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

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.142 by root, Fri Jan 5 21:51:42 2007 UTC vs.
Revision 1.166 by root, Sat Jan 13 23:06:13 2007 UTC

…		…
15	use Coro::Timer;	15	use Coro::Timer;
16	use Coro::Signal;	16	use Coro::Signal;
17	use Coro::Semaphore;	17	use Coro::Semaphore;
18	use Coro::AIO;	18	use Coro::AIO;
19		19
		20	use Data::Dumper;
20	use Digest::MD5;	21	use Digest::MD5;
21	use Fcntl;	22	use Fcntl;
22	use IO::AIO 2.31 ();	23	use IO::AIO 2.32 ();
23	use YAML::Syck ();	24	use YAML::Syck ();
24	use Time::HiRes;	25	use Time::HiRes;
25		26
26	use Event; $Event::Eval = 1; # no idea why this is required, but it is	27	use Event; $Event::Eval = 1; # no idea why this is required, but it is
27		28
		29	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		30
28	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	31	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
29	$YAML::Syck::ImplicitUnicode = 1;	32	$YAML::Syck::ImplicitUnicode = 1;
30		33
31	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	34	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
32		35
33	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
34
35	our %COMMAND = ();	36	our %COMMAND = ();
36	our %COMMAND_TIME = ();	37	our %COMMAND_TIME = ();
		38
		39	our @EXTS = (); # list of extension package names
37	our %EXTCMD = ();	40	our %EXTCMD = ();
		41	our %EXT_CORO = (); # coroutines bound to extensions
		42	our %EXT_MAP = (); # pluggable maps
38		43
39	our @EVENT;	44	our @EVENT;
40	our $LIBDIR = datadir . "/ext";	45	our $LIBDIR = datadir . "/ext";
41		46
42	our $TICK = MAX_TIME * 1e-6;	47	our $TICK = MAX_TIME * 1e-6;
…		…
47	our %CFG;	52	our %CFG;
48		53
49	our $UPTIME; $UPTIME \|\|= time;	54	our $UPTIME; $UPTIME \|\|= time;
50	our $RUNTIME;	55	our $RUNTIME;
51		56
		57	our %PLAYER; # all users
52	our %MAP; # all maps	58	our %MAP; # all maps
53	our $LINK_MAP; # the special {link} map	59	our $LINK_MAP; # the special {link} map, which is always available
54	our $RANDOM_MAPS = cf::localdir . "/random";	60	our $RANDOM_MAPS = cf::localdir . "/random";
55	our %EXT_CORO;	61
		62	our $WAIT_FOR_TICK; $WAIT_FOR_TICK \|\|= new Coro::Signal;
		63	our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE \|\|= new Coro::Signal;
		64
		65	# used to convert map paths into valid unix filenames by replacing / by ∕
		66	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
56		67
57	binmode STDOUT;	68	binmode STDOUT;
58	binmode STDERR;	69	binmode STDERR;
59		70
60	# read virtual server time, if available	71	# read virtual server time, if available
…		…
68	mkdir cf::localdir . "/" . cf::playerdir;	79	mkdir cf::localdir . "/" . cf::playerdir;
69	mkdir cf::localdir . "/" . cf::tmpdir;	80	mkdir cf::localdir . "/" . cf::tmpdir;
70	mkdir cf::localdir . "/" . cf::uniquedir;	81	mkdir cf::localdir . "/" . cf::uniquedir;
71	mkdir $RANDOM_MAPS;	82	mkdir $RANDOM_MAPS;
72		83
73	# a special map that is always available
74	our $LINK_MAP;
75	our $EMERGENCY_POSITION;	84	our $EMERGENCY_POSITION;
76		85
77	#############################################################################	86	#############################################################################
78		87
79	=head2 GLOBAL VARIABLES	88	=head2 GLOBAL VARIABLES
…		…
104		113
105	=item %cf::CFG	114	=item %cf::CFG
106		115
107	Configuration for the server, loaded from C</etc/crossfire/config>, or	116	Configuration for the server, loaded from C</etc/crossfire/config>, or
108	from wherever your confdir points to.	117	from wherever your confdir points to.
		118
		119	=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE
		120
		121	These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK)
		122	or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick
		123	processing has been done. Call C<< ->wait >> on them to maximise the
		124	window of cpu time available, or simply to synchronise to the server tick.
109		125
110	=back	126	=back
111		127
112	=cut	128	=cut
113		129
…		…
117	utf8::encode $msg;	133	utf8::encode $msg;
118		134
119	$msg .= "\n"	135	$msg .= "\n"
120	unless $msg =~ /\n$/;	136	unless $msg =~ /\n$/;
121		137
122	LOG llevError, "cfperl: $msg";	138	LOG llevError, $msg;
123	};	139	};
124	}	140	}
125		141
126	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	142	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
127	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	143	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
…		…
145		161
146	$Event::DIED = sub {	162	$Event::DIED = sub {
147	warn "error in event callback: @_";	163	warn "error in event callback: @_";
148	};	164	};
149		165
150	my %ext_pkg;
151	my @exts;
152	my @hook;
153
154	=head2 UTILITY FUNCTIONS	166	=head2 UTILITY FUNCTIONS
155		167
156	=over 4	168	=over 4
157		169
		170	=item dumpval $ref
		171
158	=cut	172	=cut
		173
		174	sub dumpval {
		175	eval {
		176	local $SIG{__DIE__};
		177	my $d;
		178	if (1) {
		179	$d = new Data::Dumper([$_[0]], ["*var"]);
		180	$d->Terse(1);
		181	$d->Indent(2);
		182	$d->Quotekeys(0);
		183	$d->Useqq(1);
		184	#$d->Bless(...);
		185	$d->Seen($_[1]) if @_ > 1;
		186	$d = $d->Dump();
		187	}
		188	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
		189	$d
		190	} \|\| "[unable to dump $_[0]: '$@']";
		191	}
159		192
160	use JSON::Syck (); # TODO# replace by JSON::PC once working	193	use JSON::Syck (); # TODO# replace by JSON::PC once working
161		194
162	=item $ref = cf::from_json $json	195	=item $ref = cf::from_json $json
163		196
…		…
286	}	319	}
287	}	320	}
288		321
289	=item $coro = cf::async_ext { BLOCK }	322	=item $coro = cf::async_ext { BLOCK }
290		323
291	Like async, but this coro is automcatially being canceled when the	324	Like async, but this coro is automatically being canceled when the
292	extension calling this is being unloaded.	325	extension calling this is being unloaded.
293		326
294	=cut	327	=cut
295		328
296	sub async_ext(&) {	329	sub async_ext(&) {
…		…
305		338
306	$coro	339	$coro
307	}	340	}
308		341
309	sub write_runtime {	342	sub write_runtime {
		343	return unless $TICK_WATCHER->is_active;
		344
310	my $runtime = cf::localdir . "/runtime";	345	my $runtime = cf::localdir . "/runtime";
311		346
312	my $fh = aio_open "$runtime~", O_WRONLY \| O_CREAT, 0644	347	my $fh = aio_open "$runtime~", O_WRONLY \| O_CREAT, 0644
313	or return;	348	or return;
314		349
…		…
329	}	364	}
330		365
331	=back	366	=back
332		367
333	=cut	368	=cut
334
335	#############################################################################
336
337	package cf::path;
338
339	sub new {
340	my ($class, $path, $base) = @_;
341
342	$path = $path->as_string if ref $path;
343
344	my $self = bless { }, $class;
345
346	# {... are special paths that are not touched
347	# ?xxx/... are special absolute paths
348	# ?random/... random maps
349	# /! non-realised random map exit
350	# /... normal maps
351	# ~/... per-player maps without a specific player (DO NOT USE)
352	# ~user/... per-player map of a specific user
353
354	if ($path =~ /^{/) {
355	# fine as it is
356	} elsif ($path =~ s{^\?random/}{}) {
357	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
358	$self->{random} = cf::from_json $data;
359	} else {
360	if ($path =~ s{^~([^/]+)?}{}) {
361	$self->{user_rel} = 1;
362
363	if (defined $1) {
364	$self->{user} = $1;
365	} elsif ($base =~ m{^~([^/]+)/}) {
366	$self->{user} = $1;
367	} else {
368	warn "cannot resolve user-relative path without user <$path,$base>\n";
369	}
370	} elsif ($path =~ /^\//) {
371	# already absolute
372	} else {
373	$base =~ s{[^/]+/?$}{};
374	return $class->new ("$base/$path");
375	}
376
377	for ($path) {
378	redo if s{/\.?/}{/};
379	redo if s{/[^/]+/\.\./}{/};
380	}
381	}
382
383	$self->{path} = $path;
384
385	$self
386	}
387
388	# the name / primary key / in-game path
389	sub as_string {
390	my ($self) = @_;
391
392	$self->{user_rel} ? "~$self->{user}$self->{path}"
393	: $self->{random} ? "?random/$self->{path}"
394	: $self->{path}
395	}
396
397	# the displayed name, this is a one way mapping
398	sub visible_name {
399	my ($self) = @_;
400
401	# if (my $rmp = $self->{random}) {
402	# # todo: be more intelligent about this
403	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
404	# } else {
405	$self->as_string
406	# }
407	}
408
409	# escape the /'s in the path
410	sub _escaped_path {
411	# ∕ is U+2215
412	(my $path = $_[0]{path}) =~ s/\//∕/g;
413	$path
414	}
415
416	# the original (read-only) location
417	sub load_path {
418	my ($self) = @_;
419
420	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
421	}
422
423	# the temporary/swap location
424	sub save_path {
425	my ($self) = @_;
426
427	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
428	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
429	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
430	}
431
432	# the unique path, might be eq to save_path
433	sub uniq_path {
434	my ($self) = @_;
435
436	$self->{user_rel} \|\| $self->{random}
437	? undef
438	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
439	}
440
441	# return random map parameters, or undef
442	sub random_map_params {
443	my ($self) = @_;
444
445	$self->{random}
446	}
447
448	# this is somewhat ugly, but style maps do need special treatment
449	sub is_style_map {
450	$_[0]{path} =~ m{^/styles/}
451	}
452
453	package cf;
454		369
455	#############################################################################	370	#############################################################################
456		371
457	=head2 ATTACHABLE OBJECTS	372	=head2 ATTACHABLE OBJECTS
458		373
…		…
905	=cut	820	=cut
906		821
907	sub register_extcmd {	822	sub register_extcmd {
908	my ($name, $cb) = @_;	823	my ($name, $cb) = @_;
909		824
910	my $caller = caller;
911	#warn "registering extcmd '$name' to '$caller'";
912
913	$EXTCMD{$name} = [$cb, $caller];	825	$EXTCMD{$name} = $cb;
914	}	826	}
915		827
916	cf::player->attach (	828	cf::player->attach (
917	on_command => sub {	829	on_command => sub {
918	my ($pl, $name, $params) = @_;	830	my ($pl, $name, $params) = @_;
…		…
931		843
932	my $msg = eval { from_json $buf };	844	my $msg = eval { from_json $buf };
933		845
934	if (ref $msg) {	846	if (ref $msg) {
935	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	847	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
936	if (my %reply = $cb->[0]->($pl, $msg)) {	848	if (my %reply = $cb->($pl, $msg)) {
937	$pl->ext_reply ($msg->{msgid}, %reply);	849	$pl->ext_reply ($msg->{msgid}, %reply);
938	}	850	}
939	}	851	}
940	} else {	852	} else {
941	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	853	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
943		855
944	cf::override;	856	cf::override;
945	},	857	},
946	);	858	);
947		859
948	sub register {
949	my ($base, $pkg) = @_;
950
951	#TODO
952	}
953
954	sub load_extension {	860	sub load_extension {
955	my ($path) = @_;	861	my ($path) = @_;
956		862
957	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	863	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
958	my $base = $1;	864	my $base = $1;
959	my $pkg = $1;	865	my $pkg = $1;
960	$pkg =~ s/[^[:word:]]/_/g;	866	$pkg =~ s/[^[:word:]]/_/g;
961	$pkg = "ext::$pkg";	867	$pkg = "ext::$pkg";
962		868
963	warn "loading '$path' into '$pkg'\n";	869	warn "... loading '$path' into '$pkg'\n";
964		870
965	open my $fh, "<:utf8", $path	871	open my $fh, "<:utf8", $path
966	or die "$path: $!";	872	or die "$path: $!";
967		873
968	my $source =	874	my $source =
969	"package $pkg; use strict; use utf8;\n"	875	"package $pkg; use strict; use utf8;\n"
970	. "#line 1 \"$path\"\n{\n"	876	. "#line 1 \"$path\"\n{\n"
971	. (do { local $/; <$fh> })	877	. (do { local $/; <$fh> })
972	. "\n};\n1";	878	. "\n};\n1";
973		879
974	eval $source	880	unless (eval $source) {
975	or die $@ ? "$path: $@\n"	881	my $msg = $@ ? "$path: $@\n"
976	: "extension disabled.\n";	882	: "extension disabled.\n";
977		883	if ($source =~ /^#!.perl.#.*MANDATORY/m) { # ugly match
978	push @exts, $pkg;	884	warn $@;
979	$ext_pkg{$base} = $pkg;	885	warn "mandatory extension failed to load, exiting.\n";
980		886	exit 1;
981	# no strict 'refs';	887	}
982	# @{"$pkg\::ISA"} = ext::;	888	die $@;
983
984	register $base, $pkg;
985	}
986
987	sub unload_extension {
988	my ($pkg) = @_;
989
990	warn "removing extension $pkg\n";
991
992	# remove hooks
993	#TODO
994	# for my $idx (0 .. $#PLUGIN_EVENT) {
995	# delete $hook[$idx]{$pkg};
996	# }	889	}
997		890
998	# remove commands	891	push @EXTS, $pkg;
999	for my $name (keys %COMMAND) {
1000	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
1001
1002	if (@cb) {
1003	$COMMAND{$name} = \@cb;
1004	} else {
1005	delete $COMMAND{$name};
1006	}
1007	}
1008
1009	# remove extcmds
1010	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1011	delete $EXTCMD{$name};
1012	}
1013
1014	if (my $cb = $pkg->can ("unload")) {
1015	eval {
1016	$cb->($pkg);
1017	1
1018	} or warn "$pkg unloaded, but with errors: $@";
1019	}
1020
1021	Symbol::delete_package $pkg;
1022	}	892	}
1023		893
1024	sub load_extensions {	894	sub load_extensions {
1025	for my $ext (<$LIBDIR/*.ext>) {	895	for my $ext (<$LIBDIR/*.ext>) {
1026	next unless -r $ext;	896	next unless -r $ext;
…		…
1044	};	914	};
1045		915
1046	cf::map->attach (prio => -10000, package => cf::mapsupport::);	916	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1047		917
1048	#############################################################################	918	#############################################################################
1049	# load/save perl data associated with player->ob objects
1050
1051	sub all_objects(@) {
1052	@_, map all_objects ($_->inv), @_
1053	}
1054
1055	# TODO: compatibility cruft, remove when no longer needed
1056	cf::player->attach (
1057	on_load => sub {
1058	my ($pl, $path) = @_;
1059
1060	for my $o (all_objects $pl->ob) {
1061	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1062	$o->set_ob_key_value ("_perl_data");
1063
1064	%$o = %{ Storable::thaw pack "H*", $value };
1065	}
1066	}
1067	},
1068	);
1069
1070	#############################################################################
1071		919
1072	=head2 CORE EXTENSIONS	920	=head2 CORE EXTENSIONS
1073		921
1074	Functions and methods that extend core crossfire objects.	922	Functions and methods that extend core crossfire objects.
1075		923
		924	=cut
		925
		926	package cf::player;
		927
		928	use Coro::AIO;
		929
1076	=head3 cf::player	930	=head3 cf::player
1077		931
1078	=over 4	932	=over 4
1079		933
1080	=item cf::player::exists $login	934	=item cf::player::find $login
1081		935
1082	Returns true when the given account exists.	936	Returns the given player object, loading it if necessary (might block).
1083		937
1084	=cut	938	=cut
1085		939
1086	sub cf::player::exists($) {	940	sub playerdir($) {
1087	cf::player::find $_[0]	941	cf::localdir
1088	or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[0]) x 2;	942	. "/"
		943	. cf::playerdir
		944	. "/"
		945	. (ref $_[0] ? $_[0]->ob->name : $_[0])
		946	}
		947
		948	sub path($) {
		949	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
		950
		951	(playerdir $login) . "/$login.pl"
		952	}
		953
		954	sub find_active($) {
		955	$cf::PLAYER{$_[0]}
		956	and $cf::PLAYER{$_[0]}->active
		957	and $cf::PLAYER{$_[0]}
		958	}
		959
		960	sub exists($) {
		961	my ($login) = @_;
		962
		963	$cf::PLAYER{$login}
		964	or cf::sync_job { !aio_stat $login }
		965	}
		966
		967	sub find($) {
		968	return $cf::PLAYER{$_[0]} \|\| do {
		969	my $login = $_[0];
		970
		971	my $guard = cf::lock_acquire "user_find:$login";
		972
		973	$cf::PLAYER{$_[0]} \|\| do {
		974	my $pl = load_pl path $login
		975	or return;
		976	$cf::PLAYER{$login} = $pl
		977	}
		978	}
		979	}
		980
		981	sub save($) {
		982	my ($pl) = @_;
		983
		984	return if $pl->{deny_save};
		985
		986	my $path = path $pl;
		987	my $guard = cf::lock_acquire "user_save:$path";
		988
		989	return if $pl->{deny_save};
		990
		991	aio_mkdir playerdir $pl, 0770;
		992	$pl->{last_save} = $cf::RUNTIME;
		993
		994	$pl->save_pl ($path);
		995	Coro::cede;
		996	}
		997
		998	sub new($) {
		999	my ($login) = @_;
		1000
		1001	my $self = create;
		1002
		1003	$self->ob->name ($login);
		1004	$self->{deny_save} = 1;
		1005
		1006	$cf::PLAYER{$login} = $self;
		1007
		1008	$self
		1009	}
		1010
		1011	=item $pl->quit_character
		1012
		1013	Nukes the player without looking back. If logged in, the connection will
		1014	be destroyed. May block for a long time.
		1015
		1016	=cut
		1017
		1018	sub quit_character {
		1019	my ($pl) = @_;
		1020
		1021	$pl->{deny_save} = 1;
		1022	$pl->password ("*"); # this should lock out the player until we nuked the dir
		1023
		1024	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
		1025	$pl->deactivate;
		1026	$pl->invoke (cf::EVENT_PLAYER_QUIT);
		1027	$pl->ns->destroy if $pl->ns;
		1028
		1029	my $path = playerdir $pl;
		1030	my $temp = "$path~$cf::RUNTIME~deleting~";
		1031	aio_rename $path, $temp;
		1032	delete $cf::PLAYER{$pl->ob->name};
		1033	$pl->destroy;
		1034	IO::AIO::aio_rmtree $temp;
		1035	}
		1036
		1037	=item cf::player::list_logins
		1038
		1039	Returns am arrayref of all valid playernames in the system, can take a
		1040	while and may block, so not sync_job-capable, ever.
		1041
		1042	=cut
		1043
		1044	sub list_logins {
		1045	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
		1046	or return [];
		1047
		1048	my @logins;
		1049
		1050	for my $login (@$dirs) {
		1051	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
		1052	aio_read $fh, 0, 512, my $buf, 0 or next;
		1053	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1054
		1055	utf8::decode $login;
		1056	push @logins, $login;
		1057	}
		1058
		1059	\@logins
		1060	}
		1061
		1062	=item $player->maps
		1063
		1064	Returns an arrayref of map paths that are private for this
		1065	player. May block.
		1066
		1067	=cut
		1068
		1069	sub maps($) {
		1070	my ($pl) = @_;
		1071
		1072	my $files = aio_readdir playerdir $pl
		1073	or return;
		1074
		1075	my @paths;
		1076
		1077	for (@$files) {
		1078	utf8::decode $_;
		1079	next if /\.(?:pl\|pst)$/;
		1080	next unless /^$PATH_SEP/o;
		1081
		1082	push @paths, "~" . $pl->ob->name . "/" . $_;
		1083	}
		1084
		1085	\@paths
1089	}	1086	}
1090		1087
1091	=item $player->ext_reply ($msgid, $msgtype, %msg)	1088	=item $player->ext_reply ($msgid, $msgtype, %msg)
1092		1089
1093	Sends an ext reply to the player.	1090	Sends an ext reply to the player.
1094		1091
1095	=cut	1092	=cut
1096		1093
1097	sub cf::player::ext_reply($$$%) {	1094	sub ext_reply($$$%) {
1098	my ($self, $id, %msg) = @_;	1095	my ($self, $id, %msg) = @_;
1099		1096
1100	$msg{msgid} = $id;	1097	$msg{msgid} = $id;
1101		1098
1102	$self->send ("ext " . to_json \%msg);	1099	$self->send ("ext " . cf::to_json \%msg);
1103	}	1100	}
		1101
		1102	package cf;
1104		1103
1105	=back	1104	=back
1106		1105
1107		1106
1108	=head3 cf::map	1107	=head3 cf::map
…		…
1114	package cf::map;	1113	package cf::map;
1115		1114
1116	use Fcntl;	1115	use Fcntl;
1117	use Coro::AIO;	1116	use Coro::AIO;
1118		1117
		1118	use overload
		1119	'""' => \&as_string;
		1120
1119	our $MAX_RESET = 3600;	1121	our $MAX_RESET = 3600;
1120	our $DEFAULT_RESET = 3000;	1122	our $DEFAULT_RESET = 3000;
1121		1123
1122	sub generate_random_map {	1124	sub generate_random_map {
1123	my ($path, $rmp) = @_;	1125	my ($self, $rmp) = @_;
1124		1126
1125	# mit "rum" bekleckern, nicht	1127	# mit "rum" bekleckern, nicht
1126	cf::map::_create_random_map	1128	$self->_create_random_map (
1127	$path,
1128	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1129	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1129	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1130	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1130	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1131	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1131	$rmp->{exit_on_final_map},	1132	$rmp->{exit_on_final_map},
1132	$rmp->{xsize}, $rmp->{ysize},	1133	$rmp->{xsize}, $rmp->{ysize},
1133	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1134	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1134	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1135	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1135	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1136	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1136	$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},
1137	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1138	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1138	(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	$EXT_MAP{"cf::map"} = qr{^(?=/)};
		1155
		1156	sub normalise {
		1157	my ($path, $base) = @_;
		1158
		1159	# map plan:
		1160	#
		1161	# /! non-realised random map exit (special hack!)
		1162	# {... are special paths that are not being touched
		1163	# ?xxx/... are special absolute paths
		1164	# ?random/... random maps
		1165	# /... normal maps
		1166	# ~user/... per-player map of a specific user
		1167
		1168	$path =~ s/$PATH_SEP/\//go;
		1169
		1170	# treat it as relative path if it starts with
		1171	# something that looks reasonable
		1172	if ($path =~ m{^(?:\./\|\.\./\|\w)}) {
		1173	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1174
		1175	$base =~ s{[^/]+/?$}{};
		1176	$path = "$base/$path";
		1177	}
		1178
		1179	for ($path) {
		1180	redo if s{//}{/};
		1181	redo if s{/\.?/}{/};
		1182	redo if s{/[^/]+/\.\./}{/};
		1183	}
		1184
		1185	$path
		1186	}
		1187
		1188	sub new_from_path {
		1189	my (undef, $path, $base) = @_;
		1190
		1191	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1192
		1193	$path = normalise $path, $base;
		1194
		1195	for my $pkg (keys %EXT_MAP) {
		1196	if ($path =~ $EXT_MAP{$pkg}) {
		1197	my $self = bless cf::map::new, $pkg;
		1198	$self->{path} = $path; $self->path ($path);
		1199	$self->init; # pass $1 etc.
		1200	return $self;
		1201	}
		1202	}
		1203
		1204	Carp::carp "unable to resolve path '$path'.";
		1205	()
		1206	}
		1207
		1208	sub init {
		1209	my ($self) = @_;
		1210
		1211	$self
		1212	}
		1213
		1214	sub as_string {
		1215	my ($self) = @_;
		1216
		1217	"$self->{path}"
		1218	}
		1219
		1220	# the displayed name, this is a one way mapping
		1221	sub visible_name {
		1222	&as_string
		1223	}
		1224
		1225	# escape the /'s in the path
		1226	sub _escaped_path {
		1227	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1228
		1229	$path
		1230	}
		1231
		1232	# the original (read-only) location
		1233	sub load_path {
		1234	my ($self) = @_;
		1235
		1236	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
		1237	}
		1238
		1239	# the temporary/swap location
		1240	sub save_path {
		1241	my ($self) = @_;
		1242
		1243	sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $self->_escaped_path
		1244	}
		1245
		1246	# the unique path, undef == no special unique path
		1247	sub uniq_path {
		1248	my ($self) = @_;
		1249
		1250	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
1139	}	1251	}
1140		1252
1141	# and all this just because we cannot iterate over	1253	# and all this just because we cannot iterate over
1142	# all maps in C++...	1254	# all maps in C++...
1143	sub change_all_map_light {	1255	sub change_all_map_light {
…		…
1145		1257
1146	$_->change_map_light ($change)	1258	$_->change_map_light ($change)
1147	for grep $_->outdoor, values %cf::MAP;	1259	for grep $_->outdoor, values %cf::MAP;
1148	}	1260	}
1149		1261
		1262	sub unlink_save {
		1263	my ($self) = @_;
		1264
		1265	utf8::encode (my $save = $self->save_path);
		1266	IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink $save;
		1267	IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink "$save.pst";
		1268	}
		1269
1150	sub try_load_header($) {	1270	sub load_header_from($) {
1151	my ($path) = @_;	1271	my ($self, $path) = @_;
1152		1272
1153	utf8::encode $path;	1273	utf8::encode $path;
1154	aio_open $path, O_RDONLY, 0	1274	aio_open $path, O_RDONLY, 0
1155	or return;	1275	or return;
1156		1276
1157	my $map = cf::map::new	1277	$self->_load_header ($path)
1158	or return;	1278	or return;
1159		1279
1160	# for better error messages only, will be overwritten	1280	$self->{load_path} = $path;
1161	$map->path ($path);
1162		1281
1163	$map->load_header ($path)	1282	1
		1283	}
		1284
		1285	sub load_orig {
		1286	my ($self) = @_;
		1287
		1288	$self->load_header_from ($self->load_path)
		1289	}
		1290
		1291	sub load_temp {
		1292	my ($self) = @_;
		1293
		1294	$self->load_header_from ($self->save_path)
		1295	}
		1296
		1297	sub load_header {
		1298	my ($self) = @_;
		1299
		1300	if ($self->load_temp) {
		1301	$self->last_access ((delete $self->{last_access})
		1302	\|\| $cf::RUNTIME); #d#
		1303	# safety
		1304	$self->{instantiate_time} = $cf::RUNTIME
		1305	if $self->{instantiate_time} > $cf::RUNTIME;
		1306	} else {
		1307	$self->load_orig
1164	or return;	1308	or return;
1165		1309
1166	$map->{load_path} = $path;	1310	$self->{load_original} = 1;
		1311	$self->{instantiate_time} = $cf::RUNTIME;
		1312	$self->last_access ($cf::RUNTIME);
		1313	$self->instantiate;
		1314	}
1167		1315
1168	$map	1316	1
1169	}	1317	}
1170		1318
1171	sub find;	1319	sub find;
1172	sub find {	1320	sub find {
1173	my ($path, $origin) = @_;	1321	my ($path, $origin) = @_;
1174		1322
1175	#warn "find<$path,$origin>\n";#d#
1176
1177	$path = new cf::path $path, $origin && $origin->path;	1323	$path = normalise $path, $origin && $origin->path;
1178	my $key = $path->as_string;
1179		1324
1180	cf::lock_wait "map_find:$key";	1325	cf::lock_wait "map_find:$path";
1181		1326
1182	$cf::MAP{$key} \|\| do {	1327	$cf::MAP{$path} \|\| do {
1183	my $guard = cf::lock_acquire "map_find:$key";	1328	my $guard = cf::lock_acquire "map_find:$path";
1184		1329	my $map = new_from_path cf::map $path
1185	# do it the slow way
1186	my $map = try_load_header $path->save_path;
1187
1188	Coro::cede;
1189
1190	if ($map) {
1191	$map->last_access ((delete $map->{last_access})
1192	\|\| $cf::RUNTIME); #d#
1193	# safety
1194	$map->{instantiate_time} = $cf::RUNTIME
1195	if $map->{instantiate_time} > $cf::RUNTIME;
1196	} else {
1197	if (my $rmp = $path->random_map_params) {
1198	$map = generate_random_map $key, $rmp;
1199	} else {
1200	$map = try_load_header $path->load_path;
1201	}
1202
1203	$map or return;	1330	or return;
1204		1331
1205	$map->{load_original} = 1;
1206	$map->{instantiate_time} = $cf::RUNTIME;
1207	$map->last_access ($cf::RUNTIME);
1208	$map->instantiate;
1209
1210	# per-player maps become, after loading, normal maps
1211	$map->per_player (0) if $path->{user_rel};
1212	}
1213
1214	$map->path ($key);
1215	$map->{path} = $path;
1216	$map->{last_save} = $cf::RUNTIME;	1332	$map->{last_save} = $cf::RUNTIME;
1217		1333
1218	Coro::cede;	1334	$map->load_header
		1335	or return;
1219		1336
1220	if ($map->should_reset) {	1337	if ($map->should_reset) {
1221	$map->reset;	1338	$map->reset;
1222	undef $guard;	1339	undef $guard;
1223	$map = find $path	1340	$map = find $path
1224	or return;	1341	or return;
1225	}	1342	}
1226		1343
1227	$cf::MAP{$key} = $map	1344	$cf::MAP{$path} = $map
1228	}	1345	}
1229	}	1346	}
1230		1347
1231	sub load {	1348	sub load {
1232	my ($self) = @_;	1349	my ($self) = @_;
1233		1350
1234	my $path = $self->{path};	1351	my $path = $self->{path};
1235	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1352	my $guard = cf::lock_acquire "map_load:$path";
1236		1353
1237	return if $self->in_memory != cf::MAP_SWAPPED;	1354	return if $self->in_memory != cf::MAP_SWAPPED;
1238		1355
1239	$self->in_memory (cf::MAP_LOADING);	1356	$self->in_memory (cf::MAP_LOADING);
1240		1357
1241	$self->alloc;	1358	$self->alloc;
1242	$self->load_objects ($self->{load_path}, 1)	1359	$self->_load_objects ($self->{load_path}, 1)
1243	or return;	1360	or return;
1244		1361
1245	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1362	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1246	if delete $self->{load_original};	1363	if delete $self->{load_original};
1247		1364
1248	if (my $uniq = $path->uniq_path) {	1365	if (my $uniq = $self->uniq_path) {
1249	utf8::encode $uniq;	1366	utf8::encode $uniq;
1250	if (aio_open $uniq, O_RDONLY, 0) {	1367	if (aio_open $uniq, O_RDONLY, 0) {
1251	$self->clear_unique_items;	1368	$self->clear_unique_items;
1252	$self->load_objects ($uniq, 0);	1369	$self->_load_objects ($uniq, 0);
1253	}	1370	}
1254	}	1371	}
1255		1372
1256	Coro::cede;	1373	Coro::cede;
1257		1374
1258	# now do the right thing for maps	1375	# now do the right thing for maps
1259	$self->link_multipart_objects;	1376	$self->link_multipart_objects;
1260		1377
1261	if ($self->{path}->is_style_map) {	1378	unless ($self->{deny_activate}) {
1262	$self->{deny_save} = 1;	1379	$self->decay_objects;
1263	$self->{deny_reset} = 1;
1264	} else {
1265	$self->fix_auto_apply;	1380	$self->fix_auto_apply;
1266	$self->decay_objects;
1267	$self->update_buttons;	1381	$self->update_buttons;
		1382	Coro::cede;
1268	$self->set_darkness_map;	1383	$self->set_darkness_map;
1269	$self->difficulty ($self->estimate_difficulty)	1384	$self->difficulty ($self->estimate_difficulty)
1270	unless $self->difficulty;	1385	unless $self->difficulty;
		1386	Coro::cede;
1271	$self->activate;	1387	$self->activate;
1272	}	1388	}
1273		1389
1274	Coro::cede;
1275
1276	$self->in_memory (cf::MAP_IN_MEMORY);	1390	$self->in_memory (cf::MAP_IN_MEMORY);
		1391	}
		1392
		1393	sub customise_for {
		1394	my ($self, $ob) = @_;
		1395
		1396	return find "~" . $ob->name . "/" . $self->{path}
		1397	if $self->per_player;
		1398
		1399	$self
		1400	}
		1401
		1402	# find and load all maps in the 3x3 area around a map
		1403	sub load_diag {
		1404	my ($map) = @_;
		1405
		1406	my @diag; # diagonal neighbours
		1407
		1408	for (0 .. 3) {
		1409	my $neigh = $map->tile_path ($_)
		1410	or next;
		1411	$neigh = find $neigh, $map
		1412	or next;
		1413	$neigh->load;
		1414
		1415	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1416	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1417	}
		1418
		1419	for (@diag) {
		1420	my $neigh = find @$_
		1421	or next;
		1422	$neigh->load;
		1423	}
1277	}	1424	}
1278		1425
1279	sub find_sync {	1426	sub find_sync {
1280	my ($path, $origin) = @_;	1427	my ($path, $origin) = @_;
1281		1428
1282	cf::sync_job { cf::map::find $path, $origin }	1429	cf::sync_job { find $path, $origin }
1283	}	1430	}
1284		1431
1285	sub do_load_sync {	1432	sub do_load_sync {
1286	my ($map) = @_;	1433	my ($map) = @_;
1287		1434
1288	cf::sync_job { $map->load };	1435	cf::sync_job { $map->load };
1289	}	1436	}
1290		1437
		1438	our %MAP_PREFETCH;
		1439	our $MAP_PREFETCHER = Coro::async {
		1440	while () {
		1441	for my $path (keys %MAP_PREFETCH) {
		1442	my $map = find $path
		1443	or next;
		1444	$map->load;
		1445
		1446	delete $MAP_PREFETCH{$path};
		1447	}
		1448	Coro::schedule;
		1449	}
		1450	};
		1451
		1452	sub find_async {
		1453	my ($path, $origin) = @_;
		1454
		1455	$path = normalise $path, $origin && $origin->{path};
		1456
		1457	if (my $map = $cf::MAP{$path}) {
		1458	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1459	}
		1460
		1461	$MAP_PREFETCH{$path} = 0;
		1462	$MAP_PREFETCHER->ready;
		1463
		1464	()
		1465	}
		1466
1291	sub save {	1467	sub save {
1292	my ($self) = @_;	1468	my ($self) = @_;
1293		1469
1294	my $lock = cf::lock_acquire "map_data:" . $self->path;	1470	my $lock = cf::lock_acquire "map_data:" . $self->path;
1295		1471
1296	$self->{last_save} = $cf::RUNTIME;	1472	$self->{last_save} = $cf::RUNTIME;
1297		1473
1298	return unless $self->dirty;	1474	return unless $self->dirty;
1299		1475
1300	my $save = $self->{path}->save_path; utf8::encode $save;	1476	my $save = $self->save_path; utf8::encode $save;
1301	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1477	my $uniq = $self->uniq_path; utf8::encode $uniq;
1302		1478
1303	$self->{load_path} = $save;	1479	$self->{load_path} = $save;
1304		1480
1305	return if $self->{deny_save};	1481	return if $self->{deny_save};
1306		1482
1307	local $self->{last_access} = $self->last_access;#d#	1483	local $self->{last_access} = $self->last_access;#d#
1308		1484
		1485	cf::async {
		1486	$_->contr->save for $self->players;
		1487	};
		1488
1309	if ($uniq) {	1489	if ($uniq) {
1310	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);	1490	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);
1311	$self->save_objects ($uniq, cf::IO_UNIQUES);	1491	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1312	} else {	1492	} else {
1313	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);	1493	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);
1314	}	1494	}
1315	}	1495	}
1316		1496
1317	sub swap_out {	1497	sub swap_out {
1318	my ($self) = @_;	1498	my ($self) = @_;
…		…
1332		1512
1333	sub reset_at {	1513	sub reset_at {
1334	my ($self) = @_;	1514	my ($self) = @_;
1335		1515
1336	# TODO: safety, remove and allow resettable per-player maps	1516	# TODO: safety, remove and allow resettable per-player maps
1337	return 1e99 if $self->{path}{user_rel};	1517	return 1e99 if $self->isa ("ext::map_per_player");
1338	return 1e99 if $self->{deny_reset};	1518	return 1e99 if $self->{deny_reset};
1339		1519
1340	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1520	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1341	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;	1521	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;
1342		1522
…		…
1347	my ($self) = @_;	1527	my ($self) = @_;
1348		1528
1349	$self->reset_at <= $cf::RUNTIME	1529	$self->reset_at <= $cf::RUNTIME
1350	}	1530	}
1351		1531
1352	sub unlink_save {
1353	my ($self) = @_;
1354
1355	utf8::encode (my $save = $self->{path}->save_path);
1356	aioreq_pri 3; IO::AIO::aio_unlink $save;
1357	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1358	}
1359
1360	sub rename {	1532	sub rename {
1361	my ($self, $new_path) = @_;	1533	my ($self, $new_path) = @_;
1362		1534
		1535	normalise $new_path;
		1536
1363	$self->unlink_save;	1537	$self->unlink_save;
1364		1538
1365	delete $cf::MAP{$self->path};	1539	delete $cf::MAP{$self->path};
1366	$self->{path} = new cf::path $new_path;	1540	$self->{path} = $new_path; $self->path ($self->{path});
1367	$self->path ($self->{path}->as_string);
1368	$cf::MAP{$self->path} = $self;	1541	$cf::MAP{$self->path} = $self;
1369		1542
1370	$self->save;	1543	$self->save;
1371	}	1544	}
1372		1545
…		…
1374	my ($self) = @_;	1547	my ($self) = @_;
1375		1548
1376	my $lock = cf::lock_acquire "map_data:" . $self->path;	1549	my $lock = cf::lock_acquire "map_data:" . $self->path;
1377		1550
1378	return if $self->players;	1551	return if $self->players;
1379	return if $self->{path}{user_rel};#d#	1552	return if $self->isa ("ext::map_per_player");#d#
1380		1553
1381	warn "resetting map ", $self->path;#d#	1554	warn "resetting map ", $self->path;#d#
1382		1555
1383	delete $cf::MAP{$self->path};	1556	delete $cf::MAP{$self->path};
1384		1557
…		…
1397	$self->reset_timeout (1);	1570	$self->reset_timeout (1);
1398	$self->rename ("{nuke}/" . ($nuke_counter++));	1571	$self->rename ("{nuke}/" . ($nuke_counter++));
1399	$self->reset; # polite request, might not happen	1572	$self->reset; # polite request, might not happen
1400	}	1573	}
1401		1574
1402	sub customise_for {	1575	=item cf::map::unique_maps
1403	my ($map, $ob) = @_;
1404		1576
1405	if ($map->per_player) {	1577	Returns an arrayref of paths of all shared maps that have
1406	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1578	instantiated unique items. May block.
1407	}
1408		1579
1409	$map	1580	=cut
1410	}
1411		1581
1412	sub emergency_save {	1582	sub unique_maps() {
1413	my $freeze_guard = cf::freeze_mainloop;	1583	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1584	or return;
1414		1585
1415	warn "enter emergency map save\n";	1586	my @paths;
1416		1587
1417	cf::sync_job {	1588	for (@$files) {
1418	warn "begin emergency map save\n";	1589	utf8::decode $_;
1419	$_->save for values %cf::MAP;	1590	next if /\.pst$/;
		1591	next unless /^$PATH_SEP/o;
		1592
		1593	push @paths, $_;
1420	};	1594	}
1421		1595
1422	warn "end emergency map save\n";	1596	\@paths
1423	}	1597	}
1424		1598
1425	package cf;	1599	package cf;
1426		1600
1427	=back	1601	=back
1428		1602
		1603	=head3 cf::object
		1604
		1605	=cut
		1606
		1607	package cf::object;
		1608
		1609	=over 4
		1610
		1611	=item $ob->inv_recursive
		1612
		1613	Returns the inventory of the object _and_ their inventories, recursively.
		1614
		1615	=cut
		1616
		1617	sub inv_recursive_;
		1618	sub inv_recursive_ {
		1619	map { $_, inv_recursive_ $_->inv } @_
		1620	}
		1621
		1622	sub inv_recursive {
		1623	inv_recursive_ inv $_[0]
		1624	}
		1625
		1626	package cf;
		1627
		1628	=back
1429		1629
1430	=head3 cf::object::player	1630	=head3 cf::object::player
1431		1631
1432	=over 4	1632	=over 4
1433		1633
…		…
1473		1673
1474	=item $player_object->enter_link	1674	=item $player_object->enter_link
1475		1675
1476	Freezes the player and moves him/her to a special map (C<{link}>).	1676	Freezes the player and moves him/her to a special map (C<{link}>).
1477		1677
1478	The player should be reaosnably safe there for short amounts of time. You	1678	The player should be reasonably safe there for short amounts of time. You
1479	I<MUST> call C<leave_link> as soon as possible, though.	1679	I<MUST> call C<leave_link> as soon as possible, though.
1480		1680
		1681	Will never block.
		1682
1481	=item $player_object->leave_link ($map, $x, $y)	1683	=item $player_object->leave_link ($map, $x, $y)
1482		1684
1483	Moves the player out of the specila link map onto the given map. If the	1685	Moves the player out of the special C<{link}> map onto the specified
1484	map is not valid (or omitted), the player will be moved back to the	1686	map. If the map is not valid (or omitted), the player will be moved back
1485	location he/she was before the call to C<enter_link>, or, if that fails,	1687	to the location he/she was before the call to C<enter_link>, or, if that
1486	to the emergency map position.	1688	fails, to the emergency map position.
1487		1689
1488	Might block.	1690	Might block.
1489		1691
1490	=cut	1692	=cut
		1693
		1694	sub link_map {
		1695	unless ($LINK_MAP) {
		1696	$LINK_MAP = cf::map::find "{link}"
		1697	or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 };
		1698	$LINK_MAP->load;
		1699	}
		1700
		1701	$LINK_MAP
		1702	}
1491		1703
1492	sub cf::object::player::enter_link {	1704	sub cf::object::player::enter_link {
1493	my ($self) = @_;	1705	my ($self) = @_;
1494		1706
1495	$self->deactivate_recursive;	1707	$self->deactivate_recursive;
1496		1708
1497	return if $self->map == $LINK_MAP;	1709	return if UNIVERSAL::isa $self->map, "ext::map_link";
1498		1710
1499	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]	1711	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]
1500	if $self->map;	1712	if $self->map;
1501		1713
1502	$self->enter_map ($LINK_MAP, 20, 20);	1714	$self->enter_map ($LINK_MAP \|\| link_map, 20, 20);
1503	}	1715	}
1504		1716
1505	sub cf::object::player::leave_link {	1717	sub cf::object::player::leave_link {
1506	my ($self, $map, $x, $y) = @_;	1718	my ($self, $map, $x, $y) = @_;
1507		1719
…		…
1525	# use -1 or undef as default coordinates, not 0, 0	1737	# use -1 or undef as default coordinates, not 0, 0
1526	($x, $y) = ($map->enter_x, $map->enter_y)	1738	($x, $y) = ($map->enter_x, $map->enter_y)
1527	if $x <=0 && $y <= 0;	1739	if $x <=0 && $y <= 0;
1528		1740
1529	$map->load;	1741	$map->load;
		1742	$map->load_diag;
1530		1743
		1744	return unless $self->contr->active;
1531	$self->activate_recursive;	1745	$self->activate_recursive;
1532	$self->enter_map ($map, $x, $y);	1746	$self->enter_map ($map, $x, $y);
1533	}	1747	}
1534		1748
1535	cf::player->attach (	1749	cf::player->attach (
…		…
1547	my ($pl) = @_;	1761	my ($pl) = @_;
1548		1762
1549	# try to abort aborted map switching on player login :)	1763	# try to abort aborted map switching on player login :)
1550	# should happen only on crashes	1764	# should happen only on crashes
1551	if ($pl->ob->{_link_pos}) {	1765	if ($pl->ob->{_link_pos}) {
1552
1553	$pl->ob->enter_link;	1766	$pl->ob->enter_link;
1554	(async {	1767	(async {
1555	# we need this sleep as the login has a concurrent enter_exit running	1768	# we need this sleep as the login has a concurrent enter_exit running
1556	# and this sleep increases chances of the player not ending up in scorn	1769	# and this sleep increases chances of the player not ending up in scorn
1557	$pl->ob->reply (undef,	1770	$pl->ob->reply (undef,
…		…
1573	my ($self, $path, $x, $y) = @_;	1786	my ($self, $path, $x, $y) = @_;
1574		1787
1575	$self->enter_link;	1788	$self->enter_link;
1576		1789
1577	(async {	1790	(async {
1578	$path = new cf::path $path;
1579
1580	my $map = cf::map::find $path->as_string;	1791	my $map = cf::map::find $path;
1581	$map = $map->customise_for ($self) if $map;	1792	$map = $map->customise_for ($self) if $map;
1582		1793
1583	# warn "entering ", $map->path, " at ($x, $y)\n"	1794	# warn "entering ", $map->path, " at ($x, $y)\n"
1584	# if $map;	1795	# if $map;
1585		1796
1586	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE \| cf::NDI_RED);	1797	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE \| cf::NDI_RED);
1587		1798
1588	$self->leave_link ($map, $x, $y);	1799	$self->leave_link ($map, $x, $y);
1589	})->prio (1);	1800	})->prio (1);
1590	}	1801	}
1591		1802
…		…
1650	$self->deactivate_recursive; # just to be sure	1861	$self->deactivate_recursive; # just to be sure
1651	unless (eval {	1862	unless (eval {
1652	prepare_random_map $exit	1863	prepare_random_map $exit
1653	if $exit->slaying eq "/!";	1864	if $exit->slaying eq "/!";
1654		1865
1655	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;	1866	my $path = new_from_path cf::map $exit->slaying, $exit->map && $exit->map->path;
1656	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);	1867	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1657		1868
1658	1;	1869	1;
1659	}) {	1870	}) {
1660	$self->message ("Something went wrong deep within the crossfire server. "	1871	$self->message ("Something went wrong deep within the crossfire server. "
1661	. "I'll try to bring you back to the map you were before. "	1872	. "I'll try to bring you back to the map you were before. "
1662	. "Please report this to the dungeon master",	1873	. "Please report this to the dungeon master!",
1663	cf::NDI_UNIQUE \| cf::NDI_RED);	1874	cf::NDI_UNIQUE \| cf::NDI_RED);
1664		1875
1665	warn "ERROR in enter_exit: $@";	1876	warn "ERROR in enter_exit: $@";
1666	$self->leave_link;	1877	$self->leave_link;
1667	}	1878	}
…		…
1999	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	2210	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2000	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	2211	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2001		2212
2002	if (exists $CFG{mlockall}) {	2213	if (exists $CFG{mlockall}) {
2003	eval {	2214	eval {
2004	$CFG{mlockall} ? &mlockall : &munlockall	2215	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2005	and die "WARNING: m(un)lockall failed: $!\n";	2216	and die "WARNING: m(un)lockall failed: $!\n";
2006	};	2217	};
2007	warn $@ if $@;	2218	warn $@ if $@;
2008	}	2219	}
2009	}	2220	}
…		…
2020	load_extensions;	2231	load_extensions;
2021	Event::loop;	2232	Event::loop;
2022	}	2233	}
2023		2234
2024	#############################################################################	2235	#############################################################################
2025	# initialisation	2236	# initialisation and cleanup
		2237
		2238	# install some emergency cleanup handlers
		2239	BEGIN {
		2240	for my $signal (qw(INT HUP TERM)) {
		2241	Event->signal (
		2242	data => WF_AUTOCANCEL,
		2243	signal => $signal,
		2244	cb => sub {
		2245	cf::cleanup "SIG$signal";
		2246	},
		2247	);
		2248	}
		2249	}
		2250
		2251	sub emergency_save() {
		2252	my $freeze_guard = cf::freeze_mainloop;
		2253
		2254	warn "enter emergency perl save\n";
		2255
		2256	cf::sync_job {
		2257	# use a peculiar iteration method to avoid tripping on perl
		2258	# refcount bugs in for. also avoids problems with players
		2259	# and maps saved/Destroyed asynchronously.
		2260	warn "begin emergency player save\n";
		2261	for my $login (keys %cf::PLAYER) {
		2262	my $pl = $cf::PLAYER{$login} or next;
		2263	$pl->valid or next;
		2264	$pl->save;
		2265	}
		2266	warn "end emergency player save\n";
		2267
		2268	warn "begin emergency map save\n";
		2269	for my $path (keys %cf::MAP) {
		2270	my $map = $cf::MAP{$path} or next;
		2271	$map->valid or next;
		2272	$map->save;
		2273	}
		2274	warn "end emergency map save\n";
		2275	};
		2276
		2277	warn "leave emergency perl save\n";
		2278	}
2026		2279
2027	sub reload() {	2280	sub reload() {
2028	# can/must only be called in main	2281	# can/must only be called in main
2029	if ($Coro::current != $Coro::main) {	2282	if ($Coro::current != $Coro::main) {
2030	warn "can only reload from main coroutine\n";	2283	warn "can only reload from main coroutine\n";
2031	return;	2284	return;
2032	}	2285	}
2033		2286
2034	warn "reloading...";	2287	warn "reloading...";
2035		2288
		2289	warn "freezing server";
2036	my $guard = freeze_mainloop;	2290	my $guard = freeze_mainloop;
2037	cf::emergency_save;	2291	cf::emergency_save;
2038		2292
		2293	warn "sync database to disk";
		2294	cf::db_sync;
		2295	IO::AIO::flush;
		2296
2039	eval {	2297	eval {
2040	# if anything goes wrong in here, we should simply crash as we already saved	2298	# if anything goes wrong in here, we should simply crash as we already saved
2041		2299
2042	# cancel all watchers	2300	warn "cancel all watchers";
2043	for (Event::all_watchers) {	2301	for (Event::all_watchers) {
2044	$_->cancel if $_->data & WF_AUTOCANCEL;	2302	$_->cancel if $_->data & WF_AUTOCANCEL;
2045	}	2303	}
2046		2304
2047	# cancel all extension coros	2305	warn "cancel all extension coros";
2048	$_->cancel for values %EXT_CORO;	2306	$_->cancel for values %EXT_CORO;
2049	%EXT_CORO = ();	2307	%EXT_CORO = ();
2050		2308
		2309	warn "remove commands";
		2310	%COMMAND = ();
		2311
		2312	warn "remove ext commands";
		2313	%EXTCMD = ();
		2314
2051	# unload all extensions	2315	warn "unload/nuke all extensions";
2052	for (@exts) {	2316	for my $pkg (@EXTS) {
2053	warn "unloading <$_>";	2317	warn "... unloading $pkg";
2054	unload_extension $_;	2318
		2319	if (my $cb = $pkg->can ("unload")) {
		2320	eval {
		2321	$cb->($pkg);
		2322	1
		2323	} or warn "$pkg unloaded, but with errors: $@";
2055	}	2324	}
2056		2325
		2326	warn "... nuking $pkg";
		2327	Symbol::delete_package $pkg;
		2328	}
		2329
2057	# unload all modules loaded from $LIBDIR	2330	warn "unload all perl modules loaded from $LIBDIR";
2058	while (my ($k, $v) = each %INC) {	2331	while (my ($k, $v) = each %INC) {
2059	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2332	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2060		2333
2061	warn "removing <$k>";	2334	warn "removing <$k>";
2062	delete $INC{$k};	2335	delete $INC{$k};
…		…
2069	}	2342	}
2070		2343
2071	Symbol::delete_package $k;	2344	Symbol::delete_package $k;
2072	}	2345	}
2073		2346
2074	# sync database to disk
2075	cf::db_sync;
2076	IO::AIO::flush;
2077
2078	# get rid of safe::, as good as possible	2347	warn "get rid of safe::, as good as possible";
2079	Symbol::delete_package "safe::$_"	2348	Symbol::delete_package "safe::$_"
2080	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2349	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2081		2350
2082	# remove register_script_function callbacks
2083	# TODO
2084
2085	# unload cf.pm "a bit"	2351	warn "unload cf.pm \"a bit\"";
2086	delete $INC{"cf.pm"};	2352	delete $INC{"cf.pm"};
2087		2353
2088	# don't, removes xs symbols, too,	2354	# don't, removes xs symbols, too,
2089	# and global variables created in xs	2355	# and global variables created in xs
2090	#Symbol::delete_package __PACKAGE__;	2356	#Symbol::delete_package __PACKAGE__;
2091		2357
2092	# reload cf.pm
2093	warn "reloading cf.pm";	2358	warn "reloading cf.pm";
2094	require cf;	2359	require cf;
2095	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2360	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2096		2361
2097	# load config and database again	2362	warn "load config and database again";
2098	cf::cfg_load;	2363	cf::cfg_load;
2099	cf::db_load;	2364	cf::db_load;
2100		2365
2101	# load extensions
2102	warn "load extensions";	2366	warn "load extensions";
2103	cf::load_extensions;	2367	cf::load_extensions;
2104		2368
2105	# reattach attachments to objects	2369	warn "reattach attachments to objects/players";
2106	warn "reattach";
2107	_global_reattach;	2370	_global_reattach;
		2371	warn "reattach attachments to maps";
		2372	reattach $_ for values %MAP;
2108	};	2373	};
2109		2374
2110	if ($@) {	2375	if ($@) {
2111	warn $@;	2376	warn $@;
2112	warn "error while reloading, exiting.";	2377	warn "error while reloading, exiting.";
2113	exit 1;	2378	exit 1;
2114	}	2379	}
2115		2380
2116	warn "reloaded successfully";	2381	warn "reloaded";
2117	};	2382	};
2118
2119	#############################################################################
2120
2121	unless ($LINK_MAP) {
2122	$LINK_MAP = cf::map::new;
2123
2124	$LINK_MAP->width (41);
2125	$LINK_MAP->height (41);
2126	$LINK_MAP->alloc;
2127	$LINK_MAP->path ("{link}");
2128	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2129	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2130
2131	# dirty hack because... archetypes are not yet loaded
2132	Event->timer (
2133	after => 10,
2134	cb => sub {
2135	$_[0]->w->cancel;
2136
2137	# provide some exits "home"
2138	my $exit = cf::object::new "exit";
2139
2140	$exit->slaying ($EMERGENCY_POSITION->[0]);
2141	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2142	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2143
2144	$LINK_MAP->insert ($exit->clone, 19, 19);
2145	$LINK_MAP->insert ($exit->clone, 19, 20);
2146	$LINK_MAP->insert ($exit->clone, 19, 21);
2147	$LINK_MAP->insert ($exit->clone, 20, 19);
2148	$LINK_MAP->insert ($exit->clone, 20, 21);
2149	$LINK_MAP->insert ($exit->clone, 21, 19);
2150	$LINK_MAP->insert ($exit->clone, 21, 20);
2151	$LINK_MAP->insert ($exit->clone, 21, 21);
2152
2153	$exit->destroy;
2154	});
2155
2156	$LINK_MAP->{deny_save} = 1;
2157	$LINK_MAP->{deny_reset} = 1;
2158
2159	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2160	}
2161
2162	register "<global>", __PACKAGE__;
2163		2383
2164	register_command "reload" => sub {	2384	register_command "reload" => sub {
2165	my ($who, $arg) = @_;	2385	my ($who, $arg) = @_;
2166		2386
2167	if ($who->flag (FLAG_WIZ)) {	2387	if ($who->flag (FLAG_WIZ)) {
…		…
2177	reentrant => 0,	2397	reentrant => 0,
2178	prio => 0,	2398	prio => 0,
2179	at => $NEXT_TICK \|\| $TICK,	2399	at => $NEXT_TICK \|\| $TICK,
2180	data => WF_AUTOCANCEL,	2400	data => WF_AUTOCANCEL,
2181	cb => sub {	2401	cb => sub {
		2402	$NOW = Event::time;
		2403
2182	cf::server_tick; # one server iteration	2404	cf::server_tick; # one server iteration
2183	$RUNTIME += $TICK;	2405	$RUNTIME += $TICK;
2184	$NEXT_TICK += $TICK;	2406	$NEXT_TICK += $TICK;
		2407
		2408	$WAIT_FOR_TICK->broadcast;
		2409	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2185		2410
2186	# if we are delayed by four ticks or more, skip them all	2411	# if we are delayed by four ticks or more, skip them all
2187	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2412	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2188		2413
2189	$TICK_WATCHER->at ($NEXT_TICK);	2414	$TICK_WATCHER->at ($NEXT_TICK);

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Comparing deliantra/server/lib/cf.pm (file contents): Revision 1.142 by root, Fri Jan 5 21:51:42 2007 UTC vs. Revision 1.166 by root, Sat Jan 13 23:06:13 2007 UTC

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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.142 by root, Fri Jan 5 21:51:42 2007 UTC vs.
Revision 1.166 by root, Sat Jan 13 23:06:13 2007 UTC