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

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.146 by root, Sun Jan 7 23:10:43 2007 UTC vs.
Revision 1.169 by root, Sun Jan 14 01:09:46 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 2.32 ();	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
52	our %PLAYER; # all users	59	our %PLAYER; # all users
53	our %MAP; # all maps	60	our %MAP; # all maps
54	our $LINK_MAP; # the special {link} map	61	our $LINK_MAP; # the special {link} map, which is always available
55	our $RANDOM_MAPS = cf::localdir . "/random";	62	our $RANDOM_MAPS = cf::localdir . "/random";
56	our %EXT_CORO; # coroutines bound to extensions	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
57		69
58	binmode STDOUT;	70	binmode STDOUT;
59	binmode STDERR;	71	binmode STDERR;
60		72
61	# read virtual server time, if available	73	# read virtual server time, if available
…		…
69	mkdir cf::localdir . "/" . cf::playerdir;	81	mkdir cf::localdir . "/" . cf::playerdir;
70	mkdir cf::localdir . "/" . cf::tmpdir;	82	mkdir cf::localdir . "/" . cf::tmpdir;
71	mkdir cf::localdir . "/" . cf::uniquedir;	83	mkdir cf::localdir . "/" . cf::uniquedir;
72	mkdir $RANDOM_MAPS;	84	mkdir $RANDOM_MAPS;
73		85
74	# a special map that is always available
75	our $LINK_MAP;
76	our $EMERGENCY_POSITION;	86	our $EMERGENCY_POSITION;
77		87
78	#############################################################################	88	#############################################################################
79		89
80	=head2 GLOBAL VARIABLES	90	=head2 GLOBAL VARIABLES
…		…
105		115
106	=item %cf::CFG	116	=item %cf::CFG
107		117
108	Configuration for the server, loaded from C</etc/crossfire/config>, or	118	Configuration for the server, loaded from C</etc/crossfire/config>, or
109	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.
110		127
111	=back	128	=back
112		129
113	=cut	130	=cut
114		131
…		…
146		163
147	$Event::DIED = sub {	164	$Event::DIED = sub {
148	warn "error in event callback: @_";	165	warn "error in event callback: @_";
149	};	166	};
150		167
151	my %ext_pkg;
152	my @exts;
153	my @hook;
154
155	=head2 UTILITY FUNCTIONS	168	=head2 UTILITY FUNCTIONS
156		169
157	=over 4	170	=over 4
158		171
		172	=item dumpval $ref
		173
159	=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	}
160		194
161	use JSON::Syck (); # TODO# replace by JSON::PC once working	195	use JSON::Syck (); # TODO# replace by JSON::PC once working
162		196
163	=item $ref = cf::from_json $json	197	=item $ref = cf::from_json $json
164		198
…		…
225	}	259	}
226		260
227	sub freeze_mainloop {	261	sub freeze_mainloop {
228	return unless $TICK_WATCHER->is_active;	262	return unless $TICK_WATCHER->is_active;
229		263
230	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;
231	$TICK_WATCHER->stop;	269	$TICK_WATCHER->stop;
232	$guard	270	$guard
233	}	271	}
234		272
235	=item cf::async { BLOCK }	273	=item cf::async { BLOCK }
…		…
287	}	325	}
288	}	326	}
289		327
290	=item $coro = cf::async_ext { BLOCK }	328	=item $coro = cf::async_ext { BLOCK }
291		329
292	Like async, but this coro is automcatially being canceled when the	330	Like async, but this coro is automatically being canceled when the
293	extension calling this is being unloaded.	331	extension calling this is being unloaded.
294		332
295	=cut	333	=cut
296		334
297	sub async_ext(&) {	335	sub async_ext(&) {
…		…
330	}	368	}
331		369
332	=back	370	=back
333		371
334	=cut	372	=cut
335
336	#############################################################################
337
338	package cf::path;
339
340	sub new {
341	my ($class, $path, $base) = @_;
342
343	$path = $path->as_string if ref $path;
344
345	my $self = bless { }, $class;
346
347	# {... are special paths that are not touched
348	# ?xxx/... are special absolute paths
349	# ?random/... random maps
350	# /! non-realised random map exit
351	# /... normal maps
352	# ~/... per-player maps without a specific player (DO NOT USE)
353	# ~user/... per-player map of a specific user
354
355	if ($path =~ /^{/) {
356	# fine as it is
357	} elsif ($path =~ s{^\?random/}{}) {
358	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
359	$self->{random} = cf::from_json $data;
360	} else {
361	if ($path =~ s{^~([^/]+)?}{}) {
362	$self->{user_rel} = 1;
363
364	if (defined $1) {
365	$self->{user} = $1;
366	} elsif ($base =~ m{^~([^/]+)/}) {
367	$self->{user} = $1;
368	} else {
369	warn "cannot resolve user-relative path without user <$path,$base>\n";
370	}
371	} elsif ($path =~ /^\//) {
372	# already absolute
373	} else {
374	$base =~ s{[^/]+/?$}{};
375	return $class->new ("$base/$path");
376	}
377
378	for ($path) {
379	redo if s{/\.?/}{/};
380	redo if s{/[^/]+/\.\./}{/};
381	}
382	}
383
384	$self->{path} = $path;
385
386	$self
387	}
388
389	# the name / primary key / in-game path
390	sub as_string {
391	my ($self) = @_;
392
393	$self->{user_rel} ? "~$self->{user}$self->{path}"
394	: $self->{random} ? "?random/$self->{path}"
395	: $self->{path}
396	}
397
398	# the displayed name, this is a one way mapping
399	sub visible_name {
400	my ($self) = @_;
401
402	# if (my $rmp = $self->{random}) {
403	# # todo: be more intelligent about this
404	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
405	# } else {
406	$self->as_string
407	# }
408	}
409
410	# escape the /'s in the path
411	sub _escaped_path {
412	# ∕ is U+2215
413	(my $path = $_[0]{path}) =~ s/\//∕/g;
414	$path
415	}
416
417	# the original (read-only) location
418	sub load_path {
419	my ($self) = @_;
420
421	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
422	}
423
424	# the temporary/swap location
425	sub save_path {
426	my ($self) = @_;
427
428	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
429	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
430	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
431	}
432
433	# the unique path, might be eq to save_path
434	sub uniq_path {
435	my ($self) = @_;
436
437	$self->{user_rel} \|\| $self->{random}
438	? undef
439	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
440	}
441
442	# return random map parameters, or undef
443	sub random_map_params {
444	my ($self) = @_;
445
446	$self->{random}
447	}
448
449	# this is somewhat ugly, but style maps do need special treatment
450	sub is_style_map {
451	$_[0]{path} =~ m{^/styles/}
452	}
453
454	package cf;
455		373
456	#############################################################################	374	#############################################################################
457		375
458	=head2 ATTACHABLE OBJECTS	376	=head2 ATTACHABLE OBJECTS
459		377
…		…
765	# object support	683	# object support
766		684
767	sub reattach {	685	sub reattach {
768	# basically do the same as instantiate, without calling instantiate	686	# basically do the same as instantiate, without calling instantiate
769	my ($obj) = @_;	687	my ($obj) = @_;
		688
		689	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
770		690
771	my $registry = $obj->registry;	691	my $registry = $obj->registry;
772		692
773	@$registry = ();	693	@$registry = ();
774		694
…		…
906	=cut	826	=cut
907		827
908	sub register_extcmd {	828	sub register_extcmd {
909	my ($name, $cb) = @_;	829	my ($name, $cb) = @_;
910		830
911	my $caller = caller;
912	#warn "registering extcmd '$name' to '$caller'";
913
914	$EXTCMD{$name} = [$cb, $caller];	831	$EXTCMD{$name} = $cb;
915	}	832	}
916		833
917	cf::player->attach (	834	cf::player->attach (
918	on_command => sub {	835	on_command => sub {
919	my ($pl, $name, $params) = @_;	836	my ($pl, $name, $params) = @_;
…		…
932		849
933	my $msg = eval { from_json $buf };	850	my $msg = eval { from_json $buf };
934		851
935	if (ref $msg) {	852	if (ref $msg) {
936	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	853	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
937	if (my %reply = $cb->[0]->($pl, $msg)) {	854	if (my %reply = $cb->($pl, $msg)) {
938	$pl->ext_reply ($msg->{msgid}, %reply);	855	$pl->ext_reply ($msg->{msgid}, %reply);
939	}	856	}
940	}	857	}
941	} else {	858	} else {
942	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	859	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
944		861
945	cf::override;	862	cf::override;
946	},	863	},
947	);	864	);
948		865
949	sub register {
950	my ($base, $pkg) = @_;
951
952	#TODO
953	}
954
955	sub load_extension {	866	sub load_extension {
956	my ($path) = @_;	867	my ($path) = @_;
957		868
958	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	869	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
959	my $base = $1;	870	my $base = $1;
960	my $pkg = $1;	871	my $pkg = $1;
961	$pkg =~ s/[^[:word:]]/_/g;	872	$pkg =~ s/[^[:word:]]/_/g;
962	$pkg = "ext::$pkg";	873	$pkg = "ext::$pkg";
963		874
964	warn "loading '$path' into '$pkg'\n";	875	warn "... loading '$path' into '$pkg'\n";
965		876
966	open my $fh, "<:utf8", $path	877	open my $fh, "<:utf8", $path
967	or die "$path: $!";	878	or die "$path: $!";
968		879
969	my $source =	880	my $source =
970	"package $pkg; use strict; use utf8;\n"	881	"package $pkg; use strict; use utf8;\n"
971	. "#line 1 \"$path\"\n{\n"	882	. "#line 1 \"$path\"\n{\n"
972	. (do { local $/; <$fh> })	883	. (do { local $/; <$fh> })
973	. "\n};\n1";	884	. "\n};\n1";
974		885
975	eval $source	886	unless (eval $source) {
976	or die $@ ? "$path: $@\n"	887	my $msg = $@ ? "$path: $@\n"
977	: "extension disabled.\n";	888	: "extension disabled.\n";
978		889	if ($source =~ /^#!.perl.#.*MANDATORY/m) { # ugly match
979	push @exts, $pkg;	890	warn $@;
980	$ext_pkg{$base} = $pkg;	891	warn "mandatory extension failed to load, exiting.\n";
981		892	exit 1;
982	# no strict 'refs';	893	}
983	# @{"$pkg\::ISA"} = ext::;	894	die $@;
984
985	register $base, $pkg;
986	}
987
988	sub unload_extension {
989	my ($pkg) = @_;
990
991	warn "removing extension $pkg\n";
992
993	# remove hooks
994	#TODO
995	# for my $idx (0 .. $#PLUGIN_EVENT) {
996	# delete $hook[$idx]{$pkg};
997	# }	895	}
998		896
999	# remove commands	897	push @EXTS, $pkg;
1000	for my $name (keys %COMMAND) {
1001	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
1002
1003	if (@cb) {
1004	$COMMAND{$name} = \@cb;
1005	} else {
1006	delete $COMMAND{$name};
1007	}
1008	}
1009
1010	# remove extcmds
1011	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1012	delete $EXTCMD{$name};
1013	}
1014
1015	if (my $cb = $pkg->can ("unload")) {
1016	eval {
1017	$cb->($pkg);
1018	1
1019	} or warn "$pkg unloaded, but with errors: $@";
1020	}
1021
1022	Symbol::delete_package $pkg;
1023	}	898	}
1024		899
1025	sub load_extensions {	900	sub load_extensions {
1026	for my $ext (<$LIBDIR/*.ext>) {	901	for my $ext (<$LIBDIR/*.ext>) {
1027	next unless -r $ext;	902	next unless -r $ext;
…		…
1031	} or warn "$ext not loaded: $@";	906	} or warn "$ext not loaded: $@";
1032	}	907	}
1033	}	908	}
1034		909
1035	#############################################################################	910	#############################################################################
1036	# load/save/clean perl data associated with a map
1037
1038	*cf::mapsupport::on_clean = sub {
1039	my ($map) = @_;
1040
1041	my $path = $map->tmpname;
1042	defined $path or return;
1043
1044	unlink "$path.pst";
1045	};
1046
1047	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1048
1049	#############################################################################
1050	# load/save perl data associated with player->ob objects
1051
1052	sub all_objects(@) {
1053	@_, map all_objects ($_->inv), @_
1054	}
1055
1056	# TODO: compatibility cruft, remove when no longer needed
1057	cf::player->attach (
1058	on_load => sub {
1059	my ($pl, $path) = @_;
1060
1061	for my $o (all_objects $pl->ob) {
1062	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1063	$o->set_ob_key_value ("_perl_data");
1064
1065	%$o = %{ Storable::thaw pack "H*", $value };
1066	}
1067	}
1068	},
1069	);
1070
1071	#############################################################################
1072		911
1073	=head2 CORE EXTENSIONS	912	=head2 CORE EXTENSIONS
1074		913
1075	Functions and methods that extend core crossfire objects.	914	Functions and methods that extend core crossfire objects.
1076		915
1077	=cut	916	=cut
1078		917
1079	package cf::player;	918	package cf::player;
		919
		920	use Coro::AIO;
1080		921
1081	=head3 cf::player	922	=head3 cf::player
1082		923
1083	=over 4	924	=over 4
1084		925
…		…
1119	return $cf::PLAYER{$_[0]} \|\| do {	960	return $cf::PLAYER{$_[0]} \|\| do {
1120	my $login = $_[0];	961	my $login = $_[0];
1121		962
1122	my $guard = cf::lock_acquire "user_find:$login";	963	my $guard = cf::lock_acquire "user_find:$login";
1123		964
1124	$cf::PLAYER{$login} \|\|= (load_pl path $login or return);	965	$cf::PLAYER{$_[0]} \|\| do {
		966	my $pl = load_pl path $login
		967	or return;
		968	$cf::PLAYER{$login} = $pl
		969	}
1125	};	970	}
1126	}	971	}
1127		972
1128	sub save($) {	973	sub save($) {
1129	my ($pl) = @_;	974	my ($pl) = @_;
1130		975
…		…
1133	my $path = path $pl;	978	my $path = path $pl;
1134	my $guard = cf::lock_acquire "user_save:$path";	979	my $guard = cf::lock_acquire "user_save:$path";
1135		980
1136	return if $pl->{deny_save};	981	return if $pl->{deny_save};
1137		982
1138	IO::AIO::aio_mkdir playerdir $pl, 0770;	983	aio_mkdir playerdir $pl, 0770;
1139	$pl->{last_save} = $cf::RUNTIME;	984	$pl->{last_save} = $cf::RUNTIME;
1140		985
1141	Coro::cede;
1142	$pl->save_pl ($path);	986	$pl->save_pl ($path);
1143	Coro::cede;	987	Coro::cede;
1144	}	988	}
1145		989
1146	sub new($) {	990	sub new($) {
…		…
1153		997
1154	$cf::PLAYER{$login} = $self;	998	$cf::PLAYER{$login} = $self;
1155		999
1156	$self	1000	$self
1157	}	1001	}
		1002
		1003	=item $pl->quit_character
		1004
		1005	Nukes the player without looking back. If logged in, the connection will
		1006	be destroyed. May block for a long time.
		1007
		1008	=cut
1158		1009
1159	sub quit_character {	1010	sub quit_character {
1160	my ($pl) = @_;	1011	my ($pl) = @_;
1161		1012
1162	$pl->{deny_save} = 1;	1013	$pl->{deny_save} = 1;
…		…
1167	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1018	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1168	$pl->ns->destroy if $pl->ns;	1019	$pl->ns->destroy if $pl->ns;
1169		1020
1170	my $path = playerdir $pl;	1021	my $path = playerdir $pl;
1171	my $temp = "$path~$cf::RUNTIME~deleting~";	1022	my $temp = "$path~$cf::RUNTIME~deleting~";
1172	IO::AIO::aio_rename $path, $temp, sub {	1023	aio_rename $path, $temp;
1173	delete $cf::PLAYER{$pl->ob->name};	1024	delete $cf::PLAYER{$pl->ob->name};
1174	$pl->destroy;	1025	$pl->destroy;
1175
1176	IO::AIO::aio_rmtree $temp;	1026	IO::AIO::aio_rmtree $temp;
		1027	}
		1028
		1029	=item cf::player::list_logins
		1030
		1031	Returns am arrayref of all valid playernames in the system, can take a
		1032	while and may block, so not sync_job-capable, ever.
		1033
		1034	=cut
		1035
		1036	sub list_logins {
		1037	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
		1038	or return [];
		1039
		1040	my @logins;
		1041
		1042	for my $login (@$dirs) {
		1043	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
		1044	aio_read $fh, 0, 512, my $buf, 0 or next;
		1045	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1046
		1047	utf8::decode $login;
		1048	push @logins, $login;
1177	};	1049	}
		1050
		1051	\@logins
		1052	}
		1053
		1054	=item $player->maps
		1055
		1056	Returns an arrayref of map paths that are private for this
		1057	player. May block.
		1058
		1059	=cut
		1060
		1061	sub maps($) {
		1062	my ($pl) = @_;
		1063
		1064	my $files = aio_readdir playerdir $pl
		1065	or return;
		1066
		1067	my @paths;
		1068
		1069	for (@$files) {
		1070	utf8::decode $_;
		1071	next if /\.(?:pl\|pst)$/;
		1072	next unless /^$PATH_SEP/o;
		1073
		1074	s/\.map$//;
		1075	push @paths, "~" . $pl->ob->name . "/" . $_;
		1076	}
		1077
		1078	\@paths
1178	}	1079	}
1179		1080
1180	=item $player->ext_reply ($msgid, $msgtype, %msg)	1081	=item $player->ext_reply ($msgid, $msgtype, %msg)
1181		1082
1182	Sends an ext reply to the player.	1083	Sends an ext reply to the player.
…		…
1205	package cf::map;	1106	package cf::map;
1206		1107
1207	use Fcntl;	1108	use Fcntl;
1208	use Coro::AIO;	1109	use Coro::AIO;
1209		1110
		1111	use overload
		1112	'""' => \&as_string;
		1113
1210	our $MAX_RESET = 3600;	1114	our $MAX_RESET = 3600;
1211	our $DEFAULT_RESET = 3000;	1115	our $DEFAULT_RESET = 3000;
1212		1116
1213	sub generate_random_map {	1117	sub generate_random_map {
1214	my ($path, $rmp) = @_;	1118	my ($self, $rmp) = @_;
1215		1119
1216	# mit "rum" bekleckern, nicht	1120	# mit "rum" bekleckern, nicht
1217	cf::map::_create_random_map	1121	$self->_create_random_map (
1218	$path,
1219	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1122	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1220	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1123	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1221	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1124	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1222	$rmp->{exit_on_final_map},	1125	$rmp->{exit_on_final_map},
1223	$rmp->{xsize}, $rmp->{ysize},	1126	$rmp->{xsize}, $rmp->{ysize},
1224	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1127	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1225	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1128	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1226	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1129	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1227	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1130	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1228	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1131	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1229	(cf::region::find $rmp->{region})	1132	(cf::region::find $rmp->{region}), $rmp->{custom}
		1133	)
		1134	}
		1135
		1136	sub register {
		1137	my (undef, $regex) = @_;
		1138	my $pkg = caller;
		1139
		1140	no strict;
		1141	push @{"$pkg\::ISA"}, __PACKAGE__;
		1142
		1143	$EXT_MAP{$pkg} = qr<$regex>;
		1144	}
		1145
		1146	# also paths starting with '/'
		1147	$EXT_MAP{"cf::map"} = qr{^(?=/)};
		1148
		1149	sub normalise {
		1150	my ($path, $base) = @_;
		1151
		1152	# map plan:
		1153	#
		1154	# /! non-realised random map exit (special hack!)
		1155	# {... are special paths that are not being touched
		1156	# ?xxx/... are special absolute paths
		1157	# ?random/... random maps
		1158	# /... normal maps
		1159	# ~user/... per-player map of a specific user
		1160
		1161	$path =~ s/$PATH_SEP/\//go;
		1162
		1163	# treat it as relative path if it starts with
		1164	# something that looks reasonable
		1165	if ($path =~ m{^(?:\./\|\.\./\|\w)}) {
		1166	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1167
		1168	$base =~ s{[^/]+/?$}{};
		1169	$path = "$base/$path";
		1170	}
		1171
		1172	for ($path) {
		1173	redo if s{//}{/};
		1174	redo if s{/\.?/}{/};
		1175	redo if s{/[^/]+/\.\./}{/};
		1176	}
		1177
		1178	$path
		1179	}
		1180
		1181	sub new_from_path {
		1182	my (undef, $path, $base) = @_;
		1183
		1184	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1185
		1186	$path = normalise $path, $base;
		1187
		1188	for my $pkg (keys %EXT_MAP) {
		1189	if ($path =~ $EXT_MAP{$pkg}) {
		1190	my $self = bless cf::map::new, $pkg;
		1191	$self->{path} = $path; $self->path ($path);
		1192	$self->init; # pass $1 etc.
		1193	return $self;
		1194	}
		1195	}
		1196
		1197	Carp::carp "unable to resolve path '$path'.";
		1198	()
		1199	}
		1200
		1201	sub init {
		1202	my ($self) = @_;
		1203
		1204	$self
		1205	}
		1206
		1207	sub as_string {
		1208	my ($self) = @_;
		1209
		1210	"$self->{path}"
		1211	}
		1212
		1213	# the displayed name, this is a one way mapping
		1214	sub visible_name {
		1215	&as_string
		1216	}
		1217
		1218	# the original (read-only) location
		1219	sub load_path {
		1220	my ($self) = @_;
		1221
		1222	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
		1223	}
		1224
		1225	# the temporary/swap location
		1226	sub save_path {
		1227	my ($self) = @_;
		1228
		1229	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1230	sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $path
		1231	}
		1232
		1233	# the unique path, undef == no special unique path
		1234	sub uniq_path {
		1235	my ($self) = @_;
		1236
		1237	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1238	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1230	}	1239	}
1231		1240
1232	# and all this just because we cannot iterate over	1241	# and all this just because we cannot iterate over
1233	# all maps in C++...	1242	# all maps in C++...
1234	sub change_all_map_light {	1243	sub change_all_map_light {
…		…
1236		1245
1237	$_->change_map_light ($change)	1246	$_->change_map_light ($change)
1238	for grep $_->outdoor, values %cf::MAP;	1247	for grep $_->outdoor, values %cf::MAP;
1239	}	1248	}
1240		1249
		1250	sub unlink_save {
		1251	my ($self) = @_;
		1252
		1253	utf8::encode (my $save = $self->save_path);
		1254	IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink $save;
		1255	IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink "$save.pst";
		1256	}
		1257
1241	sub try_load_header($) {	1258	sub load_header_from($) {
1242	my ($path) = @_;	1259	my ($self, $path) = @_;
1243		1260
1244	utf8::encode $path;	1261	utf8::encode $path;
1245	aio_open $path, O_RDONLY, 0	1262	aio_open $path, O_RDONLY, 0
1246	or return;	1263	or return;
1247		1264
1248	my $map = cf::map::new	1265	$self->_load_header ($path)
1249	or return;	1266	or return;
1250		1267
1251	# for better error messages only, will be overwritten	1268	$self->{load_path} = $path;
1252	$map->path ($path);
1253		1269
1254	$map->load_header ($path)	1270	1
		1271	}
		1272
		1273	sub load_orig {
		1274	my ($self) = @_;
		1275
		1276	$self->load_header_from ($self->load_path)
		1277	}
		1278
		1279	sub load_temp {
		1280	my ($self) = @_;
		1281
		1282	$self->load_header_from ($self->save_path)
		1283	}
		1284
		1285	sub load_header {
		1286	my ($self) = @_;
		1287
		1288	if ($self->load_temp) {
		1289	$self->last_access ((delete $self->{last_access})
		1290	\|\| $cf::RUNTIME); #d#
		1291	# safety
		1292	$self->{instantiate_time} = $cf::RUNTIME
		1293	if $self->{instantiate_time} > $cf::RUNTIME;
		1294	} else {
		1295	$self->load_orig
1255	or return;	1296	or return;
1256		1297
1257	$map->{load_path} = $path;	1298	$self->{load_original} = 1;
		1299	$self->{instantiate_time} = $cf::RUNTIME;
		1300	$self->last_access ($cf::RUNTIME);
		1301	$self->instantiate;
		1302	}
1258		1303
1259	$map	1304	1
1260	}	1305	}
1261		1306
1262	sub find;	1307	sub find;
1263	sub find {	1308	sub find {
1264	my ($path, $origin) = @_;	1309	my ($path, $origin) = @_;
1265		1310
1266	#warn "find<$path,$origin>\n";#d#
1267
1268	$path = new cf::path $path, $origin && $origin->path;	1311	$path = normalise $path, $origin && $origin->path;
1269	my $key = $path->as_string;
1270		1312
1271	cf::lock_wait "map_find:$key";	1313	cf::lock_wait "map_find:$path";
1272		1314
1273	$cf::MAP{$key} \|\| do {	1315	$cf::MAP{$path} \|\| do {
1274	my $guard = cf::lock_acquire "map_find:$key";	1316	my $guard = cf::lock_acquire "map_find:$path";
1275		1317	my $map = new_from_path cf::map $path
1276	# do it the slow way
1277	my $map = try_load_header $path->save_path;
1278
1279	Coro::cede;
1280
1281	if ($map) {
1282	$map->last_access ((delete $map->{last_access})
1283	\|\| $cf::RUNTIME); #d#
1284	# safety
1285	$map->{instantiate_time} = $cf::RUNTIME
1286	if $map->{instantiate_time} > $cf::RUNTIME;
1287	} else {
1288	if (my $rmp = $path->random_map_params) {
1289	$map = generate_random_map $key, $rmp;
1290	} else {
1291	$map = try_load_header $path->load_path;
1292	}
1293
1294	$map or return;	1318	or return;
1295		1319
1296	$map->{load_original} = 1;
1297	$map->{instantiate_time} = $cf::RUNTIME;
1298	$map->last_access ($cf::RUNTIME);
1299	$map->instantiate;
1300
1301	# per-player maps become, after loading, normal maps
1302	$map->per_player (0) if $path->{user_rel};
1303	}
1304
1305	$map->path ($key);
1306	$map->{path} = $path;
1307	$map->{last_save} = $cf::RUNTIME;	1320	$map->{last_save} = $cf::RUNTIME;
1308		1321
1309	Coro::cede;	1322	$map->load_header
		1323	or return;
1310		1324
1311	if ($map->should_reset) {	1325	if ($map->should_reset) {
1312	$map->reset;	1326	$map->reset;
1313	undef $guard;	1327	undef $guard;
1314	$map = find $path	1328	$map = find $path
1315	or return;	1329	or return;
1316	}	1330	}
1317		1331
1318	$cf::MAP{$key} = $map	1332	$cf::MAP{$path} = $map
1319	}	1333	}
1320	}	1334	}
1321		1335
1322	sub load {	1336	sub load {
1323	my ($self) = @_;	1337	my ($self) = @_;
1324		1338
1325	my $path = $self->{path};	1339	my $path = $self->{path};
1326	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1340	my $guard = cf::lock_acquire "map_load:$path";
1327		1341
1328	return if $self->in_memory != cf::MAP_SWAPPED;	1342	return if $self->in_memory != cf::MAP_SWAPPED;
1329		1343
1330	$self->in_memory (cf::MAP_LOADING);	1344	$self->in_memory (cf::MAP_LOADING);
1331		1345
1332	$self->alloc;	1346	$self->alloc;
1333	$self->load_objects ($self->{load_path}, 1)	1347	$self->_load_objects ($self->{load_path}, 1)
1334	or return;	1348	or return;
1335		1349
1336	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1350	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1337	if delete $self->{load_original};	1351	if delete $self->{load_original};
1338		1352
1339	if (my $uniq = $path->uniq_path) {	1353	if (my $uniq = $self->uniq_path) {
1340	utf8::encode $uniq;	1354	utf8::encode $uniq;
1341	if (aio_open $uniq, O_RDONLY, 0) {	1355	if (aio_open $uniq, O_RDONLY, 0) {
1342	$self->clear_unique_items;	1356	$self->clear_unique_items;
1343	$self->load_objects ($uniq, 0);	1357	$self->_load_objects ($uniq, 0);
1344	}	1358	}
1345	}	1359	}
1346		1360
1347	Coro::cede;	1361	Coro::cede;
1348		1362
1349	# now do the right thing for maps	1363	# now do the right thing for maps
1350	$self->link_multipart_objects;	1364	$self->link_multipart_objects;
1351		1365
1352	if ($self->{path}->is_style_map) {	1366	unless ($self->{deny_activate}) {
1353	$self->{deny_save} = 1;	1367	$self->decay_objects;
1354	$self->{deny_reset} = 1;
1355	} else {
1356	$self->fix_auto_apply;	1368	$self->fix_auto_apply;
1357	$self->decay_objects;
1358	$self->update_buttons;	1369	$self->update_buttons;
		1370	Coro::cede;
1359	$self->set_darkness_map;	1371	$self->set_darkness_map;
1360	$self->difficulty ($self->estimate_difficulty)	1372	$self->difficulty ($self->estimate_difficulty)
1361	unless $self->difficulty;	1373	unless $self->difficulty;
		1374	Coro::cede;
1362	$self->activate;	1375	$self->activate;
1363	}	1376	}
1364		1377
1365	Coro::cede;
1366
1367	$self->in_memory (cf::MAP_IN_MEMORY);	1378	$self->in_memory (cf::MAP_IN_MEMORY);
		1379	}
		1380
		1381	sub customise_for {
		1382	my ($self, $ob) = @_;
		1383
		1384	return find "~" . $ob->name . "/" . $self->{path}
		1385	if $self->per_player;
		1386
		1387	$self
		1388	}
		1389
		1390	# find and load all maps in the 3x3 area around a map
		1391	sub load_diag {
		1392	my ($map) = @_;
		1393
		1394	my @diag; # diagonal neighbours
		1395
		1396	for (0 .. 3) {
		1397	my $neigh = $map->tile_path ($_)
		1398	or next;
		1399	$neigh = find $neigh, $map
		1400	or next;
		1401	$neigh->load;
		1402
		1403	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1404	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1405	}
		1406
		1407	for (@diag) {
		1408	my $neigh = find @$_
		1409	or next;
		1410	$neigh->load;
		1411	}
1368	}	1412	}
1369		1413
1370	sub find_sync {	1414	sub find_sync {
1371	my ($path, $origin) = @_;	1415	my ($path, $origin) = @_;
1372		1416
1373	cf::sync_job { cf::map::find $path, $origin }	1417	cf::sync_job { find $path, $origin }
1374	}	1418	}
1375		1419
1376	sub do_load_sync {	1420	sub do_load_sync {
1377	my ($map) = @_;	1421	my ($map) = @_;
1378		1422
1379	cf::sync_job { $map->load };	1423	cf::sync_job { $map->load };
1380	}	1424	}
1381		1425
		1426	our %MAP_PREFETCH;
		1427	our $MAP_PREFETCHER = Coro::async {
		1428	while () {
		1429	for my $path (keys %MAP_PREFETCH) {
		1430	my $map = find $path
		1431	or next;
		1432	$map->load;
		1433
		1434	delete $MAP_PREFETCH{$path};
		1435	}
		1436	Coro::schedule;
		1437	}
		1438	};
		1439
		1440	sub find_async {
		1441	my ($path, $origin) = @_;
		1442
		1443	$path = normalise $path, $origin && $origin->{path};
		1444
		1445	if (my $map = $cf::MAP{$path}) {
		1446	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1447	}
		1448
		1449	$MAP_PREFETCH{$path} = 0;
		1450	$MAP_PREFETCHER->ready;
		1451
		1452	()
		1453	}
		1454
1382	sub save {	1455	sub save {
1383	my ($self) = @_;	1456	my ($self) = @_;
1384		1457
1385	my $lock = cf::lock_acquire "map_data:" . $self->path;	1458	my $lock = cf::lock_acquire "map_data:" . $self->path;
1386		1459
1387	$self->{last_save} = $cf::RUNTIME;	1460	$self->{last_save} = $cf::RUNTIME;
1388		1461
1389	return unless $self->dirty;	1462	return unless $self->dirty;
1390		1463
1391	my $save = $self->{path}->save_path; utf8::encode $save;	1464	my $save = $self->save_path; utf8::encode $save;
1392	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1465	my $uniq = $self->uniq_path; utf8::encode $uniq;
1393		1466
1394	$self->{load_path} = $save;	1467	$self->{load_path} = $save;
1395		1468
1396	return if $self->{deny_save};	1469	return if $self->{deny_save};
1397		1470
…		…
1400	cf::async {	1473	cf::async {
1401	$_->contr->save for $self->players;	1474	$_->contr->save for $self->players;
1402	};	1475	};
1403		1476
1404	if ($uniq) {	1477	if ($uniq) {
1405	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);	1478	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);
1406	$self->save_objects ($uniq, cf::IO_UNIQUES);	1479	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1407	} else {	1480	} else {
1408	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);	1481	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);
1409	}	1482	}
1410	}	1483	}
1411		1484
1412	sub swap_out {	1485	sub swap_out {
1413	my ($self) = @_;	1486	my ($self) = @_;
…		…
1427		1500
1428	sub reset_at {	1501	sub reset_at {
1429	my ($self) = @_;	1502	my ($self) = @_;
1430		1503
1431	# TODO: safety, remove and allow resettable per-player maps	1504	# TODO: safety, remove and allow resettable per-player maps
1432	return 1e99 if $self->{path}{user_rel};	1505	return 1e99 if $self->isa ("ext::map_per_player");#d#
1433	return 1e99 if $self->{deny_reset};	1506	return 1e99 if $self->{deny_reset};
1434		1507
1435	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1508	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1436	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;	1509	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;
1437		1510
…		…
1442	my ($self) = @_;	1515	my ($self) = @_;
1443		1516
1444	$self->reset_at <= $cf::RUNTIME	1517	$self->reset_at <= $cf::RUNTIME
1445	}	1518	}
1446		1519
1447	sub unlink_save {
1448	my ($self) = @_;
1449
1450	utf8::encode (my $save = $self->{path}->save_path);
1451	aioreq_pri 3; IO::AIO::aio_unlink $save;
1452	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1453	}
1454
1455	sub rename {	1520	sub rename {
1456	my ($self, $new_path) = @_;	1521	my ($self, $new_path) = @_;
1457		1522
		1523	normalise $new_path;
		1524
1458	$self->unlink_save;	1525	$self->unlink_save;
1459		1526
1460	delete $cf::MAP{$self->path};	1527	delete $cf::MAP{$self->path};
1461	$self->{path} = new cf::path $new_path;	1528	$self->{path} = $new_path; $self->path ($self->{path});
1462	$self->path ($self->{path}->as_string);
1463	$cf::MAP{$self->path} = $self;	1529	$cf::MAP{$self->path} = $self;
1464		1530
1465	$self->save;	1531	$self->save;
1466	}	1532	}
1467		1533
1468	sub reset {	1534	sub reset {
1469	my ($self) = @_;	1535	my ($self) = @_;
1470		1536
1471	my $lock = cf::lock_acquire "map_data:" . $self->path;	1537	my $lock = cf::lock_acquire "map_data:$self->{path}";
1472		1538
1473	return if $self->players;	1539	return if $self->players;
1474	return if $self->{path}{user_rel};#d#	1540	return if $self->isa ("ext::map_per_player");#d#
1475		1541
1476	warn "resetting map ", $self->path;#d#	1542	warn "resetting map ", $self->path;#d#
1477		1543
1478	delete $cf::MAP{$self->path};	1544	delete $cf::MAP{$self->path};
		1545
		1546	$self->in_memory (cf::MAP_SWAPPED);
		1547	$self->clear;
1479		1548
1480	$_->clear_links_to ($self) for values %cf::MAP;	1549	$_->clear_links_to ($self) for values %cf::MAP;
1481		1550
1482	$self->unlink_save;	1551	$self->unlink_save;
1483	$self->destroy;	1552	$self->destroy;
…		…
1492	$self->reset_timeout (1);	1561	$self->reset_timeout (1);
1493	$self->rename ("{nuke}/" . ($nuke_counter++));	1562	$self->rename ("{nuke}/" . ($nuke_counter++));
1494	$self->reset; # polite request, might not happen	1563	$self->reset; # polite request, might not happen
1495	}	1564	}
1496		1565
1497	sub customise_for {	1566	=item cf::map::unique_maps
1498	my ($map, $ob) = @_;
1499		1567
1500	if ($map->per_player) {	1568	Returns an arrayref of paths of all shared maps that have
1501	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1569	instantiated unique items. May block.
1502	}
1503		1570
1504	$map	1571	=cut
1505	}
1506		1572
1507	sub emergency_save {	1573	sub unique_maps() {
1508	my $freeze_guard = cf::freeze_mainloop;	1574	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1575	or return;
1509		1576
1510	warn "enter emergency perl save\n";	1577	my @paths;
1511		1578
1512	cf::sync_job {	1579	for (@$files) {
1513	warn "begin emergency player save\n";	1580	utf8::decode $_;
1514	$_->save for values %cf::PLAYER;	1581	next if /\.pst$/;
1515	warn "end emergency player save\n";	1582	next unless /^$PATH_SEP/o;
1516		1583
1517	warn "begin emergency map save\n";	1584	s/\.map$//;
1518	$_->save for values %cf::MAP;	1585	push @paths, $_;
1519	warn "end emergency map save\n";
1520	};	1586	}
1521		1587
1522	warn "leave emergency perl save\n";	1588	\@paths
1523	}	1589	}
1524		1590
1525	package cf;	1591	package cf;
1526		1592
1527	=back	1593	=back
1528		1594
		1595	=head3 cf::object
		1596
		1597	=cut
		1598
		1599	package cf::object;
		1600
		1601	=over 4
		1602
		1603	=item $ob->inv_recursive
		1604
		1605	Returns the inventory of the object _and_ their inventories, recursively.
		1606
		1607	=cut
		1608
		1609	sub inv_recursive_;
		1610	sub inv_recursive_ {
		1611	map { $_, inv_recursive_ $_->inv } @_
		1612	}
		1613
		1614	sub inv_recursive {
		1615	inv_recursive_ inv $_[0]
		1616	}
		1617
		1618	package cf;
		1619
		1620	=back
1529		1621
1530	=head3 cf::object::player	1622	=head3 cf::object::player
1531		1623
1532	=over 4	1624	=over 4
1533		1625
…		…
1573		1665
1574	=item $player_object->enter_link	1666	=item $player_object->enter_link
1575		1667
1576	Freezes the player and moves him/her to a special map (C<{link}>).	1668	Freezes the player and moves him/her to a special map (C<{link}>).
1577		1669
1578	The player should be reaosnably safe there for short amounts of time. You	1670	The player should be reasonably safe there for short amounts of time. You
1579	I<MUST> call C<leave_link> as soon as possible, though.	1671	I<MUST> call C<leave_link> as soon as possible, though.
1580		1672
		1673	Will never block.
		1674
1581	=item $player_object->leave_link ($map, $x, $y)	1675	=item $player_object->leave_link ($map, $x, $y)
1582		1676
1583	Moves the player out of the specila link map onto the given map. If the	1677	Moves the player out of the special C<{link}> map onto the specified
1584	map is not valid (or omitted), the player will be moved back to the	1678	map. If the map is not valid (or omitted), the player will be moved back
1585	location he/she was before the call to C<enter_link>, or, if that fails,	1679	to the location he/she was before the call to C<enter_link>, or, if that
1586	to the emergency map position.	1680	fails, to the emergency map position.
1587		1681
1588	Might block.	1682	Might block.
1589		1683
1590	=cut	1684	=cut
		1685
		1686	sub link_map {
		1687	unless ($LINK_MAP) {
		1688	$LINK_MAP = cf::map::find "{link}"
		1689	or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 };
		1690	$LINK_MAP->load;
		1691	}
		1692
		1693	$LINK_MAP
		1694	}
1591		1695
1592	sub cf::object::player::enter_link {	1696	sub cf::object::player::enter_link {
1593	my ($self) = @_;	1697	my ($self) = @_;
1594		1698
1595	$self->deactivate_recursive;	1699	$self->deactivate_recursive;
1596		1700
1597	return if $self->map == $LINK_MAP;	1701	return if UNIVERSAL::isa $self->map, "ext::map_link";
1598		1702
1599	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]	1703	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]
1600	if $self->map;	1704	if $self->map;
1601		1705
1602	$self->enter_map ($LINK_MAP, 20, 20);	1706	$self->enter_map ($LINK_MAP \|\| link_map, 20, 20);
1603	}	1707	}
1604		1708
1605	sub cf::object::player::leave_link {	1709	sub cf::object::player::leave_link {
1606	my ($self, $map, $x, $y) = @_;	1710	my ($self, $map, $x, $y) = @_;
1607		1711
…		…
1625	# use -1 or undef as default coordinates, not 0, 0	1729	# use -1 or undef as default coordinates, not 0, 0
1626	($x, $y) = ($map->enter_x, $map->enter_y)	1730	($x, $y) = ($map->enter_x, $map->enter_y)
1627	if $x <=0 && $y <= 0;	1731	if $x <=0 && $y <= 0;
1628		1732
1629	$map->load;	1733	$map->load;
		1734	$map->load_diag;
1630		1735
1631	return unless $self->contr->active;	1736	return unless $self->contr->active;
1632	$self->activate_recursive;	1737	$self->activate_recursive;
1633	$self->enter_map ($map, $x, $y);	1738	$self->enter_map ($map, $x, $y);
1634	}	1739	}
…		…
1673	my ($self, $path, $x, $y) = @_;	1778	my ($self, $path, $x, $y) = @_;
1674		1779
1675	$self->enter_link;	1780	$self->enter_link;
1676		1781
1677	(async {	1782	(async {
1678	$path = new cf::path $path;
1679
1680	my $map = cf::map::find $path->as_string;	1783	my $map = cf::map::find $path;
1681	$map = $map->customise_for ($self) if $map;	1784	$map = $map->customise_for ($self) if $map;
1682		1785
1683	# warn "entering ", $map->path, " at ($x, $y)\n"	1786	# warn "entering ", $map->path, " at ($x, $y)\n"
1684	# if $map;	1787	# if $map;
1685		1788
1686	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE \| cf::NDI_RED);	1789	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE \| cf::NDI_RED);
1687		1790
1688	$self->leave_link ($map, $x, $y);	1791	$self->leave_link ($map, $x, $y);
1689	})->prio (1);	1792	})->prio (1);
1690	}	1793	}
1691		1794
…		…
1750	$self->deactivate_recursive; # just to be sure	1853	$self->deactivate_recursive; # just to be sure
1751	unless (eval {	1854	unless (eval {
1752	prepare_random_map $exit	1855	prepare_random_map $exit
1753	if $exit->slaying eq "/!";	1856	if $exit->slaying eq "/!";
1754		1857
1755	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;	1858	my $path = new_from_path cf::map $exit->slaying, $exit->map && $exit->map->path;
1756	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);	1859	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1757		1860
1758	1;	1861	1;
1759	}) {	1862	}) {
1760	$self->message ("Something went wrong deep within the crossfire server. "	1863	$self->message ("Something went wrong deep within the crossfire server. "
1761	. "I'll try to bring you back to the map you were before. "	1864	. "I'll try to bring you back to the map you were before. "
1762	. "Please report this to the dungeon master",	1865	. "Please report this to the dungeon master!",
1763	cf::NDI_UNIQUE \| cf::NDI_RED);	1866	cf::NDI_UNIQUE \| cf::NDI_RED);
1764		1867
1765	warn "ERROR in enter_exit: $@";	1868	warn "ERROR in enter_exit: $@";
1766	$self->leave_link;	1869	$self->leave_link;
1767	}	1870	}
…		…
2099	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	2202	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2100	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	2203	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2101		2204
2102	if (exists $CFG{mlockall}) {	2205	if (exists $CFG{mlockall}) {
2103	eval {	2206	eval {
2104	$CFG{mlockall} ? &mlockall : &munlockall	2207	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2105	and die "WARNING: m(un)lockall failed: $!\n";	2208	and die "WARNING: m(un)lockall failed: $!\n";
2106	};	2209	};
2107	warn $@ if $@;	2210	warn $@ if $@;
2108	}	2211	}
2109	}	2212	}
…		…
2120	load_extensions;	2223	load_extensions;
2121	Event::loop;	2224	Event::loop;
2122	}	2225	}
2123		2226
2124	#############################################################################	2227	#############################################################################
2125	# initialisation	2228	# initialisation and cleanup
		2229
		2230	# install some emergency cleanup handlers
		2231	BEGIN {
		2232	for my $signal (qw(INT HUP TERM)) {
		2233	Event->signal (
		2234	data => WF_AUTOCANCEL,
		2235	signal => $signal,
		2236	cb => sub {
		2237	cf::cleanup "SIG$signal";
		2238	},
		2239	);
		2240	}
		2241	}
		2242
		2243	sub emergency_save() {
		2244	my $freeze_guard = cf::freeze_mainloop;
		2245
		2246	warn "enter emergency perl save\n";
		2247
		2248	cf::sync_job {
		2249	# use a peculiar iteration method to avoid tripping on perl
		2250	# refcount bugs in for. also avoids problems with players
		2251	# and maps saved/destroyed asynchronously.
		2252	warn "begin emergency player save\n";
		2253	for my $login (keys %cf::PLAYER) {
		2254	my $pl = $cf::PLAYER{$login} or next;
		2255	$pl->valid or next;
		2256	$pl->save;
		2257	}
		2258	warn "end emergency player save\n";
		2259
		2260	warn "begin emergency map save\n";
		2261	for my $path (keys %cf::MAP) {
		2262	my $map = $cf::MAP{$path} or next;
		2263	$map->valid or next;
		2264	$map->save;
		2265	}
		2266	warn "end emergency map save\n";
		2267	};
		2268
		2269	warn "leave emergency perl save\n";
		2270	}
2126		2271
2127	sub reload() {	2272	sub reload() {
2128	# can/must only be called in main	2273	# can/must only be called in main
2129	if ($Coro::current != $Coro::main) {	2274	if ($Coro::current != $Coro::main) {
2130	warn "can only reload from main coroutine\n";	2275	warn "can only reload from main coroutine\n";
2131	return;	2276	return;
2132	}	2277	}
2133		2278
2134	warn "reloading...";	2279	warn "reloading...";
2135		2280
		2281	warn "freezing server";
2136	my $guard = freeze_mainloop;	2282	my $guard = freeze_mainloop;
2137	cf::emergency_save;	2283	cf::emergency_save;
2138		2284
		2285	warn "sync database to disk";
		2286	cf::db_sync;
		2287	IO::AIO::flush;
		2288
2139	eval {	2289	eval {
2140	# if anything goes wrong in here, we should simply crash as we already saved	2290	# if anything goes wrong in here, we should simply crash as we already saved
2141		2291
2142	# cancel all watchers	2292	warn "cancel all watchers";
2143	for (Event::all_watchers) {	2293	for (Event::all_watchers) {
2144	$_->cancel if $_->data & WF_AUTOCANCEL;	2294	$_->cancel if $_->data & WF_AUTOCANCEL;
2145	}	2295	}
2146		2296
2147	# cancel all extension coros	2297	warn "cancel all extension coros";
2148	$_->cancel for values %EXT_CORO;	2298	$_->cancel for values %EXT_CORO;
2149	%EXT_CORO = ();	2299	%EXT_CORO = ();
2150		2300
		2301	warn "remove commands";
		2302	%COMMAND = ();
		2303
		2304	warn "remove ext commands";
		2305	%EXTCMD = ();
		2306
2151	# unload all extensions	2307	warn "unload/nuke all extensions";
2152	for (@exts) {	2308	for my $pkg (@EXTS) {
2153	warn "unloading <$_>";	2309	warn "... unloading $pkg";
2154	unload_extension $_;	2310
		2311	if (my $cb = $pkg->can ("unload")) {
		2312	eval {
		2313	$cb->($pkg);
		2314	1
		2315	} or warn "$pkg unloaded, but with errors: $@";
2155	}	2316	}
2156		2317
		2318	warn "... nuking $pkg";
		2319	Symbol::delete_package $pkg;
		2320	}
		2321
2157	# unload all modules loaded from $LIBDIR	2322	warn "unload all perl modules loaded from $LIBDIR";
2158	while (my ($k, $v) = each %INC) {	2323	while (my ($k, $v) = each %INC) {
2159	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2324	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2160		2325
2161	warn "removing <$k>";	2326	warn "removing <$k>";
2162	delete $INC{$k};	2327	delete $INC{$k};
…		…
2169	}	2334	}
2170		2335
2171	Symbol::delete_package $k;	2336	Symbol::delete_package $k;
2172	}	2337	}
2173		2338
2174	# sync database to disk
2175	cf::db_sync;
2176	IO::AIO::flush;
2177
2178	# get rid of safe::, as good as possible	2339	warn "get rid of safe::, as good as possible";
2179	Symbol::delete_package "safe::$_"	2340	Symbol::delete_package "safe::$_"
2180	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2341	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2181		2342
2182	# remove register_script_function callbacks
2183	# TODO
2184
2185	# unload cf.pm "a bit"	2343	warn "unload cf.pm \"a bit\"";
2186	delete $INC{"cf.pm"};	2344	delete $INC{"cf.pm"};
2187		2345
2188	# don't, removes xs symbols, too,	2346	# don't, removes xs symbols, too,
2189	# and global variables created in xs	2347	# and global variables created in xs
2190	#Symbol::delete_package __PACKAGE__;	2348	#Symbol::delete_package __PACKAGE__;
2191		2349
2192	# reload cf.pm
2193	warn "reloading cf.pm";	2350	warn "reloading cf.pm";
2194	require cf;	2351	require cf;
2195	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2352	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2196		2353
2197	# load config and database again	2354	warn "load config and database again";
2198	cf::cfg_load;	2355	cf::cfg_load;
2199	cf::db_load;	2356	cf::db_load;
2200		2357
2201	# load extensions
2202	warn "load extensions";	2358	warn "load extensions";
2203	cf::load_extensions;	2359	cf::load_extensions;
2204		2360
2205	# reattach attachments to objects	2361	warn "reattach attachments to objects/players";
2206	warn "reattach";
2207	_global_reattach;	2362	_global_reattach;
		2363	warn "reattach attachments to maps";
2208	reattach $_ for values %MAP;	2364	reattach $_ for values %MAP;
2209	};	2365	};
2210		2366
2211	if ($@) {	2367	if ($@) {
2212	warn $@;	2368	warn $@;
2213	warn "error while reloading, exiting.";	2369	warn "error while reloading, exiting.";
2214	exit 1;	2370	exit 1;
2215	}	2371	}
2216		2372
2217	warn "reloaded successfully";	2373	warn "reloaded";
2218	};	2374	};
2219
2220	#############################################################################
2221
2222	unless ($LINK_MAP) {
2223	$LINK_MAP = cf::map::new;
2224
2225	$LINK_MAP->width (41);
2226	$LINK_MAP->height (41);
2227	$LINK_MAP->alloc;
2228	$LINK_MAP->path ("{link}");
2229	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2230	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2231
2232	# dirty hack because... archetypes are not yet loaded
2233	Event->timer (
2234	after => 10,
2235	cb => sub {
2236	$_[0]->w->cancel;
2237
2238	# provide some exits "home"
2239	my $exit = cf::object::new "exit";
2240
2241	$exit->slaying ($EMERGENCY_POSITION->[0]);
2242	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2243	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2244
2245	$LINK_MAP->insert ($exit->clone, 19, 19);
2246	$LINK_MAP->insert ($exit->clone, 19, 20);
2247	$LINK_MAP->insert ($exit->clone, 19, 21);
2248	$LINK_MAP->insert ($exit->clone, 20, 19);
2249	$LINK_MAP->insert ($exit->clone, 20, 21);
2250	$LINK_MAP->insert ($exit->clone, 21, 19);
2251	$LINK_MAP->insert ($exit->clone, 21, 20);
2252	$LINK_MAP->insert ($exit->clone, 21, 21);
2253
2254	$exit->destroy;
2255	});
2256
2257	$LINK_MAP->{deny_save} = 1;
2258	$LINK_MAP->{deny_reset} = 1;
2259
2260	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2261	}
2262
2263	register "<global>", __PACKAGE__;
2264		2375
2265	register_command "reload" => sub {	2376	register_command "reload" => sub {
2266	my ($who, $arg) = @_;	2377	my ($who, $arg) = @_;
2267		2378
2268	if ($who->flag (FLAG_WIZ)) {	2379	if ($who->flag (FLAG_WIZ)) {
…		…
2278	reentrant => 0,	2389	reentrant => 0,
2279	prio => 0,	2390	prio => 0,
2280	at => $NEXT_TICK \|\| $TICK,	2391	at => $NEXT_TICK \|\| $TICK,
2281	data => WF_AUTOCANCEL,	2392	data => WF_AUTOCANCEL,
2282	cb => sub {	2393	cb => sub {
		2394	$NOW = Event::time;
		2395
2283	cf::server_tick; # one server iteration	2396	cf::server_tick; # one server iteration
2284	$RUNTIME += $TICK;	2397	$RUNTIME += $TICK;
2285	$NEXT_TICK += $TICK;	2398	$NEXT_TICK += $TICK;
		2399
		2400	$WAIT_FOR_TICK->broadcast;
		2401	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2286		2402
2287	# if we are delayed by four ticks or more, skip them all	2403	# if we are delayed by four ticks or more, skip them all
2288	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2404	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2289		2405
2290	$TICK_WATCHER->at ($NEXT_TICK);	2406	$TICK_WATCHER->at ($NEXT_TICK);
…		…
2292	},	2408	},
2293	);	2409	);
2294		2410
2295	IO::AIO::max_poll_time $TICK * 0.2;	2411	IO::AIO::max_poll_time $TICK * 0.2;
2296		2412
2297	Event->io (	2413	$AIO_POLL_WATCHER = Event->io (
2298	fd => IO::AIO::poll_fileno,	2414	fd => IO::AIO::poll_fileno,
2299	poll => 'r',	2415	poll => 'r',
2300	prio => 5,	2416	prio => 5,
2301	data => WF_AUTOCANCEL,	2417	data => WF_AUTOCANCEL,
2302	cb => \&IO::AIO::poll_cb,	2418	cb => \&IO::AIO::poll_cb,
2303	);	2419	);
2304		2420
2305	Event->timer (	2421	$WRITE_RUNTIME_WATCHER = Event->timer (
2306	data => WF_AUTOCANCEL,	2422	data => WF_AUTOCANCEL,
2307	after => 0,	2423	after => 0,
2308	interval => 10,	2424	interval => 10,
2309	cb => sub {	2425	cb => sub {
2310	(Coro::unblock_sub {	2426	(Coro::unblock_sub {

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Comparing deliantra/server/lib/cf.pm (file contents): Revision 1.146 by root, Sun Jan 7 23:10:43 2007 UTC vs. Revision 1.169 by root, Sun Jan 14 01:09:46 2007 UTC

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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.146 by root, Sun Jan 7 23:10:43 2007 UTC vs.
Revision 1.169 by root, Sun Jan 14 01:09:46 2007 UTC