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Comparing deliantra/server/server/shop.C (file contents):
Revision 1.11 by root, Mon Sep 11 20:26:41 2006 UTC vs.
Revision 1.42 by root, Sat Jul 21 19:18:02 2007 UTC

1
2/* 1/*
3 * static char *rcsid_shop_c = 2 * This file is part of Crossfire TRT, the Roguelike Realtime MORPG.
4 * "$Id: shop.C,v 1.11 2006/09/11 20:26:41 root Exp $"; 3 *
5 */ 4 * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team
6
7/*
8 CrossFire, A Multiplayer game for X-windows
9
10 Copyright (C) 2002 Mark Wedel & Crossfire Development Team 5 * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team
11 Copyright (C) 1992 Frank Tore Johansen 6 * Copyright (©) 1992,2007 Frank Tore Johansen
12 7 *
13 This program is free software; you can redistribute it and/or modify 8 * Crossfire TRT is free software: you can redistribute it and/or modify
14 it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
15 the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation, either version 3 of the License, or
16 (at your option) any later version. 11 * (at your option) any later version.
17 12 *
18 This program is distributed in the hope that it will be useful, 13 * This program is distributed in the hope that it will be useful,
19 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 GNU General Public License for more details. 16 * GNU General Public License for more details.
22 17 *
23 You should have received a copy of the GNU General Public License 18 * You should have received a copy of the GNU General Public License
24 along with this program; if not, write to the Free Software 19 * along with this program. If not, see <http://www.gnu.org/licenses/>.
25 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 *
26 21 * The authors can be reached via e-mail to <crossfire@schmorp.de>
27 The authors can be reached via e-mail at crossfire-devel@real-time.com
28*/ 22 */
29 23
30#include <global.h> 24#include <global.h>
31#include <spells.h> 25#include <spells.h>
32#include <skills.h> 26#include <skills.h>
33#include <living.h> 27#include <living.h>
34#include <newclient.h>
35#ifndef __CEXTRACT__
36# include <sproto.h> 28#include <sproto.h>
37#endif
38#include <math.h> 29#include <math.h>
39 30
40/* this is a measure of how effective store specialisation is. A general store 31/* this is a measure of how effective store specialisation is. A general store
41 * will offer this proportion of the 'maximum' price, a specialised store will 32 * will offer this proportion of the 'maximum' price, a specialised store will
42 * offer a range of prices around it such that the maximum price is always one 33 * offer a range of prices around it such that the maximum price is always one
43 * therefore making this number higher, makes specialisation less effective. 34 * therefore making this number higher, makes specialisation less effective.
44 * setting this value above 1 or to a negative value would have interesting, 35 * setting this value above 1 or to a negative value would have interesting,
45 * (though not useful) effects. 36 * (though not useful) effects.
46 */ 37 */
47#define SPECIALISATION_EFFECT 0.5 38#define SPECIALISATION_EFFECT .5
48 39
49/* price a shopkeeper will give someone they neither like nor dislike */ 40// price a shopkeeper will give someone that is not of their race
50#define NEUTRAL_RATIO 0.8 41#define DISLIKE_RATIO 0.8
51 42
52static uint64 pay_from_container (object *pl, object *pouch, uint64 to_pay); 43static void pay_from_container (object *pl, object *pouch, sint64 &to_pay);
53static uint64 value_limit (uint64 val, int quantity, const object *who, int isshop); 44static sint64 value_limit (sint64 val, int quantity, const object *who, int isshop);
54static double shop_specialisation_ratio (const object *item, const mapstruct *map); 45static double shop_specialisation_ratio (const object *item, const maptile *map);
55static double shop_greed (const mapstruct *map); 46static double shop_greed (const maptile *map);
56 47
57#define NUM_COINS 4 /* number of coin types */ 48#define NUM_COINS 4 /* number of coin types */
58static const char *const coins[] = { "royalty", "platinacoin", "goldcoin", "silvercoin", NULL }; 49static const char *const coins[] = { "royalty", "platinacoin", "goldcoin", "silvercoin", NULL };
59 50
60/* Added F_TRUE flag to define.h to mean that the price should not 51/* Added F_TRUE flag to define.h to mean that the price should not
… …
80 * thus remained 0. 71 * thus remained 0.
81 * 72 *
82 * Mark Wedel (mwedel@pyramid.com) 73 * Mark Wedel (mwedel@pyramid.com)
83 */ 74 */
84 75
85static uint64 approx_range; 76static sint64 approx_range;
86 77
87uint64 78sint64
88query_cost (const object *tmp, object *who, int flag) 79query_cost (const object *tmp, object *who, int flag)
89{ 80{
90 double val; 81 double val;
91 int number; /* used to better calculate value */ 82 int number; /* used to better calculate value */
92 int no_bargain; 83 int no_bargain;
… …
104 approximate = flag & F_APPROX; 95 approximate = flag & F_APPROX;
105 shop = flag & F_SHOP; 96 shop = flag & F_SHOP;
106 flag &= ~(F_NO_BARGAIN | F_IDENTIFIED | F_NOT_CURSED | F_APPROX | F_SHOP); 97 flag &= ~(F_NO_BARGAIN | F_IDENTIFIED | F_NOT_CURSED | F_APPROX | F_SHOP);
107 98
108 if (tmp->type == MONEY) 99 if (tmp->type == MONEY)
109 return (tmp->nrof * tmp->value); 100 return tmp->nrof * tmp->value;
101
110 if (tmp->type == GEM) 102 if (tmp->type == GEM)
111 { 103 {
112 if (flag == F_TRUE) 104 if (flag == F_TRUE)
113 return (tmp->nrof * tmp->value); 105 return (tmp->nrof * tmp->value);
106
114 if (flag == F_BUY) 107 if (flag == F_BUY)
115 return (uint64) (1.03 * tmp->nrof * tmp->value); 108 return (sint64) (1.03 * tmp->nrof * tmp->value);
109
116 if (flag == F_SELL) 110 if (flag == F_SELL)
117 return (uint64) (0.97 * tmp->nrof * tmp->value); 111 return (sint64) (0.97 * tmp->nrof * tmp->value);
112
118 LOG (llevError, "Query_cost: Gem type with unknown flag : %d\n", flag); 113 LOG (llevError, "Query_cost: Gem type with unknown flag %d: %s\n", flag, tmp->debug_desc ());
119 return 0; 114 return 0;
120 } 115 }
116
121 number = tmp->nrof; 117 number = tmp->nrof;
122 if (number == 0) 118 if (number == 0)
123 number = 1; 119 number = 1;
124 if (QUERY_FLAG (tmp, FLAG_IDENTIFIED) || !need_identify (tmp) || identified) 120 if (QUERY_FLAG (tmp, FLAG_IDENTIFIED) || !need_identify (tmp) || identified)
125 { 121 {
… …
134 if (tmp->arch != NULL) 130 if (tmp->arch != NULL)
135 { 131 {
136 if (flag == F_BUY) 132 if (flag == F_BUY)
137 { 133 {
138 LOG (llevError, "Asking for buy-value of unidentified object.\n"); 134 LOG (llevError, "Asking for buy-value of unidentified object.\n");
139 val = tmp->arch->clone.value * 50 * number; 135 val = tmp->arch->value * 50 * number;
140 } 136 }
141 else 137 else
142 { /* Trying to sell something, or get true value */ 138 { /* Trying to sell something, or get true value */
143 if (tmp->type == POTION) 139 if (tmp->type == POTION)
144 val = number * 40; /* Don't want to give anything away */ 140 val = number * 40; /* Don't want to give anything away */
… …
146 { 142 {
147 /* Get 2/3'rd value for applied objects, 1/3'rd for totally 143 /* Get 2/3'rd value for applied objects, 1/3'rd for totally
148 * unknown objects 144 * unknown objects
149 */ 145 */
150 if (QUERY_FLAG (tmp, FLAG_BEEN_APPLIED)) 146 if (QUERY_FLAG (tmp, FLAG_BEEN_APPLIED))
151 val = number * tmp->arch->clone.value * 2 / 3; 147 val = number * tmp->arch->value * 2 / 3;
152 else 148 else
153 val = number * tmp->arch->clone.value / 3; 149 val = number * tmp->arch->value / 3;
154 } 150 }
155 } 151 }
156 } 152 }
157 else 153 else
158 { /* No archetype with this object */ 154 { /* No archetype with this object */
… …
169 165
170 /* If the item has been applied or identifed or does not need to be 166 /* If the item has been applied or identifed or does not need to be
171 * identified, AND the object is magical and the archetype is non 167 * identified, AND the object is magical and the archetype is non
172 * magical, then change values accordingly. The tmp->arch==NULL is 168 * magical, then change values accordingly. The tmp->arch==NULL is
173 * really just a check to prevent core dumps for when it checks 169 * really just a check to prevent core dumps for when it checks
174 * tmp->arch->clone.magic for any magic. The check for archetype 170 * tmp->arch->magic for any magic. The check for archetype
175 * magic is to not give extra money for archetypes that are by 171 * magic is to not give extra money for archetypes that are by
176 * default magical. This is because the archetype value should have 172 * default magical. This is because the archetype value should have
177 * already figured in that value. 173 * already figured in that value.
178 */ 174 */
179 if ((QUERY_FLAG (tmp, FLAG_IDENTIFIED) || !need_identify (tmp) || identified || 175 if ((QUERY_FLAG (tmp, FLAG_IDENTIFIED) || !need_identify (tmp) || identified ||
180 QUERY_FLAG (tmp, FLAG_BEEN_APPLIED)) && tmp->magic && (tmp->arch == NULL || !tmp->arch->clone.magic)) 176 QUERY_FLAG (tmp, FLAG_BEEN_APPLIED)) && tmp->magic && (tmp->arch == NULL || !tmp->arch->magic))
181 { 177 {
182 if (tmp->magic > 0) 178 if (tmp->magic > 0)
183 val *= (3 * tmp->magic * tmp->magic * tmp->magic); 179 val *= (3 * tmp->magic * tmp->magic * tmp->magic);
184 else 180 else
185 /* Note that tmp->magic is negative, so that this 181 /* Note that tmp->magic is negative, so that this
… …
200 val /= 50; 196 val /= 50;
201 } 197 }
202 198
203 /* Limit amount of money you can get for really great items. */ 199 /* Limit amount of money you can get for really great items. */
204 if (flag == F_SELL) 200 if (flag == F_SELL)
205 val = value_limit ((uint64) val, number, who, shop); 201 val = value_limit ((sint64) val, number, who, shop);
206 202
207 // use a nonlinear price adjustment. as my predecessor said, don't change 203 // use a nonlinear price adjustment. as my predecessor said, don't change
208 // the archetypes, its work required for balancing, and we don't care. 204 // the archetypes, its work required for balancing, and we don't care.
209 //val = pow (val, 1.05); 205 //val = pow (val, 1.05);
210 206
… …
224 const typedata *tmptype; 220 const typedata *tmptype;
225 221
226 tmptype = get_typedata (tmp->type); 222 tmptype = get_typedata (tmp->type);
227 223
228 if (find_skill_by_number (who, SK_BARGAINING)) 224 if (find_skill_by_number (who, SK_BARGAINING))
229 {
230 lev_bargain = find_skill_by_number (who, SK_BARGAINING)->level; 225 lev_bargain = find_skill_by_number (who, SK_BARGAINING)->level;
231 } 226
232 if (tmptype) 227 if (tmptype)
233 { 228 {
234 idskill1 = tmptype->identifyskill; 229 idskill1 = tmptype->identifyskill;
230
235 if (idskill1) 231 if (idskill1)
236 { 232 {
237 idskill2 = tmptype->identifyskill2; 233 idskill2 = tmptype->identifyskill2;
234
238 if (find_skill_by_number (who, idskill1)) 235 if (find_skill_by_number (who, idskill1))
239 {
240 lev_identify = find_skill_by_number (who, idskill1)->level; 236 lev_identify = find_skill_by_number (who, idskill1)->level;
241 } 237
242 if (idskill2 && find_skill_by_number (who, idskill2)) 238 if (idskill2 && find_skill_by_number (who, idskill2))
243 {
244 lev_identify += find_skill_by_number (who, idskill2)->level; 239 lev_identify += find_skill_by_number (who, idskill2)->level;
245 }
246 } 240 }
247 } 241 }
248 else 242 else
249 LOG (llevError, "Query_cost: item %s hasn't got a valid type\n", &tmp->name); 243 LOG (llevError, "Query_cost: item %s hasn't got a valid type\n", tmp->debug_desc ());
250 244
251 /* ratio determines how much of the price modification 245 /* ratio determines how much of the price modification
252 * will come from the basic stat charisma 246 * will come from the basic stat charisma
253 * the rest will come from the level in bargaining skill 247 * the rest will come from the level in bargaining skill
254 */ 248 */
255 const double cha_ratio = 0.40; 249 const double cha_ratio = 0.40;
256 250
257 diff = no_bargain ? 1.0 : 1. - pow (lev_bargain / (double) settings.max_level, 0.25); 251 diff = no_bargain ? 1.0 : 1. - pow (lev_bargain / (double) settings.max_level, 0.25);
258
259 diff = (1. - cha_ratio) * diff + cha_ratio * (cha_bonus[who->stats.Cha] - 1.) / (cha_bonus[who->stats.Cha] + 1.); 252 diff = (1. - cha_ratio) * diff + cha_ratio * (cha_bonus[who->stats.Cha] - 1.) / (cha_bonus[who->stats.Cha] + 1.);
260
261 diff = .02 + (.80 - .02) * diff; 253 diff = .02 + (.80 - .02) * diff;
262 254
263 if (flag == F_BUY) 255 if (flag == F_BUY)
264 val += (val * diff); 256 val += val * diff;
265 else if (flag == F_SELL) 257 else if (flag == F_SELL)
266 val -= (val * diff); 258 val -= val * diff;
267 259
268 // now find a price range. the less good we can judge, the larger the range is 260 // now find a price range. the less good we can judge, the larger the range is
269 // then the range is adjusted randomly around the correct value 261 // then the range is adjusted randomly around the correct value
270 if (approximate) 262 if (approximate)
271 approx_range = uint64 (val / sqrt (lev_identify * 3 + 1)); 263 approx_range = sint64 (val / sqrt (lev_identify * 3 + 1));
272 } 264 }
273 265
274 /* I don't think this should really happen - if it does, it indicates and 266 /* I don't think this should really happen - if it does, it indicates and
275 * overflow of diff above. That shoudl only happen if 267 * overflow of diff above. That should only happen if
276 * we are selling objects - in that case, the person just 268 * we are selling objects - in that case, the person just
277 * gets no money. 269 * gets no money.
278 */ 270 */
279 if ((sint64) val < 0) 271 if ((sint64) val < 0)
280 val = 0; 272 val = 0;
… …
308 if (QUERY_FLAG (tmp, FLAG_PLAYER_SOLD)) 300 if (QUERY_FLAG (tmp, FLAG_PLAYER_SOLD))
309 val = (val * shop_greed (who->map) * shop_specialisation_ratio (tmp, who->map) / shopkeeper_approval (who->map, who)); 301 val = (val * shop_greed (who->map) * shop_specialisation_ratio (tmp, who->map) / shopkeeper_approval (who->map, who));
310 else 302 else
311 val = (val * shop_greed (who->map) / (shop_specialisation_ratio (tmp, who->map) * shopkeeper_approval (who->map, who))); 303 val = (val * shop_greed (who->map) / (shop_specialisation_ratio (tmp, who->map) * shopkeeper_approval (who->map, who)));
312 } 304 }
305
313 /* we will also have an extra 0-5% variation between shops of the same type 306 /* we will also have an extra 0-5% variation between shops of the same type
314 * for valuable items (below a value of 50 this effect wouldn't be very 307 * for valuable items (below a value of 50 this effect wouldn't be very
315 * pointful, and could give fun with rounding. 308 * pointful, and could give fun with rounding.
316 */ 309 */
317 if (who->map->path != NULL && val > 50) 310 //TODO: why use cosf at all, just % and scale linearly, gives more even distribution
318 val = (val + 0.05 * (sint64) val * cos (tmp->count + strlen (who->map->path))); 311 if (val > 50)
312 val += float (val) * .05f * cosf ((tmp->uuid.seq & 0xffff) * float (M_PI * 2. / 0x10000));
319 } 313 }
314
320 return (uint64) val; 315 return (sint64) val;
321} 316}
322 317
323/* Find the coin type that is worth more the 'c'. Starts at the 318/* Find the coin type that is worth more the 'c'. Starts at the
324 * cointype placement. 319 * cointype placement.
325 */ 320 */
326 321
327static archetype * 322static archetype *
328find_next_coin (uint64 c, int *cointype) 323find_next_coin (sint64 c, int *cointype)
329{ 324{
330 archetype *coin; 325 archetype *coin;
331 326
332 do 327 do
333 { 328 {
334 if (coins[*cointype] == NULL) 329 if (coins[*cointype] == NULL)
335 return NULL; 330 return NULL;
336 coin = find_archetype (coins[*cointype]); 331 coin = archetype::find (coins[*cointype]);
337 if (coin == NULL) 332 if (coin == NULL)
338 return NULL; 333 return NULL;
339 *cointype += 1; 334 *cointype += 1;
340 } 335 }
341 while ((uint64) coin->clone.value > c); 336 while (coin->value > c);
342 337
343 return coin; 338 return coin;
344} 339}
345 340
346/* This returns a string of how much something is worth based on 341/* This returns a string of how much something is worth based on
… …
352 * coins, there are certainly issues - the easiest fix at that 347 * coins, there are certainly issues - the easiest fix at that
353 * time is to add a higher denomination (mithril piece with 348 * time is to add a higher denomination (mithril piece with
354 * 10,000 silver or something) 349 * 10,000 silver or something)
355 */ 350 */
356const char * 351const char *
357cost_string_from_value (uint64 cost, int approx) 352cost_string_from_value (sint64 cost, int approx)
358{ 353{
359 static char buf[MAX_BUF]; 354 static char buf[MAX_BUF];
360 archetype *coin, *next_coin; 355 archetype *coin, *next_coin;
361 int num, cointype = 0; 356 int num, cointype = 0;
362 357
363 coin = find_next_coin (cost, &cointype); 358 coin = find_next_coin (cost, &cointype);
364 if (coin == NULL) 359 if (coin == NULL)
365 return "nothing"; 360 return "nothing";
366 361
367 num = cost / coin->clone.value; 362 num = cost / coin->value;
368 /* so long as nrof is 32 bit, this is true. 363 /* so long as nrof is 32 bit, this is true.
369 * If it takes more coins than a person can possibly carry, this 364 * If it takes more coins than a person can possibly carry, this
370 * is basically true. 365 * is basically true.
371 */ 366 */
372 if ((cost / coin->clone.value) > UINT32_MAX) 367 if ((cost / coin->value) > UINT32_MAX)
373 { 368 {
374 strcpy (buf, "an unimaginable sum of money"); 369 strcpy (buf, "an unimaginable sum of money");
375 return buf; 370 return buf;
376 } 371 }
377 372
378 cost -= (uint64) num *(uint64) coin->clone.value; 373 cost -= num * (sint64)coin->value;
379 374
380 sprintf (buf, "%d %s", num, num > 1 ? &coin->clone.name_pl : &coin->clone.name); 375 sprintf (buf, "%d %s", num, num > 1 ? &coin->object::name_pl : &coin->object::name);
381 376
382 next_coin = find_next_coin (cost, &cointype); 377 next_coin = find_next_coin (cost, &cointype);
383 if (next_coin == NULL || approx) 378 if (next_coin == NULL || approx)
384 return buf; 379 return buf;
385 380
386 coin = next_coin; 381 coin = next_coin;
387 num = cost / coin->clone.value; 382 num = cost / coin->value;
388 cost -= (uint64) num *(uint64) coin->clone.value; 383 cost -= num * (sint64)coin->value;
389 384
390 sprintf (buf + strlen (buf), " and %d %s", num, num > 1 ? &coin->clone.name_pl : &coin->clone.name); 385 sprintf (buf + strlen (buf), " and %d %s", num, num > 1 ? &coin->object::name_pl : &coin->object::name);
391 386
392 return buf; 387 return buf;
393} 388}
394 389
395const char * 390const char *
396query_cost_string (const object *tmp, object *who, int flag) 391query_cost_string (const object *tmp, object *who, int flag)
397{ 392{
398 uint64 real_value = query_cost (tmp, who, flag); 393 sint64 real_value = query_cost (tmp, who, flag);
399 int idskill1 = 0; 394 int idskill1 = 0;
400 int idskill2 = 0; 395 int idskill2 = 0;
401 const typedata *tmptype; 396 const typedata *tmptype;
402 397
403 tmptype = get_typedata (tmp->type); 398 tmptype = get_typedata (tmp->type);
… …
425 archetype *coin = find_next_coin (real_value, &cointype); 420 archetype *coin = find_next_coin (real_value, &cointype);
426 421
427 if (coin == NULL) 422 if (coin == NULL)
428 return "nothing"; 423 return "nothing";
429 424
430 num = real_value / coin->clone.value; 425 num = real_value / coin->value;
431 if (num == 1) 426 if (num == 1)
432 sprintf (buf, "about one %s", &coin->clone.name); 427 sprintf (buf, "about one %s", &coin->object::name);
433 else if (num < 5) 428 else if (num < 5)
434 sprintf (buf, "a few %s", &coin->clone.name_pl); 429 sprintf (buf, "a few %s", &coin->object::name_pl);
435 else if (num < 10) 430 else if (num < 10)
436 sprintf (buf, "several %s", &coin->clone.name_pl); 431 sprintf (buf, "several %s", &coin->object::name_pl);
437 else if (num < 25) 432 else if (num < 25)
438 sprintf (buf, "a moderate amount of %s", &coin->clone.name_pl); 433 sprintf (buf, "a moderate amount of %s", &coin->object::name_pl);
439 else if (num < 100) 434 else if (num < 100)
440 sprintf (buf, "lots of %s", &coin->clone.name_pl); 435 sprintf (buf, "lots of %s", &coin->object::name_pl);
441 else if (num < 1000) 436 else if (num < 1000)
442 sprintf (buf, "a great many %s", &coin->clone.name_pl); 437 sprintf (buf, "a great many %s", &coin->object::name_pl);
443 else 438 else
444 sprintf (buf, "a vast quantity of %s", &coin->clone.name_pl); 439 sprintf (buf, "a vast quantity of %s", &coin->object::name_pl);
445 return buf; 440 return buf;
446 } 441 }
447 } 442 }
448 } 443 }
449 444
450 int hash = ((unsigned int) tmp->count * 174364621) & 1023; 445 int hash = ((unsigned int) tmp->count * 174364621) & 1023;
451 446
452 if (approx_range) 447 if (approx_range)
453 { 448 {
454 uint64 lo = (sint64) real_value - (approx_range * hash >> 10); 449 sint64 lo = (sint64) real_value - (approx_range * hash >> 10);
455 static char buf[MAX_BUF]; 450 static char buf[MAX_BUF];
456 451
457 sprintf (buf, "between %s", cost_string_from_value (lo, 1)); 452 sprintf (buf, "between %s", cost_string_from_value (lo, 1));
458 sprintf (buf + strlen (buf), " and %s", cost_string_from_value (lo + approx_range, 1)); 453 sprintf (buf + strlen (buf), " and %s", cost_string_from_value (lo + approx_range, 1));
459 454
… …
465} 460}
466 461
467/* This function finds out how much money the player is carrying, 462/* This function finds out how much money the player is carrying,
468 * including what is in containers. 463 * including what is in containers.
469 */ 464 */
470uint64 465sint64
471query_money (const object *op) 466query_money (const object *op)
472{ 467{
473 object *tmp; 468 object *tmp;
474 uint64 total = 0; 469 sint64 total = 0;
475 470
476 if (op->type != PLAYER && op->type != CONTAINER) 471 if (op->type != PLAYER && op->type != CONTAINER)
477 { 472 {
478 LOG (llevError, "Query money called with non player/container\n"); 473 LOG (llevError, "Query money called with non player/container\n");
479 return 0; 474 return 0;
480 } 475 }
476
481 for (tmp = op->inv; tmp; tmp = tmp->below) 477 for (tmp = op->inv; tmp; tmp = tmp->below)
482 {
483 if (tmp->type == MONEY) 478 if (tmp->type == MONEY)
484 {
485 total += (uint64) tmp->nrof * (uint64) tmp->value; 479 total += tmp->nrof * (sint64)tmp->value;
486 }
487 else if (tmp->type == CONTAINER && QUERY_FLAG (tmp, FLAG_APPLIED) && (tmp->race == NULL || strstr (tmp->race, "gold"))) 480 else if (tmp->type == CONTAINER && QUERY_FLAG (tmp, FLAG_APPLIED) && (tmp->race == NULL || strstr (tmp->race, "gold")))
488 {
489 total += query_money (tmp); 481 total += query_money (tmp);
490 } 482
491 }
492 return total; 483 return total;
493} 484}
494 485
495/* TCHIZE: This function takes the amount of money from the 486/* TCHIZE: This function takes the amount of money from the
496 * the player inventory and from it's various pouches using the 487 * the player inventory and from it's various pouches using the
497 * pay_from_container function. 488 * pay_from_container function.
498 * returns 0 if not possible. 1 if success 489 * returns 0 if not possible. 1 if success
499 */ 490 */
500int 491int
501pay_for_amount (uint64 to_pay, object *pl) 492pay_for_amount (sint64 to_pay, object *pl)
502{ 493{
503 object *pouch; 494 object *pouch;
504 495
505 if (to_pay == 0) 496 if (to_pay == 0)
506 return 1; 497 return 1;
498
507 if (to_pay > query_money (pl)) 499 if (to_pay > query_money (pl))
508 return 0; 500 return 0;
509 501
510 to_pay = pay_from_container (pl, pl, to_pay); 502 pay_from_container (pl, pl, to_pay);
511 503
512 for (pouch = pl->inv; (pouch != NULL) && (to_pay > 0); pouch = pouch->below) 504 for (pouch = pl->inv; pouch && to_pay; pouch = pouch->below)
513 {
514 if (pouch->type == CONTAINER && QUERY_FLAG (pouch, FLAG_APPLIED) && (pouch->race == NULL || strstr (pouch->race, "gold"))) 505 if (pouch->type == CONTAINER && QUERY_FLAG (pouch, FLAG_APPLIED) && (pouch->race == NULL || strstr (pouch->race, "gold")))
515 {
516 to_pay = pay_from_container (pl, pouch, to_pay); 506 pay_from_container (pl, pouch, to_pay);
517 } 507
518 } 508 pl->update_stats ();
519 fix_player (pl);
520 return 1; 509 return 1;
521} 510}
522 511
523/* DAMN: This is now a wrapper for pay_from_container, which is 512/* DAMN: This is now a wrapper for pay_from_container, which is
524 * called for the player, then for each active container that can hold 513 * called for the player, then for each active container that can hold
… …
526 * of the price was paid from. 515 * of the price was paid from.
527 */ 516 */
528int 517int
529pay_for_item (object *op, object *pl) 518pay_for_item (object *op, object *pl)
530{ 519{
531 uint64 to_pay = query_cost (op, pl, F_BUY | F_SHOP); 520 sint64 to_pay = query_cost (op, pl, F_BUY | F_SHOP);
532 object *pouch; 521 object *pouch;
533 uint64 saved_money; 522 sint64 saved_money;
534 523
535 if (to_pay == 0) 524 if (to_pay == 0)
536 return 1; 525 return 1;
526
537 if (to_pay > query_money (pl)) 527 if (to_pay > query_money (pl))
538 return 0; 528 return 0;
539 529
540 /* We compare the paid price with the one for a player 530 /* We compare the paid price with the one for a player
541 * without bargaining skill. 531 * without bargaining skill.
… …
544 saved_money = query_cost (op, pl, F_BUY | F_NO_BARGAIN | F_SHOP) - to_pay; 534 saved_money = query_cost (op, pl, F_BUY | F_NO_BARGAIN | F_SHOP) - to_pay;
545 535
546 if (saved_money > 0) 536 if (saved_money > 0)
547 change_exp (pl, saved_money, "bargaining", SK_EXP_NONE); 537 change_exp (pl, saved_money, "bargaining", SK_EXP_NONE);
548 538
549 to_pay = pay_from_container (pl, pl, to_pay); 539 pay_from_container (pl, pl, to_pay);
550 540
551 for (pouch = pl->inv; (pouch != NULL) && (to_pay > 0); pouch = pouch->below) 541 for (pouch = pl->inv; pouch && to_pay; pouch = pouch->below)
552 {
553 if (pouch->type == CONTAINER && QUERY_FLAG (pouch, FLAG_APPLIED) && (pouch->race == NULL || strstr (pouch->race, "gold"))) 542 if (pouch->type == CONTAINER && QUERY_FLAG (pouch, FLAG_APPLIED) && (pouch->race == NULL || strstr (pouch->race, "gold")))
554 {
555 to_pay = pay_from_container (pl, pouch, to_pay); 543 pay_from_container (pl, pouch, to_pay);
556 } 544
557 } 545 pl->update_stats ();
558 if (settings.real_wiz == FALSE && QUERY_FLAG (pl, FLAG_WAS_WIZ)) 546
559 SET_FLAG (op, FLAG_WAS_WIZ);
560 fix_player (pl);
561 return 1; 547 return 1;
562} 548}
563 549
564/* This pays for the item, and takes the proper amount of money off 550/* This pays for the item, and takes the proper amount of money off
565 * the player. 551 * the player.
… …
573 * 559 *
574 * pouch is the container (pouch or player) to remove the coins from. 560 * pouch is the container (pouch or player) to remove the coins from.
575 * to_pay is the required amount. 561 * to_pay is the required amount.
576 * returns the amount still missing after using "pouch". 562 * returns the amount still missing after using "pouch".
577 */ 563 */
578static uint64 564static void
579pay_from_container (object *pl, object *pouch, uint64 to_pay) 565pay_from_container (object *pl, object *pouch, sint64 &to_pay)
580{ 566{
581 int count, i; 567 int count, i;
582 uint64 remain; 568 object *tmp, *next;
583 object *tmp, *coin_objs[NUM_COINS], *next;
584 archetype *at; 569 archetype *at;
585 570
586 if (pouch->type != PLAYER && pouch->type != CONTAINER) 571 if (pouch->type != PLAYER && pouch->type != CONTAINER)
587 return to_pay; 572 return;
588 573
589 remain = to_pay; 574 object *coin_objs[NUM_COINS] = { 0 };
590 for (i = 0; i < NUM_COINS; i++)
591 coin_objs[i] = NULL;
592 575
593 /* This hunk should remove all the money objects from the player/container */ 576 /* This hunk should remove all the money objects from the player/container */
594 for (tmp = pouch->inv; tmp; tmp = next) 577 for (tmp = pouch->inv; tmp; tmp = next)
595 { 578 {
596 next = tmp->below; 579 next = tmp->below;
597 580
598 if (tmp->type == MONEY) 581 if (tmp->type == MONEY)
599 { 582 {
600 for (i = 0; i < NUM_COINS; i++) 583 for (i = 0; i < NUM_COINS; i++)
601 { 584 {
602 if (!strcmp (coins[NUM_COINS - 1 - i], tmp->arch->name) && (tmp->value == tmp->arch->clone.value)) 585 if (tmp->value == tmp->arch->value && !strcmp (coins[NUM_COINS - 1 - i], tmp->arch->archname))
603 { 586 {
604
605 /* This should not happen, but if it does, just * 587 // This should not happen, but if it does, just merge the two.
606 * merge the two. */
607 if (coin_objs[i] != NULL) 588 if (coin_objs [i])
608 { 589 {
609 LOG (llevError, "%s has two money entries of (%s)\n", &pouch->name, coins[NUM_COINS - 1 - i]); 590 LOG (llevError, "%s has two money entries of (%s)\n", &pouch->name, coins[NUM_COINS - 1 - i]);
610 remove_ob (tmp); 591 tmp->remove ();
611 coin_objs[i]->nrof += tmp->nrof; 592 coin_objs[i]->nrof += tmp->nrof;
612 esrv_del_item (pl->contr, tmp->count); 593 esrv_del_item (pl->contr, tmp->count);
613 free_object (tmp); 594 tmp->destroy ();
614 } 595 }
615 else 596 else
616 { 597 {
617 remove_ob (tmp); 598 tmp->remove ();
599
618 if (pouch->type == PLAYER) 600 if (pouch->type == PLAYER)
619 esrv_del_item (pl->contr, tmp->count); 601 esrv_del_item (pl->contr, tmp->count);
602
620 coin_objs[i] = tmp; 603 coin_objs[i] = tmp;
621 } 604 }
605
622 break; 606 break;
623 } 607 }
624 } 608 }
609
625 if (i == NUM_COINS) 610 if (i == NUM_COINS)
626 LOG (llevError, "in pay_for_item: Did not find string match for %s\n", &tmp->arch->name); 611 LOG (llevError, "in pay_for_item: Did not find string match for %s\n", &tmp->arch->archname);
627 } 612 }
628 } 613 }
629 614
630 /* Fill in any gaps in the coin_objs array - needed to make change. */ 615 /* Fill in any gaps in the coin_objs array - needed to make change. */
631 /* Note that the coin_objs array goes from least value to greatest value */ 616 /* Note that the coin_objs array goes from least value to greatest value */
632 for (i = 0; i < NUM_COINS; i++) 617 for (i = 0; i < NUM_COINS; i++)
633 if (coin_objs[i] == NULL) 618 if (!coin_objs[i])
634 { 619 {
635 at = find_archetype (coins[NUM_COINS - 1 - i]); 620 at = archetype::find (coins[NUM_COINS - 1 - i]);
621
636 if (at == NULL) 622 if (at == NULL)
637 LOG (llevError, "Could not find %s archetype\n", coins[NUM_COINS - 1 - i]); 623 LOG (llevError, "Could not find %s archetype\n", coins[NUM_COINS - 1 - i]);
624
638 coin_objs[i] = arch_to_object (at); 625 coin_objs[i] = arch_to_object (at);
639 coin_objs[i]->nrof = 0; 626 coin_objs[i]->nrof = 0;
640 } 627 }
641 628
642 for (i = 0; i < NUM_COINS; i++) 629 for (i = 0; i < NUM_COINS; i++)
643 { 630 {
644 int num_coins; 631 object &coin = *coin_objs[i];
632 sint64 num_coins = min ((to_pay + coin.value - 1) / coin.value, coin.nrof);
633 to_pay -= num_coins * coin.value;
645 634
646 if (coin_objs[i]->nrof * coin_objs[i]->value > remain)
647 {
648 num_coins = remain / coin_objs[i]->value;
649 if ((uint64) num_coins * (uint64) coin_objs[i]->value < remain)
650 num_coins++;
651 }
652 else
653 {
654 num_coins = coin_objs[i]->nrof;
655 }
656 remain -= (sint64) num_coins *(sint64) coin_objs[i]->value;
657
658 coin_objs[i]->nrof -= num_coins; 635 coin.nrof -= num_coins;
659 /* Now start making change. Start at the coin value 636 /* Now start making change. Start at the coin value
660 * below the one we just did, and work down to 637 * below the one we just did, and work down to
661 * the lowest value. 638 * the lowest value.
662 */ 639 */
663 count = i - 1; 640 count = i - 1;
641
664 while (remain < 0 && count >= 0) 642 while (to_pay < 0 && count >= 0)
665 { 643 {
666 num_coins = -remain / coin_objs[count]->value; 644 num_coins = (-to_pay) / coin_objs[count]->value;
667 coin_objs[count]->nrof += num_coins; 645 coin_objs[count]->nrof += num_coins;
668 remain += num_coins * coin_objs[count]->value; 646 to_pay += num_coins * coin_objs[count]->value;
669 count--; 647 count--;
670 } 648 }
671 } 649 }
650
672 for (i = 0; i < NUM_COINS; i++) 651 for (i = 0; i < NUM_COINS; i++)
673 { 652 {
674 if (coin_objs[i]->nrof) 653 if (coin_objs[i]->nrof)
675 { 654 {
676 object *tmp = insert_ob_in_ob (coin_objs[i], pouch); 655 object *tmp = insert_ob_in_ob (coin_objs[i], pouch);
… …
683 662
684 if (pl->type != PLAYER) 663 if (pl->type != PLAYER)
685 esrv_send_item (pl, pl); 664 esrv_send_item (pl, pl);
686 } 665 }
687 else 666 else
688 free_object (coin_objs[i]); 667 coin_objs[i]->destroy ();
689 } 668 }
690
691 return (remain);
692} 669}
693 670
694/* Checks all unpaid items in op's inventory, adds up all the money they 671/* Checks all unpaid items in op's inventory, adds up all the money they
695 * have, and checks that they can actually afford what they want to buy. 672 * have, and checks that they can actually afford what they want to buy.
696 * Returns 1 if they can, and 0 if they can't. also prints an appropriate message 673 * Returns 1 if they can, and 0 if they can't. also prints an appropriate message
697 * to the player 674 * to the player
698 */ 675 */
699
700int 676int
701can_pay (object *pl) 677can_pay (object *pl)
702{ 678{
703 int unpaid_count = 0, i; 679 int unpaid_count = 0;
704 uint64 unpaid_price = 0; 680 sint64 unpaid_price = 0;
705 uint64 player_wealth = query_money (pl); 681 sint64 player_wealth = query_money (pl);
706 object *item;
707 uint32 coincount[NUM_COINS];
708 682
709 if (!pl || pl->type != PLAYER) 683 if (!pl || pl->type != PLAYER)
710 { 684 {
711 LOG (llevError, "can_pay(): called against something that isn't a player\n"); 685 LOG (llevError, "can_pay(): called against something that isn't a player\n");
712 return 0; 686 return 0;
713 } 687 }
714 688
715 for (i = 0; i < NUM_COINS; i++) 689 for (object::depth_iterator item = pl->begin (); item != pl->end (); ++item)
716 coincount[i] = 0;
717
718 for (item = pl->inv; item;)
719 {
720 if (QUERY_FLAG (item, FLAG_UNPAID)) 690 if (QUERY_FLAG (item, FLAG_UNPAID))
721 { 691 {
722 unpaid_count++; 692 unpaid_count++;
723 unpaid_price += query_cost (item, pl, F_BUY | F_SHOP); 693 unpaid_price += query_cost (item, pl, F_BUY | F_SHOP);
724 } 694 }
725
726 /* merely converting the player's monetary wealth won't do, if we did that,
727 * we could print the wrong numbers for the coins, so we count the money instead
728 */
729 for (i = 0; i < NUM_COINS; i++)
730 if (!strcmp (coins[i], item->arch->name))
731 coincount[i] += item->nrof;
732
733 if (item->inv)
734 item = item->inv;
735 else if (item->below)
736 item = item->below;
737 else if (item->env && item->env != pl && item->env->below)
738 item = item->env->below;
739 else
740 item = NULL;
741 }
742 695
743 if (unpaid_price > player_wealth) 696 if (unpaid_price > player_wealth)
744 { 697 {
745 char buf[MAX_BUF]; 698 char buf[MAX_BUF];
746 char cost[MAX_BUF]; 699 char cost[MAX_BUF];
747 char missing[MAX_BUF]; 700 char missing[MAX_BUF];
748 701
749 sprintf (cost, "%s", cost_string_from_value (unpaid_price, 0)); 702 snprintf (cost, MAX_BUF, "%s", cost_string_from_value (unpaid_price, 0));
750 sprintf (missing, "%s", cost_string_from_value (unpaid_price - player_wealth, 0)); 703 snprintf (missing, MAX_BUF, "%s", cost_string_from_value (unpaid_price - player_wealth, 0));
751 704
752 sprintf (buf, "You have %d unpaid items that would cost you %s. You need another %s to be able to afford that.", 705 snprintf (buf, MAX_BUF, "You have %d unpaid items that would cost you %s. You need another %s to be able to afford that.",
753 unpaid_count, cost, missing); 706 unpaid_count, cost, missing);
754 new_draw_info (NDI_UNIQUE, 0, pl, buf); 707 new_draw_info (NDI_UNIQUE, 0, pl, buf);
708
755 return 0; 709 return 0;
756 } 710 }
757 else 711 else
758 return 1; 712 return 1;
759} 713}
760
761 714
762/* Better get_payment, descends containers looking for 715/* Better get_payment, descends containers looking for
763 * unpaid items, and pays for them. 716 * unpaid items, and pays for them.
764 * returns 0 if the player still has unpaid items. 717 * returns 0 if the player still has unpaid items.
765 * returns 1 if the player has paid for everything. 718 * returns 1 if the player has paid for everything.
766 * pl is the player buying the stuff. 719 * pl is the player buying the stuff.
767 * op is the object we are examining. If op has
768 * and inventory, we examine that. IF there are objects
769 * below op, we descend down.
770 */ 720 */
771int 721int
772get_payment (object *pl, object *op) 722get_payment (object *pl)
773{ 723{
774 char buf[MAX_BUF]; 724 for (;;)
775 int ret = 1;
776
777 if (op != NULL && op->inv)
778 ret = get_payment (pl, op->inv);
779
780 if (!ret)
781 return 0;
782
783 if (op != NULL && op->below)
784 ret = get_payment (pl, op->below);
785
786 if (!ret)
787 return 0;
788
789 if (op != NULL && QUERY_FLAG (op, FLAG_UNPAID))
790 { 725 {
791 strncpy (buf, query_cost_string (op, pl, F_BUY | F_SHOP), MAX_BUF); 726 next_item:
792 buf[MAX_BUF - 1] = '\0';
793 if (!pay_for_item (op, pl))
794 {
795 uint64 i = query_cost (op, pl, F_BUY | F_SHOP) - query_money (pl);
796 727
797 CLEAR_FLAG (op, FLAG_UNPAID); 728 for (object::depth_iterator op = pl->begin (); op != pl->end (); ++op)
798 new_draw_info_format (NDI_UNIQUE, 0, pl, "You lack %s to buy %s.", cost_string_from_value (i, 0), query_name (op));
799 SET_FLAG (op, FLAG_UNPAID);
800 return 0;
801 } 729 {
802 else
803 {
804 object *tmp;
805 tag_t c = op->count;
806
807 CLEAR_FLAG (op, FLAG_UNPAID); 730 if (QUERY_FLAG (op, FLAG_UNPAID))
808 CLEAR_FLAG (op, FLAG_PLAYER_SOLD);
809 new_draw_info_format (NDI_UNIQUE, 0, op, "You paid %s for %s.", buf, query_name (op));
810 tmp = merge_ob (op, NULL);
811 if (pl->type == PLAYER)
812 { 731 {
813 if (tmp) 732 char buf[MAX_BUF];
814 { /* it was merged */ 733 snprintf (buf, MAX_BUF, "%s", query_cost_string (op, pl, F_BUY | F_SHOP));
815 esrv_del_item (pl->contr, c); 734
816 op = tmp; 735 if (!pay_for_item (op, pl))
736 {
737 sint64 i = query_cost (op, pl, F_BUY | F_SHOP) - query_money (pl);
738
739 CLEAR_FLAG (op, FLAG_UNPAID);
740 new_draw_info_format (NDI_UNIQUE, 0, pl, "You lack %s to buy %s.", cost_string_from_value (i, 0), query_name (op));
741 SET_FLAG (op, FLAG_UNPAID);
742 return 0;
817 } 743 }
744 else
745 {
746 object *tmp;
747
748 CLEAR_FLAG (op, FLAG_UNPAID);
749 CLEAR_FLAG (op, FLAG_PLAYER_SOLD);
750 new_draw_info_format (NDI_UNIQUE, 0, op, "You paid %s for %s.", buf, query_name (op));
751 tmp = merge_ob (op, NULL);
752
753 if (pl->type == PLAYER)
754 {
755 if (tmp)
756 { /* it was merged */
757 esrv_del_item (pl->contr, op->count);
758 op = tmp;
759 }
760
818 esrv_send_item (pl, op); 761 esrv_send_item (pl, op);
762 }
763
764 goto next_item;
765 }
819 } 766 }
820 } 767 }
821 } 768
822 return 1; 769 return 1;
770 }
823} 771}
824 772
825/* written by elmex: 773/* written by elmex:
826 * moved this code from sell_item () here to have a function 774 * moved this code from sell_item () here to have a function
827 * that pays the player an amount. Mainly put the code here to 775 * that pays the player an amount. Mainly put the code here to
… …
832 * or put it on the ground under the player. This way the player can still 780 * or put it on the ground under the player. This way the player can still
833 * go somewhere and unload the money at a safe place. 781 * go somewhere and unload the money at a safe place.
834 * 782 *
835 */ 783 */
836void 784void
837pay_player (object *pl, uint64 amount) 785pay_player (object *pl, sint64 amount)
838{ 786{
839 int count = 0; 787 int count = 0;
840 archetype *at = 0; 788 archetype *at = 0;
841 object *pouch = 0, *tmp = 0; 789 object *pouch = 0, *tmp = 0;
842 790
843 for (count = 0; coins[count] != NULL; count++) 791 for (count = 0; coins[count] != NULL; count++)
844 { 792 {
845 at = find_archetype (coins[count]); 793 at = archetype::find (coins[count]);
846 794
847 if (at == NULL) 795 if (at == NULL)
848 LOG (llevError, "Could not find %s archetype\n", coins[count]); 796 LOG (llevError, "Could not find %s archetype\n", coins[count]);
849 else if ((amount / at->clone.value) > 0) 797 else if ((amount / at->value) > 0)
850 { 798 {
851 for (pouch = pl->inv; pouch; pouch = pouch->below) 799 for (pouch = pl->inv; pouch; pouch = pouch->below)
852 { 800 {
853 if (pouch->type == CONTAINER && QUERY_FLAG (pouch, FLAG_APPLIED) && pouch->race && strstr (pouch->race, "gold")) 801 if (pouch->type == CONTAINER && QUERY_FLAG (pouch, FLAG_APPLIED) && pouch->race && strstr (pouch->race, "gold"))
854 { 802 {
855 int w = at->clone.weight * (100 - pouch->stats.Str) / 100; 803 int w = at->weight * (100 - pouch->stats.Str) / 100;
856 int n = amount / at->clone.value; 804 int n = amount / at->value;
857 805
858 if (w == 0) 806 if (w == 0)
859 w = 1; /* Prevent divide by zero */ 807 w = 1; /* Prevent divide by zero */
860 808
861 if (n > 0 && (!pouch->weight_limit || pouch->carrying + w <= pouch->weight_limit)) 809 if (n > 0 && (!pouch->weight_limit || pouch->carrying + w <= pouch->weight_limit))
… …
863 if (pouch->weight_limit && (pouch->weight_limit - pouch->carrying) / w < n) 811 if (pouch->weight_limit && (pouch->weight_limit - pouch->carrying) / w < n)
864 n = (pouch->weight_limit - pouch->carrying) / w; 812 n = (pouch->weight_limit - pouch->carrying) / w;
865 813
866 tmp = arch_to_object (at); 814 tmp = arch_to_object (at);
867 tmp->nrof = n; 815 tmp->nrof = n;
868 amount -= (uint64) tmp->nrof * (uint64) tmp->value; 816 amount -= tmp->nrof * tmp->value;
869 tmp = insert_ob_in_ob (tmp, pouch); 817 tmp = insert_ob_in_ob (tmp, pouch);
870 esrv_send_item (pl, tmp); 818 esrv_send_item (pl, tmp);
871 esrv_send_item (pl, pouch); 819 esrv_send_item (pl, pouch);
872 esrv_update_item (UPD_WEIGHT, pl, pouch); 820 esrv_update_item (UPD_WEIGHT, pl, pouch);
873 esrv_send_item (pl, pl); 821 esrv_send_item (pl, pl);
874 } 822 }
875 } 823 }
876 } 824 }
877 825
878 if (amount / at->clone.value > 0) 826 if (amount / at->value > 0)
879 { 827 {
880 tmp = arch_to_object (at); 828 tmp = arch_to_object (at);
881 tmp->nrof = amount / tmp->value; 829 tmp->nrof = amount / tmp->value;
882 amount -= (uint64) tmp->nrof * (uint64) tmp->value; 830 amount -= tmp->nrof * tmp->value;
883 tmp = insert_ob_in_ob (tmp, pl); 831 tmp = insert_ob_in_ob (tmp, pl);
884 esrv_send_item (pl, tmp); 832 esrv_send_item (pl, tmp);
885 esrv_send_item (pl, pl); 833 esrv_send_item (pl, pl);
886 } 834 }
887 } 835 }
888 } 836 }
889 837
890 if (amount != 0) 838 if (amount != 0)
891#ifndef WIN32
892 LOG (llevError, "Warning - payment in pay_player () not zero: %llu\n", amount); 839 LOG (llevError, "Warning - payment in pay_player () not zero: %llu\n", amount);
893#else
894 LOG (llevError, "Warning - payment in pay_player () not zero: %I64u\n", amount);
895#endif
896} 840}
897 841
898/* elmex: this is for the bank plugin :( */ 842/* elmex: this is for the bank plugin :( */
899uint64 843sint64
900pay_player_arch (object *pl, const char *arch, uint64 amount) 844pay_player_arch (object *pl, const char *arch, sint64 amount)
901{ 845{
902 archetype *at = find_archetype (arch); 846 archetype *at = archetype::find (arch);
903 object *tmp = NULL; 847 object *tmp = NULL;
904 848
905 if (at == NULL) 849 if (at == NULL)
906 return 0; 850 return 0;
907 851
… …
925 * remaining coins in character's inventory. 869 * remaining coins in character's inventory.
926 */ 870 */
927void 871void
928sell_item (object *op, object *pl) 872sell_item (object *op, object *pl)
929{ 873{
930 uint64 amount = query_cost (op, pl, F_SELL | F_SHOP), extra_gain; 874 sint64 amount = query_cost (op, pl, F_SELL | F_SHOP), extra_gain;
931 875
932 if (pl == NULL || pl->type != PLAYER) 876 if (pl == NULL || pl->type != PLAYER)
933 { 877 {
934 LOG (llevDebug, "Object other than player tried to sell something.\n"); 878 LOG (llevDebug, "Object other than player tried to sell something.\n");
935 return; 879 return;
… …
973} 917}
974 918
975 919
976/* returns a double that is the ratio of the price that a shop will offer for 920/* returns a double that is the ratio of the price that a shop will offer for
977 * item based on the shops specialisation. Does not take account of greed, 921 * item based on the shops specialisation. Does not take account of greed,
978 * returned value is between (2*SPECIALISATION_EFFECT-1) and 1 and in any 922 * returned value is between SPECIALISATION_EFFECT and 1.
979 * event is never less than 0.1 (calling functions divide by it)
980 */ 923 */
981static double 924static double
982shop_specialisation_ratio (const object *item, const mapstruct *map) 925shop_specialisation_ratio (const object *item, const maptile *map)
983{ 926{
984 shopitems *items = map->shopitems; 927 shopitems *items = map->shopitems;
985 double ratio = SPECIALISATION_EFFECT, likedness = 0.001; 928 double likedness = 0.;
986 int i; 929 int i;
987 930
988 if (item == NULL) 931 if (item == NULL)
989 { 932 {
990 LOG (llevError, "shop_specialisation_ratio: passed a NULL item for map %s\n", map->path); 933 LOG (llevError, "shop_specialisation_ratio: passed a NULL item for map %s\n", &map->path);
991 return 0; 934 return 0;
992 } 935 }
936
993 if (!item->type) 937 if (!item->type)
994 { 938 {
995 LOG (llevError, "shop_specialisation_ratio: passed an item with an invalid type\n"); 939 LOG (llevError, "shop_specialisation_ratio: passed an item with an invalid type\n");
996 /* 940 /*
997 * I'm not really sure what the /right/ thing to do here is, these types of 941 * I'm not really sure what the /right/ thing to do here is, these types of
998 * item shouldn't exist anyway, but returning the ratio is probably the best bet.." 942 * item shouldn't exist anyway, but returning the ratio is probably the best bet.."
999 */ 943 */
1000 return ratio; 944 return SPECIALISATION_EFFECT;
1001 } 945 }
946
1002 if (map->shopitems) 947 if (map->shopitems)
1003 { 948 {
1004 for (i = 0; i < items[0].index; i++) 949 for (i = 0; i < items[0].index; i++)
1005 if (items[i].typenum == item->type || (!items[i].typenum && likedness == 0.001)) 950 if (items[i].typenum == item->type || (!items[i].typenum && likedness == 0.001))
1006 likedness = items[i].strength / 100.0; 951 likedness = items[i].strength / 100.0;
1007 } 952 }
953
1008 if (likedness > 1.0) 954 if (likedness > 1.0)
1009 { /* someone has been rather silly with the map headers. */ 955 { /* someone has been rather silly with the map headers. */
1010 LOG (llevDebug, "shop_specialisation ratio: item type %d on map %s is above 100%%\n", item->type, map->path); 956 LOG (llevDebug, "shop_specialisation ratio: item type %d on map %s is above 100%%\n", item->type, &map->path);
1011 likedness = 1.0; 957 likedness = 1.0;
1012 } 958 }
959
1013 if (likedness < -1.0) 960 if (likedness < -1.0)
1014 { 961 {
1015 LOG (llevDebug, "shop_specialisation ratio: item type %d on map %s is below -100%%\n", item->type, map->path); 962 LOG (llevDebug, "shop_specialisation ratio: item type %d on map %s is below -100%%\n", item->type, &map->path);
1016 likedness = -1.0; 963 likedness = -1.0;
1017 } 964 }
1018 ratio = ratio + (1.0 - ratio) * likedness; 965
1019 if (ratio <= 0.1) 966 return lerp (likedness, -1., 1., SPECIALISATION_EFFECT, 1.);
1020 ratio = 0.1; /* if the ratio were much lower than this, we would get silly prices */
1021 return ratio;
1022} 967}
1023 968
1024/*returns the greed of the shop on map, or 1 if it isn't specified. */ 969/*returns the greed of the shop on map, or 1 if it isn't specified. */
1025static double 970static double
1026shop_greed (const mapstruct *map) 971shop_greed (const maptile *map)
1027{ 972{
1028 double greed = 1.0;
1029
1030 if (map->shopgreed)
1031 return map->shopgreed; 973 return map->shopgreed
1032 return greed; 974 ? map->shopgreed
975 : 1.;
1033} 976}
1034 977
1035/* Returns a double based on how much the shopkeeper approves of the player. 978/* Returns a double based on how much the shopkeeper approves of the player.
1036 * this is based on the race of the shopkeeper and that of the player. 979 * this is based on the race of the shopkeeper and that of the player.
1037 */ 980 */
1038double 981double
1039shopkeeper_approval (const mapstruct *map, const object *player) 982shopkeeper_approval (const maptile *map, const object *player)
1040{ 983{
1041 double approval = 1.0; 984 return map->shoprace && player->race != map->shoprace
1042 985 ? DISLIKE_RATIO
1043 if (map->shoprace) 986 : 1.;
1044 {
1045 approval = NEUTRAL_RATIO;
1046 if (player->race && !strcmp (player->race, map->shoprace))
1047 approval = 1.0;
1048 }
1049 return approval;
1050} 987}
1051 988
1052/* limit the value of items based on the wealth of the shop. If the item is close 989/* limit the value of items based on the wealth of the shop. If the item is close
1053 * to the maximum value a shop will offer, we start to reduce it, if the item is 990 * to the maximum value a shop will offer, we start to reduce it, if the item is
1054 * below the minimum value the shop is prepared to trade in, then we don't 991 * below the minimum value the shop is prepared to trade in, then we don't
1055 * want it and offer nothing. If it isn't a shop, check whether we should do generic 992 * want it and offer nothing. If it isn't a shop, check whether we should do generic
1056 * value reduction. 993 * value reduction.
1057 * 994 *
1058 */ 995 */
1059static uint64 996static sint64
1060value_limit (uint64 val, int quantity, const object *who, int isshop) 997value_limit (sint64 val, int quantity, const object *who, int isshop)
1061{ 998{
1062 uint64 newval, unit_price, tmpshopmax; 999 sint64 newval, unit_price, tmpshopmax;
1063 mapstruct *map; 1000 maptile *map;
1064 1001
1065 unit_price = val / quantity; 1002 unit_price = val / quantity;
1066 1003
1067 if (!isshop || !who) 1004 if (!isshop || !who)
1068 { 1005 {
1069 if (unit_price > 250000) 1006 if (unit_price > 250000)
1070 newval = (uint64) (250000. - pow (250000., .75) * 65. + pow (unit_price, .75) * 65.); 1007 newval = (sint64) (250000. - pow (250000., .75) * 65. + pow (unit_price, .75) * 65.);
1071 else 1008 else
1072 newval = unit_price; 1009 newval = unit_price;
1073 } 1010 }
1074 else 1011 else
1075 { 1012 {
… …
1098 1035
1099/* gives a desciption of the shop on their current map to the player op. */ 1036/* gives a desciption of the shop on their current map to the player op. */
1100int 1037int
1101describe_shop (const object *op) 1038describe_shop (const object *op)
1102{ 1039{
1103 mapstruct *map = op->map; 1040 maptile *map = op->map;
1104 1041
1105 /*shopitems *items=map->shopitems; */ 1042 /*shopitems *items=map->shopitems; */
1106 int pos = 0, i; 1043 int pos = 0, i;
1107 double opinion = 0; 1044 double opinion = 0;
1108 char tmp[MAX_BUF] = "\0"; 1045 char tmp[MAX_BUF] = "\0";
… …
1112 1049
1113 /*check if there is a shop specified for this map */ 1050 /*check if there is a shop specified for this map */
1114 if (map->shopitems || map->shopgreed || map->shoprace || map->shopmin || map->shopmax) 1051 if (map->shopitems || map->shopgreed || map->shoprace || map->shopmin || map->shopmax)
1115 { 1052 {
1116 new_draw_info (NDI_UNIQUE, 0, op, "From looking at the nearby shop you determine that it trades in:"); 1053 new_draw_info (NDI_UNIQUE, 0, op, "From looking at the nearby shop you determine that it trades in:");
1054
1117 if (map->shopitems) 1055 if (map->shopitems)
1118 {
1119 for (i = 0; i < map->shopitems[0].index; i++) 1056 for (i = 0; i < map->shopitems[0].index; i++)
1057 if (map->shopitems[i].name && map->shopitems[i].strength > 10)
1120 { 1058 {
1121 if (map->shopitems[i].name && map->shopitems[i].strength > 10)
1122 {
1123 snprintf (tmp + pos, sizeof (tmp) - pos, "%s, ", map->shopitems[i].name_pl); 1059 snprintf (tmp + pos, sizeof (tmp) - pos, "%s, ", map->shopitems[i].name_pl);
1124 pos += strlen (tmp + pos); 1060 pos += strlen (tmp + pos);
1125 }
1126 } 1061 }
1127 } 1062
1128 if (!pos) 1063 if (!pos)
1129 strcat (tmp, "a little of everything."); 1064 strcat (tmp, "a little of everything.");
1130 1065
1131 /* format the string into a list */ 1066 /* format the string into a list */
1132 make_list_like (tmp); 1067 make_list_like (tmp);
1133 new_draw_info_format (NDI_UNIQUE, 0, op, "%s", tmp); 1068 new_draw_info_format (NDI_UNIQUE, 0, op, "%s", tmp);
1134 1069
1135 if (map->shopmax) 1070 if (map->shopmax)
1136 new_draw_info_format (NDI_UNIQUE, 0, op, "It won't trade for items above %s.", cost_string_from_value (map->shopmax, 0)); 1071 new_draw_info_format (NDI_UNIQUE, 0, op, "It won't trade for items above %s.", cost_string_from_value (map->shopmax, 0));
1072
1137 if (map->shopmin) 1073 if (map->shopmin)
1138 new_draw_info_format (NDI_UNIQUE, 0, op, "It won't trade in items worth less than %s.", cost_string_from_value (map->shopmin, 0)); 1074 new_draw_info_format (NDI_UNIQUE, 0, op, "It won't trade in items worth less than %s.", cost_string_from_value (map->shopmin, 0));
1075
1139 if (map->shopgreed) 1076 if (map->shopgreed)
1140 { 1077 {
1141 if (map->shopgreed > 2.0) 1078 if (map->shopgreed > 2.0)
1142 new_draw_info (NDI_UNIQUE, 0, op, "It tends to overcharge massively."); 1079 new_draw_info (NDI_UNIQUE, 0, op, "It tends to overcharge massively.");
1143 else if (map->shopgreed > 1.5) 1080 else if (map->shopgreed > 1.5)
… …
1145 else if (map->shopgreed > 1.1) 1082 else if (map->shopgreed > 1.1)
1146 new_draw_info (NDI_UNIQUE, 0, op, "It tends to overcharge slightly."); 1083 new_draw_info (NDI_UNIQUE, 0, op, "It tends to overcharge slightly.");
1147 else if (map->shopgreed < 0.9) 1084 else if (map->shopgreed < 0.9)
1148 new_draw_info (NDI_UNIQUE, 0, op, "It tends to undercharge."); 1085 new_draw_info (NDI_UNIQUE, 0, op, "It tends to undercharge.");
1149 } 1086 }
1087
1150 if (map->shoprace) 1088 if (map->shoprace)
1151 { 1089 {
1152 opinion = shopkeeper_approval (map, op); 1090 opinion = shopkeeper_approval (map, op);
1153 if (opinion > 0.8) 1091 if (opinion > 0.8)
1154 new_draw_info (NDI_UNIQUE, 0, op, "You think the shopkeeper likes you."); 1092 new_draw_info (NDI_UNIQUE, 0, op, "You think the shopkeeper likes you.");
… …
1161 else 1099 else
1162 new_draw_info (NDI_UNIQUE, 0, op, "There is no shop nearby."); 1100 new_draw_info (NDI_UNIQUE, 0, op, "There is no shop nearby.");
1163 1101
1164 return 1; 1102 return 1;
1165} 1103}
1104
1166typedef struct shopinv 1105struct shopinv
1167{ 1106{
1168 char *item_sort; 1107 char *item_sort;
1169 char *item_real; 1108 char *item_real;
1170 uint16 type; 1109 uint16 type;
1171 uint32 nrof; 1110 uint32 nrof;
1172} shopinv; 1111};
1173 1112
1174/* There are a lot fo extra casts in here just to suppress warnings - it 1113/* There are a lot fo extra casts in here just to suppress warnings - it
1175 * makes it look uglier than it really it. 1114 * makes it look uglier than it really it.
1176 * The format of the strings we get is type:name. So we first want to 1115 * The format of the strings we get is type:name. So we first want to
1177 * sort by type (numerical) - if the same type, then sort by name. 1116 * sort by type (numerical) - if the same type, then sort by name.
… …
1183 1122
1184 if (s1->type < s2->type) 1123 if (s1->type < s2->type)
1185 return -1; 1124 return -1;
1186 if (s1->type > s2->type) 1125 if (s1->type > s2->type)
1187 return 1; 1126 return 1;
1127
1188 /* the type is the same (what atoi gets), so do a strcasecmp to sort 1128 /* the type is the same (what atoi gets), so do a strcasecmp to sort
1189 * via alphabetical order 1129 * via alphabetical order
1190 */ 1130 */
1191 return strcasecmp (s1->item_sort, s2->item_sort); 1131 return strcasecmp (s1->item_sort, s2->item_sort);
1192} 1132}
… …
1219 case RING: 1159 case RING:
1220 case AMULET: 1160 case AMULET:
1221 case BRACERS: 1161 case BRACERS:
1222 case GIRDLE: 1162 case GIRDLE:
1223 sprintf (buf, "%s %s", query_base_name (tmp, 0), describe_item (tmp, NULL)); 1163 sprintf (buf, "%s %s", query_base_name (tmp, 0), describe_item (tmp, NULL));
1224 items[*numitems].item_sort = strdup_local (buf); 1164 items[*numitems].item_sort = strdup (buf);
1225 sprintf (buf, "%s %s", query_name (tmp), describe_item (tmp, NULL)); 1165 sprintf (buf, "%s %s", query_name (tmp), describe_item (tmp, NULL));
1226 items[*numitems].item_real = strdup_local (buf); 1166 items[*numitems].item_real = strdup (buf);
1227 (*numitems)++; 1167 (*numitems)++;
1228 break; 1168 break;
1229#endif 1169#endif
1230 1170
1231 default: 1171 default:
1232 items[*numitems].item_sort = strdup_local (query_base_name (tmp, 0)); 1172 items[*numitems].item_sort = strdup (query_base_name (tmp, 0));
1233 items[*numitems].item_real = strdup_local (query_base_name (tmp, 1)); 1173 items[*numitems].item_real = strdup (query_base_name (tmp, 1));
1234 (*numitems)++; 1174 (*numitems)++;
1235 break; 1175 break;
1236 } 1176 }
1237 SET_FLAG (tmp, FLAG_UNPAID); 1177 SET_FLAG (tmp, FLAG_UNPAID);
1238} 1178}
1239 1179
1240void 1180void
1241shop_listing (object *op) 1181shop_listing (object *sign, object *op)
1242{ 1182{
1243 int i, j, numitems = 0, numallocated = 0, nx, ny; 1183 int i, j, numitems = 0, numallocated = 0, x1, x2, y1, y2;
1244 char *map_mark = (char *) calloc (MAGIC_MAP_SIZE * MAGIC_MAP_SIZE, 1); 1184 const char *shop_coords = get_ob_key_value (sign, "shop_coords");
1245 object *stack; 1185 object *stack;
1246 shopinv *items; 1186 shopinv *items;
1247 1187
1248 /* Should never happen, but just in case a monster does apply a sign */ 1188 /* Should never happen, but just in case a monster does apply a sign */
1249 if (op->type != PLAYER) 1189 if (op->type != PLAYER)
1250 return; 1190 return;
1251 1191
1252 new_draw_info (NDI_UNIQUE, 0, op, "\nThe shop contains:"); 1192 if (!(shop_coords && sscanf (shop_coords, "%d,%d,%d,%d", &x1, &y1, &x2, &y2)))
1193 {
1194 x1 = 0;
1195 y1 = 0;
1196 x2 = op->map->width - 1;
1197 y2 = op->map->height - 1;
1198 }
1253 1199
1254 magic_mapping_mark (op, map_mark, 3);
1255 items = (shopinv *) malloc (40 * sizeof (shopinv)); 1200 items = (shopinv *) malloc (40 * sizeof (shopinv));
1256 numallocated = 40; 1201 numallocated = 40;
1257 1202
1258 /* Find all the appropriate items */ 1203 /* Find all the appropriate items */
1259 for (i = 0; i < MAP_WIDTH (op->map); i++) 1204 for (i = x1; i <= x2; i++)
1260 { 1205 {
1261 for (j = 0; j < MAP_HEIGHT (op->map); j++) 1206 for (j = y1; j < y2; j++)
1262 {
1263 /* magic map code now centers the map on the object at MAGIC_MAP_HALF.
1264 * 1207 {
1265 */ 1208 if (is_in_shop (op->map, i, j))
1266 nx = i - op->x + MAGIC_MAP_HALF;
1267 ny = j - op->y + MAGIC_MAP_HALF;
1268 /* unlikely, but really big shops could run into this issue */
1269 if (nx < 0 || ny < 0 || nx > MAGIC_MAP_SIZE || ny > MAGIC_MAP_SIZE)
1270 continue;
1271
1272 if (map_mark[nx + MAGIC_MAP_SIZE * ny] & FACE_FLOOR)
1273 { 1209 {
1274 stack = get_map_ob (op->map, i, j); 1210 stack = GET_MAP_OB (op->map, i, j);
1275 1211
1276 while (stack) 1212 while (stack)
1277 { 1213 {
1278 if (QUERY_FLAG (stack, FLAG_UNPAID)) 1214 if (QUERY_FLAG (stack, FLAG_UNPAID))
1279 { 1215 {
1280 if (numitems == numallocated) 1216 if (numitems == numallocated)
1281 { 1217 {
1282 items = (shopinv *) realloc (items, sizeof (shopinv) * (numallocated + 10)); 1218 items = (shopinv *) realloc (items, sizeof (shopinv) * (numallocated + 10));
1283 numallocated += 10; 1219 numallocated += 10;
1284 } 1220 }
1221
1285 add_shop_item (stack, items, &numitems, &numallocated); 1222 add_shop_item (stack, items, &numitems, &numallocated);
1286 } 1223 }
1224
1287 stack = stack->above; 1225 stack = stack->above;
1288 } 1226 }
1289 } 1227 }
1290 } 1228 }
1291 } 1229 }
1292 free (map_mark); 1230
1293 if (numitems == 0) 1231 if (numitems == 0)
1294 { 1232 {
1295 new_draw_info (NDI_UNIQUE, 0, op, "The shop is currently empty.\n"); 1233 new_draw_info (NDI_UNIQUE, 0, op, "The shop is currently empty.\n");
1296 free (items); 1234 free (items);
1297 return; 1235 return;
1298 } 1236 }
1237
1299 qsort (items, numitems, sizeof (shopinv), (int (*)(const void *, const void *)) shop_sort); 1238 qsort (items, numitems, sizeof (shopinv), (int (*)(const void *, const void *)) shop_sort);
1239
1240 new_draw_info (NDI_UNIQUE, 0, op, "\nThe shop contains:");
1300 1241
1301 for (i = 0; i < numitems; i++) 1242 for (i = 0; i < numitems; i++)
1302 { 1243 {
1303 /* Collapse items of the same name together */ 1244 /* Collapse items of the same name together */
1304 if ((i + 1) < numitems && !strcmp (items[i].item_real, items[i + 1].item_real)) 1245 if ((i + 1) < numitems && !strcmp (items[i].item_real, items[i + 1].item_real))
… …
1313 items[i].nrof ? items[i].nrof : 1, items[i].nrof == 1 ? items[i].item_sort : items[i].item_real); 1254 items[i].nrof ? items[i].nrof : 1, items[i].nrof == 1 ? items[i].item_sort : items[i].item_real);
1314 free (items[i].item_sort); 1255 free (items[i].item_sort);
1315 free (items[i].item_real); 1256 free (items[i].item_real);
1316 } 1257 }
1317 } 1258 }
1259
1318 free (items); 1260 free (items);
1319} 1261}
1320 1262
1321/* elmex: this function checks whether the object is in a shop */ 1263/* elmex: this function checks whether the object is in a shop */
1322bool 1264bool
… …
1328 return is_in_shop (o->map, o->x, o->y); 1270 return is_in_shop (o->map, o->x, o->y);
1329} 1271}
1330 1272
1331/* elmex: this function checks whether we are in a shop or not */ 1273/* elmex: this function checks whether we are in a shop or not */
1332bool 1274bool
1333is_in_shop (mapstruct *map, int x, int y) 1275is_in_shop (maptile *map, int x, int y)
1334{ 1276{
1335 for (object *floor = get_map_ob (map, x, y); floor; floor = floor->above) 1277 for (object *floor = GET_MAP_OB (map, x, y); floor; floor = floor->above)
1336 if (floor->type == SHOP_FLOOR) 1278 if (floor->type == SHOP_FLOOR)
1337 return true; 1279 return true;
1338 1280
1339 return false; 1281 return false;
1340} 1282}

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