[ViewVC] Diff of: cvs/cf.schmorp.de/server/lib/cf.pm

Comparing cf.schmorp.de/server/lib/cf.pm (file contents):
Revision 1.139 by root, Fri Jan 5 19:12:03 2007 UTC vs.
Revision 1.167 by root, Sat Jan 13 23:32:43 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 (Coro::PRIO_MAX); # 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		35
33	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
34
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	unless (Coro::cede) {	311	Coro::cede or Event::one_event;
269	Coro::nready ? Event::one_event 0 : Event::one_event;
270	Coro::cede_notself unless Coro::cede;
271	}
272	}	312	}
273		313
274	wantarray ? @res : $res[0]	314	wantarray ? @res : $res[0]
275	} else {	315	} else {
276	# we are in another coroutine, how wonderful, everything just works	316	# we are in another coroutine, how wonderful, everything just works
277		317
278	$job->()	318	$job->()
279	}	319	}
280	}	320	}
281		321
282	=item $coro = cf::coro { BLOCK }	322	=item $coro = cf::async_ext { BLOCK }
283		323
284	Creates (and readies) and returns a new coro. This coro is automcatially	324	Like async, but this coro is automatically being canceled when the
285	being canceled when the extension calling this is being unloaded.	325	extension calling this is being unloaded.
286		326
287	=cut	327	=cut
288		328
289	sub coro(&) {	329	sub async_ext(&) {
290	my $cb = shift;	330	my $cb = shift;
291		331
292	my $coro = &Coro::async_pool ($cb);	332	my $coro = &Coro::async ($cb);
293		333
294	$coro->on_destroy (sub {	334	$coro->on_destroy (sub {
295	delete $EXT_CORO{$coro+0};	335	delete $EXT_CORO{$coro+0};
296	});	336	});
297	$EXT_CORO{$coro+0} = $coro;	337	$EXT_CORO{$coro+0} = $coro;
298		338
299	$coro	339	$coro
300	}	340	}
301		341
302	sub write_runtime {	342	sub write_runtime {
		343	return unless $TICK_WATCHER->is_active;
		344
303	my $runtime = cf::localdir . "/runtime";	345	my $runtime = cf::localdir . "/runtime";
304		346
305	my $fh = aio_open "$runtime~", O_WRONLY \| O_CREAT, 0644	347	my $fh = aio_open "$runtime~", O_WRONLY \| O_CREAT, 0644
306	or return;	348	or return;
307		349
…		…
322	}	364	}
323		365
324	=back	366	=back
325		367
326	=cut	368	=cut
327
328	#############################################################################
329
330	package cf::path;
331
332	sub new {
333	my ($class, $path, $base) = @_;
334
335	$path = $path->as_string if ref $path;
336
337	my $self = bless { }, $class;
338
339	# {... are special paths that are not touched
340	# ?xxx/... are special absolute paths
341	# ?random/... random maps
342	# /! non-realised random map exit
343	# /... normal maps
344	# ~/... per-player maps without a specific player (DO NOT USE)
345	# ~user/... per-player map of a specific user
346
347	if ($path =~ /^{/) {
348	# fine as it is
349	} elsif ($path =~ s{^\?random/}{}) {
350	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
351	$self->{random} = cf::from_json $data;
352	} else {
353	if ($path =~ s{^~([^/]+)?}{}) {
354	$self->{user_rel} = 1;
355
356	if (defined $1) {
357	$self->{user} = $1;
358	} elsif ($base =~ m{^~([^/]+)/}) {
359	$self->{user} = $1;
360	} else {
361	warn "cannot resolve user-relative path without user <$path,$base>\n";
362	}
363	} elsif ($path =~ /^\//) {
364	# already absolute
365	} else {
366	$base =~ s{[^/]+/?$}{};
367	return $class->new ("$base/$path");
368	}
369
370	for ($path) {
371	redo if s{/\.?/}{/};
372	redo if s{/[^/]+/\.\./}{/};
373	}
374	}
375
376	$self->{path} = $path;
377
378	$self
379	}
380
381	# the name / primary key / in-game path
382	sub as_string {
383	my ($self) = @_;
384
385	$self->{user_rel} ? "~$self->{user}$self->{path}"
386	: $self->{random} ? "?random/$self->{path}"
387	: $self->{path}
388	}
389
390	# the displayed name, this is a one way mapping
391	sub visible_name {
392	my ($self) = @_;
393
394	# if (my $rmp = $self->{random}) {
395	# # todo: be more intelligent about this
396	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
397	# } else {
398	$self->as_string
399	# }
400	}
401
402	# escape the /'s in the path
403	sub _escaped_path {
404	# ∕ is U+2215
405	(my $path = $_[0]{path}) =~ s/\//∕/g;
406	$path
407	}
408
409	# the original (read-only) location
410	sub load_path {
411	my ($self) = @_;
412
413	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
414	}
415
416	# the temporary/swap location
417	sub save_path {
418	my ($self) = @_;
419
420	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
421	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
422	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
423	}
424
425	# the unique path, might be eq to save_path
426	sub uniq_path {
427	my ($self) = @_;
428
429	$self->{user_rel} \|\| $self->{random}
430	? undef
431	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
432	}
433
434	# return random map parameters, or undef
435	sub random_map_params {
436	my ($self) = @_;
437
438	$self->{random}
439	}
440
441	# this is somewhat ugly, but style maps do need special treatment
442	sub is_style_map {
443	$_[0]{path} =~ m{^/styles/}
444	}
445
446	package cf;
447		369
448	#############################################################################	370	#############################################################################
449		371
450	=head2 ATTACHABLE OBJECTS	372	=head2 ATTACHABLE OBJECTS
451		373
…		…
898	=cut	820	=cut
899		821
900	sub register_extcmd {	822	sub register_extcmd {
901	my ($name, $cb) = @_;	823	my ($name, $cb) = @_;
902		824
903	my $caller = caller;
904	#warn "registering extcmd '$name' to '$caller'";
905
906	$EXTCMD{$name} = [$cb, $caller];	825	$EXTCMD{$name} = $cb;
907	}	826	}
908		827
909	cf::player->attach (	828	cf::player->attach (
910	on_command => sub {	829	on_command => sub {
911	my ($pl, $name, $params) = @_;	830	my ($pl, $name, $params) = @_;
…		…
924		843
925	my $msg = eval { from_json $buf };	844	my $msg = eval { from_json $buf };
926		845
927	if (ref $msg) {	846	if (ref $msg) {
928	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	847	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
929	if (my %reply = $cb->[0]->($pl, $msg)) {	848	if (my %reply = $cb->($pl, $msg)) {
930	$pl->ext_reply ($msg->{msgid}, %reply);	849	$pl->ext_reply ($msg->{msgid}, %reply);
931	}	850	}
932	}	851	}
933	} else {	852	} else {
934	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	853	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
936		855
937	cf::override;	856	cf::override;
938	},	857	},
939	);	858	);
940		859
941	sub register {
942	my ($base, $pkg) = @_;
943
944	#TODO
945	}
946
947	sub load_extension {	860	sub load_extension {
948	my ($path) = @_;	861	my ($path) = @_;
949		862
950	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	863	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
951	my $base = $1;	864	my $base = $1;
952	my $pkg = $1;	865	my $pkg = $1;
953	$pkg =~ s/[^[:word:]]/_/g;	866	$pkg =~ s/[^[:word:]]/_/g;
954	$pkg = "ext::$pkg";	867	$pkg = "ext::$pkg";
955		868
956	warn "loading '$path' into '$pkg'\n";	869	warn "... loading '$path' into '$pkg'\n";
957		870
958	open my $fh, "<:utf8", $path	871	open my $fh, "<:utf8", $path
959	or die "$path: $!";	872	or die "$path: $!";
960		873
961	my $source =	874	my $source =
962	"package $pkg; use strict; use utf8;\n"	875	"package $pkg; use strict; use utf8;\n"
963	. "#line 1 \"$path\"\n{\n"	876	. "#line 1 \"$path\"\n{\n"
964	. (do { local $/; <$fh> })	877	. (do { local $/; <$fh> })
965	. "\n};\n1";	878	. "\n};\n1";
966		879
967	eval $source	880	unless (eval $source) {
968	or die $@ ? "$path: $@\n"	881	my $msg = $@ ? "$path: $@\n"
969	: "extension disabled.\n";	882	: "extension disabled.\n";
970		883	if ($source =~ /^#!.perl.#.*MANDATORY/m) { # ugly match
971	push @exts, $pkg;	884	warn $@;
972	$ext_pkg{$base} = $pkg;	885	warn "mandatory extension failed to load, exiting.\n";
973		886	exit 1;
974	# no strict 'refs';	887	}
975	# @{"$pkg\::ISA"} = ext::;	888	die $@;
976
977	register $base, $pkg;
978	}
979
980	sub unload_extension {
981	my ($pkg) = @_;
982
983	warn "removing extension $pkg\n";
984
985	# remove hooks
986	#TODO
987	# for my $idx (0 .. $#PLUGIN_EVENT) {
988	# delete $hook[$idx]{$pkg};
989	# }	889	}
990		890
991	# remove commands	891	push @EXTS, $pkg;
992	for my $name (keys %COMMAND) {
993	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
994
995	if (@cb) {
996	$COMMAND{$name} = \@cb;
997	} else {
998	delete $COMMAND{$name};
999	}
1000	}
1001
1002	# remove extcmds
1003	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1004	delete $EXTCMD{$name};
1005	}
1006
1007	if (my $cb = $pkg->can ("unload")) {
1008	eval {
1009	$cb->($pkg);
1010	1
1011	} or warn "$pkg unloaded, but with errors: $@";
1012	}
1013
1014	Symbol::delete_package $pkg;
1015	}	892	}
1016		893
1017	sub load_extensions {	894	sub load_extensions {
1018	for my $ext (<$LIBDIR/*.ext>) {	895	for my $ext (<$LIBDIR/*.ext>) {
1019	next unless -r $ext;	896	next unless -r $ext;
…		…
1023	} or warn "$ext not loaded: $@";	900	} or warn "$ext not loaded: $@";
1024	}	901	}
1025	}	902	}
1026		903
1027	#############################################################################	904	#############################################################################
1028	# load/save/clean perl data associated with a map
1029
1030	*cf::mapsupport::on_clean = sub {
1031	my ($map) = @_;
1032
1033	my $path = $map->tmpname;
1034	defined $path or return;
1035
1036	unlink "$path.pst";
1037	};
1038
1039	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1040
1041	#############################################################################
1042	# load/save perl data associated with player->ob objects
1043
1044	sub all_objects(@) {
1045	@_, map all_objects ($_->inv), @_
1046	}
1047
1048	# TODO: compatibility cruft, remove when no longer needed
1049	cf::player->attach (
1050	on_load => sub {
1051	my ($pl, $path) = @_;
1052
1053	for my $o (all_objects $pl->ob) {
1054	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1055	$o->set_ob_key_value ("_perl_data");
1056
1057	%$o = %{ Storable::thaw pack "H*", $value };
1058	}
1059	}
1060	},
1061	);
1062
1063	#############################################################################
1064		905
1065	=head2 CORE EXTENSIONS	906	=head2 CORE EXTENSIONS
1066		907
1067	Functions and methods that extend core crossfire objects.	908	Functions and methods that extend core crossfire objects.
1068		909
		910	=cut
		911
		912	package cf::player;
		913
		914	use Coro::AIO;
		915
1069	=head3 cf::player	916	=head3 cf::player
1070		917
1071	=over 4	918	=over 4
1072		919
1073	=item cf::player::exists $login	920	=item cf::player::find $login
1074		921
1075	Returns true when the given account exists.	922	Returns the given player object, loading it if necessary (might block).
1076		923
1077	=cut	924	=cut
1078		925
1079	sub cf::player::exists($) {	926	sub playerdir($) {
1080	cf::player::find $_[0]	927	cf::localdir
1081	or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[0]) x 2;	928	. "/"
		929	. cf::playerdir
		930	. "/"
		931	. (ref $_[0] ? $_[0]->ob->name : $_[0])
		932	}
		933
		934	sub path($) {
		935	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
		936
		937	(playerdir $login) . "/$login.pl"
		938	}
		939
		940	sub find_active($) {
		941	$cf::PLAYER{$_[0]}
		942	and $cf::PLAYER{$_[0]}->active
		943	and $cf::PLAYER{$_[0]}
		944	}
		945
		946	sub exists($) {
		947	my ($login) = @_;
		948
		949	$cf::PLAYER{$login}
		950	or cf::sync_job { !aio_stat $login }
		951	}
		952
		953	sub find($) {
		954	return $cf::PLAYER{$_[0]} \|\| do {
		955	my $login = $_[0];
		956
		957	my $guard = cf::lock_acquire "user_find:$login";
		958
		959	$cf::PLAYER{$_[0]} \|\| do {
		960	my $pl = load_pl path $login
		961	or return;
		962	$cf::PLAYER{$login} = $pl
		963	}
		964	}
		965	}
		966
		967	sub save($) {
		968	my ($pl) = @_;
		969
		970	return if $pl->{deny_save};
		971
		972	my $path = path $pl;
		973	my $guard = cf::lock_acquire "user_save:$path";
		974
		975	return if $pl->{deny_save};
		976
		977	aio_mkdir playerdir $pl, 0770;
		978	$pl->{last_save} = $cf::RUNTIME;
		979
		980	$pl->save_pl ($path);
		981	Coro::cede;
		982	}
		983
		984	sub new($) {
		985	my ($login) = @_;
		986
		987	my $self = create;
		988
		989	$self->ob->name ($login);
		990	$self->{deny_save} = 1;
		991
		992	$cf::PLAYER{$login} = $self;
		993
		994	$self
		995	}
		996
		997	=item $pl->quit_character
		998
		999	Nukes the player without looking back. If logged in, the connection will
		1000	be destroyed. May block for a long time.
		1001
		1002	=cut
		1003
		1004	sub quit_character {
		1005	my ($pl) = @_;
		1006
		1007	$pl->{deny_save} = 1;
		1008	$pl->password ("*"); # this should lock out the player until we nuked the dir
		1009
		1010	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
		1011	$pl->deactivate;
		1012	$pl->invoke (cf::EVENT_PLAYER_QUIT);
		1013	$pl->ns->destroy if $pl->ns;
		1014
		1015	my $path = playerdir $pl;
		1016	my $temp = "$path~$cf::RUNTIME~deleting~";
		1017	aio_rename $path, $temp;
		1018	delete $cf::PLAYER{$pl->ob->name};
		1019	$pl->destroy;
		1020	IO::AIO::aio_rmtree $temp;
		1021	}
		1022
		1023	=item cf::player::list_logins
		1024
		1025	Returns am arrayref of all valid playernames in the system, can take a
		1026	while and may block, so not sync_job-capable, ever.
		1027
		1028	=cut
		1029
		1030	sub list_logins {
		1031	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
		1032	or return [];
		1033
		1034	my @logins;
		1035
		1036	for my $login (@$dirs) {
		1037	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
		1038	aio_read $fh, 0, 512, my $buf, 0 or next;
		1039	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1040
		1041	utf8::decode $login;
		1042	push @logins, $login;
		1043	}
		1044
		1045	\@logins
		1046	}
		1047
		1048	=item $player->maps
		1049
		1050	Returns an arrayref of map paths that are private for this
		1051	player. May block.
		1052
		1053	=cut
		1054
		1055	sub maps($) {
		1056	my ($pl) = @_;
		1057
		1058	my $files = aio_readdir playerdir $pl
		1059	or return;
		1060
		1061	my @paths;
		1062
		1063	for (@$files) {
		1064	utf8::decode $_;
		1065	next if /\.(?:pl\|pst)$/;
		1066	next unless /^$PATH_SEP/o;
		1067
		1068	s/\.map$//;
		1069	push @paths, "~" . $pl->ob->name . "/" . $_;
		1070	}
		1071
		1072	\@paths
1082	}	1073	}
1083		1074
1084	=item $player->ext_reply ($msgid, $msgtype, %msg)	1075	=item $player->ext_reply ($msgid, $msgtype, %msg)
1085		1076
1086	Sends an ext reply to the player.	1077	Sends an ext reply to the player.
1087		1078
1088	=cut	1079	=cut
1089		1080
1090	sub cf::player::ext_reply($$$%) {	1081	sub ext_reply($$$%) {
1091	my ($self, $id, %msg) = @_;	1082	my ($self, $id, %msg) = @_;
1092		1083
1093	$msg{msgid} = $id;	1084	$msg{msgid} = $id;
1094		1085
1095	$self->send ("ext " . to_json \%msg);	1086	$self->send ("ext " . cf::to_json \%msg);
1096	}	1087	}
		1088
		1089	package cf;
1097		1090
1098	=back	1091	=back
1099		1092
1100		1093
1101	=head3 cf::map	1094	=head3 cf::map
…		…
1107	package cf::map;	1100	package cf::map;
1108		1101
1109	use Fcntl;	1102	use Fcntl;
1110	use Coro::AIO;	1103	use Coro::AIO;
1111		1104
		1105	use overload
		1106	'""' => \&as_string;
		1107
1112	our $MAX_RESET = 3600;	1108	our $MAX_RESET = 3600;
1113	our $DEFAULT_RESET = 3000;	1109	our $DEFAULT_RESET = 3000;
1114		1110
1115	sub generate_random_map {	1111	sub generate_random_map {
1116	my ($path, $rmp) = @_;	1112	my ($self, $rmp) = @_;
1117		1113
1118	# mit "rum" bekleckern, nicht	1114	# mit "rum" bekleckern, nicht
1119	cf::map::_create_random_map	1115	$self->_create_random_map (
1120	$path,
1121	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1116	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1122	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1117	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1123	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1118	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1124	$rmp->{exit_on_final_map},	1119	$rmp->{exit_on_final_map},
1125	$rmp->{xsize}, $rmp->{ysize},	1120	$rmp->{xsize}, $rmp->{ysize},
1126	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1121	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1127	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1122	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1128	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1123	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1129	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1124	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1130	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1125	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1131	(cf::region::find $rmp->{region})	1126	(cf::region::find $rmp->{region}), $rmp->{custom}
		1127	)
		1128	}
		1129
		1130	sub register {
		1131	my (undef, $regex) = @_;
		1132	my $pkg = caller;
		1133
		1134	no strict;
		1135	push @{"$pkg\::ISA"}, __PACKAGE__;
		1136
		1137	$EXT_MAP{$pkg} = qr<$regex>;
		1138	}
		1139
		1140	# also paths starting with '/'
		1141	$EXT_MAP{"cf::map"} = qr{^(?=/)};
		1142
		1143	sub normalise {
		1144	my ($path, $base) = @_;
		1145
		1146	# map plan:
		1147	#
		1148	# /! non-realised random map exit (special hack!)
		1149	# {... are special paths that are not being touched
		1150	# ?xxx/... are special absolute paths
		1151	# ?random/... random maps
		1152	# /... normal maps
		1153	# ~user/... per-player map of a specific user
		1154
		1155	$path =~ s/$PATH_SEP/\//go;
		1156
		1157	# treat it as relative path if it starts with
		1158	# something that looks reasonable
		1159	if ($path =~ m{^(?:\./\|\.\./\|\w)}) {
		1160	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1161
		1162	$base =~ s{[^/]+/?$}{};
		1163	$path = "$base/$path";
		1164	}
		1165
		1166	for ($path) {
		1167	redo if s{//}{/};
		1168	redo if s{/\.?/}{/};
		1169	redo if s{/[^/]+/\.\./}{/};
		1170	}
		1171
		1172	$path
		1173	}
		1174
		1175	sub new_from_path {
		1176	my (undef, $path, $base) = @_;
		1177
		1178	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1179
		1180	$path = normalise $path, $base;
		1181
		1182	for my $pkg (keys %EXT_MAP) {
		1183	if ($path =~ $EXT_MAP{$pkg}) {
		1184	my $self = bless cf::map::new, $pkg;
		1185	$self->{path} = $path; $self->path ($path);
		1186	$self->init; # pass $1 etc.
		1187	return $self;
		1188	}
		1189	}
		1190
		1191	Carp::carp "unable to resolve path '$path'.";
		1192	()
		1193	}
		1194
		1195	sub init {
		1196	my ($self) = @_;
		1197
		1198	$self
		1199	}
		1200
		1201	sub as_string {
		1202	my ($self) = @_;
		1203
		1204	"$self->{path}"
		1205	}
		1206
		1207	# the displayed name, this is a one way mapping
		1208	sub visible_name {
		1209	&as_string
		1210	}
		1211
		1212	# the original (read-only) location
		1213	sub load_path {
		1214	my ($self) = @_;
		1215
		1216	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
		1217	}
		1218
		1219	# the temporary/swap location
		1220	sub save_path {
		1221	my ($self) = @_;
		1222
		1223	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1224	sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $path
		1225	}
		1226
		1227	# the unique path, undef == no special unique path
		1228	sub uniq_path {
		1229	my ($self) = @_;
		1230
		1231	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1232	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1132	}	1233	}
1133		1234
1134	# and all this just because we cannot iterate over	1235	# and all this just because we cannot iterate over
1135	# all maps in C++...	1236	# all maps in C++...
1136	sub change_all_map_light {	1237	sub change_all_map_light {
…		…
1138		1239
1139	$_->change_map_light ($change)	1240	$_->change_map_light ($change)
1140	for grep $_->outdoor, values %cf::MAP;	1241	for grep $_->outdoor, values %cf::MAP;
1141	}	1242	}
1142		1243
		1244	sub unlink_save {
		1245	my ($self) = @_;
		1246
		1247	utf8::encode (my $save = $self->save_path);
		1248	IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink $save;
		1249	IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink "$save.pst";
		1250	}
		1251
1143	sub try_load_header($) {	1252	sub load_header_from($) {
1144	my ($path) = @_;	1253	my ($self, $path) = @_;
1145		1254
1146	utf8::encode $path;	1255	utf8::encode $path;
1147	aio_open $path, O_RDONLY, 0	1256	aio_open $path, O_RDONLY, 0
1148	or return;	1257	or return;
1149		1258
1150	my $map = cf::map::new	1259	$self->_load_header ($path)
1151	or return;	1260	or return;
1152		1261
1153	# for better error messages only, will be overwritten	1262	$self->{load_path} = $path;
1154	$map->path ($path);
1155		1263
1156	$map->load_header ($path)	1264	1
		1265	}
		1266
		1267	sub load_orig {
		1268	my ($self) = @_;
		1269
		1270	$self->load_header_from ($self->load_path)
		1271	}
		1272
		1273	sub load_temp {
		1274	my ($self) = @_;
		1275
		1276	$self->load_header_from ($self->save_path)
		1277	}
		1278
		1279	sub load_header {
		1280	my ($self) = @_;
		1281
		1282	if ($self->load_temp) {
		1283	$self->last_access ((delete $self->{last_access})
		1284	\|\| $cf::RUNTIME); #d#
		1285	# safety
		1286	$self->{instantiate_time} = $cf::RUNTIME
		1287	if $self->{instantiate_time} > $cf::RUNTIME;
		1288	} else {
		1289	$self->load_orig
1157	or return;	1290	or return;
1158		1291
1159	$map->{load_path} = $path;	1292	$self->{load_original} = 1;
		1293	$self->{instantiate_time} = $cf::RUNTIME;
		1294	$self->last_access ($cf::RUNTIME);
		1295	$self->instantiate;
		1296	}
1160		1297
1161	$map	1298	1
1162	}	1299	}
1163		1300
1164	sub find;	1301	sub find;
1165	sub find {	1302	sub find {
1166	my ($path, $origin) = @_;	1303	my ($path, $origin) = @_;
1167		1304
1168	#warn "find<$path,$origin>\n";#d#
1169
1170	$path = new cf::path $path, $origin && $origin->path;	1305	$path = normalise $path, $origin && $origin->path;
1171	my $key = $path->as_string;
1172		1306
1173	cf::lock_wait "map_find:$key";	1307	cf::lock_wait "map_find:$path";
1174		1308
1175	$cf::MAP{$key} \|\| do {	1309	$cf::MAP{$path} \|\| do {
1176	my $guard = cf::lock_acquire "map_find:$key";	1310	my $guard = cf::lock_acquire "map_find:$path";
1177		1311	my $map = new_from_path cf::map $path
1178	# do it the slow way
1179	my $map = try_load_header $path->save_path;
1180
1181	Coro::cede;
1182
1183	if ($map) {
1184	$map->last_access ((delete $map->{last_access})
1185	\|\| $cf::RUNTIME); #d#
1186	# safety
1187	$map->{instantiate_time} = $cf::RUNTIME
1188	if $map->{instantiate_time} > $cf::RUNTIME;
1189	} else {
1190	if (my $rmp = $path->random_map_params) {
1191	$map = generate_random_map $key, $rmp;
1192	} else {
1193	$map = try_load_header $path->load_path;
1194	}
1195
1196	$map or return;	1312	or return;
1197		1313
1198	$map->{load_original} = 1;
1199	$map->{instantiate_time} = $cf::RUNTIME;
1200	$map->last_access ($cf::RUNTIME);
1201	$map->instantiate;
1202
1203	# per-player maps become, after loading, normal maps
1204	$map->per_player (0) if $path->{user_rel};
1205	}
1206
1207	$map->path ($key);
1208	$map->{path} = $path;
1209	$map->{last_save} = $cf::RUNTIME;	1314	$map->{last_save} = $cf::RUNTIME;
1210		1315
1211	Coro::cede;	1316	$map->load_header
		1317	or return;
1212		1318
1213	if ($map->should_reset) {	1319	if ($map->should_reset) {
1214	$map->reset;	1320	$map->reset;
1215	undef $guard;	1321	undef $guard;
1216	$map = find $path	1322	$map = find $path
1217	or return;	1323	or return;
1218	}	1324	}
1219		1325
1220	$cf::MAP{$key} = $map	1326	$cf::MAP{$path} = $map
1221	}	1327	}
1222	}	1328	}
1223		1329
1224	sub load {	1330	sub load {
1225	my ($self) = @_;	1331	my ($self) = @_;
1226		1332
1227	my $path = $self->{path};	1333	my $path = $self->{path};
1228	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1334	my $guard = cf::lock_acquire "map_load:$path";
1229		1335
1230	return if $self->in_memory != cf::MAP_SWAPPED;	1336	return if $self->in_memory != cf::MAP_SWAPPED;
1231		1337
1232	$self->in_memory (cf::MAP_LOADING);	1338	$self->in_memory (cf::MAP_LOADING);
1233		1339
1234	$self->alloc;	1340	$self->alloc;
1235	$self->load_objects ($self->{load_path}, 1)	1341	$self->_load_objects ($self->{load_path}, 1)
1236	or return;	1342	or return;
1237		1343
1238	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1344	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1239	if delete $self->{load_original};	1345	if delete $self->{load_original};
1240		1346
1241	if (my $uniq = $path->uniq_path) {	1347	if (my $uniq = $self->uniq_path) {
1242	utf8::encode $uniq;	1348	utf8::encode $uniq;
1243	if (aio_open $uniq, O_RDONLY, 0) {	1349	if (aio_open $uniq, O_RDONLY, 0) {
1244	$self->clear_unique_items;	1350	$self->clear_unique_items;
1245	$self->load_objects ($uniq, 0);	1351	$self->_load_objects ($uniq, 0);
1246	}	1352	}
1247	}	1353	}
1248		1354
1249	Coro::cede;	1355	Coro::cede;
1250		1356
1251	# now do the right thing for maps	1357	# now do the right thing for maps
1252	$self->link_multipart_objects;	1358	$self->link_multipart_objects;
1253		1359
1254	if ($self->{path}->is_style_map) {	1360	unless ($self->{deny_activate}) {
1255	$self->{deny_save} = 1;	1361	$self->decay_objects;
1256	$self->{deny_reset} = 1;
1257	} else {
1258	$self->fix_auto_apply;	1362	$self->fix_auto_apply;
1259	$self->decay_objects;
1260	$self->update_buttons;	1363	$self->update_buttons;
		1364	Coro::cede;
1261	$self->set_darkness_map;	1365	$self->set_darkness_map;
1262	$self->difficulty ($self->estimate_difficulty)	1366	$self->difficulty ($self->estimate_difficulty)
1263	unless $self->difficulty;	1367	unless $self->difficulty;
		1368	Coro::cede;
1264	$self->activate;	1369	$self->activate;
1265	}	1370	}
1266		1371
1267	Coro::cede;
1268
1269	$self->in_memory (cf::MAP_IN_MEMORY);	1372	$self->in_memory (cf::MAP_IN_MEMORY);
		1373	}
		1374
		1375	sub customise_for {
		1376	my ($self, $ob) = @_;
		1377
		1378	return find "~" . $ob->name . "/" . $self->{path}
		1379	if $self->per_player;
		1380
		1381	$self
		1382	}
		1383
		1384	# find and load all maps in the 3x3 area around a map
		1385	sub load_diag {
		1386	my ($map) = @_;
		1387
		1388	my @diag; # diagonal neighbours
		1389
		1390	for (0 .. 3) {
		1391	my $neigh = $map->tile_path ($_)
		1392	or next;
		1393	$neigh = find $neigh, $map
		1394	or next;
		1395	$neigh->load;
		1396
		1397	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1398	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1399	}
		1400
		1401	for (@diag) {
		1402	my $neigh = find @$_
		1403	or next;
		1404	$neigh->load;
		1405	}
1270	}	1406	}
1271		1407
1272	sub find_sync {	1408	sub find_sync {
1273	my ($path, $origin) = @_;	1409	my ($path, $origin) = @_;
1274		1410
1275	cf::sync_job {	1411	cf::sync_job { find $path, $origin }
1276	my $map = cf::map::find $path, $origin;
1277	$map
1278	}
1279	}	1412	}
1280		1413
1281	sub do_load_sync {	1414	sub do_load_sync {
1282	my ($map) = @_;	1415	my ($map) = @_;
1283		1416
1284	cf::sync_job { $map->load };	1417	cf::sync_job { $map->load };
1285	}	1418	}
1286		1419
		1420	our %MAP_PREFETCH;
		1421	our $MAP_PREFETCHER = Coro::async {
		1422	while () {
		1423	for my $path (keys %MAP_PREFETCH) {
		1424	my $map = find $path
		1425	or next;
		1426	$map->load;
		1427
		1428	delete $MAP_PREFETCH{$path};
		1429	}
		1430	Coro::schedule;
		1431	}
		1432	};
		1433
		1434	sub find_async {
		1435	my ($path, $origin) = @_;
		1436
		1437	$path = normalise $path, $origin && $origin->{path};
		1438
		1439	if (my $map = $cf::MAP{$path}) {
		1440	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1441	}
		1442
		1443	$MAP_PREFETCH{$path} = 0;
		1444	$MAP_PREFETCHER->ready;
		1445
		1446	()
		1447	}
		1448
1287	sub save {	1449	sub save {
1288	my ($self) = @_;	1450	my ($self) = @_;
1289		1451
1290	my $lock = cf::lock_acquire "map_data:" . $self->path;	1452	my $lock = cf::lock_acquire "map_data:" . $self->path;
1291		1453
1292	$self->{last_save} = $cf::RUNTIME;	1454	$self->{last_save} = $cf::RUNTIME;
1293		1455
1294	return unless $self->dirty;	1456	return unless $self->dirty;
1295		1457
1296	my $save = $self->{path}->save_path; utf8::encode $save;	1458	my $save = $self->save_path; utf8::encode $save;
1297	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1459	my $uniq = $self->uniq_path; utf8::encode $uniq;
1298		1460
1299	$self->{load_path} = $save;	1461	$self->{load_path} = $save;
1300		1462
1301	return if $self->{deny_save};	1463	return if $self->{deny_save};
1302		1464
1303	local $self->{last_access} = $self->last_access;#d#	1465	local $self->{last_access} = $self->last_access;#d#
1304		1466
		1467	cf::async {
		1468	$_->contr->save for $self->players;
		1469	};
		1470
1305	if ($uniq) {	1471	if ($uniq) {
1306	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);	1472	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);
1307	$self->save_objects ($uniq, cf::IO_UNIQUES);	1473	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1308	} else {	1474	} else {
1309	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);	1475	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);
1310	}	1476	}
1311	}	1477	}
1312		1478
1313	sub swap_out {	1479	sub swap_out {
1314	my ($self) = @_;	1480	my ($self) = @_;
…		…
1328		1494
1329	sub reset_at {	1495	sub reset_at {
1330	my ($self) = @_;	1496	my ($self) = @_;
1331		1497
1332	# TODO: safety, remove and allow resettable per-player maps	1498	# TODO: safety, remove and allow resettable per-player maps
1333	return 1e99 if $self->{path}{user_rel};	1499	return 1e99 if $self->isa ("ext::map_per_player");
1334	return 1e99 if $self->{deny_reset};	1500	return 1e99 if $self->{deny_reset};
1335		1501
1336	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1502	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1337	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;	1503	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;
1338		1504
…		…
1343	my ($self) = @_;	1509	my ($self) = @_;
1344		1510
1345	$self->reset_at <= $cf::RUNTIME	1511	$self->reset_at <= $cf::RUNTIME
1346	}	1512	}
1347		1513
1348	sub unlink_save {
1349	my ($self) = @_;
1350
1351	utf8::encode (my $save = $self->{path}->save_path);
1352	aioreq_pri 3; IO::AIO::aio_unlink $save;
1353	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1354	}
1355
1356	sub rename {	1514	sub rename {
1357	my ($self, $new_path) = @_;	1515	my ($self, $new_path) = @_;
1358		1516
		1517	normalise $new_path;
		1518
1359	$self->unlink_save;	1519	$self->unlink_save;
1360		1520
1361	delete $cf::MAP{$self->path};	1521	delete $cf::MAP{$self->path};
1362	$self->{path} = new cf::path $new_path;	1522	$self->{path} = $new_path; $self->path ($self->{path});
1363	$self->path ($self->{path}->as_string);
1364	$cf::MAP{$self->path} = $self;	1523	$cf::MAP{$self->path} = $self;
1365		1524
1366	$self->save;	1525	$self->save;
1367	}	1526	}
1368		1527
1369	sub reset {	1528	sub reset {
1370	my ($self) = @_;	1529	my ($self) = @_;
1371		1530
1372	my $lock = cf::lock_acquire "map_data:" . $self->path;	1531	my $lock = cf::lock_acquire "map_data:$self->{path}";
1373		1532
1374	return if $self->players;	1533	return if $self->players;
1375	return if $self->{path}{user_rel};#d#	1534	return if $self->isa ("ext::map_per_player");#d#
1376		1535
1377	warn "resetting map ", $self->path;#d#	1536	warn "resetting map ", $self->path;#d#
1378		1537
1379	delete $cf::MAP{$self->path};	1538	delete $cf::MAP{$self->path};
		1539
		1540	$self->in_memory (cf::MAP_SWAPPED);
		1541	$self->clear;
1380		1542
1381	$_->clear_links_to ($self) for values %cf::MAP;	1543	$_->clear_links_to ($self) for values %cf::MAP;
1382		1544
1383	$self->unlink_save;	1545	$self->unlink_save;
1384	$self->destroy;	1546	$self->destroy;
…		…
1393	$self->reset_timeout (1);	1555	$self->reset_timeout (1);
1394	$self->rename ("{nuke}/" . ($nuke_counter++));	1556	$self->rename ("{nuke}/" . ($nuke_counter++));
1395	$self->reset; # polite request, might not happen	1557	$self->reset; # polite request, might not happen
1396	}	1558	}
1397		1559
1398	sub customise_for {	1560	=item cf::map::unique_maps
1399	my ($map, $ob) = @_;
1400		1561
1401	if ($map->per_player) {	1562	Returns an arrayref of paths of all shared maps that have
1402	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1563	instantiated unique items. May block.
1403	}
1404		1564
1405	$map	1565	=cut
1406	}
1407		1566
1408	sub emergency_save {	1567	sub unique_maps() {
1409	my $freeze_guard = cf::freeze_mainloop;	1568	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1569	or return;
1410		1570
1411	warn "enter emergency map save\n";	1571	my @paths;
1412		1572
1413	cf::sync_job {	1573	for (@$files) {
1414	warn "begin emergency map save\n";	1574	utf8::decode $_;
1415	$_->save for values %cf::MAP;	1575	next if /\.pst$/;
		1576	next unless /^$PATH_SEP/o;
		1577
		1578	s/\.map$//;
		1579	push @paths, $_;
1416	};	1580	}
1417		1581
1418	warn "end emergency map save\n";	1582	\@paths
1419	}	1583	}
1420		1584
1421	package cf;	1585	package cf;
1422		1586
1423	=back	1587	=back
1424		1588
		1589	=head3 cf::object
		1590
		1591	=cut
		1592
		1593	package cf::object;
		1594
		1595	=over 4
		1596
		1597	=item $ob->inv_recursive
		1598
		1599	Returns the inventory of the object _and_ their inventories, recursively.
		1600
		1601	=cut
		1602
		1603	sub inv_recursive_;
		1604	sub inv_recursive_ {
		1605	map { $_, inv_recursive_ $_->inv } @_
		1606	}
		1607
		1608	sub inv_recursive {
		1609	inv_recursive_ inv $_[0]
		1610	}
		1611
		1612	package cf;
		1613
		1614	=back
1425		1615
1426	=head3 cf::object::player	1616	=head3 cf::object::player
1427		1617
1428	=over 4	1618	=over 4
1429		1619
…		…
1469		1659
1470	=item $player_object->enter_link	1660	=item $player_object->enter_link
1471		1661
1472	Freezes the player and moves him/her to a special map (C<{link}>).	1662	Freezes the player and moves him/her to a special map (C<{link}>).
1473		1663
1474	The player should be reaosnably safe there for short amounts of time. You	1664	The player should be reasonably safe there for short amounts of time. You
1475	I<MUST> call C<leave_link> as soon as possible, though.	1665	I<MUST> call C<leave_link> as soon as possible, though.
1476		1666
		1667	Will never block.
		1668
1477	=item $player_object->leave_link ($map, $x, $y)	1669	=item $player_object->leave_link ($map, $x, $y)
1478		1670
1479	Moves the player out of the specila link map onto the given map. If the	1671	Moves the player out of the special C<{link}> map onto the specified
1480	map is not valid (or omitted), the player will be moved back to the	1672	map. If the map is not valid (or omitted), the player will be moved back
1481	location he/she was before the call to C<enter_link>, or, if that fails,	1673	to the location he/she was before the call to C<enter_link>, or, if that
1482	to the emergency map position.	1674	fails, to the emergency map position.
1483		1675
1484	Might block.	1676	Might block.
1485		1677
1486	=cut	1678	=cut
		1679
		1680	sub link_map {
		1681	unless ($LINK_MAP) {
		1682	$LINK_MAP = cf::map::find "{link}"
		1683	or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 };
		1684	$LINK_MAP->load;
		1685	}
		1686
		1687	$LINK_MAP
		1688	}
1487		1689
1488	sub cf::object::player::enter_link {	1690	sub cf::object::player::enter_link {
1489	my ($self) = @_;	1691	my ($self) = @_;
1490		1692
1491	$self->deactivate_recursive;	1693	$self->deactivate_recursive;
1492		1694
1493	return if $self->map == $LINK_MAP;	1695	return if UNIVERSAL::isa $self->map, "ext::map_link";
1494		1696
1495	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]	1697	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]
1496	if $self->map;	1698	if $self->map;
1497		1699
1498	$self->enter_map ($LINK_MAP, 20, 20);	1700	$self->enter_map ($LINK_MAP \|\| link_map, 20, 20);
1499	}	1701	}
1500		1702
1501	sub cf::object::player::leave_link {	1703	sub cf::object::player::leave_link {
1502	my ($self, $map, $x, $y) = @_;	1704	my ($self, $map, $x, $y) = @_;
1503		1705
…		…
1521	# use -1 or undef as default coordinates, not 0, 0	1723	# use -1 or undef as default coordinates, not 0, 0
1522	($x, $y) = ($map->enter_x, $map->enter_y)	1724	($x, $y) = ($map->enter_x, $map->enter_y)
1523	if $x <=0 && $y <= 0;	1725	if $x <=0 && $y <= 0;
1524		1726
1525	$map->load;	1727	$map->load;
		1728	$map->load_diag;
1526		1729
		1730	return unless $self->contr->active;
1527	$self->activate_recursive;	1731	$self->activate_recursive;
1528	$self->enter_map ($map, $x, $y);	1732	$self->enter_map ($map, $x, $y);
1529	}	1733	}
1530		1734
1531	cf::player->attach (	1735	cf::player->attach (
…		…
1543	my ($pl) = @_;	1747	my ($pl) = @_;
1544		1748
1545	# try to abort aborted map switching on player login :)	1749	# try to abort aborted map switching on player login :)
1546	# should happen only on crashes	1750	# should happen only on crashes
1547	if ($pl->ob->{_link_pos}) {	1751	if ($pl->ob->{_link_pos}) {
1548
1549	$pl->ob->enter_link;	1752	$pl->ob->enter_link;
1550	(Coro::async_pool {	1753	(async {
1551	# we need this sleep as the login has a concurrent enter_exit running	1754	# we need this sleep as the login has a concurrent enter_exit running
1552	# and this sleep increases chances of the player not ending up in scorn	1755	# and this sleep increases chances of the player not ending up in scorn
		1756	$pl->ob->reply (undef,
		1757	"There was an internal problem at your last logout, "
		1758	. "the server will try to bring you to your intended destination in a second.",
		1759	cf::NDI_RED);
1553	Coro::Timer::sleep 1;	1760	Coro::Timer::sleep 1;
1554	$pl->ob->leave_link;	1761	$pl->ob->leave_link;
1555	})->prio (2);	1762	})->prio (2);
1556	}	1763	}
1557	},	1764	},
…		…
1564	sub cf::object::player::goto {	1771	sub cf::object::player::goto {
1565	my ($self, $path, $x, $y) = @_;	1772	my ($self, $path, $x, $y) = @_;
1566		1773
1567	$self->enter_link;	1774	$self->enter_link;
1568		1775
1569	(Coro::async_pool {	1776	(async {
1570	$path = new cf::path $path;
1571
1572	my $map = cf::map::find $path->as_string;	1777	my $map = cf::map::find $path;
1573	$map = $map->customise_for ($self) if $map;	1778	$map = $map->customise_for ($self) if $map;
1574		1779
1575	# warn "entering ", $map->path, " at ($x, $y)\n"	1780	# warn "entering ", $map->path, " at ($x, $y)\n"
1576	# if $map;	1781	# if $map;
1577		1782
1578	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE \| cf::NDI_RED);	1783	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE \| cf::NDI_RED);
1579		1784
1580	$self->leave_link ($map, $x, $y);	1785	$self->leave_link ($map, $x, $y);
1581	})->prio (1);	1786	})->prio (1);
1582	}	1787	}
1583		1788
…		…
1636		1841
1637	return unless $self->type == cf::PLAYER;	1842	return unless $self->type == cf::PLAYER;
1638		1843
1639	$self->enter_link;	1844	$self->enter_link;
1640		1845
1641	(Coro::async_pool {	1846	(async {
1642	$self->deactivate_recursive; # just to be sure	1847	$self->deactivate_recursive; # just to be sure
1643	unless (eval {	1848	unless (eval {
1644	prepare_random_map $exit	1849	prepare_random_map $exit
1645	if $exit->slaying eq "/!";	1850	if $exit->slaying eq "/!";
1646		1851
1647	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;	1852	my $path = new_from_path cf::map $exit->slaying, $exit->map && $exit->map->path;
1648	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);	1853	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1649		1854
1650	1;	1855	1;
1651	}) {	1856	}) {
1652	$self->message ("Something went wrong deep within the crossfire server. "	1857	$self->message ("Something went wrong deep within the crossfire server. "
1653	. "I'll try to bring you back to the map you were before. "	1858	. "I'll try to bring you back to the map you were before. "
1654	. "Please report this to the dungeon master",	1859	. "Please report this to the dungeon master!",
1655	cf::NDI_UNIQUE \| cf::NDI_RED);	1860	cf::NDI_UNIQUE \| cf::NDI_RED);
1656		1861
1657	warn "ERROR in enter_exit: $@";	1862	warn "ERROR in enter_exit: $@";
1658	$self->leave_link;	1863	$self->leave_link;
1659	}	1864	}
…		…
1727	}	1932	}
1728	}	1933	}
1729	},	1934	},
1730	);	1935	);
1731		1936
1732	=item $client->coro (\&cb)	1937	=item $client->async (\&cb)
1733		1938
1734	Create a new coroutine, running the specified callback. The coroutine will	1939	Create a new coroutine, running the specified callback. The coroutine will
1735	be automatically cancelled when the client gets destroyed (e.g. on logout,	1940	be automatically cancelled when the client gets destroyed (e.g. on logout,
1736	or loss of connection).	1941	or loss of connection).
1737		1942
1738	=cut	1943	=cut
1739		1944
1740	sub cf::client::coro {	1945	sub cf::client::async {
1741	my ($self, $cb) = @_;	1946	my ($self, $cb) = @_;
1742		1947
1743	my $coro = &Coro::async_pool ($cb);	1948	my $coro = &Coro::async ($cb);
1744		1949
1745	$coro->on_destroy (sub {	1950	$coro->on_destroy (sub {
1746	delete $self->{_coro}{$coro+0};	1951	delete $self->{_coro}{$coro+0};
1747	});	1952	});
1748		1953
…		…
1991	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	2196	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
1992	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	2197	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
1993		2198
1994	if (exists $CFG{mlockall}) {	2199	if (exists $CFG{mlockall}) {
1995	eval {	2200	eval {
1996	$CFG{mlockall} ? &mlockall : &munlockall	2201	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
1997	and die "WARNING: m(un)lockall failed: $!\n";	2202	and die "WARNING: m(un)lockall failed: $!\n";
1998	};	2203	};
1999	warn $@ if $@;	2204	warn $@ if $@;
2000	}	2205	}
2001	}	2206	}
2002		2207
2003	sub main {	2208	sub main {
2004	# we must not ever block the main coroutine	2209	# we must not ever block the main coroutine
2005	local $Coro::idle = sub {	2210	local $Coro::idle = sub {
2006	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2211	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2007	Coro::async_pool { Event::one_event };	2212	async { Event::one_event };
2008	};	2213	};
2009		2214
2010	cfg_load;	2215	cfg_load;
2011	db_load;	2216	db_load;
2012	load_extensions;	2217	load_extensions;
2013	Event::loop;	2218	Event::loop;
2014	}	2219	}
2015		2220
2016	#############################################################################	2221	#############################################################################
2017	# initialisation	2222	# initialisation and cleanup
		2223
		2224	# install some emergency cleanup handlers
		2225	BEGIN {
		2226	for my $signal (qw(INT HUP TERM)) {
		2227	Event->signal (
		2228	data => WF_AUTOCANCEL,
		2229	signal => $signal,
		2230	cb => sub {
		2231	cf::cleanup "SIG$signal";
		2232	},
		2233	);
		2234	}
		2235	}
		2236
		2237	sub emergency_save() {
		2238	my $freeze_guard = cf::freeze_mainloop;
		2239
		2240	warn "enter emergency perl save\n";
		2241
		2242	cf::sync_job {
		2243	# use a peculiar iteration method to avoid tripping on perl
		2244	# refcount bugs in for. also avoids problems with players
		2245	# and maps saved/destroyed asynchronously.
		2246	warn "begin emergency player save\n";
		2247	for my $login (keys %cf::PLAYER) {
		2248	my $pl = $cf::PLAYER{$login} or next;
		2249	$pl->valid or next;
		2250	$pl->save;
		2251	}
		2252	warn "end emergency player save\n";
		2253
		2254	warn "begin emergency map save\n";
		2255	for my $path (keys %cf::MAP) {
		2256	my $map = $cf::MAP{$path} or next;
		2257	$map->valid or next;
		2258	$map->save;
		2259	}
		2260	warn "end emergency map save\n";
		2261	};
		2262
		2263	warn "leave emergency perl save\n";
		2264	}
2018		2265
2019	sub reload() {	2266	sub reload() {
2020	# can/must only be called in main	2267	# can/must only be called in main
2021	if ($Coro::current != $Coro::main) {	2268	if ($Coro::current != $Coro::main) {
2022	warn "can only reload from main coroutine\n";	2269	warn "can only reload from main coroutine\n";
2023	return;	2270	return;
2024	}	2271	}
2025		2272
2026	warn "reloading...";	2273	warn "reloading...";
2027		2274
		2275	warn "freezing server";
2028	my $guard = freeze_mainloop;	2276	my $guard = freeze_mainloop;
2029	cf::emergency_save;	2277	cf::emergency_save;
2030		2278
		2279	warn "sync database to disk";
		2280	cf::db_sync;
		2281	IO::AIO::flush;
		2282
2031	eval {	2283	eval {
2032	# if anything goes wrong in here, we should simply crash as we already saved	2284	# if anything goes wrong in here, we should simply crash as we already saved
2033		2285
2034	# cancel all watchers	2286	warn "cancel all watchers";
2035	for (Event::all_watchers) {	2287	for (Event::all_watchers) {
2036	$_->cancel if $_->data & WF_AUTOCANCEL;	2288	$_->cancel if $_->data & WF_AUTOCANCEL;
2037	}	2289	}
2038		2290
2039	# cancel all extension coros	2291	warn "cancel all extension coros";
2040	$_->cancel for values %EXT_CORO;	2292	$_->cancel for values %EXT_CORO;
2041	%EXT_CORO = ();	2293	%EXT_CORO = ();
2042		2294
		2295	warn "remove commands";
		2296	%COMMAND = ();
		2297
		2298	warn "remove ext commands";
		2299	%EXTCMD = ();
		2300
2043	# unload all extensions	2301	warn "unload/nuke all extensions";
2044	for (@exts) {	2302	for my $pkg (@EXTS) {
2045	warn "unloading <$_>";	2303	warn "... unloading $pkg";
2046	unload_extension $_;	2304
		2305	if (my $cb = $pkg->can ("unload")) {
		2306	eval {
		2307	$cb->($pkg);
		2308	1
		2309	} or warn "$pkg unloaded, but with errors: $@";
2047	}	2310	}
2048		2311
		2312	warn "... nuking $pkg";
		2313	Symbol::delete_package $pkg;
		2314	}
		2315
2049	# unload all modules loaded from $LIBDIR	2316	warn "unload all perl modules loaded from $LIBDIR";
2050	while (my ($k, $v) = each %INC) {	2317	while (my ($k, $v) = each %INC) {
2051	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2318	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2052		2319
2053	warn "removing <$k>";	2320	warn "removing <$k>";
2054	delete $INC{$k};	2321	delete $INC{$k};
…		…
2061	}	2328	}
2062		2329
2063	Symbol::delete_package $k;	2330	Symbol::delete_package $k;
2064	}	2331	}
2065		2332
2066	# sync database to disk
2067	cf::db_sync;
2068	IO::AIO::flush;
2069
2070	# get rid of safe::, as good as possible	2333	warn "get rid of safe::, as good as possible";
2071	Symbol::delete_package "safe::$_"	2334	Symbol::delete_package "safe::$_"
2072	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2335	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2073		2336
2074	# remove register_script_function callbacks
2075	# TODO
2076
2077	# unload cf.pm "a bit"	2337	warn "unload cf.pm \"a bit\"";
2078	delete $INC{"cf.pm"};	2338	delete $INC{"cf.pm"};
2079		2339
2080	# don't, removes xs symbols, too,	2340	# don't, removes xs symbols, too,
2081	# and global variables created in xs	2341	# and global variables created in xs
2082	#Symbol::delete_package __PACKAGE__;	2342	#Symbol::delete_package __PACKAGE__;
2083		2343
2084	# reload cf.pm
2085	warn "reloading cf.pm";	2344	warn "reloading cf.pm";
2086	require cf;	2345	require cf;
2087	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2346	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2088		2347
2089	# load config and database again	2348	warn "load config and database again";
2090	cf::cfg_load;	2349	cf::cfg_load;
2091	cf::db_load;	2350	cf::db_load;
2092		2351
2093	# load extensions
2094	warn "load extensions";	2352	warn "load extensions";
2095	cf::load_extensions;	2353	cf::load_extensions;
2096		2354
2097	# reattach attachments to objects	2355	warn "reattach attachments to objects/players";
2098	warn "reattach";
2099	_global_reattach;	2356	_global_reattach;
		2357	warn "reattach attachments to maps";
		2358	reattach $_ for values %MAP;
2100	};	2359	};
2101		2360
2102	if ($@) {	2361	if ($@) {
2103	warn $@;	2362	warn $@;
2104	warn "error while reloading, exiting.";	2363	warn "error while reloading, exiting.";
2105	exit 1;	2364	exit 1;
2106	}	2365	}
2107		2366
2108	warn "reloaded successfully";	2367	warn "reloaded";
2109	};	2368	};
2110
2111	#############################################################################
2112
2113	unless ($LINK_MAP) {
2114	$LINK_MAP = cf::map::new;
2115
2116	$LINK_MAP->width (41);
2117	$LINK_MAP->height (41);
2118	$LINK_MAP->alloc;
2119	$LINK_MAP->path ("{link}");
2120	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2121	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2122
2123	# dirty hack because... archetypes are not yet loaded
2124	Event->timer (
2125	after => 2,
2126	cb => sub {
2127	$_[0]->w->cancel;
2128
2129	# provide some exits "home"
2130	my $exit = cf::object::new "exit";
2131
2132	$exit->slaying ($EMERGENCY_POSITION->[0]);
2133	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2134	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2135
2136	$LINK_MAP->insert ($exit->clone, 19, 19);
2137	$LINK_MAP->insert ($exit->clone, 19, 20);
2138	$LINK_MAP->insert ($exit->clone, 19, 21);
2139	$LINK_MAP->insert ($exit->clone, 20, 19);
2140	$LINK_MAP->insert ($exit->clone, 20, 21);
2141	$LINK_MAP->insert ($exit->clone, 21, 19);
2142	$LINK_MAP->insert ($exit->clone, 21, 20);
2143	$LINK_MAP->insert ($exit->clone, 21, 21);
2144
2145	$exit->destroy;
2146	});
2147
2148	$LINK_MAP->{deny_save} = 1;
2149	$LINK_MAP->{deny_reset} = 1;
2150
2151	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2152	}
2153
2154	register "<global>", __PACKAGE__;
2155		2369
2156	register_command "reload" => sub {	2370	register_command "reload" => sub {
2157	my ($who, $arg) = @_;	2371	my ($who, $arg) = @_;
2158		2372
2159	if ($who->flag (FLAG_WIZ)) {	2373	if ($who->flag (FLAG_WIZ)) {
…		…
2169	reentrant => 0,	2383	reentrant => 0,
2170	prio => 0,	2384	prio => 0,
2171	at => $NEXT_TICK \|\| $TICK,	2385	at => $NEXT_TICK \|\| $TICK,
2172	data => WF_AUTOCANCEL,	2386	data => WF_AUTOCANCEL,
2173	cb => sub {	2387	cb => sub {
		2388	$NOW = Event::time;
		2389
2174	cf::server_tick; # one server iteration	2390	cf::server_tick; # one server iteration
2175	$RUNTIME += $TICK;	2391	$RUNTIME += $TICK;
2176	$NEXT_TICK += $TICK;	2392	$NEXT_TICK += $TICK;
		2393
		2394	$WAIT_FOR_TICK->broadcast;
		2395	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2177		2396
2178	# if we are delayed by four ticks or more, skip them all	2397	# if we are delayed by four ticks or more, skip them all
2179	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2398	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2180		2399
2181	$TICK_WATCHER->at ($NEXT_TICK);	2400	$TICK_WATCHER->at ($NEXT_TICK);

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Comparing cf.schmorp.de/server/lib/cf.pm (file contents): Revision 1.139 by root, Fri Jan 5 19:12:03 2007 UTC vs. Revision 1.167 by root, Sat Jan 13 23:32:43 2007 UTC

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Comparing cf.schmorp.de/server/lib/cf.pm (file contents):
Revision 1.139 by root, Fri Jan 5 19:12:03 2007 UTC vs.
Revision 1.167 by root, Sat Jan 13 23:32:43 2007 UTC