[irc/rqf/shadowircd.git] / modules / core / m_part.c

/*
 *  ircd-ratbox: A slightly useful ircd.
 *  m_part.c: Parts a user from a channel.
 *
 *  Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center
 *  Copyright (C) 1996-2002 Hybrid Development Team
 *  Copyright (C) 2002-2005 ircd-ratbox 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
 *
 *  $Id: m_part.c 98 2005-09-11 03:37:47Z nenolod $
 */

#include "stdinc.h"
#include "channel.h"
#include "client.h"
#include "common.h"
#include "hash.h"
#include "irc_string.h"
#include "ircd.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 int m_part(struct Client *, struct Client *, int, const char **);

struct Message part_msgtab = {
	"PART", 0, 0, 0, MFLG_SLOW,
	{mg_unreg, {m_part, 2}, {m_part, 2}, mg_ignore, mg_ignore, {m_part, 2}}
};

mapi_clist_av1 part_clist[] = { &part_msgtab, NULL };

DECLARE_MODULE_AV1(part, NULL, NULL, part_clist, NULL, NULL, "$Revision: 98 $");

static void part_one_client(struct Client *client_p,
			    struct Client *source_p, char *name, char *reason);


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

	reason[0] = '\0';

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

	name = strtoken(&p, s, ",");

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

	strip_colour(reason);

	while(name)
	{
		part_one_client(client_p, source_p, name, reason);
		name = strtoken(&p, NULL, ",");
	}
	return 0;
}

/*
 * 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;
	struct membership *msptr;

	if((chptr = find_channel(name)) == NULL)
	{
		sendto_one_numeric(source_p, ERR_NOSUCHCHANNEL, form_str(ERR_NOSUCHCHANNEL), name);
		return;
	}

	msptr = find_channel_membership(chptr, source_p);
	if(msptr == NULL)
	{
		sendto_one_numeric(source_p, ERR_NOTONCHANNEL, form_str(ERR_NOTONCHANNEL), name);
		return;
	}

	if(MyConnect(source_p) && !IsOper(source_p) && !IsExemptSpambot(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] && (is_chanop(msptr) || !MyConnect(source_p) ||
			 ((can_send(chptr, source_p, msptr) > 0 &&
			   (source_p->localClient->firsttime +
			    ConfigFileEntry.anti_spam_exit_message_time) < rb_current_time()))))
	{
		sendto_server(client_p, chptr, CAP_TS6, NOCAPS,
			      ":%s PART %s :%s", use_id(source_p), chptr->chname, reason);
		sendto_server(client_p, chptr, NOCAPS, CAP_TS6,
			      ":%s PART %s :%s", source_p->name, chptr->chname, reason);
		sendto_channel_local(ALL_MEMBERS, chptr, ":%s!%s@%s PART %s :%s",
				     source_p->name, source_p->username,
				     source_p->host, chptr->chname, reason);
	}
	else
	{
		sendto_server(client_p, chptr, CAP_TS6, NOCAPS,
			      ":%s PART %s", use_id(source_p), chptr->chname);
		sendto_server(client_p, chptr, NOCAPS, CAP_TS6,
			      ":%s PART %s", source_p->name, chptr->chname);
		sendto_channel_local(ALL_MEMBERS, chptr, ":%s!%s@%s PART %s",
				     source_p->name, source_p->username,
				     source_p->host, chptr->chname);
	}
	remove_user_from_channel(msptr);
}
Commit	Line	Data
212380e3	1	/*
	2	* ircd-ratbox: A slightly useful ircd.
	3	* m_part.c: Parts a user from a channel.
	4	*
	5	* Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center
	6	* Copyright (C) 1996-2002 Hybrid Development Team
	7	* Copyright (C) 2002-2005 ircd-ratbox development team
	8	*
	9	* This program is free software; you can redistribute it and/or modify
	10	* it under the terms of the GNU General Public License as published by
	11	* the Free Software Foundation; either version 2 of the License, or
	12	* (at your option) any later version.
	13	*
	14	* This program is distributed in the hope that it will be useful,
	15	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	16	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	17	* GNU General Public License for more details.
	18	*
	19	* You should have received a copy of the GNU General Public License
	20	* along with this program; if not, write to the Free Software
	21	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
	22	* USA
	23	*
	24	* $Id: m_part.c 98 2005-09-11 03:37:47Z nenolod $
	25	*/
	26
	27	#include "stdinc.h"
212380e3	28	#include "channel.h"
	29	#include "client.h"
	30	#include "common.h"
	31	#include "hash.h"
	32	#include "irc_string.h"
	33	#include "ircd.h"
	34	#include "numeric.h"
	35	#include "send.h"
	36	#include "s_serv.h"
	37	#include "msg.h"
	38	#include "parse.h"
	39	#include "modules.h"
	40	#include "s_conf.h"
	41	#include "packet.h"
	42
	43	static int m_part(struct Client , struct Client , int, const char **);
	44
	45	struct Message part_msgtab = {
	46	"PART", 0, 0, 0, MFLG_SLOW,
	47	{mg_unreg, {m_part, 2}, {m_part, 2}, mg_ignore, mg_ignore, {m_part, 2}}
	48	};
	49
	50	mapi_clist_av1 part_clist[] = { &part_msgtab, NULL };
	51
	52	DECLARE_MODULE_AV1(part, NULL, NULL, part_clist, NULL, NULL, "$Revision: 98 $");
	53
	54	static void part_one_client(struct Client *client_p,
	55	struct Client source_p, char name, char *reason);
	56
	57
	58	/*
	59	** m_part
	60	** parv[0] = sender prefix
	61	** parv[1] = channel
	62	** parv[2] = reason
	63	*/
	64	static int
	65	m_part(struct Client client_p, struct Client source_p, int parc, const char *parv[])
	66	{
	67	char p, name;
	68	char reason[REASONLEN + 1];
	69	char *s = LOCAL_COPY(parv[1]);
	70
	71	reason[0] = '\0';
	72
	73	if(parc > 2)
	74	strlcpy(reason, parv[2], sizeof(reason));
	75
	76	name = strtoken(&p, s, ",");
	77
	78	/* Finish the flood grace period... */
	79	if(MyClient(source_p) && !IsFloodDone(source_p))
	80	flood_endgrace(source_p);
	81
	82	strip_colour(reason);
	83
	84	while(name)
	85	{
	86	part_one_client(client_p, source_p, name, reason);
	87	name = strtoken(&p, NULL, ",");
	88	}
	89	return 0;
	90	}
	91
92	/*
93	* part_one_client
94	*
95	* inputs - pointer to server
96	* - pointer to source client to remove
97	* - char pointer of name of channel to remove from
98	* output - none
99	* side effects - remove ONE client given the channel name
100	*/
101	static void
102	part_one_client(struct Client client_p, struct Client source_p, char name, char reason)
103	{
104	struct Channel *chptr;
105	struct membership *msptr;
106
107	if((chptr = find_channel(name)) == NULL)
108	{
109	sendto_one_numeric(source_p, ERR_NOSUCHCHANNEL, form_str(ERR_NOSUCHCHANNEL), name);
110	return;
111	}
112
113	msptr = find_channel_membership(chptr, source_p);
114	if(msptr == NULL)
115	{
116	sendto_one_numeric(source_p, ERR_NOTONCHANNEL, form_str(ERR_NOTONCHANNEL), name);
117	return;
118	}
119
120	if(MyConnect(source_p) && !IsOper(source_p) && !IsExemptSpambot(source_p))
121	check_spambot_warning(source_p, NULL);
122
123	/*
124	* Remove user from the old channel (if any)
125	* only allow /part reasons in -m chans
126	*/
127	if(reason[0] && (is_chanop(msptr) \|\| !MyConnect(source_p) \|\|
128	((can_send(chptr, source_p, msptr) > 0 &&
129	(source_p->localClient->firsttime +
9f6bbe3c	130	ConfigFileEntry.anti_spam_exit_message_time) < rb_current_time()))))
212380e3	131	{
	132	sendto_server(client_p, chptr, CAP_TS6, NOCAPS,
	133	":%s PART %s :%s", use_id(source_p), chptr->chname, reason);
	134	sendto_server(client_p, chptr, NOCAPS, CAP_TS6,
	135	":%s PART %s :%s", source_p->name, chptr->chname, reason);
	136	sendto_channel_local(ALL_MEMBERS, chptr, ":%s!%s@%s PART %s :%s",
	137	source_p->name, source_p->username,
	138	source_p->host, chptr->chname, reason);
	139	}
	140	else
	141	{
	142	sendto_server(client_p, chptr, CAP_TS6, NOCAPS,
	143	":%s PART %s", use_id(source_p), chptr->chname);
	144	sendto_server(client_p, chptr, NOCAPS, CAP_TS6,
	145	":%s PART %s", source_p->name, chptr->chname);
	146	sendto_channel_local(ALL_MEMBERS, chptr, ":%s!%s@%s PART %s",
	147	source_p->name, source_p->username,
	148	source_p->host, chptr->chname);
	149	}
	150	remove_user_from_channel(msptr);
	151	}