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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.283 by root, Sun Jun 24 04:09:29 2007 UTC vs.
Revision 1.442 by root, Sun Aug 31 09:03:31 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
15	use Coro 3.61 ();	37	use Coro ();
16	use Coro::State;	38	use Coro::State;
17	use Coro::Handle;	39	use Coro::Handle;
		40	use Coro::EV;
18	use Coro::Event;	41	use Coro::AnyEvent;
19	use Coro::Timer;	42	use Coro::Timer;
20	use Coro::Signal;	43	use Coro::Signal;
21	use Coro::Semaphore;	44	use Coro::Semaphore;
		45	use Coro::AnyEvent;
22	use Coro::AIO;	46	use Coro::AIO;
		47	use Coro::BDB 1.6;
23	use Coro::Storable;	48	use Coro::Storable;
		49	use Coro::Util ();
24		50
		51	use JSON::XS 2.01 ();
25	use BDB ();	52	use BDB ();
26	use Data::Dumper;	53	use Data::Dumper;
27	use Digest::MD5;	54	use Digest::MD5;
28	use Fcntl;	55	use Fcntl;
29	use YAML::Syck ();	56	use YAML ();
30	use IO::AIO 2.32 ();	57	use IO::AIO ();
31	use Time::HiRes;	58	use Time::HiRes;
32	use Compress::LZF;	59	use Compress::LZF;
		60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
33		63
34	# configure various modules to our taste	64	# configure various modules to our taste
35	#	65	#
36	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
37	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
38	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	68	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
39		69
40	$Event::Eval = 1; # no idea why this is required, but it is
41
42	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
43	$YAML::Syck::ImplicitUnicode = 1;
44
45	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
46		71
47	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
48		73
49	our %COMMAND = ();	74	our %COMMAND = ();
50	our %COMMAND_TIME = ();	75	our %COMMAND_TIME = ();
51		76
52	our @EXTS = (); # list of extension package names	77	our @EXTS = (); # list of extension package names
53	our %EXTCMD = ();	78	our %EXTCMD = ();
		79	our %EXTICMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	80	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	81	our %EXT_MAP = (); # pluggable maps
56		82
57	our $RELOAD; # number of reloads so far	83	our $RELOAD; # number of reloads so far
58	our @EVENT;	84	our @EVENT;
…		…
66	our $TMPDIR = "$LOCALDIR/" . tmpdir;	92	our $TMPDIR = "$LOCALDIR/" . tmpdir;
67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69	our $RANDOMDIR = "$LOCALDIR/random";	95	our $RANDOMDIR = "$LOCALDIR/random";
70	our $BDBDIR = "$LOCALDIR/db";	96	our $BDBDIR = "$LOCALDIR/db";
		97	our %RESOURCE;
71		98
72	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	99	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
73	our $TICK_WATCHER;
74	our $AIO_POLL_WATCHER;
75	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	100	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
76	our $NEXT_TICK;	101	our $NEXT_TICK;
77	our $NOW;
78	our $USE_FSYNC = 1; # use fsync to write maps - default off	102	our $USE_FSYNC = 1; # use fsync to write maps - default off
79		103
		104	our $BDB_DEADLOCK_WATCHER;
		105	our $BDB_CHECKPOINT_WATCHER;
80	our $BDB_POLL_WATCHER;	106	our $BDB_TRICKLE_WATCHER;
81	our $DB_ENV;	107	our $DB_ENV;
82		108
83	our %CFG;	109	our %CFG;
84		110
85	our $UPTIME; $UPTIME ||= time;	111	our $UPTIME; $UPTIME ||= time;
86	our $RUNTIME;	112	our $RUNTIME;
		113	our $NOW;
87		114
88	our %PLAYER; # all users	115	our (%PLAYER, %PLAYER_LOADING); # all users
89	our %MAP; # all maps	116	our (%MAP, %MAP_LOADING ); # all maps
90	our $LINK_MAP; # the special {link} map, which is always available	117	our $LINK_MAP; # the special {link} map, which is always available
91		118
92	# used to convert map paths into valid unix filenames by replacing / by ∕	119	# used to convert map paths into valid unix filenames by replacing / by ∕
93	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	120	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
94		121
95	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	122	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
96	our $LOADAVG; # same thing, but with alpha-smoothing	123	our $LOADAVG; # same thing, but with alpha-smoothing
		124	our $JITTER; # average jitter
97	our $tick_start; # for load detecting purposes	125	our $TICK_START; # for load detecting purposes
98		126
99	binmode STDOUT;	127	binmode STDOUT;
100	binmode STDERR;	128	binmode STDERR;
101		129
102	# read virtual server time, if available	130	# read virtual server time, if available
…		…
155		183
156	The raw value load value from the last tick.	184	The raw value load value from the last tick.
157		185
158	=item %cf::CFG	186	=item %cf::CFG
159		187
160	Configuration for the server, loaded from C</etc/crossfire/config>, or	188	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
161	from wherever your confdir points to.	189	from wherever your confdir points to.
162		190
163	=item cf::wait_for_tick, cf::wait_for_tick_begin	191	=item cf::wait_for_tick, cf::wait_for_tick_begin
164		192
165	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	193	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
166	returns directly I<after> the tick processing (and consequently, can only wake one process	194	returns directly I<after> the tick processing (and consequently, can only wake one process
167	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	195	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
168		196
		197	=item @cf::INVOKE_RESULTS
		198
		199	This array contains the results of the last C<invoke ()> call. When
		200	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		201	that call.
		202
169	=back	203	=back
170		204
171	=cut	205	=cut
172		206
173	BEGIN {	207	BEGIN {
…		…
177	$msg .= "\n"	211	$msg .= "\n"
178	unless $msg =~ /\n$/;	212	unless $msg =~ /\n$/;
179		213
180	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	214	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
181		215
182	utf8::encode $msg;
183	LOG llevError, $msg;	216	LOG llevError, $msg;
184	};	217	};
185	}	218	}
		219
		220	$Coro::State::DIEHOOK = sub {
		221	return unless $^S eq 0; # "eq", not "=="
		222
		223	if ($Coro::current == $Coro::main) {#d#
		224	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		225	return;#d#
		226	}#d#
		227
		228	# kill coroutine otherwise
		229	warn Carp::longmess $_[0];
		230	Coro::terminate
		231	};
		232
		233	$SIG{__DIE__} = sub { }; #d#?
186		234
187	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	235	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
188	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	236	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
189	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	237	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
190	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	238	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
197	for my $pkg (qw(	245	for my $pkg (qw(
198	cf::global cf::attachable	246	cf::global cf::attachable
199	cf::object cf::object::player	247	cf::object cf::object::player
200	cf::client cf::player	248	cf::client cf::player
201	cf::arch cf::living	249	cf::arch cf::living
		250	cf::map cf::mapspace
202	cf::map cf::party cf::region	251	cf::party cf::region
203	)) {	252	)) {
204	no strict 'refs';
205	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	253	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
206	}	254	}
207		255
208	$Event::DIED = sub {	256	$EV::DIED = sub {
209	warn "error in event callback: @_";	257	warn "error in event callback: @_";
210	};	258	};
211		259
212	#############################################################################	260	#############################################################################
213		261
…		…
236	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	284	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
237	$d	285	$d
238	} || "[unable to dump $_[0]: '$@']";	286	} || "[unable to dump $_[0]: '$@']";
239	}	287	}
240		288
241	use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
242
243	=item $ref = cf::from_json $json	289	=item $ref = cf::decode_json $json
244		290
245	Converts a JSON string into the corresponding perl data structure.	291	Converts a JSON string into the corresponding perl data structure.
246		292
247	=item $json = cf::to_json $ref	293	=item $json = cf::encode_json $ref
248		294
249	Converts a perl data structure into its JSON representation.	295	Converts a perl data structure into its JSON representation.
		296
		297	=cut
		298
		299	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
		300
		301	sub encode_json($) { $json_coder->encode ($_[0]) }
		302	sub decode_json($) { $json_coder->decode ($_[0]) }
250		303
251	=item cf::lock_wait $string	304	=item cf::lock_wait $string
252		305
253	Wait until the given lock is available. See cf::lock_acquire.	306	Wait until the given lock is available. See cf::lock_acquire.
254		307
…		…
257	Wait until the given lock is available and then acquires it and returns	310	Wait until the given lock is available and then acquires it and returns
258	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	311	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
259	for example when the coroutine gets canceled), the lock is automatically	312	for example when the coroutine gets canceled), the lock is automatically
260	returned.	313	returned.
261		314
		315	Locks are *not* recursive, locking from the same coro twice results in a
		316	deadlocked coro.
		317
262	Lock names should begin with a unique identifier (for example, cf::map::find	318	Lock names should begin with a unique identifier (for example, cf::map::find
263	uses map_find and cf::map::load uses map_load).	319	uses map_find and cf::map::load uses map_load).
264		320
265	=item $locked = cf::lock_active $string	321	=item $locked = cf::lock_active $string
266		322
267	Return true if the lock is currently active, i.e. somebody has locked it.	323	Return true if the lock is currently active, i.e. somebody has locked it.
268		324
269	=cut	325	=cut
270		326
271	our %LOCK;	327	our %LOCK;
		328	our %LOCKER;#d#
272		329
273	sub lock_wait($) {	330	sub lock_wait($) {
274	my ($key) = @_;	331	my ($key) = @_;
		332
		333	if ($LOCKER{$key} == $Coro::current) {#d#
		334	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		335	return;#d#
		336	}#d#
275		337
276	# wait for lock, if any	338	# wait for lock, if any
277	while ($LOCK{$key}) {	339	while ($LOCK{$key}) {
278	push @{ $LOCK{$key} }, $Coro::current;	340	push @{ $LOCK{$key} }, $Coro::current;
279	Coro::schedule;	341	Coro::schedule;
…		…
285		347
286	# wait, to be sure we are not locked	348	# wait, to be sure we are not locked
287	lock_wait $key;	349	lock_wait $key;
288		350
289	$LOCK{$key} = [];	351	$LOCK{$key} = [];
		352	$LOCKER{$key} = $Coro::current;#d#
290		353
291	Coro::guard {	354	Coro::guard {
		355	delete $LOCKER{$key};#d#
292	# wake up all waiters, to be on the safe side	356	# wake up all waiters, to be on the safe side
293	$_->ready for @{ delete $LOCK{$key} };	357	$_->ready for @{ delete $LOCK{$key} };
294	}	358	}
295	}	359	}
296		360
…		…
299		363
300	! ! $LOCK{$key}	364	! ! $LOCK{$key}
301	}	365	}
302		366
303	sub freeze_mainloop {	367	sub freeze_mainloop {
304	return unless $TICK_WATCHER->is_active;	368	tick_inhibit_inc;
305		369
306	my $guard = Coro::guard {	370	Coro::guard \&tick_inhibit_dec;
307	$TICK_WATCHER->start;	371	}
		372
		373	=item cf::periodic $interval, $cb
		374
		375	Like EV::periodic, but randomly selects a starting point so that the actions
		376	get spread over timer.
		377
		378	=cut
		379
		380	sub periodic($$) {
		381	my ($interval, $cb) = @_;
		382
		383	my $start = rand List::Util::min 180, $interval;
		384
		385	EV::periodic $start, $interval, 0, $cb
		386	}
		387
		388	=item cf::get_slot $time[, $priority[, $name]]
		389
		390	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		391	This call blocks and returns only when you have at least C<$time> seconds
		392	of cpu time till the next tick. The slot is only valid till the next cede.
		393
		394	The optional C<$name> can be used to identify the job to run. It might be
		395	used for statistical purposes and should identify the same time-class.
		396
		397	Useful for short background jobs.
		398
		399	=cut
		400
		401	our @SLOT_QUEUE;
		402	our $SLOT_QUEUE;
		403
		404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		405	$SLOT_QUEUE = Coro::async {
		406	$Coro::current->desc ("timeslot manager");
		407
		408	my $signal = new Coro::Signal;
		409
		410	while () {
		411	next_job:
		412	my $avail = cf::till_tick;
		413	if ($avail > 0.01) {
		414	for (0 .. $#SLOT_QUEUE) {
		415	if ($SLOT_QUEUE[$_][0] < $avail) {
		416	my $job = splice @SLOT_QUEUE, $_, 1, ();
		417	$job->[2]->send;
		418	Coro::cede;
		419	goto next_job;
		420	}
		421	}
		422	}
		423
		424	if (@SLOT_QUEUE) {
		425	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		426	push @cf::WAIT_FOR_TICK, $signal;
		427	$signal->wait;
		428	} else {
		429	Coro::schedule;
		430	}
308	};	431	}
309	$TICK_WATCHER->stop;	432	};
310	$guard	433
		434	sub get_slot($;$$) {
		435	return if tick_inhibit || $Coro::current == $Coro::main;
		436
		437	my ($time, $pri, $name) = @_;
		438
		439	$time = $TICK * .6 if $time > $TICK * .6;
		440	my $sig = new Coro::Signal;
		441
		442	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		443	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		444	$SLOT_QUEUE->ready;
		445	$sig->wait;
311	}	446	}
312		447
313	=item cf::async { BLOCK }	448	=item cf::async { BLOCK }
314		449
315	Currently the same as Coro::async_pool, meaning you cannot use	450	Currently the same as Coro::async_pool, meaning you cannot use
…		…
320		455
321	BEGIN { *async = \&Coro::async_pool }	456	BEGIN { *async = \&Coro::async_pool }
322		457
323	=item cf::sync_job { BLOCK }	458	=item cf::sync_job { BLOCK }
324		459
325	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	460	The design of Deliantra requires that the main coroutine ($Coro::main)
326	is always able to handle events or runnable, as Crossfire TRT is only	461	is always able to handle events or runnable, as Deliantra is only
327	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	462	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
328	acceptable.	463	acceptable.
329		464
330	If it must be done, put the blocking parts into C<sync_job>. This will run	465	If it must be done, put the blocking parts into C<sync_job>. This will run
331	the given BLOCK in another coroutine while waiting for the result. The	466	the given BLOCK in another coroutine while waiting for the result. The
…		…
336		471
337	sub sync_job(&) {	472	sub sync_job(&) {
338	my ($job) = @_;	473	my ($job) = @_;
339		474
340	if ($Coro::current == $Coro::main) {	475	if ($Coro::current == $Coro::main) {
341	my $time = Event::time;	476	my $time = EV::time;
342		477
343	# this is the main coro, too bad, we have to block	478	# this is the main coro, too bad, we have to block
344	# till the operation succeeds, freezing the server :/	479	# till the operation succeeds, freezing the server :/
345		480
346	# TODO: use suspend/resume instead	481	LOG llevError, Carp::longmess "sync job";#d#
347	# (but this is cancel-safe)	482
348	my $freeze_guard = freeze_mainloop;	483	my $freeze_guard = freeze_mainloop;
349		484
350	my $busy = 1;	485	my $busy = 1;
351	my @res;	486	my @res;
352		487
353	(async {	488	(async {
		489	$Coro::current->desc ("sync job coro");
354	@res = eval { $job->() };	490	@res = eval { $job->() };
355	warn $@ if $@;	491	warn $@ if $@;
356	undef $busy;	492	undef $busy;
357	})->prio (Coro::PRIO_MAX);	493	})->prio (Coro::PRIO_MAX);
358		494
359	while ($busy) {	495	while ($busy) {
360	Coro::cede or Event::one_event;	496	if (Coro::nready) {
		497	Coro::cede_notself;
		498	} else {
		499	EV::loop EV::LOOP_ONESHOT;
361	}	500	}
		501	}
362		502
363	$time = Event::time - $time;	503	my $time = EV::time - $time;
364		504
365	LOG llevError | logBacktrace, Carp::longmess "long sync job"
366	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
367
368	$tick_start += $time; # do not account sync jobs to server load	505	$TICK_START += $time; # do not account sync jobs to server load
369		506
370	wantarray ? @res : $res[0]	507	wantarray ? @res : $res[0]
371	} else {	508	} else {
372	# we are in another coroutine, how wonderful, everything just works	509	# we are in another coroutine, how wonderful, everything just works
373		510
…		…
398	=item fork_call { }, $args	535	=item fork_call { }, $args
399		536
400	Executes the given code block with the given arguments in a seperate	537	Executes the given code block with the given arguments in a seperate
401	process, returning the results. Everything must be serialisable with	538	process, returning the results. Everything must be serialisable with
402	Coro::Storable. May, of course, block. Note that the executed sub may	539	Coro::Storable. May, of course, block. Note that the executed sub may
403	never block itself or use any form of Event handling.	540	never block itself or use any form of event handling.
404		541
405	=cut	542	=cut
406		543
407	sub fork_call(&@) {	544	sub fork_call(&@) {
408	my ($cb, @args) = @_;	545	my ($cb, @args) = @_;
409		546
410	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	547	# we seemingly have to make a local copy of the whole thing,
411	# or die "socketpair: $!";	548	# otherwise perl prematurely frees the stuff :/
412	pipe my $fh1, my $fh2	549	# TODO: investigate and fix (likely this will be rather laborious)
413	or die "pipe: $!";
414		550
415	if (my $pid = fork) {	551	my @res = Coro::Util::fork_eval {
416	close $fh2;
417
418	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
419	$res = Coro::Storable::thaw $res;
420
421	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
422
423	die $$res unless "ARRAY" eq ref $res;
424
425	return wantarray ? @$res : $res->[-1];
426	} else {
427	reset_signals;	552	reset_signals;
428	local $SIG{__WARN__};	553	&$cb
429	local $SIG{__DIE__};	554	}, @args;
430	eval {
431	close $fh1;
432		555
433	my @res = eval { $cb->(@args) };	556	wantarray ? @res : $res[-1]
434	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	557	}
435	};
436		558
437	warn $@ if $@;	559	=item $coin = coin_from_name $name
438	_exit 0;	560
439	}	561	=cut
		562
		563	our %coin_alias = (
		564	"silver" => "silvercoin",
		565	"silvercoin" => "silvercoin",
		566	"silvercoins" => "silvercoin",
		567	"gold" => "goldcoin",
		568	"goldcoin" => "goldcoin",
		569	"goldcoins" => "goldcoin",
		570	"platinum" => "platinacoin",
		571	"platinumcoin" => "platinacoin",
		572	"platinumcoins" => "platinacoin",
		573	"platina" => "platinacoin",
		574	"platinacoin" => "platinacoin",
		575	"platinacoins" => "platinacoin",
		576	"royalty" => "royalty",
		577	"royalties" => "royalty",
		578	);
		579
		580	sub coin_from_name($) {
		581	$coin_alias{$_[0]}
		582	? cf::arch::find $coin_alias{$_[0]}
		583	: undef
440	}	584	}
441		585
442	=item $value = cf::db_get $family => $key	586	=item $value = cf::db_get $family => $key
443		587
444	Returns a single value from the environment database.	588	Returns a single value from the environment database.
…		…
446	=item cf::db_put $family => $key => $value	590	=item cf::db_put $family => $key => $value
447		591
448	Stores the given C<$value> in the family. It can currently store binary	592	Stores the given C<$value> in the family. It can currently store binary
449	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	593	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
450		594
		595	=item $db = cf::db_table "name"
		596
		597	Create and/or open a new database table. The string must not be "db" and must be unique
		598	within each server.
		599
451	=cut	600	=cut
		601
		602	sub db_table($) {
		603	my ($name) = @_;
		604	my $db = BDB::db_create $DB_ENV;
		605
		606	eval {
		607	$db->set_flags (BDB::CHKSUM);
		608
		609	utf8::encode $name;
		610	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		611	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		612	cf::cleanup "db_open(db): $!" if $!;
		613	};
		614	cf::cleanup "db_open(db): $@" if $@;
		615
		616	$db
		617	}
452		618
453	our $DB;	619	our $DB;
454		620
455	sub db_init {	621	sub db_init {
456	unless ($DB) {
457	$DB = BDB::db_create $DB_ENV;
458
459	cf::sync_job {	622	cf::sync_job {
460	eval {	623	$DB ||= db_table "db";
461	$DB->set_flags (BDB::CHKSUM);
462
463	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
464	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
465	cf::cleanup "db_open(db): $!" if $!;
466	};
467	cf::cleanup "db_open(db): $@" if $@;
468	};
469	}	624	};
470	}	625	}
471		626
472	sub db_get($$) {	627	sub db_get($$) {
473	my $key = "$_[0]/$_[1]";	628	my $key = "$_[0]/$_[1]";
474		629
…		…
524	if (1) {	679	if (1) {
525	$md5 =	680	$md5 =
526	join "\x00",	681	join "\x00",
527	$processversion,	682	$processversion,
528	map {	683	map {
529	Coro::cede;	684	cf::cede_to_tick;
530	($src->[$_], Digest::MD5::md5_hex $data[$_])	685	($src->[$_], Digest::MD5::md5_hex $data[$_])
531	} 0.. $#$src;	686	} 0.. $#$src;
532		687
533		688
534	my $dbmd5 = db_get cache => "$id/md5";	689	my $dbmd5 = db_get cache => "$id/md5";
…		…
578	attach callbacks/event handlers (a collection of which is called an "attachment")	733	attach callbacks/event handlers (a collection of which is called an "attachment")
579	to it. All such attachable objects support the following methods.	734	to it. All such attachable objects support the following methods.
580		735
581	In the following description, CLASS can be any of C<global>, C<object>	736	In the following description, CLASS can be any of C<global>, C<object>
582	C<player>, C<client> or C<map> (i.e. the attachable objects in	737	C<player>, C<client> or C<map> (i.e. the attachable objects in
583	Crossfire TRT).	738	Deliantra).
584		739
585	=over 4	740	=over 4
586		741
587	=item $attachable->attach ($attachment, key => $value...)	742	=item $attachable->attach ($attachment, key => $value...)
588		743
…		…
840	";	995	";
841	die if $@;	996	die if $@;
842	}	997	}
843		998
844	our $override;	999	our $override;
845	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1000	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
846		1001
847	sub override {	1002	sub override {
848	$override = 1;	1003	$override = 1;
849	@invoke_results = ();	1004	@INVOKE_RESULTS = (@_);
850	}	1005	}
851		1006
852	sub do_invoke {	1007	sub do_invoke {
853	my $event = shift;	1008	my $event = shift;
854	my $callbacks = shift;	1009	my $callbacks = shift;
855		1010
856	@invoke_results = ();	1011	@INVOKE_RESULTS = ();
857		1012
858	local $override;	1013	local $override;
859		1014
860	for (@$callbacks) {	1015	for (@$callbacks) {
861	eval { &{$_->[1]} };	1016	eval { &{$_->[1]} };
…		…
870	}	1025	}
871		1026
872	0	1027	0
873	}	1028	}
874		1029
875	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
876		1031
877	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
878		1033
879	Generate an object-specific event with the given arguments.	1034	Generate an object-specific event with the given arguments.
880		1035
881	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1036	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
882	removed in future versions), and there is no public API to access override	1037	removed in future versions), and there is no public API to access override
883	results (if you must, access C<@cf::invoke_results> directly).	1038	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
884		1039
885	=back	1040	=back
886		1041
887	=cut	1042	=cut
888		1043
889	#############################################################################	1044	#############################################################################
890	# object support	1045	# object support
		1046
		1047	sub _object_equal($$);
		1048	sub _object_equal($$) {
		1049	my ($a, $b) = @_;
		1050
		1051	return 0 unless (ref $a) eq (ref $b);
		1052
		1053	if ("HASH" eq ref $a) {
		1054	my @ka = keys %$a;
		1055	my @kb = keys %$b;
		1056
		1057	return 0 if @ka != @kb;
		1058
		1059	for (0 .. $#ka) {
		1060	return 0 unless $ka[$_] eq $kb[$_];
		1061	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1062	}
		1063
		1064	} elsif ("ARRAY" eq ref $a) {
		1065
		1066	return 0 if @$a != @$b;
		1067
		1068	for (0 .. $#$a) {
		1069	return 0 unless _object_equal $a->[$_], $b->[$_];
		1070	}
		1071
		1072	} elsif ($a ne $b) {
		1073	return 0;
		1074	}
		1075
		1076	1
		1077	}
		1078
		1079	our $SLOW_MERGES;#d#
		1080	sub _can_merge {
		1081	my ($ob1, $ob2) = @_;
		1082
		1083	++$SLOW_MERGES;#d#
		1084
		1085	# we do the slow way here
		1086	return _object_equal $ob1, $ob2
		1087	}
891		1088
892	sub reattach {	1089	sub reattach {
893	# basically do the same as instantiate, without calling instantiate	1090	# basically do the same as instantiate, without calling instantiate
894	my ($obj) = @_;	1091	my ($obj) = @_;
895		1092
		1093	# no longer needed after getting rid of delete_package?
896	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1094	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
897		1095
898	my $registry = $obj->registry;	1096	my $registry = $obj->registry;
899		1097
900	@$registry = ();	1098	@$registry = ();
901		1099
…		…
916	cf::attachable->attach (	1114	cf::attachable->attach (
917	prio => -1000000,	1115	prio => -1000000,
918	on_instantiate => sub {	1116	on_instantiate => sub {
919	my ($obj, $data) = @_;	1117	my ($obj, $data) = @_;
920		1118
921	$data = from_json $data;	1119	$data = decode_json $data;
922		1120
923	for (@$data) {	1121	for (@$data) {
924	my ($name, $args) = @$_;	1122	my ($name, $args) = @$_;
925		1123
926	$obj->attach ($name, %{$args || {} });	1124	$obj->attach ($name, %{$args || {} });
…		…
942	sub object_freezer_save {	1140	sub object_freezer_save {
943	my ($filename, $rdata, $objs) = @_;	1141	my ($filename, $rdata, $objs) = @_;
944		1142
945	sync_job {	1143	sync_job {
946	if (length $$rdata) {	1144	if (length $$rdata) {
		1145	utf8::decode (my $decname = $filename);
947	warn sprintf "saving %s (%d,%d)\n",	1146	warn sprintf "saving %s (%d,%d)\n",
948	$filename, length $$rdata, scalar @$objs;	1147	$decname, length $$rdata, scalar @$objs;
949		1148
950	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
951	chmod SAVE_MODE, $fh;	1150	aio_chmod $fh, SAVE_MODE;
952	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
953	aio_fsync $fh if $cf::USE_FSYNC;	1152	aio_fsync $fh if $cf::USE_FSYNC;
954	close $fh;	1153	aio_close $fh;
955		1154
956	if (@$objs) {	1155	if (@$objs) {
957	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
959	my $data = Storable::nfreeze { version => 1, objs => $objs };	1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
960	aio_write $fh, 0, (length $data), $data, 0;	1159	aio_write $fh, 0, (length $data), $data, 0;
961	aio_fsync $fh if $cf::USE_FSYNC;	1160	aio_fsync $fh if $cf::USE_FSYNC;
962	close $fh;	1161	aio_close $fh;
963	aio_rename "$filename.pst~", "$filename.pst";	1162	aio_rename "$filename.pst~", "$filename.pst";
964	}	1163	}
965	} else {	1164	} else {
966	aio_unlink "$filename.pst";	1165	aio_unlink "$filename.pst";
967	}	1166	}
…		…
972	}	1171	}
973	} else {	1172	} else {
974	aio_unlink $filename;	1173	aio_unlink $filename;
975	aio_unlink "$filename.pst";	1174	aio_unlink "$filename.pst";
976	}	1175	}
977	}	1176	};
978	}	1177	}
979		1178
980	sub object_freezer_as_string {	1179	sub object_freezer_as_string {
981	my ($rdata, $objs) = @_;	1180	my ($rdata, $objs) = @_;
982		1181
…		…
994	or return;	1193	or return;
995		1194
996	unless (aio_stat "$filename.pst") {	1195	unless (aio_stat "$filename.pst") {
997	(aio_load "$filename.pst", $av) >= 0	1196	(aio_load "$filename.pst", $av) >= 0
998	or return;	1197	or return;
		1198
999	$av = eval { (Storable::thaw $av)->{objs} };	1199	my $st = eval { Coro::Storable::thaw $av };
		1200	$av = $st->{objs};
1000	}	1201	}
1001		1202
		1203	utf8::decode (my $decname = $filename);
1002	warn sprintf "loading %s (%d)\n",	1204	warn sprintf "loading %s (%d,%d)\n",
1003	$filename, length $data, scalar @{$av || []};	1205	$decname, length $data, scalar @{$av || []};
		1206
1004	return ($data, $av);	1207	($data, $av)
1005	}	1208	}
1006		1209
1007	=head2 COMMAND CALLBACKS	1210	=head2 COMMAND CALLBACKS
1008		1211
1009	=over 4	1212	=over 4
…		…
1029	push @{ $COMMAND{$name} }, [$caller, $cb];	1232	push @{ $COMMAND{$name} }, [$caller, $cb];
1030	}	1233	}
1031		1234
1032	=item cf::register_extcmd $name => \&callback($pl,$packet);	1235	=item cf::register_extcmd $name => \&callback($pl,$packet);
1033		1236
1034	Register a callback fro execution when the client sends an extcmd packet.	1237	Register a callback for execution when the client sends an (synchronous)
		1238	extcmd packet. Ext commands will be processed in the order they are
		1239	received by the server, like other user commands. The first argument is
		1240	the logged-in player. Ext commands can only be processed after a player
		1241	has logged in successfully.
1035		1242
1036	If the callback returns something, it is sent back as if reply was being	1243	If the callback returns something, it is sent back as if reply was being
1037	called.	1244	called.
1038		1245
		1246	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1247
		1248	Register a callback for execution when the client sends an (asynchronous)
		1249	exticmd packet. Exti commands are processed by the server as soon as they
		1250	are received, i.e. out of order w.r.t. other commands. The first argument
		1251	is a client socket. Exti commands can be received anytime, even before
		1252	log-in.
		1253
		1254	If the callback returns something, it is sent back as if reply was being
		1255	called.
		1256
1039	=cut	1257	=cut
1040		1258
1041	sub register_extcmd {	1259	sub register_extcmd {
1042	my ($name, $cb) = @_;	1260	my ($name, $cb) = @_;
1043		1261
1044	$EXTCMD{$name} = $cb;	1262	$EXTCMD{$name} = $cb;
		1263	}
		1264
		1265	sub register_exticmd {
		1266	my ($name, $cb) = @_;
		1267
		1268	$EXTICMD{$name} = $cb;
1045	}	1269	}
1046		1270
1047	cf::player->attach (	1271	cf::player->attach (
1048	on_command => sub {	1272	on_command => sub {
1049	my ($pl, $name, $params) = @_;	1273	my ($pl, $name, $params) = @_;
…		…
1058	cf::override;	1282	cf::override;
1059	},	1283	},
1060	on_extcmd => sub {	1284	on_extcmd => sub {
1061	my ($pl, $buf) = @_;	1285	my ($pl, $buf) = @_;
1062		1286
1063	my $msg = eval { from_json $buf };	1287	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1064		1288
1065	if (ref $msg) {	1289	if (ref $msg) {
		1290	my ($type, $reply, @payload) =
		1291	"ARRAY" eq ref $msg
		1292	? @$msg
		1293	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1294
		1295	my @reply;
		1296
1066	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1297	if (my $cb = $EXTCMD{$type}) {
1067	if (my %reply = $cb->($pl, $msg)) {	1298	@reply = $cb->($pl, @payload);
1068	$pl->ext_reply ($msg->{msgid}, %reply);
1069	}
1070	}	1299	}
		1300
		1301	$pl->ext_reply ($reply, @reply)
		1302	if $reply;
		1303
1071	} else {	1304	} else {
1072	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1305	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1073	}	1306	}
1074		1307
1075	cf::override;	1308	cf::override;
…		…
1102		1335
1103	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1336	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1104	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1337	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1105		1338
1106	$ext{source} =	1339	$ext{source} =
1107	"package $pkg; use strict; use utf8;\n"	1340	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1108	. "#line 1 \"$path\"\n{\n"	1341	. "#line 1 \"$path\"\n{\n"
1109	. $source	1342	. $source
1110	. "\n};\n1";	1343	. "\n};\n1";
1111		1344
1112	$todo{$base} = \%ext;	1345	$todo{$base} = \%ext;
…		…
1128	my $msg = $@ ? "$v->{path}: $@\n"	1361	my $msg = $@ ? "$v->{path}: $@\n"
1129	: "$v->{base}: extension inactive.\n";	1362	: "$v->{base}: extension inactive.\n";
1130		1363
1131	if (exists $v->{meta}{mandatory}) {	1364	if (exists $v->{meta}{mandatory}) {
1132	warn $msg;	1365	warn $msg;
1133	warn "mandatory extension failed to load, exiting.\n";	1366	cf::cleanup "mandatory extension failed to load, exiting.";
1134	exit 1;
1135	}	1367	}
1136		1368
1137	warn $msg;	1369	warn $msg;
1138	}	1370	}
1139		1371
…		…
1164	use Coro::AIO;	1396	use Coro::AIO;
1165		1397
1166	=head3 cf::player	1398	=head3 cf::player
1167		1399
1168	=over 4	1400	=over 4
		1401
		1402	=item cf::player::num_playing
		1403
		1404	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1405
		1406	=cut
		1407
		1408	sub num_playing {
		1409	scalar grep
		1410	$_->ob->map
		1411	&& !$_->hidden
		1412	&& !$_->ob->flag (cf::FLAG_WIZ),
		1413	cf::player::list
		1414	}
1169		1415
1170	=item cf::player::find $login	1416	=item cf::player::find $login
1171		1417
1172	Returns the given player object, loading it if necessary (might block).	1418	Returns the given player object, loading it if necessary (might block).
1173		1419
…		…
1209	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1455	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1210	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1456	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1211	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1457	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1212	aio_unlink +(playerdir $login) . "/$login.pl";	1458	aio_unlink +(playerdir $login) . "/$login.pl";
1213		1459
1214	my $pl = load_pl path $login	1460	my $f = new_from_file cf::object::thawer path $login
1215	or return;	1461	or return;
		1462
		1463	my $pl = cf::player::load_pl $f
		1464	or return;
		1465
		1466	local $cf::PLAYER_LOADING{$login} = $pl;
		1467	$f->resolve_delayed_derefs;
1216	$cf::PLAYER{$login} = $pl	1468	$cf::PLAYER{$login} = $pl
1217	}	1469	}
1218	}	1470	}
1219	}	1471	}
1220		1472
…		…
1229	return if $pl->{deny_save};	1481	return if $pl->{deny_save};
1230		1482
1231	aio_mkdir playerdir $pl, 0770;	1483	aio_mkdir playerdir $pl, 0770;
1232	$pl->{last_save} = $cf::RUNTIME;	1484	$pl->{last_save} = $cf::RUNTIME;
1233		1485
		1486	cf::get_slot 0.01;
		1487
1234	$pl->save_pl ($path);	1488	$pl->save_pl ($path);
1235	Coro::cede;	1489	cf::cede_to_tick;
1236	}	1490	}
1237		1491
1238	sub new($) {	1492	sub new($) {
1239	my ($login) = @_;	1493	my ($login) = @_;
1240		1494
…		…
1246	$cf::PLAYER{$login} = $self;	1500	$cf::PLAYER{$login} = $self;
1247		1501
1248	$self	1502	$self
1249	}	1503	}
1250		1504
		1505	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1506
		1507	=cut
		1508
		1509	sub send_msg {
		1510	my $ns = shift->ns
		1511	or return;
		1512	$ns->send_msg (@_);
		1513	}
		1514
1251	=item $pl->quit_character	1515	=item $pl->quit_character
1252		1516
1253	Nukes the player without looking back. If logged in, the connection will	1517	Nukes the player without looking back. If logged in, the connection will
1254	be destroyed. May block for a long time.	1518	be destroyed. May block for a long time.
1255		1519
…		…
1263	$pl->{deny_save} = 1;	1527	$pl->{deny_save} = 1;
1264	$pl->password ("*"); # this should lock out the player until we nuked the dir	1528	$pl->password ("*"); # this should lock out the player until we nuked the dir
1265		1529
1266	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1530	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1267	$pl->deactivate;	1531	$pl->deactivate;
		1532	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1533	$pl->ob->check_score;
1268	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1534	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1269	$pl->ns->destroy if $pl->ns;	1535	$pl->ns->destroy if $pl->ns;
1270		1536
1271	my $path = playerdir $pl;	1537	my $path = playerdir $pl;
1272	my $temp = "$path~$cf::RUNTIME~deleting~";	1538	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1308	or return [];	1574	or return [];
1309		1575
1310	my @logins;	1576	my @logins;
1311		1577
1312	for my $login (@$dirs) {	1578	for my $login (@$dirs) {
		1579	my $path = path $login;
		1580
		1581	# a .pst is a dead give-away for a valid player
		1582	# if no pst file found, open and chekc for blocked users
		1583	if (aio_stat "$path.pst") {
1313	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1584	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1314	aio_read $fh, 0, 512, my $buf, 0 or next;	1585	aio_read $fh, 0, 512, my $buf, 0 or next;
1315	$buf !~ /^password -------------$/m or next; # official not-valid tag	1586	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1587	}
1316		1588
1317	utf8::decode $login;	1589	utf8::decode $login;
1318	push @logins, $login;	1590	push @logins, $login;
1319	}	1591	}
1320		1592
…		…
1354	Expand crossfire pod fragments into protocol xml.	1626	Expand crossfire pod fragments into protocol xml.
1355		1627
1356	=cut	1628	=cut
1357		1629
1358	sub expand_cfpod {	1630	sub expand_cfpod {
1359	((my $self), (local $_)) = @_;	1631	my ($self, $pod) = @_;
1360		1632
1361	# escape & and <	1633	my @nest = [qr<\G$>, undef, ""];
1362	s/&/&amp;/g;	1634	my $xml;
1363	s/(?<![BIUGH])</&lt;/g;
1364		1635
1365	# this is buggy, it needs to properly take care of nested <'s	1636	for ($pod) {
		1637	while () {
		1638	if (/\G( (?: [^BCEGHITUZ&>\n\ ]+ | [BCEGHITUZ](?!<) | \ (?!>) )+ )/xgcs) {
		1639	$xml .= $1;
		1640	} elsif (/\G\n(?=\S)/xgcs) {
		1641	$xml .= " ";
		1642	} elsif (/\G\n/xgcs) {
		1643	$xml .= "\n";
		1644	} elsif (/\G ([BCEGHITUZ]) (< (?: <+\ | (?!<) ) )/xgcs) {
		1645	my ($code, $delim) = ($1, scalar reverse $2);
		1646	$delim =~ y/</>/; # delim now contains the stop sequence
		1647	$delim = qr{\G\Q$delim};
1366		1648
1367	1 while	1649	my $cb;
1368	# replace B<>, I<>, U<> etc.	1650
1369	s/B<([^\>]*)>/<b>$1<\/b>/	1651	if ($code eq "B") {
1370	|| s/I<([^\>]*)>/<i>$1<\/i>/	1652	$cb = sub { "<b>$_[0]</b>" };
1371	|| s/U<([^\>]*)>/<u>$1<\/u>/	1653	} elsif ($code eq "C") {
1372	# replace G<male|female> tags	1654	$cb = sub { "<tt>$_[0]</tt>" };
1373	|| s{G<([^>|]*)\|([^>]*)>}{	1655	} elsif ($code eq "E") {
1374	$self->gender ? $2 : $1	1656	$cb = sub { warn "E<$_[0]>\n";"&$_[0];" };
		1657	} elsif ($code eq "G") {
		1658	$cb = sub {
		1659	my ($male, $female) = split /\|/, $_[0];
		1660	$self->gender ? $female : $male
		1661	};
		1662	} elsif ($code eq "H") {
		1663	$cb = sub {
		1664	(
		1665	"<fg name=\"lightblue\">[$_[0] (Use hintmode to suppress hints)]</fg>",
		1666	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
		1667	"",
		1668	)[$self->{hintmode}];
		1669	};
		1670	} elsif ($code eq "I") {
		1671	$cb = sub { "<i>$_[0]</i>" };
		1672	} elsif ($code eq "T") {
		1673	$cb = sub { "<big><b>$_[0]</b></big>" };
		1674	} elsif ($code eq "U") {
		1675	$cb = sub { "<u>$_[0]</u>" };
		1676	} elsif ($code eq "Z") {
		1677	$cb = sub { };
		1678	} else {
		1679	die "FATAL error in expand_cfpod";
		1680	}
		1681
		1682	push @nest, [$delim, $cb, $xml];
		1683	undef $xml;
		1684
		1685	} elsif ($_ =~ /$nest[-1][0]/gcs) {
		1686	my $nest = pop @nest;
		1687
		1688	if ($nest->[1]) {
		1689	$xml = $nest->[2] . $nest->[1]->($xml);
		1690	} else {
		1691	last;
		1692	}
		1693	} elsif (/\G</xgcs) {
		1694	$xml .= "&lt;";
		1695	} elsif (/\G&/xgcs) {
		1696	$xml .= "&amp;";
		1697	} elsif (/\G>/xgcs) {
		1698	$xml .= ">";
		1699	} else {
		1700	if ($pod =~ /\G(.+)/xgcs) {
		1701	warn "parse error (at $1)($nest[-1][0]) while expanding cfpod:\n$pod";
		1702	last;
		1703	} else {
		1704	warn "parse error (unclosed interior sequence at end of cfpod) while expanding cfpod:\n$pod";
		1705	return "<b>Sorry, the server encountered an internal error when formatting this message, please report this.</b>";
		1706	}
		1707	}
1375	}ge	1708	}
1376	# replace H<hint text>	1709	}
1377	|| s/H<([^\>]*)>/<fg name="lightblue">[$1]<\/fg>/g;
1378		1710
1379	# create single paragraphs (very hackish)	1711	$xml
1380	s/(?<=\S)\n(?=\w)/ /g;
1381
1382	$_
1383	}	1712	}
1384		1713
		1714	sub hintmode {
		1715	$_[0]{hintmode} = $_[1] if @_ > 1;
		1716	$_[0]{hintmode}
		1717	}
		1718
1385	=item $player->ext_reply ($msgid, %msg)	1719	=item $player->ext_reply ($msgid, @msg)
1386		1720
1387	Sends an ext reply to the player.	1721	Sends an ext reply to the player.
1388		1722
1389	=cut	1723	=cut
1390		1724
1391	sub ext_reply($$%) {	1725	sub ext_reply($$@) {
1392	my ($self, $id, %msg) = @_;	1726	my ($self, $id, @msg) = @_;
1393		1727
1394	$msg{msgid} = $id;	1728	$self->ns->ext_reply ($id, @msg)
1395
1396	$self->send ("ext " . cf::to_json \%msg);
1397	}	1729	}
1398		1730
1399	=item $player->ext_event ($type, %msg)	1731	=item $player->ext_msg ($type, @msg)
1400		1732
1401	Sends an ext event to the client.	1733	Sends an ext event to the client.
1402		1734
1403	=cut	1735	=cut
1404		1736
1405	sub ext_event($$%) {	1737	sub ext_msg($$@) {
1406	my ($self, $type, %msg) = @_;	1738	my ($self, $type, @msg) = @_;
1407		1739
1408	$self->ns->ext_event ($type, %msg);	1740	$self->ns->ext_msg ($type, @msg);
1409	}	1741	}
1410		1742
1411	=head3 cf::region	1743	=head3 cf::region
1412		1744
1413	=over 4	1745	=over 4
…		…
1426	my ($path) = @_;	1758	my ($path) = @_;
1427		1759
1428	my ($match, $specificity);	1760	my ($match, $specificity);
1429		1761
1430	for my $region (list) {	1762	for my $region (list) {
1431	if ($region->match && $path =~ $region->match) {	1763	if ($region->{match} && $path =~ $region->{match}) {
1432	($match, $specificity) = ($region, $region->specificity)	1764	($match, $specificity) = ($region, $region->specificity)
1433	if $region->specificity > $specificity;	1765	if $region->specificity > $specificity;
1434	}	1766	}
1435	}	1767	}
1436		1768
…		…
1457	our $MAX_RESET = 3600;	1789	our $MAX_RESET = 3600;
1458	our $DEFAULT_RESET = 3000;	1790	our $DEFAULT_RESET = 3000;
1459		1791
1460	sub generate_random_map {	1792	sub generate_random_map {
1461	my ($self, $rmp) = @_;	1793	my ($self, $rmp) = @_;
		1794
		1795	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1796
1462	# mit "rum" bekleckern, nicht	1797	# mit "rum" bekleckern, nicht
1463	$self->_create_random_map (	1798	$self->_create_random_map (
1464	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1799	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1465	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1800	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1466	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1801	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1556	$self->init; # pass $1 etc.	1891	$self->init; # pass $1 etc.
1557	return $self;	1892	return $self;
1558	}	1893	}
1559	}	1894	}
1560		1895
1561	Carp::carp "unable to resolve path '$path' (base '$base').";	1896	Carp::cluck "unable to resolve path '$path' (base '$base').";
1562	()	1897	()
1563	}	1898	}
1564		1899
1565	sub init {	1900	sub init {
1566	my ($self) = @_;	1901	my ($self) = @_;
…		…
1588		1923
1589	# the temporary/swap location	1924	# the temporary/swap location
1590	sub save_path {	1925	sub save_path {
1591	my ($self) = @_;	1926	my ($self) = @_;
1592		1927
1593	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1594	"$TMPDIR/$path.map"	1929	"$TMPDIR/$path.map"
1595	}	1930	}
1596		1931
1597	# the unique path, undef == no special unique path	1932	# the unique path, undef == no special unique path
1598	sub uniq_path {	1933	sub uniq_path {
1599	my ($self) = @_;	1934	my ($self) = @_;
1600		1935
1601	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1936	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1602	"$UNIQUEDIR/$path"	1937	"$UNIQUEDIR/$path"
1603	}	1938	}
1604		1939
1605	# and all this just because we cannot iterate over	1940	# and all this just because we cannot iterate over
1606	# all maps in C++...	1941	# all maps in C++...
…		…
1629		1964
1630	sub load_header_from($) {	1965	sub load_header_from($) {
1631	my ($self, $path) = @_;	1966	my ($self, $path) = @_;
1632		1967
1633	utf8::encode $path;	1968	utf8::encode $path;
1634	#aio_open $path, O_RDONLY, 0	1969	my $f = new_from_file cf::object::thawer $path
1635	# or return;
1636
1637	$self->_load_header ($path)
1638	or return;	1970	or return;
		1971
		1972	$self->_load_header ($f)
		1973	or return;
		1974
		1975	local $MAP_LOADING{$self->{path}} = $self;
		1976	$f->resolve_delayed_derefs;
1639		1977
1640	$self->{load_path} = $path;	1978	$self->{load_path} = $path;
1641		1979
1642	1	1980	1
1643	}	1981	}
…		…
1697	sub find {	2035	sub find {
1698	my ($path, $origin) = @_;	2036	my ($path, $origin) = @_;
1699		2037
1700	$path = normalise $path, $origin && $origin->path;	2038	$path = normalise $path, $origin && $origin->path;
1701		2039
		2040	cf::lock_wait "map_data:$path";#d#remove
1702	cf::lock_wait "map_find:$path";	2041	cf::lock_wait "map_find:$path";
1703		2042
1704	$cf::MAP{$path} || do {	2043	$cf::MAP{$path} || do {
		2044	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1705	my $guard = cf::lock_acquire "map_find:$path";	2045	my $guard2 = cf::lock_acquire "map_find:$path";
		2046
1706	my $map = new_from_path cf::map $path	2047	my $map = new_from_path cf::map $path
1707	or return;	2048	or return;
1708		2049
1709	$map->{last_save} = $cf::RUNTIME;	2050	$map->{last_save} = $cf::RUNTIME;
1710		2051
…		…
1712	or return;	2053	or return;
1713		2054
1714	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2055	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1715	# doing this can freeze the server in a sync job, obviously	2056	# doing this can freeze the server in a sync job, obviously
1716	#$cf::WAIT_FOR_TICK->wait;	2057	#$cf::WAIT_FOR_TICK->wait;
		2058	undef $guard2;
		2059	undef $guard1;
1717	$map->reset;	2060	$map->reset;
1718	undef $guard;
1719	return find $path;	2061	return find $path;
1720	}	2062	}
1721		2063
1722	$cf::MAP{$path} = $map	2064	$cf::MAP{$path} = $map
1723	}	2065	}
…		…
1732	local $self->{deny_reset} = 1; # loading can take a long time	2074	local $self->{deny_reset} = 1; # loading can take a long time
1733		2075
1734	my $path = $self->{path};	2076	my $path = $self->{path};
1735		2077
1736	{	2078	{
1737	my $guard = cf::lock_acquire "map_load:$path";	2079	my $guard = cf::lock_acquire "map_data:$path";
1738		2080
		2081	return unless $self->valid;
1739	return if $self->in_memory != cf::MAP_SWAPPED;	2082	return unless $self->in_memory == cf::MAP_SWAPPED;
1740		2083
1741	$self->in_memory (cf::MAP_LOADING);	2084	$self->in_memory (cf::MAP_LOADING);
1742		2085
1743	$self->alloc;	2086	$self->alloc;
1744		2087
1745	$self->pre_load;	2088	$self->pre_load;
1746	Coro::cede;	2089	cf::cede_to_tick;
1747		2090
		2091	my $f = new_from_file cf::object::thawer $self->{load_path};
		2092	$f->skip_block;
1748	$self->_load_objects ($self->{load_path}, 1)	2093	$self->_load_objects ($f)
1749	or return;	2094	or return;
1750		2095
1751	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2096	$self->post_load_original
1752	if delete $self->{load_original};	2097	if delete $self->{load_original};
1753		2098
1754	if (my $uniq = $self->uniq_path) {	2099	if (my $uniq = $self->uniq_path) {
1755	utf8::encode $uniq;	2100	utf8::encode $uniq;
1756	if (aio_open $uniq, O_RDONLY, 0) {	2101	unless (aio_stat $uniq) {
		2102	if (my $f = new_from_file cf::object::thawer $uniq) {
1757	$self->clear_unique_items;	2103	$self->clear_unique_items;
1758	$self->_load_objects ($uniq, 0);	2104	$self->_load_objects ($f);
		2105	$f->resolve_delayed_derefs;
		2106	}
1759	}	2107	}
1760	}	2108	}
1761		2109
1762	Coro::cede;	2110	$f->resolve_delayed_derefs;
		2111
		2112	cf::cede_to_tick;
1763	# now do the right thing for maps	2113	# now do the right thing for maps
1764	$self->link_multipart_objects;	2114	$self->link_multipart_objects;
1765	$self->difficulty ($self->estimate_difficulty)	2115	$self->difficulty ($self->estimate_difficulty)
1766	unless $self->difficulty;	2116	unless $self->difficulty;
1767	Coro::cede;	2117	cf::cede_to_tick;
1768		2118
1769	unless ($self->{deny_activate}) {	2119	unless ($self->{deny_activate}) {
1770	$self->decay_objects;	2120	$self->decay_objects;
1771	$self->fix_auto_apply;	2121	$self->fix_auto_apply;
1772	$self->update_buttons;	2122	$self->update_buttons;
1773	Coro::cede;	2123	cf::cede_to_tick;
1774	$self->set_darkness_map;	2124	$self->set_darkness_map;
1775	Coro::cede;	2125	cf::cede_to_tick;
1776	$self->activate;	2126	$self->activate;
1777	}	2127	}
1778		2128
		2129	$self->{last_save} = $cf::RUNTIME;
		2130	$self->last_access ($cf::RUNTIME);
		2131
1779	$self->in_memory (cf::MAP_IN_MEMORY);	2132	$self->in_memory (cf::MAP_ACTIVE);
1780	}	2133	}
1781		2134
1782	$self->post_load;	2135	$self->post_load;
1783	}	2136	}
1784		2137
…		…
1793		2146
1794	$self	2147	$self
1795	}	2148	}
1796		2149
1797	# find and load all maps in the 3x3 area around a map	2150	# find and load all maps in the 3x3 area around a map
1798	sub load_diag {	2151	sub load_neighbours {
1799	my ($map) = @_;	2152	my ($map) = @_;
1800		2153
1801	my @diag; # diagonal neighbours	2154	my @neigh; # diagonal neighbours
1802		2155
1803	for (0 .. 3) {	2156	for (0 .. 3) {
1804	my $neigh = $map->tile_path ($_)	2157	my $neigh = $map->tile_path ($_)
1805	or next;	2158	or next;
1806	$neigh = find $neigh, $map	2159	$neigh = find $neigh, $map
1807	or next;	2160	or next;
1808	$neigh->load;	2161	$neigh->load;
1809		2162
		2163	push @neigh,
1810	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2164	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1811	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2165	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1812	}	2166	}
1813		2167
1814	for (@diag) {	2168	for (grep defined $_->[0], @neigh) {
		2169	my ($path, $origin) = @$_;
1815	my $neigh = find @$_	2170	my $neigh = find $path, $origin
1816	or next;	2171	or next;
1817	$neigh->load;	2172	$neigh->load;
1818	}	2173	}
1819	}	2174	}
1820		2175
…		…
1825	}	2180	}
1826		2181
1827	sub do_load_sync {	2182	sub do_load_sync {
1828	my ($map) = @_;	2183	my ($map) = @_;
1829		2184
		2185	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2186	if $Coro::current == $Coro::main;
		2187
1830	cf::sync_job { $map->load };	2188	cf::sync_job { $map->load };
1831	}	2189	}
1832		2190
1833	our %MAP_PREFETCH;	2191	our %MAP_PREFETCH;
1834	our $MAP_PREFETCHER = undef;	2192	our $MAP_PREFETCHER = undef;
1835		2193
1836	sub find_async {	2194	sub find_async {
1837	my ($path, $origin) = @_;	2195	my ($path, $origin, $load) = @_;
1838		2196
1839	$path = normalise $path, $origin && $origin->{path};	2197	$path = normalise $path, $origin && $origin->{path};
1840		2198
1841	if (my $map = $cf::MAP{$path}) {	2199	if (my $map = $cf::MAP{$path}) {
1842	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2200	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1843	}	2201	}
1844		2202
1845	undef $MAP_PREFETCH{$path};	2203	$MAP_PREFETCH{$path} |= $load;
		2204
1846	$MAP_PREFETCHER ||= cf::async {	2205	$MAP_PREFETCHER ||= cf::async {
		2206	$Coro::current->{desc} = "map prefetcher";
		2207
1847	while (%MAP_PREFETCH) {	2208	while (%MAP_PREFETCH) {
1848	for my $path (keys %MAP_PREFETCH) {	2209	while (my ($k, $v) = each %MAP_PREFETCH) {
1849	my $map = find $path	2210	if (my $map = find $k) {
1850	or next;
1851	$map->load;	2211	$map->load if $v;
		2212	}
1852		2213
1853	delete $MAP_PREFETCH{$path};	2214	delete $MAP_PREFETCH{$k};
1854	}	2215	}
1855	}	2216	}
1856	undef $MAP_PREFETCHER;	2217	undef $MAP_PREFETCHER;
1857	};	2218	};
1858	$MAP_PREFETCHER->prio (6);	2219	$MAP_PREFETCHER->prio (6);
…		…
1861	}	2222	}
1862		2223
1863	sub save {	2224	sub save {
1864	my ($self) = @_;	2225	my ($self) = @_;
1865		2226
1866	my $lock = cf::lock_acquire "map_data:" . $self->path;	2227	my $lock = cf::lock_acquire "map_data:$self->{path}";
1867		2228
1868	$self->{last_save} = $cf::RUNTIME;	2229	$self->{last_save} = $cf::RUNTIME;
1869		2230
1870	return unless $self->dirty;	2231	return unless $self->dirty;
1871		2232
…		…
1877	return if $self->{deny_save};	2238	return if $self->{deny_save};
1878		2239
1879	local $self->{last_access} = $self->last_access;#d#	2240	local $self->{last_access} = $self->last_access;#d#
1880		2241
1881	cf::async {	2242	cf::async {
		2243	$Coro::current->{desc} = "map player save";
1882	$_->contr->save for $self->players;	2244	$_->contr->save for $self->players;
1883	};	2245	};
		2246
		2247	cf::get_slot 0.02;
1884		2248
1885	if ($uniq) {	2249	if ($uniq) {
1886	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2250	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1887	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2251	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1888	} else {	2252	} else {
…		…
1894	my ($self) = @_;	2258	my ($self) = @_;
1895		2259
1896	# save first because save cedes	2260	# save first because save cedes
1897	$self->save;	2261	$self->save;
1898		2262
1899	my $lock = cf::lock_acquire "map_data:" . $self->path;	2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
1900		2264
1901	return if $self->players;	2265	return if $self->players;
1902	return if $self->in_memory != cf::MAP_IN_MEMORY;	2266	return if $self->in_memory != cf::MAP_ACTIVE;
1903	return if $self->{deny_save};	2267	return if $self->{deny_save};
1904		2268
		2269	$self->in_memory (cf::MAP_SWAPPED);
		2270
		2271	$self->deactivate;
		2272	$_->clear_links_to ($self) for values %cf::MAP;
1905	$self->clear;	2273	$self->clear;
1906	$self->in_memory (cf::MAP_SWAPPED);
1907	}	2274	}
1908		2275
1909	sub reset_at {	2276	sub reset_at {
1910	my ($self) = @_;	2277	my ($self) = @_;
1911		2278
…		…
1943	if $uniq;	2310	if $uniq;
1944	}	2311	}
1945		2312
1946	delete $cf::MAP{$self->path};	2313	delete $cf::MAP{$self->path};
1947		2314
		2315	$self->deactivate;
		2316	$_->clear_links_to ($self) for values %cf::MAP;
1948	$self->clear;	2317	$self->clear;
1949
1950	$_->clear_links_to ($self) for values %cf::MAP;
1951		2318
1952	$self->unlink_save;	2319	$self->unlink_save;
1953	$self->destroy;	2320	$self->destroy;
1954	}	2321	}
1955		2322
1956	my $nuke_counter = "aaaa";	2323	my $nuke_counter = "aaaa";
1957		2324
1958	sub nuke {	2325	sub nuke {
1959	my ($self) = @_;	2326	my ($self) = @_;
1960		2327
		2328	{
		2329	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2330
1961	delete $cf::MAP{$self->path};	2331	delete $cf::MAP{$self->path};
1962		2332
1963	$self->unlink_save;	2333	$self->unlink_save;
1964		2334
1965	bless $self, "cf::map";	2335	bless $self, "cf::map";
1966	delete $self->{deny_reset};	2336	delete $self->{deny_reset};
1967	$self->{deny_save} = 1;	2337	$self->{deny_save} = 1;
1968	$self->reset_timeout (1);	2338	$self->reset_timeout (1);
1969	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2339	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1970		2340
1971	$cf::MAP{$self->path} = $self;	2341	$cf::MAP{$self->path} = $self;
		2342	}
1972		2343
1973	$self->reset; # polite request, might not happen	2344	$self->reset; # polite request, might not happen
1974	}	2345	}
1975		2346
1976	=item $maps = cf::map::tmp_maps	2347	=item $maps = cf::map::tmp_maps
…		…
2018		2389
2019	sub unique_maps() {	2390	sub unique_maps() {
2020	[	2391	[
2021	map {	2392	map {
2022	utf8::decode $_;	2393	utf8::decode $_;
2023	/\.map$/	2394	s/\.map$//; # TODO future compatibility hack
		2395	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2396	? ()
2024	? normalise $_	2397	: normalise $_
2025	: ()
2026	} @{ aio_readdir $UNIQUEDIR or [] }	2398	} @{ aio_readdir $UNIQUEDIR or [] }
2027	]	2399	]
2028	}	2400	}
2029		2401
2030	package cf;
2031
2032	=back	2402	=back
2033		2403
2034	=head3 cf::object	2404	=head3 cf::object
2035		2405
2036	=cut	2406	=cut
…		…
2039		2409
2040	=over 4	2410	=over 4
2041		2411
2042	=item $ob->inv_recursive	2412	=item $ob->inv_recursive
2043		2413
2044	Returns the inventory of the object _and_ their inventories, recursively.	2414	Returns the inventory of the object I<and> their inventories, recursively,
		2415	but I<not> the object itself.
2045		2416
2046	=cut	2417	=cut
2047		2418
2048	sub inv_recursive_;	2419	sub inv_recursive_;
2049	sub inv_recursive_ {	2420	sub inv_recursive_ {
…		…
2052		2423
2053	sub inv_recursive {	2424	sub inv_recursive {
2054	inv_recursive_ inv $_[0]	2425	inv_recursive_ inv $_[0]
2055	}	2426	}
2056		2427
		2428	=item $ref = $ob->ref
		2429
		2430	Creates and returns a persistent reference to an object that can be stored as a string.
		2431
		2432	=item $ob = cf::object::deref ($refstring)
		2433
		2434	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2435	even if the object actually exists. May block.
		2436
		2437	=cut
		2438
		2439	sub deref {
		2440	my ($ref) = @_;
		2441
		2442	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2443	my ($uuid, $name) = ($1, $2);
		2444	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2445	or return;
		2446	$pl->ob->uuid eq $uuid
		2447	or return;
		2448
		2449	$pl->ob
		2450	} else {
		2451	warn "$ref: cannot resolve object reference\n";
		2452	undef
		2453	}
		2454	}
		2455
2057	package cf;	2456	package cf;
2058		2457
2059	=back	2458	=back
2060		2459
2061	=head3 cf::object::player	2460	=head3 cf::object::player
…		…
2067	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2466	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2068	can be C<undef>. Does the right thing when the player is currently in a	2467	can be C<undef>. Does the right thing when the player is currently in a
2069	dialogue with the given NPC character.	2468	dialogue with the given NPC character.
2070		2469
2071	=cut	2470	=cut
		2471
		2472	our $SAY_CHANNEL = {
		2473	id => "say",
		2474	title => "Map",
		2475	reply => "say ",
		2476	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2477	};
		2478
		2479	our $CHAT_CHANNEL = {
		2480	id => "chat",
		2481	title => "Chat",
		2482	reply => "chat ",
		2483	tooltip => "Player chat and shouts, global to the server.",
		2484	};
2072		2485
2073	# rough implementation of a future "reply" method that works	2486	# rough implementation of a future "reply" method that works
2074	# with dialog boxes.	2487	# with dialog boxes.
2075	#TODO: the first argument must go, split into a $npc->reply_to ( method	2488	#TODO: the first argument must go, split into a $npc->reply_to ( method
2076	sub cf::object::player::reply($$$;$) {	2489	sub cf::object::player::reply($$$;$) {
…		…
2083		2496
2084	} else {	2497	} else {
2085	my $pl = $self->contr;	2498	my $pl = $self->contr;
2086		2499
2087	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2500	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2088	my $diag = $pl->{npc_dialog};	2501	my $dialog = $pl->{npc_dialog};
2089	$diag->{pl}->ext_reply (	2502	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2090	$diag->{id},
2091	msgtype => "reply",
2092	msg => $diag->{pl}->expand_cfpod ($msg),
2093	add_topics => []
2094	);
2095		2503
2096	} else {	2504	} else {
2097	$msg = $npc->name . " says: $msg" if $npc;	2505	$msg = $npc->name . " says: $msg" if $npc;
2098	$self->message ($msg, $flags);	2506	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2099	}	2507	}
2100	}	2508	}
		2509	}
		2510
		2511	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2512
		2513	=cut
		2514
		2515	sub cf::object::send_msg {
		2516	my $pl = shift->contr
		2517	or return;
		2518	$pl->send_msg (@_);
2101	}	2519	}
2102		2520
2103	=item $player_object->may ("access")	2521	=item $player_object->may ("access")
2104		2522
2105	Returns wether the given player is authorized to access resource "access"	2523	Returns wether the given player is authorized to access resource "access"
…		…
2184	# use -1 or undef as default coordinates, not 0, 0	2602	# use -1 or undef as default coordinates, not 0, 0
2185	($x, $y) = ($map->enter_x, $map->enter_y)	2603	($x, $y) = ($map->enter_x, $map->enter_y)
2186	if $x <=0 && $y <= 0;	2604	if $x <=0 && $y <= 0;
2187		2605
2188	$map->load;	2606	$map->load;
2189	$map->load_diag;	2607	$map->load_neighbours;
2190		2608
2191	return unless $self->contr->active;	2609	return unless $self->contr->active;
2192	$self->activate_recursive;	2610	$self->activate_recursive;
2193		2611
2194	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2612	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2195	$self->enter_map ($map, $x, $y);	2613	$self->enter_map ($map, $x, $y);
2196	}	2614	}
2197		2615
2198	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2616	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2199		2617
2200	Moves the player to the given map-path and coordinates by first freezing	2618	Moves the player to the given map-path and coordinates by first freezing
2201	her, loading and preparing them map, calling the provided $check callback	2619	her, loading and preparing them map, calling the provided $check callback
2202	that has to return the map if sucecssful, and then unfreezes the player on	2620	that has to return the map if sucecssful, and then unfreezes the player on
2203	the new (success) or old (failed) map position.	2621	the new (success) or old (failed) map position. In either case, $done will
		2622	be called at the end of this process.
		2623
		2624	Note that $check will be called with a potentially non-loaded map, so if
		2625	it needs a loaded map it has to call C<< ->load >>.
2204		2626
2205	=cut	2627	=cut
2206		2628
2207	our $GOTOGEN;	2629	our $GOTOGEN;
2208		2630
2209	sub cf::object::player::goto {	2631	sub cf::object::player::goto {
2210	my ($self, $path, $x, $y, $check) = @_;	2632	my ($self, $path, $x, $y, $check, $done) = @_;
2211		2633
2212	# do generation counting so two concurrent goto's will be executed in-order	2634	# do generation counting so two concurrent goto's will be executed in-order
2213	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2635	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2214		2636
2215	$self->enter_link;	2637	$self->enter_link;
2216		2638
2217	(async {	2639	(async {
		2640	$Coro::current->{desc} = "player::goto $path $x $y";
		2641
		2642	# *tag paths override both path and x|y
		2643	if ($path =~ /^\*(.*)$/) {
		2644	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2645	my $ob = $obs[rand @obs];
		2646
		2647	# see if we actually can go there
		2648	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2649	$ob = $obs[rand @obs];
		2650	} else {
		2651	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2652	}
		2653	# else put us there anyways for now #d#
		2654
		2655	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2656	} else {
		2657	($path, $x, $y) = (undef, undef, undef);
		2658	}
		2659	}
		2660
2218	my $map = eval {	2661	my $map = eval {
2219	my $map = cf::map::find $path;	2662	my $map = defined $path ? cf::map::find $path : undef;
2220		2663
2221	if ($map) {	2664	if ($map) {
2222	$map = $map->customise_for ($self);	2665	$map = $map->customise_for ($self);
2223	$map = $check->($map) if $check && $map;	2666	$map = $check->($map) if $check && $map;
2224	} else {	2667	} else {
2225	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2668	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2226	}	2669	}
2227		2670
2228	$map	2671	$map
2229	};	2672	};
2230		2673
…		…
2235		2678
2236	if ($gen == $self->{_goto_generation}) {	2679	if ($gen == $self->{_goto_generation}) {
2237	delete $self->{_goto_generation};	2680	delete $self->{_goto_generation};
2238	$self->leave_link ($map, $x, $y);	2681	$self->leave_link ($map, $x, $y);
2239	}	2682	}
		2683
		2684	$done->() if $done;
2240	})->prio (1);	2685	})->prio (1);
2241	}	2686	}
2242		2687
2243	=item $player_object->enter_exit ($exit_object)	2688	=item $player_object->enter_exit ($exit_object)
2244		2689
…		…
2264	}	2709	}
2265		2710
2266	sub prepare_random_map {	2711	sub prepare_random_map {
2267	my ($exit) = @_;	2712	my ($exit) = @_;
2268		2713
2269	my $guard = cf::lock_acquire "exit_prepare:$exit";
2270
2271	# all this does is basically replace the /! path by	2714	# all this does is basically replace the /! path by
2272	# a new random map path (?random/...) with a seed	2715	# a new random map path (?random/...) with a seed
2273	# that depends on the exit object	2716	# that depends on the exit object
2274		2717
2275	my $rmp = parse_random_map_params $exit->msg;	2718	my $rmp = parse_random_map_params $exit->msg;
…		…
2277	if ($exit->map) {	2720	if ($exit->map) {
2278	$rmp->{region} = $exit->region->name;	2721	$rmp->{region} = $exit->region->name;
2279	$rmp->{origin_map} = $exit->map->path;	2722	$rmp->{origin_map} = $exit->map->path;
2280	$rmp->{origin_x} = $exit->x;	2723	$rmp->{origin_x} = $exit->x;
2281	$rmp->{origin_y} = $exit->y;	2724	$rmp->{origin_y} = $exit->y;
		2725
		2726	$exit->map->touch;
2282	}	2727	}
2283		2728
2284	$rmp->{random_seed} ||= $exit->random_seed;	2729	$rmp->{random_seed} ||= $exit->random_seed;
2285		2730
2286	my $data = cf::to_json $rmp;	2731	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2287	my $md5 = Digest::MD5::md5_hex $data;	2732	my $md5 = Digest::MD5::md5_hex $data;
2288	my $meta = "$RANDOMDIR/$md5.meta";	2733	my $meta = "$RANDOMDIR/$md5.meta";
2289		2734
2290	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2735	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2291	aio_write $fh, 0, (length $data), $data, 0;	2736	aio_write $fh, 0, (length $data), $data, 0;
2292	undef $fh;	2737	undef $fh;
2293	aio_rename "$meta~", $meta;	2738	aio_rename "$meta~", $meta;
2294		2739
		2740	my $slaying = "?random/$md5";
		2741
		2742	if ($exit->valid) {
2295	$exit->slaying ("?random/$md5");	2743	$exit->slaying ("?random/$md5");
2296	$exit->msg (undef);	2744	$exit->msg (undef);
		2745	}
2297	}	2746	}
2298	}	2747	}
2299		2748
2300	sub cf::object::player::enter_exit {	2749	sub cf::object::player::enter_exit {
2301	my ($self, $exit) = @_;	2750	my ($self, $exit) = @_;
2302		2751
2303	return unless $self->type == cf::PLAYER;	2752	return unless $self->type == cf::PLAYER;
2304		2753
2305	if ($exit->slaying eq "/!") {
2306	#TODO: this should de-fi-ni-te-ly not be a sync-job
2307	# the problem is that $exit might not survive long enough
2308	# so it needs to be done right now, right here
2309	cf::sync_job { prepare_random_map $exit };
2310	}
2311
2312	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2313	my $hp = $exit->stats->hp;
2314	my $sp = $exit->stats->sp;
2315
2316	$self->enter_link;	2754	$self->enter_link;
2317		2755
2318	(async {	2756	(async {
2319	$self->deactivate_recursive; # just to be sure	2757	$Coro::current->{desc} = "enter_exit";
		2758
2320	unless (eval {	2759	unless (eval {
		2760	$self->deactivate_recursive; # just to be sure
		2761
		2762	# random map handling
		2763	{
		2764	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2765
		2766	prepare_random_map $exit
		2767	if $exit->slaying eq "/!";
		2768	}
		2769
		2770	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2771	my $x = $exit->stats->hp;
		2772	my $y = $exit->stats->sp;
		2773
2321	$self->goto ($slaying, $hp, $sp);	2774	$self->goto ($map, $x, $y);
2322		2775
		2776	# if exit is damned, update players death & WoR home-position
		2777	$self->contr->savebed ($map, $x, $y)
		2778	if $exit->flag (cf::FLAG_DAMNED);
		2779
2323	1;	2780	1
2324	}) {	2781	}) {
2325	$self->message ("Something went wrong deep within the crossfire server. "	2782	$self->message ("Something went wrong deep within the crossfire server. "
2326	. "I'll try to bring you back to the map you were before. "	2783	. "I'll try to bring you back to the map you were before. "
2327	. "Please report this to the dungeon master!",	2784	. "Please report this to the dungeon master!",
2328	cf::NDI_UNIQUE | cf::NDI_RED);	2785	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2349		2806
2350	utf8::encode $text;	2807	utf8::encode $text;
2351	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2808	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2352	}	2809	}
2353		2810
2354	=item $client->send_msg ($color, $type, $msg, [extra...])	2811	=item $client->send_msg ($channel, $msg, $color, [extra...])
2355		2812
2356	Send a drawinfo or msg packet to the client, formatting the msg for the	2813	Send a drawinfo or msg packet to the client, formatting the msg for the
2357	client if neccessary. C<$type> should be a string identifying the type of	2814	client if neccessary. C<$type> should be a string identifying the type of
2358	the message, with C<log> being the default. If C<$color> is negative, suppress	2815	the message, with C<log> being the default. If C<$color> is negative, suppress
2359	the message unless the client supports the msg packet.	2816	the message unless the client supports the msg packet.
2360		2817
2361	=cut	2818	=cut
2362		2819
		2820	# non-persistent channels (usually the info channel)
		2821	our %CHANNEL = (
		2822	"c/identify" => {
		2823	id => "infobox",
		2824	title => "Identify",
		2825	reply => undef,
		2826	tooltip => "Items recently identified",
		2827	},
		2828	"c/examine" => {
		2829	id => "infobox",
		2830	title => "Examine",
		2831	reply => undef,
		2832	tooltip => "Signs and other items you examined",
		2833	},
		2834	"c/book" => {
		2835	id => "infobox",
		2836	title => "Book",
		2837	reply => undef,
		2838	tooltip => "The contents of a note or book",
		2839	},
		2840	"c/lookat" => {
		2841	id => "infobox",
		2842	title => "Look",
		2843	reply => undef,
		2844	tooltip => "What you saw there",
		2845	},
		2846	"c/who" => {
		2847	id => "infobox",
		2848	title => "Players",
		2849	reply => undef,
		2850	tooltip => "Shows players who are currently online",
		2851	},
		2852	"c/body" => {
		2853	id => "infobox",
		2854	title => "Body Parts",
		2855	reply => undef,
		2856	tooltip => "Shows which body parts you posess and are available",
		2857	},
		2858	"c/uptime" => {
		2859	id => "infobox",
		2860	title => "Uptime",
		2861	reply => undef,
		2862	tooltip => "How long the server has been running since last restart",
		2863	},
		2864	"c/mapinfo" => {
		2865	id => "infobox",
		2866	title => "Map Info",
		2867	reply => undef,
		2868	tooltip => "Information related to the maps",
		2869	},
		2870	"c/party" => {
		2871	id => "party",
		2872	title => "Party",
		2873	reply => "gsay ",
		2874	tooltip => "Messages and chat related to your party",
		2875	},
		2876	);
		2877
2363	sub cf::client::send_msg {	2878	sub cf::client::send_msg {
2364	my ($self, $color, $type, $msg, @extra) = @_;	2879	my ($self, $channel, $msg, $color, @extra) = @_;
2365		2880
2366	$msg = $self->pl->expand_cfpod ($msg);	2881	$msg = $self->pl->expand_cfpod ($msg);
2367		2882
		2883	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2884
		2885	# check predefined channels, for the benefit of C
		2886	if ($CHANNEL{$channel}) {
		2887	$channel = $CHANNEL{$channel};
		2888
		2889	$self->ext_msg (channel_info => $channel)
		2890	if $self->can_msg;
		2891
		2892	$channel = $channel->{id};
		2893
		2894	} elsif (ref $channel) {
		2895	# send meta info to client, if not yet sent
		2896	unless (exists $self->{channel}{$channel->{id}}) {
		2897	$self->{channel}{$channel->{id}} = $channel;
		2898	$self->ext_msg (channel_info => $channel)
		2899	if $self->can_msg;
		2900	}
		2901
		2902	$channel = $channel->{id};
		2903	}
		2904
		2905	return unless @extra || length $msg;
		2906
2368	if ($self->can_msg) {	2907	if ($self->can_msg) {
2369	$self->send_packet ("msg " . cf::to_json [$color, $type, $msg, @extra]);	2908	# default colour, mask it out
		2909	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2910	if $color & cf::NDI_DEF;
		2911
		2912	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2913	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2370	} else {	2914	} else {
2371	# replace some tags by gcfclient-compatible ones
2372	for ($msg) {
2373	1 while
2374	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2375	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2376	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2377	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2378	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${1}[\/color]/;
2379	}
2380
2381	if ($color >= 0) {	2915	if ($color >= 0) {
		2916	# replace some tags by gcfclient-compatible ones
		2917	for ($msg) {
		2918	1 while
		2919	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2920	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2921	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2922	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2923	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2924	}
		2925
		2926	$color &= cf::NDI_COLOR_MASK;
		2927
		2928	utf8::encode $msg;
		2929
2382	if ($msg =~ /\[/) {	2930	if (0 && $msg =~ /\[/) {
		2931	# COMMAND/INFO
2383	$self->send_packet ("drawextinfo $color 4 0 $msg")	2932	$self->send_packet ("drawextinfo $color 10 8 $msg")
2384	} else {	2933	} else {
		2934	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2385	$self->send_packet ("drawinfo $color $msg")	2935	$self->send_packet ("drawinfo $color $msg")
2386	}	2936	}
2387	}	2937	}
2388	}	2938	}
2389	}	2939	}
2390		2940
2391	=item $client->ext_event ($type, %msg)	2941	=item $client->ext_msg ($type, @msg)
2392		2942
2393	Sends an exti event to the client.	2943	Sends an ext event to the client.
2394		2944
2395	=cut	2945	=cut
2396		2946
2397	sub cf::client::ext_event($$%) {	2947	sub cf::client::ext_msg($$@) {
2398	my ($self, $type, %msg) = @_;	2948	my ($self, $type, @msg) = @_;
2399		2949
		2950	if ($self->extcmd == 2) {
		2951	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2952	} elsif ($self->extcmd == 1) { # TODO: remove
2400	$msg{msgtype} = "event_$type";	2953	push @msg, msgtype => "event_$type";
2401	$self->send_packet ("ext " . cf::to_json \%msg);	2954	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2955	}
		2956	}
		2957
		2958	=item $client->ext_reply ($msgid, @msg)
		2959
		2960	Sends an ext reply to the client.
		2961
		2962	=cut
		2963
		2964	sub cf::client::ext_reply($$@) {
		2965	my ($self, $id, @msg) = @_;
		2966
		2967	if ($self->extcmd == 2) {
		2968	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2969	} elsif ($self->extcmd == 1) {
		2970	#TODO: version 1, remove
		2971	unshift @msg, msgtype => "reply", msgid => $id;
		2972	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2973	}
2402	}	2974	}
2403		2975
2404	=item $success = $client->query ($flags, "text", \&cb)	2976	=item $success = $client->query ($flags, "text", \&cb)
2405		2977
2406	Queues a query to the client, calling the given callback with	2978	Queues a query to the client, calling the given callback with
2407	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	2979	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2408	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.	2980	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2409		2981
2410	Queries can fail, so check the return code. Or don't, as queries will become	2982	Queries can fail, so check the return code. Or don't, as queries will
2411	reliable at some point in the future.	2983	become reliable at some point in the future.
2412		2984
2413	=cut	2985	=cut
2414		2986
2415	sub cf::client::query {	2987	sub cf::client::query {
2416	my ($self, $flags, $text, $cb) = @_;	2988	my ($self, $flags, $text, $cb) = @_;
…		…
2424	utf8::encode $text;	2996	utf8::encode $text;
2425	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	2997	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2426		2998
2427	$self->send_packet ($self->{query_queue}[0][0])	2999	$self->send_packet ($self->{query_queue}[0][0])
2428	if @{ $self->{query_queue} } == 1;	3000	if @{ $self->{query_queue} } == 1;
		3001
		3002	1
2429	}	3003	}
2430		3004
2431	cf::client->attach (	3005	cf::client->attach (
		3006	on_connect => sub {
		3007	my ($ns) = @_;
		3008
		3009	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		3010	},
2432	on_reply => sub {	3011	on_reply => sub {
2433	my ($ns, $msg) = @_;	3012	my ($ns, $msg) = @_;
2434		3013
2435	# this weird shuffling is so that direct followup queries	3014	# this weird shuffling is so that direct followup queries
2436	# get handled first	3015	# get handled first
…		…
2448	} else {	3027	} else {
2449	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	3028	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2450	}	3029	}
2451	}	3030	}
2452	},	3031	},
		3032	on_exticmd => sub {
		3033	my ($ns, $buf) = @_;
		3034
		3035	my $msg = eval { $ns->{json_coder}->decode ($buf) };
		3036
		3037	if (ref $msg) {
		3038	my ($type, $reply, @payload) =
		3039	"ARRAY" eq ref $msg
		3040	? @$msg
		3041	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3042
		3043	my @reply;
		3044
		3045	if (my $cb = $EXTICMD{$type}) {
		3046	@reply = $cb->($ns, @payload);
		3047	}
		3048
		3049	$ns->ext_reply ($reply, @reply)
		3050	if $reply;
		3051
		3052	} else {
		3053	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		3054	}
		3055
		3056	cf::override;
		3057	},
2453	);	3058	);
2454		3059
2455	=item $client->async (\&cb)	3060	=item $client->async (\&cb)
2456		3061
2457	Create a new coroutine, running the specified callback. The coroutine will	3062	Create a new coroutine, running the specified callback. The coroutine will
…		…
2498	our $safe = new Safe "safe";	3103	our $safe = new Safe "safe";
2499	our $safe_hole = new Safe::Hole;	3104	our $safe_hole = new Safe::Hole;
2500		3105
2501	$SIG{FPE} = 'IGNORE';	3106	$SIG{FPE} = 'IGNORE';
2502		3107
2503	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3108	$safe->permit_only (Opcode::opset qw(
		3109	:base_core :base_mem :base_orig :base_math
		3110	grepstart grepwhile mapstart mapwhile
		3111	sort time
		3112	));
2504		3113
2505	# here we export the classes and methods available to script code	3114	# here we export the classes and methods available to script code
2506		3115
2507	=pod	3116	=pod
2508		3117
2509	The following functions and methods are available within a safe environment:	3118	The following functions and methods are available within a safe environment:
2510		3119
2511	cf::object contr pay_amount pay_player map	3120	cf::object
		3121	contr pay_amount pay_player map x y force_find force_add destroy
		3122	insert remove name archname title slaying race decrease split
		3123
2512	cf::object::player player	3124	cf::object::player
2513	cf::player peaceful	3125	player
2514	cf::map trigger	3126
		3127	cf::player
		3128	peaceful
		3129
		3130	cf::map
		3131	trigger
2515		3132
2516	=cut	3133	=cut
2517		3134
2518	for (	3135	for (
2519	["cf::object" => qw(contr pay_amount pay_player map)],	3136	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3137	insert remove inv nrof name archname title slaying race
		3138	decrease split destroy change_exp)],
2520	["cf::object::player" => qw(player)],	3139	["cf::object::player" => qw(player)],
2521	["cf::player" => qw(peaceful)],	3140	["cf::player" => qw(peaceful)],
2522	["cf::map" => qw(trigger)],	3141	["cf::map" => qw(trigger)],
2523	) {	3142	) {
2524	no strict 'refs';	3143	no strict 'refs';
…		…
2600	# the server's init and main functions	3219	# the server's init and main functions
2601		3220
2602	sub load_facedata($) {	3221	sub load_facedata($) {
2603	my ($path) = @_;	3222	my ($path) = @_;
2604		3223
		3224	# HACK to clear player env face cache, we need some signal framework
		3225	# for this (global event?)
		3226	%ext::player_env::MUSIC_FACE_CACHE = ();
		3227
		3228	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3229
2605	warn "loading facedata from $path\n";	3230	warn "loading facedata from $path\n";
2606		3231
2607	my $facedata;	3232	my $facedata;
2608	0 < aio_load $path, $facedata	3233	0 < aio_load $path, $facedata
2609	or die "$path: $!";	3234	or die "$path: $!";
…		…
2611	$facedata = Coro::Storable::thaw $facedata;	3236	$facedata = Coro::Storable::thaw $facedata;
2612		3237
2613	$facedata->{version} == 2	3238	$facedata->{version} == 2
2614	or cf::cleanup "$path: version mismatch, cannot proceed.";	3239	or cf::cleanup "$path: version mismatch, cannot proceed.";
2615		3240
		3241	# patch in the exptable
		3242	$facedata->{resource}{"res/exp_table"} = {
		3243	type => FT_RSRC,
		3244	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3245	};
		3246	cf::cede_to_tick;
		3247
2616	{	3248	{
2617	my $faces = $facedata->{faceinfo};	3249	my $faces = $facedata->{faceinfo};
2618		3250
2619	while (my ($face, $info) = each %$faces) {	3251	while (my ($face, $info) = each %$faces) {
2620	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3252	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3253
2621	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3254	cf::face::set_visibility $idx, $info->{visibility};
		3255	cf::face::set_magicmap $idx, $info->{magicmap};
2622	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3256	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2623	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3257	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2624	Coro::cede;	3258
		3259	cf::cede_to_tick;
2625	}	3260	}
2626		3261
2627	while (my ($face, $info) = each %$faces) {	3262	while (my ($face, $info) = each %$faces) {
2628	next unless $info->{smooth};	3263	next unless $info->{smooth};
		3264
2629	my $idx = cf::face::find $face	3265	my $idx = cf::face::find $face
2630	or next;	3266	or next;
		3267
2631	if (my $smooth = cf::face::find $info->{smooth}) {	3268	if (my $smooth = cf::face::find $info->{smooth}) {
		3269	cf::face::set_smooth $idx, $smooth;
2632	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3270	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2633	} else {	3271	} else {
2634	warn "smooth face '$info->{smooth}' not found for face '$face'";	3272	warn "smooth face '$info->{smooth}' not found for face '$face'";
2635	}	3273	}
2636	Coro::cede;	3274
		3275	cf::cede_to_tick;
2637	}	3276	}
2638	}	3277	}
2639		3278
2640	{	3279	{
2641	my $anims = $facedata->{animinfo};	3280	my $anims = $facedata->{animinfo};
2642		3281
2643	while (my ($anim, $info) = each %$anims) {	3282	while (my ($anim, $info) = each %$anims) {
2644	cf::anim::set $anim, $info->{frames}, $info->{facings};	3283	cf::anim::set $anim, $info->{frames}, $info->{facings};
2645	Coro::cede;	3284	cf::cede_to_tick;
2646	}	3285	}
2647		3286
2648	cf::anim::invalidate_all; # d'oh	3287	cf::anim::invalidate_all; # d'oh
2649	}	3288	}
2650		3289
		3290	{
		3291	# TODO: for gcfclient pleasure, we should give resources
		3292	# that gcfclient doesn't grok a >10000 face index.
		3293	my $res = $facedata->{resource};
		3294
		3295	while (my ($name, $info) = each %$res) {
		3296	if (defined $info->{type}) {
		3297	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3298	my $data;
		3299
		3300	if ($info->{type} & 1) {
		3301	# prepend meta info
		3302
		3303	my $meta = $enc->encode ({
		3304	name => $name,
		3305	%{ $info->{meta} || {} },
		3306	});
		3307
		3308	$data = pack "(w/a*)*", $meta, $info->{data};
		3309	} else {
		3310	$data = $info->{data};
		3311	}
		3312
		3313	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3314	cf::face::set_type $idx, $info->{type};
		3315	} else {
		3316	$RESOURCE{$name} = $info;
		3317	}
		3318
		3319	cf::cede_to_tick;
		3320	}
		3321	}
		3322
		3323	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3324
2651	1	3325	1
2652	}	3326	}
2653		3327
		3328	cf::global->attach (on_resource_update => sub {
		3329	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3330	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3331
		3332	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3333	my $sound = $soundconf->{compat}[$_]
		3334	or next;
		3335
		3336	my $face = cf::face::find "sound/$sound->[1]";
		3337	cf::sound::set $sound->[0] => $face;
		3338	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3339	}
		3340
		3341	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3342	my $face = cf::face::find "sound/$v";
		3343	cf::sound::set $k => $face;
		3344	}
		3345	}
		3346	});
		3347
		3348	register_exticmd fx_want => sub {
		3349	my ($ns, $want) = @_;
		3350
		3351	while (my ($k, $v) = each %$want) {
		3352	$ns->fx_want ($k, $v);
		3353	}
		3354	};
		3355
		3356	sub load_resource_file($) {
		3357	my $guard = lock_acquire "load_resource_file";
		3358
		3359	my $status = load_resource_file_ $_[0];
		3360	get_slot 0.1, 100;
		3361	cf::arch::commit_load;
		3362
		3363	$status
		3364	}
		3365
2654	sub reload_regions {	3366	sub reload_regions {
		3367	# HACK to clear player env face cache, we need some signal framework
		3368	# for this (global event?)
		3369	%ext::player_env::MUSIC_FACE_CACHE = ();
		3370
2655	load_resource_file "$MAPDIR/regions"	3371	load_resource_file "$MAPDIR/regions"
2656	or die "unable to load regions file\n";	3372	or die "unable to load regions file\n";
		3373
		3374	for (cf::region::list) {
		3375	$_->{match} = qr/$_->{match}/
		3376	if exists $_->{match};
		3377	}
2657	}	3378	}
2658		3379
2659	sub reload_facedata {	3380	sub reload_facedata {
2660	load_facedata "$DATADIR/facedata"	3381	load_facedata "$DATADIR/facedata"
2661	or die "unable to load facedata\n";	3382	or die "unable to load facedata\n";
…		…
2672	}	3393	}
2673		3394
2674	sub reload_resources {	3395	sub reload_resources {
2675	warn "reloading resource files...\n";	3396	warn "reloading resource files...\n";
2676		3397
		3398	reload_facedata;
		3399	reload_archetypes;
2677	reload_regions;	3400	reload_regions;
2678	reload_facedata;
2679	#reload_archetypes;#d#
2680	reload_archetypes;
2681	reload_treasures;	3401	reload_treasures;
2682		3402
2683	warn "finished reloading resource files\n";	3403	warn "finished reloading resource files\n";
2684	}	3404	}
2685		3405
2686	sub init {	3406	sub init {
		3407	my $guard = freeze_mainloop;
		3408
		3409	evthread_start IO::AIO::poll_fileno;
		3410
2687	reload_resources;	3411	reload_resources;
2688	}	3412	}
2689		3413
2690	sub cfg_load {	3414	sub reload_config {
2691	open my $fh, "<:utf8", "$CONFDIR/config"	3415	open my $fh, "<:utf8", "$CONFDIR/config"
2692	or return;	3416	or return;
2693		3417
2694	local $/;	3418	local $/;
2695	*CFG = YAML::Syck::Load <$fh>;	3419	*CFG = YAML::Load <$fh>;
2696		3420
2697	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3421	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2698		3422
2699	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3423	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2700	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3424	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2711	sub main {	3435	sub main {
2712	# we must not ever block the main coroutine	3436	# we must not ever block the main coroutine
2713	local $Coro::idle = sub {	3437	local $Coro::idle = sub {
2714	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3438	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2715	(async {	3439	(async {
2716	Event::one_event;	3440	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3441	EV::loop EV::LOOP_ONESHOT;
2717	})->prio (Coro::PRIO_MAX);	3442	})->prio (Coro::PRIO_MAX);
2718	};	3443	};
2719		3444
2720	cfg_load;	3445	{
		3446	my $guard = freeze_mainloop;
		3447	reload_config;
2721	db_init;	3448	db_init;
2722	load_extensions;	3449	load_extensions;
2723		3450
2724	$TICK_WATCHER->start;	3451	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3452	}
		3453
2725	Event::loop;	3454	EV::loop;
2726	}	3455	}
2727		3456
2728	#############################################################################	3457	#############################################################################
2729	# initialisation and cleanup	3458	# initialisation and cleanup
2730		3459
2731	# install some emergency cleanup handlers	3460	# install some emergency cleanup handlers
2732	BEGIN {	3461	BEGIN {
		3462	our %SIGWATCHER = ();
2733	for my $signal (qw(INT HUP TERM)) {	3463	for my $signal (qw(INT HUP TERM)) {
2734	Event->signal (	3464	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2735	reentrant => 0,
2736	data => WF_AUTOCANCEL,
2737	signal => $signal,
2738	prio => 0,
2739	cb => sub {
2740	cf::cleanup "SIG$signal";	3465	cf::cleanup "SIG$signal";
2741	},
2742	);	3466	};
2743	}	3467	}
2744	}	3468	}
2745		3469
2746	sub write_runtime {	3470	sub write_runtime_sync {
2747	my $runtime = "$LOCALDIR/runtime";	3471	my $runtime = "$LOCALDIR/runtime";
2748		3472
2749	# first touch the runtime file to show we are still running:	3473	# first touch the runtime file to show we are still running:
2750	# the fsync below can take a very very long time.	3474	# the fsync below can take a very very long time.
2751		3475
…		…
2777	and return;	3501	and return;
2778		3502
2779	warn "runtime file written.\n";	3503	warn "runtime file written.\n";
2780		3504
2781	1	3505	1
		3506	}
		3507
		3508	our $uuid_lock;
		3509	our $uuid_skip;
		3510
		3511	sub write_uuid_sync($) {
		3512	$uuid_skip ||= $_[0];
		3513
		3514	return if $uuid_lock;
		3515	local $uuid_lock = 1;
		3516
		3517	my $uuid = "$LOCALDIR/uuid";
		3518
		3519	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3520	or return;
		3521
		3522	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3523	$uuid_skip = 0;
		3524
		3525	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3526	and return;
		3527
		3528	# always fsync - this file is important
		3529	aio_fsync $fh
		3530	and return;
		3531
		3532	close $fh
		3533	or return;
		3534
		3535	aio_rename "$uuid~", $uuid
		3536	and return;
		3537
		3538	warn "uuid file written ($value).\n";
		3539
		3540	1
		3541
		3542	}
		3543
		3544	sub write_uuid($$) {
		3545	my ($skip, $sync) = @_;
		3546
		3547	$sync ? write_uuid_sync $skip
		3548	: async { write_uuid_sync $skip };
2782	}	3549	}
2783		3550
2784	sub emergency_save() {	3551	sub emergency_save() {
2785	my $freeze_guard = cf::freeze_mainloop;	3552	my $freeze_guard = cf::freeze_mainloop;
2786		3553
…		…
2792	# and maps saved/destroyed asynchronously.	3559	# and maps saved/destroyed asynchronously.
2793	warn "begin emergency player save\n";	3560	warn "begin emergency player save\n";
2794	for my $login (keys %cf::PLAYER) {	3561	for my $login (keys %cf::PLAYER) {
2795	my $pl = $cf::PLAYER{$login} or next;	3562	my $pl = $cf::PLAYER{$login} or next;
2796	$pl->valid or next;	3563	$pl->valid or next;
		3564	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2797	$pl->save;	3565	$pl->save;
2798	}	3566	}
2799	warn "end emergency player save\n";	3567	warn "end emergency player save\n";
2800		3568
2801	warn "begin emergency map save\n";	3569	warn "begin emergency map save\n";
…		…
2807	warn "end emergency map save\n";	3575	warn "end emergency map save\n";
2808		3576
2809	warn "begin emergency database checkpoint\n";	3577	warn "begin emergency database checkpoint\n";
2810	BDB::db_env_txn_checkpoint $DB_ENV;	3578	BDB::db_env_txn_checkpoint $DB_ENV;
2811	warn "end emergency database checkpoint\n";	3579	warn "end emergency database checkpoint\n";
		3580
		3581	warn "begin write uuid\n";
		3582	write_uuid_sync 1;
		3583	warn "end write uuid\n";
2812	};	3584	};
2813		3585
2814	warn "leave emergency perl save\n";	3586	warn "leave emergency perl save\n";
2815	}	3587	}
2816		3588
…		…
2818	my ($make_core) = @_;	3590	my ($make_core) = @_;
2819		3591
2820	warn Carp::longmess "post_cleanup backtrace"	3592	warn Carp::longmess "post_cleanup backtrace"
2821	if $make_core;	3593	if $make_core;
2822	}	3594	}
		3595
		3596	# a safer delete_package, copied from Symbol
		3597	sub clear_package($) {
		3598	my $pkg = shift;
		3599
		3600	# expand to full symbol table name if needed
		3601	unless ($pkg =~ /^main::.*::$/) {
		3602	$pkg = "main$pkg" if $pkg =~ /^::/;
		3603	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3604	$pkg .= '::' unless $pkg =~ /::$/;
		3605	}
		3606
		3607	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3608	my $stem_symtab = *{$stem}{HASH};
		3609
		3610	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3611	or return;
		3612
		3613	# clear all symbols
		3614	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3615	for my $name (keys %$leaf_symtab) {
		3616	_gv_clear *{"$pkg$name"};
		3617	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3618	}
		3619	warn "cleared package #$pkg\n";#d#
		3620	}
		3621
		3622	our $RELOAD; # how many times to reload
2823		3623
2824	sub do_reload_perl() {	3624	sub do_reload_perl() {
2825	# can/must only be called in main	3625	# can/must only be called in main
2826	if ($Coro::current != $Coro::main) {	3626	if ($Coro::current != $Coro::main) {
2827	warn "can only reload from main coroutine";	3627	warn "can only reload from main coroutine";
2828	return;	3628	return;
2829	}	3629	}
2830		3630
		3631	return if $RELOAD++;
		3632
		3633	while ($RELOAD) {
2831	warn "reloading...";	3634	warn "reloading...";
2832		3635
2833	warn "entering sync_job";	3636	warn "entering sync_job";
2834		3637
2835	cf::sync_job {	3638	cf::sync_job {
2836	cf::write_runtime; # external watchdog should not bark	3639	cf::write_runtime_sync; # external watchdog should not bark
2837	cf::emergency_save;	3640	cf::emergency_save;
2838	cf::write_runtime; # external watchdog should not bark	3641	cf::write_runtime_sync; # external watchdog should not bark
2839		3642
2840	warn "syncing database to disk";	3643	warn "syncing database to disk";
2841	BDB::db_env_txn_checkpoint $DB_ENV;	3644	BDB::db_env_txn_checkpoint $DB_ENV;
2842		3645
2843	# if anything goes wrong in here, we should simply crash as we already saved	3646	# if anything goes wrong in here, we should simply crash as we already saved
2844		3647
2845	warn "cancelling all WF_AUTOCANCEL watchers";
2846	for (Event::all_watchers) {
2847	$_->cancel if $_->data & WF_AUTOCANCEL;
2848	}
2849
2850	warn "flushing outstanding aio requests";	3648	warn "flushing outstanding aio requests";
2851	for (;;) {
2852	BDB::flush;
2853	IO::AIO::flush;
2854	Coro::cede;
2855	last unless IO::AIO::nreqs || BDB::nreqs;	3649	while (IO::AIO::nreqs || BDB::nreqs) {
2856	warn "iterate...";	3650	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2857	}
2858
2859	++$RELOAD;
2860
2861	warn "cancelling all extension coros";
2862	$_->cancel for values %EXT_CORO;
2863	%EXT_CORO = ();
2864
2865	warn "removing commands";
2866	%COMMAND = ();
2867
2868	warn "removing ext commands";
2869	%EXTCMD = ();
2870
2871	warn "unloading/nuking all extensions";
2872	for my $pkg (@EXTS) {
2873	warn "... unloading $pkg";
2874
2875	if (my $cb = $pkg->can ("unload")) {
2876	eval {
2877	$cb->($pkg);
2878	1
2879	} or warn "$pkg unloaded, but with errors: $@";
2880	}	3651	}
2881		3652
2882	warn "... nuking $pkg";	3653	warn "cancelling all extension coros";
2883	Symbol::delete_package $pkg;	3654	$_->cancel for values %EXT_CORO;
2884	}	3655	%EXT_CORO = ();
2885		3656
2886	warn "unloading all perl modules loaded from $LIBDIR";	3657	warn "removing commands";
2887	while (my ($k, $v) = each %INC) {	3658	%COMMAND = ();
2888	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2889		3659
		3660	warn "removing ext/exti commands";
		3661	%EXTCMD = ();
		3662	%EXTICMD = ();
		3663
		3664	warn "unloading/nuking all extensions";
		3665	for my $pkg (@EXTS) {
2890	warn "... unloading $k";	3666	warn "... unloading $pkg";
2891	delete $INC{$k};
2892		3667
2893	$k =~ s/\.pm$//;
2894	$k =~ s/\//::/g;
2895
2896	if (my $cb = $k->can ("unload_module")) {	3668	if (my $cb = $pkg->can ("unload")) {
		3669	eval {
2897	$cb->();	3670	$cb->($pkg);
		3671	1
		3672	} or warn "$pkg unloaded, but with errors: $@";
		3673	}
		3674
		3675	warn "... clearing $pkg";
		3676	clear_package $pkg;
2898	}	3677	}
2899		3678
2900	Symbol::delete_package $k;	3679	warn "unloading all perl modules loaded from $LIBDIR";
		3680	while (my ($k, $v) = each %INC) {
		3681	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3682
		3683	warn "... unloading $k";
		3684	delete $INC{$k};
		3685
		3686	$k =~ s/\.pm$//;
		3687	$k =~ s/\//::/g;
		3688
		3689	if (my $cb = $k->can ("unload_module")) {
		3690	$cb->();
		3691	}
		3692
		3693	clear_package $k;
2901	}	3694	}
2902		3695
2903	warn "getting rid of safe::, as good as possible";	3696	warn "getting rid of safe::, as good as possible";
2904	Symbol::delete_package "safe::$_"	3697	clear_package "safe::$_"
2905	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3698	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2906		3699
2907	warn "unloading cf.pm \"a bit\"";	3700	warn "unloading cf.pm \"a bit\"";
2908	delete $INC{"cf.pm"};	3701	delete $INC{"cf.pm"};
2909	delete $INC{"cf/pod.pm"};	3702	delete $INC{"cf/pod.pm"};
2910		3703
2911	# don't, removes xs symbols, too,	3704	# don't, removes xs symbols, too,
2912	# and global variables created in xs	3705	# and global variables created in xs
2913	#Symbol::delete_package __PACKAGE__;	3706	#clear_package __PACKAGE__;
2914		3707
2915	warn "unload completed, starting to reload now";	3708	warn "unload completed, starting to reload now";
2916		3709
2917	warn "reloading cf.pm";	3710	warn "reloading cf.pm";
2918	require cf;	3711	require cf;
2919	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3712	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2920		3713
2921	warn "loading config and database again";	3714	warn "loading config and database again";
2922	cf::cfg_load;	3715	cf::reload_config;
2923		3716
2924	warn "loading extensions";	3717	warn "loading extensions";
2925	cf::load_extensions;	3718	cf::load_extensions;
2926		3719
2927	warn "reattaching attachments to objects/players";	3720	warn "reattaching attachments to objects/players";
2928	_global_reattach; # objects, sockets	3721	_global_reattach; # objects, sockets
2929	warn "reattaching attachments to maps";	3722	warn "reattaching attachments to maps";
2930	reattach $_ for values %MAP;	3723	reattach $_ for values %MAP;
2931	warn "reattaching attachments to players";	3724	warn "reattaching attachments to players";
2932	reattach $_ for values %PLAYER;	3725	reattach $_ for values %PLAYER;
2933		3726
2934	warn "leaving sync_job";	3727	warn "leaving sync_job";
2935		3728
2936	1	3729	1
2937	} or do {	3730	} or do {
2938	warn $@;	3731	warn $@;
2939	warn "error while reloading, exiting.";	3732	cf::cleanup "error while reloading, exiting.";
2940	exit 1;
2941	};	3733	};
2942		3734
2943	warn "reloaded";	3735	warn "reloaded";
		3736	--$RELOAD;
		3737	}
2944	};	3738	};
2945		3739
2946	our $RELOAD_WATCHER; # used only during reload	3740	our $RELOAD_WATCHER; # used only during reload
2947		3741
2948	sub reload_perl() {	3742	sub reload_perl() {
2949	# doing reload synchronously and two reloads happen back-to-back,	3743	# doing reload synchronously and two reloads happen back-to-back,
2950	# coro crashes during coro_state_free->destroy here.	3744	# coro crashes during coro_state_free->destroy here.
2951		3745
2952	$RELOAD_WATCHER ||= Event->timer (	3746	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
2953	reentrant => 0,
2954	after => 0,
2955	data => WF_AUTOCANCEL,
2956	cb => sub {
2957	do_reload_perl;	3747	do_reload_perl;
2958	undef $RELOAD_WATCHER;	3748	undef $RELOAD_WATCHER;
2959	},
2960	);	3749	};
2961	}	3750	}
2962		3751
2963	register_command "reload" => sub {	3752	register_command "reload" => sub {
2964	my ($who, $arg) = @_;	3753	my ($who, $arg) = @_;
2965		3754
2966	if ($who->flag (FLAG_WIZ)) {	3755	if ($who->flag (FLAG_WIZ)) {
2967	$who->message ("reloading server.");	3756	$who->message ("reloading server.");
		3757	async {
		3758	$Coro::current->{desc} = "perl_reload";
2968	async { reload_perl };	3759	reload_perl;
		3760	};
2969	}	3761	}
2970	};	3762	};
2971		3763
2972	unshift @INC, $LIBDIR;	3764	unshift @INC, $LIBDIR;
2973		3765
…		…
2975		3767
2976	our @WAIT_FOR_TICK;	3768	our @WAIT_FOR_TICK;
2977	our @WAIT_FOR_TICK_BEGIN;	3769	our @WAIT_FOR_TICK_BEGIN;
2978		3770
2979	sub wait_for_tick {	3771	sub wait_for_tick {
2980	return unless $TICK_WATCHER->is_active;
2981	return if $Coro::current == $Coro::main;	3772	return if tick_inhibit || $Coro::current == $Coro::main;
2982		3773
2983	my $signal = new Coro::Signal;	3774	my $signal = new Coro::Signal;
2984	push @WAIT_FOR_TICK, $signal;	3775	push @WAIT_FOR_TICK, $signal;
2985	$signal->wait;	3776	$signal->wait;
2986	}	3777	}
2987		3778
2988	sub wait_for_tick_begin {	3779	sub wait_for_tick_begin {
2989	return unless $TICK_WATCHER->is_active;
2990	return if $Coro::current == $Coro::main;	3780	return if tick_inhibit || $Coro::current == $Coro::main;
2991		3781
2992	my $signal = new Coro::Signal;	3782	my $signal = new Coro::Signal;
2993	push @WAIT_FOR_TICK_BEGIN, $signal;	3783	push @WAIT_FOR_TICK_BEGIN, $signal;
2994	$signal->wait;	3784	$signal->wait;
2995	}	3785	}
2996		3786
2997	my $min = 1e6;#d#	3787	sub tick {
2998	my $avg = 10;
2999	$TICK_WATCHER = Event->timer (
3000	reentrant => 0,
3001	parked => 1,
3002	prio => 0,
3003	at => $NEXT_TICK || $TICK,
3004	data => WF_AUTOCANCEL,
3005	cb => sub {
3006	if ($Coro::current != $Coro::main) {	3788	if ($Coro::current != $Coro::main) {
3007	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3789	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3008	unless ++$bug_warning > 10;	3790	unless ++$bug_warning > 10;
3009	return;	3791	return;
3010	}	3792	}
3011		3793
3012	$NOW = $tick_start = Event::time;
3013
3014	cf::server_tick; # one server iteration	3794	cf::server_tick; # one server iteration
3015		3795
3016	0 && sync_job {#d#	3796	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3017	for(1..10) {	3797	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3018	my $t = Event::time;	3798	Coro::async_pool {
3019	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3799	$Coro::current->{desc} = "runtime saver";
3020	or die;	3800	write_runtime_sync
3021		3801	or warn "ERROR: unable to write runtime file: $!";
3022	$map->width (50);
3023	$map->height (50);
3024	$map->alloc;
3025	$map->_load_objects ("/tmp/x.map", 1);
3026	my $t = Event::time - $t;
3027
3028	#next unless $t < 0.0013;#d#
3029	if ($t < $min) {
3030	$min = $t;
3031	}
3032	$avg = $avg * 0.99 + $t * 0.01;
3033	}
3034	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3035	exit 0;
3036	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3037	};	3802	};
		3803	}
3038		3804
3039	$RUNTIME += $TICK;
3040	$NEXT_TICK += $TICK;
3041
3042	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3043	$NEXT_RUNTIME_WRITE = $NOW + 10;
3044	Coro::async_pool {
3045	write_runtime
3046	or warn "ERROR: unable to write runtime file: $!";
3047	};
3048	}
3049
3050	# my $AFTER = Event::time;
3051	# warn $AFTER - $NOW;#d#
3052
3053	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3805	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3054	$sig->send;	3806	$sig->send;
3055	}	3807	}
3056	while (my $sig = shift @WAIT_FOR_TICK) {	3808	while (my $sig = shift @WAIT_FOR_TICK) {
3057	$sig->send;	3809	$sig->send;
3058	}	3810	}
3059		3811
3060	$NOW = Event::time;	3812	$LOAD = ($NOW - $TICK_START) / $TICK;
3061
3062	# if we are delayed by four ticks or more, skip them all
3063	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3064
3065	$TICK_WATCHER->at ($NEXT_TICK);
3066	$TICK_WATCHER->start;
3067
3068	$LOAD = ($NOW - $tick_start) / $TICK;
3069	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3813	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3070		3814
3071	_post_tick;	3815	if (0) {
3072		3816	if ($NEXT_TICK) {
3073		3817	my $jitter = $TICK_START - $NEXT_TICK;
		3818	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3819	warn "jitter $JITTER\n";#d#
		3820	}
3074	},	3821	}
3075	);	3822	}
3076		3823
3077	{	3824	{
3078	BDB::max_poll_time $TICK * 0.1;	3825	# configure BDB
3079	$BDB_POLL_WATCHER = Event->io (	3826
3080	reentrant => 0,
3081	fd => BDB::poll_fileno,
3082	poll => 'r',
3083	prio => 0,
3084	data => WF_AUTOCANCEL,
3085	cb => \&BDB::poll_cb,
3086	);
3087	BDB::min_parallel 8;	3827	BDB::min_parallel 8;
3088		3828	BDB::max_poll_reqs $TICK * 0.1;
3089	BDB::set_sync_prepare {	3829	$AnyEvent::BDB::WATCHER->priority (1);
3090	my $status;
3091	my $current = $Coro::current;
3092	(
3093	sub {
3094	$status = $!;
3095	$current->ready; undef $current;
3096	},
3097	sub {
3098	Coro::schedule while defined $current;
3099	$! = $status;
3100	},
3101	)
3102	};
3103		3830
3104	unless ($DB_ENV) {	3831	unless ($DB_ENV) {
3105	$DB_ENV = BDB::db_env_create;	3832	$DB_ENV = BDB::db_env_create;
		3833	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3834	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3835	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3836	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3837	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3106		3838
3107	cf::sync_job {	3839	cf::sync_job {
3108	eval {	3840	eval {
3109	BDB::db_env_open	3841	BDB::db_env_open
3110	$DB_ENV,	3842	$DB_ENV,
…		…
3112	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3844	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3113	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3845	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3114	0666;	3846	0666;
3115		3847
3116	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3848	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3117
3118	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3119	$DB_ENV->set_lk_detect;
3120	};	3849	};
3121		3850
3122	cf::cleanup "db_env_open(db): $@" if $@;	3851	cf::cleanup "db_env_open(db): $@" if $@;
3123	};	3852	};
3124	}	3853	}
		3854
		3855	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3856	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3857	};
		3858	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3859	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3860	};
		3861	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3862	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3863	};
3125	}	3864	}
3126		3865
3127	{	3866	{
		3867	# configure IO::AIO
		3868
3128	IO::AIO::min_parallel 8;	3869	IO::AIO::min_parallel 8;
3129
3130	undef $Coro::AIO::WATCHER;
3131	IO::AIO::max_poll_time $TICK * 0.1;	3870	IO::AIO::max_poll_time $TICK * 0.1;
3132	$AIO_POLL_WATCHER = Event->io (	3871	undef $AnyEvent::AIO::WATCHER;
3133	reentrant => 0,
3134	data => WF_AUTOCANCEL,
3135	fd => IO::AIO::poll_fileno,
3136	poll => 'r',
3137	prio => 6,
3138	cb => \&IO::AIO::poll_cb,
3139	);
3140	}	3872	}
3141		3873
3142	my $_log_backtrace;	3874	my $_log_backtrace;
3143		3875
3144	sub _log_backtrace {	3876	sub _log_backtrace {
…		…
3148		3880
3149	# limit the # of concurrent backtraces	3881	# limit the # of concurrent backtraces
3150	if ($_log_backtrace < 2) {	3882	if ($_log_backtrace < 2) {
3151	++$_log_backtrace;	3883	++$_log_backtrace;
3152	async {	3884	async {
		3885	$Coro::current->{desc} = "abt $msg";
		3886
3153	my @bt = fork_call {	3887	my @bt = fork_call {
3154	@addr = map { sprintf "%x", $_ } @addr;	3888	@addr = map { sprintf "%x", $_ } @addr;
3155	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3889	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3156	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3890	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3157	or die "addr2line: $!";	3891	or die "addr2line: $!";

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