solanum/extensions/chm_nonotice.c

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/*
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* Solanum: a slightly advanced ircd
* chm_nonotice: block NOTICEs (+T mode).
*
* Copyright (c) 2012 Ariadne Conill <ariadne@dereferenced.org>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice is present in all copies.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include "stdinc.h"
#include "modules.h"
#include "hook.h"
#include "client.h"
#include "ircd.h"
#include "send.h"
#include "s_conf.h"
#include "s_user.h"
#include "s_serv.h"
#include "numeric.h"
#include "chmode.h"
#include "messages.h"
#include "inline/stringops.h"
static const char chm_nonotice_desc[] =
"Adds channel mode +T which blocks notices to the channel.";
static unsigned int mode_nonotice;
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static void chm_nonotice_process(void *);
mapi_hfn_list_av1 chm_nonotice_hfnlist[] = {
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{ "privmsg_channel", chm_nonotice_process },
{ NULL, NULL }
};
static void
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chm_nonotice_process(void *data_)
{
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hook_data_privmsg_channel *data = data_;
/* don't waste CPU if message is already blocked */
if (data->approved || data->msgtype != MESSAGE_TYPE_NOTICE)
return;
/* block all notices except CTCPs; use chm_noctcp to block CTCPs. */
if (data->chptr->mode.mode & mode_nonotice && *data->text != '\001')
{
sendto_one_numeric(data->source_p, ERR_CANNOTSENDTOCHAN, form_str(ERR_CANNOTSENDTOCHAN), data->chptr->chname);
data->approved = ERR_CANNOTSENDTOCHAN;
return;
}
}
static int
_modinit(void)
{
mode_nonotice = cflag_add('T', chm_simple);
if (mode_nonotice == 0)
return -1;
return 0;
}
static void
_moddeinit(void)
{
cflag_orphan('T');
}
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DECLARE_MODULE_AV2(chm_nonotice, _modinit, _moddeinit, NULL, NULL, chm_nonotice_hfnlist, NULL, NULL, chm_nonotice_desc);