modules/nickserv/ghost.C

/**
 * ghost.C: This file contains code for the NickServ GHOST 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 © 2005-2007 William Pitcock, et al.
 * Rights to this code are as documented in doc/pod/license.pod.
 *
 * $Id: ghost.C,v 1.8 2007-09-16 18:54:43 pippijn Exp $
 */

#include "atheme.h"
#include <libermyth.h>
#include <ermyth/module.h>
#include <account/mynick.h>
#include <account/myuser.h>

static char const rcsid[] = "$Id: ghost.C,v 1.8 2007-09-16 18:54:43 pippijn Exp $";

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

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

command_t const ns_ghost = { "GHOST", N_("Reclaims use of a nickname."), AC_NONE, 2, ns_cmd_ghost };

E cmdvec ns_cmdtree;
E helpvec ns_helptree;

bool
_modinit (module *m)
{
  ns_cmdtree << ns_ghost;
  help_addentry (ns_helptree, "GHOST", "help/nickserv/ghost", NULL);

  return true;
}

void
_moddeinit ()
{
  ns_cmdtree >> ns_ghost;
  help_delentry (ns_helptree, "GHOST");
}

void
ns_cmd_ghost (sourceinfo_t *si, int parc, char *parv[])
{
  myuser_t *mu;
  char *target = parv[0];
  char *password = parv[1];
  user_t *target_u;
  mynick_t *mn;

  if (!target)
    {
      command_fail (si, fault::needmoreparams, STR_INSUFFICIENT_PARAMS, "GHOST");
      command_fail (si, fault::needmoreparams, _("Syntax: GHOST <target> [password]"));
      return;
    }

  if (nicksvs.no_nick_ownership)
    mn = NULL, mu = myuser_t::find (target);
  else
    {
      mn = mynick_t::find (target);
      mu = mn != NULL ? mn->owner : NULL;
    }
  target_u = user_find_named (target);
  if (!mu && (!target_u || !target_u->myuser))
    {
      command_fail (si, fault::nosuch_target, _("\2%s\2 is not a registered nickname."), target);
      return;
    }

  if (!target_u)
    {
      command_fail (si, fault::nosuch_target, _("\2%s\2 is not online."), target);
      return;
    }
  else if (target_u == si->su)
    {
      command_fail (si, fault::badparams, _("You may not ghost yourself."));
      return;
    }

  if ((target_u->myuser && target_u->myuser == si->smu) ||      /* they're identified under our account */
      (!nicksvs.no_nick_ownership && mn && mu == si->smu) ||    /* we're identified under their nick's account */
      (!nicksvs.no_nick_ownership && password && mn && mu->verify_password (password))) /* we have their nick's password */
    {
      /* If we're ghosting an unregistered nick, mu will be unset,
       * however if it _is_ registered, we still need to set it or
       * the wrong user will have their last seen time updated... */
      if (target_u->myuser && target_u->myuser == si->smu)
        mu = target_u->myuser;

      logcommand (si, CMDLOG_DO, "GHOST %s!%s@%s", target_u->nick, target_u->user, target_u->vhost);

      phandler->skill (nicksvs.nick, target, "GHOST command used by %s", si->su != NULL && !strcmp (si->su->user, target_u->user) && !strcmp (si->su->vhost, target_u->vhost) ? si->su->nick : get_source_mask (si));
      user_delete (target_u);

      command_success_nodata (si, _("\2%s\2 has been ghosted."), target);

      /* don't update the nick's last seen time */
      mu->lastlogin = NOW;

      return;
    }

  if (password && mu)
    {
      logcommand (si, CMDLOG_DO, "failed GHOST %s (bad password)", target);
      command_fail (si, fault::authfail, _("Invalid password for \2%s\2."), mu->name);
    }
  else
    {
      logcommand (si, CMDLOG_DO, "failed GHOST %s (invalid login)", target);
      command_fail (si, fault::noprivs, _("You may not ghost \2%s\2."), target);
    }
}

/* vim:cinoptions=>s,e0,n0,f0,{0,}0,^0,=s,ps,t0,c3,+s,(2s,us,)20,*30,gs,hs
 * vim:ts=8
 * vim:sw=8
 * vim:noexpandtab
 */
Revision:	1.9
Committed:	Sat Sep 22 14:27:27 2007 UTC (19 years, 1 month ago) by pippijn
Content type:	text/plain
Branch:	MAIN
CVS Tags:	HEAD
Changes since 1.8:	+4 -3 lines
Log Message:	split up ermyth into ermyth-modules, libermyth (currently just ermyth-util) and ermyth-core
#	User	Rev	Content
1	pippijn	1.8	/**
2			* ghost.C: This file contains code for the NickServ GHOST 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	1.4	* Copyright © 2005-2007 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	1.9	* $Id: ghost.C,v 1.8 2007-09-16 18:54:43 pippijn Exp $
13	pippijn	1.1	*/
14
15			#include "atheme.h"
16	pippijn	1.9	#include <libermyth.h>
17	pippijn	1.4	#include <ermyth/module.h>
18	pippijn	1.1	#include <account/mynick.h>
19			#include <account/myuser.h>
20
21	pippijn	1.9	static char const rcsid[] = "$Id: ghost.C,v 1.8 2007-09-16 18:54:43 pippijn Exp $";
22	pippijn	1.1
23	pippijn	1.9	REGISTER_MODULE ("nickserv/ghost", false, "The Ermyth Team <http://ermyth.xinutec.org>");
24	pippijn	1.1
25			static void ns_cmd_ghost (sourceinfo_t si, int parc, char parv[]);
26
27	pippijn	1.4	command_t const ns_ghost = { "GHOST", N_("Reclaims use of a nickname."), AC_NONE, 2, ns_cmd_ghost };
28	pippijn	1.1
29	pippijn	1.4	E cmdvec ns_cmdtree;
30			E helpvec ns_helptree;
31	pippijn	1.1
32	pippijn	1.4	bool
33			_modinit (module *m)
34	pippijn	1.1	{
35			ns_cmdtree << ns_ghost;
36			help_addentry (ns_helptree, "GHOST", "help/nickserv/ghost", NULL);
37	pippijn	1.4
38			return true;
39	pippijn	1.1	}
40
41			void
42			_moddeinit ()
43			{
44			ns_cmdtree >> ns_ghost;
45			help_delentry (ns_helptree, "GHOST");
46			}
47
48			void
49			ns_cmd_ghost (sourceinfo_t si, int parc, char parv[])
50			{
51			myuser_t *mu;
52			char *target = parv[0];
53			char *password = parv[1];
54			user_t *target_u;
55			mynick_t *mn;
56
57			if (!target)
58			{
59	pippijn	1.6	command_fail (si, fault::needmoreparams, STR_INSUFFICIENT_PARAMS, "GHOST");
60			command_fail (si, fault::needmoreparams, _("Syntax: GHOST <target> [password]"));
61	pippijn	1.1	return;
62			}
63
64			if (nicksvs.no_nick_ownership)
65	pippijn	1.5	mn = NULL, mu = myuser_t::find (target);
66	pippijn	1.1	else
67			{
68	pippijn	1.7	mn = mynick_t::find (target);
69	pippijn	1.1	mu = mn != NULL ? mn->owner : NULL;
70			}
71			target_u = user_find_named (target);
72			if (!mu && (!target_u \|\| !target_u->myuser))
73			{
74	pippijn	1.6	command_fail (si, fault::nosuch_target, _("\2%s\2 is not a registered nickname."), target);
75	pippijn	1.1	return;
76			}
77
78			if (!target_u)
79			{
80	pippijn	1.6	command_fail (si, fault::nosuch_target, _("\2%s\2 is not online."), target);
81	pippijn	1.1	return;
82			}
83			else if (target_u == si->su)
84			{
85	pippijn	1.6	command_fail (si, fault::badparams, _("You may not ghost yourself."));
86	pippijn	1.1	return;
87			}
88
89			if ((target_u->myuser && target_u->myuser == si->smu) \|\| /* they're identified under our account */
90			(!nicksvs.no_nick_ownership && mn && mu == si->smu) \|\| /* we're identified under their nick's account */
91	pippijn	1.4	(!nicksvs.no_nick_ownership && password && mn && mu->verify_password (password))) /* we have their nick's password */
92	pippijn	1.1	{
93			/* If we're ghosting an unregistered nick, mu will be unset,
94			* however if it _is_ registered, we still need to set it or
95			* the wrong user will have their last seen time updated... */
96			if (target_u->myuser && target_u->myuser == si->smu)
97			mu = target_u->myuser;
98
99			logcommand (si, CMDLOG_DO, "GHOST %s!%s@%s", target_u->nick, target_u->user, target_u->vhost);
100
101	pippijn	1.4	phandler->skill (nicksvs.nick, target, "GHOST command used by %s", si->su != NULL && !strcmp (si->su->user, target_u->user) && !strcmp (si->su->vhost, target_u->vhost) ? si->su->nick : get_source_mask (si));
102	pippijn	1.1	user_delete (target_u);
103
104			command_success_nodata (si, _("\2%s\2 has been ghosted."), target);
105
106			/* don't update the nick's last seen time */
107			mu->lastlogin = NOW;
108
109			return;
110			}
111
112			if (password && mu)
113			{
114			logcommand (si, CMDLOG_DO, "failed GHOST %s (bad password)", target);
115	pippijn	1.6	command_fail (si, fault::authfail, _("Invalid password for \2%s\2."), mu->name);
116	pippijn	1.1	}
117			else
118			{
119			logcommand (si, CMDLOG_DO, "failed GHOST %s (invalid login)", target);
120	pippijn	1.6	command_fail (si, fault::noprivs, _("You may not ghost \2%s\2."), target);
121	pippijn	1.1	}
122			}
123
124			/* vim:cinoptions=>s,e0,n0,f0,{0,}0,^0,=s,ps,t0,c3,+s,(2s,us,)20,*30,gs,hs
125			* vim:ts=8
126			* vim:sw=8
127			* vim:noexpandtab
128			*/