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Comparing deliantra/server/server/apply.C (file contents):
Revision 1.73 by root, Wed Mar 7 01:44:33 2007 UTC vs.
Revision 1.278 by root, Thu Nov 17 04:49:22 2016 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 (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team 4 * Copyright (©) 2005,2006,2007,2008,2009,2010,2011,2012,2013,2014,2015,2016 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 * Copyright (C) 2001 Mark Wedel & Crossfire Development Team 5 * Copyright (©) 2001 Mark Wedel & Crossfire Development Team
6 * Copyright (C) 1992 Frank Tore Johansen 6 * Copyright (©) 1992 Frank Tore Johansen
7 * 7 *
8 * 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
9 * 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
10 * the Free Software Foundation; either version 2 of the License, or 10 * Free Software Foundation, either version 3 of the License, or (at your
11 * (at your option) any later version. 11 * option) any later version.
12 * 12 *
13 * 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,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details. 16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 * 17 *
22 * The authors can be reached via e-mail to <crossfire@schmorp.de> 18 * You should have received a copy of the Affero GNU General Public License
19 * and the GNU General Public License along with this program. If not, see
20 * <http://www.gnu.org/licenses/>.
23 */ 21 *
22 * The authors can be reached via e-mail to <support@deliantra.net>
23 */
24
25#include <cmath>
24 26
25#include <global.h> 27#include <global.h>
26#include <living.h> 28#include <living.h>
27#include <spells.h> 29#include <spells.h>
28#include <skills.h> 30#include <skills.h>
29#include <tod.h> 31#include <tod.h>
30 32
31#include <sproto.h> 33#include <sproto.h>
32 34
33/* Want this regardless of rplay. */ 35// these must be in the inventory before they can be applied
34#include <sounds.h>
35 36
36/* need math lib for double-precision and pow() in dragon_eat_flesh() */ 37static const struct apply_types_inv_only : typeset
37#include <math.h>
38
39/**
40 * Check if op should abort moving victim because of it's race or slaying.
41 * Returns 1 if it should abort, returns 0 if it should continue.
42 */
43int
44should_director_abort (object *op, object *victim)
45{ 38{
46 int arch_flag, name_flag, race_flag; 39 apply_types_inv_only ()
47
48 /* Get flags to determine what of arch, name, and race should be checked.
49 * This is stored in subtype, and is a bitmask, the LSB is the arch flag,
50 * the next is the name flag, and the last is the race flag. Also note,
51 * if subtype is set to zero, that also goes to defaults of all affecting
52 * it. Examples:
53 * subtype 1: only arch
54 * subtype 3: arch or name
55 * subtype 5: arch or race
56 * subtype 7: all three
57 */
58 if (op->subtype)
59 { 40 {
60 arch_flag = (op->subtype & 1); 41 set (WEAPON);
61 name_flag = (op->subtype & 2); 42 set (ARMOUR);
62 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);
63 } 61 }
64 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 ()
65 { 69 {
66 arch_flag = 1; 70 set (TRANSPORT);
67 name_flag = 1; 71 set (EXIT);
68 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 */
69 } 85 }
86} apply_types_player_only;
70 87
71 /* If the director has race set, only affect objects with a arch, 88// applying these _can_ be attempted, others cannot
72 * name or race that matches. 89// be applied at all. used by e.g. apply below.
73 */
74 if ((op->race) &&
75 ((!(victim->arch && arch_flag && victim->arch->name) || op->race != victim->arch->name)) &&
76 ((!(victim->name && name_flag) || op->race != victim->name)) &&
77 ((!(victim->race && race_flag) || op->race != victim->race)))
78 return 1;
79 90
80 /* If the director has slaying set, only affect objects where none 91static const struct apply_types : typeset
81 * of arch, name, or race match.
82 */
83 if ((op->slaying) && (((victim->arch && arch_flag && victim->arch->name && op->slaying == victim->arch->name))) ||
84 ((victim->name && name_flag && op->slaying == victim->name)) ||
85 ((victim->race && race_flag && op->slaying == victim->race)))
86 return 1;
87
88 return 0;
89}
90
91/**
92 * This handles a player dropping money on an altar to identify stuff.
93 * It'll identify marked item, if none all items up to dropped money.
94 * Return value: 1 if money was destroyed, 0 if not.
95 */
96static int
97apply_id_altar (object *money, object *altar, object *pl)
98{ 92{
99 object *id, *marked; 93 apply_types ()
100 int success = 0; 94 : typeset ((typeset)apply_types_player_only | (typeset)apply_types_inv_only)
101
102 if (pl == NULL || pl->type != PLAYER)
103 return 0;
104
105 /* Check for MONEY type is a special hack - it prevents 'nothing needs
106 * identifying' from being printed out more than it needs to be.
107 */
108 if (!check_altar_sacrifice (altar, money) || money->type != MONEY)
109 return 0;
110
111 marked = find_marked_object (pl);
112 /* if the player has a marked item, identify that if it needs to be
113 * identified. IF it doesn't, then go through the player inventory.
114 */
115 if (marked && !QUERY_FLAG (marked, FLAG_IDENTIFIED) && need_identify (marked))
116 { 95 {
117 if (operate_altar (altar, &money)) 96 set (T_HANDLE);
118 { 97 set (TRIGGER);
119 identify (marked); 98 set (SCROLL);
120 new_draw_info_format (NDI_UNIQUE, 0, pl, "You have %s.", long_desc (marked, pl)); 99 set (POTION);
121 if (marked->msg) 100 set (CLOSE_CON);
122 { 101 set (CONTAINER);
123 new_draw_info (NDI_UNIQUE, 0, pl, "The item has a story:"); 102 set (LAMP);
124 new_draw_info (NDI_UNIQUE, 0, pl, marked->msg); 103 set (TORCH);
125 } 104 set (DRINK);
126 return money == NULL; 105 set (FOOD);
127 } 106 set (FLESH);
107 set (POISON);
108 set (POWER_CRYSTAL);
109 set (ITEM_TRANSFORMER);
128 } 110 }
129 111} apply_types;
130 for (id = pl->inv; id; id = id->below)
131 {
132 if (!QUERY_FLAG (id, FLAG_IDENTIFIED) && !id->invisible && need_identify (id))
133 {
134 if (operate_altar (altar, &money))
135 {
136 identify (id);
137 new_draw_info_format (NDI_UNIQUE, 0, pl, "You have %s.", long_desc (id, pl));
138 if (id->msg)
139 {
140 new_draw_info (NDI_UNIQUE, 0, pl, "The item has a story:");
141 new_draw_info (NDI_UNIQUE, 0, pl, id->msg);
142 }
143 success = 1;
144 /* If no more money, might as well quit now */
145 if (money == NULL || !check_altar_sacrifice (altar, money))
146 break;
147 }
148 else
149 {
150 LOG (llevError, "check_id_altar: Couldn't do sacrifice when we should have been able to\n");
151 break;
152 }
153 }
154 }
155 if (!success)
156 new_draw_info (NDI_UNIQUE, 0, pl, "You have nothing that needs identifying");
157 return money == NULL;
158}
159
160/**
161 * This checks whether the object has a "on_use_yield" field, and if so generated and drops
162 * matching item.
163 **/
164static void
165handle_apply_yield (object *tmp)
166{
167 const char *yield;
168
169 yield = get_ob_key_value (tmp, "on_use_yield");
170 if (yield != NULL)
171 {
172 object *drop = get_archetype (yield);
173
174 if (tmp->env)
175 {
176 drop = insert_ob_in_ob (drop, tmp->env);
177 if (tmp->env->type == PLAYER)
178 esrv_send_item (tmp->env, drop);
179 }
180 else
181 {
182 drop->x = tmp->x;
183 drop->y = tmp->y;
184 insert_ob_in_map (drop, tmp->map, tmp, INS_BELOW_ORIGINATOR);
185 }
186 }
187}
188
189/**
190 * Handles applying a potion.
191 */
192int
193apply_potion (object *op, object *tmp)
194{
195 int got_one = 0, i;
196 object *force = 0, *floor = 0;
197
198 floor = GET_MAP_OB (op->map, op->x, op->y);
199
200 if (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_SAFE)
201 {
202 if (op->type == PLAYER)
203 new_draw_info (NDI_UNIQUE, 0, op, "Gods prevent you from using this here, it's sacred ground!");
204 CLEAR_FLAG (tmp, FLAG_APPLIED);
205 return 0;
206 }
207
208 if (op->type == PLAYER)
209 if (!QUERY_FLAG (tmp, FLAG_IDENTIFIED))
210 identify (tmp);
211
212 handle_apply_yield (tmp);
213
214 /* Potion of restoration - only for players */
215 if (op->type == PLAYER && (tmp->attacktype & AT_DEPLETE))
216 {
217 object *depl;
218 archetype *at;
219
220 if (QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED))
221 {
222 op->drain_stat ();
223 op->update_stats ();
224 decrease_ob (tmp);
225 return 1;
226 }
227
228 if (!(at = archetype::find (ARCH_DEPLETION)))
229 {
230 LOG (llevError, "Could not find archetype depletion\n");
231 return 0;
232 }
233 depl = present_arch_in_ob (at, op);
234
235 if (depl)
236 {
237 for (i = 0; i < NUM_STATS; i++)
238 if (get_attr_value (&depl->stats, i))
239 new_draw_info (NDI_UNIQUE, 0, op, restore_msg[i]);
240
241 depl->destroy ();
242 op->update_stats ();
243 }
244 else
245 new_draw_info (NDI_UNIQUE, 0, op, "You potion had no effect.");
246
247 decrease_ob (tmp);
248 return 1;
249 }
250
251 /* improvement potion - only for players */
252 if (op->type == PLAYER && tmp->attacktype & AT_GODPOWER)
253 {
254 for (i = 1; i < MIN (11, op->level); i++)
255 {
256 if (QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED))
257 {
258 if (op->contr->levhp[i] != 1)
259 {
260 op->contr->levhp[i] = 1;
261 break;
262 }
263 if (op->contr->levsp[i] != 1)
264 {
265 op->contr->levsp[i] = 1;
266 break;
267 }
268 if (op->contr->levgrace[i] != 1)
269 {
270 op->contr->levgrace[i] = 1;
271 break;
272 }
273 }
274 else
275 {
276 if (op->contr->levhp[i] < 9)
277 {
278 op->contr->levhp[i] = 9;
279 break;
280 }
281 if (op->contr->levsp[i] < 6)
282 {
283 op->contr->levsp[i] = 6;
284 break;
285 }
286 if (op->contr->levgrace[i] < 3)
287 {
288 op->contr->levgrace[i] = 3;
289 break;
290 }
291 }
292 }
293
294 /* Just makes checking easier */
295 if (i < MIN (11, op->level))
296 got_one = 1;
297
298 if (!QUERY_FLAG (tmp, FLAG_CURSED) && !QUERY_FLAG (tmp, FLAG_DAMNED))
299 {
300 if (got_one)
301 {
302 op->update_stats ();
303 new_draw_info (NDI_UNIQUE, 0, op, "The Gods smile upon you and remake you");
304 new_draw_info (NDI_UNIQUE, 0, op, "a little more in their image.");
305 new_draw_info (NDI_UNIQUE, 0, op, "You feel a little more perfect.");
306 }
307 else
308 new_draw_info (NDI_UNIQUE, 0, op, "The potion had no effect - you are already perfect");
309 }
310 else
311 { /* cursed potion */
312 if (got_one)
313 {
314 op->update_stats ();
315 new_draw_info (NDI_UNIQUE, 0, op, "The Gods are angry and punish you.");
316 }
317 else
318 new_draw_info (NDI_UNIQUE, 0, op, "You are fortunate that you are so pathetic.");
319 }
320
321 decrease_ob (tmp);
322 return 1;
323 }
324
325
326 /* A potion that casts a spell. Healing, restore spellpoint (power potion)
327 * and heroism all fit into this category. Given the spell object code,
328 * there is no limit to the number of spells that potions can be cast,
329 * but direction is problematic to try and imbue fireball potions for example.
330 */
331 if (tmp->inv)
332 {
333 if (QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED))
334 {
335 object *fball;
336
337 new_draw_info (NDI_UNIQUE, 0, op, "Yech! Your lungs are on fire!");
338 /* Explodes a fireball centered at player */
339 fball = get_archetype (EXPLODING_FIREBALL);
340 fball->dam_modifier = random_roll (1, op->level, op, PREFER_LOW) / 5 + 1;
341 fball->stats.maxhp = random_roll (1, op->level, op, PREFER_LOW) / 10 + 2;
342 fball->x = op->x;
343 fball->y = op->y;
344 insert_ob_in_map (fball, op->map, NULL, 0);
345 }
346 else
347 cast_spell (op, tmp, op->facing, tmp->inv, NULL);
348
349 decrease_ob (tmp);
350 /* if youre dead, no point in doing this... */
351 if (!QUERY_FLAG (op, FLAG_REMOVED))
352 op->update_stats ();
353 return 1;
354 }
355
356 /* Deal with protection potions */
357 force = NULL;
358 for (i = 0; i < NROFATTACKS; i++)
359 {
360 if (tmp->resist[i])
361 {
362 if (!force)
363 force = get_archetype (FORCE_NAME);
364 memcpy (force->resist, tmp->resist, sizeof (tmp->resist));
365 force->type = POTION_EFFECT;
366 break; /* Only need to find one protection since we copy entire batch */
367 }
368 }
369 /* This is a protection potion */
370 if (force)
371 {
372 /* cursed items last longer */
373 if (QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED))
374 {
375 force->stats.food *= 10;
376 for (i = 0; i < NROFATTACKS; i++)
377 if (force->resist[i] > 0)
378 force->resist[i] = -force->resist[i]; /* prot => vuln */
379 }
380 force->speed_left = -1;
381 force = insert_ob_in_ob (force, op);
382 CLEAR_FLAG (tmp, FLAG_APPLIED);
383 SET_FLAG (force, FLAG_APPLIED);
384 change_abil (op, force);
385 decrease_ob (tmp);
386 return 1;
387 }
388
389 /* Only thing left are the stat potions */
390 if (op->type == PLAYER)
391 { /* only for players */
392 if ((QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED)) && tmp->value != 0)
393 CLEAR_FLAG (tmp, FLAG_APPLIED);
394 else
395 SET_FLAG (tmp, FLAG_APPLIED);
396 if (!change_abil (op, tmp))
397 new_draw_info (NDI_UNIQUE, 0, op, "Nothing happened.");
398 }
399
400 /* CLEAR_FLAG is so that if the character has other potions
401 * that were grouped with the one consumed, his
402 * stat will not be raised by them. fix_player just clears
403 * up all the stats.
404 */
405 CLEAR_FLAG (tmp, FLAG_APPLIED);
406 op->update_stats ();
407 decrease_ob (tmp);
408 return 1;
409}
410 112
411/**************************************************************************** 113/****************************************************************************
412 * Weapon improvement code follows 114 * Weapon improvement code follows
413 ****************************************************************************/ 115 ****************************************************************************/
414 116
415/** 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/**
416 * This returns the sum of nrof of item (arch name). 133 * This returns the sum of nrof of item (arch name).
417 */ 134 */
418static int 135static int
419check_item (object *op, const char *item) 136check_item (object *op, shstr_cmp item)
420{ 137{
421 int count = 0; 138 int count = 0;
422 139
423 140 if (!item)
424 if (item == NULL)
425 return 0; 141 return 0;
426 142
427 op = op->below; 143 for (op = op->below; op; op = op->below)
428 while (op != NULL) 144 if (op->arch->archname == item)
429 { 145 if (!op->flag [FLAG_CURSED] && !op->flag [FLAG_DAMNED]
430 if (strcmp (op->arch->name, item) == 0)
431 {
432 if (!QUERY_FLAG (op, FLAG_CURSED) && !QUERY_FLAG (op, FLAG_DAMNED)
433 /* Loophole bug? -FD- */ && !QUERY_FLAG (op, FLAG_UNPAID)) 146 && /* Loophole bug? -FD- */ !op->flag [FLAG_UNPAID])
434 {
435 if (op->nrof == 0) /* this is necessary for artifact sacrifices --FD-- */
436 count++;
437 else
438 count += op->nrof; 147 count += op->number_of ();
439 }
440 }
441
442 op = op->below;
443 }
444 148
445 return count; 149 return count;
446} 150}
447 151
448/** 152/**
… …
450 * op is typically the player, which is only 154 * op is typically the player, which is only
451 * really used to determine what space to look at. 155 * really used to determine what space to look at.
452 * Modified to only eat 'nrof' of objects. 156 * Modified to only eat 'nrof' of objects.
453 */ 157 */
454static void 158static void
455eat_item (object *op, const char *item, uint32 nrof) 159eat_item (object *op, shstr_cmp item, uint32 nrof)
456{ 160{
457 object *prev; 161 object *prev;
458 162
459 prev = op; 163 prev = op;
460 op = op->below; 164 op = op->below;
461 165
462 while (op != NULL) 166 while (op)
463 { 167 {
464 if (strcmp (op->arch->name, item) == 0) 168 if (op->arch->archname == item)
465 { 169 {
466 if (op->nrof >= nrof) 170 if (op->nrof >= nrof)
467 { 171 {
468 decrease_ob_nr (op, nrof); 172 op->decrease (nrof);
469 return; 173 return;
470 } 174 }
471 else 175 else
472 { 176 {
473 decrease_ob_nr (op, op->nrof); 177 op->decrease (nrof);
474 nrof -= op->nrof; 178 nrof -= op->nrof;
475 } 179 }
180
476 op = prev; 181 op = prev;
477 } 182 }
183
478 prev = op; 184 prev = op;
479 op = op->below; 185 op = op->below;
480 } 186 }
481} 187}
482 188
483/** 189/**
484 * This checks to see of the player (who) is sufficient level to use a weapon
485 * with improvs improvements (typically last_eat). We take an int here
486 * instead of the object so that the improvement code can pass along the
487 * increased value to see if the object is usuable.
488 * we return 1 (true) if the player can use the weapon.
489 */
490static int
491check_weapon_power (const object *who, int improvs)
492{
493
494/* Old code is below (commented out). Basically, since weapons are the only
495 * object players really have any control to improve, it's a bit harsh to
496 * require high level in some combat skill, so we just use overall level.
497 */
498#if 1
499 if (((who->level / 5) + 5) >= improvs)
500 return 1;
501 else
502 return 0;
503
504#else
505 int level = 0;
506
507 /* The skill system hands out wc and dam bonuses to fighters
508 * more generously than the old system (see fix_player). Thus
509 * we need to curtail the power of player enchanted weapons.
510 * I changed this to 1 improvement per "fighter" level/5 -b.t.
511 * Note: Nothing should break by allowing this ratio to be different or
512 * using normal level - it is just a matter of play balance.
513 */
514 if (who->type == PLAYER)
515 {
516 object *wc_obj = NULL;
517
518 for (wc_obj = who->inv; wc_obj; wc_obj = wc_obj->below)
519 if (wc_obj->type == SKILL && IS_COMBAT_SKILL (wc_obj->subtype) && wc_obj->level > level)
520 level = wc_obj->level;
521
522 if (!level)
523 {
524 LOG (llevError, "Error: Player: %s lacks wc experience object\n", who->name);
525 level = who->level;
526 }
527 }
528 else
529 level = who->level;
530
531 return (improvs <= ((level / 5) + 5));
532#endif
533}
534
535/**
536 * 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.
537 * 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.
538 */ 192 */
539static int 193static int
540check_sacrifice (object *op, const object *improver) 194check_sacrifice (object *op, const object *improver)
541{ 195{
542 int count = 0; 196 int count = 0;
543 197
544 if (improver->slaying != NULL) 198 if (improver->slaying)
545 { 199 {
546 count = check_item (op, improver->slaying); 200 count = check_item (op, improver->slaying);
547 if (count < 1) 201 if (count < 1)
548 { 202 {
549 char buf[200];
550
551 sprintf (buf, "The gods want more %ss", &improver->slaying); 203 op->failmsgf ("The gods want more %ss", &improver->slaying);
552 new_draw_info (NDI_UNIQUE, 0, op, buf);
553 return 0; 204 return 0;
554 } 205 }
555 } 206 }
556 else 207 else
557 count = 1; 208 count = 1;
… …
560} 211}
561 212
562/** 213/**
563 * Actually improves the weapon, and tells user. 214 * Actually improves the weapon, and tells user.
564 */ 215 */
565int 216static int
566improve_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)
567{ 218{
568
569 new_draw_info (NDI_UNIQUE, 0, op, "Your sacrifice was accepted.");
570 *stat += sacrifice_count; 219 stat += sacrifice_count;
571 weapon->last_eat++; 220 weapon->last_eat++;
572 new_draw_info_format (NDI_UNIQUE, 0, op, "Weapon's bonus to %s improved by %d", statname, sacrifice_count); 221 improver->decrease ();
573 decrease_ob (improver);
574 222
575 /* So it updates the players stats and the window */ 223 /* So it updates the players stats and the window */
576 op->update_stats (); 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
577 return 1; 232 return 1;
578} 233}
579 234
580/* Types of improvements, hidden in the sp field. */ 235/* Types of improvements, hidden in the sp field. */
581#define IMPROVE_PREPARE 1 236#define IMPROVE_PREPARE 1
582#define IMPROVE_DAMAGE 2 237#define IMPROVE_DAMAGE 2
583#define IMPROVE_WEIGHT 3 238#define IMPROVE_WEIGHT 3
584#define IMPROVE_ENCHANT 4 239#define IMPROVE_ENCHANT 4
585#define IMPROVE_STR 5 240#define IMPROVE_STR 5
586#define IMPROVE_DEX 6 241#define IMPROVE_DEX 6
587#define IMPROVE_CON 7 242#define IMPROVE_CON 7
588#define IMPROVE_WIS 8 243#define IMPROVE_WIS 8
589#define IMPROVE_CHA 9 244#define IMPROVE_CHA 9
590#define IMPROVE_INT 10 245#define IMPROVE_INT 10
591#define IMPROVE_POW 11 246#define IMPROVE_POW 11
592
593 247
594/** 248/**
595 * This does the prepare weapon scroll. 249 * This does the prepare weapon scroll.
596 * Checks for sacrifice, and so on. 250 * Checks for sacrifice, and so on.
597 */ 251 */
598 252static int
599int
600prepare_weapon (object *op, object *improver, object *weapon) 253prepare_weapon (object *op, object *improver, object *weapon)
601{ 254{
602 int sacrifice_count, i; 255 int sacrifice_count, i;
603 char buf[MAX_BUF];
604 256
605 if (weapon->level != 0) 257 if (weapon->level != 0)
606 { 258 {
607 new_draw_info (NDI_UNIQUE, 0, op, "Weapon already prepared."); 259 op->failmsg ("Weapon is already prepared!");
608 return 0; 260 return 0;
609 } 261 }
262
610 for (i = 0; i < NROFATTACKS; i++) 263 for (i = 0; i < NROFATTACKS; i++)
611 if (weapon->resist[i]) 264 if (weapon->resist[i])
612 break; 265 break;
613 266
614 /* If we break out, i will be less than nrofattacks, preventing 267 /* If we break out, i will be less than nrofattacks, preventing
… …
617 if (i < NROFATTACKS || weapon->stats.hp || /* regeneration */ 270 if (i < NROFATTACKS || weapon->stats.hp || /* regeneration */
618 (weapon->stats.sp && weapon->type == WEAPON) || /* sp regeneration */ 271 (weapon->stats.sp && weapon->type == WEAPON) || /* sp regeneration */
619 weapon->stats.exp || /* speed */ 272 weapon->stats.exp || /* speed */
620 weapon->stats.ac) /* AC - only taifu's I think */ 273 weapon->stats.ac) /* AC - only taifu's I think */
621 { 274 {
622 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.>");
623 return 0; 278 return 0;
624 } 279 }
280
625 sacrifice_count = check_sacrifice (op, improver); 281 sacrifice_count = check_sacrifice (op, improver);
626 if (sacrifice_count <= 0) 282 if (sacrifice_count <= 0)
627 return 0; 283 return 0;
284
628 weapon->level = isqrt (sacrifice_count); 285 weapon->level = isqrt (sacrifice_count);
629 new_draw_info (NDI_UNIQUE, 0, op, "Your sacrifice was accepted.");
630 eat_item (op, improver->slaying, sacrifice_count); 286 eat_item (op, improver->slaying, sacrifice_count);
631 287
632 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 ));
633 293
634 sprintf (buf, "%s's %s", &op->name, &weapon->name); 294 weapon->name = weapon->name_pl = format ("%s's %s", &op->name, &weapon->name);
635 weapon->name = weapon->name_pl = buf;
636 weapon->nrof = 0; /* prevents preparing n weapons in the same 295 weapon->nrof = 0; /* prevents preparing n weapons in the same
637 slot at once! */ 296 slot at once! */
638 decrease_ob (improver); 297 improver->decrease ();
639 weapon->last_eat = 0; 298 weapon->last_eat = 0;
640 return 1; 299 return 1;
641} 300}
642
643 301
644/** 302/**
645 * 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.
646 * This is the new improve weapon code. 304 * This is the new improve weapon code.
647 * 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.
… …
650 * 308 *
651 * 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
652 * 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 ??
653 * level == max improve last_eat == current improve 311 * level == max improve last_eat == current improve
654 */ 312 */
655int 313static int
656improve_weapon (object *op, object *improver, object *weapon) 314improve_weapon (object *op, object *improver, object *weapon)
657{ 315{
658 int sacrifice_count, sacrifice_needed = 0; 316 int sacrifice_count, sacrifice_needed = 0;
659 317
660 if (improver->stats.sp == IMPROVE_PREPARE) 318 if (improver->stats.sp == IMPROVE_PREPARE)
661 {
662 return prepare_weapon (op, improver, weapon); 319 return prepare_weapon (op, improver, weapon);
663 } 320
664 if (weapon->level == 0) 321 if (weapon->level == 0)
665 { 322 {
666 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.>");
667 return 0; 326 return 0;
668 } 327 }
669 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
670 { 331 {
671 new_draw_info (NDI_UNIQUE, 0, op, "This weapon cannot be improved any more."); 332 op->failmsg ("This weapon cannot be improved any more.");
672 return 0; 333 return 0;
673 } 334 }
674 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))
675 { 338 {
676 new_draw_info (NDI_UNIQUE, 0, op, "Improving the weapon will make it too"); 339 op->failmsg ("Improving the weapon will make it too "
677 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 "
678 new_draw_info (NDI_UNIQUE, 0, op, "really want to improve it."); 341 "really want to improve it.");
679 return 0; 342 return 0;
680 } 343 }
344
681 /* 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
682 * 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,
683 * 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
684 * weapon can be improved. 348 * weapon can be improved.
685 */ 349 */
686 if (improver->stats.sp == IMPROVE_DAMAGE) 350 if (improver->stats.sp == IMPROVE_DAMAGE)
687 { 351 {
688 weapon->stats.dam += 5; 352 weapon->stats.dam += 5;
689 weapon->weight += 5000; /* 5 KG's */ 353 weapon->weight += 5000; /* 5 KG's */
690 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));
691 weapon->last_eat++; 355 weapon->last_eat++;
692 356
693 weapon->item_power++; 357 weapon->item_power++;
694 decrease_ob (improver); 358 improver->decrease ();
695 return 1; 359 return 1;
696 } 360 }
361
697 if (improver->stats.sp == IMPROVE_WEIGHT) 362 if (improver->stats.sp == IMPROVE_WEIGHT)
698 { 363 {
699 /* Reduce weight by 20% */ 364 /* Reduce weight by 20% */
700 weapon->weight = (weapon->weight * 8) / 10; 365 weapon->weight = (weapon->weight * 8) / 10;
701 if (weapon->weight < 1) 366 if (weapon->weight < 1)
702 weapon->weight = 1; 367 weapon->weight = 1;
368
703 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));
704 weapon->last_eat++; 370 weapon->last_eat++;
705 weapon->item_power++; 371 weapon->item_power++;
706 decrease_ob (improver); 372 improver->decrease ();
707 return 1; 373 return 1;
708 } 374 }
375
709 if (improver->stats.sp == IMPROVE_ENCHANT) 376 if (improver->stats.sp == IMPROVE_ENCHANT)
710 { 377 {
711 weapon->magic++; 378 weapon->magic++;
712 weapon->last_eat++; 379 weapon->last_eat++;
713 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));
714 decrease_ob (improver); 381 improver->decrease ();
715 weapon->item_power++; 382 weapon->item_power++;
716 return 1; 383 return 1;
717 } 384 }
718 385
719 sacrifice_needed = weapon->stats.Str + weapon->stats.Int + weapon->stats.Dex + 386 sacrifice_needed = weapon->stats.Str + weapon->stats.Int + weapon->stats.Dex +
… …
724 sacrifice_needed *= 2; 391 sacrifice_needed *= 2;
725 392
726 sacrifice_count = check_sacrifice (op, improver); 393 sacrifice_count = check_sacrifice (op, improver);
727 if (sacrifice_count < sacrifice_needed) 394 if (sacrifice_count < sacrifice_needed)
728 { 395 {
729 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);
730 return 0; 397 return 0;
731 } 398 }
399
732 eat_item (op, improver->slaying, sacrifice_needed); 400 eat_item (op, improver->slaying, sacrifice_needed);
733 weapon->item_power++; 401 weapon->item_power++;
734 402
735 switch (improver->stats.sp) 403 switch (improver->stats.sp)
736 { 404 {
737 case IMPROVE_STR:
738 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");
739 case IMPROVE_DEX:
740 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");
741 case IMPROVE_CON:
742 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");
743 case IMPROVE_WIS:
744 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");
745 case IMPROVE_CHA:
746 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");
747 case IMPROVE_INT:
748 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");
749 case IMPROVE_POW:
750 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");
751 default: 412 default:
752 new_draw_info (NDI_UNIQUE, 0, op, "Unknown improvement type."); 413 op->failmsg ("Unknown improvement type.");
753 } 414 }
415
754 LOG (llevError, "improve_weapon: Got to end of function\n"); 416 LOG (llevError, "improve_weapon: Got to end of function\n");
755 return 0; 417 return 0;
756} 418}
757 419
758/** 420/**
759 * Handles the applying of improve/prepare/enchant weapon scroll. 421 * Handles the applying of improve/prepare/enchant weapon scroll.
760 * 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, ...),
761 * then calls improve_weapon to do the dirty work. 423 * then calls improve_weapon to do the dirty work.
762 */ 424 */
763int 425static int
764check_improve_weapon (object *op, object *tmp) 426check_improve_weapon (object *op, object *tmp)
765{ 427{
766 object *otmp;
767
768 if (op->type != PLAYER) 428 if (op->type != PLAYER)
769 return 0; 429 return 0;
430
770 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))
771 { 432 {
772 new_draw_info (NDI_UNIQUE, 0, op, "Something blocks the magic of the scroll."); 433 op->failmsg ("Something blocks the magic of the scroll!");
773 return 0; 434 return 0;
774 } 435 }
775 otmp = find_marked_object (op); 436
437 object *otmp = op->mark ();
438
776 if (!otmp) 439 if (!otmp)
777 { 440 {
778 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.>");
779 return 0; 442 return 0;
780 } 443 }
444
781 if (otmp->type != WEAPON && otmp->type != BOW) 445 if (otmp->type != WEAPON && otmp->type != BOW)
782 { 446 {
783 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!");
784 return 0; 448 return 0;
785 } 449 }
786 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
787 improve_weapon (op, tmp, otmp); 459 improve_weapon (op, tmp, otmp);
788 esrv_send_item (op, otmp); 460 esrv_send_item (op, otmp);
789 return 1; 461 return 1;
790} 462}
791 463
… …
809 * the armour value of the piece of equipment exceed either 481 * the armour value of the piece of equipment exceed either
810 * the users level or 90) 482 * the users level or 90)
811 * Modified by MSW for partial resistance. Only support 483 * Modified by MSW for partial resistance. Only support
812 * changing of physical area right now. 484 * changing of physical area right now.
813 */ 485 */
814int 486static int
815improve_armour (object *op, object *improver, object *armour) 487improve_armour (object *op, object *improver, object *armour)
816{ 488{
817 object *tmp;
818
819 if (armour->magic >= settings.armor_max_enchant) 489 if (armour->magic >= settings.armor_max_enchant)
820 { 490 {
821 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!");
822 return 0; 492 return 0;
823 } 493 }
494
824 /* 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,
825 * 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.
826 * 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
827 * of gnarg and what not?) 498 * of gnarg and what not?)
828 */ 499 */
829 if (armour->title) 500 if (armour->title)
830 { 501 {
831 new_draw_info (NDI_UNIQUE, 0, op, "This armour will not accept further enchantment."); 502 op->failmsg ("This armour will not accept further enchantment.");
832 return 0; 503 return 0;
833 } 504 }
834 505
835 /* Split objects if needed. Can't insert tmp until the 506 /* Split objects if needed. Can't insert tmp until the
836 * end of this function - otherwise it will just re-merge. 507 * end of this function - otherwise it will just re-merge.
837 */ 508 */
838 if (armour->nrof > 1) 509 object *tmp = armour->nrof > 1 ? armour->split (armour->nrof - 1) : 0;
839 tmp = get_split_ob (armour, armour->nrof - 1);
840 else
841 tmp = NULL;
842 510
843 armour->magic++; 511 armour->magic++;
844 512
845 if (!settings.armor_speed_linear) 513 if (!settings.armor_speed_linear)
846 { 514 {
… …
851 { 519 {
852 base = base - (base * settings.armor_speed_improvement) / 100; 520 base = base - (base * settings.armor_speed_improvement) / 100;
853 pow++; 521 pow++;
854 } 522 }
855 523
856 ARMOUR_SPEED (armour) = (ARMOUR_SPEED (&armour->arch->clone) * base) / 100; 524 ARMOUR_SPEED (armour) = (ARMOUR_SPEED (armour->arch) * base) / 100;
857 } 525 }
858 else 526 else
859 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;
860 528
861 if (!settings.armor_weight_linear) 529 if (!settings.armor_weight_linear)
862 { 530 {
863 int base = 100; 531 int base = 100;
864 int pow = 0; 532 int pow = 0;
… …
867 { 535 {
868 base = base - (base * settings.armor_weight_reduction) / 100; 536 base = base - (base * settings.armor_weight_reduction) / 100;
869 pow++; 537 pow++;
870 } 538 }
871 539
872 armour->weight = (armour->arch->clone.weight * base) / 100; 540 armour->weight = (armour->arch->weight * base) / 100;
873 } 541 }
874 else 542 else
875 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;
876 544
877 if (armour->weight <= 0) 545 if (armour->weight <= 0)
878 { 546 {
879 LOG (llevInfo, "Warning: enchanted armours can have negative weight\n."); 547 LOG (llevInfo, "Warning: enchanted armours can have negative weight\n.");
880 armour->weight = 1; 548 armour->weight = 1;
881 } 549 }
882 550
883 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);
884 552
885 if (op->type == PLAYER) 553 if (op->type == PLAYER)
886 { 554 {
887 esrv_send_item (op, armour); 555 esrv_send_item (op, armour);
888 if (QUERY_FLAG (armour, FLAG_APPLIED)) 556
557 if (armour->flag [FLAG_APPLIED])
889 op->update_stats (); 558 op->update_stats ();
890 } 559 }
891 decrease_ob (improver); 560
561 improver->decrease ();
562
892 if (tmp) 563 if (tmp)
893 { 564 op->insert (tmp);
894 insert_ob_in_ob (tmp, op); 565
895 esrv_send_item (op, tmp);
896 }
897 return 1; 566 return 1;
898} 567}
899
900 568
901/* 569/*
902 * 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
903 * what the converter wants, -1 if the converter is broken. 571 * what the converter wants, -1 if the converter is broken.
904 */ 572 *
905#define CONV_FROM(xyz) xyz->slaying
906#define CONV_TO(xyz) xyz->other_arch
907#define CONV_NR(xyz) xyz->stats.sp
908#define CONV_NEED(xyz) xyz->stats.food
909
910/* Takes one items and makes another. 573 * Takes one type of items and makes another.
911 * converter is the object that is doing the conversion. 574 * converter is the object that is doing the conversion.
912 * 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
913 * what the converter wants, this will not do anything. 576 * what the converter wants, this will not do anything.
914 */ 577 */
915int 578int
916convert_item (object *item, object *converter) 579convert_item (object *item, object *converter)
917{ 580{
918 int nr = 0; 581 sint64 nr = 0, price_in;
919 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;
920 590
921 /* 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,
922 * 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
923 * 3 gp and player drops a platinum, tough luck) 593 * 3 gp and player drops a platinum, tough luck)
924 */ 594 */
925 if (!strcmp (CONV_FROM (converter), "money")) 595 if (conv_from == shstr_money)
926 { 596 {
927 int cost;
928
929 if (item->type != MONEY) 597 if (item->type != MONEY)
930 return 0; 598 return 0;
931 599
932 nr = (item->nrof * item->value) / CONV_NEED (converter); 600 nr = sint64 (item->nrof) * item->value / need;
933 if (!nr) 601 if (!nr)
934 return 0; 602 return 0;
935 cost = nr * CONV_NEED (converter) / item->value; 603
936 /* take into account rounding errors */ 604 converter->play_sound (sound_find ("shop_buy"));
937 if (nr * CONV_NEED (converter) % item->value) 605
938 cost++; 606 sint64 cost = (nr * need + item->value - 1) / item->value;
939 decrease_ob_nr (item, cost); 607
608 item->decrease (cost);
940 609
941 price_in = cost * item->value; 610 price_in = cost * item->value;
942 } 611 }
943 else 612 else
944 { 613 {
945 if (item->type == PLAYER || CONV_FROM (converter) != item->arch->name || 614 if (item->type == PLAYER
946 (CONV_NEED (converter) && CONV_NEED (converter) > (uint16) item->nrof)) 615 || conv_from != item->arch->archname
616 || (need && need > (uint16) item->nrof))
947 return 0; 617 return 0;
948 618
949 if (CONV_NEED (converter)) 619 converter->play_sound (sound_find ("convert_item"));
620
621 if (need)
950 { 622 {
951 nr = item->nrof / CONV_NEED (converter); 623 nr = sint64 (item->nrof) / need;
952 decrease_ob_nr (item, nr * CONV_NEED (converter)); 624 item->decrease (nr * need);
953 price_in = nr * CONV_NEED (converter) * item->value; 625 price_in = nr * need * item->value;
954 } 626 }
955 else 627 else
956 { 628 {
957 price_in = item->value; 629 price_in = item->value;
958 item->destroy (); 630 item->destroy ();
959 } 631 }
960 } 632 }
961 633
962 if (converter->inv != NULL) 634 if (converter->inv)
963 { 635 {
964 object *ob; 636 object *ob;
965 int i; 637 int i;
966 object *ob_to_copy; 638 object *ob_to_copy;
967 639
968 /* select random object from inventory to copy */ 640 /* select random object from inventory to copy */
969 ob_to_copy = converter->inv; 641 ob_to_copy = converter->inv;
970 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++)
971 {
972 if (rndm (0, i) == 0) 643 if (rndm (0, i) == 0)
973 {
974 ob_to_copy = ob; 644 ob_to_copy = ob;
975 } 645
976 } 646 item = ob_to_copy->deep_clone ();
977 item = object_create_clone (ob_to_copy); 647 item->clr_flag (FLAG_IS_A_TEMPLATE);
978 CLEAR_FLAG (item, FLAG_IS_A_TEMPLATE);
979 unflag_inv (item, FLAG_IS_A_TEMPLATE); 648 unflag_inv (item, FLAG_IS_A_TEMPLATE);
980 } 649 }
981 else 650 else
982 { 651 {
983 if (converter->other_arch == NULL) 652 if (!conv_to)
984 { 653 {
985 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",
986 &converter->name, &converter->map->path, converter->x, converter->y); 655 &converter->name, &converter->map->path, converter->x, converter->y);
987 return -1; 656 return -1;
988 } 657 }
989 658
990 item = object_create_arch (converter->other_arch); 659 item = object_create_arch (conv_to);
991 fix_generated_item (item, converter, 0, 0, GT_MINIMAL); 660 fix_generated_item (item, converter, 0, 0, GT_MINIMAL);
992 } 661 }
993 662
994 if (CONV_NR (converter)) 663 if (give)
995 item->nrof = CONV_NR (converter); 664 item->nrof = give;
665
996 if (nr) 666 if (nr)
997 item->nrof *= nr; 667 item->nrof *= nr;
998 if (is_in_shop (converter)) 668
999 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 }
1000 else if (price_in < item->nrof * item->value) 680 else if (price_in < sint64 (item->nrof) * item->value)
1001 { 681 {
1002 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",
1003 &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);
1004
1005 /** 684 /**
1006 * 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
1007 * propably had something in mind when doing this 686 * hopefully had something in mind when doing this.
1008 */ 687 */
1009 } 688 }
1010 insert_ob_in_map_at (item, converter->map, converter, 0, converter->x, converter->y); 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
695 item->insert_at (converter, 0, INS_NO_WALK_ON);
696
1011 return 1; 697 return 1;
1012} 698}
1013 699
1014/** 700/**
1015 * Handle apply on containers. 701 * Handle apply on containers.
1016 * By Eneq(@csd.uu.se). 702 * By Eneq(@csd.uu.se).
1017 * Moved to own function and added many features [Tero.Haatanen@lut.fi] 703 * Moved to own function and added many features [Tero.Haatanen@lut.fi]
1018 * added the alchemical cauldron to the code -b.t. 704 * added the alchemical cauldron to the code -b.t.
1019 */ 705 */
1020int 706static int
1021apply_container (object *op, object *sack) 707apply_container (object *op, object *sack)
1022{ 708{
1023 if (op->type != PLAYER || !op->contr->ns) 709 if (op->type != PLAYER || !op->contr->ns)
1024 return 0; /* This might change */ 710 return 0; /* This might change */
1025 711
… …
1031 717
1032 op->contr->last_used = 0; 718 op->contr->last_used = 0;
1033 719
1034 if (sack->env && sack->env != op) 720 if (sack->env && sack->env != op)
1035 { 721 {
1036 new_draw_info (NDI_UNIQUE, 0, op, "You must put it onto the floor or into your inventory first."); 722 op->failmsg ("You must put it onto the floor or into your inventory first.");
1037 return 1; 723 return 1;
1038 } 724 }
1039 725
1040 // already applied == open on ground, or open in inv, or active in inv 726 // already applied == open on ground, or open in inv, or active in inv
1041 if (sack->flag [FLAG_APPLIED]) 727 if (sack->flag [FLAG_APPLIED])
1042 { 728 {
1043 if (op->container == sack) 729 if (op->container_ () == sack)
1044 { 730 {
1045 // open on ground or inv, so close 731 // open on ground or inv, so close
1046 op->close_container (); 732 op->close_container ();
1047 return 1; 733 return 1;
1048 } 734 }
1049 else if (!sack->env) 735 else if (!sack->env)
1050 { 736 {
1051 // active, but not ours: some other player has opened it 737 // active on floor, but not ours: some other player has opened it
1052 new_draw_info_format (NDI_UNIQUE, 0, op, "%s is already occupied.", query_name (sack)); 738 // normally this only happens to dms standing on the same space.
739 // but it doesn't hurt to handle it.
740 op->failmsgf ("Somebody else is using the %s already.", query_name (sack));
1053 return 1; 741 return 1;
1054 } 742 }
743 }
1055 744
1056 // fall through to opening it (active in inv) 745 // it's locked?
746 if (sack->slaying)
1057 } 747 {
1058 else if (sack->env) 748 if (object *tmp = find_key (op, op, sack))
749 {
750 op->statusmsg (format ("You unlock %s with %s.", query_name (sack), query_name (tmp)));
751 }
752 else
753 {
754 sack->flag [FLAG_APPLIED] = false; // might be applied in inv, let the user close it
755 esrv_update_item (UPD_FLAGS, op, sack);
756 op->statusmsg (format ("You don't have the key to unlock %s.", query_name (sack)));
757 return 1;
758 }
759 }
760
761 if (sack->env && !sack->flag [FLAG_APPLIED])
1059 { 762 {
1060 // it is in our env, so activate it, do not open yet 763 // it is in our env, so activate it, do not open yet
1061 op->close_container (); 764 op->close_container ();
1062 sack->flag [FLAG_APPLIED] = 1; 765 sack->flag [FLAG_APPLIED] = true;
1063 esrv_update_item (UPD_FLAGS, op, sack); 766 esrv_update_item (UPD_FLAGS, op, sack);
1064 new_draw_info_format (NDI_UNIQUE, 0, op, "You ready %s.", query_name (sack)); 767 op->statusmsg (format ("You ready %s.", query_name (sack)));
1065 return 1;
1066 }
1067
1068 // it's locked?
1069 if (sack->slaying)
1070 { 768 }
1071 if (object *tmp = find_key (op, op, sack))
1072 new_draw_info_format (NDI_UNIQUE, 0, op, "You unlock %s with %s.", query_name (sack), query_name (tmp));
1073 else 769 else
1074 {
1075 new_draw_info_format (NDI_UNIQUE, 0, op, "You don't have the key to unlock %s.", query_name (sack));
1076 return 1;
1077 }
1078 }
1079
1080 op->open_container (sack); 770 op->open_container (sack);
1081 771
1082 return 1; 772 return 1;
1083} 773}
1084 774
1085/** 775/**
… …
1091{ 781{
1092 /* Only players can make sacrifices on spell casting altars. */ 782 /* Only players can make sacrifices on spell casting altars. */
1093 if (altar->inv && (!originator || originator->type != PLAYER)) 783 if (altar->inv && (!originator || originator->type != PLAYER))
1094 return 0; 784 return 0;
1095 785
1096 if (operate_altar (altar, &sacrifice)) 786 if (operate_altar (altar, &sacrifice, originator))
1097 { 787 {
1098 /* Simple check. Unfortunately, it means you can't cast magic bullet 788 /* Simple check. Unfortunately, it means you can't cast magic bullet
1099 * with an altar. We call it a Potion - altars are stationary - it 789 * with an altar. We call it a Potion - altars are stationary - it
1100 * is up to map designers to use them properly. 790 * is up to map designers to use them properly.
1101 */ 791 */
1102 if (altar->inv && altar->inv->type == SPELL) 792 if (altar->inv && altar->inv->type == SPELL)
1103 { 793 {
1104 new_draw_info_format (NDI_BLACK, 0, originator, "The altar casts %s.", &altar->inv->name); 794 originator->statusmsg (format ("The altar casts %s.", &altar->inv->name));
1105 cast_spell (originator, altar, 0, altar->inv, NULL); 795 cast_spell (originator, altar, 0, altar->inv, NULL);
1106 /* If it is connected, push the button. Fixes some problems with 796 /* If it is connected, push the button. Fixes some problems with
1107 * old maps. 797 * old maps.
1108 */ 798 */
1109 799
1110/* push_button (altar);*/ 800/* push_button (altar);*/
1111 } 801 }
1112 else 802 else
1113 { 803 {
1114 altar->value = 1; /* works only once */ 804 altar->value = 1; /* works only once */
1115 push_button (altar); 805 push_button (altar, originator);
1116 } 806 }
1117 807
1118 return !sacrifice; 808 return !sacrifice;
1119 } 809 }
1120 else 810 else
… …
1133{ 823{
1134 int rv = 0; 824 int rv = 0;
1135 double opinion; 825 double opinion;
1136 object *tmp, *next; 826 object *tmp, *next;
1137 827
1138 SET_FLAG (op, FLAG_NO_APPLY); /* prevent loops */ 828 op->set_flag (FLAG_NO_APPLY); /* prevent loops */
1139 829
1140 if (op->type != PLAYER) 830 bool has_unpaid = false;
831
832 // quite inefficient to do this here twice, but the api doesn't lend itself to
833 // a quick and small change :(
834 for (object::depth_iterator item = op->begin (); item != op->end (); ++item)
835 if (item->flag [FLAG_UNPAID])
836 {
837 has_unpaid = true;
838 break;
839 }
840
841 if (!op->is_player ())
1141 { 842 {
1142 /* Remove all the unpaid objects that may be carried here. 843 /* Remove all the unpaid objects that may be carried here.
1143 * This could be pets or monsters that are somehow in 844 * This could be pets or monsters that are somehow in
1144 * the shop. 845 * the shop.
1145 */ 846 */
1146 for (tmp = op->inv; tmp; tmp = next) 847 for (tmp = op->inv; tmp; tmp = next)
1147 { 848 {
1148 next = tmp->below; 849 next = tmp->below;
1149 850
1150 if (QUERY_FLAG (tmp, FLAG_UNPAID)) 851 if (tmp->flag [FLAG_UNPAID])
1151 { 852 {
1152 int i = find_free_spot (tmp, op->map, op->x, op->y, 1, 9); 853 int i = find_free_spot (tmp, op->map, op->x, op->y, 1, 9);
1153 854
855 if (i >= 0)
1154 tmp->remove (); 856 tmp->move (i);
1155
1156 if (i == -1)
1157 i = 0;
1158
1159 tmp->map = op->map;
1160 tmp->x = op->x + freearr_x[i];
1161 tmp->y = op->y + freearr_y[i];
1162 insert_ob_in_map (tmp, op->map, op, 0);
1163 } 857 }
1164 } 858 }
1165 859
1166 /* Don't teleport things like spell effects */ 860 /* Don't teleport things like spell effects */
1167 if (QUERY_FLAG (op, FLAG_NO_PICK)) 861 if (op->flag [FLAG_NO_PICK])
1168 return 0; 862 return 0;
1169 863
1170 /* unpaid objects, or non living objects, can't transfer by 864 /* unpaid objects, or non living objects, can't transfer by
1171 * shop mats. Instead, put it on a nearby space. 865 * shop mats. Instead, put it on a nearby space.
1172 */ 866 */
1173 if (QUERY_FLAG (op, FLAG_UNPAID) || !QUERY_FLAG (op, FLAG_ALIVE)) 867 if (op->flag [FLAG_UNPAID] || !op->flag [FLAG_ALIVE])
1174 { 868 {
1175
1176 /* Somebody dropped an unpaid item, just move to an adjacent place. */ 869 /* Somebody dropped an unpaid item, just move to an adjacent place. */
1177 int i = find_free_spot (op, op->map, op->x, op->y, 1, 9); 870 int i = find_free_spot (op, op->map, op->x, op->y, 1, 9);
1178 871
1179 if (i != -1) 872 if (i != -1)
1180 rv = transfer_ob (op, op->x + freearr_x[i], op->y + freearr_y[i], 0, shop_mat); 873 rv = transfer_ob (op, op->x + freearr_x[i], op->y + freearr_y[i], 0, shop_mat);
1181 874
1182 return 0; 875 return 0;
1183 } 876 }
877
1184 /* Removed code that checked for multipart objects - it appears that 878 /* Removed code that checked for multipart objects - it appears that
1185 * the teleport function should be able to handle this just fine. 879 * the teleport function should be able to handle this just fine.
1186 */ 880 */
1187 rv = teleport (shop_mat, SHOP_MAT, op); 881 rv = teleport (shop_mat, SHOP_MAT, op);
1188 } 882 }
1189 else if (can_pay (op) && get_payment (op)) 883 else if (can_pay (op) && get_payment (op))
1190 { 884 {
1191 /* this is only used for players */ 885 /* this is only used for players */
1192 rv = teleport (shop_mat, SHOP_MAT, op); 886 rv = teleport (shop_mat, SHOP_MAT, op);
1193 887
888 if (has_unpaid)
889 op->contr->play_sound (sound_find ("shop_buy"));
890 else if (op->is_in_shop ())
891 op->contr->play_sound (sound_find ("shop_enter"));
892 else
893 op->contr->play_sound (sound_find ("shop_leave"));
894
1194 if (shop_mat->msg) 895 if (shop_mat->msg)
1195 new_draw_info (NDI_UNIQUE, 0, op, shop_mat->msg); 896 op->statusmsg (shop_mat->msg);
1196 /* This check below is a bit simplistic - generally it should be correct, 897 /* This check below is a bit simplistic - generally it should be correct,
1197 * but there is never a guarantee that the bottom space on the map is 898 * but there is never a guarantee that the bottom space on the map is
1198 * actually the shop floor. 899 * actually the shop floor.
1199 */ 900 */
1200 else if (!rv && !is_in_shop (op)) 901 else if (!rv && !op->is_in_shop ())
1201 { 902 {
1202 opinion = shopkeeper_approval (op->map, op); 903 opinion = shopkeeper_approval (op->map, op);
1203 904
1204 if (opinion > 0.9) 905 op->statusmsg (
1205 new_draw_info (NDI_UNIQUE, 0, op, "The shopkeeper gives you a friendly wave."); 906 opinion >= 0.90 ? "The shopkeeper gives you a friendly wave."
1206 else if (opinion > 0.75) 907 : opinion >= 0.75 ? "The shopkeeper waves to you."
1207 new_draw_info (NDI_UNIQUE, 0, op, "The shopkeeper waves to you."); 908 : opinion >= 0.50 ? "The shopkeeper ignores you."
1208 else if (opinion > 0.5) 909 : "The shopkeeper glares at you with contempt."
1209 new_draw_info (NDI_UNIQUE, 0, op, "The shopkeeper ignores you.");
1210 else 910 );
1211 new_draw_info (NDI_UNIQUE, 0, op, "The shopkeeper glares at you with contempt.");
1212 } 911 }
1213 } 912 }
1214 else 913 else
1215 { 914 {
1216 /* if we get here, a player tried to leave a shop but was not able 915 /* if we get here, a player tried to leave a shop but was not able
1217 * to afford the items he has. We try to move the player so that 916 * to afford the items he has. We try to move the player so that
1218 * they are not on the mat anymore 917 * they are not on the mat anymore
1219 */ 918 */
1220 int i = find_free_spot (op, op->map, op->x, op->y, 1, 9); 919 int i = find_free_spot (op, op->map, op->x, op->y, 1, 9);
1221 920
1222 if (i == -1) 921 if (i == -1)
1223 {
1224 LOG (llevError, "Internal shop-mat problem.\n"); 922 LOG (llevError, "Internal shop-mat problem.\n");
1225 }
1226 else 923 else
1227 { 924 {
1228 op->remove (); 925 op->remove ();
1229 op->x += freearr_x[i]; 926 op->x += freearr_x[i];
1230 op->y += freearr_y[i]; 927 op->y += freearr_y[i];
1231 rv = insert_ob_in_map (op, op->map, shop_mat, 0) == NULL; 928 rv = insert_ob_in_map (op, op->map, shop_mat, 0) == NULL;
1232 } 929 }
1233 } 930 }
1234 931
1235 CLEAR_FLAG (op, FLAG_NO_APPLY); 932 op->clr_flag (FLAG_NO_APPLY);
1236 return rv; 933 return rv;
1237} 934}
1238 935
1239/** 936/**
1240 * Handles applying a sign. 937 * Handles applying a sign.
1241 */ 938 */
1242static void 939static void
1243apply_sign (object *op, object *sign, int autoapply) 940apply_sign (object *op, object *sign, int autoapply)
1244{ 941{
1245 readable_message_type *msgType; 942 if (!op->is_player())
1246 char newbuf[HUGE_BUF]; 943 return;
1247 944
1248 if (sign->msg == NULL) 945 if (sign->has_dialogue ())
1249 { 946 {
1250 new_draw_info (NDI_UNIQUE, 0, op, "Nothing is written on it."); 947 op->statusmsg (format ("Maybe you should I<talk> to the %s instead?", &sign->name));
1251 return; 948 return;
1252 } 949 }
1253 950
951 if (!sign->msg)
952 {
953 op->contr->infobox (MSG_CHANNEL ("examine"),
954 format ("T<%s>\n\n Nothing %sis written on it.",
955 &sign->name,
956 sign->name == sign->arch->name ? "" : "else "));
957 return;
958 }
959
1254 if (sign->stats.food) 960 if (sign->stats.food)
1255 { 961 {
1256 if (sign->last_eat >= sign->stats.food) 962 if (sign->last_eat >= sign->stats.food)
1257 { 963 {
1258 if (!sign->move_on) 964 if (!sign->move_on)
1259 new_draw_info (NDI_UNIQUE, 0, op, "You cannot read it anymore."); 965 op->failmsg ("You cannot read it anymore.");
966
1260 return; 967 return;
1261 } 968 }
1262 969
1263 if (!QUERY_FLAG (op, FLAG_WIZPASS)) 970 if (!op->flag [FLAG_WIZPASS])
1264 sign->last_eat++; 971 sign->last_eat++;
1265 } 972 }
1266 973
1267 /* Sign or magic mouth? Do we need to see it, or does it talk to us? 974 /* Sign or magic mouth? Do we need to see it, or does it talk to us?
1268 * No way to know for sure. The presumption is basically that if 975 * No way to know for sure. The presumption is basically that if
1269 * move_on is zero, it needs to be manually applied (doesn't talk 976 * move_on is zero, it needs to be manually applied (doesn't talk
1270 * to us). 977 * to us).
1271 */ 978 */
1272 if (QUERY_FLAG (op, FLAG_BLIND) && !QUERY_FLAG (op, FLAG_WIZ) && !sign->move_on) 979 if (op->flag [FLAG_BLIND] && !op->flag [FLAG_WIZ] && !sign->move_on)
1273 { 980 {
1274 new_draw_info (NDI_UNIQUE, 0, op, "You are unable to read while blind."); 981 op->failmsg ("You are unable to read while blind!");
1275 return; 982 return;
1276 } 983 }
1277 msgType = get_readable_message_type (sign);
1278 snprintf (newbuf, sizeof (newbuf), "%hhu %s", autoapply ? 1 : 0, &sign->msg);
1279 draw_ext_info (NDI_UNIQUE | NDI_NAVY, 0, op, msgType->message_type, msgType->message_subtype, newbuf, &sign->msg);
1280}
1281 984
1282/** 985 if (op->contr)
1283 * 'victim' moves onto 'trap' 986 if (client *ns = op->contr->ns)
1284 * 'victim' leaves 'trap' 987 {
1285 * effect is determined by move_on/move_off of trap and move_type of victime. 988 if (sign->sound)
1286 * 989 ns->play_sound (sign->sound);
1287 * originator: Player, monster or other object that caused 'victim' to move 990 else if (autoapply)
1288 * onto 'trap'. Will receive messages caused by this action. May be NULL. 991 ns->play_sound (sound_find ("msg_voice"));
1289 * However, some types of traps require an originator to function. 992
1290 */ 993 op->contr->infobox (MSG_CHANNEL ("examine"), format ("T<%s>\n\n%s", &sign->name, &sign->msg));
1291void 994 }
995}
996
997static void
1292move_apply (object *trap, object *victim, object *originator) 998move_apply_hole (object *trap, object *victim)
1293{ 999{
1294 static int recursion_depth = 0; 1000 /* Hole not open? */
1295 1001 if (trap->stats.wc > 0)
1296 /* Only exits affect DMs. */
1297 if (QUERY_FLAG (victim, FLAG_WIZPASS) && trap->type != EXIT && trap->type != SIGN)
1298 return; 1002 return;
1299 1003
1300 /* move_apply() is the most likely candidate for causing unwanted and 1004 /* Is this a multipart monster and not the head? If so, return.
1301 * possibly unlimited recursion. 1005 * Processing will happen if the head runs into the pit
1302 */ 1006 */
1303 /* The following was changed because it was causing perfeclty correct 1007 if (victim->head)
1304 * maps to fail. 1) it's not an error to recurse:
1305 * rune detonates, summoning monster. monster lands on nearby rune.
1306 * nearby rune detonates. This sort of recursion is expected and
1307 * proper. This code was causing needless crashes.
1308 */
1309 if (recursion_depth >= 500)
1310 {
1311 LOG (llevDebug, "WARNING: move_apply(): aborting recursion "
1312 "[trap arch %s, name %s; victim arch %s, name %s]\n", &trap->arch->name, &trap->name, &victim->arch->name, &victim->name);
1313 return; 1008 return;
1314 }
1315 recursion_depth++;
1316 if (trap->head)
1317 trap = trap->head;
1318 1009
1319 if (INVOKE_OBJECT (MOVE_TRIGGER, trap, ARG_OBJECT (victim), ARG_OBJECT (originator))) 1010 // now find all possible locations and randomly pick one
1320 goto leave; 1011 int dir = find_free_spot (victim, trap->map, EXIT_X (trap), EXIT_Y (trap), 0,
1012 trap->range >= 3 ? SIZEOFFREE3 + 1
1013 : trap->range >= 2 ? SIZEOFFREE2 + 1
1014 : trap->range >= 1 ? SIZEOFFREE1 + 1
1015 : SIZEOFFREE0 + 1);
1321 1016
1322 switch (trap->type) 1017 if (dir < 0)
1323 {
1324 case PLAYERMOVER:
1325 if (trap->attacktype && (trap->level || victim->type != PLAYER) && !should_director_abort (trap, victim))
1326 {
1327 if (!trap->stats.maxsp)
1328 trap->stats.maxsp = 2;
1329
1330 /* Is this correct? From the docs, it doesn't look like it
1331 * should be divided by trap->speed
1332 */
1333 victim->speed_left = -FABS (trap->stats.maxsp * victim->speed / trap->speed);
1334
1335 /* Just put in some sanity check. I think there is a bug in the
1336 * above with some objects have zero speed, and thus the player
1337 * getting permanently paralyzed.
1338 */
1339 if (victim->speed_left < -50.0)
1340 victim->speed_left = -50.0;
1341 /* LOG(llevDebug, "apply, playermove, player speed_left=%f\n", victim->speed_left); */
1342 }
1343 goto leave;
1344
1345 case SPINNER:
1346 if (victim->direction)
1347 {
1348 victim->direction = absdir (victim->direction - trap->stats.sp);
1349 update_turn_face (victim);
1350 }
1351 goto leave;
1352
1353 case DIRECTOR:
1354 if (victim->direction && !should_director_abort (trap, victim))
1355 {
1356 victim->direction = trap->stats.sp;
1357 update_turn_face (victim);
1358 }
1359 goto leave;
1360
1361 case BUTTON:
1362 case PEDESTAL:
1363 update_button (trap);
1364 goto leave;
1365
1366 case ALTAR:
1367 /* sacrifice victim on trap */
1368 apply_altar (trap, victim, originator);
1369 goto leave;
1370
1371 case THROWN_OBJ:
1372 if (trap->inv == NULL)
1373 goto leave;
1374 /* fallthrough */
1375
1376 case ARROW:
1377 /* bad bug: monster throw a object, make a step forwards, step on object ,
1378 * trigger this here and get hit by own missile - and will be own enemy.
1379 * Victim then is his own enemy and will start to kill herself (this is
1380 * removed) but we have not synced victim and his missile. To avoid senseless
1381 * action, we avoid hits here
1382 */
1383 if ((QUERY_FLAG (victim, FLAG_ALIVE) && trap->speed) && trap->owner != victim)
1384 hit_with_arrow (trap, victim);
1385 goto leave;
1386
1387 case SPELL_EFFECT:
1388 apply_spell_effect (trap, victim);
1389 goto leave;
1390
1391 case TRAPDOOR:
1392 {
1393 int max, sound_was_played;
1394 object *ab, *ab_next;
1395
1396 if (!trap->value)
1397 {
1398 int tot;
1399
1400 for (ab = trap->above, tot = 0; ab != NULL; ab = ab->above)
1401 if ((ab->move_type && trap->move_on) || ab->move_type == 0)
1402 tot += (ab->nrof ? ab->nrof : 1) * ab->weight + ab->carrying;
1403
1404 if (!(trap->value = (tot > trap->weight) ? 1 : 0))
1405 goto leave;
1406
1407 SET_ANIMATION (trap, trap->value);
1408 update_object (trap, UP_OBJ_FACE);
1409 }
1410
1411 for (ab = trap->above, max = 100, sound_was_played = 0; --max && ab; ab = ab_next)
1412 {
1413 /* need to set this up, since if we do transfer the object,
1414 * ab->above would be bogus
1415 */
1416 ab_next = ab->above;
1417
1418 if ((ab->move_type && trap->move_on) || ab->move_type == 0)
1419 {
1420 if (!sound_was_played)
1421 {
1422 play_sound_map (trap->map, trap->x, trap->y, SOUND_FALL_HOLE);
1423 sound_was_played = 1;
1424 }
1425 new_draw_info (NDI_UNIQUE, 0, ab, "You fall into a trapdoor!");
1426 transfer_ob (ab, (int) EXIT_X (trap), (int) EXIT_Y (trap), 0, ab);
1427 }
1428 }
1429 goto leave;
1430 }
1431
1432
1433 case CONVERTER:
1434 if (convert_item (victim, trap) < 0)
1435 {
1436 new_draw_info_format (NDI_UNIQUE, 0, originator, "The %s seems to be broken!", query_name (trap));
1437 get_archetype ("burnout")->insert_at (trap, trap);
1438 }
1439
1440 goto leave;
1441
1442 case TRIGGER_BUTTON:
1443 case TRIGGER_PEDESTAL:
1444 case TRIGGER_ALTAR:
1445 check_trigger (trap, victim);
1446 goto leave;
1447
1448 case DEEP_SWAMP:
1449 walk_on_deep_swamp (trap, victim);
1450 goto leave;
1451
1452 case CHECK_INV:
1453 check_inv (victim, trap);
1454 goto leave;
1455
1456 case HOLE:
1457 /* Hole not open? */
1458 if (trap->stats.wc > 0)
1459 goto leave;
1460
1461 /* Is this a multipart monster and not the head? If so, return.
1462 * Processing will happen if the head runs into the pit
1463 */
1464 if (victim->head)
1465 goto leave;
1466
1467 play_sound_map (victim->map, victim->x, victim->y, SOUND_FALL_HOLE);
1468 new_draw_info (NDI_UNIQUE, 0, victim, "You fall through the hole!\n");
1469 transfer_ob (victim, EXIT_X (trap), EXIT_Y (trap), 1, victim);
1470 goto leave;
1471
1472 case EXIT:
1473 if (victim->type == PLAYER && EXIT_PATH (trap))
1474 {
1475 /* Basically, don't show exits leading to random maps the
1476 * players output.
1477 */
1478 if (trap->msg && strncmp (EXIT_PATH (trap), "/!", 2))
1479 new_draw_info (NDI_NAVY, 0, victim, trap->msg);
1480
1481 victim->enter_exit (trap);
1482 }
1483 goto leave;
1484
1485 case ENCOUNTER:
1486 /* may be some leftovers on this */
1487 goto leave;
1488
1489 case SHOP_MAT:
1490 apply_shop_mat (trap, victim);
1491 goto leave;
1492
1493 /* Drop a certain amount of gold, and have one item identified */
1494 case IDENTIFY_ALTAR:
1495 apply_id_altar (victim, trap, originator);
1496 goto leave;
1497
1498 case SIGN:
1499 if (victim->type != PLAYER && trap->stats.food > 0)
1500 goto leave; /* monsters musn't apply magic_mouths with counters */
1501
1502 apply_sign (victim, trap, 1);
1503 goto leave;
1504
1505 case CONTAINER:
1506 apply_container (victim, trap);
1507 goto leave;
1508
1509 case RUNE:
1510 case TRAP:
1511 if (trap->level && QUERY_FLAG (victim, FLAG_ALIVE))
1512 {
1513 spring_trap (trap, victim);
1514 }
1515 goto leave;
1516
1517 default:
1518 LOG (llevDebug, "name %s, arch %s, type %d with fly/walk on/off not "
1519 "handled in move_apply()\n", &trap->name, &trap->arch->name, trap->type);
1520 goto leave;
1521 }
1522
1523leave:
1524 recursion_depth--;
1525}
1526
1527/**
1528 * Handles reading a regular (ie not containing a spell) book.
1529 */
1530static void
1531apply_book (object *op, object *tmp)
1532{
1533 int lev_diff;
1534 object *skill_ob;
1535
1536 if (QUERY_FLAG (op, FLAG_BLIND) && !QUERY_FLAG (op, FLAG_WIZ))
1537 {
1538 new_draw_info (NDI_UNIQUE, 0, op, "You are unable to read while blind.");
1539 return; 1018 return;
1540 }
1541 if (tmp->msg == NULL)
1542 {
1543 new_draw_info_format (NDI_UNIQUE, 0, op, "You open the %s and find it empty.", &tmp->name);
1544 return;
1545 }
1546 1019
1547 /* need a literacy skill to read stuff! */ 1020 victim->play_sound (trap->sound ? trap->sound : sound_find ("fall_hole"));
1548 skill_ob = find_skill_by_name (op, tmp->skill); 1021 victim->statusmsg ("You fall through the hole!", NDI_RED);
1549 if (!skill_ob)
1550 {
1551 new_draw_info (NDI_UNIQUE, 0, op, "You are unable to decipher the strange symbols.");
1552 return;
1553 }
1554 lev_diff = tmp->level - (skill_ob->level + 5);
1555 if (!QUERY_FLAG (op, FLAG_WIZ) && lev_diff > 0)
1556 {
1557 if (lev_diff < 2)
1558 new_draw_info (NDI_UNIQUE, 0, op, "This book is just barely beyond your comprehension.");
1559 else if (lev_diff < 3)
1560 new_draw_info (NDI_UNIQUE, 0, op, "This book is slightly beyond your comprehension.");
1561 else if (lev_diff < 5)
1562 new_draw_info (NDI_UNIQUE, 0, op, "This book is beyond your comprehension.");
1563 else if (lev_diff < 8)
1564 new_draw_info (NDI_UNIQUE, 0, op, "This book is quite a bit beyond your comprehension.");
1565 else if (lev_diff < 15)
1566 new_draw_info (NDI_UNIQUE, 0, op, "This book is way beyond your comprehension.");
1567 else
1568 new_draw_info (NDI_UNIQUE, 0, op, "This book is totally beyond your comprehension.");
1569 return;
1570 }
1571 1022
1572 readable_message_type *msgType = get_readable_message_type (tmp); 1023 transfer_ob (victim,
1573 1024 EXIT_X (trap) + freearr_x[dir],
1574 draw_ext_info_format (NDI_UNIQUE | NDI_NAVY, 0, op, 1025 EXIT_Y (trap) + freearr_y[dir],
1575 msgType->message_type, msgType->message_subtype, 1026 0, victim);
1576 "You open the %s and start reading.\n%s", "%s\n%s", long_desc (tmp, op), &tmp->msg);
1577
1578 /* gain xp from reading */
1579 if (!QUERY_FLAG (tmp, FLAG_NO_SKILL_IDENT))
1580 { /* only if not read before */
1581 int exp_gain = calc_skill_exp (op, tmp, skill_ob);
1582
1583 if (!QUERY_FLAG (tmp, FLAG_IDENTIFIED))
1584 {
1585 /*exp_gain *= 2; because they just identified it too */
1586 SET_FLAG (tmp, FLAG_IDENTIFIED);
1587
1588 /* If in a container, update how it looks */
1589 if (tmp->env)
1590 esrv_update_item (UPD_FLAGS | UPD_NAME, op, tmp);
1591 else
1592 op->contr->ns->floorbox_update ();
1593 }
1594
1595 change_exp (op, exp_gain, skill_ob->skill, 0);
1596 SET_FLAG (tmp, FLAG_NO_SKILL_IDENT); /* so no more xp gained from this book */
1597 }
1598}
1599
1600/**
1601 * Handles the applying of a skill scroll, calling learn_skill straight.
1602 * op is the person learning the skill, tmp is the skill scroll object
1603 */
1604static void
1605apply_skillscroll (object *op, object *tmp)
1606{
1607 switch ((int) learn_skill (op, tmp))
1608 {
1609 case 0:
1610 new_draw_info (NDI_UNIQUE, 0, op, "You already possess the knowledge ");
1611 new_draw_info_format (NDI_UNIQUE, 0, op, "held within the %s.\n", query_name (tmp));
1612 return;
1613
1614 case 1:
1615 new_draw_info_format (NDI_UNIQUE, 0, op, "You succeed in learning %s", &tmp->skill);
1616 decrease_ob (tmp);
1617 return;
1618
1619 default:
1620 new_draw_info_format (NDI_UNIQUE, 0, op, "You fail to learn the knowledge of the %s.\n", query_name (tmp));
1621 decrease_ob (tmp);
1622 return;
1623 }
1624}
1625
1626/**
1627 * Actually makes op learn spell.
1628 * Informs player of what happens.
1629 */
1630void
1631do_learn_spell (object *op, object *spell, int special_prayer)
1632{
1633 object *tmp;
1634
1635 if (op->type != PLAYER)
1636 {
1637 LOG (llevError, "BUG: do_learn_spell(): not a player\n");
1638 return;
1639 }
1640
1641 /* Upgrade special prayers to normal prayers */
1642 if ((tmp = check_spell_known (op, spell->name)) != NULL)
1643 {
1644 if (special_prayer && !QUERY_FLAG (tmp, FLAG_STARTEQUIP))
1645 {
1646 LOG (llevError, "BUG: do_learn_spell(): spell already known, but not marked as startequip\n");
1647 return;
1648 }
1649 return;
1650 }
1651
1652 play_sound_player_only (op->contr, SOUND_LEARN_SPELL, 0, 0);
1653 tmp = spell->clone ();
1654 insert_ob_in_ob (tmp, op);
1655
1656 if (special_prayer)
1657 SET_FLAG (tmp, FLAG_STARTEQUIP);
1658
1659 esrv_add_spells (op->contr, tmp);
1660}
1661
1662/**
1663 * Erases spell from player's inventory.
1664 */
1665void
1666do_forget_spell (object *op, const char *spell)
1667{
1668 object *spob;
1669
1670 if (op->type != PLAYER)
1671 {
1672 LOG (llevError, "BUG: do_forget_spell(): not a player\n");
1673 return;
1674 }
1675 if ((spob = check_spell_known (op, spell)) == NULL)
1676 {
1677 LOG (llevError, "BUG: do_forget_spell(): spell not known\n");
1678 return;
1679 }
1680
1681 new_draw_info_format (NDI_UNIQUE | NDI_NAVY, 0, op, "You lose knowledge of %s.", spell);
1682 player_unready_range_ob (op->contr, spob);
1683 esrv_remove_spell (op->contr, spob);
1684 spob->destroy ();
1685}
1686
1687/**
1688 * Handles player applying a spellbook.
1689 * Checks whether player has knowledge of required skill, doesn't already know the spell,
1690 * stuff like that. Random learning failure too.
1691 */
1692static void
1693apply_spellbook (object *op, object *tmp)
1694{
1695 object *skop, *spell, *spell_skill;
1696
1697 if (QUERY_FLAG (op, FLAG_BLIND) && !QUERY_FLAG (op, FLAG_WIZ))
1698 {
1699 new_draw_info (NDI_UNIQUE, 0, op, "You are unable to read while blind.");
1700 return;
1701 }
1702
1703 /* artifact_spellbooks have 'slaying' field point to a spell name,
1704 * instead of having their spell stored in stats.sp. These are
1705 * legacy spellbooks
1706 */
1707
1708 if (tmp->slaying != NULL)
1709 {
1710 spell = arch_to_object (find_archetype_by_object_name (tmp->slaying));
1711 if (!spell)
1712 {
1713 new_draw_info_format (NDI_UNIQUE, 0, op, "The book's formula for %s is incomplete", &tmp->slaying);
1714 return;
1715 }
1716 else
1717 insert_ob_in_ob (spell, tmp);
1718 tmp->slaying = NULL;
1719 }
1720
1721 skop = find_skill_by_name (op, tmp->skill);
1722
1723 /* need a literacy skill to learn spells. Also, having a literacy level
1724 * lower than the spell will make learning the spell more difficult */
1725 if (!skop)
1726 {
1727 new_draw_info (NDI_UNIQUE, 0, op, "You can't read! Your attempt fails.");
1728 return;
1729 }
1730
1731 spell = tmp->inv;
1732
1733 if (!spell)
1734 {
1735 LOG (llevError, "apply_spellbook: Book %s has no spell in it!\n", &tmp->name);
1736 new_draw_info (NDI_UNIQUE, 0, op, "The spellbook symbols make no sense.");
1737 return;
1738 }
1739
1740 if (skop->level < int (sqrtf (spell->level) * 1.5f))
1741 {
1742 new_draw_info (NDI_UNIQUE, 0, op, "You are unable to decipher the strange symbols. [Your literacy level is too low]");
1743 return;
1744 }
1745
1746 new_draw_info_format (NDI_UNIQUE, 0, op, "The spellbook contains the %s level spell %s.", get_levelnumber (spell->level), &spell->name);
1747
1748 if (!QUERY_FLAG (tmp, FLAG_IDENTIFIED))
1749 {
1750 identify (tmp);
1751
1752 if (tmp->env)
1753 esrv_update_item (UPD_FLAGS | UPD_NAME, op, tmp);
1754 else
1755 op->contr->ns->floorbox_update ();
1756 }
1757
1758 /* I removed the check for special_prayer_mark here - it didn't make
1759 * a lot of sense - special prayers are not found in spellbooks, and
1760 * if the player doesn't know the spell, doesn't make a lot of sense that
1761 * they would have a special prayer mark.
1762 */
1763 if (check_spell_known (op, spell->name))
1764 {
1765 new_draw_info (NDI_UNIQUE, 0, op, "You already know that spell.\n");
1766 return;
1767 }
1768
1769 if (spell->skill)
1770 {
1771 spell_skill = find_skill_by_name (op, spell->skill);
1772
1773 if (!spell_skill)
1774 {
1775 new_draw_info_format (NDI_UNIQUE, 0, op, "You lack the skill %s to use this spell.", &spell->skill);
1776 return;
1777 }
1778
1779 if (spell_skill->level < spell->level)
1780 {
1781 new_draw_info_format (NDI_UNIQUE, 0, op, "You need to be level %d in %s to learn this spell.", spell->level, &spell->skill);
1782 return;
1783 }
1784 }
1785
1786 /* Logic as follows
1787 *
1788 * 1- MU spells use Int to learn, Cleric spells use Wisdom
1789 *
1790 * 2- The learner's skill level in literacy adjusts the chance to learn
1791 * a spell.
1792 *
1793 * 3 -Automatically fail to learn if you read while confused
1794 *
1795 * Overall, chances are the same but a player will find having a high
1796 * literacy rate very useful! -b.t.
1797 */
1798 if (QUERY_FLAG (op, FLAG_CONFUSED))
1799 {
1800 new_draw_info (NDI_UNIQUE, 0, op, "In your confused state you flub the wording of the text!");
1801 scroll_failure (op, 0 - random_roll (0, spell->level, op, PREFER_LOW), MAX (spell->stats.sp, spell->stats.grace));
1802 }
1803 else if (QUERY_FLAG (tmp, FLAG_STARTEQUIP) ||
1804 (random_roll (0, 100, op, PREFER_LOW) - (5 * skop->level)) < learn_spell[spell->stats.grace ? op->stats.Wis : op->stats.Int])
1805 {
1806
1807 new_draw_info (NDI_UNIQUE, 0, op, "You succeed in learning the spell!");
1808 do_learn_spell (op, spell, 0);
1809
1810 /* xp gain to literacy for spell learning */
1811 if (!QUERY_FLAG (tmp, FLAG_STARTEQUIP))
1812 change_exp (op, calc_skill_exp (op, tmp, skop), skop->skill, 0);
1813 }
1814 else
1815 {
1816 play_sound_player_only (op->contr, SOUND_FUMBLE_SPELL, 0, 0);
1817 new_draw_info (NDI_UNIQUE, 0, op, "You fail to learn the spell.\n");
1818 }
1819
1820 decrease_ob (tmp);
1821}
1822
1823/**
1824 * Handles applying a spell scroll.
1825 */
1826void
1827apply_scroll (object *op, object *tmp, int dir)
1828{
1829 object *skop;
1830
1831 if (QUERY_FLAG (op, FLAG_BLIND) && !QUERY_FLAG (op, FLAG_WIZ))
1832 {
1833 new_draw_info (NDI_UNIQUE, 0, op, "You are unable to read while blind.");
1834 return;
1835 }
1836
1837 if (!tmp->inv || tmp->inv->type != SPELL)
1838 {
1839 new_draw_info (NDI_UNIQUE, 0, op, "The scroll just doesn't make sense!");
1840 return;
1841 }
1842
1843 if (op->type == PLAYER)
1844 {
1845 /* players need a literacy skill to read stuff! */
1846 int exp_gain = 0;
1847
1848 /* hard code literacy - tmp->skill points to where the exp
1849 * should go for anything killed by the spell.
1850 */
1851 skop = find_skill_by_name (op, skill_names[SK_LITERACY]);
1852
1853 if (!skop)
1854 {
1855 new_draw_info (NDI_UNIQUE, 0, op, "You are unable to decipher the strange symbols.");
1856 return;
1857 }
1858
1859 if ((exp_gain = calc_skill_exp (op, tmp, skop)))
1860 change_exp (op, exp_gain, skop->skill, 0);
1861 }
1862
1863 if (!QUERY_FLAG (tmp, FLAG_IDENTIFIED))
1864 identify (tmp);
1865
1866 new_draw_info_format (NDI_BLACK, 0, op, "The scroll of %s turns to dust.", &tmp->inv->name);
1867
1868
1869 cast_spell (op, tmp, dir, tmp->inv, NULL);
1870 decrease_ob (tmp);
1871}
1872
1873/**
1874 * Applies a treasure object - by default, chest. op
1875 * is the person doing the applying, tmp is the treasure
1876 * chest.
1877 */
1878static void
1879apply_treasure (object *op, object *tmp)
1880{
1881 object *treas;
1882
1883
1884 /* Nice side effect of new treasure creation method is that the treasure
1885 * for the chest is done when the chest is created, and put into the chest
1886 * inventory. So that when the chest burns up, the items still exist. Also
1887 * prevents people fromt moving chests to more difficult maps to get better
1888 * treasure
1889 */
1890
1891 treas = tmp->inv;
1892 if (treas == NULL)
1893 {
1894 new_draw_info (NDI_UNIQUE, 0, op, "The chest was empty.");
1895 decrease_ob (tmp);
1896 return;
1897 }
1898 while (tmp->inv)
1899 {
1900 treas = tmp->inv;
1901
1902 treas->remove ();
1903 new_draw_info_format (NDI_UNIQUE, 0, op, "You find %s in the chest.", query_name (treas));
1904
1905 treas->x = op->x;
1906 treas->y = op->y;
1907 treas = insert_ob_in_map (treas, op->map, op, INS_BELOW_ORIGINATOR);
1908
1909 if (treas && (treas->type == RUNE || treas->type == TRAP) && treas->level && QUERY_FLAG (op, FLAG_ALIVE))
1910 spring_trap (treas, op);
1911
1912 /* If either player or container was destroyed, no need to do
1913 * further processing. I think this should be enclused with
1914 * spring trap above, as I don't think there is otherwise
1915 * any way for the treasure chest or player to get killed
1916 */
1917 if (op->destroyed () || tmp->destroyed ())
1918 break;
1919 }
1920
1921 if (!tmp->destroyed () && tmp->inv == NULL)
1922 decrease_ob (tmp);
1923
1924}
1925
1926/**
1927 * op eats food.
1928 * If player, takes care of messages and dragon special food.
1929 */
1930static void
1931apply_food (object *op, object *tmp)
1932{
1933 int capacity_remaining;
1934
1935 if (op->type != PLAYER)
1936 op->stats.hp = op->stats.maxhp;
1937 else
1938 {
1939 /* check if this is a dragon (player), eating some flesh */
1940 if (tmp->type == FLESH && is_dragon_pl (op) && dragon_eat_flesh (op, tmp))
1941 ;
1942 else
1943 {
1944 /* usual case - no dragon meal: */
1945 if (op->stats.food + tmp->stats.food > 999)
1946 {
1947 if (tmp->type == FOOD || tmp->type == FLESH)
1948 new_draw_info (NDI_UNIQUE, 0, op, "You feel full, but what a waste of food!");
1949 else
1950 new_draw_info (NDI_UNIQUE, 0, op, "Most of the drink goes down your face not your throat!");
1951 }
1952
1953 if (!QUERY_FLAG (tmp, FLAG_CURSED))
1954 {
1955 char buf[MAX_BUF];
1956
1957 if (!is_dragon_pl (op))
1958 {
1959 /* eating message for normal players */
1960 if (tmp->type == DRINK)
1961 sprintf (buf, "Ahhh...that %s tasted good.", &tmp->name);
1962 else
1963 sprintf (buf, "The %s tasted %s", &tmp->name, tmp->type == FLESH ? "terrible!" : "good.");
1964 }
1965 else
1966 {
1967 /* eating message for dragon players */
1968 sprintf (buf, "The %s tasted terrible!", &tmp->name);
1969 }
1970
1971 new_draw_info (NDI_UNIQUE, 0, op, buf);
1972 capacity_remaining = 999 - op->stats.food;
1973 op->stats.food += tmp->stats.food;
1974 if (capacity_remaining < tmp->stats.food)
1975 op->stats.hp += capacity_remaining / 50;
1976 else
1977 op->stats.hp += tmp->stats.food / 50;
1978 if (op->stats.hp > op->stats.maxhp)
1979 op->stats.hp = op->stats.maxhp;
1980 if (op->stats.food > 999)
1981 op->stats.food = 999;
1982 }
1983
1984 /* special food hack -b.t. */
1985 if (tmp->title || QUERY_FLAG (tmp, FLAG_CURSED))
1986 eat_special_food (op, tmp);
1987 }
1988 }
1989 handle_apply_yield (tmp);
1990 decrease_ob (tmp);
1991}
1992
1993/**
1994 * A dragon is eating some flesh. If the flesh contains resistances,
1995 * there is a chance for the dragon's skin to get improved.
1996 *
1997 * attributes:
1998 * object *op the object (dragon player) eating the flesh
1999 * object *meal the flesh item, getting chewed in dragon's mouth
2000 * return:
2001 * int 1 if eating successful, 0 if it doesn't work
2002 */
2003int
2004dragon_eat_flesh (object *op, object *meal)
2005{
2006 object *skin = NULL; /* pointer to dragon skin force */
2007 object *abil = NULL; /* pointer to dragon ability force */
2008 object *tmp = NULL; /* tmp. object */
2009
2010 char buf[MAX_BUF]; /* tmp. string buffer */
2011 double chance; /* improvement-chance of one resistance type */
2012 double totalchance = 1; /* total chance of gaining one resistance */
2013 double bonus = 0; /* level bonus (improvement is easier at lowlevel) */
2014 double mbonus = 0; /* monster bonus */
2015 int atnr_winner[NROFATTACKS]; /* winning candidates for resistance improvement */
2016 int winners = 0; /* number of winners */
2017 int i; /* index */
2018
2019 /* let's make sure and doublecheck the parameters */
2020 if (meal->type != FLESH || !is_dragon_pl (op))
2021 return 0;
2022
2023 /* now grab the 'dragon_skin'- and 'dragon_ability'-forces
2024 from the player's inventory */
2025 shstr_cmp dragon_ability_force ("dragon_ability_force");
2026 shstr_cmp dragon_skin_force ("dragon_skin_force");
2027
2028 for (tmp = op->inv; tmp; tmp = tmp->below)
2029 if (tmp->type == FORCE)
2030 if (tmp->arch->name == dragon_skin_force)
2031 skin = tmp;
2032 else if (tmp->arch->name == dragon_ability_force)
2033 abil = tmp;
2034
2035 /* if either skin or ability are missing, this is an old player
2036 which is not to be considered a dragon -> bail out */
2037 if (skin == NULL || abil == NULL)
2038 return 0;
2039
2040 /* now start by filling stomache and health, according to food-value */
2041 if ((999 - op->stats.food) < meal->stats.food)
2042 op->stats.hp += (999 - op->stats.food) / 50;
2043 else
2044 op->stats.hp += meal->stats.food / 50;
2045 if (op->stats.hp > op->stats.maxhp)
2046 op->stats.hp = op->stats.maxhp;
2047
2048 op->stats.food = MIN (999, op->stats.food + meal->stats.food);
2049
2050 /*LOG(llevDebug, "-> player: %d, flesh: %d\n", op->level, meal->level); */
2051
2052 /* on to the interesting part: chances for adding resistance */
2053 for (i = 0; i < NROFATTACKS; i++)
2054 {
2055 if (meal->resist[i] > 0 && atnr_is_dragon_enabled (i))
2056 {
2057 /* got positive resistance, now calculate improvement chance (0-100) */
2058
2059 /* this bonus makes resistance increase easier at lower levels */
2060 bonus = (settings.max_level - op->level) * 30. / ((double) settings.max_level);
2061 if (i == abil->stats.exp)
2062 bonus += 5; /* additional bonus for resistance of ability-focus */
2063
2064 /* monster bonus increases with level, because high-level
2065 flesh is too rare */
2066 mbonus = op->level * 20. / ((double) settings.max_level);
2067
2068 chance = (((double) MIN (op->level + bonus, meal->level + bonus + mbonus)) * 100. /
2069 ((double) settings.max_level)) - skin->resist[i];
2070
2071 if (chance >= 0.)
2072 chance += 1.;
2073 else
2074 chance = (chance < -12) ? 0. : 1. / pow (2., -chance);
2075
2076 /* chance is proportional to amount of resistance (max. 50) */
2077 chance *= ((double) (MIN (meal->resist[i], 50))) / 50.;
2078
2079 /* doubled chance for resistance of ability-focus */
2080 if (i == abil->stats.exp)
2081 chance = MIN (100., chance * 2.);
2082
2083 /* now make the throw and save all winners (Don't insert luck bonus here!) */
2084 if (rndm (10000) < (unsigned int) (chance * 100))
2085 {
2086 atnr_winner[winners] = i;
2087 winners++;
2088 }
2089
2090 if (chance >= 0.01)
2091 totalchance *= 1 - chance / 100;
2092
2093 /*LOG(llevDebug, " %s: bonus %.1f, chance %.1f\n", attacks[i], bonus, chance); */
2094 }
2095 }
2096
2097 /* inverse totalchance as until now we have the failure-chance */
2098 totalchance = 100 - totalchance * 100;
2099 /* print message according to totalchance */
2100 if (totalchance > 50.)
2101 sprintf (buf, "Hmm! The %s tasted delicious!", &meal->name);
2102 else if (totalchance > 10.)
2103 sprintf (buf, "The %s tasted very good.", &meal->name);
2104 else if (totalchance > 1.)
2105 sprintf (buf, "The %s tasted good.", &meal->name);
2106 else if (totalchance > 0.1)
2107 sprintf (buf, "The %s tasted bland.", &meal->name);
2108 else if (totalchance >= 0.01)
2109 sprintf (buf, "The %s had a boring taste.", &meal->name);
2110 else if (meal->last_eat > 0 && atnr_is_dragon_enabled (meal->last_eat))
2111 sprintf (buf, "The %s tasted strange.", &meal->name);
2112 else
2113 sprintf (buf, "The %s had no taste.", &meal->name);
2114 new_draw_info (NDI_UNIQUE, 0, op, buf);
2115
2116 /* now choose a winner if we have any */
2117 i = -1;
2118 if (winners > 0)
2119 i = atnr_winner[RANDOM () % winners];
2120
2121 if (i >= 0 && i < NROFATTACKS && skin->resist[i] < 95)
2122 {
2123 /* resistance increased! */
2124 skin->resist[i]++;
2125 op->update_stats ();
2126
2127 sprintf (buf, "Your skin is now more resistant to %s!", change_resist_msg[i]);
2128 new_draw_info (NDI_UNIQUE | NDI_RED, 0, op, buf);
2129 }
2130
2131 /* if this flesh contains a new ability focus, we mark it
2132 into the ability_force and it will take effect on next level */
2133 if (meal->last_eat > 0 && atnr_is_dragon_enabled (meal->last_eat) && meal->last_eat != abil->last_eat)
2134 {
2135 abil->last_eat = meal->last_eat; /* write: last_eat <new attnr focus> */
2136
2137 if (meal->last_eat != abil->stats.exp)
2138 {
2139 sprintf (buf, "Your metabolism prepares to focus on %s!", change_resist_msg[meal->last_eat]);
2140 new_draw_info (NDI_UNIQUE, 0, op, buf);
2141 sprintf (buf, "The change will happen at level %d", abil->level + 1);
2142 new_draw_info (NDI_UNIQUE, 0, op, buf);
2143 }
2144 else
2145 {
2146 sprintf (buf, "Your metabolism will continue to focus on %s.", change_resist_msg[meal->last_eat]);
2147 new_draw_info (NDI_UNIQUE, 0, op, buf);
2148 abil->last_eat = 0;
2149 }
2150 }
2151 return 1;
2152}
2153
2154/**
2155 * Handles applying an improve armor scroll.
2156 * Does some sanity checks, then calls improve_armour.
2157 */
2158static void
2159apply_armour_improver (object *op, object *tmp)
2160{
2161 object *armor;
2162
2163 if (!QUERY_FLAG (op, FLAG_WIZCAST) && (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_NO_MAGIC))
2164 {
2165 new_draw_info (NDI_UNIQUE, 0, op, "Something blocks the magic of the scroll.");
2166 return;
2167 }
2168
2169 armor = find_marked_object (op);
2170
2171 if (!armor)
2172 {
2173 new_draw_info (NDI_UNIQUE, 0, op, "You need to mark an armor object.");
2174 return;
2175 }
2176
2177 if (armor->type != ARMOUR
2178 && armor->type != CLOAK
2179 && armor->type != BOOTS && armor->type != GLOVES && armor->type != BRACERS && armor->type != SHIELD && armor->type != HELMET)
2180 {
2181 new_draw_info (NDI_UNIQUE, 0, op, "Your marked item is not armour!\n");
2182 return;
2183 }
2184
2185 new_draw_info (NDI_UNIQUE, 0, op, "Applying armour enchantment.");
2186 improve_armour (op, tmp, armor);
2187}
2188
2189extern void
2190apply_poison (object *op, object *tmp)
2191{
2192 if (op->type == PLAYER)
2193 {
2194 play_sound_player_only (op->contr, SOUND_DRINK_POISON, 0, 0);
2195 new_draw_info (NDI_UNIQUE, 0, op, "Yech! That tasted poisonous!");
2196 strcpy (op->contr->killer, "poisonous booze");
2197 }
2198 if (tmp->stats.hp > 0)
2199 {
2200 LOG (llevDebug, "Trying to poison player/monster for %d hp\n", tmp->stats.hp);
2201 hit_player (op, tmp->stats.hp, tmp, AT_POISON, 1);
2202 }
2203 op->stats.food -= op->stats.food / 4;
2204 handle_apply_yield (tmp);
2205 decrease_ob (tmp);
2206}
2207
2208/**
2209 * This function return true if the exit is not a 2 ways one or it is 2 ways, valid exit.
2210 * A valid 2 way exit means:
2211 * -You can come back (there is another exit at the other side)
2212 * -You are
2213 * ° the owner of the exit
2214 * ° or in the same party as the owner
2215 *
2216 * Note: a owner in a 2 way exit is saved as the owner's name
2217 * in the field exit->name cause the field exit->owner doesn't
2218 * survive in the swapping (in fact the whole exit doesn't survive).
2219 */
2220int
2221is_legal_2ways_exit (object *op, object *exit)
2222{
2223 if (exit->stats.exp != 1)
2224 return 1; /*This is not a 2 way, so it is legal */
2225
2226#if 0 //TODO
2227 if (!has_been_loaded (EXIT_PATH (exit)) && exit->race)
2228 return 0; /* This is a reset town portal */
2229#endif
2230
2231 maptile *exitmap = maptile::find_sync (EXIT_PATH (exit), exit->map);
2232
2233 if (exitmap)
2234 {
2235 exitmap->load_sync ();
2236
2237 object *tmp = exitmap->at (EXIT_X (exit), EXIT_Y (exit)).bot;
2238
2239 if (!tmp)
2240 return 0;
2241
2242 for (; tmp; tmp = tmp->above)
2243 {
2244 if (tmp->type != EXIT)
2245 continue; /*Not an exit */
2246
2247 if (!EXIT_PATH (tmp))
2248 continue; /*Not a valid exit */
2249
2250 if ((EXIT_X (tmp) != exit->x) || (EXIT_Y (tmp) != exit->y))
2251 continue; /*Not in the same place */
2252
2253 if (exit->map->path != EXIT_PATH (tmp))
2254 continue; /*Not in the same map */
2255
2256 /* From here we have found the exit is valid. However we do
2257 * here the check of the exit owner. It is important for the
2258 * town portals to prevent strangers from visiting your appartments
2259 */
2260 if (!exit->race)
2261 return 1; /*No owner, free for all! */
2262
2263 object *exit_owner = 0;
2264
2265 for_all_players (pp)
2266 {
2267 if (!pp->ob)
2268 continue;
2269
2270 if (pp->ob->name != exit->race)
2271 continue;
2272
2273 exit_owner = pp->ob; /*We found a player which correspond to the player name */
2274 break;
2275 }
2276
2277 if (!exit_owner)
2278 return 0; /* No more owner */
2279
2280 if (exit_owner->contr == op->contr)
2281 return 1; /*It is your exit */
2282
2283 if (exit_owner && /*There is a owner */
2284 (op->contr) && /*A player tries to pass */
2285 ((exit_owner->contr->party == NULL) || /*No pass if controller has no party */
2286 (exit_owner->contr->party != op->contr->party))) /* Or not the same as op */
2287 return 0;
2288
2289 return 1;
2290 }
2291 }
2292
2293 return 0;
2294}
2295
2296
2297/**
2298 * Main apply handler.
2299 *
2300 * Checks for unpaid items before applying.
2301 *
2302 * Return value:
2303 * 0: player or monster can't apply objects of that type
2304 * 1: has been applied, or there was an error applying the object
2305 * 2: objects of that type can't be applied if not in inventory
2306 *
2307 * op is the object that is causing object to be applied, tmp is the object
2308 * being applied.
2309 *
2310 * aflag is special (always apply/unapply) flags. Nothing is done with
2311 * them in this function - they are passed to apply_special
2312 */
2313
2314int
2315manual_apply (object *op, object *tmp, int aflag)
2316{
2317 if (tmp->head)
2318 tmp = tmp->head;
2319
2320 if (QUERY_FLAG (tmp, FLAG_UNPAID) && !QUERY_FLAG (tmp, FLAG_APPLIED))
2321 {
2322 if (op->type == PLAYER)
2323 {
2324 new_draw_info (NDI_UNIQUE, 0, op, "You should pay for it first.");
2325 return 1;
2326 }
2327 else
2328 return 0; /* monsters just skip unpaid items */
2329 }
2330
2331 if (INVOKE_OBJECT (APPLY, tmp, ARG_OBJECT (op)))
2332 return RESULT_INT (0);
2333
2334 switch (tmp->type)
2335 {
2336 case CF_HANDLE:
2337 new_draw_info (NDI_UNIQUE, 0, op, "You turn the handle.");
2338 play_sound_map (op->map, op->x, op->y, SOUND_TURN_HANDLE);
2339 tmp->value = tmp->value ? 0 : 1;
2340 SET_ANIMATION (tmp, tmp->value);
2341 update_object (tmp, UP_OBJ_FACE);
2342 push_button (tmp);
2343 return 1;
2344
2345 case TRIGGER:
2346 if (check_trigger (tmp, op))
2347 {
2348 new_draw_info (NDI_UNIQUE, 0, op, "You turn the handle.");
2349 play_sound_map (tmp->map, tmp->x, tmp->y, SOUND_TURN_HANDLE);
2350 }
2351 else
2352 new_draw_info (NDI_UNIQUE, 0, op, "The handle doesn't move.");
2353
2354 return 1;
2355
2356 case EXIT:
2357 if (op->type != PLAYER)
2358 return 0;
2359
2360 if (!EXIT_PATH (tmp) || !is_legal_2ways_exit (op, tmp))
2361 {
2362 new_draw_info_format (NDI_UNIQUE, 0, op, "The %s is closed.", query_name (tmp));
2363 }
2364 else
2365 {
2366 /* Don't display messages for random maps. */
2367 if (tmp->msg && strncmp (EXIT_PATH (tmp), "/!", 2))
2368 new_draw_info (NDI_NAVY, 0, op, tmp->msg);
2369
2370 op->enter_exit (tmp);
2371 }
2372 return 1;
2373
2374 case SIGN:
2375 apply_sign (op, tmp, 0);
2376 return 1;
2377
2378 case BOOK:
2379 if (op->type == PLAYER)
2380 {
2381 apply_book (op, tmp);
2382 return 1;
2383 }
2384 else
2385 {
2386 return 0;
2387 }
2388
2389 case SKILLSCROLL:
2390 if (op->type == PLAYER)
2391 {
2392 apply_skillscroll (op, tmp);
2393 return 1;
2394 }
2395 return 0;
2396
2397 case SPELLBOOK:
2398 if (op->type == PLAYER)
2399 {
2400 apply_spellbook (op, tmp);
2401 return 1;
2402 }
2403 return 0;
2404
2405 case SCROLL:
2406 apply_scroll (op, tmp, 0);
2407 return 1;
2408
2409 case POTION:
2410 (void) apply_potion (op, tmp);
2411 return 1;
2412
2413 /* Eneq(@csd.uu.se): Handle apply on containers. */
2414 //TODO: remove, as it is unsed?
2415 case CLOSE_CON:
2416 apply_container (op, tmp->env);
2417 return 1;
2418
2419 case CONTAINER:
2420 apply_container (op, tmp);
2421 return 1;
2422
2423 case TREASURE:
2424 if (op->type == PLAYER)
2425 {
2426 apply_treasure (op, tmp);
2427 return 1;
2428 }
2429 else
2430 return 0;
2431
2432 case WEAPON:
2433 case ARMOUR:
2434 case BOOTS:
2435 case GLOVES:
2436 case AMULET:
2437 case GIRDLE:
2438 case BRACERS:
2439 case SHIELD:
2440 case HELMET:
2441 case RING:
2442 case CLOAK:
2443 case WAND:
2444 case ROD:
2445 case HORN:
2446 case SKILL:
2447 case BOW:
2448 case LAMP:
2449 case BUILDER:
2450 case SKILL_TOOL:
2451 if (tmp->env != op)
2452 return 2; /* not in inventory */
2453 (void) apply_special (op, tmp, aflag);
2454 return 1;
2455
2456 case DRINK:
2457 case FOOD:
2458 case FLESH:
2459 apply_food (op, tmp);
2460 return 1;
2461
2462 case POISON:
2463 apply_poison (op, tmp);
2464 return 1;
2465
2466 case SAVEBED:
2467 return 1;
2468
2469 case ARMOUR_IMPROVER:
2470 if (op->type == PLAYER)
2471 {
2472 apply_armour_improver (op, tmp);
2473 return 1;
2474 }
2475 else
2476 return 0;
2477
2478 case WEAPON_IMPROVER:
2479 (void) check_improve_weapon (op, tmp);
2480 return 1;
2481
2482 case CLOCK:
2483 if (op->type == PLAYER)
2484 {
2485 char buf[MAX_BUF];
2486 timeofday_t tod;
2487
2488 get_tod (&tod);
2489 sprintf (buf, "It is %d minute%s past %d o'clock %s",
2490 tod.minute + 1, ((tod.minute + 1 < 2) ? "" : "s"),
2491 ((tod.hour % 14 == 0) ? 14 : ((tod.hour) % 14)), ((tod.hour >= 14) ? "pm" : "am"));
2492 play_sound_player_only (op->contr, SOUND_CLOCK, 0, 0);
2493 new_draw_info (NDI_UNIQUE, 0, op, buf);
2494 return 1;
2495 }
2496 else
2497 {
2498 return 0;
2499 }
2500
2501 case MENU:
2502 if (op->type == PLAYER)
2503 {
2504 shop_listing (op);
2505 return 1;
2506 }
2507 else
2508 {
2509 return 0;
2510 }
2511
2512 case POWER_CRYSTAL:
2513 apply_power_crystal (op, tmp); /* see egoitem.c */
2514 return 1;
2515
2516 case LIGHTER: /* for lighting torches/lanterns/etc */
2517 if (op->type == PLAYER)
2518 {
2519 apply_lighter (op, tmp);
2520 return 1;
2521 }
2522 else
2523 {
2524 return 0;
2525 }
2526
2527 case ITEM_TRANSFORMER:
2528 apply_item_transformer (op, tmp);
2529 return 1;
2530
2531 default:
2532 return 0;
2533 }
2534}
2535
2536
2537/* quiet suppresses the "don't know how to apply" and "you must get it first"
2538 * messages as needed by player_apply_below(). But there can still be
2539 * "but you are floating high above the ground" messages.
2540 *
2541 * Same return value as apply() function.
2542 */
2543int
2544player_apply (object *pl, object *op, int aflag, int quiet)
2545{
2546 int tmp;
2547
2548 if (op->env == NULL && (pl->move_type & MOVE_FLYING))
2549 {
2550 /* player is flying and applying object not in inventory */
2551 if (!QUERY_FLAG (pl, FLAG_WIZ) && !(op->move_type & MOVE_FLYING))
2552 {
2553 new_draw_info (NDI_UNIQUE, 0, pl, "But you are floating high " "above the ground!");
2554 return 0;
2555 }
2556 }
2557
2558 /* Check for PLAYER to avoid a DM to disappear in a puff of smoke if
2559 * applied.
2560 */
2561 if (op->type != PLAYER && QUERY_FLAG (op, FLAG_WAS_WIZ) && !QUERY_FLAG (pl, FLAG_WAS_WIZ))
2562 {
2563 play_sound_map (pl->map, pl->x, pl->y, SOUND_OB_EVAPORATE);
2564 new_draw_info (NDI_UNIQUE, 0, pl, "The object disappears in a puff " "of smoke!");
2565 new_draw_info (NDI_UNIQUE, 0, pl, "It must have been an illusion.");
2566 op->destroy ();
2567 return 1;
2568 }
2569
2570 pl->contr->last_used = op;
2571
2572 tmp = manual_apply (pl, op, aflag);
2573 if (!quiet)
2574 {
2575 if (tmp == 0)
2576 new_draw_info_format (NDI_UNIQUE, 0, pl, "I don't know how to apply the %s.", query_name (op));
2577 else if (tmp == 2)
2578 new_draw_info_format (NDI_UNIQUE, 0, pl, "You must get it first!\n");
2579 }
2580 return tmp;
2581}
2582
2583/**
2584 * player_apply_below attempts to apply the object 'below' the player.
2585 * If the player has an open container, we use that for below, otherwise
2586 * we use the ground.
2587 */
2588
2589void
2590player_apply_below (object *pl)
2591{
2592 int floors = 0;
2593
2594 /* If using a container, set the starting item to be the top
2595 * item in the container. Otherwise, use the map.
2596 * This is perhaps more complicated. However, I want to make sure that
2597 * we don't use a corrupt pointer for the next object, so we get the
2598 * next object in the stack before applying. This is can only be a
2599 * problem if player_apply() has a bug in that it uses the object but does
2600 * not return a proper value.
2601 */
2602 for (object *next, *tmp = pl->container ? pl->container->inv : pl->below; tmp; tmp = next)
2603 {
2604 next = tmp->below;
2605
2606 if (QUERY_FLAG (tmp, FLAG_IS_FLOOR))
2607 floors++;
2608 else if (floors > 0)
2609 return; /* process only floor objects after first floor object */
2610
2611 /* If it is visible, player can apply it. If it is applied by
2612 * person moving on it, also activate. Added code to make it
2613 * so that at least one of players movement types be that which
2614 * the item needs.
2615 */
2616 if (!tmp->invisible || (tmp->move_on & pl->move_type))
2617 {
2618 if (player_apply (pl, tmp, 0, 1) == 1)
2619 return;
2620 }
2621 if (floors >= 2)
2622 return; /* process at most two floor objects */
2623 }
2624} 1027}
2625 1028
2626/** 1029/**
2627 * Unapplies specified item. 1030 * Unapplies specified item.
2628 * No check done on cursed/damned. 1031 * No check done on cursed/damned.
2629 * Break this out of apply_special - this is just done 1032 * Break this out of apply_special - this is just done
2630 * to keep the size of apply_special to a more managable size. 1033 * to keep the size of apply_special to a more managable size.
2631 */ 1034 */
2632static int 1035static bool
2633unapply_special (object *who, object *op, int aflags) 1036unapply_special (object *who, object *op, int aflags)
2634{ 1037{
2635 if (INVOKE_OBJECT (BE_UNREADY, op, ARG_OBJECT (who), ARG_INT (aflags)) || INVOKE_OBJECT (UNREADY, who, ARG_OBJECT (op), ARG_INT (aflags))) 1038 if (INVOKE_OBJECT (BE_UNREADY, op, ARG_OBJECT (who), ARG_INT (aflags))
1039 || INVOKE_OBJECT (UNREADY, who, ARG_OBJECT (op), ARG_INT (aflags)))
2636 return RESULT_INT (0); 1040 return RESULT_INT (0);
2637 1041
2638 object *tmp2; 1042 if (who->current_weapon == op)
1043 who->current_weapon = 0;
2639 1044
2640 CLEAR_FLAG (op, FLAG_APPLIED); 1045 op->flag [FLAG_APPLIED] = false;
1046
2641 switch (op->type) 1047 switch (op->type)
2642 { 1048 {
1049 case SKILL:
1050 if (player *pl = who->contr)
1051 if (op->invisible)
1052 pl->statusmsg (format ("You can no longer use the %s skill.", &op->skill));
1053 else
1054 pl->statusmsg (format ("You stop using the %s.", query_name (op)));
1055
1056 change_abil (who, op);
1057 who->flag [FLAG_READY_SKILL] = false;
1058 break;
1059
2643 case WEAPON: 1060 case WEAPON:
2644 new_draw_info_format (NDI_UNIQUE, 0, who, "You unwield %s.", query_name (op)); 1061 who->statusmsg (format ("You unwield %s.", query_name (op)));
2645
2646 (void) change_abil (who, op); 1062 change_abil (who, op);
2647 if (QUERY_FLAG (who, FLAG_READY_WEAPON)) 1063 who->flag [FLAG_READY_WEAPON] = false;
2648 CLEAR_FLAG (who, FLAG_READY_WEAPON); 1064
2649 clear_skill (who); 1065 // unapplying a weapon or skill tool should also unapply the skill it governs
1066 // but this is hard, as it shouldn't do so when the skill can
1067 // be used for other reasons
1068 //TODO: really?
1069 if (who->chosen_skill)
1070 if (!who->chosen_skill->flag [FLAG_CAN_USE_SKILL])
1071 unapply_special (who, who->chosen_skill, 0);
1072
2650 break; 1073 break;
2651 1074
2652 case SKILL: /* allows objects to impart skills */ 1075 case RANGED:
2653 case SKILL_TOOL: 1076 case BOW:
2654 if (op != who->chosen_skill) 1077 case WAND:
1078 case ROD:
1079 case HORN:
1080 if (player *pl = who->contr)
2655 { 1081 {
2656 LOG (llevError, "BUG: apply_special(): applied skill is not a chosen skill\n"); 1082 who->statusmsg (format ("You unready %s.", query_name (op)));
1083 change_abil (who, op);
2657 } 1084 }
2658 if (who->type == PLAYER) 1085 else
2659 { 1086 {
2660 if (who->contr->shoottype == range_skill) 1087 if (op->type == BOW)
2661 who->contr->shoottype = range_none; 1088 op->flag [FLAG_READY_BOW ] = false;
2662 if (!op->invisible)
2663 {
2664 new_draw_info_format (NDI_UNIQUE, 0, who, "You stop using the %s.", query_name (op));
2665 }
2666 else 1089 else
2667 { 1090 op->flag [FLAG_READY_RANGE] = false;
2668 new_draw_info_format (NDI_UNIQUE, 0, who, "You can no longer use the skill: %s.", &op->skill);
2669 }
2670 } 1091 }
2671 (void) change_abil (who, op); 1092
2672 who->chosen_skill = NULL;
2673 CLEAR_FLAG (who, FLAG_READY_SKILL);
2674 break; 1093 break;
2675 1094
2676 case ARMOUR: 1095 case ARMOUR:
2677 case HELMET: 1096 case HELMET:
2678 case SHIELD: 1097 case SHIELD:
… …
2681 case GLOVES: 1100 case GLOVES:
2682 case AMULET: 1101 case AMULET:
2683 case GIRDLE: 1102 case GIRDLE:
2684 case BRACERS: 1103 case BRACERS:
2685 case CLOAK: 1104 case CLOAK:
2686 new_draw_info_format (NDI_UNIQUE, 0, who, "You unwear %s.", query_name (op)); 1105 who->statusmsg (format ("You unwear %s.", query_name (op)));
2687 (void) change_abil (who, op); 1106 change_abil (who, op);
2688 break; 1107 break;
1108
2689 case LAMP: 1109 case SPELL:
2690 new_draw_info_format (NDI_UNIQUE, 0, who, "You turn off your %s.", &op->name); 1110 case BUILDER:
2691 tmp2 = arch_to_object (op->other_arch); 1111 who->statusmsg (format ("You unready %s.", query_name (op)));
2692 tmp2->x = op->x;
2693 tmp2->y = op->y;
2694 tmp2->map = op->map;
2695 tmp2->below = op->below;
2696 tmp2->above = op->above;
2697 tmp2->stats.food = op->stats.food;
2698 CLEAR_FLAG (tmp2, FLAG_APPLIED);
2699
2700 if (QUERY_FLAG (op, FLAG_INV_LOCKED))
2701 SET_FLAG (tmp2, FLAG_INV_LOCKED);
2702
2703 if (who->type == PLAYER)
2704 esrv_del_item (who->contr, op->count);
2705
2706 op->destroy ();
2707 insert_ob_in_ob (tmp2, who);
2708 who->update_stats ();
2709 if (QUERY_FLAG (op, FLAG_CURSED) || QUERY_FLAG (op, FLAG_DAMNED))
2710 {
2711 if (who->type == PLAYER)
2712 {
2713 new_draw_info (NDI_UNIQUE, 0, who, "Oops, it feels deadly cold!");
2714 SET_FLAG (tmp2, FLAG_KNOWN_CURSED);
2715 }
2716 }
2717 if (who->type == PLAYER)
2718 esrv_send_item (who, tmp2);
2719 return 1; /* otherwise, an attempt to drop causes problems */
2720 break; 1112 break;
2721 case BOW: 1113
2722 case WAND: 1114 //case SKILL_TOOL://TODO
2723 case ROD: 1115 default:
2724 case HORN: 1116 who->statusmsg (format ("You unapply %s.", query_name (op)));
2725 clear_skill (who);
2726 new_draw_info_format (NDI_UNIQUE, 0, who, "You unready %s.", query_name (op));
2727 if (who->type == PLAYER)
2728 {
2729 who->contr->shoottype = range_none;
2730 }
2731 else
2732 {
2733 if (op->type == BOW)
2734 CLEAR_FLAG (who, FLAG_READY_BOW);
2735 else
2736 CLEAR_FLAG (who, FLAG_READY_RANGE);
2737 }
2738 break; 1117 break;
2739
2740 case BUILDER:
2741 new_draw_info_format (NDI_UNIQUE, 0, who, "You unready %s.", query_name (op));
2742 who->contr->shoottype = range_none;
2743 who->contr->ranges[range_builder] = NULL;
2744 break;
2745
2746 default:
2747 new_draw_info_format (NDI_UNIQUE, 0, who, "You unapply %s.", query_name (op));
2748 break;
2749 } 1118 }
1119
1120 if (aflags & AP_NO_MERGE || !merge_ob (op, 0))
1121 if (object *pl = op->visible_to ())
1122 esrv_send_item (pl, op);
2750 1123
2751 who->update_stats (); 1124 who->update_stats ();
2752 1125
2753 if (!(aflags & AP_NO_MERGE))
2754 {
2755 object *tmp;
2756
2757 tmp = merge_ob (op, NULL);
2758 if (who->type == PLAYER)
2759 {
2760 if (tmp)
2761 { /* it was merged */
2762 esrv_del_item (who->contr, op->count);
2763 op = tmp;
2764 }
2765
2766 esrv_send_item (who, op);
2767 }
2768 }
2769 return 0; 1126 return 1;
2770} 1127}
2771 1128
2772/** 1129/**
2773 * Returns the object that is using location 'loc'. 1130 * Returns the object that is using location 'loc'.
2774 * Note that 'start' is the first object to start examing - we 1131 * Note that 'start' is the first object to start examing - we
2775 * then go through the below of this. In this way, you can do 1132 * then go through the below of this. In this way, you can do
2776 * something like: 1133 * something like:
2777 * tmp = get_item_from_body_location(who->inv, 1); 1134 * tmp = get_next_item_from_body_location(who->inv, 1);
2778 * if (tmp) tmp1 = get_item_from_body_location(tmp->below, 1); 1135 * if (tmp) tmp1 = get_next_item_from_body_location(tmp->below, 1);
2779 * to find the second object that may use this location, etc. 1136 * to find the second object that may use this location, etc.
2780 * Returns NULL if no match is found. 1137 * Returns NULL if no match is found.
2781 * loc is the index into the array we are looking for a match. 1138 * loc is the index into the array we are looking for a match.
2782 * don't return invisible objects unless they are skill objects 1139 * don't return invisible objects unless they are skill objects
2783 * invisible other objects that use 1140 * invisible other objects that use
2784 * up body locations can be used as restrictions. 1141 * up body locations can be used as restrictions.
2785 */ 1142 */
2786object * 1143static object *
2787get_item_from_body_location (object *start, int loc) 1144get_next_item_from_body_location (int loc, object *start)
2788{ 1145{
2789 object *tmp;
2790
2791 if (!start)
2792 return NULL;
2793
2794 for (tmp = start; tmp; tmp = tmp->below) 1146 for (object *tmp = start; tmp; tmp = tmp->below)
2795 if (QUERY_FLAG (tmp, FLAG_APPLIED) && tmp->body_info[loc] && (!tmp->invisible || tmp->type == SKILL)) 1147 if (tmp->flag [FLAG_APPLIED]
1148 && tmp->slot [loc].info
1149 && (!tmp->invisible || tmp->type == SKILL || tmp->type == SPELL))
2796 return tmp; 1150 return tmp;
2797 1151
2798 return NULL; 1152 return 0;
2799} 1153}
2800
2801
2802 1154
2803/** 1155/**
2804 * 'op' wants to apply an object, but can't because of other equipment. 1156 * 'op' wants to apply an object, but can't because of other equipment.
2805 * This should only be called when it is known 1157 * This should only be called when it is known
2806 * that there are objects to unapply. This makes pretty heavy 1158 * that there are objects to unapply. This makes pretty heavy
… …
2809 * Returns 0 on success, returns 1 if there is some problem. 1161 * Returns 0 on success, returns 1 if there is some problem.
2810 * if aflags is AP_PRINT, we instead print out waht to unapply 1162 * if aflags is AP_PRINT, we instead print out waht to unapply
2811 * instead of doing it. This is a lot less code than having 1163 * instead of doing it. This is a lot less code than having
2812 * another function that does just that. 1164 * another function that does just that.
2813 */ 1165 */
2814int 1166
1167#define CANNOT_REMOVE_CURSED \
1168 "H<You cannot remove cursed or damned items, you first have to remove the curse. " \
1169 "Praying over an altar, scrolls of remove curse/damnation, " \
1170 "priests or even other players might help.>"
1171
1172static bool
2815unapply_for_ob (object *who, object *op, int aflags) 1173unapply_for_ob (object *who, object *op, int aflags)
2816{ 1174{
2817 int i; 1175 if (op->is_range ())
2818 object *tmp = NULL, *last;
2819
2820 /* If we are applying a shield or weapon, unapply any equipped shield
2821 * or weapons first - only allowed to use one weapon/shield at a time.
2822 */
2823 if (op->type == WEAPON || op->type == SHIELD)
2824 {
2825 for (tmp = who->inv; tmp; tmp = tmp->below) 1176 for (object *tmp = who->inv; tmp; tmp = tmp->below)
2826 { 1177 if (tmp->flag [FLAG_APPLIED] && tmp->is_range ())
2827 if (QUERY_FLAG (tmp, FLAG_APPLIED) && tmp->type == op->type) 1178 if ((aflags & AP_IGNORE_CURSE) || (aflags & AP_PRINT) || (!tmp->flag [FLAG_CURSED] && !tmp->flag [FLAG_DAMNED]))
2828 { 1179 {
2829 if ((aflags & AP_IGNORE_CURSE) || (aflags & AP_PRINT) || (!QUERY_FLAG (tmp, FLAG_CURSED) && !QUERY_FLAG (tmp, FLAG_DAMNED)))
2830 {
2831 if (aflags & AP_PRINT) 1180 if (aflags & AP_PRINT)
2832 new_draw_info (NDI_UNIQUE, 0, who, query_name (tmp)); 1181 who->failmsg (query_name (tmp));
2833 else 1182 else
2834 unapply_special (who, tmp, aflags); 1183 unapply_special (who, tmp, aflags);
2835 } 1184 }
2836 else 1185 else
2837 { 1186 {
2838 /* In this case, we want to try and remove a cursed item. 1187 /* In this case, we want to try and remove a cursed item.
2839 * While we know it won't work, we want unapply_special to 1188 * While we know it won't work, we want unapply_special to
2840 * at least generate the message. 1189 * at least generate the message.
2841 */ 1190 */
2842 new_draw_info_format (NDI_UNIQUE, 0, who, "No matter how hard you try, you just can't\nremove %s.", query_name (tmp)); 1191 who->failmsgf ("No matter how hard you try, you just can't remove the %s." CANNOT_REMOVE_CURSED, query_name (tmp));
2843 return 1; 1192 return 1;
2844 }
2845
2846 } 1193 }
2847 }
2848 }
2849 1194
2850 for (i = 0; i < NUM_BODY_LOCATIONS; i++) 1195 for (int i = 0; i < NUM_BODY_LOCATIONS; i++)
2851 { 1196 {
2852 /* this used up a slot that we need to free */ 1197 /* this used up a slot that we need to free */
2853 if (op->body_info[i]) 1198 if (op->slot[i].info)
2854 { 1199 {
2855 last = who->inv; 1200 object *last = who->inv;
2856 1201
2857 /* We do a while loop - may need to remove several items in order 1202 /* We do a while loop - may need to remove several items in order
2858 * to free up enough slots. 1203 * to free up enough slots.
2859 */ 1204 */
2860 while ((who->body_used[i] + op->body_info[i]) < 0) 1205 while ((who->slot[i].used + op->slot[i].info) < 0)
2861 { 1206 {
2862 tmp = get_item_from_body_location (last, i); 1207 object *tmp = get_next_item_from_body_location (i, last);
1208
2863 if (!tmp) 1209 if (!tmp)
2864 { 1210 {
2865#if 0 1211#if 0
2866 /* Not a bug - we'll get this if the player has cursed items 1212 /* Not a bug - we'll get this if the player has cursed items
2867 * equipped. 1213 * equipped.
2868 */ 1214 */
2869 LOG (llevError, "Can't find object using location %d (%s) on %s\n", i, body_locations[i].save_name, who->name); 1215 LOG (llevError, "Can't find object using location %d (%s) on %s\n", i, body_locations[i].save_name, who->name);
2870#endif 1216#endif
2871 return 1; 1217 return 1;
2872 } 1218 }
1219
2873 /* If we are just printing, we don't care about cursed status */ 1220 /* If we are just printing, we don't care about cursed status */
2874 if ((aflags & AP_IGNORE_CURSE) || (aflags & AP_PRINT) || (!(QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED)))) 1221 if ((aflags & AP_IGNORE_CURSE) || (aflags & AP_PRINT) || (!(tmp->flag [FLAG_CURSED] || tmp->flag [FLAG_DAMNED])))
2875 { 1222 {
2876 if (aflags & AP_PRINT) 1223 if (aflags & AP_PRINT)
2877 new_draw_info (NDI_UNIQUE, 0, who, query_name (tmp)); 1224 who->failmsg (query_name (tmp));
2878 else 1225 else
2879 unapply_special (who, tmp, aflags); 1226 unapply_special (who, tmp, aflags);
2880 } 1227 }
2881 else 1228 else
2882 { 1229 {
2883 /* Cursed item that we can't unequip - tell the player. 1230 /* Cursed item that we can't unequip - tell the player.
2884 * Note this could be annoying if this is just one of a few, 1231 * Note this could be annoying if this is just one of a few,
2885 * so it may not be critical (eg, putting on a ring and you have 1232 * so it may not be critical (eg, putting on a ring and you have
2886 * one cursed ring.) 1233 * one cursed ring.)
2887 */ 1234 */
2888 new_draw_info_format (NDI_UNIQUE, 0, who, "The %s just won't come off", query_name (tmp)); 1235 who->failmsgf ("The %s just won't come off." CANNOT_REMOVE_CURSED, query_name (tmp));
2889 } 1236 }
1237
2890 last = tmp->below; 1238 last = tmp->below;
2891 } 1239 }
2892 /* if we got here, this slot is freed up - otherwise, if it wasn't freed up, the 1240 /* if we got here, this slot is freed up - otherwise, if it wasn't freed up, the
2893 * return in the !tmp would have kicked in. 1241 * return in the !tmp would have kicked in.
2894 */ 1242 */
2895 } /* if op is using this body location */ 1243 } /* if op is using this body location */
2896 } /* for body lcoations */ 1244 } /* for body lcoations */
1245
2897 return 0; 1246 return 0;
2898} 1247}
2899 1248
2900/** 1249/**
2901 * Checks to see if 'who' can apply object 'op'. 1250 * Checks to see if 'who' can apply object 'op'.
2902 * Returns 0 if apply can be done without anything special. 1251 * Returns 0 if apply can be done without anything special.
2903 * Otherwise returns a bitmask - potentially several of these may be 1252 * Otherwise returns a bitmask - potentially several of these may be
2904 * set, but largely depends on circumstance - in the future, processing 1253 * set, but largely depends on circumstance - in the future, processing
2905 * may be pruned once we know some status (eg, once CAN_APPLY_NEVER 1254 * may be pruned once we know some status (eg, once CAN_APPLY_NEVER
2906 * is set, do we really are what the other flags may be?) 1255 * is set, do we really care what the other flags may be?)
2907 * 1256 *
2908 * See include/define.h for detailed description of the meaning of 1257 * See include/define.h for detailed description of the meaning of
2909 * these return values. 1258 * these return values.
2910 */ 1259 */
2911int 1260int
2912can_apply_object (object *who, object *op) 1261can_apply_object (object *who, object *op)
2913{ 1262{
2914 if (INVOKE_OBJECT (CAN_BE_APPLIED, op, ARG_OBJECT (who)) || INVOKE_OBJECT (CAN_APPLY, who, ARG_OBJECT (op))) 1263 if (INVOKE_OBJECT (CAN_BE_APPLIED, op, ARG_OBJECT (who)) || INVOKE_OBJECT (CAN_APPLY, who, ARG_OBJECT (op)))
2915 return RESULT_INT (0); 1264 return RESULT_INT (0);
2916 1265
2917 int i, retval = 0; 1266 int retval = 0;
2918 object *tmp = NULL, *ws = NULL; 1267 object *tmp = 0, *ws = 0;
2919 1268
2920 /* Players have 2 'arm's, so they could in theory equip 2 shields or 1269 for (int i = 0; i < NUM_BODY_LOCATIONS; i++)
2921 * 2 weapons, but we don't want to let them do that. So if they are
2922 * trying to equip a weapon or shield, see if they already have one
2923 * in place and store that way.
2924 */
2925 if (op->type == WEAPON || op->type == SHIELD)
2926 { 1270 {
2927 for (tmp = who->inv; tmp && !ws; tmp = tmp->below) 1271 if (op->slot[i].info)
2928 { 1272 {
2929 if (QUERY_FLAG (tmp, FLAG_APPLIED) && tmp->type == op->type) 1273 /* Item uses more slots than we have */
1274 if (who->slot[i].info + op->slot [i].info < 0)
2930 { 1275 {
2931 retval = CAN_APPLY_UNAPPLY;
2932 ws = tmp;
2933 }
2934 }
2935 }
2936
2937
2938 for (i = 0; i < NUM_BODY_LOCATIONS; i++)
2939 {
2940 if (op->body_info[i])
2941 {
2942 /* Item uses more slots than we have */
2943 if (FABS (op->body_info[i]) > who->body_info[i])
2944 {
2945 /* Could return now for efficiently - rest of info below isn' 1276 /* Could return now for efficiency - rest of info below isn't
2946 * really needed. 1277 * really needed.
2947 */ 1278 */
2948 retval |= CAN_APPLY_NEVER; 1279 retval |= CAN_APPLY_NEVER;
2949 } 1280 }
2950 else if ((who->body_used[i] + op->body_info[i]) < 0) 1281 else if (who->slot[i].used + op->slot[i].info < 0)
2951 { 1282 {
2952 /* in this case, equipping this would use more free spots than 1283 /* in this case, equipping this would use more free spots than
2953 * we have. 1284 * we have.
2954 */ 1285 */
2955 object *tmp1;
2956
2957 1286
2958 /* if we have an applied weapon/shield, and unapply it would free 1287 /* if we have an applied weapon/shield, and unapply it would free
2959 * enough slots to equip the new item, then just set this can 1288 * enough slots to equip the new item, then just set "can
2960 * continue. We don't care about the logic below - if you have 1289 * apply unapply". We don't care about the logic below - if you have a
2961 * shield equipped and try to equip another shield, there is only 1290 * shield equipped and try to equip another shield, there is only
2962 * one choice. However, the check for the number of body locations 1291 * one choice. However, the check for the number of body locations
2963 * does take into the account cases where what is being applied 1292 * does take into the account cases where what is being applied
2964 * may be two handed for example. 1293 * may be two handed for example.
2965 */ 1294 */
2966 if (ws) 1295 if (ws)
2967 { 1296 if ((who->slot[i].used - ws->slot[i].info + op->slot[i].info) >= 0)
2968 if ((who->body_used[i] - ws->body_info[i] + op->body_info[i]) >= 0)
2969 { 1297 {
2970 retval |= CAN_APPLY_UNAPPLY; 1298 retval |= CAN_APPLY_UNAPPLY;
2971 continue; 1299 continue;
2972 } 1300 }
2973 }
2974 1301
2975 tmp1 = get_item_from_body_location (who->inv, i); 1302 object *tmp1 = get_next_item_from_body_location (i, who->inv);
2976 if (!tmp1) 1303 if (!tmp1)
2977 {
2978#if 0
2979 /* This is sort of an error, but happens a lot when old players
2980 * join in with more stuff equipped than they are now allowed.
2981 */
2982 LOG (llevError, "Can't find object using location %d on %s\n", i, who->name);
2983#endif
2984 retval |= CAN_APPLY_NEVER; 1304 retval |= CAN_APPLY_NEVER;
2985 }
2986 else 1305 else
2987 { 1306 {
2988 /* need to unapply something. However, if this something 1307 /* need to unapply something. However, if this something
2989 * is different than we had found before, it means they need 1308 * is different than we had found before, it means they need
2990 * to apply multiple objects 1309 * to apply multiple objects
2991 */ 1310 */
2992 retval |= CAN_APPLY_UNAPPLY; 1311 retval |= CAN_APPLY_UNAPPLY;
1312
2993 if (!tmp) 1313 if (!tmp)
2994 tmp = tmp1; 1314 tmp = tmp1;
2995 else if (tmp != tmp1) 1315 else if (tmp != tmp1)
2996 {
2997 retval |= CAN_APPLY_UNAPPLY_MULT; 1316 retval |= CAN_APPLY_UNAPPLY_MULT;
2998 } 1317
2999 /* This object isn't using up all the slots, so there must 1318 /* This object isn't using up all the slots, so there must
3000 * be another. If so, and it the new item doesn't need all 1319 * be another. If so, and it the new item doesn't need all
3001 * the slots, the player then has a choice. 1320 * the slots, the player then has a choice.
3002 */ 1321 */
3003 if (((who->body_used[i] - tmp1->body_info[i]) != who->body_info[i]) && (FABS (op->body_info[i]) < who->body_info[i])) 1322 if ((who->slot[i].used - tmp1->slot[i].info != who->slot[i].info)
1323 && abs (op->slot[i].info) < who->slot[i].info)
3004 retval |= CAN_APPLY_UNAPPLY_CHOICE; 1324 retval |= CAN_APPLY_UNAPPLY_CHOICE;
3005 1325
3006 /* Does unequippint 'tmp1' free up enough slots for this to be 1326 /* Does unequippint 'tmp1' free up enough slots for this to be
3007 * equipped? If not, there must be something else to unapply. 1327 * equipped? If not, there must be something else to unapply.
3008 */ 1328 */
3009 if ((who->body_used[i] + op->body_info[i] - tmp1->body_info[i]) < 0) 1329 if (who->slot[i].used + op->slot[i].info < tmp1->slot[i].info)
3010 retval |= CAN_APPLY_UNAPPLY_MULT; 1330 retval |= CAN_APPLY_UNAPPLY_MULT;
3011
3012 } 1331 }
3013 } /* if not enough free slots */ 1332 } /* if not enough free slots */
3014 } /* if this object uses location i */ 1333 } /* if this object uses location i */
3015 } /* for i -> num_body_locations loop */ 1334 } /* for i -> num_body_locations loop */
3016 1335
… …
3019 * the weapon/shield checks, and the range checks for monsters, 1338 * the weapon/shield checks, and the range checks for monsters,
3020 * because you can't control those just by body location - bows, shields, 1339 * because you can't control those just by body location - bows, shields,
3021 * and weapons all use the same slot. Similar for horn/rod/wand - they 1340 * and weapons all use the same slot. Similar for horn/rod/wand - they
3022 * all use the same location. 1341 * all use the same location.
3023 */ 1342 */
3024 if (op->type == WEAPON && !QUERY_FLAG (who, FLAG_USE_WEAPON)) 1343 if (op->type == WEAPON && !who->flag [FLAG_USE_WEAPON])
3025 retval |= CAN_APPLY_RESTRICTION; 1344 retval |= CAN_APPLY_RESTRICTION;
1345
3026 if (op->type == SHIELD && !QUERY_FLAG (who, FLAG_USE_SHIELD)) 1346 if (op->type == SHIELD && !who->flag [FLAG_USE_SHIELD])
3027 retval |= CAN_APPLY_RESTRICTION; 1347 retval |= CAN_APPLY_RESTRICTION;
3028 1348
3029
3030 if (who->type != PLAYER) 1349 if (who->type != PLAYER)
3031 { 1350 {
3032 if ((op->type == WAND || op->type == HORN || op->type == ROD) && !QUERY_FLAG (who, FLAG_USE_RANGE)) 1351 if ((op->type == WAND || op->type == HORN || op->type == ROD) && !who->flag [FLAG_USE_RANGE])
3033 retval |= CAN_APPLY_RESTRICTION; 1352 retval |= CAN_APPLY_RESTRICTION;
1353
3034 if (op->type == BOW && !QUERY_FLAG (who, FLAG_USE_BOW)) 1354 if (op->type == BOW && !who->flag [FLAG_USE_BOW])
3035 retval |= CAN_APPLY_RESTRICTION; 1355 retval |= CAN_APPLY_RESTRICTION;
1356
3036 if (op->type == RING && !QUERY_FLAG (who, FLAG_USE_RING)) 1357 if (op->type == RING && !who->flag [FLAG_USE_RING])
3037 retval |= CAN_APPLY_RESTRICTION; 1358 retval |= CAN_APPLY_RESTRICTION;
1359
3038 if (op->type == BOW && !QUERY_FLAG (who, FLAG_USE_BOW)) 1360 if (op->type == BOW && !who->flag [FLAG_USE_BOW])
3039 retval |= CAN_APPLY_RESTRICTION; 1361 retval |= CAN_APPLY_RESTRICTION;
3040 } 1362 }
1363
3041 return retval; 1364 return retval;
3042} 1365}
3043
3044
3045 1366
3046/** 1367/**
3047 * who is the object using the object. It can be a monster. 1368 * who is the object using the object. It can be a monster.
3048 * op is the object they are using. op is an equipment type item, 1369 * op is the object they are using. op is an equipment type item,
3049 * eg, one which you put on and keep on for a while, and not something 1370 * eg, one which you put on and keep on for a while, and not something
… …
3058 * AP_UNAPPLY=always unapply). 1379 * AP_UNAPPLY=always unapply).
3059 * 1380 *
3060 * Optional flags: 1381 * Optional flags:
3061 * AP_NO_MERGE: don't merge an unapplied object with other objects 1382 * AP_NO_MERGE: don't merge an unapplied object with other objects
3062 * AP_IGNORE_CURSE: unapply cursed items 1383 * AP_IGNORE_CURSE: unapply cursed items
1384 * AP_NO_READY: do not ready skills when applying skill tools
3063 * 1385 *
3064 * Usage example: apply_special (who, op, AP_UNAPPLY | AP_IGNORE_CURSE) 1386 * Usage example: apply_special (who, op, AP_UNAPPLY | AP_IGNORE_CURSE)
3065 * 1387 *
3066 * apply_special() doesn't check for unpaid items. 1388 * apply_special() doesn't check for unpaid items.
3067 */ 1389 */
3068int 1390
1391#define LACK_ITEM_POWER \
1392 " H<You lack enough unused item power to use this weapon, see the skills command.>"
1393
1394static bool
3069apply_special (object *who, object *op, int aflags) 1395apply_special (object *who, object *op, int aflags)
3070{ 1396{
3071 int basic_flag = aflags & AP_BASIC_FLAGS; 1397 int basic_flag = aflags & AP_MODE;
3072 object *tmp, *tmp2, *skop = NULL; 1398 object *tmp, *skop = NULL;
3073 int i;
3074
3075 if (who == NULL)
3076 {
3077 LOG (llevError, "apply_special() from object without environment.\n");
3078 return 1;
3079 }
3080
3081 if (op->env != who)
3082 return 1; /* op is not in inventory */
3083 1399
3084 /* trying to unequip op */ 1400 /* trying to unequip op */
3085 if (QUERY_FLAG (op, FLAG_APPLIED)) 1401 if (op->flag [FLAG_APPLIED])
3086 { 1402 {
3087 /* always apply, so no reason to unapply */ 1403 /* always apply, so no reason to unapply */
3088 if (basic_flag == AP_APPLY) 1404 if (basic_flag == AP_APPLY)
3089 return 0; 1405 return 0;
3090 1406
3091 if (!(aflags & AP_IGNORE_CURSE) && (QUERY_FLAG (op, FLAG_CURSED) || QUERY_FLAG (op, FLAG_DAMNED))) 1407 return unapply_special (who, op, aflags);
1408 }
1409 else if (basic_flag == AP_UNAPPLY)
1410 return 0;
1411
1412 splay (op);
1413
1414 /* Can't just apply this object. Lets see what not and what to do */
1415 if (int i = can_apply_object (who, op))
1416 {
1417 if (i & CAN_APPLY_NEVER)
3092 { 1418 {
3093 new_draw_info_format (NDI_UNIQUE, 0, who, "No matter how hard you try, you just can't\nremove %s.", query_name (op)); 1419 who->failmsgf ("You don't have the body to use a %s. H<You can never apply this item.>", query_name (op));
3094 return 1; 1420 return 1;
3095 } 1421 }
3096 return unapply_special (who, op, aflags); 1422 else if (i & CAN_APPLY_RESTRICTION)
3097 } 1423 {
3098 1424 who->failmsgf (
3099 if (basic_flag == AP_UNAPPLY) 1425 "You have a prohibition against using a %s. "
3100 return 0; 1426 "H<Your belief, profession or class prevents you from applying this item.>",
3101 1427 query_name (op)
3102 i = can_apply_object (who, op);
3103
3104 /* Can't just apply this object. Lets see what not and what to do */
3105 if (i)
3106 {
3107 if (i & CAN_APPLY_NEVER)
3108 { 1428 );
3109 new_draw_info_format (NDI_UNIQUE, 0, who, "You don't have the body to use a %s\n", query_name (op));
3110 return 1; 1429 return 1;
3111 } 1430 }
3112 else if (i & CAN_APPLY_RESTRICTION) 1431
3113 {
3114 new_draw_info_format (NDI_UNIQUE, 0, who, "You have a prohibition against using a %s\n", query_name (op));
3115 return 1;
3116 }
3117 if (who->type != PLAYER) 1432 if (who->type != PLAYER)
3118 { 1433 {
3119 /* Some error, so don't try to equip something more */ 1434 /* Some error, so don't try to equip something more */
3120 if (unapply_for_ob (who, op, aflags)) 1435 if (unapply_for_ob (who, op, aflags))
3121 return 1; 1436 return 1;
3122 } 1437 }
3123 else 1438 else
3124 { 1439 {
3125 if (who->contr->unapply == unapply_never || (i & CAN_APPLY_UNAPPLY_CHOICE && who->contr->unapply == unapply_nochoice)) 1440 if (who->contr->unapply == unapply_never || (i & CAN_APPLY_UNAPPLY_CHOICE && who->contr->unapply == unapply_nochoice))
3126 { 1441 {
3127 new_draw_info (NDI_UNIQUE, 0, who, "You need to unapply some of the following item(s) or change your applymode:"); 1442 who->failmsg ("You need to unapply some of the following item(s) or change your applymode:");
3128 unapply_for_ob (who, op, AP_PRINT); 1443 unapply_for_ob (who, op, AP_PRINT);
3129 return 1; 1444 return 1;
3130 } 1445 }
3131 else if (who->contr->unapply == unapply_always || !(i & CAN_APPLY_UNAPPLY_CHOICE)) 1446 else if (who->contr->unapply == unapply_always || !(i & CAN_APPLY_UNAPPLY_CHOICE))
3132 {
3133 i = unapply_for_ob (who, op, aflags); 1447 if (unapply_for_ob (who, op, aflags))
3134 if (i)
3135 return 1; 1448 return 1;
3136 }
3137 } 1449 }
3138 } 1450 }
3139 1451
3140 if (op->skill && op->type != SKILL && op->type != SKILL_TOOL) 1452 if (op->skill && op->type != SKILL && op->type != SKILL_TOOL)
3141 { 1453 {
1454 // try to ready attached skill first
3142 skop = find_skill_by_name (who, op->skill); 1455 skop = find_skill_by_name (who, op->skill);
1456
3143 if (!skop) 1457 if (!skop)
3144 { 1458 {
3145 new_draw_info_format (NDI_UNIQUE, 0, who, "You need the %s skill to use this item!", &op->skill); 1459 who->failmsgf ("You need the %s skill to use this item!", &op->skill);
3146 return 1; 1460 return 1;
3147 } 1461 }
3148 else 1462 else if (!who->apply (skop, AP_APPLY | AP_NO_SLOT))
3149 {
3150 /* While experience will be credited properly, we want to change the
3151 * skill so that the dam and wc get updated
3152 */
3153 change_skill (who, skop, 0);
3154 } 1463 {
3155 } 1464 who->failmsgf ("You can't use the required %s skill!", &op->skill);
3156 1465 return 1;
3157 if (who->type == PLAYER && op->item_power && (op->item_power + who->contr->item_power) > (settings.item_power_factor * who->level)) 1466 }
3158 { 1467 }
3159 new_draw_info (NDI_UNIQUE, 0, who, 1468
1469 if (!check_item_power (who, op->item_power))
1470 {
3160 "Equipping that combined with other items would consume your soul! " 1471 who->failmsg ("Equipping that combined with other items would consume your soul!" LACK_ITEM_POWER);
3161 "[use the skills command to check your available item power]");
3162 return 1; 1472 return 1;
3163 } 1473 }
3164
3165 1474
3166 /* Ok. We are now at the state where we can apply the new object. 1475 /* Ok. We are now at the state where we can apply the new object.
3167 * Note that we don't have the checks for can_use_... 1476 * Note that we don't have the checks for can_use_...
3168 * below - that is already taken care of by can_apply_object. 1477 * below - that is already taken care of by can_apply_object.
3169 */ 1478 */
3170 1479
3171 if (op->nrof > 1) 1480 // split away all the other items from the stack, so only one item is left
3172 tmp = get_split_ob (op, op->nrof - 1); 1481 tmp = op->nrof > 1 ? op->split (op->nrof - 1) : 0;
3173 else
3174 tmp = NULL;
3175 1482
3176 if (INVOKE_OBJECT (BE_READY, op, ARG_OBJECT (who)) || INVOKE_OBJECT (READY, who, ARG_OBJECT (op))) 1483 if (INVOKE_OBJECT (BE_READY, op, ARG_OBJECT (who)) || INVOKE_OBJECT (READY, who, ARG_OBJECT (op)))
3177 return RESULT_INT (0); 1484 return RESULT_INT (0);
3178 1485
3179 switch (op->type) 1486 switch (op->type)
3180 { 1487 {
3181 case WEAPON: 1488 case WEAPON:
3182 if (!check_weapon_power (who, op->last_eat)) 1489 if (op->level && (!op->name.starts_with (who->name) || op->name [who->name.length ()] != '\''))
3183 {
3184 new_draw_info (NDI_UNIQUE, 0, who, "That weapon is too powerful for you to use.");
3185 new_draw_info (NDI_UNIQUE, 0, who, "It would consume your soul!.");
3186 if (tmp != NULL)
3187 (void) insert_ob_in_ob (tmp, who);
3188 return 1;
3189 }
3190
3191 //TODO: this obviously fails for players using a shiorter prefix
3192 // i.e. "R" can use Ragnarok's swors.
3193 if (op->level && (strncmp (op->name, who->name, strlen (who->name))))
3194 { 1490 {
3195 /* if the weapon does not have the name as the character, can't use it. */ 1491 /* if the weapon does not have the name as the character, can't use it. */
3196 /* (Ragnarok's sword attempted to be used by Foo: won't work) */ 1492 /* (Ragnarok's sword attempted to be used by Foo: won't work) */
3197 new_draw_info (NDI_UNIQUE, 0, who, "The weapon does not recognize you as its owner."); 1493 who->failmsg ("The weapon does not recognize you as its owner. "
3198 1494 "H<Its name indicates that it belongs to somebody else.>");
3199 if (tmp) 1495 if (tmp) who->insert (tmp);
3200 insert_ob_in_ob (tmp, who);
3201
3202 return 1; 1496 return 1;
3203 } 1497 }
3204 1498
3205 SET_FLAG (op, FLAG_APPLIED); 1499 op->flag [FLAG_APPLIED] = true;
3206 1500
3207 if (skop) 1501 if (player *pl = who->contr)
3208 change_skill (who, skop, 1); 1502 {
3209 if (!QUERY_FLAG (who, FLAG_READY_WEAPON)) 1503 who->statusmsg (format ("You wield %s.", query_name (op)));
3210 SET_FLAG (who, FLAG_READY_WEAPON);
3211
3212 new_draw_info_format (NDI_UNIQUE, 0, who, "You wield %s.", query_name (op));
3213
3214 (void) change_abil (who, op); 1504 change_abil (who, op);
1505 }
1506
1507 op->flag [FLAG_READY_WEAPON] = true;
3215 break; 1508 break;
3216 1509
3217 case ARMOUR: 1510 case ARMOUR:
3218 case HELMET: 1511 case HELMET:
3219 case SHIELD: 1512 case SHIELD:
… …
3222 case GIRDLE: 1515 case GIRDLE:
3223 case BRACERS: 1516 case BRACERS:
3224 case CLOAK: 1517 case CLOAK:
3225 case RING: 1518 case RING:
3226 case AMULET: 1519 case AMULET:
3227 SET_FLAG (op, FLAG_APPLIED); 1520 op->set_flag (FLAG_APPLIED);
3228 new_draw_info_format (NDI_UNIQUE, 0, who, "You wear %s.", query_name (op)); 1521 who->statusmsg (format ("You wear %s.", query_name (op)));
3229 (void) change_abil (who, op); 1522 change_abil (who, op);
3230 break; 1523 break;
1524
1525 case SKILL_TOOL:
1526 // applying a skill tool does not ready the skill
1527 // if something needs the skill, it has to ready it itself
1528 //TODO: unapplying should unapply the skill, though
1529 op->set_flag (FLAG_APPLIED);
1530 break;
1531
3231 case LAMP: 1532 case SKILL:
3232 if (op->stats.food < 1) 1533 if (who->contr)
1534 if (op->invisible)
1535 who->statusmsg (format ("You can now use the %s skill.", &op->skill));
1536 else
1537 who->statusmsg (format ("You ready %s.", query_name (op)));
1538
1539 who->set_flag (FLAG_READY_SKILL);
1540 op->set_flag (FLAG_APPLIED);
1541 change_abil (who, op);
1542 break;
1543
1544 case BOW:
1545 if (op->level && (!op->name.starts_with (who->name) || op->name [who->name.length ()] != '\''))
3233 { 1546 {
3234 new_draw_info_format (NDI_UNIQUE, 0, who, "Your %s is out of" " fuel!", &op->name); 1547 who->failmsg ("The weapon does not recognize you as its owner. "
1548 "H<Its name indicates that it belongs to somebody else.>");
1549 if (tmp) who->insert (tmp);
3235 return 1; 1550 return 1;
3236 } 1551 }
3237 new_draw_info_format (NDI_UNIQUE, 0, who, "You turn on your %s.", &op->name);
3238 tmp2 = arch_to_object (op->other_arch);
3239 tmp2->stats.food = op->stats.food;
3240 SET_FLAG (tmp2, FLAG_APPLIED);
3241 if (QUERY_FLAG (op, FLAG_INV_LOCKED))
3242 SET_FLAG (tmp2, FLAG_INV_LOCKED);
3243 insert_ob_in_ob (tmp2, who);
3244 1552
3245 /* Remove the old lantern */ 1553 if (player *pl = who->contr)
3246 if (who->type == PLAYER)
3247 esrv_del_item (who->contr, op->count);
3248
3249 op->destroy ();
3250
3251 /* insert the portion that was split off */
3252 if (tmp != NULL)
3253 { 1554 {
3254 (void) insert_ob_in_ob (tmp, who); 1555 op->flag [FLAG_APPLIED] = true;
3255 if (who->type == PLAYER) 1556 who->statusmsg (format ("You wield the %s.", query_name (op)));
3256 esrv_send_item (who, tmp); 1557 change_abil (who, op);
3257 } 1558 }
3258 who->update_stats (); 1559 break;
3259 if (QUERY_FLAG (op, FLAG_CURSED) || QUERY_FLAG (op, FLAG_DAMNED)) 1560
1561 case RANGED:
1562 if (player *pl = who->contr)
3260 { 1563 {
3261 if (who->type == PLAYER) 1564 op->flag [FLAG_APPLIED] = true;
3262 { 1565 who->statusmsg (format ("You applied the %s.", query_name (op)));
3263 new_draw_info (NDI_UNIQUE, 0, who, "Oops, it feels deadly cold!");
3264 SET_FLAG (tmp2, FLAG_KNOWN_CURSED);
3265 }
3266 } 1566 }
3267 if (who->type == PLAYER)
3268 esrv_send_item (who, tmp2);
3269 return 0;
3270 break; 1567 break;
3271 1568
3272 /* this part is needed for skill-tools */
3273 case SKILL: 1569 case SPELL:
3274 case SKILL_TOOL: 1570 if (player *pl = who->contr)
3275 if (who->chosen_skill)
3276 { 1571 {
3277 LOG (llevError, "BUG: apply_special(): can't apply two skills\n"); 1572 op->flag [FLAG_APPLIED] = true;
3278 return 1; 1573 who->statusmsg (format ("You ready the spell %s.", query_name (op)));
3279 } 1574 }
3280 if (who->type == PLAYER)
3281 {
3282 who->contr->shoottype = range_skill;
3283 who->contr->ranges[range_skill] = op;
3284 if (!op->invisible)
3285 {
3286 new_draw_info_format (NDI_UNIQUE, 0, who, "You ready %s.", query_name (op));
3287 new_draw_info_format (NDI_UNIQUE, 0, who, "You can now use the skill: %s.", &op->skill);
3288 }
3289 else
3290 {
3291 new_draw_info_format (NDI_UNIQUE, 0, who, "Readied skill: %s.", op->skill ? &op->skill : &op->name);
3292 }
3293 }
3294 SET_FLAG (op, FLAG_APPLIED);
3295 (void) change_abil (who, op);
3296 who->chosen_skill = op;
3297 SET_FLAG (who, FLAG_READY_SKILL);
3298 break; 1575 break;
3299 1576
1577 /*FALLTHROUGH*/
3300 case BOW: 1578 case WAND:
3301 if (!check_weapon_power (who, op->last_eat))
3302 {
3303 new_draw_info (NDI_UNIQUE, 0, who, "That item is too powerful for you to use.");
3304 new_draw_info (NDI_UNIQUE, 0, who, "It would consume your soul!.");
3305 if (tmp != NULL)
3306 (void) insert_ob_in_ob (tmp, who);
3307 return 1;
3308 }
3309 if (op->level && (strncmp (op->name, who->name, strlen (who->name))))
3310 {
3311 new_draw_info (NDI_UNIQUE, 0, who, "The weapon does not recognize you as its owner.");
3312 if (tmp != NULL)
3313 (void) insert_ob_in_ob (tmp, who);
3314 return 1;
3315 }
3316 /*FALLTHROUGH*/ case WAND:
3317 case ROD: 1579 case ROD:
3318 case HORN: 1580 case HORN:
3319 /* check for skill, alter player status */ 1581 op->flag [FLAG_APPLIED] = true;
3320 SET_FLAG (op, FLAG_APPLIED);
3321 if (skop)
3322 change_skill (who, skop, 0);
3323 new_draw_info_format (NDI_UNIQUE, 0, who, "You ready %s.", query_name (op));
3324 1582
3325 if (who->type == PLAYER) 1583 if (player *pl = who->contr)
3326 { 1584 {
1585 who->statusmsg (format ("You ready %s.", query_name (op)));
1586
3327 if (op->type == BOW) 1587 if (op->type == BOW)
3328 { 1588 who->statusmsg (format ("You will now fire %s with %s.", op->race ? &op->race : "nothing", query_name (op)));
1589
3329 (void) change_abil (who, op); 1590 change_abil (who, op);
3330 new_draw_info_format (NDI_UNIQUE, 0, who,
3331 "You will now fire %s with %s.", op->race ? &op->race : "nothing", query_name (op));
3332 who->contr->shoottype = range_bow;
3333 }
3334 else
3335 {
3336 who->contr->shoottype = range_misc;
3337 }
3338 } 1591 }
3339 else 1592 else
3340 { 1593 {
3341 if (op->type == BOW) 1594 if (op->type == BOW)
3342 SET_FLAG (who, FLAG_READY_BOW); 1595 op->flag [FLAG_READY_BOW ] = true;
3343 else 1596 else
3344 SET_FLAG (who, FLAG_READY_RANGE); 1597 op->flag [FLAG_READY_RANGE] = true;
1598 }
1599
1600 break;
1601
1602 case BUILDER:
1603 if (player *pl = who->contr)
1604 {
1605 who->statusmsg (format ("You ready your %s.", query_name (op)));
1606 //TODO: change_abil?
3345 } 1607 }
3346 break; 1608 break;
3347 1609
3348 case BUILDER:
3349 if (who->contr->ranges[range_builder])
3350 unapply_special (who, who->contr->ranges[range_builder], 0);
3351 who->contr->shoottype = range_builder;
3352 who->contr->ranges[range_builder] = op;
3353 new_draw_info_format (NDI_UNIQUE, 0, who, "You ready your %s.", query_name (op));
3354 break;
3355
3356 default: 1610 default:
3357 new_draw_info_format (NDI_UNIQUE, 0, who, "You apply %s.", query_name (op)); 1611 who->statusmsg (format ("You apply %s.", query_name (op)));
3358 } /* end of switch op->type */ 1612 }
3359 1613
3360 SET_FLAG (op, FLAG_APPLIED); 1614 op->set_flag (FLAG_APPLIED);
3361 1615
3362 if (tmp != NULL) 1616 if (tmp) who->insert (tmp);
3363 tmp = insert_ob_in_ob (tmp, who);
3364 1617
3365 who->update_stats (); 1618 who->update_stats ();
3366 1619
3367 /* We exclude spell casting objects. The fire code will set the 1620 /* We exclude spell casting objects. The fire code will set the
3368 * been applied flag when they are used - until that point, 1621 * been applied flag when they are used - until that point,
3369 * you don't know anything about them. 1622 * you don't know anything about them.
3370 */ 1623 */
3371 if (who->type == PLAYER && op->type != WAND && op->type != HORN && op->type != ROD) 1624 if (who->type == PLAYER && op->type != WAND && op->type != HORN && op->type != ROD)
3372 SET_FLAG (op, FLAG_BEEN_APPLIED); 1625 op->set_flag (FLAG_BEEN_APPLIED);
3373 1626
3374 if (QUERY_FLAG (op, FLAG_CURSED) || QUERY_FLAG (op, FLAG_DAMNED)) 1627 if (op->flag [FLAG_CURSED] || op->flag [FLAG_DAMNED])
3375 {
3376 if (who->type == PLAYER) 1628 if (who->type == PLAYER)
3377 { 1629 {
3378 new_draw_info (NDI_UNIQUE, 0, who, "Oops, it feels deadly cold!"); 1630 who->failmsg (
3379 SET_FLAG (op, FLAG_KNOWN_CURSED); 1631 "Oops, it feels deadly cold! "
1632 "H<Maybe it wasn't such a bright idea to apply this cursed or damned item.>"
1633 );
1634 op->set_flag (FLAG_KNOWN_CURSED);
3380 } 1635 }
3381 } 1636
3382 if (who->type == PLAYER) 1637 if (object *pl = op->visible_to ())
3383 {
3384 /* if multiple objects were applied, update both slots */
3385 if (tmp)
3386 esrv_send_item (who, tmp);
3387 esrv_send_item (who, op); 1638 esrv_send_item (pl, op);
3388 } 1639
3389 return 0; 1640 return 0;
3390} 1641}
3391 1642
3392 1643/**
1644 * Check if op should abort moving victim because of it's race or slaying.
1645 * Returns 1 if it should abort, returns 0 if it should continue.
1646 */
3393int 1647int
3394monster_apply_special (object *who, object *op, int aflags) 1648should_director_abort (object *op, object *victim)
3395{ 1649{
3396 if (QUERY_FLAG (op, FLAG_UNPAID) && !QUERY_FLAG (op, FLAG_APPLIED)) 1650 int arch_flag, name_flag, race_flag;
1651
1652 /* Get flags to determine what of arch, name, and race should be checked.
1653 * This is stored in subtype, and is a bitmask, the LSB is the arch flag,
1654 * the next is the name flag, and the last is the race flag. Also note,
1655 * if subtype is set to zero, that also goes to defaults of all affecting
1656 * it. Examples:
1657 * subtype 1: only arch
1658 * subtype 3: arch or name
1659 * subtype 5: arch or race
1660 * subtype 7: all three
1661 */
1662 if (op->subtype)
1663 {
1664 arch_flag = op->subtype & 1;
1665 name_flag = op->subtype & 2;
1666 race_flag = op->subtype & 4;
1667 }
1668 else
1669 {
1670 arch_flag = 1;
1671 name_flag = 1;
1672 race_flag = 1;
1673 }
1674
1675 /* If the director has race set, only affect objects with a arch,
1676 * name or race that matches.
1677 */
1678 if ((op->race) &&
1679 ((!(victim->arch && arch_flag && victim->arch->archname) || op->race != victim->arch->archname)) &&
1680 ((!(victim->name && name_flag) || op->race != victim->name)) &&
1681 ((!(victim->race && race_flag) || op->race != victim->race)))
3397 return 1; 1682 return 1;
1683
1684 /* If the director has slaying set, only affect objects where none
1685 * of arch, name, or race match.
1686 */
1687 if ((op->slaying) && (((victim->arch && arch_flag && victim->arch->archname && op->slaying == victim->arch->archname))) ||
1688 ((victim->name && name_flag && op->slaying == victim->name)) ||
1689 ((victim->race && race_flag && op->slaying == victim->race)))
1690 return 1;
1691
1692 return 0;
1693}
1694
1695/**
1696 * This handles a player dropping money on an altar to identify stuff.
1697 * It'll identify marked item, if none all items up to dropped money.
1698 * Return value: 1 if money was destroyed, 0 if not.
1699 */
1700static int
1701apply_id_altar (object *money, object *altar, object *pl)
1702{
1703 dynbuf_text &buf = msg_dynbuf; buf.clear ();
1704
1705 if (!pl || pl->type != PLAYER)
1706 return 0;
1707
1708 /* Check for MONEY type is a special hack - it prevents 'nothing needs
1709 * identifying' from being printed out more than it needs to be.
1710 */
1711 if (!check_altar_sacrifice (altar, money, pl) || money->type != MONEY)
1712 return 0;
1713
1714 /* if the player has a marked item, identify that if it needs to be
1715 * identified. If it doesn't, then go through the player inventory.
1716 */
1717 if (object *marked = pl->mark ())
1718 if (!marked->flag [FLAG_IDENTIFIED] && marked->need_identify ())
1719 {
1720 if (operate_altar (altar, &money, pl))
1721 {
1722 identify (marked);
1723
1724 buf.printf ("You have %s.\r", long_desc (marked, pl));
1725 if (marked->msg)
1726 buf << "The item has a story:\r" << marked->msg << "\n\n";
1727
1728 return !money;
1729 }
1730 }
1731
1732 for (object *id = pl->inv; id; id = id->below)
1733 {
1734 if (!id->flag [FLAG_IDENTIFIED] && !id->invisible && id->need_identify ())
1735 {
1736 if (operate_altar (altar, &money, pl))
1737 {
1738 identify (id);
1739
1740 buf.printf ("You have %s.\r", long_desc (id, pl));
1741 if (id->msg)
1742 buf << "The item has a story:\r" << id->msg << "\n\n";
1743
1744 /* If no more money, might as well quit now */
1745 if (!money || !check_altar_sacrifice (altar, money))
1746 break;
1747 }
1748 else
1749 {
1750 LOG (llevError, "check_id_altar: Couldn't do sacrifice when we should have been able to\n");
1751 break;
1752 }
1753 }
1754 }
1755
1756 if (buf.empty ())
1757 pl->failmsg ("You have nothing that needs identifying");
1758 else
1759 pl->contr->infobox (MSG_CHANNEL ("identify"), buf);
1760
1761 return !money;
1762}
1763
1764/**
1765 * This checks whether the object has a "on_use_yield" field, and if so generated and drops
1766 * matching item.
1767 **/
1768void
1769handle_apply_yield (object *tmp)
1770{
1771 if (shstr_tmp yield = tmp->kv [shstr_on_use_yield])
1772 archetype::get (yield)->insert_at (tmp, tmp, INS_BELOW_ORIGINATOR);
1773}
1774
1775/**
1776 * Handles applying a potion.
1777 */
1778int
1779apply_potion (object *op, object *tmp)
1780{
1781 int got_one = 0, i;
1782 object *force = 0;
1783
1784 if (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_SAFE)
1785 {
1786 op->failmsg ("Gods prevent you from using this here, it's sacred ground!");
1787
1788 tmp->clr_flag (FLAG_APPLIED);
1789 return 0;
1790 }
1791
1792 if (op->type == PLAYER)
1793 if (!tmp->flag [FLAG_IDENTIFIED])
1794 identify (tmp);
1795
1796 handle_apply_yield (tmp);
1797
1798 /* Potion of restoration - only for players */
1799 if (op->type == PLAYER && (tmp->attacktype & AT_DEPLETE))
1800 {
1801 object *depl;
1802 archetype *at;
1803
1804 if (tmp->flag [FLAG_CURSED] || tmp->flag [FLAG_DAMNED])
1805 {
1806 op->drain_stat ();
1807 op->update_stats ();
1808 tmp->decrease ();
1809 return 1;
1810 }
1811
1812 if (!(at = archetype::find (shstr_depletion)))
1813 {
1814 LOG (llevError, "Could not find archetype depletion\n");
1815 return 0;
1816 }
1817
1818 depl = present_arch_in_ob (at, op);
1819
1820 if (depl)
1821 {
1822 for (i = 0; i < NUM_STATS; i++)
1823 if (depl->stats.stat (i))
1824 op->statusmsg (restore_msg[i]);
1825
1826 depl->destroy ();
1827 op->update_stats ();
1828 }
1829 else
1830 op->statusmsg ("Your potion had no effect.");
1831
1832 tmp->decrease ();
1833 return 1;
1834 }
1835
1836 /* improvement potion - only for players */
1837 if (op->type == PLAYER && (tmp->attacktype & AT_GODPOWER))
1838 {
1839 for (i = 1; i < min (11, op->level); i++)
1840 {
1841 if (tmp->flag [FLAG_CURSED] || tmp->flag [FLAG_DAMNED])
1842 {
1843 if (op->contr->levhp[i] != 1)
1844 {
1845 op->contr->levhp[i] = 1;
1846 break;
1847 }
1848
1849 if (op->contr->levsp[i] != 1)
1850 {
1851 op->contr->levsp[i] = 1;
1852 break;
1853 }
1854
1855 if (op->contr->levgrace[i] != 1)
1856 {
1857 op->contr->levgrace[i] = 1;
1858 break;
1859 }
1860 }
1861 else
1862 {
1863 if (op->contr->levhp[i] < 9)
1864 {
1865 op->contr->levhp[i] = 9;
1866 break;
1867 }
1868
1869 if (op->contr->levsp[i] < 6)
1870 {
1871 op->contr->levsp[i] = 6;
1872 break;
1873 }
1874
1875 if (op->contr->levgrace[i] < 3)
1876 {
1877 op->contr->levgrace[i] = 3;
1878 break;
1879 }
1880 }
1881 }
1882
1883 /* Just makes checking easier */
1884 if (i < min (11, op->level))
1885 got_one = 1;
1886
1887 if (!tmp->flag [FLAG_CURSED] && !tmp->flag [FLAG_DAMNED])
1888 {
1889 if (got_one)
1890 {
1891 op->update_stats ();
1892 op->statusmsg ("The Gods smile upon you and remake you "
1893 "a little more in their image. "
1894 "You feel a little more perfect.", NDI_GREEN);
1895 }
1896 else
1897 op->statusmsg ("The potion had no effect - you are already perfect.");
1898 }
1899 else
1900 { /* cursed potion */
1901 if (got_one)
1902 {
1903 op->update_stats ();
1904 op->failmsg ("The Gods are angry and punish you.");
1905 }
1906 else
1907 op->statusmsg ("You are fortunate that you are so pathetic.", NDI_DK_ORANGE);
1908 }
1909
1910 tmp->decrease ();
1911 return 1;
1912 }
1913
1914
1915 /* A potion that casts a spell. Healing, restore spellpoint (power potion)
1916 * and heroism all fit into this category. Given the spell object code,
1917 * there is no limit to the number of spells that potions can be cast,
1918 * but direction is problematic to try and imbue fireball potions for example.
1919 */
1920 if (tmp->inv)
1921 {
1922 if (tmp->flag [FLAG_CURSED] || tmp->flag [FLAG_DAMNED])
1923 {
1924 op->failmsg ("Yech! Your lungs are on fire!");
1925 create_exploding_ball_at (op, op->level);
1926 }
1927 else
1928 cast_spell (op, tmp, op->facing, tmp->inv, NULL);
1929
1930 tmp->decrease ();
1931
1932 /* if youre dead, no point in doing this... */
1933 if (!op->flag [FLAG_REMOVED])
1934 op->update_stats ();
1935
1936 return 1;
1937 }
1938
1939 /* Deal with protection potions */
1940 force = NULL;
1941 for (i = 0; i < NROFATTACKS; i++)
1942 {
1943 if (tmp->resist[i])
1944 {
1945 if (!force)
1946 force = archetype::get (FORCE_NAME);
1947
1948 memcpy (force->resist, tmp->resist, sizeof (tmp->resist));
1949 force->type = POTION_EFFECT;
1950 break; /* Only need to find one protection since we copy entire batch */
1951 }
1952 }
1953
1954 /* This is a protection potion */
1955 if (force)
1956 {
1957 /* cursed items last longer */
1958 if (tmp->flag [FLAG_CURSED] || tmp->flag [FLAG_DAMNED])
1959 {
1960 force->stats.food *= 10;
1961 for (i = 0; i < NROFATTACKS; i++)
1962 if (force->resist[i] > 0)
1963 force->resist[i] = -force->resist[i]; /* prot => vuln */
1964 }
1965
1966 force->speed_left = -1;
1967 force = insert_ob_in_ob (force, op);
1968 tmp->clr_flag (FLAG_APPLIED);
1969 force->set_flag (FLAG_APPLIED);
1970 change_abil (op, force);
1971 tmp->decrease ();
1972 return 1;
1973 }
1974
1975 /* Only thing left are the stat potions */
1976 if (op->type == PLAYER)
1977 { /* only for players */
1978 if ((tmp->flag [FLAG_CURSED]
1979 || tmp->flag [FLAG_DAMNED])
1980 && tmp->value != 0)
1981 tmp->clr_flag (FLAG_APPLIED);
1982 else
1983 tmp->set_flag (FLAG_APPLIED);
1984
1985 if (!change_abil (op, tmp))
1986 op->statusmsg ("Nothing happened.");
1987 }
1988
1989 /* CLEAR_FLAG is so that if the character has other potions
1990 * that were grouped with the one consumed, his
1991 * stat will not be raised by them. fix_player just clears
1992 * up all the stats.
1993 */
1994 tmp->clr_flag (FLAG_APPLIED);
1995 op->update_stats ();
1996 tmp->decrease ();
1997 return 1;
1998}
1999
2000/**
2001 * 'victim' moves onto 'trap'
2002 * 'victim' leaves 'trap'
2003 * effect is determined by move_on/move_off of trap and move_type of victime.
2004 *
2005 * originator: Player, monster or other object that caused 'victim' to move
2006 * onto 'trap'. Will receive messages caused by this action. May be NULL.
2007 * However, some types of traps require an originator to function.
2008 */
2009void
2010move_apply (object *trap, object *victim, object *originator)
2011{
2012 static int recursion_depth = 0;
2013
2014 trap = trap->head_ ();
2015
2016 /* Only exits affect DMs. */
2017 if (victim->flag [FLAG_WIZPASS] && trap->type != EXIT && trap->type != SIGN)
2018 return;
2019
2020 /* move_apply() is the most likely candidate for causing unwanted and
2021 * possibly unlimited recursion.
2022 */
2023
2024 /* The following was changed because it was causing perfectly correct
2025 * maps to fail. 1) it's not an error to recurse:
2026 * rune detonates, summoning monster. monster lands on nearby rune.
2027 * nearby rune detonates. This sort of recursion is expected and
2028 * proper. This code was causing needless crashes.
2029 */
2030 if (recursion_depth >= 500)
2031 {
2032 LOG (llevDebug, "WARNING: move_apply(): aborting recursion "
2033 "[trap arch %s, name %s; victim arch %s, name %s]\n", &trap->arch->archname, &trap->name, &victim->arch->archname, &victim->name);
2034 return;
2035 }
2036
2037 recursion_depth++;
2038
2039 if (!INVOKE_OBJECT (MOVE_TRIGGER, trap, ARG_OBJECT (victim), ARG_OBJECT (originator)))
2040 switch (trap->type)
2041 {
2042 case PLAYERMOVER:
2043 if (trap->attacktype && (trap->level || victim->type != PLAYER) && !should_director_abort (trap, victim))
2044 {
2045 if (!trap->stats.maxsp)
2046 trap->stats.maxsp = 2;
2047
2048 /* Is this correct? From the docs, it doesn't look like it
2049 * should be divided by trap->speed
2050 */
2051 victim->speed_left = -trap->stats.maxsp * victim->speed / trap->speed;
2052
2053 /* Just put in some sanity check. I think there is a bug in the
2054 * above with some objects have zero speed, and thus the player
2055 * getting permanently paralyzed.
2056 */
2057 victim->speed_left = max (-50.f, victim->speed_left);
2058 /* LOG(llevDebug, "apply, playermove, player speed_left=%f\n", victim->speed_left); */
2059 }
2060 break;
2061
2062 case SPINNER:
2063 if (victim->direction)
2064 {
2065 victim->direction = absdir (victim->direction - trap->stats.sp);
2066 update_turn_face (victim);
2067 }
2068 break;
2069
2070 case DIRECTOR:
2071 if (victim->direction && !should_director_abort (trap, victim))
2072 {
2073 victim->direction = trap->stats.sp;
2074 update_turn_face (victim);
2075 }
2076 break;
2077
2078 case BUTTON:
2079 case PEDESTAL:
2080 case T_MATCH:
2081 update_button (trap, originator);
2082 break;
2083
2084 case ALTAR:
2085 /* sacrifice victim on trap */
2086 apply_altar (trap, victim, originator);
2087 break;
2088
2089 case THROWN_OBJ:
2090 if (trap->inv == NULL)
2091 break;
2092 /* fallthrough */
2093
2094 case ARROW:
2095 /* bad bug: monster throw a object, make a step forwards, step on object ,
2096 * trigger this here and get hit by own missile - and will be own enemy.
2097 * Victim then is his own enemy and will start to kill herself (this is
2098 * removed) but we have not synced victim and his missile. To avoid senseless
2099 * action, we avoid hits here
2100 */
2101 if ((victim->flag [FLAG_ALIVE] && trap->has_active_speed ())
2102 && trap->owner != victim)
2103 hit_with_arrow (trap, victim);
2104 break;
2105
2106 case SPELL_EFFECT:
2107 apply_spell_effect (trap, victim);
2108 break;
2109
2110 case TRAPDOOR:
2111 {
2112 int max, sound_was_played;
2113 object *ab, *ab_next;
2114
2115 if (!trap->value)
2116 {
2117 int tot;
2118
2119 for (ab = trap->above, tot = 0; ab; ab = ab->above)
2120 if ((ab->move_type && trap->move_on) || ab->move_type == 0)
2121 tot += ab->head_ ()->total_weight ();
2122
2123 if (!(trap->value = (tot > trap->weight) ? 1 : 0))
2124 break;
2125
2126 SET_ANIMATION (trap, trap->value);
2127 update_object (trap, UP_OBJ_FACE);
2128 }
2129
2130 for (ab = trap->above, max = 100, sound_was_played = 0; --max && ab; ab = ab_next)
2131 {
2132 /* need to set this up, since if we do transfer the object,
2133 * ab->above would be bogus
2134 */
2135 ab_next = ab->above;
2136
2137 if ((ab->move_type && trap->move_on) || ab->move_type == 0)
2138 {
2139 if (!sound_was_played)
2140 {
2141 trap->play_sound (trap->sound ? trap->sound : sound_find ("fall_hole"));
2142 sound_was_played = 1;
2143 }
2144
2145 ab->statusmsg ("You fall into a trapdoor!", NDI_RED);
2146 transfer_ob (ab, EXIT_X (trap), EXIT_Y (trap), 0, ab);
2147 }
2148 }
2149 break;
2150 }
2151
2152 case CONVERTER:
2153 if (convert_item (victim, trap) < 0)
2154 {
2155 originator->failmsgf ("The %s seems to be broken!", query_name (trap));
2156 archetype::get (shstr_burnout)->insert_at (trap, trap);
2157 }
2158
2159 break;
2160
2161 case TRIGGER_BUTTON:
2162 case TRIGGER_PEDESTAL:
2163 case TRIGGER_ALTAR:
2164 check_trigger (trap, victim, originator);
2165 break;
2166
2167 case DEEP_SWAMP:
2168 walk_on_deep_swamp (trap, victim);
2169 break;
2170
2171 case CHECK_INV:
2172 check_inv (victim, trap);
2173 break;
2174
2175 case HOLE:
2176 move_apply_hole (trap, victim);
2177 break;
2178
2179 case EXIT:
2180 if (victim->type == PLAYER && EXIT_PATH (trap))
2181 {
2182 /* Basically, don't show exits leading to random maps the
2183 * players output.
2184 */
2185 if (trap->msg && EXIT_PATH (trap) != shstr_random_map_exit)
2186 victim->statusmsg (trap->msg, NDI_NAVY);
2187
2188 trap->play_sound (trap->sound);
2189 victim->enter_exit (trap);
2190 }
2191 break;
2192
2193 case ENCOUNTER:
2194 /* may be some leftovers on this */
2195 break;
2196
2197 case SHOP_MAT:
2198 apply_shop_mat (trap, victim);
2199 break;
2200
2201 /* Drop a certain amount of gold, and have one item identified */
2202 case IDENTIFY_ALTAR:
2203 apply_id_altar (victim, trap, originator);
2204 break;
2205
2206 case SIGN:
2207 if (victim->type != PLAYER && trap->stats.food > 0)
2208 break; /* monsters musn't apply magic_mouths with counters */
2209
2210 apply_sign (victim, trap, 1);
2211 break;
2212
2213 case CONTAINER:
2214 apply_container (victim, trap);
2215 break;
2216
2217 case RUNE:
2218 case TRAP:
2219 if (trap->level && victim->flag [FLAG_ALIVE])
2220 spring_trap (trap, victim);
2221 break;
2222
2223 default:
2224 LOG (llevDebug, "name %s, arch %s, type %d with fly/walk on/off not "
2225 "handled in move_apply()\n", &trap->name, &trap->arch->archname, trap->type);
2226 break;
2227 }
2228
2229 recursion_depth--;
2230}
2231
2232/**
2233 * Handles reading a regular (ie not containing a spell) book.
2234 */
2235static void
2236apply_book (object *op, object *tmp)
2237{
2238 int lev_diff;
2239 object *skill_ob;
2240
2241 if (op->flag [FLAG_BLIND] && !op->flag [FLAG_WIZ])
2242 {
2243 op->failmsg ("You are unable to read while blind!");
2244 return;
2245 }
2246
2247 if (!tmp->msg)
2248 {
2249 op->failmsgf ("The %s contains nothing but meaningless gibberish. H<There is nothing interesting to read here.>", &tmp->name);
2250 return;
2251 }
2252
2253 /* need a literacy skill to read stuff! */
2254 skill_ob = find_skill_by_name (op, tmp->skill);
2255 if (!skill_ob)
2256 {
2257 op->failmsgf ("You are unable to decipher the strange symbols. H<You lack the %s skill to read this.>", &tmp->skill);
2258 return;
2259 }
2260
2261 lev_diff = tmp->level - (skill_ob->level + 5);
2262 if (!op->flag [FLAG_WIZ] && lev_diff > 0)
2263 {
2264 op->failmsg (lev_diff < 2 ? "This book is just barely beyond your comprehension."
2265 : lev_diff < 3 ? "This book is slightly beyond your comprehension."
2266 : lev_diff < 5 ? "This book is beyond your comprehension."
2267 : lev_diff < 8 ? "This book is quite a bit beyond your comprehension."
2268 : lev_diff < 15 ? "This book is way beyond your comprehension."
2269 : "This book is totally beyond your comprehension.");
2270 return;
2271 }
2272
2273 // we currently don't use the message types for anything.
2274 // readable_message_type *msgType = get_readable_message_type (tmp);
2275
2276 tmp->play_sound (tmp->sound ? tmp->sound : sound_find ("apply_book"));
2277
2278 if (player *pl = op->contr)
2279 if (client *ns = pl->ns)
2280 pl->infobox (MSG_CHANNEL ("book"), format ("T<%s>\n\n%s", (char *)long_desc (tmp, op), &tmp->msg));
2281
2282 /* gain xp from reading */
2283 if (!tmp->flag [FLAG_NO_SKILL_IDENT])
2284 { /* only if not read before */
2285 int exp_gain = calc_skill_exp (op, tmp, skill_ob);
2286
2287 if (!tmp->flag [FLAG_IDENTIFIED])
2288 {
2289 /*exp_gain *= 2; because they just identified it too */
2290 tmp->set_flag (FLAG_IDENTIFIED);
2291
2292 if (object *pl = tmp->visible_to ())
2293 esrv_update_item (UPD_FLAGS | UPD_NAME, pl, tmp);
2294 }
2295
2296 change_exp (op, exp_gain, skill_ob->skill, 0);
2297 tmp->set_flag (FLAG_NO_SKILL_IDENT); /* so no more xp gained from this book */
2298 }
2299}
2300
2301/**
2302 * op made some mistake with a scroll, this takes care of punishment.
2303 * scroll_failure()- hacked directly from spell_failure
2304 */
2305static void
2306scroll_failure (object *op, int failure, int power)
2307{
2308 if (abs (failure / 4) > power)
2309 power = abs (failure / 4); /* set minimum effect */
2310
2311 if (failure <= -1 && failure > -15)
2312 { /* wonder */
2313 object *tmp;
2314
2315 op->failmsg ("Your spell warps!");
2316 tmp = archetype::get (SPELL_WONDER);
2317 cast_wonder (op, op, 0, tmp);
2318 tmp->destroy ();
2319 }
2320 else if (failure <= -15 && failure > -35)
2321 { /* drain mana */
2322 op->failmsg ("Your mana is drained!");
2323 op->stats.sp -= random_roll (0, power - 1, op, PREFER_LOW);
2324 if (op->stats.sp < 0)
2325 op->stats.sp = 0;
2326 }
2327 else if (settings.spell_failure_effects == TRUE)
2328 {
2329 if (failure <= -35 && failure > -60)
2330 { /* confusion */
2331 op->failmsg ("The magic recoils on you!");
2332 confuse_player (op, op, power);
2333 }
2334 else if (failure <= -60 && failure > -70)
2335 { /* paralysis */
2336 op->failmsg ("The magic recoils and paralyzes you!");
2337 paralyze_player (op, op, power);
2338 }
2339 else if (failure <= -70 && failure > -80)
2340 { /* blind */
2341 op->failmsg ("The magic recoils on you!");
2342 blind_player (op, op, power);
2343 }
2344 else if (failure <= -80)
2345 { /* blast the immediate area */
2346 object *tmp = archetype::get (LOOSE_MANA);
2347 cast_magic_storm (op, tmp, power);
2348 op->failmsg ("You unleash uncontrolled mana!");
2349 tmp->destroy ();
2350 }
2351 }
2352}
2353
2354/**
2355 * Handles the applying of a skill scroll, calling learn_skill straight.
2356 * op is the person learning the skill, tmp is the skill scroll object
2357 */
2358static void
2359apply_skillscroll (object *op, object *tmp)
2360{
2361 switch (learn_skill (op, tmp))
2362 {
2363 case 0:
2364 op->play_sound (sound_find ("generic_fail"));
2365 op->failmsgf ("You already possess the knowledge held within the %s.", query_name (tmp));
2366 break;
2367
2368 case 1:
2369 tmp->decrease ();
2370 op->play_sound (sound_find ("skill_learn"));
2371 op->statusmsg (format ("You succeed in learning %s", &tmp->skill));
2372 break;
2373
2374 default:
2375 tmp->decrease ();
2376 op->play_sound (sound_find ("generic_fail"));
2377 op->failmsgf ("You fail to learn the knowledge of the %s.\n", query_name (tmp));
2378 break;
2379 }
2380}
2381
2382/**
2383 * Actually makes op learn spell.
2384 * Informs player of what happens.
2385 */
2386void
2387do_learn_spell (object *op, object *spell, int special_prayer)
2388{
2389 object *tmp;
2390
2391 if (op->type != PLAYER)
2392 {
2393 LOG (llevError, "BUG: do_learn_spell(): not a player\n");
2394 return;
2395 }
2396
2397 /* Upgrade special prayers to normal prayers */
2398 if ((tmp = check_spell_known (op, spell->name)) != NULL)
2399 {
2400 if (special_prayer && !tmp->flag [FLAG_STARTEQUIP])
2401 {
2402 LOG (llevError, "BUG: do_learn_spell(): spell already known, but not marked as startequip\n");
2403 return;
2404 }
2405 return;
2406 }
2407
2408 op->contr->play_sound (sound_find ("learn_spell"));
2409
2410 tmp = spell->clone ();
2411 insert_ob_in_ob (tmp, op);
2412
2413 if (special_prayer)
2414 tmp->set_flag (FLAG_STARTEQUIP);
2415
2416 esrv_add_spells (op->contr, tmp);
2417}
2418
2419/**
2420 * Erases spell from player's inventory.
2421 */
2422void
2423do_forget_spell (object *op, const char *spell)
2424{
2425 object *spob;
2426
2427 if (op->type != PLAYER)
2428 {
2429 LOG (llevError, "BUG: do_forget_spell(): not a player\n");
2430 return;
2431 }
2432 if ((spob = check_spell_known (op, spell)) == NULL)
2433 {
2434 LOG (llevError, "BUG: do_forget_spell(): spell not known\n");
2435 return;
2436 }
2437
2438 op->failmsgf ("You lose knowledge of %s.", spell);
2439 esrv_remove_spell (op->contr, spob);
2440 spob->destroy ();
2441}
2442
2443/**
2444 * Handles player applying a spellbook.
2445 * Checks whether player has knowledge of required skill, doesn't already know the spell,
2446 * stuff like that. Random learning failure too.
2447 */
2448static void
2449apply_spellbook (object *op, object *tmp)
2450{
2451 object *skop, *spell, *spell_skill;
2452
2453 if (op->flag [FLAG_BLIND] && !op->flag [FLAG_WIZ])
2454 {
2455 op->failmsg ("You are unable to read while blind.");
2456 return;
2457 }
2458
2459 /* artifact_spellbooks have 'slaying' field point to a spell name,
2460 * instead of having their spell stored in stats.sp. These are
2461 * legacy spellbooks
2462 */
2463 if (tmp->slaying)
2464 {
2465 spell = find_archetype_by_object_name (tmp->slaying)->instance ();
2466
2467 if (!spell)
2468 {
2469 op->failmsgf ("The book's formula for %s is incomplete.", &tmp->slaying);
2470 return;
2471 }
2472 else
2473 insert_ob_in_ob (spell, tmp);
2474
2475 tmp->slaying = 0;
2476 }
2477
2478 skop = find_skill_by_name (op, tmp->skill);
2479
2480 /* need a literacy skill to learn spells. Also, having a literacy level
2481 * lower than the spell will make learning the spell more difficult */
2482 if (!skop)
2483 {
2484 op->failmsgf ("You can't read! Your attempt fails. H<You lack the %s skill.>", &tmp->skill);
2485 return;
2486 }
2487
2488 spell = tmp->inv;
2489
2490 if (!spell)
2491 {
2492 LOG (llevError, "apply_spellbook: Book %s has no spell in it!\n", &tmp->name);
2493 op->failmsg ("The spellbook symbols make no sense. This is a bug, please report!");
2494 return;
2495 }
2496
2497 int learn_level = sqrtf (spell->level) * 1.5f;
2498 if (skop->level < learn_level)
2499 {
2500 op->failmsgf ("You are unable to decipher the strange symbols. H<Your %s level is too low, it must be at least %d.>",
2501 &tmp->skill, learn_level);
2502 return;
2503 }
2504
2505 op->statusmsg (format ("The spellbook contains the %s level spell %s.", ordinal (spell->level), &spell->name));
2506
2507 if (!tmp->flag [FLAG_IDENTIFIED])
2508 identify (tmp);
2509
2510 /* I removed the check for special_prayer_mark here - it didn't make
2511 * a lot of sense - special prayers are not found in spellbooks, and
2512 * if the player doesn't know the spell, doesn't make a lot of sense that
2513 * they would have a special prayer mark.
2514 */
2515 if (check_spell_known (op, spell->name))
2516 {
2517 op->statusmsg ("You already know that spell. H<It makes no sense to learn spells twice, and would only waste the spellbook.>\n");
2518 return;
2519 }
2520
2521 if (spell->skill)
2522 {
2523 spell_skill = find_skill_by_name (op, spell->skill);
2524
2525 if (!spell_skill)
2526 {
2527 op->failmsgf ("You lack the %s skill to use this spell.", &spell->skill);
2528 return;
2529 }
2530
2531 if (spell_skill->level < spell->level)
2532 {
2533 op->failmsgf ("You need to be level %d in %s to learn this spell.", spell->level, &spell->skill);
2534 return;
2535 }
2536 }
2537
2538 /* Logic as follows
2539 *
2540 * 1- MU spells use Int to learn, Cleric spells use Wisdom
2541 *
2542 * 2- The learner's skill level in literacy adjusts the chance to learn
2543 * a spell.
2544 *
2545 * 3 -Automatically fail to learn if you read while confused
2546 *
2547 * Overall, chances are the same but a player will find having a high
2548 * literacy rate very useful! -b.t.
2549 */
2550 if (op->flag [FLAG_CONFUSED])
2551 {
2552 op->failmsg ("In your confused state you flub the wording of the text!");
2553 scroll_failure (op, 0 - random_roll (0, spell->level, op, PREFER_LOW), max (spell->stats.sp, spell->stats.grace));
2554 }
2555 else if (tmp->flag [FLAG_STARTEQUIP] ||
2556 (random_roll (0, 100, op, PREFER_LOW) - (5 * skop->level)) < learn_spell[spell->stats.grace ? op->stats.Wis : op->stats.Int])
2557 {
2558 op->statusmsg ("You succeed in learning the spell!", NDI_GREEN);
2559 do_learn_spell (op, spell, 0);
2560
2561 /* xp gain to literacy for spell learning */
2562 if (!tmp->flag [FLAG_STARTEQUIP])
2563 change_exp (op, calc_skill_exp (op, tmp, skop), skop->skill, 0);
2564 }
2565 else
2566 {
2567 op->contr->play_sound (sound_find ("fumble_spell"));
2568 op->failmsg ("You fail to learn the spell. H<Wis (priests) or Int (wizards) governs the chance of learning a prayer or spell.>\n");
2569 }
2570
2571 tmp->decrease ();
2572}
2573
2574/**
2575 * Handles applying a spell scroll.
2576 */
2577void
2578apply_scroll (object *op, object *tmp, int dir)
2579{
2580 object *skop;
2581
2582 if (op->flag [FLAG_BLIND] && !op->flag [FLAG_WIZ])
2583 {
2584 op->failmsg ("You are unable to read while blind.");
2585 return;
2586 }
2587
2588 if (!tmp->inv || tmp->inv->type != SPELL)
2589 {
2590 op->failmsg ("The scroll just doesn't make sense! H<...and never will make sense.>");
2591 return;
2592 }
2593
2594 if (op->type == PLAYER)
2595 {
2596 /* players need a literacy skill to read stuff! */
2597 int exp_gain = 0;
2598
2599 /* hard code literacy - tmp->skill points to where the exp
2600 * should go for anything killed by the spell.
2601 */
2602 skop = find_skill_by_name (op, shstr_literacy);
2603
2604 if (!skop)
2605 {
2606 op->failmsgf ("You are unable to decipher the strange symbols. H<You lack the literacy skill.>");
2607 return;
2608 }
2609
2610 if ((exp_gain = calc_skill_exp (op, tmp, skop)))
2611 change_exp (op, exp_gain, skop->skill, 0);
2612 }
2613
2614 if (!tmp->flag [FLAG_IDENTIFIED])
2615 identify (tmp);
2616
2617 op->statusmsg (format ("The scroll of %s turns to dust.", &tmp->inv->name));
2618
2619 cast_spell (op, tmp, dir, tmp->inv, NULL);
2620 tmp->decrease ();
2621}
2622
2623/**
2624 * Applies a treasure object - by default, chest. op
2625 * is the person doing the applying, tmp is the treasure
2626 * chest.
2627 */
2628static void
2629apply_treasure (object *op, object *tmp)
2630{
2631 /* Nice side effect of this treasure creation method is that the treasure
2632 * for the chest is done when the chest is created, and put into the chest
2633 * inventory. So that when the chest burns up, the items still exist. Also
2634 * prevents people from moving chests to more difficult maps to get better
2635 * treasure
2636 */
2637 object *treas = tmp->inv;
2638
2639 if (!treas)
2640 {
2641 op->statusmsg ("The chest was empty.");
2642 tmp->decrease ();
2643 return;
2644 }
2645
2646 while (tmp->inv)
2647 {
2648 treas = tmp->inv;
2649 treas->remove ();
2650
2651 treas->x = op->x;
2652 treas->y = op->y;
2653 treas = insert_ob_in_map (treas, op->map, op, INS_BELOW_ORIGINATOR);
2654
2655 if (treas && (treas->type == RUNE || treas->type == TRAP) && treas->level && op->flag [FLAG_ALIVE])
2656 spring_trap (treas, op);
2657
2658 /* If either player or container was destroyed, no need to do
2659 * further processing. I think this should be enclused with
2660 * spring trap above, as I don't think there is otherwise
2661 * any way for the treasure chest or player to get killed.
2662 */
2663 if (op->destroyed () || tmp->destroyed ())
2664 break;
2665 }
2666
2667 if (!tmp->destroyed () && !tmp->inv)
2668 tmp->decrease (true);
2669}
2670
2671/**
2672 * A dragon is eating some flesh. If the flesh contains resistances,
2673 * there is a chance for the dragon's skin to get improved.
2674 *
2675 * attributes:
2676 * object *op the object (dragon player) eating the flesh
2677 * object *meal the flesh item, getting chewed in dragon's mouth
2678 * return:
2679 * int 1 if eating successful, 0 if it doesn't work
2680 */
2681static int
2682dragon_eat_flesh (object *op, object *meal)
2683{
2684 object *skin = NULL; /* pointer to dragon skin force */
2685 object *abil = NULL; /* pointer to dragon ability force */
2686 object *tmp = NULL; /* tmp. object */
2687
2688 double chance; /* improvement-chance of one resistance type */
2689 double totalchance = 1; /* total chance of gaining one resistance */
2690 double bonus = 0; /* level bonus (improvement is easier at lowlevel) */
2691 double mbonus = 0; /* monster bonus */
2692 int atnr_winner[NROFATTACKS]; /* winning candidates for resistance improvement */
2693 int winners = 0; /* number of winners */
2694 int i; /* index */
2695
2696 /* let's make sure and doublecheck the parameters */
2697 if (meal->type != FLESH || !op->is_dragon ())
2698 return 0;
2699
2700 /* now grab the 'dragon_skin'- and 'dragon_ability'-forces
2701 from the player's inventory */
2702 for (tmp = op->inv; tmp; tmp = tmp->below)
2703 if (tmp->type == FORCE)
2704 if (tmp->arch->archname == shstr_dragon_skin_force)
2705 skin = tmp;
2706 else if (tmp->arch->archname == shstr_dragon_ability_force)
2707 abil = tmp;
2708
2709 /* if either skin or ability are missing, this is an old player
2710 which is not to be considered a dragon -> bail out */
2711 if (skin == NULL || abil == NULL)
2712 return 0;
2713
2714 /* now start by filling stomache and health, according to food-value */
2715 if ((MAX_FOOD - op->stats.food) < meal->stats.food)
2716 op->stats.hp += (MAX_FOOD - op->stats.food) / 50;
2717 else
2718 op->stats.hp += meal->stats.food / 50;
2719
2720 min_it (op->stats.hp, op->stats.maxhp);
2721 op->stats.food = min (MAX_FOOD, op->stats.food + meal->stats.food);
2722
2723 /*LOG(llevDebug, "-> player: %d, flesh: %d\n", op->level, meal->level); */
2724
2725 /* on to the interesting part: chances for adding resistance */
2726 for (i = 0; i < NROFATTACKS; i++)
2727 {
2728 if (meal->resist[i] > 0 && atnr_is_dragon_enabled (i))
2729 {
2730 /* got positive resistance, now calculate improvement chance (0-100) */
2731
2732 /* this bonus makes resistance increase easier at lower levels */
2733 bonus = (settings.max_level - op->level) * 30. / ((double) settings.max_level);
2734 if (i == abil->stats.exp)
2735 bonus += 5; /* additional bonus for resistance of ability-focus */
2736
2737 /* monster bonus increases with level, because high-level
2738 flesh is too rare */
2739 mbonus = op->level * 20. / ((double) settings.max_level);
2740
2741 chance = (((double)min (op->level + bonus, meal->level + bonus + mbonus)) * 100. /
2742 ((double)settings.max_level)) - skin->resist[i];
2743
2744 if (chance >= 0.)
2745 chance += 1.;
2746 else
2747 chance = (chance < -12) ? 0. : 1. / pow (2., -chance);
2748
2749 /* chance is proportional to amount of resistance (max. 50) */
2750 chance *= ((double)(min (meal->resist[i], 50))) / 50.;
2751
2752 /* doubled chance for resistance of ability-focus */
2753 if (i == abil->stats.exp)
2754 chance = min (100., chance * 2.);
2755
2756 /* now make the throw and save all winners (Don't insert luck bonus here!) */
2757 if (rndm (10000) < (unsigned int)(chance * 100))
2758 {
2759 atnr_winner[winners] = i;
2760 winners++;
2761 }
2762
2763 if (chance >= 0.01)
2764 totalchance *= 1 - chance / 100;
2765
2766 /*LOG(llevDebug, " %s: bonus %.1f, chance %.1f\n", attacks[i], bonus, chance); */
2767 }
2768 }
2769
2770 /* inverse totalchance as until now we have the failure-chance */
2771 totalchance = 100 - totalchance * 100;
2772
2773 /* print message according to totalchance */
2774 const char *buf;
2775 if (totalchance > 50.)
2776 buf = format ("Hmm! The %s tasted delicious!", &meal->name);
2777 else if (totalchance > 10.)
2778 buf = format ("The %s tasted very good.", &meal->name);
2779 else if (totalchance > 1.)
2780 buf = format ("The %s tasted good.", &meal->name);
2781 else if (totalchance > 0.1)
2782 buf = format ("The %s tasted bland.", &meal->name);
2783 else if (totalchance >= 0.01)
2784 buf = format ("The %s had a boring taste.", &meal->name);
2785 else if (meal->last_eat > 0 && atnr_is_dragon_enabled (meal->last_eat))
2786 buf = format ("The %s tasted strange.", &meal->name);
2787 else
2788 buf = format ("The %s had no taste.", &meal->name);
2789
2790 op->statusmsg (buf);
2791
2792 /* now choose a winner if we have any */
2793 i = -1;
2794 if (winners > 0)
2795 i = atnr_winner [rndm (winners)];
2796
2797 if (i >= 0 && i < NROFATTACKS && skin->resist[i] < 95)
2798 {
2799 /* resistance increased! */
2800 skin->resist[i]++;
2801 op->update_stats ();
2802
2803 op->statusmsg (format ("Your skin is now more resistant to %s!", change_resist_msg[i]));
2804 }
2805
2806 /* if this flesh contains a new ability focus, we mark it
2807 into the ability_force and it will take effect on next level */
2808 if (meal->last_eat > 0 && atnr_is_dragon_enabled (meal->last_eat) && meal->last_eat != abil->last_eat)
2809 {
2810 abil->last_eat = meal->last_eat; /* write: last_eat <new attnr focus> */
2811
2812 if (meal->last_eat != abil->stats.exp)
2813 op->statusmsg (format (
2814 "Your metabolism prepares to focus on %s!\n"
2815 "The change will happen at level %d.",
2816 change_resist_msg[meal->last_eat],
2817 abil->level + 1
2818 ));
2819 else
2820 {
2821 op->statusmsg (format ("Your metabolism will continue to focus on %s.", change_resist_msg[meal->last_eat]));
2822 abil->last_eat = 0;
2823 }
2824 }
2825
2826 return 1;
2827}
2828
2829/**
2830 * op eats food.
2831 * If player, takes care of messages and dragon special food.
2832 */
2833static void
2834apply_food (object *op, object *tmp)
2835{
2836 int capacity_remaining;
2837
2838 if (op->type != PLAYER)
2839 op->stats.hp = op->stats.maxhp;
2840 else
2841 {
2842 /* check if this is a dragon (player), eating some flesh */
2843 if (tmp->type == FLESH && op->is_dragon () && dragon_eat_flesh (op, tmp))
2844 ;
2845 else
2846 {
2847 /* usual case - no dragon meal: */
2848 if (op->stats.food + tmp->stats.food > MAX_FOOD)
2849 {
2850 if (tmp->type == FOOD || tmp->type == FLESH)
2851 op->failmsg ("You feel full, but what a waste of food!");
2852 else
2853 op->statusmsg ("Most of the drink goes down your face not your throat!");
2854 }
2855
2856 tmp->play_sound (
2857 tmp->sound
2858 ? tmp->sound
2859 : tmp->type == DRINK
2860 ? sound_find ("eat_drink")
2861 : sound_find ("eat_food")
2862 );
2863
2864 if (!tmp->flag [FLAG_CURSED])
2865 {
2866 const char *buf;
2867
2868 if (!op->is_dragon ())
2869 {
2870 /* eating message for normal players */
2871 if (tmp->type == DRINK)
2872 buf = format ("Ahhh...that %s tasted good.", &tmp->name);
2873 else
2874 buf = format ("The %s tasted %s", &tmp->name, tmp->type == FLESH ? "terrible!" : "good.");
2875 }
2876 else
2877 /* eating message for dragon players */
2878 buf = format ("The %s tasted terrible!", &tmp->name);
2879
2880 op->statusmsg (buf);
2881
2882 capacity_remaining = MAX_FOOD - op->stats.food;
2883 op->stats.food += tmp->stats.food;
2884 if (capacity_remaining < tmp->stats.food)
2885 op->stats.hp += capacity_remaining / 50;
2886 else
2887 op->stats.hp += tmp->stats.food / 50;
2888
2889 min_it (op->stats.hp, op->stats.maxhp);
2890 min_it (op->stats.food, MAX_FOOD);
2891 }
2892
2893 /* special food hack -b.t. */
2894 if (tmp->title || tmp->flag [FLAG_CURSED])
2895 eat_special_food (op, tmp);
2896 }
2897 }
2898
2899 handle_apply_yield (tmp);
2900 tmp->decrease ();
2901}
2902
2903/**
2904 * Handles applying an improve armor scroll.
2905 * Does some sanity checks, then calls improve_armour.
2906 */
2907static void
2908apply_armour_improver (object *op, object *tmp)
2909{
2910 if (!op->flag [FLAG_WIZCAST] && (get_map_flags (op->map, 0, op->x, op->y, 0, 0) & P_NO_MAGIC))
2911 {
2912 op->failmsg ("Something blocks the magic of the scroll. H<This area prevents magic effects.>");
2913 return;
2914 }
2915
2916 object *armor = op->mark ();
2917
2918 if (!armor)
2919 {
2920 op->failmsg ("You need to mark an armor object. Use the right mouse button popup or the mark command to do this.");
2921 return;
2922 }
2923
2924 if (armor->type != ARMOUR
2925 && armor->type != CLOAK
2926 && armor->type != BOOTS && armor->type != GLOVES && armor->type != BRACERS && armor->type != SHIELD && armor->type != HELMET)
2927 {
2928 op->failmsg ("Your marked item is not armour!\n");
2929 return;
2930 }
2931
2932 if (!op->apply (armor, AP_UNAPPLY))
2933 {
2934 op->failmsg ("You are unable to take off your armour to improve it!");
2935 return;
2936 }
2937
2938 op->statusmsg ("Applying armour enchantment.");
2939 improve_armour (op, tmp, armor);
2940}
2941
2942void
2943apply_poison (object *op, object *tmp)
2944{
2945 // need to do it now when it is still on the map
2946 handle_apply_yield (tmp);
2947
2948 object *poison = tmp->split (1);
2949
2950 if (op->type == PLAYER)
2951 {
2952 op->contr->play_sound (sound_find ("drink_poison"));
2953 op->failmsg ("Yech! That tasted poisonous!");
2954 op->contr->killer = poison;
2955 }
2956
2957 if (poison->stats.hp > 0)
2958 {
2959 LOG (llevDebug, "Trying to poison player/monster for %d hp\n", poison->stats.hp);
2960 hit_player (op, poison->stats.hp, tmp, AT_POISON, 1);
2961 }
2962
2963 op->stats.food -= op->stats.food / 4;
2964 poison->destroy ();
2965}
2966
2967/**
2968 * This function will try to apply a lighter and in case no lighter
2969 * is specified it will try to find a lighter in the players inventory,
2970 * and inform him about this requirement.
2971 *
2972 * who - the player
2973 * op - the item we want to light
2974 * lighter - the lighter or 0 if a lighter has yet to be found
2975 */
2976static object *
2977auto_apply_lighter (object *who, object *op, object *lighter)
2978{
2979 if (lighter == 0)
2980 {
2981 for (object *tmp = who->inv; tmp; tmp = tmp->below)
2982 {
2983 if (tmp->type == LIGHTER)
2984 {
2985 lighter = tmp;
2986 break;
2987 }
2988 }
2989
2990 if (!lighter)
2991 {
2992 who->failmsgf (
2993 "You can't light up the %s with your bare hands! "
2994 "H<You need a lighter in your inventory, for example a flint and steel.>",
2995 &op->name
2996 );
2997 return 0;
2998 }
2999 }
3000
3001 // last_eat == 0 means the lighter is not being used up!
3002 if (lighter->last_eat && lighter->stats.food)
3003 {
3004 /* lighter gets used up */
3005 lighter = lighter->split ();
3006 lighter->stats.food--;
3007 who->insert (lighter);
3008 }
3009 else if (lighter->last_eat)
3010 {
3011 /* no charges left in lighter */
3012 who->failmsgf (
3013 "You attempt to light the %s with a used up %s.",
3014 &op->name, &lighter->name
3015 );
3016 return 0;
3017 }
3018
3019 return lighter;
3020}
3021
3022/**
3023 * Designed primarily to light torches/lanterns/etc.
3024 * Also burns up burnable material too. First object in the inventory is
3025 * the selected object to "burn". -b.t.
3026 */
3027static void
3028apply_lighter (object *who, object *lighter)
3029{
3030 if (object *item = who->mark ())
3031 {
3032 if (!auto_apply_lighter (who, item, lighter))
3033 return;
3034
3035 /* Perhaps we should split what we are trying to light on fire?
3036 * I can't see many times when you would want to light multiple
3037 * objects at once.
3038 */
3039
3040 save_throw_object (item, AT_FIRE, who);
3041
3042 if (item->destroyed ()
3043 || ((item->type == LAMP || item->type == TORCH)
3044 && item->glow_radius > 0))
3045 who->statusmsg (format (
3046 "You light the %s with the %s.",
3047 &item->name, &lighter->name
3048 ));
3049 else
3050 who->failmsgf (
3051 "You attempt to light the %s with the %s and fail.",
3052 &item->name, &lighter->name
3053 );
3054 }
3055 else
3056 who->failmsg ("You need to mark a lightable object.");
3057}
3058
3059/**
3060 * This function generates a cursed effect for cursed lamps and torches.
3061 */
3062static void
3063player_apply_lamp_cursed_effect (object *who, object *op)
3064{
3065 if (op->level)
3066 {
3067 who->failmsgf (
3068 "The %s was cursed, it explodes in a big fireball!",
3069 &op->name
3070 );
3071 create_exploding_ball_at (who, op->level);
3072 }
3073 else
3074 {
3075 who->failmsgf (
3076 "The %s was cursed, it crumbles to dust, at least it didn't explode.!",
3077 &op->name
3078 );
3079 }
3080
3081 op->destroy ();
3082}
3083
3084/**
3085 * Apply for players and lamps
3086 *
3087 * who - the player
3088 * op - the lamp
3089 */
3090static void
3091player_apply_lamp (object *who, object *op)
3092{
3093 bool switch_on = op->glow_radius ? false : true;
3094
3095 if (switch_on)
3096 {
3097 object *lighter = 0;
3098
3099 if (op->flag [FLAG_IS_LIGHTABLE]
3100 && !(lighter = auto_apply_lighter (who, op, 0)))
3101 return;
3102
3103 if (op->stats.food < 1)
3104 {
3105 if (op->type == LAMP)
3106 who->failmsgf (
3107 "The %s is out of fuel! "
3108 "H<Lamps and similar items need fuel. They cannot be refilled.>",
3109 &op->name
3110 );
3111 else
3112 who->failmsgf (
3113 "The %s is burnt out! "
3114 "H<Torches and similar items burn out and become worthless.>",
3115 &op->name
3116 );
3117 return;
3118 }
3119
3120 if (op->flag [FLAG_CURSED])
3121 {
3122 player_apply_lamp_cursed_effect (who, op);
3123 return;
3124 }
3125
3126 if (lighter)
3127 who->statusmsg (format (
3128 "You light up the %s with the %s.", &op->name, &lighter->name));
3129 else
3130 who->statusmsg (format ("You light up the %s.", &op->name));
3131 }
3132 else
3133 {
3134 if (op->flag [FLAG_CURSED])
3135 {
3136 player_apply_lamp_cursed_effect (who, op);
3137 return;
3138 }
3139
3140 if (op->type == TORCH)
3141 {
3142 if (!op->flag [FLAG_IS_LIGHTABLE])
3143 {
3144 who->statusmsg (format (
3145 "You put out the %s. "
3146 "H<The %s can't be used anymore, as it can't be lighted up again.>",
3147 &op->name, &op->name));
3148 }
3149 else
3150 who->statusmsg (format (
3151 "You put out the %s."
3152 "H<Torches wear out if you put them out.>",
3153 &op->name));
3154 }
3155 else
3156 who->statusmsg (format ("You turn off the %s.", &op->name));
3157 }
3158
3159 apply_lamp (op, switch_on);
3160}
3161
3162void get_animation_from_arch (object *op, arch_ptr a)
3163{
3164 op->animation_id = a->animation_id;
3165 op->flag [FLAG_IS_TURNABLE] = a->flag [FLAG_IS_TURNABLE];
3166 op->flag [FLAG_ANIMATE] = a->flag [FLAG_ANIMATE];
3167 op->anim_speed = a->anim_speed;
3168 op->last_anim = 0;
3169 op->state = 0;
3170 op->face = a->face;
3171
3172 if (NUM_ANIMATIONS(op) > 1)
3173 {
3174 SET_ANIMATION(op, 0);
3175 animate_object (op, op->direction);
3176 }
3177 else
3178 update_object (op, UP_OBJ_FACE);
3179}
3180
3181/**
3182 * Apply for LAMPs and TORCHes.
3183 *
3184 * op - the lamp
3185 * switch_on - a flag which says whether the lamp should be switched on or off
3186 */
3187void apply_lamp (object *op, bool switch_on)
3188{
3189 op->set_glow_radius (switch_on ? op->range : 0);
3190 op->set_speed (switch_on ? op->arch->speed : 0);
3191
3192 // torches wear out if you put them out
3193 if (op->type == TORCH && !switch_on)
3194 {
3195 if (op->flag [FLAG_IS_LIGHTABLE])
3196 {
3197 op->stats.food -= (double) op->arch->stats.food / 15;
3198 if (op->stats.food < 0)
3199 op->stats.food = 0;
3200 }
3201 else
3202 op->stats.food = 0;
3203 }
3204
3205 // lamps and torched get worthless when used up
3206 if (op->stats.food <= 0)
3207 op->value = 0;
3208
3209 // FIXME: This is a hack to make the more sane torches and lamps
3210 // still animated ;-/
3211 if (op->other_arch)
3212 get_animation_from_arch (op, switch_on ? op->other_arch : op->arch);
3213
3214 if (object *pl = op->visible_to ())
3215 esrv_update_item (UPD_ANIM | UPD_FACE | UPD_NAME, pl, op);
3216}
3217
3218/**
3219 * This handles items of type 'transformer'.
3220 * Basically those items, used with a marked item, transform both items into something
3221 * else.
3222 * "Transformer" item has food decreased by 1, removed if 0 (0 at start means illimited)..
3223 * Change information is contained in the 'slaying' field of the marked item.
3224 * The format is as follow: transformer:[number ]yield[;transformer:...].
3225 * This way an item can be transformed in many things, and/or many objects.
3226 * The 'slaying' field for transformer is used as verb for the action.
3227 */
3228static void
3229apply_item_transformer (object *pl, object *transformer)
3230{
3231 object *new_item;
3232 const char *find;
3233 char *separator;
3234 int yield;
3235 char got[MAX_BUF];
3236 int len;
3237
3238 if (!pl || !transformer)
3239 return;
3240
3241 object *marked = pl->mark ();
3242
3243 if (!marked)
3244 {
3245 pl->failmsgf ("Use the %s with what item?", query_name (transformer));
3246 return;
3247 }
3248
3249 if (!marked->slaying)
3250 {
3251 pl->failmsgf ("You can't use the %s with your %s!", query_name (transformer), query_name (marked));
3252 return;
3253 }
3254
3255 /* check whether they are compatible or not */
3256 find = strstr (&marked->slaying, transformer->arch->archname);
3257 if (!find || (*(find + strlen (transformer->arch->archname)) != ':'))
3258 {
3259 pl->failmsgf ("You can't use the %s with your %s!", query_name (transformer), query_name (marked));
3260 return;
3261 }
3262
3263 find += strlen (transformer->arch->archname) + 1;
3264 /* Item can be used, now find how many and what it yields */
3265 if (isdigit (*(find)))
3266 {
3267 yield = atoi (find);
3268 if (yield < 1)
3269 {
3270 LOG (llevDebug, "apply_item_transformer: item %s has slaying-yield %d.", query_base_name (marked, 0), yield);
3271 yield = 1;
3272 }
3273 }
3274 else
3275 yield = 1;
3276
3277 while (isdigit (*find))
3278 find++;
3279
3280 while (*find == ' ')
3281 find++;
3282
3283 memset (got, 0, MAX_BUF);
3284
3285 if ((separator = (char *) strchr (find, ';')))
3286 len = separator - find;
3287 else
3288 len = strlen (find);
3289
3290 min_it (len, MAX_BUF - 1);
3291
3292 strcpy (got, find);
3293 got[len] = '\0';
3294
3295 /* Now create new item, remove used ones when required. */
3296 new_item = archetype::get (got);
3297 if (!new_item)
3298 {
3299 pl->failmsgf ("This %s is strange, better to not use it.", query_base_name (marked, 0));
3300 return;
3301 }
3302
3303 new_item->nrof = yield;
3304
3305 pl->statusmsg (format ("You %s the %s.", &transformer->slaying, query_base_name (marked, 0)));
3306
3307 pl->insert (new_item);
3308 /* Eat up one item */
3309 marked->decrease ();
3310
3311 /* Eat one transformer if needed */
3312 if (transformer->stats.food)
3313 if (--transformer->stats.food == 0)
3314 transformer->decrease ();
3315}
3316
3317/**
3318 * Main apply handler.
3319 *
3320 * Checks for unpaid items before applying.
3321 *
3322 * Return value is currently not used
3323 *
3324 * who is the object that is causing object to be applied, op is the object
3325 * being applied.
3326 *
3327 * aflag is special (always apply/unapply) flags. Nothing is done with
3328 * them in this function - they are passed to apply_special
3329 */
3330static bool
3331manual_apply (object *who, object *op, int aflag)
3332{
3333 if (INVOKE_OBJECT (APPLY, op, ARG_OBJECT (who)))
3334 return RESULT_INT (0);
3335 else if (apply_types_inv_only [op->type])
3336 {
3337 // special item, using slot system, needs to be in inv
3338 if (op->env == who)
3398 return apply_special (who, op, aflags); 3339 return apply_special (who, op, aflag);
3340
3341 who->failmsgf ("You must get it first! H<You can only apply the %s if it is in your inventory.>\n", query_name (op));
3342 }
3343 else if (!who->contr && apply_types_player_only [op->type])
3344 return 0; // monsters shouldn't try to apply player-only stuff
3345 else if (apply_types [op->type])
3346 {
3347 // ordinary stuff, may be on the floor
3348 switch (op->type)
3349 {
3350 case T_HANDLE:
3351 who->play_sound (sound_find ("turn_handle"));
3352 who->statusmsg ("You turn the handle.");
3353 op->value = op->value ? 0 : 1;
3354 SET_ANIMATION (op, op->value);
3355 update_object (op, UP_OBJ_FACE);
3356 push_button (op, who);
3357 break;
3358
3359 case TRIGGER:
3360 if (check_trigger (op, who, who))
3361 {
3362 who->statusmsg ("You turn the handle.");
3363 who->play_sound (sound_find ("turn_handle"));
3364 }
3365 else
3366 who->failmsg ("The handle doesn't move.");
3367
3368 break;
3369
3370 case EXIT:
3371 if (!EXIT_PATH (op))
3372 who->failmsgf ("The %s is closed. H<This exit doesn't lead anywhere at the moment, and this is unlikely to change.>", query_name (op));
3373 else
3374 {
3375 /* Don't display messages for random maps. */
3376 if (op->msg && EXIT_PATH (op) != shstr_random_map_exit)
3377 who->statusmsg (op->msg, NDI_NAVY);
3378
3379 who->enter_exit (op);
3380 }
3381
3382 break;
3383
3384 case INSCRIBABLE:
3385 who->statusmsg (op->msg);
3386 // maybe show a spell menu to chose from or something like that
3387 break;
3388
3389 case SIGN:
3390 apply_sign (who, op, 0);
3391 break;
3392
3393 case BOOK:
3394 apply_book (who, op);
3395 break;
3396
3397 case SKILLSCROLL:
3398 apply_skillscroll (who, op);
3399 break;
3400
3401 case SPELLBOOK:
3402 apply_spellbook (who, op);
3403 break;
3404
3405 case SCROLL:
3406 apply_scroll (who, op, 0);
3407 break;
3408
3409 case POTION:
3410 apply_potion (who, op);
3411 break;
3412
3413 /* Eneq(@csd.uu.se): Handle apply on containers. */
3414 //TODO: remove, as it is unsed?
3415 case CLOSE_CON:
3416 apply_container (who, op->env);
3417 break;
3418
3419 case CONTAINER:
3420 apply_container (who, op);
3421 break;
3422
3423 case TREASURE:
3424 apply_treasure (who, op);
3425 break;
3426
3427 case LAMP:
3428 case TORCH:
3429 player_apply_lamp (who, op);
3430 break;
3431
3432 case DRINK:
3433 case FOOD:
3434 case FLESH:
3435 apply_food (who, op);
3436 break;
3437
3438 case POISON:
3439 apply_poison (who, op);
3440 break;
3441
3442 case SAVEBED:
3443 break;
3444
3445 case ARMOUR_IMPROVER:
3446 apply_armour_improver (who, op);
3447 break;
3448
3449 case WEAPON_IMPROVER:
3450 check_improve_weapon (who, op);
3451 break;
3452
3453 case CLOCK:
3454 {
3455 timeofday_t tod;
3456
3457 get_tod (&tod);
3458 who->play_sound (sound_find ("sound_clock"));
3459 who->statusmsg (format (
3460 "It is %d minute%s past %d o'clock %s",
3461 tod.minute + 1, ((tod.minute + 1 < 2) ? "" : "s"),
3462 ((tod.hour % 14 == 0) ? 14 : ((tod.hour) % 14)), ((tod.hour >= 14) ? "pm" : "am")
3463 ));
3464 }
3465 break;
3466
3467 case MENU:
3468 shop_listing (op, who);
3469 break;
3470
3471 case POWER_CRYSTAL:
3472 apply_power_crystal (who, op); /* see egoitem.c */
3473 break;
3474
3475 case LIGHTER: /* for lighting torches/lanterns/etc */
3476 apply_lighter (who, op);
3477 break;
3478
3479 case ITEM_TRANSFORMER:
3480 apply_item_transformer (who, op);
3481 break;
3482 }
3483
3484 return 1;
3485 }
3486 else
3487 {
3488 who->statusmsg (format ("I don't know how to apply the %s. H<This object cannot be applied.>", query_name (op)));
3489 return 0;
3490 }
3491}
3492
3493/**
3494 * player_apply_below attempts to apply the object 'below' the player.
3495 * If the player has an open container, we use that for below, otherwise
3496 * we use the ground.
3497 */
3498void
3499player_apply_below (object *pl)
3500{
3501 object *top = pl->container_ () ? pl->container_ ()->inv : pl->below;
3502
3503 /* If using a container, set the starting item to be the top
3504 * item in the container. Otherwise, use the map.
3505 */
3506
3507 // first try to apply "applyables"
3508 for (object *tmp = top; tmp; tmp = tmp->below)
3509 if (!tmp->invisible && apply_types [tmp->type])
3510 {
3511 // If it is visible, player can apply it.
3512 pl->apply (tmp);
3513 return;
3514 }
3515
3516 while (top && top->invisible)
3517 top = top->below;
3518
3519 if (!top || top->flag [FLAG_IS_FLOOR])
3520 pl->failmsg ("You inspect this space, but find no way to apply anything. "
3521 "H<There is nothing here that you can apply.>");
3522 else
3523 // next, try to explain the topmost object
3524 switch (top->type)
3525 {
3526 // TODO: all this should move to examine
3527 case ALTAR:
3528 case IDENTIFY_ALTAR:
3529 case TRIGGER_ALTAR:
3530 case CONVERTER:
3531 //case TRIGGER_PEDESTAL:
3532 pl->failmsgf (
3533 "You see no obvious mechanism on the %s."
3534 "H<You have to drop one or more specific items here.>",
3535 query_short_name (top)
3536 );
3537 break;
3538
3539 case BUTTON:
3540 case TRIGGER_BUTTON:
3541 pl->failmsgf (
3542 "The %s looks as if you could activate it with somehting heavy. "
3543 "H<You must put enough items here to activate it.>",
3544 query_short_name (top)
3545 );
3546 break;
3547
3548 default:
3549 examine (pl, top);
3550 break;
3551 }
3552}
3553
3554// saner interface, returns successful status
3555bool
3556object::apply (object *ob, int aflags)
3557{
3558 if (!ob) // simplifies a lot of callers
3559 return true;
3560
3561 ob = ob->head_ ();
3562
3563 if (ob->flag [FLAG_UNPAID] && !ob->flag [FLAG_APPLIED])
3564 {
3565 if (contr)
3566 {
3567 examine (this, ob);
3568 //who->failmsg ("You should pay for it first! H<You cannot use items marked as unpaid.>");//TODO remove
3569 return 1;
3570 }
3571 else
3572 return 0; /* monsters just skip unpaid items */
3573 }
3574
3575 if (contr)
3576 {
3577 if (!ob->env && (move_type & MOVE_FLYING))
3578 {
3579 /* player is flying and applying object not in inventory */
3580 if (!flag [FLAG_WIZ] && !(ob->move_type & MOVE_FLYING))
3581 {
3582 failmsg ("But you are floating high above the ground! "
3583 "H<You have to stop levitating first, if you can, either by using your levitation skill, "
3584 "or waiting till the levitation effect wears off.>");
3585 return 0;
3586 }
3587 }
3588
3589 contr->last_used = ob;
3590 }
3591
3592 bool want_apply =
3593 aflags & AP_APPLY ? true
3594 : aflags & AP_UNAPPLY ? false
3595 : !ob->flag [FLAG_APPLIED]; // AP_TOGGLE
3596
3597 // cannot unapply cursed items
3598 if (!want_apply
3599 && (ob->flag [FLAG_CURSED] || ob->flag [FLAG_DAMNED])
3600 && ob->flag [FLAG_APPLIED]
3601 && !(aflags & AP_IGNORE_CURSE))
3602 {
3603 failmsgf ("No matter how hard you try, you just can't remove %s." CANNOT_REMOVE_CURSED, ob->query_name ());
3604 return 0;
3605 }
3606
3607 object_ptr *slot = 0;
3608
3609 // detect the slot, if this is a player
3610 if (contr && !(aflags & AP_NO_SLOT))
3611 {
3612 object *oslot;
3613
3614 switch (ob->type)
3615 {
3616 case WEAPON:
3617 slot = &contr->combat_ob;
3618 oslot = contr->ranged_ob;
3619 break;
3620
3621 case RANGED:
3622 case BOW:
3623 case SPELL:
3624 case WAND:
3625 case ROD:
3626 case HORN:
3627 case BUILDER:
3628 slot = &contr->ranged_ob;
3629 oslot = contr->combat_ob;
3630 break;
3631
3632 // oh, the humanity
3633 case SKILL:
3634 // skill is used on it's own, as opposed to being a chosen_skill
3635
3636 if (skill_flags [ob->subtype] & (SF_NEED_ITEM | SF_MANA))
3637 {
3638 failmsgf (
3639 "You feel as if you wanted to do something funny, but you can't remember what. "
3640 "H<The %s skill needs something else to function, for example a tool, weapon, rod, or spell. "
3641 "It cannot be used on its own.>",
3642 &ob->skill
3643 );
3644 return 1;
3645 }
3646
3647 if (skill_flags [ob->subtype] & SF_AUTARK
3648 || !(skill_flags [ob->subtype] & (SF_COMBAT | SF_RANGED)))
3649 {
3650 if (skill_flags [ob->subtype] & SF_USE)
3651 failmsgf (
3652 "You feel as if you wanted to do something funny, but you can't remember what. "
3653 "H<The %s skill cannot be readied, instead, try C<use_skill %s>.>",
3654 &ob->skill, &ob->skill
3655 );
3656 else
3657 failmsgf (
3658 "You feel as if you wanted to do something funny, but you can't remember what. "
3659 "H<The %s skill cannot be readied or used, it is always active.>",
3660 &ob->skill
3661 );
3662
3663 return 1;
3664 }
3665
3666 if (skill_flags [ob->subtype] & SF_NEED_ITEM)
3667 break;
3668
3669 if (skill_flags [ob->subtype] & SF_COMBAT)
3670 {
3671 slot = &contr->combat_ob;
3672 oslot = contr->ranged_ob;
3673 }
3674 else if (skill_flags [ob->subtype] & SF_RANGED)
3675 {
3676 slot = &contr->ranged_ob;
3677 oslot = contr->combat_ob;
3678 }
3679
3680 break;
3681 }
3682
3683 // now handle slot exclusions
3684 if (slot)
3685 {
3686 // only one slot can be active
3687 if (want_apply)
3688 {
3689 // clear slot unless we are in it already
3690 if (*slot != ob)
3691 if (!apply (*slot, AP_UNAPPLY))
3692 return false;
3693
3694 // unapply other slot, because we want to become active
3695 if (!apply (oslot, AP_UNAPPLY))
3696 return false;
3697 }
3698
3699 // clear item from slot if applied
3700 if (!want_apply && current_weapon == ob)
3701 current_weapon = 0;
3702 }
3703 }
3704
3705 if (ob->flag [FLAG_APPLIED] != want_apply)
3706 manual_apply (this, ob, aflags);
3707
3708 if (ob->flag [FLAG_APPLIED] != want_apply)
3709 return false;
3710
3711 if (slot && want_apply)
3712 current_weapon = *slot = ob;
3713
3714 return true;
3399} 3715}
3400 3716
3401/** 3717/**
3402 * Map was just loaded, handle op's initialisation. 3718 * Map was just loaded, handle op's initialisation.
3403 * 3719 *
3404 * Generates shop floor's item, and treasures. 3720 * Generates shop floor's item, and treasures.
3405 */ 3721 */
3406int 3722int
3407auto_apply (object *op) 3723auto_apply (object *op)
3408{ 3724{
3409 object *tmp = NULL, *tmp2; 3725 object *tmp = NULL;
3410 int i; 3726 int i;
3727
3728 op->clr_flag (FLAG_AUTO_APPLY);
3411 3729
3412 switch (op->type) 3730 switch (op->type)
3413 { 3731 {
3414 case SHOP_FLOOR: 3732 case SHOP_FLOOR:
3415 if (!op->has_random_items ()) 3733 if (!op->has_random_items ())
… …
3417 3735
3418 do 3736 do
3419 { 3737 {
3420 i = 10; /* let's give it 10 tries */ 3738 i = 10; /* let's give it 10 tries */
3421 while ((tmp = generate_treasure (op->randomitems, 3739 while ((tmp = generate_treasure (op->randomitems,
3422 op->stats.exp ? (int) op->stats.exp : MAX (op->map->difficulty, 5))) == NULL && --i); 3740 op->stats.exp
3741 ? (int) op->stats.exp
3742 : max (op->map->difficulty, 5)))
3743 == NULL && --i);
3744
3423 if (tmp == NULL) 3745 if (tmp == NULL)
3424 return 0; 3746 return 0;
3425 if (QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED)) 3747
3748 if (tmp->flag [FLAG_CURSED] || tmp->flag [FLAG_DAMNED])
3426 { 3749 {
3427 tmp->destroy (); 3750 tmp->destroy ();
3428 tmp = NULL; 3751 tmp = NULL;
3429 } 3752 }
3430 } 3753 }
3431 while (!tmp); 3754 while (!tmp);
3432 3755
3433 tmp->x = op->x; 3756 tmp->x = op->x;
3434 tmp->y = op->y; 3757 tmp->y = op->y;
3435 SET_FLAG (tmp, FLAG_UNPAID); 3758 tmp->set_flag (FLAG_UNPAID);
3436 insert_ob_in_map (tmp, op->map, NULL, 0); 3759 insert_ob_in_map (tmp, op->map, NULL, 0);
3437 CLEAR_FLAG (op, FLAG_AUTO_APPLY);
3438 identify (tmp); 3760 identify (tmp);
3439 break; 3761 break;
3440 3762
3441 case TREASURE: 3763 case TREASURE:
3442 if (QUERY_FLAG (op, FLAG_IS_A_TEMPLATE)) 3764 if (op->flag [FLAG_IS_A_TEMPLATE])
3443 return 0; 3765 return 0;
3444 3766
3445 while (op->stats.hp-- > 0) 3767 while (op->stats.hp-- > 0)
3446 create_treasure (op->randomitems, op, op->map ? GT_ENVIRONMENT : 0, 3768 create_treasure (op->randomitems, op, op->map ? GT_ENVIRONMENT : 0,
3447 op->stats.exp ? (int) op->stats.exp : op->map == NULL ? 14 : op->map->difficulty, 0); 3769 op->stats.exp ? (int) op->stats.exp : op->map == NULL ? 14 : op->map->difficulty, 0);
… …
3449 /* If we generated an object and put it in this object inventory, 3771 /* If we generated an object and put it in this object inventory,
3450 * move it to the parent object as the current object is about 3772 * move it to the parent object as the current object is about
3451 * to disappear. An example of this item is the random_* stuff 3773 * to disappear. An example of this item is the random_* stuff
3452 * that is put inside other objects. 3774 * that is put inside other objects.
3453 */ 3775 */
3454 for (tmp = op->inv; tmp; tmp = tmp2)
3455 {
3456 tmp2 = tmp->below;
3457 tmp->remove ();
3458
3459 if (op->env) 3776 if (op->env)
3460 insert_ob_in_ob (tmp, op->env); 3777 while (op->inv)
3461 else 3778 op->env->insert (op->inv);
3462 tmp->destroy ();
3463 }
3464 3779
3465 op->destroy (); 3780 op->destroy ();
3466 break; 3781 break;
3467 } 3782 }
3468 return tmp ? 1 : 0; 3783
3784 return !!tmp;
3469} 3785}
3470 3786
3471/** 3787/**
3472 * fix_auto_apply goes through the entire map every time a map 3788 * fix_auto_apply goes through the entire map every time a map
3473 * is loaded or swapped in and performs special actions for 3789 * is loaded or swapped in and performs special actions for
… …
3487 3803
3488 if (tmp->inv) 3804 if (tmp->inv)
3489 { 3805 {
3490 object *invtmp, *invnext; 3806 object *invtmp, *invnext;
3491 3807
3492 for (invtmp = tmp->inv; invtmp != NULL; invtmp = invnext) 3808 for (invtmp = tmp->inv; invtmp; invtmp = invnext)
3493 { 3809 {
3494 invnext = invtmp->below; 3810 invnext = invtmp->below;
3495 3811
3496 if (QUERY_FLAG (invtmp, FLAG_AUTO_APPLY)) 3812 if (invtmp->flag [FLAG_AUTO_APPLY])
3497 auto_apply (invtmp); 3813 auto_apply (invtmp);
3498 else if (invtmp->type == TREASURE && invtmp->has_random_items ()) 3814 else if (invtmp->type == TREASURE && invtmp->has_random_items ())
3499 { 3815 {
3500 while ((invtmp->stats.hp--) > 0) 3816 while (invtmp->stats.hp-- > 0)
3501 create_treasure (invtmp->randomitems, invtmp, 0, difficulty, 0); 3817 create_treasure (invtmp->randomitems, invtmp, 0, difficulty, 0);
3502 3818
3503 invtmp->randomitems = NULL; 3819 invtmp->randomitems = NULL;
3504 } 3820 }
3505 else if (invtmp && invtmp->arch 3821 else if (invtmp->arch
3506 && invtmp->type != TREASURE && invtmp->type != SPELL && invtmp->type != CLASS && invtmp->has_random_items ()) 3822 && invtmp->type != TREASURE && invtmp->type != SPELL && invtmp->type != CLASS
3823 && invtmp->has_random_items ())
3507 { 3824 {
3508 create_treasure (invtmp->randomitems, invtmp, 0, difficulty, 0); 3825 create_treasure (invtmp->randomitems, invtmp, 0, difficulty, 0);
3509 /* Need to clear this so that we never try to create 3826 /* Need to clear this so that we never try to create
3510 * treasure again for this object 3827 * treasure again for this object
3511 */ 3828 */
3512 invtmp->randomitems = NULL; 3829 invtmp->randomitems = NULL;
3513 } 3830 }
3514 } 3831 }
3832
3515 /* This is really temporary - the code at the bottom will 3833 /* This is really temporary - the code at the bottom will
3516 * also set randomitems to null. The problem is there are bunches 3834 * also set randomitems to null. The problem is there are bunches
3517 * of maps/players already out there with items that have spells 3835 * of maps/players already out there with items that have spells
3518 * which haven't had the randomitems set to null yet. 3836 * which haven't had the randomitems set to null yet.
3519 * MSW 2004-05-13 3837 * MSW 2004-05-13
… …
3523 * Ryo 2004-08-16 3841 * Ryo 2004-08-16
3524 */ 3842 */
3525 if (tmp->type == WAND || tmp->type == ROD || tmp->type == SCROLL 3843 if (tmp->type == WAND || tmp->type == ROD || tmp->type == SCROLL
3526 || tmp->type == HORN || tmp->type == FIREWALL || tmp->type == POTION || tmp->type == ALTAR || tmp->type == SPELLBOOK) 3844 || tmp->type == HORN || tmp->type == FIREWALL || tmp->type == POTION || tmp->type == ALTAR || tmp->type == SPELLBOOK)
3527 tmp->randomitems = NULL; 3845 tmp->randomitems = NULL;
3528
3529 } 3846 }
3530 3847
3531 if (QUERY_FLAG (tmp, FLAG_AUTO_APPLY)) 3848 if (tmp->flag [FLAG_AUTO_APPLY])
3532 auto_apply (tmp); 3849 auto_apply (tmp);
3533 else if ((tmp->type == TREASURE || (tmp->type == CONTAINER)) && tmp->has_random_items ()) 3850 else if ((tmp->type == TREASURE || (tmp->type == CONTAINER)) && tmp->has_random_items ())
3534 { 3851 {
3535 while ((tmp->stats.hp--) > 0) 3852 while ((tmp->stats.hp--) > 0)
3536 create_treasure (tmp->randomitems, tmp, 0, difficulty, 0); 3853 create_treasure (tmp->randomitems, tmp, 0, difficulty, 0);
… …
3538 } 3855 }
3539 else if (tmp->type == TIMED_GATE) 3856 else if (tmp->type == TIMED_GATE)
3540 { 3857 {
3541 object *head = tmp->head != NULL ? tmp->head : tmp; 3858 object *head = tmp->head != NULL ? tmp->head : tmp;
3542 3859
3543 if (QUERY_FLAG (head, FLAG_IS_LINKED)) 3860 if (head->flag [FLAG_IS_LINKED])
3544 tmp->set_speed (0); 3861 tmp->set_speed (0);
3545 } 3862 }
3546 /* This function can be called everytime a map is loaded, even when 3863 /* This function can be called everytime a map is loaded, even when
3547 * swapping back in. As such, we don't want to create the treasure 3864 * swapping back in. As such, we don't want to create the treasure
3548 * over and ove again, so after we generate the treasure, blank out 3865 * over and ove again, so after we generate the treasure, blank out
… …
3555 && tmp->type != PLAYER_CHANGER && tmp->type != CLASS && tmp->has_random_items ()) 3872 && tmp->type != PLAYER_CHANGER && tmp->type != CLASS && tmp->has_random_items ())
3556 { 3873 {
3557 create_treasure (tmp->randomitems, tmp, GT_APPLY, difficulty, 0); 3874 create_treasure (tmp->randomitems, tmp, GT_APPLY, difficulty, 0);
3558 tmp->randomitems = NULL; 3875 tmp->randomitems = NULL;
3559 } 3876 }
3877
3560 // close all containers 3878 // close all containers
3561 else if (tmp->type == CONTAINER) 3879 else if (tmp->type == CONTAINER)
3562 tmp->flag [FLAG_APPLIED] = 0; 3880 tmp->flag [FLAG_APPLIED] = 0;
3563 3881
3564 tmp = above; 3882 tmp = above;
3565 } 3883 }
3566 3884
3567 for (mapspace *ms = spaces + size (); ms-- > spaces; ) 3885 for (mapspace *ms = spaces + size (); ms-- > spaces; )
3568 for (object *tmp = ms->bot; tmp; tmp = tmp->above) 3886 for (object *tmp = ms->bot; tmp; tmp = tmp->above)
3569 if (tmp->above && (tmp->type == TRIGGER_BUTTON || tmp->type == TRIGGER_PEDESTAL)) 3887 if (tmp->above && (tmp->type == TRIGGER_BUTTON || tmp->type == TRIGGER_PEDESTAL))
3570 check_trigger (tmp, tmp->above); 3888 check_trigger (tmp, tmp->above, tmp->above);
3571} 3889}
3572 3890
3573/** 3891/**
3574 * Handles player eating food that temporarily changes status (resistances, stats). 3892 * Handles player eating food that temporarily changes status (resistances, stats).
3575 * This used to call cast_change_attr(), but 3893 * This used to call cast_change_attr(), but
3576 * that doesn't work with the new spell code. Since we know what 3894 * that doesn't work with the new spell code. Since we know what
3577 * the food changes, just grab a force and use that instead. 3895 * the food changes, just grab a force and use that instead.
3578 */ 3896 */
3579
3580void 3897void
3581eat_special_food (object *who, object *food) 3898eat_special_food (object *who, object *food)
3582{ 3899{
3583 object *force; 3900 object *force;
3584 int i, did_one = 0; 3901 int i, did_one = 0;
3585 sint8 k;
3586 3902
3587 force = get_archetype (FORCE_NAME); 3903 char buf[64];
3904 snprintf (buf, sizeof(buf), "sp_food_%s", &food->title);
3905 shstr key (buf);
3588 3906
3589 for (i = 0; i < NUM_STATS; i++)
3590 {
3591 k = get_attr_value (&food->stats, i);
3592 if (k)
3593 {
3594 set_attr_value (&force->stats, i, k);
3595 did_one = 1;
3596 }
3597 }
3598
3599 /* check if we can protect the eater */
3600 for (i = 0; i < NROFATTACKS; i++)
3601 {
3602 if (food->resist[i] > 0)
3603 {
3604 force->resist[i] = food->resist[i] / 2;
3605 did_one = 1;
3606 }
3607 }
3608
3609 if (did_one)
3610 {
3611 force->set_speed (0.1);
3612 /* bigger morsel of food = longer effect time */ 3907 /* bigger morsel of food = longer effect time */
3613 force->duration = food->stats.food / 5; 3908 int duration = TIME2TICK (food->stats.food);
3614 SET_FLAG (force, FLAG_APPLIED); 3909
3615 change_abil (who, force); 3910 if (force = who->force_find (key))
3616 insert_ob_in_ob (force, who); 3911 {
3912 if (duration > fabs (force->speed_left / force->speed))
3913 {
3914 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));
3915 force->force_set_timer (duration);
3916 }
3917 else
3918 new_draw_info (NDI_UNIQUE, 0, who, "It had no additional effect.");
3919
3920 return;
3617 } 3921 }
3618 else 3922 else
3923 {
3924 force = who->force_add (key, duration);
3925 force->name = key;
3926
3927 /* check if the food affects a stat */
3928 for (i = 0; i < NUM_STATS; i++)
3929 if (sint8 k = food->stats.stat (i))
3930 {
3931 force->stats.stat (i) = k;
3932 did_one = 1;
3933 }
3934
3935 /* check if we can protect the eater */
3936 for (i = 0; i < NROFATTACKS; i++)
3937 {
3938 if (food->resist[i] > 0)
3939 {
3940 force->resist[i] = food->resist[i];
3941 did_one = 1;
3942 }
3943 }
3944
3945 if (did_one)
3946 {
3947 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));
3948
3949 /* make the force take effect and report effects to user */
3950 change_abil (who, force);
3951 }
3952 else
3619 force->destroy (); 3953 force->destroy ();
3954 }
3620 3955
3621 /* check for hp, sp change */ 3956 /* check for hp, sp change */
3622 if (food->stats.hp != 0) 3957 if (food->stats.hp != 0)
3623 { 3958 {
3624 if (QUERY_FLAG (food, FLAG_CURSED)) 3959 if (food->flag [FLAG_CURSED])
3625 { 3960 {
3626 assign (who->contr->killer, food->name); 3961 who->contr->killer = food;
3627 hit_player (who, food->stats.hp, food, AT_POISON, 1); 3962 hit_player (who, food->stats.hp, food, AT_POISON, 1);
3628 new_draw_info (NDI_UNIQUE, 0, who, "Eck!...that was poisonous!"); 3963 who->failmsg ("Eck!...that was poisonous!");
3629 } 3964 }
3630 else 3965 else
3631 { 3966 {
3632 if (food->stats.hp > 0) 3967 if (food->stats.hp > 0)
3633 new_draw_info (NDI_UNIQUE, 0, who, "You begin to feel better."); 3968 who->statusmsg ("You begin to feel better.");
3634 else 3969 else
3635 new_draw_info (NDI_UNIQUE, 0, who, "Eck!...that was poisonous!"); 3970 who->failmsg ("Eck!...that was poisonous!");
3971
3636 who->stats.hp += food->stats.hp; 3972 who->stats.hp += food->stats.hp;
3637 } 3973 }
3638 } 3974 }
3975
3639 if (food->stats.sp != 0) 3976 if (food->stats.sp != 0)
3640 { 3977 {
3641 if (QUERY_FLAG (food, FLAG_CURSED)) 3978 if (food->flag [FLAG_CURSED])
3642 { 3979 {
3643 new_draw_info (NDI_UNIQUE, 0, who, "You are drained of mana!"); 3980 who->failmsg ("You are drained of mana!");
3644 who->stats.sp -= food->stats.sp; 3981 who->stats.sp -= food->stats.sp;
3645 if (who->stats.sp < 0) 3982 if (who->stats.sp < 0)
3646 who->stats.sp = 0; 3983 who->stats.sp = 0;
3647 } 3984 }
3648 else 3985 else
3649 { 3986 {
3650 new_draw_info (NDI_UNIQUE, 0, who, "You feel a rush of magical energy!"); 3987 who->statusmsg ("You feel a rush of magical energy!");
3651 who->stats.sp += food->stats.sp; 3988 who->stats.sp += food->stats.sp;
3652 /* place limit on max sp from food? */ 3989 /* place limit on max sp from food? */
3653 } 3990 }
3654 } 3991 }
3992
3655 who->update_stats (); 3993 who->update_stats ();
3656}
3657
3658/**
3659 * Designed primarily to light torches/lanterns/etc.
3660 * Also burns up burnable material too. First object in the inventory is
3661 * the selected object to "burn". -b.t.
3662 */
3663void
3664apply_lighter (object *who, object *lighter)
3665{
3666 object *item;
3667 int is_player_env = 0;
3668
3669 item = find_marked_object (who);
3670 if (item)
3671 {
3672 if (lighter->last_eat && lighter->stats.food)
3673 { /* lighter gets used up */
3674 /* Split multiple lighters if they're being used up. Otherwise *
3675 * one charge from each would be used up. --DAMN */
3676 if (lighter->nrof > 1)
3677 {
3678 object *oneLighter = lighter->clone ();
3679
3680 lighter->nrof -= 1;
3681 oneLighter->nrof = 1;
3682 oneLighter->stats.food--;
3683 esrv_send_item (who, lighter);
3684 oneLighter = insert_ob_in_ob (oneLighter, who);
3685 esrv_send_item (who, oneLighter);
3686 }
3687 else
3688 lighter->stats.food--;
3689 }
3690 else if (lighter->last_eat)
3691 { /* no charges left in lighter */
3692 new_draw_info_format (NDI_UNIQUE, 0, who, "You attempt to light the %s with a used up %s.", &item->name, &lighter->name);
3693 return;
3694 }
3695
3696 /* Perhaps we should split what we are trying to light on fire?
3697 * I can't see many times when you would want to light multiple
3698 * objects at once.
3699 */
3700
3701 if (who == item->in_player ())
3702 is_player_env = 1;
3703
3704 save_throw_object (item, AT_FIRE, who);
3705
3706 if (item->destroyed ())
3707 {
3708 new_draw_info_format (NDI_UNIQUE, 0, who, "You light the %s with the %s.", &item->name, &lighter->name);
3709 /* Need to update the player so that the players glow radius
3710 * gets changed.
3711 */
3712 if (is_player_env)
3713 who->update_stats ();
3714 }
3715 else
3716 new_draw_info_format (NDI_UNIQUE, 0, who, "You attempt to light the %s with the %s and fail.", &item->name, &lighter->name);
3717 }
3718 else /* nothing to light */
3719 new_draw_info (NDI_UNIQUE, 0, who, "You need to mark a lightable object.");
3720
3721}
3722
3723/**
3724 * op made some mistake with a scroll, this takes care of punishment.
3725 * scroll_failure()- hacked directly from spell_failure
3726 */
3727void
3728scroll_failure (object *op, int failure, int power)
3729{
3730 if (abs (failure / 4) > power)
3731 power = abs (failure / 4); /* set minimum effect */
3732
3733 if (failure <= -1 && failure > -15)
3734 { /* wonder */
3735 object *tmp;
3736
3737 new_draw_info (NDI_UNIQUE, 0, op, "Your spell warps!.");
3738 tmp = get_archetype (SPELL_WONDER);
3739 cast_wonder (op, op, 0, tmp);
3740 tmp->destroy ();
3741 }
3742 else if (failure <= -15 && failure > -35)
3743 { /* drain mana */
3744 new_draw_info (NDI_UNIQUE, 0, op, "Your mana is drained!.");
3745 op->stats.sp -= random_roll (0, power - 1, op, PREFER_LOW);
3746 if (op->stats.sp < 0)
3747 op->stats.sp = 0;
3748 }
3749 else if (settings.spell_failure_effects == TRUE)
3750 {
3751 if (failure <= -35 && failure > -60)
3752 { /* confusion */
3753 new_draw_info (NDI_UNIQUE, 0, op, "The magic recoils on you!");
3754 confuse_player (op, op, power);
3755 }
3756 else if (failure <= -60 && failure > -70)
3757 { /* paralysis */
3758 new_draw_info (NDI_UNIQUE, 0, op, "The magic recoils and paralyzes " "you!");
3759 paralyze_player (op, op, power);
3760 }
3761 else if (failure <= -70 && failure > -80)
3762 { /* blind */
3763 new_draw_info (NDI_UNIQUE, 0, op, "The magic recoils on you!");
3764 blind_player (op, op, power);
3765 }
3766 else if (failure <= -80)
3767 { /* blast the immediate area */
3768 object *tmp;
3769
3770 tmp = get_archetype (LOOSE_MANA);
3771 cast_magic_storm (op, tmp, power);
3772 new_draw_info (NDI_UNIQUE, 0, op, "You unlease uncontrolled mana!");
3773 tmp->destroy ();
3774 }
3775 }
3776} 3994}
3777 3995
3778void 3996void
3779apply_changes_to_player (object *pl, object *change) 3997apply_changes_to_player (object *pl, object *change)
3780{ 3998{
… …
3797 */ 4015 */
3798 int i, j; 4016 int i, j;
3799 4017
3800 for (i = 0; i < NUM_STATS; i++) 4018 for (i = 0; i < NUM_STATS; i++)
3801 { 4019 {
3802 sint8 stat = get_attr_value (stats, i); 4020 int race_bonus = pl->arch->stats.stat (i);
3803 int race_bonus = get_attr_value (&(pl->arch->clone.stats), i); 4021 sint8 stat = stats->stat (i) + ns->stat (i);
3804 4022
3805 stat += get_attr_value (ns, i);
3806 if (stat > 20 + race_bonus) 4023 if (stat > 20 + race_bonus)
3807 { 4024 {
3808 excess_stat++; 4025 excess_stat++;
3809 stat = 20 + race_bonus; 4026 stat = 20 + race_bonus;
3810 } 4027 }
3811 set_attr_value (stats, i, stat); 4028
4029 stats->stat (i) = stat;
3812 } 4030 }
3813 4031
3814 for (j = 0; excess_stat > 0 && j < 100; j++) 4032 for (j = 0; excess_stat > 0 && j < 100; j++)
3815 { /* try 100 times to assign excess stats */ 4033 { /* try 100 times to assign excess stats */
3816 int i = rndm (0, 6); 4034 int i = rndm (0, 6);
3817 int stat = get_attr_value (stats, i);
3818 int race_bonus = get_attr_value (&(pl->arch->clone.stats), i);
3819 4035
3820 if (i == CHA) 4036 if (i == CHA)
3821 continue; /* exclude cha from this */ 4037 continue; /* exclude cha from this */
4038
4039 int stat = stats->stat (i);
4040 int race_bonus = pl->arch->stats.stat (i);
3822 if (stat < 20 + race_bonus) 4041 if (stat < 20 + race_bonus)
3823 { 4042 {
3824 change_attr_value (stats, i, 1); 4043 change_attr_value (stats, i, 1);
3825 excess_stat--; 4044 excess_stat--;
3826 } 4045 }
3827 } 4046 }
3828 4047
3829 /* insert the randomitems from the change's treasurelist into 4048 /* insert the randomitems from the change's treasurelist into
3830 * the player ref: player.c 4049 * the player ref: player.c
3831 */ 4050 */
3832 if (change->randomitems != NULL) 4051 if (change->randomitems)
3833 give_initial_items (pl, change->randomitems); 4052 give_initial_items (pl, change->randomitems);
3834
3835 4053
3836 /* set up the face, for some races. */ 4054 /* set up the face, for some races. */
3837 4055
3838 /* first, look for the force object banning 4056 /* first, look for the force object banning
3839 * changing the face. Certain races never change face with class. 4057 * changing the face. Certain races never change face with class.
3840 */ 4058 */
3841 for (walk = pl->inv; walk != NULL; walk = walk->below) 4059 for (walk = pl->inv; walk; walk = walk->below)
3842 if (!strcmp (walk->name, "NOCLASSFACECHANGE")) 4060 if (walk->name == shstr_NOCLASSFACECHANGE)
3843 flag_change_face = 0; 4061 flag_change_face = 0;
3844 4062
3845 if (flag_change_face) 4063 if (flag_change_face)
3846 { 4064 {
3847 pl->animation_id = GET_ANIM_ID (change);
3848 pl->face = change->face; 4065 pl->face = change->face;
3849 4066 pl->animation_id = change->animation_id;
3850 if (QUERY_FLAG (change, FLAG_ANIMATE)) 4067 pl->flag [FLAG_ANIMATE] = change->flag [FLAG_ANIMATE];
3851 SET_FLAG (pl, FLAG_ANIMATE);
3852 else
3853 CLEAR_FLAG (pl, FLAG_ANIMATE);
3854 } 4068 }
3855 4069
3856 /* check the special case of can't use weapons */ 4070 /* check the special case of can't use weapons */
3857 /*if(QUERY_FLAG(change,FLAG_USE_WEAPON)) CLEAR_FLAG(pl,FLAG_USE_WEAPON); */ 4071 /*if(change->flag [FLAG_USE_WEAPON]) pl->clr_flag (FLAG_USE_WEAPON); */
3858 if (!strcmp (change->name, "monk")) 4072 if (change->name == shstr_monk)
3859 CLEAR_FLAG (pl, FLAG_USE_WEAPON); 4073 pl->clr_flag (FLAG_USE_WEAPON);
3860 4074
3861 break; 4075 break;
3862 } 4076 }
3863 } 4077 }
3864} 4078}
3865 4079
3866/**
3867 * This handles items of type 'transformer'.
3868 * Basically those items, used with a marked item, transform both items into something
3869 * else.
3870 * "Transformer" item has food decreased by 1, removed if 0 (0 at start means illimited)..
3871 * Change information is contained in the 'slaying' field of the marked item.
3872 * The format is as follow: transformer:[number ]yield[;transformer:...].
3873 * This way an item can be transformed in many things, and/or many objects.
3874 * The 'slaying' field for transformer is used as verb for the action.
3875 */
3876void
3877apply_item_transformer (object *pl, object *transformer)
3878{
3879 object *marked;
3880 object *new_item;
3881 char *find;
3882 char *separator;
3883 int yield;
3884 char got[MAX_BUF];
3885 int len;
3886
3887 if (!pl || !transformer)
3888 return;
3889 marked = find_marked_object (pl);
3890 if (!marked)
3891 {
3892 new_draw_info_format (NDI_UNIQUE, 0, pl, "Use the %s with what item?", query_name (transformer));
3893 return;
3894 }
3895 if (!marked->slaying)
3896 {
3897 new_draw_info_format (NDI_UNIQUE, 0, pl, "You can't use the %s with your %s!", query_name (transformer), query_name (marked));
3898 return;
3899 }
3900 /* check whether they are compatible or not */
3901 find = strstr (marked->slaying, transformer->arch->name);
3902 if (!find || (*(find + strlen (transformer->arch->name)) != ':'))
3903 {
3904 new_draw_info_format (NDI_UNIQUE, 0, pl, "You can't use the %s with your %s!", query_name (transformer), query_name (marked));
3905 return;
3906 }
3907 find += strlen (transformer->arch->name) + 1;
3908 /* Item can be used, now find how many and what it yields */
3909 if (isdigit (*(find)))
3910 {
3911 yield = atoi (find);
3912 if (yield < 1)
3913 {
3914 LOG (llevDebug, "apply_item_transformer: item %s has slaying-yield %d.", query_base_name (marked, 0), yield);
3915 yield = 1;
3916 }
3917 }
3918 else
3919 yield = 1;
3920
3921 while (isdigit (*find))
3922 find++;
3923 while (*find == ' ')
3924 find++;
3925 memset (got, 0, MAX_BUF);
3926 if ((separator = strchr (find, ';')) != NULL)
3927 {
3928 len = separator - find;
3929 }
3930 else
3931 {
3932 len = strlen (find);
3933 }
3934 if (len > MAX_BUF - 1)
3935 len = MAX_BUF - 1;
3936 strcpy (got, find);
3937 got[len] = '\0';
3938
3939 /* Now create new item, remove used ones when required. */
3940 new_item = get_archetype (got);
3941 if (!new_item)
3942 {
3943 new_draw_info_format (NDI_UNIQUE, 0, pl, "This %s is strange, better to not use it.", query_base_name (marked, 0));
3944 return;
3945 }
3946
3947 new_item->nrof = yield;
3948 new_draw_info_format (NDI_UNIQUE, 0, pl, "You %s the %s.", &transformer->slaying, query_base_name (marked, 0));
3949 insert_ob_in_ob (new_item, pl);
3950 esrv_send_inventory (pl, pl);
3951 /* Eat up one item */
3952 decrease_ob_nr (marked, 1);
3953 /* Eat one transformer if needed */
3954 if (transformer->stats.food)
3955 if (--transformer->stats.food == 0)
3956 decrease_ob_nr (transformer, 1);
3957}

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