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 "list.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 "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;
  }

  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, CAP_ENCAP, 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, CAP_ENCAP, 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:	1028
Committed:	Sun Nov 8 13:03:38 2009 UTC (16 years, 11 months ago) by michael
Content type:	text/x-csrc
File size:	7378 byte(s)
Log Message:	- move ircd-hybrid-7.2 to trunk
#	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	michael	1011	#include "list.h"
27	adx	30	#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 "irc_string.h"
40			#include "sprintf_irc.h"
41			#include "msg.h"
42			#include "parse.h"
43			#include "modules.h"
44			#include "hook.h"
45
46			static void mo_capture(struct Client , struct Client , int, char *[]);
47			static void mo_uncapture(struct Client , struct Client , int, char *[]);
48
49			struct Message capture_msgtab = {
50			"CAPTURE", 0, 0, 0, 0, MFLG_SLOW, 0,
51			{m_unregistered, m_ignore, mo_capture, mo_capture, mo_capture, m_ignore}
52			};
53
54			struct Message uncapture_msgtab = {
55			"UNCAPTURE", 0, 0, 0, 0, MFLG_SLOW, 0,
56			{m_unregistered, m_ignore, mo_uncapture, mo_uncapture, mo_uncapture, m_ignore}
57			};
58
59			#ifndef STATIC_MODULES
60			void
61			_modinit(void)
62			{
63			mod_add_cmd(&capture_msgtab);
64			mod_add_cmd(&uncapture_msgtab);
65			}
66
67			void
68			_moddeinit(void)
69			{
70			mod_del_cmd(&capture_msgtab);
71			mod_del_cmd(&uncapture_msgtab);
72			}
73
74	knight	31	const char *_version = "$Revision$";
75	adx	30	#endif
76
77			/* mo_capture
78			* parv[0] = sender prefix
79			* parv[1] = nickname masklist
80			*/
81			static void
82			mo_capture(struct Client client_p, struct Client source_p,
83			int parc, char *parv[])
84			{
85			struct Client *target_p = NULL;
86			char nick = NULL, user = NULL, *host = NULL;
87			char *p = NULL;
88			dlink_node *ptr = NULL;
89
90			if (parc < 2 \|\| EmptyString(parv[1]))
91			{
92			sendto_one(source_p, form_str(ERR_NONICKNAMEGIVEN),
93			me.name, source_p->name);
94			return;
95			}
96
97			if (MyClient(source_p) && !IsAdmin(source_p))
98			{
99			sendto_one(source_p, form_str(ERR_NOPRIVS),
100			me.name, source_p->name, "CAPTURE");
101			return;
102			}
103
104			if ((p = strchr(parv[1], '@')) == NULL)
105			{
106			if ((target_p = find_client(parv[1])) != NULL && IsClient(target_p))
107			{
108			if (MyConnect(target_p) && source_p != target_p)
109			{
110			if (IsOper(target_p))
111			{
112			sendto_one(source_p, form_str(ERR_NOPRIVS),
113			me.name, source_p->name, "CAPTURE");
114			return;
115			}
116
117			if (!IsCaptured(target_p))
118			{
119			sendto_realops_flags(UMODE_ALL, L_ALL, "Captured %s (%s@%s)",
120			target_p->name, target_p->username,
121			target_p->host);
122			SetCaptured(target_p);
123			}
124
125			sendto_one(source_p, form_str(RPL_ISCAPTURED),
126			me.name, source_p->name, target_p->name);
127			}
128			else if (IsCapable(target_p->from, CAP_ENCAP))
129			sendto_one(target_p, ":%s ENCAP %s CAPTURE %s",
130			source_p->name, target_p->from->name, target_p->name);
131			}
132			else
133			sendto_one(source_p, form_str(ERR_NOSUCHNICK),
134			me.name, source_p->name, parv[1]);
135			}
136			else
137			{
138			unsigned int matches = 0;
139
140			/* p != NULL so user @ host given */
141			nick = parv[1];
142			*p++ = '\0';
143			host = p;
144
145			if ((p = strchr(nick, '!')) != NULL)
146			{
147			*p++ = '\0';
148			user = p;
149			}
150			else
151			{
152			user = nick;
153			nick = "*";
154			}
155
156			if (!valid_wild_card(source_p, YES, 3, nick, user, host))
157			return;
158
159			if (IsClient(client_p))
160	michael	885	sendto_server(client_p, NULL, CAP_ENCAP, 0,
161	adx	30	":%s ENCAP * CAPTURE %s!%s@%s",
162			source_p->name, nick, user, host);
163
164			DLINK_FOREACH(ptr, local_client_list.head)
165			{
166			target_p = ptr->data;
167
168			if ((source_p == target_p) \|\| IsOper(target_p) \|\| IsCaptured(target_p))
169			continue;
170
171			if (match(nick, target_p->name) &&
172			match(host, target_p->host) && match(user, target_p->username))
173			{
174			SetCaptured(target_p);
175			++matches;
176			}
177			}
178
179			sendto_realops_flags(UMODE_ALL, L_ALL,
180			"Bulk captured %s!%s@%s, %u local match(es)",
181			nick, user, host, matches);
182			}
183			}
184
185			/* mo_uncapture
186			* parv[0] = sender prefix
187			* parv[1] = nickname masklist
188			*/
189			static void
190			mo_uncapture(struct Client client_p, struct Client source_p,
191			int parc, char *parv[])
192			{
193			struct Client *target_p = NULL;
194			char nick = NULL, user = NULL, host = NULL, p = NULL;
195			dlink_node *ptr = NULL;
196
197			if (MyClient(source_p) && !IsAdmin(source_p))
198			{
199			sendto_one(source_p, form_str(ERR_NOPRIVS),
200			me.name, source_p->name, "CAPTURE");
201			return;
202			}
203
204			if (parc < 2 \|\| EmptyString(parv[1]))
205			{
206			sendto_one(source_p, form_str(ERR_NONICKNAMEGIVEN),
207			me.name, source_p->name);
208			return;
209			}
210
211			if ((p = strchr(parv[1], '@')) == NULL)
212			{
213			if ((target_p = find_client(parv[1])) != NULL && IsClient(target_p))
214			{
215			if (MyConnect(target_p))
216			{
217			if (IsCaptured(target_p))
218			{
219			ClearCaptured(target_p);
220
221			sendto_realops_flags(UMODE_ALL, L_ALL, "Uncaptured %s (%s@%s)",
222			target_p->name, target_p->username,
223			target_p->host);
224			}
225
226			sendto_one(source_p, form_str(RPL_ISUNCAPTURED),
227			me.name, source_p->name, target_p->name);
228			}
229			else if (IsCapable(target_p->from, CAP_ENCAP))
230			sendto_one(target_p, ":%s ENCAP %s UNCAPTURE %s",
231			source_p->name, target_p->from->name, target_p->name);
232			}
233			else
234			sendto_one(source_p, form_str(ERR_NOSUCHNICK),
235			me.name, source_p->name, parv[1]);
236			}
237			else
238			{
239			unsigned int matches = 0;
240
241			/* p != NULL so user @ host given */
242			nick = parv[1];
243			*p++ = '\0';
244			host = p;
245
246			if ((p = strchr(nick, '!')) != NULL)
247			{
248			*p++ = '\0';
249			user = p;
250			}
251			else
252			{
253			user = nick;
254			nick = "*";
255			}
256
257			if (IsClient(client_p))
258	michael	885	sendto_server(client_p, NULL, CAP_ENCAP, 0,
259	adx	30	":%s ENCAP * UNCAPTURE %s!%s@%s",
260			source_p->name, nick, user, host);
261
262			DLINK_FOREACH(ptr, local_client_list.head)
263			{
264			target_p = ptr->data;
265
266			if (!IsCaptured(target_p))
267			continue;
268
269			if (match(nick, target_p->name) &&
270			match(host, target_p->host) && match(user, target_p->username))
271			{
272			ClearCaptured(target_p);
273			++matches;
274			}
275			}
276
277			sendto_realops_flags(UMODE_ALL, L_ALL,
278			"Bulk uncaptured %s!%s@%s, %u local match(es)",
279			nick, user, host, matches);
280			}
281			}