1 |
/* |
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* This file is part of Deliantra, the Roguelike Realtime MMORPG. |
3 |
* |
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* Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
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* Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team |
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* Copyright (©) 1992,2007 Frank Tore Johansen |
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* |
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* Deliantra is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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* |
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* The authors can be reached via e-mail to <support@deliantra.net> |
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*/ |
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|
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/** |
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* \file |
26 |
* Client/server logic. |
27 |
* |
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* \date 2003-12-02 |
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* |
30 |
* This contains item logic for client/server. It doesn't contain |
31 |
* the actual commands that send the data, but does contain |
32 |
* the logic for what items should be sent. |
33 |
*/ |
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|
35 |
#include <global.h> |
36 |
#include <object.h> |
37 |
#include <sproto.h> |
38 |
|
39 |
/** This is the maximum number of bytes we expect any one item to take up */ |
40 |
#define MAXITEMLEN 300 |
41 |
|
42 |
#if 0 |
43 |
tag_t |
44 |
client_container::tag () const |
45 |
{ |
46 |
switch (type) |
47 |
{ |
48 |
case CC_INVENTORY: |
49 |
return ns->pl->count; |
50 |
case CC_MAPSPACE: |
51 |
return 0; |
52 |
case CC_CONTAINER: |
53 |
return env->count; |
54 |
} |
55 |
|
56 |
abort (); |
57 |
} |
58 |
|
59 |
void |
60 |
client_container::clear () |
61 |
{ |
62 |
switch (type) |
63 |
{ |
64 |
case CC_INVENTORY: |
65 |
abort (); |
66 |
|
67 |
case CC_MAPSPACE: |
68 |
case CC_CONTAINER: |
69 |
ns->send_packet_printf ("delinv %d", tag ()); |
70 |
break; |
71 |
} |
72 |
|
73 |
for (iterator i = begin (); i != end (); ++i) |
74 |
i->op->seen_by = 0; |
75 |
|
76 |
vector< refitem, slice_allocator<refitem> >::clear (); |
77 |
} |
78 |
|
79 |
inline iterator |
80 |
client_container::merge_item (iterator i, object *op) |
81 |
{ |
82 |
if (i != end () && i->op == op) |
83 |
return ++i; |
84 |
|
85 |
if (op->seen_by) |
86 |
return; // seen by another entity already |
87 |
|
88 |
op->seen_by = this; |
89 |
|
90 |
refitem ref; |
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ref.op = op; |
92 |
|
93 |
return insert (i, ref); |
94 |
} |
95 |
|
96 |
void |
97 |
client_container::update (int offset) |
98 |
{ |
99 |
iterator i = begin (); |
100 |
|
101 |
switch (type) |
102 |
{ |
103 |
case CC_INVENTORY: |
104 |
case CC_CONTAINER: |
105 |
{ |
106 |
object *env = type == CC_INVENTORY |
107 |
? ns->pl->ob |
108 |
: this->env; |
109 |
|
110 |
// pass 1, erase all objects no longer in container |
111 |
for (iterator j = begin (); j != end (); ++j) |
112 |
if (j->op->env != env) |
113 |
{ |
114 |
j->op->seen_by = 0; |
115 |
erase (j); |
116 |
} |
117 |
|
118 |
// pass 2 merge items |
119 |
for (object *op = env->inv; op; op = op->below) |
120 |
{ |
121 |
if (--offset < 0) |
122 |
i = merge_item (i, op); |
123 |
else if (offset < -FLOORBOX_PAGESIZE) |
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break; |
125 |
} |
126 |
} |
127 |
break; |
128 |
|
129 |
case CC_MAPSPACE: |
130 |
{ |
131 |
// pass 1, erase all objects no longer on space |
132 |
for (iterator j = begin (); j != end (); ++j) |
133 |
if (j->op->x != x || j->op->y != y || j->op->map != map) |
134 |
{ |
135 |
j->op->seen_by = 0; |
136 |
erase (j); |
137 |
} |
138 |
|
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// pass 2 merge items |
140 |
for (object *op = GET_MAP_OB (map, x, y); op; op = op->above) |
141 |
{ |
142 |
if (--offset < 0) |
143 |
i = merge_item (i, op); |
144 |
else if (offset < -FLOORBOX_PAGESIZE) |
145 |
break; |
146 |
} |
147 |
} |
148 |
break; |
149 |
} |
150 |
|
151 |
// pass 3, erase all extra items |
152 |
for (iterator j = i; j != end (); ++j) |
153 |
j->op->seen_by = 0; |
154 |
|
155 |
if (i != end ()) |
156 |
erase (i, end ()); |
157 |
} |
158 |
|
159 |
void |
160 |
client_container::set_mapspace (maptile *map, int x, int y) |
161 |
{ |
162 |
if (type == CC_MAPSPACE |
163 |
&& this->map == map |
164 |
&& this->x == x |
165 |
&& this->y == y) |
166 |
return; |
167 |
|
168 |
clear (); |
169 |
|
170 |
type = CC_MAPSPACE; |
171 |
this->map = map; |
172 |
this->x = x; |
173 |
this->y = y; |
174 |
} |
175 |
|
176 |
void |
177 |
client_container::set_container (object *env) |
178 |
{ |
179 |
} |
180 |
#endif |
181 |
|
182 |
/******************************************************************************* |
183 |
* |
184 |
* Functions related to sending object data to the client. |
185 |
* |
186 |
******************************************************************************/ |
187 |
|
188 |
/** |
189 |
* This is a similar to query_name, but returns flags |
190 |
* to be sent to client. |
191 |
*/ |
192 |
unsigned int |
193 |
query_flags (object *op) |
194 |
{ |
195 |
unsigned int flags = 0; |
196 |
|
197 |
if (QUERY_FLAG (op, FLAG_APPLIED)) |
198 |
switch (op->type) |
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{ |
200 |
case BOW: |
201 |
case WAND: |
202 |
case ROD: |
203 |
case HORN: |
204 |
flags = a_readied; |
205 |
break; |
206 |
case WEAPON: |
207 |
flags = a_wielded; |
208 |
break; |
209 |
case SKILL: |
210 |
case ARMOUR: |
211 |
case HELMET: |
212 |
case SHIELD: |
213 |
case RING: |
214 |
case BOOTS: |
215 |
case GLOVES: |
216 |
case AMULET: |
217 |
case GIRDLE: |
218 |
case BRACERS: |
219 |
case CLOAK: |
220 |
flags = a_worn; |
221 |
break; |
222 |
case CONTAINER: |
223 |
flags = a_active; |
224 |
break; |
225 |
default: |
226 |
flags = a_applied; |
227 |
break; |
228 |
} |
229 |
|
230 |
if (op->type == CONTAINER && ((op->env && op->env->container == op) || (!op->env && QUERY_FLAG (op, FLAG_APPLIED)))) |
231 |
flags |= F_OPEN; |
232 |
|
233 |
if (QUERY_FLAG (op, FLAG_KNOWN_CURSED)) |
234 |
{ |
235 |
if (QUERY_FLAG (op, FLAG_DAMNED)) |
236 |
flags |= F_DAMNED; |
237 |
else if (QUERY_FLAG (op, FLAG_CURSED)) |
238 |
flags |= F_CURSED; |
239 |
} |
240 |
|
241 |
if (QUERY_FLAG (op, FLAG_KNOWN_MAGICAL) && !QUERY_FLAG (op, FLAG_IDENTIFIED)) |
242 |
flags |= F_MAGIC; |
243 |
if (QUERY_FLAG (op, FLAG_UNPAID)) |
244 |
flags |= F_UNPAID; |
245 |
if (QUERY_FLAG (op, FLAG_INV_LOCKED)) |
246 |
flags |= F_LOCKED; |
247 |
|
248 |
return flags; |
249 |
} |
250 |
|
251 |
/* Used in the send_look to put object head into packet |
252 |
* sl for socket ns. Need socket to know if we need to send |
253 |
* animation of face to the client. |
254 |
*/ |
255 |
static void |
256 |
add_object_to_socklist (client &ns, packet &sl, object *head) |
257 |
{ |
258 |
int flags, len, anim_speed; |
259 |
char item_n[MAX_BUF]; |
260 |
const char *item_p; |
261 |
|
262 |
flags = query_flags (head); |
263 |
if (QUERY_FLAG (head, FLAG_NO_PICK)) |
264 |
flags |= F_NOPICK; |
265 |
|
266 |
ns.send_face (head->face, -50); |
267 |
ns.flush_fx (); |
268 |
|
269 |
if (QUERY_FLAG (head, FLAG_ANIMATE) && !ns.anims_sent[head->animation_id]) |
270 |
ns.send_animation (head->animation_id); |
271 |
|
272 |
sl << uint32 (head->count) |
273 |
<< uint32 (flags) |
274 |
<< uint32 (QUERY_FLAG (head, FLAG_NO_PICK) ? -1 : head->client_weight ()) |
275 |
<< uint32 (head->face); |
276 |
|
277 |
if (!head->custom_name) |
278 |
{ |
279 |
strncpy (item_n, query_base_name (head, 0), 127); |
280 |
item_n[127] = 0; |
281 |
len = strlen (item_n); |
282 |
item_p = query_base_name (head, 1); |
283 |
} |
284 |
else |
285 |
{ |
286 |
strncpy (item_n, head->custom_name, 127); |
287 |
item_n[127] = 0; |
288 |
len = strlen (item_n); |
289 |
item_p = head->custom_name; |
290 |
} |
291 |
|
292 |
strncpy (item_n + len + 1, item_p, 127); |
293 |
item_n[254] = 0; |
294 |
len += strlen (item_n + 1 + len) + 1; |
295 |
|
296 |
sl << data8 (item_n, len) |
297 |
<< uint16 (head->animation_id); |
298 |
|
299 |
anim_speed = 0; |
300 |
if (QUERY_FLAG (head, FLAG_ANIMATE)) |
301 |
{ |
302 |
if (head->anim_speed) |
303 |
anim_speed = head->anim_speed; |
304 |
else |
305 |
{ |
306 |
if (fabs (head->speed) < 0.001) |
307 |
anim_speed = 255; |
308 |
else if (fabs (head->speed) >= 1.0) |
309 |
anim_speed = 1; |
310 |
else |
311 |
anim_speed = (int) (1.0 / fabs (head->speed)); |
312 |
} |
313 |
|
314 |
if (anim_speed > 255) |
315 |
anim_speed = 255; |
316 |
} |
317 |
|
318 |
sl << uint8 (anim_speed) |
319 |
<< uint32 (head->nrof); |
320 |
|
321 |
if (ns.itemcmd == 2) |
322 |
sl << uint16 (head->client_type); |
323 |
|
324 |
SET_FLAG (head, FLAG_CLIENT_SENT); |
325 |
} |
326 |
|
327 |
/** |
328 |
* Send the look window. Don't need to do animations here |
329 |
* This sends all the faces to the client, not just updates. This is |
330 |
* because object ordering would otherwise be inconsistent. |
331 |
*/ |
332 |
void |
333 |
esrv_draw_look (player *pl) |
334 |
{ |
335 |
int got_one = 0, start_look = 0, end_look = 0; |
336 |
|
337 |
object *ob = pl->ob; |
338 |
|
339 |
if (!pl->ns->update_look) |
340 |
{ |
341 |
LOG (llevDebug, "esrv_draw_look called when update_look was not set (player %s)\n", &ob->name); |
342 |
return; |
343 |
} |
344 |
|
345 |
pl->ns->update_look = 0; |
346 |
|
347 |
if (QUERY_FLAG (ob, FLAG_REMOVED) |
348 |
|| !ob->map |
349 |
|| ob->map->in_memory != MAP_ACTIVE |
350 |
|| out_of_map (ob->map, ob->x, ob->y)) |
351 |
return; |
352 |
|
353 |
pl->ns->send_packet ("delinv 0"); |
354 |
|
355 |
packet sl; |
356 |
sl.printf ("item%d ", pl->ns->itemcmd); |
357 |
|
358 |
sl << uint32 (0); |
359 |
|
360 |
pl->ns->send_face (empty_face, -50); |
361 |
pl->ns->flush_fx (); |
362 |
|
363 |
if (pl->ns->look_position) |
364 |
{ |
365 |
char buf[80]; |
366 |
snprintf (buf, 80, "Apply this to see %d previous items", FLOORBOX_PAGESIZE); |
367 |
|
368 |
sl << uint32 (0x80000000 | (pl->ns->look_position - FLOORBOX_PAGESIZE)) |
369 |
<< uint32 (0) |
370 |
<< sint32 (-1) |
371 |
<< uint32 (empty_face) |
372 |
<< data8 (buf) |
373 |
<< uint16 (0) |
374 |
<< uint8 (0) |
375 |
<< uint32 (0); |
376 |
|
377 |
if (pl->ns->itemcmd == 2) |
378 |
sl << uint16 (0); |
379 |
} |
380 |
|
381 |
object *tmp = ob->ms ().top; |
382 |
for (object *last = 0; tmp != last; tmp = tmp->below) |
383 |
{ |
384 |
if (QUERY_FLAG (tmp, FLAG_IS_FLOOR) && !last) |
385 |
{ |
386 |
last = tmp->below; /* assumes double floor mode */ |
387 |
if (last && QUERY_FLAG (last, FLAG_IS_FLOOR)) |
388 |
last = last->below; |
389 |
} |
390 |
|
391 |
if (tmp->client_visible ()) |
392 |
{ |
393 |
if (++start_look < pl->ns->look_position) |
394 |
continue; |
395 |
|
396 |
end_look++; |
397 |
|
398 |
if (end_look > FLOORBOX_PAGESIZE) |
399 |
{ |
400 |
/* What we basically do is make a 'fake' object - when the user applies it, |
401 |
* we notice the special tag the object has, and act accordingly. |
402 |
*/ |
403 |
sl << uint32 (0x80000000 | (pl->ns->look_position + FLOORBOX_PAGESIZE)) |
404 |
<< uint32 (0) |
405 |
<< uint32 ((uint32) - 1) |
406 |
<< uint32 (empty_face) |
407 |
<< data8 ("Apply this to see next group of items") |
408 |
<< uint16 (0) |
409 |
<< uint8 (0) |
410 |
<< uint32 (0); |
411 |
|
412 |
if (pl->ns->itemcmd == 2) |
413 |
sl << uint16 (0); |
414 |
|
415 |
break; |
416 |
} |
417 |
|
418 |
add_object_to_socklist (*pl->ns, sl, tmp->head_ ()); |
419 |
got_one++; |
420 |
|
421 |
if (sl.length () > MAXSOCKBUF - MAXITEMLEN) |
422 |
{ |
423 |
pl->ns->send_packet (sl); |
424 |
|
425 |
sl.reset (); |
426 |
sl.printf ("item%d ", pl->ns->itemcmd); |
427 |
sl << uint32 (0); |
428 |
got_one = 0; |
429 |
} |
430 |
} |
431 |
} |
432 |
|
433 |
if (got_one) |
434 |
pl->ns->send_packet (sl); |
435 |
|
436 |
} |
437 |
|
438 |
/** |
439 |
* Sends whole inventory. |
440 |
*/ |
441 |
void |
442 |
esrv_send_inventory (object *pl, object *op) |
443 |
{ |
444 |
if (!pl->contr->ns)//D |
445 |
return; |
446 |
|
447 |
int got_one = 0; |
448 |
|
449 |
pl->contr->ns->send_packet_printf ("delinv %d", op->count); |
450 |
|
451 |
packet sl; |
452 |
sl.printf ("item%d ", pl->contr->ns->itemcmd); |
453 |
|
454 |
sl << uint32 (op->count); |
455 |
|
456 |
for (object *tmp = op->inv; tmp; tmp = tmp->below) |
457 |
{ |
458 |
object *head; |
459 |
|
460 |
if (tmp->head) |
461 |
head = tmp->head; |
462 |
else |
463 |
head = tmp; |
464 |
|
465 |
if (head->client_visible ()) |
466 |
{ |
467 |
add_object_to_socklist (*pl->contr->ns, sl, head); |
468 |
|
469 |
got_one++; |
470 |
|
471 |
/* IT is possible for players to accumulate a huge amount of |
472 |
* items (especially with some of the bags out there) to |
473 |
* overflow the buffer. IF so, send multiple item commands. |
474 |
*/ |
475 |
if (sl.length () > MAXSOCKBUF - MAXITEMLEN) |
476 |
{ |
477 |
pl->contr->ns->send_packet (sl); |
478 |
|
479 |
sl.reset (); |
480 |
sl.printf ("item%d ", pl->contr->ns->itemcmd); |
481 |
sl << uint32 (op->count); |
482 |
got_one = 0; |
483 |
} |
484 |
} |
485 |
} |
486 |
|
487 |
if (got_one) |
488 |
pl->contr->ns->send_packet (sl); |
489 |
} |
490 |
|
491 |
/** |
492 |
* Updates object *op for player *pl. |
493 |
* |
494 |
* flags is a list of values to update |
495 |
* to the client (as defined in newclient.h - might as well use the |
496 |
* same value both places. |
497 |
*/ |
498 |
void |
499 |
esrv_update_item (int flags, object *pl, object *op) |
500 |
{ |
501 |
/* If we have a request to send the player item, skip a few checks. */ |
502 |
if (op != pl && !op->client_visible ()) |
503 |
return; |
504 |
|
505 |
client *ns = pl->contr->ns; |
506 |
if (!ns) |
507 |
return; |
508 |
|
509 |
if (!QUERY_FLAG (op, FLAG_CLIENT_SENT)) |
510 |
{ |
511 |
/* FLAG_CLIENT_SENT is debug only. We are using it to see where |
512 |
* this is happening - we can set a breakpoint here in the debugger |
513 |
* and track back the call. |
514 |
*/ |
515 |
LOG (llevDebug, "We have not sent item %s (%d)\n", &op->name, op->count); |
516 |
} |
517 |
|
518 |
packet sl ("upditem"); |
519 |
|
520 |
sl << uint8 (flags); |
521 |
|
522 |
op = op->head_ (); |
523 |
|
524 |
sl << uint32 (op->count); |
525 |
|
526 |
if (flags & UPD_LOCATION) |
527 |
sl << uint32 (op->env ? op->env->count : 0); |
528 |
|
529 |
if (flags & UPD_FLAGS) |
530 |
sl << uint32 (query_flags (op)); |
531 |
|
532 |
if (flags & UPD_WEIGHT) |
533 |
{ |
534 |
sint32 weight = op->flag [FLAG_NO_PICK] ? -1 : op->client_weight (); |
535 |
|
536 |
if (op) |
537 |
ns->last_weight = weight; |
538 |
|
539 |
sl << uint32 (weight); |
540 |
} |
541 |
|
542 |
if (flags & UPD_FACE) |
543 |
{ |
544 |
ns->send_face (op->face, -50); |
545 |
ns->flush_fx (); |
546 |
sl << uint32 (op->face); |
547 |
} |
548 |
|
549 |
if (flags & UPD_NAME) |
550 |
{ |
551 |
int len; |
552 |
const char *item_p; |
553 |
char item_n[MAX_BUF]; |
554 |
|
555 |
if (!op->custom_name) |
556 |
{ |
557 |
strncpy (item_n, query_base_name (op, 0), 127); |
558 |
item_n[127] = 0; |
559 |
len = strlen (item_n); |
560 |
item_p = query_base_name (op, 1); |
561 |
} |
562 |
else |
563 |
{ |
564 |
strncpy (item_n, op->custom_name, 127); |
565 |
item_n[127] = 0; |
566 |
len = strlen (item_n); |
567 |
item_p = op->custom_name; |
568 |
} |
569 |
|
570 |
strncpy (item_n + len + 1, item_p, 127); |
571 |
item_n[254] = 0; |
572 |
len += strlen (item_n + 1 + len) + 1; |
573 |
|
574 |
sl << data8 (item_n, len); |
575 |
} |
576 |
|
577 |
if (flags & UPD_ANIM) |
578 |
sl << uint16 (op->animation_id); |
579 |
|
580 |
if (flags & UPD_ANIMSPEED) |
581 |
{ |
582 |
int anim_speed = 0; |
583 |
|
584 |
if (QUERY_FLAG (op, FLAG_ANIMATE)) |
585 |
{ |
586 |
if (op->anim_speed) |
587 |
anim_speed = op->anim_speed; |
588 |
else |
589 |
{ |
590 |
if (fabs (op->speed) < 0.001) |
591 |
anim_speed = 255; |
592 |
else if (fabs (op->speed) >= 1.0) |
593 |
anim_speed = 1; |
594 |
else |
595 |
anim_speed = (int) (1.0 / fabs (op->speed)); |
596 |
} |
597 |
|
598 |
if (anim_speed > 255) |
599 |
anim_speed = 255; |
600 |
} |
601 |
|
602 |
sl << uint8 (anim_speed); |
603 |
} |
604 |
|
605 |
if (flags & UPD_NROF) |
606 |
sl << uint32 (op->nrof); |
607 |
|
608 |
pl->contr->ns->send_packet (sl); |
609 |
} |
610 |
|
611 |
/** |
612 |
* Sends item's info to player. |
613 |
*/ |
614 |
void |
615 |
esrv_send_item (object *pl, object *op) |
616 |
{ |
617 |
if (!pl->contr->ns) |
618 |
return; |
619 |
|
620 |
/* We only send 'visible' objects to the client, and sometimes the player */ |
621 |
if (!op->client_visible () && op->type != PLAYER) |
622 |
return; |
623 |
|
624 |
packet sl; |
625 |
|
626 |
sl.printf ("item%d ", pl->contr->ns->itemcmd); |
627 |
|
628 |
op = op->head_ (); |
629 |
|
630 |
sl << uint32 (op->env ? op->env->count : 0); |
631 |
|
632 |
add_object_to_socklist (*pl->contr->ns, sl, op); |
633 |
|
634 |
pl->contr->ns->send_packet (sl); |
635 |
SET_FLAG (op, FLAG_CLIENT_SENT); |
636 |
} |
637 |
|
638 |
/** |
639 |
* Tells the client to delete an item. |
640 |
*/ |
641 |
void |
642 |
esrv_del_item (player *pl, int tag) |
643 |
{ |
644 |
if (!pl->ns) |
645 |
return; |
646 |
|
647 |
packet sl ("delitem"); |
648 |
|
649 |
sl << uint32 (tag); |
650 |
|
651 |
pl->ns->send_packet (sl); |
652 |
} |
653 |
|
654 |
|
655 |
/******************************************************************************* |
656 |
* |
657 |
* Client has requested us to do something with an object. |
658 |
* |
659 |
******************************************************************************/ |
660 |
|
661 |
/** |
662 |
* Takes a player and object count (tag) and returns the actual object |
663 |
* pointer, or null if it can't be found. |
664 |
*/ |
665 |
object * |
666 |
esrv_get_ob_from_count (object *pl, tag_t count) |
667 |
{ |
668 |
if (pl->count == count) |
669 |
return pl; |
670 |
|
671 |
for (object *op = pl->inv; op; op = op->below) |
672 |
if (op->count == count) |
673 |
return op; |
674 |
else if (op->type == CONTAINER && pl->container == op) |
675 |
for (object *tmp = op->inv; tmp; tmp = tmp->below) |
676 |
if (tmp->count == count) |
677 |
return tmp; |
678 |
|
679 |
for (object *op = GET_MAP_OB (pl->map, pl->x, pl->y); op; op = op->above) |
680 |
if (op->head && op->head->count == count) |
681 |
return op; |
682 |
else if (op->count == count) |
683 |
return op; |
684 |
else if (op->type == CONTAINER && pl->container == op) |
685 |
for (object *tmp = op->inv; tmp; tmp = tmp->below) |
686 |
if (tmp->count == count) |
687 |
return tmp; |
688 |
|
689 |
#if 0 |
690 |
/* If the high bit is set, player examined a pseudo object. */ |
691 |
if (count & 0x80000000) |
692 |
return 0; |
693 |
#endif |
694 |
|
695 |
return 0; |
696 |
} |
697 |
|
698 |
/** Client wants to examine some object. So lets do so. */ |
699 |
void |
700 |
ExamineCmd (char *buf, int len, player *pl) |
701 |
{ |
702 |
tag_t tag = atoi (buf); |
703 |
|
704 |
object *op = esrv_get_ob_from_count (pl->ob, tag); |
705 |
|
706 |
if (!op) |
707 |
{ |
708 |
LOG (llevDebug, "Player '%s' tried to examine the unknown object (%ld)\n", &pl->ob->name, tag); |
709 |
return; |
710 |
} |
711 |
|
712 |
examine (pl->ob, op); |
713 |
} |
714 |
|
715 |
/** Client wants to examine some object. So lets do so. */ |
716 |
void |
717 |
ExCmd (char *buf, int len, player *pl) |
718 |
{ |
719 |
tag_t tag = atoi (buf); |
720 |
|
721 |
if (object *op = esrv_get_ob_from_count (pl->ob, tag)) |
722 |
{ |
723 |
std::string s = op->describe (pl->ob); |
724 |
|
725 |
packet sl ("ex"); |
726 |
sl << ber32 (tag) << s.c_str (); |
727 |
|
728 |
pl->ns->send_packet (sl); |
729 |
} |
730 |
} |
731 |
|
732 |
/** Client wants to apply some object. Lets do so. */ |
733 |
void |
734 |
ApplyCmd (char *buf, int len, player *pl) |
735 |
{ |
736 |
tag_t tag = atoi (buf); |
737 |
|
738 |
/* sort of a hack, but if the player saves and the player then manually |
739 |
* applies a savebed (or otherwise tries to do stuff), we run into trouble. |
740 |
*/ |
741 |
if (QUERY_FLAG (pl->ob, FLAG_REMOVED)) |
742 |
return; |
743 |
|
744 |
/* If the high bit is set, player applied a pseudo object. */ |
745 |
if (tag & 0x80000000) |
746 |
{ |
747 |
pl->ns->look_position = tag & 0x7fffffff; |
748 |
pl->ns->floorbox_update (); |
749 |
return; |
750 |
} |
751 |
|
752 |
object *op = esrv_get_ob_from_count (pl->ob, tag); |
753 |
|
754 |
if (!op) |
755 |
{ |
756 |
LOG (llevDebug, "Player '%s' tried to apply the unknown object (%d)\n", &pl->ob->name, tag); |
757 |
return; |
758 |
} |
759 |
|
760 |
player_apply (pl->ob, op, 0, 0); |
761 |
} |
762 |
|
763 |
/** Client wants to lock some object. Lets do so. */ |
764 |
void |
765 |
LockItem (char *data, int len, player *pl) |
766 |
{ |
767 |
int flag = data[0]; |
768 |
tag_t tag = net_uint32 ((uint8 *)data + 1); |
769 |
object *op = esrv_get_ob_from_count (pl->ob, tag); |
770 |
|
771 |
if (!op) |
772 |
{ |
773 |
pl->failmsg ("Could not find object to lock/unlock"); |
774 |
return; |
775 |
} |
776 |
|
777 |
if (!flag) |
778 |
CLEAR_FLAG (op, FLAG_INV_LOCKED); |
779 |
else |
780 |
SET_FLAG (op, FLAG_INV_LOCKED); |
781 |
|
782 |
esrv_update_item (UPD_FLAGS, pl->ob, op); |
783 |
} |
784 |
|
785 |
/** Client wants to mark some object. Lets do so. */ |
786 |
void |
787 |
MarkItem (char *data, int len, player *pl) |
788 |
{ |
789 |
tag_t tag = net_uint32 ((uint8 *)data); |
790 |
object *op = esrv_get_ob_from_count (pl->ob, tag); |
791 |
|
792 |
if (!op) |
793 |
{ |
794 |
pl->failmsg ("Could not find object to mark"); |
795 |
return; |
796 |
} |
797 |
|
798 |
pl->mark = op; |
799 |
pl->ob->statusmsg (format ("Marked item %s", query_name (op))); |
800 |
} |
801 |
|
802 |
/** |
803 |
* look_at prints items on the specified square. |
804 |
* |
805 |
* [ removed EARTHWALL check and added check for containers inventory. |
806 |
* Tero.Haatanen@lut.fi ] |
807 |
*/ |
808 |
static void |
809 |
look_at (player *pl, int dx, int dy) |
810 |
{ |
811 |
dynbuf_text buf; |
812 |
object *ob = pl->ob; |
813 |
|
814 |
if (!pl->observe->map) |
815 |
return; |
816 |
|
817 |
mapxy pos (pl->observe); |
818 |
pos.move (dx, dy); |
819 |
|
820 |
if (pos.normalise ()) |
821 |
for (object *tmp = pos->top; tmp; tmp = tmp->below) |
822 |
{ |
823 |
if (tmp->invisible && !QUERY_FLAG (ob, FLAG_WIZ)) |
824 |
continue; |
825 |
|
826 |
if (QUERY_FLAG (ob, FLAG_WIZ)) |
827 |
buf.printf ("- %s (%d).\n", query_name (tmp), tmp->count); |
828 |
else |
829 |
buf.printf ("- %s.\n", query_name (tmp)); |
830 |
|
831 |
object *head = tmp->head_ (); |
832 |
|
833 |
if (head->inv) |
834 |
if ((head->type != CONTAINER && head->type != FLESH) |
835 |
|| QUERY_FLAG (ob, FLAG_WIZ)) |
836 |
buf << head->query_inventory (ob, " "); |
837 |
|
838 |
if (QUERY_FLAG (tmp, FLAG_IS_FLOOR) && !QUERY_FLAG (ob, FLAG_WIZ)) /* don't continue under the floor */ |
839 |
break; |
840 |
} |
841 |
|
842 |
if (buf.empty ()) |
843 |
pl->failmsg ("You see nothing there."); |
844 |
else |
845 |
pl->infobox (MSG_CHANNEL ("lookat"), buf); |
846 |
} |
847 |
|
848 |
/** Client wants to look at some object. Lets do so. */ |
849 |
void |
850 |
LookAt (char *buf, int len, player *pl) |
851 |
{ |
852 |
char *cp; |
853 |
|
854 |
int dx = atoi (buf); |
855 |
if (!(cp = strchr (buf, ' '))) |
856 |
return; |
857 |
|
858 |
int dy = atoi (cp); |
859 |
|
860 |
if (player *opl = pl->observe->contr) |
861 |
if (client *ns = opl->ns) |
862 |
{ |
863 |
if (fabs (dx) > ns->mapx / 2 || fabs (dy) > ns->mapy / 2) |
864 |
return; |
865 |
|
866 |
if (opl->blocked_los[dx + ns->mapx / 2][dy + ns->mapy / 2]) |
867 |
return; |
868 |
} |
869 |
|
870 |
look_at (pl, dx, dy); |
871 |
} |
872 |
|
873 |
/** Move an object to a new location */ |
874 |
void |
875 |
esrv_move_object (object *pl, tag_t to, tag_t tag, long nrof) |
876 |
{ |
877 |
object *op, *env; |
878 |
|
879 |
op = esrv_get_ob_from_count (pl, tag); |
880 |
if (!op) |
881 |
{ |
882 |
LOG (llevDebug, "Player '%s' tried to move an unknown object (%ld)\n", &pl->name, tag); |
883 |
return; |
884 |
} |
885 |
|
886 |
if (!to) |
887 |
{ /* drop it to the ground */ |
888 |
if (op->map && !op->env) |
889 |
return; |
890 |
|
891 |
/* If it is an active container, then we should drop all objects |
892 |
* in the container and not the container itself. |
893 |
*/ |
894 |
if (op->inv && QUERY_FLAG (op, FLAG_APPLIED)) |
895 |
{ |
896 |
int cnt = MAX_ITEM_PER_DROP; |
897 |
|
898 |
for (object *current = op->inv; current; ) |
899 |
{ |
900 |
object *next = current->below; |
901 |
|
902 |
drop_object (pl, current, 0); |
903 |
|
904 |
if (--cnt <= 0) break; |
905 |
|
906 |
current = next; |
907 |
} |
908 |
|
909 |
if (cnt <= 0) |
910 |
op->failmsg ("Only dropped some items, can't drop that many items at once."); |
911 |
} |
912 |
else |
913 |
drop_object (pl, op, nrof); |
914 |
|
915 |
return; |
916 |
} |
917 |
else if (to == pl->count) |
918 |
{ /* pick it up to the inventory */ |
919 |
/* return if player has already picked it up */ |
920 |
if (op->env == pl) |
921 |
return; |
922 |
|
923 |
pl->contr->count = nrof; |
924 |
pick_up (pl, op); |
925 |
return; |
926 |
} |
927 |
|
928 |
env = esrv_get_ob_from_count (pl, to); |
929 |
if (!env) |
930 |
{ |
931 |
LOG (llevDebug, "Player '%s' tried to move object to the unknown location (%d)\n", &pl->name, to); |
932 |
return; |
933 |
} |
934 |
|
935 |
/* put_object_in_sack presumes that necessary sanity checking |
936 |
* has already been done (eg, it can be picked up and fits in |
937 |
* in a sack, so check for those things. We should also check |
938 |
* an make sure env is in fact a container for that matter. |
939 |
*/ |
940 |
if (env->type == CONTAINER |
941 |
&& can_pick (pl, op) |
942 |
&& sack_can_hold (pl, env, op, nrof)) |
943 |
put_object_in_sack (pl, env, op, nrof); |
944 |
} |
945 |
|