mirror of
https://github.com/matrix-construct/construct
synced 2024-11-26 16:52:44 +01:00
eeabf33a7c
This is cleaner. Note this was broken out of a much larger piece of work I did, so if there's any problems, I apologise!
82 lines
2.6 KiB
C
82 lines
2.6 KiB
C
/*
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* charybdis: an advanced ircd.
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* chm_noctcp: block non-action CTCP (+C mode).
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*
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* Copyright (c) 2012 William Pitcock <nenolod@dereferenced.org>
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice is present in all copies.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "stdinc.h"
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#include "modules.h"
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#include "hook.h"
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#include "client.h"
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#include "ircd.h"
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#include "send.h"
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#include "s_conf.h"
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#include "s_user.h"
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#include "s_serv.h"
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#include "numeric.h"
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#include "chmode.h"
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#include "inline/stringops.h"
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static const char chm_noctcp_desc[] =
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"Adds channel mode +C, which blocks CTCP messages from a channel (except ACTION)";
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static unsigned int mode_noctcp;
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static void chm_noctcp_process(hook_data_privmsg_channel *);
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mapi_hfn_list_av1 chm_noctcp_hfnlist[] = {
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{ "privmsg_channel", (hookfn) chm_noctcp_process },
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{ NULL, NULL }
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};
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static void
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chm_noctcp_process(hook_data_privmsg_channel *data)
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{
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/* don't waste CPU if message is already blocked */
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if (data->approved || data->msgtype == MESSAGE_TYPE_NOTICE)
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return;
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if (*data->text == '\001' && strncasecmp(data->text + 1, "ACTION ", 7) && data->chptr->mode.mode & mode_noctcp)
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{
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sendto_one_numeric(data->source_p, ERR_CANNOTSENDTOCHAN, form_str(ERR_CANNOTSENDTOCHAN), data->chptr->chname);
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data->approved = ERR_CANNOTSENDTOCHAN;
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return;
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}
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else if (rb_dlink_list_length(&data->chptr->locmembers) > (unsigned)(GlobalSetOptions.floodcount / 2))
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data->source_p->large_ctcp_sent = rb_current_time();
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}
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static int
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_modinit(void)
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{
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mode_noctcp = cflag_add('C', chm_simple);
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if (mode_noctcp == 0)
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return -1;
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return 0;
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}
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static void
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_moddeinit(void)
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{
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cflag_orphan('C');
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}
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DECLARE_MODULE_AV2(chm_noctcp, _modinit, _moddeinit, NULL, NULL, chm_noctcp_hfnlist, NULL, NULL, chm_noctcp_desc);
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