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Comparing deliantra/server/server/apply.C (file contents):
Revision 1.38 by root, Tue Dec 12 22:37:05 2006 UTC vs.
Revision 1.246 by root, Tue Apr 6 03:53:33 2010 UTC

1/* 1/*
2 CrossFire, A Multiplayer game for X-windows 2 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
3 3 *
4 * Copyright (©) 2005,2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
4 Copyright (C) 2001 Mark Wedel & Crossfire Development Team 5 * Copyright (©) 2001 Mark Wedel & Crossfire Development Team
5 Copyright (C) 1992 Frank Tore Johansen 6 * Copyright (©) 1992 Frank Tore Johansen
6 7 *
7 This program is free software; you can redistribute it and/or modify 8 * Deliantra is free software: you can redistribute it and/or modify it under
8 it under the terms of the GNU General Public License as published by 9 * the terms of the Affero GNU General Public License as published by the
9 the Free Software Foundation; either version 2 of the License, or 10 * Free Software Foundation, either version 3 of the License, or (at your
10 (at your option) any later version. 11 * option) any later version.
11 12 *
12 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,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details. 16 * GNU General Public License for more details.
16 17 *
17 You should have received a copy of the GNU General Public License 18 * You should have received a copy of the Affero GNU General Public License
18 along with this program; if not, write to the Free Software 19 * and the GNU General Public License along with this program. If not, see
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * <http://www.gnu.org/licenses/>.
20 21 *
21 The authors can be reached via e-mail to <crossfire@schmorp.de> 22 * The authors can be reached via e-mail to <support@deliantra.net>
22*/ 23 */
24
25#include <cmath>
23 26
24#include <global.h> 27#include <global.h>
25#include <living.h> 28#include <living.h>
26#include <spells.h> 29#include <spells.h>
27#include <skills.h> 30#include <skills.h>
28#include <tod.h> 31#include <tod.h>
29 32
30#ifndef __CEXTRACT__
31# include <sproto.h> 33#include <sproto.h>
32#endif
33 34
34/* Want this regardless of rplay. */ 35typedef bitset<NUM_TYPES> types_t;
35#include <sounds.h>
36 36
37/* need math lib for double-precision and pow() in dragon_eat_flesh() */ 37// these must be in the inventory before they can be applied
38#include <math.h>
39 38
40/** 39static const struct may_attempt_inv : types_t
41 * Check if op should abort moving victim because of it's race or slaying.
42 * Returns 1 if it should abort, returns 0 if it should continue.
43 */
44int
45should_director_abort (object *op, object *victim)
46{ 40{
47 int arch_flag, name_flag, race_flag; 41 may_attempt_inv ()
48
49 /* Get flags to determine what of arch, name, and race should be checked.
50 * This is stored in subtype, and is a bitmask, the LSB is the arch flag,
51 * the next is the name flag, and the last is the race flag. Also note,
52 * if subtype is set to zero, that also goes to defaults of all affecting
53 * it. Examples:
54 * subtype 1: only arch
55 * subtype 3: arch or name
56 * subtype 5: arch or race
57 * subtype 7: all three
58 */
59 if (op->subtype)
60 { 42 {
61 arch_flag = (op->subtype & 1); 43 set (WEAPON);
62 name_flag = (op->subtype & 2); 44 set (ARMOUR);
63 race_flag = (op->subtype & 4); 45 set (BOOTS);
46 set (GLOVES);
47 set (AMULET);
48 set (GIRDLE);
49 set (BRACERS);
50 set (SHIELD);
51 set (HELMET);
52 set (RING);
53 set (CLOAK);
54 set (WAND);
55 set (ROD);
56 set (HORN);
57 set (SKILL);
58 set (SPELL);
59 set (BOW);
60 set (RANGED);
61 set (BUILDER);
62 set (SKILL_TOOL);
64 } 63 }
65 else 64} may_attempt_inv;
65
66// these only make sense for the player
67
68static const struct may_attempt_player : types_t
69{
70 may_attempt_player ()
66 { 71 {
67 arch_flag = 1; 72 set (EXIT);
68 name_flag = 1; 73 set (BOOK);
69 race_flag = 1; 74 set (SKILLSCROLL);
75 set (SPELLBOOK);
76 set (TREASURE);
77 set (SAVEBED);
78 set (ARMOUR_IMPROVER);
79 set (WEAPON_IMPROVER);
80 set (CLOCK);
81 set (MENU);
82 set (LIGHTER); /* for lighting torches/lanterns/etc */
83 set (INSCRIBABLE);
84 set (SIGN);
85 set (BOOK);
70 } 86 }
71 /* If the director has race set, only affect objects with a arch, 87} may_attempt_player;
72 * name or race that matches. 88
73 */ 89// applying these _can_ be attempted, others cannot
74 if ((op->race) && 90// be applied at all. used by e.g. apply below.
75 ((!(victim->arch && arch_flag && victim->arch->name) || strcmp (op->race, victim->arch->name))) && 91
76 ((!(victim->name && name_flag) || strcmp (op->race, victim->name))) && 92static const struct may_attempt : types_t
77 ((!(victim->race && race_flag) || strcmp (op->race, victim->race)))) 93{
94 may_attempt ()
95 : types_t ((types_t)may_attempt_player | (types_t)may_attempt_inv)
78 { 96 {
79 return 1; 97 set (T_HANDLE);
98 set (TRIGGER);
99 set (SCROLL);
100 set (POTION);
101 set (CLOSE_CON);
102 set (CONTAINER);
103 set (LAMP);
104 set (TORCH);
105 set (DRINK);
106 set (FOOD);
107 set (FLESH);
108 set (POISON);
109 set (POWER_CRYSTAL);
110 set (ITEM_TRANSFORMER);
80 } 111 }
81 /* If the director has slaying set, only affect objects where none 112} may_attempt;
82 * of arch, name, or race match.
83 */
84 if ((op->slaying) && (((victim->arch && arch_flag && victim->arch->name && !strcmp (op->slaying, victim->arch->name))) ||
85 ((victim->name && name_flag && !strcmp (op->slaying, victim->name))) ||
86 ((victim->race && race_flag && !strcmp (op->slaying, victim->race)))))
87 {
88 return 1;
89 }
90 return 0;
91}
92
93/**
94 * This handles a player dropping money on an altar to identify stuff.
95 * It'll identify marked item, if none all items up to dropped money.
96 * Return value: 1 if money was destroyed, 0 if not.
97 */
98static int
99apply_id_altar (object *money, object *altar, object *pl)
100{
101 object *id, *marked;
102 int success = 0;
103
104 if (pl == NULL || pl->type != PLAYER)
105 return 0;
106
107 /* Check for MONEY type is a special hack - it prevents 'nothing needs
108 * identifying' from being printed out more than it needs to be.
109 */
110 if (!check_altar_sacrifice (altar, money) || money->type != MONEY)
111 return 0;
112
113 marked = find_marked_object (pl);
114 /* if the player has a marked item, identify that if it needs to be
115 * identified. IF it doesn't, then go through the player inventory.
116 */
117 if (marked && !QUERY_FLAG (marked, FLAG_IDENTIFIED) && need_identify (marked))
118 {
119 if (operate_altar (altar, &money))
120 {
121 identify (marked);
122 new_draw_info_format (NDI_UNIQUE, 0, pl, "You have %s.", long_desc (marked, pl));
123 if (marked->msg)
124 {
125 new_draw_info (NDI_UNIQUE, 0, pl, "The item has a story:");
126 new_draw_info (NDI_UNIQUE, 0, pl, marked->msg);
127 }
128 return money == NULL;
129 }
130 }
131
132 for (id = pl->inv; id; id = id->below)
133 {
134 if (!QUERY_FLAG (id, FLAG_IDENTIFIED) && !id->invisible && need_identify (id))
135 {
136 if (operate_altar (altar, &money))
137 {
138 identify (id);
139 new_draw_info_format (NDI_UNIQUE, 0, pl, "You have %s.", long_desc (id, pl));
140 if (id->msg)
141 {
142 new_draw_info (NDI_UNIQUE, 0, pl, "The item has a story:");
143 new_draw_info (NDI_UNIQUE, 0, pl, id->msg);
144 }
145 success = 1;
146 /* If no more money, might as well quit now */
147 if (money == NULL || !check_altar_sacrifice (altar, money))
148 break;
149 }
150 else
151 {
152 LOG (llevError, "check_id_altar: Couldn't do sacrifice when we should have been able to\n");
153 break;
154 }
155 }
156 }
157 if (!success)
158 new_draw_info (NDI_UNIQUE, 0, pl, "You have nothing that needs identifying");
159 return money == NULL;
160}
161
162/**
163 * This checks whether the object has a "on_use_yield" field, and if so generated and drops
164 * matching item.
165 **/
166static void
167handle_apply_yield (object *tmp)
168{
169 const char *yield;
170
171 yield = get_ob_key_value (tmp, "on_use_yield");
172 if (yield != NULL)
173 {
174 object *drop = get_archetype (yield);
175
176 if (tmp->env)
177 {
178 drop = insert_ob_in_ob (drop, tmp->env);
179 if (tmp->env->type == PLAYER)
180 esrv_send_item (tmp->env, drop);
181 }
182 else
183 {
184 drop->x = tmp->x;
185 drop->y = tmp->y;
186 insert_ob_in_map (drop, tmp->map, tmp, INS_BELOW_ORIGINATOR);
187 }
188 }
189}
190
191/**
192 * Handles applying a potion.
193 */
194int
195apply_potion (object *op, object *tmp)
196{
197 int got_one = 0, i;
198 object *force = 0, *floor = 0;
199
200 floor = get_map_ob (op->map, op->x, op->y);
201
202 if (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_SAFE)
203 {
204 if (op->type == PLAYER)
205 new_draw_info (NDI_UNIQUE, 0, op, "Gods prevent you from using this here, it's sacred ground!");
206 CLEAR_FLAG (tmp, FLAG_APPLIED);
207 return 0;
208 }
209
210 if (op->type == PLAYER)
211 if (!QUERY_FLAG (tmp, FLAG_IDENTIFIED))
212 identify (tmp);
213
214 handle_apply_yield (tmp);
215
216 /* Potion of restoration - only for players */
217 if (op->type == PLAYER && (tmp->attacktype & AT_DEPLETE))
218 {
219 object *depl;
220 archetype *at;
221
222 if (QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED))
223 {
224 drain_stat (op);
225 fix_player (op);
226 decrease_ob (tmp);
227 return 1;
228 }
229
230 if ((at = archetype::find (ARCH_DEPLETION)) == NULL)
231 {
232 LOG (llevError, "Could not find archetype depletion\n");
233 return 0;
234 }
235 depl = present_arch_in_ob (at, op);
236
237 if (depl != NULL)
238 {
239 for (i = 0; i < NUM_STATS; i++)
240 if (get_attr_value (&depl->stats, i))
241 new_draw_info (NDI_UNIQUE, 0, op, restore_msg[i]);
242
243 depl->destroy ();
244 fix_player (op);
245 }
246 else
247 new_draw_info (NDI_UNIQUE, 0, op, "You potion had no effect.");
248
249 decrease_ob (tmp);
250 return 1;
251 }
252
253 /* improvement potion - only for players */
254 if (op->type == PLAYER && tmp->attacktype & AT_GODPOWER)
255 {
256 for (i = 1; i < MIN (11, op->level); i++)
257 {
258 if (QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED))
259 {
260 if (op->contr->levhp[i] != 1)
261 {
262 op->contr->levhp[i] = 1;
263 break;
264 }
265 if (op->contr->levsp[i] != 1)
266 {
267 op->contr->levsp[i] = 1;
268 break;
269 }
270 if (op->contr->levgrace[i] != 1)
271 {
272 op->contr->levgrace[i] = 1;
273 break;
274 }
275 }
276 else
277 {
278 if (op->contr->levhp[i] < 9)
279 {
280 op->contr->levhp[i] = 9;
281 break;
282 }
283 if (op->contr->levsp[i] < 6)
284 {
285 op->contr->levsp[i] = 6;
286 break;
287 }
288 if (op->contr->levgrace[i] < 3)
289 {
290 op->contr->levgrace[i] = 3;
291 break;
292 }
293 }
294 }
295
296 /* Just makes checking easier */
297 if (i < MIN (11, op->level))
298 got_one = 1;
299
300 if (!QUERY_FLAG (tmp, FLAG_CURSED) && !QUERY_FLAG (tmp, FLAG_DAMNED))
301 {
302 if (got_one)
303 {
304 fix_player (op);
305 new_draw_info (NDI_UNIQUE, 0, op, "The Gods smile upon you and remake you");
306 new_draw_info (NDI_UNIQUE, 0, op, "a little more in their image.");
307 new_draw_info (NDI_UNIQUE, 0, op, "You feel a little more perfect.");
308 }
309 else
310 new_draw_info (NDI_UNIQUE, 0, op, "The potion had no effect - you are already perfect");
311 }
312 else
313 { /* cursed potion */
314 if (got_one)
315 {
316 fix_player (op);
317 new_draw_info (NDI_UNIQUE, 0, op, "The Gods are angry and punish you.");
318 }
319 else
320 new_draw_info (NDI_UNIQUE, 0, op, "You are fortunate that you are so pathetic.");
321 }
322
323 decrease_ob (tmp);
324 return 1;
325 }
326
327
328 /* A potion that casts a spell. Healing, restore spellpoint (power potion)
329 * and heroism all fit into this category. Given the spell object code,
330 * there is no limit to the number of spells that potions can be cast,
331 * but direction is problematic to try and imbue fireball potions for example.
332 */
333 if (tmp->inv)
334 {
335 if (QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED))
336 {
337 object *fball;
338
339 new_draw_info (NDI_UNIQUE, 0, op, "Yech! Your lungs are on fire!");
340 /* Explodes a fireball centered at player */
341 fball = get_archetype (EXPLODING_FIREBALL);
342 fball->dam_modifier = random_roll (1, op->level, op, PREFER_LOW) / 5 + 1;
343 fball->stats.maxhp = random_roll (1, op->level, op, PREFER_LOW) / 10 + 2;
344 fball->x = op->x;
345 fball->y = op->y;
346 insert_ob_in_map (fball, op->map, NULL, 0);
347 }
348 else
349 cast_spell (op, tmp, op->facing, tmp->inv, NULL);
350
351 decrease_ob (tmp);
352 /* if youre dead, no point in doing this... */
353 if (!QUERY_FLAG (op, FLAG_REMOVED))
354 fix_player (op);
355 return 1;
356 }
357
358 /* Deal with protection potions */
359 force = NULL;
360 for (i = 0; i < NROFATTACKS; i++)
361 {
362 if (tmp->resist[i])
363 {
364 if (!force)
365 force = get_archetype (FORCE_NAME);
366 memcpy (force->resist, tmp->resist, sizeof (tmp->resist));
367 force->type = POTION_EFFECT;
368 break; /* Only need to find one protection since we copy entire batch */
369 }
370 }
371 /* This is a protection potion */
372 if (force)
373 {
374 /* cursed items last longer */
375 if (QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED))
376 {
377 force->stats.food *= 10;
378 for (i = 0; i < NROFATTACKS; i++)
379 if (force->resist[i] > 0)
380 force->resist[i] = -force->resist[i]; /* prot => vuln */
381 }
382 force->speed_left = -1;
383 force = insert_ob_in_ob (force, op);
384 CLEAR_FLAG (tmp, FLAG_APPLIED);
385 SET_FLAG (force, FLAG_APPLIED);
386 change_abil (op, force);
387 decrease_ob (tmp);
388 return 1;
389 }
390
391 /* Only thing left are the stat potions */
392 if (op->type == PLAYER)
393 { /* only for players */
394 if ((QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED)) && tmp->value != 0)
395 CLEAR_FLAG (tmp, FLAG_APPLIED);
396 else
397 SET_FLAG (tmp, FLAG_APPLIED);
398 if (!change_abil (op, tmp))
399 new_draw_info (NDI_UNIQUE, 0, op, "Nothing happened.");
400 }
401
402 /* CLEAR_FLAG is so that if the character has other potions
403 * that were grouped with the one consumed, his
404 * stat will not be raised by them. fix_player just clears
405 * up all the stats.
406 */
407 CLEAR_FLAG (tmp, FLAG_APPLIED);
408 fix_player (op);
409 decrease_ob (tmp);
410 return 1;
411}
412 113
413/**************************************************************************** 114/****************************************************************************
414 * Weapon improvement code follows 115 * Weapon improvement code follows
415 ****************************************************************************/ 116 ****************************************************************************/
416 117
417/** 118/**
119 * This function just checks whether who can handle equipping an item
120 * with item_power.
121 */
122static bool
123check_item_power (object *who, int item_power)
124{
125 if (who->type == PLAYER
126 && item_power
127 && item_power + who->contr->item_power > settings.item_power_factor * who->level)
128 return false;
129 else
130 return true;
131}
132
133/**
418 * This returns the sum of nrof of item (arch name). 134 * This returns the sum of nrof of item (arch name).
419 */ 135 */
420static int 136static int
421check_item (object *op, const char *item) 137check_item (object *op, shstr_cmp item)
422{ 138{
423 int count = 0; 139 int count = 0;
424 140
425 141 if (!item)
426 if (item == NULL)
427 return 0; 142 return 0;
428 op = op->below; 143
429 while (op != NULL) 144 for (op = op->below; op; op = op->below)
430 { 145 if (op->arch->archname == item)
431 if (strcmp (op->arch->name, item) == 0)
432 {
433 if (!QUERY_FLAG (op, FLAG_CURSED) && !QUERY_FLAG (op, FLAG_DAMNED) 146 if (!QUERY_FLAG (op, FLAG_CURSED) && !QUERY_FLAG (op, FLAG_DAMNED)
434 /* Loophole bug? -FD- */ && !QUERY_FLAG (op, FLAG_UNPAID)) 147 && /* Loophole bug? -FD- */ !QUERY_FLAG (op, FLAG_UNPAID))
435 {
436 if (op->nrof == 0) /* this is necessary for artifact sacrifices --FD-- */
437 count++;
438 else
439 count += op->nrof; 148 count += op->number_of ();
440 } 149
441 }
442 op = op->below;
443 }
444 return count; 150 return count;
445} 151}
446 152
447/** 153/**
448 * This removes 'nrof' of what item->slaying says to remove. 154 * This removes 'nrof' of what item->slaying says to remove.
449 * op is typically the player, which is only 155 * op is typically the player, which is only
450 * really used to determine what space to look at. 156 * really used to determine what space to look at.
451 * Modified to only eat 'nrof' of objects. 157 * Modified to only eat 'nrof' of objects.
452 */ 158 */
453static void 159static void
454eat_item (object *op, const char *item, uint32 nrof) 160eat_item (object *op, shstr_cmp item, uint32 nrof)
455{ 161{
456 object *prev; 162 object *prev;
457 163
458 prev = op; 164 prev = op;
459 op = op->below; 165 op = op->below;
460 166
461 while (op != NULL) 167 while (op)
462 { 168 {
463 if (strcmp (op->arch->name, item) == 0) 169 if (op->arch->archname == item)
464 { 170 {
465 if (op->nrof >= nrof) 171 if (op->nrof >= nrof)
466 { 172 {
467 decrease_ob_nr (op, nrof); 173 op->decrease (nrof);
468 return; 174 return;
469 } 175 }
470 else 176 else
471 { 177 {
472 decrease_ob_nr (op, op->nrof); 178 op->decrease (nrof);
473 nrof -= op->nrof; 179 nrof -= op->nrof;
474 } 180 }
181
475 op = prev; 182 op = prev;
476 } 183 }
184
477 prev = op; 185 prev = op;
478 op = op->below; 186 op = op->below;
479 } 187 }
480} 188}
481 189
482/** 190/**
483 * This checks to see of the player (who) is sufficient level to use a weapon
484 * with improvs improvements (typically last_eat). We take an int here
485 * instead of the object so that the improvement code can pass along the
486 * increased value to see if the object is usuable.
487 * we return 1 (true) if the player can use the weapon.
488 */
489static int
490check_weapon_power (const object *who, int improvs)
491{
492
493/* Old code is below (commented out). Basically, since weapons are the only
494 * object players really have any control to improve, it's a bit harsh to
495 * require high level in some combat skill, so we just use overall level.
496 */
497#if 1
498 if (((who->level / 5) + 5) >= improvs)
499 return 1;
500 else
501 return 0;
502
503#else
504 int level = 0;
505
506 /* The skill system hands out wc and dam bonuses to fighters
507 * more generously than the old system (see fix_player). Thus
508 * we need to curtail the power of player enchanted weapons.
509 * I changed this to 1 improvement per "fighter" level/5 -b.t.
510 * Note: Nothing should break by allowing this ratio to be different or
511 * using normal level - it is just a matter of play balance.
512 */
513 if (who->type == PLAYER)
514 {
515 object *wc_obj = NULL;
516
517 for (wc_obj = who->inv; wc_obj; wc_obj = wc_obj->below)
518 if (wc_obj->type == SKILL && IS_COMBAT_SKILL (wc_obj->subtype) && wc_obj->level > level)
519 level = wc_obj->level;
520
521 if (!level)
522 {
523 LOG (llevError, "Error: Player: %s lacks wc experience object\n", who->name);
524 level = who->level;
525 }
526 }
527 else
528 level = who->level;
529
530 return (improvs <= ((level / 5) + 5));
531#endif
532}
533
534/**
535 * Returns how many items of type improver->slaying there are under op. 191 * Returns how many items of type improver->slaying there are under op.
536 * Will display a message if none found, and 1 if improver->slaying is NULL. 192 * Will display a message if none found, and 1 if improver->slaying is NULL.
537 */ 193 */
538static int 194static int
539check_sacrifice (object *op, const object *improver) 195check_sacrifice (object *op, const object *improver)
540{ 196{
541 int count = 0; 197 int count = 0;
542 198
543 if (improver->slaying != NULL) 199 if (improver->slaying)
544 { 200 {
545 count = check_item (op, improver->slaying); 201 count = check_item (op, improver->slaying);
546 if (count < 1) 202 if (count < 1)
547 { 203 {
548 char buf[200];
549
550 sprintf (buf, "The gods want more %ss", &improver->slaying); 204 op->failmsg (format ("The gods want more %ss", &improver->slaying));
551 new_draw_info (NDI_UNIQUE, 0, op, buf);
552 return 0; 205 return 0;
553 } 206 }
554 } 207 }
555 else 208 else
556 count = 1; 209 count = 1;
… …
559} 212}
560 213
561/** 214/**
562 * Actually improves the weapon, and tells user. 215 * Actually improves the weapon, and tells user.
563 */ 216 */
564int 217static int
565improve_weapon_stat (object *op, object *improver, object *weapon, signed char *stat, int sacrifice_count, const char *statname) 218improve_weapon_stat (object *op, object *improver, object *weapon, sint8 &stat, int sacrifice_count, const char *statname)
566{ 219{
567
568 new_draw_info (NDI_UNIQUE, 0, op, "Your sacrifice was accepted.");
569 *stat += sacrifice_count; 220 stat += sacrifice_count;
570 weapon->last_eat++; 221 weapon->last_eat++;
571 new_draw_info_format (NDI_UNIQUE, 0, op, "Weapon's bonus to %s improved by %d", statname, sacrifice_count); 222 improver->decrease ();
572 decrease_ob (improver);
573 223
574 /* So it updates the players stats and the window */ 224 /* So it updates the players stats and the window */
575 fix_player (op); 225 op->update_stats ();
226
227 op->statusmsg (format (
228 "Your sacrifice was accepted.\n"
229 "Weapon's bonus to %s improved by %d.",
230 statname, sacrifice_count
231 ));
232
576 return 1; 233 return 1;
577} 234}
578 235
579/* Types of improvements, hidden in the sp field. */ 236/* Types of improvements, hidden in the sp field. */
580#define IMPROVE_PREPARE 1 237#define IMPROVE_PREPARE 1
581#define IMPROVE_DAMAGE 2 238#define IMPROVE_DAMAGE 2
582#define IMPROVE_WEIGHT 3 239#define IMPROVE_WEIGHT 3
583#define IMPROVE_ENCHANT 4 240#define IMPROVE_ENCHANT 4
584#define IMPROVE_STR 5 241#define IMPROVE_STR 5
585#define IMPROVE_DEX 6 242#define IMPROVE_DEX 6
586#define IMPROVE_CON 7 243#define IMPROVE_CON 7
587#define IMPROVE_WIS 8 244#define IMPROVE_WIS 8
588#define IMPROVE_CHA 9 245#define IMPROVE_CHA 9
589#define IMPROVE_INT 10 246#define IMPROVE_INT 10
590#define IMPROVE_POW 11 247#define IMPROVE_POW 11
591
592 248
593/** 249/**
594 * This does the prepare weapon scroll. 250 * This does the prepare weapon scroll.
595 * Checks for sacrifice, and so on. 251 * Checks for sacrifice, and so on.
596 */ 252 */
597 253static int
598int
599prepare_weapon (object *op, object *improver, object *weapon) 254prepare_weapon (object *op, object *improver, object *weapon)
600{ 255{
601 int sacrifice_count, i; 256 int sacrifice_count, i;
602 char buf[MAX_BUF]; 257 char buf[MAX_BUF];
603 258
604 if (weapon->level != 0) 259 if (weapon->level != 0)
605 { 260 {
606 new_draw_info (NDI_UNIQUE, 0, op, "Weapon already prepared."); 261 op->failmsg ("Weapon is already prepared!");
607 return 0; 262 return 0;
608 } 263 }
264
609 for (i = 0; i < NROFATTACKS; i++) 265 for (i = 0; i < NROFATTACKS; i++)
610 if (weapon->resist[i]) 266 if (weapon->resist[i])
611 break; 267 break;
612 268
613 /* If we break out, i will be less than nrofattacks, preventing 269 /* If we break out, i will be less than nrofattacks, preventing
… …
616 if (i < NROFATTACKS || weapon->stats.hp || /* regeneration */ 272 if (i < NROFATTACKS || weapon->stats.hp || /* regeneration */
617 (weapon->stats.sp && weapon->type == WEAPON) || /* sp regeneration */ 273 (weapon->stats.sp && weapon->type == WEAPON) || /* sp regeneration */
618 weapon->stats.exp || /* speed */ 274 weapon->stats.exp || /* speed */
619 weapon->stats.ac) /* AC - only taifu's I think */ 275 weapon->stats.ac) /* AC - only taifu's I think */
620 { 276 {
621 new_draw_info (NDI_UNIQUE, 0, op, "Cannot prepare magic weapons."); 277 op->failmsg ("You cannot prepare magic weapons. "
278 "H<A weapon is considered magical if it changes regeneration, "
279 "speed or ac, or has other protections.>");
622 return 0; 280 return 0;
623 } 281 }
282
624 sacrifice_count = check_sacrifice (op, improver); 283 sacrifice_count = check_sacrifice (op, improver);
625 if (sacrifice_count <= 0) 284 if (sacrifice_count <= 0)
626 return 0; 285 return 0;
286
627 weapon->level = isqrt (sacrifice_count); 287 weapon->level = isqrt (sacrifice_count);
628 new_draw_info (NDI_UNIQUE, 0, op, "Your sacrifice was accepted.");
629 eat_item (op, improver->slaying, sacrifice_count); 288 eat_item (op, improver->slaying, sacrifice_count);
630 289
631 new_draw_info_format (NDI_UNIQUE, 0, op, "Your *%s may be improved %d times.", &weapon->name, weapon->level); 290 op->statusmsg (format (
291 "Your sacrifice was accepted."
292 "Your *%s may be improved %d times.",
293 &weapon->name, weapon->level
294 ));
632 295
633 sprintf (buf, "%s's %s", &op->name, &weapon->name); 296 sprintf (buf, "%s's %s", &op->name, &weapon->name);
634 weapon->name = weapon->name_pl = buf; 297 weapon->name = weapon->name_pl = buf;
635 weapon->nrof = 0; /* prevents preparing n weapons in the same 298 weapon->nrof = 0; /* prevents preparing n weapons in the same
636 slot at once! */ 299 slot at once! */
637 decrease_ob (improver); 300 improver->decrease ();
638 weapon->last_eat = 0; 301 weapon->last_eat = 0;
639 return 1; 302 return 1;
640} 303}
641
642 304
643/** 305/**
644 * Does the dirty job for 'improve weapon' scroll, prepare or add something. 306 * Does the dirty job for 'improve weapon' scroll, prepare or add something.
645 * This is the new improve weapon code. 307 * This is the new improve weapon code.
646 * Returns 0 if it was not able to work for some reason. 308 * Returns 0 if it was not able to work for some reason.
… …
649 * 311 *
650 * We are hiding extra information about the weapon in the level and 312 * We are hiding extra information about the weapon in the level and
651 * last_eat numbers for an object. Hopefully this won't break anything ?? 313 * last_eat numbers for an object. Hopefully this won't break anything ??
652 * level == max improve last_eat == current improve 314 * level == max improve last_eat == current improve
653 */ 315 */
654int 316static int
655improve_weapon (object *op, object *improver, object *weapon) 317improve_weapon (object *op, object *improver, object *weapon)
656{ 318{
657 int sacrifice_count, sacrifice_needed = 0; 319 int sacrifice_count, sacrifice_needed = 0;
658 320
659 if (improver->stats.sp == IMPROVE_PREPARE) 321 if (improver->stats.sp == IMPROVE_PREPARE)
660 {
661 return prepare_weapon (op, improver, weapon); 322 return prepare_weapon (op, improver, weapon);
662 } 323
663 if (weapon->level == 0) 324 if (weapon->level == 0)
664 { 325 {
665 new_draw_info (NDI_UNIQUE, 0, op, "This weapon has not been prepared."); 326 op->failmsg (
327 "This weapon has not been prepared."
328 " H<You first have to prepare a weapon with a prepare weapon scroll.>");
666 return 0; 329 return 0;
667 } 330 }
668 if (weapon->level == weapon->last_eat && weapon->item_power >= 100) 331
332 if (weapon->last_eat >= weapon->level // improvements used up
333 || weapon->item_power >= 100) // or item_power >= arbitrary limit of 100
669 { 334 {
670 new_draw_info (NDI_UNIQUE, 0, op, "This weapon cannot be improved any more."); 335 op->failmsg ("This weapon cannot be improved any more.");
671 return 0; 336 return 0;
672 } 337 }
673 if (QUERY_FLAG (weapon, FLAG_APPLIED) && !check_weapon_power (op, weapon->last_eat + 1)) 338
339 if (QUERY_FLAG (weapon, FLAG_APPLIED)
340 && !check_item_power (op, weapon->item_power + 1))
674 { 341 {
675 new_draw_info (NDI_UNIQUE, 0, op, "Improving the weapon will make it too"); 342 op->failmsg ("Improving the weapon will make it too "
676 new_draw_info (NDI_UNIQUE, 0, op, "powerful for you to use. Unready it if you"); 343 "powerful for you to use. Unready it if you "
677 new_draw_info (NDI_UNIQUE, 0, op, "really want to improve it."); 344 "really want to improve it.");
678 return 0; 345 return 0;
679 } 346 }
347
680 /* This just increases damage by 5 points, no matter what. No sacrifice 348 /* This just increases damage by 5 points, no matter what. No sacrifice
681 * is needed. Since stats.dam is now a 16 bit value and not 8 bit, 349 * is needed. Since stats.dam is now a 16 bit value and not 8 bit,
682 * don't put any maximum value on damage - the limit is how much the 350 * don't put any maximum value on damage - the limit is how much the
683 * weapon can be improved. 351 * weapon can be improved.
684 */ 352 */
685 if (improver->stats.sp == IMPROVE_DAMAGE) 353 if (improver->stats.sp == IMPROVE_DAMAGE)
686 { 354 {
687 weapon->stats.dam += 5; 355 weapon->stats.dam += 5;
688 weapon->weight += 5000; /* 5 KG's */ 356 weapon->weight += 5000; /* 5 KG's */
689 new_draw_info_format (NDI_UNIQUE, 0, op, "Damage has been increased by 5 to %d", weapon->stats.dam); 357 op->statusmsg (format ("Damage has been increased by 5 to %d.", weapon->stats.dam));
690 weapon->last_eat++; 358 weapon->last_eat++;
691 359
692 weapon->item_power++; 360 weapon->item_power++;
693 decrease_ob (improver); 361 improver->decrease ();
694 return 1; 362 return 1;
695 } 363 }
364
696 if (improver->stats.sp == IMPROVE_WEIGHT) 365 if (improver->stats.sp == IMPROVE_WEIGHT)
697 { 366 {
698 /* Reduce weight by 20% */ 367 /* Reduce weight by 20% */
699 weapon->weight = (weapon->weight * 8) / 10; 368 weapon->weight = (weapon->weight * 8) / 10;
700 if (weapon->weight < 1) 369 if (weapon->weight < 1)
701 weapon->weight = 1; 370 weapon->weight = 1;
371
702 new_draw_info_format (NDI_UNIQUE, 0, op, "Weapon weight reduced to %6.1f kg", (float) weapon->weight / 1000.0); 372 op->statusmsg (format ("Weapon weight reduced to %6.1fkg.", (float) weapon->weight / 1000.0));
703 weapon->last_eat++; 373 weapon->last_eat++;
704 weapon->item_power++; 374 weapon->item_power++;
705 decrease_ob (improver); 375 improver->decrease ();
706 return 1; 376 return 1;
707 } 377 }
378
708 if (improver->stats.sp == IMPROVE_ENCHANT) 379 if (improver->stats.sp == IMPROVE_ENCHANT)
709 { 380 {
710 weapon->magic++; 381 weapon->magic++;
711 weapon->last_eat++; 382 weapon->last_eat++;
712 new_draw_info_format (NDI_UNIQUE, 0, op, "Weapon magic increased to %d", weapon->magic); 383 op->statusmsg (format ("Weapon magic increased to %d.", weapon->magic));
713 decrease_ob (improver); 384 improver->decrease ();
714 weapon->item_power++; 385 weapon->item_power++;
715 return 1; 386 return 1;
716 } 387 }
717 388
718 sacrifice_needed = weapon->stats.Str + weapon->stats.Int + weapon->stats.Dex + 389 sacrifice_needed = weapon->stats.Str + weapon->stats.Int + weapon->stats.Dex +
… …
723 sacrifice_needed *= 2; 394 sacrifice_needed *= 2;
724 395
725 sacrifice_count = check_sacrifice (op, improver); 396 sacrifice_count = check_sacrifice (op, improver);
726 if (sacrifice_count < sacrifice_needed) 397 if (sacrifice_count < sacrifice_needed)
727 { 398 {
728 new_draw_info_format (NDI_UNIQUE, 0, op, "You need at least %d %s", sacrifice_needed, &improver->slaying); 399 op->failmsg (format ("You need at least %d %s.", sacrifice_needed, &improver->slaying));
729 return 0; 400 return 0;
730 } 401 }
402
731 eat_item (op, improver->slaying, sacrifice_needed); 403 eat_item (op, improver->slaying, sacrifice_needed);
732 weapon->item_power++; 404 weapon->item_power++;
733 405
734 switch (improver->stats.sp) 406 switch (improver->stats.sp)
735 { 407 {
736 case IMPROVE_STR:
737 return improve_weapon_stat (op, improver, weapon, (signed char *) &(weapon->stats.Str), 1, "strength"); 408 case IMPROVE_STR: return improve_weapon_stat (op, improver, weapon, weapon->stats.Str, 1, "strength");
738 case IMPROVE_DEX:
739 return improve_weapon_stat (op, improver, weapon, (signed char *) &(weapon->stats.Dex), 1, "dexterity"); 409 case IMPROVE_DEX: return improve_weapon_stat (op, improver, weapon, weapon->stats.Dex, 1, "dexterity");
740 case IMPROVE_CON:
741 return improve_weapon_stat (op, improver, weapon, (signed char *) &(weapon->stats.Con), 1, "constitution"); 410 case IMPROVE_CON: return improve_weapon_stat (op, improver, weapon, weapon->stats.Con, 1, "constitution");
742 case IMPROVE_WIS:
743 return improve_weapon_stat (op, improver, weapon, (signed char *) &(weapon->stats.Wis), 1, "wisdom"); 411 case IMPROVE_WIS: return improve_weapon_stat (op, improver, weapon, weapon->stats.Wis, 1, "wisdom");
744 case IMPROVE_CHA:
745 return improve_weapon_stat (op, improver, weapon, (signed char *) &(weapon->stats.Cha), 1, "charisma"); 412 case IMPROVE_CHA: return improve_weapon_stat (op, improver, weapon, weapon->stats.Cha, 1, "charisma");
746 case IMPROVE_INT:
747 return improve_weapon_stat (op, improver, weapon, (signed char *) &(weapon->stats.Int), 1, "intelligence"); 413 case IMPROVE_INT: return improve_weapon_stat (op, improver, weapon, weapon->stats.Int, 1, "intelligence");
748 case IMPROVE_POW:
749 return improve_weapon_stat (op, improver, weapon, (signed char *) &(weapon->stats.Pow), 1, "power"); 414 case IMPROVE_POW: return improve_weapon_stat (op, improver, weapon, weapon->stats.Pow, 1, "power");
750 default: 415 default:
751 new_draw_info (NDI_UNIQUE, 0, op, "Unknown improvement type."); 416 op->failmsg ("Unknown improvement type.");
752 } 417 }
418
753 LOG (llevError, "improve_weapon: Got to end of function\n"); 419 LOG (llevError, "improve_weapon: Got to end of function\n");
754 return 0; 420 return 0;
755} 421}
756 422
757/** 423/**
758 * Handles the applying of improve/prepare/enchant weapon scroll. 424 * Handles the applying of improve/prepare/enchant weapon scroll.
759 * Checks a few things (not on a non-magic square, marked weapon, ...), 425 * Checks a few things (not on a non-magic square, marked weapon, ...),
760 * then calls improve_weapon to do the dirty work. 426 * then calls improve_weapon to do the dirty work.
761 */ 427 */
762int 428static int
763check_improve_weapon (object *op, object *tmp) 429check_improve_weapon (object *op, object *tmp)
764{ 430{
765 object *otmp; 431 object *otmp;
766 432
767 if (op->type != PLAYER) 433 if (op->type != PLAYER)
768 return 0; 434 return 0;
435
769 if (!QUERY_FLAG (op, FLAG_WIZCAST) && (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_NO_MAGIC)) 436 if (!QUERY_FLAG (op, FLAG_WIZCAST) && (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_NO_MAGIC))
770 { 437 {
771 new_draw_info (NDI_UNIQUE, 0, op, "Something blocks the magic of the scroll."); 438 op->failmsg ("Something blocks the magic of the scroll!");
772 return 0; 439 return 0;
773 } 440 }
441
774 otmp = find_marked_object (op); 442 otmp = find_marked_object (op);
443
775 if (!otmp) 444 if (!otmp)
776 { 445 {
777 new_draw_info (NDI_UNIQUE, 0, op, "You need to mark a weapon object."); 446 op->failmsg ("You need to mark a weapon object. H<Use the mark command or the mark option from the item popup menu.>");
778 return 0; 447 return 0;
779 } 448 }
449
780 if (otmp->type != WEAPON && otmp->type != BOW) 450 if (otmp->type != WEAPON && otmp->type != BOW)
781 { 451 {
782 new_draw_info (NDI_UNIQUE, 0, op, "Marked item is not a weapon or bow"); 452 op->failmsg ("Marked item is not a weapon or bow!");
783 return 0; 453 return 0;
784 } 454 }
785 new_draw_info (NDI_UNIQUE, 0, op, "Applied weapon builder."); 455
456 op->statusmsg ("Applied weapon builder.");
457
786 improve_weapon (op, tmp, otmp); 458 improve_weapon (op, tmp, otmp);
787 esrv_send_item (op, otmp); 459 esrv_send_item (op, otmp);
788 return 1; 460 return 1;
789} 461}
790 462
… …
808 * the armour value of the piece of equipment exceed either 480 * the armour value of the piece of equipment exceed either
809 * the users level or 90) 481 * the users level or 90)
810 * Modified by MSW for partial resistance. Only support 482 * Modified by MSW for partial resistance. Only support
811 * changing of physical area right now. 483 * changing of physical area right now.
812 */ 484 */
813int 485static int
814improve_armour (object *op, object *improver, object *armour) 486improve_armour (object *op, object *improver, object *armour)
815{ 487{
816 object *tmp; 488 object *tmp;
817 489
818 if (armour->magic >= settings.armor_max_enchant) 490 if (armour->magic >= settings.armor_max_enchant)
819 { 491 {
820 new_draw_info (NDI_UNIQUE, 0, op, "This armour can not be enchanted any further."); 492 op->failmsg ("This armour can not be enchanted any further!");
821 return 0; 493 return 0;
822 } 494 }
495
823 /* Dealing with random artifact armor is a lot trickier (in terms of value, weight, 496 /* Dealing with random artifact armor is a lot trickier (in terms of value, weight,
824 * etc), so take the easy way out and don't worry about it. 497 * etc), so take the easy way out and don't worry about it.
825 * Note - maybe add scrolls which make the random artifact versions (eg, armour 498 * Note - maybe add scrolls which make the random artifact versions (eg, armour
826 * of gnarg and what not?) 499 * of gnarg and what not?)
827 */ 500 */
828 if (armour->title) 501 if (armour->title)
829 { 502 {
830 new_draw_info (NDI_UNIQUE, 0, op, "This armour will not accept further enchantment."); 503 op->failmsg ("This armour will not accept further enchantment.");
831 return 0; 504 return 0;
832 } 505 }
833 506
834 /* Split objects if needed. Can't insert tmp until the 507 /* Split objects if needed. Can't insert tmp until the
835 * end of this function - otherwise it will just re-merge. 508 * end of this function - otherwise it will just re-merge.
836 */ 509 */
837 if (armour->nrof > 1) 510 tmp = armour->nrof > 1 ? armour->split (armour->nrof - 1) : 0;
838 tmp = get_split_ob (armour, armour->nrof - 1);
839 else
840 tmp = NULL;
841 511
842 armour->magic++; 512 armour->magic++;
843 513
844 if (!settings.armor_speed_linear) 514 if (!settings.armor_speed_linear)
845 { 515 {
… …
850 { 520 {
851 base = base - (base * settings.armor_speed_improvement) / 100; 521 base = base - (base * settings.armor_speed_improvement) / 100;
852 pow++; 522 pow++;
853 } 523 }
854 524
855 ARMOUR_SPEED (armour) = (ARMOUR_SPEED (&armour->arch->clone) * base) / 100; 525 ARMOUR_SPEED (armour) = (ARMOUR_SPEED (armour->arch) * base) / 100;
856 } 526 }
857 else 527 else
858 ARMOUR_SPEED (armour) = (ARMOUR_SPEED (&armour->arch->clone) * (100 + armour->magic * settings.armor_speed_improvement)) / 100; 528 ARMOUR_SPEED (armour) = (ARMOUR_SPEED (armour->arch) * (100 + armour->magic * settings.armor_speed_improvement)) / 100;
859 529
860 if (!settings.armor_weight_linear) 530 if (!settings.armor_weight_linear)
861 { 531 {
862 int base = 100; 532 int base = 100;
863 int pow = 0; 533 int pow = 0;
… …
866 { 536 {
867 base = base - (base * settings.armor_weight_reduction) / 100; 537 base = base - (base * settings.armor_weight_reduction) / 100;
868 pow++; 538 pow++;
869 } 539 }
870 540
871 armour->weight = (armour->arch->clone.weight * base) / 100; 541 armour->weight = (armour->arch->weight * base) / 100;
872 } 542 }
873 else 543 else
874 armour->weight = (armour->arch->clone.weight * (100 - armour->magic * settings.armor_weight_reduction)) / 100; 544 armour->weight = (armour->arch->weight * (100 - armour->magic * settings.armor_weight_reduction)) / 100;
875 545
876 if (armour->weight <= 0) 546 if (armour->weight <= 0)
877 { 547 {
878 LOG (llevInfo, "Warning: enchanted armours can have negative weight\n."); 548 LOG (llevInfo, "Warning: enchanted armours can have negative weight\n.");
879 armour->weight = 1; 549 armour->weight = 1;
880 } 550 }
881 551
882 armour->item_power = get_power_from_ench (armour->arch->clone.item_power + armour->magic); 552 armour->item_power = get_power_from_ench (armour->arch->item_power + armour->magic);
883 553
884 if (op->type == PLAYER) 554 if (op->type == PLAYER)
885 { 555 {
886 esrv_send_item (op, armour); 556 esrv_send_item (op, armour);
557
887 if (QUERY_FLAG (armour, FLAG_APPLIED)) 558 if (QUERY_FLAG (armour, FLAG_APPLIED))
888 fix_player (op); 559 op->update_stats ();
889 } 560 }
890 decrease_ob (improver); 561
562 improver->decrease ();
563
891 if (tmp) 564 if (tmp)
892 { 565 op->insert (tmp);
893 insert_ob_in_ob (tmp, op); 566
894 esrv_send_item (op, tmp);
895 }
896 return 1; 567 return 1;
897} 568}
898
899 569
900/* 570/*
901 * convert_item() returns 1 if anything was converted, 0 if the item was not 571 * convert_item() returns 1 if anything was converted, 0 if the item was not
902 * what the converter wants, -1 if the converter is broken. 572 * what the converter wants, -1 if the converter is broken.
903 */ 573 *
904#define CONV_FROM(xyz) xyz->slaying
905#define CONV_TO(xyz) xyz->other_arch
906#define CONV_NR(xyz) xyz->stats.sp
907#define CONV_NEED(xyz) xyz->stats.food
908
909/* Takes one items and makes another. 574 * Takes one type of items and makes another.
910 * converter is the object that is doing the conversion. 575 * converter is the object that is doing the conversion.
911 * item is the object that triggered the converter - if it is not 576 * item is the object that triggered the converter - if it is not
912 * what the converter wants, this will not do anything. 577 * what the converter wants, this will not do anything.
913 */ 578 */
914int 579int
915convert_item (object *item, object *converter) 580convert_item (object *item, object *converter)
916{ 581{
917 int nr = 0; 582 sint64 nr = 0, price_in;
918 uint32 price_in; 583
584 if (item->flag [FLAG_UNPAID])
585 return 0;
586
587 shstr conv_from = converter->slaying;
588 archetype *conv_to = converter->other_arch;
589 sint64 need = converter->stats.food;
590 sint64 give = converter->stats.sp;
919 591
920 /* We make some assumptions - we assume if it takes money as it type, 592 /* We make some assumptions - we assume if it takes money as it type,
921 * it wants some amount. We don't make change (ie, if something costs 593 * it wants some amount. We don't make change (ie, if something costs
922 * 3 gp and player drops a platinum, tough luck) 594 * 3 gp and player drops a platinum, tough luck)
923 */ 595 */
924 if (!strcmp (CONV_FROM (converter), "money")) 596 if (conv_from == shstr_money)
925 { 597 {
926 int cost;
927
928 if (item->type != MONEY) 598 if (item->type != MONEY)
929 return 0; 599 return 0;
930 600
931 nr = (item->nrof * item->value) / CONV_NEED (converter); 601 nr = sint64 (item->nrof) * item->value / need;
932 if (!nr) 602 if (!nr)
933 return 0; 603 return 0;
934 cost = nr * CONV_NEED (converter) / item->value; 604
935 /* take into account rounding errors */ 605 converter->play_sound (sound_find ("shop_buy"));
936 if (nr * CONV_NEED (converter) % item->value) 606
937 cost++; 607 sint64 cost = (nr * need + item->value - 1) / item->value;
938 decrease_ob_nr (item, cost); 608
609 item->decrease (cost);
939 610
940 price_in = cost * item->value; 611 price_in = cost * item->value;
941 } 612 }
942 else 613 else
943 { 614 {
944 if (item->type == PLAYER || CONV_FROM (converter) != item->arch->name || 615 if (item->type == PLAYER
945 (CONV_NEED (converter) && CONV_NEED (converter) > (uint16) item->nrof)) 616 || conv_from != item->arch->archname
617 || (need && need > (uint16) item->nrof))
946 return 0; 618 return 0;
947 619
948 if (CONV_NEED (converter)) 620 converter->play_sound (sound_find ("convert_item"));
621
622 if (need)
949 { 623 {
950 nr = item->nrof / CONV_NEED (converter); 624 nr = sint64 (item->nrof) / need;
951 decrease_ob_nr (item, nr * CONV_NEED (converter)); 625 item->decrease (nr * need);
952 price_in = nr * CONV_NEED (converter) * item->value; 626 price_in = nr * need * item->value;
953 } 627 }
954 else 628 else
955 { 629 {
956 price_in = item->value; 630 price_in = item->value;
957 item->destroy (); 631 item->destroy ();
958 } 632 }
959 } 633 }
960 634
961 if (converter->inv != NULL) 635 if (converter->inv)
962 { 636 {
963 object *ob; 637 object *ob;
964 int i; 638 int i;
965 object *ob_to_copy; 639 object *ob_to_copy;
966 640
967 /* select random object from inventory to copy */ 641 /* select random object from inventory to copy */
968 ob_to_copy = converter->inv; 642 ob_to_copy = converter->inv;
969 for (ob = converter->inv->below, i = 1; ob != NULL; ob = ob->below, i++) 643 for (ob = converter->inv->below, i = 1; ob; ob = ob->below, i++)
970 {
971 if (rndm (0, i) == 0) 644 if (rndm (0, i) == 0)
972 {
973 ob_to_copy = ob; 645 ob_to_copy = ob;
974 } 646
975 } 647 item = ob_to_copy->deep_clone ();
976 item = object_create_clone (ob_to_copy);
977 CLEAR_FLAG (item, FLAG_IS_A_TEMPLATE); 648 CLEAR_FLAG (item, FLAG_IS_A_TEMPLATE);
978 unflag_inv (item, FLAG_IS_A_TEMPLATE); 649 unflag_inv (item, FLAG_IS_A_TEMPLATE);
979 } 650 }
980 else 651 else
981 { 652 {
982 if (converter->other_arch == NULL) 653 if (!conv_to)
983 { 654 {
984 LOG (llevError, "move_creator: Converter doesn't have other arch set: %s (%s, %d, %d)\n", 655 LOG (llevError, "move_creator: Converter doesn't have other arch set: %s (%s, %d, %d)\n",
985 &converter->name, converter->map->path, converter->x, converter->y); 656 &converter->name, &converter->map->path, converter->x, converter->y);
986 return -1; 657 return -1;
987 } 658 }
988 659
989 item = object_create_arch (converter->other_arch); 660 item = object_create_arch (conv_to);
990 fix_generated_item (item, converter, 0, 0, GT_MINIMAL); 661 fix_generated_item (item, converter, 0, 0, GT_MINIMAL);
991 } 662 }
992 663
993 if (CONV_NR (converter)) 664 if (give)
994 item->nrof = CONV_NR (converter); 665 item->nrof = give;
666
995 if (nr) 667 if (nr)
996 item->nrof *= nr; 668 item->nrof *= nr;
997 if (is_in_shop (converter)) 669
670 if (converter->flag [FLAG_PRECIOUS])
998 SET_FLAG (item, FLAG_UNPAID); 671 SET_FLAG (item, FLAG_UNPAID);
672
673 if (converter->is_in_shop ())
674 {
675 // converters on shop floors don't work anymore, bug lets check for it
676 // and report in case someone still does it.
677 LOG (llevDebug, "ITEMBUG: broken converter, converters on shop floor don't work: %s\n",
678 converter->debug_desc ());
679 SET_FLAG (item, FLAG_UNPAID);
680 }
999 else if (price_in < item->nrof * item->value) 681 else if (price_in < sint64 (item->nrof) * item->value)
1000 { 682 {
1001 LOG (llevDebug, "converter output price higher than input: %s at %s (%d, %d) in value %d, out value %d for %s\n", 683 LOG (llevDebug, "converter output price higher than input: %s at %s (%d, %d) in value %d, out value %d for %s\n",
1002 &converter->name, converter->map->path, converter->x, converter->y, price_in, item->nrof * item->value, &item->name); 684 &converter->name, &converter->map->path, converter->x, converter->y, price_in, item->nrof * item->value, &item->name);
1003
1004 /** 685 /**
1005 * elmex: we are going to let the game continue, as the mapcreator 686 * elmex: we are going to let the game continue, as the mapcreator
1006 * propably had something in mind when doing this 687 * hopefully had something in mind when doing this.
1007 */ 688 */
1008 } 689 }
690
691 // elmex: only identify if we need to, for example so that generated money doesn't
692 // get an 'identified' flag so easily.
693 if (need_identify (item))
694 identify (item);
695
1009 insert_ob_in_map_at (item, converter->map, converter, 0, converter->x, converter->y); 696 insert_ob_in_map_at (item, converter->map, converter, 0, converter->x, converter->y);
1010 return 1; 697 return 1;
1011} 698}
1012 699
1013/** 700/**
1014 * Handle apply on containers. 701 * Handle apply on containers.
1015 * By Eneq(@csd.uu.se). 702 * By Eneq(@csd.uu.se).
1016 * Moved to own function and added many features [Tero.Haatanen@lut.fi] 703 * Moved to own function and added many features [Tero.Haatanen@lut.fi]
1017 * added the alchemical cauldron to the code -b.t. 704 * added the alchemical cauldron to the code -b.t.
1018 */ 705 */
1019 706static int
1020int
1021apply_container (object *op, object *sack) 707apply_container (object *op, object *sack)
1022{ 708{
1023 char buf[MAX_BUF]; 709 if (op->type != PLAYER || !op->contr->ns)
1024 object *tmp;
1025
1026 if (op->type != PLAYER)
1027 return 0; /* This might change */ 710 return 0; /* This might change */
1028 711
1029 if (sack == NULL || sack->type != CONTAINER) 712 if (!sack || sack->type != CONTAINER)
1030 { 713 {
1031 LOG (llevError, "apply_container: %s is not container!\n", sack ? &sack->name : "[nullobject]"); 714 LOG (llevError, "apply_container: %s is not container!\n", sack ? &sack->name : "[nullobject]");
1032 return 0; 715 return 0;
1033 } 716 }
1034 op->contr->last_used = NULL; 717
1035 op->contr->last_used_id = 0; 718 op->contr->last_used = 0;
1036 719
1037 if (sack->env != op) 720 if (sack->env && sack->env != op)
721 {
722 op->failmsg ("You must put it onto the floor or into your inventory first.");
723 return 1;
1038 { 724 }
1039 if (sack->other_arch == NULL || sack->env != NULL) 725
726 // already applied == open on ground, or open in inv, or active in inv
727 if (sack->flag [FLAG_APPLIED])
728 {
729 if (op->container_ () == sack)
1040 { 730 {
1041 new_draw_info (NDI_UNIQUE, 0, op, "You must get it first."); 731 // open on ground or inv, so close
732 op->close_container ();
1042 return 1; 733 return 1;
1043 } 734 }
1044 /* It's on the ground, the problems begin */ 735 else if (!sack->env)
1045 if (op->container != sack)
1046 {
1047 /* it's closed OR some player has opened it */
1048 if (QUERY_FLAG (sack, FLAG_APPLIED))
1049 {
1050 for (tmp = get_map_ob (sack->map, sack->x, sack->y); tmp && tmp->container != sack; tmp = tmp->above);
1051 if (tmp)
1052 {
1053 /* some other player have opened it */
1054 new_draw_info_format (NDI_UNIQUE, 0, op, "%s is already occupied.", query_name (sack));
1055 return 1;
1056 }
1057 }
1058 } 736 {
1059 if (QUERY_FLAG (sack, FLAG_APPLIED)) 737 // active, but not ours: some other player has opened it
738 op->failmsg (format ("Somebody else is using the %s already.", query_name (sack)));
739 return 1;
1060 { 740 }
1061 if (op->container == NULL)
1062 {
1063 tmp = arch_to_object (sack->other_arch);
1064 /* not good, but insert_ob_in_ob() is too smart */
1065 CLEAR_FLAG (tmp, FLAG_REMOVED);
1066 tmp->x = tmp->y = 0;
1067 tmp->map = NULL;
1068 tmp->env = sack;
1069 if (sack->inv)
1070 sack->inv->above = tmp;
1071 tmp->below = sack->inv;
1072 tmp->above = NULL;
1073 sack->inv = tmp;
1074 sack->move_off = MOVE_ALL; /* trying force closing it */
1075 }
1076 else
1077 {
1078 sack->move_off = 0;
1079 tmp = sack->inv;
1080 741
1081 if (tmp && tmp->type == CLOSE_CON) 742 // fall through to opening it (active in inv)
1082 tmp->destroy ();
1083 }
1084 }
1085 }
1086
1087 if (QUERY_FLAG (sack, FLAG_APPLIED))
1088 { 743 }
744 else if (sack->env)
745 {
746 // it is in our env, so activate it, do not open yet
1089 if (op->container) 747 op->close_container ();
1090 { 748 sack->flag [FLAG_APPLIED] = 1;
1091 if (op->container != sack) 749 esrv_update_item (UPD_FLAGS, op, sack);
1092 { 750 op->statusmsg (format ("You ready %s.", query_name (sack)));
1093 tmp = op->container; 751 return 1;
1094 apply_container (op, tmp); 752 }
1095 sprintf (buf, "You close %s and open ", query_name (tmp)); 753
1096 op->container = sack; 754 // it's locked?
1097 strcat (buf, query_name (sack)); 755 if (sack->slaying)
1098 strcat (buf, "."); 756 {
1099 } 757 if (object *tmp = find_key (op, op, sack))
1100 else 758 op->statusmsg (format ("You unlock %s with %s.", query_name (sack), query_name (tmp)));
1101 {
1102 CLEAR_FLAG (sack, FLAG_APPLIED);
1103 op->container = NULL;
1104 sprintf (buf, "You close %s.", query_name (sack));
1105 }
1106 }
1107 else 759 else
1108 { 760 {
1109 CLEAR_FLAG (sack, FLAG_APPLIED);
1110 sprintf (buf, "You open %s.", query_name (sack));
1111 SET_FLAG (sack, FLAG_APPLIED);
1112 op->container = sack;
1113 }
1114 }
1115 else
1116 { /* not applied */
1117 if (sack->slaying)
1118 { /* it's locked */
1119 tmp = find_key (op, op, sack);
1120 if (tmp)
1121 {
1122 sprintf (buf, "You unlock %s with %s.", query_name (sack), query_name (tmp));
1123 SET_FLAG (sack, FLAG_APPLIED);
1124 if (sack->env == NULL)
1125 { /* if it's on ground,open it also */
1126 new_draw_info (NDI_UNIQUE, 0, op, buf);
1127 apply_container (op, sack);
1128 return 1;
1129 }
1130 }
1131 else
1132 {
1133 sprintf (buf, "You don't have the key to unlock %s.", query_name (sack)); 761 op->statusmsg (format ("You don't have the key to unlock %s.", query_name (sack)));
1134 }
1135 }
1136 else
1137 {
1138 sprintf (buf, "You readied %s.", query_name (sack));
1139 SET_FLAG (sack, FLAG_APPLIED);
1140 if (sack->env == NULL)
1141 { /* if it's on ground,open it also */
1142 new_draw_info (NDI_UNIQUE, 0, op, buf);
1143 apply_container (op, sack);
1144 return 1; 762 return 1;
1145 } 763 }
1146 }
1147 } 764 }
1148 new_draw_info (NDI_UNIQUE, 0, op, buf); 765
1149 if (op->contr) 766 op->open_container (sack);
1150 op->contr->socket.update_look = 1; 767
1151 return 1; 768 return 1;
1152} 769}
1153
1154/**
1155 * Eneq(@csd.uu.se): Handle apply on containers. This is for containers
1156 * the player has in their inventory, eg, sacks, luggages, etc.
1157 *
1158 * Moved to own function and added many features [Tero.Haatanen@lut.fi]
1159 * This version is for client/server mode.
1160 * op is the player, sack is the container the player is opening or closing.
1161 * return 1 if an object is apllied somehow or another, 0 if error/no apply
1162 *
1163 * Reminder - there are three states for any container - closed (non applied),
1164 * applied (not open, but objects that match get tossed into it), and open
1165 * (applied flag set, and op->container points to the open container)
1166 */
1167
1168int
1169esrv_apply_container (object *op, object *sack)
1170{
1171 object *tmp = op->container;
1172
1173 if (op->type != PLAYER)
1174 return 0; /* This might change */
1175
1176 if (sack == NULL || sack->type != CONTAINER)
1177 {
1178 LOG (llevError, "esrv_apply_container: %s is not container!\n", sack ? &sack->name : "[nullobject]");
1179 return 0;
1180 }
1181
1182 /* If we have a currently open container, then it needs to be closed in all cases
1183 * if we are opening this one up. We then fall through if appropriate for
1184 * openening the new container.
1185 */
1186
1187 if (op->container && QUERY_FLAG (sack, FLAG_APPLIED))
1188 {
1189 if (op->container->env != op)
1190 { /* if container is on the ground */
1191 op->container->move_off = 0;
1192 }
1193
1194 if (INVOKE_OBJECT (CLOSE, tmp, ARG_OBJECT (op)))
1195 return 1;
1196
1197 new_draw_info_format (NDI_UNIQUE, 0, op, "You close %s.", query_name (op->container));
1198 CLEAR_FLAG (op->container, FLAG_APPLIED);
1199 op->container = NULL;
1200 esrv_update_item (UPD_FLAGS, op, tmp);
1201 if (tmp == sack)
1202 return 1;
1203 }
1204
1205
1206 /* If the player is trying to open it (which he must be doing if we got here),
1207 * and it is locked, check to see if player has the equipment to open it.
1208 */
1209
1210 if (sack->slaying)
1211 { /* it's locked */
1212 tmp = find_key (op, op, sack);
1213 if (tmp)
1214 {
1215 new_draw_info_format (NDI_UNIQUE, 0, op, "You unlock %s with %s.", query_name (sack), query_name (tmp));
1216 }
1217 else
1218 {
1219 new_draw_info_format (NDI_UNIQUE, 0, op, "You don't have the key to unlock %s.", query_name (sack));
1220 return 0;
1221 }
1222 }
1223
1224 /* By the time we get here, we have made sure any other container has been closed and
1225 * if this is a locked container, the player they key to open it.
1226 */
1227
1228 /* There are really two cases - the sack is either on the ground, or the sack is
1229 * part of the players inventory. If on the ground, we assume that the player is
1230 * opening it, since if it was being closed, that would have been taken care of above.
1231 */
1232
1233
1234 if (sack->env != op)
1235 {
1236 /* Hypothetical case - the player is trying to open a sack that belong to someone
1237 * else. This normally should not happen, but a misbehaving client/player could
1238 * try to do it, so lets handle it gracefully.
1239 */
1240 if (sack->env)
1241 {
1242 new_draw_info_format (NDI_UNIQUE, 0, op, "You can't open %s", query_name (sack));
1243 return 0;
1244 }
1245 /* set these so when the player walks off, we can unapply the sack */
1246 sack->move_off = MOVE_ALL; /* trying force closing it */
1247
1248 CLEAR_FLAG (sack, FLAG_APPLIED);
1249 new_draw_info_format (NDI_UNIQUE, 0, op, "You open %s.", query_name (sack));
1250 SET_FLAG (sack, FLAG_APPLIED);
1251 op->container = sack;
1252 esrv_update_item (UPD_FLAGS, op, sack);
1253 esrv_send_inventory (op, sack);
1254
1255 }
1256 else
1257 { /* sack is in players inventory */
1258 if (QUERY_FLAG (sack, FLAG_APPLIED))
1259 { /* readied sack becoming open */
1260 CLEAR_FLAG (sack, FLAG_APPLIED);
1261 new_draw_info_format (NDI_UNIQUE, 0, op, "You open %s.", query_name (sack));
1262 SET_FLAG (sack, FLAG_APPLIED);
1263 op->container = sack;
1264 esrv_update_item (UPD_FLAGS, op, sack);
1265 esrv_send_inventory (op, sack);
1266 }
1267 else
1268 {
1269 CLEAR_FLAG (sack, FLAG_APPLIED);
1270 new_draw_info_format (NDI_UNIQUE, 0, op, "You readied %s.", query_name (sack));
1271 SET_FLAG (sack, FLAG_APPLIED);
1272 esrv_update_item (UPD_FLAGS, op, sack);
1273 }
1274 }
1275 return 1;
1276}
1277
1278 770
1279/** 771/**
1280 * Handles dropping things on altar. 772 * Handles dropping things on altar.
1281 * Returns true if sacrifice was accepted. 773 * Returns true if sacrifice was accepted.
1282 */ 774 */
… …
1285{ 777{
1286 /* Only players can make sacrifices on spell casting altars. */ 778 /* Only players can make sacrifices on spell casting altars. */
1287 if (altar->inv && (!originator || originator->type != PLAYER)) 779 if (altar->inv && (!originator || originator->type != PLAYER))
1288 return 0; 780 return 0;
1289 781
1290 if (operate_altar (altar, &sacrifice)) 782 if (operate_altar (altar, &sacrifice, originator))
1291 { 783 {
1292 /* Simple check. Unfortunately, it means you can't cast magic bullet 784 /* Simple check. Unfortunately, it means you can't cast magic bullet
1293 * with an altar. We call it a Potion - altars are stationary - it 785 * with an altar. We call it a Potion - altars are stationary - it
1294 * is up to map designers to use them properly. 786 * is up to map designers to use them properly.
1295 */ 787 */
1296 if (altar->inv && altar->inv->type == SPELL) 788 if (altar->inv && altar->inv->type == SPELL)
1297 { 789 {
1298 new_draw_info_format (NDI_BLACK, 0, originator, "The altar casts %s.", &altar->inv->name); 790 originator->statusmsg (format ("The altar casts %s.", &altar->inv->name));
1299 cast_spell (originator, altar, 0, altar->inv, NULL); 791 cast_spell (originator, altar, 0, altar->inv, NULL);
1300 /* If it is connected, push the button. Fixes some problems with 792 /* If it is connected, push the button. Fixes some problems with
1301 * old maps. 793 * old maps.
1302 */ 794 */
1303 795
1304/* push_button (altar);*/ 796/* push_button (altar);*/
1305 } 797 }
1306 else 798 else
1307 { 799 {
1308 altar->value = 1; /* works only once */ 800 altar->value = 1; /* works only once */
1309 push_button (altar); 801 push_button (altar, originator);
1310 } 802 }
1311 803
1312 return !sacrifice; 804 return !sacrifice;
1313 } 805 }
1314 else 806 else
… …
1329 double opinion; 821 double opinion;
1330 object *tmp, *next; 822 object *tmp, *next;
1331 823
1332 SET_FLAG (op, FLAG_NO_APPLY); /* prevent loops */ 824 SET_FLAG (op, FLAG_NO_APPLY); /* prevent loops */
1333 825
1334 if (op->type != PLAYER) 826 bool has_unpaid = false;
827
828 // quite inefficient to do this here twice, but the api doesn't lend itself to
829 // a quick and small change :(
830 for (object::depth_iterator item = op->begin (); item != op->end (); ++item)
831 if (item->flag [FLAG_UNPAID])
832 {
833 has_unpaid = true;
834 break;
835 }
836
837 if (!op->is_player ())
1335 { 838 {
1336 /* Remove all the unpaid objects that may be carried here. 839 /* Remove all the unpaid objects that may be carried here.
1337 * This could be pets or monsters that are somehow in 840 * This could be pets or monsters that are somehow in
1338 * the shop. 841 * the shop.
1339 */ 842 */
… …
1343 846
1344 if (QUERY_FLAG (tmp, FLAG_UNPAID)) 847 if (QUERY_FLAG (tmp, FLAG_UNPAID))
1345 { 848 {
1346 int i = find_free_spot (tmp, op->map, op->x, op->y, 1, 9); 849 int i = find_free_spot (tmp, op->map, op->x, op->y, 1, 9);
1347 850
851 if (i >= 0)
1348 tmp->remove (); 852 tmp->move (i);
1349
1350 if (i == -1)
1351 i = 0;
1352
1353 tmp->map = op->map;
1354 tmp->x = op->x + freearr_x[i];
1355 tmp->y = op->y + freearr_y[i];
1356 insert_ob_in_map (tmp, op->map, op, 0);
1357 } 853 }
1358 } 854 }
1359 855
1360 /* Don't teleport things like spell effects */ 856 /* Don't teleport things like spell effects */
1361 if (QUERY_FLAG (op, FLAG_NO_PICK)) 857 if (QUERY_FLAG (op, FLAG_NO_PICK))
… …
1364 /* unpaid objects, or non living objects, can't transfer by 860 /* unpaid objects, or non living objects, can't transfer by
1365 * shop mats. Instead, put it on a nearby space. 861 * shop mats. Instead, put it on a nearby space.
1366 */ 862 */
1367 if (QUERY_FLAG (op, FLAG_UNPAID) || !QUERY_FLAG (op, FLAG_ALIVE)) 863 if (QUERY_FLAG (op, FLAG_UNPAID) || !QUERY_FLAG (op, FLAG_ALIVE))
1368 { 864 {
1369
1370 /* Somebody dropped an unpaid item, just move to an adjacent place. */ 865 /* Somebody dropped an unpaid item, just move to an adjacent place. */
1371 int i = find_free_spot (op, op->map, op->x, op->y, 1, 9); 866 int i = find_free_spot (op, op->map, op->x, op->y, 1, 9);
1372 867
1373 if (i != -1) 868 if (i != -1)
1374 rv = transfer_ob (op, op->x + freearr_x[i], op->y + freearr_y[i], 0, shop_mat); 869 rv = transfer_ob (op, op->x + freearr_x[i], op->y + freearr_y[i], 0, shop_mat);
1375 870
1376 return 0; 871 return 0;
1377 } 872 }
873
1378 /* Removed code that checked for multipart objects - it appears that 874 /* Removed code that checked for multipart objects - it appears that
1379 * the teleport function should be able to handle this just fine. 875 * the teleport function should be able to handle this just fine.
1380 */ 876 */
1381 rv = teleport (shop_mat, SHOP_MAT, op); 877 rv = teleport (shop_mat, SHOP_MAT, op);
1382 } 878 }
1383 else if (can_pay (op) && get_payment (op)) 879 else if (can_pay (op) && get_payment (op))
1384 { 880 {
1385 /* this is only used for players */ 881 /* this is only used for players */
1386 rv = teleport (shop_mat, SHOP_MAT, op); 882 rv = teleport (shop_mat, SHOP_MAT, op);
1387 883
884 if (has_unpaid)
885 op->contr->play_sound (sound_find ("shop_buy"));
886 else if (op->is_in_shop ())
887 op->contr->play_sound (sound_find ("shop_enter"));
888 else
889 op->contr->play_sound (sound_find ("shop_leave"));
890
1388 if (shop_mat->msg) 891 if (shop_mat->msg)
1389 new_draw_info (NDI_UNIQUE, 0, op, shop_mat->msg); 892 op->statusmsg (shop_mat->msg);
1390 /* This check below is a bit simplistic - generally it should be correct, 893 /* This check below is a bit simplistic - generally it should be correct,
1391 * but there is never a guarantee that the bottom space on the map is 894 * but there is never a guarantee that the bottom space on the map is
1392 * actually the shop floor. 895 * actually the shop floor.
1393 */ 896 */
1394 else if (!rv && !is_in_shop (op)) 897 else if (!rv && !op->is_in_shop ())
1395 { 898 {
1396 opinion = shopkeeper_approval (op->map, op); 899 opinion = shopkeeper_approval (op->map, op);
1397 900
1398 if (opinion > 0.9) 901 op->statusmsg (
1399 new_draw_info (NDI_UNIQUE, 0, op, "The shopkeeper gives you a friendly wave."); 902 opinion >= 0.90 ? "The shopkeeper gives you a friendly wave."
1400 else if (opinion > 0.75) 903 : opinion >= 0.75 ? "The shopkeeper waves to you."
1401 new_draw_info (NDI_UNIQUE, 0, op, "The shopkeeper waves to you."); 904 : opinion >= 0.50 ? "The shopkeeper ignores you."
1402 else if (opinion > 0.5) 905 : "The shopkeeper glares at you with contempt."
1403 new_draw_info (NDI_UNIQUE, 0, op, "The shopkeeper ignores you.");
1404 else 906 );
1405 new_draw_info (NDI_UNIQUE, 0, op, "The shopkeeper glares at you with contempt.");
1406 } 907 }
1407 } 908 }
1408 else 909 else
1409 { 910 {
1410 /* if we get here, a player tried to leave a shop but was not able 911 /* if we get here, a player tried to leave a shop but was not able
1411 * to afford the items he has. We try to move the player so that 912 * to afford the items he has. We try to move the player so that
1412 * they are not on the mat anymore 913 * they are not on the mat anymore
1413 */ 914 */
1414 int i = find_free_spot (op, op->map, op->x, op->y, 1, 9); 915 int i = find_free_spot (op, op->map, op->x, op->y, 1, 9);
1415 916
1416 if (i == -1) 917 if (i == -1)
1417 {
1418 LOG (llevError, "Internal shop-mat problem.\n"); 918 LOG (llevError, "Internal shop-mat problem.\n");
1419 }
1420 else 919 else
1421 { 920 {
1422 op->remove (); 921 op->remove ();
1423 op->x += freearr_x[i]; 922 op->x += freearr_x[i];
1424 op->y += freearr_y[i]; 923 op->y += freearr_y[i];
… …
1434 * Handles applying a sign. 933 * Handles applying a sign.
1435 */ 934 */
1436static void 935static void
1437apply_sign (object *op, object *sign, int autoapply) 936apply_sign (object *op, object *sign, int autoapply)
1438{ 937{
1439 readable_message_type *msgType; 938 if (!op->is_player())
1440 char newbuf[HUGE_BUF]; 939 return;
1441 940
1442 if (sign->msg == NULL) 941 if (sign->has_dialogue ())
1443 { 942 {
1444 new_draw_info (NDI_UNIQUE, 0, op, "Nothing is written on it."); 943 op->statusmsg (format ("Maybe you should I<talk> to the %s instead?", &sign->name));
1445 return; 944 return;
1446 } 945 }
1447 946
947 if (!sign->msg)
948 {
949 op->contr->infobox (MSG_CHANNEL ("examine"),
950 format ("T<%s>\n\n Nothing %sis written on it.",
951 &sign->name,
952 sign->name == sign->arch->name ? "" : "else "));
953 return;
954 }
955
1448 if (sign->stats.food) 956 if (sign->stats.food)
1449 { 957 {
1450 if (sign->last_eat >= sign->stats.food) 958 if (sign->last_eat >= sign->stats.food)
1451 { 959 {
1452 if (!sign->move_on) 960 if (!sign->move_on)
1453 new_draw_info (NDI_UNIQUE, 0, op, "You cannot read it anymore."); 961 op->failmsg ("You cannot read it anymore.");
962
1454 return; 963 return;
1455 } 964 }
1456 965
1457 if (!QUERY_FLAG (op, FLAG_WIZPASS)) 966 if (!QUERY_FLAG (op, FLAG_WIZPASS))
1458 sign->last_eat++; 967 sign->last_eat++;
… …
1463 * move_on is zero, it needs to be manually applied (doesn't talk 972 * move_on is zero, it needs to be manually applied (doesn't talk
1464 * to us). 973 * to us).
1465 */ 974 */
1466 if (QUERY_FLAG (op, FLAG_BLIND) && !QUERY_FLAG (op, FLAG_WIZ) && !sign->move_on) 975 if (QUERY_FLAG (op, FLAG_BLIND) && !QUERY_FLAG (op, FLAG_WIZ) && !sign->move_on)
1467 { 976 {
1468 new_draw_info (NDI_UNIQUE, 0, op, "You are unable to read while blind."); 977 op->failmsg ("You are unable to read while blind!");
1469 return; 978 return;
1470 } 979 }
1471 msgType = get_readable_message_type (sign);
1472 snprintf (newbuf, sizeof (newbuf), "%hhu %s", autoapply ? 1 : 0, &sign->msg);
1473 draw_ext_info (NDI_UNIQUE | NDI_NAVY, 0, op, msgType->message_type, msgType->message_subtype, newbuf, &sign->msg);
1474}
1475 980
1476/** 981 if (op->contr)
1477 * 'victim' moves onto 'trap' 982 if (client *ns = op->contr->ns)
1478 * 'victim' leaves 'trap' 983 {
1479 * effect is determined by move_on/move_off of trap and move_type of victime. 984 if (sign->sound)
1480 * 985 ns->play_sound (sign->sound);
1481 * originator: Player, monster or other object that caused 'victim' to move 986 else if (autoapply)
1482 * onto 'trap'. Will receive messages caused by this action. May be NULL. 987 ns->play_sound (sound_find ("msg_voice"));
1483 * However, some types of traps require an originator to function. 988
1484 */ 989 op->contr->infobox (MSG_CHANNEL ("examine"), format ("T<%s>\n\n%s", &sign->name, &sign->msg));
1485void 990 }
991}
992
993static void
1486move_apply (object *trap, object *victim, object *originator) 994move_apply_hole (object *trap, object *victim)
1487{ 995{
1488 static int recursion_depth = 0; 996 /* Hole not open? */
1489 997 if (trap->stats.wc > 0)
1490 /* Only exits affect DMs. */
1491 if (QUERY_FLAG (victim, FLAG_WIZPASS) && trap->type != EXIT && trap->type != SIGN)
1492 return; 998 return;
1493 999
1494 /* move_apply() is the most likely candidate for causing unwanted and 1000 /* Is this a multipart monster and not the head? If so, return.
1495 * possibly unlimited recursion. 1001 * Processing will happen if the head runs into the pit
1496 */ 1002 */
1497 /* The following was changed because it was causing perfeclty correct 1003 if (victim->head)
1498 * maps to fail. 1) it's not an error to recurse:
1499 * rune detonates, summoning monster. monster lands on nearby rune.
1500 * nearby rune detonates. This sort of recursion is expected and
1501 * proper. This code was causing needless crashes.
1502 */
1503 if (recursion_depth >= 500)
1504 {
1505 LOG (llevDebug, "WARNING: move_apply(): aborting recursion "
1506 "[trap arch %s, name %s; victim arch %s, name %s]\n", &trap->arch->name, &trap->name, &victim->arch->name, &victim->name);
1507 return; 1004 return;
1508 }
1509 recursion_depth++;
1510 if (trap->head)
1511 trap = trap->head;
1512 1005
1513 if (INVOKE_OBJECT (MOVE_TRIGGER, trap, ARG_OBJECT (victim), ARG_OBJECT (originator))) 1006 // now find all possible locations and randomly pick one
1514 goto leave; 1007 int dir = find_free_spot (victim, trap->map, EXIT_X (trap), EXIT_Y (trap), 0,
1008 trap->range >= 3 ? SIZEOFFREE3 + 1
1009 : trap->range >= 2 ? SIZEOFFREE2 + 1
1010 : trap->range >= 1 ? SIZEOFFREE1 + 1
1011 : SIZEOFFREE0 + 1);
1515 1012
1516 switch (trap->type) 1013 if (dir < 0)
1517 {
1518 case PLAYERMOVER:
1519 if (trap->attacktype && (trap->level || victim->type != PLAYER) && !should_director_abort (trap, victim))
1520 {
1521 if (!trap->stats.maxsp)
1522 trap->stats.maxsp = 2;
1523
1524 /* Is this correct? From the docs, it doesn't look like it
1525 * should be divided by trap->speed
1526 */
1527 victim->speed_left = -FABS (trap->stats.maxsp * victim->speed / trap->speed);
1528
1529 /* Just put in some sanity check. I think there is a bug in the
1530 * above with some objects have zero speed, and thus the player
1531 * getting permanently paralyzed.
1532 */
1533 if (victim->speed_left < -50.0)
1534 victim->speed_left = -50.0;
1535 /* LOG(llevDebug, "apply, playermove, player speed_left=%f\n", victim->speed_left); */
1536 }
1537 goto leave;
1538
1539 case SPINNER:
1540 if (victim->direction)
1541 {
1542 victim->direction = absdir (victim->direction - trap->stats.sp);
1543 update_turn_face (victim);
1544 }
1545 goto leave;
1546
1547 case DIRECTOR:
1548 if (victim->direction && !should_director_abort (trap, victim))
1549 {
1550 victim->direction = trap->stats.sp;
1551 update_turn_face (victim);
1552 }
1553 goto leave;
1554
1555 case BUTTON:
1556 case PEDESTAL:
1557 update_button (trap);
1558 goto leave;
1559
1560 case ALTAR:
1561 /* sacrifice victim on trap */
1562 apply_altar (trap, victim, originator);
1563 goto leave;
1564
1565 case THROWN_OBJ:
1566 if (trap->inv == NULL)
1567 goto leave;
1568 /* fallthrough */
1569
1570 case ARROW:
1571 /* bad bug: monster throw a object, make a step forwards, step on object ,
1572 * trigger this here and get hit by own missile - and will be own enemy.
1573 * Victim then is his own enemy and will start to kill herself (this is
1574 * removed) but we have not synced victim and his missile. To avoid senseless
1575 * action, we avoid hits here
1576 */
1577 if ((QUERY_FLAG (victim, FLAG_ALIVE) && trap->speed) && trap->owner != victim)
1578 hit_with_arrow (trap, victim);
1579 goto leave;
1580
1581 case SPELL_EFFECT:
1582 apply_spell_effect (trap, victim);
1583 goto leave;
1584
1585 case TRAPDOOR:
1586 {
1587 int max, sound_was_played;
1588 object *ab, *ab_next;
1589
1590 if (!trap->value)
1591 {
1592 int tot;
1593
1594 for (ab = trap->above, tot = 0; ab != NULL; ab = ab->above)
1595 if ((ab->move_type && trap->move_on) || ab->move_type == 0)
1596 tot += (ab->nrof ? ab->nrof : 1) * ab->weight + ab->carrying;
1597
1598 if (!(trap->value = (tot > trap->weight) ? 1 : 0))
1599 goto leave;
1600
1601 SET_ANIMATION (trap, trap->value);
1602 update_object (trap, UP_OBJ_FACE);
1603 }
1604
1605 for (ab = trap->above, max = 100, sound_was_played = 0; --max && ab; ab = ab_next)
1606 {
1607 /* need to set this up, since if we do transfer the object,
1608 * ab->above would be bogus
1609 */
1610 ab_next = ab->above;
1611
1612 if ((ab->move_type && trap->move_on) || ab->move_type == 0)
1613 {
1614 if (!sound_was_played)
1615 {
1616 play_sound_map (trap->map, trap->x, trap->y, SOUND_FALL_HOLE);
1617 sound_was_played = 1;
1618 }
1619 new_draw_info (NDI_UNIQUE, 0, ab, "You fall into a trapdoor!");
1620 transfer_ob (ab, (int) EXIT_X (trap), (int) EXIT_Y (trap), 0, ab);
1621 }
1622 }
1623 goto leave;
1624 }
1625
1626
1627 case CONVERTER:
1628 if (convert_item (victim, trap) < 0)
1629 {
1630 object *op;
1631
1632 new_draw_info_format (NDI_UNIQUE, 0, originator, "The %s seems to be broken!", query_name (trap));
1633
1634 op = get_archetype ("burnout");
1635 if (op != NULL)
1636 {
1637 op->x = trap->x;
1638 op->y = trap->y;
1639 insert_ob_in_map (op, trap->map, trap, 0);
1640 }
1641 }
1642 goto leave;
1643
1644 case TRIGGER_BUTTON:
1645 case TRIGGER_PEDESTAL:
1646 case TRIGGER_ALTAR:
1647 check_trigger (trap, victim);
1648 goto leave;
1649
1650 case DEEP_SWAMP:
1651 walk_on_deep_swamp (trap, victim);
1652 goto leave;
1653
1654 case CHECK_INV:
1655 check_inv (victim, trap);
1656 goto leave;
1657
1658 case HOLE:
1659 /* Hole not open? */
1660 if (trap->stats.wc > 0)
1661 goto leave;
1662
1663 /* Is this a multipart monster and not the head? If so, return.
1664 * Processing will happen if the head runs into the pit
1665 */
1666 if (victim->head)
1667 goto leave;
1668
1669 play_sound_map (victim->map, victim->x, victim->y, SOUND_FALL_HOLE);
1670 new_draw_info (NDI_UNIQUE, 0, victim, "You fall through the hole!\n");
1671 transfer_ob (victim, EXIT_X (trap), EXIT_Y (trap), 1, victim);
1672 goto leave;
1673
1674 case EXIT:
1675 if (victim->type == PLAYER && EXIT_PATH (trap))
1676 {
1677 /* Basically, don't show exits leading to random maps the
1678 * players output.
1679 */
1680 if (trap->msg && strncmp (EXIT_PATH (trap), "/!", 2) && strncmp (EXIT_PATH (trap), "/random/", 8))
1681 new_draw_info (NDI_NAVY, 0, victim, trap->msg);
1682 enter_exit (victim, trap);
1683 }
1684 goto leave;
1685
1686 case ENCOUNTER:
1687 /* may be some leftovers on this */
1688 goto leave;
1689
1690 case SHOP_MAT:
1691 apply_shop_mat (trap, victim);
1692 goto leave;
1693
1694 /* Drop a certain amount of gold, and have one item identified */
1695 case IDENTIFY_ALTAR:
1696 apply_id_altar (victim, trap, originator);
1697 goto leave;
1698
1699 case SIGN:
1700 if (victim->type != PLAYER && trap->stats.food > 0)
1701 goto leave; /* monsters musn't apply magic_mouths with counters */
1702
1703 apply_sign (victim, trap, 1);
1704 goto leave;
1705
1706 case CONTAINER:
1707 if (victim->type == PLAYER)
1708 (void) esrv_apply_container (victim, trap);
1709 else
1710 (void) apply_container (victim, trap);
1711 goto leave;
1712
1713 case RUNE:
1714 case TRAP:
1715 if (trap->level && QUERY_FLAG (victim, FLAG_ALIVE))
1716 {
1717 spring_trap (trap, victim);
1718 }
1719 goto leave;
1720
1721 default:
1722 LOG (llevDebug, "name %s, arch %s, type %d with fly/walk on/off not "
1723 "handled in move_apply()\n", &trap->name, &trap->arch->name, trap->type);
1724 goto leave;
1725 }
1726
1727leave:
1728 recursion_depth--;
1729}
1730
1731/**
1732 * Handles reading a regular (ie not containing a spell) book.
1733 */
1734static void
1735apply_book (object *op, object *tmp)
1736{
1737 int lev_diff;
1738 object *skill_ob;
1739
1740 if (QUERY_FLAG (op, FLAG_BLIND) && !QUERY_FLAG (op, FLAG_WIZ))
1741 {
1742 new_draw_info (NDI_UNIQUE, 0, op, "You are unable to read while blind.");
1743 return; 1014 return;
1744 }
1745 if (tmp->msg == NULL)
1746 {
1747 new_draw_info_format (NDI_UNIQUE, 0, op, "You open the %s and find it empty.", &tmp->name);
1748 return;
1749 }
1750 1015
1751 /* need a literacy skill to read stuff! */ 1016 victim->play_sound (trap->sound ? trap->sound : sound_find ("fall_hole"));
1752 skill_ob = find_skill_by_name (op, tmp->skill); 1017 victim->statusmsg ("You fall through the hole!", NDI_RED);
1753 if (!skill_ob)
1754 {
1755 new_draw_info (NDI_UNIQUE, 0, op, "You are unable to decipher the strange symbols.");
1756 return;
1757 }
1758 lev_diff = tmp->level - (skill_ob->level + 5);
1759 if (!QUERY_FLAG (op, FLAG_WIZ) && lev_diff > 0)
1760 {
1761 if (lev_diff < 2)
1762 new_draw_info (NDI_UNIQUE, 0, op, "This book is just barely beyond your comprehension.");
1763 else if (lev_diff < 3)
1764 new_draw_info (NDI_UNIQUE, 0, op, "This book is slightly beyond your comprehension.");
1765 else if (lev_diff < 5)
1766 new_draw_info (NDI_UNIQUE, 0, op, "This book is beyond your comprehension.");
1767 else if (lev_diff < 8)
1768 new_draw_info (NDI_UNIQUE, 0, op, "This book is quite a bit beyond your comprehension.");
1769 else if (lev_diff < 15)
1770 new_draw_info (NDI_UNIQUE, 0, op, "This book is way beyond your comprehension.");
1771 else
1772 new_draw_info (NDI_UNIQUE, 0, op, "This book is totally beyond your comprehension.");
1773 return;
1774 }
1775 1018
1776 readable_message_type *msgType = get_readable_message_type (tmp); 1019 transfer_ob (victim,
1777 1020 EXIT_X (trap) + freearr_x[dir],
1778 draw_ext_info_format (NDI_UNIQUE | NDI_NAVY, 0, op, 1021 EXIT_Y (trap) + freearr_y[dir],
1779 msgType->message_type, msgType->message_subtype, 1022 0, victim);
1780 "You open the %s and start reading.\n%s", "%s\n%s", long_desc (tmp, op), &tmp->msg);
1781
1782 /* gain xp from reading */
1783 if (!QUERY_FLAG (tmp, FLAG_NO_SKILL_IDENT))
1784 { /* only if not read before */
1785 int exp_gain = calc_skill_exp (op, tmp, skill_ob);
1786
1787 if (!QUERY_FLAG (tmp, FLAG_IDENTIFIED))
1788 {
1789 /*exp_gain *= 2; because they just identified it too */
1790 SET_FLAG (tmp, FLAG_IDENTIFIED);
1791 /* If in a container, update how it looks */
1792 if (tmp->env)
1793 esrv_update_item (UPD_FLAGS | UPD_NAME, op, tmp);
1794 else
1795 op->contr->socket.update_look = 1;
1796 }
1797 change_exp (op, exp_gain, skill_ob->skill, 0);
1798 SET_FLAG (tmp, FLAG_NO_SKILL_IDENT); /* so no more xp gained from this book */
1799 }
1800}
1801
1802/**
1803 * Handles the applying of a skill scroll, calling learn_skill straight.
1804 * op is the person learning the skill, tmp is the skill scroll object
1805 */
1806static void
1807apply_skillscroll (object *op, object *tmp)
1808{
1809 switch ((int) learn_skill (op, tmp))
1810 {
1811 case 0:
1812 new_draw_info (NDI_UNIQUE, 0, op, "You already possess the knowledge ");
1813 new_draw_info_format (NDI_UNIQUE, 0, op, "held within the %s.\n", query_name (tmp));
1814 return;
1815
1816 case 1:
1817 new_draw_info_format (NDI_UNIQUE, 0, op, "You succeed in learning %s", &tmp->skill);
1818 decrease_ob (tmp);
1819 return;
1820
1821 default:
1822 new_draw_info_format (NDI_UNIQUE, 0, op, "You fail to learn the knowledge of the %s.\n", query_name (tmp));
1823 decrease_ob (tmp);
1824 return;
1825 }
1826}
1827
1828/**
1829 * Actually makes op learn spell.
1830 * Informs player of what happens.
1831 */
1832void
1833do_learn_spell (object *op, object *spell, int special_prayer)
1834{
1835 object *tmp;
1836
1837 if (op->type != PLAYER)
1838 {
1839 LOG (llevError, "BUG: do_learn_spell(): not a player\n");
1840 return;
1841 }
1842
1843 /* Upgrade special prayers to normal prayers */
1844 if ((tmp = check_spell_known (op, spell->name)) != NULL)
1845 {
1846 if (special_prayer && !QUERY_FLAG (tmp, FLAG_STARTEQUIP))
1847 {
1848 LOG (llevError, "BUG: do_learn_spell(): spell already known, but not marked as startequip\n");
1849 return;
1850 }
1851 return;
1852 }
1853
1854 play_sound_player_only (op->contr, SOUND_LEARN_SPELL, 0, 0);
1855 tmp = object::create ();
1856 spell->copy_to (tmp);
1857 insert_ob_in_ob (tmp, op);
1858
1859 if (special_prayer)
1860 {
1861 SET_FLAG (tmp, FLAG_STARTEQUIP);
1862 }
1863
1864 esrv_add_spells (op->contr, tmp);
1865}
1866
1867/**
1868 * Erases spell from player's inventory.
1869 */
1870void
1871do_forget_spell (object *op, const char *spell)
1872{
1873 object *spob;
1874
1875 if (op->type != PLAYER)
1876 {
1877 LOG (llevError, "BUG: do_forget_spell(): not a player\n");
1878 return;
1879 }
1880 if ((spob = check_spell_known (op, spell)) == NULL)
1881 {
1882 LOG (llevError, "BUG: do_forget_spell(): spell not known\n");
1883 return;
1884 }
1885
1886 new_draw_info_format (NDI_UNIQUE | NDI_NAVY, 0, op, "You lose knowledge of %s.", spell);
1887 player_unready_range_ob (op->contr, spob);
1888 esrv_remove_spell (op->contr, spob);
1889 spob->destroy ();
1890}
1891
1892/**
1893 * Handles player applying a spellbook.
1894 * Checks whether player has knowledge of required skill, doesn't already know the spell,
1895 * stuff like that. Random learning failure too.
1896 */
1897static void
1898apply_spellbook (object *op, object *tmp)
1899{
1900 object *skop, *spell, *spell_skill;
1901
1902 if (QUERY_FLAG (op, FLAG_BLIND) && !QUERY_FLAG (op, FLAG_WIZ))
1903 {
1904 new_draw_info (NDI_UNIQUE, 0, op, "You are unable to read while blind.");
1905 return;
1906 }
1907
1908 /* artifact_spellbooks have 'slaying' field point to a spell name,
1909 * instead of having their spell stored in stats.sp. These are
1910 * legacy spellbooks
1911 */
1912
1913 if (tmp->slaying != NULL)
1914 {
1915 spell = arch_to_object (find_archetype_by_object_name (tmp->slaying));
1916 if (!spell)
1917 {
1918 new_draw_info_format (NDI_UNIQUE, 0, op, "The book's formula for %s is incomplete", &tmp->slaying);
1919 return;
1920 }
1921 else
1922 insert_ob_in_ob (spell, tmp);
1923 tmp->slaying = NULL;
1924 }
1925
1926 skop = find_skill_by_name (op, tmp->skill);
1927
1928 /* need a literacy skill to learn spells. Also, having a literacy level
1929 * lower than the spell will make learning the spell more difficult */
1930 if (!skop)
1931 {
1932 new_draw_info (NDI_UNIQUE, 0, op, "You can't read! Your attempt fails.");
1933 return;
1934 }
1935
1936 spell = tmp->inv;
1937
1938 if (!spell)
1939 {
1940 LOG (llevError, "apply_spellbook: Book %s has no spell in it!\n", &tmp->name);
1941 new_draw_info (NDI_UNIQUE, 0, op, "The spellbook symbols make no sense.");
1942 return;
1943 }
1944
1945 if (skop->level < int (sqrtf (spell->level) * 1.5f))
1946 {
1947 new_draw_info (NDI_UNIQUE, 0, op, "It is too hard to read at your level: You are unable to decipher the strange symbols.");
1948 return;
1949 }
1950
1951 new_draw_info_format (NDI_UNIQUE, 0, op, "The spellbook contains the %s level spell %s.", get_levelnumber (spell->level), &spell->name);
1952
1953 if (!QUERY_FLAG (tmp, FLAG_IDENTIFIED))
1954 {
1955 identify (tmp);
1956 if (tmp->env)
1957 esrv_update_item (UPD_FLAGS | UPD_NAME, op, tmp);
1958 else
1959 op->contr->socket.update_look = 1;
1960 }
1961
1962 /* I removed the check for special_prayer_mark here - it didn't make
1963 * a lot of sense - special prayers are not found in spellbooks, and
1964 * if the player doesn't know the spell, doesn't make a lot of sense that
1965 * they would have a special prayer mark.
1966 */
1967 if (check_spell_known (op, spell->name))
1968 {
1969 new_draw_info (NDI_UNIQUE, 0, op, "You already know that spell.\n");
1970 return;
1971 }
1972
1973 if (spell->skill)
1974 {
1975 spell_skill = find_skill_by_name (op, spell->skill);
1976
1977 if (!spell_skill)
1978 {
1979 new_draw_info_format (NDI_UNIQUE, 0, op, "You lack the skill %s to use this spell", &spell->skill);
1980 return;
1981 }
1982
1983 if (spell_skill->level < spell->level)
1984 {
1985 new_draw_info_format (NDI_UNIQUE, 0, op, "You need to be level %d in %s to learn this spell.", spell->level, &spell->skill);
1986 return;
1987 }
1988 }
1989
1990 /* Logic as follows
1991 *
1992 * 1- MU spells use Int to learn, Cleric spells use Wisdom
1993 *
1994 * 2- The learner's skill level in literacy adjusts the chance to learn
1995 * a spell.
1996 *
1997 * 3 -Automatically fail to learn if you read while confused
1998 *
1999 * Overall, chances are the same but a player will find having a high
2000 * literacy rate very useful! -b.t.
2001 */
2002 if (QUERY_FLAG (op, FLAG_CONFUSED))
2003 {
2004 new_draw_info (NDI_UNIQUE, 0, op, "In your confused state you flub the wording of the text!");
2005 scroll_failure (op, 0 - random_roll (0, spell->level, op, PREFER_LOW), MAX (spell->stats.sp, spell->stats.grace));
2006 }
2007 else if (QUERY_FLAG (tmp, FLAG_STARTEQUIP) ||
2008 (random_roll (0, 100, op, PREFER_LOW) - (5 * skop->level)) < learn_spell[spell->stats.grace ? op->stats.Wis : op->stats.Int])
2009 {
2010
2011 new_draw_info (NDI_UNIQUE, 0, op, "You succeed in learning the spell!");
2012 do_learn_spell (op, spell, 0);
2013
2014 /* xp gain to literacy for spell learning */
2015 if (!QUERY_FLAG (tmp, FLAG_STARTEQUIP))
2016 change_exp (op, calc_skill_exp (op, tmp, skop), skop->skill, 0);
2017 }
2018 else
2019 {
2020 play_sound_player_only (op->contr, SOUND_FUMBLE_SPELL, 0, 0);
2021 new_draw_info (NDI_UNIQUE, 0, op, "You fail to learn the spell.\n");
2022 }
2023 decrease_ob (tmp);
2024}
2025
2026/**
2027 * Handles applying a spell scroll.
2028 */
2029void
2030apply_scroll (object *op, object *tmp, int dir)
2031{
2032 object *skop;
2033
2034 if (QUERY_FLAG (op, FLAG_BLIND) && !QUERY_FLAG (op, FLAG_WIZ))
2035 {
2036 new_draw_info (NDI_UNIQUE, 0, op, "You are unable to read while blind.");
2037 return;
2038 }
2039
2040 if (!tmp->inv || tmp->inv->type != SPELL)
2041 {
2042 new_draw_info (NDI_UNIQUE, 0, op, "The scroll just doesn't make sense!");
2043 return;
2044 }
2045
2046 if (op->type == PLAYER)
2047 {
2048 /* players need a literacy skill to read stuff! */
2049 int exp_gain = 0;
2050
2051 /* hard code literacy - tmp->skill points to where the exp
2052 * should go for anything killed by the spell.
2053 */
2054 skop = find_skill_by_name (op, skill_names[SK_LITERACY]);
2055
2056 if (!skop)
2057 {
2058 new_draw_info (NDI_UNIQUE, 0, op, "You are unable to decipher the strange symbols.");
2059 return;
2060 }
2061
2062 if ((exp_gain = calc_skill_exp (op, tmp, skop)))
2063 change_exp (op, exp_gain, skop->skill, 0);
2064 }
2065
2066 if (!QUERY_FLAG (tmp, FLAG_IDENTIFIED))
2067 identify (tmp);
2068
2069 new_draw_info_format (NDI_BLACK, 0, op, "The scroll of %s turns to dust.", &tmp->inv->name);
2070
2071
2072 cast_spell (op, tmp, dir, tmp->inv, NULL);
2073 decrease_ob (tmp);
2074}
2075
2076/**
2077 * Applies a treasure object - by default, chest. op
2078 * is the person doing the applying, tmp is the treasure
2079 * chest.
2080 */
2081static void
2082apply_treasure (object *op, object *tmp)
2083{
2084 object *treas;
2085
2086
2087 /* Nice side effect of new treasure creation method is that the treasure
2088 * for the chest is done when the chest is created, and put into the chest
2089 * inventory. So that when the chest burns up, the items still exist. Also
2090 * prevents people fromt moving chests to more difficult maps to get better
2091 * treasure
2092 */
2093
2094 treas = tmp->inv;
2095 if (treas == NULL)
2096 {
2097 new_draw_info (NDI_UNIQUE, 0, op, "The chest was empty.");
2098 decrease_ob (tmp);
2099 return;
2100 }
2101 while (tmp->inv)
2102 {
2103 treas = tmp->inv;
2104
2105 treas->remove ();
2106 new_draw_info_format (NDI_UNIQUE, 0, op, "You find %s in the chest.", query_name (treas));
2107
2108 treas->x = op->x;
2109 treas->y = op->y;
2110 treas = insert_ob_in_map (treas, op->map, op, INS_BELOW_ORIGINATOR);
2111
2112 if (treas && (treas->type == RUNE || treas->type == TRAP) && treas->level && QUERY_FLAG (op, FLAG_ALIVE))
2113 spring_trap (treas, op);
2114
2115 /* If either player or container was destroyed, no need to do
2116 * further processing. I think this should be enclused with
2117 * spring trap above, as I don't think there is otherwise
2118 * any way for the treasure chest or player to get killed
2119 */
2120 if (op->destroyed () || tmp->destroyed ())
2121 break;
2122 }
2123
2124 if (!tmp->destroyed () && tmp->inv == NULL)
2125 decrease_ob (tmp);
2126
2127}
2128
2129/**
2130 * op eats food.
2131 * If player, takes care of messages and dragon special food.
2132 */
2133static void
2134apply_food (object *op, object *tmp)
2135{
2136 int capacity_remaining;
2137
2138 if (op->type != PLAYER)
2139 op->stats.hp = op->stats.maxhp;
2140 else
2141 {
2142 /* check if this is a dragon (player), eating some flesh */
2143 if (tmp->type == FLESH && is_dragon_pl (op) && dragon_eat_flesh (op, tmp))
2144 ;
2145 else
2146 {
2147 /* usual case - no dragon meal: */
2148 if (op->stats.food + tmp->stats.food > 999)
2149 {
2150 if (tmp->type == FOOD || tmp->type == FLESH)
2151 new_draw_info (NDI_UNIQUE, 0, op, "You feel full, but what a waste of food!");
2152 else
2153 new_draw_info (NDI_UNIQUE, 0, op, "Most of the drink goes down your face not your throat!");
2154 }
2155
2156 if (!QUERY_FLAG (tmp, FLAG_CURSED))
2157 {
2158 char buf[MAX_BUF];
2159
2160 if (!is_dragon_pl (op))
2161 {
2162 /* eating message for normal players */
2163 if (tmp->type == DRINK)
2164 sprintf (buf, "Ahhh...that %s tasted good.", &tmp->name);
2165 else
2166 sprintf (buf, "The %s tasted %s", &tmp->name, tmp->type == FLESH ? "terrible!" : "good.");
2167 }
2168 else
2169 {
2170 /* eating message for dragon players */
2171 sprintf (buf, "The %s tasted terrible!", &tmp->name);
2172 }
2173
2174 new_draw_info (NDI_UNIQUE, 0, op, buf);
2175 capacity_remaining = 999 - op->stats.food;
2176 op->stats.food += tmp->stats.food;
2177 if (capacity_remaining < tmp->stats.food)
2178 op->stats.hp += capacity_remaining / 50;
2179 else
2180 op->stats.hp += tmp->stats.food / 50;
2181 if (op->stats.hp > op->stats.maxhp)
2182 op->stats.hp = op->stats.maxhp;
2183 if (op->stats.food > 999)
2184 op->stats.food = 999;
2185 }
2186
2187 /* special food hack -b.t. */
2188 if (tmp->title || QUERY_FLAG (tmp, FLAG_CURSED))
2189 eat_special_food (op, tmp);
2190 }
2191 }
2192 handle_apply_yield (tmp);
2193 decrease_ob (tmp);
2194}
2195
2196/**
2197 * A dragon is eating some flesh. If the flesh contains resistances,
2198 * there is a chance for the dragon's skin to get improved.
2199 *
2200 * attributes:
2201 * object *op the object (dragon player) eating the flesh
2202 * object *meal the flesh item, getting chewed in dragon's mouth
2203 * return:
2204 * int 1 if eating successful, 0 if it doesn't work
2205 */
2206int
2207dragon_eat_flesh (object *op, object *meal)
2208{
2209 object *skin = NULL; /* pointer to dragon skin force */
2210 object *abil = NULL; /* pointer to dragon ability force */
2211 object *tmp = NULL; /* tmp. object */
2212
2213 char buf[MAX_BUF]; /* tmp. string buffer */
2214 double chance; /* improvement-chance of one resistance type */
2215 double totalchance = 1; /* total chance of gaining one resistance */
2216 double bonus = 0; /* level bonus (improvement is easier at lowlevel) */
2217 double mbonus = 0; /* monster bonus */
2218 int atnr_winner[NROFATTACKS]; /* winning candidates for resistance improvement */
2219 int winners = 0; /* number of winners */
2220 int i; /* index */
2221
2222 /* let's make sure and doublecheck the parameters */
2223 if (meal->type != FLESH || !is_dragon_pl (op))
2224 return 0;
2225
2226 /* now grab the 'dragon_skin'- and 'dragon_ability'-forces
2227 from the player's inventory */
2228 for (tmp = op->inv; tmp != NULL; tmp = tmp->below)
2229 {
2230 if (tmp->type == FORCE)
2231 {
2232 if (strcmp (tmp->arch->name, "dragon_skin_force") == 0)
2233 skin = tmp;
2234 else if (strcmp (tmp->arch->name, "dragon_ability_force") == 0)
2235 abil = tmp;
2236 }
2237 }
2238
2239 /* if either skin or ability are missing, this is an old player
2240 which is not to be considered a dragon -> bail out */
2241 if (skin == NULL || abil == NULL)
2242 return 0;
2243
2244 /* now start by filling stomache and health, according to food-value */
2245 if ((999 - op->stats.food) < meal->stats.food)
2246 op->stats.hp += (999 - op->stats.food) / 50;
2247 else
2248 op->stats.hp += meal->stats.food / 50;
2249 if (op->stats.hp > op->stats.maxhp)
2250 op->stats.hp = op->stats.maxhp;
2251
2252 op->stats.food = MIN (999, op->stats.food + meal->stats.food);
2253
2254 /*LOG(llevDebug, "-> player: %d, flesh: %d\n", op->level, meal->level); */
2255
2256 /* on to the interesting part: chances for adding resistance */
2257 for (i = 0; i < NROFATTACKS; i++)
2258 {
2259 if (meal->resist[i] > 0 && atnr_is_dragon_enabled (i))
2260 {
2261 /* got positive resistance, now calculate improvement chance (0-100) */
2262
2263 /* this bonus makes resistance increase easier at lower levels */
2264 bonus = (settings.max_level - op->level) * 30. / ((double) settings.max_level);
2265 if (i == abil->stats.exp)
2266 bonus += 5; /* additional bonus for resistance of ability-focus */
2267
2268 /* monster bonus increases with level, because high-level
2269 flesh is too rare */
2270 mbonus = op->level * 20. / ((double) settings.max_level);
2271
2272 chance = (((double) MIN (op->level + bonus, meal->level + bonus + mbonus)) * 100. /
2273 ((double) settings.max_level)) - skin->resist[i];
2274
2275 if (chance >= 0.)
2276 chance += 1.;
2277 else
2278 chance = (chance < -12) ? 0. : 1. / pow (2., -chance);
2279
2280 /* chance is proportional to amount of resistance (max. 50) */
2281 chance *= ((double) (MIN (meal->resist[i], 50))) / 50.;
2282
2283 /* doubled chance for resistance of ability-focus */
2284 if (i == abil->stats.exp)
2285 chance = MIN (100., chance * 2.);
2286
2287 /* now make the throw and save all winners (Don't insert luck bonus here!) */
2288 if (RANDOM () % 10000 < (int) (chance * 100))
2289 {
2290 atnr_winner[winners] = i;
2291 winners++;
2292 }
2293
2294 if (chance >= 0.01)
2295 totalchance *= 1 - chance / 100;
2296
2297 /*LOG(llevDebug, " %s: bonus %.1f, chance %.1f\n", attacks[i], bonus, chance); */
2298 }
2299 }
2300
2301 /* inverse totalchance as until now we have the failure-chance */
2302 totalchance = 100 - totalchance * 100;
2303 /* print message according to totalchance */
2304 if (totalchance > 50.)
2305 sprintf (buf, "Hmm! The %s tasted delicious!", &meal->name);
2306 else if (totalchance > 10.)
2307 sprintf (buf, "The %s tasted very good.", &meal->name);
2308 else if (totalchance > 1.)
2309 sprintf (buf, "The %s tasted good.", &meal->name);
2310 else if (totalchance > 0.1)
2311 sprintf (buf, "The %s tasted bland.", &meal->name);
2312 else if (totalchance >= 0.01)
2313 sprintf (buf, "The %s had a boring taste.", &meal->name);
2314 else if (meal->last_eat > 0 && atnr_is_dragon_enabled (meal->last_eat))
2315 sprintf (buf, "The %s tasted strange.", &meal->name);
2316 else
2317 sprintf (buf, "The %s had no taste.", &meal->name);
2318 new_draw_info (NDI_UNIQUE, 0, op, buf);
2319
2320 /* now choose a winner if we have any */
2321 i = -1;
2322 if (winners > 0)
2323 i = atnr_winner[RANDOM () % winners];
2324
2325 if (i >= 0 && i < NROFATTACKS && skin->resist[i] < 95)
2326 {
2327 /* resistance increased! */
2328 skin->resist[i]++;
2329 fix_player (op);
2330
2331 sprintf (buf, "Your skin is now more resistant to %s!", change_resist_msg[i]);
2332 new_draw_info (NDI_UNIQUE | NDI_RED, 0, op, buf);
2333 }
2334
2335 /* if this flesh contains a new ability focus, we mark it
2336 into the ability_force and it will take effect on next level */
2337 if (meal->last_eat > 0 && atnr_is_dragon_enabled (meal->last_eat) && meal->last_eat != abil->last_eat)
2338 {
2339 abil->last_eat = meal->last_eat; /* write: last_eat <new attnr focus> */
2340
2341 if (meal->last_eat != abil->stats.exp)
2342 {
2343 sprintf (buf, "Your metabolism prepares to focus on %s!", change_resist_msg[meal->last_eat]);
2344 new_draw_info (NDI_UNIQUE, 0, op, buf);
2345 sprintf (buf, "The change will happen at level %d", abil->level + 1);
2346 new_draw_info (NDI_UNIQUE, 0, op, buf);
2347 }
2348 else
2349 {
2350 sprintf (buf, "Your metabolism will continue to focus on %s.", change_resist_msg[meal->last_eat]);
2351 new_draw_info (NDI_UNIQUE, 0, op, buf);
2352 abil->last_eat = 0;
2353 }
2354 }
2355 return 1;
2356}
2357
2358static void
2359apply_savebed (object *pl)
2360{
2361#ifndef COZY_SERVER
2362 if (!pl->contr->name_changed || !pl->stats.exp)
2363 {
2364 new_draw_info (NDI_UNIQUE, 0, pl, "You don't deserve to save your character yet.");
2365 return;
2366 }
2367#endif
2368 INVOKE_PLAYER (LOGOUT, pl->contr);
2369 /* Need to call terminate_all_pets() before we remove the player ob */
2370 terminate_all_pets (pl);
2371 pl->remove ();
2372 pl->direction = 0;
2373 new_draw_info_format (NDI_UNIQUE | NDI_ALL | NDI_DK_ORANGE, 5, pl, "%s leaves the game.", &pl->name);
2374
2375 /* update respawn position */
2376 strcpy (pl->contr->savebed_map, pl->map->path);
2377 pl->contr->bed_x = pl->x;
2378 pl->contr->bed_y = pl->y;
2379
2380 strcpy (pl->contr->killer, "left");
2381 check_score (pl); /* Always check score */
2382 (void) save_player (pl, 0);
2383 pl->map->players--;
2384#if MAP_MAXTIMEOUT
2385 MAP_SWAP_TIME (pl->map) = MAP_TIMEOUT (pl->map);
2386#endif
2387 play_again (pl);
2388 pl->speed = 0;
2389 update_ob_speed (pl);
2390}
2391
2392/**
2393 * Handles applying an improve armor scroll.
2394 * Does some sanity checks, then calls improve_armour.
2395 */
2396static void
2397apply_armour_improver (object *op, object *tmp)
2398{
2399 object *armor;
2400
2401 if (!QUERY_FLAG (op, FLAG_WIZCAST) && (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_NO_MAGIC))
2402 {
2403 new_draw_info (NDI_UNIQUE, 0, op, "Something blocks the magic of the scroll.");
2404 return;
2405 }
2406 armor = find_marked_object (op);
2407 if (!armor)
2408 {
2409 new_draw_info (NDI_UNIQUE, 0, op, "You need to mark an armor object.");
2410 return;
2411 }
2412 if (armor->type != ARMOUR
2413 && armor->type != CLOAK
2414 && armor->type != BOOTS && armor->type != GLOVES && armor->type != BRACERS && armor->type != SHIELD && armor->type != HELMET)
2415 {
2416 new_draw_info (NDI_UNIQUE, 0, op, "Your marked item is not armour!\n");
2417 return;
2418 }
2419
2420 new_draw_info (NDI_UNIQUE, 0, op, "Applying armour enchantment.");
2421 improve_armour (op, tmp, armor);
2422}
2423
2424
2425extern void
2426apply_poison (object *op, object *tmp)
2427{
2428 if (op->type == PLAYER)
2429 {
2430 play_sound_player_only (op->contr, SOUND_DRINK_POISON, 0, 0);
2431 new_draw_info (NDI_UNIQUE, 0, op, "Yech! That tasted poisonous!");
2432 strcpy (op->contr->killer, "poisonous booze");
2433 }
2434 if (tmp->stats.hp > 0)
2435 {
2436 LOG (llevDebug, "Trying to poison player/monster for %d hp\n", tmp->stats.hp);
2437 hit_player (op, tmp->stats.hp, tmp, AT_POISON, 1);
2438 }
2439 op->stats.food -= op->stats.food / 4;
2440 handle_apply_yield (tmp);
2441 decrease_ob (tmp);
2442}
2443
2444/**
2445 * This fonction return true if the exit is not a 2 ways one or it is 2 ways, valid exit.
2446 * A valid 2 way exit means:
2447 * -You can come back (there is another exit at the other side)
2448 * -You are
2449 * ° the owner of the exit
2450 * ° or in the same party as the owner
2451 *
2452 * Note: a owner in a 2 way exit is saved as the owner's name
2453 * in the field exit->name cause the field exit->owner doesn't
2454 * survive in the swapping (in fact the whole exit doesn't survive).
2455 */
2456int
2457is_legal_2ways_exit (object *op, object *exit)
2458{
2459 object *tmp;
2460 object *exit_owner;
2461 player *pp;
2462 maptile *exitmap;
2463
2464 if (exit->stats.exp != 1)
2465 return 1; /*This is not a 2 way, so it is legal */
2466 if (!has_been_loaded (EXIT_PATH (exit)) && exit->race)
2467 return 0; /* This is a reset town portal */
2468 /* To know if an exit has a correspondant, we look at
2469 * all the exits in destination and try to find one with same path as
2470 * the current exit's position */
2471 if (!strncmp (EXIT_PATH (exit), settings.localdir, strlen (settings.localdir)))
2472 exitmap = ready_map_name (EXIT_PATH (exit), MAP_PLAYER_UNIQUE);
2473 else
2474 exitmap = ready_map_name (EXIT_PATH (exit), 0);
2475 if (exitmap)
2476 {
2477 tmp = get_map_ob (exitmap, EXIT_X (exit), EXIT_Y (exit));
2478 if (!tmp)
2479 return 0;
2480 for ((tmp = get_map_ob (exitmap, EXIT_X (exit), EXIT_Y (exit))); tmp; tmp = tmp->above)
2481 {
2482 if (tmp->type != EXIT)
2483 continue; /*Not an exit */
2484 if (!EXIT_PATH (tmp))
2485 continue; /*Not a valid exit */
2486 if ((EXIT_X (tmp) != exit->x) || (EXIT_Y (tmp) != exit->y))
2487 continue; /*Not in the same place */
2488 if (strcmp (exit->map->path, EXIT_PATH (tmp)) != 0)
2489 continue; /*Not in the same map */
2490
2491 /* From here we have found the exit is valid. However we do
2492 * here the check of the exit owner. It is important for the
2493 * town portals to prevent strangers from visiting your appartments
2494 */
2495 if (!exit->race)
2496 return 1; /*No owner, free for all! */
2497 exit_owner = NULL;
2498 for (pp = first_player; pp; pp = pp->next)
2499 {
2500 if (!pp->ob)
2501 continue;
2502 if (pp->ob->name != exit->race)
2503 continue;
2504 exit_owner = pp->ob; /*We found a player which correspond to the player name */
2505 break;
2506 }
2507 if (!exit_owner)
2508 return 0; /* No more owner */
2509 if (exit_owner->contr == op->contr)
2510 return 1; /*It is your exit */
2511 if (exit_owner && /*There is a owner */
2512 (op->contr) && /*A player tries to pass */
2513 ((exit_owner->contr->party == NULL) || /*No pass if controller has no party */
2514 (exit_owner->contr->party != op->contr->party))) /* Or not the same as op */
2515 return 0;
2516 return 1;
2517 }
2518 }
2519 return 0;
2520}
2521
2522
2523/**
2524 * Main apply handler.
2525 *
2526 * Checks for unpaid items before applying.
2527 *
2528 * Return value:
2529 * 0: player or monster can't apply objects of that type
2530 * 1: has been applied, or there was an error applying the object
2531 * 2: objects of that type can't be applied if not in inventory
2532 *
2533 * op is the object that is causing object to be applied, tmp is the object
2534 * being applied.
2535 *
2536 * aflag is special (always apply/unapply) flags. Nothing is done with
2537 * them in this function - they are passed to apply_special
2538 */
2539
2540int
2541manual_apply (object *op, object *tmp, int aflag)
2542{
2543 if (tmp->head)
2544 tmp = tmp->head;
2545
2546 if (QUERY_FLAG (tmp, FLAG_UNPAID) && !QUERY_FLAG (tmp, FLAG_APPLIED))
2547 {
2548 if (op->type == PLAYER)
2549 {
2550 new_draw_info (NDI_UNIQUE, 0, op, "You should pay for it first.");
2551 return 1;
2552 }
2553 else
2554 {
2555 return 0; /* monsters just skip unpaid items */
2556 }
2557 }
2558
2559 if (INVOKE_OBJECT (APPLY, tmp, ARG_OBJECT (op)))
2560 return RESULT_INT (0);
2561
2562 switch (tmp->type)
2563 {
2564
2565 case CF_HANDLE:
2566 new_draw_info (NDI_UNIQUE, 0, op, "You turn the handle.");
2567 play_sound_map (op->map, op->x, op->y, SOUND_TURN_HANDLE);
2568 tmp->value = tmp->value ? 0 : 1;
2569 SET_ANIMATION (tmp, tmp->value);
2570 update_object (tmp, UP_OBJ_FACE);
2571 push_button (tmp);
2572 return 1;
2573
2574 case TRIGGER:
2575 if (check_trigger (tmp, op))
2576 {
2577 new_draw_info (NDI_UNIQUE, 0, op, "You turn the handle.");
2578 play_sound_map (tmp->map, tmp->x, tmp->y, SOUND_TURN_HANDLE);
2579 }
2580 else
2581 {
2582 new_draw_info (NDI_UNIQUE, 0, op, "The handle doesn't move.");
2583 }
2584 return 1;
2585
2586 case EXIT:
2587 if (op->type != PLAYER)
2588 return 0;
2589 if (!EXIT_PATH (tmp) || !is_legal_2ways_exit (op, tmp))
2590 {
2591 new_draw_info_format (NDI_UNIQUE, 0, op, "The %s is closed.", query_name (tmp));
2592 }
2593 else
2594 {
2595 /* Don't display messages for random maps. */
2596 if (tmp->msg && strncmp (EXIT_PATH (tmp), "/!", 2) && strncmp (EXIT_PATH (tmp), "/random/", 8))
2597 new_draw_info (NDI_NAVY, 0, op, tmp->msg);
2598 enter_exit (op, tmp);
2599 }
2600 return 1;
2601
2602 case SIGN:
2603 apply_sign (op, tmp, 0);
2604 return 1;
2605
2606 case BOOK:
2607 if (op->type == PLAYER)
2608 {
2609 apply_book (op, tmp);
2610 return 1;
2611 }
2612 else
2613 {
2614 return 0;
2615 }
2616
2617 case SKILLSCROLL:
2618 if (op->type == PLAYER)
2619 {
2620 apply_skillscroll (op, tmp);
2621 return 1;
2622 }
2623 return 0;
2624
2625 case SPELLBOOK:
2626 if (op->type == PLAYER)
2627 {
2628 apply_spellbook (op, tmp);
2629 return 1;
2630 }
2631 return 0;
2632
2633 case SCROLL:
2634 apply_scroll (op, tmp, 0);
2635 return 1;
2636
2637 case POTION:
2638 (void) apply_potion (op, tmp);
2639 return 1;
2640
2641 /* Eneq(@csd.uu.se): Handle apply on containers. */
2642 case CLOSE_CON:
2643 if (op->type == PLAYER)
2644 (void) esrv_apply_container (op, tmp->env);
2645 else
2646 (void) apply_container (op, tmp->env);
2647 return 1;
2648
2649 case CONTAINER:
2650 if (op->type == PLAYER)
2651 (void) esrv_apply_container (op, tmp);
2652 else
2653 (void) apply_container (op, tmp);
2654 return 1;
2655
2656 case TREASURE:
2657 if (op->type == PLAYER)
2658 {
2659 apply_treasure (op, tmp);
2660 return 1;
2661 }
2662 else
2663 {
2664 return 0;
2665 }
2666
2667 case WEAPON:
2668 case ARMOUR:
2669 case BOOTS:
2670 case GLOVES:
2671 case AMULET:
2672 case GIRDLE:
2673 case BRACERS:
2674 case SHIELD:
2675 case HELMET:
2676 case RING:
2677 case CLOAK:
2678 case WAND:
2679 case ROD:
2680 case HORN:
2681 case SKILL:
2682 case BOW:
2683 case LAMP:
2684 case BUILDER:
2685 case SKILL_TOOL:
2686 if (tmp->env != op)
2687 return 2; /* not in inventory */
2688 (void) apply_special (op, tmp, aflag);
2689 return 1;
2690
2691 case DRINK:
2692 case FOOD:
2693 case FLESH:
2694 apply_food (op, tmp);
2695 return 1;
2696
2697 case POISON:
2698 apply_poison (op, tmp);
2699 return 1;
2700
2701 case SAVEBED:
2702 if (op->type == PLAYER)
2703 {
2704 apply_savebed (op);
2705 return 1;
2706 }
2707 else
2708 {
2709 return 0;
2710 }
2711
2712 case ARMOUR_IMPROVER:
2713 if (op->type == PLAYER)
2714 {
2715 apply_armour_improver (op, tmp);
2716 return 1;
2717 }
2718 else
2719 {
2720 return 0;
2721 }
2722
2723 case WEAPON_IMPROVER:
2724 (void) check_improve_weapon (op, tmp);
2725 return 1;
2726
2727 case CLOCK:
2728 if (op->type == PLAYER)
2729 {
2730 char buf[MAX_BUF];
2731 timeofday_t tod;
2732
2733 get_tod (&tod);
2734 sprintf (buf, "It is %d minute%s past %d o'clock %s",
2735 tod.minute + 1, ((tod.minute + 1 < 2) ? "" : "s"),
2736 ((tod.hour % 14 == 0) ? 14 : ((tod.hour) % 14)), ((tod.hour >= 14) ? "pm" : "am"));
2737 play_sound_player_only (op->contr, SOUND_CLOCK, 0, 0);
2738 new_draw_info (NDI_UNIQUE, 0, op, buf);
2739 return 1;
2740 }
2741 else
2742 {
2743 return 0;
2744 }
2745
2746 case MENU:
2747 if (op->type == PLAYER)
2748 {
2749 shop_listing (op);
2750 return 1;
2751 }
2752 else
2753 {
2754 return 0;
2755 }
2756
2757 case POWER_CRYSTAL:
2758 apply_power_crystal (op, tmp); /* see egoitem.c */
2759 return 1;
2760
2761 case LIGHTER: /* for lighting torches/lanterns/etc */
2762 if (op->type == PLAYER)
2763 {
2764 apply_lighter (op, tmp);
2765 return 1;
2766 }
2767 else
2768 {
2769 return 0;
2770 }
2771
2772 case ITEM_TRANSFORMER:
2773 apply_item_transformer (op, tmp);
2774 return 1;
2775
2776 default:
2777 return 0;
2778 }
2779}
2780
2781
2782/* quiet suppresses the "don't know how to apply" and "you must get it first"
2783 * messages as needed by player_apply_below(). But there can still be
2784 * "but you are floating high above the ground" messages.
2785 *
2786 * Same return value as apply() function.
2787 */
2788int
2789player_apply (object *pl, object *op, int aflag, int quiet)
2790{
2791 int tmp;
2792
2793 if (op->env == NULL && (pl->move_type & MOVE_FLYING))
2794 {
2795 /* player is flying and applying object not in inventory */
2796 if (!QUERY_FLAG (pl, FLAG_WIZ) && !(op->move_type & MOVE_FLYING))
2797 {
2798 new_draw_info (NDI_UNIQUE, 0, pl, "But you are floating high " "above the ground!");
2799 return 0;
2800 }
2801 }
2802
2803 /* Check for PLAYER to avoid a DM to disappear in a puff of smoke if
2804 * applied.
2805 */
2806 if (op->type != PLAYER && QUERY_FLAG (op, FLAG_WAS_WIZ) && !QUERY_FLAG (pl, FLAG_WAS_WIZ))
2807 {
2808 play_sound_map (pl->map, pl->x, pl->y, SOUND_OB_EVAPORATE);
2809 new_draw_info (NDI_UNIQUE, 0, pl, "The object disappears in a puff " "of smoke!");
2810 new_draw_info (NDI_UNIQUE, 0, pl, "It must have been an illusion.");
2811 op->destroy ();
2812 return 1;
2813 }
2814
2815 pl->contr->last_used = op;
2816 pl->contr->last_used_id = op->count;
2817
2818 tmp = manual_apply (pl, op, aflag);
2819 if (!quiet)
2820 {
2821 if (tmp == 0)
2822 new_draw_info_format (NDI_UNIQUE, 0, pl, "I don't know how to apply the %s.", query_name (op));
2823 else if (tmp == 2)
2824 new_draw_info_format (NDI_UNIQUE, 0, pl, "You must get it first!\n");
2825 }
2826 return tmp;
2827}
2828
2829/**
2830 * player_apply_below attempts to apply the object 'below' the player.
2831 * If the player has an open container, we use that for below, otherwise
2832 * we use the ground.
2833 */
2834
2835void
2836player_apply_below (object *pl)
2837{
2838 object *tmp, *next;
2839 int floors;
2840
2841 /* If using a container, set the starting item to be the top
2842 * item in the container. Otherwise, use the map.
2843 */
2844 tmp = (pl->container != NULL) ? pl->container->inv : pl->below;
2845
2846 /* This is perhaps more complicated. However, I want to make sure that
2847 * we don't use a corrupt pointer for the next object, so we get the
2848 * next object in the stack before applying. This is can only be a
2849 * problem if player_apply() has a bug in that it uses the object but does
2850 * not return a proper value.
2851 */
2852 for (floors = 0; tmp != NULL; tmp = next)
2853 {
2854 next = tmp->below;
2855 if (QUERY_FLAG (tmp, FLAG_IS_FLOOR))
2856 floors++;
2857 else if (floors > 0)
2858 return; /* process only floor objects after first floor object */
2859
2860 /* If it is visible, player can apply it. If it is applied by
2861 * person moving on it, also activate. Added code to make it
2862 * so that at least one of players movement types be that which
2863 * the item needs.
2864 */
2865 if (!tmp->invisible || (tmp->move_on & pl->move_type))
2866 {
2867 if (player_apply (pl, tmp, 0, 1) == 1)
2868 return;
2869 }
2870 if (floors >= 2)
2871 return; /* process at most two floor objects */
2872 }
2873} 1023}
2874 1024
2875/** 1025/**
2876 * Unapplies specified item. 1026 * Unapplies specified item.
2877 * No check done on cursed/damned. 1027 * No check done on cursed/damned.
2878 * Break this out of apply_special - this is just done 1028 * Break this out of apply_special - this is just done
2879 * to keep the size of apply_special to a more managable size. 1029 * to keep the size of apply_special to a more managable size.
2880 */ 1030 */
2881static int 1031static bool
2882unapply_special (object *who, object *op, int aflags) 1032unapply_special (object *who, object *op, int aflags)
2883{ 1033{
2884 if (INVOKE_OBJECT (BE_UNREADY, op, ARG_OBJECT (who), ARG_INT (aflags)) || INVOKE_OBJECT (UNREADY, who, ARG_OBJECT (op), ARG_INT (aflags))) 1034 if (INVOKE_OBJECT (BE_UNREADY, op, ARG_OBJECT (who), ARG_INT (aflags))
1035 || INVOKE_OBJECT (UNREADY, who, ARG_OBJECT (op), ARG_INT (aflags)))
2885 return RESULT_INT (0); 1036 return RESULT_INT (0);
2886 1037
2887 object *tmp2; 1038 if (who->current_weapon == op)
1039 who->current_weapon = 0;
2888 1040
2889 CLEAR_FLAG (op, FLAG_APPLIED); 1041 op->flag [FLAG_APPLIED] = false;
1042
2890 switch (op->type) 1043 switch (op->type)
2891 { 1044 {
1045 case SKILL:
1046 if (player *pl = who->contr)
1047 if (op->invisible)
1048 pl->statusmsg (format ("You can no longer use the %s skill.", &op->skill));
1049 else
1050 pl->statusmsg (format ("You stop using the %s.", query_name (op)));
1051
1052 change_abil (who, op);
1053 who->flag [FLAG_READY_SKILL] = false;
1054 break;
1055
2892 case WEAPON: 1056 case WEAPON:
2893 new_draw_info_format (NDI_UNIQUE, 0, who, "You unwield %s.", query_name (op)); 1057 who->statusmsg (format ("You unwield %s.", query_name (op)));
2894
2895 (void) change_abil (who, op); 1058 change_abil (who, op);
2896 if (QUERY_FLAG (who, FLAG_READY_WEAPON)) 1059 who->flag [FLAG_READY_WEAPON] = false;
2897 CLEAR_FLAG (who, FLAG_READY_WEAPON); 1060
2898 clear_skill (who); 1061 // unapplying a weapon or skill tool should also unapply the skill it governs
1062 // but this is hard, as it shouldn't do so when the skill can
1063 // be used for other reasons
1064 if (who->chosen_skill)
1065 if (!who->chosen_skill->flag [FLAG_CAN_USE_SKILL])
1066 unapply_special (who, op, 0);
1067
2899 break; 1068 break;
2900 1069
2901 case SKILL: /* allows objects to impart skills */ 1070 case BOW:
2902 case SKILL_TOOL: 1071 case WAND:
2903 if (op != who->chosen_skill) 1072 case ROD:
1073 case HORN:
1074 case RANGED:
1075 if (player *pl = who->contr)
2904 { 1076 {
2905 LOG (llevError, "BUG: apply_special(): applied skill is not a chosen skill\n"); 1077 who->statusmsg (format ("You unready %s.", query_name (op)));
1078 change_abil (who, op);
2906 } 1079 }
2907 if (who->type == PLAYER) 1080 else
2908 { 1081 {
2909 if (who->contr->shoottype == range_skill) 1082 who->change_skill (0);
2910 who->contr->shoottype = range_none; 1083
2911 if (!op->invisible) 1084 if (op->type == BOW)
2912 { 1085 op->flag [FLAG_READY_BOW ] = false;
2913 new_draw_info_format (NDI_UNIQUE, 0, who, "You stop using the %s.", query_name (op));
2914 }
2915 else 1086 else
2916 { 1087 op->flag [FLAG_READY_RANGE] = false;
2917 new_draw_info_format (NDI_UNIQUE, 0, who, "You can no longer use the skill: %s.", &op->skill);
2918 }
2919 } 1088 }
2920 (void) change_abil (who, op); 1089
2921 who->chosen_skill = NULL;
2922 CLEAR_FLAG (who, FLAG_READY_SKILL);
2923 break; 1090 break;
2924 1091
2925 case ARMOUR: 1092 case ARMOUR:
2926 case HELMET: 1093 case HELMET:
2927 case SHIELD: 1094 case SHIELD:
… …
2930 case GLOVES: 1097 case GLOVES:
2931 case AMULET: 1098 case AMULET:
2932 case GIRDLE: 1099 case GIRDLE:
2933 case BRACERS: 1100 case BRACERS:
2934 case CLOAK: 1101 case CLOAK:
2935 new_draw_info_format (NDI_UNIQUE, 0, who, "You unwear %s.", query_name (op)); 1102 who->statusmsg (format ("You unwear %s.", query_name (op)));
2936 (void) change_abil (who, op); 1103 change_abil (who, op);
2937 break; 1104 break;
1105
2938 case LAMP: 1106 case SPELL:
2939 new_draw_info_format (NDI_UNIQUE, 0, who, "You turn off your %s.", &op->name); 1107 case BUILDER:
2940 tmp2 = arch_to_object (op->other_arch); 1108 who->statusmsg (format ("You unready %s.", query_name (op)));
2941 tmp2->x = op->x;
2942 tmp2->y = op->y;
2943 tmp2->map = op->map;
2944 tmp2->below = op->below;
2945 tmp2->above = op->above;
2946 tmp2->stats.food = op->stats.food;
2947 CLEAR_FLAG (tmp2, FLAG_APPLIED);
2948
2949 if (QUERY_FLAG (op, FLAG_INV_LOCKED))
2950 SET_FLAG (tmp2, FLAG_INV_LOCKED);
2951
2952 if (who->type == PLAYER)
2953 esrv_del_item (who->contr, op->count);
2954
2955 op->destroy ();
2956 insert_ob_in_ob (tmp2, who);
2957 fix_player (who);
2958 if (QUERY_FLAG (op, FLAG_CURSED) || QUERY_FLAG (op, FLAG_DAMNED))
2959 {
2960 if (who->type == PLAYER)
2961 {
2962 new_draw_info (NDI_UNIQUE, 0, who, "Oops, it feels deadly cold!");
2963 SET_FLAG (tmp2, FLAG_KNOWN_CURSED);
2964 }
2965 }
2966 if (who->type == PLAYER)
2967 esrv_send_item (who, tmp2);
2968 return 1; /* otherwise, an attempt to drop causes problems */
2969 break; 1109 break;
2970 case BOW: 1110
2971 case WAND: 1111 //case SKILL_TOOL://TODO
2972 case ROD: 1112 default:
2973 case HORN: 1113 who->statusmsg (format ("You unapply %s.", query_name (op)));
2974 clear_skill (who);
2975 new_draw_info_format (NDI_UNIQUE, 0, who, "You unready %s.", query_name (op));
2976 if (who->type == PLAYER)
2977 {
2978 who->contr->shoottype = range_none;
2979 }
2980 else
2981 {
2982 if (op->type == BOW)
2983 CLEAR_FLAG (who, FLAG_READY_BOW);
2984 else
2985 CLEAR_FLAG (who, FLAG_READY_RANGE);
2986 }
2987 break; 1114 break;
2988
2989 case BUILDER:
2990 new_draw_info_format (NDI_UNIQUE, 0, who, "You unready %s.", query_name (op));
2991 who->contr->shoottype = range_none;
2992 who->contr->ranges[range_builder] = NULL;
2993 break;
2994
2995 default:
2996 new_draw_info_format (NDI_UNIQUE, 0, who, "You unapply %s.", query_name (op));
2997 break;
2998 }
2999
3000 fix_player (who);
3001
3002 if (!(aflags & AP_NO_MERGE))
3003 { 1115 }
3004 object *tmp;
3005 1116
3006 tmp = merge_ob (op, NULL); 1117 if (aflags & AP_NO_MERGE || !merge_ob (op, 0))
3007 if (who->type == PLAYER) 1118 if (object *pl = op->visible_to ())
3008 {
3009 if (tmp)
3010 { /* it was merged */
3011 esrv_del_item (who->contr, op->count);
3012 op = tmp;
3013 }
3014
3015 esrv_send_item (who, op); 1119 esrv_send_item (pl, op);
3016 } 1120
3017 } 1121 who->update_stats ();
1122
3018 return 0; 1123 return 1;
3019} 1124}
3020 1125
3021/** 1126/**
3022 * Returns the object that is using location 'loc'. 1127 * Returns the object that is using location 'loc'.
3023 * Note that 'start' is the first object to start examing - we 1128 * Note that 'start' is the first object to start examing - we
3024 * then go through the below of this. In this way, you can do 1129 * then go through the below of this. In this way, you can do
3025 * something like: 1130 * something like:
3026 * tmp = get_item_from_body_location(who->inv, 1); 1131 * tmp = get_next_item_from_body_location(who->inv, 1);
3027 * if (tmp) tmp1 = get_item_from_body_location(tmp->below, 1); 1132 * if (tmp) tmp1 = get_next_item_from_body_location(tmp->below, 1);
3028 * to find the second object that may use this location, etc. 1133 * to find the second object that may use this location, etc.
3029 * Returns NULL if no match is found. 1134 * Returns NULL if no match is found.
3030 * loc is the index into the array we are looking for a match. 1135 * loc is the index into the array we are looking for a match.
3031 * don't return invisible objects unless they are skill objects 1136 * don't return invisible objects unless they are skill objects
3032 * invisible other objects that use 1137 * invisible other objects that use
3033 * up body locations can be used as restrictions. 1138 * up body locations can be used as restrictions.
3034 */ 1139 */
3035object * 1140static object *
3036get_item_from_body_location (object *start, int loc) 1141get_next_item_from_body_location (int loc, object *start)
3037{ 1142{
3038 object *tmp;
3039
3040 if (!start)
3041 return NULL;
3042
3043 for (tmp = start; tmp; tmp = tmp->below) 1143 for (object *tmp = start; tmp; tmp = tmp->below)
3044 if (QUERY_FLAG (tmp, FLAG_APPLIED) && tmp->body_info[loc] && (!tmp->invisible || tmp->type == SKILL)) 1144 if (tmp->flag [FLAG_APPLIED]
1145 && tmp->slot [loc].info
1146 && (!tmp->invisible || tmp->type == SKILL || tmp->type == SPELL))
3045 return tmp; 1147 return tmp;
3046 1148
3047 return NULL; 1149 return 0;
3048} 1150}
3049
3050
3051 1151
3052/** 1152/**
3053 * 'op' wants to apply an object, but can't because of other equipment. 1153 * 'op' wants to apply an object, but can't because of other equipment.
3054 * This should only be called when it is known 1154 * This should only be called when it is known
3055 * that there are objects to unapply. This makes pretty heavy 1155 * that there are objects to unapply. This makes pretty heavy
… …
3058 * Returns 0 on success, returns 1 if there is some problem. 1158 * Returns 0 on success, returns 1 if there is some problem.
3059 * if aflags is AP_PRINT, we instead print out waht to unapply 1159 * if aflags is AP_PRINT, we instead print out waht to unapply
3060 * instead of doing it. This is a lot less code than having 1160 * instead of doing it. This is a lot less code than having
3061 * another function that does just that. 1161 * another function that does just that.
3062 */ 1162 */
3063int 1163
1164#define CANNOT_REMOVE_CURSED \
1165 "H<You cannot remove cursed or damned items, you first have to remove the curse. " \
1166 "Praying over an altar, scrolls of remove curse/damnation, " \
1167 "priests or even other players might help.>"
1168
1169static bool
3064unapply_for_ob (object *who, object *op, int aflags) 1170unapply_for_ob (object *who, object *op, int aflags)
3065{ 1171{
3066 int i; 1172 if (op->is_range ())
3067 object *tmp = NULL, *last;
3068
3069 /* If we are applying a shield or weapon, unapply any equipped shield
3070 * or weapons first - only allowed to use one weapon/shield at a time.
3071 */
3072 if (op->type == WEAPON || op->type == SHIELD)
3073 {
3074 for (tmp = who->inv; tmp; tmp = tmp->below) 1173 for (object *tmp = who->inv; tmp; tmp = tmp->below)
3075 {
3076 if (QUERY_FLAG (tmp, FLAG_APPLIED) && tmp->type == op->type) 1174 if (QUERY_FLAG (tmp, FLAG_APPLIED) && tmp->is_range ())
3077 {
3078 if ((aflags & AP_IGNORE_CURSE) || (aflags & AP_PRINT) || (!QUERY_FLAG (tmp, FLAG_CURSED) && !QUERY_FLAG (tmp, FLAG_DAMNED))) 1175 if ((aflags & AP_IGNORE_CURSE) || (aflags & AP_PRINT) || (!QUERY_FLAG (tmp, FLAG_CURSED) && !QUERY_FLAG (tmp, FLAG_DAMNED)))
3079 { 1176 {
3080 if (aflags & AP_PRINT) 1177 if (aflags & AP_PRINT)
3081 new_draw_info (NDI_UNIQUE, 0, who, query_name (tmp)); 1178 who->failmsg (query_name (tmp));
3082 else 1179 else
3083 unapply_special (who, tmp, aflags); 1180 unapply_special (who, tmp, aflags);
3084 } 1181 }
3085 else 1182 else
3086 { 1183 {
3087 /* In this case, we want to try and remove a cursed item. 1184 /* In this case, we want to try and remove a cursed item.
3088 * While we know it won't work, we want unapply_special to 1185 * While we know it won't work, we want unapply_special to
3089 * at least generate the message. 1186 * at least generate the message.
3090 */ 1187 */
3091 new_draw_info_format (NDI_UNIQUE, 0, who, "No matter how hard you try, you just can't\nremove %s.", query_name (tmp)); 1188 who->failmsg (format ("No matter how hard you try, you just can't remove the %s." CANNOT_REMOVE_CURSED, query_name (tmp)));
3092 return 1; 1189 return 1;
3093 }
3094
3095 } 1190 }
3096 }
3097 }
3098 1191
3099 for (i = 0; i < NUM_BODY_LOCATIONS; i++) 1192 for (int i = 0; i < NUM_BODY_LOCATIONS; i++)
3100 { 1193 {
3101 /* this used up a slot that we need to free */ 1194 /* this used up a slot that we need to free */
3102 if (op->body_info[i]) 1195 if (op->slot[i].info)
3103 { 1196 {
3104 last = who->inv; 1197 object *last = who->inv;
3105 1198
3106 /* We do a while loop - may need to remove several items in order 1199 /* We do a while loop - may need to remove several items in order
3107 * to free up enough slots. 1200 * to free up enough slots.
3108 */ 1201 */
3109 while ((who->body_used[i] + op->body_info[i]) < 0) 1202 while ((who->slot[i].used + op->slot[i].info) < 0)
3110 { 1203 {
3111 tmp = get_item_from_body_location (last, i); 1204 object *tmp = get_next_item_from_body_location (i, last);
1205
3112 if (!tmp) 1206 if (!tmp)
3113 { 1207 {
3114#if 0 1208#if 0
3115 /* Not a bug - we'll get this if the player has cursed items 1209 /* Not a bug - we'll get this if the player has cursed items
3116 * equipped. 1210 * equipped.
3117 */ 1211 */
3118 LOG (llevError, "Can't find object using location %d (%s) on %s\n", i, body_locations[i].save_name, who->name); 1212 LOG (llevError, "Can't find object using location %d (%s) on %s\n", i, body_locations[i].save_name, who->name);
3119#endif 1213#endif
3120 return 1; 1214 return 1;
3121 } 1215 }
1216
3122 /* If we are just printing, we don't care about cursed status */ 1217 /* If we are just printing, we don't care about cursed status */
3123 if ((aflags & AP_IGNORE_CURSE) || (aflags & AP_PRINT) || (!(QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED)))) 1218 if ((aflags & AP_IGNORE_CURSE) || (aflags & AP_PRINT) || (!(QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED))))
3124 { 1219 {
3125 if (aflags & AP_PRINT) 1220 if (aflags & AP_PRINT)
3126 new_draw_info (NDI_UNIQUE, 0, who, query_name (tmp)); 1221 who->failmsg (query_name (tmp));
3127 else 1222 else
3128 unapply_special (who, tmp, aflags); 1223 unapply_special (who, tmp, aflags);
3129 } 1224 }
3130 else 1225 else
3131 { 1226 {
3132 /* Cursed item that we can't unequip - tell the player. 1227 /* Cursed item that we can't unequip - tell the player.
3133 * Note this could be annoying if this is just one of a few, 1228 * Note this could be annoying if this is just one of a few,
3134 * so it may not be critical (eg, putting on a ring and you have 1229 * so it may not be critical (eg, putting on a ring and you have
3135 * one cursed ring.) 1230 * one cursed ring.)
3136 */ 1231 */
3137 new_draw_info_format (NDI_UNIQUE, 0, who, "The %s just won't come off", query_name (tmp)); 1232 who->failmsg (format ("The %s just won't come off." CANNOT_REMOVE_CURSED, query_name (tmp)));
3138 } 1233 }
1234
3139 last = tmp->below; 1235 last = tmp->below;
3140 } 1236 }
3141 /* if we got here, this slot is freed up - otherwise, if it wasn't freed up, the 1237 /* if we got here, this slot is freed up - otherwise, if it wasn't freed up, the
3142 * return in the !tmp would have kicked in. 1238 * return in the !tmp would have kicked in.
3143 */ 1239 */
3144 } /* if op is using this body location */ 1240 } /* if op is using this body location */
3145 } /* for body lcoations */ 1241 } /* for body lcoations */
1242
3146 return 0; 1243 return 0;
3147} 1244}
3148 1245
3149/** 1246/**
3150 * Checks to see if 'who' can apply object 'op'. 1247 * Checks to see if 'who' can apply object 'op'.
3151 * Returns 0 if apply can be done without anything special. 1248 * Returns 0 if apply can be done without anything special.
3152 * Otherwise returns a bitmask - potentially several of these may be 1249 * Otherwise returns a bitmask - potentially several of these may be
3153 * set, but largely depends on circumstance - in the future, processing 1250 * set, but largely depends on circumstance - in the future, processing
3154 * may be pruned once we know some status (eg, once CAN_APPLY_NEVER 1251 * may be pruned once we know some status (eg, once CAN_APPLY_NEVER
3155 * is set, do we really are what the other flags may be?) 1252 * is set, do we really care what the other flags may be?)
3156 * 1253 *
3157 * See include/define.h for detailed description of the meaning of 1254 * See include/define.h for detailed description of the meaning of
3158 * these return values. 1255 * these return values.
3159 */ 1256 */
3160int 1257int
3161can_apply_object (object *who, object *op) 1258can_apply_object (object *who, object *op)
3162{ 1259{
3163 if (INVOKE_OBJECT (CAN_BE_APPLIED, op, ARG_OBJECT (who)) || INVOKE_OBJECT (CAN_APPLY, who, ARG_OBJECT (op))) 1260 if (INVOKE_OBJECT (CAN_BE_APPLIED, op, ARG_OBJECT (who)) || INVOKE_OBJECT (CAN_APPLY, who, ARG_OBJECT (op)))
3164 return RESULT_INT (0); 1261 return RESULT_INT (0);
3165 1262
3166 int i, retval = 0; 1263 int retval = 0;
3167 object *tmp = NULL, *ws = NULL; 1264 object *tmp = 0, *ws = 0;
3168 1265
3169 /* Players have 2 'arm's, so they could in theory equip 2 shields or 1266 for (int i = 0; i < NUM_BODY_LOCATIONS; i++)
3170 * 2 weapons, but we don't want to let them do that. So if they are
3171 * trying to equip a weapon or shield, see if they already have one
3172 * in place and store that way.
3173 */
3174 if (op->type == WEAPON || op->type == SHIELD)
3175 { 1267 {
3176 for (tmp = who->inv; tmp && !ws; tmp = tmp->below) 1268 if (op->slot[i].info)
3177 { 1269 {
3178 if (QUERY_FLAG (tmp, FLAG_APPLIED) && tmp->type == op->type) 1270 /* Item uses more slots than we have */
1271 if (who->slot[i].info + op->slot [i].info < 0)
3179 { 1272 {
3180 retval = CAN_APPLY_UNAPPLY;
3181 ws = tmp;
3182 }
3183 }
3184 }
3185
3186
3187 for (i = 0; i < NUM_BODY_LOCATIONS; i++)
3188 {
3189 if (op->body_info[i])
3190 {
3191 /* Item uses more slots than we have */
3192 if (FABS (op->body_info[i]) > who->body_info[i])
3193 {
3194 /* Could return now for efficiently - rest of info below isn' 1273 /* Could return now for efficiency - rest of info below isn't
3195 * really needed. 1274 * really needed.
3196 */ 1275 */
3197 retval |= CAN_APPLY_NEVER; 1276 retval |= CAN_APPLY_NEVER;
3198 } 1277 }
3199 else if ((who->body_used[i] + op->body_info[i]) < 0) 1278 else if (who->slot[i].used + op->slot[i].info < 0)
3200 { 1279 {
3201 /* in this case, equipping this would use more free spots than 1280 /* in this case, equipping this would use more free spots than
3202 * we have. 1281 * we have.
3203 */ 1282 */
3204 object *tmp1;
3205
3206 1283
3207 /* if we have an applied weapon/shield, and unapply it would free 1284 /* if we have an applied weapon/shield, and unapply it would free
3208 * enough slots to equip the new item, then just set this can 1285 * enough slots to equip the new item, then just set "can
3209 * continue. We don't care about the logic below - if you have 1286 * apply unapply". We don't care about the logic below - if you have a
3210 * shield equipped and try to equip another shield, there is only 1287 * shield equipped and try to equip another shield, there is only
3211 * one choice. However, the check for the number of body locations 1288 * one choice. However, the check for the number of body locations
3212 * does take into the account cases where what is being applied 1289 * does take into the account cases where what is being applied
3213 * may be two handed for example. 1290 * may be two handed for example.
3214 */ 1291 */
3215 if (ws) 1292 if (ws)
3216 { 1293 if ((who->slot[i].used - ws->slot[i].info + op->slot[i].info) >= 0)
3217 if ((who->body_used[i] - ws->body_info[i] + op->body_info[i]) >= 0)
3218 { 1294 {
3219 retval |= CAN_APPLY_UNAPPLY; 1295 retval |= CAN_APPLY_UNAPPLY;
3220 continue; 1296 continue;
3221 } 1297 }
3222 }
3223 1298
3224 tmp1 = get_item_from_body_location (who->inv, i); 1299 object *tmp1 = get_next_item_from_body_location (i, who->inv);
3225 if (!tmp1) 1300 if (!tmp1)
3226 {
3227#if 0
3228 /* This is sort of an error, but happens a lot when old players
3229 * join in with more stuff equipped than they are now allowed.
3230 */
3231 LOG (llevError, "Can't find object using location %d on %s\n", i, who->name);
3232#endif
3233 retval |= CAN_APPLY_NEVER; 1301 retval |= CAN_APPLY_NEVER;
3234 }
3235 else 1302 else
3236 { 1303 {
3237 /* need to unapply something. However, if this something 1304 /* need to unapply something. However, if this something
3238 * is different than we had found before, it means they need 1305 * is different than we had found before, it means they need
3239 * to apply multiple objects 1306 * to apply multiple objects
3240 */ 1307 */
3241 retval |= CAN_APPLY_UNAPPLY; 1308 retval |= CAN_APPLY_UNAPPLY;
1309
3242 if (!tmp) 1310 if (!tmp)
3243 tmp = tmp1; 1311 tmp = tmp1;
3244 else if (tmp != tmp1) 1312 else if (tmp != tmp1)
3245 {
3246 retval |= CAN_APPLY_UNAPPLY_MULT; 1313 retval |= CAN_APPLY_UNAPPLY_MULT;
3247 } 1314
3248 /* This object isn't using up all the slots, so there must 1315 /* This object isn't using up all the slots, so there must
3249 * be another. If so, and it the new item doesn't need all 1316 * be another. If so, and it the new item doesn't need all
3250 * the slots, the player then has a choice. 1317 * the slots, the player then has a choice.
3251 */ 1318 */
3252 if (((who->body_used[i] - tmp1->body_info[i]) != who->body_info[i]) && (FABS (op->body_info[i]) < who->body_info[i])) 1319 if ((who->slot[i].used - tmp1->slot[i].info != who->slot[i].info)
1320 && abs (op->slot[i].info) < who->slot[i].info)
3253 retval |= CAN_APPLY_UNAPPLY_CHOICE; 1321 retval |= CAN_APPLY_UNAPPLY_CHOICE;
3254 1322
3255 /* Does unequippint 'tmp1' free up enough slots for this to be 1323 /* Does unequippint 'tmp1' free up enough slots for this to be
3256 * equipped? If not, there must be something else to unapply. 1324 * equipped? If not, there must be something else to unapply.
3257 */ 1325 */
3258 if ((who->body_used[i] + op->body_info[i] - tmp1->body_info[i]) < 0) 1326 if (who->slot[i].used + op->slot[i].info < tmp1->slot[i].info)
3259 retval |= CAN_APPLY_UNAPPLY_MULT; 1327 retval |= CAN_APPLY_UNAPPLY_MULT;
3260
3261 } 1328 }
3262 } /* if not enough free slots */ 1329 } /* if not enough free slots */
3263 } /* if this object uses location i */ 1330 } /* if this object uses location i */
3264 } /* for i -> num_body_locations loop */ 1331 } /* for i -> num_body_locations loop */
3265 1332
… …
3270 * and weapons all use the same slot. Similar for horn/rod/wand - they 1337 * and weapons all use the same slot. Similar for horn/rod/wand - they
3271 * all use the same location. 1338 * all use the same location.
3272 */ 1339 */
3273 if (op->type == WEAPON && !QUERY_FLAG (who, FLAG_USE_WEAPON)) 1340 if (op->type == WEAPON && !QUERY_FLAG (who, FLAG_USE_WEAPON))
3274 retval |= CAN_APPLY_RESTRICTION; 1341 retval |= CAN_APPLY_RESTRICTION;
1342
3275 if (op->type == SHIELD && !QUERY_FLAG (who, FLAG_USE_SHIELD)) 1343 if (op->type == SHIELD && !QUERY_FLAG (who, FLAG_USE_SHIELD))
3276 retval |= CAN_APPLY_RESTRICTION; 1344 retval |= CAN_APPLY_RESTRICTION;
3277 1345
3278
3279 if (who->type != PLAYER) 1346 if (who->type != PLAYER)
3280 { 1347 {
3281 if ((op->type == WAND || op->type == HORN || op->type == ROD) && !QUERY_FLAG (who, FLAG_USE_RANGE)) 1348 if ((op->type == WAND || op->type == HORN || op->type == ROD) && !QUERY_FLAG (who, FLAG_USE_RANGE))
3282 retval |= CAN_APPLY_RESTRICTION; 1349 retval |= CAN_APPLY_RESTRICTION;
1350
3283 if (op->type == BOW && !QUERY_FLAG (who, FLAG_USE_BOW)) 1351 if (op->type == BOW && !QUERY_FLAG (who, FLAG_USE_BOW))
3284 retval |= CAN_APPLY_RESTRICTION; 1352 retval |= CAN_APPLY_RESTRICTION;
1353
3285 if (op->type == RING && !QUERY_FLAG (who, FLAG_USE_RING)) 1354 if (op->type == RING && !QUERY_FLAG (who, FLAG_USE_RING))
3286 retval |= CAN_APPLY_RESTRICTION; 1355 retval |= CAN_APPLY_RESTRICTION;
1356
3287 if (op->type == BOW && !QUERY_FLAG (who, FLAG_USE_BOW)) 1357 if (op->type == BOW && !QUERY_FLAG (who, FLAG_USE_BOW))
3288 retval |= CAN_APPLY_RESTRICTION; 1358 retval |= CAN_APPLY_RESTRICTION;
3289 } 1359 }
1360
3290 return retval; 1361 return retval;
3291} 1362}
3292
3293
3294 1363
3295/** 1364/**
3296 * who is the object using the object. It can be a monster. 1365 * who is the object using the object. It can be a monster.
3297 * op is the object they are using. op is an equipment type item, 1366 * op is the object they are using. op is an equipment type item,
3298 * eg, one which you put on and keep on for a while, and not something 1367 * eg, one which you put on and keep on for a while, and not something
… …
3307 * AP_UNAPPLY=always unapply). 1376 * AP_UNAPPLY=always unapply).
3308 * 1377 *
3309 * Optional flags: 1378 * Optional flags:
3310 * AP_NO_MERGE: don't merge an unapplied object with other objects 1379 * AP_NO_MERGE: don't merge an unapplied object with other objects
3311 * AP_IGNORE_CURSE: unapply cursed items 1380 * AP_IGNORE_CURSE: unapply cursed items
1381 * AP_NO_READY: do not ready skills when applying skill tools
3312 * 1382 *
3313 * Usage example: apply_special (who, op, AP_UNAPPLY | AP_IGNORE_CURSE) 1383 * Usage example: apply_special (who, op, AP_UNAPPLY | AP_IGNORE_CURSE)
3314 * 1384 *
3315 * apply_special() doesn't check for unpaid items. 1385 * apply_special() doesn't check for unpaid items.
3316 */ 1386 */
3317int 1387
1388#define LACK_ITEM_POWER \
1389 " H<You lack enough unused item power to use this weapon, see the skills command.>"
1390
1391static bool
3318apply_special (object *who, object *op, int aflags) 1392apply_special (object *who, object *op, int aflags)
3319{ 1393{
3320 int basic_flag = aflags & AP_BASIC_FLAGS; 1394 int basic_flag = aflags & AP_MODE;
3321 object *tmp, *tmp2, *skop = NULL; 1395 object *tmp, *tmp2, *skop = NULL;
3322 int i;
3323 1396
3324 if (who == NULL) 1397 if (who == NULL)
3325 { 1398 {
3326 LOG (llevError, "apply_special() from object without environment.\n"); 1399 LOG (llevError, "apply_special() from object without environment.\n");
3327 return 1; 1400 return 1;
3328 } 1401 }
3329 1402
1403 //TODO: remove these when apply_special is no longer exposed
3330 if (op->env != who) 1404 if (op->env != who)
3331 return 1; /* op is not in inventory */ 1405 return 1; /* op is not in inventory */
3332 1406
3333 /* trying to unequip op */ 1407 /* trying to unequip op */
3334 if (QUERY_FLAG (op, FLAG_APPLIED)) 1408 if (QUERY_FLAG (op, FLAG_APPLIED))
… …
3337 if (basic_flag == AP_APPLY) 1411 if (basic_flag == AP_APPLY)
3338 return 0; 1412 return 0;
3339 1413
3340 if (!(aflags & AP_IGNORE_CURSE) && (QUERY_FLAG (op, FLAG_CURSED) || QUERY_FLAG (op, FLAG_DAMNED))) 1414 if (!(aflags & AP_IGNORE_CURSE) && (QUERY_FLAG (op, FLAG_CURSED) || QUERY_FLAG (op, FLAG_DAMNED)))
3341 { 1415 {
3342 new_draw_info_format (NDI_UNIQUE, 0, who, "No matter how hard you try, you just can't\nremove %s.", query_name (op)); 1416 who->failmsg (format ("No matter how hard you try, you just can't remove %s." CANNOT_REMOVE_CURSED, query_name (op)));
3343 return 1; 1417 return 1;
3344 } 1418 }
1419
3345 return unapply_special (who, op, aflags); 1420 return unapply_special (who, op, aflags);
3346 } 1421 }
3347
3348 if (basic_flag == AP_UNAPPLY) 1422 else if (basic_flag == AP_UNAPPLY)
3349 return 0; 1423 return 0;
3350 1424
3351 i = can_apply_object (who, op); 1425 splay (op);
3352 1426
3353 /* Can't just apply this object. Lets see what not and what to do */ 1427 /* Can't just apply this object. Lets see what not and what to do */
3354 if (i) 1428 if (int i = can_apply_object (who, op))
3355 { 1429 {
3356 if (i & CAN_APPLY_NEVER) 1430 if (i & CAN_APPLY_NEVER)
3357 { 1431 {
3358 new_draw_info_format (NDI_UNIQUE, 0, who, "You don't have the body to use a %s\n", query_name (op)); 1432 who->failmsg (format ("You don't have the body to use a %s. H<You can never apply this item.>", query_name (op)));
3359 return 1; 1433 return 1;
3360 } 1434 }
3361 else if (i & CAN_APPLY_RESTRICTION) 1435 else if (i & CAN_APPLY_RESTRICTION)
3362 { 1436 {
3363 new_draw_info_format (NDI_UNIQUE, 0, who, "You have a prohibition against using a %s\n", query_name (op)); 1437 who->failmsg (format (
1438 "You have a prohibition against using a %s. "
1439 "H<Your belief, profession or class prevents you from applying this item.>",
1440 query_name (op)
1441 ));
3364 return 1; 1442 return 1;
3365 } 1443 }
1444
3366 if (who->type != PLAYER) 1445 if (who->type != PLAYER)
3367 { 1446 {
3368 /* Some error, so don't try to equip something more */ 1447 /* Some error, so don't try to equip something more */
3369 if (unapply_for_ob (who, op, aflags)) 1448 if (unapply_for_ob (who, op, aflags))
3370 return 1; 1449 return 1;
3371 } 1450 }
3372 else 1451 else
3373 { 1452 {
3374 if (who->contr->unapply == unapply_never || (i & CAN_APPLY_UNAPPLY_CHOICE && who->contr->unapply == unapply_nochoice)) 1453 if (who->contr->unapply == unapply_never || (i & CAN_APPLY_UNAPPLY_CHOICE && who->contr->unapply == unapply_nochoice))
3375 { 1454 {
3376 new_draw_info (NDI_UNIQUE, 0, who, "You need to unapply some item(s):"); 1455 who->failmsg ("You need to unapply some of the following item(s) or change your applymode:");
3377 unapply_for_ob (who, op, AP_PRINT); 1456 unapply_for_ob (who, op, AP_PRINT);
3378 return 1; 1457 return 1;
3379 } 1458 }
3380 else if (who->contr->unapply == unapply_always || !(i & CAN_APPLY_UNAPPLY_CHOICE)) 1459 else if (who->contr->unapply == unapply_always || !(i & CAN_APPLY_UNAPPLY_CHOICE))
3381 {
3382 i = unapply_for_ob (who, op, aflags); 1460 if (unapply_for_ob (who, op, aflags))
3383 if (i)
3384 return 1; 1461 return 1;
3385 } 1462 }
3386 }
3387 } 1463 }
1464
3388 if (op->skill && op->type != SKILL && op->type != SKILL_TOOL) 1465 if (op->skill && op->type != SKILL && op->type != SKILL_TOOL)
3389 { 1466 {
1467 // try to ready attached skill first
3390 skop = find_skill_by_name (who, op->skill); 1468 skop = find_skill_by_name (who, op->skill);
1469
3391 if (!skop) 1470 if (!skop)
3392 { 1471 {
3393 new_draw_info_format (NDI_UNIQUE, 0, who, "You need the %s skill to use this item!", &op->skill); 1472 who->failmsg (format ("You need the %s skill to use this item!", &op->skill));
3394 return 1; 1473 return 1;
3395 } 1474 }
3396 else 1475 else if (!who->apply (skop, AP_APPLY | AP_NO_SLOT))
3397 {
3398 /* While experience will be credited properly, we want to change the
3399 * skill so that the dam and wc get updated
3400 */
3401 change_skill (who, skop, 0);
3402 } 1476 {
3403 } 1477 who->failmsg (format ("You can't use the required %s skill!", &op->skill));
3404 1478 return 1;
3405 if (who->type == PLAYER && op->item_power && (op->item_power + who->contr->item_power) > (settings.item_power_factor * who->level)) 1479 }
3406 { 1480 }
3407 new_draw_info (NDI_UNIQUE, 0, who, "Equipping that combined with other items would consume your soul!"); 1481
1482 if (!check_item_power (who, op->item_power))
1483 {
1484 who->failmsg ("Equipping that combined with other items would consume your soul!" LACK_ITEM_POWER);
3408 return 1; 1485 return 1;
3409 } 1486 }
3410
3411 1487
3412 /* Ok. We are now at the state where we can apply the new object. 1488 /* Ok. We are now at the state where we can apply the new object.
3413 * Note that we don't have the checks for can_use_... 1489 * Note that we don't have the checks for can_use_...
3414 * below - that is already taken care of by can_apply_object. 1490 * below - that is already taken care of by can_apply_object.
3415 */ 1491 */
3416 1492
3417 1493 // split away all the other items from the stack, so only one item is left
3418 if (op->nrof > 1) 1494 tmp = op->nrof > 1 ? op->split (op->nrof - 1) : 0;
3419 tmp = get_split_ob (op, op->nrof - 1);
3420 else
3421 tmp = NULL;
3422 1495
3423 if (INVOKE_OBJECT (BE_READY, op, ARG_OBJECT (who)) || INVOKE_OBJECT (READY, who, ARG_OBJECT (op))) 1496 if (INVOKE_OBJECT (BE_READY, op, ARG_OBJECT (who)) || INVOKE_OBJECT (READY, who, ARG_OBJECT (op)))
3424 return RESULT_INT (0); 1497 return RESULT_INT (0);
3425 1498
3426 switch (op->type) 1499 switch (op->type)
3427 { 1500 {
3428 case WEAPON: 1501 case WEAPON:
3429 if (!check_weapon_power (who, op->last_eat)) 1502 if (op->level && (!op->name.starts_with (who->name) || op->name [who->name.length ()] != '\''))
3430 {
3431 new_draw_info (NDI_UNIQUE, 0, who, "That weapon is too powerful for you to use.");
3432 new_draw_info (NDI_UNIQUE, 0, who, "It would consume your soul!.");
3433 if (tmp != NULL)
3434 (void) insert_ob_in_ob (tmp, who);
3435 return 1;
3436 }
3437 if (op->level && (strncmp (op->name, who->name, strlen (who->name))))
3438 { 1503 {
3439 /* if the weapon does not have the name as the character, can't use it. */ 1504 /* if the weapon does not have the name as the character, can't use it. */
3440 /* (Ragnarok's sword attempted to be used by Foo: won't work) */ 1505 /* (Ragnarok's sword attempted to be used by Foo: won't work) */
3441 new_draw_info (NDI_UNIQUE, 0, who, "The weapon does not recognize you as its owner."); 1506 who->failmsg ("The weapon does not recognize you as its owner. "
3442 if (tmp != NULL) 1507 "H<Its name indicates that it belongs to somebody else.>");
3443 (void) insert_ob_in_ob (tmp, who); 1508 if (tmp) who->insert (tmp);
3444 return 1; 1509 return 1;
3445 } 1510 }
3446 SET_FLAG (op, FLAG_APPLIED);
3447 1511
3448 if (skop) 1512 op->flag [FLAG_APPLIED] = true;
3449 change_skill (who, skop, 1);
3450 if (!QUERY_FLAG (who, FLAG_READY_WEAPON))
3451 SET_FLAG (who, FLAG_READY_WEAPON);
3452 1513
3453 new_draw_info_format (NDI_UNIQUE, 0, who, "You wield %s.", query_name (op)); 1514 if (player *pl = who->contr)
3454 1515 {
1516 who->statusmsg (format ("You wield %s.", query_name (op)));
3455 (void) change_abil (who, op); 1517 change_abil (who, op);
1518 }
1519 else
1520 who->change_skill (skop);
1521
1522 op->flag [FLAG_READY_WEAPON] = true;
3456 break; 1523 break;
3457 1524
3458 case ARMOUR: 1525 case ARMOUR:
3459 case HELMET: 1526 case HELMET:
3460 case SHIELD: 1527 case SHIELD:
… …
3464 case BRACERS: 1531 case BRACERS:
3465 case CLOAK: 1532 case CLOAK:
3466 case RING: 1533 case RING:
3467 case AMULET: 1534 case AMULET:
3468 SET_FLAG (op, FLAG_APPLIED); 1535 SET_FLAG (op, FLAG_APPLIED);
3469 new_draw_info_format (NDI_UNIQUE, 0, who, "You wear %s.", query_name (op)); 1536 who->statusmsg (format ("You wear %s.", query_name (op)));
3470 (void) change_abil (who, op); 1537 change_abil (who, op);
3471 break; 1538 break;
1539
1540 case SKILL_TOOL:
1541 // applying a skill tool does not ready the skill
1542 // if something needs the skill, it has to ready it itself
1543 //TODO: unapplying should unapply the skill, though
1544 SET_FLAG (op, FLAG_APPLIED);
1545 break;
1546
3472 case LAMP: 1547 case SKILL:
3473 if (op->stats.food < 1) 1548 if (!(aflags & AP_NO_SLOT))
3474 { 1549 {
3475 new_draw_info_format (NDI_UNIQUE, 0, who, "Your %s is out of" " fuel!", &op->name); 1550 // skill is used on it's own, as opposed to being a chosen_skill
1551
1552 if (skill_flags [op->subtype] & (SF_NEED_ITEM | SF_MANA))
1553 {
1554 who->failmsg (format (
1555 "You feel as if you wanted to do something funny, but you can't remember what. "
1556 "H<The %s skill needs something else to function, for example a tool, weapon, rod, or spell. "
1557 "It cannot be used on its own.>",
1558 &op->skill
1559 ));
1560 if (tmp) who->insert (tmp);
1561 return 1;
1562 }
1563
1564 if (skill_flags [op->subtype] & SF_AUTARK
1565 || !(skill_flags [op->subtype] & (SF_COMBAT | SF_RANGED)))
1566 {
1567 if (skill_flags [op->subtype] & SF_USE)
1568 who->failmsg (format (
1569 "You feel as if you wanted to do something funny, but you can't remember what. "
1570 "H<The %s skill cannot be readied, instead, try C<use_skill %s>.>",
1571 &op->skill, &op->skill
1572 ));
1573 else
1574 who->failmsg (format (
1575 "You feel as if you wanted to do something funny, but you can't remember what. "
1576 "H<The %s skill cannot be readied or used, it is always active.>",
1577 &op->skill
1578 ));
1579
1580 if (tmp) who->insert (tmp);
1581
1582 return 1;
1583 }
1584
1585 if (who->contr)
1586 if (op->invisible)
1587 who->statusmsg (format ("You can now use the %s skill.", &op->skill));
1588 else
1589 who->statusmsg (format ("You ready %s.", query_name (op)));
1590 }
1591
1592 SET_FLAG (who, FLAG_READY_SKILL);
1593 SET_FLAG (op, FLAG_APPLIED);
1594 change_abil (who, op);
1595 break;
1596
1597 case BOW:
1598 if (op->level && (!op->name.starts_with (who->name) || op->name [who->name.length ()] != '\''))
1599 {
1600 who->failmsg ("The weapon does not recognize you as its owner. "
1601 "H<Its name indicates that it belongs to somebody else.>");
1602 if (tmp) who->insert (tmp);
3476 return 1; 1603 return 1;
3477 } 1604 }
3478 new_draw_info_format (NDI_UNIQUE, 0, who, "You turn on your %s.", &op->name);
3479 tmp2 = arch_to_object (op->other_arch);
3480 tmp2->stats.food = op->stats.food;
3481 SET_FLAG (tmp2, FLAG_APPLIED);
3482 if (QUERY_FLAG (op, FLAG_INV_LOCKED))
3483 SET_FLAG (tmp2, FLAG_INV_LOCKED);
3484 insert_ob_in_ob (tmp2, who);
3485 1605
3486 /* Remove the old lantern */ 1606 if (player *pl = who->contr)
3487 if (who->type == PLAYER)
3488 esrv_del_item (who->contr, op->count);
3489
3490 op->destroy ();
3491
3492 /* insert the portion that was split off */
3493 if (tmp != NULL)
3494 { 1607 {
3495 (void) insert_ob_in_ob (tmp, who); 1608 op->flag [FLAG_APPLIED] = true;
3496 if (who->type == PLAYER) 1609 who->statusmsg (format ("You wield the %s.", query_name (op)));
3497 esrv_send_item (who, tmp); 1610 change_abil (who, op);
3498 } 1611 }
3499 fix_player (who); 1612 break;
3500 if (QUERY_FLAG (op, FLAG_CURSED) || QUERY_FLAG (op, FLAG_DAMNED)) 1613
1614 case RANGED:
1615 if (player *pl = who->contr)
3501 { 1616 {
3502 if (who->type == PLAYER) 1617 op->flag [FLAG_APPLIED] = true;
3503 { 1618 who->statusmsg (format ("You applied the %s.", query_name (op)));
3504 new_draw_info (NDI_UNIQUE, 0, who, "Oops, it feels deadly cold!");
3505 SET_FLAG (tmp2, FLAG_KNOWN_CURSED);
3506 }
3507 } 1619 }
3508 if (who->type == PLAYER)
3509 esrv_send_item (who, tmp2);
3510 return 0;
3511 break; 1620 break;
3512 1621
3513 /* this part is needed for skill-tools */
3514 case SKILL: 1622 case SPELL:
3515 case SKILL_TOOL: 1623 if (player *pl = who->contr)
3516 if (who->chosen_skill)
3517 { 1624 {
3518 LOG (llevError, "BUG: apply_special(): can't apply two skills\n"); 1625 op->flag [FLAG_APPLIED] = true;
3519 return 1; 1626 who->statusmsg (format ("You ready the spell %s.", query_name (op)));
3520 } 1627 }
3521 if (who->type == PLAYER)
3522 {
3523 who->contr->shoottype = range_skill;
3524 who->contr->ranges[range_skill] = op;
3525 if (!op->invisible)
3526 {
3527 new_draw_info_format (NDI_UNIQUE, 0, who, "You ready %s.", query_name (op));
3528 new_draw_info_format (NDI_UNIQUE, 0, who, "You can now use the skill: %s.", &op->skill);
3529 }
3530 else
3531 {
3532 new_draw_info_format (NDI_UNIQUE, 0, who, "Readied skill: %s.", op->skill ? &op->skill : &op->name);
3533 }
3534 }
3535 SET_FLAG (op, FLAG_APPLIED);
3536 (void) change_abil (who, op);
3537 who->chosen_skill = op;
3538 SET_FLAG (who, FLAG_READY_SKILL);
3539 break; 1628 break;
3540 1629
1630 /*FALLTHROUGH*/
3541 case BOW: 1631 case WAND:
3542 if (!check_weapon_power (who, op->last_eat))
3543 {
3544 new_draw_info (NDI_UNIQUE, 0, who, "That item is too powerful for you to use.");
3545 new_draw_info (NDI_UNIQUE, 0, who, "It would consume your soul!.");
3546 if (tmp != NULL)
3547 (void) insert_ob_in_ob (tmp, who);
3548 return 1;
3549 }
3550 if (op->level && (strncmp (op->name, who->name, strlen (who->name))))
3551 {
3552 new_draw_info (NDI_UNIQUE, 0, who, "The weapon does not recognize you as its owner.");
3553 if (tmp != NULL)
3554 (void) insert_ob_in_ob (tmp, who);
3555 return 1;
3556 }
3557 /*FALLTHROUGH*/ case WAND:
3558 case ROD: 1632 case ROD:
3559 case HORN: 1633 case HORN:
3560 /* check for skill, alter player status */ 1634 /* check for skill, alter player status */
3561 SET_FLAG (op, FLAG_APPLIED); 1635
3562 if (skop) 1636 if (!skop)
3563 change_skill (who, skop, 0);
3564 new_draw_info_format (NDI_UNIQUE, 0, who, "You ready %s.", query_name (op));
3565
3566 if (who->type == PLAYER)
3567 { 1637 {
1638 who->failmsg (format ("The %s is broken, please report this to the dungeon master!", query_name (op)));//TODO
1639 if (tmp) who->insert (tmp);
1640 return 1;
1641 }
1642
1643 op->flag [FLAG_APPLIED] = true;
1644
1645 if (player *pl = who->contr)
1646 {
1647 who->statusmsg (format ("You ready %s.", query_name (op)));
1648
3568 if (op->type == BOW) 1649 if (op->type == BOW)
3569 { 1650 who->statusmsg (format ("You will now fire %s with %s.", op->race ? &op->race : "nothing", query_name (op)));
1651
3570 (void) change_abil (who, op); 1652 change_abil (who, op);
3571 new_draw_info_format (NDI_UNIQUE, 0, who,
3572 "You will now fire %s with %s.", op->race ? &op->race : "nothing", query_name (op));
3573 who->contr->shoottype = range_bow;
3574 }
3575 else
3576 {
3577 who->contr->shoottype = range_misc;
3578 }
3579 } 1653 }
3580 else 1654 else
3581 { 1655 {
1656 who->change_skill (skop);
1657
3582 if (op->type == BOW) 1658 if (op->type == BOW)
3583 SET_FLAG (who, FLAG_READY_BOW); 1659 op->flag [FLAG_READY_BOW ] = true;
3584 else 1660 else
3585 SET_FLAG (who, FLAG_READY_RANGE); 1661 op->flag [FLAG_READY_RANGE] = true;
1662 }
1663
1664 break;
1665
1666 case BUILDER:
1667 if (player *pl = who->contr)
1668 {
1669 who->statusmsg (format ("You ready your %s.", query_name (op)));
1670 //TODO: change_abil?
3586 } 1671 }
3587 break; 1672 break;
3588 1673
3589 case BUILDER:
3590 if (who->contr->ranges[range_builder])
3591 unapply_special (who, who->contr->ranges[range_builder], 0);
3592 who->contr->shoottype = range_builder;
3593 who->contr->ranges[range_builder] = op;
3594 new_draw_info_format (NDI_UNIQUE, 0, who, "You ready your %s.", query_name (op));
3595 break;
3596
3597 default: 1674 default:
3598 new_draw_info_format (NDI_UNIQUE, 0, who, "You apply %s.", query_name (op)); 1675 who->statusmsg (format ("You apply %s.", query_name (op)));
3599 } /* end of switch op->type */ 1676 }
3600 1677
3601 SET_FLAG (op, FLAG_APPLIED); 1678 SET_FLAG (op, FLAG_APPLIED);
3602 1679
3603 if (tmp != NULL) 1680 if (tmp) who->insert (tmp);
3604 tmp = insert_ob_in_ob (tmp, who);
3605 1681
3606 fix_player (who); 1682 who->update_stats ();
3607 1683
3608 /* We exclude spell casting objects. The fire code will set the 1684 /* We exclude spell casting objects. The fire code will set the
3609 * been applied flag when they are used - until that point, 1685 * been applied flag when they are used - until that point,
3610 * you don't know anything about them. 1686 * you don't know anything about them.
3611 */ 1687 */
3612 if (who->type == PLAYER && op->type != WAND && op->type != HORN && op->type != ROD) 1688 if (who->type == PLAYER && op->type != WAND && op->type != HORN && op->type != ROD)
3613 SET_FLAG (op, FLAG_BEEN_APPLIED); 1689 SET_FLAG (op, FLAG_BEEN_APPLIED);
3614 1690
3615 if (QUERY_FLAG (op, FLAG_CURSED) || QUERY_FLAG (op, FLAG_DAMNED)) 1691 if (QUERY_FLAG (op, FLAG_CURSED) || QUERY_FLAG (op, FLAG_DAMNED))
3616 {
3617 if (who->type == PLAYER) 1692 if (who->type == PLAYER)
3618 { 1693 {
3619 new_draw_info (NDI_UNIQUE, 0, who, "Oops, it feels deadly cold!"); 1694 who->failmsg (
1695 "Oops, it feels deadly cold! "
1696 "H<Maybe it wasn't such a bright idea to apply this cursed or damned item.>"
1697 );
3620 SET_FLAG (op, FLAG_KNOWN_CURSED); 1698 SET_FLAG (op, FLAG_KNOWN_CURSED);
3621 } 1699 }
3622 } 1700
3623 if (who->type == PLAYER) 1701 if (object *pl = op->visible_to ())
3624 {
3625 /* if multiple objects were applied, update both slots */
3626 if (tmp)
3627 esrv_send_item (who, tmp);
3628 esrv_send_item (who, op); 1702 esrv_send_item (pl, op);
3629 } 1703
3630 return 0; 1704 return 0;
3631} 1705}
3632 1706
3633 1707/**
1708 * Check if op should abort moving victim because of it's race or slaying.
1709 * Returns 1 if it should abort, returns 0 if it should continue.
1710 */
3634int 1711int
3635monster_apply_special (object *who, object *op, int aflags) 1712should_director_abort (object *op, object *victim)
3636{ 1713{
3637 if (QUERY_FLAG (op, FLAG_UNPAID) && !QUERY_FLAG (op, FLAG_APPLIED)) 1714 int arch_flag, name_flag, race_flag;
1715
1716 /* Get flags to determine what of arch, name, and race should be checked.
1717 * This is stored in subtype, and is a bitmask, the LSB is the arch flag,
1718 * the next is the name flag, and the last is the race flag. Also note,
1719 * if subtype is set to zero, that also goes to defaults of all affecting
1720 * it. Examples:
1721 * subtype 1: only arch
1722 * subtype 3: arch or name
1723 * subtype 5: arch or race
1724 * subtype 7: all three
1725 */
1726 if (op->subtype)
1727 {
1728 arch_flag = op->subtype & 1;
1729 name_flag = op->subtype & 2;
1730 race_flag = op->subtype & 4;
1731 }
1732 else
1733 {
1734 arch_flag = 1;
1735 name_flag = 1;
1736 race_flag = 1;
1737 }
1738
1739 /* If the director has race set, only affect objects with a arch,
1740 * name or race that matches.
1741 */
1742 if ((op->race) &&
1743 ((!(victim->arch && arch_flag && victim->arch->archname) || op->race != victim->arch->archname)) &&
1744 ((!(victim->name && name_flag) || op->race != victim->name)) &&
1745 ((!(victim->race && race_flag) || op->race != victim->race)))
3638 return 1; 1746 return 1;
3639 return apply_special (who, op, aflags);
3640}
3641 1747
1748 /* If the director has slaying set, only affect objects where none
1749 * of arch, name, or race match.
1750 */
1751 if ((op->slaying) && (((victim->arch && arch_flag && victim->arch->archname && op->slaying == victim->arch->archname))) ||
1752 ((victim->name && name_flag && op->slaying == victim->name)) ||
1753 ((victim->race && race_flag && op->slaying == victim->race)))
1754 return 1;
1755
1756 return 0;
1757}
1758
3642/** 1759/**
3643 * Map was just loaded, handle op's initialisation. 1760 * This handles a player dropping money on an altar to identify stuff.
1761 * It'll identify marked item, if none all items up to dropped money.
1762 * Return value: 1 if money was destroyed, 0 if not.
3644 * 1763 */
3645 * Generates shop floor's item, and treasures. 1764static int
1765apply_id_altar (object *money, object *altar, object *pl)
1766{
1767 dynbuf_text &buf = msg_dynbuf; buf.clear ();
1768
1769 if (!pl || pl->type != PLAYER)
1770 return 0;
1771
1772 /* Check for MONEY type is a special hack - it prevents 'nothing needs
1773 * identifying' from being printed out more than it needs to be.
1774 */
1775 if (!check_altar_sacrifice (altar, money, pl) || money->type != MONEY)
1776 return 0;
1777
1778 /* if the player has a marked item, identify that if it needs to be
1779 * identified. If it doesn't, then go through the player inventory.
1780 */
1781 if (object *marked = find_marked_object (pl))
1782 if (!QUERY_FLAG (marked, FLAG_IDENTIFIED) && need_identify (marked))
1783 {
1784 if (operate_altar (altar, &money, pl))
1785 {
1786 identify (marked);
1787
1788 buf.printf ("You have %s.\r", long_desc (marked, pl));
1789 if (marked->msg)
1790 buf << "The item has a story:\r" << marked->msg << "\n\n";
1791
1792 return !money;
1793 }
1794 }
1795
1796 for (object *id = pl->inv; id; id = id->below)
1797 {
1798 if (!QUERY_FLAG (id, FLAG_IDENTIFIED) && !id->invisible && need_identify (id))
1799 {
1800 if (operate_altar (altar, &money, pl))
1801 {
1802 identify (id);
1803
1804 buf.printf ("You have %s.\r", long_desc (id, pl));
1805 if (id->msg)
1806 buf << "The item has a story:\r" << id->msg << "\n\n";
1807
1808 /* If no more money, might as well quit now */
1809 if (!money || !check_altar_sacrifice (altar, money))
1810 break;
1811 }
1812 else
1813 {
1814 LOG (llevError, "check_id_altar: Couldn't do sacrifice when we should have been able to\n");
1815 break;
1816 }
1817 }
1818 }
1819
1820 if (buf.empty ())
1821 pl->failmsg ("You have nothing that needs identifying");
1822 else
1823 pl->contr->infobox (MSG_CHANNEL ("identify"), buf);
1824
1825 return !money;
1826}
1827
1828/**
1829 * This checks whether the object has a "on_use_yield" field, and if so generated and drops
1830 * matching item.
1831 **/
1832void
1833handle_apply_yield (object *tmp)
1834{
1835 if (shstr_tmp yield = tmp->kv (shstr_on_use_yield))
1836 archetype::get (yield)->insert_at (tmp, tmp, INS_BELOW_ORIGINATOR);
1837}
1838
1839/**
1840 * Handles applying a potion.
3646 */ 1841 */
3647int 1842int
3648auto_apply (object *op) 1843apply_potion (object *op, object *tmp)
3649{ 1844{
3650 object *tmp = NULL, *tmp2; 1845 int got_one = 0, i;
3651 int i; 1846 object *force = 0;
3652 1847
3653 switch (op->type) 1848 object *floor = GET_MAP_OB (op->map, op->x, op->y);
1849
1850 if (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_SAFE)
1851 {
1852 op->failmsg ("Gods prevent you from using this here, it's sacred ground!");
1853
1854 CLEAR_FLAG (tmp, FLAG_APPLIED);
1855 return 0;
3654 { 1856 }
3655 case SHOP_FLOOR: 1857
3656 if (!HAS_RANDOM_ITEMS (op)) 1858 if (op->type == PLAYER)
1859 if (!QUERY_FLAG (tmp, FLAG_IDENTIFIED))
1860 identify (tmp);
1861
1862 handle_apply_yield (tmp);
1863
1864 /* Potion of restoration - only for players */
1865 if (op->type == PLAYER && (tmp->attacktype & AT_DEPLETE))
1866 {
1867 object *depl;
1868 archetype *at;
1869
1870 if (QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED))
1871 {
1872 op->drain_stat ();
1873 op->update_stats ();
1874 tmp->decrease ();
1875 return 1;
1876 }
1877
1878 if (!(at = archetype::find (shstr_depletion)))
1879 {
1880 LOG (llevError, "Could not find archetype depletion\n");
3657 return 0; 1881 return 0;
3658
3659 do 1882 }
1883
1884 depl = present_arch_in_ob (at, op);
1885
1886 if (depl)
3660 { 1887 {
3661 i = 10; /* let's give it 10 tries */ 1888 for (i = 0; i < NUM_STATS; i++)
3662 while ((tmp = generate_treasure (op->randomitems, 1889 if (depl->stats.stat (i))
3663 op->stats.exp ? (int) op->stats.exp : MAX (op->map->difficulty, 5))) == NULL && --i); 1890 op->statusmsg (restore_msg[i]);
3664 if (tmp == NULL) 1891
3665 return 0; 1892 depl->destroy ();
1893 op->update_stats ();
1894 }
1895 else
1896 op->statusmsg ("Your potion had no effect.");
1897
1898 tmp->decrease ();
1899 return 1;
1900 }
1901
1902 /* improvement potion - only for players */
1903 if (op->type == PLAYER && (tmp->attacktype & AT_GODPOWER))
1904 {
1905 for (i = 1; i < min (11, op->level); i++)
1906 {
3666 if (QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED)) 1907 if (QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED))
3667 {
3668 tmp->destroy ();
3669 tmp = NULL;
3670 }
3671 }
3672 while (!tmp);
3673
3674 tmp->x = op->x;
3675 tmp->y = op->y;
3676 SET_FLAG (tmp, FLAG_UNPAID);
3677 insert_ob_in_map (tmp, op->map, NULL, 0);
3678 CLEAR_FLAG (op, FLAG_AUTO_APPLY);
3679 identify (tmp);
3680 break;
3681
3682 case TREASURE:
3683 if (QUERY_FLAG (op, FLAG_IS_A_TEMPLATE))
3684 return 0;
3685
3686 while ((op->stats.hp--) > 0)
3687 create_treasure (op->randomitems, op, op->map ? GT_ENVIRONMENT : 0,
3688 op->stats.exp ? (int) op->stats.exp : op->map == NULL ? 14 : op->map->difficulty, 0);
3689
3690 /* If we generated an object and put it in this object inventory,
3691 * move it to the parent object as the current object is about
3692 * to disappear. An example of this item is the random_* stuff
3693 * that is put inside other objects.
3694 */
3695 for (tmp = op->inv; tmp; tmp = tmp2)
3696 {
3697 tmp2 = tmp->below;
3698 tmp->remove ();
3699
3700 if (op->env)
3701 insert_ob_in_ob (tmp, op->env);
3702 else
3703 tmp->destroy ();
3704 }
3705
3706 op->destroy ();
3707 break;
3708 }
3709 return tmp ? 1 : 0;
3710}
3711
3712/**
3713 * fix_auto_apply goes through the entire map (only the first time
3714 * when an original map is loaded) and performs special actions for
3715 * certain objects (most initialization of chests and creation of
3716 * treasures and stuff). Calls auto_apply if appropriate.
3717 */
3718void
3719fix_auto_apply (maptile *m)
3720{
3721 object *tmp, *above = NULL;
3722 int x, y;
3723
3724 if (m == NULL)
3725 return;
3726
3727 for (x = 0; x < MAP_WIDTH (m); x++)
3728 for (y = 0; y < MAP_HEIGHT (m); y++)
3729 for (tmp = get_map_ob (m, x, y); tmp != NULL; tmp = above)
3730 {
3731 above = tmp->above;
3732
3733 if (tmp->inv)
3734 { 1908 {
3735 object *invtmp, *invnext; 1909 if (op->contr->levhp[i] != 1)
3736
3737 for (invtmp = tmp->inv; invtmp != NULL; invtmp = invnext)
3738 { 1910 {
3739 invnext = invtmp->below; 1911 op->contr->levhp[i] = 1;
3740
3741 if (QUERY_FLAG (invtmp, FLAG_AUTO_APPLY))
3742 auto_apply (invtmp);
3743 else if (invtmp->type == TREASURE && HAS_RANDOM_ITEMS (invtmp))
3744 { 1912 break;
3745 while ((invtmp->stats.hp--) > 0)
3746 create_treasure (invtmp->randomitems, invtmp, 0, m->difficulty, 0);
3747
3748 invtmp->randomitems = NULL;
3749 }
3750 else if (invtmp && invtmp->arch
3751 && invtmp->type != TREASURE && invtmp->type != SPELL && invtmp->type != CLASS && HAS_RANDOM_ITEMS (invtmp))
3752 {
3753 create_treasure (invtmp->randomitems, invtmp, 0, m->difficulty, 0);
3754 /* Need to clear this so that we never try to create
3755 * treasure again for this object
3756 */
3757 invtmp->randomitems = NULL;
3758 }
3759 } 1913 }
3760 /* This is really temporary - the code at the bottom will
3761 * also set randomitems to null. The problem is there are bunches
3762 * of maps/players already out there with items that have spells
3763 * which haven't had the randomitems set to null yet.
3764 * MSW 2004-05-13
3765 *
3766 * And if it's a spellbook, it's better to set randomitems to NULL too,
3767 * else you get two spells in the book ^_-
3768 * Ryo 2004-08-16
3769 */
3770 if (tmp->type == WAND || tmp->type == ROD || tmp->type == SCROLL
3771 || tmp->type == HORN || tmp->type == FIREWALL || tmp->type == POTION || tmp->type == ALTAR || tmp->type == SPELLBOOK)
3772 tmp->randomitems = NULL;
3773 1914
3774 } 1915 if (op->contr->levsp[i] != 1)
3775
3776 if (QUERY_FLAG (tmp, FLAG_AUTO_APPLY))
3777 auto_apply (tmp);
3778 else if ((tmp->type == TREASURE || (tmp->type == CONTAINER)) && HAS_RANDOM_ITEMS (tmp))
3779 {
3780 while ((tmp->stats.hp--) > 0)
3781 create_treasure (tmp->randomitems, tmp, 0, m->difficulty, 0);
3782 tmp->randomitems = NULL;
3783 }
3784 else if (tmp->type == TIMED_GATE)
3785 {
3786 object *head = tmp->head != NULL ? tmp->head : tmp;
3787
3788 if (QUERY_FLAG (head, FLAG_IS_LINKED))
3789 { 1916 {
3790 tmp->speed = 0; 1917 op->contr->levsp[i] = 1;
3791 update_ob_speed (tmp); 1918 break;
1919 }
1920
1921 if (op->contr->levgrace[i] != 1)
1922 {
1923 op->contr->levgrace[i] = 1;
1924 break;
3792 } 1925 }
3793 } 1926 }
3794 /* This function can be called everytime a map is loaded, even when 1927 else
3795 * swapping back in. As such, we don't want to create the treasure 1928 {
3796 * over and ove again, so after we generate the treasure, blank out 1929 if (op->contr->levhp[i] < 9)
3797 * randomitems so if it is swapped in again, it won't make anything. 1930 {
3798 * This is a problem for the above objects, because they have counters 1931 op->contr->levhp[i] = 9;
3799 * which say how many times to make the treasure. 1932 break;
1933 }
1934
1935 if (op->contr->levsp[i] < 6)
1936 {
1937 op->contr->levsp[i] = 6;
1938 break;
1939 }
1940
1941 if (op->contr->levgrace[i] < 3)
1942 {
1943 op->contr->levgrace[i] = 3;
1944 break;
1945 }
1946 }
1947 }
1948
1949 /* Just makes checking easier */
1950 if (i < min (11, op->level))
1951 got_one = 1;
1952
1953 if (!QUERY_FLAG (tmp, FLAG_CURSED) && !QUERY_FLAG (tmp, FLAG_DAMNED))
1954 {
1955 if (got_one)
1956 {
1957 op->update_stats ();
1958 op->statusmsg ("The Gods smile upon you and remake you "
1959 "a little more in their image. "
1960 "You feel a little more perfect.", NDI_GREEN);
1961 }
1962 else
1963 op->statusmsg ("The potion had no effect - you are already perfect.");
1964 }
1965 else
1966 { /* cursed potion */
1967 if (got_one)
1968 {
1969 op->update_stats ();
1970 op->failmsg ("The Gods are angry and punish you.");
1971 }
1972 else
1973 op->statusmsg ("You are fortunate that you are so pathetic.", NDI_DK_ORANGE);
1974 }
1975
1976 tmp->decrease ();
1977 return 1;
1978 }
1979
1980
1981 /* A potion that casts a spell. Healing, restore spellpoint (power potion)
1982 * and heroism all fit into this category. Given the spell object code,
1983 * there is no limit to the number of spells that potions can be cast,
1984 * but direction is problematic to try and imbue fireball potions for example.
1985 */
1986 if (tmp->inv)
1987 {
1988 if (QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED))
1989 {
1990 op->failmsg ("Yech! Your lungs are on fire!");
1991 create_exploding_ball_at (op, op->level);
1992 }
1993 else
1994 cast_spell (op, tmp, op->facing, tmp->inv, NULL);
1995
1996 tmp->decrease ();
1997
1998 /* if youre dead, no point in doing this... */
1999 if (!QUERY_FLAG (op, FLAG_REMOVED))
2000 op->update_stats ();
2001
2002 return 1;
2003 }
2004
2005 /* Deal with protection potions */
2006 force = NULL;
2007 for (i = 0; i < NROFATTACKS; i++)
2008 {
2009 if (tmp->resist[i])
2010 {
2011 if (!force)
2012 force = get_archetype (FORCE_NAME);
2013
2014 memcpy (force->resist, tmp->resist, sizeof (tmp->resist));
2015 force->type = POTION_EFFECT;
2016 break; /* Only need to find one protection since we copy entire batch */
2017 }
2018 }
2019
2020 /* This is a protection potion */
2021 if (force)
2022 {
2023 /* cursed items last longer */
2024 if (QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED))
2025 {
2026 force->stats.food *= 10;
2027 for (i = 0; i < NROFATTACKS; i++)
2028 if (force->resist[i] > 0)
2029 force->resist[i] = -force->resist[i]; /* prot => vuln */
2030 }
2031
2032 force->speed_left = -1;
2033 force = insert_ob_in_ob (force, op);
2034 CLEAR_FLAG (tmp, FLAG_APPLIED);
2035 SET_FLAG (force, FLAG_APPLIED);
2036 change_abil (op, force);
2037 tmp->decrease ();
2038 return 1;
2039 }
2040
2041 /* Only thing left are the stat potions */
2042 if (op->type == PLAYER)
2043 { /* only for players */
2044 if ((QUERY_FLAG (tmp, FLAG_CURSED)
2045 || QUERY_FLAG (tmp, FLAG_DAMNED))
2046 && tmp->value != 0)
2047 CLEAR_FLAG (tmp, FLAG_APPLIED);
2048 else
2049 SET_FLAG (tmp, FLAG_APPLIED);
2050
2051 if (!change_abil (op, tmp))
2052 op->statusmsg ("Nothing happened.");
2053 }
2054
2055 /* CLEAR_FLAG is so that if the character has other potions
2056 * that were grouped with the one consumed, his
2057 * stat will not be raised by them. fix_player just clears
2058 * up all the stats.
2059 */
2060 CLEAR_FLAG (tmp, FLAG_APPLIED);
2061 op->update_stats ();
2062 tmp->decrease ();
2063 return 1;
2064}
2065
2066/**
2067 * 'victim' moves onto 'trap'
2068 * 'victim' leaves 'trap'
2069 * effect is determined by move_on/move_off of trap and move_type of victime.
2070 *
2071 * originator: Player, monster or other object that caused 'victim' to move
2072 * onto 'trap'. Will receive messages caused by this action. May be NULL.
2073 * However, some types of traps require an originator to function.
2074 */
2075void
2076move_apply (object *trap, object *victim, object *originator)
2077{
2078 static int recursion_depth = 0;
2079
2080 /* Only exits affect DMs. */
2081 if (QUERY_FLAG (victim, FLAG_WIZPASS) && trap->type != EXIT && trap->type != SIGN)
2082 return;
2083
2084 /* move_apply() is the most likely candidate for causing unwanted and
2085 * possibly unlimited recursion.
2086 */
2087 /* The following was changed because it was causing perfectly correct
2088 * maps to fail. 1) it's not an error to recurse:
2089 * rune detonates, summoning monster. monster lands on nearby rune.
2090 * nearby rune detonates. This sort of recursion is expected and
2091 * proper. This code was causing needless crashes.
2092 */
2093 if (recursion_depth >= 500)
2094 {
2095 LOG (llevDebug, "WARNING: move_apply(): aborting recursion "
2096 "[trap arch %s, name %s; victim arch %s, name %s]\n", &trap->arch->archname, &trap->name, &victim->arch->archname, &victim->name);
2097 return;
2098 }
2099
2100 recursion_depth++;
2101 if (trap->head)
2102 trap = trap->head;
2103
2104 if (!INVOKE_OBJECT (MOVE_TRIGGER, trap, ARG_OBJECT (victim), ARG_OBJECT (originator)))
2105 switch (trap->type)
2106 {
2107 case PLAYERMOVER:
2108 if (trap->attacktype && (trap->level || victim->type != PLAYER) && !should_director_abort (trap, victim))
2109 {
2110 if (!trap->stats.maxsp)
2111 trap->stats.maxsp = 2;
2112
2113 /* Is this correct? From the docs, it doesn't look like it
2114 * should be divided by trap->speed
2115 */
2116 victim->speed_left = -trap->stats.maxsp * victim->speed / trap->speed;
2117
2118 /* Just put in some sanity check. I think there is a bug in the
2119 * above with some objects have zero speed, and thus the player
2120 * getting permanently paralyzed.
2121 */
2122 if (victim->speed_left < -50.f)
2123 victim->speed_left = -50.f;
2124 /* LOG(llevDebug, "apply, playermove, player speed_left=%f\n", victim->speed_left); */
2125 }
2126 break;
2127
2128 case SPINNER:
2129 if (victim->direction)
2130 {
2131 victim->direction = absdir (victim->direction - trap->stats.sp);
2132 update_turn_face (victim);
2133 }
2134 break;
2135
2136 case DIRECTOR:
2137 if (victim->direction && !should_director_abort (trap, victim))
2138 {
2139 victim->direction = trap->stats.sp;
2140 update_turn_face (victim);
2141 }
2142 break;
2143
2144 case BUTTON:
2145 case PEDESTAL:
2146 case T_MATCH:
2147 update_button (trap, originator);
2148 break;
2149
2150 case ALTAR:
2151 /* sacrifice victim on trap */
2152 apply_altar (trap, victim, originator);
2153 break;
2154
2155 case THROWN_OBJ:
2156 if (trap->inv == NULL)
2157 break;
2158 /* fallthrough */
2159
2160 case ARROW:
2161 /* bad bug: monster throw a object, make a step forwards, step on object ,
2162 * trigger this here and get hit by own missile - and will be own enemy.
2163 * Victim then is his own enemy and will start to kill herself (this is
2164 * removed) but we have not synced victim and his missile. To avoid senseless
2165 * action, we avoid hits here
3800 */ 2166 */
3801 else if (tmp && tmp->arch && tmp->type != PLAYER 2167 if ((QUERY_FLAG (victim, FLAG_ALIVE) && trap->has_active_speed ())
3802 && tmp->type != TREASURE && tmp->type != SPELL 2168 && trap->owner != victim)
3803 && tmp->type != PLAYER_CHANGER && tmp->type != CLASS && HAS_RANDOM_ITEMS (tmp)) 2169 hit_with_arrow (trap, victim);
2170 break;
2171
2172 case SPELL_EFFECT:
2173 apply_spell_effect (trap, victim);
2174 break;
2175
2176 case TRAPDOOR:
2177 {
2178 int max, sound_was_played;
2179 object *ab, *ab_next;
2180
2181 if (!trap->value)
2182 {
2183 int tot;
2184
2185 for (ab = trap->above, tot = 0; ab; ab = ab->above)
2186 if ((ab->move_type && trap->move_on) || ab->move_type == 0)
2187 tot += ab->head_ ()->total_weight ();
2188
2189 if (!(trap->value = (tot > trap->weight) ? 1 : 0))
2190 break;
2191
2192 SET_ANIMATION (trap, trap->value);
2193 update_object (trap, UP_OBJ_FACE);
2194 }
2195
2196 for (ab = trap->above, max = 100, sound_was_played = 0; --max && ab; ab = ab_next)
2197 {
2198 /* need to set this up, since if we do transfer the object,
2199 * ab->above would be bogus
2200 */
2201 ab_next = ab->above;
2202
2203 if ((ab->move_type && trap->move_on) || ab->move_type == 0)
2204 {
2205 if (!sound_was_played)
2206 {
2207 trap->play_sound (trap->sound ? trap->sound : sound_find ("fall_hole"));
2208 sound_was_played = 1;
2209 }
2210
2211 ab->statusmsg ("You fall into a trapdoor!", NDI_RED);
2212 transfer_ob (ab, EXIT_X (trap), EXIT_Y (trap), 0, ab);
2213 }
2214 }
2215 break;
2216 }
2217
2218 case CONVERTER:
2219 if (convert_item (victim, trap) < 0)
3804 { 2220 {
3805 create_treasure (tmp->randomitems, tmp, GT_APPLY, m->difficulty, 0); 2221 originator->failmsg (format ("The %s seems to be broken!", query_name (trap)));
3806 tmp->randomitems = NULL; 2222 archetype::get (shstr_burnout)->insert_at (trap, trap);
3807 } 2223 }
2224
2225 break;
2226
2227 case TRIGGER_BUTTON:
2228 case TRIGGER_PEDESTAL:
2229 case TRIGGER_ALTAR:
2230 check_trigger (trap, victim, originator);
2231 break;
2232
2233 case DEEP_SWAMP:
2234 walk_on_deep_swamp (trap, victim);
2235 break;
2236
2237 case CHECK_INV:
2238 check_inv (victim, trap);
2239 break;
2240
2241 case HOLE:
2242 move_apply_hole (trap, victim);
2243 break;
2244
2245 case EXIT:
2246 if (victim->type == PLAYER && EXIT_PATH (trap))
2247 {
2248 /* Basically, don't show exits leading to random maps the
2249 * players output.
2250 */
2251 if (trap->msg && EXIT_PATH (trap) != shstr_random_map_exit)
2252 victim->statusmsg (trap->msg, NDI_NAVY);
2253
2254 trap->play_sound (trap->sound);
2255 victim->enter_exit (trap);
2256 }
2257 break;
2258
2259 case ENCOUNTER:
2260 /* may be some leftovers on this */
2261 break;
2262
2263 case SHOP_MAT:
2264 apply_shop_mat (trap, victim);
2265 break;
2266
2267 /* Drop a certain amount of gold, and have one item identified */
2268 case IDENTIFY_ALTAR:
2269 apply_id_altar (victim, trap, originator);
2270 break;
2271
2272 case SIGN:
2273 if (victim->type != PLAYER && trap->stats.food > 0)
2274 break; /* monsters musn't apply magic_mouths with counters */
2275
2276 apply_sign (victim, trap, 1);
2277 break;
2278
2279 case CONTAINER:
2280 apply_container (victim, trap);
2281 break;
2282
2283 case RUNE:
2284 case TRAP:
2285 if (trap->level && QUERY_FLAG (victim, FLAG_ALIVE))
2286 spring_trap (trap, victim);
2287 break;
2288
2289 default:
2290 LOG (llevDebug, "name %s, arch %s, type %d with fly/walk on/off not "
2291 "handled in move_apply()\n", &trap->name, &trap->arch->archname, trap->type);
2292 break;
2293 }
2294
2295 recursion_depth--;
2296}
2297
2298/**
2299 * Handles reading a regular (ie not containing a spell) book.
2300 */
2301static void
2302apply_book (object *op, object *tmp)
2303{
2304 int lev_diff;
2305 object *skill_ob;
2306
2307 if (QUERY_FLAG (op, FLAG_BLIND) && !QUERY_FLAG (op, FLAG_WIZ))
2308 {
2309 op->failmsg ("You are unable to read while blind!");
2310 return;
2311 }
2312
2313 if (!tmp->msg)
2314 {
2315 op->failmsg (format ("The %s contains nothing but meaningless gibberish. H<There is nothing interesting to read here.>", &tmp->name));
2316 return;
2317 }
2318
2319 /* need a literacy skill to read stuff! */
2320 skill_ob = find_skill_by_name (op, tmp->skill);
2321 if (!skill_ob)
2322 {
2323 op->failmsg (format ("You are unable to decipher the strange symbols. H<You lack the %s skill to read this.>", &tmp->skill));
2324 return;
2325 }
2326
2327 lev_diff = tmp->level - (skill_ob->level + 5);
2328 if (!QUERY_FLAG (op, FLAG_WIZ) && lev_diff > 0)
2329 {
2330 op->failmsg (lev_diff < 2 ? "This book is just barely beyond your comprehension."
2331 : lev_diff < 3 ? "This book is slightly beyond your comprehension."
2332 : lev_diff < 5 ? "This book is beyond your comprehension."
2333 : lev_diff < 8 ? "This book is quite a bit beyond your comprehension."
2334 : lev_diff < 15 ? "This book is way beyond your comprehension."
2335 : "This book is totally beyond your comprehension.");
2336 return;
2337 }
2338
2339 // we currently don't use the message types for anything.
2340 // readable_message_type *msgType = get_readable_message_type (tmp);
2341
2342 tmp->play_sound (tmp->sound ? tmp->sound : sound_find ("apply_book"));
2343
2344 if (player *pl = op->contr)
2345 if (client *ns = pl->ns)
2346 pl->infobox (MSG_CHANNEL ("book"), format ("T<%s>\n\n%s", (char *)long_desc (tmp, op), &tmp->msg));
2347
2348 /* gain xp from reading */
2349 if (!QUERY_FLAG (tmp, FLAG_NO_SKILL_IDENT))
2350 { /* only if not read before */
2351 int exp_gain = calc_skill_exp (op, tmp, skill_ob);
2352
2353 if (!QUERY_FLAG (tmp, FLAG_IDENTIFIED))
3808 } 2354 {
2355 /*exp_gain *= 2; because they just identified it too */
2356 SET_FLAG (tmp, FLAG_IDENTIFIED);
3809 2357
3810 for (x = 0; x < MAP_WIDTH (m); x++) 2358 if (object *pl = tmp->visible_to ())
3811 for (y = 0; y < MAP_HEIGHT (m); y++) 2359 esrv_update_item (UPD_FLAGS | UPD_NAME, pl, tmp);
3812 for (tmp = get_map_ob (m, x, y); tmp != NULL; tmp = tmp->above) 2360 }
3813 if (tmp->above && (tmp->type == TRIGGER_BUTTON || tmp->type == TRIGGER_PEDESTAL))
3814 check_trigger (tmp, tmp->above);
3815}
3816 2361
3817/** 2362 change_exp (op, exp_gain, skill_ob->skill, 0);
3818 * Handles player eating food that temporarily changes status (resistances, stats). 2363 SET_FLAG (tmp, FLAG_NO_SKILL_IDENT); /* so no more xp gained from this book */
3819 * This used to call cast_change_attr(), but 2364 }
3820 * that doesn't work with the new spell code. Since we know what 2365}
3821 * the food changes, just grab a force and use that instead.
3822 */
3823 2366
2367/**
2368 * op made some mistake with a scroll, this takes care of punishment.
2369 * scroll_failure()- hacked directly from spell_failure
2370 */
2371static void
2372scroll_failure (object *op, int failure, int power)
2373{
2374 if (abs (failure / 4) > power)
2375 power = abs (failure / 4); /* set minimum effect */
2376
2377 if (failure <= -1 && failure > -15)
2378 { /* wonder */
2379 object *tmp;
2380
2381 op->failmsg ("Your spell warps!");
2382 tmp = get_archetype (SPELL_WONDER);
2383 cast_wonder (op, op, 0, tmp);
2384 tmp->destroy ();
2385 }
2386 else if (failure <= -15 && failure > -35)
2387 { /* drain mana */
2388 op->failmsg ("Your mana is drained!");
2389 op->stats.sp -= random_roll (0, power - 1, op, PREFER_LOW);
2390 if (op->stats.sp < 0)
2391 op->stats.sp = 0;
2392 }
2393 else if (settings.spell_failure_effects == TRUE)
2394 {
2395 if (failure <= -35 && failure > -60)
2396 { /* confusion */
2397 op->failmsg ("The magic recoils on you!");
2398 confuse_player (op, op, power);
2399 }
2400 else if (failure <= -60 && failure > -70)
2401 { /* paralysis */
2402 op->failmsg ("The magic recoils and paralyzes you!");
2403 paralyze_player (op, op, power);
2404 }
2405 else if (failure <= -70 && failure > -80)
2406 { /* blind */
2407 op->failmsg ("The magic recoils on you!");
2408 blind_player (op, op, power);
2409 }
2410 else if (failure <= -80)
2411 { /* blast the immediate area */
2412 object *tmp = get_archetype (LOOSE_MANA);
2413 cast_magic_storm (op, tmp, power);
2414 op->failmsg ("You unleash uncontrolled mana!");
2415 tmp->destroy ();
2416 }
2417 }
2418}
2419
2420/**
2421 * Handles the applying of a skill scroll, calling learn_skill straight.
2422 * op is the person learning the skill, tmp is the skill scroll object
2423 */
2424static void
2425apply_skillscroll (object *op, object *tmp)
2426{
2427 switch (learn_skill (op, tmp))
2428 {
2429 case 0:
2430 op->play_sound (sound_find ("generic_fail"));
2431 op->failmsg (format ("You already possess the knowledge held within the %s.", query_name (tmp)));
2432 break;
2433
2434 case 1:
2435 tmp->decrease ();
2436 op->play_sound (sound_find ("skill_learn"));
2437 op->statusmsg (format ("You succeed in learning %s", &tmp->skill));
2438 break;
2439
2440 default:
2441 tmp->decrease ();
2442 op->play_sound (sound_find ("generic_fail"));
2443 op->failmsg (format ("You fail to learn the knowledge of the %s.\n", query_name (tmp)));
2444 break;
2445 }
2446}
2447
2448/**
2449 * Actually makes op learn spell.
2450 * Informs player of what happens.
2451 */
3824void 2452void
3825eat_special_food (object *who, object *food) 2453do_learn_spell (object *op, object *spell, int special_prayer)
3826{ 2454{
3827 object *force; 2455 object *tmp;
3828 int i, did_one = 0;
3829 sint8 k;
3830 2456
3831 force = get_archetype (FORCE_NAME); 2457 if (op->type != PLAYER)
3832 2458 {
3833 for (i = 0; i < NUM_STATS; i++) 2459 LOG (llevError, "BUG: do_learn_spell(): not a player\n");
2460 return;
3834 { 2461 }
3835 k = get_attr_value (&food->stats, i); 2462
3836 if (k) 2463 /* Upgrade special prayers to normal prayers */
3837 { 2464 if ((tmp = check_spell_known (op, spell->name)) != NULL)
3838 set_attr_value (&force->stats, i, k); 2465 {
3839 did_one = 1; 2466 if (special_prayer && !QUERY_FLAG (tmp, FLAG_STARTEQUIP))
3840 } 2467 {
2468 LOG (llevError, "BUG: do_learn_spell(): spell already known, but not marked as startequip\n");
2469 return;
2470 }
2471 return;
2472 }
2473
2474 op->contr->play_sound (sound_find ("learn_spell"));
2475
2476 tmp = spell->clone ();
2477 insert_ob_in_ob (tmp, op);
2478
2479 if (special_prayer)
2480 SET_FLAG (tmp, FLAG_STARTEQUIP);
2481
2482 esrv_add_spells (op->contr, tmp);
2483}
2484
2485/**
2486 * Erases spell from player's inventory.
2487 */
2488void
2489do_forget_spell (object *op, const char *spell)
2490{
2491 object *spob;
2492
2493 if (op->type != PLAYER)
3841 } 2494 {
2495 LOG (llevError, "BUG: do_forget_spell(): not a player\n");
2496 return;
2497 }
2498 if ((spob = check_spell_known (op, spell)) == NULL)
2499 {
2500 LOG (llevError, "BUG: do_forget_spell(): spell not known\n");
2501 return;
2502 }
3842 2503
3843 /* check if we can protect the eater */ 2504 op->failmsg (format ("You lose knowledge of %s.", spell));
2505 esrv_remove_spell (op->contr, spob);
2506 spob->destroy ();
2507}
2508
2509/**
2510 * Handles player applying a spellbook.
2511 * Checks whether player has knowledge of required skill, doesn't already know the spell,
2512 * stuff like that. Random learning failure too.
2513 */
2514static void
2515apply_spellbook (object *op, object *tmp)
2516{
2517 object *skop, *spell, *spell_skill;
2518
2519 if (QUERY_FLAG (op, FLAG_BLIND) && !QUERY_FLAG (op, FLAG_WIZ))
2520 {
2521 op->failmsg ("You are unable to read while blind.");
2522 return;
2523 }
2524
2525 /* artifact_spellbooks have 'slaying' field point to a spell name,
2526 * instead of having their spell stored in stats.sp. These are
2527 * legacy spellbooks
2528 */
2529 if (tmp->slaying)
2530 {
2531 spell = find_archetype_by_object_name (tmp->slaying)->instance ();
2532
2533 if (!spell)
2534 {
2535 op->failmsg (format ("The book's formula for %s is incomplete.", &tmp->slaying));
2536 return;
2537 }
2538 else
2539 insert_ob_in_ob (spell, tmp);
2540
2541 tmp->slaying = 0;
2542 }
2543
2544 skop = find_skill_by_name (op, tmp->skill);
2545
2546 /* need a literacy skill to learn spells. Also, having a literacy level
2547 * lower than the spell will make learning the spell more difficult */
2548 if (!skop)
2549 {
2550 op->failmsg (format ("You can't read! Your attempt fails. H<You lack the %s skill.>", &tmp->skill));
2551 return;
2552 }
2553
2554 spell = tmp->inv;
2555
2556 if (!spell)
2557 {
2558 LOG (llevError, "apply_spellbook: Book %s has no spell in it!\n", &tmp->name);
2559 op->failmsg ("The spellbook symbols make no sense. This is a bug, please report!");
2560 return;
2561 }
2562
2563 int learn_level = sqrtf (spell->level) * 1.5f;
2564 if (skop->level < learn_level)
2565 {
2566 op->failmsg (format ("You are unable to decipher the strange symbols. H<Your %s level is too low, it must be at least %d.>",
2567 &tmp->skill, learn_level));
2568 return;
2569 }
2570
2571 op->statusmsg (format ("The spellbook contains the %s level spell %s.", ordinal (spell->level), &spell->name));
2572
2573 if (!QUERY_FLAG (tmp, FLAG_IDENTIFIED))
2574 identify (tmp);
2575
2576 /* I removed the check for special_prayer_mark here - it didn't make
2577 * a lot of sense - special prayers are not found in spellbooks, and
2578 * if the player doesn't know the spell, doesn't make a lot of sense that
2579 * they would have a special prayer mark.
2580 */
2581 if (check_spell_known (op, spell->name))
2582 {
2583 op->statusmsg ("You already know that spell. H<It makes no sense to learn spells twice, and would only waste the spellbook.>\n");
2584 return;
2585 }
2586
2587 if (spell->skill)
2588 {
2589 spell_skill = find_skill_by_name (op, spell->skill);
2590
2591 if (!spell_skill)
2592 {
2593 op->failmsg (format ("You lack the %s skill to use this spell.", &spell->skill));
2594 return;
2595 }
2596
2597 if (spell_skill->level < spell->level)
2598 {
2599 op->failmsg (format ("You need to be level %d in %s to learn this spell.", spell->level, &spell->skill));
2600 return;
2601 }
2602 }
2603
2604 /* Logic as follows
2605 *
2606 * 1- MU spells use Int to learn, Cleric spells use Wisdom
2607 *
2608 * 2- The learner's skill level in literacy adjusts the chance to learn
2609 * a spell.
2610 *
2611 * 3 -Automatically fail to learn if you read while confused
2612 *
2613 * Overall, chances are the same but a player will find having a high
2614 * literacy rate very useful! -b.t.
2615 */
2616 if (QUERY_FLAG (op, FLAG_CONFUSED))
2617 {
2618 op->failmsg ("In your confused state you flub the wording of the text!");
2619 scroll_failure (op, 0 - random_roll (0, spell->level, op, PREFER_LOW), max (spell->stats.sp, spell->stats.grace));
2620 }
2621 else if (QUERY_FLAG (tmp, FLAG_STARTEQUIP) ||
2622 (random_roll (0, 100, op, PREFER_LOW) - (5 * skop->level)) < learn_spell[spell->stats.grace ? op->stats.Wis : op->stats.Int])
2623 {
2624 op->statusmsg ("You succeed in learning the spell!", NDI_GREEN);
2625 do_learn_spell (op, spell, 0);
2626
2627 /* xp gain to literacy for spell learning */
2628 if (!QUERY_FLAG (tmp, FLAG_STARTEQUIP))
2629 change_exp (op, calc_skill_exp (op, tmp, skop), skop->skill, 0);
2630 }
2631 else
2632 {
2633 op->contr->play_sound (sound_find ("fumble_spell"));
2634 op->failmsg ("You fail to learn the spell. H<Wis (priests) or Int (wizards) governs the chance of learning a prayer or spell.>\n");
2635 }
2636
2637 tmp->decrease ();
2638}
2639
2640/**
2641 * Handles applying a spell scroll.
2642 */
2643void
2644apply_scroll (object *op, object *tmp, int dir)
2645{
2646 object *skop;
2647
2648 if (QUERY_FLAG (op, FLAG_BLIND) && !QUERY_FLAG (op, FLAG_WIZ))
2649 {
2650 op->failmsg ("You are unable to read while blind.");
2651 return;
2652 }
2653
2654 if (!tmp->inv || tmp->inv->type != SPELL)
2655 {
2656 op->failmsg ("The scroll just doesn't make sense! H<...and never will make sense.>");
2657 return;
2658 }
2659
2660 if (op->type == PLAYER)
2661 {
2662 /* players need a literacy skill to read stuff! */
2663 int exp_gain = 0;
2664
2665 /* hard code literacy - tmp->skill points to where the exp
2666 * should go for anything killed by the spell.
2667 */
2668 skop = find_skill_by_name (op, skill_names[SK_LITERACY]);
2669
2670 if (!skop)
2671 {
2672 op->failmsg (format ("You are unable to decipher the strange symbols. H<You lack the %s skill.>", &skill_names[SK_LITERACY]));
2673 return;
2674 }
2675
2676 if ((exp_gain = calc_skill_exp (op, tmp, skop)))
2677 change_exp (op, exp_gain, skop->skill, 0);
2678 }
2679
2680 if (!QUERY_FLAG (tmp, FLAG_IDENTIFIED))
2681 identify (tmp);
2682
2683 op->statusmsg (format ("The scroll of %s turns to dust.", &tmp->inv->name));
2684
2685 cast_spell (op, tmp, dir, tmp->inv, NULL);
2686 tmp->decrease ();
2687}
2688
2689/**
2690 * Applies a treasure object - by default, chest. op
2691 * is the person doing the applying, tmp is the treasure
2692 * chest.
2693 */
2694static void
2695apply_treasure (object *op, object *tmp)
2696{
2697 /* Nice side effect of this treasure creation method is that the treasure
2698 * for the chest is done when the chest is created, and put into the chest
2699 * inventory. So that when the chest burns up, the items still exist. Also
2700 * prevents people from moving chests to more difficult maps to get better
2701 * treasure
2702 */
2703 object *treas = tmp->inv;
2704
2705 if (!treas)
2706 {
2707 op->statusmsg ("The chest was empty.");
2708 tmp->decrease ();
2709 return;
2710 }
2711
2712 while (tmp->inv)
2713 {
2714 treas = tmp->inv;
2715 treas->remove ();
2716
2717 treas->x = op->x;
2718 treas->y = op->y;
2719 treas = insert_ob_in_map (treas, op->map, op, INS_BELOW_ORIGINATOR);
2720
2721 if (treas && (treas->type == RUNE || treas->type == TRAP) && treas->level && QUERY_FLAG (op, FLAG_ALIVE))
2722 spring_trap (treas, op);
2723
2724 /* If either player or container was destroyed, no need to do
2725 * further processing. I think this should be enclused with
2726 * spring trap above, as I don't think there is otherwise
2727 * any way for the treasure chest or player to get killed.
2728 */
2729 if (op->destroyed () || tmp->destroyed ())
2730 break;
2731 }
2732
2733 if (!tmp->destroyed () && !tmp->inv)
2734 tmp->decrease (true);
2735}
2736
2737/**
2738 * A dragon is eating some flesh. If the flesh contains resistances,
2739 * there is a chance for the dragon's skin to get improved.
2740 *
2741 * attributes:
2742 * object *op the object (dragon player) eating the flesh
2743 * object *meal the flesh item, getting chewed in dragon's mouth
2744 * return:
2745 * int 1 if eating successful, 0 if it doesn't work
2746 */
2747static int
2748dragon_eat_flesh (object *op, object *meal)
2749{
2750 object *skin = NULL; /* pointer to dragon skin force */
2751 object *abil = NULL; /* pointer to dragon ability force */
2752 object *tmp = NULL; /* tmp. object */
2753
2754 double chance; /* improvement-chance of one resistance type */
2755 double totalchance = 1; /* total chance of gaining one resistance */
2756 double bonus = 0; /* level bonus (improvement is easier at lowlevel) */
2757 double mbonus = 0; /* monster bonus */
2758 int atnr_winner[NROFATTACKS]; /* winning candidates for resistance improvement */
2759 int winners = 0; /* number of winners */
2760 int i; /* index */
2761
2762 /* let's make sure and doublecheck the parameters */
2763 if (meal->type != FLESH || !op->is_dragon ())
2764 return 0;
2765
2766 /* now grab the 'dragon_skin'- and 'dragon_ability'-forces
2767 from the player's inventory */
2768 for (tmp = op->inv; tmp; tmp = tmp->below)
2769 if (tmp->type == FORCE)
2770 if (tmp->arch->archname == shstr_dragon_skin_force)
2771 skin = tmp;
2772 else if (tmp->arch->archname == shstr_dragon_ability_force)
2773 abil = tmp;
2774
2775 /* if either skin or ability are missing, this is an old player
2776 which is not to be considered a dragon -> bail out */
2777 if (skin == NULL || abil == NULL)
2778 return 0;
2779
2780 /* now start by filling stomache and health, according to food-value */
2781 if ((MAX_FOOD - op->stats.food) < meal->stats.food)
2782 op->stats.hp += (MAX_FOOD - op->stats.food) / 50;
2783 else
2784 op->stats.hp += meal->stats.food / 50;
2785
2786 min_it (op->stats.hp, op->stats.maxhp);
2787 op->stats.food = min (MAX_FOOD, op->stats.food + meal->stats.food);
2788
2789 /*LOG(llevDebug, "-> player: %d, flesh: %d\n", op->level, meal->level); */
2790
2791 /* on to the interesting part: chances for adding resistance */
3844 for (i = 0; i < NROFATTACKS; i++) 2792 for (i = 0; i < NROFATTACKS; i++)
3845 { 2793 {
3846 if (food->resist[i] > 0) 2794 if (meal->resist[i] > 0 && atnr_is_dragon_enabled (i))
3847 {
3848 force->resist[i] = food->resist[i] / 2;
3849 did_one = 1;
3850 } 2795 {
3851 } 2796 /* got positive resistance, now calculate improvement chance (0-100) */
3852 if (did_one) 2797
2798 /* this bonus makes resistance increase easier at lower levels */
2799 bonus = (settings.max_level - op->level) * 30. / ((double) settings.max_level);
2800 if (i == abil->stats.exp)
2801 bonus += 5; /* additional bonus for resistance of ability-focus */
2802
2803 /* monster bonus increases with level, because high-level
2804 flesh is too rare */
2805 mbonus = op->level * 20. / ((double) settings.max_level);
2806
2807 chance = (((double)min (op->level + bonus, meal->level + bonus + mbonus)) * 100. /
2808 ((double)settings.max_level)) - skin->resist[i];
2809
2810 if (chance >= 0.)
2811 chance += 1.;
2812 else
2813 chance = (chance < -12) ? 0. : 1. / pow (2., -chance);
2814
2815 /* chance is proportional to amount of resistance (max. 50) */
2816 chance *= ((double)(min (meal->resist[i], 50))) / 50.;
2817
2818 /* doubled chance for resistance of ability-focus */
2819 if (i == abil->stats.exp)
2820 chance = min (100., chance * 2.);
2821
2822 /* now make the throw and save all winners (Don't insert luck bonus here!) */
2823 if (rndm (10000) < (unsigned int)(chance * 100))
2824 {
2825 atnr_winner[winners] = i;
2826 winners++;
2827 }
2828
2829 if (chance >= 0.01)
2830 totalchance *= 1 - chance / 100;
2831
2832 /*LOG(llevDebug, " %s: bonus %.1f, chance %.1f\n", attacks[i], bonus, chance); */
2833 }
3853 { 2834 }
3854 force->speed = 0.1; 2835
3855 update_ob_speed (force); 2836 /* inverse totalchance as until now we have the failure-chance */
3856 /* bigger morsel of food = longer effect time */ 2837 totalchance = 100 - totalchance * 100;
3857 force->stats.food = food->stats.food / 5; 2838
3858 SET_FLAG (force, FLAG_IS_USED_UP); 2839 /* print message according to totalchance */
3859 SET_FLAG (force, FLAG_APPLIED); 2840 const char *buf;
3860 change_abil (who, force); 2841 if (totalchance > 50.)
3861 insert_ob_in_ob (force, who); 2842 buf = format ("Hmm! The %s tasted delicious!", &meal->name);
3862 } 2843 else if (totalchance > 10.)
2844 buf = format ("The %s tasted very good.", &meal->name);
2845 else if (totalchance > 1.)
2846 buf = format ("The %s tasted good.", &meal->name);
2847 else if (totalchance > 0.1)
2848 buf = format ("The %s tasted bland.", &meal->name);
2849 else if (totalchance >= 0.01)
2850 buf = format ("The %s had a boring taste.", &meal->name);
2851 else if (meal->last_eat > 0 && atnr_is_dragon_enabled (meal->last_eat))
2852 buf = format ("The %s tasted strange.", &meal->name);
3863 else 2853 else
3864 force->destroy (); 2854 buf = format ("The %s had no taste.", &meal->name);
3865 2855
3866 /* check for hp, sp change */ 2856 op->statusmsg (buf);
3867 if (food->stats.hp != 0) 2857
2858 /* now choose a winner if we have any */
2859 i = -1;
2860 if (winners > 0)
2861 i = atnr_winner [rndm (winners)];
2862
2863 if (i >= 0 && i < NROFATTACKS && skin->resist[i] < 95)
2864 {
2865 /* resistance increased! */
2866 skin->resist[i]++;
2867 op->update_stats ();
2868
2869 op->statusmsg (format ("Your skin is now more resistant to %s!", change_resist_msg[i]));
3868 { 2870 }
3869 if (QUERY_FLAG (food, FLAG_CURSED)) 2871
2872 /* if this flesh contains a new ability focus, we mark it
2873 into the ability_force and it will take effect on next level */
2874 if (meal->last_eat > 0 && atnr_is_dragon_enabled (meal->last_eat) && meal->last_eat != abil->last_eat)
2875 {
2876 abil->last_eat = meal->last_eat; /* write: last_eat <new attnr focus> */
2877
2878 if (meal->last_eat != abil->stats.exp)
2879 op->statusmsg (format (
2880 "Your metabolism prepares to focus on %s!\n"
2881 "The change will happen at level %d.",
2882 change_resist_msg[meal->last_eat],
2883 abil->level + 1
3870 { 2884 ));
3871 strcpy (who->contr->killer, food->name);
3872 hit_player (who, food->stats.hp, food, AT_POISON, 1);
3873 new_draw_info (NDI_UNIQUE, 0, who, "Eck!...that was poisonous!");
3874 }
3875 else 2885 else
3876 { 2886 {
3877 if (food->stats.hp > 0) 2887 op->statusmsg (format ("Your metabolism will continue to focus on %s.", change_resist_msg[meal->last_eat]));
3878 new_draw_info (NDI_UNIQUE, 0, who, "You begin to feel better."); 2888 abil->last_eat = 0;
3879 else
3880 new_draw_info (NDI_UNIQUE, 0, who, "Eck!...that was poisonous!");
3881 who->stats.hp += food->stats.hp;
3882 }
3883 }
3884 if (food->stats.sp != 0)
3885 {
3886 if (QUERY_FLAG (food, FLAG_CURSED))
3887 { 2889 }
3888 new_draw_info (NDI_UNIQUE, 0, who, "You are drained of mana!"); 2890 }
3889 who->stats.sp -= food->stats.sp; 2891
3890 if (who->stats.sp < 0) 2892 return 1;
3891 who->stats.sp = 0; 2893}
2894
2895/**
2896 * op eats food.
2897 * If player, takes care of messages and dragon special food.
2898 */
2899static void
2900apply_food (object *op, object *tmp)
2901{
2902 int capacity_remaining;
2903
2904 if (op->type != PLAYER)
2905 op->stats.hp = op->stats.maxhp;
2906 else
2907 {
2908 /* check if this is a dragon (player), eating some flesh */
2909 if (tmp->type == FLESH && op->is_dragon () && dragon_eat_flesh (op, tmp))
3892 } 2910 ;
3893 else 2911 else
3894 { 2912 {
3895 new_draw_info (NDI_UNIQUE, 0, who, "You feel a rush of magical energy!"); 2913 /* usual case - no dragon meal: */
3896 who->stats.sp += food->stats.sp; 2914 if (op->stats.food + tmp->stats.food > MAX_FOOD)
3897 /* place limit on max sp from food? */ 2915 {
2916 if (tmp->type == FOOD || tmp->type == FLESH)
2917 op->failmsg ("You feel full, but what a waste of food!");
2918 else
2919 op->statusmsg ("Most of the drink goes down your face not your throat!");
2920 }
2921
2922 tmp->play_sound (
2923 tmp->sound
2924 ? tmp->sound
2925 : tmp->type == DRINK
2926 ? sound_find ("eat_drink")
2927 : sound_find ("eat_food")
2928 );
2929
2930 if (!QUERY_FLAG (tmp, FLAG_CURSED))
2931 {
2932 const char *buf;
2933
2934 if (!op->is_dragon ())
2935 {
2936 /* eating message for normal players */
2937 if (tmp->type == DRINK)
2938 buf = format ("Ahhh...that %s tasted good.", &tmp->name);
2939 else
2940 buf = format ("The %s tasted %s", &tmp->name, tmp->type == FLESH ? "terrible!" : "good.");
2941 }
2942 else
2943 /* eating message for dragon players */
2944 buf = format ("The %s tasted terrible!", &tmp->name);
2945
2946 op->statusmsg (buf);
2947
2948 capacity_remaining = MAX_FOOD - op->stats.food;
2949 op->stats.food += tmp->stats.food;
2950 if (capacity_remaining < tmp->stats.food)
2951 op->stats.hp += capacity_remaining / 50;
2952 else
2953 op->stats.hp += tmp->stats.food / 50;
2954
2955 min_it (op->stats.hp, op->stats.maxhp);
2956 min_it (op->stats.food, MAX_FOOD);
2957 }
2958
2959 /* special food hack -b.t. */
2960 if (tmp->title || QUERY_FLAG (tmp, FLAG_CURSED))
2961 eat_special_food (op, tmp);
2962 }
2963 }
2964
2965 handle_apply_yield (tmp);
2966 tmp->decrease ();
2967}
2968
2969/**
2970 * Handles applying an improve armor scroll.
2971 * Does some sanity checks, then calls improve_armour.
2972 */
2973static void
2974apply_armour_improver (object *op, object *tmp)
2975{
2976 object *armor;
2977
2978 if (!QUERY_FLAG (op, FLAG_WIZCAST) && (get_map_flags (op->map, 0, op->x, op->y, 0, 0) & P_NO_MAGIC))
2979 {
2980 op->failmsg ("Something blocks the magic of the scroll. H<This area prevents magic effects.>");
2981 return;
2982 }
2983
2984 armor = find_marked_object (op);
2985
2986 if (!armor)
2987 {
2988 op->failmsg ("You need to mark an armor object. Use the right mouse button popup or the mark command to do this.");
2989 return;
2990 }
2991
2992 if (armor->type != ARMOUR
2993 && armor->type != CLOAK
2994 && armor->type != BOOTS && armor->type != GLOVES && armor->type != BRACERS && armor->type != SHIELD && armor->type != HELMET)
2995 {
2996 op->failmsg ("Your marked item is not armour!\n");
2997 return;
2998 }
2999
3000 op->statusmsg ("Applying armour enchantment.");
3001 improve_armour (op, tmp, armor);
3002}
3003
3004void
3005apply_poison (object *op, object *tmp)
3006{
3007 // need to do it now when it is still on the map
3008 handle_apply_yield (tmp);
3009
3010 object *poison = tmp->split (1);
3011
3012 if (op->type == PLAYER)
3013 {
3014 op->contr->play_sound (sound_find ("drink_poison"));
3015 op->failmsg ("Yech! That tasted poisonous!");
3016 op->contr->killer = poison;
3017 }
3018
3019 if (poison->stats.hp > 0)
3020 {
3021 LOG (llevDebug, "Trying to poison player/monster for %d hp\n", poison->stats.hp);
3022 hit_player (op, poison->stats.hp, tmp, AT_POISON, 1);
3023 }
3024
3025 op->stats.food -= op->stats.food / 4;
3026 poison->destroy ();
3027}
3028
3029/**
3030 * This function will try to apply a lighter and in case no lighter
3031 * is specified it will try to find a lighter in the players inventory,
3032 * and inform him about this requirement.
3033 *
3034 * who - the player
3035 * op - the item we want to light
3036 * lighter - the lighter or 0 if a lighter has yet to be found
3037 */
3038static object *
3039auto_apply_lighter (object *who, object *op, object *lighter)
3040{
3041 if (lighter == 0)
3042 {
3043 for (object *tmp = who->inv; tmp; tmp = tmp->below)
3898 } 3044 {
3045 if (tmp->type == LIGHTER)
3046 {
3047 lighter = tmp;
3048 break;
3049 }
3050 }
3051
3052 if (!lighter)
3053 {
3054 who->failmsg (format (
3055 "You can't light up the %s with your bare hands! "
3056 "H<You need a lighter in your inventory, for example a flint and steel.>",
3057 &op->name));
3058 return 0;
3059 }
3060 }
3061
3062 // last_eat == 0 means the lighter is not being used up!
3063 if (lighter->last_eat && lighter->stats.food)
3899 } 3064 {
3900 fix_player (who); 3065 /* lighter gets used up */
3901} 3066 lighter = lighter->split ();
3067 lighter->stats.food--;
3068 who->insert (lighter);
3069 }
3070 else if (lighter->last_eat)
3071 {
3072 /* no charges left in lighter */
3073 who->failmsg (format (
3074 "You attempt to light the %s with a used up %s.",
3075 &op->name, &lighter->name));
3076 return 0;
3077 }
3902 3078
3079 return lighter;
3080}
3903 3081
3904/** 3082/**
3905 * Designed primarily to light torches/lanterns/etc. 3083 * Designed primarily to light torches/lanterns/etc.
3906 * Also burns up burnable material too. First object in the inventory is 3084 * Also burns up burnable material too. First object in the inventory is
3907 * the selected object to "burn". -b.t. 3085 * the selected object to "burn". -b.t.
3908 */ 3086 */
3909 3087static void
3910void
3911apply_lighter (object *who, object *lighter) 3088apply_lighter (object *who, object *lighter)
3912{ 3089{
3913 object *item; 3090 object *item;
3914 int is_player_env = 0; 3091 int is_player_env = 0;
3915 char item_name[MAX_BUF];
3916 3092
3917 item = find_marked_object (who); 3093 item = find_marked_object (who);
3918 if (item) 3094 if (item)
3919 { 3095 {
3920 if (lighter->last_eat && lighter->stats.food) 3096 if (!auto_apply_lighter (who, item, lighter))
3921 { /* lighter gets used up */
3922 /* Split multiple lighters if they're being used up. Otherwise *
3923 * one charge from each would be used up. --DAMN */
3924 if (lighter->nrof > 1)
3925 {
3926 object *oneLighter = object::create ();
3927
3928 lighter->copy_to (oneLighter);
3929 lighter->nrof -= 1;
3930 oneLighter->nrof = 1;
3931 oneLighter->stats.food--;
3932 esrv_send_item (who, lighter);
3933 oneLighter = insert_ob_in_ob (oneLighter, who);
3934 esrv_send_item (who, oneLighter);
3935 }
3936 else
3937 lighter->stats.food--;
3938 }
3939 else if (lighter->last_eat)
3940 { /* no charges left in lighter */
3941 new_draw_info_format (NDI_UNIQUE, 0, who, "You attempt to light the %s with a used up %s.", &item->name, &lighter->name);
3942 return; 3097 return;
3943 } 3098
3944 /* Perhaps we should split what we are trying to light on fire? 3099 /* Perhaps we should split what we are trying to light on fire?
3945 * I can't see many times when you would want to light multiple 3100 * I can't see many times when you would want to light multiple
3946 * objects at once. 3101 * objects at once.
3947 */ 3102 */
3948 /* If the item is destroyed, we don't have a valid pointer to the
3949 * name object, so make a copy so the message we print out makes
3950 * some sense.
3951 */
3952 strcpy (item_name, item->name);
3953 if (who == is_player_inv (item))
3954 is_player_env = 1;
3955 3103
3956 save_throw_object (item, AT_FIRE, who); 3104 save_throw_object (item, AT_FIRE, who);
3957 /* Change to check count and not freed, since the object pointer 3105
3958 * may have gotten recycled
3959 */
3960 if (item->destroyed ()) 3106 if (item->destroyed ()
3961 { 3107 || ((item->type == LAMP || item->type == TORCH)
3962 new_draw_info_format (NDI_UNIQUE, 0, who, "You light the %s with the %s.", &item_name, &lighter->name); 3108 && item->glow_radius > 0))
3963 /* Need to update the player so that the players glow radius 3109 who->statusmsg (format (
3964 * gets changed. 3110 "You light the %s with the %s.",
3965 */ 3111 &item->name, &lighter->name));
3966 if (is_player_env)
3967 fix_player (who);
3968 }
3969 else 3112 else
3970 new_draw_info_format (NDI_UNIQUE, 0, who, "You attempt to light the %s with the %s and fail.", &item->name, &lighter->name); 3113 who->failmsg (format (
3114 "You attempt to light the %s with the %s and fail.",
3115 &item->name, &lighter->name));
3116 }
3117 else
3118 who->failmsg ("You need to mark a lightable object.");
3119}
3120
3121/**
3122 * This function generates a cursed effect for cursed lamps and torches.
3123 */
3124static void
3125player_apply_lamp_cursed_effect (object *who, object *op)
3126{
3127 if (op->level)
3971 } 3128 {
3972 else /* nothing to light */ 3129 who->failmsg (format (
3973 new_draw_info (NDI_UNIQUE, 0, who, "You need to mark a lightable object."); 3130 "The %s was cursed, it explodes in a big fireball!",
3131 &op->name));
3132 create_exploding_ball_at (who, op->level);
3133 }
3134 else
3135 {
3136 who->failmsg (format (
3137 "The %s was cursed, it crumbles to dust, at least it didn't explode.!",
3138 &op->name));
3139 }
3974 3140
3975}
3976
3977/**
3978 * op made some mistake with a scroll, this takes care of punishment.
3979 * scroll_failure()- hacked directly from spell_failure
3980 */
3981void
3982scroll_failure (object *op, int failure, int power)
3983{
3984 if (abs (failure / 4) > power)
3985 power = abs (failure / 4); /* set minimum effect */
3986
3987 if (failure <= -1 && failure > -15)
3988 { /* wonder */
3989 object *tmp;
3990
3991 new_draw_info (NDI_UNIQUE, 0, op, "Your spell warps!.");
3992 tmp = get_archetype (SPELL_WONDER);
3993 cast_wonder (op, op, 0, tmp);
3994 tmp->destroy (); 3141 op->destroy ();
3142}
3143
3144/**
3145 * Apply for players and lamps
3146 *
3147 * who - the player
3148 * op - the lamp
3149 */
3150static void
3151player_apply_lamp (object *who, object *op)
3152{
3153 bool switch_on = op->glow_radius ? false : true;
3154
3155 if (switch_on)
3995 } 3156 {
3996 else if (failure <= -15 && failure > -35) 3157 object *lighter = 0;
3997 { /* drain mana */ 3158
3998 new_draw_info (NDI_UNIQUE, 0, op, "Your mana is drained!."); 3159 if (op->flag [FLAG_IS_LIGHTABLE]
3999 op->stats.sp -= random_roll (0, power - 1, op, PREFER_LOW); 3160 && !(lighter = auto_apply_lighter (who, op, 0)))
3161 return;
3162
4000 if (op->stats.sp < 0) 3163 if (op->stats.food < 1)
4001 op->stats.sp = 0;
4002 }
4003 else if (settings.spell_failure_effects == TRUE)
4004 {
4005 if (failure <= -35 && failure > -60)
4006 { /* confusion */
4007 new_draw_info (NDI_UNIQUE, 0, op, "The magic recoils on you!");
4008 confuse_player (op, op, power);
4009 } 3164 {
4010 else if (failure <= -60 && failure > -70) 3165 if (op->type == LAMP)
4011 { /* paralysis */ 3166 who->failmsg (format (
4012 new_draw_info (NDI_UNIQUE, 0, op, "The magic recoils and paralyzes " "you!"); 3167 "The %s is out of fuel! "
4013 paralyze_player (op, op, power); 3168 "H<Lamps and similar items need fuel. They cannot be refilled.>",
4014 } 3169 &op->name));
4015 else if (failure <= -70 && failure > -80) 3170 else
4016 { /* blind */ 3171 who->failmsg (format (
4017 new_draw_info (NDI_UNIQUE, 0, op, "The magic recoils on you!"); 3172 "The %s is burnt out! "
4018 blind_player (op, op, power); 3173 "H<Torches and similar items burn out and become worthless.>",
4019 } 3174 &op->name));
4020 else if (failure <= -80) 3175 return;
4021 { /* blast the immediate area */
4022 object *tmp;
4023
4024 tmp = get_archetype (LOOSE_MANA);
4025 cast_magic_storm (op, tmp, power);
4026 new_draw_info (NDI_UNIQUE, 0, op, "You unlease uncontrolled mana!");
4027 tmp->destroy ();
4028 }
4029 }
4030}
4031
4032void
4033apply_changes_to_player (object *pl, object *change)
4034{
4035 int excess_stat = 0; /* if the stat goes over the maximum
4036 for the race, put the excess stat some
4037 where else. */
4038
4039 switch (change->type)
4040 {
4041 case CLASS:
4042 { 3176 }
4043 living *stats = &(pl->contr->orig_stats);
4044 living *ns = &(change->stats);
4045 object *walk;
4046 int flag_change_face = 1;
4047 3177
4048 /* the following code assigns stats up to the stat max 3178 if (op->flag [FLAG_CURSED])
4049 * for the race, and if the stat max is exceeded, 3179 {
4050 * tries to randomly reassign the excess stat 3180 player_apply_lamp_cursed_effect (who, op);
4051 */ 3181 return;
4052 int i, j; 3182 }
4053 3183
4054 for (i = 0; i < NUM_STATS; i++) 3184 if (lighter)
3185 who->statusmsg (format (
3186 "You light up the %s with the %s.", &op->name, &lighter->name));
3187 else
3188 who->statusmsg (format ("You light up the %s.", &op->name));
3189 }
3190 else
3191 {
3192 if (op->flag [FLAG_CURSED])
3193 {
3194 player_apply_lamp_cursed_effect (who, op);
3195 return;
3196 }
3197
3198 if (op->type == TORCH)
3199 {
3200 if (!op->flag [FLAG_IS_LIGHTABLE])
4055 { 3201 {
4056 sint8 stat = get_attr_value (stats, i); 3202 who->statusmsg (format (
4057 int race_bonus = get_attr_value (&(pl->arch->clone.stats), i); 3203 "You put out the %s. "
4058 3204 "H<The %s can't be used anymore, as it can't be lighted up again.>",
4059 stat += get_attr_value (ns, i); 3205 &op->name, &op->name));
4060 if (stat > 20 + race_bonus)
4061 {
4062 excess_stat++;
4063 stat = 20 + race_bonus;
4064 }
4065 set_attr_value (stats, i, stat);
4066 } 3206 }
4067
4068 for (j = 0; excess_stat > 0 && j < 100; j++)
4069 { /* try 100 times to assign excess stats */
4070 int i = rndm (0, 6);
4071 int stat = get_attr_value (stats, i);
4072 int race_bonus = get_attr_value (&(pl->arch->clone.stats), i);
4073
4074 if (i == CHA)
4075 continue; /* exclude cha from this */
4076 if (stat < 20 + race_bonus)
4077 {
4078 change_attr_value (stats, i, 1);
4079 excess_stat--;
4080 }
4081 }
4082
4083 /* insert the randomitems from the change's treasurelist into
4084 * the player ref: player.c
4085 */
4086 if (change->randomitems != NULL)
4087 give_initial_items (pl, change->randomitems);
4088
4089
4090 /* set up the face, for some races. */
4091
4092 /* first, look for the force object banning
4093 * changing the face. Certain races never change face with class.
4094 */
4095 for (walk = pl->inv; walk != NULL; walk = walk->below)
4096 if (!strcmp (walk->name, "NOCLASSFACECHANGE"))
4097 flag_change_face = 0;
4098
4099 if (flag_change_face)
4100 {
4101 pl->animation_id = GET_ANIM_ID (change);
4102 pl->face = change->face;
4103
4104 if (QUERY_FLAG (change, FLAG_ANIMATE))
4105 SET_FLAG (pl, FLAG_ANIMATE);
4106 else 3207 else
4107 CLEAR_FLAG (pl, FLAG_ANIMATE); 3208 who->statusmsg (format (
3209 "You put out the %s."
3210 "H<Torches wear out if you put them out.>",
3211 &op->name));
4108 } 3212 }
3213 else
3214 who->statusmsg (format ("You turn off the %s.", &op->name));
3215 }
4109 3216
4110 /* check the special case of can't use weapons */ 3217 apply_lamp (op, switch_on);
4111 /*if(QUERY_FLAG(change,FLAG_USE_WEAPON)) CLEAR_FLAG(pl,FLAG_USE_WEAPON); */ 3218}
4112 if (!strcmp (change->name, "monk"))
4113 CLEAR_FLAG (pl, FLAG_USE_WEAPON);
4114 3219
4115 break; 3220void get_animation_from_arch (object *op, arch_ptr a)
3221{
3222 op->animation_id = a->animation_id;
3223 op->flag [FLAG_IS_TURNABLE] = a->flag [FLAG_IS_TURNABLE];
3224 op->flag [FLAG_ANIMATE] = a->flag [FLAG_ANIMATE];
3225 op->anim_speed = a->anim_speed;
3226 op->last_anim = 0;
3227 op->state = 0;
3228 op->face = a->face;
3229
3230 if (NUM_ANIMATIONS(op) > 1)
3231 {
3232 SET_ANIMATION(op, 0);
3233 animate_object (op, op->direction);
3234 }
3235 else
3236 update_object (op, UP_OBJ_FACE);
3237}
3238
3239/**
3240 * Apply for LAMPs and TORCHes.
3241 *
3242 * op - the lamp
3243 * switch_on - a flag which says whether the lamp should be switched on or off
3244 */
3245void apply_lamp (object *op, bool switch_on)
3246{
3247 op->set_glow_radius (switch_on ? op->range : 0);
3248 op->set_speed (switch_on ? op->arch->speed : 0);
3249
3250 // torches wear out if you put them out
3251 if (op->type == TORCH && !switch_on)
3252 {
3253 if (op->flag [FLAG_IS_LIGHTABLE])
4116 } 3254 {
3255 op->stats.food -= (double) op->arch->stats.food / 15;
3256 if (op->stats.food < 0)
3257 op->stats.food = 0;
3258 }
3259 else
3260 op->stats.food = 0;
4117 } 3261 }
3262
3263 // lamps and torched get worthless when used up
3264 if (op->stats.food <= 0)
3265 op->value = 0;
3266
3267 // FIXME: This is a hack to make the more sane torches and lamps
3268 // still animated ;-/
3269 if (op->other_arch)
3270 get_animation_from_arch (op, switch_on ? op->other_arch : op->arch);
3271
3272 if (object *pl = op->visible_to ())
3273 esrv_update_item (UPD_ANIM | UPD_FACE | UPD_NAME, pl, op);
4118} 3274}
4119 3275
4120/** 3276/**
4121 * This handles items of type 'transformer'. 3277 * This handles items of type 'transformer'.
4122 * Basically those items, used with a marked item, transform both items into something 3278 * Basically those items, used with a marked item, transform both items into something
… …
4125 * Change information is contained in the 'slaying' field of the marked item. 3281 * Change information is contained in the 'slaying' field of the marked item.
4126 * The format is as follow: transformer:[number ]yield[;transformer:...]. 3282 * The format is as follow: transformer:[number ]yield[;transformer:...].
4127 * This way an item can be transformed in many things, and/or many objects. 3283 * This way an item can be transformed in many things, and/or many objects.
4128 * The 'slaying' field for transformer is used as verb for the action. 3284 * The 'slaying' field for transformer is used as verb for the action.
4129 */ 3285 */
4130void 3286static void
4131apply_item_transformer (object *pl, object *transformer) 3287apply_item_transformer (object *pl, object *transformer)
4132{ 3288{
4133 object *marked; 3289 object *marked;
4134 object *new_item; 3290 object *new_item;
4135 char *find; 3291 const char *find;
4136 char *separator; 3292 char *separator;
4137 int yield; 3293 int yield;
4138 char got[MAX_BUF]; 3294 char got[MAX_BUF];
4139 int len; 3295 int len;
4140 3296
4141 if (!pl || !transformer) 3297 if (!pl || !transformer)
4142 return; 3298 return;
3299
4143 marked = find_marked_object (pl); 3300 marked = find_marked_object (pl);
3301
4144 if (!marked) 3302 if (!marked)
4145 { 3303 {
4146 new_draw_info_format (NDI_UNIQUE, 0, pl, "Use the %s with what item?", query_name (transformer)); 3304 pl->failmsg (format ("Use the %s with what item?", query_name (transformer)));
4147 return; 3305 return;
4148 } 3306 }
3307
4149 if (!marked->slaying) 3308 if (!marked->slaying)
4150 { 3309 {
4151 new_draw_info_format (NDI_UNIQUE, 0, pl, "You can't use the %s with your %s!", query_name (transformer), query_name (marked)); 3310 pl->failmsg (format ("You can't use the %s with your %s!", query_name (transformer), query_name (marked)));
4152 return; 3311 return;
4153 } 3312 }
3313
4154 /* check whether they are compatible or not */ 3314 /* check whether they are compatible or not */
4155 find = strstr (marked->slaying, transformer->arch->name); 3315 find = strstr (&marked->slaying, transformer->arch->archname);
4156 if (!find || (*(find + strlen (transformer->arch->name)) != ':')) 3316 if (!find || (*(find + strlen (transformer->arch->archname)) != ':'))
4157 { 3317 {
4158 new_draw_info_format (NDI_UNIQUE, 0, pl, "You can't use the %s with your %s!", query_name (transformer), query_name (marked)); 3318 pl->failmsg (format ("You can't use the %s with your %s!", query_name (transformer), query_name (marked)));
4159 return; 3319 return;
4160 } 3320 }
3321
4161 find += strlen (transformer->arch->name) + 1; 3322 find += strlen (transformer->arch->archname) + 1;
4162 /* Item can be used, now find how many and what it yields */ 3323 /* Item can be used, now find how many and what it yields */
4163 if (isdigit (*(find))) 3324 if (isdigit (*(find)))
4164 { 3325 {
4165 yield = atoi (find); 3326 yield = atoi (find);
4166 if (yield < 1) 3327 if (yield < 1)
… …
4172 else 3333 else
4173 yield = 1; 3334 yield = 1;
4174 3335
4175 while (isdigit (*find)) 3336 while (isdigit (*find))
4176 find++; 3337 find++;
3338
4177 while (*find == ' ') 3339 while (*find == ' ')
4178 find++; 3340 find++;
3341
4179 memset (got, 0, MAX_BUF); 3342 memset (got, 0, MAX_BUF);
3343
4180 if ((separator = strchr (find, ';')) != NULL) 3344 if ((separator = (char *) strchr (find, ';')))
4181 {
4182 len = separator - find; 3345 len = separator - find;
4183 }
4184 else 3346 else
4185 {
4186 len = strlen (find); 3347 len = strlen (find);
4187 } 3348
4188 if (len > MAX_BUF - 1) 3349 min_it (len, MAX_BUF - 1);
4189 len = MAX_BUF - 1; 3350
4190 strcpy (got, find); 3351 strcpy (got, find);
4191 got[len] = '\0'; 3352 got[len] = '\0';
4192 3353
4193 /* Now create new item, remove used ones when required. */ 3354 /* Now create new item, remove used ones when required. */
4194 new_item = get_archetype (got); 3355 new_item = get_archetype (got);
4195 if (!new_item) 3356 if (!new_item)
4196 { 3357 {
4197 new_draw_info_format (NDI_UNIQUE, 0, pl, "This %s is strange, better to not use it.", query_base_name (marked, 0)); 3358 pl->failmsg (format ("This %s is strange, better to not use it.", query_base_name (marked, 0)));
4198 return; 3359 return;
4199 } 3360 }
4200 3361
4201 new_item->nrof = yield; 3362 new_item->nrof = yield;
3363
4202 new_draw_info_format (NDI_UNIQUE, 0, pl, "You %s the %s.", &transformer->slaying, query_base_name (marked, 0)); 3364 pl->statusmsg (format ("You %s the %s.", &transformer->slaying, query_base_name (marked, 0)));
4203 insert_ob_in_ob (new_item, pl); 3365
4204 esrv_send_inventory (pl, pl); 3366 pl->insert (new_item);
4205 /* Eat up one item */ 3367 /* Eat up one item */
4206 decrease_ob_nr (marked, 1); 3368 marked->decrease ();
3369
4207 /* Eat one transformer if needed */ 3370 /* Eat one transformer if needed */
4208 if (transformer->stats.food) 3371 if (transformer->stats.food)
4209 if (--transformer->stats.food == 0) 3372 if (--transformer->stats.food == 0)
4210 decrease_ob_nr (transformer, 1); 3373 transformer->decrease ();
4211} 3374}
3375
3376/**
3377 * Main apply handler.
3378 *
3379 * Checks for unpaid items before applying.
3380 *
3381 * Return value is currently not used
3382 *
3383 * who is the object that is causing object to be applied, op is the object
3384 * being applied.
3385 *
3386 * aflag is special (always apply/unapply) flags. Nothing is done with
3387 * them in this function - they are passed to apply_special
3388 */
3389static bool
3390manual_apply (object *who, object *op, int aflag)
3391{
3392 op = op->head_ ();
3393
3394 if (op->flag [FLAG_UNPAID] && !op->flag [FLAG_APPLIED])
3395 {
3396 if (who->contr)
3397 {
3398 examine (who, op);
3399 //who->failmsg ("You should pay for it first! H<You cannot use items marked as unpaid.>");//TODO remove
3400 return 1;
3401 }
3402 else
3403 return 0; /* monsters just skip unpaid items */
3404 }
3405
3406 if (INVOKE_OBJECT (APPLY, op, ARG_OBJECT (who)))
3407 return RESULT_INT (0);
3408 else if (may_attempt_inv [op->type])
3409 {
3410 // special item, using slot system, needs to be in inv
3411 if (op->env == who)
3412 return apply_special (who, op, aflag);
3413
3414 who->failmsg (format ("You must get it first! H<You can only apply the %s if it is in your inventory.>\n", query_name (op)));
3415 }
3416 else if (!who->contr && may_attempt_player [op->type])
3417 return 0; // monsters shouldn't try to apply player-only stuff
3418 else if (may_attempt [op->type])
3419 {
3420 // ordinary stuff, may be on the floor
3421 switch (op->type)
3422 {
3423 case T_HANDLE:
3424 who->play_sound (sound_find ("turn_handle"));
3425 who->statusmsg ("You turn the handle.");
3426 op->value = op->value ? 0 : 1;
3427 SET_ANIMATION (op, op->value);
3428 update_object (op, UP_OBJ_FACE);
3429 push_button (op, who);
3430 break;
3431
3432 case TRIGGER:
3433 if (check_trigger (op, who, who))
3434 {
3435 who->statusmsg ("You turn the handle.");
3436 who->play_sound (sound_find ("turn_handle"));
3437 }
3438 else
3439 who->failmsg ("The handle doesn't move.");
3440
3441 break;
3442
3443 case EXIT:
3444 if (!EXIT_PATH (op))
3445 who->failmsg (format ("The %s is closed. H<And will stay closed, until somebody fires up the map editor and adds it.>", query_name (op)));
3446 else
3447 {
3448 /* Don't display messages for random maps. */
3449 if (op->msg && EXIT_PATH (op) != shstr_random_map_exit)
3450 who->statusmsg (op->msg, NDI_NAVY);
3451
3452 who->enter_exit (op);
3453 }
3454
3455 break;
3456
3457 case INSCRIBABLE:
3458 who->statusmsg (op->msg);
3459 // maybe show a spell menu to chose from or something like that
3460 break;
3461
3462 case SIGN:
3463 apply_sign (who, op, 0);
3464 break;
3465
3466 case BOOK:
3467 apply_book (who, op);
3468 break;
3469
3470 case SKILLSCROLL:
3471 apply_skillscroll (who, op);
3472 break;
3473
3474 case SPELLBOOK:
3475 apply_spellbook (who, op);
3476 break;
3477
3478 case SCROLL:
3479 apply_scroll (who, op, 0);
3480 break;
3481
3482 case POTION:
3483 apply_potion (who, op);
3484 break;
3485
3486 /* Eneq(@csd.uu.se): Handle apply on containers. */
3487 //TODO: remove, as it is unsed?
3488 case CLOSE_CON:
3489 apply_container (who, op->env);
3490 break;
3491
3492 case CONTAINER:
3493 apply_container (who, op);
3494 break;
3495
3496 case TREASURE:
3497 apply_treasure (who, op);
3498 break;
3499
3500 case LAMP:
3501 case TORCH:
3502 player_apply_lamp (who, op);
3503 break;
3504
3505 case DRINK:
3506 case FOOD:
3507 case FLESH:
3508 apply_food (who, op);
3509 break;
3510
3511 case POISON:
3512 apply_poison (who, op);
3513 break;
3514
3515 case SAVEBED:
3516 break;
3517
3518 case ARMOUR_IMPROVER:
3519 apply_armour_improver (who, op);
3520 break;
3521
3522 case WEAPON_IMPROVER:
3523 check_improve_weapon (who, op);
3524 break;
3525
3526 case CLOCK:
3527 {
3528 char buf[MAX_BUF];
3529 timeofday_t tod;
3530
3531 get_tod (&tod);
3532 who->play_sound (sound_find ("sound_clock"));
3533 who->statusmsg (format (
3534 "It is %d minute%s past %d o'clock %s",
3535 tod.minute + 1, ((tod.minute + 1 < 2) ? "" : "s"),
3536 ((tod.hour % 14 == 0) ? 14 : ((tod.hour) % 14)), ((tod.hour >= 14) ? "pm" : "am")
3537 ));
3538 }
3539 break;
3540
3541 case MENU:
3542 shop_listing (op, who);
3543 break;
3544
3545 case POWER_CRYSTAL:
3546 apply_power_crystal (who, op); /* see egoitem.c */
3547 break;
3548
3549 case LIGHTER: /* for lighting torches/lanterns/etc */
3550 apply_lighter (who, op);
3551 break;
3552
3553 case ITEM_TRANSFORMER:
3554 apply_item_transformer (who, op);
3555 break;
3556 }
3557
3558 return 1;
3559 }
3560 else
3561 {
3562 who->statusmsg (format ("I don't know how to apply the %s.", query_name (op)));
3563 return 0;
3564 }
3565}
3566
3567/**
3568 * player_apply_below attempts to apply the object 'below' the player.
3569 * If the player has an open container, we use that for below, otherwise
3570 * we use the ground.
3571 */
3572void
3573player_apply_below (object *pl)
3574{
3575 object *top = pl->container_ () ? pl->container_ ()->inv : pl->below;
3576
3577 /* If using a container, set the starting item to be the top
3578 * item in the container. Otherwise, use the map.
3579 */
3580
3581 // first try to apply "applyables"
3582 for (object *tmp = top; tmp; tmp = tmp->below)
3583 if (!tmp->invisible && may_attempt [tmp->type])
3584 {
3585 // If it is visible, player can apply it.
3586 pl->apply (tmp);
3587 return;
3588 }
3589
3590 while (top && top->invisible)
3591 top = top->below;
3592
3593 if (!top || top->flag [FLAG_IS_FLOOR])
3594 pl->failmsg ("You inspect this space, but find no way to apply anything. "
3595 "H<There is nothing here that you can apply.>");
3596 else
3597 // next, try to explain the topmost object
3598 switch (top->type)
3599 {
3600 // TODO: all this should move to examine
3601 case ALTAR:
3602 case IDENTIFY_ALTAR:
3603 case CONVERTER:
3604 pl->failmsg (format (
3605 "You see no obvious mechanism on the %s."
3606 "H<You have to drop one or more specific items here.>",
3607 query_short_name (top)
3608 ));
3609 break;
3610
3611 case BUTTON:
3612 pl->failmsg (format (
3613 "The %s looks as if you could activate it with somehting heavy. "
3614 "H<You must put enough items here to activate it.>",
3615 query_short_name (top)
3616 ));
3617 break;
3618
3619 default:
3620 examine (pl, top);
3621 break;
3622 }
3623}
3624
3625// saner interface, returns successful status
3626bool
3627object::apply (object *ob, int aflags)
3628{
3629 if (!ob) // simplifies a lot of callers
3630 return true;
3631
3632 if (contr)
3633 {
3634 if (!ob->env && (move_type & MOVE_FLYING))
3635 {
3636 /* player is flying and applying object not in inventory */
3637 if (!flag [FLAG_WIZ] && !(ob->move_type & MOVE_FLYING))
3638 {
3639 failmsg ("But you are floating high above the ground! "
3640 "H<You have to stop levitating first, if you can, either by using your levitation skill, "
3641 "or waiting till the levitation effect wears off.>");
3642 return 0;
3643 }
3644 }
3645
3646 contr->last_used = ob;
3647 }
3648
3649 bool want_apply =
3650 aflags & AP_APPLY ? true
3651 : aflags & AP_UNAPPLY ? false
3652 : !ob->flag [FLAG_APPLIED]; // AP_TOGGLE
3653
3654 object_ptr *slot = 0;
3655
3656 // detect the slot, if this is a player
3657 if (contr && !(aflags & AP_NO_SLOT))
3658 {
3659 object *oslot;
3660
3661 switch (ob->type)
3662 {
3663 case WEAPON:
3664 slot = &contr->combat_ob;
3665 oslot = contr->ranged_ob;
3666 break;
3667
3668 case BOW:
3669 case RANGED:
3670 case SPELL:
3671 case WAND:
3672 case ROD:
3673 case HORN:
3674 case BUILDER:
3675 slot = &contr->ranged_ob;
3676 oslot = contr->combat_ob;
3677 break;
3678
3679 // oh, the humanity
3680 case SKILL:
3681 if (aflags & AP_NO_SLOT)
3682 break;
3683
3684 if (skill_flags [ob->subtype] & SF_NEED_ITEM)
3685 break;
3686
3687 if (skill_flags [ob->subtype] & SF_COMBAT)
3688 {
3689 slot = &contr->combat_ob;
3690 oslot = contr->ranged_ob;
3691 }
3692 else if (skill_flags [ob->subtype] & SF_RANGED)
3693 {
3694 slot = &contr->ranged_ob;
3695 oslot = contr->combat_ob;
3696 }
3697
3698 break;
3699 }
3700
3701 // now handle slot exclusions
3702 if (slot)
3703 {
3704 // only one slot can be active
3705 if (want_apply)
3706 {
3707 // clear slot unless we are in it already
3708 if (*slot != ob)
3709 apply (*slot, AP_UNAPPLY);
3710
3711 // unapply other slot, because we want to become active
3712 apply (oslot, AP_UNAPPLY);
3713 }
3714
3715 // clear item from slot if applied
3716 if (!want_apply && current_weapon == ob)
3717 current_weapon = 0;
3718 }
3719 }
3720
3721 if (ob->flag [FLAG_APPLIED] != want_apply)
3722 manual_apply (this, ob, aflags);
3723
3724 if (ob->flag [FLAG_APPLIED] != want_apply)
3725 return false;
3726
3727 if (slot && want_apply)
3728 current_weapon = *slot = ob;
3729
3730 return true;
3731}
3732
3733/**
3734 * Map was just loaded, handle op's initialisation.
3735 *
3736 * Generates shop floor's item, and treasures.
3737 */
3738int
3739auto_apply (object *op)
3740{
3741 object *tmp = NULL, *tmp2;
3742 int i;
3743
3744 CLEAR_FLAG (op, FLAG_AUTO_APPLY);
3745
3746 switch (op->type)
3747 {
3748 case SHOP_FLOOR:
3749 if (!op->has_random_items ())
3750 return 0;
3751
3752 do
3753 {
3754 i = 10; /* let's give it 10 tries */
3755 while ((tmp = generate_treasure (op->randomitems,
3756 op->stats.exp
3757 ? (int) op->stats.exp
3758 : max (op->map->difficulty, 5)))
3759 == NULL && --i);
3760
3761 if (tmp == NULL)
3762 return 0;
3763
3764 if (QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED))
3765 {
3766 tmp->destroy ();
3767 tmp = NULL;
3768 }
3769 }
3770 while (!tmp);
3771
3772 tmp->x = op->x;
3773 tmp->y = op->y;
3774 SET_FLAG (tmp, FLAG_UNPAID);
3775 insert_ob_in_map (tmp, op->map, NULL, 0);
3776 identify (tmp);
3777 break;
3778
3779 case TREASURE:
3780 if (QUERY_FLAG (op, FLAG_IS_A_TEMPLATE))
3781 return 0;
3782
3783 while (op->stats.hp-- > 0)
3784 create_treasure (op->randomitems, op, op->map ? GT_ENVIRONMENT : 0,
3785 op->stats.exp ? (int) op->stats.exp : op->map == NULL ? 14 : op->map->difficulty, 0);
3786
3787 /* If we generated an object and put it in this object inventory,
3788 * move it to the parent object as the current object is about
3789 * to disappear. An example of this item is the random_* stuff
3790 * that is put inside other objects.
3791 */
3792 if (op->env)
3793 while (op->inv)
3794 op->env->insert (op->inv);
3795
3796 op->destroy ();
3797 break;
3798 }
3799
3800 return !!tmp;
3801}
3802
3803/**
3804 * fix_auto_apply goes through the entire map every time a map
3805 * is loaded or swapped in and performs special actions for
3806 * certain objects (most initialization of chests and creation of
3807 * treasures and stuff). Calls auto_apply if appropriate.
3808 */
3809void
3810maptile::fix_auto_apply ()
3811{
3812 if (!spaces)
3813 return;
3814
3815 for (mapspace *ms = spaces + size (); ms-- > spaces; )
3816 for (object *tmp = ms->bot; tmp; )
3817 {
3818 object *above = tmp->above;
3819
3820 if (tmp->inv)
3821 {
3822 object *invtmp, *invnext;
3823
3824 for (invtmp = tmp->inv; invtmp; invtmp = invnext)
3825 {
3826 invnext = invtmp->below;
3827
3828 if (QUERY_FLAG (invtmp, FLAG_AUTO_APPLY))
3829 auto_apply (invtmp);
3830 else if (invtmp->type == TREASURE && invtmp->has_random_items ())
3831 {
3832 while (invtmp->stats.hp-- > 0)
3833 create_treasure (invtmp->randomitems, invtmp, 0, difficulty, 0);
3834
3835 invtmp->randomitems = NULL;
3836 }
3837 else if (invtmp && invtmp->arch
3838 && invtmp->type != TREASURE && invtmp->type != SPELL && invtmp->type != CLASS && invtmp->has_random_items ())
3839 {
3840 create_treasure (invtmp->randomitems, invtmp, 0, difficulty, 0);
3841 /* Need to clear this so that we never try to create
3842 * treasure again for this object
3843 */
3844 invtmp->randomitems = NULL;
3845 }
3846 }
3847
3848 /* This is really temporary - the code at the bottom will
3849 * also set randomitems to null. The problem is there are bunches
3850 * of maps/players already out there with items that have spells
3851 * which haven't had the randomitems set to null yet.
3852 * MSW 2004-05-13
3853 *
3854 * And if it's a spellbook, it's better to set randomitems to NULL too,
3855 * else you get two spells in the book ^_-
3856 * Ryo 2004-08-16
3857 */
3858 if (tmp->type == WAND || tmp->type == ROD || tmp->type == SCROLL
3859 || tmp->type == HORN || tmp->type == FIREWALL || tmp->type == POTION || tmp->type == ALTAR || tmp->type == SPELLBOOK)
3860 tmp->randomitems = NULL;
3861 }
3862
3863 if (QUERY_FLAG (tmp, FLAG_AUTO_APPLY))
3864 auto_apply (tmp);
3865 else if ((tmp->type == TREASURE || (tmp->type == CONTAINER)) && tmp->has_random_items ())
3866 {
3867 while ((tmp->stats.hp--) > 0)
3868 create_treasure (tmp->randomitems, tmp, 0, difficulty, 0);
3869 tmp->randomitems = NULL;
3870 }
3871 else if (tmp->type == TIMED_GATE)
3872 {
3873 object *head = tmp->head != NULL ? tmp->head : tmp;
3874
3875 if (QUERY_FLAG (head, FLAG_IS_LINKED))
3876 tmp->set_speed (0);
3877 }
3878 /* This function can be called everytime a map is loaded, even when
3879 * swapping back in. As such, we don't want to create the treasure
3880 * over and ove again, so after we generate the treasure, blank out
3881 * randomitems so if it is swapped in again, it won't make anything.
3882 * This is a problem for the above objects, because they have counters
3883 * which say how many times to make the treasure.
3884 */
3885 else if (tmp && tmp->arch && tmp->type != PLAYER
3886 && tmp->type != TREASURE && tmp->type != SPELL
3887 && tmp->type != PLAYER_CHANGER && tmp->type != CLASS && tmp->has_random_items ())
3888 {
3889 create_treasure (tmp->randomitems, tmp, GT_APPLY, difficulty, 0);
3890 tmp->randomitems = NULL;
3891 }
3892
3893 // close all containers
3894 else if (tmp->type == CONTAINER)
3895 tmp->flag [FLAG_APPLIED] = 0;
3896
3897 tmp = above;
3898 }
3899
3900 for (mapspace *ms = spaces + size (); ms-- > spaces; )
3901 for (object *tmp = ms->bot; tmp; tmp = tmp->above)
3902 if (tmp->above && (tmp->type == TRIGGER_BUTTON || tmp->type == TRIGGER_PEDESTAL))
3903 check_trigger (tmp, tmp->above, tmp->above);
3904}
3905
3906/**
3907 * Handles player eating food that temporarily changes status (resistances, stats).
3908 * This used to call cast_change_attr(), but
3909 * that doesn't work with the new spell code. Since we know what
3910 * the food changes, just grab a force and use that instead.
3911 */
3912void
3913eat_special_food (object *who, object *food)
3914{
3915 object *force;
3916 int i, did_one = 0;
3917
3918 char buf[64];
3919 snprintf (buf, sizeof(buf), "sp_food_%s", &food->title);
3920 shstr key (buf);
3921
3922 /* bigger morsel of food = longer effect time */
3923 int duration = TIME2TICK (food->stats.food);
3924
3925 if (force = who->force_find (key))
3926 {
3927 if (duration > fabs (force->speed_left / force->speed))
3928 {
3929 new_draw_info_format (NDI_UNIQUE, 0, who, "More magical force spreads through you. H<The effect will last for about %.10g more seconds.>", TICK2TIME (duration));
3930 force->force_set_timer (duration);
3931 }
3932 else
3933 new_draw_info (NDI_UNIQUE, 0, who, "It had no additional effect.");
3934
3935 return;
3936 }
3937 else
3938 {
3939 force = who->force_add (key, duration);
3940 force->name = key;
3941
3942 /* check if the food affects a stat */
3943 for (i = 0; i < NUM_STATS; i++)
3944 if (sint8 k = food->stats.stat (i))
3945 {
3946 force->stats.stat (i) = k;
3947 did_one = 1;
3948 }
3949
3950 /* check if we can protect the eater */
3951 for (i = 0; i < NROFATTACKS; i++)
3952 {
3953 if (food->resist[i] > 0)
3954 {
3955 force->resist[i] = food->resist[i];
3956 did_one = 1;
3957 }
3958 }
3959
3960 if (did_one)
3961 {
3962 new_draw_info_format (NDI_UNIQUE, 0, who, "You are suffused with magical force. H<The effect will last for about %.10g seconds.>", TICK2TIME (duration));
3963
3964 /* make the force take effect and report effects to user */
3965 change_abil (who, force);
3966 }
3967 else
3968 force->destroy ();
3969 }
3970
3971 /* check for hp, sp change */
3972 if (food->stats.hp != 0)
3973 {
3974 if (QUERY_FLAG (food, FLAG_CURSED))
3975 {
3976 who->contr->killer = food;
3977 hit_player (who, food->stats.hp, food, AT_POISON, 1);
3978 who->failmsg ("Eck!...that was poisonous!");
3979 }
3980 else
3981 {
3982 if (food->stats.hp > 0)
3983 who->statusmsg ("You begin to feel better.");
3984 else
3985 who->failmsg ("Eck!...that was poisonous!");
3986
3987 who->stats.hp += food->stats.hp;
3988 }
3989 }
3990
3991 if (food->stats.sp != 0)
3992 {
3993 if (QUERY_FLAG (food, FLAG_CURSED))
3994 {
3995 who->failmsg ("You are drained of mana!");
3996 who->stats.sp -= food->stats.sp;
3997 if (who->stats.sp < 0)
3998 who->stats.sp = 0;
3999 }
4000 else
4001 {
4002 who->statusmsg ("You feel a rush of magical energy!");
4003 who->stats.sp += food->stats.sp;
4004 /* place limit on max sp from food? */
4005 }
4006 }
4007
4008 who->update_stats ();
4009}
4010
4011void
4012apply_changes_to_player (object *pl, object *change)
4013{
4014 int excess_stat = 0; /* if the stat goes over the maximum
4015 for the race, put the excess stat some
4016 where else. */
4017
4018 switch (change->type)
4019 {
4020 case CLASS:
4021 {
4022 living *stats = &(pl->contr->orig_stats);
4023 living *ns = &(change->stats);
4024 object *walk;
4025 int flag_change_face = 1;
4026
4027 /* the following code assigns stats up to the stat max
4028 * for the race, and if the stat max is exceeded,
4029 * tries to randomly reassign the excess stat
4030 */
4031 int i, j;
4032
4033 for (i = 0; i < NUM_STATS; i++)
4034 {
4035 int race_bonus = pl->arch->stats.stat (i);
4036 sint8 stat = stats->stat (i) + ns->stat (i);
4037
4038 if (stat > 20 + race_bonus)
4039 {
4040 excess_stat++;
4041 stat = 20 + race_bonus;
4042 }
4043
4044 stats->stat (i) = stat;
4045 }
4046
4047 for (j = 0; excess_stat > 0 && j < 100; j++)
4048 { /* try 100 times to assign excess stats */
4049 int i = rndm (0, 6);
4050
4051 if (i == CHA)
4052 continue; /* exclude cha from this */
4053
4054 int stat = stats->stat (i);
4055 int race_bonus = pl->arch->stats.stat (i);
4056 if (stat < 20 + race_bonus)
4057 {
4058 change_attr_value (stats, i, 1);
4059 excess_stat--;
4060 }
4061 }
4062
4063 /* insert the randomitems from the change's treasurelist into
4064 * the player ref: player.c
4065 */
4066 if (change->randomitems)
4067 give_initial_items (pl, change->randomitems);
4068
4069 /* set up the face, for some races. */
4070
4071 /* first, look for the force object banning
4072 * changing the face. Certain races never change face with class.
4073 */
4074 for (walk = pl->inv; walk; walk = walk->below)
4075 if (walk->name == shstr_NOCLASSFACECHANGE)
4076 flag_change_face = 0;
4077
4078 if (flag_change_face)
4079 {
4080 pl->face = change->face;
4081 pl->animation_id = change->animation_id;
4082 pl->flag [FLAG_ANIMATE] = change->flag [FLAG_ANIMATE];
4083 }
4084
4085 /* check the special case of can't use weapons */
4086 /*if(QUERY_FLAG(change,FLAG_USE_WEAPON)) CLEAR_FLAG(pl,FLAG_USE_WEAPON); */
4087 if (change->name == shstr_monk)
4088 CLEAR_FLAG (pl, FLAG_USE_WEAPON);
4089
4090 break;
4091 }
4092 }
4093}
4094

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