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/cvs/deliantra/server/lib/cf.pm
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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.9 by root, Fri Mar 17 03:22:00 2006 UTC vs.
Revision 1.21 by root, Sun Jul 16 17:51:40 2006 UTC

1package cf; 1package cf;
2 2
3use Symbol; 3use Symbol;
4use List::Util; 4use List::Util;
5use Storable; 5use Storable;
6
7use Event;
8$Event::Eval = 1; # no idea why this is required, but it is
6 9
7use strict; 10use strict;
8 11
9our %COMMAND; 12our %COMMAND;
10our @EVENT; 13our @EVENT;
… …
61# guessed hierarchies 64# guessed hierarchies
62 65
63@cf::object::player::ISA = 'cf::object'; 66@cf::object::player::ISA = 'cf::object';
64@cf::object::map::ISA = 'cf::object'; 67@cf::object::map::ISA = 'cf::object';
65 68
69$Event::DIED = sub {
70 warn "error in event callback: @_";
71};
72
66my %ext_pkg; 73my %ext_pkg;
67my @exts; 74my @exts;
68my @hook; 75my @hook;
69my %command; 76my %command;
77my %extcmd;
70 78
71sub inject_event { 79sub inject_event {
72 my ($data) = @_; 80 my $extension = shift;
81 my $event_code = shift;
73 82
74 my $cb = $hook[$data->{event_code}]{$data->{extension}} 83 my $cb = $hook[$event_code]{$extension}
75 or return; 84 or return;
76 85
77 $cb->($data) 86 &$cb
78} 87}
79 88
80sub inject_global_event { 89sub inject_global_event {
81 my ($data) = @_; 90 my $event = shift;
82 91
83 my $cb = $hook[$data->{event_code}] 92 my $cb = $hook[$event]
84 or return; 93 or return;
85 94
86 $_->($data) for values %$cb; 95 List::Util::max map &$_, values %$cb
87
88 ()
89} 96}
90 97
91sub inject_command { 98sub inject_command {
92 my ($name, $obj, $params) = @_; 99 my ($name, $obj, $params) = @_;
93 100
… …
100 107
101sub register_command { 108sub register_command {
102 my ($name, $time, $cb) = @_; 109 my ($name, $time, $cb) = @_;
103 110
104 my $caller = caller; 111 my $caller = caller;
105
106 warn "registering command '$name/$time' to '$caller'"; 112 #warn "registering command '$name/$time' to '$caller'";
107 113
108 push @{ $command{$name} }, [$time, $cb, $caller]; 114 push @{ $command{$name} }, [$time, $cb, $caller];
109 $COMMAND{"$name\000"} = List::Util::max map $_->[0], @{ $command{$name} }; 115 $COMMAND{"$name\000"} = List::Util::max map $_->[0], @{ $command{$name} };
110} 116}
111 117
118sub register_extcmd {
119 my ($name, $cb) = @_;
120
121 my $caller = caller;
122 #warn "registering extcmd '$name' to '$caller'";
123
124 $extcmd{$name} = [$cb, $caller];
125}
126
112sub register { 127sub register {
113 my ($base, $pkg) = @_; 128 my ($base, $pkg) = @_;
114 129
115 for my $idx (0 .. $#EVENT) { 130 for my $idx (0 .. $#EVENT) {
116 if (my $ref = $pkg->can ("on_$EVENT[$idx]")) { 131 if (my $ref = $pkg->can ("on_$EVENT[$idx]")) {
117 warn "registering $EVENT[$idx] hook to '$pkg'\n"; 132 #warn "registering $EVENT[$idx] hook to '$pkg'\n";
118 $hook[$idx]{$base} = $ref; 133 $hook[$idx]{$base} = $ref;
119 } 134 }
120 } 135 }
121} 136}
122 137
… …
154 169
155sub unload_extension { 170sub unload_extension {
156 my ($pkg) = @_; 171 my ($pkg) = @_;
157 172
158 warn "removing extension $pkg\n"; 173 warn "removing extension $pkg\n";
174
175 if (my $cb = $pkg->can ("on_unload")) {
176 $cb->($pkg);
177 }
159 178
160 # remove hooks 179 # remove hooks
161 for my $idx (0 .. $#EVENT) { 180 for my $idx (0 .. $#EVENT) {
162 delete $hook[$idx]{$pkg}; 181 delete $hook[$idx]{$pkg};
163 } 182 }
… …
173 delete $command{$name}; 192 delete $command{$name};
174 delete $COMMAND{"$name\000"}; 193 delete $COMMAND{"$name\000"};
175 } 194 }
176 } 195 }
177 196
197 # remove extcmds
198 for my $name (grep $extcmd{$_}[1] eq $pkg, keys %extcmd) {
199 delete $extcmd{$name};
200 }
201
178 Symbol::delete_package $pkg; 202 Symbol::delete_package $pkg;
179} 203}
180 204
181sub load_extensions { 205sub load_extensions {
182 my $LIBDIR = maps_directory "perl"; 206 my $LIBDIR = maps_directory "perl";
… …
196 if ($who->flag (FLAG_WIZ)) { 220 if ($who->flag (FLAG_WIZ)) {
197 $who->message ("reloading..."); 221 $who->message ("reloading...");
198 222
199 warn "reloading...\n"; 223 warn "reloading...\n";
200 eval { 224 eval {
225 $_->cancel for Event::all_watchers;
226
201 unload_extension $_ for @exts; 227 unload_extension $_ for @exts;
202 delete $INC{"cf.pm"}; 228 delete $INC{"cf.pm"};
203 229
204 # don't, removes xs symbols, too 230 # don't, removes xs symbols, too
205 #Symbol::delete_package $pkg; 231 #Symbol::delete_package __PACKAGE__;
206 232
207 require cf; 233 require cf;
208 }; 234 };
209 warn $@ if $@; 235 warn $@ if $@;
210 $who->message ($@) if $@; 236 $who->message ($@) if $@;
… …
215 $who->message ("Intruder Alert!"); 241 $who->message ("Intruder Alert!");
216 } 242 }
217}; 243};
218 244
219############################################################################# 245#############################################################################
246# extcmd framework, basically convert ext <id> <pkg> arg1 args
247# into pkg::->on_extcmd_arg1 (...) while shortcutting a few
248
249sub on_extcmd {
250 my ($pl, $buf) = @_;
251
252 my ($type) = $buf =~ s/^(\S+) // ? $1 : "";
253
254 $extcmd{$type}[0]->($pl, $buf)
255 if $extcmd{$type};
256}
257
258#############################################################################
220# load/save/clean perl data associated with a map 259# load/save/clean perl data associated with a map
221 260
222*on_mapclean = sub { 261*on_mapclean = sub {
223 my $map = shift->{map}; 262 my ($map) = @_;
224 263
225 my $path = $map->tmpname; 264 my $path = $map->tmpname;
226 defined $path or return; 265 defined $path or return;
227 266
228 unlink "$path.cfperl"; 267 unlink "$path.cfperl";
229}; 268};
230 269
231*on_mapin = 270*on_mapin =
232*on_mapload = sub { 271*on_mapload = sub {
233 my $map = shift->{map}; 272 my ($map) = @_;
234 273
235 my $path = $map->tmpname; 274 my $path = $map->tmpname;
236 $path = $map->path unless defined $path; 275 $path = $map->path unless defined $path;
237 276
238 open my $fh, "<:raw", "$path.cfperl" 277 open my $fh, "<:raw", "$path.cfperl"
… …
245 284
246 $map->_set_obs ($data->{obs}); 285 $map->_set_obs ($data->{obs});
247}; 286};
248 287
249*on_mapout = sub { 288*on_mapout = sub {
250 my $map = shift->{map}; 289 my ($map) = @_;
251 290
252 my $path = $map->tmpname; 291 my $path = $map->tmpname;
253 $path = $map->path unless defined $path; 292 $path = $map->path unless defined $path;
254 293
255 my $obs = $map->_get_obs; 294 my $obs = $map->_get_obs;
… …
275 314
276############################################################################# 315#############################################################################
277# load/save perl data associated with player->ob objects 316# load/save perl data associated with player->ob objects
278 317
279*on_player_load = sub { 318*on_player_load = sub {
280 my ($event) = @_; 319 my ($ob, $path) = @_;
281 my $path = $event->{message};
282 my $ob = $event->{who};
283 320
284 open my $fh, "<:raw", "$path.cfperl" 321 if (open my $fh, "<:raw", "$path.cfperl") {
285 or return; # no perl data
286 322
323 #d##TODO#remove
324
287 my $data = Storable::thaw do { local $/; <$fh> }; 325 my $data = Storable::thaw do { local $/; <$fh> };
288 326
289 $data->{version} <= 1 327 $data->{version} <= 1
290 or return; # too new 328 or return; # too new
291 329
292 %$ob = %{$data->{ob}}; 330 %$ob = %{$data->{ob}};
331 return;
332 }
333
334 for my $o ($ob, $ob->inv) {
335 if (my $value = $o->get_ob_key_value ("_perl_data")) {
336 $o->set_ob_key_value ("_perl_data");
337
338 %$o = %{ Storable::thaw pack "H*", $value };
339 }
340 }
293}; 341};
294 342
295*on_player_save = sub { 343*on_player_save = sub {
296 my ($event) = @_; 344 my ($ob, $path) = @_;
297 my $path = $event->{message};
298 my $ob = $event->{who};
299 345
300 if (keys %$ob) { 346 $_->set_ob_key_value (_perl_data => unpack "H*", Storable::nfreeze $_)
301 open my $fh, ">:raw", "$path.cfperl" 347 for grep %$_, $ob, $ob->inv;
302 or die "$path.cfperl: $!";
303 348
304 stat $path; 349 unlink "$path.cfperl";#d##TODO#remove
305
306 print $fh Storable::nfreeze {
307 size => (stat _)[7],
308 time => (stat _)[9],
309 version => 1,
310 ob => $ob,
311 };
312
313 chmod SAVE_MODE, "$path.cfperl"; # very racy, but cf-compatible *g*
314 } else {
315 unlink "$path.cfperl";
316 }
317}; 350};
318 351
319register "<global>", __PACKAGE__; 352register "<global>", __PACKAGE__;
320 353
354unshift @INC, maps_directory "perl";
355
321load_extensions; 356load_extensions;
322 357
3231 3581
324 359

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