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Comparing cf.schmorp.de/server/lib/cf.pm (file contents):
Revision 1.110 by root, Mon Jan 1 11:21:55 2007 UTC vs.
Revision 1.167 by root, Sat Jan 13 23:32:43 2007 UTC

…		…
8	use Storable;	8	use Storable;
9	use Opcode;	9	use Opcode;
10	use Safe;	10	use Safe;
11	use Safe::Hole;	11	use Safe::Hole;
12		12
13	use Coro 3.3;	13	use Coro 3.3 ();
14	use Coro::Event;	14	use Coro::Event;
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 $json
165		196
…		…
180		211
181	sub to_json($) {	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	}
		216
		217	=item cf::lock_wait $string
		218
		219	Wait until the given lock is available. See cf::lock_acquire.
		220
		221	=item my $lock = cf::lock_acquire $string
		222
		223	Wait until the given lock is available and then acquires it and returns
		224	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
		225	for example when the coroutine gets canceled), the lock is automatically
		226	returned.
		227
		228	Lock names should begin with a unique identifier (for example, cf::map::find
		229	uses map_find and cf::map::load uses map_load).
		230
		231	=cut
		232
		233	our %LOCK;
		234
		235	sub lock_wait($) {
		236	my ($key) = @_;
		237
		238	# wait for lock, if any
		239	while ($LOCK{$key}) {
		240	push @{ $LOCK{$key} }, $Coro::current;
		241	Coro::schedule;
		242	}
		243	}
		244
		245	sub lock_acquire($) {
		246	my ($key) = @_;
		247
		248	# wait, to be sure we are not locked
		249	lock_wait $key;
		250
		251	$LOCK{$key} = [];
		252
		253	Coro::guard {
		254	# wake up all waiters, to be on the safe side
		255	$_->ready for @{ delete $LOCK{$key} };
		256	}
		257	}
		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	$guard
		265	}
		266
		267	=item cf::async { BLOCK }
		268
		269	Currently the same as Coro::async_pool, meaning you cannot use
		270	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
		271	thing you are allowed to do is call C<prio> on it.
		272
		273	=cut
		274
		275	BEGIN { *async = \&Coro::async_pool }
185		276
186	=item cf::sync_job { BLOCK }	277	=item cf::sync_job { BLOCK }
187		278
188	The design of crossfire+ requires that the main coro ($Coro::main) is	279	The design of crossfire+ requires that the main coro ($Coro::main) is
189	always able to handle events or runnable, as crossfire+ is only partly	280	always able to handle events or runnable, as crossfire+ is only partly
…		…
197	=cut	288	=cut
198		289
199	sub sync_job(&) {	290	sub sync_job(&) {
200	my ($job) = @_;	291	my ($job) = @_;
201		292
202	my $busy = 1;
203	my @res;
204
205	my $coro = Coro::async {
206	@res = eval { $job->() };
207	warn $@ if $@;
208	undef $busy;
209	};
210
211	if ($Coro::current == $Coro::main) {	293	if ($Coro::current == $Coro::main) {
		294	# this is the main coro, too bad, we have to block
		295	# till the operation succeeds, freezing the server :/
		296
212	# TODO: use suspend/resume instead	297	# TODO: use suspend/resume instead
213	local $FREEZE = 1;	298	# (but this is cancel-safe)
		299	my $freeze_guard = freeze_mainloop;
		300
		301	my $busy = 1;
		302	my @res;
		303
		304	(async {
		305	@res = eval { $job->() };
		306	warn $@ if $@;
		307	undef $busy;
214	$coro->prio (Coro::PRIO_MAX);	308	})->prio (Coro::PRIO_MAX);
		309
215	while ($busy) {	310	while ($busy) {
216	Coro::cede_notself;	311	Coro::cede or Event::one_event;
217	Event::one_event unless Coro::nready;
218	}	312	}
		313
		314	wantarray ? @res : $res[0]
219	} else {	315	} else {
220	$coro->join;	316	# we are in another coroutine, how wonderful, everything just works
		317
		318	$job->()
221	}	319	}
222
223	wantarray ? @res : $res[0]
224	}	320	}
225		321
226	=item $coro = cf::coro { BLOCK }	322	=item $coro = cf::async_ext { BLOCK }
227		323
228	Creates and returns a new coro. This coro is automcatially being canceled	324	Like async, but this coro is automatically being canceled when the
229	when the extension calling this is being unloaded.	325	extension calling this is being unloaded.
230		326
231	=cut	327	=cut
232		328
233	sub coro(&) {	329	sub async_ext(&) {
234	my $cb = shift;	330	my $cb = shift;
235		331
236	my $coro; $coro = async {	332	my $coro = &Coro::async ($cb);
237	eval {
238	$cb->();
239	};
240	warn $@ if $@;
241	};
242		333
243	$coro->on_destroy (sub {	334	$coro->on_destroy (sub {
244	delete $EXT_CORO{$coro+0};	335	delete $EXT_CORO{$coro+0};
245	});	336	});
246	$EXT_CORO{$coro+0} = $coro;	337	$EXT_CORO{$coro+0} = $coro;
247		338
248	$coro	339	$coro
249	}	340	}
250		341
251	sub write_runtime {	342	sub write_runtime {
		343	return unless $TICK_WATCHER->is_active;
		344
252	my $runtime = cf::localdir . "/runtime";	345	my $runtime = cf::localdir . "/runtime";
253		346
254	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	347	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
255	or return;	348	or return;
256		349
257	my $value = $cf::RUNTIME;	350	my $value = $cf::RUNTIME + 1 + 10; # 10 is the runtime save interval, for a monotonic clock
258	(aio_write $fh, 0, (length $value), $value, 0) <= 0	351	(aio_write $fh, 0, (length $value), $value, 0) <= 0
259	and return;	352	and return;
260		353
261	aio_fsync $fh	354	aio_fsync $fh
262	and return;	355	and return;
…		…
271	}	364	}
272		365
273	=back	366	=back
274		367
275	=cut	368	=cut
276
277	#############################################################################
278
279	package cf::path;
280
281	sub new {
282	my ($class, $path, $base) = @_;
283
284	$path = $path->as_string if ref $path;
285
286	my $self = bless { }, $class;
287
288	if ($path =~ s{^\?random/}{}) {
289	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
290	$self->{random} = cf::from_json $data;
291	} else {
292	if ($path =~ s{^~([^/]+)?}{}) {
293	$self->{user_rel} = 1;
294
295	if (defined $1) {
296	$self->{user} = $1;
297	} elsif ($base =~ m{^~([^/]+)/}) {
298	$self->{user} = $1;
299	} else {
300	warn "cannot resolve user-relative path without user <$path,$base>\n";
301	}
302	} elsif ($path =~ /^\//) {
303	# already absolute
304	} else {
305	$base =~ s{[^/]+/?$}{};
306	return $class->new ("$base/$path");
307	}
308
309	for ($path) {
310	redo if s{/\.?/}{/};
311	redo if s{/[^/]+/\.\./}{/};
312	}
313	}
314
315	$self->{path} = $path;
316
317	$self
318	}
319
320	# the name / primary key / in-game path
321	sub as_string {
322	my ($self) = @_;
323
324	$self->{user_rel} ? "~$self->{user}$self->{path}"
325	: $self->{random} ? "?random/$self->{path}"
326	: $self->{path}
327	}
328
329	# the displayed name, this is a one way mapping
330	sub visible_name {
331	my ($self) = @_;
332
333	# if (my $rmp = $self->{random}) {
334	# # todo: be more intelligent about this
335	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
336	# } else {
337	$self->as_string
338	# }
339	}
340
341	# escape the /'s in the path
342	sub _escaped_path {
343	# ∕ is U+2215
344	(my $path = $_[0]{path}) =~ s/\//∕/g;
345	$path
346	}
347
348	# the original (read-only) location
349	sub load_path {
350	my ($self) = @_;
351
352	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
353	}
354
355	# the temporary/swap location
356	sub save_path {
357	my ($self) = @_;
358
359	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
360	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
361	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
362	}
363
364	# the unique path, might be eq to save_path
365	sub uniq_path {
366	my ($self) = @_;
367
368	$self->{user_rel} || $self->{random}
369	? undef
370	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
371	}
372
373	# return random map parameters, or undef
374	sub random_map_params {
375	my ($self) = @_;
376
377	$self->{random}
378	}
379
380	# this is somewhat ugly, but style maps do need special treatment
381	sub is_style_map {
382	$_[0]{path} =~ m{^/styles/}
383	}
384
385	package cf;
386		369
387	#############################################################################	370	#############################################################################
388		371
389	=head2 ATTACHABLE OBJECTS	372	=head2 ATTACHABLE OBJECTS
390		373
…		…
798	or return;	781	or return;
799		782
800	unless (aio_stat "$filename.pst") {	783	unless (aio_stat "$filename.pst") {
801	(aio_load "$filename.pst", $av) >= 0	784	(aio_load "$filename.pst", $av) >= 0
802	or return;	785	or return;
803	$av = eval { (Storable::thaw <$av>)->{objs} };	786	$av = eval { (Storable::thaw $av)->{objs} };
804	}	787	}
805		788
		789	warn sprintf "loading %s (%d)\n",
		790	$filename, length $data, scalar @{$av || []};#d#
806	return ($data, $av);	791	return ($data, $av);
807	}	792	}
808		793
809	#############################################################################	794	#############################################################################
810	# command handling &c	795	# command handling &c
…		…
835	=cut	820	=cut
836		821
837	sub register_extcmd {	822	sub register_extcmd {
838	my ($name, $cb) = @_;	823	my ($name, $cb) = @_;
839		824
840	my $caller = caller;
841	#warn "registering extcmd '$name' to '$caller'";
842
843	$EXTCMD{$name} = [$cb, $caller];	825	$EXTCMD{$name} = $cb;
844	}	826	}
845		827
846	cf::player->attach (	828	cf::player->attach (
847	on_command => sub {	829	on_command => sub {
848	my ($pl, $name, $params) = @_;	830	my ($pl, $name, $params) = @_;
…		…
861		843
862	my $msg = eval { from_json $buf };	844	my $msg = eval { from_json $buf };
863		845
864	if (ref $msg) {	846	if (ref $msg) {
865	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	847	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
866	if (my %reply = $cb->[0]->($pl, $msg)) {	848	if (my %reply = $cb->($pl, $msg)) {
867	$pl->ext_reply ($msg->{msgid}, %reply);	849	$pl->ext_reply ($msg->{msgid}, %reply);
868	}	850	}
869	}	851	}
870	} else {	852	} else {
871	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	853	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
873		855
874	cf::override;	856	cf::override;
875	},	857	},
876	);	858	);
877		859
878	sub register {
879	my ($base, $pkg) = @_;
880
881	#TODO
882	}
883
884	sub load_extension {	860	sub load_extension {
885	my ($path) = @_;	861	my ($path) = @_;
886		862
887	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	863	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
888	my $base = $1;	864	my $base = $1;
889	my $pkg = $1;	865	my $pkg = $1;
890	$pkg =~ s/[^[:word:]]/_/g;	866	$pkg =~ s/[^[:word:]]/_/g;
891	$pkg = "ext::$pkg";	867	$pkg = "ext::$pkg";
892		868
893	warn "loading '$path' into '$pkg'\n";	869	warn "... loading '$path' into '$pkg'\n";
894		870
895	open my $fh, "<:utf8", $path	871	open my $fh, "<:utf8", $path
896	or die "$path: $!";	872	or die "$path: $!";
897		873
898	my $source =	874	my $source =
899	"package $pkg; use strict; use utf8;\n"	875	"package $pkg; use strict; use utf8;\n"
900	. "#line 1 \"$path\"\n{\n"	876	. "#line 1 \"$path\"\n{\n"
901	. (do { local $/; <$fh> })	877	. (do { local $/; <$fh> })
902	. "\n};\n1";	878	. "\n};\n1";
903		879
904	eval $source	880	unless (eval $source) {
905	or die $@ ? "$path: $@\n"	881	my $msg = $@ ? "$path: $@\n"
906	: "extension disabled.\n";	882	: "extension disabled.\n";
907		883	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
908	push @exts, $pkg;	884	warn $@;
909	$ext_pkg{$base} = $pkg;	885	warn "mandatory extension failed to load, exiting.\n";
910		886	exit 1;
911	# no strict 'refs';	887	}
912	# @{"$pkg\::ISA"} = ext::;	888	die $@;
913
914	register $base, $pkg;
915	}
916
917	sub unload_extension {
918	my ($pkg) = @_;
919
920	warn "removing extension $pkg\n";
921
922	# remove hooks
923	#TODO
924	# for my $idx (0 .. $#PLUGIN_EVENT) {
925	# delete $hook[$idx]{$pkg};
926	# }	889	}
927		890
928	# remove commands	891	push @EXTS, $pkg;
929	for my $name (keys %COMMAND) {
930	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
931
932	if (@cb) {
933	$COMMAND{$name} = \@cb;
934	} else {
935	delete $COMMAND{$name};
936	}
937	}
938
939	# remove extcmds
940	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
941	delete $EXTCMD{$name};
942	}
943
944	if (my $cb = $pkg->can ("unload")) {
945	eval {
946	$cb->($pkg);
947	1
948	} or warn "$pkg unloaded, but with errors: $@";
949	}
950
951	Symbol::delete_package $pkg;
952	}	892	}
953		893
954	sub load_extensions {	894	sub load_extensions {
955	for my $ext (<$LIBDIR/*.ext>) {	895	for my $ext (<$LIBDIR/*.ext>) {
956	next unless -r $ext;	896	next unless -r $ext;
…		…
960	} or warn "$ext not loaded: $@";	900	} or warn "$ext not loaded: $@";
961	}	901	}
962	}	902	}
963		903
964	#############################################################################	904	#############################################################################
965	# load/save/clean perl data associated with a map
966
967	*cf::mapsupport::on_clean = sub {
968	my ($map) = @_;
969
970	my $path = $map->tmpname;
971	defined $path or return;
972
973	unlink "$path.pst";
974	};
975
976	cf::map->attach (prio => -10000, package => cf::mapsupport::);
977
978	#############################################################################
979	# load/save perl data associated with player->ob objects
980
981	sub all_objects(@) {
982	@_, map all_objects ($_->inv), @_
983	}
984
985	# TODO: compatibility cruft, remove when no longer needed
986	cf::player->attach (
987	on_load => sub {
988	my ($pl, $path) = @_;
989
990	for my $o (all_objects $pl->ob) {
991	if (my $value = $o->get_ob_key_value ("_perl_data")) {
992	$o->set_ob_key_value ("_perl_data");
993
994	%$o = %{ Storable::thaw pack "H*", $value };
995	}
996	}
997	},
998	);
999
1000	#############################################################################
1001		905
1002	=head2 CORE EXTENSIONS	906	=head2 CORE EXTENSIONS
1003		907
1004	Functions and methods that extend core crossfire objects.	908	Functions and methods that extend core crossfire objects.
1005		909
		910	=cut
		911
		912	package cf::player;
		913
		914	use Coro::AIO;
		915
1006	=head3 cf::player	916	=head3 cf::player
1007		917
1008	=over 4	918	=over 4
1009		919
1010	=item cf::player::exists $login	920	=item cf::player::find $login
1011		921
1012	Returns true when the given account exists.	922	Returns the given player object, loading it if necessary (might block).
1013		923
1014	=cut	924	=cut
1015		925
1016	sub cf::player::exists($) {	926	sub playerdir($) {
1017	cf::player::find $_[0]	927	cf::localdir
1018	or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[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
1019	}	1073	}
1020		1074
1021	=item $player->ext_reply ($msgid, $msgtype, %msg)	1075	=item $player->ext_reply ($msgid, $msgtype, %msg)
1022		1076
1023	Sends an ext reply to the player.	1077	Sends an ext reply to the player.
1024		1078
1025	=cut	1079	=cut
1026		1080
1027	sub cf::player::ext_reply($$$%) {	1081	sub ext_reply($$$%) {
1028	my ($self, $id, %msg) = @_;	1082	my ($self, $id, %msg) = @_;
1029		1083
1030	$msg{msgid} = $id;	1084	$msg{msgid} = $id;
1031		1085
1032	$self->send ("ext " . to_json \%msg);	1086	$self->send ("ext " . cf::to_json \%msg);
1033	}	1087	}
		1088
		1089	package cf;
1034		1090
1035	=back	1091	=back
1036		1092
1037		1093
1038	=head3 cf::map	1094	=head3 cf::map
…		…
1044	package cf::map;	1100	package cf::map;
1045		1101
1046	use Fcntl;	1102	use Fcntl;
1047	use Coro::AIO;	1103	use Coro::AIO;
1048		1104
		1105	use overload
		1106	'""' => \&as_string;
		1107
1049	our $MAX_RESET = 7200;	1108	our $MAX_RESET = 3600;
1050	our $DEFAULT_RESET = 3600;	1109	our $DEFAULT_RESET = 3000;
1051	$MAX_RESET = 10;#d#
1052	$DEFAULT_RESET = 10;#d#
1053		1110
1054	sub generate_random_map {	1111	sub generate_random_map {
1055	my ($path, $rmp) = @_;	1112	my ($self, $rmp) = @_;
1056		1113
1057	# mit "rum" bekleckern, nicht	1114	# mit "rum" bekleckern, nicht
1058	cf::map::_create_random_map	1115	$self->_create_random_map (
1059	$path,
1060	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1116	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1061	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1117	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1062	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1118	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1063	$rmp->{exit_on_final_map},	1119	$rmp->{exit_on_final_map},
1064	$rmp->{xsize}, $rmp->{ysize},	1120	$rmp->{xsize}, $rmp->{ysize},
1065	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1121	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1066	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1122	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1067	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1123	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1068	$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},
1069	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1125	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1070	(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, $path
1071	}	1233	}
1072		1234
1073	# and all this just because we cannot iterate over	1235	# and all this just because we cannot iterate over
1074	# all maps in C++...	1236	# all maps in C++...
1075	sub change_all_map_light {	1237	sub change_all_map_light {
1076	my ($change) = @_;	1238	my ($change) = @_;
1077		1239
1078	$_->change_map_light ($change) for values %cf::MAP;	1240	$_->change_map_light ($change)
		1241	for grep $_->outdoor, values %cf::MAP;
1079	}	1242	}
1080		1243
		1244	sub unlink_save {
		1245	my ($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
1081	sub try_load_header($) {	1252	sub load_header_from($) {
1082	my ($path) = @_;	1253	my ($self, $path) = @_;
1083		1254
1084	utf8::encode $path;	1255	utf8::encode $path;
1085	aio_open $path, O_RDONLY, 0	1256	aio_open $path, O_RDONLY, 0
1086	or return;	1257	or return;
1087		1258
1088	my $map = cf::map::new	1259	$self->_load_header ($path)
1089	or return;	1260	or return;
1090		1261
1091	$map->load_header ($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
1092	or return;	1290	or return;
1093		1291
1094	$map->{load_path} = $path;	1292	$self->{load_original} = 1;
1095	use Data::Dumper; warn Dumper $map;#d#	1293	$self->{instantiate_time} = $cf::RUNTIME;
		1294	$self->last_access ($cf::RUNTIME);
		1295	$self->instantiate;
		1296	}
1096		1297
1097	$map	1298	1
1098	}	1299	}
1099		1300
		1301	sub find;
1100	sub find_map {	1302	sub find {
1101	my ($path, $origin) = @_;	1303	my ($path, $origin) = @_;
1102		1304
1103	#warn "find_map<$path,$origin>\n";#d#	1305	$path = normalise $path, $origin && $origin->path;
1104		1306
1105	$path = ref $path ? $path : new cf::path $path, $origin && $origin->path;	1307	cf::lock_wait "map_find:$path";
1106	my $key = $path->as_string;
1107		1308
1108	$cf::MAP{$key} || do {	1309	$cf::MAP{$path} || do {
1109	# do it the slow way	1310	my $guard = cf::lock_acquire "map_find:$path";
1110	my $map = try_load_header $path->save_path;	1311	my $map = new_from_path cf::map $path
1111
1112	if ($map) {
1113	# safety
1114	$map->{instantiate_time} = $cf::RUNTIME
1115	if $map->{instantiate_time} > $cf::RUNTIME;
1116	} else {
1117	if (my $rmp = $path->random_map_params) {
1118	$map = generate_random_map $key, $rmp;
1119	} else {
1120	$map = try_load_header $path->load_path;
1121	}
1122
1123	$map or return;	1312	or return;
1124		1313
1125	$map->{instantiate_time} = $cf::RUNTIME;
1126	$map->instantiate;
1127
1128	# per-player maps become, after loading, normal maps
1129	$map->per_player (0) if $path->{user_rel};
1130	}
1131
1132	$map->path ($key);
1133	$map->{path} = $path;
1134	$map->last_access ($cf::RUNTIME);	1314	$map->{last_save} = $cf::RUNTIME;
1135		1315
		1316	$map->load_header
		1317	or return;
		1318
1136	$map->reset if $map->should_reset;	1319	if ($map->should_reset) {
		1320	$map->reset;
		1321	undef $guard;
		1322	$map = find $path
		1323	or return;
		1324	}
1137		1325
1138	$cf::MAP{$key} = $map	1326	$cf::MAP{$path} = $map
1139	}	1327	}
1140	}	1328	}
1141		1329
1142	sub load {	1330	sub load {
1143	my ($self) = @_;	1331	my ($self) = @_;
1144		1332
		1333	my $path = $self->{path};
		1334	my $guard = cf::lock_acquire "map_load:$path";
		1335
1145	return if $self->in_memory != cf::MAP_SWAPPED;	1336	return if $self->in_memory != cf::MAP_SWAPPED;
1146		1337
1147	$self->in_memory (cf::MAP_LOADING);	1338	$self->in_memory (cf::MAP_LOADING);
1148		1339
1149	my $path = $self->{path};
1150
1151	$self->alloc;	1340	$self->alloc;
1152	$self->load_objects ($self->{load_path}, 1)	1341	$self->_load_objects ($self->{load_path}, 1)
1153	or return;	1342	or return;
1154		1343
		1344	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
		1345	if delete $self->{load_original};
		1346
1155	if (my $uniq = $path->uniq_path) {	1347	if (my $uniq = $self->uniq_path) {
1156	utf8::encode $uniq;	1348	utf8::encode $uniq;
1157	if (aio_open $uniq, O_RDONLY, 0) {	1349	if (aio_open $uniq, O_RDONLY, 0) {
1158	$self->clear_unique_items;	1350	$self->clear_unique_items;
1159	$self->load_objects ($uniq, 0);	1351	$self->_load_objects ($uniq, 0);
1160	}	1352	}
1161	}	1353	}
		1354
		1355	Coro::cede;
1162		1356
1163	# now do the right thing for maps	1357	# now do the right thing for maps
1164	$self->link_multipart_objects;	1358	$self->link_multipart_objects;
1165		1359
1166	if ($self->{path}->is_style_map) {	1360	unless ($self->{deny_activate}) {
1167	$self->{deny_save} = 1;	1361	$self->decay_objects;
1168	$self->{deny_reset} = 1;
1169	} else {
1170	$self->fix_auto_apply;	1362	$self->fix_auto_apply;
1171	$self->decay_objects;
1172	$self->update_buttons;	1363	$self->update_buttons;
		1364	Coro::cede;
1173	$self->set_darkness_map;	1365	$self->set_darkness_map;
1174	$self->difficulty ($self->estimate_difficulty)	1366	$self->difficulty ($self->estimate_difficulty)
1175	unless $self->difficulty;	1367	unless $self->difficulty;
		1368	Coro::cede;
1176	$self->activate;	1369	$self->activate;
1177	}	1370	}
1178		1371
1179	$self->in_memory (cf::MAP_IN_MEMORY);	1372	$self->in_memory (cf::MAP_IN_MEMORY);
1180	}	1373	}
1181		1374
1182	sub load_map_sync {	1375	sub customise_for {
		1376	my ($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	$neigh->load;
		1405	}
		1406	}
		1407
		1408	sub find_sync {
1183	my ($path, $origin) = @_;	1409	my ($path, $origin) = @_;
1184		1410
1185	#warn "load_map_sync<$path, $origin>\n";#d#	1411	cf::sync_job { find $path, $origin }
		1412	}
1186		1413
1187	cf::sync_job {	1414	sub do_load_sync {
1188	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
1189	or return;	1425	or next;
1190	$map->load;	1426	$map->load;
1191	$map	1427
		1428	delete $MAP_PREFETCH{$path};
		1429	}
		1430	Coro::schedule;
1192	}	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	$MAP_PREFETCHER->ready;
		1445
		1446	()
1193	}	1447	}
1194		1448
1195	sub save {	1449	sub save {
1196	my ($self) = @_;	1450	my ($self) = @_;
1197		1451
1198	my $save = $self->{path}->save_path; utf8::encode $save;	1452	my $lock = cf::lock_acquire "map_data:" . $self->path;
1199	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;
1200		1453
1201	$self->{last_save} = $cf::RUNTIME;	1454	$self->{last_save} = $cf::RUNTIME;
1202		1455
1203	return unless $self->dirty;	1456	return unless $self->dirty;
1204		1457
		1458	my $save = $self->save_path; utf8::encode $save;
		1459	my $uniq = $self->uniq_path; utf8::encode $uniq;
		1460
1205	$self->{load_path} = $save;	1461	$self->{load_path} = $save;
1206		1462
1207	return if $self->{deny_save};	1463	return if $self->{deny_save};
1208		1464
1209	warn "saving map ", $self->path;	1465	local $self->{last_access} = $self->last_access;#d#
		1466
		1467	cf::async {
		1468	$_->contr->save for $self->players;
		1469	};
1210		1470
1211	if ($uniq) {	1471	if ($uniq) {
1212	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1472	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1213	$self->save_objects ($uniq, cf::IO_UNIQUES);	1473	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1214	} else {	1474	} else {
1215	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1475	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1216	}	1476	}
1217	}	1477	}
1218		1478
1219	sub swap_out {	1479	sub swap_out {
1220	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;
1221		1486
1222	return if $self->players;	1487	return if $self->players;
1223	return if $self->in_memory != cf::MAP_IN_MEMORY;	1488	return if $self->in_memory != cf::MAP_IN_MEMORY;
1224	return if $self->{deny_save};	1489	return if $self->{deny_save};
1225		1490
1226	$self->save;
1227	$self->clear;	1491	$self->clear;
1228	$self->in_memory (cf::MAP_SWAPPED);	1492	$self->in_memory (cf::MAP_SWAPPED);
1229	}	1493	}
1230		1494
		1495	sub reset_at {
		1496	my ($self) = @_;
		1497
		1498	# TODO: safety, remove and allow resettable per-player maps
		1499	return 1e99 if $self->isa ("ext::map_per_player");
		1500	return 1e99 if $self->{deny_reset};
		1501
		1502	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		1503	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		1504
		1505	$time + $to
		1506	}
		1507
1231	sub should_reset {	1508	sub should_reset {
1232	my ($map) = @_;	1509	my ($self) = @_;
1233		1510
1234	# TODO: safety, remove and allow resettable per-player maps	1511	$self->reset_at <= $cf::RUNTIME
1235	return if $map->{path}{user_rel};#d#	1512	}
1236	return if $map->{deny_reset};
1237	#return unless $map->reset_timeout;
1238		1513
1239	my $time = $map->fixed_resettime ? $map->{instantiate_time} : $map->last_access;	1514	sub rename {
		1515	my ($self, $new_path) = @_;
1240		1516
1241	$time + ($map->reset_timeout || $DEFAULT_RESET) < $cf::RUNTIME	1517	normalise $new_path;
		1518
		1519	$self->unlink_save;
		1520
		1521	delete $cf::MAP{$self->path};
		1522	$self->{path} = $new_path; $self->path ($self->{path});
		1523	$cf::MAP{$self->path} = $self;
		1524
		1525	$self->save;
1242	}	1526	}
1243		1527
1244	sub reset {	1528	sub reset {
1245	my ($self) = @_;	1529	my ($self) = @_;
1246		1530
		1531	my $lock = cf::lock_acquire "map_data:$self->{path}";
		1532
1247	return if $self->players;	1533	return if $self->players;
1248	return if $self->{path}{user_rel};#d#	1534	return if $self->isa ("ext::map_per_player");#d#
1249		1535
1250	warn "resetting map ", $self->path;#d#	1536	warn "resetting map ", $self->path;#d#
1251		1537
1252	utf8::encode (my $save = $self->{path}->save_path);	1538	delete $cf::MAP{$self->path};
1253	aioreq_pri 3; IO::AIO::aio_unlink $save;	1539
1254	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";	1540	$self->in_memory (cf::MAP_SWAPPED);
		1541	$self->clear;
1255		1542
1256	$_->clear_links_to ($self) for values %cf::MAP;	1543	$_->clear_links_to ($self) for values %cf::MAP;
1257		1544
		1545	$self->unlink_save;
1258	$self->clear;	1546	$self->destroy;
1259	$self->in_memory (cf::MAP_SWAPPED);
1260	utf8::encode ($self->{load_path} = $self->{path}->load_path);
1261	}	1547	}
1262		1548
1263	sub customise_for {	1549	my $nuke_counter = "aaaa";
1264	my ($map, $ob) = @_;
1265		1550
1266	if ($map->per_player) {	1551	sub nuke {
1267	return cf::map::find_map "~" . $ob->name . "/" . $map->{path}{path};	1552	my ($self) = @_;
1268	}
1269		1553
1270	$map	1554	$self->{deny_save} = 1;
		1555	$self->reset_timeout (1);
		1556	$self->rename ("{nuke}/" . ($nuke_counter++));
		1557	$self->reset; # polite request, might not happen
1271	}	1558	}
1272		1559
1273	sub emergency_save {	1560	=item cf::map::unique_maps
1274	local $cf::FREEZE = 1;
1275		1561
1276	warn "enter emergency map save\n";	1562	Returns an arrayref of paths of all shared maps that have
		1563	instantiated unique items. May block.
1277		1564
1278	cf::sync_job {	1565	=cut
1279	warn "begin emergency map save\n";	1566
1280	$_->save for values %cf::MAP;	1567	sub unique_maps() {
		1568	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1569	or return;
		1570
		1571	my @paths;
		1572
		1573	for (@$files) {
		1574	utf8::decode $_;
		1575	next if /\.pst$/;
		1576	next unless /^$PATH_SEP/o;
		1577
		1578	s/\.map$//;
		1579	push @paths, $_;
1281	};	1580	}
1282		1581
1283	warn "end emergency map save\n";	1582	\@paths
1284	}	1583	}
1285		1584
1286	package cf;	1585	package cf;
1287		1586
1288	=back	1587	=back
1289		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
1290		1615
1291	=head3 cf::object::player	1616	=head3 cf::object::player
1292		1617
1293	=over 4	1618	=over 4
1294		1619
…		…
1330	(ref $cf::CFG{"may_$access"}	1655	(ref $cf::CFG{"may_$access"}
1331	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	1656	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}
1332	: $cf::CFG{"may_$access"})	1657	: $cf::CFG{"may_$access"})
1333	}	1658	}
1334		1659
		1660	=item $player_object->enter_link
		1661
		1662	Freezes the player and moves him/her to a special map (C<{link}>).
		1663
		1664	The player should be reasonably safe there for short amounts of time. You
		1665	I<MUST> call C<leave_link> as soon as possible, though.
		1666
		1667	Will never block.
		1668
		1669	=item $player_object->leave_link ($map, $x, $y)
		1670
		1671	Moves the player out of the special C<{link}> map onto the specified
		1672	map. If the map is not valid (or omitted), the player will be moved back
		1673	to the location he/she was before the call to C<enter_link>, or, if that
		1674	fails, to the emergency map position.
		1675
		1676	Might block.
		1677
		1678	=cut
		1679
		1680	sub link_map {
		1681	unless ($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	$LINK_MAP
		1688	}
		1689
1335	sub cf::object::player::enter_link {	1690	sub cf::object::player::enter_link {
1336	my ($self) = @_;	1691	my ($self) = @_;
1337		1692
1338	return if $self->map == $LINK_MAP;	1693	$self->deactivate_recursive;
1339		1694
		1695	return if UNIVERSAL::isa $self->map, "ext::map_link";
		1696
1340	$self->{_link_pos} = [$self->map->{path}, $self->x, $self->y]	1697	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1341	if $self->map;	1698	if $self->map;
1342		1699
1343	$self->enter_map ($LINK_MAP, 20, 20);	1700	$self->enter_map ($LINK_MAP || link_map, 20, 20);
1344	$self->deactivate_recursive;
1345	}	1701	}
1346		1702
1347	sub cf::object::player::leave_link {	1703	sub cf::object::player::leave_link {
1348	my ($self, $map, $x, $y) = @_;	1704	my ($self, $map, $x, $y) = @_;
1349		1705
1350	my $link_pos = delete $self->{_link_pos};	1706	my $link_pos = delete $self->{_link_pos};
1351		1707
1352	unless ($map) {	1708	unless ($map) {
1353	$self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1354
1355	# restore original map position	1709	# restore original map position
1356	($map, $x, $y) = @{ $link_pos || [] };	1710	($map, $x, $y) = @{ $link_pos || [] };
1357	$map = cf::map::find_map $map;	1711	$map = cf::map::find $map;
1358		1712
1359	unless ($map) {	1713	unless ($map) {
1360	($map, $x, $y) = @$EMERGENCY_POSITION;	1714	($map, $x, $y) = @$EMERGENCY_POSITION;
1361	$map = cf::map::find_map $map	1715	$map = cf::map::find $map
1362	or die "FATAL: cannot load emergency map\n";	1716	or die "FATAL: cannot load emergency map\n";
1363	}	1717	}
1364	}	1718	}
1365		1719
1366	($x, $y) = (-1, -1)	1720	($x, $y) = (-1, -1)
…		…
1369	# use -1 or undef as default coordinates, not 0, 0	1723	# use -1 or undef as default coordinates, not 0, 0
1370	($x, $y) = ($map->enter_x, $map->enter_y)	1724	($x, $y) = ($map->enter_x, $map->enter_y)
1371	if $x <=0 && $y <= 0;	1725	if $x <=0 && $y <= 0;
1372		1726
1373	$map->load;	1727	$map->load;
		1728	$map->load_diag;
1374		1729
		1730	return unless $self->contr->active;
1375	$self->activate_recursive;	1731	$self->activate_recursive;
1376	$self->enter_map ($map, $x, $y);	1732	$self->enter_map ($map, $x, $y);
1377	}	1733	}
1378		1734
		1735	cf::player->attach (
		1736	on_logout => sub {
		1737	my ($pl) = @_;
		1738
		1739	# abort map switching before logout
		1740	if ($pl->ob->{_link_pos}) {
		1741	cf::sync_job {
		1742	$pl->ob->leave_link
		1743	};
		1744	}
		1745	},
		1746	on_login => sub {
		1747	my ($pl) = @_;
		1748
		1749	# try to abort aborted map switching on player login :)
		1750	# should happen only on crashes
		1751	if ($pl->ob->{_link_pos}) {
		1752	$pl->ob->enter_link;
		1753	(async {
		1754	# we need this sleep as the login has a concurrent enter_exit running
		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);
		1760	Coro::Timer::sleep 1;
		1761	$pl->ob->leave_link;
		1762	})->prio (2);
		1763	}
		1764	},
		1765	);
		1766
1379	=item $player_object->goto_map ($map, $x, $y)	1767	=item $player_object->goto ($path, $x, $y)
1380		1768
1381	=cut	1769	=cut
1382		1770
1383	sub cf::object::player::goto_map {	1771	sub cf::object::player::goto {
1384	my ($self, $path, $x, $y) = @_;	1772	my ($self, $path, $x, $y) = @_;
1385		1773
1386	$self->enter_link;	1774	$self->enter_link;
1387		1775
1388	(Coro::async {	1776	(async {
1389	$path = new cf::path $path;
1390
1391	my $map = cf::map::find_map $path->as_string;	1777	my $map = cf::map::find $path;
1392	$map = $map->customise_for ($self) if $map;	1778	$map = $map->customise_for ($self) if $map;
1393		1779
1394	warn "entering ", $map->path, " at ($x, $y)\n"	1780	# warn "entering ", $map->path, " at ($x, $y)\n"
1395	if $map;	1781	# if $map;
		1782
		1783	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1396		1784
1397	$self->leave_link ($map, $x, $y);	1785	$self->leave_link ($map, $x, $y);
1398	})->prio (1);	1786	})->prio (1);
1399	}	1787	}
1400		1788
…		…
1453		1841
1454	return unless $self->type == cf::PLAYER;	1842	return unless $self->type == cf::PLAYER;
1455		1843
1456	$self->enter_link;	1844	$self->enter_link;
1457		1845
1458	(Coro::async {	1846	(async {
		1847	$self->deactivate_recursive; # just to be sure
1459	unless (eval {	1848	unless (eval {
1460
1461	prepare_random_map $exit	1849	prepare_random_map $exit
1462	if $exit->slaying eq "/!";	1850	if $exit->slaying eq "/!";
1463		1851
1464	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;
1465	$self->goto_map ($path, $exit->stats->hp, $exit->stats->sp);	1853	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1466		1854
1467	1;	1855	1;
1468	}) {	1856	}) {
1469	$self->message ("Something went wrong deep within the crossfire server. "	1857	$self->message ("Something went wrong deep within the crossfire server. "
1470	. "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. "
1471	. "Please report this to the dungeon master",	1859	. "Please report this to the dungeon master!",
1472	cf::NDI_UNIQUE | cf::NDI_RED);	1860	cf::NDI_UNIQUE | cf::NDI_RED);
1473		1861
1474	warn "ERROR in enter_exit: $@";	1862	warn "ERROR in enter_exit: $@";
1475	$self->leave_link;	1863	$self->leave_link;
1476	}	1864	}
…		…
1527	on_reply => sub {	1915	on_reply => sub {
1528	my ($ns, $msg) = @_;	1916	my ($ns, $msg) = @_;
1529		1917
1530	# this weird shuffling is so that direct followup queries	1918	# this weird shuffling is so that direct followup queries
1531	# get handled first	1919	# get handled first
1532	my $queue = delete $ns->{query_queue};	1920	my $queue = delete $ns->{query_queue}
		1921	or return; # be conservative, not sure how that can happen, but we saw a crash here
1533		1922
1534	(shift @$queue)->[1]->($msg);	1923	(shift @$queue)->[1]->($msg);
1535		1924
1536	push @{ $ns->{query_queue} }, @$queue;	1925	push @{ $ns->{query_queue} }, @$queue;
1537		1926
…		…
1543	}	1932	}
1544	}	1933	}
1545	},	1934	},
1546	);	1935	);
1547		1936
1548	=item $client->coro (\&cb)	1937	=item $client->async (\&cb)
1549		1938
1550	Create a new coroutine, running the specified callback. The coroutine will	1939	Create a new coroutine, running the specified callback. The coroutine will
1551	be automatically cancelled when the client gets destroyed (e.g. on logout,	1940	be automatically cancelled when the client gets destroyed (e.g. on logout,
1552	or loss of connection).	1941	or loss of connection).
1553		1942
1554	=cut	1943	=cut
1555		1944
1556	sub cf::client::coro {	1945	sub cf::client::async {
1557	my ($self, $cb) = @_;	1946	my ($self, $cb) = @_;
1558		1947
1559	my $coro; $coro = async {	1948	my $coro = &Coro::async ($cb);
1560	eval {
1561	$cb->();
1562	};
1563	warn $@ if $@;
1564	};
1565		1949
1566	$coro->on_destroy (sub {	1950	$coro->on_destroy (sub {
1567	delete $self->{_coro}{$coro+0};	1951	delete $self->{_coro}{$coro+0};
1568	});	1952	});
1569		1953
…		…
1741		2125
1742	{	2126	{
1743	my $path = cf::localdir . "/database.pst";	2127	my $path = cf::localdir . "/database.pst";
1744		2128
1745	sub db_load() {	2129	sub db_load() {
1746	warn "loading database $path\n";#d# remove later
1747	$DB = stat $path ? Storable::retrieve $path : { };	2130	$DB = stat $path ? Storable::retrieve $path : { };
1748	}	2131	}
1749		2132
1750	my $pid;	2133	my $pid;
1751		2134
1752	sub db_save() {	2135	sub db_save() {
1753	warn "saving database $path\n";#d# remove later
1754	waitpid $pid, 0 if $pid;	2136	waitpid $pid, 0 if $pid;
1755	if (0 == ($pid = fork)) {	2137	if (0 == ($pid = fork)) {
1756	$DB->{_meta}{version} = 1;	2138	$DB->{_meta}{version} = 1;
1757	Storable::nstore $DB, "$path~";	2139	Storable::nstore $DB, "$path~";
1758	rename "$path~", $path;	2140	rename "$path~", $path;
…		…
1806	open my $fh, "<:utf8", cf::confdir . "/config"	2188	open my $fh, "<:utf8", cf::confdir . "/config"
1807	or return;	2189	or return;
1808		2190
1809	local $/;	2191	local $/;
1810	*CFG = YAML::Syck::Load <$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	}
1811	}	2206	}
1812		2207
1813	sub main {	2208	sub main {
1814	# we must not ever block the main coroutine	2209	# we must not ever block the main coroutine
1815	local $Coro::idle = sub {	2210	local $Coro::idle = sub {
1816	Carp::cluck "FATAL: Coro::idle was called, major BUG\n";#d#	2211	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
1817	(Coro::unblock_sub {
1818	Event::one_event;	2212	async { Event::one_event };
1819	})->();
1820	};	2213	};
1821		2214
1822	cfg_load;	2215	cfg_load;
1823	db_load;	2216	db_load;
1824	load_extensions;	2217	load_extensions;
1825	Event::loop;	2218	Event::loop;
1826	}	2219	}
1827		2220
1828	#############################################################################	2221	#############################################################################
1829	# initialisation	2222	# initialisation and cleanup
1830		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	$map->save;
		2259	}
		2260	warn "end emergency map save\n";
		2261	};
		2262
		2263	warn "leave emergency perl save\n";
		2264	}
		2265
1831	sub perl_reload() {	2266	sub reload() {
1832	# can/must only be called in main	2267	# can/must only be called in main
1833	if ($Coro::current != $Coro::main) {	2268	if ($Coro::current != $Coro::main) {
1834	warn "can only reload from main coroutine\n";	2269	warn "can only reload from main coroutine\n";
1835	return;	2270	return;
1836	}	2271	}
1837		2272
1838	warn "reloading...";	2273	warn "reloading...";
1839		2274
1840	local $FREEZE = 1;	2275	warn "freezing server";
		2276	my $guard = freeze_mainloop;
1841	cf::emergency_save;	2277	cf::emergency_save;
		2278
		2279	warn "sync database to disk";
		2280	cf::db_sync;
		2281	IO::AIO::flush;
1842		2282
1843	eval {	2283	eval {
1844	# 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
1845		2285
1846	# cancel all watchers	2286	warn "cancel all watchers";
1847	for (Event::all_watchers) {	2287	for (Event::all_watchers) {
1848	$_->cancel if $_->data & WF_AUTOCANCEL;	2288	$_->cancel if $_->data & WF_AUTOCANCEL;
1849	}	2289	}
1850		2290
1851	# cancel all extension coros	2291	warn "cancel all extension coros";
1852	$_->cancel for values %EXT_CORO;	2292	$_->cancel for values %EXT_CORO;
1853	%EXT_CORO = ();	2293	%EXT_CORO = ();
1854		2294
		2295	warn "remove commands";
		2296	%COMMAND = ();
		2297
		2298	warn "remove ext commands";
		2299	%EXTCMD = ();
		2300
1855	# unload all extensions	2301	warn "unload/nuke all extensions";
1856	for (@exts) {	2302	for my $pkg (@EXTS) {
1857	warn "unloading <$_>";	2303	warn "... unloading $pkg";
1858	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: $@";
1859	}	2310	}
1860		2311
		2312	warn "... nuking $pkg";
		2313	Symbol::delete_package $pkg;
		2314	}
		2315
1861	# unload all modules loaded from $LIBDIR	2316	warn "unload all perl modules loaded from $LIBDIR";
1862	while (my ($k, $v) = each %INC) {	2317	while (my ($k, $v) = each %INC) {
1863	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2318	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
1864		2319
1865	warn "removing <$k>";	2320	warn "removing <$k>";
1866	delete $INC{$k};	2321	delete $INC{$k};
…		…
1873	}	2328	}
1874		2329
1875	Symbol::delete_package $k;	2330	Symbol::delete_package $k;
1876	}	2331	}
1877		2332
1878	# sync database to disk
1879	cf::db_sync;
1880	IO::AIO::flush;
1881
1882	# get rid of safe::, as good as possible	2333	warn "get rid of safe::, as good as possible";
1883	Symbol::delete_package "safe::$_"	2334	Symbol::delete_package "safe::$_"
1884	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);
1885		2336
1886	# remove register_script_function callbacks
1887	# TODO
1888
1889	# unload cf.pm "a bit"	2337	warn "unload cf.pm \"a bit\"";
1890	delete $INC{"cf.pm"};	2338	delete $INC{"cf.pm"};
1891		2339
1892	# don't, removes xs symbols, too,	2340	# don't, removes xs symbols, too,
1893	# and global variables created in xs	2341	# and global variables created in xs
1894	#Symbol::delete_package __PACKAGE__;	2342	#Symbol::delete_package __PACKAGE__;
1895		2343
1896	# reload cf.pm
1897	warn "reloading cf.pm";	2344	warn "reloading cf.pm";
1898	require cf;	2345	require cf;
1899	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2346	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
1900		2347
1901	# load config and database again	2348	warn "load config and database again";
1902	cf::cfg_load;	2349	cf::cfg_load;
1903	cf::db_load;	2350	cf::db_load;
1904		2351
1905	# load extensions
1906	warn "load extensions";	2352	warn "load extensions";
1907	cf::load_extensions;	2353	cf::load_extensions;
1908		2354
1909	# reattach attachments to objects	2355	warn "reattach attachments to objects/players";
1910	warn "reattach";
1911	_global_reattach;	2356	_global_reattach;
		2357	warn "reattach attachments to maps";
		2358	reattach $_ for values %MAP;
1912	};	2359	};
1913		2360
1914	if ($@) {	2361	if ($@) {
1915	warn $@;	2362	warn $@;
1916	warn "error while reloading, exiting.";	2363	warn "error while reloading, exiting.";
1917	exit 1;	2364	exit 1;
1918	}	2365	}
1919		2366
1920	warn "reloaded successfully";	2367	warn "reloaded";
1921	};	2368	};
1922		2369
1923	#############################################################################
1924
1925	unless ($LINK_MAP) {
1926	$LINK_MAP = cf::map::new;
1927
1928	$LINK_MAP->width (41);
1929	$LINK_MAP->height (41);
1930	$LINK_MAP->alloc;
1931	$LINK_MAP->path ("{link}");
1932	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
1933	$LINK_MAP->in_memory (MAP_IN_MEMORY);
1934
1935	# dirty hack because... archetypes are not yet loaded
1936	Event->timer (
1937	after => 2,
1938	cb => sub {
1939	$_[0]->w->cancel;
1940
1941	# provide some exits "home"
1942	my $exit = cf::object::new "exit";
1943
1944	$exit->slaying ($EMERGENCY_POSITION->[0]);
1945	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
1946	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
1947
1948	$LINK_MAP->insert ($exit->clone, 19, 19);
1949	$LINK_MAP->insert ($exit->clone, 19, 20);
1950	$LINK_MAP->insert ($exit->clone, 19, 21);
1951	$LINK_MAP->insert ($exit->clone, 20, 19);
1952	$LINK_MAP->insert ($exit->clone, 20, 21);
1953	$LINK_MAP->insert ($exit->clone, 21, 19);
1954	$LINK_MAP->insert ($exit->clone, 21, 20);
1955	$LINK_MAP->insert ($exit->clone, 21, 21);
1956
1957	$exit->destroy;
1958	});
1959
1960	$LINK_MAP->{deny_save} = 1;
1961	$LINK_MAP->{deny_reset} = 1;
1962
1963	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
1964	}
1965
1966	register "<global>", __PACKAGE__;
1967
1968	register_command "perl-reload" => sub {	2370	register_command "reload" => sub {
1969	my ($who, $arg) = @_;	2371	my ($who, $arg) = @_;
1970		2372
1971	if ($who->flag (FLAG_WIZ)) {	2373	if ($who->flag (FLAG_WIZ)) {
1972	$who->message ("start of reload.");	2374	$who->message ("start of reload.");
1973	perl_reload;	2375	reload;
1974	$who->message ("end of reload.");	2376	$who->message ("end of reload.");
1975	}	2377	}
1976	};	2378	};
1977		2379
1978	unshift @INC, $LIBDIR;	2380	unshift @INC, $LIBDIR;
…		…
1981	reentrant => 0,	2383	reentrant => 0,
1982	prio => 0,	2384	prio => 0,
1983	at => $NEXT_TICK || $TICK,	2385	at => $NEXT_TICK || $TICK,
1984	data => WF_AUTOCANCEL,	2386	data => WF_AUTOCANCEL,
1985	cb => sub {	2387	cb => sub {
1986	unless ($FREEZE) {	2388	$NOW = Event::time;
		2389
1987	cf::server_tick; # one server iteration	2390	cf::server_tick; # one server iteration
1988	$RUNTIME += $TICK;	2391	$RUNTIME += $TICK;
1989	}
1990
1991	$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;
1992		2396
1993	# 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
1994	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2398	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
1995		2399
1996	$TICK_WATCHER->at ($NEXT_TICK);	2400	$TICK_WATCHER->at ($NEXT_TICK);
…		…
2018	or warn "ERROR: unable to write runtime file: $!";	2422	or warn "ERROR: unable to write runtime file: $!";
2019	})->();	2423	})->();
2020	},	2424	},
2021	);	2425	);
2022		2426
		2427	END { cf::emergency_save }
		2428
2023	1	2429	1
2024		2430

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