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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 1.261 by root, Wed Apr 28 19:59:06 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. */ 35// these must be in the inventory before they can be applied
35#include <sounds.h>
36 36
37/* need math lib for double-precision and pow() in dragon_eat_flesh() */ 37static const struct apply_types_inv_only : typeset
38#include <math.h>
39
40/**
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{ 38{
47 int arch_flag, name_flag, race_flag; 39 apply_types_inv_only ()
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 { 40 {
61 arch_flag = (op->subtype & 1); 41 set (WEAPON);
62 name_flag = (op->subtype & 2); 42 set (ARMOUR);
63 race_flag = (op->subtype & 4); 43 set (BOOTS);
44 set (GLOVES);
45 set (AMULET);
46 set (GIRDLE);
47 set (BRACERS);
48 set (SHIELD);
49 set (HELMET);
50 set (RING);
51 set (CLOAK);
52 set (WAND);
53 set (ROD);
54 set (HORN);
55 set (SKILL);
56 set (SPELL);
57 set (BOW);
58 set (RANGED);
59 set (BUILDER);
60 set (SKILL_TOOL);
64 } 61 }
65 else 62} apply_types_inv_only;
63
64// these only make sense for the player
65
66static const struct apply_types_player_only : typeset
67{
68 apply_types_player_only ()
66 { 69 {
67 arch_flag = 1; 70 set (TRANSPORT);
68 name_flag = 1; 71 set (EXIT);
69 race_flag = 1; 72 set (BOOK);
73 set (SIGN);
74 set (BOOK);
75 set (SKILLSCROLL);
76 set (SPELLBOOK);
77 set (INSCRIBABLE);
78 set (TREASURE);
79 set (SAVEBED);
80 set (ARMOUR_IMPROVER);
81 set (WEAPON_IMPROVER);
82 set (CLOCK);
83 set (MENU);
84 set (LIGHTER); /* for lighting torches/lanterns/etc */
70 } 85 }
71 /* If the director has race set, only affect objects with a arch, 86} apply_types_player_only;
72 * name or race that matches. 87
73 */ 88// applying these _can_ be attempted, others cannot
74 if ((op->race) && 89// be applied at all. used by e.g. apply below.
75 ((!(victim->arch && arch_flag && victim->arch->name) || strcmp (op->race, victim->arch->name))) && 90
76 ((!(victim->name && name_flag) || strcmp (op->race, victim->name))) && 91static const struct apply_types : typeset
77 ((!(victim->race && race_flag) || strcmp (op->race, victim->race)))) 92{
93 apply_types ()
94 : typeset ((typeset)apply_types_player_only | (typeset)apply_types_inv_only)
78 { 95 {
79 return 1; 96 set (T_HANDLE);
97 set (TRIGGER);
98 set (SCROLL);
99 set (POTION);
100 set (CLOSE_CON);
101 set (CONTAINER);
102 set (LAMP);
103 set (TORCH);
104 set (DRINK);
105 set (FOOD);
106 set (FLESH);
107 set (POISON);
108 set (POWER_CRYSTAL);
109 set (ITEM_TRANSFORMER);
80 } 110 }
81 /* If the director has slaying set, only affect objects where none 111} apply_types;
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}
412 112
413/**************************************************************************** 113/****************************************************************************
414 * Weapon improvement code follows 114 * Weapon improvement code follows
415 ****************************************************************************/ 115 ****************************************************************************/
416 116
417/** 117/**
118 * This function just checks whether who can handle equipping an item
119 * with item_power.
120 */
121static bool
122check_item_power (object *who, int item_power)
123{
124 if (who->type == PLAYER
125 && item_power
126 && item_power + who->contr->item_power > settings.item_power_factor * who->level)
127 return false;
128 else
129 return true;
130}
131
132/**
418 * This returns the sum of nrof of item (arch name). 133 * This returns the sum of nrof of item (arch name).
419 */ 134 */
420static int 135static int
421check_item (object *op, const char *item) 136check_item (object *op, shstr_cmp item)
422{ 137{
423 int count = 0; 138 int count = 0;
424 139
425 140 if (!item)
426 if (item == NULL)
427 return 0; 141 return 0;
428 op = op->below; 142
429 while (op != NULL) 143 for (op = op->below; op; op = op->below)
430 { 144 if (op->arch->archname == item)
431 if (strcmp (op->arch->name, item) == 0) 145 if (!op->flag [FLAG_CURSED] && !op->flag [FLAG_DAMNED]
432 {
433 if (!QUERY_FLAG (op, FLAG_CURSED) && !QUERY_FLAG (op, FLAG_DAMNED)
434 /* Loophole bug? -FD- */ && !QUERY_FLAG (op, FLAG_UNPAID)) 146 && /* Loophole bug? -FD- */ !op->flag [FLAG_UNPAID])
435 {
436 if (op->nrof == 0) /* this is necessary for artifact sacrifices --FD-- */
437 count++;
438 else
439 count += op->nrof; 147 count += op->number_of ();
440 } 148
441 }
442 op = op->below;
443 }
444 return count; 149 return count;
445} 150}
446 151
447/** 152/**
448 * This removes 'nrof' of what item->slaying says to remove. 153 * This removes 'nrof' of what item->slaying says to remove.
449 * op is typically the player, which is only 154 * op is typically the player, which is only
450 * really used to determine what space to look at. 155 * really used to determine what space to look at.
451 * Modified to only eat 'nrof' of objects. 156 * Modified to only eat 'nrof' of objects.
452 */ 157 */
453static void 158static void
454eat_item (object *op, const char *item, uint32 nrof) 159eat_item (object *op, shstr_cmp item, uint32 nrof)
455{ 160{
456 object *prev; 161 object *prev;
457 162
458 prev = op; 163 prev = op;
459 op = op->below; 164 op = op->below;
460 165
461 while (op != NULL) 166 while (op)
462 { 167 {
463 if (strcmp (op->arch->name, item) == 0) 168 if (op->arch->archname == item)
464 { 169 {
465 if (op->nrof >= nrof) 170 if (op->nrof >= nrof)
466 { 171 {
467 decrease_ob_nr (op, nrof); 172 op->decrease (nrof);
468 return; 173 return;
469 } 174 }
470 else 175 else
471 { 176 {
472 decrease_ob_nr (op, op->nrof); 177 op->decrease (nrof);
473 nrof -= op->nrof; 178 nrof -= op->nrof;
474 } 179 }
180
475 op = prev; 181 op = prev;
476 } 182 }
183
477 prev = op; 184 prev = op;
478 op = op->below; 185 op = op->below;
479 } 186 }
480} 187}
481 188
482/** 189/**
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. 190 * 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. 191 * Will display a message if none found, and 1 if improver->slaying is NULL.
537 */ 192 */
538static int 193static int
539check_sacrifice (object *op, const object *improver) 194check_sacrifice (object *op, const object *improver)
540{ 195{
541 int count = 0; 196 int count = 0;
542 197
543 if (improver->slaying != NULL) 198 if (improver->slaying)
544 { 199 {
545 count = check_item (op, improver->slaying); 200 count = check_item (op, improver->slaying);
546 if (count < 1) 201 if (count < 1)
547 { 202 {
548 char buf[200];
549
550 sprintf (buf, "The gods want more %ss", &improver->slaying); 203 op->failmsgf ("The gods want more %ss", &improver->slaying);
551 new_draw_info (NDI_UNIQUE, 0, op, buf);
552 return 0; 204 return 0;
553 } 205 }
554 } 206 }
555 else 207 else
556 count = 1; 208 count = 1;
… …
559} 211}
560 212
561/** 213/**
562 * Actually improves the weapon, and tells user. 214 * Actually improves the weapon, and tells user.
563 */ 215 */
564int 216static int
565improve_weapon_stat (object *op, object *improver, object *weapon, signed char *stat, int sacrifice_count, const char *statname) 217improve_weapon_stat (object *op, object *improver, object *weapon, sint8 &stat, int sacrifice_count, const char *statname)
566{ 218{
567
568 new_draw_info (NDI_UNIQUE, 0, op, "Your sacrifice was accepted.");
569 *stat += sacrifice_count; 219 stat += sacrifice_count;
570 weapon->last_eat++; 220 weapon->last_eat++;
571 new_draw_info_format (NDI_UNIQUE, 0, op, "Weapon's bonus to %s improved by %d", statname, sacrifice_count); 221 improver->decrease ();
572 decrease_ob (improver);
573 222
574 /* So it updates the players stats and the window */ 223 /* So it updates the players stats and the window */
575 fix_player (op); 224 op->update_stats ();
225
226 op->statusmsg (format (
227 "Your sacrifice was accepted.\n"
228 "Weapon's bonus to %s improved by %d.",
229 statname, sacrifice_count
230 ));
231
576 return 1; 232 return 1;
577} 233}
578 234
579/* Types of improvements, hidden in the sp field. */ 235/* Types of improvements, hidden in the sp field. */
580#define IMPROVE_PREPARE 1 236#define IMPROVE_PREPARE 1
581#define IMPROVE_DAMAGE 2 237#define IMPROVE_DAMAGE 2
582#define IMPROVE_WEIGHT 3 238#define IMPROVE_WEIGHT 3
583#define IMPROVE_ENCHANT 4 239#define IMPROVE_ENCHANT 4
584#define IMPROVE_STR 5 240#define IMPROVE_STR 5
585#define IMPROVE_DEX 6 241#define IMPROVE_DEX 6
586#define IMPROVE_CON 7 242#define IMPROVE_CON 7
587#define IMPROVE_WIS 8 243#define IMPROVE_WIS 8
588#define IMPROVE_CHA 9 244#define IMPROVE_CHA 9
589#define IMPROVE_INT 10 245#define IMPROVE_INT 10
590#define IMPROVE_POW 11 246#define IMPROVE_POW 11
591
592 247
593/** 248/**
594 * This does the prepare weapon scroll. 249 * This does the prepare weapon scroll.
595 * Checks for sacrifice, and so on. 250 * Checks for sacrifice, and so on.
596 */ 251 */
597 252static int
598int
599prepare_weapon (object *op, object *improver, object *weapon) 253prepare_weapon (object *op, object *improver, object *weapon)
600{ 254{
601 int sacrifice_count, i; 255 int sacrifice_count, i;
602 char buf[MAX_BUF];
603 256
604 if (weapon->level != 0) 257 if (weapon->level != 0)
605 { 258 {
606 new_draw_info (NDI_UNIQUE, 0, op, "Weapon already prepared."); 259 op->failmsg ("Weapon is already prepared!");
607 return 0; 260 return 0;
608 } 261 }
262
609 for (i = 0; i < NROFATTACKS; i++) 263 for (i = 0; i < NROFATTACKS; i++)
610 if (weapon->resist[i]) 264 if (weapon->resist[i])
611 break; 265 break;
612 266
613 /* If we break out, i will be less than nrofattacks, preventing 267 /* If we break out, i will be less than nrofattacks, preventing
… …
616 if (i < NROFATTACKS || weapon->stats.hp || /* regeneration */ 270 if (i < NROFATTACKS || weapon->stats.hp || /* regeneration */
617 (weapon->stats.sp && weapon->type == WEAPON) || /* sp regeneration */ 271 (weapon->stats.sp && weapon->type == WEAPON) || /* sp regeneration */
618 weapon->stats.exp || /* speed */ 272 weapon->stats.exp || /* speed */
619 weapon->stats.ac) /* AC - only taifu's I think */ 273 weapon->stats.ac) /* AC - only taifu's I think */
620 { 274 {
621 new_draw_info (NDI_UNIQUE, 0, op, "Cannot prepare magic weapons."); 275 op->failmsg ("You cannot prepare magic weapons. "
276 "H<A weapon is considered magical if it changes regeneration, "
277 "speed or ac, or has other protections.>");
622 return 0; 278 return 0;
623 } 279 }
280
624 sacrifice_count = check_sacrifice (op, improver); 281 sacrifice_count = check_sacrifice (op, improver);
625 if (sacrifice_count <= 0) 282 if (sacrifice_count <= 0)
626 return 0; 283 return 0;
284
627 weapon->level = isqrt (sacrifice_count); 285 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); 286 eat_item (op, improver->slaying, sacrifice_count);
630 287
631 new_draw_info_format (NDI_UNIQUE, 0, op, "Your *%s may be improved %d times.", &weapon->name, weapon->level); 288 op->statusmsg (format (
289 "Your sacrifice was accepted."
290 "Your *%s may be improved %d times.",
291 &weapon->name, weapon->level
292 ));
632 293
633 sprintf (buf, "%s's %s", &op->name, &weapon->name); 294 weapon->name = weapon->name_pl = format ("%s's %s", &op->name, &weapon->name);
634 weapon->name = weapon->name_pl = buf;
635 weapon->nrof = 0; /* prevents preparing n weapons in the same 295 weapon->nrof = 0; /* prevents preparing n weapons in the same
636 slot at once! */ 296 slot at once! */
637 decrease_ob (improver); 297 improver->decrease ();
638 weapon->last_eat = 0; 298 weapon->last_eat = 0;
639 return 1; 299 return 1;
640} 300}
641
642 301
643/** 302/**
644 * Does the dirty job for 'improve weapon' scroll, prepare or add something. 303 * Does the dirty job for 'improve weapon' scroll, prepare or add something.
645 * This is the new improve weapon code. 304 * This is the new improve weapon code.
646 * Returns 0 if it was not able to work for some reason. 305 * Returns 0 if it was not able to work for some reason.
… …
649 * 308 *
650 * We are hiding extra information about the weapon in the level and 309 * 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 ?? 310 * last_eat numbers for an object. Hopefully this won't break anything ??
652 * level == max improve last_eat == current improve 311 * level == max improve last_eat == current improve
653 */ 312 */
654int 313static int
655improve_weapon (object *op, object *improver, object *weapon) 314improve_weapon (object *op, object *improver, object *weapon)
656{ 315{
657 int sacrifice_count, sacrifice_needed = 0; 316 int sacrifice_count, sacrifice_needed = 0;
658 317
659 if (improver->stats.sp == IMPROVE_PREPARE) 318 if (improver->stats.sp == IMPROVE_PREPARE)
660 {
661 return prepare_weapon (op, improver, weapon); 319 return prepare_weapon (op, improver, weapon);
662 } 320
663 if (weapon->level == 0) 321 if (weapon->level == 0)
664 { 322 {
665 new_draw_info (NDI_UNIQUE, 0, op, "This weapon has not been prepared."); 323 op->failmsg (
324 "This weapon has not been prepared."
325 " H<You first have to prepare a weapon with a prepare weapon scroll.>");
666 return 0; 326 return 0;
667 } 327 }
668 if (weapon->level == weapon->last_eat && weapon->item_power >= 100) 328
329 if (weapon->last_eat >= weapon->level // improvements used up
330 || weapon->item_power >= 100) // or item_power >= arbitrary limit of 100
669 { 331 {
670 new_draw_info (NDI_UNIQUE, 0, op, "This weapon cannot be improved any more."); 332 op->failmsg ("This weapon cannot be improved any more.");
671 return 0; 333 return 0;
672 } 334 }
673 if (QUERY_FLAG (weapon, FLAG_APPLIED) && !check_weapon_power (op, weapon->last_eat + 1)) 335
336 if (weapon->flag [FLAG_APPLIED]
337 && !check_item_power (op, weapon->item_power + 1))
674 { 338 {
675 new_draw_info (NDI_UNIQUE, 0, op, "Improving the weapon will make it too"); 339 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"); 340 "powerful for you to use. Unready it if you "
677 new_draw_info (NDI_UNIQUE, 0, op, "really want to improve it."); 341 "really want to improve it.");
678 return 0; 342 return 0;
679 } 343 }
344
680 /* This just increases damage by 5 points, no matter what. No sacrifice 345 /* 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, 346 * 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 347 * don't put any maximum value on damage - the limit is how much the
683 * weapon can be improved. 348 * weapon can be improved.
684 */ 349 */
685 if (improver->stats.sp == IMPROVE_DAMAGE) 350 if (improver->stats.sp == IMPROVE_DAMAGE)
686 { 351 {
687 weapon->stats.dam += 5; 352 weapon->stats.dam += 5;
688 weapon->weight += 5000; /* 5 KG's */ 353 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); 354 op->statusmsg (format ("Damage has been increased by 5 to %d.", weapon->stats.dam));
690 weapon->last_eat++; 355 weapon->last_eat++;
691 356
692 weapon->item_power++; 357 weapon->item_power++;
693 decrease_ob (improver); 358 improver->decrease ();
694 return 1; 359 return 1;
695 } 360 }
361
696 if (improver->stats.sp == IMPROVE_WEIGHT) 362 if (improver->stats.sp == IMPROVE_WEIGHT)
697 { 363 {
698 /* Reduce weight by 20% */ 364 /* Reduce weight by 20% */
699 weapon->weight = (weapon->weight * 8) / 10; 365 weapon->weight = (weapon->weight * 8) / 10;
700 if (weapon->weight < 1) 366 if (weapon->weight < 1)
701 weapon->weight = 1; 367 weapon->weight = 1;
368
702 new_draw_info_format (NDI_UNIQUE, 0, op, "Weapon weight reduced to %6.1f kg", (float) weapon->weight / 1000.0); 369 op->statusmsg (format ("Weapon weight reduced to %6.1fkg.", (float) weapon->weight / 1000.0));
703 weapon->last_eat++; 370 weapon->last_eat++;
704 weapon->item_power++; 371 weapon->item_power++;
705 decrease_ob (improver); 372 improver->decrease ();
706 return 1; 373 return 1;
707 } 374 }
375
708 if (improver->stats.sp == IMPROVE_ENCHANT) 376 if (improver->stats.sp == IMPROVE_ENCHANT)
709 { 377 {
710 weapon->magic++; 378 weapon->magic++;
711 weapon->last_eat++; 379 weapon->last_eat++;
712 new_draw_info_format (NDI_UNIQUE, 0, op, "Weapon magic increased to %d", weapon->magic); 380 op->statusmsg (format ("Weapon magic increased to %d.", weapon->magic));
713 decrease_ob (improver); 381 improver->decrease ();
714 weapon->item_power++; 382 weapon->item_power++;
715 return 1; 383 return 1;
716 } 384 }
717 385
718 sacrifice_needed = weapon->stats.Str + weapon->stats.Int + weapon->stats.Dex + 386 sacrifice_needed = weapon->stats.Str + weapon->stats.Int + weapon->stats.Dex +
… …
723 sacrifice_needed *= 2; 391 sacrifice_needed *= 2;
724 392
725 sacrifice_count = check_sacrifice (op, improver); 393 sacrifice_count = check_sacrifice (op, improver);
726 if (sacrifice_count < sacrifice_needed) 394 if (sacrifice_count < sacrifice_needed)
727 { 395 {
728 new_draw_info_format (NDI_UNIQUE, 0, op, "You need at least %d %s", sacrifice_needed, &improver->slaying); 396 op->failmsgf ("You need at least %d %s.", sacrifice_needed, &improver->slaying);
729 return 0; 397 return 0;
730 } 398 }
399
731 eat_item (op, improver->slaying, sacrifice_needed); 400 eat_item (op, improver->slaying, sacrifice_needed);
732 weapon->item_power++; 401 weapon->item_power++;
733 402
734 switch (improver->stats.sp) 403 switch (improver->stats.sp)
735 { 404 {
736 case IMPROVE_STR:
737 return improve_weapon_stat (op, improver, weapon, (signed char *) &(weapon->stats.Str), 1, "strength"); 405 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"); 406 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"); 407 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"); 408 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"); 409 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"); 410 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"); 411 case IMPROVE_POW: return improve_weapon_stat (op, improver, weapon, weapon->stats.Pow, 1, "power");
750 default: 412 default:
751 new_draw_info (NDI_UNIQUE, 0, op, "Unknown improvement type."); 413 op->failmsg ("Unknown improvement type.");
752 } 414 }
415
753 LOG (llevError, "improve_weapon: Got to end of function\n"); 416 LOG (llevError, "improve_weapon: Got to end of function\n");
754 return 0; 417 return 0;
755} 418}
756 419
757/** 420/**
758 * Handles the applying of improve/prepare/enchant weapon scroll. 421 * Handles the applying of improve/prepare/enchant weapon scroll.
759 * Checks a few things (not on a non-magic square, marked weapon, ...), 422 * Checks a few things (not on a non-magic square, marked weapon, ...),
760 * then calls improve_weapon to do the dirty work. 423 * then calls improve_weapon to do the dirty work.
761 */ 424 */
762int 425static int
763check_improve_weapon (object *op, object *tmp) 426check_improve_weapon (object *op, object *tmp)
764{ 427{
765 object *otmp;
766
767 if (op->type != PLAYER) 428 if (op->type != PLAYER)
768 return 0; 429 return 0;
430
769 if (!QUERY_FLAG (op, FLAG_WIZCAST) && (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_NO_MAGIC)) 431 if (!op->flag [FLAG_WIZCAST] && (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_NO_MAGIC))
770 { 432 {
771 new_draw_info (NDI_UNIQUE, 0, op, "Something blocks the magic of the scroll."); 433 op->failmsg ("Something blocks the magic of the scroll!");
772 return 0; 434 return 0;
773 } 435 }
774 otmp = find_marked_object (op); 436
437 object *otmp = op->mark ();
438
775 if (!otmp) 439 if (!otmp)
776 { 440 {
777 new_draw_info (NDI_UNIQUE, 0, op, "You need to mark a weapon object."); 441 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; 442 return 0;
779 } 443 }
444
780 if (otmp->type != WEAPON && otmp->type != BOW) 445 if (otmp->type != WEAPON && otmp->type != BOW)
781 { 446 {
782 new_draw_info (NDI_UNIQUE, 0, op, "Marked item is not a weapon or bow"); 447 op->failmsg ("Marked item is not a weapon or bow!");
783 return 0; 448 return 0;
784 } 449 }
785 new_draw_info (NDI_UNIQUE, 0, op, "Applied weapon builder."); 450
451 if (!op->apply (otmp, AP_UNAPPLY))
452 {
453 op->failmsg ("You are unable to take off your weapon to improve it!");
454 return 0;
455 }
456
457 op->statusmsg ("Applied weapon builder.");
458
786 improve_weapon (op, tmp, otmp); 459 improve_weapon (op, tmp, otmp);
787 esrv_send_item (op, otmp); 460 esrv_send_item (op, otmp);
788 return 1; 461 return 1;
789} 462}
790 463
… …
808 * the armour value of the piece of equipment exceed either 481 * the armour value of the piece of equipment exceed either
809 * the users level or 90) 482 * the users level or 90)
810 * Modified by MSW for partial resistance. Only support 483 * Modified by MSW for partial resistance. Only support
811 * changing of physical area right now. 484 * changing of physical area right now.
812 */ 485 */
813int 486static int
814improve_armour (object *op, object *improver, object *armour) 487improve_armour (object *op, object *improver, object *armour)
815{ 488{
816 object *tmp;
817
818 if (armour->magic >= settings.armor_max_enchant) 489 if (armour->magic >= settings.armor_max_enchant)
819 { 490 {
820 new_draw_info (NDI_UNIQUE, 0, op, "This armour can not be enchanted any further."); 491 op->failmsg ("This armour can not be enchanted any further!");
821 return 0; 492 return 0;
822 } 493 }
494
823 /* Dealing with random artifact armor is a lot trickier (in terms of value, weight, 495 /* 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. 496 * 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 497 * Note - maybe add scrolls which make the random artifact versions (eg, armour
826 * of gnarg and what not?) 498 * of gnarg and what not?)
827 */ 499 */
828 if (armour->title) 500 if (armour->title)
829 { 501 {
830 new_draw_info (NDI_UNIQUE, 0, op, "This armour will not accept further enchantment."); 502 op->failmsg ("This armour will not accept further enchantment.");
831 return 0; 503 return 0;
832 } 504 }
833 505
834 /* Split objects if needed. Can't insert tmp until the 506 /* Split objects if needed. Can't insert tmp until the
835 * end of this function - otherwise it will just re-merge. 507 * end of this function - otherwise it will just re-merge.
836 */ 508 */
837 if (armour->nrof > 1) 509 object *tmp = armour->nrof > 1 ? armour->split (armour->nrof - 1) : 0;
838 tmp = get_split_ob (armour, armour->nrof - 1);
839 else
840 tmp = NULL;
841 510
842 armour->magic++; 511 armour->magic++;
843 512
844 if (!settings.armor_speed_linear) 513 if (!settings.armor_speed_linear)
845 { 514 {
… …
850 { 519 {
851 base = base - (base * settings.armor_speed_improvement) / 100; 520 base = base - (base * settings.armor_speed_improvement) / 100;
852 pow++; 521 pow++;
853 } 522 }
854 523
855 ARMOUR_SPEED (armour) = (ARMOUR_SPEED (&armour->arch->clone) * base) / 100; 524 ARMOUR_SPEED (armour) = (ARMOUR_SPEED (armour->arch) * base) / 100;
856 } 525 }
857 else 526 else
858 ARMOUR_SPEED (armour) = (ARMOUR_SPEED (&armour->arch->clone) * (100 + armour->magic * settings.armor_speed_improvement)) / 100; 527 ARMOUR_SPEED (armour) = (ARMOUR_SPEED (armour->arch) * (100 + armour->magic * settings.armor_speed_improvement)) / 100;
859 528
860 if (!settings.armor_weight_linear) 529 if (!settings.armor_weight_linear)
861 { 530 {
862 int base = 100; 531 int base = 100;
863 int pow = 0; 532 int pow = 0;
… …
866 { 535 {
867 base = base - (base * settings.armor_weight_reduction) / 100; 536 base = base - (base * settings.armor_weight_reduction) / 100;
868 pow++; 537 pow++;
869 } 538 }
870 539
871 armour->weight = (armour->arch->clone.weight * base) / 100; 540 armour->weight = (armour->arch->weight * base) / 100;
872 } 541 }
873 else 542 else
874 armour->weight = (armour->arch->clone.weight * (100 - armour->magic * settings.armor_weight_reduction)) / 100; 543 armour->weight = (armour->arch->weight * (100 - armour->magic * settings.armor_weight_reduction)) / 100;
875 544
876 if (armour->weight <= 0) 545 if (armour->weight <= 0)
877 { 546 {
878 LOG (llevInfo, "Warning: enchanted armours can have negative weight\n."); 547 LOG (llevInfo, "Warning: enchanted armours can have negative weight\n.");
879 armour->weight = 1; 548 armour->weight = 1;
880 } 549 }
881 550
882 armour->item_power = get_power_from_ench (armour->arch->clone.item_power + armour->magic); 551 armour->item_power = get_power_from_ench (armour->arch->item_power + armour->magic);
883 552
884 if (op->type == PLAYER) 553 if (op->type == PLAYER)
885 { 554 {
886 esrv_send_item (op, armour); 555 esrv_send_item (op, armour);
887 if (QUERY_FLAG (armour, FLAG_APPLIED)) 556
888 fix_player (op); 557 if (armour->flag [FLAG_APPLIED])
558 op->update_stats ();
889 } 559 }
890 decrease_ob (improver); 560
561 improver->decrease ();
562
891 if (tmp) 563 if (tmp)
892 { 564 op->insert (tmp);
893 insert_ob_in_ob (tmp, op); 565
894 esrv_send_item (op, tmp);
895 }
896 return 1; 566 return 1;
897} 567}
898
899 568
900/* 569/*
901 * convert_item() returns 1 if anything was converted, 0 if the item was not 570 * 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. 571 * what the converter wants, -1 if the converter is broken.
903 */ 572 *
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. 573 * Takes one type of items and makes another.
910 * converter is the object that is doing the conversion. 574 * converter is the object that is doing the conversion.
911 * item is the object that triggered the converter - if it is not 575 * item is the object that triggered the converter - if it is not
912 * what the converter wants, this will not do anything. 576 * what the converter wants, this will not do anything.
913 */ 577 */
914int 578int
915convert_item (object *item, object *converter) 579convert_item (object *item, object *converter)
916{ 580{
917 int nr = 0; 581 sint64 nr = 0, price_in;
918 uint32 price_in; 582
583 if (item->flag [FLAG_UNPAID])
584 return 0;
585
586 shstr conv_from = converter->slaying;
587 archetype *conv_to = converter->other_arch;
588 sint64 need = converter->stats.food;
589 sint64 give = converter->stats.sp;
919 590
920 /* We make some assumptions - we assume if it takes money as it type, 591 /* 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 592 * it wants some amount. We don't make change (ie, if something costs
922 * 3 gp and player drops a platinum, tough luck) 593 * 3 gp and player drops a platinum, tough luck)
923 */ 594 */
924 if (!strcmp (CONV_FROM (converter), "money")) 595 if (conv_from == shstr_money)
925 { 596 {
926 int cost;
927
928 if (item->type != MONEY) 597 if (item->type != MONEY)
929 return 0; 598 return 0;
930 599
931 nr = (item->nrof * item->value) / CONV_NEED (converter); 600 nr = sint64 (item->nrof) * item->value / need;
932 if (!nr) 601 if (!nr)
933 return 0; 602 return 0;
934 cost = nr * CONV_NEED (converter) / item->value; 603
935 /* take into account rounding errors */ 604 converter->play_sound (sound_find ("shop_buy"));
936 if (nr * CONV_NEED (converter) % item->value) 605
937 cost++; 606 sint64 cost = (nr * need + item->value - 1) / item->value;
938 decrease_ob_nr (item, cost); 607
608 item->decrease (cost);
939 609
940 price_in = cost * item->value; 610 price_in = cost * item->value;
941 } 611 }
942 else 612 else
943 { 613 {
944 if (item->type == PLAYER || CONV_FROM (converter) != item->arch->name || 614 if (item->type == PLAYER
945 (CONV_NEED (converter) && CONV_NEED (converter) > (uint16) item->nrof)) 615 || conv_from != item->arch->archname
616 || (need && need > (uint16) item->nrof))
946 return 0; 617 return 0;
947 618
948 if (CONV_NEED (converter)) 619 converter->play_sound (sound_find ("convert_item"));
620
621 if (need)
949 { 622 {
950 nr = item->nrof / CONV_NEED (converter); 623 nr = sint64 (item->nrof) / need;
951 decrease_ob_nr (item, nr * CONV_NEED (converter)); 624 item->decrease (nr * need);
952 price_in = nr * CONV_NEED (converter) * item->value; 625 price_in = nr * need * item->value;
953 } 626 }
954 else 627 else
955 { 628 {
956 price_in = item->value; 629 price_in = item->value;
957 item->destroy (); 630 item->destroy ();
958 } 631 }
959 } 632 }
960 633
961 if (converter->inv != NULL) 634 if (converter->inv)
962 { 635 {
963 object *ob; 636 object *ob;
964 int i; 637 int i;
965 object *ob_to_copy; 638 object *ob_to_copy;
966 639
967 /* select random object from inventory to copy */ 640 /* select random object from inventory to copy */
968 ob_to_copy = converter->inv; 641 ob_to_copy = converter->inv;
969 for (ob = converter->inv->below, i = 1; ob != NULL; ob = ob->below, i++) 642 for (ob = converter->inv->below, i = 1; ob; ob = ob->below, i++)
970 {
971 if (rndm (0, i) == 0) 643 if (rndm (0, i) == 0)
972 {
973 ob_to_copy = ob; 644 ob_to_copy = ob;
974 } 645
975 } 646 item = ob_to_copy->deep_clone ();
976 item = object_create_clone (ob_to_copy); 647 item->clr_flag (FLAG_IS_A_TEMPLATE);
977 CLEAR_FLAG (item, FLAG_IS_A_TEMPLATE);
978 unflag_inv (item, FLAG_IS_A_TEMPLATE); 648 unflag_inv (item, FLAG_IS_A_TEMPLATE);
979 } 649 }
980 else 650 else
981 { 651 {
982 if (converter->other_arch == NULL) 652 if (!conv_to)
983 { 653 {
984 LOG (llevError, "move_creator: Converter doesn't have other arch set: %s (%s, %d, %d)\n", 654 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); 655 &converter->name, &converter->map->path, converter->x, converter->y);
986 return -1; 656 return -1;
987 } 657 }
988 658
989 item = object_create_arch (converter->other_arch); 659 item = object_create_arch (conv_to);
990 fix_generated_item (item, converter, 0, 0, GT_MINIMAL); 660 fix_generated_item (item, converter, 0, 0, GT_MINIMAL);
991 } 661 }
992 662
993 if (CONV_NR (converter)) 663 if (give)
994 item->nrof = CONV_NR (converter); 664 item->nrof = give;
665
995 if (nr) 666 if (nr)
996 item->nrof *= nr; 667 item->nrof *= nr;
997 if (is_in_shop (converter)) 668
998 SET_FLAG (item, FLAG_UNPAID); 669 if (converter->flag [FLAG_PRECIOUS])
670 item->set_flag (FLAG_UNPAID);
671
672 if (converter->is_in_shop ())
673 {
674 // converters on shop floors don't work anymore, bug lets check for it
675 // and report in case someone still does it.
676 LOG (llevDebug, "ITEMBUG: broken converter, converters on shop floor don't work: %s\n",
677 converter->debug_desc ());
678 item->set_flag (FLAG_UNPAID);
679 }
999 else if (price_in < item->nrof * item->value) 680 else if (price_in < sint64 (item->nrof) * item->value)
1000 { 681 {
1001 LOG (llevDebug, "converter output price higher than input: %s at %s (%d, %d) in value %d, out value %d for %s\n", 682 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); 683 &converter->name, &converter->map->path, converter->x, converter->y, price_in, item->nrof * item->value, &item->name);
1003
1004 /** 684 /**
1005 * elmex: we are going to let the game continue, as the mapcreator 685 * elmex: we are going to let the game continue, as the mapcreator
1006 * propably had something in mind when doing this 686 * hopefully had something in mind when doing this.
1007 */ 687 */
1008 } 688 }
689
690 // elmex: only identify if we need to, for example so that generated money doesn't
691 // get an 'identified' flag so easily.
692 if (item->need_identify ())
693 identify (item);
694
1009 insert_ob_in_map_at (item, converter->map, converter, 0, converter->x, converter->y); 695 insert_ob_in_map_at (item, converter->map, converter, 0, converter->x, converter->y);
1010 return 1; 696 return 1;
1011} 697}
1012 698
1013/** 699/**
1014 * Handle apply on containers. 700 * Handle apply on containers.
1015 * By Eneq(@csd.uu.se). 701 * By Eneq(@csd.uu.se).
1016 * Moved to own function and added many features [Tero.Haatanen@lut.fi] 702 * Moved to own function and added many features [Tero.Haatanen@lut.fi]
1017 * added the alchemical cauldron to the code -b.t. 703 * added the alchemical cauldron to the code -b.t.
1018 */ 704 */
1019 705static int
1020int
1021apply_container (object *op, object *sack) 706apply_container (object *op, object *sack)
1022{ 707{
1023 char buf[MAX_BUF]; 708 if (op->type != PLAYER || !op->contr->ns)
1024 object *tmp;
1025
1026 if (op->type != PLAYER)
1027 return 0; /* This might change */ 709 return 0; /* This might change */
1028 710
1029 if (sack == NULL || sack->type != CONTAINER) 711 if (!sack || sack->type != CONTAINER)
1030 { 712 {
1031 LOG (llevError, "apply_container: %s is not container!\n", sack ? &sack->name : "[nullobject]"); 713 LOG (llevError, "apply_container: %s is not container!\n", sack ? &sack->name : "[nullobject]");
1032 return 0; 714 return 0;
1033 } 715 }
1034 op->contr->last_used = NULL; 716
1035 op->contr->last_used_id = 0; 717 op->contr->last_used = 0;
1036 718
1037 if (sack->env != op) 719 if (sack->env && sack->env != op)
720 {
721 op->failmsg ("You must put it onto the floor or into your inventory first.");
722 return 1;
1038 { 723 }
1039 if (sack->other_arch == NULL || sack->env != NULL) 724
725 // already applied == open on ground, or open in inv, or active in inv
726 if (sack->flag [FLAG_APPLIED])
727 {
728 if (op->container_ () == sack)
1040 { 729 {
1041 new_draw_info (NDI_UNIQUE, 0, op, "You must get it first."); 730 // open on ground or inv, so close
731 op->close_container ();
1042 return 1; 732 return 1;
1043 } 733 }
1044 /* It's on the ground, the problems begin */ 734 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 } 735 {
1059 if (QUERY_FLAG (sack, FLAG_APPLIED)) 736 // active, but not ours: some other player has opened it
737 op->failmsgf ("Somebody else is using the %s already.", query_name (sack));
738 return 1;
1060 { 739 }
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 740
1081 if (tmp && tmp->type == CLOSE_CON) 741 // fall through to opening it (active in inv)
1082 tmp->destroy ();
1083 }
1084 }
1085 }
1086
1087 if (QUERY_FLAG (sack, FLAG_APPLIED))
1088 { 742 }
743 else if (sack->env)
744 {
745 // it is in our env, so activate it, do not open yet
1089 if (op->container) 746 op->close_container ();
1090 { 747 sack->flag [FLAG_APPLIED] = 1;
1091 if (op->container != sack) 748 esrv_update_item (UPD_FLAGS, op, sack);
1092 { 749 op->statusmsg (format ("You ready %s.", query_name (sack)));
1093 tmp = op->container; 750 return 1;
1094 apply_container (op, tmp); 751 }
1095 sprintf (buf, "You close %s and open ", query_name (tmp)); 752
1096 op->container = sack; 753 // it's locked?
1097 strcat (buf, query_name (sack)); 754 if (sack->slaying)
1098 strcat (buf, "."); 755 {
1099 } 756 if (object *tmp = find_key (op, op, sack))
1100 else 757 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 758 else
1108 { 759 {
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)); 760 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; 761 return 1;
1145 } 762 }
1146 }
1147 } 763 }
1148 new_draw_info (NDI_UNIQUE, 0, op, buf); 764
1149 if (op->contr) 765 op->open_container (sack);
1150 op->contr->socket.update_look = 1; 766
1151 return 1; 767 return 1;
1152} 768}
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 769
1279/** 770/**
1280 * Handles dropping things on altar. 771 * Handles dropping things on altar.
1281 * Returns true if sacrifice was accepted. 772 * Returns true if sacrifice was accepted.
1282 */ 773 */
… …
1285{ 776{
1286 /* Only players can make sacrifices on spell casting altars. */ 777 /* Only players can make sacrifices on spell casting altars. */
1287 if (altar->inv && (!originator || originator->type != PLAYER)) 778 if (altar->inv && (!originator || originator->type != PLAYER))
1288 return 0; 779 return 0;
1289 780
1290 if (operate_altar (altar, &sacrifice)) 781 if (operate_altar (altar, &sacrifice, originator))
1291 { 782 {
1292 /* Simple check. Unfortunately, it means you can't cast magic bullet 783 /* Simple check. Unfortunately, it means you can't cast magic bullet
1293 * with an altar. We call it a Potion - altars are stationary - it 784 * with an altar. We call it a Potion - altars are stationary - it
1294 * is up to map designers to use them properly. 785 * is up to map designers to use them properly.
1295 */ 786 */
1296 if (altar->inv && altar->inv->type == SPELL) 787 if (altar->inv && altar->inv->type == SPELL)
1297 { 788 {
1298 new_draw_info_format (NDI_BLACK, 0, originator, "The altar casts %s.", &altar->inv->name); 789 originator->statusmsg (format ("The altar casts %s.", &altar->inv->name));
1299 cast_spell (originator, altar, 0, altar->inv, NULL); 790 cast_spell (originator, altar, 0, altar->inv, NULL);
1300 /* If it is connected, push the button. Fixes some problems with 791 /* If it is connected, push the button. Fixes some problems with
1301 * old maps. 792 * old maps.
1302 */ 793 */
1303 794
1304/* push_button (altar);*/ 795/* push_button (altar);*/
1305 } 796 }
1306 else 797 else
1307 { 798 {
1308 altar->value = 1; /* works only once */ 799 altar->value = 1; /* works only once */
1309 push_button (altar); 800 push_button (altar, originator);
1310 } 801 }
1311 802
1312 return !sacrifice; 803 return !sacrifice;
1313 } 804 }
1314 else 805 else
… …
1327{ 818{
1328 int rv = 0; 819 int rv = 0;
1329 double opinion; 820 double opinion;
1330 object *tmp, *next; 821 object *tmp, *next;
1331 822
1332 SET_FLAG (op, FLAG_NO_APPLY); /* prevent loops */ 823 op->set_flag (FLAG_NO_APPLY); /* prevent loops */
1333 824
1334 if (op->type != PLAYER) 825 bool has_unpaid = false;
826
827 // quite inefficient to do this here twice, but the api doesn't lend itself to
828 // a quick and small change :(
829 for (object::depth_iterator item = op->begin (); item != op->end (); ++item)
830 if (item->flag [FLAG_UNPAID])
831 {
832 has_unpaid = true;
833 break;
834 }
835
836 if (!op->is_player ())
1335 { 837 {
1336 /* Remove all the unpaid objects that may be carried here. 838 /* Remove all the unpaid objects that may be carried here.
1337 * This could be pets or monsters that are somehow in 839 * This could be pets or monsters that are somehow in
1338 * the shop. 840 * the shop.
1339 */ 841 */
1340 for (tmp = op->inv; tmp; tmp = next) 842 for (tmp = op->inv; tmp; tmp = next)
1341 { 843 {
1342 next = tmp->below; 844 next = tmp->below;
1343 845
1344 if (QUERY_FLAG (tmp, FLAG_UNPAID)) 846 if (tmp->flag [FLAG_UNPAID])
1345 { 847 {
1346 int i = find_free_spot (tmp, op->map, op->x, op->y, 1, 9); 848 int i = find_free_spot (tmp, op->map, op->x, op->y, 1, 9);
1347 849
850 if (i >= 0)
1348 tmp->remove (); 851 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 } 852 }
1358 } 853 }
1359 854
1360 /* Don't teleport things like spell effects */ 855 /* Don't teleport things like spell effects */
1361 if (QUERY_FLAG (op, FLAG_NO_PICK)) 856 if (op->flag [FLAG_NO_PICK])
1362 return 0; 857 return 0;
1363 858
1364 /* unpaid objects, or non living objects, can't transfer by 859 /* unpaid objects, or non living objects, can't transfer by
1365 * shop mats. Instead, put it on a nearby space. 860 * shop mats. Instead, put it on a nearby space.
1366 */ 861 */
1367 if (QUERY_FLAG (op, FLAG_UNPAID) || !QUERY_FLAG (op, FLAG_ALIVE)) 862 if (op->flag [FLAG_UNPAID] || !op->flag [FLAG_ALIVE])
1368 { 863 {
1369
1370 /* Somebody dropped an unpaid item, just move to an adjacent place. */ 864 /* 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); 865 int i = find_free_spot (op, op->map, op->x, op->y, 1, 9);
1372 866
1373 if (i != -1) 867 if (i != -1)
1374 rv = transfer_ob (op, op->x + freearr_x[i], op->y + freearr_y[i], 0, shop_mat); 868 rv = transfer_ob (op, op->x + freearr_x[i], op->y + freearr_y[i], 0, shop_mat);
1375 869
1376 return 0; 870 return 0;
1377 } 871 }
872
1378 /* Removed code that checked for multipart objects - it appears that 873 /* Removed code that checked for multipart objects - it appears that
1379 * the teleport function should be able to handle this just fine. 874 * the teleport function should be able to handle this just fine.
1380 */ 875 */
1381 rv = teleport (shop_mat, SHOP_MAT, op); 876 rv = teleport (shop_mat, SHOP_MAT, op);
1382 } 877 }
1383 else if (can_pay (op) && get_payment (op)) 878 else if (can_pay (op) && get_payment (op))
1384 { 879 {
1385 /* this is only used for players */ 880 /* this is only used for players */
1386 rv = teleport (shop_mat, SHOP_MAT, op); 881 rv = teleport (shop_mat, SHOP_MAT, op);
1387 882
883 if (has_unpaid)
884 op->contr->play_sound (sound_find ("shop_buy"));
885 else if (op->is_in_shop ())
886 op->contr->play_sound (sound_find ("shop_enter"));
887 else
888 op->contr->play_sound (sound_find ("shop_leave"));
889
1388 if (shop_mat->msg) 890 if (shop_mat->msg)
1389 new_draw_info (NDI_UNIQUE, 0, op, shop_mat->msg); 891 op->statusmsg (shop_mat->msg);
1390 /* This check below is a bit simplistic - generally it should be correct, 892 /* 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 893 * but there is never a guarantee that the bottom space on the map is
1392 * actually the shop floor. 894 * actually the shop floor.
1393 */ 895 */
1394 else if (!rv && !is_in_shop (op)) 896 else if (!rv && !op->is_in_shop ())
1395 { 897 {
1396 opinion = shopkeeper_approval (op->map, op); 898 opinion = shopkeeper_approval (op->map, op);
1397 899
1398 if (opinion > 0.9) 900 op->statusmsg (
1399 new_draw_info (NDI_UNIQUE, 0, op, "The shopkeeper gives you a friendly wave."); 901 opinion >= 0.90 ? "The shopkeeper gives you a friendly wave."
1400 else if (opinion > 0.75) 902 : opinion >= 0.75 ? "The shopkeeper waves to you."
1401 new_draw_info (NDI_UNIQUE, 0, op, "The shopkeeper waves to you."); 903 : opinion >= 0.50 ? "The shopkeeper ignores you."
1402 else if (opinion > 0.5) 904 : "The shopkeeper glares at you with contempt."
1403 new_draw_info (NDI_UNIQUE, 0, op, "The shopkeeper ignores you.");
1404 else 905 );
1405 new_draw_info (NDI_UNIQUE, 0, op, "The shopkeeper glares at you with contempt.");
1406 } 906 }
1407 } 907 }
1408 else 908 else
1409 { 909 {
1410 /* if we get here, a player tried to leave a shop but was not able 910 /* 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 911 * to afford the items he has. We try to move the player so that
1412 * they are not on the mat anymore 912 * they are not on the mat anymore
1413 */ 913 */
1414 int i = find_free_spot (op, op->map, op->x, op->y, 1, 9); 914 int i = find_free_spot (op, op->map, op->x, op->y, 1, 9);
1415 915
1416 if (i == -1) 916 if (i == -1)
1417 {
1418 LOG (llevError, "Internal shop-mat problem.\n"); 917 LOG (llevError, "Internal shop-mat problem.\n");
1419 }
1420 else 918 else
1421 { 919 {
1422 op->remove (); 920 op->remove ();
1423 op->x += freearr_x[i]; 921 op->x += freearr_x[i];
1424 op->y += freearr_y[i]; 922 op->y += freearr_y[i];
1425 rv = insert_ob_in_map (op, op->map, shop_mat, 0) == NULL; 923 rv = insert_ob_in_map (op, op->map, shop_mat, 0) == NULL;
1426 } 924 }
1427 } 925 }
1428 926
1429 CLEAR_FLAG (op, FLAG_NO_APPLY); 927 op->clr_flag (FLAG_NO_APPLY);
1430 return rv; 928 return rv;
1431} 929}
1432 930
1433/** 931/**
1434 * Handles applying a sign. 932 * Handles applying a sign.
1435 */ 933 */
1436static void 934static void
1437apply_sign (object *op, object *sign, int autoapply) 935apply_sign (object *op, object *sign, int autoapply)
1438{ 936{
1439 readable_message_type *msgType; 937 if (!op->is_player())
1440 char newbuf[HUGE_BUF]; 938 return;
1441 939
1442 if (sign->msg == NULL) 940 if (sign->has_dialogue ())
1443 { 941 {
1444 new_draw_info (NDI_UNIQUE, 0, op, "Nothing is written on it."); 942 op->statusmsg (format ("Maybe you should I<talk> to the %s instead?", &sign->name));
1445 return; 943 return;
1446 } 944 }
1447 945
946 if (!sign->msg)
947 {
948 op->contr->infobox (MSG_CHANNEL ("examine"),
949 format ("T<%s>\n\n Nothing %sis written on it.",
950 &sign->name,
951 sign->name == sign->arch->name ? "" : "else "));
952 return;
953 }
954
1448 if (sign->stats.food) 955 if (sign->stats.food)
1449 { 956 {
1450 if (sign->last_eat >= sign->stats.food) 957 if (sign->last_eat >= sign->stats.food)
1451 { 958 {
1452 if (!sign->move_on) 959 if (!sign->move_on)
1453 new_draw_info (NDI_UNIQUE, 0, op, "You cannot read it anymore."); 960 op->failmsg ("You cannot read it anymore.");
961
1454 return; 962 return;
1455 } 963 }
1456 964
1457 if (!QUERY_FLAG (op, FLAG_WIZPASS)) 965 if (!op->flag [FLAG_WIZPASS])
1458 sign->last_eat++; 966 sign->last_eat++;
1459 } 967 }
1460 968
1461 /* Sign or magic mouth? Do we need to see it, or does it talk to us? 969 /* Sign or magic mouth? Do we need to see it, or does it talk to us?
1462 * No way to know for sure. The presumption is basically that if 970 * No way to know for sure. The presumption is basically that if
1463 * move_on is zero, it needs to be manually applied (doesn't talk 971 * move_on is zero, it needs to be manually applied (doesn't talk
1464 * to us). 972 * to us).
1465 */ 973 */
1466 if (QUERY_FLAG (op, FLAG_BLIND) && !QUERY_FLAG (op, FLAG_WIZ) && !sign->move_on) 974 if (op->flag [FLAG_BLIND] && !op->flag [FLAG_WIZ] && !sign->move_on)
1467 { 975 {
1468 new_draw_info (NDI_UNIQUE, 0, op, "You are unable to read while blind."); 976 op->failmsg ("You are unable to read while blind!");
1469 return; 977 return;
1470 } 978 }
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 979
1476/** 980 if (op->contr)
1477 * 'victim' moves onto 'trap' 981 if (client *ns = op->contr->ns)
1478 * 'victim' leaves 'trap' 982 {
1479 * effect is determined by move_on/move_off of trap and move_type of victime. 983 if (sign->sound)
1480 * 984 ns->play_sound (sign->sound);
1481 * originator: Player, monster or other object that caused 'victim' to move 985 else if (autoapply)
1482 * onto 'trap'. Will receive messages caused by this action. May be NULL. 986 ns->play_sound (sound_find ("msg_voice"));
1483 * However, some types of traps require an originator to function. 987
1484 */ 988 op->contr->infobox (MSG_CHANNEL ("examine"), format ("T<%s>\n\n%s", &sign->name, &sign->msg));
1485void 989 }
990}
991
992static void
1486move_apply (object *trap, object *victim, object *originator) 993move_apply_hole (object *trap, object *victim)
1487{ 994{
1488 static int recursion_depth = 0; 995 /* Hole not open? */
1489 996 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; 997 return;
1493 998
1494 /* move_apply() is the most likely candidate for causing unwanted and 999 /* Is this a multipart monster and not the head? If so, return.
1495 * possibly unlimited recursion. 1000 * Processing will happen if the head runs into the pit
1496 */ 1001 */
1497 /* The following was changed because it was causing perfeclty correct 1002 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; 1003 return;
1508 }
1509 recursion_depth++;
1510 if (trap->head)
1511 trap = trap->head;
1512 1004
1513 if (INVOKE_OBJECT (MOVE_TRIGGER, trap, ARG_OBJECT (victim), ARG_OBJECT (originator))) 1005 // now find all possible locations and randomly pick one
1514 goto leave; 1006 int dir = find_free_spot (victim, trap->map, EXIT_X (trap), EXIT_Y (trap), 0,
1007 trap->range >= 3 ? SIZEOFFREE3 + 1
1008 : trap->range >= 2 ? SIZEOFFREE2 + 1
1009 : trap->range >= 1 ? SIZEOFFREE1 + 1
1010 : SIZEOFFREE0 + 1);
1515 1011
1516 switch (trap->type) 1012 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; 1013 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 1014
1751 /* need a literacy skill to read stuff! */ 1015 victim->play_sound (trap->sound ? trap->sound : sound_find ("fall_hole"));
1752 skill_ob = find_skill_by_name (op, tmp->skill); 1016 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 1017
1776 readable_message_type *msgType = get_readable_message_type (tmp); 1018 transfer_ob (victim,
1777 1019 EXIT_X (trap) + freearr_x[dir],
1778 draw_ext_info_format (NDI_UNIQUE | NDI_NAVY, 0, op, 1020 EXIT_Y (trap) + freearr_y[dir],
1779 msgType->message_type, msgType->message_subtype, 1021 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} 1022}
2874 1023
2875/** 1024/**
2876 * Unapplies specified item. 1025 * Unapplies specified item.
2877 * No check done on cursed/damned. 1026 * No check done on cursed/damned.
2878 * Break this out of apply_special - this is just done 1027 * Break this out of apply_special - this is just done
2879 * to keep the size of apply_special to a more managable size. 1028 * to keep the size of apply_special to a more managable size.
2880 */ 1029 */
2881static int 1030static bool
2882unapply_special (object *who, object *op, int aflags) 1031unapply_special (object *who, object *op, int aflags)
2883{ 1032{
2884 if (INVOKE_OBJECT (BE_UNREADY, op, ARG_OBJECT (who), ARG_INT (aflags)) || INVOKE_OBJECT (UNREADY, who, ARG_OBJECT (op), ARG_INT (aflags))) 1033 if (INVOKE_OBJECT (BE_UNREADY, op, ARG_OBJECT (who), ARG_INT (aflags))
1034 || INVOKE_OBJECT (UNREADY, who, ARG_OBJECT (op), ARG_INT (aflags)))
2885 return RESULT_INT (0); 1035 return RESULT_INT (0);
2886 1036
2887 object *tmp2; 1037 if (who->current_weapon == op)
1038 who->current_weapon = 0;
2888 1039
2889 CLEAR_FLAG (op, FLAG_APPLIED); 1040 op->flag [FLAG_APPLIED] = false;
1041
2890 switch (op->type) 1042 switch (op->type)
2891 { 1043 {
1044 case SKILL:
1045 if (player *pl = who->contr)
1046 if (op->invisible)
1047 pl->statusmsg (format ("You can no longer use the %s skill.", &op->skill));
1048 else
1049 pl->statusmsg (format ("You stop using the %s.", query_name (op)));
1050
1051 change_abil (who, op);
1052 who->flag [FLAG_READY_SKILL] = false;
1053 break;
1054
2892 case WEAPON: 1055 case WEAPON:
2893 new_draw_info_format (NDI_UNIQUE, 0, who, "You unwield %s.", query_name (op)); 1056 who->statusmsg (format ("You unwield %s.", query_name (op)));
2894
2895 (void) change_abil (who, op); 1057 change_abil (who, op);
2896 if (QUERY_FLAG (who, FLAG_READY_WEAPON)) 1058 who->flag [FLAG_READY_WEAPON] = false;
2897 CLEAR_FLAG (who, FLAG_READY_WEAPON); 1059
2898 clear_skill (who); 1060 // unapplying a weapon or skill tool should also unapply the skill it governs
1061 // but this is hard, as it shouldn't do so when the skill can
1062 // be used for other reasons
1063 if (who->chosen_skill)
1064 if (!who->chosen_skill->flag [FLAG_CAN_USE_SKILL])
1065 unapply_special (who, op, 0);
1066
2899 break; 1067 break;
2900 1068
2901 case SKILL: /* allows objects to impart skills */ 1069 case BOW:
2902 case SKILL_TOOL: 1070 case WAND:
2903 if (op != who->chosen_skill) 1071 case ROD:
1072 case HORN:
1073 case RANGED:
1074 if (player *pl = who->contr)
2904 { 1075 {
2905 LOG (llevError, "BUG: apply_special(): applied skill is not a chosen skill\n"); 1076 who->statusmsg (format ("You unready %s.", query_name (op)));
1077 change_abil (who, op);
2906 } 1078 }
2907 if (who->type == PLAYER) 1079 else
2908 { 1080 {
2909 if (who->contr->shoottype == range_skill) 1081 if (op->type == BOW)
2910 who->contr->shoottype = range_none; 1082 op->flag [FLAG_READY_BOW ] = false;
2911 if (!op->invisible)
2912 {
2913 new_draw_info_format (NDI_UNIQUE, 0, who, "You stop using the %s.", query_name (op));
2914 }
2915 else 1083 else
2916 { 1084 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 } 1085 }
2920 (void) change_abil (who, op); 1086
2921 who->chosen_skill = NULL;
2922 CLEAR_FLAG (who, FLAG_READY_SKILL);
2923 break; 1087 break;
2924 1088
2925 case ARMOUR: 1089 case ARMOUR:
2926 case HELMET: 1090 case HELMET:
2927 case SHIELD: 1091 case SHIELD:
… …
2930 case GLOVES: 1094 case GLOVES:
2931 case AMULET: 1095 case AMULET:
2932 case GIRDLE: 1096 case GIRDLE:
2933 case BRACERS: 1097 case BRACERS:
2934 case CLOAK: 1098 case CLOAK:
2935 new_draw_info_format (NDI_UNIQUE, 0, who, "You unwear %s.", query_name (op)); 1099 who->statusmsg (format ("You unwear %s.", query_name (op)));
2936 (void) change_abil (who, op); 1100 change_abil (who, op);
2937 break; 1101 break;
1102
2938 case LAMP: 1103 case SPELL:
2939 new_draw_info_format (NDI_UNIQUE, 0, who, "You turn off your %s.", &op->name); 1104 case BUILDER:
2940 tmp2 = arch_to_object (op->other_arch); 1105 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; 1106 break;
2970 case BOW: 1107
2971 case WAND: 1108 //case SKILL_TOOL://TODO
2972 case ROD: 1109 default:
2973 case HORN: 1110 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; 1111 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 { 1112 }
3004 object *tmp;
3005 1113
3006 tmp = merge_ob (op, NULL); 1114 if (aflags & AP_NO_MERGE || !merge_ob (op, 0))
3007 if (who->type == PLAYER) 1115 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); 1116 esrv_send_item (pl, op);
3016 } 1117
3017 } 1118 who->update_stats ();
1119
3018 return 0; 1120 return 1;
3019} 1121}
3020 1122
3021/** 1123/**
3022 * Returns the object that is using location 'loc'. 1124 * Returns the object that is using location 'loc'.
3023 * Note that 'start' is the first object to start examing - we 1125 * 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 1126 * then go through the below of this. In this way, you can do
3025 * something like: 1127 * something like:
3026 * tmp = get_item_from_body_location(who->inv, 1); 1128 * tmp = get_next_item_from_body_location(who->inv, 1);
3027 * if (tmp) tmp1 = get_item_from_body_location(tmp->below, 1); 1129 * if (tmp) tmp1 = get_next_item_from_body_location(tmp->below, 1);
3028 * to find the second object that may use this location, etc. 1130 * to find the second object that may use this location, etc.
3029 * Returns NULL if no match is found. 1131 * Returns NULL if no match is found.
3030 * loc is the index into the array we are looking for a match. 1132 * loc is the index into the array we are looking for a match.
3031 * don't return invisible objects unless they are skill objects 1133 * don't return invisible objects unless they are skill objects
3032 * invisible other objects that use 1134 * invisible other objects that use
3033 * up body locations can be used as restrictions. 1135 * up body locations can be used as restrictions.
3034 */ 1136 */
3035object * 1137static object *
3036get_item_from_body_location (object *start, int loc) 1138get_next_item_from_body_location (int loc, object *start)
3037{ 1139{
3038 object *tmp;
3039
3040 if (!start)
3041 return NULL;
3042
3043 for (tmp = start; tmp; tmp = tmp->below) 1140 for (object *tmp = start; tmp; tmp = tmp->below)
3044 if (QUERY_FLAG (tmp, FLAG_APPLIED) && tmp->body_info[loc] && (!tmp->invisible || tmp->type == SKILL)) 1141 if (tmp->flag [FLAG_APPLIED]
1142 && tmp->slot [loc].info
1143 && (!tmp->invisible || tmp->type == SKILL || tmp->type == SPELL))
3045 return tmp; 1144 return tmp;
3046 1145
3047 return NULL; 1146 return 0;
3048} 1147}
3049
3050
3051 1148
3052/** 1149/**
3053 * 'op' wants to apply an object, but can't because of other equipment. 1150 * 'op' wants to apply an object, but can't because of other equipment.
3054 * This should only be called when it is known 1151 * This should only be called when it is known
3055 * that there are objects to unapply. This makes pretty heavy 1152 * that there are objects to unapply. This makes pretty heavy
… …
3058 * Returns 0 on success, returns 1 if there is some problem. 1155 * Returns 0 on success, returns 1 if there is some problem.
3059 * if aflags is AP_PRINT, we instead print out waht to unapply 1156 * 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 1157 * instead of doing it. This is a lot less code than having
3061 * another function that does just that. 1158 * another function that does just that.
3062 */ 1159 */
3063int 1160
1161#define CANNOT_REMOVE_CURSED \
1162 "H<You cannot remove cursed or damned items, you first have to remove the curse. " \
1163 "Praying over an altar, scrolls of remove curse/damnation, " \
1164 "priests or even other players might help.>"
1165
1166static bool
3064unapply_for_ob (object *who, object *op, int aflags) 1167unapply_for_ob (object *who, object *op, int aflags)
3065{ 1168{
3066 int i; 1169 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) 1170 for (object *tmp = who->inv; tmp; tmp = tmp->below)
3075 { 1171 if (tmp->flag [FLAG_APPLIED] && tmp->is_range ())
3076 if (QUERY_FLAG (tmp, FLAG_APPLIED) && tmp->type == op->type) 1172 if ((aflags & AP_IGNORE_CURSE) || (aflags & AP_PRINT) || (!tmp->flag [FLAG_CURSED] && !tmp->flag [FLAG_DAMNED]))
3077 { 1173 {
3078 if ((aflags & AP_IGNORE_CURSE) || (aflags & AP_PRINT) || (!QUERY_FLAG (tmp, FLAG_CURSED) && !QUERY_FLAG (tmp, FLAG_DAMNED)))
3079 {
3080 if (aflags & AP_PRINT) 1174 if (aflags & AP_PRINT)
3081 new_draw_info (NDI_UNIQUE, 0, who, query_name (tmp)); 1175 who->failmsg (query_name (tmp));
3082 else 1176 else
3083 unapply_special (who, tmp, aflags); 1177 unapply_special (who, tmp, aflags);
3084 } 1178 }
3085 else 1179 else
3086 { 1180 {
3087 /* In this case, we want to try and remove a cursed item. 1181 /* 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 1182 * While we know it won't work, we want unapply_special to
3089 * at least generate the message. 1183 * at least generate the message.
3090 */ 1184 */
3091 new_draw_info_format (NDI_UNIQUE, 0, who, "No matter how hard you try, you just can't\nremove %s.", query_name (tmp)); 1185 who->failmsgf ("No matter how hard you try, you just can't remove the %s." CANNOT_REMOVE_CURSED, query_name (tmp));
3092 return 1; 1186 return 1;
3093 }
3094
3095 } 1187 }
3096 }
3097 }
3098 1188
3099 for (i = 0; i < NUM_BODY_LOCATIONS; i++) 1189 for (int i = 0; i < NUM_BODY_LOCATIONS; i++)
3100 { 1190 {
3101 /* this used up a slot that we need to free */ 1191 /* this used up a slot that we need to free */
3102 if (op->body_info[i]) 1192 if (op->slot[i].info)
3103 { 1193 {
3104 last = who->inv; 1194 object *last = who->inv;
3105 1195
3106 /* We do a while loop - may need to remove several items in order 1196 /* We do a while loop - may need to remove several items in order
3107 * to free up enough slots. 1197 * to free up enough slots.
3108 */ 1198 */
3109 while ((who->body_used[i] + op->body_info[i]) < 0) 1199 while ((who->slot[i].used + op->slot[i].info) < 0)
3110 { 1200 {
3111 tmp = get_item_from_body_location (last, i); 1201 object *tmp = get_next_item_from_body_location (i, last);
1202
3112 if (!tmp) 1203 if (!tmp)
3113 { 1204 {
3114#if 0 1205#if 0
3115 /* Not a bug - we'll get this if the player has cursed items 1206 /* Not a bug - we'll get this if the player has cursed items
3116 * equipped. 1207 * equipped.
3117 */ 1208 */
3118 LOG (llevError, "Can't find object using location %d (%s) on %s\n", i, body_locations[i].save_name, who->name); 1209 LOG (llevError, "Can't find object using location %d (%s) on %s\n", i, body_locations[i].save_name, who->name);
3119#endif 1210#endif
3120 return 1; 1211 return 1;
3121 } 1212 }
1213
3122 /* If we are just printing, we don't care about cursed status */ 1214 /* 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)))) 1215 if ((aflags & AP_IGNORE_CURSE) || (aflags & AP_PRINT) || (!(tmp->flag [FLAG_CURSED] || tmp->flag [FLAG_DAMNED])))
3124 { 1216 {
3125 if (aflags & AP_PRINT) 1217 if (aflags & AP_PRINT)
3126 new_draw_info (NDI_UNIQUE, 0, who, query_name (tmp)); 1218 who->failmsg (query_name (tmp));
3127 else 1219 else
3128 unapply_special (who, tmp, aflags); 1220 unapply_special (who, tmp, aflags);
3129 } 1221 }
3130 else 1222 else
3131 { 1223 {
3132 /* Cursed item that we can't unequip - tell the player. 1224 /* Cursed item that we can't unequip - tell the player.
3133 * Note this could be annoying if this is just one of a few, 1225 * 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 1226 * so it may not be critical (eg, putting on a ring and you have
3135 * one cursed ring.) 1227 * one cursed ring.)
3136 */ 1228 */
3137 new_draw_info_format (NDI_UNIQUE, 0, who, "The %s just won't come off", query_name (tmp)); 1229 who->failmsgf ("The %s just won't come off." CANNOT_REMOVE_CURSED, query_name (tmp));
3138 } 1230 }
1231
3139 last = tmp->below; 1232 last = tmp->below;
3140 } 1233 }
3141 /* if we got here, this slot is freed up - otherwise, if it wasn't freed up, the 1234 /* 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. 1235 * return in the !tmp would have kicked in.
3143 */ 1236 */
3144 } /* if op is using this body location */ 1237 } /* if op is using this body location */
3145 } /* for body lcoations */ 1238 } /* for body lcoations */
1239
3146 return 0; 1240 return 0;
3147} 1241}
3148 1242
3149/** 1243/**
3150 * Checks to see if 'who' can apply object 'op'. 1244 * Checks to see if 'who' can apply object 'op'.
3151 * Returns 0 if apply can be done without anything special. 1245 * Returns 0 if apply can be done without anything special.
3152 * Otherwise returns a bitmask - potentially several of these may be 1246 * Otherwise returns a bitmask - potentially several of these may be
3153 * set, but largely depends on circumstance - in the future, processing 1247 * set, but largely depends on circumstance - in the future, processing
3154 * may be pruned once we know some status (eg, once CAN_APPLY_NEVER 1248 * 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?) 1249 * is set, do we really care what the other flags may be?)
3156 * 1250 *
3157 * See include/define.h for detailed description of the meaning of 1251 * See include/define.h for detailed description of the meaning of
3158 * these return values. 1252 * these return values.
3159 */ 1253 */
3160int 1254int
3161can_apply_object (object *who, object *op) 1255can_apply_object (object *who, object *op)
3162{ 1256{
3163 if (INVOKE_OBJECT (CAN_BE_APPLIED, op, ARG_OBJECT (who)) || INVOKE_OBJECT (CAN_APPLY, who, ARG_OBJECT (op))) 1257 if (INVOKE_OBJECT (CAN_BE_APPLIED, op, ARG_OBJECT (who)) || INVOKE_OBJECT (CAN_APPLY, who, ARG_OBJECT (op)))
3164 return RESULT_INT (0); 1258 return RESULT_INT (0);
3165 1259
3166 int i, retval = 0; 1260 int retval = 0;
3167 object *tmp = NULL, *ws = NULL; 1261 object *tmp = 0, *ws = 0;
3168 1262
3169 /* Players have 2 'arm's, so they could in theory equip 2 shields or 1263 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 { 1264 {
3176 for (tmp = who->inv; tmp && !ws; tmp = tmp->below) 1265 if (op->slot[i].info)
3177 { 1266 {
3178 if (QUERY_FLAG (tmp, FLAG_APPLIED) && tmp->type == op->type) 1267 /* Item uses more slots than we have */
1268 if (who->slot[i].info + op->slot [i].info < 0)
3179 { 1269 {
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' 1270 /* Could return now for efficiency - rest of info below isn't
3195 * really needed. 1271 * really needed.
3196 */ 1272 */
3197 retval |= CAN_APPLY_NEVER; 1273 retval |= CAN_APPLY_NEVER;
3198 } 1274 }
3199 else if ((who->body_used[i] + op->body_info[i]) < 0) 1275 else if (who->slot[i].used + op->slot[i].info < 0)
3200 { 1276 {
3201 /* in this case, equipping this would use more free spots than 1277 /* in this case, equipping this would use more free spots than
3202 * we have. 1278 * we have.
3203 */ 1279 */
3204 object *tmp1;
3205
3206 1280
3207 /* if we have an applied weapon/shield, and unapply it would free 1281 /* 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 1282 * enough slots to equip the new item, then just set "can
3209 * continue. We don't care about the logic below - if you have 1283 * 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 1284 * shield equipped and try to equip another shield, there is only
3211 * one choice. However, the check for the number of body locations 1285 * one choice. However, the check for the number of body locations
3212 * does take into the account cases where what is being applied 1286 * does take into the account cases where what is being applied
3213 * may be two handed for example. 1287 * may be two handed for example.
3214 */ 1288 */
3215 if (ws) 1289 if (ws)
3216 { 1290 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 { 1291 {
3219 retval |= CAN_APPLY_UNAPPLY; 1292 retval |= CAN_APPLY_UNAPPLY;
3220 continue; 1293 continue;
3221 } 1294 }
3222 }
3223 1295
3224 tmp1 = get_item_from_body_location (who->inv, i); 1296 object *tmp1 = get_next_item_from_body_location (i, who->inv);
3225 if (!tmp1) 1297 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; 1298 retval |= CAN_APPLY_NEVER;
3234 }
3235 else 1299 else
3236 { 1300 {
3237 /* need to unapply something. However, if this something 1301 /* need to unapply something. However, if this something
3238 * is different than we had found before, it means they need 1302 * is different than we had found before, it means they need
3239 * to apply multiple objects 1303 * to apply multiple objects
3240 */ 1304 */
3241 retval |= CAN_APPLY_UNAPPLY; 1305 retval |= CAN_APPLY_UNAPPLY;
1306
3242 if (!tmp) 1307 if (!tmp)
3243 tmp = tmp1; 1308 tmp = tmp1;
3244 else if (tmp != tmp1) 1309 else if (tmp != tmp1)
3245 {
3246 retval |= CAN_APPLY_UNAPPLY_MULT; 1310 retval |= CAN_APPLY_UNAPPLY_MULT;
3247 } 1311
3248 /* This object isn't using up all the slots, so there must 1312 /* 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 1313 * be another. If so, and it the new item doesn't need all
3250 * the slots, the player then has a choice. 1314 * the slots, the player then has a choice.
3251 */ 1315 */
3252 if (((who->body_used[i] - tmp1->body_info[i]) != who->body_info[i]) && (FABS (op->body_info[i]) < who->body_info[i])) 1316 if ((who->slot[i].used - tmp1->slot[i].info != who->slot[i].info)
1317 && abs (op->slot[i].info) < who->slot[i].info)
3253 retval |= CAN_APPLY_UNAPPLY_CHOICE; 1318 retval |= CAN_APPLY_UNAPPLY_CHOICE;
3254 1319
3255 /* Does unequippint 'tmp1' free up enough slots for this to be 1320 /* Does unequippint 'tmp1' free up enough slots for this to be
3256 * equipped? If not, there must be something else to unapply. 1321 * equipped? If not, there must be something else to unapply.
3257 */ 1322 */
3258 if ((who->body_used[i] + op->body_info[i] - tmp1->body_info[i]) < 0) 1323 if (who->slot[i].used + op->slot[i].info < tmp1->slot[i].info)
3259 retval |= CAN_APPLY_UNAPPLY_MULT; 1324 retval |= CAN_APPLY_UNAPPLY_MULT;
3260
3261 } 1325 }
3262 } /* if not enough free slots */ 1326 } /* if not enough free slots */
3263 } /* if this object uses location i */ 1327 } /* if this object uses location i */
3264 } /* for i -> num_body_locations loop */ 1328 } /* for i -> num_body_locations loop */
3265 1329
… …
3268 * the weapon/shield checks, and the range checks for monsters, 1332 * the weapon/shield checks, and the range checks for monsters,
3269 * because you can't control those just by body location - bows, shields, 1333 * because you can't control those just by body location - bows, shields,
3270 * and weapons all use the same slot. Similar for horn/rod/wand - they 1334 * and weapons all use the same slot. Similar for horn/rod/wand - they
3271 * all use the same location. 1335 * all use the same location.
3272 */ 1336 */
3273 if (op->type == WEAPON && !QUERY_FLAG (who, FLAG_USE_WEAPON)) 1337 if (op->type == WEAPON && !who->flag [FLAG_USE_WEAPON])
3274 retval |= CAN_APPLY_RESTRICTION; 1338 retval |= CAN_APPLY_RESTRICTION;
1339
3275 if (op->type == SHIELD && !QUERY_FLAG (who, FLAG_USE_SHIELD)) 1340 if (op->type == SHIELD && !who->flag [FLAG_USE_SHIELD])
3276 retval |= CAN_APPLY_RESTRICTION; 1341 retval |= CAN_APPLY_RESTRICTION;
3277 1342
3278
3279 if (who->type != PLAYER) 1343 if (who->type != PLAYER)
3280 { 1344 {
3281 if ((op->type == WAND || op->type == HORN || op->type == ROD) && !QUERY_FLAG (who, FLAG_USE_RANGE)) 1345 if ((op->type == WAND || op->type == HORN || op->type == ROD) && !who->flag [FLAG_USE_RANGE])
3282 retval |= CAN_APPLY_RESTRICTION; 1346 retval |= CAN_APPLY_RESTRICTION;
1347
3283 if (op->type == BOW && !QUERY_FLAG (who, FLAG_USE_BOW)) 1348 if (op->type == BOW && !who->flag [FLAG_USE_BOW])
3284 retval |= CAN_APPLY_RESTRICTION; 1349 retval |= CAN_APPLY_RESTRICTION;
1350
3285 if (op->type == RING && !QUERY_FLAG (who, FLAG_USE_RING)) 1351 if (op->type == RING && !who->flag [FLAG_USE_RING])
3286 retval |= CAN_APPLY_RESTRICTION; 1352 retval |= CAN_APPLY_RESTRICTION;
1353
3287 if (op->type == BOW && !QUERY_FLAG (who, FLAG_USE_BOW)) 1354 if (op->type == BOW && !who->flag [FLAG_USE_BOW])
3288 retval |= CAN_APPLY_RESTRICTION; 1355 retval |= CAN_APPLY_RESTRICTION;
3289 } 1356 }
1357
3290 return retval; 1358 return retval;
3291} 1359}
3292
3293
3294 1360
3295/** 1361/**
3296 * who is the object using the object. It can be a monster. 1362 * 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, 1363 * 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 1364 * eg, one which you put on and keep on for a while, and not something
… …
3307 * AP_UNAPPLY=always unapply). 1373 * AP_UNAPPLY=always unapply).
3308 * 1374 *
3309 * Optional flags: 1375 * Optional flags:
3310 * AP_NO_MERGE: don't merge an unapplied object with other objects 1376 * AP_NO_MERGE: don't merge an unapplied object with other objects
3311 * AP_IGNORE_CURSE: unapply cursed items 1377 * AP_IGNORE_CURSE: unapply cursed items
1378 * AP_NO_READY: do not ready skills when applying skill tools
3312 * 1379 *
3313 * Usage example: apply_special (who, op, AP_UNAPPLY | AP_IGNORE_CURSE) 1380 * Usage example: apply_special (who, op, AP_UNAPPLY | AP_IGNORE_CURSE)
3314 * 1381 *
3315 * apply_special() doesn't check for unpaid items. 1382 * apply_special() doesn't check for unpaid items.
3316 */ 1383 */
3317int 1384
1385#define LACK_ITEM_POWER \
1386 " H<You lack enough unused item power to use this weapon, see the skills command.>"
1387
1388static bool
3318apply_special (object *who, object *op, int aflags) 1389apply_special (object *who, object *op, int aflags)
3319{ 1390{
3320 int basic_flag = aflags & AP_BASIC_FLAGS; 1391 int basic_flag = aflags & AP_MODE;
3321 object *tmp, *tmp2, *skop = NULL; 1392 object *tmp, *tmp2, *skop = NULL;
3322 int i;
3323 1393
3324 if (who == NULL) 1394 if (who == NULL)
3325 { 1395 {
3326 LOG (llevError, "apply_special() from object without environment.\n"); 1396 LOG (llevError, "apply_special() from object without environment.\n");
3327 return 1; 1397 return 1;
3328 } 1398 }
3329 1399
1400 //TODO: remove these when apply_special is no longer exposed
3330 if (op->env != who) 1401 if (op->env != who)
3331 return 1; /* op is not in inventory */ 1402 return 1; /* op is not in inventory */
3332 1403
3333 /* trying to unequip op */ 1404 /* trying to unequip op */
3334 if (QUERY_FLAG (op, FLAG_APPLIED)) 1405 if (op->flag [FLAG_APPLIED])
3335 { 1406 {
3336 /* always apply, so no reason to unapply */ 1407 /* always apply, so no reason to unapply */
3337 if (basic_flag == AP_APPLY) 1408 if (basic_flag == AP_APPLY)
3338 return 0; 1409 return 0;
3339 1410
3340 if (!(aflags & AP_IGNORE_CURSE) && (QUERY_FLAG (op, FLAG_CURSED) || QUERY_FLAG (op, FLAG_DAMNED))) 1411 if (!(aflags & AP_IGNORE_CURSE) && (op->flag [FLAG_CURSED] || op->flag [FLAG_DAMNED]))
3341 { 1412 {
3342 new_draw_info_format (NDI_UNIQUE, 0, who, "No matter how hard you try, you just can't\nremove %s.", query_name (op)); 1413 who->failmsgf ("No matter how hard you try, you just can't remove %s." CANNOT_REMOVE_CURSED, query_name (op));
3343 return 1; 1414 return 1;
3344 } 1415 }
1416
3345 return unapply_special (who, op, aflags); 1417 return unapply_special (who, op, aflags);
3346 } 1418 }
3347
3348 if (basic_flag == AP_UNAPPLY) 1419 else if (basic_flag == AP_UNAPPLY)
3349 return 0; 1420 return 0;
3350 1421
3351 i = can_apply_object (who, op); 1422 splay (op);
3352 1423
3353 /* Can't just apply this object. Lets see what not and what to do */ 1424 /* Can't just apply this object. Lets see what not and what to do */
3354 if (i) 1425 if (int i = can_apply_object (who, op))
3355 { 1426 {
3356 if (i & CAN_APPLY_NEVER) 1427 if (i & CAN_APPLY_NEVER)
3357 { 1428 {
3358 new_draw_info_format (NDI_UNIQUE, 0, who, "You don't have the body to use a %s\n", query_name (op)); 1429 who->failmsgf ("You don't have the body to use a %s. H<You can never apply this item.>", query_name (op));
3359 return 1; 1430 return 1;
3360 } 1431 }
3361 else if (i & CAN_APPLY_RESTRICTION) 1432 else if (i & CAN_APPLY_RESTRICTION)
3362 { 1433 {
3363 new_draw_info_format (NDI_UNIQUE, 0, who, "You have a prohibition against using a %s\n", query_name (op)); 1434 who->failmsgf (
1435 "You have a prohibition against using a %s. "
1436 "H<Your belief, profession or class prevents you from applying this item.>",
1437 query_name (op)
1438 );
3364 return 1; 1439 return 1;
3365 } 1440 }
1441
3366 if (who->type != PLAYER) 1442 if (who->type != PLAYER)
3367 { 1443 {
3368 /* Some error, so don't try to equip something more */ 1444 /* Some error, so don't try to equip something more */
3369 if (unapply_for_ob (who, op, aflags)) 1445 if (unapply_for_ob (who, op, aflags))
3370 return 1; 1446 return 1;
3371 } 1447 }
3372 else 1448 else
3373 { 1449 {
3374 if (who->contr->unapply == unapply_never || (i & CAN_APPLY_UNAPPLY_CHOICE && who->contr->unapply == unapply_nochoice)) 1450 if (who->contr->unapply == unapply_never || (i & CAN_APPLY_UNAPPLY_CHOICE && who->contr->unapply == unapply_nochoice))
3375 { 1451 {
3376 new_draw_info (NDI_UNIQUE, 0, who, "You need to unapply some item(s):"); 1452 who->failmsg ("You need to unapply some of the following item(s) or change your applymode:");
3377 unapply_for_ob (who, op, AP_PRINT); 1453 unapply_for_ob (who, op, AP_PRINT);
3378 return 1; 1454 return 1;
3379 } 1455 }
3380 else if (who->contr->unapply == unapply_always || !(i & CAN_APPLY_UNAPPLY_CHOICE)) 1456 else if (who->contr->unapply == unapply_always || !(i & CAN_APPLY_UNAPPLY_CHOICE))
3381 {
3382 i = unapply_for_ob (who, op, aflags); 1457 if (unapply_for_ob (who, op, aflags))
3383 if (i)
3384 return 1; 1458 return 1;
3385 } 1459 }
3386 }
3387 } 1460 }
1461
3388 if (op->skill && op->type != SKILL && op->type != SKILL_TOOL) 1462 if (op->skill && op->type != SKILL && op->type != SKILL_TOOL)
3389 { 1463 {
1464 // try to ready attached skill first
3390 skop = find_skill_by_name (who, op->skill); 1465 skop = find_skill_by_name (who, op->skill);
1466
3391 if (!skop) 1467 if (!skop)
3392 { 1468 {
3393 new_draw_info_format (NDI_UNIQUE, 0, who, "You need the %s skill to use this item!", &op->skill); 1469 who->failmsgf ("You need the %s skill to use this item!", &op->skill);
3394 return 1; 1470 return 1;
3395 } 1471 }
3396 else 1472 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 } 1473 {
3403 } 1474 who->failmsgf ("You can't use the required %s skill!", &op->skill);
3404 1475 return 1;
3405 if (who->type == PLAYER && op->item_power && (op->item_power + who->contr->item_power) > (settings.item_power_factor * who->level)) 1476 }
3406 { 1477 }
3407 new_draw_info (NDI_UNIQUE, 0, who, "Equipping that combined with other items would consume your soul!"); 1478
1479 if (!check_item_power (who, op->item_power))
1480 {
1481 who->failmsg ("Equipping that combined with other items would consume your soul!" LACK_ITEM_POWER);
3408 return 1; 1482 return 1;
3409 } 1483 }
3410
3411 1484
3412 /* Ok. We are now at the state where we can apply the new object. 1485 /* 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_... 1486 * Note that we don't have the checks for can_use_...
3414 * below - that is already taken care of by can_apply_object. 1487 * below - that is already taken care of by can_apply_object.
3415 */ 1488 */
3416 1489
3417 1490 // split away all the other items from the stack, so only one item is left
3418 if (op->nrof > 1) 1491 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 1492
3423 if (INVOKE_OBJECT (BE_READY, op, ARG_OBJECT (who)) || INVOKE_OBJECT (READY, who, ARG_OBJECT (op))) 1493 if (INVOKE_OBJECT (BE_READY, op, ARG_OBJECT (who)) || INVOKE_OBJECT (READY, who, ARG_OBJECT (op)))
3424 return RESULT_INT (0); 1494 return RESULT_INT (0);
3425 1495
3426 switch (op->type) 1496 switch (op->type)
3427 { 1497 {
3428 case WEAPON: 1498 case WEAPON:
3429 if (!check_weapon_power (who, op->last_eat)) 1499 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 { 1500 {
3439 /* if the weapon does not have the name as the character, can't use it. */ 1501 /* 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) */ 1502 /* (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."); 1503 who->failmsg ("The weapon does not recognize you as its owner. "
3442 if (tmp != NULL) 1504 "H<Its name indicates that it belongs to somebody else.>");
3443 (void) insert_ob_in_ob (tmp, who); 1505 if (tmp) who->insert (tmp);
3444 return 1; 1506 return 1;
3445 } 1507 }
3446 SET_FLAG (op, FLAG_APPLIED);
3447 1508
3448 if (skop) 1509 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 1510
3453 new_draw_info_format (NDI_UNIQUE, 0, who, "You wield %s.", query_name (op)); 1511 if (player *pl = who->contr)
3454 1512 {
1513 who->statusmsg (format ("You wield %s.", query_name (op)));
3455 (void) change_abil (who, op); 1514 change_abil (who, op);
1515 }
1516
1517 op->flag [FLAG_READY_WEAPON] = true;
3456 break; 1518 break;
3457 1519
3458 case ARMOUR: 1520 case ARMOUR:
3459 case HELMET: 1521 case HELMET:
3460 case SHIELD: 1522 case SHIELD:
… …
3463 case GIRDLE: 1525 case GIRDLE:
3464 case BRACERS: 1526 case BRACERS:
3465 case CLOAK: 1527 case CLOAK:
3466 case RING: 1528 case RING:
3467 case AMULET: 1529 case AMULET:
3468 SET_FLAG (op, FLAG_APPLIED); 1530 op->set_flag (FLAG_APPLIED);
3469 new_draw_info_format (NDI_UNIQUE, 0, who, "You wear %s.", query_name (op)); 1531 who->statusmsg (format ("You wear %s.", query_name (op)));
3470 (void) change_abil (who, op); 1532 change_abil (who, op);
3471 break; 1533 break;
1534
1535 case SKILL_TOOL:
1536 // applying a skill tool does not ready the skill
1537 // if something needs the skill, it has to ready it itself
1538 //TODO: unapplying should unapply the skill, though
1539 op->set_flag (FLAG_APPLIED);
1540 break;
1541
3472 case LAMP: 1542 case SKILL:
3473 if (op->stats.food < 1) 1543 if (!(aflags & AP_NO_SLOT))
3474 { 1544 {
3475 new_draw_info_format (NDI_UNIQUE, 0, who, "Your %s is out of" " fuel!", &op->name); 1545 // skill is used on it's own, as opposed to being a chosen_skill
1546
1547 if (skill_flags [op->subtype] & (SF_NEED_ITEM | SF_MANA))
1548 {
1549 who->failmsgf (
1550 "You feel as if you wanted to do something funny, but you can't remember what. "
1551 "H<The %s skill needs something else to function, for example a tool, weapon, rod, or spell. "
1552 "It cannot be used on its own.>",
1553 &op->skill
1554 );
1555 if (tmp) who->insert (tmp);
1556 return 1;
1557 }
1558
1559 if (skill_flags [op->subtype] & SF_AUTARK
1560 || !(skill_flags [op->subtype] & (SF_COMBAT | SF_RANGED)))
1561 {
1562 if (skill_flags [op->subtype] & SF_USE)
1563 who->failmsgf (
1564 "You feel as if you wanted to do something funny, but you can't remember what. "
1565 "H<The %s skill cannot be readied, instead, try C<use_skill %s>.>",
1566 &op->skill, &op->skill
1567 );
1568 else
1569 who->failmsgf (
1570 "You feel as if you wanted to do something funny, but you can't remember what. "
1571 "H<The %s skill cannot be readied or used, it is always active.>",
1572 &op->skill
1573 );
1574
1575 if (tmp) who->insert (tmp);
1576
1577 return 1;
1578 }
1579
1580 if (who->contr)
1581 if (op->invisible)
1582 who->statusmsg (format ("You can now use the %s skill.", &op->skill));
1583 else
1584 who->statusmsg (format ("You ready %s.", query_name (op)));
1585 }
1586
1587 who->set_flag (FLAG_READY_SKILL);
1588 op->set_flag (FLAG_APPLIED);
1589 change_abil (who, op);
1590 break;
1591
1592 case BOW:
1593 if (op->level && (!op->name.starts_with (who->name) || op->name [who->name.length ()] != '\''))
1594 {
1595 who->failmsg ("The weapon does not recognize you as its owner. "
1596 "H<Its name indicates that it belongs to somebody else.>");
1597 if (tmp) who->insert (tmp);
3476 return 1; 1598 return 1;
3477 } 1599 }
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 1600
3486 /* Remove the old lantern */ 1601 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 { 1602 {
3495 (void) insert_ob_in_ob (tmp, who); 1603 op->flag [FLAG_APPLIED] = true;
3496 if (who->type == PLAYER) 1604 who->statusmsg (format ("You wield the %s.", query_name (op)));
3497 esrv_send_item (who, tmp); 1605 change_abil (who, op);
3498 } 1606 }
3499 fix_player (who); 1607 break;
3500 if (QUERY_FLAG (op, FLAG_CURSED) || QUERY_FLAG (op, FLAG_DAMNED)) 1608
1609 case RANGED:
1610 if (player *pl = who->contr)
3501 { 1611 {
3502 if (who->type == PLAYER) 1612 op->flag [FLAG_APPLIED] = true;
3503 { 1613 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 } 1614 }
3508 if (who->type == PLAYER)
3509 esrv_send_item (who, tmp2);
3510 return 0;
3511 break; 1615 break;
3512 1616
3513 /* this part is needed for skill-tools */
3514 case SKILL: 1617 case SPELL:
3515 case SKILL_TOOL: 1618 if (player *pl = who->contr)
3516 if (who->chosen_skill)
3517 { 1619 {
3518 LOG (llevError, "BUG: apply_special(): can't apply two skills\n"); 1620 op->flag [FLAG_APPLIED] = true;
3519 return 1; 1621 who->statusmsg (format ("You ready the spell %s.", query_name (op)));
3520 } 1622 }
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; 1623 break;
3540 1624
1625 /*FALLTHROUGH*/
3541 case BOW: 1626 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: 1627 case ROD:
3559 case HORN: 1628 case HORN:
3560 /* check for skill, alter player status */ 1629 op->flag [FLAG_APPLIED] = true;
3561 SET_FLAG (op, FLAG_APPLIED);
3562 if (skop)
3563 change_skill (who, skop, 0);
3564 new_draw_info_format (NDI_UNIQUE, 0, who, "You ready %s.", query_name (op));
3565 1630
3566 if (who->type == PLAYER) 1631 if (player *pl = who->contr)
3567 { 1632 {
1633 who->statusmsg (format ("You ready %s.", query_name (op)));
1634
3568 if (op->type == BOW) 1635 if (op->type == BOW)
3569 { 1636 who->statusmsg (format ("You will now fire %s with %s.", op->race ? &op->race : "nothing", query_name (op)));
1637
3570 (void) change_abil (who, op); 1638 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 } 1639 }
3580 else 1640 else
3581 { 1641 {
3582 if (op->type == BOW) 1642 if (op->type == BOW)
3583 SET_FLAG (who, FLAG_READY_BOW); 1643 op->flag [FLAG_READY_BOW ] = true;
3584 else 1644 else
3585 SET_FLAG (who, FLAG_READY_RANGE); 1645 op->flag [FLAG_READY_RANGE] = true;
1646 }
1647
1648 break;
1649
1650 case BUILDER:
1651 if (player *pl = who->contr)
1652 {
1653 who->statusmsg (format ("You ready your %s.", query_name (op)));
1654 //TODO: change_abil?
3586 } 1655 }
3587 break; 1656 break;
3588 1657
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: 1658 default:
3598 new_draw_info_format (NDI_UNIQUE, 0, who, "You apply %s.", query_name (op)); 1659 who->statusmsg (format ("You apply %s.", query_name (op)));
3599 } /* end of switch op->type */ 1660 }
3600 1661
3601 SET_FLAG (op, FLAG_APPLIED); 1662 op->set_flag (FLAG_APPLIED);
3602 1663
3603 if (tmp != NULL) 1664 if (tmp) who->insert (tmp);
3604 tmp = insert_ob_in_ob (tmp, who);
3605 1665
3606 fix_player (who); 1666 who->update_stats ();
3607 1667
3608 /* We exclude spell casting objects. The fire code will set the 1668 /* We exclude spell casting objects. The fire code will set the
3609 * been applied flag when they are used - until that point, 1669 * been applied flag when they are used - until that point,
3610 * you don't know anything about them. 1670 * you don't know anything about them.
3611 */ 1671 */
3612 if (who->type == PLAYER && op->type != WAND && op->type != HORN && op->type != ROD) 1672 if (who->type == PLAYER && op->type != WAND && op->type != HORN && op->type != ROD)
3613 SET_FLAG (op, FLAG_BEEN_APPLIED); 1673 op->set_flag (FLAG_BEEN_APPLIED);
3614 1674
3615 if (QUERY_FLAG (op, FLAG_CURSED) || QUERY_FLAG (op, FLAG_DAMNED)) 1675 if (op->flag [FLAG_CURSED] || op->flag [FLAG_DAMNED])
3616 {
3617 if (who->type == PLAYER) 1676 if (who->type == PLAYER)
3618 { 1677 {
3619 new_draw_info (NDI_UNIQUE, 0, who, "Oops, it feels deadly cold!"); 1678 who->failmsg (
3620 SET_FLAG (op, FLAG_KNOWN_CURSED); 1679 "Oops, it feels deadly cold! "
1680 "H<Maybe it wasn't such a bright idea to apply this cursed or damned item.>"
1681 );
1682 op->set_flag (FLAG_KNOWN_CURSED);
3621 } 1683 }
3622 } 1684
3623 if (who->type == PLAYER) 1685 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); 1686 esrv_send_item (pl, op);
3629 } 1687
3630 return 0; 1688 return 0;
3631} 1689}
3632 1690
3633 1691/**
1692 * Check if op should abort moving victim because of it's race or slaying.
1693 * Returns 1 if it should abort, returns 0 if it should continue.
1694 */
3634int 1695int
3635monster_apply_special (object *who, object *op, int aflags) 1696should_director_abort (object *op, object *victim)
3636{ 1697{
3637 if (QUERY_FLAG (op, FLAG_UNPAID) && !QUERY_FLAG (op, FLAG_APPLIED)) 1698 int arch_flag, name_flag, race_flag;
1699
1700 /* Get flags to determine what of arch, name, and race should be checked.
1701 * This is stored in subtype, and is a bitmask, the LSB is the arch flag,
1702 * the next is the name flag, and the last is the race flag. Also note,
1703 * if subtype is set to zero, that also goes to defaults of all affecting
1704 * it. Examples:
1705 * subtype 1: only arch
1706 * subtype 3: arch or name
1707 * subtype 5: arch or race
1708 * subtype 7: all three
1709 */
1710 if (op->subtype)
1711 {
1712 arch_flag = op->subtype & 1;
1713 name_flag = op->subtype & 2;
1714 race_flag = op->subtype & 4;
1715 }
1716 else
1717 {
1718 arch_flag = 1;
1719 name_flag = 1;
1720 race_flag = 1;
1721 }
1722
1723 /* If the director has race set, only affect objects with a arch,
1724 * name or race that matches.
1725 */
1726 if ((op->race) &&
1727 ((!(victim->arch && arch_flag && victim->arch->archname) || op->race != victim->arch->archname)) &&
1728 ((!(victim->name && name_flag) || op->race != victim->name)) &&
1729 ((!(victim->race && race_flag) || op->race != victim->race)))
3638 return 1; 1730 return 1;
3639 return apply_special (who, op, aflags);
3640}
3641 1731
1732 /* If the director has slaying set, only affect objects where none
1733 * of arch, name, or race match.
1734 */
1735 if ((op->slaying) && (((victim->arch && arch_flag && victim->arch->archname && op->slaying == victim->arch->archname))) ||
1736 ((victim->name && name_flag && op->slaying == victim->name)) ||
1737 ((victim->race && race_flag && op->slaying == victim->race)))
1738 return 1;
1739
1740 return 0;
1741}
1742
3642/** 1743/**
3643 * Map was just loaded, handle op's initialisation. 1744 * This handles a player dropping money on an altar to identify stuff.
1745 * It'll identify marked item, if none all items up to dropped money.
1746 * Return value: 1 if money was destroyed, 0 if not.
3644 * 1747 */
3645 * Generates shop floor's item, and treasures. 1748static int
1749apply_id_altar (object *money, object *altar, object *pl)
1750{
1751 dynbuf_text &buf = msg_dynbuf; buf.clear ();
1752
1753 if (!pl || pl->type != PLAYER)
1754 return 0;
1755
1756 /* Check for MONEY type is a special hack - it prevents 'nothing needs
1757 * identifying' from being printed out more than it needs to be.
1758 */
1759 if (!check_altar_sacrifice (altar, money, pl) || money->type != MONEY)
1760 return 0;
1761
1762 /* if the player has a marked item, identify that if it needs to be
1763 * identified. If it doesn't, then go through the player inventory.
1764 */
1765 if (object *marked = pl->mark ())
1766 if (!marked->flag [FLAG_IDENTIFIED] && marked->need_identify ())
1767 {
1768 if (operate_altar (altar, &money, pl))
1769 {
1770 identify (marked);
1771
1772 buf.printf ("You have %s.\r", long_desc (marked, pl));
1773 if (marked->msg)
1774 buf << "The item has a story:\r" << marked->msg << "\n\n";
1775
1776 return !money;
1777 }
1778 }
1779
1780 for (object *id = pl->inv; id; id = id->below)
1781 {
1782 if (!id->flag [FLAG_IDENTIFIED] && !id->invisible && id->need_identify ())
1783 {
1784 if (operate_altar (altar, &money, pl))
1785 {
1786 identify (id);
1787
1788 buf.printf ("You have %s.\r", long_desc (id, pl));
1789 if (id->msg)
1790 buf << "The item has a story:\r" << id->msg << "\n\n";
1791
1792 /* If no more money, might as well quit now */
1793 if (!money || !check_altar_sacrifice (altar, money))
1794 break;
1795 }
1796 else
1797 {
1798 LOG (llevError, "check_id_altar: Couldn't do sacrifice when we should have been able to\n");
1799 break;
1800 }
1801 }
1802 }
1803
1804 if (buf.empty ())
1805 pl->failmsg ("You have nothing that needs identifying");
1806 else
1807 pl->contr->infobox (MSG_CHANNEL ("identify"), buf);
1808
1809 return !money;
1810}
1811
1812/**
1813 * This checks whether the object has a "on_use_yield" field, and if so generated and drops
1814 * matching item.
1815 **/
1816void
1817handle_apply_yield (object *tmp)
1818{
1819 if (shstr_tmp yield = tmp->kv (shstr_on_use_yield))
1820 archetype::get (yield)->insert_at (tmp, tmp, INS_BELOW_ORIGINATOR);
1821}
1822
1823/**
1824 * Handles applying a potion.
3646 */ 1825 */
3647int 1826int
3648auto_apply (object *op) 1827apply_potion (object *op, object *tmp)
3649{ 1828{
3650 object *tmp = NULL, *tmp2; 1829 int got_one = 0, i;
3651 int i; 1830 object *force = 0;
3652 1831
3653 switch (op->type) 1832 object *floor = GET_MAP_OB (op->map, op->x, op->y);
1833
1834 if (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_SAFE)
1835 {
1836 op->failmsg ("Gods prevent you from using this here, it's sacred ground!");
1837
1838 tmp->clr_flag (FLAG_APPLIED);
1839 return 0;
3654 { 1840 }
3655 case SHOP_FLOOR: 1841
3656 if (!HAS_RANDOM_ITEMS (op)) 1842 if (op->type == PLAYER)
1843 if (!tmp->flag [FLAG_IDENTIFIED])
1844 identify (tmp);
1845
1846 handle_apply_yield (tmp);
1847
1848 /* Potion of restoration - only for players */
1849 if (op->type == PLAYER && (tmp->attacktype & AT_DEPLETE))
1850 {
1851 object *depl;
1852 archetype *at;
1853
1854 if (tmp->flag [FLAG_CURSED] || tmp->flag [FLAG_DAMNED])
1855 {
1856 op->drain_stat ();
1857 op->update_stats ();
1858 tmp->decrease ();
1859 return 1;
1860 }
1861
1862 if (!(at = archetype::find (shstr_depletion)))
1863 {
1864 LOG (llevError, "Could not find archetype depletion\n");
3657 return 0; 1865 return 0;
3658
3659 do
3660 {
3661 i = 10; /* let's give it 10 tries */
3662 while ((tmp = generate_treasure (op->randomitems,
3663 op->stats.exp ? (int) op->stats.exp : MAX (op->map->difficulty, 5))) == NULL && --i);
3664 if (tmp == NULL)
3665 return 0;
3666 if (QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED))
3667 {
3668 tmp->destroy ();
3669 tmp = NULL;
3670 }
3671 } 1866 }
3672 while (!tmp);
3673 1867
3674 tmp->x = op->x; 1868 depl = present_arch_in_ob (at, op);
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 1869
3682 case TREASURE: 1870 if (depl)
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 { 1871 {
3697 tmp2 = tmp->below; 1872 for (i = 0; i < NUM_STATS; i++)
3698 tmp->remove (); 1873 if (depl->stats.stat (i))
1874 op->statusmsg (restore_msg[i]);
3699 1875
3700 if (op->env)
3701 insert_ob_in_ob (tmp, op->env);
3702 else
3703 tmp->destroy (); 1876 depl->destroy ();
1877 op->update_stats ();
3704 } 1878 }
1879 else
1880 op->statusmsg ("Your potion had no effect.");
3705 1881
3706 op->destroy (); 1882 tmp->decrease ();
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; 1883 return 1;
1884 }
3726 1885
3727 for (x = 0; x < MAP_WIDTH (m); x++) 1886 /* improvement potion - only for players */
3728 for (y = 0; y < MAP_HEIGHT (m); y++) 1887 if (op->type == PLAYER && (tmp->attacktype & AT_GODPOWER))
3729 for (tmp = get_map_ob (m, x, y); tmp != NULL; tmp = above) 1888 {
1889 for (i = 1; i < min (11, op->level); i++)
3730 { 1890 {
3731 above = tmp->above; 1891 if (tmp->flag [FLAG_CURSED] || tmp->flag [FLAG_DAMNED])
3732
3733 if (tmp->inv)
3734 { 1892 {
3735 object *invtmp, *invnext; 1893 if (op->contr->levhp[i] != 1)
3736
3737 for (invtmp = tmp->inv; invtmp != NULL; invtmp = invnext)
3738 { 1894 {
3739 invnext = invtmp->below; 1895 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 { 1896 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 } 1897 }
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 1898
3774 } 1899 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 { 1900 {
3790 tmp->speed = 0; 1901 op->contr->levsp[i] = 1;
3791 update_ob_speed (tmp); 1902 break;
1903 }
1904
1905 if (op->contr->levgrace[i] != 1)
1906 {
1907 op->contr->levgrace[i] = 1;
1908 break;
3792 } 1909 }
3793 } 1910 }
3794 /* This function can be called everytime a map is loaded, even when 1911 else
3795 * swapping back in. As such, we don't want to create the treasure 1912 {
3796 * over and ove again, so after we generate the treasure, blank out 1913 if (op->contr->levhp[i] < 9)
3797 * randomitems so if it is swapped in again, it won't make anything. 1914 {
3798 * This is a problem for the above objects, because they have counters 1915 op->contr->levhp[i] = 9;
3799 * which say how many times to make the treasure. 1916 break;
1917 }
1918
1919 if (op->contr->levsp[i] < 6)
1920 {
1921 op->contr->levsp[i] = 6;
1922 break;
1923 }
1924
1925 if (op->contr->levgrace[i] < 3)
1926 {
1927 op->contr->levgrace[i] = 3;
1928 break;
1929 }
1930 }
1931 }
1932
1933 /* Just makes checking easier */
1934 if (i < min (11, op->level))
1935 got_one = 1;
1936
1937 if (!tmp->flag [FLAG_CURSED] && !tmp->flag [FLAG_DAMNED])
1938 {
1939 if (got_one)
1940 {
1941 op->update_stats ();
1942 op->statusmsg ("The Gods smile upon you and remake you "
1943 "a little more in their image. "
1944 "You feel a little more perfect.", NDI_GREEN);
1945 }
1946 else
1947 op->statusmsg ("The potion had no effect - you are already perfect.");
1948 }
1949 else
1950 { /* cursed potion */
1951 if (got_one)
1952 {
1953 op->update_stats ();
1954 op->failmsg ("The Gods are angry and punish you.");
1955 }
1956 else
1957 op->statusmsg ("You are fortunate that you are so pathetic.", NDI_DK_ORANGE);
1958 }
1959
1960 tmp->decrease ();
1961 return 1;
1962 }
1963
1964
1965 /* A potion that casts a spell. Healing, restore spellpoint (power potion)
1966 * and heroism all fit into this category. Given the spell object code,
1967 * there is no limit to the number of spells that potions can be cast,
1968 * but direction is problematic to try and imbue fireball potions for example.
1969 */
1970 if (tmp->inv)
1971 {
1972 if (tmp->flag [FLAG_CURSED] || tmp->flag [FLAG_DAMNED])
1973 {
1974 op->failmsg ("Yech! Your lungs are on fire!");
1975 create_exploding_ball_at (op, op->level);
1976 }
1977 else
1978 cast_spell (op, tmp, op->facing, tmp->inv, NULL);
1979
1980 tmp->decrease ();
1981
1982 /* if youre dead, no point in doing this... */
1983 if (!op->flag [FLAG_REMOVED])
1984 op->update_stats ();
1985
1986 return 1;
1987 }
1988
1989 /* Deal with protection potions */
1990 force = NULL;
1991 for (i = 0; i < NROFATTACKS; i++)
1992 {
1993 if (tmp->resist[i])
1994 {
1995 if (!force)
1996 force = get_archetype (FORCE_NAME);
1997
1998 memcpy (force->resist, tmp->resist, sizeof (tmp->resist));
1999 force->type = POTION_EFFECT;
2000 break; /* Only need to find one protection since we copy entire batch */
2001 }
2002 }
2003
2004 /* This is a protection potion */
2005 if (force)
2006 {
2007 /* cursed items last longer */
2008 if (tmp->flag [FLAG_CURSED] || tmp->flag [FLAG_DAMNED])
2009 {
2010 force->stats.food *= 10;
2011 for (i = 0; i < NROFATTACKS; i++)
2012 if (force->resist[i] > 0)
2013 force->resist[i] = -force->resist[i]; /* prot => vuln */
2014 }
2015
2016 force->speed_left = -1;
2017 force = insert_ob_in_ob (force, op);
2018 tmp->clr_flag (FLAG_APPLIED);
2019 force->set_flag (FLAG_APPLIED);
2020 change_abil (op, force);
2021 tmp->decrease ();
2022 return 1;
2023 }
2024
2025 /* Only thing left are the stat potions */
2026 if (op->type == PLAYER)
2027 { /* only for players */
2028 if ((tmp->flag [FLAG_CURSED]
2029 || tmp->flag [FLAG_DAMNED])
2030 && tmp->value != 0)
2031 tmp->clr_flag (FLAG_APPLIED);
2032 else
2033 tmp->set_flag (FLAG_APPLIED);
2034
2035 if (!change_abil (op, tmp))
2036 op->statusmsg ("Nothing happened.");
2037 }
2038
2039 /* CLEAR_FLAG is so that if the character has other potions
2040 * that were grouped with the one consumed, his
2041 * stat will not be raised by them. fix_player just clears
2042 * up all the stats.
2043 */
2044 tmp->clr_flag (FLAG_APPLIED);
2045 op->update_stats ();
2046 tmp->decrease ();
2047 return 1;
2048}
2049
2050/**
2051 * 'victim' moves onto 'trap'
2052 * 'victim' leaves 'trap'
2053 * effect is determined by move_on/move_off of trap and move_type of victime.
2054 *
2055 * originator: Player, monster or other object that caused 'victim' to move
2056 * onto 'trap'. Will receive messages caused by this action. May be NULL.
2057 * However, some types of traps require an originator to function.
2058 */
2059void
2060move_apply (object *trap, object *victim, object *originator)
2061{
2062 static int recursion_depth = 0;
2063
2064 trap = trap->head_ ();
2065
2066 /* Only exits affect DMs. */
2067 if (victim->flag [FLAG_WIZPASS] && trap->type != EXIT && trap->type != SIGN)
2068 return;
2069
2070 /* move_apply() is the most likely candidate for causing unwanted and
2071 * possibly unlimited recursion.
2072 */
2073
2074 /* The following was changed because it was causing perfectly correct
2075 * maps to fail. 1) it's not an error to recurse:
2076 * rune detonates, summoning monster. monster lands on nearby rune.
2077 * nearby rune detonates. This sort of recursion is expected and
2078 * proper. This code was causing needless crashes.
2079 */
2080 if (recursion_depth >= 500)
2081 {
2082 LOG (llevDebug, "WARNING: move_apply(): aborting recursion "
2083 "[trap arch %s, name %s; victim arch %s, name %s]\n", &trap->arch->archname, &trap->name, &victim->arch->archname, &victim->name);
2084 return;
2085 }
2086
2087 recursion_depth++;
2088
2089 if (!INVOKE_OBJECT (MOVE_TRIGGER, trap, ARG_OBJECT (victim), ARG_OBJECT (originator)))
2090 switch (trap->type)
2091 {
2092 case PLAYERMOVER:
2093 if (trap->attacktype && (trap->level || victim->type != PLAYER) && !should_director_abort (trap, victim))
2094 {
2095 if (!trap->stats.maxsp)
2096 trap->stats.maxsp = 2;
2097
2098 /* Is this correct? From the docs, it doesn't look like it
2099 * should be divided by trap->speed
2100 */
2101 victim->speed_left = -trap->stats.maxsp * victim->speed / trap->speed;
2102
2103 /* Just put in some sanity check. I think there is a bug in the
2104 * above with some objects have zero speed, and thus the player
2105 * getting permanently paralyzed.
2106 */
2107 victim->speed_left = max (-50.f, victim->speed_left);
2108 /* LOG(llevDebug, "apply, playermove, player speed_left=%f\n", victim->speed_left); */
2109 }
2110 break;
2111
2112 case SPINNER:
2113 if (victim->direction)
2114 {
2115 victim->direction = absdir (victim->direction - trap->stats.sp);
2116 update_turn_face (victim);
2117 }
2118 break;
2119
2120 case DIRECTOR:
2121 if (victim->direction && !should_director_abort (trap, victim))
2122 {
2123 victim->direction = trap->stats.sp;
2124 update_turn_face (victim);
2125 }
2126 break;
2127
2128 case BUTTON:
2129 case PEDESTAL:
2130 case T_MATCH:
2131 update_button (trap, originator);
2132 break;
2133
2134 case ALTAR:
2135 /* sacrifice victim on trap */
2136 apply_altar (trap, victim, originator);
2137 break;
2138
2139 case THROWN_OBJ:
2140 if (trap->inv == NULL)
2141 break;
2142 /* fallthrough */
2143
2144 case ARROW:
2145 /* bad bug: monster throw a object, make a step forwards, step on object ,
2146 * trigger this here and get hit by own missile - and will be own enemy.
2147 * Victim then is his own enemy and will start to kill herself (this is
2148 * removed) but we have not synced victim and his missile. To avoid senseless
2149 * action, we avoid hits here
3800 */ 2150 */
3801 else if (tmp && tmp->arch && tmp->type != PLAYER 2151 if ((victim->flag [FLAG_ALIVE] && trap->has_active_speed ())
3802 && tmp->type != TREASURE && tmp->type != SPELL 2152 && trap->owner != victim)
3803 && tmp->type != PLAYER_CHANGER && tmp->type != CLASS && HAS_RANDOM_ITEMS (tmp)) 2153 hit_with_arrow (trap, victim);
2154 break;
2155
2156 case SPELL_EFFECT:
2157 apply_spell_effect (trap, victim);
2158 break;
2159
2160 case TRAPDOOR:
2161 {
2162 int max, sound_was_played;
2163 object *ab, *ab_next;
2164
2165 if (!trap->value)
2166 {
2167 int tot;
2168
2169 for (ab = trap->above, tot = 0; ab; ab = ab->above)
2170 if ((ab->move_type && trap->move_on) || ab->move_type == 0)
2171 tot += ab->head_ ()->total_weight ();
2172
2173 if (!(trap->value = (tot > trap->weight) ? 1 : 0))
2174 break;
2175
2176 SET_ANIMATION (trap, trap->value);
2177 update_object (trap, UP_OBJ_FACE);
2178 }
2179
2180 for (ab = trap->above, max = 100, sound_was_played = 0; --max && ab; ab = ab_next)
2181 {
2182 /* need to set this up, since if we do transfer the object,
2183 * ab->above would be bogus
2184 */
2185 ab_next = ab->above;
2186
2187 if ((ab->move_type && trap->move_on) || ab->move_type == 0)
2188 {
2189 if (!sound_was_played)
2190 {
2191 trap->play_sound (trap->sound ? trap->sound : sound_find ("fall_hole"));
2192 sound_was_played = 1;
2193 }
2194
2195 ab->statusmsg ("You fall into a trapdoor!", NDI_RED);
2196 transfer_ob (ab, EXIT_X (trap), EXIT_Y (trap), 0, ab);
2197 }
2198 }
2199 break;
2200 }
2201
2202 case CONVERTER:
2203 if (convert_item (victim, trap) < 0)
3804 { 2204 {
3805 create_treasure (tmp->randomitems, tmp, GT_APPLY, m->difficulty, 0); 2205 originator->failmsgf ("The %s seems to be broken!", query_name (trap));
3806 tmp->randomitems = NULL; 2206 archetype::get (shstr_burnout)->insert_at (trap, trap);
3807 } 2207 }
2208
2209 break;
2210
2211 case TRIGGER_BUTTON:
2212 case TRIGGER_PEDESTAL:
2213 case TRIGGER_ALTAR:
2214 check_trigger (trap, victim, originator);
2215 break;
2216
2217 case DEEP_SWAMP:
2218 walk_on_deep_swamp (trap, victim);
2219 break;
2220
2221 case CHECK_INV:
2222 check_inv (victim, trap);
2223 break;
2224
2225 case HOLE:
2226 move_apply_hole (trap, victim);
2227 break;
2228
2229 case EXIT:
2230 if (victim->type == PLAYER && EXIT_PATH (trap))
2231 {
2232 /* Basically, don't show exits leading to random maps the
2233 * players output.
2234 */
2235 if (trap->msg && EXIT_PATH (trap) != shstr_random_map_exit)
2236 victim->statusmsg (trap->msg, NDI_NAVY);
2237
2238 trap->play_sound (trap->sound);
2239 victim->enter_exit (trap);
2240 }
2241 break;
2242
2243 case ENCOUNTER:
2244 /* may be some leftovers on this */
2245 break;
2246
2247 case SHOP_MAT:
2248 apply_shop_mat (trap, victim);
2249 break;
2250
2251 /* Drop a certain amount of gold, and have one item identified */
2252 case IDENTIFY_ALTAR:
2253 apply_id_altar (victim, trap, originator);
2254 break;
2255
2256 case SIGN:
2257 if (victim->type != PLAYER && trap->stats.food > 0)
2258 break; /* monsters musn't apply magic_mouths with counters */
2259
2260 apply_sign (victim, trap, 1);
2261 break;
2262
2263 case CONTAINER:
2264 apply_container (victim, trap);
2265 break;
2266
2267 case RUNE:
2268 case TRAP:
2269 if (trap->level && victim->flag [FLAG_ALIVE])
2270 spring_trap (trap, victim);
2271 break;
2272
2273 default:
2274 LOG (llevDebug, "name %s, arch %s, type %d with fly/walk on/off not "
2275 "handled in move_apply()\n", &trap->name, &trap->arch->archname, trap->type);
2276 break;
2277 }
2278
2279 recursion_depth--;
2280}
2281
2282/**
2283 * Handles reading a regular (ie not containing a spell) book.
2284 */
2285static void
2286apply_book (object *op, object *tmp)
2287{
2288 int lev_diff;
2289 object *skill_ob;
2290
2291 if (op->flag [FLAG_BLIND] && !op->flag [FLAG_WIZ])
2292 {
2293 op->failmsg ("You are unable to read while blind!");
2294 return;
2295 }
2296
2297 if (!tmp->msg)
2298 {
2299 op->failmsgf ("The %s contains nothing but meaningless gibberish. H<There is nothing interesting to read here.>", &tmp->name);
2300 return;
2301 }
2302
2303 /* need a literacy skill to read stuff! */
2304 skill_ob = find_skill_by_name (op, tmp->skill);
2305 if (!skill_ob)
2306 {
2307 op->failmsgf ("You are unable to decipher the strange symbols. H<You lack the %s skill to read this.>", &tmp->skill);
2308 return;
2309 }
2310
2311 lev_diff = tmp->level - (skill_ob->level + 5);
2312 if (!op->flag [FLAG_WIZ] && lev_diff > 0)
2313 {
2314 op->failmsg (lev_diff < 2 ? "This book is just barely beyond your comprehension."
2315 : lev_diff < 3 ? "This book is slightly beyond your comprehension."
2316 : lev_diff < 5 ? "This book is beyond your comprehension."
2317 : lev_diff < 8 ? "This book is quite a bit beyond your comprehension."
2318 : lev_diff < 15 ? "This book is way beyond your comprehension."
2319 : "This book is totally beyond your comprehension.");
2320 return;
2321 }
2322
2323 // we currently don't use the message types for anything.
2324 // readable_message_type *msgType = get_readable_message_type (tmp);
2325
2326 tmp->play_sound (tmp->sound ? tmp->sound : sound_find ("apply_book"));
2327
2328 if (player *pl = op->contr)
2329 if (client *ns = pl->ns)
2330 pl->infobox (MSG_CHANNEL ("book"), format ("T<%s>\n\n%s", (char *)long_desc (tmp, op), &tmp->msg));
2331
2332 /* gain xp from reading */
2333 if (!tmp->flag [FLAG_NO_SKILL_IDENT])
2334 { /* only if not read before */
2335 int exp_gain = calc_skill_exp (op, tmp, skill_ob);
2336
2337 if (!tmp->flag [FLAG_IDENTIFIED])
3808 } 2338 {
2339 /*exp_gain *= 2; because they just identified it too */
2340 tmp->set_flag (FLAG_IDENTIFIED);
3809 2341
3810 for (x = 0; x < MAP_WIDTH (m); x++) 2342 if (object *pl = tmp->visible_to ())
3811 for (y = 0; y < MAP_HEIGHT (m); y++) 2343 esrv_update_item (UPD_FLAGS | UPD_NAME, pl, tmp);
3812 for (tmp = get_map_ob (m, x, y); tmp != NULL; tmp = tmp->above) 2344 }
3813 if (tmp->above && (tmp->type == TRIGGER_BUTTON || tmp->type == TRIGGER_PEDESTAL))
3814 check_trigger (tmp, tmp->above);
3815}
3816 2345
3817/** 2346 change_exp (op, exp_gain, skill_ob->skill, 0);
3818 * Handles player eating food that temporarily changes status (resistances, stats). 2347 tmp->set_flag (FLAG_NO_SKILL_IDENT); /* so no more xp gained from this book */
3819 * This used to call cast_change_attr(), but 2348 }
3820 * that doesn't work with the new spell code. Since we know what 2349}
3821 * the food changes, just grab a force and use that instead.
3822 */
3823 2350
2351/**
2352 * op made some mistake with a scroll, this takes care of punishment.
2353 * scroll_failure()- hacked directly from spell_failure
2354 */
2355static void
2356scroll_failure (object *op, int failure, int power)
2357{
2358 if (abs (failure / 4) > power)
2359 power = abs (failure / 4); /* set minimum effect */
2360
2361 if (failure <= -1 && failure > -15)
2362 { /* wonder */
2363 object *tmp;
2364
2365 op->failmsg ("Your spell warps!");
2366 tmp = get_archetype (SPELL_WONDER);
2367 cast_wonder (op, op, 0, tmp);
2368 tmp->destroy ();
2369 }
2370 else if (failure <= -15 && failure > -35)
2371 { /* drain mana */
2372 op->failmsg ("Your mana is drained!");
2373 op->stats.sp -= random_roll (0, power - 1, op, PREFER_LOW);
2374 if (op->stats.sp < 0)
2375 op->stats.sp = 0;
2376 }
2377 else if (settings.spell_failure_effects == TRUE)
2378 {
2379 if (failure <= -35 && failure > -60)
2380 { /* confusion */
2381 op->failmsg ("The magic recoils on you!");
2382 confuse_player (op, op, power);
2383 }
2384 else if (failure <= -60 && failure > -70)
2385 { /* paralysis */
2386 op->failmsg ("The magic recoils and paralyzes you!");
2387 paralyze_player (op, op, power);
2388 }
2389 else if (failure <= -70 && failure > -80)
2390 { /* blind */
2391 op->failmsg ("The magic recoils on you!");
2392 blind_player (op, op, power);
2393 }
2394 else if (failure <= -80)
2395 { /* blast the immediate area */
2396 object *tmp = get_archetype (LOOSE_MANA);
2397 cast_magic_storm (op, tmp, power);
2398 op->failmsg ("You unleash uncontrolled mana!");
2399 tmp->destroy ();
2400 }
2401 }
2402}
2403
2404/**
2405 * Handles the applying of a skill scroll, calling learn_skill straight.
2406 * op is the person learning the skill, tmp is the skill scroll object
2407 */
2408static void
2409apply_skillscroll (object *op, object *tmp)
2410{
2411 switch (learn_skill (op, tmp))
2412 {
2413 case 0:
2414 op->play_sound (sound_find ("generic_fail"));
2415 op->failmsgf ("You already possess the knowledge held within the %s.", query_name (tmp));
2416 break;
2417
2418 case 1:
2419 tmp->decrease ();
2420 op->play_sound (sound_find ("skill_learn"));
2421 op->statusmsg (format ("You succeed in learning %s", &tmp->skill));
2422 break;
2423
2424 default:
2425 tmp->decrease ();
2426 op->play_sound (sound_find ("generic_fail"));
2427 op->failmsgf ("You fail to learn the knowledge of the %s.\n", query_name (tmp));
2428 break;
2429 }
2430}
2431
2432/**
2433 * Actually makes op learn spell.
2434 * Informs player of what happens.
2435 */
3824void 2436void
3825eat_special_food (object *who, object *food) 2437do_learn_spell (object *op, object *spell, int special_prayer)
3826{ 2438{
3827 object *force; 2439 object *tmp;
3828 int i, did_one = 0;
3829 sint8 k;
3830 2440
3831 force = get_archetype (FORCE_NAME); 2441 if (op->type != PLAYER)
3832 2442 {
3833 for (i = 0; i < NUM_STATS; i++) 2443 LOG (llevError, "BUG: do_learn_spell(): not a player\n");
2444 return;
3834 { 2445 }
3835 k = get_attr_value (&food->stats, i); 2446
3836 if (k) 2447 /* Upgrade special prayers to normal prayers */
3837 { 2448 if ((tmp = check_spell_known (op, spell->name)) != NULL)
3838 set_attr_value (&force->stats, i, k); 2449 {
3839 did_one = 1; 2450 if (special_prayer && !tmp->flag [FLAG_STARTEQUIP])
3840 } 2451 {
2452 LOG (llevError, "BUG: do_learn_spell(): spell already known, but not marked as startequip\n");
2453 return;
2454 }
2455 return;
2456 }
2457
2458 op->contr->play_sound (sound_find ("learn_spell"));
2459
2460 tmp = spell->clone ();
2461 insert_ob_in_ob (tmp, op);
2462
2463 if (special_prayer)
2464 tmp->set_flag (FLAG_STARTEQUIP);
2465
2466 esrv_add_spells (op->contr, tmp);
2467}
2468
2469/**
2470 * Erases spell from player's inventory.
2471 */
2472void
2473do_forget_spell (object *op, const char *spell)
2474{
2475 object *spob;
2476
2477 if (op->type != PLAYER)
3841 } 2478 {
2479 LOG (llevError, "BUG: do_forget_spell(): not a player\n");
2480 return;
2481 }
2482 if ((spob = check_spell_known (op, spell)) == NULL)
2483 {
2484 LOG (llevError, "BUG: do_forget_spell(): spell not known\n");
2485 return;
2486 }
3842 2487
3843 /* check if we can protect the eater */ 2488 op->failmsgf ("You lose knowledge of %s.", spell);
2489 esrv_remove_spell (op->contr, spob);
2490 spob->destroy ();
2491}
2492
2493/**
2494 * Handles player applying a spellbook.
2495 * Checks whether player has knowledge of required skill, doesn't already know the spell,
2496 * stuff like that. Random learning failure too.
2497 */
2498static void
2499apply_spellbook (object *op, object *tmp)
2500{
2501 object *skop, *spell, *spell_skill;
2502
2503 if (op->flag [FLAG_BLIND] && !op->flag [FLAG_WIZ])
2504 {
2505 op->failmsg ("You are unable to read while blind.");
2506 return;
2507 }
2508
2509 /* artifact_spellbooks have 'slaying' field point to a spell name,
2510 * instead of having their spell stored in stats.sp. These are
2511 * legacy spellbooks
2512 */
2513 if (tmp->slaying)
2514 {
2515 spell = find_archetype_by_object_name (tmp->slaying)->instance ();
2516
2517 if (!spell)
2518 {
2519 op->failmsgf ("The book's formula for %s is incomplete.", &tmp->slaying);
2520 return;
2521 }
2522 else
2523 insert_ob_in_ob (spell, tmp);
2524
2525 tmp->slaying = 0;
2526 }
2527
2528 skop = find_skill_by_name (op, tmp->skill);
2529
2530 /* need a literacy skill to learn spells. Also, having a literacy level
2531 * lower than the spell will make learning the spell more difficult */
2532 if (!skop)
2533 {
2534 op->failmsgf ("You can't read! Your attempt fails. H<You lack the %s skill.>", &tmp->skill);
2535 return;
2536 }
2537
2538 spell = tmp->inv;
2539
2540 if (!spell)
2541 {
2542 LOG (llevError, "apply_spellbook: Book %s has no spell in it!\n", &tmp->name);
2543 op->failmsg ("The spellbook symbols make no sense. This is a bug, please report!");
2544 return;
2545 }
2546
2547 int learn_level = sqrtf (spell->level) * 1.5f;
2548 if (skop->level < learn_level)
2549 {
2550 op->failmsgf ("You are unable to decipher the strange symbols. H<Your %s level is too low, it must be at least %d.>",
2551 &tmp->skill, learn_level);
2552 return;
2553 }
2554
2555 op->statusmsg (format ("The spellbook contains the %s level spell %s.", ordinal (spell->level), &spell->name));
2556
2557 if (!tmp->flag [FLAG_IDENTIFIED])
2558 identify (tmp);
2559
2560 /* I removed the check for special_prayer_mark here - it didn't make
2561 * a lot of sense - special prayers are not found in spellbooks, and
2562 * if the player doesn't know the spell, doesn't make a lot of sense that
2563 * they would have a special prayer mark.
2564 */
2565 if (check_spell_known (op, spell->name))
2566 {
2567 op->statusmsg ("You already know that spell. H<It makes no sense to learn spells twice, and would only waste the spellbook.>\n");
2568 return;
2569 }
2570
2571 if (spell->skill)
2572 {
2573 spell_skill = find_skill_by_name (op, spell->skill);
2574
2575 if (!spell_skill)
2576 {
2577 op->failmsgf ("You lack the %s skill to use this spell.", &spell->skill);
2578 return;
2579 }
2580
2581 if (spell_skill->level < spell->level)
2582 {
2583 op->failmsgf ("You need to be level %d in %s to learn this spell.", spell->level, &spell->skill);
2584 return;
2585 }
2586 }
2587
2588 /* Logic as follows
2589 *
2590 * 1- MU spells use Int to learn, Cleric spells use Wisdom
2591 *
2592 * 2- The learner's skill level in literacy adjusts the chance to learn
2593 * a spell.
2594 *
2595 * 3 -Automatically fail to learn if you read while confused
2596 *
2597 * Overall, chances are the same but a player will find having a high
2598 * literacy rate very useful! -b.t.
2599 */
2600 if (op->flag [FLAG_CONFUSED])
2601 {
2602 op->failmsg ("In your confused state you flub the wording of the text!");
2603 scroll_failure (op, 0 - random_roll (0, spell->level, op, PREFER_LOW), max (spell->stats.sp, spell->stats.grace));
2604 }
2605 else if (tmp->flag [FLAG_STARTEQUIP] ||
2606 (random_roll (0, 100, op, PREFER_LOW) - (5 * skop->level)) < learn_spell[spell->stats.grace ? op->stats.Wis : op->stats.Int])
2607 {
2608 op->statusmsg ("You succeed in learning the spell!", NDI_GREEN);
2609 do_learn_spell (op, spell, 0);
2610
2611 /* xp gain to literacy for spell learning */
2612 if (!tmp->flag [FLAG_STARTEQUIP])
2613 change_exp (op, calc_skill_exp (op, tmp, skop), skop->skill, 0);
2614 }
2615 else
2616 {
2617 op->contr->play_sound (sound_find ("fumble_spell"));
2618 op->failmsg ("You fail to learn the spell. H<Wis (priests) or Int (wizards) governs the chance of learning a prayer or spell.>\n");
2619 }
2620
2621 tmp->decrease ();
2622}
2623
2624/**
2625 * Handles applying a spell scroll.
2626 */
2627void
2628apply_scroll (object *op, object *tmp, int dir)
2629{
2630 object *skop;
2631
2632 if (op->flag [FLAG_BLIND] && !op->flag [FLAG_WIZ])
2633 {
2634 op->failmsg ("You are unable to read while blind.");
2635 return;
2636 }
2637
2638 if (!tmp->inv || tmp->inv->type != SPELL)
2639 {
2640 op->failmsg ("The scroll just doesn't make sense! H<...and never will make sense.>");
2641 return;
2642 }
2643
2644 if (op->type == PLAYER)
2645 {
2646 /* players need a literacy skill to read stuff! */
2647 int exp_gain = 0;
2648
2649 /* hard code literacy - tmp->skill points to where the exp
2650 * should go for anything killed by the spell.
2651 */
2652 skop = find_skill_by_name (op, shstr_literacy);
2653
2654 if (!skop)
2655 {
2656 op->failmsgf ("You are unable to decipher the strange symbols. H<You lack the literacy skill.>");
2657 return;
2658 }
2659
2660 if ((exp_gain = calc_skill_exp (op, tmp, skop)))
2661 change_exp (op, exp_gain, skop->skill, 0);
2662 }
2663
2664 if (!tmp->flag [FLAG_IDENTIFIED])
2665 identify (tmp);
2666
2667 op->statusmsg (format ("The scroll of %s turns to dust.", &tmp->inv->name));
2668
2669 cast_spell (op, tmp, dir, tmp->inv, NULL);
2670 tmp->decrease ();
2671}
2672
2673/**
2674 * Applies a treasure object - by default, chest. op
2675 * is the person doing the applying, tmp is the treasure
2676 * chest.
2677 */
2678static void
2679apply_treasure (object *op, object *tmp)
2680{
2681 /* Nice side effect of this treasure creation method is that the treasure
2682 * for the chest is done when the chest is created, and put into the chest
2683 * inventory. So that when the chest burns up, the items still exist. Also
2684 * prevents people from moving chests to more difficult maps to get better
2685 * treasure
2686 */
2687 object *treas = tmp->inv;
2688
2689 if (!treas)
2690 {
2691 op->statusmsg ("The chest was empty.");
2692 tmp->decrease ();
2693 return;
2694 }
2695
2696 while (tmp->inv)
2697 {
2698 treas = tmp->inv;
2699 treas->remove ();
2700
2701 treas->x = op->x;
2702 treas->y = op->y;
2703 treas = insert_ob_in_map (treas, op->map, op, INS_BELOW_ORIGINATOR);
2704
2705 if (treas && (treas->type == RUNE || treas->type == TRAP) && treas->level && op->flag [FLAG_ALIVE])
2706 spring_trap (treas, op);
2707
2708 /* If either player or container was destroyed, no need to do
2709 * further processing. I think this should be enclused with
2710 * spring trap above, as I don't think there is otherwise
2711 * any way for the treasure chest or player to get killed.
2712 */
2713 if (op->destroyed () || tmp->destroyed ())
2714 break;
2715 }
2716
2717 if (!tmp->destroyed () && !tmp->inv)
2718 tmp->decrease (true);
2719}
2720
2721/**
2722 * A dragon is eating some flesh. If the flesh contains resistances,
2723 * there is a chance for the dragon's skin to get improved.
2724 *
2725 * attributes:
2726 * object *op the object (dragon player) eating the flesh
2727 * object *meal the flesh item, getting chewed in dragon's mouth
2728 * return:
2729 * int 1 if eating successful, 0 if it doesn't work
2730 */
2731static int
2732dragon_eat_flesh (object *op, object *meal)
2733{
2734 object *skin = NULL; /* pointer to dragon skin force */
2735 object *abil = NULL; /* pointer to dragon ability force */
2736 object *tmp = NULL; /* tmp. object */
2737
2738 double chance; /* improvement-chance of one resistance type */
2739 double totalchance = 1; /* total chance of gaining one resistance */
2740 double bonus = 0; /* level bonus (improvement is easier at lowlevel) */
2741 double mbonus = 0; /* monster bonus */
2742 int atnr_winner[NROFATTACKS]; /* winning candidates for resistance improvement */
2743 int winners = 0; /* number of winners */
2744 int i; /* index */
2745
2746 /* let's make sure and doublecheck the parameters */
2747 if (meal->type != FLESH || !op->is_dragon ())
2748 return 0;
2749
2750 /* now grab the 'dragon_skin'- and 'dragon_ability'-forces
2751 from the player's inventory */
2752 for (tmp = op->inv; tmp; tmp = tmp->below)
2753 if (tmp->type == FORCE)
2754 if (tmp->arch->archname == shstr_dragon_skin_force)
2755 skin = tmp;
2756 else if (tmp->arch->archname == shstr_dragon_ability_force)
2757 abil = tmp;
2758
2759 /* if either skin or ability are missing, this is an old player
2760 which is not to be considered a dragon -> bail out */
2761 if (skin == NULL || abil == NULL)
2762 return 0;
2763
2764 /* now start by filling stomache and health, according to food-value */
2765 if ((MAX_FOOD - op->stats.food) < meal->stats.food)
2766 op->stats.hp += (MAX_FOOD - op->stats.food) / 50;
2767 else
2768 op->stats.hp += meal->stats.food / 50;
2769
2770 min_it (op->stats.hp, op->stats.maxhp);
2771 op->stats.food = min (MAX_FOOD, op->stats.food + meal->stats.food);
2772
2773 /*LOG(llevDebug, "-> player: %d, flesh: %d\n", op->level, meal->level); */
2774
2775 /* on to the interesting part: chances for adding resistance */
3844 for (i = 0; i < NROFATTACKS; i++) 2776 for (i = 0; i < NROFATTACKS; i++)
3845 { 2777 {
3846 if (food->resist[i] > 0) 2778 if (meal->resist[i] > 0 && atnr_is_dragon_enabled (i))
3847 {
3848 force->resist[i] = food->resist[i] / 2;
3849 did_one = 1;
3850 } 2779 {
3851 } 2780 /* got positive resistance, now calculate improvement chance (0-100) */
3852 if (did_one) 2781
2782 /* this bonus makes resistance increase easier at lower levels */
2783 bonus = (settings.max_level - op->level) * 30. / ((double) settings.max_level);
2784 if (i == abil->stats.exp)
2785 bonus += 5; /* additional bonus for resistance of ability-focus */
2786
2787 /* monster bonus increases with level, because high-level
2788 flesh is too rare */
2789 mbonus = op->level * 20. / ((double) settings.max_level);
2790
2791 chance = (((double)min (op->level + bonus, meal->level + bonus + mbonus)) * 100. /
2792 ((double)settings.max_level)) - skin->resist[i];
2793
2794 if (chance >= 0.)
2795 chance += 1.;
2796 else
2797 chance = (chance < -12) ? 0. : 1. / pow (2., -chance);
2798
2799 /* chance is proportional to amount of resistance (max. 50) */
2800 chance *= ((double)(min (meal->resist[i], 50))) / 50.;
2801
2802 /* doubled chance for resistance of ability-focus */
2803 if (i == abil->stats.exp)
2804 chance = min (100., chance * 2.);
2805
2806 /* now make the throw and save all winners (Don't insert luck bonus here!) */
2807 if (rndm (10000) < (unsigned int)(chance * 100))
2808 {
2809 atnr_winner[winners] = i;
2810 winners++;
2811 }
2812
2813 if (chance >= 0.01)
2814 totalchance *= 1 - chance / 100;
2815
2816 /*LOG(llevDebug, " %s: bonus %.1f, chance %.1f\n", attacks[i], bonus, chance); */
2817 }
3853 { 2818 }
3854 force->speed = 0.1; 2819
3855 update_ob_speed (force); 2820 /* inverse totalchance as until now we have the failure-chance */
3856 /* bigger morsel of food = longer effect time */ 2821 totalchance = 100 - totalchance * 100;
3857 force->stats.food = food->stats.food / 5; 2822
3858 SET_FLAG (force, FLAG_IS_USED_UP); 2823 /* print message according to totalchance */
3859 SET_FLAG (force, FLAG_APPLIED); 2824 const char *buf;
3860 change_abil (who, force); 2825 if (totalchance > 50.)
3861 insert_ob_in_ob (force, who); 2826 buf = format ("Hmm! The %s tasted delicious!", &meal->name);
3862 } 2827 else if (totalchance > 10.)
2828 buf = format ("The %s tasted very good.", &meal->name);
2829 else if (totalchance > 1.)
2830 buf = format ("The %s tasted good.", &meal->name);
2831 else if (totalchance > 0.1)
2832 buf = format ("The %s tasted bland.", &meal->name);
2833 else if (totalchance >= 0.01)
2834 buf = format ("The %s had a boring taste.", &meal->name);
2835 else if (meal->last_eat > 0 && atnr_is_dragon_enabled (meal->last_eat))
2836 buf = format ("The %s tasted strange.", &meal->name);
3863 else 2837 else
3864 force->destroy (); 2838 buf = format ("The %s had no taste.", &meal->name);
3865 2839
3866 /* check for hp, sp change */ 2840 op->statusmsg (buf);
3867 if (food->stats.hp != 0) 2841
2842 /* now choose a winner if we have any */
2843 i = -1;
2844 if (winners > 0)
2845 i = atnr_winner [rndm (winners)];
2846
2847 if (i >= 0 && i < NROFATTACKS && skin->resist[i] < 95)
2848 {
2849 /* resistance increased! */
2850 skin->resist[i]++;
2851 op->update_stats ();
2852
2853 op->statusmsg (format ("Your skin is now more resistant to %s!", change_resist_msg[i]));
3868 { 2854 }
3869 if (QUERY_FLAG (food, FLAG_CURSED)) 2855
2856 /* if this flesh contains a new ability focus, we mark it
2857 into the ability_force and it will take effect on next level */
2858 if (meal->last_eat > 0 && atnr_is_dragon_enabled (meal->last_eat) && meal->last_eat != abil->last_eat)
2859 {
2860 abil->last_eat = meal->last_eat; /* write: last_eat <new attnr focus> */
2861
2862 if (meal->last_eat != abil->stats.exp)
2863 op->statusmsg (format (
2864 "Your metabolism prepares to focus on %s!\n"
2865 "The change will happen at level %d.",
2866 change_resist_msg[meal->last_eat],
2867 abil->level + 1
3870 { 2868 ));
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 2869 else
3876 { 2870 {
3877 if (food->stats.hp > 0) 2871 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."); 2872 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 { 2873 }
3888 new_draw_info (NDI_UNIQUE, 0, who, "You are drained of mana!"); 2874 }
3889 who->stats.sp -= food->stats.sp; 2875
3890 if (who->stats.sp < 0) 2876 return 1;
3891 who->stats.sp = 0; 2877}
2878
2879/**
2880 * op eats food.
2881 * If player, takes care of messages and dragon special food.
2882 */
2883static void
2884apply_food (object *op, object *tmp)
2885{
2886 int capacity_remaining;
2887
2888 if (op->type != PLAYER)
2889 op->stats.hp = op->stats.maxhp;
2890 else
2891 {
2892 /* check if this is a dragon (player), eating some flesh */
2893 if (tmp->type == FLESH && op->is_dragon () && dragon_eat_flesh (op, tmp))
3892 } 2894 ;
3893 else 2895 else
3894 { 2896 {
3895 new_draw_info (NDI_UNIQUE, 0, who, "You feel a rush of magical energy!"); 2897 /* usual case - no dragon meal: */
3896 who->stats.sp += food->stats.sp; 2898 if (op->stats.food + tmp->stats.food > MAX_FOOD)
3897 /* place limit on max sp from food? */ 2899 {
2900 if (tmp->type == FOOD || tmp->type == FLESH)
2901 op->failmsg ("You feel full, but what a waste of food!");
2902 else
2903 op->statusmsg ("Most of the drink goes down your face not your throat!");
2904 }
2905
2906 tmp->play_sound (
2907 tmp->sound
2908 ? tmp->sound
2909 : tmp->type == DRINK
2910 ? sound_find ("eat_drink")
2911 : sound_find ("eat_food")
2912 );
2913
2914 if (!tmp->flag [FLAG_CURSED])
2915 {
2916 const char *buf;
2917
2918 if (!op->is_dragon ())
2919 {
2920 /* eating message for normal players */
2921 if (tmp->type == DRINK)
2922 buf = format ("Ahhh...that %s tasted good.", &tmp->name);
2923 else
2924 buf = format ("The %s tasted %s", &tmp->name, tmp->type == FLESH ? "terrible!" : "good.");
2925 }
2926 else
2927 /* eating message for dragon players */
2928 buf = format ("The %s tasted terrible!", &tmp->name);
2929
2930 op->statusmsg (buf);
2931
2932 capacity_remaining = MAX_FOOD - op->stats.food;
2933 op->stats.food += tmp->stats.food;
2934 if (capacity_remaining < tmp->stats.food)
2935 op->stats.hp += capacity_remaining / 50;
2936 else
2937 op->stats.hp += tmp->stats.food / 50;
2938
2939 min_it (op->stats.hp, op->stats.maxhp);
2940 min_it (op->stats.food, MAX_FOOD);
2941 }
2942
2943 /* special food hack -b.t. */
2944 if (tmp->title || tmp->flag [FLAG_CURSED])
2945 eat_special_food (op, tmp);
2946 }
2947 }
2948
2949 handle_apply_yield (tmp);
2950 tmp->decrease ();
2951}
2952
2953/**
2954 * Handles applying an improve armor scroll.
2955 * Does some sanity checks, then calls improve_armour.
2956 */
2957static void
2958apply_armour_improver (object *op, object *tmp)
2959{
2960 if (!op->flag [FLAG_WIZCAST] && (get_map_flags (op->map, 0, op->x, op->y, 0, 0) & P_NO_MAGIC))
2961 {
2962 op->failmsg ("Something blocks the magic of the scroll. H<This area prevents magic effects.>");
2963 return;
2964 }
2965
2966 object *armor = op->mark ();
2967
2968 if (!armor)
2969 {
2970 op->failmsg ("You need to mark an armor object. Use the right mouse button popup or the mark command to do this.");
2971 return;
2972 }
2973
2974 if (armor->type != ARMOUR
2975 && armor->type != CLOAK
2976 && armor->type != BOOTS && armor->type != GLOVES && armor->type != BRACERS && armor->type != SHIELD && armor->type != HELMET)
2977 {
2978 op->failmsg ("Your marked item is not armour!\n");
2979 return;
2980 }
2981
2982 if (!op->apply (armor, AP_UNAPPLY))
2983 {
2984 op->failmsg ("You are unable to take off your armour to improve it!");
2985 return;
2986 }
2987
2988 op->statusmsg ("Applying armour enchantment.");
2989 improve_armour (op, tmp, armor);
2990}
2991
2992void
2993apply_poison (object *op, object *tmp)
2994{
2995 // need to do it now when it is still on the map
2996 handle_apply_yield (tmp);
2997
2998 object *poison = tmp->split (1);
2999
3000 if (op->type == PLAYER)
3001 {
3002 op->contr->play_sound (sound_find ("drink_poison"));
3003 op->failmsg ("Yech! That tasted poisonous!");
3004 op->contr->killer = poison;
3005 }
3006
3007 if (poison->stats.hp > 0)
3008 {
3009 LOG (llevDebug, "Trying to poison player/monster for %d hp\n", poison->stats.hp);
3010 hit_player (op, poison->stats.hp, tmp, AT_POISON, 1);
3011 }
3012
3013 op->stats.food -= op->stats.food / 4;
3014 poison->destroy ();
3015}
3016
3017/**
3018 * This function will try to apply a lighter and in case no lighter
3019 * is specified it will try to find a lighter in the players inventory,
3020 * and inform him about this requirement.
3021 *
3022 * who - the player
3023 * op - the item we want to light
3024 * lighter - the lighter or 0 if a lighter has yet to be found
3025 */
3026static object *
3027auto_apply_lighter (object *who, object *op, object *lighter)
3028{
3029 if (lighter == 0)
3030 {
3031 for (object *tmp = who->inv; tmp; tmp = tmp->below)
3898 } 3032 {
3033 if (tmp->type == LIGHTER)
3034 {
3035 lighter = tmp;
3036 break;
3037 }
3038 }
3039
3040 if (!lighter)
3041 {
3042 who->failmsgf (
3043 "You can't light up the %s with your bare hands! "
3044 "H<You need a lighter in your inventory, for example a flint and steel.>",
3045 &op->name
3046 );
3047 return 0;
3048 }
3049 }
3050
3051 // last_eat == 0 means the lighter is not being used up!
3052 if (lighter->last_eat && lighter->stats.food)
3899 } 3053 {
3900 fix_player (who); 3054 /* lighter gets used up */
3901} 3055 lighter = lighter->split ();
3056 lighter->stats.food--;
3057 who->insert (lighter);
3058 }
3059 else if (lighter->last_eat)
3060 {
3061 /* no charges left in lighter */
3062 who->failmsgf (
3063 "You attempt to light the %s with a used up %s.",
3064 &op->name, &lighter->name
3065 );
3066 return 0;
3067 }
3902 3068
3069 return lighter;
3070}
3903 3071
3904/** 3072/**
3905 * Designed primarily to light torches/lanterns/etc. 3073 * Designed primarily to light torches/lanterns/etc.
3906 * Also burns up burnable material too. First object in the inventory is 3074 * Also burns up burnable material too. First object in the inventory is
3907 * the selected object to "burn". -b.t. 3075 * the selected object to "burn". -b.t.
3908 */ 3076 */
3909 3077static void
3910void
3911apply_lighter (object *who, object *lighter) 3078apply_lighter (object *who, object *lighter)
3912{ 3079{
3913 object *item;
3914 int is_player_env = 0; 3080 int is_player_env = 0;
3915 char item_name[MAX_BUF];
3916 3081
3917 item = find_marked_object (who); 3082 if (object *item = who->mark ())
3918 if (item)
3919 { 3083 {
3920 if (lighter->last_eat && lighter->stats.food) 3084 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; 3085 return;
3943 } 3086
3944 /* Perhaps we should split what we are trying to light on fire? 3087 /* 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 3088 * I can't see many times when you would want to light multiple
3946 * objects at once. 3089 * objects at once.
3947 */ 3090 */
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 3091
3956 save_throw_object (item, AT_FIRE, who); 3092 save_throw_object (item, AT_FIRE, who);
3957 /* Change to check count and not freed, since the object pointer 3093
3958 * may have gotten recycled
3959 */
3960 if (item->destroyed ()) 3094 if (item->destroyed ()
3095 || ((item->type == LAMP || item->type == TORCH)
3096 && item->glow_radius > 0))
3097 who->statusmsg (format (
3098 "You light the %s with the %s.",
3099 &item->name, &lighter->name
3961 { 3100 ));
3962 new_draw_info_format (NDI_UNIQUE, 0, who, "You light the %s with the %s.", &item_name, &lighter->name);
3963 /* Need to update the player so that the players glow radius
3964 * gets changed.
3965 */
3966 if (is_player_env)
3967 fix_player (who);
3968 }
3969 else 3101 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); 3102 who->failmsgf (
3103 "You attempt to light the %s with the %s and fail.",
3104 &item->name, &lighter->name
3105 );
3106 }
3107 else
3108 who->failmsg ("You need to mark a lightable object.");
3109}
3110
3111/**
3112 * This function generates a cursed effect for cursed lamps and torches.
3113 */
3114static void
3115player_apply_lamp_cursed_effect (object *who, object *op)
3116{
3117 if (op->level)
3971 } 3118 {
3972 else /* nothing to light */ 3119 who->failmsgf (
3973 new_draw_info (NDI_UNIQUE, 0, who, "You need to mark a lightable object."); 3120 "The %s was cursed, it explodes in a big fireball!",
3121 &op->name
3122 );
3123 create_exploding_ball_at (who, op->level);
3124 }
3125 else
3126 {
3127 who->failmsgf (
3128 "The %s was cursed, it crumbles to dust, at least it didn't explode.!",
3129 &op->name
3130 );
3131 }
3974 3132
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 (); 3133 op->destroy ();
3134}
3135
3136/**
3137 * Apply for players and lamps
3138 *
3139 * who - the player
3140 * op - the lamp
3141 */
3142static void
3143player_apply_lamp (object *who, object *op)
3144{
3145 bool switch_on = op->glow_radius ? false : true;
3146
3147 if (switch_on)
3995 } 3148 {
3996 else if (failure <= -15 && failure > -35) 3149 object *lighter = 0;
3997 { /* drain mana */ 3150
3998 new_draw_info (NDI_UNIQUE, 0, op, "Your mana is drained!."); 3151 if (op->flag [FLAG_IS_LIGHTABLE]
3999 op->stats.sp -= random_roll (0, power - 1, op, PREFER_LOW); 3152 && !(lighter = auto_apply_lighter (who, op, 0)))
3153 return;
3154
4000 if (op->stats.sp < 0) 3155 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 } 3156 {
4010 else if (failure <= -60 && failure > -70) 3157 if (op->type == LAMP)
4011 { /* paralysis */ 3158 who->failmsgf (
4012 new_draw_info (NDI_UNIQUE, 0, op, "The magic recoils and paralyzes " "you!"); 3159 "The %s is out of fuel! "
4013 paralyze_player (op, op, power); 3160 "H<Lamps and similar items need fuel. They cannot be refilled.>",
4014 } 3161 &op->name
4015 else if (failure <= -70 && failure > -80) 3162 );
4016 { /* blind */ 3163 else
4017 new_draw_info (NDI_UNIQUE, 0, op, "The magic recoils on you!"); 3164 who->failmsgf (
4018 blind_player (op, op, power); 3165 "The %s is burnt out! "
4019 } 3166 "H<Torches and similar items burn out and become worthless.>",
4020 else if (failure <= -80) 3167 &op->name
4021 { /* blast the immediate area */ 3168 );
4022 object *tmp; 3169 return;
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 { 3170 }
4043 living *stats = &(pl->contr->orig_stats);
4044 living *ns = &(change->stats);
4045 object *walk;
4046 int flag_change_face = 1;
4047 3171
4048 /* the following code assigns stats up to the stat max 3172 if (op->flag [FLAG_CURSED])
4049 * for the race, and if the stat max is exceeded, 3173 {
4050 * tries to randomly reassign the excess stat 3174 player_apply_lamp_cursed_effect (who, op);
4051 */ 3175 return;
4052 int i, j; 3176 }
4053 3177
4054 for (i = 0; i < NUM_STATS; i++) 3178 if (lighter)
3179 who->statusmsg (format (
3180 "You light up the %s with the %s.", &op->name, &lighter->name));
3181 else
3182 who->statusmsg (format ("You light up the %s.", &op->name));
3183 }
3184 else
3185 {
3186 if (op->flag [FLAG_CURSED])
3187 {
3188 player_apply_lamp_cursed_effect (who, op);
3189 return;
3190 }
3191
3192 if (op->type == TORCH)
3193 {
3194 if (!op->flag [FLAG_IS_LIGHTABLE])
4055 { 3195 {
4056 sint8 stat = get_attr_value (stats, i); 3196 who->statusmsg (format (
4057 int race_bonus = get_attr_value (&(pl->arch->clone.stats), i); 3197 "You put out the %s. "
4058 3198 "H<The %s can't be used anymore, as it can't be lighted up again.>",
4059 stat += get_attr_value (ns, i); 3199 &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 } 3200 }
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 3201 else
4107 CLEAR_FLAG (pl, FLAG_ANIMATE); 3202 who->statusmsg (format (
3203 "You put out the %s."
3204 "H<Torches wear out if you put them out.>",
3205 &op->name));
4108 } 3206 }
3207 else
3208 who->statusmsg (format ("You turn off the %s.", &op->name));
3209 }
4109 3210
4110 /* check the special case of can't use weapons */ 3211 apply_lamp (op, switch_on);
4111 /*if(QUERY_FLAG(change,FLAG_USE_WEAPON)) CLEAR_FLAG(pl,FLAG_USE_WEAPON); */ 3212}
4112 if (!strcmp (change->name, "monk"))
4113 CLEAR_FLAG (pl, FLAG_USE_WEAPON);
4114 3213
4115 break; 3214void get_animation_from_arch (object *op, arch_ptr a)
3215{
3216 op->animation_id = a->animation_id;
3217 op->flag [FLAG_IS_TURNABLE] = a->flag [FLAG_IS_TURNABLE];
3218 op->flag [FLAG_ANIMATE] = a->flag [FLAG_ANIMATE];
3219 op->anim_speed = a->anim_speed;
3220 op->last_anim = 0;
3221 op->state = 0;
3222 op->face = a->face;
3223
3224 if (NUM_ANIMATIONS(op) > 1)
3225 {
3226 SET_ANIMATION(op, 0);
3227 animate_object (op, op->direction);
3228 }
3229 else
3230 update_object (op, UP_OBJ_FACE);
3231}
3232
3233/**
3234 * Apply for LAMPs and TORCHes.
3235 *
3236 * op - the lamp
3237 * switch_on - a flag which says whether the lamp should be switched on or off
3238 */
3239void apply_lamp (object *op, bool switch_on)
3240{
3241 op->set_glow_radius (switch_on ? op->range : 0);
3242 op->set_speed (switch_on ? op->arch->speed : 0);
3243
3244 // torches wear out if you put them out
3245 if (op->type == TORCH && !switch_on)
3246 {
3247 if (op->flag [FLAG_IS_LIGHTABLE])
4116 } 3248 {
3249 op->stats.food -= (double) op->arch->stats.food / 15;
3250 if (op->stats.food < 0)
3251 op->stats.food = 0;
3252 }
3253 else
3254 op->stats.food = 0;
4117 } 3255 }
3256
3257 // lamps and torched get worthless when used up
3258 if (op->stats.food <= 0)
3259 op->value = 0;
3260
3261 // FIXME: This is a hack to make the more sane torches and lamps
3262 // still animated ;-/
3263 if (op->other_arch)
3264 get_animation_from_arch (op, switch_on ? op->other_arch : op->arch);
3265
3266 if (object *pl = op->visible_to ())
3267 esrv_update_item (UPD_ANIM | UPD_FACE | UPD_NAME, pl, op);
4118} 3268}
4119 3269
4120/** 3270/**
4121 * This handles items of type 'transformer'. 3271 * This handles items of type 'transformer'.
4122 * Basically those items, used with a marked item, transform both items into something 3272 * 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. 3275 * Change information is contained in the 'slaying' field of the marked item.
4126 * The format is as follow: transformer:[number ]yield[;transformer:...]. 3276 * The format is as follow: transformer:[number ]yield[;transformer:...].
4127 * This way an item can be transformed in many things, and/or many objects. 3277 * 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. 3278 * The 'slaying' field for transformer is used as verb for the action.
4129 */ 3279 */
4130void 3280static void
4131apply_item_transformer (object *pl, object *transformer) 3281apply_item_transformer (object *pl, object *transformer)
4132{ 3282{
4133 object *marked;
4134 object *new_item; 3283 object *new_item;
4135 char *find; 3284 const char *find;
4136 char *separator; 3285 char *separator;
4137 int yield; 3286 int yield;
4138 char got[MAX_BUF]; 3287 char got[MAX_BUF];
4139 int len; 3288 int len;
4140 3289
4141 if (!pl || !transformer) 3290 if (!pl || !transformer)
4142 return; 3291 return;
4143 marked = find_marked_object (pl); 3292
3293 object *marked = pl->mark ();
3294
4144 if (!marked) 3295 if (!marked)
4145 { 3296 {
4146 new_draw_info_format (NDI_UNIQUE, 0, pl, "Use the %s with what item?", query_name (transformer)); 3297 pl->failmsgf ("Use the %s with what item?", query_name (transformer));
4147 return; 3298 return;
4148 } 3299 }
3300
4149 if (!marked->slaying) 3301 if (!marked->slaying)
4150 { 3302 {
4151 new_draw_info_format (NDI_UNIQUE, 0, pl, "You can't use the %s with your %s!", query_name (transformer), query_name (marked)); 3303 pl->failmsgf ("You can't use the %s with your %s!", query_name (transformer), query_name (marked));
4152 return; 3304 return;
4153 } 3305 }
3306
4154 /* check whether they are compatible or not */ 3307 /* check whether they are compatible or not */
4155 find = strstr (marked->slaying, transformer->arch->name); 3308 find = strstr (&marked->slaying, transformer->arch->archname);
4156 if (!find || (*(find + strlen (transformer->arch->name)) != ':')) 3309 if (!find || (*(find + strlen (transformer->arch->archname)) != ':'))
4157 { 3310 {
4158 new_draw_info_format (NDI_UNIQUE, 0, pl, "You can't use the %s with your %s!", query_name (transformer), query_name (marked)); 3311 pl->failmsgf ("You can't use the %s with your %s!", query_name (transformer), query_name (marked));
4159 return; 3312 return;
4160 } 3313 }
3314
4161 find += strlen (transformer->arch->name) + 1; 3315 find += strlen (transformer->arch->archname) + 1;
4162 /* Item can be used, now find how many and what it yields */ 3316 /* Item can be used, now find how many and what it yields */
4163 if (isdigit (*(find))) 3317 if (isdigit (*(find)))
4164 { 3318 {
4165 yield = atoi (find); 3319 yield = atoi (find);
4166 if (yield < 1) 3320 if (yield < 1)
… …
4172 else 3326 else
4173 yield = 1; 3327 yield = 1;
4174 3328
4175 while (isdigit (*find)) 3329 while (isdigit (*find))
4176 find++; 3330 find++;
3331
4177 while (*find == ' ') 3332 while (*find == ' ')
4178 find++; 3333 find++;
3334
4179 memset (got, 0, MAX_BUF); 3335 memset (got, 0, MAX_BUF);
3336
4180 if ((separator = strchr (find, ';')) != NULL) 3337 if ((separator = (char *) strchr (find, ';')))
4181 {
4182 len = separator - find; 3338 len = separator - find;
4183 }
4184 else 3339 else
4185 {
4186 len = strlen (find); 3340 len = strlen (find);
4187 } 3341
4188 if (len > MAX_BUF - 1) 3342 min_it (len, MAX_BUF - 1);
4189 len = MAX_BUF - 1; 3343
4190 strcpy (got, find); 3344 strcpy (got, find);
4191 got[len] = '\0'; 3345 got[len] = '\0';
4192 3346
4193 /* Now create new item, remove used ones when required. */ 3347 /* Now create new item, remove used ones when required. */
4194 new_item = get_archetype (got); 3348 new_item = get_archetype (got);
4195 if (!new_item) 3349 if (!new_item)
4196 { 3350 {
4197 new_draw_info_format (NDI_UNIQUE, 0, pl, "This %s is strange, better to not use it.", query_base_name (marked, 0)); 3351 pl->failmsgf ("This %s is strange, better to not use it.", query_base_name (marked, 0));
4198 return; 3352 return;
4199 } 3353 }
4200 3354
4201 new_item->nrof = yield; 3355 new_item->nrof = yield;
3356
4202 new_draw_info_format (NDI_UNIQUE, 0, pl, "You %s the %s.", &transformer->slaying, query_base_name (marked, 0)); 3357 pl->statusmsg (format ("You %s the %s.", &transformer->slaying, query_base_name (marked, 0)));
4203 insert_ob_in_ob (new_item, pl); 3358
4204 esrv_send_inventory (pl, pl); 3359 pl->insert (new_item);
4205 /* Eat up one item */ 3360 /* Eat up one item */
4206 decrease_ob_nr (marked, 1); 3361 marked->decrease ();
3362
4207 /* Eat one transformer if needed */ 3363 /* Eat one transformer if needed */
4208 if (transformer->stats.food) 3364 if (transformer->stats.food)
4209 if (--transformer->stats.food == 0) 3365 if (--transformer->stats.food == 0)
4210 decrease_ob_nr (transformer, 1); 3366 transformer->decrease ();
4211} 3367}
3368
3369/**
3370 * Main apply handler.
3371 *
3372 * Checks for unpaid items before applying.
3373 *
3374 * Return value is currently not used
3375 *
3376 * who is the object that is causing object to be applied, op is the object
3377 * being applied.
3378 *
3379 * aflag is special (always apply/unapply) flags. Nothing is done with
3380 * them in this function - they are passed to apply_special
3381 */
3382static bool
3383manual_apply (object *who, object *op, int aflag)
3384{
3385 op = op->head_ ();
3386
3387 if (op->flag [FLAG_UNPAID] && !op->flag [FLAG_APPLIED])
3388 {
3389 if (who->contr)
3390 {
3391 examine (who, op);
3392 //who->failmsg ("You should pay for it first! H<You cannot use items marked as unpaid.>");//TODO remove
3393 return 1;
3394 }
3395 else
3396 return 0; /* monsters just skip unpaid items */
3397 }
3398
3399 if (INVOKE_OBJECT (APPLY, op, ARG_OBJECT (who)))
3400 return RESULT_INT (0);
3401 else if (apply_types_inv_only [op->type])
3402 {
3403 // special item, using slot system, needs to be in inv
3404 if (op->env == who)
3405 return apply_special (who, op, aflag);
3406
3407 who->failmsgf ("You must get it first! H<You can only apply the %s if it is in your inventory.>\n", query_name (op));
3408 }
3409 else if (!who->contr && apply_types_player_only [op->type])
3410 return 0; // monsters shouldn't try to apply player-only stuff
3411 else if (apply_types [op->type])
3412 {
3413 // ordinary stuff, may be on the floor
3414 switch (op->type)
3415 {
3416 case T_HANDLE:
3417 who->play_sound (sound_find ("turn_handle"));
3418 who->statusmsg ("You turn the handle.");
3419 op->value = op->value ? 0 : 1;
3420 SET_ANIMATION (op, op->value);
3421 update_object (op, UP_OBJ_FACE);
3422 push_button (op, who);
3423 break;
3424
3425 case TRIGGER:
3426 if (check_trigger (op, who, who))
3427 {
3428 who->statusmsg ("You turn the handle.");
3429 who->play_sound (sound_find ("turn_handle"));
3430 }
3431 else
3432 who->failmsg ("The handle doesn't move.");
3433
3434 break;
3435
3436 case EXIT:
3437 if (!EXIT_PATH (op))
3438 who->failmsgf ("The %s is closed. H<And will stay closed, until somebody fires up the map editor and adds it.>", query_name (op));
3439 else
3440 {
3441 /* Don't display messages for random maps. */
3442 if (op->msg && EXIT_PATH (op) != shstr_random_map_exit)
3443 who->statusmsg (op->msg, NDI_NAVY);
3444
3445 who->enter_exit (op);
3446 }
3447
3448 break;
3449
3450 case INSCRIBABLE:
3451 who->statusmsg (op->msg);
3452 // maybe show a spell menu to chose from or something like that
3453 break;
3454
3455 case SIGN:
3456 apply_sign (who, op, 0);
3457 break;
3458
3459 case BOOK:
3460 apply_book (who, op);
3461 break;
3462
3463 case SKILLSCROLL:
3464 apply_skillscroll (who, op);
3465 break;
3466
3467 case SPELLBOOK:
3468 apply_spellbook (who, op);
3469 break;
3470
3471 case SCROLL:
3472 apply_scroll (who, op, 0);
3473 break;
3474
3475 case POTION:
3476 apply_potion (who, op);
3477 break;
3478
3479 /* Eneq(@csd.uu.se): Handle apply on containers. */
3480 //TODO: remove, as it is unsed?
3481 case CLOSE_CON:
3482 apply_container (who, op->env);
3483 break;
3484
3485 case CONTAINER:
3486 apply_container (who, op);
3487 break;
3488
3489 case TREASURE:
3490 apply_treasure (who, op);
3491 break;
3492
3493 case LAMP:
3494 case TORCH:
3495 player_apply_lamp (who, op);
3496 break;
3497
3498 case DRINK:
3499 case FOOD:
3500 case FLESH:
3501 apply_food (who, op);
3502 break;
3503
3504 case POISON:
3505 apply_poison (who, op);
3506 break;
3507
3508 case SAVEBED:
3509 break;
3510
3511 case ARMOUR_IMPROVER:
3512 apply_armour_improver (who, op);
3513 break;
3514
3515 case WEAPON_IMPROVER:
3516 check_improve_weapon (who, op);
3517 break;
3518
3519 case CLOCK:
3520 {
3521 timeofday_t tod;
3522
3523 get_tod (&tod);
3524 who->play_sound (sound_find ("sound_clock"));
3525 who->statusmsg (format (
3526 "It is %d minute%s past %d o'clock %s",
3527 tod.minute + 1, ((tod.minute + 1 < 2) ? "" : "s"),
3528 ((tod.hour % 14 == 0) ? 14 : ((tod.hour) % 14)), ((tod.hour >= 14) ? "pm" : "am")
3529 ));
3530 }
3531 break;
3532
3533 case MENU:
3534 shop_listing (op, who);
3535 break;
3536
3537 case POWER_CRYSTAL:
3538 apply_power_crystal (who, op); /* see egoitem.c */
3539 break;
3540
3541 case LIGHTER: /* for lighting torches/lanterns/etc */
3542 apply_lighter (who, op);
3543 break;
3544
3545 case ITEM_TRANSFORMER:
3546 apply_item_transformer (who, op);
3547 break;
3548 }
3549
3550 return 1;
3551 }
3552 else
3553 {
3554 who->statusmsg (format ("I don't know how to apply the %s.", query_name (op)));
3555 return 0;
3556 }
3557}
3558
3559/**
3560 * player_apply_below attempts to apply the object 'below' the player.
3561 * If the player has an open container, we use that for below, otherwise
3562 * we use the ground.
3563 */
3564void
3565player_apply_below (object *pl)
3566{
3567 object *top = pl->container_ () ? pl->container_ ()->inv : pl->below;
3568
3569 /* If using a container, set the starting item to be the top
3570 * item in the container. Otherwise, use the map.
3571 */
3572
3573 // first try to apply "applyables"
3574 for (object *tmp = top; tmp; tmp = tmp->below)
3575 if (!tmp->invisible && apply_types [tmp->type])
3576 {
3577 // If it is visible, player can apply it.
3578 pl->apply (tmp);
3579 return;
3580 }
3581
3582 while (top && top->invisible)
3583 top = top->below;
3584
3585 if (!top || top->flag [FLAG_IS_FLOOR])
3586 pl->failmsg ("You inspect this space, but find no way to apply anything. "
3587 "H<There is nothing here that you can apply.>");
3588 else
3589 // next, try to explain the topmost object
3590 switch (top->type)
3591 {
3592 // TODO: all this should move to examine
3593 case ALTAR:
3594 case IDENTIFY_ALTAR:
3595 case TRIGGER_ALTAR:
3596 case CONVERTER:
3597 //case TRIGGER_PEDESTAL:
3598 pl->failmsgf (
3599 "You see no obvious mechanism on the %s."
3600 "H<You have to drop one or more specific items here.>",
3601 query_short_name (top)
3602 );
3603 break;
3604
3605 case BUTTON:
3606 case TRIGGER_BUTTON:
3607 pl->failmsgf (
3608 "The %s looks as if you could activate it with somehting heavy. "
3609 "H<You must put enough items here to activate it.>",
3610 query_short_name (top)
3611 );
3612 break;
3613
3614 default:
3615 examine (pl, top);
3616 break;
3617 }
3618}
3619
3620// saner interface, returns successful status
3621bool
3622object::apply (object *ob, int aflags)
3623{
3624 if (!ob) // simplifies a lot of callers
3625 return true;
3626
3627 if (contr)
3628 {
3629 if (!ob->env && (move_type & MOVE_FLYING))
3630 {
3631 /* player is flying and applying object not in inventory */
3632 if (!flag [FLAG_WIZ] && !(ob->move_type & MOVE_FLYING))
3633 {
3634 failmsg ("But you are floating high above the ground! "
3635 "H<You have to stop levitating first, if you can, either by using your levitation skill, "
3636 "or waiting till the levitation effect wears off.>");
3637 return 0;
3638 }
3639 }
3640
3641 contr->last_used = ob;
3642 }
3643
3644 bool want_apply =
3645 aflags & AP_APPLY ? true
3646 : aflags & AP_UNAPPLY ? false
3647 : !ob->flag [FLAG_APPLIED]; // AP_TOGGLE
3648
3649 object_ptr *slot = 0;
3650
3651 // detect the slot, if this is a player
3652 if (contr && !(aflags & AP_NO_SLOT))
3653 {
3654 object *oslot;
3655
3656 switch (ob->type)
3657 {
3658 case WEAPON:
3659 slot = &contr->combat_ob;
3660 oslot = contr->ranged_ob;
3661 break;
3662
3663 case BOW:
3664 case RANGED:
3665 case SPELL:
3666 case WAND:
3667 case ROD:
3668 case HORN:
3669 case BUILDER:
3670 slot = &contr->ranged_ob;
3671 oslot = contr->combat_ob;
3672 break;
3673
3674 // oh, the humanity
3675 case SKILL:
3676 if (aflags & AP_NO_SLOT)
3677 break;
3678
3679 if (skill_flags [ob->subtype] & SF_NEED_ITEM)
3680 break;
3681
3682 if (skill_flags [ob->subtype] & SF_COMBAT)
3683 {
3684 slot = &contr->combat_ob;
3685 oslot = contr->ranged_ob;
3686 }
3687 else if (skill_flags [ob->subtype] & SF_RANGED)
3688 {
3689 slot = &contr->ranged_ob;
3690 oslot = contr->combat_ob;
3691 }
3692
3693 break;
3694 }
3695
3696 // now handle slot exclusions
3697 if (slot)
3698 {
3699 // only one slot can be active
3700 if (want_apply)
3701 {
3702 // clear slot unless we are in it already
3703 if (*slot != ob)
3704 apply (*slot, AP_UNAPPLY);
3705
3706 // unapply other slot, because we want to become active
3707 apply (oslot, AP_UNAPPLY);
3708 }
3709
3710 // clear item from slot if applied
3711 if (!want_apply && current_weapon == ob)
3712 current_weapon = 0;
3713 }
3714 }
3715
3716 if (ob->flag [FLAG_APPLIED] != want_apply)
3717 manual_apply (this, ob, aflags);
3718
3719 if (ob->flag [FLAG_APPLIED] != want_apply)
3720 return false;
3721
3722 if (slot && want_apply)
3723 current_weapon = *slot = ob;
3724
3725 return true;
3726}
3727
3728/**
3729 * Map was just loaded, handle op's initialisation.
3730 *
3731 * Generates shop floor's item, and treasures.
3732 */
3733int
3734auto_apply (object *op)
3735{
3736 object *tmp = NULL, *tmp2;
3737 int i;
3738
3739 op->clr_flag (FLAG_AUTO_APPLY);
3740
3741 switch (op->type)
3742 {
3743 case SHOP_FLOOR:
3744 if (!op->has_random_items ())
3745 return 0;
3746
3747 do
3748 {
3749 i = 10; /* let's give it 10 tries */
3750 while ((tmp = generate_treasure (op->randomitems,
3751 op->stats.exp
3752 ? (int) op->stats.exp
3753 : max (op->map->difficulty, 5)))
3754 == NULL && --i);
3755
3756 if (tmp == NULL)
3757 return 0;
3758
3759 if (tmp->flag [FLAG_CURSED] || tmp->flag [FLAG_DAMNED])
3760 {
3761 tmp->destroy ();
3762 tmp = NULL;
3763 }
3764 }
3765 while (!tmp);
3766
3767 tmp->x = op->x;
3768 tmp->y = op->y;
3769 tmp->set_flag (FLAG_UNPAID);
3770 insert_ob_in_map (tmp, op->map, NULL, 0);
3771 identify (tmp);
3772 break;
3773
3774 case TREASURE:
3775 if (op->flag [FLAG_IS_A_TEMPLATE])
3776 return 0;
3777
3778 while (op->stats.hp-- > 0)
3779 create_treasure (op->randomitems, op, op->map ? GT_ENVIRONMENT : 0,
3780 op->stats.exp ? (int) op->stats.exp : op->map == NULL ? 14 : op->map->difficulty, 0);
3781
3782 /* If we generated an object and put it in this object inventory,
3783 * move it to the parent object as the current object is about
3784 * to disappear. An example of this item is the random_* stuff
3785 * that is put inside other objects.
3786 */
3787 if (op->env)
3788 while (op->inv)
3789 op->env->insert (op->inv);
3790
3791 op->destroy ();
3792 break;
3793 }
3794
3795 return !!tmp;
3796}
3797
3798/**
3799 * fix_auto_apply goes through the entire map every time a map
3800 * is loaded or swapped in and performs special actions for
3801 * certain objects (most initialization of chests and creation of
3802 * treasures and stuff). Calls auto_apply if appropriate.
3803 */
3804void
3805maptile::fix_auto_apply ()
3806{
3807 if (!spaces)
3808 return;
3809
3810 for (mapspace *ms = spaces + size (); ms-- > spaces; )
3811 for (object *tmp = ms->bot; tmp; )
3812 {
3813 object *above = tmp->above;
3814
3815 if (tmp->inv)
3816 {
3817 object *invtmp, *invnext;
3818
3819 for (invtmp = tmp->inv; invtmp; invtmp = invnext)
3820 {
3821 invnext = invtmp->below;
3822
3823 if (invtmp->flag [FLAG_AUTO_APPLY])
3824 auto_apply (invtmp);
3825 else if (invtmp->type == TREASURE && invtmp->has_random_items ())
3826 {
3827 while (invtmp->stats.hp-- > 0)
3828 create_treasure (invtmp->randomitems, invtmp, 0, difficulty, 0);
3829
3830 invtmp->randomitems = NULL;
3831 }
3832 else if (invtmp && invtmp->arch
3833 && invtmp->type != TREASURE && invtmp->type != SPELL && invtmp->type != CLASS && invtmp->has_random_items ())
3834 {
3835 create_treasure (invtmp->randomitems, invtmp, 0, difficulty, 0);
3836 /* Need to clear this so that we never try to create
3837 * treasure again for this object
3838 */
3839 invtmp->randomitems = NULL;
3840 }
3841 }
3842
3843 /* This is really temporary - the code at the bottom will
3844 * also set randomitems to null. The problem is there are bunches
3845 * of maps/players already out there with items that have spells
3846 * which haven't had the randomitems set to null yet.
3847 * MSW 2004-05-13
3848 *
3849 * And if it's a spellbook, it's better to set randomitems to NULL too,
3850 * else you get two spells in the book ^_-
3851 * Ryo 2004-08-16
3852 */
3853 if (tmp->type == WAND || tmp->type == ROD || tmp->type == SCROLL
3854 || tmp->type == HORN || tmp->type == FIREWALL || tmp->type == POTION || tmp->type == ALTAR || tmp->type == SPELLBOOK)
3855 tmp->randomitems = NULL;
3856 }
3857
3858 if (tmp->flag [FLAG_AUTO_APPLY])
3859 auto_apply (tmp);
3860 else if ((tmp->type == TREASURE || (tmp->type == CONTAINER)) && tmp->has_random_items ())
3861 {
3862 while ((tmp->stats.hp--) > 0)
3863 create_treasure (tmp->randomitems, tmp, 0, difficulty, 0);
3864 tmp->randomitems = NULL;
3865 }
3866 else if (tmp->type == TIMED_GATE)
3867 {
3868 object *head = tmp->head != NULL ? tmp->head : tmp;
3869
3870 if (head->flag [FLAG_IS_LINKED])
3871 tmp->set_speed (0);
3872 }
3873 /* This function can be called everytime a map is loaded, even when
3874 * swapping back in. As such, we don't want to create the treasure
3875 * over and ove again, so after we generate the treasure, blank out
3876 * randomitems so if it is swapped in again, it won't make anything.
3877 * This is a problem for the above objects, because they have counters
3878 * which say how many times to make the treasure.
3879 */
3880 else if (tmp && tmp->arch && tmp->type != PLAYER
3881 && tmp->type != TREASURE && tmp->type != SPELL
3882 && tmp->type != PLAYER_CHANGER && tmp->type != CLASS && tmp->has_random_items ())
3883 {
3884 create_treasure (tmp->randomitems, tmp, GT_APPLY, difficulty, 0);
3885 tmp->randomitems = NULL;
3886 }
3887
3888 // close all containers
3889 else if (tmp->type == CONTAINER)
3890 tmp->flag [FLAG_APPLIED] = 0;
3891
3892 tmp = above;
3893 }
3894
3895 for (mapspace *ms = spaces + size (); ms-- > spaces; )
3896 for (object *tmp = ms->bot; tmp; tmp = tmp->above)
3897 if (tmp->above && (tmp->type == TRIGGER_BUTTON || tmp->type == TRIGGER_PEDESTAL))
3898 check_trigger (tmp, tmp->above, tmp->above);
3899}
3900
3901/**
3902 * Handles player eating food that temporarily changes status (resistances, stats).
3903 * This used to call cast_change_attr(), but
3904 * that doesn't work with the new spell code. Since we know what
3905 * the food changes, just grab a force and use that instead.
3906 */
3907void
3908eat_special_food (object *who, object *food)
3909{
3910 object *force;
3911 int i, did_one = 0;
3912
3913 char buf[64];
3914 snprintf (buf, sizeof(buf), "sp_food_%s", &food->title);
3915 shstr key (buf);
3916
3917 /* bigger morsel of food = longer effect time */
3918 int duration = TIME2TICK (food->stats.food);
3919
3920 if (force = who->force_find (key))
3921 {
3922 if (duration > fabs (force->speed_left / force->speed))
3923 {
3924 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));
3925 force->force_set_timer (duration);
3926 }
3927 else
3928 new_draw_info (NDI_UNIQUE, 0, who, "It had no additional effect.");
3929
3930 return;
3931 }
3932 else
3933 {
3934 force = who->force_add (key, duration);
3935 force->name = key;
3936
3937 /* check if the food affects a stat */
3938 for (i = 0; i < NUM_STATS; i++)
3939 if (sint8 k = food->stats.stat (i))
3940 {
3941 force->stats.stat (i) = k;
3942 did_one = 1;
3943 }
3944
3945 /* check if we can protect the eater */
3946 for (i = 0; i < NROFATTACKS; i++)
3947 {
3948 if (food->resist[i] > 0)
3949 {
3950 force->resist[i] = food->resist[i];
3951 did_one = 1;
3952 }
3953 }
3954
3955 if (did_one)
3956 {
3957 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));
3958
3959 /* make the force take effect and report effects to user */
3960 change_abil (who, force);
3961 }
3962 else
3963 force->destroy ();
3964 }
3965
3966 /* check for hp, sp change */
3967 if (food->stats.hp != 0)
3968 {
3969 if (food->flag [FLAG_CURSED])
3970 {
3971 who->contr->killer = food;
3972 hit_player (who, food->stats.hp, food, AT_POISON, 1);
3973 who->failmsg ("Eck!...that was poisonous!");
3974 }
3975 else
3976 {
3977 if (food->stats.hp > 0)
3978 who->statusmsg ("You begin to feel better.");
3979 else
3980 who->failmsg ("Eck!...that was poisonous!");
3981
3982 who->stats.hp += food->stats.hp;
3983 }
3984 }
3985
3986 if (food->stats.sp != 0)
3987 {
3988 if (food->flag [FLAG_CURSED])
3989 {
3990 who->failmsg ("You are drained of mana!");
3991 who->stats.sp -= food->stats.sp;
3992 if (who->stats.sp < 0)
3993 who->stats.sp = 0;
3994 }
3995 else
3996 {
3997 who->statusmsg ("You feel a rush of magical energy!");
3998 who->stats.sp += food->stats.sp;
3999 /* place limit on max sp from food? */
4000 }
4001 }
4002
4003 who->update_stats ();
4004}
4005
4006void
4007apply_changes_to_player (object *pl, object *change)
4008{
4009 int excess_stat = 0; /* if the stat goes over the maximum
4010 for the race, put the excess stat some
4011 where else. */
4012
4013 switch (change->type)
4014 {
4015 case CLASS:
4016 {
4017 living *stats = &(pl->contr->orig_stats);
4018 living *ns = &(change->stats);
4019 object *walk;
4020 int flag_change_face = 1;
4021
4022 /* the following code assigns stats up to the stat max
4023 * for the race, and if the stat max is exceeded,
4024 * tries to randomly reassign the excess stat
4025 */
4026 int i, j;
4027
4028 for (i = 0; i < NUM_STATS; i++)
4029 {
4030 int race_bonus = pl->arch->stats.stat (i);
4031 sint8 stat = stats->stat (i) + ns->stat (i);
4032
4033 if (stat > 20 + race_bonus)
4034 {
4035 excess_stat++;
4036 stat = 20 + race_bonus;
4037 }
4038
4039 stats->stat (i) = stat;
4040 }
4041
4042 for (j = 0; excess_stat > 0 && j < 100; j++)
4043 { /* try 100 times to assign excess stats */
4044 int i = rndm (0, 6);
4045
4046 if (i == CHA)
4047 continue; /* exclude cha from this */
4048
4049 int stat = stats->stat (i);
4050 int race_bonus = pl->arch->stats.stat (i);
4051 if (stat < 20 + race_bonus)
4052 {
4053 change_attr_value (stats, i, 1);
4054 excess_stat--;
4055 }
4056 }
4057
4058 /* insert the randomitems from the change's treasurelist into
4059 * the player ref: player.c
4060 */
4061 if (change->randomitems)
4062 give_initial_items (pl, change->randomitems);
4063
4064 /* set up the face, for some races. */
4065
4066 /* first, look for the force object banning
4067 * changing the face. Certain races never change face with class.
4068 */
4069 for (walk = pl->inv; walk; walk = walk->below)
4070 if (walk->name == shstr_NOCLASSFACECHANGE)
4071 flag_change_face = 0;
4072
4073 if (flag_change_face)
4074 {
4075 pl->face = change->face;
4076 pl->animation_id = change->animation_id;
4077 pl->flag [FLAG_ANIMATE] = change->flag [FLAG_ANIMATE];
4078 }
4079
4080 /* check the special case of can't use weapons */
4081 /*if(change->flag [FLAG_USE_WEAPON]) pl->clr_flag (FLAG_USE_WEAPON); */
4082 if (change->name == shstr_monk)
4083 pl->clr_flag (FLAG_USE_WEAPON);
4084
4085 break;
4086 }
4087 }
4088}
4089

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