git.pond.sub.org Git - empserver/blob - src/lib/commands/scra.c

   1 /*
   2  *  Empire - A multi-player, client/server Internet based war game.
   3  *  Copyright (C) 1986-2008, Dave Pare, Jeff Bailey, Thomas Ruschak,
   4  *                           Ken Stevens, Steve McClure
   5  *
   6  *  This program is free software; you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation; either version 2 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  *
  20  *  ---
  21  *
  22  *  See files README, COPYING and CREDITS in the root of the source
  23  *  tree for related information and legal notices.  It is expected
  24  *  that future projects/authors will amend these files as needed.
  25  *
  26  *  ---
  27  *
  28  *  scra.c: Scrap ships, planes or land units
  29  *
  30  *  Known contributors to this file:
  31  *     Steve McClure, 2000
  32  */
  33
  34 #include <config.h>
  35
  36 #include <ctype.h>
  37 #include "commands.h"
  38 #include "empobj.h"
  39 #include "optlist.h"
  40
  41 int
  42 scra(void)
  43 {
  44     struct nstr_item ni;
  45     union empobj_storage item;
  46     int type;
  47     struct sctstr sect;
  48     struct mchrstr *mp;
  49     struct plchrstr *pp;
  50     struct lchrstr *lp;
  51     char *p;
  52     i_type i;
  53     struct nstr_item ni2;
  54     struct plnstr plane;
  55     struct lndstr land;
  56     struct sctstr sect2;
  57     char prompt[128];
  58     char buf[1024];
  59     float eff;
  60
  61     if (!(p = getstarg(player->argp[1], "Ship, land, or plane? ", buf)))
  62         return RET_SYN;
  63     switch (*p) {
  64     case 's':
  65         type = EF_SHIP;
  66         break;
  67     case 'p':
  68         type = EF_PLANE;
  69         break;
  70     case 'l':
  71         type = EF_LAND;
  72         break;
  73     default:
  74         pr("Ships, land units, or planes only! (s, l, p)\n");
  75         return RET_SYN;
  76     }
  77     sprintf(prompt, "%s(s)? ", ef_nameof(type));
  78     if ((p = getstarg(player->argp[2], prompt, buf)) == 0)
  79         return RET_SYN;
  80     if (!snxtitem(&ni, type, p))
  81         return RET_SYN;
  82     if (p && (isalpha(*p) || (*p == '*') || (*p == '~') || issector(p)
  83               || islist(p))) {
  84         char y_or_n[80], bbuf[80];
  85
  86         memset(y_or_n, 0, sizeof(y_or_n));
  87         if (type == EF_SHIP) {
  88             if (*p == '*')
  89                 sprintf(bbuf, "all ships");
  90             else if (*p == '~')
  91                 sprintf(bbuf, "all unassigned ships");
  92             else if (issector(p))
  93                 sprintf(bbuf, "all ships in %s", p);
  94             else if (isalpha(*p))
  95                 sprintf(bbuf, "fleet %c", *p);
  96             else
  97                 sprintf(bbuf, "ships %s", p);
  98         } else if (type == EF_LAND) {
  99             if (*p == '*')
 100                 sprintf(bbuf, "all land units");
 101             else if (*p == '~')
 102                 sprintf(bbuf, "all unassigned land units");
 103             else if (issector(p))
 104                 sprintf(bbuf, "all units in %s", p);
 105             else if (isalpha(*p))
 106                 sprintf(bbuf, "army %c", *p);
 107             else
 108                 sprintf(bbuf, "units %s", p);
 109         } else {
 110             if (*p == '*')
 111                 sprintf(bbuf, "all planes");
 112             else if (*p == '~')
 113                 sprintf(bbuf, "all unassigned planes");
 114             else if (issector(p))
 115                 sprintf(bbuf, "all planes in %s", p);
 116             else if (isalpha(*p))
 117                 sprintf(bbuf, "wing %c", *p);
 118             else
 119                 sprintf(bbuf, "planes %s", p);
 120         }
 121
 122         sprintf(y_or_n, "Really scrap %s [n]? ", bbuf);
 123         if (!confirm(y_or_n))
 124             return RET_FAIL;
 125     }
 126     while (nxtitem(&ni, &item)) {
 127         if (!player->owner)
 128             continue;
 129
 130         if (opt_MARKET) {
 131             if (ontradingblock(type, &item.ship)) {
 132                 pr("You cannot scrap an item on the trading block!\n");
 133                 continue;
 134             }
 135         }
 136
 137         if (type == EF_SHIP) {
 138             getsect(item.ship.shp_x, item.ship.shp_y, &sect);
 139             if (sect.sct_type != SCT_HARBR)
 140                 continue;
 141             if (sect.sct_effic < 60 || sect.sct_own != player->cnum)
 142                 continue;
 143         } else if (type == EF_LAND) {
 144             if (item.land.lnd_ship >= 0) {
 145                 pr("%s is on a ship, and cannot be scrapped!\n",
 146                    prland(&item.land));
 147                 continue;
 148             }
 149             getsect(item.land.lnd_x, item.land.lnd_y, &sect);
 150         } else {
 151             getsect(item.plane.pln_x, item.plane.pln_y, &sect);
 152             if (sect.sct_type != SCT_AIRPT)
 153                 continue;
 154             if (sect.sct_effic < 60 ||
 155                 (sect.sct_own != player->cnum &&
 156                  getrel(getnatp(sect.sct_own), player->cnum) < FRIENDLY))
 157                 continue;
 158         }
 159         if (type == EF_SHIP) {
 160             eff = item.ship.shp_effic / 100.0;
 161             mp = &mchr[(int)item.ship.shp_type];
 162             if (opt_TRADESHIPS) {
 163                 if (mp->m_flags & M_TRADE) {
 164                     pr("WARNING: You only collect money from trade ships if you \"scuttle\" them!\n");
 165                     sprintf(prompt,
 166                             "Are you really sure that you want to scrap %s (n)? ",
 167                             prship(&item.ship));
 168                     if (!confirm(prompt)) {
 169                         pr("%s not scrapped\n", prship(&item.ship));
 170                         continue;
 171                     }
 172                 }
 173             }
 174             pr("%s", prship(&item.ship));
 175             for (i = I_NONE + 1; i <= I_MAX; i++) {
 176                 sect.sct_item[i] += item.ship.shp_item[i];
 177             }
 178             sect.sct_item[I_LCM] += mp->m_lcm * 2 / 3 * eff;
 179             sect.sct_item[I_HCM] += mp->m_hcm * 2 / 3 * eff;
 180             getsect(item.ship.shp_x, item.ship.shp_y, &sect2);
 181             snxtitem_all(&ni2, EF_PLANE);
 182             while (nxtitem(&ni2, &plane)) {
 183                 if (plane.pln_own == 0)
 184                     continue;
 185                 if (plane.pln_ship == item.ship.shp_uid) {
 186                     wu(0, plane.pln_own,
 187                        "Plane %d transferred off ship %d to %s\n",
 188                        ni2.cur, item.ship.shp_uid,
 189                        xyas(plane.pln_x, plane.pln_y, player->cnum));
 190                     plane.pln_ship = -1;
 191                     if (sect2.sct_own != plane.pln_own) {
 192                         wu(0, plane.pln_own,
 193                            "%s given to %s\n", prplane(&plane),
 194                            cname(sect2.sct_own));
 195                         wu(0, sect2.sct_own,
 196                            "%s given to you by %s\n", prplane(&plane),
 197                            cname(player->cnum));
 198                     }
 199                     makelost(EF_PLANE, plane.pln_own, plane.pln_uid,
 200                              plane.pln_x, plane.pln_y);
 201                     plane.pln_own = sect2.sct_own;
 202                     makenotlost(EF_PLANE, plane.pln_own, plane.pln_uid,
 203                                 plane.pln_x, plane.pln_y);
 204                     putplane(plane.pln_uid, &plane);
 205                 }
 206             }
 207             snxtitem_all(&ni2, EF_LAND);
 208             while (nxtitem(&ni2, &land)) {
 209                 if (land.lnd_own == 0)
 210                     continue;
 211                 if (land.lnd_ship == item.ship.shp_uid) {
 212                     wu(0, land.lnd_own,
 213                        "Land unit %d transferred off ship %d to %s\n",
 214                        ni2.cur, item.ship.shp_uid,
 215                        xyas(land.lnd_x, land.lnd_y, player->cnum));
 216                     land.lnd_ship = -1;
 217                     if (sect2.sct_own != land.lnd_own) {
 218                         wu(0, land.lnd_own,
 219                            "%s given to %s\n", prland(&land),
 220                            cname(sect2.sct_own));
 221                         wu(0, sect2.sct_own,
 222                            "%s given to you by %s\n", prland(&land),
 223                            cname(player->cnum));
 224                     }
 225                     makelost(EF_LAND, land.lnd_own, land.lnd_uid,
 226                              land.lnd_x, land.lnd_y);
 227                     land.lnd_own = sect2.sct_own;
 228                     makenotlost(EF_LAND, land.lnd_own, land.lnd_uid,
 229                                 land.lnd_x, land.lnd_y);
 230                     putland(land.lnd_uid, &land);
 231                 }
 232             }
 233             item.ship.shp_effic = 0;
 234             putship(item.ship.shp_uid, &item.ship);
 235         } else if (type == EF_LAND) {
 236             eff = item.land.lnd_effic / 100.0;
 237             lp = &lchr[(int)item.land.lnd_type];
 238             pr("%s", prland(&item.land));
 239             for (i = I_NONE + 1; i <= I_MAX; i++) {
 240                 sect.sct_item[i] += item.land.lnd_item[i];
 241             }
 242             sect.sct_item[I_LCM] += lp->l_lcm * 2 / 3 * eff;
 243             sect.sct_item[I_HCM] += lp->l_hcm * 2 / 3 * eff;
 244             getsect(item.land.lnd_x, item.land.lnd_y, &sect2);
 245
 246             snxtitem_all(&ni2, EF_LAND);
 247             while (nxtitem(&ni2, &land)) {
 248                 if (land.lnd_own == 0)
 249                     continue;
 250                 if (land.lnd_land == item.land.lnd_uid) {
 251                     wu(0, land.lnd_own,
 252                        "Land unit %d transferred off land unit %d to %s\n",
 253                        land.lnd_uid, item.land.lnd_uid,
 254                        xyas(land.lnd_x, land.lnd_y, player->cnum));
 255                     land.lnd_land = -1;
 256                     if (sect2.sct_own != land.lnd_own) {
 257                         wu(0, land.lnd_own,
 258                            "%s given to %s\n", prland(&land),
 259                            cname(sect2.sct_own));
 260                         wu(0, sect2.sct_own,
 261                            "%s given to you by %s\n", prland(&land),
 262                            cname(player->cnum));
 263                     }
 264                     makelost(EF_LAND, land.lnd_own, land.lnd_uid,
 265                              land.lnd_x, land.lnd_y);
 266                     land.lnd_own = sect2.sct_own;
 267                     makenotlost(EF_LAND, land.lnd_own, land.lnd_uid,
 268                                 land.lnd_x, land.lnd_y);
 269                     putland(land.lnd_uid, &land);
 270                 }
 271             }
 272
 273             snxtitem_all(&ni2, EF_PLANE);
 274             while (nxtitem(&ni2, &plane)) {
 275                 if (plane.pln_own == 0)
 276                     continue;
 277                 if (plane.pln_land == item.land.lnd_uid) {
 278                     wu(0, plane.pln_own,
 279                        "Plane %d transferred off land unit %d to %s\n",
 280                        ni2.cur, item.land.lnd_uid,
 281                        xyas(plane.pln_x, plane.pln_y, player->cnum));
 282                     plane.pln_land = -1;
 283                     if (sect2.sct_own != plane.pln_own) {
 284                         wu(0, plane.pln_own,
 285                            "%s given to %s\n", prplane(&plane),
 286                            cname(sect2.sct_own));
 287                         wu(0, sect2.sct_own,
 288                            "%s given to you by %s\n", prplane(&plane),
 289                            cname(player->cnum));
 290                     }
 291                     makelost(EF_PLANE, plane.pln_own, plane.pln_uid,
 292                              plane.pln_x, plane.pln_y);
 293                     plane.pln_own = sect2.sct_own;
 294                     makenotlost(EF_PLANE, plane.pln_own, plane.pln_uid,
 295                                 plane.pln_x, plane.pln_y);
 296                     putplane(plane.pln_uid, &plane);
 297                 }
 298             }
 299             item.land.lnd_effic = 0;
 300             putland(item.land.lnd_uid, &item.land);
 301         } else {
 302             eff = item.land.lnd_effic / 100.0;
 303             pp = &plchr[(int)item.plane.pln_type];
 304             pr("%s", prplane(&item.plane));
 305             sect.sct_item[I_LCM] += pp->pl_lcm * 2 / 3 * eff;
 306             sect.sct_item[I_HCM] += pp->pl_hcm * 2 / 3 * eff;
 307             sect.sct_item[I_MILIT] += pp->pl_crew;
 308             item.plane.pln_effic = 0;
 309             putplane(item.plane.pln_uid, &item.plane);
 310         }
 311         pr(" scrapped in %s\n",
 312            xyas(sect.sct_x, sect.sct_y, player->cnum));
 313         for (i = I_NONE + 1; i <= I_MAX; i++) {
 314             if (sect.sct_item[i] > ITEM_MAX)
 315                 sect.sct_item[i] = ITEM_MAX;
 316         }
 317         putsect(&sect);
 318     }
 319     return RET_OK;
 320 }