[ViewVC] Diff of: cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.108 by root, Sun Dec 31 21:02:05 2006 UTC vs.
Revision 1.125 by root, Tue Jan 2 23:06:39 2007 UTC

…		…
71	mkdir cf::localdir . "/" . cf::uniquedir;	71	mkdir cf::localdir . "/" . cf::uniquedir;
72	mkdir $RANDOM_MAPS;	72	mkdir $RANDOM_MAPS;
73		73
74	# a special map that is always available	74	# a special map that is always available
75	our $LINK_MAP;	75	our $LINK_MAP;
		76
		77	our $EMERGENCY_POSITION = $cf::CFG{emergency_position} \|\| ["/world/world_105_115", 5, 37];
76		78
77	#############################################################################	79	#############################################################################
78		80
79	=head2 GLOBAL VARIABLES	81	=head2 GLOBAL VARIABLES
80		82
…		…
179	sub to_json($) {	181	sub to_json($) {
180	$JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs	182	$JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs
181	JSON::Syck::Dump $_[0]	183	JSON::Syck::Dump $_[0]
182	}	184	}
183		185
		186	=item my $guard = cf::guard { BLOCK }
		187
		188	Run the given callback when the guard object gets destroyed (useful for
		189	coroutine cancellations).
		190
		191	You can call C<< ->cancel >> on the guard object to stop the block from
		192	being executed.
		193
		194	=cut
		195
		196	sub guard(&) {
		197	bless \(my $cb = $_[0]), cf::guard::;
		198	}
		199
		200	sub cf::guard::cancel {
		201	${$_[0]} = sub { };
		202	}
		203
		204	sub cf::guard::DESTROY {
		205	${$_[0]}->();
		206	}
		207
		208	=item cf::lock_wait $string
		209
		210	Wait until the given lock is available. See cf::lock_acquire.
		211
		212	=item my $lock = cf::lock_acquire $string
		213
		214	Wait until the given lock is available and then acquires it and returns
		215	a guard object. If the guard object gets destroyed (goes out of scope,
		216	for example when the coroutine gets canceled), the lock is automatically
		217	returned.
		218
		219	Lock names should begin with a unique identifier (for example, find_map
		220	uses map_find and load_map uses map_load).
		221
		222	=cut
		223
		224	our %LOCK;
		225
		226	sub lock_wait($) {
		227	my ($key) = @_;
		228
		229	# wait for lock, if any
		230	while ($LOCK{$key}) {
		231	push @{ $LOCK{$key} }, $Coro::current;
		232	Coro::schedule;
		233	}
		234	}
		235
		236	sub lock_acquire($) {
		237	my ($key) = @_;
		238
		239	# wait, to be sure we are not locked
		240	lock_wait $key;
		241
		242	$LOCK{$key} = [];
		243
		244	cf::guard {
		245	# wake up all waiters, to be on the safe side
		246	$_->ready for @{ delete $LOCK{$key} };
		247	}
		248	}
		249
184	=item cf::sync_job { BLOCK }	250	=item cf::sync_job { BLOCK }
185		251
186	The design of crossfire+ requires that the main coro ($Coro::main) is	252	The design of crossfire+ requires that the main coro ($Coro::main) is
187	always able to handle events or runnable, as crossfire+ is only partly	253	always able to handle events or runnable, as crossfire+ is only partly
188	reentrant. Thus "blocking" it by e.g. waiting for I/O is not acceptable.	254	reentrant. Thus "blocking" it by e.g. waiting for I/O is not acceptable.
…		…
195	=cut	261	=cut
196		262
197	sub sync_job(&) {	263	sub sync_job(&) {
198	my ($job) = @_;	264	my ($job) = @_;
199		265
200	my $busy = 1;
201	my @res;
202
203	# TODO: use suspend/resume instead
204	local $FREEZE = 1;
205
206	my $coro = Coro::async {
207	@res = eval { $job->() };
208	warn $@ if $@;
209	undef $busy;
210	};
211
212	if ($Coro::current == $Coro::main) {	266	if ($Coro::current == $Coro::main) {
		267	# this is the main coro, too bad, we have to block
		268	# till the operation succeeds, freezing the server :/
		269
		270	# TODO: use suspend/resume instead
		271	# (but this is cancel-safe)
		272	local $FREEZE = 1;
		273
		274	my $busy = 1;
		275	my @res;
		276
		277	(Coro::async {
		278	@res = eval { $job->() };
		279	warn $@ if $@;
		280	undef $busy;
213	$coro->prio (Coro::PRIO_MAX);	281	})->prio (Coro::PRIO_MAX);
		282
214	while ($busy) {	283	while ($busy) {
215	Coro::cede_notself;	284	Coro::cede_notself;
216	Event::one_event unless Coro::nready;	285	Event::one_event unless Coro::nready;
217	}	286	}
		287
		288	wantarray ? @res : $res[0]
218	} else {	289	} else {
219	$coro->join;	290	# we are in another coroutine, how wonderful, everything just works
		291
		292	$job->()
220	}	293	}
221
222	wantarray ? @res : $res[0]
223	}	294	}
224		295
225	=item $coro = cf::coro { BLOCK }	296	=item $coro = cf::coro { BLOCK }
226		297
227	Creates and returns a new coro. This coro is automcatially being canceled	298	Creates and returns a new coro. This coro is automcatially being canceled
…		…
251	my $runtime = cf::localdir . "/runtime";	322	my $runtime = cf::localdir . "/runtime";
252		323
253	my $fh = aio_open "$runtime~", O_WRONLY \| O_CREAT, 0644	324	my $fh = aio_open "$runtime~", O_WRONLY \| O_CREAT, 0644
254	or return;	325	or return;
255		326
256	my $value = $cf::RUNTIME;	327	my $value = $cf::RUNTIME + 1 + 10; # 10 is the runtime save interval, for a monotonic clock
257	(aio_write $fh, 0, (length $value), $value, 0) <= 0	328	(aio_write $fh, 0, (length $value), $value, 0) <= 0
258	and return;	329	and return;
259		330
260	aio_fsync $fh	331	aio_fsync $fh
261	and return;	332	and return;
…		…
278	package cf::path;	349	package cf::path;
279		350
280	sub new {	351	sub new {
281	my ($class, $path, $base) = @_;	352	my ($class, $path, $base) = @_;
282		353
		354	$path = $path->as_string if ref $path;
		355
283	my $self = bless { }, $class;	356	my $self = bless { }, $class;
284		357
		358	# {... are special paths that are not touched
		359	# ?xxx/... are special absolute paths
		360	# ?random/... random maps
		361	# /! non-realised random map exit
		362	# /... normal maps
		363	# ~/... per-player maps without a specific player (DO NOT USE)
		364	# ~user/... per-player map of a specific user
		365
		366	if ($path =~ /^{/) {
		367	# fine as it is
285	if ($path =~ s{^\?random/}{}) {	368	} elsif ($path =~ s{^\?random/}{}) {
		369	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
286	$self->{random} = cf::from_json $path;	370	$self->{random} = cf::from_json $data;
287	} else {	371	} else {
288	if ($path =~ s{^~([^/]+)?}{}) {	372	if ($path =~ s{^~([^/]+)?}{}) {
289	$self->{user_rel} = 1;	373	$self->{user_rel} = 1;
290		374
291	if (defined $1) {	375	if (defined $1) {
…		…
324		408
325	# the displayed name, this is a one way mapping	409	# the displayed name, this is a one way mapping
326	sub visible_name {	410	sub visible_name {
327	my ($self) = @_;	411	my ($self) = @_;
328		412
329	$self->{random} ? "?random/$self->{random}{origin_map}+$self->{random}{origin_x}+$self->{random}{origin_y}/$self->{random}{dungeon_level}"	413	# if (my $rmp = $self->{random}) {
330	: $self->as_string	414	# # todo: be more intelligent about this
		415	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
		416	# } else {
		417	$self->as_string
		418	# }
331	}	419	}
332		420
333	# escape the /'s in the path	421	# escape the /'s in the path
334	sub _escaped_path {	422	sub _escaped_path {
335	# ∕ is U+2215	423	# ∕ is U+2215
…		…
347	# the temporary/swap location	435	# the temporary/swap location
348	sub save_path {	436	sub save_path {
349	my ($self) = @_;	437	my ($self) = @_;
350		438
351	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path	439	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
352	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, Digest::MD5::md5_hex $self->{path}	440	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
353	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path	441	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
354	}	442	}
355		443
356	# the unique path, might be eq to save_path	444	# the unique path, might be eq to save_path
357	sub uniq_path {	445	sub uniq_path {
…		…
790	or return;	878	or return;
791		879
792	unless (aio_stat "$filename.pst") {	880	unless (aio_stat "$filename.pst") {
793	(aio_load "$filename.pst", $av) >= 0	881	(aio_load "$filename.pst", $av) >= 0
794	or return;	882	or return;
795	$av = eval { (Storable::thaw <$av>)->{objs} };	883	$av = eval { (Storable::thaw $av)->{objs} };
796	}	884	}
797		885
		886	warn sprintf "loading %s (%d)\n",
		887	$filename, length $data, scalar @{$av \|\| []};#d#
798	return ($data, $av);	888	return ($data, $av);
799	}	889	}
800		890
801	#############################################################################	891	#############################################################################
802	# command handling &c	892	# command handling &c
…		…
1024	$self->send ("ext " . to_json \%msg);	1114	$self->send ("ext " . to_json \%msg);
1025	}	1115	}
1026		1116
1027	=back	1117	=back
1028		1118
		1119
		1120	=head3 cf::map
		1121
		1122	=over 4
		1123
		1124	=cut
		1125
		1126	package cf::map;
		1127
		1128	use Fcntl;
		1129	use Coro::AIO;
		1130
		1131	our $MAX_RESET = 7200;
		1132	our $DEFAULT_RESET = 3600;
		1133
		1134	sub generate_random_map {
		1135	my ($path, $rmp) = @_;
		1136
		1137	# mit "rum" bekleckern, nicht
		1138	cf::map::_create_random_map
		1139	$path,
		1140	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
		1141	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
		1142	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
		1143	$rmp->{exit_on_final_map},
		1144	$rmp->{xsize}, $rmp->{ysize},
		1145	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
		1146	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
		1147	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
		1148	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
		1149	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
		1150	(cf::region::find $rmp->{region})
		1151	}
		1152
		1153	# and all this just because we cannot iterate over
		1154	# all maps in C++...
		1155	sub change_all_map_light {
		1156	my ($change) = @_;
		1157
		1158	$_->change_map_light ($change)
		1159	for grep $_->outdoor, values %cf::MAP;
		1160	}
		1161
		1162	sub try_load_header($) {
		1163	my ($path) = @_;
		1164
		1165	utf8::encode $path;
		1166	aio_open $path, O_RDONLY, 0
		1167	or return;
		1168
		1169	my $map = cf::map::new
		1170	or return;
		1171
		1172	$map->load_header ($path)
		1173	or return;
		1174
		1175	$map->{load_path} = $path;
		1176
		1177	$map
		1178	}
		1179
		1180	sub find_map {
		1181	my ($path, $origin) = @_;
		1182
		1183	#warn "find_map<$path,$origin>\n";#d#
		1184
		1185	$path = new cf::path $path, $origin && $origin->path;
		1186	my $key = $path->as_string;
		1187
		1188	cf::lock_wait "map_find:$key";
		1189
		1190	$cf::MAP{$key} \|\| do {
		1191	my $guard = cf::lock_acquire "map_find:$key";
		1192
		1193	# do it the slow way
		1194	my $map = try_load_header $path->save_path;
		1195
		1196	if ($map) {
		1197	# safety
		1198	$map->{instantiate_time} = $cf::RUNTIME
		1199	if $map->{instantiate_time} > $cf::RUNTIME;
		1200	} else {
		1201	if (my $rmp = $path->random_map_params) {
		1202	$map = generate_random_map $key, $rmp;
		1203	} else {
		1204	$map = try_load_header $path->load_path;
		1205	}
		1206
		1207	$map or return;
		1208
		1209	$map->{load_original} = 1;
		1210	$map->{instantiate_time} = $cf::RUNTIME;
		1211	$map->instantiate;
		1212
		1213	# per-player maps become, after loading, normal maps
		1214	$map->per_player (0) if $path->{user_rel};
		1215	}
		1216
		1217	$map->path ($key);
		1218	$map->{path} = $path;
		1219	$map->{last_save} = $cf::RUNTIME;
		1220	$map->last_access ($cf::RUNTIME);
		1221
		1222	if ($map->should_reset) {
		1223	$map->reset;
		1224	undef $guard;
		1225	$map = cf::map::find_map ($path)
		1226	or return;
		1227	}
		1228
		1229	$cf::MAP{$key} = $map
		1230	}
		1231	}
		1232
		1233	sub load {
		1234	my ($self) = @_;
		1235
		1236	my $path = $self->{path};
		1237	my $guard = cf::lock_acquire "map_load:" . $path->as_string;
		1238
		1239	return if $self->in_memory != cf::MAP_SWAPPED;
		1240
		1241	$self->in_memory (cf::MAP_LOADING);
		1242
		1243	$self->alloc;
		1244	$self->load_objects ($self->{load_path}, 1)
		1245	or return;
		1246
		1247	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
		1248	if delete $self->{load_original};
		1249
		1250	if (my $uniq = $path->uniq_path) {
		1251	utf8::encode $uniq;
		1252	if (aio_open $uniq, O_RDONLY, 0) {
		1253	$self->clear_unique_items;
		1254	$self->load_objects ($uniq, 0);
		1255	}
		1256	}
		1257
		1258	# now do the right thing for maps
		1259	$self->link_multipart_objects;
		1260
		1261	if ($self->{path}->is_style_map) {
		1262	$self->{deny_save} = 1;
		1263	$self->{deny_reset} = 1;
		1264	} else {
		1265	$self->fix_auto_apply;
		1266	$self->decay_objects;
		1267	$self->update_buttons;
		1268	$self->set_darkness_map;
		1269	$self->difficulty ($self->estimate_difficulty)
		1270	unless $self->difficulty;
		1271	$self->activate;
		1272	}
		1273
		1274	$self->in_memory (cf::MAP_IN_MEMORY);
		1275	}
		1276
		1277	sub load_map_sync {
		1278	my ($path, $origin) = @_;
		1279
		1280	#warn "load_map_sync<$path, $origin>\n";#d#
		1281
		1282	cf::sync_job {
		1283	my $map = cf::map::find_map $path, $origin
		1284	or return;
		1285	$map->load;
		1286	$map
		1287	}
		1288	}
		1289
		1290	sub save {
		1291	my ($self) = @_;
		1292
		1293	$self->{last_save} = $cf::RUNTIME;
		1294
		1295	return unless $self->dirty;
		1296
		1297	my $save = $self->{path}->save_path; utf8::encode $save;
		1298	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;
		1299
		1300	$self->{load_path} = $save;
		1301
		1302	return if $self->{deny_save};
		1303
		1304	if ($uniq) {
		1305	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);
		1306	$self->save_objects ($uniq, cf::IO_UNIQUES);
		1307	} else {
		1308	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);
		1309	}
		1310	}
		1311
		1312	sub swap_out {
		1313	my ($self) = @_;
		1314
		1315	return if $self->players;
		1316	return if $self->in_memory != cf::MAP_IN_MEMORY;
		1317	return if $self->{deny_save};
		1318
		1319	$self->save;
		1320	$self->clear;
		1321	$self->in_memory (cf::MAP_SWAPPED);
		1322	}
		1323
		1324	sub reset_at {
		1325	my ($self) = @_;
		1326
		1327	# TODO: safety, remove and allow resettable per-player maps
		1328	return 1e99 if $self->{path}{user_rel};
		1329	return 1e99 if $self->{deny_reset};
		1330
		1331	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		1332	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;
		1333
		1334	$time + $to
		1335	}
		1336
		1337	sub should_reset {
		1338	my ($self) = @_;
		1339
		1340	$self->reset_at <= $cf::RUNTIME
		1341	}
		1342
		1343	sub unlink_save {
		1344	my ($self) = @_;
		1345
		1346	utf8::encode (my $save = $self->{path}->save_path);
		1347	aioreq_pri 3; IO::AIO::aio_unlink $save;
		1348	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
		1349	}
		1350
		1351	sub rename {
		1352	my ($self, $new_path) = @_;
		1353
		1354	$self->unlink_save;
		1355
		1356	delete $cf::MAP{$self->path};
		1357	$self->{path} = new cf::path $new_path;
		1358	$self->path ($self->{path}->as_string);
		1359	$cf::MAP{$self->path} = $self;
		1360
		1361	$self->save;
		1362	}
		1363
		1364	sub reset {
		1365	my ($self) = @_;
		1366
		1367	return if $self->players;
		1368	return if $self->{path}{user_rel};#d#
		1369
		1370	warn "resetting map ", $self->path;#d#
		1371
		1372	delete $cf::MAP{$self->path};
		1373
		1374	$_->clear_links_to ($self) for values %cf::MAP;
		1375
		1376	$self->unlink_save;
		1377	$self->destroy;
		1378	}
		1379
		1380	my $nuke_counter = "aaaa";
		1381
		1382	sub nuke {
		1383	my ($self) = @_;
		1384
		1385	$self->{deny_save} = 1;
		1386	$self->reset_timeout (1);
		1387	$self->rename ("{nuke}/" . ($nuke_counter++));
		1388	$self->reset; # polite request, might not happen
		1389	}
		1390
		1391	sub customise_for {
		1392	my ($map, $ob) = @_;
		1393
		1394	if ($map->per_player) {
		1395	return cf::map::find_map "~" . $ob->name . "/" . $map->{path}{path};
		1396	}
		1397
		1398	$map
		1399	}
		1400
		1401	sub emergency_save {
		1402	local $cf::FREEZE = 1;
		1403
		1404	warn "enter emergency map save\n";
		1405
		1406	cf::sync_job {
		1407	warn "begin emergency map save\n";
		1408	$_->save for values %cf::MAP;
		1409	};
		1410
		1411	warn "end emergency map save\n";
		1412	}
		1413
		1414	package cf;
		1415
		1416	=back
		1417
		1418
1029	=head3 cf::object::player	1419	=head3 cf::object::player
1030		1420
1031	=over 4	1421	=over 4
1032		1422
1033	=item $player_object->reply ($npc, $msg[, $flags])	1423	=item $player_object->reply ($npc, $msg[, $flags])
…		…
1066		1456
1067	$self->flag (cf::FLAG_WIZ) \|\|	1457	$self->flag (cf::FLAG_WIZ) \|\|
1068	(ref $cf::CFG{"may_$access"}	1458	(ref $cf::CFG{"may_$access"}
1069	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	1459	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}
1070	: $cf::CFG{"may_$access"})	1460	: $cf::CFG{"may_$access"})
		1461	}
		1462
		1463	=item $player_object->enter_link
		1464
		1465	Freezes the player and moves him/her to a special map (C<{link}>).
		1466
		1467	The player should be reaosnably safe there for short amounts of time. You
		1468	I<MUST> call C<leave_link> as soon as possible, though.
		1469
		1470	=item $player_object->leave_link ($map, $x, $y)
		1471
		1472	Moves the player out of the specila link map onto the given map. If the
		1473	map is not valid (or omitted), the player will be moved back to the
		1474	location he/she was before the call to C<enter_link>, or, if that fails,
		1475	to the emergency map position.
		1476
		1477	Might block.
		1478
		1479	=cut
		1480
		1481	sub cf::object::player::enter_link {
		1482	my ($self) = @_;
		1483
		1484	$self->deactivate_recursive;
		1485
		1486	return if $self->map == $LINK_MAP;
		1487
		1488	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]
		1489	if $self->map;
		1490
		1491	$self->enter_map ($LINK_MAP, 20, 20);
		1492	}
		1493
		1494	sub cf::object::player::leave_link {
		1495	my ($self, $map, $x, $y) = @_;
		1496
		1497	my $link_pos = delete $self->{_link_pos};
		1498
		1499	unless ($map) {
		1500	# restore original map position
		1501	($map, $x, $y) = @{ $link_pos \|\| [] };
		1502	$map = cf::map::find_map $map;
		1503
		1504	unless ($map) {
		1505	($map, $x, $y) = @$EMERGENCY_POSITION;
		1506	$map = cf::map::find_map $map
		1507	or die "FATAL: cannot load emergency map\n";
		1508	}
		1509	}
		1510
		1511	($x, $y) = (-1, -1)
		1512	unless (defined $x) && (defined $y);
		1513
		1514	# use -1 or undef as default coordinates, not 0, 0
		1515	($x, $y) = ($map->enter_x, $map->enter_y)
		1516	if $x <=0 && $y <= 0;
		1517
		1518	$map->load;
		1519
		1520	$self->activate_recursive;
		1521	$self->enter_map ($map, $x, $y);
		1522	}
		1523
		1524	cf::player->attach (
		1525	on_logout => sub {
		1526	my ($pl) = @_;
		1527
		1528	# abort map switching before logout
		1529	if ($pl->ob->{_link_pos}) {
		1530	cf::sync_job {
		1531	$pl->ob->leave_link
		1532	};
		1533	}
		1534	},
		1535	on_login => sub {
		1536	my ($pl) = @_;
		1537
		1538	# try to abort aborted map switching on player login :)
		1539	# should happen only on crashes
		1540	if ($pl->ob->{_link_pos}) {
		1541	$pl->ob->enter_link;
		1542	Coro::async {
		1543	# we need this sleep as the login has a concurrent enter_exit running
		1544	# and this sleep increases chances of the player not ending up in scorn
		1545	Coro::Timer::sleep 1;
		1546	$pl->ob->leave_link;
		1547	};
		1548	}
		1549	},
		1550	);
		1551
		1552	=item $player_object->goto_map ($path, $x, $y)
		1553
		1554	=cut
		1555
		1556	sub cf::object::player::goto_map {
		1557	my ($self, $path, $x, $y) = @_;
		1558
		1559	$self->enter_link;
		1560
		1561	(Coro::async {
		1562	$path = new cf::path $path;
		1563
		1564	my $map = cf::map::find_map $path->as_string;
		1565	$map = $map->customise_for ($self) if $map;
		1566
		1567	# warn "entering ", $map->path, " at ($x, $y)\n"
		1568	# if $map;
		1569
		1570	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE \| cf::NDI_RED);
		1571
		1572	$self->leave_link ($map, $x, $y);
		1573	})->prio (1);
		1574	}
		1575
		1576	=item $player_object->enter_exit ($exit_object)
		1577
		1578	=cut
		1579
		1580	sub parse_random_map_params {
		1581	my ($spec) = @_;
		1582
		1583	my $rmp = { # defaults
		1584	xsize => 10,
		1585	ysize => 10,
		1586	};
		1587
		1588	for (split /\n/, $spec) {
		1589	my ($k, $v) = split /\s+/, $_, 2;
		1590
		1591	$rmp->{lc $k} = $v if (length $k) && (length $v);
		1592	}
		1593
		1594	$rmp
		1595	}
		1596
		1597	sub prepare_random_map {
		1598	my ($exit) = @_;
		1599
		1600	# all this does is basically replace the /! path by
		1601	# a new random map path (?random/...) with a seed
		1602	# that depends on the exit object
		1603
		1604	my $rmp = parse_random_map_params $exit->msg;
		1605
		1606	if ($exit->map) {
		1607	$rmp->{region} = $exit->map->region_name;
		1608	$rmp->{origin_map} = $exit->map->path;
		1609	$rmp->{origin_x} = $exit->x;
		1610	$rmp->{origin_y} = $exit->y;
		1611	}
		1612
		1613	$rmp->{random_seed} \|\|= $exit->random_seed;
		1614
		1615	my $data = cf::to_json $rmp;
		1616	my $md5 = Digest::MD5::md5_hex $data;
		1617
		1618	if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY \| O_CREAT, 0666) {
		1619	aio_write $fh, 0, (length $data), $data, 0;
		1620
		1621	$exit->slaying ("?random/$md5");
		1622	$exit->msg (undef);
		1623	}
		1624	}
		1625
		1626	sub cf::object::player::enter_exit {
		1627	my ($self, $exit) = @_;
		1628
		1629	return unless $self->type == cf::PLAYER;
		1630
		1631	$self->enter_link;
		1632
		1633	(Coro::async {
		1634	unless (eval {
		1635
		1636	prepare_random_map $exit
		1637	if $exit->slaying eq "/!";
		1638
		1639	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;
		1640	$self->goto_map ($path, $exit->stats->hp, $exit->stats->sp);
		1641
		1642	1;
		1643	}) {
		1644	$self->message ("Something went wrong deep within the crossfire server. "
		1645	. "I'll try to bring you back to the map you were before. "
		1646	. "Please report this to the dungeon master",
		1647	cf::NDI_UNIQUE \| cf::NDI_RED);
		1648
		1649	warn "ERROR in enter_exit: $@";
		1650	$self->leave_link;
		1651	}
		1652	})->prio (1);
1071	}	1653	}
1072		1654
1073	=head3 cf::client	1655	=head3 cf::client
1074		1656
1075	=over 4	1657	=over 4
…		…
1334		1916
1335	{	1917	{
1336	my $path = cf::localdir . "/database.pst";	1918	my $path = cf::localdir . "/database.pst";
1337		1919
1338	sub db_load() {	1920	sub db_load() {
1339	warn "loading database $path\n";#d# remove later
1340	$DB = stat $path ? Storable::retrieve $path : { };	1921	$DB = stat $path ? Storable::retrieve $path : { };
1341	}	1922	}
1342		1923
1343	my $pid;	1924	my $pid;
1344		1925
1345	sub db_save() {	1926	sub db_save() {
1346	warn "saving database $path\n";#d# remove later
1347	waitpid $pid, 0 if $pid;	1927	waitpid $pid, 0 if $pid;
1348	if (0 == ($pid = fork)) {	1928	if (0 == ($pid = fork)) {
1349	$DB->{_meta}{version} = 1;	1929	$DB->{_meta}{version} = 1;
1350	Storable::nstore $DB, "$path~";	1930	Storable::nstore $DB, "$path~";
1351	rename "$path~", $path;	1931	rename "$path~", $path;
…		…
1404	}	1984	}
1405		1985
1406	sub main {	1986	sub main {
1407	# we must not ever block the main coroutine	1987	# we must not ever block the main coroutine
1408	local $Coro::idle = sub {	1988	local $Coro::idle = sub {
1409	Carp::cluck "FATAL: Coro::idle was called, major BUG\n";#d#	1989	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
1410	(Coro::unblock_sub {	1990	(Coro::unblock_sub {
1411	Event::one_event;	1991	Event::one_event;
1412	})->();	1992	})->();
1413	};	1993	};
1414		1994
…		…
1419	}	1999	}
1420		2000
1421	#############################################################################	2001	#############################################################################
1422	# initialisation	2002	# initialisation
1423		2003
1424	sub perl_reload() {	2004	sub reload() {
1425	# can/must only be called in main	2005	# can/must only be called in main
1426	if ($Coro::current != $Coro::main) {	2006	if ($Coro::current != $Coro::main) {
1427	warn "can only reload from main coroutine\n";	2007	warn "can only reload from main coroutine\n";
1428	return;	2008	return;
1429	}	2009	}
…		…
1522	$LINK_MAP->height (41);	2102	$LINK_MAP->height (41);
1523	$LINK_MAP->alloc;	2103	$LINK_MAP->alloc;
1524	$LINK_MAP->path ("{link}");	2104	$LINK_MAP->path ("{link}");
1525	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";	2105	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
1526	$LINK_MAP->in_memory (MAP_IN_MEMORY);	2106	$LINK_MAP->in_memory (MAP_IN_MEMORY);
		2107
		2108	# dirty hack because... archetypes are not yet loaded
		2109	Event->timer (
		2110	after => 2,
		2111	cb => sub {
		2112	$_[0]->w->cancel;
		2113
		2114	# provide some exits "home"
		2115	my $exit = cf::object::new "exit";
		2116
		2117	$exit->slaying ($EMERGENCY_POSITION->[0]);
		2118	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
		2119	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
		2120
		2121	$LINK_MAP->insert ($exit->clone, 19, 19);
		2122	$LINK_MAP->insert ($exit->clone, 19, 20);
		2123	$LINK_MAP->insert ($exit->clone, 19, 21);
		2124	$LINK_MAP->insert ($exit->clone, 20, 19);
		2125	$LINK_MAP->insert ($exit->clone, 20, 21);
		2126	$LINK_MAP->insert ($exit->clone, 21, 19);
		2127	$LINK_MAP->insert ($exit->clone, 21, 20);
		2128	$LINK_MAP->insert ($exit->clone, 21, 21);
		2129
		2130	$exit->destroy;
		2131	});
		2132
		2133	$LINK_MAP->{deny_save} = 1;
		2134	$LINK_MAP->{deny_reset} = 1;
		2135
		2136	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
1527	}	2137	}
1528		2138
1529	register "<global>", __PACKAGE__;	2139	register "<global>", __PACKAGE__;
1530		2140
1531	register_command "perl-reload" => sub {	2141	register_command "reload" => sub {
1532	my ($who, $arg) = @_;	2142	my ($who, $arg) = @_;
1533		2143
1534	if ($who->flag (FLAG_WIZ)) {	2144	if ($who->flag (FLAG_WIZ)) {
1535	$who->message ("start of reload.");	2145	$who->message ("start of reload.");
1536	perl_reload;	2146	reload;
1537	$who->message ("end of reload.");	2147	$who->message ("end of reload.");
1538	}	2148	}
1539	};	2149	};
1540		2150
1541	unshift @INC, $LIBDIR;	2151	unshift @INC, $LIBDIR;
…		…
1581	or warn "ERROR: unable to write runtime file: $!";	2191	or warn "ERROR: unable to write runtime file: $!";
1582	})->();	2192	})->();
1583	},	2193	},
1584	);	2194	);
1585		2195
		2196	END { cf::emergency_save }
		2197
1586	1	2198	1
1587		2199

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Comparing deliantra/server/lib/cf.pm (file contents): Revision 1.108 by root, Sun Dec 31 21:02:05 2006 UTC vs. Revision 1.125 by root, Tue Jan 2 23:06:39 2007 UTC

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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.108 by root, Sun Dec 31 21:02:05 2006 UTC vs.
Revision 1.125 by root, Tue Jan 2 23:06:39 2007 UTC