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

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.154 by root, Tue Jan 9 15:36:19 2007 UTC vs.
Revision 1.173 by root, Sun Jan 14 18:00:34 2007 UTC

…		…
24	use YAML::Syck ();	24	use YAML::Syck ();
25	use Time::HiRes;	25	use Time::HiRes;
26		26
27	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
28		28
		29	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		30
29	# 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?
30	$YAML::Syck::ImplicitUnicode = 1;	32	$YAML::Syck::ImplicitUnicode = 1;
31		33
32	$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
33		35
34	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
35
36	our %COMMAND = ();	36	our %COMMAND = ();
37	our %COMMAND_TIME = ();	37	our %COMMAND_TIME = ();
		38
		39	our @EXTS = (); # list of extension package names
38	our %EXTCMD = ();	40	our %EXTCMD = ();
		41	our %EXT_CORO = (); # coroutines bound to extensions
		42	our %EXT_MAP = (); # pluggable maps
39		43
40	our @EVENT;	44	our @EVENT;
41	our $LIBDIR = datadir . "/ext";	45	our $LIBDIR = datadir . "/ext";
42		46
43	our $TICK = MAX_TIME * 1e-6;	47	our $TICK = MAX_TIME * 1e-6;
44	our $TICK_WATCHER;	48	our $TICK_WATCHER;
		49	our $AIO_POLL_WATCHER;
		50	our $WRITE_RUNTIME_WATCHER;
45	our $NEXT_TICK;	51	our $NEXT_TICK;
46	our $NOW;	52	our $NOW;
47		53
48	our %CFG;	54	our %CFG;
49		55
50	our $UPTIME; $UPTIME \|\|= time;	56	our $UPTIME; $UPTIME \|\|= time;
51	our $RUNTIME;	57	our $RUNTIME;
52		58
53	our %PLAYER; # all users	59	our %PLAYER; # all users
54	our %MAP; # all maps	60	our %MAP; # all maps
55	our $LINK_MAP; # the special {link} map	61	our $LINK_MAP; # the special {link} map, which is always available
56	our $RANDOM_MAPS = cf::localdir . "/random";	62	our $RANDOM_MAPS = cf::localdir . "/random";
57	our %EXT_CORO; # coroutines bound to extensions	63
		64	our $WAIT_FOR_TICK; $WAIT_FOR_TICK \|\|= new Coro::Signal;
		65	our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE \|\|= new Coro::Signal;
		66
		67	# used to convert map paths into valid unix filenames by replacing / by ∕
		68	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
58		69
59	binmode STDOUT;	70	binmode STDOUT;
60	binmode STDERR;	71	binmode STDERR;
61		72
62	# read virtual server time, if available	73	# read virtual server time, if available
…		…
70	mkdir cf::localdir . "/" . cf::playerdir;	81	mkdir cf::localdir . "/" . cf::playerdir;
71	mkdir cf::localdir . "/" . cf::tmpdir;	82	mkdir cf::localdir . "/" . cf::tmpdir;
72	mkdir cf::localdir . "/" . cf::uniquedir;	83	mkdir cf::localdir . "/" . cf::uniquedir;
73	mkdir $RANDOM_MAPS;	84	mkdir $RANDOM_MAPS;
74		85
75	# a special map that is always available
76	our $LINK_MAP;
77	our $EMERGENCY_POSITION;	86	our $EMERGENCY_POSITION;
78		87
79	#############################################################################	88	#############################################################################
80		89
81	=head2 GLOBAL VARIABLES	90	=head2 GLOBAL VARIABLES
…		…
106		115
107	=item %cf::CFG	116	=item %cf::CFG
108		117
109	Configuration for the server, loaded from C</etc/crossfire/config>, or	118	Configuration for the server, loaded from C</etc/crossfire/config>, or
110	from wherever your confdir points to.	119	from wherever your confdir points to.
		120
		121	=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE
		122
		123	These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK)
		124	or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick
		125	processing has been done. Call C<< ->wait >> on them to maximise the
		126	window of cpu time available, or simply to synchronise to the server tick.
111		127
112	=back	128	=back
113		129
114	=cut	130	=cut
115		131
…		…
146	}	162	}
147		163
148	$Event::DIED = sub {	164	$Event::DIED = sub {
149	warn "error in event callback: @_";	165	warn "error in event callback: @_";
150	};	166	};
151
152	my %ext_pkg;
153	my @exts;
154	my @hook;
155		167
156	=head2 UTILITY FUNCTIONS	168	=head2 UTILITY FUNCTIONS
157		169
158	=over 4	170	=over 4
159		171
…		…
247	}	259	}
248		260
249	sub freeze_mainloop {	261	sub freeze_mainloop {
250	return unless $TICK_WATCHER->is_active;	262	return unless $TICK_WATCHER->is_active;
251		263
252	my $guard = Coro::guard { $TICK_WATCHER->start };	264	my $guard = Coro::guard {
		265	$TICK_WATCHER->start;
		266	$WRITE_RUNTIME_WATCHER->start;
		267	};
		268	$WRITE_RUNTIME_WATCHER->stop;
253	$TICK_WATCHER->stop;	269	$TICK_WATCHER->stop;
254	$guard	270	$guard
255	}	271	}
256		272
257	=item cf::async { BLOCK }	273	=item cf::async { BLOCK }
…		…
309	}	325	}
310	}	326	}
311		327
312	=item $coro = cf::async_ext { BLOCK }	328	=item $coro = cf::async_ext { BLOCK }
313		329
314	Like async, but this coro is automcatially being canceled when the	330	Like async, but this coro is automatically being canceled when the
315	extension calling this is being unloaded.	331	extension calling this is being unloaded.
316		332
317	=cut	333	=cut
318		334
319	sub async_ext(&) {	335	sub async_ext(&) {
…		…
352	}	368	}
353		369
354	=back	370	=back
355		371
356	=cut	372	=cut
357
358	#############################################################################
359
360	package cf::path;
361
362	# used to convert map paths into valid unix filenames by repalcing / by ∕
363	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
364
365	sub new {
366	my ($class, $path, $base) = @_;
367
368	$path = $path->as_string if ref $path;
369
370	my $self = bless { }, $class;
371
372	# {... are special paths that are not touched
373	# ?xxx/... are special absolute paths
374	# ?random/... random maps
375	# /! non-realised random map exit
376	# /... normal maps
377	# ~/... per-player maps without a specific player (DO NOT USE)
378	# ~user/... per-player map of a specific user
379
380	if ($path =~ /^{/) {
381	# fine as it is
382	} elsif ($path =~ s{^\?random/}{}) {
383	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
384	$self->{random} = cf::from_json $data;
385	} else {
386	if ($path =~ s{^~([^/]+)?}{}) {
387	$self->{user_rel} = 1;
388
389	if (defined $1) {
390	$self->{user} = $1;
391	} elsif ($base =~ m{^~([^/]+)/}) {
392	$self->{user} = $1;
393	} else {
394	warn "cannot resolve user-relative path without user <$path,$base>\n";
395	}
396	} elsif ($path =~ /^\//) {
397	# already absolute
398	} else {
399	$base =~ s{[^/]+/?$}{};
400	return $class->new ("$base/$path");
401	}
402
403	for ($path) {
404	redo if s{/\.?/}{/};
405	redo if s{/[^/]+/\.\./}{/};
406	}
407	}
408
409	$self->{path} = $path;
410
411	$self
412	}
413
414	# the name / primary key / in-game path
415	sub as_string {
416	my ($self) = @_;
417
418	$self->{user_rel} ? "~$self->{user}$self->{path}"
419	: $self->{random} ? "?random/$self->{path}"
420	: $self->{path}
421	}
422
423	# the displayed name, this is a one way mapping
424	sub visible_name {
425	my ($self) = @_;
426
427	# if (my $rmp = $self->{random}) {
428	# # todo: be more intelligent about this
429	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
430	# } else {
431	$self->as_string
432	# }
433	}
434
435	# escape the /'s in the path
436	sub _escaped_path {
437	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
438	$path
439	}
440
441	# the original (read-only) location
442	sub load_path {
443	my ($self) = @_;
444
445	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
446	}
447
448	# the temporary/swap location
449	sub save_path {
450	my ($self) = @_;
451
452	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
453	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
454	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
455	}
456
457	# the unique path, might be eq to save_path
458	sub uniq_path {
459	my ($self) = @_;
460
461	$self->{user_rel} \|\| $self->{random}
462	? undef
463	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
464	}
465
466	# return random map parameters, or undef
467	sub random_map_params {
468	my ($self) = @_;
469
470	$self->{random}
471	}
472
473	# this is somewhat ugly, but style maps do need special treatment
474	sub is_style_map {
475	$_[0]{path} =~ m{^/styles/}
476	}
477
478	package cf;
479		373
480	#############################################################################	374	#############################################################################
481		375
482	=head2 ATTACHABLE OBJECTS	376	=head2 ATTACHABLE OBJECTS
483		377
…		…
609	our @CB_TYPE = (); # registry for type (cf-object class) based events	503	our @CB_TYPE = (); # registry for type (cf-object class) based events
610	our @CB_MAP = ();	504	our @CB_MAP = ();
611		505
612	my %attachment;	506	my %attachment;
613		507
		508	sub cf::attachable::thawer_merge {
		509	# simply override everything except _meta
		510	local $_[0]{_meta};
		511	%{$_[0]} = %{$_[1]};
		512	}
		513
614	sub _attach_cb($$$$) {	514	sub _attach_cb($$$$) {
615	my ($registry, $event, $prio, $cb) = @_;	515	my ($registry, $event, $prio, $cb) = @_;
616		516
617	use sort 'stable';	517	use sort 'stable';
618		518
…		…
789	# object support	689	# object support
790		690
791	sub reattach {	691	sub reattach {
792	# basically do the same as instantiate, without calling instantiate	692	# basically do the same as instantiate, without calling instantiate
793	my ($obj) = @_;	693	my ($obj) = @_;
		694
		695	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
794		696
795	my $registry = $obj->registry;	697	my $registry = $obj->registry;
796		698
797	@$registry = ();	699	@$registry = ();
798		700
…		…
930	=cut	832	=cut
931		833
932	sub register_extcmd {	834	sub register_extcmd {
933	my ($name, $cb) = @_;	835	my ($name, $cb) = @_;
934		836
935	my $caller = caller;
936	#warn "registering extcmd '$name' to '$caller'";
937
938	$EXTCMD{$name} = [$cb, $caller];	837	$EXTCMD{$name} = $cb;
939	}	838	}
940		839
941	cf::player->attach (	840	cf::player->attach (
942	on_command => sub {	841	on_command => sub {
943	my ($pl, $name, $params) = @_;	842	my ($pl, $name, $params) = @_;
…		…
956		855
957	my $msg = eval { from_json $buf };	856	my $msg = eval { from_json $buf };
958		857
959	if (ref $msg) {	858	if (ref $msg) {
960	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	859	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
961	if (my %reply = $cb->[0]->($pl, $msg)) {	860	if (my %reply = $cb->($pl, $msg)) {
962	$pl->ext_reply ($msg->{msgid}, %reply);	861	$pl->ext_reply ($msg->{msgid}, %reply);
963	}	862	}
964	}	863	}
965	} else {	864	} else {
966	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	865	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
968		867
969	cf::override;	868	cf::override;
970	},	869	},
971	);	870	);
972		871
973	sub register {
974	my ($base, $pkg) = @_;
975
976	#TODO
977	}
978
979	sub load_extension {	872	sub load_extension {
980	my ($path) = @_;	873	my ($path) = @_;
981		874
982	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	875	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
983	my $base = $1;	876	my $base = $1;
984	my $pkg = $1;	877	my $pkg = $1;
985	$pkg =~ s/[^[:word:]]/_/g;	878	$pkg =~ s/[^[:word:]]/_/g;
986	$pkg = "ext::$pkg";	879	$pkg = "ext::$pkg";
987		880
988	warn "loading '$path' into '$pkg'\n";	881	warn "... loading '$path' into '$pkg'\n";
989		882
990	open my $fh, "<:utf8", $path	883	open my $fh, "<:utf8", $path
991	or die "$path: $!";	884	or die "$path: $!";
992		885
993	my $source =	886	my $source =
994	"package $pkg; use strict; use utf8;\n"	887	"package $pkg; use strict; use utf8;\n"
995	. "#line 1 \"$path\"\n{\n"	888	. "#line 1 \"$path\"\n{\n"
996	. (do { local $/; <$fh> })	889	. (do { local $/; <$fh> })
997	. "\n};\n1";	890	. "\n};\n1";
998		891
999	eval $source	892	unless (eval $source) {
1000	or die $@ ? "$path: $@\n"	893	my $msg = $@ ? "$path: $@\n"
1001	: "extension disabled.\n";	894	: "extension disabled.\n";
1002		895	if ($source =~ /^#!.perl.#.*MANDATORY/m) { # ugly match
1003	push @exts, $pkg;	896	warn $@;
1004	$ext_pkg{$base} = $pkg;	897	warn "mandatory extension failed to load, exiting.\n";
1005		898	exit 1;
1006	# no strict 'refs';	899	}
1007	# @{"$pkg\::ISA"} = ext::;	900	die $@;
1008
1009	register $base, $pkg;
1010	}
1011
1012	sub unload_extension {
1013	my ($pkg) = @_;
1014
1015	warn "removing extension $pkg\n";
1016
1017	# remove hooks
1018	#TODO
1019	# for my $idx (0 .. $#PLUGIN_EVENT) {
1020	# delete $hook[$idx]{$pkg};
1021	# }	901	}
1022		902
1023	# remove commands	903	push @EXTS, $pkg;
1024	for my $name (keys %COMMAND) {
1025	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
1026
1027	if (@cb) {
1028	$COMMAND{$name} = \@cb;
1029	} else {
1030	delete $COMMAND{$name};
1031	}
1032	}
1033
1034	# remove extcmds
1035	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1036	delete $EXTCMD{$name};
1037	}
1038
1039	if (my $cb = $pkg->can ("unload")) {
1040	eval {
1041	$cb->($pkg);
1042	1
1043	} or warn "$pkg unloaded, but with errors: $@";
1044	}
1045
1046	Symbol::delete_package $pkg;
1047	}	904	}
1048		905
1049	sub load_extensions {	906	sub load_extensions {
1050	for my $ext (<$LIBDIR/*.ext>) {	907	for my $ext (<$LIBDIR/*.ext>) {
1051	next unless -r $ext;	908	next unless -r $ext;
…		…
1055	} or warn "$ext not loaded: $@";	912	} or warn "$ext not loaded: $@";
1056	}	913	}
1057	}	914	}
1058		915
1059	#############################################################################	916	#############################################################################
1060	# load/save/clean perl data associated with a map
1061
1062	*cf::mapsupport::on_clean = sub {
1063	my ($map) = @_;
1064
1065	my $path = $map->tmpname;
1066	defined $path or return;
1067
1068	unlink "$path.pst";
1069	};
1070
1071	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1072
1073	#############################################################################
1074	# load/save perl data associated with player->ob objects
1075
1076	sub all_objects(@) {
1077	@_, map all_objects ($_->inv), @_
1078	}
1079
1080	# TODO: compatibility cruft, remove when no longer needed
1081	cf::player->attach (
1082	on_load => sub {
1083	my ($pl, $path) = @_;
1084
1085	for my $o (all_objects $pl->ob) {
1086	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1087	$o->set_ob_key_value ("_perl_data");
1088
1089	%$o = %{ Storable::thaw pack "H*", $value };
1090	}
1091	}
1092	},
1093	);
1094
1095	#############################################################################
1096		917
1097	=head2 CORE EXTENSIONS	918	=head2 CORE EXTENSIONS
1098		919
1099	Functions and methods that extend core crossfire objects.	920	Functions and methods that extend core crossfire objects.
1100		921
…		…
1225	my @logins;	1046	my @logins;
1226		1047
1227	for my $login (@$dirs) {	1048	for my $login (@$dirs) {
1228	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1049	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
1229	aio_read $fh, 0, 512, my $buf, 0 or next;	1050	aio_read $fh, 0, 512, my $buf, 0 or next;
1230	$buf !~ /^password -------------$/ or next; # official not-valid tag	1051	$buf !~ /^password -------------$/m or next; # official not-valid tag
1231		1052
1232	utf8::decode $login;	1053	utf8::decode $login;
1233	push @logins, $login;	1054	push @logins, $login;
1234	}	1055	}
1235		1056
1236	\@logins	1057	\@logins
1237	}	1058	}
1238		1059
1239	=item $player->maps	1060	=item $player->maps
1240		1061
1241	Returns an arrayref of cf::path's of all maps that are private for this	1062	Returns an arrayref of map paths that are private for this
1242	player. May block.	1063	player. May block.
1243		1064
1244	=cut	1065	=cut
1245		1066
1246	sub maps($) {	1067	sub maps($) {
…		…
1252	my @paths;	1073	my @paths;
1253		1074
1254	for (@$files) {	1075	for (@$files) {
1255	utf8::decode $_;	1076	utf8::decode $_;
1256	next if /\.(?:pl\|pst)$/;	1077	next if /\.(?:pl\|pst)$/;
1257	next unless /^$PATH_SEP/;	1078	next unless /^$PATH_SEP/o;
1258		1079
1259	s/$PATH_SEP/\//g;	1080	s/\.map$//;
1260	push @paths, new cf::path "~" . $pl->ob->name . "/" . $_;	1081	push @paths, "~" . $pl->ob->name . "/" . $_;
1261	}	1082	}
1262		1083
1263	\@paths	1084	\@paths
1264	}	1085	}
1265		1086
…		…
1291	package cf::map;	1112	package cf::map;
1292		1113
1293	use Fcntl;	1114	use Fcntl;
1294	use Coro::AIO;	1115	use Coro::AIO;
1295		1116
		1117	use overload
		1118	'""' => \&as_string,
		1119	fallback => 1;
		1120
1296	our $MAX_RESET = 3600;	1121	our $MAX_RESET = 3600;
1297	our $DEFAULT_RESET = 3000;	1122	our $DEFAULT_RESET = 3000;
1298		1123
1299	sub generate_random_map {	1124	sub generate_random_map {
1300	my ($path, $rmp) = @_;	1125	my ($self, $rmp) = @_;
1301		1126
1302	# mit "rum" bekleckern, nicht	1127	# mit "rum" bekleckern, nicht
1303	cf::map::_create_random_map	1128	$self->_create_random_map (
1304	$path,
1305	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1129	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1306	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1130	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1307	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1131	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1308	$rmp->{exit_on_final_map},	1132	$rmp->{exit_on_final_map},
1309	$rmp->{xsize}, $rmp->{ysize},	1133	$rmp->{xsize}, $rmp->{ysize},
1310	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1134	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1311	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1135	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1312	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1136	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1313	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1137	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1314	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1138	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1315	(cf::region::find $rmp->{region})	1139	(cf::region::find $rmp->{region}), $rmp->{custom}
		1140	)
		1141	}
		1142
		1143	sub register {
		1144	my (undef, $regex) = @_;
		1145	my $pkg = caller;
		1146
		1147	no strict;
		1148	push @{"$pkg\::ISA"}, __PACKAGE__;
		1149
		1150	$EXT_MAP{$pkg} = qr<$regex>;
		1151	}
		1152
		1153	# also paths starting with '/'
		1154	$EXT_MAP{"cf::map"} = qr{^(?=/)};
		1155
		1156	sub thawer_merge {
		1157	my ($self, $merge) = @_;
		1158
		1159	# we have to keep some variables in memory intact
		1160	local $self->{path};
		1161	local $self->{load_path};
		1162	local $self->{deny_save};
		1163	local $self->{deny_reset};
		1164
		1165	$self->SUPER::thawer_merge ($merge);
		1166	}
		1167
		1168	sub normalise {
		1169	my ($path, $base) = @_;
		1170
		1171	# map plan:
		1172	#
		1173	# /! non-realised random map exit (special hack!)
		1174	# {... are special paths that are not being touched
		1175	# ?xxx/... are special absolute paths
		1176	# ?random/... random maps
		1177	# /... normal maps
		1178	# ~user/... per-player map of a specific user
		1179
		1180	$path =~ s/$PATH_SEP/\//go;
		1181
		1182	# treat it as relative path if it starts with
		1183	# something that looks reasonable
		1184	if ($path =~ m{^(?:\./\|\.\./\|\w)}) {
		1185	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1186
		1187	$base =~ s{[^/]+/?$}{};
		1188	$path = "$base/$path";
		1189	}
		1190
		1191	for ($path) {
		1192	redo if s{//}{/};
		1193	redo if s{/\.?/}{/};
		1194	redo if s{/[^/]+/\.\./}{/};
		1195	}
		1196
		1197	$path
		1198	}
		1199
		1200	sub new_from_path {
		1201	my (undef, $path, $base) = @_;
		1202
		1203	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1204
		1205	$path = normalise $path, $base;
		1206
		1207	for my $pkg (keys %EXT_MAP) {
		1208	if ($path =~ $EXT_MAP{$pkg}) {
		1209	my $self = bless cf::map::new, $pkg;
		1210	$self->{path} = $path; $self->path ($path);
		1211	$self->init; # pass $1 etc.
		1212	return $self;
		1213	}
		1214	}
		1215
		1216	Carp::carp "unable to resolve path '$path'.";
		1217	()
		1218	}
		1219
		1220	sub init {
		1221	my ($self) = @_;
		1222
		1223	$self
		1224	}
		1225
		1226	sub as_string {
		1227	my ($self) = @_;
		1228
		1229	"$self->{path}"
		1230	}
		1231
		1232	# the displayed name, this is a one way mapping
		1233	sub visible_name {
		1234	&as_string
		1235	}
		1236
		1237	# the original (read-only) location
		1238	sub load_path {
		1239	my ($self) = @_;
		1240
		1241	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
		1242	}
		1243
		1244	# the temporary/swap location
		1245	sub save_path {
		1246	my ($self) = @_;
		1247
		1248	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1249	sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $path
		1250	}
		1251
		1252	# the unique path, undef == no special unique path
		1253	sub uniq_path {
		1254	my ($self) = @_;
		1255
		1256	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1257	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1316	}	1258	}
1317		1259
1318	# and all this just because we cannot iterate over	1260	# and all this just because we cannot iterate over
1319	# all maps in C++...	1261	# all maps in C++...
1320	sub change_all_map_light {	1262	sub change_all_map_light {
…		…
1322		1264
1323	$_->change_map_light ($change)	1265	$_->change_map_light ($change)
1324	for grep $_->outdoor, values %cf::MAP;	1266	for grep $_->outdoor, values %cf::MAP;
1325	}	1267	}
1326		1268
		1269	sub unlink_save {
		1270	my ($self) = @_;
		1271
		1272	utf8::encode (my $save = $self->save_path);
		1273	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
		1274	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
		1275	}
		1276
1327	sub try_load_header($) {	1277	sub load_header_from($) {
1328	my ($path) = @_;	1278	my ($self, $path) = @_;
1329		1279
1330	utf8::encode $path;	1280	utf8::encode $path;
1331	aio_open $path, O_RDONLY, 0	1281	aio_open $path, O_RDONLY, 0
1332	or return;	1282	or return;
1333		1283
1334	my $map = cf::map::new	1284	$self->_load_header ($path)
1335	or return;	1285	or return;
1336		1286
1337	# for better error messages only, will be overwritten	1287	$self->{load_path} = $path;
1338	$map->path ($path);
1339		1288
1340	$map->load_header ($path)	1289	1
		1290	}
		1291
		1292	sub load_orig {
		1293	my ($self) = @_;
		1294
		1295	$self->load_header_from ($self->load_path)
		1296	}
		1297
		1298	sub load_temp {
		1299	my ($self) = @_;
		1300
		1301	$self->load_header_from ($self->save_path)
		1302	}
		1303
		1304	sub load_header {
		1305	my ($self) = @_;
		1306
		1307	if ($self->load_temp) {
		1308	$self->last_access ((delete $self->{last_access})
		1309	\|\| $cf::RUNTIME); #d#
		1310	# safety
		1311	$self->{instantiate_time} = $cf::RUNTIME
		1312	if $self->{instantiate_time} > $cf::RUNTIME;
		1313	} else {
		1314	$self->load_orig
1341	or return;	1315	or return;
1342		1316
1343	$map->{load_path} = $path;	1317	$self->{load_original} = 1;
		1318	$self->{instantiate_time} = $cf::RUNTIME;
		1319	$self->last_access ($cf::RUNTIME);
		1320	$self->instantiate;
		1321	}
1344		1322
1345	$map	1323	1
1346	}	1324	}
1347		1325
1348	sub find;	1326	sub find;
1349	sub find {	1327	sub find {
1350	my ($path, $origin) = @_;	1328	my ($path, $origin) = @_;
1351		1329
1352	#warn "find<$path,$origin>\n";#d#
1353
1354	$path = new cf::path $path, $origin && $origin->path;	1330	$path = normalise $path, $origin && $origin->path;
1355	my $key = $path->as_string;
1356		1331
1357	cf::lock_wait "map_find:$key";	1332	cf::lock_wait "map_find:$path";
1358		1333
1359	$cf::MAP{$key} \|\| do {	1334	$cf::MAP{$path} \|\| do {
1360	my $guard = cf::lock_acquire "map_find:$key";	1335	my $guard = cf::lock_acquire "map_find:$path";
1361		1336	my $map = new_from_path cf::map $path
1362	# do it the slow way
1363	my $map = try_load_header $path->save_path;
1364
1365	Coro::cede;
1366
1367	if ($map) {
1368	$map->last_access ((delete $map->{last_access})
1369	\|\| $cf::RUNTIME); #d#
1370	# safety
1371	$map->{instantiate_time} = $cf::RUNTIME
1372	if $map->{instantiate_time} > $cf::RUNTIME;
1373	} else {
1374	if (my $rmp = $path->random_map_params) {
1375	$map = generate_random_map $key, $rmp;
1376	} else {
1377	$map = try_load_header $path->load_path;
1378	}
1379
1380	$map or return;	1337	or return;
1381		1338
1382	$map->{load_original} = 1;
1383	$map->{instantiate_time} = $cf::RUNTIME;
1384	$map->last_access ($cf::RUNTIME);
1385	$map->instantiate;
1386
1387	# per-player maps become, after loading, normal maps
1388	$map->per_player (0) if $path->{user_rel};
1389	}
1390
1391	$map->path ($key);
1392	$map->{path} = $path;
1393	$map->{last_save} = $cf::RUNTIME;	1339	$map->{last_save} = $cf::RUNTIME;
1394		1340
1395	Coro::cede;	1341	$map->load_header
		1342	or return;
1396		1343
1397	if ($map->should_reset) {	1344	if ($map->should_reset) {
		1345	$cf::WAIT_FOR_TICK->wait;
1398	$map->reset;	1346	$map->reset;
1399	undef $guard;	1347	undef $guard;
1400	$map = find $path	1348	$map = find $path
1401	or return;	1349	or return;
1402	}	1350	}
1403		1351
1404	$cf::MAP{$key} = $map	1352	$cf::MAP{$path} = $map
1405	}	1353	}
1406	}	1354	}
1407		1355
1408	sub load {	1356	sub load {
1409	my ($self) = @_;	1357	my ($self) = @_;
1410		1358
1411	my $path = $self->{path};	1359	my $path = $self->{path};
1412	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1360	my $guard = cf::lock_acquire "map_load:$path";
1413		1361
1414	return if $self->in_memory != cf::MAP_SWAPPED;	1362	return if $self->in_memory != cf::MAP_SWAPPED;
1415		1363
1416	$self->in_memory (cf::MAP_LOADING);	1364	$self->in_memory (cf::MAP_LOADING);
1417		1365
1418	$self->alloc;	1366	$self->alloc;
1419	$self->load_objects ($self->{load_path}, 1)	1367	$self->_load_objects ($self->{load_path}, 1)
1420	or return;	1368	or return;
1421		1369
1422	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1370	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1423	if delete $self->{load_original};	1371	if delete $self->{load_original};
1424		1372
1425	if (my $uniq = $path->uniq_path) {	1373	if (my $uniq = $self->uniq_path) {
1426	utf8::encode $uniq;	1374	utf8::encode $uniq;
1427	if (aio_open $uniq, O_RDONLY, 0) {	1375	if (aio_open $uniq, O_RDONLY, 0) {
1428	$self->clear_unique_items;	1376	$self->clear_unique_items;
1429	$self->load_objects ($uniq, 0);	1377	$self->_load_objects ($uniq, 0);
1430	}	1378	}
1431	}	1379	}
1432		1380
1433	Coro::cede;	1381	Coro::cede;
1434		1382
1435	# now do the right thing for maps	1383	# now do the right thing for maps
1436	$self->link_multipart_objects;	1384	$self->link_multipart_objects;
1437		1385
1438	if ($self->{path}->is_style_map) {	1386	unless ($self->{deny_activate}) {
1439	$self->{deny_save} = 1;	1387	$self->decay_objects;
1440	$self->{deny_reset} = 1;
1441	} else {
1442	$self->fix_auto_apply;	1388	$self->fix_auto_apply;
1443	$self->decay_objects;
1444	$self->update_buttons;	1389	$self->update_buttons;
		1390	Coro::cede;
1445	$self->set_darkness_map;	1391	$self->set_darkness_map;
1446	$self->difficulty ($self->estimate_difficulty)	1392	$self->difficulty ($self->estimate_difficulty)
1447	unless $self->difficulty;	1393	unless $self->difficulty;
		1394	Coro::cede;
1448	$self->activate;	1395	$self->activate;
1449	}	1396	}
1450		1397
1451	Coro::cede;
1452
1453	$self->in_memory (cf::MAP_IN_MEMORY);	1398	$self->in_memory (cf::MAP_IN_MEMORY);
		1399	}
		1400
		1401	sub customise_for {
		1402	my ($self, $ob) = @_;
		1403
		1404	return find "~" . $ob->name . "/" . $self->{path}
		1405	if $self->per_player;
		1406
		1407	$self
		1408	}
		1409
		1410	# find and load all maps in the 3x3 area around a map
		1411	sub load_diag {
		1412	my ($map) = @_;
		1413
		1414	my @diag; # diagonal neighbours
		1415
		1416	for (0 .. 3) {
		1417	my $neigh = $map->tile_path ($_)
		1418	or next;
		1419	$neigh = find $neigh, $map
		1420	or next;
		1421	$neigh->load;
		1422
		1423	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1424	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1425	}
		1426
		1427	for (@diag) {
		1428	my $neigh = find @$_
		1429	or next;
		1430	$neigh->load;
		1431	}
1454	}	1432	}
1455		1433
1456	sub find_sync {	1434	sub find_sync {
1457	my ($path, $origin) = @_;	1435	my ($path, $origin) = @_;
1458		1436
1459	cf::sync_job { cf::map::find $path, $origin }	1437	cf::sync_job { find $path, $origin }
1460	}	1438	}
1461		1439
1462	sub do_load_sync {	1440	sub do_load_sync {
1463	my ($map) = @_;	1441	my ($map) = @_;
1464		1442
1465	cf::sync_job { $map->load };	1443	cf::sync_job { $map->load };
1466	}	1444	}
1467		1445
		1446	our %MAP_PREFETCH;
		1447	our $MAP_PREFETCHER = Coro::async {
		1448	while () {
		1449	for my $path (keys %MAP_PREFETCH) {
		1450	my $map = find $path
		1451	or next;
		1452	$map->load;
		1453
		1454	delete $MAP_PREFETCH{$path};
		1455	}
		1456	Coro::schedule;
		1457	}
		1458	};
		1459
		1460	sub find_async {
		1461	my ($path, $origin) = @_;
		1462
		1463	$path = normalise $path, $origin && $origin->{path};
		1464
		1465	if (my $map = $cf::MAP{$path}) {
		1466	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1467	}
		1468
		1469	$MAP_PREFETCH{$path} = 0;
		1470	$MAP_PREFETCHER->ready;
		1471
		1472	()
		1473	}
		1474
1468	sub save {	1475	sub save {
1469	my ($self) = @_;	1476	my ($self) = @_;
1470		1477
1471	my $lock = cf::lock_acquire "map_data:" . $self->path;	1478	my $lock = cf::lock_acquire "map_data:" . $self->path;
1472		1479
1473	$self->{last_save} = $cf::RUNTIME;	1480	$self->{last_save} = $cf::RUNTIME;
1474		1481
1475	return unless $self->dirty;	1482	return unless $self->dirty;
1476		1483
1477	my $save = $self->{path}->save_path; utf8::encode $save;	1484	my $save = $self->save_path; utf8::encode $save;
1478	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1485	my $uniq = $self->uniq_path; utf8::encode $uniq;
1479		1486
1480	$self->{load_path} = $save;	1487	$self->{load_path} = $save;
1481		1488
1482	return if $self->{deny_save};	1489	return if $self->{deny_save};
1483		1490
…		…
1486	cf::async {	1493	cf::async {
1487	$_->contr->save for $self->players;	1494	$_->contr->save for $self->players;
1488	};	1495	};
1489		1496
1490	if ($uniq) {	1497	if ($uniq) {
1491	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);	1498	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);
1492	$self->save_objects ($uniq, cf::IO_UNIQUES);	1499	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1493	} else {	1500	} else {
1494	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);	1501	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);
1495	}	1502	}
1496	}	1503	}
1497		1504
1498	sub swap_out {	1505	sub swap_out {
1499	my ($self) = @_;	1506	my ($self) = @_;
…		…
1513		1520
1514	sub reset_at {	1521	sub reset_at {
1515	my ($self) = @_;	1522	my ($self) = @_;
1516		1523
1517	# TODO: safety, remove and allow resettable per-player maps	1524	# TODO: safety, remove and allow resettable per-player maps
1518	return 1e99 if $self->{path}{user_rel};	1525	return 1e99 if $self->isa ("ext::map_per_player");#d#
1519	return 1e99 if $self->{deny_reset};	1526	return 1e99 if $self->{deny_reset};
1520		1527
1521	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1528	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1522	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;	1529	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;
1523		1530
…		…
1528	my ($self) = @_;	1535	my ($self) = @_;
1529		1536
1530	$self->reset_at <= $cf::RUNTIME	1537	$self->reset_at <= $cf::RUNTIME
1531	}	1538	}
1532		1539
1533	sub unlink_save {
1534	my ($self) = @_;
1535
1536	utf8::encode (my $save = $self->{path}->save_path);
1537	aioreq_pri 3; IO::AIO::aio_unlink $save;
1538	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1539	}
1540
1541	sub rename {	1540	sub rename {
1542	my ($self, $new_path) = @_;	1541	my ($self, $new_path) = @_;
1543		1542
		1543	normalise $new_path;
		1544
1544	$self->unlink_save;	1545	$self->unlink_save;
1545		1546
1546	delete $cf::MAP{$self->path};	1547	delete $cf::MAP{$self->path};
1547	$self->{path} = new cf::path $new_path;	1548	$self->{path} = $new_path; $self->path ($self->{path});
1548	$self->path ($self->{path}->as_string);
1549	$cf::MAP{$self->path} = $self;	1549	$cf::MAP{$self->path} = $self;
1550		1550
1551	$self->save;	1551	$self->save;
1552	}	1552	}
1553		1553
1554	sub reset {	1554	sub reset {
1555	my ($self) = @_;	1555	my ($self) = @_;
1556		1556
1557	my $lock = cf::lock_acquire "map_data:" . $self->path;	1557	my $lock = cf::lock_acquire "map_data:$self->{path}";
1558		1558
1559	return if $self->players;	1559	return if $self->players;
1560	return if $self->{path}{user_rel};#d#	1560	return if $self->isa ("ext::map_per_player");#d#
1561		1561
1562	warn "resetting map ", $self->path;#d#	1562	warn "resetting map ", $self->path;#d#
1563		1563
1564	delete $cf::MAP{$self->path};	1564	delete $cf::MAP{$self->path};
		1565
		1566	$self->in_memory (cf::MAP_SWAPPED);
		1567	$self->clear;
1565		1568
1566	$_->clear_links_to ($self) for values %cf::MAP;	1569	$_->clear_links_to ($self) for values %cf::MAP;
1567		1570
1568	$self->unlink_save;	1571	$self->unlink_save;
1569	$self->destroy;	1572	$self->destroy;
…		…
1578	$self->reset_timeout (1);	1581	$self->reset_timeout (1);
1579	$self->rename ("{nuke}/" . ($nuke_counter++));	1582	$self->rename ("{nuke}/" . ($nuke_counter++));
1580	$self->reset; # polite request, might not happen	1583	$self->reset; # polite request, might not happen
1581	}	1584	}
1582		1585
1583	sub customise_for {	1586	=item cf::map::unique_maps
1584	my ($map, $ob) = @_;
1585		1587
1586	if ($map->per_player) {	1588	Returns an arrayref of paths of all shared maps that have
1587	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1589	instantiated unique items. May block.
1588	}
1589		1590
1590	$map	1591	=cut
1591	}
1592		1592
1593	sub emergency_save {	1593	sub unique_maps() {
1594	my $freeze_guard = cf::freeze_mainloop;	1594	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1595	or return;
1595		1596
1596	warn "enter emergency perl save\n";	1597	my @paths;
1597		1598
1598	cf::sync_job {	1599	for (@$files) {
1599	warn "begin emergency player save\n";	1600	utf8::decode $_;
1600	$_->save for values %cf::PLAYER;	1601	next if /\.pst$/;
1601	warn "end emergency player save\n";	1602	next unless /^$PATH_SEP/o;
1602		1603
1603	warn "begin emergency map save\n";	1604	s/\.map$//;
1604	$_->save for values %cf::MAP;	1605	push @paths, $_;
1605	warn "end emergency map save\n";
1606	};	1606	}
1607		1607
1608	warn "leave emergency perl save\n";	1608	\@paths
1609	}	1609	}
1610		1610
1611	package cf;	1611	package cf;
1612		1612
1613	=back	1613	=back
1614		1614
		1615	=head3 cf::object
		1616
		1617	=cut
		1618
		1619	package cf::object;
		1620
		1621	=over 4
		1622
		1623	=item $ob->inv_recursive
		1624
		1625	Returns the inventory of the object _and_ their inventories, recursively.
		1626
		1627	=cut
		1628
		1629	sub inv_recursive_;
		1630	sub inv_recursive_ {
		1631	map { $_, inv_recursive_ $_->inv } @_
		1632	}
		1633
		1634	sub inv_recursive {
		1635	inv_recursive_ inv $_[0]
		1636	}
		1637
		1638	package cf;
		1639
		1640	=back
1615		1641
1616	=head3 cf::object::player	1642	=head3 cf::object::player
1617		1643
1618	=over 4	1644	=over 4
1619		1645
…		…
1659		1685
1660	=item $player_object->enter_link	1686	=item $player_object->enter_link
1661		1687
1662	Freezes the player and moves him/her to a special map (C<{link}>).	1688	Freezes the player and moves him/her to a special map (C<{link}>).
1663		1689
1664	The player should be reaosnably safe there for short amounts of time. You	1690	The player should be reasonably safe there for short amounts of time. You
1665	I<MUST> call C<leave_link> as soon as possible, though.	1691	I<MUST> call C<leave_link> as soon as possible, though.
1666		1692
		1693	Will never block.
		1694
1667	=item $player_object->leave_link ($map, $x, $y)	1695	=item $player_object->leave_link ($map, $x, $y)
1668		1696
1669	Moves the player out of the specila link map onto the given map. If the	1697	Moves the player out of the special C<{link}> map onto the specified
1670	map is not valid (or omitted), the player will be moved back to the	1698	map. If the map is not valid (or omitted), the player will be moved back
1671	location he/she was before the call to C<enter_link>, or, if that fails,	1699	to the location he/she was before the call to C<enter_link>, or, if that
1672	to the emergency map position.	1700	fails, to the emergency map position.
1673		1701
1674	Might block.	1702	Might block.
1675		1703
1676	=cut	1704	=cut
		1705
		1706	sub link_map {
		1707	unless ($LINK_MAP) {
		1708	$LINK_MAP = cf::map::find "{link}"
		1709	or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 };
		1710	$LINK_MAP->load;
		1711	}
		1712
		1713	$LINK_MAP
		1714	}
1677		1715
1678	sub cf::object::player::enter_link {	1716	sub cf::object::player::enter_link {
1679	my ($self) = @_;	1717	my ($self) = @_;
1680		1718
1681	$self->deactivate_recursive;	1719	$self->deactivate_recursive;
1682		1720
1683	return if $self->map == $LINK_MAP;	1721	return if UNIVERSAL::isa $self->map, "ext::map_link";
1684		1722
1685	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]	1723	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]
1686	if $self->map;	1724	if $self->map;
1687		1725
1688	$self->enter_map ($LINK_MAP, 20, 20);	1726	$self->enter_map ($LINK_MAP \|\| link_map, 20, 20);
1689	}	1727	}
1690		1728
1691	sub cf::object::player::leave_link {	1729	sub cf::object::player::leave_link {
1692	my ($self, $map, $x, $y) = @_;	1730	my ($self, $map, $x, $y) = @_;
1693		1731
…		…
1711	# use -1 or undef as default coordinates, not 0, 0	1749	# use -1 or undef as default coordinates, not 0, 0
1712	($x, $y) = ($map->enter_x, $map->enter_y)	1750	($x, $y) = ($map->enter_x, $map->enter_y)
1713	if $x <=0 && $y <= 0;	1751	if $x <=0 && $y <= 0;
1714		1752
1715	$map->load;	1753	$map->load;
		1754	$map->load_diag;
1716		1755
1717	return unless $self->contr->active;	1756	return unless $self->contr->active;
1718	$self->activate_recursive;	1757	$self->activate_recursive;
1719	$self->enter_map ($map, $x, $y);	1758	$self->enter_map ($map, $x, $y);
1720	}	1759	}
…		…
1756	=cut	1795	=cut
1757		1796
1758	sub cf::object::player::goto {	1797	sub cf::object::player::goto {
1759	my ($self, $path, $x, $y) = @_;	1798	my ($self, $path, $x, $y) = @_;
1760		1799
1761	$path = new cf::path $path;
1762	$path ne "/" or Carp::cluck ("oy");#d#
1763
1764	$self->enter_link;	1800	$self->enter_link;
1765		1801
1766	(async {	1802	(async {
1767	my $map = cf::map::find $path->as_string;	1803	my $map = cf::map::find $path;
1768	$map = $map->customise_for ($self) if $map;	1804	$map = $map->customise_for ($self) if $map;
1769		1805
1770	# warn "entering ", $map->path, " at ($x, $y)\n"	1806	# warn "entering ", $map->path, " at ($x, $y)\n"
1771	# if $map;	1807	# if $map;
1772		1808
…		…
1837	$self->deactivate_recursive; # just to be sure	1873	$self->deactivate_recursive; # just to be sure
1838	unless (eval {	1874	unless (eval {
1839	prepare_random_map $exit	1875	prepare_random_map $exit
1840	if $exit->slaying eq "/!";	1876	if $exit->slaying eq "/!";
1841		1877
1842	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;	1878	my $path = new_from_path cf::map $exit->slaying, $exit->map && $exit->map->path;
1843	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);	1879	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1844		1880
1845	1;	1881	1;
1846	}) {	1882	}) {
1847	$self->message ("Something went wrong deep within the crossfire server. "	1883	$self->message ("Something went wrong deep within the crossfire server. "
1848	. "I'll try to bring you back to the map you were before. "	1884	. "I'll try to bring you back to the map you were before. "
1849	. "Please report this to the dungeon master",	1885	. "Please report this to the dungeon master!",
1850	cf::NDI_UNIQUE \| cf::NDI_RED);	1886	cf::NDI_UNIQUE \| cf::NDI_RED);
1851		1887
1852	warn "ERROR in enter_exit: $@";	1888	warn "ERROR in enter_exit: $@";
1853	$self->leave_link;	1889	$self->leave_link;
1854	}	1890	}
…		…
2207	load_extensions;	2243	load_extensions;
2208	Event::loop;	2244	Event::loop;
2209	}	2245	}
2210		2246
2211	#############################################################################	2247	#############################################################################
2212	# initialisation	2248	# initialisation and cleanup
		2249
		2250	# install some emergency cleanup handlers
		2251	BEGIN {
		2252	for my $signal (qw(INT HUP TERM)) {
		2253	Event->signal (
		2254	data => WF_AUTOCANCEL,
		2255	signal => $signal,
		2256	cb => sub {
		2257	cf::cleanup "SIG$signal";
		2258	},
		2259	);
		2260	}
		2261	}
		2262
		2263	sub emergency_save() {
		2264	my $freeze_guard = cf::freeze_mainloop;
		2265
		2266	warn "enter emergency perl save\n";
		2267
		2268	cf::sync_job {
		2269	# use a peculiar iteration method to avoid tripping on perl
		2270	# refcount bugs in for. also avoids problems with players
		2271	# and maps saved/destroyed asynchronously.
		2272	warn "begin emergency player save\n";
		2273	for my $login (keys %cf::PLAYER) {
		2274	my $pl = $cf::PLAYER{$login} or next;
		2275	$pl->valid or next;
		2276	$pl->save;
		2277	}
		2278	warn "end emergency player save\n";
		2279
		2280	warn "begin emergency map save\n";
		2281	for my $path (keys %cf::MAP) {
		2282	my $map = $cf::MAP{$path} or next;
		2283	$map->valid or next;
		2284	$map->save;
		2285	}
		2286	warn "end emergency map save\n";
		2287	};
		2288
		2289	warn "leave emergency perl save\n";
		2290	}
2213		2291
2214	sub reload() {	2292	sub reload() {
2215	# can/must only be called in main	2293	# can/must only be called in main
2216	if ($Coro::current != $Coro::main) {	2294	if ($Coro::current != $Coro::main) {
2217	warn "can only reload from main coroutine\n";	2295	warn "can only reload from main coroutine\n";
2218	return;	2296	return;
2219	}	2297	}
2220		2298
2221	warn "reloading...";	2299	warn "reloading...";
2222		2300
		2301	warn "freezing server";
2223	my $guard = freeze_mainloop;	2302	my $guard = freeze_mainloop;
2224	cf::emergency_save;	2303	cf::emergency_save;
2225		2304
		2305	warn "sync database to disk";
		2306	cf::db_sync;
		2307	IO::AIO::flush;
		2308
2226	eval {	2309	eval {
2227	# if anything goes wrong in here, we should simply crash as we already saved	2310	# if anything goes wrong in here, we should simply crash as we already saved
2228		2311
2229	# cancel all watchers	2312	warn "cancel all watchers";
2230	for (Event::all_watchers) {	2313	for (Event::all_watchers) {
2231	$_->cancel if $_->data & WF_AUTOCANCEL;	2314	$_->cancel if $_->data & WF_AUTOCANCEL;
2232	}	2315	}
2233		2316
2234	# cancel all extension coros	2317	warn "cancel all extension coros";
2235	$_->cancel for values %EXT_CORO;	2318	$_->cancel for values %EXT_CORO;
2236	%EXT_CORO = ();	2319	%EXT_CORO = ();
2237		2320
		2321	warn "remove commands";
		2322	%COMMAND = ();
		2323
		2324	warn "remove ext commands";
		2325	%EXTCMD = ();
		2326
2238	# unload all extensions	2327	warn "unload/nuke all extensions";
2239	for (@exts) {	2328	for my $pkg (@EXTS) {
2240	warn "unloading <$_>";	2329	warn "... unloading $pkg";
2241	unload_extension $_;	2330
		2331	if (my $cb = $pkg->can ("unload")) {
		2332	eval {
		2333	$cb->($pkg);
		2334	1
		2335	} or warn "$pkg unloaded, but with errors: $@";
2242	}	2336	}
2243		2337
		2338	warn "... nuking $pkg";
		2339	Symbol::delete_package $pkg;
		2340	}
		2341
2244	# unload all modules loaded from $LIBDIR	2342	warn "unload all perl modules loaded from $LIBDIR";
2245	while (my ($k, $v) = each %INC) {	2343	while (my ($k, $v) = each %INC) {
2246	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2344	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2247		2345
2248	warn "removing <$k>";	2346	warn "removing <$k>";
2249	delete $INC{$k};	2347	delete $INC{$k};
…		…
2256	}	2354	}
2257		2355
2258	Symbol::delete_package $k;	2356	Symbol::delete_package $k;
2259	}	2357	}
2260		2358
2261	# sync database to disk
2262	cf::db_sync;
2263	IO::AIO::flush;
2264
2265	# get rid of safe::, as good as possible	2359	warn "get rid of safe::, as good as possible";
2266	Symbol::delete_package "safe::$_"	2360	Symbol::delete_package "safe::$_"
2267	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2361	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2268		2362
2269	# remove register_script_function callbacks
2270	# TODO
2271
2272	# unload cf.pm "a bit"	2363	warn "unload cf.pm \"a bit\"";
2273	delete $INC{"cf.pm"};	2364	delete $INC{"cf.pm"};
2274		2365
2275	# don't, removes xs symbols, too,	2366	# don't, removes xs symbols, too,
2276	# and global variables created in xs	2367	# and global variables created in xs
2277	#Symbol::delete_package __PACKAGE__;	2368	#Symbol::delete_package __PACKAGE__;
2278		2369
2279	# reload cf.pm
2280	warn "reloading cf.pm";	2370	warn "reloading cf.pm";
2281	require cf;	2371	require cf;
2282	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2372	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2283		2373
2284	# load config and database again	2374	warn "load config and database again";
2285	cf::cfg_load;	2375	cf::cfg_load;
2286	cf::db_load;	2376	cf::db_load;
2287		2377
2288	# load extensions
2289	warn "load extensions";	2378	warn "load extensions";
2290	cf::load_extensions;	2379	cf::load_extensions;
2291		2380
2292	# reattach attachments to objects	2381	warn "reattach attachments to objects/players";
2293	warn "reattach";
2294	_global_reattach;	2382	_global_reattach;
		2383	warn "reattach attachments to maps";
2295	reattach $_ for values %MAP;	2384	reattach $_ for values %MAP;
2296	};	2385	};
2297		2386
2298	if ($@) {	2387	if ($@) {
2299	warn $@;	2388	warn $@;
2300	warn "error while reloading, exiting.";	2389	warn "error while reloading, exiting.";
2301	exit 1;	2390	exit 1;
2302	}	2391	}
2303		2392
2304	warn "reloaded successfully";	2393	warn "reloaded";
2305	};	2394	};
2306
2307	#############################################################################
2308
2309	unless ($LINK_MAP) {
2310	$LINK_MAP = cf::map::new;
2311
2312	$LINK_MAP->width (41);
2313	$LINK_MAP->height (41);
2314	$LINK_MAP->alloc;
2315	$LINK_MAP->path ("{link}");
2316	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2317	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2318
2319	# dirty hack because... archetypes are not yet loaded
2320	Event->timer (
2321	after => 10,
2322	cb => sub {
2323	$_[0]->w->cancel;
2324
2325	# provide some exits "home"
2326	my $exit = cf::object::new "exit";
2327
2328	$exit->slaying ($EMERGENCY_POSITION->[0]);
2329	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2330	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2331
2332	$LINK_MAP->insert ($exit->clone, 19, 19);
2333	$LINK_MAP->insert ($exit->clone, 19, 20);
2334	$LINK_MAP->insert ($exit->clone, 19, 21);
2335	$LINK_MAP->insert ($exit->clone, 20, 19);
2336	$LINK_MAP->insert ($exit->clone, 20, 21);
2337	$LINK_MAP->insert ($exit->clone, 21, 19);
2338	$LINK_MAP->insert ($exit->clone, 21, 20);
2339	$LINK_MAP->insert ($exit->clone, 21, 21);
2340
2341	$exit->destroy;
2342	});
2343
2344	$LINK_MAP->{deny_save} = 1;
2345	$LINK_MAP->{deny_reset} = 1;
2346
2347	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2348	}
2349
2350	register "<global>", __PACKAGE__;
2351		2395
2352	register_command "reload" => sub {	2396	register_command "reload" => sub {
2353	my ($who, $arg) = @_;	2397	my ($who, $arg) = @_;
2354		2398
2355	if ($who->flag (FLAG_WIZ)) {	2399	if ($who->flag (FLAG_WIZ)) {
…		…
2365	reentrant => 0,	2409	reentrant => 0,
2366	prio => 0,	2410	prio => 0,
2367	at => $NEXT_TICK \|\| $TICK,	2411	at => $NEXT_TICK \|\| $TICK,
2368	data => WF_AUTOCANCEL,	2412	data => WF_AUTOCANCEL,
2369	cb => sub {	2413	cb => sub {
		2414	$NOW = Event::time;
		2415
2370	cf::server_tick; # one server iteration	2416	cf::server_tick; # one server iteration
2371	$RUNTIME += $TICK;	2417	$RUNTIME += $TICK;
2372	$NEXT_TICK += $TICK;	2418	$NEXT_TICK += $TICK;
		2419
		2420	$WAIT_FOR_TICK->broadcast;
		2421	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2373		2422
2374	# if we are delayed by four ticks or more, skip them all	2423	# if we are delayed by four ticks or more, skip them all
2375	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2424	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2376		2425
2377	$TICK_WATCHER->at ($NEXT_TICK);	2426	$TICK_WATCHER->at ($NEXT_TICK);
…		…
2379	},	2428	},
2380	);	2429	);
2381		2430
2382	IO::AIO::max_poll_time $TICK * 0.2;	2431	IO::AIO::max_poll_time $TICK * 0.2;
2383		2432
2384	Event->io (	2433	$AIO_POLL_WATCHER = Event->io (
2385	fd => IO::AIO::poll_fileno,	2434	fd => IO::AIO::poll_fileno,
2386	poll => 'r',	2435	poll => 'r',
2387	prio => 5,	2436	prio => 5,
2388	data => WF_AUTOCANCEL,	2437	data => WF_AUTOCANCEL,
2389	cb => \&IO::AIO::poll_cb,	2438	cb => \&IO::AIO::poll_cb,
2390	);	2439	);
2391		2440
2392	Event->timer (	2441	$WRITE_RUNTIME_WATCHER = Event->timer (
2393	data => WF_AUTOCANCEL,	2442	data => WF_AUTOCANCEL,
2394	after => 0,	2443	after => 0,
2395	interval => 10,	2444	interval => 10,
2396	cb => sub {	2445	cb => sub {
2397	(Coro::unblock_sub {	2446	(Coro::unblock_sub {

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+Removed lines
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Comparing deliantra/server/lib/cf.pm (file contents): Revision 1.154 by root, Tue Jan 9 15:36:19 2007 UTC vs. Revision 1.173 by root, Sun Jan 14 18:00:34 2007 UTC

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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.154 by root, Tue Jan 9 15:36:19 2007 UTC vs.
Revision 1.173 by root, Sun Jan 14 18:00:34 2007 UTC