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construct/modules/core/m_join.c
nenolod 212380e3f4 [svn] - the new plan: 
+ branches/release-2.1 -> 2.2 base
  + 3.0 -> branches/cxxconversion
  + backport some immediate 3.0 functionality for 2.2
  + other stuff
2007-01-24 22:40:21 -08:00

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/*
* ircd-ratbox: A slightly useful ircd.
* m_join.c: Joins 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_join.c 3131 2007-01-21 15:36:31Z jilles $
*/
#include "stdinc.h"
#include "tools.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 "s_conf.h"
#include "s_newconf.h"
#include "msg.h"
#include "parse.h"
#include "modules.h"
#include "sprintf_irc.h"
#include "packet.h"
static int m_join(struct Client *, struct Client *, int, const char **);
static int ms_join(struct Client *, struct Client *, int, const char **);
static int h_can_create_channel;
static int h_channel_join;
struct Message join_msgtab = {
"JOIN", 0, 0, 0, MFLG_SLOW,
{mg_unreg, {m_join, 2}, {ms_join, 2}, mg_ignore, mg_ignore, {m_join, 2}}
};
mapi_clist_av1 join_clist[] = { &join_msgtab, NULL };
mapi_hlist_av1 join_hlist[] = {
{ "can_create_channel", &h_can_create_channel },
{ "channel_join", &h_channel_join },
{ NULL, NULL },
};
DECLARE_MODULE_AV1(join, NULL, NULL, join_clist, join_hlist, NULL, "$Revision: 3131 $");
static void do_join_0(struct Client *client_p, struct Client *source_p);
static int check_channel_name_loc(struct Client *source_p, const char *name);
static void set_final_mode(struct Mode *mode, struct Mode *oldmode);
static void remove_our_modes(struct Channel *chptr, struct Client *source_p);
static char modebuf[MODEBUFLEN];
static char parabuf[MODEBUFLEN];
static char *mbuf;
/* Check what we will forward to, without sending any notices to the user
* -- jilles
*/
static struct Channel *
check_forward(struct Client *source_p, struct Channel *chptr,
char *key)
{
int depth = 0, i;
/* User is +Q */
if (IsNoForward(source_p))
return NULL;
while (depth < 16)
{
chptr = find_channel(chptr->mode.forward);
/* Can only forward to existing channels */
if (chptr == NULL)
return NULL;
/* Already on there, show original error message */
if (IsMember(source_p, chptr))
return NULL;
/* Juped. Sending a warning notice would be unfair */
if (hash_find_resv(chptr->chname))
return NULL;
/* Don't forward to +Q channel */
if (chptr->mode.mode & MODE_DISFORWARD)
return NULL;
i = can_join(source_p, chptr, key);
if (i == 0)
return chptr;
if (i != ERR_INVITEONLYCHAN && i != ERR_NEEDREGGEDNICK && i != ERR_THROTTLE && i != ERR_CHANNELISFULL)
return NULL;
depth++;
}
return NULL;
}
/*
* m_join
* parv[0] = sender prefix
* parv[1] = channel
* parv[2] = channel password (key)
*/
static int
m_join(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
static char jbuf[BUFSIZE];
struct Channel *chptr = NULL;
struct ConfItem *aconf;
char *name;
char *key = NULL;
int i, flags = 0;
char *p = NULL, *p2 = NULL;
char *chanlist;
char *mykey;
int successful_join_count = 0; /* Number of channels successfully joined */
jbuf[0] = '\0';
/* rebuild the list of channels theyre supposed to be joining.
* this code has a side effect of losing keys, but..
*/
chanlist = LOCAL_COPY(parv[1]);
for(name = strtoken(&p, chanlist, ","); name; name = strtoken(&p, NULL, ","))
{
/* check the length and name of channel is ok */
if(!check_channel_name_loc(source_p, name) || (strlen(name) > LOC_CHANNELLEN))
{
sendto_one_numeric(source_p, ERR_BADCHANNAME,
form_str(ERR_BADCHANNAME), (unsigned char *) name);
continue;
}
/* join 0 parts all channels */
if(*name == '0' && !atoi(name))
{
(void) strcpy(jbuf, "0");
continue;
}
/* check it begins with # or &, and local chans are disabled */
else if(!IsChannelName(name))
{
sendto_one_numeric(source_p, ERR_NOSUCHCHANNEL,
form_str(ERR_NOSUCHCHANNEL), name);
continue;
}
/* see if its resv'd */
if(!IsExemptResv(source_p) && (aconf = hash_find_resv(name)))
{
sendto_one_numeric(source_p, ERR_BADCHANNAME,
form_str(ERR_BADCHANNAME), name);
/* dont warn for opers */
if(!IsExemptJupe(source_p) && !IsOper(source_p))
sendto_realops_snomask(SNO_SPY, L_NETWIDE,
"User %s (%s@%s) is attempting to join locally juped channel %s (%s)",
source_p->name, source_p->username,
source_p->host, name, aconf->passwd);
/* dont update tracking for jupe exempt users, these
* are likely to be spamtrap leaves
*/
else if(IsExemptJupe(source_p))
aconf->port--;
continue;
}
if(splitmode && !IsOper(source_p) && (*name != '&') &&
ConfigChannel.no_join_on_split)
{
sendto_one(source_p, form_str(ERR_UNAVAILRESOURCE),
me.name, source_p->name, name);
continue;
}
if(*jbuf)
(void) strcat(jbuf, ",");
(void) strlcat(jbuf, name, sizeof(jbuf));
}
if(parc > 2)
{
mykey = LOCAL_COPY(parv[2]);
key = strtoken(&p2, mykey, ",");
}
for(name = strtoken(&p, jbuf, ","); name;
key = (key) ? strtoken(&p2, NULL, ",") : NULL, name = strtoken(&p, NULL, ","))
{
hook_data_channel_activity hook_info;
/* JOIN 0 simply parts all channels the user is in */
if(*name == '0' && !atoi(name))
{
if(source_p->user->channel.head == NULL)
continue;
do_join_0(&me, source_p);
continue;
}
/* look for the channel */
if((chptr = find_channel(name)) != NULL)
{
if(IsMember(source_p, chptr))
continue;
flags = 0;
}
else
{
hook_data_client_approval moduledata;
moduledata.client = source_p;
moduledata.approved = 0;
call_hook(h_can_create_channel, &moduledata);
if(moduledata.approved != 0 && !IsOper(source_p))
{
sendto_one(source_p, form_str(moduledata.approved),
me.name, source_p->name, name);
continue;
}
if(splitmode && !IsOper(source_p) && (*name != '&') &&
ConfigChannel.no_create_on_split)
{
sendto_one(source_p, form_str(ERR_UNAVAILRESOURCE),
me.name, source_p->name, name);
continue;
}
flags = CHFL_CHANOP;
}
if((dlink_list_length(&source_p->user->channel) >=
(unsigned long) ConfigChannel.max_chans_per_user) &&
(!IsOper(source_p) ||
(dlink_list_length(&source_p->user->channel) >=
(unsigned long) ConfigChannel.max_chans_per_user * 3)))
{
sendto_one(source_p, form_str(ERR_TOOMANYCHANNELS),
me.name, source_p->name, name);
if(successful_join_count)
source_p->localClient->last_join_time = CurrentTime;
return 0;
}
if(flags == 0) /* if channel doesn't exist, don't penalize */
successful_join_count++;
if(chptr == NULL) /* If I already have a chptr, no point doing this */
{
chptr = get_or_create_channel(source_p, name, NULL);
if(chptr == NULL)
{
sendto_one(source_p, form_str(ERR_UNAVAILRESOURCE),
me.name, source_p->name, name);
if(successful_join_count > 0)
successful_join_count--;
continue;
}
}
if(!IsOper(source_p) && !IsExemptSpambot(source_p))
check_spambot_warning(source_p, name);
/* can_join checks for +i key, bans etc */
if((i = can_join(source_p, chptr, key)))
{
if ((i != ERR_NEEDREGGEDNICK && i != ERR_THROTTLE && i != ERR_INVITEONLYCHAN && i != ERR_CHANNELISFULL) ||
(!ConfigChannel.use_forward || (chptr = check_forward(source_p, chptr, key)) == NULL))
{
sendto_one(source_p, form_str(i), me.name, source_p->name, name);
if(successful_join_count > 0)
successful_join_count--;
continue;
}
sendto_one_numeric(source_p, ERR_LINKCHANNEL, form_str(ERR_LINKCHANNEL), name, chptr->chname);
}
/* add the user to the channel */
add_user_to_channel(chptr, source_p, flags);
if (chptr->mode.join_num &&
CurrentTime - chptr->join_delta >= chptr->mode.join_time)
{
chptr->join_count = 0;
chptr->join_delta = CurrentTime;
}
chptr->join_count++;
/* we send the user their join here, because we could have to
* send a mode out next.
*/
sendto_channel_local(ALL_MEMBERS, chptr, ":%s!%s@%s JOIN :%s",
source_p->name,
source_p->username, source_p->host, chptr->chname);
/* its a new channel, set +nt and burst. */
if(flags & CHFL_CHANOP)
{
chptr->channelts = CurrentTime;
chptr->mode.mode |= MODE_TOPICLIMIT;
chptr->mode.mode |= MODE_NOPRIVMSGS;
sendto_channel_local(ONLY_CHANOPS, chptr, ":%s MODE %s +nt",
me.name, chptr->chname);
if(*chptr->chname == '#')
{
sendto_server(client_p, chptr, CAP_TS6, NOCAPS,
":%s SJOIN %ld %s +nt :@%s",
me.id, (long) chptr->channelts,
chptr->chname, source_p->id);
sendto_server(client_p, chptr, NOCAPS, CAP_TS6,
":%s SJOIN %ld %s +nt :@%s",
me.name, (long) chptr->channelts,
chptr->chname, source_p->name);
}
}
else
{
const char *modes = channel_modes(chptr, &me);
sendto_server(client_p, chptr, CAP_TS6, NOCAPS,
":%s JOIN %ld %s %s",
use_id(source_p), (long) chptr->channelts,
chptr->chname, modes);
sendto_server(client_p, chptr, NOCAPS, CAP_TS6,
":%s SJOIN %ld %s %s :%s",
me.name, (long) chptr->channelts,
chptr->chname, modes, source_p->name);
}
del_invite(chptr, source_p);
if(chptr->topic != NULL)
{
sendto_one(source_p, form_str(RPL_TOPIC), me.name,
source_p->name, chptr->chname, chptr->topic);
sendto_one(source_p, form_str(RPL_TOPICWHOTIME),
me.name, source_p->name, chptr->chname,
chptr->topic_info, chptr->topic_time);
}
channel_member_names(chptr, source_p, 1);
if(successful_join_count)
source_p->localClient->last_join_time = CurrentTime;
hook_info.client = source_p;
hook_info.chptr = chptr;
hook_info.key = key;
call_hook(h_channel_join, &hook_info);
}
return 0;
}
/*
* ms_join
*
* inputs -
* output - none
* side effects - handles remote JOIN's sent by servers. In TSora
* remote clients are joined using SJOIN, hence a
* JOIN sent by a server on behalf of a client is an error.
* here, the initial code is in to take an extra parameter
* and use it for the TimeStamp on a new channel.
*/
static int
ms_join(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
struct Channel *chptr;
static struct Mode mode, *oldmode;
const char *s;
const char *modes;
time_t oldts;
time_t newts;
int isnew;
int args = 0;
int keep_our_modes = YES;
int keep_new_modes = YES;
dlink_node *ptr, *next_ptr;
/* special case for join 0 */
if((parv[1][0] == '0') && (parv[1][1] == '\0') && parc == 2)
{
do_join_0(client_p, source_p);
return 0;
}
if(parc < 4)
return 0;
if(!IsChannelName(parv[2]) || !check_channel_name(parv[2]))
return 0;
/* joins for local channels cant happen. */
if(parv[2][0] == '&')
return 0;
mbuf = modebuf;
mode.key[0] = mode.forward[0] = '\0';
mode.mode = mode.limit = mode.join_num = mode.join_time = 0;
s = parv[3];
while(*s)
{
switch (*(s++))
{
case 'i':
mode.mode |= MODE_INVITEONLY;
break;
case 'n':
mode.mode |= MODE_NOPRIVMSGS;
break;
case 'p':
mode.mode |= MODE_PRIVATE;
break;
case 's':
mode.mode |= MODE_SECRET;
break;
case 'm':
mode.mode |= MODE_MODERATED;
break;
case 't':
mode.mode |= MODE_TOPICLIMIT;
break;
case 'r':
mode.mode |= MODE_REGONLY;
break;
case 'L':
mode.mode |= MODE_EXLIMIT;
break;
case 'P':
mode.mode |= MODE_PERMANENT;
break;
case 'c':
mode.mode |= MODE_NOCOLOR;
break;
case 'g':
mode.mode |= MODE_FREEINVITE;
break;
case 'z':
mode.mode |= MODE_OPMODERATE;
break;
case 'F':
mode.mode |= MODE_FREETARGET;
break;
case 'Q':
mode.mode |= MODE_DISFORWARD;
break;
case 'f':
if(parc < 5 + args)
return 0;
strlcpy(mode.forward, parv[4 + args], sizeof(mode.forward));
args++;
break;
case 'j':
/* sent a +j without an arg. */
if(parc < 5 + args)
return 0;
sscanf(parv[4 + args], "%d:%d", &mode.join_num, &mode.join_time);
args++;
break;
case 'k':
/* sent a +k without a key, eek. */
if(parc < 5 + args)
return 0;
strlcpy(mode.key, parv[4 + args], sizeof(mode.key));
args++;
break;
case 'l':
/* sent a +l without a limit. */
if(parc < 5 + args)
return 0;
mode.limit = atoi(parv[4 + args]);
args++;
break;
}
}
if((chptr = get_or_create_channel(source_p, parv[2], &isnew)) == NULL)
return 0;
newts = atol(parv[1]);
oldts = chptr->channelts;
oldmode = &chptr->mode;
#ifdef IGNORE_BOGUS_TS
if(newts < 800000000)
{
sendto_realops_snomask(SNO_DEBUG, L_ALL,
"*** Bogus TS %ld on %s ignored from %s",
(long) newts, chptr->chname, client_p->name);
newts = (oldts == 0) ? oldts : 800000000;
}
#else
/* making a channel TS0 */
if(!isnew && !newts && oldts)
{
sendto_channel_local(ALL_MEMBERS, chptr,
":%s NOTICE %s :*** Notice -- TS for %s changed from %ld to 0",
me.name, chptr->chname, chptr->chname, (long) oldts);
sendto_realops_snomask(SNO_GENERAL, L_ALL,
"Server %s changing TS on %s from %ld to 0",
source_p->name, chptr->chname, (long) oldts);
}
#endif
if(isnew)
chptr->channelts = newts;
else if(newts == 0 || oldts == 0)
chptr->channelts = 0;
else if(newts == oldts)
;
else if(newts < oldts)
{
keep_our_modes = NO;
chptr->channelts = newts;
}
else
keep_new_modes = NO;
if(!keep_new_modes)
mode = *oldmode;
else if(keep_our_modes)
{
mode.mode |= oldmode->mode;
if(oldmode->limit > mode.limit)
mode.limit = oldmode->limit;
if(strcmp(mode.key, oldmode->key) < 0)
strcpy(mode.key, oldmode->key);
if(oldmode->join_num > mode.join_num ||
(oldmode->join_num == mode.join_num &&
oldmode->join_time > mode.join_time))
{
mode.join_num = oldmode->join_num;
mode.join_time = oldmode->join_time;
}
if(irccmp(mode.forward, oldmode->forward) < 0)
strcpy(mode.forward, oldmode->forward);
}
else
{
/* If setting -j, clear join throttle state -- jilles */
if (!mode.join_num)
chptr->join_count = chptr->join_delta = 0;
}
set_final_mode(&mode, oldmode);
chptr->mode = mode;
/* Lost the TS, other side wins, so remove modes on this side */
if(!keep_our_modes)
{
remove_our_modes(chptr, source_p);
DLINK_FOREACH_SAFE(ptr, next_ptr, chptr->invites.head)
{
del_invite(chptr, ptr->data);
}
sendto_channel_local(ALL_MEMBERS, chptr,
":%s NOTICE %s :*** Notice -- TS for %s changed from %ld to %ld",
me.name, chptr->chname, chptr->chname,
(long) oldts, (long) newts);
}
if(*modebuf != '\0')
sendto_channel_local(ALL_MEMBERS, chptr, ":%s MODE %s %s %s",
source_p->user->server, chptr->chname, modebuf, parabuf);
*modebuf = *parabuf = '\0';
if(!IsMember(source_p, chptr))
{
add_user_to_channel(chptr, source_p, CHFL_PEON);
if (chptr->mode.join_num &&
CurrentTime - chptr->join_delta >= chptr->mode.join_time)
{
chptr->join_count = 0;
chptr->join_delta = CurrentTime;
}
chptr->join_count++;
sendto_channel_local(ALL_MEMBERS, chptr, ":%s!%s@%s JOIN :%s",
source_p->name, source_p->username,
source_p->host, chptr->chname);
}
modes = channel_modes(chptr, client_p);
sendto_server(client_p, chptr, CAP_TS6, NOCAPS,
":%s JOIN %ld %s %s",
source_p->id, (long) chptr->channelts, chptr->chname, modes);
sendto_server(client_p, chptr, NOCAPS, CAP_TS6,
":%s SJOIN %ld %s %s :%s",
source_p->user->server, (long) chptr->channelts,
chptr->chname, modes, source_p->name);
return 0;
}
/*
* do_join_0
*
* inputs - pointer to client doing join 0
* output - NONE
* side effects - Use has decided to join 0. This is legacy
* from the days when channels were numbers not names. *sigh*
* There is a bunch of evilness necessary here due to
* anti spambot code.
*/
static void
do_join_0(struct Client *client_p, struct Client *source_p)
{
struct membership *msptr;
struct Channel *chptr = NULL;
dlink_node *ptr;
/* Finish the flood grace period... */
if(MyClient(source_p) && !IsFloodDone(source_p))
flood_endgrace(source_p);
sendto_server(client_p, NULL, NOCAPS, NOCAPS, ":%s JOIN 0", source_p->name);
if(source_p->user->channel.head && MyConnect(source_p) &&
!IsOper(source_p) && !IsExemptSpambot(source_p))
check_spambot_warning(source_p, NULL);
while((ptr = source_p->user->channel.head))
{
msptr = ptr->data;
chptr = msptr->chptr;
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);
}
}
static int
check_channel_name_loc(struct Client *source_p, const char *name)
{
s_assert(name != NULL);
if(EmptyString(name))
return 0;
if(ConfigFileEntry.disable_fake_channels && !IsOper(source_p))
{
for(; *name; ++name)
{
if(!IsChanChar(*name) || IsFakeChanChar(*name))
return 0;
}
}
else
{
for(; *name; ++name)
{
if(!IsChanChar(*name))
return 0;
}
}
return 1;
}
struct mode_letter
{
int mode;
char letter;
};
static struct mode_letter flags[] = {
{MODE_NOPRIVMSGS, 'n'},
{MODE_TOPICLIMIT, 't'},
{MODE_SECRET, 's'},
{MODE_MODERATED, 'm'},
{MODE_INVITEONLY, 'i'},
{MODE_PRIVATE, 'p'},
{MODE_REGONLY, 'r'},
{MODE_EXLIMIT, 'L'},
{MODE_PERMANENT, 'P'},
{MODE_NOCOLOR, 'c'},
{MODE_FREEINVITE, 'g'},
{MODE_OPMODERATE, 'z'},
{MODE_FREETARGET, 'F'},
{MODE_DISFORWARD, 'Q'},
{0, 0}
};
static void
set_final_mode(struct Mode *mode, struct Mode *oldmode)
{
int dir = MODE_QUERY;
char *pbuf = parabuf;
int len;
int i;
/* ok, first get a list of modes we need to add */
for(i = 0; flags[i].letter; i++)
{
if((mode->mode & flags[i].mode) && !(oldmode->mode & flags[i].mode))
{
if(dir != MODE_ADD)
{
*mbuf++ = '+';
dir = MODE_ADD;
}
*mbuf++ = flags[i].letter;
}
}
/* now the ones we need to remove. */
for(i = 0; flags[i].letter; i++)
{
if((oldmode->mode & flags[i].mode) && !(mode->mode & flags[i].mode))
{
if(dir != MODE_DEL)
{
*mbuf++ = '-';
dir = MODE_DEL;
}
*mbuf++ = flags[i].letter;
}
}
if(oldmode->limit && !mode->limit)
{
if(dir != MODE_DEL)
{
*mbuf++ = '-';
dir = MODE_DEL;
}
*mbuf++ = 'l';
}
if(oldmode->key[0] && !mode->key[0])
{
if(dir != MODE_DEL)
{
*mbuf++ = '-';
dir = MODE_DEL;
}
*mbuf++ = 'k';
len = ircsprintf(pbuf, "%s ", oldmode->key);
pbuf += len;
}
if(oldmode->join_num && !mode->join_num)
{
if(dir != MODE_DEL)
{
*mbuf++ = '-';
dir = MODE_DEL;
}
*mbuf++ = 'j';
}
if(oldmode->forward[0] && !mode->forward[0])
{
if(dir != MODE_DEL)
{
*mbuf++ = '-';
dir = MODE_DEL;
}
*mbuf++ = 'f';
}
if(mode->limit && oldmode->limit != mode->limit)
{
if(dir != MODE_ADD)
{
*mbuf++ = '+';
dir = MODE_ADD;
}
*mbuf++ = 'l';
len = ircsprintf(pbuf, "%d ", mode->limit);
pbuf += len;
}
if(mode->key[0] && strcmp(oldmode->key, mode->key))
{
if(dir != MODE_ADD)
{
*mbuf++ = '+';
dir = MODE_ADD;
}
*mbuf++ = 'k';
len = ircsprintf(pbuf, "%s ", mode->key);
pbuf += len;
}
if(mode->join_num && (oldmode->join_num != mode->join_num || oldmode->join_time != mode->join_time))
{
if(dir != MODE_ADD)
{
*mbuf++ = '+';
dir = MODE_ADD;
}
*mbuf++ = 'j';
len = ircsprintf(pbuf, "%d:%d ", mode->join_num, mode->join_time);
pbuf += len;
}
if(mode->forward[0] && strcmp(oldmode->forward, mode->forward) && ConfigChannel.use_forward)
{
if(dir != MODE_ADD)
{
*mbuf++ = '+';
dir = MODE_ADD;
}
*mbuf++ = 'f';
len = ircsprintf(pbuf, "%s ", mode->forward);
pbuf += len;
}
*mbuf = '\0';
}
/*
* remove_our_modes
*
* inputs -
* output -
* side effects -
*/
static void
remove_our_modes(struct Channel *chptr, struct Client *source_p)
{
struct membership *msptr;
dlink_node *ptr;
char lmodebuf[MODEBUFLEN];
char *lpara[MAXMODEPARAMS];
int count = 0;
int i;
mbuf = lmodebuf;
*mbuf++ = '-';
for(i = 0; i < MAXMODEPARAMS; i++)
lpara[i] = NULL;
DLINK_FOREACH(ptr, chptr->members.head)
{
msptr = ptr->data;
if(is_chanop(msptr))
{
msptr->flags &= ~CHFL_CHANOP;
lpara[count++] = msptr->client_p->name;
*mbuf++ = 'o';
/* +ov, might not fit so check. */
if(is_voiced(msptr))
{
if(count >= MAXMODEPARAMS)
{
*mbuf = '\0';
sendto_channel_local(ALL_MEMBERS, chptr,
":%s MODE %s %s %s %s %s %s",
me.name, chptr->chname,
lmodebuf, lpara[0], lpara[1],
lpara[2], lpara[3]);
/* preserve the initial '-' */
mbuf = lmodebuf;
*mbuf++ = '-';
count = 0;
for(i = 0; i < MAXMODEPARAMS; i++)
lpara[i] = NULL;
}
msptr->flags &= ~CHFL_VOICE;
lpara[count++] = msptr->client_p->name;
*mbuf++ = 'v';
}
}
else if(is_voiced(msptr))
{
msptr->flags &= ~CHFL_VOICE;
lpara[count++] = msptr->client_p->name;
*mbuf++ = 'v';
}
else
continue;
if(count >= MAXMODEPARAMS)
{
*mbuf = '\0';
sendto_channel_local(ALL_MEMBERS, chptr,
":%s MODE %s %s %s %s %s %s",
me.name, chptr->chname, lmodebuf,
lpara[0], lpara[1], lpara[2], lpara[3]);
mbuf = lmodebuf;
*mbuf++ = '-';
count = 0;
for(i = 0; i < MAXMODEPARAMS; i++)
lpara[i] = NULL;
}
}
if(count != 0)
{
*mbuf = '\0';
sendto_channel_local(ALL_MEMBERS, chptr,
":%s MODE %s %s %s %s %s %s",
me.name, chptr->chname, lmodebuf,
EmptyString(lpara[0]) ? "" : lpara[0],
EmptyString(lpara[1]) ? "" : lpara[1],
EmptyString(lpara[2]) ? "" : lpara[2],
EmptyString(lpara[3]) ? "" : lpara[3]);
}
}
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