ircd-hybrid/contrib/m_capture.c

/*
 *  ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
 *  m_capture.c: Makes a designated client captive
 *
 *  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 "tools.h"
#include "common.h"  
#include "handlers.h"
#include "client.h"
#include "hash.h"
#include "channel.h"
#include "channel_mode.h"
#include "hash.h"
#include "ircd.h"
#include "numeric.h"
#include "s_conf.h"
#include "s_serv.h"
#include "send.h"
#include "list.h"
#include "irc_string.h"
#include "sprintf_irc.h"
#include "msg.h"
#include "parse.h"
#include "modules.h"
#include "hook.h"

static void mo_capture(struct Client *, struct Client *, int, char *[]);
static void mo_uncapture(struct Client *, struct Client *, int, char *[]);

struct Message capture_msgtab = {
  "CAPTURE", 0, 0, 0, 0, MFLG_SLOW, 0,
  {m_unregistered, m_ignore, mo_capture, mo_capture, mo_capture, m_ignore}
};

struct Message uncapture_msgtab = {
  "UNCAPTURE", 0, 0, 0, 0, MFLG_SLOW, 0,
  {m_unregistered, m_ignore, mo_uncapture, mo_uncapture, mo_uncapture, m_ignore}
};

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

void
_moddeinit(void)
{
  mod_del_cmd(&capture_msgtab);
  mod_del_cmd(&uncapture_msgtab);
}

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

/* mo_capture
 *      parv[0] = sender prefix
 *      parv[1] = nickname masklist
 */
static void
mo_capture(struct Client *client_p, struct Client *source_p,
           int parc, char *parv[])
{
  struct Client *target_p = NULL;
  char *nick = NULL, *user = NULL, *host = NULL;
  char *p = NULL;
  dlink_node *ptr = NULL;

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

  /* XXX Add oper flag in future ? */

  if (MyClient(source_p) && !IsAdmin(source_p))
  {
    sendto_one(source_p, form_str(ERR_NOPRIVS),
               me.name, source_p->name, "CAPTURE");
    return;
  }

  if ((p = strchr(parv[1], '@')) == NULL)
  {
    if ((target_p = find_client(parv[1])) != NULL && IsClient(target_p))
    {
      if (MyConnect(target_p) && source_p != target_p)
      {
        if (IsOper(target_p))
        {
          sendto_one(source_p, form_str(ERR_NOPRIVS),
                     me.name, source_p->name, "CAPTURE");
          return;
        }

        if (!IsCaptured(target_p))
        {
          sendto_realops_flags(UMODE_ALL, L_ALL, "Captured %s (%s@%s)",
                               target_p->name, target_p->username,
                               target_p->host);
          SetCaptured(target_p);
        }

        sendto_one(source_p, form_str(RPL_ISCAPTURED),
                   me.name, source_p->name, target_p->name);
      }
      else if (IsCapable(target_p->from, CAP_ENCAP))
        sendto_one(target_p, ":%s ENCAP %s CAPTURE %s",
                   source_p->name, target_p->from->name, target_p->name);
    }
    else
      sendto_one(source_p, form_str(ERR_NOSUCHNICK),
                 me.name, source_p->name, parv[1]);
  }
  else
  {
    unsigned int matches = 0;

    /* p != NULL so user @ host given */
    nick = parv[1];
    *p++ = '\0';
    host = p;

    if ((p = strchr(nick, '!')) != NULL)
    {
      *p++ = '\0';
      user = p;
    }
    else
    {
      user = nick;
      nick = "*";
    }

    if (!valid_wild_card(source_p, YES, 3, nick, user, host))
      return;

    if (IsClient(client_p))
      sendto_server(client_p, NULL, NULL, CAP_ENCAP, 0, 0,
                    ":%s ENCAP * CAPTURE %s!%s@%s",
                    source_p->name, nick, user, host);

    DLINK_FOREACH(ptr, local_client_list.head)
    {
      target_p = ptr->data;

      if ((source_p == target_p) || IsOper(target_p) || IsCaptured(target_p))
        continue;

      if (match(nick, target_p->name) &&
          match(host, target_p->host) && match(user, target_p->username))
      {
        SetCaptured(target_p);
        ++matches;
      }
    }

    sendto_realops_flags(UMODE_ALL, L_ALL,
                         "Bulk captured %s!%s@%s, %u local match(es)",
                         nick, user, host, matches);
  }
}

/* mo_uncapture
 *      parv[0] = sender prefix
 *      parv[1] = nickname masklist
 */
static void
mo_uncapture(struct Client *client_p, struct Client *source_p,
             int parc, char *parv[])
{
  struct Client *target_p = NULL;
  char *nick = NULL, *user = NULL, *host = NULL, *p = NULL;
  dlink_node *ptr = NULL;

  if (MyClient(source_p) && !IsAdmin(source_p))
  {
    sendto_one(source_p, form_str(ERR_NOPRIVS),
               me.name, source_p->name, "CAPTURE");
    return;
  }

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

  if ((p = strchr(parv[1], '@')) == NULL)
  {      
    if ((target_p = find_client(parv[1])) != NULL && IsClient(target_p))
    {
      if (MyConnect(target_p))
      {
        if (IsCaptured(target_p))
        {
          ClearCaptured(target_p);

          sendto_realops_flags(UMODE_ALL, L_ALL, "Uncaptured %s (%s@%s)",
                               target_p->name, target_p->username,
                               target_p->host);
        }

        sendto_one(source_p, form_str(RPL_ISUNCAPTURED),
                   me.name, source_p->name, target_p->name);
      }
      else if (IsCapable(target_p->from, CAP_ENCAP))
        sendto_one(target_p, ":%s ENCAP %s UNCAPTURE %s",
                   source_p->name, target_p->from->name, target_p->name);
    }
    else
      sendto_one(source_p, form_str(ERR_NOSUCHNICK),
                 me.name, source_p->name, parv[1]);
  }
  else
  {
    unsigned int matches = 0;

    /* p != NULL so user @ host given */
    nick = parv[1];
    *p++ = '\0';
    host = p;

    if ((p = strchr(nick, '!')) != NULL)
    {
      *p++ = '\0';
      user = p;
    }
    else
    {
      user = nick;
      nick = "*";
    }

    if (IsClient(client_p))
      sendto_server(client_p, NULL, NULL, CAP_ENCAP, 0, 0,
                    ":%s ENCAP * UNCAPTURE %s!%s@%s",
                    source_p->name, nick, user, host);

    DLINK_FOREACH(ptr, local_client_list.head)
    {
      target_p = ptr->data;

      if (!IsCaptured(target_p))
        continue;

      if (match(nick, target_p->name) &&
          match(host, target_p->host) && match(user, target_p->username))
      {
        ClearCaptured(target_p);
        ++matches;
      }
    }

    sendto_realops_flags(UMODE_ALL, L_ALL,
                         "Bulk uncaptured %s!%s@%s, %u local match(es)",
                         nick, user, host, matches);
  }
}
Revision:	31
Committed:	Sun Oct 2 20:34:05 2005 UTC (20 years, 9 months ago) by knight
Content type:	text/x-csrc
File size:	7454 byte(s)
Log Message:	- Fix svn:keywords
#	User	Rev	Content
1	adx	30	/*
2			* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3			* m_capture.c: Makes a designated client captive
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 "tools.h"
27			#include "common.h"
28			#include "handlers.h"
29			#include "client.h"
30			#include "hash.h"
31			#include "channel.h"
32			#include "channel_mode.h"
33			#include "hash.h"
34			#include "ircd.h"
35			#include "numeric.h"
36			#include "s_conf.h"
37			#include "s_serv.h"
38			#include "send.h"
39			#include "list.h"
40			#include "irc_string.h"
41			#include "sprintf_irc.h"
42			#include "msg.h"
43			#include "parse.h"
44			#include "modules.h"
45			#include "hook.h"
46
47			static void mo_capture(struct Client , struct Client , int, char *[]);
48			static void mo_uncapture(struct Client , struct Client , int, char *[]);
49
50			struct Message capture_msgtab = {
51			"CAPTURE", 0, 0, 0, 0, MFLG_SLOW, 0,
52			{m_unregistered, m_ignore, mo_capture, mo_capture, mo_capture, m_ignore}
53			};
54
55			struct Message uncapture_msgtab = {
56			"UNCAPTURE", 0, 0, 0, 0, MFLG_SLOW, 0,
57			{m_unregistered, m_ignore, mo_uncapture, mo_uncapture, mo_uncapture, m_ignore}
58			};
59
60			#ifndef STATIC_MODULES
61			void
62			_modinit(void)
63			{
64			mod_add_cmd(&capture_msgtab);
65			mod_add_cmd(&uncapture_msgtab);
66			}
67
68			void
69			_moddeinit(void)
70			{
71			mod_del_cmd(&capture_msgtab);
72			mod_del_cmd(&uncapture_msgtab);
73			}
74
75	knight	31	const char *_version = "$Revision$";
76	adx	30	#endif
77
78			/* mo_capture
79			* parv[0] = sender prefix
80			* parv[1] = nickname masklist
81			*/
82			static void
83			mo_capture(struct Client client_p, struct Client source_p,
84			int parc, char *parv[])
85			{
86			struct Client *target_p = NULL;
87			char nick = NULL, user = NULL, *host = NULL;
88			char *p = NULL;
89			dlink_node *ptr = NULL;
90
91			if (parc < 2 \|\| EmptyString(parv[1]))
92			{
93			sendto_one(source_p, form_str(ERR_NONICKNAMEGIVEN),
94			me.name, source_p->name);
95			return;
96			}
97
98			/* XXX Add oper flag in future ? */
99
100			if (MyClient(source_p) && !IsAdmin(source_p))
101			{
102			sendto_one(source_p, form_str(ERR_NOPRIVS),
103			me.name, source_p->name, "CAPTURE");
104			return;
105			}
106
107			if ((p = strchr(parv[1], '@')) == NULL)
108			{
109			if ((target_p = find_client(parv[1])) != NULL && IsClient(target_p))
110			{
111			if (MyConnect(target_p) && source_p != target_p)
112			{
113			if (IsOper(target_p))
114			{
115			sendto_one(source_p, form_str(ERR_NOPRIVS),
116			me.name, source_p->name, "CAPTURE");
117			return;
118			}
119
120			if (!IsCaptured(target_p))
121			{
122			sendto_realops_flags(UMODE_ALL, L_ALL, "Captured %s (%s@%s)",
123			target_p->name, target_p->username,
124			target_p->host);
125			SetCaptured(target_p);
126			}
127
128			sendto_one(source_p, form_str(RPL_ISCAPTURED),
129			me.name, source_p->name, target_p->name);
130			}
131			else if (IsCapable(target_p->from, CAP_ENCAP))
132			sendto_one(target_p, ":%s ENCAP %s CAPTURE %s",
133			source_p->name, target_p->from->name, target_p->name);
134			}
135			else
136			sendto_one(source_p, form_str(ERR_NOSUCHNICK),
137			me.name, source_p->name, parv[1]);
138			}
139			else
140			{
141			unsigned int matches = 0;
142
143			/* p != NULL so user @ host given */
144			nick = parv[1];
145			*p++ = '\0';
146			host = p;
147
148			if ((p = strchr(nick, '!')) != NULL)
149			{
150			*p++ = '\0';
151			user = p;
152			}
153			else
154			{
155			user = nick;
156			nick = "*";
157			}
158
159			if (!valid_wild_card(source_p, YES, 3, nick, user, host))
160			return;
161
162			if (IsClient(client_p))
163			sendto_server(client_p, NULL, NULL, CAP_ENCAP, 0, 0,
164			":%s ENCAP * CAPTURE %s!%s@%s",
165			source_p->name, nick, user, host);
166
167			DLINK_FOREACH(ptr, local_client_list.head)
168			{
169			target_p = ptr->data;
170
171			if ((source_p == target_p) \|\| IsOper(target_p) \|\| IsCaptured(target_p))
172			continue;
173
174			if (match(nick, target_p->name) &&
175			match(host, target_p->host) && match(user, target_p->username))
176			{
177			SetCaptured(target_p);
178			++matches;
179			}
180			}
181
182			sendto_realops_flags(UMODE_ALL, L_ALL,
183			"Bulk captured %s!%s@%s, %u local match(es)",
184			nick, user, host, matches);
185			}
186			}
187
188			/* mo_uncapture
189			* parv[0] = sender prefix
190			* parv[1] = nickname masklist
191			*/
192			static void
193			mo_uncapture(struct Client client_p, struct Client source_p,
194			int parc, char *parv[])
195			{
196			struct Client *target_p = NULL;
197			char nick = NULL, user = NULL, host = NULL, p = NULL;
198			dlink_node *ptr = NULL;
199
200			if (MyClient(source_p) && !IsAdmin(source_p))
201			{
202			sendto_one(source_p, form_str(ERR_NOPRIVS),
203			me.name, source_p->name, "CAPTURE");
204			return;
205			}
206
207			if (parc < 2 \|\| EmptyString(parv[1]))
208			{
209			sendto_one(source_p, form_str(ERR_NONICKNAMEGIVEN),
210			me.name, source_p->name);
211			return;
212			}
213
214			if ((p = strchr(parv[1], '@')) == NULL)
215			{
216			if ((target_p = find_client(parv[1])) != NULL && IsClient(target_p))
217			{
218			if (MyConnect(target_p))
219			{
220			if (IsCaptured(target_p))
221			{
222			ClearCaptured(target_p);
223
224			sendto_realops_flags(UMODE_ALL, L_ALL, "Uncaptured %s (%s@%s)",
225			target_p->name, target_p->username,
226			target_p->host);
227			}
228
229			sendto_one(source_p, form_str(RPL_ISUNCAPTURED),
230			me.name, source_p->name, target_p->name);
231			}
232			else if (IsCapable(target_p->from, CAP_ENCAP))
233			sendto_one(target_p, ":%s ENCAP %s UNCAPTURE %s",
234			source_p->name, target_p->from->name, target_p->name);
235			}
236			else
237			sendto_one(source_p, form_str(ERR_NOSUCHNICK),
238			me.name, source_p->name, parv[1]);
239			}
240			else
241			{
242			unsigned int matches = 0;
243
244			/* p != NULL so user @ host given */
245			nick = parv[1];
246			*p++ = '\0';
247			host = p;
248
249			if ((p = strchr(nick, '!')) != NULL)
250			{
251			*p++ = '\0';
252			user = p;
253			}
254			else
255			{
256			user = nick;
257			nick = "*";
258			}
259
260			if (IsClient(client_p))
261			sendto_server(client_p, NULL, NULL, CAP_ENCAP, 0, 0,
262			":%s ENCAP * UNCAPTURE %s!%s@%s",
263			source_p->name, nick, user, host);
264
265			DLINK_FOREACH(ptr, local_client_list.head)
266			{
267			target_p = ptr->data;
268
269			if (!IsCaptured(target_p))
270			continue;
271
272			if (match(nick, target_p->name) &&
273			match(host, target_p->host) && match(user, target_p->username))
274			{
275			ClearCaptured(target_p);
276			++matches;
277			}
278			}
279
280			sendto_realops_flags(UMODE_ALL, L_ALL,
281			"Bulk uncaptured %s!%s@%s, %u local match(es)",
282			nick, user, host, matches);
283			}
284			}