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Comparing deliantra/server/socket/item.C (file contents):
Revision 1.32 by root, Tue Jan 9 21:32:43 2007 UTC vs.
Revision 1.80 by root, Mon Oct 19 21:48:49 2009 UTC

1/* 1/*
2 * CrossFire, A Multiplayer game for X-windows 2 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
3 * 3 *
4 * Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team 4 * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 * Copyright (C) 2002 Mark Wedel & Crossfire Development Team 5 * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team
6 * Copyright (C) 1992 Frank Tore Johansen 6 * Copyright (©) 1992,2007 Frank Tore Johansen
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * Deliantra is free software: you can redistribute it and/or modify it under
9 * it under the terms of the GNU General Public License as published by 9 * the terms of the Affero GNU General Public License as published by the
10 * the Free Software Foundation; either version 2 of the License, or 10 * Free Software Foundation, either version 3 of the License, or (at your
11 * (at your option) any later version. 11 * option) any later version.
12 * 12 *
13 * This program is distributed in the hope that it will be useful, 13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details. 16 * GNU General Public License for more details.
17 * 17 *
18 * You should have received a copy of the GNU General Public License 18 * You should have received a copy of the Affero GNU General Public License
19 * along with this program; if not, write to the Free Software 19 * and the GNU General Public License along with this program. If not, see
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * <http://www.gnu.org/licenses/>.
21 * 21 *
22 * The author can be reached via e-mail to <crossfire@schmorp.de> 22 * The authors can be reached via e-mail to <support@deliantra.net>
23 */ 23 */
24 24
25/** 25/**
26 * \file 26 * \file
27 * Client/server logic. 27 * Client/server logic.
38#include <sproto.h> 38#include <sproto.h>
39 39
40/** This is the maximum number of bytes we expect any one item to take up */ 40/** This is the maximum number of bytes we expect any one item to take up */
41#define MAXITEMLEN 300 41#define MAXITEMLEN 300
42 42
43#if 0
44tag_t
45client_container::tag () const
46{
47 switch (type)
48 {
49 case CC_INVENTORY:
50 return ns->pl->count;
51 case CC_MAPSPACE:
52 return 0;
53 case CC_CONTAINER:
54 return env->count;
55 }
56
57 abort ();
58}
59
60void
61client_container::clear ()
62{
63 switch (type)
64 {
65 case CC_INVENTORY:
66 abort ();
67
68 case CC_MAPSPACE:
69 case CC_CONTAINER:
70 ns->send_packet_printf ("delinv %d", tag ());
71 break;
72 }
73
74 for (iterator i = begin (); i != end (); ++i)
75 i->op->seen_by = 0;
76
77 vector< refitem, slice_allocator<refitem> >::clear ();
78}
79
80inline iterator
81client_container::merge_item (iterator i, object *op)
82{
83 if (i != end () && i->op == op)
84 return ++i;
85
86 if (op->seen_by)
87 return; // seen by another entity already
88
89 op->seen_by = this;
90
91 refitem ref;
92 ref.op = op;
93
94 return insert (i, ref);
95}
96
97void
98client_container::update (int offset)
99{
100 iterator i = begin ();
101
102 switch (type)
103 {
104 case CC_INVENTORY:
105 case CC_CONTAINER:
106 {
107 object *env = type == CC_INVENTORY
108 ? ns->pl->ob
109 : this->env;
110
111 // pass 1, erase all objects no longer in container
112 for (iterator j = begin (); j != end (); ++j)
113 if (j->op->env != env)
114 {
115 j->op->seen_by = 0;
116 erase (j);
117 }
118
119 // pass 2 merge items
120 for (object *op = env->inv; op; op = op->below)
121 {
122 if (--offset < 0)
123 i = merge_item (i, op);
124 else if (offset < -FLOORBOX_PAGESIZE)
125 break;
126 }
127 }
128 break;
129
130 case CC_MAPSPACE:
131 {
132 // pass 1, erase all objects no longer on space
133 for (iterator j = begin (); j != end (); ++j)
134 if (j->op->x != x || j->op->y != y || j->op->map != map)
135 {
136 j->op->seen_by = 0;
137 erase (j);
138 }
139
140 // pass 2 merge items
141 for (object *op = GET_MAP_OB (map, x, y); op; op = op->above)
142 {
143 if (--offset < 0)
144 i = merge_item (i, op);
145 else if (offset < -FLOORBOX_PAGESIZE)
146 break;
147 }
148 }
149 break;
150 }
151
152 // pass 3, erase all extra items
153 for (iterator j = i; j != end (); ++j)
154 j->op->seen_by = 0;
155
156 if (i != end ())
157 erase (i, end ());
158}
159
160void
161client_container::set_mapspace (maptile *map, int x, int y)
162{
163 if (type == CC_MAPSPACE
164 && this->map == map
165 && this->x == x
166 && this->y == y)
167 return;
168
169 clear ();
170
171 type = CC_MAPSPACE;
172 this->map = map;
173 this->x = x;
174 this->y = y;
175}
176
177void
178client_container::set_container (object *env)
179{
180}
181#endif
182
183/******************************************************************************* 43/*******************************************************************************
184 * 44 *
185 * Functions related to sending object data to the client. 45 * Functions related to sending object data to the client.
186 * 46 *
187 ******************************************************************************/ 47 ******************************************************************************/
194query_flags (object *op) 54query_flags (object *op)
195{ 55{
196 unsigned int flags = 0; 56 unsigned int flags = 0;
197 57
198 if (QUERY_FLAG (op, FLAG_APPLIED)) 58 if (QUERY_FLAG (op, FLAG_APPLIED))
199 {
200 switch (op->type) 59 switch (op->type)
201 { 60 {
202 case BOW: 61 case BOW:
203 case WAND: 62 case WAND:
204 case ROD: 63 case ROD:
205 case HORN: 64 case HORN:
206 flags = a_readied; 65 flags = a_readied;
207 break; 66 break;
208 case WEAPON: 67 case WEAPON:
209 flags = a_wielded; 68 flags = a_wielded;
210 break; 69 break;
211 case SKILL: 70 case SKILL:
212 case ARMOUR: 71 case ARMOUR:
213 case HELMET: 72 case HELMET:
214 case SHIELD: 73 case SHIELD:
215 case RING: 74 case RING:
216 case BOOTS: 75 case BOOTS:
217 case GLOVES: 76 case GLOVES:
218 case AMULET: 77 case AMULET:
219 case GIRDLE: 78 case GIRDLE:
220 case BRACERS: 79 case BRACERS:
221 case CLOAK: 80 case CLOAK:
222 flags = a_worn; 81 flags = a_worn;
223 break; 82 break;
224 case CONTAINER: 83 case CONTAINER:
225 flags = a_active; 84 flags = a_active;
226 break; 85 break;
227 default: 86 default:
228 flags = a_applied; 87 flags = a_applied;
229 break; 88 break;
230 } 89 }
231 }
232 90
233 if (op->type == CONTAINER && ((op->env && op->env->container == op) || (!op->env && QUERY_FLAG (op, FLAG_APPLIED)))) 91 if (op->is_open_container ())
234 flags |= F_OPEN; 92 flags |= F_OPEN;
235 93
236 if (QUERY_FLAG (op, FLAG_KNOWN_CURSED)) 94 if (QUERY_FLAG (op, FLAG_KNOWN_CURSED))
237 { 95 {
238 if (QUERY_FLAG (op, FLAG_DAMNED)) 96 if (QUERY_FLAG (op, FLAG_DAMNED))
256 * animation of face to the client. 114 * animation of face to the client.
257 */ 115 */
258static void 116static void
259add_object_to_socklist (client &ns, packet &sl, object *head) 117add_object_to_socklist (client &ns, packet &sl, object *head)
260{ 118{
261 int flags, len, anim_speed;
262 char item_n[MAX_BUF]; 119 char item_n[MAX_BUF];
263 const char *item_p; 120 const char *item_p;
264 121
265 flags = query_flags (head); 122 int flags = query_flags (head);
266 if (QUERY_FLAG (head, FLAG_NO_PICK)) 123 if (QUERY_FLAG (head, FLAG_NO_PICK))
267 flags |= F_NOPICK; 124 flags |= F_NOPICK;
268 125
269 if (!(ns.faces_sent[head->face->number] & NS_FACESENT_FACE)) 126 ns.send_face (head->face, -50);
270 esrv_send_face (&ns, head->face->number, 0); 127 ns.flush_fx ();
271 128
272 if (QUERY_FLAG (head, FLAG_ANIMATE) && !ns.anims_sent[head->animation_id]) 129 if (QUERY_FLAG (head, FLAG_ANIMATE) && !ns.anims_sent[head->animation_id])
273 esrv_send_animation (&ns, head->animation_id); 130 ns.send_animation (head->animation_id);
274 131
275 sl << uint32 (head->count) 132 sl << uint32 (head->count)
276 << uint32 (flags) 133 << uint32 (flags)
277 << uint32 (QUERY_FLAG (head, FLAG_NO_PICK) ? -1 : WEIGHT (head)) 134 << uint32 (QUERY_FLAG (head, FLAG_NO_PICK) ? -1 : head->client_weight ())
278 << uint32 (head->face->number); 135 << uint32 (head->face);
136
137 int len;
279 138
280 if (!head->custom_name) 139 if (!head->custom_name)
281 { 140 {
282 strncpy (item_n, query_base_name (head, 0), 127); 141 strncpy (item_n, query_base_name (head, 0), 127);
283 item_n[127] = 0; 142 item_n[127] = 0;
297 len += strlen (item_n + 1 + len) + 1; 156 len += strlen (item_n + 1 + len) + 1;
298 157
299 sl << data8 (item_n, len) 158 sl << data8 (item_n, len)
300 << uint16 (head->animation_id); 159 << uint16 (head->animation_id);
301 160
302 anim_speed = 0; 161 int anim_speed = !head->flag [FLAG_ANIMATE] ? 0
303 if (QUERY_FLAG (head, FLAG_ANIMATE)) 162 : head->anim_speed ? clamp (head->anim_speed, 1, 255)
304 { 163 : 1. / clamp (fabs (head->speed), 1./255., 1./1.);
305 if (head->anim_speed)
306 anim_speed = head->anim_speed;
307 else
308 {
309 if (FABS (head->speed) < 0.001)
310 anim_speed = 255;
311 else if (FABS (head->speed) >= 1.0)
312 anim_speed = 1;
313 else
314 anim_speed = (int) (1.0 / FABS (head->speed));
315 }
316
317 if (anim_speed > 255)
318 anim_speed = 255;
319 }
320 164
321 sl << uint8 (anim_speed) 165 sl << uint8 (anim_speed)
322 << uint32 (head->nrof); 166 << uint32 (head->nrof);
323 167
324 if (ns.itemcmd == 2) 168 if (ns.itemcmd == 2)
325 sl << uint16 (head->client_type); 169 sl << uint16 (head->client_type);
326
327 SET_FLAG (head, FLAG_CLIENT_SENT);
328} 170}
171
172static faceidx
173need_face_now (player *pl, const char *name)
174{
175 faceidx face = face_find (name, empty_face);
176
177 pl->ns->send_face (face, -50);
178 pl->ns->flush_fx ();
179
180 return face;
181}
182
183#define FINGER_UP "finger_up.x11"
184#define FINGER_DOWN "finger_down.x11"
329 185
330/** 186/**
331 * Send the look window. Don't need to do animations here 187 * Send the look window. Don't need to do animations here
332 * This sends all the faces to the client, not just updates. This is 188 * This sends all the faces to the client, not just updates. This is
333 * because object ordering would otherwise be inconsistent. 189 * because object ordering would otherwise be inconsistent.
334 */ 190 */
335void 191void
336esrv_draw_look (object *pl) 192esrv_draw_look (player *pl)
337{ 193{
338 int got_one = 0, start_look = 0, end_look = 0; 194 object *ob = pl->ob;
339 char buf[MAX_BUF];
340 195
341 if (!pl->contr->ns->update_look) 196 if (!pl->ns->update_look)
342 { 197 {
343 LOG (llevDebug, "esrv_draw_look called when update_look was not set\n"); 198 LOG (llevDebug, "esrv_draw_look called when update_look was not set (player %s)\n", &ob->name);
344 return; 199 return;
345 } 200 }
346 else 201
347 pl->contr->ns->update_look = 0; 202 pl->ns->update_look = 0;
348 203
349 if (QUERY_FLAG (pl, FLAG_REMOVED) 204 if (QUERY_FLAG (ob, FLAG_REMOVED)
350 || !pl->map 205 || !ob->map
351 || pl->map->in_memory != MAP_IN_MEMORY 206 || ob->map->in_memory != MAP_ACTIVE
352 || out_of_map (pl->map, pl->x, pl->y)) 207 || out_of_map (ob->map, ob->x, ob->y))
353 return; 208 return;
354 209
355 pl->contr->ns->send_packet ("delinv 0"); 210 pl->ns->send_packet ("delinv 0");
356 211
357 packet sl; 212 packet sl;
358 sl.printf ("item%d ", pl->contr->ns->itemcmd); 213 sl.printf ("item%d ", pl->ns->itemcmd);
359 214
360 sl << uint32 (0); 215 sl << uint32 (0);
361 216
362 if (!(pl->contr->ns->faces_sent[empty_face->number] & NS_FACESENT_FACE)) 217 int start_pos = pl->ns->look_position;
363 esrv_send_face (pl->contr->ns, empty_face->number, 0); 218 bool dirty = false;
364 219
365 if (pl->contr->ns->look_position) 220 mapspace &ms = ob->ms ();
221
222 // manage a ring buffer of the "last FLOORBOX_PAGESIZE" items and
223 // start from the top
224 object *items [FLOORBOX_PAGESIZE];
225 int item_idx = 0, item_cnt = 0;
226 int pos = 0;
227
228 // find our items by walking down
229 object *item = ms.top;
230
231 for (; item && item_cnt < FLOORBOX_PAGESIZE; item = item->below)
232 {
233 if (!item->client_visible ())
234 continue;
235
236 if (++pos < start_pos)
237 continue;
238
239 // record item
240 items [item_idx] = item; item_idx = item_idx < FLOORBOX_PAGESIZE ? item_idx + 1 : 0;
241 item_cnt++;
242
243 // stop at first floor
244 if (item->flag [FLAG_IS_FLOOR])
245 {
246 // we are finished, don't append "next group of items"
247 // by setting item to ms.bot it becomes zero which is checked after the while loop
248 item = ms.bot;
249 }
366 { 250 }
367 char buf[80];
368 snprintf (buf, 80, "Apply this to see %d previous items", FLOORBOX_PAGESIZE);
369 251
252 // see if there are more if we cared - we ignore invisible objects
253 if (item)
254 {
255 /* What we basically do is make a 'fake' object - when the user applies it,
256 * we notice the special tag the object has, and act accordingly.
257 */
370 sl << uint32 (0x80000000 | (pl->contr->ns->look_position - FLOORBOX_PAGESIZE)) 258 sl << uint32 (0x80000000 | (start_pos + FLOORBOX_PAGESIZE))
371 << uint32 (0) 259 << uint32 (0)
372 << sint32 (-1) 260 << uint32 ((uint32) - 1)
373 << uint32 (empty_face->number) 261 << uint32 (need_face_now (pl, FINGER_DOWN))
374 << data8 (buf) 262 << data8 ("Apply this to see the items below")
375 << uint16 (0) 263 << uint16 (0)
376 << uint8 (0) 264 << uint8 (0)
377 << uint32 (0); 265 << uint32 (0);
378 266
379 if (pl->contr->ns->itemcmd == 2) 267 if (pl->ns->itemcmd == 2)
380 sl << uint16 (0); 268 sl << uint16 (0);
381 }
382 269
383 object *tmp = pl->ms ().top; 270 dirty = true;
384 for (object *last = 0; tmp != last; tmp = tmp->below)
385 { 271 }
386 object *head;
387 272
388 if (QUERY_FLAG (tmp, FLAG_IS_FLOOR) && !last) 273 // now send out all items in the ring buffer in reverse order
274 while (item_cnt)
275 {
276 --item_cnt;
277 item_idx = (item_idx ? item_idx : FLOORBOX_PAGESIZE) - 1;
278 object *item = items [item_idx];
279
280 add_object_to_socklist (*pl->ns, sl, item->head_ ());
281
282 dirty = true;
283
284 // if packet got too large, send it and begin a new one
285 if (sl.length () > MAXSOCKBUF - MAXITEMLEN)
389 { 286 {
390 last = tmp->below; /* assumes double floor mode */ 287 pl->ns->send_packet (sl);
391 if (last && QUERY_FLAG (last, FLAG_IS_FLOOR)) 288
392 last = last->below; 289 sl.reset ();
290 sl.printf ("item%d ", pl->ns->itemcmd);
291 sl << uint32 (0);
292
293 dirty = false;
393 } 294 }
394
395 if (tmp->client_visible ())
396 {
397 if (++start_look < pl->contr->ns->look_position)
398 continue;
399
400 end_look++;
401
402 if (end_look > FLOORBOX_PAGESIZE)
403 {
404 /* What we basically do is make a 'fake' object - when the user applies it,
405 * we notice the special tag the object has, and act accordingly.
406 */
407 sl << uint32 (0x80000000 | (pl->contr->ns->look_position + FLOORBOX_PAGESIZE))
408 << uint32 (0)
409 << uint32 ((uint32) - 1)
410 << uint32 (empty_face->number)
411 << data8 ("Apply this to see next group of items")
412 << uint16 (0)
413 << uint8 (0)
414 << uint32 (0);
415
416 if (pl->contr->ns->itemcmd == 2)
417 sl << uint16 (0);
418
419 break;
420 }
421
422 if (tmp->head)
423 head = tmp->head;
424 else
425 head = tmp;
426
427 add_object_to_socklist (*pl->contr->ns, sl, head);
428 got_one++;
429
430 if (sl.length () >= (MAXSOCKBUF - MAXITEMLEN))
431 {
432 pl->contr->ns->send_packet (sl);
433
434 sl.reset ();
435 sl.printf ("item%d ", pl->contr->ns->itemcmd);
436 sl << uint32 (0);
437 got_one = 0;
438 }
439 }
440 } 295 }
441 296
442 if (got_one) 297 if (start_pos)
298 {
299 sl << uint32 (0x80000000 | (start_pos - FLOORBOX_PAGESIZE))
300 << uint32 (0)
301 << sint32 (-1)
302 << uint32 (need_face_now (pl, FINGER_UP))
303 << data8 ("Apply this to see the items higher up")
304 << uint16 (0)
305 << uint8 (0)
306 << uint32 (0);
307
308 if (pl->ns->itemcmd == 2)
309 sl << uint16 (0);
310
311 dirty = true;
312 }
313
314 if (dirty)
443 pl->contr->ns->send_packet (sl); 315 pl->ns->send_packet (sl);
444
445} 316}
446 317
447/** 318/**
448 * Sends whole inventory. 319 * Sends whole inventory.
449 */ 320 */
450void 321void
451esrv_send_inventory (object *pl, object *op) 322esrv_send_inventory (object *pl, object *op)
452{ 323{
324 if (!pl->contr->ns)//D
325 return;
326
453 int got_one = 0; 327 int got_one = 0;
454 328
455 pl->contr->ns->send_packet_printf ("delinv %d", op->count); 329 pl->contr->ns->send_packet_printf ("delinv %d", op->count);
456 330
457 packet sl; 331 packet sl;
476 350
477 /* IT is possible for players to accumulate a huge amount of 351 /* IT is possible for players to accumulate a huge amount of
478 * items (especially with some of the bags out there) to 352 * items (especially with some of the bags out there) to
479 * overflow the buffer. IF so, send multiple item commands. 353 * overflow the buffer. IF so, send multiple item commands.
480 */ 354 */
481 if (sl.length () >= (MAXSOCKBUF - MAXITEMLEN)) 355 if (sl.length () > MAXSOCKBUF - MAXITEMLEN)
482 { 356 {
483 pl->contr->ns->send_packet (sl); 357 pl->contr->ns->send_packet (sl);
484 358
485 sl.reset (); 359 sl.reset ();
486 sl.printf ("item%d ", pl->contr->ns->itemcmd); 360 sl.printf ("item%d ", pl->contr->ns->itemcmd);
499 * 373 *
500 * flags is a list of values to update 374 * flags is a list of values to update
501 * to the client (as defined in newclient.h - might as well use the 375 * to the client (as defined in newclient.h - might as well use the
502 * same value both places. 376 * same value both places.
503 */ 377 */
504
505void 378void
506esrv_update_item (int flags, object *pl, object *op) 379esrv_update_item (int flags, object *pl, object *op)
507{ 380{
508 /* If we have a request to send the player item, skip a few checks. */ 381 /* If we have a request to send the player item, skip a few checks. */
509 if (op != pl)
510 {
511 if (!op->client_visible ()) 382 if (op != pl && !op->client_visible ())
512 return; 383 return;
513 /* we remove the check for op->env, because in theory, the object
514 * is hopefully in the same place, so the client should preserve
515 * order.
516 */
517 }
518 384
519 client *ns = pl->contr->ns; 385 client *ns = pl->contr->ns;
520 if (!ns) 386 if (!ns)
521 return; 387 return;
522 388
523 if (!QUERY_FLAG (op, FLAG_CLIENT_SENT))
524 {
525 /* FLAG_CLIENT_SENT is debug only. We are using it to see where
526 * this is happening - we can set a breakpoint here in the debugger
527 * and track back the call.
528 */
529 LOG (llevDebug, "We have not sent item %s (%d)\n", &op->name, op->count);
530 }
531
532 packet sl ("upditem"); 389 packet sl ("upditem");
533 390
534 sl << uint8 (flags); 391 sl << uint8 (flags);
535 392
536 if (op->head)
537 op = op->head; 393 op = op->head_ ();
538 394
539 sl << uint32 (op->count); 395 sl << uint32 (op->count);
540 396
541 if (flags & UPD_LOCATION) 397 if (flags & UPD_LOCATION)
542 sl << uint32 (op->env ? op->env->count : 0); 398 sl << uint32 (op->env ? op->env->count : 0);
544 if (flags & UPD_FLAGS) 400 if (flags & UPD_FLAGS)
545 sl << uint32 (query_flags (op)); 401 sl << uint32 (query_flags (op));
546 402
547 if (flags & UPD_WEIGHT) 403 if (flags & UPD_WEIGHT)
548 { 404 {
549 sint32 weight = WEIGHT (op); 405 sint32 weight = op->client_weight ();
550 406
551 sl << uint32 (QUERY_FLAG (op, FLAG_NO_PICK) ? -1 : weight); 407 if (op == pl)
552
553 if (pl == op)
554 ns->last_weight = weight; 408 ns->last_weight = weight;
409
410 sl << uint32 (weight);
555 } 411 }
556 412
557 if (flags & UPD_FACE) 413 if (flags & UPD_FACE)
558 { 414 {
559 if (!(ns->faces_sent[op->face->number] & NS_FACESENT_FACE)) 415 ns->send_face (op->face, -50);
560 esrv_send_face (ns, op->face->number, 0); 416 ns->flush_fx ();
561
562 sl << uint32 (op->face->number); 417 sl << uint32 (op->face);
563 } 418 }
564 419
565 if (flags & UPD_NAME) 420 if (flags & UPD_NAME)
566 { 421 {
567 int len; 422 int len;
568 const char *item_p; 423 const char *item_p;
569 char item_n[MAX_BUF]; 424 char item_n[127 * 2];
570 425
571 if (!op->custom_name) 426 if (!op->custom_name)
572 { 427 {
573 strncpy (item_n, query_base_name (op, 0), 127); 428 len = assign (item_n, query_base_name (op, 0), 127);
574 item_n[127] = 0;
575 len = strlen (item_n);
576 item_p = query_base_name (op, 1); 429 item_p = query_base_name (op, 1);
577 } 430 }
578 else 431 else
579 { 432 {
580 strncpy (item_n, op->custom_name, 127); 433 len = assign (item_n, &op->custom_name, 127);
581 item_n[127] = 0;
582 len = strlen (item_n);
583 item_p = op->custom_name; 434 item_p = &op->custom_name;
584 } 435 }
585 436
586 strncpy (item_n + len + 1, item_p, 127); 437 len += assign (item_n + len, item_p, 127);
587 item_n[254] = 0;
588 len += strlen (item_n + 1 + len) + 1;
589 438
590 sl << data8 (item_n, len); 439 sl << data8 (item_n, len);
591 } 440 }
592 441
593 if (flags & UPD_ANIM) 442 if (flags & UPD_ANIM)
601 { 450 {
602 if (op->anim_speed) 451 if (op->anim_speed)
603 anim_speed = op->anim_speed; 452 anim_speed = op->anim_speed;
604 else 453 else
605 { 454 {
606 if (FABS (op->speed) < 0.001) 455 if (fabs (op->speed) < 0.001)
607 anim_speed = 255; 456 anim_speed = 255;
608 else if (FABS (op->speed) >= 1.0) 457 else if (fabs (op->speed) >= 1.0)
609 anim_speed = 1; 458 anim_speed = 1;
610 else 459 else
611 anim_speed = (int) (1.0 / FABS (op->speed)); 460 anim_speed = (int) (1.0 / fabs (op->speed));
612 } 461 }
613 462
614 if (anim_speed > 255) 463 if (anim_speed > 255)
615 anim_speed = 255; 464 anim_speed = 255;
616 } 465 }
628 * Sends item's info to player. 477 * Sends item's info to player.
629 */ 478 */
630void 479void
631esrv_send_item (object *pl, object *op) 480esrv_send_item (object *pl, object *op)
632{ 481{
633 /* If this is not the player object, do some more checks */ 482 if (!pl->contr->ns)
634 if (op != pl)
635 {
636 /* We only send 'visibile' objects to the client */
637 if (!op->client_visible ())
638 return; 483 return;
639 484
640 /* if the item is on the ground, mark that the look needs to 485 /* We only send 'visible' objects to the client, and sometimes the player */
641 * be updated. 486 if (!op->client_visible () && op->type != PLAYER)
642 */
643 if (!op->env)
644 {
645 pl->contr->ns->floorbox_update ();
646 return; 487 return;
647 }
648 }
649 488
650 packet sl; 489 packet sl;
651 490
652 sl.printf ("item%d ", pl->contr->ns->itemcmd); 491 sl.printf ("item%d ", pl->contr->ns->itemcmd);
653 492
654 if (op->head)
655 op = op->head; 493 op = op->head_ ();
656 494
657 sl << uint32 (op->env ? op->env->count : 0); 495 sl << uint32 (op->env ? op->env->count : 0);
658 496
659 add_object_to_socklist (*pl->contr->ns, sl, op); 497 add_object_to_socklist (*pl->contr->ns, sl, op);
660 498
661 pl->contr->ns->send_packet (sl); 499 pl->contr->ns->send_packet (sl);
662 SET_FLAG (op, FLAG_CLIENT_SENT);
663} 500}
664 501
665/** 502/**
666 * Tells the client to delete an item. Uses the item 503 * Tells the client to delete an item.
667 * command with a -1 location.
668 */ 504 */
669
670void 505void
671esrv_del_item (player *pl, int tag) 506esrv_del_item (player *pl, int tag)
672{ 507{
508 if (!pl->ns)
509 return;
510
673 packet sl ("delitem"); 511 packet sl ("delitem");
674 512
675 sl << uint32 (tag); 513 sl << uint32 (tag);
676 514
677 pl->ns->send_packet (sl); 515 pl->ns->send_packet (sl);
686 524
687/** 525/**
688 * Takes a player and object count (tag) and returns the actual object 526 * Takes a player and object count (tag) and returns the actual object
689 * pointer, or null if it can't be found. 527 * pointer, or null if it can't be found.
690 */ 528 */
691
692object * 529object *
693esrv_get_ob_from_count (object *pl, tag_t count) 530esrv_get_ob_from_count (object *pl, tag_t count)
694{ 531{
695 object *op, *tmp;
696
697 if (pl->count == count) 532 if (pl->count == count)
698 return pl; 533 return pl;
699 534
700 for (op = pl->inv; op; op = op->below) 535 for (object *op = pl->inv; op; op = op->below)
701 if (op->count == count) 536 if (op->count == count)
702 return op; 537 return op;
703 else if (op->type == CONTAINER && pl->container == op) 538 else if (op->type == CONTAINER && pl->container_ () == op)
704 for (tmp = op->inv; tmp; tmp = tmp->below) 539 for (object *tmp = op->inv; tmp; tmp = tmp->below)
705 if (tmp->count == count) 540 if (tmp->count == count)
706 return tmp; 541 return tmp;
707 542
708 for (op = GET_MAP_OB (pl->map, pl->x, pl->y); op; op = op->above) 543 for (object *op = GET_MAP_OB (pl->map, pl->x, pl->y); op; op = op->above)
709 if (op->head && op->head->count == count) 544 if (op->head && op->head->count == count)
710 return op; 545 return op;
711 else if (op->count == count) 546 else if (op->count == count)
712 return op; 547 return op;
713 else if (op->type == CONTAINER && pl->container == op) 548 else if (op->type == CONTAINER && pl->container_ () == op)
714 for (tmp = op->inv; tmp; tmp = tmp->below) 549 for (object *tmp = op->inv; tmp; tmp = tmp->below)
715 if (tmp->count == count) 550 if (tmp->count == count)
716 return tmp; 551 return tmp;
717 552
553#if 0
554 /* If the high bit is set, player examined a pseudo object. */
555 if (count & 0x80000000)
556 return 0;
557#endif
558
718 return 0; 559 return 0;
719} 560}
720 561
721
722/** Client wants to examine some object. So lets do so. */ 562/** Client wants to examine some object. So lets do so. */
723void 563void
724ExamineCmd (char *buf, int len, player *pl) 564ExamineCmd (char *buf, int len, player *pl)
725{ 565{
726 tag_t tag = atoi (buf); 566 tag_t tag = atoi (buf);
727 567
728 /* If the high bit is set, player examined a pseudo object. */ 568 /* If the high bit is set, player applied a pseudo object. */
729 if (tag & 0x80000000) 569 if (tag & 0x80000000)
570 {
571 pl->ns->look_position = tag & 0x7fffffff;
572 pl->ns->floorbox_update ();
730 return; 573 return;
574 }
731 575
732 object *op = esrv_get_ob_from_count (pl->ob, tag); 576 object *op = esrv_get_ob_from_count (pl->ob, tag);
733 577
734 if (!op) 578 if (!op)
735 { 579 {
738 } 582 }
739 583
740 examine (pl->ob, op); 584 examine (pl->ob, op);
741} 585}
742 586
587/** Client wants to examine some object. So lets do so. */
588void
589ExCmd (char *buf, int len, player *pl)
590{
591 tag_t tag = atoi (buf);
592
593 if (object *op = esrv_get_ob_from_count (pl->ob, tag))
594 {
595 std::string s = op->describe (pl->ob);
596
597 packet sl ("ex");
598 sl << ber32 (tag)
599 << data (*pl->expand_cfpod (s.c_str ()));
600
601 pl->ns->send_packet (sl);
602 }
603}
604
743/** Client wants to apply some object. Lets do so. */ 605/** Client wants to apply some object. Lets do so. */
744void 606void
745ApplyCmd (char *buf, int len, player *pl) 607ApplyCmd (char *buf, int len, player *pl)
746{ 608{
747 tag_t tag = atoi (buf); 609 tag_t tag = atoi (buf);
748
749 /* sort of a hack, but if the player saves and the player then manually
750 * applies a savebed (or otherwise tries to do stuff), we run into trouble.
751 */
752 if (QUERY_FLAG (pl->ob, FLAG_REMOVED))
753 return;
754 610
755 /* If the high bit is set, player applied a pseudo object. */ 611 /* If the high bit is set, player applied a pseudo object. */
756 if (tag & 0x80000000) 612 if (tag & 0x80000000)
757 { 613 {
758 pl->ns->look_position = tag & 0x7fffffff; 614 pl->ns->look_position = tag & 0x7fffffff;
779 tag_t tag = net_uint32 ((uint8 *)data + 1); 635 tag_t tag = net_uint32 ((uint8 *)data + 1);
780 object *op = esrv_get_ob_from_count (pl->ob, tag); 636 object *op = esrv_get_ob_from_count (pl->ob, tag);
781 637
782 if (!op) 638 if (!op)
783 { 639 {
784 new_draw_info (NDI_UNIQUE, 0, pl->ob, "Could not find object to lock/unlock"); 640 pl->failmsg ("Could not find object to lock/unlock");
785 return; 641 return;
786 } 642 }
787 643
788 if (!flag) 644 if (!flag)
789 CLEAR_FLAG (op, FLAG_INV_LOCKED); 645 CLEAR_FLAG (op, FLAG_INV_LOCKED);
800 tag_t tag = net_uint32 ((uint8 *)data); 656 tag_t tag = net_uint32 ((uint8 *)data);
801 object *op = esrv_get_ob_from_count (pl->ob, tag); 657 object *op = esrv_get_ob_from_count (pl->ob, tag);
802 658
803 if (!op) 659 if (!op)
804 { 660 {
805 new_draw_info (NDI_UNIQUE, 0, pl->ob, "Could not find object to mark"); 661 pl->failmsg ("Could not find object to mark");
806 return; 662 return;
807 } 663 }
808 664
809 pl->mark = op; 665 pl->mark = op;
810 new_draw_info_format (NDI_UNIQUE, 0, pl->ob, "Marked item %s", query_name (op)); 666 pl->ob->statusmsg (format ("Marked item %s", query_name (op)));
811} 667}
812 668
813/** 669/**
814 * look_at prints items on the specified square. 670 * look_at prints items on the specified square.
815 * 671 *
816 * [ removed EARTHWALL check and added check for containers inventory. 672 * [ removed EARTHWALL check and added check for containers inventory.
817 * Tero.Haatanen@lut.fi ] 673 * Tero.Haatanen@lut.fi ]
818 */ 674 */
819void 675static void
820look_at (object *op, int dx, int dy) 676look_at (player *pl, int dx, int dy)
821{ 677{
822 object *tmp; 678 dynbuf_text &buf = msg_dynbuf; buf.clear ();
823 int flag = 0; 679 object *ob = pl->ob;
824 sint16 x, y;
825 maptile *m;
826 680
827 x = op->x + dx; 681 if (!pl->observe->map)
828 y = op->y + dy;
829
830 if (out_of_map (op->map, x, y))
831 return; 682 return;
832 683
833 m = get_map_from_coord (op->map, &x, &y); 684 bool wiz = ob->flag [FLAG_WIZ] || ob->flag [FLAG_WIZLOOK];
834 if (!m) 685
686 mapxy pos (pl->observe);
687 pos.move (dx, dy);
688
689 if (wiz)
690 {
691 if (pos.normalise ())
692 {
693 mapspace &ms = *pos;
694 ms.update ();
695
696 buf.printf (" map: %s%+d%+d (%+d%+d)\n"
697 " smell %u/%u; flags %x; light %d; block %x; slow %x; on %x; off %x; volume %lld\n\n",
698 &pos.m->path, pos.x, pos.y, dx, dy,
699 (unsigned int)ms.smell, (unsigned int)mapspace::smellcount, ms.flags (), ms.light,
700 ms.move_block, ms.move_slow, ms.move_on, ms.move_off, (long long)ms.volume ()
701 );
702 }
703 else
704 buf << "off-map\n\n";
705 }
706
707 int darkness = pl->blocked_los (dx, dy);
708
709 if (darkness == LOS_BLOCKED)
710 buf << "You cannot see that place from your position. H<Something is in between or it is too far away.>";
711 else if (darkness == LOS_MAX)
712 buf << "That place is too dark to see anything. H<Move nearer or find better lighting.>";
713 else
714 {
715 if (pos.normalise ())
716 for (object *tmp = pos->top; tmp; tmp = tmp->below)
717 {
718 if (tmp->invisible && !QUERY_FLAG (ob, FLAG_WIZ))
719 continue;
720
721 if (wiz)
722 buf.printf (" - %s (%d).\n", query_name (tmp), tmp->count);
723 else
724 buf.printf (" - %s.\n", query_name (tmp));
725
726 object *head = tmp->head_ ();
727
728 if (head->inv)
729 if ((head->type != CONTAINER && head->type != FLESH)
730 || QUERY_FLAG (ob, FLAG_WIZ))
731 buf << head->query_inventory (ob, " ");
732
733 if (QUERY_FLAG (tmp, FLAG_IS_FLOOR) && !wiz) /* don't continue under the floor */
734 break;
735 }
736 }
737
738 if (buf.empty ())
739 buf << "You see nothing there.";
740
741 pl->infobox (MSG_CHANNEL ("lookat"), buf);
742}
743
744/** Client wants to look at some object. Lets do so. */
745void
746LookAt (char *buf, int len, player *pl)
747{
748 char *cp;
749
750 int dx = atoi (buf);
751 if (!(cp = strchr (buf, ' ')))
835 return; 752 return;
836 753
837 for (tmp = GET_MAP_OB (m, x, y); tmp != NULL && tmp->above != NULL; tmp = tmp->above);
838
839 for (; tmp != NULL; tmp = tmp->below)
840 {
841 if (tmp->invisible && !QUERY_FLAG (op, FLAG_WIZ))
842 continue;
843
844 if (!flag)
845 {
846 if (dx || dy)
847 new_draw_info (NDI_UNIQUE, 0, op, "There you see:");
848 else
849 {
850 clear_win_info (op);
851 new_draw_info (NDI_UNIQUE, 0, op, "You see:");
852 }
853 flag = 1;
854 }
855
856 if (QUERY_FLAG (op, FLAG_WIZ))
857 new_draw_info_format (NDI_UNIQUE, 0, op, "- %s (%d).", query_name (tmp), tmp->count);
858 else
859 new_draw_info_format (NDI_UNIQUE, 0, op, "- %s.", query_name (tmp));
860
861 if (((tmp->inv != NULL || (tmp->head && tmp->head->inv)) &&
862 (tmp->type != CONTAINER && tmp->type != FLESH)) || QUERY_FLAG (op, FLAG_WIZ))
863 inventory (op, tmp->head == NULL ? tmp : tmp->head);
864
865 if (QUERY_FLAG (tmp, FLAG_IS_FLOOR) && !QUERY_FLAG (op, FLAG_WIZ)) /* don't continue under the floor */
866 break;
867 }
868
869 if (!flag)
870 {
871 if (dx || dy)
872 new_draw_info (NDI_UNIQUE, 0, op, "You see nothing there.");
873 else
874 new_draw_info (NDI_UNIQUE, 0, op, "You see nothing.");
875 }
876}
877
878
879
880/** Client wants to look at some object. Lets do so. */
881void
882LookAt (char *buf, int len, player *pl)
883{
884 int dx, dy;
885 char *cp;
886
887 dx = atoi (buf);
888 if (!(cp = strchr (buf, ' ')))
889 {
890 return;
891 }
892 dy = atoi (cp); 754 int dy = atoi (cp);
893 755
894 if (FABS (dx) > pl->ns->mapx / 2 || FABS (dy) > pl->ns->mapy / 2)
895 return;
896
897 if (pl->blocked_los[dx + pl->ns->mapx / 2][dy + pl->ns->mapy / 2])
898 return;
899
900 look_at (pl->ob, dx, dy); 756 look_at (pl, dx, dy);
901} 757}
902 758
903/** Move an object to a new location */ 759/** Move an object to a new location */
904void 760void
905esrv_move_object (object *pl, tag_t to, tag_t tag, long nrof) 761esrv_move_object (object *pl, tag_t to, tag_t tag, long nrof)
906{ 762{
907 object *op, *env;
908
909 op = esrv_get_ob_from_count (pl, tag); 763 object *op = esrv_get_ob_from_count (pl, tag);
910 if (!op) 764 if (!op)
911 { 765 {
912 LOG (llevDebug, "Player '%s' tried to move an unknown object (%ld)\n", &pl->name, tag); 766 LOG (llevDebug, "Player '%s' tried to move an unknown object (%ld)\n", &pl->name, tag);
913 return; 767 return;
914 } 768 }
921 /* If it is an active container, then we should drop all objects 775 /* If it is an active container, then we should drop all objects
922 * in the container and not the container itself. 776 * in the container and not the container itself.
923 */ 777 */
924 if (op->inv && QUERY_FLAG (op, FLAG_APPLIED)) 778 if (op->inv && QUERY_FLAG (op, FLAG_APPLIED))
925 { 779 {
926 object *current, *next; 780 int cnt = MAX_ITEM_PER_DROP;
927 781
928 for (current = op->inv; current != NULL; current = next) 782 for (object *current = op->inv; current && cnt--; )
929 { 783 {
930 next = current->below; 784 object *next = current->below;
931 drop_object (pl, current, 0); 785 drop_object (pl, current, 0);
786 current = next;
932 } 787 }
933 788
934 esrv_update_item (UPD_WEIGHT, pl, op); 789 if (cnt <= 0)
790 op->failmsg ("Only dropped some items, can't drop that many items at once.");
935 } 791 }
936 else 792 else
937 drop_object (pl, op, nrof); 793 drop_object (pl, op, nrof);
938 794
939 return; 795 return;
947 pl->contr->count = nrof; 803 pl->contr->count = nrof;
948 pick_up (pl, op); 804 pick_up (pl, op);
949 return; 805 return;
950 } 806 }
951 807
952 env = esrv_get_ob_from_count (pl, to); 808 object *env = esrv_get_ob_from_count (pl, to);
953 if (!env) 809 if (!env)
954 { 810 {
955 LOG (llevDebug, "Player '%s' tried to move object to the unknown location (%d)\n", &pl->name, to); 811 LOG (llevDebug, "Player '%s' tried to move object to the unknown location (%d)\n", &pl->name, to);
956 return; 812 return;
957 } 813 }
959 /* put_object_in_sack presumes that necessary sanity checking 815 /* put_object_in_sack presumes that necessary sanity checking
960 * has already been done (eg, it can be picked up and fits in 816 * has already been done (eg, it can be picked up and fits in
961 * in a sack, so check for those things. We should also check 817 * in a sack, so check for those things. We should also check
962 * an make sure env is in fact a container for that matter. 818 * an make sure env is in fact a container for that matter.
963 */ 819 */
964 if (env->type == CONTAINER && can_pick (pl, op) && sack_can_hold (pl, env, op, nrof)) 820 if (env->type == CONTAINER
821 && can_pick (pl, op)
822 && sack_can_hold (pl, env, op, nrof))
965 put_object_in_sack (pl, env, op, nrof); 823 put_object_in_sack (pl, env, op, nrof);
966} 824}
967 825

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