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Comparing deliantra/server/server/apply.C (file contents):
Revision 1.97 by root, Tue May 15 19:07:15 2007 UTC vs.
Revision 1.268 by root, Sat Jul 3 23:39:01 2010 UTC

1/* 1/*
2 * CrossFire, A Multiplayer game 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 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 * 17 *
18 * You should have received a copy of the GNU General Public License 18 * You should have received a copy of the Affero GNU General Public License
19 * along with this program; if not, write to the Free Software 19 * and the GNU General Public License along with this program. If not, see
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * <http://www.gnu.org/licenses/>.
21 * 21 *
22 * The authors can be reached via e-mail to <crossfire@schmorp.de> 22 * The authors can be reached via e-mail to <support@deliantra.net>
23 */ 23 */
24 24
25#include <cmath> 25#include <cmath>
26 26
27#include <global.h> 27#include <global.h>
… …
30#include <skills.h> 30#include <skills.h>
31#include <tod.h> 31#include <tod.h>
32 32
33#include <sproto.h> 33#include <sproto.h>
34 34
35/* Want this regardless of rplay. */ 35// these must be in the inventory before they can be applied
36#include <sounds.h>
37 36
38/** 37static const struct apply_types_inv_only : typeset
39 * Check if op should abort moving victim because of it's race or slaying.
40 * Returns 1 if it should abort, returns 0 if it should continue.
41 */
42int
43should_director_abort (object *op, object *victim)
44{ 38{
45 int arch_flag, name_flag, race_flag; 39 apply_types_inv_only ()
46
47 /* Get flags to determine what of arch, name, and race should be checked.
48 * This is stored in subtype, and is a bitmask, the LSB is the arch flag,
49 * the next is the name flag, and the last is the race flag. Also note,
50 * if subtype is set to zero, that also goes to defaults of all affecting
51 * it. Examples:
52 * subtype 1: only arch
53 * subtype 3: arch or name
54 * subtype 5: arch or race
55 * subtype 7: all three
56 */
57 if (op->subtype)
58 { 40 {
59 arch_flag = (op->subtype & 1); 41 set (WEAPON);
60 name_flag = (op->subtype & 2); 42 set (ARMOUR);
61 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);
62 } 61 }
63 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 ()
64 { 69 {
65 arch_flag = 1; 70 set (TRANSPORT);
66 name_flag = 1; 71 set (EXIT);
67 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 */
68 } 85 }
86} apply_types_player_only;
69 87
70 /* If the director has race set, only affect objects with a arch, 88// applying these _can_ be attempted, others cannot
71 * name or race that matches. 89// be applied at all. used by e.g. apply below.
72 */
73 if ((op->race) &&
74 ((!(victim->arch && arch_flag && victim->arch->name) || op->race != victim->arch->name)) &&
75 ((!(victim->name && name_flag) || op->race != victim->name)) &&
76 ((!(victim->race && race_flag) || op->race != victim->race)))
77 return 1;
78 90
79 /* If the director has slaying set, only affect objects where none 91static const struct apply_types : typeset
80 * of arch, name, or race match.
81 */
82 if ((op->slaying) && (((victim->arch && arch_flag && victim->arch->name && op->slaying == victim->arch->name))) ||
83 ((victim->name && name_flag && op->slaying == victim->name)) ||
84 ((victim->race && race_flag && op->slaying == victim->race)))
85 return 1;
86
87 return 0;
88}
89
90/**
91 * This handles a player dropping money on an altar to identify stuff.
92 * It'll identify marked item, if none all items up to dropped money.
93 * Return value: 1 if money was destroyed, 0 if not.
94 */
95static int
96apply_id_altar (object *money, object *altar, object *pl)
97{ 92{
98 object *id, *marked; 93 apply_types ()
99 int success = 0; 94 : typeset ((typeset)apply_types_player_only | (typeset)apply_types_inv_only)
100
101 if (pl == NULL || pl->type != PLAYER)
102 return 0;
103
104 /* Check for MONEY type is a special hack - it prevents 'nothing needs
105 * identifying' from being printed out more than it needs to be.
106 */
107 if (!check_altar_sacrifice (altar, money) || money->type != MONEY)
108 return 0;
109
110 marked = find_marked_object (pl);
111 /* if the player has a marked item, identify that if it needs to be
112 * identified. IF it doesn't, then go through the player inventory.
113 */
114 if (marked && !QUERY_FLAG (marked, FLAG_IDENTIFIED) && need_identify (marked))
115 { 95 {
116 if (operate_altar (altar, &money)) 96 set (T_HANDLE);
117 { 97 set (TRIGGER);
118 identify (marked); 98 set (SCROLL);
119 new_draw_info_format (NDI_UNIQUE, 0, pl, "You have %s.", long_desc (marked, pl)); 99 set (POTION);
120 if (marked->msg) 100 set (CLOSE_CON);
121 { 101 set (CONTAINER);
122 new_draw_info (NDI_UNIQUE, 0, pl, "The item has a story:"); 102 set (LAMP);
123 new_draw_info (NDI_UNIQUE, 0, pl, marked->msg); 103 set (TORCH);
124 } 104 set (DRINK);
125 return money == NULL; 105 set (FOOD);
126 } 106 set (FLESH);
107 set (POISON);
108 set (POWER_CRYSTAL);
109 set (ITEM_TRANSFORMER);
127 } 110 }
128 111} apply_types;
129 for (id = pl->inv; id; id = id->below)
130 {
131 if (!QUERY_FLAG (id, FLAG_IDENTIFIED) && !id->invisible && need_identify (id))
132 {
133 if (operate_altar (altar, &money))
134 {
135 identify (id);
136 new_draw_info_format (NDI_UNIQUE, 0, pl, "You have %s.", long_desc (id, pl));
137 if (id->msg)
138 {
139 new_draw_info (NDI_UNIQUE, 0, pl, "The item has a story:");
140 new_draw_info (NDI_UNIQUE, 0, pl, id->msg);
141 }
142 success = 1;
143 /* If no more money, might as well quit now */
144 if (money == NULL || !check_altar_sacrifice (altar, money))
145 break;
146 }
147 else
148 {
149 LOG (llevError, "check_id_altar: Couldn't do sacrifice when we should have been able to\n");
150 break;
151 }
152 }
153 }
154 if (!success)
155 new_draw_info (NDI_UNIQUE, 0, pl, "You have nothing that needs identifying");
156 return money == NULL;
157}
158
159/**
160 * This checks whether the object has a "on_use_yield" field, and if so generated and drops
161 * matching item.
162 **/
163static void
164handle_apply_yield (object *tmp)
165{
166 const char *yield;
167
168 yield = get_ob_key_value (tmp, "on_use_yield");
169 if (yield != NULL)
170 {
171 object *drop = get_archetype (yield);
172
173 if (tmp->env)
174 {
175 drop = insert_ob_in_ob (drop, tmp->env);
176 if (tmp->env->type == PLAYER)
177 esrv_send_item (tmp->env, drop);
178 }
179 else
180 {
181 drop->x = tmp->x;
182 drop->y = tmp->y;
183 insert_ob_in_map (drop, tmp->map, tmp, INS_BELOW_ORIGINATOR);
184 }
185 }
186}
187
188/**
189 * Handles applying a potion.
190 */
191int
192apply_potion (object *op, object *tmp)
193{
194 int got_one = 0, i;
195 object *force = 0, *floor = 0;
196
197 floor = GET_MAP_OB (op->map, op->x, op->y);
198
199 if (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_SAFE)
200 {
201 if (op->type == PLAYER)
202 new_draw_info (NDI_UNIQUE, 0, op, "Gods prevent you from using this here, it's sacred ground!");
203 CLEAR_FLAG (tmp, FLAG_APPLIED);
204 return 0;
205 }
206
207 if (op->type == PLAYER)
208 if (!QUERY_FLAG (tmp, FLAG_IDENTIFIED))
209 identify (tmp);
210
211 handle_apply_yield (tmp);
212
213 /* Potion of restoration - only for players */
214 if (op->type == PLAYER && (tmp->attacktype & AT_DEPLETE))
215 {
216 object *depl;
217 archetype *at;
218
219 if (QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED))
220 {
221 op->drain_stat ();
222 op->update_stats ();
223 decrease_ob (tmp);
224 return 1;
225 }
226
227 if (!(at = archetype::find (ARCH_DEPLETION)))
228 {
229 LOG (llevError, "Could not find archetype depletion\n");
230 return 0;
231 }
232 depl = present_arch_in_ob (at, op);
233
234 if (depl)
235 {
236 for (i = 0; i < NUM_STATS; i++)
237 if (depl->stats.stat (i))
238 new_draw_info (NDI_UNIQUE, 0, op, restore_msg[i]);
239
240 depl->destroy ();
241 op->update_stats ();
242 }
243 else
244 new_draw_info (NDI_UNIQUE, 0, op, "You potion had no effect.");
245
246 decrease_ob (tmp);
247 return 1;
248 }
249
250 /* improvement potion - only for players */
251 if (op->type == PLAYER && tmp->attacktype & AT_GODPOWER)
252 {
253 for (i = 1; i < MIN (11, op->level); i++)
254 {
255 if (QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED))
256 {
257 if (op->contr->levhp[i] != 1)
258 {
259 op->contr->levhp[i] = 1;
260 break;
261 }
262 if (op->contr->levsp[i] != 1)
263 {
264 op->contr->levsp[i] = 1;
265 break;
266 }
267 if (op->contr->levgrace[i] != 1)
268 {
269 op->contr->levgrace[i] = 1;
270 break;
271 }
272 }
273 else
274 {
275 if (op->contr->levhp[i] < 9)
276 {
277 op->contr->levhp[i] = 9;
278 break;
279 }
280 if (op->contr->levsp[i] < 6)
281 {
282 op->contr->levsp[i] = 6;
283 break;
284 }
285 if (op->contr->levgrace[i] < 3)
286 {
287 op->contr->levgrace[i] = 3;
288 break;
289 }
290 }
291 }
292
293 /* Just makes checking easier */
294 if (i < MIN (11, op->level))
295 got_one = 1;
296
297 if (!QUERY_FLAG (tmp, FLAG_CURSED) && !QUERY_FLAG (tmp, FLAG_DAMNED))
298 {
299 if (got_one)
300 {
301 op->update_stats ();
302 new_draw_info (NDI_UNIQUE, 0, op, "The Gods smile upon you and remake you");
303 new_draw_info (NDI_UNIQUE, 0, op, "a little more in their image.");
304 new_draw_info (NDI_UNIQUE, 0, op, "You feel a little more perfect.");
305 }
306 else
307 new_draw_info (NDI_UNIQUE, 0, op, "The potion had no effect - you are already perfect");
308 }
309 else
310 { /* cursed potion */
311 if (got_one)
312 {
313 op->update_stats ();
314 new_draw_info (NDI_UNIQUE, 0, op, "The Gods are angry and punish you.");
315 }
316 else
317 new_draw_info (NDI_UNIQUE, 0, op, "You are fortunate that you are so pathetic.");
318 }
319
320 decrease_ob (tmp);
321 return 1;
322 }
323
324
325 /* A potion that casts a spell. Healing, restore spellpoint (power potion)
326 * and heroism all fit into this category. Given the spell object code,
327 * there is no limit to the number of spells that potions can be cast,
328 * but direction is problematic to try and imbue fireball potions for example.
329 */
330 if (tmp->inv)
331 {
332 if (QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED))
333 {
334 object *fball;
335
336 new_draw_info (NDI_UNIQUE, 0, op, "Yech! Your lungs are on fire!");
337 /* Explodes a fireball centered at player */
338 fball = get_archetype (EXPLODING_FIREBALL);
339 fball->dam_modifier = random_roll (1, op->level, op, PREFER_LOW) / 5 + 1;
340 fball->stats.maxhp = random_roll (1, op->level, op, PREFER_LOW) / 10 + 2;
341 fball->x = op->x;
342 fball->y = op->y;
343 insert_ob_in_map (fball, op->map, NULL, 0);
344 }
345 else
346 cast_spell (op, tmp, op->facing, tmp->inv, NULL);
347
348 decrease_ob (tmp);
349 /* if youre dead, no point in doing this... */
350 if (!QUERY_FLAG (op, FLAG_REMOVED))
351 op->update_stats ();
352 return 1;
353 }
354
355 /* Deal with protection potions */
356 force = NULL;
357 for (i = 0; i < NROFATTACKS; i++)
358 {
359 if (tmp->resist[i])
360 {
361 if (!force)
362 force = get_archetype (FORCE_NAME);
363 memcpy (force->resist, tmp->resist, sizeof (tmp->resist));
364 force->type = POTION_EFFECT;
365 break; /* Only need to find one protection since we copy entire batch */
366 }
367 }
368 /* This is a protection potion */
369 if (force)
370 {
371 /* cursed items last longer */
372 if (QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED))
373 {
374 force->stats.food *= 10;
375 for (i = 0; i < NROFATTACKS; i++)
376 if (force->resist[i] > 0)
377 force->resist[i] = -force->resist[i]; /* prot => vuln */
378 }
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;
770 430
771 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))
772 { 432 {
773 new_draw_info (NDI_UNIQUE, 0, op, "Something blocks the magic of the scroll."); 433 op->failmsg ("Something blocks the magic of the scroll!");
774 return 0; 434 return 0;
775 } 435 }
776 436
777 otmp = find_marked_object (op); 437 object *otmp = op->mark ();
438
778 if (!otmp) 439 if (!otmp)
779 { 440 {
780 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.>");
781 return 0; 442 return 0;
782 } 443 }
783 444
784 if (otmp->type != WEAPON && otmp->type != BOW) 445 if (otmp->type != WEAPON && otmp->type != BOW)
785 { 446 {
786 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!");
787 return 0; 448 return 0;
788 } 449 }
789 450
790 new_draw_info (NDI_UNIQUE, 0, op, "Applied weapon builder."); 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
791 improve_weapon (op, tmp, otmp); 459 improve_weapon (op, tmp, otmp);
792 esrv_send_item (op, otmp); 460 esrv_send_item (op, otmp);
793 return 1; 461 return 1;
794} 462}
795 463
… …
813 * the armour value of the piece of equipment exceed either 481 * the armour value of the piece of equipment exceed either
814 * the users level or 90) 482 * the users level or 90)
815 * Modified by MSW for partial resistance. Only support 483 * Modified by MSW for partial resistance. Only support
816 * changing of physical area right now. 484 * changing of physical area right now.
817 */ 485 */
818int 486static int
819improve_armour (object *op, object *improver, object *armour) 487improve_armour (object *op, object *improver, object *armour)
820{ 488{
821 object *tmp;
822
823 if (armour->magic >= settings.armor_max_enchant) 489 if (armour->magic >= settings.armor_max_enchant)
824 { 490 {
825 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!");
826 return 0; 492 return 0;
827 } 493 }
494
828 /* 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,
829 * 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.
830 * 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
831 * of gnarg and what not?) 498 * of gnarg and what not?)
832 */ 499 */
833 if (armour->title) 500 if (armour->title)
834 { 501 {
835 new_draw_info (NDI_UNIQUE, 0, op, "This armour will not accept further enchantment."); 502 op->failmsg ("This armour will not accept further enchantment.");
836 return 0; 503 return 0;
837 } 504 }
838 505
839 /* Split objects if needed. Can't insert tmp until the 506 /* Split objects if needed. Can't insert tmp until the
840 * end of this function - otherwise it will just re-merge. 507 * end of this function - otherwise it will just re-merge.
841 */ 508 */
842 if (armour->nrof > 1) 509 object *tmp = armour->nrof > 1 ? armour->split (armour->nrof - 1) : 0;
843 tmp = get_split_ob (armour, armour->nrof - 1);
844 else
845 tmp = NULL;
846 510
847 armour->magic++; 511 armour->magic++;
848 512
849 if (!settings.armor_speed_linear) 513 if (!settings.armor_speed_linear)
850 { 514 {
… …
855 { 519 {
856 base = base - (base * settings.armor_speed_improvement) / 100; 520 base = base - (base * settings.armor_speed_improvement) / 100;
857 pow++; 521 pow++;
858 } 522 }
859 523
860 ARMOUR_SPEED (armour) = (ARMOUR_SPEED (&armour->arch->clone) * base) / 100; 524 ARMOUR_SPEED (armour) = (ARMOUR_SPEED (armour->arch) * base) / 100;
861 } 525 }
862 else 526 else
863 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;
864 528
865 if (!settings.armor_weight_linear) 529 if (!settings.armor_weight_linear)
866 { 530 {
867 int base = 100; 531 int base = 100;
868 int pow = 0; 532 int pow = 0;
… …
871 { 535 {
872 base = base - (base * settings.armor_weight_reduction) / 100; 536 base = base - (base * settings.armor_weight_reduction) / 100;
873 pow++; 537 pow++;
874 } 538 }
875 539
876 armour->weight = (armour->arch->clone.weight * base) / 100; 540 armour->weight = (armour->arch->weight * base) / 100;
877 } 541 }
878 else 542 else
879 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;
880 544
881 if (armour->weight <= 0) 545 if (armour->weight <= 0)
882 { 546 {
883 LOG (llevInfo, "Warning: enchanted armours can have negative weight\n."); 547 LOG (llevInfo, "Warning: enchanted armours can have negative weight\n.");
884 armour->weight = 1; 548 armour->weight = 1;
885 } 549 }
886 550
887 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);
888 552
889 if (op->type == PLAYER) 553 if (op->type == PLAYER)
890 { 554 {
891 esrv_send_item (op, armour); 555 esrv_send_item (op, armour);
892 if (QUERY_FLAG (armour, FLAG_APPLIED)) 556
557 if (armour->flag [FLAG_APPLIED])
893 op->update_stats (); 558 op->update_stats ();
894 } 559 }
895 decrease_ob (improver); 560
561 improver->decrease ();
562
896 if (tmp) 563 if (tmp)
897 { 564 op->insert (tmp);
898 insert_ob_in_ob (tmp, op); 565
899 esrv_send_item (op, tmp);
900 }
901 return 1; 566 return 1;
902} 567}
903
904 568
905/* 569/*
906 * 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
907 * what the converter wants, -1 if the converter is broken. 571 * what the converter wants, -1 if the converter is broken.
908 */ 572 *
909#define CONV_FROM(xyz) xyz->slaying
910#define CONV_TO(xyz) xyz->other_arch
911#define CONV_NR(xyz) xyz->stats.sp
912#define CONV_NEED(xyz) xyz->stats.food
913
914/* Takes one items and makes another. 573 * Takes one type of items and makes another.
915 * converter is the object that is doing the conversion. 574 * converter is the object that is doing the conversion.
916 * 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
917 * what the converter wants, this will not do anything. 576 * what the converter wants, this will not do anything.
918 */ 577 */
919int 578int
920convert_item (object *item, object *converter) 579convert_item (object *item, object *converter)
921{ 580{
922 int nr = 0; 581 sint64 nr = 0, price_in;
923 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;
924 590
925 /* 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,
926 * 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
927 * 3 gp and player drops a platinum, tough luck) 593 * 3 gp and player drops a platinum, tough luck)
928 */ 594 */
929 if (!strcmp (CONV_FROM (converter), "money")) 595 if (conv_from == shstr_money)
930 { 596 {
931 int cost;
932
933 if (item->type != MONEY) 597 if (item->type != MONEY)
934 return 0; 598 return 0;
935 599
936 nr = (item->nrof * item->value) / CONV_NEED (converter); 600 nr = sint64 (item->nrof) * item->value / need;
937 if (!nr) 601 if (!nr)
938 return 0; 602 return 0;
939 cost = nr * CONV_NEED (converter) / item->value; 603
940 /* take into account rounding errors */ 604 converter->play_sound (sound_find ("shop_buy"));
941 if (nr * CONV_NEED (converter) % item->value) 605
942 cost++; 606 sint64 cost = (nr * need + item->value - 1) / item->value;
943 decrease_ob_nr (item, cost); 607
608 item->decrease (cost);
944 609
945 price_in = cost * item->value; 610 price_in = cost * item->value;
946 } 611 }
947 else 612 else
948 { 613 {
949 if (item->type == PLAYER || CONV_FROM (converter) != item->arch->name || 614 if (item->type == PLAYER
950 (CONV_NEED (converter) && CONV_NEED (converter) > (uint16) item->nrof)) 615 || conv_from != item->arch->archname
616 || (need && need > (uint16) item->nrof))
951 return 0; 617 return 0;
952 618
953 if (CONV_NEED (converter)) 619 converter->play_sound (sound_find ("convert_item"));
620
621 if (need)
954 { 622 {
955 nr = item->nrof / CONV_NEED (converter); 623 nr = sint64 (item->nrof) / need;
956 decrease_ob_nr (item, nr * CONV_NEED (converter)); 624 item->decrease (nr * need);
957 price_in = nr * CONV_NEED (converter) * item->value; 625 price_in = nr * need * item->value;
958 } 626 }
959 else 627 else
960 { 628 {
961 price_in = item->value; 629 price_in = item->value;
962 item->destroy (); 630 item->destroy ();
963 } 631 }
964 } 632 }
965 633
966 if (converter->inv != NULL) 634 if (converter->inv)
967 { 635 {
968 object *ob; 636 object *ob;
969 int i; 637 int i;
970 object *ob_to_copy; 638 object *ob_to_copy;
971 639
972 /* select random object from inventory to copy */ 640 /* select random object from inventory to copy */
973 ob_to_copy = converter->inv; 641 ob_to_copy = converter->inv;
974 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++)
975 {
976 if (rndm (0, i) == 0) 643 if (rndm (0, i) == 0)
977 {
978 ob_to_copy = ob; 644 ob_to_copy = ob;
979 } 645
980 } 646 item = ob_to_copy->deep_clone ();
981 item = object_create_clone (ob_to_copy); 647 item->clr_flag (FLAG_IS_A_TEMPLATE);
982 CLEAR_FLAG (item, FLAG_IS_A_TEMPLATE);
983 unflag_inv (item, FLAG_IS_A_TEMPLATE); 648 unflag_inv (item, FLAG_IS_A_TEMPLATE);
984 } 649 }
985 else 650 else
986 { 651 {
987 if (converter->other_arch == NULL) 652 if (!conv_to)
988 { 653 {
989 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",
990 &converter->name, &converter->map->path, converter->x, converter->y); 655 &converter->name, &converter->map->path, converter->x, converter->y);
991 return -1; 656 return -1;
992 } 657 }
993 658
994 item = object_create_arch (converter->other_arch); 659 item = object_create_arch (conv_to);
995 fix_generated_item (item, converter, 0, 0, GT_MINIMAL); 660 fix_generated_item (item, converter, 0, 0, GT_MINIMAL);
996 } 661 }
997 662
998 if (CONV_NR (converter)) 663 if (give)
999 item->nrof = CONV_NR (converter); 664 item->nrof = give;
665
1000 if (nr) 666 if (nr)
1001 item->nrof *= nr; 667 item->nrof *= nr;
1002 if (is_in_shop (converter)) 668
1003 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 }
1004 else if (price_in < item->nrof * item->value) 680 else if (price_in < sint64 (item->nrof) * item->value)
1005 { 681 {
1006 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",
1007 &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);
1008
1009 /** 684 /**
1010 * 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
1011 * propably had something in mind when doing this 686 * hopefully had something in mind when doing this.
1012 */ 687 */
1013 } 688 }
1014 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
1015 return 1; 697 return 1;
1016} 698}
1017 699
1018/** 700/**
1019 * Handle apply on containers. 701 * Handle apply on containers.
1020 * By Eneq(@csd.uu.se). 702 * By Eneq(@csd.uu.se).
1021 * 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]
1022 * added the alchemical cauldron to the code -b.t. 704 * added the alchemical cauldron to the code -b.t.
1023 */ 705 */
1024int 706static int
1025apply_container (object *op, object *sack) 707apply_container (object *op, object *sack)
1026{ 708{
1027 if (op->type != PLAYER || !op->contr->ns) 709 if (op->type != PLAYER || !op->contr->ns)
1028 return 0; /* This might change */ 710 return 0; /* This might change */
1029 711
… …
1035 717
1036 op->contr->last_used = 0; 718 op->contr->last_used = 0;
1037 719
1038 if (sack->env && sack->env != op) 720 if (sack->env && sack->env != op)
1039 { 721 {
1040 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.");
1041 return 1; 723 return 1;
1042 } 724 }
1043 725
1044 // 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
1045 if (sack->flag [FLAG_APPLIED]) 727 if (sack->flag [FLAG_APPLIED])
1046 { 728 {
1047 if (op->container == sack) 729 if (op->container_ () == sack)
1048 { 730 {
1049 // open on ground or inv, so close 731 // open on ground or inv, so close
1050 op->close_container (); 732 op->close_container ();
1051 return 1; 733 return 1;
1052 } 734 }
1053 else if (!sack->env) 735 else if (!sack->env)
1054 { 736 {
1055 // active, but not ours: some other player has opened it 737 // active on floor, but not ours: some other player has opened it
1056 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));
1057 return 1; 741 return 1;
1058 } 742 }
743 }
1059 744
1060 // fall through to opening it (active in inv) 745 // it's locked?
746 if (sack->slaying)
1061 } 747 {
1062 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])
1063 { 762 {
1064 // 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
1065 op->close_container (); 764 op->close_container ();
1066 sack->flag [FLAG_APPLIED] = 1; 765 sack->flag [FLAG_APPLIED] = true;
1067 esrv_update_item (UPD_FLAGS, op, sack); 766 esrv_update_item (UPD_FLAGS, op, sack);
1068 new_draw_info_format (NDI_UNIQUE, 0, op, "You ready %s.", query_name (sack)); 767 op->statusmsg (format ("You ready %s.", query_name (sack)));
1069 return 1;
1070 }
1071
1072 // it's locked?
1073 if (sack->slaying)
1074 { 768 }
1075 if (object *tmp = find_key (op, op, sack))
1076 new_draw_info_format (NDI_UNIQUE, 0, op, "You unlock %s with %s.", query_name (sack), query_name (tmp));
1077 else 769 else
1078 {
1079 new_draw_info_format (NDI_UNIQUE, 0, op, "You don't have the key to unlock %s.", query_name (sack));
1080 return 1;
1081 }
1082 }
1083
1084 op->open_container (sack); 770 op->open_container (sack);
1085 771
1086 return 1; 772 return 1;
1087} 773}
1088 774
1089/** 775/**
… …
1095{ 781{
1096 /* Only players can make sacrifices on spell casting altars. */ 782 /* Only players can make sacrifices on spell casting altars. */
1097 if (altar->inv && (!originator || originator->type != PLAYER)) 783 if (altar->inv && (!originator || originator->type != PLAYER))
1098 return 0; 784 return 0;
1099 785
1100 if (operate_altar (altar, &sacrifice)) 786 if (operate_altar (altar, &sacrifice, originator))
1101 { 787 {
1102 /* Simple check. Unfortunately, it means you can't cast magic bullet 788 /* Simple check. Unfortunately, it means you can't cast magic bullet
1103 * 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
1104 * is up to map designers to use them properly. 790 * is up to map designers to use them properly.
1105 */ 791 */
1106 if (altar->inv && altar->inv->type == SPELL) 792 if (altar->inv && altar->inv->type == SPELL)
1107 { 793 {
1108 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));
1109 cast_spell (originator, altar, 0, altar->inv, NULL); 795 cast_spell (originator, altar, 0, altar->inv, NULL);
1110 /* If it is connected, push the button. Fixes some problems with 796 /* If it is connected, push the button. Fixes some problems with
1111 * old maps. 797 * old maps.
1112 */ 798 */
1113 799
1114/* push_button (altar);*/ 800/* push_button (altar);*/
1115 } 801 }
1116 else 802 else
1117 { 803 {
1118 altar->value = 1; /* works only once */ 804 altar->value = 1; /* works only once */
1119 push_button (altar); 805 push_button (altar, originator);
1120 } 806 }
1121 807
1122 return !sacrifice; 808 return !sacrifice;
1123 } 809 }
1124 else 810 else
… …
1137{ 823{
1138 int rv = 0; 824 int rv = 0;
1139 double opinion; 825 double opinion;
1140 object *tmp, *next; 826 object *tmp, *next;
1141 827
1142 SET_FLAG (op, FLAG_NO_APPLY); /* prevent loops */ 828 op->set_flag (FLAG_NO_APPLY); /* prevent loops */
1143 829
1144 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 ())
1145 { 842 {
1146 /* Remove all the unpaid objects that may be carried here. 843 /* Remove all the unpaid objects that may be carried here.
1147 * This could be pets or monsters that are somehow in 844 * This could be pets or monsters that are somehow in
1148 * the shop. 845 * the shop.
1149 */ 846 */
1150 for (tmp = op->inv; tmp; tmp = next) 847 for (tmp = op->inv; tmp; tmp = next)
1151 { 848 {
1152 next = tmp->below; 849 next = tmp->below;
1153 850
1154 if (QUERY_FLAG (tmp, FLAG_UNPAID)) 851 if (tmp->flag [FLAG_UNPAID])
1155 { 852 {
1156 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);
1157 854
855 if (i >= 0)
1158 tmp->remove (); 856 tmp->move (i);
1159
1160 if (i == -1)
1161 i = 0;
1162
1163 tmp->map = op->map;
1164 tmp->x = op->x + freearr_x[i];
1165 tmp->y = op->y + freearr_y[i];
1166 insert_ob_in_map (tmp, op->map, op, 0);
1167 } 857 }
1168 } 858 }
1169 859
1170 /* Don't teleport things like spell effects */ 860 /* Don't teleport things like spell effects */
1171 if (QUERY_FLAG (op, FLAG_NO_PICK)) 861 if (op->flag [FLAG_NO_PICK])
1172 return 0; 862 return 0;
1173 863
1174 /* unpaid objects, or non living objects, can't transfer by 864 /* unpaid objects, or non living objects, can't transfer by
1175 * shop mats. Instead, put it on a nearby space. 865 * shop mats. Instead, put it on a nearby space.
1176 */ 866 */
1177 if (QUERY_FLAG (op, FLAG_UNPAID) || !QUERY_FLAG (op, FLAG_ALIVE)) 867 if (op->flag [FLAG_UNPAID] || !op->flag [FLAG_ALIVE])
1178 { 868 {
1179
1180 /* Somebody dropped an unpaid item, just move to an adjacent place. */ 869 /* Somebody dropped an unpaid item, just move to an adjacent place. */
1181 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);
1182 871
1183 if (i != -1) 872 if (i != -1)
1184 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);
1185 874
1186 return 0; 875 return 0;
1187 } 876 }
877
1188 /* Removed code that checked for multipart objects - it appears that 878 /* Removed code that checked for multipart objects - it appears that
1189 * the teleport function should be able to handle this just fine. 879 * the teleport function should be able to handle this just fine.
1190 */ 880 */
1191 rv = teleport (shop_mat, SHOP_MAT, op); 881 rv = teleport (shop_mat, SHOP_MAT, op);
1192 } 882 }
1193 else if (can_pay (op) && get_payment (op)) 883 else if (can_pay (op) && get_payment (op))
1194 { 884 {
1195 /* this is only used for players */ 885 /* this is only used for players */
1196 rv = teleport (shop_mat, SHOP_MAT, op); 886 rv = teleport (shop_mat, SHOP_MAT, op);
1197 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
1198 if (shop_mat->msg) 895 if (shop_mat->msg)
1199 new_draw_info (NDI_UNIQUE, 0, op, shop_mat->msg); 896 op->statusmsg (shop_mat->msg);
1200 /* 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,
1201 * 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
1202 * actually the shop floor. 899 * actually the shop floor.
1203 */ 900 */
1204 else if (!rv && !is_in_shop (op)) 901 else if (!rv && !op->is_in_shop ())
1205 { 902 {
1206 opinion = shopkeeper_approval (op->map, op); 903 opinion = shopkeeper_approval (op->map, op);
1207 904
1208 if (opinion > 0.9) 905 op->statusmsg (
1209 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."
1210 else if (opinion > 0.75) 907 : opinion >= 0.75 ? "The shopkeeper waves to you."
1211 new_draw_info (NDI_UNIQUE, 0, op, "The shopkeeper waves to you."); 908 : opinion >= 0.50 ? "The shopkeeper ignores you."
1212 else if (opinion > 0.5) 909 : "The shopkeeper glares at you with contempt."
1213 new_draw_info (NDI_UNIQUE, 0, op, "The shopkeeper ignores you.");
1214 else 910 );
1215 new_draw_info (NDI_UNIQUE, 0, op, "The shopkeeper glares at you with contempt.");
1216 } 911 }
1217 } 912 }
1218 else 913 else
1219 { 914 {
1220 /* 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
1221 * 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
1222 * they are not on the mat anymore 917 * they are not on the mat anymore
1223 */ 918 */
1224 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);
1225 920
1226 if (i == -1) 921 if (i == -1)
1227 {
1228 LOG (llevError, "Internal shop-mat problem.\n"); 922 LOG (llevError, "Internal shop-mat problem.\n");
1229 }
1230 else 923 else
1231 { 924 {
1232 op->remove (); 925 op->remove ();
1233 op->x += freearr_x[i]; 926 op->x += freearr_x[i];
1234 op->y += freearr_y[i]; 927 op->y += freearr_y[i];
1235 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;
1236 } 929 }
1237 } 930 }
1238 931
1239 CLEAR_FLAG (op, FLAG_NO_APPLY); 932 op->clr_flag (FLAG_NO_APPLY);
1240 return rv; 933 return rv;
1241} 934}
1242 935
1243/** 936/**
1244 * Handles applying a sign. 937 * Handles applying a sign.
1245 */ 938 */
1246static void 939static void
1247apply_sign (object *op, object *sign, int autoapply) 940apply_sign (object *op, object *sign, int autoapply)
1248{ 941{
1249 readable_message_type *msgType; 942 if (!op->is_player())
1250 char newbuf[HUGE_BUF]; 943 return;
1251 944
1252 if (sign->msg == NULL) 945 if (sign->has_dialogue ())
1253 { 946 {
1254 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));
1255 return; 948 return;
1256 } 949 }
1257 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
1258 if (sign->stats.food) 960 if (sign->stats.food)
1259 { 961 {
1260 if (sign->last_eat >= sign->stats.food) 962 if (sign->last_eat >= sign->stats.food)
1261 { 963 {
1262 if (!sign->move_on) 964 if (!sign->move_on)
1263 new_draw_info (NDI_UNIQUE, 0, op, "You cannot read it anymore."); 965 op->failmsg ("You cannot read it anymore.");
966
1264 return; 967 return;
1265 } 968 }
1266 969
1267 if (!QUERY_FLAG (op, FLAG_WIZPASS)) 970 if (!op->flag [FLAG_WIZPASS])
1268 sign->last_eat++; 971 sign->last_eat++;
1269 } 972 }
1270 973
1271 /* 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?
1272 * 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
1273 * 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
1274 * to us). 977 * to us).
1275 */ 978 */
1276 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)
1277 { 980 {
1278 new_draw_info (NDI_UNIQUE, 0, op, "You are unable to read while blind."); 981 op->failmsg ("You are unable to read while blind!");
1279 return; 982 return;
1280 } 983 }
1281 msgType = get_readable_message_type (sign);
1282 snprintf (newbuf, sizeof (newbuf), "%hhu %s", autoapply ? 1 : 0, &sign->msg);
1283 draw_ext_info (NDI_UNIQUE | NDI_NAVY, 0, op, msgType->message_type, msgType->message_subtype, newbuf, &sign->msg);
1284}
1285 984
1286/** 985 if (op->contr)
1287 * 'victim' moves onto 'trap' 986 if (client *ns = op->contr->ns)
1288 * 'victim' leaves 'trap' 987 {
1289 * effect is determined by move_on/move_off of trap and move_type of victime. 988 if (sign->sound)
1290 * 989 ns->play_sound (sign->sound);
1291 * originator: Player, monster or other object that caused 'victim' to move 990 else if (autoapply)
1292 * onto 'trap'. Will receive messages caused by this action. May be NULL. 991 ns->play_sound (sound_find ("msg_voice"));
1293 * However, some types of traps require an originator to function. 992
1294 */ 993 op->contr->infobox (MSG_CHANNEL ("examine"), format ("T<%s>\n\n%s", &sign->name, &sign->msg));
1295void 994 }
995}
996
997static void
1296move_apply (object *trap, object *victim, object *originator) 998move_apply_hole (object *trap, object *victim)
1297{ 999{
1298 static int recursion_depth = 0; 1000 /* Hole not open? */
1299 1001 if (trap->stats.wc > 0)
1300 /* Only exits affect DMs. */
1301 if (QUERY_FLAG (victim, FLAG_WIZPASS) && trap->type != EXIT && trap->type != SIGN)
1302 return; 1002 return;
1303 1003
1304 /* move_apply() is the most likely candidate for causing unwanted and 1004 /* Is this a multipart monster and not the head? If so, return.
1305 * possibly unlimited recursion. 1005 * Processing will happen if the head runs into the pit
1306 */ 1006 */
1307 /* The following was changed because it was causing perfeclty correct 1007 if (victim->head)
1308 * maps to fail. 1) it's not an error to recurse:
1309 * rune detonates, summoning monster. monster lands on nearby rune.
1310 * nearby rune detonates. This sort of recursion is expected and
1311 * proper. This code was causing needless crashes.
1312 */
1313 if (recursion_depth >= 500)
1314 {
1315 LOG (llevDebug, "WARNING: move_apply(): aborting recursion "
1316 "[trap arch %s, name %s; victim arch %s, name %s]\n", &trap->arch->name, &trap->name, &victim->arch->name, &victim->name);
1317 return; 1008 return;
1318 }
1319 recursion_depth++;
1320 if (trap->head)
1321 trap = trap->head;
1322 1009
1323 if (INVOKE_OBJECT (MOVE_TRIGGER, trap, ARG_OBJECT (victim), ARG_OBJECT (originator))) 1010 // now find all possible locations and randomly pick one
1324 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);
1325 1016
1326 switch (trap->type) 1017 if (dir < 0)
1327 {
1328 case PLAYERMOVER:
1329 if (trap->attacktype && (trap->level || victim->type != PLAYER) && !should_director_abort (trap, victim))
1330 {
1331 if (!trap->stats.maxsp)
1332 trap->stats.maxsp = 2;
1333
1334 /* Is this correct? From the docs, it doesn't look like it
1335 * should be divided by trap->speed
1336 */
1337 victim->speed_left = -FABS (trap->stats.maxsp * victim->speed / trap->speed);
1338
1339 /* Just put in some sanity check. I think there is a bug in the
1340 * above with some objects have zero speed, and thus the player
1341 * getting permanently paralyzed.
1342 */
1343 if (victim->speed_left < -50.f)
1344 victim->speed_left = -50.f;
1345 /* LOG(llevDebug, "apply, playermove, player speed_left=%f\n", victim->speed_left); */
1346 }
1347 goto leave;
1348
1349 case SPINNER:
1350 if (victim->direction)
1351 {
1352 victim->direction = absdir (victim->direction - trap->stats.sp);
1353 update_turn_face (victim);
1354 }
1355 goto leave;
1356
1357 case DIRECTOR:
1358 if (victim->direction && !should_director_abort (trap, victim))
1359 {
1360 victim->direction = trap->stats.sp;
1361 update_turn_face (victim);
1362 }
1363 goto leave;
1364
1365 case BUTTON:
1366 case PEDESTAL:
1367 update_button (trap);
1368 goto leave;
1369
1370 case ALTAR:
1371 /* sacrifice victim on trap */
1372 apply_altar (trap, victim, originator);
1373 goto leave;
1374
1375 case THROWN_OBJ:
1376 if (trap->inv == NULL)
1377 goto leave;
1378 /* fallthrough */
1379
1380 case ARROW:
1381 /* bad bug: monster throw a object, make a step forwards, step on object ,
1382 * trigger this here and get hit by own missile - and will be own enemy.
1383 * Victim then is his own enemy and will start to kill herself (this is
1384 * removed) but we have not synced victim and his missile. To avoid senseless
1385 * action, we avoid hits here
1386 */
1387 if ((QUERY_FLAG (victim, FLAG_ALIVE) && trap->speed) && trap->owner != victim)
1388 hit_with_arrow (trap, victim);
1389 goto leave;
1390
1391 case SPELL_EFFECT:
1392 apply_spell_effect (trap, victim);
1393 goto leave;
1394
1395 case TRAPDOOR:
1396 {
1397 int max, sound_was_played;
1398 object *ab, *ab_next;
1399
1400 if (!trap->value)
1401 {
1402 int tot;
1403
1404 for (ab = trap->above, tot = 0; ab != NULL; ab = ab->above)
1405 if ((ab->move_type && trap->move_on) || ab->move_type == 0)
1406 tot += (ab->nrof ? ab->nrof : 1) * ab->weight + ab->carrying;
1407
1408 if (!(trap->value = (tot > trap->weight) ? 1 : 0))
1409 goto leave;
1410
1411 SET_ANIMATION (trap, trap->value);
1412 update_object (trap, UP_OBJ_FACE);
1413 }
1414
1415 for (ab = trap->above, max = 100, sound_was_played = 0; --max && ab; ab = ab_next)
1416 {
1417 /* need to set this up, since if we do transfer the object,
1418 * ab->above would be bogus
1419 */
1420 ab_next = ab->above;
1421
1422 if ((ab->move_type && trap->move_on) || ab->move_type == 0)
1423 {
1424 if (!sound_was_played)
1425 {
1426 play_sound_map (trap->map, trap->x, trap->y, SOUND_FALL_HOLE);
1427 sound_was_played = 1;
1428 }
1429 new_draw_info (NDI_UNIQUE, 0, ab, "You fall into a trapdoor!");
1430 transfer_ob (ab, (int) EXIT_X (trap), (int) EXIT_Y (trap), 0, ab);
1431 }
1432 }
1433 goto leave;
1434 }
1435
1436
1437 case CONVERTER:
1438 if (convert_item (victim, trap) < 0)
1439 {
1440 new_draw_info_format (NDI_UNIQUE, 0, originator, "The %s seems to be broken!", query_name (trap));
1441 get_archetype ("burnout")->insert_at (trap, trap);
1442 }
1443
1444 goto leave;
1445
1446 case TRIGGER_BUTTON:
1447 case TRIGGER_PEDESTAL:
1448 case TRIGGER_ALTAR:
1449 check_trigger (trap, victim);
1450 goto leave;
1451
1452 case DEEP_SWAMP:
1453 walk_on_deep_swamp (trap, victim);
1454 goto leave;
1455
1456 case CHECK_INV:
1457 check_inv (victim, trap);
1458 goto leave;
1459
1460 case HOLE:
1461 /* Hole not open? */
1462 if (trap->stats.wc > 0)
1463 goto leave;
1464
1465 /* Is this a multipart monster and not the head? If so, return.
1466 * Processing will happen if the head runs into the pit
1467 */
1468 if (victim->head)
1469 goto leave;
1470
1471 play_sound_map (victim->map, victim->x, victim->y, SOUND_FALL_HOLE);
1472 new_draw_info (NDI_UNIQUE, 0, victim, "You fall through the hole!\n");
1473 transfer_ob (victim, EXIT_X (trap), EXIT_Y (trap), 1, victim);
1474 goto leave;
1475
1476 case EXIT:
1477 if (victim->type == PLAYER && EXIT_PATH (trap))
1478 {
1479 /* Basically, don't show exits leading to random maps the
1480 * players output.
1481 */
1482 if (trap->msg && strncmp (EXIT_PATH (trap), "/!", 2))
1483 new_draw_info (NDI_NAVY, 0, victim, trap->msg);
1484
1485 victim->enter_exit (trap);
1486 }
1487 goto leave;
1488
1489 case ENCOUNTER:
1490 /* may be some leftovers on this */
1491 goto leave;
1492
1493 case SHOP_MAT:
1494 apply_shop_mat (trap, victim);
1495 goto leave;
1496
1497 /* Drop a certain amount of gold, and have one item identified */
1498 case IDENTIFY_ALTAR:
1499 apply_id_altar (victim, trap, originator);
1500 goto leave;
1501
1502 case SIGN:
1503 if (victim->type != PLAYER && trap->stats.food > 0)
1504 goto leave; /* monsters musn't apply magic_mouths with counters */
1505
1506 apply_sign (victim, trap, 1);
1507 goto leave;
1508
1509 case CONTAINER:
1510 apply_container (victim, trap);
1511 goto leave;
1512
1513 case RUNE:
1514 case TRAP:
1515 if (trap->level && QUERY_FLAG (victim, FLAG_ALIVE))
1516 {
1517 spring_trap (trap, victim);
1518 }
1519 goto leave;
1520
1521 default:
1522 LOG (llevDebug, "name %s, arch %s, type %d with fly/walk on/off not "
1523 "handled in move_apply()\n", &trap->name, &trap->arch->name, trap->type);
1524 goto leave;
1525 }
1526
1527leave:
1528 recursion_depth--;
1529}
1530
1531/**
1532 * Handles reading a regular (ie not containing a spell) book.
1533 */
1534static void
1535apply_book (object *op, object *tmp)
1536{
1537 int lev_diff;
1538 object *skill_ob;
1539
1540 if (QUERY_FLAG (op, FLAG_BLIND) && !QUERY_FLAG (op, FLAG_WIZ))
1541 {
1542 new_draw_info (NDI_UNIQUE, 0, op, "You are unable to read while blind.");
1543 return; 1018 return;
1544 }
1545 if (tmp->msg == NULL)
1546 {
1547 new_draw_info_format (NDI_UNIQUE, 0, op, "You open the %s and find it empty.", &tmp->name);
1548 return;
1549 }
1550 1019
1551 /* need a literacy skill to read stuff! */ 1020 victim->play_sound (trap->sound ? trap->sound : sound_find ("fall_hole"));
1552 skill_ob = find_skill_by_name (op, tmp->skill); 1021 victim->statusmsg ("You fall through the hole!", NDI_RED);
1553 if (!skill_ob)
1554 {
1555 new_draw_info (NDI_UNIQUE, 0, op, "You are unable to decipher the strange symbols.");
1556 return;
1557 }
1558 lev_diff = tmp->level - (skill_ob->level + 5);
1559 if (!QUERY_FLAG (op, FLAG_WIZ) && lev_diff > 0)
1560 {
1561 if (lev_diff < 2)
1562 new_draw_info (NDI_UNIQUE, 0, op, "This book is just barely beyond your comprehension.");
1563 else if (lev_diff < 3)
1564 new_draw_info (NDI_UNIQUE, 0, op, "This book is slightly beyond your comprehension.");
1565 else if (lev_diff < 5)
1566 new_draw_info (NDI_UNIQUE, 0, op, "This book is beyond your comprehension.");
1567 else if (lev_diff < 8)
1568 new_draw_info (NDI_UNIQUE, 0, op, "This book is quite a bit beyond your comprehension.");
1569 else if (lev_diff < 15)
1570 new_draw_info (NDI_UNIQUE, 0, op, "This book is way beyond your comprehension.");
1571 else
1572 new_draw_info (NDI_UNIQUE, 0, op, "This book is totally beyond your comprehension.");
1573 return;
1574 }
1575 1022
1576 readable_message_type *msgType = get_readable_message_type (tmp); 1023 transfer_ob (victim,
1577 1024 EXIT_X (trap) + freearr_x[dir],
1578 draw_ext_info_format (NDI_UNIQUE | NDI_NAVY, 0, op, 1025 EXIT_Y (trap) + freearr_y[dir],
1579 msgType->message_type, msgType->message_subtype, 1026 0, victim);
1580 "You open the %s and start reading.\n%s", (char *)"%s\n%s",
1581 long_desc (tmp, op), &tmp->msg);
1582
1583 /* gain xp from reading */
1584 if (!QUERY_FLAG (tmp, FLAG_NO_SKILL_IDENT))
1585 { /* only if not read before */
1586 int exp_gain = calc_skill_exp (op, tmp, skill_ob);
1587
1588 if (!QUERY_FLAG (tmp, FLAG_IDENTIFIED))
1589 {
1590 /*exp_gain *= 2; because they just identified it too */
1591 SET_FLAG (tmp, FLAG_IDENTIFIED);
1592
1593 /* If in a container, update how it looks */
1594 if (tmp->env)
1595 esrv_update_item (UPD_FLAGS | UPD_NAME, op, tmp);
1596 else
1597 op->contr->ns->floorbox_update ();
1598 }
1599
1600 change_exp (op, exp_gain, skill_ob->skill, 0);
1601 SET_FLAG (tmp, FLAG_NO_SKILL_IDENT); /* so no more xp gained from this book */
1602 }
1603}
1604
1605/**
1606 * Handles the applying of a skill scroll, calling learn_skill straight.
1607 * op is the person learning the skill, tmp is the skill scroll object
1608 */
1609static void
1610apply_skillscroll (object *op, object *tmp)
1611{
1612 switch ((int) learn_skill (op, tmp))
1613 {
1614 case 0:
1615 new_draw_info (NDI_UNIQUE, 0, op, "You already possess the knowledge ");
1616 new_draw_info_format (NDI_UNIQUE, 0, op, "held within the %s.\n", query_name (tmp));
1617 return;
1618
1619 case 1:
1620 new_draw_info_format (NDI_UNIQUE, 0, op, "You succeed in learning %s", &tmp->skill);
1621 decrease_ob (tmp);
1622 return;
1623
1624 default:
1625 new_draw_info_format (NDI_UNIQUE, 0, op, "You fail to learn the knowledge of the %s.\n", query_name (tmp));
1626 decrease_ob (tmp);
1627 return;
1628 }
1629}
1630
1631/**
1632 * Actually makes op learn spell.
1633 * Informs player of what happens.
1634 */
1635void
1636do_learn_spell (object *op, object *spell, int special_prayer)
1637{
1638 object *tmp;
1639
1640 if (op->type != PLAYER)
1641 {
1642 LOG (llevError, "BUG: do_learn_spell(): not a player\n");
1643 return;
1644 }
1645
1646 /* Upgrade special prayers to normal prayers */
1647 if ((tmp = check_spell_known (op, spell->name)) != NULL)
1648 {
1649 if (special_prayer && !QUERY_FLAG (tmp, FLAG_STARTEQUIP))
1650 {
1651 LOG (llevError, "BUG: do_learn_spell(): spell already known, but not marked as startequip\n");
1652 return;
1653 }
1654 return;
1655 }
1656
1657 play_sound_player_only (op->contr, SOUND_LEARN_SPELL, 0, 0);
1658 tmp = spell->clone ();
1659 insert_ob_in_ob (tmp, op);
1660
1661 if (special_prayer)
1662 SET_FLAG (tmp, FLAG_STARTEQUIP);
1663
1664 esrv_add_spells (op->contr, tmp);
1665}
1666
1667/**
1668 * Erases spell from player's inventory.
1669 */
1670void
1671do_forget_spell (object *op, const char *spell)
1672{
1673 object *spob;
1674
1675 if (op->type != PLAYER)
1676 {
1677 LOG (llevError, "BUG: do_forget_spell(): not a player\n");
1678 return;
1679 }
1680 if ((spob = check_spell_known (op, spell)) == NULL)
1681 {
1682 LOG (llevError, "BUG: do_forget_spell(): spell not known\n");
1683 return;
1684 }
1685
1686 new_draw_info_format (NDI_UNIQUE | NDI_NAVY, 0, op, "You lose knowledge of %s.", spell);
1687 player_unready_range_ob (op->contr, spob);
1688 esrv_remove_spell (op->contr, spob);
1689 spob->destroy ();
1690}
1691
1692/**
1693 * Handles player applying a spellbook.
1694 * Checks whether player has knowledge of required skill, doesn't already know the spell,
1695 * stuff like that. Random learning failure too.
1696 */
1697static void
1698apply_spellbook (object *op, object *tmp)
1699{
1700 object *skop, *spell, *spell_skill;
1701
1702 if (QUERY_FLAG (op, FLAG_BLIND) && !QUERY_FLAG (op, FLAG_WIZ))
1703 {
1704 new_draw_info (NDI_UNIQUE, 0, op, "You are unable to read while blind.");
1705 return;
1706 }
1707
1708 /* artifact_spellbooks have 'slaying' field point to a spell name,
1709 * instead of having their spell stored in stats.sp. These are
1710 * legacy spellbooks
1711 */
1712
1713 if (tmp->slaying != NULL)
1714 {
1715 spell = arch_to_object (find_archetype_by_object_name (tmp->slaying));
1716 if (!spell)
1717 {
1718 new_draw_info_format (NDI_UNIQUE, 0, op, "The book's formula for %s is incomplete", &tmp->slaying);
1719 return;
1720 }
1721 else
1722 insert_ob_in_ob (spell, tmp);
1723 tmp->slaying = NULL;
1724 }
1725
1726 skop = find_skill_by_name (op, tmp->skill);
1727
1728 /* need a literacy skill to learn spells. Also, having a literacy level
1729 * lower than the spell will make learning the spell more difficult */
1730 if (!skop)
1731 {
1732 new_draw_info (NDI_UNIQUE, 0, op, "You can't read! Your attempt fails.");
1733 return;
1734 }
1735
1736 spell = tmp->inv;
1737
1738 if (!spell)
1739 {
1740 LOG (llevError, "apply_spellbook: Book %s has no spell in it!\n", &tmp->name);
1741 new_draw_info (NDI_UNIQUE, 0, op, "The spellbook symbols make no sense.");
1742 return;
1743 }
1744
1745 if (skop->level < int (sqrtf (spell->level) * 1.5f))
1746 {
1747 new_draw_info (NDI_UNIQUE, 0, op, "You are unable to decipher the strange symbols. [Your literacy level is too low]");
1748 return;
1749 }
1750
1751 new_draw_info_format (NDI_UNIQUE, 0, op, "The spellbook contains the %s level spell %s.", get_levelnumber (spell->level), &spell->name);
1752
1753 if (!QUERY_FLAG (tmp, FLAG_IDENTIFIED))
1754 {
1755 identify (tmp);
1756
1757 if (tmp->env)
1758 esrv_update_item (UPD_FLAGS | UPD_NAME, op, tmp);
1759 else
1760 op->contr->ns->floorbox_update ();
1761 }
1762
1763 /* I removed the check for special_prayer_mark here - it didn't make
1764 * a lot of sense - special prayers are not found in spellbooks, and
1765 * if the player doesn't know the spell, doesn't make a lot of sense that
1766 * they would have a special prayer mark.
1767 */
1768 if (check_spell_known (op, spell->name))
1769 {
1770 new_draw_info (NDI_UNIQUE, 0, op, "You already know that spell.\n");
1771 return;
1772 }
1773
1774 if (spell->skill)
1775 {
1776 spell_skill = find_skill_by_name (op, spell->skill);
1777
1778 if (!spell_skill)
1779 {
1780 new_draw_info_format (NDI_UNIQUE, 0, op, "You lack the skill %s to use this spell.", &spell->skill);
1781 return;
1782 }
1783
1784 if (spell_skill->level < spell->level)
1785 {
1786 new_draw_info_format (NDI_UNIQUE, 0, op, "You need to be level %d in %s to learn this spell.", spell->level, &spell->skill);
1787 return;
1788 }
1789 }
1790
1791 /* Logic as follows
1792 *
1793 * 1- MU spells use Int to learn, Cleric spells use Wisdom
1794 *
1795 * 2- The learner's skill level in literacy adjusts the chance to learn
1796 * a spell.
1797 *
1798 * 3 -Automatically fail to learn if you read while confused
1799 *
1800 * Overall, chances are the same but a player will find having a high
1801 * literacy rate very useful! -b.t.
1802 */
1803 if (QUERY_FLAG (op, FLAG_CONFUSED))
1804 {
1805 new_draw_info (NDI_UNIQUE, 0, op, "In your confused state you flub the wording of the text!");
1806 scroll_failure (op, 0 - random_roll (0, spell->level, op, PREFER_LOW), MAX (spell->stats.sp, spell->stats.grace));
1807 }
1808 else if (QUERY_FLAG (tmp, FLAG_STARTEQUIP) ||
1809 (random_roll (0, 100, op, PREFER_LOW) - (5 * skop->level)) < learn_spell[spell->stats.grace ? op->stats.Wis : op->stats.Int])
1810 {
1811
1812 new_draw_info (NDI_UNIQUE, 0, op, "You succeed in learning the spell!");
1813 do_learn_spell (op, spell, 0);
1814
1815 /* xp gain to literacy for spell learning */
1816 if (!QUERY_FLAG (tmp, FLAG_STARTEQUIP))
1817 change_exp (op, calc_skill_exp (op, tmp, skop), skop->skill, 0);
1818 }
1819 else
1820 {
1821 play_sound_player_only (op->contr, SOUND_FUMBLE_SPELL, 0, 0);
1822 new_draw_info (NDI_UNIQUE, 0, op, "You fail to learn the spell.\n");
1823 }
1824
1825 decrease_ob (tmp);
1826}
1827
1828/**
1829 * Handles applying a spell scroll.
1830 */
1831void
1832apply_scroll (object *op, object *tmp, int dir)
1833{
1834 object *skop;
1835
1836 if (QUERY_FLAG (op, FLAG_BLIND) && !QUERY_FLAG (op, FLAG_WIZ))
1837 {
1838 new_draw_info (NDI_UNIQUE, 0, op, "You are unable to read while blind.");
1839 return;
1840 }
1841
1842 if (!tmp->inv || tmp->inv->type != SPELL)
1843 {
1844 new_draw_info (NDI_UNIQUE, 0, op, "The scroll just doesn't make sense!");
1845 return;
1846 }
1847
1848 if (op->type == PLAYER)
1849 {
1850 /* players need a literacy skill to read stuff! */
1851 int exp_gain = 0;
1852
1853 /* hard code literacy - tmp->skill points to where the exp
1854 * should go for anything killed by the spell.
1855 */
1856 skop = find_skill_by_name (op, skill_names[SK_LITERACY]);
1857
1858 if (!skop)
1859 {
1860 new_draw_info (NDI_UNIQUE, 0, op, "You are unable to decipher the strange symbols.");
1861 return;
1862 }
1863
1864 if ((exp_gain = calc_skill_exp (op, tmp, skop)))
1865 change_exp (op, exp_gain, skop->skill, 0);
1866 }
1867
1868 if (!QUERY_FLAG (tmp, FLAG_IDENTIFIED))
1869 identify (tmp);
1870
1871 new_draw_info_format (NDI_BLACK, 0, op, "The scroll of %s turns to dust.", &tmp->inv->name);
1872
1873
1874 cast_spell (op, tmp, dir, tmp->inv, NULL);
1875 decrease_ob (tmp);
1876}
1877
1878/**
1879 * Applies a treasure object - by default, chest. op
1880 * is the person doing the applying, tmp is the treasure
1881 * chest.
1882 */
1883static void
1884apply_treasure (object *op, object *tmp)
1885{
1886 object *treas;
1887
1888
1889 /* Nice side effect of new treasure creation method is that the treasure
1890 * for the chest is done when the chest is created, and put into the chest
1891 * inventory. So that when the chest burns up, the items still exist. Also
1892 * prevents people fromt moving chests to more difficult maps to get better
1893 * treasure
1894 */
1895
1896 treas = tmp->inv;
1897 if (treas == NULL)
1898 {
1899 new_draw_info (NDI_UNIQUE, 0, op, "The chest was empty.");
1900 decrease_ob (tmp);
1901 return;
1902 }
1903 while (tmp->inv)
1904 {
1905 treas = tmp->inv;
1906
1907 treas->remove ();
1908 new_draw_info_format (NDI_UNIQUE, 0, op, "You find %s in the chest.", query_name (treas));
1909
1910 treas->x = op->x;
1911 treas->y = op->y;
1912 treas = insert_ob_in_map (treas, op->map, op, INS_BELOW_ORIGINATOR);
1913
1914 if (treas && (treas->type == RUNE || treas->type == TRAP) && treas->level && QUERY_FLAG (op, FLAG_ALIVE))
1915 spring_trap (treas, op);
1916
1917 /* If either player or container was destroyed, no need to do
1918 * further processing. I think this should be enclused with
1919 * spring trap above, as I don't think there is otherwise
1920 * any way for the treasure chest or player to get killed
1921 */
1922 if (op->destroyed () || tmp->destroyed ())
1923 break;
1924 }
1925
1926 if (!tmp->destroyed () && tmp->inv == NULL)
1927 decrease_ob (tmp);
1928
1929}
1930
1931/**
1932 * op eats food.
1933 * If player, takes care of messages and dragon special food.
1934 */
1935static void
1936apply_food (object *op, object *tmp)
1937{
1938 int capacity_remaining;
1939
1940 if (op->type != PLAYER)
1941 op->stats.hp = op->stats.maxhp;
1942 else
1943 {
1944 /* check if this is a dragon (player), eating some flesh */
1945 if (tmp->type == FLESH && is_dragon_pl (op) && dragon_eat_flesh (op, tmp))
1946 ;
1947 else
1948 {
1949 /* usual case - no dragon meal: */
1950 if (op->stats.food + tmp->stats.food > 999)
1951 {
1952 if (tmp->type == FOOD || tmp->type == FLESH)
1953 new_draw_info (NDI_UNIQUE, 0, op, "You feel full, but what a waste of food!");
1954 else
1955 new_draw_info (NDI_UNIQUE, 0, op, "Most of the drink goes down your face not your throat!");
1956 }
1957
1958 if (!QUERY_FLAG (tmp, FLAG_CURSED))
1959 {
1960 char buf[MAX_BUF];
1961
1962 if (!is_dragon_pl (op))
1963 {
1964 /* eating message for normal players */
1965 if (tmp->type == DRINK)
1966 sprintf (buf, "Ahhh...that %s tasted good.", &tmp->name);
1967 else
1968 sprintf (buf, "The %s tasted %s", &tmp->name, tmp->type == FLESH ? "terrible!" : "good.");
1969 }
1970 else
1971 {
1972 /* eating message for dragon players */
1973 sprintf (buf, "The %s tasted terrible!", &tmp->name);
1974 }
1975
1976 new_draw_info (NDI_UNIQUE, 0, op, buf);
1977 capacity_remaining = 999 - op->stats.food;
1978 op->stats.food += tmp->stats.food;
1979 if (capacity_remaining < tmp->stats.food)
1980 op->stats.hp += capacity_remaining / 50;
1981 else
1982 op->stats.hp += tmp->stats.food / 50;
1983 if (op->stats.hp > op->stats.maxhp)
1984 op->stats.hp = op->stats.maxhp;
1985 if (op->stats.food > 999)
1986 op->stats.food = 999;
1987 }
1988
1989 /* special food hack -b.t. */
1990 if (tmp->title || QUERY_FLAG (tmp, FLAG_CURSED))
1991 eat_special_food (op, tmp);
1992 }
1993 }
1994 handle_apply_yield (tmp);
1995 decrease_ob (tmp);
1996}
1997
1998/**
1999 * A dragon is eating some flesh. If the flesh contains resistances,
2000 * there is a chance for the dragon's skin to get improved.
2001 *
2002 * attributes:
2003 * object *op the object (dragon player) eating the flesh
2004 * object *meal the flesh item, getting chewed in dragon's mouth
2005 * return:
2006 * int 1 if eating successful, 0 if it doesn't work
2007 */
2008int
2009dragon_eat_flesh (object *op, object *meal)
2010{
2011 object *skin = NULL; /* pointer to dragon skin force */
2012 object *abil = NULL; /* pointer to dragon ability force */
2013 object *tmp = NULL; /* tmp. object */
2014
2015 char buf[MAX_BUF]; /* tmp. string buffer */
2016 double chance; /* improvement-chance of one resistance type */
2017 double totalchance = 1; /* total chance of gaining one resistance */
2018 double bonus = 0; /* level bonus (improvement is easier at lowlevel) */
2019 double mbonus = 0; /* monster bonus */
2020 int atnr_winner[NROFATTACKS]; /* winning candidates for resistance improvement */
2021 int winners = 0; /* number of winners */
2022 int i; /* index */
2023
2024 /* let's make sure and doublecheck the parameters */
2025 if (meal->type != FLESH || !is_dragon_pl (op))
2026 return 0;
2027
2028 /* now grab the 'dragon_skin'- and 'dragon_ability'-forces
2029 from the player's inventory */
2030 shstr_cmp dragon_ability_force ("dragon_ability_force");
2031 shstr_cmp dragon_skin_force ("dragon_skin_force");
2032
2033 for (tmp = op->inv; tmp; tmp = tmp->below)
2034 if (tmp->type == FORCE)
2035 if (tmp->arch->name == dragon_skin_force)
2036 skin = tmp;
2037 else if (tmp->arch->name == dragon_ability_force)
2038 abil = tmp;
2039
2040 /* if either skin or ability are missing, this is an old player
2041 which is not to be considered a dragon -> bail out */
2042 if (skin == NULL || abil == NULL)
2043 return 0;
2044
2045 /* now start by filling stomache and health, according to food-value */
2046 if ((999 - op->stats.food) < meal->stats.food)
2047 op->stats.hp += (999 - op->stats.food) / 50;
2048 else
2049 op->stats.hp += meal->stats.food / 50;
2050 if (op->stats.hp > op->stats.maxhp)
2051 op->stats.hp = op->stats.maxhp;
2052
2053 op->stats.food = MIN (999, op->stats.food + meal->stats.food);
2054
2055 /*LOG(llevDebug, "-> player: %d, flesh: %d\n", op->level, meal->level); */
2056
2057 /* on to the interesting part: chances for adding resistance */
2058 for (i = 0; i < NROFATTACKS; i++)
2059 {
2060 if (meal->resist[i] > 0 && atnr_is_dragon_enabled (i))
2061 {
2062 /* got positive resistance, now calculate improvement chance (0-100) */
2063
2064 /* this bonus makes resistance increase easier at lower levels */
2065 bonus = (settings.max_level - op->level) * 30. / ((double) settings.max_level);
2066 if (i == abil->stats.exp)
2067 bonus += 5; /* additional bonus for resistance of ability-focus */
2068
2069 /* monster bonus increases with level, because high-level
2070 flesh is too rare */
2071 mbonus = op->level * 20. / ((double) settings.max_level);
2072
2073 chance = (((double) MIN (op->level + bonus, meal->level + bonus + mbonus)) * 100. /
2074 ((double) settings.max_level)) - skin->resist[i];
2075
2076 if (chance >= 0.)
2077 chance += 1.;
2078 else
2079 chance = (chance < -12) ? 0. : 1. / pow (2., -chance);
2080
2081 /* chance is proportional to amount of resistance (max. 50) */
2082 chance *= ((double) (MIN (meal->resist[i], 50))) / 50.;
2083
2084 /* doubled chance for resistance of ability-focus */
2085 if (i == abil->stats.exp)
2086 chance = MIN (100., chance * 2.);
2087
2088 /* now make the throw and save all winners (Don't insert luck bonus here!) */
2089 if (rndm (10000) < (unsigned int) (chance * 100))
2090 {
2091 atnr_winner[winners] = i;
2092 winners++;
2093 }
2094
2095 if (chance >= 0.01)
2096 totalchance *= 1 - chance / 100;
2097
2098 /*LOG(llevDebug, " %s: bonus %.1f, chance %.1f\n", attacks[i], bonus, chance); */
2099 }
2100 }
2101
2102 /* inverse totalchance as until now we have the failure-chance */
2103 totalchance = 100 - totalchance * 100;
2104 /* print message according to totalchance */
2105 if (totalchance > 50.)
2106 sprintf (buf, "Hmm! The %s tasted delicious!", &meal->name);
2107 else if (totalchance > 10.)
2108 sprintf (buf, "The %s tasted very good.", &meal->name);
2109 else if (totalchance > 1.)
2110 sprintf (buf, "The %s tasted good.", &meal->name);
2111 else if (totalchance > 0.1)
2112 sprintf (buf, "The %s tasted bland.", &meal->name);
2113 else if (totalchance >= 0.01)
2114 sprintf (buf, "The %s had a boring taste.", &meal->name);
2115 else if (meal->last_eat > 0 && atnr_is_dragon_enabled (meal->last_eat))
2116 sprintf (buf, "The %s tasted strange.", &meal->name);
2117 else
2118 sprintf (buf, "The %s had no taste.", &meal->name);
2119 new_draw_info (NDI_UNIQUE, 0, op, buf);
2120
2121 /* now choose a winner if we have any */
2122 i = -1;
2123 if (winners > 0)
2124 i = atnr_winner[RANDOM () % winners];
2125
2126 if (i >= 0 && i < NROFATTACKS && skin->resist[i] < 95)
2127 {
2128 /* resistance increased! */
2129 skin->resist[i]++;
2130 op->update_stats ();
2131
2132 sprintf (buf, "Your skin is now more resistant to %s!", change_resist_msg[i]);
2133 new_draw_info (NDI_UNIQUE | NDI_RED, 0, op, buf);
2134 }
2135
2136 /* if this flesh contains a new ability focus, we mark it
2137 into the ability_force and it will take effect on next level */
2138 if (meal->last_eat > 0 && atnr_is_dragon_enabled (meal->last_eat) && meal->last_eat != abil->last_eat)
2139 {
2140 abil->last_eat = meal->last_eat; /* write: last_eat <new attnr focus> */
2141
2142 if (meal->last_eat != abil->stats.exp)
2143 {
2144 sprintf (buf, "Your metabolism prepares to focus on %s!", change_resist_msg[meal->last_eat]);
2145 new_draw_info (NDI_UNIQUE, 0, op, buf);
2146 sprintf (buf, "The change will happen at level %d", abil->level + 1);
2147 new_draw_info (NDI_UNIQUE, 0, op, buf);
2148 }
2149 else
2150 {
2151 sprintf (buf, "Your metabolism will continue to focus on %s.", change_resist_msg[meal->last_eat]);
2152 new_draw_info (NDI_UNIQUE, 0, op, buf);
2153 abil->last_eat = 0;
2154 }
2155 }
2156 return 1;
2157}
2158
2159/**
2160 * Handles applying an improve armor scroll.
2161 * Does some sanity checks, then calls improve_armour.
2162 */
2163static void
2164apply_armour_improver (object *op, object *tmp)
2165{
2166 object *armor;
2167
2168 if (!QUERY_FLAG (op, FLAG_WIZCAST) && (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_NO_MAGIC))
2169 {
2170 new_draw_info (NDI_UNIQUE, 0, op, "Something blocks the magic of the scroll.");
2171 return;
2172 }
2173
2174 armor = find_marked_object (op);
2175
2176 if (!armor)
2177 {
2178 new_draw_info (NDI_UNIQUE, 0, op, "You need to mark an armor object.");
2179 return;
2180 }
2181
2182 if (armor->type != ARMOUR
2183 && armor->type != CLOAK
2184 && armor->type != BOOTS && armor->type != GLOVES && armor->type != BRACERS && armor->type != SHIELD && armor->type != HELMET)
2185 {
2186 new_draw_info (NDI_UNIQUE, 0, op, "Your marked item is not armour!\n");
2187 return;
2188 }
2189
2190 new_draw_info (NDI_UNIQUE, 0, op, "Applying armour enchantment.");
2191 improve_armour (op, tmp, armor);
2192}
2193
2194extern void
2195apply_poison (object *op, object *tmp)
2196{
2197 if (op->type == PLAYER)
2198 {
2199 play_sound_player_only (op->contr, SOUND_DRINK_POISON, 0, 0);
2200 new_draw_info (NDI_UNIQUE, 0, op, "Yech! That tasted poisonous!");
2201 strcpy (op->contr->killer, "poisonous booze");
2202 }
2203 if (tmp->stats.hp > 0)
2204 {
2205 LOG (llevDebug, "Trying to poison player/monster for %d hp\n", tmp->stats.hp);
2206 hit_player (op, tmp->stats.hp, tmp, AT_POISON, 1);
2207 }
2208 op->stats.food -= op->stats.food / 4;
2209 handle_apply_yield (tmp);
2210 decrease_ob (tmp);
2211}
2212
2213/**
2214 * This function return true if the exit is not a 2 ways one or it is 2 ways, valid exit.
2215 * A valid 2 way exit means:
2216 * -You can come back (there is another exit at the other side)
2217 * -You are
2218 * ° the owner of the exit
2219 * ° or in the same party as the owner
2220 *
2221 * Note: a owner in a 2 way exit is saved as the owner's name
2222 * in the field exit->name cause the field exit->owner doesn't
2223 * survive in the swapping (in fact the whole exit doesn't survive).
2224 */
2225int
2226is_legal_2ways_exit (object *op, object *exit)
2227{
2228 if (exit->stats.exp != 1)
2229 return 1; /*This is not a 2 way, so it is legal */
2230
2231#if 0 //TODO
2232 if (!has_been_loaded (EXIT_PATH (exit)) && exit->race)
2233 return 0; /* This is a reset town portal */
2234#endif
2235
2236 maptile *exitmap = maptile::find_sync (EXIT_PATH (exit), exit->map);
2237
2238 if (exitmap)
2239 {
2240 exitmap->load_sync ();
2241
2242 object *tmp = exitmap->at (EXIT_X (exit), EXIT_Y (exit)).bot;
2243
2244 if (!tmp)
2245 return 0;
2246
2247 for (; tmp; tmp = tmp->above)
2248 {
2249 if (tmp->type != EXIT)
2250 continue; /*Not an exit */
2251
2252 if (!EXIT_PATH (tmp))
2253 continue; /*Not a valid exit */
2254
2255 if ((EXIT_X (tmp) != exit->x) || (EXIT_Y (tmp) != exit->y))
2256 continue; /*Not in the same place */
2257
2258 if (exit->map->path != EXIT_PATH (tmp))
2259 continue; /*Not in the same map */
2260
2261 /* From here we have found the exit is valid. However we do
2262 * here the check of the exit owner. It is important for the
2263 * town portals to prevent strangers from visiting your appartments
2264 */
2265 if (!exit->race)
2266 return 1; /*No owner, free for all! */
2267
2268 object *exit_owner = 0;
2269
2270 for_all_players (pp)
2271 {
2272 if (!pp->ob)
2273 continue;
2274
2275 if (pp->ob->name != exit->race)
2276 continue;
2277
2278 exit_owner = pp->ob; /*We found a player which correspond to the player name */
2279 break;
2280 }
2281
2282 if (!exit_owner)
2283 return 0; /* No more owner */
2284
2285 if (exit_owner->contr == op->contr)
2286 return 1; /*It is your exit */
2287
2288 if (exit_owner && /*There is a owner */
2289 (op->contr) && /*A player tries to pass */
2290 ((exit_owner->contr->party == NULL) || /*No pass if controller has no party */
2291 (exit_owner->contr->party != op->contr->party))) /* Or not the same as op */
2292 return 0;
2293
2294 return 1;
2295 }
2296 }
2297
2298 return 0;
2299}
2300
2301/**
2302 * Main apply handler.
2303 *
2304 * Checks for unpaid items before applying.
2305 *
2306 * Return value:
2307 * 0: player or monster can't apply objects of that type
2308 * 1: has been applied, or there was an error applying the object
2309 * 2: objects of that type can't be applied if not in inventory
2310 *
2311 * op is the object that is causing object to be applied, tmp is the object
2312 * being applied.
2313 *
2314 * aflag is special (always apply/unapply) flags. Nothing is done with
2315 * them in this function - they are passed to apply_special
2316 */
2317int
2318manual_apply (object *op, object *tmp, int aflag)
2319{
2320 if (tmp->head)
2321 tmp = tmp->head;
2322
2323 if (QUERY_FLAG (tmp, FLAG_UNPAID) && !QUERY_FLAG (tmp, FLAG_APPLIED))
2324 {
2325 if (op->type == PLAYER)
2326 {
2327 new_draw_info (NDI_UNIQUE, 0, op, "You should pay for it first.");
2328 return 1;
2329 }
2330 else
2331 return 0; /* monsters just skip unpaid items */
2332 }
2333
2334 if (INVOKE_OBJECT (APPLY, tmp, ARG_OBJECT (op)))
2335 return RESULT_INT (0);
2336
2337 switch (tmp->type)
2338 {
2339 case CF_HANDLE:
2340 new_draw_info (NDI_UNIQUE, 0, op, "You turn the handle.");
2341 play_sound_map (op->map, op->x, op->y, SOUND_TURN_HANDLE);
2342 tmp->value = tmp->value ? 0 : 1;
2343 SET_ANIMATION (tmp, tmp->value);
2344 update_object (tmp, UP_OBJ_FACE);
2345 push_button (tmp);
2346 return 1;
2347
2348 case TRIGGER:
2349 if (check_trigger (tmp, op))
2350 {
2351 new_draw_info (NDI_UNIQUE, 0, op, "You turn the handle.");
2352 play_sound_map (tmp->map, tmp->x, tmp->y, SOUND_TURN_HANDLE);
2353 }
2354 else
2355 new_draw_info (NDI_UNIQUE, 0, op, "The handle doesn't move.");
2356
2357 return 1;
2358
2359 case EXIT:
2360 if (op->type != PLAYER)
2361 return 0;
2362
2363 if (!EXIT_PATH (tmp) || !is_legal_2ways_exit (op, tmp))
2364 new_draw_info_format (NDI_UNIQUE, 0, op, "The %s is closed.", query_name (tmp));
2365 else
2366 {
2367 /* Don't display messages for random maps. */
2368 if (tmp->msg && strncmp (EXIT_PATH (tmp), "/!", 2))
2369 new_draw_info (NDI_NAVY, 0, op, tmp->msg);
2370
2371 op->enter_exit (tmp);
2372 }
2373
2374 return 1;
2375
2376 case SIGN:
2377 apply_sign (op, tmp, 0);
2378 return 1;
2379
2380 case BOOK:
2381 if (op->type == PLAYER)
2382 {
2383 apply_book (op, tmp);
2384 return 1;
2385 }
2386 else
2387 return 0;
2388
2389 case SKILLSCROLL:
2390 if (op->type == PLAYER)
2391 {
2392 apply_skillscroll (op, tmp);
2393 return 1;
2394 }
2395 else
2396 return 0;
2397
2398 case SPELLBOOK:
2399 if (op->type == PLAYER)
2400 {
2401 apply_spellbook (op, tmp);
2402 return 1;
2403 }
2404 else
2405 return 0;
2406
2407 case SCROLL:
2408 apply_scroll (op, tmp, 0);
2409 return 1;
2410
2411 case POTION:
2412 apply_potion (op, tmp);
2413 return 1;
2414
2415 /* Eneq(@csd.uu.se): Handle apply on containers. */
2416 //TODO: remove, as it is unsed?
2417 case CLOSE_CON:
2418 apply_container (op, tmp->env);
2419 return 1;
2420
2421 case CONTAINER:
2422 apply_container (op, tmp);
2423 return 1;
2424
2425 case TREASURE:
2426 if (op->type == PLAYER)
2427 {
2428 apply_treasure (op, tmp);
2429 return 1;
2430 }
2431 else
2432 return 0;
2433
2434 case WEAPON:
2435 case ARMOUR:
2436 case BOOTS:
2437 case GLOVES:
2438 case AMULET:
2439 case GIRDLE:
2440 case BRACERS:
2441 case SHIELD:
2442 case HELMET:
2443 case RING:
2444 case CLOAK:
2445 case WAND:
2446 case ROD:
2447 case HORN:
2448 case SKILL:
2449 case BOW:
2450 case LAMP:
2451 case BUILDER:
2452 case SKILL_TOOL:
2453 if (tmp->env != op)
2454 return 2; /* not in inventory */
2455
2456 apply_special (op, tmp, aflag);
2457 return 1;
2458
2459 case DRINK:
2460 case FOOD:
2461 case FLESH:
2462 apply_food (op, tmp);
2463 return 1;
2464
2465 case POISON:
2466 apply_poison (op, tmp);
2467 return 1;
2468
2469 case SAVEBED:
2470 return 1;
2471
2472 case ARMOUR_IMPROVER:
2473 if (op->type == PLAYER)
2474 {
2475 apply_armour_improver (op, tmp);
2476 return 1;
2477 }
2478 else
2479 return 0;
2480
2481 case WEAPON_IMPROVER:
2482 check_improve_weapon (op, tmp);
2483 return 1;
2484
2485 case CLOCK:
2486 if (op->type == PLAYER)
2487 {
2488 char buf[MAX_BUF];
2489 timeofday_t tod;
2490
2491 get_tod (&tod);
2492 sprintf (buf, "It is %d minute%s past %d o'clock %s",
2493 tod.minute + 1, ((tod.minute + 1 < 2) ? "" : "s"),
2494 ((tod.hour % 14 == 0) ? 14 : ((tod.hour) % 14)), ((tod.hour >= 14) ? "pm" : "am"));
2495 play_sound_player_only (op->contr, SOUND_CLOCK, 0, 0);
2496 new_draw_info (NDI_UNIQUE, 0, op, buf);
2497 return 1;
2498 }
2499 else
2500 return 0;
2501
2502 case MENU:
2503 if (op->type == PLAYER)
2504 {
2505 shop_listing (tmp, op);
2506 return 1;
2507 }
2508 else
2509 return 0;
2510
2511 case POWER_CRYSTAL:
2512 apply_power_crystal (op, tmp); /* see egoitem.c */
2513 return 1;
2514
2515 case LIGHTER: /* for lighting torches/lanterns/etc */
2516 if (op->type == PLAYER)
2517 {
2518 apply_lighter (op, tmp);
2519 return 1;
2520 }
2521 else
2522 return 0;
2523
2524 case ITEM_TRANSFORMER:
2525 apply_item_transformer (op, tmp);
2526 return 1;
2527
2528 default:
2529 return 0;
2530 }
2531}
2532
2533
2534/* quiet suppresses the "don't know how to apply" and "you must get it first"
2535 * messages as needed by player_apply_below(). But there can still be
2536 * "but you are floating high above the ground" messages.
2537 *
2538 * Same return value as apply() function.
2539 */
2540int
2541player_apply (object *pl, object *op, int aflag, int quiet)
2542{
2543 int tmp;
2544
2545 if (op->env == NULL && (pl->move_type & MOVE_FLYING))
2546 {
2547 /* player is flying and applying object not in inventory */
2548 if (!QUERY_FLAG (pl, FLAG_WIZ) && !(op->move_type & MOVE_FLYING))
2549 {
2550 new_draw_info (NDI_UNIQUE, 0, pl, "But you are floating high " "above the ground!");
2551 return 0;
2552 }
2553 }
2554
2555 /* Check for PLAYER to avoid a DM to disappear in a puff of smoke if
2556 * applied.
2557 */
2558 if (op->type != PLAYER && QUERY_FLAG (op, FLAG_WAS_WIZ) && !QUERY_FLAG (pl, FLAG_WAS_WIZ))
2559 {
2560 play_sound_map (pl->map, pl->x, pl->y, SOUND_OB_EVAPORATE);
2561 new_draw_info (NDI_UNIQUE, 0, pl, "The object disappears in a puff " "of smoke!");
2562 new_draw_info (NDI_UNIQUE, 0, pl, "It must have been an illusion.");
2563 op->destroy ();
2564 return 1;
2565 }
2566
2567 pl->contr->last_used = op;
2568
2569 tmp = manual_apply (pl, op, aflag);
2570 if (!quiet)
2571 {
2572 if (tmp == 0)
2573 new_draw_info_format (NDI_UNIQUE, 0, pl, "I don't know how to apply the %s.", query_name (op));
2574 else if (tmp == 2)
2575 new_draw_info_format (NDI_UNIQUE, 0, pl, "You must get it first!\n");
2576 }
2577 return tmp;
2578}
2579
2580/**
2581 * player_apply_below attempts to apply the object 'below' the player.
2582 * If the player has an open container, we use that for below, otherwise
2583 * we use the ground.
2584 */
2585void
2586player_apply_below (object *pl)
2587{
2588 int floors = 0;
2589
2590 /* If using a container, set the starting item to be the top
2591 * item in the container. Otherwise, use the map.
2592 * This is perhaps more complicated. However, I want to make sure that
2593 * we don't use a corrupt pointer for the next object, so we get the
2594 * next object in the stack before applying. This is can only be a
2595 * problem if player_apply() has a bug in that it uses the object but does
2596 * not return a proper value.
2597 */
2598 for (object *next, *tmp = pl->container ? pl->container->inv : pl->below; tmp; tmp = next)
2599 {
2600 next = tmp->below;
2601
2602 if (QUERY_FLAG (tmp, FLAG_IS_FLOOR))
2603 floors++;
2604 else if (floors > 0)
2605 return; /* process only floor objects after first floor object */
2606
2607 /* If it is visible, player can apply it. If it is applied by
2608 * person moving on it, also activate. Added code to make it
2609 * so that at least one of players movement types be that which
2610 * the item needs.
2611 */
2612 if (!tmp->invisible || (tmp->move_on & pl->move_type))
2613 {
2614 if (player_apply (pl, tmp, 0, 1) == 1)
2615 return;
2616 }
2617 if (floors >= 2)
2618 return; /* process at most two floor objects */
2619 }
2620} 1027}
2621 1028
2622/** 1029/**
2623 * Unapplies specified item. 1030 * Unapplies specified item.
2624 * No check done on cursed/damned. 1031 * No check done on cursed/damned.
2625 * Break this out of apply_special - this is just done 1032 * Break this out of apply_special - this is just done
2626 * 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.
2627 */ 1034 */
2628static int 1035static bool
2629unapply_special (object *who, object *op, int aflags) 1036unapply_special (object *who, object *op, int aflags)
2630{ 1037{
2631 if (INVOKE_OBJECT (BE_UNREADY, op, ARG_OBJECT (who), ARG_INT (aflags)) 1038 if (INVOKE_OBJECT (BE_UNREADY, op, ARG_OBJECT (who), ARG_INT (aflags))
2632 || INVOKE_OBJECT (UNREADY, who, ARG_OBJECT (op), ARG_INT (aflags))) 1039 || INVOKE_OBJECT (UNREADY, who, ARG_OBJECT (op), ARG_INT (aflags)))
2633 return RESULT_INT (0); 1040 return RESULT_INT (0);
2634 1041
2635 object *tmp2; 1042 if (who->current_weapon == op)
1043 who->current_weapon = 0;
2636 1044
2637 CLEAR_FLAG (op, FLAG_APPLIED); 1045 op->flag [FLAG_APPLIED] = false;
2638
2639 if (player *pl = who->contr)
2640 {
2641 if (op == pl->ranged_ob) pl->ranged_ob = 0;
2642 if (op == pl->combat_ob) pl->combat_ob = 0;
2643 }
2644 1046
2645 switch (op->type) 1047 switch (op->type)
2646 { 1048 {
2647 case SKILL_TOOL: 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
1060 case WEAPON:
1061 who->statusmsg (format ("You unwield %s.", query_name (op)));
1062 change_abil (who, op);
1063 who->flag [FLAG_READY_WEAPON] = false;
1064
2648 // unapplying a skill tool should also unapply the skill it governs 1065 // unapplying a weapon or skill tool should also unapply the skill it governs
2649 // but this is hard, as it shouldn't do so when the skill can 1066 // but this is hard, as it shouldn't do so when the skill can
2650 // be used for other reasons 1067 // be used for other reasons
2651 for (object *tmp = who->inv; tmp; tmp = tmp->below) 1068 //TODO: really?
2652 if (tmp->skill == op->skill 1069 if (who->chosen_skill)
2653 && tmp->type == SKILL 1070 if (!who->chosen_skill->flag [FLAG_CAN_USE_SKILL])
2654 && tmp->flag [FLAG_APPLIED]
2655 && !tmp->flag [FLAG_CAN_USE_SKILL])
2656 unapply_special (who, tmp, 0); 1071 unapply_special (who, who->chosen_skill, 0);
2657 1072
2658 change_abil (who, op);
2659 break; 1073 break;
2660 1074
1075 case RANGED:
1076 case BOW:
2661 case WEAPON: 1077 case WAND:
2662 new_draw_info_format (NDI_UNIQUE, 0, who, "You unwield %s.", query_name (op));
2663
2664 change_abil (who, op);
2665 CLEAR_FLAG (who, FLAG_READY_WEAPON);
2666 clear_skill (who);
2667 break;
2668
2669 case SKILL: 1078 case ROD:
2670 if (op != who->chosen_skill) 1079 case HORN:
2671 LOG (llevError, "BUG: apply_special(): applied skill is not a chosen skill\n");
2672
2673 if (who->contr) 1080 if (player *pl = who->contr)
2674 { 1081 {
2675 if (!op->invisible) 1082 who->statusmsg (format ("You unready %s.", query_name (op)));
2676 new_draw_info_format (NDI_UNIQUE, 0, who, "You stop using the %s.", query_name (op)); 1083 change_abil (who, op);
1084 }
1085 else
1086 {
1087 if (op->type == BOW)
1088 op->flag [FLAG_READY_BOW ] = false;
2677 else 1089 else
2678 new_draw_info_format (NDI_UNIQUE, 0, who, "You can no longer use the skill: %s.", &op->skill); 1090 op->flag [FLAG_READY_RANGE] = false;
2679 } 1091 }
2680 1092
2681 change_abil (who, op);
2682 who->chosen_skill = 0;
2683 CLEAR_FLAG (who, FLAG_READY_SKILL);
2684 break; 1093 break;
2685 1094
2686 case ARMOUR: 1095 case ARMOUR:
2687 case HELMET: 1096 case HELMET:
2688 case SHIELD: 1097 case SHIELD:
… …
2691 case GLOVES: 1100 case GLOVES:
2692 case AMULET: 1101 case AMULET:
2693 case GIRDLE: 1102 case GIRDLE:
2694 case BRACERS: 1103 case BRACERS:
2695 case CLOAK: 1104 case CLOAK:
2696 new_draw_info_format (NDI_UNIQUE, 0, who, "You unwear %s.", query_name (op)); 1105 who->statusmsg (format ("You unwear %s.", query_name (op)));
2697 change_abil (who, op); 1106 change_abil (who, op);
2698 break; 1107 break;
2699 1108
2700 case LAMP: 1109 case SPELL:
2701 new_draw_info_format (NDI_UNIQUE, 0, who, "You turn off your %s.", &op->name);
2702 tmp2 = arch_to_object (op->other_arch);
2703 tmp2->x = op->x;
2704 tmp2->y = op->y;
2705 tmp2->map = op->map;
2706 tmp2->below = op->below;
2707 tmp2->above = op->above;
2708 tmp2->stats.food = op->stats.food;
2709 CLEAR_FLAG (tmp2, FLAG_APPLIED);
2710
2711 if (QUERY_FLAG (op, FLAG_INV_LOCKED))
2712 SET_FLAG (tmp2, FLAG_INV_LOCKED);
2713
2714 if (who->contr)
2715 esrv_del_item (who->contr, op->count);
2716
2717 op->destroy ();
2718 insert_ob_in_ob (tmp2, who);
2719 who->update_stats ();
2720
2721 if (QUERY_FLAG (op, FLAG_CURSED) || QUERY_FLAG (op, FLAG_DAMNED))
2722 {
2723 if (who->contr)
2724 {
2725 new_draw_info (NDI_UNIQUE, 0, who, "Oops, it feels deadly cold!");
2726 SET_FLAG (tmp2, FLAG_KNOWN_CURSED);
2727 }
2728 }
2729
2730 if (who->contr)
2731 esrv_send_item (who, tmp2);
2732
2733 return 1; /* otherwise, an attempt to drop causes problems */
2734
2735 case BOW: 1110 case BUILDER:
2736 case WAND: 1111 who->statusmsg (format ("You unready %s.", query_name (op)));
2737 case ROD:
2738 case HORN:
2739 clear_skill (who);
2740
2741 if (who->contr)
2742 {
2743 new_draw_info_format (NDI_UNIQUE, 0, who, "You unready %s.", query_name (op));
2744
2745 if (who->contr->ranged_ob == op)
2746 who->contr->ranged_ob = 0;
2747
2748 if (who->current_weapon == op)
2749 who->current_weapon = 0;
2750 }
2751 else
2752 {
2753 if (op->type == BOW)
2754 CLEAR_FLAG (who, FLAG_READY_BOW);
2755 else
2756 CLEAR_FLAG (who, FLAG_READY_RANGE);
2757 }
2758
2759 break; 1112 break;
2760 1113
2761 case BUILDER: 1114 //case SKILL_TOOL://TODO
2762 if (who->contr) 1115 default:
2763 { 1116 who->statusmsg (format ("You unapply %s.", query_name (op)));
2764 new_draw_info_format (NDI_UNIQUE, 0, who, "You unready %s.", query_name (op));
2765
2766 if (who->contr->ranged_ob == op)
2767 who->contr->ranged_ob = 0;
2768 }
2769 break; 1117 break;
2770
2771 default:
2772 new_draw_info_format (NDI_UNIQUE, 0, who, "You unapply %s.", query_name (op));
2773 break;
2774 } 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);
2775 1123
2776 who->update_stats (); 1124 who->update_stats ();
2777 1125
2778 if (!(aflags & AP_NO_MERGE))
2779 {
2780 object *tmp = merge_ob (op, 0);
2781
2782 if (who->contr)
2783 {
2784 if (tmp)
2785 { /* it was merged */
2786 esrv_del_item (who->contr, op->count);
2787 op = tmp;
2788 }
2789
2790 esrv_send_item (who, op);
2791 }
2792 }
2793
2794 return 0; 1126 return 1;
2795} 1127}
2796 1128
2797/** 1129/**
2798 * Returns the object that is using location 'loc'. 1130 * Returns the object that is using location 'loc'.
2799 * Note that 'start' is the first object to start examing - we 1131 * Note that 'start' is the first object to start examing - we
… …
2811static object * 1143static object *
2812get_next_item_from_body_location (int loc, object *start) 1144get_next_item_from_body_location (int loc, object *start)
2813{ 1145{
2814 for (object *tmp = start; tmp; tmp = tmp->below) 1146 for (object *tmp = start; tmp; tmp = tmp->below)
2815 if (tmp->flag [FLAG_APPLIED] 1147 if (tmp->flag [FLAG_APPLIED]
2816 && tmp->slot[loc].info 1148 && tmp->slot [loc].info
2817 && (!tmp->invisible || tmp->type == SKILL)) 1149 && (!tmp->invisible || tmp->type == SKILL || tmp->type == SPELL))
2818 return tmp; 1150 return tmp;
2819 1151
2820 return 0; 1152 return 0;
2821} 1153}
2822 1154
… …
2829 * Returns 0 on success, returns 1 if there is some problem. 1161 * Returns 0 on success, returns 1 if there is some problem.
2830 * 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
2831 * 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
2832 * another function that does just that. 1164 * another function that does just that.
2833 */ 1165 */
2834int 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
2835unapply_for_ob (object *who, object *op, int aflags) 1173unapply_for_ob (object *who, object *op, int aflags)
2836{ 1174{
2837 if (op->is_range ()) 1175 if (op->is_range ())
2838 for (object *tmp = who->inv; tmp; tmp = tmp->below) 1176 for (object *tmp = who->inv; tmp; tmp = tmp->below)
2839 if (QUERY_FLAG (tmp, FLAG_APPLIED) && tmp->is_range ()) 1177 if (tmp->flag [FLAG_APPLIED] && tmp->is_range ())
2840 if ((aflags & AP_IGNORE_CURSE) || (aflags & AP_PRINT) || (!QUERY_FLAG (tmp, FLAG_CURSED) && !QUERY_FLAG (tmp, FLAG_DAMNED))) 1178 if ((aflags & AP_IGNORE_CURSE) || (aflags & AP_PRINT) || (!tmp->flag [FLAG_CURSED] && !tmp->flag [FLAG_DAMNED]))
2841 { 1179 {
2842 if (aflags & AP_PRINT) 1180 if (aflags & AP_PRINT)
2843 new_draw_info (NDI_UNIQUE, 0, who, query_name (tmp)); 1181 who->failmsg (query_name (tmp));
2844 else 1182 else
2845 unapply_special (who, tmp, aflags); 1183 unapply_special (who, tmp, aflags);
2846 } 1184 }
2847 else 1185 else
2848 { 1186 {
2849 /* 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.
2850 * 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
2851 * at least generate the message. 1189 * at least generate the message.
2852 */ 1190 */
2853 new_draw_info_format (NDI_UNIQUE, 0, who, "No matter how hard you try, you just can't remove the %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));
2854 return 1; 1192 return 1;
2855 } 1193 }
2856 1194
2857 for (int i = 0; i < NUM_BODY_LOCATIONS; i++) 1195 for (int i = 0; i < NUM_BODY_LOCATIONS; i++)
2858 { 1196 {
… …
2878#endif 1216#endif
2879 return 1; 1217 return 1;
2880 } 1218 }
2881 1219
2882 /* 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 */
2883 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])))
2884 { 1222 {
2885 if (aflags & AP_PRINT) 1223 if (aflags & AP_PRINT)
2886 new_draw_info (NDI_UNIQUE, 0, who, query_name (tmp)); 1224 who->failmsg (query_name (tmp));
2887 else 1225 else
2888 unapply_special (who, tmp, aflags); 1226 unapply_special (who, tmp, aflags);
2889 } 1227 }
2890 else 1228 else
2891 { 1229 {
2892 /* Cursed item that we can't unequip - tell the player. 1230 /* Cursed item that we can't unequip - tell the player.
2893 * 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,
2894 * 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
2895 * one cursed ring.) 1233 * one cursed ring.)
2896 */ 1234 */
2897 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));
2898 } 1236 }
2899 1237
2900 last = tmp->below; 1238 last = tmp->below;
2901 } 1239 }
2902 /* 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
… …
2961 continue; 1299 continue;
2962 } 1300 }
2963 1301
2964 object *tmp1 = get_next_item_from_body_location (i, who->inv); 1302 object *tmp1 = get_next_item_from_body_location (i, who->inv);
2965 if (!tmp1) 1303 if (!tmp1)
2966 {
2967#if 0
2968 /* This is sort of an error, but happens a lot when old players
2969 * join in with more stuff equipped than they are now allowed.
2970 */
2971 LOG (llevError, "Can't find object using location %d on %s\n", i, who->name);
2972#endif
2973 fprintf (stderr, "can apply never due to %d but %d - %d + %d\n",//D
2974 i, who->slot[i].used,ws ? ws->slot[i].info :-77,op->slot[i].info);//D
2975 retval |= CAN_APPLY_NEVER; 1304 retval |= CAN_APPLY_NEVER;
2976 }
2977 else 1305 else
2978 { 1306 {
2979 /* need to unapply something. However, if this something 1307 /* need to unapply something. However, if this something
2980 * is different than we had found before, it means they need 1308 * is different than we had found before, it means they need
2981 * to apply multiple objects 1309 * to apply multiple objects
… …
3010 * the weapon/shield checks, and the range checks for monsters, 1338 * the weapon/shield checks, and the range checks for monsters,
3011 * 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,
3012 * 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
3013 * all use the same location. 1341 * all use the same location.
3014 */ 1342 */
3015 if (op->type == WEAPON && !QUERY_FLAG (who, FLAG_USE_WEAPON)) 1343 if (op->type == WEAPON && !who->flag [FLAG_USE_WEAPON])
3016 retval |= CAN_APPLY_RESTRICTION; 1344 retval |= CAN_APPLY_RESTRICTION;
3017 1345
3018 if (op->type == SHIELD && !QUERY_FLAG (who, FLAG_USE_SHIELD)) 1346 if (op->type == SHIELD && !who->flag [FLAG_USE_SHIELD])
3019 retval |= CAN_APPLY_RESTRICTION; 1347 retval |= CAN_APPLY_RESTRICTION;
3020 1348
3021 if (who->type != PLAYER) 1349 if (who->type != PLAYER)
3022 { 1350 {
3023 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])
3024 retval |= CAN_APPLY_RESTRICTION; 1352 retval |= CAN_APPLY_RESTRICTION;
3025 1353
3026 if (op->type == BOW && !QUERY_FLAG (who, FLAG_USE_BOW)) 1354 if (op->type == BOW && !who->flag [FLAG_USE_BOW])
3027 retval |= CAN_APPLY_RESTRICTION; 1355 retval |= CAN_APPLY_RESTRICTION;
3028 1356
3029 if (op->type == RING && !QUERY_FLAG (who, FLAG_USE_RING)) 1357 if (op->type == RING && !who->flag [FLAG_USE_RING])
3030 retval |= CAN_APPLY_RESTRICTION; 1358 retval |= CAN_APPLY_RESTRICTION;
3031 1359
3032 if (op->type == BOW && !QUERY_FLAG (who, FLAG_USE_BOW)) 1360 if (op->type == BOW && !who->flag [FLAG_USE_BOW])
3033 retval |= CAN_APPLY_RESTRICTION; 1361 retval |= CAN_APPLY_RESTRICTION;
3034 } 1362 }
3035 1363
3036 return retval; 1364 return retval;
3037} 1365}
… …
3051 * AP_UNAPPLY=always unapply). 1379 * AP_UNAPPLY=always unapply).
3052 * 1380 *
3053 * Optional flags: 1381 * Optional flags:
3054 * 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
3055 * 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
3056 * 1385 *
3057 * Usage example: apply_special (who, op, AP_UNAPPLY | AP_IGNORE_CURSE) 1386 * Usage example: apply_special (who, op, AP_UNAPPLY | AP_IGNORE_CURSE)
3058 * 1387 *
3059 * apply_special() doesn't check for unpaid items. 1388 * apply_special() doesn't check for unpaid items.
3060 */ 1389 */
3061int 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
3062apply_special (object *who, object *op, int aflags) 1395apply_special (object *who, object *op, int aflags)
3063{ 1396{
3064 int basic_flag = aflags & AP_BASIC_FLAGS; 1397 int basic_flag = aflags & AP_MODE;
3065 object *tmp, *tmp2, *skop = NULL; 1398 object *tmp, *tmp2, *skop = NULL;
3066 1399
3067 if (who == NULL)
3068 {
3069 LOG (llevError, "apply_special() from object without environment.\n");
3070 return 1;
3071 }
3072
3073 if (op->env != who)
3074 return 1; /* op is not in inventory */
3075
3076 /* trying to unequip op */ 1400 /* trying to unequip op */
3077 if (QUERY_FLAG (op, FLAG_APPLIED)) 1401 if (op->flag [FLAG_APPLIED])
3078 { 1402 {
3079 /* always apply, so no reason to unapply */ 1403 /* always apply, so no reason to unapply */
3080 if (basic_flag == AP_APPLY) 1404 if (basic_flag == AP_APPLY)
3081 return 0; 1405 return 0;
3082 1406
3083 if (!(aflags & AP_IGNORE_CURSE) && (QUERY_FLAG (op, FLAG_CURSED) || QUERY_FLAG (op, FLAG_DAMNED)))
3084 {
3085 new_draw_info_format (NDI_UNIQUE, 0, who, "No matter how hard you try, you just can't remove %s.", query_name (op));
3086 return 1;
3087 }
3088
3089 return unapply_special (who, op, aflags); 1407 return unapply_special (who, op, aflags);
3090 } 1408 }
3091
3092 if (basic_flag == AP_UNAPPLY) 1409 else if (basic_flag == AP_UNAPPLY)
3093 return 0; 1410 return 0;
3094 1411
3095 // if the item is combat/ranged, wield the relevant slot first 1412 splay (op);
3096 // to resolve conflicts.
3097 if (player *pl = who->contr)
3098 switch (op->slottype ())
3099 {
3100 case slot_combat: who->change_weapon (pl->combat_ob); break;
3101 case slot_ranged: who->change_weapon (pl->ranged_ob); break;
3102 }
3103 1413
3104 /* Can't just apply this object. Lets see what not and what to do */ 1414 /* Can't just apply this object. Lets see what not and what to do */
3105 if (int i = can_apply_object (who, op)) 1415 if (int i = can_apply_object (who, op))
3106 { 1416 {
3107 if (i & CAN_APPLY_NEVER) 1417 if (i & CAN_APPLY_NEVER)
3108 { 1418 {
3109 new_draw_info_format (NDI_UNIQUE, 0, who, "You don't have the body to use a %s\n", 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));
3110 return 1; 1420 return 1;
3111 } 1421 }
3112 else if (i & CAN_APPLY_RESTRICTION) 1422 else if (i & CAN_APPLY_RESTRICTION)
3113 { 1423 {
3114 new_draw_info_format (NDI_UNIQUE, 0, who, "You have a prohibition against using a %s\n", query_name (op)); 1424 who->failmsgf (
1425 "You have a prohibition against using a %s. "
1426 "H<Your belief, profession or class prevents you from applying this item.>",
1427 query_name (op)
1428 );
3115 return 1; 1429 return 1;
3116 } 1430 }
3117 1431
3118 if (who->type != PLAYER) 1432 if (who->type != PLAYER)
3119 { 1433 {
… …
3123 } 1437 }
3124 else 1438 else
3125 { 1439 {
3126 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))
3127 { 1441 {
3128 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:");
3129 unapply_for_ob (who, op, AP_PRINT); 1443 unapply_for_ob (who, op, AP_PRINT);
3130 return 1; 1444 return 1;
3131 } 1445 }
3132 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))
3133 if (unapply_for_ob (who, op, aflags)) 1447 if (unapply_for_ob (who, op, aflags))
… …
3135 } 1449 }
3136 } 1450 }
3137 1451
3138 if (op->skill && op->type != SKILL && op->type != SKILL_TOOL) 1452 if (op->skill && op->type != SKILL && op->type != SKILL_TOOL)
3139 { 1453 {
1454 // try to ready attached skill first
3140 skop = find_skill_by_name (who, op->skill); 1455 skop = find_skill_by_name (who, op->skill);
3141 1456
3142 if (!skop) 1457 if (!skop)
3143 { 1458 {
3144 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);
3145 return 1; 1460 return 1;
3146 } 1461 }
3147 else 1462 else if (!who->apply (skop, AP_APPLY | AP_NO_SLOT))
3148 /* While experience will be credited properly, we want to change the
3149 * skill so that the dam and wc get updated
3150 */ 1463 {
3151 change_skill (who, skop, 0); 1464 who->failmsgf ("You can't use the required %s skill!", &op->skill);
3152 } 1465 return 1;
3153 1466 }
3154 if (who->type == PLAYER
3155 && op->item_power
3156 && op->item_power + who->contr->item_power > settings.item_power_factor * who->level)
3157 { 1467 }
3158 new_draw_info (NDI_UNIQUE, 0, who, 1468
1469 if (!check_item_power (who, op->item_power))
1470 {
3159 "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);
3160 "[use the skills command to check your available item power]");
3161 return 1; 1472 return 1;
3162 } 1473 }
3163 1474
3164 /* 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.
3165 * Note that we don't have the checks for can_use_... 1476 * Note that we don't have the checks for can_use_...
3166 * below - that is already taken care of by can_apply_object. 1477 * below - that is already taken care of by can_apply_object.
3167 */ 1478 */
3168 if (op->nrof > 1) 1479
3169 tmp = get_split_ob (op, op->nrof - 1); 1480 // split away all the other items from the stack, so only one item is left
3170 else 1481 tmp = op->nrof > 1 ? op->split (op->nrof - 1) : 0;
3171 tmp = 0;
3172 1482
3173 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)))
3174 return RESULT_INT (0); 1484 return RESULT_INT (0);
3175 1485
3176 switch (op->type) 1486 switch (op->type)
3177 { 1487 {
3178 case WEAPON: 1488 case WEAPON:
3179 if (!check_weapon_power (who, op->last_eat)) 1489 if (op->level && (!op->name.starts_with (who->name) || op->name [who->name.length ()] != '\''))
3180 {
3181 new_draw_info (NDI_UNIQUE, 0, who, "This weapon is too powerful for you to use.\n"
3182 "It would consume your soul!.");
3183
3184 if (tmp)
3185 insert_ob_in_ob (tmp, who);
3186
3187 return 1;
3188 }
3189
3190 //TODO: this obviously fails for players using a shorter prefix
3191 // i.e. "R" can use Ragnarok's sword.
3192 if (op->level && (strncmp (op->name, who->name, strlen (who->name))))
3193 { 1490 {
3194 /* 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. */
3195 /* (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) */
3196 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. "
3197 1494 "H<Its name indicates that it belongs to somebody else.>");
3198 if (tmp) 1495 if (tmp) who->insert (tmp);
3199 insert_ob_in_ob (tmp, who);
3200
3201 return 1; 1496 return 1;
3202 } 1497 }
3203 1498
3204 if (!skop) 1499 op->flag [FLAG_APPLIED] = true;
1500
1501 if (player *pl = who->contr)
3205 { 1502 {
3206 new_draw_info_format (NDI_UNIQUE, 0, who, "The %s is broken, please report this to the dungeon master!", query_name (op));//TODO 1503 who->statusmsg (format ("You wield %s.", query_name (op)));
3207 return 1; 1504 change_abil (who, op);
3208 } 1505 }
3209 1506
3210 SET_FLAG (op, FLAG_APPLIED); 1507 op->flag [FLAG_READY_WEAPON] = true;
3211 change_skill (who, skop, 1);
3212
3213 if (who->contr)
3214 who->change_weapon (who->contr->combat_ob = op);
3215
3216 if (!QUERY_FLAG (who, FLAG_READY_WEAPON))
3217 SET_FLAG (who, FLAG_READY_WEAPON);
3218
3219 new_draw_info_format (NDI_UNIQUE, 0, who, "You wield %s.", query_name (op));
3220
3221 change_abil (who, op);
3222 break; 1508 break;
3223 1509
3224 case ARMOUR: 1510 case ARMOUR:
3225 case HELMET: 1511 case HELMET:
3226 case SHIELD: 1512 case SHIELD:
… …
3229 case GIRDLE: 1515 case GIRDLE:
3230 case BRACERS: 1516 case BRACERS:
3231 case CLOAK: 1517 case CLOAK:
3232 case RING: 1518 case RING:
3233 case AMULET: 1519 case AMULET:
3234 SET_FLAG (op, FLAG_APPLIED); 1520 op->set_flag (FLAG_APPLIED);
3235 new_draw_info_format (NDI_UNIQUE, 0, who, "You wear %s.", query_name (op)); 1521 who->statusmsg (format ("You wear %s.", query_name (op)));
3236 change_abil (who, op); 1522 change_abil (who, op);
3237 break; 1523 break;
3238 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
3239 case LAMP: 1532 case SKILL:
3240 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 ()] != '\''))
3241 { 1546 {
3242 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);
3243 return 1; 1550 return 1;
3244 } 1551 }
3245 1552
3246 new_draw_info_format (NDI_UNIQUE, 0, who, "You turn on your %s.", &op->name);
3247 tmp2 = arch_to_object (op->other_arch);
3248 tmp2->stats.food = op->stats.food;
3249 SET_FLAG (tmp2, FLAG_APPLIED);
3250
3251 if (QUERY_FLAG (op, FLAG_INV_LOCKED))
3252 SET_FLAG (tmp2, FLAG_INV_LOCKED);
3253
3254 insert_ob_in_ob (tmp2, who);
3255
3256 /* Remove the old lantern */
3257 if (who->type == PLAYER)
3258 esrv_del_item (who->contr, op->count);
3259
3260 op->destroy ();
3261
3262 /* insert the portion that was split off */
3263 if (tmp)
3264 {
3265 insert_ob_in_ob (tmp, who);
3266 if (who->type == PLAYER)
3267 esrv_send_item (who, tmp);
3268 }
3269
3270 who->update_stats ();
3271
3272 if (QUERY_FLAG (op, FLAG_CURSED) || QUERY_FLAG (op, FLAG_DAMNED))
3273 if (who->type == PLAYER)
3274 {
3275 new_draw_info (NDI_UNIQUE, 0, who, "Oops, it feels deadly cold!");
3276 SET_FLAG (tmp2, FLAG_KNOWN_CURSED);
3277 }
3278
3279 if (who->type == PLAYER)
3280 esrv_send_item (who, tmp2);
3281
3282 return 0;
3283
3284 case SKILL_TOOL:
3285 // applying a skill tool also readies the skill
3286 SET_FLAG (op, FLAG_APPLIED);
3287 skop = find_skill_by_name (who, op->skill);
3288 if (!skop->flag [FLAG_APPLIED])
3289 apply_special (who, skop, AP_APPLY);
3290 break;
3291
3292 case SKILL:
3293 if (who->chosen_skill)
3294 {
3295 LOG (llevError, "BUG: apply_special(): can't apply two skills\n");
3296 return 1;
3297 }
3298
3299 if (player *pl = who->contr) 1553 if (player *pl = who->contr)
3300 { 1554 {
3301 if (IS_COMBAT_SKILL (op->subtype)) 1555 op->flag [FLAG_APPLIED] = true;
3302 { 1556 who->statusmsg (format ("You wield the %s.", query_name (op)));
3303 if (skill_flags [op->subtype] & SF_NEED_WEAPON) 1557 change_abil (who, op);
3304 {
3305 for (object *item = who->inv; item; item = item->below)
3306 if (item->type == WEAPON && item->flag [FLAG_APPLIED])
3307 {
3308 who->change_weapon (pl->combat_ob = item);
3309 goto found_weapon;
3310 }
3311
3312 new_draw_info (NDI_UNIQUE, 0, who, "You need to apply a melee weapon before readying this skill");
3313 return 1;
3314
3315 found_weapon:;
3316 }
3317 else
3318 who->change_weapon (pl->combat_ob = op);
3319 }
3320 else if (IS_RANGED_SKILL (op->subtype))
3321 {
3322 if (skill_flags [op->subtype] & SF_NEED_BOW)
3323 {
3324 for (object *item = who->inv; item; item = item->below)
3325 if (item->type == BOW && item->flag [FLAG_APPLIED])
3326 {
3327 who->change_weapon (pl->ranged_ob = item);
3328 goto found_bow;
3329 }
3330
3331 new_draw_info (NDI_UNIQUE, 0, who, "You need to apply a missile weapon before readying this skill");
3332 return 1;
3333
3334 found_bow:;
3335 }
3336 else if (skill_flags [op->subtype] & SF_NEED_ITEM)
3337 {
3338 for (object *item = who->inv; item; item = item->below)
3339 if (item->flag [FLAG_APPLIED]
3340 && (item->type == WAND || item->type == ROD || item->type == HORN))
3341 {
3342 who->change_weapon (pl->ranged_ob = item);
3343 goto found_item;
3344 }
3345
3346 new_draw_info (NDI_UNIQUE, 0, who, "You need to apply a magic item before readying this skill");
3347 return 1;
3348
3349 found_item:;
3350 }
3351 else
3352 who->change_weapon (pl->ranged_ob = op);
3353 }
3354
3355 if (!op->invisible)
3356 {
3357 new_draw_info_format (NDI_UNIQUE, 0, who, "You ready %s.", query_name (op));
3358 new_draw_info_format (NDI_UNIQUE, 0, who, "You can now use the skill: %s.", &op->skill);
3359 }
3360 else
3361 new_draw_info_format (NDI_UNIQUE, 0, who, "Readied skill: %s.", op->skill ? &op->skill : &op->name);
3362 } 1558 }
3363
3364 SET_FLAG (op, FLAG_APPLIED);
3365 change_abil (who, op);
3366 who->chosen_skill = op;
3367 SET_FLAG (who, FLAG_READY_SKILL);
3368 break; 1559 break;
3369 1560
3370 case BOW: 1561 case RANGED:
3371 if (!check_weapon_power (who, op->last_eat)) 1562 if (player *pl = who->contr)
3372 { 1563 {
3373 new_draw_info (NDI_UNIQUE, 0, who, "That weapon is too powerful for you to use."); 1564 op->flag [FLAG_APPLIED] = true;
3374 new_draw_info (NDI_UNIQUE, 0, who, "It would consume your soul!."); 1565 who->statusmsg (format ("You applied the %s.", query_name (op)));
3375
3376 if (tmp)
3377 insert_ob_in_ob (tmp, who);
3378
3379 return 1;
3380 } 1566 }
1567 break;
3381 1568
3382 if (op->level && (strncmp (op->name, who->name, strlen (who->name)))) 1569 case SPELL:
1570 if (player *pl = who->contr)
3383 { 1571 {
3384 new_draw_info (NDI_UNIQUE, 0, who, "The weapon does not recognize you as its owner."); 1572 op->flag [FLAG_APPLIED] = true;
3385 if (tmp) 1573 who->statusmsg (format ("You ready the spell %s.", query_name (op)));
3386 insert_ob_in_ob (tmp, who);
3387
3388 return 1;
3389 } 1574 }
1575 break;
3390 1576
3391 /*FALLTHROUGH*/ 1577 /*FALLTHROUGH*/
3392 case WAND: 1578 case WAND:
3393 case ROD: 1579 case ROD:
3394 case HORN: 1580 case HORN:
3395 /* check for skill, alter player status */ 1581 op->flag [FLAG_APPLIED] = true;
3396 1582
3397 if (!skop) 1583 if (player *pl = who->contr)
3398 { 1584 {
3399 new_draw_info_format (NDI_UNIQUE, 0, who, "The %s is broken, please report this to the dungeon master!", query_name (op));//TODO 1585 who->statusmsg (format ("You ready %s.", query_name (op)));
3400 return 1;
3401 }
3402
3403 SET_FLAG (op, FLAG_APPLIED);
3404 change_skill (who, skop, 0);
3405
3406 if (who->contr)
3407 {
3408 who->contr->ranged_ob = op;
3409
3410 new_draw_info_format (NDI_UNIQUE, 0, who, "You ready %s.", query_name (op));
3411 1586
3412 if (op->type == BOW) 1587 if (op->type == BOW)
3413 { 1588 who->statusmsg (format ("You will now fire %s with %s.", op->race ? &op->race : "nothing", query_name (op)));
3414 who->current_weapon = op; 1589
3415 change_abil (who, op); 1590 change_abil (who, op);
3416 new_draw_info_format (NDI_UNIQUE, 0, who,
3417 "You will now fire %s with %s.", op->race ? &op->race : "nothing", query_name (op));
3418 }
3419 } 1591 }
3420 else 1592 else
3421 { 1593 {
3422 if (op->type == BOW) 1594 if (op->type == BOW)
3423 SET_FLAG (who, FLAG_READY_BOW); 1595 op->flag [FLAG_READY_BOW ] = true;
3424 else 1596 else
3425 SET_FLAG (who, FLAG_READY_RANGE); 1597 op->flag [FLAG_READY_RANGE] = true;
3426 } 1598 }
3427 1599
3428 break; 1600 break;
3429 1601
3430 case BUILDER: 1602 case BUILDER:
3431 if (who->type == PLAYER) 1603 if (player *pl = who->contr)
3432 { 1604 {
3433 if (who->contr->ranged_ob && who->contr->ranged_ob->type == BUILDER) 1605 who->statusmsg (format ("You ready your %s.", query_name (op)));
3434 unapply_special (who, who->contr->ranged_ob, 0); 1606 //TODO: change_abil?
3435
3436 new_draw_info_format (NDI_UNIQUE, 0, who, "You ready your %s.", query_name (op));
3437
3438 who->contr->ranged_ob = op;
3439 } 1607 }
3440 break; 1608 break;
3441 1609
3442 default: 1610 default:
3443 new_draw_info_format (NDI_UNIQUE, 0, who, "You apply %s.", query_name (op)); 1611 who->statusmsg (format ("You apply %s.", query_name (op)));
3444 } /* end of switch op->type */ 1612 }
3445 1613
3446 SET_FLAG (op, FLAG_APPLIED); 1614 op->set_flag (FLAG_APPLIED);
3447 1615
3448 if (tmp) 1616 if (tmp) who->insert (tmp);
3449 tmp = insert_ob_in_ob (tmp, who);
3450 1617
3451 who->update_stats (); 1618 who->update_stats ();
3452 1619
3453 /* We exclude spell casting objects. The fire code will set the 1620 /* We exclude spell casting objects. The fire code will set the
3454 * been applied flag when they are used - until that point, 1621 * been applied flag when they are used - until that point,
3455 * you don't know anything about them. 1622 * you don't know anything about them.
3456 */ 1623 */
3457 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)
3458 SET_FLAG (op, FLAG_BEEN_APPLIED); 1625 op->set_flag (FLAG_BEEN_APPLIED);
3459 1626
3460 if (QUERY_FLAG (op, FLAG_CURSED) || QUERY_FLAG (op, FLAG_DAMNED)) 1627 if (op->flag [FLAG_CURSED] || op->flag [FLAG_DAMNED])
3461 {
3462 if (who->type == PLAYER) 1628 if (who->type == PLAYER)
3463 { 1629 {
3464 new_draw_info (NDI_UNIQUE, 0, who, "Oops, it feels deadly cold!"); 1630 who->failmsg (
3465 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);
3466 } 1635 }
3467 }
3468 1636
3469 if (who->type == PLAYER) 1637 if (object *pl = op->visible_to ())
3470 {
3471 /* if multiple objects were applied, update both slots */
3472 if (tmp)
3473 esrv_send_item (who, tmp);
3474
3475 esrv_send_item (who, op); 1638 esrv_send_item (pl, op);
3476 }
3477 1639
3478 return 0; 1640 return 0;
3479} 1641}
3480 1642
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 */
3481int 1647int
3482monster_apply_special (object *who, object *op, int aflags) 1648should_director_abort (object *op, object *victim)
3483{ 1649{
3484 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)))
3485 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 object *floor = GET_MAP_OB (op->map, op->x, op->y);
1785
1786 if (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_SAFE)
1787 {
1788 op->failmsg ("Gods prevent you from using this here, it's sacred ground!");
1789
1790 tmp->clr_flag (FLAG_APPLIED);
1791 return 0;
1792 }
1793
1794 if (op->type == PLAYER)
1795 if (!tmp->flag [FLAG_IDENTIFIED])
1796 identify (tmp);
1797
1798 handle_apply_yield (tmp);
1799
1800 /* Potion of restoration - only for players */
1801 if (op->type == PLAYER && (tmp->attacktype & AT_DEPLETE))
1802 {
1803 object *depl;
1804 archetype *at;
1805
1806 if (tmp->flag [FLAG_CURSED] || tmp->flag [FLAG_DAMNED])
1807 {
1808 op->drain_stat ();
1809 op->update_stats ();
1810 tmp->decrease ();
1811 return 1;
1812 }
1813
1814 if (!(at = archetype::find (shstr_depletion)))
1815 {
1816 LOG (llevError, "Could not find archetype depletion\n");
1817 return 0;
1818 }
1819
1820 depl = present_arch_in_ob (at, op);
1821
1822 if (depl)
1823 {
1824 for (i = 0; i < NUM_STATS; i++)
1825 if (depl->stats.stat (i))
1826 op->statusmsg (restore_msg[i]);
1827
1828 depl->destroy ();
1829 op->update_stats ();
1830 }
1831 else
1832 op->statusmsg ("Your potion had no effect.");
1833
1834 tmp->decrease ();
1835 return 1;
1836 }
1837
1838 /* improvement potion - only for players */
1839 if (op->type == PLAYER && (tmp->attacktype & AT_GODPOWER))
1840 {
1841 for (i = 1; i < min (11, op->level); i++)
1842 {
1843 if (tmp->flag [FLAG_CURSED] || tmp->flag [FLAG_DAMNED])
1844 {
1845 if (op->contr->levhp[i] != 1)
1846 {
1847 op->contr->levhp[i] = 1;
1848 break;
1849 }
1850
1851 if (op->contr->levsp[i] != 1)
1852 {
1853 op->contr->levsp[i] = 1;
1854 break;
1855 }
1856
1857 if (op->contr->levgrace[i] != 1)
1858 {
1859 op->contr->levgrace[i] = 1;
1860 break;
1861 }
1862 }
1863 else
1864 {
1865 if (op->contr->levhp[i] < 9)
1866 {
1867 op->contr->levhp[i] = 9;
1868 break;
1869 }
1870
1871 if (op->contr->levsp[i] < 6)
1872 {
1873 op->contr->levsp[i] = 6;
1874 break;
1875 }
1876
1877 if (op->contr->levgrace[i] < 3)
1878 {
1879 op->contr->levgrace[i] = 3;
1880 break;
1881 }
1882 }
1883 }
1884
1885 /* Just makes checking easier */
1886 if (i < min (11, op->level))
1887 got_one = 1;
1888
1889 if (!tmp->flag [FLAG_CURSED] && !tmp->flag [FLAG_DAMNED])
1890 {
1891 if (got_one)
1892 {
1893 op->update_stats ();
1894 op->statusmsg ("The Gods smile upon you and remake you "
1895 "a little more in their image. "
1896 "You feel a little more perfect.", NDI_GREEN);
1897 }
1898 else
1899 op->statusmsg ("The potion had no effect - you are already perfect.");
1900 }
1901 else
1902 { /* cursed potion */
1903 if (got_one)
1904 {
1905 op->update_stats ();
1906 op->failmsg ("The Gods are angry and punish you.");
1907 }
1908 else
1909 op->statusmsg ("You are fortunate that you are so pathetic.", NDI_DK_ORANGE);
1910 }
1911
1912 tmp->decrease ();
1913 return 1;
1914 }
1915
1916
1917 /* A potion that casts a spell. Healing, restore spellpoint (power potion)
1918 * and heroism all fit into this category. Given the spell object code,
1919 * there is no limit to the number of spells that potions can be cast,
1920 * but direction is problematic to try and imbue fireball potions for example.
1921 */
1922 if (tmp->inv)
1923 {
1924 if (tmp->flag [FLAG_CURSED] || tmp->flag [FLAG_DAMNED])
1925 {
1926 op->failmsg ("Yech! Your lungs are on fire!");
1927 create_exploding_ball_at (op, op->level);
1928 }
1929 else
1930 cast_spell (op, tmp, op->facing, tmp->inv, NULL);
1931
1932 tmp->decrease ();
1933
1934 /* if youre dead, no point in doing this... */
1935 if (!op->flag [FLAG_REMOVED])
1936 op->update_stats ();
1937
1938 return 1;
1939 }
1940
1941 /* Deal with protection potions */
1942 force = NULL;
1943 for (i = 0; i < NROFATTACKS; i++)
1944 {
1945 if (tmp->resist[i])
1946 {
1947 if (!force)
1948 force = get_archetype (FORCE_NAME);
1949
1950 memcpy (force->resist, tmp->resist, sizeof (tmp->resist));
1951 force->type = POTION_EFFECT;
1952 break; /* Only need to find one protection since we copy entire batch */
1953 }
1954 }
1955
1956 /* This is a protection potion */
1957 if (force)
1958 {
1959 /* cursed items last longer */
1960 if (tmp->flag [FLAG_CURSED] || tmp->flag [FLAG_DAMNED])
1961 {
1962 force->stats.food *= 10;
1963 for (i = 0; i < NROFATTACKS; i++)
1964 if (force->resist[i] > 0)
1965 force->resist[i] = -force->resist[i]; /* prot => vuln */
1966 }
1967
1968 force->speed_left = -1;
1969 force = insert_ob_in_ob (force, op);
1970 tmp->clr_flag (FLAG_APPLIED);
1971 force->set_flag (FLAG_APPLIED);
1972 change_abil (op, force);
1973 tmp->decrease ();
1974 return 1;
1975 }
1976
1977 /* Only thing left are the stat potions */
1978 if (op->type == PLAYER)
1979 { /* only for players */
1980 if ((tmp->flag [FLAG_CURSED]
1981 || tmp->flag [FLAG_DAMNED])
1982 && tmp->value != 0)
1983 tmp->clr_flag (FLAG_APPLIED);
1984 else
1985 tmp->set_flag (FLAG_APPLIED);
1986
1987 if (!change_abil (op, tmp))
1988 op->statusmsg ("Nothing happened.");
1989 }
1990
1991 /* CLEAR_FLAG is so that if the character has other potions
1992 * that were grouped with the one consumed, his
1993 * stat will not be raised by them. fix_player just clears
1994 * up all the stats.
1995 */
1996 tmp->clr_flag (FLAG_APPLIED);
1997 op->update_stats ();
1998 tmp->decrease ();
1999 return 1;
2000}
2001
2002/**
2003 * 'victim' moves onto 'trap'
2004 * 'victim' leaves 'trap'
2005 * effect is determined by move_on/move_off of trap and move_type of victime.
2006 *
2007 * originator: Player, monster or other object that caused 'victim' to move
2008 * onto 'trap'. Will receive messages caused by this action. May be NULL.
2009 * However, some types of traps require an originator to function.
2010 */
2011void
2012move_apply (object *trap, object *victim, object *originator)
2013{
2014 static int recursion_depth = 0;
2015
2016 trap = trap->head_ ();
2017
2018 /* Only exits affect DMs. */
2019 if (victim->flag [FLAG_WIZPASS] && trap->type != EXIT && trap->type != SIGN)
2020 return;
2021
2022 /* move_apply() is the most likely candidate for causing unwanted and
2023 * possibly unlimited recursion.
2024 */
2025
2026 /* The following was changed because it was causing perfectly correct
2027 * maps to fail. 1) it's not an error to recurse:
2028 * rune detonates, summoning monster. monster lands on nearby rune.
2029 * nearby rune detonates. This sort of recursion is expected and
2030 * proper. This code was causing needless crashes.
2031 */
2032 if (recursion_depth >= 500)
2033 {
2034 LOG (llevDebug, "WARNING: move_apply(): aborting recursion "
2035 "[trap arch %s, name %s; victim arch %s, name %s]\n", &trap->arch->archname, &trap->name, &victim->arch->archname, &victim->name);
2036 return;
2037 }
2038
2039 recursion_depth++;
2040
2041 if (!INVOKE_OBJECT (MOVE_TRIGGER, trap, ARG_OBJECT (victim), ARG_OBJECT (originator)))
2042 switch (trap->type)
2043 {
2044 case PLAYERMOVER:
2045 if (trap->attacktype && (trap->level || victim->type != PLAYER) && !should_director_abort (trap, victim))
2046 {
2047 if (!trap->stats.maxsp)
2048 trap->stats.maxsp = 2;
2049
2050 /* Is this correct? From the docs, it doesn't look like it
2051 * should be divided by trap->speed
2052 */
2053 victim->speed_left = -trap->stats.maxsp * victim->speed / trap->speed;
2054
2055 /* Just put in some sanity check. I think there is a bug in the
2056 * above with some objects have zero speed, and thus the player
2057 * getting permanently paralyzed.
2058 */
2059 victim->speed_left = max (-50.f, victim->speed_left);
2060 /* LOG(llevDebug, "apply, playermove, player speed_left=%f\n", victim->speed_left); */
2061 }
2062 break;
2063
2064 case SPINNER:
2065 if (victim->direction)
2066 {
2067 victim->direction = absdir (victim->direction - trap->stats.sp);
2068 update_turn_face (victim);
2069 }
2070 break;
2071
2072 case DIRECTOR:
2073 if (victim->direction && !should_director_abort (trap, victim))
2074 {
2075 victim->direction = trap->stats.sp;
2076 update_turn_face (victim);
2077 }
2078 break;
2079
2080 case BUTTON:
2081 case PEDESTAL:
2082 case T_MATCH:
2083 update_button (trap, originator);
2084 break;
2085
2086 case ALTAR:
2087 /* sacrifice victim on trap */
2088 apply_altar (trap, victim, originator);
2089 break;
2090
2091 case THROWN_OBJ:
2092 if (trap->inv == NULL)
2093 break;
2094 /* fallthrough */
2095
2096 case ARROW:
2097 /* bad bug: monster throw a object, make a step forwards, step on object ,
2098 * trigger this here and get hit by own missile - and will be own enemy.
2099 * Victim then is his own enemy and will start to kill herself (this is
2100 * removed) but we have not synced victim and his missile. To avoid senseless
2101 * action, we avoid hits here
2102 */
2103 if ((victim->flag [FLAG_ALIVE] && trap->has_active_speed ())
2104 && trap->owner != victim)
2105 hit_with_arrow (trap, victim);
2106 break;
2107
2108 case SPELL_EFFECT:
2109 apply_spell_effect (trap, victim);
2110 break;
2111
2112 case TRAPDOOR:
2113 {
2114 int max, sound_was_played;
2115 object *ab, *ab_next;
2116
2117 if (!trap->value)
2118 {
2119 int tot;
2120
2121 for (ab = trap->above, tot = 0; ab; ab = ab->above)
2122 if ((ab->move_type && trap->move_on) || ab->move_type == 0)
2123 tot += ab->head_ ()->total_weight ();
2124
2125 if (!(trap->value = (tot > trap->weight) ? 1 : 0))
2126 break;
2127
2128 SET_ANIMATION (trap, trap->value);
2129 update_object (trap, UP_OBJ_FACE);
2130 }
2131
2132 for (ab = trap->above, max = 100, sound_was_played = 0; --max && ab; ab = ab_next)
2133 {
2134 /* need to set this up, since if we do transfer the object,
2135 * ab->above would be bogus
2136 */
2137 ab_next = ab->above;
2138
2139 if ((ab->move_type && trap->move_on) || ab->move_type == 0)
2140 {
2141 if (!sound_was_played)
2142 {
2143 trap->play_sound (trap->sound ? trap->sound : sound_find ("fall_hole"));
2144 sound_was_played = 1;
2145 }
2146
2147 ab->statusmsg ("You fall into a trapdoor!", NDI_RED);
2148 transfer_ob (ab, EXIT_X (trap), EXIT_Y (trap), 0, ab);
2149 }
2150 }
2151 break;
2152 }
2153
2154 case CONVERTER:
2155 if (convert_item (victim, trap) < 0)
2156 {
2157 originator->failmsgf ("The %s seems to be broken!", query_name (trap));
2158 archetype::get (shstr_burnout)->insert_at (trap, trap);
2159 }
2160
2161 break;
2162
2163 case TRIGGER_BUTTON:
2164 case TRIGGER_PEDESTAL:
2165 case TRIGGER_ALTAR:
2166 check_trigger (trap, victim, originator);
2167 break;
2168
2169 case DEEP_SWAMP:
2170 walk_on_deep_swamp (trap, victim);
2171 break;
2172
2173 case CHECK_INV:
2174 check_inv (victim, trap);
2175 break;
2176
2177 case HOLE:
2178 move_apply_hole (trap, victim);
2179 break;
2180
2181 case EXIT:
2182 if (victim->type == PLAYER && EXIT_PATH (trap))
2183 {
2184 /* Basically, don't show exits leading to random maps the
2185 * players output.
2186 */
2187 if (trap->msg && EXIT_PATH (trap) != shstr_random_map_exit)
2188 victim->statusmsg (trap->msg, NDI_NAVY);
2189
2190 trap->play_sound (trap->sound);
2191 victim->enter_exit (trap);
2192 }
2193 break;
2194
2195 case ENCOUNTER:
2196 /* may be some leftovers on this */
2197 break;
2198
2199 case SHOP_MAT:
2200 apply_shop_mat (trap, victim);
2201 break;
2202
2203 /* Drop a certain amount of gold, and have one item identified */
2204 case IDENTIFY_ALTAR:
2205 apply_id_altar (victim, trap, originator);
2206 break;
2207
2208 case SIGN:
2209 if (victim->type != PLAYER && trap->stats.food > 0)
2210 break; /* monsters musn't apply magic_mouths with counters */
2211
2212 apply_sign (victim, trap, 1);
2213 break;
2214
2215 case CONTAINER:
2216 apply_container (victim, trap);
2217 break;
2218
2219 case RUNE:
2220 case TRAP:
2221 if (trap->level && victim->flag [FLAG_ALIVE])
2222 spring_trap (trap, victim);
2223 break;
2224
2225 default:
2226 LOG (llevDebug, "name %s, arch %s, type %d with fly/walk on/off not "
2227 "handled in move_apply()\n", &trap->name, &trap->arch->archname, trap->type);
2228 break;
2229 }
2230
2231 recursion_depth--;
2232}
2233
2234/**
2235 * Handles reading a regular (ie not containing a spell) book.
2236 */
2237static void
2238apply_book (object *op, object *tmp)
2239{
2240 int lev_diff;
2241 object *skill_ob;
2242
2243 if (op->flag [FLAG_BLIND] && !op->flag [FLAG_WIZ])
2244 {
2245 op->failmsg ("You are unable to read while blind!");
2246 return;
2247 }
2248
2249 if (!tmp->msg)
2250 {
2251 op->failmsgf ("The %s contains nothing but meaningless gibberish. H<There is nothing interesting to read here.>", &tmp->name);
2252 return;
2253 }
2254
2255 /* need a literacy skill to read stuff! */
2256 skill_ob = find_skill_by_name (op, tmp->skill);
2257 if (!skill_ob)
2258 {
2259 op->failmsgf ("You are unable to decipher the strange symbols. H<You lack the %s skill to read this.>", &tmp->skill);
2260 return;
2261 }
2262
2263 lev_diff = tmp->level - (skill_ob->level + 5);
2264 if (!op->flag [FLAG_WIZ] && lev_diff > 0)
2265 {
2266 op->failmsg (lev_diff < 2 ? "This book is just barely beyond your comprehension."
2267 : lev_diff < 3 ? "This book is slightly beyond your comprehension."
2268 : lev_diff < 5 ? "This book is beyond your comprehension."
2269 : lev_diff < 8 ? "This book is quite a bit beyond your comprehension."
2270 : lev_diff < 15 ? "This book is way beyond your comprehension."
2271 : "This book is totally beyond your comprehension.");
2272 return;
2273 }
2274
2275 // we currently don't use the message types for anything.
2276 // readable_message_type *msgType = get_readable_message_type (tmp);
2277
2278 tmp->play_sound (tmp->sound ? tmp->sound : sound_find ("apply_book"));
2279
2280 if (player *pl = op->contr)
2281 if (client *ns = pl->ns)
2282 pl->infobox (MSG_CHANNEL ("book"), format ("T<%s>\n\n%s", (char *)long_desc (tmp, op), &tmp->msg));
2283
2284 /* gain xp from reading */
2285 if (!tmp->flag [FLAG_NO_SKILL_IDENT])
2286 { /* only if not read before */
2287 int exp_gain = calc_skill_exp (op, tmp, skill_ob);
2288
2289 if (!tmp->flag [FLAG_IDENTIFIED])
2290 {
2291 /*exp_gain *= 2; because they just identified it too */
2292 tmp->set_flag (FLAG_IDENTIFIED);
2293
2294 if (object *pl = tmp->visible_to ())
2295 esrv_update_item (UPD_FLAGS | UPD_NAME, pl, tmp);
2296 }
2297
2298 change_exp (op, exp_gain, skill_ob->skill, 0);
2299 tmp->set_flag (FLAG_NO_SKILL_IDENT); /* so no more xp gained from this book */
2300 }
2301}
2302
2303/**
2304 * op made some mistake with a scroll, this takes care of punishment.
2305 * scroll_failure()- hacked directly from spell_failure
2306 */
2307static void
2308scroll_failure (object *op, int failure, int power)
2309{
2310 if (abs (failure / 4) > power)
2311 power = abs (failure / 4); /* set minimum effect */
2312
2313 if (failure <= -1 && failure > -15)
2314 { /* wonder */
2315 object *tmp;
2316
2317 op->failmsg ("Your spell warps!");
2318 tmp = get_archetype (SPELL_WONDER);
2319 cast_wonder (op, op, 0, tmp);
2320 tmp->destroy ();
2321 }
2322 else if (failure <= -15 && failure > -35)
2323 { /* drain mana */
2324 op->failmsg ("Your mana is drained!");
2325 op->stats.sp -= random_roll (0, power - 1, op, PREFER_LOW);
2326 if (op->stats.sp < 0)
2327 op->stats.sp = 0;
2328 }
2329 else if (settings.spell_failure_effects == TRUE)
2330 {
2331 if (failure <= -35 && failure > -60)
2332 { /* confusion */
2333 op->failmsg ("The magic recoils on you!");
2334 confuse_player (op, op, power);
2335 }
2336 else if (failure <= -60 && failure > -70)
2337 { /* paralysis */
2338 op->failmsg ("The magic recoils and paralyzes you!");
2339 paralyze_player (op, op, power);
2340 }
2341 else if (failure <= -70 && failure > -80)
2342 { /* blind */
2343 op->failmsg ("The magic recoils on you!");
2344 blind_player (op, op, power);
2345 }
2346 else if (failure <= -80)
2347 { /* blast the immediate area */
2348 object *tmp = get_archetype (LOOSE_MANA);
2349 cast_magic_storm (op, tmp, power);
2350 op->failmsg ("You unleash uncontrolled mana!");
2351 tmp->destroy ();
2352 }
2353 }
2354}
2355
2356/**
2357 * Handles the applying of a skill scroll, calling learn_skill straight.
2358 * op is the person learning the skill, tmp is the skill scroll object
2359 */
2360static void
2361apply_skillscroll (object *op, object *tmp)
2362{
2363 switch (learn_skill (op, tmp))
2364 {
2365 case 0:
2366 op->play_sound (sound_find ("generic_fail"));
2367 op->failmsgf ("You already possess the knowledge held within the %s.", query_name (tmp));
2368 break;
2369
2370 case 1:
2371 tmp->decrease ();
2372 op->play_sound (sound_find ("skill_learn"));
2373 op->statusmsg (format ("You succeed in learning %s", &tmp->skill));
2374 break;
2375
2376 default:
2377 tmp->decrease ();
2378 op->play_sound (sound_find ("generic_fail"));
2379 op->failmsgf ("You fail to learn the knowledge of the %s.\n", query_name (tmp));
2380 break;
2381 }
2382}
2383
2384/**
2385 * Actually makes op learn spell.
2386 * Informs player of what happens.
2387 */
2388void
2389do_learn_spell (object *op, object *spell, int special_prayer)
2390{
2391 object *tmp;
2392
2393 if (op->type != PLAYER)
2394 {
2395 LOG (llevError, "BUG: do_learn_spell(): not a player\n");
2396 return;
2397 }
2398
2399 /* Upgrade special prayers to normal prayers */
2400 if ((tmp = check_spell_known (op, spell->name)) != NULL)
2401 {
2402 if (special_prayer && !tmp->flag [FLAG_STARTEQUIP])
2403 {
2404 LOG (llevError, "BUG: do_learn_spell(): spell already known, but not marked as startequip\n");
2405 return;
2406 }
2407 return;
2408 }
2409
2410 op->contr->play_sound (sound_find ("learn_spell"));
2411
2412 tmp = spell->clone ();
2413 insert_ob_in_ob (tmp, op);
2414
2415 if (special_prayer)
2416 tmp->set_flag (FLAG_STARTEQUIP);
2417
2418 esrv_add_spells (op->contr, tmp);
2419}
2420
2421/**
2422 * Erases spell from player's inventory.
2423 */
2424void
2425do_forget_spell (object *op, const char *spell)
2426{
2427 object *spob;
2428
2429 if (op->type != PLAYER)
2430 {
2431 LOG (llevError, "BUG: do_forget_spell(): not a player\n");
2432 return;
2433 }
2434 if ((spob = check_spell_known (op, spell)) == NULL)
2435 {
2436 LOG (llevError, "BUG: do_forget_spell(): spell not known\n");
2437 return;
2438 }
2439
2440 op->failmsgf ("You lose knowledge of %s.", spell);
2441 esrv_remove_spell (op->contr, spob);
2442 spob->destroy ();
2443}
2444
2445/**
2446 * Handles player applying a spellbook.
2447 * Checks whether player has knowledge of required skill, doesn't already know the spell,
2448 * stuff like that. Random learning failure too.
2449 */
2450static void
2451apply_spellbook (object *op, object *tmp)
2452{
2453 object *skop, *spell, *spell_skill;
2454
2455 if (op->flag [FLAG_BLIND] && !op->flag [FLAG_WIZ])
2456 {
2457 op->failmsg ("You are unable to read while blind.");
2458 return;
2459 }
2460
2461 /* artifact_spellbooks have 'slaying' field point to a spell name,
2462 * instead of having their spell stored in stats.sp. These are
2463 * legacy spellbooks
2464 */
2465 if (tmp->slaying)
2466 {
2467 spell = find_archetype_by_object_name (tmp->slaying)->instance ();
2468
2469 if (!spell)
2470 {
2471 op->failmsgf ("The book's formula for %s is incomplete.", &tmp->slaying);
2472 return;
2473 }
2474 else
2475 insert_ob_in_ob (spell, tmp);
2476
2477 tmp->slaying = 0;
2478 }
2479
2480 skop = find_skill_by_name (op, tmp->skill);
2481
2482 /* need a literacy skill to learn spells. Also, having a literacy level
2483 * lower than the spell will make learning the spell more difficult */
2484 if (!skop)
2485 {
2486 op->failmsgf ("You can't read! Your attempt fails. H<You lack the %s skill.>", &tmp->skill);
2487 return;
2488 }
2489
2490 spell = tmp->inv;
2491
2492 if (!spell)
2493 {
2494 LOG (llevError, "apply_spellbook: Book %s has no spell in it!\n", &tmp->name);
2495 op->failmsg ("The spellbook symbols make no sense. This is a bug, please report!");
2496 return;
2497 }
2498
2499 int learn_level = sqrtf (spell->level) * 1.5f;
2500 if (skop->level < learn_level)
2501 {
2502 op->failmsgf ("You are unable to decipher the strange symbols. H<Your %s level is too low, it must be at least %d.>",
2503 &tmp->skill, learn_level);
2504 return;
2505 }
2506
2507 op->statusmsg (format ("The spellbook contains the %s level spell %s.", ordinal (spell->level), &spell->name));
2508
2509 if (!tmp->flag [FLAG_IDENTIFIED])
2510 identify (tmp);
2511
2512 /* I removed the check for special_prayer_mark here - it didn't make
2513 * a lot of sense - special prayers are not found in spellbooks, and
2514 * if the player doesn't know the spell, doesn't make a lot of sense that
2515 * they would have a special prayer mark.
2516 */
2517 if (check_spell_known (op, spell->name))
2518 {
2519 op->statusmsg ("You already know that spell. H<It makes no sense to learn spells twice, and would only waste the spellbook.>\n");
2520 return;
2521 }
2522
2523 if (spell->skill)
2524 {
2525 spell_skill = find_skill_by_name (op, spell->skill);
2526
2527 if (!spell_skill)
2528 {
2529 op->failmsgf ("You lack the %s skill to use this spell.", &spell->skill);
2530 return;
2531 }
2532
2533 if (spell_skill->level < spell->level)
2534 {
2535 op->failmsgf ("You need to be level %d in %s to learn this spell.", spell->level, &spell->skill);
2536 return;
2537 }
2538 }
2539
2540 /* Logic as follows
2541 *
2542 * 1- MU spells use Int to learn, Cleric spells use Wisdom
2543 *
2544 * 2- The learner's skill level in literacy adjusts the chance to learn
2545 * a spell.
2546 *
2547 * 3 -Automatically fail to learn if you read while confused
2548 *
2549 * Overall, chances are the same but a player will find having a high
2550 * literacy rate very useful! -b.t.
2551 */
2552 if (op->flag [FLAG_CONFUSED])
2553 {
2554 op->failmsg ("In your confused state you flub the wording of the text!");
2555 scroll_failure (op, 0 - random_roll (0, spell->level, op, PREFER_LOW), max (spell->stats.sp, spell->stats.grace));
2556 }
2557 else if (tmp->flag [FLAG_STARTEQUIP] ||
2558 (random_roll (0, 100, op, PREFER_LOW) - (5 * skop->level)) < learn_spell[spell->stats.grace ? op->stats.Wis : op->stats.Int])
2559 {
2560 op->statusmsg ("You succeed in learning the spell!", NDI_GREEN);
2561 do_learn_spell (op, spell, 0);
2562
2563 /* xp gain to literacy for spell learning */
2564 if (!tmp->flag [FLAG_STARTEQUIP])
2565 change_exp (op, calc_skill_exp (op, tmp, skop), skop->skill, 0);
2566 }
2567 else
2568 {
2569 op->contr->play_sound (sound_find ("fumble_spell"));
2570 op->failmsg ("You fail to learn the spell. H<Wis (priests) or Int (wizards) governs the chance of learning a prayer or spell.>\n");
2571 }
2572
2573 tmp->decrease ();
2574}
2575
2576/**
2577 * Handles applying a spell scroll.
2578 */
2579void
2580apply_scroll (object *op, object *tmp, int dir)
2581{
2582 object *skop;
2583
2584 if (op->flag [FLAG_BLIND] && !op->flag [FLAG_WIZ])
2585 {
2586 op->failmsg ("You are unable to read while blind.");
2587 return;
2588 }
2589
2590 if (!tmp->inv || tmp->inv->type != SPELL)
2591 {
2592 op->failmsg ("The scroll just doesn't make sense! H<...and never will make sense.>");
2593 return;
2594 }
2595
2596 if (op->type == PLAYER)
2597 {
2598 /* players need a literacy skill to read stuff! */
2599 int exp_gain = 0;
2600
2601 /* hard code literacy - tmp->skill points to where the exp
2602 * should go for anything killed by the spell.
2603 */
2604 skop = find_skill_by_name (op, shstr_literacy);
2605
2606 if (!skop)
2607 {
2608 op->failmsgf ("You are unable to decipher the strange symbols. H<You lack the literacy skill.>");
2609 return;
2610 }
2611
2612 if ((exp_gain = calc_skill_exp (op, tmp, skop)))
2613 change_exp (op, exp_gain, skop->skill, 0);
2614 }
2615
2616 if (!tmp->flag [FLAG_IDENTIFIED])
2617 identify (tmp);
2618
2619 op->statusmsg (format ("The scroll of %s turns to dust.", &tmp->inv->name));
2620
2621 cast_spell (op, tmp, dir, tmp->inv, NULL);
2622 tmp->decrease ();
2623}
2624
2625/**
2626 * Applies a treasure object - by default, chest. op
2627 * is the person doing the applying, tmp is the treasure
2628 * chest.
2629 */
2630static void
2631apply_treasure (object *op, object *tmp)
2632{
2633 /* Nice side effect of this treasure creation method is that the treasure
2634 * for the chest is done when the chest is created, and put into the chest
2635 * inventory. So that when the chest burns up, the items still exist. Also
2636 * prevents people from moving chests to more difficult maps to get better
2637 * treasure
2638 */
2639 object *treas = tmp->inv;
2640
2641 if (!treas)
2642 {
2643 op->statusmsg ("The chest was empty.");
2644 tmp->decrease ();
2645 return;
2646 }
2647
2648 while (tmp->inv)
2649 {
2650 treas = tmp->inv;
2651 treas->remove ();
2652
2653 treas->x = op->x;
2654 treas->y = op->y;
2655 treas = insert_ob_in_map (treas, op->map, op, INS_BELOW_ORIGINATOR);
2656
2657 if (treas && (treas->type == RUNE || treas->type == TRAP) && treas->level && op->flag [FLAG_ALIVE])
2658 spring_trap (treas, op);
2659
2660 /* If either player or container was destroyed, no need to do
2661 * further processing. I think this should be enclused with
2662 * spring trap above, as I don't think there is otherwise
2663 * any way for the treasure chest or player to get killed.
2664 */
2665 if (op->destroyed () || tmp->destroyed ())
2666 break;
2667 }
2668
2669 if (!tmp->destroyed () && !tmp->inv)
2670 tmp->decrease (true);
2671}
2672
2673/**
2674 * A dragon is eating some flesh. If the flesh contains resistances,
2675 * there is a chance for the dragon's skin to get improved.
2676 *
2677 * attributes:
2678 * object *op the object (dragon player) eating the flesh
2679 * object *meal the flesh item, getting chewed in dragon's mouth
2680 * return:
2681 * int 1 if eating successful, 0 if it doesn't work
2682 */
2683static int
2684dragon_eat_flesh (object *op, object *meal)
2685{
2686 object *skin = NULL; /* pointer to dragon skin force */
2687 object *abil = NULL; /* pointer to dragon ability force */
2688 object *tmp = NULL; /* tmp. object */
2689
2690 double chance; /* improvement-chance of one resistance type */
2691 double totalchance = 1; /* total chance of gaining one resistance */
2692 double bonus = 0; /* level bonus (improvement is easier at lowlevel) */
2693 double mbonus = 0; /* monster bonus */
2694 int atnr_winner[NROFATTACKS]; /* winning candidates for resistance improvement */
2695 int winners = 0; /* number of winners */
2696 int i; /* index */
2697
2698 /* let's make sure and doublecheck the parameters */
2699 if (meal->type != FLESH || !op->is_dragon ())
2700 return 0;
2701
2702 /* now grab the 'dragon_skin'- and 'dragon_ability'-forces
2703 from the player's inventory */
2704 for (tmp = op->inv; tmp; tmp = tmp->below)
2705 if (tmp->type == FORCE)
2706 if (tmp->arch->archname == shstr_dragon_skin_force)
2707 skin = tmp;
2708 else if (tmp->arch->archname == shstr_dragon_ability_force)
2709 abil = tmp;
2710
2711 /* if either skin or ability are missing, this is an old player
2712 which is not to be considered a dragon -> bail out */
2713 if (skin == NULL || abil == NULL)
2714 return 0;
2715
2716 /* now start by filling stomache and health, according to food-value */
2717 if ((MAX_FOOD - op->stats.food) < meal->stats.food)
2718 op->stats.hp += (MAX_FOOD - op->stats.food) / 50;
2719 else
2720 op->stats.hp += meal->stats.food / 50;
2721
2722 min_it (op->stats.hp, op->stats.maxhp);
2723 op->stats.food = min (MAX_FOOD, op->stats.food + meal->stats.food);
2724
2725 /*LOG(llevDebug, "-> player: %d, flesh: %d\n", op->level, meal->level); */
2726
2727 /* on to the interesting part: chances for adding resistance */
2728 for (i = 0; i < NROFATTACKS; i++)
2729 {
2730 if (meal->resist[i] > 0 && atnr_is_dragon_enabled (i))
2731 {
2732 /* got positive resistance, now calculate improvement chance (0-100) */
2733
2734 /* this bonus makes resistance increase easier at lower levels */
2735 bonus = (settings.max_level - op->level) * 30. / ((double) settings.max_level);
2736 if (i == abil->stats.exp)
2737 bonus += 5; /* additional bonus for resistance of ability-focus */
2738
2739 /* monster bonus increases with level, because high-level
2740 flesh is too rare */
2741 mbonus = op->level * 20. / ((double) settings.max_level);
2742
2743 chance = (((double)min (op->level + bonus, meal->level + bonus + mbonus)) * 100. /
2744 ((double)settings.max_level)) - skin->resist[i];
2745
2746 if (chance >= 0.)
2747 chance += 1.;
2748 else
2749 chance = (chance < -12) ? 0. : 1. / pow (2., -chance);
2750
2751 /* chance is proportional to amount of resistance (max. 50) */
2752 chance *= ((double)(min (meal->resist[i], 50))) / 50.;
2753
2754 /* doubled chance for resistance of ability-focus */
2755 if (i == abil->stats.exp)
2756 chance = min (100., chance * 2.);
2757
2758 /* now make the throw and save all winners (Don't insert luck bonus here!) */
2759 if (rndm (10000) < (unsigned int)(chance * 100))
2760 {
2761 atnr_winner[winners] = i;
2762 winners++;
2763 }
2764
2765 if (chance >= 0.01)
2766 totalchance *= 1 - chance / 100;
2767
2768 /*LOG(llevDebug, " %s: bonus %.1f, chance %.1f\n", attacks[i], bonus, chance); */
2769 }
2770 }
2771
2772 /* inverse totalchance as until now we have the failure-chance */
2773 totalchance = 100 - totalchance * 100;
2774
2775 /* print message according to totalchance */
2776 const char *buf;
2777 if (totalchance > 50.)
2778 buf = format ("Hmm! The %s tasted delicious!", &meal->name);
2779 else if (totalchance > 10.)
2780 buf = format ("The %s tasted very good.", &meal->name);
2781 else if (totalchance > 1.)
2782 buf = format ("The %s tasted good.", &meal->name);
2783 else if (totalchance > 0.1)
2784 buf = format ("The %s tasted bland.", &meal->name);
2785 else if (totalchance >= 0.01)
2786 buf = format ("The %s had a boring taste.", &meal->name);
2787 else if (meal->last_eat > 0 && atnr_is_dragon_enabled (meal->last_eat))
2788 buf = format ("The %s tasted strange.", &meal->name);
2789 else
2790 buf = format ("The %s had no taste.", &meal->name);
2791
2792 op->statusmsg (buf);
2793
2794 /* now choose a winner if we have any */
2795 i = -1;
2796 if (winners > 0)
2797 i = atnr_winner [rndm (winners)];
2798
2799 if (i >= 0 && i < NROFATTACKS && skin->resist[i] < 95)
2800 {
2801 /* resistance increased! */
2802 skin->resist[i]++;
2803 op->update_stats ();
2804
2805 op->statusmsg (format ("Your skin is now more resistant to %s!", change_resist_msg[i]));
2806 }
2807
2808 /* if this flesh contains a new ability focus, we mark it
2809 into the ability_force and it will take effect on next level */
2810 if (meal->last_eat > 0 && atnr_is_dragon_enabled (meal->last_eat) && meal->last_eat != abil->last_eat)
2811 {
2812 abil->last_eat = meal->last_eat; /* write: last_eat <new attnr focus> */
2813
2814 if (meal->last_eat != abil->stats.exp)
2815 op->statusmsg (format (
2816 "Your metabolism prepares to focus on %s!\n"
2817 "The change will happen at level %d.",
2818 change_resist_msg[meal->last_eat],
2819 abil->level + 1
2820 ));
2821 else
2822 {
2823 op->statusmsg (format ("Your metabolism will continue to focus on %s.", change_resist_msg[meal->last_eat]));
2824 abil->last_eat = 0;
2825 }
2826 }
2827
2828 return 1;
2829}
2830
2831/**
2832 * op eats food.
2833 * If player, takes care of messages and dragon special food.
2834 */
2835static void
2836apply_food (object *op, object *tmp)
2837{
2838 int capacity_remaining;
2839
2840 if (op->type != PLAYER)
2841 op->stats.hp = op->stats.maxhp;
2842 else
2843 {
2844 /* check if this is a dragon (player), eating some flesh */
2845 if (tmp->type == FLESH && op->is_dragon () && dragon_eat_flesh (op, tmp))
2846 ;
2847 else
2848 {
2849 /* usual case - no dragon meal: */
2850 if (op->stats.food + tmp->stats.food > MAX_FOOD)
2851 {
2852 if (tmp->type == FOOD || tmp->type == FLESH)
2853 op->failmsg ("You feel full, but what a waste of food!");
2854 else
2855 op->statusmsg ("Most of the drink goes down your face not your throat!");
2856 }
2857
2858 tmp->play_sound (
2859 tmp->sound
2860 ? tmp->sound
2861 : tmp->type == DRINK
2862 ? sound_find ("eat_drink")
2863 : sound_find ("eat_food")
2864 );
2865
2866 if (!tmp->flag [FLAG_CURSED])
2867 {
2868 const char *buf;
2869
2870 if (!op->is_dragon ())
2871 {
2872 /* eating message for normal players */
2873 if (tmp->type == DRINK)
2874 buf = format ("Ahhh...that %s tasted good.", &tmp->name);
2875 else
2876 buf = format ("The %s tasted %s", &tmp->name, tmp->type == FLESH ? "terrible!" : "good.");
2877 }
2878 else
2879 /* eating message for dragon players */
2880 buf = format ("The %s tasted terrible!", &tmp->name);
2881
2882 op->statusmsg (buf);
2883
2884 capacity_remaining = MAX_FOOD - op->stats.food;
2885 op->stats.food += tmp->stats.food;
2886 if (capacity_remaining < tmp->stats.food)
2887 op->stats.hp += capacity_remaining / 50;
2888 else
2889 op->stats.hp += tmp->stats.food / 50;
2890
2891 min_it (op->stats.hp, op->stats.maxhp);
2892 min_it (op->stats.food, MAX_FOOD);
2893 }
2894
2895 /* special food hack -b.t. */
2896 if (tmp->title || tmp->flag [FLAG_CURSED])
2897 eat_special_food (op, tmp);
2898 }
2899 }
2900
2901 handle_apply_yield (tmp);
2902 tmp->decrease ();
2903}
2904
2905/**
2906 * Handles applying an improve armor scroll.
2907 * Does some sanity checks, then calls improve_armour.
2908 */
2909static void
2910apply_armour_improver (object *op, object *tmp)
2911{
2912 if (!op->flag [FLAG_WIZCAST] && (get_map_flags (op->map, 0, op->x, op->y, 0, 0) & P_NO_MAGIC))
2913 {
2914 op->failmsg ("Something blocks the magic of the scroll. H<This area prevents magic effects.>");
2915 return;
2916 }
2917
2918 object *armor = op->mark ();
2919
2920 if (!armor)
2921 {
2922 op->failmsg ("You need to mark an armor object. Use the right mouse button popup or the mark command to do this.");
2923 return;
2924 }
2925
2926 if (armor->type != ARMOUR
2927 && armor->type != CLOAK
2928 && armor->type != BOOTS && armor->type != GLOVES && armor->type != BRACERS && armor->type != SHIELD && armor->type != HELMET)
2929 {
2930 op->failmsg ("Your marked item is not armour!\n");
2931 return;
2932 }
2933
2934 if (!op->apply (armor, AP_UNAPPLY))
2935 {
2936 op->failmsg ("You are unable to take off your armour to improve it!");
2937 return;
2938 }
2939
2940 op->statusmsg ("Applying armour enchantment.");
2941 improve_armour (op, tmp, armor);
2942}
2943
2944void
2945apply_poison (object *op, object *tmp)
2946{
2947 // need to do it now when it is still on the map
2948 handle_apply_yield (tmp);
2949
2950 object *poison = tmp->split (1);
2951
2952 if (op->type == PLAYER)
2953 {
2954 op->contr->play_sound (sound_find ("drink_poison"));
2955 op->failmsg ("Yech! That tasted poisonous!");
2956 op->contr->killer = poison;
2957 }
2958
2959 if (poison->stats.hp > 0)
2960 {
2961 LOG (llevDebug, "Trying to poison player/monster for %d hp\n", poison->stats.hp);
2962 hit_player (op, poison->stats.hp, tmp, AT_POISON, 1);
2963 }
2964
2965 op->stats.food -= op->stats.food / 4;
2966 poison->destroy ();
2967}
2968
2969/**
2970 * This function will try to apply a lighter and in case no lighter
2971 * is specified it will try to find a lighter in the players inventory,
2972 * and inform him about this requirement.
2973 *
2974 * who - the player
2975 * op - the item we want to light
2976 * lighter - the lighter or 0 if a lighter has yet to be found
2977 */
2978static object *
2979auto_apply_lighter (object *who, object *op, object *lighter)
2980{
2981 if (lighter == 0)
2982 {
2983 for (object *tmp = who->inv; tmp; tmp = tmp->below)
2984 {
2985 if (tmp->type == LIGHTER)
2986 {
2987 lighter = tmp;
2988 break;
2989 }
2990 }
2991
2992 if (!lighter)
2993 {
2994 who->failmsgf (
2995 "You can't light up the %s with your bare hands! "
2996 "H<You need a lighter in your inventory, for example a flint and steel.>",
2997 &op->name
2998 );
2999 return 0;
3000 }
3001 }
3002
3003 // last_eat == 0 means the lighter is not being used up!
3004 if (lighter->last_eat && lighter->stats.food)
3005 {
3006 /* lighter gets used up */
3007 lighter = lighter->split ();
3008 lighter->stats.food--;
3009 who->insert (lighter);
3010 }
3011 else if (lighter->last_eat)
3012 {
3013 /* no charges left in lighter */
3014 who->failmsgf (
3015 "You attempt to light the %s with a used up %s.",
3016 &op->name, &lighter->name
3017 );
3018 return 0;
3019 }
3020
3021 return lighter;
3022}
3023
3024/**
3025 * Designed primarily to light torches/lanterns/etc.
3026 * Also burns up burnable material too. First object in the inventory is
3027 * the selected object to "burn". -b.t.
3028 */
3029static void
3030apply_lighter (object *who, object *lighter)
3031{
3032 int is_player_env = 0;
3033
3034 if (object *item = who->mark ())
3035 {
3036 if (!auto_apply_lighter (who, item, lighter))
3037 return;
3038
3039 /* Perhaps we should split what we are trying to light on fire?
3040 * I can't see many times when you would want to light multiple
3041 * objects at once.
3042 */
3043
3044 save_throw_object (item, AT_FIRE, who);
3045
3046 if (item->destroyed ()
3047 || ((item->type == LAMP || item->type == TORCH)
3048 && item->glow_radius > 0))
3049 who->statusmsg (format (
3050 "You light the %s with the %s.",
3051 &item->name, &lighter->name
3052 ));
3053 else
3054 who->failmsgf (
3055 "You attempt to light the %s with the %s and fail.",
3056 &item->name, &lighter->name
3057 );
3058 }
3059 else
3060 who->failmsg ("You need to mark a lightable object.");
3061}
3062
3063/**
3064 * This function generates a cursed effect for cursed lamps and torches.
3065 */
3066static void
3067player_apply_lamp_cursed_effect (object *who, object *op)
3068{
3069 if (op->level)
3070 {
3071 who->failmsgf (
3072 "The %s was cursed, it explodes in a big fireball!",
3073 &op->name
3074 );
3075 create_exploding_ball_at (who, op->level);
3076 }
3077 else
3078 {
3079 who->failmsgf (
3080 "The %s was cursed, it crumbles to dust, at least it didn't explode.!",
3081 &op->name
3082 );
3083 }
3084
3085 op->destroy ();
3086}
3087
3088/**
3089 * Apply for players and lamps
3090 *
3091 * who - the player
3092 * op - the lamp
3093 */
3094static void
3095player_apply_lamp (object *who, object *op)
3096{
3097 bool switch_on = op->glow_radius ? false : true;
3098
3099 if (switch_on)
3100 {
3101 object *lighter = 0;
3102
3103 if (op->flag [FLAG_IS_LIGHTABLE]
3104 && !(lighter = auto_apply_lighter (who, op, 0)))
3105 return;
3106
3107 if (op->stats.food < 1)
3108 {
3109 if (op->type == LAMP)
3110 who->failmsgf (
3111 "The %s is out of fuel! "
3112 "H<Lamps and similar items need fuel. They cannot be refilled.>",
3113 &op->name
3114 );
3115 else
3116 who->failmsgf (
3117 "The %s is burnt out! "
3118 "H<Torches and similar items burn out and become worthless.>",
3119 &op->name
3120 );
3121 return;
3122 }
3123
3124 if (op->flag [FLAG_CURSED])
3125 {
3126 player_apply_lamp_cursed_effect (who, op);
3127 return;
3128 }
3129
3130 if (lighter)
3131 who->statusmsg (format (
3132 "You light up the %s with the %s.", &op->name, &lighter->name));
3133 else
3134 who->statusmsg (format ("You light up the %s.", &op->name));
3135 }
3136 else
3137 {
3138 if (op->flag [FLAG_CURSED])
3139 {
3140 player_apply_lamp_cursed_effect (who, op);
3141 return;
3142 }
3143
3144 if (op->type == TORCH)
3145 {
3146 if (!op->flag [FLAG_IS_LIGHTABLE])
3147 {
3148 who->statusmsg (format (
3149 "You put out the %s. "
3150 "H<The %s can't be used anymore, as it can't be lighted up again.>",
3151 &op->name, &op->name));
3152 }
3153 else
3154 who->statusmsg (format (
3155 "You put out the %s."
3156 "H<Torches wear out if you put them out.>",
3157 &op->name));
3158 }
3159 else
3160 who->statusmsg (format ("You turn off the %s.", &op->name));
3161 }
3162
3163 apply_lamp (op, switch_on);
3164}
3165
3166void get_animation_from_arch (object *op, arch_ptr a)
3167{
3168 op->animation_id = a->animation_id;
3169 op->flag [FLAG_IS_TURNABLE] = a->flag [FLAG_IS_TURNABLE];
3170 op->flag [FLAG_ANIMATE] = a->flag [FLAG_ANIMATE];
3171 op->anim_speed = a->anim_speed;
3172 op->last_anim = 0;
3173 op->state = 0;
3174 op->face = a->face;
3175
3176 if (NUM_ANIMATIONS(op) > 1)
3177 {
3178 SET_ANIMATION(op, 0);
3179 animate_object (op, op->direction);
3180 }
3181 else
3182 update_object (op, UP_OBJ_FACE);
3183}
3184
3185/**
3186 * Apply for LAMPs and TORCHes.
3187 *
3188 * op - the lamp
3189 * switch_on - a flag which says whether the lamp should be switched on or off
3190 */
3191void apply_lamp (object *op, bool switch_on)
3192{
3193 op->set_glow_radius (switch_on ? op->range : 0);
3194 op->set_speed (switch_on ? op->arch->speed : 0);
3195
3196 // torches wear out if you put them out
3197 if (op->type == TORCH && !switch_on)
3198 {
3199 if (op->flag [FLAG_IS_LIGHTABLE])
3200 {
3201 op->stats.food -= (double) op->arch->stats.food / 15;
3202 if (op->stats.food < 0)
3203 op->stats.food = 0;
3204 }
3205 else
3206 op->stats.food = 0;
3207 }
3208
3209 // lamps and torched get worthless when used up
3210 if (op->stats.food <= 0)
3211 op->value = 0;
3212
3213 // FIXME: This is a hack to make the more sane torches and lamps
3214 // still animated ;-/
3215 if (op->other_arch)
3216 get_animation_from_arch (op, switch_on ? op->other_arch : op->arch);
3217
3218 if (object *pl = op->visible_to ())
3219 esrv_update_item (UPD_ANIM | UPD_FACE | UPD_NAME, pl, op);
3220}
3221
3222/**
3223 * This handles items of type 'transformer'.
3224 * Basically those items, used with a marked item, transform both items into something
3225 * else.
3226 * "Transformer" item has food decreased by 1, removed if 0 (0 at start means illimited)..
3227 * Change information is contained in the 'slaying' field of the marked item.
3228 * The format is as follow: transformer:[number ]yield[;transformer:...].
3229 * This way an item can be transformed in many things, and/or many objects.
3230 * The 'slaying' field for transformer is used as verb for the action.
3231 */
3232static void
3233apply_item_transformer (object *pl, object *transformer)
3234{
3235 object *new_item;
3236 const char *find;
3237 char *separator;
3238 int yield;
3239 char got[MAX_BUF];
3240 int len;
3241
3242 if (!pl || !transformer)
3243 return;
3244
3245 object *marked = pl->mark ();
3246
3247 if (!marked)
3248 {
3249 pl->failmsgf ("Use the %s with what item?", query_name (transformer));
3250 return;
3251 }
3252
3253 if (!marked->slaying)
3254 {
3255 pl->failmsgf ("You can't use the %s with your %s!", query_name (transformer), query_name (marked));
3256 return;
3257 }
3258
3259 /* check whether they are compatible or not */
3260 find = strstr (&marked->slaying, transformer->arch->archname);
3261 if (!find || (*(find + strlen (transformer->arch->archname)) != ':'))
3262 {
3263 pl->failmsgf ("You can't use the %s with your %s!", query_name (transformer), query_name (marked));
3264 return;
3265 }
3266
3267 find += strlen (transformer->arch->archname) + 1;
3268 /* Item can be used, now find how many and what it yields */
3269 if (isdigit (*(find)))
3270 {
3271 yield = atoi (find);
3272 if (yield < 1)
3273 {
3274 LOG (llevDebug, "apply_item_transformer: item %s has slaying-yield %d.", query_base_name (marked, 0), yield);
3275 yield = 1;
3276 }
3277 }
3278 else
3279 yield = 1;
3280
3281 while (isdigit (*find))
3282 find++;
3283
3284 while (*find == ' ')
3285 find++;
3286
3287 memset (got, 0, MAX_BUF);
3288
3289 if ((separator = (char *) strchr (find, ';')))
3290 len = separator - find;
3291 else
3292 len = strlen (find);
3293
3294 min_it (len, MAX_BUF - 1);
3295
3296 strcpy (got, find);
3297 got[len] = '\0';
3298
3299 /* Now create new item, remove used ones when required. */
3300 new_item = get_archetype (got);
3301 if (!new_item)
3302 {
3303 pl->failmsgf ("This %s is strange, better to not use it.", query_base_name (marked, 0));
3304 return;
3305 }
3306
3307 new_item->nrof = yield;
3308
3309 pl->statusmsg (format ("You %s the %s.", &transformer->slaying, query_base_name (marked, 0)));
3310
3311 pl->insert (new_item);
3312 /* Eat up one item */
3313 marked->decrease ();
3314
3315 /* Eat one transformer if needed */
3316 if (transformer->stats.food)
3317 if (--transformer->stats.food == 0)
3318 transformer->decrease ();
3319}
3320
3321/**
3322 * Main apply handler.
3323 *
3324 * Checks for unpaid items before applying.
3325 *
3326 * Return value is currently not used
3327 *
3328 * who is the object that is causing object to be applied, op is the object
3329 * being applied.
3330 *
3331 * aflag is special (always apply/unapply) flags. Nothing is done with
3332 * them in this function - they are passed to apply_special
3333 */
3334static bool
3335manual_apply (object *who, object *op, int aflag)
3336{
3337 if (INVOKE_OBJECT (APPLY, op, ARG_OBJECT (who)))
3338 return RESULT_INT (0);
3339 else if (apply_types_inv_only [op->type])
3340 {
3341 // special item, using slot system, needs to be in inv
3342 if (op->env == who)
3486 return apply_special (who, op, aflags); 3343 return apply_special (who, op, aflag);
3344
3345 who->failmsgf ("You must get it first! H<You can only apply the %s if it is in your inventory.>\n", query_name (op));
3346 }
3347 else if (!who->contr && apply_types_player_only [op->type])
3348 return 0; // monsters shouldn't try to apply player-only stuff
3349 else if (apply_types [op->type])
3350 {
3351 // ordinary stuff, may be on the floor
3352 switch (op->type)
3353 {
3354 case T_HANDLE:
3355 who->play_sound (sound_find ("turn_handle"));
3356 who->statusmsg ("You turn the handle.");
3357 op->value = op->value ? 0 : 1;
3358 SET_ANIMATION (op, op->value);
3359 update_object (op, UP_OBJ_FACE);
3360 push_button (op, who);
3361 break;
3362
3363 case TRIGGER:
3364 if (check_trigger (op, who, who))
3365 {
3366 who->statusmsg ("You turn the handle.");
3367 who->play_sound (sound_find ("turn_handle"));
3368 }
3369 else
3370 who->failmsg ("The handle doesn't move.");
3371
3372 break;
3373
3374 case EXIT:
3375 if (!EXIT_PATH (op))
3376 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));
3377 else
3378 {
3379 /* Don't display messages for random maps. */
3380 if (op->msg && EXIT_PATH (op) != shstr_random_map_exit)
3381 who->statusmsg (op->msg, NDI_NAVY);
3382
3383 who->enter_exit (op);
3384 }
3385
3386 break;
3387
3388 case INSCRIBABLE:
3389 who->statusmsg (op->msg);
3390 // maybe show a spell menu to chose from or something like that
3391 break;
3392
3393 case SIGN:
3394 apply_sign (who, op, 0);
3395 break;
3396
3397 case BOOK:
3398 apply_book (who, op);
3399 break;
3400
3401 case SKILLSCROLL:
3402 apply_skillscroll (who, op);
3403 break;
3404
3405 case SPELLBOOK:
3406 apply_spellbook (who, op);
3407 break;
3408
3409 case SCROLL:
3410 apply_scroll (who, op, 0);
3411 break;
3412
3413 case POTION:
3414 apply_potion (who, op);
3415 break;
3416
3417 /* Eneq(@csd.uu.se): Handle apply on containers. */
3418 //TODO: remove, as it is unsed?
3419 case CLOSE_CON:
3420 apply_container (who, op->env);
3421 break;
3422
3423 case CONTAINER:
3424 apply_container (who, op);
3425 break;
3426
3427 case TREASURE:
3428 apply_treasure (who, op);
3429 break;
3430
3431 case LAMP:
3432 case TORCH:
3433 player_apply_lamp (who, op);
3434 break;
3435
3436 case DRINK:
3437 case FOOD:
3438 case FLESH:
3439 apply_food (who, op);
3440 break;
3441
3442 case POISON:
3443 apply_poison (who, op);
3444 break;
3445
3446 case SAVEBED:
3447 break;
3448
3449 case ARMOUR_IMPROVER:
3450 apply_armour_improver (who, op);
3451 break;
3452
3453 case WEAPON_IMPROVER:
3454 check_improve_weapon (who, op);
3455 break;
3456
3457 case CLOCK:
3458 {
3459 timeofday_t tod;
3460
3461 get_tod (&tod);
3462 who->play_sound (sound_find ("sound_clock"));
3463 who->statusmsg (format (
3464 "It is %d minute%s past %d o'clock %s",
3465 tod.minute + 1, ((tod.minute + 1 < 2) ? "" : "s"),
3466 ((tod.hour % 14 == 0) ? 14 : ((tod.hour) % 14)), ((tod.hour >= 14) ? "pm" : "am")
3467 ));
3468 }
3469 break;
3470
3471 case MENU:
3472 shop_listing (op, who);
3473 break;
3474
3475 case POWER_CRYSTAL:
3476 apply_power_crystal (who, op); /* see egoitem.c */
3477 break;
3478
3479 case LIGHTER: /* for lighting torches/lanterns/etc */
3480 apply_lighter (who, op);
3481 break;
3482
3483 case ITEM_TRANSFORMER:
3484 apply_item_transformer (who, op);
3485 break;
3486 }
3487
3488 return 1;
3489 }
3490 else
3491 {
3492 who->statusmsg (format ("I don't know how to apply the %s.", query_name (op)));
3493 return 0;
3494 }
3495}
3496
3497/**
3498 * player_apply_below attempts to apply the object 'below' the player.
3499 * If the player has an open container, we use that for below, otherwise
3500 * we use the ground.
3501 */
3502void
3503player_apply_below (object *pl)
3504{
3505 object *top = pl->container_ () ? pl->container_ ()->inv : pl->below;
3506
3507 /* If using a container, set the starting item to be the top
3508 * item in the container. Otherwise, use the map.
3509 */
3510
3511 // first try to apply "applyables"
3512 for (object *tmp = top; tmp; tmp = tmp->below)
3513 if (!tmp->invisible && apply_types [tmp->type])
3514 {
3515 // If it is visible, player can apply it.
3516 pl->apply (tmp);
3517 return;
3518 }
3519
3520 while (top && top->invisible)
3521 top = top->below;
3522
3523 if (!top || top->flag [FLAG_IS_FLOOR])
3524 pl->failmsg ("You inspect this space, but find no way to apply anything. "
3525 "H<There is nothing here that you can apply.>");
3526 else
3527 // next, try to explain the topmost object
3528 switch (top->type)
3529 {
3530 // TODO: all this should move to examine
3531 case ALTAR:
3532 case IDENTIFY_ALTAR:
3533 case TRIGGER_ALTAR:
3534 case CONVERTER:
3535 //case TRIGGER_PEDESTAL:
3536 pl->failmsgf (
3537 "You see no obvious mechanism on the %s."
3538 "H<You have to drop one or more specific items here.>",
3539 query_short_name (top)
3540 );
3541 break;
3542
3543 case BUTTON:
3544 case TRIGGER_BUTTON:
3545 pl->failmsgf (
3546 "The %s looks as if you could activate it with somehting heavy. "
3547 "H<You must put enough items here to activate it.>",
3548 query_short_name (top)
3549 );
3550 break;
3551
3552 default:
3553 examine (pl, top);
3554 break;
3555 }
3556}
3557
3558// saner interface, returns successful status
3559bool
3560object::apply (object *ob, int aflags)
3561{
3562 if (!ob) // simplifies a lot of callers
3563 return true;
3564
3565 ob = ob->head_ ();
3566
3567 if (ob->flag [FLAG_UNPAID] && !ob->flag [FLAG_APPLIED])
3568 {
3569 if (contr)
3570 {
3571 examine (this, ob);
3572 //who->failmsg ("You should pay for it first! H<You cannot use items marked as unpaid.>");//TODO remove
3573 return 1;
3574 }
3575 else
3576 return 0; /* monsters just skip unpaid items */
3577 }
3578
3579 if (contr)
3580 {
3581 if (!ob->env && (move_type & MOVE_FLYING))
3582 {
3583 /* player is flying and applying object not in inventory */
3584 if (!flag [FLAG_WIZ] && !(ob->move_type & MOVE_FLYING))
3585 {
3586 failmsg ("But you are floating high above the ground! "
3587 "H<You have to stop levitating first, if you can, either by using your levitation skill, "
3588 "or waiting till the levitation effect wears off.>");
3589 return 0;
3590 }
3591 }
3592
3593 contr->last_used = ob;
3594 }
3595
3596 bool want_apply =
3597 aflags & AP_APPLY ? true
3598 : aflags & AP_UNAPPLY ? false
3599 : !ob->flag [FLAG_APPLIED]; // AP_TOGGLE
3600
3601 // cannot unapply cursed items
3602 if (!want_apply
3603 && (ob->flag [FLAG_CURSED] || ob->flag [FLAG_DAMNED])
3604 && ob->flag [FLAG_APPLIED]
3605 && !(aflags & AP_IGNORE_CURSE))
3606 {
3607 failmsgf ("No matter how hard you try, you just can't remove %s." CANNOT_REMOVE_CURSED, ob->query_name ());
3608 return 0;
3609 }
3610
3611 object_ptr *slot = 0;
3612
3613 // detect the slot, if this is a player
3614 if (contr && !(aflags & AP_NO_SLOT))
3615 {
3616 object *oslot;
3617
3618 switch (ob->type)
3619 {
3620 case WEAPON:
3621 slot = &contr->combat_ob;
3622 oslot = contr->ranged_ob;
3623 break;
3624
3625 case RANGED:
3626 case BOW:
3627 case SPELL:
3628 case WAND:
3629 case ROD:
3630 case HORN:
3631 case BUILDER:
3632 slot = &contr->ranged_ob;
3633 oslot = contr->combat_ob;
3634 break;
3635
3636 // oh, the humanity
3637 case SKILL:
3638 // skill is used on it's own, as opposed to being a chosen_skill
3639
3640 if (skill_flags [ob->subtype] & (SF_NEED_ITEM | SF_MANA))
3641 {
3642 failmsgf (
3643 "You feel as if you wanted to do something funny, but you can't remember what. "
3644 "H<The %s skill needs something else to function, for example a tool, weapon, rod, or spell. "
3645 "It cannot be used on its own.>",
3646 &ob->skill
3647 );
3648 return 1;
3649 }
3650
3651 if (skill_flags [ob->subtype] & SF_AUTARK
3652 || !(skill_flags [ob->subtype] & (SF_COMBAT | SF_RANGED)))
3653 {
3654 if (skill_flags [ob->subtype] & SF_USE)
3655 failmsgf (
3656 "You feel as if you wanted to do something funny, but you can't remember what. "
3657 "H<The %s skill cannot be readied, instead, try C<use_skill %s>.>",
3658 &ob->skill, &ob->skill
3659 );
3660 else
3661 failmsgf (
3662 "You feel as if you wanted to do something funny, but you can't remember what. "
3663 "H<The %s skill cannot be readied or used, it is always active.>",
3664 &ob->skill
3665 );
3666
3667 return 1;
3668 }
3669
3670 if (skill_flags [ob->subtype] & SF_NEED_ITEM)
3671 break;
3672
3673 if (skill_flags [ob->subtype] & SF_COMBAT)
3674 {
3675 slot = &contr->combat_ob;
3676 oslot = contr->ranged_ob;
3677 }
3678 else if (skill_flags [ob->subtype] & SF_RANGED)
3679 {
3680 slot = &contr->ranged_ob;
3681 oslot = contr->combat_ob;
3682 }
3683
3684 break;
3685 }
3686
3687 // now handle slot exclusions
3688 if (slot)
3689 {
3690 // only one slot can be active
3691 if (want_apply)
3692 {
3693 // clear slot unless we are in it already
3694 if (*slot != ob)
3695 if (!apply (*slot, AP_UNAPPLY))
3696 return false;
3697
3698 // unapply other slot, because we want to become active
3699 if (!apply (oslot, AP_UNAPPLY))
3700 return false;
3701 }
3702
3703 // clear item from slot if applied
3704 if (!want_apply && current_weapon == ob)
3705 current_weapon = 0;
3706 }
3707 }
3708
3709 if (ob->flag [FLAG_APPLIED] != want_apply)
3710 manual_apply (this, ob, aflags);
3711
3712 if (ob->flag [FLAG_APPLIED] != want_apply)
3713 return false;
3714
3715 if (slot && want_apply)
3716 current_weapon = *slot = ob;
3717
3718 return true;
3487} 3719}
3488 3720
3489/** 3721/**
3490 * Map was just loaded, handle op's initialisation. 3722 * Map was just loaded, handle op's initialisation.
3491 * 3723 *
… …
3494int 3726int
3495auto_apply (object *op) 3727auto_apply (object *op)
3496{ 3728{
3497 object *tmp = NULL, *tmp2; 3729 object *tmp = NULL, *tmp2;
3498 int i; 3730 int i;
3731
3732 op->clr_flag (FLAG_AUTO_APPLY);
3499 3733
3500 switch (op->type) 3734 switch (op->type)
3501 { 3735 {
3502 case SHOP_FLOOR: 3736 case SHOP_FLOOR:
3503 if (!op->has_random_items ()) 3737 if (!op->has_random_items ())
… …
3505 3739
3506 do 3740 do
3507 { 3741 {
3508 i = 10; /* let's give it 10 tries */ 3742 i = 10; /* let's give it 10 tries */
3509 while ((tmp = generate_treasure (op->randomitems, 3743 while ((tmp = generate_treasure (op->randomitems,
3510 op->stats.exp ? (int) op->stats.exp : MAX (op->map->difficulty, 5))) == NULL && --i); 3744 op->stats.exp
3745 ? (int) op->stats.exp
3746 : max (op->map->difficulty, 5)))
3747 == NULL && --i);
3748
3511 if (tmp == NULL) 3749 if (tmp == NULL)
3512 return 0; 3750 return 0;
3513 if (QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED)) 3751
3752 if (tmp->flag [FLAG_CURSED] || tmp->flag [FLAG_DAMNED])
3514 { 3753 {
3515 tmp->destroy (); 3754 tmp->destroy ();
3516 tmp = NULL; 3755 tmp = NULL;
3517 } 3756 }
3518 } 3757 }
3519 while (!tmp); 3758 while (!tmp);
3520 3759
3521 tmp->x = op->x; 3760 tmp->x = op->x;
3522 tmp->y = op->y; 3761 tmp->y = op->y;
3523 SET_FLAG (tmp, FLAG_UNPAID); 3762 tmp->set_flag (FLAG_UNPAID);
3524 insert_ob_in_map (tmp, op->map, NULL, 0); 3763 insert_ob_in_map (tmp, op->map, NULL, 0);
3525 CLEAR_FLAG (op, FLAG_AUTO_APPLY);
3526 identify (tmp); 3764 identify (tmp);
3527 break; 3765 break;
3528 3766
3529 case TREASURE: 3767 case TREASURE:
3530 if (QUERY_FLAG (op, FLAG_IS_A_TEMPLATE)) 3768 if (op->flag [FLAG_IS_A_TEMPLATE])
3531 return 0; 3769 return 0;
3532 3770
3533 while (op->stats.hp-- > 0) 3771 while (op->stats.hp-- > 0)
3534 create_treasure (op->randomitems, op, op->map ? GT_ENVIRONMENT : 0, 3772 create_treasure (op->randomitems, op, op->map ? GT_ENVIRONMENT : 0,
3535 op->stats.exp ? (int) op->stats.exp : op->map == NULL ? 14 : op->map->difficulty, 0); 3773 op->stats.exp ? (int) op->stats.exp : op->map == NULL ? 14 : op->map->difficulty, 0);
… …
3537 /* If we generated an object and put it in this object inventory, 3775 /* If we generated an object and put it in this object inventory,
3538 * move it to the parent object as the current object is about 3776 * move it to the parent object as the current object is about
3539 * to disappear. An example of this item is the random_* stuff 3777 * to disappear. An example of this item is the random_* stuff
3540 * that is put inside other objects. 3778 * that is put inside other objects.
3541 */ 3779 */
3542 for (tmp = op->inv; tmp; tmp = tmp2)
3543 {
3544 tmp2 = tmp->below;
3545 tmp->remove ();
3546
3547 if (op->env) 3780 if (op->env)
3548 insert_ob_in_ob (tmp, op->env); 3781 while (op->inv)
3549 else 3782 op->env->insert (op->inv);
3550 tmp->destroy ();
3551 }
3552 3783
3553 op->destroy (); 3784 op->destroy ();
3554 break; 3785 break;
3555 } 3786 }
3556 return tmp ? 1 : 0; 3787
3788 return !!tmp;
3557} 3789}
3558 3790
3559/** 3791/**
3560 * fix_auto_apply goes through the entire map every time a map 3792 * fix_auto_apply goes through the entire map every time a map
3561 * is loaded or swapped in and performs special actions for 3793 * is loaded or swapped in and performs special actions for
… …
3575 3807
3576 if (tmp->inv) 3808 if (tmp->inv)
3577 { 3809 {
3578 object *invtmp, *invnext; 3810 object *invtmp, *invnext;
3579 3811
3580 for (invtmp = tmp->inv; invtmp != NULL; invtmp = invnext) 3812 for (invtmp = tmp->inv; invtmp; invtmp = invnext)
3581 { 3813 {
3582 invnext = invtmp->below; 3814 invnext = invtmp->below;
3583 3815
3584 if (QUERY_FLAG (invtmp, FLAG_AUTO_APPLY)) 3816 if (invtmp->flag [FLAG_AUTO_APPLY])
3585 auto_apply (invtmp); 3817 auto_apply (invtmp);
3586 else if (invtmp->type == TREASURE && invtmp->has_random_items ()) 3818 else if (invtmp->type == TREASURE && invtmp->has_random_items ())
3587 { 3819 {
3588 while ((invtmp->stats.hp--) > 0) 3820 while (invtmp->stats.hp-- > 0)
3589 create_treasure (invtmp->randomitems, invtmp, 0, difficulty, 0); 3821 create_treasure (invtmp->randomitems, invtmp, 0, difficulty, 0);
3590 3822
3591 invtmp->randomitems = NULL; 3823 invtmp->randomitems = NULL;
3592 } 3824 }
3593 else if (invtmp && invtmp->arch 3825 else if (invtmp && invtmp->arch
… …
3598 * treasure again for this object 3830 * treasure again for this object
3599 */ 3831 */
3600 invtmp->randomitems = NULL; 3832 invtmp->randomitems = NULL;
3601 } 3833 }
3602 } 3834 }
3835
3603 /* This is really temporary - the code at the bottom will 3836 /* This is really temporary - the code at the bottom will
3604 * also set randomitems to null. The problem is there are bunches 3837 * also set randomitems to null. The problem is there are bunches
3605 * of maps/players already out there with items that have spells 3838 * of maps/players already out there with items that have spells
3606 * which haven't had the randomitems set to null yet. 3839 * which haven't had the randomitems set to null yet.
3607 * MSW 2004-05-13 3840 * MSW 2004-05-13
… …
3611 * Ryo 2004-08-16 3844 * Ryo 2004-08-16
3612 */ 3845 */
3613 if (tmp->type == WAND || tmp->type == ROD || tmp->type == SCROLL 3846 if (tmp->type == WAND || tmp->type == ROD || tmp->type == SCROLL
3614 || tmp->type == HORN || tmp->type == FIREWALL || tmp->type == POTION || tmp->type == ALTAR || tmp->type == SPELLBOOK) 3847 || tmp->type == HORN || tmp->type == FIREWALL || tmp->type == POTION || tmp->type == ALTAR || tmp->type == SPELLBOOK)
3615 tmp->randomitems = NULL; 3848 tmp->randomitems = NULL;
3616
3617 } 3849 }
3618 3850
3619 if (QUERY_FLAG (tmp, FLAG_AUTO_APPLY)) 3851 if (tmp->flag [FLAG_AUTO_APPLY])
3620 auto_apply (tmp); 3852 auto_apply (tmp);
3621 else if ((tmp->type == TREASURE || (tmp->type == CONTAINER)) && tmp->has_random_items ()) 3853 else if ((tmp->type == TREASURE || (tmp->type == CONTAINER)) && tmp->has_random_items ())
3622 { 3854 {
3623 while ((tmp->stats.hp--) > 0) 3855 while ((tmp->stats.hp--) > 0)
3624 create_treasure (tmp->randomitems, tmp, 0, difficulty, 0); 3856 create_treasure (tmp->randomitems, tmp, 0, difficulty, 0);
… …
3626 } 3858 }
3627 else if (tmp->type == TIMED_GATE) 3859 else if (tmp->type == TIMED_GATE)
3628 { 3860 {
3629 object *head = tmp->head != NULL ? tmp->head : tmp; 3861 object *head = tmp->head != NULL ? tmp->head : tmp;
3630 3862
3631 if (QUERY_FLAG (head, FLAG_IS_LINKED)) 3863 if (head->flag [FLAG_IS_LINKED])
3632 tmp->set_speed (0); 3864 tmp->set_speed (0);
3633 } 3865 }
3634 /* This function can be called everytime a map is loaded, even when 3866 /* This function can be called everytime a map is loaded, even when
3635 * swapping back in. As such, we don't want to create the treasure 3867 * swapping back in. As such, we don't want to create the treasure
3636 * over and ove again, so after we generate the treasure, blank out 3868 * over and ove again, so after we generate the treasure, blank out
… …
3654 } 3886 }
3655 3887
3656 for (mapspace *ms = spaces + size (); ms-- > spaces; ) 3888 for (mapspace *ms = spaces + size (); ms-- > spaces; )
3657 for (object *tmp = ms->bot; tmp; tmp = tmp->above) 3889 for (object *tmp = ms->bot; tmp; tmp = tmp->above)
3658 if (tmp->above && (tmp->type == TRIGGER_BUTTON || tmp->type == TRIGGER_PEDESTAL)) 3890 if (tmp->above && (tmp->type == TRIGGER_BUTTON || tmp->type == TRIGGER_PEDESTAL))
3659 check_trigger (tmp, tmp->above); 3891 check_trigger (tmp, tmp->above, tmp->above);
3660} 3892}
3661 3893
3662/** 3894/**
3663 * Handles player eating food that temporarily changes status (resistances, stats). 3895 * Handles player eating food that temporarily changes status (resistances, stats).
3664 * This used to call cast_change_attr(), but 3896 * This used to call cast_change_attr(), but
… …
3669eat_special_food (object *who, object *food) 3901eat_special_food (object *who, object *food)
3670{ 3902{
3671 object *force; 3903 object *force;
3672 int i, did_one = 0; 3904 int i, did_one = 0;
3673 3905
3674 force = get_archetype (FORCE_NAME); 3906 char buf[64];
3907 snprintf (buf, sizeof(buf), "sp_food_%s", &food->title);
3908 shstr key (buf);
3675 3909
3676 for (i = 0; i < NUM_STATS; i++)
3677 if (sint8 k = food->stats.stat (i))
3678 {
3679 force->stats.stat (i) = k;
3680 did_one = 1;
3681 }
3682
3683 /* check if we can protect the eater */
3684 for (i = 0; i < NROFATTACKS; i++)
3685 {
3686 if (food->resist[i] > 0)
3687 {
3688 force->resist[i] = food->resist[i] / 2;
3689 did_one = 1;
3690 }
3691 }
3692
3693 if (did_one)
3694 {
3695 force->set_speed (0.1);
3696 /* bigger morsel of food = longer effect time */ 3910 /* bigger morsel of food = longer effect time */
3697 force->duration = food->stats.food / 5; 3911 int duration = TIME2TICK (food->stats.food);
3698 SET_FLAG (force, FLAG_APPLIED); 3912
3699 change_abil (who, force); 3913 if (force = who->force_find (key))
3700 insert_ob_in_ob (force, who); 3914 {
3915 if (duration > fabs (force->speed_left / force->speed))
3916 {
3917 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));
3918 force->force_set_timer (duration);
3919 }
3920 else
3921 new_draw_info (NDI_UNIQUE, 0, who, "It had no additional effect.");
3922
3923 return;
3701 } 3924 }
3702 else 3925 else
3926 {
3927 force = who->force_add (key, duration);
3928 force->name = key;
3929
3930 /* check if the food affects a stat */
3931 for (i = 0; i < NUM_STATS; i++)
3932 if (sint8 k = food->stats.stat (i))
3933 {
3934 force->stats.stat (i) = k;
3935 did_one = 1;
3936 }
3937
3938 /* check if we can protect the eater */
3939 for (i = 0; i < NROFATTACKS; i++)
3940 {
3941 if (food->resist[i] > 0)
3942 {
3943 force->resist[i] = food->resist[i];
3944 did_one = 1;
3945 }
3946 }
3947
3948 if (did_one)
3949 {
3950 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));
3951
3952 /* make the force take effect and report effects to user */
3953 change_abil (who, force);
3954 }
3955 else
3703 force->destroy (); 3956 force->destroy ();
3957 }
3704 3958
3705 /* check for hp, sp change */ 3959 /* check for hp, sp change */
3706 if (food->stats.hp != 0) 3960 if (food->stats.hp != 0)
3707 { 3961 {
3708 if (QUERY_FLAG (food, FLAG_CURSED)) 3962 if (food->flag [FLAG_CURSED])
3709 { 3963 {
3710 assign (who->contr->killer, food->name); 3964 who->contr->killer = food;
3711 hit_player (who, food->stats.hp, food, AT_POISON, 1); 3965 hit_player (who, food->stats.hp, food, AT_POISON, 1);
3712 new_draw_info (NDI_UNIQUE, 0, who, "Eck!...that was poisonous!"); 3966 who->failmsg ("Eck!...that was poisonous!");
3713 } 3967 }
3714 else 3968 else
3715 { 3969 {
3716 if (food->stats.hp > 0) 3970 if (food->stats.hp > 0)
3717 new_draw_info (NDI_UNIQUE, 0, who, "You begin to feel better."); 3971 who->statusmsg ("You begin to feel better.");
3718 else 3972 else
3719 new_draw_info (NDI_UNIQUE, 0, who, "Eck!...that was poisonous!"); 3973 who->failmsg ("Eck!...that was poisonous!");
3974
3720 who->stats.hp += food->stats.hp; 3975 who->stats.hp += food->stats.hp;
3721 } 3976 }
3722 } 3977 }
3978
3723 if (food->stats.sp != 0) 3979 if (food->stats.sp != 0)
3724 { 3980 {
3725 if (QUERY_FLAG (food, FLAG_CURSED)) 3981 if (food->flag [FLAG_CURSED])
3726 { 3982 {
3727 new_draw_info (NDI_UNIQUE, 0, who, "You are drained of mana!"); 3983 who->failmsg ("You are drained of mana!");
3728 who->stats.sp -= food->stats.sp; 3984 who->stats.sp -= food->stats.sp;
3729 if (who->stats.sp < 0) 3985 if (who->stats.sp < 0)
3730 who->stats.sp = 0; 3986 who->stats.sp = 0;
3731 } 3987 }
3732 else 3988 else
3733 { 3989 {
3734 new_draw_info (NDI_UNIQUE, 0, who, "You feel a rush of magical energy!"); 3990 who->statusmsg ("You feel a rush of magical energy!");
3735 who->stats.sp += food->stats.sp; 3991 who->stats.sp += food->stats.sp;
3736 /* place limit on max sp from food? */ 3992 /* place limit on max sp from food? */
3737 } 3993 }
3738 } 3994 }
3995
3739 who->update_stats (); 3996 who->update_stats ();
3740}
3741
3742/**
3743 * Designed primarily to light torches/lanterns/etc.
3744 * Also burns up burnable material too. First object in the inventory is
3745 * the selected object to "burn". -b.t.
3746 */
3747void
3748apply_lighter (object *who, object *lighter)
3749{
3750 object *item;
3751 int is_player_env = 0;
3752
3753 item = find_marked_object (who);
3754 if (item)
3755 {
3756 if (lighter->last_eat && lighter->stats.food)
3757 { /* lighter gets used up */
3758 /* Split multiple lighters if they're being used up. Otherwise *
3759 * one charge from each would be used up. --DAMN */
3760 if (lighter->nrof > 1)
3761 {
3762 object *oneLighter = lighter->clone ();
3763
3764 lighter->nrof -= 1;
3765 oneLighter->nrof = 1;
3766 oneLighter->stats.food--;
3767 esrv_send_item (who, lighter);
3768 oneLighter = insert_ob_in_ob (oneLighter, who);
3769 esrv_send_item (who, oneLighter);
3770 }
3771 else
3772 lighter->stats.food--;
3773 }
3774 else if (lighter->last_eat)
3775 { /* no charges left in lighter */
3776 new_draw_info_format (NDI_UNIQUE, 0, who, "You attempt to light the %s with a used up %s.", &item->name, &lighter->name);
3777 return;
3778 }
3779
3780 /* Perhaps we should split what we are trying to light on fire?
3781 * I can't see many times when you would want to light multiple
3782 * objects at once.
3783 */
3784
3785 if (who == item->in_player ())
3786 is_player_env = 1;
3787
3788 save_throw_object (item, AT_FIRE, who);
3789
3790 if (item->destroyed ())
3791 {
3792 new_draw_info_format (NDI_UNIQUE, 0, who, "You light the %s with the %s.", &item->name, &lighter->name);
3793 /* Need to update the player so that the players glow radius
3794 * gets changed.
3795 */
3796 if (is_player_env)
3797 who->update_stats ();
3798 }
3799 else
3800 new_draw_info_format (NDI_UNIQUE, 0, who, "You attempt to light the %s with the %s and fail.", &item->name, &lighter->name);
3801 }
3802 else /* nothing to light */
3803 new_draw_info (NDI_UNIQUE, 0, who, "You need to mark a lightable object.");
3804
3805}
3806
3807/**
3808 * op made some mistake with a scroll, this takes care of punishment.
3809 * scroll_failure()- hacked directly from spell_failure
3810 */
3811void
3812scroll_failure (object *op, int failure, int power)
3813{
3814 if (abs (failure / 4) > power)
3815 power = abs (failure / 4); /* set minimum effect */
3816
3817 if (failure <= -1 && failure > -15)
3818 { /* wonder */
3819 object *tmp;
3820
3821 new_draw_info (NDI_UNIQUE, 0, op, "Your spell warps!.");
3822 tmp = get_archetype (SPELL_WONDER);
3823 cast_wonder (op, op, 0, tmp);
3824 tmp->destroy ();
3825 }
3826 else if (failure <= -15 && failure > -35)
3827 { /* drain mana */
3828 new_draw_info (NDI_UNIQUE, 0, op, "Your mana is drained!.");
3829 op->stats.sp -= random_roll (0, power - 1, op, PREFER_LOW);
3830 if (op->stats.sp < 0)
3831 op->stats.sp = 0;
3832 }
3833 else if (settings.spell_failure_effects == TRUE)
3834 {
3835 if (failure <= -35 && failure > -60)
3836 { /* confusion */
3837 new_draw_info (NDI_UNIQUE, 0, op, "The magic recoils on you!");
3838 confuse_player (op, op, power);
3839 }
3840 else if (failure <= -60 && failure > -70)
3841 { /* paralysis */
3842 new_draw_info (NDI_UNIQUE, 0, op, "The magic recoils and paralyzes " "you!");
3843 paralyze_player (op, op, power);
3844 }
3845 else if (failure <= -70 && failure > -80)
3846 { /* blind */
3847 new_draw_info (NDI_UNIQUE, 0, op, "The magic recoils on you!");
3848 blind_player (op, op, power);
3849 }
3850 else if (failure <= -80)
3851 { /* blast the immediate area */
3852 object *tmp = get_archetype (LOOSE_MANA);
3853 cast_magic_storm (op, tmp, power);
3854 new_draw_info (NDI_UNIQUE, 0, op, "You unleash uncontrolled mana!");
3855 tmp->destroy ();
3856 }
3857 }
3858} 3997}
3859 3998
3860void 3999void
3861apply_changes_to_player (object *pl, object *change) 4000apply_changes_to_player (object *pl, object *change)
3862{ 4001{
… …
3879 */ 4018 */
3880 int i, j; 4019 int i, j;
3881 4020
3882 for (i = 0; i < NUM_STATS; i++) 4021 for (i = 0; i < NUM_STATS; i++)
3883 { 4022 {
3884 int race_bonus = pl->arch->clone.stats.stat (i); 4023 int race_bonus = pl->arch->stats.stat (i);
3885 sint8 stat = stats->stat (i) + ns->stat (i); 4024 sint8 stat = stats->stat (i) + ns->stat (i);
3886 4025
3887 if (stat > 20 + race_bonus) 4026 if (stat > 20 + race_bonus)
3888 { 4027 {
3889 excess_stat++; 4028 excess_stat++;
… …
3899 4038
3900 if (i == CHA) 4039 if (i == CHA)
3901 continue; /* exclude cha from this */ 4040 continue; /* exclude cha from this */
3902 4041
3903 int stat = stats->stat (i); 4042 int stat = stats->stat (i);
3904 int race_bonus = pl->arch->clone.stats.stat (i); 4043 int race_bonus = pl->arch->stats.stat (i);
3905 if (stat < 20 + race_bonus) 4044 if (stat < 20 + race_bonus)
3906 { 4045 {
3907 change_attr_value (stats, i, 1); 4046 change_attr_value (stats, i, 1);
3908 excess_stat--; 4047 excess_stat--;
3909 } 4048 }
3910 } 4049 }
3911 4050
3912 /* insert the randomitems from the change's treasurelist into 4051 /* insert the randomitems from the change's treasurelist into
3913 * the player ref: player.c 4052 * the player ref: player.c
3914 */ 4053 */
3915 if (change->randomitems != NULL) 4054 if (change->randomitems)
3916 give_initial_items (pl, change->randomitems); 4055 give_initial_items (pl, change->randomitems);
3917 4056
3918 /* set up the face, for some races. */ 4057 /* set up the face, for some races. */
3919 4058
3920 /* first, look for the force object banning 4059 /* first, look for the force object banning
3921 * changing the face. Certain races never change face with class. 4060 * changing the face. Certain races never change face with class.
3922 */ 4061 */
3923 for (walk = pl->inv; walk != NULL; walk = walk->below) 4062 for (walk = pl->inv; walk; walk = walk->below)
3924 if (!strcmp (walk->name, "NOCLASSFACECHANGE")) 4063 if (walk->name == shstr_NOCLASSFACECHANGE)
3925 flag_change_face = 0; 4064 flag_change_face = 0;
3926 4065
3927 if (flag_change_face) 4066 if (flag_change_face)
3928 { 4067 {
3929 pl->animation_id = GET_ANIM_ID (change);
3930 pl->face = change->face; 4068 pl->face = change->face;
3931 4069 pl->animation_id = change->animation_id;
3932 if (QUERY_FLAG (change, FLAG_ANIMATE)) 4070 pl->flag [FLAG_ANIMATE] = change->flag [FLAG_ANIMATE];
3933 SET_FLAG (pl, FLAG_ANIMATE);
3934 else
3935 CLEAR_FLAG (pl, FLAG_ANIMATE);
3936 } 4071 }
3937 4072
3938 /* check the special case of can't use weapons */ 4073 /* check the special case of can't use weapons */
3939 /*if(QUERY_FLAG(change,FLAG_USE_WEAPON)) CLEAR_FLAG(pl,FLAG_USE_WEAPON); */ 4074 /*if(change->flag [FLAG_USE_WEAPON]) pl->clr_flag (FLAG_USE_WEAPON); */
3940 if (!strcmp (change->name, "monk")) 4075 if (change->name == shstr_monk)
3941 CLEAR_FLAG (pl, FLAG_USE_WEAPON); 4076 pl->clr_flag (FLAG_USE_WEAPON);
3942 4077
3943 break; 4078 break;
3944 } 4079 }
3945 } 4080 }
3946} 4081}
3947 4082
3948/**
3949 * This handles items of type 'transformer'.
3950 * Basically those items, used with a marked item, transform both items into something
3951 * else.
3952 * "Transformer" item has food decreased by 1, removed if 0 (0 at start means illimited)..
3953 * Change information is contained in the 'slaying' field of the marked item.
3954 * The format is as follow: transformer:[number ]yield[;transformer:...].
3955 * This way an item can be transformed in many things, and/or many objects.
3956 * The 'slaying' field for transformer is used as verb for the action.
3957 */
3958void
3959apply_item_transformer (object *pl, object *transformer)
3960{
3961 object *marked;
3962 object *new_item;
3963 char *find;
3964 char *separator;
3965 int yield;
3966 char got[MAX_BUF];
3967 int len;
3968
3969 if (!pl || !transformer)
3970 return;
3971 marked = find_marked_object (pl);
3972 if (!marked)
3973 {
3974 new_draw_info_format (NDI_UNIQUE, 0, pl, "Use the %s with what item?", query_name (transformer));
3975 return;
3976 }
3977 if (!marked->slaying)
3978 {
3979 new_draw_info_format (NDI_UNIQUE, 0, pl, "You can't use the %s with your %s!", query_name (transformer), query_name (marked));
3980 return;
3981 }
3982 /* check whether they are compatible or not */
3983 find = strstr (marked->slaying, transformer->arch->name);
3984 if (!find || (*(find + strlen (transformer->arch->name)) != ':'))
3985 {
3986 new_draw_info_format (NDI_UNIQUE, 0, pl, "You can't use the %s with your %s!", query_name (transformer), query_name (marked));
3987 return;
3988 }
3989 find += strlen (transformer->arch->name) + 1;
3990 /* Item can be used, now find how many and what it yields */
3991 if (isdigit (*(find)))
3992 {
3993 yield = atoi (find);
3994 if (yield < 1)
3995 {
3996 LOG (llevDebug, "apply_item_transformer: item %s has slaying-yield %d.", query_base_name (marked, 0), yield);
3997 yield = 1;
3998 }
3999 }
4000 else
4001 yield = 1;
4002
4003 while (isdigit (*find))
4004 find++;
4005 while (*find == ' ')
4006 find++;
4007 memset (got, 0, MAX_BUF);
4008 if ((separator = strchr (find, ';')) != NULL)
4009 {
4010 len = separator - find;
4011 }
4012 else
4013 {
4014 len = strlen (find);
4015 }
4016 if (len > MAX_BUF - 1)
4017 len = MAX_BUF - 1;
4018 strcpy (got, find);
4019 got[len] = '\0';
4020
4021 /* Now create new item, remove used ones when required. */
4022 new_item = get_archetype (got);
4023 if (!new_item)
4024 {
4025 new_draw_info_format (NDI_UNIQUE, 0, pl, "This %s is strange, better to not use it.", query_base_name (marked, 0));
4026 return;
4027 }
4028
4029 new_item->nrof = yield;
4030 new_draw_info_format (NDI_UNIQUE, 0, pl, "You %s the %s.", &transformer->slaying, query_base_name (marked, 0));
4031 insert_ob_in_ob (new_item, pl);
4032 esrv_send_inventory (pl, pl);
4033 /* Eat up one item */
4034 decrease_ob_nr (marked, 1);
4035 /* Eat one transformer if needed */
4036 if (transformer->stats.food)
4037 if (--transformer->stats.food == 0)
4038 decrease_ob_nr (transformer, 1);
4039}

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