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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.118 by root, Mon Jan 1 21:19:52 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
…		…
203	# this is the main coro, too bad, we have to block	294	# this is the main coro, too bad, we have to block
204	# till the operation succeeds, freezing the server :/	295	# till the operation succeeds, freezing the server :/
205		296
206	# TODO: use suspend/resume instead	297	# TODO: use suspend/resume instead
207	# (but this is cancel-safe)	298	# (but this is cancel-safe)
208	local $FREEZE = 1;	299	my $freeze_guard = freeze_mainloop;
209		300
210	my $busy = 1;	301	my $busy = 1;
211	my @res;	302	my @res;
212		303
213	(Coro::async {	304	(async {
214	@res = eval { $job->() };	305	@res = eval { $job->() };
215	warn $@ if $@;	306	warn $@ if $@;
216	undef $busy;	307	undef $busy;
217	})->prio (Coro::PRIO_MAX);	308	})->prio (Coro::PRIO_MAX);
218		309
219	while ($busy) {	310	while ($busy) {
220	Coro::cede_notself;	311	Coro::cede or Event::one_event;
221	Event::one_event unless Coro::nready;
222	}	312	}
223		313
224	wantarray ? @res : $res[0]	314	wantarray ? @res : $res[0]
225	} else {	315	} else {
226	# we are in another coroutine, how wonderful, everything just works	316	# we are in another coroutine, how wonderful, everything just works
227		317
228	$job->()	318	$job->()
229	}	319	}
230	}	320	}
231		321
232	=item $coro = cf::coro { BLOCK }	322	=item $coro = cf::async_ext { BLOCK }
233		323
234	Creates and returns a new coro. This coro is automcatially being canceled	324	Like async, but this coro is automatically being canceled when the
235	when the extension calling this is being unloaded.	325	extension calling this is being unloaded.
236		326
237	=cut	327	=cut
238		328
239	sub coro(&) {	329	sub async_ext(&) {
240	my $cb = shift;	330	my $cb = shift;
241		331
242	my $coro; $coro = async {	332	my $coro = &Coro::async ($cb);
243	eval {
244	$cb->();
245	};
246	warn $@ if $@;
247	};
248		333
249	$coro->on_destroy (sub {	334	$coro->on_destroy (sub {
250	delete $EXT_CORO{$coro+0};	335	delete $EXT_CORO{$coro+0};
251	});	336	});
252	$EXT_CORO{$coro+0} = $coro;	337	$EXT_CORO{$coro+0} = $coro;
253		338
254	$coro	339	$coro
255	}	340	}
256		341
257	sub write_runtime {	342	sub write_runtime {
		343	return unless $TICK_WATCHER->is_active;
		344
258	my $runtime = cf::localdir . "/runtime";	345	my $runtime = cf::localdir . "/runtime";
259		346
260	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	347	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
261	or return;	348	or return;
262		349
…		…
277	}	364	}
278		365
279	=back	366	=back
280		367
281	=cut	368	=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	$_[0]{path} =~ m{^/styles/}
399	}
400
401	package cf;
402		369
403	#############################################################################	370	#############################################################################
404		371
405	=head2 ATTACHABLE OBJECTS	372	=head2 ATTACHABLE OBJECTS
406		373
…		…
853	=cut	820	=cut
854		821
855	sub register_extcmd {	822	sub register_extcmd {
856	my ($name, $cb) = @_;	823	my ($name, $cb) = @_;
857		824
858	my $caller = caller;
859	#warn "registering extcmd '$name' to '$caller'";
860
861	$EXTCMD{$name} = [$cb, $caller];	825	$EXTCMD{$name} = $cb;
862	}	826	}
863		827
864	cf::player->attach (	828	cf::player->attach (
865	on_command => sub {	829	on_command => sub {
866	my ($pl, $name, $params) = @_;	830	my ($pl, $name, $params) = @_;
…		…
879		843
880	my $msg = eval { from_json $buf };	844	my $msg = eval { from_json $buf };
881		845
882	if (ref $msg) {	846	if (ref $msg) {
883	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	847	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
884	if (my %reply = $cb->[0]->($pl, $msg)) {	848	if (my %reply = $cb->($pl, $msg)) {
885	$pl->ext_reply ($msg->{msgid}, %reply);	849	$pl->ext_reply ($msg->{msgid}, %reply);
886	}	850	}
887	}	851	}
888	} else {	852	} else {
889	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	853	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
891		855
892	cf::override;	856	cf::override;
893	},	857	},
894	);	858	);
895		859
896	sub register {
897	my ($base, $pkg) = @_;
898
899	#TODO
900	}
901
902	sub load_extension {	860	sub load_extension {
903	my ($path) = @_;	861	my ($path) = @_;
904		862
905	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	863	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
906	my $base = $1;	864	my $base = $1;
907	my $pkg = $1;	865	my $pkg = $1;
908	$pkg =~ s/[^[:word:]]/_/g;	866	$pkg =~ s/[^[:word:]]/_/g;
909	$pkg = "ext::$pkg";	867	$pkg = "ext::$pkg";
910		868
911	warn "loading '$path' into '$pkg'\n";	869	warn "... loading '$path' into '$pkg'\n";
912		870
913	open my $fh, "<:utf8", $path	871	open my $fh, "<:utf8", $path
914	or die "$path: $!";	872	or die "$path: $!";
915		873
916	my $source =	874	my $source =
917	"package $pkg; use strict; use utf8;\n"	875	"package $pkg; use strict; use utf8;\n"
918	. "#line 1 \"$path\"\n{\n"	876	. "#line 1 \"$path\"\n{\n"
919	. (do { local $/; <$fh> })	877	. (do { local $/; <$fh> })
920	. "\n};\n1";	878	. "\n};\n1";
921		879
922	eval $source	880	unless (eval $source) {
923	or die $@ ? "$path: $@\n"	881	my $msg = $@ ? "$path: $@\n"
924	: "extension disabled.\n";	882	: "extension disabled.\n";
925		883	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
926	push @exts, $pkg;	884	warn $@;
927	$ext_pkg{$base} = $pkg;	885	warn "mandatory extension failed to load, exiting.\n";
928		886	exit 1;
929	# no strict 'refs';	887	}
930	# @{"$pkg\::ISA"} = ext::;	888	die $@;
931
932	register $base, $pkg;
933	}
934
935	sub unload_extension {
936	my ($pkg) = @_;
937
938	warn "removing extension $pkg\n";
939
940	# remove hooks
941	#TODO
942	# for my $idx (0 .. $#PLUGIN_EVENT) {
943	# delete $hook[$idx]{$pkg};
944	# }	889	}
945		890
946	# remove commands	891	push @EXTS, $pkg;
947	for my $name (keys %COMMAND) {
948	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
949
950	if (@cb) {
951	$COMMAND{$name} = \@cb;
952	} else {
953	delete $COMMAND{$name};
954	}
955	}
956
957	# remove extcmds
958	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
959	delete $EXTCMD{$name};
960	}
961
962	if (my $cb = $pkg->can ("unload")) {
963	eval {
964	$cb->($pkg);
965	1
966	} or warn "$pkg unloaded, but with errors: $@";
967	}
968
969	Symbol::delete_package $pkg;
970	}	892	}
971		893
972	sub load_extensions {	894	sub load_extensions {
973	for my $ext (<$LIBDIR/*.ext>) {	895	for my $ext (<$LIBDIR/*.ext>) {
974	next unless -r $ext;	896	next unless -r $ext;
…		…
978	} or warn "$ext not loaded: $@";	900	} or warn "$ext not loaded: $@";
979	}	901	}
980	}	902	}
981		903
982	#############################################################################	904	#############################################################################
983	# load/save/clean perl data associated with a map
984
985	*cf::mapsupport::on_clean = sub {
986	my ($map) = @_;
987
988	my $path = $map->tmpname;
989	defined $path or return;
990
991	unlink "$path.pst";
992	};
993
994	cf::map->attach (prio => -10000, package => cf::mapsupport::);
995
996	#############################################################################
997	# load/save perl data associated with player->ob objects
998
999	sub all_objects(@) {
1000	@_, map all_objects ($_->inv), @_
1001	}
1002
1003	# TODO: compatibility cruft, remove when no longer needed
1004	cf::player->attach (
1005	on_load => sub {
1006	my ($pl, $path) = @_;
1007
1008	for my $o (all_objects $pl->ob) {
1009	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1010	$o->set_ob_key_value ("_perl_data");
1011
1012	%$o = %{ Storable::thaw pack "H*", $value };
1013	}
1014	}
1015	},
1016	);
1017
1018	#############################################################################
1019		905
1020	=head2 CORE EXTENSIONS	906	=head2 CORE EXTENSIONS
1021		907
1022	Functions and methods that extend core crossfire objects.	908	Functions and methods that extend core crossfire objects.
1023		909
		910	=cut
		911
		912	package cf::player;
		913
		914	use Coro::AIO;
		915
1024	=head3 cf::player	916	=head3 cf::player
1025		917
1026	=over 4	918	=over 4
1027		919
1028	=item cf::player::exists $login	920	=item cf::player::find $login
1029		921
1030	Returns true when the given account exists.	922	Returns the given player object, loading it if necessary (might block).
1031		923
1032	=cut	924	=cut
1033		925
1034	sub cf::player::exists($) {	926	sub playerdir($) {
1035	cf::player::find $_[0]	927	cf::localdir
1036	or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[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
1037	}	1073	}
1038		1074
1039	=item $player->ext_reply ($msgid, $msgtype, %msg)	1075	=item $player->ext_reply ($msgid, $msgtype, %msg)
1040		1076
1041	Sends an ext reply to the player.	1077	Sends an ext reply to the player.
1042		1078
1043	=cut	1079	=cut
1044		1080
1045	sub cf::player::ext_reply($$$%) {	1081	sub ext_reply($$$%) {
1046	my ($self, $id, %msg) = @_;	1082	my ($self, $id, %msg) = @_;
1047		1083
1048	$msg{msgid} = $id;	1084	$msg{msgid} = $id;
1049		1085
1050	$self->send ("ext " . to_json \%msg);	1086	$self->send ("ext " . cf::to_json \%msg);
1051	}	1087	}
		1088
		1089	package cf;
1052		1090
1053	=back	1091	=back
1054		1092
1055		1093
1056	=head3 cf::map	1094	=head3 cf::map
…		…
1062	package cf::map;	1100	package cf::map;
1063		1101
1064	use Fcntl;	1102	use Fcntl;
1065	use Coro::AIO;	1103	use Coro::AIO;
1066		1104
		1105	use overload
		1106	'""' => \&as_string;
		1107
1067	our $MAX_RESET = 7200;	1108	our $MAX_RESET = 3600;
1068	our $DEFAULT_RESET = 3600;	1109	our $DEFAULT_RESET = 3000;
1069		1110
1070	sub generate_random_map {	1111	sub generate_random_map {
1071	my ($path, $rmp) = @_;	1112	my ($self, $rmp) = @_;
1072		1113
1073	# mit "rum" bekleckern, nicht	1114	# mit "rum" bekleckern, nicht
1074	cf::map::_create_random_map	1115	$self->_create_random_map (
1075	$path,
1076	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1116	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1077	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1117	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1078	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1118	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1079	$rmp->{exit_on_final_map},	1119	$rmp->{exit_on_final_map},
1080	$rmp->{xsize}, $rmp->{ysize},	1120	$rmp->{xsize}, $rmp->{ysize},
1081	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1121	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1082	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1122	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1083	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1123	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1084	$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},
1085	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1125	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1086	(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, $path
1087	}	1233	}
1088		1234
1089	# and all this just because we cannot iterate over	1235	# and all this just because we cannot iterate over
1090	# all maps in C++...	1236	# all maps in C++...
1091	sub change_all_map_light {	1237	sub change_all_map_light {
1092	my ($change) = @_;	1238	my ($change) = @_;
1093		1239
1094	$_->change_map_light ($change) for values %cf::MAP;	1240	$_->change_map_light ($change)
		1241	for grep $_->outdoor, values %cf::MAP;
1095	}	1242	}
1096		1243
		1244	sub unlink_save {
		1245	my ($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
1097	sub try_load_header($) {	1252	sub load_header_from($) {
1098	my ($path) = @_;	1253	my ($self, $path) = @_;
1099		1254
1100	utf8::encode $path;	1255	utf8::encode $path;
1101	aio_open $path, O_RDONLY, 0	1256	aio_open $path, O_RDONLY, 0
1102	or return;	1257	or return;
1103		1258
1104	my $map = cf::map::new	1259	$self->_load_header ($path)
1105	or return;	1260	or return;
1106		1261
1107	$map->load_header ($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
1108	or return;	1290	or return;
1109		1291
1110	$map->{load_path} = $path;	1292	$self->{load_original} = 1;
		1293	$self->{instantiate_time} = $cf::RUNTIME;
		1294	$self->last_access ($cf::RUNTIME);
		1295	$self->instantiate;
		1296	}
1111		1297
1112	$map	1298	1
1113	}	1299	}
1114		1300
		1301	sub find;
1115	sub find_map {	1302	sub find {
1116	my ($path, $origin) = @_;	1303	my ($path, $origin) = @_;
1117		1304
1118	#warn "find_map<$path,$origin>\n";#d#
1119
1120	$path = new cf::path $path, $origin && $origin->path;	1305	$path = normalise $path, $origin && $origin->path;
1121	my $key = $path->as_string;
1122		1306
		1307	cf::lock_wait "map_find:$path";
		1308
1123	$cf::MAP{$key} || do {	1309	$cf::MAP{$path} || do {
1124	# do it the slow way	1310	my $guard = cf::lock_acquire "map_find:$path";
1125	my $map = try_load_header $path->save_path;	1311	my $map = new_from_path cf::map $path
1126
1127	if ($map) {
1128	# safety
1129	$map->{instantiate_time} = $cf::RUNTIME
1130	if $map->{instantiate_time} > $cf::RUNTIME;
1131	} else {
1132	if (my $rmp = $path->random_map_params) {
1133	$map = generate_random_map $key, $rmp;
1134	} else {
1135	$map = try_load_header $path->load_path;
1136	}
1137
1138	$map or return;	1312	or return;
1139		1313
1140	$map->{load_original} = 1;
1141	$map->{instantiate_time} = $cf::RUNTIME;
1142	$map->instantiate;
1143
1144	# per-player maps become, after loading, normal maps
1145	$map->per_player (0) if $path->{user_rel};
1146	}
1147	#Coro::Timer::sleep 1;#d#
1148
1149	$map->path ($key);
1150	$map->{path} = $path;
1151	$map->{last_save} = $cf::RUNTIME;	1314	$map->{last_save} = $cf::RUNTIME;
1152	$map->last_access ($cf::RUNTIME);	1315
		1316	$map->load_header
		1317	or return;
1153		1318
1154	if ($map->should_reset) {	1319	if ($map->should_reset) {
1155	$map->reset;	1320	$map->reset;
		1321	undef $guard;
1156	$map = find_map $path;	1322	$map = find $path
		1323	or return;
1157	}	1324	}
1158		1325
1159	$cf::MAP{$key} = $map	1326	$cf::MAP{$path} = $map
1160	}	1327	}
1161	}	1328	}
1162		1329
1163	sub load {	1330	sub load {
1164	my ($self) = @_;	1331	my ($self) = @_;
1165		1332
		1333	my $path = $self->{path};
		1334	my $guard = cf::lock_acquire "map_load:$path";
		1335
1166	return if $self->in_memory != cf::MAP_SWAPPED;	1336	return if $self->in_memory != cf::MAP_SWAPPED;
1167		1337
1168	$self->in_memory (cf::MAP_LOADING);	1338	$self->in_memory (cf::MAP_LOADING);
1169		1339
1170	my $path = $self->{path};
1171
1172	$self->alloc;	1340	$self->alloc;
1173	$self->load_objects ($self->{load_path}, 1)	1341	$self->_load_objects ($self->{load_path}, 1)
1174	or return;	1342	or return;
1175		1343
1176	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1344	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1177	if delete $self->{load_original};	1345	if delete $self->{load_original};
1178		1346
1179	if (my $uniq = $path->uniq_path) {	1347	if (my $uniq = $self->uniq_path) {
1180	utf8::encode $uniq;	1348	utf8::encode $uniq;
1181	if (aio_open $uniq, O_RDONLY, 0) {	1349	if (aio_open $uniq, O_RDONLY, 0) {
1182	$self->clear_unique_items;	1350	$self->clear_unique_items;
1183	$self->load_objects ($uniq, 0);	1351	$self->_load_objects ($uniq, 0);
1184	}	1352	}
1185	}	1353	}
		1354
		1355	Coro::cede;
1186		1356
1187	# now do the right thing for maps	1357	# now do the right thing for maps
1188	$self->link_multipart_objects;	1358	$self->link_multipart_objects;
1189		1359
1190	if ($self->{path}->is_style_map) {	1360	unless ($self->{deny_activate}) {
1191	$self->{deny_save} = 1;	1361	$self->decay_objects;
1192	$self->{deny_reset} = 1;
1193	} else {
1194	$self->fix_auto_apply;	1362	$self->fix_auto_apply;
1195	$self->decay_objects;
1196	$self->update_buttons;	1363	$self->update_buttons;
		1364	Coro::cede;
1197	$self->set_darkness_map;	1365	$self->set_darkness_map;
1198	$self->difficulty ($self->estimate_difficulty)	1366	$self->difficulty ($self->estimate_difficulty)
1199	unless $self->difficulty;	1367	unless $self->difficulty;
		1368	Coro::cede;
1200	$self->activate;	1369	$self->activate;
1201	}	1370	}
1202		1371
1203	$self->in_memory (cf::MAP_IN_MEMORY);	1372	$self->in_memory (cf::MAP_IN_MEMORY);
1204	}	1373	}
1205		1374
1206	sub load_map_sync {	1375	sub customise_for {
		1376	my ($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	$neigh->load;
		1405	}
		1406	}
		1407
		1408	sub find_sync {
1207	my ($path, $origin) = @_;	1409	my ($path, $origin) = @_;
1208		1410
1209	#warn "load_map_sync<$path, $origin>\n";#d#	1411	cf::sync_job { find $path, $origin }
		1412	}
1210		1413
1211	cf::sync_job {	1414	sub do_load_sync {
1212	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
1213	or return;	1425	or next;
1214	$map->load;	1426	$map->load;
1215	$map	1427
		1428	delete $MAP_PREFETCH{$path};
		1429	}
		1430	Coro::schedule;
1216	}	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	$MAP_PREFETCHER->ready;
		1445
		1446	()
1217	}	1447	}
1218		1448
1219	sub save {	1449	sub save {
1220	my ($self) = @_;	1450	my ($self) = @_;
1221		1451
		1452	my $lock = cf::lock_acquire "map_data:" . $self->path;
		1453
1222	$self->{last_save} = $cf::RUNTIME;	1454	$self->{last_save} = $cf::RUNTIME;
1223		1455
1224	return unless $self->dirty;	1456	return unless $self->dirty;
1225		1457
1226	my $save = $self->{path}->save_path; utf8::encode $save;	1458	my $save = $self->save_path; utf8::encode $save;
1227	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1459	my $uniq = $self->uniq_path; utf8::encode $uniq;
1228		1460
1229	$self->{load_path} = $save;	1461	$self->{load_path} = $save;
1230		1462
1231	return if $self->{deny_save};	1463	return if $self->{deny_save};
1232		1464
		1465	local $self->{last_access} = $self->last_access;#d#
		1466
		1467	cf::async {
		1468	$_->contr->save for $self->players;
		1469	};
		1470
1233	if ($uniq) {	1471	if ($uniq) {
1234	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1472	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1235	$self->save_objects ($uniq, cf::IO_UNIQUES);	1473	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1236	} else {	1474	} else {
1237	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1475	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1238	}	1476	}
1239	}	1477	}
1240		1478
1241	sub swap_out {	1479	sub swap_out {
1242	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;
1243		1486
1244	return if $self->players;	1487	return if $self->players;
1245	return if $self->in_memory != cf::MAP_IN_MEMORY;	1488	return if $self->in_memory != cf::MAP_IN_MEMORY;
1246	return if $self->{deny_save};	1489	return if $self->{deny_save};
1247		1490
1248	$self->save;
1249	$self->clear;	1491	$self->clear;
1250	$self->in_memory (cf::MAP_SWAPPED);	1492	$self->in_memory (cf::MAP_SWAPPED);
1251	}	1493	}
1252		1494
1253	sub reset_at {	1495	sub reset_at {
1254	my ($self) = @_;	1496	my ($self) = @_;
1255		1497
1256	# TODO: safety, remove and allow resettable per-player maps	1498	# TODO: safety, remove and allow resettable per-player maps
1257	return 1e99 if $self->{path}{user_rel};	1499	return 1e99 if $self->isa ("ext::map_per_player");
1258	return 1e99 if $self->{deny_reset};	1500	return 1e99 if $self->{deny_reset};
1259		1501
1260	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1502	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1261	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1503	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1262		1504
…		…
1267	my ($self) = @_;	1509	my ($self) = @_;
1268		1510
1269	$self->reset_at <= $cf::RUNTIME	1511	$self->reset_at <= $cf::RUNTIME
1270	}	1512	}
1271		1513
1272	sub unlink_save {
1273	my ($self) = @_;
1274
1275	utf8::encode (my $save = $self->{path}->save_path);
1276	aioreq_pri 3; IO::AIO::aio_unlink $save;
1277	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1278	}
1279
1280	sub rename {	1514	sub rename {
1281	my ($self, $new_path) = @_;	1515	my ($self, $new_path) = @_;
1282		1516
		1517	normalise $new_path;
		1518
1283	$self->unlink_save;	1519	$self->unlink_save;
1284		1520
1285	delete $cf::MAP{$self->path};	1521	delete $cf::MAP{$self->path};
1286	$self->{path} = new cf::path $new_path;	1522	$self->{path} = $new_path; $self->path ($self->{path});
1287	$self->path ($self->{path}->as_string);
1288	$cf::MAP{$self->path} = $self;	1523	$cf::MAP{$self->path} = $self;
1289		1524
1290	$self->save;	1525	$self->save;
1291	}	1526	}
1292		1527
1293	sub reset {	1528	sub reset {
1294	my ($self) = @_;	1529	my ($self) = @_;
1295		1530
		1531	my $lock = cf::lock_acquire "map_data:$self->{path}";
		1532
1296	return if $self->players;	1533	return if $self->players;
1297	return if $self->{path}{user_rel};#d#	1534	return if $self->isa ("ext::map_per_player");#d#
1298		1535
1299	warn "resetting map ", $self->path;#d#	1536	warn "resetting map ", $self->path;#d#
1300		1537
1301	delete $cf::MAP{$self->path};	1538	delete $cf::MAP{$self->path};
		1539
		1540	$self->in_memory (cf::MAP_SWAPPED);
		1541	$self->clear;
1302		1542
1303	$_->clear_links_to ($self) for values %cf::MAP;	1543	$_->clear_links_to ($self) for values %cf::MAP;
1304		1544
1305	$self->unlink_save;	1545	$self->unlink_save;
1306	$self->destroy;	1546	$self->destroy;
…		…
1315	$self->reset_timeout (1);	1555	$self->reset_timeout (1);
1316	$self->rename ("{nuke}/" . ($nuke_counter++));	1556	$self->rename ("{nuke}/" . ($nuke_counter++));
1317	$self->reset; # polite request, might not happen	1557	$self->reset; # polite request, might not happen
1318	}	1558	}
1319		1559
1320	sub customise_for {	1560	=item cf::map::unique_maps
1321	my ($map, $ob) = @_;
1322		1561
1323	if ($map->per_player) {	1562	Returns an arrayref of paths of all shared maps that have
1324	return cf::map::find_map "~" . $ob->name . "/" . $map->{path}{path};	1563	instantiated unique items. May block.
1325	}
1326		1564
1327	$map	1565	=cut
1328	}
1329		1566
1330	sub emergency_save {	1567	sub unique_maps() {
1331	local $cf::FREEZE = 1;	1568	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1569	or return;
1332		1570
1333	warn "enter emergency map save\n";	1571	my @paths;
1334		1572
1335	cf::sync_job {	1573	for (@$files) {
1336	warn "begin emergency map save\n";	1574	utf8::decode $_;
1337	$_->save for values %cf::MAP;	1575	next if /\.pst$/;
		1576	next unless /^$PATH_SEP/o;
		1577
		1578	s/\.map$//;
		1579	push @paths, $_;
1338	};	1580	}
1339		1581
1340	warn "end emergency map save\n";	1582	\@paths
1341	}	1583	}
1342		1584
1343	package cf;	1585	package cf;
1344		1586
1345	=back	1587	=back
1346		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
1347		1615
1348	=head3 cf::object::player	1616	=head3 cf::object::player
1349		1617
1350	=over 4	1618	=over 4
1351		1619
…		…
1391		1659
1392	=item $player_object->enter_link	1660	=item $player_object->enter_link
1393		1661
1394	Freezes the player and moves him/her to a special map (C<{link}>).	1662	Freezes the player and moves him/her to a special map (C<{link}>).
1395		1663
1396	The player should be reaosnably safe there for short amounts of time. You	1664	The player should be reasonably safe there for short amounts of time. You
1397	I<MUST> call C<leave_link> as soon as possible, though.	1665	I<MUST> call C<leave_link> as soon as possible, though.
1398		1666
		1667	Will never block.
		1668
1399	=item $player_object->leave_link ($map, $x, $y)	1669	=item $player_object->leave_link ($map, $x, $y)
1400		1670
1401	Moves the player out of the specila link map onto the given map. If the	1671	Moves the player out of the special C<{link}> map onto the specified
1402	map is not valid (or omitted), the player will be moved back to the	1672	map. If the map is not valid (or omitted), the player will be moved back
1403	location he/she was before the call to C<enter_link>, or, if that fails,	1673	to the location he/she was before the call to C<enter_link>, or, if that
1404	to the emergency map position.	1674	fails, to the emergency map position.
1405		1675
1406	Might block.	1676	Might block.
1407		1677
1408	=cut	1678	=cut
		1679
		1680	sub link_map {
		1681	unless ($LINK_MAP) {
		1682	$LINK_MAP = cf::map::find "{link}"
		1683	or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 };
		1684	$LINK_MAP->load;
		1685	}
		1686
		1687	$LINK_MAP
		1688	}
1409		1689
1410	sub cf::object::player::enter_link {	1690	sub cf::object::player::enter_link {
1411	my ($self) = @_;	1691	my ($self) = @_;
1412		1692
1413	return if $self->map == $LINK_MAP;	1693	$self->deactivate_recursive;
1414		1694
		1695	return if UNIVERSAL::isa $self->map, "ext::map_link";
		1696
1415	$self->{_link_pos} = [$self->map->{path}, $self->x, $self->y]	1697	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1416	if $self->map;	1698	if $self->map;
1417		1699
1418	$self->enter_map ($LINK_MAP, 20, 20);	1700	$self->enter_map ($LINK_MAP || link_map, 20, 20);
1419	$self->deactivate_recursive;
1420	}	1701	}
1421		1702
1422	sub cf::object::player::leave_link {	1703	sub cf::object::player::leave_link {
1423	my ($self, $map, $x, $y) = @_;	1704	my ($self, $map, $x, $y) = @_;
1424		1705
1425	my $link_pos = delete $self->{_link_pos};	1706	my $link_pos = delete $self->{_link_pos};
1426		1707
1427	unless ($map) {	1708	unless ($map) {
1428	# restore original map position	1709	# restore original map position
1429	($map, $x, $y) = @{ $link_pos || [] };	1710	($map, $x, $y) = @{ $link_pos || [] };
1430	$map = cf::map::find_map $map;	1711	$map = cf::map::find $map;
1431		1712
1432	unless ($map) {	1713	unless ($map) {
1433	($map, $x, $y) = @$EMERGENCY_POSITION;	1714	($map, $x, $y) = @$EMERGENCY_POSITION;
1434	$map = cf::map::find_map $map	1715	$map = cf::map::find $map
1435	or die "FATAL: cannot load emergency map\n";	1716	or die "FATAL: cannot load emergency map\n";
1436	}	1717	}
1437	}	1718	}
1438		1719
1439	($x, $y) = (-1, -1)	1720	($x, $y) = (-1, -1)
…		…
1442	# use -1 or undef as default coordinates, not 0, 0	1723	# use -1 or undef as default coordinates, not 0, 0
1443	($x, $y) = ($map->enter_x, $map->enter_y)	1724	($x, $y) = ($map->enter_x, $map->enter_y)
1444	if $x <=0 && $y <= 0;	1725	if $x <=0 && $y <= 0;
1445		1726
1446	$map->load;	1727	$map->load;
		1728	$map->load_diag;
1447		1729
		1730	return unless $self->contr->active;
1448	$self->activate_recursive;	1731	$self->activate_recursive;
1449	$self->enter_map ($map, $x, $y);	1732	$self->enter_map ($map, $x, $y);
1450	}	1733	}
1451		1734
		1735	cf::player->attach (
		1736	on_logout => sub {
		1737	my ($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
1452	=item $player_object->goto_map ($path, $x, $y)	1767	=item $player_object->goto ($path, $x, $y)
1453		1768
1454	=cut	1769	=cut
1455		1770
1456	sub cf::object::player::goto_map {	1771	sub cf::object::player::goto {
1457	my ($self, $path, $x, $y) = @_;	1772	my ($self, $path, $x, $y) = @_;
1458		1773
1459	$self->enter_link;	1774	$self->enter_link;
1460		1775
1461	(Coro::async {	1776	(async {
1462	$path = new cf::path $path;
1463
1464	my $map = cf::map::find_map $path->as_string;	1777	my $map = cf::map::find $path;
1465	$map = $map->customise_for ($self) if $map;	1778	$map = $map->customise_for ($self) if $map;
1466		1779
1467	warn "entering ", $map->path, " at ($x, $y)\n"	1780	# warn "entering ", $map->path, " at ($x, $y)\n"
1468	if $map;	1781	# if $map;
1469		1782
1470	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1783	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1471		1784
1472	$self->leave_link ($map, $x, $y);	1785	$self->leave_link ($map, $x, $y);
1473	})->prio (1);	1786	})->prio (1);
1474	}	1787	}
1475		1788
…		…
1528		1841
1529	return unless $self->type == cf::PLAYER;	1842	return unless $self->type == cf::PLAYER;
1530		1843
1531	$self->enter_link;	1844	$self->enter_link;
1532		1845
1533	(Coro::async {	1846	(async {
		1847	$self->deactivate_recursive; # just to be sure
1534	unless (eval {	1848	unless (eval {
1535
1536	prepare_random_map $exit	1849	prepare_random_map $exit
1537	if $exit->slaying eq "/!";	1850	if $exit->slaying eq "/!";
1538		1851
1539	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;
1540	$self->goto_map ($path, $exit->stats->hp, $exit->stats->sp);	1853	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1541		1854
1542	1;	1855	1;
1543	}) {	1856	}) {
1544	$self->message ("Something went wrong deep within the crossfire server. "	1857	$self->message ("Something went wrong deep within the crossfire server. "
1545	. "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. "
1546	. "Please report this to the dungeon master",	1859	. "Please report this to the dungeon master!",
1547	cf::NDI_UNIQUE | cf::NDI_RED);	1860	cf::NDI_UNIQUE | cf::NDI_RED);
1548		1861
1549	warn "ERROR in enter_exit: $@";	1862	warn "ERROR in enter_exit: $@";
1550	$self->leave_link;	1863	$self->leave_link;
1551	}	1864	}
…		…
1602	on_reply => sub {	1915	on_reply => sub {
1603	my ($ns, $msg) = @_;	1916	my ($ns, $msg) = @_;
1604		1917
1605	# this weird shuffling is so that direct followup queries	1918	# this weird shuffling is so that direct followup queries
1606	# get handled first	1919	# get handled first
1607	my $queue = delete $ns->{query_queue};	1920	my $queue = delete $ns->{query_queue}
		1921	or return; # be conservative, not sure how that can happen, but we saw a crash here
1608		1922
1609	(shift @$queue)->[1]->($msg);	1923	(shift @$queue)->[1]->($msg);
1610		1924
1611	push @{ $ns->{query_queue} }, @$queue;	1925	push @{ $ns->{query_queue} }, @$queue;
1612		1926
…		…
1618	}	1932	}
1619	}	1933	}
1620	},	1934	},
1621	);	1935	);
1622		1936
1623	=item $client->coro (\&cb)	1937	=item $client->async (\&cb)
1624		1938
1625	Create a new coroutine, running the specified callback. The coroutine will	1939	Create a new coroutine, running the specified callback. The coroutine will
1626	be automatically cancelled when the client gets destroyed (e.g. on logout,	1940	be automatically cancelled when the client gets destroyed (e.g. on logout,
1627	or loss of connection).	1941	or loss of connection).
1628		1942
1629	=cut	1943	=cut
1630		1944
1631	sub cf::client::coro {	1945	sub cf::client::async {
1632	my ($self, $cb) = @_;	1946	my ($self, $cb) = @_;
1633		1947
1634	my $coro; $coro = async {	1948	my $coro = &Coro::async ($cb);
1635	eval {
1636	$cb->();
1637	};
1638	warn $@ if $@;
1639	};
1640		1949
1641	$coro->on_destroy (sub {	1950	$coro->on_destroy (sub {
1642	delete $self->{_coro}{$coro+0};	1951	delete $self->{_coro}{$coro+0};
1643	});	1952	});
1644		1953
…		…
1816		2125
1817	{	2126	{
1818	my $path = cf::localdir . "/database.pst";	2127	my $path = cf::localdir . "/database.pst";
1819		2128
1820	sub db_load() {	2129	sub db_load() {
1821	warn "loading database $path\n";#d# remove later
1822	$DB = stat $path ? Storable::retrieve $path : { };	2130	$DB = stat $path ? Storable::retrieve $path : { };
1823	}	2131	}
1824		2132
1825	my $pid;	2133	my $pid;
1826		2134
1827	sub db_save() {	2135	sub db_save() {
1828	warn "saving database $path\n";#d# remove later
1829	waitpid $pid, 0 if $pid;	2136	waitpid $pid, 0 if $pid;
1830	if (0 == ($pid = fork)) {	2137	if (0 == ($pid = fork)) {
1831	$DB->{_meta}{version} = 1;	2138	$DB->{_meta}{version} = 1;
1832	Storable::nstore $DB, "$path~";	2139	Storable::nstore $DB, "$path~";
1833	rename "$path~", $path;	2140	rename "$path~", $path;
…		…
1881	open my $fh, "<:utf8", cf::confdir . "/config"	2188	open my $fh, "<:utf8", cf::confdir . "/config"
1882	or return;	2189	or return;
1883		2190
1884	local $/;	2191	local $/;
1885	*CFG = YAML::Syck::Load <$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	}
1886	}	2206	}
1887		2207
1888	sub main {	2208	sub main {
1889	# we must not ever block the main coroutine	2209	# we must not ever block the main coroutine
1890	local $Coro::idle = sub {	2210	local $Coro::idle = sub {
1891	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2211	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
1892	(Coro::unblock_sub {
1893	Event::one_event;	2212	async { Event::one_event };
1894	})->();
1895	};	2213	};
1896		2214
1897	cfg_load;	2215	cfg_load;
1898	db_load;	2216	db_load;
1899	load_extensions;	2217	load_extensions;
1900	Event::loop;	2218	Event::loop;
1901	}	2219	}
1902		2220
1903	#############################################################################	2221	#############################################################################
1904	# initialisation	2222	# initialisation and cleanup
		2223
		2224	# install some emergency cleanup handlers
		2225	BEGIN {
		2226	for my $signal (qw(INT HUP TERM)) {
		2227	Event->signal (
		2228	data => WF_AUTOCANCEL,
		2229	signal => $signal,
		2230	cb => sub {
		2231	cf::cleanup "SIG$signal";
		2232	},
		2233	);
		2234	}
		2235	}
		2236
		2237	sub emergency_save() {
		2238	my $freeze_guard = cf::freeze_mainloop;
		2239
		2240	warn "enter emergency perl save\n";
		2241
		2242	cf::sync_job {
		2243	# use a peculiar iteration method to avoid tripping on perl
		2244	# refcount bugs in for. also avoids problems with players
		2245	# and maps saved/destroyed asynchronously.
		2246	warn "begin emergency player save\n";
		2247	for my $login (keys %cf::PLAYER) {
		2248	my $pl = $cf::PLAYER{$login} or next;
		2249	$pl->valid or next;
		2250	$pl->save;
		2251	}
		2252	warn "end emergency player save\n";
		2253
		2254	warn "begin emergency map save\n";
		2255	for my $path (keys %cf::MAP) {
		2256	my $map = $cf::MAP{$path} or next;
		2257	$map->valid or next;
		2258	$map->save;
		2259	}
		2260	warn "end emergency map save\n";
		2261	};
		2262
		2263	warn "leave emergency perl save\n";
		2264	}
1905		2265
1906	sub reload() {	2266	sub reload() {
1907	# can/must only be called in main	2267	# can/must only be called in main
1908	if ($Coro::current != $Coro::main) {	2268	if ($Coro::current != $Coro::main) {
1909	warn "can only reload from main coroutine\n";	2269	warn "can only reload from main coroutine\n";
1910	return;	2270	return;
1911	}	2271	}
1912		2272
1913	warn "reloading...";	2273	warn "reloading...";
1914		2274
1915	local $FREEZE = 1;	2275	warn "freezing server";
		2276	my $guard = freeze_mainloop;
1916	cf::emergency_save;	2277	cf::emergency_save;
		2278
		2279	warn "sync database to disk";
		2280	cf::db_sync;
		2281	IO::AIO::flush;
1917		2282
1918	eval {	2283	eval {
1919	# 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
1920		2285
1921	# cancel all watchers	2286	warn "cancel all watchers";
1922	for (Event::all_watchers) {	2287	for (Event::all_watchers) {
1923	$_->cancel if $_->data & WF_AUTOCANCEL;	2288	$_->cancel if $_->data & WF_AUTOCANCEL;
1924	}	2289	}
1925		2290
1926	# cancel all extension coros	2291	warn "cancel all extension coros";
1927	$_->cancel for values %EXT_CORO;	2292	$_->cancel for values %EXT_CORO;
1928	%EXT_CORO = ();	2293	%EXT_CORO = ();
1929		2294
		2295	warn "remove commands";
		2296	%COMMAND = ();
		2297
		2298	warn "remove ext commands";
		2299	%EXTCMD = ();
		2300
1930	# unload all extensions	2301	warn "unload/nuke all extensions";
1931	for (@exts) {	2302	for my $pkg (@EXTS) {
1932	warn "unloading <$_>";	2303	warn "... unloading $pkg";
1933	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: $@";
1934	}	2310	}
1935		2311
		2312	warn "... nuking $pkg";
		2313	Symbol::delete_package $pkg;
		2314	}
		2315
1936	# unload all modules loaded from $LIBDIR	2316	warn "unload all perl modules loaded from $LIBDIR";
1937	while (my ($k, $v) = each %INC) {	2317	while (my ($k, $v) = each %INC) {
1938	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2318	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
1939		2319
1940	warn "removing <$k>";	2320	warn "removing <$k>";
1941	delete $INC{$k};	2321	delete $INC{$k};
…		…
1948	}	2328	}
1949		2329
1950	Symbol::delete_package $k;	2330	Symbol::delete_package $k;
1951	}	2331	}
1952		2332
1953	# sync database to disk
1954	cf::db_sync;
1955	IO::AIO::flush;
1956
1957	# get rid of safe::, as good as possible	2333	warn "get rid of safe::, as good as possible";
1958	Symbol::delete_package "safe::$_"	2334	Symbol::delete_package "safe::$_"
1959	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);
1960		2336
1961	# remove register_script_function callbacks
1962	# TODO
1963
1964	# unload cf.pm "a bit"	2337	warn "unload cf.pm \"a bit\"";
1965	delete $INC{"cf.pm"};	2338	delete $INC{"cf.pm"};
1966		2339
1967	# don't, removes xs symbols, too,	2340	# don't, removes xs symbols, too,
1968	# and global variables created in xs	2341	# and global variables created in xs
1969	#Symbol::delete_package __PACKAGE__;	2342	#Symbol::delete_package __PACKAGE__;
1970		2343
1971	# reload cf.pm
1972	warn "reloading cf.pm";	2344	warn "reloading cf.pm";
1973	require cf;	2345	require cf;
1974	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2346	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
1975		2347
1976	# load config and database again	2348	warn "load config and database again";
1977	cf::cfg_load;	2349	cf::cfg_load;
1978	cf::db_load;	2350	cf::db_load;
1979		2351
1980	# load extensions
1981	warn "load extensions";	2352	warn "load extensions";
1982	cf::load_extensions;	2353	cf::load_extensions;
1983		2354
1984	# reattach attachments to objects	2355	warn "reattach attachments to objects/players";
1985	warn "reattach";
1986	_global_reattach;	2356	_global_reattach;
		2357	warn "reattach attachments to maps";
		2358	reattach $_ for values %MAP;
1987	};	2359	};
1988		2360
1989	if ($@) {	2361	if ($@) {
1990	warn $@;	2362	warn $@;
1991	warn "error while reloading, exiting.";	2363	warn "error while reloading, exiting.";
1992	exit 1;	2364	exit 1;
1993	}	2365	}
1994		2366
1995	warn "reloaded successfully";	2367	warn "reloaded";
1996	};	2368	};
1997
1998	#############################################################################
1999
2000	unless ($LINK_MAP) {
2001	$LINK_MAP = cf::map::new;
2002
2003	$LINK_MAP->width (41);
2004	$LINK_MAP->height (41);
2005	$LINK_MAP->alloc;
2006	$LINK_MAP->path ("{link}");
2007	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2008	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2009
2010	# dirty hack because... archetypes are not yet loaded
2011	Event->timer (
2012	after => 2,
2013	cb => sub {
2014	$_[0]->w->cancel;
2015
2016	# provide some exits "home"
2017	my $exit = cf::object::new "exit";
2018
2019	$exit->slaying ($EMERGENCY_POSITION->[0]);
2020	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2021	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2022
2023	$LINK_MAP->insert ($exit->clone, 19, 19);
2024	$LINK_MAP->insert ($exit->clone, 19, 20);
2025	$LINK_MAP->insert ($exit->clone, 19, 21);
2026	$LINK_MAP->insert ($exit->clone, 20, 19);
2027	$LINK_MAP->insert ($exit->clone, 20, 21);
2028	$LINK_MAP->insert ($exit->clone, 21, 19);
2029	$LINK_MAP->insert ($exit->clone, 21, 20);
2030	$LINK_MAP->insert ($exit->clone, 21, 21);
2031
2032	$exit->destroy;
2033	});
2034
2035	$LINK_MAP->{deny_save} = 1;
2036	$LINK_MAP->{deny_reset} = 1;
2037
2038	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2039	}
2040
2041	register "<global>", __PACKAGE__;
2042		2369
2043	register_command "reload" => sub {	2370	register_command "reload" => sub {
2044	my ($who, $arg) = @_;	2371	my ($who, $arg) = @_;
2045		2372
2046	if ($who->flag (FLAG_WIZ)) {	2373	if ($who->flag (FLAG_WIZ)) {
…		…
2056	reentrant => 0,	2383	reentrant => 0,
2057	prio => 0,	2384	prio => 0,
2058	at => $NEXT_TICK || $TICK,	2385	at => $NEXT_TICK || $TICK,
2059	data => WF_AUTOCANCEL,	2386	data => WF_AUTOCANCEL,
2060	cb => sub {	2387	cb => sub {
2061	unless ($FREEZE) {	2388	$NOW = Event::time;
		2389
2062	cf::server_tick; # one server iteration	2390	cf::server_tick; # one server iteration
2063	$RUNTIME += $TICK;	2391	$RUNTIME += $TICK;
2064	}
2065
2066	$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;
2067		2396
2068	# 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
2069	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2398	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2070		2399
2071	$TICK_WATCHER->at ($NEXT_TICK);	2400	$TICK_WATCHER->at ($NEXT_TICK);
…		…
2093	or warn "ERROR: unable to write runtime file: $!";	2422	or warn "ERROR: unable to write runtime file: $!";
2094	})->();	2423	})->();
2095	},	2424	},
2096	);	2425	);
2097		2426
		2427	END { cf::emergency_save }
		2428
2098	1	2429	1
2099		2430

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