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

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.56 by root, Wed Aug 30 08:28:33 2006 UTC vs.
Revision 1.80 by root, Tue Nov 7 16:30:55 2006 UTC

…		…
5	use Storable;	5	use Storable;
6	use Opcode;	6	use Opcode;
7	use Safe;	7	use Safe;
8	use Safe::Hole;	8	use Safe::Hole;
9		9
		10	use IO::AIO ();
		11	use YAML::Syck ();
10	use Time::HiRes;	12	use Time::HiRes;
11	use Event;	13	use Event;
12	$Event::Eval = 1; # no idea why this is required, but it is	14	$Event::Eval = 1; # no idea why this is required, but it is
13		15
		16	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
		17	$YAML::Syck::ImplicitUnicode = 1;
		18
14	use strict;	19	use strict;
15		20
16	_reload_1;	21	_init_vars;
17		22
18	our %COMMAND = ();	23	our %COMMAND = ();
19	our @EVENT;	24	our @EVENT;
20	our %PROP_TYPE;
21	our %PROP_IDX;
22	our $LIBDIR = maps_directory "perl";	25	our $LIBDIR = maps_directory "perl";
23		26
24	our $TICK = MAX_TIME * 1e-6;	27	our $TICK = MAX_TIME * 1e-6;
25	our $TICK_WATCHER;	28	our $TICK_WATCHER;
26	our $NEXT_TICK;	29	our $NEXT_TICK;
		30
		31	our %CFG;
		32
		33	our $uptime;
		34
		35	$uptime \|\|= time;
		36
		37	#############################################################################
		38
		39	=head2 GLOBAL VARIABLES
		40
		41	=over 4
		42
		43	=item $cf::LIBDIR
		44
		45	The perl library directory, where extensions and cf-specific modules can
		46	be found. It will be added to C<@INC> automatically.
		47
		48	=item $cf::TICK
		49
		50	The interval between server ticks, in seconds.
		51
		52	=item %cf::CFG
		53
		54	Configuration for the server, loaded from C</etc/crossfire/config>, or
		55	from wherever your confdir points to.
		56
		57	=back
		58
		59	=cut
27		60
28	BEGIN {	61	BEGIN {
29	*CORE::GLOBAL::warn = sub {	62	*CORE::GLOBAL::warn = sub {
30	my $msg = join "", @_;	63	my $msg = join "", @_;
31	$msg .= "\n"	64	$msg .= "\n"
…		…
34	print STDERR "cfperl: $msg";	67	print STDERR "cfperl: $msg";
35	LOG llevError, "cfperl: $msg";	68	LOG llevError, "cfperl: $msg";
36	};	69	};
37	}	70	}
38		71
39	my %ignore_set = (MAP_PROP_PATH => 1); # I hate the plug-in api. Deeply!
40
41	# generate property mutators
42	sub prop_gen {
43	my ($prefix, $class) = @_;
44
45	no strict 'refs';
46
47	for my $prop (keys %PROP_TYPE) {
48	$prop =~ /^\Q$prefix\E_(.*$)/ or next;
49	my $sub = lc $1;
50
51	my $type = $PROP_TYPE{$prop};
52	my $idx = $PROP_IDX {$prop};
53
54	{"$class\::get_$sub"} = {"$class\::$sub"} = sub {
55	$_[0]->get_property ($type, $idx)
56	};
57
58	*{"$class\::set_$sub"} = sub {
59	$_[0]->set_property ($type, $idx, $_[1]);
60	} unless $ignore_set{$prop};
61	}
62	}
63
64	# auto-generate most of the API
65
66	prop_gen OBJECT_PROP => "cf::object";
67	# CFAPI_OBJECT_ANIMATION?
68	prop_gen PLAYER_PROP => "cf::object::player";
69
70	prop_gen MAP_PROP => "cf::map";
71	prop_gen ARCH_PROP => "cf::arch";
72
73	@safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object';	72	@safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object';
74		73
75	# we bless all objects into (empty) derived classes to force a method lookup	74	# we bless all objects into (empty) derived classes to force a method lookup
76	# within the Safe compartment.	75	# within the Safe compartment.
77	for my $pkg (qw(cf::object cf::object::player cf::player cf::map cf::party cf::region cf::arch cf::living)) {	76	for my $pkg (qw(cf::object cf::object::player cf::player cf::map cf::party cf::region cf::arch cf::living)) {
…		…
87	my @exts;	86	my @exts;
88	my @hook;	87	my @hook;
89	my %command;	88	my %command;
90	my %extcmd;	89	my %extcmd;
91		90
92	#############################################################################	91	=head2 UTILITY FUNCTIONS
93	# utility functions	92
		93	=over 4
		94
		95	=cut
94		96
95	use JSON::Syck (); # TODO# replace by JSON::PC once working	97	use JSON::Syck (); # TODO# replace by JSON::PC once working
		98
		99	=item $ref = cf::from_json $json
		100
		101	Converts a JSON string into the corresponding perl data structure.
		102
		103	=cut
96		104
97	sub from_json($) {	105	sub from_json($) {
98	$JSON::Syck::ImplicitUnicode = 1; # work around JSON::Syck bugs	106	$JSON::Syck::ImplicitUnicode = 1; # work around JSON::Syck bugs
99	JSON::Syck::Load $_[0]	107	JSON::Syck::Load $_[0]
100	}	108	}
101		109
		110	=item $json = cf::to_json $ref
		111
		112	Converts a perl data structure into its JSON representation.
		113
		114	=cut
		115
102	sub to_json($) {	116	sub to_json($) {
103	$JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs	117	$JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs
104	JSON::Syck::Dump $_[0]	118	JSON::Syck::Dump $_[0]
105	}	119	}
106		120
107	#############################################################################	121	=back
108	# "new" plug-in system
109		122
		123	=cut
		124
		125	#############################################################################
		126
110	=head3 EVENTS AND OBJECT ATTACHMENTS	127	=head2 EVENTS AND OBJECT ATTACHMENTS
111		128
112	=over 4	129	=over 4
113		130
114	=item $object->attach ($attachment, key => $value...)	131	=item $object->attach ($attachment, key => $value...)
115		132
…		…
389	for (@$callbacks) {	406	for (@$callbacks) {
390	eval { &{$_->[1]} };	407	eval { &{$_->[1]} };
391		408
392	if ($@) {	409	if ($@) {
393	warn "$@";	410	warn "$@";
394	warn "... while processing $EVENT[$event][0] event, skipping processing altogether.\n";	411	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
395	override;	412	override;
396	}	413	}
397		414
398	return 1 if $override;	415	return 1 if $override;
399	}	416	}
…		…
415	removed in future versions), and there is no public API to access override	432	removed in future versions), and there is no public API to access override
416	results (if you must, access C<@cf::invoke_results> directly).	433	results (if you must, access C<@cf::invoke_results> directly).
417		434
418	=back	435	=back
419		436
420	=head2 methods valid for all pointers	437	=cut
		438
		439	#############################################################################
		440
		441	=head2 METHODS VALID FOR ALL CORE OBJECTS
421		442
422	=over 4	443	=over 4
423		444
424	=item $object->valid	445	=item $object->valid, $player->valid, $map->valid
425
426	=item $player->valid
427
428	=item $map->valid
429		446
430	Just because you have a perl object does not mean that the corresponding	447	Just because you have a perl object does not mean that the corresponding
431	C-level object still exists. If you try to access an object that has no	448	C-level object still exists. If you try to access an object that has no
432	valid C counterpart anymore you get an exception at runtime. This method	449	valid C counterpart anymore you get an exception at runtime. This method
433	can be used to test for existence of the C object part without causing an	450	can be used to test for existence of the C object part without causing an
…		…
476	}	493	}
477	}	494	}
478	}	495	}
479		496
480	sub object_freezer_save {	497	sub object_freezer_save {
481	my ($filename, $objs) = @_;	498	my ($filename, $rdata, $objs) = @_;
482		499
483	if (@$objs) {	500	if (length $$rdata) {
		501	warn sprintf "saving %s (%d,%d)\n",
		502	$filename, length $$rdata, scalar @$objs;
		503
484	open my $fh, ">:raw", "$filename.pst~";	504	if (open my $fh, ">:raw", "$filename~") {
		505	chmod SAVE_MODE, $fh;
		506	syswrite $fh, $$rdata;
		507	close $fh;
		508
		509	if (@$objs && open my $fh, ">:raw", "$filename.pst~") {
		510	chmod SAVE_MODE, $fh;
485	syswrite $fh, Storable::nfreeze { version => 1, objs => $objs };	511	syswrite $fh, Storable::nfreeze { version => 1, objs => $objs };
486	close $fh;	512	close $fh;
487	chmod SAVE_MODE, "$filename.pst~";
488	rename "$filename.pst~", "$filename.pst";	513	rename "$filename.pst~", "$filename.pst";
		514	} else {
		515	unlink "$filename.pst";
		516	}
		517
		518	rename "$filename~", $filename;
		519	} else {
		520	warn "FATAL: $filename~: $!\n";
		521	}
489	} else {	522	} else {
		523	unlink $filename;
490	unlink "$filename.pst";	524	unlink "$filename.pst";
491	}	525	}
		526	}
492		527
493	chmod SAVE_MODE, "$filename~";	528	sub object_freezer_as_string {
494	rename "$filename~", $filename;	529	my ($rdata, $objs) = @_;
		530
		531	use Data::Dumper;
		532
		533	"$$rdata\n" . Dumper $objs
495	}	534	}
496		535
497	sub object_thawer_load {	536	sub object_thawer_load {
498	my ($filename) = @_;	537	my ($filename) = @_;
499		538
		539	local $/;
		540
		541	my $av;
		542
		543	#TODO: use sysread etc.
		544	if (open my $data, "<:raw:perlio", $filename) {
		545	$data = <$data>;
500	open my $fh, "<:raw:perlio", "$filename.pst"	546	if (open my $pst, "<:raw:perlio", "$filename.pst") {
501	or return;	547	$av = eval { (Storable::thaw <$pst>)->{objs} };
		548	}
		549	return ($data, $av);
		550	}
502		551
503	eval { local $/; (Storable::thaw <$fh>)->{objs} }	552	()
504	}	553	}
505		554
506	attach_to_objects	555	attach_to_objects
507	prio => -1000000,	556	prio => -1000000,
508	on_clone => sub {	557	on_clone => sub {
…		…
654	load_extension $ext;	703	load_extension $ext;
655	1	704	1
656	} or warn "$ext not loaded: $@";	705	} or warn "$ext not loaded: $@";
657	}	706	}
658	}	707	}
659
660	sub _perl_reload(&) {
661	my ($msg) = @_;
662
663	$msg->("reloading...");
664
665	eval {
666	# 1. cancel all watchers
667	$_->cancel for Event::all_watchers;
668
669	# 2. unload all extensions
670	for (@exts) {
671	$msg->("unloading <$_>");
672	unload_extension $_;
673	}
674
675	# 3. unload all modules loaded from $LIBDIR
676	while (my ($k, $v) = each %INC) {
677	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
678
679	$msg->("removing <$k>");
680	delete $INC{$k};
681
682	$k =~ s/\.pm$//;
683	$k =~ s/\//::/g;
684
685	if (my $cb = $k->can ("unload_module")) {
686	$cb->();
687	}
688
689	Symbol::delete_package $k;
690	}
691
692	# 4. get rid of safe::, as good as possible
693	Symbol::delete_package "safe::$_"
694	for qw(cf::object cf::object::player cf::player cf::map cf::party cf::region);
695
696	# 5. remove register_script_function callbacks
697	# TODO
698
699	# 6. unload cf.pm "a bit"
700	delete $INC{"cf.pm"};
701
702	# don't, removes xs symbols, too,
703	# and global variables created in xs
704	#Symbol::delete_package __PACKAGE__;
705
706	# 7. reload cf.pm
707	$msg->("reloading cf.pm");
708	require cf;
709	};
710	$msg->($@) if $@;
711
712	$msg->("reloaded");
713	};
714
715	sub perl_reload() {
716	_perl_reload {
717	warn $_[0];
718	print "$_[0]\n";
719	};
720	}
721
722	register_command "perl-reload", 0, sub {
723	my ($who, $arg) = @_;
724
725	if ($who->flag (FLAG_WIZ)) {
726	_perl_reload {
727	warn $_[0];
728	$who->message ($_[0]);
729	};
730	}
731	};
732		708
733	#############################################################################	709	#############################################################################
734	# extcmd framework, basically convert ext <msg>	710	# extcmd framework, basically convert ext <msg>
735	# into pkg::->on_extcmd_arg1 (...) while shortcutting a few	711	# into pkg::->on_extcmd_arg1 (...) while shortcutting a few
736		712
…		…
764	defined $path or return;	740	defined $path or return;
765		741
766	unlink "$path.pst";	742	unlink "$path.pst";
767	};	743	};
768		744
769	# old style persistent data, TODO: remove #d#
770	*cf::mapsupport::on_swapin = sub {
771	my ($map) = @_;
772
773	my $path = $map->tmpname;
774	$path = $map->path unless defined $path;
775
776	warn "$path.cfperl\n";#d#
777
778	open my $fh, "<:raw", "$path.cfperl"
779	or return; # no perl data
780
781	my $data = Storable::thaw do { local $/; <$fh> };
782
783	$data->{version} <= 1
784	or return; # too new
785
786	$map->_set_obs ($data->{obs});
787	$map->invoke (EVENT_MAP_UPGRADE);
788	};
789
790	attach_to_maps prio => -10000, package => cf::mapsupport::;	745	attach_to_maps prio => -10000, package => cf::mapsupport::;
791		746
792	#############################################################################	747	#############################################################################
793	# load/save perl data associated with player->ob objects	748	# load/save perl data associated with player->ob objects
794		749
795	sub all_objects(@) {	750	sub all_objects(@) {
796	@_, map all_objects ($_->inv), @_	751	@_, map all_objects ($_->inv), @_
797	}	752	}
798		753
		754	# TODO: compatibility cruft, remove when no longer needed
799	attach_to_players	755	attach_to_players
800	on_load => sub {	756	on_load => sub {
801	my ($pl, $path) = @_;	757	my ($pl, $path) = @_;
802		758
803	for my $o (all_objects $pl->ob) {	759	for my $o (all_objects $pl->ob) {
…		…
809	}	765	}
810	},	766	},
811	;	767	;
812		768
813	#############################################################################	769	#############################################################################
814	# core extensions - in perl	770
		771	=head2 CORE EXTENSIONS
		772
		773	Functions and methods that extend core crossfire objects.
		774
		775	=over 4
815		776
816	=item cf::player::exists $login	777	=item cf::player::exists $login
817		778
818	Returns true when the given account exists.	779	Returns true when the given account exists.
819		780
…		…
822	sub cf::player::exists($) {	783	sub cf::player::exists($) {
823	cf::player::find $_[0]	784	cf::player::find $_[0]
824	or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[0]) x 2;	785	or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[0]) x 2;
825	}	786	}
826		787
827	=item $player->reply ($npc, $msg[, $flags])	788	=item $player_object->reply ($npc, $msg[, $flags])
828		789
829	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	790	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
830	can be C<undef>. Does the right thing when the player is currently in a	791	can be C<undef>. Does the right thing when the player is currently in a
831	dialogue with the given NPC character.	792	dialogue with the given NPC character.
832		793
…		…
859	$msg{msgid} = $id;	820	$msg{msgid} = $id;
860		821
861	$self->send ("ext " . to_json \%msg);	822	$self->send ("ext " . to_json \%msg);
862	}	823	}
863		824
		825	=item $player_object->may ("access")
		826
		827	Returns wether the given player is authorized to access resource "access"
		828	(e.g. "command_wizcast").
		829
		830	=cut
		831
		832	sub cf::object::player::may {
		833	my ($self, $access) = @_;
		834
		835	$self->flag (cf::FLAG_WIZ) \|\|
		836	(ref $cf::CFG{"may_$access"}
		837	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}
		838	: $cf::CFG{"may_$access"})
		839	}
		840
		841	=cut
		842
864	#############################################################################	843	#############################################################################
865	# map scripting support	844
		845	=head2 SAFE SCRIPTING
		846
		847	Functions that provide a safe environment to compile and execute
		848	snippets of perl code without them endangering the safety of the server
		849	itself. Looping constructs, I/O operators and other built-in functionality
		850	is not available in the safe scripting environment, and the number of
		851	functions and methods that can be called is greatly reduced.
		852
		853	=cut
866		854
867	our $safe = new Safe "safe";	855	our $safe = new Safe "safe";
868	our $safe_hole = new Safe::Hole;	856	our $safe_hole = new Safe::Hole;
869		857
870	$SIG{FPE} = 'IGNORE';	858	$SIG{FPE} = 'IGNORE';
871		859
872	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	860	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));
873		861
874	# here we export the classes and methods available to script code	862	# here we export the classes and methods available to script code
		863
		864	=pod
		865
		866	The following fucntions and emthods are available within a safe environment:
		867
		868	cf::object contr pay_amount pay_player
		869	cf::object::player player
		870	cf::player peaceful
		871
		872	=cut
875		873
876	for (	874	for (
877	["cf::object" => qw(contr pay_amount pay_player)],	875	["cf::object" => qw(contr pay_amount pay_player)],
878	["cf::object::player" => qw(player)],	876	["cf::object::player" => qw(player)],
879	["cf::player" => qw(peaceful)],	877	["cf::player" => qw(peaceful)],
…		…
882	my ($pkg, @funs) = @$_;	880	my ($pkg, @funs) = @$_;
883	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	881	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
884	for @funs;	882	for @funs;
885	}	883	}
886		884
		885	=over 4
		886
		887	=item @retval = safe_eval $code, [var => value, ...]
		888
		889	Compiled and executes the given perl code snippet. additional var/value
		890	pairs result in temporary local (my) scalar variables of the given name
		891	that are available in the code snippet. Example:
		892
		893	my $five = safe_eval '$first + $second', first => 1, second => 4;
		894
		895	=cut
		896
887	sub safe_eval($;@) {	897	sub safe_eval($;@) {
888	my ($code, %vars) = @_;	898	my ($code, %vars) = @_;
889		899
890	my $qcode = $code;	900	my $qcode = $code;
891	$qcode =~ s/"/‟/g; # not allowed in #line filenames	901	$qcode =~ s/"/‟/g; # not allowed in #line filenames
…		…
913	}	923	}
914		924
915	wantarray ? @res : $res[0]	925	wantarray ? @res : $res[0]
916	}	926	}
917		927
		928	=item cf::register_script_function $function => $cb
		929
		930	Register a function that can be called from within map/npc scripts. The
		931	function should be reasonably secure and should be put into a package name
		932	like the extension.
		933
		934	Example: register a function that gets called whenever a map script calls
		935	C<rent::overview>, as used by the C<rent> extension.
		936
		937	cf::register_script_function "rent::overview" => sub {
		938	...
		939	};
		940
		941	=cut
		942
918	sub register_script_function {	943	sub register_script_function {
919	my ($fun, $cb) = @_;	944	my ($fun, $cb) = @_;
920		945
921	no strict 'refs';	946	no strict 'refs';
922	*{"safe::$fun"} = $safe_hole->wrap ($cb);	947	*{"safe::$fun"} = $safe_hole->wrap ($cb);
923	}	948	}
924		949
		950	=back
		951
		952	=cut
		953
		954	#############################################################################
		955
		956	=head2 EXTENSION DATABASE SUPPORT
		957
		958	Crossfire maintains a very simple database for extension use. It can
		959	currently store anything that can be serialised using Storable, which
		960	excludes objects.
		961
		962	The parameter C<$family> should best start with the name of the extension
		963	using it, it should be unique.
		964
		965	=over 4
		966
		967	=item $hashref = cf::db_get $family
		968
		969	Return a hashref for use by the extension C<$family>, which can be
		970	modified. After modifications, you have to call C<cf::db_dirty> or
		971	C<cf::db_sync>.
		972
		973	=item $value = cf::db_get $family => $key
		974
		975	Returns a single value from the database
		976
		977	=item cf::db_put $family => $hashref
		978
		979	Stores the given family hashref into the database. Updates are delayed, if
		980	you want the data to be synced to disk immediately, use C<cf::db_sync>.
		981
		982	=item cf::db_put $family => $key => $value
		983
		984	Stores the given C<$value> in the family hash. Updates are delayed, if you
		985	want the data to be synced to disk immediately, use C<cf::db_sync>.
		986
		987	=item cf::db_dirty
		988
		989	Marks the database as dirty, to be updated at a later time.
		990
		991	=item cf::db_sync
		992
		993	Immediately write the database to disk I<if it is dirty>.
		994
		995	=cut
		996
		997	our $DB;
		998
		999	{
		1000	my $path = cf::localdir . "/database.pst";
		1001
		1002	sub db_load() {
		1003	warn "loading database $path\n";#d# remove later
		1004	$DB = stat $path ? Storable::retrieve $path : { };
		1005	}
		1006
		1007	my $pid;
		1008
		1009	sub db_save() {
		1010	warn "saving database $path\n";#d# remove later
		1011	waitpid $pid, 0 if $pid;
		1012	if (0 == ($pid = fork)) {
		1013	$DB->{_meta}{version} = 1;
		1014	Storable::nstore $DB, "$path~";
		1015	rename "$path~", $path;
		1016	cf::_exit 0 if defined $pid;
		1017	}
		1018	}
		1019
		1020	my $dirty;
		1021
		1022	sub db_sync() {
		1023	db_save if $dirty;
		1024	undef $dirty;
		1025	}
		1026
		1027	my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, cb => sub {
		1028	db_sync;
		1029	});
		1030
		1031	sub db_dirty() {
		1032	$dirty = 1;
		1033	$idle->start;
		1034	}
		1035
		1036	sub db_get($;$) {
		1037	@_ >= 2
		1038	? $DB->{$_[0]}{$_[1]}
		1039	: ($DB->{$_[0]} \|\|= { })
		1040	}
		1041
		1042	sub db_put($$;$) {
		1043	if (@_ >= 3) {
		1044	$DB->{$_[0]}{$_[1]} = $_[2];
		1045	} else {
		1046	$DB->{$_[0]} = $_[1];
		1047	}
		1048	db_dirty;
		1049	}
		1050
		1051	attach_global
		1052	prio => 10000,
		1053	on_cleanup => sub {
		1054	db_sync;
		1055	},
		1056	;
		1057	}
		1058
925	#############################################################################	1059	#############################################################################
926	# the server's main()	1060	# the server's main()
927		1061
		1062	sub cfg_load {
		1063	open my $fh, "<:utf8", cf::confdir . "/config"
		1064	or return;
		1065
		1066	local $/;
		1067	*CFG = YAML::Syck::Load <$fh>;
		1068	}
		1069
928	sub main {	1070	sub main {
		1071	cfg_load;
		1072	db_load;
		1073	load_extensions;
929	Event::loop;	1074	Event::loop;
930	}	1075	}
931		1076
932	#############################################################################	1077	#############################################################################
933	# initialisation	1078	# initialisation
934		1079
		1080	sub _perl_reload(&) {
		1081	my ($msg) = @_;
		1082
		1083	$msg->("reloading...");
		1084
		1085	eval {
		1086	# cancel all watchers
		1087	$_->cancel for Event::all_watchers;
		1088
		1089	# unload all extensions
		1090	for (@exts) {
		1091	$msg->("unloading <$_>");
		1092	unload_extension $_;
		1093	}
		1094
		1095	# unload all modules loaded from $LIBDIR
		1096	while (my ($k, $v) = each %INC) {
		1097	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		1098
		1099	$msg->("removing <$k>");
		1100	delete $INC{$k};
		1101
		1102	$k =~ s/\.pm$//;
		1103	$k =~ s/\//::/g;
		1104
		1105	if (my $cb = $k->can ("unload_module")) {
		1106	$cb->();
		1107	}
		1108
		1109	Symbol::delete_package $k;
		1110	}
		1111
		1112	# sync database to disk
		1113	cf::db_sync;
		1114
		1115	# get rid of safe::, as good as possible
		1116	Symbol::delete_package "safe::$_"
		1117	for qw(cf::object cf::object::player cf::player cf::map cf::party cf::region);
		1118
		1119	# remove register_script_function callbacks
		1120	# TODO
		1121
		1122	# unload cf.pm "a bit"
		1123	delete $INC{"cf.pm"};
		1124
		1125	# don't, removes xs symbols, too,
		1126	# and global variables created in xs
		1127	#Symbol::delete_package __PACKAGE__;
		1128
		1129	# reload cf.pm
		1130	$msg->("reloading cf.pm");
		1131	require cf;
		1132
		1133	# load config and database again
		1134	cf::cfg_load;
		1135	cf::db_load;
		1136
		1137	# load extensions
		1138	$msg->("load extensions");
		1139	cf::load_extensions;
		1140
		1141	# reattach attachments to objects
		1142	$msg->("reattach");
		1143	_global_reattach;
		1144	};
		1145	$msg->($@) if $@;
		1146
		1147	$msg->("reloaded");
		1148	};
		1149
		1150	sub perl_reload() {
		1151	_perl_reload {
		1152	warn $_[0];
		1153	print "$_[0]\n";
		1154	};
		1155	}
		1156
		1157	register_command "perl-reload", 0, sub {
		1158	my ($who, $arg) = @_;
		1159
		1160	if ($who->flag (FLAG_WIZ)) {
		1161	_perl_reload {
		1162	warn $_[0];
		1163	$who->message ($_[0]);
		1164	};
		1165	}
		1166	};
		1167
935	register "<global>", __PACKAGE__;	1168	register "<global>", __PACKAGE__;
936		1169
937	unshift @INC, $LIBDIR;	1170	unshift @INC, $LIBDIR;
938		1171
939	load_extensions;
940
941	$TICK_WATCHER = Event->timer (	1172	$TICK_WATCHER = Event->timer (
942	prio => 1,	1173	prio => 1,
		1174	async => 1,
943	at => $NEXT_TICK \|\| 1,	1175	at => $NEXT_TICK \|\| 1,
944	cb => sub {	1176	cb => sub {
945	cf::server_tick; # one server iteration	1177	cf::server_tick; # one server iteration
946		1178
947	my $NOW = Event::time;	1179	my $NOW = Event::time;
948	$NEXT_TICK += $TICK;	1180	$NEXT_TICK += $TICK;
949		1181
950	# if we are delayed by four ticks, skip them all	1182	# if we are delayed by four ticks or more, skip them all
951	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;	1183	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
952		1184
953	$TICK_WATCHER->at ($NEXT_TICK);	1185	$TICK_WATCHER->at ($NEXT_TICK);
954	$TICK_WATCHER->start;	1186	$TICK_WATCHER->start;
955	},	1187	},
956	);	1188	);
957		1189
958	_reload_2;	1190	IO::AIO::max_poll_time $TICK * 0.2;
		1191
		1192	Event->io (fd => IO::AIO::poll_fileno,
		1193	poll => 'r',
		1194	prio => 5,
		1195	cb => \&IO::AIO::poll_cb);
959		1196
960	1	1197	1
961		1198

Diff Legend

-–
+Removed lines
-+
+Added lines
-<
+Changed lines
->
+Changed lines

Comparing deliantra/server/lib/cf.pm (file contents): Revision 1.56 by root, Wed Aug 30 08:28:33 2006 UTC vs. Revision 1.80 by root, Tue Nov 7 16:30:55 2006 UTC

Diff Legend

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.56 by root, Wed Aug 30 08:28:33 2006 UTC vs.
Revision 1.80 by root, Tue Nov 7 16:30:55 2006 UTC