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

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.140 by root, Fri Jan 5 20:04:02 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
…		…
273	warn $@ if $@;	306	warn $@ if $@;
274	undef $busy;	307	undef $busy;
275	})->prio (Coro::PRIO_MAX);	308	})->prio (Coro::PRIO_MAX);
276		309
277	while ($busy) {	310	while ($busy) {
278	unless (Coro::cede) {	311	Coro::cede or Event::one_event;
279	Coro::nready ? Event::one_event 0 : Event::one_event;
280	Coro::cede_notself unless Coro::cede;
281	}
282	}	312	}
283		313
284	wantarray ? @res : $res[0]	314	wantarray ? @res : $res[0]
285	} else {	315	} else {
286	# we are in another coroutine, how wonderful, everything just works	316	# we are in another coroutine, how wonderful, everything just works
…		…
289	}	319	}
290	}	320	}
291		321
292	=item $coro = cf::async_ext { BLOCK }	322	=item $coro = cf::async_ext { BLOCK }
293		323
294	Like async, but this coro is automcatially being canceled when the	324	Like async, but this coro is automatically being canceled when the
295	extension calling this is being unloaded.	325	extension calling this is being unloaded.
296		326
297	=cut	327	=cut
298		328
299	sub async_ext(&) {	329	sub async_ext(&) {
…		…
308		338
309	$coro	339	$coro
310	}	340	}
311		341
312	sub write_runtime {	342	sub write_runtime {
		343	return unless $TICK_WATCHER->is_active;
		344
313	my $runtime = cf::localdir . "/runtime";	345	my $runtime = cf::localdir . "/runtime";
314		346
315	my $fh = aio_open "$runtime~", O_WRONLY \| O_CREAT, 0644	347	my $fh = aio_open "$runtime~", O_WRONLY \| O_CREAT, 0644
316	or return;	348	or return;
317		349
…		…
332	}	364	}
333		365
334	=back	366	=back
335		367
336	=cut	368	=cut
337
338	#############################################################################
339
340	package cf::path;
341
342	sub new {
343	my ($class, $path, $base) = @_;
344
345	$path = $path->as_string if ref $path;
346
347	my $self = bless { }, $class;
348
349	# {... are special paths that are not touched
350	# ?xxx/... are special absolute paths
351	# ?random/... random maps
352	# /! non-realised random map exit
353	# /... normal maps
354	# ~/... per-player maps without a specific player (DO NOT USE)
355	# ~user/... per-player map of a specific user
356
357	if ($path =~ /^{/) {
358	# fine as it is
359	} elsif ($path =~ s{^\?random/}{}) {
360	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
361	$self->{random} = cf::from_json $data;
362	} else {
363	if ($path =~ s{^~([^/]+)?}{}) {
364	$self->{user_rel} = 1;
365
366	if (defined $1) {
367	$self->{user} = $1;
368	} elsif ($base =~ m{^~([^/]+)/}) {
369	$self->{user} = $1;
370	} else {
371	warn "cannot resolve user-relative path without user <$path,$base>\n";
372	}
373	} elsif ($path =~ /^\//) {
374	# already absolute
375	} else {
376	$base =~ s{[^/]+/?$}{};
377	return $class->new ("$base/$path");
378	}
379
380	for ($path) {
381	redo if s{/\.?/}{/};
382	redo if s{/[^/]+/\.\./}{/};
383	}
384	}
385
386	$self->{path} = $path;
387
388	$self
389	}
390
391	# the name / primary key / in-game path
392	sub as_string {
393	my ($self) = @_;
394
395	$self->{user_rel} ? "~$self->{user}$self->{path}"
396	: $self->{random} ? "?random/$self->{path}"
397	: $self->{path}
398	}
399
400	# the displayed name, this is a one way mapping
401	sub visible_name {
402	my ($self) = @_;
403
404	# if (my $rmp = $self->{random}) {
405	# # todo: be more intelligent about this
406	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
407	# } else {
408	$self->as_string
409	# }
410	}
411
412	# escape the /'s in the path
413	sub _escaped_path {
414	# ∕ is U+2215
415	(my $path = $_[0]{path}) =~ s/\//∕/g;
416	$path
417	}
418
419	# the original (read-only) location
420	sub load_path {
421	my ($self) = @_;
422
423	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
424	}
425
426	# the temporary/swap location
427	sub save_path {
428	my ($self) = @_;
429
430	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
431	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
432	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
433	}
434
435	# the unique path, might be eq to save_path
436	sub uniq_path {
437	my ($self) = @_;
438
439	$self->{user_rel} \|\| $self->{random}
440	? undef
441	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
442	}
443
444	# return random map parameters, or undef
445	sub random_map_params {
446	my ($self) = @_;
447
448	$self->{random}
449	}
450
451	# this is somewhat ugly, but style maps do need special treatment
452	sub is_style_map {
453	$_[0]{path} =~ m{^/styles/}
454	}
455
456	package cf;
457		369
458	#############################################################################	370	#############################################################################
459		371
460	=head2 ATTACHABLE OBJECTS	372	=head2 ATTACHABLE OBJECTS
461		373
…		…
908	=cut	820	=cut
909		821
910	sub register_extcmd {	822	sub register_extcmd {
911	my ($name, $cb) = @_;	823	my ($name, $cb) = @_;
912		824
913	my $caller = caller;
914	#warn "registering extcmd '$name' to '$caller'";
915
916	$EXTCMD{$name} = [$cb, $caller];	825	$EXTCMD{$name} = $cb;
917	}	826	}
918		827
919	cf::player->attach (	828	cf::player->attach (
920	on_command => sub {	829	on_command => sub {
921	my ($pl, $name, $params) = @_;	830	my ($pl, $name, $params) = @_;
…		…
934		843
935	my $msg = eval { from_json $buf };	844	my $msg = eval { from_json $buf };
936		845
937	if (ref $msg) {	846	if (ref $msg) {
938	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	847	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
939	if (my %reply = $cb->[0]->($pl, $msg)) {	848	if (my %reply = $cb->($pl, $msg)) {
940	$pl->ext_reply ($msg->{msgid}, %reply);	849	$pl->ext_reply ($msg->{msgid}, %reply);
941	}	850	}
942	}	851	}
943	} else {	852	} else {
944	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	853	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
946		855
947	cf::override;	856	cf::override;
948	},	857	},
949	);	858	);
950		859
951	sub register {
952	my ($base, $pkg) = @_;
953
954	#TODO
955	}
956
957	sub load_extension {	860	sub load_extension {
958	my ($path) = @_;	861	my ($path) = @_;
959		862
960	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	863	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
961	my $base = $1;	864	my $base = $1;
962	my $pkg = $1;	865	my $pkg = $1;
963	$pkg =~ s/[^[:word:]]/_/g;	866	$pkg =~ s/[^[:word:]]/_/g;
964	$pkg = "ext::$pkg";	867	$pkg = "ext::$pkg";
965		868
966	warn "loading '$path' into '$pkg'\n";	869	warn "... loading '$path' into '$pkg'\n";
967		870
968	open my $fh, "<:utf8", $path	871	open my $fh, "<:utf8", $path
969	or die "$path: $!";	872	or die "$path: $!";
970		873
971	my $source =	874	my $source =
972	"package $pkg; use strict; use utf8;\n"	875	"package $pkg; use strict; use utf8;\n"
973	. "#line 1 \"$path\"\n{\n"	876	. "#line 1 \"$path\"\n{\n"
974	. (do { local $/; <$fh> })	877	. (do { local $/; <$fh> })
975	. "\n};\n1";	878	. "\n};\n1";
976		879
977	eval $source	880	unless (eval $source) {
978	or die $@ ? "$path: $@\n"	881	my $msg = $@ ? "$path: $@\n"
979	: "extension disabled.\n";	882	: "extension disabled.\n";
980		883	if ($source =~ /^#!.perl.#.*MANDATORY/m) { # ugly match
981	push @exts, $pkg;	884	warn $@;
982	$ext_pkg{$base} = $pkg;	885	warn "mandatory extension failed to load, exiting.\n";
983		886	exit 1;
984	# no strict 'refs';	887	}
985	# @{"$pkg\::ISA"} = ext::;	888	die $@;
986
987	register $base, $pkg;
988	}
989
990	sub unload_extension {
991	my ($pkg) = @_;
992
993	warn "removing extension $pkg\n";
994
995	# remove hooks
996	#TODO
997	# for my $idx (0 .. $#PLUGIN_EVENT) {
998	# delete $hook[$idx]{$pkg};
999	# }	889	}
1000		890
1001	# remove commands	891	push @EXTS, $pkg;
1002	for my $name (keys %COMMAND) {
1003	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
1004
1005	if (@cb) {
1006	$COMMAND{$name} = \@cb;
1007	} else {
1008	delete $COMMAND{$name};
1009	}
1010	}
1011
1012	# remove extcmds
1013	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1014	delete $EXTCMD{$name};
1015	}
1016
1017	if (my $cb = $pkg->can ("unload")) {
1018	eval {
1019	$cb->($pkg);
1020	1
1021	} or warn "$pkg unloaded, but with errors: $@";
1022	}
1023
1024	Symbol::delete_package $pkg;
1025	}	892	}
1026		893
1027	sub load_extensions {	894	sub load_extensions {
1028	for my $ext (<$LIBDIR/*.ext>) {	895	for my $ext (<$LIBDIR/*.ext>) {
1029	next unless -r $ext;	896	next unless -r $ext;
…		…
1047	};	914	};
1048		915
1049	cf::map->attach (prio => -10000, package => cf::mapsupport::);	916	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1050		917
1051	#############################################################################	918	#############################################################################
1052	# load/save perl data associated with player->ob objects
1053
1054	sub all_objects(@) {
1055	@_, map all_objects ($_->inv), @_
1056	}
1057
1058	# TODO: compatibility cruft, remove when no longer needed
1059	cf::player->attach (
1060	on_load => sub {
1061	my ($pl, $path) = @_;
1062
1063	for my $o (all_objects $pl->ob) {
1064	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1065	$o->set_ob_key_value ("_perl_data");
1066
1067	%$o = %{ Storable::thaw pack "H*", $value };
1068	}
1069	}
1070	},
1071	);
1072
1073	#############################################################################
1074		919
1075	=head2 CORE EXTENSIONS	920	=head2 CORE EXTENSIONS
1076		921
1077	Functions and methods that extend core crossfire objects.	922	Functions and methods that extend core crossfire objects.
1078		923
		924	=cut
		925
		926	package cf::player;
		927
		928	use Coro::AIO;
		929
1079	=head3 cf::player	930	=head3 cf::player
1080		931
1081	=over 4	932	=over 4
1082		933
1083	=item cf::player::exists $login	934	=item cf::player::find $login
1084		935
1085	Returns true when the given account exists.	936	Returns the given player object, loading it if necessary (might block).
1086		937
1087	=cut	938	=cut
1088		939
1089	sub cf::player::exists($) {	940	sub playerdir($) {
1090	cf::player::find $_[0]	941	cf::localdir
1091	or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[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
1092	}	1086	}
1093		1087
1094	=item $player->ext_reply ($msgid, $msgtype, %msg)	1088	=item $player->ext_reply ($msgid, $msgtype, %msg)
1095		1089
1096	Sends an ext reply to the player.	1090	Sends an ext reply to the player.
1097		1091
1098	=cut	1092	=cut
1099		1093
1100	sub cf::player::ext_reply($$$%) {	1094	sub ext_reply($$$%) {
1101	my ($self, $id, %msg) = @_;	1095	my ($self, $id, %msg) = @_;
1102		1096
1103	$msg{msgid} = $id;	1097	$msg{msgid} = $id;
1104		1098
1105	$self->send ("ext " . to_json \%msg);	1099	$self->send ("ext " . cf::to_json \%msg);
1106	}	1100	}
		1101
		1102	package cf;
1107		1103
1108	=back	1104	=back
1109		1105
1110		1106
1111	=head3 cf::map	1107	=head3 cf::map
…		…
1117	package cf::map;	1113	package cf::map;
1118		1114
1119	use Fcntl;	1115	use Fcntl;
1120	use Coro::AIO;	1116	use Coro::AIO;
1121		1117
		1118	use overload
		1119	'""' => \&as_string;
		1120
1122	our $MAX_RESET = 3600;	1121	our $MAX_RESET = 3600;
1123	our $DEFAULT_RESET = 3000;	1122	our $DEFAULT_RESET = 3000;
1124		1123
1125	sub generate_random_map {	1124	sub generate_random_map {
1126	my ($path, $rmp) = @_;	1125	my ($self, $rmp) = @_;
1127		1126
1128	# mit "rum" bekleckern, nicht	1127	# mit "rum" bekleckern, nicht
1129	cf::map::_create_random_map	1128	$self->_create_random_map (
1130	$path,
1131	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1129	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1132	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1130	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1133	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1131	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1134	$rmp->{exit_on_final_map},	1132	$rmp->{exit_on_final_map},
1135	$rmp->{xsize}, $rmp->{ysize},	1133	$rmp->{xsize}, $rmp->{ysize},
1136	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1134	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1137	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1135	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1138	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1136	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1139	$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},
1140	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1138	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1141	(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
1142	}	1251	}
1143		1252
1144	# and all this just because we cannot iterate over	1253	# and all this just because we cannot iterate over
1145	# all maps in C++...	1254	# all maps in C++...
1146	sub change_all_map_light {	1255	sub change_all_map_light {
…		…
1148		1257
1149	$_->change_map_light ($change)	1258	$_->change_map_light ($change)
1150	for grep $_->outdoor, values %cf::MAP;	1259	for grep $_->outdoor, values %cf::MAP;
1151	}	1260	}
1152		1261
		1262	sub unlink_save {
		1263	my ($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
1153	sub try_load_header($) {	1270	sub load_header_from($) {
1154	my ($path) = @_;	1271	my ($self, $path) = @_;
1155		1272
1156	utf8::encode $path;	1273	utf8::encode $path;
1157	aio_open $path, O_RDONLY, 0	1274	aio_open $path, O_RDONLY, 0
1158	or return;	1275	or return;
1159		1276
1160	my $map = cf::map::new	1277	$self->_load_header ($path)
1161	or return;	1278	or return;
1162		1279
1163	# for better error messages only, will be overwritten	1280	$self->{load_path} = $path;
1164	$map->path ($path);
1165		1281
1166	$map->load_header ($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
1167	or return;	1308	or return;
1168		1309
1169	$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	}
1170		1315
1171	$map	1316	1
1172	}	1317	}
1173		1318
1174	sub find;	1319	sub find;
1175	sub find {	1320	sub find {
1176	my ($path, $origin) = @_;	1321	my ($path, $origin) = @_;
1177		1322
1178	#warn "find<$path,$origin>\n";#d#
1179
1180	$path = new cf::path $path, $origin && $origin->path;	1323	$path = normalise $path, $origin && $origin->path;
1181	my $key = $path->as_string;
1182		1324
1183	cf::lock_wait "map_find:$key";	1325	cf::lock_wait "map_find:$path";
1184		1326
1185	$cf::MAP{$key} \|\| do {	1327	$cf::MAP{$path} \|\| do {
1186	my $guard = cf::lock_acquire "map_find:$key";	1328	my $guard = cf::lock_acquire "map_find:$path";
1187		1329	my $map = new_from_path cf::map $path
1188	# do it the slow way
1189	my $map = try_load_header $path->save_path;
1190
1191	Coro::cede;
1192
1193	if ($map) {
1194	$map->last_access ((delete $map->{last_access})
1195	\|\| $cf::RUNTIME); #d#
1196	# safety
1197	$map->{instantiate_time} = $cf::RUNTIME
1198	if $map->{instantiate_time} > $cf::RUNTIME;
1199	} else {
1200	if (my $rmp = $path->random_map_params) {
1201	$map = generate_random_map $key, $rmp;
1202	} else {
1203	$map = try_load_header $path->load_path;
1204	}
1205
1206	$map or return;	1330	or return;
1207		1331
1208	$map->{load_original} = 1;
1209	$map->{instantiate_time} = $cf::RUNTIME;
1210	$map->last_access ($cf::RUNTIME);
1211	$map->instantiate;
1212
1213	# per-player maps become, after loading, normal maps
1214	$map->per_player (0) if $path->{user_rel};
1215	}
1216
1217	$map->path ($key);
1218	$map->{path} = $path;
1219	$map->{last_save} = $cf::RUNTIME;	1332	$map->{last_save} = $cf::RUNTIME;
1220		1333
1221	Coro::cede;	1334	$map->load_header
		1335	or return;
1222		1336
1223	if ($map->should_reset) {	1337	if ($map->should_reset) {
1224	$map->reset;	1338	$map->reset;
1225	undef $guard;	1339	undef $guard;
1226	$map = find $path	1340	$map = find $path
1227	or return;	1341	or return;
1228	}	1342	}
1229		1343
1230	$cf::MAP{$key} = $map	1344	$cf::MAP{$path} = $map
1231	}	1345	}
1232	}	1346	}
1233		1347
1234	sub load {	1348	sub load {
1235	my ($self) = @_;	1349	my ($self) = @_;
1236		1350
1237	my $path = $self->{path};	1351	my $path = $self->{path};
1238	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1352	my $guard = cf::lock_acquire "map_load:$path";
1239		1353
1240	return if $self->in_memory != cf::MAP_SWAPPED;	1354	return if $self->in_memory != cf::MAP_SWAPPED;
1241		1355
1242	$self->in_memory (cf::MAP_LOADING);	1356	$self->in_memory (cf::MAP_LOADING);
1243		1357
1244	$self->alloc;	1358	$self->alloc;
1245	$self->load_objects ($self->{load_path}, 1)	1359	$self->_load_objects ($self->{load_path}, 1)
1246	or return;	1360	or return;
1247		1361
1248	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1362	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1249	if delete $self->{load_original};	1363	if delete $self->{load_original};
1250		1364
1251	if (my $uniq = $path->uniq_path) {	1365	if (my $uniq = $self->uniq_path) {
1252	utf8::encode $uniq;	1366	utf8::encode $uniq;
1253	if (aio_open $uniq, O_RDONLY, 0) {	1367	if (aio_open $uniq, O_RDONLY, 0) {
1254	$self->clear_unique_items;	1368	$self->clear_unique_items;
1255	$self->load_objects ($uniq, 0);	1369	$self->_load_objects ($uniq, 0);
1256	}	1370	}
1257	}	1371	}
1258		1372
1259	Coro::cede;	1373	Coro::cede;
1260		1374
1261	# now do the right thing for maps	1375	# now do the right thing for maps
1262	$self->link_multipart_objects;	1376	$self->link_multipart_objects;
1263		1377
1264	if ($self->{path}->is_style_map) {	1378	unless ($self->{deny_activate}) {
1265	$self->{deny_save} = 1;	1379	$self->decay_objects;
1266	$self->{deny_reset} = 1;
1267	} else {
1268	$self->fix_auto_apply;	1380	$self->fix_auto_apply;
1269	$self->decay_objects;
1270	$self->update_buttons;	1381	$self->update_buttons;
		1382	Coro::cede;
1271	$self->set_darkness_map;	1383	$self->set_darkness_map;
1272	$self->difficulty ($self->estimate_difficulty)	1384	$self->difficulty ($self->estimate_difficulty)
1273	unless $self->difficulty;	1385	unless $self->difficulty;
		1386	Coro::cede;
1274	$self->activate;	1387	$self->activate;
1275	}	1388	}
1276		1389
1277	Coro::cede;
1278
1279	$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	$neigh->load;
		1423	}
1280	}	1424	}
1281		1425
1282	sub find_sync {	1426	sub find_sync {
1283	my ($path, $origin) = @_;	1427	my ($path, $origin) = @_;
1284		1428
1285	cf::sync_job { cf::map::find $path, $origin }	1429	cf::sync_job { find $path, $origin }
1286	}	1430	}
1287		1431
1288	sub do_load_sync {	1432	sub do_load_sync {
1289	my ($map) = @_;	1433	my ($map) = @_;
1290		1434
1291	cf::sync_job { $map->load };	1435	cf::sync_job { $map->load };
1292	}	1436	}
1293		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	$MAP_PREFETCHER->ready;
		1463
		1464	()
		1465	}
		1466
1294	sub save {	1467	sub save {
1295	my ($self) = @_;	1468	my ($self) = @_;
1296		1469
1297	my $lock = cf::lock_acquire "map_data:" . $self->path;	1470	my $lock = cf::lock_acquire "map_data:" . $self->path;
1298		1471
1299	$self->{last_save} = $cf::RUNTIME;	1472	$self->{last_save} = $cf::RUNTIME;
1300		1473
1301	return unless $self->dirty;	1474	return unless $self->dirty;
1302		1475
1303	my $save = $self->{path}->save_path; utf8::encode $save;	1476	my $save = $self->save_path; utf8::encode $save;
1304	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1477	my $uniq = $self->uniq_path; utf8::encode $uniq;
1305		1478
1306	$self->{load_path} = $save;	1479	$self->{load_path} = $save;
1307		1480
1308	return if $self->{deny_save};	1481	return if $self->{deny_save};
1309		1482
1310	local $self->{last_access} = $self->last_access;#d#	1483	local $self->{last_access} = $self->last_access;#d#
1311		1484
		1485	cf::async {
		1486	$_->contr->save for $self->players;
		1487	};
		1488
1312	if ($uniq) {	1489	if ($uniq) {
1313	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);	1490	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);
1314	$self->save_objects ($uniq, cf::IO_UNIQUES);	1491	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1315	} else {	1492	} else {
1316	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);	1493	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);
1317	}	1494	}
1318	}	1495	}
1319		1496
1320	sub swap_out {	1497	sub swap_out {
1321	my ($self) = @_;	1498	my ($self) = @_;
…		…
1335		1512
1336	sub reset_at {	1513	sub reset_at {
1337	my ($self) = @_;	1514	my ($self) = @_;
1338		1515
1339	# TODO: safety, remove and allow resettable per-player maps	1516	# TODO: safety, remove and allow resettable per-player maps
1340	return 1e99 if $self->{path}{user_rel};	1517	return 1e99 if $self->isa ("ext::map_per_player");
1341	return 1e99 if $self->{deny_reset};	1518	return 1e99 if $self->{deny_reset};
1342		1519
1343	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1520	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1344	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;	1521	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;
1345		1522
…		…
1350	my ($self) = @_;	1527	my ($self) = @_;
1351		1528
1352	$self->reset_at <= $cf::RUNTIME	1529	$self->reset_at <= $cf::RUNTIME
1353	}	1530	}
1354		1531
1355	sub unlink_save {
1356	my ($self) = @_;
1357
1358	utf8::encode (my $save = $self->{path}->save_path);
1359	aioreq_pri 3; IO::AIO::aio_unlink $save;
1360	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1361	}
1362
1363	sub rename {	1532	sub rename {
1364	my ($self, $new_path) = @_;	1533	my ($self, $new_path) = @_;
1365		1534
		1535	normalise $new_path;
		1536
1366	$self->unlink_save;	1537	$self->unlink_save;
1367		1538
1368	delete $cf::MAP{$self->path};	1539	delete $cf::MAP{$self->path};
1369	$self->{path} = new cf::path $new_path;	1540	$self->{path} = $new_path; $self->path ($self->{path});
1370	$self->path ($self->{path}->as_string);
1371	$cf::MAP{$self->path} = $self;	1541	$cf::MAP{$self->path} = $self;
1372		1542
1373	$self->save;	1543	$self->save;
1374	}	1544	}
1375		1545
…		…
1377	my ($self) = @_;	1547	my ($self) = @_;
1378		1548
1379	my $lock = cf::lock_acquire "map_data:" . $self->path;	1549	my $lock = cf::lock_acquire "map_data:" . $self->path;
1380		1550
1381	return if $self->players;	1551	return if $self->players;
1382	return if $self->{path}{user_rel};#d#	1552	return if $self->isa ("ext::map_per_player");#d#
1383		1553
1384	warn "resetting map ", $self->path;#d#	1554	warn "resetting map ", $self->path;#d#
1385		1555
1386	delete $cf::MAP{$self->path};	1556	delete $cf::MAP{$self->path};
1387		1557
…		…
1400	$self->reset_timeout (1);	1570	$self->reset_timeout (1);
1401	$self->rename ("{nuke}/" . ($nuke_counter++));	1571	$self->rename ("{nuke}/" . ($nuke_counter++));
1402	$self->reset; # polite request, might not happen	1572	$self->reset; # polite request, might not happen
1403	}	1573	}
1404		1574
1405	sub customise_for {	1575	=item cf::map::unique_maps
1406	my ($map, $ob) = @_;
1407		1576
1408	if ($map->per_player) {	1577	Returns an arrayref of paths of all shared maps that have
1409	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1578	instantiated unique items. May block.
1410	}
1411		1579
1412	$map	1580	=cut
1413	}
1414		1581
1415	sub emergency_save {	1582	sub unique_maps() {
1416	my $freeze_guard = cf::freeze_mainloop;	1583	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1584	or return;
1417		1585
1418	warn "enter emergency map save\n";	1586	my @paths;
1419		1587
1420	cf::sync_job {	1588	for (@$files) {
1421	warn "begin emergency map save\n";	1589	utf8::decode $_;
1422	$_->save for values %cf::MAP;	1590	next if /\.pst$/;
		1591	next unless /^$PATH_SEP/o;
		1592
		1593	push @paths, $_;
1423	};	1594	}
1424		1595
1425	warn "end emergency map save\n";	1596	\@paths
1426	}	1597	}
1427		1598
1428	package cf;	1599	package cf;
1429		1600
1430	=back	1601	=back
1431		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
1432		1629
1433	=head3 cf::object::player	1630	=head3 cf::object::player
1434		1631
1435	=over 4	1632	=over 4
1436		1633
…		…
1476		1673
1477	=item $player_object->enter_link	1674	=item $player_object->enter_link
1478		1675
1479	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}>).
1480		1677
1481	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
1482	I<MUST> call C<leave_link> as soon as possible, though.	1679	I<MUST> call C<leave_link> as soon as possible, though.
1483		1680
		1681	Will never block.
		1682
1484	=item $player_object->leave_link ($map, $x, $y)	1683	=item $player_object->leave_link ($map, $x, $y)
1485		1684
1486	Moves the player out of the specila link map onto the given map. If the	1685	Moves the player out of the special C<{link}> map onto the specified
1487	map is not valid (or omitted), the player will be moved back to the	1686	map. If the map is not valid (or omitted), the player will be moved back
1488	location he/she was before the call to C<enter_link>, or, if that fails,	1687	to the location he/she was before the call to C<enter_link>, or, if that
1489	to the emergency map position.	1688	fails, to the emergency map position.
1490		1689
1491	Might block.	1690	Might block.
1492		1691
1493	=cut	1692	=cut
		1693
		1694	sub link_map {
		1695	unless ($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	$LINK_MAP
		1702	}
1494		1703
1495	sub cf::object::player::enter_link {	1704	sub cf::object::player::enter_link {
1496	my ($self) = @_;	1705	my ($self) = @_;
1497		1706
1498	$self->deactivate_recursive;	1707	$self->deactivate_recursive;
1499		1708
1500	return if $self->map == $LINK_MAP;	1709	return if UNIVERSAL::isa $self->map, "ext::map_link";
1501		1710
1502	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]	1711	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]
1503	if $self->map;	1712	if $self->map;
1504		1713
1505	$self->enter_map ($LINK_MAP, 20, 20);	1714	$self->enter_map ($LINK_MAP \|\| link_map, 20, 20);
1506	}	1715	}
1507		1716
1508	sub cf::object::player::leave_link {	1717	sub cf::object::player::leave_link {
1509	my ($self, $map, $x, $y) = @_;	1718	my ($self, $map, $x, $y) = @_;
1510		1719
…		…
1528	# use -1 or undef as default coordinates, not 0, 0	1737	# use -1 or undef as default coordinates, not 0, 0
1529	($x, $y) = ($map->enter_x, $map->enter_y)	1738	($x, $y) = ($map->enter_x, $map->enter_y)
1530	if $x <=0 && $y <= 0;	1739	if $x <=0 && $y <= 0;
1531		1740
1532	$map->load;	1741	$map->load;
		1742	$map->load_diag;
1533		1743
		1744	return unless $self->contr->active;
1534	$self->activate_recursive;	1745	$self->activate_recursive;
1535	$self->enter_map ($map, $x, $y);	1746	$self->enter_map ($map, $x, $y);
1536	}	1747	}
1537		1748
1538	cf::player->attach (	1749	cf::player->attach (
…		…
1550	my ($pl) = @_;	1761	my ($pl) = @_;
1551		1762
1552	# try to abort aborted map switching on player login :)	1763	# try to abort aborted map switching on player login :)
1553	# should happen only on crashes	1764	# should happen only on crashes
1554	if ($pl->ob->{_link_pos}) {	1765	if ($pl->ob->{_link_pos}) {
1555
1556	$pl->ob->enter_link;	1766	$pl->ob->enter_link;
1557	(async {	1767	(async {
1558	# 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
1559	# 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
1560	$pl->ob->reply (undef,	1770	$pl->ob->reply (undef,
…		…
1576	my ($self, $path, $x, $y) = @_;	1786	my ($self, $path, $x, $y) = @_;
1577		1787
1578	$self->enter_link;	1788	$self->enter_link;
1579		1789
1580	(async {	1790	(async {
1581	$path = new cf::path $path;
1582
1583	my $map = cf::map::find $path->as_string;	1791	my $map = cf::map::find $path;
1584	$map = $map->customise_for ($self) if $map;	1792	$map = $map->customise_for ($self) if $map;
1585		1793
1586	# warn "entering ", $map->path, " at ($x, $y)\n"	1794	# warn "entering ", $map->path, " at ($x, $y)\n"
1587	# if $map;	1795	# if $map;
1588		1796
1589	$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);
1590		1798
1591	$self->leave_link ($map, $x, $y);	1799	$self->leave_link ($map, $x, $y);
1592	})->prio (1);	1800	})->prio (1);
1593	}	1801	}
1594		1802
…		…
1653	$self->deactivate_recursive; # just to be sure	1861	$self->deactivate_recursive; # just to be sure
1654	unless (eval {	1862	unless (eval {
1655	prepare_random_map $exit	1863	prepare_random_map $exit
1656	if $exit->slaying eq "/!";	1864	if $exit->slaying eq "/!";
1657		1865
1658	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;
1659	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);	1867	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1660		1868
1661	1;	1869	1;
1662	}) {	1870	}) {
1663	$self->message ("Something went wrong deep within the crossfire server. "	1871	$self->message ("Something went wrong deep within the crossfire server. "
1664	. "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. "
1665	. "Please report this to the dungeon master",	1873	. "Please report this to the dungeon master!",
1666	cf::NDI_UNIQUE \| cf::NDI_RED);	1874	cf::NDI_UNIQUE \| cf::NDI_RED);
1667		1875
1668	warn "ERROR in enter_exit: $@";	1876	warn "ERROR in enter_exit: $@";
1669	$self->leave_link;	1877	$self->leave_link;
1670	}	1878	}
…		…
2002	$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};
2003	$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};
2004		2212
2005	if (exists $CFG{mlockall}) {	2213	if (exists $CFG{mlockall}) {
2006	eval {	2214	eval {
2007	$CFG{mlockall} ? &mlockall : &munlockall	2215	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2008	and die "WARNING: m(un)lockall failed: $!\n";	2216	and die "WARNING: m(un)lockall failed: $!\n";
2009	};	2217	};
2010	warn $@ if $@;	2218	warn $@ if $@;
2011	}	2219	}
2012	}	2220	}
…		…
2023	load_extensions;	2231	load_extensions;
2024	Event::loop;	2232	Event::loop;
2025	}	2233	}
2026		2234
2027	#############################################################################	2235	#############################################################################
2028	# 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	$map->save;
		2273	}
		2274	warn "end emergency map save\n";
		2275	};
		2276
		2277	warn "leave emergency perl save\n";
		2278	}
2029		2279
2030	sub reload() {	2280	sub reload() {
2031	# can/must only be called in main	2281	# can/must only be called in main
2032	if ($Coro::current != $Coro::main) {	2282	if ($Coro::current != $Coro::main) {
2033	warn "can only reload from main coroutine\n";	2283	warn "can only reload from main coroutine\n";
2034	return;	2284	return;
2035	}	2285	}
2036		2286
2037	warn "reloading...";	2287	warn "reloading...";
2038		2288
		2289	warn "freezing server";
2039	my $guard = freeze_mainloop;	2290	my $guard = freeze_mainloop;
2040	cf::emergency_save;	2291	cf::emergency_save;
2041		2292
		2293	warn "sync database to disk";
		2294	cf::db_sync;
		2295	IO::AIO::flush;
		2296
2042	eval {	2297	eval {
2043	# 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
2044		2299
2045	# cancel all watchers	2300	warn "cancel all watchers";
2046	for (Event::all_watchers) {	2301	for (Event::all_watchers) {
2047	$_->cancel if $_->data & WF_AUTOCANCEL;	2302	$_->cancel if $_->data & WF_AUTOCANCEL;
2048	}	2303	}
2049		2304
2050	# cancel all extension coros	2305	warn "cancel all extension coros";
2051	$_->cancel for values %EXT_CORO;	2306	$_->cancel for values %EXT_CORO;
2052	%EXT_CORO = ();	2307	%EXT_CORO = ();
2053		2308
		2309	warn "remove commands";
		2310	%COMMAND = ();
		2311
		2312	warn "remove ext commands";
		2313	%EXTCMD = ();
		2314
2054	# unload all extensions	2315	warn "unload/nuke all extensions";
2055	for (@exts) {	2316	for my $pkg (@EXTS) {
2056	warn "unloading <$_>";	2317	warn "... unloading $pkg";
2057	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: $@";
2058	}	2324	}
2059		2325
		2326	warn "... nuking $pkg";
		2327	Symbol::delete_package $pkg;
		2328	}
		2329
2060	# unload all modules loaded from $LIBDIR	2330	warn "unload all perl modules loaded from $LIBDIR";
2061	while (my ($k, $v) = each %INC) {	2331	while (my ($k, $v) = each %INC) {
2062	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2332	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2063		2333
2064	warn "removing <$k>";	2334	warn "removing <$k>";
2065	delete $INC{$k};	2335	delete $INC{$k};
…		…
2072	}	2342	}
2073		2343
2074	Symbol::delete_package $k;	2344	Symbol::delete_package $k;
2075	}	2345	}
2076		2346
2077	# sync database to disk
2078	cf::db_sync;
2079	IO::AIO::flush;
2080
2081	# get rid of safe::, as good as possible	2347	warn "get rid of safe::, as good as possible";
2082	Symbol::delete_package "safe::$_"	2348	Symbol::delete_package "safe::$_"
2083	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);
2084		2350
2085	# remove register_script_function callbacks
2086	# TODO
2087
2088	# unload cf.pm "a bit"	2351	warn "unload cf.pm \"a bit\"";
2089	delete $INC{"cf.pm"};	2352	delete $INC{"cf.pm"};
2090		2353
2091	# don't, removes xs symbols, too,	2354	# don't, removes xs symbols, too,
2092	# and global variables created in xs	2355	# and global variables created in xs
2093	#Symbol::delete_package __PACKAGE__;	2356	#Symbol::delete_package __PACKAGE__;
2094		2357
2095	# reload cf.pm
2096	warn "reloading cf.pm";	2358	warn "reloading cf.pm";
2097	require cf;	2359	require cf;
2098	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2360	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2099		2361
2100	# load config and database again	2362	warn "load config and database again";
2101	cf::cfg_load;	2363	cf::cfg_load;
2102	cf::db_load;	2364	cf::db_load;
2103		2365
2104	# load extensions
2105	warn "load extensions";	2366	warn "load extensions";
2106	cf::load_extensions;	2367	cf::load_extensions;
2107		2368
2108	# reattach attachments to objects	2369	warn "reattach attachments to objects/players";
2109	warn "reattach";
2110	_global_reattach;	2370	_global_reattach;
		2371	warn "reattach attachments to maps";
		2372	reattach $_ for values %MAP;
2111	};	2373	};
2112		2374
2113	if ($@) {	2375	if ($@) {
2114	warn $@;	2376	warn $@;
2115	warn "error while reloading, exiting.";	2377	warn "error while reloading, exiting.";
2116	exit 1;	2378	exit 1;
2117	}	2379	}
2118		2380
2119	warn "reloaded successfully";	2381	warn "reloaded";
2120	};	2382	};
2121
2122	#############################################################################
2123
2124	unless ($LINK_MAP) {
2125	$LINK_MAP = cf::map::new;
2126
2127	$LINK_MAP->width (41);
2128	$LINK_MAP->height (41);
2129	$LINK_MAP->alloc;
2130	$LINK_MAP->path ("{link}");
2131	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2132	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2133
2134	# dirty hack because... archetypes are not yet loaded
2135	Event->timer (
2136	after => 2,
2137	cb => sub {
2138	$_[0]->w->cancel;
2139
2140	# provide some exits "home"
2141	my $exit = cf::object::new "exit";
2142
2143	$exit->slaying ($EMERGENCY_POSITION->[0]);
2144	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2145	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2146
2147	$LINK_MAP->insert ($exit->clone, 19, 19);
2148	$LINK_MAP->insert ($exit->clone, 19, 20);
2149	$LINK_MAP->insert ($exit->clone, 19, 21);
2150	$LINK_MAP->insert ($exit->clone, 20, 19);
2151	$LINK_MAP->insert ($exit->clone, 20, 21);
2152	$LINK_MAP->insert ($exit->clone, 21, 19);
2153	$LINK_MAP->insert ($exit->clone, 21, 20);
2154	$LINK_MAP->insert ($exit->clone, 21, 21);
2155
2156	$exit->destroy;
2157	});
2158
2159	$LINK_MAP->{deny_save} = 1;
2160	$LINK_MAP->{deny_reset} = 1;
2161
2162	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2163	}
2164
2165	register "<global>", __PACKAGE__;
2166		2383
2167	register_command "reload" => sub {	2384	register_command "reload" => sub {
2168	my ($who, $arg) = @_;	2385	my ($who, $arg) = @_;
2169		2386
2170	if ($who->flag (FLAG_WIZ)) {	2387	if ($who->flag (FLAG_WIZ)) {
…		…
2180	reentrant => 0,	2397	reentrant => 0,
2181	prio => 0,	2398	prio => 0,
2182	at => $NEXT_TICK \|\| $TICK,	2399	at => $NEXT_TICK \|\| $TICK,
2183	data => WF_AUTOCANCEL,	2400	data => WF_AUTOCANCEL,
2184	cb => sub {	2401	cb => sub {
		2402	$NOW = Event::time;
		2403
2185	cf::server_tick; # one server iteration	2404	cf::server_tick; # one server iteration
2186	$RUNTIME += $TICK;	2405	$RUNTIME += $TICK;
2187	$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;
2188		2410
2189	# 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
2190	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2412	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2191		2413
2192	$TICK_WATCHER->at ($NEXT_TICK);	2414	$TICK_WATCHER->at ($NEXT_TICK);

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Comparing deliantra/server/lib/cf.pm (file contents): Revision 1.140 by root, Fri Jan 5 20:04:02 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 1.140 by root, Fri Jan 5 20:04:02 2007 UTC vs.
Revision 1.166 by root, Sat Jan 13 23:06:13 2007 UTC