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

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.150 by root, Mon Jan 8 19:25:53 2007 UTC vs.
Revision 1.174 by root, Sun Jan 14 19:55:37 2007 UTC

…		…
15	use Coro::Timer;	15	use Coro::Timer;
16	use Coro::Signal;	16	use Coro::Signal;
17	use Coro::Semaphore;	17	use Coro::Semaphore;
18	use Coro::AIO;	18	use Coro::AIO;
19		19
		20	use Data::Dumper;
20	use Digest::MD5;	21	use Digest::MD5;
21	use Fcntl;	22	use Fcntl;
22	use IO::AIO 2.32 ();	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
…		…
1119	return $cf::PLAYER{$_[0]} \|\| do {	966	return $cf::PLAYER{$_[0]} \|\| do {
1120	my $login = $_[0];	967	my $login = $_[0];
1121		968
1122	my $guard = cf::lock_acquire "user_find:$login";	969	my $guard = cf::lock_acquire "user_find:$login";
1123		970
1124	$cf::PLAYER{$login} \|\|= (load_pl path $login or return);	971	$cf::PLAYER{$_[0]} \|\| do {
		972	my $pl = load_pl path $login
		973	or return;
		974	$cf::PLAYER{$login} = $pl
		975	}
1125	};	976	}
1126	}	977	}
1127		978
1128	sub save($) {	979	sub save($) {
1129	my ($pl) = @_;	980	my ($pl) = @_;
1130		981
…		…
1133	my $path = path $pl;	984	my $path = path $pl;
1134	my $guard = cf::lock_acquire "user_save:$path";	985	my $guard = cf::lock_acquire "user_save:$path";
1135		986
1136	return if $pl->{deny_save};	987	return if $pl->{deny_save};
1137		988
1138	Coro::AIO::aio_mkdir playerdir $pl, 0770;	989	aio_mkdir playerdir $pl, 0770;
1139	$pl->{last_save} = $cf::RUNTIME;	990	$pl->{last_save} = $cf::RUNTIME;
1140		991
1141	$pl->save_pl ($path);	992	$pl->save_pl ($path);
1142	Coro::cede;	993	Coro::cede;
1143	}	994	}
…		…
1152		1003
1153	$cf::PLAYER{$login} = $self;	1004	$cf::PLAYER{$login} = $self;
1154		1005
1155	$self	1006	$self
1156	}	1007	}
		1008
		1009	=item $pl->quit_character
		1010
		1011	Nukes the player without looking back. If logged in, the connection will
		1012	be destroyed. May block for a long time.
		1013
		1014	=cut
1157		1015
1158	sub quit_character {	1016	sub quit_character {
1159	my ($pl) = @_;	1017	my ($pl) = @_;
1160		1018
1161	$pl->{deny_save} = 1;	1019	$pl->{deny_save} = 1;
…		…
1166	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1024	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1167	$pl->ns->destroy if $pl->ns;	1025	$pl->ns->destroy if $pl->ns;
1168		1026
1169	my $path = playerdir $pl;	1027	my $path = playerdir $pl;
1170	my $temp = "$path~$cf::RUNTIME~deleting~";	1028	my $temp = "$path~$cf::RUNTIME~deleting~";
1171	Coro::AIO::aio_rename $path, $temp;	1029	aio_rename $path, $temp;
1172	delete $cf::PLAYER{$pl->ob->name};	1030	delete $cf::PLAYER{$pl->ob->name};
1173	$pl->destroy;	1031	$pl->destroy;
1174	IO::AIO::aio_rmtree $temp;	1032	IO::AIO::aio_rmtree $temp;
1175	}	1033	}
1176		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
1177	=item $player->ext_reply ($msgid, $msgtype, %msg)	1087	=item $player->ext_reply ($msgid, $msgtype, %msg)
1178		1088
1179	Sends an ext reply to the player.	1089	Sends an ext reply to the player.
1180		1090
1181	=cut	1091	=cut
…		…
1202	package cf::map;	1112	package cf::map;
1203		1113
1204	use Fcntl;	1114	use Fcntl;
1205	use Coro::AIO;	1115	use Coro::AIO;
1206		1116
		1117	use overload
		1118	'""' => \&as_string,
		1119	fallback => 1;
		1120
1207	our $MAX_RESET = 3600;	1121	our $MAX_RESET = 3600;
1208	our $DEFAULT_RESET = 3000;	1122	our $DEFAULT_RESET = 3000;
1209		1123
1210	sub generate_random_map {	1124	sub generate_random_map {
1211	my ($path, $rmp) = @_;	1125	my ($self, $rmp) = @_;
1212		1126
1213	# mit "rum" bekleckern, nicht	1127	# mit "rum" bekleckern, nicht
1214	cf::map::_create_random_map	1128	$self->_create_random_map (
1215	$path,
1216	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1129	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1217	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1130	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1218	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1131	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1219	$rmp->{exit_on_final_map},	1132	$rmp->{exit_on_final_map},
1220	$rmp->{xsize}, $rmp->{ysize},	1133	$rmp->{xsize}, $rmp->{ysize},
1221	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1134	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1222	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1135	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1223	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1136	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1224	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1137	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1225	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1138	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1226	(cf::region::find $rmp->{region})	1139	(cf::region::find $rmp->{region}), $rmp->{custom}
		1140	)
		1141	}
		1142
		1143	sub register {
		1144	my (undef, $regex) = @_;
		1145	my $pkg = caller;
		1146
		1147	no strict;
		1148	push @{"$pkg\::ISA"}, __PACKAGE__;
		1149
		1150	$EXT_MAP{$pkg} = qr<$regex>;
		1151	}
		1152
		1153	# also paths starting with '/'
		1154	$EXT_MAP{"cf::map"} = qr{^(?=/)};
		1155
		1156	sub thawer_merge {
		1157	my ($self, $merge) = @_;
		1158
		1159	# we have to keep some variables in memory intact
		1160	local $self->{path};
		1161	local $self->{load_path};
		1162	local $self->{deny_save};
		1163	local $self->{deny_reset};
		1164
		1165	$self->SUPER::thawer_merge ($merge);
		1166	}
		1167
		1168	sub normalise {
		1169	my ($path, $base) = @_;
		1170
		1171	# map plan:
		1172	#
		1173	# /! non-realised random map exit (special hack!)
		1174	# {... are special paths that are not being touched
		1175	# ?xxx/... are special absolute paths
		1176	# ?random/... random maps
		1177	# /... normal maps
		1178	# ~user/... per-player map of a specific user
		1179
		1180	$path =~ s/$PATH_SEP/\//go;
		1181
		1182	# treat it as relative path if it starts with
		1183	# something that looks reasonable
		1184	if ($path =~ m{^(?:\./\|\.\./\|\w)}) {
		1185	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1186
		1187	$base =~ s{[^/]+/?$}{};
		1188	$path = "$base/$path";
		1189	}
		1190
		1191	for ($path) {
		1192	redo if s{//}{/};
		1193	redo if s{/\.?/}{/};
		1194	redo if s{/[^/]+/\.\./}{/};
		1195	}
		1196
		1197	$path
		1198	}
		1199
		1200	sub new_from_path {
		1201	my (undef, $path, $base) = @_;
		1202
		1203	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1204
		1205	$path = normalise $path, $base;
		1206
		1207	for my $pkg (keys %EXT_MAP) {
		1208	if ($path =~ $EXT_MAP{$pkg}) {
		1209	my $self = bless cf::map::new, $pkg;
		1210	$self->{path} = $path; $self->path ($path);
		1211	$self->init; # pass $1 etc.
		1212	return $self;
		1213	}
		1214	}
		1215
		1216	Carp::carp "unable to resolve path '$path'.";
		1217	()
		1218	}
		1219
		1220	sub init {
		1221	my ($self) = @_;
		1222
		1223	$self
		1224	}
		1225
		1226	sub as_string {
		1227	my ($self) = @_;
		1228
		1229	"$self->{path}"
		1230	}
		1231
		1232	# the displayed name, this is a one way mapping
		1233	sub visible_name {
		1234	&as_string
		1235	}
		1236
		1237	# the original (read-only) location
		1238	sub load_path {
		1239	my ($self) = @_;
		1240
		1241	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
		1242	}
		1243
		1244	# the temporary/swap location
		1245	sub save_path {
		1246	my ($self) = @_;
		1247
		1248	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1249	sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $path
		1250	}
		1251
		1252	# the unique path, undef == no special unique path
		1253	sub uniq_path {
		1254	my ($self) = @_;
		1255
		1256	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1257	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1227	}	1258	}
1228		1259
1229	# and all this just because we cannot iterate over	1260	# and all this just because we cannot iterate over
1230	# all maps in C++...	1261	# all maps in C++...
1231	sub change_all_map_light {	1262	sub change_all_map_light {
…		…
1233		1264
1234	$_->change_map_light ($change)	1265	$_->change_map_light ($change)
1235	for grep $_->outdoor, values %cf::MAP;	1266	for grep $_->outdoor, values %cf::MAP;
1236	}	1267	}
1237		1268
		1269	sub unlink_save {
		1270	my ($self) = @_;
		1271
		1272	utf8::encode (my $save = $self->save_path);
		1273	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
		1274	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
		1275	}
		1276
1238	sub try_load_header($) {	1277	sub load_header_from($) {
1239	my ($path) = @_;	1278	my ($self, $path) = @_;
1240		1279
1241	utf8::encode $path;	1280	utf8::encode $path;
1242	aio_open $path, O_RDONLY, 0	1281	aio_open $path, O_RDONLY, 0
1243	or return;	1282	or return;
1244		1283
1245	my $map = cf::map::new	1284	$self->_load_header ($path)
1246	or return;	1285	or return;
1247		1286
1248	# for better error messages only, will be overwritten	1287	$self->{load_path} = $path;
1249	$map->path ($path);
1250		1288
1251	$map->load_header ($path)	1289	1
		1290	}
		1291
		1292	sub load_orig {
		1293	my ($self) = @_;
		1294
		1295	$self->load_header_from ($self->load_path)
		1296	}
		1297
		1298	sub load_temp {
		1299	my ($self) = @_;
		1300
		1301	$self->load_header_from ($self->save_path)
		1302	}
		1303
		1304	sub load_header {
		1305	my ($self) = @_;
		1306
		1307	if ($self->load_temp) {
		1308	$self->last_access ((delete $self->{last_access})
		1309	\|\| $cf::RUNTIME); #d#
		1310	# safety
		1311	$self->{instantiate_time} = $cf::RUNTIME
		1312	if $self->{instantiate_time} > $cf::RUNTIME;
		1313	} else {
		1314	$self->load_orig
1252	or return;	1315	or return;
1253		1316
1254	$map->{load_path} = $path;	1317	$self->{load_original} = 1;
		1318	$self->{instantiate_time} = $cf::RUNTIME;
		1319	$self->last_access ($cf::RUNTIME);
		1320	$self->instantiate;
		1321	}
1255		1322
1256	$map	1323	1
1257	}	1324	}
1258		1325
1259	sub find;	1326	sub find;
1260	sub find {	1327	sub find {
1261	my ($path, $origin) = @_;	1328	my ($path, $origin) = @_;
1262		1329
1263	#warn "find<$path,$origin>\n";#d#
1264
1265	$path = new cf::path $path, $origin && $origin->path;	1330	$path = normalise $path, $origin && $origin->path;
1266	my $key = $path->as_string;
1267		1331
1268	cf::lock_wait "map_find:$key";	1332	cf::lock_wait "map_find:$path";
1269		1333
1270	$cf::MAP{$key} \|\| do {	1334	$cf::MAP{$path} \|\| do {
1271	my $guard = cf::lock_acquire "map_find:$key";	1335	my $guard = cf::lock_acquire "map_find:$path";
1272		1336	my $map = new_from_path cf::map $path
1273	# do it the slow way
1274	my $map = try_load_header $path->save_path;
1275
1276	Coro::cede;
1277
1278	if ($map) {
1279	$map->last_access ((delete $map->{last_access})
1280	\|\| $cf::RUNTIME); #d#
1281	# safety
1282	$map->{instantiate_time} = $cf::RUNTIME
1283	if $map->{instantiate_time} > $cf::RUNTIME;
1284	} else {
1285	if (my $rmp = $path->random_map_params) {
1286	$map = generate_random_map $key, $rmp;
1287	} else {
1288	$map = try_load_header $path->load_path;
1289	}
1290
1291	$map or return;	1337	or return;
1292		1338
1293	$map->{load_original} = 1;
1294	$map->{instantiate_time} = $cf::RUNTIME;
1295	$map->last_access ($cf::RUNTIME);
1296	$map->instantiate;
1297
1298	# per-player maps become, after loading, normal maps
1299	$map->per_player (0) if $path->{user_rel};
1300	}
1301
1302	$map->path ($key);
1303	$map->{path} = $path;
1304	$map->{last_save} = $cf::RUNTIME;	1339	$map->{last_save} = $cf::RUNTIME;
1305		1340
1306	Coro::cede;	1341	$map->load_header
		1342	or return;
1307		1343
1308	if ($map->should_reset) {	1344	if ($map->should_reset) {
		1345	$cf::WAIT_FOR_TICK->wait;
1309	$map->reset;	1346	$map->reset;
1310	undef $guard;	1347	undef $guard;
1311	$map = find $path	1348	$map = find $path
1312	or return;	1349	or return;
1313	}	1350	}
1314		1351
1315	$cf::MAP{$key} = $map	1352	$cf::MAP{$path} = $map
1316	}	1353	}
1317	}	1354	}
1318		1355
1319	sub load {	1356	sub load {
1320	my ($self) = @_;	1357	my ($self) = @_;
1321		1358
1322	my $path = $self->{path};	1359	my $path = $self->{path};
1323	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1360	my $guard = cf::lock_acquire "map_load:$path";
1324		1361
1325	return if $self->in_memory != cf::MAP_SWAPPED;	1362	return if $self->in_memory != cf::MAP_SWAPPED;
1326		1363
1327	$self->in_memory (cf::MAP_LOADING);	1364	$self->in_memory (cf::MAP_LOADING);
1328		1365
1329	$self->alloc;	1366	$self->alloc;
1330	$self->load_objects ($self->{load_path}, 1)	1367	$self->_load_objects ($self->{load_path}, 1)
1331	or return;	1368	or return;
1332		1369
1333	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1370	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1334	if delete $self->{load_original};	1371	if delete $self->{load_original};
1335		1372
1336	if (my $uniq = $path->uniq_path) {	1373	if (my $uniq = $self->uniq_path) {
1337	utf8::encode $uniq;	1374	utf8::encode $uniq;
1338	if (aio_open $uniq, O_RDONLY, 0) {	1375	if (aio_open $uniq, O_RDONLY, 0) {
1339	$self->clear_unique_items;	1376	$self->clear_unique_items;
1340	$self->load_objects ($uniq, 0);	1377	$self->_load_objects ($uniq, 0);
1341	}	1378	}
1342	}	1379	}
1343		1380
1344	Coro::cede;	1381	Coro::cede;
1345		1382
1346	# now do the right thing for maps	1383	# now do the right thing for maps
1347	$self->link_multipart_objects;	1384	$self->link_multipart_objects;
1348		1385
1349	if ($self->{path}->is_style_map) {	1386	unless ($self->{deny_activate}) {
1350	$self->{deny_save} = 1;	1387	$self->decay_objects;
1351	$self->{deny_reset} = 1;
1352	} else {
1353	$self->fix_auto_apply;	1388	$self->fix_auto_apply;
1354	$self->decay_objects;
1355	$self->update_buttons;	1389	$self->update_buttons;
		1390	Coro::cede;
1356	$self->set_darkness_map;	1391	$self->set_darkness_map;
1357	$self->difficulty ($self->estimate_difficulty)	1392	$self->difficulty ($self->estimate_difficulty)
1358	unless $self->difficulty;	1393	unless $self->difficulty;
		1394	Coro::cede;
1359	$self->activate;	1395	$self->activate;
1360	}	1396	}
1361		1397
1362	Coro::cede;
1363
1364	$self->in_memory (cf::MAP_IN_MEMORY);	1398	$self->in_memory (cf::MAP_IN_MEMORY);
		1399	}
		1400
		1401	sub customise_for {
		1402	my ($self, $ob) = @_;
		1403
		1404	return find "~" . $ob->name . "/" . $self->{path}
		1405	if $self->per_player;
		1406
		1407	$self
		1408	}
		1409
		1410	# find and load all maps in the 3x3 area around a map
		1411	sub load_diag {
		1412	my ($map) = @_;
		1413
		1414	my @diag; # diagonal neighbours
		1415
		1416	for (0 .. 3) {
		1417	my $neigh = $map->tile_path ($_)
		1418	or next;
		1419	$neigh = find $neigh, $map
		1420	or next;
		1421	$neigh->load;
		1422
		1423	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1424	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1425	}
		1426
		1427	for (@diag) {
		1428	my $neigh = find @$_
		1429	or next;
		1430	$neigh->load;
		1431	}
1365	}	1432	}
1366		1433
1367	sub find_sync {	1434	sub find_sync {
1368	my ($path, $origin) = @_;	1435	my ($path, $origin) = @_;
1369		1436
1370	cf::sync_job { cf::map::find $path, $origin }	1437	cf::sync_job { find $path, $origin }
1371	}	1438	}
1372		1439
1373	sub do_load_sync {	1440	sub do_load_sync {
1374	my ($map) = @_;	1441	my ($map) = @_;
1375		1442
1376	cf::sync_job { $map->load };	1443	cf::sync_job { $map->load };
1377	}	1444	}
1378		1445
		1446	our %MAP_PREFETCH;
		1447	our $MAP_PREFETCHER = Coro::async {
		1448	while () {
		1449	for my $path (keys %MAP_PREFETCH) {
		1450	my $map = find $path
		1451	or next;
		1452	$map->load;
		1453
		1454	delete $MAP_PREFETCH{$path};
		1455	}
		1456	Coro::schedule;
		1457	}
		1458	};
		1459
		1460	sub find_async {
		1461	my ($path, $origin) = @_;
		1462
		1463	$path = normalise $path, $origin && $origin->{path};
		1464
		1465	if (my $map = $cf::MAP{$path}) {
		1466	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1467	}
		1468
		1469	$MAP_PREFETCH{$path} = 0;
		1470	$MAP_PREFETCHER->ready;
		1471
		1472	()
		1473	}
		1474
1379	sub save {	1475	sub save {
1380	my ($self) = @_;	1476	my ($self) = @_;
1381		1477
1382	my $lock = cf::lock_acquire "map_data:" . $self->path;	1478	my $lock = cf::lock_acquire "map_data:" . $self->path;
1383		1479
1384	$self->{last_save} = $cf::RUNTIME;	1480	$self->{last_save} = $cf::RUNTIME;
1385		1481
1386	return unless $self->dirty;	1482	return unless $self->dirty;
1387		1483
1388	my $save = $self->{path}->save_path; utf8::encode $save;	1484	my $save = $self->save_path; utf8::encode $save;
1389	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1485	my $uniq = $self->uniq_path; utf8::encode $uniq;
1390		1486
1391	$self->{load_path} = $save;	1487	$self->{load_path} = $save;
1392		1488
1393	return if $self->{deny_save};	1489	return if $self->{deny_save};
1394		1490
…		…
1397	cf::async {	1493	cf::async {
1398	$_->contr->save for $self->players;	1494	$_->contr->save for $self->players;
1399	};	1495	};
1400		1496
1401	if ($uniq) {	1497	if ($uniq) {
1402	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);	1498	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);
1403	$self->save_objects ($uniq, cf::IO_UNIQUES);	1499	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1404	} else {	1500	} else {
1405	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);	1501	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);
1406	}	1502	}
1407	}	1503	}
1408		1504
1409	sub swap_out {	1505	sub swap_out {
1410	my ($self) = @_;	1506	my ($self) = @_;
…		…
1424		1520
1425	sub reset_at {	1521	sub reset_at {
1426	my ($self) = @_;	1522	my ($self) = @_;
1427		1523
1428	# TODO: safety, remove and allow resettable per-player maps	1524	# TODO: safety, remove and allow resettable per-player maps
1429	return 1e99 if $self->{path}{user_rel};	1525	return 1e99 if $self->isa ("ext::map_per_player");#d#
1430	return 1e99 if $self->{deny_reset};	1526	return 1e99 if $self->{deny_reset};
1431		1527
1432	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1528	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1433	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;	1529	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;
1434		1530
…		…
1439	my ($self) = @_;	1535	my ($self) = @_;
1440		1536
1441	$self->reset_at <= $cf::RUNTIME	1537	$self->reset_at <= $cf::RUNTIME
1442	}	1538	}
1443		1539
1444	sub unlink_save {
1445	my ($self) = @_;
1446
1447	utf8::encode (my $save = $self->{path}->save_path);
1448	aioreq_pri 3; IO::AIO::aio_unlink $save;
1449	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1450	}
1451
1452	sub rename {
1453	my ($self, $new_path) = @_;
1454
1455	$self->unlink_save;
1456
1457	delete $cf::MAP{$self->path};
1458	$self->{path} = new cf::path $new_path;
1459	$self->path ($self->{path}->as_string);
1460	$cf::MAP{$self->path} = $self;
1461
1462	$self->save;
1463	}
1464
1465	sub reset {	1540	sub reset {
1466	my ($self) = @_;	1541	my ($self) = @_;
1467		1542
1468	my $lock = cf::lock_acquire "map_data:" . $self->path;	1543	my $lock = cf::lock_acquire "map_data:$self->{path}";
1469		1544
1470	return if $self->players;	1545	return if $self->players;
1471	return if $self->{path}{user_rel};#d#	1546	return if $self->isa ("ext::map_per_player");#d#
1472		1547
1473	warn "resetting map ", $self->path;#d#	1548	warn "resetting map ", $self->path;#d#
1474		1549
1475	delete $cf::MAP{$self->path};	1550	delete $cf::MAP{$self->path};
		1551
		1552	$self->in_memory (cf::MAP_SWAPPED);
		1553	$self->clear;
1476		1554
1477	$_->clear_links_to ($self) for values %cf::MAP;	1555	$_->clear_links_to ($self) for values %cf::MAP;
1478		1556
1479	$self->unlink_save;	1557	$self->unlink_save;
1480	$self->destroy;	1558	$self->destroy;
…		…
1483	my $nuke_counter = "aaaa";	1561	my $nuke_counter = "aaaa";
1484		1562
1485	sub nuke {	1563	sub nuke {
1486	my ($self) = @_;	1564	my ($self) = @_;
1487		1565
		1566	delete $cf::MAP{$self->path};
		1567
		1568	$self->unlink_save;
		1569
		1570	bless $self, "cf::map";
		1571	delete $self->{deny_reset};
1488	$self->{deny_save} = 1;	1572	$self->{deny_save} = 1;
1489	$self->reset_timeout (1);	1573	$self->reset_timeout (1);
1490	$self->rename ("{nuke}/" . ($nuke_counter++));	1574	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1575
		1576	$cf::MAP{$self->path} = $self;
		1577
1491	$self->reset; # polite request, might not happen	1578	$self->reset; # polite request, might not happen
1492	}	1579	}
1493		1580
1494	sub customise_for {	1581	=item cf::map::unique_maps
1495	my ($map, $ob) = @_;
1496		1582
1497	if ($map->per_player) {	1583	Returns an arrayref of paths of all shared maps that have
1498	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1584	instantiated unique items. May block.
1499	}
1500		1585
1501	$map	1586	=cut
1502	}
1503		1587
1504	sub emergency_save {	1588	sub unique_maps() {
1505	my $freeze_guard = cf::freeze_mainloop;	1589	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1590	or return;
1506		1591
1507	warn "enter emergency perl save\n";	1592	my @paths;
1508		1593
1509	cf::sync_job {	1594	for (@$files) {
1510	warn "begin emergency player save\n";	1595	utf8::decode $_;
1511	$_->save for values %cf::PLAYER;	1596	next if /\.pst$/;
1512	warn "end emergency player save\n";	1597	next unless /^$PATH_SEP/o;
1513		1598
1514	warn "begin emergency map save\n";	1599	s/\.map$//;
1515	$_->save for values %cf::MAP;	1600	push @paths, $_;
1516	warn "end emergency map save\n";
1517	};	1601	}
1518		1602
1519	warn "leave emergency perl save\n";	1603	\@paths
1520	}	1604	}
1521		1605
1522	package cf;	1606	package cf;
1523		1607
1524	=back	1608	=back
1525		1609
		1610	=head3 cf::object
		1611
		1612	=cut
		1613
		1614	package cf::object;
		1615
		1616	=over 4
		1617
		1618	=item $ob->inv_recursive
		1619
		1620	Returns the inventory of the object _and_ their inventories, recursively.
		1621
		1622	=cut
		1623
		1624	sub inv_recursive_;
		1625	sub inv_recursive_ {
		1626	map { $_, inv_recursive_ $_->inv } @_
		1627	}
		1628
		1629	sub inv_recursive {
		1630	inv_recursive_ inv $_[0]
		1631	}
		1632
		1633	package cf;
		1634
		1635	=back
1526		1636
1527	=head3 cf::object::player	1637	=head3 cf::object::player
1528		1638
1529	=over 4	1639	=over 4
1530		1640
…		…
1570		1680
1571	=item $player_object->enter_link	1681	=item $player_object->enter_link
1572		1682
1573	Freezes the player and moves him/her to a special map (C<{link}>).	1683	Freezes the player and moves him/her to a special map (C<{link}>).
1574		1684
1575	The player should be reaosnably safe there for short amounts of time. You	1685	The player should be reasonably safe there for short amounts of time. You
1576	I<MUST> call C<leave_link> as soon as possible, though.	1686	I<MUST> call C<leave_link> as soon as possible, though.
1577		1687
		1688	Will never block.
		1689
1578	=item $player_object->leave_link ($map, $x, $y)	1690	=item $player_object->leave_link ($map, $x, $y)
1579		1691
1580	Moves the player out of the specila link map onto the given map. If the	1692	Moves the player out of the special C<{link}> map onto the specified
1581	map is not valid (or omitted), the player will be moved back to the	1693	map. If the map is not valid (or omitted), the player will be moved back
1582	location he/she was before the call to C<enter_link>, or, if that fails,	1694	to the location he/she was before the call to C<enter_link>, or, if that
1583	to the emergency map position.	1695	fails, to the emergency map position.
1584		1696
1585	Might block.	1697	Might block.
1586		1698
1587	=cut	1699	=cut
		1700
		1701	sub link_map {
		1702	unless ($LINK_MAP) {
		1703	$LINK_MAP = cf::map::find "{link}"
		1704	or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 };
		1705	$LINK_MAP->load;
		1706	}
		1707
		1708	$LINK_MAP
		1709	}
1588		1710
1589	sub cf::object::player::enter_link {	1711	sub cf::object::player::enter_link {
1590	my ($self) = @_;	1712	my ($self) = @_;
1591		1713
1592	$self->deactivate_recursive;	1714	$self->deactivate_recursive;
1593		1715
1594	return if $self->map == $LINK_MAP;	1716	return if UNIVERSAL::isa $self->map, "ext::map_link";
1595		1717
1596	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]	1718	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]
1597	if $self->map;	1719	if $self->map;
1598		1720
1599	$self->enter_map ($LINK_MAP, 20, 20);	1721	$self->enter_map ($LINK_MAP \|\| link_map, 20, 20);
1600	}	1722	}
1601		1723
1602	sub cf::object::player::leave_link {	1724	sub cf::object::player::leave_link {
1603	my ($self, $map, $x, $y) = @_;	1725	my ($self, $map, $x, $y) = @_;
1604		1726
…		…
1622	# use -1 or undef as default coordinates, not 0, 0	1744	# use -1 or undef as default coordinates, not 0, 0
1623	($x, $y) = ($map->enter_x, $map->enter_y)	1745	($x, $y) = ($map->enter_x, $map->enter_y)
1624	if $x <=0 && $y <= 0;	1746	if $x <=0 && $y <= 0;
1625		1747
1626	$map->load;	1748	$map->load;
		1749	$map->load_diag;
1627		1750
1628	return unless $self->contr->active;	1751	return unless $self->contr->active;
1629	$self->activate_recursive;	1752	$self->activate_recursive;
1630	$self->enter_map ($map, $x, $y);	1753	$self->enter_map ($map, $x, $y);
1631	}	1754	}
…		…
1670	my ($self, $path, $x, $y) = @_;	1793	my ($self, $path, $x, $y) = @_;
1671		1794
1672	$self->enter_link;	1795	$self->enter_link;
1673		1796
1674	(async {	1797	(async {
1675	$path = new cf::path $path;
1676
1677	my $map = cf::map::find $path->as_string;	1798	my $map = cf::map::find $path;
1678	$map = $map->customise_for ($self) if $map;	1799	$map = $map->customise_for ($self) if $map;
1679		1800
1680	# warn "entering ", $map->path, " at ($x, $y)\n"	1801	# warn "entering ", $map->path, " at ($x, $y)\n"
1681	# if $map;	1802	# if $map;
1682		1803
1683	$map or $map->cluck ("oy");#d#
1684	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE \| cf::NDI_RED);	1804	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE \| cf::NDI_RED);
1685		1805
1686	$self->leave_link ($map, $x, $y);	1806	$self->leave_link ($map, $x, $y);
1687	})->prio (1);	1807	})->prio (1);
1688	}	1808	}
…		…
1748	$self->deactivate_recursive; # just to be sure	1868	$self->deactivate_recursive; # just to be sure
1749	unless (eval {	1869	unless (eval {
1750	prepare_random_map $exit	1870	prepare_random_map $exit
1751	if $exit->slaying eq "/!";	1871	if $exit->slaying eq "/!";
1752		1872
1753	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;	1873	my $path = new_from_path cf::map $exit->slaying, $exit->map && $exit->map->path;
1754	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);	1874	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1755		1875
1756	1;	1876	1;
1757	}) {	1877	}) {
1758	$self->message ("Something went wrong deep within the crossfire server. "	1878	$self->message ("Something went wrong deep within the crossfire server. "
1759	. "I'll try to bring you back to the map you were before. "	1879	. "I'll try to bring you back to the map you were before. "
1760	. "Please report this to the dungeon master",	1880	. "Please report this to the dungeon master!",
1761	cf::NDI_UNIQUE \| cf::NDI_RED);	1881	cf::NDI_UNIQUE \| cf::NDI_RED);
1762		1882
1763	warn "ERROR in enter_exit: $@";	1883	warn "ERROR in enter_exit: $@";
1764	$self->leave_link;	1884	$self->leave_link;
1765	}	1885	}
…		…
2118	load_extensions;	2238	load_extensions;
2119	Event::loop;	2239	Event::loop;
2120	}	2240	}
2121		2241
2122	#############################################################################	2242	#############################################################################
2123	# initialisation	2243	# initialisation and cleanup
		2244
		2245	# install some emergency cleanup handlers
		2246	BEGIN {
		2247	for my $signal (qw(INT HUP TERM)) {
		2248	Event->signal (
		2249	data => WF_AUTOCANCEL,
		2250	signal => $signal,
		2251	cb => sub {
		2252	cf::cleanup "SIG$signal";
		2253	},
		2254	);
		2255	}
		2256	}
		2257
		2258	sub emergency_save() {
		2259	my $freeze_guard = cf::freeze_mainloop;
		2260
		2261	warn "enter emergency perl save\n";
		2262
		2263	cf::sync_job {
		2264	# use a peculiar iteration method to avoid tripping on perl
		2265	# refcount bugs in for. also avoids problems with players
		2266	# and maps saved/destroyed asynchronously.
		2267	warn "begin emergency player save\n";
		2268	for my $login (keys %cf::PLAYER) {
		2269	my $pl = $cf::PLAYER{$login} or next;
		2270	$pl->valid or next;
		2271	$pl->save;
		2272	}
		2273	warn "end emergency player save\n";
		2274
		2275	warn "begin emergency map save\n";
		2276	for my $path (keys %cf::MAP) {
		2277	my $map = $cf::MAP{$path} or next;
		2278	$map->valid or next;
		2279	$map->save;
		2280	}
		2281	warn "end emergency map save\n";
		2282	};
		2283
		2284	warn "leave emergency perl save\n";
		2285	}
2124		2286
2125	sub reload() {	2287	sub reload() {
2126	# can/must only be called in main	2288	# can/must only be called in main
2127	if ($Coro::current != $Coro::main) {	2289	if ($Coro::current != $Coro::main) {
2128	warn "can only reload from main coroutine\n";	2290	warn "can only reload from main coroutine\n";
2129	return;	2291	return;
2130	}	2292	}
2131		2293
2132	warn "reloading...";	2294	warn "reloading...";
2133		2295
		2296	warn "freezing server";
2134	my $guard = freeze_mainloop;	2297	my $guard = freeze_mainloop;
2135	cf::emergency_save;	2298	cf::emergency_save;
2136		2299
		2300	warn "sync database to disk";
		2301	cf::db_sync;
		2302	IO::AIO::flush;
		2303
2137	eval {	2304	eval {
2138	# if anything goes wrong in here, we should simply crash as we already saved	2305	# if anything goes wrong in here, we should simply crash as we already saved
2139		2306
2140	# cancel all watchers	2307	warn "cancel all watchers";
2141	for (Event::all_watchers) {	2308	for (Event::all_watchers) {
2142	$_->cancel if $_->data & WF_AUTOCANCEL;	2309	$_->cancel if $_->data & WF_AUTOCANCEL;
2143	}	2310	}
2144		2311
2145	# cancel all extension coros	2312	warn "cancel all extension coros";
2146	$_->cancel for values %EXT_CORO;	2313	$_->cancel for values %EXT_CORO;
2147	%EXT_CORO = ();	2314	%EXT_CORO = ();
2148		2315
		2316	warn "remove commands";
		2317	%COMMAND = ();
		2318
		2319	warn "remove ext commands";
		2320	%EXTCMD = ();
		2321
2149	# unload all extensions	2322	warn "unload/nuke all extensions";
2150	for (@exts) {	2323	for my $pkg (@EXTS) {
2151	warn "unloading <$_>";	2324	warn "... unloading $pkg";
2152	unload_extension $_;	2325
		2326	if (my $cb = $pkg->can ("unload")) {
		2327	eval {
		2328	$cb->($pkg);
		2329	1
		2330	} or warn "$pkg unloaded, but with errors: $@";
2153	}	2331	}
2154		2332
		2333	warn "... nuking $pkg";
		2334	Symbol::delete_package $pkg;
		2335	}
		2336
2155	# unload all modules loaded from $LIBDIR	2337	warn "unload all perl modules loaded from $LIBDIR";
2156	while (my ($k, $v) = each %INC) {	2338	while (my ($k, $v) = each %INC) {
2157	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2339	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2158		2340
2159	warn "removing <$k>";	2341	warn "removing <$k>";
2160	delete $INC{$k};	2342	delete $INC{$k};
…		…
2167	}	2349	}
2168		2350
2169	Symbol::delete_package $k;	2351	Symbol::delete_package $k;
2170	}	2352	}
2171		2353
2172	# sync database to disk
2173	cf::db_sync;
2174	IO::AIO::flush;
2175
2176	# get rid of safe::, as good as possible	2354	warn "get rid of safe::, as good as possible";
2177	Symbol::delete_package "safe::$_"	2355	Symbol::delete_package "safe::$_"
2178	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2356	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2179		2357
2180	# remove register_script_function callbacks
2181	# TODO
2182
2183	# unload cf.pm "a bit"	2358	warn "unload cf.pm \"a bit\"";
2184	delete $INC{"cf.pm"};	2359	delete $INC{"cf.pm"};
2185		2360
2186	# don't, removes xs symbols, too,	2361	# don't, removes xs symbols, too,
2187	# and global variables created in xs	2362	# and global variables created in xs
2188	#Symbol::delete_package __PACKAGE__;	2363	#Symbol::delete_package __PACKAGE__;
2189		2364
2190	# reload cf.pm
2191	warn "reloading cf.pm";	2365	warn "reloading cf.pm";
2192	require cf;	2366	require cf;
2193	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2367	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2194		2368
2195	# load config and database again	2369	warn "load config and database again";
2196	cf::cfg_load;	2370	cf::cfg_load;
2197	cf::db_load;	2371	cf::db_load;
2198		2372
2199	# load extensions
2200	warn "load extensions";	2373	warn "load extensions";
2201	cf::load_extensions;	2374	cf::load_extensions;
2202		2375
2203	# reattach attachments to objects	2376	warn "reattach attachments to objects/players";
2204	warn "reattach";
2205	_global_reattach;	2377	_global_reattach;
		2378	warn "reattach attachments to maps";
2206	reattach $_ for values %MAP;	2379	reattach $_ for values %MAP;
2207	};	2380	};
2208		2381
2209	if ($@) {	2382	if ($@) {
2210	warn $@;	2383	warn $@;
2211	warn "error while reloading, exiting.";	2384	warn "error while reloading, exiting.";
2212	exit 1;	2385	exit 1;
2213	}	2386	}
2214		2387
2215	warn "reloaded successfully";	2388	warn "reloaded";
2216	};	2389	};
2217
2218	#############################################################################
2219
2220	unless ($LINK_MAP) {
2221	$LINK_MAP = cf::map::new;
2222
2223	$LINK_MAP->width (41);
2224	$LINK_MAP->height (41);
2225	$LINK_MAP->alloc;
2226	$LINK_MAP->path ("{link}");
2227	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2228	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2229
2230	# dirty hack because... archetypes are not yet loaded
2231	Event->timer (
2232	after => 10,
2233	cb => sub {
2234	$_[0]->w->cancel;
2235
2236	# provide some exits "home"
2237	my $exit = cf::object::new "exit";
2238
2239	$exit->slaying ($EMERGENCY_POSITION->[0]);
2240	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2241	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2242
2243	$LINK_MAP->insert ($exit->clone, 19, 19);
2244	$LINK_MAP->insert ($exit->clone, 19, 20);
2245	$LINK_MAP->insert ($exit->clone, 19, 21);
2246	$LINK_MAP->insert ($exit->clone, 20, 19);
2247	$LINK_MAP->insert ($exit->clone, 20, 21);
2248	$LINK_MAP->insert ($exit->clone, 21, 19);
2249	$LINK_MAP->insert ($exit->clone, 21, 20);
2250	$LINK_MAP->insert ($exit->clone, 21, 21);
2251
2252	$exit->destroy;
2253	});
2254
2255	$LINK_MAP->{deny_save} = 1;
2256	$LINK_MAP->{deny_reset} = 1;
2257
2258	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2259	}
2260
2261	register "<global>", __PACKAGE__;
2262		2390
2263	register_command "reload" => sub {	2391	register_command "reload" => sub {
2264	my ($who, $arg) = @_;	2392	my ($who, $arg) = @_;
2265		2393
2266	if ($who->flag (FLAG_WIZ)) {	2394	if ($who->flag (FLAG_WIZ)) {
…		…
2276	reentrant => 0,	2404	reentrant => 0,
2277	prio => 0,	2405	prio => 0,
2278	at => $NEXT_TICK \|\| $TICK,	2406	at => $NEXT_TICK \|\| $TICK,
2279	data => WF_AUTOCANCEL,	2407	data => WF_AUTOCANCEL,
2280	cb => sub {	2408	cb => sub {
		2409	$NOW = Event::time;
		2410
2281	cf::server_tick; # one server iteration	2411	cf::server_tick; # one server iteration
2282	$RUNTIME += $TICK;	2412	$RUNTIME += $TICK;
2283	$NEXT_TICK += $TICK;	2413	$NEXT_TICK += $TICK;
		2414
		2415	$WAIT_FOR_TICK->broadcast;
		2416	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2284		2417
2285	# if we are delayed by four ticks or more, skip them all	2418	# if we are delayed by four ticks or more, skip them all
2286	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2419	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2287		2420
2288	$TICK_WATCHER->at ($NEXT_TICK);	2421	$TICK_WATCHER->at ($NEXT_TICK);
…		…
2290	},	2423	},
2291	);	2424	);
2292		2425
2293	IO::AIO::max_poll_time $TICK * 0.2;	2426	IO::AIO::max_poll_time $TICK * 0.2;
2294		2427
2295	Event->io (	2428	$AIO_POLL_WATCHER = Event->io (
2296	fd => IO::AIO::poll_fileno,	2429	fd => IO::AIO::poll_fileno,
2297	poll => 'r',	2430	poll => 'r',
2298	prio => 5,	2431	prio => 5,
2299	data => WF_AUTOCANCEL,	2432	data => WF_AUTOCANCEL,
2300	cb => \&IO::AIO::poll_cb,	2433	cb => \&IO::AIO::poll_cb,
2301	);	2434	);
2302		2435
2303	Event->timer (	2436	$WRITE_RUNTIME_WATCHER = Event->timer (
2304	data => WF_AUTOCANCEL,	2437	data => WF_AUTOCANCEL,
2305	after => 0,	2438	after => 0,
2306	interval => 10,	2439	interval => 10,
2307	cb => sub {	2440	cb => sub {
2308	(Coro::unblock_sub {	2441	(Coro::unblock_sub {

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Comparing deliantra/server/lib/cf.pm (file contents): Revision 1.150 by root, Mon Jan 8 19:25:53 2007 UTC vs. Revision 1.174 by root, Sun Jan 14 19:55:37 2007 UTC

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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.150 by root, Mon Jan 8 19:25:53 2007 UTC vs.
Revision 1.174 by root, Sun Jan 14 19:55:37 2007 UTC