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Comparing deliantra/server/common/object.C (file contents):
Revision 1.201 by root, Tue Jan 22 16:22:45 2008 UTC vs.
Revision 1.261 by root, Wed Oct 1 16:04:16 2008 UTC

1	/*	1	/*
2	* This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	* This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	*	3	*
4	* Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	* Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	* Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team	5	* Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team
6	* Copyright (©) 1992,2007 Frank Tore Johansen	6	* Copyright (©) 1992,2007 Frank Tore Johansen
7	*	7	*
8	* Deliantra is free software: you can redistribute it and/or modify	8	* Deliantra is free software: you can redistribute it and/or modify
9	* it under the terms of the GNU General Public License as published by	9	* it under the terms of the GNU General Public License as published by
…		…
19	* along with this program. If not, see <http://www.gnu.org/licenses/>.	19	* along with this program. If not, see <http://www.gnu.org/licenses/>.
20	*	20	*
21	* The authors can be reached via e-mail to <support@deliantra.net>	21	* The authors can be reached via e-mail to <support@deliantra.net>
22	*/	22	*/
23		23
24	/* Eneq(@csd.uu.se): Added weight-modifiers in environment of objects.
25	sub/add_weight will transcend the environment updating the carrying
26	variable. */
27	#include <global.h>	24	#include <global.h>
28	#include <stdio.h>	25	#include <stdio.h>
29	#include <sys/types.h>	26	#include <sys/types.h>
30	#include <sys/uio.h>	27	#include <sys/uio.h>
31	#include <object.h>	28	#include <object.h>
32	#include <funcpoint.h>
33	#include <sproto.h>	29	#include <sproto.h>
34	#include <loader.h>	30	#include <loader.h>
35		31
36	#include <bitset>	32	#include <bitset>
37		33
38	int nrofallocobjects = 0;	34	UUID UUID::cur;
39	static UUID uuid;	35	static uint64_t seq_next_save;
40	const uint64 UUID_SKIP = 1<<19;	36	static const uint64 UUID_GAP = 1<<19;
41		37
42	objectvec objects;	38	objectvec objects;
43	activevec actives;	39	activevec actives;
44		40
45	short freearr_x[SIZEOFFREE] = { 0, 0, 1, 1, 1, 0, -1, -1, -1, 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2, -2, -2, -2, -1,	41	short freearr_x[SIZEOFFREE] = {
		42	0,
		43	0, 1, 1, 1, 0, -1, -1, -1,
		44	0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2, -2, -2, -2, -1,
46	0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3, -3, -3, -3, -3, -2, -1	45	0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3, -3, -3, -3, -3, -2, -1
47	};	46	};
48	short freearr_y[SIZEOFFREE] = { 0, -1, -1, 0, 1, 1, 1, 0, -1, -2, -2, -2, -1, 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2,	47	short freearr_y[SIZEOFFREE] = {
		48	0,
		49	-1, -1, 0, 1, 1, 1, 0, -1,
		50	-2, -2, -2, -1, 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2,
49	-3, -3, -3, -3, -2, -1, 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3	51	-3, -3, -3, -3, -2, -1, 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3
50	};	52	};
51	int maxfree[SIZEOFFREE] = { 0, 9, 10, 13, 14, 17, 18, 21, 22, 25, 26, 27, 30, 31, 32, 33, 36, 37, 39, 39, 42, 43, 44, 45,	53	int maxfree[SIZEOFFREE] = {
		54	0,
		55	9, 10, 13, 14, 17, 18, 21, 22,
		56	25, 26, 27, 30, 31, 32, 33, 36, 37, 39, 39, 42, 43, 44, 45, 48,
52	48, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49	57	49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49
53	};	58	};
54	int freedir[SIZEOFFREE] = {	59	int freedir[SIZEOFFREE] = {
55	0, 1, 2, 3, 4, 5, 6, 7, 8, 1, 2, 2, 2, 3, 4, 4, 4, 5, 6, 6, 6, 7, 8, 8, 8,	60	0,
		61	1, 2, 3, 4, 5, 6, 7, 8,
		62	1, 2, 2, 2, 3, 4, 4, 4, 5, 6, 6, 6, 7, 8, 8, 8,
56	1, 2, 2, 2, 2, 2, 3, 4, 4, 4, 4, 4, 5, 6, 6, 6, 6, 6, 7, 8, 8, 8, 8, 8	63	1, 2, 2, 2, 2, 2, 3, 4, 4, 4, 4, 4, 5, 6, 6, 6, 6, 6, 7, 8, 8, 8, 8, 8
57	};	64	};
58		65
59	static void	66	static void
60	write_uuid (void)	67	write_uuid (uval64 skip, bool sync)
61	{	68	{
62	char filename1[MAX_BUF], filename2[MAX_BUF];	69	CALL_BEGIN (2);
63		70	CALL_ARG_SV (newSVval64 (skip));
64	sprintf (filename1, "%s/uuid", settings.localdir);	71	CALL_ARG_SV (boolSV (sync));
65	sprintf (filename2, "%s/uuid~", settings.localdir);	72	CALL_CALL ("cf::write_uuid", G_DISCARD);
66		73	CALL_END;
67	FILE *fp;
68
69	if (!(fp = fopen (filename2, "w")))
70	{
71	LOG (llevError, "ERROR: cannot open %s for writing, unable to write UUID!\n", filename2);
72	return;
73	}
74
75	fprintf (fp, "<1,%llx>\n", (unsigned long long)uuid.seq + UUID_SKIP * 2);
76	fclose (fp);
77	rename (filename2, filename1);
78	}	74	}
79		75
80	static void	76	static void
81	read_uuid (void)	77	read_uuid (void)
82	{	78	{
83	char filename[MAX_BUF];	79	char filename[MAX_BUF];
84		80
85	sprintf (filename, "%s/uuid", settings.localdir);	81	sprintf (filename, "%s/uuid", settings.localdir);
		82
		83	seq_next_save = 0;
86		84
87	FILE *fp;	85	FILE *fp;
88		86
89	if (!(fp = fopen (filename, "r")))	87	if (!(fp = fopen (filename, "r")))
90	{	88	{
91	if (errno == ENOENT)	89	if (errno == ENOENT)
92	{	90	{
93	LOG (llevInfo, "RESET uid to 1\n");	91	LOG (llevInfo, "RESET uid to 1\n");
94	uuid.seq = 0;	92	UUID::cur.seq = 0;
95	write_uuid ();	93	write_uuid (UUID_GAP, true);
96	return;	94	return;
97	}	95	}
98		96
99	LOG (llevError, "FATAL: cannot open %s for reading!\n", filename);	97	LOG (llevError, "FATAL: cannot open %s for reading!\n", filename);
100	_exit (1);	98	_exit (1);
101	}	99	}
102		100
103	int version;	101	UUID::BUF buf;
104	unsigned long long uid;	102	buf[0] = 0;
105	if (2 != fscanf (fp, "<%d,%llx>\n", &version, &uid) || version != 1)	103	fgets (buf, sizeof (buf), fp);
		104
		105	if (!UUID::cur.parse (buf))
106	{	106	{
107	LOG (llevError, "FATAL: error reading uid from %s!\n", filename);	107	LOG (llevError, "FATAL: error reading uid from %s (%s)!\n", filename, buf);
108	_exit (1);	108	_exit (1);
109	}	109	}
110		110
111	uuid.seq = uid;	111	LOG (llevDebug, "read UUID: %s\n", UUID::cur.c_str ());
112	write_uuid ();	112
113	LOG (llevDebug, "read UID: %" PRId64 "\n", uid);	113	write_uuid (UUID_GAP, true);
114	fclose (fp);	114	fclose (fp);
115	}	115	}
116		116
117	UUID	117	UUID
118	gen_uuid ()	118	UUID::gen ()
119	{	119	{
120	UUID uid;	120	UUID uid;
121		121
122	uid.seq = ++uuid.seq;	122	uid.seq = ++cur.seq;
123		123
124	if (!(uuid.seq & (UUID_SKIP - 1)))	124	if (expect_false (cur.seq >= seq_next_save))
125	write_uuid ();	125	{
		126	seq_next_save = UUID::cur.seq + (UUID_GAP >> 1);
		127	write_uuid (UUID_GAP, false);
		128	}
		129
126		130
127	return uid;	131	return uid;
128	}	132	}
129		133
130	void	134	void
131	init_uuid ()	135	UUID::init ()
132	{	136	{
133	read_uuid ();	137	read_uuid ();
134	}	138	}
135		139
136	/* Returns TRUE if every key_values in wants has a partner with the same value in has. */	140	/* Returns TRUE if every key_values in wants has a partner with the same value in has. */
137	static int	141	static bool
138	compare_ob_value_lists_one (const object *wants, const object *has)	142	compare_ob_value_lists_one (const object *wants, const object *has)
139	{	143	{
140	key_value *wants_field;
141
142	/* n-squared behaviour (see get_ob_key_link()), but I'm hoping both	144	/* n-squared behaviour (see kv_get), but I'm hoping both
143	* objects with lists are rare, and lists stay short. If not, use a	145	* objects with lists are rare, and lists stay short. If not, use a
144	* different structure or at least keep the lists sorted...	146	* different structure or at least keep the lists sorted...
145	*/	147	*/
146		148
147	/* For each field in wants, */	149	/* For each field in wants, */
148	for (wants_field = wants->key_values; wants_field; wants_field = wants_field->next)	150	for (key_value *kv = wants->key_values; kv; kv = kv->next)
149	{	151	if (has->kv_get (kv->key) != kv->value)
150	key_value *has_field;	152	return false;
151
152	/* Look for a field in has with the same key. */
153	has_field = get_ob_key_link (has, wants_field->key);
154
155	if (has_field == NULL)
156	{
157	/* No field with that name. */
158	return FALSE;
159	}
160
161	/* Found the matching field. */
162	if (has_field->value != wants_field->value)
163	{
164	/* Values don't match, so this half of the comparison is false. */
165	return FALSE;
166	}
167
168	/* If we get here, we found a match. Now for the next field in wants. */
169	}
170		153
171	/* If we get here, every field in wants has a matching field in has. */	154	/* If we get here, every field in wants has a matching field in has. */
172	return TRUE;	155	return true;
173	}	156	}
174		157
175	/* Returns TRUE if ob1 has the same key_values as ob2. */	158	/* Returns TRUE if ob1 has the same key_values as ob2. */
176	static int	159	static bool
177	compare_ob_value_lists (const object *ob1, const object *ob2)	160	compare_ob_value_lists (const object *ob1, const object *ob2)
178	{	161	{
179	/* However, there may be fields in has which aren't partnered in wants,	162	/* However, there may be fields in has which aren't partnered in wants,
180	* so we need to run the comparison *twice*. :(	163	* so we need to run the comparison *twice*. :(
181	*/	164	*/
182	return compare_ob_value_lists_one (ob1, ob2) && compare_ob_value_lists_one (ob2, ob1);	165	return compare_ob_value_lists_one (ob1, ob2)
		166	&& compare_ob_value_lists_one (ob2, ob1);
183	}	167	}
184		168
185	/* Function examines the 2 objects given to it, and returns true if	169	/* Function examines the 2 objects given to it, and returns true if
186	* they can be merged together.	170	* they can be merged together.
187	*	171	*
…		…
202	|| ob1->speed != ob2->speed	186	|| ob1->speed != ob2->speed
203	|| ob1->value != ob2->value	187	|| ob1->value != ob2->value
204	|| ob1->name != ob2->name)	188	|| ob1->name != ob2->name)
205	return 0;	189	return 0;
206		190
207	//TODO: this ain't working well, use nicer and correct overflow check
208	/* Do not merge objects if nrof would overflow. We use 1UL<<31 since that	191	/* Do not merge objects if nrof would overflow, assume nrof
209	* value could not be stored in a sint32 (which unfortunately sometimes is	192	* is always 0 .. 2**31-1 */
210	* used to store nrof).	193	if (ob1->nrof > 0x7fffffff - ob2->nrof)
211	*/
212	if (ob1->nrof + ob2->nrof >= 1UL << 31)
213	return 0;	194	return 0;
214		195
215	/* If the objects have been identified, set the BEEN_APPLIED flag.	196	/* If the objects have been identified, set the BEEN_APPLIED flag.
216	* This is to the comparison of the flags below will be OK. We	197	* This is to the comparison of the flags below will be OK. We
217	* just can't ignore the been applied or identified flags, as they	198	* just can't ignore the been applied or identified flags, as they
218	* are not equal - just if it has been identified, the been_applied	199	* are not equal - just if it has been identified, the been_applied
219	* flags lose any meaning.	200	* flags lose any meaning.
220	*/	201	*/
221	if (QUERY_FLAG (ob1, FLAG_IDENTIFIED))	202	if (QUERY_FLAG (ob1, FLAG_IDENTIFIED))
222	SET_FLAG (ob1, FLAG_BEEN_APPLIED);	203	SET_FLAG (ob1, FLAG_BEEN_APPLIED);
223		204
224	if (QUERY_FLAG (ob2, FLAG_IDENTIFIED))	205	if (QUERY_FLAG (ob2, FLAG_IDENTIFIED))
225	SET_FLAG (ob2, FLAG_BEEN_APPLIED);	206	SET_FLAG (ob2, FLAG_BEEN_APPLIED);
226		207
227	if ((ob1->flag ^ ob2->flag).reset (FLAG_INV_LOCKED).reset (FLAG_CLIENT_SENT).any ()	208	if (ob1->arch->archname != ob2->arch->archname
228	|| ob1->arch != ob2->arch
229	|| ob1->name != ob2->name	209	|| ob1->name != ob2->name
230	|| ob1->title != ob2->title	210	|| ob1->title != ob2->title
231	|| ob1->msg != ob2->msg	211	|| ob1->msg != ob2->msg
232	|| ob1->weight != ob2->weight	212	|| ob1->weight != ob2->weight
233	|| memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))
234	|| memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats) )
235	|| ob1->attacktype != ob2->attacktype	213	|| ob1->attacktype != ob2->attacktype
236	|| ob1->magic != ob2->magic	214	|| ob1->magic != ob2->magic
237	|| ob1->slaying != ob2->slaying	215	|| ob1->slaying != ob2->slaying
238	|| ob1->skill != ob2->skill	216	|| ob1->skill != ob2->skill
239	|| ob1->value != ob2->value	217	|| ob1->value != ob2->value
240	|| ob1->animation_id != ob2->animation_id	218	|| ob1->animation_id != ob2->animation_id
		219	|| (ob1->face != ob2->face && !ob1->animation_id) // face and animation are dependent on each other
241	|| ob1->client_type != ob2->client_type	220	|| ob1->client_type != ob2->client_type
242	|| ob1->materialname != ob2->materialname	221	|| ob1->materialname != ob2->materialname
243	|| ob1->lore != ob2->lore	222	|| ob1->lore != ob2->lore
244	|| ob1->subtype != ob2->subtype	223	|| ob1->subtype != ob2->subtype
245	|| ob1->move_type != ob2->move_type	224	|| ob1->move_type != ob2->move_type
246	|| ob1->move_block != ob2->move_block	225	|| ob1->move_block != ob2->move_block
247	|| ob1->move_allow != ob2->move_allow	226	|| ob1->move_allow != ob2->move_allow
248	|| ob1->move_on != ob2->move_on	227	|| ob1->move_on != ob2->move_on
249	|| ob1->move_off != ob2->move_off	228	|| ob1->move_off != ob2->move_off
250	|| ob1->move_slow != ob2->move_slow	229	|| ob1->move_slow != ob2->move_slow
251	|| ob1->move_slow_penalty != ob2->move_slow_penalty)	230	|| ob1->move_slow_penalty != ob2->move_slow_penalty
		231	|| memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))
		232	|| memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats)))
252	return 0;	233	return 0;
253		234
		235	if ((ob1->flag ^ ob2->flag)
		236	.reset (FLAG_INV_LOCKED)
		237	.reset (FLAG_REMOVED)
		238	.any ())
		239	return 0;
		240
254	/* This is really a spellbook check - really, we should	241	/* This is really a spellbook check - we should in general
255	* check all objects in the inventory.	242	* not merge objects with real inventories, as splitting them
		243	* is hard.
256	*/	244	*/
257	if (ob1->inv || ob2->inv)	245	if (ob1->inv || ob2->inv)
258	{	246	{
259	if (!(ob1->inv && ob2->inv))	247	if (!(ob1->inv && ob2->inv))
260	return 0; /* inventories differ in length */	248	return 0; /* inventories differ in length */
261		249
262	if (ob1->inv->below || ob2->inv->below)	250	if (ob1->inv->below || ob2->inv->below)
263	return 0; /* more than one object in inv */	251	return 0; /* more than one object in inv */
264		252
265	if (!object::can_merge (ob1->inv, ob2->inv))	253	if (!object::can_merge (ob1->inv, ob2->inv))
266	return 0; /* inventory objexts differ */	254	return 0; /* inventory objects differ */
267		255
268	/* inventory ok - still need to check rest of this object to see	256	/* inventory ok - still need to check rest of this object to see
269	* if it is valid.	257	* if it is valid.
270	*/	258	*/
271	}	259	}
…		…
290	if (ob1->level != ob2->level)	278	if (ob1->level != ob2->level)
291	return 0;	279	return 0;
292	break;	280	break;
293	}	281	}
294		282
295	if (ob1->key_values != NULL || ob2->key_values != NULL)	283	if (ob1->key_values || ob2->key_values)
296	{	284	{
297	/* At least one of these has key_values. */	285	/* At least one of these has key_values. */
298	if ((ob1->key_values == NULL) != (ob2->key_values == NULL))	286	if ((!ob1->key_values) != (!ob2->key_values))
299	/* One has fields, but the other one doesn't. */	287	return 0; /* One has fields, but the other one doesn't. */
300	return 0;	288
301	else if (!compare_ob_value_lists (ob1, ob2))	289	if (!compare_ob_value_lists (ob1, ob2))
302	return 0;	290	return 0;
303	}	291	}
304		292
305	if (ob1->self || ob2->self)	293	if (ob1->self || ob2->self)
306	{	294	{
…		…
312	int k1 = ob1->self ? HvTOTALKEYS (ob1->self) : 0;	300	int k1 = ob1->self ? HvTOTALKEYS (ob1->self) : 0;
313	int k2 = ob2->self ? HvTOTALKEYS (ob2->self) : 0;	301	int k2 = ob2->self ? HvTOTALKEYS (ob2->self) : 0;
314		302
315	if (k1 != k2)	303	if (k1 != k2)
316	return 0;	304	return 0;
		305
317	else if (k1 == 0)	306	if (k1 == 0)
318	return 1;	307	return 1;
		308
319	else if (!cfperl_can_merge (ob1, ob2))	309	if (!cfperl_can_merge (ob1, ob2))
320	return 0;	310	return 0;
321	}	311	}
322	}	312	}
323		313
324	/* Everything passes, must be OK. */	314	/* Everything passes, must be OK. */
325	return 1;	315	return 1;
326	}	316	}
327		317
		318	// find player who can see this object
		319	object *
		320	object::visible_to () const
		321	{
		322	if (client_visible () && !flag [FLAG_REMOVED])
		323	{
		324	// see if we are in a container of sorts
		325	if (env)
		326	{
		327	// the player inventory itself is always visible
		328	if (env->type == PLAYER)
		329	return env;
		330
		331	// else a player could have our env open
		332	object *envest = env->outer_env ();
		333
		334	// the player itself is always on a map, so we will find him here
		335	// even if our inv is in a player.
		336	if (envest->is_on_map ())
		337	if (object *pl = envest->ms ().player ())
		338	if (pl->container == env)
		339	return pl;
		340	}
		341	else
		342	{
		343	// maybe there is a player standing on the same mapspace
		344	// this will catch the case where "this" is a player
		345	if (object *pl = ms ().player ())
		346	if ((!pl->container && pl->contr->ns && !pl->contr->ns->update_look)
		347	|| this == pl->container)
		348	return pl;
		349	}
		350	}
		351
		352	return 0;
		353	}
		354
		355	// adjust weight per container type ("of holding")
		356	static sint32
		357	weight_adjust_for (object *op, sint32 weight)
		358	{
		359	return op->type == CONTAINER
		360	? lerp (weight, 0, 100, 0, 100 - op->stats.Str)
		361	: weight;
		362	}
		363
328	/*	364	/*
		365	* adjust_weight(object, weight) adds the specified weight to an object,
		366	* and also updates how much the environment(s) is/are carrying.
		367	*/
		368	static void
		369	adjust_weight (object *op, sint32 weight)
		370	{
		371	while (op)
		372	{
		373	// adjust by actual difference to account for rounding errors
		374	// i.e. (w2 - w1) / f != w2 / f - w1 / f and the latter is correct
		375	weight = weight_adjust_for (op, op->carrying)
		376	- weight_adjust_for (op, op->carrying - weight);
		377
		378	if (!weight)
		379	return;
		380
		381	op->carrying += weight;
		382
		383	if (object *pl = op->visible_to ())
		384	if (pl != op) // player is handled lazily
		385	esrv_update_item (UPD_WEIGHT, pl, op);
		386
		387	op = op->env;
		388	}
		389	}
		390
		391	/*
329	* sum_weight() is a recursive function which calculates the weight	392	* this is a recursive function which calculates the weight
330	* an object is carrying. It goes through in figures out how much	393	* an object is carrying. It goes through op and figures out how much
331	* containers are carrying, and sums it up.	394	* containers are carrying, and sums it up.
332	*/	395	*/
333	long	396	void
334	sum_weight (object *op)	397	object::update_weight ()
335	{	398	{
336	long sum;	399	sint32 sum = 0;
337	object *inv;
338		400
339	for (sum = 0, inv = op->inv; inv; inv = inv->below)	401	for (object *op = inv; op; op = op->below)
340	{	402	{
341	if (inv->inv)	403	if (op->inv)
342	sum_weight (inv);	404	op->update_weight ();
343		405
344	sum += inv->carrying + inv->weight * (inv->nrof ? inv->nrof : 1);	406	sum += op->total_weight ();
		407	}
		408
		409	sum = weight_adjust_for (this, sum);
		410
		411	if (sum != carrying)
345	}	412	{
346
347	if (op->type == CONTAINER && op->stats.Str)
348	sum = (sum * (100 - op->stats.Str)) / 100;
349
350	if (op->carrying != sum)
351	op->carrying = sum;	413	carrying = sum;
352		414
353	return sum;	415	if (object *pl = visible_to ())
		416	if (pl != this) // player is handled lazily
		417	esrv_update_item (UPD_WEIGHT, pl, this);
		418	}
354	}	419	}
355		420
356	/**	421	/*
357	* Return the outermost environment object for a given object.	422	* Used by: Server DM commands: dumpbelow, dump. Some error messages.
358	*/
359
360	object *
361	object_get_env_recursive (object *op)
362	{
363	while (op->env != NULL)
364	op = op->env;
365	return op;
366	}
367
368	/*
369	* Used by: Crossedit: dump. Server DM commands: dumpbelow, dump.
370	* Some error messages.
371	* The result of the dump is stored in the static global errmsg array.
372	*/	423	*/
373	char *	424	char *
374	dump_object (object *op)	425	dump_object (object *op)
375	{	426	{
376	if (!op)	427	if (!op)
…		…
390	get_nearest_part (object *op, const object *pl)	441	get_nearest_part (object *op, const object *pl)
391	{	442	{
392	object *tmp, *closest;	443	object *tmp, *closest;
393	int last_dist, i;	444	int last_dist, i;
394		445
395	if (op->more == NULL)	446	if (!op->more)
396	return op;	447	return op;
		448
397	for (last_dist = distance (op, pl), closest = op, tmp = op->more; tmp != NULL; tmp = tmp->more)	449	for (last_dist = distance (op, pl), closest = op, tmp = op->more;
		450	tmp;
		451	tmp = tmp->more)
398	if ((i = distance (tmp, pl)) < last_dist)	452	if ((i = distance (tmp, pl)) < last_dist)
399	closest = tmp, last_dist = i;	453	closest = tmp, last_dist = i;
		454
400	return closest;	455	return closest;
401	}	456	}
402		457
403	/*	458	/*
404	* Returns the object which has the count-variable equal to the argument.	459	* Returns the object which has the count-variable equal to the argument.
		460	* VERRRY slow.
405	*/	461	*/
406	object *	462	object *
407	find_object (tag_t i)	463	find_object (tag_t i)
408	{	464	{
409	for_all_objects (op)	465	for_all_objects (op)
…		…
420	*/	476	*/
421	object *	477	object *
422	find_object_name (const char *str)	478	find_object_name (const char *str)
423	{	479	{
424	shstr_cmp str_ (str);	480	shstr_cmp str_ (str);
425	object *op;
426		481
		482	if (str_)
427	for_all_objects (op)	483	for_all_objects (op)
428	if (op->name == str_)	484	if (op->name == str_)
429	break;	485	return op;
430		486
431	return op;	487	return 0;
432	}
433
434	void
435	free_all_object_data ()
436	{
437	LOG (llevDebug, "%d allocated objects\n", nrofallocobjects);
438	}	488	}
439		489
440	/*	490	/*
441	* Sets the owner and sets the skill and exp pointers to owner's current	491	* Sets the owner and sets the skill and exp pointers to owner's current
442	* skill and experience objects.	492	* skill and experience objects.
…		…
540	}	590	}
541		591
542	op->key_values = 0;	592	op->key_values = 0;
543	}	593	}
544		594
545	object &	595	/*
546	object::operator =(const object &src)	596	* copy_to first frees everything allocated by the dst object,
		597	* and then copies the contents of itself into the second
		598	* object, allocating what needs to be allocated. Basically, any
		599	* data that is malloc'd needs to be re-malloc/copied. Otherwise,
		600	* if the first object is freed, the pointers in the new object
		601	* will point at garbage.
		602	*/
		603	void
		604	object::copy_to (object *dst)
547	{	605	{
548	bool is_freed = flag [FLAG_FREED];	606	dst->remove ();
549	bool is_removed = flag [FLAG_REMOVED];
550
551	*(object_copy *)this = src;	607	*(object_copy *)dst = *this;
552
553	flag [FLAG_FREED] = is_freed;
554	flag [FLAG_REMOVED] = is_removed;	608	dst->flag [FLAG_REMOVED] = true;
555		609
556	/* Copy over key_values, if any. */	610	/* Copy over key_values, if any. */
557	if (src.key_values)	611	if (key_values)
558	{	612	{
559	key_value *tail = 0;	613	key_value *tail = 0;
560	key_values = 0;	614	dst->key_values = 0;
561		615
562	for (key_value *i = src.key_values; i; i = i->next)	616	for (key_value *i = key_values; i; i = i->next)
563	{	617	{
564	key_value *new_link = new key_value;	618	key_value *new_link = new key_value;
565		619
566	new_link->next = 0;	620	new_link->next = 0;
567	new_link->key = i->key;	621	new_link->key = i->key;
568	new_link->value = i->value;	622	new_link->value = i->value;
569		623
570	/* Try and be clever here, too. */	624	/* Try and be clever here, too. */
571	if (!key_values)	625	if (!dst->key_values)
572	{	626	{
573	key_values = new_link;	627	dst->key_values = new_link;
574	tail = new_link;	628	tail = new_link;
575	}	629	}
576	else	630	else
577	{	631	{
578	tail->next = new_link;	632	tail->next = new_link;
579	tail = new_link;	633	tail = new_link;
580	}	634	}
581	}	635	}
582	}	636	}
583	}
584
585	/*
586	* copy_to first frees everything allocated by the dst object,
587	* and then copies the contents of itself into the second
588	* object, allocating what needs to be allocated. Basically, any
589	* data that is malloc'd needs to be re-malloc/copied. Otherwise,
590	* if the first object is freed, the pointers in the new object
591	* will point at garbage.
592	*/
593	void
594	object::copy_to (object *dst)
595	{
596	*dst = *this;
597		637
598	if (speed < 0)	638	if (speed < 0)
599	dst->speed_left -= rndm ();	639	dst->speed_left -= rndm ();
600		640
601	dst->set_speed (dst->speed);	641	dst->activate ();
602	}	642	}
603		643
604	void	644	void
605	object::instantiate ()	645	object::instantiate ()
606	{	646	{
607	if (!uuid.seq) // HACK	647	if (!uuid.seq) // HACK
608	uuid = gen_uuid ();	648	uuid = UUID::gen ();
609		649
610	speed_left = -0.1f;	650	speed_left = -0.1f;
611	/* copy the body_info to the body_used - this is only really	651	/* copy the body_info to the body_used - this is only really
612	* need for monsters, but doesn't hurt to do it for everything.	652	* need for monsters, but doesn't hurt to do it for everything.
613	* by doing so, when a monster is created, it has good starting	653	* by doing so, when a monster is created, it has good starting
…		…
623	object *	663	object *
624	object::clone ()	664	object::clone ()
625	{	665	{
626	object *neu = create ();	666	object *neu = create ();
627	copy_to (neu);	667	copy_to (neu);
		668	neu->map = map; // not copied by copy_to
628	return neu;	669	return neu;
629	}	670	}
630		671
631	/*	672	/*
632	* If an object with the IS_TURNABLE() flag needs to be turned due	673	* If an object with the IS_TURNABLE() flag needs to be turned due
…		…
683	* UP_OBJ_FACE: only the objects face has changed.	724	* UP_OBJ_FACE: only the objects face has changed.
684	*/	725	*/
685	void	726	void
686	update_object (object *op, int action)	727	update_object (object *op, int action)
687	{	728	{
688	if (op == NULL)	729	if (!op)
689	{	730	{
690	/* this should never happen */	731	/* this should never happen */
691	LOG (llevDebug, "update_object() called for NULL object.\n");	732	LOG (llevError | logBacktrace, "update_object() called for NULL object.\n");
692	return;	733	return;
693	}	734	}
694		735
695	if (op->env)	736	if (!op->is_on_map ())
696	{	737	{
697	/* Animation is currently handled by client, so nothing	738	/* Animation is currently handled by client, so nothing
698	* to do in this case.	739	* to do in this case.
699	*/	740	*/
700	return;	741	return;
701	}	742	}
702
703	/* If the map is saving, don't do anything as everything is
704	* going to get freed anyways.
705	*/
706	if (!op->map || op->map->in_memory == MAP_SAVING)
707	return;
708		743
709	/* make sure the object is within map boundaries */	744	/* make sure the object is within map boundaries */
710	if (op->x < 0 || op->x >= op->map->width || op->y < 0 || op->y >= op->map->height)	745	if (op->x < 0 || op->x >= op->map->width || op->y < 0 || op->y >= op->map->height)
711	{	746	{
712	LOG (llevError, "update_object() called for object out of map!\n");	747	LOG (llevError, "update_object() called for object out of map!\n");
…		…
731	|| (QUERY_FLAG (op, FLAG_DAMNED) && !(m.flags_ & P_NO_CLERIC))	766	|| (QUERY_FLAG (op, FLAG_DAMNED) && !(m.flags_ & P_NO_CLERIC))
732	|| (m.move_on | op->move_on ) != m.move_on	767	|| (m.move_on | op->move_on ) != m.move_on
733	|| (m.move_off | op->move_off ) != m.move_off	768	|| (m.move_off | op->move_off ) != m.move_off
734	|| (m.move_slow | op->move_slow) != m.move_slow	769	|| (m.move_slow | op->move_slow) != m.move_slow
735	/* This isn't perfect, but I don't expect a lot of objects to	770	/* This isn't perfect, but I don't expect a lot of objects to
736	* to have move_allow right now.	771	* have move_allow right now.
737	*/	772	*/
738	|| ((m.move_block | op->move_block) & ~op->move_allow) != m.move_block	773	|| ((m.move_block | op->move_block) & ~op->move_allow) != m.move_block
739	|| 1) // the above is not strong enough a test to skip updating. los maybe? TODO (Schmorp)	774	|| 1) // the above is not strong enough a test to skip updating. los maybe? TODO (Schmorp)
740	m.flags_ = 0;	775	m.flags_ = 0;
741	}	776	}
…		…
772	static int object_count;	807	static int object_count;
773		808
774	void object::link ()	809	void object::link ()
775	{	810	{
776	assert (!index);//D	811	assert (!index);//D
777	uuid = gen_uuid ();	812	uuid = UUID::gen ();
778	count = ++object_count;	813	count = ++object_count;
779		814
780	refcnt_inc ();	815	refcnt_inc ();
781	objects.insert (this);	816	objects.insert (this);
782	}	817	}
…		…
794	object::activate ()	829	object::activate ()
795	{	830	{
796	/* If already on active list, don't do anything */	831	/* If already on active list, don't do anything */
797	if (active)	832	if (active)
798	return;	833	return;
		834
		835	if (has_active_speed () && flag [FLAG_FREED]) LOG (llevError | logBacktrace, "BUG: tried to activate freed object %s\n", debug_desc ());//D
		836	if (has_active_speed () && flag [FLAG_DEBUG]) LOG (llevError | logBacktrace, "BUG: tried to activate DEBUG object %s\n", debug_desc ());//D temp
799		837
800	if (has_active_speed ())	838	if (has_active_speed ())
801	actives.insert (this);	839	actives.insert (this);
802	}	840	}
803		841
…		…
855	object::destroy_inv (bool drop_to_ground)	893	object::destroy_inv (bool drop_to_ground)
856	{	894	{
857	// need to check first, because the checks below might segfault	895	// need to check first, because the checks below might segfault
858	// as we might be on an invalid mapspace and crossfire code	896	// as we might be on an invalid mapspace and crossfire code
859	// is too buggy to ensure that the inventory is empty.	897	// is too buggy to ensure that the inventory is empty.
860	// corollary: if you create arrows etc. with stuff in tis inventory,	898	// corollary: if you create arrows etc. with stuff in its inventory,
861	// cf will crash below with off-map x and y	899	// cf will crash below with off-map x and y
862	if (!inv)	900	if (!inv)
863	return;	901	return;
864		902
865	/* Only if the space blocks everything do we not process -	903	/* Only if the space blocks everything do we not process -
866	* if some form of movement is allowed, let objects	904	* if some form of movement is allowed, let objects
867	* drop on that space.	905	* drop on that space.
868	*/	906	*/
869	if (!drop_to_ground	907	if (!drop_to_ground
870	|| !map	908	|| !map
871	|| map->in_memory != MAP_IN_MEMORY	909	|| map->in_memory != MAP_ACTIVE
872	|| map->nodrop	910	|| map->no_drop
873	|| ms ().move_block == MOVE_ALL)	911	|| ms ().move_block == MOVE_ALL)
874	{	912	{
875	while (inv)	913	while (inv)
876	{
877	inv->destroy_inv (drop_to_ground);
878	inv->destroy ();	914	inv->destroy ();
879	}
880	}	915	}
881	else	916	else
882	{ /* Put objects in inventory onto this space */	917	{ /* Put objects in inventory onto this space */
883	while (inv)	918	while (inv)
884	{	919	{
…		…
902	object *op = new object;	937	object *op = new object;
903	op->link ();	938	op->link ();
904	return op;	939	return op;
905	}	940	}
906		941
		942	static struct freed_map : maptile
		943	{
		944	freed_map ()
		945	{
		946	path = "<freed objects map>";
		947	name = "/internal/freed_objects_map";
		948	width = 3;
		949	height = 3;
		950	no_drop = 1;
		951	no_reset = 1;
		952
		953	alloc ();
		954	in_memory = MAP_ACTIVE;
		955	}
		956
		957	~freed_map ()
		958	{
		959	destroy ();
		960	}
		961	} freed_map; // freed objects are moved here to avoid crashes
		962
907	void	963	void
908	object::do_destroy ()	964	object::do_destroy ()
909	{	965	{
910	attachable::do_destroy ();
911
912	if (flag [FLAG_IS_LINKED])	966	if (flag [FLAG_IS_LINKED])
913	remove_button_link (this);	967	remove_button_link (this);
914		968
915	if (flag [FLAG_FRIENDLY])	969	if (flag [FLAG_FRIENDLY])
916	remove_friendly_object (this);	970	remove_friendly_object (this);
917		971
918	if (!flag [FLAG_REMOVED])
919	remove ();	972	remove ();
920		973
921	destroy_inv (true);	974	attachable::do_destroy ();
922		975
923	deactivate ();	976	deactivate ();
924	unlink ();	977	unlink ();
925		978
926	flag [FLAG_FREED] = 1;	979	flag [FLAG_FREED] = 1;
927		980
928	// hack to ensure that freed objects still have a valid map	981	// hack to ensure that freed objects still have a valid map
929	{
930	static maptile *freed_map; // freed objects are moved here to avoid crashes
931
932	if (!freed_map)
933	{
934	freed_map = new maptile;
935
936	freed_map->path = "<freed objects map>";
937	freed_map->name = "/internal/freed_objects_map";
938	freed_map->width = 3;
939	freed_map->height = 3;
940	freed_map->nodrop = 1;
941
942	freed_map->alloc ();
943	freed_map->in_memory = MAP_IN_MEMORY;
944	}
945
946	map = freed_map;	982	map = &freed_map;
947	x = 1;	983	x = 1;
948	y = 1;	984	y = 1;
949	}
950		985
951	if (more)	986	if (more)
952	{	987	{
953	more->destroy ();	988	more->destroy ();
954	more = 0;	989	more = 0;
…		…
962	attacked_by = 0;	997	attacked_by = 0;
963	current_weapon = 0;	998	current_weapon = 0;
964	}	999	}
965		1000
966	void	1001	void
967	object::destroy (bool destroy_inventory)	1002	object::destroy ()
968	{	1003	{
969	if (destroyed ())	1004	if (destroyed ())
970	return;	1005	return;
971		1006
972	if (destroy_inventory)	1007	if (!is_head () && !head->destroyed ())
		1008	{
		1009	LOG (llevError | logBacktrace, "tried to destroy the tail of an object");
		1010	head->destroy ();
		1011	return;
		1012	}
		1013
973	destroy_inv (false);	1014	destroy_inv (false);
974		1015
975	if (is_head ())	1016	if (is_head ())
976	if (sound_destroy)	1017	if (sound_destroy)
977	play_sound (sound_destroy);	1018	play_sound (sound_destroy);
978	else if (flag [FLAG_MONSTER])	1019	else if (flag [FLAG_MONSTER])
979	play_sound (sound_find ("monster_destroy")); // quick hack, too lazy to create a generic mechanism	1020	play_sound (sound_find ("monster_destroy")); // quick hack, too lazy to create a generic mechanism
980		1021
981	attachable::destroy ();	1022	attachable::destroy ();
982	}
983
984	/*
985	* sub_weight() recursively (outwards) subtracts a number from the
986	* weight of an object (and what is carried by it's environment(s)).
987	*/
988	void
989	sub_weight (object *op, signed long weight)
990	{
991	while (op != NULL)
992	{
993	if (op->type == CONTAINER)
994	weight = (signed long) (weight * (100 - op->stats.Str) / 100);
995
996	op->carrying -= weight;
997	op = op->env;
998	}
999	}	1023	}
1000		1024
1001	/* op->remove ():	1025	/* op->remove ():
1002	* This function removes the object op from the linked list of objects	1026	* This function removes the object op from the linked list of objects
1003	* which it is currently tied to. When this function is done, the	1027	* which it is currently tied to. When this function is done, the
…		…
1009	object::do_remove ()	1033	object::do_remove ()
1010	{	1034	{
1011	object *tmp, *last = 0;	1035	object *tmp, *last = 0;
1012	object *otmp;	1036	object *otmp;
1013		1037
1014	if (QUERY_FLAG (this, FLAG_REMOVED))	1038	if (flag [FLAG_REMOVED])
1015	return;	1039	return;
1016		1040
1017	SET_FLAG (this, FLAG_REMOVED);
1018	INVOKE_OBJECT (REMOVE, this);	1041	INVOKE_OBJECT (REMOVE, this);
		1042
		1043	flag [FLAG_REMOVED] = true;
1019		1044
1020	if (more)	1045	if (more)
1021	more->remove ();	1046	more->remove ();
1022		1047
1023	/*	1048	/*
1024	* In this case, the object to be removed is in someones	1049	* In this case, the object to be removed is in someones
1025	* inventory.	1050	* inventory.
1026	*/	1051	*/
1027	if (env)	1052	if (env)
1028	{	1053	{
1029	if (nrof)	1054	flag [FLAG_REMOVED] = false; // hack around the issue of visible_to checking flag_removed
1030	sub_weight (env, weight * nrof);	1055	if (object *pl = visible_to ())
1031	else	1056	esrv_del_item (pl->contr, count);
1032	sub_weight (env, weight + carrying);	1057	flag [FLAG_REMOVED] = true; // hack around the issue of visible_to checking flag_removed
		1058
		1059	adjust_weight (env, -total_weight ());
		1060
		1061	/* we set up values so that it could be inserted into
		1062	* the map, but we don't actually do that - it is up
		1063	* to the caller to decide what we want to do.
		1064	*/
		1065	map = env->map;
		1066	x = env->x;
		1067	y = env->y;
		1068
		1069	// make sure cmov optimisation is applicable
		1070	*(above ? &above->below : &env->inv) = below;
		1071	*(below ? &below->above : &above ) = above; // &above is just a dummy
		1072
		1073	above = 0;
		1074	below = 0;
		1075	env = 0;
1033		1076
1034	/* NO_FIX_PLAYER is set when a great many changes are being	1077	/* NO_FIX_PLAYER is set when a great many changes are being
1035	* made to players inventory. If set, avoiding the call	1078	* made to players inventory. If set, avoiding the call
1036	* to save cpu time.	1079	* to save cpu time.
1037	*/	1080	*/
1038	if ((otmp = in_player ()) && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))	1081	if ((otmp = in_player ()) && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
1039	otmp->update_stats ();	1082	otmp->update_stats ();
1040
1041	if (above)
1042	above->below = below;
1043	else
1044	env->inv = below;
1045
1046	if (below)
1047	below->above = above;
1048
1049	/* we set up values so that it could be inserted into
1050	* the map, but we don't actually do that - it is up
1051	* to the caller to decide what we want to do.
1052	*/
1053	x = env->x, y = env->y;
1054	map = env->map;
1055	above = 0, below = 0;
1056	env = 0;
1057	}	1083	}
1058	else if (map)	1084	else if (map)
1059	{	1085	{
1060	if (type == PLAYER)
1061	{
1062	// leaving a spot always closes any open container on the ground
1063	if (container && !container->env)
1064	// this causes spurious floorbox updates, but it ensures
1065	// that the CLOSE event is being sent.
1066	close_container ();
1067
1068	--map->players;
1069	map->touch ();
1070	}
1071
1072	map->dirty = true;	1086	map->dirty = true;
1073	mapspace &ms = this->ms ();	1087	mapspace &ms = this->ms ();
1074		1088
		1089	if (object *pl = ms.player ())
		1090	{
		1091	if (type == PLAYER) // this == pl(!)
		1092	{
		1093	// leaving a spot always closes any open container on the ground
		1094	if (container && !container->env)
		1095	// this causes spurious floorbox updates, but it ensures
		1096	// that the CLOSE event is being sent.
		1097	close_container ();
		1098
		1099	--map->players;
		1100	map->touch ();
		1101	}
		1102	else if (pl->container == this)
		1103	{
		1104	// removing a container should close it
		1105	close_container ();
		1106	}
		1107
		1108	esrv_del_item (pl->contr, count);
		1109	}
		1110
1075	/* link the object above us */	1111	/* link the object above us */
1076	if (above)	1112	// re-link, make sure compiler can easily use cmove
1077	above->below = below;	1113	*(above ? &above->below : &ms.top) = below;
1078	else	1114	*(below ? &below->above : &ms.bot) = above;
1079	ms.top = below; /* we were top, set new top */
1080
1081	/* Relink the object below us, if there is one */
1082	if (below)
1083	below->above = above;
1084	else
1085	{
1086	/* Nothing below, which means we need to relink map object for this space
1087	* use translated coordinates in case some oddness with map tiling is
1088	* evident
1089	*/
1090	if (GET_MAP_OB (map, x, y) != this)
1091	LOG (llevError, "remove_ob: GET_MAP_OB does not return object to be removed even though it appears to be on the bottom? %s\n", debug_desc ());
1092
1093	ms.bot = above; /* goes on above it. */
1094	}
1095		1115
1096	above = 0;	1116	above = 0;
1097	below = 0;	1117	below = 0;
		1118
		1119	ms.flags_ = 0;
1098		1120
1099	if (map->in_memory == MAP_SAVING)	1121	if (map->in_memory == MAP_SAVING)
1100	return;	1122	return;
1101		1123
1102	int check_walk_off = !flag [FLAG_NO_APPLY];	1124	int check_walk_off = !flag [FLAG_NO_APPLY];
…		…
1108	* removed (most likely destroyed), update the player view	1130	* removed (most likely destroyed), update the player view
1109	* appropriately.	1131	* appropriately.
1110	*/	1132	*/
1111	pl->close_container ();	1133	pl->close_container ();
1112		1134
		1135	//TODO: the floorbox prev/next might need updating
		1136	//esrv_del_item (pl->contr, count);
		1137	//TODO: update floorbox to preserve ordering
		1138	if (pl->contr->ns)
1113	pl->contr->ns->floorbox_update ();	1139	pl->contr->ns->floorbox_update ();
1114	}	1140	}
1115		1141
1116	for (tmp = ms.bot; tmp; tmp = tmp->above)	1142	for (tmp = ms.bot; tmp; tmp = tmp->above)
1117	{	1143	{
1118	/* No point updating the players look faces if he is the object	1144	/* No point updating the players look faces if he is the object
…		…
1131	}	1157	}
1132		1158
1133	last = tmp;	1159	last = tmp;
1134	}	1160	}
1135		1161
1136	/* last == NULL if there are no objects on this space */
1137	//TODO: this makes little sense, why only update the topmost object?
1138	if (!last)
1139	map->at (x, y).flags_ = 0;
1140	else
1141	update_object (last, UP_OBJ_REMOVE);
1142
1143	if (flag [FLAG_BLOCKSVIEW] || glow_radius)	1162	if (flag [FLAG_BLOCKSVIEW] || glow_radius)
1144	update_all_los (map, x, y);	1163	update_all_los (map, x, y);
1145	}	1164	}
1146	}	1165	}
1147		1166
…		…
1162	if (!top)	1181	if (!top)
1163	for (top = op; top && top->above; top = top->above)	1182	for (top = op; top && top->above; top = top->above)
1164	;	1183	;
1165		1184
1166	for (; top; top = top->below)	1185	for (; top; top = top->below)
1167	{
1168	if (top == op)
1169	continue;
1170
1171	if (object::can_merge (op, top))	1186	if (object::can_merge (op, top))
1172	{	1187	{
1173	top->nrof += op->nrof;	1188	top->nrof += op->nrof;
1174		1189
1175	/* CLEAR_FLAG(top,FLAG_STARTEQUIP);*/	1190	if (object *pl = top->visible_to ())
1176	op->weight = 0; /* Don't want any adjustements now */	1191	esrv_update_item (UPD_NROF, pl, top);
		1192
		1193	op->weight = 0; // cancel the addition above
		1194	op->carrying = 0; // must be 0 already
		1195
1177	op->destroy ();	1196	op->destroy ();
		1197
1178	return top;	1198	return top;
1179	}	1199	}
1180	}
1181		1200
1182	return 0;	1201	return 0;
1183	}	1202	}
1184		1203
1185	void	1204	void
…		…
1210	* job preparing multi-part monsters.	1229	* job preparing multi-part monsters.
1211	*/	1230	*/
1212	object *	1231	object *
1213	insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)	1232	insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)
1214	{	1233	{
		1234	op->remove ();
		1235
1215	for (object *tmp = op->head_ (); tmp; tmp = tmp->more)	1236	for (object *tmp = op->head_ (); tmp; tmp = tmp->more)
1216	{	1237	{
1217	tmp->x = x + tmp->arch->x;	1238	tmp->x = x + tmp->arch->x;
1218	tmp->y = y + tmp->arch->y;	1239	tmp->y = y + tmp->arch->y;
1219	}	1240	}
…		…
1242	* just 'op' otherwise	1263	* just 'op' otherwise
1243	*/	1264	*/
1244	object *	1265	object *
1245	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)	1266	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)
1246	{	1267	{
1247	assert (!op->flag [FLAG_FREED]);
1248
1249	object *top, *floor = NULL;
1250
1251	op->remove ();	1268	op->remove ();
		1269
		1270	if (m == &freed_map)//D TODO: remove soon
		1271	{//D
		1272	LOG (llevError | logBacktrace, "tries to insret object on freed objects map: %s", op->debug_desc ());//D
		1273	}//D
1252		1274
1253	/* Ideally, the caller figures this out. However, it complicates a lot	1275	/* Ideally, the caller figures this out. However, it complicates a lot
1254	* of areas of callers (eg, anything that uses find_free_spot would now	1276	* of areas of callers (eg, anything that uses find_free_spot would now
1255	* need extra work	1277	* need extra work
1256	*/	1278	*/
1257	if (!xy_normalise (m, op->x, op->y))	1279	if (!xy_normalise (m, op->x, op->y))
1258	{	1280	{
1259	op->destroy ();	1281	op->head_ ()->destroy ();// remove head_ once all tail object destroyers found
1260	return 0;	1282	return 0;
1261	}	1283	}
1262		1284
1263	if (object *more = op->more)	1285	if (object *more = op->more)
1264	if (!insert_ob_in_map (more, m, originator, flag))	1286	if (!insert_ob_in_map (more, m, originator, flag))
…		…
1273	*/	1295	*/
1274	if (op->nrof && !(flag & INS_NO_MERGE))	1296	if (op->nrof && !(flag & INS_NO_MERGE))
1275	for (object *tmp = ms.bot; tmp; tmp = tmp->above)	1297	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1276	if (object::can_merge (op, tmp))	1298	if (object::can_merge (op, tmp))
1277	{	1299	{
		1300	// TODO: we actually want to update tmp, not op,
		1301	// but some caller surely breaks when we return tmp
		1302	// from here :/
1278	op->nrof += tmp->nrof;	1303	op->nrof += tmp->nrof;
1279	tmp->destroy ();	1304	tmp->destroy ();
1280	}	1305	}
1281		1306
1282	CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */	1307	CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */
…		…
1291	{	1316	{
1292	LOG (llevError, "insert_ob_in_map called with INS_BELOW_ORIGINATOR when originator not on same space!\n");	1317	LOG (llevError, "insert_ob_in_map called with INS_BELOW_ORIGINATOR when originator not on same space!\n");
1293	abort ();	1318	abort ();
1294	}	1319	}
1295		1320
		1321	if (!originator->is_on_map ())
		1322	LOG (llevDebug | logBacktrace, "insert_ob_in_map(%s) called with INS_BELOW_ORIGINATOR when originator '%s' not on map",
		1323	op->debug_desc (), originator->debug_desc ());
		1324
1296	op->above = originator;	1325	op->above = originator;
1297	op->below = originator->below;	1326	op->below = originator->below;
1298
1299	if (op->below)
1300	op->below->above = op;
1301	else
1302	ms.bot = op;
1303
1304	/* since *below* originator, no need to update top */
1305	originator->below = op;	1327	originator->below = op;
		1328
		1329	*(op->below ? &op->below->above : &ms.bot) = op;
1306	}	1330	}
1307	else	1331	else
1308	{	1332	{
1309	top = ms.bot;	1333	object *floor = 0;
		1334	object *top = ms.top;
1310		1335
1311	/* If there are other objects, then */	1336	/* If there are other objects, then */
1312	if (top)	1337	if (top)
1313	{	1338	{
1314	object *last = 0;
1315
1316	/*	1339	/*
1317	* If there are multiple objects on this space, we do some trickier handling.	1340	* If there are multiple objects on this space, we do some trickier handling.
1318	* We've already dealt with merging if appropriate.	1341	* We've already dealt with merging if appropriate.
1319	* Generally, we want to put the new object on top. But if	1342	* Generally, we want to put the new object on top. But if
1320	* flag contains INS_ABOVE_FLOOR_ONLY, once we find the last	1343	* flag contains INS_ABOVE_FLOOR_ONLY, once we find the last
…		…
1323	* once we get to them. This reduces the need to traverse over all of	1346	* once we get to them. This reduces the need to traverse over all of
1324	* them when adding another one - this saves quite a bit of cpu time	1347	* them when adding another one - this saves quite a bit of cpu time
1325	* when lots of spells are cast in one area. Currently, it is presumed	1348	* when lots of spells are cast in one area. Currently, it is presumed
1326	* that flying non pickable objects are spell objects.	1349	* that flying non pickable objects are spell objects.
1327	*/	1350	*/
1328	for (top = ms.bot; top; top = top->above)	1351	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1329	{	1352	{
1330	if (QUERY_FLAG (top, FLAG_IS_FLOOR) || QUERY_FLAG (top, FLAG_OVERLAY_FLOOR))	1353	if (QUERY_FLAG (tmp, FLAG_IS_FLOOR) || QUERY_FLAG (tmp, FLAG_OVERLAY_FLOOR))
1331	floor = top;	1354	floor = tmp;
1332		1355
1333	if (QUERY_FLAG (top, FLAG_NO_PICK) && (top->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (top, FLAG_IS_FLOOR))	1356	if (QUERY_FLAG (tmp, FLAG_NO_PICK) && (tmp->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (tmp, FLAG_IS_FLOOR))
1334	{	1357	{
1335	/* We insert above top, so we want this object below this */	1358	/* We insert above top, so we want this object below this */
1336	top = top->below;	1359	top = tmp->below;
1337	break;	1360	break;
1338	}	1361	}
1339		1362
1340	last = top;	1363	top = tmp;
1341	}	1364	}
1342
1343	/* Don't want top to be NULL, so set it to the last valid object */
1344	top = last;
1345		1365
1346	/* We let update_position deal with figuring out what the space	1366	/* We let update_position deal with figuring out what the space
1347	* looks like instead of lots of conditions here.	1367	* looks like instead of lots of conditions here.
1348	* makes things faster, and effectively the same result.	1368	* makes things faster, and effectively the same result.
1349	*/	1369	*/
…		…
1356	*/	1376	*/
1357	if (!(flag & INS_ON_TOP)	1377	if (!(flag & INS_ON_TOP)
1358	&& ms.flags () & P_BLOCKSVIEW	1378	&& ms.flags () & P_BLOCKSVIEW
1359	&& (op->face && !faces [op->face].visibility))	1379	&& (op->face && !faces [op->face].visibility))
1360	{	1380	{
		1381	object *last;
		1382
1361	for (last = top; last != floor; last = last->below)	1383	for (last = top; last != floor; last = last->below)
1362	if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT))	1384	if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT))
1363	break;	1385	break;
1364		1386
1365	/* Check to see if we found the object that blocks view,	1387	/* Check to see if we found the object that blocks view,
…		…
1373	} /* If objects on this space */	1395	} /* If objects on this space */
1374		1396
1375	if (flag & INS_ABOVE_FLOOR_ONLY)	1397	if (flag & INS_ABOVE_FLOOR_ONLY)
1376	top = floor;	1398	top = floor;
1377		1399
1378	/* Top is the object that our object (op) is going to get inserted above.	1400	// insert object above top, or bottom-most if top = 0
1379	*/
1380
1381	/* First object on this space */
1382	if (!top)	1401	if (!top)
1383	{	1402	{
		1403	op->below = 0;
1384	op->above = ms.bot;	1404	op->above = ms.bot;
1385
1386	if (op->above)
1387	op->above->below = op;
1388
1389	op->below = 0;
1390	ms.bot = op;	1405	ms.bot = op;
		1406
		1407	*(op->above ? &op->above->below : &ms.top) = op;
1391	}	1408	}
1392	else	1409	else
1393	{ /* get inserted into the stack above top */	1410	{
1394	op->above = top->above;	1411	op->above = top->above;
1395
1396	if (op->above)
1397	op->above->below = op;	1412	top->above = op;
1398		1413
1399	op->below = top;	1414	op->below = top;
1400	top->above = op;	1415	*(op->above ? &op->above->below : &ms.top) = op;
1401	}	1416	}
1402		1417	}
1403	if (!op->above)
1404	ms.top = op;
1405	} /* else not INS_BELOW_ORIGINATOR */
1406		1418
1407	if (op->type == PLAYER)	1419	if (op->type == PLAYER)
1408	{	1420	{
1409	op->contr->do_los = 1;	1421	op->contr->do_los = 1;
1410	++op->map->players;	1422	++op->map->players;
…		…
1412	}	1424	}
1413		1425
1414	op->map->dirty = true;	1426	op->map->dirty = true;
1415		1427
1416	if (object *pl = ms.player ())	1428	if (object *pl = ms.player ())
		1429	//TODO: the floorbox prev/next might need updating
		1430	//esrv_send_item (pl, op);
		1431	//TODO: update floorbox to preserve ordering
		1432	if (pl->contr->ns)
1417	pl->contr->ns->floorbox_update ();	1433	pl->contr->ns->floorbox_update ();
1418		1434
1419	/* If this object glows, it may affect lighting conditions that are	1435	/* If this object glows, it may affect lighting conditions that are
1420	* visible to others on this map. But update_all_los is really	1436	* visible to others on this map. But update_all_los is really
1421	* an inefficient way to do this, as it means los for all players	1437	* an inefficient way to do this, as it means los for all players
1422	* on the map will get recalculated. The players could very well	1438	* on the map will get recalculated. The players could very well
…		…
1464	* op is the object to insert it under: supplies x and the map.	1480	* op is the object to insert it under: supplies x and the map.
1465	*/	1481	*/
1466	void	1482	void
1467	replace_insert_ob_in_map (const char *arch_string, object *op)	1483	replace_insert_ob_in_map (const char *arch_string, object *op)
1468	{	1484	{
1469	object *tmp, *tmp1;
1470
1471	/* first search for itself and remove any old instances */	1485	/* first search for itself and remove any old instances */
1472		1486
1473	for (tmp = op->ms ().bot; tmp; tmp = tmp->above)	1487	for (object *tmp = op->ms ().bot; tmp; tmp = tmp->above)
1474	if (!strcmp (tmp->arch->archname, arch_string)) /* same archetype */	1488	if (!strcmp (tmp->arch->archname, arch_string)) /* same archetype */
1475	tmp->destroy ();	1489	tmp->destroy ();
1476		1490
1477	tmp1 = arch_to_object (archetype::find (arch_string));	1491	object *tmp = arch_to_object (archetype::find (arch_string));
1478		1492
1479	tmp1->x = op->x;	1493	tmp->x = op->x;
1480	tmp1->y = op->y;	1494	tmp->y = op->y;
		1495
1481	insert_ob_in_map (tmp1, op->map, op, 0);	1496	insert_ob_in_map (tmp, op->map, op, 0);
1482	}	1497	}
1483		1498
1484	object *	1499	object *
1485	object::insert_at (object *where, object *originator, int flags)	1500	object::insert_at (object *where, object *originator, int flags)
1486	{	1501	{
		1502	if (where->env)
		1503	return where->env->insert (this);
		1504	else
1487	return where->map->insert (this, where->x, where->y, originator, flags);	1505	return where->map->insert (this, where->x, where->y, originator, flags);
1488	}	1506	}
1489		1507
1490	/*	1508	/*
1491	* get_split_ob(ob,nr) splits up ob into two parts. The part which
1492	* is returned contains nr objects, and the remaining parts contains
1493	* the rest (or is removed and freed if that number is 0).
1494	* On failure, NULL is returned, and the reason put into the
1495	* global static errmsg array.
1496	*/
1497	object *
1498	get_split_ob (object *orig_ob, uint32 nr)
1499	{
1500	object *newob;
1501	int is_removed = (QUERY_FLAG (orig_ob, FLAG_REMOVED) != 0);
1502
1503	if (orig_ob->nrof < nr)
1504	{
1505	sprintf (errmsg, "There are only %d %ss.", orig_ob->nrof ? orig_ob->nrof : 1, &orig_ob->name);
1506	return NULL;
1507	}
1508
1509	newob = object_create_clone (orig_ob);
1510
1511	if ((orig_ob->nrof -= nr) < 1)
1512	orig_ob->destroy (1);
1513	else if (!is_removed)
1514	{
1515	if (orig_ob->env != NULL)
1516	sub_weight (orig_ob->env, orig_ob->weight * nr);
1517	if (orig_ob->env == NULL && orig_ob->map->in_memory != MAP_IN_MEMORY)
1518	{
1519	strcpy (errmsg, "Tried to split object whose map is not in memory.");
1520	LOG (llevDebug, "Error, Tried to split object whose map is not in memory.\n");
1521	return NULL;
1522	}
1523	}
1524
1525	newob->nrof = nr;
1526
1527	return newob;
1528	}
1529
1530	/*
1531	* decrease_ob_nr(object, number) decreases a specified number from	1509	* decrease(object, number) decreases a specified number from
1532	* the amount of an object. If the amount reaches 0, the object	1510	* the amount of an object. If the amount reaches 0, the object
1533	* is subsequently removed and freed.	1511	* is subsequently removed and freed.
1534	*	1512	*
1535	* Return value: 'op' if something is left, NULL if the amount reached 0	1513	* Return value: 'op' if something is left, NULL if the amount reached 0
1536	*/	1514	*/
		1515	bool
		1516	object::decrease (sint32 nr)
		1517	{
		1518	if (!nr)
		1519	return true;
		1520
		1521	nr = min (nr, nrof);
		1522
		1523	if (nrof > nr)
		1524	{
		1525	nrof -= nr;
		1526	adjust_weight (env, -weight * max (1, nr)); // carrying == 0
		1527
		1528	if (object *pl = visible_to ())
		1529	esrv_update_item (UPD_NROF, pl, this);
		1530
		1531	return true;
		1532	}
		1533	else
		1534	{
		1535	destroy ();
		1536	return false;
		1537	}
		1538	}
		1539
		1540	/*
		1541	* split(ob,nr) splits up ob into two parts. The part which
		1542	* is returned contains nr objects, and the remaining parts contains
		1543	* the rest (or is removed and returned if that number is 0).
		1544	* On failure, NULL is returned.
		1545	*/
1537	object *	1546	object *
1538	decrease_ob_nr (object *op, uint32 i)	1547	object::split (sint32 nr)
1539	{	1548	{
1540	object *tmp;	1549	int have = number_of ();
1541		1550
1542	if (i == 0) /* objects with op->nrof require this check */	1551	if (have < nr)
1543	return op;	1552	return 0;
1544		1553	else if (have == nr)
1545	if (i > op->nrof)
1546	i = op->nrof;
1547
1548	if (QUERY_FLAG (op, FLAG_REMOVED))
1549	op->nrof -= i;
1550	else if (op->env)
1551	{	1554	{
1552	/* is this object in the players inventory, or sub container
1553	* therein?
1554	*/
1555	tmp = op->in_player ();
1556	/* nope. Is this a container the player has opened?
1557	* If so, set tmp to that player.
1558	* IMO, searching through all the players will mostly
1559	* likely be quicker than following op->env to the map,
1560	* and then searching the map for a player.
1561	*/
1562	if (!tmp)
1563	for_all_players (pl)
1564	if (pl->ob->container == op->env)
1565	{
1566	tmp = pl->ob;
1567	break;
1568	}
1569
1570	if (i < op->nrof)
1571	{
1572	sub_weight (op->env, op->weight * i);
1573	op->nrof -= i;
1574	if (tmp)
1575	esrv_send_item (tmp, op);
1576	}
1577	else
1578	{
1579	op->remove ();	1555	remove ();
1580	op->nrof = 0;	1556	return this;
1581	if (tmp)
1582	esrv_del_item (tmp->contr, op->count);
1583	}
1584	}	1557	}
1585	else	1558	else
1586	{	1559	{
1587	object *above = op->above;	1560	decrease (nr);
1588		1561
1589	if (i < op->nrof)	1562	object *op = deep_clone ();
1590	op->nrof -= i;	1563	op->nrof = nr;
1591	else
1592	{
1593	op->remove ();
1594	op->nrof = 0;
1595	}
1596
1597	/* Since we just removed op, op->above is null */
1598	for (tmp = above; tmp; tmp = tmp->above)
1599	if (tmp->type == PLAYER)
1600	{
1601	if (op->nrof)
1602	esrv_send_item (tmp, op);
1603	else
1604	esrv_del_item (tmp->contr, op->count);
1605	}
1606	}
1607
1608	if (op->nrof)
1609	return op;	1564	return op;
1610	else
1611	{
1612	op->destroy ();
1613	return 0;
1614	}
1615	}
1616
1617	/*
1618	* add_weight(object, weight) adds the specified weight to an object,
1619	* and also updates how much the environment(s) is/are carrying.
1620	*/
1621	void
1622	add_weight (object *op, signed long weight)
1623	{
1624	while (op != NULL)
1625	{
1626	if (op->type == CONTAINER)
1627	weight = (signed long) (weight * (100 - op->stats.Str) / 100);
1628
1629	op->carrying += weight;
1630	op = op->env;
1631	}	1565	}
1632	}	1566	}
1633		1567
1634	object *	1568	object *
1635	insert_ob_in_ob (object *op, object *where)	1569	insert_ob_in_ob (object *op, object *where)
…		…
1660	* be != op, if items are merged. -Tero	1594	* be != op, if items are merged. -Tero
1661	*/	1595	*/
1662	object *	1596	object *
1663	object::insert (object *op)	1597	object::insert (object *op)
1664	{	1598	{
1665	if (!QUERY_FLAG (op, FLAG_REMOVED))
1666	op->remove ();
1667
1668	if (op->more)	1599	if (op->more)
1669	{	1600	{
1670	LOG (llevError, "Tried to insert multipart object %s (%d)\n", &op->name, op->count);	1601	LOG (llevError, "Tried to insert multipart object %s (%d)\n", &op->name, op->count);
1671	return op;	1602	return op;
1672	}	1603	}
1673		1604
1674	CLEAR_FLAG (op, FLAG_OBJ_ORIGINAL);	1605	op->remove ();
1675	CLEAR_FLAG (op, FLAG_REMOVED);	1606
		1607	op->flag [FLAG_OBJ_ORIGINAL] = 0;
1676		1608
1677	if (op->nrof)	1609	if (op->nrof)
1678	{
1679	for (object *tmp = inv; tmp; tmp = tmp->below)	1610	for (object *tmp = inv; tmp; tmp = tmp->below)
1680	if (object::can_merge (tmp, op))	1611	if (object::can_merge (tmp, op))
1681	{	1612	{
1682	/* return the original object and remove inserted object	1613	/* return the original object and remove inserted object
1683	(client needs the original object) */	1614	(client needs the original object) */
1684	tmp->nrof += op->nrof;	1615	tmp->nrof += op->nrof;
1685	/* Weight handling gets pretty funky. Since we are adding to	1616
1686	* tmp->nrof, we need to increase the weight.	1617	if (object *pl = tmp->visible_to ())
1687	*/	1618	esrv_update_item (UPD_NROF, pl, tmp);
		1619
1688	add_weight (this, op->weight * op->nrof);	1620	adjust_weight (this, op->total_weight ());
1689	SET_FLAG (op, FLAG_REMOVED);	1621
1690	op->destroy (); /* free the inserted object */	1622	op->destroy ();
1691	op = tmp;	1623	op = tmp;
1692	op->remove (); /* and fix old object's links */	1624	goto inserted;
1693	CLEAR_FLAG (op, FLAG_REMOVED);
1694	break;
1695	}	1625	}
1696		1626
1697	/* I assume combined objects have no inventory
1698	* We add the weight - this object could have just been removed
1699	* (if it was possible to merge). calling remove_ob will subtract
1700	* the weight, so we need to add it in again, since we actually do
1701	* the linking below
1702	*/
1703	add_weight (this, op->weight * op->nrof);
1704	}
1705	else
1706	add_weight (this, (op->weight + op->carrying));
1707
1708	if (object *otmp = this->in_player ())
1709	if (otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
1710	otmp->update_stats ();
1711
1712	op->owner = 0; // its his/hers now. period.	1627	op->owner = 0; // it's his/hers now. period.
1713	op->map = 0;	1628	op->map = 0;
		1629	op->x = 0;
		1630	op->y = 0;
		1631
		1632	op->above = 0;
		1633	op->below = inv;
1714	op->env = this;	1634	op->env = this;
1715	op->above = 0;
1716	op->below = 0;
1717	op->x = op->y = 0;
1718		1635
		1636	if (inv)
		1637	inv->above = op;
		1638
		1639	inv = op;
		1640
		1641	op->flag [FLAG_REMOVED] = 0;
		1642
		1643	if (object *pl = op->visible_to ())
		1644	esrv_send_item (pl, op);
		1645
		1646	adjust_weight (this, op->total_weight ());
		1647
		1648	inserted:
1719	/* reset the light list and los of the players on the map */	1649	/* reset the light list and los of the players on the map */
1720	if (op->glow_radius && map)	1650	if (op->glow_radius && map && map->darkness)
1721	{
1722	#ifdef DEBUG_LIGHTS
1723	LOG (llevDebug, " insert_ob_in_ob(): got %s to insert in map/op\n", op->name);
1724	#endif /* DEBUG_LIGHTS */
1725	if (map->darkness)
1726	update_all_los (map, x, y);	1651	update_all_los (map, x, y);
1727	}
1728		1652
1729	/* Client has no idea of ordering so lets not bother ordering it here.	1653	// if this is a player's inventory, update stats
1730	* It sure simplifies this function...	1654	if (type == PLAYER && !flag [FLAG_NO_FIX_PLAYER])
1731	*/	1655	update_stats ();
1732	if (!inv)
1733	inv = op;
1734	else
1735	{
1736	op->below = inv;
1737	op->below->above = op;
1738	inv = op;
1739	}
1740		1656
1741	INVOKE_OBJECT (INSERT, this);	1657	INVOKE_OBJECT (INSERT, this);
1742		1658
1743	return op;	1659	return op;
1744	}	1660	}
…		…
1872	LOG (llevError, "Present_arch called outside map.\n");	1788	LOG (llevError, "Present_arch called outside map.\n");
1873	return NULL;	1789	return NULL;
1874	}	1790	}
1875		1791
1876	for (object *tmp = m->at (x, y).bot; tmp; tmp = tmp->above)	1792	for (object *tmp = m->at (x, y).bot; tmp; tmp = tmp->above)
1877	if (tmp->arch == at)	1793	if (tmp->arch->archname == at->archname)
1878	return tmp;	1794	return tmp;
1879		1795
1880	return NULL;	1796	return NULL;
1881	}	1797	}
1882		1798
…		…
1946	* The first matching object is returned, or NULL if none.	1862	* The first matching object is returned, or NULL if none.
1947	*/	1863	*/
1948	object *	1864	object *
1949	present_arch_in_ob (const archetype *at, const object *op)	1865	present_arch_in_ob (const archetype *at, const object *op)
1950	{	1866	{
1951	for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)	1867	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1952	if (tmp->arch == at)	1868	if (tmp->arch->archname == at->archname)
1953	return tmp;	1869	return tmp;
1954		1870
1955	return NULL;	1871	return NULL;
1956	}	1872	}
1957		1873
…		…
2366		2282
2367	/*	2283	/*
2368	* create clone from object to another	2284	* create clone from object to another
2369	*/	2285	*/
2370	object *	2286	object *
2371	object_create_clone (object *asrc)	2287	object::deep_clone ()
2372	{	2288	{
2373	object *dst = 0, *tmp, *src, *prev, *item;	2289	assert (("deep_clone called on non-head object", is_head ()));
2374		2290
2375	if (!asrc)	2291	object *dst = clone ();
2376	return 0;
2377		2292
2378	src = asrc->head_ ();	2293	object *prev = dst;
2379
2380	prev = 0;
2381	for (object *part = src; part; part = part->more)	2294	for (object *part = this->more; part; part = part->more)
2382	{	2295	{
2383	tmp = part->clone ();	2296	object *tmp = part->clone ();
2384	tmp->x -= src->x;
2385	tmp->y -= src->y;
2386
2387	if (!part->head)
2388	{
2389	dst = tmp;
2390	tmp->head = 0;
2391	}
2392	else
2393	tmp->head = dst;	2297	tmp->head = dst;
2394
2395	tmp->more = 0;
2396
2397	if (prev)
2398	prev->more = tmp;	2298	prev->more = tmp;
2399
2400	prev = tmp;	2299	prev = tmp;
2401	}	2300	}
2402		2301
2403	for (item = src->inv; item; item = item->below)	2302	for (object *item = inv; item; item = item->below)
2404	insert_ob_in_ob (object_create_clone (item), dst);	2303	insert_ob_in_ob (item->deep_clone (), dst);
2405		2304
2406	return dst;	2305	return dst;
2407	}	2306	}
2408		2307
2409	/* This returns the first object in who's inventory that	2308	/* This returns the first object in who's inventory that
…		…
2418	return tmp;	2317	return tmp;
2419		2318
2420	return 0;	2319	return 0;
2421	}	2320	}
2422		2321
2423	/* If ob has a field named key, return the link from the list,	2322	const shstr &
2424	* otherwise return NULL.	2323	object::kv_get (const shstr &key) const
2425	*
2426	* key must be a passed in shared string - otherwise, this won't
2427	* do the desired thing.
2428	*/
2429	key_value *
2430	get_ob_key_link (const object *ob, const char *key)
2431	{	2324	{
2432	for (key_value *link = ob->key_values; link; link = link->next)	2325	for (key_value *kv = key_values; kv; kv = kv->next)
2433	if (link->key == key)	2326	if (kv->key == key)
2434	return link;
2435
2436	return 0;
2437	}
2438
2439	/*
2440	* Returns the value of op has an extra_field for key, or NULL.
2441	*
2442	* The argument doesn't need to be a shared string.
2443	*
2444	* The returned string is shared.
2445	*/
2446	const char *
2447	get_ob_key_value (const object *op, const char *const key)
2448	{
2449	key_value *link;
2450	shstr_cmp canonical_key (key);
2451
2452	if (!canonical_key)
2453	{
2454	/* 1. There being a field named key on any object
2455	* implies there'd be a shared string to find.
2456	* 2. Since there isn't, no object has this field.
2457	* 3. Therefore, *this* object doesn't have this field.
2458	*/
2459	return 0;
2460	}
2461
2462	/* This is copied from get_ob_key_link() above -
2463	* only 4 lines, and saves the function call overhead.
2464	*/
2465	for (link = op->key_values; link; link = link->next)
2466	if (link->key == canonical_key)
2467	return link->value;	2327	return kv->value;
2468		2328
2469	return 0;	2329	return shstr_null;
2470	}	2330	}
2471		2331
2472	/*	2332	void
2473	* Updates the canonical_key in op to value.	2333	object::kv_set (const shstr &key, const shstr &value)
2474	*
2475	* canonical_key is a shared string (value doesn't have to be).
2476	*
2477	* Unless add_key is TRUE, it won't add fields, only change the value of existing
2478	* keys.
2479	*
2480	* Returns TRUE on success.
2481	*/
2482	int
2483	set_ob_key_value_s (object *op, const shstr & canonical_key, const char *value, int add_key)
2484	{	2334	{
2485	key_value *field = NULL, *last = NULL;	2335	for (key_value *kv = key_values; kv; kv = kv->next)
2486		2336	if (kv->key == key)
2487	for (field = op->key_values; field != NULL; field = field->next)
2488	{
2489	if (field->key != canonical_key)
2490	{	2337	{
2491	last = field;	2338	kv->value = value;
2492	continue;	2339	return;
2493	}	2340	}
2494		2341
2495	if (value)	2342	key_value *kv = new key_value;
2496	field->value = value;	2343
2497	else	2344	kv->next = key_values;
		2345	kv->key = key;
		2346	kv->value = value;
		2347
		2348	key_values = kv;
		2349	}
		2350
		2351	void
		2352	object::kv_del (const shstr &key)
		2353	{
		2354	for (key_value **kvp = &key_values; *kvp; kvp = &(*kvp)->next)
		2355	if ((*kvp)->key == key)
2498	{	2356	{
2499	/* Basically, if the archetype has this key set,	2357	key_value *kv = *kvp;
2500	* we need to store the null value so when we save	2358	*kvp = (*kvp)->next;
2501	* it, we save the empty value so that when we load,	2359	delete kv;
2502	* we get this value back again.	2360	return;
2503	*/
2504	if (get_ob_key_link (op->arch, canonical_key))
2505	field->value = 0;
2506	else
2507	{
2508	if (last)
2509	last->next = field->next;
2510	else
2511	op->key_values = field->next;
2512
2513	delete field;
2514	}
2515	}	2361	}
2516	return TRUE;
2517	}
2518	/* IF we get here, key doesn't exist */
2519
2520	/* No field, we'll have to add it. */
2521
2522	if (!add_key)
2523	return FALSE;
2524
2525	/* There isn't any good reason to store a null
2526	* value in the key/value list. If the archetype has
2527	* this key, then we should also have it, so shouldn't
2528	* be here. If user wants to store empty strings,
2529	* should pass in ""
2530	*/
2531	if (value == NULL)
2532	return TRUE;
2533
2534	field = new key_value;
2535
2536	field->key = canonical_key;
2537	field->value = value;
2538	/* Usual prepend-addition. */
2539	field->next = op->key_values;
2540	op->key_values = field;
2541
2542	return TRUE;
2543	}
2544
2545	/*
2546	* Updates the key in op to value.
2547	*
2548	* If add_key is FALSE, this will only update existing keys,
2549	* and not add new ones.
2550	* In general, should be little reason FALSE is ever passed in for add_key
2551	*
2552	* Returns TRUE on success.
2553	*/
2554	int
2555	set_ob_key_value (object *op, const char *key, const char *value, int add_key)
2556	{
2557	shstr key_ (key);
2558
2559	return set_ob_key_value_s (op, key_, value, add_key);
2560	}	2362	}
2561		2363
2562	object::depth_iterator::depth_iterator (object *container)	2364	object::depth_iterator::depth_iterator (object *container)
2563	: iterator_base (container)	2365	: iterator_base (container)
2564	{	2366	{
…		…
2614	{	2416	{
2615	char flagdesc[512];	2417	char flagdesc[512];
2616	char info2[256 * 4];	2418	char info2[256 * 4];
2617	char *p = info;	2419	char *p = info;
2618		2420
2619	p += snprintf (p, 512, "{cnt:%d,uuid:<1.%" PRIx64 ">,name:\"%s\"%s%s,flags:[%s],type:%d}",	2421	p += snprintf (p, 512, "{cnt:%d,uuid:%s,name:\"%s\"%s%s%s,flags:[%s],type:%d}",
2620	count, uuid.seq,	2422	count,
		2423	uuid.c_str (),
2621	&name,	2424	&name,
2622	title ? "\",title:\"" : "",	2425	title ? ",title:\"" : "",
2623	title ? (const char *)title : "",	2426	title ? (const char *)title : "",
		2427	title ? "\"" : "",
2624	flag_desc (flagdesc, 512), type);	2428	flag_desc (flagdesc, 512), type);
2625		2429
2626	if (!this->flag[FLAG_REMOVED] && env)	2430	if (!flag[FLAG_REMOVED] && env)
2627	p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));	2431	p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));
2628		2432
2629	if (map)	2433	if (map)
2630	p += snprintf (p, 256, "(on %s@%d+%d)", &map->path, x, y);	2434	p += snprintf (p, 256, "(on %s@%d+%d)", &map->path, x, y);
2631		2435
…		…
2661	object::open_container (object *new_container)	2465	object::open_container (object *new_container)
2662	{	2466	{
2663	if (container == new_container)	2467	if (container == new_container)
2664	return;	2468	return;
2665		2469
2666	if (object *old_container = container)	2470	object *old_container = container;
		2471
		2472	if (old_container)
2667	{	2473	{
2668	if (INVOKE_OBJECT (CLOSE, old_container, ARG_OBJECT (this)))	2474	if (INVOKE_OBJECT (CLOSE, old_container, ARG_OBJECT (this)))
2669	return;	2475	return;
2670		2476
2671	#if 0	2477	#if 0
…		…
2673	if (object *closer = old_container->inv)	2479	if (object *closer = old_container->inv)
2674	if (closer->type == CLOSE_CON)	2480	if (closer->type == CLOSE_CON)
2675	closer->destroy ();	2481	closer->destroy ();
2676	#endif	2482	#endif
2677		2483
		2484	// make sure the container is available
		2485	esrv_send_item (this, old_container);
		2486
2678	old_container->flag [FLAG_APPLIED] = 0;	2487	old_container->flag [FLAG_APPLIED] = false;
2679	container = 0;	2488	container = 0;
2680		2489
		2490	// client needs item update to make it work, client bug requires this to be separate
2681	esrv_update_item (UPD_FLAGS, this, old_container);	2491	esrv_update_item (UPD_FLAGS, this, old_container);
		2492
2682	new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", query_name (old_container));	2493	new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", query_name (old_container));
2683	play_sound (sound_find ("chest_close"));	2494	play_sound (sound_find ("chest_close"));
2684	}	2495	}
2685		2496
2686	if (new_container)	2497	if (new_container)
…		…
2699	}	2510	}
2700	#endif	2511	#endif
2701		2512
2702	new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", query_name (new_container));	2513	new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", query_name (new_container));
2703		2514
		2515	// make sure the container is available, client bug requires this to be separate
		2516	esrv_send_item (this, new_container);
		2517
2704	new_container->flag [FLAG_APPLIED] = 1;	2518	new_container->flag [FLAG_APPLIED] = true;
2705	container = new_container;	2519	container = new_container;
2706		2520
		2521	// client needs flag change
2707	esrv_update_item (UPD_FLAGS, this, new_container);	2522	esrv_update_item (UPD_FLAGS, this, new_container);
2708	esrv_send_inventory (this, new_container);	2523	esrv_send_inventory (this, new_container);
2709	play_sound (sound_find ("chest_open"));	2524	play_sound (sound_find ("chest_open"));
2710	}	2525	}
		2526	// else if (!old_container->env && contr && contr->ns)
		2527	// contr->ns->floorbox_reset ();
2711	}	2528	}
2712		2529
2713	object *	2530	object *
2714	object::force_find (const shstr name)	2531	object::force_find (const shstr name)
2715	{	2532	{
…		…
2741		2558
2742	insert (force);	2559	insert (force);
2743	}	2560	}
2744		2561
2745	void	2562	void
2746	object::play_sound (faceidx sound) const	2563	object::play_sound (faceidx sound)
2747	{	2564	{
2748	if (!sound)	2565	if (!sound)
2749	return;	2566	return;
2750		2567
2751	if (flag [FLAG_REMOVED])	2568	if (flag [FLAG_REMOVED])

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