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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.127 by root, Wed Jan 3 00:05:26 2007 UTC vs.
Revision 1.167 by root, Sat Jan 13 23:32:43 2007 UTC

…		…
15	use Coro::Timer;	15	use Coro::Timer;
16	use Coro::Signal;	16	use Coro::Signal;
17	use Coro::Semaphore;	17	use Coro::Semaphore;
18	use Coro::AIO;	18	use Coro::AIO;
19		19
		20	use Data::Dumper;
20	use Digest::MD5;	21	use Digest::MD5;
21	use Fcntl;	22	use Fcntl;
22	use IO::AIO 2.31 ();	23	use IO::AIO 2.32 ();
23	use YAML::Syck ();	24	use YAML::Syck ();
24	use Time::HiRes;	25	use Time::HiRes;
25		26
26	use Event; $Event::Eval = 1; # no idea why this is required, but it is	27	use Event; $Event::Eval = 1; # no idea why this is required, but it is
27		28
		29	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		30
28	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	31	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
29	$YAML::Syck::ImplicitUnicode = 1;	32	$YAML::Syck::ImplicitUnicode = 1;
30		33
31	$Coro::main->prio (2); # run main coroutine ("the server") with very high priority	34	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
32
33	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
34		35
35	our %COMMAND = ();	36	our %COMMAND = ();
36	our %COMMAND_TIME = ();	37	our %COMMAND_TIME = ();
		38
		39	our @EXTS = (); # list of extension package names
37	our %EXTCMD = ();	40	our %EXTCMD = ();
		41	our %EXT_CORO = (); # coroutines bound to extensions
		42	our %EXT_MAP = (); # pluggable maps
38		43
39	our @EVENT;	44	our @EVENT;
40	our $LIBDIR = datadir . "/ext";	45	our $LIBDIR = datadir . "/ext";
41		46
42	our $TICK = MAX_TIME * 1e-6;	47	our $TICK = MAX_TIME * 1e-6;
…		…
47	our %CFG;	52	our %CFG;
48		53
49	our $UPTIME; $UPTIME ||= time;	54	our $UPTIME; $UPTIME ||= time;
50	our $RUNTIME;	55	our $RUNTIME;
51		56
		57	our %PLAYER; # all users
52	our %MAP; # all maps	58	our %MAP; # all maps
53	our $LINK_MAP; # the special {link} map	59	our $LINK_MAP; # the special {link} map, which is always available
54	our $FREEZE;
55	our $RANDOM_MAPS = cf::localdir . "/random";	60	our $RANDOM_MAPS = cf::localdir . "/random";
56	our %EXT_CORO;	61
		62	our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal;
		63	our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal;
		64
		65	# used to convert map paths into valid unix filenames by replacing / by ∕
		66	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
57		67
58	binmode STDOUT;	68	binmode STDOUT;
59	binmode STDERR;	69	binmode STDERR;
60		70
61	# read virtual server time, if available	71	# read virtual server time, if available
…		…
69	mkdir cf::localdir . "/" . cf::playerdir;	79	mkdir cf::localdir . "/" . cf::playerdir;
70	mkdir cf::localdir . "/" . cf::tmpdir;	80	mkdir cf::localdir . "/" . cf::tmpdir;
71	mkdir cf::localdir . "/" . cf::uniquedir;	81	mkdir cf::localdir . "/" . cf::uniquedir;
72	mkdir $RANDOM_MAPS;	82	mkdir $RANDOM_MAPS;
73		83
74	# a special map that is always available	84	our $EMERGENCY_POSITION;
75	our $LINK_MAP;
76
77	our $EMERGENCY_POSITION = $cf::CFG{emergency_position} || ["/world/world_105_115", 5, 37];
78		85
79	#############################################################################	86	#############################################################################
80		87
81	=head2 GLOBAL VARIABLES	88	=head2 GLOBAL VARIABLES
82		89
…		…
106		113
107	=item %cf::CFG	114	=item %cf::CFG
108		115
109	Configuration for the server, loaded from C</etc/crossfire/config>, or	116	Configuration for the server, loaded from C</etc/crossfire/config>, or
110	from wherever your confdir points to.	117	from wherever your confdir points to.
		118
		119	=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE
		120
		121	These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK)
		122	or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick
		123	processing has been done. Call C<< ->wait >> on them to maximise the
		124	window of cpu time available, or simply to synchronise to the server tick.
111		125
112	=back	126	=back
113		127
114	=cut	128	=cut
115		129
…		…
119	utf8::encode $msg;	133	utf8::encode $msg;
120		134
121	$msg .= "\n"	135	$msg .= "\n"
122	unless $msg =~ /\n$/;	136	unless $msg =~ /\n$/;
123		137
124	LOG llevError, "cfperl: $msg";	138	LOG llevError, $msg;
125	};	139	};
126	}	140	}
127		141
128	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	142	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
129	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	143	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
…		…
147		161
148	$Event::DIED = sub {	162	$Event::DIED = sub {
149	warn "error in event callback: @_";	163	warn "error in event callback: @_";
150	};	164	};
151		165
152	my %ext_pkg;
153	my @exts;
154	my @hook;
155
156	=head2 UTILITY FUNCTIONS	166	=head2 UTILITY FUNCTIONS
157		167
158	=over 4	168	=over 4
159		169
		170	=item dumpval $ref
		171
160	=cut	172	=cut
		173
		174	sub dumpval {
		175	eval {
		176	local $SIG{__DIE__};
		177	my $d;
		178	if (1) {
		179	$d = new Data::Dumper([$_[0]], ["*var"]);
		180	$d->Terse(1);
		181	$d->Indent(2);
		182	$d->Quotekeys(0);
		183	$d->Useqq(1);
		184	#$d->Bless(...);
		185	$d->Seen($_[1]) if @_ > 1;
		186	$d = $d->Dump();
		187	}
		188	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
		189	$d
		190	} || "[unable to dump $_[0]: '$@']";
		191	}
161		192
162	use JSON::Syck (); # TODO# replace by JSON::PC once working	193	use JSON::Syck (); # TODO# replace by JSON::PC once working
163		194
164	=item $ref = cf::from_json $json	195	=item $ref = cf::from_json $json
165		196
…		…
181	sub to_json($) {	212	sub to_json($) {
182	$JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs	213	$JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs
183	JSON::Syck::Dump $_[0]	214	JSON::Syck::Dump $_[0]
184	}	215	}
185		216
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	217	=item cf::lock_wait $string
209		218
210	Wait until the given lock is available. See cf::lock_acquire.	219	Wait until the given lock is available. See cf::lock_acquire.
211		220
212	=item my $lock = cf::lock_acquire $string	221	=item my $lock = cf::lock_acquire $string
213		222
214	Wait until the given lock is available and then acquires it and returns	223	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,	224	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
216	for example when the coroutine gets canceled), the lock is automatically	225	for example when the coroutine gets canceled), the lock is automatically
217	returned.	226	returned.
218		227
219	Lock names should begin with a unique identifier (for example, find_map	228	Lock names should begin with a unique identifier (for example, cf::map::find
220	uses map_find and load_map uses map_load).	229	uses map_find and cf::map::load uses map_load).
221		230
222	=cut	231	=cut
223		232
224	our %LOCK;	233	our %LOCK;
225		234
…		…
239	# wait, to be sure we are not locked	248	# wait, to be sure we are not locked
240	lock_wait $key;	249	lock_wait $key;
241		250
242	$LOCK{$key} = [];	251	$LOCK{$key} = [];
243		252
244	cf::guard {	253	Coro::guard {
245	# wake up all waiters, to be on the safe side	254	# wake up all waiters, to be on the safe side
246	$_->ready for @{ delete $LOCK{$key} };	255	$_->ready for @{ delete $LOCK{$key} };
247	}	256	}
248	}	257	}
249		258
		259	sub freeze_mainloop {
		260	return unless $TICK_WATCHER->is_active;
		261
		262	my $guard = Coro::guard { $TICK_WATCHER->start };
		263	$TICK_WATCHER->stop;
		264	$guard
		265	}
		266
250	=item cf::async { BLOCK }	267	=item cf::async { BLOCK }
251		268
252	Like C<Coro::async>, but runs the given BLOCK in an eval and only logs the	269	Currently the same as Coro::async_pool, meaning you cannot use
253	error instead of exiting the server in case of a problem.	270	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
		271	thing you are allowed to do is call C<prio> on it.
254		272
255	=cut	273	=cut
256		274
257	sub async(&) {	275	BEGIN { *async = \&Coro::async_pool }
258	my ($cb) = @_;
259
260	Coro::async {
261	eval { $cb->() };
262	warn $@ if $@;
263	}
264	}
265		276
266	=item cf::sync_job { BLOCK }	277	=item cf::sync_job { BLOCK }
267		278
268	The design of crossfire+ requires that the main coro ($Coro::main) is	279	The design of crossfire+ requires that the main coro ($Coro::main) is
269	always able to handle events or runnable, as crossfire+ is only partly	280	always able to handle events or runnable, as crossfire+ is only partly
…		…
283	# this is the main coro, too bad, we have to block	294	# this is the main coro, too bad, we have to block
284	# till the operation succeeds, freezing the server :/	295	# till the operation succeeds, freezing the server :/
285		296
286	# TODO: use suspend/resume instead	297	# TODO: use suspend/resume instead
287	# (but this is cancel-safe)	298	# (but this is cancel-safe)
288	local $FREEZE = 1;	299	my $freeze_guard = freeze_mainloop;
289		300
290	my $busy = 1;	301	my $busy = 1;
291	my @res;	302	my @res;
292		303
293	(Coro::async {	304	(async {
294	@res = eval { $job->() };	305	@res = eval { $job->() };
295	warn $@ if $@;	306	warn $@ if $@;
296	undef $busy;	307	undef $busy;
297	})->prio (Coro::PRIO_MAX);	308	})->prio (Coro::PRIO_MAX);
298		309
299	while ($busy) {	310	while ($busy) {
300	Coro::cede_notself;	311	Coro::cede or Event::one_event;
301	Event::one_event unless Coro::nready;
302	}	312	}
303		313
304	wantarray ? @res : $res[0]	314	wantarray ? @res : $res[0]
305	} else {	315	} else {
306	# we are in another coroutine, how wonderful, everything just works	316	# we are in another coroutine, how wonderful, everything just works
307		317
308	$job->()	318	$job->()
309	}	319	}
310	}	320	}
311		321
312	=item $coro = cf::coro { BLOCK }	322	=item $coro = cf::async_ext { BLOCK }
313		323
314	Creates and returns a new coro. This coro is automcatially being canceled	324	Like async, but this coro is automatically being canceled when the
315	when the extension calling this is being unloaded.	325	extension calling this is being unloaded.
316		326
317	=cut	327	=cut
318		328
319	sub coro(&) {	329	sub async_ext(&) {
320	my $cb = shift;	330	my $cb = shift;
321		331
322	my $coro = &cf::async ($cb);	332	my $coro = &Coro::async ($cb);
323		333
324	$coro->on_destroy (sub {	334	$coro->on_destroy (sub {
325	delete $EXT_CORO{$coro+0};	335	delete $EXT_CORO{$coro+0};
326	});	336	});
327	$EXT_CORO{$coro+0} = $coro;	337	$EXT_CORO{$coro+0} = $coro;
328		338
329	$coro	339	$coro
330	}	340	}
331		341
332	sub write_runtime {	342	sub write_runtime {
		343	return unless $TICK_WATCHER->is_active;
		344
333	my $runtime = cf::localdir . "/runtime";	345	my $runtime = cf::localdir . "/runtime";
334		346
335	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	347	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
336	or return;	348	or return;
337		349
…		…
352	}	364	}
353		365
354	=back	366	=back
355		367
356	=cut	368	=cut
357
358	#############################################################################
359
360	package cf::path;
361
362	sub new {
363	my ($class, $path, $base) = @_;
364
365	$path = $path->as_string if ref $path;
366
367	my $self = bless { }, $class;
368
369	# {... are special paths that are not touched
370	# ?xxx/... are special absolute paths
371	# ?random/... random maps
372	# /! non-realised random map exit
373	# /... normal maps
374	# ~/... per-player maps without a specific player (DO NOT USE)
375	# ~user/... per-player map of a specific user
376
377	if ($path =~ /^{/) {
378	# fine as it is
379	} elsif ($path =~ s{^\?random/}{}) {
380	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
381	$self->{random} = cf::from_json $data;
382	} else {
383	if ($path =~ s{^~([^/]+)?}{}) {
384	$self->{user_rel} = 1;
385
386	if (defined $1) {
387	$self->{user} = $1;
388	} elsif ($base =~ m{^~([^/]+)/}) {
389	$self->{user} = $1;
390	} else {
391	warn "cannot resolve user-relative path without user <$path,$base>\n";
392	}
393	} elsif ($path =~ /^\//) {
394	# already absolute
395	} else {
396	$base =~ s{[^/]+/?$}{};
397	return $class->new ("$base/$path");
398	}
399
400	for ($path) {
401	redo if s{/\.?/}{/};
402	redo if s{/[^/]+/\.\./}{/};
403	}
404	}
405
406	$self->{path} = $path;
407
408	$self
409	}
410
411	# the name / primary key / in-game path
412	sub as_string {
413	my ($self) = @_;
414
415	$self->{user_rel} ? "~$self->{user}$self->{path}"
416	: $self->{random} ? "?random/$self->{path}"
417	: $self->{path}
418	}
419
420	# the displayed name, this is a one way mapping
421	sub visible_name {
422	my ($self) = @_;
423
424	# if (my $rmp = $self->{random}) {
425	# # todo: be more intelligent about this
426	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
427	# } else {
428	$self->as_string
429	# }
430	}
431
432	# escape the /'s in the path
433	sub _escaped_path {
434	# ∕ is U+2215
435	(my $path = $_[0]{path}) =~ s/\//∕/g;
436	$path
437	}
438
439	# the original (read-only) location
440	sub load_path {
441	my ($self) = @_;
442
443	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
444	}
445
446	# the temporary/swap location
447	sub save_path {
448	my ($self) = @_;
449
450	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
451	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
452	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
453	}
454
455	# the unique path, might be eq to save_path
456	sub uniq_path {
457	my ($self) = @_;
458
459	$self->{user_rel} || $self->{random}
460	? undef
461	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
462	}
463
464	# return random map parameters, or undef
465	sub random_map_params {
466	my ($self) = @_;
467
468	$self->{random}
469	}
470
471	# this is somewhat ugly, but style maps do need special treatment
472	sub is_style_map {
473	$_[0]{path} =~ m{^/styles/}
474	}
475
476	package cf;
477		369
478	#############################################################################	370	#############################################################################
479		371
480	=head2 ATTACHABLE OBJECTS	372	=head2 ATTACHABLE OBJECTS
481		373
…		…
928	=cut	820	=cut
929		821
930	sub register_extcmd {	822	sub register_extcmd {
931	my ($name, $cb) = @_;	823	my ($name, $cb) = @_;
932		824
933	my $caller = caller;
934	#warn "registering extcmd '$name' to '$caller'";
935
936	$EXTCMD{$name} = [$cb, $caller];	825	$EXTCMD{$name} = $cb;
937	}	826	}
938		827
939	cf::player->attach (	828	cf::player->attach (
940	on_command => sub {	829	on_command => sub {
941	my ($pl, $name, $params) = @_;	830	my ($pl, $name, $params) = @_;
…		…
954		843
955	my $msg = eval { from_json $buf };	844	my $msg = eval { from_json $buf };
956		845
957	if (ref $msg) {	846	if (ref $msg) {
958	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	847	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
959	if (my %reply = $cb->[0]->($pl, $msg)) {	848	if (my %reply = $cb->($pl, $msg)) {
960	$pl->ext_reply ($msg->{msgid}, %reply);	849	$pl->ext_reply ($msg->{msgid}, %reply);
961	}	850	}
962	}	851	}
963	} else {	852	} else {
964	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	853	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
966		855
967	cf::override;	856	cf::override;
968	},	857	},
969	);	858	);
970		859
971	sub register {
972	my ($base, $pkg) = @_;
973
974	#TODO
975	}
976
977	sub load_extension {	860	sub load_extension {
978	my ($path) = @_;	861	my ($path) = @_;
979		862
980	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	863	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
981	my $base = $1;	864	my $base = $1;
982	my $pkg = $1;	865	my $pkg = $1;
983	$pkg =~ s/[^[:word:]]/_/g;	866	$pkg =~ s/[^[:word:]]/_/g;
984	$pkg = "ext::$pkg";	867	$pkg = "ext::$pkg";
985		868
986	warn "loading '$path' into '$pkg'\n";	869	warn "... loading '$path' into '$pkg'\n";
987		870
988	open my $fh, "<:utf8", $path	871	open my $fh, "<:utf8", $path
989	or die "$path: $!";	872	or die "$path: $!";
990		873
991	my $source =	874	my $source =
992	"package $pkg; use strict; use utf8;\n"	875	"package $pkg; use strict; use utf8;\n"
993	. "#line 1 \"$path\"\n{\n"	876	. "#line 1 \"$path\"\n{\n"
994	. (do { local $/; <$fh> })	877	. (do { local $/; <$fh> })
995	. "\n};\n1";	878	. "\n};\n1";
996		879
997	eval $source	880	unless (eval $source) {
998	or die $@ ? "$path: $@\n"	881	my $msg = $@ ? "$path: $@\n"
999	: "extension disabled.\n";	882	: "extension disabled.\n";
1000		883	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
1001	push @exts, $pkg;	884	warn $@;
1002	$ext_pkg{$base} = $pkg;	885	warn "mandatory extension failed to load, exiting.\n";
1003		886	exit 1;
1004	# no strict 'refs';	887	}
1005	# @{"$pkg\::ISA"} = ext::;	888	die $@;
1006
1007	register $base, $pkg;
1008	}
1009
1010	sub unload_extension {
1011	my ($pkg) = @_;
1012
1013	warn "removing extension $pkg\n";
1014
1015	# remove hooks
1016	#TODO
1017	# for my $idx (0 .. $#PLUGIN_EVENT) {
1018	# delete $hook[$idx]{$pkg};
1019	# }	889	}
1020		890
1021	# remove commands	891	push @EXTS, $pkg;
1022	for my $name (keys %COMMAND) {
1023	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
1024
1025	if (@cb) {
1026	$COMMAND{$name} = \@cb;
1027	} else {
1028	delete $COMMAND{$name};
1029	}
1030	}
1031
1032	# remove extcmds
1033	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1034	delete $EXTCMD{$name};
1035	}
1036
1037	if (my $cb = $pkg->can ("unload")) {
1038	eval {
1039	$cb->($pkg);
1040	1
1041	} or warn "$pkg unloaded, but with errors: $@";
1042	}
1043
1044	Symbol::delete_package $pkg;
1045	}	892	}
1046		893
1047	sub load_extensions {	894	sub load_extensions {
1048	for my $ext (<$LIBDIR/*.ext>) {	895	for my $ext (<$LIBDIR/*.ext>) {
1049	next unless -r $ext;	896	next unless -r $ext;
…		…
1053	} or warn "$ext not loaded: $@";	900	} or warn "$ext not loaded: $@";
1054	}	901	}
1055	}	902	}
1056		903
1057	#############################################################################	904	#############################################################################
1058	# load/save/clean perl data associated with a map
1059
1060	*cf::mapsupport::on_clean = sub {
1061	my ($map) = @_;
1062
1063	my $path = $map->tmpname;
1064	defined $path or return;
1065
1066	unlink "$path.pst";
1067	};
1068
1069	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1070
1071	#############################################################################
1072	# load/save perl data associated with player->ob objects
1073
1074	sub all_objects(@) {
1075	@_, map all_objects ($_->inv), @_
1076	}
1077
1078	# TODO: compatibility cruft, remove when no longer needed
1079	cf::player->attach (
1080	on_load => sub {
1081	my ($pl, $path) = @_;
1082
1083	for my $o (all_objects $pl->ob) {
1084	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1085	$o->set_ob_key_value ("_perl_data");
1086
1087	%$o = %{ Storable::thaw pack "H*", $value };
1088	}
1089	}
1090	},
1091	);
1092
1093	#############################################################################
1094		905
1095	=head2 CORE EXTENSIONS	906	=head2 CORE EXTENSIONS
1096		907
1097	Functions and methods that extend core crossfire objects.	908	Functions and methods that extend core crossfire objects.
1098		909
		910	=cut
		911
		912	package cf::player;
		913
		914	use Coro::AIO;
		915
1099	=head3 cf::player	916	=head3 cf::player
1100		917
1101	=over 4	918	=over 4
1102		919
1103	=item cf::player::exists $login	920	=item cf::player::find $login
1104		921
1105	Returns true when the given account exists.	922	Returns the given player object, loading it if necessary (might block).
1106		923
1107	=cut	924	=cut
1108		925
1109	sub cf::player::exists($) {	926	sub playerdir($) {
1110	cf::player::find $_[0]	927	cf::localdir
1111	or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[0]) x 2;	928	. "/"
		929	. cf::playerdir
		930	. "/"
		931	. (ref $_[0] ? $_[0]->ob->name : $_[0])
		932	}
		933
		934	sub path($) {
		935	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
		936
		937	(playerdir $login) . "/$login.pl"
		938	}
		939
		940	sub find_active($) {
		941	$cf::PLAYER{$_[0]}
		942	and $cf::PLAYER{$_[0]}->active
		943	and $cf::PLAYER{$_[0]}
		944	}
		945
		946	sub exists($) {
		947	my ($login) = @_;
		948
		949	$cf::PLAYER{$login}
		950	or cf::sync_job { !aio_stat $login }
		951	}
		952
		953	sub find($) {
		954	return $cf::PLAYER{$_[0]} || do {
		955	my $login = $_[0];
		956
		957	my $guard = cf::lock_acquire "user_find:$login";
		958
		959	$cf::PLAYER{$_[0]} || do {
		960	my $pl = load_pl path $login
		961	or return;
		962	$cf::PLAYER{$login} = $pl
		963	}
		964	}
		965	}
		966
		967	sub save($) {
		968	my ($pl) = @_;
		969
		970	return if $pl->{deny_save};
		971
		972	my $path = path $pl;
		973	my $guard = cf::lock_acquire "user_save:$path";
		974
		975	return if $pl->{deny_save};
		976
		977	aio_mkdir playerdir $pl, 0770;
		978	$pl->{last_save} = $cf::RUNTIME;
		979
		980	$pl->save_pl ($path);
		981	Coro::cede;
		982	}
		983
		984	sub new($) {
		985	my ($login) = @_;
		986
		987	my $self = create;
		988
		989	$self->ob->name ($login);
		990	$self->{deny_save} = 1;
		991
		992	$cf::PLAYER{$login} = $self;
		993
		994	$self
		995	}
		996
		997	=item $pl->quit_character
		998
		999	Nukes the player without looking back. If logged in, the connection will
		1000	be destroyed. May block for a long time.
		1001
		1002	=cut
		1003
		1004	sub quit_character {
		1005	my ($pl) = @_;
		1006
		1007	$pl->{deny_save} = 1;
		1008	$pl->password ("*"); # this should lock out the player until we nuked the dir
		1009
		1010	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
		1011	$pl->deactivate;
		1012	$pl->invoke (cf::EVENT_PLAYER_QUIT);
		1013	$pl->ns->destroy if $pl->ns;
		1014
		1015	my $path = playerdir $pl;
		1016	my $temp = "$path~$cf::RUNTIME~deleting~";
		1017	aio_rename $path, $temp;
		1018	delete $cf::PLAYER{$pl->ob->name};
		1019	$pl->destroy;
		1020	IO::AIO::aio_rmtree $temp;
		1021	}
		1022
		1023	=item cf::player::list_logins
		1024
		1025	Returns am arrayref of all valid playernames in the system, can take a
		1026	while and may block, so not sync_job-capable, ever.
		1027
		1028	=cut
		1029
		1030	sub list_logins {
		1031	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
		1032	or return [];
		1033
		1034	my @logins;
		1035
		1036	for my $login (@$dirs) {
		1037	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
		1038	aio_read $fh, 0, 512, my $buf, 0 or next;
		1039	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1040
		1041	utf8::decode $login;
		1042	push @logins, $login;
		1043	}
		1044
		1045	\@logins
		1046	}
		1047
		1048	=item $player->maps
		1049
		1050	Returns an arrayref of map paths that are private for this
		1051	player. May block.
		1052
		1053	=cut
		1054
		1055	sub maps($) {
		1056	my ($pl) = @_;
		1057
		1058	my $files = aio_readdir playerdir $pl
		1059	or return;
		1060
		1061	my @paths;
		1062
		1063	for (@$files) {
		1064	utf8::decode $_;
		1065	next if /\.(?:pl|pst)$/;
		1066	next unless /^$PATH_SEP/o;
		1067
		1068	s/\.map$//;
		1069	push @paths, "~" . $pl->ob->name . "/" . $_;
		1070	}
		1071
		1072	\@paths
1112	}	1073	}
1113		1074
1114	=item $player->ext_reply ($msgid, $msgtype, %msg)	1075	=item $player->ext_reply ($msgid, $msgtype, %msg)
1115		1076
1116	Sends an ext reply to the player.	1077	Sends an ext reply to the player.
1117		1078
1118	=cut	1079	=cut
1119		1080
1120	sub cf::player::ext_reply($$$%) {	1081	sub ext_reply($$$%) {
1121	my ($self, $id, %msg) = @_;	1082	my ($self, $id, %msg) = @_;
1122		1083
1123	$msg{msgid} = $id;	1084	$msg{msgid} = $id;
1124		1085
1125	$self->send ("ext " . to_json \%msg);	1086	$self->send ("ext " . cf::to_json \%msg);
1126	}	1087	}
		1088
		1089	package cf;
1127		1090
1128	=back	1091	=back
1129		1092
1130		1093
1131	=head3 cf::map	1094	=head3 cf::map
…		…
1137	package cf::map;	1100	package cf::map;
1138		1101
1139	use Fcntl;	1102	use Fcntl;
1140	use Coro::AIO;	1103	use Coro::AIO;
1141		1104
		1105	use overload
		1106	'""' => \&as_string;
		1107
1142	our $MAX_RESET = 7200;	1108	our $MAX_RESET = 3600;
1143	our $DEFAULT_RESET = 3600;	1109	our $DEFAULT_RESET = 3000;
1144		1110
1145	sub generate_random_map {	1111	sub generate_random_map {
1146	my ($path, $rmp) = @_;	1112	my ($self, $rmp) = @_;
1147		1113
1148	# mit "rum" bekleckern, nicht	1114	# mit "rum" bekleckern, nicht
1149	cf::map::_create_random_map	1115	$self->_create_random_map (
1150	$path,
1151	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1116	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1152	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1117	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1153	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1118	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1154	$rmp->{exit_on_final_map},	1119	$rmp->{exit_on_final_map},
1155	$rmp->{xsize}, $rmp->{ysize},	1120	$rmp->{xsize}, $rmp->{ysize},
1156	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1121	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1157	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1122	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1158	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1123	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1159	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1124	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1160	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1125	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1161	(cf::region::find $rmp->{region})	1126	(cf::region::find $rmp->{region}), $rmp->{custom}
		1127	)
		1128	}
		1129
		1130	sub register {
		1131	my (undef, $regex) = @_;
		1132	my $pkg = caller;
		1133
		1134	no strict;
		1135	push @{"$pkg\::ISA"}, __PACKAGE__;
		1136
		1137	$EXT_MAP{$pkg} = qr<$regex>;
		1138	}
		1139
		1140	# also paths starting with '/'
		1141	$EXT_MAP{"cf::map"} = qr{^(?=/)};
		1142
		1143	sub normalise {
		1144	my ($path, $base) = @_;
		1145
		1146	# map plan:
		1147	#
		1148	# /! non-realised random map exit (special hack!)
		1149	# {... are special paths that are not being touched
		1150	# ?xxx/... are special absolute paths
		1151	# ?random/... random maps
		1152	# /... normal maps
		1153	# ~user/... per-player map of a specific user
		1154
		1155	$path =~ s/$PATH_SEP/\//go;
		1156
		1157	# treat it as relative path if it starts with
		1158	# something that looks reasonable
		1159	if ($path =~ m{^(?:\./|\.\./|\w)}) {
		1160	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1161
		1162	$base =~ s{[^/]+/?$}{};
		1163	$path = "$base/$path";
		1164	}
		1165
		1166	for ($path) {
		1167	redo if s{//}{/};
		1168	redo if s{/\.?/}{/};
		1169	redo if s{/[^/]+/\.\./}{/};
		1170	}
		1171
		1172	$path
		1173	}
		1174
		1175	sub new_from_path {
		1176	my (undef, $path, $base) = @_;
		1177
		1178	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1179
		1180	$path = normalise $path, $base;
		1181
		1182	for my $pkg (keys %EXT_MAP) {
		1183	if ($path =~ $EXT_MAP{$pkg}) {
		1184	my $self = bless cf::map::new, $pkg;
		1185	$self->{path} = $path; $self->path ($path);
		1186	$self->init; # pass $1 etc.
		1187	return $self;
		1188	}
		1189	}
		1190
		1191	Carp::carp "unable to resolve path '$path'.";
		1192	()
		1193	}
		1194
		1195	sub init {
		1196	my ($self) = @_;
		1197
		1198	$self
		1199	}
		1200
		1201	sub as_string {
		1202	my ($self) = @_;
		1203
		1204	"$self->{path}"
		1205	}
		1206
		1207	# the displayed name, this is a one way mapping
		1208	sub visible_name {
		1209	&as_string
		1210	}
		1211
		1212	# the original (read-only) location
		1213	sub load_path {
		1214	my ($self) = @_;
		1215
		1216	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
		1217	}
		1218
		1219	# the temporary/swap location
		1220	sub save_path {
		1221	my ($self) = @_;
		1222
		1223	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1224	sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $path
		1225	}
		1226
		1227	# the unique path, undef == no special unique path
		1228	sub uniq_path {
		1229	my ($self) = @_;
		1230
		1231	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1232	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1162	}	1233	}
1163		1234
1164	# and all this just because we cannot iterate over	1235	# and all this just because we cannot iterate over
1165	# all maps in C++...	1236	# all maps in C++...
1166	sub change_all_map_light {	1237	sub change_all_map_light {
…		…
1168		1239
1169	$_->change_map_light ($change)	1240	$_->change_map_light ($change)
1170	for grep $_->outdoor, values %cf::MAP;	1241	for grep $_->outdoor, values %cf::MAP;
1171	}	1242	}
1172		1243
		1244	sub unlink_save {
		1245	my ($self) = @_;
		1246
		1247	utf8::encode (my $save = $self->save_path);
		1248	IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink $save;
		1249	IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink "$save.pst";
		1250	}
		1251
1173	sub try_load_header($) {	1252	sub load_header_from($) {
1174	my ($path) = @_;	1253	my ($self, $path) = @_;
1175		1254
1176	utf8::encode $path;	1255	utf8::encode $path;
1177	aio_open $path, O_RDONLY, 0	1256	aio_open $path, O_RDONLY, 0
1178	or return;	1257	or return;
1179		1258
1180	my $map = cf::map::new	1259	$self->_load_header ($path)
1181	or return;	1260	or return;
1182		1261
1183	$map->load_header ($path)	1262	$self->{load_path} = $path;
		1263
		1264	1
		1265	}
		1266
		1267	sub load_orig {
		1268	my ($self) = @_;
		1269
		1270	$self->load_header_from ($self->load_path)
		1271	}
		1272
		1273	sub load_temp {
		1274	my ($self) = @_;
		1275
		1276	$self->load_header_from ($self->save_path)
		1277	}
		1278
		1279	sub load_header {
		1280	my ($self) = @_;
		1281
		1282	if ($self->load_temp) {
		1283	$self->last_access ((delete $self->{last_access})
		1284	|| $cf::RUNTIME); #d#
		1285	# safety
		1286	$self->{instantiate_time} = $cf::RUNTIME
		1287	if $self->{instantiate_time} > $cf::RUNTIME;
		1288	} else {
		1289	$self->load_orig
1184	or return;	1290	or return;
1185		1291
1186	$map->{load_path} = $path;	1292	$self->{load_original} = 1;
		1293	$self->{instantiate_time} = $cf::RUNTIME;
		1294	$self->last_access ($cf::RUNTIME);
		1295	$self->instantiate;
		1296	}
1187		1297
1188	$map	1298	1
1189	}	1299	}
1190		1300
1191	sub find_map;	1301	sub find;
1192	sub find_map {	1302	sub find {
1193	my ($path, $origin) = @_;	1303	my ($path, $origin) = @_;
1194		1304
1195	#warn "find_map<$path,$origin>\n";#d#
1196
1197	$path = new cf::path $path, $origin && $origin->path;	1305	$path = normalise $path, $origin && $origin->path;
1198	my $key = $path->as_string;
1199		1306
1200	cf::lock_wait "map_find:$key";	1307	cf::lock_wait "map_find:$path";
1201		1308
1202	$cf::MAP{$key} || do {	1309	$cf::MAP{$path} || do {
1203	my $guard = cf::lock_acquire "map_find:$key";	1310	my $guard = cf::lock_acquire "map_find:$path";
1204		1311	my $map = new_from_path cf::map $path
1205	# do it the slow way
1206	my $map = try_load_header $path->save_path;
1207
1208	if ($map) {
1209	# safety
1210	$map->{instantiate_time} = $cf::RUNTIME
1211	if $map->{instantiate_time} > $cf::RUNTIME;
1212	} else {
1213	if (my $rmp = $path->random_map_params) {
1214	$map = generate_random_map $key, $rmp;
1215	} else {
1216	$map = try_load_header $path->load_path;
1217	}
1218
1219	$map or return;	1312	or return;
1220		1313
1221	$map->{load_original} = 1;
1222	$map->{instantiate_time} = $cf::RUNTIME;
1223	$map->instantiate;
1224
1225	# per-player maps become, after loading, normal maps
1226	$map->per_player (0) if $path->{user_rel};
1227	}
1228
1229	$map->path ($key);
1230	$map->{path} = $path;
1231	$map->{last_save} = $cf::RUNTIME;	1314	$map->{last_save} = $cf::RUNTIME;
1232	$map->last_access ($cf::RUNTIME);	1315
		1316	$map->load_header
		1317	or return;
1233		1318
1234	if ($map->should_reset) {	1319	if ($map->should_reset) {
1235	$map->reset;	1320	$map->reset;
1236	undef $guard;	1321	undef $guard;
1237	$map = find_map $path	1322	$map = find $path
1238	or return;	1323	or return;
1239	}	1324	}
1240		1325
1241	$cf::MAP{$key} = $map	1326	$cf::MAP{$path} = $map
1242	}	1327	}
1243	}	1328	}
1244		1329
1245	sub load {	1330	sub load {
1246	my ($self) = @_;	1331	my ($self) = @_;
1247		1332
1248	my $path = $self->{path};	1333	my $path = $self->{path};
1249	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1334	my $guard = cf::lock_acquire "map_load:$path";
1250		1335
1251	return if $self->in_memory != cf::MAP_SWAPPED;	1336	return if $self->in_memory != cf::MAP_SWAPPED;
1252		1337
1253	$self->in_memory (cf::MAP_LOADING);	1338	$self->in_memory (cf::MAP_LOADING);
1254		1339
1255	$self->alloc;	1340	$self->alloc;
1256	$self->load_objects ($self->{load_path}, 1)	1341	$self->_load_objects ($self->{load_path}, 1)
1257	or return;	1342	or return;
1258		1343
1259	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1344	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1260	if delete $self->{load_original};	1345	if delete $self->{load_original};
1261		1346
1262	if (my $uniq = $path->uniq_path) {	1347	if (my $uniq = $self->uniq_path) {
1263	utf8::encode $uniq;	1348	utf8::encode $uniq;
1264	if (aio_open $uniq, O_RDONLY, 0) {	1349	if (aio_open $uniq, O_RDONLY, 0) {
1265	$self->clear_unique_items;	1350	$self->clear_unique_items;
1266	$self->load_objects ($uniq, 0);	1351	$self->_load_objects ($uniq, 0);
1267	}	1352	}
1268	}	1353	}
		1354
		1355	Coro::cede;
1269		1356
1270	# now do the right thing for maps	1357	# now do the right thing for maps
1271	$self->link_multipart_objects;	1358	$self->link_multipart_objects;
1272		1359
1273	if ($self->{path}->is_style_map) {	1360	unless ($self->{deny_activate}) {
1274	$self->{deny_save} = 1;	1361	$self->decay_objects;
1275	$self->{deny_reset} = 1;
1276	} else {
1277	$self->fix_auto_apply;	1362	$self->fix_auto_apply;
1278	$self->decay_objects;
1279	$self->update_buttons;	1363	$self->update_buttons;
		1364	Coro::cede;
1280	$self->set_darkness_map;	1365	$self->set_darkness_map;
1281	$self->difficulty ($self->estimate_difficulty)	1366	$self->difficulty ($self->estimate_difficulty)
1282	unless $self->difficulty;	1367	unless $self->difficulty;
		1368	Coro::cede;
1283	$self->activate;	1369	$self->activate;
1284	}	1370	}
1285		1371
1286	$self->in_memory (cf::MAP_IN_MEMORY);	1372	$self->in_memory (cf::MAP_IN_MEMORY);
1287	}	1373	}
1288		1374
1289	sub load_map_sync {	1375	sub customise_for {
		1376	my ($self, $ob) = @_;
		1377
		1378	return find "~" . $ob->name . "/" . $self->{path}
		1379	if $self->per_player;
		1380
		1381	$self
		1382	}
		1383
		1384	# find and load all maps in the 3x3 area around a map
		1385	sub load_diag {
		1386	my ($map) = @_;
		1387
		1388	my @diag; # diagonal neighbours
		1389
		1390	for (0 .. 3) {
		1391	my $neigh = $map->tile_path ($_)
		1392	or next;
		1393	$neigh = find $neigh, $map
		1394	or next;
		1395	$neigh->load;
		1396
		1397	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1398	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1399	}
		1400
		1401	for (@diag) {
		1402	my $neigh = find @$_
		1403	or next;
		1404	$neigh->load;
		1405	}
		1406	}
		1407
		1408	sub find_sync {
1290	my ($path, $origin) = @_;	1409	my ($path, $origin) = @_;
1291		1410
1292	#warn "load_map_sync<$path, $origin>\n";#d#	1411	cf::sync_job { find $path, $origin }
		1412	}
1293		1413
1294	cf::sync_job {	1414	sub do_load_sync {
1295	my $map = cf::map::find_map $path, $origin	1415	my ($map) = @_;
		1416
		1417	cf::sync_job { $map->load };
		1418	}
		1419
		1420	our %MAP_PREFETCH;
		1421	our $MAP_PREFETCHER = Coro::async {
		1422	while () {
		1423	for my $path (keys %MAP_PREFETCH) {
		1424	my $map = find $path
1296	or return;	1425	or next;
1297	$map->load;	1426	$map->load;
1298	$map	1427
		1428	delete $MAP_PREFETCH{$path};
		1429	}
		1430	Coro::schedule;
1299	}	1431	}
		1432	};
		1433
		1434	sub find_async {
		1435	my ($path, $origin) = @_;
		1436
		1437	$path = normalise $path, $origin && $origin->{path};
		1438
		1439	if (my $map = $cf::MAP{$path}) {
		1440	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1441	}
		1442
		1443	$MAP_PREFETCH{$path} = 0;
		1444	$MAP_PREFETCHER->ready;
		1445
		1446	()
1300	}	1447	}
1301		1448
1302	sub save {	1449	sub save {
1303	my ($self) = @_;	1450	my ($self) = @_;
1304		1451
		1452	my $lock = cf::lock_acquire "map_data:" . $self->path;
		1453
1305	$self->{last_save} = $cf::RUNTIME;	1454	$self->{last_save} = $cf::RUNTIME;
1306		1455
1307	return unless $self->dirty;	1456	return unless $self->dirty;
1308		1457
1309	my $save = $self->{path}->save_path; utf8::encode $save;	1458	my $save = $self->save_path; utf8::encode $save;
1310	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1459	my $uniq = $self->uniq_path; utf8::encode $uniq;
1311		1460
1312	$self->{load_path} = $save;	1461	$self->{load_path} = $save;
1313		1462
1314	return if $self->{deny_save};	1463	return if $self->{deny_save};
1315		1464
		1465	local $self->{last_access} = $self->last_access;#d#
		1466
		1467	cf::async {
		1468	$_->contr->save for $self->players;
		1469	};
		1470
1316	if ($uniq) {	1471	if ($uniq) {
1317	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1472	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1318	$self->save_objects ($uniq, cf::IO_UNIQUES);	1473	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1319	} else {	1474	} else {
1320	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1475	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1321	}	1476	}
1322	}	1477	}
1323		1478
1324	sub swap_out {	1479	sub swap_out {
1325	my ($self) = @_;	1480	my ($self) = @_;
		1481
		1482	# save first because save cedes
		1483	$self->save;
		1484
		1485	my $lock = cf::lock_acquire "map_data:" . $self->path;
1326		1486
1327	return if $self->players;	1487	return if $self->players;
1328	return if $self->in_memory != cf::MAP_IN_MEMORY;	1488	return if $self->in_memory != cf::MAP_IN_MEMORY;
1329	return if $self->{deny_save};	1489	return if $self->{deny_save};
1330		1490
1331	$self->save;
1332	$self->clear;	1491	$self->clear;
1333	$self->in_memory (cf::MAP_SWAPPED);	1492	$self->in_memory (cf::MAP_SWAPPED);
1334	}	1493	}
1335		1494
1336	sub reset_at {	1495	sub reset_at {
1337	my ($self) = @_;	1496	my ($self) = @_;
1338		1497
1339	# TODO: safety, remove and allow resettable per-player maps	1498	# TODO: safety, remove and allow resettable per-player maps
1340	return 1e99 if $self->{path}{user_rel};	1499	return 1e99 if $self->isa ("ext::map_per_player");
1341	return 1e99 if $self->{deny_reset};	1500	return 1e99 if $self->{deny_reset};
1342		1501
1343	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1502	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1344	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1503	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1345		1504
…		…
1350	my ($self) = @_;	1509	my ($self) = @_;
1351		1510
1352	$self->reset_at <= $cf::RUNTIME	1511	$self->reset_at <= $cf::RUNTIME
1353	}	1512	}
1354		1513
1355	sub unlink_save {
1356	my ($self) = @_;
1357
1358	utf8::encode (my $save = $self->{path}->save_path);
1359	aioreq_pri 3; IO::AIO::aio_unlink $save;
1360	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1361	}
1362
1363	sub rename {	1514	sub rename {
1364	my ($self, $new_path) = @_;	1515	my ($self, $new_path) = @_;
1365		1516
		1517	normalise $new_path;
		1518
1366	$self->unlink_save;	1519	$self->unlink_save;
1367		1520
1368	delete $cf::MAP{$self->path};	1521	delete $cf::MAP{$self->path};
1369	$self->{path} = new cf::path $new_path;	1522	$self->{path} = $new_path; $self->path ($self->{path});
1370	$self->path ($self->{path}->as_string);
1371	$cf::MAP{$self->path} = $self;	1523	$cf::MAP{$self->path} = $self;
1372		1524
1373	$self->save;	1525	$self->save;
1374	}	1526	}
1375		1527
1376	sub reset {	1528	sub reset {
1377	my ($self) = @_;	1529	my ($self) = @_;
1378		1530
		1531	my $lock = cf::lock_acquire "map_data:$self->{path}";
		1532
1379	return if $self->players;	1533	return if $self->players;
1380	return if $self->{path}{user_rel};#d#	1534	return if $self->isa ("ext::map_per_player");#d#
1381		1535
1382	warn "resetting map ", $self->path;#d#	1536	warn "resetting map ", $self->path;#d#
1383		1537
1384	delete $cf::MAP{$self->path};	1538	delete $cf::MAP{$self->path};
		1539
		1540	$self->in_memory (cf::MAP_SWAPPED);
		1541	$self->clear;
1385		1542
1386	$_->clear_links_to ($self) for values %cf::MAP;	1543	$_->clear_links_to ($self) for values %cf::MAP;
1387		1544
1388	$self->unlink_save;	1545	$self->unlink_save;
1389	$self->destroy;	1546	$self->destroy;
…		…
1398	$self->reset_timeout (1);	1555	$self->reset_timeout (1);
1399	$self->rename ("{nuke}/" . ($nuke_counter++));	1556	$self->rename ("{nuke}/" . ($nuke_counter++));
1400	$self->reset; # polite request, might not happen	1557	$self->reset; # polite request, might not happen
1401	}	1558	}
1402		1559
1403	sub customise_for {	1560	=item cf::map::unique_maps
1404	my ($map, $ob) = @_;
1405		1561
1406	if ($map->per_player) {	1562	Returns an arrayref of paths of all shared maps that have
1407	return cf::map::find_map "~" . $ob->name . "/" . $map->{path}{path};	1563	instantiated unique items. May block.
1408	}
1409		1564
1410	$map	1565	=cut
1411	}
1412		1566
1413	sub emergency_save {	1567	sub unique_maps() {
1414	local $cf::FREEZE = 1;	1568	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1569	or return;
1415		1570
1416	warn "enter emergency map save\n";	1571	my @paths;
1417		1572
1418	cf::sync_job {	1573	for (@$files) {
1419	warn "begin emergency map save\n";	1574	utf8::decode $_;
1420	$_->save for values %cf::MAP;	1575	next if /\.pst$/;
		1576	next unless /^$PATH_SEP/o;
		1577
		1578	s/\.map$//;
		1579	push @paths, $_;
1421	};	1580	}
1422		1581
1423	warn "end emergency map save\n";	1582	\@paths
1424	}	1583	}
1425		1584
1426	package cf;	1585	package cf;
1427		1586
1428	=back	1587	=back
1429		1588
		1589	=head3 cf::object
		1590
		1591	=cut
		1592
		1593	package cf::object;
		1594
		1595	=over 4
		1596
		1597	=item $ob->inv_recursive
		1598
		1599	Returns the inventory of the object _and_ their inventories, recursively.
		1600
		1601	=cut
		1602
		1603	sub inv_recursive_;
		1604	sub inv_recursive_ {
		1605	map { $_, inv_recursive_ $_->inv } @_
		1606	}
		1607
		1608	sub inv_recursive {
		1609	inv_recursive_ inv $_[0]
		1610	}
		1611
		1612	package cf;
		1613
		1614	=back
1430		1615
1431	=head3 cf::object::player	1616	=head3 cf::object::player
1432		1617
1433	=over 4	1618	=over 4
1434		1619
…		…
1474		1659
1475	=item $player_object->enter_link	1660	=item $player_object->enter_link
1476		1661
1477	Freezes the player and moves him/her to a special map (C<{link}>).	1662	Freezes the player and moves him/her to a special map (C<{link}>).
1478		1663
1479	The player should be reaosnably safe there for short amounts of time. You	1664	The player should be reasonably safe there for short amounts of time. You
1480	I<MUST> call C<leave_link> as soon as possible, though.	1665	I<MUST> call C<leave_link> as soon as possible, though.
1481		1666
		1667	Will never block.
		1668
1482	=item $player_object->leave_link ($map, $x, $y)	1669	=item $player_object->leave_link ($map, $x, $y)
1483		1670
1484	Moves the player out of the specila link map onto the given map. If the	1671	Moves the player out of the special C<{link}> map onto the specified
1485	map is not valid (or omitted), the player will be moved back to the	1672	map. If the map is not valid (or omitted), the player will be moved back
1486	location he/she was before the call to C<enter_link>, or, if that fails,	1673	to the location he/she was before the call to C<enter_link>, or, if that
1487	to the emergency map position.	1674	fails, to the emergency map position.
1488		1675
1489	Might block.	1676	Might block.
1490		1677
1491	=cut	1678	=cut
		1679
		1680	sub link_map {
		1681	unless ($LINK_MAP) {
		1682	$LINK_MAP = cf::map::find "{link}"
		1683	or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 };
		1684	$LINK_MAP->load;
		1685	}
		1686
		1687	$LINK_MAP
		1688	}
1492		1689
1493	sub cf::object::player::enter_link {	1690	sub cf::object::player::enter_link {
1494	my ($self) = @_;	1691	my ($self) = @_;
1495		1692
1496	$self->deactivate_recursive;	1693	$self->deactivate_recursive;
1497		1694
1498	return if $self->map == $LINK_MAP;	1695	return if UNIVERSAL::isa $self->map, "ext::map_link";
1499		1696
1500	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1697	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1501	if $self->map;	1698	if $self->map;
1502		1699
1503	$self->enter_map ($LINK_MAP, 20, 20);	1700	$self->enter_map ($LINK_MAP || link_map, 20, 20);
1504	}	1701	}
1505		1702
1506	sub cf::object::player::leave_link {	1703	sub cf::object::player::leave_link {
1507	my ($self, $map, $x, $y) = @_;	1704	my ($self, $map, $x, $y) = @_;
1508		1705
1509	my $link_pos = delete $self->{_link_pos};	1706	my $link_pos = delete $self->{_link_pos};
1510		1707
1511	unless ($map) {	1708	unless ($map) {
1512	# restore original map position	1709	# restore original map position
1513	($map, $x, $y) = @{ $link_pos || [] };	1710	($map, $x, $y) = @{ $link_pos || [] };
1514	$map = cf::map::find_map $map;	1711	$map = cf::map::find $map;
1515		1712
1516	unless ($map) {	1713	unless ($map) {
1517	($map, $x, $y) = @$EMERGENCY_POSITION;	1714	($map, $x, $y) = @$EMERGENCY_POSITION;
1518	$map = cf::map::find_map $map	1715	$map = cf::map::find $map
1519	or die "FATAL: cannot load emergency map\n";	1716	or die "FATAL: cannot load emergency map\n";
1520	}	1717	}
1521	}	1718	}
1522		1719
1523	($x, $y) = (-1, -1)	1720	($x, $y) = (-1, -1)
…		…
1526	# use -1 or undef as default coordinates, not 0, 0	1723	# use -1 or undef as default coordinates, not 0, 0
1527	($x, $y) = ($map->enter_x, $map->enter_y)	1724	($x, $y) = ($map->enter_x, $map->enter_y)
1528	if $x <=0 && $y <= 0;	1725	if $x <=0 && $y <= 0;
1529		1726
1530	$map->load;	1727	$map->load;
		1728	$map->load_diag;
1531		1729
		1730	return unless $self->contr->active;
1532	$self->activate_recursive;	1731	$self->activate_recursive;
1533	$self->enter_map ($map, $x, $y);	1732	$self->enter_map ($map, $x, $y);
1534	}	1733	}
1535		1734
1536	cf::player->attach (	1735	cf::player->attach (
…		…
1549		1748
1550	# try to abort aborted map switching on player login :)	1749	# try to abort aborted map switching on player login :)
1551	# should happen only on crashes	1750	# should happen only on crashes
1552	if ($pl->ob->{_link_pos}) {	1751	if ($pl->ob->{_link_pos}) {
1553	$pl->ob->enter_link;	1752	$pl->ob->enter_link;
1554	cf::async {	1753	(async {
1555	# we need this sleep as the login has a concurrent enter_exit running	1754	# we need this sleep as the login has a concurrent enter_exit running
1556	# and this sleep increases chances of the player not ending up in scorn	1755	# and this sleep increases chances of the player not ending up in scorn
		1756	$pl->ob->reply (undef,
		1757	"There was an internal problem at your last logout, "
		1758	. "the server will try to bring you to your intended destination in a second.",
		1759	cf::NDI_RED);
1557	Coro::Timer::sleep 1;	1760	Coro::Timer::sleep 1;
1558	$pl->ob->leave_link;	1761	$pl->ob->leave_link;
1559	};	1762	})->prio (2);
1560	}	1763	}
1561	},	1764	},
1562	);	1765	);
1563		1766
1564	=item $player_object->goto_map ($path, $x, $y)	1767	=item $player_object->goto ($path, $x, $y)
1565		1768
1566	=cut	1769	=cut
1567		1770
1568	sub cf::object::player::goto_map {	1771	sub cf::object::player::goto {
1569	my ($self, $path, $x, $y) = @_;	1772	my ($self, $path, $x, $y) = @_;
1570		1773
1571	$self->enter_link;	1774	$self->enter_link;
1572		1775
1573	(cf::async {	1776	(async {
1574	$path = new cf::path $path;
1575
1576	my $map = cf::map::find_map $path->as_string;	1777	my $map = cf::map::find $path;
1577	$map = $map->customise_for ($self) if $map;	1778	$map = $map->customise_for ($self) if $map;
1578		1779
1579	# warn "entering ", $map->path, " at ($x, $y)\n"	1780	# warn "entering ", $map->path, " at ($x, $y)\n"
1580	# if $map;	1781	# if $map;
1581		1782
1582	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1783	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1583		1784
1584	$self->leave_link ($map, $x, $y);	1785	$self->leave_link ($map, $x, $y);
1585	})->prio (1);	1786	})->prio (1);
1586	}	1787	}
1587		1788
…		…
1640		1841
1641	return unless $self->type == cf::PLAYER;	1842	return unless $self->type == cf::PLAYER;
1642		1843
1643	$self->enter_link;	1844	$self->enter_link;
1644		1845
1645	(cf::async {	1846	(async {
		1847	$self->deactivate_recursive; # just to be sure
1646	unless (eval {	1848	unless (eval {
1647	prepare_random_map $exit	1849	prepare_random_map $exit
1648	if $exit->slaying eq "/!";	1850	if $exit->slaying eq "/!";
1649		1851
1650	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;	1852	my $path = new_from_path cf::map $exit->slaying, $exit->map && $exit->map->path;
1651	$self->goto_map ($path, $exit->stats->hp, $exit->stats->sp);	1853	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1652		1854
1653	1;	1855	1;
1654	}) {	1856	}) {
1655	$self->message ("Something went wrong deep within the crossfire server. "	1857	$self->message ("Something went wrong deep within the crossfire server. "
1656	. "I'll try to bring you back to the map you were before. "	1858	. "I'll try to bring you back to the map you were before. "
1657	. "Please report this to the dungeon master",	1859	. "Please report this to the dungeon master!",
1658	cf::NDI_UNIQUE | cf::NDI_RED);	1860	cf::NDI_UNIQUE | cf::NDI_RED);
1659		1861
1660	warn "ERROR in enter_exit: $@";	1862	warn "ERROR in enter_exit: $@";
1661	$self->leave_link;	1863	$self->leave_link;
1662	}	1864	}
…		…
1713	on_reply => sub {	1915	on_reply => sub {
1714	my ($ns, $msg) = @_;	1916	my ($ns, $msg) = @_;
1715		1917
1716	# this weird shuffling is so that direct followup queries	1918	# this weird shuffling is so that direct followup queries
1717	# get handled first	1919	# get handled first
1718	my $queue = delete $ns->{query_queue};	1920	my $queue = delete $ns->{query_queue}
		1921	or return; # be conservative, not sure how that can happen, but we saw a crash here
1719		1922
1720	(shift @$queue)->[1]->($msg);	1923	(shift @$queue)->[1]->($msg);
1721		1924
1722	push @{ $ns->{query_queue} }, @$queue;	1925	push @{ $ns->{query_queue} }, @$queue;
1723		1926
…		…
1729	}	1932	}
1730	}	1933	}
1731	},	1934	},
1732	);	1935	);
1733		1936
1734	=item $client->coro (\&cb)	1937	=item $client->async (\&cb)
1735		1938
1736	Create a new coroutine, running the specified callback. The coroutine will	1939	Create a new coroutine, running the specified callback. The coroutine will
1737	be automatically cancelled when the client gets destroyed (e.g. on logout,	1940	be automatically cancelled when the client gets destroyed (e.g. on logout,
1738	or loss of connection).	1941	or loss of connection).
1739		1942
1740	=cut	1943	=cut
1741		1944
1742	sub cf::client::coro {	1945	sub cf::client::async {
1743	my ($self, $cb) = @_;	1946	my ($self, $cb) = @_;
1744		1947
1745	my $coro = &cf::async ($cb);	1948	my $coro = &Coro::async ($cb);
1746		1949
1747	$coro->on_destroy (sub {	1950	$coro->on_destroy (sub {
1748	delete $self->{_coro}{$coro+0};	1951	delete $self->{_coro}{$coro+0};
1749	});	1952	});
1750		1953
…		…
1985	open my $fh, "<:utf8", cf::confdir . "/config"	2188	open my $fh, "<:utf8", cf::confdir . "/config"
1986	or return;	2189	or return;
1987		2190
1988	local $/;	2191	local $/;
1989	*CFG = YAML::Syck::Load <$fh>;	2192	*CFG = YAML::Syck::Load <$fh>;
		2193
		2194	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
		2195
		2196	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
		2197	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
		2198
		2199	if (exists $CFG{mlockall}) {
		2200	eval {
		2201	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
		2202	and die "WARNING: m(un)lockall failed: $!\n";
		2203	};
		2204	warn $@ if $@;
		2205	}
1990	}	2206	}
1991		2207
1992	sub main {	2208	sub main {
1993	# we must not ever block the main coroutine	2209	# we must not ever block the main coroutine
1994	local $Coro::idle = sub {	2210	local $Coro::idle = sub {
1995	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2211	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
1996	(Coro::unblock_sub {
1997	Event::one_event;	2212	async { Event::one_event };
1998	})->();
1999	};	2213	};
2000		2214
2001	cfg_load;	2215	cfg_load;
2002	db_load;	2216	db_load;
2003	load_extensions;	2217	load_extensions;
2004	Event::loop;	2218	Event::loop;
2005	}	2219	}
2006		2220
2007	#############################################################################	2221	#############################################################################
2008	# initialisation	2222	# initialisation and cleanup
		2223
		2224	# install some emergency cleanup handlers
		2225	BEGIN {
		2226	for my $signal (qw(INT HUP TERM)) {
		2227	Event->signal (
		2228	data => WF_AUTOCANCEL,
		2229	signal => $signal,
		2230	cb => sub {
		2231	cf::cleanup "SIG$signal";
		2232	},
		2233	);
		2234	}
		2235	}
		2236
		2237	sub emergency_save() {
		2238	my $freeze_guard = cf::freeze_mainloop;
		2239
		2240	warn "enter emergency perl save\n";
		2241
		2242	cf::sync_job {
		2243	# use a peculiar iteration method to avoid tripping on perl
		2244	# refcount bugs in for. also avoids problems with players
		2245	# and maps saved/destroyed asynchronously.
		2246	warn "begin emergency player save\n";
		2247	for my $login (keys %cf::PLAYER) {
		2248	my $pl = $cf::PLAYER{$login} or next;
		2249	$pl->valid or next;
		2250	$pl->save;
		2251	}
		2252	warn "end emergency player save\n";
		2253
		2254	warn "begin emergency map save\n";
		2255	for my $path (keys %cf::MAP) {
		2256	my $map = $cf::MAP{$path} or next;
		2257	$map->valid or next;
		2258	$map->save;
		2259	}
		2260	warn "end emergency map save\n";
		2261	};
		2262
		2263	warn "leave emergency perl save\n";
		2264	}
2009		2265
2010	sub reload() {	2266	sub reload() {
2011	# can/must only be called in main	2267	# can/must only be called in main
2012	if ($Coro::current != $Coro::main) {	2268	if ($Coro::current != $Coro::main) {
2013	warn "can only reload from main coroutine\n";	2269	warn "can only reload from main coroutine\n";
2014	return;	2270	return;
2015	}	2271	}
2016		2272
2017	warn "reloading...";	2273	warn "reloading...";
2018		2274
2019	local $FREEZE = 1;	2275	warn "freezing server";
		2276	my $guard = freeze_mainloop;
2020	cf::emergency_save;	2277	cf::emergency_save;
		2278
		2279	warn "sync database to disk";
		2280	cf::db_sync;
		2281	IO::AIO::flush;
2021		2282
2022	eval {	2283	eval {
2023	# if anything goes wrong in here, we should simply crash as we already saved	2284	# if anything goes wrong in here, we should simply crash as we already saved
2024		2285
2025	# cancel all watchers	2286	warn "cancel all watchers";
2026	for (Event::all_watchers) {	2287	for (Event::all_watchers) {
2027	$_->cancel if $_->data & WF_AUTOCANCEL;	2288	$_->cancel if $_->data & WF_AUTOCANCEL;
2028	}	2289	}
2029		2290
2030	# cancel all extension coros	2291	warn "cancel all extension coros";
2031	$_->cancel for values %EXT_CORO;	2292	$_->cancel for values %EXT_CORO;
2032	%EXT_CORO = ();	2293	%EXT_CORO = ();
2033		2294
		2295	warn "remove commands";
		2296	%COMMAND = ();
		2297
		2298	warn "remove ext commands";
		2299	%EXTCMD = ();
		2300
2034	# unload all extensions	2301	warn "unload/nuke all extensions";
2035	for (@exts) {	2302	for my $pkg (@EXTS) {
2036	warn "unloading <$_>";	2303	warn "... unloading $pkg";
2037	unload_extension $_;	2304
		2305	if (my $cb = $pkg->can ("unload")) {
		2306	eval {
		2307	$cb->($pkg);
		2308	1
		2309	} or warn "$pkg unloaded, but with errors: $@";
2038	}	2310	}
2039		2311
		2312	warn "... nuking $pkg";
		2313	Symbol::delete_package $pkg;
		2314	}
		2315
2040	# unload all modules loaded from $LIBDIR	2316	warn "unload all perl modules loaded from $LIBDIR";
2041	while (my ($k, $v) = each %INC) {	2317	while (my ($k, $v) = each %INC) {
2042	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2318	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2043		2319
2044	warn "removing <$k>";	2320	warn "removing <$k>";
2045	delete $INC{$k};	2321	delete $INC{$k};
…		…
2052	}	2328	}
2053		2329
2054	Symbol::delete_package $k;	2330	Symbol::delete_package $k;
2055	}	2331	}
2056		2332
2057	# sync database to disk
2058	cf::db_sync;
2059	IO::AIO::flush;
2060
2061	# get rid of safe::, as good as possible	2333	warn "get rid of safe::, as good as possible";
2062	Symbol::delete_package "safe::$_"	2334	Symbol::delete_package "safe::$_"
2063	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2335	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2064		2336
2065	# remove register_script_function callbacks
2066	# TODO
2067
2068	# unload cf.pm "a bit"	2337	warn "unload cf.pm \"a bit\"";
2069	delete $INC{"cf.pm"};	2338	delete $INC{"cf.pm"};
2070		2339
2071	# don't, removes xs symbols, too,	2340	# don't, removes xs symbols, too,
2072	# and global variables created in xs	2341	# and global variables created in xs
2073	#Symbol::delete_package __PACKAGE__;	2342	#Symbol::delete_package __PACKAGE__;
2074		2343
2075	# reload cf.pm
2076	warn "reloading cf.pm";	2344	warn "reloading cf.pm";
2077	require cf;	2345	require cf;
2078	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2346	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2079		2347
2080	# load config and database again	2348	warn "load config and database again";
2081	cf::cfg_load;	2349	cf::cfg_load;
2082	cf::db_load;	2350	cf::db_load;
2083		2351
2084	# load extensions
2085	warn "load extensions";	2352	warn "load extensions";
2086	cf::load_extensions;	2353	cf::load_extensions;
2087		2354
2088	# reattach attachments to objects	2355	warn "reattach attachments to objects/players";
2089	warn "reattach";
2090	_global_reattach;	2356	_global_reattach;
		2357	warn "reattach attachments to maps";
		2358	reattach $_ for values %MAP;
2091	};	2359	};
2092		2360
2093	if ($@) {	2361	if ($@) {
2094	warn $@;	2362	warn $@;
2095	warn "error while reloading, exiting.";	2363	warn "error while reloading, exiting.";
2096	exit 1;	2364	exit 1;
2097	}	2365	}
2098		2366
2099	warn "reloaded successfully";	2367	warn "reloaded";
2100	};	2368	};
2101
2102	#############################################################################
2103
2104	unless ($LINK_MAP) {
2105	$LINK_MAP = cf::map::new;
2106
2107	$LINK_MAP->width (41);
2108	$LINK_MAP->height (41);
2109	$LINK_MAP->alloc;
2110	$LINK_MAP->path ("{link}");
2111	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2112	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2113
2114	# dirty hack because... archetypes are not yet loaded
2115	Event->timer (
2116	after => 2,
2117	cb => sub {
2118	$_[0]->w->cancel;
2119
2120	# provide some exits "home"
2121	my $exit = cf::object::new "exit";
2122
2123	$exit->slaying ($EMERGENCY_POSITION->[0]);
2124	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2125	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2126
2127	$LINK_MAP->insert ($exit->clone, 19, 19);
2128	$LINK_MAP->insert ($exit->clone, 19, 20);
2129	$LINK_MAP->insert ($exit->clone, 19, 21);
2130	$LINK_MAP->insert ($exit->clone, 20, 19);
2131	$LINK_MAP->insert ($exit->clone, 20, 21);
2132	$LINK_MAP->insert ($exit->clone, 21, 19);
2133	$LINK_MAP->insert ($exit->clone, 21, 20);
2134	$LINK_MAP->insert ($exit->clone, 21, 21);
2135
2136	$exit->destroy;
2137	});
2138
2139	$LINK_MAP->{deny_save} = 1;
2140	$LINK_MAP->{deny_reset} = 1;
2141
2142	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2143	}
2144
2145	register "<global>", __PACKAGE__;
2146		2369
2147	register_command "reload" => sub {	2370	register_command "reload" => sub {
2148	my ($who, $arg) = @_;	2371	my ($who, $arg) = @_;
2149		2372
2150	if ($who->flag (FLAG_WIZ)) {	2373	if ($who->flag (FLAG_WIZ)) {
…		…
2160	reentrant => 0,	2383	reentrant => 0,
2161	prio => 0,	2384	prio => 0,
2162	at => $NEXT_TICK || $TICK,	2385	at => $NEXT_TICK || $TICK,
2163	data => WF_AUTOCANCEL,	2386	data => WF_AUTOCANCEL,
2164	cb => sub {	2387	cb => sub {
2165	unless ($FREEZE) {	2388	$NOW = Event::time;
		2389
2166	cf::server_tick; # one server iteration	2390	cf::server_tick; # one server iteration
2167	$RUNTIME += $TICK;	2391	$RUNTIME += $TICK;
2168	}
2169
2170	$NEXT_TICK += $TICK;	2392	$NEXT_TICK += $TICK;
		2393
		2394	$WAIT_FOR_TICK->broadcast;
		2395	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2171		2396
2172	# if we are delayed by four ticks or more, skip them all	2397	# if we are delayed by four ticks or more, skip them all
2173	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2398	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2174		2399
2175	$TICK_WATCHER->at ($NEXT_TICK);	2400	$TICK_WATCHER->at ($NEXT_TICK);

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