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

Comparing cf.schmorp.de/server/lib/cf.pm (file contents):
Revision 1.140 by root, Fri Jan 5 20:04:02 2007 UTC vs.
Revision 1.167 by root, Sat Jan 13 23:32:43 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 $ext;
…		…
1033	} or warn "$ext not loaded: $@";	900	} or warn "$ext not loaded: $@";
1034	}	901	}
1035	}	902	}
1036		903
1037	#############################################################################	904	#############################################################################
1038	# load/save/clean perl data associated with a map
1039
1040	*cf::mapsupport::on_clean = sub {
1041	my ($map) = @_;
1042
1043	my $path = $map->tmpname;
1044	defined $path or return;
1045
1046	unlink "$path.pst";
1047	};
1048
1049	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1050
1051	#############################################################################
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		905
1075	=head2 CORE EXTENSIONS	906	=head2 CORE EXTENSIONS
1076		907
1077	Functions and methods that extend core crossfire objects.	908	Functions and methods that extend core crossfire objects.
1078		909
		910	=cut
		911
		912	package cf::player;
		913
		914	use Coro::AIO;
		915
1079	=head3 cf::player	916	=head3 cf::player
1080		917
1081	=over 4	918	=over 4
1082		919
1083	=item cf::player::exists $login	920	=item cf::player::find $login
1084		921
1085	Returns true when the given account exists.	922	Returns the given player object, loading it if necessary (might block).
1086		923
1087	=cut	924	=cut
1088		925
1089	sub cf::player::exists($) {	926	sub playerdir($) {
1090	cf::player::find $_[0]	927	cf::localdir
1091	or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[0]) x 2;	928	. "/"
		929	. cf::playerdir
		930	. "/"
		931	. (ref $_[0] ? $_[0]->ob->name : $_[0])
		932	}
		933
		934	sub path($) {
		935	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
		936
		937	(playerdir $login) . "/$login.pl"
		938	}
		939
		940	sub find_active($) {
		941	$cf::PLAYER{$_[0]}
		942	and $cf::PLAYER{$_[0]}->active
		943	and $cf::PLAYER{$_[0]}
		944	}
		945
		946	sub exists($) {
		947	my ($login) = @_;
		948
		949	$cf::PLAYER{$login}
		950	or cf::sync_job { !aio_stat $login }
		951	}
		952
		953	sub find($) {
		954	return $cf::PLAYER{$_[0]} \|\| do {
		955	my $login = $_[0];
		956
		957	my $guard = cf::lock_acquire "user_find:$login";
		958
		959	$cf::PLAYER{$_[0]} \|\| do {
		960	my $pl = load_pl path $login
		961	or return;
		962	$cf::PLAYER{$login} = $pl
		963	}
		964	}
		965	}
		966
		967	sub save($) {
		968	my ($pl) = @_;
		969
		970	return if $pl->{deny_save};
		971
		972	my $path = path $pl;
		973	my $guard = cf::lock_acquire "user_save:$path";
		974
		975	return if $pl->{deny_save};
		976
		977	aio_mkdir playerdir $pl, 0770;
		978	$pl->{last_save} = $cf::RUNTIME;
		979
		980	$pl->save_pl ($path);
		981	Coro::cede;
		982	}
		983
		984	sub new($) {
		985	my ($login) = @_;
		986
		987	my $self = create;
		988
		989	$self->ob->name ($login);
		990	$self->{deny_save} = 1;
		991
		992	$cf::PLAYER{$login} = $self;
		993
		994	$self
		995	}
		996
		997	=item $pl->quit_character
		998
		999	Nukes the player without looking back. If logged in, the connection will
		1000	be destroyed. May block for a long time.
		1001
		1002	=cut
		1003
		1004	sub quit_character {
		1005	my ($pl) = @_;
		1006
		1007	$pl->{deny_save} = 1;
		1008	$pl->password ("*"); # this should lock out the player until we nuked the dir
		1009
		1010	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
		1011	$pl->deactivate;
		1012	$pl->invoke (cf::EVENT_PLAYER_QUIT);
		1013	$pl->ns->destroy if $pl->ns;
		1014
		1015	my $path = playerdir $pl;
		1016	my $temp = "$path~$cf::RUNTIME~deleting~";
		1017	aio_rename $path, $temp;
		1018	delete $cf::PLAYER{$pl->ob->name};
		1019	$pl->destroy;
		1020	IO::AIO::aio_rmtree $temp;
		1021	}
		1022
		1023	=item cf::player::list_logins
		1024
		1025	Returns am arrayref of all valid playernames in the system, can take a
		1026	while and may block, so not sync_job-capable, ever.
		1027
		1028	=cut
		1029
		1030	sub list_logins {
		1031	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
		1032	or return [];
		1033
		1034	my @logins;
		1035
		1036	for my $login (@$dirs) {
		1037	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
		1038	aio_read $fh, 0, 512, my $buf, 0 or next;
		1039	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1040
		1041	utf8::decode $login;
		1042	push @logins, $login;
		1043	}
		1044
		1045	\@logins
		1046	}
		1047
		1048	=item $player->maps
		1049
		1050	Returns an arrayref of map paths that are private for this
		1051	player. May block.
		1052
		1053	=cut
		1054
		1055	sub maps($) {
		1056	my ($pl) = @_;
		1057
		1058	my $files = aio_readdir playerdir $pl
		1059	or return;
		1060
		1061	my @paths;
		1062
		1063	for (@$files) {
		1064	utf8::decode $_;
		1065	next if /\.(?:pl\|pst)$/;
		1066	next unless /^$PATH_SEP/o;
		1067
		1068	s/\.map$//;
		1069	push @paths, "~" . $pl->ob->name . "/" . $_;
		1070	}
		1071
		1072	\@paths
1092	}	1073	}
1093		1074
1094	=item $player->ext_reply ($msgid, $msgtype, %msg)	1075	=item $player->ext_reply ($msgid, $msgtype, %msg)
1095		1076
1096	Sends an ext reply to the player.	1077	Sends an ext reply to the player.
1097		1078
1098	=cut	1079	=cut
1099		1080
1100	sub cf::player::ext_reply($$$%) {	1081	sub ext_reply($$$%) {
1101	my ($self, $id, %msg) = @_;	1082	my ($self, $id, %msg) = @_;
1102		1083
1103	$msg{msgid} = $id;	1084	$msg{msgid} = $id;
1104		1085
1105	$self->send ("ext " . to_json \%msg);	1086	$self->send ("ext " . cf::to_json \%msg);
1106	}	1087	}
		1088
		1089	package cf;
1107		1090
1108	=back	1091	=back
1109		1092
1110		1093
1111	=head3 cf::map	1094	=head3 cf::map
…		…
1117	package cf::map;	1100	package cf::map;
1118		1101
1119	use Fcntl;	1102	use Fcntl;
1120	use Coro::AIO;	1103	use Coro::AIO;
1121		1104
		1105	use overload
		1106	'""' => \&as_string;
		1107
1122	our $MAX_RESET = 3600;	1108	our $MAX_RESET = 3600;
1123	our $DEFAULT_RESET = 3000;	1109	our $DEFAULT_RESET = 3000;
1124		1110
1125	sub generate_random_map {	1111	sub generate_random_map {
1126	my ($path, $rmp) = @_;	1112	my ($self, $rmp) = @_;
1127		1113
1128	# mit "rum" bekleckern, nicht	1114	# mit "rum" bekleckern, nicht
1129	cf::map::_create_random_map	1115	$self->_create_random_map (
1130	$path,
1131	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1116	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1132	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1117	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1133	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1118	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1134	$rmp->{exit_on_final_map},	1119	$rmp->{exit_on_final_map},
1135	$rmp->{xsize}, $rmp->{ysize},	1120	$rmp->{xsize}, $rmp->{ysize},
1136	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1121	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1137	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1122	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1138	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1123	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1139	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1124	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1140	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1125	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1141	(cf::region::find $rmp->{region})	1126	(cf::region::find $rmp->{region}), $rmp->{custom}
		1127	)
		1128	}
		1129
		1130	sub register {
		1131	my (undef, $regex) = @_;
		1132	my $pkg = caller;
		1133
		1134	no strict;
		1135	push @{"$pkg\::ISA"}, __PACKAGE__;
		1136
		1137	$EXT_MAP{$pkg} = qr<$regex>;
		1138	}
		1139
		1140	# also paths starting with '/'
		1141	$EXT_MAP{"cf::map"} = qr{^(?=/)};
		1142
		1143	sub normalise {
		1144	my ($path, $base) = @_;
		1145
		1146	# map plan:
		1147	#
		1148	# /! non-realised random map exit (special hack!)
		1149	# {... are special paths that are not being touched
		1150	# ?xxx/... are special absolute paths
		1151	# ?random/... random maps
		1152	# /... normal maps
		1153	# ~user/... per-player map of a specific user
		1154
		1155	$path =~ s/$PATH_SEP/\//go;
		1156
		1157	# treat it as relative path if it starts with
		1158	# something that looks reasonable
		1159	if ($path =~ m{^(?:\./\|\.\./\|\w)}) {
		1160	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1161
		1162	$base =~ s{[^/]+/?$}{};
		1163	$path = "$base/$path";
		1164	}
		1165
		1166	for ($path) {
		1167	redo if s{//}{/};
		1168	redo if s{/\.?/}{/};
		1169	redo if s{/[^/]+/\.\./}{/};
		1170	}
		1171
		1172	$path
		1173	}
		1174
		1175	sub new_from_path {
		1176	my (undef, $path, $base) = @_;
		1177
		1178	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1179
		1180	$path = normalise $path, $base;
		1181
		1182	for my $pkg (keys %EXT_MAP) {
		1183	if ($path =~ $EXT_MAP{$pkg}) {
		1184	my $self = bless cf::map::new, $pkg;
		1185	$self->{path} = $path; $self->path ($path);
		1186	$self->init; # pass $1 etc.
		1187	return $self;
		1188	}
		1189	}
		1190
		1191	Carp::carp "unable to resolve path '$path'.";
		1192	()
		1193	}
		1194
		1195	sub init {
		1196	my ($self) = @_;
		1197
		1198	$self
		1199	}
		1200
		1201	sub as_string {
		1202	my ($self) = @_;
		1203
		1204	"$self->{path}"
		1205	}
		1206
		1207	# the displayed name, this is a one way mapping
		1208	sub visible_name {
		1209	&as_string
		1210	}
		1211
		1212	# the original (read-only) location
		1213	sub load_path {
		1214	my ($self) = @_;
		1215
		1216	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
		1217	}
		1218
		1219	# the temporary/swap location
		1220	sub save_path {
		1221	my ($self) = @_;
		1222
		1223	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1224	sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $path
		1225	}
		1226
		1227	# the unique path, undef == no special unique path
		1228	sub uniq_path {
		1229	my ($self) = @_;
		1230
		1231	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1232	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1142	}	1233	}
1143		1234
1144	# and all this just because we cannot iterate over	1235	# and all this just because we cannot iterate over
1145	# all maps in C++...	1236	# all maps in C++...
1146	sub change_all_map_light {	1237	sub change_all_map_light {
…		…
1148		1239
1149	$_->change_map_light ($change)	1240	$_->change_map_light ($change)
1150	for grep $_->outdoor, values %cf::MAP;	1241	for grep $_->outdoor, values %cf::MAP;
1151	}	1242	}
1152		1243
		1244	sub unlink_save {
		1245	my ($self) = @_;
		1246
		1247	utf8::encode (my $save = $self->save_path);
		1248	IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink $save;
		1249	IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink "$save.pst";
		1250	}
		1251
1153	sub try_load_header($) {	1252	sub load_header_from($) {
1154	my ($path) = @_;	1253	my ($self, $path) = @_;
1155		1254
1156	utf8::encode $path;	1255	utf8::encode $path;
1157	aio_open $path, O_RDONLY, 0	1256	aio_open $path, O_RDONLY, 0
1158	or return;	1257	or return;
1159		1258
1160	my $map = cf::map::new	1259	$self->_load_header ($path)
1161	or return;	1260	or return;
1162		1261
1163	# for better error messages only, will be overwritten	1262	$self->{load_path} = $path;
1164	$map->path ($path);
1165		1263
1166	$map->load_header ($path)	1264	1
		1265	}
		1266
		1267	sub load_orig {
		1268	my ($self) = @_;
		1269
		1270	$self->load_header_from ($self->load_path)
		1271	}
		1272
		1273	sub load_temp {
		1274	my ($self) = @_;
		1275
		1276	$self->load_header_from ($self->save_path)
		1277	}
		1278
		1279	sub load_header {
		1280	my ($self) = @_;
		1281
		1282	if ($self->load_temp) {
		1283	$self->last_access ((delete $self->{last_access})
		1284	\|\| $cf::RUNTIME); #d#
		1285	# safety
		1286	$self->{instantiate_time} = $cf::RUNTIME
		1287	if $self->{instantiate_time} > $cf::RUNTIME;
		1288	} else {
		1289	$self->load_orig
1167	or return;	1290	or return;
1168		1291
1169	$map->{load_path} = $path;	1292	$self->{load_original} = 1;
		1293	$self->{instantiate_time} = $cf::RUNTIME;
		1294	$self->last_access ($cf::RUNTIME);
		1295	$self->instantiate;
		1296	}
1170		1297
1171	$map	1298	1
1172	}	1299	}
1173		1300
1174	sub find;	1301	sub find;
1175	sub find {	1302	sub find {
1176	my ($path, $origin) = @_;	1303	my ($path, $origin) = @_;
1177		1304
1178	#warn "find<$path,$origin>\n";#d#
1179
1180	$path = new cf::path $path, $origin && $origin->path;	1305	$path = normalise $path, $origin && $origin->path;
1181	my $key = $path->as_string;
1182		1306
1183	cf::lock_wait "map_find:$key";	1307	cf::lock_wait "map_find:$path";
1184		1308
1185	$cf::MAP{$key} \|\| do {	1309	$cf::MAP{$path} \|\| do {
1186	my $guard = cf::lock_acquire "map_find:$key";	1310	my $guard = cf::lock_acquire "map_find:$path";
1187		1311	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;	1312	or return;
1207		1313
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;	1314	$map->{last_save} = $cf::RUNTIME;
1220		1315
1221	Coro::cede;	1316	$map->load_header
		1317	or return;
1222		1318
1223	if ($map->should_reset) {	1319	if ($map->should_reset) {
1224	$map->reset;	1320	$map->reset;
1225	undef $guard;	1321	undef $guard;
1226	$map = find $path	1322	$map = find $path
1227	or return;	1323	or return;
1228	}	1324	}
1229		1325
1230	$cf::MAP{$key} = $map	1326	$cf::MAP{$path} = $map
1231	}	1327	}
1232	}	1328	}
1233		1329
1234	sub load {	1330	sub load {
1235	my ($self) = @_;	1331	my ($self) = @_;
1236		1332
1237	my $path = $self->{path};	1333	my $path = $self->{path};
1238	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1334	my $guard = cf::lock_acquire "map_load:$path";
1239		1335
1240	return if $self->in_memory != cf::MAP_SWAPPED;	1336	return if $self->in_memory != cf::MAP_SWAPPED;
1241		1337
1242	$self->in_memory (cf::MAP_LOADING);	1338	$self->in_memory (cf::MAP_LOADING);
1243		1339
1244	$self->alloc;	1340	$self->alloc;
1245	$self->load_objects ($self->{load_path}, 1)	1341	$self->_load_objects ($self->{load_path}, 1)
1246	or return;	1342	or return;
1247		1343
1248	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1344	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1249	if delete $self->{load_original};	1345	if delete $self->{load_original};
1250		1346
1251	if (my $uniq = $path->uniq_path) {	1347	if (my $uniq = $self->uniq_path) {
1252	utf8::encode $uniq;	1348	utf8::encode $uniq;
1253	if (aio_open $uniq, O_RDONLY, 0) {	1349	if (aio_open $uniq, O_RDONLY, 0) {
1254	$self->clear_unique_items;	1350	$self->clear_unique_items;
1255	$self->load_objects ($uniq, 0);	1351	$self->_load_objects ($uniq, 0);
1256	}	1352	}
1257	}	1353	}
1258		1354
1259	Coro::cede;	1355	Coro::cede;
1260		1356
1261	# now do the right thing for maps	1357	# now do the right thing for maps
1262	$self->link_multipart_objects;	1358	$self->link_multipart_objects;
1263		1359
1264	if ($self->{path}->is_style_map) {	1360	unless ($self->{deny_activate}) {
1265	$self->{deny_save} = 1;	1361	$self->decay_objects;
1266	$self->{deny_reset} = 1;
1267	} else {
1268	$self->fix_auto_apply;	1362	$self->fix_auto_apply;
1269	$self->decay_objects;
1270	$self->update_buttons;	1363	$self->update_buttons;
		1364	Coro::cede;
1271	$self->set_darkness_map;	1365	$self->set_darkness_map;
1272	$self->difficulty ($self->estimate_difficulty)	1366	$self->difficulty ($self->estimate_difficulty)
1273	unless $self->difficulty;	1367	unless $self->difficulty;
		1368	Coro::cede;
1274	$self->activate;	1369	$self->activate;
1275	}	1370	}
1276		1371
1277	Coro::cede;
1278
1279	$self->in_memory (cf::MAP_IN_MEMORY);	1372	$self->in_memory (cf::MAP_IN_MEMORY);
		1373	}
		1374
		1375	sub customise_for {
		1376	my ($self, $ob) = @_;
		1377
		1378	return find "~" . $ob->name . "/" . $self->{path}
		1379	if $self->per_player;
		1380
		1381	$self
		1382	}
		1383
		1384	# find and load all maps in the 3x3 area around a map
		1385	sub load_diag {
		1386	my ($map) = @_;
		1387
		1388	my @diag; # diagonal neighbours
		1389
		1390	for (0 .. 3) {
		1391	my $neigh = $map->tile_path ($_)
		1392	or next;
		1393	$neigh = find $neigh, $map
		1394	or next;
		1395	$neigh->load;
		1396
		1397	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1398	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1399	}
		1400
		1401	for (@diag) {
		1402	my $neigh = find @$_
		1403	or next;
		1404	$neigh->load;
		1405	}
1280	}	1406	}
1281		1407
1282	sub find_sync {	1408	sub find_sync {
1283	my ($path, $origin) = @_;	1409	my ($path, $origin) = @_;
1284		1410
1285	cf::sync_job { cf::map::find $path, $origin }	1411	cf::sync_job { find $path, $origin }
1286	}	1412	}
1287		1413
1288	sub do_load_sync {	1414	sub do_load_sync {
1289	my ($map) = @_;	1415	my ($map) = @_;
1290		1416
1291	cf::sync_job { $map->load };	1417	cf::sync_job { $map->load };
1292	}	1418	}
1293		1419
		1420	our %MAP_PREFETCH;
		1421	our $MAP_PREFETCHER = Coro::async {
		1422	while () {
		1423	for my $path (keys %MAP_PREFETCH) {
		1424	my $map = find $path
		1425	or next;
		1426	$map->load;
		1427
		1428	delete $MAP_PREFETCH{$path};
		1429	}
		1430	Coro::schedule;
		1431	}
		1432	};
		1433
		1434	sub find_async {
		1435	my ($path, $origin) = @_;
		1436
		1437	$path = normalise $path, $origin && $origin->{path};
		1438
		1439	if (my $map = $cf::MAP{$path}) {
		1440	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1441	}
		1442
		1443	$MAP_PREFETCH{$path} = 0;
		1444	$MAP_PREFETCHER->ready;
		1445
		1446	()
		1447	}
		1448
1294	sub save {	1449	sub save {
1295	my ($self) = @_;	1450	my ($self) = @_;
1296		1451
1297	my $lock = cf::lock_acquire "map_data:" . $self->path;	1452	my $lock = cf::lock_acquire "map_data:" . $self->path;
1298		1453
1299	$self->{last_save} = $cf::RUNTIME;	1454	$self->{last_save} = $cf::RUNTIME;
1300		1455
1301	return unless $self->dirty;	1456	return unless $self->dirty;
1302		1457
1303	my $save = $self->{path}->save_path; utf8::encode $save;	1458	my $save = $self->save_path; utf8::encode $save;
1304	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1459	my $uniq = $self->uniq_path; utf8::encode $uniq;
1305		1460
1306	$self->{load_path} = $save;	1461	$self->{load_path} = $save;
1307		1462
1308	return if $self->{deny_save};	1463	return if $self->{deny_save};
1309		1464
1310	local $self->{last_access} = $self->last_access;#d#	1465	local $self->{last_access} = $self->last_access;#d#
1311		1466
		1467	cf::async {
		1468	$_->contr->save for $self->players;
		1469	};
		1470
1312	if ($uniq) {	1471	if ($uniq) {
1313	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);	1472	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);
1314	$self->save_objects ($uniq, cf::IO_UNIQUES);	1473	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1315	} else {	1474	} else {
1316	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);	1475	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);
1317	}	1476	}
1318	}	1477	}
1319		1478
1320	sub swap_out {	1479	sub swap_out {
1321	my ($self) = @_;	1480	my ($self) = @_;
…		…
1335		1494
1336	sub reset_at {	1495	sub reset_at {
1337	my ($self) = @_;	1496	my ($self) = @_;
1338		1497
1339	# TODO: safety, remove and allow resettable per-player maps	1498	# TODO: safety, remove and allow resettable per-player maps
1340	return 1e99 if $self->{path}{user_rel};	1499	return 1e99 if $self->isa ("ext::map_per_player");
1341	return 1e99 if $self->{deny_reset};	1500	return 1e99 if $self->{deny_reset};
1342		1501
1343	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1502	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1344	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;	1503	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;
1345		1504
…		…
1350	my ($self) = @_;	1509	my ($self) = @_;
1351		1510
1352	$self->reset_at <= $cf::RUNTIME	1511	$self->reset_at <= $cf::RUNTIME
1353	}	1512	}
1354		1513
1355	sub unlink_save {
1356	my ($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 {	1514	sub rename {
1364	my ($self, $new_path) = @_;	1515	my ($self, $new_path) = @_;
1365		1516
		1517	normalise $new_path;
		1518
1366	$self->unlink_save;	1519	$self->unlink_save;
1367		1520
1368	delete $cf::MAP{$self->path};	1521	delete $cf::MAP{$self->path};
1369	$self->{path} = new cf::path $new_path;	1522	$self->{path} = $new_path; $self->path ($self->{path});
1370	$self->path ($self->{path}->as_string);
1371	$cf::MAP{$self->path} = $self;	1523	$cf::MAP{$self->path} = $self;
1372		1524
1373	$self->save;	1525	$self->save;
1374	}	1526	}
1375		1527
1376	sub reset {	1528	sub reset {
1377	my ($self) = @_;	1529	my ($self) = @_;
1378		1530
1379	my $lock = cf::lock_acquire "map_data:" . $self->path;	1531	my $lock = cf::lock_acquire "map_data:$self->{path}";
1380		1532
1381	return if $self->players;	1533	return if $self->players;
1382	return if $self->{path}{user_rel};#d#	1534	return if $self->isa ("ext::map_per_player");#d#
1383		1535
1384	warn "resetting map ", $self->path;#d#	1536	warn "resetting map ", $self->path;#d#
1385		1537
1386	delete $cf::MAP{$self->path};	1538	delete $cf::MAP{$self->path};
		1539
		1540	$self->in_memory (cf::MAP_SWAPPED);
		1541	$self->clear;
1387		1542
1388	$_->clear_links_to ($self) for values %cf::MAP;	1543	$_->clear_links_to ($self) for values %cf::MAP;
1389		1544
1390	$self->unlink_save;	1545	$self->unlink_save;
1391	$self->destroy;	1546	$self->destroy;
…		…
1400	$self->reset_timeout (1);	1555	$self->reset_timeout (1);
1401	$self->rename ("{nuke}/" . ($nuke_counter++));	1556	$self->rename ("{nuke}/" . ($nuke_counter++));
1402	$self->reset; # polite request, might not happen	1557	$self->reset; # polite request, might not happen
1403	}	1558	}
1404		1559
1405	sub customise_for {	1560	=item cf::map::unique_maps
1406	my ($map, $ob) = @_;
1407		1561
1408	if ($map->per_player) {	1562	Returns an arrayref of paths of all shared maps that have
1409	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1563	instantiated unique items. May block.
1410	}
1411		1564
1412	$map	1565	=cut
1413	}
1414		1566
1415	sub emergency_save {	1567	sub unique_maps() {
1416	my $freeze_guard = cf::freeze_mainloop;	1568	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1569	or return;
1417		1570
1418	warn "enter emergency map save\n";	1571	my @paths;
1419		1572
1420	cf::sync_job {	1573	for (@$files) {
1421	warn "begin emergency map save\n";	1574	utf8::decode $_;
1422	$_->save for values %cf::MAP;	1575	next if /\.pst$/;
		1576	next unless /^$PATH_SEP/o;
		1577
		1578	s/\.map$//;
		1579	push @paths, $_;
1423	};	1580	}
1424		1581
1425	warn "end emergency map save\n";	1582	\@paths
1426	}	1583	}
1427		1584
1428	package cf;	1585	package cf;
1429		1586
1430	=back	1587	=back
1431		1588
		1589	=head3 cf::object
		1590
		1591	=cut
		1592
		1593	package cf::object;
		1594
		1595	=over 4
		1596
		1597	=item $ob->inv_recursive
		1598
		1599	Returns the inventory of the object _and_ their inventories, recursively.
		1600
		1601	=cut
		1602
		1603	sub inv_recursive_;
		1604	sub inv_recursive_ {
		1605	map { $_, inv_recursive_ $_->inv } @_
		1606	}
		1607
		1608	sub inv_recursive {
		1609	inv_recursive_ inv $_[0]
		1610	}
		1611
		1612	package cf;
		1613
		1614	=back
1432		1615
1433	=head3 cf::object::player	1616	=head3 cf::object::player
1434		1617
1435	=over 4	1618	=over 4
1436		1619
…		…
1476		1659
1477	=item $player_object->enter_link	1660	=item $player_object->enter_link
1478		1661
1479	Freezes the player and moves him/her to a special map (C<{link}>).	1662	Freezes the player and moves him/her to a special map (C<{link}>).
1480		1663
1481	The player should be reaosnably safe there for short amounts of time. You	1664	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.	1665	I<MUST> call C<leave_link> as soon as possible, though.
1483		1666
		1667	Will never block.
		1668
1484	=item $player_object->leave_link ($map, $x, $y)	1669	=item $player_object->leave_link ($map, $x, $y)
1485		1670
1486	Moves the player out of the specila link map onto the given map. If the	1671	Moves the player out of the special C<{link}> map onto the specified
1487	map is not valid (or omitted), the player will be moved back to the	1672	map. If the map is not valid (or omitted), the player will be moved back
1488	location he/she was before the call to C<enter_link>, or, if that fails,	1673	to the location he/she was before the call to C<enter_link>, or, if that
1489	to the emergency map position.	1674	fails, to the emergency map position.
1490		1675
1491	Might block.	1676	Might block.
1492		1677
1493	=cut	1678	=cut
		1679
		1680	sub link_map {
		1681	unless ($LINK_MAP) {
		1682	$LINK_MAP = cf::map::find "{link}"
		1683	or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 };
		1684	$LINK_MAP->load;
		1685	}
		1686
		1687	$LINK_MAP
		1688	}
1494		1689
1495	sub cf::object::player::enter_link {	1690	sub cf::object::player::enter_link {
1496	my ($self) = @_;	1691	my ($self) = @_;
1497		1692
1498	$self->deactivate_recursive;	1693	$self->deactivate_recursive;
1499		1694
1500	return if $self->map == $LINK_MAP;	1695	return if UNIVERSAL::isa $self->map, "ext::map_link";
1501		1696
1502	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]	1697	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]
1503	if $self->map;	1698	if $self->map;
1504		1699
1505	$self->enter_map ($LINK_MAP, 20, 20);	1700	$self->enter_map ($LINK_MAP \|\| link_map, 20, 20);
1506	}	1701	}
1507		1702
1508	sub cf::object::player::leave_link {	1703	sub cf::object::player::leave_link {
1509	my ($self, $map, $x, $y) = @_;	1704	my ($self, $map, $x, $y) = @_;
1510		1705
…		…
1528	# use -1 or undef as default coordinates, not 0, 0	1723	# use -1 or undef as default coordinates, not 0, 0
1529	($x, $y) = ($map->enter_x, $map->enter_y)	1724	($x, $y) = ($map->enter_x, $map->enter_y)
1530	if $x <=0 && $y <= 0;	1725	if $x <=0 && $y <= 0;
1531		1726
1532	$map->load;	1727	$map->load;
		1728	$map->load_diag;
1533		1729
		1730	return unless $self->contr->active;
1534	$self->activate_recursive;	1731	$self->activate_recursive;
1535	$self->enter_map ($map, $x, $y);	1732	$self->enter_map ($map, $x, $y);
1536	}	1733	}
1537		1734
1538	cf::player->attach (	1735	cf::player->attach (
…		…
1550	my ($pl) = @_;	1747	my ($pl) = @_;
1551		1748
1552	# try to abort aborted map switching on player login :)	1749	# try to abort aborted map switching on player login :)
1553	# should happen only on crashes	1750	# should happen only on crashes
1554	if ($pl->ob->{_link_pos}) {	1751	if ($pl->ob->{_link_pos}) {
1555
1556	$pl->ob->enter_link;	1752	$pl->ob->enter_link;
1557	(async {	1753	(async {
1558	# we need this sleep as the login has a concurrent enter_exit running	1754	# 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	1755	# and this sleep increases chances of the player not ending up in scorn
1560	$pl->ob->reply (undef,	1756	$pl->ob->reply (undef,
…		…
1576	my ($self, $path, $x, $y) = @_;	1772	my ($self, $path, $x, $y) = @_;
1577		1773
1578	$self->enter_link;	1774	$self->enter_link;
1579		1775
1580	(async {	1776	(async {
1581	$path = new cf::path $path;
1582
1583	my $map = cf::map::find $path->as_string;	1777	my $map = cf::map::find $path;
1584	$map = $map->customise_for ($self) if $map;	1778	$map = $map->customise_for ($self) if $map;
1585		1779
1586	# warn "entering ", $map->path, " at ($x, $y)\n"	1780	# warn "entering ", $map->path, " at ($x, $y)\n"
1587	# if $map;	1781	# if $map;
1588		1782
1589	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE \| cf::NDI_RED);	1783	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE \| cf::NDI_RED);
1590		1784
1591	$self->leave_link ($map, $x, $y);	1785	$self->leave_link ($map, $x, $y);
1592	})->prio (1);	1786	})->prio (1);
1593	}	1787	}
1594		1788
…		…
1653	$self->deactivate_recursive; # just to be sure	1847	$self->deactivate_recursive; # just to be sure
1654	unless (eval {	1848	unless (eval {
1655	prepare_random_map $exit	1849	prepare_random_map $exit
1656	if $exit->slaying eq "/!";	1850	if $exit->slaying eq "/!";
1657		1851
1658	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;	1852	my $path = new_from_path cf::map $exit->slaying, $exit->map && $exit->map->path;
1659	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);	1853	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1660		1854
1661	1;	1855	1;
1662	}) {	1856	}) {
1663	$self->message ("Something went wrong deep within the crossfire server. "	1857	$self->message ("Something went wrong deep within the crossfire server. "
1664	. "I'll try to bring you back to the map you were before. "	1858	. "I'll try to bring you back to the map you were before. "
1665	. "Please report this to the dungeon master",	1859	. "Please report this to the dungeon master!",
1666	cf::NDI_UNIQUE \| cf::NDI_RED);	1860	cf::NDI_UNIQUE \| cf::NDI_RED);
1667		1861
1668	warn "ERROR in enter_exit: $@";	1862	warn "ERROR in enter_exit: $@";
1669	$self->leave_link;	1863	$self->leave_link;
1670	}	1864	}
…		…
2002	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	2196	$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};	2197	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2004		2198
2005	if (exists $CFG{mlockall}) {	2199	if (exists $CFG{mlockall}) {
2006	eval {	2200	eval {
2007	$CFG{mlockall} ? &mlockall : &munlockall	2201	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2008	and die "WARNING: m(un)lockall failed: $!\n";	2202	and die "WARNING: m(un)lockall failed: $!\n";
2009	};	2203	};
2010	warn $@ if $@;	2204	warn $@ if $@;
2011	}	2205	}
2012	}	2206	}
…		…
2023	load_extensions;	2217	load_extensions;
2024	Event::loop;	2218	Event::loop;
2025	}	2219	}
2026		2220
2027	#############################################################################	2221	#############################################################################
2028	# initialisation	2222	# initialisation and cleanup
		2223
		2224	# install some emergency cleanup handlers
		2225	BEGIN {
		2226	for my $signal (qw(INT HUP TERM)) {
		2227	Event->signal (
		2228	data => WF_AUTOCANCEL,
		2229	signal => $signal,
		2230	cb => sub {
		2231	cf::cleanup "SIG$signal";
		2232	},
		2233	);
		2234	}
		2235	}
		2236
		2237	sub emergency_save() {
		2238	my $freeze_guard = cf::freeze_mainloop;
		2239
		2240	warn "enter emergency perl save\n";
		2241
		2242	cf::sync_job {
		2243	# use a peculiar iteration method to avoid tripping on perl
		2244	# refcount bugs in for. also avoids problems with players
		2245	# and maps saved/destroyed asynchronously.
		2246	warn "begin emergency player save\n";
		2247	for my $login (keys %cf::PLAYER) {
		2248	my $pl = $cf::PLAYER{$login} or next;
		2249	$pl->valid or next;
		2250	$pl->save;
		2251	}
		2252	warn "end emergency player save\n";
		2253
		2254	warn "begin emergency map save\n";
		2255	for my $path (keys %cf::MAP) {
		2256	my $map = $cf::MAP{$path} or next;
		2257	$map->valid or next;
		2258	$map->save;
		2259	}
		2260	warn "end emergency map save\n";
		2261	};
		2262
		2263	warn "leave emergency perl save\n";
		2264	}
2029		2265
2030	sub reload() {	2266	sub reload() {
2031	# can/must only be called in main	2267	# can/must only be called in main
2032	if ($Coro::current != $Coro::main) {	2268	if ($Coro::current != $Coro::main) {
2033	warn "can only reload from main coroutine\n";	2269	warn "can only reload from main coroutine\n";
2034	return;	2270	return;
2035	}	2271	}
2036		2272
2037	warn "reloading...";	2273	warn "reloading...";
2038		2274
		2275	warn "freezing server";
2039	my $guard = freeze_mainloop;	2276	my $guard = freeze_mainloop;
2040	cf::emergency_save;	2277	cf::emergency_save;
2041		2278
		2279	warn "sync database to disk";
		2280	cf::db_sync;
		2281	IO::AIO::flush;
		2282
2042	eval {	2283	eval {
2043	# if anything goes wrong in here, we should simply crash as we already saved	2284	# if anything goes wrong in here, we should simply crash as we already saved
2044		2285
2045	# cancel all watchers	2286	warn "cancel all watchers";
2046	for (Event::all_watchers) {	2287	for (Event::all_watchers) {
2047	$_->cancel if $_->data & WF_AUTOCANCEL;	2288	$_->cancel if $_->data & WF_AUTOCANCEL;
2048	}	2289	}
2049		2290
2050	# cancel all extension coros	2291	warn "cancel all extension coros";
2051	$_->cancel for values %EXT_CORO;	2292	$_->cancel for values %EXT_CORO;
2052	%EXT_CORO = ();	2293	%EXT_CORO = ();
2053		2294
		2295	warn "remove commands";
		2296	%COMMAND = ();
		2297
		2298	warn "remove ext commands";
		2299	%EXTCMD = ();
		2300
2054	# unload all extensions	2301	warn "unload/nuke all extensions";
2055	for (@exts) {	2302	for my $pkg (@EXTS) {
2056	warn "unloading <$_>";	2303	warn "... unloading $pkg";
2057	unload_extension $_;	2304
		2305	if (my $cb = $pkg->can ("unload")) {
		2306	eval {
		2307	$cb->($pkg);
		2308	1
		2309	} or warn "$pkg unloaded, but with errors: $@";
2058	}	2310	}
2059		2311
		2312	warn "... nuking $pkg";
		2313	Symbol::delete_package $pkg;
		2314	}
		2315
2060	# unload all modules loaded from $LIBDIR	2316	warn "unload all perl modules loaded from $LIBDIR";
2061	while (my ($k, $v) = each %INC) {	2317	while (my ($k, $v) = each %INC) {
2062	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2318	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2063		2319
2064	warn "removing <$k>";	2320	warn "removing <$k>";
2065	delete $INC{$k};	2321	delete $INC{$k};
…		…
2072	}	2328	}
2073		2329
2074	Symbol::delete_package $k;	2330	Symbol::delete_package $k;
2075	}	2331	}
2076		2332
2077	# sync database to disk
2078	cf::db_sync;
2079	IO::AIO::flush;
2080
2081	# get rid of safe::, as good as possible	2333	warn "get rid of safe::, as good as possible";
2082	Symbol::delete_package "safe::$_"	2334	Symbol::delete_package "safe::$_"
2083	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2335	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2084		2336
2085	# remove register_script_function callbacks
2086	# TODO
2087
2088	# unload cf.pm "a bit"	2337	warn "unload cf.pm \"a bit\"";
2089	delete $INC{"cf.pm"};	2338	delete $INC{"cf.pm"};
2090		2339
2091	# don't, removes xs symbols, too,	2340	# don't, removes xs symbols, too,
2092	# and global variables created in xs	2341	# and global variables created in xs
2093	#Symbol::delete_package __PACKAGE__;	2342	#Symbol::delete_package __PACKAGE__;
2094		2343
2095	# reload cf.pm
2096	warn "reloading cf.pm";	2344	warn "reloading cf.pm";
2097	require cf;	2345	require cf;
2098	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2346	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2099		2347
2100	# load config and database again	2348	warn "load config and database again";
2101	cf::cfg_load;	2349	cf::cfg_load;
2102	cf::db_load;	2350	cf::db_load;
2103		2351
2104	# load extensions
2105	warn "load extensions";	2352	warn "load extensions";
2106	cf::load_extensions;	2353	cf::load_extensions;
2107		2354
2108	# reattach attachments to objects	2355	warn "reattach attachments to objects/players";
2109	warn "reattach";
2110	_global_reattach;	2356	_global_reattach;
		2357	warn "reattach attachments to maps";
		2358	reattach $_ for values %MAP;
2111	};	2359	};
2112		2360
2113	if ($@) {	2361	if ($@) {
2114	warn $@;	2362	warn $@;
2115	warn "error while reloading, exiting.";	2363	warn "error while reloading, exiting.";
2116	exit 1;	2364	exit 1;
2117	}	2365	}
2118		2366
2119	warn "reloaded successfully";	2367	warn "reloaded";
2120	};	2368	};
2121
2122	#############################################################################
2123
2124	unless ($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} = $LINK_MAP;
2163	}
2164
2165	register "<global>", __PACKAGE__;
2166		2369
2167	register_command "reload" => sub {	2370	register_command "reload" => sub {
2168	my ($who, $arg) = @_;	2371	my ($who, $arg) = @_;
2169		2372
2170	if ($who->flag (FLAG_WIZ)) {	2373	if ($who->flag (FLAG_WIZ)) {
…		…
2180	reentrant => 0,	2383	reentrant => 0,
2181	prio => 0,	2384	prio => 0,
2182	at => $NEXT_TICK \|\| $TICK,	2385	at => $NEXT_TICK \|\| $TICK,
2183	data => WF_AUTOCANCEL,	2386	data => WF_AUTOCANCEL,
2184	cb => sub {	2387	cb => sub {
		2388	$NOW = Event::time;
		2389
2185	cf::server_tick; # one server iteration	2390	cf::server_tick; # one server iteration
2186	$RUNTIME += $TICK;	2391	$RUNTIME += $TICK;
2187	$NEXT_TICK += $TICK;	2392	$NEXT_TICK += $TICK;
		2393
		2394	$WAIT_FOR_TICK->broadcast;
		2395	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2188		2396
2189	# if we are delayed by four ticks or more, skip them all	2397	# if we are delayed by four ticks or more, skip them all
2190	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2398	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2191		2399
2192	$TICK_WATCHER->at ($NEXT_TICK);	2400	$TICK_WATCHER->at ($NEXT_TICK);

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Comparing cf.schmorp.de/server/lib/cf.pm (file contents): Revision 1.140 by root, Fri Jan 5 20:04:02 2007 UTC vs. Revision 1.167 by root, Sat Jan 13 23:32:43 2007 UTC

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Comparing cf.schmorp.de/server/lib/cf.pm (file contents):
Revision 1.140 by root, Fri Jan 5 20:04:02 2007 UTC vs.
Revision 1.167 by root, Sat Jan 13 23:32:43 2007 UTC