modules/core/m_part.c

/*
 *  ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
 *  m_part.c: Parts a user from a channel.
 *
 *  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 "handlers.h"
#include "channel.h"
#include "channel_mode.h"
#include "client.h"
#include "common.h"  
#include "hash.h"
#include "irc_string.h"
#include "ircd.h"
#include "list.h"
#include "numeric.h"
#include "send.h"
#include "s_serv.h"
#include "msg.h"
#include "parse.h"
#include "modules.h"
#include "s_conf.h"
#include "packet.h"

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

struct Message part_msgtab = {
  "PART", 0, 0, 2, 0, MFLG_SLOW, 0,
  { m_unregistered, m_part, m_part, m_ignore, m_part, m_ignore }
};

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

void
_moddeinit(void)
{
  mod_del_cmd(&part_msgtab);
}

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


/* part_one_client()
 *
 * inputs       - pointer to server
 *              - pointer to source client to remove
 *              - char pointer of name of channel to remove from
 * output       - none
 * side effects - remove ONE client given the channel name 
 */
static void
part_one_client(struct Client *client_p, struct Client *source_p,
                char *name, char *reason)
{
  struct Channel *chptr = NULL;
  struct Membership *ms = NULL;

  if ((chptr = hash_find_channel(name)) == NULL)
  {
    sendto_one(source_p, form_str(ERR_NOSUCHCHANNEL),
               me.name, source_p->name, name);
    return;
  }

  if ((ms = find_channel_link(source_p, chptr)) == NULL)
  {
    sendto_one(source_p, form_str(ERR_NOTONCHANNEL),
               me.name, source_p->name, name);
    return;
  }

  if (MyConnect(source_p) && !IsOper(source_p))
    check_spambot_warning(source_p, NULL);

  /*
   *  Remove user from the old channel (if any)
   *  only allow /part reasons in -m chans
   */
  if (reason[0] && (!MyConnect(source_p) ||
      ((can_send_part(ms, chptr, source_p) > 0 &&
       (source_p->firsttime + ConfigFileEntry.anti_spam_exit_message_time)
        < CurrentTime))))
  {
    sendto_server(client_p, NULL, chptr, CAP_TS6, NOCAPS, NOFLAGS,
                  ":%s PART %s :%s", ID(source_p), chptr->chname,
                  reason);
    sendto_server(client_p, NULL, chptr, NOCAPS, CAP_TS6, NOFLAGS,
                  ":%s PART %s :%s", source_p->name, chptr->chname,
                  reason);
    sendto_channel_local(ALL_MEMBERS, NO, chptr, ":%s!%s@%s PART %s :%s",
                         source_p->name, source_p->username,
                         source_p->host, chptr->chname, reason);
  }
  else
  {
    sendto_server(client_p, NULL, chptr, CAP_TS6, NOCAPS, NOFLAGS,
                  ":%s PART %s", ID(source_p), chptr->chname);
    sendto_server(client_p, NULL, chptr, NOCAPS, CAP_TS6, NOFLAGS,
                  ":%s PART %s", source_p->name, chptr->chname);
    sendto_channel_local(ALL_MEMBERS, NO, chptr, ":%s!%s@%s PART %s",
                         source_p->name, source_p->username,
                         source_p->host, chptr->chname);
  }

  remove_user_from_channel(ms);
}

/*
** m_part
**      parv[0] = sender prefix
**      parv[1] = channel
**      parv[2] = reason
*/
static void
m_part(struct Client *client_p, struct Client *source_p,
       int parc, char *parv[])
{
  char *p, *name;
  char reason[KICKLEN + 1];

  if (IsServer(source_p))
    return;

  if (*parv[1] == '\0')
  {
    sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
               me.name, source_p->name, "PART");
    return;
  }

  reason[0] = '\0';

  if (parc > 2)
    strlcpy(reason, parv[2], sizeof(reason));

  name = strtoken(&p, parv[1], ",");

  /* Finish the flood grace period... */
  if (MyClient(source_p) && !IsFloodDone(source_p))
    flood_endgrace(source_p);

  while (name)
  {
    part_one_client(client_p, source_p, name, reason);
    name = strtoken(&p, NULL, ",");
  }
}
Revision:	34
Committed:	Sun Oct 2 21:05:51 2005 UTC (18 years, 6 months ago) by lusky
Content type:	text/x-csrc
Original Path:	*ircd-hybrid-7.2/modules/core/m_part.c*
File size:	4685 byte(s)
Log Message:	create 7.2 branch, we can move/rename it as needed.
#	User	Rev	Content
1	adx	30	/*
2			* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3			* m_part.c: Parts a user from a channel.
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 "handlers.h"
28			#include "channel.h"
29			#include "channel_mode.h"
30			#include "client.h"
31			#include "common.h"
32			#include "hash.h"
33			#include "irc_string.h"
34			#include "ircd.h"
35			#include "list.h"
36			#include "numeric.h"
37			#include "send.h"
38			#include "s_serv.h"
39			#include "msg.h"
40			#include "parse.h"
41			#include "modules.h"
42			#include "s_conf.h"
43			#include "packet.h"
44
45			static void m_part(struct Client , struct Client , int, char *[]);
46
47			struct Message part_msgtab = {
48			"PART", 0, 0, 2, 0, MFLG_SLOW, 0,
49			{ m_unregistered, m_part, m_part, m_ignore, m_part, m_ignore }
50			};
51
52			#ifndef STATIC_MODULES
53			void
54			_modinit(void)
55			{
56			mod_add_cmd(&part_msgtab);
57			}
58
59			void
60			_moddeinit(void)
61			{
62			mod_del_cmd(&part_msgtab);
63			}
64
65	knight	31	const char *_version = "$Revision$";
66	adx	30	#endif
67
68
69			/* part_one_client()
70			*
71			* inputs - pointer to server
72			* - pointer to source client to remove
73			* - char pointer of name of channel to remove from
74			* output - none
75			* side effects - remove ONE client given the channel name
76			*/
77			static void
78			part_one_client(struct Client client_p, struct Client source_p,
79			char name, char reason)
80			{
81			struct Channel *chptr = NULL;
82			struct Membership *ms = NULL;
83
84			if ((chptr = hash_find_channel(name)) == NULL)
85			{
86			sendto_one(source_p, form_str(ERR_NOSUCHCHANNEL),
87			me.name, source_p->name, name);
88			return;
89			}
90
91			if ((ms = find_channel_link(source_p, chptr)) == NULL)
92			{
93			sendto_one(source_p, form_str(ERR_NOTONCHANNEL),
94			me.name, source_p->name, name);
95			return;
96			}
97
98			if (MyConnect(source_p) && !IsOper(source_p))
99			check_spambot_warning(source_p, NULL);
100
101			/*
102			* Remove user from the old channel (if any)
103			* only allow /part reasons in -m chans
104			*/
105			if (reason[0] && (!MyConnect(source_p) \|\|
106			((can_send_part(ms, chptr, source_p) > 0 &&
107			(source_p->firsttime + ConfigFileEntry.anti_spam_exit_message_time)
108			< CurrentTime))))
109			{
110			sendto_server(client_p, NULL, chptr, CAP_TS6, NOCAPS, NOFLAGS,
111			":%s PART %s :%s", ID(source_p), chptr->chname,
112			reason);
113			sendto_server(client_p, NULL, chptr, NOCAPS, CAP_TS6, NOFLAGS,
114			":%s PART %s :%s", source_p->name, chptr->chname,
115			reason);
116			sendto_channel_local(ALL_MEMBERS, NO, chptr, ":%s!%s@%s PART %s :%s",
117			source_p->name, source_p->username,
118			source_p->host, chptr->chname, reason);
119			}
120			else
121			{
122			sendto_server(client_p, NULL, chptr, CAP_TS6, NOCAPS, NOFLAGS,
123			":%s PART %s", ID(source_p), chptr->chname);
124			sendto_server(client_p, NULL, chptr, NOCAPS, CAP_TS6, NOFLAGS,
125			":%s PART %s", source_p->name, chptr->chname);
126			sendto_channel_local(ALL_MEMBERS, NO, chptr, ":%s!%s@%s PART %s",
127			source_p->name, source_p->username,
128			source_p->host, chptr->chname);
129			}
130
131			remove_user_from_channel(ms);
132			}
133
134			/*
135			** m_part
136			** parv[0] = sender prefix
137			** parv[1] = channel
138			** parv[2] = reason
139			*/
140			static void
141			m_part(struct Client client_p, struct Client source_p,
142			int parc, char *parv[])
143			{
144			char p, name;
145			char reason[KICKLEN + 1];
146
147			if (IsServer(source_p))
148			return;
149
150			if (*parv[1] == '\0')
151			{
152			sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
153			me.name, source_p->name, "PART");
154			return;
155			}
156
157			reason[0] = '\0';
158
159			if (parc > 2)
160			strlcpy(reason, parv[2], sizeof(reason));
161
162			name = strtoken(&p, parv[1], ",");
163
164			/* Finish the flood grace period... */
165			if (MyClient(source_p) && !IsFloodDone(source_p))
166			flood_endgrace(source_p);
167
168			while (name)
169			{
170			part_one_client(client_p, source_p, name, reason);
171			name = strtoken(&p, NULL, ",");
172			}
173			}