/************************************************************************
 *   IRC - Internet Relay Chat, modules/m_capab.c
 *
 *   Copyright (C) 2000-2003 TR-IRCD Development
 *
 *   Copyright (C) 1990 Jarkko Oikarinen and
 *                      University of Oulu, Co Center
 *
 *   See file AUTHORS in IRC package for additional names of
 *   the programmers.
 *
 *   This program is free softwmare; 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 2, 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 "struct.h"
#include "common.h"
#include "sys.h"
#include "h.h"
#include "msg.h"

static struct Message c_msgtab[] = {
    {MSG_CAPAB, 0, MAXPARA, M_SLOW, 0L,
     m_capab, m_ignore, m_ignore, m_capab, m_capab}
};
static struct Message e_msgtab[] = {
    {MSG_EXCAP, 0, 1, M_SLOW, 0L,
    m_excap, m_ignore, m_ignore, m_excap, m_excap}
};

#ifndef STATIC_MODULES

char *_version = "$Revision: 1.4 $";

void _modinit(void)
{
    mod_add_cmd(c_msgtab);
    mod_add_cmd(e_msgtab);
}

void _moddeinit(void)
{
    mod_del_cmd(c_msgtab);
    mod_del_cmd(e_msgtab);
}
#else
void m_capab_init(void)
{
    mod_add_cmd(c_msgtab);
    mod_add_cmd(e_msgtab);
}
#endif

/*  
 * m_capab
 * Communicate what I can do to another server
 * This has to be able to be sent and understood while
 * the client is UNREGISTERED. Therefore, we
 * absolutely positively must not check to see if
 * this is a server or a client. It's probably an unknown!
 */
int m_capab(aClient *cptr, aClient *sptr, int parc, char *parv[])
{
    int i, j;

    if (cptr != sptr)
	return 0;

    for (i = 1; i < parc; i++) {
	for (j = 0; my_capabs[j].name; j++) {
	    if (strcmp(parv[i], my_capabs[j].name) == 0)
		cptr->capabilities |= my_capabs[j].flag;
	}
    }

    if (!(cptr->capabilities & CAPAB_IDENT))
	cptr->capabilities |= CAPAB_NICKIP;

    if (cptr->capabilities & CAPAB_HIDENAME) 
        cptr->protoflags |= PFLAGS_DOHIDENAME;

    return 0;
}

int m_excap(aClient *cptr, aClient *sptr, int parc, char *parv[])
{
    char *p = NULL;
    char *m;
    int i;

    for ((m = strtoken(&p, parv[1], " ")); m; (m = strtoken(&p, NULL, " "))) {
	for (i = 0; my_excapabs[i].name; i++) {
	    if (strcmp(m, my_excapabs[i].name) == 0)
	    	cptr->capabilities |= my_excapabs[i].flag;
    	}
    }

    return 0;
}