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3			* m_whois.c: Shows who a user was.
4			*
5			* Copyright (C) 2002 by the past and present ircd coders, and others.
6			*
7			* This program is free software; you can redistribute it and/or modify
8			* it under the terms of the GNU General Public License as published by
9			* the Free Software Foundation; either version 2 of the License, or
10			* (at your option) any later version.
11			*
12			* This program is distributed in the hope that it will be useful,
13			* but WITHOUT ANY WARRANTY; without even the implied warranty of
14			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15			* GNU General Public License for more details.
16			*
17			* You should have received a copy of the GNU General Public License
18			* along with this program; if not, write to the Free Software
19			* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
20			* USA
21			*
22	knight	31	* $Id$
23	adx	30	*/
24
25			#include "stdinc.h"
26			#include "whowas.h"
27			#include "handlers.h"
28			#include "client.h"
29			#include "common.h"
30			#include "hash.h"
31			#include "irc_string.h"
32			#include "ircd.h"
33			#include "ircd_defs.h"
34			#include "numeric.h"
35			#include "s_serv.h"
36			#include "s_user.h"
37			#include "send.h"
38			#include "s_conf.h"
39			#include "msg.h"
40			#include "parse.h"
41			#include "modules.h"
42
43
44			static void
45			whowas_do(struct Client client_p, struct Client source_p,
46			int parc, char *parv[])
47			{
48			struct Whowas *temp = NULL;
49			int cur = 0;
50			int max = -1;
51	michael	143	char p = NULL, nick = NULL;
52	adx	30
53			if (parc > 2)
54	michael	145	{
55	adx	30	max = atoi(parv[2]);
56	michael	143
57	michael	145	if (!MyConnect(source_p) && max > 20)
58			max = 20;
59			}
60
61	adx	30	if (parc > 3)
62	michael	143	if (hunt_server(client_p, source_p, ":%s WHOWAS %s %s :%s", 3,
63			parc, parv) != HUNTED_ISME)
64	adx	30	return;
65
66			nick = parv[1];
67			while (*nick == ',')
68			nick++;
69			if ((p = strchr(nick,',')) != NULL)
70			*p = '\0';
71			if (*nick == '\0')
72			return;
73
74			temp = WHOWASHASH[strhash(nick)];
75
76			for (; temp; temp = temp->next)
77			{
78	michael	1121	if (!irccmp(nick, temp->name))
79	adx	30	{
80			sendto_one(source_p, form_str(RPL_WHOWASUSER),
81			me.name, source_p->name, temp->name,
82			temp->username, temp->hostname,
83			temp->realname);
84
85	michael	1219	if (ConfigServerHide.hide_servers && !HasUMode(source_p, UMODE_OPER))
86	adx	30	sendto_one(source_p, form_str(RPL_WHOISSERVER),
87			me.name, source_p->name, temp->name,
88			ServerInfo.network_name, myctime(temp->logoff));
89			else
90			sendto_one(source_p, form_str(RPL_WHOISSERVER),
91			me.name, source_p->name, temp->name,
92			temp->servername, myctime(temp->logoff));
93			cur++;
94			}
95
96			if (max > 0 && cur >= max)
97			break;
98			}
99
100			if (!cur)
101			sendto_one(source_p, form_str(ERR_WASNOSUCHNICK),
102			me.name, source_p->name, nick);
103
104			sendto_one(source_p, form_str(RPL_ENDOFWHOWAS),
105			me.name, source_p->name, parv[1]);
106			}
107	michael	1230
108			/*
109			** m_whowas
110			** parv[0] = sender prefix
111			** parv[1] = nickname queried
112			*/
113			static void
114			m_whowas(struct Client client_p, struct Client source_p,
115			int parc, char *parv[])
116			{
117			static time_t last_used = 0;
118
119			if (parc < 2 \|\| EmptyString(parv[1]))
120			{
121			sendto_one(source_p, form_str(ERR_NONICKNAMEGIVEN),
122			me.name, source_p->name);
123			return;
124			}
125
126			if ((last_used + ConfigFileEntry.pace_wait) > CurrentTime)
127			{
128			sendto_one(source_p,form_str(RPL_LOAD2HI),
129			me.name, source_p->name);
130			return;
131			}
132
133			last_used = CurrentTime;
134
135			whowas_do(client_p, source_p, parc, parv);
136			}
137
138			static void
139			mo_whowas(struct Client client_p, struct Client source_p,
140			int parc, char *parv[])
141			{
142			if (parc < 2 \|\| EmptyString(parv[1]))
143			{
144			sendto_one(source_p, form_str(ERR_NONICKNAMEGIVEN),
145			me.name, source_p->name);
146			return;
147			}
148
149			whowas_do(client_p, source_p, parc, parv);
150			}
151
152			static struct Message whowas_msgtab = {
153			"WHOWAS", 0, 0, 0, MAXPARA, MFLG_SLOW, 0,
154			{ m_unregistered, m_whowas, mo_whowas, m_ignore, mo_whowas, m_ignore }
155			};
156
157			static void
158			module_init(void)
159			{
160			mod_add_cmd(&whowas_msgtab);
161			}
162
163			static void
164			module_exit(void)
165			{
166			mod_del_cmd(&whowas_msgtab);
167			}
168
169			struct module module_entry = {
170			.node = { NULL, NULL, NULL },
171			.name = NULL,
172			.version = "$Revision$",
173			.handle = NULL,
174			.modinit = module_init,
175			.modexit = module_exit,
176			.flags = 0
177			};