pissircd/src/modules/chanmodes/noctcp.c

90 lines
2.1 KiB
C

/*
* Block CTCP UnrealIRCd Module (Channel Mode +C)
* (C) Copyright 2000-.. Bram Matthys (Syzop) and the UnrealIRCd 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 1, 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "unrealircd.h"
CMD_FUNC(noctcp);
ModuleHeader MOD_HEADER
= {
"chanmodes/noctcp",
"4.2",
"Channel Mode +C",
"UnrealIRCd Team",
"unrealircd-6",
};
Cmode_t EXTCMODE_NOCTCP;
#define IsNoCTCP(channel) (channel->mode.mode & EXTCMODE_NOCTCP)
int noctcp_can_send_to_channel(Client *client, Channel *channel, Membership *lp, const char **msg, const char **errmsg, SendType sendtype);
MOD_TEST()
{
return MOD_SUCCESS;
}
MOD_INIT()
{
CmodeInfo req;
memset(&req, 0, sizeof(req));
req.paracount = 0;
req.letter = 'C';
req.is_ok = extcmode_default_requirehalfop;
CmodeAdd(modinfo->handle, req, &EXTCMODE_NOCTCP);
HookAdd(modinfo->handle, HOOKTYPE_CAN_SEND_TO_CHANNEL, 0, noctcp_can_send_to_channel);
MARK_AS_OFFICIAL_MODULE(modinfo);
return MOD_SUCCESS;
}
MOD_LOAD()
{
return MOD_SUCCESS;
}
MOD_UNLOAD()
{
return MOD_SUCCESS;
}
static int IsACTCP(const char *s)
{
if (!s)
return 0;
if ((*s == '\001') && strncmp(&s[1], "ACTION ", 7))
return 1;
return 0;
}
int noctcp_can_send_to_channel(Client *client, Channel *channel, Membership *lp, const char **msg, const char **errmsg, SendType sendtype)
{
if (IsNoCTCP(channel) && IsACTCP(*msg))
{
*errmsg = "CTCPs are not permitted in this channel";
return HOOK_DENY;
}
return HOOK_CONTINUE;
}