ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.111 by root, Mon Jan 1 12:28:47 2007 UTC vs.
Revision 1.168 by root, Sun Jan 14 00:37:14 2007 UTC

…		…
8	use Storable;	8	use Storable;
9	use Opcode;	9	use Opcode;
10	use Safe;	10	use Safe;
11	use Safe::Hole;	11	use Safe::Hole;
12		12
13	use Coro 3.3;	13	use Coro 3.3 ();
14	use Coro::Event;	14	use Coro::Event;
15	use Coro::Timer;	15	use Coro::Timer;
16	use Coro::Signal;	16	use Coro::Signal;
17	use Coro::Semaphore;	17	use Coro::Semaphore;
18	use Coro::AIO;	18	use Coro::AIO;
19		19
		20	use Data::Dumper;
20	use Digest::MD5;	21	use Digest::MD5;
21	use Fcntl;	22	use Fcntl;
22	use IO::AIO 2.31 ();	23	use IO::AIO 2.32 ();
23	use YAML::Syck ();	24	use YAML::Syck ();
24	use Time::HiRes;	25	use Time::HiRes;
25		26
26	use Event; $Event::Eval = 1; # no idea why this is required, but it is	27	use Event; $Event::Eval = 1; # no idea why this is required, but it is
27		28
		29	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		30
28	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	31	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
29	$YAML::Syck::ImplicitUnicode = 1;	32	$YAML::Syck::ImplicitUnicode = 1;
30		33
31	$Coro::main->prio (2); # run main coroutine ("the server") with very high priority	34	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
32
33	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
34		35
35	our %COMMAND = ();	36	our %COMMAND = ();
36	our %COMMAND_TIME = ();	37	our %COMMAND_TIME = ();
		38
		39	our @EXTS = (); # list of extension package names
37	our %EXTCMD = ();	40	our %EXTCMD = ();
		41	our %EXT_CORO = (); # coroutines bound to extensions
		42	our %EXT_MAP = (); # pluggable maps
38		43
39	our @EVENT;	44	our @EVENT;
40	our $LIBDIR = datadir . "/ext";	45	our $LIBDIR = datadir . "/ext";
41		46
42	our $TICK = MAX_TIME * 1e-6;	47	our $TICK = MAX_TIME * 1e-6;
43	our $TICK_WATCHER;	48	our $TICK_WATCHER;
		49	our $AIO_POLL_WATCHER;
		50	our $WRITE_RUNTIME_WATCHER;
44	our $NEXT_TICK;	51	our $NEXT_TICK;
45	our $NOW;	52	our $NOW;
46		53
47	our %CFG;	54	our %CFG;
48		55
49	our $UPTIME; $UPTIME ||= time;	56	our $UPTIME; $UPTIME ||= time;
50	our $RUNTIME;	57	our $RUNTIME;
51		58
		59	our %PLAYER; # all users
52	our %MAP; # all maps	60	our %MAP; # all maps
53	our $LINK_MAP; # the special {link} map	61	our $LINK_MAP; # the special {link} map, which is always available
54	our $FREEZE;
55	our $RANDOM_MAPS = cf::localdir . "/random";	62	our $RANDOM_MAPS = cf::localdir . "/random";
56	our %EXT_CORO;	63
		64	our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal;
		65	our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal;
		66
		67	# used to convert map paths into valid unix filenames by replacing / by ∕
		68	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
57		69
58	binmode STDOUT;	70	binmode STDOUT;
59	binmode STDERR;	71	binmode STDERR;
60		72
61	# read virtual server time, if available	73	# read virtual server time, if available
…		…
69	mkdir cf::localdir . "/" . cf::playerdir;	81	mkdir cf::localdir . "/" . cf::playerdir;
70	mkdir cf::localdir . "/" . cf::tmpdir;	82	mkdir cf::localdir . "/" . cf::tmpdir;
71	mkdir cf::localdir . "/" . cf::uniquedir;	83	mkdir cf::localdir . "/" . cf::uniquedir;
72	mkdir $RANDOM_MAPS;	84	mkdir $RANDOM_MAPS;
73		85
74	# a special map that is always available	86	our $EMERGENCY_POSITION;
75	our $LINK_MAP;
76
77	our $EMERGENCY_POSITION = $cf::CFG{emergency_position} || ["/world/world_105_115", 5, 37];
78		87
79	#############################################################################	88	#############################################################################
80		89
81	=head2 GLOBAL VARIABLES	90	=head2 GLOBAL VARIABLES
82		91
…		…
106		115
107	=item %cf::CFG	116	=item %cf::CFG
108		117
109	Configuration for the server, loaded from C</etc/crossfire/config>, or	118	Configuration for the server, loaded from C</etc/crossfire/config>, or
110	from wherever your confdir points to.	119	from wherever your confdir points to.
		120
		121	=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE
		122
		123	These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK)
		124	or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick
		125	processing has been done. Call C<< ->wait >> on them to maximise the
		126	window of cpu time available, or simply to synchronise to the server tick.
111		127
112	=back	128	=back
113		129
114	=cut	130	=cut
115		131
…		…
119	utf8::encode $msg;	135	utf8::encode $msg;
120		136
121	$msg .= "\n"	137	$msg .= "\n"
122	unless $msg =~ /\n$/;	138	unless $msg =~ /\n$/;
123		139
124	LOG llevError, "cfperl: $msg";	140	LOG llevError, $msg;
125	};	141	};
126	}	142	}
127		143
128	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	144	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
129	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	145	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
…		…
147		163
148	$Event::DIED = sub {	164	$Event::DIED = sub {
149	warn "error in event callback: @_";	165	warn "error in event callback: @_";
150	};	166	};
151		167
152	my %ext_pkg;
153	my @exts;
154	my @hook;
155
156	=head2 UTILITY FUNCTIONS	168	=head2 UTILITY FUNCTIONS
157		169
158	=over 4	170	=over 4
159		171
		172	=item dumpval $ref
		173
160	=cut	174	=cut
		175
		176	sub dumpval {
		177	eval {
		178	local $SIG{__DIE__};
		179	my $d;
		180	if (1) {
		181	$d = new Data::Dumper([$_[0]], ["*var"]);
		182	$d->Terse(1);
		183	$d->Indent(2);
		184	$d->Quotekeys(0);
		185	$d->Useqq(1);
		186	#$d->Bless(...);
		187	$d->Seen($_[1]) if @_ > 1;
		188	$d = $d->Dump();
		189	}
		190	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
		191	$d
		192	} || "[unable to dump $_[0]: '$@']";
		193	}
161		194
162	use JSON::Syck (); # TODO# replace by JSON::PC once working	195	use JSON::Syck (); # TODO# replace by JSON::PC once working
163		196
164	=item $ref = cf::from_json $json	197	=item $ref = cf::from_json $json
165		198
…		…
180		213
181	sub to_json($) {	214	sub to_json($) {
182	$JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs	215	$JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs
183	JSON::Syck::Dump $_[0]	216	JSON::Syck::Dump $_[0]
184	}	217	}
		218
		219	=item cf::lock_wait $string
		220
		221	Wait until the given lock is available. See cf::lock_acquire.
		222
		223	=item my $lock = cf::lock_acquire $string
		224
		225	Wait until the given lock is available and then acquires it and returns
		226	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
		227	for example when the coroutine gets canceled), the lock is automatically
		228	returned.
		229
		230	Lock names should begin with a unique identifier (for example, cf::map::find
		231	uses map_find and cf::map::load uses map_load).
		232
		233	=cut
		234
		235	our %LOCK;
		236
		237	sub lock_wait($) {
		238	my ($key) = @_;
		239
		240	# wait for lock, if any
		241	while ($LOCK{$key}) {
		242	push @{ $LOCK{$key} }, $Coro::current;
		243	Coro::schedule;
		244	}
		245	}
		246
		247	sub lock_acquire($) {
		248	my ($key) = @_;
		249
		250	# wait, to be sure we are not locked
		251	lock_wait $key;
		252
		253	$LOCK{$key} = [];
		254
		255	Coro::guard {
		256	# wake up all waiters, to be on the safe side
		257	$_->ready for @{ delete $LOCK{$key} };
		258	}
		259	}
		260
		261	sub freeze_mainloop {
		262	return unless $TICK_WATCHER->is_active;
		263
		264	my $guard = Coro::guard {
		265	$TICK_WATCHER->start;
		266	$WRITE_RUNTIME_WATCHER->start;
		267	};
		268	$WRITE_RUNTIME_WATCHER->stop;
		269	$TICK_WATCHER->stop;
		270	$guard
		271	}
		272
		273	=item cf::async { BLOCK }
		274
		275	Currently the same as Coro::async_pool, meaning you cannot use
		276	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
		277	thing you are allowed to do is call C<prio> on it.
		278
		279	=cut
		280
		281	BEGIN { *async = \&Coro::async_pool }
185		282
186	=item cf::sync_job { BLOCK }	283	=item cf::sync_job { BLOCK }
187		284
188	The design of crossfire+ requires that the main coro ($Coro::main) is	285	The design of crossfire+ requires that the main coro ($Coro::main) is
189	always able to handle events or runnable, as crossfire+ is only partly	286	always able to handle events or runnable, as crossfire+ is only partly
…		…
197	=cut	294	=cut
198		295
199	sub sync_job(&) {	296	sub sync_job(&) {
200	my ($job) = @_;	297	my ($job) = @_;
201		298
202	my $busy = 1;
203	my @res;
204
205	my $coro = Coro::async {
206	@res = eval { $job->() };
207	warn $@ if $@;
208	undef $busy;
209	};
210
211	if ($Coro::current == $Coro::main) {	299	if ($Coro::current == $Coro::main) {
		300	# this is the main coro, too bad, we have to block
		301	# till the operation succeeds, freezing the server :/
		302
212	# TODO: use suspend/resume instead	303	# TODO: use suspend/resume instead
213	local $FREEZE = 1;	304	# (but this is cancel-safe)
		305	my $freeze_guard = freeze_mainloop;
		306
		307	my $busy = 1;
		308	my @res;
		309
		310	(async {
		311	@res = eval { $job->() };
		312	warn $@ if $@;
		313	undef $busy;
214	$coro->prio (Coro::PRIO_MAX);	314	})->prio (Coro::PRIO_MAX);
		315
215	while ($busy) {	316	while ($busy) {
216	Coro::cede_notself;	317	Coro::cede or Event::one_event;
217	Event::one_event unless Coro::nready;
218	}	318	}
		319
		320	wantarray ? @res : $res[0]
219	} else {	321	} else {
220	$coro->join;	322	# we are in another coroutine, how wonderful, everything just works
		323
		324	$job->()
221	}	325	}
222
223	wantarray ? @res : $res[0]
224	}	326	}
225		327
226	=item $coro = cf::coro { BLOCK }	328	=item $coro = cf::async_ext { BLOCK }
227		329
228	Creates and returns a new coro. This coro is automcatially being canceled	330	Like async, but this coro is automatically being canceled when the
229	when the extension calling this is being unloaded.	331	extension calling this is being unloaded.
230		332
231	=cut	333	=cut
232		334
233	sub coro(&) {	335	sub async_ext(&) {
234	my $cb = shift;	336	my $cb = shift;
235		337
236	my $coro; $coro = async {	338	my $coro = &Coro::async ($cb);
237	eval {
238	$cb->();
239	};
240	warn $@ if $@;
241	};
242		339
243	$coro->on_destroy (sub {	340	$coro->on_destroy (sub {
244	delete $EXT_CORO{$coro+0};	341	delete $EXT_CORO{$coro+0};
245	});	342	});
246	$EXT_CORO{$coro+0} = $coro;	343	$EXT_CORO{$coro+0} = $coro;
…		…
252	my $runtime = cf::localdir . "/runtime";	349	my $runtime = cf::localdir . "/runtime";
253		350
254	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	351	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
255	or return;	352	or return;
256		353
257	my $value = $cf::RUNTIME;	354	my $value = $cf::RUNTIME + 1 + 10; # 10 is the runtime save interval, for a monotonic clock
258	(aio_write $fh, 0, (length $value), $value, 0) <= 0	355	(aio_write $fh, 0, (length $value), $value, 0) <= 0
259	and return;	356	and return;
260		357
261	aio_fsync $fh	358	aio_fsync $fh
262	and return;	359	and return;
…		…
271	}	368	}
272		369
273	=back	370	=back
274		371
275	=cut	372	=cut
276
277	#############################################################################
278
279	package cf::path;
280
281	sub new {
282	my ($class, $path, $base) = @_;
283
284	$path = $path->as_string if ref $path;
285
286	my $self = bless { }, $class;
287
288	if ($path =~ s{^\?random/}{}) {
289	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
290	$self->{random} = cf::from_json $data;
291	} else {
292	if ($path =~ s{^~([^/]+)?}{}) {
293	$self->{user_rel} = 1;
294
295	if (defined $1) {
296	$self->{user} = $1;
297	} elsif ($base =~ m{^~([^/]+)/}) {
298	$self->{user} = $1;
299	} else {
300	warn "cannot resolve user-relative path without user <$path,$base>\n";
301	}
302	} elsif ($path =~ /^\//) {
303	# already absolute
304	} else {
305	$base =~ s{[^/]+/?$}{};
306	return $class->new ("$base/$path");
307	}
308
309	for ($path) {
310	redo if s{/\.?/}{/};
311	redo if s{/[^/]+/\.\./}{/};
312	}
313	}
314
315	$self->{path} = $path;
316
317	$self
318	}
319
320	# the name / primary key / in-game path
321	sub as_string {
322	my ($self) = @_;
323
324	$self->{user_rel} ? "~$self->{user}$self->{path}"
325	: $self->{random} ? "?random/$self->{path}"
326	: $self->{path}
327	}
328
329	# the displayed name, this is a one way mapping
330	sub visible_name {
331	my ($self) = @_;
332
333	# if (my $rmp = $self->{random}) {
334	# # todo: be more intelligent about this
335	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
336	# } else {
337	$self->as_string
338	# }
339	}
340
341	# escape the /'s in the path
342	sub _escaped_path {
343	# ∕ is U+2215
344	(my $path = $_[0]{path}) =~ s/\//∕/g;
345	$path
346	}
347
348	# the original (read-only) location
349	sub load_path {
350	my ($self) = @_;
351
352	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
353	}
354
355	# the temporary/swap location
356	sub save_path {
357	my ($self) = @_;
358
359	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
360	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
361	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
362	}
363
364	# the unique path, might be eq to save_path
365	sub uniq_path {
366	my ($self) = @_;
367
368	$self->{user_rel} || $self->{random}
369	? undef
370	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
371	}
372
373	# return random map parameters, or undef
374	sub random_map_params {
375	my ($self) = @_;
376
377	$self->{random}
378	}
379
380	# this is somewhat ugly, but style maps do need special treatment
381	sub is_style_map {
382	$_[0]{path} =~ m{^/styles/}
383	}
384
385	package cf;
386		373
387	#############################################################################	374	#############################################################################
388		375
389	=head2 ATTACHABLE OBJECTS	376	=head2 ATTACHABLE OBJECTS
390		377
…		…
798	or return;	785	or return;
799		786
800	unless (aio_stat "$filename.pst") {	787	unless (aio_stat "$filename.pst") {
801	(aio_load "$filename.pst", $av) >= 0	788	(aio_load "$filename.pst", $av) >= 0
802	or return;	789	or return;
803	$av = eval { (Storable::thaw <$av>)->{objs} };	790	$av = eval { (Storable::thaw $av)->{objs} };
804	}	791	}
805		792
		793	warn sprintf "loading %s (%d)\n",
		794	$filename, length $data, scalar @{$av || []};#d#
806	return ($data, $av);	795	return ($data, $av);
807	}	796	}
808		797
809	#############################################################################	798	#############################################################################
810	# command handling &c	799	# command handling &c
…		…
835	=cut	824	=cut
836		825
837	sub register_extcmd {	826	sub register_extcmd {
838	my ($name, $cb) = @_;	827	my ($name, $cb) = @_;
839		828
840	my $caller = caller;
841	#warn "registering extcmd '$name' to '$caller'";
842
843	$EXTCMD{$name} = [$cb, $caller];	829	$EXTCMD{$name} = $cb;
844	}	830	}
845		831
846	cf::player->attach (	832	cf::player->attach (
847	on_command => sub {	833	on_command => sub {
848	my ($pl, $name, $params) = @_;	834	my ($pl, $name, $params) = @_;
…		…
861		847
862	my $msg = eval { from_json $buf };	848	my $msg = eval { from_json $buf };
863		849
864	if (ref $msg) {	850	if (ref $msg) {
865	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	851	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
866	if (my %reply = $cb->[0]->($pl, $msg)) {	852	if (my %reply = $cb->($pl, $msg)) {
867	$pl->ext_reply ($msg->{msgid}, %reply);	853	$pl->ext_reply ($msg->{msgid}, %reply);
868	}	854	}
869	}	855	}
870	} else {	856	} else {
871	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	857	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
873		859
874	cf::override;	860	cf::override;
875	},	861	},
876	);	862	);
877		863
878	sub register {
879	my ($base, $pkg) = @_;
880
881	#TODO
882	}
883
884	sub load_extension {	864	sub load_extension {
885	my ($path) = @_;	865	my ($path) = @_;
886		866
887	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	867	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
888	my $base = $1;	868	my $base = $1;
889	my $pkg = $1;	869	my $pkg = $1;
890	$pkg =~ s/[^[:word:]]/_/g;	870	$pkg =~ s/[^[:word:]]/_/g;
891	$pkg = "ext::$pkg";	871	$pkg = "ext::$pkg";
892		872
893	warn "loading '$path' into '$pkg'\n";	873	warn "... loading '$path' into '$pkg'\n";
894		874
895	open my $fh, "<:utf8", $path	875	open my $fh, "<:utf8", $path
896	or die "$path: $!";	876	or die "$path: $!";
897		877
898	my $source =	878	my $source =
899	"package $pkg; use strict; use utf8;\n"	879	"package $pkg; use strict; use utf8;\n"
900	. "#line 1 \"$path\"\n{\n"	880	. "#line 1 \"$path\"\n{\n"
901	. (do { local $/; <$fh> })	881	. (do { local $/; <$fh> })
902	. "\n};\n1";	882	. "\n};\n1";
903		883
904	eval $source	884	unless (eval $source) {
905	or die $@ ? "$path: $@\n"	885	my $msg = $@ ? "$path: $@\n"
906	: "extension disabled.\n";	886	: "extension disabled.\n";
907		887	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
908	push @exts, $pkg;	888	warn $@;
909	$ext_pkg{$base} = $pkg;	889	warn "mandatory extension failed to load, exiting.\n";
910		890	exit 1;
911	# no strict 'refs';	891	}
912	# @{"$pkg\::ISA"} = ext::;	892	die $@;
913
914	register $base, $pkg;
915	}
916
917	sub unload_extension {
918	my ($pkg) = @_;
919
920	warn "removing extension $pkg\n";
921
922	# remove hooks
923	#TODO
924	# for my $idx (0 .. $#PLUGIN_EVENT) {
925	# delete $hook[$idx]{$pkg};
926	# }	893	}
927		894
928	# remove commands	895	push @EXTS, $pkg;
929	for my $name (keys %COMMAND) {
930	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
931
932	if (@cb) {
933	$COMMAND{$name} = \@cb;
934	} else {
935	delete $COMMAND{$name};
936	}
937	}
938
939	# remove extcmds
940	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
941	delete $EXTCMD{$name};
942	}
943
944	if (my $cb = $pkg->can ("unload")) {
945	eval {
946	$cb->($pkg);
947	1
948	} or warn "$pkg unloaded, but with errors: $@";
949	}
950
951	Symbol::delete_package $pkg;
952	}	896	}
953		897
954	sub load_extensions {	898	sub load_extensions {
955	for my $ext (<$LIBDIR/*.ext>) {	899	for my $ext (<$LIBDIR/*.ext>) {
956	next unless -r $ext;	900	next unless -r $ext;
…		…
960	} or warn "$ext not loaded: $@";	904	} or warn "$ext not loaded: $@";
961	}	905	}
962	}	906	}
963		907
964	#############################################################################	908	#############################################################################
965	# load/save/clean perl data associated with a map
966
967	*cf::mapsupport::on_clean = sub {
968	my ($map) = @_;
969
970	my $path = $map->tmpname;
971	defined $path or return;
972
973	unlink "$path.pst";
974	};
975
976	cf::map->attach (prio => -10000, package => cf::mapsupport::);
977
978	#############################################################################
979	# load/save perl data associated with player->ob objects
980
981	sub all_objects(@) {
982	@_, map all_objects ($_->inv), @_
983	}
984
985	# TODO: compatibility cruft, remove when no longer needed
986	cf::player->attach (
987	on_load => sub {
988	my ($pl, $path) = @_;
989
990	for my $o (all_objects $pl->ob) {
991	if (my $value = $o->get_ob_key_value ("_perl_data")) {
992	$o->set_ob_key_value ("_perl_data");
993
994	%$o = %{ Storable::thaw pack "H*", $value };
995	}
996	}
997	},
998	);
999
1000	#############################################################################
1001		909
1002	=head2 CORE EXTENSIONS	910	=head2 CORE EXTENSIONS
1003		911
1004	Functions and methods that extend core crossfire objects.	912	Functions and methods that extend core crossfire objects.
1005		913
		914	=cut
		915
		916	package cf::player;
		917
		918	use Coro::AIO;
		919
1006	=head3 cf::player	920	=head3 cf::player
1007		921
1008	=over 4	922	=over 4
1009		923
1010	=item cf::player::exists $login	924	=item cf::player::find $login
1011		925
1012	Returns true when the given account exists.	926	Returns the given player object, loading it if necessary (might block).
1013		927
1014	=cut	928	=cut
1015		929
1016	sub cf::player::exists($) {	930	sub playerdir($) {
1017	cf::player::find $_[0]	931	cf::localdir
1018	or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[0]) x 2;	932	. "/"
		933	. cf::playerdir
		934	. "/"
		935	. (ref $_[0] ? $_[0]->ob->name : $_[0])
		936	}
		937
		938	sub path($) {
		939	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
		940
		941	(playerdir $login) . "/$login.pl"
		942	}
		943
		944	sub find_active($) {
		945	$cf::PLAYER{$_[0]}
		946	and $cf::PLAYER{$_[0]}->active
		947	and $cf::PLAYER{$_[0]}
		948	}
		949
		950	sub exists($) {
		951	my ($login) = @_;
		952
		953	$cf::PLAYER{$login}
		954	or cf::sync_job { !aio_stat $login }
		955	}
		956
		957	sub find($) {
		958	return $cf::PLAYER{$_[0]} || do {
		959	my $login = $_[0];
		960
		961	my $guard = cf::lock_acquire "user_find:$login";
		962
		963	$cf::PLAYER{$_[0]} || do {
		964	my $pl = load_pl path $login
		965	or return;
		966	$cf::PLAYER{$login} = $pl
		967	}
		968	}
		969	}
		970
		971	sub save($) {
		972	my ($pl) = @_;
		973
		974	return if $pl->{deny_save};
		975
		976	my $path = path $pl;
		977	my $guard = cf::lock_acquire "user_save:$path";
		978
		979	return if $pl->{deny_save};
		980
		981	aio_mkdir playerdir $pl, 0770;
		982	$pl->{last_save} = $cf::RUNTIME;
		983
		984	$pl->save_pl ($path);
		985	Coro::cede;
		986	}
		987
		988	sub new($) {
		989	my ($login) = @_;
		990
		991	my $self = create;
		992
		993	$self->ob->name ($login);
		994	$self->{deny_save} = 1;
		995
		996	$cf::PLAYER{$login} = $self;
		997
		998	$self
		999	}
		1000
		1001	=item $pl->quit_character
		1002
		1003	Nukes the player without looking back. If logged in, the connection will
		1004	be destroyed. May block for a long time.
		1005
		1006	=cut
		1007
		1008	sub quit_character {
		1009	my ($pl) = @_;
		1010
		1011	$pl->{deny_save} = 1;
		1012	$pl->password ("*"); # this should lock out the player until we nuked the dir
		1013
		1014	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
		1015	$pl->deactivate;
		1016	$pl->invoke (cf::EVENT_PLAYER_QUIT);
		1017	$pl->ns->destroy if $pl->ns;
		1018
		1019	my $path = playerdir $pl;
		1020	my $temp = "$path~$cf::RUNTIME~deleting~";
		1021	aio_rename $path, $temp;
		1022	delete $cf::PLAYER{$pl->ob->name};
		1023	$pl->destroy;
		1024	IO::AIO::aio_rmtree $temp;
		1025	}
		1026
		1027	=item cf::player::list_logins
		1028
		1029	Returns am arrayref of all valid playernames in the system, can take a
		1030	while and may block, so not sync_job-capable, ever.
		1031
		1032	=cut
		1033
		1034	sub list_logins {
		1035	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
		1036	or return [];
		1037
		1038	my @logins;
		1039
		1040	for my $login (@$dirs) {
		1041	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
		1042	aio_read $fh, 0, 512, my $buf, 0 or next;
		1043	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1044
		1045	utf8::decode $login;
		1046	push @logins, $login;
		1047	}
		1048
		1049	\@logins
		1050	}
		1051
		1052	=item $player->maps
		1053
		1054	Returns an arrayref of map paths that are private for this
		1055	player. May block.
		1056
		1057	=cut
		1058
		1059	sub maps($) {
		1060	my ($pl) = @_;
		1061
		1062	my $files = aio_readdir playerdir $pl
		1063	or return;
		1064
		1065	my @paths;
		1066
		1067	for (@$files) {
		1068	utf8::decode $_;
		1069	next if /\.(?:pl|pst)$/;
		1070	next unless /^$PATH_SEP/o;
		1071
		1072	s/\.map$//;
		1073	push @paths, "~" . $pl->ob->name . "/" . $_;
		1074	}
		1075
		1076	\@paths
1019	}	1077	}
1020		1078
1021	=item $player->ext_reply ($msgid, $msgtype, %msg)	1079	=item $player->ext_reply ($msgid, $msgtype, %msg)
1022		1080
1023	Sends an ext reply to the player.	1081	Sends an ext reply to the player.
1024		1082
1025	=cut	1083	=cut
1026		1084
1027	sub cf::player::ext_reply($$$%) {	1085	sub ext_reply($$$%) {
1028	my ($self, $id, %msg) = @_;	1086	my ($self, $id, %msg) = @_;
1029		1087
1030	$msg{msgid} = $id;	1088	$msg{msgid} = $id;
1031		1089
1032	$self->send ("ext " . to_json \%msg);	1090	$self->send ("ext " . cf::to_json \%msg);
1033	}	1091	}
		1092
		1093	package cf;
1034		1094
1035	=back	1095	=back
1036		1096
1037		1097
1038	=head3 cf::map	1098	=head3 cf::map
…		…
1044	package cf::map;	1104	package cf::map;
1045		1105
1046	use Fcntl;	1106	use Fcntl;
1047	use Coro::AIO;	1107	use Coro::AIO;
1048		1108
		1109	use overload
		1110	'""' => \&as_string;
		1111
1049	our $MAX_RESET = 7200;	1112	our $MAX_RESET = 3600;
1050	our $DEFAULT_RESET = 3600;	1113	our $DEFAULT_RESET = 3000;
1051	$MAX_RESET = 10;#d#
1052	$DEFAULT_RESET = 10;#d#
1053		1114
1054	sub generate_random_map {	1115	sub generate_random_map {
1055	my ($path, $rmp) = @_;	1116	my ($self, $rmp) = @_;
1056		1117
1057	# mit "rum" bekleckern, nicht	1118	# mit "rum" bekleckern, nicht
1058	cf::map::_create_random_map	1119	$self->_create_random_map (
1059	$path,
1060	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1120	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1061	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1121	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1062	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1122	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1063	$rmp->{exit_on_final_map},	1123	$rmp->{exit_on_final_map},
1064	$rmp->{xsize}, $rmp->{ysize},	1124	$rmp->{xsize}, $rmp->{ysize},
1065	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1125	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1066	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1126	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1067	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1127	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1068	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1128	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1069	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1129	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1070	(cf::region::find $rmp->{region})	1130	(cf::region::find $rmp->{region}), $rmp->{custom}
		1131	)
		1132	}
		1133
		1134	sub register {
		1135	my (undef, $regex) = @_;
		1136	my $pkg = caller;
		1137
		1138	no strict;
		1139	push @{"$pkg\::ISA"}, __PACKAGE__;
		1140
		1141	$EXT_MAP{$pkg} = qr<$regex>;
		1142	}
		1143
		1144	# also paths starting with '/'
		1145	$EXT_MAP{"cf::map"} = qr{^(?=/)};
		1146
		1147	sub normalise {
		1148	my ($path, $base) = @_;
		1149
		1150	# map plan:
		1151	#
		1152	# /! non-realised random map exit (special hack!)
		1153	# {... are special paths that are not being touched
		1154	# ?xxx/... are special absolute paths
		1155	# ?random/... random maps
		1156	# /... normal maps
		1157	# ~user/... per-player map of a specific user
		1158
		1159	$path =~ s/$PATH_SEP/\//go;
		1160
		1161	# treat it as relative path if it starts with
		1162	# something that looks reasonable
		1163	if ($path =~ m{^(?:\./|\.\./|\w)}) {
		1164	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1165
		1166	$base =~ s{[^/]+/?$}{};
		1167	$path = "$base/$path";
		1168	}
		1169
		1170	for ($path) {
		1171	redo if s{//}{/};
		1172	redo if s{/\.?/}{/};
		1173	redo if s{/[^/]+/\.\./}{/};
		1174	}
		1175
		1176	$path
		1177	}
		1178
		1179	sub new_from_path {
		1180	my (undef, $path, $base) = @_;
		1181
		1182	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1183
		1184	$path = normalise $path, $base;
		1185
		1186	for my $pkg (keys %EXT_MAP) {
		1187	if ($path =~ $EXT_MAP{$pkg}) {
		1188	my $self = bless cf::map::new, $pkg;
		1189	$self->{path} = $path; $self->path ($path);
		1190	$self->init; # pass $1 etc.
		1191	return $self;
		1192	}
		1193	}
		1194
		1195	Carp::carp "unable to resolve path '$path'.";
		1196	()
		1197	}
		1198
		1199	sub init {
		1200	my ($self) = @_;
		1201
		1202	$self
		1203	}
		1204
		1205	sub as_string {
		1206	my ($self) = @_;
		1207
		1208	"$self->{path}"
		1209	}
		1210
		1211	# the displayed name, this is a one way mapping
		1212	sub visible_name {
		1213	&as_string
		1214	}
		1215
		1216	# the original (read-only) location
		1217	sub load_path {
		1218	my ($self) = @_;
		1219
		1220	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
		1221	}
		1222
		1223	# the temporary/swap location
		1224	sub save_path {
		1225	my ($self) = @_;
		1226
		1227	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1228	sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $path
		1229	}
		1230
		1231	# the unique path, undef == no special unique path
		1232	sub uniq_path {
		1233	my ($self) = @_;
		1234
		1235	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1236	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1071	}	1237	}
1072		1238
1073	# and all this just because we cannot iterate over	1239	# and all this just because we cannot iterate over
1074	# all maps in C++...	1240	# all maps in C++...
1075	sub change_all_map_light {	1241	sub change_all_map_light {
1076	my ($change) = @_;	1242	my ($change) = @_;
1077		1243
1078	$_->change_map_light ($change) for values %cf::MAP;	1244	$_->change_map_light ($change)
		1245	for grep $_->outdoor, values %cf::MAP;
1079	}	1246	}
1080		1247
		1248	sub unlink_save {
		1249	my ($self) = @_;
		1250
		1251	utf8::encode (my $save = $self->save_path);
		1252	IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink $save;
		1253	IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink "$save.pst";
		1254	}
		1255
1081	sub try_load_header($) {	1256	sub load_header_from($) {
1082	my ($path) = @_;	1257	my ($self, $path) = @_;
1083		1258
1084	utf8::encode $path;	1259	utf8::encode $path;
1085	aio_open $path, O_RDONLY, 0	1260	aio_open $path, O_RDONLY, 0
1086	or return;	1261	or return;
1087		1262
1088	my $map = cf::map::new	1263	$self->_load_header ($path)
1089	or return;	1264	or return;
1090		1265
1091	$map->load_header ($path)	1266	$self->{load_path} = $path;
		1267
		1268	1
		1269	}
		1270
		1271	sub load_orig {
		1272	my ($self) = @_;
		1273
		1274	$self->load_header_from ($self->load_path)
		1275	}
		1276
		1277	sub load_temp {
		1278	my ($self) = @_;
		1279
		1280	$self->load_header_from ($self->save_path)
		1281	}
		1282
		1283	sub load_header {
		1284	my ($self) = @_;
		1285
		1286	if ($self->load_temp) {
		1287	$self->last_access ((delete $self->{last_access})
		1288	|| $cf::RUNTIME); #d#
		1289	# safety
		1290	$self->{instantiate_time} = $cf::RUNTIME
		1291	if $self->{instantiate_time} > $cf::RUNTIME;
		1292	} else {
		1293	$self->load_orig
1092	or return;	1294	or return;
1093		1295
1094	$map->{load_path} = $path;	1296	$self->{load_original} = 1;
1095	use Data::Dumper; warn Dumper $map;#d#	1297	$self->{instantiate_time} = $cf::RUNTIME;
		1298	$self->last_access ($cf::RUNTIME);
		1299	$self->instantiate;
		1300	}
1096		1301
1097	$map	1302	1
1098	}	1303	}
1099		1304
		1305	sub find;
1100	sub find_map {	1306	sub find {
1101	my ($path, $origin) = @_;	1307	my ($path, $origin) = @_;
1102		1308
1103	#warn "find_map<$path,$origin>\n";#d#	1309	$path = normalise $path, $origin && $origin->path;
1104		1310
1105	$path = ref $path ? $path : new cf::path $path, $origin && $origin->path;	1311	cf::lock_wait "map_find:$path";
1106	my $key = $path->as_string;
1107		1312
1108	$cf::MAP{$key} || do {	1313	$cf::MAP{$path} || do {
1109	# do it the slow way	1314	my $guard = cf::lock_acquire "map_find:$path";
1110	my $map = try_load_header $path->save_path;	1315	my $map = new_from_path cf::map $path
1111
1112	if ($map) {
1113	# safety
1114	$map->{instantiate_time} = $cf::RUNTIME
1115	if $map->{instantiate_time} > $cf::RUNTIME;
1116	} else {
1117	if (my $rmp = $path->random_map_params) {
1118	$map = generate_random_map $key, $rmp;
1119	} else {
1120	$map = try_load_header $path->load_path;
1121	}
1122
1123	$map or return;	1316	or return;
1124		1317
1125	$map->{load_original} = 1;
1126	$map->{instantiate_time} = $cf::RUNTIME;
1127	$map->instantiate;
1128
1129	# per-player maps become, after loading, normal maps
1130	$map->per_player (0) if $path->{user_rel};
1131	}
1132
1133	$map->path ($key);
1134	$map->{path} = $path;
1135	$map->last_access ($cf::RUNTIME);	1318	$map->{last_save} = $cf::RUNTIME;
1136		1319
		1320	$map->load_header
		1321	or return;
		1322
1137	$map->reset if $map->should_reset;	1323	if ($map->should_reset) {
		1324	$map->reset;
		1325	undef $guard;
		1326	$map = find $path
		1327	or return;
		1328	}
1138		1329
1139	$cf::MAP{$key} = $map	1330	$cf::MAP{$path} = $map
1140	}	1331	}
1141	}	1332	}
1142		1333
1143	sub load {	1334	sub load {
1144	my ($self) = @_;	1335	my ($self) = @_;
1145		1336
		1337	my $path = $self->{path};
		1338	my $guard = cf::lock_acquire "map_load:$path";
		1339
1146	return if $self->in_memory != cf::MAP_SWAPPED;	1340	return if $self->in_memory != cf::MAP_SWAPPED;
1147		1341
1148	$self->in_memory (cf::MAP_LOADING);	1342	$self->in_memory (cf::MAP_LOADING);
1149		1343
1150	my $path = $self->{path};
1151
1152	$self->alloc;	1344	$self->alloc;
1153	$self->load_objects ($self->{load_path}, 1)	1345	$self->_load_objects ($self->{load_path}, 1)
1154	or return;	1346	or return;
1155		1347
1156	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) if delete $self->{load_original};	1348	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
		1349	if delete $self->{load_original};
1157		1350
1158	if (my $uniq = $path->uniq_path) {	1351	if (my $uniq = $self->uniq_path) {
1159	utf8::encode $uniq;	1352	utf8::encode $uniq;
1160	if (aio_open $uniq, O_RDONLY, 0) {	1353	if (aio_open $uniq, O_RDONLY, 0) {
1161	$self->clear_unique_items;	1354	$self->clear_unique_items;
1162	$self->load_objects ($uniq, 0);	1355	$self->_load_objects ($uniq, 0);
1163	}	1356	}
1164	}	1357	}
		1358
		1359	Coro::cede;
1165		1360
1166	# now do the right thing for maps	1361	# now do the right thing for maps
1167	$self->link_multipart_objects;	1362	$self->link_multipart_objects;
1168		1363
1169	if ($self->{path}->is_style_map) {	1364	unless ($self->{deny_activate}) {
1170	$self->{deny_save} = 1;	1365	$self->decay_objects;
1171	$self->{deny_reset} = 1;
1172	} else {
1173	$self->fix_auto_apply;	1366	$self->fix_auto_apply;
1174	$self->decay_objects;
1175	$self->update_buttons;	1367	$self->update_buttons;
		1368	Coro::cede;
1176	$self->set_darkness_map;	1369	$self->set_darkness_map;
1177	$self->difficulty ($self->estimate_difficulty)	1370	$self->difficulty ($self->estimate_difficulty)
1178	unless $self->difficulty;	1371	unless $self->difficulty;
		1372	Coro::cede;
1179	$self->activate;	1373	$self->activate;
1180	}	1374	}
1181		1375
1182	$self->in_memory (cf::MAP_IN_MEMORY);	1376	$self->in_memory (cf::MAP_IN_MEMORY);
1183	}	1377	}
1184		1378
1185	sub load_map_sync {	1379	sub customise_for {
		1380	my ($self, $ob) = @_;
		1381
		1382	return find "~" . $ob->name . "/" . $self->{path}
		1383	if $self->per_player;
		1384
		1385	$self
		1386	}
		1387
		1388	# find and load all maps in the 3x3 area around a map
		1389	sub load_diag {
		1390	my ($map) = @_;
		1391
		1392	my @diag; # diagonal neighbours
		1393
		1394	for (0 .. 3) {
		1395	my $neigh = $map->tile_path ($_)
		1396	or next;
		1397	$neigh = find $neigh, $map
		1398	or next;
		1399	$neigh->load;
		1400
		1401	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1402	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1403	}
		1404
		1405	for (@diag) {
		1406	my $neigh = find @$_
		1407	or next;
		1408	$neigh->load;
		1409	}
		1410	}
		1411
		1412	sub find_sync {
1186	my ($path, $origin) = @_;	1413	my ($path, $origin) = @_;
1187		1414
1188	#warn "load_map_sync<$path, $origin>\n";#d#	1415	cf::sync_job { find $path, $origin }
		1416	}
1189		1417
1190	cf::sync_job {	1418	sub do_load_sync {
1191	my $map = cf::map::find_map $path, $origin	1419	my ($map) = @_;
		1420
		1421	cf::sync_job { $map->load };
		1422	}
		1423
		1424	our %MAP_PREFETCH;
		1425	our $MAP_PREFETCHER = Coro::async {
		1426	while () {
		1427	for my $path (keys %MAP_PREFETCH) {
		1428	my $map = find $path
1192	or return;	1429	or next;
1193	$map->load;	1430	$map->load;
1194	$map	1431
		1432	delete $MAP_PREFETCH{$path};
		1433	}
		1434	Coro::schedule;
1195	}	1435	}
		1436	};
		1437
		1438	sub find_async {
		1439	my ($path, $origin) = @_;
		1440
		1441	$path = normalise $path, $origin && $origin->{path};
		1442
		1443	if (my $map = $cf::MAP{$path}) {
		1444	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1445	}
		1446
		1447	$MAP_PREFETCH{$path} = 0;
		1448	$MAP_PREFETCHER->ready;
		1449
		1450	()
1196	}	1451	}
1197		1452
1198	sub save {	1453	sub save {
1199	my ($self) = @_;	1454	my ($self) = @_;
1200		1455
1201	my $save = $self->{path}->save_path; utf8::encode $save;	1456	my $lock = cf::lock_acquire "map_data:" . $self->path;
1202	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;
1203		1457
1204	$self->{last_save} = $cf::RUNTIME;	1458	$self->{last_save} = $cf::RUNTIME;
1205		1459
1206	return unless $self->dirty;	1460	return unless $self->dirty;
1207		1461
		1462	my $save = $self->save_path; utf8::encode $save;
		1463	my $uniq = $self->uniq_path; utf8::encode $uniq;
		1464
1208	$self->{load_path} = $save;	1465	$self->{load_path} = $save;
1209		1466
1210	return if $self->{deny_save};	1467	return if $self->{deny_save};
1211		1468
1212	warn "saving map ", $self->path;	1469	local $self->{last_access} = $self->last_access;#d#
		1470
		1471	cf::async {
		1472	$_->contr->save for $self->players;
		1473	};
1213		1474
1214	if ($uniq) {	1475	if ($uniq) {
1215	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1476	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1216	$self->save_objects ($uniq, cf::IO_UNIQUES);	1477	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1217	} else {	1478	} else {
1218	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1479	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1219	}	1480	}
1220	}	1481	}
1221		1482
1222	sub swap_out {	1483	sub swap_out {
1223	my ($self) = @_;	1484	my ($self) = @_;
		1485
		1486	# save first because save cedes
		1487	$self->save;
		1488
		1489	my $lock = cf::lock_acquire "map_data:" . $self->path;
1224		1490
1225	return if $self->players;	1491	return if $self->players;
1226	return if $self->in_memory != cf::MAP_IN_MEMORY;	1492	return if $self->in_memory != cf::MAP_IN_MEMORY;
1227	return if $self->{deny_save};	1493	return if $self->{deny_save};
1228		1494
1229	$self->save;
1230	$self->clear;	1495	$self->clear;
1231	$self->in_memory (cf::MAP_SWAPPED);	1496	$self->in_memory (cf::MAP_SWAPPED);
1232	}	1497	}
1233		1498
		1499	sub reset_at {
		1500	my ($self) = @_;
		1501
		1502	# TODO: safety, remove and allow resettable per-player maps
		1503	return 1e99 if $self->isa ("ext::map_per_player");
		1504	return 1e99 if $self->{deny_reset};
		1505
		1506	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		1507	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		1508
		1509	$time + $to
		1510	}
		1511
1234	sub should_reset {	1512	sub should_reset {
1235	my ($map) = @_;
1236
1237	# TODO: safety, remove and allow resettable per-player maps
1238	return if $map->{path}{user_rel};#d#
1239	return if $map->{deny_reset};
1240	#return unless $map->reset_timeout;
1241
1242	my $time = $map->fixed_resettime ? $map->{instantiate_time} : $map->last_access;
1243	my $to = $map->reset_timeout || $DEFAULT_RESET;
1244	$to = $MAX_RESET if $to > $MAX_RESET;
1245
1246	$time + $to < $cf::RUNTIME
1247	}
1248
1249	sub unlink_save {
1250	my ($self) = @_;	1513	my ($self) = @_;
1251		1514
1252	utf8::encode (my $save = $self->{path}->save_path);	1515	$self->reset_at <= $cf::RUNTIME
1253	aioreq_pri 3; IO::AIO::aio_unlink $save;	1516	}
1254	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";	1517
		1518	sub rename {
		1519	my ($self, $new_path) = @_;
		1520
		1521	normalise $new_path;
		1522
		1523	$self->unlink_save;
		1524
		1525	delete $cf::MAP{$self->path};
		1526	$self->{path} = $new_path; $self->path ($self->{path});
		1527	$cf::MAP{$self->path} = $self;
		1528
		1529	$self->save;
1255	}	1530	}
1256		1531
1257	sub reset {	1532	sub reset {
1258	my ($self) = @_;	1533	my ($self) = @_;
1259		1534
		1535	my $lock = cf::lock_acquire "map_data:$self->{path}";
		1536
1260	return if $self->players;	1537	return if $self->players;
1261	return if $self->{path}{user_rel};#d#	1538	return if $self->isa ("ext::map_per_player");#d#
1262		1539
1263	warn "resetting map ", $self->path;#d#	1540	warn "resetting map ", $self->path;#d#
1264		1541
1265	delete $cf::MAP{$self->path};	1542	delete $cf::MAP{$self->path};
		1543
		1544	$self->in_memory (cf::MAP_SWAPPED);
		1545	$self->clear;
1266		1546
1267	$_->clear_links_to ($self) for values %cf::MAP;	1547	$_->clear_links_to ($self) for values %cf::MAP;
1268		1548
1269	$self->unlink_save;	1549	$self->unlink_save;
1270	$self->destroy;	1550	$self->destroy;
1271	}	1551	}
1272		1552
1273	sub customise_for {	1553	my $nuke_counter = "aaaa";
1274	my ($map, $ob) = @_;
1275		1554
1276	if ($map->per_player) {	1555	sub nuke {
1277	return cf::map::find_map "~" . $ob->name . "/" . $map->{path}{path};	1556	my ($self) = @_;
1278	}
1279		1557
1280	$map	1558	$self->{deny_save} = 1;
		1559	$self->reset_timeout (1);
		1560	$self->rename ("{nuke}/" . ($nuke_counter++));
		1561	$self->reset; # polite request, might not happen
1281	}	1562	}
1282		1563
1283	sub emergency_save {	1564	=item cf::map::unique_maps
1284	local $cf::FREEZE = 1;
1285		1565
1286	warn "enter emergency map save\n";	1566	Returns an arrayref of paths of all shared maps that have
		1567	instantiated unique items. May block.
1287		1568
1288	cf::sync_job {	1569	=cut
1289	warn "begin emergency map save\n";	1570
1290	$_->save for values %cf::MAP;	1571	sub unique_maps() {
		1572	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1573	or return;
		1574
		1575	my @paths;
		1576
		1577	for (@$files) {
		1578	utf8::decode $_;
		1579	next if /\.pst$/;
		1580	next unless /^$PATH_SEP/o;
		1581
		1582	s/\.map$//;
		1583	push @paths, $_;
1291	};	1584	}
1292		1585
1293	warn "end emergency map save\n";	1586	\@paths
1294	}	1587	}
1295		1588
1296	package cf;	1589	package cf;
1297		1590
1298	=back	1591	=back
1299		1592
		1593	=head3 cf::object
		1594
		1595	=cut
		1596
		1597	package cf::object;
		1598
		1599	=over 4
		1600
		1601	=item $ob->inv_recursive
		1602
		1603	Returns the inventory of the object _and_ their inventories, recursively.
		1604
		1605	=cut
		1606
		1607	sub inv_recursive_;
		1608	sub inv_recursive_ {
		1609	map { $_, inv_recursive_ $_->inv } @_
		1610	}
		1611
		1612	sub inv_recursive {
		1613	inv_recursive_ inv $_[0]
		1614	}
		1615
		1616	package cf;
		1617
		1618	=back
1300		1619
1301	=head3 cf::object::player	1620	=head3 cf::object::player
1302		1621
1303	=over 4	1622	=over 4
1304		1623
…		…
1340	(ref $cf::CFG{"may_$access"}	1659	(ref $cf::CFG{"may_$access"}
1341	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	1660	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}
1342	: $cf::CFG{"may_$access"})	1661	: $cf::CFG{"may_$access"})
1343	}	1662	}
1344		1663
		1664	=item $player_object->enter_link
		1665
		1666	Freezes the player and moves him/her to a special map (C<{link}>).
		1667
		1668	The player should be reasonably safe there for short amounts of time. You
		1669	I<MUST> call C<leave_link> as soon as possible, though.
		1670
		1671	Will never block.
		1672
		1673	=item $player_object->leave_link ($map, $x, $y)
		1674
		1675	Moves the player out of the special C<{link}> map onto the specified
		1676	map. If the map is not valid (or omitted), the player will be moved back
		1677	to the location he/she was before the call to C<enter_link>, or, if that
		1678	fails, to the emergency map position.
		1679
		1680	Might block.
		1681
		1682	=cut
		1683
		1684	sub link_map {
		1685	unless ($LINK_MAP) {
		1686	$LINK_MAP = cf::map::find "{link}"
		1687	or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 };
		1688	$LINK_MAP->load;
		1689	}
		1690
		1691	$LINK_MAP
		1692	}
		1693
1345	sub cf::object::player::enter_link {	1694	sub cf::object::player::enter_link {
1346	my ($self) = @_;	1695	my ($self) = @_;
1347		1696
1348	return if $self->map == $LINK_MAP;	1697	$self->deactivate_recursive;
1349		1698
		1699	return if UNIVERSAL::isa $self->map, "ext::map_link";
		1700
1350	$self->{_link_pos} = [$self->map->{path}, $self->x, $self->y]	1701	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1351	if $self->map;	1702	if $self->map;
1352		1703
1353	$self->enter_map ($LINK_MAP, 20, 20);	1704	$self->enter_map ($LINK_MAP || link_map, 20, 20);
1354	$self->deactivate_recursive;
1355	}	1705	}
1356		1706
1357	sub cf::object::player::leave_link {	1707	sub cf::object::player::leave_link {
1358	my ($self, $map, $x, $y) = @_;	1708	my ($self, $map, $x, $y) = @_;
1359		1709
1360	my $link_pos = delete $self->{_link_pos};	1710	my $link_pos = delete $self->{_link_pos};
1361		1711
1362	unless ($map) {	1712	unless ($map) {
1363	$self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1364
1365	# restore original map position	1713	# restore original map position
1366	($map, $x, $y) = @{ $link_pos || [] };	1714	($map, $x, $y) = @{ $link_pos || [] };
1367	$map = cf::map::find_map $map;	1715	$map = cf::map::find $map;
1368		1716
1369	unless ($map) {	1717	unless ($map) {
1370	($map, $x, $y) = @$EMERGENCY_POSITION;	1718	($map, $x, $y) = @$EMERGENCY_POSITION;
1371	$map = cf::map::find_map $map	1719	$map = cf::map::find $map
1372	or die "FATAL: cannot load emergency map\n";	1720	or die "FATAL: cannot load emergency map\n";
1373	}	1721	}
1374	}	1722	}
1375		1723
1376	($x, $y) = (-1, -1)	1724	($x, $y) = (-1, -1)
…		…
1379	# use -1 or undef as default coordinates, not 0, 0	1727	# use -1 or undef as default coordinates, not 0, 0
1380	($x, $y) = ($map->enter_x, $map->enter_y)	1728	($x, $y) = ($map->enter_x, $map->enter_y)
1381	if $x <=0 && $y <= 0;	1729	if $x <=0 && $y <= 0;
1382		1730
1383	$map->load;	1731	$map->load;
		1732	$map->load_diag;
1384		1733
		1734	return unless $self->contr->active;
1385	$self->activate_recursive;	1735	$self->activate_recursive;
1386	$self->enter_map ($map, $x, $y);	1736	$self->enter_map ($map, $x, $y);
1387	}	1737	}
1388		1738
		1739	cf::player->attach (
		1740	on_logout => sub {
		1741	my ($pl) = @_;
		1742
		1743	# abort map switching before logout
		1744	if ($pl->ob->{_link_pos}) {
		1745	cf::sync_job {
		1746	$pl->ob->leave_link
		1747	};
		1748	}
		1749	},
		1750	on_login => sub {
		1751	my ($pl) = @_;
		1752
		1753	# try to abort aborted map switching on player login :)
		1754	# should happen only on crashes
		1755	if ($pl->ob->{_link_pos}) {
		1756	$pl->ob->enter_link;
		1757	(async {
		1758	# we need this sleep as the login has a concurrent enter_exit running
		1759	# and this sleep increases chances of the player not ending up in scorn
		1760	$pl->ob->reply (undef,
		1761	"There was an internal problem at your last logout, "
		1762	. "the server will try to bring you to your intended destination in a second.",
		1763	cf::NDI_RED);
		1764	Coro::Timer::sleep 1;
		1765	$pl->ob->leave_link;
		1766	})->prio (2);
		1767	}
		1768	},
		1769	);
		1770
1389	=item $player_object->goto_map ($map, $x, $y)	1771	=item $player_object->goto ($path, $x, $y)
1390		1772
1391	=cut	1773	=cut
1392		1774
1393	sub cf::object::player::goto_map {	1775	sub cf::object::player::goto {
1394	my ($self, $path, $x, $y) = @_;	1776	my ($self, $path, $x, $y) = @_;
1395		1777
1396	$self->enter_link;	1778	$self->enter_link;
1397		1779
1398	(Coro::async {	1780	(async {
1399	$path = new cf::path $path;
1400
1401	my $map = cf::map::find_map $path->as_string;	1781	my $map = cf::map::find $path;
1402	$map = $map->customise_for ($self) if $map;	1782	$map = $map->customise_for ($self) if $map;
1403		1783
1404	warn "entering ", $map->path, " at ($x, $y)\n"	1784	# warn "entering ", $map->path, " at ($x, $y)\n"
1405	if $map;	1785	# if $map;
		1786
		1787	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1406		1788
1407	$self->leave_link ($map, $x, $y);	1789	$self->leave_link ($map, $x, $y);
1408	})->prio (1);	1790	})->prio (1);
1409	}	1791	}
1410		1792
…		…
1463		1845
1464	return unless $self->type == cf::PLAYER;	1846	return unless $self->type == cf::PLAYER;
1465		1847
1466	$self->enter_link;	1848	$self->enter_link;
1467		1849
1468	(Coro::async {	1850	(async {
		1851	$self->deactivate_recursive; # just to be sure
1469	unless (eval {	1852	unless (eval {
1470
1471	prepare_random_map $exit	1853	prepare_random_map $exit
1472	if $exit->slaying eq "/!";	1854	if $exit->slaying eq "/!";
1473		1855
1474	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;	1856	my $path = new_from_path cf::map $exit->slaying, $exit->map && $exit->map->path;
1475	$self->goto_map ($path, $exit->stats->hp, $exit->stats->sp);	1857	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1476		1858
1477	1;	1859	1;
1478	}) {	1860	}) {
1479	$self->message ("Something went wrong deep within the crossfire server. "	1861	$self->message ("Something went wrong deep within the crossfire server. "
1480	. "I'll try to bring you back to the map you were before. "	1862	. "I'll try to bring you back to the map you were before. "
1481	. "Please report this to the dungeon master",	1863	. "Please report this to the dungeon master!",
1482	cf::NDI_UNIQUE | cf::NDI_RED);	1864	cf::NDI_UNIQUE | cf::NDI_RED);
1483		1865
1484	warn "ERROR in enter_exit: $@";	1866	warn "ERROR in enter_exit: $@";
1485	$self->leave_link;	1867	$self->leave_link;
1486	}	1868	}
…		…
1537	on_reply => sub {	1919	on_reply => sub {
1538	my ($ns, $msg) = @_;	1920	my ($ns, $msg) = @_;
1539		1921
1540	# this weird shuffling is so that direct followup queries	1922	# this weird shuffling is so that direct followup queries
1541	# get handled first	1923	# get handled first
1542	my $queue = delete $ns->{query_queue};	1924	my $queue = delete $ns->{query_queue}
		1925	or return; # be conservative, not sure how that can happen, but we saw a crash here
1543		1926
1544	(shift @$queue)->[1]->($msg);	1927	(shift @$queue)->[1]->($msg);
1545		1928
1546	push @{ $ns->{query_queue} }, @$queue;	1929	push @{ $ns->{query_queue} }, @$queue;
1547		1930
…		…
1553	}	1936	}
1554	}	1937	}
1555	},	1938	},
1556	);	1939	);
1557		1940
1558	=item $client->coro (\&cb)	1941	=item $client->async (\&cb)
1559		1942
1560	Create a new coroutine, running the specified callback. The coroutine will	1943	Create a new coroutine, running the specified callback. The coroutine will
1561	be automatically cancelled when the client gets destroyed (e.g. on logout,	1944	be automatically cancelled when the client gets destroyed (e.g. on logout,
1562	or loss of connection).	1945	or loss of connection).
1563		1946
1564	=cut	1947	=cut
1565		1948
1566	sub cf::client::coro {	1949	sub cf::client::async {
1567	my ($self, $cb) = @_;	1950	my ($self, $cb) = @_;
1568		1951
1569	my $coro; $coro = async {	1952	my $coro = &Coro::async ($cb);
1570	eval {
1571	$cb->();
1572	};
1573	warn $@ if $@;
1574	};
1575		1953
1576	$coro->on_destroy (sub {	1954	$coro->on_destroy (sub {
1577	delete $self->{_coro}{$coro+0};	1955	delete $self->{_coro}{$coro+0};
1578	});	1956	});
1579		1957
…		…
1751		2129
1752	{	2130	{
1753	my $path = cf::localdir . "/database.pst";	2131	my $path = cf::localdir . "/database.pst";
1754		2132
1755	sub db_load() {	2133	sub db_load() {
1756	warn "loading database $path\n";#d# remove later
1757	$DB = stat $path ? Storable::retrieve $path : { };	2134	$DB = stat $path ? Storable::retrieve $path : { };
1758	}	2135	}
1759		2136
1760	my $pid;	2137	my $pid;
1761		2138
1762	sub db_save() {	2139	sub db_save() {
1763	warn "saving database $path\n";#d# remove later
1764	waitpid $pid, 0 if $pid;	2140	waitpid $pid, 0 if $pid;
1765	if (0 == ($pid = fork)) {	2141	if (0 == ($pid = fork)) {
1766	$DB->{_meta}{version} = 1;	2142	$DB->{_meta}{version} = 1;
1767	Storable::nstore $DB, "$path~";	2143	Storable::nstore $DB, "$path~";
1768	rename "$path~", $path;	2144	rename "$path~", $path;
…		…
1816	open my $fh, "<:utf8", cf::confdir . "/config"	2192	open my $fh, "<:utf8", cf::confdir . "/config"
1817	or return;	2193	or return;
1818		2194
1819	local $/;	2195	local $/;
1820	*CFG = YAML::Syck::Load <$fh>;	2196	*CFG = YAML::Syck::Load <$fh>;
		2197
		2198	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
		2199
		2200	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
		2201	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
		2202
		2203	if (exists $CFG{mlockall}) {
		2204	eval {
		2205	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
		2206	and die "WARNING: m(un)lockall failed: $!\n";
		2207	};
		2208	warn $@ if $@;
		2209	}
1821	}	2210	}
1822		2211
1823	sub main {	2212	sub main {
1824	# we must not ever block the main coroutine	2213	# we must not ever block the main coroutine
1825	local $Coro::idle = sub {	2214	local $Coro::idle = sub {
1826	Carp::cluck "FATAL: Coro::idle was called, major BUG\n";#d#	2215	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
1827	(Coro::unblock_sub {
1828	Event::one_event;	2216	async { Event::one_event };
1829	})->();
1830	};	2217	};
1831		2218
1832	cfg_load;	2219	cfg_load;
1833	db_load;	2220	db_load;
1834	load_extensions;	2221	load_extensions;
1835	Event::loop;	2222	Event::loop;
1836	}	2223	}
1837		2224
1838	#############################################################################	2225	#############################################################################
1839	# initialisation	2226	# initialisation and cleanup
		2227
		2228	# install some emergency cleanup handlers
		2229	BEGIN {
		2230	for my $signal (qw(INT HUP TERM)) {
		2231	Event->signal (
		2232	data => WF_AUTOCANCEL,
		2233	signal => $signal,
		2234	cb => sub {
		2235	cf::cleanup "SIG$signal";
		2236	},
		2237	);
		2238	}
		2239	}
		2240
		2241	sub emergency_save() {
		2242	my $freeze_guard = cf::freeze_mainloop;
		2243
		2244	warn "enter emergency perl save\n";
		2245
		2246	cf::sync_job {
		2247	# use a peculiar iteration method to avoid tripping on perl
		2248	# refcount bugs in for. also avoids problems with players
		2249	# and maps saved/destroyed asynchronously.
		2250	warn "begin emergency player save\n";
		2251	for my $login (keys %cf::PLAYER) {
		2252	my $pl = $cf::PLAYER{$login} or next;
		2253	$pl->valid or next;
		2254	$pl->save;
		2255	}
		2256	warn "end emergency player save\n";
		2257
		2258	warn "begin emergency map save\n";
		2259	for my $path (keys %cf::MAP) {
		2260	my $map = $cf::MAP{$path} or next;
		2261	$map->valid or next;
		2262	$map->save;
		2263	}
		2264	warn "end emergency map save\n";
		2265	};
		2266
		2267	warn "leave emergency perl save\n";
		2268	}
1840		2269
1841	sub reload() {	2270	sub reload() {
1842	# can/must only be called in main	2271	# can/must only be called in main
1843	if ($Coro::current != $Coro::main) {	2272	if ($Coro::current != $Coro::main) {
1844	warn "can only reload from main coroutine\n";	2273	warn "can only reload from main coroutine\n";
1845	return;	2274	return;
1846	}	2275	}
1847		2276
1848	warn "reloading...";	2277	warn "reloading...";
1849		2278
1850	local $FREEZE = 1;	2279	warn "freezing server";
		2280	my $guard = freeze_mainloop;
1851	cf::emergency_save;	2281	cf::emergency_save;
		2282
		2283	warn "sync database to disk";
		2284	cf::db_sync;
		2285	IO::AIO::flush;
1852		2286
1853	eval {	2287	eval {
1854	# if anything goes wrong in here, we should simply crash as we already saved	2288	# if anything goes wrong in here, we should simply crash as we already saved
1855		2289
1856	# cancel all watchers	2290	warn "cancel all watchers";
1857	for (Event::all_watchers) {	2291	for (Event::all_watchers) {
1858	$_->cancel if $_->data & WF_AUTOCANCEL;	2292	$_->cancel if $_->data & WF_AUTOCANCEL;
1859	}	2293	}
1860		2294
1861	# cancel all extension coros	2295	warn "cancel all extension coros";
1862	$_->cancel for values %EXT_CORO;	2296	$_->cancel for values %EXT_CORO;
1863	%EXT_CORO = ();	2297	%EXT_CORO = ();
1864		2298
		2299	warn "remove commands";
		2300	%COMMAND = ();
		2301
		2302	warn "remove ext commands";
		2303	%EXTCMD = ();
		2304
1865	# unload all extensions	2305	warn "unload/nuke all extensions";
1866	for (@exts) {	2306	for my $pkg (@EXTS) {
1867	warn "unloading <$_>";	2307	warn "... unloading $pkg";
1868	unload_extension $_;	2308
		2309	if (my $cb = $pkg->can ("unload")) {
		2310	eval {
		2311	$cb->($pkg);
		2312	1
		2313	} or warn "$pkg unloaded, but with errors: $@";
1869	}	2314	}
1870		2315
		2316	warn "... nuking $pkg";
		2317	Symbol::delete_package $pkg;
		2318	}
		2319
1871	# unload all modules loaded from $LIBDIR	2320	warn "unload all perl modules loaded from $LIBDIR";
1872	while (my ($k, $v) = each %INC) {	2321	while (my ($k, $v) = each %INC) {
1873	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2322	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
1874		2323
1875	warn "removing <$k>";	2324	warn "removing <$k>";
1876	delete $INC{$k};	2325	delete $INC{$k};
…		…
1883	}	2332	}
1884		2333
1885	Symbol::delete_package $k;	2334	Symbol::delete_package $k;
1886	}	2335	}
1887		2336
1888	# sync database to disk
1889	cf::db_sync;
1890	IO::AIO::flush;
1891
1892	# get rid of safe::, as good as possible	2337	warn "get rid of safe::, as good as possible";
1893	Symbol::delete_package "safe::$_"	2338	Symbol::delete_package "safe::$_"
1894	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2339	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
1895		2340
1896	# remove register_script_function callbacks
1897	# TODO
1898
1899	# unload cf.pm "a bit"	2341	warn "unload cf.pm \"a bit\"";
1900	delete $INC{"cf.pm"};	2342	delete $INC{"cf.pm"};
1901		2343
1902	# don't, removes xs symbols, too,	2344	# don't, removes xs symbols, too,
1903	# and global variables created in xs	2345	# and global variables created in xs
1904	#Symbol::delete_package __PACKAGE__;	2346	#Symbol::delete_package __PACKAGE__;
1905		2347
1906	# reload cf.pm
1907	warn "reloading cf.pm";	2348	warn "reloading cf.pm";
1908	require cf;	2349	require cf;
1909	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2350	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
1910		2351
1911	# load config and database again	2352	warn "load config and database again";
1912	cf::cfg_load;	2353	cf::cfg_load;
1913	cf::db_load;	2354	cf::db_load;
1914		2355
1915	# load extensions
1916	warn "load extensions";	2356	warn "load extensions";
1917	cf::load_extensions;	2357	cf::load_extensions;
1918		2358
1919	# reattach attachments to objects	2359	warn "reattach attachments to objects/players";
1920	warn "reattach";
1921	_global_reattach;	2360	_global_reattach;
		2361	warn "reattach attachments to maps";
		2362	reattach $_ for values %MAP;
1922	};	2363	};
1923		2364
1924	if ($@) {	2365	if ($@) {
1925	warn $@;	2366	warn $@;
1926	warn "error while reloading, exiting.";	2367	warn "error while reloading, exiting.";
1927	exit 1;	2368	exit 1;
1928	}	2369	}
1929		2370
1930	warn "reloaded successfully";	2371	warn "reloaded";
1931	};	2372	};
1932
1933	#############################################################################
1934
1935	unless ($LINK_MAP) {
1936	$LINK_MAP = cf::map::new;
1937
1938	$LINK_MAP->width (41);
1939	$LINK_MAP->height (41);
1940	$LINK_MAP->alloc;
1941	$LINK_MAP->path ("{link}");
1942	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
1943	$LINK_MAP->in_memory (MAP_IN_MEMORY);
1944
1945	# dirty hack because... archetypes are not yet loaded
1946	Event->timer (
1947	after => 2,
1948	cb => sub {
1949	$_[0]->w->cancel;
1950
1951	# provide some exits "home"
1952	my $exit = cf::object::new "exit";
1953
1954	$exit->slaying ($EMERGENCY_POSITION->[0]);
1955	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
1956	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
1957
1958	$LINK_MAP->insert ($exit->clone, 19, 19);
1959	$LINK_MAP->insert ($exit->clone, 19, 20);
1960	$LINK_MAP->insert ($exit->clone, 19, 21);
1961	$LINK_MAP->insert ($exit->clone, 20, 19);
1962	$LINK_MAP->insert ($exit->clone, 20, 21);
1963	$LINK_MAP->insert ($exit->clone, 21, 19);
1964	$LINK_MAP->insert ($exit->clone, 21, 20);
1965	$LINK_MAP->insert ($exit->clone, 21, 21);
1966
1967	$exit->destroy;
1968	});
1969
1970	$LINK_MAP->{deny_save} = 1;
1971	$LINK_MAP->{deny_reset} = 1;
1972
1973	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
1974	}
1975
1976	register "<global>", __PACKAGE__;
1977		2373
1978	register_command "reload" => sub {	2374	register_command "reload" => sub {
1979	my ($who, $arg) = @_;	2375	my ($who, $arg) = @_;
1980		2376
1981	if ($who->flag (FLAG_WIZ)) {	2377	if ($who->flag (FLAG_WIZ)) {
…		…
1991	reentrant => 0,	2387	reentrant => 0,
1992	prio => 0,	2388	prio => 0,
1993	at => $NEXT_TICK || $TICK,	2389	at => $NEXT_TICK || $TICK,
1994	data => WF_AUTOCANCEL,	2390	data => WF_AUTOCANCEL,
1995	cb => sub {	2391	cb => sub {
1996	unless ($FREEZE) {	2392	$NOW = Event::time;
		2393
1997	cf::server_tick; # one server iteration	2394	cf::server_tick; # one server iteration
1998	$RUNTIME += $TICK;	2395	$RUNTIME += $TICK;
1999	}
2000
2001	$NEXT_TICK += $TICK;	2396	$NEXT_TICK += $TICK;
		2397
		2398	$WAIT_FOR_TICK->broadcast;
		2399	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2002		2400
2003	# if we are delayed by four ticks or more, skip them all	2401	# if we are delayed by four ticks or more, skip them all
2004	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2402	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2005		2403
2006	$TICK_WATCHER->at ($NEXT_TICK);	2404	$TICK_WATCHER->at ($NEXT_TICK);
…		…
2008	},	2406	},
2009	);	2407	);
2010		2408
2011	IO::AIO::max_poll_time $TICK * 0.2;	2409	IO::AIO::max_poll_time $TICK * 0.2;
2012		2410
2013	Event->io (	2411	$AIO_POLL_WATCHER = Event->io (
2014	fd => IO::AIO::poll_fileno,	2412	fd => IO::AIO::poll_fileno,
2015	poll => 'r',	2413	poll => 'r',
2016	prio => 5,	2414	prio => 5,
2017	data => WF_AUTOCANCEL,	2415	data => WF_AUTOCANCEL,
2018	cb => \&IO::AIO::poll_cb,	2416	cb => \&IO::AIO::poll_cb,
2019	);	2417	);
2020		2418
2021	Event->timer (	2419	$WRITE_RUNTIME_WATCHER = Event->timer (
2022	data => WF_AUTOCANCEL,	2420	data => WF_AUTOCANCEL,
2023	after => 0,	2421	after => 0,
2024	interval => 10,	2422	interval => 10,
2025	cb => sub {	2423	cb => sub {
2026	(Coro::unblock_sub {	2424	(Coro::unblock_sub {
…		…
2028	or warn "ERROR: unable to write runtime file: $!";	2426	or warn "ERROR: unable to write runtime file: $!";
2029	})->();	2427	})->();
2030	},	2428	},
2031	);	2429	);
2032		2430
		2431	END { cf::emergency_save }
		2432
2033	1	2433	1
2034		2434

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines