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

Comparing cf.schmorp.de/server/lib/cf.pm (file contents):
Revision 1.138 by root, Fri Jan 5 17:07:17 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 (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 $ext;
…		…
1021	} or warn "$ext not loaded: $@";	900	} or warn "$ext not loaded: $@";
1022	}	901	}
1023	}	902	}
1024		903
1025	#############################################################################	904	#############################################################################
1026	# load/save/clean perl data associated with a map
1027
1028	*cf::mapsupport::on_clean = sub {
1029	my ($map) = @_;
1030
1031	my $path = $map->tmpname;
1032	defined $path or return;
1033
1034	unlink "$path.pst";
1035	};
1036
1037	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1038
1039	#############################################################################
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		905
1063	=head2 CORE EXTENSIONS	906	=head2 CORE EXTENSIONS
1064		907
1065	Functions and methods that extend core crossfire objects.	908	Functions and methods that extend core crossfire objects.
1066		909
		910	=cut
		911
		912	package cf::player;
		913
		914	use Coro::AIO;
		915
1067	=head3 cf::player	916	=head3 cf::player
1068		917
1069	=over 4	918	=over 4
1070		919
1071	=item cf::player::exists $login	920	=item cf::player::find $login
1072		921
1073	Returns true when the given account exists.	922	Returns the given player object, loading it if necessary (might block).
1074		923
1075	=cut	924	=cut
1076		925
1077	sub cf::player::exists($) {	926	sub playerdir($) {
1078	cf::player::find $_[0]	927	cf::localdir
1079	or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[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
1080	}	1073	}
1081		1074
1082	=item $player->ext_reply ($msgid, $msgtype, %msg)	1075	=item $player->ext_reply ($msgid, $msgtype, %msg)
1083		1076
1084	Sends an ext reply to the player.	1077	Sends an ext reply to the player.
1085		1078
1086	=cut	1079	=cut
1087		1080
1088	sub cf::player::ext_reply($$$%) {	1081	sub ext_reply($$$%) {
1089	my ($self, $id, %msg) = @_;	1082	my ($self, $id, %msg) = @_;
1090		1083
1091	$msg{msgid} = $id;	1084	$msg{msgid} = $id;
1092		1085
1093	$self->send ("ext " . to_json \%msg);	1086	$self->send ("ext " . cf::to_json \%msg);
1094	}	1087	}
		1088
		1089	package cf;
1095		1090
1096	=back	1091	=back
1097		1092
1098		1093
1099	=head3 cf::map	1094	=head3 cf::map
…		…
1105	package cf::map;	1100	package cf::map;
1106		1101
1107	use Fcntl;	1102	use Fcntl;
1108	use Coro::AIO;	1103	use Coro::AIO;
1109		1104
		1105	use overload
		1106	'""' => \&as_string;
		1107
1110	our $MAX_RESET = 3600;	1108	our $MAX_RESET = 3600;
1111	our $DEFAULT_RESET = 3000;	1109	our $DEFAULT_RESET = 3000;
1112		1110
1113	sub generate_random_map {	1111	sub generate_random_map {
1114	my ($path, $rmp) = @_;	1112	my ($self, $rmp) = @_;
1115		1113
1116	# mit "rum" bekleckern, nicht	1114	# mit "rum" bekleckern, nicht
1117	cf::map::_create_random_map	1115	$self->_create_random_map (
1118	$path,
1119	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1116	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1120	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1117	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1121	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1118	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1122	$rmp->{exit_on_final_map},	1119	$rmp->{exit_on_final_map},
1123	$rmp->{xsize}, $rmp->{ysize},	1120	$rmp->{xsize}, $rmp->{ysize},
1124	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1121	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1125	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1122	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1126	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1123	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1127	$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},
1128	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1125	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1129	(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
1130	}	1233	}
1131		1234
1132	# and all this just because we cannot iterate over	1235	# and all this just because we cannot iterate over
1133	# all maps in C++...	1236	# all maps in C++...
1134	sub change_all_map_light {	1237	sub change_all_map_light {
…		…
1136		1239
1137	$_->change_map_light ($change)	1240	$_->change_map_light ($change)
1138	for grep $_->outdoor, values %cf::MAP;	1241	for grep $_->outdoor, values %cf::MAP;
1139	}	1242	}
1140		1243
		1244	sub unlink_save {
		1245	my ($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
1141	sub try_load_header($) {	1252	sub load_header_from($) {
1142	my ($path) = @_;	1253	my ($self, $path) = @_;
1143		1254
1144	utf8::encode $path;	1255	utf8::encode $path;
1145	aio_open $path, O_RDONLY, 0	1256	aio_open $path, O_RDONLY, 0
1146	or return;	1257	or return;
1147		1258
1148	my $map = cf::map::new	1259	$self->_load_header ($path)
1149	or return;	1260	or return;
1150		1261
1151	# for better error messages only, will be overwritten	1262	$self->{load_path} = $path;
1152	$map->path ($path);
1153		1263
1154	$map->load_header ($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
1155	or return;	1290	or return;
1156		1291
1157	$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	}
1158		1297
1159	$map	1298	1
1160	}	1299	}
1161		1300
1162	sub find;	1301	sub find;
1163	sub find {	1302	sub find {
1164	my ($path, $origin) = @_;	1303	my ($path, $origin) = @_;
1165		1304
1166	#warn "find<$path,$origin>\n";#d#
1167
1168	$path = new cf::path $path, $origin && $origin->path;	1305	$path = normalise $path, $origin && $origin->path;
1169	my $key = $path->as_string;
1170		1306
1171	cf::lock_wait "map_find:$key";	1307	cf::lock_wait "map_find:$path";
1172		1308
1173	$cf::MAP{$key} \|\| do {	1309	$cf::MAP{$path} \|\| do {
1174	my $guard = cf::lock_acquire "map_find:$key";	1310	my $guard = cf::lock_acquire "map_find:$path";
1175		1311	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;	1312	or return;
1195		1313
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;	1314	$map->{last_save} = $cf::RUNTIME;
1208		1315
1209	Coro::cede;	1316	$map->load_header
		1317	or return;
1210		1318
1211	if ($map->should_reset) {	1319	if ($map->should_reset) {
1212	$map->reset;	1320	$map->reset;
1213	undef $guard;	1321	undef $guard;
1214	$map = find $path	1322	$map = find $path
1215	or return;	1323	or return;
1216	}	1324	}
1217		1325
1218	$cf::MAP{$key} = $map	1326	$cf::MAP{$path} = $map
1219	}	1327	}
1220	}	1328	}
1221		1329
1222	sub load {	1330	sub load {
1223	my ($self) = @_;	1331	my ($self) = @_;
1224		1332
1225	my $path = $self->{path};	1333	my $path = $self->{path};
1226	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1334	my $guard = cf::lock_acquire "map_load:$path";
1227		1335
1228	return if $self->in_memory != cf::MAP_SWAPPED;	1336	return if $self->in_memory != cf::MAP_SWAPPED;
1229		1337
1230	$self->in_memory (cf::MAP_LOADING);	1338	$self->in_memory (cf::MAP_LOADING);
1231		1339
1232	$self->alloc;	1340	$self->alloc;
1233	$self->load_objects ($self->{load_path}, 1)	1341	$self->_load_objects ($self->{load_path}, 1)
1234	or return;	1342	or return;
1235		1343
1236	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1344	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1237	if delete $self->{load_original};	1345	if delete $self->{load_original};
1238		1346
1239	if (my $uniq = $path->uniq_path) {	1347	if (my $uniq = $self->uniq_path) {
1240	utf8::encode $uniq;	1348	utf8::encode $uniq;
1241	if (aio_open $uniq, O_RDONLY, 0) {	1349	if (aio_open $uniq, O_RDONLY, 0) {
1242	$self->clear_unique_items;	1350	$self->clear_unique_items;
1243	$self->load_objects ($uniq, 0);	1351	$self->_load_objects ($uniq, 0);
1244	}	1352	}
1245	}	1353	}
1246		1354
1247	Coro::cede;	1355	Coro::cede;
1248		1356
1249	# now do the right thing for maps	1357	# now do the right thing for maps
1250	$self->link_multipart_objects;	1358	$self->link_multipart_objects;
1251		1359
1252	if ($self->{path}->is_style_map) {	1360	unless ($self->{deny_activate}) {
1253	$self->{deny_save} = 1;	1361	$self->decay_objects;
1254	$self->{deny_reset} = 1;
1255	} else {
1256	$self->fix_auto_apply;	1362	$self->fix_auto_apply;
1257	$self->decay_objects;
1258	$self->update_buttons;	1363	$self->update_buttons;
		1364	Coro::cede;
1259	$self->set_darkness_map;	1365	$self->set_darkness_map;
1260	$self->difficulty ($self->estimate_difficulty)	1366	$self->difficulty ($self->estimate_difficulty)
1261	unless $self->difficulty;	1367	unless $self->difficulty;
		1368	Coro::cede;
1262	$self->activate;	1369	$self->activate;
1263	}	1370	}
1264		1371
1265	Coro::cede;
1266
1267	$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	$neigh->load;
		1405	}
1268	}	1406	}
1269		1407
1270	sub find_sync {	1408	sub find_sync {
1271	my ($path, $origin) = @_;	1409	my ($path, $origin) = @_;
1272		1410
1273	cf::sync_job { cf::map::find $path, $origin }	1411	cf::sync_job { find $path, $origin }
1274	}	1412	}
1275		1413
1276	sub do_load_sync {	1414	sub do_load_sync {
1277	my ($map) = @_;	1415	my ($map) = @_;
1278		1416
1279	cf::sync_job { $map->load };	1417	cf::sync_job { $map->load };
1280	}	1418	}
1281		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	$MAP_PREFETCHER->ready;
		1445
		1446	()
		1447	}
		1448
1282	sub save {	1449	sub save {
1283	my ($self) = @_;	1450	my ($self) = @_;
1284		1451
1285	my $lock = cf::lock_acquire "map_data:" . $self->path;	1452	my $lock = cf::lock_acquire "map_data:" . $self->path;
1286		1453
1287	$self->{last_save} = $cf::RUNTIME;	1454	$self->{last_save} = $cf::RUNTIME;
1288		1455
1289	return unless $self->dirty;	1456	return unless $self->dirty;
1290		1457
1291	my $save = $self->{path}->save_path; utf8::encode $save;	1458	my $save = $self->save_path; utf8::encode $save;
1292	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1459	my $uniq = $self->uniq_path; utf8::encode $uniq;
1293		1460
1294	$self->{load_path} = $save;	1461	$self->{load_path} = $save;
1295		1462
1296	return if $self->{deny_save};	1463	return if $self->{deny_save};
1297		1464
1298	local $self->{last_access} = $self->last_access;#d#	1465	local $self->{last_access} = $self->last_access;#d#
1299		1466
		1467	cf::async {
		1468	$_->contr->save for $self->players;
		1469	};
		1470
1300	if ($uniq) {	1471	if ($uniq) {
1301	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);	1472	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);
1302	$self->save_objects ($uniq, cf::IO_UNIQUES);	1473	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1303	} else {	1474	} else {
1304	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);	1475	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);
1305	}	1476	}
1306	}	1477	}
1307		1478
1308	sub swap_out {	1479	sub swap_out {
1309	my ($self) = @_;	1480	my ($self) = @_;
…		…
1323		1494
1324	sub reset_at {	1495	sub reset_at {
1325	my ($self) = @_;	1496	my ($self) = @_;
1326		1497
1327	# TODO: safety, remove and allow resettable per-player maps	1498	# TODO: safety, remove and allow resettable per-player maps
1328	return 1e99 if $self->{path}{user_rel};	1499	return 1e99 if $self->isa ("ext::map_per_player");
1329	return 1e99 if $self->{deny_reset};	1500	return 1e99 if $self->{deny_reset};
1330		1501
1331	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1502	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1332	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;	1503	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;
1333		1504
…		…
1338	my ($self) = @_;	1509	my ($self) = @_;
1339		1510
1340	$self->reset_at <= $cf::RUNTIME	1511	$self->reset_at <= $cf::RUNTIME
1341	}	1512	}
1342		1513
1343	sub unlink_save {
1344	my ($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 {	1514	sub rename {
1352	my ($self, $new_path) = @_;	1515	my ($self, $new_path) = @_;
1353		1516
		1517	normalise $new_path;
		1518
1354	$self->unlink_save;	1519	$self->unlink_save;
1355		1520
1356	delete $cf::MAP{$self->path};	1521	delete $cf::MAP{$self->path};
1357	$self->{path} = new cf::path $new_path;	1522	$self->{path} = $new_path; $self->path ($self->{path});
1358	$self->path ($self->{path}->as_string);
1359	$cf::MAP{$self->path} = $self;	1523	$cf::MAP{$self->path} = $self;
1360		1524
1361	$self->save;	1525	$self->save;
1362	}	1526	}
1363		1527
1364	sub reset {	1528	sub reset {
1365	my ($self) = @_;	1529	my ($self) = @_;
1366		1530
1367	my $lock = cf::lock_acquire "map_data:" . $self->path;	1531	my $lock = cf::lock_acquire "map_data:$self->{path}";
1368		1532
1369	return if $self->players;	1533	return if $self->players;
1370	return if $self->{path}{user_rel};#d#	1534	return if $self->isa ("ext::map_per_player");#d#
1371		1535
1372	warn "resetting map ", $self->path;#d#	1536	warn "resetting map ", $self->path;#d#
1373		1537
1374	delete $cf::MAP{$self->path};	1538	delete $cf::MAP{$self->path};
		1539
		1540	$self->in_memory (cf::MAP_SWAPPED);
		1541	$self->clear;
1375		1542
1376	$_->clear_links_to ($self) for values %cf::MAP;	1543	$_->clear_links_to ($self) for values %cf::MAP;
1377		1544
1378	$self->unlink_save;	1545	$self->unlink_save;
1379	$self->destroy;	1546	$self->destroy;
…		…
1388	$self->reset_timeout (1);	1555	$self->reset_timeout (1);
1389	$self->rename ("{nuke}/" . ($nuke_counter++));	1556	$self->rename ("{nuke}/" . ($nuke_counter++));
1390	$self->reset; # polite request, might not happen	1557	$self->reset; # polite request, might not happen
1391	}	1558	}
1392		1559
1393	sub customise_for {	1560	=item cf::map::unique_maps
1394	my ($map, $ob) = @_;
1395		1561
1396	if ($map->per_player) {	1562	Returns an arrayref of paths of all shared maps that have
1397	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1563	instantiated unique items. May block.
1398	}
1399		1564
1400	$map	1565	=cut
1401	}
1402		1566
1403	sub emergency_save {	1567	sub unique_maps() {
1404	my $freeze_guard = cf::freeze_mainloop;	1568	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1569	or return;
1405		1570
1406	warn "enter emergency map save\n";	1571	my @paths;
1407		1572
1408	cf::sync_job {	1573	for (@$files) {
1409	warn "begin emergency map save\n";	1574	utf8::decode $_;
1410	$_->save for values %cf::MAP;	1575	next if /\.pst$/;
		1576	next unless /^$PATH_SEP/o;
		1577
		1578	s/\.map$//;
		1579	push @paths, $_;
1411	};	1580	}
1412		1581
1413	warn "end emergency map save\n";	1582	\@paths
1414	}	1583	}
1415		1584
1416	package cf;	1585	package cf;
1417		1586
1418	=back	1587	=back
1419		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
1420		1615
1421	=head3 cf::object::player	1616	=head3 cf::object::player
1422		1617
1423	=over 4	1618	=over 4
1424		1619
…		…
1464		1659
1465	=item $player_object->enter_link	1660	=item $player_object->enter_link
1466		1661
1467	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}>).
1468		1663
1469	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
1470	I<MUST> call C<leave_link> as soon as possible, though.	1665	I<MUST> call C<leave_link> as soon as possible, though.
1471		1666
		1667	Will never block.
		1668
1472	=item $player_object->leave_link ($map, $x, $y)	1669	=item $player_object->leave_link ($map, $x, $y)
1473		1670
1474	Moves the player out of the specila link map onto the given map. If the	1671	Moves the player out of the special C<{link}> map onto the specified
1475	map is not valid (or omitted), the player will be moved back to the	1672	map. If the map is not valid (or omitted), the player will be moved back
1476	location he/she was before the call to C<enter_link>, or, if that fails,	1673	to the location he/she was before the call to C<enter_link>, or, if that
1477	to the emergency map position.	1674	fails, to the emergency map position.
1478		1675
1479	Might block.	1676	Might block.
1480		1677
1481	=cut	1678	=cut
		1679
		1680	sub link_map {
		1681	unless ($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	$LINK_MAP
		1688	}
1482		1689
1483	sub cf::object::player::enter_link {	1690	sub cf::object::player::enter_link {
1484	my ($self) = @_;	1691	my ($self) = @_;
1485		1692
1486	$self->deactivate_recursive;	1693	$self->deactivate_recursive;
1487		1694
1488	return if $self->map == $LINK_MAP;	1695	return if UNIVERSAL::isa $self->map, "ext::map_link";
1489		1696
1490	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]	1697	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]
1491	if $self->map;	1698	if $self->map;
1492		1699
1493	$self->enter_map ($LINK_MAP, 20, 20);	1700	$self->enter_map ($LINK_MAP \|\| link_map, 20, 20);
1494	}	1701	}
1495		1702
1496	sub cf::object::player::leave_link {	1703	sub cf::object::player::leave_link {
1497	my ($self, $map, $x, $y) = @_;	1704	my ($self, $map, $x, $y) = @_;
1498		1705
…		…
1516	# use -1 or undef as default coordinates, not 0, 0	1723	# use -1 or undef as default coordinates, not 0, 0
1517	($x, $y) = ($map->enter_x, $map->enter_y)	1724	($x, $y) = ($map->enter_x, $map->enter_y)
1518	if $x <=0 && $y <= 0;	1725	if $x <=0 && $y <= 0;
1519		1726
1520	$map->load;	1727	$map->load;
		1728	$map->load_diag;
1521		1729
		1730	return unless $self->contr->active;
1522	$self->activate_recursive;	1731	$self->activate_recursive;
1523	$self->enter_map ($map, $x, $y);	1732	$self->enter_map ($map, $x, $y);
1524	}	1733	}
1525		1734
1526	cf::player->attach (	1735	cf::player->attach (
…		…
1539		1748
1540	# try to abort aborted map switching on player login :)	1749	# try to abort aborted map switching on player login :)
1541	# should happen only on crashes	1750	# should happen only on crashes
1542	if ($pl->ob->{_link_pos}) {	1751	if ($pl->ob->{_link_pos}) {
1543	$pl->ob->enter_link;	1752	$pl->ob->enter_link;
1544	Coro::async_pool {	1753	(async {
1545	# 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
1546	# 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);
1547	Coro::Timer::sleep 1;	1760	Coro::Timer::sleep 1;
1548	$pl->ob->leave_link;	1761	$pl->ob->leave_link;
1549	};	1762	})->prio (2);
1550	}	1763	}
1551	},	1764	},
1552	);	1765	);
1553		1766
1554	=item $player_object->goto ($path, $x, $y)	1767	=item $player_object->goto ($path, $x, $y)
…		…
1558	sub cf::object::player::goto {	1771	sub cf::object::player::goto {
1559	my ($self, $path, $x, $y) = @_;	1772	my ($self, $path, $x, $y) = @_;
1560		1773
1561	$self->enter_link;	1774	$self->enter_link;
1562		1775
1563	(Coro::async_pool {	1776	(async {
1564	$path = new cf::path $path;
1565
1566	my $map = cf::map::find $path->as_string;	1777	my $map = cf::map::find $path;
1567	$map = $map->customise_for ($self) if $map;	1778	$map = $map->customise_for ($self) if $map;
1568		1779
1569	# warn "entering ", $map->path, " at ($x, $y)\n"	1780	# warn "entering ", $map->path, " at ($x, $y)\n"
1570	# if $map;	1781	# if $map;
1571		1782
1572	$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);
1573		1784
1574	$self->leave_link ($map, $x, $y);	1785	$self->leave_link ($map, $x, $y);
1575	})->prio (1);	1786	})->prio (1);
1576	}	1787	}
1577		1788
…		…
1630		1841
1631	return unless $self->type == cf::PLAYER;	1842	return unless $self->type == cf::PLAYER;
1632		1843
1633	$self->enter_link;	1844	$self->enter_link;
1634		1845
1635	(Coro::async_pool {	1846	(async {
1636	$self->deactivate_recursive; # just to be sure	1847	$self->deactivate_recursive; # just to be sure
1637	unless (eval {	1848	unless (eval {
1638	prepare_random_map $exit	1849	prepare_random_map $exit
1639	if $exit->slaying eq "/!";	1850	if $exit->slaying eq "/!";
1640		1851
1641	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;
1642	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);	1853	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1643		1854
1644	1;	1855	1;
1645	}) {	1856	}) {
1646	$self->message ("Something went wrong deep within the crossfire server. "	1857	$self->message ("Something went wrong deep within the crossfire server. "
1647	. "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. "
1648	. "Please report this to the dungeon master",	1859	. "Please report this to the dungeon master!",
1649	cf::NDI_UNIQUE \| cf::NDI_RED);	1860	cf::NDI_UNIQUE \| cf::NDI_RED);
1650		1861
1651	warn "ERROR in enter_exit: $@";	1862	warn "ERROR in enter_exit: $@";
1652	$self->leave_link;	1863	$self->leave_link;
1653	}	1864	}
…		…
1721	}	1932	}
1722	}	1933	}
1723	},	1934	},
1724	);	1935	);
1725		1936
1726	=item $client->coro (\&cb)	1937	=item $client->async (\&cb)
1727		1938
1728	Create a new coroutine, running the specified callback. The coroutine will	1939	Create a new coroutine, running the specified callback. The coroutine will
1729	be automatically cancelled when the client gets destroyed (e.g. on logout,	1940	be automatically cancelled when the client gets destroyed (e.g. on logout,
1730	or loss of connection).	1941	or loss of connection).
1731		1942
1732	=cut	1943	=cut
1733		1944
1734	sub cf::client::coro {	1945	sub cf::client::async {
1735	my ($self, $cb) = @_;	1946	my ($self, $cb) = @_;
1736		1947
1737	my $coro = &Coro::async_pool ($cb);	1948	my $coro = &Coro::async ($cb);
1738		1949
1739	$coro->on_destroy (sub {	1950	$coro->on_destroy (sub {
1740	delete $self->{_coro}{$coro+0};	1951	delete $self->{_coro}{$coro+0};
1741	});	1952	});
1742		1953
…		…
1980	local $/;	2191	local $/;
1981	*CFG = YAML::Syck::Load <$fh>;	2192	*CFG = YAML::Syck::Load <$fh>;
1982		2193
1983	$EMERGENCY_POSITION = $CFG{emergency_position} \|\| ["/world/world_105_115", 5, 37];	2194	$EMERGENCY_POSITION = $CFG{emergency_position} \|\| ["/world/world_105_115", 5, 37];
1984		2195
		2196	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
		2197	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
		2198
1985	if (exists $CFG{mlockall}) {	2199	if (exists $CFG{mlockall}) {
1986	eval {	2200	eval {
1987	$CFG{mlockall} ? &mlockall : &munlockall	2201	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
1988	and die "WARNING: m(un)lockall failed: $!\n";	2202	and die "WARNING: m(un)lockall failed: $!\n";
1989	};	2203	};
1990	warn $@ if $@;	2204	warn $@ if $@;
1991	}	2205	}
1992	}	2206	}
1993		2207
1994	sub main {	2208	sub main {
1995	# we must not ever block the main coroutine	2209	# we must not ever block the main coroutine
1996	local $Coro::idle = sub {	2210	local $Coro::idle = sub {
1997	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#
1998	(Coro::unblock_sub {
1999	Event::one_event;	2212	async { Event::one_event };
2000	})->();
2001	};	2213	};
2002		2214
2003	cfg_load;	2215	cfg_load;
2004	db_load;	2216	db_load;
2005	load_extensions;	2217	load_extensions;
2006	Event::loop;	2218	Event::loop;
2007	}	2219	}
2008		2220
2009	#############################################################################	2221	#############################################################################
2010	# 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	$map->save;
		2259	}
		2260	warn "end emergency map save\n";
		2261	};
		2262
		2263	warn "leave emergency perl save\n";
		2264	}
2011		2265
2012	sub reload() {	2266	sub reload() {
2013	# can/must only be called in main	2267	# can/must only be called in main
2014	if ($Coro::current != $Coro::main) {	2268	if ($Coro::current != $Coro::main) {
2015	warn "can only reload from main coroutine\n";	2269	warn "can only reload from main coroutine\n";
2016	return;	2270	return;
2017	}	2271	}
2018		2272
2019	warn "reloading...";	2273	warn "reloading...";
2020		2274
		2275	warn "freezing server";
2021	my $guard = freeze_mainloop;	2276	my $guard = freeze_mainloop;
2022	cf::emergency_save;	2277	cf::emergency_save;
2023		2278
		2279	warn "sync database to disk";
		2280	cf::db_sync;
		2281	IO::AIO::flush;
		2282
2024	eval {	2283	eval {
2025	# 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
2026		2285
2027	# cancel all watchers	2286	warn "cancel all watchers";
2028	for (Event::all_watchers) {	2287	for (Event::all_watchers) {
2029	$_->cancel if $_->data & WF_AUTOCANCEL;	2288	$_->cancel if $_->data & WF_AUTOCANCEL;
2030	}	2289	}
2031		2290
2032	# cancel all extension coros	2291	warn "cancel all extension coros";
2033	$_->cancel for values %EXT_CORO;	2292	$_->cancel for values %EXT_CORO;
2034	%EXT_CORO = ();	2293	%EXT_CORO = ();
2035		2294
		2295	warn "remove commands";
		2296	%COMMAND = ();
		2297
		2298	warn "remove ext commands";
		2299	%EXTCMD = ();
		2300
2036	# unload all extensions	2301	warn "unload/nuke all extensions";
2037	for (@exts) {	2302	for my $pkg (@EXTS) {
2038	warn "unloading <$_>";	2303	warn "... unloading $pkg";
2039	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: $@";
2040	}	2310	}
2041		2311
		2312	warn "... nuking $pkg";
		2313	Symbol::delete_package $pkg;
		2314	}
		2315
2042	# unload all modules loaded from $LIBDIR	2316	warn "unload all perl modules loaded from $LIBDIR";
2043	while (my ($k, $v) = each %INC) {	2317	while (my ($k, $v) = each %INC) {
2044	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2318	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2045		2319
2046	warn "removing <$k>";	2320	warn "removing <$k>";
2047	delete $INC{$k};	2321	delete $INC{$k};
…		…
2054	}	2328	}
2055		2329
2056	Symbol::delete_package $k;	2330	Symbol::delete_package $k;
2057	}	2331	}
2058		2332
2059	# sync database to disk
2060	cf::db_sync;
2061	IO::AIO::flush;
2062
2063	# get rid of safe::, as good as possible	2333	warn "get rid of safe::, as good as possible";
2064	Symbol::delete_package "safe::$_"	2334	Symbol::delete_package "safe::$_"
2065	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);
2066		2336
2067	# remove register_script_function callbacks
2068	# TODO
2069
2070	# unload cf.pm "a bit"	2337	warn "unload cf.pm \"a bit\"";
2071	delete $INC{"cf.pm"};	2338	delete $INC{"cf.pm"};
2072		2339
2073	# don't, removes xs symbols, too,	2340	# don't, removes xs symbols, too,
2074	# and global variables created in xs	2341	# and global variables created in xs
2075	#Symbol::delete_package __PACKAGE__;	2342	#Symbol::delete_package __PACKAGE__;
2076		2343
2077	# reload cf.pm
2078	warn "reloading cf.pm";	2344	warn "reloading cf.pm";
2079	require cf;	2345	require cf;
2080	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2346	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2081		2347
2082	# load config and database again	2348	warn "load config and database again";
2083	cf::cfg_load;	2349	cf::cfg_load;
2084	cf::db_load;	2350	cf::db_load;
2085		2351
2086	# load extensions
2087	warn "load extensions";	2352	warn "load extensions";
2088	cf::load_extensions;	2353	cf::load_extensions;
2089		2354
2090	# reattach attachments to objects	2355	warn "reattach attachments to objects/players";
2091	warn "reattach";
2092	_global_reattach;	2356	_global_reattach;
		2357	warn "reattach attachments to maps";
		2358	reattach $_ for values %MAP;
2093	};	2359	};
2094		2360
2095	if ($@) {	2361	if ($@) {
2096	warn $@;	2362	warn $@;
2097	warn "error while reloading, exiting.";	2363	warn "error while reloading, exiting.";
2098	exit 1;	2364	exit 1;
2099	}	2365	}
2100		2366
2101	warn "reloaded successfully";	2367	warn "reloaded";
2102	};	2368	};
2103
2104	#############################################################################
2105
2106	unless ($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} = $LINK_MAP;
2145	}
2146
2147	register "<global>", __PACKAGE__;
2148		2369
2149	register_command "reload" => sub {	2370	register_command "reload" => sub {
2150	my ($who, $arg) = @_;	2371	my ($who, $arg) = @_;
2151		2372
2152	if ($who->flag (FLAG_WIZ)) {	2373	if ($who->flag (FLAG_WIZ)) {
…		…
2162	reentrant => 0,	2383	reentrant => 0,
2163	prio => 0,	2384	prio => 0,
2164	at => $NEXT_TICK \|\| $TICK,	2385	at => $NEXT_TICK \|\| $TICK,
2165	data => WF_AUTOCANCEL,	2386	data => WF_AUTOCANCEL,
2166	cb => sub {	2387	cb => sub {
		2388	$NOW = Event::time;
		2389
2167	cf::server_tick; # one server iteration	2390	cf::server_tick; # one server iteration
2168	$RUNTIME += $TICK;	2391	$RUNTIME += $TICK;
2169	$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;
2170		2396
2171	# 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
2172	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2398	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2173		2399
2174	$TICK_WATCHER->at ($NEXT_TICK);	2400	$TICK_WATCHER->at ($NEXT_TICK);

Diff Legend

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

Comparing cf.schmorp.de/server/lib/cf.pm (file contents): Revision 1.138 by root, Fri Jan 5 17:07:17 2007 UTC vs. Revision 1.167 by root, Sat Jan 13 23:32:43 2007 UTC

Diff Legend

Comparing cf.schmorp.de/server/lib/cf.pm (file contents):
Revision 1.138 by root, Fri Jan 5 17:07:17 2007 UTC vs.
Revision 1.167 by root, Sat Jan 13 23:32:43 2007 UTC