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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 1.174 by root, Sun Jan 14 19:55:37 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
…		…
532	our @CB_TYPE = (); # registry for type (cf-object class) based events	503	our @CB_TYPE = (); # registry for type (cf-object class) based events
533	our @CB_MAP = ();	504	our @CB_MAP = ();
534		505
535	my %attachment;	506	my %attachment;
536		507
		508	sub cf::attachable::thawer_merge {
		509	# simply override everything except _meta
		510	local $_[0]{_meta};
		511	%{$_[0]} = %{$_[1]};
		512	}
		513
537	sub _attach_cb($$$$) {	514	sub _attach_cb($$$$) {
538	my ($registry, $event, $prio, $cb) = @_;	515	my ($registry, $event, $prio, $cb) = @_;
539		516
540	use sort 'stable';	517	use sort 'stable';
541		518
…		…
712	# object support	689	# object support
713		690
714	sub reattach {	691	sub reattach {
715	# basically do the same as instantiate, without calling instantiate	692	# basically do the same as instantiate, without calling instantiate
716	my ($obj) = @_;	693	my ($obj) = @_;
		694
		695	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
717		696
718	my $registry = $obj->registry;	697	my $registry = $obj->registry;
719		698
720	@$registry = ();	699	@$registry = ();
721		700
…		…
853	=cut	832	=cut
854		833
855	sub register_extcmd {	834	sub register_extcmd {
856	my ($name, $cb) = @_;	835	my ($name, $cb) = @_;
857		836
858	my $caller = caller;
859	#warn "registering extcmd '$name' to '$caller'";
860
861	$EXTCMD{$name} = [$cb, $caller];	837	$EXTCMD{$name} = $cb;
862	}	838	}
863		839
864	cf::player->attach (	840	cf::player->attach (
865	on_command => sub {	841	on_command => sub {
866	my ($pl, $name, $params) = @_;	842	my ($pl, $name, $params) = @_;
…		…
879		855
880	my $msg = eval { from_json $buf };	856	my $msg = eval { from_json $buf };
881		857
882	if (ref $msg) {	858	if (ref $msg) {
883	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	859	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
884	if (my %reply = $cb->[0]->($pl, $msg)) {	860	if (my %reply = $cb->($pl, $msg)) {
885	$pl->ext_reply ($msg->{msgid}, %reply);	861	$pl->ext_reply ($msg->{msgid}, %reply);
886	}	862	}
887	}	863	}
888	} else {	864	} else {
889	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	865	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
891		867
892	cf::override;	868	cf::override;
893	},	869	},
894	);	870	);
895		871
896	sub register {
897	my ($base, $pkg) = @_;
898
899	#TODO
900	}
901
902	sub load_extension {	872	sub load_extension {
903	my ($path) = @_;	873	my ($path) = @_;
904		874
905	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	875	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
906	my $base = $1;	876	my $base = $1;
907	my $pkg = $1;	877	my $pkg = $1;
908	$pkg =~ s/[^[:word:]]/_/g;	878	$pkg =~ s/[^[:word:]]/_/g;
909	$pkg = "ext::$pkg";	879	$pkg = "ext::$pkg";
910		880
911	warn "loading '$path' into '$pkg'\n";	881	warn "... loading '$path' into '$pkg'\n";
912		882
913	open my $fh, "<:utf8", $path	883	open my $fh, "<:utf8", $path
914	or die "$path: $!";	884	or die "$path: $!";
915		885
916	my $source =	886	my $source =
917	"package $pkg; use strict; use utf8;\n"	887	"package $pkg; use strict; use utf8;\n"
918	. "#line 1 \"$path\"\n{\n"	888	. "#line 1 \"$path\"\n{\n"
919	. (do { local $/; <$fh> })	889	. (do { local $/; <$fh> })
920	. "\n};\n1";	890	. "\n};\n1";
921		891
922	eval $source	892	unless (eval $source) {
923	or die $@ ? "$path: $@\n"	893	my $msg = $@ ? "$path: $@\n"
924	: "extension disabled.\n";	894	: "extension disabled.\n";
925		895	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
926	push @exts, $pkg;	896	warn $@;
927	$ext_pkg{$base} = $pkg;	897	warn "mandatory extension failed to load, exiting.\n";
928		898	exit 1;
929	# no strict 'refs';	899	}
930	# @{"$pkg\::ISA"} = ext::;	900	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	# }	901	}
945		902
946	# remove commands	903	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	}	904	}
971		905
972	sub load_extensions {	906	sub load_extensions {
973	for my $ext (<$LIBDIR/*.ext>) {	907	for my $ext (<$LIBDIR/*.ext>) {
974	next unless -r $ext;	908	next unless -r $ext;
…		…
978	} or warn "$ext not loaded: $@";	912	} or warn "$ext not loaded: $@";
979	}	913	}
980	}	914	}
981		915
982	#############################################################################	916	#############################################################################
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		917
1020	=head2 CORE EXTENSIONS	918	=head2 CORE EXTENSIONS
1021		919
1022	Functions and methods that extend core crossfire objects.	920	Functions and methods that extend core crossfire objects.
1023		921
		922	=cut
		923
		924	package cf::player;
		925
		926	use Coro::AIO;
		927
1024	=head3 cf::player	928	=head3 cf::player
1025		929
1026	=over 4	930	=over 4
1027		931
1028	=item cf::player::exists $login	932	=item cf::player::find $login
1029		933
1030	Returns true when the given account exists.	934	Returns the given player object, loading it if necessary (might block).
1031		935
1032	=cut	936	=cut
1033		937
1034	sub cf::player::exists($) {	938	sub playerdir($) {
1035	cf::player::find $_[0]	939	cf::localdir
1036	or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[0]) x 2;	940	. "/"
		941	. cf::playerdir
		942	. "/"
		943	. (ref $_[0] ? $_[0]->ob->name : $_[0])
		944	}
		945
		946	sub path($) {
		947	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
		948
		949	(playerdir $login) . "/$login.pl"
		950	}
		951
		952	sub find_active($) {
		953	$cf::PLAYER{$_[0]}
		954	and $cf::PLAYER{$_[0]}->active
		955	and $cf::PLAYER{$_[0]}
		956	}
		957
		958	sub exists($) {
		959	my ($login) = @_;
		960
		961	$cf::PLAYER{$login}
		962	or cf::sync_job { !aio_stat $login }
		963	}
		964
		965	sub find($) {
		966	return $cf::PLAYER{$_[0]} || do {
		967	my $login = $_[0];
		968
		969	my $guard = cf::lock_acquire "user_find:$login";
		970
		971	$cf::PLAYER{$_[0]} || do {
		972	my $pl = load_pl path $login
		973	or return;
		974	$cf::PLAYER{$login} = $pl
		975	}
		976	}
		977	}
		978
		979	sub save($) {
		980	my ($pl) = @_;
		981
		982	return if $pl->{deny_save};
		983
		984	my $path = path $pl;
		985	my $guard = cf::lock_acquire "user_save:$path";
		986
		987	return if $pl->{deny_save};
		988
		989	aio_mkdir playerdir $pl, 0770;
		990	$pl->{last_save} = $cf::RUNTIME;
		991
		992	$pl->save_pl ($path);
		993	Coro::cede;
		994	}
		995
		996	sub new($) {
		997	my ($login) = @_;
		998
		999	my $self = create;
		1000
		1001	$self->ob->name ($login);
		1002	$self->{deny_save} = 1;
		1003
		1004	$cf::PLAYER{$login} = $self;
		1005
		1006	$self
		1007	}
		1008
		1009	=item $pl->quit_character
		1010
		1011	Nukes the player without looking back. If logged in, the connection will
		1012	be destroyed. May block for a long time.
		1013
		1014	=cut
		1015
		1016	sub quit_character {
		1017	my ($pl) = @_;
		1018
		1019	$pl->{deny_save} = 1;
		1020	$pl->password ("*"); # this should lock out the player until we nuked the dir
		1021
		1022	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
		1023	$pl->deactivate;
		1024	$pl->invoke (cf::EVENT_PLAYER_QUIT);
		1025	$pl->ns->destroy if $pl->ns;
		1026
		1027	my $path = playerdir $pl;
		1028	my $temp = "$path~$cf::RUNTIME~deleting~";
		1029	aio_rename $path, $temp;
		1030	delete $cf::PLAYER{$pl->ob->name};
		1031	$pl->destroy;
		1032	IO::AIO::aio_rmtree $temp;
		1033	}
		1034
		1035	=item cf::player::list_logins
		1036
		1037	Returns am arrayref of all valid playernames in the system, can take a
		1038	while and may block, so not sync_job-capable, ever.
		1039
		1040	=cut
		1041
		1042	sub list_logins {
		1043	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
		1044	or return [];
		1045
		1046	my @logins;
		1047
		1048	for my $login (@$dirs) {
		1049	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
		1050	aio_read $fh, 0, 512, my $buf, 0 or next;
		1051	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1052
		1053	utf8::decode $login;
		1054	push @logins, $login;
		1055	}
		1056
		1057	\@logins
		1058	}
		1059
		1060	=item $player->maps
		1061
		1062	Returns an arrayref of map paths that are private for this
		1063	player. May block.
		1064
		1065	=cut
		1066
		1067	sub maps($) {
		1068	my ($pl) = @_;
		1069
		1070	my $files = aio_readdir playerdir $pl
		1071	or return;
		1072
		1073	my @paths;
		1074
		1075	for (@$files) {
		1076	utf8::decode $_;
		1077	next if /\.(?:pl|pst)$/;
		1078	next unless /^$PATH_SEP/o;
		1079
		1080	s/\.map$//;
		1081	push @paths, "~" . $pl->ob->name . "/" . $_;
		1082	}
		1083
		1084	\@paths
1037	}	1085	}
1038		1086
1039	=item $player->ext_reply ($msgid, $msgtype, %msg)	1087	=item $player->ext_reply ($msgid, $msgtype, %msg)
1040		1088
1041	Sends an ext reply to the player.	1089	Sends an ext reply to the player.
1042		1090
1043	=cut	1091	=cut
1044		1092
1045	sub cf::player::ext_reply($$$%) {	1093	sub ext_reply($$$%) {
1046	my ($self, $id, %msg) = @_;	1094	my ($self, $id, %msg) = @_;
1047		1095
1048	$msg{msgid} = $id;	1096	$msg{msgid} = $id;
1049		1097
1050	$self->send ("ext " . to_json \%msg);	1098	$self->send ("ext " . cf::to_json \%msg);
1051	}	1099	}
		1100
		1101	package cf;
1052		1102
1053	=back	1103	=back
1054		1104
1055		1105
1056	=head3 cf::map	1106	=head3 cf::map
…		…
1062	package cf::map;	1112	package cf::map;
1063		1113
1064	use Fcntl;	1114	use Fcntl;
1065	use Coro::AIO;	1115	use Coro::AIO;
1066		1116
		1117	use overload
		1118	'""' => \&as_string,
		1119	fallback => 1;
		1120
1067	our $MAX_RESET = 7200;	1121	our $MAX_RESET = 3600;
1068	our $DEFAULT_RESET = 3600;	1122	our $DEFAULT_RESET = 3000;
1069		1123
1070	sub generate_random_map {	1124	sub generate_random_map {
1071	my ($path, $rmp) = @_;	1125	my ($self, $rmp) = @_;
1072		1126
1073	# mit "rum" bekleckern, nicht	1127	# mit "rum" bekleckern, nicht
1074	cf::map::_create_random_map	1128	$self->_create_random_map (
1075	$path,
1076	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1129	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1077	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1130	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1078	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1131	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1079	$rmp->{exit_on_final_map},	1132	$rmp->{exit_on_final_map},
1080	$rmp->{xsize}, $rmp->{ysize},	1133	$rmp->{xsize}, $rmp->{ysize},
1081	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1134	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1082	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1135	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1083	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1136	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1084	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1137	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1085	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1138	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1086	(cf::region::find $rmp->{region})	1139	(cf::region::find $rmp->{region}), $rmp->{custom}
		1140	)
		1141	}
		1142
		1143	sub register {
		1144	my (undef, $regex) = @_;
		1145	my $pkg = caller;
		1146
		1147	no strict;
		1148	push @{"$pkg\::ISA"}, __PACKAGE__;
		1149
		1150	$EXT_MAP{$pkg} = qr<$regex>;
		1151	}
		1152
		1153	# also paths starting with '/'
		1154	$EXT_MAP{"cf::map"} = qr{^(?=/)};
		1155
		1156	sub thawer_merge {
		1157	my ($self, $merge) = @_;
		1158
		1159	# we have to keep some variables in memory intact
		1160	local $self->{path};
		1161	local $self->{load_path};
		1162	local $self->{deny_save};
		1163	local $self->{deny_reset};
		1164
		1165	$self->SUPER::thawer_merge ($merge);
		1166	}
		1167
		1168	sub normalise {
		1169	my ($path, $base) = @_;
		1170
		1171	# map plan:
		1172	#
		1173	# /! non-realised random map exit (special hack!)
		1174	# {... are special paths that are not being touched
		1175	# ?xxx/... are special absolute paths
		1176	# ?random/... random maps
		1177	# /... normal maps
		1178	# ~user/... per-player map of a specific user
		1179
		1180	$path =~ s/$PATH_SEP/\//go;
		1181
		1182	# treat it as relative path if it starts with
		1183	# something that looks reasonable
		1184	if ($path =~ m{^(?:\./|\.\./|\w)}) {
		1185	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1186
		1187	$base =~ s{[^/]+/?$}{};
		1188	$path = "$base/$path";
		1189	}
		1190
		1191	for ($path) {
		1192	redo if s{//}{/};
		1193	redo if s{/\.?/}{/};
		1194	redo if s{/[^/]+/\.\./}{/};
		1195	}
		1196
		1197	$path
		1198	}
		1199
		1200	sub new_from_path {
		1201	my (undef, $path, $base) = @_;
		1202
		1203	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1204
		1205	$path = normalise $path, $base;
		1206
		1207	for my $pkg (keys %EXT_MAP) {
		1208	if ($path =~ $EXT_MAP{$pkg}) {
		1209	my $self = bless cf::map::new, $pkg;
		1210	$self->{path} = $path; $self->path ($path);
		1211	$self->init; # pass $1 etc.
		1212	return $self;
		1213	}
		1214	}
		1215
		1216	Carp::carp "unable to resolve path '$path'.";
		1217	()
		1218	}
		1219
		1220	sub init {
		1221	my ($self) = @_;
		1222
		1223	$self
		1224	}
		1225
		1226	sub as_string {
		1227	my ($self) = @_;
		1228
		1229	"$self->{path}"
		1230	}
		1231
		1232	# the displayed name, this is a one way mapping
		1233	sub visible_name {
		1234	&as_string
		1235	}
		1236
		1237	# the original (read-only) location
		1238	sub load_path {
		1239	my ($self) = @_;
		1240
		1241	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
		1242	}
		1243
		1244	# the temporary/swap location
		1245	sub save_path {
		1246	my ($self) = @_;
		1247
		1248	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1249	sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $path
		1250	}
		1251
		1252	# the unique path, undef == no special unique path
		1253	sub uniq_path {
		1254	my ($self) = @_;
		1255
		1256	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1257	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1087	}	1258	}
1088		1259
1089	# and all this just because we cannot iterate over	1260	# and all this just because we cannot iterate over
1090	# all maps in C++...	1261	# all maps in C++...
1091	sub change_all_map_light {	1262	sub change_all_map_light {
1092	my ($change) = @_;	1263	my ($change) = @_;
1093		1264
1094	$_->change_map_light ($change) for values %cf::MAP;	1265	$_->change_map_light ($change)
		1266	for grep $_->outdoor, values %cf::MAP;
1095	}	1267	}
1096		1268
		1269	sub unlink_save {
		1270	my ($self) = @_;
		1271
		1272	utf8::encode (my $save = $self->save_path);
		1273	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
		1274	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
		1275	}
		1276
1097	sub try_load_header($) {	1277	sub load_header_from($) {
1098	my ($path) = @_;	1278	my ($self, $path) = @_;
1099		1279
1100	utf8::encode $path;	1280	utf8::encode $path;
1101	aio_open $path, O_RDONLY, 0	1281	aio_open $path, O_RDONLY, 0
1102	or return;	1282	or return;
1103		1283
1104	my $map = cf::map::new	1284	$self->_load_header ($path)
1105	or return;	1285	or return;
1106		1286
1107	$map->load_header ($path)	1287	$self->{load_path} = $path;
		1288
		1289	1
		1290	}
		1291
		1292	sub load_orig {
		1293	my ($self) = @_;
		1294
		1295	$self->load_header_from ($self->load_path)
		1296	}
		1297
		1298	sub load_temp {
		1299	my ($self) = @_;
		1300
		1301	$self->load_header_from ($self->save_path)
		1302	}
		1303
		1304	sub load_header {
		1305	my ($self) = @_;
		1306
		1307	if ($self->load_temp) {
		1308	$self->last_access ((delete $self->{last_access})
		1309	|| $cf::RUNTIME); #d#
		1310	# safety
		1311	$self->{instantiate_time} = $cf::RUNTIME
		1312	if $self->{instantiate_time} > $cf::RUNTIME;
		1313	} else {
		1314	$self->load_orig
1108	or return;	1315	or return;
1109		1316
1110	$map->{load_path} = $path;	1317	$self->{load_original} = 1;
		1318	$self->{instantiate_time} = $cf::RUNTIME;
		1319	$self->last_access ($cf::RUNTIME);
		1320	$self->instantiate;
		1321	}
1111		1322
1112	$map	1323	1
1113	}	1324	}
1114		1325
		1326	sub find;
1115	sub find_map {	1327	sub find {
1116	my ($path, $origin) = @_;	1328	my ($path, $origin) = @_;
1117		1329
1118	#warn "find_map<$path,$origin>\n";#d#
1119
1120	$path = new cf::path $path, $origin && $origin->path;	1330	$path = normalise $path, $origin && $origin->path;
1121	my $key = $path->as_string;
1122		1331
		1332	cf::lock_wait "map_find:$path";
		1333
1123	$cf::MAP{$key} || do {	1334	$cf::MAP{$path} || do {
1124	# do it the slow way	1335	my $guard = cf::lock_acquire "map_find:$path";
1125	my $map = try_load_header $path->save_path;	1336	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;	1337	or return;
1139		1338
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;	1339	$map->{last_save} = $cf::RUNTIME;
1152	$map->last_access ($cf::RUNTIME);	1340
		1341	$map->load_header
		1342	or return;
1153		1343
1154	if ($map->should_reset) {	1344	if ($map->should_reset) {
		1345	$cf::WAIT_FOR_TICK->wait;
1155	$map->reset;	1346	$map->reset;
		1347	undef $guard;
1156	$map = find_map $path;	1348	$map = find $path
		1349	or return;
1157	}	1350	}
1158		1351
1159	$cf::MAP{$key} = $map	1352	$cf::MAP{$path} = $map
1160	}	1353	}
1161	}	1354	}
1162		1355
1163	sub load {	1356	sub load {
1164	my ($self) = @_;	1357	my ($self) = @_;
1165		1358
		1359	my $path = $self->{path};
		1360	my $guard = cf::lock_acquire "map_load:$path";
		1361
1166	return if $self->in_memory != cf::MAP_SWAPPED;	1362	return if $self->in_memory != cf::MAP_SWAPPED;
1167		1363
1168	$self->in_memory (cf::MAP_LOADING);	1364	$self->in_memory (cf::MAP_LOADING);
1169		1365
1170	my $path = $self->{path};
1171
1172	$self->alloc;	1366	$self->alloc;
1173	$self->load_objects ($self->{load_path}, 1)	1367	$self->_load_objects ($self->{load_path}, 1)
1174	or return;	1368	or return;
1175		1369
1176	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1370	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1177	if delete $self->{load_original};	1371	if delete $self->{load_original};
1178		1372
1179	if (my $uniq = $path->uniq_path) {	1373	if (my $uniq = $self->uniq_path) {
1180	utf8::encode $uniq;	1374	utf8::encode $uniq;
1181	if (aio_open $uniq, O_RDONLY, 0) {	1375	if (aio_open $uniq, O_RDONLY, 0) {
1182	$self->clear_unique_items;	1376	$self->clear_unique_items;
1183	$self->load_objects ($uniq, 0);	1377	$self->_load_objects ($uniq, 0);
1184	}	1378	}
1185	}	1379	}
		1380
		1381	Coro::cede;
1186		1382
1187	# now do the right thing for maps	1383	# now do the right thing for maps
1188	$self->link_multipart_objects;	1384	$self->link_multipart_objects;
1189		1385
1190	if ($self->{path}->is_style_map) {	1386	unless ($self->{deny_activate}) {
1191	$self->{deny_save} = 1;	1387	$self->decay_objects;
1192	$self->{deny_reset} = 1;
1193	} else {
1194	$self->fix_auto_apply;	1388	$self->fix_auto_apply;
1195	$self->decay_objects;
1196	$self->update_buttons;	1389	$self->update_buttons;
		1390	Coro::cede;
1197	$self->set_darkness_map;	1391	$self->set_darkness_map;
1198	$self->difficulty ($self->estimate_difficulty)	1392	$self->difficulty ($self->estimate_difficulty)
1199	unless $self->difficulty;	1393	unless $self->difficulty;
		1394	Coro::cede;
1200	$self->activate;	1395	$self->activate;
1201	}	1396	}
1202		1397
1203	$self->in_memory (cf::MAP_IN_MEMORY);	1398	$self->in_memory (cf::MAP_IN_MEMORY);
1204	}	1399	}
1205		1400
1206	sub load_map_sync {	1401	sub customise_for {
		1402	my ($self, $ob) = @_;
		1403
		1404	return find "~" . $ob->name . "/" . $self->{path}
		1405	if $self->per_player;
		1406
		1407	$self
		1408	}
		1409
		1410	# find and load all maps in the 3x3 area around a map
		1411	sub load_diag {
		1412	my ($map) = @_;
		1413
		1414	my @diag; # diagonal neighbours
		1415
		1416	for (0 .. 3) {
		1417	my $neigh = $map->tile_path ($_)
		1418	or next;
		1419	$neigh = find $neigh, $map
		1420	or next;
		1421	$neigh->load;
		1422
		1423	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1424	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1425	}
		1426
		1427	for (@diag) {
		1428	my $neigh = find @$_
		1429	or next;
		1430	$neigh->load;
		1431	}
		1432	}
		1433
		1434	sub find_sync {
1207	my ($path, $origin) = @_;	1435	my ($path, $origin) = @_;
1208		1436
1209	#warn "load_map_sync<$path, $origin>\n";#d#	1437	cf::sync_job { find $path, $origin }
		1438	}
1210		1439
1211	cf::sync_job {	1440	sub do_load_sync {
1212	my $map = cf::map::find_map $path, $origin	1441	my ($map) = @_;
		1442
		1443	cf::sync_job { $map->load };
		1444	}
		1445
		1446	our %MAP_PREFETCH;
		1447	our $MAP_PREFETCHER = Coro::async {
		1448	while () {
		1449	for my $path (keys %MAP_PREFETCH) {
		1450	my $map = find $path
1213	or return;	1451	or next;
1214	$map->load;	1452	$map->load;
1215	$map	1453
		1454	delete $MAP_PREFETCH{$path};
		1455	}
		1456	Coro::schedule;
1216	}	1457	}
		1458	};
		1459
		1460	sub find_async {
		1461	my ($path, $origin) = @_;
		1462
		1463	$path = normalise $path, $origin && $origin->{path};
		1464
		1465	if (my $map = $cf::MAP{$path}) {
		1466	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1467	}
		1468
		1469	$MAP_PREFETCH{$path} = 0;
		1470	$MAP_PREFETCHER->ready;
		1471
		1472	()
1217	}	1473	}
1218		1474
1219	sub save {	1475	sub save {
1220	my ($self) = @_;	1476	my ($self) = @_;
1221		1477
		1478	my $lock = cf::lock_acquire "map_data:" . $self->path;
		1479
1222	$self->{last_save} = $cf::RUNTIME;	1480	$self->{last_save} = $cf::RUNTIME;
1223		1481
1224	return unless $self->dirty;	1482	return unless $self->dirty;
1225		1483
1226	my $save = $self->{path}->save_path; utf8::encode $save;	1484	my $save = $self->save_path; utf8::encode $save;
1227	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1485	my $uniq = $self->uniq_path; utf8::encode $uniq;
1228		1486
1229	$self->{load_path} = $save;	1487	$self->{load_path} = $save;
1230		1488
1231	return if $self->{deny_save};	1489	return if $self->{deny_save};
1232		1490
		1491	local $self->{last_access} = $self->last_access;#d#
		1492
		1493	cf::async {
		1494	$_->contr->save for $self->players;
		1495	};
		1496
1233	if ($uniq) {	1497	if ($uniq) {
1234	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1498	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1235	$self->save_objects ($uniq, cf::IO_UNIQUES);	1499	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1236	} else {	1500	} else {
1237	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1501	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1238	}	1502	}
1239	}	1503	}
1240		1504
1241	sub swap_out {	1505	sub swap_out {
1242	my ($self) = @_;	1506	my ($self) = @_;
		1507
		1508	# save first because save cedes
		1509	$self->save;
		1510
		1511	my $lock = cf::lock_acquire "map_data:" . $self->path;
1243		1512
1244	return if $self->players;	1513	return if $self->players;
1245	return if $self->in_memory != cf::MAP_IN_MEMORY;	1514	return if $self->in_memory != cf::MAP_IN_MEMORY;
1246	return if $self->{deny_save};	1515	return if $self->{deny_save};
1247		1516
1248	$self->save;
1249	$self->clear;	1517	$self->clear;
1250	$self->in_memory (cf::MAP_SWAPPED);	1518	$self->in_memory (cf::MAP_SWAPPED);
1251	}	1519	}
1252		1520
1253	sub reset_at {	1521	sub reset_at {
1254	my ($self) = @_;	1522	my ($self) = @_;
1255		1523
1256	# TODO: safety, remove and allow resettable per-player maps	1524	# TODO: safety, remove and allow resettable per-player maps
1257	return 1e99 if $self->{path}{user_rel};	1525	return 1e99 if $self->isa ("ext::map_per_player");#d#
1258	return 1e99 if $self->{deny_reset};	1526	return 1e99 if $self->{deny_reset};
1259		1527
1260	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1528	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1261	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1529	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1262		1530
…		…
1267	my ($self) = @_;	1535	my ($self) = @_;
1268		1536
1269	$self->reset_at <= $cf::RUNTIME	1537	$self->reset_at <= $cf::RUNTIME
1270	}	1538	}
1271		1539
1272	sub unlink_save {
1273	my ($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 {
1281	my ($self, $new_path) = @_;
1282
1283	$self->unlink_save;
1284
1285	delete $cf::MAP{$self->path};
1286	$self->{path} = new cf::path $new_path;
1287	$self->path ($self->{path}->as_string);
1288	$cf::MAP{$self->path} = $self;
1289
1290	$self->save;
1291	}
1292
1293	sub reset {	1540	sub reset {
1294	my ($self) = @_;	1541	my ($self) = @_;
1295		1542
		1543	my $lock = cf::lock_acquire "map_data:$self->{path}";
		1544
1296	return if $self->players;	1545	return if $self->players;
1297	return if $self->{path}{user_rel};#d#	1546	return if $self->isa ("ext::map_per_player");#d#
1298		1547
1299	warn "resetting map ", $self->path;#d#	1548	warn "resetting map ", $self->path;#d#
1300		1549
1301	delete $cf::MAP{$self->path};	1550	delete $cf::MAP{$self->path};
		1551
		1552	$self->in_memory (cf::MAP_SWAPPED);
		1553	$self->clear;
1302		1554
1303	$_->clear_links_to ($self) for values %cf::MAP;	1555	$_->clear_links_to ($self) for values %cf::MAP;
1304		1556
1305	$self->unlink_save;	1557	$self->unlink_save;
1306	$self->destroy;	1558	$self->destroy;
…		…
1309	my $nuke_counter = "aaaa";	1561	my $nuke_counter = "aaaa";
1310		1562
1311	sub nuke {	1563	sub nuke {
1312	my ($self) = @_;	1564	my ($self) = @_;
1313		1565
		1566	delete $cf::MAP{$self->path};
		1567
		1568	$self->unlink_save;
		1569
		1570	bless $self, "cf::map";
		1571	delete $self->{deny_reset};
1314	$self->{deny_save} = 1;	1572	$self->{deny_save} = 1;
1315	$self->reset_timeout (1);	1573	$self->reset_timeout (1);
1316	$self->rename ("{nuke}/" . ($nuke_counter++));	1574	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1575
		1576	$cf::MAP{$self->path} = $self;
		1577
1317	$self->reset; # polite request, might not happen	1578	$self->reset; # polite request, might not happen
1318	}	1579	}
1319		1580
1320	sub customise_for {	1581	=item cf::map::unique_maps
1321	my ($map, $ob) = @_;
1322		1582
1323	if ($map->per_player) {	1583	Returns an arrayref of paths of all shared maps that have
1324	return cf::map::find_map "~" . $ob->name . "/" . $map->{path}{path};	1584	instantiated unique items. May block.
1325	}
1326		1585
1327	$map	1586	=cut
1328	}
1329		1587
1330	sub emergency_save {	1588	sub unique_maps() {
1331	local $cf::FREEZE = 1;	1589	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1590	or return;
1332		1591
1333	warn "enter emergency map save\n";	1592	my @paths;
1334		1593
1335	cf::sync_job {	1594	for (@$files) {
1336	warn "begin emergency map save\n";	1595	utf8::decode $_;
1337	$_->save for values %cf::MAP;	1596	next if /\.pst$/;
		1597	next unless /^$PATH_SEP/o;
		1598
		1599	s/\.map$//;
		1600	push @paths, $_;
1338	};	1601	}
1339		1602
1340	warn "end emergency map save\n";	1603	\@paths
1341	}	1604	}
1342		1605
1343	package cf;	1606	package cf;
1344		1607
1345	=back	1608	=back
1346		1609
		1610	=head3 cf::object
		1611
		1612	=cut
		1613
		1614	package cf::object;
		1615
		1616	=over 4
		1617
		1618	=item $ob->inv_recursive
		1619
		1620	Returns the inventory of the object _and_ their inventories, recursively.
		1621
		1622	=cut
		1623
		1624	sub inv_recursive_;
		1625	sub inv_recursive_ {
		1626	map { $_, inv_recursive_ $_->inv } @_
		1627	}
		1628
		1629	sub inv_recursive {
		1630	inv_recursive_ inv $_[0]
		1631	}
		1632
		1633	package cf;
		1634
		1635	=back
1347		1636
1348	=head3 cf::object::player	1637	=head3 cf::object::player
1349		1638
1350	=over 4	1639	=over 4
1351		1640
…		…
1391		1680
1392	=item $player_object->enter_link	1681	=item $player_object->enter_link
1393		1682
1394	Freezes the player and moves him/her to a special map (C<{link}>).	1683	Freezes the player and moves him/her to a special map (C<{link}>).
1395		1684
1396	The player should be reaosnably safe there for short amounts of time. You	1685	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.	1686	I<MUST> call C<leave_link> as soon as possible, though.
1398		1687
		1688	Will never block.
		1689
1399	=item $player_object->leave_link ($map, $x, $y)	1690	=item $player_object->leave_link ($map, $x, $y)
1400		1691
1401	Moves the player out of the specila link map onto the given map. If the	1692	Moves the player out of the special C<{link}> map onto the specified
1402	map is not valid (or omitted), the player will be moved back to the	1693	map. If the map is not valid (or omitted), the player will be moved back
1403	location he/she was before the call to C<enter_link>, or, if that fails,	1694	to the location he/she was before the call to C<enter_link>, or, if that
1404	to the emergency map position.	1695	fails, to the emergency map position.
1405		1696
1406	Might block.	1697	Might block.
1407		1698
1408	=cut	1699	=cut
		1700
		1701	sub link_map {
		1702	unless ($LINK_MAP) {
		1703	$LINK_MAP = cf::map::find "{link}"
		1704	or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 };
		1705	$LINK_MAP->load;
		1706	}
		1707
		1708	$LINK_MAP
		1709	}
1409		1710
1410	sub cf::object::player::enter_link {	1711	sub cf::object::player::enter_link {
1411	my ($self) = @_;	1712	my ($self) = @_;
1412		1713
1413	return if $self->map == $LINK_MAP;	1714	$self->deactivate_recursive;
1414		1715
		1716	return if UNIVERSAL::isa $self->map, "ext::map_link";
		1717
1415	$self->{_link_pos} = [$self->map->{path}, $self->x, $self->y]	1718	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1416	if $self->map;	1719	if $self->map;
1417		1720
1418	$self->enter_map ($LINK_MAP, 20, 20);	1721	$self->enter_map ($LINK_MAP || link_map, 20, 20);
1419	$self->deactivate_recursive;
1420	}	1722	}
1421		1723
1422	sub cf::object::player::leave_link {	1724	sub cf::object::player::leave_link {
1423	my ($self, $map, $x, $y) = @_;	1725	my ($self, $map, $x, $y) = @_;
1424		1726
1425	my $link_pos = delete $self->{_link_pos};	1727	my $link_pos = delete $self->{_link_pos};
1426		1728
1427	unless ($map) {	1729	unless ($map) {
1428	# restore original map position	1730	# restore original map position
1429	($map, $x, $y) = @{ $link_pos || [] };	1731	($map, $x, $y) = @{ $link_pos || [] };
1430	$map = cf::map::find_map $map;	1732	$map = cf::map::find $map;
1431		1733
1432	unless ($map) {	1734	unless ($map) {
1433	($map, $x, $y) = @$EMERGENCY_POSITION;	1735	($map, $x, $y) = @$EMERGENCY_POSITION;
1434	$map = cf::map::find_map $map	1736	$map = cf::map::find $map
1435	or die "FATAL: cannot load emergency map\n";	1737	or die "FATAL: cannot load emergency map\n";
1436	}	1738	}
1437	}	1739	}
1438		1740
1439	($x, $y) = (-1, -1)	1741	($x, $y) = (-1, -1)
…		…
1442	# use -1 or undef as default coordinates, not 0, 0	1744	# use -1 or undef as default coordinates, not 0, 0
1443	($x, $y) = ($map->enter_x, $map->enter_y)	1745	($x, $y) = ($map->enter_x, $map->enter_y)
1444	if $x <=0 && $y <= 0;	1746	if $x <=0 && $y <= 0;
1445		1747
1446	$map->load;	1748	$map->load;
		1749	$map->load_diag;
1447		1750
		1751	return unless $self->contr->active;
1448	$self->activate_recursive;	1752	$self->activate_recursive;
1449	$self->enter_map ($map, $x, $y);	1753	$self->enter_map ($map, $x, $y);
1450	}	1754	}
1451		1755
		1756	cf::player->attach (
		1757	on_logout => sub {
		1758	my ($pl) = @_;
		1759
		1760	# abort map switching before logout
		1761	if ($pl->ob->{_link_pos}) {
		1762	cf::sync_job {
		1763	$pl->ob->leave_link
		1764	};
		1765	}
		1766	},
		1767	on_login => sub {
		1768	my ($pl) = @_;
		1769
		1770	# try to abort aborted map switching on player login :)
		1771	# should happen only on crashes
		1772	if ($pl->ob->{_link_pos}) {
		1773	$pl->ob->enter_link;
		1774	(async {
		1775	# we need this sleep as the login has a concurrent enter_exit running
		1776	# and this sleep increases chances of the player not ending up in scorn
		1777	$pl->ob->reply (undef,
		1778	"There was an internal problem at your last logout, "
		1779	. "the server will try to bring you to your intended destination in a second.",
		1780	cf::NDI_RED);
		1781	Coro::Timer::sleep 1;
		1782	$pl->ob->leave_link;
		1783	})->prio (2);
		1784	}
		1785	},
		1786	);
		1787
1452	=item $player_object->goto_map ($path, $x, $y)	1788	=item $player_object->goto ($path, $x, $y)
1453		1789
1454	=cut	1790	=cut
1455		1791
1456	sub cf::object::player::goto_map {	1792	sub cf::object::player::goto {
1457	my ($self, $path, $x, $y) = @_;	1793	my ($self, $path, $x, $y) = @_;
1458		1794
1459	$self->enter_link;	1795	$self->enter_link;
1460		1796
1461	(Coro::async {	1797	(async {
1462	$path = new cf::path $path;
1463
1464	my $map = cf::map::find_map $path->as_string;	1798	my $map = cf::map::find $path;
1465	$map = $map->customise_for ($self) if $map;	1799	$map = $map->customise_for ($self) if $map;
1466		1800
1467	warn "entering ", $map->path, " at ($x, $y)\n"	1801	# warn "entering ", $map->path, " at ($x, $y)\n"
1468	if $map;	1802	# if $map;
1469		1803
1470	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1804	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1471		1805
1472	$self->leave_link ($map, $x, $y);	1806	$self->leave_link ($map, $x, $y);
1473	})->prio (1);	1807	})->prio (1);
1474	}	1808	}
1475		1809
…		…
1528		1862
1529	return unless $self->type == cf::PLAYER;	1863	return unless $self->type == cf::PLAYER;
1530		1864
1531	$self->enter_link;	1865	$self->enter_link;
1532		1866
1533	(Coro::async {	1867	(async {
		1868	$self->deactivate_recursive; # just to be sure
1534	unless (eval {	1869	unless (eval {
1535
1536	prepare_random_map $exit	1870	prepare_random_map $exit
1537	if $exit->slaying eq "/!";	1871	if $exit->slaying eq "/!";
1538		1872
1539	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;	1873	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);	1874	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1541		1875
1542	1;	1876	1;
1543	}) {	1877	}) {
1544	$self->message ("Something went wrong deep within the crossfire server. "	1878	$self->message ("Something went wrong deep within the crossfire server. "
1545	. "I'll try to bring you back to the map you were before. "	1879	. "I'll try to bring you back to the map you were before. "
1546	. "Please report this to the dungeon master",	1880	. "Please report this to the dungeon master!",
1547	cf::NDI_UNIQUE | cf::NDI_RED);	1881	cf::NDI_UNIQUE | cf::NDI_RED);
1548		1882
1549	warn "ERROR in enter_exit: $@";	1883	warn "ERROR in enter_exit: $@";
1550	$self->leave_link;	1884	$self->leave_link;
1551	}	1885	}
…		…
1602	on_reply => sub {	1936	on_reply => sub {
1603	my ($ns, $msg) = @_;	1937	my ($ns, $msg) = @_;
1604		1938
1605	# this weird shuffling is so that direct followup queries	1939	# this weird shuffling is so that direct followup queries
1606	# get handled first	1940	# get handled first
1607	my $queue = delete $ns->{query_queue};	1941	my $queue = delete $ns->{query_queue}
		1942	or return; # be conservative, not sure how that can happen, but we saw a crash here
1608		1943
1609	(shift @$queue)->[1]->($msg);	1944	(shift @$queue)->[1]->($msg);
1610		1945
1611	push @{ $ns->{query_queue} }, @$queue;	1946	push @{ $ns->{query_queue} }, @$queue;
1612		1947
…		…
1618	}	1953	}
1619	}	1954	}
1620	},	1955	},
1621	);	1956	);
1622		1957
1623	=item $client->coro (\&cb)	1958	=item $client->async (\&cb)
1624		1959
1625	Create a new coroutine, running the specified callback. The coroutine will	1960	Create a new coroutine, running the specified callback. The coroutine will
1626	be automatically cancelled when the client gets destroyed (e.g. on logout,	1961	be automatically cancelled when the client gets destroyed (e.g. on logout,
1627	or loss of connection).	1962	or loss of connection).
1628		1963
1629	=cut	1964	=cut
1630		1965
1631	sub cf::client::coro {	1966	sub cf::client::async {
1632	my ($self, $cb) = @_;	1967	my ($self, $cb) = @_;
1633		1968
1634	my $coro; $coro = async {	1969	my $coro = &Coro::async ($cb);
1635	eval {
1636	$cb->();
1637	};
1638	warn $@ if $@;
1639	};
1640		1970
1641	$coro->on_destroy (sub {	1971	$coro->on_destroy (sub {
1642	delete $self->{_coro}{$coro+0};	1972	delete $self->{_coro}{$coro+0};
1643	});	1973	});
1644		1974
…		…
1816		2146
1817	{	2147	{
1818	my $path = cf::localdir . "/database.pst";	2148	my $path = cf::localdir . "/database.pst";
1819		2149
1820	sub db_load() {	2150	sub db_load() {
1821	warn "loading database $path\n";#d# remove later
1822	$DB = stat $path ? Storable::retrieve $path : { };	2151	$DB = stat $path ? Storable::retrieve $path : { };
1823	}	2152	}
1824		2153
1825	my $pid;	2154	my $pid;
1826		2155
1827	sub db_save() {	2156	sub db_save() {
1828	warn "saving database $path\n";#d# remove later
1829	waitpid $pid, 0 if $pid;	2157	waitpid $pid, 0 if $pid;
1830	if (0 == ($pid = fork)) {	2158	if (0 == ($pid = fork)) {
1831	$DB->{_meta}{version} = 1;	2159	$DB->{_meta}{version} = 1;
1832	Storable::nstore $DB, "$path~";	2160	Storable::nstore $DB, "$path~";
1833	rename "$path~", $path;	2161	rename "$path~", $path;
…		…
1881	open my $fh, "<:utf8", cf::confdir . "/config"	2209	open my $fh, "<:utf8", cf::confdir . "/config"
1882	or return;	2210	or return;
1883		2211
1884	local $/;	2212	local $/;
1885	*CFG = YAML::Syck::Load <$fh>;	2213	*CFG = YAML::Syck::Load <$fh>;
		2214
		2215	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
		2216
		2217	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
		2218	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
		2219
		2220	if (exists $CFG{mlockall}) {
		2221	eval {
		2222	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
		2223	and die "WARNING: m(un)lockall failed: $!\n";
		2224	};
		2225	warn $@ if $@;
		2226	}
1886	}	2227	}
1887		2228
1888	sub main {	2229	sub main {
1889	# we must not ever block the main coroutine	2230	# we must not ever block the main coroutine
1890	local $Coro::idle = sub {	2231	local $Coro::idle = sub {
1891	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2232	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
1892	(Coro::unblock_sub {
1893	Event::one_event;	2233	async { Event::one_event };
1894	})->();
1895	};	2234	};
1896		2235
1897	cfg_load;	2236	cfg_load;
1898	db_load;	2237	db_load;
1899	load_extensions;	2238	load_extensions;
1900	Event::loop;	2239	Event::loop;
1901	}	2240	}
1902		2241
1903	#############################################################################	2242	#############################################################################
1904	# initialisation	2243	# initialisation and cleanup
		2244
		2245	# install some emergency cleanup handlers
		2246	BEGIN {
		2247	for my $signal (qw(INT HUP TERM)) {
		2248	Event->signal (
		2249	data => WF_AUTOCANCEL,
		2250	signal => $signal,
		2251	cb => sub {
		2252	cf::cleanup "SIG$signal";
		2253	},
		2254	);
		2255	}
		2256	}
		2257
		2258	sub emergency_save() {
		2259	my $freeze_guard = cf::freeze_mainloop;
		2260
		2261	warn "enter emergency perl save\n";
		2262
		2263	cf::sync_job {
		2264	# use a peculiar iteration method to avoid tripping on perl
		2265	# refcount bugs in for. also avoids problems with players
		2266	# and maps saved/destroyed asynchronously.
		2267	warn "begin emergency player save\n";
		2268	for my $login (keys %cf::PLAYER) {
		2269	my $pl = $cf::PLAYER{$login} or next;
		2270	$pl->valid or next;
		2271	$pl->save;
		2272	}
		2273	warn "end emergency player save\n";
		2274
		2275	warn "begin emergency map save\n";
		2276	for my $path (keys %cf::MAP) {
		2277	my $map = $cf::MAP{$path} or next;
		2278	$map->valid or next;
		2279	$map->save;
		2280	}
		2281	warn "end emergency map save\n";
		2282	};
		2283
		2284	warn "leave emergency perl save\n";
		2285	}
1905		2286
1906	sub reload() {	2287	sub reload() {
1907	# can/must only be called in main	2288	# can/must only be called in main
1908	if ($Coro::current != $Coro::main) {	2289	if ($Coro::current != $Coro::main) {
1909	warn "can only reload from main coroutine\n";	2290	warn "can only reload from main coroutine\n";
1910	return;	2291	return;
1911	}	2292	}
1912		2293
1913	warn "reloading...";	2294	warn "reloading...";
1914		2295
1915	local $FREEZE = 1;	2296	warn "freezing server";
		2297	my $guard = freeze_mainloop;
1916	cf::emergency_save;	2298	cf::emergency_save;
		2299
		2300	warn "sync database to disk";
		2301	cf::db_sync;
		2302	IO::AIO::flush;
1917		2303
1918	eval {	2304	eval {
1919	# if anything goes wrong in here, we should simply crash as we already saved	2305	# if anything goes wrong in here, we should simply crash as we already saved
1920		2306
1921	# cancel all watchers	2307	warn "cancel all watchers";
1922	for (Event::all_watchers) {	2308	for (Event::all_watchers) {
1923	$_->cancel if $_->data & WF_AUTOCANCEL;	2309	$_->cancel if $_->data & WF_AUTOCANCEL;
1924	}	2310	}
1925		2311
1926	# cancel all extension coros	2312	warn "cancel all extension coros";
1927	$_->cancel for values %EXT_CORO;	2313	$_->cancel for values %EXT_CORO;
1928	%EXT_CORO = ();	2314	%EXT_CORO = ();
1929		2315
		2316	warn "remove commands";
		2317	%COMMAND = ();
		2318
		2319	warn "remove ext commands";
		2320	%EXTCMD = ();
		2321
1930	# unload all extensions	2322	warn "unload/nuke all extensions";
1931	for (@exts) {	2323	for my $pkg (@EXTS) {
1932	warn "unloading <$_>";	2324	warn "... unloading $pkg";
1933	unload_extension $_;	2325
		2326	if (my $cb = $pkg->can ("unload")) {
		2327	eval {
		2328	$cb->($pkg);
		2329	1
		2330	} or warn "$pkg unloaded, but with errors: $@";
1934	}	2331	}
1935		2332
		2333	warn "... nuking $pkg";
		2334	Symbol::delete_package $pkg;
		2335	}
		2336
1936	# unload all modules loaded from $LIBDIR	2337	warn "unload all perl modules loaded from $LIBDIR";
1937	while (my ($k, $v) = each %INC) {	2338	while (my ($k, $v) = each %INC) {
1938	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2339	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
1939		2340
1940	warn "removing <$k>";	2341	warn "removing <$k>";
1941	delete $INC{$k};	2342	delete $INC{$k};
…		…
1948	}	2349	}
1949		2350
1950	Symbol::delete_package $k;	2351	Symbol::delete_package $k;
1951	}	2352	}
1952		2353
1953	# sync database to disk
1954	cf::db_sync;
1955	IO::AIO::flush;
1956
1957	# get rid of safe::, as good as possible	2354	warn "get rid of safe::, as good as possible";
1958	Symbol::delete_package "safe::$_"	2355	Symbol::delete_package "safe::$_"
1959	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2356	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
1960		2357
1961	# remove register_script_function callbacks
1962	# TODO
1963
1964	# unload cf.pm "a bit"	2358	warn "unload cf.pm \"a bit\"";
1965	delete $INC{"cf.pm"};	2359	delete $INC{"cf.pm"};
1966		2360
1967	# don't, removes xs symbols, too,	2361	# don't, removes xs symbols, too,
1968	# and global variables created in xs	2362	# and global variables created in xs
1969	#Symbol::delete_package __PACKAGE__;	2363	#Symbol::delete_package __PACKAGE__;
1970		2364
1971	# reload cf.pm
1972	warn "reloading cf.pm";	2365	warn "reloading cf.pm";
1973	require cf;	2366	require cf;
1974	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2367	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
1975		2368
1976	# load config and database again	2369	warn "load config and database again";
1977	cf::cfg_load;	2370	cf::cfg_load;
1978	cf::db_load;	2371	cf::db_load;
1979		2372
1980	# load extensions
1981	warn "load extensions";	2373	warn "load extensions";
1982	cf::load_extensions;	2374	cf::load_extensions;
1983		2375
1984	# reattach attachments to objects	2376	warn "reattach attachments to objects/players";
1985	warn "reattach";
1986	_global_reattach;	2377	_global_reattach;
		2378	warn "reattach attachments to maps";
		2379	reattach $_ for values %MAP;
1987	};	2380	};
1988		2381
1989	if ($@) {	2382	if ($@) {
1990	warn $@;	2383	warn $@;
1991	warn "error while reloading, exiting.";	2384	warn "error while reloading, exiting.";
1992	exit 1;	2385	exit 1;
1993	}	2386	}
1994		2387
1995	warn "reloaded successfully";	2388	warn "reloaded";
1996	};	2389	};
1997
1998	#############################################################################
1999
2000	unless ($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} = $LINK_MAP;
2039	}
2040
2041	register "<global>", __PACKAGE__;
2042		2390
2043	register_command "reload" => sub {	2391	register_command "reload" => sub {
2044	my ($who, $arg) = @_;	2392	my ($who, $arg) = @_;
2045		2393
2046	if ($who->flag (FLAG_WIZ)) {	2394	if ($who->flag (FLAG_WIZ)) {
…		…
2056	reentrant => 0,	2404	reentrant => 0,
2057	prio => 0,	2405	prio => 0,
2058	at => $NEXT_TICK || $TICK,	2406	at => $NEXT_TICK || $TICK,
2059	data => WF_AUTOCANCEL,	2407	data => WF_AUTOCANCEL,
2060	cb => sub {	2408	cb => sub {
2061	unless ($FREEZE) {	2409	$NOW = Event::time;
		2410
2062	cf::server_tick; # one server iteration	2411	cf::server_tick; # one server iteration
2063	$RUNTIME += $TICK;	2412	$RUNTIME += $TICK;
2064	}
2065
2066	$NEXT_TICK += $TICK;	2413	$NEXT_TICK += $TICK;
		2414
		2415	$WAIT_FOR_TICK->broadcast;
		2416	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2067		2417
2068	# if we are delayed by four ticks or more, skip them all	2418	# if we are delayed by four ticks or more, skip them all
2069	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2419	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2070		2420
2071	$TICK_WATCHER->at ($NEXT_TICK);	2421	$TICK_WATCHER->at ($NEXT_TICK);
…		…
2073	},	2423	},
2074	);	2424	);
2075		2425
2076	IO::AIO::max_poll_time $TICK * 0.2;	2426	IO::AIO::max_poll_time $TICK * 0.2;
2077		2427
2078	Event->io (	2428	$AIO_POLL_WATCHER = Event->io (
2079	fd => IO::AIO::poll_fileno,	2429	fd => IO::AIO::poll_fileno,
2080	poll => 'r',	2430	poll => 'r',
2081	prio => 5,	2431	prio => 5,
2082	data => WF_AUTOCANCEL,	2432	data => WF_AUTOCANCEL,
2083	cb => \&IO::AIO::poll_cb,	2433	cb => \&IO::AIO::poll_cb,
2084	);	2434	);
2085		2435
2086	Event->timer (	2436	$WRITE_RUNTIME_WATCHER = Event->timer (
2087	data => WF_AUTOCANCEL,	2437	data => WF_AUTOCANCEL,
2088	after => 0,	2438	after => 0,
2089	interval => 10,	2439	interval => 10,
2090	cb => sub {	2440	cb => sub {
2091	(Coro::unblock_sub {	2441	(Coro::unblock_sub {
…		…
2093	or warn "ERROR: unable to write runtime file: $!";	2443	or warn "ERROR: unable to write runtime file: $!";
2094	})->();	2444	})->();
2095	},	2445	},
2096	);	2446	);
2097		2447
		2448	END { cf::emergency_save }
		2449
2098	1	2450	1
2099		2451

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