src/lib/commands/deli.c

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/*
 *  Empire - A multi-player, client/server Internet based war game.
 *  Copyright (C) 1986-2007, Dave Pare, Jeff Bailey, Thomas Ruschak,
 *                           Ken Stevens, Steve McClure
 *
 *  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 2 of the License, 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 *  ---
 *
 *  See files README, COPYING and CREDITS in the root of the source
 *  tree for related information and legal notices.  It is expected
 *  that future projects/authors will amend these files as needed.
 *
 *  ---
 *
 *  deli.c: Set deliveries from a sector
 * 
 *  Known contributors to this file:
 *     
 */

#include <config.h>

#include "commands.h"
#include "item.h"
#include "path.h"

int
deli(void)
{
    struct sctstr sect;
    int dir, del;
    struct ichrstr *ich;
    int thresh;
    int sx, sy;
    struct nstr_sect nstr;
    char buf[1024];
    char prompt[128];
    char *p;

    if ((ich = whatitem(player->argp[1], "deliver what? ")) == 0)
        return RET_SYN;
    /*
       if (ich->i_uid == I_CIVIL || ich->i_uid == I_MILIT) {
       pr("You cannot deliver people!\n");
       return RET_FAIL;
       }
     */
    if (!snxtsct(&nstr, player->argp[2]))
        return RET_SYN;

    while (!player->aborted && nxtsct(&nstr, &sect) > 0) {
        if (!player->owner)
            continue;

        del = sect.sct_del[ich->i_uid];
        thresh = del & ~0x7;
        dir = del & 0x7;

        sprintf(prompt, "%s %s %s threshold or direction or 'query'? ",
                xyas(nstr.x, nstr.y, player->cnum),
                dchr[sect.sct_type].d_name, ich->i_name);
        if (!(p = getstarg(player->argp[3], prompt, buf)) || !*p)
            return RET_SYN;
        if (*p != 'q') {
            sprintf(prompt, "%s %s %s direction? ",
                    xyas(nstr.x, nstr.y, player->cnum),
                    dchr[sect.sct_type].d_name, ich->i_name);
            if (((*p >= '0') && (*p <= '9')) || *p == '+') {
                thresh = atoi(p) & ~0x7;
                if (*p == '+')
                    p = NULL;
                else {
                    p = getstarg(player->argp[4], prompt, buf);
                }
            }
            if (p && *p) {
                dir = chkdir(*p, DIR_STOP, DIR_LAST);
                if (dir < 0) {
                    pr("'%c' is not a valid direction...\n", *p);
                    direrr(NULL, NULL, NULL);
                    return RET_SYN;
                }
            }

            if (!check_sect_ok(&sect))
                continue;

            thresh = MIN(thresh, ITEM_MAX) & ~7;
            del = thresh | dir;
            sect.sct_del[ich->i_uid] = del;
            putsect(&sect);
        }

        if (!del)
            continue;

        sx = diroff[dir][0] + sect.sct_x;
        sy = diroff[dir][1] + sect.sct_y;
        pr("Deliver %s from %s @ %s to %s",
           ich->i_name,
           dchr[sect.sct_type].d_name,
           xyas(sect.sct_x, sect.sct_y, player->cnum),
           xyas(sx, sy, player->cnum));
        if (!(del & ~0x7))
            pr("\n");
        else
            pr(" (cutoff %d)\n", thresh);
    }

    return RET_OK;
}

---