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Comparing deliantra/server/common/object.C (file contents):
Revision 1.128 by root, Mon Feb 5 01:24:45 2007 UTC vs.
Revision 1.237 by root, Tue May 6 21:04:37 2008 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) 2001 Mark Wedel & Crossfire Development Team	5	* Copyright (©) 2001,2007 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
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
10	* the Free Software Foundation; either version 2 of the License, or	10	* the Free Software Foundation, either version 3 of the License, or
11	* (at your option) any later version.	11	* (at your 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 GNU General Public License
19	* along with this program; if not, write to the Free Software	19	* along with this program. If not, see <http://www.gnu.org/licenses/>.
20	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21	*	20	*
22	* The authors can be reached via e-mail at <crossfire@schmorp.de>	21	* The authors can be reached via e-mail to <support@deliantra.net>
23	*/	22	*/
24		23
25	/* Eneq(@csd.uu.se): Added weight-modifiers in environment of objects.
26	sub/add_weight will transcend the environment updating the carrying
27	variable. */
28	#include <global.h>	24	#include <global.h>
29	#include <stdio.h>	25	#include <stdio.h>
30	#include <sys/types.h>	26	#include <sys/types.h>
31	#include <sys/uio.h>	27	#include <sys/uio.h>
32	#include <object.h>	28	#include <object.h>
33	#include <funcpoint.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	191	/* Do not merge objects if nrof would overflow. First part checks
208	/* Do not merge objects if nrof would overflow. We use 1UL<<31 since that	192	* for unsigned overflow (2c), second part checks whether the result
209	* value could not be stored in a sint32 (which unfortunately sometimes is	193	* would fit into a 32 bit signed int, which is often used to hold
210	* used to store nrof).	194	* nrof values.
211	*/	195	*/
212	if (ob1->nrof + ob2->nrof >= 1UL << 31)	196	if (~ob1->nrof < ob2->nrof || ob1->nrof + ob2->nrof > (1UL << 31))
213	return 0;	197	return 0;
214		198
215	/* If the objects have been identified, set the BEEN_APPLIED flag.	199	/* 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	200	* 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	201	* 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	202	* are not equal - just if it has been identified, the been_applied
219	* flags lose any meaning.	203	* flags lose any meaning.
220	*/	204	*/
221	if (QUERY_FLAG (ob1, FLAG_IDENTIFIED))	205	if (QUERY_FLAG (ob1, FLAG_IDENTIFIED))
222	SET_FLAG (ob1, FLAG_BEEN_APPLIED);	206	SET_FLAG (ob1, FLAG_BEEN_APPLIED);
223		207
224	if (QUERY_FLAG (ob2, FLAG_IDENTIFIED))	208	if (QUERY_FLAG (ob2, FLAG_IDENTIFIED))
225	SET_FLAG (ob2, FLAG_BEEN_APPLIED);	209	SET_FLAG (ob2, FLAG_BEEN_APPLIED);
226		210
227	if ((ob1->flag ^ ob2->flag).reset (FLAG_INV_LOCKED).reset (FLAG_CLIENT_SENT).any ()	211	if (ob1->arch->name != ob2->arch->name
228	|| ob1->arch != ob2->arch
229	|| ob1->name != ob2->name	212	|| ob1->name != ob2->name
230	|| ob1->title != ob2->title	213	|| ob1->title != ob2->title
231	|| ob1->msg != ob2->msg	214	|| ob1->msg != ob2->msg
232	|| ob1->weight != ob2->weight	215	|| 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	216	|| ob1->attacktype != ob2->attacktype
236	|| ob1->magic != ob2->magic	217	|| ob1->magic != ob2->magic
237	|| ob1->slaying != ob2->slaying	218	|| ob1->slaying != ob2->slaying
238	|| ob1->skill != ob2->skill	219	|| ob1->skill != ob2->skill
239	|| ob1->value != ob2->value	220	|| ob1->value != ob2->value
…		…
246	|| ob1->move_block != ob2->move_block	227	|| ob1->move_block != ob2->move_block
247	|| ob1->move_allow != ob2->move_allow	228	|| ob1->move_allow != ob2->move_allow
248	|| ob1->move_on != ob2->move_on	229	|| ob1->move_on != ob2->move_on
249	|| ob1->move_off != ob2->move_off	230	|| ob1->move_off != ob2->move_off
250	|| ob1->move_slow != ob2->move_slow	231	|| ob1->move_slow != ob2->move_slow
251	|| ob1->move_slow_penalty != ob2->move_slow_penalty)	232	|| ob1->move_slow_penalty != ob2->move_slow_penalty
		233	|| memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))
		234	|| memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats)))
252	return 0;	235	return 0;
253		236
		237	if ((ob1->flag ^ ob2->flag)
		238	.reset (FLAG_INV_LOCKED)
		239	.reset (FLAG_CLIENT_SENT)
		240	.reset (FLAG_REMOVED)
		241	.any ())
		242	return 0;
		243
254	/* This is really a spellbook check - really, we should	244	/* This is really a spellbook check - we should in general
255	* check all objects in the inventory.	245	* not merge objects with real inventories, as splitting them
		246	* is hard.
256	*/	247	*/
257	if (ob1->inv || ob2->inv)	248	if (ob1->inv || ob2->inv)
258	{	249	{
259	/* if one object has inventory but the other doesn't, not equiv */	250	if (!(ob1->inv && ob2->inv))
260	if ((ob1->inv && !ob2->inv) || (ob2->inv && !ob1->inv))	251	return 0; /* inventories differ in length */
261	return 0;
262		252
263	/* Now check to see if the two inventory objects could merge */	253	if (ob1->inv->below || ob2->inv->below)
		254	return 0; /* more than one object in inv */
		255
264	if (!object::can_merge (ob1->inv, ob2->inv))	256	if (!object::can_merge (ob1->inv, ob2->inv))
265	return 0;	257	return 0; /* inventory objects differ */
266		258
267	/* inventory ok - still need to check rest of this object to see	259	/* inventory ok - still need to check rest of this object to see
268	* if it is valid.	260	* if it is valid.
269	*/	261	*/
270	}	262	}
…		…
289	if (ob1->level != ob2->level)	281	if (ob1->level != ob2->level)
290	return 0;	282	return 0;
291	break;	283	break;
292	}	284	}
293		285
294	if (ob1->key_values != NULL || ob2->key_values != NULL)	286	if (ob1->key_values || ob2->key_values)
295	{	287	{
296	/* At least one of these has key_values. */	288	/* At least one of these has key_values. */
297	if ((ob1->key_values == NULL) != (ob2->key_values == NULL))	289	if ((!ob1->key_values) != (!ob2->key_values))
298	/* One has fields, but the other one doesn't. */	290	return 0; /* One has fields, but the other one doesn't. */
		291
		292	if (!compare_ob_value_lists (ob1, ob2))
299	return 0;	293	return 0;
300	else if (!compare_ob_value_lists (ob1, ob2))
301	return 0;
302	}	294	}
303		295
304	//TODO: generate an event or call into perl for additional checks
305	if (ob1->self || ob2->self)	296	if (ob1->self || ob2->self)
306	{	297	{
307	ob1->optimise ();	298	ob1->optimise ();
308	ob2->optimise ();	299	ob2->optimise ();
309		300
310	if (ob1->self || ob2->self)	301	if (ob1->self || ob2->self)
		302	{
		303	int k1 = ob1->self ? HvTOTALKEYS (ob1->self) : 0;
		304	int k2 = ob2->self ? HvTOTALKEYS (ob2->self) : 0;
		305
		306	if (k1 != k2)
311	return 0;	307	return 0;
		308
		309	if (k1 == 0)
		310	return 1;
		311
		312	if (!cfperl_can_merge (ob1, ob2))
		313	return 0;
		314	}
312	}	315	}
313		316
314	/* Everything passes, must be OK. */	317	/* Everything passes, must be OK. */
315	return 1;	318	return 1;
316	}	319	}
317		320
		321	// find player who can see this object
		322	object *
		323	object::visible_to () const
		324	{
		325	if (client_visible () && !flag [FLAG_REMOVED])
		326	{
		327	// see if we are in a container of sorts
		328	if (env)
		329	{
		330	// the player inventory itself is always visible
		331	if (env->type == PLAYER)
		332	return env;
		333
		334	// else a player could have our env open
		335	object *envest = env->outer_env ();
		336
		337	// the player itself is always on a map, so we will find him here
		338	// even if our inv is in a player.
		339	if (envest->is_on_map ())
		340	if (object *pl = envest->ms ().player ())
		341	if (pl->container == env)
		342	return pl;
		343	}
		344	else
		345	{
		346	// maybe there is a player standing on the same mapspace
		347	// this will catch the case where "this" is a player
		348	if (object *pl = ms ().player ())
		349	if (!pl->container || this == pl->container)
		350	return pl;
		351	}
		352	}
		353
		354	return 0;
		355	}
		356
		357	// adjust weight per container type ("of holding")
		358	static sint32
		359	weight_adjust_for (object *op, sint32 weight)
		360	{
		361	return op->type == CONTAINER
		362	? lerp (weight, 0, 100, 0, 100 - op->stats.Str)
		363	: weight;
		364	}
		365
318	/*	366	/*
		367	* adjust_weight(object, weight) adds the specified weight to an object,
		368	* and also updates how much the environment(s) is/are carrying.
		369	*/
		370	static void
		371	adjust_weight (object *op, sint32 weight)
		372	{
		373	while (op)
		374	{
		375	// adjust by actual difference to account for rounding errors
		376	// i.e. (w2 - w1) / f != w2 / f - w1 / f and the latter is correct
		377	weight = weight_adjust_for (op, op->carrying)
		378	- weight_adjust_for (op, op->carrying - weight);
		379
		380	if (!weight)
		381	return;
		382
		383	op->carrying += weight;
		384
		385	if (object *pl = op->visible_to ())
		386	if (pl != op) // player is handled lazily
		387	esrv_update_item (UPD_WEIGHT, pl, op);
		388
		389	op = op->env;
		390	}
		391	}
		392
		393	/*
319	* sum_weight() is a recursive function which calculates the weight	394	* this is a recursive function which calculates the weight
320	* an object is carrying. It goes through in figures out how much	395	* an object is carrying. It goes through op and figures out how much
321	* containers are carrying, and sums it up.	396	* containers are carrying, and sums it up.
322	*/	397	*/
323	long	398	void
324	sum_weight (object *op)	399	object::update_weight ()
325	{	400	{
326	long sum;	401	sint32 sum = 0;
327	object *inv;
328		402
329	for (sum = 0, inv = op->inv; inv != NULL; inv = inv->below)	403	for (object *op = inv; op; op = op->below)
330	{	404	{
331	if (inv->inv)	405	if (op->inv)
332	sum_weight (inv);	406	op->update_weight ();
333	sum += inv->carrying + inv->weight * (inv->nrof ? inv->nrof : 1);	407
		408	sum += op->total_weight ();
		409	}
		410
		411	sum = weight_adjust_for (this, sum);
		412
		413	if (sum != carrying)
334	}	414	{
335
336	if (op->type == CONTAINER && op->stats.Str)
337	sum = (sum * (100 - op->stats.Str)) / 100;
338
339	if (op->carrying != sum)
340	op->carrying = sum;	415	carrying = sum;
341		416
342	return sum;	417	if (object *pl = visible_to ())
		418	if (pl != this) // player is handled lazily
		419	esrv_update_item (UPD_WEIGHT, pl, this);
		420	}
343	}	421	}
344		422
345	/**	423	/*
346	* Return the outermost environment object for a given object.	424	* Used by: Server DM commands: dumpbelow, dump. Some error messages.
347	*/	425	*/
348
349	object *
350	object_get_env_recursive (object *op)
351	{
352	while (op->env != NULL)
353	op = op->env;
354	return op;
355	}
356
357	/*
358	* Used by: Crossedit: dump. Server DM commands: dumpbelow, dump.
359	* Some error messages.
360	* The result of the dump is stored in the static global errmsg array.
361	*/
362
363	char *	426	char *
364	dump_object (object *op)	427	dump_object (object *op)
365	{	428	{
366	if (!op)	429	if (!op)
367	return strdup ("[NULLOBJ]");	430	return strdup ("[NULLOBJ]");
368		431
369	object_freezer freezer;	432	object_freezer freezer;
370	save_object (freezer, op, 1);	433	op->write (freezer);
371	return freezer.as_string ();	434	return freezer.as_string ();
372	}	435	}
373		436
374	/*	437	/*
375	* get_nearest_part(multi-object, object 2) returns the part of the	438	* get_nearest_part(multi-object, object 2) returns the part of the
376	* multi-object 1 which is closest to the second object.	439	* multi-object 1 which is closest to the second object.
377	* If it's not a multi-object, it is returned.	440	* If it's not a multi-object, it is returned.
378	*/	441	*/
379
380	object *	442	object *
381	get_nearest_part (object *op, const object *pl)	443	get_nearest_part (object *op, const object *pl)
382	{	444	{
383	object *tmp, *closest;	445	object *tmp, *closest;
384	int last_dist, i;	446	int last_dist, i;
385		447
386	if (op->more == NULL)	448	if (!op->more)
387	return op;	449	return op;
		450
388	for (last_dist = distance (op, pl), closest = op, tmp = op->more; tmp != NULL; tmp = tmp->more)	451	for (last_dist = distance (op, pl), closest = op, tmp = op->more;
		452	tmp;
		453	tmp = tmp->more)
389	if ((i = distance (tmp, pl)) < last_dist)	454	if ((i = distance (tmp, pl)) < last_dist)
390	closest = tmp, last_dist = i;	455	closest = tmp, last_dist = i;
		456
391	return closest;	457	return closest;
392	}	458	}
393		459
394	/*	460	/*
395	* Returns the object which has the count-variable equal to the argument.	461	* Returns the object which has the count-variable equal to the argument.
		462	* VERRRY slow.
396	*/	463	*/
397	object *	464	object *
398	find_object (tag_t i)	465	find_object (tag_t i)
399	{	466	{
400	for_all_objects (op)	467	for_all_objects (op)
…		…
420	break;	487	break;
421		488
422	return op;	489	return op;
423	}	490	}
424		491
425	void
426	free_all_object_data ()
427	{
428	LOG (llevDebug, "%d allocated objects\n", nrofallocobjects);
429	}
430
431	/*	492	/*
432	* Sets the owner and sets the skill and exp pointers to owner's current	493	* Sets the owner and sets the skill and exp pointers to owner's current
433	* skill and experience objects.	494	* skill and experience objects.
		495	* ACTUALLY NO! investigate! TODO
434	*/	496	*/
435	void	497	void
436	object::set_owner (object *owner)	498	object::set_owner (object *owner)
437	{	499	{
		500	// allow objects which own objects
438	if (!owner)	501	if (owner)
439	return;
440
441	/* next line added to allow objects which own objects */
442	/* Add a check for ownercounts in here, as I got into an endless loop
443	* with the fireball owning a poison cloud which then owned the
444	* fireball. I believe that was caused by one of the objects getting
445	* freed and then another object replacing it. Since the ownercounts
446	* didn't match, this check is valid and I believe that cause is valid.
447	*/
448	while (owner->owner)	502	while (owner->owner)
449	owner = owner->owner;	503	owner = owner->owner;
		504
		505	if (flag [FLAG_FREED])
		506	{
		507	LOG (llevError | logBacktrace, "tried to set owner of %s to %s\n", debug_desc (), owner->debug_desc ());
		508	return;
		509	}
450		510
451	this->owner = owner;	511	this->owner = owner;
		512	}
		513
		514	int
		515	object::slottype () const
		516	{
		517	if (type == SKILL)
		518	{
		519	if (IS_COMBAT_SKILL (subtype)) return slot_combat;
		520	if (IS_RANGED_SKILL (subtype)) return slot_ranged;
		521	}
		522	else
		523	{
		524	if (slot [body_combat].info) return slot_combat;
		525	if (slot [body_range ].info) return slot_ranged;
		526	}
		527
		528	return slot_none;
		529	}
		530
		531	bool
		532	object::change_weapon (object *ob)
		533	{
		534	if (current_weapon == ob)
		535	return true;
		536
		537	if (chosen_skill)
		538	chosen_skill->flag [FLAG_APPLIED] = false;
		539
		540	current_weapon = ob;
		541	chosen_skill = !ob || ob->type == SKILL ? ob : find_skill_by_name (this, ob->skill);
		542
		543	if (chosen_skill)
		544	chosen_skill->flag [FLAG_APPLIED] = true;
		545
		546	update_stats ();
		547
		548	if (ob)
		549	{
		550	// now check wether any body locations became invalid, in which case
		551	// we cannot apply the weapon at the moment.
		552	for (int i = 0; i < NUM_BODY_LOCATIONS; ++i)
		553	if (slot[i].used < 0)
		554	{
		555	current_weapon = chosen_skill = 0;
		556	update_stats ();
		557
		558	new_draw_info_format (NDI_UNIQUE, 0, this,
		559	"You try to balance all your items at once, "
		560	"but the %s is just too much for your body. "
		561	"[You need to unapply some items first.]", &ob->name);
		562	return false;
		563	}
		564
		565	//new_draw_info_format (NDI_UNIQUE, 0, this, "You switch to your %s.", &ob->name);
		566	}
		567	else
		568	;//new_draw_info_format (NDI_UNIQUE, 0, this, "You unwield your weapons.");
		569
		570	if (ob && !ob->flag [FLAG_APPLIED] && ob->type != SPELL)
		571	{
		572	LOG (llevError | logBacktrace, "%s changed to unapplied weapon %s",
		573	&name, ob->debug_desc ());
		574	return false;
		575	}
		576
		577	return true;
452	}	578	}
453		579
454	/* Zero the key_values on op, decrementing the shared-string	580	/* Zero the key_values on op, decrementing the shared-string
455	* refcounts and freeing the links.	581	* refcounts and freeing the links.
456	*/	582	*/
457	static void	583	static void
458	free_key_values (object *op)	584	free_key_values (object *op)
459	{	585	{
460	for (key_value *i = op->key_values; i != 0;)	586	for (key_value *i = op->key_values; i; )
461	{	587	{
462	key_value *next = i->next;	588	key_value *next = i->next;
463	delete i;	589	delete i;
464		590
465	i = next;	591	i = next;
…		…
477	* will point at garbage.	603	* will point at garbage.
478	*/	604	*/
479	void	605	void
480	object::copy_to (object *dst)	606	object::copy_to (object *dst)
481	{	607	{
482	bool is_freed = QUERY_FLAG (dst, FLAG_FREED);	608	dst->remove ();
483	bool is_removed = QUERY_FLAG (dst, FLAG_REMOVED);
484
485	*(object_copy *)dst = *this;	609	*(object_copy *)dst = *this;
486		610	dst->flag [FLAG_REMOVED] = true;
487	if (is_freed)
488	SET_FLAG (dst, FLAG_FREED);
489
490	if (is_removed)
491	SET_FLAG (dst, FLAG_REMOVED);
492
493	if (speed < 0)
494	dst->speed_left = speed_left - rndm ();
495		611
496	/* Copy over key_values, if any. */	612	/* Copy over key_values, if any. */
497	if (key_values)	613	if (key_values)
498	{	614	{
499	key_value *tail = 0;	615	key_value *tail = 0;
500	key_value *i;
501
502	dst->key_values = 0;	616	dst->key_values = 0;
503		617
504	for (i = key_values; i; i = i->next)	618	for (key_value *i = key_values; i; i = i->next)
505	{	619	{
506	key_value *new_link = new key_value;	620	key_value *new_link = new key_value;
507		621
508	new_link->next = 0;	622	new_link->next = 0;
509	new_link->key = i->key;	623	new_link->key = i->key;
510	new_link->value = i->value;	624	new_link->value = i->value;
511		625
512	/* Try and be clever here, too. */	626	/* Try and be clever here, too. */
513	if (!dst->key_values)	627	if (!dst->key_values)
514	{	628	{
…		…
521	tail = new_link;	635	tail = new_link;
522	}	636	}
523	}	637	}
524	}	638	}
525		639
		640	if (speed < 0)
		641	dst->speed_left -= rndm ();
		642
526	dst->set_speed (dst->speed);	643	dst->set_speed (dst->speed);
		644	}
		645
		646	void
		647	object::instantiate ()
		648	{
		649	if (!uuid.seq) // HACK
		650	uuid = UUID::gen ();
		651
		652	speed_left = -0.1f;
		653	/* copy the body_info to the body_used - this is only really
		654	* need for monsters, but doesn't hurt to do it for everything.
		655	* by doing so, when a monster is created, it has good starting
		656	* values for the body_used info, so when items are created
		657	* for it, they can be properly equipped.
		658	*/
		659	for (int i = NUM_BODY_LOCATIONS; i--; )
		660	slot[i].used = slot[i].info;
		661
		662	attachable::instantiate ();
527	}	663	}
528		664
529	object *	665	object *
530	object::clone ()	666	object::clone ()
531	{	667	{
532	object *neu = create ();	668	object *neu = create ();
533	copy_to (neu);	669	copy_to (neu);
		670	neu->map = map; // not copied by copy_to
534	return neu;	671	return neu;
535	}	672	}
536		673
537	/*	674	/*
538	* If an object with the IS_TURNABLE() flag needs to be turned due	675	* If an object with the IS_TURNABLE() flag needs to be turned due
…		…
589	* UP_OBJ_FACE: only the objects face has changed.	726	* UP_OBJ_FACE: only the objects face has changed.
590	*/	727	*/
591	void	728	void
592	update_object (object *op, int action)	729	update_object (object *op, int action)
593	{	730	{
594	MoveType move_on, move_off, move_block, move_slow;	731	if (!op)
595
596	if (op == NULL)
597	{	732	{
598	/* this should never happen */	733	/* this should never happen */
599	LOG (llevDebug, "update_object() called for NULL object.\n");	734	LOG (llevError | logBacktrace, "update_object() called for NULL object.\n");
600	return;	735	return;
601	}	736	}
602		737
603	if (op->env)	738	if (!op->is_on_map ())
604	{	739	{
605	/* Animation is currently handled by client, so nothing	740	/* Animation is currently handled by client, so nothing
606	* to do in this case.	741	* to do in this case.
607	*/	742	*/
608	return;	743	return;
609	}	744	}
610
611	/* If the map is saving, don't do anything as everything is
612	* going to get freed anyways.
613	*/
614	if (!op->map || op->map->in_memory == MAP_SAVING)
615	return;
616		745
617	/* make sure the object is within map boundaries */	746	/* make sure the object is within map boundaries */
618	if (op->x < 0 || op->x >= op->map->width || op->y < 0 || op->y >= op->map->height)	747	if (op->x < 0 || op->x >= op->map->width || op->y < 0 || op->y >= op->map->height)
619	{	748	{
620	LOG (llevError, "update_object() called for object out of map!\n");	749	LOG (llevError, "update_object() called for object out of map!\n");
…		…
680	static int object_count;	809	static int object_count;
681		810
682	void object::link ()	811	void object::link ()
683	{	812	{
684	assert (!index);//D	813	assert (!index);//D
685	uuid = gen_uuid ();	814	uuid = UUID::gen ();
686	count = ++object_count;	815	count = ++object_count;
687		816
688	refcnt_inc ();	817	refcnt_inc ();
689	objects.insert (this);	818	objects.insert (this);
690	}	819	}
…		…
763	object::destroy_inv (bool drop_to_ground)	892	object::destroy_inv (bool drop_to_ground)
764	{	893	{
765	// need to check first, because the checks below might segfault	894	// need to check first, because the checks below might segfault
766	// as we might be on an invalid mapspace and crossfire code	895	// as we might be on an invalid mapspace and crossfire code
767	// is too buggy to ensure that the inventory is empty.	896	// is too buggy to ensure that the inventory is empty.
768	// corollary: if you create arrows etc. with stuff in tis inventory,	897	// corollary: if you create arrows etc. with stuff in its inventory,
769	// cf will crash below with off-map x and y	898	// cf will crash below with off-map x and y
770	if (!inv)	899	if (!inv)
771	return;	900	return;
772		901
773	/* Only if the space blocks everything do we not process -	902	/* Only if the space blocks everything do we not process -
774	* if some form of movement is allowed, let objects	903	* if some form of movement is allowed, let objects
775	* drop on that space.	904	* drop on that space.
776	*/	905	*/
777	if (!drop_to_ground	906	if (!drop_to_ground
778	|| !map	907	|| !map
779	|| map->in_memory != MAP_IN_MEMORY	908	|| map->in_memory != MAP_ACTIVE
780	|| map->nodrop	909	|| map->nodrop
781	|| ms ().move_block == MOVE_ALL)	910	|| ms ().move_block == MOVE_ALL)
782	{	911	{
783	while (inv)	912	while (inv)
784	{	913	{
785	inv->destroy_inv (drop_to_ground);	914	inv->destroy_inv (false);
786	inv->destroy ();	915	inv->destroy ();
787	}	916	}
788	}	917	}
789	else	918	else
790	{ /* Put objects in inventory onto this space */	919	{ /* Put objects in inventory onto this space */
…		…
796	|| op->flag [FLAG_NO_DROP]	925	|| op->flag [FLAG_NO_DROP]
797	|| op->type == RUNE	926	|| op->type == RUNE
798	|| op->type == TRAP	927	|| op->type == TRAP
799	|| op->flag [FLAG_IS_A_TEMPLATE]	928	|| op->flag [FLAG_IS_A_TEMPLATE]
800	|| op->flag [FLAG_DESTROY_ON_DEATH])	929	|| op->flag [FLAG_DESTROY_ON_DEATH])
801	op->destroy ();	930	op->destroy (true);
802	else	931	else
803	map->insert (op, x, y);	932	map->insert (op, x, y);
804	}	933	}
805	}	934	}
806	}	935	}
…		…
810	object *op = new object;	939	object *op = new object;
811	op->link ();	940	op->link ();
812	return op;	941	return op;
813	}	942	}
814		943
		944	static struct freed_map : maptile
		945	{
		946	freed_map ()
		947	{
		948	path = "<freed objects map>";
		949	name = "/internal/freed_objects_map";
		950	width = 3;
		951	height = 3;
		952	nodrop = 1;
		953
		954	alloc ();
		955	in_memory = MAP_ACTIVE;
		956	}
		957
		958	~freed_map ()
		959	{
		960	destroy ();
		961	}
		962	} freed_map; // freed objects are moved here to avoid crashes
		963
815	void	964	void
816	object::do_destroy ()	965	object::do_destroy ()
817	{	966	{
818	attachable::do_destroy ();
819
820	if (flag [FLAG_IS_LINKED])	967	if (flag [FLAG_IS_LINKED])
821	remove_button_link (this);	968	remove_button_link (this);
822		969
823	if (flag [FLAG_FRIENDLY])	970	if (flag [FLAG_FRIENDLY])
824	{
825	remove_friendly_object (this);	971	remove_friendly_object (this);
826		972
827	if (type == GOLEM
828	&& owner
829	&& owner->type == PLAYER
830	&& owner->contr->ranges[range_golem] == this)
831	owner->contr->ranges[range_golem] = 0;
832	}
833
834	if (!flag [FLAG_REMOVED])
835	remove ();	973	remove ();
836		974
837	destroy_inv (true);	975	attachable::do_destroy ();
838		976
839	deactivate ();	977	deactivate ();
840	unlink ();	978	unlink ();
841		979
842	flag [FLAG_FREED] = 1;	980	flag [FLAG_FREED] = 1;
843		981
844	// hack to ensure that freed objects still have a valid map	982	// hack to ensure that freed objects still have a valid map
845	{
846	static maptile *freed_map; // freed objects are moved here to avoid crashes
847
848	if (!freed_map)
849	{
850	freed_map = new maptile;
851
852	freed_map->name = "/internal/freed_objects_map";
853	freed_map->width = 3;
854	freed_map->height = 3;
855
856	freed_map->alloc ();
857	freed_map->in_memory = MAP_IN_MEMORY;
858	}
859
860	map = freed_map;	983	map = &freed_map;
861	x = 1;	984	x = 1;
862	y = 1;	985	y = 1;
863	}
864
865	head = 0;
866		986
867	if (more)	987	if (more)
868	{	988	{
869	more->destroy ();	989	more->destroy ();
870	more = 0;	990	more = 0;
871	}	991	}
872		992
		993	head = 0;
		994
873	// clear those pointers that likely might have circular references to us	995	// clear those pointers that likely might cause circular references
874	owner = 0;	996	owner = 0;
875	enemy = 0;	997	enemy = 0;
876	attacked_by = 0;	998	attacked_by = 0;
		999	current_weapon = 0;
877	}	1000	}
878		1001
879	void	1002	void
880	object::destroy (bool destroy_inventory)	1003	object::destroy (bool destroy_inventory)
881	{	1004	{
882	if (destroyed ())	1005	if (destroyed ())
883	return;	1006	return;
884		1007
		1008	if (!is_head () && !head->destroyed ())
		1009	{
		1010	LOG (llevError | logBacktrace, "tried to destroy the tail of an object");
		1011	head->destroy (destroy_inventory);
		1012	return;
		1013	}
		1014
885	if (destroy_inventory)	1015	destroy_inv (!destroy_inventory);
886	destroy_inv (false);	1016
		1017	if (is_head ())
		1018	if (sound_destroy)
		1019	play_sound (sound_destroy);
		1020	else if (flag [FLAG_MONSTER])
		1021	play_sound (sound_find ("monster_destroy")); // quick hack, too lazy to create a generic mechanism
887		1022
888	attachable::destroy ();	1023	attachable::destroy ();
889	}
890
891	/*
892	* sub_weight() recursively (outwards) subtracts a number from the
893	* weight of an object (and what is carried by it's environment(s)).
894	*/
895	void
896	sub_weight (object *op, signed long weight)
897	{
898	while (op != NULL)
899	{
900	if (op->type == CONTAINER)
901	weight = (signed long) (weight * (100 - op->stats.Str) / 100);
902
903	op->carrying -= weight;
904	op = op->env;
905	}
906	}	1024	}
907		1025
908	/* op->remove ():	1026	/* op->remove ():
909	* This function removes the object op from the linked list of objects	1027	* This function removes the object op from the linked list of objects
910	* which it is currently tied to. When this function is done, the	1028	* which it is currently tied to. When this function is done, the
…		…
916	object::do_remove ()	1034	object::do_remove ()
917	{	1035	{
918	object *tmp, *last = 0;	1036	object *tmp, *last = 0;
919	object *otmp;	1037	object *otmp;
920		1038
921	if (QUERY_FLAG (this, FLAG_REMOVED))	1039	if (flag [FLAG_REMOVED])
922	return;	1040	return;
923		1041
924	SET_FLAG (this, FLAG_REMOVED);
925	INVOKE_OBJECT (REMOVE, this);	1042	INVOKE_OBJECT (REMOVE, this);
		1043
		1044	flag [FLAG_REMOVED] = true;
926		1045
927	if (more)	1046	if (more)
928	more->remove ();	1047	more->remove ();
929		1048
930	/*	1049	/*
931	* In this case, the object to be removed is in someones	1050	* In this case, the object to be removed is in someones
932	* inventory.	1051	* inventory.
933	*/	1052	*/
934	if (env)	1053	if (env)
935	{	1054	{
936	if (nrof)	1055	flag [FLAG_REMOVED] = false; // hack around the issue of visible_to checking flag_removed
937	sub_weight (env, weight * nrof);	1056	if (object *pl = visible_to ())
938	else	1057	esrv_del_item (pl->contr, count);
939	sub_weight (env, weight + carrying);	1058	flag [FLAG_REMOVED] = true; // hack around the issue of visible_to checking flag_removed
		1059
		1060	adjust_weight (env, -total_weight ());
		1061
		1062	/* we set up values so that it could be inserted into
		1063	* the map, but we don't actually do that - it is up
		1064	* to the caller to decide what we want to do.
		1065	*/
		1066	map = env->map;
		1067	x = env->x;
		1068	y = env->y;
		1069
		1070	// make sure cmov optimisation is applicable
		1071	*(above ? &above->below : &env->inv) = below;
		1072	*(below ? &below->above : &above ) = above; // &above is just a dummy
		1073
		1074	above = 0;
		1075	below = 0;
		1076	env = 0;
940		1077
941	/* NO_FIX_PLAYER is set when a great many changes are being	1078	/* NO_FIX_PLAYER is set when a great many changes are being
942	* made to players inventory. If set, avoiding the call	1079	* made to players inventory. If set, avoiding the call
943	* to save cpu time.	1080	* to save cpu time.
944	*/	1081	*/
945	if ((otmp = in_player ()) && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))	1082	if ((otmp = in_player ()) && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
946	otmp->update_stats ();	1083	otmp->update_stats ();
947
948	if (above)
949	above->below = below;
950	else
951	env->inv = below;
952
953	if (below)
954	below->above = above;
955
956	/* we set up values so that it could be inserted into
957	* the map, but we don't actually do that - it is up
958	* to the caller to decide what we want to do.
959	*/
960	x = env->x, y = env->y;
961	map = env->map;
962	above = 0, below = 0;
963	env = 0;
964	}	1084	}
965	else if (map)	1085	else if (map)
966	{	1086	{
967	if (type == PLAYER)
968	{
969	--map->players;
970	map->touch ();
971	}
972
973	map->dirty = true;	1087	map->dirty = true;
974	mapspace &ms = this->ms ();	1088	mapspace &ms = this->ms ();
975		1089
		1090	if (object *pl = ms.player ())
		1091	{
		1092	if (type == PLAYER) // this == pl(!)
		1093	{
		1094	// leaving a spot always closes any open container on the ground
		1095	if (container && !container->env)
		1096	// this causes spurious floorbox updates, but it ensures
		1097	// that the CLOSE event is being sent.
		1098	close_container ();
		1099
		1100	--map->players;
		1101	map->touch ();
		1102	}
		1103	else if (pl->container == this)
		1104	{
		1105	// removing a container should close it
		1106	close_container ();
		1107	}
		1108
		1109	esrv_del_item (pl->contr, count);
		1110	}
		1111
976	/* link the object above us */	1112	/* link the object above us */
977	if (above)	1113	// re-link, make sure compiler can easily use cmove
978	above->below = below;	1114	*(above ? &above->below : &ms.top) = below;
979	else	1115	*(below ? &below->above : &ms.bot) = above;
980	ms.top = below; /* we were top, set new top */
981
982	/* Relink the object below us, if there is one */
983	if (below)
984	below->above = above;
985	else
986	{
987	/* Nothing below, which means we need to relink map object for this space
988	* use translated coordinates in case some oddness with map tiling is
989	* evident
990	*/
991	if (GET_MAP_OB (map, x, y) != this)
992	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 ());
993
994	ms.bot = above; /* goes on above it. */
995	}
996		1116
997	above = 0;	1117	above = 0;
998	below = 0;	1118	below = 0;
999		1119
1000	if (map->in_memory == MAP_SAVING)	1120	if (map->in_memory == MAP_SAVING)
1001	return;	1121	return;
1002		1122
1003	int check_walk_off = !flag [FLAG_NO_APPLY];	1123	int check_walk_off = !flag [FLAG_NO_APPLY];
		1124
		1125	if (object *pl = ms.player ())
		1126	{
		1127	if (pl->container == this)
		1128	/* If a container that the player is currently using somehow gets
		1129	* removed (most likely destroyed), update the player view
		1130	* appropriately.
		1131	*/
		1132	pl->close_container ();
		1133
		1134	//TODO: the floorbox prev/next might need updating
		1135	//esrv_del_item (pl->contr, count);
		1136	//TODO: update floorbox to preserve ordering
		1137	if (pl->contr->ns)
		1138	pl->contr->ns->floorbox_update ();
		1139	}
1004		1140
1005	for (tmp = ms.bot; tmp; tmp = tmp->above)	1141	for (tmp = ms.bot; tmp; tmp = tmp->above)
1006	{	1142	{
1007	/* No point updating the players look faces if he is the object	1143	/* No point updating the players look faces if he is the object
1008	* being removed.	1144	* being removed.
1009	*/	1145	*/
1010
1011	if (tmp->type == PLAYER && tmp != this)
1012	{
1013	/* If a container that the player is currently using somehow gets
1014	* removed (most likely destroyed), update the player view
1015	* appropriately.
1016	*/
1017	if (tmp->container == this)
1018	{
1019	flag [FLAG_APPLIED] = 0;
1020	tmp->container = 0;
1021	}
1022
1023	if (tmp->contr->ns)
1024	tmp->contr->ns->floorbox_update ();
1025	}
1026		1146
1027	/* See if object moving off should effect something */	1147	/* See if object moving off should effect something */
1028	if (check_walk_off	1148	if (check_walk_off
1029	&& ((move_type & tmp->move_off)	1149	&& ((move_type & tmp->move_off)
1030	&& (move_type & ~tmp->move_off & ~tmp->move_block) == 0))	1150	&& (move_type & ~tmp->move_off & ~tmp->move_block) == 0))
…		…
1033		1153
1034	if (destroyed ())	1154	if (destroyed ())
1035	LOG (llevError, "BUG: remove_ob(): name %s, destroyed leaving object\n", tmp->debug_desc ());	1155	LOG (llevError, "BUG: remove_ob(): name %s, destroyed leaving object\n", tmp->debug_desc ());
1036	}	1156	}
1037		1157
1038	/* Eneq(@csd.uu.se): Fixed this to skip tmp->above=tmp */
1039	//TODO: why is this horrible hacka fix? get rid of this code=bug! (schmorp)
1040	if (tmp->above == tmp)
1041	tmp->above = 0;
1042
1043	last = tmp;	1158	last = tmp;
1044	}	1159	}
1045		1160
1046	/* last == NULL if there are no objects on this space */	1161	/* last == NULL if there are no objects on this space */
1047	//TODO: this makes little sense, why only update the topmost object?	1162	//TODO: this makes little sense, why only update the topmost object?
…		…
1067	merge_ob (object *op, object *top)	1182	merge_ob (object *op, object *top)
1068	{	1183	{
1069	if (!op->nrof)	1184	if (!op->nrof)
1070	return 0;	1185	return 0;
1071		1186
1072	if (top)	1187	if (!top)
1073	for (top = op; top && top->above; top = top->above)	1188	for (top = op; top && top->above; top = top->above)
1074	;	1189	;
1075		1190
1076	for (; top; top = top->below)	1191	for (; top; top = top->below)
1077	{
1078	if (top == op)
1079	continue;
1080
1081	if (object::can_merge (op, top))	1192	if (object::can_merge (op, top))
1082	{	1193	{
1083	top->nrof += op->nrof;	1194	top->nrof += op->nrof;
1084		1195
1085	/* CLEAR_FLAG(top,FLAG_STARTEQUIP);*/	1196	if (object *pl = top->visible_to ())
1086	op->weight = 0; /* Don't want any adjustements now */	1197	esrv_update_item (UPD_NROF, pl, top);
		1198
		1199	op->weight = 0; // cancel the addition above
		1200	op->carrying = 0; // must be 0 already
		1201
1087	op->destroy ();	1202	op->destroy (1);
		1203
1088	return top;	1204	return top;
1089	}	1205	}
1090	}
1091		1206
1092	return 0;	1207	return 0;
		1208	}
		1209
		1210	void
		1211	object::expand_tail ()
		1212	{
		1213	if (more)
		1214	return;
		1215
		1216	object *prev = this;
		1217
		1218	for (archetype *at = (archetype *)arch->more; at; at = (archetype *)at->more)
		1219	{
		1220	object *op = arch_to_object (at);
		1221
		1222	op->name = name;
		1223	op->name_pl = name_pl;
		1224	op->title = title;
		1225
		1226	op->head = this;
		1227	prev->more = op;
		1228
		1229	prev = op;
		1230	}
1093	}	1231	}
1094		1232
1095	/*	1233	/*
1096	* same as insert_ob_in_map except it handles separate coordinates and does a clean	1234	* same as insert_ob_in_map except it handles separate coordinates and does a clean
1097	* job preparing multi-part monsters.	1235	* job preparing multi-part monsters.
…		…
1099	object *	1237	object *
1100	insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)	1238	insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)
1101	{	1239	{
1102	for (object *tmp = op->head_ (); tmp; tmp = tmp->more)	1240	for (object *tmp = op->head_ (); tmp; tmp = tmp->more)
1103	{	1241	{
1104	tmp->x = x + tmp->arch->clone.x;	1242	tmp->x = x + tmp->arch->x;
1105	tmp->y = y + tmp->arch->clone.y;	1243	tmp->y = y + tmp->arch->y;
1106	}	1244	}
1107		1245
1108	return insert_ob_in_map (op, m, originator, flag);	1246	return insert_ob_in_map (op, m, originator, flag);
1109	}	1247	}
1110		1248
…		…
1129	* just 'op' otherwise	1267	* just 'op' otherwise
1130	*/	1268	*/
1131	object *	1269	object *
1132	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)	1270	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)
1133	{	1271	{
1134	object *tmp, *top, *floor = NULL;
1135
1136	if (QUERY_FLAG (op, FLAG_FREED))
1137	{
1138	LOG (llevError, "Trying to insert freed object!\n");
1139	return NULL;
1140	}
1141
1142	if (!QUERY_FLAG (op, FLAG_REMOVED))
1143	LOG (llevError, "Trying to insert already inserted object %s\n", op->debug_desc ());
1144
1145	op->remove ();	1272	op->remove ();
1146
1147	if (!m)
1148	{
1149	char *dump = dump_object (op);
1150	LOG (llevError, "Trying to insert in null-map!\n%s\n", dump);
1151	free (dump);
1152	return op;
1153	}
1154
1155	if (out_of_map (m, op->x, op->y))
1156	{
1157	char *dump = dump_object (op);
1158	LOG (llevError, "Trying to insert object outside the map.\n%s\n", dump);
1159	#ifdef MANY_CORES
1160	/* Better to catch this here, as otherwise the next use of this object
1161	* is likely to cause a crash. Better to find out where it is getting
1162	* improperly inserted.
1163	*/
1164	abort ();
1165	#endif
1166	free (dump);
1167	return op;
1168	}
1169
1170	if (object *more = op->more)
1171	{
1172	if (!insert_ob_in_map (more, m, originator, flag))
1173	{
1174	if (!op->head)
1175	LOG (llevError, "BUG: insert_ob_in_map(): inserting op->more killed op\n");
1176
1177	return 0;
1178	}
1179	}
1180
1181	CLEAR_FLAG (op, FLAG_REMOVED);
1182		1273
1183	/* Ideally, the caller figures this out. However, it complicates a lot	1274	/* Ideally, the caller figures this out. However, it complicates a lot
1184	* of areas of callers (eg, anything that uses find_free_spot would now	1275	* of areas of callers (eg, anything that uses find_free_spot would now
1185	* need extra work	1276	* need extra work
1186	*/	1277	*/
1187	if (!xy_normalise (m, op->x, op->y))	1278	if (!xy_normalise (m, op->x, op->y))
		1279	{
		1280	op->head_ ()->destroy (1);// remove head_ once all tail object destroyers found
1188	return 0;	1281	return 0;
		1282	}
		1283
		1284	if (object *more = op->more)
		1285	if (!insert_ob_in_map (more, m, originator, flag))
		1286	return 0;
		1287
		1288	CLEAR_FLAG (op, FLAG_REMOVED);
1189		1289
1190	op->map = m;	1290	op->map = m;
1191	mapspace &ms = op->ms ();	1291	mapspace &ms = op->ms ();
1192		1292
1193	/* this has to be done after we translate the coordinates.	1293	/* this has to be done after we translate the coordinates.
1194	*/	1294	*/
1195	if (op->nrof && !(flag & INS_NO_MERGE))	1295	if (op->nrof && !(flag & INS_NO_MERGE))
1196	for (tmp = ms.bot; tmp; tmp = tmp->above)	1296	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1197	if (object::can_merge (op, tmp))	1297	if (object::can_merge (op, tmp))
1198	{	1298	{
		1299	// TODO: we actually want to update tmp, not op,
		1300	// but some caller surely breaks when we return tmp
		1301	// from here :/
1199	op->nrof += tmp->nrof;	1302	op->nrof += tmp->nrof;
1200	tmp->destroy ();	1303	tmp->destroy (1);
1201	}	1304	}
1202		1305
1203	CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */	1306	CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */
1204	CLEAR_FLAG (op, FLAG_INV_LOCKED);	1307	CLEAR_FLAG (op, FLAG_INV_LOCKED);
1205		1308
1206	if (!QUERY_FLAG (op, FLAG_ALIVE))	1309	if (!QUERY_FLAG (op, FLAG_ALIVE))
1207	CLEAR_FLAG (op, FLAG_NO_STEAL);	1310	CLEAR_FLAG (op, FLAG_NO_STEAL);
1208		1311
1209	if (flag & INS_BELOW_ORIGINATOR)	1312	if (flag & INS_BELOW_ORIGINATOR)
1210	{	1313	{
1211	if (originator->map != op->map || originator->x != op->x || originator->y != op->y)	1314	if (originator->map != op->map || originator->x != op->x || originator->y != op->y || !originator->is_on_map ())
1212	{	1315	{
1213	LOG (llevError, "insert_ob_in_map called with INS_BELOW_ORIGINATOR when originator not on same space!\n");	1316	LOG (llevError, "insert_ob_in_map called with INS_BELOW_ORIGINATOR when originator not on same space!\n");
1214	abort ();	1317	abort ();
1215	}	1318	}
1216		1319
1217	op->above = originator;	1320	op->above = originator;
1218	op->below = originator->below;	1321	op->below = originator->below;
1219
1220	if (op->below)
1221	op->below->above = op;
1222	else
1223	ms.bot = op;
1224
1225	/* since *below* originator, no need to update top */
1226	originator->below = op;	1322	originator->below = op;
		1323
		1324	*(op->below ? &op->below->above : &ms.bot) = op;
1227	}	1325	}
1228	else	1326	else
1229	{	1327	{
1230	top = ms.bot;	1328	object *floor = 0;
		1329	object *top = ms.top;
1231		1330
1232	/* If there are other objects, then */	1331	/* If there are other objects, then */
1233	if ((!(flag & INS_MAP_LOAD)) && top)	1332	if (top)
1234	{	1333	{
1235	object *last = 0;
1236
1237	/*	1334	/*
1238	* If there are multiple objects on this space, we do some trickier handling.	1335	* If there are multiple objects on this space, we do some trickier handling.
1239	* We've already dealt with merging if appropriate.	1336	* We've already dealt with merging if appropriate.
1240	* Generally, we want to put the new object on top. But if	1337	* Generally, we want to put the new object on top. But if
1241	* flag contains INS_ABOVE_FLOOR_ONLY, once we find the last	1338	* flag contains INS_ABOVE_FLOOR_ONLY, once we find the last
…		…
1244	* once we get to them. This reduces the need to traverse over all of	1341	* once we get to them. This reduces the need to traverse over all of
1245	* them when adding another one - this saves quite a bit of cpu time	1342	* them when adding another one - this saves quite a bit of cpu time
1246	* when lots of spells are cast in one area. Currently, it is presumed	1343	* when lots of spells are cast in one area. Currently, it is presumed
1247	* that flying non pickable objects are spell objects.	1344	* that flying non pickable objects are spell objects.
1248	*/	1345	*/
1249	for (top = ms.bot; top; top = top->above)	1346	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1250	{	1347	{
1251	if (QUERY_FLAG (top, FLAG_IS_FLOOR) || QUERY_FLAG (top, FLAG_OVERLAY_FLOOR))	1348	if (QUERY_FLAG (tmp, FLAG_IS_FLOOR) || QUERY_FLAG (tmp, FLAG_OVERLAY_FLOOR))
1252	floor = top;	1349	floor = tmp;
1253		1350
1254	if (QUERY_FLAG (top, FLAG_NO_PICK) && (top->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (top, FLAG_IS_FLOOR))	1351	if (QUERY_FLAG (tmp, FLAG_NO_PICK) && (tmp->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (tmp, FLAG_IS_FLOOR))
1255	{	1352	{
1256	/* We insert above top, so we want this object below this */	1353	/* We insert above top, so we want this object below this */
1257	top = top->below;	1354	top = tmp->below;
1258	break;	1355	break;
1259	}	1356	}
1260		1357
1261	last = top;	1358	top = tmp;
1262	}	1359	}
1263
1264	/* Don't want top to be NULL, so set it to the last valid object */
1265	top = last;
1266		1360
1267	/* We let update_position deal with figuring out what the space	1361	/* We let update_position deal with figuring out what the space
1268	* looks like instead of lots of conditions here.	1362	* looks like instead of lots of conditions here.
1269	* makes things faster, and effectively the same result.	1363	* makes things faster, and effectively the same result.
1270	*/	1364	*/
1271		1365
1272	/* Have object 'fall below' other objects that block view.	1366	/* Have object 'fall below' other objects that block view.
1273	* Unless those objects are exits, type 66	1367	* Unless those objects are exits.
1274	* If INS_ON_TOP is used, don't do this processing	1368	* If INS_ON_TOP is used, don't do this processing
1275	* Need to find the object that in fact blocks view, otherwise	1369	* Need to find the object that in fact blocks view, otherwise
1276	* stacking is a bit odd.	1370	* stacking is a bit odd.
1277	*/	1371	*/
1278	if (!(flag & INS_ON_TOP)	1372	if (!(flag & INS_ON_TOP)
1279	&& ms.flags () & P_BLOCKSVIEW	1373	&& ms.flags () & P_BLOCKSVIEW
1280	&& (op->face && !op->face->visibility))	1374	&& (op->face && !faces [op->face].visibility))
1281	{	1375	{
		1376	object *last;
		1377
1282	for (last = top; last != floor; last = last->below)	1378	for (last = top; last != floor; last = last->below)
1283	if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT))	1379	if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT))
1284	break;	1380	break;
1285		1381
1286	/* Check to see if we found the object that blocks view,	1382	/* Check to see if we found the object that blocks view,
…		…
1291	if (last && last->below && last != floor)	1387	if (last && last->below && last != floor)
1292	top = last->below;	1388	top = last->below;
1293	}	1389	}
1294	} /* If objects on this space */	1390	} /* If objects on this space */
1295		1391
1296	if (flag & INS_MAP_LOAD)
1297	top = ms.top;
1298
1299	if (flag & INS_ABOVE_FLOOR_ONLY)	1392	if (flag & INS_ABOVE_FLOOR_ONLY)
1300	top = floor;	1393	top = floor;
1301		1394
1302	/* Top is the object that our object (op) is going to get inserted above.	1395	/* Top is the object that our object (op) is going to get inserted above.
1303	*/	1396	*/
1304		1397
1305	/* First object on this space */	1398	/* no top found, insert on top */
1306	if (!top)	1399	if (!top)
1307	{	1400	{
1308	op->above = ms.bot;
1309
1310	if (op->above)
1311	op->above->below = op;
1312
1313	op->below = 0;	1401	op->above = 0;
		1402	op->below = ms.top;
1314	ms.bot = op;	1403	ms.top = op;
		1404
		1405	*(op->below ? &op->below->above : &ms.bot) = op;
1315	}	1406	}
1316	else	1407	else
1317	{ /* get inserted into the stack above top */	1408	{ /* get inserted into the stack above top */
1318	op->above = top->above;	1409	op->above = top->above;
1319
1320	if (op->above)
1321	op->above->below = op;	1410	top->above = op;
1322		1411
1323	op->below = top;	1412	op->below = top;
1324	top->above = op;	1413	*(op->above ? &op->above->below : &ms.top) = op;
1325	}	1414	}
1326
1327	if (!op->above)
1328	ms.top = op;
1329	} /* else not INS_BELOW_ORIGINATOR */	1415	} /* else not INS_BELOW_ORIGINATOR */
1330		1416
1331	if (op->type == PLAYER)	1417	if (op->type == PLAYER)
1332	{	1418	{
1333	op->contr->do_los = 1;	1419	op->contr->do_los = 1;
…		…
1335	op->map->touch ();	1421	op->map->touch ();
1336	}	1422	}
1337		1423
1338	op->map->dirty = true;	1424	op->map->dirty = true;
1339		1425
1340	/* If we have a floor, we know the player, if any, will be above
1341	* it, so save a few ticks and start from there.
1342	*/
1343	if (!(flag & INS_MAP_LOAD))
1344	if (object *pl = ms.player ())	1426	if (object *pl = ms.player ())
		1427	//TODO: the floorbox prev/next might need updating
		1428	//esrv_send_item (pl, op);
		1429	//TODO: update floorbox to preserve ordering
1345	if (pl->contr->ns)	1430	if (pl->contr->ns)
1346	pl->contr->ns->floorbox_update ();	1431	pl->contr->ns->floorbox_update ();
1347		1432
1348	/* If this object glows, it may affect lighting conditions that are	1433	/* If this object glows, it may affect lighting conditions that are
1349	* visible to others on this map. But update_all_los is really	1434	* visible to others on this map. But update_all_los is really
1350	* an inefficient way to do this, as it means los for all players	1435	* an inefficient way to do this, as it means los for all players
1351	* on the map will get recalculated. The players could very well	1436	* on the map will get recalculated. The players could very well
…		…
1370	* blocked() and wall() work properly), and these flags are updated by	1455	* blocked() and wall() work properly), and these flags are updated by
1371	* update_object().	1456	* update_object().
1372	*/	1457	*/
1373		1458
1374	/* if this is not the head or flag has been passed, don't check walk on status */	1459	/* if this is not the head or flag has been passed, don't check walk on status */
1375	if (!(flag & INS_NO_WALK_ON) && !op->head)	1460	if (!(flag & INS_NO_WALK_ON) && op->head_ () == op)
1376	{	1461	{
1377	if (check_move_on (op, originator))	1462	if (check_move_on (op, originator))
1378	return 0;	1463	return 0;
1379		1464
1380	/* If we are a multi part object, lets work our way through the check	1465	/* If we are a multi part object, lets work our way through the check
1381	* walk on's.	1466	* walk on's.
1382	*/	1467	*/
1383	for (tmp = op->more; tmp != NULL; tmp = tmp->more)	1468	for (object *tmp = op->more; tmp; tmp = tmp->more)
1384	if (check_move_on (tmp, originator))	1469	if (check_move_on (tmp, originator))
1385	return 0;	1470	return 0;
1386	}	1471	}
1387		1472
1388	return op;	1473	return op;
…		…
1393	* op is the object to insert it under: supplies x and the map.	1478	* op is the object to insert it under: supplies x and the map.
1394	*/	1479	*/
1395	void	1480	void
1396	replace_insert_ob_in_map (const char *arch_string, object *op)	1481	replace_insert_ob_in_map (const char *arch_string, object *op)
1397	{	1482	{
1398	object *tmp, *tmp1;
1399
1400	/* first search for itself and remove any old instances */	1483	/* first search for itself and remove any old instances */
1401		1484
1402	for (tmp = op->ms ().bot; tmp; tmp = tmp->above)	1485	for (object *tmp = op->ms ().bot; tmp; tmp = tmp->above)
1403	if (!strcmp (tmp->arch->name, arch_string)) /* same archetype */	1486	if (!strcmp (tmp->arch->archname, arch_string)) /* same archetype */
1404	tmp->destroy ();	1487	tmp->destroy (1);
1405		1488
1406	tmp1 = arch_to_object (archetype::find (arch_string));	1489	object *tmp = arch_to_object (archetype::find (arch_string));
1407		1490
1408	tmp1->x = op->x;	1491	tmp->x = op->x;
1409	tmp1->y = op->y;	1492	tmp->y = op->y;
		1493
1410	insert_ob_in_map (tmp1, op->map, op, 0);	1494	insert_ob_in_map (tmp, op->map, op, 0);
1411	}	1495	}
1412		1496
1413	object *	1497	object *
1414	object::insert_at (object *where, object *originator, int flags)	1498	object::insert_at (object *where, object *originator, int flags)
1415	{	1499	{
		1500	if (where->env)
		1501	return where->env->insert (this);
		1502	else
1416	where->map->insert (this, where->x, where->y, originator, flags);	1503	return where->map->insert (this, where->x, where->y, originator, flags);
1417	}	1504	}
1418		1505
1419	/*	1506	/*
1420	* get_split_ob(ob,nr) splits up ob into two parts. The part which
1421	* is returned contains nr objects, and the remaining parts contains
1422	* the rest (or is removed and freed if that number is 0).
1423	* On failure, NULL is returned, and the reason put into the
1424	* global static errmsg array.
1425	*/
1426	object *
1427	get_split_ob (object *orig_ob, uint32 nr)
1428	{
1429	object *newob;
1430	int is_removed = (QUERY_FLAG (orig_ob, FLAG_REMOVED) != 0);
1431
1432	if (orig_ob->nrof < nr)
1433	{
1434	sprintf (errmsg, "There are only %d %ss.", orig_ob->nrof ? orig_ob->nrof : 1, &orig_ob->name);
1435	return NULL;
1436	}
1437
1438	newob = object_create_clone (orig_ob);
1439
1440	if ((orig_ob->nrof -= nr) < 1)
1441	orig_ob->destroy (1);
1442	else if (!is_removed)
1443	{
1444	if (orig_ob->env != NULL)
1445	sub_weight (orig_ob->env, orig_ob->weight * nr);
1446	if (orig_ob->env == NULL && orig_ob->map->in_memory != MAP_IN_MEMORY)
1447	{
1448	strcpy (errmsg, "Tried to split object whose map is not in memory.");
1449	LOG (llevDebug, "Error, Tried to split object whose map is not in memory.\n");
1450	return NULL;
1451	}
1452	}
1453
1454	newob->nrof = nr;
1455
1456	return newob;
1457	}
1458
1459	/*
1460	* decrease_ob_nr(object, number) decreases a specified number from	1507	* decrease(object, number) decreases a specified number from
1461	* the amount of an object. If the amount reaches 0, the object	1508	* the amount of an object. If the amount reaches 0, the object
1462	* is subsequently removed and freed.	1509	* is subsequently removed and freed.
1463	*	1510	*
1464	* Return value: 'op' if something is left, NULL if the amount reached 0	1511	* Return value: 'op' if something is left, NULL if the amount reached 0
1465	*/	1512	*/
		1513	bool
		1514	object::decrease (sint32 nr)
		1515	{
		1516	if (!nr)
		1517	return true;
1466		1518
		1519	nr = min (nr, nrof);
		1520
		1521	nrof -= nr;
		1522
		1523	if (nrof)
		1524	{
		1525	adjust_weight (env, -weight * nr); // carrying == 0
		1526
		1527	if (object *pl = visible_to ())
		1528	esrv_update_item (UPD_NROF, pl, this);
		1529
		1530	return true;
		1531	}
		1532	else
		1533	{
		1534	destroy (1);
		1535	return false;
		1536	}
		1537	}
		1538
		1539	/*
		1540	* split(ob,nr) splits up ob into two parts. The part which
		1541	* is returned contains nr objects, and the remaining parts contains
		1542	* the rest (or is removed and returned if that number is 0).
		1543	* On failure, NULL is returned.
		1544	*/
1467	object *	1545	object *
1468	decrease_ob_nr (object *op, uint32 i)	1546	object::split (sint32 nr)
1469	{	1547	{
1470	object *tmp;	1548	int have = number_of ();
1471		1549
1472	if (i == 0) /* objects with op->nrof require this check */	1550	if (have < nr)
1473	return op;	1551	return 0;
1474		1552	else if (have == nr)
1475	if (i > op->nrof)
1476	i = op->nrof;
1477
1478	if (QUERY_FLAG (op, FLAG_REMOVED))
1479	op->nrof -= i;
1480	else if (op->env)
1481	{	1553	{
1482	/* is this object in the players inventory, or sub container
1483	* therein?
1484	*/
1485	tmp = op->in_player ();
1486	/* nope. Is this a container the player has opened?
1487	* If so, set tmp to that player.
1488	* IMO, searching through all the players will mostly
1489	* likely be quicker than following op->env to the map,
1490	* and then searching the map for a player.
1491	*/
1492	if (!tmp)
1493	for_all_players (pl)
1494	if (pl->ob->container == op->env)
1495	{
1496	tmp = pl->ob;
1497	break;
1498	}
1499
1500	if (i < op->nrof)
1501	{
1502	sub_weight (op->env, op->weight * i);
1503	op->nrof -= i;
1504	if (tmp)
1505	esrv_send_item (tmp, op);
1506	}
1507	else
1508	{
1509	op->remove ();	1554	remove ();
1510	op->nrof = 0;	1555	return this;
1511	if (tmp)
1512	esrv_del_item (tmp->contr, op->count);
1513	}
1514	}	1556	}
1515	else	1557	else
1516	{	1558	{
1517	object *above = op->above;	1559	decrease (nr);
1518		1560
1519	if (i < op->nrof)	1561	object *op = deep_clone ();
1520	op->nrof -= i;	1562	op->nrof = nr;
1521	else
1522	{
1523	op->remove ();
1524	op->nrof = 0;
1525	}
1526
1527	/* Since we just removed op, op->above is null */
1528	for (tmp = above; tmp; tmp = tmp->above)
1529	if (tmp->type == PLAYER)
1530	{
1531	if (op->nrof)
1532	esrv_send_item (tmp, op);
1533	else
1534	esrv_del_item (tmp->contr, op->count);
1535	}
1536	}
1537
1538	if (op->nrof)
1539	return op;	1563	return op;
1540	else
1541	{
1542	op->destroy ();
1543	return 0;
1544	}
1545	}
1546
1547	/*
1548	* add_weight(object, weight) adds the specified weight to an object,
1549	* and also updates how much the environment(s) is/are carrying.
1550	*/
1551
1552	void
1553	add_weight (object *op, signed long weight)
1554	{
1555	while (op != NULL)
1556	{
1557	if (op->type == CONTAINER)
1558	weight = (signed long) (weight * (100 - op->stats.Str) / 100);
1559
1560	op->carrying += weight;
1561	op = op->env;
1562	}	1564	}
1563	}	1565	}
1564		1566
1565	object *	1567	object *
1566	insert_ob_in_ob (object *op, object *where)	1568	insert_ob_in_ob (object *op, object *where)
…		…
1571	LOG (llevError, "Trying to put object in NULL.\n%s\n", dump);	1573	LOG (llevError, "Trying to put object in NULL.\n%s\n", dump);
1572	free (dump);	1574	free (dump);
1573	return op;	1575	return op;
1574	}	1576	}
1575		1577
1576	if (where->head)	1578	if (where->head_ () != where)
1577	{	1579	{
1578	LOG (llevDebug, "Warning: Tried to insert object into wrong part of multipart object.\n");	1580	LOG (llevError | logBacktrace, "Warning: Tried to insert object into wrong part of multipart object.\n");
1579	where = where->head;	1581	where = where->head;
1580	}	1582	}
1581		1583
1582	return where->insert (op);	1584	return where->insert (op);
1583	}	1585	}
…		…
1588	* inside the object environment.	1590	* inside the object environment.
1589	*	1591	*
1590	* The function returns now pointer to inserted item, and return value can	1592	* The function returns now pointer to inserted item, and return value can
1591	* be != op, if items are merged. -Tero	1593	* be != op, if items are merged. -Tero
1592	*/	1594	*/
1593
1594	object *	1595	object *
1595	object::insert (object *op)	1596	object::insert (object *op)
1596	{	1597	{
1597	object *tmp, *otmp;
1598
1599	if (!QUERY_FLAG (op, FLAG_REMOVED))
1600	op->remove ();
1601
1602	if (op->more)	1598	if (op->more)
1603	{	1599	{
1604	LOG (llevError, "Tried to insert multipart object %s (%d)\n", &op->name, op->count);	1600	LOG (llevError, "Tried to insert multipart object %s (%d)\n", &op->name, op->count);
1605	return op;	1601	return op;
1606	}	1602	}
1607		1603
1608	CLEAR_FLAG (op, FLAG_OBJ_ORIGINAL);	1604	op->remove ();
1609	CLEAR_FLAG (op, FLAG_REMOVED);	1605
		1606	op->flag [FLAG_OBJ_ORIGINAL] = 0;
		1607
1610	if (op->nrof)	1608	if (op->nrof)
1611	{
1612	for (tmp = inv; tmp != NULL; tmp = tmp->below)	1609	for (object *tmp = inv; tmp; tmp = tmp->below)
1613	if (object::can_merge (tmp, op))	1610	if (object::can_merge (tmp, op))
1614	{	1611	{
1615	/* return the original object and remove inserted object	1612	/* return the original object and remove inserted object
1616	(client needs the original object) */	1613	(client needs the original object) */
1617	tmp->nrof += op->nrof;	1614	tmp->nrof += op->nrof;
1618	/* Weight handling gets pretty funky. Since we are adding to	1615
1619	* tmp->nrof, we need to increase the weight.	1616	if (object *pl = tmp->visible_to ())
1620	*/	1617	esrv_update_item (UPD_NROF, pl, tmp);
		1618
1621	add_weight (this, op->weight * op->nrof);	1619	adjust_weight (this, op->total_weight ());
1622	SET_FLAG (op, FLAG_REMOVED);	1620
1623	op->destroy (); /* free the inserted object */	1621	op->destroy (1);
1624	op = tmp;	1622	op = tmp;
1625	op->remove (); /* and fix old object's links */	1623	goto inserted;
1626	CLEAR_FLAG (op, FLAG_REMOVED);
1627	break;
1628	}	1624	}
1629		1625
1630	/* I assume combined objects have no inventory	1626	op->owner = 0; // it's his/hers now. period.
1631	* We add the weight - this object could have just been removed
1632	* (if it was possible to merge). calling remove_ob will subtract
1633	* the weight, so we need to add it in again, since we actually do
1634	* the linking below
1635	*/
1636	add_weight (this, op->weight * op->nrof);
1637	}
1638	else
1639	add_weight (this, (op->weight + op->carrying));
1640
1641	otmp = this->in_player ();
1642	if (otmp && otmp->contr)
1643	if (!QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
1644	otmp->update_stats ();
1645
1646	op->map = 0;	1627	op->map = 0;
1647	op->env = this;	1628	op->x = 0;
		1629	op->y = 0;
		1630
1648	op->above = 0;	1631	op->above = 0;
1649	op->below = 0;	1632	op->below = inv;
1650	op->x = 0, op->y = 0;	1633	op->env = this;
1651		1634
		1635	if (inv)
		1636	inv->above = op;
		1637
		1638	inv = op;
		1639
		1640	op->flag [FLAG_REMOVED] = 0;
		1641
		1642	if (object *pl = op->visible_to ())
		1643	esrv_send_item (pl, op);
		1644
		1645	adjust_weight (this, op->total_weight ());
		1646
		1647	inserted:
1652	/* reset the light list and los of the players on the map */	1648	/* reset the light list and los of the players on the map */
1653	if ((op->glow_radius != 0) && map)	1649	if (op->glow_radius && map && map->darkness)
1654	{
1655	#ifdef DEBUG_LIGHTS
1656	LOG (llevDebug, " insert_ob_in_ob(): got %s to insert in map/op\n", op->name);
1657	#endif /* DEBUG_LIGHTS */
1658	if (map->darkness)
1659	update_all_los (map, x, y);	1650	update_all_los (map, x, y);
1660	}
1661		1651
1662	/* Client has no idea of ordering so lets not bother ordering it here.	1652	// if this is a player's inventory, update stats
1663	* It sure simplifies this function...	1653	if (type == PLAYER && !flag [FLAG_NO_FIX_PLAYER])
1664	*/	1654	update_stats ();
1665	if (!inv)
1666	inv = op;
1667	else
1668	{
1669	op->below = inv;
1670	op->below->above = op;
1671	inv = op;
1672	}
1673		1655
1674	INVOKE_OBJECT (INSERT, this);	1656	INVOKE_OBJECT (INSERT, this);
1675		1657
1676	return op;	1658	return op;
1677	}	1659	}
…		…
1805	LOG (llevError, "Present_arch called outside map.\n");	1787	LOG (llevError, "Present_arch called outside map.\n");
1806	return NULL;	1788	return NULL;
1807	}	1789	}
1808		1790
1809	for (object *tmp = m->at (x, y).bot; tmp; tmp = tmp->above)	1791	for (object *tmp = m->at (x, y).bot; tmp; tmp = tmp->above)
1810	if (tmp->arch == at)	1792	if (tmp->arch->archname == at->archname)
1811	return tmp;	1793	return tmp;
1812		1794
1813	return NULL;	1795	return NULL;
1814	}	1796	}
1815		1797
…		…
1879	* The first matching object is returned, or NULL if none.	1861	* The first matching object is returned, or NULL if none.
1880	*/	1862	*/
1881	object *	1863	object *
1882	present_arch_in_ob (const archetype *at, const object *op)	1864	present_arch_in_ob (const archetype *at, const object *op)
1883	{	1865	{
1884	for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)	1866	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1885	if (tmp->arch == at)	1867	if (tmp->arch->archname == at->archname)
1886	return tmp;	1868	return tmp;
1887		1869
1888	return NULL;	1870	return NULL;
1889	}	1871	}
1890		1872
…		…
1892	* activate recursively a flag on an object inventory	1874	* activate recursively a flag on an object inventory
1893	*/	1875	*/
1894	void	1876	void
1895	flag_inv (object *op, int flag)	1877	flag_inv (object *op, int flag)
1896	{	1878	{
1897	if (op->inv)
1898	for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)	1879	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1899	{	1880	{
1900	SET_FLAG (tmp, flag);	1881	SET_FLAG (tmp, flag);
1901	flag_inv (tmp, flag);	1882	flag_inv (tmp, flag);
1902	}	1883	}
1903	}	1884	}
1904		1885
1905	/*	1886	/*
1906	* deactivate recursively a flag on an object inventory	1887	* deactivate recursively a flag on an object inventory
1907	*/	1888	*/
1908	void	1889	void
1909	unflag_inv (object *op, int flag)	1890	unflag_inv (object *op, int flag)
1910	{	1891	{
1911	if (op->inv)
1912	for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)	1892	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1913	{	1893	{
1914	CLEAR_FLAG (tmp, flag);	1894	CLEAR_FLAG (tmp, flag);
1915	unflag_inv (tmp, flag);	1895	unflag_inv (tmp, flag);
1916	}	1896	}
1917	}
1918
1919	/*
1920	* set_cheat(object) sets the cheat flag (WAS_WIZ) in the object and in
1921	* all it's inventory (recursively).
1922	* If checksums are used, a player will get set_cheat called for
1923	* him/her-self and all object carried by a call to this function.
1924	*/
1925	void
1926	set_cheat (object *op)
1927	{
1928	SET_FLAG (op, FLAG_WAS_WIZ);
1929	flag_inv (op, FLAG_WAS_WIZ);
1930	}	1897	}
1931		1898
1932	/*	1899	/*
1933	* find_free_spot(object, map, x, y, start, stop) will search for	1900	* find_free_spot(object, map, x, y, start, stop) will search for
1934	* a spot at the given map and coordinates which will be able to contain	1901	* a spot at the given map and coordinates which will be able to contain
…		…
1936	* to search (see the freearr_x/y[] definition).	1903	* to search (see the freearr_x/y[] definition).
1937	* It returns a random choice among the alternatives found.	1904	* It returns a random choice among the alternatives found.
1938	* start and stop are where to start relative to the free_arr array (1,9	1905	* start and stop are where to start relative to the free_arr array (1,9
1939	* does all 4 immediate directions). This returns the index into the	1906	* does all 4 immediate directions). This returns the index into the
1940	* array of the free spot, -1 if no spot available (dir 0 = x,y)	1907	* array of the free spot, -1 if no spot available (dir 0 = x,y)
1941	* Note - this only checks to see if there is space for the head of the
1942	* object - if it is a multispace object, this should be called for all
1943	* pieces.
1944	* Note2: This function does correctly handle tiled maps, but does not	1908	* Note: This function does correctly handle tiled maps, but does not
1945	* inform the caller. However, insert_ob_in_map will update as	1909	* inform the caller. However, insert_ob_in_map will update as
1946	* necessary, so the caller shouldn't need to do any special work.	1910	* necessary, so the caller shouldn't need to do any special work.
1947	* Note - updated to take an object instead of archetype - this is necessary	1911	* Note - updated to take an object instead of archetype - this is necessary
1948	* because arch_blocked (now ob_blocked) needs to know the movement type	1912	* because arch_blocked (now ob_blocked) needs to know the movement type
1949	* to know if the space in question will block the object. We can't use	1913	* to know if the space in question will block the object. We can't use
…		…
1951	* customized, changed states, etc.	1915	* customized, changed states, etc.
1952	*/	1916	*/
1953	int	1917	int
1954	find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop)	1918	find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop)
1955	{	1919	{
		1920	int altern[SIZEOFFREE];
1956	int index = 0, flag;	1921	int index = 0, flag;
1957	int altern[SIZEOFFREE];
1958		1922
1959	for (int i = start; i < stop; i++)	1923	for (int i = start; i < stop; i++)
1960	{	1924	{
1961	flag = ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i]);	1925	mapxy pos (m, x, y); pos.move (i);
1962	if (!flag)	1926
		1927	if (!pos.normalise ())
		1928	continue;
		1929
		1930	mapspace &ms = *pos;
		1931
		1932	if (ms.flags () & P_IS_ALIVE)
		1933	continue;
		1934
		1935	/* However, often
		1936	* ob doesn't have any move type (when used to place exits)
		1937	* so the AND operation in OB_TYPE_MOVE_BLOCK doesn't work.
		1938	*/
		1939	if (ob && ob->move_type == 0 && ms.move_block != MOVE_ALL)
		1940	{
1963	altern [index++] = i;	1941	altern [index++] = i;
		1942	continue;
		1943	}
1964		1944
1965	/* Basically, if we find a wall on a space, we cut down the search size.	1945	/* Basically, if we find a wall on a space, we cut down the search size.
1966	* In this way, we won't return spaces that are on another side of a wall.	1946	* In this way, we won't return spaces that are on another side of a wall.
1967	* This mostly work, but it cuts down the search size in all directions -	1947	* This mostly work, but it cuts down the search size in all directions -
1968	* if the space being examined only has a wall to the north and empty	1948	* if the space being examined only has a wall to the north and empty
1969	* spaces in all the other directions, this will reduce the search space	1949	* spaces in all the other directions, this will reduce the search space
1970	* to only the spaces immediately surrounding the target area, and	1950	* to only the spaces immediately surrounding the target area, and
1971	* won't look 2 spaces south of the target space.	1951	* won't look 2 spaces south of the target space.
1972	*/	1952	*/
1973	else if ((flag & P_NO_PASS) && maxfree[i] < stop)	1953	if (ms.move_block == MOVE_ALL && maxfree[i] < stop)
		1954	{
1974	stop = maxfree[i];	1955	stop = maxfree[i];
		1956	continue;
		1957	}
		1958
		1959	/* Note it is intentional that we check ob - the movement type of the
		1960	* head of the object should correspond for the entire object.
		1961	*/
		1962	if (OB_TYPE_MOVE_BLOCK (ob, ms.move_block))
		1963	continue;
		1964
		1965	if (ob->blocked (m, pos.x, pos.y))
		1966	continue;
		1967
		1968	altern [index++] = i;
1975	}	1969	}
1976		1970
1977	if (!index)	1971	if (!index)
1978	return -1;	1972	return -1;
1979		1973
…		…
1988	*/	1982	*/
1989	int	1983	int
1990	find_first_free_spot (const object *ob, maptile *m, int x, int y)	1984	find_first_free_spot (const object *ob, maptile *m, int x, int y)
1991	{	1985	{
1992	for (int i = 0; i < SIZEOFFREE; i++)	1986	for (int i = 0; i < SIZEOFFREE; i++)
1993	if (!ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i]))	1987	if (!ob->blocked (m, x + freearr_x[i], y + freearr_y[i]))
1994	return i;	1988	return i;
1995		1989
1996	return -1;	1990	return -1;
1997	}	1991	}
1998		1992
…		…
2052	object *tmp;	2046	object *tmp;
2053	maptile *mp;	2047	maptile *mp;
2054		2048
2055	MoveType blocked, move_type;	2049	MoveType blocked, move_type;
2056		2050
2057	if (exclude && exclude->head)	2051	if (exclude && exclude->head_ () != exclude)
2058	{	2052	{
2059	exclude = exclude->head;	2053	exclude = exclude->head;
2060	move_type = exclude->move_type;	2054	move_type = exclude->move_type;
2061	}	2055	}
2062	else	2056	else
…		…
2085	max = maxfree[i];	2079	max = maxfree[i];
2086	else if (mflags & P_IS_ALIVE)	2080	else if (mflags & P_IS_ALIVE)
2087	{	2081	{
2088	for (tmp = ms.bot; tmp; tmp = tmp->above)	2082	for (tmp = ms.bot; tmp; tmp = tmp->above)
2089	if ((tmp->flag [FLAG_MONSTER] || tmp->type == PLAYER)	2083	if ((tmp->flag [FLAG_MONSTER] || tmp->type == PLAYER)
2090	&& (tmp != exclude || (tmp->head && tmp->head != exclude)))	2084	&& (tmp != exclude || (tmp->head_ () != tmp && tmp->head_ () != exclude)))
2091	break;	2085	break;
2092		2086
2093	if (tmp)	2087	if (tmp)
2094	return freedir[i];	2088	return freedir[i];
2095	}	2089	}
…		…
2275	* Cf 0.91.3 - don't let WIZ's pick up anything - will likely cause	2269	* Cf 0.91.3 - don't let WIZ's pick up anything - will likely cause
2276	* core dumps if they do.	2270	* core dumps if they do.
2277	*	2271	*
2278	* Add a check so we can't pick up invisible objects (0.93.8)	2272	* Add a check so we can't pick up invisible objects (0.93.8)
2279	*/	2273	*/
2280
2281	int	2274	int
2282	can_pick (const object *who, const object *item)	2275	can_pick (const object *who, const object *item)
2283	{	2276	{
2284	return /*QUERY_FLAG(who,FLAG_WIZ)|| */	2277	return /*QUERY_FLAG(who,FLAG_WIZ)|| */
2285	(item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) &&	2278	(item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) &&
…		…
2288		2281
2289	/*	2282	/*
2290	* create clone from object to another	2283	* create clone from object to another
2291	*/	2284	*/
2292	object *	2285	object *
2293	object_create_clone (object *asrc)	2286	object::deep_clone ()
2294	{	2287	{
2295	object *dst = 0, *tmp, *src, *part, *prev, *item;	2288	assert (("deep_clone called on non-head object", is_head ()));
2296		2289
2297	if (!asrc)	2290	object *dst = clone ();
2298	return 0;
2299		2291
2300	src = asrc;	2292	object *prev = dst;
2301	if (src->head)
2302	src = src->head;
2303
2304	prev = 0;
2305	for (part = src; part; part = part->more)	2293	for (object *part = this->more; part; part = part->more)
2306	{	2294	{
2307	tmp = part->clone ();	2295	object *tmp = part->clone ();
2308	tmp->x -= src->x;
2309	tmp->y -= src->y;
2310
2311	if (!part->head)
2312	{
2313	dst = tmp;
2314	tmp->head = 0;
2315	}
2316	else
2317	tmp->head = dst;	2296	tmp->head = dst;
2318
2319	tmp->more = 0;
2320
2321	if (prev)
2322	prev->more = tmp;	2297	prev->more = tmp;
2323
2324	prev = tmp;	2298	prev = tmp;
2325	}	2299	}
2326		2300
2327	for (item = src->inv; item; item = item->below)	2301	for (object *item = inv; item; item = item->below)
2328	insert_ob_in_ob (object_create_clone (item), dst);	2302	insert_ob_in_ob (item->deep_clone (), dst);
2329		2303
2330	return dst;	2304	return dst;
2331	}
2332
2333	/* GROS - Creates an object using a string representing its content. */
2334	/* Basically, we save the content of the string to a temp file, then call */
2335	/* load_object on it. I admit it is a highly inefficient way to make things, */
2336	/* but it was simple to make and allows reusing the load_object function. */
2337	/* Remember not to use load_object_str in a time-critical situation. */
2338	/* Also remember that multiparts objects are not supported for now. */
2339	object *
2340	load_object_str (const char *obstr)
2341	{
2342	object *op;
2343	char filename[MAX_BUF];
2344
2345	sprintf (filename, "%s/cfloadobstr2044", settings.tmpdir);
2346
2347	FILE *tempfile = fopen (filename, "w");
2348
2349	if (tempfile == NULL)
2350	{
2351	LOG (llevError, "Error - Unable to access load object temp file\n");
2352	return NULL;
2353	}
2354
2355	fprintf (tempfile, obstr);
2356	fclose (tempfile);
2357
2358	op = object::create ();
2359
2360	object_thawer thawer (filename);
2361
2362	if (thawer)
2363	load_object (thawer, op, 0);
2364
2365	LOG (llevDebug, " load str completed, object=%s\n", &op->name);
2366	CLEAR_FLAG (op, FLAG_REMOVED);
2367
2368	return op;
2369	}	2305	}
2370		2306
2371	/* This returns the first object in who's inventory that	2307	/* This returns the first object in who's inventory that
2372	* has the same type and subtype match.	2308	* has the same type and subtype match.
2373	* returns NULL if no match.	2309	* returns NULL if no match.
…		…
2380	return tmp;	2316	return tmp;
2381		2317
2382	return 0;	2318	return 0;
2383	}	2319	}
2384		2320
2385	/* If ob has a field named key, return the link from the list,	2321	const shstr &
2386	* otherwise return NULL.	2322	object::kv_get (const shstr &key) const
2387	*
2388	* key must be a passed in shared string - otherwise, this won't
2389	* do the desired thing.
2390	*/
2391	key_value *
2392	get_ob_key_link (const object *ob, const char *key)
2393	{	2323	{
2394	for (key_value *link = ob->key_values; link; link = link->next)	2324	for (key_value *kv = key_values; kv; kv = kv->next)
2395	if (link->key == key)	2325	if (kv->key == key)
2396	return link;
2397
2398	return 0;
2399	}
2400
2401	/*
2402	* Returns the value of op has an extra_field for key, or NULL.
2403	*
2404	* The argument doesn't need to be a shared string.
2405	*
2406	* The returned string is shared.
2407	*/
2408	const char *
2409	get_ob_key_value (const object *op, const char *const key)
2410	{
2411	key_value *link;
2412	shstr_cmp canonical_key (key);
2413
2414	if (!canonical_key)
2415	{
2416	/* 1. There being a field named key on any object
2417	* implies there'd be a shared string to find.
2418	* 2. Since there isn't, no object has this field.
2419	* 3. Therefore, *this* object doesn't have this field.
2420	*/
2421	return 0;
2422	}
2423
2424	/* This is copied from get_ob_key_link() above -
2425	* only 4 lines, and saves the function call overhead.
2426	*/
2427	for (link = op->key_values; link; link = link->next)
2428	if (link->key == canonical_key)
2429	return link->value;	2326	return kv->value;
2430		2327
2431	return 0;	2328	return shstr_null;
2432	}	2329	}
2433		2330
2434		2331	void
2435	/*	2332	object::kv_set (const shstr &key, const shstr &value)
2436	* Updates the canonical_key in op to value.
2437	*
2438	* canonical_key is a shared string (value doesn't have to be).
2439	*
2440	* Unless add_key is TRUE, it won't add fields, only change the value of existing
2441	* keys.
2442	*
2443	* Returns TRUE on success.
2444	*/
2445	int
2446	set_ob_key_value_s (object *op, const shstr & canonical_key, const char *value, int add_key)
2447	{	2333	{
2448	key_value *field = NULL, *last = NULL;	2334	for (key_value *kv = key_values; kv; kv = kv->next)
2449		2335	if (kv->key == key)
2450	for (field = op->key_values; field != NULL; field = field->next)
2451	{
2452	if (field->key != canonical_key)
2453	{	2336	{
2454	last = field;	2337	kv->value = value;
2455	continue;	2338	return;
2456	}	2339	}
2457		2340
2458	if (value)	2341	key_value *kv = new key_value;
2459	field->value = value;	2342
2460	else	2343	kv->next = key_values;
		2344	kv->key = key;
		2345	kv->value = value;
		2346
		2347	key_values = kv;
		2348	}
		2349
		2350	void
		2351	object::kv_del (const shstr &key)
		2352	{
		2353	for (key_value **kvp = &key_values; *kvp; kvp = &(*kvp)->next)
		2354	if ((*kvp)->key == key)
2461	{	2355	{
2462	/* Basically, if the archetype has this key set,	2356	key_value *kv = *kvp;
2463	* we need to store the null value so when we save	2357	*kvp = (*kvp)->next;
2464	* it, we save the empty value so that when we load,	2358	delete kv;
2465	* we get this value back again.	2359	return;
2466	*/
2467	if (get_ob_key_link (&op->arch->clone, canonical_key))
2468	field->value = 0;
2469	else
2470	{
2471	if (last)
2472	last->next = field->next;
2473	else
2474	op->key_values = field->next;
2475
2476	delete field;
2477	}
2478	}	2360	}
2479	return TRUE;
2480	}
2481	/* IF we get here, key doesn't exist */
2482
2483	/* No field, we'll have to add it. */
2484
2485	if (!add_key)
2486	return FALSE;
2487
2488	/* There isn't any good reason to store a null
2489	* value in the key/value list. If the archetype has
2490	* this key, then we should also have it, so shouldn't
2491	* be here. If user wants to store empty strings,
2492	* should pass in ""
2493	*/
2494	if (value == NULL)
2495	return TRUE;
2496
2497	field = new key_value;
2498
2499	field->key = canonical_key;
2500	field->value = value;
2501	/* Usual prepend-addition. */
2502	field->next = op->key_values;
2503	op->key_values = field;
2504
2505	return TRUE;
2506	}
2507
2508	/*
2509	* Updates the key in op to value.
2510	*
2511	* If add_key is FALSE, this will only update existing keys,
2512	* and not add new ones.
2513	* In general, should be little reason FALSE is ever passed in for add_key
2514	*
2515	* Returns TRUE on success.
2516	*/
2517	int
2518	set_ob_key_value (object *op, const char *key, const char *value, int add_key)
2519	{
2520	shstr key_ (key);
2521
2522	return set_ob_key_value_s (op, key_, value, add_key);
2523	}	2361	}
2524		2362
2525	object::depth_iterator::depth_iterator (object *container)	2363	object::depth_iterator::depth_iterator (object *container)
2526	: iterator_base (container)	2364	: iterator_base (container)
2527	{	2365	{
…		…
2540	item = item->inv;	2378	item = item->inv;
2541	}	2379	}
2542	else	2380	else
2543	item = item->env;	2381	item = item->env;
2544	}	2382	}
2545
2546		2383
2547	const char *	2384	const char *
2548	object::flag_desc (char *desc, int len) const	2385	object::flag_desc (char *desc, int len) const
2549	{	2386	{
2550	char *p = desc;	2387	char *p = desc;
…		…
2578	{	2415	{
2579	char flagdesc[512];	2416	char flagdesc[512];
2580	char info2[256 * 4];	2417	char info2[256 * 4];
2581	char *p = info;	2418	char *p = info;
2582		2419
2583	p += snprintf (p, 512, "{cnt:%d,uuid:<1.%" PRIx64 ">,name:\"%s\"%s%s,flags:[%s],type:%d}",	2420	p += snprintf (p, 512, "{cnt:%d,uuid:%s,name:\"%s\"%s%s,flags:[%s],type:%d}",
2584	count, uuid.seq,	2421	count,
		2422	uuid.c_str (),
2585	&name,	2423	&name,
2586	title ? "\",title:\"" : "",	2424	title ? "\",title:\"" : "",
2587	title ? (const char *)title : "",	2425	title ? (const char *)title : "",
2588	flag_desc (flagdesc, 512), type);	2426	flag_desc (flagdesc, 512), type);
2589		2427
2590	if (env)	2428	if (!flag[FLAG_REMOVED] && env)
2591	p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));	2429	p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));
2592		2430
2593	if (map)	2431	if (map)
2594	p += snprintf (p, 256, "(on %s@%d+%d)", &map->path, x, y);	2432	p += snprintf (p, 256, "(on %s@%d+%d)", &map->path, x, y);
2595		2433
…		…
2597	}	2435	}
2598		2436
2599	const char *	2437	const char *
2600	object::debug_desc () const	2438	object::debug_desc () const
2601	{	2439	{
2602	static char info[256 * 4];	2440	static char info[3][256 * 4];
		2441	static int info_idx;
		2442
2603	return debug_desc (info);	2443	return debug_desc (info [++info_idx % 3]);
2604	}
2605
2606	const char *
2607	object::debug_desc2 () const
2608	{
2609	static char info[256 * 4];
2610	return debug_desc (info);
2611	}	2444	}
2612		2445
2613	struct region *	2446	struct region *
2614	object::region () const	2447	object::region () const
2615	{	2448	{
2616	return map ? map->region (x, y)	2449	return map ? map->region (x, y)
2617	: region::default_region ();	2450	: region::default_region ();
2618	}	2451	}
2619		2452
		2453	const materialtype_t *
		2454	object::dominant_material () const
		2455	{
		2456	if (materialtype_t *mt = name_to_material (materialname))
		2457	return mt;
		2458
		2459	return name_to_material (shstr_unknown);
		2460	}
		2461
		2462	void
		2463	object::open_container (object *new_container)
		2464	{
		2465	if (container == new_container)
		2466	return;
		2467
		2468	object *old_container = container;
		2469
		2470	if (old_container)
		2471	{
		2472	if (INVOKE_OBJECT (CLOSE, old_container, ARG_OBJECT (this)))
		2473	return;
		2474
		2475	#if 0
		2476	// remove the "Close old_container" object.
		2477	if (object *closer = old_container->inv)
		2478	if (closer->type == CLOSE_CON)
		2479	closer->destroy ();
		2480	#endif
		2481
		2482	// make sure the container is available
		2483	esrv_send_item (this, old_container);
		2484
		2485	old_container->flag [FLAG_APPLIED] = false;
		2486	container = 0;
		2487
		2488	// client needs item update to make it work, client bug requires this to be separate
		2489	esrv_update_item (UPD_FLAGS, this, old_container);
		2490
		2491	new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", query_name (old_container));
		2492	play_sound (sound_find ("chest_close"));
		2493	}
		2494
		2495	if (new_container)
		2496	{
		2497	if (INVOKE_OBJECT (OPEN, new_container, ARG_OBJECT (this)))
		2498	return;
		2499
		2500	// TODO: this does not seem to serve any purpose anymore?
		2501	#if 0
		2502	// insert the "Close Container" object.
		2503	if (archetype *closer = new_container->other_arch)
		2504	{
		2505	object *closer = arch_to_object (new_container->other_arch);
		2506	closer->flag [FLAG_NO_MAP_SAVE] = 1;
		2507	new_container->insert (closer);
		2508	}
		2509	#endif
		2510
		2511	new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", query_name (new_container));
		2512
		2513	// make sure the container is available, client bug requires this to be separate
		2514	esrv_send_item (this, new_container);
		2515
		2516	new_container->flag [FLAG_APPLIED] = true;
		2517	container = new_container;
		2518
		2519	// client needs flag change
		2520	esrv_update_item (UPD_FLAGS, this, new_container);
		2521	esrv_send_inventory (this, new_container);
		2522	play_sound (sound_find ("chest_open"));
		2523	}
		2524	// else if (!old_container->env && contr && contr->ns)
		2525	// contr->ns->floorbox_reset ();
		2526	}
		2527
		2528	object *
		2529	object::force_find (const shstr name)
		2530	{
		2531	/* cycle through his inventory to look for the MARK we want to
		2532	* place
		2533	*/
		2534	for (object *tmp = inv; tmp; tmp = tmp->below)
		2535	if (tmp->type == FORCE && tmp->slaying == name)
		2536	return splay (tmp);
		2537
		2538	return 0;
		2539	}
		2540
		2541	void
		2542	object::force_add (const shstr name, int duration)
		2543	{
		2544	if (object *force = force_find (name))
		2545	force->destroy ();
		2546
		2547	object *force = get_archetype (FORCE_NAME);
		2548
		2549	force->slaying = name;
		2550	force->stats.food = 1;
		2551	force->speed_left = -1.f;
		2552
		2553	force->set_speed (duration ? 1.f / duration : 0.f);
		2554	force->flag [FLAG_IS_USED_UP] = true;
		2555	force->flag [FLAG_APPLIED] = true;
		2556
		2557	insert (force);
		2558	}
		2559
		2560	void
		2561	object::play_sound (faceidx sound)
		2562	{
		2563	if (!sound)
		2564	return;
		2565
		2566	if (flag [FLAG_REMOVED])
		2567	return;
		2568
		2569	if (env)
		2570	{
		2571	if (object *pl = in_player ())
		2572	pl->contr->play_sound (sound);
		2573	}
		2574	else
		2575	map->play_sound (sound, x, y);
		2576	}
		2577

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