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) 1986-2000, 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 the "LEGAL", "LICENSE", "CREDITS" and "README" files for all the
  23  *  related information and legal notices. It is expected that any future
  24  *  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
  35 #include "misc.h"
  36 #include "player.h"
  37 #include "var.h"
  38 #include "xy.h"
  39 #include "sect.h"
  40 #include "ship.h"
  41 #include "plane.h"
  42 #include "land.h"
  43 #include "nat.h"
  44 #include "nsc.h"
  45 #include "deity.h"
  46 #include "file.h"
  47 #include "commands.h"
  48 #include "optlist.h"
  49
  50 union item_u {
  51     struct shpstr ship;
  52     struct plnstr plane;
  53     struct lndstr land;
  54 };
  55
  56 int
  57 scra(void)
  58 {
  59     struct nstr_item ni;
  60     union item_u item;
  61     int vec[I_MAX + 1];
  62     int itemvec[I_MAX + 1];
  63     int type;
  64     struct sctstr sect;
  65     struct mchrstr *mp;
  66     struct plchrstr *pp;
  67     struct lchrstr *lp;
  68     s_char *p;
  69     int i;
  70     struct nstr_item ni2;
  71     struct plnstr plane;
  72     struct lndstr land;
  73     struct sctstr sect2;
  74     s_char prompt[128];
  75     s_char buf[1024];
  76     float eff;
  77
  78     if (!(p = getstarg(player->argp[1], "Ship, land, or plane? ", buf)))
  79         return RET_SYN;
  80     switch (*p) {
  81     case 's':
  82         type = EF_SHIP;
  83         break;
  84     case 'p':
  85         type = EF_PLANE;
  86         break;
  87     case 'l':
  88         type = EF_LAND;
  89         break;
  90     default:
  91         pr("Ships, land units, or planes only! (s, l, p)\n");
  92         return RET_SYN;
  93     }
  94     sprintf(prompt, "%s(s)? ", ef_nameof(type));
  95     if ((p = getstarg(player->argp[2], prompt, buf)) == 0)
  96         return RET_SYN;
  97     if (!snxtitem(&ni, type, p))
  98         return RET_SYN;
  99     if (p && (isalpha(*p) || (*p == '*') || (*p == '~') || issector(p)
 100               || islist(p))) {
 101         s_char y_or_n[80], bbuf[80];
 102
 103         memset(y_or_n, 0, sizeof(y_or_n));
 104         if (type == EF_SHIP) {
 105             if (*p == '*')
 106                 sprintf(bbuf, "all ships");
 107             else if (*p == '~')
 108                 sprintf(bbuf, "all unassigned ships");
 109             else if (issector(p))
 110                 sprintf(bbuf, "all ships in %s", p);
 111             else if (isalpha(*p))
 112                 sprintf(bbuf, "fleet %c", *p);
 113             else
 114                 sprintf(bbuf, "ships %s", p);
 115         } else if (type == EF_LAND) {
 116             if (*p == '*')
 117                 sprintf(bbuf, "all land units");
 118             else if (*p == '~')
 119                 sprintf(bbuf, "all unassigned land units");
 120             else if (issector(p))
 121                 sprintf(bbuf, "all units in %s", p);
 122             else if (isalpha(*p))
 123                 sprintf(bbuf, "army %c", *p);
 124             else
 125                 sprintf(bbuf, "units %s", p);
 126         } else {
 127             if (*p == '*')
 128                 sprintf(bbuf, "all planes");
 129             else if (*p == '~')
 130                 sprintf(bbuf, "all unassigned planes");
 131             else if (issector(p))
 132                 sprintf(bbuf, "all planes in %s", p);
 133             else if (isalpha(*p))
 134                 sprintf(bbuf, "wing %c", *p);
 135             else
 136                 sprintf(bbuf, "planes %s", p);
 137         }
 138
 139         sprintf(y_or_n, "Really scrap %s [n]? ", bbuf);
 140         if (!confirm(y_or_n))
 141             return RET_FAIL;
 142     }
 143     while (nxtitem(&ni, (s_char *)&item)) {
 144         if (!player->owner)
 145             continue;
 146
 147         if (opt_MARKET) {
 148             if (ontradingblock(type, (int *)&item.ship)) {
 149                 pr("You cannot scrap an item on the trading block!\n");
 150                 continue;
 151             }
 152         }
 153
 154         if (type == EF_SHIP) {
 155             getsect(item.ship.shp_x, item.ship.shp_y, &sect);
 156             if (sect.sct_type != SCT_HARBR)
 157                 continue;
 158             if (sect.sct_effic < 60 || sect.sct_own != player->cnum)
 159                 continue;
 160         } else if (type == EF_LAND) {
 161             if (item.land.lnd_ship >= 0) {
 162                 pr("%s is on a ship, and cannot be scrapped!\n",
 163                    prland(&item.land));
 164                 continue;
 165             }
 166             getsect(item.land.lnd_x, item.land.lnd_y, &sect);
 167         } else {
 168             getsect(item.plane.pln_x, item.plane.pln_y, &sect);
 169             if (sect.sct_type != SCT_AIRPT)
 170                 continue;
 171             if (sect.sct_effic < 60 ||
 172                 (sect.sct_own != player->cnum &&
 173                  getrel(getnatp(sect.sct_own), player->cnum) < FRIENDLY))
 174                 continue;
 175         }
 176         getvec(VT_ITEM, vec, (s_char *)&sect, EF_SECTOR);
 177         if (type == EF_SHIP) {
 178             eff = ((float)item.ship.shp_effic / 100.0);
 179             mp = &mchr[(int)item.ship.shp_type];
 180             if (opt_TRADESHIPS) {
 181                 if (mp->m_flags & M_TRADE) {
 182                     pr("WARNING: You only collect money from trade ships if you \"scuttle\" them!\n");
 183                     sprintf(prompt,
 184                             "Are you really sure that you want to scrap %s (n)? ",
 185                             prship(&item.ship));
 186                     if (!confirm(prompt)) {
 187                         pr("%s not scrapped\n", prship(&item.ship));
 188                         continue;
 189                     }
 190                 }
 191             }
 192             pr("%s", prship(&item.ship));
 193             getvec(VT_ITEM, itemvec, (s_char *)&item.ship, EF_SHIP);
 194             for (i = 1; i <= I_MAX; i++) {
 195                 vec[i] += itemvec[i];
 196             }
 197             vec[I_LCM] += mp->m_lcm * 2 / 3 * eff;
 198             vec[I_HCM] += mp->m_hcm * 2 / 3 * eff;
 199             getsect(item.ship.shp_x, item.ship.shp_y, &sect2);
 200             snxtitem_all(&ni2, EF_PLANE);
 201             while (nxtitem(&ni2, (s_char *)&plane)) {
 202                 if (plane.pln_own == 0)
 203                     continue;
 204                 if (plane.pln_ship == item.ship.shp_uid) {
 205                     wu(0, plane.pln_own,
 206                        "Plane %d transferred off ship %d to %s\n",
 207                        ni2.cur, item.ship.shp_uid,
 208                        xyas(plane.pln_x, plane.pln_y, player->cnum));
 209                     plane.pln_ship = -1;
 210                     if (sect2.sct_own != plane.pln_own) {
 211                         wu(0, plane.pln_own,
 212                            "%s given to %s\n", prplane(&plane),
 213                            cname(sect2.sct_own));
 214                         wu(0, sect2.sct_own,
 215                            "%s given to you by %s\n", prplane(&plane),
 216                            cname(player->cnum));
 217                     }
 218                     makelost(EF_PLANE, plane.pln_own, plane.pln_uid,
 219                              plane.pln_x, plane.pln_y);
 220                     plane.pln_own = sect2.sct_own;
 221                     makenotlost(EF_PLANE, plane.pln_own, plane.pln_uid,
 222                                 plane.pln_x, plane.pln_y);
 223                     putplane(plane.pln_uid, (s_char *)&plane);
 224                 }
 225             }
 226             snxtitem_all(&ni2, EF_LAND);
 227             while (nxtitem(&ni2, (s_char *)&land)) {
 228                 if (land.lnd_own == 0)
 229                     continue;
 230                 if (land.lnd_ship == item.ship.shp_uid) {
 231                     wu(0, land.lnd_own,
 232                        "Land unit %d transferred off ship %d to %s\n",
 233                        ni2.cur, item.ship.shp_uid,
 234                        xyas(land.lnd_x, land.lnd_y, player->cnum));
 235                     land.lnd_ship = -1;
 236                     if (sect2.sct_own != land.lnd_own) {
 237                         wu(0, land.lnd_own,
 238                            "%s given to %s\n", prland(&land),
 239                            cname(sect2.sct_own));
 240                         wu(0, sect2.sct_own,
 241                            "%s given to you by %s\n", prland(&land),
 242                            cname(player->cnum));
 243                     }
 244                     makelost(EF_LAND, land.lnd_own, land.lnd_uid,
 245                              land.lnd_x, land.lnd_y);
 246                     land.lnd_own = sect2.sct_own;
 247                     makenotlost(EF_LAND, land.lnd_own, land.lnd_uid,
 248                                 land.lnd_x, land.lnd_y);
 249                     putland(land.lnd_uid, (s_char *)&land);
 250                 }
 251             }
 252             makelost(EF_SHIP, item.ship.shp_own, item.ship.shp_uid,
 253                      item.ship.shp_x, item.ship.shp_y);
 254             item.ship.shp_own = 0;
 255             putship(item.ship.shp_uid, (s_char *)&item.ship);
 256         } else if (type == EF_LAND) {
 257             eff = ((float)item.land.lnd_effic / 100.0);
 258             lp = &lchr[(int)item.land.lnd_type];
 259             pr("%s", prland(&item.land));
 260             getvec(VT_ITEM, itemvec, (s_char *)&item.land, EF_LAND);
 261             for (i = 1; i <= I_MAX; i++) {
 262                 vec[i] += itemvec[i];
 263             }
 264 /* Military, guns and shells are not required to build land units */
 265 /*                      vec[I_MILIT] += total_mil(&item.land);*/
 266 /*                      vec[I_GUN] += lp->l_gun * 2 / 3 * eff;*/
 267 /*                      vec[I_SHELL] += lp->l_shell * 2 / 3 * eff;*/
 268             vec[I_LCM] += lp->l_lcm * 2 / 3 * eff;
 269             vec[I_HCM] += lp->l_hcm * 2 / 3 * eff;
 270             getsect(item.land.lnd_x, item.land.lnd_y, &sect2);
 271
 272             snxtitem_all(&ni2, EF_LAND);
 273             while (nxtitem(&ni2, (s_char *)&land)) {
 274                 if (land.lnd_own == 0)
 275                     continue;
 276                 if (land.lnd_land == item.land.lnd_uid) {
 277                     wu(0, land.lnd_own,
 278                        "Land unit %d transferred off land unit %d to %s\n",
 279                        land.lnd_uid, item.land.lnd_uid,
 280                        xyas(land.lnd_x, land.lnd_y, player->cnum));
 281                     land.lnd_land = -1;
 282                     if (sect2.sct_own != land.lnd_own) {
 283                         wu(0, land.lnd_own,
 284                            "%s given to %s\n", prland(&land),
 285                            cname(sect2.sct_own));
 286                         wu(0, sect2.sct_own,
 287                            "%s given to you by %s\n", prland(&land),
 288                            cname(player->cnum));
 289                     }
 290                     makelost(EF_LAND, land.lnd_own, land.lnd_uid,
 291                              land.lnd_x, land.lnd_y);
 292                     land.lnd_own = sect2.sct_own;
 293                     makenotlost(EF_LAND, land.lnd_own, land.lnd_uid,
 294                                 land.lnd_x, land.lnd_y);
 295                     putland(land.lnd_uid, (s_char *)&land);
 296                 }
 297             }
 298
 299             snxtitem_all(&ni2, EF_PLANE);
 300             while (nxtitem(&ni2, (s_char *)&plane)) {
 301                 if (plane.pln_own == 0)
 302                     continue;
 303                 if (plane.pln_land == item.land.lnd_uid) {
 304                     wu(0, plane.pln_own,
 305                        "Plane %d transferred off land unit %d to %s\n",
 306                        ni2.cur, item.land.lnd_uid,
 307                        xyas(plane.pln_x, plane.pln_y, player->cnum));
 308                     plane.pln_land = -1;
 309                     if (sect2.sct_own != plane.pln_own) {
 310                         wu(0, plane.pln_own,
 311                            "%s given to %s\n", prplane(&plane),
 312                            cname(sect2.sct_own));
 313                         wu(0, sect2.sct_own,
 314                            "%s given to you by %s\n", prplane(&plane),
 315                            cname(player->cnum));
 316                     }
 317                     makelost(EF_PLANE, plane.pln_own, plane.pln_uid,
 318                              plane.pln_x, plane.pln_y);
 319                     plane.pln_own = sect2.sct_own;
 320                     makenotlost(EF_PLANE, plane.pln_own, plane.pln_uid,
 321                                 plane.pln_x, plane.pln_y);
 322                     putplane(plane.pln_uid, (s_char *)&plane);
 323                 }
 324             }
 325             makelost(EF_LAND, item.land.lnd_own, item.land.lnd_uid,
 326                      item.land.lnd_x, item.land.lnd_y);
 327             item.land.lnd_own = 0;
 328             putland(item.land.lnd_uid, (s_char *)&item.land);
 329         } else {
 330             eff = ((float)item.land.lnd_effic / 100.0);
 331             pp = &plchr[(int)item.plane.pln_type];
 332             pr("%s", prplane(&item.plane));
 333             vec[I_LCM] += pp->pl_lcm * 2 / 3 * eff;
 334             vec[I_HCM] += pp->pl_hcm * 2 / 3 * eff;
 335             vec[I_MILIT] += pp->pl_crew;
 336             makelost(EF_PLANE, item.plane.pln_own, item.plane.pln_uid,
 337                      item.plane.pln_x, item.plane.pln_y);
 338             item.plane.pln_own = 0;
 339             putplane(item.plane.pln_uid, (s_char *)&item.plane);
 340         }
 341         pr(" scrapped in %s\n",
 342            xyas(sect.sct_x, sect.sct_y, player->cnum));
 343         putvec(VT_ITEM, vec, (s_char *)&sect, EF_SECTOR);
 344         putsect(&sect);
 345     }
 346     return RET_OK;
 347 }