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adx |
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/* |
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* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd). |
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* m_llnick.c: Used to introduce a client on a lazy-link. |
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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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knight |
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* $Id$ |
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adx |
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*/ |
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#include "stdinc.h" |
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#include "tools.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 "hash.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 "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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static void ms_llnick(struct Client*, struct Client*, int, char**); |
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struct Message llnick_msgtab = { |
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"LLNICK", 0, 0, 3, 0, MFLG_SLOW | MFLG_UNREG, 0L, |
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{m_unregistered, m_ignore, ms_llnick, m_ignore, m_ignore, m_ignore} |
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}; |
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#ifndef STATIC_MODULES |
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void |
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_modinit(void) |
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{ |
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mod_add_cmd(&llnick_msgtab); |
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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(&llnick_msgtab); |
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} |
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knight |
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const char *_version = "$Revision$"; |
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adx |
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#endif |
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/* |
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* m_llnick |
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* parv[0] = sender prefix |
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* parv[1] = status |
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* parv[2] = nick |
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* parv[3] = old nick |
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* |
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*/ |
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static void |
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ms_llnick(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 *nick; |
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char *nick_old = NULL; |
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struct Client *target_p = NULL; |
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int exists = 0; |
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int new = 0; |
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dlink_node *ptr; |
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if(!IsCapable(client_p,CAP_LL) || !IsCapable(client_p, CAP_HUB)) |
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{ |
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sendto_realops_flags(UMODE_ALL, L_ALL, |
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"*** LLNICK 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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if (parc < 4) |
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return; |
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if (*parv[1] == 'Y') |
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exists = 1; |
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nick = parv[2]; |
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nick_old = parv[3]; |
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if (*nick_old == '!') |
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new = 1; |
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if (new) |
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{ |
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nick_old++; /* skip '!' */ |
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/* New user -- find them */ |
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DLINK_FOREACH(ptr, unknown_list.head) |
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{ |
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if( !strcmp(nick_old, ((struct Client *)ptr->data)->llname) ) |
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{ |
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target_p = ptr->data; |
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*target_p->llname = '\0'; /* unset their temp-nick */ |
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break; |
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} |
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} |
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if (!target_p) /* Can't find them -- maybe they got a different nick */ |
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return; |
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} |
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else |
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{ |
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/* Existing user changing nickname */ |
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target_p = find_client(nick_old); |
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if (!target_p) /* Can't find them -- maybe they got a different nick */ |
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return; |
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} |
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/* Don't try this on a remote client... */ |
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if (!MyConnect(target_p)) |
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return; |
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if(find_client(nick) || exists) |
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{ |
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/* The nick they want is in use. complain */ |
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sendto_one(target_p, form_str(ERR_NICKNAMEINUSE), me.name, |
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new ? "*" : nick_old, |
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nick); |
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return; |
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} |
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if(new) |
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set_initial_nick(target_p, target_p, nick); |
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else |
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change_local_nick(target_p, target_p, nick); |
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} |
