modules/chanserv/clear_users.C

/**
 * clear_users.C: This file contains code for the ChanServ CLEAR USERS function.
 *
 * Copyright © 2007 Pippijn van Steenhoven / The Ermyth Team
 * Rights to this code are as documented in COPYING.
 *
 *
 * Portions of this file were derived from sources bearing the following license:
 * Copyright © 2005 William Pitcock, et al.
 * Rights to this code are as documented in doc/pod/license.pod.
 *
 * $Id: clear_users.C,v 1.7 2007-09-16 18:54:42 pippijn Exp $
 */

#include "atheme.h"
#include <ermyth/module.h>
#include <account/chanacs.h>
#include <account/mychan.h>

static char const rcsid[] = "$Id: clear_users.C,v 1.7 2007-09-16 18:54:42 pippijn Exp $";

REGISTER_MODULE ("chanserv/clear_users", false, "The Ermyth Team <http://ermyth.xinutec.org>");

static void cs_cmd_clear_users (sourceinfo_t *si, int parc, char *parv[]);

command_t const cs_clear_users = { "USERS", N_("Kicks all users from a channel."), AC_NONE, 2, cs_cmd_clear_users };

E cmdvec cs_clear_cmds;
E helpvec cs_helptree;

bool
_modinit (module *m)
{
  cs_clear_cmds << cs_clear_users;
  help_addentry (cs_helptree, "CLEAR USERS", "help/chanserv/clear_users", NULL);

  return true;
}

void
_moddeinit ()
{
  cs_clear_cmds >> cs_clear_users;

  help_delentry (cs_helptree, "CLEAR USERS");
}

static void
cs_cmd_clear_users (sourceinfo_t *si, int parc, char *parv[])
{
  char fullreason[200];
  channel_t *c;
  char *channel = parv[0];
  mychan_t *mc = mychan_t::find (channel);
  chanuser_t *cu;
  node_t *n, *tn;
  int oldlimit;

  if (parc >= 2)
    snprintf (fullreason, sizeof fullreason, "CLEAR USERS used by %s: %s", get_source_name (si), parv[1]);
  else
    snprintf (fullreason, sizeof fullreason, "CLEAR USERS used by %s", get_source_name (si));

  if (!mc)
    {
      command_fail (si, fault::nosuch_target, _("\2%s\2 is not registered."), channel);
      return;
    }

  if (!(c = channel_find (channel)))
    {
      command_fail (si, fault::nosuch_target, _("\2%s\2 is currently empty."), channel);
      return;
    }

  if (!chanacs_source_has_flag (mc, si, CA_RECOVER))
    {
      command_fail (si, fault::noprivs, _("You are not authorized to perform this operation."));
      return;
    }

  if (mc->find_metadata ("private:close:closer"))
    {
      command_fail (si, fault::noprivs, _("\2%s\2 is closed."), channel);
      return;
    }

  /* stop a race condition where users can rejoin */
  oldlimit = c->limit;
  if (oldlimit != 1)
    modestack_mode_limit (chansvs.nick, c, MTYPE_ADD, 1);
  modestack_flush_channel (c);

  LIST_FOREACH_SAFE (n, tn, c->members.head)
  {
    cu = static_cast<chanuser_t *> (n->data);

    /* don't kick the user who requested the masskick */
    if (cu->user == si->su || is_internal_client (cu->user))
      continue;

    phandler->kick (chansvs.nick, c->name, cu->user->nick, fullreason);
  }

  /* the channel may be empty now, so our pointer may be bogus! */
  c = channel_find (channel);
  if (c != NULL)
    {
      if ((mc->flags & MC_GUARD) && !config_options.leave_chans && c != NULL && !chanuser_find (c, si->su))
        {
          /* Always cycle it if the requester is not on channel
           * -- jilles */
          part (channel, chansvs.nick);
        }
      /* could be permanent channel, blah */
      c = channel_find (channel);
      if (c != NULL)
        {
          if (oldlimit == 0)
            modestack_mode_limit (chansvs.nick, c, MTYPE_DEL, 0);
          else if (oldlimit != 1)
            modestack_mode_limit (chansvs.nick, c, MTYPE_ADD, oldlimit);
        }
    }

  logcommand (si, CMDLOG_DO, "%s CLEAR USERS", mc->name);

  command_success_nodata (si, _("Cleared users from \2%s\2."), channel);
}
Revision:	1.8
Committed:	Sat Sep 22 14:27:27 2007 UTC (19 years ago) by pippijn
Content type:	text/plain
Branch:	MAIN
CVS Tags:	HEAD
Changes since 1.7:	+3 -3 lines
Log Message:	split up ermyth into ermyth-modules, libermyth (currently just ermyth-util) and ermyth-core
#	User	Rev	Content
1	pippijn	1.7	/**
2			* clear_users.C: This file contains code for the ChanServ CLEAR USERS function.
3			*
4			* Copyright © 2007 Pippijn van Steenhoven / The Ermyth Team
5			* Rights to this code are as documented in COPYING.
6			*
7			*
8			* Portions of this file were derived from sources bearing the following license:
9	pippijn	1.5	* Copyright © 2005 William Pitcock, et al.
10	pippijn	1.2	* Rights to this code are as documented in doc/pod/license.pod.
11	pippijn	1.1	*
12	pippijn	1.8	* $Id: clear_users.C,v 1.7 2007-09-16 18:54:42 pippijn Exp $
13	pippijn	1.1	*/
14
15			#include "atheme.h"
16	pippijn	1.5	#include <ermyth/module.h>
17	pippijn	1.1	#include <account/chanacs.h>
18			#include <account/mychan.h>
19
20	pippijn	1.8	static char const rcsid[] = "$Id: clear_users.C,v 1.7 2007-09-16 18:54:42 pippijn Exp $";
21	pippijn	1.1
22	pippijn	1.8	REGISTER_MODULE ("chanserv/clear_users", false, "The Ermyth Team <http://ermyth.xinutec.org>");
23	pippijn	1.1
24			static void cs_cmd_clear_users (sourceinfo_t si, int parc, char parv[]);
25
26	pippijn	1.5	command_t const cs_clear_users = { "USERS", N_("Kicks all users from a channel."), AC_NONE, 2, cs_cmd_clear_users };
27	pippijn	1.1
28	pippijn	1.5	E cmdvec cs_clear_cmds;
29			E helpvec cs_helptree;
30	pippijn	1.1
31	pippijn	1.5	bool
32			_modinit (module *m)
33	pippijn	1.1	{
34			cs_clear_cmds << cs_clear_users;
35	pippijn	1.4	help_addentry (cs_helptree, "CLEAR USERS", "help/chanserv/clear_users", NULL);
36	pippijn	1.5
37			return true;
38	pippijn	1.1	}
39
40			void
41			_moddeinit ()
42			{
43			cs_clear_cmds >> cs_clear_users;
44
45			help_delentry (cs_helptree, "CLEAR USERS");
46			}
47
48			static void
49			cs_cmd_clear_users (sourceinfo_t si, int parc, char parv[])
50			{
51			char fullreason[200];
52			channel_t *c;
53			char *channel = parv[0];
54	pippijn	1.6	mychan_t *mc = mychan_t::find (channel);
55	pippijn	1.1	chanuser_t *cu;
56			node_t n, tn;
57			int oldlimit;
58
59			if (parc >= 2)
60			snprintf (fullreason, sizeof fullreason, "CLEAR USERS used by %s: %s", get_source_name (si), parv[1]);
61			else
62			snprintf (fullreason, sizeof fullreason, "CLEAR USERS used by %s", get_source_name (si));
63
64			if (!mc)
65			{
66	pippijn	1.6	command_fail (si, fault::nosuch_target, _("\2%s\2 is not registered."), channel);
67	pippijn	1.1	return;
68			}
69
70			if (!(c = channel_find (channel)))
71			{
72	pippijn	1.6	command_fail (si, fault::nosuch_target, _("\2%s\2 is currently empty."), channel);
73	pippijn	1.1	return;
74			}
75
76			if (!chanacs_source_has_flag (mc, si, CA_RECOVER))
77			{
78	pippijn	1.6	command_fail (si, fault::noprivs, _("You are not authorized to perform this operation."));
79	pippijn	1.1	return;
80			}
81
82			if (mc->find_metadata ("private:close:closer"))
83			{
84	pippijn	1.6	command_fail (si, fault::noprivs, _("\2%s\2 is closed."), channel);
85	pippijn	1.1	return;
86			}
87
88			/* stop a race condition where users can rejoin */
89			oldlimit = c->limit;
90			if (oldlimit != 1)
91			modestack_mode_limit (chansvs.nick, c, MTYPE_ADD, 1);
92			modestack_flush_channel (c);
93
94			LIST_FOREACH_SAFE (n, tn, c->members.head)
95			{
96			cu = static_cast<chanuser_t *> (n->data);
97
98			/* don't kick the user who requested the masskick */
99			if (cu->user == si->su \|\| is_internal_client (cu->user))
100			continue;
101
102	pippijn	1.5	phandler->kick (chansvs.nick, c->name, cu->user->nick, fullreason);
103	pippijn	1.1	}
104
105			/* the channel may be empty now, so our pointer may be bogus! */
106			c = channel_find (channel);
107			if (c != NULL)
108			{
109			if ((mc->flags & MC_GUARD) && !config_options.leave_chans && c != NULL && !chanuser_find (c, si->su))
110			{
111			/* Always cycle it if the requester is not on channel
112			* -- jilles */
113			part (channel, chansvs.nick);
114			}
115			/* could be permanent channel, blah */
116			c = channel_find (channel);
117			if (c != NULL)
118			{
119			if (oldlimit == 0)
120			modestack_mode_limit (chansvs.nick, c, MTYPE_DEL, 0);
121			else if (oldlimit != 1)
122			modestack_mode_limit (chansvs.nick, c, MTYPE_ADD, oldlimit);
123			}
124			}
125
126			logcommand (si, CMDLOG_DO, "%s CLEAR USERS", mc->name);
127
128			command_success_nodata (si, _("Cleared users from \2%s\2."), channel);
129			}