… | |
… | |
11 | use Event; |
11 | use Event; |
12 | $Event::Eval = 1; # no idea why this is required, but it is |
12 | $Event::Eval = 1; # no idea why this is required, but it is |
13 | |
13 | |
14 | use strict; |
14 | use strict; |
15 | |
15 | |
16 | our %COMMAND; |
16 | our %COMMAND = (); |
17 | our @EVENT; |
17 | our @EVENT; |
|
|
18 | our @PLUGIN_EVENT; |
18 | our %PROP_TYPE; |
19 | our %PROP_TYPE; |
19 | our %PROP_IDX; |
20 | our %PROP_IDX; |
20 | our $LIBDIR = maps_directory "perl"; |
21 | our $LIBDIR = maps_directory "perl"; |
21 | |
22 | |
22 | our $TICK = MAX_TIME * 1e-6; |
23 | our $TICK = MAX_TIME * 1e-6; |
23 | our $TICK_WATCHER; |
24 | our $TICK_WATCHER; |
24 | our $NEXT_TICK; |
25 | our $NEXT_TICK; |
25 | |
26 | |
26 | BEGIN { |
27 | BEGIN { |
27 | @EVENT = map lc, @EVENT; |
28 | @PLUGIN_EVENT = map lc, @PLUGIN_EVENT; |
28 | |
29 | |
29 | *CORE::GLOBAL::warn = sub { |
30 | *CORE::GLOBAL::warn = sub { |
30 | my $msg = join "", @_; |
31 | my $msg = join "", @_; |
31 | $msg .= "\n" |
32 | $msg .= "\n" |
32 | unless $msg =~ /\n$/; |
33 | unless $msg =~ /\n$/; |
… | |
… | |
70 | prop_gen MAP_PROP => "cf::map"; |
71 | prop_gen MAP_PROP => "cf::map"; |
71 | prop_gen ARCH_PROP => "cf::arch"; |
72 | prop_gen ARCH_PROP => "cf::arch"; |
72 | |
73 | |
73 | # guessed hierarchies |
74 | # guessed hierarchies |
74 | |
75 | |
75 | @ext::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object'; |
76 | @safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object'; |
76 | @ext::cf::object::map::ISA = @cf::object::map::ISA = 'cf::object'; |
77 | @safe::cf::object::map::ISA = @cf::object::map::ISA = 'cf::object'; |
77 | |
78 | |
78 | # we bless all objects into derived classes to force a method lookup |
79 | # we bless all objects into (empty) derived classes to force a method lookup |
79 | # within the Safe compartment. |
80 | # within the Safe compartment. |
80 | for my $pkg (qw(cf::object cf::object::map cf::object::player cf::player cf::map cf::party cf::region cf::arch)) { |
81 | for my $pkg (qw(cf::object cf::object::map cf::object::player cf::player cf::map cf::party cf::region cf::arch)) { |
81 | no strict 'refs'; |
82 | no strict 'refs'; |
82 | @{"ext::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; |
83 | @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; |
83 | } |
84 | } |
84 | |
85 | |
85 | $Event::DIED = sub { |
86 | $Event::DIED = sub { |
86 | warn "error in event callback: @_"; |
87 | warn "error in event callback: @_"; |
87 | }; |
88 | }; |
… | |
… | |
90 | my @exts; |
91 | my @exts; |
91 | my @hook; |
92 | my @hook; |
92 | my %command; |
93 | my %command; |
93 | my %extcmd; |
94 | my %extcmd; |
94 | |
95 | |
|
|
96 | ############################################################################# |
|
|
97 | # "new" plug-in system |
|
|
98 | |
|
|
99 | =item cf::object::attach ... # NYI |
|
|
100 | |
|
|
101 | =item cf::attach_global ... |
|
|
102 | |
|
|
103 | =item cf::attach_to_type ... |
|
|
104 | |
|
|
105 | =item cf::attach_to_objects ... |
|
|
106 | |
|
|
107 | =item cf::attach_to_players ... |
|
|
108 | |
|
|
109 | =item cf::attach_to_maps ... |
|
|
110 | |
|
|
111 | prio => $number, # lower is earlier |
|
|
112 | on_xxx => \&cb, |
|
|
113 | package => package::, |
|
|
114 | |
|
|
115 | =cut |
|
|
116 | |
|
|
117 | # the following variables are defined in .xs and must not be re-created |
|
|
118 | our @CB_GLOBAL = (); # registry for all global events |
|
|
119 | our @CB_OBJECT = (); |
|
|
120 | our @CB_PLAYER = (); |
|
|
121 | our @CB_TYPE = (); # registry for type (cf-object class) based events |
|
|
122 | our @CB_MAP = (); |
|
|
123 | |
|
|
124 | sub _attach_cb($\%$$$) { |
|
|
125 | my ($registry, $undo, $event, $prio, $cb) = @_; |
|
|
126 | |
|
|
127 | use sort 'stable'; |
|
|
128 | |
|
|
129 | $cb = [$prio, $cb]; |
|
|
130 | |
|
|
131 | @{$registry->[$event]} = sort |
|
|
132 | { $a->[0] cmp $b->[0] } |
|
|
133 | @{$registry->[$event] || []}, $cb; |
|
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134 | |
|
|
135 | push @{$undo->{cb}}, [$event, $cb]; |
|
|
136 | } |
|
|
137 | |
|
|
138 | # attach handles attaching event callbacks |
|
|
139 | # the only thing the caller has to do is pass the correct |
|
|
140 | # registry (== where the callback attaches to). |
|
|
141 | sub _attach(\@$\@) { |
|
|
142 | my ($registry, $klass, $arg) = @_; |
|
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143 | |
|
|
144 | my $prio = 0; |
|
|
145 | |
|
|
146 | my %undo = ( |
|
|
147 | registry => $registry, |
|
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148 | cb => [], |
|
|
149 | ); |
|
|
150 | |
|
|
151 | my %cb_id = map +("on_" . lc $EVENT[$_][0], $_) , grep $EVENT[$_][1] == $klass, 0 .. $#EVENT; |
|
|
152 | |
|
|
153 | while (@$arg) { |
|
|
154 | my $type = shift @$arg; |
|
|
155 | |
|
|
156 | if ($type eq "prio") { |
|
|
157 | $prio = shift @$arg; |
|
|
158 | |
|
|
159 | } elsif ($type eq "package") { |
|
|
160 | my $pkg = shift @$arg; |
|
|
161 | |
|
|
162 | while (my ($name, $id) = each %cb_id) { |
|
|
163 | if (my $cb = $pkg->can ($name)) { |
|
|
164 | _attach_cb $registry, %undo, $id, $prio, $cb; |
|
|
165 | } |
|
|
166 | } |
|
|
167 | |
|
|
168 | } elsif (exists $cb_id{$type}) { |
|
|
169 | _attach_cb $registry, %undo, $cb_id{$type}, $prio, shift @$arg; |
|
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170 | |
|
|
171 | } elsif (ref $type) { |
|
|
172 | warn "attaching objects not supported, ignoring.\n"; |
|
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173 | |
|
|
174 | } else { |
|
|
175 | shift @$arg; |
|
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176 | warn "attach argument '$type' not supported, ignoring.\n"; |
|
|
177 | } |
|
|
178 | } |
|
|
179 | |
|
|
180 | \%undo |
|
|
181 | } |
|
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182 | |
|
|
183 | sub cf::object::attach { |
|
|
184 | die; |
|
|
185 | } |
|
|
186 | |
|
|
187 | sub attach_global { |
|
|
188 | _attach @CB_GLOBAL, KLASS_GLOBAL, @_ |
|
|
189 | } |
|
|
190 | |
|
|
191 | sub attach_to_type { |
|
|
192 | my $type = shift; |
|
|
193 | _attach @{$CB_TYPE[$type]}, KLASS_OBJECT, @_ |
|
|
194 | } |
|
|
195 | |
|
|
196 | sub attach_to_objects { |
|
|
197 | _attach @CB_OBJECT, KLASS_OBJECT, @_ |
|
|
198 | } |
|
|
199 | |
|
|
200 | sub attach_to_players { |
|
|
201 | _attach @CB_PLAYER, KLASS_PLAYER, @_ |
|
|
202 | } |
|
|
203 | |
|
|
204 | sub attach_to_maps { |
|
|
205 | _attach @CB_MAP, KLASS_MAP, @_ |
|
|
206 | } |
|
|
207 | |
|
|
208 | our $override; |
|
|
209 | |
|
|
210 | sub override() { |
|
|
211 | $override = 1 |
|
|
212 | } |
|
|
213 | |
|
|
214 | sub invoke { |
|
|
215 | my $event = shift; |
|
|
216 | my $callbacks = shift; |
|
|
217 | |
|
|
218 | local $override; |
|
|
219 | |
|
|
220 | for (@$callbacks) { |
|
|
221 | eval { &{$_->[1]} }; |
|
|
222 | |
|
|
223 | if ($@) { |
|
|
224 | warn "$@"; |
|
|
225 | warn "... while processing $EVENT[$event][0] event, skipping processing altogether.\n"; |
|
|
226 | override; |
|
|
227 | } |
|
|
228 | |
|
|
229 | return 1 if $override; |
|
|
230 | } |
|
|
231 | |
|
|
232 | 0 |
|
|
233 | } |
|
|
234 | |
|
|
235 | ############################################################################# |
|
|
236 | # old plug-in events |
|
|
237 | |
95 | sub inject_event { |
238 | sub inject_event { |
96 | my $extension = shift; |
239 | my $extension = shift; |
97 | my $event_code = shift; |
240 | my $event_code = shift; |
98 | |
241 | |
99 | my $cb = $hook[$event_code]{$extension} |
242 | my $cb = $hook[$event_code]{$extension} |
… | |
… | |
141 | } |
284 | } |
142 | |
285 | |
143 | sub register { |
286 | sub register { |
144 | my ($base, $pkg) = @_; |
287 | my ($base, $pkg) = @_; |
145 | |
288 | |
146 | for my $idx (0 .. $#EVENT) { |
289 | for my $idx (0 .. $#PLUGIN_EVENT) { |
147 | if (my $ref = $pkg->can ("on_$EVENT[$idx]")) { |
290 | if (my $ref = $pkg->can ("on_$PLUGIN_EVENT[$idx]")) { |
148 | #warn "registering $EVENT[$idx] hook to '$pkg'\n"; |
291 | #warn "registering $PLUGIN_EVENT[$idx] hook to '$pkg'\n"; |
149 | $hook[$idx]{$base} = $ref; |
292 | $hook[$idx]{$base} = $ref; |
150 | } |
293 | } |
151 | } |
294 | } |
152 | } |
295 | } |
153 | |
296 | |
… | |
… | |
156 | |
299 | |
157 | $path =~ /([^\/\\]+)\.ext$/ or die "$path"; |
300 | $path =~ /([^\/\\]+)\.ext$/ or die "$path"; |
158 | my $base = $1; |
301 | my $base = $1; |
159 | my $pkg = $1; |
302 | my $pkg = $1; |
160 | $pkg =~ s/[^[:word:]]/_/g; |
303 | $pkg =~ s/[^[:word:]]/_/g; |
161 | $pkg = "cf::ext::$pkg"; |
304 | $pkg = "ext::$pkg"; |
162 | |
305 | |
163 | warn "loading '$path' into '$pkg'\n"; |
306 | warn "loading '$path' into '$pkg'\n"; |
164 | |
307 | |
165 | open my $fh, "<:utf8", $path |
308 | open my $fh, "<:utf8", $path |
166 | or die "$path: $!"; |
309 | or die "$path: $!"; |
… | |
… | |
187 | my ($pkg) = @_; |
330 | my ($pkg) = @_; |
188 | |
331 | |
189 | warn "removing extension $pkg\n"; |
332 | warn "removing extension $pkg\n"; |
190 | |
333 | |
191 | # remove hooks |
334 | # remove hooks |
192 | for my $idx (0 .. $#EVENT) { |
335 | for my $idx (0 .. $#PLUGIN_EVENT) { |
193 | delete $hook[$idx]{$pkg}; |
336 | delete $hook[$idx]{$pkg}; |
194 | } |
337 | } |
195 | |
338 | |
196 | # remove commands |
339 | # remove commands |
197 | for my $name (keys %command) { |
340 | for my $name (keys %command) { |
… | |
… | |
263 | } |
406 | } |
264 | |
407 | |
265 | Symbol::delete_package $k; |
408 | Symbol::delete_package $k; |
266 | } |
409 | } |
267 | |
410 | |
268 | # 4. get rid of ext::, as good as possible |
411 | # 4. get rid of safe::, as good as possible |
269 | Symbol::delete_package "ext::$_" |
412 | Symbol::delete_package "safe::$_" |
270 | for qw(cf::object cf::object::map cf::object::player cf::player cf::map cf::party cf::region); |
413 | for qw(cf::object cf::object::map cf::object::player cf::player cf::map cf::party cf::region); |
271 | |
414 | |
272 | # 5. remove register_script_function callbacks |
415 | # 5. remove register_script_function callbacks |
273 | # TODO |
416 | # TODO |
274 | |
417 | |
275 | # 6. unload cf.pm "a bit" |
418 | # 6. unload cf.pm "a bit" |
276 | delete $INC{"cf.pm"}; |
419 | delete $INC{"cf.pm"}; |
277 | |
420 | |
278 | # don't, removes xs symbols, too |
421 | # don't, removes xs symbols, too, |
|
|
422 | # and global variables created in xs |
279 | #Symbol::delete_package __PACKAGE__; |
423 | #Symbol::delete_package __PACKAGE__; |
280 | |
424 | |
281 | # 7. reload cf.pm |
425 | # 7. reload cf.pm |
282 | $msg->("reloading cf.pm"); |
426 | $msg->("reloading cf.pm"); |
283 | require cf; |
427 | require cf; |
… | |
… | |
343 | } |
487 | } |
344 | |
488 | |
345 | ############################################################################# |
489 | ############################################################################# |
346 | # load/save/clean perl data associated with a map |
490 | # load/save/clean perl data associated with a map |
347 | |
491 | |
348 | *on_mapclean = sub { |
492 | *cf::mapsupport::on_clean = sub { |
349 | my ($map) = @_; |
493 | my ($map) = @_; |
350 | |
494 | |
351 | my $path = $map->tmpname; |
495 | my $path = $map->tmpname; |
352 | defined $path or return; |
496 | defined $path or return; |
353 | |
497 | |
354 | unlink "$path.cfperl"; |
498 | unlink "$path.cfperl"; |
355 | }; |
499 | }; |
356 | |
500 | |
357 | *on_mapin = |
501 | *cf::mapsupport::on_swapin = |
358 | *on_mapload = sub { |
502 | *cf::mapsupport::on_load = sub { |
359 | my ($map) = @_; |
503 | my ($map) = @_; |
360 | |
504 | |
361 | my $path = $map->tmpname; |
505 | my $path = $map->tmpname; |
362 | $path = $map->path unless defined $path; |
506 | $path = $map->path unless defined $path; |
363 | |
507 | |
… | |
… | |
370 | or return; # too new |
514 | or return; # too new |
371 | |
515 | |
372 | $map->_set_obs ($data->{obs}); |
516 | $map->_set_obs ($data->{obs}); |
373 | }; |
517 | }; |
374 | |
518 | |
375 | *on_mapout = sub { |
519 | *cf::mapsupport::on_swapout = sub { |
376 | my ($map) = @_; |
520 | my ($map) = @_; |
377 | |
521 | |
378 | my $path = $map->tmpname; |
522 | my $path = $map->tmpname; |
379 | $path = $map->path unless defined $path; |
523 | $path = $map->path unless defined $path; |
380 | |
524 | |
… | |
… | |
397 | } else { |
541 | } else { |
398 | unlink "$path.cfperl"; |
542 | unlink "$path.cfperl"; |
399 | } |
543 | } |
400 | }; |
544 | }; |
401 | |
545 | |
|
|
546 | attach_to_maps prio => -10000, package => cf::mapsupport::; |
|
|
547 | |
402 | ############################################################################# |
548 | ############################################################################# |
403 | # load/save perl data associated with player->ob objects |
549 | # load/save perl data associated with player->ob objects |
404 | |
550 | |
405 | sub all_objects(@) { |
551 | sub all_objects(@) { |
406 | @_, map all_objects ($_->inv), @_ |
552 | @_, map all_objects ($_->inv), @_ |
407 | } |
553 | } |
408 | |
554 | |
409 | *on_player_load = sub { |
555 | attach_to_players |
|
|
556 | on_load => sub { |
410 | my ($ob, $path) = @_; |
557 | my ($pl, $path) = @_; |
411 | |
558 | |
412 | for my $o (all_objects $ob) { |
559 | for my $o (all_objects $pl->ob) { |
413 | if (my $value = $o->get_ob_key_value ("_perl_data")) { |
560 | if (my $value = $o->get_ob_key_value ("_perl_data")) { |
414 | $o->set_ob_key_value ("_perl_data"); |
561 | $o->set_ob_key_value ("_perl_data"); |
415 | |
562 | |
416 | %$o = %{ Storable::thaw pack "H*", $value }; |
563 | %$o = %{ Storable::thaw pack "H*", $value }; |
|
|
564 | } |
417 | } |
565 | } |
418 | } |
566 | }, |
419 | }; |
567 | on_save => sub { |
420 | |
|
|
421 | *on_player_save = sub { |
|
|
422 | my ($ob, $path) = @_; |
568 | my ($pl, $path) = @_; |
423 | |
569 | |
424 | $_->set_ob_key_value (_perl_data => unpack "H*", Storable::nfreeze $_) |
570 | $_->set_ob_key_value (_perl_data => unpack "H*", Storable::nfreeze $_) |
425 | for grep %$_, all_objects $ob; |
571 | for grep %$_, all_objects $pl->ob; |
426 | }; |
572 | }, |
|
|
573 | ; |
427 | |
574 | |
428 | ############################################################################# |
575 | ############################################################################# |
429 | # core extensions - in perl |
576 | # core extensions - in perl |
430 | |
577 | |
431 | =item cf::player::exists $login |
578 | =item cf::player::exists $login |
… | |
… | |
493 | ["cf::object::player" => qw(player)], |
640 | ["cf::object::player" => qw(player)], |
494 | ["cf::player" => qw(peaceful)], |
641 | ["cf::player" => qw(peaceful)], |
495 | ) { |
642 | ) { |
496 | no strict 'refs'; |
643 | no strict 'refs'; |
497 | my ($pkg, @funs) = @$_; |
644 | my ($pkg, @funs) = @$_; |
498 | *{"ext::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"}) |
645 | *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"}) |
499 | for @funs; |
646 | for @funs; |
500 | } |
647 | } |
501 | |
648 | |
502 | sub safe_eval($;@) { |
649 | sub safe_eval($;@) { |
503 | my ($code, %vars) = @_; |
650 | my ($code, %vars) = @_; |
… | |
… | |
505 | my $qcode = $code; |
652 | my $qcode = $code; |
506 | $qcode =~ s/"/‟/g; # not allowed in #line filenames |
653 | $qcode =~ s/"/‟/g; # not allowed in #line filenames |
507 | $qcode =~ s/\n/\\n/g; |
654 | $qcode =~ s/\n/\\n/g; |
508 | |
655 | |
509 | local $_; |
656 | local $_; |
510 | local @ext::cf::_safe_eval_args = values %vars; |
657 | local @safe::cf::_safe_eval_args = values %vars; |
511 | |
658 | |
512 | $code = |
659 | $code = |
513 | "do {\n" |
660 | "do {\n" |
514 | . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n" |
661 | . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n" |
515 | . "#line 0 \"{$qcode}\"\n" |
662 | . "#line 0 \"{$qcode}\"\n" |
… | |
… | |
526 | |
673 | |
527 | sub register_script_function { |
674 | sub register_script_function { |
528 | my ($fun, $cb) = @_; |
675 | my ($fun, $cb) = @_; |
529 | |
676 | |
530 | no strict 'refs'; |
677 | no strict 'refs'; |
531 | *{"ext::$fun"} = $safe_hole->wrap ($cb); |
678 | *{"safe::$fun"} = $safe_hole->wrap ($cb); |
532 | } |
679 | } |
533 | |
680 | |
534 | ############################################################################# |
681 | ############################################################################# |
535 | # the server's main() |
682 | # the server's main() |
536 | |
683 | |
537 | sub run { |
684 | sub main { |
538 | Event::loop; |
685 | Event::loop; |
539 | } |
686 | } |
540 | |
687 | |
541 | ############################################################################# |
688 | ############################################################################# |
542 | # initialisation |
689 | # initialisation |