8.2.x/modules/m_svsmode.c

/*
 *  ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
 *
 *  Copyright (C) 1999 by the Bahamut Development Team.
 *  Copyright (C) 2011 by the Hybrid Development Team.
 *
 *  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
 */

/*! \file m_svsmode.c
 * \brief Includes required functions for processing the SVSMODE command.
 * \version $Id$
 */

#include "stdinc.h"
#include "client.h"
#include "ircd.h"
#include "s_serv.h"
#include "send.h"
#include "channel_mode.h"
#include "parse.h"
#include "modules.h"
#include "irc_string.h"
#include "s_user.h"
#include "conf.h"


/*! \brief SVSMODE command handler (called by services)
 *
 * \param client_p Pointer to allocated Client struct with physical connection
 *                 to this server, i.e. with an open socket connected.
 * \param source_p Pointer to allocated Client struct from which the message
 *                 originally comes from.  This can be a local or remote client.
 * \param parc     Integer holding the number of supplied arguments.
 * \param parv     Argument vector where parv[0] .. parv[parc-1] are non-NULL
 *                 pointers.
 * \note Valid arguments for this command are:
 *      - parv[0] = sender prefix
 *      - parv[1] = nickname
 *      - parv[2] = TS (or mode, depending on svs version)
 *      - parv[3] = mode (or services id if old svs version)
 *      - parv[4] = optional argument (services id)
 */
static void
ms_svsmode(struct Client *client_p, struct Client *source_p,
           int parc, char *parv[])
{
  struct Client *target_p = NULL;
  int what = MODE_ADD;
  unsigned int flag = 0, setmodes = 0;
  const char *m = NULL, *modes = NULL, *extarg = NULL;
  time_t ts = 0;

  if (!HasFlag(source_p, FLAGS_SERVICE))
    return;

  if ((parc >= 4) && ((*parv[3] == '+') || (*parv[3] == '-')))
  {
    ts     = atol(parv[2]);
    modes  = parv[3];
    extarg = (parc > 4) ? parv[4] : NULL;
  }
  else
  {
    modes  = parv[2];
    extarg = (parc > 3) ? parv[3] : NULL;
  }

  if ((target_p = find_person(client_p, parv[1])) == NULL)
    return;

  if (ts && (ts != target_p->tsinfo))
    return;

  setmodes = target_p->umodes;

  for (m = modes; *m; ++m)
  {
    switch (*m)
    {
      case '+':
        what = MODE_ADD;
        break;
      case '-':
        what = MODE_DEL;
        break;

      case 'd':
        if (!EmptyString(extarg))
          strlcpy(target_p->svid, extarg, sizeof(target_p->svid));
        break;

      case 'x':
        if (!EmptyString(extarg) && valid_hostname(extarg))
          user_set_hostmask(target_p, extarg, what);
        break;

      case 'o':
        if (what == MODE_DEL && HasUMode(target_p, UMODE_OPER))
        {
          ClearOper(target_p);
          Count.oper--;

          if (MyConnect(target_p))
          {
            dlink_node *dm = NULL;

            detach_conf(target_p, CONF_OPER);
            ClrOFlag(target_p);
            DelUMode(target_p, ConfigFileEntry.oper_only_umodes);
 
           if ((dm = dlinkFindDelete(&oper_list, target_p)) != NULL)
             free_dlink_node(dm);
          }
        }

        break;

      case 'i':
        if (what == MODE_ADD && !HasUMode(target_p, UMODE_INVISIBLE))
        {
          AddUMode(target_p, UMODE_INVISIBLE);
          ++Count.invisi;
        }

        if (what == MODE_DEL && HasUMode(target_p, UMODE_INVISIBLE))
        {
          DelUMode(target_p, UMODE_INVISIBLE);
          --Count.invisi;
        }

        break;

      case 'S':  /* Only servers may set +S in a burst */
      case 'W':  /* Only servers may set +W in a burst */
        break;

      default:
        if ((flag = user_modes[(unsigned char)*m]))
        {
          if (what == MODE_ADD)
            AddUMode(target_p, flag);
          else
            DelUMode(target_p, flag);
        }

        break;
    }
  }

  if (extarg)
  {
    sendto_server(client_p, CAP_TS6, NOCAPS,
                  ":%s SVSMODE %s %lu %s %s", ID(source_p),
                  ID(target_p), (unsigned long)target_p->tsinfo, modes, extarg);
    sendto_server(client_p, NOCAPS, CAP_TS6,
                  ":%s SVSMODE %s %lu %s %s", source_p->name,
                  target_p->name, (unsigned long)target_p->tsinfo, modes, extarg);
  }
  else
  {
    sendto_server(client_p, CAP_TS6, NOCAPS,
                  ":%s SVSMODE %s %lu %s", ID(source_p),
                  ID(target_p), (unsigned long)target_p->tsinfo, modes);
    sendto_server(client_p, NOCAPS, CAP_TS6,
                  ":%s SVSMODE %s %lu %s", source_p->name,
                  target_p->name, (unsigned long)target_p->tsinfo, modes);
  }

  if (MyConnect(target_p) && (setmodes != target_p->umodes))
  {
    char modebuf[IRCD_BUFSIZE];

    send_umode(target_p, target_p, setmodes, 0xffffffff, modebuf);
  }
}

static struct Message svsmode_msgtab = {
  "SVSMODE", 0, 0, 3, MAXPARA, MFLG_SLOW, 0,
  {m_ignore, m_ignore, ms_svsmode, m_ignore, m_ignore, m_ignore}
};

static void
module_init(void)
{
  mod_add_cmd(&svsmode_msgtab);
}

static void
module_exit(void)
{
  mod_del_cmd(&svsmode_msgtab);
}

struct module module_entry = {
  .node    = { NULL, NULL, NULL },
  .name    = NULL,
  .version = "$Revision$",
  .handle  = NULL,
  .modinit = module_init,
  .modexit = module_exit,
  .flags   = 0
};
Revision:	2511
Committed:	Sun Oct 27 18:56:53 2013 UTC (12 years, 8 months ago) by michael
Content type:	text/x-csrc
Original Path:	*ircd-hybrid/trunk/modules/m_svsmode.c*
File size:	5938 byte(s)
Log Message:	- Added usermode +W. Users connected via a webirc gateway get this mode set by servers. - /WHOIS now shows whether a client is connected via a webirc gateway
#	User	Rev	Content
1	michael	1159	/*
2			* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3			*
4			* Copyright (C) 1999 by the Bahamut Development Team.
5			* Copyright (C) 2011 by the Hybrid Development Team.
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
23			/*! \file m_svsmode.c
24			* \brief Includes required functions for processing the SVSMODE command.
25	michael	1160	* \version $Id$
26	michael	1159	*/
27
28			#include "stdinc.h"
29			#include "client.h"
30			#include "ircd.h"
31			#include "s_serv.h"
32			#include "send.h"
33			#include "channel_mode.h"
34			#include "parse.h"
35			#include "modules.h"
36			#include "irc_string.h"
37			#include "s_user.h"
38	michael	1309	#include "conf.h"
39	michael	1159
40
41	michael	1221	/*! \brief SVSMODE command handler (called by services)
42	michael	1159	*
43			* \param client_p Pointer to allocated Client struct with physical connection
44			* to this server, i.e. with an open socket connected.
45			* \param source_p Pointer to allocated Client struct from which the message
46			* originally comes from. This can be a local or remote client.
47			* \param parc Integer holding the number of supplied arguments.
48			* \param parv Argument vector where parv[0] .. parv[parc-1] are non-NULL
49			* pointers.
50			* \note Valid arguments for this command are:
51			* - parv[0] = sender prefix
52			* - parv[1] = nickname
53	michael	2055	* - parv[2] = TS (or mode, depending on svs version)
54			* - parv[3] = mode (or services id if old svs version)
55			* - parv[4] = optional argument (services id)
56	michael	1159	*/
57			static void
58			ms_svsmode(struct Client client_p, struct Client source_p,
59			int parc, char *parv[])
60			{
61			struct Client *target_p = NULL;
62			int what = MODE_ADD;
63	michael	2056	unsigned int flag = 0, setmodes = 0;
64	michael	2503	const char m = NULL, modes = NULL, *extarg = NULL;
65	michael	1159	time_t ts = 0;
66
67	michael	1221	if (!HasFlag(source_p, FLAGS_SERVICE))
68	michael	1159	return;
69
70	michael	2055	if ((parc >= 4) && ((parv[3] == '+') \|\| (parv[3] == '-')))
71			{
72			ts = atol(parv[2]);
73			modes = parv[3];
74			extarg = (parc > 4) ? parv[4] : NULL;
75			}
76			else
77			{
78			modes = parv[2];
79			extarg = (parc > 3) ? parv[3] : NULL;
80			}
81
82	michael	1159	if ((target_p = find_person(client_p, parv[1])) == NULL)
83			return;
84
85	michael	2055	if (ts && (ts != target_p->tsinfo))
86	michael	1159	return;
87
88	michael	2056	setmodes = target_p->umodes;
89	michael	1809
90	michael	2055	for (m = modes; *m; ++m)
91	michael	1159	{
92			switch (*m)
93			{
94			case '+':
95			what = MODE_ADD;
96			break;
97			case '-':
98			what = MODE_DEL;
99			break;
100	michael	1163
101			case 'd':
102	michael	2055	if (!EmptyString(extarg))
103	michael	1559	strlcpy(target_p->svid, extarg, sizeof(target_p->svid));
104	michael	1163	break;
105
106	michael	2056	case 'x':
107	michael	2137	if (!EmptyString(extarg) && valid_hostname(extarg))
108	michael	2145	user_set_hostmask(target_p, extarg, what);
109	michael	2056	break;
110
111	michael	1159	case 'o':
112	michael	1219	if (what == MODE_DEL && HasUMode(target_p, UMODE_OPER))
113	michael	1159	{
114			ClearOper(target_p);
115			Count.oper--;
116
117			if (MyConnect(target_p))
118			{
119			dlink_node *dm = NULL;
120
121	michael	1632	detach_conf(target_p, CONF_OPER);
122	michael	1219	ClrOFlag(target_p);
123	michael	1159	DelUMode(target_p, ConfigFileEntry.oper_only_umodes);
124
125			if ((dm = dlinkFindDelete(&oper_list, target_p)) != NULL)
126			free_dlink_node(dm);
127			}
128			}
129
130			break;
131
132	michael	1163	case 'i':
133			if (what == MODE_ADD && !HasUMode(target_p, UMODE_INVISIBLE))
134			{
135			AddUMode(target_p, UMODE_INVISIBLE);
136			++Count.invisi;
137			}
138
139			if (what == MODE_DEL && HasUMode(target_p, UMODE_INVISIBLE))
140			{
141			DelUMode(target_p, UMODE_INVISIBLE);
142			--Count.invisi;
143			}
144
145			break;
146
147	michael	2246	case 'S': /* Only servers may set +S in a burst */
148	michael	2511	case 'W': /* Only servers may set +W in a burst */
149	michael	2246	break;
150
151	michael	1159	default:
152			if ((flag = user_modes[(unsigned char)*m]))
153	michael	2022	{
154			if (what == MODE_ADD)
155			AddUMode(target_p, flag);
156			else
157			DelUMode(target_p, flag);
158			}
159
160	michael	1159	break;
161			}
162			}
163
164			if (extarg)
165			{
166	michael	1474	sendto_server(client_p, CAP_TS6, NOCAPS,
167	michael	1159	":%s SVSMODE %s %lu %s %s", ID(source_p),
168	michael	2055	ID(target_p), (unsigned long)target_p->tsinfo, modes, extarg);
169	michael	1474	sendto_server(client_p, NOCAPS, CAP_TS6,
170	michael	1159	":%s SVSMODE %s %lu %s %s", source_p->name,
171	michael	2055	target_p->name, (unsigned long)target_p->tsinfo, modes, extarg);
172	michael	1159	}
173			else
174			{
175	michael	1474	sendto_server(client_p, CAP_TS6, NOCAPS,
176	michael	1159	":%s SVSMODE %s %lu %s", ID(source_p),
177	michael	2055	ID(target_p), (unsigned long)target_p->tsinfo, modes);
178	michael	1474	sendto_server(client_p, NOCAPS, CAP_TS6,
179	michael	1159	":%s SVSMODE %s %lu %s", source_p->name,
180	michael	2055	target_p->name, (unsigned long)target_p->tsinfo, modes);
181	michael	1159	}
182
183	michael	2056	if (MyConnect(target_p) && (setmodes != target_p->umodes))
184	michael	1159	{
185			char modebuf[IRCD_BUFSIZE];
186
187	michael	2056	send_umode(target_p, target_p, setmodes, 0xffffffff, modebuf);
188	michael	1159	}
189			}
190	michael	1230
191			static struct Message svsmode_msgtab = {
192	michael	2055	"SVSMODE", 0, 0, 3, MAXPARA, MFLG_SLOW, 0,
193	michael	1230	{m_ignore, m_ignore, ms_svsmode, m_ignore, m_ignore, m_ignore}
194			};
195
196			static void
197			module_init(void)
198			{
199			mod_add_cmd(&svsmode_msgtab);
200			}
201
202			static void
203			module_exit(void)
204			{
205			mod_del_cmd(&svsmode_msgtab);
206			}
207
208			struct module module_entry = {
209			.node = { NULL, NULL, NULL },
210			.name = NULL,
211			.version = "$Revision$",
212			.handle = NULL,
213			.modinit = module_init,
214			.modexit = module_exit,
215			.flags = 0
216			};