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

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.151 by root, Mon Jan 8 20:59:15 2007 UTC vs.
Revision 1.171 by root, Sun Jan 14 12:24:48 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
…		…
585	our @CB_TYPE = (); # registry for type (cf-object class) based events	503	our @CB_TYPE = (); # registry for type (cf-object class) based events
586	our @CB_MAP = ();	504	our @CB_MAP = ();
587		505
588	my %attachment;	506	my %attachment;
589		507
		508	sub cf::attachable::thawer_merge {
		509	# simply override everything except _meta
		510	local $_[0]{_meta};
		511	%{$_[0]} = %{$_[1]};
		512	}
		513
590	sub _attach_cb($$$$) {	514	sub _attach_cb($$$$) {
591	my ($registry, $event, $prio, $cb) = @_;	515	my ($registry, $event, $prio, $cb) = @_;
592		516
593	use sort 'stable';	517	use sort 'stable';
594		518
…		…
765	# object support	689	# object support
766		690
767	sub reattach {	691	sub reattach {
768	# basically do the same as instantiate, without calling instantiate	692	# basically do the same as instantiate, without calling instantiate
769	my ($obj) = @_;	693	my ($obj) = @_;
		694
		695	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
770		696
771	my $registry = $obj->registry;	697	my $registry = $obj->registry;
772		698
773	@$registry = ();	699	@$registry = ();
774		700
…		…
906	=cut	832	=cut
907		833
908	sub register_extcmd {	834	sub register_extcmd {
909	my ($name, $cb) = @_;	835	my ($name, $cb) = @_;
910		836
911	my $caller = caller;
912	#warn "registering extcmd '$name' to '$caller'";
913
914	$EXTCMD{$name} = [$cb, $caller];	837	$EXTCMD{$name} = $cb;
915	}	838	}
916		839
917	cf::player->attach (	840	cf::player->attach (
918	on_command => sub {	841	on_command => sub {
919	my ($pl, $name, $params) = @_;	842	my ($pl, $name, $params) = @_;
…		…
932		855
933	my $msg = eval { from_json $buf };	856	my $msg = eval { from_json $buf };
934		857
935	if (ref $msg) {	858	if (ref $msg) {
936	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	859	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
937	if (my %reply = $cb->[0]->($pl, $msg)) {	860	if (my %reply = $cb->($pl, $msg)) {
938	$pl->ext_reply ($msg->{msgid}, %reply);	861	$pl->ext_reply ($msg->{msgid}, %reply);
939	}	862	}
940	}	863	}
941	} else {	864	} else {
942	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	865	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
944		867
945	cf::override;	868	cf::override;
946	},	869	},
947	);	870	);
948		871
949	sub register {
950	my ($base, $pkg) = @_;
951
952	#TODO
953	}
954
955	sub load_extension {	872	sub load_extension {
956	my ($path) = @_;	873	my ($path) = @_;
957		874
958	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	875	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
959	my $base = $1;	876	my $base = $1;
960	my $pkg = $1;	877	my $pkg = $1;
961	$pkg =~ s/[^[:word:]]/_/g;	878	$pkg =~ s/[^[:word:]]/_/g;
962	$pkg = "ext::$pkg";	879	$pkg = "ext::$pkg";
963		880
964	warn "loading '$path' into '$pkg'\n";	881	warn "... loading '$path' into '$pkg'\n";
965		882
966	open my $fh, "<:utf8", $path	883	open my $fh, "<:utf8", $path
967	or die "$path: $!";	884	or die "$path: $!";
968		885
969	my $source =	886	my $source =
970	"package $pkg; use strict; use utf8;\n"	887	"package $pkg; use strict; use utf8;\n"
971	. "#line 1 \"$path\"\n{\n"	888	. "#line 1 \"$path\"\n{\n"
972	. (do { local $/; <$fh> })	889	. (do { local $/; <$fh> })
973	. "\n};\n1";	890	. "\n};\n1";
974		891
975	eval $source	892	unless (eval $source) {
976	or die $@ ? "$path: $@\n"	893	my $msg = $@ ? "$path: $@\n"
977	: "extension disabled.\n";	894	: "extension disabled.\n";
978		895	if ($source =~ /^#!.perl.#.*MANDATORY/m) { # ugly match
979	push @exts, $pkg;	896	warn $@;
980	$ext_pkg{$base} = $pkg;	897	warn "mandatory extension failed to load, exiting.\n";
981		898	exit 1;
982	# no strict 'refs';	899	}
983	# @{"$pkg\::ISA"} = ext::;	900	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	# }	901	}
998		902
999	# remove commands	903	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	}	904	}
1024		905
1025	sub load_extensions {	906	sub load_extensions {
1026	for my $ext (<$LIBDIR/*.ext>) {	907	for my $ext (<$LIBDIR/*.ext>) {
1027	next unless -r $ext;	908	next unless -r $ext;
…		…
1031	} or warn "$ext not loaded: $@";	912	} or warn "$ext not loaded: $@";
1032	}	913	}
1033	}	914	}
1034		915
1035	#############################################################################	916	#############################################################################
1036	# load/save/clean perl data associated with a map
1037
1038	*cf::mapsupport::on_clean = sub {
1039	my ($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		917
1073	=head2 CORE EXTENSIONS	918	=head2 CORE EXTENSIONS
1074		919
1075	Functions and methods that extend core crossfire objects.	920	Functions and methods that extend core crossfire objects.
1076		921
1077	=cut	922	=cut
1078		923
1079	package cf::player;	924	package cf::player;
		925
		926	use Coro::AIO;
1080		927
1081	=head3 cf::player	928	=head3 cf::player
1082		929
1083	=over 4	930	=over 4
1084		931
…		…
1137	my $path = path $pl;	984	my $path = path $pl;
1138	my $guard = cf::lock_acquire "user_save:$path";	985	my $guard = cf::lock_acquire "user_save:$path";
1139		986
1140	return if $pl->{deny_save};	987	return if $pl->{deny_save};
1141		988
1142	Coro::AIO::aio_mkdir playerdir $pl, 0770;	989	aio_mkdir playerdir $pl, 0770;
1143	$pl->{last_save} = $cf::RUNTIME;	990	$pl->{last_save} = $cf::RUNTIME;
1144		991
1145	$pl->save_pl ($path);	992	$pl->save_pl ($path);
1146	Coro::cede;	993	Coro::cede;
1147	}	994	}
…		…
1156		1003
1157	$cf::PLAYER{$login} = $self;	1004	$cf::PLAYER{$login} = $self;
1158		1005
1159	$self	1006	$self
1160	}	1007	}
		1008
		1009	=item $pl->quit_character
		1010
		1011	Nukes the player without looking back. If logged in, the connection will
		1012	be destroyed. May block for a long time.
		1013
		1014	=cut
1161		1015
1162	sub quit_character {	1016	sub quit_character {
1163	my ($pl) = @_;	1017	my ($pl) = @_;
1164		1018
1165	$pl->{deny_save} = 1;	1019	$pl->{deny_save} = 1;
…		…
1170	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1024	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1171	$pl->ns->destroy if $pl->ns;	1025	$pl->ns->destroy if $pl->ns;
1172		1026
1173	my $path = playerdir $pl;	1027	my $path = playerdir $pl;
1174	my $temp = "$path~$cf::RUNTIME~deleting~";	1028	my $temp = "$path~$cf::RUNTIME~deleting~";
1175	Coro::AIO::aio_rename $path, $temp;	1029	aio_rename $path, $temp;
1176	delete $cf::PLAYER{$pl->ob->name};	1030	delete $cf::PLAYER{$pl->ob->name};
1177	$pl->destroy;	1031	$pl->destroy;
1178	IO::AIO::aio_rmtree $temp;	1032	IO::AIO::aio_rmtree $temp;
1179	}	1033	}
1180		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
		1085	}
		1086
1181	=item $player->ext_reply ($msgid, $msgtype, %msg)	1087	=item $player->ext_reply ($msgid, $msgtype, %msg)
1182		1088
1183	Sends an ext reply to the player.	1089	Sends an ext reply to the player.
1184		1090
1185	=cut	1091	=cut
…		…
1206	package cf::map;	1112	package cf::map;
1207		1113
1208	use Fcntl;	1114	use Fcntl;
1209	use Coro::AIO;	1115	use Coro::AIO;
1210		1116
		1117	use overload
		1118	'""' => \&as_string;
		1119
1211	our $MAX_RESET = 3600;	1120	our $MAX_RESET = 3600;
1212	our $DEFAULT_RESET = 3000;	1121	our $DEFAULT_RESET = 3000;
1213		1122
1214	sub generate_random_map {	1123	sub generate_random_map {
1215	my ($path, $rmp) = @_;	1124	my ($self, $rmp) = @_;
1216		1125
1217	# mit "rum" bekleckern, nicht	1126	# mit "rum" bekleckern, nicht
1218	cf::map::_create_random_map	1127	$self->_create_random_map (
1219	$path,
1220	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1128	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1221	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1129	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1222	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1130	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1223	$rmp->{exit_on_final_map},	1131	$rmp->{exit_on_final_map},
1224	$rmp->{xsize}, $rmp->{ysize},	1132	$rmp->{xsize}, $rmp->{ysize},
1225	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1133	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1226	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1134	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1227	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1135	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1228	$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},
1229	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1137	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1230	(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
1231	}	1254	}
1232		1255
1233	# and all this just because we cannot iterate over	1256	# and all this just because we cannot iterate over
1234	# all maps in C++...	1257	# all maps in C++...
1235	sub change_all_map_light {	1258	sub change_all_map_light {
…		…
1237		1260
1238	$_->change_map_light ($change)	1261	$_->change_map_light ($change)
1239	for grep $_->outdoor, values %cf::MAP;	1262	for grep $_->outdoor, values %cf::MAP;
1240	}	1263	}
1241		1264
		1265	sub unlink_save {
		1266	my ($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
1242	sub try_load_header($) {	1273	sub load_header_from($) {
1243	my ($path) = @_;	1274	my ($self, $path) = @_;
1244		1275
1245	utf8::encode $path;	1276	utf8::encode $path;
1246	aio_open $path, O_RDONLY, 0	1277	aio_open $path, O_RDONLY, 0
1247	or return;	1278	or return;
1248		1279
1249	my $map = cf::map::new	1280	$self->_load_header ($path)
1250	or return;	1281	or return;
1251		1282
1252	# for better error messages only, will be overwritten	1283	$self->{load_path} = $path;
1253	$map->path ($path);
1254		1284
1255	$map->load_header ($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
1256	or return;	1311	or return;
1257		1312
1258	$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	}
1259		1318
1260	$map	1319	1
1261	}	1320	}
1262		1321
1263	sub find;	1322	sub find;
1264	sub find {	1323	sub find {
1265	my ($path, $origin) = @_;	1324	my ($path, $origin) = @_;
1266		1325
1267	#warn "find<$path,$origin>\n";#d#
1268
1269	$path = new cf::path $path, $origin && $origin->path;	1326	$path = normalise $path, $origin && $origin->path;
1270	my $key = $path->as_string;
1271		1327
1272	cf::lock_wait "map_find:$key";	1328	cf::lock_wait "map_find:$path";
1273		1329
1274	$cf::MAP{$key} \|\| do {	1330	$cf::MAP{$path} \|\| do {
1275	my $guard = cf::lock_acquire "map_find:$key";	1331	my $guard = cf::lock_acquire "map_find:$path";
1276		1332	my $map = new_from_path cf::map $path
1277	# do it the slow way
1278	my $map = try_load_header $path->save_path;
1279
1280	Coro::cede;
1281
1282	if ($map) {
1283	$map->last_access ((delete $map->{last_access})
1284	\|\| $cf::RUNTIME); #d#
1285	# safety
1286	$map->{instantiate_time} = $cf::RUNTIME
1287	if $map->{instantiate_time} > $cf::RUNTIME;
1288	} else {
1289	if (my $rmp = $path->random_map_params) {
1290	$map = generate_random_map $key, $rmp;
1291	} else {
1292	$map = try_load_header $path->load_path;
1293	}
1294
1295	$map or return;	1333	or return;
1296		1334
1297	$map->{load_original} = 1;
1298	$map->{instantiate_time} = $cf::RUNTIME;
1299	$map->last_access ($cf::RUNTIME);
1300	$map->instantiate;
1301
1302	# per-player maps become, after loading, normal maps
1303	$map->per_player (0) if $path->{user_rel};
1304	}
1305
1306	$map->path ($key);
1307	$map->{path} = $path;
1308	$map->{last_save} = $cf::RUNTIME;	1335	$map->{last_save} = $cf::RUNTIME;
1309		1336
1310	Coro::cede;	1337	$map->load_header
		1338	or return;
1311		1339
1312	if ($map->should_reset) {	1340	if ($map->should_reset) {
		1341	$cf::WAIT_FOR_TICK->wait;
1313	$map->reset;	1342	$map->reset;
1314	undef $guard;	1343	undef $guard;
1315	$map = find $path	1344	$map = find $path
1316	or return;	1345	or return;
1317	}	1346	}
1318		1347
1319	$cf::MAP{$key} = $map	1348	$cf::MAP{$path} = $map
1320	}	1349	}
1321	}	1350	}
1322		1351
1323	sub load {	1352	sub load {
1324	my ($self) = @_;	1353	my ($self) = @_;
1325		1354
1326	my $path = $self->{path};	1355	my $path = $self->{path};
1327	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1356	my $guard = cf::lock_acquire "map_load:$path";
1328		1357
1329	return if $self->in_memory != cf::MAP_SWAPPED;	1358	return if $self->in_memory != cf::MAP_SWAPPED;
1330		1359
1331	$self->in_memory (cf::MAP_LOADING);	1360	$self->in_memory (cf::MAP_LOADING);
1332		1361
1333	$self->alloc;	1362	$self->alloc;
1334	$self->load_objects ($self->{load_path}, 1)	1363	$self->_load_objects ($self->{load_path}, 1)
1335	or return;	1364	or return;
1336		1365
1337	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1366	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1338	if delete $self->{load_original};	1367	if delete $self->{load_original};
1339		1368
1340	if (my $uniq = $path->uniq_path) {	1369	if (my $uniq = $self->uniq_path) {
1341	utf8::encode $uniq;	1370	utf8::encode $uniq;
1342	if (aio_open $uniq, O_RDONLY, 0) {	1371	if (aio_open $uniq, O_RDONLY, 0) {
1343	$self->clear_unique_items;	1372	$self->clear_unique_items;
1344	$self->load_objects ($uniq, 0);	1373	$self->_load_objects ($uniq, 0);
1345	}	1374	}
1346	}	1375	}
1347		1376
1348	Coro::cede;	1377	Coro::cede;
1349		1378
1350	# now do the right thing for maps	1379	# now do the right thing for maps
1351	$self->link_multipart_objects;	1380	$self->link_multipart_objects;
1352		1381
1353	if ($self->{path}->is_style_map) {	1382	unless ($self->{deny_activate}) {
1354	$self->{deny_save} = 1;	1383	$self->decay_objects;
1355	$self->{deny_reset} = 1;
1356	} else {
1357	$self->fix_auto_apply;	1384	$self->fix_auto_apply;
1358	$self->decay_objects;
1359	$self->update_buttons;	1385	$self->update_buttons;
		1386	Coro::cede;
1360	$self->set_darkness_map;	1387	$self->set_darkness_map;
1361	$self->difficulty ($self->estimate_difficulty)	1388	$self->difficulty ($self->estimate_difficulty)
1362	unless $self->difficulty;	1389	unless $self->difficulty;
		1390	Coro::cede;
1363	$self->activate;	1391	$self->activate;
1364	}	1392	}
1365		1393
1366	Coro::cede;
1367
1368	$self->in_memory (cf::MAP_IN_MEMORY);	1394	$self->in_memory (cf::MAP_IN_MEMORY);
		1395	}
		1396
		1397	sub customise_for {
		1398	my ($self, $ob) = @_;
		1399
		1400	return find "~" . $ob->name . "/" . $self->{path}
		1401	if $self->per_player;
		1402
		1403	$self
		1404	}
		1405
		1406	# find and load all maps in the 3x3 area around a map
		1407	sub load_diag {
		1408	my ($map) = @_;
		1409
		1410	my @diag; # diagonal neighbours
		1411
		1412	for (0 .. 3) {
		1413	my $neigh = $map->tile_path ($_)
		1414	or next;
		1415	$neigh = find $neigh, $map
		1416	or next;
		1417	$neigh->load;
		1418
		1419	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1420	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1421	}
		1422
		1423	for (@diag) {
		1424	my $neigh = find @$_
		1425	or next;
		1426	$neigh->load;
		1427	}
1369	}	1428	}
1370		1429
1371	sub find_sync {	1430	sub find_sync {
1372	my ($path, $origin) = @_;	1431	my ($path, $origin) = @_;
1373		1432
1374	cf::sync_job { cf::map::find $path, $origin }	1433	cf::sync_job { find $path, $origin }
1375	}	1434	}
1376		1435
1377	sub do_load_sync {	1436	sub do_load_sync {
1378	my ($map) = @_;	1437	my ($map) = @_;
1379		1438
1380	cf::sync_job { $map->load };	1439	cf::sync_job { $map->load };
1381	}	1440	}
1382		1441
		1442	our %MAP_PREFETCH;
		1443	our $MAP_PREFETCHER = Coro::async {
		1444	while () {
		1445	for my $path (keys %MAP_PREFETCH) {
		1446	my $map = find $path
		1447	or next;
		1448	$map->load;
		1449
		1450	delete $MAP_PREFETCH{$path};
		1451	}
		1452	Coro::schedule;
		1453	}
		1454	};
		1455
		1456	sub find_async {
		1457	my ($path, $origin) = @_;
		1458
		1459	$path = normalise $path, $origin && $origin->{path};
		1460
		1461	if (my $map = $cf::MAP{$path}) {
		1462	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1463	}
		1464
		1465	$MAP_PREFETCH{$path} = 0;
		1466	$MAP_PREFETCHER->ready;
		1467
		1468	()
		1469	}
		1470
1383	sub save {	1471	sub save {
1384	my ($self) = @_;	1472	my ($self) = @_;
1385		1473
1386	my $lock = cf::lock_acquire "map_data:" . $self->path;	1474	my $lock = cf::lock_acquire "map_data:" . $self->path;
1387		1475
1388	$self->{last_save} = $cf::RUNTIME;	1476	$self->{last_save} = $cf::RUNTIME;
1389		1477
1390	return unless $self->dirty;	1478	return unless $self->dirty;
1391		1479
1392	my $save = $self->{path}->save_path; utf8::encode $save;	1480	my $save = $self->save_path; utf8::encode $save;
1393	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1481	my $uniq = $self->uniq_path; utf8::encode $uniq;
1394		1482
1395	$self->{load_path} = $save;	1483	$self->{load_path} = $save;
1396		1484
1397	return if $self->{deny_save};	1485	return if $self->{deny_save};
1398		1486
…		…
1401	cf::async {	1489	cf::async {
1402	$_->contr->save for $self->players;	1490	$_->contr->save for $self->players;
1403	};	1491	};
1404		1492
1405	if ($uniq) {	1493	if ($uniq) {
1406	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);	1494	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);
1407	$self->save_objects ($uniq, cf::IO_UNIQUES);	1495	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1408	} else {	1496	} else {
1409	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);	1497	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);
1410	}	1498	}
1411	}	1499	}
1412		1500
1413	sub swap_out {	1501	sub swap_out {
1414	my ($self) = @_;	1502	my ($self) = @_;
…		…
1428		1516
1429	sub reset_at {	1517	sub reset_at {
1430	my ($self) = @_;	1518	my ($self) = @_;
1431		1519
1432	# TODO: safety, remove and allow resettable per-player maps	1520	# TODO: safety, remove and allow resettable per-player maps
1433	return 1e99 if $self->{path}{user_rel};	1521	return 1e99 if $self->isa ("ext::map_per_player");#d#
1434	return 1e99 if $self->{deny_reset};	1522	return 1e99 if $self->{deny_reset};
1435		1523
1436	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1524	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1437	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;	1525	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;
1438		1526
…		…
1443	my ($self) = @_;	1531	my ($self) = @_;
1444		1532
1445	$self->reset_at <= $cf::RUNTIME	1533	$self->reset_at <= $cf::RUNTIME
1446	}	1534	}
1447		1535
1448	sub unlink_save {
1449	my ($self) = @_;
1450
1451	utf8::encode (my $save = $self->{path}->save_path);
1452	aioreq_pri 3; IO::AIO::aio_unlink $save;
1453	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1454	}
1455
1456	sub rename {	1536	sub rename {
1457	my ($self, $new_path) = @_;	1537	my ($self, $new_path) = @_;
1458		1538
		1539	normalise $new_path;
		1540
1459	$self->unlink_save;	1541	$self->unlink_save;
1460		1542
1461	delete $cf::MAP{$self->path};	1543	delete $cf::MAP{$self->path};
1462	$self->{path} = new cf::path $new_path;	1544	$self->{path} = $new_path; $self->path ($self->{path});
1463	$self->path ($self->{path}->as_string);
1464	$cf::MAP{$self->path} = $self;	1545	$cf::MAP{$self->path} = $self;
1465		1546
1466	$self->save;	1547	$self->save;
1467	}	1548	}
1468		1549
1469	sub reset {	1550	sub reset {
1470	my ($self) = @_;	1551	my ($self) = @_;
1471		1552
1472	my $lock = cf::lock_acquire "map_data:" . $self->path;	1553	my $lock = cf::lock_acquire "map_data:$self->{path}";
1473		1554
1474	return if $self->players;	1555	return if $self->players;
1475	return if $self->{path}{user_rel};#d#	1556	return if $self->isa ("ext::map_per_player");#d#
1476		1557
1477	warn "resetting map ", $self->path;#d#	1558	warn "resetting map ", $self->path;#d#
1478		1559
1479	delete $cf::MAP{$self->path};	1560	delete $cf::MAP{$self->path};
		1561
		1562	$self->in_memory (cf::MAP_SWAPPED);
		1563	$self->clear;
1480		1564
1481	$_->clear_links_to ($self) for values %cf::MAP;	1565	$_->clear_links_to ($self) for values %cf::MAP;
1482		1566
1483	$self->unlink_save;	1567	$self->unlink_save;
1484	$self->destroy;	1568	$self->destroy;
…		…
1493	$self->reset_timeout (1);	1577	$self->reset_timeout (1);
1494	$self->rename ("{nuke}/" . ($nuke_counter++));	1578	$self->rename ("{nuke}/" . ($nuke_counter++));
1495	$self->reset; # polite request, might not happen	1579	$self->reset; # polite request, might not happen
1496	}	1580	}
1497		1581
1498	sub customise_for {	1582	=item cf::map::unique_maps
1499	my ($map, $ob) = @_;
1500		1583
1501	if ($map->per_player) {	1584	Returns an arrayref of paths of all shared maps that have
1502	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1585	instantiated unique items. May block.
1503	}
1504		1586
1505	$map	1587	=cut
1506	}
1507		1588
1508	sub emergency_save {	1589	sub unique_maps() {
1509	my $freeze_guard = cf::freeze_mainloop;	1590	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1591	or return;
1510		1592
1511	warn "enter emergency perl save\n";	1593	my @paths;
1512		1594
1513	cf::sync_job {	1595	for (@$files) {
1514	warn "begin emergency player save\n";	1596	utf8::decode $_;
1515	$_->save for values %cf::PLAYER;	1597	next if /\.pst$/;
1516	warn "end emergency player save\n";	1598	next unless /^$PATH_SEP/o;
1517		1599
1518	warn "begin emergency map save\n";	1600	s/\.map$//;
1519	$_->save for values %cf::MAP;	1601	push @paths, $_;
1520	warn "end emergency map save\n";
1521	};	1602	}
1522		1603
1523	warn "leave emergency perl save\n";	1604	\@paths
1524	}	1605	}
1525		1606
1526	package cf;	1607	package cf;
1527		1608
1528	=back	1609	=back
1529		1610
		1611	=head3 cf::object
		1612
		1613	=cut
		1614
		1615	package cf::object;
		1616
		1617	=over 4
		1618
		1619	=item $ob->inv_recursive
		1620
		1621	Returns the inventory of the object _and_ their inventories, recursively.
		1622
		1623	=cut
		1624
		1625	sub inv_recursive_;
		1626	sub inv_recursive_ {
		1627	map { $_, inv_recursive_ $_->inv } @_
		1628	}
		1629
		1630	sub inv_recursive {
		1631	inv_recursive_ inv $_[0]
		1632	}
		1633
		1634	package cf;
		1635
		1636	=back
1530		1637
1531	=head3 cf::object::player	1638	=head3 cf::object::player
1532		1639
1533	=over 4	1640	=over 4
1534		1641
…		…
1574		1681
1575	=item $player_object->enter_link	1682	=item $player_object->enter_link
1576		1683
1577	Freezes the player and moves him/her to a special map (C<{link}>).	1684	Freezes the player and moves him/her to a special map (C<{link}>).
1578		1685
1579	The player should be reaosnably safe there for short amounts of time. You	1686	The player should be reasonably safe there for short amounts of time. You
1580	I<MUST> call C<leave_link> as soon as possible, though.	1687	I<MUST> call C<leave_link> as soon as possible, though.
1581		1688
		1689	Will never block.
		1690
1582	=item $player_object->leave_link ($map, $x, $y)	1691	=item $player_object->leave_link ($map, $x, $y)
1583		1692
1584	Moves the player out of the specila link map onto the given map. If the	1693	Moves the player out of the special C<{link}> map onto the specified
1585	map is not valid (or omitted), the player will be moved back to the	1694	map. If the map is not valid (or omitted), the player will be moved back
1586	location he/she was before the call to C<enter_link>, or, if that fails,	1695	to the location he/she was before the call to C<enter_link>, or, if that
1587	to the emergency map position.	1696	fails, to the emergency map position.
1588		1697
1589	Might block.	1698	Might block.
1590		1699
1591	=cut	1700	=cut
		1701
		1702	sub link_map {
		1703	unless ($LINK_MAP) {
		1704	$LINK_MAP = cf::map::find "{link}"
		1705	or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 };
		1706	$LINK_MAP->load;
		1707	}
		1708
		1709	$LINK_MAP
		1710	}
1592		1711
1593	sub cf::object::player::enter_link {	1712	sub cf::object::player::enter_link {
1594	my ($self) = @_;	1713	my ($self) = @_;
1595		1714
1596	$self->deactivate_recursive;	1715	$self->deactivate_recursive;
1597		1716
1598	return if $self->map == $LINK_MAP;	1717	return if UNIVERSAL::isa $self->map, "ext::map_link";
1599		1718
1600	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]	1719	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]
1601	if $self->map;	1720	if $self->map;
1602		1721
1603	$self->enter_map ($LINK_MAP, 20, 20);	1722	$self->enter_map ($LINK_MAP \|\| link_map, 20, 20);
1604	}	1723	}
1605		1724
1606	sub cf::object::player::leave_link {	1725	sub cf::object::player::leave_link {
1607	my ($self, $map, $x, $y) = @_;	1726	my ($self, $map, $x, $y) = @_;
1608		1727
…		…
1626	# use -1 or undef as default coordinates, not 0, 0	1745	# use -1 or undef as default coordinates, not 0, 0
1627	($x, $y) = ($map->enter_x, $map->enter_y)	1746	($x, $y) = ($map->enter_x, $map->enter_y)
1628	if $x <=0 && $y <= 0;	1747	if $x <=0 && $y <= 0;
1629		1748
1630	$map->load;	1749	$map->load;
		1750	$map->load_diag;
1631		1751
1632	return unless $self->contr->active;	1752	return unless $self->contr->active;
1633	$self->activate_recursive;	1753	$self->activate_recursive;
1634	$self->enter_map ($map, $x, $y);	1754	$self->enter_map ($map, $x, $y);
1635	}	1755	}
…		…
1674	my ($self, $path, $x, $y) = @_;	1794	my ($self, $path, $x, $y) = @_;
1675		1795
1676	$self->enter_link;	1796	$self->enter_link;
1677		1797
1678	(async {	1798	(async {
1679	$path = new cf::path $path;
1680
1681	my $map = cf::map::find $path->as_string;	1799	my $map = cf::map::find $path;
1682	$map = $map->customise_for ($self) if $map;	1800	$map = $map->customise_for ($self) if $map;
1683		1801
1684	# warn "entering ", $map->path, " at ($x, $y)\n"	1802	# warn "entering ", $map->path, " at ($x, $y)\n"
1685	# if $map;	1803	# if $map;
1686		1804
1687	$map or $map->cluck ("oy");#d#
1688	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE \| cf::NDI_RED);	1805	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE \| cf::NDI_RED);
1689		1806
1690	$self->leave_link ($map, $x, $y);	1807	$self->leave_link ($map, $x, $y);
1691	})->prio (1);	1808	})->prio (1);
1692	}	1809	}
…		…
1752	$self->deactivate_recursive; # just to be sure	1869	$self->deactivate_recursive; # just to be sure
1753	unless (eval {	1870	unless (eval {
1754	prepare_random_map $exit	1871	prepare_random_map $exit
1755	if $exit->slaying eq "/!";	1872	if $exit->slaying eq "/!";
1756		1873
1757	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;	1874	my $path = new_from_path cf::map $exit->slaying, $exit->map && $exit->map->path;
1758	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);	1875	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1759		1876
1760	1;	1877	1;
1761	}) {	1878	}) {
1762	$self->message ("Something went wrong deep within the crossfire server. "	1879	$self->message ("Something went wrong deep within the crossfire server. "
1763	. "I'll try to bring you back to the map you were before. "	1880	. "I'll try to bring you back to the map you were before. "
1764	. "Please report this to the dungeon master",	1881	. "Please report this to the dungeon master!",
1765	cf::NDI_UNIQUE \| cf::NDI_RED);	1882	cf::NDI_UNIQUE \| cf::NDI_RED);
1766		1883
1767	warn "ERROR in enter_exit: $@";	1884	warn "ERROR in enter_exit: $@";
1768	$self->leave_link;	1885	$self->leave_link;
1769	}	1886	}
…		…
2122	load_extensions;	2239	load_extensions;
2123	Event::loop;	2240	Event::loop;
2124	}	2241	}
2125		2242
2126	#############################################################################	2243	#############################################################################
2127	# initialisation	2244	# initialisation and cleanup
		2245
		2246	# install some emergency cleanup handlers
		2247	BEGIN {
		2248	for my $signal (qw(INT HUP TERM)) {
		2249	Event->signal (
		2250	data => WF_AUTOCANCEL,
		2251	signal => $signal,
		2252	cb => sub {
		2253	cf::cleanup "SIG$signal";
		2254	},
		2255	);
		2256	}
		2257	}
		2258
		2259	sub emergency_save() {
		2260	my $freeze_guard = cf::freeze_mainloop;
		2261
		2262	warn "enter emergency perl save\n";
		2263
		2264	cf::sync_job {
		2265	# use a peculiar iteration method to avoid tripping on perl
		2266	# refcount bugs in for. also avoids problems with players
		2267	# and maps saved/destroyed asynchronously.
		2268	warn "begin emergency player save\n";
		2269	for my $login (keys %cf::PLAYER) {
		2270	my $pl = $cf::PLAYER{$login} or next;
		2271	$pl->valid or next;
		2272	$pl->save;
		2273	}
		2274	warn "end emergency player save\n";
		2275
		2276	warn "begin emergency map save\n";
		2277	for my $path (keys %cf::MAP) {
		2278	my $map = $cf::MAP{$path} or next;
		2279	$map->valid or next;
		2280	$map->save;
		2281	}
		2282	warn "end emergency map save\n";
		2283	};
		2284
		2285	warn "leave emergency perl save\n";
		2286	}
2128		2287
2129	sub reload() {	2288	sub reload() {
2130	# can/must only be called in main	2289	# can/must only be called in main
2131	if ($Coro::current != $Coro::main) {	2290	if ($Coro::current != $Coro::main) {
2132	warn "can only reload from main coroutine\n";	2291	warn "can only reload from main coroutine\n";
2133	return;	2292	return;
2134	}	2293	}
2135		2294
2136	warn "reloading...";	2295	warn "reloading...";
2137		2296
		2297	warn "freezing server";
2138	my $guard = freeze_mainloop;	2298	my $guard = freeze_mainloop;
2139	cf::emergency_save;	2299	cf::emergency_save;
2140		2300
		2301	warn "sync database to disk";
		2302	cf::db_sync;
		2303	IO::AIO::flush;
		2304
2141	eval {	2305	eval {
2142	# if anything goes wrong in here, we should simply crash as we already saved	2306	# if anything goes wrong in here, we should simply crash as we already saved
2143		2307
2144	# cancel all watchers	2308	warn "cancel all watchers";
2145	for (Event::all_watchers) {	2309	for (Event::all_watchers) {
2146	$_->cancel if $_->data & WF_AUTOCANCEL;	2310	$_->cancel if $_->data & WF_AUTOCANCEL;
2147	}	2311	}
2148		2312
2149	# cancel all extension coros	2313	warn "cancel all extension coros";
2150	$_->cancel for values %EXT_CORO;	2314	$_->cancel for values %EXT_CORO;
2151	%EXT_CORO = ();	2315	%EXT_CORO = ();
2152		2316
		2317	warn "remove commands";
		2318	%COMMAND = ();
		2319
		2320	warn "remove ext commands";
		2321	%EXTCMD = ();
		2322
2153	# unload all extensions	2323	warn "unload/nuke all extensions";
2154	for (@exts) {	2324	for my $pkg (@EXTS) {
2155	warn "unloading <$_>";	2325	warn "... unloading $pkg";
2156	unload_extension $_;	2326
		2327	if (my $cb = $pkg->can ("unload")) {
		2328	eval {
		2329	$cb->($pkg);
		2330	1
		2331	} or warn "$pkg unloaded, but with errors: $@";
2157	}	2332	}
2158		2333
		2334	warn "... nuking $pkg";
		2335	Symbol::delete_package $pkg;
		2336	}
		2337
2159	# unload all modules loaded from $LIBDIR	2338	warn "unload all perl modules loaded from $LIBDIR";
2160	while (my ($k, $v) = each %INC) {	2339	while (my ($k, $v) = each %INC) {
2161	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2340	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2162		2341
2163	warn "removing <$k>";	2342	warn "removing <$k>";
2164	delete $INC{$k};	2343	delete $INC{$k};
…		…
2171	}	2350	}
2172		2351
2173	Symbol::delete_package $k;	2352	Symbol::delete_package $k;
2174	}	2353	}
2175		2354
2176	# sync database to disk
2177	cf::db_sync;
2178	IO::AIO::flush;
2179
2180	# get rid of safe::, as good as possible	2355	warn "get rid of safe::, as good as possible";
2181	Symbol::delete_package "safe::$_"	2356	Symbol::delete_package "safe::$_"
2182	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2357	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2183		2358
2184	# remove register_script_function callbacks
2185	# TODO
2186
2187	# unload cf.pm "a bit"	2359	warn "unload cf.pm \"a bit\"";
2188	delete $INC{"cf.pm"};	2360	delete $INC{"cf.pm"};
2189		2361
2190	# don't, removes xs symbols, too,	2362	# don't, removes xs symbols, too,
2191	# and global variables created in xs	2363	# and global variables created in xs
2192	#Symbol::delete_package __PACKAGE__;	2364	#Symbol::delete_package __PACKAGE__;
2193		2365
2194	# reload cf.pm
2195	warn "reloading cf.pm";	2366	warn "reloading cf.pm";
2196	require cf;	2367	require cf;
2197	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2368	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2198		2369
2199	# load config and database again	2370	warn "load config and database again";
2200	cf::cfg_load;	2371	cf::cfg_load;
2201	cf::db_load;	2372	cf::db_load;
2202		2373
2203	# load extensions
2204	warn "load extensions";	2374	warn "load extensions";
2205	cf::load_extensions;	2375	cf::load_extensions;
2206		2376
2207	# reattach attachments to objects	2377	warn "reattach attachments to objects/players";
2208	warn "reattach";
2209	_global_reattach;	2378	_global_reattach;
		2379	warn "reattach attachments to maps";
2210	reattach $_ for values %MAP;	2380	reattach $_ for values %MAP;
2211	};	2381	};
2212		2382
2213	if ($@) {	2383	if ($@) {
2214	warn $@;	2384	warn $@;
2215	warn "error while reloading, exiting.";	2385	warn "error while reloading, exiting.";
2216	exit 1;	2386	exit 1;
2217	}	2387	}
2218		2388
2219	warn "reloaded successfully";	2389	warn "reloaded";
2220	};	2390	};
2221
2222	#############################################################################
2223
2224	unless ($LINK_MAP) {
2225	$LINK_MAP = cf::map::new;
2226
2227	$LINK_MAP->width (41);
2228	$LINK_MAP->height (41);
2229	$LINK_MAP->alloc;
2230	$LINK_MAP->path ("{link}");
2231	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2232	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2233
2234	# dirty hack because... archetypes are not yet loaded
2235	Event->timer (
2236	after => 10,
2237	cb => sub {
2238	$_[0]->w->cancel;
2239
2240	# provide some exits "home"
2241	my $exit = cf::object::new "exit";
2242
2243	$exit->slaying ($EMERGENCY_POSITION->[0]);
2244	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2245	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2246
2247	$LINK_MAP->insert ($exit->clone, 19, 19);
2248	$LINK_MAP->insert ($exit->clone, 19, 20);
2249	$LINK_MAP->insert ($exit->clone, 19, 21);
2250	$LINK_MAP->insert ($exit->clone, 20, 19);
2251	$LINK_MAP->insert ($exit->clone, 20, 21);
2252	$LINK_MAP->insert ($exit->clone, 21, 19);
2253	$LINK_MAP->insert ($exit->clone, 21, 20);
2254	$LINK_MAP->insert ($exit->clone, 21, 21);
2255
2256	$exit->destroy;
2257	});
2258
2259	$LINK_MAP->{deny_save} = 1;
2260	$LINK_MAP->{deny_reset} = 1;
2261
2262	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2263	}
2264
2265	register "<global>", __PACKAGE__;
2266		2391
2267	register_command "reload" => sub {	2392	register_command "reload" => sub {
2268	my ($who, $arg) = @_;	2393	my ($who, $arg) = @_;
2269		2394
2270	if ($who->flag (FLAG_WIZ)) {	2395	if ($who->flag (FLAG_WIZ)) {
…		…
2280	reentrant => 0,	2405	reentrant => 0,
2281	prio => 0,	2406	prio => 0,
2282	at => $NEXT_TICK \|\| $TICK,	2407	at => $NEXT_TICK \|\| $TICK,
2283	data => WF_AUTOCANCEL,	2408	data => WF_AUTOCANCEL,
2284	cb => sub {	2409	cb => sub {
		2410	$NOW = Event::time;
		2411
2285	cf::server_tick; # one server iteration	2412	cf::server_tick; # one server iteration
2286	$RUNTIME += $TICK;	2413	$RUNTIME += $TICK;
2287	$NEXT_TICK += $TICK;	2414	$NEXT_TICK += $TICK;
		2415
		2416	$WAIT_FOR_TICK->broadcast;
		2417	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2288		2418
2289	# if we are delayed by four ticks or more, skip them all	2419	# if we are delayed by four ticks or more, skip them all
2290	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2420	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2291		2421
2292	$TICK_WATCHER->at ($NEXT_TICK);	2422	$TICK_WATCHER->at ($NEXT_TICK);
…		…
2294	},	2424	},
2295	);	2425	);
2296		2426
2297	IO::AIO::max_poll_time $TICK * 0.2;	2427	IO::AIO::max_poll_time $TICK * 0.2;
2298		2428
2299	Event->io (	2429	$AIO_POLL_WATCHER = Event->io (
2300	fd => IO::AIO::poll_fileno,	2430	fd => IO::AIO::poll_fileno,
2301	poll => 'r',	2431	poll => 'r',
2302	prio => 5,	2432	prio => 5,
2303	data => WF_AUTOCANCEL,	2433	data => WF_AUTOCANCEL,
2304	cb => \&IO::AIO::poll_cb,	2434	cb => \&IO::AIO::poll_cb,
2305	);	2435	);
2306		2436
2307	Event->timer (	2437	$WRITE_RUNTIME_WATCHER = Event->timer (
2308	data => WF_AUTOCANCEL,	2438	data => WF_AUTOCANCEL,
2309	after => 0,	2439	after => 0,
2310	interval => 10,	2440	interval => 10,
2311	cb => sub {	2441	cb => sub {
2312	(Coro::unblock_sub {	2442	(Coro::unblock_sub {

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Comparing deliantra/server/lib/cf.pm (file contents): Revision 1.151 by root, Mon Jan 8 20:59:15 2007 UTC vs. Revision 1.171 by root, Sun Jan 14 12:24:48 2007 UTC

Diff Legend

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.151 by root, Mon Jan 8 20:59:15 2007 UTC vs.
Revision 1.171 by root, Sun Jan 14 12:24:48 2007 UTC