ircd-hybrid/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"

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 *, 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}
};

#ifndef STATIC_MODULES
void _modinit(void)
{
  mod_add_cmd(&map_msgtab);
}

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

const char *_version = "$Revision$";
#endif

static char buf[IRCD_BUFSIZE];

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

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

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

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

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

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

  /* IsOper isn't called *that* often. */
  if (IsOper(client_p))
  {
    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->users);

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

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

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

  i = 1;

  DLINK_FOREACH(ptr, root_p->serv->servers.head)
  {
    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:	69
Committed:	Tue Oct 4 16:09:51 2005 UTC (20 years, 10 months ago) by adx
Content type:	text/x-csrc
File size:	3761 byte(s)
Log Message:	- splitted ircd/libio, all headers connected with libio sources have been moved for internal use only. To use libio interface, include "libio.h" (which is already done in "stdinc.h")
#	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
34			static void m_map(struct Client , struct Client , int, char *[]);
35			static void mo_map(struct Client , struct Client , int, char *[]);
36			static void dump_map(struct Client , struct Client , int, char *);
37
38			struct Message map_msgtab = {
39			"MAP", 0, 0, 0, 0, MFLG_SLOW, 0,
40			{m_unregistered, m_map, m_ignore, m_ignore, mo_map, m_ignore}
41			};
42
43			#ifndef STATIC_MODULES
44			void _modinit(void)
45			{
46			mod_add_cmd(&map_msgtab);
47			}
48
49			void _moddeinit(void)
50			{
51			mod_del_cmd(&map_msgtab);
52			}
53
54	knight	31	const char *_version = "$Revision$";
55	adx	30	#endif
56
57			static char buf[IRCD_BUFSIZE];
58
59			/* m_map()
60			* parv[0] = sender prefix
61			*/
62			static void
63			m_map(struct Client client_p, struct Client source_p,
64			int parc, char *parv[])
65			{
66			if (!ConfigServerHide.flatten_links)
67			{
68			dump_map(client_p, &me, 0, buf);
69			sendto_one(client_p, form_str(RPL_MAPEND), me.name, client_p->name);
70			return;
71			}
72
73			m_not_oper(client_p, source_p, parc, parv);
74			}
75
76			/* mo_map()
77			* parv[0] = sender prefix
78			*/
79			static void
80			mo_map(struct Client client_p, struct Client source_p,
81			int parc, char *parv[])
82			{
83			dump_map(client_p, &me, 0, buf);
84			sendto_one(client_p, form_str(RPL_MAPEND), me.name, client_p->name);
85			}
86
87			/* dump_map()
88			* dumps server map, called recursively.
89			*/
90			static void
91			dump_map(struct Client client_p, struct Client root_p, int start_len,
92			char *pbuf)
93			{
94			int cnt = 0, i = 0, l = 0, len = start_len;
95			int users, dashes;
96			dlink_node *ptr;
97			struct Client *server_p;
98			char *pb;
99
100			*pbuf= '\0';
101			pb = pbuf;
102
103			l = ircsprintf(pb, "%s", root_p->name);
104			pb += l;
105			len += l;
106
107			/* IsOper isn't called that often. */
108			if (IsOper(client_p))
109			{
110			if (root_p->id[0] != '\0')
111			{
112			l = ircsprintf(pb, "[%s]", root_p->id);
113			pb += l;
114			len += l;
115			}
116			}
117
118			*pb++ = ' ';
119			len++;
120			dashes = 50 - len;
121			for(i = 0; i < dashes; i++)
122			{
123			*pb++ = '-';
124			}
125			*pb++ = ' ';
126			*pb++ = '\|';
127
128			users = dlink_list_length(&root_p->serv->users);
129
130			sprintf(pb, " Users: %5d (%1.1f%%)", users,
131			100 * (float)users / (float)Count.total);
132
133			sendto_one(client_p, form_str(RPL_MAP), me.name, client_p->name, buf);
134
135			if (root_p->serv->servers.head)
136			{
137			cnt += dlink_list_length(&root_p->serv->servers);
138
139			if (cnt)
140			{
141			if (pbuf > buf + 3)
142			{
143			pbuf[-2] = ' ';
144
145			if (pbuf[-3] == '`')
146			pbuf[-3] = ' ';
147			}
148			}
149			}
150
151			i = 1;
152
153			DLINK_FOREACH(ptr, root_p->serv->servers.head)
154			{
155			server_p = ptr->data;
156
157			*pbuf = ' ';
158			if (i < cnt)
159			*(pbuf + 1) = '\|';
160			else
161			*(pbuf + 1) = '`';
162
163			*(pbuf + 2) = '-';
164			*(pbuf + 3) = ' ';
165			dump_map(client_p, server_p, start_len+4, pbuf+4);
166
167			++i;
168			}
169			}