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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.266 by root, Fri May 18 01:01:02 2007 UTC vs.
Revision 1.334 by root, Mon Aug 20 22:09:04 2007 UTC

…		…
10	use Event;	10	use Event;
11	use Opcode;	11	use Opcode;
12	use Safe;	12	use Safe;
13	use Safe::Hole;	13	use Safe::Hole;
14		14
15	use Coro 3.61 ();	15	use Coro 3.64 ();
16	use Coro::State;	16	use Coro::State;
17	use Coro::Handle;	17	use Coro::Handle;
18	use Coro::Event;	18	use Coro::Event;
19	use Coro::Timer;	19	use Coro::Timer;
20	use Coro::Signal;	20	use Coro::Signal;
21	use Coro::Semaphore;	21	use Coro::Semaphore;
22	use Coro::AIO;	22	use Coro::AIO;
23	use Coro::Storable;	23	use Coro::Storable;
		24	use Coro::Util ();
24		25
		26	use JSON::XS 1.4 ();
25	use BDB ();	27	use BDB ();
26	use Data::Dumper;	28	use Data::Dumper;
27	use Digest::MD5;	29	use Digest::MD5;
28	use Fcntl;	30	use Fcntl;
29	use YAML::Syck ();	31	use YAML::Syck ();
30	use IO::AIO 2.32 ();	32	use IO::AIO 2.32 ();
31	use Time::HiRes;	33	use Time::HiRes;
32	use Compress::LZF;	34	use Compress::LZF;
		35	use Digest::MD5 ();
33		36
34	# configure various modules to our taste	37	# configure various modules to our taste
35	#	38	#
36	$Storable::canonical = 1; # reduce rsync transfers	39	$Storable::canonical = 1; # reduce rsync transfers
37	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
…		…
49	our %COMMAND = ();	52	our %COMMAND = ();
50	our %COMMAND_TIME = ();	53	our %COMMAND_TIME = ();
51		54
52	our @EXTS = (); # list of extension package names	55	our @EXTS = (); # list of extension package names
53	our %EXTCMD = ();	56	our %EXTCMD = ();
		57	our %EXTICMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	58	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	59	our %EXT_MAP = (); # pluggable maps
56		60
57	our $RELOAD; # number of reloads so far	61	our $RELOAD; # number of reloads so far
58	our @EVENT;	62	our @EVENT;
…		…
164		168
165	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
166	returns directly I<after> the tick processing (and consequently, can only wake one process	170	returns directly I<after> the tick processing (and consequently, can only wake one process
167	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
168		172
		173	=item @cf::INVOKE_RESULTS
		174
		175	This array contains the results of the last C<invoke ()> call. When
		176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		177	that call.
		178
169	=back	179	=back
170		180
171	=cut	181	=cut
172		182
173	BEGIN {	183	BEGIN {
…		…
187	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
188	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
189	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
190	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
191	@safe::cf::map::ISA = @cf::map::ISA = 'cf::attachable';	201	@safe::cf::map::ISA = @cf::map::ISA = 'cf::attachable';
		202	@safe::cf::arch::ISA = @cf::arch::ISA = 'cf::object';
192	@safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object';	203	@safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object'; # not really true (yet)
193		204
194	# we bless all objects into (empty) derived classes to force a method lookup	205	# we bless all objects into (empty) derived classes to force a method lookup
195	# within the Safe compartment.	206	# within the Safe compartment.
196	for my $pkg (qw(	207	for my $pkg (qw(
197	cf::global cf::attachable	208	cf::global cf::attachable
…		…
205	}	216	}
206		217
207	$Event::DIED = sub {	218	$Event::DIED = sub {
208	warn "error in event callback: @_";	219	warn "error in event callback: @_";
209	};	220	};
		221
		222	#############################################################################
210		223
211	=head2 UTILITY FUNCTIONS	224	=head2 UTILITY FUNCTIONS
212		225
213	=over 4	226	=over 4
214		227
…		…
233	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
234	$d	247	$d
235	} || "[unable to dump $_[0]: '$@']";	248	} || "[unable to dump $_[0]: '$@']";
236	}	249	}
237		250
238	use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
239
240	=item $ref = cf::from_json $json	251	=item $ref = cf::from_json $json
241		252
242	Converts a JSON string into the corresponding perl data structure.	253	Converts a JSON string into the corresponding perl data structure.
243		254
244	=item $json = cf::to_json $ref	255	=item $json = cf::to_json $ref
245		256
246	Converts a perl data structure into its JSON representation.	257	Converts a perl data structure into its JSON representation.
		258
		259	=cut
		260
		261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
		262
		263	sub to_json ($) { $json_coder->encode ($_[0]) }
		264	sub from_json ($) { $json_coder->decode ($_[0]) }
247		265
248	=item cf::lock_wait $string	266	=item cf::lock_wait $string
249		267
250	Wait until the given lock is available. See cf::lock_acquire.	268	Wait until the given lock is available. See cf::lock_acquire.
251		269
…		…
305	};	323	};
306	$TICK_WATCHER->stop;	324	$TICK_WATCHER->stop;
307	$guard	325	$guard
308	}	326	}
309		327
		328	=item cf::get_slot $time[, $priority[, $name]]
		329
		330	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		331	This call blocks and returns only when you have at least C<$time> seconds
		332	of cpu time till the next tick. The slot is only valid till the next cede.
		333
		334	The optional C<$name> can be used to identify the job to run. It might be
		335	used for statistical purposes and should identify the same time-class.
		336
		337	Useful for short background jobs.
		338
		339	=cut
		340
		341	our @SLOT_QUEUE;
		342	our $SLOT_QUEUE;
		343
		344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		345	$SLOT_QUEUE = Coro::async {
		346	my $signal = new Coro::Signal;
		347
		348	while () {
		349	next_job:
		350	my $avail = cf::till_tick;
		351	if ($avail > 0.01) {
		352	for (0 .. $#SLOT_QUEUE) {
		353	if ($SLOT_QUEUE[$_][0] < $avail) {
		354	my $job = splice @SLOT_QUEUE, $_, 1, ();
		355	$job->[2]->send;
		356	Coro::cede;
		357	goto next_job;
		358	}
		359	}
		360	}
		361
		362	if (@SLOT_QUEUE) {
		363	# we do not use wait_For_tick() as it returns immediately when tick is inactive
		364	push @cf::WAIT_FOR_TICK, $signal;
		365	$signal->wait;
		366	} else {
		367	Coro::schedule;
		368	}
		369	}
		370	};
		371
		372	sub get_slot($;$$) {
		373	my ($time, $pri, $name) = @_;
		374
		375	$time = $TICK * .6 if $time > $TICK * .6;
		376	my $sig = new Coro::Signal;
		377
		378	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		379	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		380	$SLOT_QUEUE->ready;
		381	$sig->wait;
		382	}
		383
310	=item cf::async { BLOCK }	384	=item cf::async { BLOCK }
311		385
312	Currently the same as Coro::async_pool, meaning you cannot use	386	Currently the same as Coro::async_pool, meaning you cannot use
313	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only	387	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
314	thing you are allowed to do is call C<prio> on it.	388	thing you are allowed to do is call C<prio> on it.
…		…
317		391
318	BEGIN { *async = \&Coro::async_pool }	392	BEGIN { *async = \&Coro::async_pool }
319		393
320	=item cf::sync_job { BLOCK }	394	=item cf::sync_job { BLOCK }
321		395
322	The design of crossfire+ requires that the main coro ($Coro::main) is	396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)
323	always able to handle events or runnable, as crossfire+ is only partly	397	is always able to handle events or runnable, as Crossfire TRT is only
324	reentrant. Thus "blocking" it by e.g. waiting for I/O is not acceptable.	398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
		399	acceptable.
325		400
326	If it must be done, put the blocking parts into C<sync_job>. This will run	401	If it must be done, put the blocking parts into C<sync_job>. This will run
327	the given BLOCK in another coroutine while waiting for the result. The	402	the given BLOCK in another coroutine while waiting for the result. The
328	server will be frozen during this time, so the block should either finish	403	server will be frozen during this time, so the block should either finish
329	fast or be very important.	404	fast or be very important.
…		…
389	$EXT_CORO{$coro+0} = $coro;	464	$EXT_CORO{$coro+0} = $coro;
390		465
391	$coro	466	$coro
392	}	467	}
393		468
394	sub write_runtime {	469	=item fork_call { }, $args
395	my $runtime = "$LOCALDIR/runtime";
396		470
397	# first touch the runtime file to show we are still running:	471	Executes the given code block with the given arguments in a seperate
398	# the fsync below can take a very very long time.	472	process, returning the results. Everything must be serialisable with
		473	Coro::Storable. May, of course, block. Note that the executed sub may
		474	never block itself or use any form of Event handling.
399		475
400	if (my $fh = aio_open $runtime, O_WRONLY, 0) {	476	=cut
401	utime undef, undef, $fh;
402	}
403		477
404	my $guard = cf::lock_acquire "write_runtime";	478	sub fork_call(&@) {
		479	my ($cb, @args) = @_;
405		480
406	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	481	# we seemingly have to make a local copy of the whole thing,
407	or return;	482	# otherwise perl prematurely frees the stuff :/
		483	# TODO: investigate and fix (liekly this will be rather laborious)
408		484
409	my $value = $cf::RUNTIME + 90 + 10;	485	my @res = Coro::Util::fork_eval {
410	# 10 is the runtime save interval, for a monotonic clock	486	reset_signals;
411	# 60 allows for the watchdog to kill the server.	487	&$cb
		488	}, @args;
412		489
413	(aio_write $fh, 0, (length $value), $value, 0) <= 0	490	wantarray ? @res : $res[-1]
414	and return;	491	}
415		492
416	# always fsync - this file is important	493	=item $value = cf::db_get $family => $key
417	aio_fsync $fh
418	and return;
419		494
420	# touch it again to show we are up-to-date	495	Returns a single value from the environment database.
421	utime undef, undef, $fh;
422		496
423	close $fh	497	=item cf::db_put $family => $key => $value
424	or return;
425		498
426	aio_rename "$runtime~", $runtime	499	Stores the given C<$value> in the family. It can currently store binary
427	and return;	500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
428		501
429	warn "runtime file written.\n";#d#	502	=cut
430		503
		504	our $DB;
		505
		506	sub db_init {
		507	unless ($DB) {
		508	$DB = BDB::db_create $DB_ENV;
		509
		510	cf::sync_job {
		511	eval {
		512	$DB->set_flags (BDB::CHKSUM);
		513
		514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
		515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		516	cf::cleanup "db_open(db): $!" if $!;
		517	};
		518	cf::cleanup "db_open(db): $@" if $@;
		519	};
431	1	520	}
		521	}
		522
		523	sub db_get($$) {
		524	my $key = "$_[0]/$_[1]";
		525
		526	cf::sync_job {
		527	BDB::db_get $DB, undef, $key, my $data;
		528
		529	$! ? ()
		530	: $data
		531	}
		532	}
		533
		534	sub db_put($$$) {
		535	BDB::dbreq_pri 4;
		536	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
		537	}
		538
		539	=item cf::cache $id => [$paths...], $processversion => $process
		540
		541	Generic caching function that returns the value of the resource $id,
		542	caching and regenerating as required.
		543
		544	This function can block.
		545
		546	=cut
		547
		548	sub cache {
		549	my ($id, $src, $processversion, $process) = @_;
		550
		551	my $meta =
		552	join "\x00",
		553	$processversion,
		554	map {
		555	aio_stat $_
		556	and Carp::croak "$_: $!";
		557
		558	($_, (stat _)[7,9])
		559	} @$src;
		560
		561	my $dbmeta = db_get cache => "$id/meta";
		562	if ($dbmeta ne $meta) {
		563	# changed, we may need to process
		564
		565	my @data;
		566	my $md5;
		567
		568	for (0 .. $#$src) {
		569	0 <= aio_load $src->[$_], $data[$_]
		570	or Carp::croak "$src->[$_]: $!";
		571	}
		572
		573	# if processing is expensive, check
		574	# checksum first
		575	if (1) {
		576	$md5 =
		577	join "\x00",
		578	$processversion,
		579	map {
		580	Coro::cede;
		581	($src->[$_], Digest::MD5::md5_hex $data[$_])
		582	} 0.. $#$src;
		583
		584
		585	my $dbmd5 = db_get cache => "$id/md5";
		586	if ($dbmd5 eq $md5) {
		587	db_put cache => "$id/meta", $meta;
		588
		589	return db_get cache => "$id/data";
		590	}
		591	}
		592
		593	my $t1 = Time::HiRes::time;
		594	my $data = $process->(\@data);
		595	my $t2 = Time::HiRes::time;
		596
		597	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
		598
		599	db_put cache => "$id/data", $data;
		600	db_put cache => "$id/md5" , $md5;
		601	db_put cache => "$id/meta", $meta;
		602
		603	return $data;
		604	}
		605
		606	db_get cache => "$id/data"
432	}	607	}
433		608
434	=item cf::datalog type => key => value, ...	609	=item cf::datalog type => key => value, ...
435		610
436	Log a datalog packet of the given type with the given key-value pairs.	611	Log a datalog packet of the given type with the given key-value pairs.
…		…
454	attach callbacks/event handlers (a collection of which is called an "attachment")	629	attach callbacks/event handlers (a collection of which is called an "attachment")
455	to it. All such attachable objects support the following methods.	630	to it. All such attachable objects support the following methods.
456		631
457	In the following description, CLASS can be any of C<global>, C<object>	632	In the following description, CLASS can be any of C<global>, C<object>
458	C<player>, C<client> or C<map> (i.e. the attachable objects in	633	C<player>, C<client> or C<map> (i.e. the attachable objects in
459	crossfire+).	634	Crossfire TRT).
460		635
461	=over 4	636	=over 4
462		637
463	=item $attachable->attach ($attachment, key => $value...)	638	=item $attachable->attach ($attachment, key => $value...)
464		639
…		…
627	$registry = $CB_TYPE[$object_type] ||= [];	802	$registry = $CB_TYPE[$object_type] ||= [];
628		803
629	} elsif ($type eq "subtype") {	804	} elsif ($type eq "subtype") {
630	defined $object_type or Carp::croak "subtype specified without type";	805	defined $object_type or Carp::croak "subtype specified without type";
631	my $object_subtype = shift @arg;	806	my $object_subtype = shift @arg;
632	$registry = $CB_TYPE[$object_type + $object_subtype * NUM_SUBTYPES] ||= [];	807	$registry = $CB_TYPE[$object_type + $object_subtype * NUM_TYPES] ||= [];
633		808
634	} elsif ($type eq "package") {	809	} elsif ($type eq "package") {
635	my $pkg = shift @arg;	810	my $pkg = shift @arg;
636		811
637	while (my ($name, $id) = each %cb_id) {	812	while (my ($name, $id) = each %cb_id) {
…		…
666	_attach $registry, $klass, @attach;	841	_attach $registry, $klass, @attach;
667	}	842	}
668		843
669	$obj->{$name} = \%arg;	844	$obj->{$name} = \%arg;
670	} else {	845	} else {
671	warn "object uses attachment '$name' that is not available, postponing.\n";	846	warn "object uses attachment '$name' which is not available, postponing.\n";
672	}	847	}
673		848
674	$obj->{_attachment}{$name} = undef;	849	$obj->{_attachment}{$name} = undef;
675	}	850	}
676		851
…		…
678	if (ref $_[0]) {	853	if (ref $_[0]) {
679	_object_attach @_;	854	_object_attach @_;
680	} else {	855	} else {
681	_attach shift->_attach_registry, @_;	856	_attach shift->_attach_registry, @_;
682	}	857	}
		858	_recalc_want;
683	};	859	};
684		860
685	# all those should be optimised	861	# all those should be optimised
686	sub cf::attachable::detach {	862	sub cf::attachable::detach {
687	my ($obj, $name) = @_;	863	my ($obj, $name) = @_;
…		…
690	delete $obj->{_attachment}{$name};	866	delete $obj->{_attachment}{$name};
691	reattach ($obj);	867	reattach ($obj);
692	} else {	868	} else {
693	Carp::croak "cannot, currently, detach class attachments";	869	Carp::croak "cannot, currently, detach class attachments";
694	}	870	}
		871	_recalc_want;
695	};	872	};
696		873
697	sub cf::attachable::attached {	874	sub cf::attachable::attached {
698	my ($obj, $name) = @_;	875	my ($obj, $name) = @_;
699		876
…		…
714	";	891	";
715	die if $@;	892	die if $@;
716	}	893	}
717		894
718	our $override;	895	our $override;
719	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	896	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
720		897
721	sub override {	898	sub override {
722	$override = 1;	899	$override = 1;
723	@invoke_results = ();	900	@INVOKE_RESULTS = (@_);
724	}	901	}
725		902
726	sub do_invoke {	903	sub do_invoke {
727	my $event = shift;	904	my $event = shift;
728	my $callbacks = shift;	905	my $callbacks = shift;
729		906
730	@invoke_results = ();	907	@INVOKE_RESULTS = ();
731		908
732	local $override;	909	local $override;
733		910
734	for (@$callbacks) {	911	for (@$callbacks) {
735	eval { &{$_->[1]} };	912	eval { &{$_->[1]} };
…		…
752		929
753	Generate an object-specific event with the given arguments.	930	Generate an object-specific event with the given arguments.
754		931
755	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	932	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
756	removed in future versions), and there is no public API to access override	933	removed in future versions), and there is no public API to access override
757	results (if you must, access C<@cf::invoke_results> directly).	934	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
758		935
759	=back	936	=back
760		937
761	=cut	938	=cut
762		939
763	#############################################################################	940	#############################################################################
764	# object support	941	# object support
		942	#
		943
		944	sub _can_merge {
		945	my ($ob1, $ob2) = @_;
		946
		947	local $Storable::canonical = 1;
		948	my $fob1 = Storable::freeze $ob1;
		949	my $fob2 = Storable::freeze $ob2;
		950
		951	$fob1 eq $fob2
		952	}
765		953
766	sub reattach {	954	sub reattach {
767	# basically do the same as instantiate, without calling instantiate	955	# basically do the same as instantiate, without calling instantiate
768	my ($obj) = @_;	956	my ($obj) = @_;
769		957
…		…
872	or return;	1060	or return;
873	$av = eval { (Storable::thaw $av)->{objs} };	1061	$av = eval { (Storable::thaw $av)->{objs} };
874	}	1062	}
875		1063
876	warn sprintf "loading %s (%d)\n",	1064	warn sprintf "loading %s (%d)\n",
877	$filename, length $data, scalar @{$av || []};#d#	1065	$filename, length $data, scalar @{$av || []};
878	return ($data, $av);	1066	return ($data, $av);
879	}	1067	}
		1068
		1069	=head2 COMMAND CALLBACKS
		1070
		1071	=over 4
		1072
		1073	=cut
880		1074
881	#############################################################################	1075	#############################################################################
882	# command handling &c	1076	# command handling &c
883		1077
884	=item cf::register_command $name => \&callback($ob,$args);	1078	=item cf::register_command $name => \&callback($ob,$args);
…		…
897	push @{ $COMMAND{$name} }, [$caller, $cb];	1091	push @{ $COMMAND{$name} }, [$caller, $cb];
898	}	1092	}
899		1093
900	=item cf::register_extcmd $name => \&callback($pl,$packet);	1094	=item cf::register_extcmd $name => \&callback($pl,$packet);
901		1095
902	Register a callbackf ro execution when the client sends an extcmd packet.	1096	Register a callback for execution when the client sends an (synchronous)
		1097	extcmd packet. Ext commands will be processed in the order they are
		1098	received by the server, like other user commands. The first argument is
		1099	the logged-in player. Ext commands can only be processed after a player
		1100	has logged in successfully.
903		1101
904	If the callback returns something, it is sent back as if reply was being	1102	If the callback returns something, it is sent back as if reply was being
905	called.	1103	called.
906		1104
		1105	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1106
		1107	Register a callback for execution when the client sends an (asynchronous)
		1108	exticmd packet. Exti commands are processed by the server as soon as they
		1109	are received, i.e. out of order w.r.t. other commands. The first argument
		1110	is a client socket. Exti commands can be received anytime, even before
		1111	log-in.
		1112
		1113	If the callback returns something, it is sent back as if reply was being
		1114	called.
		1115
907	=cut	1116	=cut
908		1117
909	sub register_extcmd {	1118	sub register_extcmd {
910	my ($name, $cb) = @_;	1119	my ($name, $cb) = @_;
911		1120
912	$EXTCMD{$name} = $cb;	1121	$EXTCMD{$name} = $cb;
		1122	}
		1123
		1124	sub register_exticmd {
		1125	my ($name, $cb) = @_;
		1126
		1127	$EXTICMD{$name} = $cb;
913	}	1128	}
914		1129
915	cf::player->attach (	1130	cf::player->attach (
916	on_command => sub {	1131	on_command => sub {
917	my ($pl, $name, $params) = @_;	1132	my ($pl, $name, $params) = @_;
…		…
926	cf::override;	1141	cf::override;
927	},	1142	},
928	on_extcmd => sub {	1143	on_extcmd => sub {
929	my ($pl, $buf) = @_;	1144	my ($pl, $buf) = @_;
930		1145
931	my $msg = eval { from_json $buf };	1146	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
932		1147
933	if (ref $msg) {	1148	if (ref $msg) {
		1149	my ($type, $reply, @payload) =
		1150	"ARRAY" eq ref $msg
		1151	? @$msg
		1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1153
934	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1154	if (my $cb = $EXTCMD{$type}) {
935	if (my %reply = $cb->($pl, $msg)) {	1155	my @reply = $cb->($pl, @payload);
		1156
936	$pl->ext_reply ($msg->{msgid}, %reply);	1157	$pl->ext_reply ($reply, @reply)
937	}	1158	if $reply;
938	}	1159	}
939	} else {	1160	} else {
940	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1161	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
941	}	1162	}
942		1163
943	cf::override;	1164	cf::override;
944	},	1165	},
945	);	1166	);
946		1167
947	sub load_extension {
948	my ($path) = @_;
949
950	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
951	my $base = $1;
952	my $pkg = $1;
953	$pkg =~ s/[^[:word:]]/_/g;
954	$pkg = "ext::$pkg";
955
956	warn "... loading '$path' into '$pkg'\n";
957
958	open my $fh, "<:utf8", $path
959	or die "$path: $!";
960
961	my $source =
962	"package $pkg; use strict; use utf8;\n"
963	. "#line 1 \"$path\"\n{\n"
964	. (do { local $/; <$fh> })
965	. "\n};\n1";
966
967	unless (eval $source) {
968	my $msg = $@ ? "$path: $@\n"
969	: "extension disabled.\n";
970	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
971	warn $@;
972	warn "mandatory extension failed to load, exiting.\n";
973	exit 1;
974	}
975	die $@;
976	}
977
978	push @EXTS, $pkg;
979	}
980
981	sub load_extensions {	1168	sub load_extensions {
		1169	cf::sync_job {
		1170	my %todo;
		1171
982	for my $ext (<$LIBDIR/*.ext>) {	1172	for my $path (<$LIBDIR/*.ext>) {
983	next unless -r $ext;	1173	next unless -r $path;
984	eval {	1174
985	load_extension $ext;	1175	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
		1176	my $base = $1;
		1177	my $pkg = $1;
		1178	$pkg =~ s/[^[:word:]]/_/g;
		1179	$pkg = "ext::$pkg";
		1180
		1181	open my $fh, "<:utf8", $path
		1182	or die "$path: $!";
		1183
		1184	my $source = do { local $/; <$fh> };
		1185
		1186	my %ext = (
		1187	path => $path,
		1188	base => $base,
		1189	pkg => $pkg,
		1190	);
		1191
		1192	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
		1193	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
		1194
		1195	$ext{source} =
		1196	"package $pkg; use strict; use utf8;\n"
		1197	. "#line 1 \"$path\"\n{\n"
		1198	. $source
		1199	. "\n};\n1";
		1200
		1201	$todo{$base} = \%ext;
		1202	}
		1203
		1204	my %done;
		1205	while (%todo) {
		1206	my $progress;
		1207
		1208	while (my ($k, $v) = each %todo) {
		1209	for (split /,\s*/, $v->{meta}{depends}) {
		1210	goto skip
		1211	unless exists $done{$_};
		1212	}
		1213
		1214	warn "... loading '$k' into '$v->{pkg}'\n";
		1215
		1216	unless (eval $v->{source}) {
		1217	my $msg = $@ ? "$v->{path}: $@\n"
		1218	: "$v->{base}: extension inactive.\n";
		1219
		1220	if (exists $v->{meta}{mandatory}) {
		1221	warn $msg;
		1222	warn "mandatory extension failed to load, exiting.\n";
		1223	exit 1;
		1224	}
		1225
		1226	warn $msg;
		1227	}
		1228
		1229	$done{$k} = delete $todo{$k};
		1230	push @EXTS, $v->{pkg};
		1231	$progress = 1;
986	1	1232	}
987	} or warn "$ext not loaded: $@";	1233
		1234	skip:
		1235	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"
		1236	unless $progress;
		1237	}
988	}	1238	};
989	}	1239	}
990		1240
991	#############################################################################	1241	#############################################################################
		1242
		1243	=back
992		1244
993	=head2 CORE EXTENSIONS	1245	=head2 CORE EXTENSIONS
994		1246
995	Functions and methods that extend core crossfire objects.	1247	Functions and methods that extend core crossfire objects.
996		1248
…		…
1083	$cf::PLAYER{$login} = $self;	1335	$cf::PLAYER{$login} = $self;
1084		1336
1085	$self	1337	$self
1086	}	1338	}
1087		1339
		1340	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1341
		1342	=cut
		1343
		1344	sub send_msg {
		1345	my $ns = shift->ns
		1346	or return;
		1347	$ns->send_msg (@_);
		1348	}
		1349
1088	=item $pl->quit_character	1350	=item $pl->quit_character
1089		1351
1090	Nukes the player without looking back. If logged in, the connection will	1352	Nukes the player without looking back. If logged in, the connection will
1091	be destroyed. May block for a long time.	1353	be destroyed. May block for a long time.
1092		1354
…		…
1184	}	1446	}
1185		1447
1186	\@paths	1448	\@paths
1187	}	1449	}
1188		1450
		1451	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
		1452
		1453	Expand crossfire pod fragments into protocol xml.
		1454
		1455	=cut
		1456
		1457	sub expand_cfpod {
		1458	((my $self), (local $_)) = @_;
		1459
		1460	# escape & and <
		1461	s/&/&amp;/g;
		1462	s/(?<![BIUGH])</&lt;/g;
		1463
		1464	# this is buggy, it needs to properly take care of nested <'s
		1465
		1466	1 while
		1467	# replace B<>, I<>, U<> etc.
		1468	s/B<([^\>]*)>/<b>$1<\/b>/
		1469	|| s/I<([^\>]*)>/<i>$1<\/i>/
		1470	|| s/U<([^\>]*)>/<u>$1<\/u>/
		1471	# replace G<male|female> tags
		1472	|| s{G<([^>|]*)\|([^>]*)>}{
		1473	$self->gender ? $2 : $1
		1474	}ge
		1475	# replace H<hint text>
		1476	|| s{H<([^\>]*)>}
		1477	{
		1478	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
		1479	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
		1480	"")
		1481	[$self->{hintmode}]
		1482	}ge;
		1483
		1484	# create single paragraphs (very hackish)
		1485	s/(?<=\S)\n(?=\w)/ /g;
		1486
		1487	# compress some whitespace
		1488	s/\s+\n/\n/g; # ws line-ends
		1489	s/\n\n+/\n/g; # double lines
		1490	s/^\n+//; # beginning lines
		1491	s/\n+$//; # ending lines
		1492
		1493	$_
		1494	}
		1495
		1496	sub hintmode {
		1497	$_[0]{hintmode} = $_[1] if @_ > 1;
		1498	$_[0]{hintmode}
		1499	}
		1500
1189	=item $player->ext_reply ($msgid, %msg)	1501	=item $player->ext_reply ($msgid, @msg)
1190		1502
1191	Sends an ext reply to the player.	1503	Sends an ext reply to the player.
1192		1504
1193	=cut	1505	=cut
1194		1506
1195	sub ext_reply($$%) {	1507	sub ext_reply($$@) {
1196	my ($self, $id, %msg) = @_;	1508	my ($self, $id, @msg) = @_;
1197		1509
1198	$msg{msgid} = $id;	1510	if ($self->ns->extcmd == 2) {
1199		1511	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1200	$self->send ("ext " . cf::to_json \%msg);	1512	} elsif ($self->ns->extcmd == 1) {
		1513	#TODO: version 1, remove
		1514	unshift @msg, msgtype => "reply", msgid => $id;
		1515	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
		1516	}
1201	}	1517	}
1202		1518
1203	=item $player->ext_event ($type, %msg)	1519	=item $player->ext_msg ($type, @msg)
1204		1520
1205	Sends an ext event to the client.	1521	Sends an ext event to the client.
1206		1522
1207	=cut	1523	=cut
1208		1524
1209	sub ext_event($$%) {	1525	sub ext_msg($$@) {
1210	my ($self, $type, %msg) = @_;	1526	my ($self, $type, @msg) = @_;
1211		1527
1212	$self->ns->ext_event ($type, %msg);	1528	$self->ns->ext_msg ($type, @msg);
1213	}	1529	}
1214		1530
1215	=head3 cf::region	1531	=head3 cf::region
1216		1532
1217	=over 4	1533	=over 4
…		…
1220		1536
1221	package cf::region;	1537	package cf::region;
1222		1538
1223	=item cf::region::find_by_path $path	1539	=item cf::region::find_by_path $path
1224		1540
1225	Tries to decuce the probable region for a map knowing only its path.	1541	Tries to decuce the likely region for a map knowing only its path.
1226		1542
1227	=cut	1543	=cut
1228		1544
1229	sub find_by_path($) {	1545	sub find_by_path($) {
1230	my ($path) = @_;	1546	my ($path) = @_;
1231		1547
1232	my ($match, $specificity);	1548	my ($match, $specificity);
1233		1549
1234	for my $region (list) {	1550	for my $region (list) {
1235	if ($region->match && $path =~ $region->match) {	1551	if ($region->{match} && $path =~ $region->{match}) {
1236	($match, $specificity) = ($region, $region->specificity)	1552	($match, $specificity) = ($region, $region->specificity)
1237	if $region->specificity > $specificity;	1553	if $region->specificity > $specificity;
1238	}	1554	}
1239	}	1555	}
1240		1556
…		…
1304	my ($self, $merge) = @_;	1620	my ($self, $merge) = @_;
1305		1621
1306	# we have to keep some variables in memory intact	1622	# we have to keep some variables in memory intact
1307	local $self->{path};	1623	local $self->{path};
1308	local $self->{load_path};	1624	local $self->{load_path};
1309	local $self->{deny_save};
1310	local $self->{deny_reset};
1311		1625
1312	$self->SUPER::thawer_merge ($merge);	1626	$self->SUPER::thawer_merge ($merge);
1313	}	1627	}
1314		1628
1315	sub normalise {	1629	sub normalise {
…		…
1362	$self->init; # pass $1 etc.	1676	$self->init; # pass $1 etc.
1363	return $self;	1677	return $self;
1364	}	1678	}
1365	}	1679	}
1366		1680
1367	Carp::carp "unable to resolve path '$path' (base '$base').";	1681	Carp::cluck "unable to resolve path '$path' (base '$base').";
1368	()	1682	()
1369	}	1683	}
1370		1684
1371	sub init {	1685	sub init {
1372	my ($self) = @_;	1686	my ($self) = @_;
…		…
1413	sub change_all_map_light {	1727	sub change_all_map_light {
1414	my ($change) = @_;	1728	my ($change) = @_;
1415		1729
1416	$_->change_map_light ($change)	1730	$_->change_map_light ($change)
1417	for grep $_->outdoor, values %cf::MAP;	1731	for grep $_->outdoor, values %cf::MAP;
		1732	}
		1733
		1734	sub decay_objects {
		1735	my ($self) = @_;
		1736
		1737	return if $self->{deny_reset};
		1738
		1739	$self->do_decay_objects;
1418	}	1740	}
1419		1741
1420	sub unlink_save {	1742	sub unlink_save {
1421	my ($self) = @_;	1743	my ($self) = @_;
1422		1744
…		…
1480	$self->load_header_orig	1802	$self->load_header_orig
1481	or return;	1803	or return;
1482	$self->prepare_orig;	1804	$self->prepare_orig;
1483	}	1805	}
1484		1806
		1807	$self->{deny_reset} = 1
		1808	if $self->no_reset;
		1809
1485	$self->default_region (cf::region::find_by_path $self->{path})	1810	$self->default_region (cf::region::find_by_path $self->{path})
1486	unless $self->default_region;	1811	unless $self->default_region;
1487		1812
1488	1	1813	1
1489	}	1814	}
…		…
1504	$map->{last_save} = $cf::RUNTIME;	1829	$map->{last_save} = $cf::RUNTIME;
1505		1830
1506	$map->load_header	1831	$map->load_header
1507	or return;	1832	or return;
1508		1833
1509	if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)	1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1510	# doing this can freeze the server in a sync job, obviously	1835	# doing this can freeze the server in a sync job, obviously
1511	#$cf::WAIT_FOR_TICK->wait;	1836	#$cf::WAIT_FOR_TICK->wait;
1512	$map->reset;	1837	$map->reset;
1513	undef $guard;	1838	undef $guard;
1514	return find $path;	1839	return find $path;
…		…
1569	$self->set_darkness_map;	1894	$self->set_darkness_map;
1570	Coro::cede;	1895	Coro::cede;
1571	$self->activate;	1896	$self->activate;
1572	}	1897	}
1573		1898
		1899	$self->{last_save} = $cf::RUNTIME;
		1900	$self->last_access ($cf::RUNTIME);
		1901
1574	$self->in_memory (cf::MAP_IN_MEMORY);	1902	$self->in_memory (cf::MAP_IN_MEMORY);
1575	}	1903	}
1576		1904
1577	$self->post_load;	1905	$self->post_load;
1578	}	1906	}
…		…
1581	my ($self, $ob) = @_;	1909	my ($self, $ob) = @_;
1582		1910
1583	return find "~" . $ob->name . "/" . $self->{path}	1911	return find "~" . $ob->name . "/" . $self->{path}
1584	if $self->per_player;	1912	if $self->per_player;
1585		1913
		1914	# return find "?party/" . $ob->name . "/" . $self->{path}
		1915	# if $self->per_party;
		1916
1586	$self	1917	$self
1587	}	1918	}
1588		1919
1589	# find and load all maps in the 3x3 area around a map	1920	# find and load all maps in the 3x3 area around a map
1590	sub load_diag {	1921	sub load_neighbours {
1591	my ($map) = @_;	1922	my ($map) = @_;
1592		1923
1593	my @diag; # diagonal neighbours	1924	my @neigh; # diagonal neighbours
1594		1925
1595	for (0 .. 3) {	1926	for (0 .. 3) {
1596	my $neigh = $map->tile_path ($_)	1927	my $neigh = $map->tile_path ($_)
1597	or next;	1928	or next;
1598	$neigh = find $neigh, $map	1929	$neigh = find $neigh, $map
1599	or next;	1930	or next;
1600	$neigh->load;	1931	$neigh->load;
1601		1932
		1933	push @neigh,
1602	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	1934	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1603	[$neigh->tile_path (($_ + 1) % 4), $neigh];	1935	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1604	}	1936	}
1605		1937
1606	for (@diag) {	1938	for (grep defined $_->[0], @neigh) {
		1939	my ($path, $origin) = @$_;
1607	my $neigh = find @$_	1940	my $neigh = find $path, $origin
1608	or next;	1941	or next;
1609	$neigh->load;	1942	$neigh->load;
1610	}	1943	}
1611	}	1944	}
1612		1945
…		…
1636		1969
1637	undef $MAP_PREFETCH{$path};	1970	undef $MAP_PREFETCH{$path};
1638	$MAP_PREFETCHER ||= cf::async {	1971	$MAP_PREFETCHER ||= cf::async {
1639	while (%MAP_PREFETCH) {	1972	while (%MAP_PREFETCH) {
1640	for my $path (keys %MAP_PREFETCH) {	1973	for my $path (keys %MAP_PREFETCH) {
1641	my $map = find $path	1974	if (my $map = find $path) {
1642	or next;
1643	$map->load;	1975	$map->load;
		1976	}
1644		1977
1645	delete $MAP_PREFETCH{$path};	1978	delete $MAP_PREFETCH{$path};
1646	}	1979	}
1647	}	1980	}
1648	undef $MAP_PREFETCHER;	1981	undef $MAP_PREFETCHER;
…		…
1700		2033
1701	sub reset_at {	2034	sub reset_at {
1702	my ($self) = @_;	2035	my ($self) = @_;
1703		2036
1704	# TODO: safety, remove and allow resettable per-player maps	2037	# TODO: safety, remove and allow resettable per-player maps
1705	return 1e99 if $self->isa ("ext::map_per_player");#d#
1706	return 1e99 if $self->{deny_reset};	2038	return 1e99 if $self->{deny_reset};
1707		2039
1708	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	2040	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1709	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	2041	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1710		2042
…		…
1721	my ($self) = @_;	2053	my ($self) = @_;
1722		2054
1723	my $lock = cf::lock_acquire "map_data:$self->{path}";	2055	my $lock = cf::lock_acquire "map_data:$self->{path}";
1724		2056
1725	return if $self->players;	2057	return if $self->players;
1726	return if $self->isa ("ext::map_per_player");#d#
1727		2058
1728	warn "resetting map ", $self->path;#d#	2059	warn "resetting map ", $self->path;
1729		2060
1730	$self->in_memory (cf::MAP_SWAPPED);	2061	$self->in_memory (cf::MAP_SWAPPED);
1731		2062
1732	# need to save uniques path	2063	# need to save uniques path
1733	unless ($self->{deny_save}) {	2064	unless ($self->{deny_save}) {
…		…
1765	$cf::MAP{$self->path} = $self;	2096	$cf::MAP{$self->path} = $self;
1766		2097
1767	$self->reset; # polite request, might not happen	2098	$self->reset; # polite request, might not happen
1768	}	2099	}
1769		2100
		2101	=item $maps = cf::map::tmp_maps
		2102
		2103	Returns an arrayref with all map paths of currently instantiated and saved
		2104	maps. May block.
		2105
		2106	=cut
		2107
		2108	sub tmp_maps() {
		2109	[
		2110	map {
		2111	utf8::decode $_;
		2112	/\.map$/
		2113	? normalise $_
		2114	: ()
		2115	} @{ aio_readdir $TMPDIR or [] }
		2116	]
		2117	}
		2118
		2119	=item $maps = cf::map::random_maps
		2120
		2121	Returns an arrayref with all map paths of currently instantiated and saved
		2122	random maps. May block.
		2123
		2124	=cut
		2125
		2126	sub random_maps() {
		2127	[
		2128	map {
		2129	utf8::decode $_;
		2130	/\.map$/
		2131	? normalise "?random/$_"
		2132	: ()
		2133	} @{ aio_readdir $RANDOMDIR or [] }
		2134	]
		2135	}
		2136
1770	=item cf::map::unique_maps	2137	=item cf::map::unique_maps
1771		2138
1772	Returns an arrayref of paths of all shared maps that have	2139	Returns an arrayref of paths of all shared maps that have
1773	instantiated unique items. May block.	2140	instantiated unique items. May block.
1774		2141
1775	=cut	2142	=cut
1776		2143
1777	sub unique_maps() {	2144	sub unique_maps() {
1778	my $files = aio_readdir $UNIQUEDIR	2145	[
1779	or return;	2146	map {
1780
1781	my @paths;
1782
1783	for (@$files) {
1784	utf8::decode $_;	2147	utf8::decode $_;
1785	next if /\.pst$/;	2148	/\.map$/
1786	next unless /^$PATH_SEP/o;	2149	? normalise $_
1787		2150	: ()
1788	push @paths, cf::map::normalise $_;	2151	} @{ aio_readdir $UNIQUEDIR or [] }
1789	}	2152	]
1790
1791	\@paths
1792	}	2153	}
1793		2154
1794	package cf;	2155	package cf;
1795		2156
1796	=back	2157	=back
…		…
1842		2203
1843	$flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;	2204	$flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;
1844		2205
1845	if ($self->{record_replies}) {	2206	if ($self->{record_replies}) {
1846	push @{ $self->{record_replies} }, [$npc, $msg, $flags];	2207	push @{ $self->{record_replies} }, [$npc, $msg, $flags];
		2208
1847	} else {	2209	} else {
		2210	my $pl = $self->contr;
		2211
		2212	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
		2213	my $dialog = $pl->{npc_dialog};
		2214	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
		2215
		2216	} else {
1848	$msg = $npc->name . " says: $msg" if $npc;	2217	$msg = $npc->name . " says: $msg" if $npc;
1849	$self->message ($msg, $flags);	2218	$self->message ($msg, $flags);
		2219	}
1850	}	2220	}
		2221	}
		2222
		2223	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2224
		2225	=cut
		2226
		2227	sub cf::object::send_msg {
		2228	my $pl = shift->contr
		2229	or return;
		2230	$pl->send_msg (@_);
1851	}	2231	}
1852		2232
1853	=item $player_object->may ("access")	2233	=item $player_object->may ("access")
1854		2234
1855	Returns wether the given player is authorized to access resource "access"	2235	Returns wether the given player is authorized to access resource "access"
…		…
1902	$self->deactivate_recursive;	2282	$self->deactivate_recursive;
1903		2283
1904	return if UNIVERSAL::isa $self->map, "ext::map_link";	2284	return if UNIVERSAL::isa $self->map, "ext::map_link";
1905		2285
1906	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2286	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1907	if $self->map;	2287	if $self->map && $self->map->{path} ne "{link}";
1908		2288
1909	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2289	$self->enter_map ($LINK_MAP || link_map, 10, 10);
1910	}	2290	}
1911		2291
1912	sub cf::object::player::leave_link {	2292	sub cf::object::player::leave_link {
1913	my ($self, $map, $x, $y) = @_;	2293	my ($self, $map, $x, $y) = @_;
		2294
		2295	return unless $self->contr->active;
1914		2296
1915	my $link_pos = delete $self->{_link_pos};	2297	my $link_pos = delete $self->{_link_pos};
1916		2298
1917	unless ($map) {	2299	unless ($map) {
1918	# restore original map position	2300	# restore original map position
…		…
1932	# use -1 or undef as default coordinates, not 0, 0	2314	# use -1 or undef as default coordinates, not 0, 0
1933	($x, $y) = ($map->enter_x, $map->enter_y)	2315	($x, $y) = ($map->enter_x, $map->enter_y)
1934	if $x <=0 && $y <= 0;	2316	if $x <=0 && $y <= 0;
1935		2317
1936	$map->load;	2318	$map->load;
1937	$map->load_diag;	2319	$map->load_neighbours;
1938		2320
1939	return unless $self->contr->active;	2321	return unless $self->contr->active;
1940	$self->activate_recursive;	2322	$self->activate_recursive;
1941		2323
1942	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2324	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
1943	$self->enter_map ($map, $x, $y);	2325	$self->enter_map ($map, $x, $y);
1944	}	2326	}
1945		2327
1946	cf::player->attach (	2328	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
1947	on_logout => sub {
1948	my ($pl) = @_;
1949		2329
1950	# abort map switching before logout	2330	Moves the player to the given map-path and coordinates by first freezing
1951	if ($pl->ob->{_link_pos}) {	2331	her, loading and preparing them map, calling the provided $check callback
1952	cf::sync_job {	2332	that has to return the map if sucecssful, and then unfreezes the player on
1953	$pl->ob->leave_link	2333	the new (success) or old (failed) map position. In either case, $done will
1954	};	2334	be called at the end of this process.
1955	}
1956	},
1957	on_login => sub {
1958	my ($pl) = @_;
1959		2335
1960	# try to abort aborted map switching on player login :)
1961	# should happen only on crashes
1962	if ($pl->ob->{_link_pos}) {
1963	$pl->ob->enter_link;
1964	(async {
1965	$pl->ob->reply (undef,
1966	"There was an internal problem at your last logout, "
1967	. "the server will try to bring you to your intended destination in a second.",
1968	cf::NDI_RED);
1969	# we need this sleep as the login has a concurrent enter_exit running
1970	# and this sleep increases chances of the player not ending up in scorn
1971	Coro::Timer::sleep 1;
1972	$pl->ob->leave_link;
1973	})->prio (2);
1974	}
1975	},
1976	);
1977
1978	=item $player_object->goto ($path, $x, $y)
1979
1980	=cut	2336	=cut
		2337
		2338	our $GOTOGEN;
1981		2339
1982	sub cf::object::player::goto {	2340	sub cf::object::player::goto {
1983	my ($self, $path, $x, $y) = @_;	2341	my ($self, $path, $x, $y, $check, $done) = @_;
		2342
		2343	# do generation counting so two concurrent goto's will be executed in-order
		2344	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
1984		2345
1985	$self->enter_link;	2346	$self->enter_link;
1986		2347
1987	(async {	2348	(async {
1988	my $map = eval {	2349	my $map = eval {
1989	my $map = cf::map::find $path;	2350	my $map = cf::map::find $path;
		2351
		2352	if ($map) {
1990	$map = $map->customise_for ($self) if $map;	2353	$map = $map->customise_for ($self);
		2354	$map = $check->($map) if $check && $map;
		2355	} else {
		2356	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
		2357	}
		2358
1991	$map	2359	$map
		2360	};
		2361
		2362	if ($@) {
		2363	$self->message ("Something went wrong within the server, please report this incident!", cf::NDI_UNIQUE | cf::NDI_RED);
		2364	LOG llevError | logBacktrace, Carp::longmess $@;
1992	} or	2365	}
1993	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1994		2366
		2367	if ($gen == $self->{_goto_generation}) {
		2368	delete $self->{_goto_generation};
1995	$self->leave_link ($map, $x, $y);	2369	$self->leave_link ($map, $x, $y);
		2370	}
		2371
		2372	$done->() if $done;
1996	})->prio (1);	2373	})->prio (1);
1997	}	2374	}
1998		2375
1999	=item $player_object->enter_exit ($exit_object)	2376	=item $player_object->enter_exit ($exit_object)
2000		2377
…		…
2069	my $hp = $exit->stats->hp;	2446	my $hp = $exit->stats->hp;
2070	my $sp = $exit->stats->sp;	2447	my $sp = $exit->stats->sp;
2071		2448
2072	$self->enter_link;	2449	$self->enter_link;
2073		2450
		2451	# if exit is damned, update players death & WoR home-position
		2452	$self->contr->savebed ($slaying, $hp, $sp)
		2453	if $exit->flag (FLAG_DAMNED);
		2454
2074	(async {	2455	(async {
2075	$self->deactivate_recursive; # just to be sure	2456	$self->deactivate_recursive; # just to be sure
2076	unless (eval {	2457	unless (eval {
2077	$self->goto ($slaying, $hp, $sp);	2458	$self->goto ($slaying, $hp, $sp);
2078		2459
…		…
2105		2486
2106	utf8::encode $text;	2487	utf8::encode $text;
2107	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2488	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2108	}	2489	}
2109		2490
		2491	=item $client->send_msg ($channel, $msg, $color, [extra...])
		2492
		2493	Send a drawinfo or msg packet to the client, formatting the msg for the
		2494	client if neccessary. C<$type> should be a string identifying the type of
		2495	the message, with C<log> being the default. If C<$color> is negative, suppress
		2496	the message unless the client supports the msg packet.
		2497
		2498	=cut
		2499
		2500	sub cf::client::send_msg {
		2501	my ($self, $channel, $msg, $color, @extra) = @_;
		2502
		2503	$msg = $self->pl->expand_cfpod ($msg);
		2504
		2505	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2506
		2507	if (ref $channel) {
		2508	# send meta info to client, if not yet sent
		2509	unless (exists $self->{channel}{$channel->{id}}) {
		2510	$self->{channel}{$channel->{id}} = $channel;
		2511	$self->ext_msg (channel_info => $channel);
		2512	}
		2513
		2514	$channel = $channel->{id};
		2515	}
		2516
		2517	return unless @extra || length $msg;
		2518
		2519	if ($self->can_msg) {
		2520	# default colour, mask it out
		2521	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2522	if $color & cf::NDI_DEF;
		2523
		2524	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2525	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
		2526	} else {
		2527	if ($color >= 0) {
		2528	# replace some tags by gcfclient-compatible ones
		2529	for ($msg) {
		2530	1 while
		2531	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2532	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2533	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2534	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2535	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2536	}
		2537
		2538	$color &= cf::NDI_COLOR_MASK;
		2539
		2540	utf8::encode $msg;
		2541
		2542	if (0 && $msg =~ /\[/) {
		2543	# COMMAND/INFO
		2544	$self->send_packet ("drawextinfo $color 10 8 $msg")
		2545	} else {
		2546	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
		2547	$self->send_packet ("drawinfo $color $msg")
		2548	}
		2549	}
		2550	}
		2551	}
		2552
2110	=item $client->ext_event ($type, %msg)	2553	=item $client->ext_msg ($type, @msg)
2111		2554
2112	Sends an exti event to the client.	2555	Sends an ext event to the client.
2113		2556
2114	=cut	2557	=cut
2115		2558
2116	sub cf::client::ext_event($$%) {	2559	sub cf::client::ext_msg($$@) {
2117	my ($self, $type, %msg) = @_;	2560	my ($self, $type, @msg) = @_;
2118		2561
		2562	my $extcmd = $self->extcmd;
		2563
		2564	if ($extcmd == 2) {
		2565	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2566	} elsif ($extcmd == 1) { # TODO: remove
2119	$msg{msgtype} = "event_$type";	2567	push @msg, msgtype => "event_$type";
2120	$self->send_packet ("ext " . cf::to_json \%msg);	2568	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2569	}
2121	}	2570	}
2122		2571
2123	=item $success = $client->query ($flags, "text", \&cb)	2572	=item $success = $client->query ($flags, "text", \&cb)
2124		2573
2125	Queues a query to the client, calling the given callback with	2574	Queues a query to the client, calling the given callback with
2126	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	2575	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2127	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.	2576	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2128		2577
2129	Queries can fail, so check the return code. Or don't, as queries will become	2578	Queries can fail, so check the return code. Or don't, as queries will
2130	reliable at some point in the future.	2579	become reliable at some point in the future.
2131		2580
2132	=cut	2581	=cut
2133		2582
2134	sub cf::client::query {	2583	sub cf::client::query {
2135	my ($self, $flags, $text, $cb) = @_;	2584	my ($self, $flags, $text, $cb) = @_;
…		…
2143	utf8::encode $text;	2592	utf8::encode $text;
2144	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	2593	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2145		2594
2146	$self->send_packet ($self->{query_queue}[0][0])	2595	$self->send_packet ($self->{query_queue}[0][0])
2147	if @{ $self->{query_queue} } == 1;	2596	if @{ $self->{query_queue} } == 1;
		2597
		2598	1
2148	}	2599	}
2149		2600
2150	cf::client->attach (	2601	cf::client->attach (
		2602	on_connect => sub {
		2603	my ($ns) = @_;
		2604
		2605	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		2606	},
2151	on_reply => sub {	2607	on_reply => sub {
2152	my ($ns, $msg) = @_;	2608	my ($ns, $msg) = @_;
2153		2609
2154	# this weird shuffling is so that direct followup queries	2610	# this weird shuffling is so that direct followup queries
2155	# get handled first	2611	# get handled first
…		…
2167	} else {	2623	} else {
2168	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	2624	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2169	}	2625	}
2170	}	2626	}
2171	},	2627	},
		2628	on_exticmd => sub {
		2629	my ($ns, $buf) = @_;
		2630
		2631	my $msg = eval { $ns->{json_coder}->decode ($buf) };
		2632
		2633	if (ref $msg) {
		2634	my ($type, $reply, @payload) =
		2635	"ARRAY" eq ref $msg
		2636	? @$msg
		2637	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2638
		2639	if (my $cb = $EXTICMD{$type}) {
		2640	my @reply = $cb->($ns, @payload);
		2641
		2642	$ns->ext_reply ($reply, @reply)
		2643	if $reply;
		2644	}
		2645	} else {
		2646	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		2647	}
		2648
		2649	cf::override;
		2650	},
2172	);	2651	);
2173		2652
2174	=item $client->async (\&cb)	2653	=item $client->async (\&cb)
2175		2654
2176	Create a new coroutine, running the specified callback. The coroutine will	2655	Create a new coroutine, running the specified callback. The coroutine will
…		…
2217	our $safe = new Safe "safe";	2696	our $safe = new Safe "safe";
2218	our $safe_hole = new Safe::Hole;	2697	our $safe_hole = new Safe::Hole;
2219		2698
2220	$SIG{FPE} = 'IGNORE';	2699	$SIG{FPE} = 'IGNORE';
2221		2700
2222	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	2701	$safe->permit_only (Opcode::opset qw(
		2702	:base_core :base_mem :base_orig :base_math
		2703	grepstart grepwhile mapstart mapwhile
		2704	sort time
		2705	));
2223		2706
2224	# here we export the classes and methods available to script code	2707	# here we export the classes and methods available to script code
2225		2708
2226	=pod	2709	=pod
2227		2710
2228	The following functions and methods are available within a safe environment:	2711	The following functions and methods are available within a safe environment:
2229		2712
2230	cf::object contr pay_amount pay_player map	2713	cf::object
		2714	contr pay_amount pay_player map x y force_find force_add
		2715	insert remove name archname title slaying race
		2716
2231	cf::object::player player	2717	cf::object::player
2232	cf::player peaceful	2718	player
2233	cf::map trigger	2719
		2720	cf::player
		2721	peaceful
		2722
		2723	cf::map
		2724	trigger
2234		2725
2235	=cut	2726	=cut
2236		2727
2237	for (	2728	for (
2238	["cf::object" => qw(contr pay_amount pay_player map)],	2729	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		2730	insert remove inv name archname title slaying race)],
2239	["cf::object::player" => qw(player)],	2731	["cf::object::player" => qw(player)],
2240	["cf::player" => qw(peaceful)],	2732	["cf::player" => qw(peaceful)],
2241	["cf::map" => qw(trigger)],	2733	["cf::map" => qw(trigger)],
2242	) {	2734	) {
2243	no strict 'refs';	2735	no strict 'refs';
…		…
2314	=back	2806	=back
2315		2807
2316	=cut	2808	=cut
2317		2809
2318	#############################################################################	2810	#############################################################################
2319
2320	=head2 EXTENSION DATABASE SUPPORT
2321
2322	Crossfire maintains a very simple database for extension use. It can
2323	currently store binary data only (use Compress::LZF::sfreeze_cr/sthaw to
2324	convert to/from binary).
2325
2326	The parameter C<$family> should best start with the name of the extension
2327	using it, it should be unique.
2328
2329	=over 4
2330
2331	=item $value = cf::db_get $family => $key
2332
2333	Returns a single value from the database.
2334
2335	=item cf::db_put $family => $key => $value
2336
2337	Stores the given C<$value> in the family.
2338
2339	=cut
2340
2341	our $DB;
2342
2343	sub db_init {
2344	unless ($DB) {
2345	$DB = BDB::db_create $DB_ENV;
2346
2347	cf::sync_job {
2348	eval {
2349	$DB->set_flags (BDB::CHKSUM);
2350
2351	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
2352	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
2353	cf::cleanup "db_open(db): $!" if $!;
2354	};
2355	cf::cleanup "db_open(db): $@" if $@;
2356	};
2357	}
2358	}
2359
2360	sub db_get($$) {
2361	my $key = "$_[0]/$_[1]";
2362
2363	cf::sync_job {
2364	BDB::db_get $DB, undef, $key, my $data;
2365
2366	$! ? ()
2367	: $data
2368	}
2369	}
2370
2371	sub db_put($$$) {
2372	BDB::dbreq_pri 4;
2373	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
2374	}
2375
2376	=item cf::cache $id => [$paths...], $processversion => $process
2377
2378	Generic caching function that returns the value of the resource $id,
2379	caching and regenerating as required.
2380
2381	This function can block.
2382
2383	=cut
2384
2385	sub cache {
2386	my ($id, $src, $processversion, $process) = @_;
2387
2388	my $meta =
2389	join "\x00",
2390	$processversion,
2391	map {
2392	aio_stat $_
2393	and Carp::croak "$_: $!";
2394
2395	($_, (stat _)[7,9])
2396	} @$src;
2397
2398	my $dbmeta = db_get cache => "$id/meta";
2399	if ($dbmeta ne $meta) {
2400	# changed, we may need to process
2401
2402	my @data;
2403	my $md5;
2404
2405	for (0 .. $#$src) {
2406	0 <= aio_load $src->[$_], $data[$_]
2407	or Carp::croak "$src->[$_]: $!";
2408	}
2409
2410	# if processing is expensive, check
2411	# checksum first
2412	if (1) {
2413	$md5 =
2414	join "\x00",
2415	$processversion,
2416	map {
2417	Coro::cede;
2418	($src->[$_], Digest::MD5::md5_hex $data[$_])
2419	} 0.. $#$src;
2420
2421
2422	my $dbmd5 = db_get cache => "$id/md5";
2423	if ($dbmd5 eq $md5) {
2424	db_put cache => "$id/meta", $meta;
2425
2426	return db_get cache => "$id/data";
2427	}
2428	}
2429
2430	my $t1 = Time::HiRes::time;
2431	my $data = $process->(\@data);
2432	my $t2 = Time::HiRes::time;
2433
2434	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
2435
2436	db_put cache => "$id/data", $data;
2437	db_put cache => "$id/md5" , $md5;
2438	db_put cache => "$id/meta", $meta;
2439
2440	return $data;
2441	}
2442
2443	db_get cache => "$id/data"
2444	}
2445
2446	=item fork_call { }, $args
2447
2448	Executes the given code block with the given arguments in a seperate
2449	process, returning the results. Everything must be serialisable with
2450	Coro::Storable. May, of course, block. Note that the executed sub may
2451	never block itself or use any form of Event handling.
2452
2453	=cut
2454
2455	sub fork_call(&@) {
2456	my ($cb, @args) = @_;
2457
2458	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC
2459	# or die "socketpair: $!";
2460	pipe my $fh1, my $fh2
2461	or die "pipe: $!";
2462
2463	if (my $pid = fork) {
2464	close $fh2;
2465
2466	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
2467	$res = Coro::Storable::thaw $res;
2468
2469	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
2470
2471	die $$res unless "ARRAY" eq ref $res;
2472
2473	return wantarray ? @$res : $res->[-1];
2474	} else {
2475	reset_signals;
2476	local $SIG{__WARN__};
2477	local $SIG{__DIE__};
2478	eval {
2479	close $fh1;
2480
2481	my @res = eval { $cb->(@args) };
2482	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);
2483	};
2484
2485	warn $@ if $@;
2486	_exit 0;
2487	}
2488	}
2489
2490
2491
2492	#############################################################################
2493	# the server's init and main functions	2811	# the server's init and main functions
2494		2812
2495	sub load_facedata($) {	2813	sub load_facedata($) {
2496	my ($path) = @_;	2814	my ($path) = @_;
		2815
		2816	my $enc = JSON::XS->new->utf8->canonical;
2497		2817
2498	warn "loading facedata from $path\n";	2818	warn "loading facedata from $path\n";
2499		2819
2500	my $facedata;	2820	my $facedata;
2501	0 < aio_load $path, $facedata	2821	0 < aio_load $path, $facedata
…		…
2504	$facedata = Coro::Storable::thaw $facedata;	2824	$facedata = Coro::Storable::thaw $facedata;
2505		2825
2506	$facedata->{version} == 2	2826	$facedata->{version} == 2
2507	or cf::cleanup "$path: version mismatch, cannot proceed.";	2827	or cf::cleanup "$path: version mismatch, cannot proceed.";
2508		2828
		2829	# patch in the exptable
		2830	cf::cede_to_tick;
		2831	$facedata->{resource}{"res/exp_table"} = {
		2832	type => FT_RSRC,
		2833	data => $enc->encode ([map cf::level_to_min_exp $_, 0 .. cf::settings->max_level]),
		2834	};
		2835	cf::cede_to_tick;
		2836
2509	{	2837	{
2510	my $faces = $facedata->{faceinfo};	2838	my $faces = $facedata->{faceinfo};
2511		2839
2512	while (my ($face, $info) = each %$faces) {	2840	while (my ($face, $info) = each %$faces) {
2513	my $idx = (cf::face::find $face) || cf::face::alloc $face;	2841	my $idx = (cf::face::find $face) || cf::face::alloc $face;
2514	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	2842	cf::face::set_visibility $idx, $info->{visibility};
		2843	cf::face::set_magicmap $idx, $info->{magicmap};
2515	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	2844	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2516	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	2845	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2517	Coro::cede;	2846
		2847	cf::cede_to_tick;
2518	}	2848	}
2519		2849
2520	while (my ($face, $info) = each %$faces) {	2850	while (my ($face, $info) = each %$faces) {
2521	next unless $info->{smooth};	2851	next unless $info->{smooth};
2522	my $idx = cf::face::find $face	2852	my $idx = cf::face::find $face
2523	or next;	2853	or next;
2524	if (my $smooth = cf::face::find $info->{smooth}) {	2854	if (my $smooth = cf::face::find $info->{smooth}) {
		2855	cf::face::set_smooth $idx, $smooth;
2525	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	2856	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2526	} else {	2857	} else {
2527	warn "smooth face '$info->{smooth}' not found for face '$face'";	2858	warn "smooth face '$info->{smooth}' not found for face '$face'";
2528	}	2859	}
2529	Coro::cede;	2860
		2861	cf::cede_to_tick;
2530	}	2862	}
2531	}	2863	}
2532		2864
2533	{	2865	{
2534	my $anims = $facedata->{animinfo};	2866	my $anims = $facedata->{animinfo};
2535		2867
2536	while (my ($anim, $info) = each %$anims) {	2868	while (my ($anim, $info) = each %$anims) {
2537	cf::anim::set $anim, $info->{frames}, $info->{facings};	2869	cf::anim::set $anim, $info->{frames}, $info->{facings};
2538	Coro::cede;	2870	cf::cede_to_tick;
2539	}	2871	}
2540		2872
2541	cf::anim::invalidate_all; # d'oh	2873	cf::anim::invalidate_all; # d'oh
2542	}	2874	}
2543		2875
		2876	{
		2877	# TODO: for gcfclient pleasure, we should give resources
		2878	# that gcfclient doesn't grok a >10000 face index.
		2879	my $res = $facedata->{resource};
		2880
		2881	my $soundconf = delete $res->{"res/sound.conf"};
		2882
		2883	while (my ($name, $info) = each %$res) {
		2884	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		2885	my $data;
		2886
		2887	if ($info->{type} & 1) {
		2888	# prepend meta info
		2889
		2890	my $meta = $enc->encode ({
		2891	name => $name,
		2892	%{ $info->{meta} || {} },
		2893	});
		2894
		2895	$data = pack "(w/a*)*", $meta, $info->{data};
		2896	}
		2897
		2898	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		2899	cf::face::set_type $idx, $info->{type};
		2900
		2901	cf::cede_to_tick;
		2902	}
		2903
		2904	if ($soundconf) {
		2905	$soundconf = $enc->decode (delete $soundconf->{data});
		2906
		2907	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		2908	my $sound = $soundconf->{compat}[$_]
		2909	or next;
		2910
		2911	my $face = cf::face::find "sound/$sound->[1]";
		2912	cf::sound::set $sound->[0] => $face;
		2913	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		2914	}
		2915
		2916	while (my ($k, $v) = each %{$soundconf->{event}}) {
		2917	my $face = cf::face::find "sound/$v";
		2918	cf::sound::set $k => $face;
		2919	}
		2920	}
		2921	}
		2922
2544	1	2923	1
2545	}	2924	}
		2925
		2926	register_exticmd fx_want => sub {
		2927	my ($ns, $want) = @_;
		2928
		2929	while (my ($k, $v) = each %$want) {
		2930	$ns->fx_want ($k, $v);
		2931	}
		2932	};
2546		2933
2547	sub reload_regions {	2934	sub reload_regions {
2548	load_resource_file "$MAPDIR/regions"	2935	load_resource_file "$MAPDIR/regions"
2549	or die "unable to load regions file\n";	2936	or die "unable to load regions file\n";
		2937
		2938	for (cf::region::list) {
		2939	$_->{match} = qr/$_->{match}/
		2940	if exists $_->{match};
		2941	}
2550	}	2942	}
2551		2943
2552	sub reload_facedata {	2944	sub reload_facedata {
2553	load_facedata "$DATADIR/facedata"	2945	load_facedata "$DATADIR/facedata"
2554	or die "unable to load facedata\n";	2946	or die "unable to load facedata\n";
2555	}	2947	}
2556		2948
2557	sub reload_archetypes {	2949	sub reload_archetypes {
2558	load_resource_file "$DATADIR/archetypes"	2950	load_resource_file "$DATADIR/archetypes"
2559	or die "unable to load archetypes\n";	2951	or die "unable to load archetypes\n";
		2952	#d# NEED to laod twice to resolve forward references
		2953	# this really needs to be done in an extra post-pass
		2954	# (which needs to be synchronous, so solve it differently)
		2955	load_resource_file "$DATADIR/archetypes"
		2956	or die "unable to load archetypes\n";
2560	}	2957	}
2561		2958
2562	sub reload_treasures {	2959	sub reload_treasures {
2563	load_resource_file "$DATADIR/treasures"	2960	load_resource_file "$DATADIR/treasures"
2564	or die "unable to load treasurelists\n";	2961	or die "unable to load treasurelists\n";
…		…
2567	sub reload_resources {	2964	sub reload_resources {
2568	warn "reloading resource files...\n";	2965	warn "reloading resource files...\n";
2569		2966
2570	reload_regions;	2967	reload_regions;
2571	reload_facedata;	2968	reload_facedata;
		2969	#reload_archetypes;#d#
2572	reload_archetypes;	2970	reload_archetypes;
2573	reload_treasures;	2971	reload_treasures;
2574		2972
2575	warn "finished reloading resource files\n";	2973	warn "finished reloading resource files\n";
2576	}	2974	}
…		…
2633	},	3031	},
2634	);	3032	);
2635	}	3033	}
2636	}	3034	}
2637		3035
		3036	sub write_runtime {
		3037	my $runtime = "$LOCALDIR/runtime";
		3038
		3039	# first touch the runtime file to show we are still running:
		3040	# the fsync below can take a very very long time.
		3041
		3042	IO::AIO::aio_utime $runtime, undef, undef;
		3043
		3044	my $guard = cf::lock_acquire "write_runtime";
		3045
		3046	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
		3047	or return;
		3048
		3049	my $value = $cf::RUNTIME + 90 + 10;
		3050	# 10 is the runtime save interval, for a monotonic clock
		3051	# 60 allows for the watchdog to kill the server.
		3052
		3053	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3054	and return;
		3055
		3056	# always fsync - this file is important
		3057	aio_fsync $fh
		3058	and return;
		3059
		3060	# touch it again to show we are up-to-date
		3061	aio_utime $fh, undef, undef;
		3062
		3063	close $fh
		3064	or return;
		3065
		3066	aio_rename "$runtime~", $runtime
		3067	and return;
		3068
		3069	warn "runtime file written.\n";
		3070
		3071	1
		3072	}
		3073
2638	sub emergency_save() {	3074	sub emergency_save() {
2639	my $freeze_guard = cf::freeze_mainloop;	3075	my $freeze_guard = cf::freeze_mainloop;
2640		3076
2641	warn "enter emergency perl save\n";	3077	warn "enter emergency perl save\n";
2642		3078
…		…
2717	%EXT_CORO = ();	3153	%EXT_CORO = ();
2718		3154
2719	warn "removing commands";	3155	warn "removing commands";
2720	%COMMAND = ();	3156	%COMMAND = ();
2721		3157
2722	warn "removing ext commands";	3158	warn "removing ext/exti commands";
2723	%EXTCMD = ();	3159	%EXTCMD = ();
		3160	%EXTICMD = ();
2724		3161
2725	warn "unloading/nuking all extensions";	3162	warn "unloading/nuking all extensions";
2726	for my $pkg (@EXTS) {	3163	for my $pkg (@EXTS) {
2727	warn "... unloading $pkg";	3164	warn "... unloading $pkg";
2728		3165
…		…
2846	my $signal = new Coro::Signal;	3283	my $signal = new Coro::Signal;
2847	push @WAIT_FOR_TICK_BEGIN, $signal;	3284	push @WAIT_FOR_TICK_BEGIN, $signal;
2848	$signal->wait;	3285	$signal->wait;
2849	}	3286	}
2850		3287
		3288	my $min = 1e6;#d#
		3289	my $avg = 10;
2851	$TICK_WATCHER = Event->timer (	3290	$TICK_WATCHER = Event->timer (
2852	reentrant => 0,	3291	reentrant => 0,
2853	parked => 1,	3292	parked => 1,
2854	prio => 0,	3293	prio => 0,
2855	at => $NEXT_TICK || $TICK,	3294	at => $NEXT_TICK || $TICK,
…		…
2862	}	3301	}
2863		3302
2864	$NOW = $tick_start = Event::time;	3303	$NOW = $tick_start = Event::time;
2865		3304
2866	cf::server_tick; # one server iteration	3305	cf::server_tick; # one server iteration
		3306
		3307	0 && sync_job {#d#
		3308	for(1..10) {
		3309	my $t = Event::time;
		3310	my $map = my $map = new_from_path cf::map "/tmp/x.map"
		3311	or die;
		3312
		3313	$map->width (50);
		3314	$map->height (50);
		3315	$map->alloc;
		3316	$map->_load_objects ("/tmp/x.map", 1);
		3317	my $t = Event::time - $t;
		3318
		3319	#next unless $t < 0.0013;#d#
		3320	if ($t < $min) {
		3321	$min = $t;
		3322	}
		3323	$avg = $avg * 0.99 + $t * 0.01;
		3324	}
		3325	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
		3326	exit 0;
		3327	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
		3328	};
2867		3329
2868	$RUNTIME += $TICK;	3330	$RUNTIME += $TICK;
2869	$NEXT_TICK += $TICK;	3331	$NEXT_TICK += $TICK;
2870		3332
2871	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3333	if ($NOW >= $NEXT_RUNTIME_WRITE) {

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