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

Comparing cf.schmorp.de/server/lib/cf.pm (file contents):
Revision 1.143 by root, Sun Jan 7 02:39:14 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;
…		…
49	our $UPTIME; $UPTIME \|\|= time;	54	our $UPTIME; $UPTIME \|\|= time;
50	our $RUNTIME;	55	our $RUNTIME;
51		56
52	our %PLAYER; # all users	57	our %PLAYER; # all users
53	our %MAP; # all maps	58	our %MAP; # all maps
54	our $LINK_MAP; # the special {link} map	59	our $LINK_MAP; # the special {link} map, which is always available
55	our $RANDOM_MAPS = cf::localdir . "/random";	60	our $RANDOM_MAPS = cf::localdir . "/random";
56	our %EXT_CORO; # coroutines bound to extensions	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
57		67
58	binmode STDOUT;	68	binmode STDOUT;
59	binmode STDERR;	69	binmode STDERR;
60		70
61	# read virtual server time, if available	71	# read virtual server time, if available
…		…
69	mkdir cf::localdir . "/" . cf::playerdir;	79	mkdir cf::localdir . "/" . cf::playerdir;
70	mkdir cf::localdir . "/" . cf::tmpdir;	80	mkdir cf::localdir . "/" . cf::tmpdir;
71	mkdir cf::localdir . "/" . cf::uniquedir;	81	mkdir cf::localdir . "/" . cf::uniquedir;
72	mkdir $RANDOM_MAPS;	82	mkdir $RANDOM_MAPS;
73		83
74	# a special map that is always available
75	our $LINK_MAP;
76	our $EMERGENCY_POSITION;	84	our $EMERGENCY_POSITION;
77		85
78	#############################################################################	86	#############################################################################
79		87
80	=head2 GLOBAL VARIABLES	88	=head2 GLOBAL VARIABLES
…		…
105		113
106	=item %cf::CFG	114	=item %cf::CFG
107		115
108	Configuration for the server, loaded from C</etc/crossfire/config>, or	116	Configuration for the server, loaded from C</etc/crossfire/config>, or
109	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.
110		125
111	=back	126	=back
112		127
113	=cut	128	=cut
114		129
…		…
118	utf8::encode $msg;	133	utf8::encode $msg;
119		134
120	$msg .= "\n"	135	$msg .= "\n"
121	unless $msg =~ /\n$/;	136	unless $msg =~ /\n$/;
122		137
123	LOG llevError, "cfperl: $msg";	138	LOG llevError, $msg;
124	};	139	};
125	}	140	}
126		141
127	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	142	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
128	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	143	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
…		…
146		161
147	$Event::DIED = sub {	162	$Event::DIED = sub {
148	warn "error in event callback: @_";	163	warn "error in event callback: @_";
149	};	164	};
150		165
151	my %ext_pkg;
152	my @exts;
153	my @hook;
154
155	=head2 UTILITY FUNCTIONS	166	=head2 UTILITY FUNCTIONS
156		167
157	=over 4	168	=over 4
158		169
		170	=item dumpval $ref
		171
159	=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	}
160		192
161	use JSON::Syck (); # TODO# replace by JSON::PC once working	193	use JSON::Syck (); # TODO# replace by JSON::PC once working
162		194
163	=item $ref = cf::from_json $json	195	=item $ref = cf::from_json $json
164		196
…		…
287	}	319	}
288	}	320	}
289		321
290	=item $coro = cf::async_ext { BLOCK }	322	=item $coro = cf::async_ext { BLOCK }
291		323
292	Like async, but this coro is automcatially being canceled when the	324	Like async, but this coro is automatically being canceled when the
293	extension calling this is being unloaded.	325	extension calling this is being unloaded.
294		326
295	=cut	327	=cut
296		328
297	sub async_ext(&) {	329	sub async_ext(&) {
…		…
306		338
307	$coro	339	$coro
308	}	340	}
309		341
310	sub write_runtime {	342	sub write_runtime {
		343	return unless $TICK_WATCHER->is_active;
		344
311	my $runtime = cf::localdir . "/runtime";	345	my $runtime = cf::localdir . "/runtime";
312		346
313	my $fh = aio_open "$runtime~", O_WRONLY \| O_CREAT, 0644	347	my $fh = aio_open "$runtime~", O_WRONLY \| O_CREAT, 0644
314	or return;	348	or return;
315		349
…		…
330	}	364	}
331		365
332	=back	366	=back
333		367
334	=cut	368	=cut
335
336	#############################################################################
337
338	package cf::path;
339
340	sub new {
341	my ($class, $path, $base) = @_;
342
343	$path = $path->as_string if ref $path;
344
345	my $self = bless { }, $class;
346
347	# {... are special paths that are not touched
348	# ?xxx/... are special absolute paths
349	# ?random/... random maps
350	# /! non-realised random map exit
351	# /... normal maps
352	# ~/... per-player maps without a specific player (DO NOT USE)
353	# ~user/... per-player map of a specific user
354
355	if ($path =~ /^{/) {
356	# fine as it is
357	} elsif ($path =~ s{^\?random/}{}) {
358	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
359	$self->{random} = cf::from_json $data;
360	} else {
361	if ($path =~ s{^~([^/]+)?}{}) {
362	$self->{user_rel} = 1;
363
364	if (defined $1) {
365	$self->{user} = $1;
366	} elsif ($base =~ m{^~([^/]+)/}) {
367	$self->{user} = $1;
368	} else {
369	warn "cannot resolve user-relative path without user <$path,$base>\n";
370	}
371	} elsif ($path =~ /^\//) {
372	# already absolute
373	} else {
374	$base =~ s{[^/]+/?$}{};
375	return $class->new ("$base/$path");
376	}
377
378	for ($path) {
379	redo if s{/\.?/}{/};
380	redo if s{/[^/]+/\.\./}{/};
381	}
382	}
383
384	$self->{path} = $path;
385
386	$self
387	}
388
389	# the name / primary key / in-game path
390	sub as_string {
391	my ($self) = @_;
392
393	$self->{user_rel} ? "~$self->{user}$self->{path}"
394	: $self->{random} ? "?random/$self->{path}"
395	: $self->{path}
396	}
397
398	# the displayed name, this is a one way mapping
399	sub visible_name {
400	my ($self) = @_;
401
402	# if (my $rmp = $self->{random}) {
403	# # todo: be more intelligent about this
404	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
405	# } else {
406	$self->as_string
407	# }
408	}
409
410	# escape the /'s in the path
411	sub _escaped_path {
412	# ∕ is U+2215
413	(my $path = $_[0]{path}) =~ s/\//∕/g;
414	$path
415	}
416
417	# the original (read-only) location
418	sub load_path {
419	my ($self) = @_;
420
421	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
422	}
423
424	# the temporary/swap location
425	sub save_path {
426	my ($self) = @_;
427
428	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
429	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
430	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
431	}
432
433	# the unique path, might be eq to save_path
434	sub uniq_path {
435	my ($self) = @_;
436
437	$self->{user_rel} \|\| $self->{random}
438	? undef
439	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
440	}
441
442	# return random map parameters, or undef
443	sub random_map_params {
444	my ($self) = @_;
445
446	$self->{random}
447	}
448
449	# this is somewhat ugly, but style maps do need special treatment
450	sub is_style_map {
451	$_[0]{path} =~ m{^/styles/}
452	}
453
454	package cf;
455		369
456	#############################################################################	370	#############################################################################
457		371
458	=head2 ATTACHABLE OBJECTS	372	=head2 ATTACHABLE OBJECTS
459		373
…		…
906	=cut	820	=cut
907		821
908	sub register_extcmd {	822	sub register_extcmd {
909	my ($name, $cb) = @_;	823	my ($name, $cb) = @_;
910		824
911	my $caller = caller;
912	#warn "registering extcmd '$name' to '$caller'";
913
914	$EXTCMD{$name} = [$cb, $caller];	825	$EXTCMD{$name} = $cb;
915	}	826	}
916		827
917	cf::player->attach (	828	cf::player->attach (
918	on_command => sub {	829	on_command => sub {
919	my ($pl, $name, $params) = @_;	830	my ($pl, $name, $params) = @_;
…		…
932		843
933	my $msg = eval { from_json $buf };	844	my $msg = eval { from_json $buf };
934		845
935	if (ref $msg) {	846	if (ref $msg) {
936	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	847	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
937	if (my %reply = $cb->[0]->($pl, $msg)) {	848	if (my %reply = $cb->($pl, $msg)) {
938	$pl->ext_reply ($msg->{msgid}, %reply);	849	$pl->ext_reply ($msg->{msgid}, %reply);
939	}	850	}
940	}	851	}
941	} else {	852	} else {
942	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	853	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
944		855
945	cf::override;	856	cf::override;
946	},	857	},
947	);	858	);
948		859
949	sub register {
950	my ($base, $pkg) = @_;
951
952	#TODO
953	}
954
955	sub load_extension {	860	sub load_extension {
956	my ($path) = @_;	861	my ($path) = @_;
957		862
958	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	863	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
959	my $base = $1;	864	my $base = $1;
960	my $pkg = $1;	865	my $pkg = $1;
961	$pkg =~ s/[^[:word:]]/_/g;	866	$pkg =~ s/[^[:word:]]/_/g;
962	$pkg = "ext::$pkg";	867	$pkg = "ext::$pkg";
963		868
964	warn "loading '$path' into '$pkg'\n";	869	warn "... loading '$path' into '$pkg'\n";
965		870
966	open my $fh, "<:utf8", $path	871	open my $fh, "<:utf8", $path
967	or die "$path: $!";	872	or die "$path: $!";
968		873
969	my $source =	874	my $source =
970	"package $pkg; use strict; use utf8;\n"	875	"package $pkg; use strict; use utf8;\n"
971	. "#line 1 \"$path\"\n{\n"	876	. "#line 1 \"$path\"\n{\n"
972	. (do { local $/; <$fh> })	877	. (do { local $/; <$fh> })
973	. "\n};\n1";	878	. "\n};\n1";
974		879
975	eval $source	880	unless (eval $source) {
976	or die $@ ? "$path: $@\n"	881	my $msg = $@ ? "$path: $@\n"
977	: "extension disabled.\n";	882	: "extension disabled.\n";
978		883	if ($source =~ /^#!.perl.#.*MANDATORY/m) { # ugly match
979	push @exts, $pkg;	884	warn $@;
980	$ext_pkg{$base} = $pkg;	885	warn "mandatory extension failed to load, exiting.\n";
981		886	exit 1;
982	# no strict 'refs';	887	}
983	# @{"$pkg\::ISA"} = ext::;	888	die $@;
984
985	register $base, $pkg;
986	}
987
988	sub unload_extension {
989	my ($pkg) = @_;
990
991	warn "removing extension $pkg\n";
992
993	# remove hooks
994	#TODO
995	# for my $idx (0 .. $#PLUGIN_EVENT) {
996	# delete $hook[$idx]{$pkg};
997	# }	889	}
998		890
999	# remove commands	891	push @EXTS, $pkg;
1000	for my $name (keys %COMMAND) {
1001	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
1002
1003	if (@cb) {
1004	$COMMAND{$name} = \@cb;
1005	} else {
1006	delete $COMMAND{$name};
1007	}
1008	}
1009
1010	# remove extcmds
1011	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1012	delete $EXTCMD{$name};
1013	}
1014
1015	if (my $cb = $pkg->can ("unload")) {
1016	eval {
1017	$cb->($pkg);
1018	1
1019	} or warn "$pkg unloaded, but with errors: $@";
1020	}
1021
1022	Symbol::delete_package $pkg;
1023	}	892	}
1024		893
1025	sub load_extensions {	894	sub load_extensions {
1026	for my $ext (<$LIBDIR/*.ext>) {	895	for my $ext (<$LIBDIR/*.ext>) {
1027	next unless -r $ext;	896	next unless -r $ext;
…		…
1031	} or warn "$ext not loaded: $@";	900	} or warn "$ext not loaded: $@";
1032	}	901	}
1033	}	902	}
1034		903
1035	#############################################################################	904	#############################################################################
1036	# load/save/clean perl data associated with a map
1037
1038	*cf::mapsupport::on_clean = sub {
1039	my ($map) = @_;
1040
1041	my $path = $map->tmpname;
1042	defined $path or return;
1043
1044	unlink "$path.pst";
1045	};
1046
1047	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1048
1049	#############################################################################
1050	# load/save perl data associated with player->ob objects
1051
1052	sub all_objects(@) {
1053	@_, map all_objects ($_->inv), @_
1054	}
1055
1056	# TODO: compatibility cruft, remove when no longer needed
1057	cf::player->attach (
1058	on_load => sub {
1059	my ($pl, $path) = @_;
1060
1061	for my $o (all_objects $pl->ob) {
1062	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1063	$o->set_ob_key_value ("_perl_data");
1064
1065	%$o = %{ Storable::thaw pack "H*", $value };
1066	}
1067	}
1068	},
1069	);
1070
1071	#############################################################################
1072		905
1073	=head2 CORE EXTENSIONS	906	=head2 CORE EXTENSIONS
1074		907
1075	Functions and methods that extend core crossfire objects.	908	Functions and methods that extend core crossfire objects.
1076		909
1077	=cut	910	=cut
1078		911
1079	package cf::player;	912	package cf::player;
1080		913
		914	use Coro::AIO;
		915
1081	=head3 cf::player	916	=head3 cf::player
1082		917
1083	=over 4	918	=over 4
1084		919
1085	=item cf::player::find $login	920	=item cf::player::find $login
1086		921
1087	Returns the given player object, loading it if necessary (might block).	922	Returns the given player object, loading it if necessary (might block).
1088		923
1089	=cut	924	=cut
1090		925
		926	sub playerdir($) {
		927	cf::localdir
		928	. "/"
		929	. cf::playerdir
		930	. "/"
		931	. (ref $_[0] ? $_[0]->ob->name : $_[0])
		932	}
		933
1091	sub path($) {	934	sub path($) {
1092	sprintf "%s/%s/%s/%s.pl",	935	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
1093	cf::localdir, cf::playerdir,	936
1094	(ref $_[0] ? $_[0]->ob->name : $_[0]) x 2	937	(playerdir $login) . "/$login.pl"
1095	}	938	}
1096		939
1097	sub find_active($) {	940	sub find_active($) {
1098	$cf::PLAYER{$_[0]}	941	$cf::PLAYER{$_[0]}
1099	and $cf::PLAYER{$_[0]}->active	942	and $cf::PLAYER{$_[0]}->active
…		…
1111	return $cf::PLAYER{$_[0]} \|\| do {	954	return $cf::PLAYER{$_[0]} \|\| do {
1112	my $login = $_[0];	955	my $login = $_[0];
1113		956
1114	my $guard = cf::lock_acquire "user_find:$login";	957	my $guard = cf::lock_acquire "user_find:$login";
1115		958
1116	$cf::PLAYER{$login} \|\|= (load_pl path $login or return);	959	$cf::PLAYER{$_[0]} \|\| do {
		960	my $pl = load_pl path $login
		961	or return;
		962	$cf::PLAYER{$login} = $pl
		963	}
1117	};	964	}
1118	}	965	}
1119		966
1120	sub save($) {	967	sub save($) {
1121	my ($pl) = @_;	968	my ($pl) = @_;
1122		969
…		…
1124		971
1125	my $path = path $pl;	972	my $path = path $pl;
1126	my $guard = cf::lock_acquire "user_save:$path";	973	my $guard = cf::lock_acquire "user_save:$path";
1127		974
1128	return if $pl->{deny_save};	975	return if $pl->{deny_save};
		976
		977	aio_mkdir playerdir $pl, 0770;
1129	$pl->{last_save} = $cf::RUNTIME;	978	$pl->{last_save} = $cf::RUNTIME;
1130		979
1131	Coro::cede;
1132	$pl->save_pl ($path);	980	$pl->save_pl ($path);
1133	Coro::cede;	981	Coro::cede;
1134	}	982	}
1135		983
1136	sub new($) {	984	sub new($) {
…		…
1144	$cf::PLAYER{$login} = $self;	992	$cf::PLAYER{$login} = $self;
1145		993
1146	$self	994	$self
1147	}	995	}
1148		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
		1073	}
		1074
1149	=item $player->ext_reply ($msgid, $msgtype, %msg)	1075	=item $player->ext_reply ($msgid, $msgtype, %msg)
1150		1076
1151	Sends an ext reply to the player.	1077	Sends an ext reply to the player.
1152		1078
1153	=cut	1079	=cut
…		…
1174	package cf::map;	1100	package cf::map;
1175		1101
1176	use Fcntl;	1102	use Fcntl;
1177	use Coro::AIO;	1103	use Coro::AIO;
1178		1104
		1105	use overload
		1106	'""' => \&as_string;
		1107
1179	our $MAX_RESET = 3600;	1108	our $MAX_RESET = 3600;
1180	our $DEFAULT_RESET = 3000;	1109	our $DEFAULT_RESET = 3000;
1181		1110
1182	sub generate_random_map {	1111	sub generate_random_map {
1183	my ($path, $rmp) = @_;	1112	my ($self, $rmp) = @_;
1184		1113
1185	# mit "rum" bekleckern, nicht	1114	# mit "rum" bekleckern, nicht
1186	cf::map::_create_random_map	1115	$self->_create_random_map (
1187	$path,
1188	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1116	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1189	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1117	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1190	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1118	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1191	$rmp->{exit_on_final_map},	1119	$rmp->{exit_on_final_map},
1192	$rmp->{xsize}, $rmp->{ysize},	1120	$rmp->{xsize}, $rmp->{ysize},
1193	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1121	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1194	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1122	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1195	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1123	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1196	$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},
1197	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1125	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1198	(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
1199	}	1233	}
1200		1234
1201	# and all this just because we cannot iterate over	1235	# and all this just because we cannot iterate over
1202	# all maps in C++...	1236	# all maps in C++...
1203	sub change_all_map_light {	1237	sub change_all_map_light {
…		…
1205		1239
1206	$_->change_map_light ($change)	1240	$_->change_map_light ($change)
1207	for grep $_->outdoor, values %cf::MAP;	1241	for grep $_->outdoor, values %cf::MAP;
1208	}	1242	}
1209		1243
		1244	sub unlink_save {
		1245	my ($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
1210	sub try_load_header($) {	1252	sub load_header_from($) {
1211	my ($path) = @_;	1253	my ($self, $path) = @_;
1212		1254
1213	utf8::encode $path;	1255	utf8::encode $path;
1214	aio_open $path, O_RDONLY, 0	1256	aio_open $path, O_RDONLY, 0
1215	or return;	1257	or return;
1216		1258
1217	my $map = cf::map::new	1259	$self->_load_header ($path)
1218	or return;	1260	or return;
1219		1261
1220	# for better error messages only, will be overwritten	1262	$self->{load_path} = $path;
1221	$map->path ($path);
1222		1263
1223	$map->load_header ($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
1224	or return;	1290	or return;
1225		1291
1226	$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	}
1227		1297
1228	$map	1298	1
1229	}	1299	}
1230		1300
1231	sub find;	1301	sub find;
1232	sub find {	1302	sub find {
1233	my ($path, $origin) = @_;	1303	my ($path, $origin) = @_;
1234		1304
1235	#warn "find<$path,$origin>\n";#d#
1236
1237	$path = new cf::path $path, $origin && $origin->path;	1305	$path = normalise $path, $origin && $origin->path;
1238	my $key = $path->as_string;
1239		1306
1240	cf::lock_wait "map_find:$key";	1307	cf::lock_wait "map_find:$path";
1241		1308
1242	$cf::MAP{$key} \|\| do {	1309	$cf::MAP{$path} \|\| do {
1243	my $guard = cf::lock_acquire "map_find:$key";	1310	my $guard = cf::lock_acquire "map_find:$path";
1244		1311	my $map = new_from_path cf::map $path
1245	# do it the slow way
1246	my $map = try_load_header $path->save_path;
1247
1248	Coro::cede;
1249
1250	if ($map) {
1251	$map->last_access ((delete $map->{last_access})
1252	\|\| $cf::RUNTIME); #d#
1253	# safety
1254	$map->{instantiate_time} = $cf::RUNTIME
1255	if $map->{instantiate_time} > $cf::RUNTIME;
1256	} else {
1257	if (my $rmp = $path->random_map_params) {
1258	$map = generate_random_map $key, $rmp;
1259	} else {
1260	$map = try_load_header $path->load_path;
1261	}
1262
1263	$map or return;	1312	or return;
1264		1313
1265	$map->{load_original} = 1;
1266	$map->{instantiate_time} = $cf::RUNTIME;
1267	$map->last_access ($cf::RUNTIME);
1268	$map->instantiate;
1269
1270	# per-player maps become, after loading, normal maps
1271	$map->per_player (0) if $path->{user_rel};
1272	}
1273
1274	$map->path ($key);
1275	$map->{path} = $path;
1276	$map->{last_save} = $cf::RUNTIME;	1314	$map->{last_save} = $cf::RUNTIME;
1277		1315
1278	Coro::cede;	1316	$map->load_header
		1317	or return;
1279		1318
1280	if ($map->should_reset) {	1319	if ($map->should_reset) {
1281	$map->reset;	1320	$map->reset;
1282	undef $guard;	1321	undef $guard;
1283	$map = find $path	1322	$map = find $path
1284	or return;	1323	or return;
1285	}	1324	}
1286		1325
1287	$cf::MAP{$key} = $map	1326	$cf::MAP{$path} = $map
1288	}	1327	}
1289	}	1328	}
1290		1329
1291	sub load {	1330	sub load {
1292	my ($self) = @_;	1331	my ($self) = @_;
1293		1332
1294	my $path = $self->{path};	1333	my $path = $self->{path};
1295	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1334	my $guard = cf::lock_acquire "map_load:$path";
1296		1335
1297	return if $self->in_memory != cf::MAP_SWAPPED;	1336	return if $self->in_memory != cf::MAP_SWAPPED;
1298		1337
1299	$self->in_memory (cf::MAP_LOADING);	1338	$self->in_memory (cf::MAP_LOADING);
1300		1339
1301	$self->alloc;	1340	$self->alloc;
1302	$self->load_objects ($self->{load_path}, 1)	1341	$self->_load_objects ($self->{load_path}, 1)
1303	or return;	1342	or return;
1304		1343
1305	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1344	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1306	if delete $self->{load_original};	1345	if delete $self->{load_original};
1307		1346
1308	if (my $uniq = $path->uniq_path) {	1347	if (my $uniq = $self->uniq_path) {
1309	utf8::encode $uniq;	1348	utf8::encode $uniq;
1310	if (aio_open $uniq, O_RDONLY, 0) {	1349	if (aio_open $uniq, O_RDONLY, 0) {
1311	$self->clear_unique_items;	1350	$self->clear_unique_items;
1312	$self->load_objects ($uniq, 0);	1351	$self->_load_objects ($uniq, 0);
1313	}	1352	}
1314	}	1353	}
1315		1354
1316	Coro::cede;	1355	Coro::cede;
1317		1356
1318	# now do the right thing for maps	1357	# now do the right thing for maps
1319	$self->link_multipart_objects;	1358	$self->link_multipart_objects;
1320		1359
1321	if ($self->{path}->is_style_map) {	1360	unless ($self->{deny_activate}) {
1322	$self->{deny_save} = 1;	1361	$self->decay_objects;
1323	$self->{deny_reset} = 1;
1324	} else {
1325	$self->fix_auto_apply;	1362	$self->fix_auto_apply;
1326	$self->decay_objects;
1327	$self->update_buttons;	1363	$self->update_buttons;
		1364	Coro::cede;
1328	$self->set_darkness_map;	1365	$self->set_darkness_map;
1329	$self->difficulty ($self->estimate_difficulty)	1366	$self->difficulty ($self->estimate_difficulty)
1330	unless $self->difficulty;	1367	unless $self->difficulty;
		1368	Coro::cede;
1331	$self->activate;	1369	$self->activate;
1332	}	1370	}
1333		1371
1334	Coro::cede;
1335
1336	$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	$neigh->load;
		1405	}
1337	}	1406	}
1338		1407
1339	sub find_sync {	1408	sub find_sync {
1340	my ($path, $origin) = @_;	1409	my ($path, $origin) = @_;
1341		1410
1342	cf::sync_job { cf::map::find $path, $origin }	1411	cf::sync_job { find $path, $origin }
1343	}	1412	}
1344		1413
1345	sub do_load_sync {	1414	sub do_load_sync {
1346	my ($map) = @_;	1415	my ($map) = @_;
1347		1416
1348	cf::sync_job { $map->load };	1417	cf::sync_job { $map->load };
1349	}	1418	}
1350		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	$MAP_PREFETCHER->ready;
		1445
		1446	()
		1447	}
		1448
1351	sub save {	1449	sub save {
1352	my ($self) = @_;	1450	my ($self) = @_;
1353		1451
1354	my $lock = cf::lock_acquire "map_data:" . $self->path;	1452	my $lock = cf::lock_acquire "map_data:" . $self->path;
1355		1453
1356	$self->{last_save} = $cf::RUNTIME;	1454	$self->{last_save} = $cf::RUNTIME;
1357		1455
1358	return unless $self->dirty;	1456	return unless $self->dirty;
1359		1457
1360	my $save = $self->{path}->save_path; utf8::encode $save;	1458	my $save = $self->save_path; utf8::encode $save;
1361	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1459	my $uniq = $self->uniq_path; utf8::encode $uniq;
1362		1460
1363	$self->{load_path} = $save;	1461	$self->{load_path} = $save;
1364		1462
1365	return if $self->{deny_save};	1463	return if $self->{deny_save};
1366		1464
…		…
1369	cf::async {	1467	cf::async {
1370	$_->contr->save for $self->players;	1468	$_->contr->save for $self->players;
1371	};	1469	};
1372		1470
1373	if ($uniq) {	1471	if ($uniq) {
1374	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);	1472	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);
1375	$self->save_objects ($uniq, cf::IO_UNIQUES);	1473	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1376	} else {	1474	} else {
1377	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);	1475	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);
1378	}	1476	}
1379	}	1477	}
1380		1478
1381	sub swap_out {	1479	sub swap_out {
1382	my ($self) = @_;	1480	my ($self) = @_;
…		…
1396		1494
1397	sub reset_at {	1495	sub reset_at {
1398	my ($self) = @_;	1496	my ($self) = @_;
1399		1497
1400	# TODO: safety, remove and allow resettable per-player maps	1498	# TODO: safety, remove and allow resettable per-player maps
1401	return 1e99 if $self->{path}{user_rel};	1499	return 1e99 if $self->isa ("ext::map_per_player");
1402	return 1e99 if $self->{deny_reset};	1500	return 1e99 if $self->{deny_reset};
1403		1501
1404	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1502	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1405	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;	1503	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;
1406		1504
…		…
1411	my ($self) = @_;	1509	my ($self) = @_;
1412		1510
1413	$self->reset_at <= $cf::RUNTIME	1511	$self->reset_at <= $cf::RUNTIME
1414	}	1512	}
1415		1513
1416	sub unlink_save {
1417	my ($self) = @_;
1418
1419	utf8::encode (my $save = $self->{path}->save_path);
1420	aioreq_pri 3; IO::AIO::aio_unlink $save;
1421	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1422	}
1423
1424	sub rename {	1514	sub rename {
1425	my ($self, $new_path) = @_;	1515	my ($self, $new_path) = @_;
1426		1516
		1517	normalise $new_path;
		1518
1427	$self->unlink_save;	1519	$self->unlink_save;
1428		1520
1429	delete $cf::MAP{$self->path};	1521	delete $cf::MAP{$self->path};
1430	$self->{path} = new cf::path $new_path;	1522	$self->{path} = $new_path; $self->path ($self->{path});
1431	$self->path ($self->{path}->as_string);
1432	$cf::MAP{$self->path} = $self;	1523	$cf::MAP{$self->path} = $self;
1433		1524
1434	$self->save;	1525	$self->save;
1435	}	1526	}
1436		1527
1437	sub reset {	1528	sub reset {
1438	my ($self) = @_;	1529	my ($self) = @_;
1439		1530
1440	my $lock = cf::lock_acquire "map_data:" . $self->path;	1531	my $lock = cf::lock_acquire "map_data:$self->{path}";
1441		1532
1442	return if $self->players;	1533	return if $self->players;
1443	return if $self->{path}{user_rel};#d#	1534	return if $self->isa ("ext::map_per_player");#d#
1444		1535
1445	warn "resetting map ", $self->path;#d#	1536	warn "resetting map ", $self->path;#d#
1446		1537
1447	delete $cf::MAP{$self->path};	1538	delete $cf::MAP{$self->path};
		1539
		1540	$self->in_memory (cf::MAP_SWAPPED);
		1541	$self->clear;
1448		1542
1449	$_->clear_links_to ($self) for values %cf::MAP;	1543	$_->clear_links_to ($self) for values %cf::MAP;
1450		1544
1451	$self->unlink_save;	1545	$self->unlink_save;
1452	$self->destroy;	1546	$self->destroy;
…		…
1461	$self->reset_timeout (1);	1555	$self->reset_timeout (1);
1462	$self->rename ("{nuke}/" . ($nuke_counter++));	1556	$self->rename ("{nuke}/" . ($nuke_counter++));
1463	$self->reset; # polite request, might not happen	1557	$self->reset; # polite request, might not happen
1464	}	1558	}
1465		1559
1466	sub customise_for {	1560	=item cf::map::unique_maps
1467	my ($map, $ob) = @_;
1468		1561
1469	if ($map->per_player) {	1562	Returns an arrayref of paths of all shared maps that have
1470	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1563	instantiated unique items. May block.
1471	}
1472		1564
1473	$map	1565	=cut
1474	}
1475		1566
1476	sub emergency_save {	1567	sub unique_maps() {
1477	my $freeze_guard = cf::freeze_mainloop;	1568	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1569	or return;
1478		1570
1479	warn "enter emergency map save\n";	1571	my @paths;
1480		1572
1481	cf::sync_job {	1573	for (@$files) {
1482	warn "begin emergency map save\n";	1574	utf8::decode $_;
1483	$_->save for values %cf::MAP;	1575	next if /\.pst$/;
		1576	next unless /^$PATH_SEP/o;
		1577
		1578	s/\.map$//;
		1579	push @paths, $_;
1484	};	1580	}
1485		1581
1486	warn "end emergency map save\n";	1582	\@paths
1487	}	1583	}
1488		1584
1489	package cf;	1585	package cf;
1490		1586
1491	=back	1587	=back
1492		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
1493		1615
1494	=head3 cf::object::player	1616	=head3 cf::object::player
1495		1617
1496	=over 4	1618	=over 4
1497		1619
…		…
1537		1659
1538	=item $player_object->enter_link	1660	=item $player_object->enter_link
1539		1661
1540	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}>).
1541		1663
1542	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
1543	I<MUST> call C<leave_link> as soon as possible, though.	1665	I<MUST> call C<leave_link> as soon as possible, though.
1544		1666
		1667	Will never block.
		1668
1545	=item $player_object->leave_link ($map, $x, $y)	1669	=item $player_object->leave_link ($map, $x, $y)
1546		1670
1547	Moves the player out of the specila link map onto the given map. If the	1671	Moves the player out of the special C<{link}> map onto the specified
1548	map is not valid (or omitted), the player will be moved back to the	1672	map. If the map is not valid (or omitted), the player will be moved back
1549	location he/she was before the call to C<enter_link>, or, if that fails,	1673	to the location he/she was before the call to C<enter_link>, or, if that
1550	to the emergency map position.	1674	fails, to the emergency map position.
1551		1675
1552	Might block.	1676	Might block.
1553		1677
1554	=cut	1678	=cut
		1679
		1680	sub link_map {
		1681	unless ($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	$LINK_MAP
		1688	}
1555		1689
1556	sub cf::object::player::enter_link {	1690	sub cf::object::player::enter_link {
1557	my ($self) = @_;	1691	my ($self) = @_;
1558		1692
1559	$self->deactivate_recursive;	1693	$self->deactivate_recursive;
1560		1694
1561	return if $self->map == $LINK_MAP;	1695	return if UNIVERSAL::isa $self->map, "ext::map_link";
1562		1696
1563	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]	1697	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]
1564	if $self->map;	1698	if $self->map;
1565		1699
1566	$self->enter_map ($LINK_MAP, 20, 20);	1700	$self->enter_map ($LINK_MAP \|\| link_map, 20, 20);
1567	}	1701	}
1568		1702
1569	sub cf::object::player::leave_link {	1703	sub cf::object::player::leave_link {
1570	my ($self, $map, $x, $y) = @_;	1704	my ($self, $map, $x, $y) = @_;
1571		1705
…		…
1589	# use -1 or undef as default coordinates, not 0, 0	1723	# use -1 or undef as default coordinates, not 0, 0
1590	($x, $y) = ($map->enter_x, $map->enter_y)	1724	($x, $y) = ($map->enter_x, $map->enter_y)
1591	if $x <=0 && $y <= 0;	1725	if $x <=0 && $y <= 0;
1592		1726
1593	$map->load;	1727	$map->load;
		1728	$map->load_diag;
1594		1729
1595	return unless $self->contr->active;	1730	return unless $self->contr->active;
1596	$self->activate_recursive;	1731	$self->activate_recursive;
1597	$self->enter_map ($map, $x, $y);	1732	$self->enter_map ($map, $x, $y);
1598	}	1733	}
…		…
1637	my ($self, $path, $x, $y) = @_;	1772	my ($self, $path, $x, $y) = @_;
1638		1773
1639	$self->enter_link;	1774	$self->enter_link;
1640		1775
1641	(async {	1776	(async {
1642	$path = new cf::path $path;
1643
1644	my $map = cf::map::find $path->as_string;	1777	my $map = cf::map::find $path;
1645	$map = $map->customise_for ($self) if $map;	1778	$map = $map->customise_for ($self) if $map;
1646		1779
1647	# warn "entering ", $map->path, " at ($x, $y)\n"	1780	# warn "entering ", $map->path, " at ($x, $y)\n"
1648	# if $map;	1781	# if $map;
1649		1782
1650	$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);
1651		1784
1652	$self->leave_link ($map, $x, $y);	1785	$self->leave_link ($map, $x, $y);
1653	})->prio (1);	1786	})->prio (1);
1654	}	1787	}
1655		1788
…		…
1714	$self->deactivate_recursive; # just to be sure	1847	$self->deactivate_recursive; # just to be sure
1715	unless (eval {	1848	unless (eval {
1716	prepare_random_map $exit	1849	prepare_random_map $exit
1717	if $exit->slaying eq "/!";	1850	if $exit->slaying eq "/!";
1718		1851
1719	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;
1720	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);	1853	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1721		1854
1722	1;	1855	1;
1723	}) {	1856	}) {
1724	$self->message ("Something went wrong deep within the crossfire server. "	1857	$self->message ("Something went wrong deep within the crossfire server. "
1725	. "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. "
1726	. "Please report this to the dungeon master",	1859	. "Please report this to the dungeon master!",
1727	cf::NDI_UNIQUE \| cf::NDI_RED);	1860	cf::NDI_UNIQUE \| cf::NDI_RED);
1728		1861
1729	warn "ERROR in enter_exit: $@";	1862	warn "ERROR in enter_exit: $@";
1730	$self->leave_link;	1863	$self->leave_link;
1731	}	1864	}
…		…
2063	$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};
2064	$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};
2065		2198
2066	if (exists $CFG{mlockall}) {	2199	if (exists $CFG{mlockall}) {
2067	eval {	2200	eval {
2068	$CFG{mlockall} ? &mlockall : &munlockall	2201	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2069	and die "WARNING: m(un)lockall failed: $!\n";	2202	and die "WARNING: m(un)lockall failed: $!\n";
2070	};	2203	};
2071	warn $@ if $@;	2204	warn $@ if $@;
2072	}	2205	}
2073	}	2206	}
…		…
2084	load_extensions;	2217	load_extensions;
2085	Event::loop;	2218	Event::loop;
2086	}	2219	}
2087		2220
2088	#############################################################################	2221	#############################################################################
2089	# 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	$map->save;
		2259	}
		2260	warn "end emergency map save\n";
		2261	};
		2262
		2263	warn "leave emergency perl save\n";
		2264	}
2090		2265
2091	sub reload() {	2266	sub reload() {
2092	# can/must only be called in main	2267	# can/must only be called in main
2093	if ($Coro::current != $Coro::main) {	2268	if ($Coro::current != $Coro::main) {
2094	warn "can only reload from main coroutine\n";	2269	warn "can only reload from main coroutine\n";
2095	return;	2270	return;
2096	}	2271	}
2097		2272
2098	warn "reloading...";	2273	warn "reloading...";
2099		2274
		2275	warn "freezing server";
2100	my $guard = freeze_mainloop;	2276	my $guard = freeze_mainloop;
2101	cf::emergency_save;	2277	cf::emergency_save;
2102		2278
		2279	warn "sync database to disk";
		2280	cf::db_sync;
		2281	IO::AIO::flush;
		2282
2103	eval {	2283	eval {
2104	# 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
2105		2285
2106	# cancel all watchers	2286	warn "cancel all watchers";
2107	for (Event::all_watchers) {	2287	for (Event::all_watchers) {
2108	$_->cancel if $_->data & WF_AUTOCANCEL;	2288	$_->cancel if $_->data & WF_AUTOCANCEL;
2109	}	2289	}
2110		2290
2111	# cancel all extension coros	2291	warn "cancel all extension coros";
2112	$_->cancel for values %EXT_CORO;	2292	$_->cancel for values %EXT_CORO;
2113	%EXT_CORO = ();	2293	%EXT_CORO = ();
2114		2294
		2295	warn "remove commands";
		2296	%COMMAND = ();
		2297
		2298	warn "remove ext commands";
		2299	%EXTCMD = ();
		2300
2115	# unload all extensions	2301	warn "unload/nuke all extensions";
2116	for (@exts) {	2302	for my $pkg (@EXTS) {
2117	warn "unloading <$_>";	2303	warn "... unloading $pkg";
2118	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: $@";
2119	}	2310	}
2120		2311
		2312	warn "... nuking $pkg";
		2313	Symbol::delete_package $pkg;
		2314	}
		2315
2121	# unload all modules loaded from $LIBDIR	2316	warn "unload all perl modules loaded from $LIBDIR";
2122	while (my ($k, $v) = each %INC) {	2317	while (my ($k, $v) = each %INC) {
2123	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2318	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2124		2319
2125	warn "removing <$k>";	2320	warn "removing <$k>";
2126	delete $INC{$k};	2321	delete $INC{$k};
…		…
2133	}	2328	}
2134		2329
2135	Symbol::delete_package $k;	2330	Symbol::delete_package $k;
2136	}	2331	}
2137		2332
2138	# sync database to disk
2139	cf::db_sync;
2140	IO::AIO::flush;
2141
2142	# get rid of safe::, as good as possible	2333	warn "get rid of safe::, as good as possible";
2143	Symbol::delete_package "safe::$_"	2334	Symbol::delete_package "safe::$_"
2144	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);
2145		2336
2146	# remove register_script_function callbacks
2147	# TODO
2148
2149	# unload cf.pm "a bit"	2337	warn "unload cf.pm \"a bit\"";
2150	delete $INC{"cf.pm"};	2338	delete $INC{"cf.pm"};
2151		2339
2152	# don't, removes xs symbols, too,	2340	# don't, removes xs symbols, too,
2153	# and global variables created in xs	2341	# and global variables created in xs
2154	#Symbol::delete_package __PACKAGE__;	2342	#Symbol::delete_package __PACKAGE__;
2155		2343
2156	# reload cf.pm
2157	warn "reloading cf.pm";	2344	warn "reloading cf.pm";
2158	require cf;	2345	require cf;
2159	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2346	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2160		2347
2161	# load config and database again	2348	warn "load config and database again";
2162	cf::cfg_load;	2349	cf::cfg_load;
2163	cf::db_load;	2350	cf::db_load;
2164		2351
2165	# load extensions
2166	warn "load extensions";	2352	warn "load extensions";
2167	cf::load_extensions;	2353	cf::load_extensions;
2168		2354
2169	# reattach attachments to objects	2355	warn "reattach attachments to objects/players";
2170	warn "reattach";
2171	_global_reattach;	2356	_global_reattach;
		2357	warn "reattach attachments to maps";
		2358	reattach $_ for values %MAP;
2172	};	2359	};
2173		2360
2174	if ($@) {	2361	if ($@) {
2175	warn $@;	2362	warn $@;
2176	warn "error while reloading, exiting.";	2363	warn "error while reloading, exiting.";
2177	exit 1;	2364	exit 1;
2178	}	2365	}
2179		2366
2180	warn "reloaded successfully";	2367	warn "reloaded";
2181	};	2368	};
2182
2183	#############################################################################
2184
2185	unless ($LINK_MAP) {
2186	$LINK_MAP = cf::map::new;
2187
2188	$LINK_MAP->width (41);
2189	$LINK_MAP->height (41);
2190	$LINK_MAP->alloc;
2191	$LINK_MAP->path ("{link}");
2192	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2193	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2194
2195	# dirty hack because... archetypes are not yet loaded
2196	Event->timer (
2197	after => 10,
2198	cb => sub {
2199	$_[0]->w->cancel;
2200
2201	# provide some exits "home"
2202	my $exit = cf::object::new "exit";
2203
2204	$exit->slaying ($EMERGENCY_POSITION->[0]);
2205	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2206	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2207
2208	$LINK_MAP->insert ($exit->clone, 19, 19);
2209	$LINK_MAP->insert ($exit->clone, 19, 20);
2210	$LINK_MAP->insert ($exit->clone, 19, 21);
2211	$LINK_MAP->insert ($exit->clone, 20, 19);
2212	$LINK_MAP->insert ($exit->clone, 20, 21);
2213	$LINK_MAP->insert ($exit->clone, 21, 19);
2214	$LINK_MAP->insert ($exit->clone, 21, 20);
2215	$LINK_MAP->insert ($exit->clone, 21, 21);
2216
2217	$exit->destroy;
2218	});
2219
2220	$LINK_MAP->{deny_save} = 1;
2221	$LINK_MAP->{deny_reset} = 1;
2222
2223	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2224	}
2225
2226	register "<global>", __PACKAGE__;
2227		2369
2228	register_command "reload" => sub {	2370	register_command "reload" => sub {
2229	my ($who, $arg) = @_;	2371	my ($who, $arg) = @_;
2230		2372
2231	if ($who->flag (FLAG_WIZ)) {	2373	if ($who->flag (FLAG_WIZ)) {
…		…
2241	reentrant => 0,	2383	reentrant => 0,
2242	prio => 0,	2384	prio => 0,
2243	at => $NEXT_TICK \|\| $TICK,	2385	at => $NEXT_TICK \|\| $TICK,
2244	data => WF_AUTOCANCEL,	2386	data => WF_AUTOCANCEL,
2245	cb => sub {	2387	cb => sub {
		2388	$NOW = Event::time;
		2389
2246	cf::server_tick; # one server iteration	2390	cf::server_tick; # one server iteration
2247	$RUNTIME += $TICK;	2391	$RUNTIME += $TICK;
2248	$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;
2249		2396
2250	# 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
2251	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2398	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2252		2399
2253	$TICK_WATCHER->at ($NEXT_TICK);	2400	$TICK_WATCHER->at ($NEXT_TICK);

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Comparing cf.schmorp.de/server/lib/cf.pm (file contents): Revision 1.143 by root, Sun Jan 7 02:39:14 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 1.143 by root, Sun Jan 7 02:39:14 2007 UTC vs.
Revision 1.167 by root, Sat Jan 13 23:32:43 2007 UTC