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Comparing cf.schmorp.de/server/lib/cf.pm (file contents):
Revision 1.114 by root, Mon Jan 1 16:00:10 2007 UTC vs.
Revision 1.168 by root, Sun Jan 14 00:37:14 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;
43	our $TICK_WATCHER;	48	our $TICK_WATCHER;
		49	our $AIO_POLL_WATCHER;
		50	our $WRITE_RUNTIME_WATCHER;
44	our $NEXT_TICK;	51	our $NEXT_TICK;
45	our $NOW;	52	our $NOW;
46		53
47	our %CFG;	54	our %CFG;
48		55
49	our $UPTIME; $UPTIME ||= time;	56	our $UPTIME; $UPTIME ||= time;
50	our $RUNTIME;	57	our $RUNTIME;
51		58
		59	our %PLAYER; # all users
52	our %MAP; # all maps	60	our %MAP; # all maps
53	our $LINK_MAP; # the special {link} map	61	our $LINK_MAP; # the special {link} map, which is always available
54	our $FREEZE;
55	our $RANDOM_MAPS = cf::localdir . "/random";	62	our $RANDOM_MAPS = cf::localdir . "/random";
56	our %EXT_CORO;	63
		64	our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal;
		65	our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal;
		66
		67	# used to convert map paths into valid unix filenames by replacing / by ∕
		68	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
57		69
58	binmode STDOUT;	70	binmode STDOUT;
59	binmode STDERR;	71	binmode STDERR;
60		72
61	# read virtual server time, if available	73	# read virtual server time, if available
…		…
69	mkdir cf::localdir . "/" . cf::playerdir;	81	mkdir cf::localdir . "/" . cf::playerdir;
70	mkdir cf::localdir . "/" . cf::tmpdir;	82	mkdir cf::localdir . "/" . cf::tmpdir;
71	mkdir cf::localdir . "/" . cf::uniquedir;	83	mkdir cf::localdir . "/" . cf::uniquedir;
72	mkdir $RANDOM_MAPS;	84	mkdir $RANDOM_MAPS;
73		85
74	# a special map that is always available	86	our $EMERGENCY_POSITION;
75	our $LINK_MAP;
76
77	our $EMERGENCY_POSITION = $cf::CFG{emergency_position} || ["/world/world_105_115", 5, 37];
78		87
79	#############################################################################	88	#############################################################################
80		89
81	=head2 GLOBAL VARIABLES	90	=head2 GLOBAL VARIABLES
82		91
…		…
106		115
107	=item %cf::CFG	116	=item %cf::CFG
108		117
109	Configuration for the server, loaded from C</etc/crossfire/config>, or	118	Configuration for the server, loaded from C</etc/crossfire/config>, or
110	from wherever your confdir points to.	119	from wherever your confdir points to.
		120
		121	=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE
		122
		123	These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK)
		124	or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick
		125	processing has been done. Call C<< ->wait >> on them to maximise the
		126	window of cpu time available, or simply to synchronise to the server tick.
111		127
112	=back	128	=back
113		129
114	=cut	130	=cut
115		131
…		…
119	utf8::encode $msg;	135	utf8::encode $msg;
120		136
121	$msg .= "\n"	137	$msg .= "\n"
122	unless $msg =~ /\n$/;	138	unless $msg =~ /\n$/;
123		139
124	LOG llevError, "cfperl: $msg";	140	LOG llevError, $msg;
125	};	141	};
126	}	142	}
127		143
128	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	144	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
129	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	145	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
…		…
147		163
148	$Event::DIED = sub {	164	$Event::DIED = sub {
149	warn "error in event callback: @_";	165	warn "error in event callback: @_";
150	};	166	};
151		167
152	my %ext_pkg;
153	my @exts;
154	my @hook;
155
156	=head2 UTILITY FUNCTIONS	168	=head2 UTILITY FUNCTIONS
157		169
158	=over 4	170	=over 4
159		171
		172	=item dumpval $ref
		173
160	=cut	174	=cut
		175
		176	sub dumpval {
		177	eval {
		178	local $SIG{__DIE__};
		179	my $d;
		180	if (1) {
		181	$d = new Data::Dumper([$_[0]], ["*var"]);
		182	$d->Terse(1);
		183	$d->Indent(2);
		184	$d->Quotekeys(0);
		185	$d->Useqq(1);
		186	#$d->Bless(...);
		187	$d->Seen($_[1]) if @_ > 1;
		188	$d = $d->Dump();
		189	}
		190	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
		191	$d
		192	} || "[unable to dump $_[0]: '$@']";
		193	}
161		194
162	use JSON::Syck (); # TODO# replace by JSON::PC once working	195	use JSON::Syck (); # TODO# replace by JSON::PC once working
163		196
164	=item $ref = cf::from_json $json	197	=item $ref = cf::from_json $json
165		198
…		…
180		213
181	sub to_json($) {	214	sub to_json($) {
182	$JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs	215	$JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs
183	JSON::Syck::Dump $_[0]	216	JSON::Syck::Dump $_[0]
184	}	217	}
		218
		219	=item cf::lock_wait $string
		220
		221	Wait until the given lock is available. See cf::lock_acquire.
		222
		223	=item my $lock = cf::lock_acquire $string
		224
		225	Wait until the given lock is available and then acquires it and returns
		226	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
		227	for example when the coroutine gets canceled), the lock is automatically
		228	returned.
		229
		230	Lock names should begin with a unique identifier (for example, cf::map::find
		231	uses map_find and cf::map::load uses map_load).
		232
		233	=cut
		234
		235	our %LOCK;
		236
		237	sub lock_wait($) {
		238	my ($key) = @_;
		239
		240	# wait for lock, if any
		241	while ($LOCK{$key}) {
		242	push @{ $LOCK{$key} }, $Coro::current;
		243	Coro::schedule;
		244	}
		245	}
		246
		247	sub lock_acquire($) {
		248	my ($key) = @_;
		249
		250	# wait, to be sure we are not locked
		251	lock_wait $key;
		252
		253	$LOCK{$key} = [];
		254
		255	Coro::guard {
		256	# wake up all waiters, to be on the safe side
		257	$_->ready for @{ delete $LOCK{$key} };
		258	}
		259	}
		260
		261	sub freeze_mainloop {
		262	return unless $TICK_WATCHER->is_active;
		263
		264	my $guard = Coro::guard {
		265	$TICK_WATCHER->start;
		266	$WRITE_RUNTIME_WATCHER->start;
		267	};
		268	$WRITE_RUNTIME_WATCHER->stop;
		269	$TICK_WATCHER->stop;
		270	$guard
		271	}
		272
		273	=item cf::async { BLOCK }
		274
		275	Currently the same as Coro::async_pool, meaning you cannot use
		276	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
		277	thing you are allowed to do is call C<prio> on it.
		278
		279	=cut
		280
		281	BEGIN { *async = \&Coro::async_pool }
185		282
186	=item cf::sync_job { BLOCK }	283	=item cf::sync_job { BLOCK }
187		284
188	The design of crossfire+ requires that the main coro ($Coro::main) is	285	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	286	always able to handle events or runnable, as crossfire+ is only partly
…		…
203	# this is the main coro, too bad, we have to block	300	# this is the main coro, too bad, we have to block
204	# till the operation succeeds, freezing the server :/	301	# till the operation succeeds, freezing the server :/
205		302
206	# TODO: use suspend/resume instead	303	# TODO: use suspend/resume instead
207	# (but this is cancel-safe)	304	# (but this is cancel-safe)
208	local $FREEZE = 1;	305	my $freeze_guard = freeze_mainloop;
209		306
210	my $busy = 1;	307	my $busy = 1;
211	my @res;	308	my @res;
212		309
213	(Coro::async {	310	(async {
214	@res = eval { $job->() };	311	@res = eval { $job->() };
215	warn $@ if $@;	312	warn $@ if $@;
216	undef $busy;	313	undef $busy;
217	})->prio (Coro::PRIO_MAX);	314	})->prio (Coro::PRIO_MAX);
218		315
219	while ($busy) {	316	while ($busy) {
220	Coro::cede_notself;	317	Coro::cede or Event::one_event;
221	Event::one_event unless Coro::nready;
222	}	318	}
223		319
224	wantarray ? @res : $res[0]	320	wantarray ? @res : $res[0]
225	} else {	321	} else {
226	# we are in another coroutine, how wonderful, everything just works	322	# we are in another coroutine, how wonderful, everything just works
227		323
228	$job->()	324	$job->()
229	}	325	}
230	}	326	}
231		327
232	=item $coro = cf::coro { BLOCK }	328	=item $coro = cf::async_ext { BLOCK }
233		329
234	Creates and returns a new coro. This coro is automcatially being canceled	330	Like async, but this coro is automatically being canceled when the
235	when the extension calling this is being unloaded.	331	extension calling this is being unloaded.
236		332
237	=cut	333	=cut
238		334
239	sub coro(&) {	335	sub async_ext(&) {
240	my $cb = shift;	336	my $cb = shift;
241		337
242	my $coro; $coro = async {	338	my $coro = &Coro::async ($cb);
243	eval {
244	$cb->();
245	};
246	warn $@ if $@;
247	};
248		339
249	$coro->on_destroy (sub {	340	$coro->on_destroy (sub {
250	delete $EXT_CORO{$coro+0};	341	delete $EXT_CORO{$coro+0};
251	});	342	});
252	$EXT_CORO{$coro+0} = $coro;	343	$EXT_CORO{$coro+0} = $coro;
…		…
277	}	368	}
278		369
279	=back	370	=back
280		371
281	=cut	372	=cut
282
283	#############################################################################
284
285	package cf::path;
286
287	sub new {
288	my ($class, $path, $base) = @_;
289
290	$path = $path->as_string if ref $path;
291
292	my $self = bless { }, $class;
293
294	# {... are special paths that are not touched
295	# ?xxx/... are special absolute paths
296	# ?random/... random maps
297	# /! non-realised random map exit
298	# /... normal maps
299	# ~/... per-player maps without a specific player (DO NOT USE)
300	# ~user/... per-player map of a specific user
301
302	if ($path =~ /^{/) {
303	# fine as it is
304	} elsif ($path =~ s{^\?random/}{}) {
305	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
306	$self->{random} = cf::from_json $data;
307	} else {
308	if ($path =~ s{^~([^/]+)?}{}) {
309	$self->{user_rel} = 1;
310
311	if (defined $1) {
312	$self->{user} = $1;
313	} elsif ($base =~ m{^~([^/]+)/}) {
314	$self->{user} = $1;
315	} else {
316	warn "cannot resolve user-relative path without user <$path,$base>\n";
317	}
318	} elsif ($path =~ /^\//) {
319	# already absolute
320	} else {
321	$base =~ s{[^/]+/?$}{};
322	return $class->new ("$base/$path");
323	}
324
325	for ($path) {
326	redo if s{/\.?/}{/};
327	redo if s{/[^/]+/\.\./}{/};
328	}
329	}
330
331	$self->{path} = $path;
332
333	$self
334	}
335
336	# the name / primary key / in-game path
337	sub as_string {
338	my ($self) = @_;
339
340	$self->{user_rel} ? "~$self->{user}$self->{path}"
341	: $self->{random} ? "?random/$self->{path}"
342	: $self->{path}
343	}
344
345	# the displayed name, this is a one way mapping
346	sub visible_name {
347	my ($self) = @_;
348
349	# if (my $rmp = $self->{random}) {
350	# # todo: be more intelligent about this
351	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
352	# } else {
353	$self->as_string
354	# }
355	}
356
357	# escape the /'s in the path
358	sub _escaped_path {
359	# ∕ is U+2215
360	(my $path = $_[0]{path}) =~ s/\//∕/g;
361	$path
362	}
363
364	# the original (read-only) location
365	sub load_path {
366	my ($self) = @_;
367
368	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
369	}
370
371	# the temporary/swap location
372	sub save_path {
373	my ($self) = @_;
374
375	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
376	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
377	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
378	}
379
380	# the unique path, might be eq to save_path
381	sub uniq_path {
382	my ($self) = @_;
383
384	$self->{user_rel} || $self->{random}
385	? undef
386	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
387	}
388
389	# return random map parameters, or undef
390	sub random_map_params {
391	my ($self) = @_;
392
393	$self->{random}
394	}
395
396	# this is somewhat ugly, but style maps do need special treatment
397	sub is_style_map {
398	$_[0]{path} =~ m{^/styles/}
399	}
400
401	package cf;
402		373
403	#############################################################################	374	#############################################################################
404		375
405	=head2 ATTACHABLE OBJECTS	376	=head2 ATTACHABLE OBJECTS
406		377
…		…
817	(aio_load "$filename.pst", $av) >= 0	788	(aio_load "$filename.pst", $av) >= 0
818	or return;	789	or return;
819	$av = eval { (Storable::thaw $av)->{objs} };	790	$av = eval { (Storable::thaw $av)->{objs} };
820	}	791	}
821		792
		793	warn sprintf "loading %s (%d)\n",
		794	$filename, length $data, scalar @{$av || []};#d#
822	return ($data, $av);	795	return ($data, $av);
823	}	796	}
824		797
825	#############################################################################	798	#############################################################################
826	# command handling &c	799	# command handling &c
…		…
851	=cut	824	=cut
852		825
853	sub register_extcmd {	826	sub register_extcmd {
854	my ($name, $cb) = @_;	827	my ($name, $cb) = @_;
855		828
856	my $caller = caller;
857	#warn "registering extcmd '$name' to '$caller'";
858
859	$EXTCMD{$name} = [$cb, $caller];	829	$EXTCMD{$name} = $cb;
860	}	830	}
861		831
862	cf::player->attach (	832	cf::player->attach (
863	on_command => sub {	833	on_command => sub {
864	my ($pl, $name, $params) = @_;	834	my ($pl, $name, $params) = @_;
…		…
877		847
878	my $msg = eval { from_json $buf };	848	my $msg = eval { from_json $buf };
879		849
880	if (ref $msg) {	850	if (ref $msg) {
881	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	851	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
882	if (my %reply = $cb->[0]->($pl, $msg)) {	852	if (my %reply = $cb->($pl, $msg)) {
883	$pl->ext_reply ($msg->{msgid}, %reply);	853	$pl->ext_reply ($msg->{msgid}, %reply);
884	}	854	}
885	}	855	}
886	} else {	856	} else {
887	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	857	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
889		859
890	cf::override;	860	cf::override;
891	},	861	},
892	);	862	);
893		863
894	sub register {
895	my ($base, $pkg) = @_;
896
897	#TODO
898	}
899
900	sub load_extension {	864	sub load_extension {
901	my ($path) = @_;	865	my ($path) = @_;
902		866
903	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	867	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
904	my $base = $1;	868	my $base = $1;
905	my $pkg = $1;	869	my $pkg = $1;
906	$pkg =~ s/[^[:word:]]/_/g;	870	$pkg =~ s/[^[:word:]]/_/g;
907	$pkg = "ext::$pkg";	871	$pkg = "ext::$pkg";
908		872
909	warn "loading '$path' into '$pkg'\n";	873	warn "... loading '$path' into '$pkg'\n";
910		874
911	open my $fh, "<:utf8", $path	875	open my $fh, "<:utf8", $path
912	or die "$path: $!";	876	or die "$path: $!";
913		877
914	my $source =	878	my $source =
915	"package $pkg; use strict; use utf8;\n"	879	"package $pkg; use strict; use utf8;\n"
916	. "#line 1 \"$path\"\n{\n"	880	. "#line 1 \"$path\"\n{\n"
917	. (do { local $/; <$fh> })	881	. (do { local $/; <$fh> })
918	. "\n};\n1";	882	. "\n};\n1";
919		883
920	eval $source	884	unless (eval $source) {
921	or die $@ ? "$path: $@\n"	885	my $msg = $@ ? "$path: $@\n"
922	: "extension disabled.\n";	886	: "extension disabled.\n";
923		887	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
924	push @exts, $pkg;	888	warn $@;
925	$ext_pkg{$base} = $pkg;	889	warn "mandatory extension failed to load, exiting.\n";
926		890	exit 1;
927	# no strict 'refs';	891	}
928	# @{"$pkg\::ISA"} = ext::;	892	die $@;
929
930	register $base, $pkg;
931	}
932
933	sub unload_extension {
934	my ($pkg) = @_;
935
936	warn "removing extension $pkg\n";
937
938	# remove hooks
939	#TODO
940	# for my $idx (0 .. $#PLUGIN_EVENT) {
941	# delete $hook[$idx]{$pkg};
942	# }	893	}
943		894
944	# remove commands	895	push @EXTS, $pkg;
945	for my $name (keys %COMMAND) {
946	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
947
948	if (@cb) {
949	$COMMAND{$name} = \@cb;
950	} else {
951	delete $COMMAND{$name};
952	}
953	}
954
955	# remove extcmds
956	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
957	delete $EXTCMD{$name};
958	}
959
960	if (my $cb = $pkg->can ("unload")) {
961	eval {
962	$cb->($pkg);
963	1
964	} or warn "$pkg unloaded, but with errors: $@";
965	}
966
967	Symbol::delete_package $pkg;
968	}	896	}
969		897
970	sub load_extensions {	898	sub load_extensions {
971	for my $ext (<$LIBDIR/*.ext>) {	899	for my $ext (<$LIBDIR/*.ext>) {
972	next unless -r $ext;	900	next unless -r $ext;
…		…
976	} or warn "$ext not loaded: $@";	904	} or warn "$ext not loaded: $@";
977	}	905	}
978	}	906	}
979		907
980	#############################################################################	908	#############################################################################
981	# load/save/clean perl data associated with a map
982
983	*cf::mapsupport::on_clean = sub {
984	my ($map) = @_;
985
986	my $path = $map->tmpname;
987	defined $path or return;
988
989	unlink "$path.pst";
990	};
991
992	cf::map->attach (prio => -10000, package => cf::mapsupport::);
993
994	#############################################################################
995	# load/save perl data associated with player->ob objects
996
997	sub all_objects(@) {
998	@_, map all_objects ($_->inv), @_
999	}
1000
1001	# TODO: compatibility cruft, remove when no longer needed
1002	cf::player->attach (
1003	on_load => sub {
1004	my ($pl, $path) = @_;
1005
1006	for my $o (all_objects $pl->ob) {
1007	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1008	$o->set_ob_key_value ("_perl_data");
1009
1010	%$o = %{ Storable::thaw pack "H*", $value };
1011	}
1012	}
1013	},
1014	);
1015
1016	#############################################################################
1017		909
1018	=head2 CORE EXTENSIONS	910	=head2 CORE EXTENSIONS
1019		911
1020	Functions and methods that extend core crossfire objects.	912	Functions and methods that extend core crossfire objects.
1021		913
		914	=cut
		915
		916	package cf::player;
		917
		918	use Coro::AIO;
		919
1022	=head3 cf::player	920	=head3 cf::player
1023		921
1024	=over 4	922	=over 4
1025		923
1026	=item cf::player::exists $login	924	=item cf::player::find $login
1027		925
1028	Returns true when the given account exists.	926	Returns the given player object, loading it if necessary (might block).
1029		927
1030	=cut	928	=cut
1031		929
1032	sub cf::player::exists($) {	930	sub playerdir($) {
1033	cf::player::find $_[0]	931	cf::localdir
1034	or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[0]) x 2;	932	. "/"
		933	. cf::playerdir
		934	. "/"
		935	. (ref $_[0] ? $_[0]->ob->name : $_[0])
		936	}
		937
		938	sub path($) {
		939	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
		940
		941	(playerdir $login) . "/$login.pl"
		942	}
		943
		944	sub find_active($) {
		945	$cf::PLAYER{$_[0]}
		946	and $cf::PLAYER{$_[0]}->active
		947	and $cf::PLAYER{$_[0]}
		948	}
		949
		950	sub exists($) {
		951	my ($login) = @_;
		952
		953	$cf::PLAYER{$login}
		954	or cf::sync_job { !aio_stat $login }
		955	}
		956
		957	sub find($) {
		958	return $cf::PLAYER{$_[0]} || do {
		959	my $login = $_[0];
		960
		961	my $guard = cf::lock_acquire "user_find:$login";
		962
		963	$cf::PLAYER{$_[0]} || do {
		964	my $pl = load_pl path $login
		965	or return;
		966	$cf::PLAYER{$login} = $pl
		967	}
		968	}
		969	}
		970
		971	sub save($) {
		972	my ($pl) = @_;
		973
		974	return if $pl->{deny_save};
		975
		976	my $path = path $pl;
		977	my $guard = cf::lock_acquire "user_save:$path";
		978
		979	return if $pl->{deny_save};
		980
		981	aio_mkdir playerdir $pl, 0770;
		982	$pl->{last_save} = $cf::RUNTIME;
		983
		984	$pl->save_pl ($path);
		985	Coro::cede;
		986	}
		987
		988	sub new($) {
		989	my ($login) = @_;
		990
		991	my $self = create;
		992
		993	$self->ob->name ($login);
		994	$self->{deny_save} = 1;
		995
		996	$cf::PLAYER{$login} = $self;
		997
		998	$self
		999	}
		1000
		1001	=item $pl->quit_character
		1002
		1003	Nukes the player without looking back. If logged in, the connection will
		1004	be destroyed. May block for a long time.
		1005
		1006	=cut
		1007
		1008	sub quit_character {
		1009	my ($pl) = @_;
		1010
		1011	$pl->{deny_save} = 1;
		1012	$pl->password ("*"); # this should lock out the player until we nuked the dir
		1013
		1014	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
		1015	$pl->deactivate;
		1016	$pl->invoke (cf::EVENT_PLAYER_QUIT);
		1017	$pl->ns->destroy if $pl->ns;
		1018
		1019	my $path = playerdir $pl;
		1020	my $temp = "$path~$cf::RUNTIME~deleting~";
		1021	aio_rename $path, $temp;
		1022	delete $cf::PLAYER{$pl->ob->name};
		1023	$pl->destroy;
		1024	IO::AIO::aio_rmtree $temp;
		1025	}
		1026
		1027	=item cf::player::list_logins
		1028
		1029	Returns am arrayref of all valid playernames in the system, can take a
		1030	while and may block, so not sync_job-capable, ever.
		1031
		1032	=cut
		1033
		1034	sub list_logins {
		1035	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
		1036	or return [];
		1037
		1038	my @logins;
		1039
		1040	for my $login (@$dirs) {
		1041	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
		1042	aio_read $fh, 0, 512, my $buf, 0 or next;
		1043	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1044
		1045	utf8::decode $login;
		1046	push @logins, $login;
		1047	}
		1048
		1049	\@logins
		1050	}
		1051
		1052	=item $player->maps
		1053
		1054	Returns an arrayref of map paths that are private for this
		1055	player. May block.
		1056
		1057	=cut
		1058
		1059	sub maps($) {
		1060	my ($pl) = @_;
		1061
		1062	my $files = aio_readdir playerdir $pl
		1063	or return;
		1064
		1065	my @paths;
		1066
		1067	for (@$files) {
		1068	utf8::decode $_;
		1069	next if /\.(?:pl|pst)$/;
		1070	next unless /^$PATH_SEP/o;
		1071
		1072	s/\.map$//;
		1073	push @paths, "~" . $pl->ob->name . "/" . $_;
		1074	}
		1075
		1076	\@paths
1035	}	1077	}
1036		1078
1037	=item $player->ext_reply ($msgid, $msgtype, %msg)	1079	=item $player->ext_reply ($msgid, $msgtype, %msg)
1038		1080
1039	Sends an ext reply to the player.	1081	Sends an ext reply to the player.
1040		1082
1041	=cut	1083	=cut
1042		1084
1043	sub cf::player::ext_reply($$$%) {	1085	sub ext_reply($$$%) {
1044	my ($self, $id, %msg) = @_;	1086	my ($self, $id, %msg) = @_;
1045		1087
1046	$msg{msgid} = $id;	1088	$msg{msgid} = $id;
1047		1089
1048	$self->send ("ext " . to_json \%msg);	1090	$self->send ("ext " . cf::to_json \%msg);
1049	}	1091	}
		1092
		1093	package cf;
1050		1094
1051	=back	1095	=back
1052		1096
1053		1097
1054	=head3 cf::map	1098	=head3 cf::map
…		…
1060	package cf::map;	1104	package cf::map;
1061		1105
1062	use Fcntl;	1106	use Fcntl;
1063	use Coro::AIO;	1107	use Coro::AIO;
1064		1108
		1109	use overload
		1110	'""' => \&as_string;
		1111
1065	our $MAX_RESET = 7200;	1112	our $MAX_RESET = 3600;
1066	our $DEFAULT_RESET = 3600;	1113	our $DEFAULT_RESET = 3000;
1067		1114
1068	sub generate_random_map {	1115	sub generate_random_map {
1069	my ($path, $rmp) = @_;	1116	my ($self, $rmp) = @_;
1070		1117
1071	# mit "rum" bekleckern, nicht	1118	# mit "rum" bekleckern, nicht
1072	cf::map::_create_random_map	1119	$self->_create_random_map (
1073	$path,
1074	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1120	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1075	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1121	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1076	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1122	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1077	$rmp->{exit_on_final_map},	1123	$rmp->{exit_on_final_map},
1078	$rmp->{xsize}, $rmp->{ysize},	1124	$rmp->{xsize}, $rmp->{ysize},
1079	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1125	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1080	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1126	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1081	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1127	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1082	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1128	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1083	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1129	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1084	(cf::region::find $rmp->{region})	1130	(cf::region::find $rmp->{region}), $rmp->{custom}
		1131	)
		1132	}
		1133
		1134	sub register {
		1135	my (undef, $regex) = @_;
		1136	my $pkg = caller;
		1137
		1138	no strict;
		1139	push @{"$pkg\::ISA"}, __PACKAGE__;
		1140
		1141	$EXT_MAP{$pkg} = qr<$regex>;
		1142	}
		1143
		1144	# also paths starting with '/'
		1145	$EXT_MAP{"cf::map"} = qr{^(?=/)};
		1146
		1147	sub normalise {
		1148	my ($path, $base) = @_;
		1149
		1150	# map plan:
		1151	#
		1152	# /! non-realised random map exit (special hack!)
		1153	# {... are special paths that are not being touched
		1154	# ?xxx/... are special absolute paths
		1155	# ?random/... random maps
		1156	# /... normal maps
		1157	# ~user/... per-player map of a specific user
		1158
		1159	$path =~ s/$PATH_SEP/\//go;
		1160
		1161	# treat it as relative path if it starts with
		1162	# something that looks reasonable
		1163	if ($path =~ m{^(?:\./|\.\./|\w)}) {
		1164	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1165
		1166	$base =~ s{[^/]+/?$}{};
		1167	$path = "$base/$path";
		1168	}
		1169
		1170	for ($path) {
		1171	redo if s{//}{/};
		1172	redo if s{/\.?/}{/};
		1173	redo if s{/[^/]+/\.\./}{/};
		1174	}
		1175
		1176	$path
		1177	}
		1178
		1179	sub new_from_path {
		1180	my (undef, $path, $base) = @_;
		1181
		1182	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1183
		1184	$path = normalise $path, $base;
		1185
		1186	for my $pkg (keys %EXT_MAP) {
		1187	if ($path =~ $EXT_MAP{$pkg}) {
		1188	my $self = bless cf::map::new, $pkg;
		1189	$self->{path} = $path; $self->path ($path);
		1190	$self->init; # pass $1 etc.
		1191	return $self;
		1192	}
		1193	}
		1194
		1195	Carp::carp "unable to resolve path '$path'.";
		1196	()
		1197	}
		1198
		1199	sub init {
		1200	my ($self) = @_;
		1201
		1202	$self
		1203	}
		1204
		1205	sub as_string {
		1206	my ($self) = @_;
		1207
		1208	"$self->{path}"
		1209	}
		1210
		1211	# the displayed name, this is a one way mapping
		1212	sub visible_name {
		1213	&as_string
		1214	}
		1215
		1216	# the original (read-only) location
		1217	sub load_path {
		1218	my ($self) = @_;
		1219
		1220	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
		1221	}
		1222
		1223	# the temporary/swap location
		1224	sub save_path {
		1225	my ($self) = @_;
		1226
		1227	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1228	sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $path
		1229	}
		1230
		1231	# the unique path, undef == no special unique path
		1232	sub uniq_path {
		1233	my ($self) = @_;
		1234
		1235	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1236	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1085	}	1237	}
1086		1238
1087	# and all this just because we cannot iterate over	1239	# and all this just because we cannot iterate over
1088	# all maps in C++...	1240	# all maps in C++...
1089	sub change_all_map_light {	1241	sub change_all_map_light {
1090	my ($change) = @_;	1242	my ($change) = @_;
1091		1243
1092	$_->change_map_light ($change) for values %cf::MAP;	1244	$_->change_map_light ($change)
		1245	for grep $_->outdoor, values %cf::MAP;
1093	}	1246	}
1094		1247
		1248	sub unlink_save {
		1249	my ($self) = @_;
		1250
		1251	utf8::encode (my $save = $self->save_path);
		1252	IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink $save;
		1253	IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink "$save.pst";
		1254	}
		1255
1095	sub try_load_header($) {	1256	sub load_header_from($) {
1096	my ($path) = @_;	1257	my ($self, $path) = @_;
1097		1258
1098	utf8::encode $path;	1259	utf8::encode $path;
1099	aio_open $path, O_RDONLY, 0	1260	aio_open $path, O_RDONLY, 0
1100	or return;	1261	or return;
1101		1262
1102	my $map = cf::map::new	1263	$self->_load_header ($path)
1103	or return;	1264	or return;
1104		1265
1105	$map->load_header ($path)	1266	$self->{load_path} = $path;
		1267
		1268	1
		1269	}
		1270
		1271	sub load_orig {
		1272	my ($self) = @_;
		1273
		1274	$self->load_header_from ($self->load_path)
		1275	}
		1276
		1277	sub load_temp {
		1278	my ($self) = @_;
		1279
		1280	$self->load_header_from ($self->save_path)
		1281	}
		1282
		1283	sub load_header {
		1284	my ($self) = @_;
		1285
		1286	if ($self->load_temp) {
		1287	$self->last_access ((delete $self->{last_access})
		1288	|| $cf::RUNTIME); #d#
		1289	# safety
		1290	$self->{instantiate_time} = $cf::RUNTIME
		1291	if $self->{instantiate_time} > $cf::RUNTIME;
		1292	} else {
		1293	$self->load_orig
1106	or return;	1294	or return;
1107		1295
1108	$map->{load_path} = $path;	1296	$self->{load_original} = 1;
		1297	$self->{instantiate_time} = $cf::RUNTIME;
		1298	$self->last_access ($cf::RUNTIME);
		1299	$self->instantiate;
		1300	}
1109		1301
1110	$map	1302	1
1111	}	1303	}
1112		1304
		1305	sub find;
1113	sub find_map {	1306	sub find {
1114	my ($path, $origin) = @_;	1307	my ($path, $origin) = @_;
1115		1308
1116	#warn "find_map<$path,$origin>\n";#d#
1117
1118	$path = new cf::path $path, $origin && $origin->path;	1309	$path = normalise $path, $origin && $origin->path;
1119	my $key = $path->as_string;
1120		1310
		1311	cf::lock_wait "map_find:$path";
		1312
1121	$cf::MAP{$key} || do {	1313	$cf::MAP{$path} || do {
1122	# do it the slow way	1314	my $guard = cf::lock_acquire "map_find:$path";
1123	my $map = try_load_header $path->save_path;	1315	my $map = new_from_path cf::map $path
1124
1125	if ($map) {
1126	# safety
1127	$map->{instantiate_time} = $cf::RUNTIME
1128	if $map->{instantiate_time} > $cf::RUNTIME;
1129	} else {
1130	if (my $rmp = $path->random_map_params) {
1131	$map = generate_random_map $key, $rmp;
1132	} else {
1133	$map = try_load_header $path->load_path;
1134	}
1135
1136	$map or return;	1316	or return;
1137		1317
1138	$map->{load_original} = 1;
1139	$map->{instantiate_time} = $cf::RUNTIME;
1140	$map->instantiate;
1141
1142	# per-player maps become, after loading, normal maps
1143	$map->per_player (0) if $path->{user_rel};
1144	}
1145
1146	$map->path ($key);
1147	$map->{path} = $path;
1148	$map->last_access ($cf::RUNTIME);	1318	$map->{last_save} = $cf::RUNTIME;
		1319
		1320	$map->load_header
		1321	or return;
1149		1322
1150	if ($map->should_reset) {	1323	if ($map->should_reset) {
1151	$map->reset;	1324	$map->reset;
		1325	undef $guard;
1152	$map = find_map $path;	1326	$map = find $path
		1327	or return;
1153	}	1328	}
1154		1329
1155	$cf::MAP{$key} = $map	1330	$cf::MAP{$path} = $map
1156	}	1331	}
1157	}	1332	}
1158		1333
1159	sub load {	1334	sub load {
1160	my ($self) = @_;	1335	my ($self) = @_;
1161		1336
		1337	my $path = $self->{path};
		1338	my $guard = cf::lock_acquire "map_load:$path";
		1339
1162	return if $self->in_memory != cf::MAP_SWAPPED;	1340	return if $self->in_memory != cf::MAP_SWAPPED;
1163		1341
1164	$self->in_memory (cf::MAP_LOADING);	1342	$self->in_memory (cf::MAP_LOADING);
1165		1343
1166	my $path = $self->{path};
1167
1168	$self->alloc;	1344	$self->alloc;
1169	$self->load_objects ($self->{load_path}, 1)	1345	$self->_load_objects ($self->{load_path}, 1)
1170	or return;	1346	or return;
1171		1347
1172	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1348	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1173	if delete $self->{load_original};	1349	if delete $self->{load_original};
1174		1350
1175	if (my $uniq = $path->uniq_path) {	1351	if (my $uniq = $self->uniq_path) {
1176	utf8::encode $uniq;	1352	utf8::encode $uniq;
1177	if (aio_open $uniq, O_RDONLY, 0) {	1353	if (aio_open $uniq, O_RDONLY, 0) {
1178	$self->clear_unique_items;	1354	$self->clear_unique_items;
1179	$self->load_objects ($uniq, 0);	1355	$self->_load_objects ($uniq, 0);
1180	}	1356	}
1181	}	1357	}
		1358
		1359	Coro::cede;
1182		1360
1183	# now do the right thing for maps	1361	# now do the right thing for maps
1184	$self->link_multipart_objects;	1362	$self->link_multipart_objects;
1185		1363
1186	if ($self->{path}->is_style_map) {	1364	unless ($self->{deny_activate}) {
1187	$self->{deny_save} = 1;	1365	$self->decay_objects;
1188	$self->{deny_reset} = 1;
1189	} else {
1190	$self->fix_auto_apply;	1366	$self->fix_auto_apply;
1191	$self->decay_objects;
1192	$self->update_buttons;	1367	$self->update_buttons;
		1368	Coro::cede;
1193	$self->set_darkness_map;	1369	$self->set_darkness_map;
1194	$self->difficulty ($self->estimate_difficulty)	1370	$self->difficulty ($self->estimate_difficulty)
1195	unless $self->difficulty;	1371	unless $self->difficulty;
		1372	Coro::cede;
1196	$self->activate;	1373	$self->activate;
1197	}	1374	}
1198		1375
1199	$self->in_memory (cf::MAP_IN_MEMORY);	1376	$self->in_memory (cf::MAP_IN_MEMORY);
1200	}	1377	}
1201		1378
1202	sub load_map_sync {	1379	sub customise_for {
		1380	my ($self, $ob) = @_;
		1381
		1382	return find "~" . $ob->name . "/" . $self->{path}
		1383	if $self->per_player;
		1384
		1385	$self
		1386	}
		1387
		1388	# find and load all maps in the 3x3 area around a map
		1389	sub load_diag {
		1390	my ($map) = @_;
		1391
		1392	my @diag; # diagonal neighbours
		1393
		1394	for (0 .. 3) {
		1395	my $neigh = $map->tile_path ($_)
		1396	or next;
		1397	$neigh = find $neigh, $map
		1398	or next;
		1399	$neigh->load;
		1400
		1401	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1402	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1403	}
		1404
		1405	for (@diag) {
		1406	my $neigh = find @$_
		1407	or next;
		1408	$neigh->load;
		1409	}
		1410	}
		1411
		1412	sub find_sync {
1203	my ($path, $origin) = @_;	1413	my ($path, $origin) = @_;
1204		1414
1205	#warn "load_map_sync<$path, $origin>\n";#d#	1415	cf::sync_job { find $path, $origin }
		1416	}
1206		1417
1207	cf::sync_job {	1418	sub do_load_sync {
1208	my $map = cf::map::find_map $path, $origin	1419	my ($map) = @_;
		1420
		1421	cf::sync_job { $map->load };
		1422	}
		1423
		1424	our %MAP_PREFETCH;
		1425	our $MAP_PREFETCHER = Coro::async {
		1426	while () {
		1427	for my $path (keys %MAP_PREFETCH) {
		1428	my $map = find $path
1209	or return;	1429	or next;
1210	$map->load;	1430	$map->load;
1211	$map	1431
		1432	delete $MAP_PREFETCH{$path};
		1433	}
		1434	Coro::schedule;
1212	}	1435	}
		1436	};
		1437
		1438	sub find_async {
		1439	my ($path, $origin) = @_;
		1440
		1441	$path = normalise $path, $origin && $origin->{path};
		1442
		1443	if (my $map = $cf::MAP{$path}) {
		1444	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1445	}
		1446
		1447	$MAP_PREFETCH{$path} = 0;
		1448	$MAP_PREFETCHER->ready;
		1449
		1450	()
1213	}	1451	}
1214		1452
1215	sub save {	1453	sub save {
1216	my ($self) = @_;	1454	my ($self) = @_;
1217		1455
1218	my $save = $self->{path}->save_path; utf8::encode $save;	1456	my $lock = cf::lock_acquire "map_data:" . $self->path;
1219	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;
1220		1457
1221	$self->{last_save} = $cf::RUNTIME;	1458	$self->{last_save} = $cf::RUNTIME;
1222		1459
1223	return unless $self->dirty;	1460	return unless $self->dirty;
1224		1461
		1462	my $save = $self->save_path; utf8::encode $save;
		1463	my $uniq = $self->uniq_path; utf8::encode $uniq;
		1464
1225	$self->{load_path} = $save;	1465	$self->{load_path} = $save;
1226		1466
1227	return if $self->{deny_save};	1467	return if $self->{deny_save};
1228		1468
		1469	local $self->{last_access} = $self->last_access;#d#
		1470
		1471	cf::async {
		1472	$_->contr->save for $self->players;
		1473	};
		1474
1229	if ($uniq) {	1475	if ($uniq) {
1230	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1476	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1231	$self->save_objects ($uniq, cf::IO_UNIQUES);	1477	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1232	} else {	1478	} else {
1233	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1479	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1234	}	1480	}
1235	}	1481	}
1236		1482
1237	sub swap_out {	1483	sub swap_out {
1238	my ($self) = @_;	1484	my ($self) = @_;
		1485
		1486	# save first because save cedes
		1487	$self->save;
		1488
		1489	my $lock = cf::lock_acquire "map_data:" . $self->path;
1239		1490
1240	return if $self->players;	1491	return if $self->players;
1241	return if $self->in_memory != cf::MAP_IN_MEMORY;	1492	return if $self->in_memory != cf::MAP_IN_MEMORY;
1242	return if $self->{deny_save};	1493	return if $self->{deny_save};
1243		1494
1244	$self->save;
1245	$self->clear;	1495	$self->clear;
1246	$self->in_memory (cf::MAP_SWAPPED);	1496	$self->in_memory (cf::MAP_SWAPPED);
1247	}	1497	}
1248		1498
1249	sub reset_at {	1499	sub reset_at {
1250	my ($self) = @_;	1500	my ($self) = @_;
1251		1501
1252	# TODO: safety, remove and allow resettable per-player maps	1502	# TODO: safety, remove and allow resettable per-player maps
1253	return 1e99 if $self->{path}{user_rel};	1503	return 1e99 if $self->isa ("ext::map_per_player");
1254	return 1e99 if $self->{deny_reset};	1504	return 1e99 if $self->{deny_reset};
1255		1505
1256	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1506	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1257	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1507	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1258		1508
…		…
1263	my ($self) = @_;	1513	my ($self) = @_;
1264		1514
1265	$self->reset_at <= $cf::RUNTIME	1515	$self->reset_at <= $cf::RUNTIME
1266	}	1516	}
1267		1517
1268	sub unlink_save {
1269	my ($self) = @_;
1270
1271	utf8::encode (my $save = $self->{path}->save_path);
1272	aioreq_pri 3; IO::AIO::aio_unlink $save;
1273	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1274	}
1275
1276	sub rename {	1518	sub rename {
1277	my ($self, $new_path) = @_;	1519	my ($self, $new_path) = @_;
1278		1520
		1521	normalise $new_path;
		1522
1279	$self->unlink_save;	1523	$self->unlink_save;
1280		1524
1281	delete $cf::MAP{$self->path};	1525	delete $cf::MAP{$self->path};
1282	$self->{path} = new cf::path $new_path;	1526	$self->{path} = $new_path; $self->path ($self->{path});
1283	$self->path ($self->{path}->as_string);
1284	$cf::MAP{$self->path} = $self;	1527	$cf::MAP{$self->path} = $self;
1285		1528
1286	$self->save;	1529	$self->save;
1287	}	1530	}
1288		1531
1289	sub reset {	1532	sub reset {
1290	my ($self) = @_;	1533	my ($self) = @_;
1291		1534
		1535	my $lock = cf::lock_acquire "map_data:$self->{path}";
		1536
1292	return if $self->players;	1537	return if $self->players;
1293	return if $self->{path}{user_rel};#d#	1538	return if $self->isa ("ext::map_per_player");#d#
1294		1539
1295	warn "resetting map ", $self->path;#d#	1540	warn "resetting map ", $self->path;#d#
1296		1541
1297	delete $cf::MAP{$self->path};	1542	delete $cf::MAP{$self->path};
		1543
		1544	$self->in_memory (cf::MAP_SWAPPED);
		1545	$self->clear;
1298		1546
1299	$_->clear_links_to ($self) for values %cf::MAP;	1547	$_->clear_links_to ($self) for values %cf::MAP;
1300		1548
1301	$self->unlink_save;	1549	$self->unlink_save;
1302	$self->destroy;	1550	$self->destroy;
…		…
1311	$self->reset_timeout (1);	1559	$self->reset_timeout (1);
1312	$self->rename ("{nuke}/" . ($nuke_counter++));	1560	$self->rename ("{nuke}/" . ($nuke_counter++));
1313	$self->reset; # polite request, might not happen	1561	$self->reset; # polite request, might not happen
1314	}	1562	}
1315		1563
1316	sub customise_for {	1564	=item cf::map::unique_maps
1317	my ($map, $ob) = @_;
1318		1565
1319	if ($map->per_player) {	1566	Returns an arrayref of paths of all shared maps that have
1320	return cf::map::find_map "~" . $ob->name . "/" . $map->{path}{path};	1567	instantiated unique items. May block.
1321	}
1322		1568
1323	$map	1569	=cut
1324	}
1325		1570
1326	sub emergency_save {	1571	sub unique_maps() {
1327	local $cf::FREEZE = 1;	1572	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1573	or return;
1328		1574
1329	warn "enter emergency map save\n";	1575	my @paths;
1330		1576
1331	cf::sync_job {	1577	for (@$files) {
1332	warn "begin emergency map save\n";	1578	utf8::decode $_;
1333	$_->save for values %cf::MAP;	1579	next if /\.pst$/;
		1580	next unless /^$PATH_SEP/o;
		1581
		1582	s/\.map$//;
		1583	push @paths, $_;
1334	};	1584	}
1335		1585
1336	warn "end emergency map save\n";	1586	\@paths
1337	}	1587	}
1338		1588
1339	package cf;	1589	package cf;
1340		1590
1341	=back	1591	=back
1342		1592
		1593	=head3 cf::object
		1594
		1595	=cut
		1596
		1597	package cf::object;
		1598
		1599	=over 4
		1600
		1601	=item $ob->inv_recursive
		1602
		1603	Returns the inventory of the object _and_ their inventories, recursively.
		1604
		1605	=cut
		1606
		1607	sub inv_recursive_;
		1608	sub inv_recursive_ {
		1609	map { $_, inv_recursive_ $_->inv } @_
		1610	}
		1611
		1612	sub inv_recursive {
		1613	inv_recursive_ inv $_[0]
		1614	}
		1615
		1616	package cf;
		1617
		1618	=back
1343		1619
1344	=head3 cf::object::player	1620	=head3 cf::object::player
1345		1621
1346	=over 4	1622	=over 4
1347		1623
…		…
1383	(ref $cf::CFG{"may_$access"}	1659	(ref $cf::CFG{"may_$access"}
1384	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	1660	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}
1385	: $cf::CFG{"may_$access"})	1661	: $cf::CFG{"may_$access"})
1386	}	1662	}
1387		1663
		1664	=item $player_object->enter_link
		1665
		1666	Freezes the player and moves him/her to a special map (C<{link}>).
		1667
		1668	The player should be reasonably safe there for short amounts of time. You
		1669	I<MUST> call C<leave_link> as soon as possible, though.
		1670
		1671	Will never block.
		1672
		1673	=item $player_object->leave_link ($map, $x, $y)
		1674
		1675	Moves the player out of the special C<{link}> map onto the specified
		1676	map. If the map is not valid (or omitted), the player will be moved back
		1677	to the location he/she was before the call to C<enter_link>, or, if that
		1678	fails, to the emergency map position.
		1679
		1680	Might block.
		1681
		1682	=cut
		1683
		1684	sub link_map {
		1685	unless ($LINK_MAP) {
		1686	$LINK_MAP = cf::map::find "{link}"
		1687	or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 };
		1688	$LINK_MAP->load;
		1689	}
		1690
		1691	$LINK_MAP
		1692	}
		1693
1388	sub cf::object::player::enter_link {	1694	sub cf::object::player::enter_link {
1389	my ($self) = @_;	1695	my ($self) = @_;
1390		1696
1391	return if $self->map == $LINK_MAP;	1697	$self->deactivate_recursive;
1392		1698
		1699	return if UNIVERSAL::isa $self->map, "ext::map_link";
		1700
1393	$self->{_link_pos} = [$self->map->{path}, $self->x, $self->y]	1701	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1394	if $self->map;	1702	if $self->map;
1395		1703
1396	$self->enter_map ($LINK_MAP, 20, 20);	1704	$self->enter_map ($LINK_MAP || link_map, 20, 20);
1397	$self->deactivate_recursive;
1398	}	1705	}
1399		1706
1400	sub cf::object::player::leave_link {	1707	sub cf::object::player::leave_link {
1401	my ($self, $map, $x, $y) = @_;	1708	my ($self, $map, $x, $y) = @_;
1402		1709
1403	my $link_pos = delete $self->{_link_pos};	1710	my $link_pos = delete $self->{_link_pos};
1404		1711
1405	unless ($map) {	1712	unless ($map) {
1406	$self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1407
1408	# restore original map position	1713	# restore original map position
1409	($map, $x, $y) = @{ $link_pos || [] };	1714	($map, $x, $y) = @{ $link_pos || [] };
1410	$map = cf::map::find_map $map;	1715	$map = cf::map::find $map;
1411		1716
1412	unless ($map) {	1717	unless ($map) {
1413	($map, $x, $y) = @$EMERGENCY_POSITION;	1718	($map, $x, $y) = @$EMERGENCY_POSITION;
1414	$map = cf::map::find_map $map	1719	$map = cf::map::find $map
1415	or die "FATAL: cannot load emergency map\n";	1720	or die "FATAL: cannot load emergency map\n";
1416	}	1721	}
1417	}	1722	}
1418		1723
1419	($x, $y) = (-1, -1)	1724	($x, $y) = (-1, -1)
…		…
1422	# use -1 or undef as default coordinates, not 0, 0	1727	# use -1 or undef as default coordinates, not 0, 0
1423	($x, $y) = ($map->enter_x, $map->enter_y)	1728	($x, $y) = ($map->enter_x, $map->enter_y)
1424	if $x <=0 && $y <= 0;	1729	if $x <=0 && $y <= 0;
1425		1730
1426	$map->load;	1731	$map->load;
		1732	$map->load_diag;
1427		1733
		1734	return unless $self->contr->active;
1428	$self->activate_recursive;	1735	$self->activate_recursive;
1429	$self->enter_map ($map, $x, $y);	1736	$self->enter_map ($map, $x, $y);
1430	}	1737	}
1431		1738
		1739	cf::player->attach (
		1740	on_logout => sub {
		1741	my ($pl) = @_;
		1742
		1743	# abort map switching before logout
		1744	if ($pl->ob->{_link_pos}) {
		1745	cf::sync_job {
		1746	$pl->ob->leave_link
		1747	};
		1748	}
		1749	},
		1750	on_login => sub {
		1751	my ($pl) = @_;
		1752
		1753	# try to abort aborted map switching on player login :)
		1754	# should happen only on crashes
		1755	if ($pl->ob->{_link_pos}) {
		1756	$pl->ob->enter_link;
		1757	(async {
		1758	# we need this sleep as the login has a concurrent enter_exit running
		1759	# and this sleep increases chances of the player not ending up in scorn
		1760	$pl->ob->reply (undef,
		1761	"There was an internal problem at your last logout, "
		1762	. "the server will try to bring you to your intended destination in a second.",
		1763	cf::NDI_RED);
		1764	Coro::Timer::sleep 1;
		1765	$pl->ob->leave_link;
		1766	})->prio (2);
		1767	}
		1768	},
		1769	);
		1770
1432	=item $player_object->goto_map ($map, $x, $y)	1771	=item $player_object->goto ($path, $x, $y)
1433		1772
1434	=cut	1773	=cut
1435		1774
1436	sub cf::object::player::goto_map {	1775	sub cf::object::player::goto {
1437	my ($self, $path, $x, $y) = @_;	1776	my ($self, $path, $x, $y) = @_;
1438		1777
1439	$self->enter_link;	1778	$self->enter_link;
1440		1779
1441	(Coro::async {	1780	(async {
1442	$path = new cf::path $path;
1443
1444	my $map = cf::map::find_map $path->as_string;	1781	my $map = cf::map::find $path;
1445	$map = $map->customise_for ($self) if $map;	1782	$map = $map->customise_for ($self) if $map;
1446		1783
1447	warn "entering ", $map->path, " at ($x, $y)\n"	1784	# warn "entering ", $map->path, " at ($x, $y)\n"
1448	if $map;	1785	# if $map;
		1786
		1787	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1449		1788
1450	$self->leave_link ($map, $x, $y);	1789	$self->leave_link ($map, $x, $y);
1451	})->prio (1);	1790	})->prio (1);
1452	}	1791	}
1453		1792
…		…
1506		1845
1507	return unless $self->type == cf::PLAYER;	1846	return unless $self->type == cf::PLAYER;
1508		1847
1509	$self->enter_link;	1848	$self->enter_link;
1510		1849
1511	(Coro::async {	1850	(async {
		1851	$self->deactivate_recursive; # just to be sure
1512	unless (eval {	1852	unless (eval {
1513
1514	prepare_random_map $exit	1853	prepare_random_map $exit
1515	if $exit->slaying eq "/!";	1854	if $exit->slaying eq "/!";
1516		1855
1517	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;	1856	my $path = new_from_path cf::map $exit->slaying, $exit->map && $exit->map->path;
1518	$self->goto_map ($path, $exit->stats->hp, $exit->stats->sp);	1857	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1519		1858
1520	1;	1859	1;
1521	}) {	1860	}) {
1522	$self->message ("Something went wrong deep within the crossfire server. "	1861	$self->message ("Something went wrong deep within the crossfire server. "
1523	. "I'll try to bring you back to the map you were before. "	1862	. "I'll try to bring you back to the map you were before. "
1524	. "Please report this to the dungeon master",	1863	. "Please report this to the dungeon master!",
1525	cf::NDI_UNIQUE | cf::NDI_RED);	1864	cf::NDI_UNIQUE | cf::NDI_RED);
1526		1865
1527	warn "ERROR in enter_exit: $@";	1866	warn "ERROR in enter_exit: $@";
1528	$self->leave_link;	1867	$self->leave_link;
1529	}	1868	}
…		…
1580	on_reply => sub {	1919	on_reply => sub {
1581	my ($ns, $msg) = @_;	1920	my ($ns, $msg) = @_;
1582		1921
1583	# this weird shuffling is so that direct followup queries	1922	# this weird shuffling is so that direct followup queries
1584	# get handled first	1923	# get handled first
1585	my $queue = delete $ns->{query_queue};	1924	my $queue = delete $ns->{query_queue}
		1925	or return; # be conservative, not sure how that can happen, but we saw a crash here
1586		1926
1587	(shift @$queue)->[1]->($msg);	1927	(shift @$queue)->[1]->($msg);
1588		1928
1589	push @{ $ns->{query_queue} }, @$queue;	1929	push @{ $ns->{query_queue} }, @$queue;
1590		1930
…		…
1596	}	1936	}
1597	}	1937	}
1598	},	1938	},
1599	);	1939	);
1600		1940
1601	=item $client->coro (\&cb)	1941	=item $client->async (\&cb)
1602		1942
1603	Create a new coroutine, running the specified callback. The coroutine will	1943	Create a new coroutine, running the specified callback. The coroutine will
1604	be automatically cancelled when the client gets destroyed (e.g. on logout,	1944	be automatically cancelled when the client gets destroyed (e.g. on logout,
1605	or loss of connection).	1945	or loss of connection).
1606		1946
1607	=cut	1947	=cut
1608		1948
1609	sub cf::client::coro {	1949	sub cf::client::async {
1610	my ($self, $cb) = @_;	1950	my ($self, $cb) = @_;
1611		1951
1612	my $coro; $coro = async {	1952	my $coro = &Coro::async ($cb);
1613	eval {
1614	$cb->();
1615	};
1616	warn $@ if $@;
1617	};
1618		1953
1619	$coro->on_destroy (sub {	1954	$coro->on_destroy (sub {
1620	delete $self->{_coro}{$coro+0};	1955	delete $self->{_coro}{$coro+0};
1621	});	1956	});
1622		1957
…		…
1794		2129
1795	{	2130	{
1796	my $path = cf::localdir . "/database.pst";	2131	my $path = cf::localdir . "/database.pst";
1797		2132
1798	sub db_load() {	2133	sub db_load() {
1799	warn "loading database $path\n";#d# remove later
1800	$DB = stat $path ? Storable::retrieve $path : { };	2134	$DB = stat $path ? Storable::retrieve $path : { };
1801	}	2135	}
1802		2136
1803	my $pid;	2137	my $pid;
1804		2138
1805	sub db_save() {	2139	sub db_save() {
1806	warn "saving database $path\n";#d# remove later
1807	waitpid $pid, 0 if $pid;	2140	waitpid $pid, 0 if $pid;
1808	if (0 == ($pid = fork)) {	2141	if (0 == ($pid = fork)) {
1809	$DB->{_meta}{version} = 1;	2142	$DB->{_meta}{version} = 1;
1810	Storable::nstore $DB, "$path~";	2143	Storable::nstore $DB, "$path~";
1811	rename "$path~", $path;	2144	rename "$path~", $path;
…		…
1859	open my $fh, "<:utf8", cf::confdir . "/config"	2192	open my $fh, "<:utf8", cf::confdir . "/config"
1860	or return;	2193	or return;
1861		2194
1862	local $/;	2195	local $/;
1863	*CFG = YAML::Syck::Load <$fh>;	2196	*CFG = YAML::Syck::Load <$fh>;
		2197
		2198	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
		2199
		2200	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
		2201	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
		2202
		2203	if (exists $CFG{mlockall}) {
		2204	eval {
		2205	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
		2206	and die "WARNING: m(un)lockall failed: $!\n";
		2207	};
		2208	warn $@ if $@;
		2209	}
1864	}	2210	}
1865		2211
1866	sub main {	2212	sub main {
1867	# we must not ever block the main coroutine	2213	# we must not ever block the main coroutine
1868	local $Coro::idle = sub {	2214	local $Coro::idle = sub {
1869	Carp::cluck "FATAL: Coro::idle was called, major BUG\n";#d#	2215	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
1870	(Coro::unblock_sub {
1871	Event::one_event;	2216	async { Event::one_event };
1872	})->();
1873	};	2217	};
1874		2218
1875	cfg_load;	2219	cfg_load;
1876	db_load;	2220	db_load;
1877	load_extensions;	2221	load_extensions;
1878	Event::loop;	2222	Event::loop;
1879	}	2223	}
1880		2224
1881	#############################################################################	2225	#############################################################################
1882	# initialisation	2226	# initialisation and cleanup
		2227
		2228	# install some emergency cleanup handlers
		2229	BEGIN {
		2230	for my $signal (qw(INT HUP TERM)) {
		2231	Event->signal (
		2232	data => WF_AUTOCANCEL,
		2233	signal => $signal,
		2234	cb => sub {
		2235	cf::cleanup "SIG$signal";
		2236	},
		2237	);
		2238	}
		2239	}
		2240
		2241	sub emergency_save() {
		2242	my $freeze_guard = cf::freeze_mainloop;
		2243
		2244	warn "enter emergency perl save\n";
		2245
		2246	cf::sync_job {
		2247	# use a peculiar iteration method to avoid tripping on perl
		2248	# refcount bugs in for. also avoids problems with players
		2249	# and maps saved/destroyed asynchronously.
		2250	warn "begin emergency player save\n";
		2251	for my $login (keys %cf::PLAYER) {
		2252	my $pl = $cf::PLAYER{$login} or next;
		2253	$pl->valid or next;
		2254	$pl->save;
		2255	}
		2256	warn "end emergency player save\n";
		2257
		2258	warn "begin emergency map save\n";
		2259	for my $path (keys %cf::MAP) {
		2260	my $map = $cf::MAP{$path} or next;
		2261	$map->valid or next;
		2262	$map->save;
		2263	}
		2264	warn "end emergency map save\n";
		2265	};
		2266
		2267	warn "leave emergency perl save\n";
		2268	}
1883		2269
1884	sub reload() {	2270	sub reload() {
1885	# can/must only be called in main	2271	# can/must only be called in main
1886	if ($Coro::current != $Coro::main) {	2272	if ($Coro::current != $Coro::main) {
1887	warn "can only reload from main coroutine\n";	2273	warn "can only reload from main coroutine\n";
1888	return;	2274	return;
1889	}	2275	}
1890		2276
1891	warn "reloading...";	2277	warn "reloading...";
1892		2278
1893	local $FREEZE = 1;	2279	warn "freezing server";
		2280	my $guard = freeze_mainloop;
1894	cf::emergency_save;	2281	cf::emergency_save;
		2282
		2283	warn "sync database to disk";
		2284	cf::db_sync;
		2285	IO::AIO::flush;
1895		2286
1896	eval {	2287	eval {
1897	# if anything goes wrong in here, we should simply crash as we already saved	2288	# if anything goes wrong in here, we should simply crash as we already saved
1898		2289
1899	# cancel all watchers	2290	warn "cancel all watchers";
1900	for (Event::all_watchers) {	2291	for (Event::all_watchers) {
1901	$_->cancel if $_->data & WF_AUTOCANCEL;	2292	$_->cancel if $_->data & WF_AUTOCANCEL;
1902	}	2293	}
1903		2294
1904	# cancel all extension coros	2295	warn "cancel all extension coros";
1905	$_->cancel for values %EXT_CORO;	2296	$_->cancel for values %EXT_CORO;
1906	%EXT_CORO = ();	2297	%EXT_CORO = ();
1907		2298
		2299	warn "remove commands";
		2300	%COMMAND = ();
		2301
		2302	warn "remove ext commands";
		2303	%EXTCMD = ();
		2304
1908	# unload all extensions	2305	warn "unload/nuke all extensions";
1909	for (@exts) {	2306	for my $pkg (@EXTS) {
1910	warn "unloading <$_>";	2307	warn "... unloading $pkg";
1911	unload_extension $_;	2308
		2309	if (my $cb = $pkg->can ("unload")) {
		2310	eval {
		2311	$cb->($pkg);
		2312	1
		2313	} or warn "$pkg unloaded, but with errors: $@";
1912	}	2314	}
1913		2315
		2316	warn "... nuking $pkg";
		2317	Symbol::delete_package $pkg;
		2318	}
		2319
1914	# unload all modules loaded from $LIBDIR	2320	warn "unload all perl modules loaded from $LIBDIR";
1915	while (my ($k, $v) = each %INC) {	2321	while (my ($k, $v) = each %INC) {
1916	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2322	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
1917		2323
1918	warn "removing <$k>";	2324	warn "removing <$k>";
1919	delete $INC{$k};	2325	delete $INC{$k};
…		…
1926	}	2332	}
1927		2333
1928	Symbol::delete_package $k;	2334	Symbol::delete_package $k;
1929	}	2335	}
1930		2336
1931	# sync database to disk
1932	cf::db_sync;
1933	IO::AIO::flush;
1934
1935	# get rid of safe::, as good as possible	2337	warn "get rid of safe::, as good as possible";
1936	Symbol::delete_package "safe::$_"	2338	Symbol::delete_package "safe::$_"
1937	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2339	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
1938		2340
1939	# remove register_script_function callbacks
1940	# TODO
1941
1942	# unload cf.pm "a bit"	2341	warn "unload cf.pm \"a bit\"";
1943	delete $INC{"cf.pm"};	2342	delete $INC{"cf.pm"};
1944		2343
1945	# don't, removes xs symbols, too,	2344	# don't, removes xs symbols, too,
1946	# and global variables created in xs	2345	# and global variables created in xs
1947	#Symbol::delete_package __PACKAGE__;	2346	#Symbol::delete_package __PACKAGE__;
1948		2347
1949	# reload cf.pm
1950	warn "reloading cf.pm";	2348	warn "reloading cf.pm";
1951	require cf;	2349	require cf;
1952	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2350	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
1953		2351
1954	# load config and database again	2352	warn "load config and database again";
1955	cf::cfg_load;	2353	cf::cfg_load;
1956	cf::db_load;	2354	cf::db_load;
1957		2355
1958	# load extensions
1959	warn "load extensions";	2356	warn "load extensions";
1960	cf::load_extensions;	2357	cf::load_extensions;
1961		2358
1962	# reattach attachments to objects	2359	warn "reattach attachments to objects/players";
1963	warn "reattach";
1964	_global_reattach;	2360	_global_reattach;
		2361	warn "reattach attachments to maps";
		2362	reattach $_ for values %MAP;
1965	};	2363	};
1966		2364
1967	if ($@) {	2365	if ($@) {
1968	warn $@;	2366	warn $@;
1969	warn "error while reloading, exiting.";	2367	warn "error while reloading, exiting.";
1970	exit 1;	2368	exit 1;
1971	}	2369	}
1972		2370
1973	warn "reloaded successfully";	2371	warn "reloaded";
1974	};	2372	};
1975
1976	#############################################################################
1977
1978	unless ($LINK_MAP) {
1979	$LINK_MAP = cf::map::new;
1980
1981	$LINK_MAP->width (41);
1982	$LINK_MAP->height (41);
1983	$LINK_MAP->alloc;
1984	$LINK_MAP->path ("{link}");
1985	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
1986	$LINK_MAP->in_memory (MAP_IN_MEMORY);
1987
1988	# dirty hack because... archetypes are not yet loaded
1989	Event->timer (
1990	after => 2,
1991	cb => sub {
1992	$_[0]->w->cancel;
1993
1994	# provide some exits "home"
1995	my $exit = cf::object::new "exit";
1996
1997	$exit->slaying ($EMERGENCY_POSITION->[0]);
1998	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
1999	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2000
2001	$LINK_MAP->insert ($exit->clone, 19, 19);
2002	$LINK_MAP->insert ($exit->clone, 19, 20);
2003	$LINK_MAP->insert ($exit->clone, 19, 21);
2004	$LINK_MAP->insert ($exit->clone, 20, 19);
2005	$LINK_MAP->insert ($exit->clone, 20, 21);
2006	$LINK_MAP->insert ($exit->clone, 21, 19);
2007	$LINK_MAP->insert ($exit->clone, 21, 20);
2008	$LINK_MAP->insert ($exit->clone, 21, 21);
2009
2010	$exit->destroy;
2011	});
2012
2013	$LINK_MAP->{deny_save} = 1;
2014	$LINK_MAP->{deny_reset} = 1;
2015
2016	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2017	}
2018
2019	register "<global>", __PACKAGE__;
2020		2373
2021	register_command "reload" => sub {	2374	register_command "reload" => sub {
2022	my ($who, $arg) = @_;	2375	my ($who, $arg) = @_;
2023		2376
2024	if ($who->flag (FLAG_WIZ)) {	2377	if ($who->flag (FLAG_WIZ)) {
…		…
2034	reentrant => 0,	2387	reentrant => 0,
2035	prio => 0,	2388	prio => 0,
2036	at => $NEXT_TICK || $TICK,	2389	at => $NEXT_TICK || $TICK,
2037	data => WF_AUTOCANCEL,	2390	data => WF_AUTOCANCEL,
2038	cb => sub {	2391	cb => sub {
2039	unless ($FREEZE) {	2392	$NOW = Event::time;
		2393
2040	cf::server_tick; # one server iteration	2394	cf::server_tick; # one server iteration
2041	$RUNTIME += $TICK;	2395	$RUNTIME += $TICK;
2042	}
2043
2044	$NEXT_TICK += $TICK;	2396	$NEXT_TICK += $TICK;
		2397
		2398	$WAIT_FOR_TICK->broadcast;
		2399	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2045		2400
2046	# if we are delayed by four ticks or more, skip them all	2401	# if we are delayed by four ticks or more, skip them all
2047	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2402	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2048		2403
2049	$TICK_WATCHER->at ($NEXT_TICK);	2404	$TICK_WATCHER->at ($NEXT_TICK);
…		…
2051	},	2406	},
2052	);	2407	);
2053		2408
2054	IO::AIO::max_poll_time $TICK * 0.2;	2409	IO::AIO::max_poll_time $TICK * 0.2;
2055		2410
2056	Event->io (	2411	$AIO_POLL_WATCHER = Event->io (
2057	fd => IO::AIO::poll_fileno,	2412	fd => IO::AIO::poll_fileno,
2058	poll => 'r',	2413	poll => 'r',
2059	prio => 5,	2414	prio => 5,
2060	data => WF_AUTOCANCEL,	2415	data => WF_AUTOCANCEL,
2061	cb => \&IO::AIO::poll_cb,	2416	cb => \&IO::AIO::poll_cb,
2062	);	2417	);
2063		2418
2064	Event->timer (	2419	$WRITE_RUNTIME_WATCHER = Event->timer (
2065	data => WF_AUTOCANCEL,	2420	data => WF_AUTOCANCEL,
2066	after => 0,	2421	after => 0,
2067	interval => 10,	2422	interval => 10,
2068	cb => sub {	2423	cb => sub {
2069	(Coro::unblock_sub {	2424	(Coro::unblock_sub {
…		…
2071	or warn "ERROR: unable to write runtime file: $!";	2426	or warn "ERROR: unable to write runtime file: $!";
2072	})->();	2427	})->();
2073	},	2428	},
2074	);	2429	);
2075		2430
		2431	END { cf::emergency_save }
		2432
2076	1	2433	1
2077		2434

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