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

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.140 by root, Fri Jan 5 20:04:02 2007 UTC vs.
Revision 1.170 by root, Sun Jan 14 02:00:37 2007 UTC

…		…
15	use Coro::Timer;	15	use Coro::Timer;
16	use Coro::Signal;	16	use Coro::Signal;
17	use Coro::Semaphore;	17	use Coro::Semaphore;
18	use Coro::AIO;	18	use Coro::AIO;
19		19
		20	use Data::Dumper;
20	use Digest::MD5;	21	use Digest::MD5;
21	use Fcntl;	22	use Fcntl;
22	use IO::AIO 2.31 ();	23	use IO::AIO 2.32 ();
23	use YAML::Syck ();	24	use YAML::Syck ();
24	use Time::HiRes;	25	use Time::HiRes;
25		26
26	use Event; $Event::Eval = 1; # no idea why this is required, but it is	27	use Event; $Event::Eval = 1; # no idea why this is required, but it is
27		28
		29	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		30
28	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	31	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
29	$YAML::Syck::ImplicitUnicode = 1;	32	$YAML::Syck::ImplicitUnicode = 1;
30		33
31	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	34	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
32		35
33	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
34
35	our %COMMAND = ();	36	our %COMMAND = ();
36	our %COMMAND_TIME = ();	37	our %COMMAND_TIME = ();
		38
		39	our @EXTS = (); # list of extension package names
37	our %EXTCMD = ();	40	our %EXTCMD = ();
		41	our %EXT_CORO = (); # coroutines bound to extensions
		42	our %EXT_MAP = (); # pluggable maps
38		43
39	our @EVENT;	44	our @EVENT;
40	our $LIBDIR = datadir . "/ext";	45	our $LIBDIR = datadir . "/ext";
41		46
42	our $TICK = MAX_TIME * 1e-6;	47	our $TICK = MAX_TIME * 1e-6;
43	our $TICK_WATCHER;	48	our $TICK_WATCHER;
		49	our $AIO_POLL_WATCHER;
		50	our $WRITE_RUNTIME_WATCHER;
44	our $NEXT_TICK;	51	our $NEXT_TICK;
45	our $NOW;	52	our $NOW;
46		53
47	our %CFG;	54	our %CFG;
48		55
49	our $UPTIME; $UPTIME \|\|= time;	56	our $UPTIME; $UPTIME \|\|= time;
50	our $RUNTIME;	57	our $RUNTIME;
51		58
		59	our %PLAYER; # all users
52	our %MAP; # all maps	60	our %MAP; # all maps
53	our $LINK_MAP; # the special {link} map	61	our $LINK_MAP; # the special {link} map, which is always available
54	our $RANDOM_MAPS = cf::localdir . "/random";	62	our $RANDOM_MAPS = cf::localdir . "/random";
55	our %EXT_CORO;	63
		64	our $WAIT_FOR_TICK; $WAIT_FOR_TICK \|\|= new Coro::Signal;
		65	our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE \|\|= new Coro::Signal;
		66
		67	# used to convert map paths into valid unix filenames by replacing / by ∕
		68	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
56		69
57	binmode STDOUT;	70	binmode STDOUT;
58	binmode STDERR;	71	binmode STDERR;
59		72
60	# read virtual server time, if available	73	# read virtual server time, if available
…		…
68	mkdir cf::localdir . "/" . cf::playerdir;	81	mkdir cf::localdir . "/" . cf::playerdir;
69	mkdir cf::localdir . "/" . cf::tmpdir;	82	mkdir cf::localdir . "/" . cf::tmpdir;
70	mkdir cf::localdir . "/" . cf::uniquedir;	83	mkdir cf::localdir . "/" . cf::uniquedir;
71	mkdir $RANDOM_MAPS;	84	mkdir $RANDOM_MAPS;
72		85
73	# a special map that is always available
74	our $LINK_MAP;
75	our $EMERGENCY_POSITION;	86	our $EMERGENCY_POSITION;
76		87
77	#############################################################################	88	#############################################################################
78		89
79	=head2 GLOBAL VARIABLES	90	=head2 GLOBAL VARIABLES
…		…
104		115
105	=item %cf::CFG	116	=item %cf::CFG
106		117
107	Configuration for the server, loaded from C</etc/crossfire/config>, or	118	Configuration for the server, loaded from C</etc/crossfire/config>, or
108	from wherever your confdir points to.	119	from wherever your confdir points to.
		120
		121	=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE
		122
		123	These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK)
		124	or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick
		125	processing has been done. Call C<< ->wait >> on them to maximise the
		126	window of cpu time available, or simply to synchronise to the server tick.
109		127
110	=back	128	=back
111		129
112	=cut	130	=cut
113		131
…		…
117	utf8::encode $msg;	135	utf8::encode $msg;
118		136
119	$msg .= "\n"	137	$msg .= "\n"
120	unless $msg =~ /\n$/;	138	unless $msg =~ /\n$/;
121		139
122	LOG llevError, "cfperl: $msg";	140	LOG llevError, $msg;
123	};	141	};
124	}	142	}
125		143
126	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	144	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
127	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	145	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
…		…
145		163
146	$Event::DIED = sub {	164	$Event::DIED = sub {
147	warn "error in event callback: @_";	165	warn "error in event callback: @_";
148	};	166	};
149		167
150	my %ext_pkg;
151	my @exts;
152	my @hook;
153
154	=head2 UTILITY FUNCTIONS	168	=head2 UTILITY FUNCTIONS
155		169
156	=over 4	170	=over 4
157		171
		172	=item dumpval $ref
		173
158	=cut	174	=cut
		175
		176	sub dumpval {
		177	eval {
		178	local $SIG{__DIE__};
		179	my $d;
		180	if (1) {
		181	$d = new Data::Dumper([$_[0]], ["*var"]);
		182	$d->Terse(1);
		183	$d->Indent(2);
		184	$d->Quotekeys(0);
		185	$d->Useqq(1);
		186	#$d->Bless(...);
		187	$d->Seen($_[1]) if @_ > 1;
		188	$d = $d->Dump();
		189	}
		190	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
		191	$d
		192	} \|\| "[unable to dump $_[0]: '$@']";
		193	}
159		194
160	use JSON::Syck (); # TODO# replace by JSON::PC once working	195	use JSON::Syck (); # TODO# replace by JSON::PC once working
161		196
162	=item $ref = cf::from_json $json	197	=item $ref = cf::from_json $json
163		198
…		…
224	}	259	}
225		260
226	sub freeze_mainloop {	261	sub freeze_mainloop {
227	return unless $TICK_WATCHER->is_active;	262	return unless $TICK_WATCHER->is_active;
228		263
229	my $guard = Coro::guard { $TICK_WATCHER->start };	264	my $guard = Coro::guard {
		265	$TICK_WATCHER->start;
		266	$WRITE_RUNTIME_WATCHER->start;
		267	};
		268	$WRITE_RUNTIME_WATCHER->stop;
230	$TICK_WATCHER->stop;	269	$TICK_WATCHER->stop;
231	$guard	270	$guard
232	}	271	}
233		272
234	=item cf::async { BLOCK }	273	=item cf::async { BLOCK }
…		…
273	warn $@ if $@;	312	warn $@ if $@;
274	undef $busy;	313	undef $busy;
275	})->prio (Coro::PRIO_MAX);	314	})->prio (Coro::PRIO_MAX);
276		315
277	while ($busy) {	316	while ($busy) {
278	unless (Coro::cede) {	317	Coro::cede or Event::one_event;
279	Coro::nready ? Event::one_event 0 : Event::one_event;
280	Coro::cede_notself unless Coro::cede;
281	}
282	}	318	}
283		319
284	wantarray ? @res : $res[0]	320	wantarray ? @res : $res[0]
285	} else {	321	} else {
286	# we are in another coroutine, how wonderful, everything just works	322	# we are in another coroutine, how wonderful, everything just works
…		…
289	}	325	}
290	}	326	}
291		327
292	=item $coro = cf::async_ext { BLOCK }	328	=item $coro = cf::async_ext { BLOCK }
293		329
294	Like async, but this coro is automcatially being canceled when the	330	Like async, but this coro is automatically being canceled when the
295	extension calling this is being unloaded.	331	extension calling this is being unloaded.
296		332
297	=cut	333	=cut
298		334
299	sub async_ext(&) {	335	sub async_ext(&) {
…		…
332	}	368	}
333		369
334	=back	370	=back
335		371
336	=cut	372	=cut
337
338	#############################################################################
339
340	package cf::path;
341
342	sub new {
343	my ($class, $path, $base) = @_;
344
345	$path = $path->as_string if ref $path;
346
347	my $self = bless { }, $class;
348
349	# {... are special paths that are not touched
350	# ?xxx/... are special absolute paths
351	# ?random/... random maps
352	# /! non-realised random map exit
353	# /... normal maps
354	# ~/... per-player maps without a specific player (DO NOT USE)
355	# ~user/... per-player map of a specific user
356
357	if ($path =~ /^{/) {
358	# fine as it is
359	} elsif ($path =~ s{^\?random/}{}) {
360	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
361	$self->{random} = cf::from_json $data;
362	} else {
363	if ($path =~ s{^~([^/]+)?}{}) {
364	$self->{user_rel} = 1;
365
366	if (defined $1) {
367	$self->{user} = $1;
368	} elsif ($base =~ m{^~([^/]+)/}) {
369	$self->{user} = $1;
370	} else {
371	warn "cannot resolve user-relative path without user <$path,$base>\n";
372	}
373	} elsif ($path =~ /^\//) {
374	# already absolute
375	} else {
376	$base =~ s{[^/]+/?$}{};
377	return $class->new ("$base/$path");
378	}
379
380	for ($path) {
381	redo if s{/\.?/}{/};
382	redo if s{/[^/]+/\.\./}{/};
383	}
384	}
385
386	$self->{path} = $path;
387
388	$self
389	}
390
391	# the name / primary key / in-game path
392	sub as_string {
393	my ($self) = @_;
394
395	$self->{user_rel} ? "~$self->{user}$self->{path}"
396	: $self->{random} ? "?random/$self->{path}"
397	: $self->{path}
398	}
399
400	# the displayed name, this is a one way mapping
401	sub visible_name {
402	my ($self) = @_;
403
404	# if (my $rmp = $self->{random}) {
405	# # todo: be more intelligent about this
406	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
407	# } else {
408	$self->as_string
409	# }
410	}
411
412	# escape the /'s in the path
413	sub _escaped_path {
414	# ∕ is U+2215
415	(my $path = $_[0]{path}) =~ s/\//∕/g;
416	$path
417	}
418
419	# the original (read-only) location
420	sub load_path {
421	my ($self) = @_;
422
423	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
424	}
425
426	# the temporary/swap location
427	sub save_path {
428	my ($self) = @_;
429
430	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
431	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
432	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
433	}
434
435	# the unique path, might be eq to save_path
436	sub uniq_path {
437	my ($self) = @_;
438
439	$self->{user_rel} \|\| $self->{random}
440	? undef
441	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
442	}
443
444	# return random map parameters, or undef
445	sub random_map_params {
446	my ($self) = @_;
447
448	$self->{random}
449	}
450
451	# this is somewhat ugly, but style maps do need special treatment
452	sub is_style_map {
453	$_[0]{path} =~ m{^/styles/}
454	}
455
456	package cf;
457		373
458	#############################################################################	374	#############################################################################
459		375
460	=head2 ATTACHABLE OBJECTS	376	=head2 ATTACHABLE OBJECTS
461		377
…		…
587	our @CB_TYPE = (); # registry for type (cf-object class) based events	503	our @CB_TYPE = (); # registry for type (cf-object class) based events
588	our @CB_MAP = ();	504	our @CB_MAP = ();
589		505
590	my %attachment;	506	my %attachment;
591		507
		508	sub cf::attachable::thawer_merge {
		509	# simply override everything except _meta
		510	local $_[0]{_meta};
		511	%{$_[0]} = %{$_[1]};
		512	}
		513
592	sub _attach_cb($$$$) {	514	sub _attach_cb($$$$) {
593	my ($registry, $event, $prio, $cb) = @_;	515	my ($registry, $event, $prio, $cb) = @_;
594		516
595	use sort 'stable';	517	use sort 'stable';
596		518
…		…
767	# object support	689	# object support
768		690
769	sub reattach {	691	sub reattach {
770	# basically do the same as instantiate, without calling instantiate	692	# basically do the same as instantiate, without calling instantiate
771	my ($obj) = @_;	693	my ($obj) = @_;
		694
		695	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
772		696
773	my $registry = $obj->registry;	697	my $registry = $obj->registry;
774		698
775	@$registry = ();	699	@$registry = ();
776		700
…		…
908	=cut	832	=cut
909		833
910	sub register_extcmd {	834	sub register_extcmd {
911	my ($name, $cb) = @_;	835	my ($name, $cb) = @_;
912		836
913	my $caller = caller;
914	#warn "registering extcmd '$name' to '$caller'";
915
916	$EXTCMD{$name} = [$cb, $caller];	837	$EXTCMD{$name} = $cb;
917	}	838	}
918		839
919	cf::player->attach (	840	cf::player->attach (
920	on_command => sub {	841	on_command => sub {
921	my ($pl, $name, $params) = @_;	842	my ($pl, $name, $params) = @_;
…		…
934		855
935	my $msg = eval { from_json $buf };	856	my $msg = eval { from_json $buf };
936		857
937	if (ref $msg) {	858	if (ref $msg) {
938	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	859	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
939	if (my %reply = $cb->[0]->($pl, $msg)) {	860	if (my %reply = $cb->($pl, $msg)) {
940	$pl->ext_reply ($msg->{msgid}, %reply);	861	$pl->ext_reply ($msg->{msgid}, %reply);
941	}	862	}
942	}	863	}
943	} else {	864	} else {
944	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	865	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
946		867
947	cf::override;	868	cf::override;
948	},	869	},
949	);	870	);
950		871
951	sub register {
952	my ($base, $pkg) = @_;
953
954	#TODO
955	}
956
957	sub load_extension {	872	sub load_extension {
958	my ($path) = @_;	873	my ($path) = @_;
959		874
960	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	875	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
961	my $base = $1;	876	my $base = $1;
962	my $pkg = $1;	877	my $pkg = $1;
963	$pkg =~ s/[^[:word:]]/_/g;	878	$pkg =~ s/[^[:word:]]/_/g;
964	$pkg = "ext::$pkg";	879	$pkg = "ext::$pkg";
965		880
966	warn "loading '$path' into '$pkg'\n";	881	warn "... loading '$path' into '$pkg'\n";
967		882
968	open my $fh, "<:utf8", $path	883	open my $fh, "<:utf8", $path
969	or die "$path: $!";	884	or die "$path: $!";
970		885
971	my $source =	886	my $source =
972	"package $pkg; use strict; use utf8;\n"	887	"package $pkg; use strict; use utf8;\n"
973	. "#line 1 \"$path\"\n{\n"	888	. "#line 1 \"$path\"\n{\n"
974	. (do { local $/; <$fh> })	889	. (do { local $/; <$fh> })
975	. "\n};\n1";	890	. "\n};\n1";
976		891
977	eval $source	892	unless (eval $source) {
978	or die $@ ? "$path: $@\n"	893	my $msg = $@ ? "$path: $@\n"
979	: "extension disabled.\n";	894	: "extension disabled.\n";
980		895	if ($source =~ /^#!.perl.#.*MANDATORY/m) { # ugly match
981	push @exts, $pkg;	896	warn $@;
982	$ext_pkg{$base} = $pkg;	897	warn "mandatory extension failed to load, exiting.\n";
983		898	exit 1;
984	# no strict 'refs';	899	}
985	# @{"$pkg\::ISA"} = ext::;	900	die $@;
986
987	register $base, $pkg;
988	}
989
990	sub unload_extension {
991	my ($pkg) = @_;
992
993	warn "removing extension $pkg\n";
994
995	# remove hooks
996	#TODO
997	# for my $idx (0 .. $#PLUGIN_EVENT) {
998	# delete $hook[$idx]{$pkg};
999	# }	901	}
1000		902
1001	# remove commands	903	push @EXTS, $pkg;
1002	for my $name (keys %COMMAND) {
1003	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
1004
1005	if (@cb) {
1006	$COMMAND{$name} = \@cb;
1007	} else {
1008	delete $COMMAND{$name};
1009	}
1010	}
1011
1012	# remove extcmds
1013	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1014	delete $EXTCMD{$name};
1015	}
1016
1017	if (my $cb = $pkg->can ("unload")) {
1018	eval {
1019	$cb->($pkg);
1020	1
1021	} or warn "$pkg unloaded, but with errors: $@";
1022	}
1023
1024	Symbol::delete_package $pkg;
1025	}	904	}
1026		905
1027	sub load_extensions {	906	sub load_extensions {
1028	for my $ext (<$LIBDIR/*.ext>) {	907	for my $ext (<$LIBDIR/*.ext>) {
1029	next unless -r $ext;	908	next unless -r $ext;
…		…
1033	} or warn "$ext not loaded: $@";	912	} or warn "$ext not loaded: $@";
1034	}	913	}
1035	}	914	}
1036		915
1037	#############################################################################	916	#############################################################################
1038	# load/save/clean perl data associated with a map
1039
1040	*cf::mapsupport::on_clean = sub {
1041	my ($map) = @_;
1042
1043	my $path = $map->tmpname;
1044	defined $path or return;
1045
1046	unlink "$path.pst";
1047	};
1048
1049	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1050
1051	#############################################################################
1052	# load/save perl data associated with player->ob objects
1053
1054	sub all_objects(@) {
1055	@_, map all_objects ($_->inv), @_
1056	}
1057
1058	# TODO: compatibility cruft, remove when no longer needed
1059	cf::player->attach (
1060	on_load => sub {
1061	my ($pl, $path) = @_;
1062
1063	for my $o (all_objects $pl->ob) {
1064	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1065	$o->set_ob_key_value ("_perl_data");
1066
1067	%$o = %{ Storable::thaw pack "H*", $value };
1068	}
1069	}
1070	},
1071	);
1072
1073	#############################################################################
1074		917
1075	=head2 CORE EXTENSIONS	918	=head2 CORE EXTENSIONS
1076		919
1077	Functions and methods that extend core crossfire objects.	920	Functions and methods that extend core crossfire objects.
1078		921
		922	=cut
		923
		924	package cf::player;
		925
		926	use Coro::AIO;
		927
1079	=head3 cf::player	928	=head3 cf::player
1080		929
1081	=over 4	930	=over 4
1082		931
1083	=item cf::player::exists $login	932	=item cf::player::find $login
1084		933
1085	Returns true when the given account exists.	934	Returns the given player object, loading it if necessary (might block).
1086		935
1087	=cut	936	=cut
1088		937
1089	sub cf::player::exists($) {	938	sub playerdir($) {
1090	cf::player::find $_[0]	939	cf::localdir
1091	or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[0]) x 2;	940	. "/"
		941	. cf::playerdir
		942	. "/"
		943	. (ref $_[0] ? $_[0]->ob->name : $_[0])
		944	}
		945
		946	sub path($) {
		947	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
		948
		949	(playerdir $login) . "/$login.pl"
		950	}
		951
		952	sub find_active($) {
		953	$cf::PLAYER{$_[0]}
		954	and $cf::PLAYER{$_[0]}->active
		955	and $cf::PLAYER{$_[0]}
		956	}
		957
		958	sub exists($) {
		959	my ($login) = @_;
		960
		961	$cf::PLAYER{$login}
		962	or cf::sync_job { !aio_stat $login }
		963	}
		964
		965	sub find($) {
		966	return $cf::PLAYER{$_[0]} \|\| do {
		967	my $login = $_[0];
		968
		969	my $guard = cf::lock_acquire "user_find:$login";
		970
		971	$cf::PLAYER{$_[0]} \|\| do {
		972	my $pl = load_pl path $login
		973	or return;
		974	$cf::PLAYER{$login} = $pl
		975	}
		976	}
		977	}
		978
		979	sub save($) {
		980	my ($pl) = @_;
		981
		982	return if $pl->{deny_save};
		983
		984	my $path = path $pl;
		985	my $guard = cf::lock_acquire "user_save:$path";
		986
		987	return if $pl->{deny_save};
		988
		989	aio_mkdir playerdir $pl, 0770;
		990	$pl->{last_save} = $cf::RUNTIME;
		991
		992	$pl->save_pl ($path);
		993	Coro::cede;
		994	}
		995
		996	sub new($) {
		997	my ($login) = @_;
		998
		999	my $self = create;
		1000
		1001	$self->ob->name ($login);
		1002	$self->{deny_save} = 1;
		1003
		1004	$cf::PLAYER{$login} = $self;
		1005
		1006	$self
		1007	}
		1008
		1009	=item $pl->quit_character
		1010
		1011	Nukes the player without looking back. If logged in, the connection will
		1012	be destroyed. May block for a long time.
		1013
		1014	=cut
		1015
		1016	sub quit_character {
		1017	my ($pl) = @_;
		1018
		1019	$pl->{deny_save} = 1;
		1020	$pl->password ("*"); # this should lock out the player until we nuked the dir
		1021
		1022	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
		1023	$pl->deactivate;
		1024	$pl->invoke (cf::EVENT_PLAYER_QUIT);
		1025	$pl->ns->destroy if $pl->ns;
		1026
		1027	my $path = playerdir $pl;
		1028	my $temp = "$path~$cf::RUNTIME~deleting~";
		1029	aio_rename $path, $temp;
		1030	delete $cf::PLAYER{$pl->ob->name};
		1031	$pl->destroy;
		1032	IO::AIO::aio_rmtree $temp;
		1033	}
		1034
		1035	=item cf::player::list_logins
		1036
		1037	Returns am arrayref of all valid playernames in the system, can take a
		1038	while and may block, so not sync_job-capable, ever.
		1039
		1040	=cut
		1041
		1042	sub list_logins {
		1043	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
		1044	or return [];
		1045
		1046	my @logins;
		1047
		1048	for my $login (@$dirs) {
		1049	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
		1050	aio_read $fh, 0, 512, my $buf, 0 or next;
		1051	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1052
		1053	utf8::decode $login;
		1054	push @logins, $login;
		1055	}
		1056
		1057	\@logins
		1058	}
		1059
		1060	=item $player->maps
		1061
		1062	Returns an arrayref of map paths that are private for this
		1063	player. May block.
		1064
		1065	=cut
		1066
		1067	sub maps($) {
		1068	my ($pl) = @_;
		1069
		1070	my $files = aio_readdir playerdir $pl
		1071	or return;
		1072
		1073	my @paths;
		1074
		1075	for (@$files) {
		1076	utf8::decode $_;
		1077	next if /\.(?:pl\|pst)$/;
		1078	next unless /^$PATH_SEP/o;
		1079
		1080	s/\.map$//;
		1081	push @paths, "~" . $pl->ob->name . "/" . $_;
		1082	}
		1083
		1084	\@paths
1092	}	1085	}
1093		1086
1094	=item $player->ext_reply ($msgid, $msgtype, %msg)	1087	=item $player->ext_reply ($msgid, $msgtype, %msg)
1095		1088
1096	Sends an ext reply to the player.	1089	Sends an ext reply to the player.
1097		1090
1098	=cut	1091	=cut
1099		1092
1100	sub cf::player::ext_reply($$$%) {	1093	sub ext_reply($$$%) {
1101	my ($self, $id, %msg) = @_;	1094	my ($self, $id, %msg) = @_;
1102		1095
1103	$msg{msgid} = $id;	1096	$msg{msgid} = $id;
1104		1097
1105	$self->send ("ext " . to_json \%msg);	1098	$self->send ("ext " . cf::to_json \%msg);
1106	}	1099	}
		1100
		1101	package cf;
1107		1102
1108	=back	1103	=back
1109		1104
1110		1105
1111	=head3 cf::map	1106	=head3 cf::map
…		…
1117	package cf::map;	1112	package cf::map;
1118		1113
1119	use Fcntl;	1114	use Fcntl;
1120	use Coro::AIO;	1115	use Coro::AIO;
1121		1116
		1117	use overload
		1118	'""' => \&as_string;
		1119
1122	our $MAX_RESET = 3600;	1120	our $MAX_RESET = 3600;
1123	our $DEFAULT_RESET = 3000;	1121	our $DEFAULT_RESET = 3000;
1124		1122
1125	sub generate_random_map {	1123	sub generate_random_map {
1126	my ($path, $rmp) = @_;	1124	my ($self, $rmp) = @_;
1127		1125
1128	# mit "rum" bekleckern, nicht	1126	# mit "rum" bekleckern, nicht
1129	cf::map::_create_random_map	1127	$self->_create_random_map (
1130	$path,
1131	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1128	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1132	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1129	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1133	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1130	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1134	$rmp->{exit_on_final_map},	1131	$rmp->{exit_on_final_map},
1135	$rmp->{xsize}, $rmp->{ysize},	1132	$rmp->{xsize}, $rmp->{ysize},
1136	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1133	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1137	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1134	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1138	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1135	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1139	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1136	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1140	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1137	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1141	(cf::region::find $rmp->{region})	1138	(cf::region::find $rmp->{region}), $rmp->{custom}
		1139	)
		1140	}
		1141
		1142	sub register {
		1143	my (undef, $regex) = @_;
		1144	my $pkg = caller;
		1145
		1146	no strict;
		1147	push @{"$pkg\::ISA"}, __PACKAGE__;
		1148
		1149	$EXT_MAP{$pkg} = qr<$regex>;
		1150	}
		1151
		1152	# also paths starting with '/'
		1153	$EXT_MAP{"cf::map"} = qr{^(?=/)};
		1154
		1155	sub thawer_merge {
		1156	# we have to keep some variables in memory intact
		1157	local $_[0]{path};
		1158	local $_[0]{deny_save};
		1159	local $_[0]{deny_reset};
		1160
		1161	$_[0]->SUPER::thawer_merge ($_[1]);
		1162	}
		1163
		1164	sub normalise {
		1165	my ($path, $base) = @_;
		1166
		1167	# map plan:
		1168	#
		1169	# /! non-realised random map exit (special hack!)
		1170	# {... are special paths that are not being touched
		1171	# ?xxx/... are special absolute paths
		1172	# ?random/... random maps
		1173	# /... normal maps
		1174	# ~user/... per-player map of a specific user
		1175
		1176	$path =~ s/$PATH_SEP/\//go;
		1177
		1178	# treat it as relative path if it starts with
		1179	# something that looks reasonable
		1180	if ($path =~ m{^(?:\./\|\.\./\|\w)}) {
		1181	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1182
		1183	$base =~ s{[^/]+/?$}{};
		1184	$path = "$base/$path";
		1185	}
		1186
		1187	for ($path) {
		1188	redo if s{//}{/};
		1189	redo if s{/\.?/}{/};
		1190	redo if s{/[^/]+/\.\./}{/};
		1191	}
		1192
		1193	$path
		1194	}
		1195
		1196	sub new_from_path {
		1197	my (undef, $path, $base) = @_;
		1198
		1199	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1200
		1201	$path = normalise $path, $base;
		1202
		1203	for my $pkg (keys %EXT_MAP) {
		1204	if ($path =~ $EXT_MAP{$pkg}) {
		1205	my $self = bless cf::map::new, $pkg;
		1206	$self->{path} = $path; $self->path ($path);
		1207	$self->init; # pass $1 etc.
		1208	return $self;
		1209	}
		1210	}
		1211
		1212	Carp::carp "unable to resolve path '$path'.";
		1213	()
		1214	}
		1215
		1216	sub init {
		1217	my ($self) = @_;
		1218
		1219	$self
		1220	}
		1221
		1222	sub as_string {
		1223	my ($self) = @_;
		1224
		1225	"$self->{path}"
		1226	}
		1227
		1228	# the displayed name, this is a one way mapping
		1229	sub visible_name {
		1230	&as_string
		1231	}
		1232
		1233	# the original (read-only) location
		1234	sub load_path {
		1235	my ($self) = @_;
		1236
		1237	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
		1238	}
		1239
		1240	# the temporary/swap location
		1241	sub save_path {
		1242	my ($self) = @_;
		1243
		1244	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1245	sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $path
		1246	}
		1247
		1248	# the unique path, undef == no special unique path
		1249	sub uniq_path {
		1250	my ($self) = @_;
		1251
		1252	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1253	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1142	}	1254	}
1143		1255
1144	# and all this just because we cannot iterate over	1256	# and all this just because we cannot iterate over
1145	# all maps in C++...	1257	# all maps in C++...
1146	sub change_all_map_light {	1258	sub change_all_map_light {
…		…
1148		1260
1149	$_->change_map_light ($change)	1261	$_->change_map_light ($change)
1150	for grep $_->outdoor, values %cf::MAP;	1262	for grep $_->outdoor, values %cf::MAP;
1151	}	1263	}
1152		1264
		1265	sub unlink_save {
		1266	my ($self) = @_;
		1267
		1268	utf8::encode (my $save = $self->save_path);
		1269	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
		1270	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
		1271	}
		1272
1153	sub try_load_header($) {	1273	sub load_header_from($) {
1154	my ($path) = @_;	1274	my ($self, $path) = @_;
1155		1275
1156	utf8::encode $path;	1276	utf8::encode $path;
1157	aio_open $path, O_RDONLY, 0	1277	aio_open $path, O_RDONLY, 0
1158	or return;	1278	or return;
1159		1279
1160	my $map = cf::map::new	1280	$self->_load_header ($path)
1161	or return;	1281	or return;
1162		1282
1163	# for better error messages only, will be overwritten	1283	$self->{load_path} = $path;
1164	$map->path ($path);
1165		1284
1166	$map->load_header ($path)	1285	1
		1286	}
		1287
		1288	sub load_orig {
		1289	my ($self) = @_;
		1290
		1291	$self->load_header_from ($self->load_path)
		1292	}
		1293
		1294	sub load_temp {
		1295	my ($self) = @_;
		1296
		1297	$self->load_header_from ($self->save_path)
		1298	}
		1299
		1300	sub load_header {
		1301	my ($self) = @_;
		1302
		1303	if ($self->load_temp) {
		1304	$self->last_access ((delete $self->{last_access})
		1305	\|\| $cf::RUNTIME); #d#
		1306	# safety
		1307	$self->{instantiate_time} = $cf::RUNTIME
		1308	if $self->{instantiate_time} > $cf::RUNTIME;
		1309	} else {
		1310	$self->load_orig
1167	or return;	1311	or return;
1168		1312
1169	$map->{load_path} = $path;	1313	$self->{load_original} = 1;
		1314	$self->{instantiate_time} = $cf::RUNTIME;
		1315	$self->last_access ($cf::RUNTIME);
		1316	$self->instantiate;
		1317	}
1170		1318
1171	$map	1319	1
1172	}	1320	}
1173		1321
1174	sub find;	1322	sub find;
1175	sub find {	1323	sub find {
1176	my ($path, $origin) = @_;	1324	my ($path, $origin) = @_;
1177		1325
1178	#warn "find<$path,$origin>\n";#d#
1179
1180	$path = new cf::path $path, $origin && $origin->path;	1326	$path = normalise $path, $origin && $origin->path;
1181	my $key = $path->as_string;
1182		1327
1183	cf::lock_wait "map_find:$key";	1328	cf::lock_wait "map_find:$path";
1184		1329
1185	$cf::MAP{$key} \|\| do {	1330	$cf::MAP{$path} \|\| do {
1186	my $guard = cf::lock_acquire "map_find:$key";	1331	my $guard = cf::lock_acquire "map_find:$path";
1187		1332	my $map = new_from_path cf::map $path
1188	# do it the slow way
1189	my $map = try_load_header $path->save_path;
1190
1191	Coro::cede;
1192
1193	if ($map) {
1194	$map->last_access ((delete $map->{last_access})
1195	\|\| $cf::RUNTIME); #d#
1196	# safety
1197	$map->{instantiate_time} = $cf::RUNTIME
1198	if $map->{instantiate_time} > $cf::RUNTIME;
1199	} else {
1200	if (my $rmp = $path->random_map_params) {
1201	$map = generate_random_map $key, $rmp;
1202	} else {
1203	$map = try_load_header $path->load_path;
1204	}
1205
1206	$map or return;	1333	or return;
1207		1334
1208	$map->{load_original} = 1;
1209	$map->{instantiate_time} = $cf::RUNTIME;
1210	$map->last_access ($cf::RUNTIME);
1211	$map->instantiate;
1212
1213	# per-player maps become, after loading, normal maps
1214	$map->per_player (0) if $path->{user_rel};
1215	}
1216
1217	$map->path ($key);
1218	$map->{path} = $path;
1219	$map->{last_save} = $cf::RUNTIME;	1335	$map->{last_save} = $cf::RUNTIME;
1220		1336
1221	Coro::cede;	1337	$map->load_header
		1338	or return;
1222		1339
1223	if ($map->should_reset) {	1340	if ($map->should_reset) {
1224	$map->reset;	1341	$map->reset;
1225	undef $guard;	1342	undef $guard;
1226	$map = find $path	1343	$map = find $path
1227	or return;	1344	or return;
1228	}	1345	}
1229		1346
1230	$cf::MAP{$key} = $map	1347	$cf::MAP{$path} = $map
1231	}	1348	}
1232	}	1349	}
1233		1350
1234	sub load {	1351	sub load {
1235	my ($self) = @_;	1352	my ($self) = @_;
1236		1353
1237	my $path = $self->{path};	1354	my $path = $self->{path};
1238	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1355	my $guard = cf::lock_acquire "map_load:$path";
1239		1356
1240	return if $self->in_memory != cf::MAP_SWAPPED;	1357	return if $self->in_memory != cf::MAP_SWAPPED;
1241		1358
1242	$self->in_memory (cf::MAP_LOADING);	1359	$self->in_memory (cf::MAP_LOADING);
1243		1360
1244	$self->alloc;	1361	$self->alloc;
1245	$self->load_objects ($self->{load_path}, 1)	1362	$self->_load_objects ($self->{load_path}, 1)
1246	or return;	1363	or return;
1247		1364
1248	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1365	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1249	if delete $self->{load_original};	1366	if delete $self->{load_original};
1250		1367
1251	if (my $uniq = $path->uniq_path) {	1368	if (my $uniq = $self->uniq_path) {
1252	utf8::encode $uniq;	1369	utf8::encode $uniq;
1253	if (aio_open $uniq, O_RDONLY, 0) {	1370	if (aio_open $uniq, O_RDONLY, 0) {
1254	$self->clear_unique_items;	1371	$self->clear_unique_items;
1255	$self->load_objects ($uniq, 0);	1372	$self->_load_objects ($uniq, 0);
1256	}	1373	}
1257	}	1374	}
1258		1375
1259	Coro::cede;	1376	Coro::cede;
1260		1377
1261	# now do the right thing for maps	1378	# now do the right thing for maps
1262	$self->link_multipart_objects;	1379	$self->link_multipart_objects;
1263		1380
1264	if ($self->{path}->is_style_map) {	1381	unless ($self->{deny_activate}) {
1265	$self->{deny_save} = 1;	1382	$self->decay_objects;
1266	$self->{deny_reset} = 1;
1267	} else {
1268	$self->fix_auto_apply;	1383	$self->fix_auto_apply;
1269	$self->decay_objects;
1270	$self->update_buttons;	1384	$self->update_buttons;
		1385	Coro::cede;
1271	$self->set_darkness_map;	1386	$self->set_darkness_map;
1272	$self->difficulty ($self->estimate_difficulty)	1387	$self->difficulty ($self->estimate_difficulty)
1273	unless $self->difficulty;	1388	unless $self->difficulty;
		1389	Coro::cede;
1274	$self->activate;	1390	$self->activate;
1275	}	1391	}
1276		1392
1277	Coro::cede;
1278
1279	$self->in_memory (cf::MAP_IN_MEMORY);	1393	$self->in_memory (cf::MAP_IN_MEMORY);
		1394	}
		1395
		1396	sub customise_for {
		1397	my ($self, $ob) = @_;
		1398
		1399	return find "~" . $ob->name . "/" . $self->{path}
		1400	if $self->per_player;
		1401
		1402	$self
		1403	}
		1404
		1405	# find and load all maps in the 3x3 area around a map
		1406	sub load_diag {
		1407	my ($map) = @_;
		1408
		1409	my @diag; # diagonal neighbours
		1410
		1411	for (0 .. 3) {
		1412	my $neigh = $map->tile_path ($_)
		1413	or next;
		1414	$neigh = find $neigh, $map
		1415	or next;
		1416	$neigh->load;
		1417
		1418	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1419	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1420	}
		1421
		1422	for (@diag) {
		1423	my $neigh = find @$_
		1424	or next;
		1425	$neigh->load;
		1426	}
1280	}	1427	}
1281		1428
1282	sub find_sync {	1429	sub find_sync {
1283	my ($path, $origin) = @_;	1430	my ($path, $origin) = @_;
1284		1431
1285	cf::sync_job { cf::map::find $path, $origin }	1432	cf::sync_job { find $path, $origin }
1286	}	1433	}
1287		1434
1288	sub do_load_sync {	1435	sub do_load_sync {
1289	my ($map) = @_;	1436	my ($map) = @_;
1290		1437
1291	cf::sync_job { $map->load };	1438	cf::sync_job { $map->load };
1292	}	1439	}
1293		1440
		1441	our %MAP_PREFETCH;
		1442	our $MAP_PREFETCHER = Coro::async {
		1443	while () {
		1444	for my $path (keys %MAP_PREFETCH) {
		1445	my $map = find $path
		1446	or next;
		1447	$map->load;
		1448
		1449	delete $MAP_PREFETCH{$path};
		1450	}
		1451	Coro::schedule;
		1452	}
		1453	};
		1454
		1455	sub find_async {
		1456	my ($path, $origin) = @_;
		1457
		1458	$path = normalise $path, $origin && $origin->{path};
		1459
		1460	if (my $map = $cf::MAP{$path}) {
		1461	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1462	}
		1463
		1464	$MAP_PREFETCH{$path} = 0;
		1465	$MAP_PREFETCHER->ready;
		1466
		1467	()
		1468	}
		1469
1294	sub save {	1470	sub save {
1295	my ($self) = @_;	1471	my ($self) = @_;
1296		1472
1297	my $lock = cf::lock_acquire "map_data:" . $self->path;	1473	my $lock = cf::lock_acquire "map_data:" . $self->path;
1298		1474
1299	$self->{last_save} = $cf::RUNTIME;	1475	$self->{last_save} = $cf::RUNTIME;
1300		1476
1301	return unless $self->dirty;	1477	return unless $self->dirty;
1302		1478
1303	my $save = $self->{path}->save_path; utf8::encode $save;	1479	my $save = $self->save_path; utf8::encode $save;
1304	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1480	my $uniq = $self->uniq_path; utf8::encode $uniq;
1305		1481
1306	$self->{load_path} = $save;	1482	$self->{load_path} = $save;
1307		1483
1308	return if $self->{deny_save};	1484	return if $self->{deny_save};
1309		1485
1310	local $self->{last_access} = $self->last_access;#d#	1486	local $self->{last_access} = $self->last_access;#d#
1311		1487
		1488	cf::async {
		1489	$_->contr->save for $self->players;
		1490	};
		1491
1312	if ($uniq) {	1492	if ($uniq) {
1313	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);	1493	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);
1314	$self->save_objects ($uniq, cf::IO_UNIQUES);	1494	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1315	} else {	1495	} else {
1316	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);	1496	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);
1317	}	1497	}
1318	}	1498	}
1319		1499
1320	sub swap_out {	1500	sub swap_out {
1321	my ($self) = @_;	1501	my ($self) = @_;
…		…
1335		1515
1336	sub reset_at {	1516	sub reset_at {
1337	my ($self) = @_;	1517	my ($self) = @_;
1338		1518
1339	# TODO: safety, remove and allow resettable per-player maps	1519	# TODO: safety, remove and allow resettable per-player maps
1340	return 1e99 if $self->{path}{user_rel};	1520	return 1e99 if $self->isa ("ext::map_per_player");#d#
1341	return 1e99 if $self->{deny_reset};	1521	return 1e99 if $self->{deny_reset};
1342		1522
1343	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1523	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1344	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;	1524	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;
1345		1525
…		…
1350	my ($self) = @_;	1530	my ($self) = @_;
1351		1531
1352	$self->reset_at <= $cf::RUNTIME	1532	$self->reset_at <= $cf::RUNTIME
1353	}	1533	}
1354		1534
1355	sub unlink_save {
1356	my ($self) = @_;
1357
1358	utf8::encode (my $save = $self->{path}->save_path);
1359	aioreq_pri 3; IO::AIO::aio_unlink $save;
1360	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1361	}
1362
1363	sub rename {	1535	sub rename {
1364	my ($self, $new_path) = @_;	1536	my ($self, $new_path) = @_;
1365		1537
		1538	normalise $new_path;
		1539
1366	$self->unlink_save;	1540	$self->unlink_save;
1367		1541
1368	delete $cf::MAP{$self->path};	1542	delete $cf::MAP{$self->path};
1369	$self->{path} = new cf::path $new_path;	1543	$self->{path} = $new_path; $self->path ($self->{path});
1370	$self->path ($self->{path}->as_string);
1371	$cf::MAP{$self->path} = $self;	1544	$cf::MAP{$self->path} = $self;
1372		1545
1373	$self->save;	1546	$self->save;
1374	}	1547	}
1375		1548
1376	sub reset {	1549	sub reset {
1377	my ($self) = @_;	1550	my ($self) = @_;
1378		1551
1379	my $lock = cf::lock_acquire "map_data:" . $self->path;	1552	my $lock = cf::lock_acquire "map_data:$self->{path}";
1380		1553
1381	return if $self->players;	1554	return if $self->players;
1382	return if $self->{path}{user_rel};#d#	1555	return if $self->isa ("ext::map_per_player");#d#
1383		1556
1384	warn "resetting map ", $self->path;#d#	1557	warn "resetting map ", $self->path;#d#
1385		1558
1386	delete $cf::MAP{$self->path};	1559	delete $cf::MAP{$self->path};
		1560
		1561	$self->in_memory (cf::MAP_SWAPPED);
		1562	$self->clear;
1387		1563
1388	$_->clear_links_to ($self) for values %cf::MAP;	1564	$_->clear_links_to ($self) for values %cf::MAP;
1389		1565
1390	$self->unlink_save;	1566	$self->unlink_save;
1391	$self->destroy;	1567	$self->destroy;
…		…
1400	$self->reset_timeout (1);	1576	$self->reset_timeout (1);
1401	$self->rename ("{nuke}/" . ($nuke_counter++));	1577	$self->rename ("{nuke}/" . ($nuke_counter++));
1402	$self->reset; # polite request, might not happen	1578	$self->reset; # polite request, might not happen
1403	}	1579	}
1404		1580
1405	sub customise_for {	1581	=item cf::map::unique_maps
1406	my ($map, $ob) = @_;
1407		1582
1408	if ($map->per_player) {	1583	Returns an arrayref of paths of all shared maps that have
1409	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1584	instantiated unique items. May block.
1410	}
1411		1585
1412	$map	1586	=cut
1413	}
1414		1587
1415	sub emergency_save {	1588	sub unique_maps() {
1416	my $freeze_guard = cf::freeze_mainloop;	1589	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1590	or return;
1417		1591
1418	warn "enter emergency map save\n";	1592	my @paths;
1419		1593
1420	cf::sync_job {	1594	for (@$files) {
1421	warn "begin emergency map save\n";	1595	utf8::decode $_;
1422	$_->save for values %cf::MAP;	1596	next if /\.pst$/;
		1597	next unless /^$PATH_SEP/o;
		1598
		1599	s/\.map$//;
		1600	push @paths, $_;
1423	};	1601	}
1424		1602
1425	warn "end emergency map save\n";	1603	\@paths
1426	}	1604	}
1427		1605
1428	package cf;	1606	package cf;
1429		1607
1430	=back	1608	=back
1431		1609
		1610	=head3 cf::object
		1611
		1612	=cut
		1613
		1614	package cf::object;
		1615
		1616	=over 4
		1617
		1618	=item $ob->inv_recursive
		1619
		1620	Returns the inventory of the object _and_ their inventories, recursively.
		1621
		1622	=cut
		1623
		1624	sub inv_recursive_;
		1625	sub inv_recursive_ {
		1626	map { $_, inv_recursive_ $_->inv } @_
		1627	}
		1628
		1629	sub inv_recursive {
		1630	inv_recursive_ inv $_[0]
		1631	}
		1632
		1633	package cf;
		1634
		1635	=back
1432		1636
1433	=head3 cf::object::player	1637	=head3 cf::object::player
1434		1638
1435	=over 4	1639	=over 4
1436		1640
…		…
1476		1680
1477	=item $player_object->enter_link	1681	=item $player_object->enter_link
1478		1682
1479	Freezes the player and moves him/her to a special map (C<{link}>).	1683	Freezes the player and moves him/her to a special map (C<{link}>).
1480		1684
1481	The player should be reaosnably safe there for short amounts of time. You	1685	The player should be reasonably safe there for short amounts of time. You
1482	I<MUST> call C<leave_link> as soon as possible, though.	1686	I<MUST> call C<leave_link> as soon as possible, though.
1483		1687
		1688	Will never block.
		1689
1484	=item $player_object->leave_link ($map, $x, $y)	1690	=item $player_object->leave_link ($map, $x, $y)
1485		1691
1486	Moves the player out of the specila link map onto the given map. If the	1692	Moves the player out of the special C<{link}> map onto the specified
1487	map is not valid (or omitted), the player will be moved back to the	1693	map. If the map is not valid (or omitted), the player will be moved back
1488	location he/she was before the call to C<enter_link>, or, if that fails,	1694	to the location he/she was before the call to C<enter_link>, or, if that
1489	to the emergency map position.	1695	fails, to the emergency map position.
1490		1696
1491	Might block.	1697	Might block.
1492		1698
1493	=cut	1699	=cut
		1700
		1701	sub link_map {
		1702	unless ($LINK_MAP) {
		1703	$LINK_MAP = cf::map::find "{link}"
		1704	or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 };
		1705	$LINK_MAP->load;
		1706	}
		1707
		1708	$LINK_MAP
		1709	}
1494		1710
1495	sub cf::object::player::enter_link {	1711	sub cf::object::player::enter_link {
1496	my ($self) = @_;	1712	my ($self) = @_;
1497		1713
1498	$self->deactivate_recursive;	1714	$self->deactivate_recursive;
1499		1715
1500	return if $self->map == $LINK_MAP;	1716	return if UNIVERSAL::isa $self->map, "ext::map_link";
1501		1717
1502	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]	1718	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]
1503	if $self->map;	1719	if $self->map;
1504		1720
1505	$self->enter_map ($LINK_MAP, 20, 20);	1721	$self->enter_map ($LINK_MAP \|\| link_map, 20, 20);
1506	}	1722	}
1507		1723
1508	sub cf::object::player::leave_link {	1724	sub cf::object::player::leave_link {
1509	my ($self, $map, $x, $y) = @_;	1725	my ($self, $map, $x, $y) = @_;
1510		1726
…		…
1528	# use -1 or undef as default coordinates, not 0, 0	1744	# use -1 or undef as default coordinates, not 0, 0
1529	($x, $y) = ($map->enter_x, $map->enter_y)	1745	($x, $y) = ($map->enter_x, $map->enter_y)
1530	if $x <=0 && $y <= 0;	1746	if $x <=0 && $y <= 0;
1531		1747
1532	$map->load;	1748	$map->load;
		1749	$map->load_diag;
1533		1750
		1751	return unless $self->contr->active;
1534	$self->activate_recursive;	1752	$self->activate_recursive;
1535	$self->enter_map ($map, $x, $y);	1753	$self->enter_map ($map, $x, $y);
1536	}	1754	}
1537		1755
1538	cf::player->attach (	1756	cf::player->attach (
…		…
1550	my ($pl) = @_;	1768	my ($pl) = @_;
1551		1769
1552	# try to abort aborted map switching on player login :)	1770	# try to abort aborted map switching on player login :)
1553	# should happen only on crashes	1771	# should happen only on crashes
1554	if ($pl->ob->{_link_pos}) {	1772	if ($pl->ob->{_link_pos}) {
1555
1556	$pl->ob->enter_link;	1773	$pl->ob->enter_link;
1557	(async {	1774	(async {
1558	# we need this sleep as the login has a concurrent enter_exit running	1775	# we need this sleep as the login has a concurrent enter_exit running
1559	# and this sleep increases chances of the player not ending up in scorn	1776	# and this sleep increases chances of the player not ending up in scorn
1560	$pl->ob->reply (undef,	1777	$pl->ob->reply (undef,
…		…
1576	my ($self, $path, $x, $y) = @_;	1793	my ($self, $path, $x, $y) = @_;
1577		1794
1578	$self->enter_link;	1795	$self->enter_link;
1579		1796
1580	(async {	1797	(async {
1581	$path = new cf::path $path;
1582
1583	my $map = cf::map::find $path->as_string;	1798	my $map = cf::map::find $path;
1584	$map = $map->customise_for ($self) if $map;	1799	$map = $map->customise_for ($self) if $map;
1585		1800
1586	# warn "entering ", $map->path, " at ($x, $y)\n"	1801	# warn "entering ", $map->path, " at ($x, $y)\n"
1587	# if $map;	1802	# if $map;
1588		1803
1589	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE \| cf::NDI_RED);	1804	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE \| cf::NDI_RED);
1590		1805
1591	$self->leave_link ($map, $x, $y);	1806	$self->leave_link ($map, $x, $y);
1592	})->prio (1);	1807	})->prio (1);
1593	}	1808	}
1594		1809
…		…
1653	$self->deactivate_recursive; # just to be sure	1868	$self->deactivate_recursive; # just to be sure
1654	unless (eval {	1869	unless (eval {
1655	prepare_random_map $exit	1870	prepare_random_map $exit
1656	if $exit->slaying eq "/!";	1871	if $exit->slaying eq "/!";
1657		1872
1658	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;	1873	my $path = new_from_path cf::map $exit->slaying, $exit->map && $exit->map->path;
1659	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);	1874	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1660		1875
1661	1;	1876	1;
1662	}) {	1877	}) {
1663	$self->message ("Something went wrong deep within the crossfire server. "	1878	$self->message ("Something went wrong deep within the crossfire server. "
1664	. "I'll try to bring you back to the map you were before. "	1879	. "I'll try to bring you back to the map you were before. "
1665	. "Please report this to the dungeon master",	1880	. "Please report this to the dungeon master!",
1666	cf::NDI_UNIQUE \| cf::NDI_RED);	1881	cf::NDI_UNIQUE \| cf::NDI_RED);
1667		1882
1668	warn "ERROR in enter_exit: $@";	1883	warn "ERROR in enter_exit: $@";
1669	$self->leave_link;	1884	$self->leave_link;
1670	}	1885	}
…		…
2002	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	2217	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2003	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	2218	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2004		2219
2005	if (exists $CFG{mlockall}) {	2220	if (exists $CFG{mlockall}) {
2006	eval {	2221	eval {
2007	$CFG{mlockall} ? &mlockall : &munlockall	2222	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2008	and die "WARNING: m(un)lockall failed: $!\n";	2223	and die "WARNING: m(un)lockall failed: $!\n";
2009	};	2224	};
2010	warn $@ if $@;	2225	warn $@ if $@;
2011	}	2226	}
2012	}	2227	}
…		…
2023	load_extensions;	2238	load_extensions;
2024	Event::loop;	2239	Event::loop;
2025	}	2240	}
2026		2241
2027	#############################################################################	2242	#############################################################################
2028	# initialisation	2243	# initialisation and cleanup
		2244
		2245	# install some emergency cleanup handlers
		2246	BEGIN {
		2247	for my $signal (qw(INT HUP TERM)) {
		2248	Event->signal (
		2249	data => WF_AUTOCANCEL,
		2250	signal => $signal,
		2251	cb => sub {
		2252	cf::cleanup "SIG$signal";
		2253	},
		2254	);
		2255	}
		2256	}
		2257
		2258	sub emergency_save() {
		2259	my $freeze_guard = cf::freeze_mainloop;
		2260
		2261	warn "enter emergency perl save\n";
		2262
		2263	cf::sync_job {
		2264	# use a peculiar iteration method to avoid tripping on perl
		2265	# refcount bugs in for. also avoids problems with players
		2266	# and maps saved/destroyed asynchronously.
		2267	warn "begin emergency player save\n";
		2268	for my $login (keys %cf::PLAYER) {
		2269	my $pl = $cf::PLAYER{$login} or next;
		2270	$pl->valid or next;
		2271	$pl->save;
		2272	}
		2273	warn "end emergency player save\n";
		2274
		2275	warn "begin emergency map save\n";
		2276	for my $path (keys %cf::MAP) {
		2277	my $map = $cf::MAP{$path} or next;
		2278	$map->valid or next;
		2279	$map->save;
		2280	}
		2281	warn "end emergency map save\n";
		2282	};
		2283
		2284	warn "leave emergency perl save\n";
		2285	}
2029		2286
2030	sub reload() {	2287	sub reload() {
2031	# can/must only be called in main	2288	# can/must only be called in main
2032	if ($Coro::current != $Coro::main) {	2289	if ($Coro::current != $Coro::main) {
2033	warn "can only reload from main coroutine\n";	2290	warn "can only reload from main coroutine\n";
2034	return;	2291	return;
2035	}	2292	}
2036		2293
2037	warn "reloading...";	2294	warn "reloading...";
2038		2295
		2296	warn "freezing server";
2039	my $guard = freeze_mainloop;	2297	my $guard = freeze_mainloop;
2040	cf::emergency_save;	2298	cf::emergency_save;
2041		2299
		2300	warn "sync database to disk";
		2301	cf::db_sync;
		2302	IO::AIO::flush;
		2303
2042	eval {	2304	eval {
2043	# if anything goes wrong in here, we should simply crash as we already saved	2305	# if anything goes wrong in here, we should simply crash as we already saved
2044		2306
2045	# cancel all watchers	2307	warn "cancel all watchers";
2046	for (Event::all_watchers) {	2308	for (Event::all_watchers) {
2047	$_->cancel if $_->data & WF_AUTOCANCEL;	2309	$_->cancel if $_->data & WF_AUTOCANCEL;
2048	}	2310	}
2049		2311
2050	# cancel all extension coros	2312	warn "cancel all extension coros";
2051	$_->cancel for values %EXT_CORO;	2313	$_->cancel for values %EXT_CORO;
2052	%EXT_CORO = ();	2314	%EXT_CORO = ();
2053		2315
		2316	warn "remove commands";
		2317	%COMMAND = ();
		2318
		2319	warn "remove ext commands";
		2320	%EXTCMD = ();
		2321
2054	# unload all extensions	2322	warn "unload/nuke all extensions";
2055	for (@exts) {	2323	for my $pkg (@EXTS) {
2056	warn "unloading <$_>";	2324	warn "... unloading $pkg";
2057	unload_extension $_;	2325
		2326	if (my $cb = $pkg->can ("unload")) {
		2327	eval {
		2328	$cb->($pkg);
		2329	1
		2330	} or warn "$pkg unloaded, but with errors: $@";
2058	}	2331	}
2059		2332
		2333	warn "... nuking $pkg";
		2334	Symbol::delete_package $pkg;
		2335	}
		2336
2060	# unload all modules loaded from $LIBDIR	2337	warn "unload all perl modules loaded from $LIBDIR";
2061	while (my ($k, $v) = each %INC) {	2338	while (my ($k, $v) = each %INC) {
2062	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2339	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2063		2340
2064	warn "removing <$k>";	2341	warn "removing <$k>";
2065	delete $INC{$k};	2342	delete $INC{$k};
…		…
2072	}	2349	}
2073		2350
2074	Symbol::delete_package $k;	2351	Symbol::delete_package $k;
2075	}	2352	}
2076		2353
2077	# sync database to disk
2078	cf::db_sync;
2079	IO::AIO::flush;
2080
2081	# get rid of safe::, as good as possible	2354	warn "get rid of safe::, as good as possible";
2082	Symbol::delete_package "safe::$_"	2355	Symbol::delete_package "safe::$_"
2083	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2356	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2084		2357
2085	# remove register_script_function callbacks
2086	# TODO
2087
2088	# unload cf.pm "a bit"	2358	warn "unload cf.pm \"a bit\"";
2089	delete $INC{"cf.pm"};	2359	delete $INC{"cf.pm"};
2090		2360
2091	# don't, removes xs symbols, too,	2361	# don't, removes xs symbols, too,
2092	# and global variables created in xs	2362	# and global variables created in xs
2093	#Symbol::delete_package __PACKAGE__;	2363	#Symbol::delete_package __PACKAGE__;
2094		2364
2095	# reload cf.pm
2096	warn "reloading cf.pm";	2365	warn "reloading cf.pm";
2097	require cf;	2366	require cf;
2098	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2367	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2099		2368
2100	# load config and database again	2369	warn "load config and database again";
2101	cf::cfg_load;	2370	cf::cfg_load;
2102	cf::db_load;	2371	cf::db_load;
2103		2372
2104	# load extensions
2105	warn "load extensions";	2373	warn "load extensions";
2106	cf::load_extensions;	2374	cf::load_extensions;
2107		2375
2108	# reattach attachments to objects	2376	warn "reattach attachments to objects/players";
2109	warn "reattach";
2110	_global_reattach;	2377	_global_reattach;
		2378	warn "reattach attachments to maps";
		2379	reattach $_ for values %MAP;
2111	};	2380	};
2112		2381
2113	if ($@) {	2382	if ($@) {
2114	warn $@;	2383	warn $@;
2115	warn "error while reloading, exiting.";	2384	warn "error while reloading, exiting.";
2116	exit 1;	2385	exit 1;
2117	}	2386	}
2118		2387
2119	warn "reloaded successfully";	2388	warn "reloaded";
2120	};	2389	};
2121
2122	#############################################################################
2123
2124	unless ($LINK_MAP) {
2125	$LINK_MAP = cf::map::new;
2126
2127	$LINK_MAP->width (41);
2128	$LINK_MAP->height (41);
2129	$LINK_MAP->alloc;
2130	$LINK_MAP->path ("{link}");
2131	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2132	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2133
2134	# dirty hack because... archetypes are not yet loaded
2135	Event->timer (
2136	after => 2,
2137	cb => sub {
2138	$_[0]->w->cancel;
2139
2140	# provide some exits "home"
2141	my $exit = cf::object::new "exit";
2142
2143	$exit->slaying ($EMERGENCY_POSITION->[0]);
2144	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2145	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2146
2147	$LINK_MAP->insert ($exit->clone, 19, 19);
2148	$LINK_MAP->insert ($exit->clone, 19, 20);
2149	$LINK_MAP->insert ($exit->clone, 19, 21);
2150	$LINK_MAP->insert ($exit->clone, 20, 19);
2151	$LINK_MAP->insert ($exit->clone, 20, 21);
2152	$LINK_MAP->insert ($exit->clone, 21, 19);
2153	$LINK_MAP->insert ($exit->clone, 21, 20);
2154	$LINK_MAP->insert ($exit->clone, 21, 21);
2155
2156	$exit->destroy;
2157	});
2158
2159	$LINK_MAP->{deny_save} = 1;
2160	$LINK_MAP->{deny_reset} = 1;
2161
2162	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2163	}
2164
2165	register "<global>", __PACKAGE__;
2166		2390
2167	register_command "reload" => sub {	2391	register_command "reload" => sub {
2168	my ($who, $arg) = @_;	2392	my ($who, $arg) = @_;
2169		2393
2170	if ($who->flag (FLAG_WIZ)) {	2394	if ($who->flag (FLAG_WIZ)) {
…		…
2180	reentrant => 0,	2404	reentrant => 0,
2181	prio => 0,	2405	prio => 0,
2182	at => $NEXT_TICK \|\| $TICK,	2406	at => $NEXT_TICK \|\| $TICK,
2183	data => WF_AUTOCANCEL,	2407	data => WF_AUTOCANCEL,
2184	cb => sub {	2408	cb => sub {
		2409	$NOW = Event::time;
		2410
2185	cf::server_tick; # one server iteration	2411	cf::server_tick; # one server iteration
2186	$RUNTIME += $TICK;	2412	$RUNTIME += $TICK;
2187	$NEXT_TICK += $TICK;	2413	$NEXT_TICK += $TICK;
		2414
		2415	$WAIT_FOR_TICK->broadcast;
		2416	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2188		2417
2189	# if we are delayed by four ticks or more, skip them all	2418	# if we are delayed by four ticks or more, skip them all
2190	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2419	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2191		2420
2192	$TICK_WATCHER->at ($NEXT_TICK);	2421	$TICK_WATCHER->at ($NEXT_TICK);
…		…
2194	},	2423	},
2195	);	2424	);
2196		2425
2197	IO::AIO::max_poll_time $TICK * 0.2;	2426	IO::AIO::max_poll_time $TICK * 0.2;
2198		2427
2199	Event->io (	2428	$AIO_POLL_WATCHER = Event->io (
2200	fd => IO::AIO::poll_fileno,	2429	fd => IO::AIO::poll_fileno,
2201	poll => 'r',	2430	poll => 'r',
2202	prio => 5,	2431	prio => 5,
2203	data => WF_AUTOCANCEL,	2432	data => WF_AUTOCANCEL,
2204	cb => \&IO::AIO::poll_cb,	2433	cb => \&IO::AIO::poll_cb,
2205	);	2434	);
2206		2435
2207	Event->timer (	2436	$WRITE_RUNTIME_WATCHER = Event->timer (
2208	data => WF_AUTOCANCEL,	2437	data => WF_AUTOCANCEL,
2209	after => 0,	2438	after => 0,
2210	interval => 10,	2439	interval => 10,
2211	cb => sub {	2440	cb => sub {
2212	(Coro::unblock_sub {	2441	(Coro::unblock_sub {

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Comparing deliantra/server/lib/cf.pm (file contents): Revision 1.140 by root, Fri Jan 5 20:04:02 2007 UTC vs. Revision 1.170 by root, Sun Jan 14 02:00:37 2007 UTC

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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.140 by root, Fri Jan 5 20:04:02 2007 UTC vs.
Revision 1.170 by root, Sun Jan 14 02:00:37 2007 UTC