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Comparing deliantra/server/server/apply.C (file contents):
Revision 1.51 by root, Fri Dec 22 16:34:00 2006 UTC vs.
Revision 1.263 by root, Thu May 13 12:13:22 2010 UTC

1/* 1/*
2 CrossFire, A Multiplayer game for X-windows 2 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
3 3 *
4 * Copyright (©) 2005,2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
4 Copyright (C) 2001 Mark Wedel & Crossfire Development Team 5 * Copyright (©) 2001 Mark Wedel & Crossfire Development Team
5 Copyright (C) 1992 Frank Tore Johansen 6 * Copyright (©) 1992 Frank Tore Johansen
6 7 *
7 This program is free software; you can redistribute it and/or modify 8 * Deliantra is free software: you can redistribute it and/or modify it under
8 it under the terms of the GNU General Public License as published by 9 * the terms of the Affero GNU General Public License as published by the
9 the Free Software Foundation; either version 2 of the License, or 10 * Free Software Foundation, either version 3 of the License, or (at your
10 (at your option) any later version. 11 * option) any later version.
11 12 *
12 This program is distributed in the hope that it will be useful, 13 * This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details. 16 * GNU General Public License for more details.
16 17 *
17 You should have received a copy of the GNU General Public License 18 * You should have received a copy of the Affero GNU General Public License
18 along with this program; if not, write to the Free Software 19 * and the GNU General Public License along with this program. If not, see
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * <http://www.gnu.org/licenses/>.
20 21 *
21 The authors can be reached via e-mail to <crossfire@schmorp.de> 22 * The authors can be reached via e-mail to <support@deliantra.net>
22*/ 23 */
24
25#include <cmath>
23 26
24#include <global.h> 27#include <global.h>
25#include <living.h> 28#include <living.h>
26#include <spells.h> 29#include <spells.h>
27#include <skills.h> 30#include <skills.h>
28#include <tod.h> 31#include <tod.h>
29 32
30#include <sproto.h> 33#include <sproto.h>
31 34
32/* Want this regardless of rplay. */ 35// these must be in the inventory before they can be applied
33#include <sounds.h>
34 36
35/* need math lib for double-precision and pow() in dragon_eat_flesh() */ 37static const struct apply_types_inv_only : typeset
36#include <math.h>
37
38/**
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 }
69 /* If the director has race set, only affect objects with a arch, 86} apply_types_player_only;
70 * name or race that matches. 87
71 */ 88// applying these _can_ be attempted, others cannot
72 if ((op->race) && 89// be applied at all. used by e.g. apply below.
73 ((!(victim->arch && arch_flag && victim->arch->name) || strcmp (op->race, victim->arch->name))) && 90
74 ((!(victim->name && name_flag) || strcmp (op->race, victim->name))) && 91static const struct apply_types : typeset
75 ((!(victim->race && race_flag) || strcmp (op->race, victim->race)))) 92{
93 apply_types ()
94 : typeset ((typeset)apply_types_player_only | (typeset)apply_types_inv_only)
76 { 95 {
77 return 1; 96 set (T_HANDLE);
97 set (TRIGGER);
98 set (SCROLL);
99 set (POTION);
100 set (CLOSE_CON);
101 set (CONTAINER);
102 set (LAMP);
103 set (TORCH);
104 set (DRINK);
105 set (FOOD);
106 set (FLESH);
107 set (POISON);
108 set (POWER_CRYSTAL);
109 set (ITEM_TRANSFORMER);
78 } 110 }
79 /* If the director has slaying set, only affect objects where none 111} apply_types;
80 * of arch, name, or race match.
81 */
82 if ((op->slaying) && (((victim->arch && arch_flag && victim->arch->name && !strcmp (op->slaying, victim->arch->name))) ||
83 ((victim->name && name_flag && !strcmp (op->slaying, victim->name))) ||
84 ((victim->race && race_flag && !strcmp (op->slaying, victim->race)))))
85 {
86 return 1;
87 }
88 return 0;
89}
90
91/**
92 * This handles a player dropping money on an altar to identify stuff.
93 * It'll identify marked item, if none all items up to dropped money.
94 * Return value: 1 if money was destroyed, 0 if not.
95 */
96static int
97apply_id_altar (object *money, object *altar, object *pl)
98{
99 object *id, *marked;
100 int success = 0;
101
102 if (pl == NULL || pl->type != PLAYER)
103 return 0;
104
105 /* Check for MONEY type is a special hack - it prevents 'nothing needs
106 * identifying' from being printed out more than it needs to be.
107 */
108 if (!check_altar_sacrifice (altar, money) || money->type != MONEY)
109 return 0;
110
111 marked = find_marked_object (pl);
112 /* if the player has a marked item, identify that if it needs to be
113 * identified. IF it doesn't, then go through the player inventory.
114 */
115 if (marked && !QUERY_FLAG (marked, FLAG_IDENTIFIED) && need_identify (marked))
116 {
117 if (operate_altar (altar, &money))
118 {
119 identify (marked);
120 new_draw_info_format (NDI_UNIQUE, 0, pl, "You have %s.", long_desc (marked, pl));
121 if (marked->msg)
122 {
123 new_draw_info (NDI_UNIQUE, 0, pl, "The item has a story:");
124 new_draw_info (NDI_UNIQUE, 0, pl, marked->msg);
125 }
126 return money == NULL;
127 }
128 }
129
130 for (id = pl->inv; id; id = id->below)
131 {
132 if (!QUERY_FLAG (id, FLAG_IDENTIFIED) && !id->invisible && need_identify (id))
133 {
134 if (operate_altar (altar, &money))
135 {
136 identify (id);
137 new_draw_info_format (NDI_UNIQUE, 0, pl, "You have %s.", long_desc (id, pl));
138 if (id->msg)
139 {
140 new_draw_info (NDI_UNIQUE, 0, pl, "The item has a story:");
141 new_draw_info (NDI_UNIQUE, 0, pl, id->msg);
142 }
143 success = 1;
144 /* If no more money, might as well quit now */
145 if (money == NULL || !check_altar_sacrifice (altar, money))
146 break;
147 }
148 else
149 {
150 LOG (llevError, "check_id_altar: Couldn't do sacrifice when we should have been able to\n");
151 break;
152 }
153 }
154 }
155 if (!success)
156 new_draw_info (NDI_UNIQUE, 0, pl, "You have nothing that needs identifying");
157 return money == NULL;
158}
159
160/**
161 * This checks whether the object has a "on_use_yield" field, and if so generated and drops
162 * matching item.
163 **/
164static void
165handle_apply_yield (object *tmp)
166{
167 const char *yield;
168
169 yield = get_ob_key_value (tmp, "on_use_yield");
170 if (yield != NULL)
171 {
172 object *drop = get_archetype (yield);
173
174 if (tmp->env)
175 {
176 drop = insert_ob_in_ob (drop, tmp->env);
177 if (tmp->env->type == PLAYER)
178 esrv_send_item (tmp->env, drop);
179 }
180 else
181 {
182 drop->x = tmp->x;
183 drop->y = tmp->y;
184 insert_ob_in_map (drop, tmp->map, tmp, INS_BELOW_ORIGINATOR);
185 }
186 }
187}
188
189/**
190 * Handles applying a potion.
191 */
192int
193apply_potion (object *op, object *tmp)
194{
195 int got_one = 0, i;
196 object *force = 0, *floor = 0;
197
198 floor = GET_MAP_OB (op->map, op->x, op->y);
199
200 if (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_SAFE)
201 {
202 if (op->type == PLAYER)
203 new_draw_info (NDI_UNIQUE, 0, op, "Gods prevent you from using this here, it's sacred ground!");
204 CLEAR_FLAG (tmp, FLAG_APPLIED);
205 return 0;
206 }
207
208 if (op->type == PLAYER)
209 if (!QUERY_FLAG (tmp, FLAG_IDENTIFIED))
210 identify (tmp);
211
212 handle_apply_yield (tmp);
213
214 /* Potion of restoration - only for players */
215 if (op->type == PLAYER && (tmp->attacktype & AT_DEPLETE))
216 {
217 object *depl;
218 archetype *at;
219
220 if (QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED))
221 {
222 op->drain_stat ();
223 op->update_stats ();
224 decrease_ob (tmp);
225 return 1;
226 }
227
228 if (!(at = archetype::find (ARCH_DEPLETION)))
229 {
230 LOG (llevError, "Could not find archetype depletion\n");
231 return 0;
232 }
233 depl = present_arch_in_ob (at, op);
234
235 if (depl)
236 {
237 for (i = 0; i < NUM_STATS; i++)
238 if (get_attr_value (&depl->stats, i))
239 new_draw_info (NDI_UNIQUE, 0, op, restore_msg[i]);
240
241 depl->destroy ();
242 op->update_stats ();
243 }
244 else
245 new_draw_info (NDI_UNIQUE, 0, op, "You potion had no effect.");
246
247 decrease_ob (tmp);
248 return 1;
249 }
250
251 /* improvement potion - only for players */
252 if (op->type == PLAYER && tmp->attacktype & AT_GODPOWER)
253 {
254 for (i = 1; i < MIN (11, op->level); i++)
255 {
256 if (QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED))
257 {
258 if (op->contr->levhp[i] != 1)
259 {
260 op->contr->levhp[i] = 1;
261 break;
262 }
263 if (op->contr->levsp[i] != 1)
264 {
265 op->contr->levsp[i] = 1;
266 break;
267 }
268 if (op->contr->levgrace[i] != 1)
269 {
270 op->contr->levgrace[i] = 1;
271 break;
272 }
273 }
274 else
275 {
276 if (op->contr->levhp[i] < 9)
277 {
278 op->contr->levhp[i] = 9;
279 break;
280 }
281 if (op->contr->levsp[i] < 6)
282 {
283 op->contr->levsp[i] = 6;
284 break;
285 }
286 if (op->contr->levgrace[i] < 3)
287 {
288 op->contr->levgrace[i] = 3;
289 break;
290 }
291 }
292 }
293
294 /* Just makes checking easier */
295 if (i < MIN (11, op->level))
296 got_one = 1;
297
298 if (!QUERY_FLAG (tmp, FLAG_CURSED) && !QUERY_FLAG (tmp, FLAG_DAMNED))
299 {
300 if (got_one)
301 {
302 op->update_stats ();
303 new_draw_info (NDI_UNIQUE, 0, op, "The Gods smile upon you and remake you");
304 new_draw_info (NDI_UNIQUE, 0, op, "a little more in their image.");
305 new_draw_info (NDI_UNIQUE, 0, op, "You feel a little more perfect.");
306 }
307 else
308 new_draw_info (NDI_UNIQUE, 0, op, "The potion had no effect - you are already perfect");
309 }
310 else
311 { /* cursed potion */
312 if (got_one)
313 {
314 op->update_stats ();
315 new_draw_info (NDI_UNIQUE, 0, op, "The Gods are angry and punish you.");
316 }
317 else
318 new_draw_info (NDI_UNIQUE, 0, op, "You are fortunate that you are so pathetic.");
319 }
320
321 decrease_ob (tmp);
322 return 1;
323 }
324
325
326 /* A potion that casts a spell. Healing, restore spellpoint (power potion)
327 * and heroism all fit into this category. Given the spell object code,
328 * there is no limit to the number of spells that potions can be cast,
329 * but direction is problematic to try and imbue fireball potions for example.
330 */
331 if (tmp->inv)
332 {
333 if (QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED))
334 {
335 object *fball;
336
337 new_draw_info (NDI_UNIQUE, 0, op, "Yech! Your lungs are on fire!");
338 /* Explodes a fireball centered at player */
339 fball = get_archetype (EXPLODING_FIREBALL);
340 fball->dam_modifier = random_roll (1, op->level, op, PREFER_LOW) / 5 + 1;
341 fball->stats.maxhp = random_roll (1, op->level, op, PREFER_LOW) / 10 + 2;
342 fball->x = op->x;
343 fball->y = op->y;
344 insert_ob_in_map (fball, op->map, NULL, 0);
345 }
346 else
347 cast_spell (op, tmp, op->facing, tmp->inv, NULL);
348
349 decrease_ob (tmp);
350 /* if youre dead, no point in doing this... */
351 if (!QUERY_FLAG (op, FLAG_REMOVED))
352 op->update_stats ();
353 return 1;
354 }
355
356 /* Deal with protection potions */
357 force = NULL;
358 for (i = 0; i < NROFATTACKS; i++)
359 {
360 if (tmp->resist[i])
361 {
362 if (!force)
363 force = get_archetype (FORCE_NAME);
364 memcpy (force->resist, tmp->resist, sizeof (tmp->resist));
365 force->type = POTION_EFFECT;
366 break; /* Only need to find one protection since we copy entire batch */
367 }
368 }
369 /* This is a protection potion */
370 if (force)
371 {
372 /* cursed items last longer */
373 if (QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED))
374 {
375 force->stats.food *= 10;
376 for (i = 0; i < NROFATTACKS; i++)
377 if (force->resist[i] > 0)
378 force->resist[i] = -force->resist[i]; /* prot => vuln */
379 }
380 force->speed_left = -1;
381 force = insert_ob_in_ob (force, op);
382 CLEAR_FLAG (tmp, FLAG_APPLIED);
383 SET_FLAG (force, FLAG_APPLIED);
384 change_abil (op, force);
385 decrease_ob (tmp);
386 return 1;
387 }
388
389 /* Only thing left are the stat potions */
390 if (op->type == PLAYER)
391 { /* only for players */
392 if ((QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED)) && tmp->value != 0)
393 CLEAR_FLAG (tmp, FLAG_APPLIED);
394 else
395 SET_FLAG (tmp, FLAG_APPLIED);
396 if (!change_abil (op, tmp))
397 new_draw_info (NDI_UNIQUE, 0, op, "Nothing happened.");
398 }
399
400 /* CLEAR_FLAG is so that if the character has other potions
401 * that were grouped with the one consumed, his
402 * stat will not be raised by them. fix_player just clears
403 * up all the stats.
404 */
405 CLEAR_FLAG (tmp, FLAG_APPLIED);
406 op->update_stats ();
407 decrease_ob (tmp);
408 return 1;
409}
410 112
411/**************************************************************************** 113/****************************************************************************
412 * Weapon improvement code follows 114 * Weapon improvement code follows
413 ****************************************************************************/ 115 ****************************************************************************/
414 116
415/** 117/**
118 * This function just checks whether who can handle equipping an item
119 * with item_power.
120 */
121static bool
122check_item_power (object *who, int item_power)
123{
124 if (who->type == PLAYER
125 && item_power
126 && item_power + who->contr->item_power > settings.item_power_factor * who->level)
127 return false;
128 else
129 return true;
130}
131
132/**
416 * This returns the sum of nrof of item (arch name). 133 * This returns the sum of nrof of item (arch name).
417 */ 134 */
418static int 135static int
419check_item (object *op, const char *item) 136check_item (object *op, shstr_cmp item)
420{ 137{
421 int count = 0; 138 int count = 0;
422 139
423 140 if (!item)
424 if (item == NULL)
425 return 0; 141 return 0;
426 op = op->below; 142
427 while (op != NULL) 143 for (op = op->below; op; op = op->below)
428 { 144 if (op->arch->archname == item)
429 if (strcmp (op->arch->name, item) == 0) 145 if (!op->flag [FLAG_CURSED] && !op->flag [FLAG_DAMNED]
430 {
431 if (!QUERY_FLAG (op, FLAG_CURSED) && !QUERY_FLAG (op, FLAG_DAMNED)
432 /* Loophole bug? -FD- */ && !QUERY_FLAG (op, FLAG_UNPAID)) 146 && /* Loophole bug? -FD- */ !op->flag [FLAG_UNPAID])
433 {
434 if (op->nrof == 0) /* this is necessary for artifact sacrifices --FD-- */
435 count++;
436 else
437 count += op->nrof; 147 count += op->number_of ();
438 } 148
439 }
440 op = op->below;
441 }
442 return count; 149 return count;
443} 150}
444 151
445/** 152/**
446 * This removes 'nrof' of what item->slaying says to remove. 153 * This removes 'nrof' of what item->slaying says to remove.
447 * op is typically the player, which is only 154 * op is typically the player, which is only
448 * really used to determine what space to look at. 155 * really used to determine what space to look at.
449 * Modified to only eat 'nrof' of objects. 156 * Modified to only eat 'nrof' of objects.
450 */ 157 */
451static void 158static void
452eat_item (object *op, const char *item, uint32 nrof) 159eat_item (object *op, shstr_cmp item, uint32 nrof)
453{ 160{
454 object *prev; 161 object *prev;
455 162
456 prev = op; 163 prev = op;
457 op = op->below; 164 op = op->below;
458 165
459 while (op != NULL) 166 while (op)
460 { 167 {
461 if (strcmp (op->arch->name, item) == 0) 168 if (op->arch->archname == item)
462 { 169 {
463 if (op->nrof >= nrof) 170 if (op->nrof >= nrof)
464 { 171 {
465 decrease_ob_nr (op, nrof); 172 op->decrease (nrof);
466 return; 173 return;
467 } 174 }
468 else 175 else
469 { 176 {
470 decrease_ob_nr (op, op->nrof); 177 op->decrease (nrof);
471 nrof -= op->nrof; 178 nrof -= op->nrof;
472 } 179 }
180
473 op = prev; 181 op = prev;
474 } 182 }
183
475 prev = op; 184 prev = op;
476 op = op->below; 185 op = op->below;
477 } 186 }
478} 187}
479 188
480/** 189/**
481 * This checks to see of the player (who) is sufficient level to use a weapon
482 * with improvs improvements (typically last_eat). We take an int here
483 * instead of the object so that the improvement code can pass along the
484 * increased value to see if the object is usuable.
485 * we return 1 (true) if the player can use the weapon.
486 */
487static int
488check_weapon_power (const object *who, int improvs)
489{
490
491/* Old code is below (commented out). Basically, since weapons are the only
492 * object players really have any control to improve, it's a bit harsh to
493 * require high level in some combat skill, so we just use overall level.
494 */
495#if 1
496 if (((who->level / 5) + 5) >= improvs)
497 return 1;
498 else
499 return 0;
500
501#else
502 int level = 0;
503
504 /* The skill system hands out wc and dam bonuses to fighters
505 * more generously than the old system (see fix_player). Thus
506 * we need to curtail the power of player enchanted weapons.
507 * I changed this to 1 improvement per "fighter" level/5 -b.t.
508 * Note: Nothing should break by allowing this ratio to be different or
509 * using normal level - it is just a matter of play balance.
510 */
511 if (who->type == PLAYER)
512 {
513 object *wc_obj = NULL;
514
515 for (wc_obj = who->inv; wc_obj; wc_obj = wc_obj->below)
516 if (wc_obj->type == SKILL && IS_COMBAT_SKILL (wc_obj->subtype) && wc_obj->level > level)
517 level = wc_obj->level;
518
519 if (!level)
520 {
521 LOG (llevError, "Error: Player: %s lacks wc experience object\n", who->name);
522 level = who->level;
523 }
524 }
525 else
526 level = who->level;
527
528 return (improvs <= ((level / 5) + 5));
529#endif
530}
531
532/**
533 * 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.
534 * 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.
535 */ 192 */
536static int 193static int
537check_sacrifice (object *op, const object *improver) 194check_sacrifice (object *op, const object *improver)
538{ 195{
539 int count = 0; 196 int count = 0;
540 197
541 if (improver->slaying != NULL) 198 if (improver->slaying)
542 { 199 {
543 count = check_item (op, improver->slaying); 200 count = check_item (op, improver->slaying);
544 if (count < 1) 201 if (count < 1)
545 { 202 {
546 char buf[200];
547
548 sprintf (buf, "The gods want more %ss", &improver->slaying); 203 op->failmsgf ("The gods want more %ss", &improver->slaying);
549 new_draw_info (NDI_UNIQUE, 0, op, buf);
550 return 0; 204 return 0;
551 } 205 }
552 } 206 }
553 else 207 else
554 count = 1; 208 count = 1;
… …
557} 211}
558 212
559/** 213/**
560 * Actually improves the weapon, and tells user. 214 * Actually improves the weapon, and tells user.
561 */ 215 */
562int 216static int
563improve_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)
564{ 218{
565
566 new_draw_info (NDI_UNIQUE, 0, op, "Your sacrifice was accepted.");
567 *stat += sacrifice_count; 219 stat += sacrifice_count;
568 weapon->last_eat++; 220 weapon->last_eat++;
569 new_draw_info_format (NDI_UNIQUE, 0, op, "Weapon's bonus to %s improved by %d", statname, sacrifice_count); 221 improver->decrease ();
570 decrease_ob (improver);
571 222
572 /* So it updates the players stats and the window */ 223 /* So it updates the players stats and the window */
573 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
574 return 1; 232 return 1;
575} 233}
576 234
577/* Types of improvements, hidden in the sp field. */ 235/* Types of improvements, hidden in the sp field. */
578#define IMPROVE_PREPARE 1 236#define IMPROVE_PREPARE 1
579#define IMPROVE_DAMAGE 2 237#define IMPROVE_DAMAGE 2
580#define IMPROVE_WEIGHT 3 238#define IMPROVE_WEIGHT 3
581#define IMPROVE_ENCHANT 4 239#define IMPROVE_ENCHANT 4
582#define IMPROVE_STR 5 240#define IMPROVE_STR 5
583#define IMPROVE_DEX 6 241#define IMPROVE_DEX 6
584#define IMPROVE_CON 7 242#define IMPROVE_CON 7
585#define IMPROVE_WIS 8 243#define IMPROVE_WIS 8
586#define IMPROVE_CHA 9 244#define IMPROVE_CHA 9
587#define IMPROVE_INT 10 245#define IMPROVE_INT 10
588#define IMPROVE_POW 11 246#define IMPROVE_POW 11
589
590 247
591/** 248/**
592 * This does the prepare weapon scroll. 249 * This does the prepare weapon scroll.
593 * Checks for sacrifice, and so on. 250 * Checks for sacrifice, and so on.
594 */ 251 */
595 252static int
596int
597prepare_weapon (object *op, object *improver, object *weapon) 253prepare_weapon (object *op, object *improver, object *weapon)
598{ 254{
599 int sacrifice_count, i; 255 int sacrifice_count, i;
600 char buf[MAX_BUF];
601 256
602 if (weapon->level != 0) 257 if (weapon->level != 0)
603 { 258 {
604 new_draw_info (NDI_UNIQUE, 0, op, "Weapon already prepared."); 259 op->failmsg ("Weapon is already prepared!");
605 return 0; 260 return 0;
606 } 261 }
262
607 for (i = 0; i < NROFATTACKS; i++) 263 for (i = 0; i < NROFATTACKS; i++)
608 if (weapon->resist[i]) 264 if (weapon->resist[i])
609 break; 265 break;
610 266
611 /* If we break out, i will be less than nrofattacks, preventing 267 /* If we break out, i will be less than nrofattacks, preventing
… …
614 if (i < NROFATTACKS || weapon->stats.hp || /* regeneration */ 270 if (i < NROFATTACKS || weapon->stats.hp || /* regeneration */
615 (weapon->stats.sp && weapon->type == WEAPON) || /* sp regeneration */ 271 (weapon->stats.sp && weapon->type == WEAPON) || /* sp regeneration */
616 weapon->stats.exp || /* speed */ 272 weapon->stats.exp || /* speed */
617 weapon->stats.ac) /* AC - only taifu's I think */ 273 weapon->stats.ac) /* AC - only taifu's I think */
618 { 274 {
619 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.>");
620 return 0; 278 return 0;
621 } 279 }
280
622 sacrifice_count = check_sacrifice (op, improver); 281 sacrifice_count = check_sacrifice (op, improver);
623 if (sacrifice_count <= 0) 282 if (sacrifice_count <= 0)
624 return 0; 283 return 0;
284
625 weapon->level = isqrt (sacrifice_count); 285 weapon->level = isqrt (sacrifice_count);
626 new_draw_info (NDI_UNIQUE, 0, op, "Your sacrifice was accepted.");
627 eat_item (op, improver->slaying, sacrifice_count); 286 eat_item (op, improver->slaying, sacrifice_count);
628 287
629 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 ));
630 293
631 sprintf (buf, "%s's %s", &op->name, &weapon->name); 294 weapon->name = weapon->name_pl = format ("%s's %s", &op->name, &weapon->name);
632 weapon->name = weapon->name_pl = buf;
633 weapon->nrof = 0; /* prevents preparing n weapons in the same 295 weapon->nrof = 0; /* prevents preparing n weapons in the same
634 slot at once! */ 296 slot at once! */
635 decrease_ob (improver); 297 improver->decrease ();
636 weapon->last_eat = 0; 298 weapon->last_eat = 0;
637 return 1; 299 return 1;
638} 300}
639
640 301
641/** 302/**
642 * 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.
643 * This is the new improve weapon code. 304 * This is the new improve weapon code.
644 * 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.
… …
647 * 308 *
648 * 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
649 * 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 ??
650 * level == max improve last_eat == current improve 311 * level == max improve last_eat == current improve
651 */ 312 */
652int 313static int
653improve_weapon (object *op, object *improver, object *weapon) 314improve_weapon (object *op, object *improver, object *weapon)
654{ 315{
655 int sacrifice_count, sacrifice_needed = 0; 316 int sacrifice_count, sacrifice_needed = 0;
656 317
657 if (improver->stats.sp == IMPROVE_PREPARE) 318 if (improver->stats.sp == IMPROVE_PREPARE)
658 {
659 return prepare_weapon (op, improver, weapon); 319 return prepare_weapon (op, improver, weapon);
660 } 320
661 if (weapon->level == 0) 321 if (weapon->level == 0)
662 { 322 {
663 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.>");
664 return 0; 326 return 0;
665 } 327 }
666 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
667 { 331 {
668 new_draw_info (NDI_UNIQUE, 0, op, "This weapon cannot be improved any more."); 332 op->failmsg ("This weapon cannot be improved any more.");
669 return 0; 333 return 0;
670 } 334 }
671 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))
672 { 338 {
673 new_draw_info (NDI_UNIQUE, 0, op, "Improving the weapon will make it too"); 339 op->failmsg ("Improving the weapon will make it too "
674 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 "
675 new_draw_info (NDI_UNIQUE, 0, op, "really want to improve it."); 341 "really want to improve it.");
676 return 0; 342 return 0;
677 } 343 }
344
678 /* 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
679 * 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,
680 * 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
681 * weapon can be improved. 348 * weapon can be improved.
682 */ 349 */
683 if (improver->stats.sp == IMPROVE_DAMAGE) 350 if (improver->stats.sp == IMPROVE_DAMAGE)
684 { 351 {
685 weapon->stats.dam += 5; 352 weapon->stats.dam += 5;
686 weapon->weight += 5000; /* 5 KG's */ 353 weapon->weight += 5000; /* 5 KG's */
687 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));
688 weapon->last_eat++; 355 weapon->last_eat++;
689 356
690 weapon->item_power++; 357 weapon->item_power++;
691 decrease_ob (improver); 358 improver->decrease ();
692 return 1; 359 return 1;
693 } 360 }
361
694 if (improver->stats.sp == IMPROVE_WEIGHT) 362 if (improver->stats.sp == IMPROVE_WEIGHT)
695 { 363 {
696 /* Reduce weight by 20% */ 364 /* Reduce weight by 20% */
697 weapon->weight = (weapon->weight * 8) / 10; 365 weapon->weight = (weapon->weight * 8) / 10;
698 if (weapon->weight < 1) 366 if (weapon->weight < 1)
699 weapon->weight = 1; 367 weapon->weight = 1;
368
700 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));
701 weapon->last_eat++; 370 weapon->last_eat++;
702 weapon->item_power++; 371 weapon->item_power++;
703 decrease_ob (improver); 372 improver->decrease ();
704 return 1; 373 return 1;
705 } 374 }
375
706 if (improver->stats.sp == IMPROVE_ENCHANT) 376 if (improver->stats.sp == IMPROVE_ENCHANT)
707 { 377 {
708 weapon->magic++; 378 weapon->magic++;
709 weapon->last_eat++; 379 weapon->last_eat++;
710 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));
711 decrease_ob (improver); 381 improver->decrease ();
712 weapon->item_power++; 382 weapon->item_power++;
713 return 1; 383 return 1;
714 } 384 }
715 385
716 sacrifice_needed = weapon->stats.Str + weapon->stats.Int + weapon->stats.Dex + 386 sacrifice_needed = weapon->stats.Str + weapon->stats.Int + weapon->stats.Dex +
… …
721 sacrifice_needed *= 2; 391 sacrifice_needed *= 2;
722 392
723 sacrifice_count = check_sacrifice (op, improver); 393 sacrifice_count = check_sacrifice (op, improver);
724 if (sacrifice_count < sacrifice_needed) 394 if (sacrifice_count < sacrifice_needed)
725 { 395 {
726 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);
727 return 0; 397 return 0;
728 } 398 }
399
729 eat_item (op, improver->slaying, sacrifice_needed); 400 eat_item (op, improver->slaying, sacrifice_needed);
730 weapon->item_power++; 401 weapon->item_power++;
731 402
732 switch (improver->stats.sp) 403 switch (improver->stats.sp)
733 { 404 {
734 case IMPROVE_STR:
735 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");
736 case IMPROVE_DEX:
737 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");
738 case IMPROVE_CON:
739 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");
740 case IMPROVE_WIS:
741 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");
742 case IMPROVE_CHA:
743 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");
744 case IMPROVE_INT:
745 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");
746 case IMPROVE_POW:
747 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");
748 default: 412 default:
749 new_draw_info (NDI_UNIQUE, 0, op, "Unknown improvement type."); 413 op->failmsg ("Unknown improvement type.");
750 } 414 }
415
751 LOG (llevError, "improve_weapon: Got to end of function\n"); 416 LOG (llevError, "improve_weapon: Got to end of function\n");
752 return 0; 417 return 0;
753} 418}
754 419
755/** 420/**
756 * Handles the applying of improve/prepare/enchant weapon scroll. 421 * Handles the applying of improve/prepare/enchant weapon scroll.
757 * 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, ...),
758 * then calls improve_weapon to do the dirty work. 423 * then calls improve_weapon to do the dirty work.
759 */ 424 */
760int 425static int
761check_improve_weapon (object *op, object *tmp) 426check_improve_weapon (object *op, object *tmp)
762{ 427{
763 object *otmp;
764
765 if (op->type != PLAYER) 428 if (op->type != PLAYER)
766 return 0; 429 return 0;
430
767 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))
768 { 432 {
769 new_draw_info (NDI_UNIQUE, 0, op, "Something blocks the magic of the scroll."); 433 op->failmsg ("Something blocks the magic of the scroll!");
770 return 0; 434 return 0;
771 } 435 }
772 otmp = find_marked_object (op); 436
437 object *otmp = op->mark ();
438
773 if (!otmp) 439 if (!otmp)
774 { 440 {
775 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.>");
776 return 0; 442 return 0;
777 } 443 }
444
778 if (otmp->type != WEAPON && otmp->type != BOW) 445 if (otmp->type != WEAPON && otmp->type != BOW)
779 { 446 {
780 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!");
781 return 0; 448 return 0;
782 } 449 }
783 new_draw_info (NDI_UNIQUE, 0, op, "Applied weapon builder."); 450
451 if (!op->apply (otmp, AP_UNAPPLY))
452 {
453 op->failmsg ("You are unable to take off your weapon to improve it!");
454 return 0;
455 }
456
457 op->statusmsg ("Applied weapon builder.");
458
784 improve_weapon (op, tmp, otmp); 459 improve_weapon (op, tmp, otmp);
785 esrv_send_item (op, otmp); 460 esrv_send_item (op, otmp);
786 return 1; 461 return 1;
787} 462}
788 463
… …
806 * the armour value of the piece of equipment exceed either 481 * the armour value of the piece of equipment exceed either
807 * the users level or 90) 482 * the users level or 90)
808 * Modified by MSW for partial resistance. Only support 483 * Modified by MSW for partial resistance. Only support
809 * changing of physical area right now. 484 * changing of physical area right now.
810 */ 485 */
811int 486static int
812improve_armour (object *op, object *improver, object *armour) 487improve_armour (object *op, object *improver, object *armour)
813{ 488{
814 object *tmp;
815
816 if (armour->magic >= settings.armor_max_enchant) 489 if (armour->magic >= settings.armor_max_enchant)
817 { 490 {
818 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!");
819 return 0; 492 return 0;
820 } 493 }
494
821 /* 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,
822 * 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.
823 * 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
824 * of gnarg and what not?) 498 * of gnarg and what not?)
825 */ 499 */
826 if (armour->title) 500 if (armour->title)
827 { 501 {
828 new_draw_info (NDI_UNIQUE, 0, op, "This armour will not accept further enchantment."); 502 op->failmsg ("This armour will not accept further enchantment.");
829 return 0; 503 return 0;
830 } 504 }
831 505
832 /* Split objects if needed. Can't insert tmp until the 506 /* Split objects if needed. Can't insert tmp until the
833 * end of this function - otherwise it will just re-merge. 507 * end of this function - otherwise it will just re-merge.
834 */ 508 */
835 if (armour->nrof > 1) 509 object *tmp = armour->nrof > 1 ? armour->split (armour->nrof - 1) : 0;
836 tmp = get_split_ob (armour, armour->nrof - 1);
837 else
838 tmp = NULL;
839 510
840 armour->magic++; 511 armour->magic++;
841 512
842 if (!settings.armor_speed_linear) 513 if (!settings.armor_speed_linear)
843 { 514 {
… …
848 { 519 {
849 base = base - (base * settings.armor_speed_improvement) / 100; 520 base = base - (base * settings.armor_speed_improvement) / 100;
850 pow++; 521 pow++;
851 } 522 }
852 523
853 ARMOUR_SPEED (armour) = (ARMOUR_SPEED (&armour->arch->clone) * base) / 100; 524 ARMOUR_SPEED (armour) = (ARMOUR_SPEED (armour->arch) * base) / 100;
854 } 525 }
855 else 526 else
856 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;
857 528
858 if (!settings.armor_weight_linear) 529 if (!settings.armor_weight_linear)
859 { 530 {
860 int base = 100; 531 int base = 100;
861 int pow = 0; 532 int pow = 0;
… …
864 { 535 {
865 base = base - (base * settings.armor_weight_reduction) / 100; 536 base = base - (base * settings.armor_weight_reduction) / 100;
866 pow++; 537 pow++;
867 } 538 }
868 539
869 armour->weight = (armour->arch->clone.weight * base) / 100; 540 armour->weight = (armour->arch->weight * base) / 100;
870 } 541 }
871 else 542 else
872 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;
873 544
874 if (armour->weight <= 0) 545 if (armour->weight <= 0)
875 { 546 {
876 LOG (llevInfo, "Warning: enchanted armours can have negative weight\n."); 547 LOG (llevInfo, "Warning: enchanted armours can have negative weight\n.");
877 armour->weight = 1; 548 armour->weight = 1;
878 } 549 }
879 550
880 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);
881 552
882 if (op->type == PLAYER) 553 if (op->type == PLAYER)
883 { 554 {
884 esrv_send_item (op, armour); 555 esrv_send_item (op, armour);
885 if (QUERY_FLAG (armour, FLAG_APPLIED)) 556
557 if (armour->flag [FLAG_APPLIED])
886 op->update_stats (); 558 op->update_stats ();
887 } 559 }
888 decrease_ob (improver); 560
561 improver->decrease ();
562
889 if (tmp) 563 if (tmp)
890 { 564 op->insert (tmp);
891 insert_ob_in_ob (tmp, op); 565
892 esrv_send_item (op, tmp);
893 }
894 return 1; 566 return 1;
895} 567}
896
897 568
898/* 569/*
899 * 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
900 * what the converter wants, -1 if the converter is broken. 571 * what the converter wants, -1 if the converter is broken.
901 */ 572 *
902#define CONV_FROM(xyz) xyz->slaying
903#define CONV_TO(xyz) xyz->other_arch
904#define CONV_NR(xyz) xyz->stats.sp
905#define CONV_NEED(xyz) xyz->stats.food
906
907/* Takes one items and makes another. 573 * Takes one type of items and makes another.
908 * converter is the object that is doing the conversion. 574 * converter is the object that is doing the conversion.
909 * 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
910 * what the converter wants, this will not do anything. 576 * what the converter wants, this will not do anything.
911 */ 577 */
912int 578int
913convert_item (object *item, object *converter) 579convert_item (object *item, object *converter)
914{ 580{
915 int nr = 0; 581 sint64 nr = 0, price_in;
916 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;
917 590
918 /* 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,
919 * 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
920 * 3 gp and player drops a platinum, tough luck) 593 * 3 gp and player drops a platinum, tough luck)
921 */ 594 */
922 if (!strcmp (CONV_FROM (converter), "money")) 595 if (conv_from == shstr_money)
923 { 596 {
924 int cost;
925
926 if (item->type != MONEY) 597 if (item->type != MONEY)
927 return 0; 598 return 0;
928 599
929 nr = (item->nrof * item->value) / CONV_NEED (converter); 600 nr = sint64 (item->nrof) * item->value / need;
930 if (!nr) 601 if (!nr)
931 return 0; 602 return 0;
932 cost = nr * CONV_NEED (converter) / item->value; 603
933 /* take into account rounding errors */ 604 converter->play_sound (sound_find ("shop_buy"));
934 if (nr * CONV_NEED (converter) % item->value) 605
935 cost++; 606 sint64 cost = (nr * need + item->value - 1) / item->value;
936 decrease_ob_nr (item, cost); 607
608 item->decrease (cost);
937 609
938 price_in = cost * item->value; 610 price_in = cost * item->value;
939 } 611 }
940 else 612 else
941 { 613 {
942 if (item->type == PLAYER || CONV_FROM (converter) != item->arch->name || 614 if (item->type == PLAYER
943 (CONV_NEED (converter) && CONV_NEED (converter) > (uint16) item->nrof)) 615 || conv_from != item->arch->archname
616 || (need && need > (uint16) item->nrof))
944 return 0; 617 return 0;
945 618
946 if (CONV_NEED (converter)) 619 converter->play_sound (sound_find ("convert_item"));
620
621 if (need)
947 { 622 {
948 nr = item->nrof / CONV_NEED (converter); 623 nr = sint64 (item->nrof) / need;
949 decrease_ob_nr (item, nr * CONV_NEED (converter)); 624 item->decrease (nr * need);
950 price_in = nr * CONV_NEED (converter) * item->value; 625 price_in = nr * need * item->value;
951 } 626 }
952 else 627 else
953 { 628 {
954 price_in = item->value; 629 price_in = item->value;
955 item->destroy (); 630 item->destroy ();
956 } 631 }
957 } 632 }
958 633
959 if (converter->inv != NULL) 634 if (converter->inv)
960 { 635 {
961 object *ob; 636 object *ob;
962 int i; 637 int i;
963 object *ob_to_copy; 638 object *ob_to_copy;
964 639
965 /* select random object from inventory to copy */ 640 /* select random object from inventory to copy */
966 ob_to_copy = converter->inv; 641 ob_to_copy = converter->inv;
967 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++)
968 {
969 if (rndm (0, i) == 0) 643 if (rndm (0, i) == 0)
970 {
971 ob_to_copy = ob; 644 ob_to_copy = ob;
972 } 645
973 } 646 item = ob_to_copy->deep_clone ();
974 item = object_create_clone (ob_to_copy); 647 item->clr_flag (FLAG_IS_A_TEMPLATE);
975 CLEAR_FLAG (item, FLAG_IS_A_TEMPLATE);
976 unflag_inv (item, FLAG_IS_A_TEMPLATE); 648 unflag_inv (item, FLAG_IS_A_TEMPLATE);
977 } 649 }
978 else 650 else
979 { 651 {
980 if (converter->other_arch == NULL) 652 if (!conv_to)
981 { 653 {
982 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",
983 &converter->name, converter->map->path, converter->x, converter->y); 655 &converter->name, &converter->map->path, converter->x, converter->y);
984 return -1; 656 return -1;
985 } 657 }
986 658
987 item = object_create_arch (converter->other_arch); 659 item = object_create_arch (conv_to);
988 fix_generated_item (item, converter, 0, 0, GT_MINIMAL); 660 fix_generated_item (item, converter, 0, 0, GT_MINIMAL);
989 } 661 }
990 662
991 if (CONV_NR (converter)) 663 if (give)
992 item->nrof = CONV_NR (converter); 664 item->nrof = give;
665
993 if (nr) 666 if (nr)
994 item->nrof *= nr; 667 item->nrof *= nr;
995 if (is_in_shop (converter)) 668
996 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 }
997 else if (price_in < item->nrof * item->value) 680 else if (price_in < sint64 (item->nrof) * item->value)
998 { 681 {
999 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",
1000 &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);
1001
1002 /** 684 /**
1003 * 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
1004 * propably had something in mind when doing this 686 * hopefully had something in mind when doing this.
1005 */ 687 */
1006 } 688 }
689
690 // elmex: only identify if we need to, for example so that generated money doesn't
691 // get an 'identified' flag so easily.
692 if (item->need_identify ())
693 identify (item);
694
1007 insert_ob_in_map_at (item, converter->map, converter, 0, converter->x, converter->y); 695 insert_ob_in_map_at (item, converter->map, converter, 0, converter->x, converter->y);
1008 return 1; 696 return 1;
1009} 697}
1010 698
1011/** 699/**
1012 * Handle apply on containers. 700 * Handle apply on containers.
1013 * By Eneq(@csd.uu.se). 701 * By Eneq(@csd.uu.se).
1014 * Moved to own function and added many features [Tero.Haatanen@lut.fi] 702 * Moved to own function and added many features [Tero.Haatanen@lut.fi]
1015 * added the alchemical cauldron to the code -b.t. 703 * added the alchemical cauldron to the code -b.t.
1016 */ 704 */
1017 705static int
1018int
1019apply_container (object *op, object *sack) 706apply_container (object *op, object *sack)
1020{ 707{
1021 char buf[MAX_BUF]; 708 if (op->type != PLAYER || !op->contr->ns)
1022 object *tmp;
1023
1024 if (op->type != PLAYER)
1025 return 0; /* This might change */ 709 return 0; /* This might change */
1026 710
1027 if (sack == NULL || sack->type != CONTAINER) 711 if (!sack || sack->type != CONTAINER)
1028 { 712 {
1029 LOG (llevError, "apply_container: %s is not container!\n", sack ? &sack->name : "[nullobject]"); 713 LOG (llevError, "apply_container: %s is not container!\n", sack ? &sack->name : "[nullobject]");
1030 return 0; 714 return 0;
1031 } 715 }
1032 716
1033 op->contr->last_used = 0; 717 op->contr->last_used = 0;
1034 718
1035 if (sack->env != op) 719 if (sack->env && sack->env != op)
720 {
721 op->failmsg ("You must put it onto the floor or into your inventory first.");
722 return 1;
1036 { 723 }
1037 if (sack->other_arch == NULL || sack->env != NULL) 724
725 // already applied == open on ground, or open in inv, or active in inv
726 if (sack->flag [FLAG_APPLIED])
727 {
728 if (op->container_ () == sack)
1038 { 729 {
1039 new_draw_info (NDI_UNIQUE, 0, op, "You must get it first."); 730 // open on ground or inv, so close
731 op->close_container ();
1040 return 1; 732 return 1;
1041 } 733 }
1042 734 else if (!sack->env)
1043 /* It's on the ground, the problems begin */
1044 if (op->container != sack)
1045 {
1046 /* it's closed OR some player has opened it */
1047 if (QUERY_FLAG (sack, FLAG_APPLIED))
1048 {
1049 for (tmp = GET_MAP_OB (sack->map, sack->x, sack->y); tmp && tmp->container != sack; tmp = tmp->above);
1050 if (tmp)
1051 {
1052 /* some other player have opened it */
1053 new_draw_info_format (NDI_UNIQUE, 0, op, "%s is already occupied.", query_name (sack));
1054 return 1;
1055 }
1056 }
1057 } 735 {
1058 if (QUERY_FLAG (sack, FLAG_APPLIED)) 736 // active on floor, but not ours: some other player has opened it
737 // normally this only happens to dms standing on the same space.
738 // but it doesn't hurt to handle it.
739 op->failmsgf ("Somebody else is using the %s already.", query_name (sack));
740 return 1;
1059 { 741 }
1060 if (op->container == NULL) 742 }
1061 {
1062 tmp = arch_to_object (sack->other_arch);
1063 /* not good, but insert_ob_in_ob() is too smart */
1064 CLEAR_FLAG (tmp, FLAG_REMOVED);
1065 tmp->x = tmp->y = 0;
1066 tmp->map = NULL;
1067 tmp->env = sack;
1068 if (sack->inv)
1069 sack->inv->above = tmp;
1070 tmp->below = sack->inv;
1071 tmp->above = NULL;
1072 sack->inv = tmp;
1073 sack->move_off = MOVE_ALL; /* trying force closing it */
1074 }
1075 else
1076 {
1077 sack->move_off = 0;
1078 tmp = sack->inv;
1079 743
1080 if (tmp && tmp->type == CLOSE_CON) 744 // it's locked?
1081 tmp->destroy (); 745 if (sack->slaying)
1082 } 746 {
747 if (object *tmp = find_key (op, op, sack))
1083 } 748 {
1084 } 749 op->statusmsg (format ("You unlock %s with %s.", query_name (sack), query_name (tmp)));
1085
1086 if (QUERY_FLAG (sack, FLAG_APPLIED))
1087 {
1088 if (op->container)
1089 {
1090 if (op->container != sack)
1091 {
1092 tmp = op->container;
1093 apply_container (op, tmp);
1094 sprintf (buf, "You close %s and open ", query_name (tmp));
1095 op->container = sack;
1096 strcat (buf, query_name (sack));
1097 strcat (buf, ".");
1098 }
1099 else
1100 {
1101 CLEAR_FLAG (sack, FLAG_APPLIED);
1102 op->container = NULL;
1103 sprintf (buf, "You close %s.", query_name (sack));
1104 }
1105 } 750 }
1106 else 751 else
1107 { 752 {
1108 CLEAR_FLAG (sack, FLAG_APPLIED); 753 sack->flag [FLAG_APPLIED] = false; // might be applied in inv, let the user close it
1109 sprintf (buf, "You open %s.", query_name (sack)); 754 esrv_update_item (UPD_FLAGS, op, sack);
1110 SET_FLAG (sack, FLAG_APPLIED); 755 op->statusmsg (format ("You don't have the key to unlock %s.", query_name (sack)));
1111 op->container = sack; 756 return 1;
1112 } 757 }
758 }
759
760 if (sack->env && !sack->flag [FLAG_APPLIED])
761 {
762 // it is in our env, so activate it, do not open yet
763 op->close_container ();
764 sack->flag [FLAG_APPLIED] = true;
765 esrv_update_item (UPD_FLAGS, op, sack);
766 op->statusmsg (format ("You ready %s.", query_name (sack)));
1113 } 767 }
1114 else 768 else
1115 { /* not applied */ 769 op->open_container (sack);
1116 if (sack->slaying)
1117 { /* it's locked */
1118 tmp = find_key (op, op, sack);
1119 if (tmp)
1120 {
1121 sprintf (buf, "You unlock %s with %s.", query_name (sack), query_name (tmp));
1122 SET_FLAG (sack, FLAG_APPLIED);
1123
1124 if (sack->env == NULL)
1125 { /* if it's on ground,open it also */
1126 new_draw_info (NDI_UNIQUE, 0, op, buf);
1127 apply_container (op, sack);
1128 return 1;
1129 }
1130 }
1131 else
1132 sprintf (buf, "You don't have the key to unlock %s.", query_name (sack));
1133 }
1134 else
1135 {
1136 sprintf (buf, "You readied %s.", query_name (sack));
1137 SET_FLAG (sack, FLAG_APPLIED);
1138
1139 if (sack->env == NULL)
1140 { /* if it's on ground,open it also */
1141 new_draw_info (NDI_UNIQUE, 0, op, buf);
1142 apply_container (op, sack);
1143 return 1;
1144 }
1145 }
1146 }
1147
1148 new_draw_info (NDI_UNIQUE, 0, op, buf);
1149
1150 if (op->contr)
1151 op->contr->ns->floorbox_update ();
1152 770
1153 return 1; 771 return 1;
1154} 772}
1155
1156/**
1157 * Eneq(@csd.uu.se): Handle apply on containers. This is for containers
1158 * the player has in their inventory, eg, sacks, luggages, etc.
1159 *
1160 * Moved to own function and added many features [Tero.Haatanen@lut.fi]
1161 * This version is for client/server mode.
1162 * op is the player, sack is the container the player is opening or closing.
1163 * return 1 if an object is apllied somehow or another, 0 if error/no apply
1164 *
1165 * Reminder - there are three states for any container - closed (non applied),
1166 * applied (not open, but objects that match get tossed into it), and open
1167 * (applied flag set, and op->container points to the open container)
1168 */
1169
1170int
1171esrv_apply_container (object *op, object *sack)
1172{
1173 object *tmp = op->container;
1174
1175 if (op->type != PLAYER)
1176 return 0; /* This might change */
1177
1178 if (sack == NULL || sack->type != CONTAINER)
1179 {
1180 LOG (llevError, "esrv_apply_container: %s is not container!\n", sack ? &sack->name : "[nullobject]");
1181 return 0;
1182 }
1183
1184 /* If we have a currently open container, then it needs to be closed in all cases
1185 * if we are opening this one up. We then fall through if appropriate for
1186 * openening the new container.
1187 */
1188
1189 if (op->container && QUERY_FLAG (sack, FLAG_APPLIED))
1190 {
1191 if (op->container->env != op)
1192 { /* if container is on the ground */
1193 op->container->move_off = 0;
1194 }
1195
1196 if (INVOKE_OBJECT (CLOSE, tmp, ARG_OBJECT (op)))
1197 return 1;
1198
1199 new_draw_info_format (NDI_UNIQUE, 0, op, "You close %s.", query_name (op->container));
1200 CLEAR_FLAG (op->container, FLAG_APPLIED);
1201 op->container = NULL;
1202 esrv_update_item (UPD_FLAGS, op, tmp);
1203 if (tmp == sack)
1204 return 1;
1205 }
1206
1207
1208 /* If the player is trying to open it (which he must be doing if we got here),
1209 * and it is locked, check to see if player has the equipment to open it.
1210 */
1211
1212 if (sack->slaying)
1213 { /* it's locked */
1214 tmp = find_key (op, op, sack);
1215 if (tmp)
1216 {
1217 new_draw_info_format (NDI_UNIQUE, 0, op, "You unlock %s with %s.", query_name (sack), query_name (tmp));
1218 }
1219 else
1220 {
1221 new_draw_info_format (NDI_UNIQUE, 0, op, "You don't have the key to unlock %s.", query_name (sack));
1222 return 0;
1223 }
1224 }
1225
1226 /* By the time we get here, we have made sure any other container has been closed and
1227 * if this is a locked container, the player they key to open it.
1228 */
1229
1230 /* There are really two cases - the sack is either on the ground, or the sack is
1231 * part of the players inventory. If on the ground, we assume that the player is
1232 * opening it, since if it was being closed, that would have been taken care of above.
1233 */
1234
1235
1236 if (sack->env != op)
1237 {
1238 /* Hypothetical case - the player is trying to open a sack that belong to someone
1239 * else. This normally should not happen, but a misbehaving client/player could
1240 * try to do it, so lets handle it gracefully.
1241 */
1242 if (sack->env)
1243 {
1244 new_draw_info_format (NDI_UNIQUE, 0, op, "You can't open %s", query_name (sack));
1245 return 0;
1246 }
1247 /* set these so when the player walks off, we can unapply the sack */
1248 sack->move_off = MOVE_ALL; /* trying force closing it */
1249
1250 CLEAR_FLAG (sack, FLAG_APPLIED);
1251 new_draw_info_format (NDI_UNIQUE, 0, op, "You open %s.", query_name (sack));
1252 SET_FLAG (sack, FLAG_APPLIED);
1253 op->container = sack;
1254 esrv_update_item (UPD_FLAGS, op, sack);
1255 esrv_send_inventory (op, sack);
1256
1257 }
1258 else
1259 { /* sack is in players inventory */
1260 if (QUERY_FLAG (sack, FLAG_APPLIED))
1261 { /* readied sack becoming open */
1262 CLEAR_FLAG (sack, FLAG_APPLIED);
1263 new_draw_info_format (NDI_UNIQUE, 0, op, "You open %s.", query_name (sack));
1264 SET_FLAG (sack, FLAG_APPLIED);
1265 op->container = sack;
1266 esrv_update_item (UPD_FLAGS, op, sack);
1267 esrv_send_inventory (op, sack);
1268 }
1269 else
1270 {
1271 CLEAR_FLAG (sack, FLAG_APPLIED);
1272 new_draw_info_format (NDI_UNIQUE, 0, op, "You readied %s.", query_name (sack));
1273 SET_FLAG (sack, FLAG_APPLIED);
1274 esrv_update_item (UPD_FLAGS, op, sack);
1275 }
1276 }
1277 return 1;
1278}
1279
1280 773
1281/** 774/**
1282 * Handles dropping things on altar. 775 * Handles dropping things on altar.
1283 * Returns true if sacrifice was accepted. 776 * Returns true if sacrifice was accepted.
1284 */ 777 */
… …
1287{ 780{
1288 /* Only players can make sacrifices on spell casting altars. */ 781 /* Only players can make sacrifices on spell casting altars. */
1289 if (altar->inv && (!originator || originator->type != PLAYER)) 782 if (altar->inv && (!originator || originator->type != PLAYER))
1290 return 0; 783 return 0;
1291 784
1292 if (operate_altar (altar, &sacrifice)) 785 if (operate_altar (altar, &sacrifice, originator))
1293 { 786 {
1294 /* Simple check. Unfortunately, it means you can't cast magic bullet 787 /* Simple check. Unfortunately, it means you can't cast magic bullet
1295 * with an altar. We call it a Potion - altars are stationary - it 788 * with an altar. We call it a Potion - altars are stationary - it
1296 * is up to map designers to use them properly. 789 * is up to map designers to use them properly.
1297 */ 790 */
1298 if (altar->inv && altar->inv->type == SPELL) 791 if (altar->inv && altar->inv->type == SPELL)
1299 { 792 {
1300 new_draw_info_format (NDI_BLACK, 0, originator, "The altar casts %s.", &altar->inv->name); 793 originator->statusmsg (format ("The altar casts %s.", &altar->inv->name));
1301 cast_spell (originator, altar, 0, altar->inv, NULL); 794 cast_spell (originator, altar, 0, altar->inv, NULL);
1302 /* If it is connected, push the button. Fixes some problems with 795 /* If it is connected, push the button. Fixes some problems with
1303 * old maps. 796 * old maps.
1304 */ 797 */
1305 798
1306/* push_button (altar);*/ 799/* push_button (altar);*/
1307 } 800 }
1308 else 801 else
1309 { 802 {
1310 altar->value = 1; /* works only once */ 803 altar->value = 1; /* works only once */
1311 push_button (altar); 804 push_button (altar, originator);
1312 } 805 }
1313 806
1314 return !sacrifice; 807 return !sacrifice;
1315 } 808 }
1316 else 809 else
… …
1329{ 822{
1330 int rv = 0; 823 int rv = 0;
1331 double opinion; 824 double opinion;
1332 object *tmp, *next; 825 object *tmp, *next;
1333 826
1334 SET_FLAG (op, FLAG_NO_APPLY); /* prevent loops */ 827 op->set_flag (FLAG_NO_APPLY); /* prevent loops */
1335 828
1336 if (op->type != PLAYER) 829 bool has_unpaid = false;
830
831 // quite inefficient to do this here twice, but the api doesn't lend itself to
832 // a quick and small change :(
833 for (object::depth_iterator item = op->begin (); item != op->end (); ++item)
834 if (item->flag [FLAG_UNPAID])
835 {
836 has_unpaid = true;
837 break;
838 }
839
840 if (!op->is_player ())
1337 { 841 {
1338 /* Remove all the unpaid objects that may be carried here. 842 /* Remove all the unpaid objects that may be carried here.
1339 * This could be pets or monsters that are somehow in 843 * This could be pets or monsters that are somehow in
1340 * the shop. 844 * the shop.
1341 */ 845 */
1342 for (tmp = op->inv; tmp; tmp = next) 846 for (tmp = op->inv; tmp; tmp = next)
1343 { 847 {
1344 next = tmp->below; 848 next = tmp->below;
1345 849
1346 if (QUERY_FLAG (tmp, FLAG_UNPAID)) 850 if (tmp->flag [FLAG_UNPAID])
1347 { 851 {
1348 int i = find_free_spot (tmp, op->map, op->x, op->y, 1, 9); 852 int i = find_free_spot (tmp, op->map, op->x, op->y, 1, 9);
1349 853
854 if (i >= 0)
1350 tmp->remove (); 855 tmp->move (i);
1351
1352 if (i == -1)
1353 i = 0;
1354
1355 tmp->map = op->map;
1356 tmp->x = op->x + freearr_x[i];
1357 tmp->y = op->y + freearr_y[i];
1358 insert_ob_in_map (tmp, op->map, op, 0);
1359 } 856 }
1360 } 857 }
1361 858
1362 /* Don't teleport things like spell effects */ 859 /* Don't teleport things like spell effects */
1363 if (QUERY_FLAG (op, FLAG_NO_PICK)) 860 if (op->flag [FLAG_NO_PICK])
1364 return 0; 861 return 0;
1365 862
1366 /* unpaid objects, or non living objects, can't transfer by 863 /* unpaid objects, or non living objects, can't transfer by
1367 * shop mats. Instead, put it on a nearby space. 864 * shop mats. Instead, put it on a nearby space.
1368 */ 865 */
1369 if (QUERY_FLAG (op, FLAG_UNPAID) || !QUERY_FLAG (op, FLAG_ALIVE)) 866 if (op->flag [FLAG_UNPAID] || !op->flag [FLAG_ALIVE])
1370 { 867 {
1371
1372 /* Somebody dropped an unpaid item, just move to an adjacent place. */ 868 /* Somebody dropped an unpaid item, just move to an adjacent place. */
1373 int i = find_free_spot (op, op->map, op->x, op->y, 1, 9); 869 int i = find_free_spot (op, op->map, op->x, op->y, 1, 9);
1374 870
1375 if (i != -1) 871 if (i != -1)
1376 rv = transfer_ob (op, op->x + freearr_x[i], op->y + freearr_y[i], 0, shop_mat); 872 rv = transfer_ob (op, op->x + freearr_x[i], op->y + freearr_y[i], 0, shop_mat);
1377 873
1378 return 0; 874 return 0;
1379 } 875 }
876
1380 /* Removed code that checked for multipart objects - it appears that 877 /* Removed code that checked for multipart objects - it appears that
1381 * the teleport function should be able to handle this just fine. 878 * the teleport function should be able to handle this just fine.
1382 */ 879 */
1383 rv = teleport (shop_mat, SHOP_MAT, op); 880 rv = teleport (shop_mat, SHOP_MAT, op);
1384 } 881 }
1385 else if (can_pay (op) && get_payment (op)) 882 else if (can_pay (op) && get_payment (op))
1386 { 883 {
1387 /* this is only used for players */ 884 /* this is only used for players */
1388 rv = teleport (shop_mat, SHOP_MAT, op); 885 rv = teleport (shop_mat, SHOP_MAT, op);
1389 886
887 if (has_unpaid)
888 op->contr->play_sound (sound_find ("shop_buy"));
889 else if (op->is_in_shop ())
890 op->contr->play_sound (sound_find ("shop_enter"));
891 else
892 op->contr->play_sound (sound_find ("shop_leave"));
893
1390 if (shop_mat->msg) 894 if (shop_mat->msg)
1391 new_draw_info (NDI_UNIQUE, 0, op, shop_mat->msg); 895 op->statusmsg (shop_mat->msg);
1392 /* This check below is a bit simplistic - generally it should be correct, 896 /* This check below is a bit simplistic - generally it should be correct,
1393 * but there is never a guarantee that the bottom space on the map is 897 * but there is never a guarantee that the bottom space on the map is
1394 * actually the shop floor. 898 * actually the shop floor.
1395 */ 899 */
1396 else if (!rv && !is_in_shop (op)) 900 else if (!rv && !op->is_in_shop ())
1397 { 901 {
1398 opinion = shopkeeper_approval (op->map, op); 902 opinion = shopkeeper_approval (op->map, op);
1399 903
1400 if (opinion > 0.9) 904 op->statusmsg (
1401 new_draw_info (NDI_UNIQUE, 0, op, "The shopkeeper gives you a friendly wave."); 905 opinion >= 0.90 ? "The shopkeeper gives you a friendly wave."
1402 else if (opinion > 0.75) 906 : opinion >= 0.75 ? "The shopkeeper waves to you."
1403 new_draw_info (NDI_UNIQUE, 0, op, "The shopkeeper waves to you."); 907 : opinion >= 0.50 ? "The shopkeeper ignores you."
1404 else if (opinion > 0.5) 908 : "The shopkeeper glares at you with contempt."
1405 new_draw_info (NDI_UNIQUE, 0, op, "The shopkeeper ignores you.");
1406 else 909 );
1407 new_draw_info (NDI_UNIQUE, 0, op, "The shopkeeper glares at you with contempt.");
1408 } 910 }
1409 } 911 }
1410 else 912 else
1411 { 913 {
1412 /* if we get here, a player tried to leave a shop but was not able 914 /* if we get here, a player tried to leave a shop but was not able
1413 * to afford the items he has. We try to move the player so that 915 * to afford the items he has. We try to move the player so that
1414 * they are not on the mat anymore 916 * they are not on the mat anymore
1415 */ 917 */
1416 int i = find_free_spot (op, op->map, op->x, op->y, 1, 9); 918 int i = find_free_spot (op, op->map, op->x, op->y, 1, 9);
1417 919
1418 if (i == -1) 920 if (i == -1)
1419 {
1420 LOG (llevError, "Internal shop-mat problem.\n"); 921 LOG (llevError, "Internal shop-mat problem.\n");
1421 }
1422 else 922 else
1423 { 923 {
1424 op->remove (); 924 op->remove ();
1425 op->x += freearr_x[i]; 925 op->x += freearr_x[i];
1426 op->y += freearr_y[i]; 926 op->y += freearr_y[i];
1427 rv = insert_ob_in_map (op, op->map, shop_mat, 0) == NULL; 927 rv = insert_ob_in_map (op, op->map, shop_mat, 0) == NULL;
1428 } 928 }
1429 } 929 }
1430 930
1431 CLEAR_FLAG (op, FLAG_NO_APPLY); 931 op->clr_flag (FLAG_NO_APPLY);
1432 return rv; 932 return rv;
1433} 933}
1434 934
1435/** 935/**
1436 * Handles applying a sign. 936 * Handles applying a sign.
1437 */ 937 */
1438static void 938static void
1439apply_sign (object *op, object *sign, int autoapply) 939apply_sign (object *op, object *sign, int autoapply)
1440{ 940{
1441 readable_message_type *msgType; 941 if (!op->is_player())
1442 char newbuf[HUGE_BUF]; 942 return;
1443 943
1444 if (sign->msg == NULL) 944 if (sign->has_dialogue ())
1445 { 945 {
1446 new_draw_info (NDI_UNIQUE, 0, op, "Nothing is written on it."); 946 op->statusmsg (format ("Maybe you should I<talk> to the %s instead?", &sign->name));
1447 return; 947 return;
1448 } 948 }
1449 949
950 if (!sign->msg)
951 {
952 op->contr->infobox (MSG_CHANNEL ("examine"),
953 format ("T<%s>\n\n Nothing %sis written on it.",
954 &sign->name,
955 sign->name == sign->arch->name ? "" : "else "));
956 return;
957 }
958
1450 if (sign->stats.food) 959 if (sign->stats.food)
1451 { 960 {
1452 if (sign->last_eat >= sign->stats.food) 961 if (sign->last_eat >= sign->stats.food)
1453 { 962 {
1454 if (!sign->move_on) 963 if (!sign->move_on)
1455 new_draw_info (NDI_UNIQUE, 0, op, "You cannot read it anymore."); 964 op->failmsg ("You cannot read it anymore.");
965
1456 return; 966 return;
1457 } 967 }
1458 968
1459 if (!QUERY_FLAG (op, FLAG_WIZPASS)) 969 if (!op->flag [FLAG_WIZPASS])
1460 sign->last_eat++; 970 sign->last_eat++;
1461 } 971 }
1462 972
1463 /* Sign or magic mouth? Do we need to see it, or does it talk to us? 973 /* Sign or magic mouth? Do we need to see it, or does it talk to us?
1464 * No way to know for sure. The presumption is basically that if 974 * No way to know for sure. The presumption is basically that if
1465 * move_on is zero, it needs to be manually applied (doesn't talk 975 * move_on is zero, it needs to be manually applied (doesn't talk
1466 * to us). 976 * to us).
1467 */ 977 */
1468 if (QUERY_FLAG (op, FLAG_BLIND) && !QUERY_FLAG (op, FLAG_WIZ) && !sign->move_on) 978 if (op->flag [FLAG_BLIND] && !op->flag [FLAG_WIZ] && !sign->move_on)
1469 { 979 {
1470 new_draw_info (NDI_UNIQUE, 0, op, "You are unable to read while blind."); 980 op->failmsg ("You are unable to read while blind!");
1471 return; 981 return;
1472 } 982 }
1473 msgType = get_readable_message_type (sign);
1474 snprintf (newbuf, sizeof (newbuf), "%hhu %s", autoapply ? 1 : 0, &sign->msg);
1475 draw_ext_info (NDI_UNIQUE | NDI_NAVY, 0, op, msgType->message_type, msgType->message_subtype, newbuf, &sign->msg);
1476}
1477 983
1478/** 984 if (op->contr)
1479 * 'victim' moves onto 'trap' 985 if (client *ns = op->contr->ns)
1480 * 'victim' leaves 'trap' 986 {
1481 * effect is determined by move_on/move_off of trap and move_type of victime. 987 if (sign->sound)
1482 * 988 ns->play_sound (sign->sound);
1483 * originator: Player, monster or other object that caused 'victim' to move 989 else if (autoapply)
1484 * onto 'trap'. Will receive messages caused by this action. May be NULL. 990 ns->play_sound (sound_find ("msg_voice"));
1485 * However, some types of traps require an originator to function. 991
1486 */ 992 op->contr->infobox (MSG_CHANNEL ("examine"), format ("T<%s>\n\n%s", &sign->name, &sign->msg));
1487void 993 }
994}
995
996static void
1488move_apply (object *trap, object *victim, object *originator) 997move_apply_hole (object *trap, object *victim)
1489{ 998{
1490 static int recursion_depth = 0; 999 /* Hole not open? */
1491 1000 if (trap->stats.wc > 0)
1492 /* Only exits affect DMs. */
1493 if (QUERY_FLAG (victim, FLAG_WIZPASS) && trap->type != EXIT && trap->type != SIGN)
1494 return; 1001 return;
1495 1002
1496 /* move_apply() is the most likely candidate for causing unwanted and 1003 /* Is this a multipart monster and not the head? If so, return.
1497 * possibly unlimited recursion. 1004 * Processing will happen if the head runs into the pit
1498 */ 1005 */
1499 /* The following was changed because it was causing perfeclty correct 1006 if (victim->head)
1500 * maps to fail. 1) it's not an error to recurse:
1501 * rune detonates, summoning monster. monster lands on nearby rune.
1502 * nearby rune detonates. This sort of recursion is expected and
1503 * proper. This code was causing needless crashes.
1504 */
1505 if (recursion_depth >= 500)
1506 {
1507 LOG (llevDebug, "WARNING: move_apply(): aborting recursion "
1508 "[trap arch %s, name %s; victim arch %s, name %s]\n", &trap->arch->name, &trap->name, &victim->arch->name, &victim->name);
1509 return; 1007 return;
1510 }
1511 recursion_depth++;
1512 if (trap->head)
1513 trap = trap->head;
1514 1008
1515 if (INVOKE_OBJECT (MOVE_TRIGGER, trap, ARG_OBJECT (victim), ARG_OBJECT (originator))) 1009 // now find all possible locations and randomly pick one
1516 goto leave; 1010 int dir = find_free_spot (victim, trap->map, EXIT_X (trap), EXIT_Y (trap), 0,
1011 trap->range >= 3 ? SIZEOFFREE3 + 1
1012 : trap->range >= 2 ? SIZEOFFREE2 + 1
1013 : trap->range >= 1 ? SIZEOFFREE1 + 1
1014 : SIZEOFFREE0 + 1);
1517 1015
1518 switch (trap->type) 1016 if (dir < 0)
1519 {
1520 case PLAYERMOVER:
1521 if (trap->attacktype && (trap->level || victim->type != PLAYER) && !should_director_abort (trap, victim))
1522 {
1523 if (!trap->stats.maxsp)
1524 trap->stats.maxsp = 2;
1525
1526 /* Is this correct? From the docs, it doesn't look like it
1527 * should be divided by trap->speed
1528 */
1529 victim->speed_left = -FABS (trap->stats.maxsp * victim->speed / trap->speed);
1530
1531 /* Just put in some sanity check. I think there is a bug in the
1532 * above with some objects have zero speed, and thus the player
1533 * getting permanently paralyzed.
1534 */
1535 if (victim->speed_left < -50.0)
1536 victim->speed_left = -50.0;
1537 /* LOG(llevDebug, "apply, playermove, player speed_left=%f\n", victim->speed_left); */
1538 }
1539 goto leave;
1540
1541 case SPINNER:
1542 if (victim->direction)
1543 {
1544 victim->direction = absdir (victim->direction - trap->stats.sp);
1545 update_turn_face (victim);
1546 }
1547 goto leave;
1548
1549 case DIRECTOR:
1550 if (victim->direction && !should_director_abort (trap, victim))
1551 {
1552 victim->direction = trap->stats.sp;
1553 update_turn_face (victim);
1554 }
1555 goto leave;
1556
1557 case BUTTON:
1558 case PEDESTAL:
1559 update_button (trap);
1560 goto leave;
1561
1562 case ALTAR:
1563 /* sacrifice victim on trap */
1564 apply_altar (trap, victim, originator);
1565 goto leave;
1566
1567 case THROWN_OBJ:
1568 if (trap->inv == NULL)
1569 goto leave;
1570 /* fallthrough */
1571
1572 case ARROW:
1573 /* bad bug: monster throw a object, make a step forwards, step on object ,
1574 * trigger this here and get hit by own missile - and will be own enemy.
1575 * Victim then is his own enemy and will start to kill herself (this is
1576 * removed) but we have not synced victim and his missile. To avoid senseless
1577 * action, we avoid hits here
1578 */
1579 if ((QUERY_FLAG (victim, FLAG_ALIVE) && trap->speed) && trap->owner != victim)
1580 hit_with_arrow (trap, victim);
1581 goto leave;
1582
1583 case SPELL_EFFECT:
1584 apply_spell_effect (trap, victim);
1585 goto leave;
1586
1587 case TRAPDOOR:
1588 {
1589 int max, sound_was_played;
1590 object *ab, *ab_next;
1591
1592 if (!trap->value)
1593 {
1594 int tot;
1595
1596 for (ab = trap->above, tot = 0; ab != NULL; ab = ab->above)
1597 if ((ab->move_type && trap->move_on) || ab->move_type == 0)
1598 tot += (ab->nrof ? ab->nrof : 1) * ab->weight + ab->carrying;
1599
1600 if (!(trap->value = (tot > trap->weight) ? 1 : 0))
1601 goto leave;
1602
1603 SET_ANIMATION (trap, trap->value);
1604 update_object (trap, UP_OBJ_FACE);
1605 }
1606
1607 for (ab = trap->above, max = 100, sound_was_played = 0; --max && ab; ab = ab_next)
1608 {
1609 /* need to set this up, since if we do transfer the object,
1610 * ab->above would be bogus
1611 */
1612 ab_next = ab->above;
1613
1614 if ((ab->move_type && trap->move_on) || ab->move_type == 0)
1615 {
1616 if (!sound_was_played)
1617 {
1618 play_sound_map (trap->map, trap->x, trap->y, SOUND_FALL_HOLE);
1619 sound_was_played = 1;
1620 }
1621 new_draw_info (NDI_UNIQUE, 0, ab, "You fall into a trapdoor!");
1622 transfer_ob (ab, (int) EXIT_X (trap), (int) EXIT_Y (trap), 0, ab);
1623 }
1624 }
1625 goto leave;
1626 }
1627
1628
1629 case CONVERTER:
1630 if (convert_item (victim, trap) < 0)
1631 {
1632 object *op;
1633
1634 new_draw_info_format (NDI_UNIQUE, 0, originator, "The %s seems to be broken!", query_name (trap));
1635
1636 op = get_archetype ("burnout");
1637 if (op != NULL)
1638 {
1639 op->x = trap->x;
1640 op->y = trap->y;
1641 insert_ob_in_map (op, trap->map, trap, 0);
1642 }
1643 }
1644 goto leave;
1645
1646 case TRIGGER_BUTTON:
1647 case TRIGGER_PEDESTAL:
1648 case TRIGGER_ALTAR:
1649 check_trigger (trap, victim);
1650 goto leave;
1651
1652 case DEEP_SWAMP:
1653 walk_on_deep_swamp (trap, victim);
1654 goto leave;
1655
1656 case CHECK_INV:
1657 check_inv (victim, trap);
1658 goto leave;
1659
1660 case HOLE:
1661 /* Hole not open? */
1662 if (trap->stats.wc > 0)
1663 goto leave;
1664
1665 /* Is this a multipart monster and not the head? If so, return.
1666 * Processing will happen if the head runs into the pit
1667 */
1668 if (victim->head)
1669 goto leave;
1670
1671 play_sound_map (victim->map, victim->x, victim->y, SOUND_FALL_HOLE);
1672 new_draw_info (NDI_UNIQUE, 0, victim, "You fall through the hole!\n");
1673 transfer_ob (victim, EXIT_X (trap), EXIT_Y (trap), 1, victim);
1674 goto leave;
1675
1676 case EXIT:
1677 if (victim->type == PLAYER && EXIT_PATH (trap))
1678 {
1679 /* Basically, don't show exits leading to random maps the
1680 * players output.
1681 */
1682 if (trap->msg && strncmp (EXIT_PATH (trap), "/!", 2) && strncmp (EXIT_PATH (trap), "/random/", 8))
1683 new_draw_info (NDI_NAVY, 0, victim, trap->msg);
1684 enter_exit (victim, trap);
1685 }
1686 goto leave;
1687
1688 case ENCOUNTER:
1689 /* may be some leftovers on this */
1690 goto leave;
1691
1692 case SHOP_MAT:
1693 apply_shop_mat (trap, victim);
1694 goto leave;
1695
1696 /* Drop a certain amount of gold, and have one item identified */
1697 case IDENTIFY_ALTAR:
1698 apply_id_altar (victim, trap, originator);
1699 goto leave;
1700
1701 case SIGN:
1702 if (victim->type != PLAYER && trap->stats.food > 0)
1703 goto leave; /* monsters musn't apply magic_mouths with counters */
1704
1705 apply_sign (victim, trap, 1);
1706 goto leave;
1707
1708 case CONTAINER:
1709 if (victim->type == PLAYER)
1710 (void) esrv_apply_container (victim, trap);
1711 else
1712 (void) apply_container (victim, trap);
1713 goto leave;
1714
1715 case RUNE:
1716 case TRAP:
1717 if (trap->level && QUERY_FLAG (victim, FLAG_ALIVE))
1718 {
1719 spring_trap (trap, victim);
1720 }
1721 goto leave;
1722
1723 default:
1724 LOG (llevDebug, "name %s, arch %s, type %d with fly/walk on/off not "
1725 "handled in move_apply()\n", &trap->name, &trap->arch->name, trap->type);
1726 goto leave;
1727 }
1728
1729leave:
1730 recursion_depth--;
1731}
1732
1733/**
1734 * Handles reading a regular (ie not containing a spell) book.
1735 */
1736static void
1737apply_book (object *op, object *tmp)
1738{
1739 int lev_diff;
1740 object *skill_ob;
1741
1742 if (QUERY_FLAG (op, FLAG_BLIND) && !QUERY_FLAG (op, FLAG_WIZ))
1743 {
1744 new_draw_info (NDI_UNIQUE, 0, op, "You are unable to read while blind.");
1745 return; 1017 return;
1746 }
1747 if (tmp->msg == NULL)
1748 {
1749 new_draw_info_format (NDI_UNIQUE, 0, op, "You open the %s and find it empty.", &tmp->name);
1750 return;
1751 }
1752 1018
1753 /* need a literacy skill to read stuff! */ 1019 victim->play_sound (trap->sound ? trap->sound : sound_find ("fall_hole"));
1754 skill_ob = find_skill_by_name (op, tmp->skill); 1020 victim->statusmsg ("You fall through the hole!", NDI_RED);
1755 if (!skill_ob)
1756 {
1757 new_draw_info (NDI_UNIQUE, 0, op, "You are unable to decipher the strange symbols.");
1758 return;
1759 }
1760 lev_diff = tmp->level - (skill_ob->level + 5);
1761 if (!QUERY_FLAG (op, FLAG_WIZ) && lev_diff > 0)
1762 {
1763 if (lev_diff < 2)
1764 new_draw_info (NDI_UNIQUE, 0, op, "This book is just barely beyond your comprehension.");
1765 else if (lev_diff < 3)
1766 new_draw_info (NDI_UNIQUE, 0, op, "This book is slightly beyond your comprehension.");
1767 else if (lev_diff < 5)
1768 new_draw_info (NDI_UNIQUE, 0, op, "This book is beyond your comprehension.");
1769 else if (lev_diff < 8)
1770 new_draw_info (NDI_UNIQUE, 0, op, "This book is quite a bit beyond your comprehension.");
1771 else if (lev_diff < 15)
1772 new_draw_info (NDI_UNIQUE, 0, op, "This book is way beyond your comprehension.");
1773 else
1774 new_draw_info (NDI_UNIQUE, 0, op, "This book is totally beyond your comprehension.");
1775 return;
1776 }
1777 1021
1778 readable_message_type *msgType = get_readable_message_type (tmp); 1022 transfer_ob (victim,
1779 1023 EXIT_X (trap) + freearr_x[dir],
1780 draw_ext_info_format (NDI_UNIQUE | NDI_NAVY, 0, op, 1024 EXIT_Y (trap) + freearr_y[dir],
1781 msgType->message_type, msgType->message_subtype, 1025 0, victim);
1782 "You open the %s and start reading.\n%s", "%s\n%s", long_desc (tmp, op), &tmp->msg);
1783
1784 /* gain xp from reading */
1785 if (!QUERY_FLAG (tmp, FLAG_NO_SKILL_IDENT))
1786 { /* only if not read before */
1787 int exp_gain = calc_skill_exp (op, tmp, skill_ob);
1788
1789 if (!QUERY_FLAG (tmp, FLAG_IDENTIFIED))
1790 {
1791 /*exp_gain *= 2; because they just identified it too */
1792 SET_FLAG (tmp, FLAG_IDENTIFIED);
1793
1794 /* If in a container, update how it looks */
1795 if (tmp->env)
1796 esrv_update_item (UPD_FLAGS | UPD_NAME, op, tmp);
1797 else
1798 op->contr->ns->floorbox_update ();
1799 }
1800
1801 change_exp (op, exp_gain, skill_ob->skill, 0);
1802 SET_FLAG (tmp, FLAG_NO_SKILL_IDENT); /* so no more xp gained from this book */
1803 }
1804}
1805
1806/**
1807 * Handles the applying of a skill scroll, calling learn_skill straight.
1808 * op is the person learning the skill, tmp is the skill scroll object
1809 */
1810static void
1811apply_skillscroll (object *op, object *tmp)
1812{
1813 switch ((int) learn_skill (op, tmp))
1814 {
1815 case 0:
1816 new_draw_info (NDI_UNIQUE, 0, op, "You already possess the knowledge ");
1817 new_draw_info_format (NDI_UNIQUE, 0, op, "held within the %s.\n", query_name (tmp));
1818 return;
1819
1820 case 1:
1821 new_draw_info_format (NDI_UNIQUE, 0, op, "You succeed in learning %s", &tmp->skill);
1822 decrease_ob (tmp);
1823 return;
1824
1825 default:
1826 new_draw_info_format (NDI_UNIQUE, 0, op, "You fail to learn the knowledge of the %s.\n", query_name (tmp));
1827 decrease_ob (tmp);
1828 return;
1829 }
1830}
1831
1832/**
1833 * Actually makes op learn spell.
1834 * Informs player of what happens.
1835 */
1836void
1837do_learn_spell (object *op, object *spell, int special_prayer)
1838{
1839 object *tmp;
1840
1841 if (op->type != PLAYER)
1842 {
1843 LOG (llevError, "BUG: do_learn_spell(): not a player\n");
1844 return;
1845 }
1846
1847 /* Upgrade special prayers to normal prayers */
1848 if ((tmp = check_spell_known (op, spell->name)) != NULL)
1849 {
1850 if (special_prayer && !QUERY_FLAG (tmp, FLAG_STARTEQUIP))
1851 {
1852 LOG (llevError, "BUG: do_learn_spell(): spell already known, but not marked as startequip\n");
1853 return;
1854 }
1855 return;
1856 }
1857
1858 play_sound_player_only (op->contr, SOUND_LEARN_SPELL, 0, 0);
1859 tmp = spell->clone ();
1860 insert_ob_in_ob (tmp, op);
1861
1862 if (special_prayer)
1863 SET_FLAG (tmp, FLAG_STARTEQUIP);
1864
1865 esrv_add_spells (op->contr, tmp);
1866}
1867
1868/**
1869 * Erases spell from player's inventory.
1870 */
1871void
1872do_forget_spell (object *op, const char *spell)
1873{
1874 object *spob;
1875
1876 if (op->type != PLAYER)
1877 {
1878 LOG (llevError, "BUG: do_forget_spell(): not a player\n");
1879 return;
1880 }
1881 if ((spob = check_spell_known (op, spell)) == NULL)
1882 {
1883 LOG (llevError, "BUG: do_forget_spell(): spell not known\n");
1884 return;
1885 }
1886
1887 new_draw_info_format (NDI_UNIQUE | NDI_NAVY, 0, op, "You lose knowledge of %s.", spell);
1888 player_unready_range_ob (op->contr, spob);
1889 esrv_remove_spell (op->contr, spob);
1890 spob->destroy ();
1891}
1892
1893/**
1894 * Handles player applying a spellbook.
1895 * Checks whether player has knowledge of required skill, doesn't already know the spell,
1896 * stuff like that. Random learning failure too.
1897 */
1898static void
1899apply_spellbook (object *op, object *tmp)
1900{
1901 object *skop, *spell, *spell_skill;
1902
1903 if (QUERY_FLAG (op, FLAG_BLIND) && !QUERY_FLAG (op, FLAG_WIZ))
1904 {
1905 new_draw_info (NDI_UNIQUE, 0, op, "You are unable to read while blind.");
1906 return;
1907 }
1908
1909 /* artifact_spellbooks have 'slaying' field point to a spell name,
1910 * instead of having their spell stored in stats.sp. These are
1911 * legacy spellbooks
1912 */
1913
1914 if (tmp->slaying != NULL)
1915 {
1916 spell = arch_to_object (find_archetype_by_object_name (tmp->slaying));
1917 if (!spell)
1918 {
1919 new_draw_info_format (NDI_UNIQUE, 0, op, "The book's formula for %s is incomplete", &tmp->slaying);
1920 return;
1921 }
1922 else
1923 insert_ob_in_ob (spell, tmp);
1924 tmp->slaying = NULL;
1925 }
1926
1927 skop = find_skill_by_name (op, tmp->skill);
1928
1929 /* need a literacy skill to learn spells. Also, having a literacy level
1930 * lower than the spell will make learning the spell more difficult */
1931 if (!skop)
1932 {
1933 new_draw_info (NDI_UNIQUE, 0, op, "You can't read! Your attempt fails.");
1934 return;
1935 }
1936
1937 spell = tmp->inv;
1938
1939 if (!spell)
1940 {
1941 LOG (llevError, "apply_spellbook: Book %s has no spell in it!\n", &tmp->name);
1942 new_draw_info (NDI_UNIQUE, 0, op, "The spellbook symbols make no sense.");
1943 return;
1944 }
1945
1946 if (skop->level < int (sqrtf (spell->level) * 1.5f))
1947 {
1948 new_draw_info (NDI_UNIQUE, 0, op, "It is too hard to read at your level: You are unable to decipher the strange symbols.");
1949 return;
1950 }
1951
1952 new_draw_info_format (NDI_UNIQUE, 0, op, "The spellbook contains the %s level spell %s.", get_levelnumber (spell->level), &spell->name);
1953
1954 if (!QUERY_FLAG (tmp, FLAG_IDENTIFIED))
1955 {
1956 identify (tmp);
1957
1958 if (tmp->env)
1959 esrv_update_item (UPD_FLAGS | UPD_NAME, op, tmp);
1960 else
1961 op->contr->ns->floorbox_update ();
1962 }
1963
1964 /* I removed the check for special_prayer_mark here - it didn't make
1965 * a lot of sense - special prayers are not found in spellbooks, and
1966 * if the player doesn't know the spell, doesn't make a lot of sense that
1967 * they would have a special prayer mark.
1968 */
1969 if (check_spell_known (op, spell->name))
1970 {
1971 new_draw_info (NDI_UNIQUE, 0, op, "You already know that spell.\n");
1972 return;
1973 }
1974
1975 if (spell->skill)
1976 {
1977 spell_skill = find_skill_by_name (op, spell->skill);
1978
1979 if (!spell_skill)
1980 {
1981 new_draw_info_format (NDI_UNIQUE, 0, op, "You lack the skill %s to use this spell", &spell->skill);
1982 return;
1983 }
1984
1985 if (spell_skill->level < spell->level)
1986 {
1987 new_draw_info_format (NDI_UNIQUE, 0, op, "You need to be level %d in %s to learn this spell.", spell->level, &spell->skill);
1988 return;
1989 }
1990 }
1991
1992 /* Logic as follows
1993 *
1994 * 1- MU spells use Int to learn, Cleric spells use Wisdom
1995 *
1996 * 2- The learner's skill level in literacy adjusts the chance to learn
1997 * a spell.
1998 *
1999 * 3 -Automatically fail to learn if you read while confused
2000 *
2001 * Overall, chances are the same but a player will find having a high
2002 * literacy rate very useful! -b.t.
2003 */
2004 if (QUERY_FLAG (op, FLAG_CONFUSED))
2005 {
2006 new_draw_info (NDI_UNIQUE, 0, op, "In your confused state you flub the wording of the text!");
2007 scroll_failure (op, 0 - random_roll (0, spell->level, op, PREFER_LOW), MAX (spell->stats.sp, spell->stats.grace));
2008 }
2009 else if (QUERY_FLAG (tmp, FLAG_STARTEQUIP) ||
2010 (random_roll (0, 100, op, PREFER_LOW) - (5 * skop->level)) < learn_spell[spell->stats.grace ? op->stats.Wis : op->stats.Int])
2011 {
2012
2013 new_draw_info (NDI_UNIQUE, 0, op, "You succeed in learning the spell!");
2014 do_learn_spell (op, spell, 0);
2015
2016 /* xp gain to literacy for spell learning */
2017 if (!QUERY_FLAG (tmp, FLAG_STARTEQUIP))
2018 change_exp (op, calc_skill_exp (op, tmp, skop), skop->skill, 0);
2019 }
2020 else
2021 {
2022 play_sound_player_only (op->contr, SOUND_FUMBLE_SPELL, 0, 0);
2023 new_draw_info (NDI_UNIQUE, 0, op, "You fail to learn the spell.\n");
2024 }
2025 decrease_ob (tmp);
2026}
2027
2028/**
2029 * Handles applying a spell scroll.
2030 */
2031void
2032apply_scroll (object *op, object *tmp, int dir)
2033{
2034 object *skop;
2035
2036 if (QUERY_FLAG (op, FLAG_BLIND) && !QUERY_FLAG (op, FLAG_WIZ))
2037 {
2038 new_draw_info (NDI_UNIQUE, 0, op, "You are unable to read while blind.");
2039 return;
2040 }
2041
2042 if (!tmp->inv || tmp->inv->type != SPELL)
2043 {
2044 new_draw_info (NDI_UNIQUE, 0, op, "The scroll just doesn't make sense!");
2045 return;
2046 }
2047
2048 if (op->type == PLAYER)
2049 {
2050 /* players need a literacy skill to read stuff! */
2051 int exp_gain = 0;
2052
2053 /* hard code literacy - tmp->skill points to where the exp
2054 * should go for anything killed by the spell.
2055 */
2056 skop = find_skill_by_name (op, skill_names[SK_LITERACY]);
2057
2058 if (!skop)
2059 {
2060 new_draw_info (NDI_UNIQUE, 0, op, "You are unable to decipher the strange symbols.");
2061 return;
2062 }
2063
2064 if ((exp_gain = calc_skill_exp (op, tmp, skop)))
2065 change_exp (op, exp_gain, skop->skill, 0);
2066 }
2067
2068 if (!QUERY_FLAG (tmp, FLAG_IDENTIFIED))
2069 identify (tmp);
2070
2071 new_draw_info_format (NDI_BLACK, 0, op, "The scroll of %s turns to dust.", &tmp->inv->name);
2072
2073
2074 cast_spell (op, tmp, dir, tmp->inv, NULL);
2075 decrease_ob (tmp);
2076}
2077
2078/**
2079 * Applies a treasure object - by default, chest. op
2080 * is the person doing the applying, tmp is the treasure
2081 * chest.
2082 */
2083static void
2084apply_treasure (object *op, object *tmp)
2085{
2086 object *treas;
2087
2088
2089 /* Nice side effect of new treasure creation method is that the treasure
2090 * for the chest is done when the chest is created, and put into the chest
2091 * inventory. So that when the chest burns up, the items still exist. Also
2092 * prevents people fromt moving chests to more difficult maps to get better
2093 * treasure
2094 */
2095
2096 treas = tmp->inv;
2097 if (treas == NULL)
2098 {
2099 new_draw_info (NDI_UNIQUE, 0, op, "The chest was empty.");
2100 decrease_ob (tmp);
2101 return;
2102 }
2103 while (tmp->inv)
2104 {
2105 treas = tmp->inv;
2106
2107 treas->remove ();
2108 new_draw_info_format (NDI_UNIQUE, 0, op, "You find %s in the chest.", query_name (treas));
2109
2110 treas->x = op->x;
2111 treas->y = op->y;
2112 treas = insert_ob_in_map (treas, op->map, op, INS_BELOW_ORIGINATOR);
2113
2114 if (treas && (treas->type == RUNE || treas->type == TRAP) && treas->level && QUERY_FLAG (op, FLAG_ALIVE))
2115 spring_trap (treas, op);
2116
2117 /* If either player or container was destroyed, no need to do
2118 * further processing. I think this should be enclused with
2119 * spring trap above, as I don't think there is otherwise
2120 * any way for the treasure chest or player to get killed
2121 */
2122 if (op->destroyed () || tmp->destroyed ())
2123 break;
2124 }
2125
2126 if (!tmp->destroyed () && tmp->inv == NULL)
2127 decrease_ob (tmp);
2128
2129}
2130
2131/**
2132 * op eats food.
2133 * If player, takes care of messages and dragon special food.
2134 */
2135static void
2136apply_food (object *op, object *tmp)
2137{
2138 int capacity_remaining;
2139
2140 if (op->type != PLAYER)
2141 op->stats.hp = op->stats.maxhp;
2142 else
2143 {
2144 /* check if this is a dragon (player), eating some flesh */
2145 if (tmp->type == FLESH && is_dragon_pl (op) && dragon_eat_flesh (op, tmp))
2146 ;
2147 else
2148 {
2149 /* usual case - no dragon meal: */
2150 if (op->stats.food + tmp->stats.food > 999)
2151 {
2152 if (tmp->type == FOOD || tmp->type == FLESH)
2153 new_draw_info (NDI_UNIQUE, 0, op, "You feel full, but what a waste of food!");
2154 else
2155 new_draw_info (NDI_UNIQUE, 0, op, "Most of the drink goes down your face not your throat!");
2156 }
2157
2158 if (!QUERY_FLAG (tmp, FLAG_CURSED))
2159 {
2160 char buf[MAX_BUF];
2161
2162 if (!is_dragon_pl (op))
2163 {
2164 /* eating message for normal players */
2165 if (tmp->type == DRINK)
2166 sprintf (buf, "Ahhh...that %s tasted good.", &tmp->name);
2167 else
2168 sprintf (buf, "The %s tasted %s", &tmp->name, tmp->type == FLESH ? "terrible!" : "good.");
2169 }
2170 else
2171 {
2172 /* eating message for dragon players */
2173 sprintf (buf, "The %s tasted terrible!", &tmp->name);
2174 }
2175
2176 new_draw_info (NDI_UNIQUE, 0, op, buf);
2177 capacity_remaining = 999 - op->stats.food;
2178 op->stats.food += tmp->stats.food;
2179 if (capacity_remaining < tmp->stats.food)
2180 op->stats.hp += capacity_remaining / 50;
2181 else
2182 op->stats.hp += tmp->stats.food / 50;
2183 if (op->stats.hp > op->stats.maxhp)
2184 op->stats.hp = op->stats.maxhp;
2185 if (op->stats.food > 999)
2186 op->stats.food = 999;
2187 }
2188
2189 /* special food hack -b.t. */
2190 if (tmp->title || QUERY_FLAG (tmp, FLAG_CURSED))
2191 eat_special_food (op, tmp);
2192 }
2193 }
2194 handle_apply_yield (tmp);
2195 decrease_ob (tmp);
2196}
2197
2198/**
2199 * A dragon is eating some flesh. If the flesh contains resistances,
2200 * there is a chance for the dragon's skin to get improved.
2201 *
2202 * attributes:
2203 * object *op the object (dragon player) eating the flesh
2204 * object *meal the flesh item, getting chewed in dragon's mouth
2205 * return:
2206 * int 1 if eating successful, 0 if it doesn't work
2207 */
2208int
2209dragon_eat_flesh (object *op, object *meal)
2210{
2211 object *skin = NULL; /* pointer to dragon skin force */
2212 object *abil = NULL; /* pointer to dragon ability force */
2213 object *tmp = NULL; /* tmp. object */
2214
2215 char buf[MAX_BUF]; /* tmp. string buffer */
2216 double chance; /* improvement-chance of one resistance type */
2217 double totalchance = 1; /* total chance of gaining one resistance */
2218 double bonus = 0; /* level bonus (improvement is easier at lowlevel) */
2219 double mbonus = 0; /* monster bonus */
2220 int atnr_winner[NROFATTACKS]; /* winning candidates for resistance improvement */
2221 int winners = 0; /* number of winners */
2222 int i; /* index */
2223
2224 /* let's make sure and doublecheck the parameters */
2225 if (meal->type != FLESH || !is_dragon_pl (op))
2226 return 0;
2227
2228 /* now grab the 'dragon_skin'- and 'dragon_ability'-forces
2229 from the player's inventory */
2230 for (tmp = op->inv; tmp != NULL; tmp = tmp->below)
2231 {
2232 if (tmp->type == FORCE)
2233 {
2234 if (strcmp (tmp->arch->name, "dragon_skin_force") == 0)
2235 skin = tmp;
2236 else if (strcmp (tmp->arch->name, "dragon_ability_force") == 0)
2237 abil = tmp;
2238 }
2239 }
2240
2241 /* if either skin or ability are missing, this is an old player
2242 which is not to be considered a dragon -> bail out */
2243 if (skin == NULL || abil == NULL)
2244 return 0;
2245
2246 /* now start by filling stomache and health, according to food-value */
2247 if ((999 - op->stats.food) < meal->stats.food)
2248 op->stats.hp += (999 - op->stats.food) / 50;
2249 else
2250 op->stats.hp += meal->stats.food / 50;
2251 if (op->stats.hp > op->stats.maxhp)
2252 op->stats.hp = op->stats.maxhp;
2253
2254 op->stats.food = MIN (999, op->stats.food + meal->stats.food);
2255
2256 /*LOG(llevDebug, "-> player: %d, flesh: %d\n", op->level, meal->level); */
2257
2258 /* on to the interesting part: chances for adding resistance */
2259 for (i = 0; i < NROFATTACKS; i++)
2260 {
2261 if (meal->resist[i] > 0 && atnr_is_dragon_enabled (i))
2262 {
2263 /* got positive resistance, now calculate improvement chance (0-100) */
2264
2265 /* this bonus makes resistance increase easier at lower levels */
2266 bonus = (settings.max_level - op->level) * 30. / ((double) settings.max_level);
2267 if (i == abil->stats.exp)
2268 bonus += 5; /* additional bonus for resistance of ability-focus */
2269
2270 /* monster bonus increases with level, because high-level
2271 flesh is too rare */
2272 mbonus = op->level * 20. / ((double) settings.max_level);
2273
2274 chance = (((double) MIN (op->level + bonus, meal->level + bonus + mbonus)) * 100. /
2275 ((double) settings.max_level)) - skin->resist[i];
2276
2277 if (chance >= 0.)
2278 chance += 1.;
2279 else
2280 chance = (chance < -12) ? 0. : 1. / pow (2., -chance);
2281
2282 /* chance is proportional to amount of resistance (max. 50) */
2283 chance *= ((double) (MIN (meal->resist[i], 50))) / 50.;
2284
2285 /* doubled chance for resistance of ability-focus */
2286 if (i == abil->stats.exp)
2287 chance = MIN (100., chance * 2.);
2288
2289 /* now make the throw and save all winners (Don't insert luck bonus here!) */
2290 if (RANDOM () % 10000 < (int) (chance * 100))
2291 {
2292 atnr_winner[winners] = i;
2293 winners++;
2294 }
2295
2296 if (chance >= 0.01)
2297 totalchance *= 1 - chance / 100;
2298
2299 /*LOG(llevDebug, " %s: bonus %.1f, chance %.1f\n", attacks[i], bonus, chance); */
2300 }
2301 }
2302
2303 /* inverse totalchance as until now we have the failure-chance */
2304 totalchance = 100 - totalchance * 100;
2305 /* print message according to totalchance */
2306 if (totalchance > 50.)
2307 sprintf (buf, "Hmm! The %s tasted delicious!", &meal->name);
2308 else if (totalchance > 10.)
2309 sprintf (buf, "The %s tasted very good.", &meal->name);
2310 else if (totalchance > 1.)
2311 sprintf (buf, "The %s tasted good.", &meal->name);
2312 else if (totalchance > 0.1)
2313 sprintf (buf, "The %s tasted bland.", &meal->name);
2314 else if (totalchance >= 0.01)
2315 sprintf (buf, "The %s had a boring taste.", &meal->name);
2316 else if (meal->last_eat > 0 && atnr_is_dragon_enabled (meal->last_eat))
2317 sprintf (buf, "The %s tasted strange.", &meal->name);
2318 else
2319 sprintf (buf, "The %s had no taste.", &meal->name);
2320 new_draw_info (NDI_UNIQUE, 0, op, buf);
2321
2322 /* now choose a winner if we have any */
2323 i = -1;
2324 if (winners > 0)
2325 i = atnr_winner[RANDOM () % winners];
2326
2327 if (i >= 0 && i < NROFATTACKS && skin->resist[i] < 95)
2328 {
2329 /* resistance increased! */
2330 skin->resist[i]++;
2331 op->update_stats ();
2332
2333 sprintf (buf, "Your skin is now more resistant to %s!", change_resist_msg[i]);
2334 new_draw_info (NDI_UNIQUE | NDI_RED, 0, op, buf);
2335 }
2336
2337 /* if this flesh contains a new ability focus, we mark it
2338 into the ability_force and it will take effect on next level */
2339 if (meal->last_eat > 0 && atnr_is_dragon_enabled (meal->last_eat) && meal->last_eat != abil->last_eat)
2340 {
2341 abil->last_eat = meal->last_eat; /* write: last_eat <new attnr focus> */
2342
2343 if (meal->last_eat != abil->stats.exp)
2344 {
2345 sprintf (buf, "Your metabolism prepares to focus on %s!", change_resist_msg[meal->last_eat]);
2346 new_draw_info (NDI_UNIQUE, 0, op, buf);
2347 sprintf (buf, "The change will happen at level %d", abil->level + 1);
2348 new_draw_info (NDI_UNIQUE, 0, op, buf);
2349 }
2350 else
2351 {
2352 sprintf (buf, "Your metabolism will continue to focus on %s.", change_resist_msg[meal->last_eat]);
2353 new_draw_info (NDI_UNIQUE, 0, op, buf);
2354 abil->last_eat = 0;
2355 }
2356 }
2357 return 1;
2358}
2359
2360/**
2361 * Handles applying an improve armor scroll.
2362 * Does some sanity checks, then calls improve_armour.
2363 */
2364static void
2365apply_armour_improver (object *op, object *tmp)
2366{
2367 object *armor;
2368
2369 if (!QUERY_FLAG (op, FLAG_WIZCAST) && (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_NO_MAGIC))
2370 {
2371 new_draw_info (NDI_UNIQUE, 0, op, "Something blocks the magic of the scroll.");
2372 return;
2373 }
2374
2375 armor = find_marked_object (op);
2376
2377 if (!armor)
2378 {
2379 new_draw_info (NDI_UNIQUE, 0, op, "You need to mark an armor object.");
2380 return;
2381 }
2382
2383 if (armor->type != ARMOUR
2384 && armor->type != CLOAK
2385 && armor->type != BOOTS && armor->type != GLOVES && armor->type != BRACERS && armor->type != SHIELD && armor->type != HELMET)
2386 {
2387 new_draw_info (NDI_UNIQUE, 0, op, "Your marked item is not armour!\n");
2388 return;
2389 }
2390
2391 new_draw_info (NDI_UNIQUE, 0, op, "Applying armour enchantment.");
2392 improve_armour (op, tmp, armor);
2393}
2394
2395extern void
2396apply_poison (object *op, object *tmp)
2397{
2398 if (op->type == PLAYER)
2399 {
2400 play_sound_player_only (op->contr, SOUND_DRINK_POISON, 0, 0);
2401 new_draw_info (NDI_UNIQUE, 0, op, "Yech! That tasted poisonous!");
2402 strcpy (op->contr->killer, "poisonous booze");
2403 }
2404 if (tmp->stats.hp > 0)
2405 {
2406 LOG (llevDebug, "Trying to poison player/monster for %d hp\n", tmp->stats.hp);
2407 hit_player (op, tmp->stats.hp, tmp, AT_POISON, 1);
2408 }
2409 op->stats.food -= op->stats.food / 4;
2410 handle_apply_yield (tmp);
2411 decrease_ob (tmp);
2412}
2413
2414/**
2415 * This fonction return true if the exit is not a 2 ways one or it is 2 ways, valid exit.
2416 * A valid 2 way exit means:
2417 * -You can come back (there is another exit at the other side)
2418 * -You are
2419 * ° the owner of the exit
2420 * ° or in the same party as the owner
2421 *
2422 * Note: a owner in a 2 way exit is saved as the owner's name
2423 * in the field exit->name cause the field exit->owner doesn't
2424 * survive in the swapping (in fact the whole exit doesn't survive).
2425 */
2426int
2427is_legal_2ways_exit (object *op, object *exit)
2428{
2429 object *tmp;
2430 object *exit_owner;
2431 player *pp;
2432 maptile *exitmap;
2433
2434 if (exit->stats.exp != 1)
2435 return 1; /*This is not a 2 way, so it is legal */
2436 if (!has_been_loaded (EXIT_PATH (exit)) && exit->race)
2437 return 0; /* This is a reset town portal */
2438 /* To know if an exit has a correspondant, we look at
2439 * all the exits in destination and try to find one with same path as
2440 * the current exit's position */
2441 if (!strncmp (EXIT_PATH (exit), settings.localdir, strlen (settings.localdir)))
2442 exitmap = ready_map_name (EXIT_PATH (exit), MAP_PLAYER_UNIQUE);
2443 else
2444 exitmap = ready_map_name (EXIT_PATH (exit), 0);
2445 if (exitmap)
2446 {
2447 tmp = GET_MAP_OB (exitmap, EXIT_X (exit), EXIT_Y (exit));
2448 if (!tmp)
2449 return 0;
2450 for ((tmp = GET_MAP_OB (exitmap, EXIT_X (exit), EXIT_Y (exit))); tmp; tmp = tmp->above)
2451 {
2452 if (tmp->type != EXIT)
2453 continue; /*Not an exit */
2454 if (!EXIT_PATH (tmp))
2455 continue; /*Not a valid exit */
2456 if ((EXIT_X (tmp) != exit->x) || (EXIT_Y (tmp) != exit->y))
2457 continue; /*Not in the same place */
2458 if (strcmp (exit->map->path, EXIT_PATH (tmp)) != 0)
2459 continue; /*Not in the same map */
2460
2461 /* From here we have found the exit is valid. However we do
2462 * here the check of the exit owner. It is important for the
2463 * town portals to prevent strangers from visiting your appartments
2464 */
2465 if (!exit->race)
2466 return 1; /*No owner, free for all! */
2467 exit_owner = NULL;
2468 for (pp = first_player; pp; pp = pp->next)
2469 {
2470 if (!pp->ob)
2471 continue;
2472 if (pp->ob->name != exit->race)
2473 continue;
2474 exit_owner = pp->ob; /*We found a player which correspond to the player name */
2475 break;
2476 }
2477 if (!exit_owner)
2478 return 0; /* No more owner */
2479 if (exit_owner->contr == op->contr)
2480 return 1; /*It is your exit */
2481 if (exit_owner && /*There is a owner */
2482 (op->contr) && /*A player tries to pass */
2483 ((exit_owner->contr->party == NULL) || /*No pass if controller has no party */
2484 (exit_owner->contr->party != op->contr->party))) /* Or not the same as op */
2485 return 0;
2486 return 1;
2487 }
2488 }
2489 return 0;
2490}
2491
2492
2493/**
2494 * Main apply handler.
2495 *
2496 * Checks for unpaid items before applying.
2497 *
2498 * Return value:
2499 * 0: player or monster can't apply objects of that type
2500 * 1: has been applied, or there was an error applying the object
2501 * 2: objects of that type can't be applied if not in inventory
2502 *
2503 * op is the object that is causing object to be applied, tmp is the object
2504 * being applied.
2505 *
2506 * aflag is special (always apply/unapply) flags. Nothing is done with
2507 * them in this function - they are passed to apply_special
2508 */
2509
2510int
2511manual_apply (object *op, object *tmp, int aflag)
2512{
2513 if (tmp->head)
2514 tmp = tmp->head;
2515
2516 if (QUERY_FLAG (tmp, FLAG_UNPAID) && !QUERY_FLAG (tmp, FLAG_APPLIED))
2517 {
2518 if (op->type == PLAYER)
2519 {
2520 new_draw_info (NDI_UNIQUE, 0, op, "You should pay for it first.");
2521 return 1;
2522 }
2523 else
2524 return 0; /* monsters just skip unpaid items */
2525 }
2526
2527 if (INVOKE_OBJECT (APPLY, tmp, ARG_OBJECT (op)))
2528 return RESULT_INT (0);
2529
2530 switch (tmp->type)
2531 {
2532 case CF_HANDLE:
2533 new_draw_info (NDI_UNIQUE, 0, op, "You turn the handle.");
2534 play_sound_map (op->map, op->x, op->y, SOUND_TURN_HANDLE);
2535 tmp->value = tmp->value ? 0 : 1;
2536 SET_ANIMATION (tmp, tmp->value);
2537 update_object (tmp, UP_OBJ_FACE);
2538 push_button (tmp);
2539 return 1;
2540
2541 case TRIGGER:
2542 if (check_trigger (tmp, op))
2543 {
2544 new_draw_info (NDI_UNIQUE, 0, op, "You turn the handle.");
2545 play_sound_map (tmp->map, tmp->x, tmp->y, SOUND_TURN_HANDLE);
2546 }
2547 else
2548 {
2549 new_draw_info (NDI_UNIQUE, 0, op, "The handle doesn't move.");
2550 }
2551 return 1;
2552
2553 case EXIT:
2554 if (op->type != PLAYER)
2555 return 0;
2556 if (!EXIT_PATH (tmp) || !is_legal_2ways_exit (op, tmp))
2557 {
2558 new_draw_info_format (NDI_UNIQUE, 0, op, "The %s is closed.", query_name (tmp));
2559 }
2560 else
2561 {
2562 /* Don't display messages for random maps. */
2563 if (tmp->msg && strncmp (EXIT_PATH (tmp), "/!", 2) && strncmp (EXIT_PATH (tmp), "/random/", 8))
2564 new_draw_info (NDI_NAVY, 0, op, tmp->msg);
2565 enter_exit (op, tmp);
2566 }
2567 return 1;
2568
2569 case SIGN:
2570 apply_sign (op, tmp, 0);
2571 return 1;
2572
2573 case BOOK:
2574 if (op->type == PLAYER)
2575 {
2576 apply_book (op, tmp);
2577 return 1;
2578 }
2579 else
2580 {
2581 return 0;
2582 }
2583
2584 case SKILLSCROLL:
2585 if (op->type == PLAYER)
2586 {
2587 apply_skillscroll (op, tmp);
2588 return 1;
2589 }
2590 return 0;
2591
2592 case SPELLBOOK:
2593 if (op->type == PLAYER)
2594 {
2595 apply_spellbook (op, tmp);
2596 return 1;
2597 }
2598 return 0;
2599
2600 case SCROLL:
2601 apply_scroll (op, tmp, 0);
2602 return 1;
2603
2604 case POTION:
2605 (void) apply_potion (op, tmp);
2606 return 1;
2607
2608 /* Eneq(@csd.uu.se): Handle apply on containers. */
2609 case CLOSE_CON:
2610 if (op->type == PLAYER)
2611 (void) esrv_apply_container (op, tmp->env);
2612 else
2613 (void) apply_container (op, tmp->env);
2614 return 1;
2615
2616 case CONTAINER:
2617 if (op->type == PLAYER)
2618 (void) esrv_apply_container (op, tmp);
2619 else
2620 (void) apply_container (op, tmp);
2621 return 1;
2622
2623 case TREASURE:
2624 if (op->type == PLAYER)
2625 {
2626 apply_treasure (op, tmp);
2627 return 1;
2628 }
2629 else
2630 {
2631 return 0;
2632 }
2633
2634 case WEAPON:
2635 case ARMOUR:
2636 case BOOTS:
2637 case GLOVES:
2638 case AMULET:
2639 case GIRDLE:
2640 case BRACERS:
2641 case SHIELD:
2642 case HELMET:
2643 case RING:
2644 case CLOAK:
2645 case WAND:
2646 case ROD:
2647 case HORN:
2648 case SKILL:
2649 case BOW:
2650 case LAMP:
2651 case BUILDER:
2652 case SKILL_TOOL:
2653 if (tmp->env != op)
2654 return 2; /* not in inventory */
2655 (void) apply_special (op, tmp, aflag);
2656 return 1;
2657
2658 case DRINK:
2659 case FOOD:
2660 case FLESH:
2661 apply_food (op, tmp);
2662 return 1;
2663
2664 case POISON:
2665 apply_poison (op, tmp);
2666 return 1;
2667
2668 case SAVEBED:
2669 return 1;
2670
2671 case ARMOUR_IMPROVER:
2672 if (op->type == PLAYER)
2673 {
2674 apply_armour_improver (op, tmp);
2675 return 1;
2676 }
2677 else
2678 return 0;
2679
2680 case WEAPON_IMPROVER:
2681 (void) check_improve_weapon (op, tmp);
2682 return 1;
2683
2684 case CLOCK:
2685 if (op->type == PLAYER)
2686 {
2687 char buf[MAX_BUF];
2688 timeofday_t tod;
2689
2690 get_tod (&tod);
2691 sprintf (buf, "It is %d minute%s past %d o'clock %s",
2692 tod.minute + 1, ((tod.minute + 1 < 2) ? "" : "s"),
2693 ((tod.hour % 14 == 0) ? 14 : ((tod.hour) % 14)), ((tod.hour >= 14) ? "pm" : "am"));
2694 play_sound_player_only (op->contr, SOUND_CLOCK, 0, 0);
2695 new_draw_info (NDI_UNIQUE, 0, op, buf);
2696 return 1;
2697 }
2698 else
2699 {
2700 return 0;
2701 }
2702
2703 case MENU:
2704 if (op->type == PLAYER)
2705 {
2706 shop_listing (op);
2707 return 1;
2708 }
2709 else
2710 {
2711 return 0;
2712 }
2713
2714 case POWER_CRYSTAL:
2715 apply_power_crystal (op, tmp); /* see egoitem.c */
2716 return 1;
2717
2718 case LIGHTER: /* for lighting torches/lanterns/etc */
2719 if (op->type == PLAYER)
2720 {
2721 apply_lighter (op, tmp);
2722 return 1;
2723 }
2724 else
2725 {
2726 return 0;
2727 }
2728
2729 case ITEM_TRANSFORMER:
2730 apply_item_transformer (op, tmp);
2731 return 1;
2732
2733 default:
2734 return 0;
2735 }
2736}
2737
2738
2739/* quiet suppresses the "don't know how to apply" and "you must get it first"
2740 * messages as needed by player_apply_below(). But there can still be
2741 * "but you are floating high above the ground" messages.
2742 *
2743 * Same return value as apply() function.
2744 */
2745int
2746player_apply (object *pl, object *op, int aflag, int quiet)
2747{
2748 int tmp;
2749
2750 if (op->env == NULL && (pl->move_type & MOVE_FLYING))
2751 {
2752 /* player is flying and applying object not in inventory */
2753 if (!QUERY_FLAG (pl, FLAG_WIZ) && !(op->move_type & MOVE_FLYING))
2754 {
2755 new_draw_info (NDI_UNIQUE, 0, pl, "But you are floating high " "above the ground!");
2756 return 0;
2757 }
2758 }
2759
2760 /* Check for PLAYER to avoid a DM to disappear in a puff of smoke if
2761 * applied.
2762 */
2763 if (op->type != PLAYER && QUERY_FLAG (op, FLAG_WAS_WIZ) && !QUERY_FLAG (pl, FLAG_WAS_WIZ))
2764 {
2765 play_sound_map (pl->map, pl->x, pl->y, SOUND_OB_EVAPORATE);
2766 new_draw_info (NDI_UNIQUE, 0, pl, "The object disappears in a puff " "of smoke!");
2767 new_draw_info (NDI_UNIQUE, 0, pl, "It must have been an illusion.");
2768 op->destroy ();
2769 return 1;
2770 }
2771
2772 pl->contr->last_used = op;
2773
2774 tmp = manual_apply (pl, op, aflag);
2775 if (!quiet)
2776 {
2777 if (tmp == 0)
2778 new_draw_info_format (NDI_UNIQUE, 0, pl, "I don't know how to apply the %s.", query_name (op));
2779 else if (tmp == 2)
2780 new_draw_info_format (NDI_UNIQUE, 0, pl, "You must get it first!\n");
2781 }
2782 return tmp;
2783}
2784
2785/**
2786 * player_apply_below attempts to apply the object 'below' the player.
2787 * If the player has an open container, we use that for below, otherwise
2788 * we use the ground.
2789 */
2790
2791void
2792player_apply_below (object *pl)
2793{
2794 object *tmp, *next;
2795 int floors;
2796
2797 /* If using a container, set the starting item to be the top
2798 * item in the container. Otherwise, use the map.
2799 */
2800 tmp = (pl->container != NULL) ? pl->container->inv : pl->below;
2801
2802 /* This is perhaps more complicated. However, I want to make sure that
2803 * we don't use a corrupt pointer for the next object, so we get the
2804 * next object in the stack before applying. This is can only be a
2805 * problem if player_apply() has a bug in that it uses the object but does
2806 * not return a proper value.
2807 */
2808 for (floors = 0; tmp != NULL; tmp = next)
2809 {
2810 next = tmp->below;
2811 if (QUERY_FLAG (tmp, FLAG_IS_FLOOR))
2812 floors++;
2813 else if (floors > 0)
2814 return; /* process only floor objects after first floor object */
2815
2816 /* If it is visible, player can apply it. If it is applied by
2817 * person moving on it, also activate. Added code to make it
2818 * so that at least one of players movement types be that which
2819 * the item needs.
2820 */
2821 if (!tmp->invisible || (tmp->move_on & pl->move_type))
2822 {
2823 if (player_apply (pl, tmp, 0, 1) == 1)
2824 return;
2825 }
2826 if (floors >= 2)
2827 return; /* process at most two floor objects */
2828 }
2829} 1026}
2830 1027
2831/** 1028/**
2832 * Unapplies specified item. 1029 * Unapplies specified item.
2833 * No check done on cursed/damned. 1030 * No check done on cursed/damned.
2834 * Break this out of apply_special - this is just done 1031 * Break this out of apply_special - this is just done
2835 * to keep the size of apply_special to a more managable size. 1032 * to keep the size of apply_special to a more managable size.
2836 */ 1033 */
2837static int 1034static bool
2838unapply_special (object *who, object *op, int aflags) 1035unapply_special (object *who, object *op, int aflags)
2839{ 1036{
2840 if (INVOKE_OBJECT (BE_UNREADY, op, ARG_OBJECT (who), ARG_INT (aflags)) || INVOKE_OBJECT (UNREADY, who, ARG_OBJECT (op), ARG_INT (aflags))) 1037 if (INVOKE_OBJECT (BE_UNREADY, op, ARG_OBJECT (who), ARG_INT (aflags))
1038 || INVOKE_OBJECT (UNREADY, who, ARG_OBJECT (op), ARG_INT (aflags)))
2841 return RESULT_INT (0); 1039 return RESULT_INT (0);
2842 1040
2843 object *tmp2; 1041 if (who->current_weapon == op)
1042 who->current_weapon = 0;
2844 1043
2845 CLEAR_FLAG (op, FLAG_APPLIED); 1044 op->flag [FLAG_APPLIED] = false;
1045
2846 switch (op->type) 1046 switch (op->type)
2847 { 1047 {
1048 case SKILL:
1049 if (player *pl = who->contr)
1050 if (op->invisible)
1051 pl->statusmsg (format ("You can no longer use the %s skill.", &op->skill));
1052 else
1053 pl->statusmsg (format ("You stop using the %s.", query_name (op)));
1054
1055 change_abil (who, op);
1056 who->flag [FLAG_READY_SKILL] = false;
1057 break;
1058
2848 case WEAPON: 1059 case WEAPON:
2849 new_draw_info_format (NDI_UNIQUE, 0, who, "You unwield %s.", query_name (op)); 1060 who->statusmsg (format ("You unwield %s.", query_name (op)));
2850
2851 (void) change_abil (who, op); 1061 change_abil (who, op);
2852 if (QUERY_FLAG (who, FLAG_READY_WEAPON)) 1062 who->flag [FLAG_READY_WEAPON] = false;
2853 CLEAR_FLAG (who, FLAG_READY_WEAPON); 1063
2854 clear_skill (who); 1064 // unapplying a weapon or skill tool should also unapply the skill it governs
1065 // but this is hard, as it shouldn't do so when the skill can
1066 // be used for other reasons
1067 //TODO: really?
1068 if (who->chosen_skill)
1069 if (!who->chosen_skill->flag [FLAG_CAN_USE_SKILL])
1070 unapply_special (who, who->chosen_skill, 0);
1071
2855 break; 1072 break;
2856 1073
2857 case SKILL: /* allows objects to impart skills */ 1074 case BOW:
2858 case SKILL_TOOL: 1075 case WAND:
2859 if (op != who->chosen_skill) 1076 case ROD:
1077 case HORN:
1078 case RANGED:
1079 if (player *pl = who->contr)
2860 { 1080 {
2861 LOG (llevError, "BUG: apply_special(): applied skill is not a chosen skill\n"); 1081 who->statusmsg (format ("You unready %s.", query_name (op)));
1082 change_abil (who, op);
2862 } 1083 }
2863 if (who->type == PLAYER) 1084 else
2864 { 1085 {
2865 if (who->contr->shoottype == range_skill) 1086 if (op->type == BOW)
2866 who->contr->shoottype = range_none; 1087 op->flag [FLAG_READY_BOW ] = false;
2867 if (!op->invisible)
2868 {
2869 new_draw_info_format (NDI_UNIQUE, 0, who, "You stop using the %s.", query_name (op));
2870 }
2871 else 1088 else
2872 { 1089 op->flag [FLAG_READY_RANGE] = false;
2873 new_draw_info_format (NDI_UNIQUE, 0, who, "You can no longer use the skill: %s.", &op->skill);
2874 }
2875 } 1090 }
2876 (void) change_abil (who, op); 1091
2877 who->chosen_skill = NULL;
2878 CLEAR_FLAG (who, FLAG_READY_SKILL);
2879 break; 1092 break;
2880 1093
2881 case ARMOUR: 1094 case ARMOUR:
2882 case HELMET: 1095 case HELMET:
2883 case SHIELD: 1096 case SHIELD:
… …
2886 case GLOVES: 1099 case GLOVES:
2887 case AMULET: 1100 case AMULET:
2888 case GIRDLE: 1101 case GIRDLE:
2889 case BRACERS: 1102 case BRACERS:
2890 case CLOAK: 1103 case CLOAK:
2891 new_draw_info_format (NDI_UNIQUE, 0, who, "You unwear %s.", query_name (op)); 1104 who->statusmsg (format ("You unwear %s.", query_name (op)));
2892 (void) change_abil (who, op); 1105 change_abil (who, op);
2893 break; 1106 break;
1107
2894 case LAMP: 1108 case SPELL:
2895 new_draw_info_format (NDI_UNIQUE, 0, who, "You turn off your %s.", &op->name); 1109 case BUILDER:
2896 tmp2 = arch_to_object (op->other_arch); 1110 who->statusmsg (format ("You unready %s.", query_name (op)));
2897 tmp2->x = op->x;
2898 tmp2->y = op->y;
2899 tmp2->map = op->map;
2900 tmp2->below = op->below;
2901 tmp2->above = op->above;
2902 tmp2->stats.food = op->stats.food;
2903 CLEAR_FLAG (tmp2, FLAG_APPLIED);
2904
2905 if (QUERY_FLAG (op, FLAG_INV_LOCKED))
2906 SET_FLAG (tmp2, FLAG_INV_LOCKED);
2907
2908 if (who->type == PLAYER)
2909 esrv_del_item (who->contr, op->count);
2910
2911 op->destroy ();
2912 insert_ob_in_ob (tmp2, who);
2913 who->update_stats ();
2914 if (QUERY_FLAG (op, FLAG_CURSED) || QUERY_FLAG (op, FLAG_DAMNED))
2915 {
2916 if (who->type == PLAYER)
2917 {
2918 new_draw_info (NDI_UNIQUE, 0, who, "Oops, it feels deadly cold!");
2919 SET_FLAG (tmp2, FLAG_KNOWN_CURSED);
2920 }
2921 }
2922 if (who->type == PLAYER)
2923 esrv_send_item (who, tmp2);
2924 return 1; /* otherwise, an attempt to drop causes problems */
2925 break; 1111 break;
2926 case BOW: 1112
2927 case WAND: 1113 //case SKILL_TOOL://TODO
2928 case ROD: 1114 default:
2929 case HORN: 1115 who->statusmsg (format ("You unapply %s.", query_name (op)));
2930 clear_skill (who);
2931 new_draw_info_format (NDI_UNIQUE, 0, who, "You unready %s.", query_name (op));
2932 if (who->type == PLAYER)
2933 {
2934 who->contr->shoottype = range_none;
2935 }
2936 else
2937 {
2938 if (op->type == BOW)
2939 CLEAR_FLAG (who, FLAG_READY_BOW);
2940 else
2941 CLEAR_FLAG (who, FLAG_READY_RANGE);
2942 }
2943 break; 1116 break;
2944
2945 case BUILDER:
2946 new_draw_info_format (NDI_UNIQUE, 0, who, "You unready %s.", query_name (op));
2947 who->contr->shoottype = range_none;
2948 who->contr->ranges[range_builder] = NULL;
2949 break;
2950
2951 default:
2952 new_draw_info_format (NDI_UNIQUE, 0, who, "You unapply %s.", query_name (op));
2953 break;
2954 } 1117 }
1118
1119 if (aflags & AP_NO_MERGE || !merge_ob (op, 0))
1120 if (object *pl = op->visible_to ())
1121 esrv_send_item (pl, op);
2955 1122
2956 who->update_stats (); 1123 who->update_stats ();
2957 1124
2958 if (!(aflags & AP_NO_MERGE))
2959 {
2960 object *tmp;
2961
2962 tmp = merge_ob (op, NULL);
2963 if (who->type == PLAYER)
2964 {
2965 if (tmp)
2966 { /* it was merged */
2967 esrv_del_item (who->contr, op->count);
2968 op = tmp;
2969 }
2970
2971 esrv_send_item (who, op);
2972 }
2973 }
2974 return 0; 1125 return 1;
2975} 1126}
2976 1127
2977/** 1128/**
2978 * Returns the object that is using location 'loc'. 1129 * Returns the object that is using location 'loc'.
2979 * Note that 'start' is the first object to start examing - we 1130 * Note that 'start' is the first object to start examing - we
2980 * then go through the below of this. In this way, you can do 1131 * then go through the below of this. In this way, you can do
2981 * something like: 1132 * something like:
2982 * tmp = get_item_from_body_location(who->inv, 1); 1133 * tmp = get_next_item_from_body_location(who->inv, 1);
2983 * if (tmp) tmp1 = get_item_from_body_location(tmp->below, 1); 1134 * if (tmp) tmp1 = get_next_item_from_body_location(tmp->below, 1);
2984 * to find the second object that may use this location, etc. 1135 * to find the second object that may use this location, etc.
2985 * Returns NULL if no match is found. 1136 * Returns NULL if no match is found.
2986 * loc is the index into the array we are looking for a match. 1137 * loc is the index into the array we are looking for a match.
2987 * don't return invisible objects unless they are skill objects 1138 * don't return invisible objects unless they are skill objects
2988 * invisible other objects that use 1139 * invisible other objects that use
2989 * up body locations can be used as restrictions. 1140 * up body locations can be used as restrictions.
2990 */ 1141 */
2991object * 1142static object *
2992get_item_from_body_location (object *start, int loc) 1143get_next_item_from_body_location (int loc, object *start)
2993{ 1144{
2994 object *tmp;
2995
2996 if (!start)
2997 return NULL;
2998
2999 for (tmp = start; tmp; tmp = tmp->below) 1145 for (object *tmp = start; tmp; tmp = tmp->below)
3000 if (QUERY_FLAG (tmp, FLAG_APPLIED) && tmp->body_info[loc] && (!tmp->invisible || tmp->type == SKILL)) 1146 if (tmp->flag [FLAG_APPLIED]
1147 && tmp->slot [loc].info
1148 && (!tmp->invisible || tmp->type == SKILL || tmp->type == SPELL))
3001 return tmp; 1149 return tmp;
3002 1150
3003 return NULL; 1151 return 0;
3004} 1152}
3005
3006
3007 1153
3008/** 1154/**
3009 * 'op' wants to apply an object, but can't because of other equipment. 1155 * 'op' wants to apply an object, but can't because of other equipment.
3010 * This should only be called when it is known 1156 * This should only be called when it is known
3011 * that there are objects to unapply. This makes pretty heavy 1157 * that there are objects to unapply. This makes pretty heavy
… …
3014 * Returns 0 on success, returns 1 if there is some problem. 1160 * Returns 0 on success, returns 1 if there is some problem.
3015 * if aflags is AP_PRINT, we instead print out waht to unapply 1161 * if aflags is AP_PRINT, we instead print out waht to unapply
3016 * instead of doing it. This is a lot less code than having 1162 * instead of doing it. This is a lot less code than having
3017 * another function that does just that. 1163 * another function that does just that.
3018 */ 1164 */
3019int 1165
1166#define CANNOT_REMOVE_CURSED \
1167 "H<You cannot remove cursed or damned items, you first have to remove the curse. " \
1168 "Praying over an altar, scrolls of remove curse/damnation, " \
1169 "priests or even other players might help.>"
1170
1171static bool
3020unapply_for_ob (object *who, object *op, int aflags) 1172unapply_for_ob (object *who, object *op, int aflags)
3021{ 1173{
3022 int i; 1174 if (op->is_range ())
3023 object *tmp = NULL, *last;
3024
3025 /* If we are applying a shield or weapon, unapply any equipped shield
3026 * or weapons first - only allowed to use one weapon/shield at a time.
3027 */
3028 if (op->type == WEAPON || op->type == SHIELD)
3029 {
3030 for (tmp = who->inv; tmp; tmp = tmp->below) 1175 for (object *tmp = who->inv; tmp; tmp = tmp->below)
3031 { 1176 if (tmp->flag [FLAG_APPLIED] && tmp->is_range ())
3032 if (QUERY_FLAG (tmp, FLAG_APPLIED) && tmp->type == op->type) 1177 if ((aflags & AP_IGNORE_CURSE) || (aflags & AP_PRINT) || (!tmp->flag [FLAG_CURSED] && !tmp->flag [FLAG_DAMNED]))
3033 { 1178 {
3034 if ((aflags & AP_IGNORE_CURSE) || (aflags & AP_PRINT) || (!QUERY_FLAG (tmp, FLAG_CURSED) && !QUERY_FLAG (tmp, FLAG_DAMNED)))
3035 {
3036 if (aflags & AP_PRINT) 1179 if (aflags & AP_PRINT)
3037 new_draw_info (NDI_UNIQUE, 0, who, query_name (tmp)); 1180 who->failmsg (query_name (tmp));
3038 else 1181 else
3039 unapply_special (who, tmp, aflags); 1182 unapply_special (who, tmp, aflags);
3040 } 1183 }
3041 else 1184 else
3042 { 1185 {
3043 /* In this case, we want to try and remove a cursed item. 1186 /* In this case, we want to try and remove a cursed item.
3044 * While we know it won't work, we want unapply_special to 1187 * While we know it won't work, we want unapply_special to
3045 * at least generate the message. 1188 * at least generate the message.
3046 */ 1189 */
3047 new_draw_info_format (NDI_UNIQUE, 0, who, "No matter how hard you try, you just can't\nremove %s.", query_name (tmp)); 1190 who->failmsgf ("No matter how hard you try, you just can't remove the %s." CANNOT_REMOVE_CURSED, query_name (tmp));
3048 return 1; 1191 return 1;
3049 }
3050
3051 } 1192 }
3052 }
3053 }
3054 1193
3055 for (i = 0; i < NUM_BODY_LOCATIONS; i++) 1194 for (int i = 0; i < NUM_BODY_LOCATIONS; i++)
3056 { 1195 {
3057 /* this used up a slot that we need to free */ 1196 /* this used up a slot that we need to free */
3058 if (op->body_info[i]) 1197 if (op->slot[i].info)
3059 { 1198 {
3060 last = who->inv; 1199 object *last = who->inv;
3061 1200
3062 /* We do a while loop - may need to remove several items in order 1201 /* We do a while loop - may need to remove several items in order
3063 * to free up enough slots. 1202 * to free up enough slots.
3064 */ 1203 */
3065 while ((who->body_used[i] + op->body_info[i]) < 0) 1204 while ((who->slot[i].used + op->slot[i].info) < 0)
3066 { 1205 {
3067 tmp = get_item_from_body_location (last, i); 1206 object *tmp = get_next_item_from_body_location (i, last);
1207
3068 if (!tmp) 1208 if (!tmp)
3069 { 1209 {
3070#if 0 1210#if 0
3071 /* Not a bug - we'll get this if the player has cursed items 1211 /* Not a bug - we'll get this if the player has cursed items
3072 * equipped. 1212 * equipped.
3073 */ 1213 */
3074 LOG (llevError, "Can't find object using location %d (%s) on %s\n", i, body_locations[i].save_name, who->name); 1214 LOG (llevError, "Can't find object using location %d (%s) on %s\n", i, body_locations[i].save_name, who->name);
3075#endif 1215#endif
3076 return 1; 1216 return 1;
3077 } 1217 }
1218
3078 /* If we are just printing, we don't care about cursed status */ 1219 /* If we are just printing, we don't care about cursed status */
3079 if ((aflags & AP_IGNORE_CURSE) || (aflags & AP_PRINT) || (!(QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED)))) 1220 if ((aflags & AP_IGNORE_CURSE) || (aflags & AP_PRINT) || (!(tmp->flag [FLAG_CURSED] || tmp->flag [FLAG_DAMNED])))
3080 { 1221 {
3081 if (aflags & AP_PRINT) 1222 if (aflags & AP_PRINT)
3082 new_draw_info (NDI_UNIQUE, 0, who, query_name (tmp)); 1223 who->failmsg (query_name (tmp));
3083 else 1224 else
3084 unapply_special (who, tmp, aflags); 1225 unapply_special (who, tmp, aflags);
3085 } 1226 }
3086 else 1227 else
3087 { 1228 {
3088 /* Cursed item that we can't unequip - tell the player. 1229 /* Cursed item that we can't unequip - tell the player.
3089 * Note this could be annoying if this is just one of a few, 1230 * Note this could be annoying if this is just one of a few,
3090 * so it may not be critical (eg, putting on a ring and you have 1231 * so it may not be critical (eg, putting on a ring and you have
3091 * one cursed ring.) 1232 * one cursed ring.)
3092 */ 1233 */
3093 new_draw_info_format (NDI_UNIQUE, 0, who, "The %s just won't come off", query_name (tmp)); 1234 who->failmsgf ("The %s just won't come off." CANNOT_REMOVE_CURSED, query_name (tmp));
3094 } 1235 }
1236
3095 last = tmp->below; 1237 last = tmp->below;
3096 } 1238 }
3097 /* if we got here, this slot is freed up - otherwise, if it wasn't freed up, the 1239 /* if we got here, this slot is freed up - otherwise, if it wasn't freed up, the
3098 * return in the !tmp would have kicked in. 1240 * return in the !tmp would have kicked in.
3099 */ 1241 */
3100 } /* if op is using this body location */ 1242 } /* if op is using this body location */
3101 } /* for body lcoations */ 1243 } /* for body lcoations */
1244
3102 return 0; 1245 return 0;
3103} 1246}
3104 1247
3105/** 1248/**
3106 * Checks to see if 'who' can apply object 'op'. 1249 * Checks to see if 'who' can apply object 'op'.
3107 * Returns 0 if apply can be done without anything special. 1250 * Returns 0 if apply can be done without anything special.
3108 * Otherwise returns a bitmask - potentially several of these may be 1251 * Otherwise returns a bitmask - potentially several of these may be
3109 * set, but largely depends on circumstance - in the future, processing 1252 * set, but largely depends on circumstance - in the future, processing
3110 * may be pruned once we know some status (eg, once CAN_APPLY_NEVER 1253 * may be pruned once we know some status (eg, once CAN_APPLY_NEVER
3111 * is set, do we really are what the other flags may be?) 1254 * is set, do we really care what the other flags may be?)
3112 * 1255 *
3113 * See include/define.h for detailed description of the meaning of 1256 * See include/define.h for detailed description of the meaning of
3114 * these return values. 1257 * these return values.
3115 */ 1258 */
3116int 1259int
3117can_apply_object (object *who, object *op) 1260can_apply_object (object *who, object *op)
3118{ 1261{
3119 if (INVOKE_OBJECT (CAN_BE_APPLIED, op, ARG_OBJECT (who)) || INVOKE_OBJECT (CAN_APPLY, who, ARG_OBJECT (op))) 1262 if (INVOKE_OBJECT (CAN_BE_APPLIED, op, ARG_OBJECT (who)) || INVOKE_OBJECT (CAN_APPLY, who, ARG_OBJECT (op)))
3120 return RESULT_INT (0); 1263 return RESULT_INT (0);
3121 1264
3122 int i, retval = 0; 1265 int retval = 0;
3123 object *tmp = NULL, *ws = NULL; 1266 object *tmp = 0, *ws = 0;
3124 1267
3125 /* Players have 2 'arm's, so they could in theory equip 2 shields or 1268 for (int i = 0; i < NUM_BODY_LOCATIONS; i++)
3126 * 2 weapons, but we don't want to let them do that. So if they are
3127 * trying to equip a weapon or shield, see if they already have one
3128 * in place and store that way.
3129 */
3130 if (op->type == WEAPON || op->type == SHIELD)
3131 { 1269 {
3132 for (tmp = who->inv; tmp && !ws; tmp = tmp->below) 1270 if (op->slot[i].info)
3133 { 1271 {
3134 if (QUERY_FLAG (tmp, FLAG_APPLIED) && tmp->type == op->type) 1272 /* Item uses more slots than we have */
1273 if (who->slot[i].info + op->slot [i].info < 0)
3135 { 1274 {
3136 retval = CAN_APPLY_UNAPPLY;
3137 ws = tmp;
3138 }
3139 }
3140 }
3141
3142
3143 for (i = 0; i < NUM_BODY_LOCATIONS; i++)
3144 {
3145 if (op->body_info[i])
3146 {
3147 /* Item uses more slots than we have */
3148 if (FABS (op->body_info[i]) > who->body_info[i])
3149 {
3150 /* Could return now for efficiently - rest of info below isn' 1275 /* Could return now for efficiency - rest of info below isn't
3151 * really needed. 1276 * really needed.
3152 */ 1277 */
3153 retval |= CAN_APPLY_NEVER; 1278 retval |= CAN_APPLY_NEVER;
3154 } 1279 }
3155 else if ((who->body_used[i] + op->body_info[i]) < 0) 1280 else if (who->slot[i].used + op->slot[i].info < 0)
3156 { 1281 {
3157 /* in this case, equipping this would use more free spots than 1282 /* in this case, equipping this would use more free spots than
3158 * we have. 1283 * we have.
3159 */ 1284 */
3160 object *tmp1;
3161
3162 1285
3163 /* if we have an applied weapon/shield, and unapply it would free 1286 /* if we have an applied weapon/shield, and unapply it would free
3164 * enough slots to equip the new item, then just set this can 1287 * enough slots to equip the new item, then just set "can
3165 * continue. We don't care about the logic below - if you have 1288 * apply unapply". We don't care about the logic below - if you have a
3166 * shield equipped and try to equip another shield, there is only 1289 * shield equipped and try to equip another shield, there is only
3167 * one choice. However, the check for the number of body locations 1290 * one choice. However, the check for the number of body locations
3168 * does take into the account cases where what is being applied 1291 * does take into the account cases where what is being applied
3169 * may be two handed for example. 1292 * may be two handed for example.
3170 */ 1293 */
3171 if (ws) 1294 if (ws)
3172 { 1295 if ((who->slot[i].used - ws->slot[i].info + op->slot[i].info) >= 0)
3173 if ((who->body_used[i] - ws->body_info[i] + op->body_info[i]) >= 0)
3174 { 1296 {
3175 retval |= CAN_APPLY_UNAPPLY; 1297 retval |= CAN_APPLY_UNAPPLY;
3176 continue; 1298 continue;
3177 } 1299 }
3178 }
3179 1300
3180 tmp1 = get_item_from_body_location (who->inv, i); 1301 object *tmp1 = get_next_item_from_body_location (i, who->inv);
3181 if (!tmp1) 1302 if (!tmp1)
3182 {
3183#if 0
3184 /* This is sort of an error, but happens a lot when old players
3185 * join in with more stuff equipped than they are now allowed.
3186 */
3187 LOG (llevError, "Can't find object using location %d on %s\n", i, who->name);
3188#endif
3189 retval |= CAN_APPLY_NEVER; 1303 retval |= CAN_APPLY_NEVER;
3190 }
3191 else 1304 else
3192 { 1305 {
3193 /* need to unapply something. However, if this something 1306 /* need to unapply something. However, if this something
3194 * is different than we had found before, it means they need 1307 * is different than we had found before, it means they need
3195 * to apply multiple objects 1308 * to apply multiple objects
3196 */ 1309 */
3197 retval |= CAN_APPLY_UNAPPLY; 1310 retval |= CAN_APPLY_UNAPPLY;
1311
3198 if (!tmp) 1312 if (!tmp)
3199 tmp = tmp1; 1313 tmp = tmp1;
3200 else if (tmp != tmp1) 1314 else if (tmp != tmp1)
3201 {
3202 retval |= CAN_APPLY_UNAPPLY_MULT; 1315 retval |= CAN_APPLY_UNAPPLY_MULT;
3203 } 1316
3204 /* This object isn't using up all the slots, so there must 1317 /* This object isn't using up all the slots, so there must
3205 * be another. If so, and it the new item doesn't need all 1318 * be another. If so, and it the new item doesn't need all
3206 * the slots, the player then has a choice. 1319 * the slots, the player then has a choice.
3207 */ 1320 */
3208 if (((who->body_used[i] - tmp1->body_info[i]) != who->body_info[i]) && (FABS (op->body_info[i]) < who->body_info[i])) 1321 if ((who->slot[i].used - tmp1->slot[i].info != who->slot[i].info)
1322 && abs (op->slot[i].info) < who->slot[i].info)
3209 retval |= CAN_APPLY_UNAPPLY_CHOICE; 1323 retval |= CAN_APPLY_UNAPPLY_CHOICE;
3210 1324
3211 /* Does unequippint 'tmp1' free up enough slots for this to be 1325 /* Does unequippint 'tmp1' free up enough slots for this to be
3212 * equipped? If not, there must be something else to unapply. 1326 * equipped? If not, there must be something else to unapply.
3213 */ 1327 */
3214 if ((who->body_used[i] + op->body_info[i] - tmp1->body_info[i]) < 0) 1328 if (who->slot[i].used + op->slot[i].info < tmp1->slot[i].info)
3215 retval |= CAN_APPLY_UNAPPLY_MULT; 1329 retval |= CAN_APPLY_UNAPPLY_MULT;
3216
3217 } 1330 }
3218 } /* if not enough free slots */ 1331 } /* if not enough free slots */
3219 } /* if this object uses location i */ 1332 } /* if this object uses location i */
3220 } /* for i -> num_body_locations loop */ 1333 } /* for i -> num_body_locations loop */
3221 1334
… …
3224 * the weapon/shield checks, and the range checks for monsters, 1337 * the weapon/shield checks, and the range checks for monsters,
3225 * because you can't control those just by body location - bows, shields, 1338 * because you can't control those just by body location - bows, shields,
3226 * and weapons all use the same slot. Similar for horn/rod/wand - they 1339 * and weapons all use the same slot. Similar for horn/rod/wand - they
3227 * all use the same location. 1340 * all use the same location.
3228 */ 1341 */
3229 if (op->type == WEAPON && !QUERY_FLAG (who, FLAG_USE_WEAPON)) 1342 if (op->type == WEAPON && !who->flag [FLAG_USE_WEAPON])
3230 retval |= CAN_APPLY_RESTRICTION; 1343 retval |= CAN_APPLY_RESTRICTION;
1344
3231 if (op->type == SHIELD && !QUERY_FLAG (who, FLAG_USE_SHIELD)) 1345 if (op->type == SHIELD && !who->flag [FLAG_USE_SHIELD])
3232 retval |= CAN_APPLY_RESTRICTION; 1346 retval |= CAN_APPLY_RESTRICTION;
3233 1347
3234
3235 if (who->type != PLAYER) 1348 if (who->type != PLAYER)
3236 { 1349 {
3237 if ((op->type == WAND || op->type == HORN || op->type == ROD) && !QUERY_FLAG (who, FLAG_USE_RANGE)) 1350 if ((op->type == WAND || op->type == HORN || op->type == ROD) && !who->flag [FLAG_USE_RANGE])
3238 retval |= CAN_APPLY_RESTRICTION; 1351 retval |= CAN_APPLY_RESTRICTION;
1352
3239 if (op->type == BOW && !QUERY_FLAG (who, FLAG_USE_BOW)) 1353 if (op->type == BOW && !who->flag [FLAG_USE_BOW])
3240 retval |= CAN_APPLY_RESTRICTION; 1354 retval |= CAN_APPLY_RESTRICTION;
1355
3241 if (op->type == RING && !QUERY_FLAG (who, FLAG_USE_RING)) 1356 if (op->type == RING && !who->flag [FLAG_USE_RING])
3242 retval |= CAN_APPLY_RESTRICTION; 1357 retval |= CAN_APPLY_RESTRICTION;
1358
3243 if (op->type == BOW && !QUERY_FLAG (who, FLAG_USE_BOW)) 1359 if (op->type == BOW && !who->flag [FLAG_USE_BOW])
3244 retval |= CAN_APPLY_RESTRICTION; 1360 retval |= CAN_APPLY_RESTRICTION;
3245 } 1361 }
1362
3246 return retval; 1363 return retval;
3247} 1364}
3248
3249
3250 1365
3251/** 1366/**
3252 * who is the object using the object. It can be a monster. 1367 * who is the object using the object. It can be a monster.
3253 * op is the object they are using. op is an equipment type item, 1368 * op is the object they are using. op is an equipment type item,
3254 * eg, one which you put on and keep on for a while, and not something 1369 * eg, one which you put on and keep on for a while, and not something
… …
3263 * AP_UNAPPLY=always unapply). 1378 * AP_UNAPPLY=always unapply).
3264 * 1379 *
3265 * Optional flags: 1380 * Optional flags:
3266 * AP_NO_MERGE: don't merge an unapplied object with other objects 1381 * AP_NO_MERGE: don't merge an unapplied object with other objects
3267 * AP_IGNORE_CURSE: unapply cursed items 1382 * AP_IGNORE_CURSE: unapply cursed items
1383 * AP_NO_READY: do not ready skills when applying skill tools
3268 * 1384 *
3269 * Usage example: apply_special (who, op, AP_UNAPPLY | AP_IGNORE_CURSE) 1385 * Usage example: apply_special (who, op, AP_UNAPPLY | AP_IGNORE_CURSE)
3270 * 1386 *
3271 * apply_special() doesn't check for unpaid items. 1387 * apply_special() doesn't check for unpaid items.
3272 */ 1388 */
3273int 1389
1390#define LACK_ITEM_POWER \
1391 " H<You lack enough unused item power to use this weapon, see the skills command.>"
1392
1393static bool
3274apply_special (object *who, object *op, int aflags) 1394apply_special (object *who, object *op, int aflags)
3275{ 1395{
3276 int basic_flag = aflags & AP_BASIC_FLAGS; 1396 int basic_flag = aflags & AP_MODE;
3277 object *tmp, *tmp2, *skop = NULL; 1397 object *tmp, *tmp2, *skop = NULL;
3278 int i;
3279 1398
3280 if (who == NULL) 1399 if (who == NULL)
3281 { 1400 {
3282 LOG (llevError, "apply_special() from object without environment.\n"); 1401 LOG (llevError, "apply_special() from object without environment.\n");
3283 return 1; 1402 return 1;
3284 } 1403 }
3285 1404
1405 //TODO: remove these when apply_special is no longer exposed
3286 if (op->env != who) 1406 if (op->env != who)
3287 return 1; /* op is not in inventory */ 1407 return 1; /* op is not in inventory */
3288 1408
3289 /* trying to unequip op */ 1409 /* trying to unequip op */
3290 if (QUERY_FLAG (op, FLAG_APPLIED)) 1410 if (op->flag [FLAG_APPLIED])
3291 { 1411 {
3292 /* always apply, so no reason to unapply */ 1412 /* always apply, so no reason to unapply */
3293 if (basic_flag == AP_APPLY) 1413 if (basic_flag == AP_APPLY)
3294 return 0; 1414 return 0;
3295 1415
3296 if (!(aflags & AP_IGNORE_CURSE) && (QUERY_FLAG (op, FLAG_CURSED) || QUERY_FLAG (op, FLAG_DAMNED))) 1416 if (!(aflags & AP_IGNORE_CURSE) && (op->flag [FLAG_CURSED] || op->flag [FLAG_DAMNED]))
3297 { 1417 {
3298 new_draw_info_format (NDI_UNIQUE, 0, who, "No matter how hard you try, you just can't\nremove %s.", query_name (op)); 1418 who->failmsgf ("No matter how hard you try, you just can't remove %s." CANNOT_REMOVE_CURSED, query_name (op));
3299 return 1; 1419 return 1;
3300 } 1420 }
1421
3301 return unapply_special (who, op, aflags); 1422 return unapply_special (who, op, aflags);
3302 } 1423 }
3303
3304 if (basic_flag == AP_UNAPPLY) 1424 else if (basic_flag == AP_UNAPPLY)
3305 return 0; 1425 return 0;
3306 1426
3307 i = can_apply_object (who, op); 1427 splay (op);
3308 1428
3309 /* Can't just apply this object. Lets see what not and what to do */ 1429 /* Can't just apply this object. Lets see what not and what to do */
3310 if (i) 1430 if (int i = can_apply_object (who, op))
3311 { 1431 {
3312 if (i & CAN_APPLY_NEVER) 1432 if (i & CAN_APPLY_NEVER)
3313 { 1433 {
3314 new_draw_info_format (NDI_UNIQUE, 0, who, "You don't have the body to use a %s\n", query_name (op)); 1434 who->failmsgf ("You don't have the body to use a %s. H<You can never apply this item.>", query_name (op));
3315 return 1; 1435 return 1;
3316 } 1436 }
3317 else if (i & CAN_APPLY_RESTRICTION) 1437 else if (i & CAN_APPLY_RESTRICTION)
3318 { 1438 {
3319 new_draw_info_format (NDI_UNIQUE, 0, who, "You have a prohibition against using a %s\n", query_name (op)); 1439 who->failmsgf (
1440 "You have a prohibition against using a %s. "
1441 "H<Your belief, profession or class prevents you from applying this item.>",
1442 query_name (op)
1443 );
3320 return 1; 1444 return 1;
3321 } 1445 }
1446
3322 if (who->type != PLAYER) 1447 if (who->type != PLAYER)
3323 { 1448 {
3324 /* Some error, so don't try to equip something more */ 1449 /* Some error, so don't try to equip something more */
3325 if (unapply_for_ob (who, op, aflags)) 1450 if (unapply_for_ob (who, op, aflags))
3326 return 1; 1451 return 1;
3327 } 1452 }
3328 else 1453 else
3329 { 1454 {
3330 if (who->contr->unapply == unapply_never || (i & CAN_APPLY_UNAPPLY_CHOICE && who->contr->unapply == unapply_nochoice)) 1455 if (who->contr->unapply == unapply_never || (i & CAN_APPLY_UNAPPLY_CHOICE && who->contr->unapply == unapply_nochoice))
3331 { 1456 {
3332 new_draw_info (NDI_UNIQUE, 0, who, "You need to unapply some item(s):"); 1457 who->failmsg ("You need to unapply some of the following item(s) or change your applymode:");
3333 unapply_for_ob (who, op, AP_PRINT); 1458 unapply_for_ob (who, op, AP_PRINT);
3334 return 1; 1459 return 1;
3335 } 1460 }
3336 else if (who->contr->unapply == unapply_always || !(i & CAN_APPLY_UNAPPLY_CHOICE)) 1461 else if (who->contr->unapply == unapply_always || !(i & CAN_APPLY_UNAPPLY_CHOICE))
3337 {
3338 i = unapply_for_ob (who, op, aflags); 1462 if (unapply_for_ob (who, op, aflags))
3339 if (i)
3340 return 1; 1463 return 1;
3341 } 1464 }
3342 }
3343 } 1465 }
1466
3344 if (op->skill && op->type != SKILL && op->type != SKILL_TOOL) 1467 if (op->skill && op->type != SKILL && op->type != SKILL_TOOL)
3345 { 1468 {
1469 // try to ready attached skill first
3346 skop = find_skill_by_name (who, op->skill); 1470 skop = find_skill_by_name (who, op->skill);
1471
3347 if (!skop) 1472 if (!skop)
3348 { 1473 {
3349 new_draw_info_format (NDI_UNIQUE, 0, who, "You need the %s skill to use this item!", &op->skill); 1474 who->failmsgf ("You need the %s skill to use this item!", &op->skill);
3350 return 1; 1475 return 1;
3351 } 1476 }
3352 else 1477 else if (!who->apply (skop, AP_APPLY | AP_NO_SLOT))
3353 {
3354 /* While experience will be credited properly, we want to change the
3355 * skill so that the dam and wc get updated
3356 */
3357 change_skill (who, skop, 0);
3358 } 1478 {
3359 } 1479 who->failmsgf ("You can't use the required %s skill!", &op->skill);
3360 1480 return 1;
3361 if (who->type == PLAYER && op->item_power && (op->item_power + who->contr->item_power) > (settings.item_power_factor * who->level)) 1481 }
3362 { 1482 }
3363 new_draw_info (NDI_UNIQUE, 0, who, "Equipping that combined with other items would consume your soul!"); 1483
1484 if (!check_item_power (who, op->item_power))
1485 {
1486 who->failmsg ("Equipping that combined with other items would consume your soul!" LACK_ITEM_POWER);
3364 return 1; 1487 return 1;
3365 } 1488 }
3366
3367 1489
3368 /* Ok. We are now at the state where we can apply the new object. 1490 /* Ok. We are now at the state where we can apply the new object.
3369 * Note that we don't have the checks for can_use_... 1491 * Note that we don't have the checks for can_use_...
3370 * below - that is already taken care of by can_apply_object. 1492 * below - that is already taken care of by can_apply_object.
3371 */ 1493 */
3372 1494
3373 1495 // split away all the other items from the stack, so only one item is left
3374 if (op->nrof > 1) 1496 tmp = op->nrof > 1 ? op->split (op->nrof - 1) : 0;
3375 tmp = get_split_ob (op, op->nrof - 1);
3376 else
3377 tmp = NULL;
3378 1497
3379 if (INVOKE_OBJECT (BE_READY, op, ARG_OBJECT (who)) || INVOKE_OBJECT (READY, who, ARG_OBJECT (op))) 1498 if (INVOKE_OBJECT (BE_READY, op, ARG_OBJECT (who)) || INVOKE_OBJECT (READY, who, ARG_OBJECT (op)))
3380 return RESULT_INT (0); 1499 return RESULT_INT (0);
3381 1500
3382 switch (op->type) 1501 switch (op->type)
3383 { 1502 {
3384 case WEAPON: 1503 case WEAPON:
3385 if (!check_weapon_power (who, op->last_eat)) 1504 if (op->level && (!op->name.starts_with (who->name) || op->name [who->name.length ()] != '\''))
3386 {
3387 new_draw_info (NDI_UNIQUE, 0, who, "That weapon is too powerful for you to use.");
3388 new_draw_info (NDI_UNIQUE, 0, who, "It would consume your soul!.");
3389 if (tmp != NULL)
3390 (void) insert_ob_in_ob (tmp, who);
3391 return 1;
3392 }
3393 if (op->level && (strncmp (op->name, who->name, strlen (who->name))))
3394 { 1505 {
3395 /* if the weapon does not have the name as the character, can't use it. */ 1506 /* if the weapon does not have the name as the character, can't use it. */
3396 /* (Ragnarok's sword attempted to be used by Foo: won't work) */ 1507 /* (Ragnarok's sword attempted to be used by Foo: won't work) */
3397 new_draw_info (NDI_UNIQUE, 0, who, "The weapon does not recognize you as its owner."); 1508 who->failmsg ("The weapon does not recognize you as its owner. "
3398 if (tmp != NULL) 1509 "H<Its name indicates that it belongs to somebody else.>");
3399 (void) insert_ob_in_ob (tmp, who); 1510 if (tmp) who->insert (tmp);
3400 return 1; 1511 return 1;
3401 } 1512 }
3402 SET_FLAG (op, FLAG_APPLIED);
3403 1513
3404 if (skop) 1514 op->flag [FLAG_APPLIED] = true;
3405 change_skill (who, skop, 1);
3406 if (!QUERY_FLAG (who, FLAG_READY_WEAPON))
3407 SET_FLAG (who, FLAG_READY_WEAPON);
3408 1515
3409 new_draw_info_format (NDI_UNIQUE, 0, who, "You wield %s.", query_name (op)); 1516 if (player *pl = who->contr)
3410 1517 {
1518 who->statusmsg (format ("You wield %s.", query_name (op)));
3411 (void) change_abil (who, op); 1519 change_abil (who, op);
1520 }
1521
1522 op->flag [FLAG_READY_WEAPON] = true;
3412 break; 1523 break;
3413 1524
3414 case ARMOUR: 1525 case ARMOUR:
3415 case HELMET: 1526 case HELMET:
3416 case SHIELD: 1527 case SHIELD:
… …
3419 case GIRDLE: 1530 case GIRDLE:
3420 case BRACERS: 1531 case BRACERS:
3421 case CLOAK: 1532 case CLOAK:
3422 case RING: 1533 case RING:
3423 case AMULET: 1534 case AMULET:
3424 SET_FLAG (op, FLAG_APPLIED); 1535 op->set_flag (FLAG_APPLIED);
3425 new_draw_info_format (NDI_UNIQUE, 0, who, "You wear %s.", query_name (op)); 1536 who->statusmsg (format ("You wear %s.", query_name (op)));
3426 (void) change_abil (who, op); 1537 change_abil (who, op);
3427 break; 1538 break;
1539
1540 case SKILL_TOOL:
1541 // applying a skill tool does not ready the skill
1542 // if something needs the skill, it has to ready it itself
1543 //TODO: unapplying should unapply the skill, though
1544 op->set_flag (FLAG_APPLIED);
1545 break;
1546
3428 case LAMP: 1547 case SKILL:
3429 if (op->stats.food < 1) 1548 if (!(aflags & AP_NO_SLOT))
3430 { 1549 {
3431 new_draw_info_format (NDI_UNIQUE, 0, who, "Your %s is out of" " fuel!", &op->name); 1550 // skill is used on it's own, as opposed to being a chosen_skill
1551
1552 if (skill_flags [op->subtype] & (SF_NEED_ITEM | SF_MANA))
1553 {
1554 who->failmsgf (
1555 "You feel as if you wanted to do something funny, but you can't remember what. "
1556 "H<The %s skill needs something else to function, for example a tool, weapon, rod, or spell. "
1557 "It cannot be used on its own.>",
1558 &op->skill
1559 );
1560 if (tmp) who->insert (tmp);
1561 return 1;
1562 }
1563
1564 if (skill_flags [op->subtype] & SF_AUTARK
1565 || !(skill_flags [op->subtype] & (SF_COMBAT | SF_RANGED)))
1566 {
1567 if (skill_flags [op->subtype] & SF_USE)
1568 who->failmsgf (
1569 "You feel as if you wanted to do something funny, but you can't remember what. "
1570 "H<The %s skill cannot be readied, instead, try C<use_skill %s>.>",
1571 &op->skill, &op->skill
1572 );
1573 else
1574 who->failmsgf (
1575 "You feel as if you wanted to do something funny, but you can't remember what. "
1576 "H<The %s skill cannot be readied or used, it is always active.>",
1577 &op->skill
1578 );
1579
1580 if (tmp) who->insert (tmp);
1581
1582 return 1;
1583 }
1584
1585 if (who->contr)
1586 if (op->invisible)
1587 who->statusmsg (format ("You can now use the %s skill.", &op->skill));
1588 else
1589 who->statusmsg (format ("You ready %s.", query_name (op)));
1590 }
1591
1592 who->set_flag (FLAG_READY_SKILL);
1593 op->set_flag (FLAG_APPLIED);
1594 change_abil (who, op);
1595 break;
1596
1597 case BOW:
1598 if (op->level && (!op->name.starts_with (who->name) || op->name [who->name.length ()] != '\''))
1599 {
1600 who->failmsg ("The weapon does not recognize you as its owner. "
1601 "H<Its name indicates that it belongs to somebody else.>");
1602 if (tmp) who->insert (tmp);
3432 return 1; 1603 return 1;
3433 } 1604 }
3434 new_draw_info_format (NDI_UNIQUE, 0, who, "You turn on your %s.", &op->name);
3435 tmp2 = arch_to_object (op->other_arch);
3436 tmp2->stats.food = op->stats.food;
3437 SET_FLAG (tmp2, FLAG_APPLIED);
3438 if (QUERY_FLAG (op, FLAG_INV_LOCKED))
3439 SET_FLAG (tmp2, FLAG_INV_LOCKED);
3440 insert_ob_in_ob (tmp2, who);
3441 1605
3442 /* Remove the old lantern */ 1606 if (player *pl = who->contr)
3443 if (who->type == PLAYER)
3444 esrv_del_item (who->contr, op->count);
3445
3446 op->destroy ();
3447
3448 /* insert the portion that was split off */
3449 if (tmp != NULL)
3450 { 1607 {
3451 (void) insert_ob_in_ob (tmp, who); 1608 op->flag [FLAG_APPLIED] = true;
3452 if (who->type == PLAYER) 1609 who->statusmsg (format ("You wield the %s.", query_name (op)));
3453 esrv_send_item (who, tmp); 1610 change_abil (who, op);
3454 } 1611 }
3455 who->update_stats (); 1612 break;
3456 if (QUERY_FLAG (op, FLAG_CURSED) || QUERY_FLAG (op, FLAG_DAMNED)) 1613
1614 case RANGED:
1615 if (player *pl = who->contr)
3457 { 1616 {
3458 if (who->type == PLAYER) 1617 op->flag [FLAG_APPLIED] = true;
3459 { 1618 who->statusmsg (format ("You applied the %s.", query_name (op)));
3460 new_draw_info (NDI_UNIQUE, 0, who, "Oops, it feels deadly cold!");
3461 SET_FLAG (tmp2, FLAG_KNOWN_CURSED);
3462 }
3463 } 1619 }
3464 if (who->type == PLAYER)
3465 esrv_send_item (who, tmp2);
3466 return 0;
3467 break; 1620 break;
3468 1621
3469 /* this part is needed for skill-tools */
3470 case SKILL: 1622 case SPELL:
3471 case SKILL_TOOL: 1623 if (player *pl = who->contr)
3472 if (who->chosen_skill)
3473 { 1624 {
3474 LOG (llevError, "BUG: apply_special(): can't apply two skills\n"); 1625 op->flag [FLAG_APPLIED] = true;
3475 return 1; 1626 who->statusmsg (format ("You ready the spell %s.", query_name (op)));
3476 } 1627 }
3477 if (who->type == PLAYER)
3478 {
3479 who->contr->shoottype = range_skill;
3480 who->contr->ranges[range_skill] = op;
3481 if (!op->invisible)
3482 {
3483 new_draw_info_format (NDI_UNIQUE, 0, who, "You ready %s.", query_name (op));
3484 new_draw_info_format (NDI_UNIQUE, 0, who, "You can now use the skill: %s.", &op->skill);
3485 }
3486 else
3487 {
3488 new_draw_info_format (NDI_UNIQUE, 0, who, "Readied skill: %s.", op->skill ? &op->skill : &op->name);
3489 }
3490 }
3491 SET_FLAG (op, FLAG_APPLIED);
3492 (void) change_abil (who, op);
3493 who->chosen_skill = op;
3494 SET_FLAG (who, FLAG_READY_SKILL);
3495 break; 1628 break;
3496 1629
1630 /*FALLTHROUGH*/
3497 case BOW: 1631 case WAND:
3498 if (!check_weapon_power (who, op->last_eat))
3499 {
3500 new_draw_info (NDI_UNIQUE, 0, who, "That item is too powerful for you to use.");
3501 new_draw_info (NDI_UNIQUE, 0, who, "It would consume your soul!.");
3502 if (tmp != NULL)
3503 (void) insert_ob_in_ob (tmp, who);
3504 return 1;
3505 }
3506 if (op->level && (strncmp (op->name, who->name, strlen (who->name))))
3507 {
3508 new_draw_info (NDI_UNIQUE, 0, who, "The weapon does not recognize you as its owner.");
3509 if (tmp != NULL)
3510 (void) insert_ob_in_ob (tmp, who);
3511 return 1;
3512 }
3513 /*FALLTHROUGH*/ case WAND:
3514 case ROD: 1632 case ROD:
3515 case HORN: 1633 case HORN:
3516 /* check for skill, alter player status */ 1634 op->flag [FLAG_APPLIED] = true;
3517 SET_FLAG (op, FLAG_APPLIED);
3518 if (skop)
3519 change_skill (who, skop, 0);
3520 new_draw_info_format (NDI_UNIQUE, 0, who, "You ready %s.", query_name (op));
3521 1635
3522 if (who->type == PLAYER) 1636 if (player *pl = who->contr)
3523 { 1637 {
1638 who->statusmsg (format ("You ready %s.", query_name (op)));
1639
3524 if (op->type == BOW) 1640 if (op->type == BOW)
3525 { 1641 who->statusmsg (format ("You will now fire %s with %s.", op->race ? &op->race : "nothing", query_name (op)));
1642
3526 (void) change_abil (who, op); 1643 change_abil (who, op);
3527 new_draw_info_format (NDI_UNIQUE, 0, who,
3528 "You will now fire %s with %s.", op->race ? &op->race : "nothing", query_name (op));
3529 who->contr->shoottype = range_bow;
3530 }
3531 else
3532 {
3533 who->contr->shoottype = range_misc;
3534 }
3535 } 1644 }
3536 else 1645 else
3537 { 1646 {
3538 if (op->type == BOW) 1647 if (op->type == BOW)
3539 SET_FLAG (who, FLAG_READY_BOW); 1648 op->flag [FLAG_READY_BOW ] = true;
3540 else 1649 else
3541 SET_FLAG (who, FLAG_READY_RANGE); 1650 op->flag [FLAG_READY_RANGE] = true;
1651 }
1652
1653 break;
1654
1655 case BUILDER:
1656 if (player *pl = who->contr)
1657 {
1658 who->statusmsg (format ("You ready your %s.", query_name (op)));
1659 //TODO: change_abil?
3542 } 1660 }
3543 break; 1661 break;
3544 1662
3545 case BUILDER:
3546 if (who->contr->ranges[range_builder])
3547 unapply_special (who, who->contr->ranges[range_builder], 0);
3548 who->contr->shoottype = range_builder;
3549 who->contr->ranges[range_builder] = op;
3550 new_draw_info_format (NDI_UNIQUE, 0, who, "You ready your %s.", query_name (op));
3551 break;
3552
3553 default: 1663 default:
3554 new_draw_info_format (NDI_UNIQUE, 0, who, "You apply %s.", query_name (op)); 1664 who->statusmsg (format ("You apply %s.", query_name (op)));
3555 } /* end of switch op->type */ 1665 }
3556 1666
3557 SET_FLAG (op, FLAG_APPLIED); 1667 op->set_flag (FLAG_APPLIED);
3558 1668
3559 if (tmp != NULL) 1669 if (tmp) who->insert (tmp);
3560 tmp = insert_ob_in_ob (tmp, who);
3561 1670
3562 who->update_stats (); 1671 who->update_stats ();
3563 1672
3564 /* We exclude spell casting objects. The fire code will set the 1673 /* We exclude spell casting objects. The fire code will set the
3565 * been applied flag when they are used - until that point, 1674 * been applied flag when they are used - until that point,
3566 * you don't know anything about them. 1675 * you don't know anything about them.
3567 */ 1676 */
3568 if (who->type == PLAYER && op->type != WAND && op->type != HORN && op->type != ROD) 1677 if (who->type == PLAYER && op->type != WAND && op->type != HORN && op->type != ROD)
3569 SET_FLAG (op, FLAG_BEEN_APPLIED); 1678 op->set_flag (FLAG_BEEN_APPLIED);
3570 1679
3571 if (QUERY_FLAG (op, FLAG_CURSED) || QUERY_FLAG (op, FLAG_DAMNED)) 1680 if (op->flag [FLAG_CURSED] || op->flag [FLAG_DAMNED])
3572 {
3573 if (who->type == PLAYER) 1681 if (who->type == PLAYER)
3574 { 1682 {
3575 new_draw_info (NDI_UNIQUE, 0, who, "Oops, it feels deadly cold!"); 1683 who->failmsg (
3576 SET_FLAG (op, FLAG_KNOWN_CURSED); 1684 "Oops, it feels deadly cold! "
1685 "H<Maybe it wasn't such a bright idea to apply this cursed or damned item.>"
1686 );
1687 op->set_flag (FLAG_KNOWN_CURSED);
3577 } 1688 }
3578 } 1689
3579 if (who->type == PLAYER) 1690 if (object *pl = op->visible_to ())
3580 {
3581 /* if multiple objects were applied, update both slots */
3582 if (tmp)
3583 esrv_send_item (who, tmp);
3584 esrv_send_item (who, op); 1691 esrv_send_item (pl, op);
3585 } 1692
3586 return 0; 1693 return 0;
3587} 1694}
3588 1695
3589 1696/**
1697 * Check if op should abort moving victim because of it's race or slaying.
1698 * Returns 1 if it should abort, returns 0 if it should continue.
1699 */
3590int 1700int
3591monster_apply_special (object *who, object *op, int aflags) 1701should_director_abort (object *op, object *victim)
3592{ 1702{
3593 if (QUERY_FLAG (op, FLAG_UNPAID) && !QUERY_FLAG (op, FLAG_APPLIED)) 1703 int arch_flag, name_flag, race_flag;
1704
1705 /* Get flags to determine what of arch, name, and race should be checked.
1706 * This is stored in subtype, and is a bitmask, the LSB is the arch flag,
1707 * the next is the name flag, and the last is the race flag. Also note,
1708 * if subtype is set to zero, that also goes to defaults of all affecting
1709 * it. Examples:
1710 * subtype 1: only arch
1711 * subtype 3: arch or name
1712 * subtype 5: arch or race
1713 * subtype 7: all three
1714 */
1715 if (op->subtype)
1716 {
1717 arch_flag = op->subtype & 1;
1718 name_flag = op->subtype & 2;
1719 race_flag = op->subtype & 4;
1720 }
1721 else
1722 {
1723 arch_flag = 1;
1724 name_flag = 1;
1725 race_flag = 1;
1726 }
1727
1728 /* If the director has race set, only affect objects with a arch,
1729 * name or race that matches.
1730 */
1731 if ((op->race) &&
1732 ((!(victim->arch && arch_flag && victim->arch->archname) || op->race != victim->arch->archname)) &&
1733 ((!(victim->name && name_flag) || op->race != victim->name)) &&
1734 ((!(victim->race && race_flag) || op->race != victim->race)))
3594 return 1; 1735 return 1;
3595 return apply_special (who, op, aflags);
3596}
3597 1736
1737 /* If the director has slaying set, only affect objects where none
1738 * of arch, name, or race match.
1739 */
1740 if ((op->slaying) && (((victim->arch && arch_flag && victim->arch->archname && op->slaying == victim->arch->archname))) ||
1741 ((victim->name && name_flag && op->slaying == victim->name)) ||
1742 ((victim->race && race_flag && op->slaying == victim->race)))
1743 return 1;
1744
1745 return 0;
1746}
1747
3598/** 1748/**
3599 * Map was just loaded, handle op's initialisation. 1749 * This handles a player dropping money on an altar to identify stuff.
1750 * It'll identify marked item, if none all items up to dropped money.
1751 * Return value: 1 if money was destroyed, 0 if not.
3600 * 1752 */
3601 * Generates shop floor's item, and treasures. 1753static int
1754apply_id_altar (object *money, object *altar, object *pl)
1755{
1756 dynbuf_text &buf = msg_dynbuf; buf.clear ();
1757
1758 if (!pl || pl->type != PLAYER)
1759 return 0;
1760
1761 /* Check for MONEY type is a special hack - it prevents 'nothing needs
1762 * identifying' from being printed out more than it needs to be.
1763 */
1764 if (!check_altar_sacrifice (altar, money, pl) || money->type != MONEY)
1765 return 0;
1766
1767 /* if the player has a marked item, identify that if it needs to be
1768 * identified. If it doesn't, then go through the player inventory.
1769 */
1770 if (object *marked = pl->mark ())
1771 if (!marked->flag [FLAG_IDENTIFIED] && marked->need_identify ())
1772 {
1773 if (operate_altar (altar, &money, pl))
1774 {
1775 identify (marked);
1776
1777 buf.printf ("You have %s.\r", long_desc (marked, pl));
1778 if (marked->msg)
1779 buf << "The item has a story:\r" << marked->msg << "\n\n";
1780
1781 return !money;
1782 }
1783 }
1784
1785 for (object *id = pl->inv; id; id = id->below)
1786 {
1787 if (!id->flag [FLAG_IDENTIFIED] && !id->invisible && id->need_identify ())
1788 {
1789 if (operate_altar (altar, &money, pl))
1790 {
1791 identify (id);
1792
1793 buf.printf ("You have %s.\r", long_desc (id, pl));
1794 if (id->msg)
1795 buf << "The item has a story:\r" << id->msg << "\n\n";
1796
1797 /* If no more money, might as well quit now */
1798 if (!money || !check_altar_sacrifice (altar, money))
1799 break;
1800 }
1801 else
1802 {
1803 LOG (llevError, "check_id_altar: Couldn't do sacrifice when we should have been able to\n");
1804 break;
1805 }
1806 }
1807 }
1808
1809 if (buf.empty ())
1810 pl->failmsg ("You have nothing that needs identifying");
1811 else
1812 pl->contr->infobox (MSG_CHANNEL ("identify"), buf);
1813
1814 return !money;
1815}
1816
1817/**
1818 * This checks whether the object has a "on_use_yield" field, and if so generated and drops
1819 * matching item.
1820 **/
1821void
1822handle_apply_yield (object *tmp)
1823{
1824 if (shstr_tmp yield = tmp->kv (shstr_on_use_yield))
1825 archetype::get (yield)->insert_at (tmp, tmp, INS_BELOW_ORIGINATOR);
1826}
1827
1828/**
1829 * Handles applying a potion.
3602 */ 1830 */
3603int 1831int
3604auto_apply (object *op) 1832apply_potion (object *op, object *tmp)
3605{ 1833{
3606 object *tmp = NULL, *tmp2; 1834 int got_one = 0, i;
3607 int i; 1835 object *force = 0;
3608 1836
3609 switch (op->type) 1837 object *floor = GET_MAP_OB (op->map, op->x, op->y);
1838
1839 if (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_SAFE)
1840 {
1841 op->failmsg ("Gods prevent you from using this here, it's sacred ground!");
1842
1843 tmp->clr_flag (FLAG_APPLIED);
1844 return 0;
3610 { 1845 }
3611 case SHOP_FLOOR: 1846
3612 if (!op->has_random_items ()) 1847 if (op->type == PLAYER)
1848 if (!tmp->flag [FLAG_IDENTIFIED])
1849 identify (tmp);
1850
1851 handle_apply_yield (tmp);
1852
1853 /* Potion of restoration - only for players */
1854 if (op->type == PLAYER && (tmp->attacktype & AT_DEPLETE))
1855 {
1856 object *depl;
1857 archetype *at;
1858
1859 if (tmp->flag [FLAG_CURSED] || tmp->flag [FLAG_DAMNED])
1860 {
1861 op->drain_stat ();
1862 op->update_stats ();
1863 tmp->decrease ();
1864 return 1;
1865 }
1866
1867 if (!(at = archetype::find (shstr_depletion)))
1868 {
1869 LOG (llevError, "Could not find archetype depletion\n");
3613 return 0; 1870 return 0;
3614
3615 do
3616 {
3617 i = 10; /* let's give it 10 tries */
3618 while ((tmp = generate_treasure (op->randomitems,
3619 op->stats.exp ? (int) op->stats.exp : MAX (op->map->difficulty, 5))) == NULL && --i);
3620 if (tmp == NULL)
3621 return 0;
3622 if (QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED))
3623 {
3624 tmp->destroy ();
3625 tmp = NULL;
3626 }
3627 } 1871 }
3628 while (!tmp);
3629 1872
3630 tmp->x = op->x; 1873 depl = present_arch_in_ob (at, op);
3631 tmp->y = op->y;
3632 SET_FLAG (tmp, FLAG_UNPAID);
3633 insert_ob_in_map (tmp, op->map, NULL, 0);
3634 CLEAR_FLAG (op, FLAG_AUTO_APPLY);
3635 identify (tmp);
3636 break;
3637 1874
3638 case TREASURE: 1875 if (depl)
3639 if (QUERY_FLAG (op, FLAG_IS_A_TEMPLATE))
3640 return 0;
3641
3642 while ((op->stats.hp--) > 0)
3643 create_treasure (op->randomitems, op, op->map ? GT_ENVIRONMENT : 0,
3644 op->stats.exp ? (int) op->stats.exp : op->map == NULL ? 14 : op->map->difficulty, 0);
3645
3646 /* If we generated an object and put it in this object inventory,
3647 * move it to the parent object as the current object is about
3648 * to disappear. An example of this item is the random_* stuff
3649 * that is put inside other objects.
3650 */
3651 for (tmp = op->inv; tmp; tmp = tmp2)
3652 { 1876 {
3653 tmp2 = tmp->below; 1877 for (i = 0; i < NUM_STATS; i++)
3654 tmp->remove (); 1878 if (depl->stats.stat (i))
1879 op->statusmsg (restore_msg[i]);
3655 1880
3656 if (op->env)
3657 insert_ob_in_ob (tmp, op->env);
3658 else
3659 tmp->destroy (); 1881 depl->destroy ();
1882 op->update_stats ();
3660 } 1883 }
1884 else
1885 op->statusmsg ("Your potion had no effect.");
3661 1886
3662 op->destroy (); 1887 tmp->decrease ();
3663 break;
3664 }
3665 return tmp ? 1 : 0;
3666}
3667
3668/**
3669 * fix_auto_apply goes through the entire map (only the first time
3670 * when an original map is loaded) and performs special actions for
3671 * certain objects (most initialization of chests and creation of
3672 * treasures and stuff). Calls auto_apply if appropriate.
3673 */
3674void
3675fix_auto_apply (maptile *m)
3676{
3677 object *tmp, *above = NULL;
3678 int x, y;
3679
3680 if (m == NULL)
3681 return; 1888 return 1;
1889 }
3682 1890
3683 for (x = 0; x < MAP_WIDTH (m); x++) 1891 /* improvement potion - only for players */
3684 for (y = 0; y < MAP_HEIGHT (m); y++) 1892 if (op->type == PLAYER && (tmp->attacktype & AT_GODPOWER))
3685 for (tmp = GET_MAP_OB (m, x, y); tmp != NULL; tmp = above) 1893 {
1894 for (i = 1; i < min (11, op->level); i++)
3686 { 1895 {
3687 above = tmp->above; 1896 if (tmp->flag [FLAG_CURSED] || tmp->flag [FLAG_DAMNED])
3688
3689 if (tmp->inv)
3690 { 1897 {
3691 object *invtmp, *invnext; 1898 if (op->contr->levhp[i] != 1)
3692
3693 for (invtmp = tmp->inv; invtmp != NULL; invtmp = invnext)
3694 { 1899 {
3695 invnext = invtmp->below; 1900 op->contr->levhp[i] = 1;
3696
3697 if (QUERY_FLAG (invtmp, FLAG_AUTO_APPLY))
3698 auto_apply (invtmp);
3699 else if (invtmp->type == TREASURE && invtmp->has_random_items ())
3700 { 1901 break;
3701 while ((invtmp->stats.hp--) > 0)
3702 create_treasure (invtmp->randomitems, invtmp, 0, m->difficulty, 0);
3703
3704 invtmp->randomitems = NULL;
3705 }
3706 else if (invtmp && invtmp->arch
3707 && invtmp->type != TREASURE && invtmp->type != SPELL && invtmp->type != CLASS && invtmp->has_random_items ())
3708 {
3709 create_treasure (invtmp->randomitems, invtmp, 0, m->difficulty, 0);
3710 /* Need to clear this so that we never try to create
3711 * treasure again for this object
3712 */
3713 invtmp->randomitems = NULL;
3714 }
3715 } 1902 }
3716 /* This is really temporary - the code at the bottom will
3717 * also set randomitems to null. The problem is there are bunches
3718 * of maps/players already out there with items that have spells
3719 * which haven't had the randomitems set to null yet.
3720 * MSW 2004-05-13
3721 *
3722 * And if it's a spellbook, it's better to set randomitems to NULL too,
3723 * else you get two spells in the book ^_-
3724 * Ryo 2004-08-16
3725 */
3726 if (tmp->type == WAND || tmp->type == ROD || tmp->type == SCROLL
3727 || tmp->type == HORN || tmp->type == FIREWALL || tmp->type == POTION || tmp->type == ALTAR || tmp->type == SPELLBOOK)
3728 tmp->randomitems = NULL;
3729 1903
3730 } 1904 if (op->contr->levsp[i] != 1)
3731
3732 if (QUERY_FLAG (tmp, FLAG_AUTO_APPLY))
3733 auto_apply (tmp);
3734 else if ((tmp->type == TREASURE || (tmp->type == CONTAINER)) && tmp->has_random_items ())
3735 {
3736 while ((tmp->stats.hp--) > 0)
3737 create_treasure (tmp->randomitems, tmp, 0, m->difficulty, 0);
3738 tmp->randomitems = NULL;
3739 }
3740 else if (tmp->type == TIMED_GATE)
3741 {
3742 object *head = tmp->head != NULL ? tmp->head : tmp;
3743
3744 if (QUERY_FLAG (head, FLAG_IS_LINKED))
3745 { 1905 {
3746 tmp->speed = 0; 1906 op->contr->levsp[i] = 1;
3747 update_ob_speed (tmp); 1907 break;
1908 }
1909
1910 if (op->contr->levgrace[i] != 1)
1911 {
1912 op->contr->levgrace[i] = 1;
1913 break;
3748 } 1914 }
3749 } 1915 }
3750 /* This function can be called everytime a map is loaded, even when 1916 else
3751 * swapping back in. As such, we don't want to create the treasure 1917 {
3752 * over and ove again, so after we generate the treasure, blank out 1918 if (op->contr->levhp[i] < 9)
3753 * randomitems so if it is swapped in again, it won't make anything. 1919 {
3754 * This is a problem for the above objects, because they have counters 1920 op->contr->levhp[i] = 9;
3755 * which say how many times to make the treasure. 1921 break;
1922 }
1923
1924 if (op->contr->levsp[i] < 6)
1925 {
1926 op->contr->levsp[i] = 6;
1927 break;
1928 }
1929
1930 if (op->contr->levgrace[i] < 3)
1931 {
1932 op->contr->levgrace[i] = 3;
1933 break;
1934 }
1935 }
1936 }
1937
1938 /* Just makes checking easier */
1939 if (i < min (11, op->level))
1940 got_one = 1;
1941
1942 if (!tmp->flag [FLAG_CURSED] && !tmp->flag [FLAG_DAMNED])
1943 {
1944 if (got_one)
1945 {
1946 op->update_stats ();
1947 op->statusmsg ("The Gods smile upon you and remake you "
1948 "a little more in their image. "
1949 "You feel a little more perfect.", NDI_GREEN);
1950 }
1951 else
1952 op->statusmsg ("The potion had no effect - you are already perfect.");
1953 }
1954 else
1955 { /* cursed potion */
1956 if (got_one)
1957 {
1958 op->update_stats ();
1959 op->failmsg ("The Gods are angry and punish you.");
1960 }
1961 else
1962 op->statusmsg ("You are fortunate that you are so pathetic.", NDI_DK_ORANGE);
1963 }
1964
1965 tmp->decrease ();
1966 return 1;
1967 }
1968
1969
1970 /* A potion that casts a spell. Healing, restore spellpoint (power potion)
1971 * and heroism all fit into this category. Given the spell object code,
1972 * there is no limit to the number of spells that potions can be cast,
1973 * but direction is problematic to try and imbue fireball potions for example.
1974 */
1975 if (tmp->inv)
1976 {
1977 if (tmp->flag [FLAG_CURSED] || tmp->flag [FLAG_DAMNED])
1978 {
1979 op->failmsg ("Yech! Your lungs are on fire!");
1980 create_exploding_ball_at (op, op->level);
1981 }
1982 else
1983 cast_spell (op, tmp, op->facing, tmp->inv, NULL);
1984
1985 tmp->decrease ();
1986
1987 /* if youre dead, no point in doing this... */
1988 if (!op->flag [FLAG_REMOVED])
1989 op->update_stats ();
1990
1991 return 1;
1992 }
1993
1994 /* Deal with protection potions */
1995 force = NULL;
1996 for (i = 0; i < NROFATTACKS; i++)
1997 {
1998 if (tmp->resist[i])
1999 {
2000 if (!force)
2001 force = get_archetype (FORCE_NAME);
2002
2003 memcpy (force->resist, tmp->resist, sizeof (tmp->resist));
2004 force->type = POTION_EFFECT;
2005 break; /* Only need to find one protection since we copy entire batch */
2006 }
2007 }
2008
2009 /* This is a protection potion */
2010 if (force)
2011 {
2012 /* cursed items last longer */
2013 if (tmp->flag [FLAG_CURSED] || tmp->flag [FLAG_DAMNED])
2014 {
2015 force->stats.food *= 10;
2016 for (i = 0; i < NROFATTACKS; i++)
2017 if (force->resist[i] > 0)
2018 force->resist[i] = -force->resist[i]; /* prot => vuln */
2019 }
2020
2021 force->speed_left = -1;
2022 force = insert_ob_in_ob (force, op);
2023 tmp->clr_flag (FLAG_APPLIED);
2024 force->set_flag (FLAG_APPLIED);
2025 change_abil (op, force);
2026 tmp->decrease ();
2027 return 1;
2028 }
2029
2030 /* Only thing left are the stat potions */
2031 if (op->type == PLAYER)
2032 { /* only for players */
2033 if ((tmp->flag [FLAG_CURSED]
2034 || tmp->flag [FLAG_DAMNED])
2035 && tmp->value != 0)
2036 tmp->clr_flag (FLAG_APPLIED);
2037 else
2038 tmp->set_flag (FLAG_APPLIED);
2039
2040 if (!change_abil (op, tmp))
2041 op->statusmsg ("Nothing happened.");
2042 }
2043
2044 /* CLEAR_FLAG is so that if the character has other potions
2045 * that were grouped with the one consumed, his
2046 * stat will not be raised by them. fix_player just clears
2047 * up all the stats.
2048 */
2049 tmp->clr_flag (FLAG_APPLIED);
2050 op->update_stats ();
2051 tmp->decrease ();
2052 return 1;
2053}
2054
2055/**
2056 * 'victim' moves onto 'trap'
2057 * 'victim' leaves 'trap'
2058 * effect is determined by move_on/move_off of trap and move_type of victime.
2059 *
2060 * originator: Player, monster or other object that caused 'victim' to move
2061 * onto 'trap'. Will receive messages caused by this action. May be NULL.
2062 * However, some types of traps require an originator to function.
2063 */
2064void
2065move_apply (object *trap, object *victim, object *originator)
2066{
2067 static int recursion_depth = 0;
2068
2069 trap = trap->head_ ();
2070
2071 /* Only exits affect DMs. */
2072 if (victim->flag [FLAG_WIZPASS] && trap->type != EXIT && trap->type != SIGN)
2073 return;
2074
2075 /* move_apply() is the most likely candidate for causing unwanted and
2076 * possibly unlimited recursion.
2077 */
2078
2079 /* The following was changed because it was causing perfectly correct
2080 * maps to fail. 1) it's not an error to recurse:
2081 * rune detonates, summoning monster. monster lands on nearby rune.
2082 * nearby rune detonates. This sort of recursion is expected and
2083 * proper. This code was causing needless crashes.
2084 */
2085 if (recursion_depth >= 500)
2086 {
2087 LOG (llevDebug, "WARNING: move_apply(): aborting recursion "
2088 "[trap arch %s, name %s; victim arch %s, name %s]\n", &trap->arch->archname, &trap->name, &victim->arch->archname, &victim->name);
2089 return;
2090 }
2091
2092 recursion_depth++;
2093
2094 if (!INVOKE_OBJECT (MOVE_TRIGGER, trap, ARG_OBJECT (victim), ARG_OBJECT (originator)))
2095 switch (trap->type)
2096 {
2097 case PLAYERMOVER:
2098 if (trap->attacktype && (trap->level || victim->type != PLAYER) && !should_director_abort (trap, victim))
2099 {
2100 if (!trap->stats.maxsp)
2101 trap->stats.maxsp = 2;
2102
2103 /* Is this correct? From the docs, it doesn't look like it
2104 * should be divided by trap->speed
2105 */
2106 victim->speed_left = -trap->stats.maxsp * victim->speed / trap->speed;
2107
2108 /* Just put in some sanity check. I think there is a bug in the
2109 * above with some objects have zero speed, and thus the player
2110 * getting permanently paralyzed.
2111 */
2112 victim->speed_left = max (-50.f, victim->speed_left);
2113 /* LOG(llevDebug, "apply, playermove, player speed_left=%f\n", victim->speed_left); */
2114 }
2115 break;
2116
2117 case SPINNER:
2118 if (victim->direction)
2119 {
2120 victim->direction = absdir (victim->direction - trap->stats.sp);
2121 update_turn_face (victim);
2122 }
2123 break;
2124
2125 case DIRECTOR:
2126 if (victim->direction && !should_director_abort (trap, victim))
2127 {
2128 victim->direction = trap->stats.sp;
2129 update_turn_face (victim);
2130 }
2131 break;
2132
2133 case BUTTON:
2134 case PEDESTAL:
2135 case T_MATCH:
2136 update_button (trap, originator);
2137 break;
2138
2139 case ALTAR:
2140 /* sacrifice victim on trap */
2141 apply_altar (trap, victim, originator);
2142 break;
2143
2144 case THROWN_OBJ:
2145 if (trap->inv == NULL)
2146 break;
2147 /* fallthrough */
2148
2149 case ARROW:
2150 /* bad bug: monster throw a object, make a step forwards, step on object ,
2151 * trigger this here and get hit by own missile - and will be own enemy.
2152 * Victim then is his own enemy and will start to kill herself (this is
2153 * removed) but we have not synced victim and his missile. To avoid senseless
2154 * action, we avoid hits here
3756 */ 2155 */
3757 else if (tmp && tmp->arch && tmp->type != PLAYER 2156 if ((victim->flag [FLAG_ALIVE] && trap->has_active_speed ())
3758 && tmp->type != TREASURE && tmp->type != SPELL 2157 && trap->owner != victim)
3759 && tmp->type != PLAYER_CHANGER && tmp->type != CLASS && tmp->has_random_items ()) 2158 hit_with_arrow (trap, victim);
2159 break;
2160
2161 case SPELL_EFFECT:
2162 apply_spell_effect (trap, victim);
2163 break;
2164
2165 case TRAPDOOR:
2166 {
2167 int max, sound_was_played;
2168 object *ab, *ab_next;
2169
2170 if (!trap->value)
2171 {
2172 int tot;
2173
2174 for (ab = trap->above, tot = 0; ab; ab = ab->above)
2175 if ((ab->move_type && trap->move_on) || ab->move_type == 0)
2176 tot += ab->head_ ()->total_weight ();
2177
2178 if (!(trap->value = (tot > trap->weight) ? 1 : 0))
2179 break;
2180
2181 SET_ANIMATION (trap, trap->value);
2182 update_object (trap, UP_OBJ_FACE);
2183 }
2184
2185 for (ab = trap->above, max = 100, sound_was_played = 0; --max && ab; ab = ab_next)
2186 {
2187 /* need to set this up, since if we do transfer the object,
2188 * ab->above would be bogus
2189 */
2190 ab_next = ab->above;
2191
2192 if ((ab->move_type && trap->move_on) || ab->move_type == 0)
2193 {
2194 if (!sound_was_played)
2195 {
2196 trap->play_sound (trap->sound ? trap->sound : sound_find ("fall_hole"));
2197 sound_was_played = 1;
2198 }
2199
2200 ab->statusmsg ("You fall into a trapdoor!", NDI_RED);
2201 transfer_ob (ab, EXIT_X (trap), EXIT_Y (trap), 0, ab);
2202 }
2203 }
2204 break;
2205 }
2206
2207 case CONVERTER:
2208 if (convert_item (victim, trap) < 0)
3760 { 2209 {
3761 create_treasure (tmp->randomitems, tmp, GT_APPLY, m->difficulty, 0); 2210 originator->failmsgf ("The %s seems to be broken!", query_name (trap));
3762 tmp->randomitems = NULL; 2211 archetype::get (shstr_burnout)->insert_at (trap, trap);
3763 } 2212 }
2213
2214 break;
2215
2216 case TRIGGER_BUTTON:
2217 case TRIGGER_PEDESTAL:
2218 case TRIGGER_ALTAR:
2219 check_trigger (trap, victim, originator);
2220 break;
2221
2222 case DEEP_SWAMP:
2223 walk_on_deep_swamp (trap, victim);
2224 break;
2225
2226 case CHECK_INV:
2227 check_inv (victim, trap);
2228 break;
2229
2230 case HOLE:
2231 move_apply_hole (trap, victim);
2232 break;
2233
2234 case EXIT:
2235 if (victim->type == PLAYER && EXIT_PATH (trap))
2236 {
2237 /* Basically, don't show exits leading to random maps the
2238 * players output.
2239 */
2240 if (trap->msg && EXIT_PATH (trap) != shstr_random_map_exit)
2241 victim->statusmsg (trap->msg, NDI_NAVY);
2242
2243 trap->play_sound (trap->sound);
2244 victim->enter_exit (trap);
2245 }
2246 break;
2247
2248 case ENCOUNTER:
2249 /* may be some leftovers on this */
2250 break;
2251
2252 case SHOP_MAT:
2253 apply_shop_mat (trap, victim);
2254 break;
2255
2256 /* Drop a certain amount of gold, and have one item identified */
2257 case IDENTIFY_ALTAR:
2258 apply_id_altar (victim, trap, originator);
2259 break;
2260
2261 case SIGN:
2262 if (victim->type != PLAYER && trap->stats.food > 0)
2263 break; /* monsters musn't apply magic_mouths with counters */
2264
2265 apply_sign (victim, trap, 1);
2266 break;
2267
2268 case CONTAINER:
2269 apply_container (victim, trap);
2270 break;
2271
2272 case RUNE:
2273 case TRAP:
2274 if (trap->level && victim->flag [FLAG_ALIVE])
2275 spring_trap (trap, victim);
2276 break;
2277
2278 default:
2279 LOG (llevDebug, "name %s, arch %s, type %d with fly/walk on/off not "
2280 "handled in move_apply()\n", &trap->name, &trap->arch->archname, trap->type);
2281 break;
2282 }
2283
2284 recursion_depth--;
2285}
2286
2287/**
2288 * Handles reading a regular (ie not containing a spell) book.
2289 */
2290static void
2291apply_book (object *op, object *tmp)
2292{
2293 int lev_diff;
2294 object *skill_ob;
2295
2296 if (op->flag [FLAG_BLIND] && !op->flag [FLAG_WIZ])
2297 {
2298 op->failmsg ("You are unable to read while blind!");
2299 return;
2300 }
2301
2302 if (!tmp->msg)
2303 {
2304 op->failmsgf ("The %s contains nothing but meaningless gibberish. H<There is nothing interesting to read here.>", &tmp->name);
2305 return;
2306 }
2307
2308 /* need a literacy skill to read stuff! */
2309 skill_ob = find_skill_by_name (op, tmp->skill);
2310 if (!skill_ob)
2311 {
2312 op->failmsgf ("You are unable to decipher the strange symbols. H<You lack the %s skill to read this.>", &tmp->skill);
2313 return;
2314 }
2315
2316 lev_diff = tmp->level - (skill_ob->level + 5);
2317 if (!op->flag [FLAG_WIZ] && lev_diff > 0)
2318 {
2319 op->failmsg (lev_diff < 2 ? "This book is just barely beyond your comprehension."
2320 : lev_diff < 3 ? "This book is slightly beyond your comprehension."
2321 : lev_diff < 5 ? "This book is beyond your comprehension."
2322 : lev_diff < 8 ? "This book is quite a bit beyond your comprehension."
2323 : lev_diff < 15 ? "This book is way beyond your comprehension."
2324 : "This book is totally beyond your comprehension.");
2325 return;
2326 }
2327
2328 // we currently don't use the message types for anything.
2329 // readable_message_type *msgType = get_readable_message_type (tmp);
2330
2331 tmp->play_sound (tmp->sound ? tmp->sound : sound_find ("apply_book"));
2332
2333 if (player *pl = op->contr)
2334 if (client *ns = pl->ns)
2335 pl->infobox (MSG_CHANNEL ("book"), format ("T<%s>\n\n%s", (char *)long_desc (tmp, op), &tmp->msg));
2336
2337 /* gain xp from reading */
2338 if (!tmp->flag [FLAG_NO_SKILL_IDENT])
2339 { /* only if not read before */
2340 int exp_gain = calc_skill_exp (op, tmp, skill_ob);
2341
2342 if (!tmp->flag [FLAG_IDENTIFIED])
3764 } 2343 {
2344 /*exp_gain *= 2; because they just identified it too */
2345 tmp->set_flag (FLAG_IDENTIFIED);
3765 2346
3766 for (x = 0; x < MAP_WIDTH (m); x++) 2347 if (object *pl = tmp->visible_to ())
3767 for (y = 0; y < MAP_HEIGHT (m); y++) 2348 esrv_update_item (UPD_FLAGS | UPD_NAME, pl, tmp);
3768 for (tmp = GET_MAP_OB (m, x, y); tmp != NULL; tmp = tmp->above) 2349 }
3769 if (tmp->above && (tmp->type == TRIGGER_BUTTON || tmp->type == TRIGGER_PEDESTAL))
3770 check_trigger (tmp, tmp->above);
3771}
3772 2350
3773/** 2351 change_exp (op, exp_gain, skill_ob->skill, 0);
3774 * Handles player eating food that temporarily changes status (resistances, stats). 2352 tmp->set_flag (FLAG_NO_SKILL_IDENT); /* so no more xp gained from this book */
3775 * This used to call cast_change_attr(), but 2353 }
3776 * that doesn't work with the new spell code. Since we know what 2354}
3777 * the food changes, just grab a force and use that instead.
3778 */
3779 2355
2356/**
2357 * op made some mistake with a scroll, this takes care of punishment.
2358 * scroll_failure()- hacked directly from spell_failure
2359 */
2360static void
2361scroll_failure (object *op, int failure, int power)
2362{
2363 if (abs (failure / 4) > power)
2364 power = abs (failure / 4); /* set minimum effect */
2365
2366 if (failure <= -1 && failure > -15)
2367 { /* wonder */
2368 object *tmp;
2369
2370 op->failmsg ("Your spell warps!");
2371 tmp = get_archetype (SPELL_WONDER);
2372 cast_wonder (op, op, 0, tmp);
2373 tmp->destroy ();
2374 }
2375 else if (failure <= -15 && failure > -35)
2376 { /* drain mana */
2377 op->failmsg ("Your mana is drained!");
2378 op->stats.sp -= random_roll (0, power - 1, op, PREFER_LOW);
2379 if (op->stats.sp < 0)
2380 op->stats.sp = 0;
2381 }
2382 else if (settings.spell_failure_effects == TRUE)
2383 {
2384 if (failure <= -35 && failure > -60)
2385 { /* confusion */
2386 op->failmsg ("The magic recoils on you!");
2387 confuse_player (op, op, power);
2388 }
2389 else if (failure <= -60 && failure > -70)
2390 { /* paralysis */
2391 op->failmsg ("The magic recoils and paralyzes you!");
2392 paralyze_player (op, op, power);
2393 }
2394 else if (failure <= -70 && failure > -80)
2395 { /* blind */
2396 op->failmsg ("The magic recoils on you!");
2397 blind_player (op, op, power);
2398 }
2399 else if (failure <= -80)
2400 { /* blast the immediate area */
2401 object *tmp = get_archetype (LOOSE_MANA);
2402 cast_magic_storm (op, tmp, power);
2403 op->failmsg ("You unleash uncontrolled mana!");
2404 tmp->destroy ();
2405 }
2406 }
2407}
2408
2409/**
2410 * Handles the applying of a skill scroll, calling learn_skill straight.
2411 * op is the person learning the skill, tmp is the skill scroll object
2412 */
2413static void
2414apply_skillscroll (object *op, object *tmp)
2415{
2416 switch (learn_skill (op, tmp))
2417 {
2418 case 0:
2419 op->play_sound (sound_find ("generic_fail"));
2420 op->failmsgf ("You already possess the knowledge held within the %s.", query_name (tmp));
2421 break;
2422
2423 case 1:
2424 tmp->decrease ();
2425 op->play_sound (sound_find ("skill_learn"));
2426 op->statusmsg (format ("You succeed in learning %s", &tmp->skill));
2427 break;
2428
2429 default:
2430 tmp->decrease ();
2431 op->play_sound (sound_find ("generic_fail"));
2432 op->failmsgf ("You fail to learn the knowledge of the %s.\n", query_name (tmp));
2433 break;
2434 }
2435}
2436
2437/**
2438 * Actually makes op learn spell.
2439 * Informs player of what happens.
2440 */
3780void 2441void
3781eat_special_food (object *who, object *food) 2442do_learn_spell (object *op, object *spell, int special_prayer)
3782{ 2443{
3783 object *force; 2444 object *tmp;
3784 int i, did_one = 0;
3785 sint8 k;
3786 2445
3787 force = get_archetype (FORCE_NAME); 2446 if (op->type != PLAYER)
3788 2447 {
3789 for (i = 0; i < NUM_STATS; i++) 2448 LOG (llevError, "BUG: do_learn_spell(): not a player\n");
2449 return;
3790 { 2450 }
3791 k = get_attr_value (&food->stats, i); 2451
3792 if (k) 2452 /* Upgrade special prayers to normal prayers */
3793 { 2453 if ((tmp = check_spell_known (op, spell->name)) != NULL)
3794 set_attr_value (&force->stats, i, k); 2454 {
3795 did_one = 1; 2455 if (special_prayer && !tmp->flag [FLAG_STARTEQUIP])
3796 } 2456 {
2457 LOG (llevError, "BUG: do_learn_spell(): spell already known, but not marked as startequip\n");
2458 return;
2459 }
2460 return;
2461 }
2462
2463 op->contr->play_sound (sound_find ("learn_spell"));
2464
2465 tmp = spell->clone ();
2466 insert_ob_in_ob (tmp, op);
2467
2468 if (special_prayer)
2469 tmp->set_flag (FLAG_STARTEQUIP);
2470
2471 esrv_add_spells (op->contr, tmp);
2472}
2473
2474/**
2475 * Erases spell from player's inventory.
2476 */
2477void
2478do_forget_spell (object *op, const char *spell)
2479{
2480 object *spob;
2481
2482 if (op->type != PLAYER)
3797 } 2483 {
2484 LOG (llevError, "BUG: do_forget_spell(): not a player\n");
2485 return;
2486 }
2487 if ((spob = check_spell_known (op, spell)) == NULL)
2488 {
2489 LOG (llevError, "BUG: do_forget_spell(): spell not known\n");
2490 return;
2491 }
3798 2492
3799 /* check if we can protect the eater */ 2493 op->failmsgf ("You lose knowledge of %s.", spell);
2494 esrv_remove_spell (op->contr, spob);
2495 spob->destroy ();
2496}
2497
2498/**
2499 * Handles player applying a spellbook.
2500 * Checks whether player has knowledge of required skill, doesn't already know the spell,
2501 * stuff like that. Random learning failure too.
2502 */
2503static void
2504apply_spellbook (object *op, object *tmp)
2505{
2506 object *skop, *spell, *spell_skill;
2507
2508 if (op->flag [FLAG_BLIND] && !op->flag [FLAG_WIZ])
2509 {
2510 op->failmsg ("You are unable to read while blind.");
2511 return;
2512 }
2513
2514 /* artifact_spellbooks have 'slaying' field point to a spell name,
2515 * instead of having their spell stored in stats.sp. These are
2516 * legacy spellbooks
2517 */
2518 if (tmp->slaying)
2519 {
2520 spell = find_archetype_by_object_name (tmp->slaying)->instance ();
2521
2522 if (!spell)
2523 {
2524 op->failmsgf ("The book's formula for %s is incomplete.", &tmp->slaying);
2525 return;
2526 }
2527 else
2528 insert_ob_in_ob (spell, tmp);
2529
2530 tmp->slaying = 0;
2531 }
2532
2533 skop = find_skill_by_name (op, tmp->skill);
2534
2535 /* need a literacy skill to learn spells. Also, having a literacy level
2536 * lower than the spell will make learning the spell more difficult */
2537 if (!skop)
2538 {
2539 op->failmsgf ("You can't read! Your attempt fails. H<You lack the %s skill.>", &tmp->skill);
2540 return;
2541 }
2542
2543 spell = tmp->inv;
2544
2545 if (!spell)
2546 {
2547 LOG (llevError, "apply_spellbook: Book %s has no spell in it!\n", &tmp->name);
2548 op->failmsg ("The spellbook symbols make no sense. This is a bug, please report!");
2549 return;
2550 }
2551
2552 int learn_level = sqrtf (spell->level) * 1.5f;
2553 if (skop->level < learn_level)
2554 {
2555 op->failmsgf ("You are unable to decipher the strange symbols. H<Your %s level is too low, it must be at least %d.>",
2556 &tmp->skill, learn_level);
2557 return;
2558 }
2559
2560 op->statusmsg (format ("The spellbook contains the %s level spell %s.", ordinal (spell->level), &spell->name));
2561
2562 if (!tmp->flag [FLAG_IDENTIFIED])
2563 identify (tmp);
2564
2565 /* I removed the check for special_prayer_mark here - it didn't make
2566 * a lot of sense - special prayers are not found in spellbooks, and
2567 * if the player doesn't know the spell, doesn't make a lot of sense that
2568 * they would have a special prayer mark.
2569 */
2570 if (check_spell_known (op, spell->name))
2571 {
2572 op->statusmsg ("You already know that spell. H<It makes no sense to learn spells twice, and would only waste the spellbook.>\n");
2573 return;
2574 }
2575
2576 if (spell->skill)
2577 {
2578 spell_skill = find_skill_by_name (op, spell->skill);
2579
2580 if (!spell_skill)
2581 {
2582 op->failmsgf ("You lack the %s skill to use this spell.", &spell->skill);
2583 return;
2584 }
2585
2586 if (spell_skill->level < spell->level)
2587 {
2588 op->failmsgf ("You need to be level %d in %s to learn this spell.", spell->level, &spell->skill);
2589 return;
2590 }
2591 }
2592
2593 /* Logic as follows
2594 *
2595 * 1- MU spells use Int to learn, Cleric spells use Wisdom
2596 *
2597 * 2- The learner's skill level in literacy adjusts the chance to learn
2598 * a spell.
2599 *
2600 * 3 -Automatically fail to learn if you read while confused
2601 *
2602 * Overall, chances are the same but a player will find having a high
2603 * literacy rate very useful! -b.t.
2604 */
2605 if (op->flag [FLAG_CONFUSED])
2606 {
2607 op->failmsg ("In your confused state you flub the wording of the text!");
2608 scroll_failure (op, 0 - random_roll (0, spell->level, op, PREFER_LOW), max (spell->stats.sp, spell->stats.grace));
2609 }
2610 else if (tmp->flag [FLAG_STARTEQUIP] ||
2611 (random_roll (0, 100, op, PREFER_LOW) - (5 * skop->level)) < learn_spell[spell->stats.grace ? op->stats.Wis : op->stats.Int])
2612 {
2613 op->statusmsg ("You succeed in learning the spell!", NDI_GREEN);
2614 do_learn_spell (op, spell, 0);
2615
2616 /* xp gain to literacy for spell learning */
2617 if (!tmp->flag [FLAG_STARTEQUIP])
2618 change_exp (op, calc_skill_exp (op, tmp, skop), skop->skill, 0);
2619 }
2620 else
2621 {
2622 op->contr->play_sound (sound_find ("fumble_spell"));
2623 op->failmsg ("You fail to learn the spell. H<Wis (priests) or Int (wizards) governs the chance of learning a prayer or spell.>\n");
2624 }
2625
2626 tmp->decrease ();
2627}
2628
2629/**
2630 * Handles applying a spell scroll.
2631 */
2632void
2633apply_scroll (object *op, object *tmp, int dir)
2634{
2635 object *skop;
2636
2637 if (op->flag [FLAG_BLIND] && !op->flag [FLAG_WIZ])
2638 {
2639 op->failmsg ("You are unable to read while blind.");
2640 return;
2641 }
2642
2643 if (!tmp->inv || tmp->inv->type != SPELL)
2644 {
2645 op->failmsg ("The scroll just doesn't make sense! H<...and never will make sense.>");
2646 return;
2647 }
2648
2649 if (op->type == PLAYER)
2650 {
2651 /* players need a literacy skill to read stuff! */
2652 int exp_gain = 0;
2653
2654 /* hard code literacy - tmp->skill points to where the exp
2655 * should go for anything killed by the spell.
2656 */
2657 skop = find_skill_by_name (op, shstr_literacy);
2658
2659 if (!skop)
2660 {
2661 op->failmsgf ("You are unable to decipher the strange symbols. H<You lack the literacy skill.>");
2662 return;
2663 }
2664
2665 if ((exp_gain = calc_skill_exp (op, tmp, skop)))
2666 change_exp (op, exp_gain, skop->skill, 0);
2667 }
2668
2669 if (!tmp->flag [FLAG_IDENTIFIED])
2670 identify (tmp);
2671
2672 op->statusmsg (format ("The scroll of %s turns to dust.", &tmp->inv->name));
2673
2674 cast_spell (op, tmp, dir, tmp->inv, NULL);
2675 tmp->decrease ();
2676}
2677
2678/**
2679 * Applies a treasure object - by default, chest. op
2680 * is the person doing the applying, tmp is the treasure
2681 * chest.
2682 */
2683static void
2684apply_treasure (object *op, object *tmp)
2685{
2686 /* Nice side effect of this treasure creation method is that the treasure
2687 * for the chest is done when the chest is created, and put into the chest
2688 * inventory. So that when the chest burns up, the items still exist. Also
2689 * prevents people from moving chests to more difficult maps to get better
2690 * treasure
2691 */
2692 object *treas = tmp->inv;
2693
2694 if (!treas)
2695 {
2696 op->statusmsg ("The chest was empty.");
2697 tmp->decrease ();
2698 return;
2699 }
2700
2701 while (tmp->inv)
2702 {
2703 treas = tmp->inv;
2704 treas->remove ();
2705
2706 treas->x = op->x;
2707 treas->y = op->y;
2708 treas = insert_ob_in_map (treas, op->map, op, INS_BELOW_ORIGINATOR);
2709
2710 if (treas && (treas->type == RUNE || treas->type == TRAP) && treas->level && op->flag [FLAG_ALIVE])
2711 spring_trap (treas, op);
2712
2713 /* If either player or container was destroyed, no need to do
2714 * further processing. I think this should be enclused with
2715 * spring trap above, as I don't think there is otherwise
2716 * any way for the treasure chest or player to get killed.
2717 */
2718 if (op->destroyed () || tmp->destroyed ())
2719 break;
2720 }
2721
2722 if (!tmp->destroyed () && !tmp->inv)
2723 tmp->decrease (true);
2724}
2725
2726/**
2727 * A dragon is eating some flesh. If the flesh contains resistances,
2728 * there is a chance for the dragon's skin to get improved.
2729 *
2730 * attributes:
2731 * object *op the object (dragon player) eating the flesh
2732 * object *meal the flesh item, getting chewed in dragon's mouth
2733 * return:
2734 * int 1 if eating successful, 0 if it doesn't work
2735 */
2736static int
2737dragon_eat_flesh (object *op, object *meal)
2738{
2739 object *skin = NULL; /* pointer to dragon skin force */
2740 object *abil = NULL; /* pointer to dragon ability force */
2741 object *tmp = NULL; /* tmp. object */
2742
2743 double chance; /* improvement-chance of one resistance type */
2744 double totalchance = 1; /* total chance of gaining one resistance */
2745 double bonus = 0; /* level bonus (improvement is easier at lowlevel) */
2746 double mbonus = 0; /* monster bonus */
2747 int atnr_winner[NROFATTACKS]; /* winning candidates for resistance improvement */
2748 int winners = 0; /* number of winners */
2749 int i; /* index */
2750
2751 /* let's make sure and doublecheck the parameters */
2752 if (meal->type != FLESH || !op->is_dragon ())
2753 return 0;
2754
2755 /* now grab the 'dragon_skin'- and 'dragon_ability'-forces
2756 from the player's inventory */
2757 for (tmp = op->inv; tmp; tmp = tmp->below)
2758 if (tmp->type == FORCE)
2759 if (tmp->arch->archname == shstr_dragon_skin_force)
2760 skin = tmp;
2761 else if (tmp->arch->archname == shstr_dragon_ability_force)
2762 abil = tmp;
2763
2764 /* if either skin or ability are missing, this is an old player
2765 which is not to be considered a dragon -> bail out */
2766 if (skin == NULL || abil == NULL)
2767 return 0;
2768
2769 /* now start by filling stomache and health, according to food-value */
2770 if ((MAX_FOOD - op->stats.food) < meal->stats.food)
2771 op->stats.hp += (MAX_FOOD - op->stats.food) / 50;
2772 else
2773 op->stats.hp += meal->stats.food / 50;
2774
2775 min_it (op->stats.hp, op->stats.maxhp);
2776 op->stats.food = min (MAX_FOOD, op->stats.food + meal->stats.food);
2777
2778 /*LOG(llevDebug, "-> player: %d, flesh: %d\n", op->level, meal->level); */
2779
2780 /* on to the interesting part: chances for adding resistance */
3800 for (i = 0; i < NROFATTACKS; i++) 2781 for (i = 0; i < NROFATTACKS; i++)
3801 { 2782 {
3802 if (food->resist[i] > 0) 2783 if (meal->resist[i] > 0 && atnr_is_dragon_enabled (i))
3803 {
3804 force->resist[i] = food->resist[i] / 2;
3805 did_one = 1;
3806 } 2784 {
3807 } 2785 /* got positive resistance, now calculate improvement chance (0-100) */
3808 2786
3809 if (did_one) 2787 /* this bonus makes resistance increase easier at lower levels */
2788 bonus = (settings.max_level - op->level) * 30. / ((double) settings.max_level);
2789 if (i == abil->stats.exp)
2790 bonus += 5; /* additional bonus for resistance of ability-focus */
2791
2792 /* monster bonus increases with level, because high-level
2793 flesh is too rare */
2794 mbonus = op->level * 20. / ((double) settings.max_level);
2795
2796 chance = (((double)min (op->level + bonus, meal->level + bonus + mbonus)) * 100. /
2797 ((double)settings.max_level)) - skin->resist[i];
2798
2799 if (chance >= 0.)
2800 chance += 1.;
2801 else
2802 chance = (chance < -12) ? 0. : 1. / pow (2., -chance);
2803
2804 /* chance is proportional to amount of resistance (max. 50) */
2805 chance *= ((double)(min (meal->resist[i], 50))) / 50.;
2806
2807 /* doubled chance for resistance of ability-focus */
2808 if (i == abil->stats.exp)
2809 chance = min (100., chance * 2.);
2810
2811 /* now make the throw and save all winners (Don't insert luck bonus here!) */
2812 if (rndm (10000) < (unsigned int)(chance * 100))
2813 {
2814 atnr_winner[winners] = i;
2815 winners++;
2816 }
2817
2818 if (chance >= 0.01)
2819 totalchance *= 1 - chance / 100;
2820
2821 /*LOG(llevDebug, " %s: bonus %.1f, chance %.1f\n", attacks[i], bonus, chance); */
2822 }
3810 { 2823 }
3811 force->speed = 0.1; 2824
3812 update_ob_speed (force); 2825 /* inverse totalchance as until now we have the failure-chance */
3813 /* bigger morsel of food = longer effect time */ 2826 totalchance = 100 - totalchance * 100;
3814 force->duration = food->stats.food / 5; 2827
3815 SET_FLAG (force, FLAG_APPLIED); 2828 /* print message according to totalchance */
3816 change_abil (who, force); 2829 const char *buf;
3817 insert_ob_in_ob (force, who); 2830 if (totalchance > 50.)
3818 } 2831 buf = format ("Hmm! The %s tasted delicious!", &meal->name);
2832 else if (totalchance > 10.)
2833 buf = format ("The %s tasted very good.", &meal->name);
2834 else if (totalchance > 1.)
2835 buf = format ("The %s tasted good.", &meal->name);
2836 else if (totalchance > 0.1)
2837 buf = format ("The %s tasted bland.", &meal->name);
2838 else if (totalchance >= 0.01)
2839 buf = format ("The %s had a boring taste.", &meal->name);
2840 else if (meal->last_eat > 0 && atnr_is_dragon_enabled (meal->last_eat))
2841 buf = format ("The %s tasted strange.", &meal->name);
3819 else 2842 else
3820 force->destroy (); 2843 buf = format ("The %s had no taste.", &meal->name);
3821 2844
3822 /* check for hp, sp change */ 2845 op->statusmsg (buf);
3823 if (food->stats.hp != 0) 2846
2847 /* now choose a winner if we have any */
2848 i = -1;
2849 if (winners > 0)
2850 i = atnr_winner [rndm (winners)];
2851
2852 if (i >= 0 && i < NROFATTACKS && skin->resist[i] < 95)
2853 {
2854 /* resistance increased! */
2855 skin->resist[i]++;
2856 op->update_stats ();
2857
2858 op->statusmsg (format ("Your skin is now more resistant to %s!", change_resist_msg[i]));
3824 { 2859 }
3825 if (QUERY_FLAG (food, FLAG_CURSED)) 2860
2861 /* if this flesh contains a new ability focus, we mark it
2862 into the ability_force and it will take effect on next level */
2863 if (meal->last_eat > 0 && atnr_is_dragon_enabled (meal->last_eat) && meal->last_eat != abil->last_eat)
2864 {
2865 abil->last_eat = meal->last_eat; /* write: last_eat <new attnr focus> */
2866
2867 if (meal->last_eat != abil->stats.exp)
2868 op->statusmsg (format (
2869 "Your metabolism prepares to focus on %s!\n"
2870 "The change will happen at level %d.",
2871 change_resist_msg[meal->last_eat],
2872 abil->level + 1
3826 { 2873 ));
3827 strcpy (who->contr->killer, food->name);
3828 hit_player (who, food->stats.hp, food, AT_POISON, 1);
3829 new_draw_info (NDI_UNIQUE, 0, who, "Eck!...that was poisonous!");
3830 }
3831 else 2874 else
3832 { 2875 {
3833 if (food->stats.hp > 0) 2876 op->statusmsg (format ("Your metabolism will continue to focus on %s.", change_resist_msg[meal->last_eat]));
3834 new_draw_info (NDI_UNIQUE, 0, who, "You begin to feel better."); 2877 abil->last_eat = 0;
3835 else
3836 new_draw_info (NDI_UNIQUE, 0, who, "Eck!...that was poisonous!");
3837 who->stats.hp += food->stats.hp;
3838 }
3839 }
3840 if (food->stats.sp != 0)
3841 {
3842 if (QUERY_FLAG (food, FLAG_CURSED))
3843 { 2878 }
3844 new_draw_info (NDI_UNIQUE, 0, who, "You are drained of mana!"); 2879 }
3845 who->stats.sp -= food->stats.sp; 2880
3846 if (who->stats.sp < 0) 2881 return 1;
3847 who->stats.sp = 0; 2882}
2883
2884/**
2885 * op eats food.
2886 * If player, takes care of messages and dragon special food.
2887 */
2888static void
2889apply_food (object *op, object *tmp)
2890{
2891 int capacity_remaining;
2892
2893 if (op->type != PLAYER)
2894 op->stats.hp = op->stats.maxhp;
2895 else
2896 {
2897 /* check if this is a dragon (player), eating some flesh */
2898 if (tmp->type == FLESH && op->is_dragon () && dragon_eat_flesh (op, tmp))
3848 } 2899 ;
3849 else 2900 else
3850 { 2901 {
3851 new_draw_info (NDI_UNIQUE, 0, who, "You feel a rush of magical energy!"); 2902 /* usual case - no dragon meal: */
3852 who->stats.sp += food->stats.sp; 2903 if (op->stats.food + tmp->stats.food > MAX_FOOD)
3853 /* place limit on max sp from food? */ 2904 {
2905 if (tmp->type == FOOD || tmp->type == FLESH)
2906 op->failmsg ("You feel full, but what a waste of food!");
2907 else
2908 op->statusmsg ("Most of the drink goes down your face not your throat!");
2909 }
2910
2911 tmp->play_sound (
2912 tmp->sound
2913 ? tmp->sound
2914 : tmp->type == DRINK
2915 ? sound_find ("eat_drink")
2916 : sound_find ("eat_food")
2917 );
2918
2919 if (!tmp->flag [FLAG_CURSED])
2920 {
2921 const char *buf;
2922
2923 if (!op->is_dragon ())
2924 {
2925 /* eating message for normal players */
2926 if (tmp->type == DRINK)
2927 buf = format ("Ahhh...that %s tasted good.", &tmp->name);
2928 else
2929 buf = format ("The %s tasted %s", &tmp->name, tmp->type == FLESH ? "terrible!" : "good.");
2930 }
2931 else
2932 /* eating message for dragon players */
2933 buf = format ("The %s tasted terrible!", &tmp->name);
2934
2935 op->statusmsg (buf);
2936
2937 capacity_remaining = MAX_FOOD - op->stats.food;
2938 op->stats.food += tmp->stats.food;
2939 if (capacity_remaining < tmp->stats.food)
2940 op->stats.hp += capacity_remaining / 50;
2941 else
2942 op->stats.hp += tmp->stats.food / 50;
2943
2944 min_it (op->stats.hp, op->stats.maxhp);
2945 min_it (op->stats.food, MAX_FOOD);
2946 }
2947
2948 /* special food hack -b.t. */
2949 if (tmp->title || tmp->flag [FLAG_CURSED])
2950 eat_special_food (op, tmp);
2951 }
2952 }
2953
2954 handle_apply_yield (tmp);
2955 tmp->decrease ();
2956}
2957
2958/**
2959 * Handles applying an improve armor scroll.
2960 * Does some sanity checks, then calls improve_armour.
2961 */
2962static void
2963apply_armour_improver (object *op, object *tmp)
2964{
2965 if (!op->flag [FLAG_WIZCAST] && (get_map_flags (op->map, 0, op->x, op->y, 0, 0) & P_NO_MAGIC))
2966 {
2967 op->failmsg ("Something blocks the magic of the scroll. H<This area prevents magic effects.>");
2968 return;
2969 }
2970
2971 object *armor = op->mark ();
2972
2973 if (!armor)
2974 {
2975 op->failmsg ("You need to mark an armor object. Use the right mouse button popup or the mark command to do this.");
2976 return;
2977 }
2978
2979 if (armor->type != ARMOUR
2980 && armor->type != CLOAK
2981 && armor->type != BOOTS && armor->type != GLOVES && armor->type != BRACERS && armor->type != SHIELD && armor->type != HELMET)
2982 {
2983 op->failmsg ("Your marked item is not armour!\n");
2984 return;
2985 }
2986
2987 if (!op->apply (armor, AP_UNAPPLY))
2988 {
2989 op->failmsg ("You are unable to take off your armour to improve it!");
2990 return;
2991 }
2992
2993 op->statusmsg ("Applying armour enchantment.");
2994 improve_armour (op, tmp, armor);
2995}
2996
2997void
2998apply_poison (object *op, object *tmp)
2999{
3000 // need to do it now when it is still on the map
3001 handle_apply_yield (tmp);
3002
3003 object *poison = tmp->split (1);
3004
3005 if (op->type == PLAYER)
3006 {
3007 op->contr->play_sound (sound_find ("drink_poison"));
3008 op->failmsg ("Yech! That tasted poisonous!");
3009 op->contr->killer = poison;
3010 }
3011
3012 if (poison->stats.hp > 0)
3013 {
3014 LOG (llevDebug, "Trying to poison player/monster for %d hp\n", poison->stats.hp);
3015 hit_player (op, poison->stats.hp, tmp, AT_POISON, 1);
3016 }
3017
3018 op->stats.food -= op->stats.food / 4;
3019 poison->destroy ();
3020}
3021
3022/**
3023 * This function will try to apply a lighter and in case no lighter
3024 * is specified it will try to find a lighter in the players inventory,
3025 * and inform him about this requirement.
3026 *
3027 * who - the player
3028 * op - the item we want to light
3029 * lighter - the lighter or 0 if a lighter has yet to be found
3030 */
3031static object *
3032auto_apply_lighter (object *who, object *op, object *lighter)
3033{
3034 if (lighter == 0)
3035 {
3036 for (object *tmp = who->inv; tmp; tmp = tmp->below)
3854 } 3037 {
3038 if (tmp->type == LIGHTER)
3039 {
3040 lighter = tmp;
3041 break;
3042 }
3043 }
3044
3045 if (!lighter)
3046 {
3047 who->failmsgf (
3048 "You can't light up the %s with your bare hands! "
3049 "H<You need a lighter in your inventory, for example a flint and steel.>",
3050 &op->name
3051 );
3052 return 0;
3053 }
3054 }
3055
3056 // last_eat == 0 means the lighter is not being used up!
3057 if (lighter->last_eat && lighter->stats.food)
3855 } 3058 {
3856 who->update_stats (); 3059 /* lighter gets used up */
3060 lighter = lighter->split ();
3061 lighter->stats.food--;
3062 who->insert (lighter);
3063 }
3064 else if (lighter->last_eat)
3065 {
3066 /* no charges left in lighter */
3067 who->failmsgf (
3068 "You attempt to light the %s with a used up %s.",
3069 &op->name, &lighter->name
3070 );
3071 return 0;
3072 }
3073
3074 return lighter;
3857} 3075}
3858 3076
3859/** 3077/**
3860 * Designed primarily to light torches/lanterns/etc. 3078 * Designed primarily to light torches/lanterns/etc.
3861 * Also burns up burnable material too. First object in the inventory is 3079 * Also burns up burnable material too. First object in the inventory is
3862 * the selected object to "burn". -b.t. 3080 * the selected object to "burn". -b.t.
3863 */ 3081 */
3864void 3082static void
3865apply_lighter (object *who, object *lighter) 3083apply_lighter (object *who, object *lighter)
3866{ 3084{
3867 object *item;
3868 int is_player_env = 0; 3085 int is_player_env = 0;
3869 3086
3870 item = find_marked_object (who); 3087 if (object *item = who->mark ())
3871 if (item)
3872 { 3088 {
3873 if (lighter->last_eat && lighter->stats.food) 3089 if (!auto_apply_lighter (who, item, lighter))
3874 { /* lighter gets used up */
3875 /* Split multiple lighters if they're being used up. Otherwise *
3876 * one charge from each would be used up. --DAMN */
3877 if (lighter->nrof > 1)
3878 {
3879 object *oneLighter = lighter->clone ();
3880
3881 lighter->nrof -= 1;
3882 oneLighter->nrof = 1;
3883 oneLighter->stats.food--;
3884 esrv_send_item (who, lighter);
3885 oneLighter = insert_ob_in_ob (oneLighter, who);
3886 esrv_send_item (who, oneLighter);
3887 }
3888 else
3889 lighter->stats.food--;
3890 }
3891 else if (lighter->last_eat)
3892 { /* no charges left in lighter */
3893 new_draw_info_format (NDI_UNIQUE, 0, who, "You attempt to light the %s with a used up %s.", &item->name, &lighter->name);
3894 return; 3090 return;
3895 }
3896 3091
3897 /* Perhaps we should split what we are trying to light on fire? 3092 /* Perhaps we should split what we are trying to light on fire?
3898 * I can't see many times when you would want to light multiple 3093 * I can't see many times when you would want to light multiple
3899 * objects at once. 3094 * objects at once.
3900 */ 3095 */
3901 3096
3902 if (who == item->in_player ())
3903 is_player_env = 1;
3904
3905 save_throw_object (item, AT_FIRE, who); 3097 save_throw_object (item, AT_FIRE, who);
3906 3098
3907 if (item->destroyed ()) 3099 if (item->destroyed ()
3100 || ((item->type == LAMP || item->type == TORCH)
3101 && item->glow_radius > 0))
3102 who->statusmsg (format (
3103 "You light the %s with the %s.",
3104 &item->name, &lighter->name
3908 { 3105 ));
3909 new_draw_info_format (NDI_UNIQUE, 0, who, "You light the %s with the %s.", &item->name, &lighter->name);
3910 /* Need to update the player so that the players glow radius
3911 * gets changed.
3912 */
3913 if (is_player_env)
3914 who->update_stats ();
3915 }
3916 else 3106 else
3917 new_draw_info_format (NDI_UNIQUE, 0, who, "You attempt to light the %s with the %s and fail.", &item->name, &lighter->name); 3107 who->failmsgf (
3108 "You attempt to light the %s with the %s and fail.",
3109 &item->name, &lighter->name
3110 );
3111 }
3112 else
3113 who->failmsg ("You need to mark a lightable object.");
3114}
3115
3116/**
3117 * This function generates a cursed effect for cursed lamps and torches.
3118 */
3119static void
3120player_apply_lamp_cursed_effect (object *who, object *op)
3121{
3122 if (op->level)
3918 } 3123 {
3919 else /* nothing to light */ 3124 who->failmsgf (
3920 new_draw_info (NDI_UNIQUE, 0, who, "You need to mark a lightable object."); 3125 "The %s was cursed, it explodes in a big fireball!",
3126 &op->name
3127 );
3128 create_exploding_ball_at (who, op->level);
3129 }
3130 else
3131 {
3132 who->failmsgf (
3133 "The %s was cursed, it crumbles to dust, at least it didn't explode.!",
3134 &op->name
3135 );
3136 }
3921 3137
3922}
3923
3924/**
3925 * op made some mistake with a scroll, this takes care of punishment.
3926 * scroll_failure()- hacked directly from spell_failure
3927 */
3928void
3929scroll_failure (object *op, int failure, int power)
3930{
3931 if (abs (failure / 4) > power)
3932 power = abs (failure / 4); /* set minimum effect */
3933
3934 if (failure <= -1 && failure > -15)
3935 { /* wonder */
3936 object *tmp;
3937
3938 new_draw_info (NDI_UNIQUE, 0, op, "Your spell warps!.");
3939 tmp = get_archetype (SPELL_WONDER);
3940 cast_wonder (op, op, 0, tmp);
3941 tmp->destroy (); 3138 op->destroy ();
3139}
3140
3141/**
3142 * Apply for players and lamps
3143 *
3144 * who - the player
3145 * op - the lamp
3146 */
3147static void
3148player_apply_lamp (object *who, object *op)
3149{
3150 bool switch_on = op->glow_radius ? false : true;
3151
3152 if (switch_on)
3942 } 3153 {
3943 else if (failure <= -15 && failure > -35) 3154 object *lighter = 0;
3944 { /* drain mana */ 3155
3945 new_draw_info (NDI_UNIQUE, 0, op, "Your mana is drained!."); 3156 if (op->flag [FLAG_IS_LIGHTABLE]
3946 op->stats.sp -= random_roll (0, power - 1, op, PREFER_LOW); 3157 && !(lighter = auto_apply_lighter (who, op, 0)))
3158 return;
3159
3947 if (op->stats.sp < 0) 3160 if (op->stats.food < 1)
3948 op->stats.sp = 0;
3949 }
3950 else if (settings.spell_failure_effects == TRUE)
3951 {
3952 if (failure <= -35 && failure > -60)
3953 { /* confusion */
3954 new_draw_info (NDI_UNIQUE, 0, op, "The magic recoils on you!");
3955 confuse_player (op, op, power);
3956 } 3161 {
3957 else if (failure <= -60 && failure > -70) 3162 if (op->type == LAMP)
3958 { /* paralysis */ 3163 who->failmsgf (
3959 new_draw_info (NDI_UNIQUE, 0, op, "The magic recoils and paralyzes " "you!"); 3164 "The %s is out of fuel! "
3960 paralyze_player (op, op, power); 3165 "H<Lamps and similar items need fuel. They cannot be refilled.>",
3961 } 3166 &op->name
3962 else if (failure <= -70 && failure > -80) 3167 );
3963 { /* blind */ 3168 else
3964 new_draw_info (NDI_UNIQUE, 0, op, "The magic recoils on you!"); 3169 who->failmsgf (
3965 blind_player (op, op, power); 3170 "The %s is burnt out! "
3966 } 3171 "H<Torches and similar items burn out and become worthless.>",
3967 else if (failure <= -80) 3172 &op->name
3968 { /* blast the immediate area */ 3173 );
3969 object *tmp; 3174 return;
3970
3971 tmp = get_archetype (LOOSE_MANA);
3972 cast_magic_storm (op, tmp, power);
3973 new_draw_info (NDI_UNIQUE, 0, op, "You unlease uncontrolled mana!");
3974 tmp->destroy ();
3975 }
3976 }
3977}
3978
3979void
3980apply_changes_to_player (object *pl, object *change)
3981{
3982 int excess_stat = 0; /* if the stat goes over the maximum
3983 for the race, put the excess stat some
3984 where else. */
3985
3986 switch (change->type)
3987 {
3988 case CLASS:
3989 { 3175 }
3990 living *stats = &(pl->contr->orig_stats);
3991 living *ns = &(change->stats);
3992 object *walk;
3993 int flag_change_face = 1;
3994 3176
3995 /* the following code assigns stats up to the stat max 3177 if (op->flag [FLAG_CURSED])
3996 * for the race, and if the stat max is exceeded, 3178 {
3997 * tries to randomly reassign the excess stat 3179 player_apply_lamp_cursed_effect (who, op);
3998 */ 3180 return;
3999 int i, j; 3181 }
4000 3182
4001 for (i = 0; i < NUM_STATS; i++) 3183 if (lighter)
3184 who->statusmsg (format (
3185 "You light up the %s with the %s.", &op->name, &lighter->name));
3186 else
3187 who->statusmsg (format ("You light up the %s.", &op->name));
3188 }
3189 else
3190 {
3191 if (op->flag [FLAG_CURSED])
3192 {
3193 player_apply_lamp_cursed_effect (who, op);
3194 return;
3195 }
3196
3197 if (op->type == TORCH)
3198 {
3199 if (!op->flag [FLAG_IS_LIGHTABLE])
4002 { 3200 {
4003 sint8 stat = get_attr_value (stats, i); 3201 who->statusmsg (format (
4004 int race_bonus = get_attr_value (&(pl->arch->clone.stats), i); 3202 "You put out the %s. "
4005 3203 "H<The %s can't be used anymore, as it can't be lighted up again.>",
4006 stat += get_attr_value (ns, i); 3204 &op->name, &op->name));
4007 if (stat > 20 + race_bonus)
4008 {
4009 excess_stat++;
4010 stat = 20 + race_bonus;
4011 }
4012 set_attr_value (stats, i, stat);
4013 } 3205 }
4014
4015 for (j = 0; excess_stat > 0 && j < 100; j++)
4016 { /* try 100 times to assign excess stats */
4017 int i = rndm (0, 6);
4018 int stat = get_attr_value (stats, i);
4019 int race_bonus = get_attr_value (&(pl->arch->clone.stats), i);
4020
4021 if (i == CHA)
4022 continue; /* exclude cha from this */
4023 if (stat < 20 + race_bonus)
4024 {
4025 change_attr_value (stats, i, 1);
4026 excess_stat--;
4027 }
4028 }
4029
4030 /* insert the randomitems from the change's treasurelist into
4031 * the player ref: player.c
4032 */
4033 if (change->randomitems != NULL)
4034 give_initial_items (pl, change->randomitems);
4035
4036
4037 /* set up the face, for some races. */
4038
4039 /* first, look for the force object banning
4040 * changing the face. Certain races never change face with class.
4041 */
4042 for (walk = pl->inv; walk != NULL; walk = walk->below)
4043 if (!strcmp (walk->name, "NOCLASSFACECHANGE"))
4044 flag_change_face = 0;
4045
4046 if (flag_change_face)
4047 {
4048 pl->animation_id = GET_ANIM_ID (change);
4049 pl->face = change->face;
4050
4051 if (QUERY_FLAG (change, FLAG_ANIMATE))
4052 SET_FLAG (pl, FLAG_ANIMATE);
4053 else 3206 else
4054 CLEAR_FLAG (pl, FLAG_ANIMATE); 3207 who->statusmsg (format (
3208 "You put out the %s."
3209 "H<Torches wear out if you put them out.>",
3210 &op->name));
4055 } 3211 }
3212 else
3213 who->statusmsg (format ("You turn off the %s.", &op->name));
3214 }
4056 3215
4057 /* check the special case of can't use weapons */ 3216 apply_lamp (op, switch_on);
4058 /*if(QUERY_FLAG(change,FLAG_USE_WEAPON)) CLEAR_FLAG(pl,FLAG_USE_WEAPON); */ 3217}
4059 if (!strcmp (change->name, "monk"))
4060 CLEAR_FLAG (pl, FLAG_USE_WEAPON);
4061 3218
4062 break; 3219void get_animation_from_arch (object *op, arch_ptr a)
3220{
3221 op->animation_id = a->animation_id;
3222 op->flag [FLAG_IS_TURNABLE] = a->flag [FLAG_IS_TURNABLE];
3223 op->flag [FLAG_ANIMATE] = a->flag [FLAG_ANIMATE];
3224 op->anim_speed = a->anim_speed;
3225 op->last_anim = 0;
3226 op->state = 0;
3227 op->face = a->face;
3228
3229 if (NUM_ANIMATIONS(op) > 1)
3230 {
3231 SET_ANIMATION(op, 0);
3232 animate_object (op, op->direction);
3233 }
3234 else
3235 update_object (op, UP_OBJ_FACE);
3236}
3237
3238/**
3239 * Apply for LAMPs and TORCHes.
3240 *
3241 * op - the lamp
3242 * switch_on - a flag which says whether the lamp should be switched on or off
3243 */
3244void apply_lamp (object *op, bool switch_on)
3245{
3246 op->set_glow_radius (switch_on ? op->range : 0);
3247 op->set_speed (switch_on ? op->arch->speed : 0);
3248
3249 // torches wear out if you put them out
3250 if (op->type == TORCH && !switch_on)
3251 {
3252 if (op->flag [FLAG_IS_LIGHTABLE])
4063 } 3253 {
3254 op->stats.food -= (double) op->arch->stats.food / 15;
3255 if (op->stats.food < 0)
3256 op->stats.food = 0;
3257 }
3258 else
3259 op->stats.food = 0;
4064 } 3260 }
3261
3262 // lamps and torched get worthless when used up
3263 if (op->stats.food <= 0)
3264 op->value = 0;
3265
3266 // FIXME: This is a hack to make the more sane torches and lamps
3267 // still animated ;-/
3268 if (op->other_arch)
3269 get_animation_from_arch (op, switch_on ? op->other_arch : op->arch);
3270
3271 if (object *pl = op->visible_to ())
3272 esrv_update_item (UPD_ANIM | UPD_FACE | UPD_NAME, pl, op);
4065} 3273}
4066 3274
4067/** 3275/**
4068 * This handles items of type 'transformer'. 3276 * This handles items of type 'transformer'.
4069 * Basically those items, used with a marked item, transform both items into something 3277 * Basically those items, used with a marked item, transform both items into something
… …
4072 * Change information is contained in the 'slaying' field of the marked item. 3280 * Change information is contained in the 'slaying' field of the marked item.
4073 * The format is as follow: transformer:[number ]yield[;transformer:...]. 3281 * The format is as follow: transformer:[number ]yield[;transformer:...].
4074 * This way an item can be transformed in many things, and/or many objects. 3282 * This way an item can be transformed in many things, and/or many objects.
4075 * The 'slaying' field for transformer is used as verb for the action. 3283 * The 'slaying' field for transformer is used as verb for the action.
4076 */ 3284 */
4077void 3285static void
4078apply_item_transformer (object *pl, object *transformer) 3286apply_item_transformer (object *pl, object *transformer)
4079{ 3287{
4080 object *marked;
4081 object *new_item; 3288 object *new_item;
4082 char *find; 3289 const char *find;
4083 char *separator; 3290 char *separator;
4084 int yield; 3291 int yield;
4085 char got[MAX_BUF]; 3292 char got[MAX_BUF];
4086 int len; 3293 int len;
4087 3294
4088 if (!pl || !transformer) 3295 if (!pl || !transformer)
4089 return; 3296 return;
4090 marked = find_marked_object (pl); 3297
3298 object *marked = pl->mark ();
3299
4091 if (!marked) 3300 if (!marked)
4092 { 3301 {
4093 new_draw_info_format (NDI_UNIQUE, 0, pl, "Use the %s with what item?", query_name (transformer)); 3302 pl->failmsgf ("Use the %s with what item?", query_name (transformer));
4094 return; 3303 return;
4095 } 3304 }
3305
4096 if (!marked->slaying) 3306 if (!marked->slaying)
4097 { 3307 {
4098 new_draw_info_format (NDI_UNIQUE, 0, pl, "You can't use the %s with your %s!", query_name (transformer), query_name (marked)); 3308 pl->failmsgf ("You can't use the %s with your %s!", query_name (transformer), query_name (marked));
4099 return; 3309 return;
4100 } 3310 }
3311
4101 /* check whether they are compatible or not */ 3312 /* check whether they are compatible or not */
4102 find = strstr (marked->slaying, transformer->arch->name); 3313 find = strstr (&marked->slaying, transformer->arch->archname);
4103 if (!find || (*(find + strlen (transformer->arch->name)) != ':')) 3314 if (!find || (*(find + strlen (transformer->arch->archname)) != ':'))
4104 { 3315 {
4105 new_draw_info_format (NDI_UNIQUE, 0, pl, "You can't use the %s with your %s!", query_name (transformer), query_name (marked)); 3316 pl->failmsgf ("You can't use the %s with your %s!", query_name (transformer), query_name (marked));
4106 return; 3317 return;
4107 } 3318 }
3319
4108 find += strlen (transformer->arch->name) + 1; 3320 find += strlen (transformer->arch->archname) + 1;
4109 /* Item can be used, now find how many and what it yields */ 3321 /* Item can be used, now find how many and what it yields */
4110 if (isdigit (*(find))) 3322 if (isdigit (*(find)))
4111 { 3323 {
4112 yield = atoi (find); 3324 yield = atoi (find);
4113 if (yield < 1) 3325 if (yield < 1)
… …
4119 else 3331 else
4120 yield = 1; 3332 yield = 1;
4121 3333
4122 while (isdigit (*find)) 3334 while (isdigit (*find))
4123 find++; 3335 find++;
3336
4124 while (*find == ' ') 3337 while (*find == ' ')
4125 find++; 3338 find++;
3339
4126 memset (got, 0, MAX_BUF); 3340 memset (got, 0, MAX_BUF);
3341
4127 if ((separator = strchr (find, ';')) != NULL) 3342 if ((separator = (char *) strchr (find, ';')))
4128 {
4129 len = separator - find; 3343 len = separator - find;
4130 }
4131 else 3344 else
4132 {
4133 len = strlen (find); 3345 len = strlen (find);
4134 } 3346
4135 if (len > MAX_BUF - 1) 3347 min_it (len, MAX_BUF - 1);
4136 len = MAX_BUF - 1; 3348
4137 strcpy (got, find); 3349 strcpy (got, find);
4138 got[len] = '\0'; 3350 got[len] = '\0';
4139 3351
4140 /* Now create new item, remove used ones when required. */ 3352 /* Now create new item, remove used ones when required. */
4141 new_item = get_archetype (got); 3353 new_item = get_archetype (got);
4142 if (!new_item) 3354 if (!new_item)
4143 { 3355 {
4144 new_draw_info_format (NDI_UNIQUE, 0, pl, "This %s is strange, better to not use it.", query_base_name (marked, 0)); 3356 pl->failmsgf ("This %s is strange, better to not use it.", query_base_name (marked, 0));
4145 return; 3357 return;
4146 } 3358 }
4147 3359
4148 new_item->nrof = yield; 3360 new_item->nrof = yield;
3361
4149 new_draw_info_format (NDI_UNIQUE, 0, pl, "You %s the %s.", &transformer->slaying, query_base_name (marked, 0)); 3362 pl->statusmsg (format ("You %s the %s.", &transformer->slaying, query_base_name (marked, 0)));
4150 insert_ob_in_ob (new_item, pl); 3363
4151 esrv_send_inventory (pl, pl); 3364 pl->insert (new_item);
4152 /* Eat up one item */ 3365 /* Eat up one item */
4153 decrease_ob_nr (marked, 1); 3366 marked->decrease ();
3367
4154 /* Eat one transformer if needed */ 3368 /* Eat one transformer if needed */
4155 if (transformer->stats.food) 3369 if (transformer->stats.food)
4156 if (--transformer->stats.food == 0) 3370 if (--transformer->stats.food == 0)
4157 decrease_ob_nr (transformer, 1); 3371 transformer->decrease ();
4158} 3372}
3373
3374/**
3375 * Main apply handler.
3376 *
3377 * Checks for unpaid items before applying.
3378 *
3379 * Return value is currently not used
3380 *
3381 * who is the object that is causing object to be applied, op is the object
3382 * being applied.
3383 *
3384 * aflag is special (always apply/unapply) flags. Nothing is done with
3385 * them in this function - they are passed to apply_special
3386 */
3387static bool
3388manual_apply (object *who, object *op, int aflag)
3389{
3390 op = op->head_ ();
3391
3392 if (op->flag [FLAG_UNPAID] && !op->flag [FLAG_APPLIED])
3393 {
3394 if (who->contr)
3395 {
3396 examine (who, op);
3397 //who->failmsg ("You should pay for it first! H<You cannot use items marked as unpaid.>");//TODO remove
3398 return 1;
3399 }
3400 else
3401 return 0; /* monsters just skip unpaid items */
3402 }
3403
3404 if (INVOKE_OBJECT (APPLY, op, ARG_OBJECT (who)))
3405 return RESULT_INT (0);
3406 else if (apply_types_inv_only [op->type])
3407 {
3408 // special item, using slot system, needs to be in inv
3409 if (op->env == who)
3410 return apply_special (who, op, aflag);
3411
3412 who->failmsgf ("You must get it first! H<You can only apply the %s if it is in your inventory.>\n", query_name (op));
3413 }
3414 else if (!who->contr && apply_types_player_only [op->type])
3415 return 0; // monsters shouldn't try to apply player-only stuff
3416 else if (apply_types [op->type])
3417 {
3418 // ordinary stuff, may be on the floor
3419 switch (op->type)
3420 {
3421 case T_HANDLE:
3422 who->play_sound (sound_find ("turn_handle"));
3423 who->statusmsg ("You turn the handle.");
3424 op->value = op->value ? 0 : 1;
3425 SET_ANIMATION (op, op->value);
3426 update_object (op, UP_OBJ_FACE);
3427 push_button (op, who);
3428 break;
3429
3430 case TRIGGER:
3431 if (check_trigger (op, who, who))
3432 {
3433 who->statusmsg ("You turn the handle.");
3434 who->play_sound (sound_find ("turn_handle"));
3435 }
3436 else
3437 who->failmsg ("The handle doesn't move.");
3438
3439 break;
3440
3441 case EXIT:
3442 if (!EXIT_PATH (op))
3443 who->failmsgf ("The %s is closed. H<And will stay closed, until somebody fires up the map editor and adds it.>", query_name (op));
3444 else
3445 {
3446 /* Don't display messages for random maps. */
3447 if (op->msg && EXIT_PATH (op) != shstr_random_map_exit)
3448 who->statusmsg (op->msg, NDI_NAVY);
3449
3450 who->enter_exit (op);
3451 }
3452
3453 break;
3454
3455 case INSCRIBABLE:
3456 who->statusmsg (op->msg);
3457 // maybe show a spell menu to chose from or something like that
3458 break;
3459
3460 case SIGN:
3461 apply_sign (who, op, 0);
3462 break;
3463
3464 case BOOK:
3465 apply_book (who, op);
3466 break;
3467
3468 case SKILLSCROLL:
3469 apply_skillscroll (who, op);
3470 break;
3471
3472 case SPELLBOOK:
3473 apply_spellbook (who, op);
3474 break;
3475
3476 case SCROLL:
3477 apply_scroll (who, op, 0);
3478 break;
3479
3480 case POTION:
3481 apply_potion (who, op);
3482 break;
3483
3484 /* Eneq(@csd.uu.se): Handle apply on containers. */
3485 //TODO: remove, as it is unsed?
3486 case CLOSE_CON:
3487 apply_container (who, op->env);
3488 break;
3489
3490 case CONTAINER:
3491 apply_container (who, op);
3492 break;
3493
3494 case TREASURE:
3495 apply_treasure (who, op);
3496 break;
3497
3498 case LAMP:
3499 case TORCH:
3500 player_apply_lamp (who, op);
3501 break;
3502
3503 case DRINK:
3504 case FOOD:
3505 case FLESH:
3506 apply_food (who, op);
3507 break;
3508
3509 case POISON:
3510 apply_poison (who, op);
3511 break;
3512
3513 case SAVEBED:
3514 break;
3515
3516 case ARMOUR_IMPROVER:
3517 apply_armour_improver (who, op);
3518 break;
3519
3520 case WEAPON_IMPROVER:
3521 check_improve_weapon (who, op);
3522 break;
3523
3524 case CLOCK:
3525 {
3526 timeofday_t tod;
3527
3528 get_tod (&tod);
3529 who->play_sound (sound_find ("sound_clock"));
3530 who->statusmsg (format (
3531 "It is %d minute%s past %d o'clock %s",
3532 tod.minute + 1, ((tod.minute + 1 < 2) ? "" : "s"),
3533 ((tod.hour % 14 == 0) ? 14 : ((tod.hour) % 14)), ((tod.hour >= 14) ? "pm" : "am")
3534 ));
3535 }
3536 break;
3537
3538 case MENU:
3539 shop_listing (op, who);
3540 break;
3541
3542 case POWER_CRYSTAL:
3543 apply_power_crystal (who, op); /* see egoitem.c */
3544 break;
3545
3546 case LIGHTER: /* for lighting torches/lanterns/etc */
3547 apply_lighter (who, op);
3548 break;
3549
3550 case ITEM_TRANSFORMER:
3551 apply_item_transformer (who, op);
3552 break;
3553 }
3554
3555 return 1;
3556 }
3557 else
3558 {
3559 who->statusmsg (format ("I don't know how to apply the %s.", query_name (op)));
3560 return 0;
3561 }
3562}
3563
3564/**
3565 * player_apply_below attempts to apply the object 'below' the player.
3566 * If the player has an open container, we use that for below, otherwise
3567 * we use the ground.
3568 */
3569void
3570player_apply_below (object *pl)
3571{
3572 object *top = pl->container_ () ? pl->container_ ()->inv : pl->below;
3573
3574 /* If using a container, set the starting item to be the top
3575 * item in the container. Otherwise, use the map.
3576 */
3577
3578 // first try to apply "applyables"
3579 for (object *tmp = top; tmp; tmp = tmp->below)
3580 if (!tmp->invisible && apply_types [tmp->type])
3581 {
3582 // If it is visible, player can apply it.
3583 pl->apply (tmp);
3584 return;
3585 }
3586
3587 while (top && top->invisible)
3588 top = top->below;
3589
3590 if (!top || top->flag [FLAG_IS_FLOOR])
3591 pl->failmsg ("You inspect this space, but find no way to apply anything. "
3592 "H<There is nothing here that you can apply.>");
3593 else
3594 // next, try to explain the topmost object
3595 switch (top->type)
3596 {
3597 // TODO: all this should move to examine
3598 case ALTAR:
3599 case IDENTIFY_ALTAR:
3600 case TRIGGER_ALTAR:
3601 case CONVERTER:
3602 //case TRIGGER_PEDESTAL:
3603 pl->failmsgf (
3604 "You see no obvious mechanism on the %s."
3605 "H<You have to drop one or more specific items here.>",
3606 query_short_name (top)
3607 );
3608 break;
3609
3610 case BUTTON:
3611 case TRIGGER_BUTTON:
3612 pl->failmsgf (
3613 "The %s looks as if you could activate it with somehting heavy. "
3614 "H<You must put enough items here to activate it.>",
3615 query_short_name (top)
3616 );
3617 break;
3618
3619 default:
3620 examine (pl, top);
3621 break;
3622 }
3623}
3624
3625// saner interface, returns successful status
3626bool
3627object::apply (object *ob, int aflags)
3628{
3629 if (!ob) // simplifies a lot of callers
3630 return true;
3631
3632 if (contr)
3633 {
3634 if (!ob->env && (move_type & MOVE_FLYING))
3635 {
3636 /* player is flying and applying object not in inventory */
3637 if (!flag [FLAG_WIZ] && !(ob->move_type & MOVE_FLYING))
3638 {
3639 failmsg ("But you are floating high above the ground! "
3640 "H<You have to stop levitating first, if you can, either by using your levitation skill, "
3641 "or waiting till the levitation effect wears off.>");
3642 return 0;
3643 }
3644 }
3645
3646 contr->last_used = ob;
3647 }
3648
3649 bool want_apply =
3650 aflags & AP_APPLY ? true
3651 : aflags & AP_UNAPPLY ? false
3652 : !ob->flag [FLAG_APPLIED]; // AP_TOGGLE
3653
3654 object_ptr *slot = 0;
3655
3656 // detect the slot, if this is a player
3657 if (contr && !(aflags & AP_NO_SLOT))
3658 {
3659 object *oslot;
3660
3661 switch (ob->type)
3662 {
3663 case WEAPON:
3664 slot = &contr->combat_ob;
3665 oslot = contr->ranged_ob;
3666 break;
3667
3668 case BOW:
3669 case RANGED:
3670 case SPELL:
3671 case WAND:
3672 case ROD:
3673 case HORN:
3674 case BUILDER:
3675 slot = &contr->ranged_ob;
3676 oslot = contr->combat_ob;
3677 break;
3678
3679 // oh, the humanity
3680 case SKILL:
3681 if (aflags & AP_NO_SLOT)
3682 break;
3683
3684 if (skill_flags [ob->subtype] & SF_NEED_ITEM)
3685 break;
3686
3687 if (skill_flags [ob->subtype] & SF_COMBAT)
3688 {
3689 slot = &contr->combat_ob;
3690 oslot = contr->ranged_ob;
3691 }
3692 else if (skill_flags [ob->subtype] & SF_RANGED)
3693 {
3694 slot = &contr->ranged_ob;
3695 oslot = contr->combat_ob;
3696 }
3697
3698 break;
3699 }
3700
3701 // now handle slot exclusions
3702 if (slot)
3703 {
3704 // only one slot can be active
3705 if (want_apply)
3706 {
3707 // clear slot unless we are in it already
3708 if (*slot != ob)
3709 apply (*slot, AP_UNAPPLY);
3710
3711 // unapply other slot, because we want to become active
3712 apply (oslot, AP_UNAPPLY);
3713 }
3714
3715 // clear item from slot if applied
3716 if (!want_apply && current_weapon == ob)
3717 current_weapon = 0;
3718 }
3719 }
3720
3721 if (ob->flag [FLAG_APPLIED] != want_apply)
3722 manual_apply (this, ob, aflags);
3723
3724 if (ob->flag [FLAG_APPLIED] != want_apply)
3725 return false;
3726
3727 if (slot && want_apply)
3728 current_weapon = *slot = ob;
3729
3730 return true;
3731}
3732
3733/**
3734 * Map was just loaded, handle op's initialisation.
3735 *
3736 * Generates shop floor's item, and treasures.
3737 */
3738int
3739auto_apply (object *op)
3740{
3741 object *tmp = NULL, *tmp2;
3742 int i;
3743
3744 op->clr_flag (FLAG_AUTO_APPLY);
3745
3746 switch (op->type)
3747 {
3748 case SHOP_FLOOR:
3749 if (!op->has_random_items ())
3750 return 0;
3751
3752 do
3753 {
3754 i = 10; /* let's give it 10 tries */
3755 while ((tmp = generate_treasure (op->randomitems,
3756 op->stats.exp
3757 ? (int) op->stats.exp
3758 : max (op->map->difficulty, 5)))
3759 == NULL && --i);
3760
3761 if (tmp == NULL)
3762 return 0;
3763
3764 if (tmp->flag [FLAG_CURSED] || tmp->flag [FLAG_DAMNED])
3765 {
3766 tmp->destroy ();
3767 tmp = NULL;
3768 }
3769 }
3770 while (!tmp);
3771
3772 tmp->x = op->x;
3773 tmp->y = op->y;
3774 tmp->set_flag (FLAG_UNPAID);
3775 insert_ob_in_map (tmp, op->map, NULL, 0);
3776 identify (tmp);
3777 break;
3778
3779 case TREASURE:
3780 if (op->flag [FLAG_IS_A_TEMPLATE])
3781 return 0;
3782
3783 while (op->stats.hp-- > 0)
3784 create_treasure (op->randomitems, op, op->map ? GT_ENVIRONMENT : 0,
3785 op->stats.exp ? (int) op->stats.exp : op->map == NULL ? 14 : op->map->difficulty, 0);
3786
3787 /* If we generated an object and put it in this object inventory,
3788 * move it to the parent object as the current object is about
3789 * to disappear. An example of this item is the random_* stuff
3790 * that is put inside other objects.
3791 */
3792 if (op->env)
3793 while (op->inv)
3794 op->env->insert (op->inv);
3795
3796 op->destroy ();
3797 break;
3798 }
3799
3800 return !!tmp;
3801}
3802
3803/**
3804 * fix_auto_apply goes through the entire map every time a map
3805 * is loaded or swapped in and performs special actions for
3806 * certain objects (most initialization of chests and creation of
3807 * treasures and stuff). Calls auto_apply if appropriate.
3808 */
3809void
3810maptile::fix_auto_apply ()
3811{
3812 if (!spaces)
3813 return;
3814
3815 for (mapspace *ms = spaces + size (); ms-- > spaces; )
3816 for (object *tmp = ms->bot; tmp; )
3817 {
3818 object *above = tmp->above;
3819
3820 if (tmp->inv)
3821 {
3822 object *invtmp, *invnext;
3823
3824 for (invtmp = tmp->inv; invtmp; invtmp = invnext)
3825 {
3826 invnext = invtmp->below;
3827
3828 if (invtmp->flag [FLAG_AUTO_APPLY])
3829 auto_apply (invtmp);
3830 else if (invtmp->type == TREASURE && invtmp->has_random_items ())
3831 {
3832 while (invtmp->stats.hp-- > 0)
3833 create_treasure (invtmp->randomitems, invtmp, 0, difficulty, 0);
3834
3835 invtmp->randomitems = NULL;
3836 }
3837 else if (invtmp && invtmp->arch
3838 && invtmp->type != TREASURE && invtmp->type != SPELL && invtmp->type != CLASS && invtmp->has_random_items ())
3839 {
3840 create_treasure (invtmp->randomitems, invtmp, 0, difficulty, 0);
3841 /* Need to clear this so that we never try to create
3842 * treasure again for this object
3843 */
3844 invtmp->randomitems = NULL;
3845 }
3846 }
3847
3848 /* This is really temporary - the code at the bottom will
3849 * also set randomitems to null. The problem is there are bunches
3850 * of maps/players already out there with items that have spells
3851 * which haven't had the randomitems set to null yet.
3852 * MSW 2004-05-13
3853 *
3854 * And if it's a spellbook, it's better to set randomitems to NULL too,
3855 * else you get two spells in the book ^_-
3856 * Ryo 2004-08-16
3857 */
3858 if (tmp->type == WAND || tmp->type == ROD || tmp->type == SCROLL
3859 || tmp->type == HORN || tmp->type == FIREWALL || tmp->type == POTION || tmp->type == ALTAR || tmp->type == SPELLBOOK)
3860 tmp->randomitems = NULL;
3861 }
3862
3863 if (tmp->flag [FLAG_AUTO_APPLY])
3864 auto_apply (tmp);
3865 else if ((tmp->type == TREASURE || (tmp->type == CONTAINER)) && tmp->has_random_items ())
3866 {
3867 while ((tmp->stats.hp--) > 0)
3868 create_treasure (tmp->randomitems, tmp, 0, difficulty, 0);
3869 tmp->randomitems = NULL;
3870 }
3871 else if (tmp->type == TIMED_GATE)
3872 {
3873 object *head = tmp->head != NULL ? tmp->head : tmp;
3874
3875 if (head->flag [FLAG_IS_LINKED])
3876 tmp->set_speed (0);
3877 }
3878 /* This function can be called everytime a map is loaded, even when
3879 * swapping back in. As such, we don't want to create the treasure
3880 * over and ove again, so after we generate the treasure, blank out
3881 * randomitems so if it is swapped in again, it won't make anything.
3882 * This is a problem for the above objects, because they have counters
3883 * which say how many times to make the treasure.
3884 */
3885 else if (tmp && tmp->arch && tmp->type != PLAYER
3886 && tmp->type != TREASURE && tmp->type != SPELL
3887 && tmp->type != PLAYER_CHANGER && tmp->type != CLASS && tmp->has_random_items ())
3888 {
3889 create_treasure (tmp->randomitems, tmp, GT_APPLY, difficulty, 0);
3890 tmp->randomitems = NULL;
3891 }
3892
3893 // close all containers
3894 else if (tmp->type == CONTAINER)
3895 tmp->flag [FLAG_APPLIED] = 0;
3896
3897 tmp = above;
3898 }
3899
3900 for (mapspace *ms = spaces + size (); ms-- > spaces; )
3901 for (object *tmp = ms->bot; tmp; tmp = tmp->above)
3902 if (tmp->above && (tmp->type == TRIGGER_BUTTON || tmp->type == TRIGGER_PEDESTAL))
3903 check_trigger (tmp, tmp->above, tmp->above);
3904}
3905
3906/**
3907 * Handles player eating food that temporarily changes status (resistances, stats).
3908 * This used to call cast_change_attr(), but
3909 * that doesn't work with the new spell code. Since we know what
3910 * the food changes, just grab a force and use that instead.
3911 */
3912void
3913eat_special_food (object *who, object *food)
3914{
3915 object *force;
3916 int i, did_one = 0;
3917
3918 char buf[64];
3919 snprintf (buf, sizeof(buf), "sp_food_%s", &food->title);
3920 shstr key (buf);
3921
3922 /* bigger morsel of food = longer effect time */
3923 int duration = TIME2TICK (food->stats.food);
3924
3925 if (force = who->force_find (key))
3926 {
3927 if (duration > fabs (force->speed_left / force->speed))
3928 {
3929 new_draw_info_format (NDI_UNIQUE, 0, who, "More magical force spreads through you. H<The effect will last for about %.10g more seconds.>", TICK2TIME (duration));
3930 force->force_set_timer (duration);
3931 }
3932 else
3933 new_draw_info (NDI_UNIQUE, 0, who, "It had no additional effect.");
3934
3935 return;
3936 }
3937 else
3938 {
3939 force = who->force_add (key, duration);
3940 force->name = key;
3941
3942 /* check if the food affects a stat */
3943 for (i = 0; i < NUM_STATS; i++)
3944 if (sint8 k = food->stats.stat (i))
3945 {
3946 force->stats.stat (i) = k;
3947 did_one = 1;
3948 }
3949
3950 /* check if we can protect the eater */
3951 for (i = 0; i < NROFATTACKS; i++)
3952 {
3953 if (food->resist[i] > 0)
3954 {
3955 force->resist[i] = food->resist[i];
3956 did_one = 1;
3957 }
3958 }
3959
3960 if (did_one)
3961 {
3962 new_draw_info_format (NDI_UNIQUE, 0, who, "You are suffused with magical force. H<The effect will last for about %.10g seconds.>", TICK2TIME (duration));
3963
3964 /* make the force take effect and report effects to user */
3965 change_abil (who, force);
3966 }
3967 else
3968 force->destroy ();
3969 }
3970
3971 /* check for hp, sp change */
3972 if (food->stats.hp != 0)
3973 {
3974 if (food->flag [FLAG_CURSED])
3975 {
3976 who->contr->killer = food;
3977 hit_player (who, food->stats.hp, food, AT_POISON, 1);
3978 who->failmsg ("Eck!...that was poisonous!");
3979 }
3980 else
3981 {
3982 if (food->stats.hp > 0)
3983 who->statusmsg ("You begin to feel better.");
3984 else
3985 who->failmsg ("Eck!...that was poisonous!");
3986
3987 who->stats.hp += food->stats.hp;
3988 }
3989 }
3990
3991 if (food->stats.sp != 0)
3992 {
3993 if (food->flag [FLAG_CURSED])
3994 {
3995 who->failmsg ("You are drained of mana!");
3996 who->stats.sp -= food->stats.sp;
3997 if (who->stats.sp < 0)
3998 who->stats.sp = 0;
3999 }
4000 else
4001 {
4002 who->statusmsg ("You feel a rush of magical energy!");
4003 who->stats.sp += food->stats.sp;
4004 /* place limit on max sp from food? */
4005 }
4006 }
4007
4008 who->update_stats ();
4009}
4010
4011void
4012apply_changes_to_player (object *pl, object *change)
4013{
4014 int excess_stat = 0; /* if the stat goes over the maximum
4015 for the race, put the excess stat some
4016 where else. */
4017
4018 switch (change->type)
4019 {
4020 case CLASS:
4021 {
4022 living *stats = &(pl->contr->orig_stats);
4023 living *ns = &(change->stats);
4024 object *walk;
4025 int flag_change_face = 1;
4026
4027 /* the following code assigns stats up to the stat max
4028 * for the race, and if the stat max is exceeded,
4029 * tries to randomly reassign the excess stat
4030 */
4031 int i, j;
4032
4033 for (i = 0; i < NUM_STATS; i++)
4034 {
4035 int race_bonus = pl->arch->stats.stat (i);
4036 sint8 stat = stats->stat (i) + ns->stat (i);
4037
4038 if (stat > 20 + race_bonus)
4039 {
4040 excess_stat++;
4041 stat = 20 + race_bonus;
4042 }
4043
4044 stats->stat (i) = stat;
4045 }
4046
4047 for (j = 0; excess_stat > 0 && j < 100; j++)
4048 { /* try 100 times to assign excess stats */
4049 int i = rndm (0, 6);
4050
4051 if (i == CHA)
4052 continue; /* exclude cha from this */
4053
4054 int stat = stats->stat (i);
4055 int race_bonus = pl->arch->stats.stat (i);
4056 if (stat < 20 + race_bonus)
4057 {
4058 change_attr_value (stats, i, 1);
4059 excess_stat--;
4060 }
4061 }
4062
4063 /* insert the randomitems from the change's treasurelist into
4064 * the player ref: player.c
4065 */
4066 if (change->randomitems)
4067 give_initial_items (pl, change->randomitems);
4068
4069 /* set up the face, for some races. */
4070
4071 /* first, look for the force object banning
4072 * changing the face. Certain races never change face with class.
4073 */
4074 for (walk = pl->inv; walk; walk = walk->below)
4075 if (walk->name == shstr_NOCLASSFACECHANGE)
4076 flag_change_face = 0;
4077
4078 if (flag_change_face)
4079 {
4080 pl->face = change->face;
4081 pl->animation_id = change->animation_id;
4082 pl->flag [FLAG_ANIMATE] = change->flag [FLAG_ANIMATE];
4083 }
4084
4085 /* check the special case of can't use weapons */
4086 /*if(change->flag [FLAG_USE_WEAPON]) pl->clr_flag (FLAG_USE_WEAPON); */
4087 if (change->name == shstr_monk)
4088 pl->clr_flag (FLAG_USE_WEAPON);
4089
4090 break;
4091 }
4092 }
4093}
4094

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