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/* |
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* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd). |
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* m_lljoin.c: Joins a user on a lazy-link to a channel. |
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* |
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* Copyright (C) 2002 by the past and present ircd coders, and others. |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 |
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* USA |
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* |
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* $Id$ |
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*/ |
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|
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#include "stdinc.h" |
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#include "tools.h" |
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#include "channel.h" |
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#include "channel_mode.h" |
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#include "client.h" |
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#include "hash.h" |
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#include "common.h" |
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#include "irc_string.h" |
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#include "ircd.h" |
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#include "list.h" |
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#include "numeric.h" |
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#include "s_serv.h" |
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#include "s_conf.h" |
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#include "send.h" |
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#include "handlers.h" |
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#include "msg.h" |
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#include "parse.h" |
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#include "modules.h" |
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|
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|
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static void ms_lljoin(struct Client *,struct Client *,int,char **); |
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|
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struct Message lljoin_msgtab = { |
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"LLJOIN", 0, 0, 3, 0, MFLG_SLOW | MFLG_UNREG, 0L, |
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{m_unregistered, m_ignore, ms_lljoin, m_ignore, m_ignore, m_ignore} |
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}; |
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#ifndef STATIC_MODULES |
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|
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void |
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_modinit(void) |
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{ |
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mod_add_cmd(&lljoin_msgtab); |
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} |
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|
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void |
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_moddeinit(void) |
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{ |
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mod_del_cmd(&lljoin_msgtab); |
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} |
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|
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const char *_version = "$Revision$"; |
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#endif |
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/* |
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* m_lljoin |
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* parv[0] = sender prefix |
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* parv[1] = channel |
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* parv[2] = nick ("!nick" == cjoin) |
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* parv[3] = key (optional) |
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* |
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* If a lljoin is received, from our uplink, join |
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* the requested client to the given channel, or ignore it |
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* if there is an error. |
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* |
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* Ok, the way this works. Leaf client tries to join a channel, |
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* it doesn't exist so the join does a cburst request on behalf of the |
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* client, and aborts that join. The cburst sjoin's the channel if it |
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* exists on the hub, and sends back an LLJOIN to the leaf. Thats where |
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* this is now.. |
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* |
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*/ |
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static void |
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ms_lljoin(struct Client *client_p, struct Client *source_p, |
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int parc, char *parv[]) |
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{ |
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char *chname = NULL; |
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char *nick = NULL; |
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char *key = NULL; |
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int flags; |
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int i; |
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struct Client *target_p; |
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struct Channel *chptr; |
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|
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if (uplink && !IsCapable(uplink,CAP_LL)) |
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{ |
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sendto_realops_flags(UMODE_ALL, L_ALL, |
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"*** LLJOIN requested from non LL server %s", |
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client_p->name); |
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return; |
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} |
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|
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chname = parv[1]; |
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if(chname == NULL) |
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return; |
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|
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nick = parv[2]; |
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if(nick == NULL) |
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return; |
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|
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if (parc >3) |
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key = parv[3]; |
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|
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flags = 0; |
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|
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target_p = find_person(client_p, nick); |
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|
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if (!target_p) |
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return; |
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|
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if (!MyClient(target_p)) |
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return; |
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|
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chptr = get_or_create_channel(target_p, chname, NULL); |
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flags = CHFL_CHANOP; |
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|
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if(!chptr) |
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return; |
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|
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if (dlink_list_length(&chptr->members) == 0) |
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flags = CHFL_CHANOP; |
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else |
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flags = 0; |
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|
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/* XXX in m_join.c :( */ |
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/* check_spambot_warning(target_p, chname); */ |
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|
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/* They _could_ join a channel twice due to lag */ |
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if(chptr) |
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{ |
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if (IsMember(target_p, chptr)) /* already a member, ignore this */ |
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return; |
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} |
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else |
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{ |
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sendto_one(target_p, form_str(ERR_UNAVAILRESOURCE), |
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me.name, nick, chptr->chname); |
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return; |
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} |
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|
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if ((i = can_join(target_p, chptr, key))) |
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{ |
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sendto_one(target_p, form_str(i), |
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me.name, nick, chptr->chname); |
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return; |
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} |
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|
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if ((dlink_list_length(&target_p->channel) >= ConfigChannel.max_chans_per_user) && |
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(!IsOper(target_p) || (dlink_list_length(&target_p->channel) >= |
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ConfigChannel.max_chans_per_user*3))) |
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{ |
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sendto_one(target_p, form_str(ERR_TOOMANYCHANNELS), |
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me.name, nick, chptr->chname ); |
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return; |
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} |
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|
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if (flags == CHFL_CHANOP) |
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{ |
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chptr->channelts = CurrentTime; |
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|
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sendto_one(uplink, |
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":%s SJOIN %lu %s + :@%s", |
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me.name, |
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(unsigned long) chptr->channelts, |
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chptr->chname, |
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nick); |
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} |
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|
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sendto_one(uplink, |
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":%s SJOIN %lu %s + :%s", |
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me.name, |
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(unsigned long) chptr->channelts, |
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chptr->chname, |
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nick); |
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|
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add_user_to_channel(chptr, target_p, flags, YES); |
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|
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sendto_channel_local(ALL_MEMBERS, NO, chptr, |
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":%s!%s@%s JOIN :%s", |
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target_p->name, |
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target_p->username, |
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target_p->host, |
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chptr->chname); |
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|
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if (flags & CHFL_CHANOP) |
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{ |
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chptr->mode.mode |= MODE_TOPICLIMIT; |
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chptr->mode.mode |= MODE_NOPRIVMSGS; |
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|
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sendto_channel_local(ALL_MEMBERS, NO, chptr, |
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":%s MODE %s +nt", |
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me.name, chptr->chname); |
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sendto_one(uplink, |
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":%s MODE %s +nt", |
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me.name, chptr->chname); |
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} |
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|
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channel_member_names(target_p, chptr, 1); |
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} |