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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.248 by root, Tue Apr 17 18:40:32 2007 UTC vs.
Revision 1.357 by root, Tue Sep 4 08:42:58 2007 UTC

…		…
3	use utf8;	3	use utf8;
4	use strict;	4	use strict;
5		5
6	use Symbol;	6	use Symbol;
7	use List::Util;	7	use List::Util;
		8	use Socket;
8	use Storable;	9	use Storable;
9	use Event;	10	use Event;
10	use Opcode;	11	use Opcode;
11	use Safe;	12	use Safe;
12	use Safe::Hole;	13	use Safe::Hole;
13		14
14	use Coro 3.61 ();	15	use Coro 3.64 ();
15	use Coro::State;	16	use Coro::State;
		17	use Coro::Handle;
16	use Coro::Event;	18	use Coro::Event;
17	use Coro::Timer;	19	use Coro::Timer;
18	use Coro::Signal;	20	use Coro::Signal;
19	use Coro::Semaphore;	21	use Coro::Semaphore;
20	use Coro::AIO;	22	use Coro::AIO;
21	use Coro::Storable;	23	use Coro::Storable;
		24	use Coro::Util ();
22		25
		26	use JSON::XS ();
23	use BDB ();	27	use BDB ();
24	use Data::Dumper;	28	use Data::Dumper;
25	use Digest::MD5;	29	use Digest::MD5;
26	use Fcntl;	30	use Fcntl;
27	use YAML::Syck ();	31	use YAML::Syck ();
28	use IO::AIO 2.32 ();	32	use IO::AIO 2.32 ();
29	use Time::HiRes;	33	use Time::HiRes;
30	use Compress::LZF;	34	use Compress::LZF;
		35	use Digest::MD5 ();
31		36
32	# configure various modules to our taste	37	# configure various modules to our taste
33	#	38	#
34	$Storable::canonical = 1; # reduce rsync transfers	39	$Storable::canonical = 1; # reduce rsync transfers
35	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
…		…
47	our %COMMAND = ();	52	our %COMMAND = ();
48	our %COMMAND_TIME = ();	53	our %COMMAND_TIME = ();
49		54
50	our @EXTS = (); # list of extension package names	55	our @EXTS = (); # list of extension package names
51	our %EXTCMD = ();	56	our %EXTCMD = ();
		57	our %EXTICMD = ();
52	our %EXT_CORO = (); # coroutines bound to extensions	58	our %EXT_CORO = (); # coroutines bound to extensions
53	our %EXT_MAP = (); # pluggable maps	59	our %EXT_MAP = (); # pluggable maps
54		60
55	our $RELOAD; # number of reloads so far	61	our $RELOAD; # number of reloads so far
56	our @EVENT;	62	our @EVENT;
57	our $LIBDIR = datadir . "/ext";	63
		64	our $CONFDIR = confdir;
		65	our $DATADIR = datadir;
		66	our $LIBDIR = "$DATADIR/ext";
		67	our $PODDIR = "$DATADIR/pod";
		68	our $MAPDIR = "$DATADIR/" . mapdir;
		69	our $LOCALDIR = localdir;
		70	our $TMPDIR = "$LOCALDIR/" . tmpdir;
		71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
		72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
		73	our $RANDOMDIR = "$LOCALDIR/random";
		74	our $BDBDIR = "$LOCALDIR/db";
58		75
59	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
60	our $TICK_WATCHER;	77	our $TICK_WATCHER;
61	our $AIO_POLL_WATCHER;	78	our $AIO_POLL_WATCHER;
62	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
…		…
70	our %CFG;	87	our %CFG;
71		88
72	our $UPTIME; $UPTIME ||= time;	89	our $UPTIME; $UPTIME ||= time;
73	our $RUNTIME;	90	our $RUNTIME;
74		91
75	our %PLAYER; # all users	92	our (%PLAYER, %PLAYER_LOADING); # all users
76	our %MAP; # all maps	93	our (%MAP, %MAP_LOADING ); # all maps
77	our $LINK_MAP; # the special {link} map, which is always available	94	our $LINK_MAP; # the special {link} map, which is always available
78	our $RANDOM_MAPS = cf::localdir . "/random";
79	our $BDB_ENV_DIR = cf::localdir . "/db";
80		95
81	# used to convert map paths into valid unix filenames by replacing / by ∕	96	# used to convert map paths into valid unix filenames by replacing / by ∕
82	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
83		98
		99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
		100	our $LOADAVG; # same thing, but with alpha-smoothing
		101	our $tick_start; # for load detecting purposes
		102
84	binmode STDOUT;	103	binmode STDOUT;
85	binmode STDERR;	104	binmode STDERR;
86		105
87	# read virtual server time, if available	106	# read virtual server time, if available
88	unless ($RUNTIME || !-e cf::localdir . "/runtime") {	107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {
89	open my $fh, "<", cf::localdir . "/runtime"	108	open my $fh, "<", "$LOCALDIR/runtime"
90	or die "unable to read runtime file: $!";	109	or die "unable to read runtime file: $!";
91	$RUNTIME = <$fh> + 0.;	110	$RUNTIME = <$fh> + 0.;
92	}	111	}
93		112
94	mkdir cf::localdir;	113	mkdir $_
95	mkdir cf::localdir . "/" . cf::playerdir;	114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
96	mkdir cf::localdir . "/" . cf::tmpdir;
97	mkdir cf::localdir . "/" . cf::uniquedir;
98	mkdir $RANDOM_MAPS;
99	mkdir $BDB_ENV_DIR;
100		115
101	our $EMERGENCY_POSITION;	116	our $EMERGENCY_POSITION;
102		117
103	sub cf::map::normalise;	118	sub cf::map::normalise;
104		119
…		…
115	=item $cf::RUNTIME	130	=item $cf::RUNTIME
116		131
117	The time this server has run, starts at 0 and is increased by $cf::TICK on	132	The time this server has run, starts at 0 and is increased by $cf::TICK on
118	every server tick.	133	every server tick.
119		134
120	=item $cf::LIBDIR	135	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
		136	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
		137	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
121		138
122	The perl library directory, where extensions and cf-specific modules can	139	Various directories - "/etc", read-only install directory, perl-library
123	be found. It will be added to C<@INC> automatically.	140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
		141	unique-items directory, player file directory, random maps directory and
		142	database environment.
124		143
125	=item $cf::NOW	144	=item $cf::NOW
126		145
127	The time of the last (current) server tick.	146	The time of the last (current) server tick.
128		147
129	=item $cf::TICK	148	=item $cf::TICK
130		149
131	The interval between server ticks, in seconds.	150	The interval between server ticks, in seconds.
		151
		152	=item $cf::LOADAVG
		153
		154	The current CPU load on the server (alpha-smoothed), as a value between 0
		155	(none) and 1 (overloaded), indicating how much time is spent on processing
		156	objects per tick. Healthy values are < 0.5.
		157
		158	=item $cf::LOAD
		159
		160	The raw value load value from the last tick.
132		161
133	=item %cf::CFG	162	=item %cf::CFG
134		163
135	Configuration for the server, loaded from C</etc/crossfire/config>, or	164	Configuration for the server, loaded from C</etc/crossfire/config>, or
136	from wherever your confdir points to.	165	from wherever your confdir points to.
…		…
139		168
140	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
141	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
142	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.
143		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
144	=back	179	=back
145		180
146	=cut	181	=cut
147		182
148	BEGIN {	183	BEGIN {
149	*CORE::GLOBAL::warn = sub {	184	*CORE::GLOBAL::warn = sub {
150	my $msg = join "", @_;	185	my $msg = join "", @_;
151	utf8::encode $msg;
152		186
153	$msg .= "\n"	187	$msg .= "\n"
154	unless $msg =~ /\n$/;	188	unless $msg =~ /\n$/;
155		189
		190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
		191
		192	utf8::encode $msg;
156	LOG llevError, $msg;	193	LOG llevError, $msg;
157	};	194	};
158	}	195	}
159		196
160	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
161	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
162	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
163	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
164	@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';
165	@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)
166		204
167	# 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
168	# within the Safe compartment.	206	# within the Safe compartment.
169	for my $pkg (qw(	207	for my $pkg (qw(
170	cf::global cf::attachable	208	cf::global cf::attachable
…		…
178	}	216	}
179		217
180	$Event::DIED = sub {	218	$Event::DIED = sub {
181	warn "error in event callback: @_";	219	warn "error in event callback: @_";
182	};	220	};
		221
		222	#############################################################################
183		223
184	=head2 UTILITY FUNCTIONS	224	=head2 UTILITY FUNCTIONS
185		225
186	=over 4	226	=over 4
187		227
…		…
206	$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;
207	$d	247	$d
208	} || "[unable to dump $_[0]: '$@']";	248	} || "[unable to dump $_[0]: '$@']";
209	}	249	}
210		250
211	use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
212
213	=item $ref = cf::from_json $json	251	=item $ref = cf::from_json $json
214		252
215	Converts a JSON string into the corresponding perl data structure.	253	Converts a JSON string into the corresponding perl data structure.
216		254
217	=item $json = cf::to_json $ref	255	=item $json = cf::to_json $ref
218		256
219	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]) }
220		265
221	=item cf::lock_wait $string	266	=item cf::lock_wait $string
222		267
223	Wait until the given lock is available. See cf::lock_acquire.	268	Wait until the given lock is available. See cf::lock_acquire.
224		269
…		…
227	Wait until the given lock is available and then acquires it and returns	272	Wait until the given lock is available and then acquires it and returns
228	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
229	for example when the coroutine gets canceled), the lock is automatically	274	for example when the coroutine gets canceled), the lock is automatically
230	returned.	275	returned.
231		276
		277	Locks are *not* recursive, locking from the same coro twice results in a
		278	deadlocked coro.
		279
232	Lock names should begin with a unique identifier (for example, cf::map::find	280	Lock names should begin with a unique identifier (for example, cf::map::find
233	uses map_find and cf::map::load uses map_load).	281	uses map_find and cf::map::load uses map_load).
		282
		283	=item $locked = cf::lock_active $string
		284
		285	Return true if the lock is currently active, i.e. somebody has locked it.
234		286
235	=cut	287	=cut
236		288
237	our %LOCK;	289	our %LOCK;
238		290
…		…
256		308
257	Coro::guard {	309	Coro::guard {
258	# wake up all waiters, to be on the safe side	310	# wake up all waiters, to be on the safe side
259	$_->ready for @{ delete $LOCK{$key} };	311	$_->ready for @{ delete $LOCK{$key} };
260	}	312	}
		313	}
		314
		315	sub lock_active($) {
		316	my ($key) = @_;
		317
		318	! ! $LOCK{$key}
261	}	319	}
262		320
263	sub freeze_mainloop {	321	sub freeze_mainloop {
264	return unless $TICK_WATCHER->is_active;	322	return unless $TICK_WATCHER->is_active;
265		323
…		…
268	};	326	};
269	$TICK_WATCHER->stop;	327	$TICK_WATCHER->stop;
270	$guard	328	$guard
271	}	329	}
272		330
		331	=item cf::get_slot $time[, $priority[, $name]]
		332
		333	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		334	This call blocks and returns only when you have at least C<$time> seconds
		335	of cpu time till the next tick. The slot is only valid till the next cede.
		336
		337	The optional C<$name> can be used to identify the job to run. It might be
		338	used for statistical purposes and should identify the same time-class.
		339
		340	Useful for short background jobs.
		341
		342	=cut
		343
		344	our @SLOT_QUEUE;
		345	our $SLOT_QUEUE;
		346
		347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		348	$SLOT_QUEUE = Coro::async {
		349	my $signal = new Coro::Signal;
		350
		351	while () {
		352	next_job:
		353	my $avail = cf::till_tick;
		354	if ($avail > 0.01) {
		355	for (0 .. $#SLOT_QUEUE) {
		356	if ($SLOT_QUEUE[$_][0] < $avail) {
		357	my $job = splice @SLOT_QUEUE, $_, 1, ();
		358	$job->[2]->send;
		359	Coro::cede;
		360	goto next_job;
		361	}
		362	}
		363	}
		364
		365	if (@SLOT_QUEUE) {
		366	# we do not use wait_For_tick() as it returns immediately when tick is inactive
		367	push @cf::WAIT_FOR_TICK, $signal;
		368	$signal->wait;
		369	} else {
		370	Coro::schedule;
		371	}
		372	}
		373	};
		374
		375	sub get_slot($;$$) {
		376	my ($time, $pri, $name) = @_;
		377
		378	$time = $TICK * .6 if $time > $TICK * .6;
		379	my $sig = new Coro::Signal;
		380
		381	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		382	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		383	$SLOT_QUEUE->ready;
		384	$sig->wait;
		385	}
		386
273	=item cf::async { BLOCK }	387	=item cf::async { BLOCK }
274		388
275	Currently the same as Coro::async_pool, meaning you cannot use	389	Currently the same as Coro::async_pool, meaning you cannot use
276	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only	390	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
277	thing you are allowed to do is call C<prio> on it.	391	thing you are allowed to do is call C<prio> on it.
…		…
280		394
281	BEGIN { *async = \&Coro::async_pool }	395	BEGIN { *async = \&Coro::async_pool }
282		396
283	=item cf::sync_job { BLOCK }	397	=item cf::sync_job { BLOCK }
284		398
285	The design of crossfire+ requires that the main coro ($Coro::main) is	399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)
286	always able to handle events or runnable, as crossfire+ is only partly	400	is always able to handle events or runnable, as Crossfire TRT is only
287	reentrant. Thus "blocking" it by e.g. waiting for I/O is not acceptable.	401	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
		402	acceptable.
288		403
289	If it must be done, put the blocking parts into C<sync_job>. This will run	404	If it must be done, put the blocking parts into C<sync_job>. This will run
290	the given BLOCK in another coroutine while waiting for the result. The	405	the given BLOCK in another coroutine while waiting for the result. The
291	server will be frozen during this time, so the block should either finish	406	server will be frozen during this time, so the block should either finish
292	fast or be very important.	407	fast or be very important.
…		…
295		410
296	sub sync_job(&) {	411	sub sync_job(&) {
297	my ($job) = @_;	412	my ($job) = @_;
298		413
299	if ($Coro::current == $Coro::main) {	414	if ($Coro::current == $Coro::main) {
		415	my $time = Event::time;
		416
300	# this is the main coro, too bad, we have to block	417	# this is the main coro, too bad, we have to block
301	# till the operation succeeds, freezing the server :/	418	# till the operation succeeds, freezing the server :/
302		419
303	# TODO: use suspend/resume instead	420	# TODO: use suspend/resume instead
304	# (but this is cancel-safe)	421	# (but this is cancel-safe)
…		…
315		432
316	while ($busy) {	433	while ($busy) {
317	Coro::cede or Event::one_event;	434	Coro::cede or Event::one_event;
318	}	435	}
319		436
		437	$time = Event::time - $time;
		438
		439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
		440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
		441
		442	$tick_start += $time; # do not account sync jobs to server load
		443
320	wantarray ? @res : $res[0]	444	wantarray ? @res : $res[0]
321	} else {	445	} else {
322	# we are in another coroutine, how wonderful, everything just works	446	# we are in another coroutine, how wonderful, everything just works
323		447
324	$job->()	448	$job->()
…		…
343	$EXT_CORO{$coro+0} = $coro;	467	$EXT_CORO{$coro+0} = $coro;
344		468
345	$coro	469	$coro
346	}	470	}
347		471
348	sub write_runtime {	472	=item fork_call { }, $args
349	my $guard = cf::lock_acquire "write_runtime";
350		473
351	my $runtime = cf::localdir . "/runtime";	474	Executes the given code block with the given arguments in a seperate
		475	process, returning the results. Everything must be serialisable with
		476	Coro::Storable. May, of course, block. Note that the executed sub may
		477	never block itself or use any form of Event handling.
352		478
353	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	479	=cut
354	or return;
355		480
356	my $value = $cf::RUNTIME + 90 + 10;	481	sub fork_call(&@) {
357	# 10 is the runtime save interval, for a monotonic clock	482	my ($cb, @args) = @_;
358	# 60 allows for the watchdog to kill the server.
359		483
360	(aio_write $fh, 0, (length $value), $value, 0) <= 0	484	# we seemingly have to make a local copy of the whole thing,
361	and return;	485	# otherwise perl prematurely frees the stuff :/
		486	# TODO: investigate and fix (likely this will be rather laborious)
362		487
363	# always fsync - this file is important	488	my @res = Coro::Util::fork_eval {
364	aio_fsync $fh	489	reset_signals;
365	and return;	490	&$cb
		491	}, @args;
366		492
367	close $fh	493	wantarray ? @res : $res[-1]
368	or return;	494	}
369		495
370	aio_rename "$runtime~", $runtime	496	=item $value = cf::db_get $family => $key
371	and return;
372		497
		498	Returns a single value from the environment database.
		499
		500	=item cf::db_put $family => $key => $value
		501
		502	Stores the given C<$value> in the family. It can currently store binary
		503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
		504
		505	=cut
		506
		507	our $DB;
		508
		509	sub db_init {
		510	unless ($DB) {
		511	$DB = BDB::db_create $DB_ENV;
		512
		513	cf::sync_job {
		514	eval {
		515	$DB->set_flags (BDB::CHKSUM);
		516
		517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
		518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		519	cf::cleanup "db_open(db): $!" if $!;
		520	};
		521	cf::cleanup "db_open(db): $@" if $@;
		522	};
373	1	523	}
		524	}
		525
		526	sub db_get($$) {
		527	my $key = "$_[0]/$_[1]";
		528
		529	cf::sync_job {
		530	BDB::db_get $DB, undef, $key, my $data;
		531
		532	$! ? ()
		533	: $data
		534	}
		535	}
		536
		537	sub db_put($$$) {
		538	BDB::dbreq_pri 4;
		539	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
		540	}
		541
		542	=item cf::cache $id => [$paths...], $processversion => $process
		543
		544	Generic caching function that returns the value of the resource $id,
		545	caching and regenerating as required.
		546
		547	This function can block.
		548
		549	=cut
		550
		551	sub cache {
		552	my ($id, $src, $processversion, $process) = @_;
		553
		554	my $meta =
		555	join "\x00",
		556	$processversion,
		557	map {
		558	aio_stat $_
		559	and Carp::croak "$_: $!";
		560
		561	($_, (stat _)[7,9])
		562	} @$src;
		563
		564	my $dbmeta = db_get cache => "$id/meta";
		565	if ($dbmeta ne $meta) {
		566	# changed, we may need to process
		567
		568	my @data;
		569	my $md5;
		570
		571	for (0 .. $#$src) {
		572	0 <= aio_load $src->[$_], $data[$_]
		573	or Carp::croak "$src->[$_]: $!";
		574	}
		575
		576	# if processing is expensive, check
		577	# checksum first
		578	if (1) {
		579	$md5 =
		580	join "\x00",
		581	$processversion,
		582	map {
		583	cf::cede_to_tick;
		584	($src->[$_], Digest::MD5::md5_hex $data[$_])
		585	} 0.. $#$src;
		586
		587
		588	my $dbmd5 = db_get cache => "$id/md5";
		589	if ($dbmd5 eq $md5) {
		590	db_put cache => "$id/meta", $meta;
		591
		592	return db_get cache => "$id/data";
		593	}
		594	}
		595
		596	my $t1 = Time::HiRes::time;
		597	my $data = $process->(\@data);
		598	my $t2 = Time::HiRes::time;
		599
		600	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
		601
		602	db_put cache => "$id/data", $data;
		603	db_put cache => "$id/md5" , $md5;
		604	db_put cache => "$id/meta", $meta;
		605
		606	return $data;
		607	}
		608
		609	db_get cache => "$id/data"
374	}	610	}
375		611
376	=item cf::datalog type => key => value, ...	612	=item cf::datalog type => key => value, ...
377		613
378	Log a datalog packet of the given type with the given key-value pairs.	614	Log a datalog packet of the given type with the given key-value pairs.
…		…
396	attach callbacks/event handlers (a collection of which is called an "attachment")	632	attach callbacks/event handlers (a collection of which is called an "attachment")
397	to it. All such attachable objects support the following methods.	633	to it. All such attachable objects support the following methods.
398		634
399	In the following description, CLASS can be any of C<global>, C<object>	635	In the following description, CLASS can be any of C<global>, C<object>
400	C<player>, C<client> or C<map> (i.e. the attachable objects in	636	C<player>, C<client> or C<map> (i.e. the attachable objects in
401	crossfire+).	637	Crossfire TRT).
402		638
403	=over 4	639	=over 4
404		640
405	=item $attachable->attach ($attachment, key => $value...)	641	=item $attachable->attach ($attachment, key => $value...)
406		642
…		…
569	$registry = $CB_TYPE[$object_type] ||= [];	805	$registry = $CB_TYPE[$object_type] ||= [];
570		806
571	} elsif ($type eq "subtype") {	807	} elsif ($type eq "subtype") {
572	defined $object_type or Carp::croak "subtype specified without type";	808	defined $object_type or Carp::croak "subtype specified without type";
573	my $object_subtype = shift @arg;	809	my $object_subtype = shift @arg;
574	$registry = $CB_TYPE[$object_type + $object_subtype * NUM_SUBTYPES] ||= [];	810	$registry = $CB_TYPE[$object_type + $object_subtype * NUM_TYPES] ||= [];
575		811
576	} elsif ($type eq "package") {	812	} elsif ($type eq "package") {
577	my $pkg = shift @arg;	813	my $pkg = shift @arg;
578		814
579	while (my ($name, $id) = each %cb_id) {	815	while (my ($name, $id) = each %cb_id) {
…		…
608	_attach $registry, $klass, @attach;	844	_attach $registry, $klass, @attach;
609	}	845	}
610		846
611	$obj->{$name} = \%arg;	847	$obj->{$name} = \%arg;
612	} else {	848	} else {
613	warn "object uses attachment '$name' that is not available, postponing.\n";	849	warn "object uses attachment '$name' which is not available, postponing.\n";
614	}	850	}
615		851
616	$obj->{_attachment}{$name} = undef;	852	$obj->{_attachment}{$name} = undef;
617	}	853	}
618		854
…		…
620	if (ref $_[0]) {	856	if (ref $_[0]) {
621	_object_attach @_;	857	_object_attach @_;
622	} else {	858	} else {
623	_attach shift->_attach_registry, @_;	859	_attach shift->_attach_registry, @_;
624	}	860	}
		861	_recalc_want;
625	};	862	};
626		863
627	# all those should be optimised	864	# all those should be optimised
628	sub cf::attachable::detach {	865	sub cf::attachable::detach {
629	my ($obj, $name) = @_;	866	my ($obj, $name) = @_;
…		…
632	delete $obj->{_attachment}{$name};	869	delete $obj->{_attachment}{$name};
633	reattach ($obj);	870	reattach ($obj);
634	} else {	871	} else {
635	Carp::croak "cannot, currently, detach class attachments";	872	Carp::croak "cannot, currently, detach class attachments";
636	}	873	}
		874	_recalc_want;
637	};	875	};
638		876
639	sub cf::attachable::attached {	877	sub cf::attachable::attached {
640	my ($obj, $name) = @_;	878	my ($obj, $name) = @_;
641		879
…		…
656	";	894	";
657	die if $@;	895	die if $@;
658	}	896	}
659		897
660	our $override;	898	our $override;
661	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	899	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
662		900
663	sub override {	901	sub override {
664	$override = 1;	902	$override = 1;
665	@invoke_results = ();	903	@INVOKE_RESULTS = (@_);
666	}	904	}
667		905
668	sub do_invoke {	906	sub do_invoke {
669	my $event = shift;	907	my $event = shift;
670	my $callbacks = shift;	908	my $callbacks = shift;
671		909
672	@invoke_results = ();	910	@INVOKE_RESULTS = ();
673		911
674	local $override;	912	local $override;
675		913
676	for (@$callbacks) {	914	for (@$callbacks) {
677	eval { &{$_->[1]} };	915	eval { &{$_->[1]} };
…		…
694		932
695	Generate an object-specific event with the given arguments.	933	Generate an object-specific event with the given arguments.
696		934
697	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	935	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
698	removed in future versions), and there is no public API to access override	936	removed in future versions), and there is no public API to access override
699	results (if you must, access C<@cf::invoke_results> directly).	937	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
700		938
701	=back	939	=back
702		940
703	=cut	941	=cut
704		942
705	#############################################################################	943	#############################################################################
706	# object support	944	# object support
		945	#
		946
		947	sub _can_merge {
		948	my ($ob1, $ob2) = @_;
		949
		950	local $Storable::canonical = 1;
		951	my $fob1 = Storable::freeze $ob1;
		952	my $fob2 = Storable::freeze $ob2;
		953
		954	$fob1 eq $fob2
		955	}
707		956
708	sub reattach {	957	sub reattach {
709	# basically do the same as instantiate, without calling instantiate	958	# basically do the same as instantiate, without calling instantiate
710	my ($obj) = @_;	959	my ($obj) = @_;
711		960
…		…
755	},	1004	},
756	);	1005	);
757		1006
758	sub object_freezer_save {	1007	sub object_freezer_save {
759	my ($filename, $rdata, $objs) = @_;	1008	my ($filename, $rdata, $objs) = @_;
		1009
		1010	my $guard = cf::lock_acquire "io";
760		1011
761	sync_job {	1012	sync_job {
762	if (length $$rdata) {	1013	if (length $$rdata) {
763	warn sprintf "saving %s (%d,%d)\n",	1014	warn sprintf "saving %s (%d,%d)\n",
764	$filename, length $$rdata, scalar @$objs;	1015	$filename, length $$rdata, scalar @$objs;
…		…
788	}	1039	}
789	} else {	1040	} else {
790	aio_unlink $filename;	1041	aio_unlink $filename;
791	aio_unlink "$filename.pst";	1042	aio_unlink "$filename.pst";
792	}	1043	}
793	}	1044	};
		1045
		1046	undef $guard;
794	}	1047	}
795		1048
796	sub object_freezer_as_string {	1049	sub object_freezer_as_string {
797	my ($rdata, $objs) = @_;	1050	my ($rdata, $objs) = @_;
798		1051
…		…
803		1056
804	sub object_thawer_load {	1057	sub object_thawer_load {
805	my ($filename) = @_;	1058	my ($filename) = @_;
806		1059
807	my ($data, $av);	1060	my ($data, $av);
		1061
		1062	my $guard = cf::lock_acquire "io";
808		1063
809	(aio_load $filename, $data) >= 0	1064	(aio_load $filename, $data) >= 0
810	or return;	1065	or return;
811		1066
812	unless (aio_stat "$filename.pst") {	1067	unless (aio_stat "$filename.pst") {
813	(aio_load "$filename.pst", $av) >= 0	1068	(aio_load "$filename.pst", $av) >= 0
814	or return;	1069	or return;
		1070
		1071	undef $guard;
815	$av = eval { (Storable::thaw $av)->{objs} };	1072	$av = eval { (Storable::thaw $av)->{objs} };
816	}	1073	}
817		1074
818	warn sprintf "loading %s (%d)\n",	1075	warn sprintf "loading %s (%d)\n",
819	$filename, length $data, scalar @{$av || []};#d#	1076	$filename, length $data, scalar @{$av || []};
		1077
820	return ($data, $av);	1078	($data, $av)
821	}	1079	}
		1080
		1081	=head2 COMMAND CALLBACKS
		1082
		1083	=over 4
		1084
		1085	=cut
822		1086
823	#############################################################################	1087	#############################################################################
824	# command handling &c	1088	# command handling &c
825		1089
826	=item cf::register_command $name => \&callback($ob,$args);	1090	=item cf::register_command $name => \&callback($ob,$args);
…		…
839	push @{ $COMMAND{$name} }, [$caller, $cb];	1103	push @{ $COMMAND{$name} }, [$caller, $cb];
840	}	1104	}
841		1105
842	=item cf::register_extcmd $name => \&callback($pl,$packet);	1106	=item cf::register_extcmd $name => \&callback($pl,$packet);
843		1107
844	Register a callbackf ro execution when the client sends an extcmd packet.	1108	Register a callback for execution when the client sends an (synchronous)
		1109	extcmd packet. Ext commands will be processed in the order they are
		1110	received by the server, like other user commands. The first argument is
		1111	the logged-in player. Ext commands can only be processed after a player
		1112	has logged in successfully.
845		1113
846	If the callback returns something, it is sent back as if reply was being	1114	If the callback returns something, it is sent back as if reply was being
847	called.	1115	called.
848		1116
		1117	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1118
		1119	Register a callback for execution when the client sends an (asynchronous)
		1120	exticmd packet. Exti commands are processed by the server as soon as they
		1121	are received, i.e. out of order w.r.t. other commands. The first argument
		1122	is a client socket. Exti commands can be received anytime, even before
		1123	log-in.
		1124
		1125	If the callback returns something, it is sent back as if reply was being
		1126	called.
		1127
849	=cut	1128	=cut
850		1129
851	sub register_extcmd {	1130	sub register_extcmd {
852	my ($name, $cb) = @_;	1131	my ($name, $cb) = @_;
853		1132
854	$EXTCMD{$name} = $cb;	1133	$EXTCMD{$name} = $cb;
		1134	}
		1135
		1136	sub register_exticmd {
		1137	my ($name, $cb) = @_;
		1138
		1139	$EXTICMD{$name} = $cb;
855	}	1140	}
856		1141
857	cf::player->attach (	1142	cf::player->attach (
858	on_command => sub {	1143	on_command => sub {
859	my ($pl, $name, $params) = @_;	1144	my ($pl, $name, $params) = @_;
…		…
868	cf::override;	1153	cf::override;
869	},	1154	},
870	on_extcmd => sub {	1155	on_extcmd => sub {
871	my ($pl, $buf) = @_;	1156	my ($pl, $buf) = @_;
872		1157
873	my $msg = eval { from_json $buf };	1158	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
874		1159
875	if (ref $msg) {	1160	if (ref $msg) {
		1161	my ($type, $reply, @payload) =
		1162	"ARRAY" eq ref $msg
		1163	? @$msg
		1164	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1165
		1166	my @reply;
		1167
876	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1168	if (my $cb = $EXTCMD{$type}) {
877	if (my %reply = $cb->($pl, $msg)) {	1169	@reply = $cb->($pl, @payload);
878	$pl->ext_reply ($msg->{msgid}, %reply);
879	}
880	}	1170	}
		1171
		1172	$pl->ext_reply ($reply, @reply)
		1173	if $reply;
		1174
881	} else {	1175	} else {
882	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1176	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
883	}	1177	}
884		1178
885	cf::override;	1179	cf::override;
886	},	1180	},
887	);	1181	);
888		1182
889	sub load_extension {
890	my ($path) = @_;
891
892	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
893	my $base = $1;
894	my $pkg = $1;
895	$pkg =~ s/[^[:word:]]/_/g;
896	$pkg = "ext::$pkg";
897
898	warn "... loading '$path' into '$pkg'\n";
899
900	open my $fh, "<:utf8", $path
901	or die "$path: $!";
902
903	my $source =
904	"package $pkg; use strict; use utf8;\n"
905	. "#line 1 \"$path\"\n{\n"
906	. (do { local $/; <$fh> })
907	. "\n};\n1";
908
909	unless (eval $source) {
910	my $msg = $@ ? "$path: $@\n"
911	: "extension disabled.\n";
912	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
913	warn $@;
914	warn "mandatory extension failed to load, exiting.\n";
915	exit 1;
916	}
917	die $@;
918	}
919
920	push @EXTS, $pkg;
921	}
922
923	sub load_extensions {	1183	sub load_extensions {
		1184	cf::sync_job {
		1185	my %todo;
		1186
924	for my $ext (<$LIBDIR/*.ext>) {	1187	for my $path (<$LIBDIR/*.ext>) {
925	next unless -r $ext;	1188	next unless -r $path;
926	eval {	1189
927	load_extension $ext;	1190	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
		1191	my $base = $1;
		1192	my $pkg = $1;
		1193	$pkg =~ s/[^[:word:]]/_/g;
		1194	$pkg = "ext::$pkg";
		1195
		1196	open my $fh, "<:utf8", $path
		1197	or die "$path: $!";
		1198
		1199	my $source = do { local $/; <$fh> };
		1200
		1201	my %ext = (
		1202	path => $path,
		1203	base => $base,
		1204	pkg => $pkg,
		1205	);
		1206
		1207	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
		1208	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
		1209
		1210	$ext{source} =
		1211	"package $pkg; use strict; use utf8;\n"
		1212	. "#line 1 \"$path\"\n{\n"
		1213	. $source
		1214	. "\n};\n1";
		1215
		1216	$todo{$base} = \%ext;
		1217	}
		1218
		1219	my %done;
		1220	while (%todo) {
		1221	my $progress;
		1222
		1223	while (my ($k, $v) = each %todo) {
		1224	for (split /,\s*/, $v->{meta}{depends}) {
		1225	goto skip
		1226	unless exists $done{$_};
		1227	}
		1228
		1229	warn "... loading '$k' into '$v->{pkg}'\n";
		1230
		1231	unless (eval $v->{source}) {
		1232	my $msg = $@ ? "$v->{path}: $@\n"
		1233	: "$v->{base}: extension inactive.\n";
		1234
		1235	if (exists $v->{meta}{mandatory}) {
		1236	warn $msg;
		1237	warn "mandatory extension failed to load, exiting.\n";
		1238	exit 1;
		1239	}
		1240
		1241	warn $msg;
		1242	}
		1243
		1244	$done{$k} = delete $todo{$k};
		1245	push @EXTS, $v->{pkg};
		1246	$progress = 1;
928	1	1247	}
929	} or warn "$ext not loaded: $@";	1248
		1249	skip:
		1250	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"
		1251	unless $progress;
		1252	}
930	}	1253	};
931	}	1254	}
932		1255
933	#############################################################################	1256	#############################################################################
934		1257
		1258	=back
		1259
935	=head2 CORE EXTENSIONS	1260	=head2 CORE EXTENSIONS
936		1261
937	Functions and methods that extend core crossfire objects.	1262	Functions and methods that extend core crossfire objects.
938		1263
939	=cut	1264	=cut
…		…
951	Returns the given player object, loading it if necessary (might block).	1276	Returns the given player object, loading it if necessary (might block).
952		1277
953	=cut	1278	=cut
954		1279
955	sub playerdir($) {	1280	sub playerdir($) {
956	cf::localdir	1281	"$PLAYERDIR/"
957	. "/"
958	. cf::playerdir
959	. "/"
960	. (ref $_[0] ? $_[0]->ob->name : $_[0])	1282	. (ref $_[0] ? $_[0]->ob->name : $_[0])
961	}	1283	}
962		1284
963	sub path($) {	1285	sub path($) {
964	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];	1286	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
…		…
991	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1313	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
992	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1314	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
993	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1315	aio_unlink +(playerdir $login) . "/$login.pl.pst";
994	aio_unlink +(playerdir $login) . "/$login.pl";	1316	aio_unlink +(playerdir $login) . "/$login.pl";
995		1317
996	my $pl = load_pl path $login	1318	my $f = new_from_file cf::object::thawer path $login
997	or return;	1319	or return;
		1320
		1321	$f->next;
		1322	my $pl = cf::player::load_pl $f
		1323	or return;
		1324	local $cf::PLAYER_LOADING{$login} = $pl;
		1325	$f->resolve_delayed_derefs;
998	$cf::PLAYER{$login} = $pl	1326	$cf::PLAYER{$login} = $pl
999	}	1327	}
1000	}	1328	}
1001	}	1329	}
1002		1330
…		…
1012		1340
1013	aio_mkdir playerdir $pl, 0770;	1341	aio_mkdir playerdir $pl, 0770;
1014	$pl->{last_save} = $cf::RUNTIME;	1342	$pl->{last_save} = $cf::RUNTIME;
1015		1343
1016	$pl->save_pl ($path);	1344	$pl->save_pl ($path);
1017	Coro::cede;	1345	cf::cede_to_tick;
1018	}	1346	}
1019		1347
1020	sub new($) {	1348	sub new($) {
1021	my ($login) = @_;	1349	my ($login) = @_;
1022		1350
…		…
1026	$self->{deny_save} = 1;	1354	$self->{deny_save} = 1;
1027		1355
1028	$cf::PLAYER{$login} = $self;	1356	$cf::PLAYER{$login} = $self;
1029		1357
1030	$self	1358	$self
		1359	}
		1360
		1361	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1362
		1363	=cut
		1364
		1365	sub send_msg {
		1366	my $ns = shift->ns
		1367	or return;
		1368	$ns->send_msg (@_);
1031	}	1369	}
1032		1370
1033	=item $pl->quit_character	1371	=item $pl->quit_character
1034		1372
1035	Nukes the player without looking back. If logged in, the connection will	1373	Nukes the player without looking back. If logged in, the connection will
…		…
1084	while and may block, so not sync_job-capable, ever.	1422	while and may block, so not sync_job-capable, ever.
1085		1423
1086	=cut	1424	=cut
1087		1425
1088	sub list_logins {	1426	sub list_logins {
1089	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir	1427	my $dirs = aio_readdir $PLAYERDIR
1090	or return [];	1428	or return [];
1091		1429
1092	my @logins;	1430	my @logins;
1093		1431
1094	for my $login (@$dirs) {	1432	for my $login (@$dirs) {
		1433	my $path = path $login;
		1434
		1435	# a .pst is a dead give-away for a valid player
		1436	unless (-e "$path.pst") {
1095	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1437	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1096	aio_read $fh, 0, 512, my $buf, 0 or next;	1438	aio_read $fh, 0, 512, my $buf, 0 or next;
1097	$buf !~ /^password -------------$/m or next; # official not-valid tag	1439	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1440	}
1098		1441
1099	utf8::decode $login;	1442	utf8::decode $login;
1100	push @logins, $login;	1443	push @logins, $login;
1101	}	1444	}
1102		1445
…		…
1129	}	1472	}
1130		1473
1131	\@paths	1474	\@paths
1132	}	1475	}
1133		1476
		1477	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
		1478
		1479	Expand crossfire pod fragments into protocol xml.
		1480
		1481	=cut
		1482
		1483	sub expand_cfpod {
		1484	((my $self), (local $_)) = @_;
		1485
		1486	# escape & and <
		1487	s/&/&amp;/g;
		1488	s/(?<![BIUGHT])</&lt;/g;
		1489
		1490	# this is buggy, it needs to properly take care of nested <'s
		1491
		1492	1 while
		1493	# replace B<>, I<>, U<> etc.
		1494	s/B<([^\>]*)>/<b>$1<\/b>/
		1495	|| s/I<([^\>]*)>/<i>$1<\/i>/
		1496	|| s/U<([^\>]*)>/<u>$1<\/u>/
		1497	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
		1498	# replace G<male|female> tags
		1499	|| s{G<([^>|]*)\|([^>]*)>}{
		1500	$self->gender ? $2 : $1
		1501	}ge
		1502	# replace H<hint text>
		1503	|| s{H<([^\>]*)>}
		1504	{
		1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
		1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
		1507	"")
		1508	[$self->{hintmode}]
		1509	}ge;
		1510
		1511	# create single paragraphs (very hackish)
		1512	s/(?<=\S)\n(?=\w)/ /g;
		1513
		1514	# compress some whitespace
		1515	s/\s+\n/\n/g; # ws line-ends
		1516	s/\n\n+/\n/g; # double lines
		1517	s/^\n+//; # beginning lines
		1518	s/\n+$//; # ending lines
		1519
		1520	$_
		1521	}
		1522
		1523	sub hintmode {
		1524	$_[0]{hintmode} = $_[1] if @_ > 1;
		1525	$_[0]{hintmode}
		1526	}
		1527
1134	=item $player->ext_reply ($msgid, %msg)	1528	=item $player->ext_reply ($msgid, @msg)
1135		1529
1136	Sends an ext reply to the player.	1530	Sends an ext reply to the player.
1137		1531
1138	=cut	1532	=cut
1139		1533
1140	sub ext_reply($$%) {	1534	sub ext_reply($$@) {
1141	my ($self, $id, %msg) = @_;	1535	my ($self, $id, @msg) = @_;
1142		1536
1143	$msg{msgid} = $id;	1537	$self->ns->ext_reply ($id, @msg)
1144
1145	$self->send ("ext " . cf::to_json \%msg);
1146	}	1538	}
1147		1539
1148	=item $player->ext_event ($type, %msg)	1540	=item $player->ext_msg ($type, @msg)
1149		1541
1150	Sends an ext event to the client.	1542	Sends an ext event to the client.
1151		1543
1152	=cut	1544	=cut
1153		1545
1154	sub ext_event($$%) {	1546	sub ext_msg($$@) {
1155	my ($self, $type, %msg) = @_;	1547	my ($self, $type, @msg) = @_;
1156		1548
1157	$self->ns->ext_event ($type, %msg);	1549	$self->ns->ext_msg ($type, @msg);
1158	}	1550	}
1159		1551
1160	=head3 cf::region	1552	=head3 cf::region
1161		1553
1162	=over 4	1554	=over 4
…		…
1165		1557
1166	package cf::region;	1558	package cf::region;
1167		1559
1168	=item cf::region::find_by_path $path	1560	=item cf::region::find_by_path $path
1169		1561
1170	Tries to decuce the probable region for a map knowing only its path.	1562	Tries to decuce the likely region for a map knowing only its path.
1171		1563
1172	=cut	1564	=cut
1173		1565
1174	sub find_by_path($) {	1566	sub find_by_path($) {
1175	my ($path) = @_;	1567	my ($path) = @_;
1176		1568
1177	my ($match, $specificity);	1569	my ($match, $specificity);
1178		1570
1179	for my $region (list) {	1571	for my $region (list) {
1180	if ($region->match && $path =~ $region->match) {	1572	if ($region->{match} && $path =~ $region->{match}) {
1181	($match, $specificity) = ($region, $region->specificity)	1573	($match, $specificity) = ($region, $region->specificity)
1182	if $region->specificity > $specificity;	1574	if $region->specificity > $specificity;
1183	}	1575	}
1184	}	1576	}
1185		1577
…		…
1249	my ($self, $merge) = @_;	1641	my ($self, $merge) = @_;
1250		1642
1251	# we have to keep some variables in memory intact	1643	# we have to keep some variables in memory intact
1252	local $self->{path};	1644	local $self->{path};
1253	local $self->{load_path};	1645	local $self->{load_path};
1254	local $self->{deny_save};
1255	local $self->{deny_reset};
1256		1646
1257	$self->SUPER::thawer_merge ($merge);	1647	$self->SUPER::thawer_merge ($merge);
1258	}	1648	}
1259		1649
1260	sub normalise {	1650	sub normalise {
…		…
1307	$self->init; # pass $1 etc.	1697	$self->init; # pass $1 etc.
1308	return $self;	1698	return $self;
1309	}	1699	}
1310	}	1700	}
1311		1701
1312	Carp::carp "unable to resolve path '$path' (base '$base').";	1702	Carp::cluck "unable to resolve path '$path' (base '$base').";
1313	()	1703	()
1314	}	1704	}
1315		1705
1316	sub init {	1706	sub init {
1317	my ($self) = @_;	1707	my ($self) = @_;
…		…
1332		1722
1333	# the original (read-only) location	1723	# the original (read-only) location
1334	sub load_path {	1724	sub load_path {
1335	my ($self) = @_;	1725	my ($self) = @_;
1336		1726
1337	sprintf "%s/%s/%s.map", cf::datadir, cf::mapdir, $self->{path}	1727	"$MAPDIR/$self->{path}.map"
1338	}	1728	}
1339		1729
1340	# the temporary/swap location	1730	# the temporary/swap location
1341	sub save_path {	1731	sub save_path {
1342	my ($self) = @_;	1732	my ($self) = @_;
1343		1733
1344	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1734	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1345	sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $path	1735	"$TMPDIR/$path.map"
1346	}	1736	}
1347		1737
1348	# the unique path, undef == no special unique path	1738	# the unique path, undef == no special unique path
1349	sub uniq_path {	1739	sub uniq_path {
1350	my ($self) = @_;	1740	my ($self) = @_;
1351		1741
1352	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1353	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path	1743	"$UNIQUEDIR/$path"
1354	}	1744	}
1355		1745
1356	# and all this just because we cannot iterate over	1746	# and all this just because we cannot iterate over
1357	# all maps in C++...	1747	# all maps in C++...
1358	sub change_all_map_light {	1748	sub change_all_map_light {
…		…
1360		1750
1361	$_->change_map_light ($change)	1751	$_->change_map_light ($change)
1362	for grep $_->outdoor, values %cf::MAP;	1752	for grep $_->outdoor, values %cf::MAP;
1363	}	1753	}
1364		1754
		1755	sub decay_objects {
		1756	my ($self) = @_;
		1757
		1758	return if $self->{deny_reset};
		1759
		1760	$self->do_decay_objects;
		1761	}
		1762
1365	sub unlink_save {	1763	sub unlink_save {
1366	my ($self) = @_;	1764	my ($self) = @_;
1367		1765
1368	utf8::encode (my $save = $self->save_path);	1766	utf8::encode (my $save = $self->save_path);
1369	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;	1767	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
…		…
1372		1770
1373	sub load_header_from($) {	1771	sub load_header_from($) {
1374	my ($self, $path) = @_;	1772	my ($self, $path) = @_;
1375		1773
1376	utf8::encode $path;	1774	utf8::encode $path;
1377	#aio_open $path, O_RDONLY, 0	1775	my $f = new_from_file cf::object::thawer $path
1378	# or return;
1379
1380	$self->_load_header ($path)
1381	or return;	1776	or return;
		1777
		1778	$self->_load_header ($f)
		1779	or return;
		1780
		1781	local $MAP_LOADING{$self->{path}} = $self;
		1782	$f->resolve_delayed_derefs;
1382		1783
1383	$self->{load_path} = $path;	1784	$self->{load_path} = $path;
1384		1785
1385	1	1786	1
1386	}	1787	}
…		…
1425	$self->load_header_orig	1826	$self->load_header_orig
1426	or return;	1827	or return;
1427	$self->prepare_orig;	1828	$self->prepare_orig;
1428	}	1829	}
1429		1830
		1831	$self->{deny_reset} = 1
		1832	if $self->no_reset;
		1833
1430	$self->default_region (cf::region::find_by_path $self->{path})	1834	$self->default_region (cf::region::find_by_path $self->{path})
1431	unless $self->default_region;	1835	unless $self->default_region;
1432		1836
1433	1	1837	1
1434	}	1838	}
…		…
1449	$map->{last_save} = $cf::RUNTIME;	1853	$map->{last_save} = $cf::RUNTIME;
1450		1854
1451	$map->load_header	1855	$map->load_header
1452	or return;	1856	or return;
1453		1857
1454	if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)	1858	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1455	# doing this can freeze the server in a sync job, obviously	1859	# doing this can freeze the server in a sync job, obviously
1456	#$cf::WAIT_FOR_TICK->wait;	1860	#$cf::WAIT_FOR_TICK->wait;
1457	$map->reset;	1861	$map->reset;
1458	undef $guard;	1862	undef $guard;
1459	return find $path;	1863	return find $path;
…		…
1470	my ($self) = @_;	1874	my ($self) = @_;
1471		1875
1472	local $self->{deny_reset} = 1; # loading can take a long time	1876	local $self->{deny_reset} = 1; # loading can take a long time
1473		1877
1474	my $path = $self->{path};	1878	my $path = $self->{path};
		1879
		1880	{
1475	my $guard = cf::lock_acquire "map_load:$path";	1881	my $guard = cf::lock_acquire "map_data:$path";
1476		1882
		1883	return unless $self->valid;
1477	return if $self->in_memory != cf::MAP_SWAPPED;	1884	return if $self->in_memory != cf::MAP_SWAPPED;
1478		1885
1479	$self->in_memory (cf::MAP_LOADING);	1886	$self->in_memory (cf::MAP_LOADING);
1480		1887
1481	$self->alloc;	1888	$self->alloc;
1482		1889
1483	$self->pre_load;	1890	$self->pre_load;
1484	Coro::cede;	1891	cf::cede_to_tick;
1485		1892
1486	$self->_load_objects ($self->{load_path}, 1)	1893	my $f = new_from_file cf::object::thawer $self->{load_path};
		1894	$f->skip_block;
		1895	$self->_load_objects ($f)
1487	or return;	1896	or return;
1488		1897
1489	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1490	if delete $self->{load_original};	1899	if delete $self->{load_original};
1491		1900
1492	if (my $uniq = $self->uniq_path) {	1901	if (my $uniq = $self->uniq_path) {
1493	utf8::encode $uniq;	1902	utf8::encode $uniq;
1494	if (aio_open $uniq, O_RDONLY, 0) {	1903	unless (aio_stat $uniq) {
		1904	if (my $f = new_from_file cf::object::thawer $uniq) {
1495	$self->clear_unique_items;	1905	$self->clear_unique_items;
1496	$self->_load_objects ($uniq, 0);	1906	$self->_load_objects ($f);
		1907	$f->resolve_delayed_derefs;
		1908	}
1497	}	1909	}
1498	}	1910	}
1499		1911
1500	Coro::cede;	1912	$f->resolve_delayed_derefs;
		1913
		1914	cf::cede_to_tick;
1501	# now do the right thing for maps	1915	# now do the right thing for maps
1502	$self->link_multipart_objects;	1916	$self->link_multipart_objects;
1503	Coro::cede;
1504
1505	unless ($self->{deny_activate}) {
1506	$self->decay_objects;
1507	$self->fix_auto_apply;
1508	$self->update_buttons;
1509	Coro::cede;
1510	$self->set_darkness_map;
1511	$self->difficulty ($self->estimate_difficulty)	1917	$self->difficulty ($self->estimate_difficulty)
1512	unless $self->difficulty;	1918	unless $self->difficulty;
1513	Coro::cede;	1919	cf::cede_to_tick;
		1920
		1921	unless ($self->{deny_activate}) {
		1922	$self->decay_objects;
		1923	$self->fix_auto_apply;
		1924	$self->update_buttons;
		1925	cf::cede_to_tick;
		1926	$self->set_darkness_map;
		1927	cf::cede_to_tick;
1514	$self->activate;	1928	$self->activate;
1515	Coro::cede;	1929	}
		1930
		1931	$self->{last_save} = $cf::RUNTIME;
		1932	$self->last_access ($cf::RUNTIME);
		1933
		1934	$self->in_memory (cf::MAP_IN_MEMORY);
1516	}	1935	}
1517		1936
1518	$self->post_load;	1937	$self->post_load;
1519	Coro::cede;
1520
1521	$self->in_memory (cf::MAP_IN_MEMORY);
1522	}	1938	}
1523		1939
1524	sub customise_for {	1940	sub customise_for {
1525	my ($self, $ob) = @_;	1941	my ($self, $ob) = @_;
1526		1942
1527	return find "~" . $ob->name . "/" . $self->{path}	1943	return find "~" . $ob->name . "/" . $self->{path}
1528	if $self->per_player;	1944	if $self->per_player;
1529		1945
		1946	# return find "?party/" . $ob->name . "/" . $self->{path}
		1947	# if $self->per_party;
		1948
1530	$self	1949	$self
1531	}	1950	}
1532		1951
1533	# find and load all maps in the 3x3 area around a map	1952	# find and load all maps in the 3x3 area around a map
1534	sub load_diag {	1953	sub load_neighbours {
1535	my ($map) = @_;	1954	my ($map) = @_;
1536		1955
1537	my @diag; # diagonal neighbours	1956	my @neigh; # diagonal neighbours
1538		1957
1539	for (0 .. 3) {	1958	for (0 .. 3) {
1540	my $neigh = $map->tile_path ($_)	1959	my $neigh = $map->tile_path ($_)
1541	or next;	1960	or next;
1542	$neigh = find $neigh, $map	1961	$neigh = find $neigh, $map
1543	or next;	1962	or next;
1544	$neigh->load;	1963	$neigh->load;
1545		1964
		1965	push @neigh,
1546	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	1966	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1547	[$neigh->tile_path (($_ + 1) % 4), $neigh];	1967	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1548	}	1968	}
1549		1969
1550	for (@diag) {	1970	for (grep defined $_->[0], @neigh) {
		1971	my ($path, $origin) = @$_;
1551	my $neigh = find @$_	1972	my $neigh = find $path, $origin
1552	or next;	1973	or next;
1553	$neigh->load;	1974	$neigh->load;
1554	}	1975	}
1555	}	1976	}
1556		1977
…		…
1561	}	1982	}
1562		1983
1563	sub do_load_sync {	1984	sub do_load_sync {
1564	my ($map) = @_;	1985	my ($map) = @_;
1565		1986
		1987	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		1988	if $Coro::current == $Coro::main;
		1989
1566	cf::sync_job { $map->load };	1990	cf::sync_job { $map->load };
1567	}	1991	}
1568		1992
1569	our %MAP_PREFETCH;	1993	our %MAP_PREFETCH;
1570	our $MAP_PREFETCHER = undef;	1994	our $MAP_PREFETCHER = undef;
1571		1995
1572	sub find_async {	1996	sub find_async {
1573	my ($path, $origin) = @_;	1997	my ($path, $origin, $load) = @_;
1574		1998
1575	$path = normalise $path, $origin && $origin->{path};	1999	$path = normalise $path, $origin && $origin->{path};
1576		2000
1577	if (my $map = $cf::MAP{$path}) {	2001	if (my $map = $cf::MAP{$path}) {
1578	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2002	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1579	}	2003	}
1580		2004
1581	undef $MAP_PREFETCH{$path};	2005	$MAP_PREFETCH{$path} |= $load;
		2006
1582	$MAP_PREFETCHER ||= cf::async {	2007	$MAP_PREFETCHER ||= cf::async {
1583	while (%MAP_PREFETCH) {	2008	while (%MAP_PREFETCH) {
1584	for my $path (keys %MAP_PREFETCH) {	2009	while (my ($k, $v) = each %MAP_PREFETCH) {
1585	my $map = find $path	2010	if (my $map = find $k) {
1586	or next;
1587	$map->load;	2011	$map->load if $v;
		2012	}
1588		2013
1589	delete $MAP_PREFETCH{$path};	2014	delete $MAP_PREFETCH{$k};
1590	}	2015	}
1591	}	2016	}
1592	undef $MAP_PREFETCHER;	2017	undef $MAP_PREFETCHER;
1593	};	2018	};
1594	$MAP_PREFETCHER->prio (6);	2019	$MAP_PREFETCHER->prio (6);
…		…
1597	}	2022	}
1598		2023
1599	sub save {	2024	sub save {
1600	my ($self) = @_;	2025	my ($self) = @_;
1601		2026
1602	my $lock = cf::lock_acquire "map_data:" . $self->path;	2027	my $lock = cf::lock_acquire "map_data:$self->{path}";
1603		2028
1604	$self->{last_save} = $cf::RUNTIME;	2029	$self->{last_save} = $cf::RUNTIME;
1605		2030
1606	return unless $self->dirty;	2031	return unless $self->dirty;
1607		2032
…		…
1630	my ($self) = @_;	2055	my ($self) = @_;
1631		2056
1632	# save first because save cedes	2057	# save first because save cedes
1633	$self->save;	2058	$self->save;
1634		2059
1635	my $lock = cf::lock_acquire "map_data:" . $self->path;	2060	my $lock = cf::lock_acquire "map_data:$self->{path}";
1636		2061
1637	return if $self->players;	2062	return if $self->players;
1638	return if $self->in_memory != cf::MAP_IN_MEMORY;	2063	return if $self->in_memory != cf::MAP_IN_MEMORY;
1639	return if $self->{deny_save};	2064	return if $self->{deny_save};
1640		2065
…		…
1644		2069
1645	sub reset_at {	2070	sub reset_at {
1646	my ($self) = @_;	2071	my ($self) = @_;
1647		2072
1648	# TODO: safety, remove and allow resettable per-player maps	2073	# TODO: safety, remove and allow resettable per-player maps
1649	return 1e99 if $self->isa ("ext::map_per_player");#d#
1650	return 1e99 if $self->{deny_reset};	2074	return 1e99 if $self->{deny_reset};
1651		2075
1652	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	2076	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1653	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	2077	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1654		2078
…		…
1665	my ($self) = @_;	2089	my ($self) = @_;
1666		2090
1667	my $lock = cf::lock_acquire "map_data:$self->{path}";	2091	my $lock = cf::lock_acquire "map_data:$self->{path}";
1668		2092
1669	return if $self->players;	2093	return if $self->players;
1670	return if $self->isa ("ext::map_per_player");#d#
1671		2094
1672	warn "resetting map ", $self->path;#d#	2095	warn "resetting map ", $self->path;
1673		2096
1674	$self->in_memory (cf::MAP_SWAPPED);	2097	$self->in_memory (cf::MAP_SWAPPED);
1675		2098
1676	# need to save uniques path	2099	# need to save uniques path
1677	unless ($self->{deny_save}) {	2100	unless ($self->{deny_save}) {
…		…
1694	my $nuke_counter = "aaaa";	2117	my $nuke_counter = "aaaa";
1695		2118
1696	sub nuke {	2119	sub nuke {
1697	my ($self) = @_;	2120	my ($self) = @_;
1698		2121
		2122	{
		2123	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2124
1699	delete $cf::MAP{$self->path};	2125	delete $cf::MAP{$self->path};
1700		2126
1701	$self->unlink_save;	2127	$self->unlink_save;
1702		2128
1703	bless $self, "cf::map";	2129	bless $self, "cf::map";
1704	delete $self->{deny_reset};	2130	delete $self->{deny_reset};
1705	$self->{deny_save} = 1;	2131	$self->{deny_save} = 1;
1706	$self->reset_timeout (1);	2132	$self->reset_timeout (1);
1707	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2133	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1708		2134
1709	$cf::MAP{$self->path} = $self;	2135	$cf::MAP{$self->path} = $self;
		2136	}
1710		2137
1711	$self->reset; # polite request, might not happen	2138	$self->reset; # polite request, might not happen
		2139	}
		2140
		2141	=item $maps = cf::map::tmp_maps
		2142
		2143	Returns an arrayref with all map paths of currently instantiated and saved
		2144	maps. May block.
		2145
		2146	=cut
		2147
		2148	sub tmp_maps() {
		2149	[
		2150	map {
		2151	utf8::decode $_;
		2152	/\.map$/
		2153	? normalise $_
		2154	: ()
		2155	} @{ aio_readdir $TMPDIR or [] }
		2156	]
		2157	}
		2158
		2159	=item $maps = cf::map::random_maps
		2160
		2161	Returns an arrayref with all map paths of currently instantiated and saved
		2162	random maps. May block.
		2163
		2164	=cut
		2165
		2166	sub random_maps() {
		2167	[
		2168	map {
		2169	utf8::decode $_;
		2170	/\.map$/
		2171	? normalise "?random/$_"
		2172	: ()
		2173	} @{ aio_readdir $RANDOMDIR or [] }
		2174	]
1712	}	2175	}
1713		2176
1714	=item cf::map::unique_maps	2177	=item cf::map::unique_maps
1715		2178
1716	Returns an arrayref of paths of all shared maps that have	2179	Returns an arrayref of paths of all shared maps that have
1717	instantiated unique items. May block.	2180	instantiated unique items. May block.
1718		2181
1719	=cut	2182	=cut
1720		2183
1721	sub unique_maps() {	2184	sub unique_maps() {
1722	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir	2185	[
1723	or return;	2186	map {
1724
1725	my @paths;
1726
1727	for (@$files) {
1728	utf8::decode $_;	2187	utf8::decode $_;
1729	next if /\.pst$/;	2188	/\.map$/
1730	next unless /^$PATH_SEP/o;	2189	? normalise $_
1731		2190	: ()
1732	push @paths, cf::map::normalise $_;	2191	} @{ aio_readdir $UNIQUEDIR or [] }
1733	}	2192	]
1734
1735	\@paths
1736	}	2193	}
1737		2194
1738	package cf;	2195	package cf;
1739		2196
1740	=back	2197	=back
…		…
1758	map { $_, inv_recursive_ $_->inv } @_	2215	map { $_, inv_recursive_ $_->inv } @_
1759	}	2216	}
1760		2217
1761	sub inv_recursive {	2218	sub inv_recursive {
1762	inv_recursive_ inv $_[0]	2219	inv_recursive_ inv $_[0]
		2220	}
		2221
		2222	=item $ref = $ob->ref
		2223
		2224	creates and returns a persistent reference to an objetc that can be stored as a string.
		2225
		2226	=item $ob = cf::object::deref ($refstring)
		2227
		2228	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2229	even if the object actually exists. May block.
		2230
		2231	=cut
		2232
		2233	sub deref {
		2234	my ($ref) = @_;
		2235
		2236	# temporary compatibility#TODO#remove
		2237	$ref =~ s{^<}{player/<};
		2238
		2239	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {
		2240	my ($uuid, $name) = ($1, $2);
		2241	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2242	or return;
		2243	$pl->ob->uuid eq $uuid
		2244	or return;
		2245
		2246	$pl->ob
		2247	} else {
		2248	warn "$ref: cannot resolve object reference\n";
		2249	undef
		2250	}
1763	}	2251	}
1764		2252
1765	package cf;	2253	package cf;
1766		2254
1767	=back	2255	=back
…		…
1786		2274
1787	$flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;	2275	$flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;
1788		2276
1789	if ($self->{record_replies}) {	2277	if ($self->{record_replies}) {
1790	push @{ $self->{record_replies} }, [$npc, $msg, $flags];	2278	push @{ $self->{record_replies} }, [$npc, $msg, $flags];
		2279
1791	} else {	2280	} else {
		2281	my $pl = $self->contr;
		2282
		2283	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
		2284	my $dialog = $pl->{npc_dialog};
		2285	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
		2286
		2287	} else {
1792	$msg = $npc->name . " says: $msg" if $npc;	2288	$msg = $npc->name . " says: $msg" if $npc;
1793	$self->message ($msg, $flags);	2289	$self->message ($msg, $flags);
		2290	}
1794	}	2291	}
		2292	}
		2293
		2294	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2295
		2296	=cut
		2297
		2298	sub cf::object::send_msg {
		2299	my $pl = shift->contr
		2300	or return;
		2301	$pl->send_msg (@_);
1795	}	2302	}
1796		2303
1797	=item $player_object->may ("access")	2304	=item $player_object->may ("access")
1798		2305
1799	Returns wether the given player is authorized to access resource "access"	2306	Returns wether the given player is authorized to access resource "access"
…		…
1846	$self->deactivate_recursive;	2353	$self->deactivate_recursive;
1847		2354
1848	return if UNIVERSAL::isa $self->map, "ext::map_link";	2355	return if UNIVERSAL::isa $self->map, "ext::map_link";
1849		2356
1850	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2357	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1851	if $self->map;	2358	if $self->map && $self->map->{path} ne "{link}";
1852		2359
1853	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2360	$self->enter_map ($LINK_MAP || link_map, 10, 10);
1854	}	2361	}
1855		2362
1856	sub cf::object::player::leave_link {	2363	sub cf::object::player::leave_link {
1857	my ($self, $map, $x, $y) = @_;	2364	my ($self, $map, $x, $y) = @_;
		2365
		2366	return unless $self->contr->active;
1858		2367
1859	my $link_pos = delete $self->{_link_pos};	2368	my $link_pos = delete $self->{_link_pos};
1860		2369
1861	unless ($map) {	2370	unless ($map) {
1862	# restore original map position	2371	# restore original map position
…		…
1876	# use -1 or undef as default coordinates, not 0, 0	2385	# use -1 or undef as default coordinates, not 0, 0
1877	($x, $y) = ($map->enter_x, $map->enter_y)	2386	($x, $y) = ($map->enter_x, $map->enter_y)
1878	if $x <=0 && $y <= 0;	2387	if $x <=0 && $y <= 0;
1879		2388
1880	$map->load;	2389	$map->load;
1881	$map->load_diag;	2390	$map->load_neighbours;
1882		2391
1883	return unless $self->contr->active;	2392	return unless $self->contr->active;
1884	$self->activate_recursive;	2393	$self->activate_recursive;
1885		2394
1886	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2395	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
1887	$self->enter_map ($map, $x, $y);	2396	$self->enter_map ($map, $x, $y);
1888	}	2397	}
1889		2398
1890	cf::player->attach (	2399	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
1891	on_logout => sub {
1892	my ($pl) = @_;
1893		2400
1894	# abort map switching before logout	2401	Moves the player to the given map-path and coordinates by first freezing
1895	if ($pl->ob->{_link_pos}) {	2402	her, loading and preparing them map, calling the provided $check callback
1896	cf::sync_job {	2403	that has to return the map if sucecssful, and then unfreezes the player on
1897	$pl->ob->leave_link	2404	the new (success) or old (failed) map position. In either case, $done will
1898	};	2405	be called at the end of this process.
1899	}
1900	},
1901	on_login => sub {
1902	my ($pl) = @_;
1903		2406
1904	# try to abort aborted map switching on player login :)
1905	# should happen only on crashes
1906	if ($pl->ob->{_link_pos}) {
1907	$pl->ob->enter_link;
1908	(async {
1909	$pl->ob->reply (undef,
1910	"There was an internal problem at your last logout, "
1911	. "the server will try to bring you to your intended destination in a second.",
1912	cf::NDI_RED);
1913	# we need this sleep as the login has a concurrent enter_exit running
1914	# and this sleep increases chances of the player not ending up in scorn
1915	Coro::Timer::sleep 1;
1916	$pl->ob->leave_link;
1917	})->prio (2);
1918	}
1919	},
1920	);
1921
1922	=item $player_object->goto ($path, $x, $y)
1923
1924	=cut	2407	=cut
		2408
		2409	our $GOTOGEN;
1925		2410
1926	sub cf::object::player::goto {	2411	sub cf::object::player::goto {
1927	my ($self, $path, $x, $y) = @_;	2412	my ($self, $path, $x, $y, $check, $done) = @_;
		2413
		2414	# do generation counting so two concurrent goto's will be executed in-order
		2415	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
1928		2416
1929	$self->enter_link;	2417	$self->enter_link;
1930		2418
1931	(async {	2419	(async {
1932	my $map = eval {	2420	my $map = eval {
1933	my $map = cf::map::find $path;	2421	my $map = cf::map::find $path;
		2422
		2423	if ($map) {
1934	$map = $map->customise_for ($self) if $map;	2424	$map = $map->customise_for ($self);
		2425	$map = $check->($map) if $check && $map;
		2426	} else {
		2427	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
		2428	}
		2429
1935	$map	2430	$map
		2431	};
		2432
		2433	if ($@) {
		2434	$self->message ("Something went wrong within the server, please report this incident!", cf::NDI_UNIQUE | cf::NDI_RED);
		2435	LOG llevError | logBacktrace, Carp::longmess $@;
1936	} or	2436	}
1937	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1938		2437
		2438	if ($gen == $self->{_goto_generation}) {
		2439	delete $self->{_goto_generation};
1939	$self->leave_link ($map, $x, $y);	2440	$self->leave_link ($map, $x, $y);
		2441	}
		2442
		2443	$done->() if $done;
1940	})->prio (1);	2444	})->prio (1);
1941	}	2445	}
1942		2446
1943	=item $player_object->enter_exit ($exit_object)	2447	=item $player_object->enter_exit ($exit_object)
1944		2448
…		…
1983		2487
1984	$rmp->{random_seed} ||= $exit->random_seed;	2488	$rmp->{random_seed} ||= $exit->random_seed;
1985		2489
1986	my $data = cf::to_json $rmp;	2490	my $data = cf::to_json $rmp;
1987	my $md5 = Digest::MD5::md5_hex $data;	2491	my $md5 = Digest::MD5::md5_hex $data;
1988	my $meta = "$cf::RANDOM_MAPS/$md5.meta";	2492	my $meta = "$RANDOMDIR/$md5.meta";
1989		2493
1990	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2494	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1991	aio_write $fh, 0, (length $data), $data, 0;	2495	aio_write $fh, 0, (length $data), $data, 0;
1992	undef $fh;	2496	undef $fh;
1993	aio_rename "$meta~", $meta;	2497	aio_rename "$meta~", $meta;
…		…
2012	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2516	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2013	my $hp = $exit->stats->hp;	2517	my $hp = $exit->stats->hp;
2014	my $sp = $exit->stats->sp;	2518	my $sp = $exit->stats->sp;
2015		2519
2016	$self->enter_link;	2520	$self->enter_link;
		2521
		2522	# if exit is damned, update players death & WoR home-position
		2523	$self->contr->savebed ($slaying, $hp, $sp)
		2524	if $exit->flag (FLAG_DAMNED);
2017		2525
2018	(async {	2526	(async {
2019	$self->deactivate_recursive; # just to be sure	2527	$self->deactivate_recursive; # just to be sure
2020	unless (eval {	2528	unless (eval {
2021	$self->goto ($slaying, $hp, $sp);	2529	$self->goto ($slaying, $hp, $sp);
…		…
2049		2557
2050	utf8::encode $text;	2558	utf8::encode $text;
2051	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2559	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2052	}	2560	}
2053		2561
		2562	=item $client->send_msg ($channel, $msg, $color, [extra...])
		2563
		2564	Send a drawinfo or msg packet to the client, formatting the msg for the
		2565	client if neccessary. C<$type> should be a string identifying the type of
		2566	the message, with C<log> being the default. If C<$color> is negative, suppress
		2567	the message unless the client supports the msg packet.
		2568
		2569	=cut
		2570
		2571	our %CHANNEL = (
		2572	"c/identify" => {
		2573	id => "identify",
		2574	title => "Identify",
		2575	reply => undef,
		2576	tooltip => "Items recently identified",
		2577	},
		2578	"c/examine" => {
		2579	id => "examine",
		2580	title => "Examine",
		2581	reply => undef,
		2582	tooltip => "Signs and other items you examined",
		2583	},
		2584	);
		2585
		2586	sub cf::client::send_msg {
		2587	my ($self, $channel, $msg, $color, @extra) = @_;
		2588
		2589	$msg = $self->pl->expand_cfpod ($msg);
		2590
		2591	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2592
		2593	# check predefined channels, for the benefit of C
		2594	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};
		2595
		2596	if (ref $channel) {
		2597	# send meta info to client, if not yet sent
		2598	unless (exists $self->{channel}{$channel->{id}}) {
		2599	$self->{channel}{$channel->{id}} = $channel;
		2600	$self->ext_msg (channel_info => $channel)
		2601	if $self->can_msg;
		2602	}
		2603
		2604	$channel = $channel->{id};
		2605	}
		2606
		2607	return unless @extra || length $msg;
		2608
		2609	if ($self->can_msg) {
		2610	# default colour, mask it out
		2611	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2612	if $color & cf::NDI_DEF;
		2613
		2614	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2615	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
		2616	} else {
		2617	if ($color >= 0) {
		2618	# replace some tags by gcfclient-compatible ones
		2619	for ($msg) {
		2620	1 while
		2621	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2622	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2623	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2624	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2625	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2626	}
		2627
		2628	$color &= cf::NDI_COLOR_MASK;
		2629
		2630	utf8::encode $msg;
		2631
		2632	if (0 && $msg =~ /\[/) {
		2633	# COMMAND/INFO
		2634	$self->send_packet ("drawextinfo $color 10 8 $msg")
		2635	} else {
		2636	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
		2637	$self->send_packet ("drawinfo $color $msg")
		2638	}
		2639	}
		2640	}
		2641	}
		2642
2054	=item $client->ext_event ($type, %msg)	2643	=item $client->ext_msg ($type, @msg)
2055		2644
2056	Sends an exti event to the client.	2645	Sends an ext event to the client.
2057		2646
2058	=cut	2647	=cut
2059		2648
2060	sub cf::client::ext_event($$%) {	2649	sub cf::client::ext_msg($$@) {
2061	my ($self, $type, %msg) = @_;	2650	my ($self, $type, @msg) = @_;
2062		2651
		2652	if ($self->extcmd == 2) {
		2653	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2654	} elsif ($self->extcmd == 1) { # TODO: remove
2063	$msg{msgtype} = "event_$type";	2655	push @msg, msgtype => "event_$type";
2064	$self->send_packet ("ext " . cf::to_json \%msg);	2656	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2657	}
		2658	}
		2659
		2660	=item $client->ext_reply ($msgid, @msg)
		2661
		2662	Sends an ext reply to the client.
		2663
		2664	=cut
		2665
		2666	sub cf::client::ext_reply($$@) {
		2667	my ($self, $id, @msg) = @_;
		2668
		2669	if ($self->extcmd == 2) {
		2670	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2671	} elsif ($self->extcmd == 1) {
		2672	#TODO: version 1, remove
		2673	unshift @msg, msgtype => "reply", msgid => $id;
		2674	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2675	}
2065	}	2676	}
2066		2677
2067	=item $success = $client->query ($flags, "text", \&cb)	2678	=item $success = $client->query ($flags, "text", \&cb)
2068		2679
2069	Queues a query to the client, calling the given callback with	2680	Queues a query to the client, calling the given callback with
2070	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	2681	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2071	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.	2682	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2072		2683
2073	Queries can fail, so check the return code. Or don't, as queries will become	2684	Queries can fail, so check the return code. Or don't, as queries will
2074	reliable at some point in the future.	2685	become reliable at some point in the future.
2075		2686
2076	=cut	2687	=cut
2077		2688
2078	sub cf::client::query {	2689	sub cf::client::query {
2079	my ($self, $flags, $text, $cb) = @_;	2690	my ($self, $flags, $text, $cb) = @_;
…		…
2087	utf8::encode $text;	2698	utf8::encode $text;
2088	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	2699	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2089		2700
2090	$self->send_packet ($self->{query_queue}[0][0])	2701	$self->send_packet ($self->{query_queue}[0][0])
2091	if @{ $self->{query_queue} } == 1;	2702	if @{ $self->{query_queue} } == 1;
		2703
		2704	1
2092	}	2705	}
2093		2706
2094	cf::client->attach (	2707	cf::client->attach (
		2708	on_connect => sub {
		2709	my ($ns) = @_;
		2710
		2711	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		2712	},
2095	on_reply => sub {	2713	on_reply => sub {
2096	my ($ns, $msg) = @_;	2714	my ($ns, $msg) = @_;
2097		2715
2098	# this weird shuffling is so that direct followup queries	2716	# this weird shuffling is so that direct followup queries
2099	# get handled first	2717	# get handled first
…		…
2111	} else {	2729	} else {
2112	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	2730	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2113	}	2731	}
2114	}	2732	}
2115	},	2733	},
		2734	on_exticmd => sub {
		2735	my ($ns, $buf) = @_;
		2736
		2737	my $msg = eval { $ns->{json_coder}->decode ($buf) };
		2738
		2739	if (ref $msg) {
		2740	my ($type, $reply, @payload) =
		2741	"ARRAY" eq ref $msg
		2742	? @$msg
		2743	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2744
		2745	my @reply;
		2746
		2747	if (my $cb = $EXTICMD{$type}) {
		2748	@reply = $cb->($ns, @payload);
		2749	}
		2750
		2751	$ns->ext_reply ($reply, @reply)
		2752	if $reply;
		2753
		2754	} else {
		2755	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		2756	}
		2757
		2758	cf::override;
		2759	},
2116	);	2760	);
2117		2761
2118	=item $client->async (\&cb)	2762	=item $client->async (\&cb)
2119		2763
2120	Create a new coroutine, running the specified callback. The coroutine will	2764	Create a new coroutine, running the specified callback. The coroutine will
…		…
2161	our $safe = new Safe "safe";	2805	our $safe = new Safe "safe";
2162	our $safe_hole = new Safe::Hole;	2806	our $safe_hole = new Safe::Hole;
2163		2807
2164	$SIG{FPE} = 'IGNORE';	2808	$SIG{FPE} = 'IGNORE';
2165		2809
2166	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	2810	$safe->permit_only (Opcode::opset qw(
		2811	:base_core :base_mem :base_orig :base_math
		2812	grepstart grepwhile mapstart mapwhile
		2813	sort time
		2814	));
2167		2815
2168	# here we export the classes and methods available to script code	2816	# here we export the classes and methods available to script code
2169		2817
2170	=pod	2818	=pod
2171		2819
2172	The following functions and methods are available within a safe environment:	2820	The following functions and methods are available within a safe environment:
2173		2821
2174	cf::object contr pay_amount pay_player map	2822	cf::object
		2823	contr pay_amount pay_player map x y force_find force_add
		2824	insert remove name archname title slaying race decrease_ob_nr
		2825
2175	cf::object::player player	2826	cf::object::player
2176	cf::player peaceful	2827	player
2177	cf::map trigger	2828
		2829	cf::player
		2830	peaceful
		2831
		2832	cf::map
		2833	trigger
2178		2834
2179	=cut	2835	=cut
2180		2836
2181	for (	2837	for (
2182	["cf::object" => qw(contr pay_amount pay_player map)],	2838	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		2839	insert remove inv name archname title slaying race
		2840	decrease_ob_nr)],
2183	["cf::object::player" => qw(player)],	2841	["cf::object::player" => qw(player)],
2184	["cf::player" => qw(peaceful)],	2842	["cf::player" => qw(peaceful)],
2185	["cf::map" => qw(trigger)],	2843	["cf::map" => qw(trigger)],
2186	) {	2844	) {
2187	no strict 'refs';	2845	no strict 'refs';
…		…
2258	=back	2916	=back
2259		2917
2260	=cut	2918	=cut
2261		2919
2262	#############################################################################	2920	#############################################################################
2263
2264	=head2 EXTENSION DATABASE SUPPORT
2265
2266	Crossfire maintains a very simple database for extension use. It can
2267	currently store anything that can be serialised using Storable, which
2268	excludes objects.
2269
2270	The parameter C<$family> should best start with the name of the extension
2271	using it, it should be unique.
2272
2273	=over 4
2274
2275	=item $value = cf::db_get $family => $key
2276
2277	Returns a single value from the database.
2278
2279	=item cf::db_put $family => $key => $value
2280
2281	Stores the given C<$value> in the family.
2282
2283	=cut
2284
2285	our $DB;
2286
2287	sub db_init {
2288	unless ($DB) {
2289	$DB = BDB::db_create $DB_ENV;
2290
2291	cf::sync_job {
2292	eval {
2293	$DB->set_flags (BDB::CHKSUM);
2294
2295	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
2296	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
2297	cf::cleanup "db_open(db): $!" if $!;
2298	};
2299	cf::cleanup "db_open(db): $@" if $@;
2300	};
2301
2302	my $path = cf::localdir . "/database.pst";
2303	if (stat $path) {
2304	cf::sync_job {
2305	my $pst = Storable::retrieve $path;
2306
2307	cf::db_put (board => data => $pst->{board});
2308	cf::db_put (guildrules => data => $pst->{guildrules});
2309	cf::db_put (rent => balance => $pst->{rent}{balance});
2310	BDB::db_env_txn_checkpoint $DB_ENV;
2311
2312	unlink $path;
2313	};
2314	}
2315	}
2316	}
2317
2318	sub db_get($$) {
2319	my $key = "$_[0]/$_[1]";
2320
2321	cf::sync_job {
2322	BDB::db_get $DB, undef, $key, my $data;
2323
2324	$! ? ()
2325	: Compress::LZF::sthaw $data
2326	}
2327	}
2328
2329	sub db_put($$$) {
2330	BDB::dbreq_pri 4;
2331	BDB::db_put $DB, undef, "$_[0]/$_[1]", Compress::LZF::sfreeze_cr $_[2], 0, sub { };
2332	}
2333
2334	#############################################################################
2335	# the server's init and main functions	2921	# the server's init and main functions
2336		2922
2337	sub load_facedata($) {	2923	sub load_facedata($) {
2338	my ($path) = @_;	2924	my ($path) = @_;
		2925
		2926	# HACK to clear player env face cache, we need some signal framework
		2927	# for this (global event?)
		2928	%ext::player_env::MUSIC_FACE_CACHE = ();
		2929
		2930	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2339		2931
2340	warn "loading facedata from $path\n";	2932	warn "loading facedata from $path\n";
2341		2933
2342	my $facedata;	2934	my $facedata;
2343	0 < aio_load $path, $facedata	2935	0 < aio_load $path, $facedata
…		…
2346	$facedata = Coro::Storable::thaw $facedata;	2938	$facedata = Coro::Storable::thaw $facedata;
2347		2939
2348	$facedata->{version} == 2	2940	$facedata->{version} == 2
2349	or cf::cleanup "$path: version mismatch, cannot proceed.";	2941	or cf::cleanup "$path: version mismatch, cannot proceed.";
2350		2942
		2943	# patch in the exptable
		2944	$facedata->{resource}{"res/exp_table"} = {
		2945	type => FT_RSRC,
		2946	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		2947	};
		2948	cf::cede_to_tick;
		2949
2351	{	2950	{
2352	my $faces = $facedata->{faceinfo};	2951	my $faces = $facedata->{faceinfo};
2353		2952
2354	while (my ($face, $info) = each %$faces) {	2953	while (my ($face, $info) = each %$faces) {
2355	my $idx = (cf::face::find $face) || cf::face::alloc $face;	2954	my $idx = (cf::face::find $face) || cf::face::alloc $face;
2356	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	2955	cf::face::set_visibility $idx, $info->{visibility};
		2956	cf::face::set_magicmap $idx, $info->{magicmap};
2357	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	2957	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2358	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	2958	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2359	Coro::cede;	2959
		2960	cf::cede_to_tick;
2360	}	2961	}
2361		2962
2362	while (my ($face, $info) = each %$faces) {	2963	while (my ($face, $info) = each %$faces) {
2363	next unless $info->{smooth};	2964	next unless $info->{smooth};
2364	my $idx = cf::face::find $face	2965	my $idx = cf::face::find $face
2365	or next;	2966	or next;
2366	if (my $smooth = cf::face::find $info->{smooth}) {	2967	if (my $smooth = cf::face::find $info->{smooth}) {
		2968	cf::face::set_smooth $idx, $smooth;
2367	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	2969	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2368	} else {	2970	} else {
2369	warn "smooth face '$info->{smooth}' not found for face '$face'";	2971	warn "smooth face '$info->{smooth}' not found for face '$face'";
2370	}	2972	}
2371	Coro::cede;	2973
		2974	cf::cede_to_tick;
2372	}	2975	}
2373	}	2976	}
2374		2977
2375	{	2978	{
2376	my $anims = $facedata->{animinfo};	2979	my $anims = $facedata->{animinfo};
2377		2980
2378	while (my ($anim, $info) = each %$anims) {	2981	while (my ($anim, $info) = each %$anims) {
2379	cf::anim::set $anim, $info->{frames}, $info->{facings};	2982	cf::anim::set $anim, $info->{frames}, $info->{facings};
2380	Coro::cede;	2983	cf::cede_to_tick;
2381	}	2984	}
2382		2985
2383	cf::anim::invalidate_all; # d'oh	2986	cf::anim::invalidate_all; # d'oh
2384	}	2987	}
2385		2988
		2989	{
		2990	# TODO: for gcfclient pleasure, we should give resources
		2991	# that gcfclient doesn't grok a >10000 face index.
		2992	my $res = $facedata->{resource};
		2993
		2994	my $soundconf = delete $res->{"res/sound.conf"};
		2995
		2996	while (my ($name, $info) = each %$res) {
		2997	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		2998	my $data;
		2999
		3000	if ($info->{type} & 1) {
		3001	# prepend meta info
		3002
		3003	my $meta = $enc->encode ({
		3004	name => $name,
		3005	%{ $info->{meta} || {} },
		3006	});
		3007
		3008	$data = pack "(w/a*)*", $meta, $info->{data};
		3009	} else {
		3010	$data = $info->{data};
		3011	}
		3012
		3013	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3014	cf::face::set_type $idx, $info->{type};
		3015
		3016	cf::cede_to_tick;
		3017	}
		3018
		3019	if ($soundconf) {
		3020	$soundconf = $enc->decode (delete $soundconf->{data});
		3021
		3022	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3023	my $sound = $soundconf->{compat}[$_]
		3024	or next;
		3025
		3026	my $face = cf::face::find "sound/$sound->[1]";
		3027	cf::sound::set $sound->[0] => $face;
		3028	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3029	}
		3030
		3031	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3032	my $face = cf::face::find "sound/$v";
		3033	cf::sound::set $k => $face;
		3034	}
		3035	}
		3036	}
		3037
2386	1	3038	1
2387	}	3039	}
2388		3040
		3041	register_exticmd fx_want => sub {
		3042	my ($ns, $want) = @_;
		3043
		3044	while (my ($k, $v) = each %$want) {
		3045	$ns->fx_want ($k, $v);
		3046	}
		3047	};
		3048
		3049	sub reload_regions {
		3050	# HACK to clear player env face cache, we need some signal framework
		3051	# for this (global event?)
		3052	%ext::player_env::MUSIC_FACE_CACHE = ();
		3053
		3054	load_resource_file "$MAPDIR/regions"
		3055	or die "unable to load regions file\n";
		3056
		3057	for (cf::region::list) {
		3058	$_->{match} = qr/$_->{match}/
		3059	if exists $_->{match};
		3060	}
		3061	}
		3062
2389	sub reload_facedata {	3063	sub reload_facedata {
2390	load_facedata sprintf "%s/facedata", cf::datadir	3064	load_facedata "$DATADIR/facedata"
2391	or die "unable to load facedata\n";	3065	or die "unable to load facedata\n";
2392	}	3066	}
2393		3067
2394	sub reload_regions {
2395	load_resource_file sprintf "%s/%s/regions", cf::datadir, cf::mapdir
2396	or die "unable to load regions file\n";
2397	}
2398
2399	sub reload_archetypes {	3068	sub reload_archetypes {
2400	load_resource_file sprintf "%s/archetypes", cf::datadir	3069	load_resource_file "$DATADIR/archetypes"
2401	or die "unable to load archetypes\n";	3070	or die "unable to load archetypes\n";
		3071	#d# NEED to laod twice to resolve forward references
		3072	# this really needs to be done in an extra post-pass
		3073	# (which needs to be synchronous, so solve it differently)
		3074	load_resource_file "$DATADIR/archetypes"
		3075	or die "unable to load archetypes\n";
2402	}	3076	}
2403		3077
2404	sub reload_treasures {	3078	sub reload_treasures {
2405	load_resource_file sprintf "%s/treasures", cf::datadir	3079	load_resource_file "$DATADIR/treasures"
2406	or die "unable to load treasurelists\n";	3080	or die "unable to load treasurelists\n";
2407	}	3081	}
2408		3082
2409	sub reload_resources {	3083	sub reload_resources {
2410	warn "reloading resource files...\n";	3084	warn "reloading resource files...\n";
2411		3085
2412	reload_regions;	3086	reload_regions;
2413	reload_facedata;	3087	reload_facedata;
		3088	#reload_archetypes;#d#
2414	reload_archetypes;	3089	reload_archetypes;
2415	reload_treasures;	3090	reload_treasures;
2416		3091
2417	warn "finished reloading resource files\n";	3092	warn "finished reloading resource files\n";
2418	}	3093	}
2419		3094
2420	sub init {	3095	sub init {
2421	reload_resources;	3096	reload_resources;
2422	}	3097	}
2423		3098
2424	sub cfg_load {	3099	sub reload_config {
2425	open my $fh, "<:utf8", cf::confdir . "/config"	3100	open my $fh, "<:utf8", "$CONFDIR/config"
2426	or return;	3101	or return;
2427		3102
2428	local $/;	3103	local $/;
2429	*CFG = YAML::Syck::Load <$fh>;	3104	*CFG = YAML::Syck::Load <$fh>;
2430		3105
…		…
2449	(async {	3124	(async {
2450	Event::one_event;	3125	Event::one_event;
2451	})->prio (Coro::PRIO_MAX);	3126	})->prio (Coro::PRIO_MAX);
2452	};	3127	};
2453		3128
2454	cfg_load;	3129	reload_config;
2455	db_init;	3130	db_init;
2456	load_extensions;	3131	load_extensions;
2457		3132
2458	$TICK_WATCHER->start;	3133	$TICK_WATCHER->start;
2459	Event::loop;	3134	Event::loop;
…		…
2475	},	3150	},
2476	);	3151	);
2477	}	3152	}
2478	}	3153	}
2479		3154
		3155	sub write_runtime {
		3156	my $runtime = "$LOCALDIR/runtime";
		3157
		3158	# first touch the runtime file to show we are still running:
		3159	# the fsync below can take a very very long time.
		3160
		3161	IO::AIO::aio_utime $runtime, undef, undef;
		3162
		3163	my $guard = cf::lock_acquire "write_runtime";
		3164
		3165	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
		3166	or return;
		3167
		3168	my $value = $cf::RUNTIME + 90 + 10;
		3169	# 10 is the runtime save interval, for a monotonic clock
		3170	# 60 allows for the watchdog to kill the server.
		3171
		3172	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3173	and return;
		3174
		3175	# always fsync - this file is important
		3176	aio_fsync $fh
		3177	and return;
		3178
		3179	# touch it again to show we are up-to-date
		3180	aio_utime $fh, undef, undef;
		3181
		3182	close $fh
		3183	or return;
		3184
		3185	aio_rename "$runtime~", $runtime
		3186	and return;
		3187
		3188	warn "runtime file written.\n";
		3189
		3190	1
		3191	}
		3192
2480	sub emergency_save() {	3193	sub emergency_save() {
2481	my $freeze_guard = cf::freeze_mainloop;	3194	my $freeze_guard = cf::freeze_mainloop;
2482		3195
2483	warn "enter emergency perl save\n";	3196	warn "enter emergency perl save\n";
2484		3197
…		…
2559	%EXT_CORO = ();	3272	%EXT_CORO = ();
2560		3273
2561	warn "removing commands";	3274	warn "removing commands";
2562	%COMMAND = ();	3275	%COMMAND = ();
2563		3276
2564	warn "removing ext commands";	3277	warn "removing ext/exti commands";
2565	%EXTCMD = ();	3278	%EXTCMD = ();
		3279	%EXTICMD = ();
2566		3280
2567	warn "unloading/nuking all extensions";	3281	warn "unloading/nuking all extensions";
2568	for my $pkg (@EXTS) {	3282	for my $pkg (@EXTS) {
2569	warn "... unloading $pkg";	3283	warn "... unloading $pkg";
2570		3284
…		…
2600	Symbol::delete_package "safe::$_"	3314	Symbol::delete_package "safe::$_"
2601	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3315	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2602		3316
2603	warn "unloading cf.pm \"a bit\"";	3317	warn "unloading cf.pm \"a bit\"";
2604	delete $INC{"cf.pm"};	3318	delete $INC{"cf.pm"};
		3319	delete $INC{"cf/pod.pm"};
2605		3320
2606	# don't, removes xs symbols, too,	3321	# don't, removes xs symbols, too,
2607	# and global variables created in xs	3322	# and global variables created in xs
2608	#Symbol::delete_package __PACKAGE__;	3323	#Symbol::delete_package __PACKAGE__;
2609		3324
…		…
2612	warn "reloading cf.pm";	3327	warn "reloading cf.pm";
2613	require cf;	3328	require cf;
2614	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3329	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2615		3330
2616	warn "loading config and database again";	3331	warn "loading config and database again";
2617	cf::cfg_load;	3332	cf::reload_config;
2618		3333
2619	warn "loading extensions";	3334	warn "loading extensions";
2620	cf::load_extensions;	3335	cf::load_extensions;
2621		3336
2622	warn "reattaching attachments to objects/players";	3337	warn "reattaching attachments to objects/players";
…		…
2687	my $signal = new Coro::Signal;	3402	my $signal = new Coro::Signal;
2688	push @WAIT_FOR_TICK_BEGIN, $signal;	3403	push @WAIT_FOR_TICK_BEGIN, $signal;
2689	$signal->wait;	3404	$signal->wait;
2690	}	3405	}
2691		3406
		3407	my $min = 1e6;#d#
		3408	my $avg = 10;
2692	$TICK_WATCHER = Event->timer (	3409	$TICK_WATCHER = Event->timer (
2693	reentrant => 0,	3410	reentrant => 0,
2694	parked => 1,	3411	parked => 1,
2695	prio => 0,	3412	prio => 0,
2696	at => $NEXT_TICK || $TICK,	3413	at => $NEXT_TICK || $TICK,
…		…
2700	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3417	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
2701	unless ++$bug_warning > 10;	3418	unless ++$bug_warning > 10;
2702	return;	3419	return;
2703	}	3420	}
2704		3421
2705	$NOW = Event::time;	3422	$NOW = $tick_start = Event::time;
2706		3423
2707	cf::server_tick; # one server iteration	3424	cf::server_tick; # one server iteration
		3425
		3426	0 && sync_job {#d#
		3427	for(1..10) {
		3428	my $t = Event::time;
		3429	my $map = my $map = new_from_path cf::map "/tmp/x.map"
		3430	or die;
		3431
		3432	$map->width (50);
		3433	$map->height (50);
		3434	$map->alloc;
		3435	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
		3436	my $t = Event::time - $t;
		3437
		3438	#next unless $t < 0.0013;#d#
		3439	if ($t < $min) {
		3440	$min = $t;
		3441	}
		3442	$avg = $avg * 0.99 + $t * 0.01;
		3443	}
		3444	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
		3445	exit 0;
		3446	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
		3447	};
2708		3448
2709	$RUNTIME += $TICK;	3449	$RUNTIME += $TICK;
2710	$NEXT_TICK += $TICK;	3450	$NEXT_TICK += $TICK;
2711		3451
2712	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3452	if ($NOW >= $NEXT_RUNTIME_WRITE) {
…		…
2718	}	3458	}
2719		3459
2720	# my $AFTER = Event::time;	3460	# my $AFTER = Event::time;
2721	# warn $AFTER - $NOW;#d#	3461	# warn $AFTER - $NOW;#d#
2722		3462
		3463	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
		3464	$sig->send;
		3465	}
		3466	while (my $sig = shift @WAIT_FOR_TICK) {
		3467	$sig->send;
		3468	}
		3469
		3470	$NOW = Event::time;
		3471
2723	# if we are delayed by four ticks or more, skip them all	3472	# if we are delayed by four ticks or more, skip them all
2724	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	3473	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
2725		3474
2726	$TICK_WATCHER->at ($NEXT_TICK);	3475	$TICK_WATCHER->at ($NEXT_TICK);
2727	$TICK_WATCHER->start;	3476	$TICK_WATCHER->start;
2728		3477
2729	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3478	$LOAD = ($NOW - $tick_start) / $TICK;
2730	$sig->send;	3479	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
2731	}
2732	while (my $sig = shift @WAIT_FOR_TICK) {
2733	$sig->send;
2734	}
2735		3480
2736	_post_tick;	3481	_post_tick;
		3482
		3483
2737	},	3484	},
2738	);	3485	);
2739		3486
2740	{	3487	{
2741	BDB::max_poll_time $TICK * 0.1;	3488	BDB::max_poll_time $TICK * 0.1;
…		…
2769		3516
2770	cf::sync_job {	3517	cf::sync_job {
2771	eval {	3518	eval {
2772	BDB::db_env_open	3519	BDB::db_env_open
2773	$DB_ENV,	3520	$DB_ENV,
2774	$BDB_ENV_DIR,	3521	$BDBDIR,
2775	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3522	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
2776	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3523	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
2777	0666;	3524	0666;
2778		3525
2779	cf::cleanup "db_env_open($BDB_ENV_DIR): $!" if $!;	3526	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
2780		3527
2781	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);	3528	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
2782	$DB_ENV->set_lk_detect;	3529	$DB_ENV->set_lk_detect;
2783	};	3530	};
2784		3531
…		…
2800	prio => 6,	3547	prio => 6,
2801	cb => \&IO::AIO::poll_cb,	3548	cb => \&IO::AIO::poll_cb,
2802	);	3549	);
2803	}	3550	}
2804		3551
		3552	my $_log_backtrace;
		3553
		3554	sub _log_backtrace {
		3555	my ($msg, @addr) = @_;
		3556
		3557	$msg =~ s/\n//;
		3558
		3559	# limit the # of concurrent backtraces
		3560	if ($_log_backtrace < 2) {
		3561	++$_log_backtrace;
		3562	async {
		3563	my @bt = fork_call {
		3564	@addr = map { sprintf "%x", $_ } @addr;
		3565	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
		3566	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
		3567	or die "addr2line: $!";
		3568
		3569	my @funcs;
		3570	my @res = <$fh>;
		3571	chomp for @res;
		3572	while (@res) {
		3573	my ($func, $line) = splice @res, 0, 2, ();
		3574	push @funcs, "[$func] $line";
		3575	}
		3576
		3577	@funcs
		3578	};
		3579
		3580	LOG llevInfo, "[ABT] $msg\n";
		3581	LOG llevInfo, "[ABT] $_\n" for @bt;
		3582	--$_log_backtrace;
		3583	};
		3584	} else {
		3585	LOG llevInfo, "[ABT] $msg\n";
		3586	LOG llevInfo, "[ABT] [suppressed]\n";
		3587	}
		3588	}
		3589
		3590	# load additional modules
		3591	use cf::pod;
		3592
2805	END { cf::emergency_save }	3593	END { cf::emergency_save }
2806		3594
2807	1	3595	1
2808		3596

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