8.2.0beta2/modules/m_map.c

/*
 *  ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
 *  m_map.c: Sends an Undernet compatible map to a user.
 *
 *  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 "client.h"
#include "modules.h"
#include "handlers.h"
#include "numeric.h"
#include "send.h"
#include "s_conf.h"
#include "ircd.h"
#include "irc_string.h"
#include "sprintf_irc.h"


static char buf[IRCD_BUFSIZE];
static void m_map(struct Client *, struct Client *, int, char *[]);
static void mo_map(struct Client *, struct Client *, int, char *[]);
static void dump_map(struct Client *, const struct Client *, int, char *);

struct Message map_msgtab = {
  "MAP", 0, 0, 0, 0, MFLG_SLOW, 0,
  { m_unregistered, m_map, m_ignore, m_ignore, mo_map, m_ignore }
};

void
_modinit(void)
{
  mod_add_cmd(&map_msgtab);
}

void
_moddeinit(void)
{
  mod_del_cmd(&map_msgtab);
}

const char *_version = "$Revision$";


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

  if (ConfigServerHide.flatten_links)
  {
    m_not_oper(client_p, source_p, parc, parv);
    return;
  }

  if ((last_used + ConfigFileEntry.pace_wait) > CurrentTime)
  {
    /* safe enough to give this on a local connect only */
    sendto_one(source_p, form_str(RPL_LOAD2HI),
               me.name, source_p->name);
    return;
  }

  last_used = CurrentTime;

  dump_map(source_p, &me, 0, buf);
  sendto_one(source_p, form_str(RPL_MAPEND), me.name, source_p->name);
}

/* mo_map()
 *      parv[0] = sender prefix
 */
static void
mo_map(struct Client *client_p, struct Client *source_p,
       int parc, char *parv[])
{
  dump_map(source_p, &me, 0, buf);
  sendto_one(source_p, form_str(RPL_MAPEND), me.name, source_p->name);
}

/* dump_map()
 *   dumps server map, called recursively.
 */
static void
dump_map(struct Client *client_p, const struct Client *root_p,
         int start_len, char *pbuf)
{
  int cnt = 0, i = 0, l = 0, len = start_len;
  int users, dashes;
  const dlink_node *ptr = NULL;
  char *pb;

  *pbuf= '\0';
  pb = pbuf;

  l = ircsprintf(pb, "%s", root_p->name);
  pb += l;
  len += l;

  if (root_p->id[0] != '\0')
  {
    l = ircsprintf(pb, "[%s]", root_p->id);
    pb += l;
    len += l;
  }

  *pb++ = ' ';
  len++;
  dashes = 50 - len;

  for (i = 0; i < dashes; i++)
    *pb++ = '-';

  *pb++ = ' ';
  *pb++ = '|';

  users = dlink_list_length(&root_p->serv->client_list);

  sprintf(pb, " Users: %5d (%1.1f%%)", users,
          100 * (float)users / (float)Count.total);

  sendto_one(client_p, form_str(RPL_MAP), me.name, client_p->name, buf);

  if (root_p->serv->server_list.head)
  {
    cnt += dlink_list_length(&root_p->serv->server_list);

    if (cnt)
    {
      if (pbuf > buf + 3)
      {
        pbuf[-2] = ' ';

        if (pbuf[-3] == '`')
          pbuf[-3] = ' ';
      }
    }
  }

  i = 1;

  DLINK_FOREACH(ptr, root_p->serv->server_list.head)
  {
    const struct Client *server_p = ptr->data;

    *pbuf = ' ';

    if (i < cnt)
      *(pbuf + 1) = '|';
    else
      *(pbuf + 1) = '`';

    *(pbuf + 2) = '-';
    *(pbuf + 3) = ' ';
    dump_map(client_p, server_p, start_len + 4, pbuf + 4);
 
    ++i;
  }
}
Revision:	1121
Committed:	Sun Jan 9 11:03:03 2011 UTC (15 years, 6 months ago) by michael
Content type:	text/x-csrc
Original Path:	*ircd-hybrid-7.3/modules/m_map.c*
File size:	4021 byte(s)
Log Message:	- removed all instances of STATIC_MODULES since we don't have static modules anymore - removed m_mkpasswd module from contrib
#	User	Rev	Content
1	adx	30	/*
2			* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3			* m_map.c: Sends an Undernet compatible map to a user.
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 "client.h"
27			#include "modules.h"
28			#include "handlers.h"
29			#include "numeric.h"
30			#include "send.h"
31			#include "s_conf.h"
32			#include "ircd.h"
33			#include "irc_string.h"
34			#include "sprintf_irc.h"
35
36	michael	889
37			static char buf[IRCD_BUFSIZE];
38	adx	30	static void m_map(struct Client , struct Client , int, char *[]);
39			static void mo_map(struct Client , struct Client , int, char *[]);
40	michael	979	static void dump_map(struct Client , const struct Client , int, char *);
41	adx	30
42			struct Message map_msgtab = {
43			"MAP", 0, 0, 0, 0, MFLG_SLOW, 0,
44	michael	889	{ m_unregistered, m_map, m_ignore, m_ignore, mo_map, m_ignore }
45	adx	30	};
46
47	michael	889	void
48			_modinit(void)
49	adx	30	{
50			mod_add_cmd(&map_msgtab);
51			}
52
53	michael	889	void
54			_moddeinit(void)
55	adx	30	{
56			mod_del_cmd(&map_msgtab);
57			}
58
59	knight	31	const char *_version = "$Revision$";
60	adx	30
61
62			/* m_map()
63			* parv[0] = sender prefix
64			*/
65			static void
66			m_map(struct Client client_p, struct Client source_p,
67			int parc, char *parv[])
68			{
69	adx	268	static time_t last_used = 0;
70
71	michael	979	if (ConfigServerHide.flatten_links)
72	adx	30	{
73	michael	979	m_not_oper(client_p, source_p, parc, parv);
74			return;
75			}
76	michael	889
77	michael	979	if ((last_used + ConfigFileEntry.pace_wait) > CurrentTime)
78			{
79			/* safe enough to give this on a local connect only */
80			sendto_one(source_p, form_str(RPL_LOAD2HI),
81			me.name, source_p->name);
82	adx	30	return;
83			}
84
85	michael	979	last_used = CurrentTime;
86
87			dump_map(source_p, &me, 0, buf);
88			sendto_one(source_p, form_str(RPL_MAPEND), me.name, source_p->name);
89	adx	30	}
90
91			/* mo_map()
92			* parv[0] = sender prefix
93			*/
94			static void
95			mo_map(struct Client client_p, struct Client source_p,
96			int parc, char *parv[])
97			{
98	michael	979	dump_map(source_p, &me, 0, buf);
99			sendto_one(source_p, form_str(RPL_MAPEND), me.name, source_p->name);
100	adx	30	}
101
102			/* dump_map()
103			* dumps server map, called recursively.
104			*/
105			static void
106	michael	979	dump_map(struct Client client_p, const struct Client root_p,
107			int start_len, char *pbuf)
108	adx	30	{
109			int cnt = 0, i = 0, l = 0, len = start_len;
110			int users, dashes;
111	michael	979	const dlink_node *ptr = NULL;
112	adx	30	char *pb;
113
114			*pbuf= '\0';
115			pb = pbuf;
116
117			l = ircsprintf(pb, "%s", root_p->name);
118			pb += l;
119			len += l;
120
121	michael	889	if (root_p->id[0] != '\0')
122	adx	30	{
123	michael	889	l = ircsprintf(pb, "[%s]", root_p->id);
124			pb += l;
125			len += l;
126	adx	30	}
127
128			*pb++ = ' ';
129			len++;
130			dashes = 50 - len;
131	michael	889
132			for (i = 0; i < dashes; i++)
133	adx	30	*pb++ = '-';
134	michael	889
135	adx	30	*pb++ = ' ';
136			*pb++ = '\|';
137
138	michael	889	users = dlink_list_length(&root_p->serv->client_list);
139	adx	30
140			sprintf(pb, " Users: %5d (%1.1f%%)", users,
141	michael	889	100 * (float)users / (float)Count.total);
142	adx	30
143			sendto_one(client_p, form_str(RPL_MAP), me.name, client_p->name, buf);
144	michael	889
145			if (root_p->serv->server_list.head)
146	adx	30	{
147	michael	889	cnt += dlink_list_length(&root_p->serv->server_list);
148	adx	30
149			if (cnt)
150			{
151			if (pbuf > buf + 3)
152			{
153			pbuf[-2] = ' ';
154
155			if (pbuf[-3] == '`')
156			pbuf[-3] = ' ';
157			}
158			}
159			}
160
161			i = 1;
162
163	michael	889	DLINK_FOREACH(ptr, root_p->serv->server_list.head)
164	adx	30	{
165	michael	979	const struct Client *server_p = ptr->data;
166	adx	30
167			*pbuf = ' ';
168	michael	889
169	adx	30	if (i < cnt)
170			*(pbuf + 1) = '\|';
171			else
172			*(pbuf + 1) = '`';
173	michael	889
174	adx	30	*(pbuf + 2) = '-';
175			*(pbuf + 3) = ' ';
176	michael	889	dump_map(client_p, server_p, start_len + 4, pbuf + 4);
177	adx	30
178			++i;
179			}
180			}