8.1.x/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: m_map.c,v 1.24 2005/08/17 16:02:51 michael Exp $
 */

#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 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: 1.24 $";
#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:	30
Committed:	Sun Oct 2 20:03:27 2005 UTC (19 years, 11 months ago) by adx
Content type:	text/x-csrc
Original Path:	*ircd-hybrid/modules/m_map.c*
File size:	3866 byte(s)
Log Message:	- imported sources - can be moved later according to the directory/branching scheme, but we need the svn up
#	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			* $Id: m_map.c,v 1.24 2005/08/17 16:02:51 michael Exp $
23			*/
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			static void m_map(struct Client , struct Client , int, char *[]);
37			static void mo_map(struct Client , struct Client , int, char *[]);
38			static void dump_map(struct Client , struct Client , int, char *);
39
40			struct Message map_msgtab = {
41			"MAP", 0, 0, 0, 0, MFLG_SLOW, 0,
42			{m_unregistered, m_map, m_ignore, m_ignore, mo_map, m_ignore}
43			};
44
45			#ifndef STATIC_MODULES
46			void _modinit(void)
47			{
48			mod_add_cmd(&map_msgtab);
49			}
50
51			void _moddeinit(void)
52			{
53			mod_del_cmd(&map_msgtab);
54			}
55
56			const char *_version = "$Revision: 1.24 $";
57			#endif
58
59			static char buf[IRCD_BUFSIZE];
60
61			/* m_map()
62			* parv[0] = sender prefix
63			*/
64			static void
65			m_map(struct Client client_p, struct Client source_p,
66			int parc, char *parv[])
67			{
68			if (!ConfigServerHide.flatten_links)
69			{
70			dump_map(client_p, &me, 0, buf);
71			sendto_one(client_p, form_str(RPL_MAPEND), me.name, client_p->name);
72			return;
73			}
74
75			m_not_oper(client_p, source_p, parc, parv);
76			}
77
78			/* mo_map()
79			* parv[0] = sender prefix
80			*/
81			static void
82			mo_map(struct Client client_p, struct Client source_p,
83			int parc, char *parv[])
84			{
85			dump_map(client_p, &me, 0, buf);
86			sendto_one(client_p, form_str(RPL_MAPEND), me.name, client_p->name);
87			}
88
89			/* dump_map()
90			* dumps server map, called recursively.
91			*/
92			static void
93			dump_map(struct Client client_p, struct Client root_p, int start_len,
94			char *pbuf)
95			{
96			int cnt = 0, i = 0, l = 0, len = start_len;
97			int users, dashes;
98			dlink_node *ptr;
99			struct Client *server_p;
100			char *pb;
101
102			*pbuf= '\0';
103			pb = pbuf;
104
105			l = ircsprintf(pb, "%s", root_p->name);
106			pb += l;
107			len += l;
108
109			/* IsOper isn't called that often. */
110			if (IsOper(client_p))
111			{
112			if (root_p->id[0] != '\0')
113			{
114			l = ircsprintf(pb, "[%s]", root_p->id);
115			pb += l;
116			len += l;
117			}
118			}
119
120			*pb++ = ' ';
121			len++;
122			dashes = 50 - len;
123			for(i = 0; i < dashes; i++)
124			{
125			*pb++ = '-';
126			}
127			*pb++ = ' ';
128			*pb++ = '\|';
129
130			users = dlink_list_length(&root_p->serv->users);
131
132			sprintf(pb, " Users: %5d (%1.1f%%)", users,
133			100 * (float)users / (float)Count.total);
134
135			sendto_one(client_p, form_str(RPL_MAP), me.name, client_p->name, buf);
136
137			if (root_p->serv->servers.head)
138			{
139			cnt += dlink_list_length(&root_p->serv->servers);
140
141			if (cnt)
142			{
143			if (pbuf > buf + 3)
144			{
145			pbuf[-2] = ' ';
146
147			if (pbuf[-3] == '`')
148			pbuf[-3] = ' ';
149			}
150			}
151			}
152
153			i = 1;
154
155			DLINK_FOREACH(ptr, root_p->serv->servers.head)
156			{
157			server_p = ptr->data;
158
159			*pbuf = ' ';
160			if (i < cnt)
161			*(pbuf + 1) = '\|';
162			else
163			*(pbuf + 1) = '`';
164
165			*(pbuf + 2) = '-';
166			*(pbuf + 3) = ' ';
167			dump_map(client_p, server_p, start_len+4, pbuf+4);
168
169			++i;
170			}
171			}