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

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.129 by root, Wed Jan 3 00:41:19 2007 UTC vs.
Revision 1.165 by root, Fri Jan 12 22:09:22 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
54	our $FREEZE;
55	our $RANDOM_MAPS = cf::localdir . "/random";	60	our $RANDOM_MAPS = cf::localdir . "/random";
56	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;
57		64
58	binmode STDOUT;	65	binmode STDOUT;
59	binmode STDERR;	66	binmode STDERR;
60		67
61	# read virtual server time, if available	68	# read virtual server time, if available
…		…
71	mkdir cf::localdir . "/" . cf::uniquedir;	78	mkdir cf::localdir . "/" . cf::uniquedir;
72	mkdir $RANDOM_MAPS;	79	mkdir $RANDOM_MAPS;
73		80
74	# a special map that is always available	81	# a special map that is always available
75	our $LINK_MAP;	82	our $LINK_MAP;
76		83	our $EMERGENCY_POSITION;
77	our $EMERGENCY_POSITION = $cf::CFG{emergency_position} \|\| ["/world/world_105_115", 5, 37];
78		84
79	#############################################################################	85	#############################################################################
80		86
81	=head2 GLOBAL VARIABLES	87	=head2 GLOBAL VARIABLES
82		88
…		…
106		112
107	=item %cf::CFG	113	=item %cf::CFG
108		114
109	Configuration for the server, loaded from C</etc/crossfire/config>, or	115	Configuration for the server, loaded from C</etc/crossfire/config>, or
110	from wherever your confdir points to.	116	from wherever your confdir points to.
		117
		118	=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE
		119
		120	These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK)
		121	or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick
		122	processing has been done. Call C<< ->wait >> on them to maximise the
		123	window of cpu time available, or simply to synchronise to the server tick.
111		124
112	=back	125	=back
113		126
114	=cut	127	=cut
115		128
…		…
119	utf8::encode $msg;	132	utf8::encode $msg;
120		133
121	$msg .= "\n"	134	$msg .= "\n"
122	unless $msg =~ /\n$/;	135	unless $msg =~ /\n$/;
123		136
124	LOG llevError, "cfperl: $msg";	137	LOG llevError, $msg;
125	};	138	};
126	}	139	}
127		140
128	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	141	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
129	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	142	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
…		…
147		160
148	$Event::DIED = sub {	161	$Event::DIED = sub {
149	warn "error in event callback: @_";	162	warn "error in event callback: @_";
150	};	163	};
151		164
152	my %ext_pkg;
153	my @exts;
154	my @hook;
155
156	=head2 UTILITY FUNCTIONS	165	=head2 UTILITY FUNCTIONS
157		166
158	=over 4	167	=over 4
159		168
		169	=item dumpval $ref
		170
160	=cut	171	=cut
		172
		173	sub dumpval {
		174	eval {
		175	local $SIG{__DIE__};
		176	my $d;
		177	if (1) {
		178	$d = new Data::Dumper([$_[0]], ["*var"]);
		179	$d->Terse(1);
		180	$d->Indent(2);
		181	$d->Quotekeys(0);
		182	$d->Useqq(1);
		183	#$d->Bless(...);
		184	$d->Seen($_[1]) if @_ > 1;
		185	$d = $d->Dump();
		186	}
		187	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
		188	$d
		189	} \|\| "[unable to dump $_[0]: '$@']";
		190	}
161		191
162	use JSON::Syck (); # TODO# replace by JSON::PC once working	192	use JSON::Syck (); # TODO# replace by JSON::PC once working
163		193
164	=item $ref = cf::from_json $json	194	=item $ref = cf::from_json $json
165		195
…		…
181	sub to_json($) {	211	sub to_json($) {
182	$JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs	212	$JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs
183	JSON::Syck::Dump $_[0]	213	JSON::Syck::Dump $_[0]
184	}	214	}
185		215
186	=item my $guard = cf::guard { BLOCK }
187
188	Run the given callback when the guard object gets destroyed (useful for
189	coroutine cancellations).
190
191	You can call C<< ->cancel >> on the guard object to stop the block from
192	being executed.
193
194	=cut
195
196	sub guard(&) {
197	bless \(my $cb = $_[0]), cf::guard::;
198	}
199
200	sub cf::guard::cancel {
201	${$_[0]} = sub { };
202	}
203
204	sub cf::guard::DESTROY {
205	${$_[0]}->();
206	}
207
208	=item cf::lock_wait $string	216	=item cf::lock_wait $string
209		217
210	Wait until the given lock is available. See cf::lock_acquire.	218	Wait until the given lock is available. See cf::lock_acquire.
211		219
212	=item my $lock = cf::lock_acquire $string	220	=item my $lock = cf::lock_acquire $string
213		221
214	Wait until the given lock is available and then acquires it and returns	222	Wait until the given lock is available and then acquires it and returns
215	a guard object. If the guard object gets destroyed (goes out of scope,	223	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
216	for example when the coroutine gets canceled), the lock is automatically	224	for example when the coroutine gets canceled), the lock is automatically
217	returned.	225	returned.
218		226
219	Lock names should begin with a unique identifier (for example, find_map	227	Lock names should begin with a unique identifier (for example, cf::map::find
220	uses map_find and load_map uses map_load).	228	uses map_find and cf::map::load uses map_load).
221		229
222	=cut	230	=cut
223		231
224	our %LOCK;	232	our %LOCK;
225		233
…		…
239	# wait, to be sure we are not locked	247	# wait, to be sure we are not locked
240	lock_wait $key;	248	lock_wait $key;
241		249
242	$LOCK{$key} = [];	250	$LOCK{$key} = [];
243		251
244	cf::guard {	252	Coro::guard {
245	# wake up all waiters, to be on the safe side	253	# wake up all waiters, to be on the safe side
246	$_->ready for @{ delete $LOCK{$key} };	254	$_->ready for @{ delete $LOCK{$key} };
247	}	255	}
248	}	256	}
249		257
		258	sub freeze_mainloop {
		259	return unless $TICK_WATCHER->is_active;
		260
		261	my $guard = Coro::guard { $TICK_WATCHER->start };
		262	$TICK_WATCHER->stop;
		263	$guard
		264	}
		265
250	=item cf::async { BLOCK }	266	=item cf::async { BLOCK }
251		267
252	Like C<Coro::async>, but runs the given BLOCK in an eval and only logs the	268	Currently the same as Coro::async_pool, meaning you cannot use
253	error instead of exiting the server in case of a problem.	269	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
		270	thing you are allowed to do is call C<prio> on it.
254		271
255	=cut	272	=cut
256		273
257	sub async(&) {	274	BEGIN { *async = \&Coro::async_pool }
258	my ($cb) = @_;
259
260	Coro::async {
261	eval { $cb->() };
262	warn $@ if $@;
263	}
264	}
265		275
266	=item cf::sync_job { BLOCK }	276	=item cf::sync_job { BLOCK }
267		277
268	The design of crossfire+ requires that the main coro ($Coro::main) is	278	The design of crossfire+ requires that the main coro ($Coro::main) is
269	always able to handle events or runnable, as crossfire+ is only partly	279	always able to handle events or runnable, as crossfire+ is only partly
…		…
283	# this is the main coro, too bad, we have to block	293	# this is the main coro, too bad, we have to block
284	# till the operation succeeds, freezing the server :/	294	# till the operation succeeds, freezing the server :/
285		295
286	# TODO: use suspend/resume instead	296	# TODO: use suspend/resume instead
287	# (but this is cancel-safe)	297	# (but this is cancel-safe)
288	local $FREEZE = 1;	298	my $freeze_guard = freeze_mainloop;
289		299
290	my $busy = 1;	300	my $busy = 1;
291	my @res;	301	my @res;
292		302
293	(Coro::async {	303	(async {
294	@res = eval { $job->() };	304	@res = eval { $job->() };
295	warn $@ if $@;	305	warn $@ if $@;
296	undef $busy;	306	undef $busy;
297	})->prio (Coro::PRIO_MAX);	307	})->prio (Coro::PRIO_MAX);
298		308
299	while ($busy) {	309	while ($busy) {
300	Coro::cede_notself;	310	Coro::cede or Event::one_event;
301	Event::one_event unless Coro::nready;
302	}	311	}
303		312
304	wantarray ? @res : $res[0]	313	wantarray ? @res : $res[0]
305	} else {	314	} else {
306	# we are in another coroutine, how wonderful, everything just works	315	# we are in another coroutine, how wonderful, everything just works
307		316
308	$job->()	317	$job->()
309	}	318	}
310	}	319	}
311		320
312	=item $coro = cf::coro { BLOCK }	321	=item $coro = cf::async_ext { BLOCK }
313		322
314	Creates and returns a new coro. This coro is automcatially being canceled	323	Like async, but this coro is automatically being canceled when the
315	when the extension calling this is being unloaded.	324	extension calling this is being unloaded.
316		325
317	=cut	326	=cut
318		327
319	sub coro(&) {	328	sub async_ext(&) {
320	my $cb = shift;	329	my $cb = shift;
321		330
322	my $coro = &cf::async ($cb);	331	my $coro = &Coro::async ($cb);
323		332
324	$coro->on_destroy (sub {	333	$coro->on_destroy (sub {
325	delete $EXT_CORO{$coro+0};	334	delete $EXT_CORO{$coro+0};
326	});	335	});
327	$EXT_CORO{$coro+0} = $coro;	336	$EXT_CORO{$coro+0} = $coro;
…		…
357		366
358	#############################################################################	367	#############################################################################
359		368
360	package cf::path;	369	package cf::path;
361		370
		371	use overload
		372	'""' => \&as_string;
		373
		374	# used to convert map paths into valid unix filenames by repalcing / by ∕
		375	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
		376
		377	sub register {
		378	my ($pkg, $prefix) = @_;
		379
		380	$EXT_MAP{$prefix} = $pkg;
		381	}
		382
362	sub new {	383	sub new {
363	my ($class, $path, $base) = @_;	384	my ($class, $path, $base) = @_;
364		385
365	$path = $path->as_string if ref $path;	386	return $path if ref $path;
366		387
367	my $self = bless { }, $class;	388	my $self = {};
368		389
369	# {... are special paths that are not touched	390	# {... are special paths that are not being touched
370	# ?xxx/... are special absolute paths	391	# ?xxx/... are special absolute paths
371	# ?random/... random maps	392	# ?random/... random maps
372	# /! non-realised random map exit	393	# /! non-realised random map exit
373	# /... normal maps	394	# /... normal maps
374	# ~/... per-player maps without a specific player (DO NOT USE)	395	# ~/... per-player maps without a specific player (DO NOT USE)
375	# ~user/... per-player map of a specific user	396	# ~user/... per-player map of a specific user
376		397
		398	$path =~ s/$PATH_SEP/\//go;
		399
377	if ($path =~ /^{/) {	400	if ($path =~ /^{/) {
378	# fine as it is	401	# fine as it is
379	} elsif ($path =~ s{^\?random/}{}) {
380	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
381	$self->{random} = cf::from_json $data;
382	} else {	402	} else {
383	if ($path =~ s{^~([^/]+)?}{}) {	403	if ($path =~ s{^~([^/]+)?}{}) {
		404	# ~user
384	$self->{user_rel} = 1;	405	$self->{user_rel} = 1;
385		406
386	if (defined $1) {	407	if (defined $1) {
387	$self->{user} = $1;	408	$self->{user} = $1;
388	} elsif ($base =~ m{^~([^/]+)/}) {	409	} elsif ($base =~ m{^~([^/]+)/}) {
389	$self->{user} = $1;	410	$self->{user} = $1;
390	} else {	411	} else {
391	warn "cannot resolve user-relative path without user <$path,$base>\n";	412	warn "cannot resolve user-relative path without user <$path,$base>\n";
392	}	413	}
		414	} elsif ($path =~ s{^\?([^/]+)/}{}) {
		415	# ?...
		416	$self->{ext} = $1;
		417	if (my $ext = $EXT_MAP{$1}) {
		418	bless $self, $ext;
		419	}
393	} elsif ($path =~ /^\//) {	420	} elsif ($path =~ /^\//) {
		421	# /...
394	# already absolute	422	# already absolute
395	} else {	423	} else {
		424	# relative
396	$base =~ s{[^/]+/?$}{};	425	$base =~ s{[^/]+/?$}{};
397	return $class->new ("$base/$path");	426	return $class->new ("$base/$path");
398	}	427	}
399		428
400	for ($path) {	429	for ($path) {
…		…
403	}	432	}
404	}	433	}
405		434
406	$self->{path} = $path;	435	$self->{path} = $path;
407		436
		437	if ("HASH" eq ref $self) {
		438	bless $self, $class;
		439	} else {
		440	$self->init;
		441	}
		442
		443	for my $ext (values %EXT_MAP) {
		444	if (my $subst = $ext->substitute ($self)) {
		445	return $subst;
		446	}
		447	}
		448
408	$self	449	$self
		450	}
		451
		452	sub init {
		453	# nop
		454	}
		455
		456	sub substitute {
		457	()
409	}	458	}
410		459
411	# the name / primary key / in-game path	460	# the name / primary key / in-game path
412	sub as_string {	461	sub as_string {
413	my ($self) = @_;	462	my ($self) = @_;
414		463
415	$self->{user_rel} ? "~$self->{user}$self->{path}"	464	$self->{user_rel} ? "~$self->{user}$self->{path}"
416	: $self->{random} ? "?random/$self->{path}"	465	: $self->{ext} ? "?$self->{ext}/$self->{path}"
417	: $self->{path}	466	: $self->{path}
418	}	467	}
419		468
420	# the displayed name, this is a one way mapping	469	# the displayed name, this is a one way mapping
421	sub visible_name {	470	sub visible_name {
422	my ($self) = @_;	471	&as_string
423
424	# if (my $rmp = $self->{random}) {
425	# # todo: be more intelligent about this
426	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
427	# } else {
428	$self->as_string
429	# }
430	}	472	}
431		473
432	# escape the /'s in the path	474	# escape the /'s in the path
433	sub _escaped_path {	475	sub _escaped_path {
434	# ∕ is U+2215
435	(my $path = $_[0]{path}) =~ s/\//∕/g;	476	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		477
436	$path	478	$path
437	}	479	}
438		480
439	# the original (read-only) location	481	# the original (read-only) location
440	sub load_path {	482	sub load_path {
…		…
445		487
446	# the temporary/swap location	488	# the temporary/swap location
447	sub save_path {	489	sub save_path {
448	my ($self) = @_;	490	my ($self) = @_;
449		491
		492	$self->{user_rel}
450	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path	493	? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
451	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
452	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path	494	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
453	}	495	}
454		496
455	# the unique path, might be eq to save_path	497	# the unique path, undef == no special unique path
456	sub uniq_path {	498	sub uniq_path {
457	my ($self) = @_;	499	my ($self) = @_;
458		500
459	$self->{user_rel} \|\| $self->{random}	501	$self->{user_rel} \|\| $self->{ext}
460	? undef	502	? undef
461	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path	503	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
462	}	504	}
463		505
464	# return random map parameters, or undef	506	sub customise_for {
465	sub random_map_params {
466	my ($self) = @_;	507	my ($self, $map, $ob) = @_;
467		508
468	$self->{random}	509	if ($map->per_player) {
		510	return cf::map::find ("~" . $ob->name . "/" . $map->{path}{path});
		511	}
		512
		513	$map
469	}	514	}
470		515
471	# this is somewhat ugly, but style maps do need special treatment	516	# this is somewhat ugly, but style maps do need special treatment
472	sub is_style_map {	517	sub is_style_map {
473	$_[0]{path} =~ m{^/styles/}	518	$_[0]{path} =~ m{^/styles/}
		519	}
		520
		521	sub load_orig {
		522	my ($self) = @_;
		523
		524	&cf::map::load_map_header ($self->load_path)
		525	}
		526
		527	sub load_temp {
		528	my ($self) = @_;
		529
		530	&cf::map::load_map_header ($self->save_path)
		531	}
		532
		533	sub unlink_save {
		534	my ($self) = @_;
		535
		536	utf8::encode (my $save = $self->save_path);
		537	IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink $save;
		538	IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink "$save.pst";
474	}	539	}
475		540
476	package cf;	541	package cf;
477		542
478	#############################################################################	543	#############################################################################
…		…
928	=cut	993	=cut
929		994
930	sub register_extcmd {	995	sub register_extcmd {
931	my ($name, $cb) = @_;	996	my ($name, $cb) = @_;
932		997
933	my $caller = caller;
934	#warn "registering extcmd '$name' to '$caller'";
935
936	$EXTCMD{$name} = [$cb, $caller];	998	$EXTCMD{$name} = $cb;
937	}	999	}
938		1000
939	cf::player->attach (	1001	cf::player->attach (
940	on_command => sub {	1002	on_command => sub {
941	my ($pl, $name, $params) = @_;	1003	my ($pl, $name, $params) = @_;
…		…
954		1016
955	my $msg = eval { from_json $buf };	1017	my $msg = eval { from_json $buf };
956		1018
957	if (ref $msg) {	1019	if (ref $msg) {
958	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1020	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
959	if (my %reply = $cb->[0]->($pl, $msg)) {	1021	if (my %reply = $cb->($pl, $msg)) {
960	$pl->ext_reply ($msg->{msgid}, %reply);	1022	$pl->ext_reply ($msg->{msgid}, %reply);
961	}	1023	}
962	}	1024	}
963	} else {	1025	} else {
964	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1026	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
966		1028
967	cf::override;	1029	cf::override;
968	},	1030	},
969	);	1031	);
970		1032
971	sub register {
972	my ($base, $pkg) = @_;
973
974	#TODO
975	}
976
977	sub load_extension {	1033	sub load_extension {
978	my ($path) = @_;	1034	my ($path) = @_;
979		1035
980	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	1036	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
981	my $base = $1;	1037	my $base = $1;
982	my $pkg = $1;	1038	my $pkg = $1;
983	$pkg =~ s/[^[:word:]]/_/g;	1039	$pkg =~ s/[^[:word:]]/_/g;
984	$pkg = "ext::$pkg";	1040	$pkg = "ext::$pkg";
985		1041
986	warn "loading '$path' into '$pkg'\n";	1042	warn "... loading '$path' into '$pkg'\n";
987		1043
988	open my $fh, "<:utf8", $path	1044	open my $fh, "<:utf8", $path
989	or die "$path: $!";	1045	or die "$path: $!";
990		1046
991	my $source =	1047	my $source =
…		…
996		1052
997	eval $source	1053	eval $source
998	or die $@ ? "$path: $@\n"	1054	or die $@ ? "$path: $@\n"
999	: "extension disabled.\n";	1055	: "extension disabled.\n";
1000		1056
1001	push @exts, $pkg;	1057	push @EXTS, $pkg;
1002	$ext_pkg{$base} = $pkg;
1003
1004	# no strict 'refs';
1005	# @{"$pkg\::ISA"} = ext::;
1006
1007	register $base, $pkg;
1008	}
1009
1010	sub unload_extension {
1011	my ($pkg) = @_;
1012
1013	warn "removing extension $pkg\n";
1014
1015	# remove hooks
1016	#TODO
1017	# for my $idx (0 .. $#PLUGIN_EVENT) {
1018	# delete $hook[$idx]{$pkg};
1019	# }
1020
1021	# remove commands
1022	for my $name (keys %COMMAND) {
1023	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
1024
1025	if (@cb) {
1026	$COMMAND{$name} = \@cb;
1027	} else {
1028	delete $COMMAND{$name};
1029	}
1030	}
1031
1032	# remove extcmds
1033	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1034	delete $EXTCMD{$name};
1035	}
1036
1037	if (my $cb = $pkg->can ("unload")) {
1038	eval {
1039	$cb->($pkg);
1040	1
1041	} or warn "$pkg unloaded, but with errors: $@";
1042	}
1043
1044	Symbol::delete_package $pkg;
1045	}	1058	}
1046		1059
1047	sub load_extensions {	1060	sub load_extensions {
1048	for my $ext (<$LIBDIR/*.ext>) {	1061	for my $ext (<$LIBDIR/*.ext>) {
1049	next unless -r $ext;	1062	next unless -r $ext;
…		…
1067	};	1080	};
1068		1081
1069	cf::map->attach (prio => -10000, package => cf::mapsupport::);	1082	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1070		1083
1071	#############################################################################	1084	#############################################################################
1072	# load/save perl data associated with player->ob objects
1073
1074	sub all_objects(@) {
1075	@_, map all_objects ($_->inv), @_
1076	}
1077
1078	# TODO: compatibility cruft, remove when no longer needed
1079	cf::player->attach (
1080	on_load => sub {
1081	my ($pl, $path) = @_;
1082
1083	for my $o (all_objects $pl->ob) {
1084	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1085	$o->set_ob_key_value ("_perl_data");
1086
1087	%$o = %{ Storable::thaw pack "H*", $value };
1088	}
1089	}
1090	},
1091	);
1092
1093	#############################################################################
1094		1085
1095	=head2 CORE EXTENSIONS	1086	=head2 CORE EXTENSIONS
1096		1087
1097	Functions and methods that extend core crossfire objects.	1088	Functions and methods that extend core crossfire objects.
1098		1089
		1090	=cut
		1091
		1092	package cf::player;
		1093
		1094	use Coro::AIO;
		1095
1099	=head3 cf::player	1096	=head3 cf::player
1100		1097
1101	=over 4	1098	=over 4
1102		1099
1103	=item cf::player::exists $login	1100	=item cf::player::find $login
1104		1101
1105	Returns true when the given account exists.	1102	Returns the given player object, loading it if necessary (might block).
1106		1103
1107	=cut	1104	=cut
1108		1105
1109	sub cf::player::exists($) {	1106	sub playerdir($) {
1110	cf::player::find $_[0]	1107	cf::localdir
1111	or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[0]) x 2;	1108	. "/"
		1109	. cf::playerdir
		1110	. "/"
		1111	. (ref $_[0] ? $_[0]->ob->name : $_[0])
		1112	}
		1113
		1114	sub path($) {
		1115	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
		1116
		1117	(playerdir $login) . "/$login.pl"
		1118	}
		1119
		1120	sub find_active($) {
		1121	$cf::PLAYER{$_[0]}
		1122	and $cf::PLAYER{$_[0]}->active
		1123	and $cf::PLAYER{$_[0]}
		1124	}
		1125
		1126	sub exists($) {
		1127	my ($login) = @_;
		1128
		1129	$cf::PLAYER{$login}
		1130	or cf::sync_job { !aio_stat $login }
		1131	}
		1132
		1133	sub find($) {
		1134	return $cf::PLAYER{$_[0]} \|\| do {
		1135	my $login = $_[0];
		1136
		1137	my $guard = cf::lock_acquire "user_find:$login";
		1138
		1139	$cf::PLAYER{$_[0]} \|\| do {
		1140	my $pl = load_pl path $login
		1141	or return;
		1142	$cf::PLAYER{$login} = $pl
		1143	}
		1144	}
		1145	}
		1146
		1147	sub save($) {
		1148	my ($pl) = @_;
		1149
		1150	return if $pl->{deny_save};
		1151
		1152	my $path = path $pl;
		1153	my $guard = cf::lock_acquire "user_save:$path";
		1154
		1155	return if $pl->{deny_save};
		1156
		1157	aio_mkdir playerdir $pl, 0770;
		1158	$pl->{last_save} = $cf::RUNTIME;
		1159
		1160	$pl->save_pl ($path);
		1161	Coro::cede;
		1162	}
		1163
		1164	sub new($) {
		1165	my ($login) = @_;
		1166
		1167	my $self = create;
		1168
		1169	$self->ob->name ($login);
		1170	$self->{deny_save} = 1;
		1171
		1172	$cf::PLAYER{$login} = $self;
		1173
		1174	$self
		1175	}
		1176
		1177	=item $pl->quit_character
		1178
		1179	Nukes the player without looking back. If logged in, the connection will
		1180	be destroyed. May block for a long time.
		1181
		1182	=cut
		1183
		1184	sub quit_character {
		1185	my ($pl) = @_;
		1186
		1187	$pl->{deny_save} = 1;
		1188	$pl->password ("*"); # this should lock out the player until we nuked the dir
		1189
		1190	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
		1191	$pl->deactivate;
		1192	$pl->invoke (cf::EVENT_PLAYER_QUIT);
		1193	$pl->ns->destroy if $pl->ns;
		1194
		1195	my $path = playerdir $pl;
		1196	my $temp = "$path~$cf::RUNTIME~deleting~";
		1197	aio_rename $path, $temp;
		1198	delete $cf::PLAYER{$pl->ob->name};
		1199	$pl->destroy;
		1200	IO::AIO::aio_rmtree $temp;
		1201	}
		1202
		1203	=item cf::player::list_logins
		1204
		1205	Returns am arrayref of all valid playernames in the system, can take a
		1206	while and may block, so not sync_job-capable, ever.
		1207
		1208	=cut
		1209
		1210	sub list_logins {
		1211	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
		1212	or return [];
		1213
		1214	my @logins;
		1215
		1216	for my $login (@$dirs) {
		1217	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
		1218	aio_read $fh, 0, 512, my $buf, 0 or next;
		1219	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1220
		1221	utf8::decode $login;
		1222	push @logins, $login;
		1223	}
		1224
		1225	\@logins
		1226	}
		1227
		1228	=item $player->maps
		1229
		1230	Returns an arrayref of cf::path's of all maps that are private for this
		1231	player. May block.
		1232
		1233	=cut
		1234
		1235	sub maps($) {
		1236	my ($pl) = @_;
		1237
		1238	my $files = aio_readdir playerdir $pl
		1239	or return;
		1240
		1241	my @paths;
		1242
		1243	for (@$files) {
		1244	utf8::decode $_;
		1245	next if /\.(?:pl\|pst)$/;
		1246	next unless /^$PATH_SEP/o;
		1247
		1248	push @paths, new cf::path "~" . $pl->ob->name . "/" . $_;
		1249	}
		1250
		1251	\@paths
1112	}	1252	}
1113		1253
1114	=item $player->ext_reply ($msgid, $msgtype, %msg)	1254	=item $player->ext_reply ($msgid, $msgtype, %msg)
1115		1255
1116	Sends an ext reply to the player.	1256	Sends an ext reply to the player.
1117		1257
1118	=cut	1258	=cut
1119		1259
1120	sub cf::player::ext_reply($$$%) {	1260	sub ext_reply($$$%) {
1121	my ($self, $id, %msg) = @_;	1261	my ($self, $id, %msg) = @_;
1122		1262
1123	$msg{msgid} = $id;	1263	$msg{msgid} = $id;
1124		1264
1125	$self->send ("ext " . to_json \%msg);	1265	$self->send ("ext " . cf::to_json \%msg);
1126	}	1266	}
		1267
		1268	package cf;
1127		1269
1128	=back	1270	=back
1129		1271
1130		1272
1131	=head3 cf::map	1273	=head3 cf::map
…		…
1137	package cf::map;	1279	package cf::map;
1138		1280
1139	use Fcntl;	1281	use Fcntl;
1140	use Coro::AIO;	1282	use Coro::AIO;
1141		1283
1142	our $MAX_RESET = 7200;	1284	our $MAX_RESET = 3600;
1143	our $DEFAULT_RESET = 3600;	1285	our $DEFAULT_RESET = 3000;
1144		1286
1145	sub generate_random_map {	1287	sub generate_random_map {
1146	my ($path, $rmp) = @_;	1288	my ($path, $rmp) = @_;
1147		1289
1148	# mit "rum" bekleckern, nicht	1290	# mit "rum" bekleckern, nicht
1149	cf::map::_create_random_map	1291	cf::map::_create_random_map (
1150	$path,	1292	$path,
1151	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1293	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1152	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1294	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1153	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1295	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1154	$rmp->{exit_on_final_map},	1296	$rmp->{exit_on_final_map},
…		…
1156	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1298	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1157	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1299	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1158	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1300	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1159	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1301	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1160	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1302	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1161	(cf::region::find $rmp->{region})	1303	(cf::region::find $rmp->{region}), $rmp->{custom}
		1304	)
1162	}	1305	}
1163		1306
1164	# and all this just because we cannot iterate over	1307	# and all this just because we cannot iterate over
1165	# all maps in C++...	1308	# all maps in C++...
1166	sub change_all_map_light {	1309	sub change_all_map_light {
…		…
1168		1311
1169	$_->change_map_light ($change)	1312	$_->change_map_light ($change)
1170	for grep $_->outdoor, values %cf::MAP;	1313	for grep $_->outdoor, values %cf::MAP;
1171	}	1314	}
1172		1315
1173	sub try_load_header($) {	1316	sub load_map_header($) {
1174	my ($path) = @_;	1317	my ($path) = @_;
1175		1318
1176	utf8::encode $path;	1319	utf8::encode $path;
1177	aio_open $path, O_RDONLY, 0	1320	aio_open $path, O_RDONLY, 0
1178	or return;	1321	or return;
1179		1322
1180	my $map = cf::map::new	1323	my $map = cf::map::new
1181	or return;	1324	or return;
1182		1325
		1326	# for better error messages only, will be overwritten later
		1327	$map->path ($path);
		1328
1183	$map->load_header ($path)	1329	$map->load_header ($path)
1184	or return;	1330	or return;
1185		1331
1186	$map->{load_path} = $path;	1332	$map->{load_path} = $path;
1187		1333
1188	$map	1334	$map
1189	}	1335	}
1190		1336
1191	sub find_map;	1337	sub find;
1192	sub find_map {	1338	sub find {
1193	my ($path, $origin) = @_;	1339	my ($path, $origin) = @_;
1194		1340
1195	#warn "find_map<$path,$origin>\n";#d#	1341	#warn "find<$path,$origin>\n";#d#
1196		1342
1197	$path = new cf::path $path, $origin && $origin->path;	1343	$path = new cf::path $path, $origin && $origin->path;
1198	my $key = $path->as_string;	1344	my $key = $path->as_string;
1199		1345
1200	cf::lock_wait "map_find:$key";	1346	cf::lock_wait "map_find:$key";
1201		1347
1202	$cf::MAP{$key} \|\| do {	1348	$cf::MAP{$key} \|\| do {
1203	my $guard = cf::lock_acquire "map_find:$key";	1349	my $guard = cf::lock_acquire "map_find:$key";
1204		1350
1205	# do it the slow way	1351	# do it the slow way
1206	my $map = try_load_header $path->save_path;	1352	my $map = $path->load_temp;
		1353
		1354	Coro::cede;
1207		1355
1208	if ($map) {	1356	if ($map) {
		1357	$map->last_access ((delete $map->{last_access})
		1358	\|\| $cf::RUNTIME); #d#
1209	# safety	1359	# safety
1210	$map->{instantiate_time} = $cf::RUNTIME	1360	$map->{instantiate_time} = $cf::RUNTIME
1211	if $map->{instantiate_time} > $cf::RUNTIME;	1361	if $map->{instantiate_time} > $cf::RUNTIME;
1212	} else {	1362	} else {
1213	if (my $rmp = $path->random_map_params) {	1363	$map = $path->load_orig
1214	$map = generate_random_map $key, $rmp;
1215	} else {
1216	$map = try_load_header $path->load_path;
1217	}
1218
1219	$map or return;	1364	or return;
1220		1365
1221	$map->{load_original} = 1;	1366	$map->{load_original} = 1;
1222	$map->{instantiate_time} = $cf::RUNTIME;	1367	$map->{instantiate_time} = $cf::RUNTIME;
		1368	$map->last_access ($cf::RUNTIME);
1223	$map->instantiate;	1369	$map->instantiate;
1224		1370
1225	# per-player maps become, after loading, normal maps	1371	# per-player maps become, after loading, normal maps
1226	$map->per_player (0) if $path->{user_rel};	1372	$map->per_player (0) if $path->{user_rel};
1227	}	1373	}
1228		1374
1229	$map->path ($key);	1375	$map->path ($key);
1230	$map->{path} = $path;	1376	$map->{path} = $path;
1231	$map->{last_save} = $cf::RUNTIME;	1377	$map->{last_save} = $cf::RUNTIME;
1232	$map->last_access ($cf::RUNTIME);	1378
		1379	Coro::cede;
1233		1380
1234	if ($map->should_reset) {	1381	if ($map->should_reset) {
1235	$map->reset;	1382	$map->reset;
1236	undef $guard;	1383	undef $guard;
1237	$map = find_map $path	1384	$map = find $path
1238	or return;	1385	or return;
1239	}	1386	}
1240		1387
1241	$cf::MAP{$key} = $map	1388	$cf::MAP{$key} = $map
1242	}	1389	}
…		…
1265	$self->clear_unique_items;	1412	$self->clear_unique_items;
1266	$self->load_objects ($uniq, 0);	1413	$self->load_objects ($uniq, 0);
1267	}	1414	}
1268	}	1415	}
1269		1416
		1417	Coro::cede;
		1418
1270	# now do the right thing for maps	1419	# now do the right thing for maps
1271	$self->link_multipart_objects;	1420	$self->link_multipart_objects;
1272		1421
1273	if ($self->{path}->is_style_map) {	1422	if ($self->{path}->is_style_map) {
1274	$self->{deny_save} = 1;	1423	$self->{deny_save} = 1;
1275	$self->{deny_reset} = 1;	1424	$self->{deny_reset} = 1;
1276	} else {	1425	} else {
		1426	$self->decay_objects;
1277	$self->fix_auto_apply;	1427	$self->fix_auto_apply;
1278	$self->decay_objects;
1279	$self->update_buttons;	1428	$self->update_buttons;
1280	$self->set_darkness_map;	1429	$self->set_darkness_map;
1281	$self->difficulty ($self->estimate_difficulty)	1430	$self->difficulty ($self->estimate_difficulty)
1282	unless $self->difficulty;	1431	unless $self->difficulty;
1283	$self->activate;	1432	$self->activate;
1284	}	1433	}
1285		1434
		1435	Coro::cede;
		1436
1286	$self->in_memory (cf::MAP_IN_MEMORY);	1437	$self->in_memory (cf::MAP_IN_MEMORY);
1287	}	1438	}
1288		1439
1289	sub load_map_sync {	1440	# find and load all maps in the 3x3 area around a map
		1441	sub load_diag {
		1442	my ($map) = @_;
		1443
		1444	my @diag; # diagonal neighbours
		1445
		1446	for (0 .. 3) {
		1447	my $neigh = $map->tile_path ($_)
		1448	or next;
		1449	$neigh = find $neigh, $map
		1450	or next;
		1451	$neigh->load;
		1452
		1453	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1454	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1455	}
		1456
		1457	for (@diag) {
		1458	my $neigh = find @$_
		1459	or next;
		1460	$neigh->load;
		1461	}
		1462	}
		1463
		1464	sub find_sync {
1290	my ($path, $origin) = @_;	1465	my ($path, $origin) = @_;
1291		1466
1292	#warn "load_map_sync<$path, $origin>\n";#d#	1467	cf::sync_job { find $path, $origin }
		1468	}
1293		1469
1294	cf::sync_job {	1470	sub do_load_sync {
1295	my $map = cf::map::find_map $path, $origin	1471	my ($map) = @_;
		1472
		1473	cf::sync_job { $map->load };
		1474	}
		1475
		1476	our %MAP_PREFETCH;
		1477	our $MAP_PREFETCHER = Coro::async {
		1478	while () {
		1479	while (%MAP_PREFETCH) {
		1480	my $key = each %MAP_PREFETCH
1296	or return;	1481	or next;
		1482	my $path = delete $MAP_PREFETCH{$key};
		1483
		1484	my $map = find $path
		1485	or next;
1297	$map->load;	1486	$map->load;
1298	$map	1487	}
		1488	Coro::schedule;
1299	}	1489	}
		1490	};
		1491
		1492	sub find_async {
		1493	my ($path, $origin) = @_;
		1494
		1495	$path = new cf::path $path, $origin && $origin->path;
		1496	my $key = $path->as_string;
		1497
		1498	if (my $map = $cf::MAP{$key}) {
		1499	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1500	}
		1501
		1502	$MAP_PREFETCH{$key} = $path;
		1503	$MAP_PREFETCHER->ready;
		1504
		1505	()
1300	}	1506	}
1301		1507
1302	sub save {	1508	sub save {
1303	my ($self) = @_;	1509	my ($self) = @_;
1304		1510
		1511	my $lock = cf::lock_acquire "map_data:" . $self->path;
		1512
1305	$self->{last_save} = $cf::RUNTIME;	1513	$self->{last_save} = $cf::RUNTIME;
1306		1514
1307	return unless $self->dirty;	1515	return unless $self->dirty;
1308		1516
1309	my $save = $self->{path}->save_path; utf8::encode $save;	1517	my $save = $self->{path}->save_path; utf8::encode $save;
1310	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1518	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;
1311		1519
1312	$self->{load_path} = $save;	1520	$self->{load_path} = $save;
1313		1521
1314	return if $self->{deny_save};	1522	return if $self->{deny_save};
		1523
		1524	local $self->{last_access} = $self->last_access;#d#
		1525
		1526	cf::async {
		1527	$_->contr->save for $self->players;
		1528	};
1315		1529
1316	if ($uniq) {	1530	if ($uniq) {
1317	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);	1531	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);
1318	$self->save_objects ($uniq, cf::IO_UNIQUES);	1532	$self->save_objects ($uniq, cf::IO_UNIQUES);
1319	} else {	1533	} else {
…		…
1322	}	1536	}
1323		1537
1324	sub swap_out {	1538	sub swap_out {
1325	my ($self) = @_;	1539	my ($self) = @_;
1326		1540
		1541	# save first because save cedes
		1542	$self->save;
		1543
		1544	my $lock = cf::lock_acquire "map_data:" . $self->path;
		1545
1327	return if $self->players;	1546	return if $self->players;
1328	return if $self->in_memory != cf::MAP_IN_MEMORY;	1547	return if $self->in_memory != cf::MAP_IN_MEMORY;
1329	return if $self->{deny_save};	1548	return if $self->{deny_save};
1330		1549
1331	$self->save;
1332	$self->clear;	1550	$self->clear;
1333	$self->in_memory (cf::MAP_SWAPPED);	1551	$self->in_memory (cf::MAP_SWAPPED);
1334	}	1552	}
1335		1553
1336	sub reset_at {	1554	sub reset_at {
…		…
1350	my ($self) = @_;	1568	my ($self) = @_;
1351		1569
1352	$self->reset_at <= $cf::RUNTIME	1570	$self->reset_at <= $cf::RUNTIME
1353	}	1571	}
1354		1572
1355	sub unlink_save {
1356	my ($self) = @_;
1357
1358	utf8::encode (my $save = $self->{path}->save_path);
1359	aioreq_pri 3; IO::AIO::aio_unlink $save;
1360	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1361	}
1362
1363	sub rename {	1573	sub rename {
1364	my ($self, $new_path) = @_;	1574	my ($self, $new_path) = @_;
1365		1575
1366	$self->unlink_save;	1576	$self->{path}->unlink_save;
1367		1577
1368	delete $cf::MAP{$self->path};	1578	delete $cf::MAP{$self->path};
1369	$self->{path} = new cf::path $new_path;	1579	$self->{path} = new cf::path $new_path;
1370	$self->path ($self->{path}->as_string);	1580	$self->path ($self->{path}->as_string);
1371	$cf::MAP{$self->path} = $self;	1581	$cf::MAP{$self->path} = $self;
…		…
1374	}	1584	}
1375		1585
1376	sub reset {	1586	sub reset {
1377	my ($self) = @_;	1587	my ($self) = @_;
1378		1588
		1589	my $lock = cf::lock_acquire "map_data:" . $self->path;
		1590
1379	return if $self->players;	1591	return if $self->players;
1380	return if $self->{path}{user_rel};#d#	1592	return if $self->{path}{user_rel};#d#
1381		1593
1382	warn "resetting map ", $self->path;#d#	1594	warn "resetting map ", $self->path;#d#
1383		1595
1384	delete $cf::MAP{$self->path};	1596	delete $cf::MAP{$self->path};
1385		1597
1386	$_->clear_links_to ($self) for values %cf::MAP;	1598	$_->clear_links_to ($self) for values %cf::MAP;
1387		1599
1388	$self->unlink_save;	1600	$self->{path}->unlink_save;
1389	$self->destroy;	1601	$self->destroy;
1390	}	1602	}
1391		1603
1392	my $nuke_counter = "aaaa";	1604	my $nuke_counter = "aaaa";
1393		1605
…		…
1398	$self->reset_timeout (1);	1610	$self->reset_timeout (1);
1399	$self->rename ("{nuke}/" . ($nuke_counter++));	1611	$self->rename ("{nuke}/" . ($nuke_counter++));
1400	$self->reset; # polite request, might not happen	1612	$self->reset; # polite request, might not happen
1401	}	1613	}
1402		1614
1403	sub customise_for {	1615	=item cf::map::unique_maps
1404	my ($map, $ob) = @_;
1405		1616
1406	if ($map->per_player) {	1617	Returns an arrayref of cf::path's of all shared maps that have
1407	return cf::map::find_map "~" . $ob->name . "/" . $map->{path}{path};	1618	instantiated unique items. May block.
1408	}
1409		1619
1410	$map	1620	=cut
1411	}
1412		1621
1413	sub emergency_save {	1622	sub unique_maps() {
1414	local $cf::FREEZE = 1;	1623	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1624	or return;
1415		1625
1416	warn "enter emergency map save\n";	1626	my @paths;
1417		1627
1418	cf::sync_job {	1628	for (@$files) {
1419	warn "begin emergency map save\n";	1629	utf8::decode $_;
1420	$_->save for values %cf::MAP;	1630	next if /\.pst$/;
		1631	next unless /^$PATH_SEP/o;
		1632
		1633	push @paths, new cf::path $_;
1421	};	1634	}
1422		1635
1423	warn "end emergency map save\n";	1636	\@paths
1424	}	1637	}
1425		1638
1426	package cf;	1639	package cf;
1427		1640
1428	=back	1641	=back
1429		1642
		1643	=head3 cf::object
		1644
		1645	=cut
		1646
		1647	package cf::object;
		1648
		1649	=over 4
		1650
		1651	=item $ob->inv_recursive
		1652
		1653	Returns the inventory of the object _and_ their inventories, recursively.
		1654
		1655	=cut
		1656
		1657	sub inv_recursive_;
		1658	sub inv_recursive_ {
		1659	map { $_, inv_recursive_ $_->inv } @_
		1660	}
		1661
		1662	sub inv_recursive {
		1663	inv_recursive_ inv $_[0]
		1664	}
		1665
		1666	package cf;
		1667
		1668	=back
1430		1669
1431	=head3 cf::object::player	1670	=head3 cf::object::player
1432		1671
1433	=over 4	1672	=over 4
1434		1673
…		…
1509	my $link_pos = delete $self->{_link_pos};	1748	my $link_pos = delete $self->{_link_pos};
1510		1749
1511	unless ($map) {	1750	unless ($map) {
1512	# restore original map position	1751	# restore original map position
1513	($map, $x, $y) = @{ $link_pos \|\| [] };	1752	($map, $x, $y) = @{ $link_pos \|\| [] };
1514	$map = cf::map::find_map $map;	1753	$map = cf::map::find $map;
1515		1754
1516	unless ($map) {	1755	unless ($map) {
1517	($map, $x, $y) = @$EMERGENCY_POSITION;	1756	($map, $x, $y) = @$EMERGENCY_POSITION;
1518	$map = cf::map::find_map $map	1757	$map = cf::map::find $map
1519	or die "FATAL: cannot load emergency map\n";	1758	or die "FATAL: cannot load emergency map\n";
1520	}	1759	}
1521	}	1760	}
1522		1761
1523	($x, $y) = (-1, -1)	1762	($x, $y) = (-1, -1)
…		…
1526	# use -1 or undef as default coordinates, not 0, 0	1765	# use -1 or undef as default coordinates, not 0, 0
1527	($x, $y) = ($map->enter_x, $map->enter_y)	1766	($x, $y) = ($map->enter_x, $map->enter_y)
1528	if $x <=0 && $y <= 0;	1767	if $x <=0 && $y <= 0;
1529		1768
1530	$map->load;	1769	$map->load;
		1770	$map->load_diag;
1531		1771
		1772	return unless $self->contr->active;
1532	$self->activate_recursive;	1773	$self->activate_recursive;
1533	$self->enter_map ($map, $x, $y);	1774	$self->enter_map ($map, $x, $y);
1534	}	1775	}
1535		1776
1536	cf::player->attach (	1777	cf::player->attach (
…		…
1549		1790
1550	# try to abort aborted map switching on player login :)	1791	# try to abort aborted map switching on player login :)
1551	# should happen only on crashes	1792	# should happen only on crashes
1552	if ($pl->ob->{_link_pos}) {	1793	if ($pl->ob->{_link_pos}) {
1553	$pl->ob->enter_link;	1794	$pl->ob->enter_link;
1554	cf::async {	1795	(async {
1555	# we need this sleep as the login has a concurrent enter_exit running	1796	# we need this sleep as the login has a concurrent enter_exit running
1556	# and this sleep increases chances of the player not ending up in scorn	1797	# and this sleep increases chances of the player not ending up in scorn
		1798	$pl->ob->reply (undef,
		1799	"There was an internal problem at your last logout, "
		1800	. "the server will try to bring you to your intended destination in a second.",
		1801	cf::NDI_RED);
1557	Coro::Timer::sleep 1;	1802	Coro::Timer::sleep 1;
1558	$pl->ob->leave_link;	1803	$pl->ob->leave_link;
1559	};	1804	})->prio (2);
1560	}	1805	}
1561	},	1806	},
1562	);	1807	);
1563		1808
1564	=item $player_object->goto_map ($path, $x, $y)	1809	=item $player_object->goto ($path, $x, $y)
1565		1810
1566	=cut	1811	=cut
1567		1812
1568	sub cf::object::player::goto_map {	1813	sub cf::object::player::goto {
1569	my ($self, $path, $x, $y) = @_;	1814	my ($self, $path, $x, $y) = @_;
1570		1815
		1816	$path = new cf::path $path;
		1817
1571	$self->enter_link;	1818	$self->enter_link;
1572		1819
1573	(cf::async {	1820	(async {
1574	$path = new cf::path $path;
1575
1576	my $map = cf::map::find_map $path->as_string;	1821	my $map = cf::map::find $path->as_string;
1577	$map = $map->customise_for ($self) if $map;	1822	$map = $map->{path}->customise_for ($map, $self) if $map;
1578		1823
1579	# warn "entering ", $map->path, " at ($x, $y)\n"	1824	# warn "entering ", $map->path, " at ($x, $y)\n"
1580	# if $map;	1825	# if $map;
1581		1826
1582	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE \| cf::NDI_RED);	1827	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE \| cf::NDI_RED);
1583		1828
1584	$self->leave_link ($map, $x, $y);	1829	$self->leave_link ($map, $x, $y);
1585	})->prio (1);	1830	})->prio (1);
1586	}	1831	}
1587		1832
…		…
1640		1885
1641	return unless $self->type == cf::PLAYER;	1886	return unless $self->type == cf::PLAYER;
1642		1887
1643	$self->enter_link;	1888	$self->enter_link;
1644		1889
1645	(cf::async {	1890	(async {
		1891	$self->deactivate_recursive; # just to be sure
1646	unless (eval {	1892	unless (eval {
1647	prepare_random_map $exit	1893	prepare_random_map $exit
1648	if $exit->slaying eq "/!";	1894	if $exit->slaying eq "/!";
1649		1895
1650	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;	1896	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;
1651	$self->goto_map ($path, $exit->stats->hp, $exit->stats->sp);	1897	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1652		1898
1653	1;	1899	1;
1654	}) {	1900	}) {
1655	$self->message ("Something went wrong deep within the crossfire server. "	1901	$self->message ("Something went wrong deep within the crossfire server. "
1656	. "I'll try to bring you back to the map you were before. "	1902	. "I'll try to bring you back to the map you were before. "
1657	. "Please report this to the dungeon master",	1903	. "Please report this to the dungeon master!",
1658	cf::NDI_UNIQUE \| cf::NDI_RED);	1904	cf::NDI_UNIQUE \| cf::NDI_RED);
1659		1905
1660	warn "ERROR in enter_exit: $@";	1906	warn "ERROR in enter_exit: $@";
1661	$self->leave_link;	1907	$self->leave_link;
1662	}	1908	}
…		…
1730	}	1976	}
1731	}	1977	}
1732	},	1978	},
1733	);	1979	);
1734		1980
1735	=item $client->coro (\&cb)	1981	=item $client->async (\&cb)
1736		1982
1737	Create a new coroutine, running the specified callback. The coroutine will	1983	Create a new coroutine, running the specified callback. The coroutine will
1738	be automatically cancelled when the client gets destroyed (e.g. on logout,	1984	be automatically cancelled when the client gets destroyed (e.g. on logout,
1739	or loss of connection).	1985	or loss of connection).
1740		1986
1741	=cut	1987	=cut
1742		1988
1743	sub cf::client::coro {	1989	sub cf::client::async {
1744	my ($self, $cb) = @_;	1990	my ($self, $cb) = @_;
1745		1991
1746	my $coro = &cf::async ($cb);	1992	my $coro = &Coro::async ($cb);
1747		1993
1748	$coro->on_destroy (sub {	1994	$coro->on_destroy (sub {
1749	delete $self->{_coro}{$coro+0};	1995	delete $self->{_coro}{$coro+0};
1750	});	1996	});
1751		1997
…		…
1986	open my $fh, "<:utf8", cf::confdir . "/config"	2232	open my $fh, "<:utf8", cf::confdir . "/config"
1987	or return;	2233	or return;
1988		2234
1989	local $/;	2235	local $/;
1990	*CFG = YAML::Syck::Load <$fh>;	2236	*CFG = YAML::Syck::Load <$fh>;
		2237
		2238	$EMERGENCY_POSITION = $CFG{emergency_position} \|\| ["/world/world_105_115", 5, 37];
		2239
		2240	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
		2241	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
		2242
		2243	if (exists $CFG{mlockall}) {
		2244	eval {
		2245	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
		2246	and die "WARNING: m(un)lockall failed: $!\n";
		2247	};
		2248	warn $@ if $@;
		2249	}
1991	}	2250	}
1992		2251
1993	sub main {	2252	sub main {
1994	# we must not ever block the main coroutine	2253	# we must not ever block the main coroutine
1995	local $Coro::idle = sub {	2254	local $Coro::idle = sub {
1996	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2255	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
1997	(Coro::unblock_sub {
1998	Event::one_event;	2256	async { Event::one_event };
1999	})->();
2000	};	2257	};
2001		2258
2002	cfg_load;	2259	cfg_load;
2003	db_load;	2260	db_load;
2004	load_extensions;	2261	load_extensions;
2005	Event::loop;	2262	Event::loop;
2006	}	2263	}
2007		2264
2008	#############################################################################	2265	#############################################################################
2009	# initialisation	2266	# initialisation and cleanup
		2267
		2268	# install some emergency cleanup handlers
		2269	BEGIN {
		2270	for my $signal (qw(INT HUP TERM)) {
		2271	Event->signal (
		2272	data => WF_AUTOCANCEL,
		2273	signal => $signal,
		2274	cb => sub {
		2275	cf::cleanup "SIG$signal";
		2276	},
		2277	);
		2278	}
		2279	}
		2280
		2281	sub emergency_save() {
		2282	my $freeze_guard = cf::freeze_mainloop;
		2283
		2284	warn "enter emergency perl save\n";
		2285
		2286	cf::sync_job {
		2287	# use a peculiar iteration method to avoid tripping on perl
		2288	# refcount bugs in for. also avoids problems with players
		2289	# and maps saved/Destroyed asynchronously.
		2290	warn "begin emergency player save\n";
		2291	for my $login (keys %cf::PLAYER) {
		2292	my $pl = $cf::PLAYER{$login} or next;
		2293	$pl->valid or next;
		2294	$pl->save;
		2295	}
		2296	warn "end emergency player save\n";
		2297
		2298	warn "begin emergency map save\n";
		2299	for my $path (keys %cf::MAP) {
		2300	my $map = $cf::MAP{$path} or next;
		2301	$map->valid or next;
		2302	$map->save;
		2303	}
		2304	warn "end emergency map save\n";
		2305	};
		2306
		2307	warn "leave emergency perl save\n";
		2308	}
2010		2309
2011	sub reload() {	2310	sub reload() {
2012	# can/must only be called in main	2311	# can/must only be called in main
2013	if ($Coro::current != $Coro::main) {	2312	if ($Coro::current != $Coro::main) {
2014	warn "can only reload from main coroutine\n";	2313	warn "can only reload from main coroutine\n";
2015	return;	2314	return;
2016	}	2315	}
2017		2316
2018	warn "reloading...";	2317	warn "reloading...";
2019		2318
2020	local $FREEZE = 1;	2319	warn "freezing server";
		2320	my $guard = freeze_mainloop;
2021	cf::emergency_save;	2321	cf::emergency_save;
		2322
		2323	warn "sync database to disk";
		2324	cf::db_sync;
		2325	IO::AIO::flush;
2022		2326
2023	eval {	2327	eval {
2024	# if anything goes wrong in here, we should simply crash as we already saved	2328	# if anything goes wrong in here, we should simply crash as we already saved
2025		2329
2026	# cancel all watchers	2330	warn "cancel all watchers";
2027	for (Event::all_watchers) {	2331	for (Event::all_watchers) {
2028	$_->cancel if $_->data & WF_AUTOCANCEL;	2332	$_->cancel if $_->data & WF_AUTOCANCEL;
2029	}	2333	}
2030		2334
2031	# cancel all extension coros	2335	warn "cancel all extension coros";
2032	$_->cancel for values %EXT_CORO;	2336	$_->cancel for values %EXT_CORO;
2033	%EXT_CORO = ();	2337	%EXT_CORO = ();
2034		2338
		2339	warn "remove commands";
		2340	%COMMAND = ();
		2341
		2342	warn "remove ext commands";
		2343	%EXTCMD = ();
		2344
2035	# unload all extensions	2345	warn "unload/nuke all extensions";
2036	for (@exts) {	2346	for my $pkg (@EXTS) {
2037	warn "unloading <$_>";	2347	warn "... unloading $pkg";
2038	unload_extension $_;	2348
		2349	if (my $cb = $pkg->can ("unload")) {
		2350	eval {
		2351	$cb->($pkg);
		2352	1
		2353	} or warn "$pkg unloaded, but with errors: $@";
2039	}	2354	}
2040		2355
		2356	warn "... nuking $pkg";
		2357	Symbol::delete_package $pkg;
		2358	}
		2359
2041	# unload all modules loaded from $LIBDIR	2360	warn "unload all perl modules loaded from $LIBDIR";
2042	while (my ($k, $v) = each %INC) {	2361	while (my ($k, $v) = each %INC) {
2043	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2362	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2044		2363
2045	warn "removing <$k>";	2364	warn "removing <$k>";
2046	delete $INC{$k};	2365	delete $INC{$k};
…		…
2053	}	2372	}
2054		2373
2055	Symbol::delete_package $k;	2374	Symbol::delete_package $k;
2056	}	2375	}
2057		2376
2058	# sync database to disk
2059	cf::db_sync;
2060	IO::AIO::flush;
2061
2062	# get rid of safe::, as good as possible	2377	warn "get rid of safe::, as good as possible";
2063	Symbol::delete_package "safe::$_"	2378	Symbol::delete_package "safe::$_"
2064	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2379	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2065		2380
2066	# remove register_script_function callbacks
2067	# TODO
2068
2069	# unload cf.pm "a bit"	2381	warn "unload cf.pm \"a bit\"";
2070	delete $INC{"cf.pm"};	2382	delete $INC{"cf.pm"};
2071		2383
2072	# don't, removes xs symbols, too,	2384	# don't, removes xs symbols, too,
2073	# and global variables created in xs	2385	# and global variables created in xs
2074	#Symbol::delete_package __PACKAGE__;	2386	#Symbol::delete_package __PACKAGE__;
2075		2387
2076	# reload cf.pm
2077	warn "reloading cf.pm";	2388	warn "reloading cf.pm";
2078	require cf;	2389	require cf;
2079	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2390	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2080		2391
2081	# load config and database again	2392	warn "load config and database again";
2082	cf::cfg_load;	2393	cf::cfg_load;
2083	cf::db_load;	2394	cf::db_load;
2084		2395
2085	# load extensions
2086	warn "load extensions";	2396	warn "load extensions";
2087	cf::load_extensions;	2397	cf::load_extensions;
2088		2398
2089	# reattach attachments to objects	2399	warn "reattach attachments to objects/players";
2090	warn "reattach";
2091	_global_reattach;	2400	_global_reattach;
		2401	warn "reattach attachments to maps";
		2402	reattach $_ for values %MAP;
2092	};	2403	};
2093		2404
2094	if ($@) {	2405	if ($@) {
2095	warn $@;	2406	warn $@;
2096	warn "error while reloading, exiting.";	2407	warn "error while reloading, exiting.";
2097	exit 1;	2408	exit 1;
2098	}	2409	}
2099		2410
2100	warn "reloaded successfully";	2411	warn "reloaded";
2101	};	2412	};
2102		2413
2103	#############################################################################	2414	#############################################################################
2104		2415
2105	unless ($LINK_MAP) {	2416	unless ($LINK_MAP) {
…		…
2112	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";	2423	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2113	$LINK_MAP->in_memory (MAP_IN_MEMORY);	2424	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2114		2425
2115	# dirty hack because... archetypes are not yet loaded	2426	# dirty hack because... archetypes are not yet loaded
2116	Event->timer (	2427	Event->timer (
2117	after => 2,	2428	after => 10,
2118	cb => sub {	2429	cb => sub {
2119	$_[0]->w->cancel;	2430	$_[0]->w->cancel;
2120		2431
2121	# provide some exits "home"	2432	# provide some exits "home"
2122	my $exit = cf::object::new "exit";	2433	my $exit = cf::object::new "exit";
…		…
2141	$LINK_MAP->{deny_reset} = 1;	2452	$LINK_MAP->{deny_reset} = 1;
2142		2453
2143	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;	2454	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2144	}	2455	}
2145		2456
2146	register "<global>", __PACKAGE__;
2147
2148	register_command "reload" => sub {	2457	register_command "reload" => sub {
2149	my ($who, $arg) = @_;	2458	my ($who, $arg) = @_;
2150		2459
2151	if ($who->flag (FLAG_WIZ)) {	2460	if ($who->flag (FLAG_WIZ)) {
2152	$who->message ("start of reload.");	2461	$who->message ("start of reload.");
…		…
2161	reentrant => 0,	2470	reentrant => 0,
2162	prio => 0,	2471	prio => 0,
2163	at => $NEXT_TICK \|\| $TICK,	2472	at => $NEXT_TICK \|\| $TICK,
2164	data => WF_AUTOCANCEL,	2473	data => WF_AUTOCANCEL,
2165	cb => sub {	2474	cb => sub {
2166	unless ($FREEZE) {	2475	$NOW = Event::time;
		2476
2167	cf::server_tick; # one server iteration	2477	cf::server_tick; # one server iteration
2168	$RUNTIME += $TICK;	2478	$RUNTIME += $TICK;
2169	}
2170
2171	$NEXT_TICK += $TICK;	2479	$NEXT_TICK += $TICK;
		2480
		2481	$WAIT_FOR_TICK->broadcast;
		2482	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2172		2483
2173	# if we are delayed by four ticks or more, skip them all	2484	# if we are delayed by four ticks or more, skip them all
2174	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2485	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2175		2486
2176	$TICK_WATCHER->at ($NEXT_TICK);	2487	$TICK_WATCHER->at ($NEXT_TICK);

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Comparing deliantra/server/lib/cf.pm (file contents): Revision 1.129 by root, Wed Jan 3 00:41:19 2007 UTC vs. Revision 1.165 by root, Fri Jan 12 22:09:22 2007 UTC

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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.129 by root, Wed Jan 3 00:41:19 2007 UTC vs.
Revision 1.165 by root, Fri Jan 12 22:09:22 2007 UTC