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Comparing deliantra/server/server/apply.C (file contents):
Revision 1.241 by root, Mon Apr 5 21:13:47 2010 UTC vs.
Revision 1.257 by root, Thu Apr 15 00:36:51 2010 UTC

… …
30#include <skills.h> 30#include <skills.h>
31#include <tod.h> 31#include <tod.h>
32 32
33#include <sproto.h> 33#include <sproto.h>
34 34
35/** 35// these must be in the inventory before they can be applied
36 * Check if op should abort moving victim because of it's race or slaying.
37 * Returns 1 if it should abort, returns 0 if it should continue.
38 */
39int
40should_director_abort (object *op, object *victim)
41{
42 int arch_flag, name_flag, race_flag;
43 36
44 /* Get flags to determine what of arch, name, and race should be checked. 37static const struct apply_types_inv_only : typeset
45 * This is stored in subtype, and is a bitmask, the LSB is the arch flag, 38{
46 * the next is the name flag, and the last is the race flag. Also note, 39 apply_types_inv_only ()
47 * if subtype is set to zero, that also goes to defaults of all affecting
48 * it. Examples:
49 * subtype 1: only arch
50 * subtype 3: arch or name
51 * subtype 5: arch or race
52 * subtype 7: all three
53 */
54 if (op->subtype)
55 { 40 {
56 arch_flag = op->subtype & 1; 41 set (WEAPON);
57 name_flag = op->subtype & 2; 42 set (ARMOUR);
58 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);
59 } 61 }
60 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 ()
61 { 69 {
62 arch_flag = 1; 70 set (EXIT);
63 name_flag = 1; 71 set (BOOK);
64 race_flag = 1; 72 set (SIGN);
73 set (BOOK);
74 set (SKILLSCROLL);
75 set (SPELLBOOK);
76 set (INSCRIBABLE);
77 set (TREASURE);
78 set (SAVEBED);
79 set (ARMOUR_IMPROVER);
80 set (WEAPON_IMPROVER);
81 set (CLOCK);
82 set (MENU);
83 set (LIGHTER); /* for lighting torches/lanterns/etc */
65 } 84 }
85} apply_types_player_only;
66 86
67 /* If the director has race set, only affect objects with a arch, 87// applying these _can_ be attempted, others cannot
68 * name or race that matches. 88// be applied at all. used by e.g. apply below.
69 */
70 if ((op->race) &&
71 ((!(victim->arch && arch_flag && victim->arch->archname) || op->race != victim->arch->archname)) &&
72 ((!(victim->name && name_flag) || op->race != victim->name)) &&
73 ((!(victim->race && race_flag) || op->race != victim->race)))
74 return 1;
75 89
76 /* If the director has slaying set, only affect objects where none 90static const struct apply_types : typeset
77 * of arch, name, or race match.
78 */
79 if ((op->slaying) && (((victim->arch && arch_flag && victim->arch->archname && op->slaying == victim->arch->archname))) ||
80 ((victim->name && name_flag && op->slaying == victim->name)) ||
81 ((victim->race && race_flag && op->slaying == victim->race)))
82 return 1;
83
84 return 0;
85}
86
87/**
88 * This handles a player dropping money on an altar to identify stuff.
89 * It'll identify marked item, if none all items up to dropped money.
90 * Return value: 1 if money was destroyed, 0 if not.
91 */
92static int
93apply_id_altar (object *money, object *altar, object *pl)
94{ 91{
95 dynbuf_text &buf = msg_dynbuf; buf.clear (); 92 apply_types ()
96 93 : typeset ((typeset)apply_types_player_only | (typeset)apply_types_inv_only)
97 if (!pl || pl->type != PLAYER)
98 return 0;
99
100 /* Check for MONEY type is a special hack - it prevents 'nothing needs
101 * identifying' from being printed out more than it needs to be.
102 */
103 if (!check_altar_sacrifice (altar, money, pl) || money->type != MONEY)
104 return 0;
105
106 /* if the player has a marked item, identify that if it needs to be
107 * identified. If it doesn't, then go through the player inventory.
108 */
109 if (object *marked = find_marked_object (pl))
110 if (!QUERY_FLAG (marked, FLAG_IDENTIFIED) && need_identify (marked))
111 {
112 if (operate_altar (altar, &money, pl))
113 {
114 identify (marked);
115
116 buf.printf ("You have %s.\r", long_desc (marked, pl));
117 if (marked->msg)
118 buf << "The item has a story:\r" << marked->msg << "\n\n";
119
120 return !money;
121 }
122 }
123
124 for (object *id = pl->inv; id; id = id->below)
125 { 94 {
126 if (!QUERY_FLAG (id, FLAG_IDENTIFIED) && !id->invisible && need_identify (id)) 95 set (T_HANDLE);
127 { 96 set (TRIGGER);
128 if (operate_altar (altar, &money, pl)) 97 set (SCROLL);
129 { 98 set (POTION);
130 identify (id); 99 set (CLOSE_CON);
131 100 set (CONTAINER);
132 buf.printf ("You have %s.\r", long_desc (id, pl)); 101 set (LAMP);
133 if (id->msg) 102 set (TORCH);
134 buf << "The item has a story:\r" << id->msg << "\n\n"; 103 set (DRINK);
135 104 set (FOOD);
136 /* If no more money, might as well quit now */ 105 set (FLESH);
137 if (!money || !check_altar_sacrifice (altar, money)) 106 set (POISON);
138 break; 107 set (POWER_CRYSTAL);
139 } 108 set (ITEM_TRANSFORMER);
140 else
141 {
142 LOG (llevError, "check_id_altar: Couldn't do sacrifice when we should have been able to\n");
143 break;
144 }
145 }
146 } 109 }
147 110} apply_types;
148 if (buf.empty ())
149 pl->failmsg ("You have nothing that needs identifying");
150 else
151 pl->contr->infobox (MSG_CHANNEL ("identify"), buf);
152
153 return !money;
154}
155
156/**
157 * This checks whether the object has a "on_use_yield" field, and if so generated and drops
158 * matching item.
159 **/
160void
161handle_apply_yield (object *tmp)
162{
163 if (shstr_tmp yield = tmp->kv (shstr_on_use_yield))
164 archetype::get (yield)->insert_at (tmp, tmp, INS_BELOW_ORIGINATOR);
165}
166
167/**
168 * Handles applying a potion.
169 */
170int
171apply_potion (object *op, object *tmp)
172{
173 int got_one = 0, i;
174 object *force = 0;
175
176 object *floor = GET_MAP_OB (op->map, op->x, op->y);
177
178 if (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_SAFE)
179 {
180 op->failmsg ("Gods prevent you from using this here, it's sacred ground!");
181
182 CLEAR_FLAG (tmp, FLAG_APPLIED);
183 return 0;
184 }
185
186 if (op->type == PLAYER)
187 if (!QUERY_FLAG (tmp, FLAG_IDENTIFIED))
188 identify (tmp);
189
190 handle_apply_yield (tmp);
191
192 /* Potion of restoration - only for players */
193 if (op->type == PLAYER && (tmp->attacktype & AT_DEPLETE))
194 {
195 object *depl;
196 archetype *at;
197
198 if (QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED))
199 {
200 op->drain_stat ();
201 op->update_stats ();
202 tmp->decrease ();
203 return 1;
204 }
205
206 if (!(at = archetype::find (shstr_depletion)))
207 {
208 LOG (llevError, "Could not find archetype depletion\n");
209 return 0;
210 }
211
212 depl = present_arch_in_ob (at, op);
213
214 if (depl)
215 {
216 for (i = 0; i < NUM_STATS; i++)
217 if (depl->stats.stat (i))
218 op->statusmsg (restore_msg[i]);
219
220 depl->destroy ();
221 op->update_stats ();
222 }
223 else
224 op->statusmsg ("Your potion had no effect.");
225
226 tmp->decrease ();
227 return 1;
228 }
229
230 /* improvement potion - only for players */
231 if (op->type == PLAYER && (tmp->attacktype & AT_GODPOWER))
232 {
233 for (i = 1; i < min (11, op->level); i++)
234 {
235 if (QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED))
236 {
237 if (op->contr->levhp[i] != 1)
238 {
239 op->contr->levhp[i] = 1;
240 break;
241 }
242
243 if (op->contr->levsp[i] != 1)
244 {
245 op->contr->levsp[i] = 1;
246 break;
247 }
248
249 if (op->contr->levgrace[i] != 1)
250 {
251 op->contr->levgrace[i] = 1;
252 break;
253 }
254 }
255 else
256 {
257 if (op->contr->levhp[i] < 9)
258 {
259 op->contr->levhp[i] = 9;
260 break;
261 }
262
263 if (op->contr->levsp[i] < 6)
264 {
265 op->contr->levsp[i] = 6;
266 break;
267 }
268
269 if (op->contr->levgrace[i] < 3)
270 {
271 op->contr->levgrace[i] = 3;
272 break;
273 }
274 }
275 }
276
277 /* Just makes checking easier */
278 if (i < min (11, op->level))
279 got_one = 1;
280
281 if (!QUERY_FLAG (tmp, FLAG_CURSED) && !QUERY_FLAG (tmp, FLAG_DAMNED))
282 {
283 if (got_one)
284 {
285 op->update_stats ();
286 op->statusmsg ("The Gods smile upon you and remake you "
287 "a little more in their image. "
288 "You feel a little more perfect.", NDI_GREEN);
289 }
290 else
291 op->statusmsg ("The potion had no effect - you are already perfect.");
292 }
293 else
294 { /* cursed potion */
295 if (got_one)
296 {
297 op->update_stats ();
298 op->failmsg ("The Gods are angry and punish you.");
299 }
300 else
301 op->statusmsg ("You are fortunate that you are so pathetic.", NDI_DK_ORANGE);
302 }
303
304 tmp->decrease ();
305 return 1;
306 }
307
308
309 /* A potion that casts a spell. Healing, restore spellpoint (power potion)
310 * and heroism all fit into this category. Given the spell object code,
311 * there is no limit to the number of spells that potions can be cast,
312 * but direction is problematic to try and imbue fireball potions for example.
313 */
314 if (tmp->inv)
315 {
316 if (QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED))
317 {
318 op->failmsg ("Yech! Your lungs are on fire!");
319 create_exploding_ball_at (op, op->level);
320 }
321 else
322 cast_spell (op, tmp, op->facing, tmp->inv, NULL);
323
324 tmp->decrease ();
325
326 /* if youre dead, no point in doing this... */
327 if (!QUERY_FLAG (op, FLAG_REMOVED))
328 op->update_stats ();
329
330 return 1;
331 }
332
333 /* Deal with protection potions */
334 force = NULL;
335 for (i = 0; i < NROFATTACKS; i++)
336 {
337 if (tmp->resist[i])
338 {
339 if (!force)
340 force = get_archetype (FORCE_NAME);
341
342 memcpy (force->resist, tmp->resist, sizeof (tmp->resist));
343 force->type = POTION_EFFECT;
344 break; /* Only need to find one protection since we copy entire batch */
345 }
346 }
347
348 /* This is a protection potion */
349 if (force)
350 {
351 /* cursed items last longer */
352 if (QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED))
353 {
354 force->stats.food *= 10;
355 for (i = 0; i < NROFATTACKS; i++)
356 if (force->resist[i] > 0)
357 force->resist[i] = -force->resist[i]; /* prot => vuln */
358 }
359
360 force->speed_left = -1;
361 force = insert_ob_in_ob (force, op);
362 CLEAR_FLAG (tmp, FLAG_APPLIED);
363 SET_FLAG (force, FLAG_APPLIED);
364 change_abil (op, force);
365 tmp->decrease ();
366 return 1;
367 }
368
369 /* Only thing left are the stat potions */
370 if (op->type == PLAYER)
371 { /* only for players */
372 if ((QUERY_FLAG (tmp, FLAG_CURSED)
373 || QUERY_FLAG (tmp, FLAG_DAMNED))
374 && tmp->value != 0)
375 CLEAR_FLAG (tmp, FLAG_APPLIED);
376 else
377 SET_FLAG (tmp, FLAG_APPLIED);
378
379 if (!change_abil (op, tmp))
380 op->statusmsg ("Nothing happened.");
381 }
382
383 /* CLEAR_FLAG is so that if the character has other potions
384 * that were grouped with the one consumed, his
385 * stat will not be raised by them. fix_player just clears
386 * up all the stats.
387 */
388 CLEAR_FLAG (tmp, FLAG_APPLIED);
389 op->update_stats ();
390 tmp->decrease ();
391 return 1;
392}
393 111
394/**************************************************************************** 112/****************************************************************************
395 * Weapon improvement code follows 113 * Weapon improvement code follows
396 ****************************************************************************/ 114 ****************************************************************************/
397 115
… …
421 if (!item) 139 if (!item)
422 return 0; 140 return 0;
423 141
424 for (op = op->below; op; op = op->below) 142 for (op = op->below; op; op = op->below)
425 if (op->arch->archname == item) 143 if (op->arch->archname == item)
426 if (!QUERY_FLAG (op, FLAG_CURSED) && !QUERY_FLAG (op, FLAG_DAMNED) 144 if (!op->flag [FLAG_CURSED] && !op->flag [FLAG_DAMNED]
427 && /* Loophole bug? -FD- */ !QUERY_FLAG (op, FLAG_UNPAID)) 145 && /* Loophole bug? -FD- */ !op->flag [FLAG_UNPAID])
428 count += op->number_of (); 146 count += op->number_of ();
429 147
430 return count; 148 return count;
431} 149}
432 150
… …
479 if (improver->slaying) 197 if (improver->slaying)
480 { 198 {
481 count = check_item (op, improver->slaying); 199 count = check_item (op, improver->slaying);
482 if (count < 1) 200 if (count < 1)
483 { 201 {
484 op->failmsg (format ("The gods want more %ss", &improver->slaying)); 202 op->failmsgf ("The gods want more %ss", &improver->slaying);
485 return 0; 203 return 0;
486 } 204 }
487 } 205 }
488 else 206 else
489 count = 1; 207 count = 1;
… …
614 { 332 {
615 op->failmsg ("This weapon cannot be improved any more."); 333 op->failmsg ("This weapon cannot be improved any more.");
616 return 0; 334 return 0;
617 } 335 }
618 336
619 if (QUERY_FLAG (weapon, FLAG_APPLIED) 337 if (weapon->flag [FLAG_APPLIED]
620 && !check_item_power (op, weapon->item_power + 1)) 338 && !check_item_power (op, weapon->item_power + 1))
621 { 339 {
622 op->failmsg ("Improving the weapon will make it too " 340 op->failmsg ("Improving the weapon will make it too "
623 "powerful for you to use. Unready it if you " 341 "powerful for you to use. Unready it if you "
624 "really want to improve it."); 342 "really want to improve it.");
… …
674 sacrifice_needed *= 2; 392 sacrifice_needed *= 2;
675 393
676 sacrifice_count = check_sacrifice (op, improver); 394 sacrifice_count = check_sacrifice (op, improver);
677 if (sacrifice_count < sacrifice_needed) 395 if (sacrifice_count < sacrifice_needed)
678 { 396 {
679 op->failmsg (format ("You need at least %d %s.", sacrifice_needed, &improver->slaying)); 397 op->failmsgf ("You need at least %d %s.", sacrifice_needed, &improver->slaying);
680 return 0; 398 return 0;
681 } 399 }
682 400
683 eat_item (op, improver->slaying, sacrifice_needed); 401 eat_item (op, improver->slaying, sacrifice_needed);
684 weapon->item_power++; 402 weapon->item_power++;
… …
706 * then calls improve_weapon to do the dirty work. 424 * then calls improve_weapon to do the dirty work.
707 */ 425 */
708static int 426static int
709check_improve_weapon (object *op, object *tmp) 427check_improve_weapon (object *op, object *tmp)
710{ 428{
711 object *otmp;
712
713 if (op->type != PLAYER) 429 if (op->type != PLAYER)
714 return 0; 430 return 0;
715 431
716 if (!QUERY_FLAG (op, FLAG_WIZCAST) && (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_NO_MAGIC)) 432 if (!op->flag [FLAG_WIZCAST] && (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_NO_MAGIC))
717 { 433 {
718 op->failmsg ("Something blocks the magic of the scroll!"); 434 op->failmsg ("Something blocks the magic of the scroll!");
719 return 0; 435 return 0;
720 } 436 }
721 437
722 otmp = find_marked_object (op); 438 object *otmp = op->mark ();
723 439
724 if (!otmp) 440 if (!otmp)
725 { 441 {
726 op->failmsg ("You need to mark a weapon object. H<Use the mark command or the mark option from the item popup menu.>"); 442 op->failmsg ("You need to mark a weapon object. H<Use the mark command or the mark option from the item popup menu.>");
727 return 0; 443 return 0;
728 } 444 }
729 445
730 if (otmp->type != WEAPON && otmp->type != BOW) 446 if (otmp->type != WEAPON && otmp->type != BOW)
731 { 447 {
732 op->failmsg ("Marked item is not a weapon or bow!"); 448 op->failmsg ("Marked item is not a weapon or bow!");
449 return 0;
450 }
451
452 if (!op->apply (otmp, AP_UNAPPLY))
453 {
454 op->failmsg ("You are unable to take off your weapon to improve it!");
733 return 0; 455 return 0;
734 } 456 }
735 457
736 op->statusmsg ("Applied weapon builder."); 458 op->statusmsg ("Applied weapon builder.");
737 459
… …
763 * changing of physical area right now. 485 * changing of physical area right now.
764 */ 486 */
765static int 487static int
766improve_armour (object *op, object *improver, object *armour) 488improve_armour (object *op, object *improver, object *armour)
767{ 489{
768 object *tmp;
769
770 if (armour->magic >= settings.armor_max_enchant) 490 if (armour->magic >= settings.armor_max_enchant)
771 { 491 {
772 op->failmsg ("This armour can not be enchanted any further!"); 492 op->failmsg ("This armour can not be enchanted any further!");
773 return 0; 493 return 0;
774 } 494 }
… …
785 } 505 }
786 506
787 /* Split objects if needed. Can't insert tmp until the 507 /* Split objects if needed. Can't insert tmp until the
788 * end of this function - otherwise it will just re-merge. 508 * end of this function - otherwise it will just re-merge.
789 */ 509 */
790 tmp = armour->nrof > 1 ? armour->split (armour->nrof - 1) : 0; 510 object *tmp = armour->nrof > 1 ? armour->split (armour->nrof - 1) : 0;
791 511
792 armour->magic++; 512 armour->magic++;
793 513
794 if (!settings.armor_speed_linear) 514 if (!settings.armor_speed_linear)
795 { 515 {
… …
833 553
834 if (op->type == PLAYER) 554 if (op->type == PLAYER)
835 { 555 {
836 esrv_send_item (op, armour); 556 esrv_send_item (op, armour);
837 557
838 if (QUERY_FLAG (armour, FLAG_APPLIED)) 558 if (armour->flag [FLAG_APPLIED])
839 op->update_stats (); 559 op->update_stats ();
840 } 560 }
841 561
842 improver->decrease (); 562 improver->decrease ();
843 563
… …
923 for (ob = converter->inv->below, i = 1; ob; ob = ob->below, i++) 643 for (ob = converter->inv->below, i = 1; ob; ob = ob->below, i++)
924 if (rndm (0, i) == 0) 644 if (rndm (0, i) == 0)
925 ob_to_copy = ob; 645 ob_to_copy = ob;
926 646
927 item = ob_to_copy->deep_clone (); 647 item = ob_to_copy->deep_clone ();
928 CLEAR_FLAG (item, FLAG_IS_A_TEMPLATE); 648 item->clr_flag (FLAG_IS_A_TEMPLATE);
929 unflag_inv (item, FLAG_IS_A_TEMPLATE); 649 unflag_inv (item, FLAG_IS_A_TEMPLATE);
930 } 650 }
931 else 651 else
932 { 652 {
933 if (!conv_to) 653 if (!conv_to)
… …
946 666
947 if (nr) 667 if (nr)
948 item->nrof *= nr; 668 item->nrof *= nr;
949 669
950 if (converter->flag [FLAG_PRECIOUS]) 670 if (converter->flag [FLAG_PRECIOUS])
951 SET_FLAG (item, FLAG_UNPAID); 671 item->set_flag (FLAG_UNPAID);
952 672
953 if (converter->is_in_shop ()) 673 if (converter->is_in_shop ())
954 { 674 {
955 // converters on shop floors don't work anymore, bug lets check for it 675 // converters on shop floors don't work anymore, bug lets check for it
956 // and report in case someone still does it. 676 // and report in case someone still does it.
957 LOG (llevDebug, "ITEMBUG: broken converter, converters on shop floor don't work: %s\n", 677 LOG (llevDebug, "ITEMBUG: broken converter, converters on shop floor don't work: %s\n",
958 converter->debug_desc ()); 678 converter->debug_desc ());
959 SET_FLAG (item, FLAG_UNPAID); 679 item->set_flag (FLAG_UNPAID);
960 } 680 }
961 else if (price_in < sint64 (item->nrof) * item->value) 681 else if (price_in < sint64 (item->nrof) * item->value)
962 { 682 {
963 LOG (llevDebug, "converter output price higher than input: %s at %s (%d, %d) in value %d, out value %d for %s\n", 683 LOG (llevDebug, "converter output price higher than input: %s at %s (%d, %d) in value %d, out value %d for %s\n",
964 &converter->name, &converter->map->path, converter->x, converter->y, price_in, item->nrof * item->value, &item->name); 684 &converter->name, &converter->map->path, converter->x, converter->y, price_in, item->nrof * item->value, &item->name);
… …
1013 return 1; 733 return 1;
1014 } 734 }
1015 else if (!sack->env) 735 else if (!sack->env)
1016 { 736 {
1017 // active, but not ours: some other player has opened it 737 // active, but not ours: some other player has opened it
1018 op->failmsg (format ("Somebody else is using the %s already.", query_name (sack))); 738 op->failmsgf ("Somebody else is using the %s already.", query_name (sack));
1019 return 1; 739 return 1;
1020 } 740 }
1021 741
1022 // fall through to opening it (active in inv) 742 // fall through to opening it (active in inv)
1023 } 743 }
… …
1099{ 819{
1100 int rv = 0; 820 int rv = 0;
1101 double opinion; 821 double opinion;
1102 object *tmp, *next; 822 object *tmp, *next;
1103 823
1104 SET_FLAG (op, FLAG_NO_APPLY); /* prevent loops */ 824 op->set_flag (FLAG_NO_APPLY); /* prevent loops */
1105 825
1106 bool has_unpaid = false; 826 bool has_unpaid = false;
1107 827
1108 // quite inefficient to do this here twice, but the api doesn't lend itself to 828 // quite inefficient to do this here twice, but the api doesn't lend itself to
1109 // a quick and small change :( 829 // a quick and small change :(
… …
1122 */ 842 */
1123 for (tmp = op->inv; tmp; tmp = next) 843 for (tmp = op->inv; tmp; tmp = next)
1124 { 844 {
1125 next = tmp->below; 845 next = tmp->below;
1126 846
1127 if (QUERY_FLAG (tmp, FLAG_UNPAID)) 847 if (tmp->flag [FLAG_UNPAID])
1128 { 848 {
1129 int i = find_free_spot (tmp, op->map, op->x, op->y, 1, 9); 849 int i = find_free_spot (tmp, op->map, op->x, op->y, 1, 9);
1130 850
1131 if (i >= 0) 851 if (i >= 0)
1132 tmp->move (i); 852 tmp->move (i);
1133 } 853 }
1134 } 854 }
1135 855
1136 /* Don't teleport things like spell effects */ 856 /* Don't teleport things like spell effects */
1137 if (QUERY_FLAG (op, FLAG_NO_PICK)) 857 if (op->flag [FLAG_NO_PICK])
1138 return 0; 858 return 0;
1139 859
1140 /* unpaid objects, or non living objects, can't transfer by 860 /* unpaid objects, or non living objects, can't transfer by
1141 * shop mats. Instead, put it on a nearby space. 861 * shop mats. Instead, put it on a nearby space.
1142 */ 862 */
1143 if (QUERY_FLAG (op, FLAG_UNPAID) || !QUERY_FLAG (op, FLAG_ALIVE)) 863 if (op->flag [FLAG_UNPAID] || !op->flag [FLAG_ALIVE])
1144 { 864 {
1145 /* Somebody dropped an unpaid item, just move to an adjacent place. */ 865 /* Somebody dropped an unpaid item, just move to an adjacent place. */
1146 int i = find_free_spot (op, op->map, op->x, op->y, 1, 9); 866 int i = find_free_spot (op, op->map, op->x, op->y, 1, 9);
1147 867
1148 if (i != -1) 868 if (i != -1)
… …
1203 op->y += freearr_y[i]; 923 op->y += freearr_y[i];
1204 rv = insert_ob_in_map (op, op->map, shop_mat, 0) == NULL; 924 rv = insert_ob_in_map (op, op->map, shop_mat, 0) == NULL;
1205 } 925 }
1206 } 926 }
1207 927
1208 CLEAR_FLAG (op, FLAG_NO_APPLY); 928 op->clr_flag (FLAG_NO_APPLY);
1209 return rv; 929 return rv;
1210} 930}
1211 931
1212/** 932/**
1213 * Handles applying a sign. 933 * Handles applying a sign.
… …
1241 op->failmsg ("You cannot read it anymore."); 961 op->failmsg ("You cannot read it anymore.");
1242 962
1243 return; 963 return;
1244 } 964 }
1245 965
1246 if (!QUERY_FLAG (op, FLAG_WIZPASS)) 966 if (!op->flag [FLAG_WIZPASS])
1247 sign->last_eat++; 967 sign->last_eat++;
1248 } 968 }
1249 969
1250 /* Sign or magic mouth? Do we need to see it, or does it talk to us? 970 /* Sign or magic mouth? Do we need to see it, or does it talk to us?
1251 * No way to know for sure. The presumption is basically that if 971 * No way to know for sure. The presumption is basically that if
1252 * move_on is zero, it needs to be manually applied (doesn't talk 972 * move_on is zero, it needs to be manually applied (doesn't talk
1253 * to us). 973 * to us).
1254 */ 974 */
1255 if (QUERY_FLAG (op, FLAG_BLIND) && !QUERY_FLAG (op, FLAG_WIZ) && !sign->move_on) 975 if (op->flag [FLAG_BLIND] && !op->flag [FLAG_WIZ] && !sign->move_on)
1256 { 976 {
1257 op->failmsg ("You are unable to read while blind!"); 977 op->failmsg ("You are unable to read while blind!");
1258 return; 978 return;
1259 } 979 }
1260 980
… …
1301 EXIT_Y (trap) + freearr_y[dir], 1021 EXIT_Y (trap) + freearr_y[dir],
1302 0, victim); 1022 0, victim);
1303} 1023}
1304 1024
1305/** 1025/**
1306 * 'victim' moves onto 'trap'
1307 * 'victim' leaves 'trap'
1308 * effect is determined by move_on/move_off of trap and move_type of victime.
1309 *
1310 * originator: Player, monster or other object that caused 'victim' to move
1311 * onto 'trap'. Will receive messages caused by this action. May be NULL.
1312 * However, some types of traps require an originator to function.
1313 */
1314void
1315move_apply (object *trap, object *victim, object *originator)
1316{
1317 static int recursion_depth = 0;
1318
1319 /* Only exits affect DMs. */
1320 if (QUERY_FLAG (victim, FLAG_WIZPASS) && trap->type != EXIT && trap->type != SIGN)
1321 return;
1322
1323 /* move_apply() is the most likely candidate for causing unwanted and
1324 * possibly unlimited recursion.
1325 */
1326 /* The following was changed because it was causing perfectly correct
1327 * maps to fail. 1) it's not an error to recurse:
1328 * rune detonates, summoning monster. monster lands on nearby rune.
1329 * nearby rune detonates. This sort of recursion is expected and
1330 * proper. This code was causing needless crashes.
1331 */
1332 if (recursion_depth >= 500)
1333 {
1334 LOG (llevDebug, "WARNING: move_apply(): aborting recursion "
1335 "[trap arch %s, name %s; victim arch %s, name %s]\n", &trap->arch->archname, &trap->name, &victim->arch->archname, &victim->name);
1336 return;
1337 }
1338
1339 recursion_depth++;
1340 if (trap->head)
1341 trap = trap->head;
1342
1343 if (!INVOKE_OBJECT (MOVE_TRIGGER, trap, ARG_OBJECT (victim), ARG_OBJECT (originator)))
1344 switch (trap->type)
1345 {
1346 case PLAYERMOVER:
1347 if (trap->attacktype && (trap->level || victim->type != PLAYER) && !should_director_abort (trap, victim))
1348 {
1349 if (!trap->stats.maxsp)
1350 trap->stats.maxsp = 2;
1351
1352 /* Is this correct? From the docs, it doesn't look like it
1353 * should be divided by trap->speed
1354 */
1355 victim->speed_left = -trap->stats.maxsp * victim->speed / trap->speed;
1356
1357 /* Just put in some sanity check. I think there is a bug in the
1358 * above with some objects have zero speed, and thus the player
1359 * getting permanently paralyzed.
1360 */
1361 if (victim->speed_left < -50.f)
1362 victim->speed_left = -50.f;
1363 /* LOG(llevDebug, "apply, playermove, player speed_left=%f\n", victim->speed_left); */
1364 }
1365 break;
1366
1367 case SPINNER:
1368 if (victim->direction)
1369 {
1370 victim->direction = absdir (victim->direction - trap->stats.sp);
1371 update_turn_face (victim);
1372 }
1373 break;
1374
1375 case DIRECTOR:
1376 if (victim->direction && !should_director_abort (trap, victim))
1377 {
1378 victim->direction = trap->stats.sp;
1379 update_turn_face (victim);
1380 }
1381 break;
1382
1383 case BUTTON:
1384 case PEDESTAL:
1385 case T_MATCH:
1386 update_button (trap, originator);
1387 break;
1388
1389 case ALTAR:
1390 /* sacrifice victim on trap */
1391 apply_altar (trap, victim, originator);
1392 break;
1393
1394 case THROWN_OBJ:
1395 if (trap->inv == NULL)
1396 break;
1397 /* fallthrough */
1398
1399 case ARROW:
1400 /* bad bug: monster throw a object, make a step forwards, step on object ,
1401 * trigger this here and get hit by own missile - and will be own enemy.
1402 * Victim then is his own enemy and will start to kill herself (this is
1403 * removed) but we have not synced victim and his missile. To avoid senseless
1404 * action, we avoid hits here
1405 */
1406 if ((QUERY_FLAG (victim, FLAG_ALIVE) && trap->has_active_speed ())
1407 && trap->owner != victim)
1408 hit_with_arrow (trap, victim);
1409 break;
1410
1411 case SPELL_EFFECT:
1412 apply_spell_effect (trap, victim);
1413 break;
1414
1415 case TRAPDOOR:
1416 {
1417 int max, sound_was_played;
1418 object *ab, *ab_next;
1419
1420 if (!trap->value)
1421 {
1422 int tot;
1423
1424 for (ab = trap->above, tot = 0; ab; ab = ab->above)
1425 if ((ab->move_type && trap->move_on) || ab->move_type == 0)
1426 tot += ab->head_ ()->total_weight ();
1427
1428 if (!(trap->value = (tot > trap->weight) ? 1 : 0))
1429 break;
1430
1431 SET_ANIMATION (trap, trap->value);
1432 update_object (trap, UP_OBJ_FACE);
1433 }
1434
1435 for (ab = trap->above, max = 100, sound_was_played = 0; --max && ab; ab = ab_next)
1436 {
1437 /* need to set this up, since if we do transfer the object,
1438 * ab->above would be bogus
1439 */
1440 ab_next = ab->above;
1441
1442 if ((ab->move_type && trap->move_on) || ab->move_type == 0)
1443 {
1444 if (!sound_was_played)
1445 {
1446 trap->play_sound (trap->sound ? trap->sound : sound_find ("fall_hole"));
1447 sound_was_played = 1;
1448 }
1449
1450 ab->statusmsg ("You fall into a trapdoor!", NDI_RED);
1451 transfer_ob (ab, EXIT_X (trap), EXIT_Y (trap), 0, ab);
1452 }
1453 }
1454 break;
1455 }
1456
1457 case CONVERTER:
1458 if (convert_item (victim, trap) < 0)
1459 {
1460 originator->failmsg (format ("The %s seems to be broken!", query_name (trap)));
1461 archetype::get (shstr_burnout)->insert_at (trap, trap);
1462 }
1463
1464 break;
1465
1466 case TRIGGER_BUTTON:
1467 case TRIGGER_PEDESTAL:
1468 case TRIGGER_ALTAR:
1469 check_trigger (trap, victim, originator);
1470 break;
1471
1472 case DEEP_SWAMP:
1473 walk_on_deep_swamp (trap, victim);
1474 break;
1475
1476 case CHECK_INV:
1477 check_inv (victim, trap);
1478 break;
1479
1480 case HOLE:
1481 move_apply_hole (trap, victim);
1482 break;
1483
1484 case EXIT:
1485 if (victim->type == PLAYER && EXIT_PATH (trap))
1486 {
1487 /* Basically, don't show exits leading to random maps the
1488 * players output.
1489 */
1490 if (trap->msg && EXIT_PATH (trap) != shstr_random_map_exit)
1491 victim->statusmsg (trap->msg, NDI_NAVY);
1492
1493 trap->play_sound (trap->sound);
1494 victim->enter_exit (trap);
1495 }
1496 break;
1497
1498 case ENCOUNTER:
1499 /* may be some leftovers on this */
1500 break;
1501
1502 case SHOP_MAT:
1503 apply_shop_mat (trap, victim);
1504 break;
1505
1506 /* Drop a certain amount of gold, and have one item identified */
1507 case IDENTIFY_ALTAR:
1508 apply_id_altar (victim, trap, originator);
1509 break;
1510
1511 case SIGN:
1512 if (victim->type != PLAYER && trap->stats.food > 0)
1513 break; /* monsters musn't apply magic_mouths with counters */
1514
1515 apply_sign (victim, trap, 1);
1516 break;
1517
1518 case CONTAINER:
1519 apply_container (victim, trap);
1520 break;
1521
1522 case RUNE:
1523 case TRAP:
1524 if (trap->level && QUERY_FLAG (victim, FLAG_ALIVE))
1525 spring_trap (trap, victim);
1526 break;
1527
1528 default:
1529 LOG (llevDebug, "name %s, arch %s, type %d with fly/walk on/off not "
1530 "handled in move_apply()\n", &trap->name, &trap->arch->archname, trap->type);
1531 break;
1532 }
1533
1534 recursion_depth--;
1535}
1536
1537/**
1538 * Handles reading a regular (ie not containing a spell) book.
1539 */
1540static void
1541apply_book (object *op, object *tmp)
1542{
1543 int lev_diff;
1544 object *skill_ob;
1545
1546 if (QUERY_FLAG (op, FLAG_BLIND) && !QUERY_FLAG (op, FLAG_WIZ))
1547 {
1548 op->failmsg ("You are unable to read while blind!");
1549 return;
1550 }
1551
1552 if (!tmp->msg)
1553 {
1554 op->failmsg (format ("The %s contains nothing but meaningless gibberish. H<There is nothing interesting to read here.>", &tmp->name));
1555 return;
1556 }
1557
1558 /* need a literacy skill to read stuff! */
1559 skill_ob = find_skill_by_name (op, tmp->skill);
1560 if (!skill_ob)
1561 {
1562 op->failmsg (format ("You are unable to decipher the strange symbols. H<You lack the %s skill to read this.>", &tmp->skill));
1563 return;
1564 }
1565
1566 lev_diff = tmp->level - (skill_ob->level + 5);
1567 if (!QUERY_FLAG (op, FLAG_WIZ) && lev_diff > 0)
1568 {
1569 op->failmsg (lev_diff < 2 ? "This book is just barely beyond your comprehension."
1570 : lev_diff < 3 ? "This book is slightly beyond your comprehension."
1571 : lev_diff < 5 ? "This book is beyond your comprehension."
1572 : lev_diff < 8 ? "This book is quite a bit beyond your comprehension."
1573 : lev_diff < 15 ? "This book is way beyond your comprehension."
1574 : "This book is totally beyond your comprehension.");
1575 return;
1576 }
1577
1578 // we currently don't use the message types for anything.
1579 // readable_message_type *msgType = get_readable_message_type (tmp);
1580
1581 tmp->play_sound (tmp->sound ? tmp->sound : sound_find ("apply_book"));
1582
1583 if (player *pl = op->contr)
1584 if (client *ns = pl->ns)
1585 pl->infobox (MSG_CHANNEL ("book"), format ("T<%s>\n\n%s", (char *)long_desc (tmp, op), &tmp->msg));
1586
1587 /* gain xp from reading */
1588 if (!QUERY_FLAG (tmp, FLAG_NO_SKILL_IDENT))
1589 { /* only if not read before */
1590 int exp_gain = calc_skill_exp (op, tmp, skill_ob);
1591
1592 if (!QUERY_FLAG (tmp, FLAG_IDENTIFIED))
1593 {
1594 /*exp_gain *= 2; because they just identified it too */
1595 SET_FLAG (tmp, FLAG_IDENTIFIED);
1596
1597 if (object *pl = tmp->visible_to ())
1598 esrv_update_item (UPD_FLAGS | UPD_NAME, pl, tmp);
1599 }
1600
1601 change_exp (op, exp_gain, skill_ob->skill, 0);
1602 SET_FLAG (tmp, FLAG_NO_SKILL_IDENT); /* so no more xp gained from this book */
1603 }
1604}
1605
1606/**
1607 * op made some mistake with a scroll, this takes care of punishment.
1608 * scroll_failure()- hacked directly from spell_failure
1609 */
1610static void
1611scroll_failure (object *op, int failure, int power)
1612{
1613 if (abs (failure / 4) > power)
1614 power = abs (failure / 4); /* set minimum effect */
1615
1616 if (failure <= -1 && failure > -15)
1617 { /* wonder */
1618 object *tmp;
1619
1620 op->failmsg ("Your spell warps!");
1621 tmp = get_archetype (SPELL_WONDER);
1622 cast_wonder (op, op, 0, tmp);
1623 tmp->destroy ();
1624 }
1625 else if (failure <= -15 && failure > -35)
1626 { /* drain mana */
1627 op->failmsg ("Your mana is drained!");
1628 op->stats.sp -= random_roll (0, power - 1, op, PREFER_LOW);
1629 if (op->stats.sp < 0)
1630 op->stats.sp = 0;
1631 }
1632 else if (settings.spell_failure_effects == TRUE)
1633 {
1634 if (failure <= -35 && failure > -60)
1635 { /* confusion */
1636 op->failmsg ("The magic recoils on you!");
1637 confuse_player (op, op, power);
1638 }
1639 else if (failure <= -60 && failure > -70)
1640 { /* paralysis */
1641 op->failmsg ("The magic recoils and paralyzes you!");
1642 paralyze_player (op, op, power);
1643 }
1644 else if (failure <= -70 && failure > -80)
1645 { /* blind */
1646 op->failmsg ("The magic recoils on you!");
1647 blind_player (op, op, power);
1648 }
1649 else if (failure <= -80)
1650 { /* blast the immediate area */
1651 object *tmp = get_archetype (LOOSE_MANA);
1652 cast_magic_storm (op, tmp, power);
1653 op->failmsg ("You unleash uncontrolled mana!");
1654 tmp->destroy ();
1655 }
1656 }
1657}
1658
1659/**
1660 * Handles the applying of a skill scroll, calling learn_skill straight.
1661 * op is the person learning the skill, tmp is the skill scroll object
1662 */
1663static void
1664apply_skillscroll (object *op, object *tmp)
1665{
1666 switch (learn_skill (op, tmp))
1667 {
1668 case 0:
1669 op->play_sound (sound_find ("generic_fail"));
1670 op->failmsg (format ("You already possess the knowledge held within the %s.", query_name (tmp)));
1671 break;
1672
1673 case 1:
1674 tmp->decrease ();
1675 op->play_sound (sound_find ("skill_learn"));
1676 op->statusmsg (format ("You succeed in learning %s", &tmp->skill));
1677 break;
1678
1679 default:
1680 tmp->decrease ();
1681 op->play_sound (sound_find ("generic_fail"));
1682 op->failmsg (format ("You fail to learn the knowledge of the %s.\n", query_name (tmp)));
1683 break;
1684 }
1685}
1686
1687/**
1688 * Actually makes op learn spell.
1689 * Informs player of what happens.
1690 */
1691void
1692do_learn_spell (object *op, object *spell, int special_prayer)
1693{
1694 object *tmp;
1695
1696 if (op->type != PLAYER)
1697 {
1698 LOG (llevError, "BUG: do_learn_spell(): not a player\n");
1699 return;
1700 }
1701
1702 /* Upgrade special prayers to normal prayers */
1703 if ((tmp = check_spell_known (op, spell->name)) != NULL)
1704 {
1705 if (special_prayer && !QUERY_FLAG (tmp, FLAG_STARTEQUIP))
1706 {
1707 LOG (llevError, "BUG: do_learn_spell(): spell already known, but not marked as startequip\n");
1708 return;
1709 }
1710 return;
1711 }
1712
1713 op->contr->play_sound (sound_find ("learn_spell"));
1714
1715 tmp = spell->clone ();
1716 insert_ob_in_ob (tmp, op);
1717
1718 if (special_prayer)
1719 SET_FLAG (tmp, FLAG_STARTEQUIP);
1720
1721 esrv_add_spells (op->contr, tmp);
1722}
1723
1724/**
1725 * Erases spell from player's inventory.
1726 */
1727void
1728do_forget_spell (object *op, const char *spell)
1729{
1730 object *spob;
1731
1732 if (op->type != PLAYER)
1733 {
1734 LOG (llevError, "BUG: do_forget_spell(): not a player\n");
1735 return;
1736 }
1737 if ((spob = check_spell_known (op, spell)) == NULL)
1738 {
1739 LOG (llevError, "BUG: do_forget_spell(): spell not known\n");
1740 return;
1741 }
1742
1743 op->failmsg (format ("You lose knowledge of %s.", spell));
1744 esrv_remove_spell (op->contr, spob);
1745 spob->destroy ();
1746}
1747
1748/**
1749 * Handles player applying a spellbook.
1750 * Checks whether player has knowledge of required skill, doesn't already know the spell,
1751 * stuff like that. Random learning failure too.
1752 */
1753static void
1754apply_spellbook (object *op, object *tmp)
1755{
1756 object *skop, *spell, *spell_skill;
1757
1758 if (QUERY_FLAG (op, FLAG_BLIND) && !QUERY_FLAG (op, FLAG_WIZ))
1759 {
1760 op->failmsg ("You are unable to read while blind.");
1761 return;
1762 }
1763
1764 /* artifact_spellbooks have 'slaying' field point to a spell name,
1765 * instead of having their spell stored in stats.sp. These are
1766 * legacy spellbooks
1767 */
1768 if (tmp->slaying)
1769 {
1770 spell = find_archetype_by_object_name (tmp->slaying)->instance ();
1771
1772 if (!spell)
1773 {
1774 op->failmsg (format ("The book's formula for %s is incomplete.", &tmp->slaying));
1775 return;
1776 }
1777 else
1778 insert_ob_in_ob (spell, tmp);
1779
1780 tmp->slaying = 0;
1781 }
1782
1783 skop = find_skill_by_name (op, tmp->skill);
1784
1785 /* need a literacy skill to learn spells. Also, having a literacy level
1786 * lower than the spell will make learning the spell more difficult */
1787 if (!skop)
1788 {
1789 op->failmsg (format ("You can't read! Your attempt fails. H<You lack the %s skill.>", &tmp->skill));
1790 return;
1791 }
1792
1793 spell = tmp->inv;
1794
1795 if (!spell)
1796 {
1797 LOG (llevError, "apply_spellbook: Book %s has no spell in it!\n", &tmp->name);
1798 op->failmsg ("The spellbook symbols make no sense. This is a bug, please report!");
1799 return;
1800 }
1801
1802 int learn_level = sqrtf (spell->level) * 1.5f;
1803 if (skop->level < learn_level)
1804 {
1805 op->failmsg (format ("You are unable to decipher the strange symbols. H<Your %s level is too low, it must be at least %d.>",
1806 &tmp->skill, learn_level));
1807 return;
1808 }
1809
1810 op->statusmsg (format ("The spellbook contains the %s level spell %s.", ordinal (spell->level), &spell->name));
1811
1812 if (!QUERY_FLAG (tmp, FLAG_IDENTIFIED))
1813 identify (tmp);
1814
1815 /* I removed the check for special_prayer_mark here - it didn't make
1816 * a lot of sense - special prayers are not found in spellbooks, and
1817 * if the player doesn't know the spell, doesn't make a lot of sense that
1818 * they would have a special prayer mark.
1819 */
1820 if (check_spell_known (op, spell->name))
1821 {
1822 op->statusmsg ("You already know that spell. H<It makes no sense to learn spells twice, and would only waste the spellbook.>\n");
1823 return;
1824 }
1825
1826 if (spell->skill)
1827 {
1828 spell_skill = find_skill_by_name (op, spell->skill);
1829
1830 if (!spell_skill)
1831 {
1832 op->failmsg (format ("You lack the %s skill to use this spell.", &spell->skill));
1833 return;
1834 }
1835
1836 if (spell_skill->level < spell->level)
1837 {
1838 op->failmsg (format ("You need to be level %d in %s to learn this spell.", spell->level, &spell->skill));
1839 return;
1840 }
1841 }
1842
1843 /* Logic as follows
1844 *
1845 * 1- MU spells use Int to learn, Cleric spells use Wisdom
1846 *
1847 * 2- The learner's skill level in literacy adjusts the chance to learn
1848 * a spell.
1849 *
1850 * 3 -Automatically fail to learn if you read while confused
1851 *
1852 * Overall, chances are the same but a player will find having a high
1853 * literacy rate very useful! -b.t.
1854 */
1855 if (QUERY_FLAG (op, FLAG_CONFUSED))
1856 {
1857 op->failmsg ("In your confused state you flub the wording of the text!");
1858 scroll_failure (op, 0 - random_roll (0, spell->level, op, PREFER_LOW), max (spell->stats.sp, spell->stats.grace));
1859 }
1860 else if (QUERY_FLAG (tmp, FLAG_STARTEQUIP) ||
1861 (random_roll (0, 100, op, PREFER_LOW) - (5 * skop->level)) < learn_spell[spell->stats.grace ? op->stats.Wis : op->stats.Int])
1862 {
1863 op->statusmsg ("You succeed in learning the spell!", NDI_GREEN);
1864 do_learn_spell (op, spell, 0);
1865
1866 /* xp gain to literacy for spell learning */
1867 if (!QUERY_FLAG (tmp, FLAG_STARTEQUIP))
1868 change_exp (op, calc_skill_exp (op, tmp, skop), skop->skill, 0);
1869 }
1870 else
1871 {
1872 op->contr->play_sound (sound_find ("fumble_spell"));
1873 op->failmsg ("You fail to learn the spell. H<Wis (priests) or Int (wizards) governs the chance of learning a prayer or spell.>\n");
1874 }
1875
1876 tmp->decrease ();
1877}
1878
1879/**
1880 * Handles applying a spell scroll.
1881 */
1882void
1883apply_scroll (object *op, object *tmp, int dir)
1884{
1885 object *skop;
1886
1887 if (QUERY_FLAG (op, FLAG_BLIND) && !QUERY_FLAG (op, FLAG_WIZ))
1888 {
1889 op->failmsg ("You are unable to read while blind.");
1890 return;
1891 }
1892
1893 if (!tmp->inv || tmp->inv->type != SPELL)
1894 {
1895 op->failmsg ("The scroll just doesn't make sense! H<...and never will make sense.>");
1896 return;
1897 }
1898
1899 if (op->type == PLAYER)
1900 {
1901 /* players need a literacy skill to read stuff! */
1902 int exp_gain = 0;
1903
1904 /* hard code literacy - tmp->skill points to where the exp
1905 * should go for anything killed by the spell.
1906 */
1907 skop = find_skill_by_name (op, skill_names[SK_LITERACY]);
1908
1909 if (!skop)
1910 {
1911 op->failmsg (format ("You are unable to decipher the strange symbols. H<You lack the %s skill.>", &skill_names[SK_LITERACY]));
1912 return;
1913 }
1914
1915 if ((exp_gain = calc_skill_exp (op, tmp, skop)))
1916 change_exp (op, exp_gain, skop->skill, 0);
1917 }
1918
1919 if (!QUERY_FLAG (tmp, FLAG_IDENTIFIED))
1920 identify (tmp);
1921
1922 op->statusmsg (format ("The scroll of %s turns to dust.", &tmp->inv->name));
1923
1924 cast_spell (op, tmp, dir, tmp->inv, NULL);
1925 tmp->decrease ();
1926}
1927
1928/**
1929 * Applies a treasure object - by default, chest. op
1930 * is the person doing the applying, tmp is the treasure
1931 * chest.
1932 */
1933static void
1934apply_treasure (object *op, object *tmp)
1935{
1936 /* Nice side effect of this treasure creation method is that the treasure
1937 * for the chest is done when the chest is created, and put into the chest
1938 * inventory. So that when the chest burns up, the items still exist. Also
1939 * prevents people from moving chests to more difficult maps to get better
1940 * treasure
1941 */
1942 object *treas = tmp->inv;
1943
1944 if (!treas)
1945 {
1946 op->statusmsg ("The chest was empty.");
1947 tmp->decrease ();
1948 return;
1949 }
1950
1951 while (tmp->inv)
1952 {
1953 treas = tmp->inv;
1954 treas->remove ();
1955
1956 treas->x = op->x;
1957 treas->y = op->y;
1958 treas = insert_ob_in_map (treas, op->map, op, INS_BELOW_ORIGINATOR);
1959
1960 if (treas && (treas->type == RUNE || treas->type == TRAP) && treas->level && QUERY_FLAG (op, FLAG_ALIVE))
1961 spring_trap (treas, op);
1962
1963 /* If either player or container was destroyed, no need to do
1964 * further processing. I think this should be enclused with
1965 * spring trap above, as I don't think there is otherwise
1966 * any way for the treasure chest or player to get killed.
1967 */
1968 if (op->destroyed () || tmp->destroyed ())
1969 break;
1970 }
1971
1972 if (!tmp->destroyed () && !tmp->inv)
1973 tmp->decrease (true);
1974}
1975
1976/**
1977 * A dragon is eating some flesh. If the flesh contains resistances,
1978 * there is a chance for the dragon's skin to get improved.
1979 *
1980 * attributes:
1981 * object *op the object (dragon player) eating the flesh
1982 * object *meal the flesh item, getting chewed in dragon's mouth
1983 * return:
1984 * int 1 if eating successful, 0 if it doesn't work
1985 */
1986static int
1987dragon_eat_flesh (object *op, object *meal)
1988{
1989 object *skin = NULL; /* pointer to dragon skin force */
1990 object *abil = NULL; /* pointer to dragon ability force */
1991 object *tmp = NULL; /* tmp. object */
1992
1993 double chance; /* improvement-chance of one resistance type */
1994 double totalchance = 1; /* total chance of gaining one resistance */
1995 double bonus = 0; /* level bonus (improvement is easier at lowlevel) */
1996 double mbonus = 0; /* monster bonus */
1997 int atnr_winner[NROFATTACKS]; /* winning candidates for resistance improvement */
1998 int winners = 0; /* number of winners */
1999 int i; /* index */
2000
2001 /* let's make sure and doublecheck the parameters */
2002 if (meal->type != FLESH || !op->is_dragon ())
2003 return 0;
2004
2005 /* now grab the 'dragon_skin'- and 'dragon_ability'-forces
2006 from the player's inventory */
2007 for (tmp = op->inv; tmp; tmp = tmp->below)
2008 if (tmp->type == FORCE)
2009 if (tmp->arch->archname == shstr_dragon_skin_force)
2010 skin = tmp;
2011 else if (tmp->arch->archname == shstr_dragon_ability_force)
2012 abil = tmp;
2013
2014 /* if either skin or ability are missing, this is an old player
2015 which is not to be considered a dragon -> bail out */
2016 if (skin == NULL || abil == NULL)
2017 return 0;
2018
2019 /* now start by filling stomache and health, according to food-value */
2020 if ((MAX_FOOD - op->stats.food) < meal->stats.food)
2021 op->stats.hp += (MAX_FOOD - op->stats.food) / 50;
2022 else
2023 op->stats.hp += meal->stats.food / 50;
2024
2025 min_it (op->stats.hp, op->stats.maxhp);
2026 op->stats.food = min (MAX_FOOD, op->stats.food + meal->stats.food);
2027
2028 /*LOG(llevDebug, "-> player: %d, flesh: %d\n", op->level, meal->level); */
2029
2030 /* on to the interesting part: chances for adding resistance */
2031 for (i = 0; i < NROFATTACKS; i++)
2032 {
2033 if (meal->resist[i] > 0 && atnr_is_dragon_enabled (i))
2034 {
2035 /* got positive resistance, now calculate improvement chance (0-100) */
2036
2037 /* this bonus makes resistance increase easier at lower levels */
2038 bonus = (settings.max_level - op->level) * 30. / ((double) settings.max_level);
2039 if (i == abil->stats.exp)
2040 bonus += 5; /* additional bonus for resistance of ability-focus */
2041
2042 /* monster bonus increases with level, because high-level
2043 flesh is too rare */
2044 mbonus = op->level * 20. / ((double) settings.max_level);
2045
2046 chance = (((double)min (op->level + bonus, meal->level + bonus + mbonus)) * 100. /
2047 ((double)settings.max_level)) - skin->resist[i];
2048
2049 if (chance >= 0.)
2050 chance += 1.;
2051 else
2052 chance = (chance < -12) ? 0. : 1. / pow (2., -chance);
2053
2054 /* chance is proportional to amount of resistance (max. 50) */
2055 chance *= ((double)(min (meal->resist[i], 50))) / 50.;
2056
2057 /* doubled chance for resistance of ability-focus */
2058 if (i == abil->stats.exp)
2059 chance = min (100., chance * 2.);
2060
2061 /* now make the throw and save all winners (Don't insert luck bonus here!) */
2062 if (rndm (10000) < (unsigned int)(chance * 100))
2063 {
2064 atnr_winner[winners] = i;
2065 winners++;
2066 }
2067
2068 if (chance >= 0.01)
2069 totalchance *= 1 - chance / 100;
2070
2071 /*LOG(llevDebug, " %s: bonus %.1f, chance %.1f\n", attacks[i], bonus, chance); */
2072 }
2073 }
2074
2075 /* inverse totalchance as until now we have the failure-chance */
2076 totalchance = 100 - totalchance * 100;
2077
2078 /* print message according to totalchance */
2079 const char *buf;
2080 if (totalchance > 50.)
2081 buf = format ("Hmm! The %s tasted delicious!", &meal->name);
2082 else if (totalchance > 10.)
2083 buf = format ("The %s tasted very good.", &meal->name);
2084 else if (totalchance > 1.)
2085 buf = format ("The %s tasted good.", &meal->name);
2086 else if (totalchance > 0.1)
2087 buf = format ("The %s tasted bland.", &meal->name);
2088 else if (totalchance >= 0.01)
2089 buf = format ("The %s had a boring taste.", &meal->name);
2090 else if (meal->last_eat > 0 && atnr_is_dragon_enabled (meal->last_eat))
2091 buf = format ("The %s tasted strange.", &meal->name);
2092 else
2093 buf = format ("The %s had no taste.", &meal->name);
2094
2095 op->statusmsg (buf);
2096
2097 /* now choose a winner if we have any */
2098 i = -1;
2099 if (winners > 0)
2100 i = atnr_winner [rndm (winners)];
2101
2102 if (i >= 0 && i < NROFATTACKS && skin->resist[i] < 95)
2103 {
2104 /* resistance increased! */
2105 skin->resist[i]++;
2106 op->update_stats ();
2107
2108 op->statusmsg (format ("Your skin is now more resistant to %s!", change_resist_msg[i]));
2109 }
2110
2111 /* if this flesh contains a new ability focus, we mark it
2112 into the ability_force and it will take effect on next level */
2113 if (meal->last_eat > 0 && atnr_is_dragon_enabled (meal->last_eat) && meal->last_eat != abil->last_eat)
2114 {
2115 abil->last_eat = meal->last_eat; /* write: last_eat <new attnr focus> */
2116
2117 if (meal->last_eat != abil->stats.exp)
2118 op->statusmsg (format (
2119 "Your metabolism prepares to focus on %s!\n"
2120 "The change will happen at level %d.",
2121 change_resist_msg[meal->last_eat],
2122 abil->level + 1
2123 ));
2124 else
2125 {
2126 op->statusmsg (format ("Your metabolism will continue to focus on %s.", change_resist_msg[meal->last_eat]));
2127 abil->last_eat = 0;
2128 }
2129 }
2130
2131 return 1;
2132}
2133
2134/**
2135 * op eats food.
2136 * If player, takes care of messages and dragon special food.
2137 */
2138static void
2139apply_food (object *op, object *tmp)
2140{
2141 int capacity_remaining;
2142
2143 if (op->type != PLAYER)
2144 op->stats.hp = op->stats.maxhp;
2145 else
2146 {
2147 /* check if this is a dragon (player), eating some flesh */
2148 if (tmp->type == FLESH && op->is_dragon () && dragon_eat_flesh (op, tmp))
2149 ;
2150 else
2151 {
2152 /* usual case - no dragon meal: */
2153 if (op->stats.food + tmp->stats.food > MAX_FOOD)
2154 {
2155 if (tmp->type == FOOD || tmp->type == FLESH)
2156 op->failmsg ("You feel full, but what a waste of food!");
2157 else
2158 op->statusmsg ("Most of the drink goes down your face not your throat!");
2159 }
2160
2161 tmp->play_sound (
2162 tmp->sound
2163 ? tmp->sound
2164 : tmp->type == DRINK
2165 ? sound_find ("eat_drink")
2166 : sound_find ("eat_food")
2167 );
2168
2169 if (!QUERY_FLAG (tmp, FLAG_CURSED))
2170 {
2171 const char *buf;
2172
2173 if (!op->is_dragon ())
2174 {
2175 /* eating message for normal players */
2176 if (tmp->type == DRINK)
2177 buf = format ("Ahhh...that %s tasted good.", &tmp->name);
2178 else
2179 buf = format ("The %s tasted %s", &tmp->name, tmp->type == FLESH ? "terrible!" : "good.");
2180 }
2181 else
2182 /* eating message for dragon players */
2183 buf = format ("The %s tasted terrible!", &tmp->name);
2184
2185 op->statusmsg (buf);
2186
2187 capacity_remaining = MAX_FOOD - op->stats.food;
2188 op->stats.food += tmp->stats.food;
2189 if (capacity_remaining < tmp->stats.food)
2190 op->stats.hp += capacity_remaining / 50;
2191 else
2192 op->stats.hp += tmp->stats.food / 50;
2193
2194 min_it (op->stats.hp, op->stats.maxhp);
2195 min_it (op->stats.food, MAX_FOOD);
2196 }
2197
2198 /* special food hack -b.t. */
2199 if (tmp->title || QUERY_FLAG (tmp, FLAG_CURSED))
2200 eat_special_food (op, tmp);
2201 }
2202 }
2203
2204 handle_apply_yield (tmp);
2205 tmp->decrease ();
2206}
2207
2208/**
2209 * Handles applying an improve armor scroll.
2210 * Does some sanity checks, then calls improve_armour.
2211 */
2212static void
2213apply_armour_improver (object *op, object *tmp)
2214{
2215 object *armor;
2216
2217 if (!QUERY_FLAG (op, FLAG_WIZCAST) && (get_map_flags (op->map, 0, op->x, op->y, 0, 0) & P_NO_MAGIC))
2218 {
2219 op->failmsg ("Something blocks the magic of the scroll. H<This area prevents magic effects.>");
2220 return;
2221 }
2222
2223 armor = find_marked_object (op);
2224
2225 if (!armor)
2226 {
2227 op->failmsg ("You need to mark an armor object. Use the right mouse button popup or the mark command to do this.");
2228 return;
2229 }
2230
2231 if (armor->type != ARMOUR
2232 && armor->type != CLOAK
2233 && armor->type != BOOTS && armor->type != GLOVES && armor->type != BRACERS && armor->type != SHIELD && armor->type != HELMET)
2234 {
2235 op->failmsg ("Your marked item is not armour!\n");
2236 return;
2237 }
2238
2239 op->statusmsg ("Applying armour enchantment.");
2240 improve_armour (op, tmp, armor);
2241}
2242
2243void
2244apply_poison (object *op, object *tmp)
2245{
2246 // need to do it now when it is still on the map
2247 handle_apply_yield (tmp);
2248
2249 object *poison = tmp->split (1);
2250
2251 if (op->type == PLAYER)
2252 {
2253 op->contr->play_sound (sound_find ("drink_poison"));
2254 op->failmsg ("Yech! That tasted poisonous!");
2255 op->contr->killer = poison;
2256 }
2257
2258 if (poison->stats.hp > 0)
2259 {
2260 LOG (llevDebug, "Trying to poison player/monster for %d hp\n", poison->stats.hp);
2261 hit_player (op, poison->stats.hp, tmp, AT_POISON, 1);
2262 }
2263
2264 op->stats.food -= op->stats.food / 4;
2265 poison->destroy ();
2266}
2267
2268/**
2269 * This function will try to apply a lighter and in case no lighter
2270 * is specified it will try to find a lighter in the players inventory,
2271 * and inform him about this requirement.
2272 *
2273 * who - the player
2274 * op - the item we want to light
2275 * lighter - the lighter or 0 if a lighter has yet to be found
2276 */
2277static object *
2278auto_apply_lighter (object *who, object *op, object *lighter)
2279{
2280 if (lighter == 0)
2281 {
2282 for (object *tmp = who->inv; tmp; tmp = tmp->below)
2283 {
2284 if (tmp->type == LIGHTER)
2285 {
2286 lighter = tmp;
2287 break;
2288 }
2289 }
2290
2291 if (!lighter)
2292 {
2293 who->failmsg (format (
2294 "You can't light up the %s with your bare hands! "
2295 "H<You need a lighter in your inventory, for example a flint and steel.>",
2296 &op->name));
2297 return 0;
2298 }
2299 }
2300
2301 // last_eat == 0 means the lighter is not being used up!
2302 if (lighter->last_eat && lighter->stats.food)
2303 {
2304 /* lighter gets used up */
2305 lighter = lighter->split ();
2306 lighter->stats.food--;
2307 who->insert (lighter);
2308 }
2309 else if (lighter->last_eat)
2310 {
2311 /* no charges left in lighter */
2312 who->failmsg (format (
2313 "You attempt to light the %s with a used up %s.",
2314 &op->name, &lighter->name));
2315 return 0;
2316 }
2317
2318 return lighter;
2319}
2320
2321/**
2322 * Designed primarily to light torches/lanterns/etc.
2323 * Also burns up burnable material too. First object in the inventory is
2324 * the selected object to "burn". -b.t.
2325 */
2326static void
2327apply_lighter (object *who, object *lighter)
2328{
2329 object *item;
2330 int is_player_env = 0;
2331
2332 item = find_marked_object (who);
2333 if (item)
2334 {
2335 if (!auto_apply_lighter (who, item, lighter))
2336 return;
2337
2338 /* Perhaps we should split what we are trying to light on fire?
2339 * I can't see many times when you would want to light multiple
2340 * objects at once.
2341 */
2342
2343 save_throw_object (item, AT_FIRE, who);
2344
2345 if (item->destroyed ()
2346 || ((item->type == LAMP || item->type == TORCH)
2347 && item->glow_radius > 0))
2348 who->statusmsg (format (
2349 "You light the %s with the %s.",
2350 &item->name, &lighter->name));
2351 else
2352 who->failmsg (format (
2353 "You attempt to light the %s with the %s and fail.",
2354 &item->name, &lighter->name));
2355 }
2356 else
2357 who->failmsg ("You need to mark a lightable object.");
2358}
2359
2360/**
2361 * This function generates a cursed effect for cursed lamps and torches.
2362 */
2363static void
2364player_apply_lamp_cursed_effect (object *who, object *op)
2365{
2366 if (op->level)
2367 {
2368 who->failmsg (format (
2369 "The %s was cursed, it explodes in a big fireball!",
2370 &op->name));
2371 create_exploding_ball_at (who, op->level);
2372 }
2373 else
2374 {
2375 who->failmsg (format (
2376 "The %s was cursed, it crumbles to dust, at least it didn't explode.!",
2377 &op->name));
2378 }
2379
2380 op->destroy ();
2381}
2382
2383/**
2384 * Apply for players and lamps
2385 *
2386 * who - the player
2387 * op - the lamp
2388 */
2389static void
2390player_apply_lamp (object *who, object *op)
2391{
2392 bool switch_on = op->glow_radius ? false : true;
2393
2394 if (switch_on)
2395 {
2396 object *lighter = 0;
2397
2398 if (op->flag [FLAG_IS_LIGHTABLE]
2399 && !(lighter = auto_apply_lighter (who, op, 0)))
2400 return;
2401
2402 if (op->stats.food < 1)
2403 {
2404 if (op->type == LAMP)
2405 who->failmsg (format (
2406 "The %s is out of fuel! "
2407 "H<Lamps and similar items need fuel. They cannot be refilled.>",
2408 &op->name));
2409 else
2410 who->failmsg (format (
2411 "The %s is burnt out! "
2412 "H<Torches and similar items burn out and become worthless.>",
2413 &op->name));
2414 return;
2415 }
2416
2417 if (op->flag [FLAG_CURSED])
2418 {
2419 player_apply_lamp_cursed_effect (who, op);
2420 return;
2421 }
2422
2423 if (lighter)
2424 who->statusmsg (format (
2425 "You light up the %s with the %s.", &op->name, &lighter->name));
2426 else
2427 who->statusmsg (format ("You light up the %s.", &op->name));
2428 }
2429 else
2430 {
2431 if (op->flag [FLAG_CURSED])
2432 {
2433 player_apply_lamp_cursed_effect (who, op);
2434 return;
2435 }
2436
2437 if (op->type == TORCH)
2438 {
2439 if (!op->flag [FLAG_IS_LIGHTABLE])
2440 {
2441 who->statusmsg (format (
2442 "You put out the %s. "
2443 "H<The %s can't be used anymore, as it can't be lighted up again.>",
2444 &op->name, &op->name));
2445 }
2446 else
2447 who->statusmsg (format (
2448 "You put out the %s."
2449 "H<Torches wear out if you put them out.>",
2450 &op->name));
2451 }
2452 else
2453 who->statusmsg (format ("You turn off the %s.", &op->name));
2454 }
2455
2456 apply_lamp (op, switch_on);
2457}
2458
2459void get_animation_from_arch (object *op, arch_ptr a)
2460{
2461 op->animation_id = a->animation_id;
2462 op->flag [FLAG_IS_TURNABLE] = a->flag [FLAG_IS_TURNABLE];
2463 op->flag [FLAG_ANIMATE] = a->flag [FLAG_ANIMATE];
2464 op->anim_speed = a->anim_speed;
2465 op->last_anim = 0;
2466 op->state = 0;
2467 op->face = a->face;
2468
2469 if (NUM_ANIMATIONS(op) > 1)
2470 {
2471 SET_ANIMATION(op, 0);
2472 animate_object (op, op->direction);
2473 }
2474 else
2475 update_object (op, UP_OBJ_FACE);
2476}
2477
2478/**
2479 * Apply for LAMPs and TORCHes.
2480 *
2481 * op - the lamp
2482 * switch_on - a flag which says whether the lamp should be switched on or off
2483 */
2484void apply_lamp (object *op, bool switch_on)
2485{
2486 op->set_glow_radius (switch_on ? op->range : 0);
2487 op->set_speed (switch_on ? op->arch->speed : 0);
2488
2489 // torches wear out if you put them out
2490 if (op->type == TORCH && !switch_on)
2491 {
2492 if (op->flag [FLAG_IS_LIGHTABLE])
2493 {
2494 op->stats.food -= (double) op->arch->stats.food / 15;
2495 if (op->stats.food < 0)
2496 op->stats.food = 0;
2497 }
2498 else
2499 op->stats.food = 0;
2500 }
2501
2502 // lamps and torched get worthless when used up
2503 if (op->stats.food <= 0)
2504 op->value = 0;
2505
2506 // FIXME: This is a hack to make the more sane torches and lamps
2507 // still animated ;-/
2508 if (op->other_arch)
2509 get_animation_from_arch (op, switch_on ? op->other_arch : op->arch);
2510
2511 if (object *pl = op->visible_to ())
2512 esrv_update_item (UPD_ANIM | UPD_FACE | UPD_NAME, pl, op);
2513}
2514
2515/**
2516 * This handles items of type 'transformer'.
2517 * Basically those items, used with a marked item, transform both items into something
2518 * else.
2519 * "Transformer" item has food decreased by 1, removed if 0 (0 at start means illimited)..
2520 * Change information is contained in the 'slaying' field of the marked item.
2521 * The format is as follow: transformer:[number ]yield[;transformer:...].
2522 * This way an item can be transformed in many things, and/or many objects.
2523 * The 'slaying' field for transformer is used as verb for the action.
2524 */
2525static void
2526apply_item_transformer (object *pl, object *transformer)
2527{
2528 object *marked;
2529 object *new_item;
2530 const char *find;
2531 char *separator;
2532 int yield;
2533 char got[MAX_BUF];
2534 int len;
2535
2536 if (!pl || !transformer)
2537 return;
2538
2539 marked = find_marked_object (pl);
2540
2541 if (!marked)
2542 {
2543 pl->failmsg (format ("Use the %s with what item?", query_name (transformer)));
2544 return;
2545 }
2546
2547 if (!marked->slaying)
2548 {
2549 pl->failmsg (format ("You can't use the %s with your %s!", query_name (transformer), query_name (marked)));
2550 return;
2551 }
2552
2553 /* check whether they are compatible or not */
2554 find = strstr (&marked->slaying, transformer->arch->archname);
2555 if (!find || (*(find + strlen (transformer->arch->archname)) != ':'))
2556 {
2557 pl->failmsg (format ("You can't use the %s with your %s!", query_name (transformer), query_name (marked)));
2558 return;
2559 }
2560
2561 find += strlen (transformer->arch->archname) + 1;
2562 /* Item can be used, now find how many and what it yields */
2563 if (isdigit (*(find)))
2564 {
2565 yield = atoi (find);
2566 if (yield < 1)
2567 {
2568 LOG (llevDebug, "apply_item_transformer: item %s has slaying-yield %d.", query_base_name (marked, 0), yield);
2569 yield = 1;
2570 }
2571 }
2572 else
2573 yield = 1;
2574
2575 while (isdigit (*find))
2576 find++;
2577
2578 while (*find == ' ')
2579 find++;
2580
2581 memset (got, 0, MAX_BUF);
2582
2583 if ((separator = (char *) strchr (find, ';')))
2584 len = separator - find;
2585 else
2586 len = strlen (find);
2587
2588 min_it (len, MAX_BUF - 1);
2589
2590 strcpy (got, find);
2591 got[len] = '\0';
2592
2593 /* Now create new item, remove used ones when required. */
2594 new_item = get_archetype (got);
2595 if (!new_item)
2596 {
2597 pl->failmsg (format ("This %s is strange, better to not use it.", query_base_name (marked, 0)));
2598 return;
2599 }
2600
2601 new_item->nrof = yield;
2602
2603 pl->statusmsg (format ("You %s the %s.", &transformer->slaying, query_base_name (marked, 0)));
2604
2605 pl->insert (new_item);
2606 /* Eat up one item */
2607 marked->decrease ();
2608
2609 /* Eat one transformer if needed */
2610 if (transformer->stats.food)
2611 if (--transformer->stats.food == 0)
2612 transformer->decrease ();
2613}
2614
2615/**
2616 * Main apply handler.
2617 *
2618 * Checks for unpaid items before applying.
2619 *
2620 * Return value:
2621 * 0: player or monster can't apply objects of that type
2622 * 1: has been applied, or there was an error applying the object
2623 * 2: objects of that type can't be applied if not in inventory
2624 *
2625 * who is the object that is causing object to be applied, op is the object
2626 * being applied.
2627 *
2628 * aflag is special (always apply/unapply) flags. Nothing is done with
2629 * them in this function - they are passed to apply_special
2630 */
2631static int
2632manual_apply (object *who, object *op, int aflag)
2633{
2634 op = op->head_ ();
2635
2636 if (op->flag [FLAG_UNPAID] && !op->flag [FLAG_APPLIED])
2637 {
2638 if (who->type == PLAYER)
2639 {
2640 examine (who, op);
2641 //who->failmsg ("You should pay for it first! H<You cannot use items marked as unpaid.>");//TODO remove
2642 return 1;
2643 }
2644 else
2645 return 0; /* monsters just skip unpaid items */
2646 }
2647
2648 if (INVOKE_OBJECT (APPLY, op, ARG_OBJECT (who)))
2649 return RESULT_INT (0);
2650
2651 switch (op->type)
2652 {
2653 case T_HANDLE:
2654 who->play_sound (sound_find ("turn_handle"));
2655 who->statusmsg ("You turn the handle.");
2656 op->value = op->value ? 0 : 1;
2657 SET_ANIMATION (op, op->value);
2658 update_object (op, UP_OBJ_FACE);
2659 push_button (op, who);
2660 return 1;
2661
2662 case TRIGGER:
2663 if (check_trigger (op, who, who))
2664 {
2665 who->statusmsg ("You turn the handle.");
2666 who->play_sound (sound_find ("turn_handle"));
2667 }
2668 else
2669 who->failmsg ("The handle doesn't move.");
2670
2671 return 1;
2672
2673 case EXIT:
2674 if (who->type != PLAYER)
2675 return 0;
2676
2677 if (!EXIT_PATH (op))
2678 who->failmsg (format ("The %s is closed. H<And will stay closed, until somebody fires up the map editor and adds it.>", query_name (op)));
2679 else
2680 {
2681 /* Don't display messages for random maps. */
2682 if (op->msg && EXIT_PATH (op) != shstr_random_map_exit)
2683 who->statusmsg (op->msg, NDI_NAVY);
2684
2685 who->enter_exit (op);
2686 }
2687
2688 return 1;
2689
2690 case INSCRIBABLE:
2691 who->statusmsg (op->msg);
2692 // maybe show a spell menu to chose from or something like that
2693 return 1;
2694
2695 case SIGN:
2696 apply_sign (who, op, 0);
2697 return 1;
2698
2699 case BOOK:
2700 if (who->type == PLAYER)
2701 {
2702 apply_book (who, op);
2703 return 1;
2704 }
2705 else
2706 return 0;
2707
2708 case SKILLSCROLL:
2709 if (who->type == PLAYER)
2710 {
2711 apply_skillscroll (who, op);
2712 return 1;
2713 }
2714 else
2715 return 0;
2716
2717 case SPELLBOOK:
2718 if (who->type == PLAYER)
2719 {
2720 apply_spellbook (who, op);
2721 return 1;
2722 }
2723 else
2724 return 0;
2725
2726 case SCROLL:
2727 apply_scroll (who, op, 0);
2728 return 1;
2729
2730 case POTION:
2731 apply_potion (who, op);
2732 return 1;
2733
2734 /* Eneq(@csd.uu.se): Handle apply on containers. */
2735 //TODO: remove, as it is unsed?
2736 case CLOSE_CON:
2737 apply_container (who, op->env);
2738 return 1;
2739
2740 case CONTAINER:
2741 apply_container (who, op);
2742 return 1;
2743
2744 case TREASURE:
2745 if (who->type == PLAYER)
2746 {
2747 apply_treasure (who, op);
2748 return 1;
2749 }
2750 else
2751 return 0;
2752
2753 case LAMP:
2754 case TORCH:
2755 player_apply_lamp (who, op);
2756 return 1;
2757
2758 case WEAPON:
2759 case ARMOUR:
2760 case BOOTS:
2761 case GLOVES:
2762 case AMULET:
2763 case GIRDLE:
2764 case BRACERS:
2765 case SHIELD:
2766 case HELMET:
2767 case RING:
2768 case CLOAK:
2769 case WAND:
2770 case ROD:
2771 case HORN:
2772 case SKILL:
2773 case SPELL:
2774 case BOW:
2775 case RANGED:
2776 case BUILDER:
2777 case SKILL_TOOL:
2778 if (op->env != who)
2779 who->failmsg (format ("You must get it first! H<You can only apply the %s if it is in your inventory.>\n", query_name (op)));
2780 else
2781 apply_special (who, op, aflag);
2782
2783 return 1;
2784
2785 case DRINK:
2786 case FOOD:
2787 case FLESH:
2788 apply_food (who, op);
2789 return 1;
2790
2791 case POISON:
2792 apply_poison (who, op);
2793 return 1;
2794
2795 case SAVEBED:
2796 return 1;
2797
2798 case ARMOUR_IMPROVER:
2799 if (who->type == PLAYER)
2800 {
2801 apply_armour_improver (who, op);
2802 return 1;
2803 }
2804 else
2805 return 0;
2806
2807 case WEAPON_IMPROVER:
2808 check_improve_weapon (who, op);
2809 return 1;
2810
2811 case CLOCK:
2812 if (who->type == PLAYER)
2813 {
2814 char buf[MAX_BUF];
2815 timeofday_t tod;
2816
2817 get_tod (&tod);
2818 who->play_sound (sound_find ("sound_clock"));
2819 who->statusmsg (format (
2820 "It is %d minute%s past %d o'clock %s",
2821 tod.minute + 1, ((tod.minute + 1 < 2) ? "" : "s"),
2822 ((tod.hour % 14 == 0) ? 14 : ((tod.hour) % 14)), ((tod.hour >= 14) ? "pm" : "am")
2823 ));
2824 return 1;
2825 }
2826 else
2827 return 0;
2828
2829 case MENU:
2830 if (who->type == PLAYER)
2831 {
2832 shop_listing (op, who);
2833 return 1;
2834 }
2835 else
2836 return 0;
2837
2838 case POWER_CRYSTAL:
2839 apply_power_crystal (who, op); /* see egoitem.c */
2840 return 1;
2841
2842 case LIGHTER: /* for lighting torches/lanterns/etc */
2843 if (who->type == PLAYER)
2844 {
2845 apply_lighter (who, op);
2846 return 1;
2847 }
2848 else
2849 return 0;
2850
2851 case ITEM_TRANSFORMER:
2852 apply_item_transformer (who, op);
2853 return 1;
2854
2855 default:
2856 who->statusmsg (format ("I don't know how to apply the %s.", query_name (op)));
2857 return 0;
2858 }
2859}
2860
2861/*
2862 * Same return value as apply() function.
2863 */
2864bool
2865player_apply (object *pl, object *op, int aflag)
2866{
2867 if (!op->env && (pl->move_type & MOVE_FLYING))
2868 {
2869 /* player is flying and applying object not in inventory */
2870 if (!QUERY_FLAG (pl, FLAG_WIZ) && !(op->move_type & MOVE_FLYING))
2871 {
2872 pl->failmsg ("But you are floating high above the ground! "
2873 "H<You have to stop levitating first, if you can, either by using your levitation skill, "
2874 "or waiting till the levitation effect wears off.>");
2875 return 0;
2876 }
2877 }
2878
2879 pl->contr->last_used = op;
2880
2881 return pl->apply (op, aflag);
2882}
2883
2884/**
2885 * player_apply_below attempts to apply the object 'below' the player.
2886 * If the player has an open container, we use that for below, otherwise
2887 * we use the ground.
2888 */
2889void
2890player_apply_below (object *pl)
2891{
2892 int floors = 0;
2893
2894 /* If using a container, set the starting item to be the top
2895 * item in the container. Otherwise, use the map.
2896 * This is perhaps more complicated. However, I want to make sure that
2897 * we don't use a corrupt pointer for the next object, so we get the
2898 * next object in the stack before applying. This is can only be a
2899 * problem if player_apply() has a bug in that it uses the object but does
2900 * not return a proper value.
2901 */
2902 //TODO: no longer at multiple floors
2903 // and also not on move_on floors. what was this for, anyways?
2904 for (object *next, *tmp = pl->container_ () ? pl->container_ ()->inv : pl->below; tmp; tmp = next)
2905 {
2906 next = tmp->below;
2907
2908 if (tmp->type == SPELL_EFFECT)
2909 continue;
2910
2911 /* If it is visible, player can apply it.
2912 */
2913 if (!tmp->invisible)
2914 if (player_apply (pl, tmp, 0))
2915 break;
2916 }
2917}
2918
2919/**
2920 * Unapplies specified item. 1026 * Unapplies specified item.
2921 * No check done on cursed/damned. 1027 * No check done on cursed/damned.
2922 * Break this out of apply_special - this is just done 1028 * Break this out of apply_special - this is just done
2923 * to keep the size of apply_special to a more managable size. 1029 * to keep the size of apply_special to a more managable size.
2924 */ 1030 */
2925static int 1031static bool
2926unapply_special (object *who, object *op, int aflags) 1032unapply_special (object *who, object *op, int aflags)
2927{ 1033{
2928 if (INVOKE_OBJECT (BE_UNREADY, op, ARG_OBJECT (who), ARG_INT (aflags)) 1034 if (INVOKE_OBJECT (BE_UNREADY, op, ARG_OBJECT (who), ARG_INT (aflags))
2929 || INVOKE_OBJECT (UNREADY, who, ARG_OBJECT (op), ARG_INT (aflags))) 1035 || INVOKE_OBJECT (UNREADY, who, ARG_OBJECT (op), ARG_INT (aflags)))
2930 return RESULT_INT (0); 1036 return RESULT_INT (0);
… …
2971 who->statusmsg (format ("You unready %s.", query_name (op))); 1077 who->statusmsg (format ("You unready %s.", query_name (op)));
2972 change_abil (who, op); 1078 change_abil (who, op);
2973 } 1079 }
2974 else 1080 else
2975 { 1081 {
2976 who->change_skill (0);
2977
2978 if (op->type == BOW) 1082 if (op->type == BOW)
2979 op->flag [FLAG_READY_BOW ] = false; 1083 op->flag [FLAG_READY_BOW ] = false;
2980 else 1084 else
2981 op->flag [FLAG_READY_RANGE] = false; 1085 op->flag [FLAG_READY_RANGE] = false;
2982 } 1086 }
… …
3012 if (object *pl = op->visible_to ()) 1116 if (object *pl = op->visible_to ())
3013 esrv_send_item (pl, op); 1117 esrv_send_item (pl, op);
3014 1118
3015 who->update_stats (); 1119 who->update_stats ();
3016 1120
3017 return 0; 1121 return 1;
3018} 1122}
3019 1123
3020/** 1124/**
3021 * Returns the object that is using location 'loc'. 1125 * Returns the object that is using location 'loc'.
3022 * Note that 'start' is the first object to start examing - we 1126 * Note that 'start' is the first object to start examing - we
… …
3058#define CANNOT_REMOVE_CURSED \ 1162#define CANNOT_REMOVE_CURSED \
3059 "H<You cannot remove cursed or damned items, you first have to remove the curse. " \ 1163 "H<You cannot remove cursed or damned items, you first have to remove the curse. " \
3060 "Praying over an altar, scrolls of remove curse/damnation, " \ 1164 "Praying over an altar, scrolls of remove curse/damnation, " \
3061 "priests or even other players might help.>" 1165 "priests or even other players might help.>"
3062 1166
3063static int 1167static bool
3064unapply_for_ob (object *who, object *op, int aflags) 1168unapply_for_ob (object *who, object *op, int aflags)
3065{ 1169{
3066 if (op->is_range ()) 1170 if (op->is_range ())
3067 for (object *tmp = who->inv; tmp; tmp = tmp->below) 1171 for (object *tmp = who->inv; tmp; tmp = tmp->below)
3068 if (QUERY_FLAG (tmp, FLAG_APPLIED) && tmp->is_range ()) 1172 if (tmp->flag [FLAG_APPLIED] && tmp->is_range ())
3069 if ((aflags & AP_IGNORE_CURSE) || (aflags & AP_PRINT) || (!QUERY_FLAG (tmp, FLAG_CURSED) && !QUERY_FLAG (tmp, FLAG_DAMNED))) 1173 if ((aflags & AP_IGNORE_CURSE) || (aflags & AP_PRINT) || (!tmp->flag [FLAG_CURSED] && !tmp->flag [FLAG_DAMNED]))
3070 { 1174 {
3071 if (aflags & AP_PRINT) 1175 if (aflags & AP_PRINT)
3072 who->failmsg (query_name (tmp)); 1176 who->failmsg (query_name (tmp));
3073 else 1177 else
3074 unapply_special (who, tmp, aflags); 1178 unapply_special (who, tmp, aflags);
… …
3077 { 1181 {
3078 /* In this case, we want to try and remove a cursed item. 1182 /* In this case, we want to try and remove a cursed item.
3079 * While we know it won't work, we want unapply_special to 1183 * While we know it won't work, we want unapply_special to
3080 * at least generate the message. 1184 * at least generate the message.
3081 */ 1185 */
3082 who->failmsg (format ("No matter how hard you try, you just can't remove the %s." CANNOT_REMOVE_CURSED, query_name (tmp))); 1186 who->failmsgf ("No matter how hard you try, you just can't remove the %s." CANNOT_REMOVE_CURSED, query_name (tmp));
3083 return 1; 1187 return 1;
3084 } 1188 }
3085 1189
3086 for (int i = 0; i < NUM_BODY_LOCATIONS; i++) 1190 for (int i = 0; i < NUM_BODY_LOCATIONS; i++)
3087 { 1191 {
… …
3107#endif 1211#endif
3108 return 1; 1212 return 1;
3109 } 1213 }
3110 1214
3111 /* If we are just printing, we don't care about cursed status */ 1215 /* If we are just printing, we don't care about cursed status */
3112 if ((aflags & AP_IGNORE_CURSE) || (aflags & AP_PRINT) || (!(QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED)))) 1216 if ((aflags & AP_IGNORE_CURSE) || (aflags & AP_PRINT) || (!(tmp->flag [FLAG_CURSED] || tmp->flag [FLAG_DAMNED])))
3113 { 1217 {
3114 if (aflags & AP_PRINT) 1218 if (aflags & AP_PRINT)
3115 who->failmsg (query_name (tmp)); 1219 who->failmsg (query_name (tmp));
3116 else 1220 else
3117 unapply_special (who, tmp, aflags); 1221 unapply_special (who, tmp, aflags);
… …
3121 /* Cursed item that we can't unequip - tell the player. 1225 /* Cursed item that we can't unequip - tell the player.
3122 * Note this could be annoying if this is just one of a few, 1226 * Note this could be annoying if this is just one of a few,
3123 * so it may not be critical (eg, putting on a ring and you have 1227 * so it may not be critical (eg, putting on a ring and you have
3124 * one cursed ring.) 1228 * one cursed ring.)
3125 */ 1229 */
3126 who->failmsg (format ("The %s just won't come off." CANNOT_REMOVE_CURSED, query_name (tmp))); 1230 who->failmsgf ("The %s just won't come off." CANNOT_REMOVE_CURSED, query_name (tmp));
3127 } 1231 }
3128 1232
3129 last = tmp->below; 1233 last = tmp->below;
3130 } 1234 }
3131 /* if we got here, this slot is freed up - otherwise, if it wasn't freed up, the 1235 /* if we got here, this slot is freed up - otherwise, if it wasn't freed up, the
… …
3229 * the weapon/shield checks, and the range checks for monsters, 1333 * the weapon/shield checks, and the range checks for monsters,
3230 * because you can't control those just by body location - bows, shields, 1334 * because you can't control those just by body location - bows, shields,
3231 * and weapons all use the same slot. Similar for horn/rod/wand - they 1335 * and weapons all use the same slot. Similar for horn/rod/wand - they
3232 * all use the same location. 1336 * all use the same location.
3233 */ 1337 */
3234 if (op->type == WEAPON && !QUERY_FLAG (who, FLAG_USE_WEAPON)) 1338 if (op->type == WEAPON && !who->flag [FLAG_USE_WEAPON])
3235 retval |= CAN_APPLY_RESTRICTION; 1339 retval |= CAN_APPLY_RESTRICTION;
3236 1340
3237 if (op->type == SHIELD && !QUERY_FLAG (who, FLAG_USE_SHIELD)) 1341 if (op->type == SHIELD && !who->flag [FLAG_USE_SHIELD])
3238 retval |= CAN_APPLY_RESTRICTION; 1342 retval |= CAN_APPLY_RESTRICTION;
3239 1343
3240 if (who->type != PLAYER) 1344 if (who->type != PLAYER)
3241 { 1345 {
3242 if ((op->type == WAND || op->type == HORN || op->type == ROD) && !QUERY_FLAG (who, FLAG_USE_RANGE)) 1346 if ((op->type == WAND || op->type == HORN || op->type == ROD) && !who->flag [FLAG_USE_RANGE])
3243 retval |= CAN_APPLY_RESTRICTION; 1347 retval |= CAN_APPLY_RESTRICTION;
3244 1348
3245 if (op->type == BOW && !QUERY_FLAG (who, FLAG_USE_BOW)) 1349 if (op->type == BOW && !who->flag [FLAG_USE_BOW])
3246 retval |= CAN_APPLY_RESTRICTION; 1350 retval |= CAN_APPLY_RESTRICTION;
3247 1351
3248 if (op->type == RING && !QUERY_FLAG (who, FLAG_USE_RING)) 1352 if (op->type == RING && !who->flag [FLAG_USE_RING])
3249 retval |= CAN_APPLY_RESTRICTION; 1353 retval |= CAN_APPLY_RESTRICTION;
3250 1354
3251 if (op->type == BOW && !QUERY_FLAG (who, FLAG_USE_BOW)) 1355 if (op->type == BOW && !who->flag [FLAG_USE_BOW])
3252 retval |= CAN_APPLY_RESTRICTION; 1356 retval |= CAN_APPLY_RESTRICTION;
3253 } 1357 }
3254 1358
3255 return retval; 1359 return retval;
3256}
3257
3258// saner interface, returns successful status
3259bool
3260object::apply (object *ob, int aflags)
3261{
3262 if (!ob) // simplifies a lot of callers
3263 return true;
3264
3265 bool want_apply =
3266 aflags & AP_APPLY ? true
3267 : aflags & AP_UNAPPLY ? false
3268 : !ob->flag [FLAG_APPLIED]; // AP_TOGGLE
3269
3270 object_ptr *slot = 0;
3271
3272 // detect the slot, if this is a player
3273 if (contr && !(aflags & AP_NO_SLOT))
3274 {
3275 object *oslot;
3276
3277 switch (ob->type)
3278 {
3279 case WEAPON:
3280 slot = &contr->combat_ob;
3281 oslot = contr->ranged_ob;
3282 break;
3283
3284 case BOW:
3285 case RANGED:
3286 case SPELL:
3287 case WAND:
3288 case ROD:
3289 case HORN:
3290 case BUILDER:
3291 slot = &contr->ranged_ob;
3292 oslot = contr->combat_ob;
3293 break;
3294
3295 // oh, the humanity
3296 case SKILL:
3297 if (aflags & AP_NO_SLOT)
3298 break;
3299
3300 if (skill_flags [ob->subtype] & SF_NEED_ITEM)
3301 break;
3302
3303 if (skill_flags [ob->subtype] & SF_COMBAT)
3304 {
3305 slot = &contr->combat_ob;
3306 oslot = contr->ranged_ob;
3307 }
3308 else if (skill_flags [ob->subtype] & SF_RANGED)
3309 {
3310 slot = &contr->ranged_ob;
3311 oslot = contr->combat_ob;
3312 }
3313
3314 break;
3315 }
3316
3317 // now handle slot exclusions
3318 if (slot)
3319 {
3320 // only one slot can be active
3321 if (want_apply)
3322 apply (oslot, AP_UNAPPLY);
3323
3324 // clear item from slot if applied
3325 if (!want_apply && *slot == ob)
3326 {
3327 *slot = 0;
3328
3329 if (current_weapon == ob)
3330 current_weapon = 0;
3331 }
3332 }
3333 }
3334
3335 if (ob->flag [FLAG_APPLIED] != want_apply)
3336 manual_apply (this, ob, aflags);
3337
3338 if (ob->flag [FLAG_APPLIED] != want_apply)
3339 return false;
3340
3341 if (slot)
3342 current_weapon = *slot = ob;
3343
3344 return true;
3345} 1360}
3346 1361
3347/** 1362/**
3348 * who is the object using the object. It can be a monster. 1363 * who is the object using the object. It can be a monster.
3349 * op is the object they are using. op is an equipment type item, 1364 * op is the object they are using. op is an equipment type item,
… …
3369 */ 1384 */
3370 1385
3371#define LACK_ITEM_POWER \ 1386#define LACK_ITEM_POWER \
3372 " H<You lack enough unused item power to use this weapon, see the skills command.>" 1387 " H<You lack enough unused item power to use this weapon, see the skills command.>"
3373 1388
3374int 1389static bool
3375apply_special (object *who, object *op, int aflags) 1390apply_special (object *who, object *op, int aflags)
3376{ 1391{
3377 int basic_flag = aflags & AP_MODE; 1392 int basic_flag = aflags & AP_MODE;
3378 object *tmp, *tmp2, *skop = NULL; 1393 object *tmp, *tmp2, *skop = NULL;
3379 1394
… …
3381 { 1396 {
3382 LOG (llevError, "apply_special() from object without environment.\n"); 1397 LOG (llevError, "apply_special() from object without environment.\n");
3383 return 1; 1398 return 1;
3384 } 1399 }
3385 1400
1401 //TODO: remove these when apply_special is no longer exposed
3386 if (op->env != who) 1402 if (op->env != who)
3387 return 1; /* op is not in inventory */ 1403 return 1; /* op is not in inventory */
3388 1404
3389 /* trying to unequip op */ 1405 /* trying to unequip op */
3390 if (QUERY_FLAG (op, FLAG_APPLIED)) 1406 if (op->flag [FLAG_APPLIED])
3391 { 1407 {
3392 /* always apply, so no reason to unapply */ 1408 /* always apply, so no reason to unapply */
3393 if (basic_flag == AP_APPLY) 1409 if (basic_flag == AP_APPLY)
3394 return 0; 1410 return 0;
3395 1411
3396 if (!(aflags & AP_IGNORE_CURSE) && (QUERY_FLAG (op, FLAG_CURSED) || QUERY_FLAG (op, FLAG_DAMNED))) 1412 if (!(aflags & AP_IGNORE_CURSE) && (op->flag [FLAG_CURSED] || op->flag [FLAG_DAMNED]))
3397 { 1413 {
3398 who->failmsg (format ("No matter how hard you try, you just can't remove %s." CANNOT_REMOVE_CURSED, query_name (op))); 1414 who->failmsgf ("No matter how hard you try, you just can't remove %s." CANNOT_REMOVE_CURSED, query_name (op));
3399 return 1; 1415 return 1;
3400 } 1416 }
3401 1417
3402 return unapply_special (who, op, aflags); 1418 return unapply_special (who, op, aflags);
3403 } 1419 }
… …
3409 /* Can't just apply this object. Lets see what not and what to do */ 1425 /* Can't just apply this object. Lets see what not and what to do */
3410 if (int i = can_apply_object (who, op)) 1426 if (int i = can_apply_object (who, op))
3411 { 1427 {
3412 if (i & CAN_APPLY_NEVER) 1428 if (i & CAN_APPLY_NEVER)
3413 { 1429 {
3414 who->failmsg (format ("You don't have the body to use a %s. H<You can never apply this item.>", query_name (op))); 1430 who->failmsgf ("You don't have the body to use a %s. H<You can never apply this item.>", query_name (op));
3415 return 1; 1431 return 1;
3416 } 1432 }
3417 else if (i & CAN_APPLY_RESTRICTION) 1433 else if (i & CAN_APPLY_RESTRICTION)
3418 { 1434 {
3419 who->failmsg (format ( 1435 who->failmsgf (
3420 "You have a prohibition against using a %s. " 1436 "You have a prohibition against using a %s. "
3421 "H<Your belief, profession or class prevents you from applying this item.>", 1437 "H<Your belief, profession or class prevents you from applying this item.>",
3422 query_name (op) 1438 query_name (op)
3423 )); 1439 );
3424 return 1; 1440 return 1;
3425 } 1441 }
3426 1442
3427 if (who->type != PLAYER) 1443 if (who->type != PLAYER)
3428 { 1444 {
… …
3449 // try to ready attached skill first 1465 // try to ready attached skill first
3450 skop = find_skill_by_name (who, op->skill); 1466 skop = find_skill_by_name (who, op->skill);
3451 1467
3452 if (!skop) 1468 if (!skop)
3453 { 1469 {
3454 who->failmsg (format ("You need the %s skill to use this item!", &op->skill)); 1470 who->failmsgf ("You need the %s skill to use this item!", &op->skill);
3455 return 1; 1471 return 1;
3456 } 1472 }
3457 else if (!who->apply (skop, AP_APPLY | AP_NO_SLOT)) 1473 else if (!who->apply (skop, AP_APPLY | AP_NO_SLOT))
3458 { 1474 {
3459 who->failmsg (format ("You can't use the required %s skill!", &op->skill)); 1475 who->failmsgf ("You can't use the required %s skill!", &op->skill);
3460 return 1; 1476 return 1;
3461 } 1477 }
3462 } 1478 }
3463 1479
3464 if (!check_item_power (who, op->item_power)) 1480 if (!check_item_power (who, op->item_power))
… …
3496 if (player *pl = who->contr) 1512 if (player *pl = who->contr)
3497 { 1513 {
3498 who->statusmsg (format ("You wield %s.", query_name (op))); 1514 who->statusmsg (format ("You wield %s.", query_name (op)));
3499 change_abil (who, op); 1515 change_abil (who, op);
3500 } 1516 }
3501 else
3502 who->change_skill (skop);
3503 1517
3504 op->flag [FLAG_READY_WEAPON] = true; 1518 op->flag [FLAG_READY_WEAPON] = true;
3505 break; 1519 break;
3506 1520
3507 case ARMOUR: 1521 case ARMOUR:
… …
3512 case GIRDLE: 1526 case GIRDLE:
3513 case BRACERS: 1527 case BRACERS:
3514 case CLOAK: 1528 case CLOAK:
3515 case RING: 1529 case RING:
3516 case AMULET: 1530 case AMULET:
3517 SET_FLAG (op, FLAG_APPLIED); 1531 op->set_flag (FLAG_APPLIED);
3518 who->statusmsg (format ("You wear %s.", query_name (op))); 1532 who->statusmsg (format ("You wear %s.", query_name (op)));
3519 change_abil (who, op); 1533 change_abil (who, op);
3520 break; 1534 break;
3521 1535
3522 case SKILL_TOOL: 1536 case SKILL_TOOL:
3523 // applying a skill tool does not ready the skill 1537 // applying a skill tool does not ready the skill
3524 // if something needs the skill, it has to ready it itself 1538 // if something needs the skill, it has to ready it itself
3525 //TODO: unapplying should unapply the skill, though 1539 //TODO: unapplying should unapply the skill, though
3526 SET_FLAG (op, FLAG_APPLIED); 1540 op->set_flag (FLAG_APPLIED);
3527 break; 1541 break;
3528 1542
3529 case SKILL: 1543 case SKILL:
3530 if (!(aflags & AP_NO_SLOT)) 1544 if (!(aflags & AP_NO_SLOT))
3531 { 1545 {
3532 // skill is used on it's own, as opposed to being a chosen_skill 1546 // skill is used on it's own, as opposed to being a chosen_skill
3533 1547
3534 if (skill_flags [op->subtype] & (SF_NEED_ITEM | SF_MANA)) 1548 if (skill_flags [op->subtype] & (SF_NEED_ITEM | SF_MANA))
3535 { 1549 {
3536 who->failmsg (format ( 1550 who->failmsgf (
3537 "You feel as if you wanted to do something funny, but you can't remember what. " 1551 "You feel as if you wanted to do something funny, but you can't remember what. "
3538 "H<The %s skill needs something else to function, for example a tool, weapon, rod, or spell. " 1552 "H<The %s skill needs something else to function, for example a tool, weapon, rod, or spell. "
3539 "It cannot be used on its own.>", 1553 "It cannot be used on its own.>",
3540 &op->skill 1554 &op->skill
3541 )); 1555 );
3542 if (tmp) who->insert (tmp); 1556 if (tmp) who->insert (tmp);
3543 return 1; 1557 return 1;
3544 } 1558 }
3545 1559
3546 if (skill_flags [op->subtype] & SF_AUTARK 1560 if (skill_flags [op->subtype] & SF_AUTARK
3547 || !(skill_flags [op->subtype] & (SF_COMBAT | SF_RANGED))) 1561 || !(skill_flags [op->subtype] & (SF_COMBAT | SF_RANGED)))
3548 { 1562 {
3549 if (skill_flags [op->subtype] & SF_USE) 1563 if (skill_flags [op->subtype] & SF_USE)
3550 who->failmsg (format ( 1564 who->failmsgf (
3551 "You feel as if you wanted to do something funny, but you can't remember what. " 1565 "You feel as if you wanted to do something funny, but you can't remember what. "
3552 "H<The %s skill cannot be readied, instead, try C<use_skill %s>.>", 1566 "H<The %s skill cannot be readied, instead, try C<use_skill %s>.>",
3553 &op->skill, &op->skill 1567 &op->skill, &op->skill
3554 )); 1568 );
3555 else 1569 else
3556 who->failmsg (format ( 1570 who->failmsgf (
3557 "You feel as if you wanted to do something funny, but you can't remember what. " 1571 "You feel as if you wanted to do something funny, but you can't remember what. "
3558 "H<The %s skill cannot be readied or used, it is always active.>", 1572 "H<The %s skill cannot be readied or used, it is always active.>",
3559 &op->skill 1573 &op->skill
3560 )); 1574 );
3561 1575
3562 if (tmp) who->insert (tmp); 1576 if (tmp) who->insert (tmp);
3563 1577
3564 return 1; 1578 return 1;
3565 } 1579 }
3566 1580
3567 if (who->contr) 1581 if (who->contr)
3568 who->statusmsg (format ( 1582 if (op->invisible)
3569 op->invisible ? "You can now use the %s skill." : "You ready %s.", 1583 who->statusmsg (format ("You can now use the %s skill.", &op->skill));
3570 query_name (op),
3571 &op->skill
3572 )); 1584 else
1585 who->statusmsg (format ("You ready %s.", query_name (op)));
3573 } 1586 }
3574 1587
3575 SET_FLAG (who, FLAG_READY_SKILL); 1588 who->set_flag (FLAG_READY_SKILL);
3576 SET_FLAG (op, FLAG_APPLIED); 1589 op->set_flag (FLAG_APPLIED);
3577 change_abil (who, op); 1590 change_abil (who, op);
3578 break; 1591 break;
3579 1592
3580 case BOW: 1593 case BOW:
3581 if (op->level && (!op->name.starts_with (who->name) || op->name [who->name.length ()] != '\'')) 1594 if (op->level && (!op->name.starts_with (who->name) || op->name [who->name.length ()] != '\''))
… …
3612 1625
3613 /*FALLTHROUGH*/ 1626 /*FALLTHROUGH*/
3614 case WAND: 1627 case WAND:
3615 case ROD: 1628 case ROD:
3616 case HORN: 1629 case HORN:
3617 /* check for skill, alter player status */
3618
3619 if (!skop)
3620 {
3621 who->failmsg (format ("The %s is broken, please report this to the dungeon master!", query_name (op)));//TODO
3622 if (tmp) who->insert (tmp);
3623 return 1;
3624 }
3625
3626 op->flag [FLAG_APPLIED] = true; 1630 op->flag [FLAG_APPLIED] = true;
3627 1631
3628 if (player *pl = who->contr) 1632 if (player *pl = who->contr)
3629 { 1633 {
3630 who->statusmsg (format ("You ready %s.", query_name (op))); 1634 who->statusmsg (format ("You ready %s.", query_name (op)));
… …
3634 1638
3635 change_abil (who, op); 1639 change_abil (who, op);
3636 } 1640 }
3637 else 1641 else
3638 { 1642 {
3639 who->change_skill (skop);
3640
3641 if (op->type == BOW) 1643 if (op->type == BOW)
3642 op->flag [FLAG_READY_BOW ] = true; 1644 op->flag [FLAG_READY_BOW ] = true;
3643 else 1645 else
3644 op->flag [FLAG_READY_RANGE] = true; 1646 op->flag [FLAG_READY_RANGE] = true;
3645 } 1647 }
… …
3656 1658
3657 default: 1659 default:
3658 who->statusmsg (format ("You apply %s.", query_name (op))); 1660 who->statusmsg (format ("You apply %s.", query_name (op)));
3659 } 1661 }
3660 1662
3661 SET_FLAG (op, FLAG_APPLIED); 1663 op->set_flag (FLAG_APPLIED);
3662 1664
3663 if (tmp) who->insert (tmp); 1665 if (tmp) who->insert (tmp);
3664 1666
3665 who->update_stats (); 1667 who->update_stats ();
3666 1668
3667 /* We exclude spell casting objects. The fire code will set the 1669 /* We exclude spell casting objects. The fire code will set the
3668 * been applied flag when they are used - until that point, 1670 * been applied flag when they are used - until that point,
3669 * you don't know anything about them. 1671 * you don't know anything about them.
3670 */ 1672 */
3671 if (who->type == PLAYER && op->type != WAND && op->type != HORN && op->type != ROD) 1673 if (who->type == PLAYER && op->type != WAND && op->type != HORN && op->type != ROD)
3672 SET_FLAG (op, FLAG_BEEN_APPLIED); 1674 op->set_flag (FLAG_BEEN_APPLIED);
3673 1675
3674 if (QUERY_FLAG (op, FLAG_CURSED) || QUERY_FLAG (op, FLAG_DAMNED)) 1676 if (op->flag [FLAG_CURSED] || op->flag [FLAG_DAMNED])
3675 if (who->type == PLAYER) 1677 if (who->type == PLAYER)
3676 { 1678 {
3677 who->failmsg ( 1679 who->failmsg (
3678 "Oops, it feels deadly cold! " 1680 "Oops, it feels deadly cold! "
3679 "H<Maybe it wasn't such a bright idea to apply this cursed or damned item.>" 1681 "H<Maybe it wasn't such a bright idea to apply this cursed or damned item.>"
3680 ); 1682 );
3681 SET_FLAG (op, FLAG_KNOWN_CURSED); 1683 op->set_flag (FLAG_KNOWN_CURSED);
3682 } 1684 }
3683 1685
3684 if (object *pl = op->visible_to ()) 1686 if (object *pl = op->visible_to ())
3685 esrv_send_item (pl, op); 1687 esrv_send_item (pl, op);
3686 1688
3687 return 0; 1689 return 0;
1690}
1691
1692/**
1693 * Check if op should abort moving victim because of it's race or slaying.
1694 * Returns 1 if it should abort, returns 0 if it should continue.
1695 */
1696int
1697should_director_abort (object *op, object *victim)
1698{
1699 int arch_flag, name_flag, race_flag;
1700
1701 /* Get flags to determine what of arch, name, and race should be checked.
1702 * This is stored in subtype, and is a bitmask, the LSB is the arch flag,
1703 * the next is the name flag, and the last is the race flag. Also note,
1704 * if subtype is set to zero, that also goes to defaults of all affecting
1705 * it. Examples:
1706 * subtype 1: only arch
1707 * subtype 3: arch or name
1708 * subtype 5: arch or race
1709 * subtype 7: all three
1710 */
1711 if (op->subtype)
1712 {
1713 arch_flag = op->subtype & 1;
1714 name_flag = op->subtype & 2;
1715 race_flag = op->subtype & 4;
1716 }
1717 else
1718 {
1719 arch_flag = 1;
1720 name_flag = 1;
1721 race_flag = 1;
1722 }
1723
1724 /* If the director has race set, only affect objects with a arch,
1725 * name or race that matches.
1726 */
1727 if ((op->race) &&
1728 ((!(victim->arch && arch_flag && victim->arch->archname) || op->race != victim->arch->archname)) &&
1729 ((!(victim->name && name_flag) || op->race != victim->name)) &&
1730 ((!(victim->race && race_flag) || op->race != victim->race)))
1731 return 1;
1732
1733 /* If the director has slaying set, only affect objects where none
1734 * of arch, name, or race match.
1735 */
1736 if ((op->slaying) && (((victim->arch && arch_flag && victim->arch->archname && op->slaying == victim->arch->archname))) ||
1737 ((victim->name && name_flag && op->slaying == victim->name)) ||
1738 ((victim->race && race_flag && op->slaying == victim->race)))
1739 return 1;
1740
1741 return 0;
1742}
1743
1744/**
1745 * This handles a player dropping money on an altar to identify stuff.
1746 * It'll identify marked item, if none all items up to dropped money.
1747 * Return value: 1 if money was destroyed, 0 if not.
1748 */
1749static int
1750apply_id_altar (object *money, object *altar, object *pl)
1751{
1752 dynbuf_text &buf = msg_dynbuf; buf.clear ();
1753
1754 if (!pl || pl->type != PLAYER)
1755 return 0;
1756
1757 /* Check for MONEY type is a special hack - it prevents 'nothing needs
1758 * identifying' from being printed out more than it needs to be.
1759 */
1760 if (!check_altar_sacrifice (altar, money, pl) || money->type != MONEY)
1761 return 0;
1762
1763 /* if the player has a marked item, identify that if it needs to be
1764 * identified. If it doesn't, then go through the player inventory.
1765 */
1766 if (object *marked = pl->mark ())
1767 if (!marked->flag [FLAG_IDENTIFIED] && need_identify (marked))
1768 {
1769 if (operate_altar (altar, &money, pl))
1770 {
1771 identify (marked);
1772
1773 buf.printf ("You have %s.\r", long_desc (marked, pl));
1774 if (marked->msg)
1775 buf << "The item has a story:\r" << marked->msg << "\n\n";
1776
1777 return !money;
1778 }
1779 }
1780
1781 for (object *id = pl->inv; id; id = id->below)
1782 {
1783 if (!id->flag [FLAG_IDENTIFIED] && !id->invisible && need_identify (id))
1784 {
1785 if (operate_altar (altar, &money, pl))
1786 {
1787 identify (id);
1788
1789 buf.printf ("You have %s.\r", long_desc (id, pl));
1790 if (id->msg)
1791 buf << "The item has a story:\r" << id->msg << "\n\n";
1792
1793 /* If no more money, might as well quit now */
1794 if (!money || !check_altar_sacrifice (altar, money))
1795 break;
1796 }
1797 else
1798 {
1799 LOG (llevError, "check_id_altar: Couldn't do sacrifice when we should have been able to\n");
1800 break;
1801 }
1802 }
1803 }
1804
1805 if (buf.empty ())
1806 pl->failmsg ("You have nothing that needs identifying");
1807 else
1808 pl->contr->infobox (MSG_CHANNEL ("identify"), buf);
1809
1810 return !money;
1811}
1812
1813/**
1814 * This checks whether the object has a "on_use_yield" field, and if so generated and drops
1815 * matching item.
1816 **/
1817void
1818handle_apply_yield (object *tmp)
1819{
1820 if (shstr_tmp yield = tmp->kv (shstr_on_use_yield))
1821 archetype::get (yield)->insert_at (tmp, tmp, INS_BELOW_ORIGINATOR);
1822}
1823
1824/**
1825 * Handles applying a potion.
1826 */
1827int
1828apply_potion (object *op, object *tmp)
1829{
1830 int got_one = 0, i;
1831 object *force = 0;
1832
1833 object *floor = GET_MAP_OB (op->map, op->x, op->y);
1834
1835 if (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_SAFE)
1836 {
1837 op->failmsg ("Gods prevent you from using this here, it's sacred ground!");
1838
1839 tmp->clr_flag (FLAG_APPLIED);
1840 return 0;
1841 }
1842
1843 if (op->type == PLAYER)
1844 if (!tmp->flag [FLAG_IDENTIFIED])
1845 identify (tmp);
1846
1847 handle_apply_yield (tmp);
1848
1849 /* Potion of restoration - only for players */
1850 if (op->type == PLAYER && (tmp->attacktype & AT_DEPLETE))
1851 {
1852 object *depl;
1853 archetype *at;
1854
1855 if (tmp->flag [FLAG_CURSED] || tmp->flag [FLAG_DAMNED])
1856 {
1857 op->drain_stat ();
1858 op->update_stats ();
1859 tmp->decrease ();
1860 return 1;
1861 }
1862
1863 if (!(at = archetype::find (shstr_depletion)))
1864 {
1865 LOG (llevError, "Could not find archetype depletion\n");
1866 return 0;
1867 }
1868
1869 depl = present_arch_in_ob (at, op);
1870
1871 if (depl)
1872 {
1873 for (i = 0; i < NUM_STATS; i++)
1874 if (depl->stats.stat (i))
1875 op->statusmsg (restore_msg[i]);
1876
1877 depl->destroy ();
1878 op->update_stats ();
1879 }
1880 else
1881 op->statusmsg ("Your potion had no effect.");
1882
1883 tmp->decrease ();
1884 return 1;
1885 }
1886
1887 /* improvement potion - only for players */
1888 if (op->type == PLAYER && (tmp->attacktype & AT_GODPOWER))
1889 {
1890 for (i = 1; i < min (11, op->level); i++)
1891 {
1892 if (tmp->flag [FLAG_CURSED] || tmp->flag [FLAG_DAMNED])
1893 {
1894 if (op->contr->levhp[i] != 1)
1895 {
1896 op->contr->levhp[i] = 1;
1897 break;
1898 }
1899
1900 if (op->contr->levsp[i] != 1)
1901 {
1902 op->contr->levsp[i] = 1;
1903 break;
1904 }
1905
1906 if (op->contr->levgrace[i] != 1)
1907 {
1908 op->contr->levgrace[i] = 1;
1909 break;
1910 }
1911 }
1912 else
1913 {
1914 if (op->contr->levhp[i] < 9)
1915 {
1916 op->contr->levhp[i] = 9;
1917 break;
1918 }
1919
1920 if (op->contr->levsp[i] < 6)
1921 {
1922 op->contr->levsp[i] = 6;
1923 break;
1924 }
1925
1926 if (op->contr->levgrace[i] < 3)
1927 {
1928 op->contr->levgrace[i] = 3;
1929 break;
1930 }
1931 }
1932 }
1933
1934 /* Just makes checking easier */
1935 if (i < min (11, op->level))
1936 got_one = 1;
1937
1938 if (!tmp->flag [FLAG_CURSED] && !tmp->flag [FLAG_DAMNED])
1939 {
1940 if (got_one)
1941 {
1942 op->update_stats ();
1943 op->statusmsg ("The Gods smile upon you and remake you "
1944 "a little more in their image. "
1945 "You feel a little more perfect.", NDI_GREEN);
1946 }
1947 else
1948 op->statusmsg ("The potion had no effect - you are already perfect.");
1949 }
1950 else
1951 { /* cursed potion */
1952 if (got_one)
1953 {
1954 op->update_stats ();
1955 op->failmsg ("The Gods are angry and punish you.");
1956 }
1957 else
1958 op->statusmsg ("You are fortunate that you are so pathetic.", NDI_DK_ORANGE);
1959 }
1960
1961 tmp->decrease ();
1962 return 1;
1963 }
1964
1965
1966 /* A potion that casts a spell. Healing, restore spellpoint (power potion)
1967 * and heroism all fit into this category. Given the spell object code,
1968 * there is no limit to the number of spells that potions can be cast,
1969 * but direction is problematic to try and imbue fireball potions for example.
1970 */
1971 if (tmp->inv)
1972 {
1973 if (tmp->flag [FLAG_CURSED] || tmp->flag [FLAG_DAMNED])
1974 {
1975 op->failmsg ("Yech! Your lungs are on fire!");
1976 create_exploding_ball_at (op, op->level);
1977 }
1978 else
1979 cast_spell (op, tmp, op->facing, tmp->inv, NULL);
1980
1981 tmp->decrease ();
1982
1983 /* if youre dead, no point in doing this... */
1984 if (!op->flag [FLAG_REMOVED])
1985 op->update_stats ();
1986
1987 return 1;
1988 }
1989
1990 /* Deal with protection potions */
1991 force = NULL;
1992 for (i = 0; i < NROFATTACKS; i++)
1993 {
1994 if (tmp->resist[i])
1995 {
1996 if (!force)
1997 force = get_archetype (FORCE_NAME);
1998
1999 memcpy (force->resist, tmp->resist, sizeof (tmp->resist));
2000 force->type = POTION_EFFECT;
2001 break; /* Only need to find one protection since we copy entire batch */
2002 }
2003 }
2004
2005 /* This is a protection potion */
2006 if (force)
2007 {
2008 /* cursed items last longer */
2009 if (tmp->flag [FLAG_CURSED] || tmp->flag [FLAG_DAMNED])
2010 {
2011 force->stats.food *= 10;
2012 for (i = 0; i < NROFATTACKS; i++)
2013 if (force->resist[i] > 0)
2014 force->resist[i] = -force->resist[i]; /* prot => vuln */
2015 }
2016
2017 force->speed_left = -1;
2018 force = insert_ob_in_ob (force, op);
2019 tmp->clr_flag (FLAG_APPLIED);
2020 force->set_flag (FLAG_APPLIED);
2021 change_abil (op, force);
2022 tmp->decrease ();
2023 return 1;
2024 }
2025
2026 /* Only thing left are the stat potions */
2027 if (op->type == PLAYER)
2028 { /* only for players */
2029 if ((tmp->flag [FLAG_CURSED]
2030 || tmp->flag [FLAG_DAMNED])
2031 && tmp->value != 0)
2032 tmp->clr_flag (FLAG_APPLIED);
2033 else
2034 tmp->set_flag (FLAG_APPLIED);
2035
2036 if (!change_abil (op, tmp))
2037 op->statusmsg ("Nothing happened.");
2038 }
2039
2040 /* CLEAR_FLAG is so that if the character has other potions
2041 * that were grouped with the one consumed, his
2042 * stat will not be raised by them. fix_player just clears
2043 * up all the stats.
2044 */
2045 tmp->clr_flag (FLAG_APPLIED);
2046 op->update_stats ();
2047 tmp->decrease ();
2048 return 1;
2049}
2050
2051/**
2052 * 'victim' moves onto 'trap'
2053 * 'victim' leaves 'trap'
2054 * effect is determined by move_on/move_off of trap and move_type of victime.
2055 *
2056 * originator: Player, monster or other object that caused 'victim' to move
2057 * onto 'trap'. Will receive messages caused by this action. May be NULL.
2058 * However, some types of traps require an originator to function.
2059 */
2060void
2061move_apply (object *trap, object *victim, object *originator)
2062{
2063 static int recursion_depth = 0;
2064
2065 /* Only exits affect DMs. */
2066 if (victim->flag [FLAG_WIZPASS] && trap->type != EXIT && trap->type != SIGN)
2067 return;
2068
2069 /* move_apply() is the most likely candidate for causing unwanted and
2070 * possibly unlimited recursion.
2071 */
2072 /* The following was changed because it was causing perfectly correct
2073 * maps to fail. 1) it's not an error to recurse:
2074 * rune detonates, summoning monster. monster lands on nearby rune.
2075 * nearby rune detonates. This sort of recursion is expected and
2076 * proper. This code was causing needless crashes.
2077 */
2078 if (recursion_depth >= 500)
2079 {
2080 LOG (llevDebug, "WARNING: move_apply(): aborting recursion "
2081 "[trap arch %s, name %s; victim arch %s, name %s]\n", &trap->arch->archname, &trap->name, &victim->arch->archname, &victim->name);
2082 return;
2083 }
2084
2085 recursion_depth++;
2086 if (trap->head)
2087 trap = trap->head;
2088
2089 if (!INVOKE_OBJECT (MOVE_TRIGGER, trap, ARG_OBJECT (victim), ARG_OBJECT (originator)))
2090 switch (trap->type)
2091 {
2092 case PLAYERMOVER:
2093 if (trap->attacktype && (trap->level || victim->type != PLAYER) && !should_director_abort (trap, victim))
2094 {
2095 if (!trap->stats.maxsp)
2096 trap->stats.maxsp = 2;
2097
2098 /* Is this correct? From the docs, it doesn't look like it
2099 * should be divided by trap->speed
2100 */
2101 victim->speed_left = -trap->stats.maxsp * victim->speed / trap->speed;
2102
2103 /* Just put in some sanity check. I think there is a bug in the
2104 * above with some objects have zero speed, and thus the player
2105 * getting permanently paralyzed.
2106 */
2107 if (victim->speed_left < -50.f)
2108 victim->speed_left = -50.f;
2109 /* LOG(llevDebug, "apply, playermove, player speed_left=%f\n", victim->speed_left); */
2110 }
2111 break;
2112
2113 case SPINNER:
2114 if (victim->direction)
2115 {
2116 victim->direction = absdir (victim->direction - trap->stats.sp);
2117 update_turn_face (victim);
2118 }
2119 break;
2120
2121 case DIRECTOR:
2122 if (victim->direction && !should_director_abort (trap, victim))
2123 {
2124 victim->direction = trap->stats.sp;
2125 update_turn_face (victim);
2126 }
2127 break;
2128
2129 case BUTTON:
2130 case PEDESTAL:
2131 case T_MATCH:
2132 update_button (trap, originator);
2133 break;
2134
2135 case ALTAR:
2136 /* sacrifice victim on trap */
2137 apply_altar (trap, victim, originator);
2138 break;
2139
2140 case THROWN_OBJ:
2141 if (trap->inv == NULL)
2142 break;
2143 /* fallthrough */
2144
2145 case ARROW:
2146 /* bad bug: monster throw a object, make a step forwards, step on object ,
2147 * trigger this here and get hit by own missile - and will be own enemy.
2148 * Victim then is his own enemy and will start to kill herself (this is
2149 * removed) but we have not synced victim and his missile. To avoid senseless
2150 * action, we avoid hits here
2151 */
2152 if ((victim->flag [FLAG_ALIVE] && trap->has_active_speed ())
2153 && trap->owner != victim)
2154 hit_with_arrow (trap, victim);
2155 break;
2156
2157 case SPELL_EFFECT:
2158 apply_spell_effect (trap, victim);
2159 break;
2160
2161 case TRAPDOOR:
2162 {
2163 int max, sound_was_played;
2164 object *ab, *ab_next;
2165
2166 if (!trap->value)
2167 {
2168 int tot;
2169
2170 for (ab = trap->above, tot = 0; ab; ab = ab->above)
2171 if ((ab->move_type && trap->move_on) || ab->move_type == 0)
2172 tot += ab->head_ ()->total_weight ();
2173
2174 if (!(trap->value = (tot > trap->weight) ? 1 : 0))
2175 break;
2176
2177 SET_ANIMATION (trap, trap->value);
2178 update_object (trap, UP_OBJ_FACE);
2179 }
2180
2181 for (ab = trap->above, max = 100, sound_was_played = 0; --max && ab; ab = ab_next)
2182 {
2183 /* need to set this up, since if we do transfer the object,
2184 * ab->above would be bogus
2185 */
2186 ab_next = ab->above;
2187
2188 if ((ab->move_type && trap->move_on) || ab->move_type == 0)
2189 {
2190 if (!sound_was_played)
2191 {
2192 trap->play_sound (trap->sound ? trap->sound : sound_find ("fall_hole"));
2193 sound_was_played = 1;
2194 }
2195
2196 ab->statusmsg ("You fall into a trapdoor!", NDI_RED);
2197 transfer_ob (ab, EXIT_X (trap), EXIT_Y (trap), 0, ab);
2198 }
2199 }
2200 break;
2201 }
2202
2203 case CONVERTER:
2204 if (convert_item (victim, trap) < 0)
2205 {
2206 originator->failmsgf ("The %s seems to be broken!", query_name (trap));
2207 archetype::get (shstr_burnout)->insert_at (trap, trap);
2208 }
2209
2210 break;
2211
2212 case TRIGGER_BUTTON:
2213 case TRIGGER_PEDESTAL:
2214 case TRIGGER_ALTAR:
2215 check_trigger (trap, victim, originator);
2216 break;
2217
2218 case DEEP_SWAMP:
2219 walk_on_deep_swamp (trap, victim);
2220 break;
2221
2222 case CHECK_INV:
2223 check_inv (victim, trap);
2224 break;
2225
2226 case HOLE:
2227 move_apply_hole (trap, victim);
2228 break;
2229
2230 case EXIT:
2231 if (victim->type == PLAYER && EXIT_PATH (trap))
2232 {
2233 /* Basically, don't show exits leading to random maps the
2234 * players output.
2235 */
2236 if (trap->msg && EXIT_PATH (trap) != shstr_random_map_exit)
2237 victim->statusmsg (trap->msg, NDI_NAVY);
2238
2239 trap->play_sound (trap->sound);
2240 victim->enter_exit (trap);
2241 }
2242 break;
2243
2244 case ENCOUNTER:
2245 /* may be some leftovers on this */
2246 break;
2247
2248 case SHOP_MAT:
2249 apply_shop_mat (trap, victim);
2250 break;
2251
2252 /* Drop a certain amount of gold, and have one item identified */
2253 case IDENTIFY_ALTAR:
2254 apply_id_altar (victim, trap, originator);
2255 break;
2256
2257 case SIGN:
2258 if (victim->type != PLAYER && trap->stats.food > 0)
2259 break; /* monsters musn't apply magic_mouths with counters */
2260
2261 apply_sign (victim, trap, 1);
2262 break;
2263
2264 case CONTAINER:
2265 apply_container (victim, trap);
2266 break;
2267
2268 case RUNE:
2269 case TRAP:
2270 if (trap->level && victim->flag [FLAG_ALIVE])
2271 spring_trap (trap, victim);
2272 break;
2273
2274 default:
2275 LOG (llevDebug, "name %s, arch %s, type %d with fly/walk on/off not "
2276 "handled in move_apply()\n", &trap->name, &trap->arch->archname, trap->type);
2277 break;
2278 }
2279
2280 recursion_depth--;
2281}
2282
2283/**
2284 * Handles reading a regular (ie not containing a spell) book.
2285 */
2286static void
2287apply_book (object *op, object *tmp)
2288{
2289 int lev_diff;
2290 object *skill_ob;
2291
2292 if (op->flag [FLAG_BLIND] && !op->flag [FLAG_WIZ])
2293 {
2294 op->failmsg ("You are unable to read while blind!");
2295 return;
2296 }
2297
2298 if (!tmp->msg)
2299 {
2300 op->failmsgf ("The %s contains nothing but meaningless gibberish. H<There is nothing interesting to read here.>", &tmp->name);
2301 return;
2302 }
2303
2304 /* need a literacy skill to read stuff! */
2305 skill_ob = find_skill_by_name (op, tmp->skill);
2306 if (!skill_ob)
2307 {
2308 op->failmsgf ("You are unable to decipher the strange symbols. H<You lack the %s skill to read this.>", &tmp->skill);
2309 return;
2310 }
2311
2312 lev_diff = tmp->level - (skill_ob->level + 5);
2313 if (!op->flag [FLAG_WIZ] && lev_diff > 0)
2314 {
2315 op->failmsg (lev_diff < 2 ? "This book is just barely beyond your comprehension."
2316 : lev_diff < 3 ? "This book is slightly beyond your comprehension."
2317 : lev_diff < 5 ? "This book is beyond your comprehension."
2318 : lev_diff < 8 ? "This book is quite a bit beyond your comprehension."
2319 : lev_diff < 15 ? "This book is way beyond your comprehension."
2320 : "This book is totally beyond your comprehension.");
2321 return;
2322 }
2323
2324 // we currently don't use the message types for anything.
2325 // readable_message_type *msgType = get_readable_message_type (tmp);
2326
2327 tmp->play_sound (tmp->sound ? tmp->sound : sound_find ("apply_book"));
2328
2329 if (player *pl = op->contr)
2330 if (client *ns = pl->ns)
2331 pl->infobox (MSG_CHANNEL ("book"), format ("T<%s>\n\n%s", (char *)long_desc (tmp, op), &tmp->msg));
2332
2333 /* gain xp from reading */
2334 if (!tmp->flag [FLAG_NO_SKILL_IDENT])
2335 { /* only if not read before */
2336 int exp_gain = calc_skill_exp (op, tmp, skill_ob);
2337
2338 if (!tmp->flag [FLAG_IDENTIFIED])
2339 {
2340 /*exp_gain *= 2; because they just identified it too */
2341 tmp->set_flag (FLAG_IDENTIFIED);
2342
2343 if (object *pl = tmp->visible_to ())
2344 esrv_update_item (UPD_FLAGS | UPD_NAME, pl, tmp);
2345 }
2346
2347 change_exp (op, exp_gain, skill_ob->skill, 0);
2348 tmp->set_flag (FLAG_NO_SKILL_IDENT); /* so no more xp gained from this book */
2349 }
2350}
2351
2352/**
2353 * op made some mistake with a scroll, this takes care of punishment.
2354 * scroll_failure()- hacked directly from spell_failure
2355 */
2356static void
2357scroll_failure (object *op, int failure, int power)
2358{
2359 if (abs (failure / 4) > power)
2360 power = abs (failure / 4); /* set minimum effect */
2361
2362 if (failure <= -1 && failure > -15)
2363 { /* wonder */
2364 object *tmp;
2365
2366 op->failmsg ("Your spell warps!");
2367 tmp = get_archetype (SPELL_WONDER);
2368 cast_wonder (op, op, 0, tmp);
2369 tmp->destroy ();
2370 }
2371 else if (failure <= -15 && failure > -35)
2372 { /* drain mana */
2373 op->failmsg ("Your mana is drained!");
2374 op->stats.sp -= random_roll (0, power - 1, op, PREFER_LOW);
2375 if (op->stats.sp < 0)
2376 op->stats.sp = 0;
2377 }
2378 else if (settings.spell_failure_effects == TRUE)
2379 {
2380 if (failure <= -35 && failure > -60)
2381 { /* confusion */
2382 op->failmsg ("The magic recoils on you!");
2383 confuse_player (op, op, power);
2384 }
2385 else if (failure <= -60 && failure > -70)
2386 { /* paralysis */
2387 op->failmsg ("The magic recoils and paralyzes you!");
2388 paralyze_player (op, op, power);
2389 }
2390 else if (failure <= -70 && failure > -80)
2391 { /* blind */
2392 op->failmsg ("The magic recoils on you!");
2393 blind_player (op, op, power);
2394 }
2395 else if (failure <= -80)
2396 { /* blast the immediate area */
2397 object *tmp = get_archetype (LOOSE_MANA);
2398 cast_magic_storm (op, tmp, power);
2399 op->failmsg ("You unleash uncontrolled mana!");
2400 tmp->destroy ();
2401 }
2402 }
2403}
2404
2405/**
2406 * Handles the applying of a skill scroll, calling learn_skill straight.
2407 * op is the person learning the skill, tmp is the skill scroll object
2408 */
2409static void
2410apply_skillscroll (object *op, object *tmp)
2411{
2412 switch (learn_skill (op, tmp))
2413 {
2414 case 0:
2415 op->play_sound (sound_find ("generic_fail"));
2416 op->failmsgf ("You already possess the knowledge held within the %s.", query_name (tmp));
2417 break;
2418
2419 case 1:
2420 tmp->decrease ();
2421 op->play_sound (sound_find ("skill_learn"));
2422 op->statusmsg (format ("You succeed in learning %s", &tmp->skill));
2423 break;
2424
2425 default:
2426 tmp->decrease ();
2427 op->play_sound (sound_find ("generic_fail"));
2428 op->failmsgf ("You fail to learn the knowledge of the %s.\n", query_name (tmp));
2429 break;
2430 }
2431}
2432
2433/**
2434 * Actually makes op learn spell.
2435 * Informs player of what happens.
2436 */
2437void
2438do_learn_spell (object *op, object *spell, int special_prayer)
2439{
2440 object *tmp;
2441
2442 if (op->type != PLAYER)
2443 {
2444 LOG (llevError, "BUG: do_learn_spell(): not a player\n");
2445 return;
2446 }
2447
2448 /* Upgrade special prayers to normal prayers */
2449 if ((tmp = check_spell_known (op, spell->name)) != NULL)
2450 {
2451 if (special_prayer && !tmp->flag [FLAG_STARTEQUIP])
2452 {
2453 LOG (llevError, "BUG: do_learn_spell(): spell already known, but not marked as startequip\n");
2454 return;
2455 }
2456 return;
2457 }
2458
2459 op->contr->play_sound (sound_find ("learn_spell"));
2460
2461 tmp = spell->clone ();
2462 insert_ob_in_ob (tmp, op);
2463
2464 if (special_prayer)
2465 tmp->set_flag (FLAG_STARTEQUIP);
2466
2467 esrv_add_spells (op->contr, tmp);
2468}
2469
2470/**
2471 * Erases spell from player's inventory.
2472 */
2473void
2474do_forget_spell (object *op, const char *spell)
2475{
2476 object *spob;
2477
2478 if (op->type != PLAYER)
2479 {
2480 LOG (llevError, "BUG: do_forget_spell(): not a player\n");
2481 return;
2482 }
2483 if ((spob = check_spell_known (op, spell)) == NULL)
2484 {
2485 LOG (llevError, "BUG: do_forget_spell(): spell not known\n");
2486 return;
2487 }
2488
2489 op->failmsgf ("You lose knowledge of %s.", spell);
2490 esrv_remove_spell (op->contr, spob);
2491 spob->destroy ();
2492}
2493
2494/**
2495 * Handles player applying a spellbook.
2496 * Checks whether player has knowledge of required skill, doesn't already know the spell,
2497 * stuff like that. Random learning failure too.
2498 */
2499static void
2500apply_spellbook (object *op, object *tmp)
2501{
2502 object *skop, *spell, *spell_skill;
2503
2504 if (op->flag [FLAG_BLIND] && !op->flag [FLAG_WIZ])
2505 {
2506 op->failmsg ("You are unable to read while blind.");
2507 return;
2508 }
2509
2510 /* artifact_spellbooks have 'slaying' field point to a spell name,
2511 * instead of having their spell stored in stats.sp. These are
2512 * legacy spellbooks
2513 */
2514 if (tmp->slaying)
2515 {
2516 spell = find_archetype_by_object_name (tmp->slaying)->instance ();
2517
2518 if (!spell)
2519 {
2520 op->failmsgf ("The book's formula for %s is incomplete.", &tmp->slaying);
2521 return;
2522 }
2523 else
2524 insert_ob_in_ob (spell, tmp);
2525
2526 tmp->slaying = 0;
2527 }
2528
2529 skop = find_skill_by_name (op, tmp->skill);
2530
2531 /* need a literacy skill to learn spells. Also, having a literacy level
2532 * lower than the spell will make learning the spell more difficult */
2533 if (!skop)
2534 {
2535 op->failmsgf ("You can't read! Your attempt fails. H<You lack the %s skill.>", &tmp->skill);
2536 return;
2537 }
2538
2539 spell = tmp->inv;
2540
2541 if (!spell)
2542 {
2543 LOG (llevError, "apply_spellbook: Book %s has no spell in it!\n", &tmp->name);
2544 op->failmsg ("The spellbook symbols make no sense. This is a bug, please report!");
2545 return;
2546 }
2547
2548 int learn_level = sqrtf (spell->level) * 1.5f;
2549 if (skop->level < learn_level)
2550 {
2551 op->failmsgf ("You are unable to decipher the strange symbols. H<Your %s level is too low, it must be at least %d.>",
2552 &tmp->skill, learn_level);
2553 return;
2554 }
2555
2556 op->statusmsg (format ("The spellbook contains the %s level spell %s.", ordinal (spell->level), &spell->name));
2557
2558 if (!tmp->flag [FLAG_IDENTIFIED])
2559 identify (tmp);
2560
2561 /* I removed the check for special_prayer_mark here - it didn't make
2562 * a lot of sense - special prayers are not found in spellbooks, and
2563 * if the player doesn't know the spell, doesn't make a lot of sense that
2564 * they would have a special prayer mark.
2565 */
2566 if (check_spell_known (op, spell->name))
2567 {
2568 op->statusmsg ("You already know that spell. H<It makes no sense to learn spells twice, and would only waste the spellbook.>\n");
2569 return;
2570 }
2571
2572 if (spell->skill)
2573 {
2574 spell_skill = find_skill_by_name (op, spell->skill);
2575
2576 if (!spell_skill)
2577 {
2578 op->failmsgf ("You lack the %s skill to use this spell.", &spell->skill);
2579 return;
2580 }
2581
2582 if (spell_skill->level < spell->level)
2583 {
2584 op->failmsgf ("You need to be level %d in %s to learn this spell.", spell->level, &spell->skill);
2585 return;
2586 }
2587 }
2588
2589 /* Logic as follows
2590 *
2591 * 1- MU spells use Int to learn, Cleric spells use Wisdom
2592 *
2593 * 2- The learner's skill level in literacy adjusts the chance to learn
2594 * a spell.
2595 *
2596 * 3 -Automatically fail to learn if you read while confused
2597 *
2598 * Overall, chances are the same but a player will find having a high
2599 * literacy rate very useful! -b.t.
2600 */
2601 if (op->flag [FLAG_CONFUSED])
2602 {
2603 op->failmsg ("In your confused state you flub the wording of the text!");
2604 scroll_failure (op, 0 - random_roll (0, spell->level, op, PREFER_LOW), max (spell->stats.sp, spell->stats.grace));
2605 }
2606 else if (tmp->flag [FLAG_STARTEQUIP] ||
2607 (random_roll (0, 100, op, PREFER_LOW) - (5 * skop->level)) < learn_spell[spell->stats.grace ? op->stats.Wis : op->stats.Int])
2608 {
2609 op->statusmsg ("You succeed in learning the spell!", NDI_GREEN);
2610 do_learn_spell (op, spell, 0);
2611
2612 /* xp gain to literacy for spell learning */
2613 if (!tmp->flag [FLAG_STARTEQUIP])
2614 change_exp (op, calc_skill_exp (op, tmp, skop), skop->skill, 0);
2615 }
2616 else
2617 {
2618 op->contr->play_sound (sound_find ("fumble_spell"));
2619 op->failmsg ("You fail to learn the spell. H<Wis (priests) or Int (wizards) governs the chance of learning a prayer or spell.>\n");
2620 }
2621
2622 tmp->decrease ();
2623}
2624
2625/**
2626 * Handles applying a spell scroll.
2627 */
2628void
2629apply_scroll (object *op, object *tmp, int dir)
2630{
2631 object *skop;
2632
2633 if (op->flag [FLAG_BLIND] && !op->flag [FLAG_WIZ])
2634 {
2635 op->failmsg ("You are unable to read while blind.");
2636 return;
2637 }
2638
2639 if (!tmp->inv || tmp->inv->type != SPELL)
2640 {
2641 op->failmsg ("The scroll just doesn't make sense! H<...and never will make sense.>");
2642 return;
2643 }
2644
2645 if (op->type == PLAYER)
2646 {
2647 /* players need a literacy skill to read stuff! */
2648 int exp_gain = 0;
2649
2650 /* hard code literacy - tmp->skill points to where the exp
2651 * should go for anything killed by the spell.
2652 */
2653 skop = find_skill_by_name (op, shstr_literacy);
2654
2655 if (!skop)
2656 {
2657 op->failmsgf ("You are unable to decipher the strange symbols. H<You lack the literacy skill.>");
2658 return;
2659 }
2660
2661 if ((exp_gain = calc_skill_exp (op, tmp, skop)))
2662 change_exp (op, exp_gain, skop->skill, 0);
2663 }
2664
2665 if (!tmp->flag [FLAG_IDENTIFIED])
2666 identify (tmp);
2667
2668 op->statusmsg (format ("The scroll of %s turns to dust.", &tmp->inv->name));
2669
2670 cast_spell (op, tmp, dir, tmp->inv, NULL);
2671 tmp->decrease ();
2672}
2673
2674/**
2675 * Applies a treasure object - by default, chest. op
2676 * is the person doing the applying, tmp is the treasure
2677 * chest.
2678 */
2679static void
2680apply_treasure (object *op, object *tmp)
2681{
2682 /* Nice side effect of this treasure creation method is that the treasure
2683 * for the chest is done when the chest is created, and put into the chest
2684 * inventory. So that when the chest burns up, the items still exist. Also
2685 * prevents people from moving chests to more difficult maps to get better
2686 * treasure
2687 */
2688 object *treas = tmp->inv;
2689
2690 if (!treas)
2691 {
2692 op->statusmsg ("The chest was empty.");
2693 tmp->decrease ();
2694 return;
2695 }
2696
2697 while (tmp->inv)
2698 {
2699 treas = tmp->inv;
2700 treas->remove ();
2701
2702 treas->x = op->x;
2703 treas->y = op->y;
2704 treas = insert_ob_in_map (treas, op->map, op, INS_BELOW_ORIGINATOR);
2705
2706 if (treas && (treas->type == RUNE || treas->type == TRAP) && treas->level && op->flag [FLAG_ALIVE])
2707 spring_trap (treas, op);
2708
2709 /* If either player or container was destroyed, no need to do
2710 * further processing. I think this should be enclused with
2711 * spring trap above, as I don't think there is otherwise
2712 * any way for the treasure chest or player to get killed.
2713 */
2714 if (op->destroyed () || tmp->destroyed ())
2715 break;
2716 }
2717
2718 if (!tmp->destroyed () && !tmp->inv)
2719 tmp->decrease (true);
2720}
2721
2722/**
2723 * A dragon is eating some flesh. If the flesh contains resistances,
2724 * there is a chance for the dragon's skin to get improved.
2725 *
2726 * attributes:
2727 * object *op the object (dragon player) eating the flesh
2728 * object *meal the flesh item, getting chewed in dragon's mouth
2729 * return:
2730 * int 1 if eating successful, 0 if it doesn't work
2731 */
2732static int
2733dragon_eat_flesh (object *op, object *meal)
2734{
2735 object *skin = NULL; /* pointer to dragon skin force */
2736 object *abil = NULL; /* pointer to dragon ability force */
2737 object *tmp = NULL; /* tmp. object */
2738
2739 double chance; /* improvement-chance of one resistance type */
2740 double totalchance = 1; /* total chance of gaining one resistance */
2741 double bonus = 0; /* level bonus (improvement is easier at lowlevel) */
2742 double mbonus = 0; /* monster bonus */
2743 int atnr_winner[NROFATTACKS]; /* winning candidates for resistance improvement */
2744 int winners = 0; /* number of winners */
2745 int i; /* index */
2746
2747 /* let's make sure and doublecheck the parameters */
2748 if (meal->type != FLESH || !op->is_dragon ())
2749 return 0;
2750
2751 /* now grab the 'dragon_skin'- and 'dragon_ability'-forces
2752 from the player's inventory */
2753 for (tmp = op->inv; tmp; tmp = tmp->below)
2754 if (tmp->type == FORCE)
2755 if (tmp->arch->archname == shstr_dragon_skin_force)
2756 skin = tmp;
2757 else if (tmp->arch->archname == shstr_dragon_ability_force)
2758 abil = tmp;
2759
2760 /* if either skin or ability are missing, this is an old player
2761 which is not to be considered a dragon -> bail out */
2762 if (skin == NULL || abil == NULL)
2763 return 0;
2764
2765 /* now start by filling stomache and health, according to food-value */
2766 if ((MAX_FOOD - op->stats.food) < meal->stats.food)
2767 op->stats.hp += (MAX_FOOD - op->stats.food) / 50;
2768 else
2769 op->stats.hp += meal->stats.food / 50;
2770
2771 min_it (op->stats.hp, op->stats.maxhp);
2772 op->stats.food = min (MAX_FOOD, op->stats.food + meal->stats.food);
2773
2774 /*LOG(llevDebug, "-> player: %d, flesh: %d\n", op->level, meal->level); */
2775
2776 /* on to the interesting part: chances for adding resistance */
2777 for (i = 0; i < NROFATTACKS; i++)
2778 {
2779 if (meal->resist[i] > 0 && atnr_is_dragon_enabled (i))
2780 {
2781 /* got positive resistance, now calculate improvement chance (0-100) */
2782
2783 /* this bonus makes resistance increase easier at lower levels */
2784 bonus = (settings.max_level - op->level) * 30. / ((double) settings.max_level);
2785 if (i == abil->stats.exp)
2786 bonus += 5; /* additional bonus for resistance of ability-focus */
2787
2788 /* monster bonus increases with level, because high-level
2789 flesh is too rare */
2790 mbonus = op->level * 20. / ((double) settings.max_level);
2791
2792 chance = (((double)min (op->level + bonus, meal->level + bonus + mbonus)) * 100. /
2793 ((double)settings.max_level)) - skin->resist[i];
2794
2795 if (chance >= 0.)
2796 chance += 1.;
2797 else
2798 chance = (chance < -12) ? 0. : 1. / pow (2., -chance);
2799
2800 /* chance is proportional to amount of resistance (max. 50) */
2801 chance *= ((double)(min (meal->resist[i], 50))) / 50.;
2802
2803 /* doubled chance for resistance of ability-focus */
2804 if (i == abil->stats.exp)
2805 chance = min (100., chance * 2.);
2806
2807 /* now make the throw and save all winners (Don't insert luck bonus here!) */
2808 if (rndm (10000) < (unsigned int)(chance * 100))
2809 {
2810 atnr_winner[winners] = i;
2811 winners++;
2812 }
2813
2814 if (chance >= 0.01)
2815 totalchance *= 1 - chance / 100;
2816
2817 /*LOG(llevDebug, " %s: bonus %.1f, chance %.1f\n", attacks[i], bonus, chance); */
2818 }
2819 }
2820
2821 /* inverse totalchance as until now we have the failure-chance */
2822 totalchance = 100 - totalchance * 100;
2823
2824 /* print message according to totalchance */
2825 const char *buf;
2826 if (totalchance > 50.)
2827 buf = format ("Hmm! The %s tasted delicious!", &meal->name);
2828 else if (totalchance > 10.)
2829 buf = format ("The %s tasted very good.", &meal->name);
2830 else if (totalchance > 1.)
2831 buf = format ("The %s tasted good.", &meal->name);
2832 else if (totalchance > 0.1)
2833 buf = format ("The %s tasted bland.", &meal->name);
2834 else if (totalchance >= 0.01)
2835 buf = format ("The %s had a boring taste.", &meal->name);
2836 else if (meal->last_eat > 0 && atnr_is_dragon_enabled (meal->last_eat))
2837 buf = format ("The %s tasted strange.", &meal->name);
2838 else
2839 buf = format ("The %s had no taste.", &meal->name);
2840
2841 op->statusmsg (buf);
2842
2843 /* now choose a winner if we have any */
2844 i = -1;
2845 if (winners > 0)
2846 i = atnr_winner [rndm (winners)];
2847
2848 if (i >= 0 && i < NROFATTACKS && skin->resist[i] < 95)
2849 {
2850 /* resistance increased! */
2851 skin->resist[i]++;
2852 op->update_stats ();
2853
2854 op->statusmsg (format ("Your skin is now more resistant to %s!", change_resist_msg[i]));
2855 }
2856
2857 /* if this flesh contains a new ability focus, we mark it
2858 into the ability_force and it will take effect on next level */
2859 if (meal->last_eat > 0 && atnr_is_dragon_enabled (meal->last_eat) && meal->last_eat != abil->last_eat)
2860 {
2861 abil->last_eat = meal->last_eat; /* write: last_eat <new attnr focus> */
2862
2863 if (meal->last_eat != abil->stats.exp)
2864 op->statusmsg (format (
2865 "Your metabolism prepares to focus on %s!\n"
2866 "The change will happen at level %d.",
2867 change_resist_msg[meal->last_eat],
2868 abil->level + 1
2869 ));
2870 else
2871 {
2872 op->statusmsg (format ("Your metabolism will continue to focus on %s.", change_resist_msg[meal->last_eat]));
2873 abil->last_eat = 0;
2874 }
2875 }
2876
2877 return 1;
2878}
2879
2880/**
2881 * op eats food.
2882 * If player, takes care of messages and dragon special food.
2883 */
2884static void
2885apply_food (object *op, object *tmp)
2886{
2887 int capacity_remaining;
2888
2889 if (op->type != PLAYER)
2890 op->stats.hp = op->stats.maxhp;
2891 else
2892 {
2893 /* check if this is a dragon (player), eating some flesh */
2894 if (tmp->type == FLESH && op->is_dragon () && dragon_eat_flesh (op, tmp))
2895 ;
2896 else
2897 {
2898 /* usual case - no dragon meal: */
2899 if (op->stats.food + tmp->stats.food > MAX_FOOD)
2900 {
2901 if (tmp->type == FOOD || tmp->type == FLESH)
2902 op->failmsg ("You feel full, but what a waste of food!");
2903 else
2904 op->statusmsg ("Most of the drink goes down your face not your throat!");
2905 }
2906
2907 tmp->play_sound (
2908 tmp->sound
2909 ? tmp->sound
2910 : tmp->type == DRINK
2911 ? sound_find ("eat_drink")
2912 : sound_find ("eat_food")
2913 );
2914
2915 if (!tmp->flag [FLAG_CURSED])
2916 {
2917 const char *buf;
2918
2919 if (!op->is_dragon ())
2920 {
2921 /* eating message for normal players */
2922 if (tmp->type == DRINK)
2923 buf = format ("Ahhh...that %s tasted good.", &tmp->name);
2924 else
2925 buf = format ("The %s tasted %s", &tmp->name, tmp->type == FLESH ? "terrible!" : "good.");
2926 }
2927 else
2928 /* eating message for dragon players */
2929 buf = format ("The %s tasted terrible!", &tmp->name);
2930
2931 op->statusmsg (buf);
2932
2933 capacity_remaining = MAX_FOOD - op->stats.food;
2934 op->stats.food += tmp->stats.food;
2935 if (capacity_remaining < tmp->stats.food)
2936 op->stats.hp += capacity_remaining / 50;
2937 else
2938 op->stats.hp += tmp->stats.food / 50;
2939
2940 min_it (op->stats.hp, op->stats.maxhp);
2941 min_it (op->stats.food, MAX_FOOD);
2942 }
2943
2944 /* special food hack -b.t. */
2945 if (tmp->title || tmp->flag [FLAG_CURSED])
2946 eat_special_food (op, tmp);
2947 }
2948 }
2949
2950 handle_apply_yield (tmp);
2951 tmp->decrease ();
2952}
2953
2954/**
2955 * Handles applying an improve armor scroll.
2956 * Does some sanity checks, then calls improve_armour.
2957 */
2958static void
2959apply_armour_improver (object *op, object *tmp)
2960{
2961 if (!op->flag [FLAG_WIZCAST] && (get_map_flags (op->map, 0, op->x, op->y, 0, 0) & P_NO_MAGIC))
2962 {
2963 op->failmsg ("Something blocks the magic of the scroll. H<This area prevents magic effects.>");
2964 return;
2965 }
2966
2967 object *armor = op->mark ();
2968
2969 if (!armor)
2970 {
2971 op->failmsg ("You need to mark an armor object. Use the right mouse button popup or the mark command to do this.");
2972 return;
2973 }
2974
2975 if (armor->type != ARMOUR
2976 && armor->type != CLOAK
2977 && armor->type != BOOTS && armor->type != GLOVES && armor->type != BRACERS && armor->type != SHIELD && armor->type != HELMET)
2978 {
2979 op->failmsg ("Your marked item is not armour!\n");
2980 return;
2981 }
2982
2983 if (!op->apply (armor, AP_UNAPPLY))
2984 {
2985 op->failmsg ("You are unable to take off your armour to improve it!");
2986 return;
2987 }
2988
2989 op->statusmsg ("Applying armour enchantment.");
2990 improve_armour (op, tmp, armor);
2991}
2992
2993void
2994apply_poison (object *op, object *tmp)
2995{
2996 // need to do it now when it is still on the map
2997 handle_apply_yield (tmp);
2998
2999 object *poison = tmp->split (1);
3000
3001 if (op->type == PLAYER)
3002 {
3003 op->contr->play_sound (sound_find ("drink_poison"));
3004 op->failmsg ("Yech! That tasted poisonous!");
3005 op->contr->killer = poison;
3006 }
3007
3008 if (poison->stats.hp > 0)
3009 {
3010 LOG (llevDebug, "Trying to poison player/monster for %d hp\n", poison->stats.hp);
3011 hit_player (op, poison->stats.hp, tmp, AT_POISON, 1);
3012 }
3013
3014 op->stats.food -= op->stats.food / 4;
3015 poison->destroy ();
3016}
3017
3018/**
3019 * This function will try to apply a lighter and in case no lighter
3020 * is specified it will try to find a lighter in the players inventory,
3021 * and inform him about this requirement.
3022 *
3023 * who - the player
3024 * op - the item we want to light
3025 * lighter - the lighter or 0 if a lighter has yet to be found
3026 */
3027static object *
3028auto_apply_lighter (object *who, object *op, object *lighter)
3029{
3030 if (lighter == 0)
3031 {
3032 for (object *tmp = who->inv; tmp; tmp = tmp->below)
3033 {
3034 if (tmp->type == LIGHTER)
3035 {
3036 lighter = tmp;
3037 break;
3038 }
3039 }
3040
3041 if (!lighter)
3042 {
3043 who->failmsgf (
3044 "You can't light up the %s with your bare hands! "
3045 "H<You need a lighter in your inventory, for example a flint and steel.>",
3046 &op->name
3047 );
3048 return 0;
3049 }
3050 }
3051
3052 // last_eat == 0 means the lighter is not being used up!
3053 if (lighter->last_eat && lighter->stats.food)
3054 {
3055 /* lighter gets used up */
3056 lighter = lighter->split ();
3057 lighter->stats.food--;
3058 who->insert (lighter);
3059 }
3060 else if (lighter->last_eat)
3061 {
3062 /* no charges left in lighter */
3063 who->failmsgf (
3064 "You attempt to light the %s with a used up %s.",
3065 &op->name, &lighter->name
3066 );
3067 return 0;
3068 }
3069
3070 return lighter;
3071}
3072
3073/**
3074 * Designed primarily to light torches/lanterns/etc.
3075 * Also burns up burnable material too. First object in the inventory is
3076 * the selected object to "burn". -b.t.
3077 */
3078static void
3079apply_lighter (object *who, object *lighter)
3080{
3081 int is_player_env = 0;
3082
3083 if (object *item = who->mark ())
3084 {
3085 if (!auto_apply_lighter (who, item, lighter))
3086 return;
3087
3088 /* Perhaps we should split what we are trying to light on fire?
3089 * I can't see many times when you would want to light multiple
3090 * objects at once.
3091 */
3092
3093 save_throw_object (item, AT_FIRE, who);
3094
3095 if (item->destroyed ()
3096 || ((item->type == LAMP || item->type == TORCH)
3097 && item->glow_radius > 0))
3098 who->statusmsg (format (
3099 "You light the %s with the %s.",
3100 &item->name, &lighter->name
3101 ));
3102 else
3103 who->failmsgf (
3104 "You attempt to light the %s with the %s and fail.",
3105 &item->name, &lighter->name
3106 );
3107 }
3108 else
3109 who->failmsg ("You need to mark a lightable object.");
3110}
3111
3112/**
3113 * This function generates a cursed effect for cursed lamps and torches.
3114 */
3115static void
3116player_apply_lamp_cursed_effect (object *who, object *op)
3117{
3118 if (op->level)
3119 {
3120 who->failmsgf (
3121 "The %s was cursed, it explodes in a big fireball!",
3122 &op->name
3123 );
3124 create_exploding_ball_at (who, op->level);
3125 }
3126 else
3127 {
3128 who->failmsgf (
3129 "The %s was cursed, it crumbles to dust, at least it didn't explode.!",
3130 &op->name
3131 );
3132 }
3133
3134 op->destroy ();
3135}
3136
3137/**
3138 * Apply for players and lamps
3139 *
3140 * who - the player
3141 * op - the lamp
3142 */
3143static void
3144player_apply_lamp (object *who, object *op)
3145{
3146 bool switch_on = op->glow_radius ? false : true;
3147
3148 if (switch_on)
3149 {
3150 object *lighter = 0;
3151
3152 if (op->flag [FLAG_IS_LIGHTABLE]
3153 && !(lighter = auto_apply_lighter (who, op, 0)))
3154 return;
3155
3156 if (op->stats.food < 1)
3157 {
3158 if (op->type == LAMP)
3159 who->failmsgf (
3160 "The %s is out of fuel! "
3161 "H<Lamps and similar items need fuel. They cannot be refilled.>",
3162 &op->name
3163 );
3164 else
3165 who->failmsgf (
3166 "The %s is burnt out! "
3167 "H<Torches and similar items burn out and become worthless.>",
3168 &op->name
3169 );
3170 return;
3171 }
3172
3173 if (op->flag [FLAG_CURSED])
3174 {
3175 player_apply_lamp_cursed_effect (who, op);
3176 return;
3177 }
3178
3179 if (lighter)
3180 who->statusmsg (format (
3181 "You light up the %s with the %s.", &op->name, &lighter->name));
3182 else
3183 who->statusmsg (format ("You light up the %s.", &op->name));
3184 }
3185 else
3186 {
3187 if (op->flag [FLAG_CURSED])
3188 {
3189 player_apply_lamp_cursed_effect (who, op);
3190 return;
3191 }
3192
3193 if (op->type == TORCH)
3194 {
3195 if (!op->flag [FLAG_IS_LIGHTABLE])
3196 {
3197 who->statusmsg (format (
3198 "You put out the %s. "
3199 "H<The %s can't be used anymore, as it can't be lighted up again.>",
3200 &op->name, &op->name));
3201 }
3202 else
3203 who->statusmsg (format (
3204 "You put out the %s."
3205 "H<Torches wear out if you put them out.>",
3206 &op->name));
3207 }
3208 else
3209 who->statusmsg (format ("You turn off the %s.", &op->name));
3210 }
3211
3212 apply_lamp (op, switch_on);
3213}
3214
3215void get_animation_from_arch (object *op, arch_ptr a)
3216{
3217 op->animation_id = a->animation_id;
3218 op->flag [FLAG_IS_TURNABLE] = a->flag [FLAG_IS_TURNABLE];
3219 op->flag [FLAG_ANIMATE] = a->flag [FLAG_ANIMATE];
3220 op->anim_speed = a->anim_speed;
3221 op->last_anim = 0;
3222 op->state = 0;
3223 op->face = a->face;
3224
3225 if (NUM_ANIMATIONS(op) > 1)
3226 {
3227 SET_ANIMATION(op, 0);
3228 animate_object (op, op->direction);
3229 }
3230 else
3231 update_object (op, UP_OBJ_FACE);
3232}
3233
3234/**
3235 * Apply for LAMPs and TORCHes.
3236 *
3237 * op - the lamp
3238 * switch_on - a flag which says whether the lamp should be switched on or off
3239 */
3240void apply_lamp (object *op, bool switch_on)
3241{
3242 op->set_glow_radius (switch_on ? op->range : 0);
3243 op->set_speed (switch_on ? op->arch->speed : 0);
3244
3245 // torches wear out if you put them out
3246 if (op->type == TORCH && !switch_on)
3247 {
3248 if (op->flag [FLAG_IS_LIGHTABLE])
3249 {
3250 op->stats.food -= (double) op->arch->stats.food / 15;
3251 if (op->stats.food < 0)
3252 op->stats.food = 0;
3253 }
3254 else
3255 op->stats.food = 0;
3256 }
3257
3258 // lamps and torched get worthless when used up
3259 if (op->stats.food <= 0)
3260 op->value = 0;
3261
3262 // FIXME: This is a hack to make the more sane torches and lamps
3263 // still animated ;-/
3264 if (op->other_arch)
3265 get_animation_from_arch (op, switch_on ? op->other_arch : op->arch);
3266
3267 if (object *pl = op->visible_to ())
3268 esrv_update_item (UPD_ANIM | UPD_FACE | UPD_NAME, pl, op);
3269}
3270
3271/**
3272 * This handles items of type 'transformer'.
3273 * Basically those items, used with a marked item, transform both items into something
3274 * else.
3275 * "Transformer" item has food decreased by 1, removed if 0 (0 at start means illimited)..
3276 * Change information is contained in the 'slaying' field of the marked item.
3277 * The format is as follow: transformer:[number ]yield[;transformer:...].
3278 * This way an item can be transformed in many things, and/or many objects.
3279 * The 'slaying' field for transformer is used as verb for the action.
3280 */
3281static void
3282apply_item_transformer (object *pl, object *transformer)
3283{
3284 object *new_item;
3285 const char *find;
3286 char *separator;
3287 int yield;
3288 char got[MAX_BUF];
3289 int len;
3290
3291 if (!pl || !transformer)
3292 return;
3293
3294 object *marked = pl->mark ();
3295
3296 if (!marked)
3297 {
3298 pl->failmsgf ("Use the %s with what item?", query_name (transformer));
3299 return;
3300 }
3301
3302 if (!marked->slaying)
3303 {
3304 pl->failmsgf ("You can't use the %s with your %s!", query_name (transformer), query_name (marked));
3305 return;
3306 }
3307
3308 /* check whether they are compatible or not */
3309 find = strstr (&marked->slaying, transformer->arch->archname);
3310 if (!find || (*(find + strlen (transformer->arch->archname)) != ':'))
3311 {
3312 pl->failmsgf ("You can't use the %s with your %s!", query_name (transformer), query_name (marked));
3313 return;
3314 }
3315
3316 find += strlen (transformer->arch->archname) + 1;
3317 /* Item can be used, now find how many and what it yields */
3318 if (isdigit (*(find)))
3319 {
3320 yield = atoi (find);
3321 if (yield < 1)
3322 {
3323 LOG (llevDebug, "apply_item_transformer: item %s has slaying-yield %d.", query_base_name (marked, 0), yield);
3324 yield = 1;
3325 }
3326 }
3327 else
3328 yield = 1;
3329
3330 while (isdigit (*find))
3331 find++;
3332
3333 while (*find == ' ')
3334 find++;
3335
3336 memset (got, 0, MAX_BUF);
3337
3338 if ((separator = (char *) strchr (find, ';')))
3339 len = separator - find;
3340 else
3341 len = strlen (find);
3342
3343 min_it (len, MAX_BUF - 1);
3344
3345 strcpy (got, find);
3346 got[len] = '\0';
3347
3348 /* Now create new item, remove used ones when required. */
3349 new_item = get_archetype (got);
3350 if (!new_item)
3351 {
3352 pl->failmsgf ("This %s is strange, better to not use it.", query_base_name (marked, 0));
3353 return;
3354 }
3355
3356 new_item->nrof = yield;
3357
3358 pl->statusmsg (format ("You %s the %s.", &transformer->slaying, query_base_name (marked, 0)));
3359
3360 pl->insert (new_item);
3361 /* Eat up one item */
3362 marked->decrease ();
3363
3364 /* Eat one transformer if needed */
3365 if (transformer->stats.food)
3366 if (--transformer->stats.food == 0)
3367 transformer->decrease ();
3368}
3369
3370/**
3371 * Main apply handler.
3372 *
3373 * Checks for unpaid items before applying.
3374 *
3375 * Return value is currently not used
3376 *
3377 * who is the object that is causing object to be applied, op is the object
3378 * being applied.
3379 *
3380 * aflag is special (always apply/unapply) flags. Nothing is done with
3381 * them in this function - they are passed to apply_special
3382 */
3383static bool
3384manual_apply (object *who, object *op, int aflag)
3385{
3386 op = op->head_ ();
3387
3388 if (op->flag [FLAG_UNPAID] && !op->flag [FLAG_APPLIED])
3389 {
3390 if (who->contr)
3391 {
3392 examine (who, op);
3393 //who->failmsg ("You should pay for it first! H<You cannot use items marked as unpaid.>");//TODO remove
3394 return 1;
3395 }
3396 else
3397 return 0; /* monsters just skip unpaid items */
3398 }
3399
3400 if (INVOKE_OBJECT (APPLY, op, ARG_OBJECT (who)))
3401 return RESULT_INT (0);
3402 else if (apply_types_inv_only [op->type])
3403 {
3404 // special item, using slot system, needs to be in inv
3405 if (op->env == who)
3406 return apply_special (who, op, aflag);
3407
3408 who->failmsgf ("You must get it first! H<You can only apply the %s if it is in your inventory.>\n", query_name (op));
3409 }
3410 else if (!who->contr && apply_types_player_only [op->type])
3411 return 0; // monsters shouldn't try to apply player-only stuff
3412 else if (apply_types [op->type])
3413 {
3414 // ordinary stuff, may be on the floor
3415 switch (op->type)
3416 {
3417 case T_HANDLE:
3418 who->play_sound (sound_find ("turn_handle"));
3419 who->statusmsg ("You turn the handle.");
3420 op->value = op->value ? 0 : 1;
3421 SET_ANIMATION (op, op->value);
3422 update_object (op, UP_OBJ_FACE);
3423 push_button (op, who);
3424 break;
3425
3426 case TRIGGER:
3427 if (check_trigger (op, who, who))
3428 {
3429 who->statusmsg ("You turn the handle.");
3430 who->play_sound (sound_find ("turn_handle"));
3431 }
3432 else
3433 who->failmsg ("The handle doesn't move.");
3434
3435 break;
3436
3437 case EXIT:
3438 if (!EXIT_PATH (op))
3439 who->failmsgf ("The %s is closed. H<And will stay closed, until somebody fires up the map editor and adds it.>", query_name (op));
3440 else
3441 {
3442 /* Don't display messages for random maps. */
3443 if (op->msg && EXIT_PATH (op) != shstr_random_map_exit)
3444 who->statusmsg (op->msg, NDI_NAVY);
3445
3446 who->enter_exit (op);
3447 }
3448
3449 break;
3450
3451 case INSCRIBABLE:
3452 who->statusmsg (op->msg);
3453 // maybe show a spell menu to chose from or something like that
3454 break;
3455
3456 case SIGN:
3457 apply_sign (who, op, 0);
3458 break;
3459
3460 case BOOK:
3461 apply_book (who, op);
3462 break;
3463
3464 case SKILLSCROLL:
3465 apply_skillscroll (who, op);
3466 break;
3467
3468 case SPELLBOOK:
3469 apply_spellbook (who, op);
3470 break;
3471
3472 case SCROLL:
3473 apply_scroll (who, op, 0);
3474 break;
3475
3476 case POTION:
3477 apply_potion (who, op);
3478 break;
3479
3480 /* Eneq(@csd.uu.se): Handle apply on containers. */
3481 //TODO: remove, as it is unsed?
3482 case CLOSE_CON:
3483 apply_container (who, op->env);
3484 break;
3485
3486 case CONTAINER:
3487 apply_container (who, op);
3488 break;
3489
3490 case TREASURE:
3491 apply_treasure (who, op);
3492 break;
3493
3494 case LAMP:
3495 case TORCH:
3496 player_apply_lamp (who, op);
3497 break;
3498
3499 case DRINK:
3500 case FOOD:
3501 case FLESH:
3502 apply_food (who, op);
3503 break;
3504
3505 case POISON:
3506 apply_poison (who, op);
3507 break;
3508
3509 case SAVEBED:
3510 break;
3511
3512 case ARMOUR_IMPROVER:
3513 apply_armour_improver (who, op);
3514 break;
3515
3516 case WEAPON_IMPROVER:
3517 check_improve_weapon (who, op);
3518 break;
3519
3520 case CLOCK:
3521 {
3522 char buf[MAX_BUF];
3523 timeofday_t tod;
3524
3525 get_tod (&tod);
3526 who->play_sound (sound_find ("sound_clock"));
3527 who->statusmsg (format (
3528 "It is %d minute%s past %d o'clock %s",
3529 tod.minute + 1, ((tod.minute + 1 < 2) ? "" : "s"),
3530 ((tod.hour % 14 == 0) ? 14 : ((tod.hour) % 14)), ((tod.hour >= 14) ? "pm" : "am")
3531 ));
3532 }
3533 break;
3534
3535 case MENU:
3536 shop_listing (op, who);
3537 break;
3538
3539 case POWER_CRYSTAL:
3540 apply_power_crystal (who, op); /* see egoitem.c */
3541 break;
3542
3543 case LIGHTER: /* for lighting torches/lanterns/etc */
3544 apply_lighter (who, op);
3545 break;
3546
3547 case ITEM_TRANSFORMER:
3548 apply_item_transformer (who, op);
3549 break;
3550 }
3551
3552 return 1;
3553 }
3554 else
3555 {
3556 who->statusmsg (format ("I don't know how to apply the %s.", query_name (op)));
3557 return 0;
3558 }
3559}
3560
3561/**
3562 * player_apply_below attempts to apply the object 'below' the player.
3563 * If the player has an open container, we use that for below, otherwise
3564 * we use the ground.
3565 */
3566void
3567player_apply_below (object *pl)
3568{
3569 object *top = pl->container_ () ? pl->container_ ()->inv : pl->below;
3570
3571 /* If using a container, set the starting item to be the top
3572 * item in the container. Otherwise, use the map.
3573 */
3574
3575 // first try to apply "applyables"
3576 for (object *tmp = top; tmp; tmp = tmp->below)
3577 if (!tmp->invisible && apply_types [tmp->type])
3578 {
3579 // If it is visible, player can apply it.
3580 pl->apply (tmp);
3581 return;
3582 }
3583
3584 while (top && top->invisible)
3585 top = top->below;
3586
3587 if (!top || top->flag [FLAG_IS_FLOOR])
3588 pl->failmsg ("You inspect this space, but find no way to apply anything. "
3589 "H<There is nothing here that you can apply.>");
3590 else
3591 // next, try to explain the topmost object
3592 switch (top->type)
3593 {
3594 // TODO: all this should move to examine
3595 case ALTAR:
3596 case IDENTIFY_ALTAR:
3597 case TRIGGER_ALTAR:
3598 case CONVERTER:
3599 //case TRIGGER_PEDESTAL:
3600 pl->failmsgf (
3601 "You see no obvious mechanism on the %s."
3602 "H<You have to drop one or more specific items here.>",
3603 query_short_name (top)
3604 );
3605 break;
3606
3607 case BUTTON:
3608 case TRIGGER_BUTTON:
3609 pl->failmsgf (
3610 "The %s looks as if you could activate it with somehting heavy. "
3611 "H<You must put enough items here to activate it.>",
3612 query_short_name (top)
3613 );
3614 break;
3615
3616 default:
3617 examine (pl, top);
3618 break;
3619 }
3620}
3621
3622// saner interface, returns successful status
3623bool
3624object::apply (object *ob, int aflags)
3625{
3626 if (!ob) // simplifies a lot of callers
3627 return true;
3628
3629 if (contr)
3630 {
3631 if (!ob->env && (move_type & MOVE_FLYING))
3632 {
3633 /* player is flying and applying object not in inventory */
3634 if (!flag [FLAG_WIZ] && !(ob->move_type & MOVE_FLYING))
3635 {
3636 failmsg ("But you are floating high above the ground! "
3637 "H<You have to stop levitating first, if you can, either by using your levitation skill, "
3638 "or waiting till the levitation effect wears off.>");
3639 return 0;
3640 }
3641 }
3642
3643 contr->last_used = ob;
3644 }
3645
3646 bool want_apply =
3647 aflags & AP_APPLY ? true
3648 : aflags & AP_UNAPPLY ? false
3649 : !ob->flag [FLAG_APPLIED]; // AP_TOGGLE
3650
3651 object_ptr *slot = 0;
3652
3653 // detect the slot, if this is a player
3654 if (contr && !(aflags & AP_NO_SLOT))
3655 {
3656 object *oslot;
3657
3658 switch (ob->type)
3659 {
3660 case WEAPON:
3661 slot = &contr->combat_ob;
3662 oslot = contr->ranged_ob;
3663 break;
3664
3665 case BOW:
3666 case RANGED:
3667 case SPELL:
3668 case WAND:
3669 case ROD:
3670 case HORN:
3671 case BUILDER:
3672 slot = &contr->ranged_ob;
3673 oslot = contr->combat_ob;
3674 break;
3675
3676 // oh, the humanity
3677 case SKILL:
3678 if (aflags & AP_NO_SLOT)
3679 break;
3680
3681 if (skill_flags [ob->subtype] & SF_NEED_ITEM)
3682 break;
3683
3684 if (skill_flags [ob->subtype] & SF_COMBAT)
3685 {
3686 slot = &contr->combat_ob;
3687 oslot = contr->ranged_ob;
3688 }
3689 else if (skill_flags [ob->subtype] & SF_RANGED)
3690 {
3691 slot = &contr->ranged_ob;
3692 oslot = contr->combat_ob;
3693 }
3694
3695 break;
3696 }
3697
3698 // now handle slot exclusions
3699 if (slot)
3700 {
3701 // only one slot can be active
3702 if (want_apply)
3703 {
3704 // clear slot unless we are in it already
3705 if (*slot != ob)
3706 apply (*slot, AP_UNAPPLY);
3707
3708 // unapply other slot, because we want to become active
3709 apply (oslot, AP_UNAPPLY);
3710 }
3711
3712 // clear item from slot if applied
3713 if (!want_apply && current_weapon == ob)
3714 current_weapon = 0;
3715 }
3716 }
3717
3718 if (ob->flag [FLAG_APPLIED] != want_apply)
3719 manual_apply (this, ob, aflags);
3720
3721 if (ob->flag [FLAG_APPLIED] != want_apply)
3722 return false;
3723
3724 if (slot && want_apply)
3725 current_weapon = *slot = ob;
3726
3727 return true;
3688} 3728}
3689 3729
3690/** 3730/**
3691 * Map was just loaded, handle op's initialisation. 3731 * Map was just loaded, handle op's initialisation.
3692 * 3732 *
… …
3696auto_apply (object *op) 3736auto_apply (object *op)
3697{ 3737{
3698 object *tmp = NULL, *tmp2; 3738 object *tmp = NULL, *tmp2;
3699 int i; 3739 int i;
3700 3740
3701 CLEAR_FLAG (op, FLAG_AUTO_APPLY); 3741 op->clr_flag (FLAG_AUTO_APPLY);
3702 3742
3703 switch (op->type) 3743 switch (op->type)
3704 { 3744 {
3705 case SHOP_FLOOR: 3745 case SHOP_FLOOR:
3706 if (!op->has_random_items ()) 3746 if (!op->has_random_items ())
… …
3716 == NULL && --i); 3756 == NULL && --i);
3717 3757
3718 if (tmp == NULL) 3758 if (tmp == NULL)
3719 return 0; 3759 return 0;
3720 3760
3721 if (QUERY_FLAG (tmp, FLAG_CURSED) || QUERY_FLAG (tmp, FLAG_DAMNED)) 3761 if (tmp->flag [FLAG_CURSED] || tmp->flag [FLAG_DAMNED])
3722 { 3762 {
3723 tmp->destroy (); 3763 tmp->destroy ();
3724 tmp = NULL; 3764 tmp = NULL;
3725 } 3765 }
3726 } 3766 }
3727 while (!tmp); 3767 while (!tmp);
3728 3768
3729 tmp->x = op->x; 3769 tmp->x = op->x;
3730 tmp->y = op->y; 3770 tmp->y = op->y;
3731 SET_FLAG (tmp, FLAG_UNPAID); 3771 tmp->set_flag (FLAG_UNPAID);
3732 insert_ob_in_map (tmp, op->map, NULL, 0); 3772 insert_ob_in_map (tmp, op->map, NULL, 0);
3733 identify (tmp); 3773 identify (tmp);
3734 break; 3774 break;
3735 3775
3736 case TREASURE: 3776 case TREASURE:
3737 if (QUERY_FLAG (op, FLAG_IS_A_TEMPLATE)) 3777 if (op->flag [FLAG_IS_A_TEMPLATE])
3738 return 0; 3778 return 0;
3739 3779
3740 while (op->stats.hp-- > 0) 3780 while (op->stats.hp-- > 0)
3741 create_treasure (op->randomitems, op, op->map ? GT_ENVIRONMENT : 0, 3781 create_treasure (op->randomitems, op, op->map ? GT_ENVIRONMENT : 0,
3742 op->stats.exp ? (int) op->stats.exp : op->map == NULL ? 14 : op->map->difficulty, 0); 3782 op->stats.exp ? (int) op->stats.exp : op->map == NULL ? 14 : op->map->difficulty, 0);
… …
3780 3820
3781 for (invtmp = tmp->inv; invtmp; invtmp = invnext) 3821 for (invtmp = tmp->inv; invtmp; invtmp = invnext)
3782 { 3822 {
3783 invnext = invtmp->below; 3823 invnext = invtmp->below;
3784 3824
3785 if (QUERY_FLAG (invtmp, FLAG_AUTO_APPLY)) 3825 if (invtmp->flag [FLAG_AUTO_APPLY])
3786 auto_apply (invtmp); 3826 auto_apply (invtmp);
3787 else if (invtmp->type == TREASURE && invtmp->has_random_items ()) 3827 else if (invtmp->type == TREASURE && invtmp->has_random_items ())
3788 { 3828 {
3789 while (invtmp->stats.hp-- > 0) 3829 while (invtmp->stats.hp-- > 0)
3790 create_treasure (invtmp->randomitems, invtmp, 0, difficulty, 0); 3830 create_treasure (invtmp->randomitems, invtmp, 0, difficulty, 0);
… …
3815 if (tmp->type == WAND || tmp->type == ROD || tmp->type == SCROLL 3855 if (tmp->type == WAND || tmp->type == ROD || tmp->type == SCROLL
3816 || tmp->type == HORN || tmp->type == FIREWALL || tmp->type == POTION || tmp->type == ALTAR || tmp->type == SPELLBOOK) 3856 || tmp->type == HORN || tmp->type == FIREWALL || tmp->type == POTION || tmp->type == ALTAR || tmp->type == SPELLBOOK)
3817 tmp->randomitems = NULL; 3857 tmp->randomitems = NULL;
3818 } 3858 }
3819 3859
3820 if (QUERY_FLAG (tmp, FLAG_AUTO_APPLY)) 3860 if (tmp->flag [FLAG_AUTO_APPLY])
3821 auto_apply (tmp); 3861 auto_apply (tmp);
3822 else if ((tmp->type == TREASURE || (tmp->type == CONTAINER)) && tmp->has_random_items ()) 3862 else if ((tmp->type == TREASURE || (tmp->type == CONTAINER)) && tmp->has_random_items ())
3823 { 3863 {
3824 while ((tmp->stats.hp--) > 0) 3864 while ((tmp->stats.hp--) > 0)
3825 create_treasure (tmp->randomitems, tmp, 0, difficulty, 0); 3865 create_treasure (tmp->randomitems, tmp, 0, difficulty, 0);
… …
3827 } 3867 }
3828 else if (tmp->type == TIMED_GATE) 3868 else if (tmp->type == TIMED_GATE)
3829 { 3869 {
3830 object *head = tmp->head != NULL ? tmp->head : tmp; 3870 object *head = tmp->head != NULL ? tmp->head : tmp;
3831 3871
3832 if (QUERY_FLAG (head, FLAG_IS_LINKED)) 3872 if (head->flag [FLAG_IS_LINKED])
3833 tmp->set_speed (0); 3873 tmp->set_speed (0);
3834 } 3874 }
3835 /* This function can be called everytime a map is loaded, even when 3875 /* This function can be called everytime a map is loaded, even when
3836 * swapping back in. As such, we don't want to create the treasure 3876 * swapping back in. As such, we don't want to create the treasure
3837 * over and ove again, so after we generate the treasure, blank out 3877 * over and ove again, so after we generate the treasure, blank out
… …
3926 } 3966 }
3927 3967
3928 /* check for hp, sp change */ 3968 /* check for hp, sp change */
3929 if (food->stats.hp != 0) 3969 if (food->stats.hp != 0)
3930 { 3970 {
3931 if (QUERY_FLAG (food, FLAG_CURSED)) 3971 if (food->flag [FLAG_CURSED])
3932 { 3972 {
3933 who->contr->killer = food; 3973 who->contr->killer = food;
3934 hit_player (who, food->stats.hp, food, AT_POISON, 1); 3974 hit_player (who, food->stats.hp, food, AT_POISON, 1);
3935 who->failmsg ("Eck!...that was poisonous!"); 3975 who->failmsg ("Eck!...that was poisonous!");
3936 } 3976 }
… …
3945 } 3985 }
3946 } 3986 }
3947 3987
3948 if (food->stats.sp != 0) 3988 if (food->stats.sp != 0)
3949 { 3989 {
3950 if (QUERY_FLAG (food, FLAG_CURSED)) 3990 if (food->flag [FLAG_CURSED])
3951 { 3991 {
3952 who->failmsg ("You are drained of mana!"); 3992 who->failmsg ("You are drained of mana!");
3953 who->stats.sp -= food->stats.sp; 3993 who->stats.sp -= food->stats.sp;
3954 if (who->stats.sp < 0) 3994 if (who->stats.sp < 0)
3955 who->stats.sp = 0; 3995 who->stats.sp = 0;
… …
4038 pl->animation_id = change->animation_id; 4078 pl->animation_id = change->animation_id;
4039 pl->flag [FLAG_ANIMATE] = change->flag [FLAG_ANIMATE]; 4079 pl->flag [FLAG_ANIMATE] = change->flag [FLAG_ANIMATE];
4040 } 4080 }
4041 4081
4042 /* check the special case of can't use weapons */ 4082 /* check the special case of can't use weapons */
4043 /*if(QUERY_FLAG(change,FLAG_USE_WEAPON)) CLEAR_FLAG(pl,FLAG_USE_WEAPON); */ 4083 /*if(change->flag [FLAG_USE_WEAPON]) pl->clr_flag (FLAG_USE_WEAPON); */
4044 if (change->name == shstr_monk) 4084 if (change->name == shstr_monk)
4045 CLEAR_FLAG (pl, FLAG_USE_WEAPON); 4085 pl->clr_flag (FLAG_USE_WEAPON);
4046 4086
4047 break; 4087 break;
4048 } 4088 }
4049 } 4089 }
4050} 4090}

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