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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.138 by root, Fri Jan 5 17:07:17 2007 UTC vs.
Revision 1.166 by root, Sat Jan 13 23:06:13 2007 UTC

…		…
15	use Coro::Timer;	15	use Coro::Timer;
16	use Coro::Signal;	16	use Coro::Signal;
17	use Coro::Semaphore;	17	use Coro::Semaphore;
18	use Coro::AIO;	18	use Coro::AIO;
19		19
		20	use Data::Dumper;
20	use Digest::MD5;	21	use Digest::MD5;
21	use Fcntl;	22	use Fcntl;
22	use IO::AIO 2.31 ();	23	use IO::AIO 2.32 ();
23	use YAML::Syck ();	24	use YAML::Syck ();
24	use Time::HiRes;	25	use Time::HiRes;
25		26
26	use Event; $Event::Eval = 1; # no idea why this is required, but it is	27	use Event; $Event::Eval = 1; # no idea why this is required, but it is
27		28
		29	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		30
28	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	31	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
29	$YAML::Syck::ImplicitUnicode = 1;	32	$YAML::Syck::ImplicitUnicode = 1;
30		33
31	$Coro::main->prio (2); # run main coroutine ("the server") with very high priority	34	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
32
33	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
34		35
35	our %COMMAND = ();	36	our %COMMAND = ();
36	our %COMMAND_TIME = ();	37	our %COMMAND_TIME = ();
		38
		39	our @EXTS = (); # list of extension package names
37	our %EXTCMD = ();	40	our %EXTCMD = ();
		41	our %EXT_CORO = (); # coroutines bound to extensions
		42	our %EXT_MAP = (); # pluggable maps
38		43
39	our @EVENT;	44	our @EVENT;
40	our $LIBDIR = datadir . "/ext";	45	our $LIBDIR = datadir . "/ext";
41		46
42	our $TICK = MAX_TIME * 1e-6;	47	our $TICK = MAX_TIME * 1e-6;
…		…
47	our %CFG;	52	our %CFG;
48		53
49	our $UPTIME; $UPTIME ||= time;	54	our $UPTIME; $UPTIME ||= time;
50	our $RUNTIME;	55	our $RUNTIME;
51		56
		57	our %PLAYER; # all users
52	our %MAP; # all maps	58	our %MAP; # all maps
53	our $LINK_MAP; # the special {link} map	59	our $LINK_MAP; # the special {link} map, which is always available
54	our $RANDOM_MAPS = cf::localdir . "/random";	60	our $RANDOM_MAPS = cf::localdir . "/random";
55	our %EXT_CORO;	61
		62	our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal;
		63	our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal;
		64
		65	# used to convert map paths into valid unix filenames by replacing / by ∕
		66	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
56		67
57	binmode STDOUT;	68	binmode STDOUT;
58	binmode STDERR;	69	binmode STDERR;
59		70
60	# read virtual server time, if available	71	# read virtual server time, if available
…		…
68	mkdir cf::localdir . "/" . cf::playerdir;	79	mkdir cf::localdir . "/" . cf::playerdir;
69	mkdir cf::localdir . "/" . cf::tmpdir;	80	mkdir cf::localdir . "/" . cf::tmpdir;
70	mkdir cf::localdir . "/" . cf::uniquedir;	81	mkdir cf::localdir . "/" . cf::uniquedir;
71	mkdir $RANDOM_MAPS;	82	mkdir $RANDOM_MAPS;
72		83
73	# a special map that is always available
74	our $LINK_MAP;
75	our $EMERGENCY_POSITION;	84	our $EMERGENCY_POSITION;
76		85
77	#############################################################################	86	#############################################################################
78		87
79	=head2 GLOBAL VARIABLES	88	=head2 GLOBAL VARIABLES
…		…
104		113
105	=item %cf::CFG	114	=item %cf::CFG
106		115
107	Configuration for the server, loaded from C</etc/crossfire/config>, or	116	Configuration for the server, loaded from C</etc/crossfire/config>, or
108	from wherever your confdir points to.	117	from wherever your confdir points to.
		118
		119	=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE
		120
		121	These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK)
		122	or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick
		123	processing has been done. Call C<< ->wait >> on them to maximise the
		124	window of cpu time available, or simply to synchronise to the server tick.
109		125
110	=back	126	=back
111		127
112	=cut	128	=cut
113		129
…		…
117	utf8::encode $msg;	133	utf8::encode $msg;
118		134
119	$msg .= "\n"	135	$msg .= "\n"
120	unless $msg =~ /\n$/;	136	unless $msg =~ /\n$/;
121		137
122	LOG llevError, "cfperl: $msg";	138	LOG llevError, $msg;
123	};	139	};
124	}	140	}
125		141
126	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	142	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
127	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	143	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
…		…
145		161
146	$Event::DIED = sub {	162	$Event::DIED = sub {
147	warn "error in event callback: @_";	163	warn "error in event callback: @_";
148	};	164	};
149		165
150	my %ext_pkg;
151	my @exts;
152	my @hook;
153
154	=head2 UTILITY FUNCTIONS	166	=head2 UTILITY FUNCTIONS
155		167
156	=over 4	168	=over 4
157		169
		170	=item dumpval $ref
		171
158	=cut	172	=cut
		173
		174	sub dumpval {
		175	eval {
		176	local $SIG{__DIE__};
		177	my $d;
		178	if (1) {
		179	$d = new Data::Dumper([$_[0]], ["*var"]);
		180	$d->Terse(1);
		181	$d->Indent(2);
		182	$d->Quotekeys(0);
		183	$d->Useqq(1);
		184	#$d->Bless(...);
		185	$d->Seen($_[1]) if @_ > 1;
		186	$d = $d->Dump();
		187	}
		188	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
		189	$d
		190	} || "[unable to dump $_[0]: '$@']";
		191	}
159		192
160	use JSON::Syck (); # TODO# replace by JSON::PC once working	193	use JSON::Syck (); # TODO# replace by JSON::PC once working
161		194
162	=item $ref = cf::from_json $json	195	=item $ref = cf::from_json $json
163		196
…		…
228		261
229	my $guard = Coro::guard { $TICK_WATCHER->start };	262	my $guard = Coro::guard { $TICK_WATCHER->start };
230	$TICK_WATCHER->stop;	263	$TICK_WATCHER->stop;
231	$guard	264	$guard
232	}	265	}
		266
		267	=item cf::async { BLOCK }
		268
		269	Currently the same as Coro::async_pool, meaning you cannot use
		270	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
		271	thing you are allowed to do is call C<prio> on it.
		272
		273	=cut
		274
		275	BEGIN { *async = \&Coro::async_pool }
233		276
234	=item cf::sync_job { BLOCK }	277	=item cf::sync_job { BLOCK }
235		278
236	The design of crossfire+ requires that the main coro ($Coro::main) is	279	The design of crossfire+ requires that the main coro ($Coro::main) is
237	always able to handle events or runnable, as crossfire+ is only partly	280	always able to handle events or runnable, as crossfire+ is only partly
…		…
256	my $freeze_guard = freeze_mainloop;	299	my $freeze_guard = freeze_mainloop;
257		300
258	my $busy = 1;	301	my $busy = 1;
259	my @res;	302	my @res;
260		303
261	(Coro::async_pool {	304	(async {
262	@res = eval { $job->() };	305	@res = eval { $job->() };
263	warn $@ if $@;	306	warn $@ if $@;
264	undef $busy;	307	undef $busy;
265	})->prio (Coro::PRIO_MAX);	308	})->prio (Coro::PRIO_MAX);
266		309
267	while ($busy) {	310	while ($busy) {
268	Coro::cede_notself;	311	Coro::cede or Event::one_event;
269	Event::one_event unless Coro::nready;
270	}	312	}
271		313
272	wantarray ? @res : $res[0]	314	wantarray ? @res : $res[0]
273	} else {	315	} else {
274	# we are in another coroutine, how wonderful, everything just works	316	# we are in another coroutine, how wonderful, everything just works
275		317
276	$job->()	318	$job->()
277	}	319	}
278	}	320	}
279		321
280	=item $coro = cf::coro { BLOCK }	322	=item $coro = cf::async_ext { BLOCK }
281		323
282	Creates (and readies) and returns a new coro. This coro is automcatially	324	Like async, but this coro is automatically being canceled when the
283	being canceled when the extension calling this is being unloaded.	325	extension calling this is being unloaded.
284		326
285	=cut	327	=cut
286		328
287	sub coro(&) {	329	sub async_ext(&) {
288	my $cb = shift;	330	my $cb = shift;
289		331
290	my $coro = &Coro::async_pool ($cb);	332	my $coro = &Coro::async ($cb);
291		333
292	$coro->on_destroy (sub {	334	$coro->on_destroy (sub {
293	delete $EXT_CORO{$coro+0};	335	delete $EXT_CORO{$coro+0};
294	});	336	});
295	$EXT_CORO{$coro+0} = $coro;	337	$EXT_CORO{$coro+0} = $coro;
296		338
297	$coro	339	$coro
298	}	340	}
299		341
300	sub write_runtime {	342	sub write_runtime {
		343	return unless $TICK_WATCHER->is_active;
		344
301	my $runtime = cf::localdir . "/runtime";	345	my $runtime = cf::localdir . "/runtime";
302		346
303	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	347	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
304	or return;	348	or return;
305		349
…		…
320	}	364	}
321		365
322	=back	366	=back
323		367
324	=cut	368	=cut
325
326	#############################################################################
327
328	package cf::path;
329
330	sub new {
331	my ($class, $path, $base) = @_;
332
333	$path = $path->as_string if ref $path;
334
335	my $self = bless { }, $class;
336
337	# {... are special paths that are not touched
338	# ?xxx/... are special absolute paths
339	# ?random/... random maps
340	# /! non-realised random map exit
341	# /... normal maps
342	# ~/... per-player maps without a specific player (DO NOT USE)
343	# ~user/... per-player map of a specific user
344
345	if ($path =~ /^{/) {
346	# fine as it is
347	} elsif ($path =~ s{^\?random/}{}) {
348	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
349	$self->{random} = cf::from_json $data;
350	} else {
351	if ($path =~ s{^~([^/]+)?}{}) {
352	$self->{user_rel} = 1;
353
354	if (defined $1) {
355	$self->{user} = $1;
356	} elsif ($base =~ m{^~([^/]+)/}) {
357	$self->{user} = $1;
358	} else {
359	warn "cannot resolve user-relative path without user <$path,$base>\n";
360	}
361	} elsif ($path =~ /^\//) {
362	# already absolute
363	} else {
364	$base =~ s{[^/]+/?$}{};
365	return $class->new ("$base/$path");
366	}
367
368	for ($path) {
369	redo if s{/\.?/}{/};
370	redo if s{/[^/]+/\.\./}{/};
371	}
372	}
373
374	$self->{path} = $path;
375
376	$self
377	}
378
379	# the name / primary key / in-game path
380	sub as_string {
381	my ($self) = @_;
382
383	$self->{user_rel} ? "~$self->{user}$self->{path}"
384	: $self->{random} ? "?random/$self->{path}"
385	: $self->{path}
386	}
387
388	# the displayed name, this is a one way mapping
389	sub visible_name {
390	my ($self) = @_;
391
392	# if (my $rmp = $self->{random}) {
393	# # todo: be more intelligent about this
394	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
395	# } else {
396	$self->as_string
397	# }
398	}
399
400	# escape the /'s in the path
401	sub _escaped_path {
402	# ∕ is U+2215
403	(my $path = $_[0]{path}) =~ s/\//∕/g;
404	$path
405	}
406
407	# the original (read-only) location
408	sub load_path {
409	my ($self) = @_;
410
411	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
412	}
413
414	# the temporary/swap location
415	sub save_path {
416	my ($self) = @_;
417
418	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
419	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
420	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
421	}
422
423	# the unique path, might be eq to save_path
424	sub uniq_path {
425	my ($self) = @_;
426
427	$self->{user_rel} || $self->{random}
428	? undef
429	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
430	}
431
432	# return random map parameters, or undef
433	sub random_map_params {
434	my ($self) = @_;
435
436	$self->{random}
437	}
438
439	# this is somewhat ugly, but style maps do need special treatment
440	sub is_style_map {
441	$_[0]{path} =~ m{^/styles/}
442	}
443
444	package cf;
445		369
446	#############################################################################	370	#############################################################################
447		371
448	=head2 ATTACHABLE OBJECTS	372	=head2 ATTACHABLE OBJECTS
449		373
…		…
896	=cut	820	=cut
897		821
898	sub register_extcmd {	822	sub register_extcmd {
899	my ($name, $cb) = @_;	823	my ($name, $cb) = @_;
900		824
901	my $caller = caller;
902	#warn "registering extcmd '$name' to '$caller'";
903
904	$EXTCMD{$name} = [$cb, $caller];	825	$EXTCMD{$name} = $cb;
905	}	826	}
906		827
907	cf::player->attach (	828	cf::player->attach (
908	on_command => sub {	829	on_command => sub {
909	my ($pl, $name, $params) = @_;	830	my ($pl, $name, $params) = @_;
…		…
922		843
923	my $msg = eval { from_json $buf };	844	my $msg = eval { from_json $buf };
924		845
925	if (ref $msg) {	846	if (ref $msg) {
926	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	847	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
927	if (my %reply = $cb->[0]->($pl, $msg)) {	848	if (my %reply = $cb->($pl, $msg)) {
928	$pl->ext_reply ($msg->{msgid}, %reply);	849	$pl->ext_reply ($msg->{msgid}, %reply);
929	}	850	}
930	}	851	}
931	} else {	852	} else {
932	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	853	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
934		855
935	cf::override;	856	cf::override;
936	},	857	},
937	);	858	);
938		859
939	sub register {
940	my ($base, $pkg) = @_;
941
942	#TODO
943	}
944
945	sub load_extension {	860	sub load_extension {
946	my ($path) = @_;	861	my ($path) = @_;
947		862
948	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	863	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
949	my $base = $1;	864	my $base = $1;
950	my $pkg = $1;	865	my $pkg = $1;
951	$pkg =~ s/[^[:word:]]/_/g;	866	$pkg =~ s/[^[:word:]]/_/g;
952	$pkg = "ext::$pkg";	867	$pkg = "ext::$pkg";
953		868
954	warn "loading '$path' into '$pkg'\n";	869	warn "... loading '$path' into '$pkg'\n";
955		870
956	open my $fh, "<:utf8", $path	871	open my $fh, "<:utf8", $path
957	or die "$path: $!";	872	or die "$path: $!";
958		873
959	my $source =	874	my $source =
960	"package $pkg; use strict; use utf8;\n"	875	"package $pkg; use strict; use utf8;\n"
961	. "#line 1 \"$path\"\n{\n"	876	. "#line 1 \"$path\"\n{\n"
962	. (do { local $/; <$fh> })	877	. (do { local $/; <$fh> })
963	. "\n};\n1";	878	. "\n};\n1";
964		879
965	eval $source	880	unless (eval $source) {
966	or die $@ ? "$path: $@\n"	881	my $msg = $@ ? "$path: $@\n"
967	: "extension disabled.\n";	882	: "extension disabled.\n";
968		883	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
969	push @exts, $pkg;	884	warn $@;
970	$ext_pkg{$base} = $pkg;	885	warn "mandatory extension failed to load, exiting.\n";
971		886	exit 1;
972	# no strict 'refs';	887	}
973	# @{"$pkg\::ISA"} = ext::;	888	die $@;
974
975	register $base, $pkg;
976	}
977
978	sub unload_extension {
979	my ($pkg) = @_;
980
981	warn "removing extension $pkg\n";
982
983	# remove hooks
984	#TODO
985	# for my $idx (0 .. $#PLUGIN_EVENT) {
986	# delete $hook[$idx]{$pkg};
987	# }	889	}
988		890
989	# remove commands	891	push @EXTS, $pkg;
990	for my $name (keys %COMMAND) {
991	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
992
993	if (@cb) {
994	$COMMAND{$name} = \@cb;
995	} else {
996	delete $COMMAND{$name};
997	}
998	}
999
1000	# remove extcmds
1001	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1002	delete $EXTCMD{$name};
1003	}
1004
1005	if (my $cb = $pkg->can ("unload")) {
1006	eval {
1007	$cb->($pkg);
1008	1
1009	} or warn "$pkg unloaded, but with errors: $@";
1010	}
1011
1012	Symbol::delete_package $pkg;
1013	}	892	}
1014		893
1015	sub load_extensions {	894	sub load_extensions {
1016	for my $ext (<$LIBDIR/*.ext>) {	895	for my $ext (<$LIBDIR/*.ext>) {
1017	next unless -r $ext;	896	next unless -r $ext;
…		…
1035	};	914	};
1036		915
1037	cf::map->attach (prio => -10000, package => cf::mapsupport::);	916	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1038		917
1039	#############################################################################	918	#############################################################################
1040	# load/save perl data associated with player->ob objects
1041
1042	sub all_objects(@) {
1043	@_, map all_objects ($_->inv), @_
1044	}
1045
1046	# TODO: compatibility cruft, remove when no longer needed
1047	cf::player->attach (
1048	on_load => sub {
1049	my ($pl, $path) = @_;
1050
1051	for my $o (all_objects $pl->ob) {
1052	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1053	$o->set_ob_key_value ("_perl_data");
1054
1055	%$o = %{ Storable::thaw pack "H*", $value };
1056	}
1057	}
1058	},
1059	);
1060
1061	#############################################################################
1062		919
1063	=head2 CORE EXTENSIONS	920	=head2 CORE EXTENSIONS
1064		921
1065	Functions and methods that extend core crossfire objects.	922	Functions and methods that extend core crossfire objects.
1066		923
		924	=cut
		925
		926	package cf::player;
		927
		928	use Coro::AIO;
		929
1067	=head3 cf::player	930	=head3 cf::player
1068		931
1069	=over 4	932	=over 4
1070		933
1071	=item cf::player::exists $login	934	=item cf::player::find $login
1072		935
1073	Returns true when the given account exists.	936	Returns the given player object, loading it if necessary (might block).
1074		937
1075	=cut	938	=cut
1076		939
1077	sub cf::player::exists($) {	940	sub playerdir($) {
1078	cf::player::find $_[0]	941	cf::localdir
1079	or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[0]) x 2;	942	. "/"
		943	. cf::playerdir
		944	. "/"
		945	. (ref $_[0] ? $_[0]->ob->name : $_[0])
		946	}
		947
		948	sub path($) {
		949	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
		950
		951	(playerdir $login) . "/$login.pl"
		952	}
		953
		954	sub find_active($) {
		955	$cf::PLAYER{$_[0]}
		956	and $cf::PLAYER{$_[0]}->active
		957	and $cf::PLAYER{$_[0]}
		958	}
		959
		960	sub exists($) {
		961	my ($login) = @_;
		962
		963	$cf::PLAYER{$login}
		964	or cf::sync_job { !aio_stat $login }
		965	}
		966
		967	sub find($) {
		968	return $cf::PLAYER{$_[0]} || do {
		969	my $login = $_[0];
		970
		971	my $guard = cf::lock_acquire "user_find:$login";
		972
		973	$cf::PLAYER{$_[0]} || do {
		974	my $pl = load_pl path $login
		975	or return;
		976	$cf::PLAYER{$login} = $pl
		977	}
		978	}
		979	}
		980
		981	sub save($) {
		982	my ($pl) = @_;
		983
		984	return if $pl->{deny_save};
		985
		986	my $path = path $pl;
		987	my $guard = cf::lock_acquire "user_save:$path";
		988
		989	return if $pl->{deny_save};
		990
		991	aio_mkdir playerdir $pl, 0770;
		992	$pl->{last_save} = $cf::RUNTIME;
		993
		994	$pl->save_pl ($path);
		995	Coro::cede;
		996	}
		997
		998	sub new($) {
		999	my ($login) = @_;
		1000
		1001	my $self = create;
		1002
		1003	$self->ob->name ($login);
		1004	$self->{deny_save} = 1;
		1005
		1006	$cf::PLAYER{$login} = $self;
		1007
		1008	$self
		1009	}
		1010
		1011	=item $pl->quit_character
		1012
		1013	Nukes the player without looking back. If logged in, the connection will
		1014	be destroyed. May block for a long time.
		1015
		1016	=cut
		1017
		1018	sub quit_character {
		1019	my ($pl) = @_;
		1020
		1021	$pl->{deny_save} = 1;
		1022	$pl->password ("*"); # this should lock out the player until we nuked the dir
		1023
		1024	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
		1025	$pl->deactivate;
		1026	$pl->invoke (cf::EVENT_PLAYER_QUIT);
		1027	$pl->ns->destroy if $pl->ns;
		1028
		1029	my $path = playerdir $pl;
		1030	my $temp = "$path~$cf::RUNTIME~deleting~";
		1031	aio_rename $path, $temp;
		1032	delete $cf::PLAYER{$pl->ob->name};
		1033	$pl->destroy;
		1034	IO::AIO::aio_rmtree $temp;
		1035	}
		1036
		1037	=item cf::player::list_logins
		1038
		1039	Returns am arrayref of all valid playernames in the system, can take a
		1040	while and may block, so not sync_job-capable, ever.
		1041
		1042	=cut
		1043
		1044	sub list_logins {
		1045	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
		1046	or return [];
		1047
		1048	my @logins;
		1049
		1050	for my $login (@$dirs) {
		1051	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
		1052	aio_read $fh, 0, 512, my $buf, 0 or next;
		1053	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1054
		1055	utf8::decode $login;
		1056	push @logins, $login;
		1057	}
		1058
		1059	\@logins
		1060	}
		1061
		1062	=item $player->maps
		1063
		1064	Returns an arrayref of map paths that are private for this
		1065	player. May block.
		1066
		1067	=cut
		1068
		1069	sub maps($) {
		1070	my ($pl) = @_;
		1071
		1072	my $files = aio_readdir playerdir $pl
		1073	or return;
		1074
		1075	my @paths;
		1076
		1077	for (@$files) {
		1078	utf8::decode $_;
		1079	next if /\.(?:pl|pst)$/;
		1080	next unless /^$PATH_SEP/o;
		1081
		1082	push @paths, "~" . $pl->ob->name . "/" . $_;
		1083	}
		1084
		1085	\@paths
1080	}	1086	}
1081		1087
1082	=item $player->ext_reply ($msgid, $msgtype, %msg)	1088	=item $player->ext_reply ($msgid, $msgtype, %msg)
1083		1089
1084	Sends an ext reply to the player.	1090	Sends an ext reply to the player.
1085		1091
1086	=cut	1092	=cut
1087		1093
1088	sub cf::player::ext_reply($$$%) {	1094	sub ext_reply($$$%) {
1089	my ($self, $id, %msg) = @_;	1095	my ($self, $id, %msg) = @_;
1090		1096
1091	$msg{msgid} = $id;	1097	$msg{msgid} = $id;
1092		1098
1093	$self->send ("ext " . to_json \%msg);	1099	$self->send ("ext " . cf::to_json \%msg);
1094	}	1100	}
		1101
		1102	package cf;
1095		1103
1096	=back	1104	=back
1097		1105
1098		1106
1099	=head3 cf::map	1107	=head3 cf::map
…		…
1105	package cf::map;	1113	package cf::map;
1106		1114
1107	use Fcntl;	1115	use Fcntl;
1108	use Coro::AIO;	1116	use Coro::AIO;
1109		1117
		1118	use overload
		1119	'""' => \&as_string;
		1120
1110	our $MAX_RESET = 3600;	1121	our $MAX_RESET = 3600;
1111	our $DEFAULT_RESET = 3000;	1122	our $DEFAULT_RESET = 3000;
1112		1123
1113	sub generate_random_map {	1124	sub generate_random_map {
1114	my ($path, $rmp) = @_;	1125	my ($self, $rmp) = @_;
1115		1126
1116	# mit "rum" bekleckern, nicht	1127	# mit "rum" bekleckern, nicht
1117	cf::map::_create_random_map	1128	$self->_create_random_map (
1118	$path,
1119	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1129	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1120	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1130	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1121	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1131	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1122	$rmp->{exit_on_final_map},	1132	$rmp->{exit_on_final_map},
1123	$rmp->{xsize}, $rmp->{ysize},	1133	$rmp->{xsize}, $rmp->{ysize},
1124	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1134	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1125	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1135	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1126	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1136	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1127	$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},
1128	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1138	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1129	(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	$EXT_MAP{"cf::map"} = qr{^(?=/)};
		1155
		1156	sub normalise {
		1157	my ($path, $base) = @_;
		1158
		1159	# map plan:
		1160	#
		1161	# /! non-realised random map exit (special hack!)
		1162	# {... are special paths that are not being touched
		1163	# ?xxx/... are special absolute paths
		1164	# ?random/... random maps
		1165	# /... normal maps
		1166	# ~user/... per-player map of a specific user
		1167
		1168	$path =~ s/$PATH_SEP/\//go;
		1169
		1170	# treat it as relative path if it starts with
		1171	# something that looks reasonable
		1172	if ($path =~ m{^(?:\./|\.\./|\w)}) {
		1173	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1174
		1175	$base =~ s{[^/]+/?$}{};
		1176	$path = "$base/$path";
		1177	}
		1178
		1179	for ($path) {
		1180	redo if s{//}{/};
		1181	redo if s{/\.?/}{/};
		1182	redo if s{/[^/]+/\.\./}{/};
		1183	}
		1184
		1185	$path
		1186	}
		1187
		1188	sub new_from_path {
		1189	my (undef, $path, $base) = @_;
		1190
		1191	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1192
		1193	$path = normalise $path, $base;
		1194
		1195	for my $pkg (keys %EXT_MAP) {
		1196	if ($path =~ $EXT_MAP{$pkg}) {
		1197	my $self = bless cf::map::new, $pkg;
		1198	$self->{path} = $path; $self->path ($path);
		1199	$self->init; # pass $1 etc.
		1200	return $self;
		1201	}
		1202	}
		1203
		1204	Carp::carp "unable to resolve path '$path'.";
		1205	()
		1206	}
		1207
		1208	sub init {
		1209	my ($self) = @_;
		1210
		1211	$self
		1212	}
		1213
		1214	sub as_string {
		1215	my ($self) = @_;
		1216
		1217	"$self->{path}"
		1218	}
		1219
		1220	# the displayed name, this is a one way mapping
		1221	sub visible_name {
		1222	&as_string
		1223	}
		1224
		1225	# escape the /'s in the path
		1226	sub _escaped_path {
		1227	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1228
		1229	$path
		1230	}
		1231
		1232	# the original (read-only) location
		1233	sub load_path {
		1234	my ($self) = @_;
		1235
		1236	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
		1237	}
		1238
		1239	# the temporary/swap location
		1240	sub save_path {
		1241	my ($self) = @_;
		1242
		1243	sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $self->_escaped_path
		1244	}
		1245
		1246	# the unique path, undef == no special unique path
		1247	sub uniq_path {
		1248	my ($self) = @_;
		1249
		1250	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
1130	}	1251	}
1131		1252
1132	# and all this just because we cannot iterate over	1253	# and all this just because we cannot iterate over
1133	# all maps in C++...	1254	# all maps in C++...
1134	sub change_all_map_light {	1255	sub change_all_map_light {
…		…
1136		1257
1137	$_->change_map_light ($change)	1258	$_->change_map_light ($change)
1138	for grep $_->outdoor, values %cf::MAP;	1259	for grep $_->outdoor, values %cf::MAP;
1139	}	1260	}
1140		1261
		1262	sub unlink_save {
		1263	my ($self) = @_;
		1264
		1265	utf8::encode (my $save = $self->save_path);
		1266	IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink $save;
		1267	IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink "$save.pst";
		1268	}
		1269
1141	sub try_load_header($) {	1270	sub load_header_from($) {
1142	my ($path) = @_;	1271	my ($self, $path) = @_;
1143		1272
1144	utf8::encode $path;	1273	utf8::encode $path;
1145	aio_open $path, O_RDONLY, 0	1274	aio_open $path, O_RDONLY, 0
1146	or return;	1275	or return;
1147		1276
1148	my $map = cf::map::new	1277	$self->_load_header ($path)
1149	or return;	1278	or return;
1150		1279
1151	# for better error messages only, will be overwritten	1280	$self->{load_path} = $path;
1152	$map->path ($path);
1153		1281
1154	$map->load_header ($path)	1282	1
		1283	}
		1284
		1285	sub load_orig {
		1286	my ($self) = @_;
		1287
		1288	$self->load_header_from ($self->load_path)
		1289	}
		1290
		1291	sub load_temp {
		1292	my ($self) = @_;
		1293
		1294	$self->load_header_from ($self->save_path)
		1295	}
		1296
		1297	sub load_header {
		1298	my ($self) = @_;
		1299
		1300	if ($self->load_temp) {
		1301	$self->last_access ((delete $self->{last_access})
		1302	|| $cf::RUNTIME); #d#
		1303	# safety
		1304	$self->{instantiate_time} = $cf::RUNTIME
		1305	if $self->{instantiate_time} > $cf::RUNTIME;
		1306	} else {
		1307	$self->load_orig
1155	or return;	1308	or return;
1156		1309
1157	$map->{load_path} = $path;	1310	$self->{load_original} = 1;
		1311	$self->{instantiate_time} = $cf::RUNTIME;
		1312	$self->last_access ($cf::RUNTIME);
		1313	$self->instantiate;
		1314	}
1158		1315
1159	$map	1316	1
1160	}	1317	}
1161		1318
1162	sub find;	1319	sub find;
1163	sub find {	1320	sub find {
1164	my ($path, $origin) = @_;	1321	my ($path, $origin) = @_;
1165		1322
1166	#warn "find<$path,$origin>\n";#d#
1167
1168	$path = new cf::path $path, $origin && $origin->path;	1323	$path = normalise $path, $origin && $origin->path;
1169	my $key = $path->as_string;
1170		1324
1171	cf::lock_wait "map_find:$key";	1325	cf::lock_wait "map_find:$path";
1172		1326
1173	$cf::MAP{$key} || do {	1327	$cf::MAP{$path} || do {
1174	my $guard = cf::lock_acquire "map_find:$key";	1328	my $guard = cf::lock_acquire "map_find:$path";
1175		1329	my $map = new_from_path cf::map $path
1176	# do it the slow way
1177	my $map = try_load_header $path->save_path;
1178
1179	Coro::cede;
1180
1181	if ($map) {
1182	$map->last_access ((delete $map->{last_access})
1183	|| $cf::RUNTIME); #d#
1184	# safety
1185	$map->{instantiate_time} = $cf::RUNTIME
1186	if $map->{instantiate_time} > $cf::RUNTIME;
1187	} else {
1188	if (my $rmp = $path->random_map_params) {
1189	$map = generate_random_map $key, $rmp;
1190	} else {
1191	$map = try_load_header $path->load_path;
1192	}
1193
1194	$map or return;	1330	or return;
1195		1331
1196	$map->{load_original} = 1;
1197	$map->{instantiate_time} = $cf::RUNTIME;
1198	$map->last_access ($cf::RUNTIME);
1199	$map->instantiate;
1200
1201	# per-player maps become, after loading, normal maps
1202	$map->per_player (0) if $path->{user_rel};
1203	}
1204
1205	$map->path ($key);
1206	$map->{path} = $path;
1207	$map->{last_save} = $cf::RUNTIME;	1332	$map->{last_save} = $cf::RUNTIME;
1208		1333
1209	Coro::cede;	1334	$map->load_header
		1335	or return;
1210		1336
1211	if ($map->should_reset) {	1337	if ($map->should_reset) {
1212	$map->reset;	1338	$map->reset;
1213	undef $guard;	1339	undef $guard;
1214	$map = find $path	1340	$map = find $path
1215	or return;	1341	or return;
1216	}	1342	}
1217		1343
1218	$cf::MAP{$key} = $map	1344	$cf::MAP{$path} = $map
1219	}	1345	}
1220	}	1346	}
1221		1347
1222	sub load {	1348	sub load {
1223	my ($self) = @_;	1349	my ($self) = @_;
1224		1350
1225	my $path = $self->{path};	1351	my $path = $self->{path};
1226	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1352	my $guard = cf::lock_acquire "map_load:$path";
1227		1353
1228	return if $self->in_memory != cf::MAP_SWAPPED;	1354	return if $self->in_memory != cf::MAP_SWAPPED;
1229		1355
1230	$self->in_memory (cf::MAP_LOADING);	1356	$self->in_memory (cf::MAP_LOADING);
1231		1357
1232	$self->alloc;	1358	$self->alloc;
1233	$self->load_objects ($self->{load_path}, 1)	1359	$self->_load_objects ($self->{load_path}, 1)
1234	or return;	1360	or return;
1235		1361
1236	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1362	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1237	if delete $self->{load_original};	1363	if delete $self->{load_original};
1238		1364
1239	if (my $uniq = $path->uniq_path) {	1365	if (my $uniq = $self->uniq_path) {
1240	utf8::encode $uniq;	1366	utf8::encode $uniq;
1241	if (aio_open $uniq, O_RDONLY, 0) {	1367	if (aio_open $uniq, O_RDONLY, 0) {
1242	$self->clear_unique_items;	1368	$self->clear_unique_items;
1243	$self->load_objects ($uniq, 0);	1369	$self->_load_objects ($uniq, 0);
1244	}	1370	}
1245	}	1371	}
1246		1372
1247	Coro::cede;	1373	Coro::cede;
1248		1374
1249	# now do the right thing for maps	1375	# now do the right thing for maps
1250	$self->link_multipart_objects;	1376	$self->link_multipart_objects;
1251		1377
1252	if ($self->{path}->is_style_map) {	1378	unless ($self->{deny_activate}) {
1253	$self->{deny_save} = 1;	1379	$self->decay_objects;
1254	$self->{deny_reset} = 1;
1255	} else {
1256	$self->fix_auto_apply;	1380	$self->fix_auto_apply;
1257	$self->decay_objects;
1258	$self->update_buttons;	1381	$self->update_buttons;
		1382	Coro::cede;
1259	$self->set_darkness_map;	1383	$self->set_darkness_map;
1260	$self->difficulty ($self->estimate_difficulty)	1384	$self->difficulty ($self->estimate_difficulty)
1261	unless $self->difficulty;	1385	unless $self->difficulty;
		1386	Coro::cede;
1262	$self->activate;	1387	$self->activate;
1263	}	1388	}
1264		1389
1265	Coro::cede;
1266
1267	$self->in_memory (cf::MAP_IN_MEMORY);	1390	$self->in_memory (cf::MAP_IN_MEMORY);
		1391	}
		1392
		1393	sub customise_for {
		1394	my ($self, $ob) = @_;
		1395
		1396	return find "~" . $ob->name . "/" . $self->{path}
		1397	if $self->per_player;
		1398
		1399	$self
		1400	}
		1401
		1402	# find and load all maps in the 3x3 area around a map
		1403	sub load_diag {
		1404	my ($map) = @_;
		1405
		1406	my @diag; # diagonal neighbours
		1407
		1408	for (0 .. 3) {
		1409	my $neigh = $map->tile_path ($_)
		1410	or next;
		1411	$neigh = find $neigh, $map
		1412	or next;
		1413	$neigh->load;
		1414
		1415	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1416	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1417	}
		1418
		1419	for (@diag) {
		1420	my $neigh = find @$_
		1421	or next;
		1422	$neigh->load;
		1423	}
1268	}	1424	}
1269		1425
1270	sub find_sync {	1426	sub find_sync {
1271	my ($path, $origin) = @_;	1427	my ($path, $origin) = @_;
1272		1428
1273	cf::sync_job { cf::map::find $path, $origin }	1429	cf::sync_job { find $path, $origin }
1274	}	1430	}
1275		1431
1276	sub do_load_sync {	1432	sub do_load_sync {
1277	my ($map) = @_;	1433	my ($map) = @_;
1278		1434
1279	cf::sync_job { $map->load };	1435	cf::sync_job { $map->load };
1280	}	1436	}
1281		1437
		1438	our %MAP_PREFETCH;
		1439	our $MAP_PREFETCHER = Coro::async {
		1440	while () {
		1441	for my $path (keys %MAP_PREFETCH) {
		1442	my $map = find $path
		1443	or next;
		1444	$map->load;
		1445
		1446	delete $MAP_PREFETCH{$path};
		1447	}
		1448	Coro::schedule;
		1449	}
		1450	};
		1451
		1452	sub find_async {
		1453	my ($path, $origin) = @_;
		1454
		1455	$path = normalise $path, $origin && $origin->{path};
		1456
		1457	if (my $map = $cf::MAP{$path}) {
		1458	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1459	}
		1460
		1461	$MAP_PREFETCH{$path} = 0;
		1462	$MAP_PREFETCHER->ready;
		1463
		1464	()
		1465	}
		1466
1282	sub save {	1467	sub save {
1283	my ($self) = @_;	1468	my ($self) = @_;
1284		1469
1285	my $lock = cf::lock_acquire "map_data:" . $self->path;	1470	my $lock = cf::lock_acquire "map_data:" . $self->path;
1286		1471
1287	$self->{last_save} = $cf::RUNTIME;	1472	$self->{last_save} = $cf::RUNTIME;
1288		1473
1289	return unless $self->dirty;	1474	return unless $self->dirty;
1290		1475
1291	my $save = $self->{path}->save_path; utf8::encode $save;	1476	my $save = $self->save_path; utf8::encode $save;
1292	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1477	my $uniq = $self->uniq_path; utf8::encode $uniq;
1293		1478
1294	$self->{load_path} = $save;	1479	$self->{load_path} = $save;
1295		1480
1296	return if $self->{deny_save};	1481	return if $self->{deny_save};
1297		1482
1298	local $self->{last_access} = $self->last_access;#d#	1483	local $self->{last_access} = $self->last_access;#d#
1299		1484
		1485	cf::async {
		1486	$_->contr->save for $self->players;
		1487	};
		1488
1300	if ($uniq) {	1489	if ($uniq) {
1301	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1490	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1302	$self->save_objects ($uniq, cf::IO_UNIQUES);	1491	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1303	} else {	1492	} else {
1304	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1493	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1305	}	1494	}
1306	}	1495	}
1307		1496
1308	sub swap_out {	1497	sub swap_out {
1309	my ($self) = @_;	1498	my ($self) = @_;
…		…
1323		1512
1324	sub reset_at {	1513	sub reset_at {
1325	my ($self) = @_;	1514	my ($self) = @_;
1326		1515
1327	# TODO: safety, remove and allow resettable per-player maps	1516	# TODO: safety, remove and allow resettable per-player maps
1328	return 1e99 if $self->{path}{user_rel};	1517	return 1e99 if $self->isa ("ext::map_per_player");
1329	return 1e99 if $self->{deny_reset};	1518	return 1e99 if $self->{deny_reset};
1330		1519
1331	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1520	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1332	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1521	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1333		1522
…		…
1338	my ($self) = @_;	1527	my ($self) = @_;
1339		1528
1340	$self->reset_at <= $cf::RUNTIME	1529	$self->reset_at <= $cf::RUNTIME
1341	}	1530	}
1342		1531
1343	sub unlink_save {
1344	my ($self) = @_;
1345
1346	utf8::encode (my $save = $self->{path}->save_path);
1347	aioreq_pri 3; IO::AIO::aio_unlink $save;
1348	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1349	}
1350
1351	sub rename {	1532	sub rename {
1352	my ($self, $new_path) = @_;	1533	my ($self, $new_path) = @_;
1353		1534
		1535	normalise $new_path;
		1536
1354	$self->unlink_save;	1537	$self->unlink_save;
1355		1538
1356	delete $cf::MAP{$self->path};	1539	delete $cf::MAP{$self->path};
1357	$self->{path} = new cf::path $new_path;	1540	$self->{path} = $new_path; $self->path ($self->{path});
1358	$self->path ($self->{path}->as_string);
1359	$cf::MAP{$self->path} = $self;	1541	$cf::MAP{$self->path} = $self;
1360		1542
1361	$self->save;	1543	$self->save;
1362	}	1544	}
1363		1545
…		…
1365	my ($self) = @_;	1547	my ($self) = @_;
1366		1548
1367	my $lock = cf::lock_acquire "map_data:" . $self->path;	1549	my $lock = cf::lock_acquire "map_data:" . $self->path;
1368		1550
1369	return if $self->players;	1551	return if $self->players;
1370	return if $self->{path}{user_rel};#d#	1552	return if $self->isa ("ext::map_per_player");#d#
1371		1553
1372	warn "resetting map ", $self->path;#d#	1554	warn "resetting map ", $self->path;#d#
1373		1555
1374	delete $cf::MAP{$self->path};	1556	delete $cf::MAP{$self->path};
1375		1557
…		…
1388	$self->reset_timeout (1);	1570	$self->reset_timeout (1);
1389	$self->rename ("{nuke}/" . ($nuke_counter++));	1571	$self->rename ("{nuke}/" . ($nuke_counter++));
1390	$self->reset; # polite request, might not happen	1572	$self->reset; # polite request, might not happen
1391	}	1573	}
1392		1574
1393	sub customise_for {	1575	=item cf::map::unique_maps
1394	my ($map, $ob) = @_;
1395		1576
1396	if ($map->per_player) {	1577	Returns an arrayref of paths of all shared maps that have
1397	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1578	instantiated unique items. May block.
1398	}
1399		1579
1400	$map	1580	=cut
1401	}
1402		1581
1403	sub emergency_save {	1582	sub unique_maps() {
1404	my $freeze_guard = cf::freeze_mainloop;	1583	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1584	or return;
1405		1585
1406	warn "enter emergency map save\n";	1586	my @paths;
1407		1587
1408	cf::sync_job {	1588	for (@$files) {
1409	warn "begin emergency map save\n";	1589	utf8::decode $_;
1410	$_->save for values %cf::MAP;	1590	next if /\.pst$/;
		1591	next unless /^$PATH_SEP/o;
		1592
		1593	push @paths, $_;
1411	};	1594	}
1412		1595
1413	warn "end emergency map save\n";	1596	\@paths
1414	}	1597	}
1415		1598
1416	package cf;	1599	package cf;
1417		1600
1418	=back	1601	=back
1419		1602
		1603	=head3 cf::object
		1604
		1605	=cut
		1606
		1607	package cf::object;
		1608
		1609	=over 4
		1610
		1611	=item $ob->inv_recursive
		1612
		1613	Returns the inventory of the object _and_ their inventories, recursively.
		1614
		1615	=cut
		1616
		1617	sub inv_recursive_;
		1618	sub inv_recursive_ {
		1619	map { $_, inv_recursive_ $_->inv } @_
		1620	}
		1621
		1622	sub inv_recursive {
		1623	inv_recursive_ inv $_[0]
		1624	}
		1625
		1626	package cf;
		1627
		1628	=back
1420		1629
1421	=head3 cf::object::player	1630	=head3 cf::object::player
1422		1631
1423	=over 4	1632	=over 4
1424		1633
…		…
1464		1673
1465	=item $player_object->enter_link	1674	=item $player_object->enter_link
1466		1675
1467	Freezes the player and moves him/her to a special map (C<{link}>).	1676	Freezes the player and moves him/her to a special map (C<{link}>).
1468		1677
1469	The player should be reaosnably safe there for short amounts of time. You	1678	The player should be reasonably safe there for short amounts of time. You
1470	I<MUST> call C<leave_link> as soon as possible, though.	1679	I<MUST> call C<leave_link> as soon as possible, though.
1471		1680
		1681	Will never block.
		1682
1472	=item $player_object->leave_link ($map, $x, $y)	1683	=item $player_object->leave_link ($map, $x, $y)
1473		1684
1474	Moves the player out of the specila link map onto the given map. If the	1685	Moves the player out of the special C<{link}> map onto the specified
1475	map is not valid (or omitted), the player will be moved back to the	1686	map. If the map is not valid (or omitted), the player will be moved back
1476	location he/she was before the call to C<enter_link>, or, if that fails,	1687	to the location he/she was before the call to C<enter_link>, or, if that
1477	to the emergency map position.	1688	fails, to the emergency map position.
1478		1689
1479	Might block.	1690	Might block.
1480		1691
1481	=cut	1692	=cut
		1693
		1694	sub link_map {
		1695	unless ($LINK_MAP) {
		1696	$LINK_MAP = cf::map::find "{link}"
		1697	or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 };
		1698	$LINK_MAP->load;
		1699	}
		1700
		1701	$LINK_MAP
		1702	}
1482		1703
1483	sub cf::object::player::enter_link {	1704	sub cf::object::player::enter_link {
1484	my ($self) = @_;	1705	my ($self) = @_;
1485		1706
1486	$self->deactivate_recursive;	1707	$self->deactivate_recursive;
1487		1708
1488	return if $self->map == $LINK_MAP;	1709	return if UNIVERSAL::isa $self->map, "ext::map_link";
1489		1710
1490	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1711	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1491	if $self->map;	1712	if $self->map;
1492		1713
1493	$self->enter_map ($LINK_MAP, 20, 20);	1714	$self->enter_map ($LINK_MAP || link_map, 20, 20);
1494	}	1715	}
1495		1716
1496	sub cf::object::player::leave_link {	1717	sub cf::object::player::leave_link {
1497	my ($self, $map, $x, $y) = @_;	1718	my ($self, $map, $x, $y) = @_;
1498		1719
…		…
1516	# use -1 or undef as default coordinates, not 0, 0	1737	# use -1 or undef as default coordinates, not 0, 0
1517	($x, $y) = ($map->enter_x, $map->enter_y)	1738	($x, $y) = ($map->enter_x, $map->enter_y)
1518	if $x <=0 && $y <= 0;	1739	if $x <=0 && $y <= 0;
1519		1740
1520	$map->load;	1741	$map->load;
		1742	$map->load_diag;
1521		1743
		1744	return unless $self->contr->active;
1522	$self->activate_recursive;	1745	$self->activate_recursive;
1523	$self->enter_map ($map, $x, $y);	1746	$self->enter_map ($map, $x, $y);
1524	}	1747	}
1525		1748
1526	cf::player->attach (	1749	cf::player->attach (
…		…
1539		1762
1540	# try to abort aborted map switching on player login :)	1763	# try to abort aborted map switching on player login :)
1541	# should happen only on crashes	1764	# should happen only on crashes
1542	if ($pl->ob->{_link_pos}) {	1765	if ($pl->ob->{_link_pos}) {
1543	$pl->ob->enter_link;	1766	$pl->ob->enter_link;
1544	Coro::async_pool {	1767	(async {
1545	# we need this sleep as the login has a concurrent enter_exit running	1768	# we need this sleep as the login has a concurrent enter_exit running
1546	# and this sleep increases chances of the player not ending up in scorn	1769	# and this sleep increases chances of the player not ending up in scorn
		1770	$pl->ob->reply (undef,
		1771	"There was an internal problem at your last logout, "
		1772	. "the server will try to bring you to your intended destination in a second.",
		1773	cf::NDI_RED);
1547	Coro::Timer::sleep 1;	1774	Coro::Timer::sleep 1;
1548	$pl->ob->leave_link;	1775	$pl->ob->leave_link;
1549	};	1776	})->prio (2);
1550	}	1777	}
1551	},	1778	},
1552	);	1779	);
1553		1780
1554	=item $player_object->goto ($path, $x, $y)	1781	=item $player_object->goto ($path, $x, $y)
…		…
1558	sub cf::object::player::goto {	1785	sub cf::object::player::goto {
1559	my ($self, $path, $x, $y) = @_;	1786	my ($self, $path, $x, $y) = @_;
1560		1787
1561	$self->enter_link;	1788	$self->enter_link;
1562		1789
1563	(Coro::async_pool {	1790	(async {
1564	$path = new cf::path $path;
1565
1566	my $map = cf::map::find $path->as_string;	1791	my $map = cf::map::find $path;
1567	$map = $map->customise_for ($self) if $map;	1792	$map = $map->customise_for ($self) if $map;
1568		1793
1569	# warn "entering ", $map->path, " at ($x, $y)\n"	1794	# warn "entering ", $map->path, " at ($x, $y)\n"
1570	# if $map;	1795	# if $map;
1571		1796
1572	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1797	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1573		1798
1574	$self->leave_link ($map, $x, $y);	1799	$self->leave_link ($map, $x, $y);
1575	})->prio (1);	1800	})->prio (1);
1576	}	1801	}
1577		1802
…		…
1630		1855
1631	return unless $self->type == cf::PLAYER;	1856	return unless $self->type == cf::PLAYER;
1632		1857
1633	$self->enter_link;	1858	$self->enter_link;
1634		1859
1635	(Coro::async_pool {	1860	(async {
1636	$self->deactivate_recursive; # just to be sure	1861	$self->deactivate_recursive; # just to be sure
1637	unless (eval {	1862	unless (eval {
1638	prepare_random_map $exit	1863	prepare_random_map $exit
1639	if $exit->slaying eq "/!";	1864	if $exit->slaying eq "/!";
1640		1865
1641	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;	1866	my $path = new_from_path cf::map $exit->slaying, $exit->map && $exit->map->path;
1642	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);	1867	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1643		1868
1644	1;	1869	1;
1645	}) {	1870	}) {
1646	$self->message ("Something went wrong deep within the crossfire server. "	1871	$self->message ("Something went wrong deep within the crossfire server. "
1647	. "I'll try to bring you back to the map you were before. "	1872	. "I'll try to bring you back to the map you were before. "
1648	. "Please report this to the dungeon master",	1873	. "Please report this to the dungeon master!",
1649	cf::NDI_UNIQUE | cf::NDI_RED);	1874	cf::NDI_UNIQUE | cf::NDI_RED);
1650		1875
1651	warn "ERROR in enter_exit: $@";	1876	warn "ERROR in enter_exit: $@";
1652	$self->leave_link;	1877	$self->leave_link;
1653	}	1878	}
…		…
1721	}	1946	}
1722	}	1947	}
1723	},	1948	},
1724	);	1949	);
1725		1950
1726	=item $client->coro (\&cb)	1951	=item $client->async (\&cb)
1727		1952
1728	Create a new coroutine, running the specified callback. The coroutine will	1953	Create a new coroutine, running the specified callback. The coroutine will
1729	be automatically cancelled when the client gets destroyed (e.g. on logout,	1954	be automatically cancelled when the client gets destroyed (e.g. on logout,
1730	or loss of connection).	1955	or loss of connection).
1731		1956
1732	=cut	1957	=cut
1733		1958
1734	sub cf::client::coro {	1959	sub cf::client::async {
1735	my ($self, $cb) = @_;	1960	my ($self, $cb) = @_;
1736		1961
1737	my $coro = &Coro::async_pool ($cb);	1962	my $coro = &Coro::async ($cb);
1738		1963
1739	$coro->on_destroy (sub {	1964	$coro->on_destroy (sub {
1740	delete $self->{_coro}{$coro+0};	1965	delete $self->{_coro}{$coro+0};
1741	});	1966	});
1742		1967
…		…
1980	local $/;	2205	local $/;
1981	*CFG = YAML::Syck::Load <$fh>;	2206	*CFG = YAML::Syck::Load <$fh>;
1982		2207
1983	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	2208	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
1984		2209
		2210	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
		2211	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
		2212
1985	if (exists $CFG{mlockall}) {	2213	if (exists $CFG{mlockall}) {
1986	eval {	2214	eval {
1987	$CFG{mlockall} ? &mlockall : &munlockall	2215	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
1988	and die "WARNING: m(un)lockall failed: $!\n";	2216	and die "WARNING: m(un)lockall failed: $!\n";
1989	};	2217	};
1990	warn $@ if $@;	2218	warn $@ if $@;
1991	}	2219	}
1992	}	2220	}
1993		2221
1994	sub main {	2222	sub main {
1995	# we must not ever block the main coroutine	2223	# we must not ever block the main coroutine
1996	local $Coro::idle = sub {	2224	local $Coro::idle = sub {
1997	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2225	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
1998	(Coro::unblock_sub {
1999	Event::one_event;	2226	async { Event::one_event };
2000	})->();
2001	};	2227	};
2002		2228
2003	cfg_load;	2229	cfg_load;
2004	db_load;	2230	db_load;
2005	load_extensions;	2231	load_extensions;
2006	Event::loop;	2232	Event::loop;
2007	}	2233	}
2008		2234
2009	#############################################################################	2235	#############################################################################
2010	# initialisation	2236	# initialisation and cleanup
		2237
		2238	# install some emergency cleanup handlers
		2239	BEGIN {
		2240	for my $signal (qw(INT HUP TERM)) {
		2241	Event->signal (
		2242	data => WF_AUTOCANCEL,
		2243	signal => $signal,
		2244	cb => sub {
		2245	cf::cleanup "SIG$signal";
		2246	},
		2247	);
		2248	}
		2249	}
		2250
		2251	sub emergency_save() {
		2252	my $freeze_guard = cf::freeze_mainloop;
		2253
		2254	warn "enter emergency perl save\n";
		2255
		2256	cf::sync_job {
		2257	# use a peculiar iteration method to avoid tripping on perl
		2258	# refcount bugs in for. also avoids problems with players
		2259	# and maps saved/Destroyed asynchronously.
		2260	warn "begin emergency player save\n";
		2261	for my $login (keys %cf::PLAYER) {
		2262	my $pl = $cf::PLAYER{$login} or next;
		2263	$pl->valid or next;
		2264	$pl->save;
		2265	}
		2266	warn "end emergency player save\n";
		2267
		2268	warn "begin emergency map save\n";
		2269	for my $path (keys %cf::MAP) {
		2270	my $map = $cf::MAP{$path} or next;
		2271	$map->valid or next;
		2272	$map->save;
		2273	}
		2274	warn "end emergency map save\n";
		2275	};
		2276
		2277	warn "leave emergency perl save\n";
		2278	}
2011		2279
2012	sub reload() {	2280	sub reload() {
2013	# can/must only be called in main	2281	# can/must only be called in main
2014	if ($Coro::current != $Coro::main) {	2282	if ($Coro::current != $Coro::main) {
2015	warn "can only reload from main coroutine\n";	2283	warn "can only reload from main coroutine\n";
2016	return;	2284	return;
2017	}	2285	}
2018		2286
2019	warn "reloading...";	2287	warn "reloading...";
2020		2288
		2289	warn "freezing server";
2021	my $guard = freeze_mainloop;	2290	my $guard = freeze_mainloop;
2022	cf::emergency_save;	2291	cf::emergency_save;
2023		2292
		2293	warn "sync database to disk";
		2294	cf::db_sync;
		2295	IO::AIO::flush;
		2296
2024	eval {	2297	eval {
2025	# if anything goes wrong in here, we should simply crash as we already saved	2298	# if anything goes wrong in here, we should simply crash as we already saved
2026		2299
2027	# cancel all watchers	2300	warn "cancel all watchers";
2028	for (Event::all_watchers) {	2301	for (Event::all_watchers) {
2029	$_->cancel if $_->data & WF_AUTOCANCEL;	2302	$_->cancel if $_->data & WF_AUTOCANCEL;
2030	}	2303	}
2031		2304
2032	# cancel all extension coros	2305	warn "cancel all extension coros";
2033	$_->cancel for values %EXT_CORO;	2306	$_->cancel for values %EXT_CORO;
2034	%EXT_CORO = ();	2307	%EXT_CORO = ();
2035		2308
		2309	warn "remove commands";
		2310	%COMMAND = ();
		2311
		2312	warn "remove ext commands";
		2313	%EXTCMD = ();
		2314
2036	# unload all extensions	2315	warn "unload/nuke all extensions";
2037	for (@exts) {	2316	for my $pkg (@EXTS) {
2038	warn "unloading <$_>";	2317	warn "... unloading $pkg";
2039	unload_extension $_;	2318
		2319	if (my $cb = $pkg->can ("unload")) {
		2320	eval {
		2321	$cb->($pkg);
		2322	1
		2323	} or warn "$pkg unloaded, but with errors: $@";
2040	}	2324	}
2041		2325
		2326	warn "... nuking $pkg";
		2327	Symbol::delete_package $pkg;
		2328	}
		2329
2042	# unload all modules loaded from $LIBDIR	2330	warn "unload all perl modules loaded from $LIBDIR";
2043	while (my ($k, $v) = each %INC) {	2331	while (my ($k, $v) = each %INC) {
2044	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2332	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2045		2333
2046	warn "removing <$k>";	2334	warn "removing <$k>";
2047	delete $INC{$k};	2335	delete $INC{$k};
…		…
2054	}	2342	}
2055		2343
2056	Symbol::delete_package $k;	2344	Symbol::delete_package $k;
2057	}	2345	}
2058		2346
2059	# sync database to disk
2060	cf::db_sync;
2061	IO::AIO::flush;
2062
2063	# get rid of safe::, as good as possible	2347	warn "get rid of safe::, as good as possible";
2064	Symbol::delete_package "safe::$_"	2348	Symbol::delete_package "safe::$_"
2065	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2349	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2066		2350
2067	# remove register_script_function callbacks
2068	# TODO
2069
2070	# unload cf.pm "a bit"	2351	warn "unload cf.pm \"a bit\"";
2071	delete $INC{"cf.pm"};	2352	delete $INC{"cf.pm"};
2072		2353
2073	# don't, removes xs symbols, too,	2354	# don't, removes xs symbols, too,
2074	# and global variables created in xs	2355	# and global variables created in xs
2075	#Symbol::delete_package __PACKAGE__;	2356	#Symbol::delete_package __PACKAGE__;
2076		2357
2077	# reload cf.pm
2078	warn "reloading cf.pm";	2358	warn "reloading cf.pm";
2079	require cf;	2359	require cf;
2080	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2360	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2081		2361
2082	# load config and database again	2362	warn "load config and database again";
2083	cf::cfg_load;	2363	cf::cfg_load;
2084	cf::db_load;	2364	cf::db_load;
2085		2365
2086	# load extensions
2087	warn "load extensions";	2366	warn "load extensions";
2088	cf::load_extensions;	2367	cf::load_extensions;
2089		2368
2090	# reattach attachments to objects	2369	warn "reattach attachments to objects/players";
2091	warn "reattach";
2092	_global_reattach;	2370	_global_reattach;
		2371	warn "reattach attachments to maps";
		2372	reattach $_ for values %MAP;
2093	};	2373	};
2094		2374
2095	if ($@) {	2375	if ($@) {
2096	warn $@;	2376	warn $@;
2097	warn "error while reloading, exiting.";	2377	warn "error while reloading, exiting.";
2098	exit 1;	2378	exit 1;
2099	}	2379	}
2100		2380
2101	warn "reloaded successfully";	2381	warn "reloaded";
2102	};	2382	};
2103
2104	#############################################################################
2105
2106	unless ($LINK_MAP) {
2107	$LINK_MAP = cf::map::new;
2108
2109	$LINK_MAP->width (41);
2110	$LINK_MAP->height (41);
2111	$LINK_MAP->alloc;
2112	$LINK_MAP->path ("{link}");
2113	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2114	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2115
2116	# dirty hack because... archetypes are not yet loaded
2117	Event->timer (
2118	after => 2,
2119	cb => sub {
2120	$_[0]->w->cancel;
2121
2122	# provide some exits "home"
2123	my $exit = cf::object::new "exit";
2124
2125	$exit->slaying ($EMERGENCY_POSITION->[0]);
2126	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2127	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2128
2129	$LINK_MAP->insert ($exit->clone, 19, 19);
2130	$LINK_MAP->insert ($exit->clone, 19, 20);
2131	$LINK_MAP->insert ($exit->clone, 19, 21);
2132	$LINK_MAP->insert ($exit->clone, 20, 19);
2133	$LINK_MAP->insert ($exit->clone, 20, 21);
2134	$LINK_MAP->insert ($exit->clone, 21, 19);
2135	$LINK_MAP->insert ($exit->clone, 21, 20);
2136	$LINK_MAP->insert ($exit->clone, 21, 21);
2137
2138	$exit->destroy;
2139	});
2140
2141	$LINK_MAP->{deny_save} = 1;
2142	$LINK_MAP->{deny_reset} = 1;
2143
2144	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2145	}
2146
2147	register "<global>", __PACKAGE__;
2148		2383
2149	register_command "reload" => sub {	2384	register_command "reload" => sub {
2150	my ($who, $arg) = @_;	2385	my ($who, $arg) = @_;
2151		2386
2152	if ($who->flag (FLAG_WIZ)) {	2387	if ($who->flag (FLAG_WIZ)) {
…		…
2162	reentrant => 0,	2397	reentrant => 0,
2163	prio => 0,	2398	prio => 0,
2164	at => $NEXT_TICK || $TICK,	2399	at => $NEXT_TICK || $TICK,
2165	data => WF_AUTOCANCEL,	2400	data => WF_AUTOCANCEL,
2166	cb => sub {	2401	cb => sub {
		2402	$NOW = Event::time;
		2403
2167	cf::server_tick; # one server iteration	2404	cf::server_tick; # one server iteration
2168	$RUNTIME += $TICK;	2405	$RUNTIME += $TICK;
2169	$NEXT_TICK += $TICK;	2406	$NEXT_TICK += $TICK;
		2407
		2408	$WAIT_FOR_TICK->broadcast;
		2409	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2170		2410
2171	# if we are delayed by four ticks or more, skip them all	2411	# if we are delayed by four ticks or more, skip them all
2172	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2412	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2173		2413
2174	$TICK_WATCHER->at ($NEXT_TICK);	2414	$TICK_WATCHER->at ($NEXT_TICK);

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