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

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.148 by root, Mon Jan 8 12:39:16 2007 UTC vs.
Revision 1.168 by root, Sun Jan 14 00:37:14 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	$_[0]{path} =~ m{^/styles/}
452	}
453
454	package cf;
455		373
456	#############################################################################	374	#############################################################################
457		375
458	=head2 ATTACHABLE OBJECTS	376	=head2 ATTACHABLE OBJECTS
459		377
…		…
906	=cut	824	=cut
907		825
908	sub register_extcmd {	826	sub register_extcmd {
909	my ($name, $cb) = @_;	827	my ($name, $cb) = @_;
910		828
911	my $caller = caller;
912	#warn "registering extcmd '$name' to '$caller'";
913
914	$EXTCMD{$name} = [$cb, $caller];	829	$EXTCMD{$name} = $cb;
915	}	830	}
916		831
917	cf::player->attach (	832	cf::player->attach (
918	on_command => sub {	833	on_command => sub {
919	my ($pl, $name, $params) = @_;	834	my ($pl, $name, $params) = @_;
…		…
932		847
933	my $msg = eval { from_json $buf };	848	my $msg = eval { from_json $buf };
934		849
935	if (ref $msg) {	850	if (ref $msg) {
936	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	851	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
937	if (my %reply = $cb->[0]->($pl, $msg)) {	852	if (my %reply = $cb->($pl, $msg)) {
938	$pl->ext_reply ($msg->{msgid}, %reply);	853	$pl->ext_reply ($msg->{msgid}, %reply);
939	}	854	}
940	}	855	}
941	} else {	856	} else {
942	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	857	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
944		859
945	cf::override;	860	cf::override;
946	},	861	},
947	);	862	);
948		863
949	sub register {
950	my ($base, $pkg) = @_;
951
952	#TODO
953	}
954
955	sub load_extension {	864	sub load_extension {
956	my ($path) = @_;	865	my ($path) = @_;
957		866
958	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	867	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
959	my $base = $1;	868	my $base = $1;
960	my $pkg = $1;	869	my $pkg = $1;
961	$pkg =~ s/[^[:word:]]/_/g;	870	$pkg =~ s/[^[:word:]]/_/g;
962	$pkg = "ext::$pkg";	871	$pkg = "ext::$pkg";
963		872
964	warn "loading '$path' into '$pkg'\n";	873	warn "... loading '$path' into '$pkg'\n";
965		874
966	open my $fh, "<:utf8", $path	875	open my $fh, "<:utf8", $path
967	or die "$path: $!";	876	or die "$path: $!";
968		877
969	my $source =	878	my $source =
970	"package $pkg; use strict; use utf8;\n"	879	"package $pkg; use strict; use utf8;\n"
971	. "#line 1 \"$path\"\n{\n"	880	. "#line 1 \"$path\"\n{\n"
972	. (do { local $/; <$fh> })	881	. (do { local $/; <$fh> })
973	. "\n};\n1";	882	. "\n};\n1";
974		883
975	eval $source	884	unless (eval $source) {
976	or die $@ ? "$path: $@\n"	885	my $msg = $@ ? "$path: $@\n"
977	: "extension disabled.\n";	886	: "extension disabled.\n";
978		887	if ($source =~ /^#!.perl.#.*MANDATORY/m) { # ugly match
979	push @exts, $pkg;	888	warn $@;
980	$ext_pkg{$base} = $pkg;	889	warn "mandatory extension failed to load, exiting.\n";
981		890	exit 1;
982	# no strict 'refs';	891	}
983	# @{"$pkg\::ISA"} = ext::;	892	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	# }	893	}
998		894
999	# remove commands	895	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	}	896	}
1024		897
1025	sub load_extensions {	898	sub load_extensions {
1026	for my $ext (<$LIBDIR/*.ext>) {	899	for my $ext (<$LIBDIR/*.ext>) {
1027	next unless -r $ext;	900	next unless -r $ext;
…		…
1031	} or warn "$ext not loaded: $@";	904	} or warn "$ext not loaded: $@";
1032	}	905	}
1033	}	906	}
1034		907
1035	#############################################################################	908	#############################################################################
1036	# load/save/clean perl data associated with a map
1037
1038	*cf::mapsupport::on_clean = sub {
1039	my ($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		909
1073	=head2 CORE EXTENSIONS	910	=head2 CORE EXTENSIONS
1074		911
1075	Functions and methods that extend core crossfire objects.	912	Functions and methods that extend core crossfire objects.
1076		913
1077	=cut	914	=cut
1078		915
1079	package cf::player;	916	package cf::player;
		917
		918	use Coro::AIO;
1080		919
1081	=head3 cf::player	920	=head3 cf::player
1082		921
1083	=over 4	922	=over 4
1084		923
…		…
1119	return $cf::PLAYER{$_[0]} \|\| do {	958	return $cf::PLAYER{$_[0]} \|\| do {
1120	my $login = $_[0];	959	my $login = $_[0];
1121		960
1122	my $guard = cf::lock_acquire "user_find:$login";	961	my $guard = cf::lock_acquire "user_find:$login";
1123		962
1124	$cf::PLAYER{$login} \|\|= (load_pl path $login or return);	963	$cf::PLAYER{$_[0]} \|\| do {
		964	my $pl = load_pl path $login
		965	or return;
		966	$cf::PLAYER{$login} = $pl
		967	}
1125	};	968	}
1126	}	969	}
1127		970
1128	sub save($) {	971	sub save($) {
1129	my ($pl) = @_;	972	my ($pl) = @_;
1130		973
…		…
1133	my $path = path $pl;	976	my $path = path $pl;
1134	my $guard = cf::lock_acquire "user_save:$path";	977	my $guard = cf::lock_acquire "user_save:$path";
1135		978
1136	return if $pl->{deny_save};	979	return if $pl->{deny_save};
1137		980
1138	Coro::AIO::aio_mkdir playerdir $pl, 0770;	981	aio_mkdir playerdir $pl, 0770;
1139	$pl->{last_save} = $cf::RUNTIME;	982	$pl->{last_save} = $cf::RUNTIME;
1140		983
1141	$pl->save_pl ($path);	984	$pl->save_pl ($path);
1142	Coro::cede;	985	Coro::cede;
1143	}	986	}
…		…
1152		995
1153	$cf::PLAYER{$login} = $self;	996	$cf::PLAYER{$login} = $self;
1154		997
1155	$self	998	$self
1156	}	999	}
		1000
		1001	=item $pl->quit_character
		1002
		1003	Nukes the player without looking back. If logged in, the connection will
		1004	be destroyed. May block for a long time.
		1005
		1006	=cut
1157		1007
1158	sub quit_character {	1008	sub quit_character {
1159	my ($pl) = @_;	1009	my ($pl) = @_;
1160		1010
1161	$pl->{deny_save} = 1;	1011	$pl->{deny_save} = 1;
…		…
1166	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1016	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1167	$pl->ns->destroy if $pl->ns;	1017	$pl->ns->destroy if $pl->ns;
1168		1018
1169	my $path = playerdir $pl;	1019	my $path = playerdir $pl;
1170	my $temp = "$path~$cf::RUNTIME~deleting~";	1020	my $temp = "$path~$cf::RUNTIME~deleting~";
1171	IO::AIO::aio_rename $path, $temp, sub {	1021	aio_rename $path, $temp;
1172	delete $cf::PLAYER{$pl->ob->name};	1022	delete $cf::PLAYER{$pl->ob->name};
1173	$pl->destroy;	1023	$pl->destroy;
1174
1175	IO::AIO::aio_rmtree $temp;	1024	IO::AIO::aio_rmtree $temp;
		1025	}
		1026
		1027	=item cf::player::list_logins
		1028
		1029	Returns am arrayref of all valid playernames in the system, can take a
		1030	while and may block, so not sync_job-capable, ever.
		1031
		1032	=cut
		1033
		1034	sub list_logins {
		1035	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
		1036	or return [];
		1037
		1038	my @logins;
		1039
		1040	for my $login (@$dirs) {
		1041	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
		1042	aio_read $fh, 0, 512, my $buf, 0 or next;
		1043	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1044
		1045	utf8::decode $login;
		1046	push @logins, $login;
1176	};	1047	}
		1048
		1049	\@logins
		1050	}
		1051
		1052	=item $player->maps
		1053
		1054	Returns an arrayref of map paths that are private for this
		1055	player. May block.
		1056
		1057	=cut
		1058
		1059	sub maps($) {
		1060	my ($pl) = @_;
		1061
		1062	my $files = aio_readdir playerdir $pl
		1063	or return;
		1064
		1065	my @paths;
		1066
		1067	for (@$files) {
		1068	utf8::decode $_;
		1069	next if /\.(?:pl\|pst)$/;
		1070	next unless /^$PATH_SEP/o;
		1071
		1072	s/\.map$//;
		1073	push @paths, "~" . $pl->ob->name . "/" . $_;
		1074	}
		1075
		1076	\@paths
1177	}	1077	}
1178		1078
1179	=item $player->ext_reply ($msgid, $msgtype, %msg)	1079	=item $player->ext_reply ($msgid, $msgtype, %msg)
1180		1080
1181	Sends an ext reply to the player.	1081	Sends an ext reply to the player.
…		…
1204	package cf::map;	1104	package cf::map;
1205		1105
1206	use Fcntl;	1106	use Fcntl;
1207	use Coro::AIO;	1107	use Coro::AIO;
1208		1108
		1109	use overload
		1110	'""' => \&as_string;
		1111
1209	our $MAX_RESET = 3600;	1112	our $MAX_RESET = 3600;
1210	our $DEFAULT_RESET = 3000;	1113	our $DEFAULT_RESET = 3000;
1211		1114
1212	sub generate_random_map {	1115	sub generate_random_map {
1213	my ($path, $rmp) = @_;	1116	my ($self, $rmp) = @_;
1214		1117
1215	# mit "rum" bekleckern, nicht	1118	# mit "rum" bekleckern, nicht
1216	cf::map::_create_random_map	1119	$self->_create_random_map (
1217	$path,
1218	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1120	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1219	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1121	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1220	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1122	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1221	$rmp->{exit_on_final_map},	1123	$rmp->{exit_on_final_map},
1222	$rmp->{xsize}, $rmp->{ysize},	1124	$rmp->{xsize}, $rmp->{ysize},
1223	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1125	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1224	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1126	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1225	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1127	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1226	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1128	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1227	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1129	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1228	(cf::region::find $rmp->{region})	1130	(cf::region::find $rmp->{region}), $rmp->{custom}
		1131	)
		1132	}
		1133
		1134	sub register {
		1135	my (undef, $regex) = @_;
		1136	my $pkg = caller;
		1137
		1138	no strict;
		1139	push @{"$pkg\::ISA"}, __PACKAGE__;
		1140
		1141	$EXT_MAP{$pkg} = qr<$regex>;
		1142	}
		1143
		1144	# also paths starting with '/'
		1145	$EXT_MAP{"cf::map"} = qr{^(?=/)};
		1146
		1147	sub normalise {
		1148	my ($path, $base) = @_;
		1149
		1150	# map plan:
		1151	#
		1152	# /! non-realised random map exit (special hack!)
		1153	# {... are special paths that are not being touched
		1154	# ?xxx/... are special absolute paths
		1155	# ?random/... random maps
		1156	# /... normal maps
		1157	# ~user/... per-player map of a specific user
		1158
		1159	$path =~ s/$PATH_SEP/\//go;
		1160
		1161	# treat it as relative path if it starts with
		1162	# something that looks reasonable
		1163	if ($path =~ m{^(?:\./\|\.\./\|\w)}) {
		1164	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1165
		1166	$base =~ s{[^/]+/?$}{};
		1167	$path = "$base/$path";
		1168	}
		1169
		1170	for ($path) {
		1171	redo if s{//}{/};
		1172	redo if s{/\.?/}{/};
		1173	redo if s{/[^/]+/\.\./}{/};
		1174	}
		1175
		1176	$path
		1177	}
		1178
		1179	sub new_from_path {
		1180	my (undef, $path, $base) = @_;
		1181
		1182	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1183
		1184	$path = normalise $path, $base;
		1185
		1186	for my $pkg (keys %EXT_MAP) {
		1187	if ($path =~ $EXT_MAP{$pkg}) {
		1188	my $self = bless cf::map::new, $pkg;
		1189	$self->{path} = $path; $self->path ($path);
		1190	$self->init; # pass $1 etc.
		1191	return $self;
		1192	}
		1193	}
		1194
		1195	Carp::carp "unable to resolve path '$path'.";
		1196	()
		1197	}
		1198
		1199	sub init {
		1200	my ($self) = @_;
		1201
		1202	$self
		1203	}
		1204
		1205	sub as_string {
		1206	my ($self) = @_;
		1207
		1208	"$self->{path}"
		1209	}
		1210
		1211	# the displayed name, this is a one way mapping
		1212	sub visible_name {
		1213	&as_string
		1214	}
		1215
		1216	# the original (read-only) location
		1217	sub load_path {
		1218	my ($self) = @_;
		1219
		1220	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
		1221	}
		1222
		1223	# the temporary/swap location
		1224	sub save_path {
		1225	my ($self) = @_;
		1226
		1227	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1228	sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $path
		1229	}
		1230
		1231	# the unique path, undef == no special unique path
		1232	sub uniq_path {
		1233	my ($self) = @_;
		1234
		1235	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1236	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1229	}	1237	}
1230		1238
1231	# and all this just because we cannot iterate over	1239	# and all this just because we cannot iterate over
1232	# all maps in C++...	1240	# all maps in C++...
1233	sub change_all_map_light {	1241	sub change_all_map_light {
…		…
1235		1243
1236	$_->change_map_light ($change)	1244	$_->change_map_light ($change)
1237	for grep $_->outdoor, values %cf::MAP;	1245	for grep $_->outdoor, values %cf::MAP;
1238	}	1246	}
1239		1247
		1248	sub unlink_save {
		1249	my ($self) = @_;
		1250
		1251	utf8::encode (my $save = $self->save_path);
		1252	IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink $save;
		1253	IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink "$save.pst";
		1254	}
		1255
1240	sub try_load_header($) {	1256	sub load_header_from($) {
1241	my ($path) = @_;	1257	my ($self, $path) = @_;
1242		1258
1243	utf8::encode $path;	1259	utf8::encode $path;
1244	aio_open $path, O_RDONLY, 0	1260	aio_open $path, O_RDONLY, 0
1245	or return;	1261	or return;
1246		1262
1247	my $map = cf::map::new	1263	$self->_load_header ($path)
1248	or return;	1264	or return;
1249		1265
1250	# for better error messages only, will be overwritten	1266	$self->{load_path} = $path;
1251	$map->path ($path);
1252		1267
1253	$map->load_header ($path)	1268	1
		1269	}
		1270
		1271	sub load_orig {
		1272	my ($self) = @_;
		1273
		1274	$self->load_header_from ($self->load_path)
		1275	}
		1276
		1277	sub load_temp {
		1278	my ($self) = @_;
		1279
		1280	$self->load_header_from ($self->save_path)
		1281	}
		1282
		1283	sub load_header {
		1284	my ($self) = @_;
		1285
		1286	if ($self->load_temp) {
		1287	$self->last_access ((delete $self->{last_access})
		1288	\|\| $cf::RUNTIME); #d#
		1289	# safety
		1290	$self->{instantiate_time} = $cf::RUNTIME
		1291	if $self->{instantiate_time} > $cf::RUNTIME;
		1292	} else {
		1293	$self->load_orig
1254	or return;	1294	or return;
1255		1295
1256	$map->{load_path} = $path;	1296	$self->{load_original} = 1;
		1297	$self->{instantiate_time} = $cf::RUNTIME;
		1298	$self->last_access ($cf::RUNTIME);
		1299	$self->instantiate;
		1300	}
1257		1301
1258	$map	1302	1
1259	}	1303	}
1260		1304
1261	sub find;	1305	sub find;
1262	sub find {	1306	sub find {
1263	my ($path, $origin) = @_;	1307	my ($path, $origin) = @_;
1264		1308
1265	#warn "find<$path,$origin>\n";#d#
1266
1267	$path = new cf::path $path, $origin && $origin->path;	1309	$path = normalise $path, $origin && $origin->path;
1268	my $key = $path->as_string;
1269		1310
1270	cf::lock_wait "map_find:$key";	1311	cf::lock_wait "map_find:$path";
1271		1312
1272	$cf::MAP{$key} \|\| do {	1313	$cf::MAP{$path} \|\| do {
1273	my $guard = cf::lock_acquire "map_find:$key";	1314	my $guard = cf::lock_acquire "map_find:$path";
1274		1315	my $map = new_from_path cf::map $path
1275	# do it the slow way
1276	my $map = try_load_header $path->save_path;
1277
1278	Coro::cede;
1279
1280	if ($map) {
1281	$map->last_access ((delete $map->{last_access})
1282	\|\| $cf::RUNTIME); #d#
1283	# safety
1284	$map->{instantiate_time} = $cf::RUNTIME
1285	if $map->{instantiate_time} > $cf::RUNTIME;
1286	} else {
1287	if (my $rmp = $path->random_map_params) {
1288	$map = generate_random_map $key, $rmp;
1289	} else {
1290	$map = try_load_header $path->load_path;
1291	}
1292
1293	$map or return;	1316	or return;
1294		1317
1295	$map->{load_original} = 1;
1296	$map->{instantiate_time} = $cf::RUNTIME;
1297	$map->last_access ($cf::RUNTIME);
1298	$map->instantiate;
1299
1300	# per-player maps become, after loading, normal maps
1301	$map->per_player (0) if $path->{user_rel};
1302	}
1303
1304	$map->path ($key);
1305	$map->{path} = $path;
1306	$map->{last_save} = $cf::RUNTIME;	1318	$map->{last_save} = $cf::RUNTIME;
1307		1319
1308	Coro::cede;	1320	$map->load_header
		1321	or return;
1309		1322
1310	if ($map->should_reset) {	1323	if ($map->should_reset) {
1311	$map->reset;	1324	$map->reset;
1312	undef $guard;	1325	undef $guard;
1313	$map = find $path	1326	$map = find $path
1314	or return;	1327	or return;
1315	}	1328	}
1316		1329
1317	$cf::MAP{$key} = $map	1330	$cf::MAP{$path} = $map
1318	}	1331	}
1319	}	1332	}
1320		1333
1321	sub load {	1334	sub load {
1322	my ($self) = @_;	1335	my ($self) = @_;
1323		1336
1324	my $path = $self->{path};	1337	my $path = $self->{path};
1325	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1338	my $guard = cf::lock_acquire "map_load:$path";
1326		1339
1327	return if $self->in_memory != cf::MAP_SWAPPED;	1340	return if $self->in_memory != cf::MAP_SWAPPED;
1328		1341
1329	$self->in_memory (cf::MAP_LOADING);	1342	$self->in_memory (cf::MAP_LOADING);
1330		1343
1331	$self->alloc;	1344	$self->alloc;
1332	$self->load_objects ($self->{load_path}, 1)	1345	$self->_load_objects ($self->{load_path}, 1)
1333	or return;	1346	or return;
1334		1347
1335	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1348	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1336	if delete $self->{load_original};	1349	if delete $self->{load_original};
1337		1350
1338	if (my $uniq = $path->uniq_path) {	1351	if (my $uniq = $self->uniq_path) {
1339	utf8::encode $uniq;	1352	utf8::encode $uniq;
1340	if (aio_open $uniq, O_RDONLY, 0) {	1353	if (aio_open $uniq, O_RDONLY, 0) {
1341	$self->clear_unique_items;	1354	$self->clear_unique_items;
1342	$self->load_objects ($uniq, 0);	1355	$self->_load_objects ($uniq, 0);
1343	}	1356	}
1344	}	1357	}
1345		1358
1346	Coro::cede;	1359	Coro::cede;
1347		1360
1348	# now do the right thing for maps	1361	# now do the right thing for maps
1349	$self->link_multipart_objects;	1362	$self->link_multipart_objects;
1350		1363
1351	if ($self->{path}->is_style_map) {	1364	unless ($self->{deny_activate}) {
1352	$self->{deny_save} = 1;	1365	$self->decay_objects;
1353	$self->{deny_reset} = 1;
1354	} else {
1355	$self->fix_auto_apply;	1366	$self->fix_auto_apply;
1356	$self->decay_objects;
1357	$self->update_buttons;	1367	$self->update_buttons;
		1368	Coro::cede;
1358	$self->set_darkness_map;	1369	$self->set_darkness_map;
1359	$self->difficulty ($self->estimate_difficulty)	1370	$self->difficulty ($self->estimate_difficulty)
1360	unless $self->difficulty;	1371	unless $self->difficulty;
		1372	Coro::cede;
1361	$self->activate;	1373	$self->activate;
1362	}	1374	}
1363		1375
1364	Coro::cede;
1365
1366	$self->in_memory (cf::MAP_IN_MEMORY);	1376	$self->in_memory (cf::MAP_IN_MEMORY);
		1377	}
		1378
		1379	sub customise_for {
		1380	my ($self, $ob) = @_;
		1381
		1382	return find "~" . $ob->name . "/" . $self->{path}
		1383	if $self->per_player;
		1384
		1385	$self
		1386	}
		1387
		1388	# find and load all maps in the 3x3 area around a map
		1389	sub load_diag {
		1390	my ($map) = @_;
		1391
		1392	my @diag; # diagonal neighbours
		1393
		1394	for (0 .. 3) {
		1395	my $neigh = $map->tile_path ($_)
		1396	or next;
		1397	$neigh = find $neigh, $map
		1398	or next;
		1399	$neigh->load;
		1400
		1401	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1402	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1403	}
		1404
		1405	for (@diag) {
		1406	my $neigh = find @$_
		1407	or next;
		1408	$neigh->load;
		1409	}
1367	}	1410	}
1368		1411
1369	sub find_sync {	1412	sub find_sync {
1370	my ($path, $origin) = @_;	1413	my ($path, $origin) = @_;
1371		1414
1372	cf::sync_job { cf::map::find $path, $origin }	1415	cf::sync_job { find $path, $origin }
1373	}	1416	}
1374		1417
1375	sub do_load_sync {	1418	sub do_load_sync {
1376	my ($map) = @_;	1419	my ($map) = @_;
1377		1420
1378	cf::sync_job { $map->load };	1421	cf::sync_job { $map->load };
1379	}	1422	}
1380		1423
		1424	our %MAP_PREFETCH;
		1425	our $MAP_PREFETCHER = Coro::async {
		1426	while () {
		1427	for my $path (keys %MAP_PREFETCH) {
		1428	my $map = find $path
		1429	or next;
		1430	$map->load;
		1431
		1432	delete $MAP_PREFETCH{$path};
		1433	}
		1434	Coro::schedule;
		1435	}
		1436	};
		1437
		1438	sub find_async {
		1439	my ($path, $origin) = @_;
		1440
		1441	$path = normalise $path, $origin && $origin->{path};
		1442
		1443	if (my $map = $cf::MAP{$path}) {
		1444	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1445	}
		1446
		1447	$MAP_PREFETCH{$path} = 0;
		1448	$MAP_PREFETCHER->ready;
		1449
		1450	()
		1451	}
		1452
1381	sub save {	1453	sub save {
1382	my ($self) = @_;	1454	my ($self) = @_;
1383		1455
1384	my $lock = cf::lock_acquire "map_data:" . $self->path;	1456	my $lock = cf::lock_acquire "map_data:" . $self->path;
1385		1457
1386	$self->{last_save} = $cf::RUNTIME;	1458	$self->{last_save} = $cf::RUNTIME;
1387		1459
1388	return unless $self->dirty;	1460	return unless $self->dirty;
1389		1461
1390	my $save = $self->{path}->save_path; utf8::encode $save;	1462	my $save = $self->save_path; utf8::encode $save;
1391	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1463	my $uniq = $self->uniq_path; utf8::encode $uniq;
1392		1464
1393	$self->{load_path} = $save;	1465	$self->{load_path} = $save;
1394		1466
1395	return if $self->{deny_save};	1467	return if $self->{deny_save};
1396		1468
…		…
1399	cf::async {	1471	cf::async {
1400	$_->contr->save for $self->players;	1472	$_->contr->save for $self->players;
1401	};	1473	};
1402		1474
1403	if ($uniq) {	1475	if ($uniq) {
1404	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);	1476	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);
1405	$self->save_objects ($uniq, cf::IO_UNIQUES);	1477	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1406	} else {	1478	} else {
1407	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);	1479	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);
1408	}	1480	}
1409	}	1481	}
1410		1482
1411	sub swap_out {	1483	sub swap_out {
1412	my ($self) = @_;	1484	my ($self) = @_;
…		…
1426		1498
1427	sub reset_at {	1499	sub reset_at {
1428	my ($self) = @_;	1500	my ($self) = @_;
1429		1501
1430	# TODO: safety, remove and allow resettable per-player maps	1502	# TODO: safety, remove and allow resettable per-player maps
1431	return 1e99 if $self->{path}{user_rel};	1503	return 1e99 if $self->isa ("ext::map_per_player");
1432	return 1e99 if $self->{deny_reset};	1504	return 1e99 if $self->{deny_reset};
1433		1505
1434	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1506	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1435	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;	1507	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;
1436		1508
…		…
1441	my ($self) = @_;	1513	my ($self) = @_;
1442		1514
1443	$self->reset_at <= $cf::RUNTIME	1515	$self->reset_at <= $cf::RUNTIME
1444	}	1516	}
1445		1517
1446	sub unlink_save {
1447	my ($self) = @_;
1448
1449	utf8::encode (my $save = $self->{path}->save_path);
1450	aioreq_pri 3; IO::AIO::aio_unlink $save;
1451	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1452	}
1453
1454	sub rename {	1518	sub rename {
1455	my ($self, $new_path) = @_;	1519	my ($self, $new_path) = @_;
1456		1520
		1521	normalise $new_path;
		1522
1457	$self->unlink_save;	1523	$self->unlink_save;
1458		1524
1459	delete $cf::MAP{$self->path};	1525	delete $cf::MAP{$self->path};
1460	$self->{path} = new cf::path $new_path;	1526	$self->{path} = $new_path; $self->path ($self->{path});
1461	$self->path ($self->{path}->as_string);
1462	$cf::MAP{$self->path} = $self;	1527	$cf::MAP{$self->path} = $self;
1463		1528
1464	$self->save;	1529	$self->save;
1465	}	1530	}
1466		1531
1467	sub reset {	1532	sub reset {
1468	my ($self) = @_;	1533	my ($self) = @_;
1469		1534
1470	my $lock = cf::lock_acquire "map_data:" . $self->path;	1535	my $lock = cf::lock_acquire "map_data:$self->{path}";
1471		1536
1472	return if $self->players;	1537	return if $self->players;
1473	return if $self->{path}{user_rel};#d#	1538	return if $self->isa ("ext::map_per_player");#d#
1474		1539
1475	warn "resetting map ", $self->path;#d#	1540	warn "resetting map ", $self->path;#d#
1476		1541
1477	delete $cf::MAP{$self->path};	1542	delete $cf::MAP{$self->path};
		1543
		1544	$self->in_memory (cf::MAP_SWAPPED);
		1545	$self->clear;
1478		1546
1479	$_->clear_links_to ($self) for values %cf::MAP;	1547	$_->clear_links_to ($self) for values %cf::MAP;
1480		1548
1481	$self->unlink_save;	1549	$self->unlink_save;
1482	$self->destroy;	1550	$self->destroy;
…		…
1491	$self->reset_timeout (1);	1559	$self->reset_timeout (1);
1492	$self->rename ("{nuke}/" . ($nuke_counter++));	1560	$self->rename ("{nuke}/" . ($nuke_counter++));
1493	$self->reset; # polite request, might not happen	1561	$self->reset; # polite request, might not happen
1494	}	1562	}
1495		1563
1496	sub customise_for {	1564	=item cf::map::unique_maps
1497	my ($map, $ob) = @_;
1498		1565
1499	if ($map->per_player) {	1566	Returns an arrayref of paths of all shared maps that have
1500	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1567	instantiated unique items. May block.
1501	}
1502		1568
1503	$map	1569	=cut
1504	}
1505		1570
1506	sub emergency_save {	1571	sub unique_maps() {
1507	my $freeze_guard = cf::freeze_mainloop;	1572	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1573	or return;
1508		1574
1509	warn "enter emergency perl save\n";	1575	my @paths;
1510		1576
1511	cf::sync_job {	1577	for (@$files) {
1512	warn "begin emergency player save\n";	1578	utf8::decode $_;
1513	$_->save for values %cf::PLAYER;	1579	next if /\.pst$/;
1514	warn "end emergency player save\n";	1580	next unless /^$PATH_SEP/o;
1515		1581
1516	warn "begin emergency map save\n";	1582	s/\.map$//;
1517	$_->save for values %cf::MAP;	1583	push @paths, $_;
1518	warn "end emergency map save\n";
1519	};	1584	}
1520		1585
1521	warn "leave emergency perl save\n";	1586	\@paths
1522	}	1587	}
1523		1588
1524	package cf;	1589	package cf;
1525		1590
1526	=back	1591	=back
1527		1592
		1593	=head3 cf::object
		1594
		1595	=cut
		1596
		1597	package cf::object;
		1598
		1599	=over 4
		1600
		1601	=item $ob->inv_recursive
		1602
		1603	Returns the inventory of the object _and_ their inventories, recursively.
		1604
		1605	=cut
		1606
		1607	sub inv_recursive_;
		1608	sub inv_recursive_ {
		1609	map { $_, inv_recursive_ $_->inv } @_
		1610	}
		1611
		1612	sub inv_recursive {
		1613	inv_recursive_ inv $_[0]
		1614	}
		1615
		1616	package cf;
		1617
		1618	=back
1528		1619
1529	=head3 cf::object::player	1620	=head3 cf::object::player
1530		1621
1531	=over 4	1622	=over 4
1532		1623
…		…
1572		1663
1573	=item $player_object->enter_link	1664	=item $player_object->enter_link
1574		1665
1575	Freezes the player and moves him/her to a special map (C<{link}>).	1666	Freezes the player and moves him/her to a special map (C<{link}>).
1576		1667
1577	The player should be reaosnably safe there for short amounts of time. You	1668	The player should be reasonably safe there for short amounts of time. You
1578	I<MUST> call C<leave_link> as soon as possible, though.	1669	I<MUST> call C<leave_link> as soon as possible, though.
1579		1670
		1671	Will never block.
		1672
1580	=item $player_object->leave_link ($map, $x, $y)	1673	=item $player_object->leave_link ($map, $x, $y)
1581		1674
1582	Moves the player out of the specila link map onto the given map. If the	1675	Moves the player out of the special C<{link}> map onto the specified
1583	map is not valid (or omitted), the player will be moved back to the	1676	map. If the map is not valid (or omitted), the player will be moved back
1584	location he/she was before the call to C<enter_link>, or, if that fails,	1677	to the location he/she was before the call to C<enter_link>, or, if that
1585	to the emergency map position.	1678	fails, to the emergency map position.
1586		1679
1587	Might block.	1680	Might block.
1588		1681
1589	=cut	1682	=cut
		1683
		1684	sub link_map {
		1685	unless ($LINK_MAP) {
		1686	$LINK_MAP = cf::map::find "{link}"
		1687	or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 };
		1688	$LINK_MAP->load;
		1689	}
		1690
		1691	$LINK_MAP
		1692	}
1590		1693
1591	sub cf::object::player::enter_link {	1694	sub cf::object::player::enter_link {
1592	my ($self) = @_;	1695	my ($self) = @_;
1593		1696
1594	$self->deactivate_recursive;	1697	$self->deactivate_recursive;
1595		1698
1596	return if $self->map == $LINK_MAP;	1699	return if UNIVERSAL::isa $self->map, "ext::map_link";
1597		1700
1598	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]	1701	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]
1599	if $self->map;	1702	if $self->map;
1600		1703
1601	$self->enter_map ($LINK_MAP, 20, 20);	1704	$self->enter_map ($LINK_MAP \|\| link_map, 20, 20);
1602	}	1705	}
1603		1706
1604	sub cf::object::player::leave_link {	1707	sub cf::object::player::leave_link {
1605	my ($self, $map, $x, $y) = @_;	1708	my ($self, $map, $x, $y) = @_;
1606		1709
…		…
1624	# use -1 or undef as default coordinates, not 0, 0	1727	# use -1 or undef as default coordinates, not 0, 0
1625	($x, $y) = ($map->enter_x, $map->enter_y)	1728	($x, $y) = ($map->enter_x, $map->enter_y)
1626	if $x <=0 && $y <= 0;	1729	if $x <=0 && $y <= 0;
1627		1730
1628	$map->load;	1731	$map->load;
		1732	$map->load_diag;
1629		1733
1630	return unless $self->contr->active;	1734	return unless $self->contr->active;
1631	$self->activate_recursive;	1735	$self->activate_recursive;
1632	$self->enter_map ($map, $x, $y);	1736	$self->enter_map ($map, $x, $y);
1633	}	1737	}
…		…
1672	my ($self, $path, $x, $y) = @_;	1776	my ($self, $path, $x, $y) = @_;
1673		1777
1674	$self->enter_link;	1778	$self->enter_link;
1675		1779
1676	(async {	1780	(async {
1677	$path = new cf::path $path;
1678
1679	my $map = cf::map::find $path->as_string;	1781	my $map = cf::map::find $path;
1680	$map = $map->customise_for ($self) if $map;	1782	$map = $map->customise_for ($self) if $map;
1681		1783
1682	# warn "entering ", $map->path, " at ($x, $y)\n"	1784	# warn "entering ", $map->path, " at ($x, $y)\n"
1683	# if $map;	1785	# if $map;
1684		1786
1685	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE \| cf::NDI_RED);	1787	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE \| cf::NDI_RED);
1686		1788
1687	$self->leave_link ($map, $x, $y);	1789	$self->leave_link ($map, $x, $y);
1688	})->prio (1);	1790	})->prio (1);
1689	}	1791	}
1690		1792
…		…
1749	$self->deactivate_recursive; # just to be sure	1851	$self->deactivate_recursive; # just to be sure
1750	unless (eval {	1852	unless (eval {
1751	prepare_random_map $exit	1853	prepare_random_map $exit
1752	if $exit->slaying eq "/!";	1854	if $exit->slaying eq "/!";
1753		1855
1754	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;	1856	my $path = new_from_path cf::map $exit->slaying, $exit->map && $exit->map->path;
1755	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);	1857	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1756		1858
1757	1;	1859	1;
1758	}) {	1860	}) {
1759	$self->message ("Something went wrong deep within the crossfire server. "	1861	$self->message ("Something went wrong deep within the crossfire server. "
1760	. "I'll try to bring you back to the map you were before. "	1862	. "I'll try to bring you back to the map you were before. "
1761	. "Please report this to the dungeon master",	1863	. "Please report this to the dungeon master!",
1762	cf::NDI_UNIQUE \| cf::NDI_RED);	1864	cf::NDI_UNIQUE \| cf::NDI_RED);
1763		1865
1764	warn "ERROR in enter_exit: $@";	1866	warn "ERROR in enter_exit: $@";
1765	$self->leave_link;	1867	$self->leave_link;
1766	}	1868	}
…		…
2119	load_extensions;	2221	load_extensions;
2120	Event::loop;	2222	Event::loop;
2121	}	2223	}
2122		2224
2123	#############################################################################	2225	#############################################################################
2124	# initialisation	2226	# initialisation and cleanup
		2227
		2228	# install some emergency cleanup handlers
		2229	BEGIN {
		2230	for my $signal (qw(INT HUP TERM)) {
		2231	Event->signal (
		2232	data => WF_AUTOCANCEL,
		2233	signal => $signal,
		2234	cb => sub {
		2235	cf::cleanup "SIG$signal";
		2236	},
		2237	);
		2238	}
		2239	}
		2240
		2241	sub emergency_save() {
		2242	my $freeze_guard = cf::freeze_mainloop;
		2243
		2244	warn "enter emergency perl save\n";
		2245
		2246	cf::sync_job {
		2247	# use a peculiar iteration method to avoid tripping on perl
		2248	# refcount bugs in for. also avoids problems with players
		2249	# and maps saved/destroyed asynchronously.
		2250	warn "begin emergency player save\n";
		2251	for my $login (keys %cf::PLAYER) {
		2252	my $pl = $cf::PLAYER{$login} or next;
		2253	$pl->valid or next;
		2254	$pl->save;
		2255	}
		2256	warn "end emergency player save\n";
		2257
		2258	warn "begin emergency map save\n";
		2259	for my $path (keys %cf::MAP) {
		2260	my $map = $cf::MAP{$path} or next;
		2261	$map->valid or next;
		2262	$map->save;
		2263	}
		2264	warn "end emergency map save\n";
		2265	};
		2266
		2267	warn "leave emergency perl save\n";
		2268	}
2125		2269
2126	sub reload() {	2270	sub reload() {
2127	# can/must only be called in main	2271	# can/must only be called in main
2128	if ($Coro::current != $Coro::main) {	2272	if ($Coro::current != $Coro::main) {
2129	warn "can only reload from main coroutine\n";	2273	warn "can only reload from main coroutine\n";
2130	return;	2274	return;
2131	}	2275	}
2132		2276
2133	warn "reloading...";	2277	warn "reloading...";
2134		2278
		2279	warn "freezing server";
2135	my $guard = freeze_mainloop;	2280	my $guard = freeze_mainloop;
2136	cf::emergency_save;	2281	cf::emergency_save;
2137		2282
		2283	warn "sync database to disk";
		2284	cf::db_sync;
		2285	IO::AIO::flush;
		2286
2138	eval {	2287	eval {
2139	# if anything goes wrong in here, we should simply crash as we already saved	2288	# if anything goes wrong in here, we should simply crash as we already saved
2140		2289
2141	# cancel all watchers	2290	warn "cancel all watchers";
2142	for (Event::all_watchers) {	2291	for (Event::all_watchers) {
2143	$_->cancel if $_->data & WF_AUTOCANCEL;	2292	$_->cancel if $_->data & WF_AUTOCANCEL;
2144	}	2293	}
2145		2294
2146	# cancel all extension coros	2295	warn "cancel all extension coros";
2147	$_->cancel for values %EXT_CORO;	2296	$_->cancel for values %EXT_CORO;
2148	%EXT_CORO = ();	2297	%EXT_CORO = ();
2149		2298
		2299	warn "remove commands";
		2300	%COMMAND = ();
		2301
		2302	warn "remove ext commands";
		2303	%EXTCMD = ();
		2304
2150	# unload all extensions	2305	warn "unload/nuke all extensions";
2151	for (@exts) {	2306	for my $pkg (@EXTS) {
2152	warn "unloading <$_>";	2307	warn "... unloading $pkg";
2153	unload_extension $_;	2308
		2309	if (my $cb = $pkg->can ("unload")) {
		2310	eval {
		2311	$cb->($pkg);
		2312	1
		2313	} or warn "$pkg unloaded, but with errors: $@";
2154	}	2314	}
2155		2315
		2316	warn "... nuking $pkg";
		2317	Symbol::delete_package $pkg;
		2318	}
		2319
2156	# unload all modules loaded from $LIBDIR	2320	warn "unload all perl modules loaded from $LIBDIR";
2157	while (my ($k, $v) = each %INC) {	2321	while (my ($k, $v) = each %INC) {
2158	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2322	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2159		2323
2160	warn "removing <$k>";	2324	warn "removing <$k>";
2161	delete $INC{$k};	2325	delete $INC{$k};
…		…
2168	}	2332	}
2169		2333
2170	Symbol::delete_package $k;	2334	Symbol::delete_package $k;
2171	}	2335	}
2172		2336
2173	# sync database to disk
2174	cf::db_sync;
2175	IO::AIO::flush;
2176
2177	# get rid of safe::, as good as possible	2337	warn "get rid of safe::, as good as possible";
2178	Symbol::delete_package "safe::$_"	2338	Symbol::delete_package "safe::$_"
2179	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2339	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2180		2340
2181	# remove register_script_function callbacks
2182	# TODO
2183
2184	# unload cf.pm "a bit"	2341	warn "unload cf.pm \"a bit\"";
2185	delete $INC{"cf.pm"};	2342	delete $INC{"cf.pm"};
2186		2343
2187	# don't, removes xs symbols, too,	2344	# don't, removes xs symbols, too,
2188	# and global variables created in xs	2345	# and global variables created in xs
2189	#Symbol::delete_package __PACKAGE__;	2346	#Symbol::delete_package __PACKAGE__;
2190		2347
2191	# reload cf.pm
2192	warn "reloading cf.pm";	2348	warn "reloading cf.pm";
2193	require cf;	2349	require cf;
2194	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2350	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2195		2351
2196	# load config and database again	2352	warn "load config and database again";
2197	cf::cfg_load;	2353	cf::cfg_load;
2198	cf::db_load;	2354	cf::db_load;
2199		2355
2200	# load extensions
2201	warn "load extensions";	2356	warn "load extensions";
2202	cf::load_extensions;	2357	cf::load_extensions;
2203		2358
2204	# reattach attachments to objects	2359	warn "reattach attachments to objects/players";
2205	warn "reattach";
2206	_global_reattach;	2360	_global_reattach;
		2361	warn "reattach attachments to maps";
2207	reattach $_ for values %MAP;	2362	reattach $_ for values %MAP;
2208	};	2363	};
2209		2364
2210	if ($@) {	2365	if ($@) {
2211	warn $@;	2366	warn $@;
2212	warn "error while reloading, exiting.";	2367	warn "error while reloading, exiting.";
2213	exit 1;	2368	exit 1;
2214	}	2369	}
2215		2370
2216	warn "reloaded successfully";	2371	warn "reloaded";
2217	};	2372	};
2218
2219	#############################################################################
2220
2221	unless ($LINK_MAP) {
2222	$LINK_MAP = cf::map::new;
2223
2224	$LINK_MAP->width (41);
2225	$LINK_MAP->height (41);
2226	$LINK_MAP->alloc;
2227	$LINK_MAP->path ("{link}");
2228	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2229	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2230
2231	# dirty hack because... archetypes are not yet loaded
2232	Event->timer (
2233	after => 10,
2234	cb => sub {
2235	$_[0]->w->cancel;
2236
2237	# provide some exits "home"
2238	my $exit = cf::object::new "exit";
2239
2240	$exit->slaying ($EMERGENCY_POSITION->[0]);
2241	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2242	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2243
2244	$LINK_MAP->insert ($exit->clone, 19, 19);
2245	$LINK_MAP->insert ($exit->clone, 19, 20);
2246	$LINK_MAP->insert ($exit->clone, 19, 21);
2247	$LINK_MAP->insert ($exit->clone, 20, 19);
2248	$LINK_MAP->insert ($exit->clone, 20, 21);
2249	$LINK_MAP->insert ($exit->clone, 21, 19);
2250	$LINK_MAP->insert ($exit->clone, 21, 20);
2251	$LINK_MAP->insert ($exit->clone, 21, 21);
2252
2253	$exit->destroy;
2254	});
2255
2256	$LINK_MAP->{deny_save} = 1;
2257	$LINK_MAP->{deny_reset} = 1;
2258
2259	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2260	}
2261
2262	register "<global>", __PACKAGE__;
2263		2373
2264	register_command "reload" => sub {	2374	register_command "reload" => sub {
2265	my ($who, $arg) = @_;	2375	my ($who, $arg) = @_;
2266		2376
2267	if ($who->flag (FLAG_WIZ)) {	2377	if ($who->flag (FLAG_WIZ)) {
…		…
2277	reentrant => 0,	2387	reentrant => 0,
2278	prio => 0,	2388	prio => 0,
2279	at => $NEXT_TICK \|\| $TICK,	2389	at => $NEXT_TICK \|\| $TICK,
2280	data => WF_AUTOCANCEL,	2390	data => WF_AUTOCANCEL,
2281	cb => sub {	2391	cb => sub {
		2392	$NOW = Event::time;
		2393
2282	cf::server_tick; # one server iteration	2394	cf::server_tick; # one server iteration
2283	$RUNTIME += $TICK;	2395	$RUNTIME += $TICK;
2284	$NEXT_TICK += $TICK;	2396	$NEXT_TICK += $TICK;
		2397
		2398	$WAIT_FOR_TICK->broadcast;
		2399	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2285		2400
2286	# if we are delayed by four ticks or more, skip them all	2401	# if we are delayed by four ticks or more, skip them all
2287	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2402	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2288		2403
2289	$TICK_WATCHER->at ($NEXT_TICK);	2404	$TICK_WATCHER->at ($NEXT_TICK);
…		…
2291	},	2406	},
2292	);	2407	);
2293		2408
2294	IO::AIO::max_poll_time $TICK * 0.2;	2409	IO::AIO::max_poll_time $TICK * 0.2;
2295		2410
2296	Event->io (	2411	$AIO_POLL_WATCHER = Event->io (
2297	fd => IO::AIO::poll_fileno,	2412	fd => IO::AIO::poll_fileno,
2298	poll => 'r',	2413	poll => 'r',
2299	prio => 5,	2414	prio => 5,
2300	data => WF_AUTOCANCEL,	2415	data => WF_AUTOCANCEL,
2301	cb => \&IO::AIO::poll_cb,	2416	cb => \&IO::AIO::poll_cb,
2302	);	2417	);
2303		2418
2304	Event->timer (	2419	$WRITE_RUNTIME_WATCHER = Event->timer (
2305	data => WF_AUTOCANCEL,	2420	data => WF_AUTOCANCEL,
2306	after => 0,	2421	after => 0,
2307	interval => 10,	2422	interval => 10,
2308	cb => sub {	2423	cb => sub {
2309	(Coro::unblock_sub {	2424	(Coro::unblock_sub {

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Comparing deliantra/server/lib/cf.pm (file contents): Revision 1.148 by root, Mon Jan 8 12:39:16 2007 UTC vs. Revision 1.168 by root, Sun Jan 14 00:37:14 2007 UTC

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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.148 by root, Mon Jan 8 12:39:16 2007 UTC vs.
Revision 1.168 by root, Sun Jan 14 00:37:14 2007 UTC